CN108506188A - A kind of medical large-scale depression generator - Google Patents
A kind of medical large-scale depression generator Download PDFInfo
- Publication number
- CN108506188A CN108506188A CN201810237456.8A CN201810237456A CN108506188A CN 108506188 A CN108506188 A CN 108506188A CN 201810237456 A CN201810237456 A CN 201810237456A CN 108506188 A CN108506188 A CN 108506188A
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- China
- Prior art keywords
- control mechanism
- pressure control
- air pressure
- export agency
- supply air
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/02—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders arranged oppositely relative to main shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
- F04B39/0022—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons piston rods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/08—Actuation of distribution members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1013—Adaptations or arrangements of distribution members the members being of the poppet valve type
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of medical large-scale depression generators, including bottom shell and top shell, the side bottom of bottom shell is equipped with multiple supporting legs, bottom shell and top shell are fixed in the both sides of opposite end by two risers, wherein being bolted motor installation shell on the outside of a riser.The present invention utilizes motor, drive multiple extraction sectors simultaneously, make a tractor serves several purposes, and marshalling, the size of negative pressure value can be each controlled with pipe connection portion position, have the characteristics that control effect is strong, and the negative pressure generation section formed is more, can be that multiple service pipes are resetted simultaneously, it is highly practical, and, the device has universal piston air export agency, can effectively and be rapidly performed by pumping work, it is efficient, in addition, the device has supply air pressure control mechanism, the peak suction pressure value inside each main hollow structure can be controlled, it prevents from causing patient the generation of secondary injury phenomenon since negative pressure is excessive.
Description
Technical field
The present invention relates to the field of medical instrument technology, specially a kind of medical large-scale depression generator.
Background technology
Currently, in severe medical department, in order to by the hemostasis of patient's body, dense phlegm and eliminating impurities, can all use negative pressure
Generator, main function are：Using suction function, sundries is guided and is discharged, and existing negative pressure generator is all to utilize two
Multiple pipelines are then inserted by a negative pressure bottle, carry out vacuum suction, are not only installed relatively disorderly, but also negative pressure generator is connecting
The negative pressure value at position is unable to control, bigger using limitation.
Invention content
The purpose of the present invention is to provide a kind of medical large-scale depression generators, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides the following technical solutions：A kind of medical large-scale depression generator, including
The side bottom of bottom shell and top shell, the bottom shell is equipped with multiple supporting legs, the bottom shell and top shell
Body is fixed in the both sides of opposite end by two risers, wherein it is outer to be bolted motor installation on the outside of a riser
A motor is installed in the inside of shell, the motor installation shell, and the motor main shaft end installation one in the motor is bent
Shape bar, and the both ends of the curved rod are mounted on the inside of two risers by bearing, are provided on the body of rod of the curved rod more
A groove type bar structure with its integral structure, the bottom shell and top shell are provided with multiple masters in opposing parts
Hollow structure, the bottom shell and top shell are being provided with the master with its integral structure positioned at the outer end of main hollow structure
Admission line, and the primary inlet port for being internally provided with the connection external world and main hollow structure in the main air inlet pipe road, the bottom
Shell is being provided with the control mounting hole on the outside of being connected to positioned at the outer end of main hollow structure with top shell, each control peace
The inside in dress hole is respectively mounted a supply air pressure control mechanism, and a universal piston sky is inserted into the inside of each main hollow structure
Gas export agency, the universal piston air export agency fix a master link, the institute of two opposition in one end towards inside
The one end for stating master link is fixed on the side of an axle sleeve shell, and the axle sleeve shell is socketed in each in a manner of clearance fit
On the body of rod of groove type bar structure.
Further, the universal piston air export agency include universal piston air export agency plectane, it is universal
Piston air export agency circular groove structure, universal piston air export agency sealing ring, the export of universal piston air
Mechanism through-hole structure, universal piston air export agency air check valve, the spherical sky of universal piston air export agency
Core structure, universal piston air export agency sphere and universal piston air export agency connecting rod.
