CN206659645U

CN206659645U - Electric drive closed vacuum squeezer

Info

Publication number: CN206659645U
Application number: CN201620665333.0U
Authority: CN
Inventors: 王晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-28
Filing date: 2016-06-27
Publication date: 2017-11-24
Anticipated expiration: 2026-06-27

Abstract

It the utility model is related to a kind of electric drive closed vacuum squeezer, including press section, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, installation piston in press section, press section is divided into operation room and mill room by the piston, the top surface of piston is indoor positioned at operation, the bottom surface of piston is located in mill room, and piston has the structure for making operation room and mill room interconnected.In the utility model, press section and to meet juice portion can be structure setting up and down, it can also be the structure laterally set, it can also be the structure being obliquely installed, press section, which can also be entirely located in, simultaneously connects outside juice portion, part, which is located to connect in juice portion or be entirely located in, to be connect in juice portion, press section and connect juice portion be monolithically fabricated airtight cavity or connect juice portion form airtight cavity, vacuumize, squeezing automatically controls, fruit, the foodstuffs such as vegetables are during squeezing and juice etc. is maintained in the environment of vacuum, juice in existing Technology in Pressing in atmosphere is avoided caused by oxidation to change colour, go bad.

Description

Electric drive closed vacuum squeezer

Technical field

The utility model belongs to foodstuff squeezing and produces juice technical field, especially a kind of electric drive closed vacuum squeezing Machine.

Background technology

Fruit includes common apple, orange, pears etc., and vegetables include celery, cucumber etc., and these fruits and vegetables are in people Daily life in be the food materials being often eaten, with the improvement of living standards, people are increasingly not content with fruit and vegetable Traditional eating method of dish, it is desirable to be able to more fully, directly obtain the nutritional ingredient in foodstuff, thus each producer develops Go out various press apparatus, it can squeeze out fruits and vegetables juice, people's these juice capable of direct drinking, be very easy to The life of people.Above-mentioned press apparatus includes the structures such as push type, press handle type, and push type is to carry net in cylinder upper end installation one The projection in hole, the fruit of the succulence such as orange, orange is directly born against in projection or is pressed in again in projection in upper lid, firmly to Lower pressure, juice is set to be flowed into by mesh in cylinder；Press handle type is that fixed handle is installed on cylinder, and dress pressure is cut with scissors in cylinder side The upper lid that, pressure handle bottom surface installation one is agreed with cylinder upper end, the installation of cylinder upper end is with meshed projection, by fruit during use It is placed in projection, firmly depresses pressure handle, lid and projection is squeezed out juice.In above two structure, if using electricity Dynamic type of drive realizes that squeezing acts, and its expressing process can be very fast and squeezing thorough, meanwhile, add electronic driving After mode, squeeze force is larger, and it can be made to be used for the oil expression of the foodstuffs such as peanut, soybean.

In addition, people also develop the spiral isostructural press apparatus of other species, but all these equipment Expressing process be all to carry out in atmosphere, about 21% oxygen is contained in air, contains aldehydes matter in plant tissue, works as squeezing During cell tissue it is destroyed after, oxygen just a large amount of intrusions, phenolase phenol substance catalytic forms quinone and its polymer produces enzymatic Browning reaction, the foodstuff juice (fruit juice, vegetable juice, edible oil etc.) that enzymatic browning makes to squeeze out are oxidized, and cause loss big Nutrition is measured, and color and mouthfeel are all deteriorated.

Utility model content

The purpose of this utility model is overcome the deficiencies in the prior art, there is provided completes to squeeze using electrically driven (operated) mode, Squeeze and connect a kind of electric drive envelope that the juice that juice keeps vacuum state and avoids squeezing out in expressing process is oxidized by oxygen Closed vacuum squeezer.

The utility model adopts the technical scheme that：

A kind of electric drive closed vacuum squeezer, it is characterised in that：Including press section, connect juice portion, piston, driven by power Press section is divided into operation room and squeezing by telescoping mechanism, electric vacuum pump and body, the interior installation piston of press section, the piston Room, the top surface of piston is indoor positioned at operation, and the bottom surface of piston is located in mill room, and piston, which has, makes operation room and mill room mutual The structure of connection；

Press section be entirely located in connect outside juice portion, press section part is positioned at connecing in juice portion or press section is entirely located in and meets juice portion It is interior；When press section, which is entirely located in, to be connect outside juice portion, the press section with it is described connect juice portion be interconnected and be collectively forming one it is close Closed chamber body, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section sealed bottom is pressed in and connect Juice portion opening；When press section part positioned at connect in juice portion when, the press section is interconnected and common shape with the juice portion that connects Into an airtight cavity, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section outer rim is close Envelope, which is pressed in, connects juice portion opening；Connect when press section is entirely located in juice portion, the press section with it is described connect juice portion be interconnected and Meet juice portion and form an airtight cavity, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only squeezing Portion, which is located at, to be connect in juice portion；

Press section side wall at the mill room sets filter screen or press section side wall all to set filter screen or squeezing Portion's side wall and bottom set filter screen or the mill room bottom to set filter screen or mill room and connect setting filter between juice portion Net or connect to set in juice portion filter screen is set in filter screen or the mill room；

The driven by power telescoping mechanism includes drive division and pars contractilis, and the pars contractilis can stretch out under the driving of drive division Or retraction, the drive division are arranged in the body, are arranged on body, being partly arranged in airtight cavity or all setting In airtight cavity, its pars contractilis is fixedly connected with the piston, is detachably connected or is pressed on piston, the pars contractilis The piston is pushed or pull on when flexible to move in press section, makes mill room Volume Changes, when the pars contractilis promotes or draws When piston is moved and the squeezing building volume is diminished, piston squeezing treats expressate in mill room, and the juice squeezed out leads to The filter screen entrance is crossed to connect in juice portion；

The electric vacuum pump is located in body, on body or in airtight cavity, and it has bleeding point and gas outlet, electronic The bleeding point of vavuum pump connects directly or by exhaust pipe with the airtight cavity, and its gas outlet is directly or by outlet pipe Connected with atmospheric environment；

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete pressure The air in airtight cavity is taken out in whole stages, any two stage or any one stage in three phases after squeezing Go out, the airtight cavity is kept vacuum state.

And it be selected from structure any of (1), (2), (3), (4), (5), (6) or (7)：

(1) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at the top of press section, and the pars contractilis stretches into In press section and pars contractilis end is fixedly connected with the piston, is detachably connected or is pressed on piston, when pars contractilis stretches out Promote piston and move downward it, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen Connect in juice portion；

Or

(2) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at the lower section for meeting juice portion, and pars contractilis is from following Sealing slides through the bottom for meeting juice portion, is then passed through filter screen and stretches into mill room, and institute is fixed or be detachably connected in its end State on piston, piston is pulled when pars contractilis shrinks and moves downward it, to treating that expressate squeezes in mill room, squeeze out Juice is entered by the filter screen to be connect in juice portion；

Or

(3) press section is generally laterally set with meeting juice portion, and press section is arranged on and connects juice portion side, press section part is located at Connect in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at close to the side of the press section end of operation room Side, the pars contractilis is stretched into press section and its end is fixedly connected with the piston, is detachably connected or is pressed on piston, is stretched Piston is promoted when contracting portion is stretched out and it is moved to juice portion bottom direction is connect, to treating that expressate squeezes in mill room, is squeezed out Juice by the filter screen enter connect in juice portion；

Or

(4) press section is generally laterally set with meeting juice portion, and press section is arranged on and connects juice portion side, press section part is located at Connect in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at close to the side for connecing juice portion bottom, pars contractilis Sealing slides through the bottom that meets juice portion, is then passed through filter screen and stretches into mill room, and its end is fixedly connected with the piston or removable Connection is unloaded, pulls piston it is moved to juice portion bottom direction is connect when pars contractilis shrinks, to treating that expressate squeezes in mill room, The juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(5) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located on the outside of press section, and the pars contractilis is towards upper The end of side connects the lower end of the vertical arm of an inverted U arm side, and squeezing is stretched into the lower end of the vertical arm of the inverted U arm opposite side In portion and it is fixedly connected with the piston, is detachably connected or is pressed on piston, pars contractilis is promoted when shrinking by inverted U arm Piston simultaneously moves downward it, and to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen connects juice In portion；

Or

(6) press section is obliquely installed, press section be inclined at connect in juice portion, press section part positioned at connecing in juice portion or Press section, which is entirely located in, to be connect in juice portion, and the angle of movement locus line and horizontal plane of the piston in press section is more than 0 ° and is less than 90 °, the pars contractilis is located at close to the side of the press section end of operation room, and the pars contractilis is stretched into press section, and its end It is fixedly connected with the piston, is detachably connected or is pressed on piston, promotes piston to make it to meeting juice portion when pars contractilis stretches out Direction is moved, and to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(7) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the operation that the pars contractilis is located at press section is indoor, the pars contractilis End be fixedly connected with the piston, be detachably connected or be pressed on piston, piston is promoted when pars contractilis stretches out and makes it Move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion.

Another purpose of the present utility model is to provide a kind of electric drive closed vacuum squeezer, it is characterised in that：Bag Include press section, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, installation piston, the work in press section Press section is divided into operation room and mill room by plug, and the bottom surface of piston is indoor positioned at operation, and the top surface of piston is located in mill room, Piston has the structure for making operation room and mill room interconnected；

It is filter screen in itself to have filter screen or the piston on the piston；

And it be selected from structure any of (1), (2), (3), (4), (5), (6) or (7)：

(1) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at the top of press section, and the pars contractilis stretches into In press section and pars contractilis end is fixedly connected with the piston, is detachably connected, and piston is pulled when pars contractilis shrinks and makes its upward Motion, to treating that expressate squeezes in mill room, the filter screen shape that the juice squeezed out passes through the filter screen on piston or piston itself Shape, which enters, to be connect in juice portion；

Or

(2) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at the lower section for meeting juice portion, and pars contractilis is from following Sealing slides through the bottom that meets juice portion, then stretches into press section, and its end fix, be detachably connected or be only withstand on it is described Piston is promoted on piston, when pars contractilis stretches out and it is moved upwards, to treating that expressate squeezes in mill room, the juice squeezed out Liquid is entered by the filter screen shape of the filter screen on piston or piston itself to be connect in juice portion；

Or

(3) press section is generally laterally set with meeting juice portion, and press section is arranged on and connects juice portion side, press section part is located at Connect in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at close to the side of the press section end of mill room Side, the pars contractilis stretches into press section and its end is fixedly connected with the piston or is detachably connected, and pulls and lives when pars contractilis shrinks Fill in and make to treat that expressate squeezes in its mill room to piston top surface side, the juice squeezed out passes through the filter screen on piston or work The filter screen shape entrance for filling in itself is connect in juice portion；

Or

(4) press section is generally laterally set with meeting juice portion, and press section is arranged on and connects juice portion side, press section part is located at Connect in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at close to the side for connecing juice portion bottom, pars contractilis Sealing slides through the bottom that meets juice portion, then stretches into press section, and its end fix, be detachably connected or be only withstand on it is described Promote piston to make to treat that expressate squeezes in its mill room to piston top surface side on piston, when pars contractilis stretches out, squeeze out Juice is entered by the filter screen shape of the filter screen on piston or piston itself to be connect in juice portion；

Or

(5) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located on the outside of press section, and the pars contractilis is towards upper The end of side connects the lower end of the vertical arm of an inverted U arm side, and squeezing is stretched into the lower end of the vertical arm of the inverted U arm opposite side In portion and it is fixedly connected with the piston or is detachably connected, piston is pulled by inverted U arm when pars contractilis stretches out and it is transported upwards It is dynamic, to treating that expressate squeezes in the mill room of piston top surface side, the juice squeezed out by the filter screen on piston or piston from The filter screen shape of body, which enters, to be connect in juice portion；

Or

(6) press section is obliquely installed, press section be inclined at connect in juice portion, press section part positioned at connecing in juice portion or Press section, which is entirely located in, to be connect in juice portion, and the angle of movement locus line and horizontal plane of the piston in press section is more than 0 ° and is less than 90 °, the pars contractilis is located at close to the side of the press section end of mill room, and the pars contractilis is stretched into press section, and its end It is fixedly connected with the piston or is detachably connected, pulls piston it is moved to mill room direction when pars contractilis shrinks, to piston top Treat that expressate squeezes in the mill room of surface side, the filter screen shape that the juice squeezed out passes through the filter screen on piston or piston itself Into connecing in juice portion；

Or

(7) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part position In connecing in juice portion or press section is entirely located in and connect in juice portion, the operation that the pars contractilis is located at press section is indoor, the pars contractilis End be fixedly connected with the piston or be detachably connected, being promoted when pars contractilis stretches out piston and makes it move upwards, to mill room Interior treats that expressate squeezes, and the juice squeezed out is entered by the filter screen shape of the filter screen on piston or piston itself meets juice portion It is interior.

