CN205952722U - Liquid instrument of taking, container - Google Patents
Liquid instrument of taking, container Download PDFInfo
- Publication number
- CN205952722U CN205952722U CN201620662782.XU CN201620662782U CN205952722U CN 205952722 U CN205952722 U CN 205952722U CN 201620662782 U CN201620662782 U CN 201620662782U CN 205952722 U CN205952722 U CN 205952722U
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- storage space
- liquid storage
- piston
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- 239000007788 liquid Substances 0.000 title claims abstract description 347
- 238000003860 storage Methods 0.000 claims abstract description 160
- 238000005213 imbibition Methods 0.000 claims abstract description 34
- 230000000977 initiatory effect Effects 0.000 claims abstract description 16
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000006837 decompression Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000361 pesticidal effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The utility model discloses a liquid instrument of taking, container. Wherein, the liquid instrument of taking includes potential device, liquid storage space, imbibition passageway, outflow passageway, potential device include the cylinder with can be in the cylinder reciprocating motion's piston, the piston passes through reciprocating motion to be made produce positive and negative pressure variation in the cylinder, the liquid storage space initiating terminal with the cylinder is inside to be linked together, be less than at horizontal position liquid storage space initiating terminal port set up keep in groove or opening on the cylinder wall, the cylinder the biggest hermetic unit bulky in liquid storage space's volume, imbibition passageway intercommunication liquid storage space, be provided with in it can to the check valve that the liquid storage space direction was opened, outflow passageway intercommunication liquid storage space is terminal, is provided with the check valve that can open to the exterior space direction in it. This kind of instrument simple structure, convenient to use, the measurement is accurate.
Description
Technical field
The utility model is related to a kind of instrument of liquid taking, container, and the liquid particularly with air cylinder structure takes work
Tool and liquid container.
Background technology
Need the chance using liquid a lot of in work, life, such as take various reagents, liquid pesticidal, industrial chemicals,
Cleaning solution, bacteria-removing liquid, edible oil, liquid drug etc..Except manual liquid taking, (such as smart kitchen systems in some cases
Or cooking machine people etc.) need automatic or electronic liquid taking.
Be frequently necessary to liquid taking volume is required using liquid, such as metering take, limiting taking quantity, quantitative fetching or
Person's appraisal is taken.The new technologies such as self-measuring container are had to solve the problems, such as above-mentioned metering, limitation, quantitative fetching in recent years.Using having
The container of self-measuring function holds aforesaid liquid, does not need, using external metrology instrument, can avoid by external contamination when taking
Etc. many drawbacks.
However, existing self-measuring container is in liquid taking, by liquid in operating force, service speed, container body
The factor such as gas volume impact in volume, component for variable-pressure, the initial position of liquid is difficult to determine.Metering initial position can not be true
Fixed, not only can disturb liquid taking volume accuracy, and operation ease can be affected.These all hinder self-measuring function
Container popularization and application on a large scale.
Need in people's life a kind of will treat the technology of liquid taking initial alignment, enable that each to take process accurate
Really, conveniently, the liquid feed being drawn is made to be subject to external contamination less.
Content of the invention
In order to solve above-mentioned problems of the prior art, the utility model provides a kind of liquid to take instrument, including
Potential device, liquid storage space, imbibition passage, flow pass；
Described potential device includes cylinder and the piston that can move back and forth in cylinder；Described piston is made by reciprocating motion
Positive/negative pressure change is produced in described cylinder；Described liquid storage space initiating terminal is connected with described cylinder interior；
It is less than setting temporary tank or opening on the described cylinder wall of described liquid storage space initiating terminal port in horizontal level；
The maximum volume of described cylinder seal part is more than the volume in described liquid storage space；
Liquid storage space described in described imbibition channel connection, be provided with it can to described liquid storage direction in space open unidirectional
Valve；
Described flow pass connects described liquid storage space end, be provided with it can to outside direction in space open unidirectional
Valve.
This liquid bulk takes instrument, and one is taken out at least two transformation stages in process cylinder：
1st, the negative pressure stage.To outside cylinder, mobile piston produces negative pressure, so that liquid is entered from imbibition passage and be full of liquid storage sky
Between, excess liq flows out in cylinder from liquid storage space, completes liquid storage space liquid initial positioning.
2nd, the malleation stage.Move inward piston, produce malleation in cylinder, make liquid storage space liquid through flow pass to outflow
Go out.