Further, a universal piston air is provided in the middle part of the universal piston air export agency plectane side to lead
Go out mechanism circular groove structure, the universal piston air export agency plectane is exported positioned at the universal piston air
The inside of mechanism circular groove structure is socketed a universal piston air export agency sealing ring, and the universal piston air is led
Go out the universal piston for being internally provided with multiple universal piston air export agency plectane upper and lower surfaces of connection of mechanism plectane
The inside of air export agency through-hole structure, each universal piston air export agency through-hole structure is respectively mounted 10,000
To piston air export agency air check valve, and the inlet end of the universal piston air export agency air check valve
Towards main air inlet pipe road, the universal piston air export agency plectane upper surface center is internally provided with universal piston sky
Gas export agency spherical hollow structure, the placed inside 10,000 of the universal piston air export agency spherical hollow structure
To piston air export agency sphere, it is empty that a universal piston is fixed at the top of the universal piston air export agency sphere
Gas export agency connecting rod, and the top of the universal piston air export agency connecting rod and the end of master link are solid
It is fixed.
Further, multiple universal piston air export agencies are led with through-hole structure about the universal piston air
The axial line for going out mechanism plectane is center of circle circular array setting.
Further, the universal piston air export agency is institute with the volume that spherical hollow structure interior surface is formed
State the 3-5 of universal piston air export agency sphere volume, and the universal piston air export agency spherical hollow knot
The structure radius of structure is identical as the universal structure radius of piston air export agency sphere.
Further, the supply air pressure control mechanism is voltage-controlled including supply air pressure control mechanism pipeline body, make-up gas
Mechanism vent hole structure processed, supply air pressure control mechanism screw thread section, is mended supply air pressure control mechanism stem valve insertion groove
To air pressure control mechanism helicitic texture, supply air pressure control mechanism threaded rod, supply air pressure control mechanism stem valve and benefit
Give air pressure control mechanism swivel plate.
Further, the connection that is provided centrally with of the supply air pressure control mechanism pipeline body feeds air pressure control mechanism
With the supply air pressure control mechanism vent hole structure of pipeline body both ends of the surface, the side of the supply air pressure control mechanism pipeline body
Face is provided with the extraneous supply air pressure control mechanism screw thread section of connection, and the supply air pressure control mechanism is in pipeline body
Portion is provided with connection supply air pressure control mechanism vent hole structure and feeds the make-up gas in air pressure control mechanism screw thread section
Press control mechanism stem valve insertion groove, and the axial line of the supply air pressure control mechanism stem valve insertion groove and the make-up gas
Press the axis line location of control mechanism vent hole structure in plumbness, one end of the supply air pressure control mechanism pipeline body
Portion is inserted into the inside of control mounting hole, and the body of rod of the supply air pressure control mechanism threaded rod is by feeding Pneumatic control
Structure is connected to helicitic texture inside supply air pressure control mechanism screw thread section, the supply air pressure control mechanism threaded rod
A supply air pressure control mechanism stem valve, and institute are fixed in the middle part of direction supply air pressure control mechanism one end of stem valve insertion groove
State the inside that supply air pressure control mechanism is inserted into supply air pressure control mechanism stem valve insertion groove with stem valve, the supply air pressure
The other end of control mechanism threaded rod is provided with the supply air pressure control mechanism swivel plate with its integral structure.
Further, the structure size and the supply pressure control of the supply air pressure control mechanism stem valve insertion groove
The structure size of mechanism stem valve is identical, and the supply air pressure control mechanism stem valve and supply air pressure control mechanism stem valve
The end of insertion groove is semi-circular recesses structure.
Further, the supply air pressure control mechanism includes that setting is feeding air pressure control mechanism spiral shell with helicitic texture
Internal thread structure inside line section and the external thread structure being arranged on supply air pressure control mechanism screw thread club shaft, and institute
Internal thread structure is stated to be meshed with external thread structure.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention utilizes a motor, while driving multiple pumpings
Mechanism of qi structure, so that a tractor serves several purposes, and marshalling, each the big of negative pressure value can be controlled with pipe connection portion position
It is small, have the characteristics that control effect is strong, and the negative pressure generation section formed is more, can be that multiple service pipes be answered simultaneously
Position, it is highly practical, moreover, the device has universal piston air export agency, effectively and pumping work can be rapidly performed by,
It is efficient, in addition, the device has supply air pressure control mechanism, the peak suction pressure inside each main hollow structure can be controlled
Force value prevents from causing patient the generation of secondary injury phenomenon since negative pressure is excessive.