Moreover,

(1) when pars contractilis is located above press section：

The body forms c-type frame structure by base portion, vertical portion and chain-drive section, and wherein chain-drive section is relative to vertical portion For cantilevered structure, encorbelmenting for chain-drive section forms squeezing working space, institute between part and the part of the stretching vertical portion of base portion State and press section is set in squeezing working space and meets juice portion；

Press section encorbelments part to be fixedly connected, being detachably connected or being not connected to the chain-drive section, or meets juice portion Fix or be detachably connected directly or by connector with the chain-drive section；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or On vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion On；

Or

(2) when pars contractilis, which is located at, to be connect below juice portion:

The body forms L-type structure by base portion and vertical portion, or the body is only made up of base portion, the bottom Set from bottom to top in portions and connect juice portion and press section, pars contractilis is set in the base portion connect below juice portion or in base portion, The pars contractilis completes expanding-contracting action under the driving of the drive division,

The drive division and electric vacuum pump are arranged in body or on body；

Or

When pars contractilis be located at press section side or positioned at connect juice portion side when:

The body forms L-type structure by base portion and vertical portion, is laterally set in the base portion and connects juice portion and squeezing Portion, horizontal pars contractilis is set, the pars contractilis is completed flexible under the driving of the drive division in vertical portion or on vertical portion Action, the drive division is arranged in base portion, in base portion, in vertical portion or vertical portion, and the electric vacuum pump is set In base portion, in base portion, in vertical portion or on vertical portion；

Or

(4) when pars contractilis is located on the outside of press section：

The body forms L-type structure by base portion and vertical portion, set from bottom to top in the base portion connect juice portion and Press section, pars contractilis upward is set, the pars contractilis is completed under the driving of the drive division in vertical portion or on vertical portion Expanding-contracting action, the drive division are arranged in vertical portion, on vertical portion, in base portion or in base portion, the electric vacuum pump It is arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when pars contractilis is located above press section：

The body forms hollow frame structure by base portion, two symmetrical vertical portions and chain-drive section, and chain-drive section is horizontal Across being arranged on two symmetrical vertical portion tops, base portion is across being arranged on two symmetrical vertical portion bottoms, hollow framework The space of the centre of structure is squeezing working space, and press section is set in the squeezing working space and meets juice portion；

Press section is to be fixedly connected, be detachably connected or be not connected to the overhanging portion of the chain-drive section, or meets juice portion It is to fix or be detachably connected directly or by connector with the chain-drive section overhanging portion；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion it is interior or In base portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, in vertical portion, on vertical portion, in base portion or bottom In portions；

Or

(6) when pars contractilis is located above press section：

The body is only made up of chain-drive section, and press section is fixedly connected with the chain-drive section directly or by connector, can Dismantling connection, or meet juice portion and be fixedly connected, be detachably connected directly or by connector with the chain-drive section；The press section Pars contractilis is set in the chain-drive section of top or on chain-drive section, the pars contractilis completes expanding-contracting action under the driving of the drive division, The drive division is arranged in chain-drive section, on chain-drive section, and the electric vacuum pump is arranged in chain-drive section, on chain-drive section or is run It is indoor；

Or

(7) when pars contractilis is located at the operation chamber interior of press section：

The body is only made up of chain-drive section, and press section is fixedly connected with the chain-drive section directly or by connector, can Dismantling connection, or meet juice portion and be fixedly connected, be detachably connected directly or by connector with the chain-drive section；

Pars contractilis is located at the operation chamber interior of press section, and the pars contractilis is completed flexible dynamic under the driving of the drive division Make, the operation that the drive division is completely or partially arranged on press section is indoor, and the electric vacuum pump is arranged in chain-drive section, machine On head；

Or

(8) when pars contractilis is located at the operation chamber interior of press section：

It is body that the operation room of the press section is simultaneous, and pars contractilis is located at the operation chamber interior of press section, and the pars contractilis is in institute State and expanding-contracting action is completed under the driving of drive division, the operation that the drive division is completely or partially arranged on press section is indoor, described The operation that electric vacuum pump is arranged on press section is indoor；

Or

(9) when pars contractilis is located above press section：

The body forms c-type frame structure by base portion, vertical portion and chain-drive section, wherein the vertical portion is provided with machine Head and chain-drive section are cantilevered structure relative to vertical portion, the part of encorbelment part and the stretching vertical portion of base portion of chain-drive section Between form squeezing working space, set in the squeezing working space and press section and meet juice portion；

The part of encorbelmenting of press section and the chain-drive section is not connected to；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, the locus of the pars contractilis and chain-drive section Relation is relatively fixed or can be with respect to varying motion；

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis and the chain-drive section fix or It is detachably connected, chain-drive section can move up and down under drive division driving along vertical portion；The drive division is arranged on In chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion, electric vacuum pump is arranged on chain-drive section On interior, chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

When the spatial relation of the pars contractilis and chain-drive section can be with respect to varying motion：Pars contractilis and/or head Portion can move up and down under drive division driving along vertical portion, and the two overall up and down motion and/or the flexible of pars contractilis move Realize motion of the piston in press section；The drive division is arranged in chain-drive section, on chain-drive section, in base portion, base In portion, in vertical portion or on vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, In vertical portion or on vertical portion；

Or

(10) when pars contractilis is located above press section：

The body forms inverted L shape structure by vertical portion and chain-drive section, and wherein chain-drive section is knot of encorbelmenting relative to vertical portion Structure, the beneath portions of encorbelmenting of chain-drive section set press section in the squeezing working space and meet juice portion for squeezing working space；

Press section and the chain-drive section encorbelment part for be fixedly connected or be detachably connected or vertical portion on have and use In connection press section or connect the support member in juice portion or meet juice portion and fixed with the chain-drive section directly or by connector or removable Unload connection；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in vertical portion or vertical portion, Motorized vacuum Pump is arranged in chain-drive section, on chain-drive section, in vertical portion or vertical portion；

Or

(11) when pars contractilis is located above press section：

The body includes base portion, vertical portion and chain-drive section, and the vertical cross section is c-type or U-shaped,

Vertical portion is arranged between chain-drive section and base portion, and the space that chain-drive section, vertical portion and base portion are surrounded forms pressure Working space is squeezed, press section is set in the squeezing working space and meets juice portion；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, the vertical portion in, on vertical portion, base portion it is interior or In base portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, the vertical portion in, on vertical portion, base portion is interior or bottom In portions.

Any of (1), (2) or (3) moreover, the interconnected structure is selected from：

(1) there is gap between the outer rim of the piston and press section inner edge；

Or

(2) made between the outer rim of the piston and the inner edge of press section to be brought into close contact in the outer rim of piston at least one The groove of bottom surface is extended to by top surface or depression or makes on piston at least one through hole that bottom surface is extended to by top surface；

Or

(3) there is gap between the outer rim of the piston and press section inner edge, made in the outer rim of piston at least one by pushing up Face extends to the groove of bottom surface or depression or at least one through hole that bottom surface is extended to by top surface is made on piston.

Any of (1) or (2) moreover, the interconnected structure structure is selected from：

(1) there is gap between the outer rim of the piston and press section inner edge, make and at least one prolonged by top surface on piston Extend the filter opening of bottom surface；

Or

(2) made between the outer rim of the piston and the inner edge of press section to be brought into close contact on piston at least one by pushing up Face extends to the filter opening of bottom surface.

Moreover, the press section is in connecing in juice portion or the press section part is positioned at connecing in juice portion, the pars contractilis with Relation between press section be selected from structure any of (1), (2), (3) or (4)：

(1) when pars contractilis is close to the press section end, press section end set has end cover or sets the close of one Seal structure；Pars contractilis is stretched into press section after being slid through from end cap or sealing structure sealing, is in the press section and air The confined space of environment isolation；

Or

(2) when pars contractilis is located at the press section side, press section end set has end cover or sets the close of one Seal structure；The vertical arm of the inverted U arm opposite side of pars contractilis driving stretches into pressure after being slid through from end cap or sealing structure sealing It is the confined space with atmospheric environment isolation in squeezing portion, in the press section；

Or

(3) when pars contractilis meets juice portion described in, press section end set has end cover or sets the sealing knot of one Structure；It is the confined space with atmospheric environment isolation in the press section；

Or

(4) when pars contractilis is positioned at operation chamber interior, running the press section end set at room has end cover or setting one The sealing structure of body；The operation room is the confined space with atmospheric environment isolation.

Or

(4) when pars contractilis is positioned at operation chamber interior, the press section end set at mill room has end cover or setting one The sealing structure of body；The mill room is the confined space with atmospheric environment isolation.

Moreover, the press section is entirely located in when connecing in juice portion, the relation between the pars contractilis and press section is to be selected from Any of (1), (2) or (3) structure：

(1) when pars contractilis is close to the operation room, the end set at the operation room of the press section has end cover or set Putting integral sealing structure or the end set for connecing juice portion open-mouth has end cover；

Pars contractilis from end cap or one sealing structure sealing slide through after stretch into press section, it is described connect juice portion be with The confined space of atmospheric environment isolation；

Or

(2) when pars contractilis is positioned at the operation room side, the end set at the operation room of the press section has sealed end Lid sets the sealing structure of one or the end set for connecing juice portion open-mouth to have end cover；

The vertical arm of the inverted U arm opposite side of pars contractilis driving is from after sliding through the sealing of the sealing structure of end cap or one Stretch into press section, the juice portion that connects is the confined space with atmospheric environment isolation；

Or

When pars contractilis close to it is described meet juice portion when, the end set at the operation room of the press section have end cover or The sealing structure or the end set for connecing juice portion open-mouth for setting one have an end cover, pars contractilis from connect juice portion and Filter screen is stretched into mill room after passing through, and the juice portion that connects is the confined space with atmospheric environment isolation.

(1) when pars contractilis is close to the operation room, the end set at the mill room of the press section has end cover or set Putting integral sealing structure or the end set for connecing juice portion open-mouth has end cover；

Or

(2) when pars contractilis is located at the mill room side, the end set at the mill room of the press section has sealed end Lid sets the sealing structure of one or the end set for connecing juice portion open-mouth to have end cover；

Or

When pars contractilis close to it is described meet juice portion when, the end set at the mill room of the press section have end cover or The sealing structure of one or the end set for connecing juice portion open-mouth is set to have end cover, pars contractilis meets juice portion certainly and worn Later stretch into mill room, the juice portion that connects is the confined space with atmospheric environment isolation.

Moreover, the piston can be along itself axis of rotation rotation.

Moreover, it be selected from structure any of (1) or (2)：

(1) form and be provided with stomata on the part of airtight cavity, the bleeding point of electric vacuum pump is directly or by exhaust pipe Connected with the port sealing；

Or

(2) connecing on juice portion bottom surface has to the tracheae for connecing juice portion internal projection, and the tracheae, which stretches into, connects end in juice portion positioned at connecing More than the juice liquid level in juice portion, the bleeding point of electric vacuum pump connects directly or by exhaust pipe with tracheae sealing.

It is used to import gas moreover, forming on the part of airtight cavity or installing one on the exhaust pipe of electric vacuum pump Hand-operated valve or electrically-controlled valve.

Moreover, having one to be not provided with motor in the electric vacuum pump or driven by power telescoping mechanism, another has electricity The work that motor is not provided with directly or by actuator drives of machine.

Moreover, also include being used for the automaton for controlling electric vacuum pump and driven by power telescoping mechanism to work, institute Automaton is stated including any one in time control module, air pressure control module or load current detection control module Individual, any two is whole three：

(1) time control module controls the work of electric vacuum pump and/or driven by power telescoping mechanism in a manner of timing； Or

(2) the air pressure detection part in air pressure control module includes baroceptor or baroswitch, baroceptor or Person's baroswitch be arranged on electric vacuum pump exhaust pipe on, on mill room, connect in juice portion or with the airtight cavity connect Logical opening position；

Baroceptor transmits the air pressure change of airtight cavity to the control unit of air pressure control module in electrical signal form Point, the work of control section control electric vacuum pump and/or driven by power telescoping mechanism；

Or

Baroswitch is mechanical or electronic type, air pressure change make baroswitch be turned on or off, and is controlled with this electronic true The work of empty pump and/or driven by power telescoping mechanism；Or

(3) the detection part in load current detection control module is used to detect electric vacuum pump and/or driven by power is stretched The load current change of mechanism, and by control section in load current detection control module control electric vacuum pump and/or The work of driven by power telescoping mechanism.

Moreover, described connect sets a juice yield tube in juice portion bottom or side wall, the juice pipe end and a upper end for connecing juice tank Opening is tightly connected or the juice pipe end is provided with tap；

Or

Connect and a juice yield tube is set in juice portion bottom or side wall, the upper end open sealing that the juice pipe end connects juice tank with one connects Connect, the bleeding point of electric vacuum pump is tightly connected directly or by exhaust pipe and the juice tank that connects.

Any of (1), (2), (3), (4) or (5) moreover, piston is in squeezing, the gas pressure in airtight cavity is selected from：

(1) 10 kPas are less than, and more than 0 kPa；

Or

(2) 2.5 kPas are less than, and more than 0 kPa；

Or

(3) 1.7 kPas are less than, and more than 0 kPa；

Or

(4) 1.23 kPas are less than, and more than 0 kPa；

Or

(5) 0.87 kPa is less than, and more than 0 kPa.

Moreover, also including air pressure display device, air pressure display device is mechanical type air-pressure gage or electronic type air gauge：

Mechanical type air-pressure gage is pointer air gauge, including baroceptor and pointer header, baroceptor are located at In airtight cavity, pointer header, which is located at, to be connect in juice portion side wall or press section side wall；

Or pressure tap is provided with juice portion side wall is connect or in mill room side wall, flexible film closure in pressure tap；

Electronic type air gauge includes baroceptor, detection circuit and optical display or voice prompting device, each several part it Between be electrical connection, baroceptor is arranged in airtight cavity, optical display be arranged on connect in juice portion side wall, press section side wall On upper or body, voice prompting device is located in body.

Moreover, the driven by power telescoping mechanism is that electric pushrod, electric cylinder, straight line moving motor, through screw mandrel are straight Line stepper motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electronic gas Dynamic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic song Handle sliding block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescopic machine Structure, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic double-cylinder type liter Any of descending mechanism, electronic upright type lifting mechanism, electronic articulated arm lift structure or electric chain formula elevating mechanism or It is the combination of any two kinds and the above.

Moreover, juice portion side is being connect, juice portion bottom is being connect, connect in the body of juice portion side, connect on the body of juice portion side, connect In body below juice portion or connect electric heater unit is set on body below juice portion.

Moreover, the press section and connect juice portion junction, press section and end cap junction, meet juice portion with chain-drive section handing-over Place, press section and chain-drive section junction, at least certain junction connect in juice portion and base portion junction are provided with safety open Device is closed, the safety switching apparatus only turns on when the junction is correctly installed.

The advantages of the utility model and good effect are：

In the utility model, press section and to meet juice portion can be structure setting up and down or the knot laterally set Structure, can also be the structure being obliquely installed, at the same press section can also be entirely located in connect outside juice portion, partly positioned at connecing in juice portion or Be entirely located in and connect in juice portion, press section and connect juice portion be monolithically fabricated airtight cavity or connect juice portion form airtight cavity, pars contractilis With the different installation sites being engaged from said structure, the press section side wall at mill room sets filter screen or press section side Wall all sets filter screen or press section side wall and bottom sets filter screen or the mill room bottom to set filter screen or pressure Squeeze room and connect to set filter screen between juice portion or connect and setting filter screen, body in filter screen or the mill room are set in juice the portion in Different structure can be used accordingly, while driven by power telescoping mechanism, electric vacuum pump and automaton cooperate, Realize vacuumize, automatically controlling of squeezing, while the foodstuff such as water fruits and vegetables is during squeezing and juice (including oil) etc. Into being held in when meeting juice portion or connecing juice tank in the environment of vacuum, juice is avoided in existing Technology in Pressing in atmosphere because of oxygen The problems such as changing colour caused by changing, be rotten.Compared with the rotating juice extractor of vacuum spiral etc., there is easily cleaning (after each use Minimum need to clean 3 the juice portion that connects, press section, piston parts, need at least to clean after each use of vacuum screw juice extractor 7 closure, feeding cylinder, helical axis, cylindrical filter screen, chamber of squeezing the juice, juice receiving cup, residue cup parts), it is easy to operate (minimum also only to need 3 parts are installed, vacuum screw juice extractor at least needs to install 7 parts).