When liquid takes instrument setting opening, include equilibrium stage, i.e. opening ditch also after the negative pressure stage
Stage inside and outside ventilation cylinder.After the negative pressure stage, when piston continues to move to cross opening, move to described opening and can connect gas
When inside and outside cylinder, cylinder external and internal pressure is identical.Excess liq stops entering cylinder；The excess liq entering cylinder is from outward opening stream
Go out.The stage that the open front of malleation stage connects inside and outside cylinder falls within equilibrium stage, and entering the excess liq of cylinder still can be from opening
Mouth flows outwardly.
It is relatively easy that this liquid takes tool construction, can mass produce, can reduce production cost；Can when using
Realize quickly and easily taking-up institute tolerant；Reaction is fast, and manipulation is felt；Can be with initial alignment, metering, limitation, quantitation, appraisal are accurate
Really.When determining from liquid storage space outflow liquid volume, liquid level (interfaces of liquids and gases) plays indicative function.This liquid
The body instrument of taking overcomes the drawback such as inconvenient, inaccurate that prior art liquid takes presence.
This liquid takes instrument, and the effect one of opening is that the excess liq entering cylinder is derived cylinder, and two is in good time
Destroy the sealing of cylinder, prevent too many excess liq from continuing into cylinder.Opening is that described opening is located at table in described cylinder
Face；Or it is the axial gap running through cylinder wall；Or for the vacancy between piston movement support.
This liquid takes instrument, and temporary tank is the groove on cylinder inner wall, when temporary tank is located at cylinder seal part,
Temporary tank can temporarily store the excess liq entering in cylinder.When temporary tank is located at hermetic unit outside, the internal liquid of temporary tank
Body rocks lower outflow in Action of Gravity Field or operator.Described temporary tank radial ringed can be arranged in cylinder surfaces, also may be used
It is distributed in cylinder surfaces with discrete.
This liquid takes instrument, can make liquid storage space initiating terminal by cylinder interior described in inverted U-shaped pipeline communication.?
Related valve be not closed completely close or pipe diameter excessively slightly etc. in the case of, it is logical that inverted U-shaped can prevent gas from entering metering
In road.
This liquid takes instrument, can make liquid storage space initiating terminal port upwards.Port look up convenient it is also possible to
Air is prevented to be mixed into liquid storage space；It is favorably improved metering (including quantitative, appraisal) precision.
This liquid takes instrument, and liquid storage space can be made to be to mark the pipeline of volume markings or for there being determination volume
Space.Liquid storage space is that the pipeline of mark volume markings can be realized metering and takes, and liquid storage space is to have the space determining volume
Quantitative fetching, limiting taking quantity can also be realized.
Instrument is taken for this liquid, piston can be made to be connected with the elastomeric element making it reset.Piston is connected with to be made
Its elastomeric element resetting, can make piston automatic-resetting after malleation is taken out in the case of one kind, produce negative pressure, make liquid storage space
Interior hydraulically full, it is automatically performed initial alignment, ready for measuring taking-up next time.
Instrument is taken for this liquid, piston can be made to be connected with power-jdriven gear.Power-jdriven gear can be real
Existing malleation, the driving piston operation of negative pressure.The other parts of power-jdriven gear and smart kitchen systems, cooking machine people are joined
Close, the task that liquid material is accurately taken, thrown in can be completed.
The utility model further relates to a kind of liquid container, leads to including container body and potential device, liquid storage space, imbibition
Road, flow pass；
Described potential device includes cylinder and the piston that can move back and forth in cylinder；Described piston is made by reciprocating motion
Positive/negative pressure change is produced in described cylinder；Described liquid storage space initiating terminal is connected with described cylinder interior；
It is less than setting temporary tank or opening on the described cylinder wall of described liquid storage space initiating terminal port in horizontal level；
The maximum volume of described cylinder seal part is more than the volume in described liquid storage space；
Liquid storage space described in described imbibition channel connection, be provided with it can to described liquid storage direction in space open unidirectional
Valve；
Described flow pass connects described liquid storage space end, be provided with it can to outside direction in space open unidirectional
Valve.
For this liquid container, the excess liq in described cylinder can be made to lead to described container body by catheter
Interior.In cylinder, liquid flows back to inside container body, again can be removed utilization, prevents withdrawing fluid to be wasted or causes dirt
Dye.