Description of the drawings
Fig. 1 is a kind of complete section structural schematic diagram of medical large-scale depression generator of the present invention；
Fig. 2 is the structural representation of universal piston air export agency in a kind of medical large-scale depression generator of the present invention
Figure；
Fig. 3 is the complete section structural representation that air pressure control mechanism is fed in a kind of medical large-scale depression generator of the present invention
Figure；
In figure：1, bottom shell, 2, top shell, 3, riser, 4, supporting leg, 5, motor installation shell, 6, motor, 7,
Curved rod, 8, groove type bar structure, 9, axle sleeve shell, 10, master link, 11, main hollow structure, 12, universal piston air
Export agency, 121, universal piston air export agency plectane, 122, universal piston air export agency annular groove knot
Structure, 123, universal piston air export agency sealing ring, 124, universal piston air export agency through-hole structure, 125, ten thousand
To piston air export agency air check valve, 126, universal piston air export agency spherical hollow structure, 127, ten thousand
To piston air export agency sphere, 128, universal piston air export agency connecting rod, 13, main air inlet pipe road, 14 are main
Air admission hole, 15, control mounting hole, 16, supply air pressure control mechanism, 161, supply air pressure control mechanism pipeline body, 162 are mended
To air pressure control mechanism vent hole structure, 163, supply air pressure control mechanism stem valve insertion groove, 164 feed pressure control
Mechanism screw thread section, 165, supply air pressure control mechanism helicitic texture, 166, supply air pressure control mechanism threaded rod,
167, supply air pressure control mechanism stem valve, 168 supply air pressure control mechanism swivel plates.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of embodiment provided by the invention：Including bottom shell 1 and top shell 2, the bottom shell
The side bottom of body 1 is equipped with multiple supporting legs 4, the bottom shell 1 and top shell 2 and passes through two risers in the both sides of opposite end
3 fix, wherein the outside of a riser 3 is bolted motor installation shell 5, the motor installs shell 5
Inside one motor 6 is installed, a curved rod 7, and the curved rod 7 are installed in the motor main shaft end in the motor 6
Both ends the inside of two risers 3 is mounted on by bearing, be provided on the body of rod of the curved rod 7 multiple with its integral structure
Groove type bar structure 8, the bottom shell 1 and top shell 2 are provided with multiple main hollow structures 11, institute in opposing parts
It states bottom shell 1 and top shell 2 and is being provided with the main air inlet pipe with its integral structure positioned at the outer end of main hollow structure 11
Road 13, and the primary inlet port 14 for being internally provided with the connection external world and main hollow structure 11 in the main air inlet pipe road 13, the bottom
Portion's shell 1 is being provided with the control mounting hole 15, Mei Gesuo on the outside of being connected to positioned at the outer end of main hollow structure 11 with top shell 2
The inside for stating control mounting hole 15 is respectively mounted a supply air pressure control mechanism 16, and the inside of each main hollow structure 11 is inserted
Enter a universal piston air export agency 12, the universal piston air export agency 12 fixes a master in one end towards inside
Connecting rod 10, one end of the master links 10 of two opposition are fixed on the side of an axle sleeve shell 9, the axle sleeve shell 9 with
The mode of clearance fit is socketed on the body of rod of each groove type bar structure 8.
Referring to Fig. 2, the universal piston air export agency 12 includes universal piston air export agency plectane
121, universal piston air export agency circular groove structure 122, universal piston air export agency sealing ring 123, ten thousand
To piston air export agency through-hole structure 124, universal piston air export agency air check valve 125, universal piston
Air export agency spherical hollow structure 126, universal piston air export agency sphere 127 and the export of universal piston air
Mechanism connecting rod 128；It is provided with a universal piston air in the middle part of universal 121 side of piston air export agency plectane
Export agency circular groove structure 122, the universal piston air export agency is with plectane 121 positioned at the universal piston
The inside of air export agency circular groove structure 122 is socketed a universal piston air export agency sealing ring 123, described
Universal piston air export agency plectane 121 is internally provided with multiple universal piston air export agency plectanes of connection
The universal piston air export agency through-hole structure 124 of 121 upper and lower surfaces, each universal piston air export agency are used
The inside of through-hole structure 124 is respectively mounted a universal piston air export agency air check valve 125, and the universal piston is empty
The inlet end of gas export agency air check valve 125 is used towards main air inlet pipe road 13, the universal piston air export agency
121 upper surface center of plectane is internally provided with universal piston air export agency spherical hollow structure 126, the universal work
The one universal piston air export agency sphere 127 of placed inside of air export agency spherical hollow structure 126 is filled in, it is described
Universal piston air export agency fixes a universal piston air export agency connecting rod 128, and institute with the top of sphere 127
Universal piston air export agency is stated to be fixed with the top of connecting rod 128 and the end of master link 10；Multiple universal work
It is round with the axial line of plectane 121 about the universal piston air export agency to fill in air export agency with through-hole structure 124
Heart circular array is arranged；The volume that universal 126 inner surface of piston air export agency spherical hollow structure is formed
For the 3-5 of universal 127 volume of piston air export agency sphere, and the universal piston air export agency is spherical
The structure radius of hollow-core construction 126 and the universal piston air export agency are identical with the structure radius of sphere 127, main
Effect is：When universal piston air export agency plectane 121 moves up and down, due to connection relation, position inherently occurs
Variation, and since the volume that universal 126 inner surface of piston air export agency spherical hollow structure is formed is described
The 3-5 of universal piston air export agency 127 volume of sphere, and the universal piston air export agency spherical hollow knot
The structure radius of structure 126 and the universal piston air export agency are identical with the structure radius of sphere 127, so enabling to
Universal piston air export agency plectane 121 moves up and down, due to universal piston air export agency air check valve 125
Inlet end towards main air inlet pipe road 13, so mobile every time, can all export a certain amount of air, under continuous work, into
And form negative pressure state.