Brief description of the drawings

Fig. 1 is the structural representation of the utility model embodiment 1；

Fig. 2 is the structural representation of embodiment 2；

Fig. 3 is the structural representation of embodiment 3；

Fig. 4 is the structural representation of embodiment 4；

Fig. 5 is the structural representation of embodiment 5；

Fig. 6 is the structural representation of embodiment 6；

Fig. 7 is the structural representation of embodiment 7；

Fig. 8 is the structural representation of embodiment 8；

Fig. 9 is the structural representation of embodiment 9；

Figure 10 is the structural representation of connected mode between press section and chain-drive section；

Figure 11 is the structural representation of embodiment 10；

Figure 12 is the structural representation to be detachably connected between pars contractilis and piston.

Figure 13 is that the cross section of vertical portion is c-type structural representation；

Figure 14 is the structural representation of embodiment 11；

Figure 15 is the structural representation of embodiment 12；

Figure 16 is the structural representation of embodiment 13.

Embodiment

With reference to embodiment, following embodiments, which are illustrative, are not limited is further illustrated to the utility model , it is impossible to limit the scope of protection of the utility model with following embodiments.

A kind of electric drive closed vacuum squeezer, as shown in figs. 1-13, innovation of the present utility model are：Including pressure Squeezing portion 9, juice portion 22, piston 10, driven by power telescoping mechanism, electric vacuum pump 17 and body 7 are connect, piston are installed in press section, Press section is divided into operation room 2 and mill room 13 by the piston, and the top surface of piston is indoor positioned at operation, and the bottom surface of piston is positioned at pressure Squeeze indoor, piston has and makes operation room and the interconnected structure of mill room, and piston is running indoor slip and in mill room Foodstuff squeezed.

Press section and the position relationship connect between juice portion are：Press section be entirely located in and connect outside juice portion (such as Fig. 1,2,4,5,6, 9th, 10,11,14,15), press section part positioned at meet in juice portion (such as Fig. 7) or press section be entirely located in and connect in juice portion (such as Fig. 3, 8、16)。

1. when press section, which is entirely located in, to be connect outside juice portion, the press section is interconnected and is collectively forming with the juice portion that connects One airtight cavity 25, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section bottom is close Envelope, which is pressed in, connects juice portion opening.The implication being pressed in is sealed to refer to：Press section bottom is installed by one lip ring, seal bottom surface Insertion connects juice portion opening.The seal is made up of elaxtic seals such as rubber.Seal realizes both positioning and close Envelope.It is other in addition that both can be steadily contacted and keep the described interior structure for vacuum state of airtight cavity To use.

2. when press section part positioned at connect in juice portion when, the press section and the juice portion that connects are interconnected and be collectively forming One airtight cavity 25, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section outer rim is close Envelope, which is pressed in, connects juice portion opening.The implication being pressed in is sealed to refer to：Press section outer rim installs a lip ring, seal bottom surface Or side insertion connects in juice portion opening or open upper end.The seal is made up of elaxtic seals such as rubber.Seal is real Both positioning and sealing are showed.In addition it is other both can be steadily contacted and keep be in described airtight cavity The structure of vacuum state can use.

3. connect when press section is entirely located in juice portion, the press section with it is described meet juice portion and be interconnected and meet juice portion formed One airtight cavity, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section is placed on and connect In juice portion.

Press section side wall at the mill room sets filter screen or press section side wall all to set filter screen or squeezing Portion's side wall and bottom set filter screen or the mill room bottom to set filter screen or mill room and connect setting filter between juice portion Net or connect to set in juice portion filter screen is set in filter screen or the mill room.

On the one hand the effect of the filter screen is to be used to filter when squeezing, be on the other hand to make press section with meeting company of juice portion It is logical.

1. when press section, which is entirely located in, to be connect outside juice portion, only connects the press section bottom within juice portion opening and be provided with filter screen, or Person's mill room and connect to set filter screen between juice portion or connect setting filter screen in filter screen or the mill room is set in juice the portion in.

2. when press section part positioned at connect in juice portion when, only connect within juice portion opening or following press section side wall or bottom Provided with filter screen, or mill room and connecing sets filter screen between juice portion or connect in setting filter screen or the mill room in juice the portion in Filter screen is set.

3. connect when press section is entirely located in juice portion, any one position in press section side wall or bottom or all can be with Provided with filter screen.

The driven by power telescoping mechanism includes drive division 6 and pars contractilis 5, and the pars contractilis can be stretched under the driving of drive division Go out or be retracted, the drive division is arranged in the body 7, is arranged on body 7, it is in airtight cavity 25 or complete to be partly arranged on Portion is arranged in airtight cavity 25, and its pars contractilis is fixedly connected with the piston, is detachably connected or is pressed on piston, The pars contractilis pushes or pull on the piston when flexible and moved in press section, makes mill room Volume Changes, when the pars contractilis When pushing or pull on piston movement and the squeezing building volume is diminished, piston squeezing treats expressate 12, squeezing in mill room The juice gone out is entered by the filter screen to be connect in juice portion.

The electric vacuum pump is located in body, on body or in airtight cavity, and it has bleeding point 19 and gas outlet 16, The bleeding point of electric vacuum pump connects directly or by exhaust pipe 29 with the airtight cavity, and its gas outlet is directly or by going out Air pipe connects with atmospheric environment.

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete pressure The air in airtight cavity is taken out in whole stages, any two stage or any one stage in three phases after squeezing Go out, the airtight cavity is kept vacuum state.(vacuum state or vacuum refer to be less than an atmospheric pressure in given space Gaseous state, that is, negative pressure state or negative pressure), realize the purpose squeezed under vacuum conditions.

Specifically：

1. any one stage refers to：

Stage before piston is squeezed extracts the air in airtight cavity out, the airtight cavity is kept vacuum shape State, remaining stage do not take out air；Or

Stage when piston is squeezed extracts the air in airtight cavity out, the airtight cavity is kept vacuum shape State, remaining stage do not take out air；Or

The stage after squeezing is completed in piston to extract the air in airtight cavity out, the airtight cavity is kept vacuum shape State, remaining stage do not take out air.

2. any two stage refers to：

The air in airtight cavity is extracted out in the stage before piston is squeezed and the stage when piston is squeezed, The airtight cavity is set to keep vacuum state, remaining stage does not take out air；Or

The air in airtight cavity is extracted out in the stage before piston is squeezed and the stage after piston completion squeezing, The airtight cavity is set to keep vacuum state, remaining stage does not take out air；Or

Stage when piston is squeezed and the stage after piston is completed to squeeze extract the air in airtight cavity out, The airtight cavity is set to keep vacuum state, remaining stage does not take out air.

3. whole stages refer to：

In the stage before piston is squeezed, the stage when piston is squeezed and the stage after piston completion squeezing The air in airtight cavity is extracted out in whole three phases, the airtight cavity is kept vacuum state.

Press section and connect relation between juice portion and the two relation between pars contractilis be selected from structure (1), (2), (3), Any of (4), (5), (6) or (7)：

(1) press section and juice portion generally being vertically arranged as shown in Fig. 1,2,3,4,6,7,8,9,10,11,14,15 is connect, Press section, which is vertically arranged in, connects in juice portion (Fig. 1,2,4,6,9,10,11,14,15), press section part positioned at connecing in juice portion (Fig. 7) Or press section is entirely located in and connect in juice portion (Fig. 3,8,16), the pars contractilis is located at the top of press section, and the pars contractilis stretches into In press section and pars contractilis end is fixedly connected with the piston (can be Fig. 1,2,3,4,7,8,9,10,11), be detachably connected (can Be Fig. 1,2,3,4,7,8,9,10,11) or be only to be pressed on piston (Fig. 6), when pars contractilis extends downwardly from promote piston simultaneously It is set to move downward (Fig. 1,2,3,7,8,10,11), to treating that expressate squeezes in mill room, the juice squeezed out passes through described Filter screen, which enters, to be connect in juice portion；

Or

(2) press section and connect that juice portion is generally as shown in Figure 4 to be vertically arranged, press section, which is vertically arranged in, connects in juice portion (figure 4), positioned at connecing or press section is entirely located in and connect in juice portion, the pars contractilis, which is located at, to be connect under juice portion in juice the portion in for press section part Side, pars contractilis slides through the bottom for meeting juice portion from following sealing, then is stretched into after passing through filter screen by slip cap 36 in mill room, And its end 34 is fixedly connected or is detachably connected on the piston, the conventional fixation side such as welding can be used by being fixedly connected Formula, can also by the way of connector 35 as shown in Figure 4 is detachably connected, pars contractilis shrink when pull piston and make its to Lower motion, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(3) the press section horizontal setting generally as shown in Figure 5 with meeting juice portion, press section, which is arranged on, connects on the right side of juice portion (figure 5), press section part is positioned at connecing or press section is entirely located in and connect in juice portion in juice the portion in, and the pars contractilis is located at close to running room Press section end side, the pars contractilis is stretched into press section and its end is fixedly connected with the piston, is detachably connected or only It is to be pressed on piston, piston is promoted when pars contractilis stretches out and it is moved to juice portion bottom direction is connect, to treating in mill room Expressate is squeezed, and the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(4) the press section horizontal setting generally as shown in Figure 5 with meeting juice portion, press section, which is arranged on, to be connect on the right side of juice portion, squeezes Portion part is that the pars contractilis is located at positioned at connecing in juice portion or press section is entirely located in and connect in juice portion with Fig. 5 differences Close to the side for connecing juice portion bottom, pars contractilis sealing slides through the bottom for meeting juice portion, is then passed through filter screen and stretches into mill room, and Its end is fixedly connected with the piston or is detachably connected, and pulls piston it is transported to juice portion bottom direction is connect when pars contractilis shrinks Dynamic, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(5) press section and connect that juice portion is generally as shown in Figure 6 to be vertically arranged, press section, which is vertically arranged in, connects in juice portion (figure 6), positioned at connecing or press section is entirely located in and connect in juice portion, the pars contractilis is located at press section outside in juice the portion in for press section part, Pars contractilis end upward connects the lower end of the vertical arm 41 of an inverted U arm side, the horizontal beam 42 in the inverted U arm The lower end of the vertical arm of the opposite side of connection is stretched into press section and is fixedly connected with the piston, is detachably connected or is only pressed on On piston, piston is promoted by inverted U arm when pars contractilis shrinks and moves downward it, to treating expressate pressure in mill room Squeeze, the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(7) press section and connect that juice portion is generally as shown in Figure 9 to be vertically arranged, press section be vertically arranged in connects in juice portion, pressure Positioned at connecing in juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located at the operation room of press section for squeezing portion part Interior, the end of the pars contractilis is fixedly connected with the piston, is detachably connected or is pressed on piston, and pars contractilis promotes when stretching out Piston simultaneously moves downward it, and to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen connects juice In portion.

It is above-mentioned (1), (2), (3), (4), (5), (6) or (7) in body concrete structure it is as follows：

(1) when pars contractilis is located above press section, Fig. 1,2,3 are eligible：

The body forms c-type frame structure by base portion 24, vertical portion 11 and chain-drive section 1, wherein chain-drive section relative to Vertical portion is cantilevered structure, and encorbelmenting for chain-drive section forms squeezing work sky between part and the part of the stretching vertical portion of base portion Between, press section is set in the squeezing working space and meets juice portion；

Or

(2) when pars contractilis, which is located at, to be connect below juice portion, Fig. 4 is eligible:

The body forms L-type structure by base portion 24 and vertical portion 11, or the body is only made up of base portion and (is somebody's turn to do There is no vertical portion in structure), set from bottom to top in the base portion and connect juice portion and press section, connecing the base portion below juice portion Pars contractilis is set in interior or base portion, the pars contractilis completes expanding-contracting action under the driving of the drive division, the drive division and Electric vacuum pump is arranged in body or on body；

Or

When pars contractilis be located at press section side or positioned at connect juice portion side when, Fig. 5 is eligible:

The body forms L-type structure by base portion 24 and vertical portion 11, laterally set in the base portion connect juice portion and Press section, horizontal pars contractilis is set, the pars contractilis is completed under the driving of the drive division in vertical portion or on vertical portion Expanding-contracting action, the drive division is arranged in base portion, in base portion, in vertical portion or vertical portion, the electric vacuum pump It is arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(4) when pars contractilis is located on the outside of press section, Fig. 6 is eligible：

The body forms L-type structure by base portion 24 and vertical portion 11, is set from bottom to top in the base portion and connects juice Portion and press section, pars contractilis upward is set, the pars contractilis is under the driving of the drive division in vertical portion or on vertical portion Expanding-contracting action is completed, the drive division is arranged in vertical portion, on vertical portion, in base portion or in base portion, described electronic true Empty pump is arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when pars contractilis is located above press section：

Or

(6) it is Fig. 8,10 eligible when pars contractilis is located above press section：

The body is only made up of chain-drive section 1, and press section is fixedly connected with the chain-drive section directly or by connector, can Dismantling connection, or meet juice portion and be fixedly connected, be detachably connected directly or by connector with the chain-drive section；The press section Pars contractilis is set in the chain-drive section of top or on chain-drive section, the pars contractilis completes expanding-contracting action under the driving of the drive division, The drive division is arranged in chain-drive section, on chain-drive section, and the electric vacuum pump is arranged in chain-drive section, on chain-drive section or is run It is indoor；

Or

(8) when pars contractilis is located at the operation chamber interior of press section, Fig. 9 is eligible：

Or

(9) when pars contractilis is located above press section, Figure 11 is eligible：

Or

(10) when pars contractilis is located above press section：

Or

(11) when pars contractilis is located above press section：

Piston has the structure for making operation room and mill room interconnected, (1), (2) or (3) the interconnected structure is selected from Any of：

(1) there is gap between the outer rim of the piston and press section inner edge, Fig. 1,2,3,4,5,6,7,8,9,10,14, 15th, the gap 26 in 16；

Or

(2) between the outer rim of the piston and the inner edge of press section to be brought into close contact, Figure 11, the outer rim of piston make to Few one is extended to the groove of bottom surface by top surface or depression or is made on piston and at least one to extend to bottom surface by top surface Through hole 47；

Or

Press section and connect between juice portion and the two relation between pars contractilis can (1), (2), (3), (4), (5), (6) or (7) selected in, the result of selection is defined as A；Corresponding housing construction can (1), (2), (3), (4), (5), (6), (7), (8), (9), (10) or (11) in selected, the result of selection is defined as B；A and B in two results need to meet ability after matching condition Form a complete scheme.