The liquid of this instrument and container takes method, comprises the following steps：
A, the piston pulling out in cylinder, are produced negative pressure, so that cylinder is applied into the liquid storage space being connected with cylinder top
Plus negative pressure, make the imbibition passage through being provided with check valve for the liquid enter liquid storage space；
After B, liquid are full of liquid storage space, excess liq departs from liquid storage space and enters cylinder；
C, pull on piston, so that piston is crossed and be arranged on the position that described cylinder wall upper shed is located, cylinder with pass through
Opening ambient atmos are linked up, and in liquid storage space, excess liq does not enter back into cylinder；Excess liq in cylinder is outflowed by opening；
Described opening position can make the maximum volume of described cylinder seal part be more than the volume in described liquid storage space；
Piston in D, inside pusher cylinder so as to reverse movement crosses described opening position, cylinder with extraneous every
Absolutely；
E, continue to press on piston compression cylinder, into liquid storage space plus malleation, make liquid in liquid storage space unidirectional through being provided with
The flow pass outflow of valve；The liquid volume flowing out is determined by the position of liquid level in liquid storage space.
Another kind of liquid meter measures uses method, comprises the following steps：
A, the piston pulling out in cylinder, are produced negative pressure, so that cylinder is applied into the liquid storage space being connected with cylinder top
Plus negative pressure, make the imbibition passage through being provided with check valve for the liquid enter liquid storage space；
After B, liquid are full of liquid storage space, excess liq departs from liquid storage space and enters cylinder；
C, cross when piston and be arranged on temporary tank position on described cylinder wall, the excess liq in cylinder enters temporary
Groove；Stop drag piston, excess liq does not enter back into cylinder；
Described temporary tank position can make the maximum volume of described cylinder seal part be more than the body in described liquid storage space
Long-pending；
Piston in D, inside pusher cylinder is so as to reverse movement crosses described temporary tank position；Described temporary tank
Interior liquid outflow；
E, continue to press on piston compression cylinder, into liquid storage space plus malleation, make liquid in liquid storage space unidirectional through being provided with
The flow pass outflow of valve；The liquid volume flowing out is determined by the position of liquid level in liquid storage space.
Both liquid meters measure uses method, and simple to operate, easy to use, metering (including quantitative, appraisal) is accurate.
Suitable ordinarily resident's daily use, also is adapted for scientific research personnel's delicate metering and uses；Can be with Manual push-pull operation it is also possible to electric power drives
Dynamic.
Brief description
Fig. 1 is the structural representation that liquid described in embodiment 1 takes instrument；
Fig. 2 is the structural representation of liquid container described in embodiment 2；
Fig. 3 is the structural representation that liquid described in embodiment 3 takes instrument；
Fig. 4 is the structural representation of liquid container described in embodiment 4；
Fig. 5 is the structural representation that liquid described in embodiment 5 takes instrument；
Fig. 6 is the structural representation of liquid container described in embodiment 6；
Fig. 7 is the structural representation that liquid described in embodiment 7 takes instrument；
Fig. 8 is the structural representation of liquid container described in embodiment 8；
Fig. 9 is the structural representation of liquid container described in embodiment 9；
Figure 10 is the structural representation of liquid container described in embodiment 10；
Figure 11 is the structural representation of liquid container described in embodiment 11；
Figure 12 is the structural representation of liquid container described in embodiment 12；
Figure 13 is the structural representation of liquid container described in embodiment 13；
Figure 14 is the structural representation of liquid container described in embodiment 14.
Specific embodiment
Embodiment 1
A kind of liquid that Fig. 1 show according to embodiment 1 takes the structural representation of instrument.This metering outfit includes
Potential device, liquid storage space 8, imbibition passage 11, flow pass 12.Connect on flow pass 12 one end connection control valve valve body 13
Mouth 162, the other end is flow export.Imbibition passage 11 one end connects interface 172 on control valve valve body 13, and the other end is to take liquid
Mouthful.
Potential device includes cylinder 20, piston 21, and piston 21 moves back and forth can make pressurization and decompression in cylinder 20.Cylinder wall
On 2, setting runs through the opening 22 of cylinder wall.When piston 21 is located at opening 22 position, the volume of cylinder 20 interior sealing part is more than
The volume in liquid storage space 8.Piston 21 connects electric device 23.The initial end in liquid storage space 8 is pipeline 19, and pipeline 19 connects cylinder
20.Pipeline 19 is in inverted U-shaped, and liquid storage space 8 initial end port is upwards.