Referring to Fig. 3, the supply air pressure control mechanism 16 includes supply air pressure control mechanism pipeline body 161, supply
Air pressure control mechanism vent hole structure 162, supply air pressure control mechanism stem valve insertion groove 163, supply air pressure control mechanism
With screw thread section 164, supply air pressure control mechanism helicitic texture 165, supply air pressure control mechanism threaded rod 166, supply
Air pressure control mechanism stem valve 167 and supply air pressure control mechanism swivel plate 168；The supply air pressure control mechanism pipeline
The supply air pressure control mechanism for being provided centrally with 161 both ends of the surface of connection supply air pressure control mechanism pipeline body of body 161 is used logical
Air hole structure 162, the supply air pressure control mechanism are provided with the extraneous supply pressure control of connection with the side of pipeline body 161
Mechanism screw thread section 164, the supply air pressure control mechanism pipeline body 161 are internally provided with connection supply pressure control
Mechanism vent hole structure 162 and the supply air pressure control mechanism in supply air pressure control mechanism screw thread section 164 are inserted with stem valve
Enter slot 163, and the axial line of the supply air pressure control mechanism stem valve insertion groove 163 is used with the supply air pressure control mechanism
The axis line location of vent hole structure 162 is inserted into plumbness, the one end of the supply air pressure control mechanism pipeline body 161
To the inside of control mounting hole 15, the body of rod of the supply air pressure control mechanism threaded rod 166 is by feeding Pneumatic control
Structure helicitic texture 165 is connected to inside supply air pressure control mechanism screw thread section 164, and the supply air pressure control mechanism is used
Threaded rod 166 fixes a supply Pneumatic control in the middle part of direction supply air pressure control mechanism one end of stem valve insertion groove 163
Structure stem valve 167, and the supply air pressure control mechanism stem valve 167 is inserted into supply air pressure control mechanism stem valve insertion groove
163 inside, the supply air pressure control mechanism are provided with the make-up gas with its integral structure with the other end of threaded rod 166
Press control mechanism swivel plate 168；The structure size of the supply air pressure control mechanism stem valve insertion groove 163 and the supply
Air pressure control mechanism is identical with the structure size of stem valve 167, and supply air pressure control mechanism stem valve 167 and supply air pressure
Control mechanism is semi-circular recesses structure with the end of stem valve insertion groove 163；The supply air pressure control mechanism screw thread knot
Structure 165 includes the internal thread structure being arranged inside supply air pressure control mechanism screw thread section 164 and setting in supply air pressure
External thread structure of the control mechanism on 166 body of rod of threaded rod, and the internal thread structure is meshed with external thread structure, master
Acting on is：When manual rotation feeds air pressure control mechanism swivel plate 168, due to feeding air pressure control mechanism screw thread knot
The connection relation of structure 165 so that supply air pressure control mechanism threaded rod 166 can drive supply air pressure control mechanism stem valve
167 movements, and then control supply air pressure control mechanism 167 end of stem valve and supply air pressure control mechanism vent hole structure
Gap size between 162, and then control the speed of air inlet supply.