Operation room in each complete scheme or to meet juice portion be the confined space completely cut off with atmospheric environment, with pars contractilis, Operation room and connecing is defined as follows on the basis of position relationship between juice portion：

Description of the pars contractilis close to operation room refers to：Press section and meet juice portion and be generally vertically arranged, press section and connect juice Portion is generally laterally set or press section is obliquely installed in these three structures, and pars contractilis is stretched into press section simultaneously at equal self-operating room Promote piston；

Description of the pars contractilis positioned at operation room side refers to：Press section and meet juice portion and be generally vertically arranged, pars contractilis drives Stretched at the vertical arm self-operating room of dynamic inverted U arm opposite side in press section and promote piston；

Pars contractilis refers to close to the description for meeting juice portion：Press section and meet juice portion and be generally vertically arranged or press section and connect juice Portion is generally laterally set in both structures, and meet juice portion passes beneath the bottom for meeting juice portion to pars contractilis certainly, is then passed through filter screen Stretch into mill room and pull piston.

1. press section is in connecing in juice portion or the press section part is positioned at connecing in juice portion, the pars contractilis and press section it Between be selected from structure any of (1), (2), (3) or (4)：

(1) when pars contractilis is close to the operation room, running the press section end set at room has end cover or setting one The sealing structure of body；Pars contractilis from end cap or sealing structure sealing slide through after stretch into press section, it is described operation room be with The confined space of atmospheric environment isolation；

Or

(2) when pars contractilis is positioned at the operation room side, running the press section end set at room has end cover or sets Put integral sealing structure；The vertical arm of the inverted U arm opposite side of pars contractilis driving is worn from end cap or sealing structure sealing slip Later stretch into press section, the operation room is the confined space with atmospheric environment isolation；

Or

(3) when pars contractilis meets juice portion described in, running the press section end set at room has end cover or setting one The sealing structure of body；The operation room is the confined space with atmospheric environment isolation；

Or

2. press section is entirely located in when connecing in juice portion, the relation between the pars contractilis and press section be selected from structure (1), Any of (2) or (3)：

(1) when pars contractilis is close to the operation room, the end set at the operation room of the press section have end cover or The end set for connecing juice portion open-mouth has end cover, pars contractilis to be stretched into after being slid through from end cap seal in press section, The juice portion that connects is the confined space with atmospheric environment isolation；

Or

(2) when pars contractilis is positioned at the operation room side, the end set at the operation room of the press section has sealed end Lid or the end set for connecing juice portion open-mouth have end cover, the vertical arm of the inverted U arm opposite side of pars contractilis driving Stretched into after being slid through from end cap seal in press section, the juice portion that connects is the confined space with atmospheric environment isolation；

Or

When pars contractilis close to it is described meet juice portion when, the end set at the operation room of the press section have end cover or The end set of juice portion open-mouth is connect described in person an end cover, pars contractilis from meet juice portion and filter screen pass through after stretch into mill room Interior, the juice portion that connects is the confined space with atmospheric environment isolation.

More preferably：The piston can be revolving body or the other shapes that can load press section, than Such as：Square, ellipse, triangle etc..Can be along itself axis of rotation rotation, rotation can make piston in extruding squeezing An action for rolling (spinning) is formed simultaneously, as far as possible can be extruded the juice treated in expressate.

Any of (1) or (2) annexation between the bleeding point and airtight cavity of electric vacuum pump is selected from：

(1) the airtight cavity sets a stomata 21, the bleeding point 19 of electric vacuum pump directly or by exhaust pipe 29 with The port sealing connection；

Press section and connecing juice portion position not simultaneously, the position of the stomata set on airtight cavity be also it is different, specifically It can be any one situation in following three：

1. press section, when connecing in juice portion, airtight cavity is by press section and meets juice portion and collectively forms, the side wall of press section, Any one position in end cap, integrated sealing structure is provided with stomata, or connects any one in the side wall in juice portion, bottom Individual position is provided with stomata；Or 2. press section part is positioned at when connecing in juice portion, airtight cavity is by press section and to meet juice portion common Forming, press section is exposed at and connects side wall outside juice portion, end cap, any one position of integrated sealing structure are provided with stomata, Or any one position connect in the side wall in juice portion, bottom is provided with stomata；Or 3. press section is entirely located in and connect in juice portion When, airtight cavity is formed by meeting juice portion, connects the side wall in juice portion, bottom, end cap, any one position of integrated sealing structure are set It is equipped with stomata.

Or

(2) the stomata 21 connect on juice portion bottom surface has to the tracheae 31 for connecing juice portion internal projection, and the tracheae, which stretches into, meets juice portion Interior end 32 is located at more than the juice liquid level connect in juice portion, and the bleeding point 19 of electric vacuum pump is directly or by exhaust pipe 29 Connected with tracheae sealing.

During Motorized vacuum pump work, by bleeding point or exhaust pipe by be evacuated in airtight cavity (negative pressure), pressing After the completion of squeezing, airtight cavity needs to recover normal barometric pressure, and on the part for forming airtight cavity or electric vacuum pump is taken out Installation one is used for the hand-operated valve or electrically-controlled valve for importing gas on air pipe, specifically：The press section, which is exposed at, to be connect outside juice portion Side wall, end cap, any one position in integrated sealing structure, the side wall for meeting juice portion, bottom, end cap, the one in face (Fig. 1,3,6) installation one is used on any one position (Fig. 2,11) or the exhaust pipe of electric vacuum pump in formula sealing structure In the hand-operated valve or electrically-controlled valve 20 that import gas.Electrically-controlled valve refers to for the opening/closing valve of power drive include but is not limited to electricity Motor-driven valve, magnetic valve or electrostriction valve etc..

Due to being respectively provided with a motor in driven by power telescoping mechanism and electric vacuum pump, if the two shares a motor It is also possible.Specifically：There is one to be not provided with motor in the electric vacuum pump or driven by power telescoping mechanism, another tool There is the work that motor is not provided with directly or by actuator drives of motor.Above-mentioned transmission device includes but is not limited to shaft coupling Device mechanism, gear drive, belt gear, chain drive or electromagnetic clutch mechanism.

In order to control electric vacuum pump and driven by power telescoping mechanism to work, in addition to automaton, automatically control Device includes any one in time control module, air pressure control module or load current detection control module, any two It is individual or whole three：

(1) time control module controls the work of electric vacuum pump and/or driven by power telescoping mechanism in a manner of timing, Specifically：Time control module can be the time relay, using CPU as the control circuit of core or other have clocking capability Integrated circuit etc., it is to carry out timing in electric vacuum pump and/or the work of driven by power telescoping mechanism that it, which is acted on, makes its timing Work a period of time (is reached by testing measure airtight cavity preset time required for atmospheric pressure value and electric power drives in advance The dynamic telescoping mechanism time required when being squeezed), you can to think that airtight cavity has been evacuated, squeezes and completed, After timing, the closing of time control module control electric vacuum pump and/or driven by power telescoping mechanism；Or

(2) the air pressure detection part in air pressure control module includes baroceptor 18 or baroswitch 18, air pressure sensing Device or baroswitch be arranged on the exhaust pipe 27 of electric vacuum pump, in the side wall of press section 9 at mill room 13, meet juice portion The opening position connected on 22 or with the airtight cavity 55；

Or

(3) the detection part in load current detection control module is used to detect electric vacuum pump and/or driven by power is stretched The load current change of mechanism, and electric vacuum pump and/or driven by power telescoping mechanism are controlled by the control section in module Work.

Load current detection control module described in the utility model can be the part that independent " hardware " is formed, and also may be used To be automaton subsidiary load current detection and control function in itself.

In order to expand the ability for meeting juice portion and containing juice, a juice yield tube 38 is set in described connect in juice portion bottom or side wall, The juice pipe end is tightly connected with a upper end open 39 for connecing juice tank 40 or the juice pipe end is provided with tap；

Or

Connect and a juice yield tube 38 is set in juice portion bottom or side wall, the juice pipe end and a upper end open 39 for connecing juice tank 40 It is tightly connected, the bleeding point 19 of electric vacuum pump 17 is tightly connected directly or by exhaust pipe 29 and the juice tank that connects.

In above-mentioned various structures, in order to avoid the juice after expressing process and squeezing is oxidized by oxygen, pressed in piston During squeezing, the gas pressure in airtight cavity is preferably less than 10 kPas and (0 kPa is exactly " absolute vacuum ", is reason more than 0 kPa By upper vacuum limit value, any vavuum pump does not reach 0 kPa yet on the earth), preferred scheme is：Piston squeezing when, Gas pressure in airtight cavity is less than 2.5 kPas (about 21 DEG C of water boiling points), and more than 0 kPa.

Particularly pointing out is：The boiling point of water can reduce as air pressure reduces, as water boiling point is 15 DEG C when 1.71 kPas； 10 DEG C of water boiling point when 1.23 kPas；5 DEG C of water boiling point when 0.87 kPa；0 DEG C of water boiling point when 0.61 kPa.Therefore when described When gas pressure is less than 1.23 kPas in airtight cavity, squeezed, also had simultaneously to juice Automatic-cooling function.

In order to more flexibly set the relation between pars contractilis and piston, the end that the pars contractilis is connected with drive division And/or the pars contractilis and piston connection end between be it is split type be detachably connected, two relative ends pass through connection Part is servo-actuated.As shown in figure 12, a connection piece 48 is installed in the lower end of pars contractilis 5, and the connector is inlaid in the company of piston-top surface installation In the groove 49 of the upper end of socket part 52, connector lower end is located in the neck 51 made on the connecting portion below groove and passes through fastening Part 50 is fixed with connecting portion upper end, and fastener can be the conventional fixed structure such as nut, buckle, pin.It is only shown in Figure 12 One of which detachable connection, the detachable connection of other manner is can also be at this.

Driven by power telescoping mechanism is the telescoping mechanism of power-driven gear driving, and it has drive division and pars contractilis.Stretch Contracting portion is typically the head (such as " push rod " in electric pushrod) of driven by power telescoping mechanism, and remainder is referred to as drive division.

The pars contractilis can be extended or retracted under the driving of drive division, for the other objects of push/pull.

The power-driven gear includes but is not limited to：(rotary or linear) motor, through screw mandrel straight line step Stepper motor, electromagnetic actuator device, electrostriction drive device, magnetostriction drive device, electric hydraulic pump are (by motor and liquid Press pump etc. is formed), electropneumatic pump (motor and pulsometer etc. form) etc..

The telescoping mechanism is generally divided into fluid pressure type driving telescoping mechanism (such as hydraulic jack), vapour-pressure type driving is stretched Mechanism (such as pneumatic cylinder), parallelogram articulated telescopic mechanism, rotatory and extending device, linear telescopic mechanism are (such as linear Motor direct drive is stretched or through screw mandrel linear stepping motor) etc., or the various combination of above-mentioned telescoping mechanism Telescoping mechanism formed etc..

Wherein, rotatory and extending device is typically used cooperatively using screw rod and nut, is realized flexible.According to concrete structure not Together, its pars contractilis (being typically head) be divided into can only linear telescopic (set by internal mechanism, rotary motion be changed into " flexible The simple linear telescopic in portion "), can linear telescopic and can rotation (its pars contractilis can do rectilinear direction and stretch, can also do rotation fortune It is dynamic) two kinds.

In addition, rotatory and extending device can also be：Linear telescopic mechanism is driven by definite-purpose motor in itself to be rotated, or it is stretched Contracting portion is driven by definite-purpose motor to rotate, to realize its purpose that both flexible and can rotates.

The driven by power telescoping mechanism includes but is not limited to：It is electric pushrod, electric cylinder, straight line moving motor, through Screw mandrel linear stepping motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, Electropneumatic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, Electronic crank block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel are stretched Contracting mechanism, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic set cylinder Any in formula elevating mechanism, electronic upright type lifting mechanism, electronic articulated arm lift structure or electric chain formula elevating mechanism Kind or any two kinds and the above combination.

Juice portion side is being connect, juice portion bottom is being connect, connect in the body of juice portion side, connect on the body of juice portion side, meet juice portion In the body of lower section or connect electric heater unit 23 is set on body below juice portion.The electric heater unit can be electrothermal tube, Electric radiant Heating Film, Far-infrared Heating, Electromagnetic Heating or other structures that can will connect juice heating in juice portion.

Figure 14,15,16 describe another structure, wherein the difference maximum with the structure shown in Fig. 1~13 is：1. piston It is above filter screen in itself with filter screen or the piston；2. the bottom surface of piston is indoor positioned at operation, the top surface of piston is positioned at pressure Squeeze indoor.Above-mentioned two change the stretching for making pars contractilis, the result for shrinking two actions etc. and are changed, and particular content can Referring to embodiment 11,12,13.

Embodiment 1

As shown in figure 1, the piston 10 that is slidably installed in press section 9, the outer rim of the piston and the inner edge retention gap of press section 26, press sections are operation room 2 and mill room 13 by piston, and the top surface of piston is indoor positioned at operation, and the bottom surface of piston is positioned at pressure Squeeze indoor.

Press section and connecing removably is tightly connected by modes such as spiral, buckles between juice portion 22, preferably press section In connecing in juice portion, press section forms an airtight cavity 25 with the juice portion that connects, the end cap 8 of press section upper end open make operation room with Atmospheric environment completely cuts off.

Driven by power telescoping mechanism is electric pushrod.Its drive division with the motor of electric pushrod and screw rod, nut, lead Set, slide etc. are critical piece, and pars contractilis is the push rod in electric pushrod.Motor drive screw rotates, by screw rod and spiral shell Mother coordinates the straight reciprocating motion that the convert rotational motion of motor is push rod.