Specifically used mode：In present invention work, each pipeline for work is socketed in the table in main air inlet pipe road 13
Then motor 6 is opened in face, control the rotary speed of motor 6, make its Rotating with Uniform, at this point, motor main shaft drive is curved
Bar 7 rotates, and multiple universal piston air export agencies 12 is driven to move up and down, due to universal piston air export agency 12
11 inside of main hollow structure constantly extraction air can be caused by moving up and down, and its gas velocity extracted is stablized, then be adjusted manually
Section supply air pressure control mechanism 16, to control the intake velocity of supply air pressure control mechanism 16, wherein there are one equatioies, i.e.,：
The air inlet of air extraction value-control supply air pressure control mechanism 16 caused by required 6 steady operation of negative pressure value=motor
Air pressure caused by speed using above-mentioned principle, and then controls the negative pressure value inside each pipeline.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (9)
1. a kind of medical large-scale depression generator, including bottom shell (1) and top shell (2), it is characterised in that：It is described
The side bottom of bottom shell (1) is equipped with multiple supporting legs (4), and the bottom shell (1) and top shell (2) are in opposite end
Both sides are fixed by two risers (3), wherein motor installation shell (5) is bolted on the outside of a riser (3),
A motor (6) is installed in the inside of the motor installation shell (5), the motor main shaft end peace in the motor (6)
A curved rod (7) is filled, and the both ends of the curved rod (7) are mounted on the inside of two risers (3), the curved rod by bearing
(7) multiple and its integral structure groove type bar structure (8), the bottom shell (1) and top are provided on the body of rod
Shell (2) opposing parts be provided with multiple main hollow structures (11), the bottom shell (1) and top shell (2) positioned at
The outer end of main hollow structure (11) is provided with and the main air inlet pipe road of its integral structure (13), and the main air inlet pipe road (13)
Be internally provided with that connection is extraneous and the primary inlet port (14) of main hollow structure (11), the bottom shell (1) and top shell
(2) in the control mounting hole (15) for being provided with connection outside positioned at the outer end of main hollow structure (11), each control installation
The inside in hole (15) is respectively mounted a supply air pressure control mechanism (16), and the inside of each main hollow structure (11) is inserted into one
Universal piston air export agency (12), the universal piston air export agency (12) fix a master in one end towards inside
One end of connecting rod (10), the master link (10) of two opposition is fixed on the side of an axle sleeve shell (9), the axle sleeve shell
Body (9) is socketed in a manner of clearance fit on the body of rod of each groove type bar structure (8).
2. the medical large-scale depression generator of one kind according to claim 1, it is characterised in that：The universal piston is empty
Gas export agency (12) includes universal piston air export agency plectane (121), universal piston air export agency annular
Groove structure (122), universal piston air export agency sealing ring (123), universal piston air export agency through-hole knot
Structure (124), universal piston air export agency air check valve (125), universal piston air export agency spherical hollow
Structure (126), universal piston air export agency sphere (127) and universal piston air export agency connecting rod (128).
3. the medical large-scale depression generator of one kind according to claim 2, it is characterised in that：The universal piston is empty
It is provided with a universal piston air export agency circular groove structure (122) in the middle part of gas export agency plectane (121) side,
The universal piston air export agency is with plectane (121) positioned at the universal piston air export agency annular groove knot
The inside of structure (122) is socketed a universal piston air export agency sealing ring (123), the universal piston air export agency
It is internally provided with the universal of multiple universal piston air export agency plectane (121) upper and lower surfaces of connection with plectane (121)
Piston air export agency through-hole structure (124), each universal piston air export agency through-hole structure (124)
Inside is respectively mounted a universal piston air export agency air check valve (125), and the universal piston air export agency
With the inlet end of air check valve (125) towards main air inlet pipe road (13), the universal piston air export agency plectane
(121) upper surface center is internally provided with universal piston air export agency spherical hollow structure (126), the universal work
The one universal piston air export agency sphere (127) of placed inside of air export agency spherical hollow structure (126) is filled in,
A universal piston air export agency connecting rod is fixed at the top of universal piston air export agency sphere (127)
(128), and the universal piston air export agency is fixed with the top of connecting rod (128) and the end of master link (10).
4. the medical large-scale depression generator of one kind according to claim 3, it is characterised in that：Multiple universal work
Fill in axial line of the air export agency with through-hole structure (124) about the universal piston air export agency plectane (121)
It is arranged for center of circle circular array.