Body 7 is the c-type frame structure that is made up of chain-drive section 1, vertical portion 11 and base portion 24, the part of encorbelmenting of chain-drive section Squeezing working space is formed between the part of the stretching vertical portion of base portion, the squeezing work between chain-drive section and base portion is empty It is interior that press section is set and meets juice portion.Press section can be detachably connected with chain-drive section bottom surface, and its structure can be as shown in Figure 10, The upper end 44 of two spill inner curved track slots is fixed in chain-drive section bottom surface both sides, two spill inner curved track slots are interior with respect to position The inner surface for stooping end 45 hooks the bending edges 33 made respectively press section both sides, and the bending edges of the same side stoop end phase with interior Coordinate between mutually for grafting, press section be connected with chain-drive section after end is stooped in bending edges are manually pushed back into, reversely pulling is pressed Squeezing portion can be such that it is disengaged with chain-drive section.

Drive division 6 is arranged in chain-drive section, and it is connected by running part 3 and drive sleeve 4 and drives pars contractilis 5, is stretched Contracting portion is located at the top of press section, and pars contractilis seals slip from end cap 8 and stretches into press section, and its lower end is fixed (or being detachably connected) In the top surface (can also be that pars contractilis is only pressed on the top surface of piston) of piston.Multiple filter openings are made on the bottom plate 14 of press section 15 and form filter screen.Electric vacuum pump 17 is installed in vertical portion, the bleeding point 19 of the electric vacuum pump (or can also directly lead to Cross exhaust pipe) stomata 21 for connecting and connecing in juice portion side wall is sealed, its gas outlet 16 connects air directly or by outlet pipe Environment, sets electrically-controlled valve 20 and baroceptor 18 on above-mentioned bleeding point (or exhaust pipe), and baroceptor is used to detect Air pressure in airtight cavity, electric heater unit 23 is installed in base portion.

When the present embodiment squeezes：

1. press section is removed, then press section bottom plate (make at least one filter opening thereon, the bottom plate with filter opening Filter screen is functioned as, so the bottom plate with filter opening can also be collectively referred to as into filter screen) on place treat expressate, piston is put Enter in press section, its lower end, is then connected by end cap on set with piston on pars contractilis, fastens end cap, makes press section upper end close Close, then juice portion will be met and be arranged on press section lower end；

2. press section is integrally put into squeezing working space with juice portion is met, make to connect the stomata and electric vacuum pump in juice portion Bleeding point sealing connection；

3. starting electric vacuum pump, vacuumized it, when baroceptor detects that the air pressure of airtight cavity meets During condition, start driven by power telescoping mechanism, pars contractilis promote piston squeezed (or or start Motorized vacuum Just starting driven by power telescoping mechanism while pump promotes piston to be squeezed), wait after the completion of squeezing, pars contractilis is retracted in situ And driven by power telescoping mechanism is closed, juice, which is entered and is stored in by filter screen, to be connect in juice portion；

4. (exporting electric signal by automaton) opens electrically-controlled valve 20, outside air is set to enter in airtight cavity, Release vacuum；

5th, electric heater unit can be heated in squeezing, or heated after completing to squeeze (or can also be pressure That squeezes does not start heating from beginning to end), after the completion of all processes, press section is removed, juice portion and press section disengagement will be met, so Juice is poured out afterwards, then press section is carried out and connects the cleaning in juice portion.

The filter opening 15 of the filter screen can be circular hole (such as 0.1~2mm of diameter), elliptical aperture, square hole, oblong aperture, triangle (when being straight line or curve gap, its gap width is typically small for hole, grille-like gap or Else Rule or irregular shape In 5mm, avoid gap wide, enter residue and connect in juice portion.Certainly according to different squeezing needs, gap width or aperture 5mm can be more than).

Embodiment 2

As shown in Fig. 2 the present embodiment place different from embodiment 1 is：1. press section upper end does not connect with chain-drive section bottom surface Connect, i.e., the two keeps certain gap, and the bottom for meeting juice portion is placed in base portion or is embedded in base portion；2. connect on juice portion bottom surface Stomata 21 have to the tracheae 31 for connecing juice portion internal projection, the tracheae, which stretches into, to be connect end 31 in juice portion and is located at the juice connect in juice portion More than liquid liquid level, the bleeding point 19 of electric vacuum pump 17 is connected by exhaust pipe 29, gas circuit connector 30 with tracheae sealing；3. Multiple filter openings 15 are made on filter screen 27, filter screen is mounted or located on the made hole 28 of press section bottom plate 14；4. for importing gas The hand-operated valve 20 of body is arranged on and meets juice portion in the side wall of press section lower end.

Driven by power telescoping mechanism is electric hydraulic lifting jack.Its drive division is using hydraulic cylinder and electric hydraulic pump as main portion Part, pars contractilis are the piston rod in hydraulic cylinder.Electric hydraulic pump is made up of motor and hydraulic pump etc..Motor rotation driving Hydraulic pump works, and then make to produce pressure in hydraulic cylinder, promote the piston rod movement.

The control of driven by power telescoping mechanism, electric vacuum pump is completed by time control module.After the completion of squeezing, beat manually Drive hand-operated valve and release vacuum in airtight cavity.Other expressing process are same as Example 1.

Embodiment 3

As shown in figure 3, the present embodiment place different from embodiment 1 is：Connect in juice portion, squeeze 1. press section is entirely located in The integrally formed bending edges 33 in portion upper end connect and connect juice portion upper end open on the outside of it, and press section upper end open spiral-lock end cap 8 should End cap makes mill room and connects juice portion composition airtight cavity；Connect 2. the bleeding point of electric vacuum pump seals directly or by exhaust pipe The stomata 21 that go side lid is made；3. the side wall of mill room makes filter opening and forms filter screen.

Driven by power telescoping mechanism is electric screw lifter.Its drive division is main with motor and screw riser etc. Part, pars contractilis are the screw rod in electric screw lifter.Motor drive screw rotates, while screw rod is done rectilinear direction Motion.

The control of driven by power telescoping mechanism, electric vacuum pump is completed by load current detection control module, others pressure Squeezing process is same as Example 1.

The load current detection control module also has abnormal overload squeezing automatic protection functions simultaneously：I.e. if in institute State and abnormal hard object (such as iron ball) is put into mill room, then when the screw rod in electric screw lifter promotes piston to be pressed When squeezing, the hard object of the exception is pressed onto, will necessarily make motor that stall occur, now the load current detection control module Detection part detect current overload, then immediately pass through the control module and stop motor work.Motor is avoided to be burnt because of stall Ruin.

The bending edges of press section, which can completely enclose, connects juice portion upper end, can also leave gap or hole, no matter which kind of structure, End cap makes to connect juice portion composition airtight cavity.The juice portion bottom that connects is also provided with support member, and press section is only merely to put Put on support member.

The bottom plate of mill room makes filter opening and forms filter screen or side wall and bottom plate makes filter opening jointly and forms filter Net.

Embodiment 4

As shown in figure 4, the present embodiment place different from embodiment 1 is：1. body 7 is by base portion 24 and the structure of vertical portion 11 L-shaped structure, drive division are arranged in base portion, and pars contractilis is located at base portion and meets juice portion from hermetically passing below juice portion is connect After bottom plate, it is then passed through filter screen and enters in press section and be connected with piston；2. the mill room lower end installation filter screen 27 of press section；3. connect Juice portion bottom is placed in base portion or is embedded in base portion；4. there is end cap 8 at the upper end open of press section, end cap 8 makes operation room Completely cut off with atmospheric environment.

Driven by power telescoping mechanism is electropneumatic push rod.The critical piece of drive division is motor, air pump, cylinder etc., is stretched The critical piece in contracting portion is the parts such as the push rod in electropneumatic push rod.

The control of driven by power telescoping mechanism, electric vacuum pump is completed by load current detection control module, piston be by Pars contractilis is pulled downward on to complete to squeeze, and other expressing process are same as Example 1.

Embodiment 5

As shown in figure 5, the present embodiment place different from embodiment 1 is：1. body 7 is by base portion 24 and the structure of vertical portion 11 L-shaped structure, drive division be arranged on base portion in, pars contractilis be horizontally installed on close to operation room vertical portion in, press section with Meet juice portion generally laterally to set, squeezing is stretched into the end of pars contractilis from the end unitary tip cap close to the press section of operation room In portion, and it is fixedly connected with piston；2. electric vacuum pump is arranged in vertical portion, its bleeding point seals connection by exhaust pipe and connect Juice portion；3. filter screen 27 is arranged on and connect in juice portion；A juice yield tube 38 is set 4. connecing, the juice pipe end and one connects juice on juice portion bottom The upper end open 39 of tank 40 is tightly connected.

Driven by power telescoping mechanism is through screw mandrel linear stepping motor.The critical piece of drive division is motor etc., is stretched The critical piece in contracting portion is the parts such as the through screw mandrel in through screw mandrel linear stepping motor.

Driven by power telescoping mechanism, electric vacuum pump control it is complete by air pressure control module (detection part is baroswitch) Into other expressing process are same as Example 1.

Embodiment 6

As shown in fig. 6, the present embodiment place different from embodiment 1 is：1. body 7 is by base portion 24 and the structure of vertical portion 11 L-shaped structure, drive division are arranged in vertical portion, and the pars contractilis that its upper end is set connects the vertical arm of inverted U arm side upward 41 lower end, the lower end of the vertical arm of the inverted U arm opposite side are stretched into press section and promote piston；2. connect juice portion bottom to be placed on In base portion or in embedded base portion；3. the vertical arm lower end installation one in press section compresses plate 43, this compresses plate and work Plug is in contact.

Driven by power telescoping mechanism is electronic rack-jack.The critical piece of drive division is motor, gear etc., pars contractilis Critical piece be the parts such as the rack in electronic rack-jack.

Driven by power telescoping mechanism, electric vacuum pump control by air pressure control module (detection part is baroceptor) Complete, other expressing process are same as Example 1.

Embodiment 7

As shown in fig. 7, Fig. 7 is press section, connects the fragmentary sectional view of juice portion and piston.The present embodiment and embodiment 1 are not Same place is：1. a part for press section connects juice portion upper end and press section outer rim (fixed or detachable) positioned at connecing in juice portion Connect and close and connect juice portion upper end, press section forms airtight cavity with meeting juice portion；2. body can be C used by the present embodiment Type framework body (as shown in Fig. 1 etc.) or L-type structure body (as shown in Fig. 6 etc.) etc..

Driven by power telescoping mechanism is electric screw screw mandrel telescoping mechanism.The critical piece of drive division is motor, gear etc., The critical piece of pars contractilis is the parts such as the helical screw in electric screw screw mandrel telescoping mechanism.

Embodiment 8

As shown in figure 8, the present embodiment place different from embodiment 1 is：Connect in juice portion, squeeze 1. press section is entirely located in Portion's side wall and bottom plate make filter opening 15 and form filter screen；2. body is only made up of chain-drive section 1, its lower end connection press section upper end and Connect juice portion upper end, chain-drive section, which makes to meet juice portion, constitutes airtight cavity；3. it is provided with drive division and electric vacuum pump in chain-drive section 1.

Driven by power telescoping mechanism is electronic worm and gear link-type telescoping mechanism.The critical piece of drive division be motor, Worm screw, worm gear etc., the critical piece of pars contractilis are the parts such as the push rod in electronic worm and gear link-type telescoping mechanism.Pars contractilis The bottom plate being slidingly sealed through chain-drive section is stretched into press section, and is fixed or be detachably connected with piston.

In the present embodiment, connect and can also be at the upper end open in juice portion and sealed provided with end cap 8 (not shown in Fig. 8), end cap 8 The oral area for meeting juice portion is covered, makes end cap 8 and connects juice portion formation airtight cavity.Press section is in connecing in juice portion and with end cap 8 or connecing Juice portion side wall is fixed or is detachably connected.Chain-drive section 1 is arranged on end cap 8, the sealing of its pars contractilis slide through after end cap 8 again with Piston is fixed or is detachably connected (can also only be pressed on piston).There is stomata on end cap 8, electric vacuum pump is taken out Gas port connects directly or by exhaust pipe with the port sealing, for extracting the air connect in juice portion out in squeezing.

Embodiment 9

As shown in figure 9, the present embodiment place different from embodiment 1 is：1. press section and meet juice portion and generally set vertically Put, press section, which is vertically arranged in, to be connect in juice portion, and the simultaneous press section at operation room is body；2. drive division and pars contractilis are respectively positioned on fortune Row is indoor, and drive division can be fixed or be detachably arranged in by structures such as support, crossbeams on the inwall of the press section of operation room, The lower end of pars contractilis is fixedly connected with, is detachably connected or is pressed on piston-top surface；3. electric vacuum pump can be tied by support, crossbeam etc. Structure is fixed or is detachably arranged on the inwall of the press section at operation room, and its bleeding point meets juice portion by exhaust pipe connection Stomata in side wall；4. running spiral-lock end cap 8 on the press section end at room, make press section and connect juice portion composition airtight cavity； 5. there is no electric heater unit.

Driven by power telescoping mechanism is electric cylinder.The critical piece of drive division is motor, gear etc., the main portion of pars contractilis Part is the parts such as the push rod in electric cylinder.

Embodiment 10

As shown in figure 11, the body forms c-type frame structure by base portion, vertical portion and chain-drive section, wherein described perpendicular Straight portion is provided with chain-drive section and chain-drive section relative to vertical portion be cantilevered structure, chain-drive section encorbelment partly and base portion stretching Squeezing working space is formed between the part of vertical portion, press section is set in the squeezing working space and meets juice portion.

The present embodiment place different from embodiment 1 is：

1. press section upper end and chain-drive section bottom surface be not connected to (herein be not connected to refer to press section upper end and chain-drive section bottom surface Between can keep certain gap, or the two contacts with each other but without the relation of any connection), the bottom for meeting juice portion is placed on In base portion or in embedded base portion.

2. the stomata 21 connect on juice portion bottom surface has to the tracheae 31 for connecing juice portion internal projection, the tracheae, which stretches into, to be connect in juice portion End 32 is located at more than the juice liquid level connect in juice portion, and the bleeding point 19 of electric vacuum pump 17 is connected by exhaust pipe 27, gas circuit Fitting 30 connects with tracheae sealing.

3. making multiple filter openings 15 on filter screen 27, filter screen is mounted or located on the made hole 28 of press section bottom plate 14.

4. the hand-operated valve 20 for importing gas, which is arranged on, connects side wall of the juice portion close to press section lower end.