5. the medical large-scale depression generator of one kind according to claim 3, it is characterised in that：The universal piston is empty
The volume that gas export agency spherical hollow structure (126) inner surface is formed is the universal piston air export agency ball
The 3-5 of body (127) volume, and structure radius and institute of the universal piston air export agency with spherical hollow structure (126)
The structure radius for stating universal piston air export agency sphere (127) is identical.
6. the medical large-scale depression generator of one kind according to claim 1, it is characterised in that：The make-up gas is voltage-controlled
Mechanism (16) processed includes supply air pressure control mechanism pipeline body (161), supply air pressure control mechanism vent hole structure
(162), supply air pressure control mechanism stem valve insertion groove (163), supply air pressure control mechanism screw thread section (164), supply
Air pressure control mechanism helicitic texture (165), supply air pressure control mechanism threaded rod (166), supply air pressure control mechanism are used
Stem valve (167) and supply air pressure control mechanism are with swivel plate (168).
7. the medical large-scale depression generator of one kind according to claim 6, it is characterised in that：The make-up gas is voltage-controlled
The supply for being provided centrally with connection supply air pressure control mechanism pipeline body (161) both ends of the surface of mechanism pipeline body (161) processed
Air pressure control mechanism is provided with company with vent hole structure (162), the supply air pressure control mechanism with the side of pipeline body (161)
Lead to extraneous supply air pressure control mechanism with screw thread section (164), the supply air pressure control mechanism pipeline body (161) it is interior
Portion is provided with connection supply air pressure control mechanism vent hole structure (162) and supply air pressure control mechanism screw thread section
(164) supply air pressure control mechanism is with stem valve insertion groove (163), and the supply air pressure control mechanism stem valve insertion groove
(163) axial line with the supply air pressure control mechanism with the axis line location of vent hole structure (162) in plumbness, it is described
Supply air pressure control mechanism is inserted into the inside of control mounting hole (15), the supply air pressure with the one end of pipeline body (161)
Control mechanism is connected to supply air pressure by feeding air pressure control mechanism with the body of rod of threaded rod (166) with helicitic texture (165)
Control mechanism is internal with screw thread section (164), and the supply air pressure control mechanism is with threaded rod (166) voltage-controlled towards make-up gas
A supply air pressure control mechanism stem valve (167), and the supply are fixed in the middle part of one end of mechanism stem valve insertion groove (163) processed
Air pressure control mechanism is inserted into the inside of supply air pressure control mechanism stem valve insertion groove (163), the supply with stem valve (167)
Air pressure control mechanism is provided with the other end of threaded rod (166) to be rotated with the supply air pressure control mechanism of its integral structure
Plate (168).
8. the medical large-scale depression generator of one kind according to claim 7, it is characterised in that：The make-up gas is voltage-controlled
The structure size of the structure size of mechanism processed stem valve insertion groove (163) and the supply air pressure control mechanism stem valve (167)
It is identical, and the supply air pressure control mechanism stem valve (167) and the end for feeding air pressure control mechanism stem valve insertion groove (163)
Portion is semi-circular recesses structure.
9. the medical large-scale depression generator of one kind according to claim 7, it is characterised in that：The make-up gas is voltage-controlled
Mechanism processed helicitic texture (165) includes the setting internal thread knot internal in supply air pressure control mechanism screw thread section (164)
Structure and setting supply external thread structure of the air pressure control mechanism on threaded rod (166) body of rod, and the internal thread structure with
External thread structure is meshed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810237456.8A CN108506188A (en) | 2018-03-22 | 2018-03-22 | A kind of medical large-scale depression generator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810237456.8A CN108506188A (en) | 2018-03-22 | 2018-03-22 | A kind of medical large-scale depression generator |
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| CN108506188A true CN108506188A (en) | 2018-09-07 |
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ID=63377979
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810237456.8A Pending CN108506188A (en) | 2018-03-22 | 2018-03-22 | A kind of medical large-scale depression generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340078A (en) * | 2018-11-19 | 2019-02-15 | 西安交通大学 | A kind of double opposed pistons compressor arrangements |
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| WO2000077402A1 (en) * | 1999-06-09 | 2000-12-21 | Leybold Vakuum Gmbh | Piston vacuum pump with a discharge valve |
| JP2005315212A (en) * | 2004-04-30 | 2005-11-10 | Isuzu Motors Ltd | Piston pump device |
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Application publication date: 20180907 |