5. pars contractilis is set in the chain-drive section above press section or on chain-drive section, the space bit of the pars contractilis and chain-drive section The relation of putting is relatively fixed or can be with respect to varying motion.

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis and the chain-drive section fix or It is detachably connected, chain-drive section can be moved up and down under drive division driving along vertical portion, and the drive division is arranged on In chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion, electric vacuum pump is arranged on chain-drive section On interior, chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

When the spatial relation of the pars contractilis and chain-drive section can be with respect to varying motion：Pars contractilis and/or head Portion can move up and down under drive division driving along vertical portion, and the two overall up and down motion and/or the flexible of pars contractilis move Realize motion of the piston in press section；The drive division is arranged in chain-drive section, on chain-drive section, in base portion, base In portion, in vertical portion or on vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, In vertical portion or on vertical portion.

In the present embodiment, the drive division of driven by power telescoping mechanism is mainly (i.e. close including being arranged on side in vertical portion Squeeze the side of working space) on spline-simulating track 46 and the motor that is located in chain-drive section and reduction gearing etc. form, slow down Wheel and rack shape track 46 is intermeshed.Chain-drive section has (upright projection is) C-shaped grooves, institute close to the end of vertical portion side State C-shaped grooves shape to be mutually matched with spline-simulating track cross section, two openings of C-shaped grooves can be stuck in spline-simulating guide rail Root and make chain-drive section stop collar (Figure 11 is only to illustrate) on the spline-simulating guide rail.The purpose of above-mentioned C-shaped grooves is With by spacing suit between chain-drive section and vertical portion, while ensure that chain-drive section moves up and down along spline-simulating guide rail.Certainly this is removed Outside can also use and install vertical guide pillar additional in the spline-simulating track both sides of vertical portion, then make two of chain-drive section both sides to lead It is sleeved on the guide pillar of homonymy, realizes in the spacing suit of chain-drive section and the purpose to be moved up and down along vertical portion.

In the present embodiment, equivalent to one intermediate member of chain-drive section, it is driven after the driving of portion's (motor etc.) up and down Motion, while drive pars contractilis to be moved up and down, that is to say, that pars contractilis is still to realize to stretch under the driving of drive division Action.

Pars contractilis is the push rod of vertical shape, and it fixes or is removably mounted under chain-drive section that (it is between chain-drive section Spatial relation is relatively fixed).Pars contractilis lower end is fixed or is detachably connected with piston.

The motor rotation of drive division drives reduction gearing to rotate, and reduction gearing with spline-simulating track again by engaging, rolling Chain-drive section is set to be moved up and down along the spline-simulating track.The pars contractilis moves with the up and down motion of chain-drive section.Work as head When portion moves downward, drive push rod to move downward and then promote the piston to treating that expressate squeezes in mill room.

The present embodiment and embodiment 1 it is maximum be not both：Chain-drive section is movable on vertical portion, and chain-drive section can To be moved up and down along vertical portion under being driven in drive division.

In addition to the fit system of above-mentioned spline-simulating guide rail and gear, it can also use other that there is matching somebody with somebody for equivalent effect Conjunction mode, such as, there is vertical screw rod on vertical portion, have nut to be arranged on the screw rod on chain-drive section, there is motor on body Drive the screw rod to rotate or drive nut rotation, chain-drive section can be made to be moved up and down along the screw rod, and then promote Piston carries out squeezing purpose.

Embodiment 11

As shown in figure 14, be slidably installed piston 10 in press section, the outer rim of the piston and the inner edge retention gap of press section 26 (can also 26) very close to each other, piston by press sections for operation room 2 and mill room 13, the top surface of piston be located at mill room Interior, the bottom surface of piston is indoor positioned at operation, makes multiple filter openings 15 on piston 10 and forms filter screen, the gap and multiple filter openings make Mill room connects with operation room.

Press section and connecing removably is tightly connected by modes such as spiral, buckles between juice portion 22, preferably press section In connecing in juice portion, press section forms an airtight cavity 25 with the juice portion that connects, the end cap 8 of press section upper end open make mill room with Atmospheric environment completely cuts off.

Body 7 is the c-type frame structure that is made up of chain-drive section 1, vertical portion 11 and base portion 24, the part of encorbelmenting of chain-drive section Squeezing working space is formed between the part of the stretching vertical portion of base portion, the squeezing work between chain-drive section and base portion is empty It is interior that press section is set and meets juice portion.

Press section can be detachably connected with chain-drive section bottom surface, and its structure can be as shown in Figure 10, in chain-drive section bottom surface two The upper end 44 of two spill inner curved track slots is fixed in side, and two spill inner curved track slots are with respect to the inner side that end 45 is stooped in position The bending edges 33 made respectively press section both sides are hooked on surface, and the bending edges of the same side are matched somebody with somebody for grafting between each other with the interior end that stoops Close, press section be connected with chain-drive section after end is stooped in bending edges are manually pushed back into, reverse pulling press section can make itself and machine Head disengages.

Or between press section and chain-drive section can also be not connected to, when pars contractilis band piston is shunk upwards, squeezing The end cap that portion upper end or press section are filled can be tightly withstand on below chain-drive section.

Drive division 6 is arranged in chain-drive section, and it is connected by running part 3 and drive sleeve 4 and drives pars contractilis 5, is stretched Contracting portion is located at the top of press section, and pars contractilis seals slip from end cap 8 and stretches into press section, and its lower end is fixed (or being detachably connected) In the top surface of piston.

Electric vacuum pump 17 is installed in vertical portion, the bleeding point 19 of the electric vacuum pump directly (or can also be by taking out Air pipe) stomata 21 for connecting and connecing in juice portion side wall is sealed, its gas outlet 16 connects atmospheric environment directly or by outlet pipe.

When the present embodiment squeezes：

1. press section is removed, piston is put into press section, is then placed on piston and treats expressate, on pars contractilis End cap is put, is then connected its lower end with piston, end cap is fastened, makes press section upper end closed, then juice portion will be met and be arranged on pressure Squeeze subordinate end；

3. starting electric vacuum pump, vacuumized it, when baroceptor detects that the air pressure of airtight cavity meets During condition (control of the present embodiment is completed by air pressure control module, and air pressure control module is not shown in fig. 14), start electric power Drive telescoping mechanism, pars contractilis shrinks and pull piston carry out upwards squeezing (or or startup electric vacuum pump it is same When just start driven by power telescoping mechanism and pull piston to be squeezed), wait after the completion of squeezing, pars contractilis is retracted in situ and close Driven by power telescoping mechanism, juice, which is entered and is stored in by the filter opening 15 on piston, to be connect in juice portion；

4. (exporting electric signal by automaton) opens electrically-controlled valve (or opening hand-operated valve), enter outside air Enter in airtight cavity, release vacuum；

5th, after the completion of all processes, press section is removed, juice portion will be met and disengaged with press section, then poured out juice, so Carry out press section afterwards and connect the cleaning in juice portion.

Filter opening 15 on piston can be circular hole (such as 0.1~2mm of diameter), elliptical aperture, square hole, oblong aperture, delthyrium, (when being straight line or curve gap, its gap width is generally less than for grille-like gap or Else Rule or irregular shape 5mm, avoid gap wide, enter residue and connect in juice portion.Certainly also may be used according to different squeezing needs, gap width or aperture With more than 5mm).

Embodiment 12

As shown in figure 15, the present embodiment place different from embodiment 1 is：

1. body 7 forms L-type structure by base portion 24 and vertical portion 11, drive division is arranged in base portion, position of stretching At the base portion and from connecing after hermetically passing below juice portion connects juice portion bottom plate, enter back into press section and be connected with piston, this reality Press section bottom in example (i.e. press section is with connecing juice portion junction) is applied without bottom plate 14；

2. multiple filter openings 15 are made on the piston 10 in press section and form filter screen；

3. connect juice portion bottom to be placed in base portion, and both are detachably connected；

4. there is end cap 8 at the upper end open of press section, end cap 8 makes mill room completely cut off with atmospheric environment.

The control of driven by power telescoping mechanism, electric vacuum pump is completed by load current detection control module, piston be by Pars contractilis is pushed up to complete to squeeze, and other expressing process are same as Example 1.

Embodiment 13

As shown in figure 16, the present embodiment place different from embodiment 1 is：

Connect 1. press section is entirely located in juice portion, press section side wall and bottom plate 14 (can also be no bottom plate 14) make filter Hole 15 and form filter screen；

Meanwhile multiple filter openings 15 are also made on the piston 10 in press section and form filter screen；

2. body is only made up of chain-drive section 1, its lower end connects press section upper end and connects juice portion upper end, and chain-drive section makes to meet juice portion Constitute airtight cavity；

3. it is provided with drive division and electric vacuum pump in chain-drive section 1；

In the present embodiment, connect and can also be close provided with end cap 8 (not shown in Figure 16), end cap 8 at the upper end open in juice portion The oral area for meeting juice portion is covered, makes end cap 8 and connects juice portion formation airtight cavity.Press section in connect in juice portion and with end cap 8 or Juice portion side wall is connect to fix or be detachably connected.Chain-drive section 1 is arranged on end cap 8, and the sealing of its pars contractilis is slid through after end cap 8 again Fix or be detachably connected with piston.Also have stomata on end cap 8, the bleeding point of electric vacuum pump directly or by exhaust pipe with The port sealing connection, for extracting the air connect in juice portion out in squeezing.

Piston is pulled up by pars contractilis to complete to squeeze, and juice passes through the filter opening 15 of piston, press section side wall and bottom The filter opening 15 of plate 14, which enters, to be connect in juice portion, and other expressing process are same as Example 1.

In above-described embodiment, in the body be made up of base portion, vertical portion and chain-drive section (Fig. 1,2,3,11), vertical portion Cross section is c-type (can also be U-shaped) as shown in fig. 13 that, and in such structure, vertical portion is arranged on chain-drive section and base portion Between, the space that chain-drive section, vertical portion and base portion are surrounded forms squeezing working space, and squeezing is set in the squeezing working space Portion and meet juice portion.

Certainly, in the body being made up of base portion and chain-drive section (Fig. 4,6), the cross section of vertical portion can also be such as Figure 13 Shown c-type (can also be U-shaped), in such structure, vertical portion is arranged in base portion, what vertical portion and base portion were surrounded Space forms squeezing working space, and press section is set in the squeezing working space and meets juice portion.

In addition, Figure 10 structure is more special, it can apply and (vertical portion and base be omitted in figure in embodiment 1 Portion), structure that can also be independent as one, i.e. body is only made up of chain-drive section, and drive division and electric vacuum pump are arranged at In chain-drive section or on chain-drive section, press section is coordinated with chain-drive section by inner curved track slot and bending edges grafting.

In the various embodiments described above, exhaust pipe and press section or connect conventional air-tight interfaces can be used when juice portion is connected, Such as Quick Release gas joint etc., while in order to ensure the operation after the completion of squeezing, the valve for importing air can be market purchase The electrically-controlled valve bought, or using parts such as I-shaped rubber stopper, manually-operated gates.

Press section is bulk containers, and the cross section in it is closed-curve shape, including circle, ellipse, triangle, side Shape, polygon or other arbitrary shapes.The shape of cross section everywhere in press section is identical and area equation, i.e. press section inwall It is " straight up and down " uiform section；Or at least one section of the cross section in press section is that shape is identical and area equation.

Piston with or without sealing ring；Sealing ring is arranged on the side wall of piston, top, bottom or is coated on work Face beyond the Great Wall, make to seal tightly between piston and press section inwall；The piston and sealing ring are rigid or elastic.Piston is Plate shaped, dish type, cylindricality, tubular with the end, it is internal for it is hollow but not completely through cylindricality, spherical, truncated cone-shaped, cone, Or other arbitrary shapes；The cross section of piston is closed-curve shape, including：Circle, ellipse, triangle, square, polygon Or other arbitrary shapes.

No matter which kind of shape, press section, piston and meet juice portion and to cooperate.

In addition, in order to ensure this electric drive closed vacuum squeezer trouble free service.The press section is with connecing the handing-over of juice portion Place, press section and cylinder cap junction, connect juice portion and chain-drive section junction, press section and chain-drive section junction, connect juice portion and base At least certain junction in portion junction is provided with safety switching apparatus, and safety switching apparatus is electrically connected with automaton Connect, after being provided with the correct installation in junction of safety switching apparatus, turn on the safety switch of the junction.When all safety When switch all turns on, after pressing start button, electric drive closed vacuum squeezer could normal work.Otherwise can not work.

The safety switching apparatus refers to：For protecting the protection of this electric drive closed vacuum squeezer trouble free service to fill Put.The safety switching apparatus includes but is not limited to：Contact-making switch, microswitch, magnetic switch, inductive switch etc..

For example, there is magnetic control induction contact (it is electrically connected with automaton) in the base portion of body, meeting juice portion Bottom opposite position has magnet, after meeting juice portion and being placed on the commitment positions of base portion, in the magnet attraction base portion Magnetic induction contact, be allowed to turn on.It is not correctly placed in else if meeting juice portion on commitment positions, then the magnet can not be inhaled Close the magnetic induction contact in base portion.

For another example microswitch (it is electrically connected with automaton) is provided with below chain-drive section, in press section upper end Opposite position has projection, and when only press section is placed on commitment positions under chain-drive section, the raised shake-up fine motion is opened Pass is allowed to turn on.Otherwise the microswitch can not turn on, and whole electric drive closed vacuum squeezer can not work.

Described to connect in juice portion, have air pressure display device on press section or on body, air pressure display device is mechanical gas Press table or electronic type air gauge；The baroceptor of air pressure display device is located in airtight cavity, and its display, which is located at, meets juice portion In side wall, in press section side wall or on body：

Electronic type air gauge includes baroceptor, (independent detection circuit or automaton attach detection circuit Function) and optical display or voice prompting device, it is electrical connection between each several part, baroceptor is arranged in airtight cavity, Optical display, which is arranged on, to be connect in juice portion side wall, in press section side wall or on body, and voice prompting device is located in body.

Claims

A kind of 1. electric drive closed vacuum squeezer, it is characterised in that：Including press section, meet juice portion, piston, driven by power are stretched Press section is divided into operation room and mill room by contracting mechanism, electric vacuum pump and body, the interior installation piston of press section, the piston, The top surface of piston is indoor positioned at operation, and the bottom surface of piston is located in mill room, and piston, which has, makes operation room mutually be interconnected with mill room Logical structure；

Press section be entirely located in connect outside juice portion, press section part is positioned at connecing in juice portion or press section is entirely located in and connect in juice portion； When press section, which is entirely located in, to be connect outside juice portion, the press section is interconnected with the juice portion that connects and is collectively forming a closed chamber Body, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section sealed bottom is pressed in and meets juice portion Opening；When press section part positioned at connect in juice portion when, the press section is interconnected with the juice portion that connects and is collectively forming one Individual airtight cavity, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only press section outer fringe seal pressure Connecing juice portion opening；Connect when press section is entirely located in juice portion, the press section is interconnected with the juice portion that connects and connects juice Portion forms an airtight cavity, and press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only press section In connecing in juice portion；

Press section side wall at the mill room sets filter screen or press section side wall all to set filter screen or press section side Wall and bottom filter screen is set or the mill room bottom filter screen or mill room are set and connect set between juice portion filter screen or Person, which connects to set in juice portion, sets filter screen in filter screen or the mill room；

The driven by power telescoping mechanism includes drive division and pars contractilis, and the pars contractilis can stretch out or contract under the driving of drive division Enter, the drive division is arranged in the body, is arranged on body, being partly arranged in airtight cavity or be provided entirely in close In closed chamber body, its pars contractilis is fixedly connected with the piston, is detachably connected or is pressed on piston, and the pars contractilis stretches When push or pull on the piston and moved in press section, make mill room Volume Changes, when the pars contractilis pushes or pull on work When plug moves and the squeezing building volume is diminished, piston squeezing treats expressate in mill room, and the juice squeezed out passes through institute Filter screen entrance is stated to connect in juice portion；

The electric vacuum pump is located in body, on body or in airtight cavity, and it has bleeding point and gas outlet, Motorized vacuum The bleeding point of pump connects directly or by exhaust pipe with the airtight cavity, and its gas outlet is directly or by outlet pipe and greatly Gas environmental communication；

The electric vacuum pump be used for before piston is squeezed, piston squeezed when or piston complete squeezing after three phases In whole stages, the air in airtight cavity is extracted out in any two stage or any one stage, make the airtight cavity Keep vacuum state.
A kind of 2. electric drive closed vacuum squeezer according to claim 1, it is characterised in that it be selected from structure (1), Any of (2), (3), (4), (5), (6) or (7)：

(1) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, and the pars contractilis is located at the top of press section, and the pars contractilis stretches into squeezing In portion and pars contractilis end is fixedly connected with the piston, is detachably connected or is pressed on piston, and pars contractilis promotes when stretching out Piston simultaneously moves downward it, and to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen connects juice In portion；

Or

(2) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, and the pars contractilis, which is located at, connects the lower section in juice portion, and pars contractilis is from following sealing The bottom for meeting juice portion is slid through, filter screen is then passed through and stretches into mill room, and the work is fixed or be detachably connected in its end Beyond the Great Wall, piston is pulled when pars contractilis shrinks and moves downward it, to treating that expressate squeezes in mill room, the juice squeezed out Entered by the filter screen and connect in juice portion；

Or

(3) press section is generally laterally set with meeting juice portion, and press section, which is arranged on, connects juice portion side, press section part positioned at connecing juice In portion or press section is entirely located in and connect in juice portion, and the pars contractilis is located at close to the side of the press section end of operation room, should Pars contractilis is stretched into press section and its end is fixedly connected with the piston, is detachably connected or is pressed on piston, pars contractilis Piston is promoted during stretching and it is moved to juice portion bottom direction is connect, to treating that expressate squeezes in mill room, the juice squeezed out Liquid is entered by the filter screen to be connect in juice portion；

Or

(4) press section is generally laterally set with meeting juice portion, and press section, which is arranged on, connects juice portion side, press section part positioned at connecing juice In portion or press section is entirely located in and connect in juice portion, and the pars contractilis is located at close to the side for connecing juice portion bottom, pars contractilis sealing The bottom for meeting juice portion is slid through, filter screen is then passed through and stretches into mill room, and its end is fixedly connected with the piston or detachably connected Connect, pull piston it is moved to juice portion bottom direction is connect when pars contractilis shrinks, to treating that expressate squeezes in mill room, squeezing The juice gone out is entered by the filter screen to be connect in juice portion；

Or

(5) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located on the outside of press section, and the pars contractilis is upward End connects the lower end of the vertical arm of an inverted U arm side, and the lower end of the vertical arm of the inverted U arm opposite side is stretched into press section And be fixedly connected with the piston, be detachably connected or be pressed on piston, pass through inverted U arm when pars contractilis shrinks and promote piston And it is moved downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(6) press section is obliquely installed, press section be inclined at connect in juice portion, press section part is positioned at connecing in juice portion or squeeze Portion, which is entirely located in, to be connect in juice portion, and the angle of movement locus line and horizontal plane of the piston in press section is more than 0 ° and less than 90 °, institute State pars contractilis to be located at close to the side of the press section end of operation room, the pars contractilis is stretched into press section, and its end and piston It is fixedly connected, is detachably connected or is pressed on piston, promotes piston to make it to connecing juice portion direction fortune when pars contractilis stretches out Dynamic, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion；

Or

(7) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, and the operation that the pars contractilis is located at press section is indoor, the end of the pars contractilis Portion is fixedly connected with the piston, is detachably connected or is pressed on piston, and piston is promoted when pars contractilis stretches out and makes its downward Motion, to treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen to be connect in juice portion.
A kind of 3. electric drive closed vacuum squeezer, it is characterised in that：Including press section, meet juice portion, piston, driven by power are stretched Press section is divided into operation room and mill room by contracting mechanism, electric vacuum pump and body, the interior installation piston of press section, the piston, The bottom surface of piston is indoor positioned at operation, and the top surface of piston is located in mill room, and piston, which has, makes operation room mutually be interconnected with mill room Logical structure；

Press section be entirely located in connect outside juice portion, press section part is positioned at connecing in juice portion or press section is entirely located in and connect in juice portion； When press section, which is entirely located in, to be connect outside juice portion, the press section is interconnected with the juice portion that connects and is collectively forming a closed chamber Body, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only that press section sealed bottom is pressed in and meets juice portion Opening；When press section part positioned at connect in juice portion when, the press section is interconnected with the juice portion that connects and is collectively forming one Individual airtight cavity, press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only press section outer fringe seal pressure Connecing juice portion opening；Connect when press section is entirely located in juice portion, the press section is interconnected with the juice portion that connects and connects juice Portion forms an airtight cavity, and press section and connecing is structure as a whole between juice portion, Detachable connection structure or be only press section In connecing in juice portion；

It is filter screen in itself to have filter screen or the piston on the piston；

The driven by power telescoping mechanism includes drive division and pars contractilis, and the pars contractilis can stretch out or contract under the driving of drive division Enter, the drive division is arranged in the body, is arranged on body, being partly arranged in airtight cavity or be provided entirely in close In closed chamber body, its pars contractilis is fixedly connected with the piston, is detachably connected or is pressed on piston, and the pars contractilis stretches When push or pull on the piston and moved in press section, make mill room Volume Changes, when the pars contractilis pushes or pull on work When plug moves and the squeezing building volume is diminished, piston squeezing treats expressate in mill room, and the juice squeezed out passes through institute Filter screen entrance is stated to connect in juice portion；

The electric vacuum pump is located in body, on body or in airtight cavity, and it has bleeding point and gas outlet, Motorized vacuum The bleeding point of pump connects directly or by exhaust pipe with the airtight cavity, and its gas outlet is directly or by outlet pipe and greatly Gas environmental communication；

The electric vacuum pump be used for before piston is squeezed, piston squeezed when or piston complete squeezing after three phases In whole stages, the air in airtight cavity is extracted out in any two stage or any one stage, make the airtight cavity Keep vacuum state.
A kind of 4. electric drive closed vacuum squeezer according to claim 3, it is characterised in that it be selected from structure (1), Any of (2), (3), (4), (5), (6) or (7)：

(1) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, and the pars contractilis is located at the top of press section, and the pars contractilis stretches into squeezing In portion and pars contractilis end is fixedly connected with the piston, is detachably connected, and piston is pulled when pars contractilis shrinks and it is moved upwards, To treating that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen shape of the filter screen on piston or piston itself Connect in juice portion；

Or

(2) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, and the pars contractilis, which is located at, connects the lower section in juice portion, and pars contractilis is from following sealing The bottom for meeting juice portion is slid through, then is stretched into press section, and its end is fixed, is detachably connected or is only to withstand on the piston On, piston is promoted when pars contractilis stretches out and it is moved upwards, to treating that expressate squeezes in mill room, the juice squeezed out leads to The filter screen shape of filter screen beyond the Great Wall or piston itself of making a living enters and connect in juice portion；

Or

(3) press section is generally laterally set with meeting juice portion, and press section, which is arranged on, connects juice portion side, press section part positioned at connecing juice In portion or press section is entirely located in and connect in juice portion, and the pars contractilis is located at close to the side of the press section end of mill room, should Pars contractilis stretches into press section and its end is fixedly connected with the piston or is detachably connected, and piston is pulled when pars contractilis shrinks and is made Treat that expressate squeezes in its mill room to piston top surface side, the juice squeezed out passes through the filter screen on piston or piston itself Filter screen shape enter connect in juice portion；

Or

(4) press section is generally laterally set with meeting juice portion, and press section, which is arranged on, connects juice portion side, press section part positioned at connecing juice In portion or press section is entirely located in and connect in juice portion, and the pars contractilis is located at close to the side for connecing juice portion bottom, pars contractilis sealing The bottom for meeting juice portion is slid through, then is stretched into press section, and its end is fixed, is detachably connected or is only to withstand on the piston On, promote piston to make to treat that expressate squeezes in its mill room to piston top surface side when pars contractilis stretches out, the juice squeezed out Entered by the filter screen shape of the filter screen on piston or piston itself and connect in juice portion；

Or

(5) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, the pars contractilis is located on the outside of press section, and the pars contractilis is upward End connects the lower end of the vertical arm of an inverted U arm side, and the lower end of the vertical arm of the inverted U arm opposite side is stretched into press section And be fixedly connected with the piston or be detachably connected, piston is pulled by inverted U arm when pars contractilis stretches out and it is moved upwards, it is right Treat that expressate squeezes in the mill room of piston top surface side, the filter that the juice squeezed out passes through the filter screen on piston or piston itself Mesh-shaped, which enters, to be connect in juice portion；

Or

(6) press section is obliquely installed, press section be inclined at connect in juice portion, press section part is positioned at connecing in juice portion or squeeze Portion, which is entirely located in, to be connect in juice portion, and the angle of movement locus line and horizontal plane of the piston in press section is more than 0 ° and less than 90 °, institute State pars contractilis to be located at close to the side of the press section end of mill room, the pars contractilis is stretched into press section, and its end and piston It is fixedly connected or is detachably connected, pulls piston it is moved to mill room direction when pars contractilis shrinks, to piston top surface side Treat that expressate squeezes in mill room, the juice squeezed out is entered by the filter screen shape of the filter screen on piston or piston itself to be connect In juice portion；

Or

(7) press section and meet juice portion and be generally vertically arranged, press section be vertically arranged in connect in juice portion, press section part is positioned at connecing In juice portion or press section is entirely located in and connect in juice portion, and the operation that the pars contractilis is located at press section is indoor, the end of the pars contractilis Portion is fixedly connected with the piston or is detachably connected, and piston is promoted when pars contractilis stretches out and it is moved upwards, in mill room Treat that expressate squeezes, the juice squeezed out is entered by the filter screen shape of the filter screen on piston or piston itself to be connect in juice portion.
A kind of 5. electric drive closed vacuum squeezer according to claim 2 or 4, it is characterised in that：

(1) when pars contractilis is located above press section：

The body forms c-type frame structure by base portion, vertical portion and chain-drive section, and wherein chain-drive section is outstanding relative to vertical portion Structure is chosen, encorbelmenting for chain-drive section forms squeezing working space, the pressure between part and the part of the stretching vertical portion of base portion Squeeze and press section is set in working space and meets juice portion；

Press section encorbelments part to be fixedly connected, being detachably connected or being not connected to the chain-drive section, or meets juice portion and institute Chain-drive section is stated to fix or be detachably connected directly or by connector；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, or vertically the vertical portion in In portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

Or

(2) when pars contractilis, which is located at, to be connect below juice portion:

The body forms L-type structure by base portion and vertical portion, or the body is only made up of base portion, the base portion On from bottom to top set connect juice portion and press section, pars contractilis is set in the base portion connect below juice portion or in base portion, this is stretched Contracting portion completes expanding-contracting action under the driving of the drive division,

The drive division and electric vacuum pump are arranged in body or on body；

Or

When pars contractilis be located at press section side or positioned at connect juice portion side when:

The body forms L-type structure by base portion and vertical portion, is laterally set in the base portion and connects juice portion and press section, Horizontal pars contractilis is set in vertical portion or on vertical portion, the pars contractilis completes expanding-contracting action under the driving of the drive division, The drive division is arranged in base portion, in base portion, in vertical portion or vertical portion, and the electric vacuum pump is arranged on base In portion, in base portion, in vertical portion or on vertical portion；

Or

(4) when pars contractilis is located on the outside of press section：

The body forms L-type structure by base portion and vertical portion, is set from bottom to top in the base portion and connects juice portion and squeezing Portion, pars contractilis upward is set, the pars contractilis is completed flexible under the driving of the drive division in vertical portion or on vertical portion Action, the drive division are arranged in vertical portion, on vertical portion, in base portion or in base portion, and the electric vacuum pump is set In base portion, in base portion, in vertical portion or on vertical portion；

Or

(5) when pars contractilis is located above press section：

The body forms hollow frame structure by base portion, two symmetrical vertical portions and chain-drive section, and chain-drive section is across setting Put on two symmetrical vertical portion tops, base portion is across being arranged on two symmetrical vertical portion bottoms, hollow frame structure The space of centre be squeezing working space, press section is set in the squeezing working space and meets juice portion；

Press section is to be fixedly connected, be detachably connected or be not connected to the overhanging portion of the chain-drive section, or meets juice portion and institute Chain-drive section overhanging portion is stated to fix or being detachably connected directly or by connector；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, and base portion is interior or base In portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, and base portion is interior or base portion On；

Or

(6) when pars contractilis is located above press section：

The body is only made up of chain-drive section, and press section is fixedly connected, detachably with the chain-drive section directly or by connector Connection, or meet juice portion and be fixedly connected, be detachably connected directly or by connector with the chain-drive section；Above the press section Chain-drive section in or chain-drive section on pars contractilis is set, the pars contractilis completes expanding-contracting action under the driving of the drive division, described Drive division is arranged in chain-drive section, on chain-drive section, and the electric vacuum pump is arranged in chain-drive section, on chain-drive section or operation room It is interior；

Or

(7) when pars contractilis is located at the operation chamber interior of press section：

The body is only made up of chain-drive section, and press section is fixedly connected, detachably with the chain-drive section directly or by connector Connection, or meet juice portion and be fixedly connected, be detachably connected directly or by connector with the chain-drive section；

Pars contractilis is located at the operation chamber interior of press section, and the pars contractilis completes expanding-contracting action, institute under the driving of the drive division The operation interior that drive division is completely or partially arranged on press section is stated, the electric vacuum pump is arranged in chain-drive section, chain-drive section On；

Or

(8) when pars contractilis is located at the operation chamber interior of press section：

It is body that the operation room of the press section is simultaneous, and pars contractilis is located at the operation chamber interior of press section, and the pars contractilis is in the drive Expanding-contracting action is completed under the driving in dynamic portion, the operation that the drive division is completely or partially arranged on press section is indoor, described electronic The operation that vavuum pump is arranged on press section is indoor；

Or

(9) when pars contractilis is located above press section：

The body forms c-type frame structure by base portion, vertical portion and chain-drive section, wherein the vertical portion is provided with chain-drive section And chain-drive section is cantilevered structure relative to vertical portion, chain-drive section is encorbelmented between part and the part of the stretching vertical portion of base portion Squeezing working space is formed, press section is set in the squeezing working space and meets juice portion；

The part of encorbelmenting of press section and the chain-drive section is not connected to；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, the spatial relation of the pars contractilis and chain-drive section It is relatively fixed or can be with respect to varying motion；

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis is fixed or removable with the chain-drive section Unload and link together, chain-drive section can move up and down under drive division driving along vertical portion；The drive division is arranged on head In portion, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump be arranged on chain-drive section it is interior, On chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

When the spatial relation of the pars contractilis and chain-drive section can be with respect to varying motion：Pars contractilis and/or chain-drive section exist It can be moved up and down under drive division driving along vertical portion, the expanding-contracting action of the two overall up and down motion and/or pars contractilis is real Motion of the piston in press section is showed；The drive division is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, In vertical portion or on vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, vertical portion On interior or vertical portion；

Or

(10) when pars contractilis is located above press section：

The body forms inverted L shape structure by vertical portion and chain-drive section, and wherein chain-drive section is cantilevered structure relative to vertical portion, machine The beneath portions of encorbelmenting on head set press section in the squeezing working space and meet juice portion for squeezing working space；

Press section and the chain-drive section encorbelment part for be fixedly connected or be detachably connected or vertical portion on have and be used to connect Connect press section or connect the support member in juice portion or meet juice portion and fix directly or by connector with the chain-drive section or detachably connect Connect；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in vertical portion or vertical portion, and electric vacuum pump is set Put in chain-drive section, on chain-drive section, in vertical portion or on vertical portion；

Or

(11) when pars contractilis is located above press section：

The body includes base portion, vertical portion and chain-drive section, and the vertical cross section is c-type or U-shaped,

Vertical portion is arranged between chain-drive section and base portion, and the space that chain-drive section, vertical portion and base portion are surrounded forms squeezing work Make space, press section is set in the squeezing working space and meets juice portion；

Press section is to be fixedly connected, be detachably connected or be not connected to the overhanging portion of the chain-drive section, or meets juice portion and institute Chain-drive section overhanging portion is stated to fix or being detachably connected directly or by connector；

Pars contractilis is set in the chain-drive section above press section or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, the vertical portion in, on vertical portion, base portion is interior or base In portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, the vertical portion in, on vertical portion, base portion is interior or base portion On.
A kind of 6. electric drive closed vacuum squeezer according to claim 1 or 2 or 3, it is characterised in that：It is described mutual Any of (1), (2) or (3) the structure of connection is selected from：

(1) there is gap between the outer rim of the piston and press section inner edge；

Or

(2) made between the outer rim of the piston and the inner edge of press section to be brought into close contact in the outer rim of piston at least one by pushing up Face extends to the groove of bottom surface or depression or at least one through hole that bottom surface is extended to by top surface is made on piston；

Or

(3) there is gap between the outer rim of the piston and press section inner edge, make and at least one prolonged by top surface in the outer rim of piston Extend the groove of bottom surface or depression or at least one through hole that bottom surface is extended to by top surface is made on piston.
A kind of 7. electric drive closed vacuum squeezer according to claim 3 or 4, it is characterised in that：The phase interconnection Any of (1) or (2) logical structure structure is selected from：

(1) there is gap between the outer rim of the piston and press section inner edge, make and at least one extended to by top surface on piston The filter opening of bottom surface；

Or

(2) between the outer rim of the piston and the inner edge of press section to be brought into close contact, make and at least one prolonged by top surface on piston Extend the filter opening of bottom surface.
A kind of 8. electric drive closed vacuum squeezer according to claim 6, it is characterised in that：The press section in Connect in juice portion or the press section part is positioned at connecing in juice portion, the relation between the pars contractilis and press section is to be selected from structure Any of (1), (2), (3) or (4)：

(1) when pars contractilis is close to the press section end, press section end set has end cover or sets the sealing knot of one Structure；Pars contractilis is stretched into press section after being slid through from end cap or sealing structure sealing, is in the press section and atmospheric environment The confined space of isolation；

Or

(2) when pars contractilis is located at the press section side, press section end set has end cover or sets the sealing knot of one Structure；The vertical arm of the inverted U arm opposite side of pars contractilis driving stretches into press section after being slid through from end cap or sealing structure sealing It is interior, it is the confined space with atmospheric environment isolation in the press section；

Or

(3) when pars contractilis meets juice portion described in, press section end set has end cover or sets the sealing structure of one； It is the confined space with atmospheric environment isolation in the press section；

Or

(4) when pars contractilis is positioned at operation chamber interior, running the press section end set at room has end cover or sets one Sealing structure；The operation room is the confined space with atmospheric environment isolation.
A kind of 9. electric drive closed vacuum squeezer according to claim 7, it is characterised in that：The press section in Connect in juice portion or the press section part is positioned at connecing in juice portion, the relation between the pars contractilis and press section is to be selected from structure Any of (1), (2), (3) or (4)：

(1) when pars contractilis is close to the press section end, press section end set has end cover or sets the sealing knot of one Structure；Pars contractilis is stretched into press section after being slid through from end cap or sealing structure sealing, is in the press section and atmospheric environment The confined space of isolation；

Or

(2) when pars contractilis is located at the press section side, press section end set has end cover or sets the sealing knot of one Structure；The vertical arm of the inverted U arm opposite side of pars contractilis driving stretches into press section after being slid through from end cap or sealing structure sealing It is interior, it is the confined space with atmospheric environment isolation in the press section；

Or

(3) when pars contractilis meets juice portion described in, press section end set has end cover or sets the sealing structure of one； It is the confined space with atmospheric environment isolation in the press section；

Or

(4) when pars contractilis is positioned at operation chamber interior, the press section end set at mill room has end cover or sets one Sealing structure；The mill room is the confined space with atmospheric environment isolation.
A kind of 10. electric drive closed vacuum squeezer according to claim 6, it is characterised in that：The press section is complete Portion positioned at when connecing in juice portion, the relation between the pars contractilis and press section be selected from structure any of (1), (2) or (3)：

(1) when pars contractilis is close to the operation room, the end set at the operation room of the press section has end cover or setting one The sealing structure of body or the end set for connecing juice portion open-mouth have end cover；

Pars contractilis is stretched into press section after being slid through from the sealing of the sealing structure of end cap or one, and the juice portion that connects is and air The confined space of environment isolation；

Or

(2) when pars contractilis is positioned at the operation room side, the end set at the operation room of the press section have end cover or The sealing structure or the end set for connecing juice portion open-mouth for setting one have end cover；

The vertical arm of the inverted U arm opposite side of pars contractilis driving stretches into after being slid through from the sealing of the sealing structure of end cap or one In press section, the juice portion that connects is the confined space with atmospheric environment isolation；

Or

(3) when pars contractilis meets juice portion described in, the end set at the operation room of the press section has end cover or setting The sealing structure or the end set for connecing juice portion open-mouth of one have end cover, and pars contractilis connects juice portion and filter screen certainly Stretched into after passing through in mill room, the juice portion that connects is the confined space with atmospheric environment isolation.
A kind of 11. electric drive closed vacuum squeezer according to claim 7, it is characterised in that：The press section is complete Portion positioned at when connecing in juice portion, the relation between the pars contractilis and press section be selected from structure any of (1), (2) or (3)：

(1) when pars contractilis is close to the operation room, the end set at the mill room of the press section has end cover or setting one The sealing structure of body or the end set for connecing juice portion open-mouth have end cover；

Pars contractilis is stretched into press section after being slid through from the sealing of the sealing structure of end cap or one, and the juice portion that connects is and air The confined space of environment isolation；

Or

(2) when pars contractilis is located at the mill room side, the end set at the mill room of the press section have end cover or The sealing structure or the end set for connecing juice portion open-mouth for setting one have end cover；

The vertical arm of the inverted U arm opposite side of pars contractilis driving stretches into after being slid through from the sealing of the sealing structure of end cap or one In press section, the juice portion that connects is the confined space with atmospheric environment isolation；

Or

(3) when pars contractilis meets juice portion described in, the end set at the mill room of the press section has end cover or setting The sealing structure or the end set for connecing juice portion open-mouth of one have an end cover, and pars contractilis is from connecing after juice portion passes through Stretch into mill room, the juice portion that connects is the confined space with atmospheric environment isolation.
12. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：The piston is revolving body.
13. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that it be selected from structure any of (1) or (2)：

(1) form and be provided with stomata on the part of airtight cavity, the bleeding point of electric vacuum pump is directly or by exhaust pipe and institute State port sealing connection；

Or

(2) connecing on juice portion bottom surface has to the tracheae for connecing juice portion internal projection, and the tracheae, which stretches into, connects end in juice portion positioned at meeting juice portion More than interior juice liquid level, the bleeding point of electric vacuum pump connects directly or by exhaust pipe with tracheae sealing.
14. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：Form on the part of airtight cavity or one is installed on the exhaust pipe of electric vacuum pump and be used to import gas Hand-operated valve or electrically-controlled valve.
15. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：There is one to be not provided with motor in the electric vacuum pump or driven by power telescoping mechanism, another has motor The work that motor is not provided with directly or by actuator drives.
16. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：Also include being used for the automaton for controlling electric vacuum pump and driven by power telescoping mechanism to work, it is described Automaton includes any one in time control module, air pressure control module or load current detection control module Individual, any two is whole three：

(1) time control module controls the work of electric vacuum pump and/or driven by power telescoping mechanism in a manner of timing；Or

(2) the air pressure detection part in air pressure control module includes baroceptor or baroswitch, baroceptor or gas Compress switch on the exhaust pipe installed in electric vacuum pump, on mill room, connect in juice portion or connected with the airtight cavity Opening position；

Baroceptor transmits the air pressure change of airtight cavity to the control section of air pressure control module in electrical signal form, should Control section controls the work of electric vacuum pump and/or driven by power telescoping mechanism；

Or

Baroswitch is mechanical or electronic type, air pressure change make baroswitch be turned on or off, and electric vacuum pump is controlled with this And/or the work of driven by power telescoping mechanism；Or

(3) the detection part in load current detection control module is used to detect electric vacuum pump and/or driven by power telescoping mechanism Load current change, and electric vacuum pump and/or electric power are controlled by control section in load current detection control module Drive the work of telescoping mechanism.
17. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：Described connect sets a juice yield tube in juice portion bottom or side wall, the upper end that the juice pipe end connects juice tank with one is opened Mouth is tightly connected or the juice pipe end is provided with tap；

Or

Connecing and a juice yield tube is set in juice portion bottom or side wall, the upper end open that the juice pipe end connects juice tank with one is tightly connected, The bleeding point of electric vacuum pump is tightly connected directly or by exhaust pipe and the juice tank that connects.
18. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：Any of (1), (2), (3), (4) or (5) in squeezing, the gas pressure in airtight cavity is selected from piston：

(1) 10 kPas are less than, and more than 0 kPa；

Or

(2) 2.5 kPas are less than, and more than 0 kPa；

Or

(3) 1.7 kPas are less than, and more than 0 kPa；

Or

(4) 1.23 kPas are less than, and more than 0 kPa；

Or

(5) 0.87 kPa is less than, and more than 0 kPa.
19. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：Also include air pressure display device, air pressure display device is mechanical type air-pressure gage or electronic type air gauge：

Mechanical type air-pressure gage is pointer air gauge, including baroceptor and pointer header, baroceptor are located at closed In cavity, pointer header, which is located at, to be connect in juice portion side wall or press section side wall；

Or pressure tap is provided with juice portion side wall is connect or in mill room side wall, flexible film closure in pressure tap；

Electronic type air gauge includes baroceptor, detection circuit and optical display or voice prompting device, is between each several part Electrical connection, baroceptor is arranged in airtight cavity, optical display be arranged on connect in juice portion side wall, in press section side wall or On body, voice prompting device is located in body.
20. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that；The driven by power telescoping mechanism is electric pushrod, electric cylinder, straight line moving motor, through screw mandrel straight line Stepper motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electropneumatic Push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic crank Sliding block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescoping mechanism, Electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic Telescopic cylindrical lift Any of structure, electronic upright type lifting mechanism, electronic articulated arm lift structure or electric chain formula elevating mechanism.
21. a kind of electric drive closed vacuum squeezer according to claim 1 or 2 or 3 or 4 or 8 or 9 or 10 or 11, It is characterized in that：Juice portion side is being connect, juice portion bottom is being connect, connect in the body of juice portion side, connect on the body of juice portion side, connect juice In body below portion or connect electric heater unit is set on body below juice portion.
A kind of 22. electric drive closed vacuum squeezer according to claim 8 or 9 or 10 or 11, it is characterised in that：Institute State press section and connect juice portion junction, press section and end cap junction, connect juice portion and chain-drive section junction, press section and chain-drive section Junction, at least certain junction connect in juice portion and base portion junction are provided with safety switching apparatus, the safety switch Device only turns on when the junction is correctly installed.