The control valve that other end connection in liquid storage space 8 is made up of valve body 13 and valve element 14, and with valve element 14 in centre
Passage 15 connects.The valve body 13 of control valve is outer to connect 3 passages：Imbibition passage 11, flow pass 12 and liquid storage space 8.Control
The valve element 14 of valve processed is located in valve body 13 internal cavities, can slide up and down in cavity, but valve element 14 outer circumferential side and valve body
Liquid-tight envelope between 13 inwalls.There is center-aisle 15, center-aisle 15 has interface 161, interface in valve element circumferential lateral surface in valve element 14
171.Setting interface 162 and interface 172 on valve body.Interface 162 connects flow pass 12, and interface 172 connects imbibition passage 11.
Position difference, interface 161 and interface 162, interface 171 and the interface being reciprocatingly slided in valve body 14 according to valve element 13
172 have 3 kinds of different connected relations：Only interface 161 is connected with interface 162；Between interface 161 and interface 162 and connect
(state as shown in Figure 1) is not all connected between mouth 171 and interface 172；Only it is connected between interface 171 and interface 172.Valve body
In 13, two ends are respectively provided with spring, spring valve element 14 can be made to be in when there is no external pressure between interface 161 and interface 162 and
All disconnected position between interface 171 and interface 172.Valve body 13 lower end arranges pressure relief opening 18.
The flow export of flow pass 12 is located at outside metering outfit.
The step that liquid is taken out in the metering of this metering outfit is as follows：
When opening 22 is located at piston 21 right side, starts electric device 23, pull out piston 21, reduce pressure into cylinder 20；
It is negative pressure in liquid storage space 8.
The valve element 14 of control valve moves up under suction function, and interface 171 connects with interface 172 so that imbibition is led to
Road 11 is connected with liquid storage space 8 by center-aisle 15；Liquid enters liquid storage space 8 under suction function；Empty full of liquid storage
Between after 8, institute is tolerant to be flowed in cylinder 20 by pipeline 19.
When piston 21 moves to opening 22 right side, the inside and outside connection of cylinder 20, negative pressure does not exist, and liquid storage space 8 liquid stops
Fluid stopping is moved.Valve element 14 moves down in the presence of valve body 13 upper end spring, interface 161 and interface 162, interface 171 and interface
172 are in open position.In pipeline 19, liquid flows under the influence of gravity into inside cylinder 20.Cylinder 20 internal liquid is in gravity
Cylinder 20 is flowed out from opening 22 under effect.In liquid storage space 8, liquid completes initial alignment.
When needing metering to take out, start electric device 23, promote piston 21 to the left, make piston 21 cross opening 22 to cylinder
Pressurization in 20；It is malleation in liquid storage space 8.
The valve element 14 of control valve moves down at positive pressure, and interface 161 connects with interface 162 so that flowing out logical
Road 12 is connected with liquid storage space 8 by center-aisle 15；Liquid at positive pressure from liquid storage space 8 through flow pass 12 to
Outer outflow.In liquid storage space 8, the corresponding scale of liquid level 81 can indicate the volume of trickle.
Compared with taking instrument with traditional liquid, this metering outfit is convenient, fast, accurate.
Embodiment 2
Fig. 2 show a kind of structural representation of the liquid container according to embodiment 2.This container is in embodiment 1
Liquid with the addition of the container body 1 accommodating liquid on the basis of taking instrument.
This container can directly measure the liquid taking in container body 1 it is not necessary to external tool, liquid in container pole
Contact extraneous gas less, can preferably will not be protected by air or external metrology instrument redox or pollution.Meter
Measure out internal liquid convenient, fast, accurate.
Embodiment 3
A kind of liquid that Fig. 3 show according to embodiment 3 takes the structural representation of instrument.This metering outfit includes
Potential device, liquid storage space 8, imbibition passage 11, flow pass 12.
Potential device includes cylinder 20, piston 21, and piston 21 moves back and forth can make pressurization and decompression in cylinder 20.Under cylinder
While arranging opening 22 on the cylinder wall 2 on right side, opening 22 is located at the inner surface of cylinder wall 2, parallel to the axis of cylinder 20.
When piston 21 is located at opening 22 left-most position, the volume of cylinder 20 interior sealing part is more than the volume in liquid storage space 8.Piston
21 connection electric devices 23.The initial end in liquid storage space 8 connects cylinder 20 by pipeline 19.Pipeline 19 is in inverted U-shaped, liquid storage space
8 initial end ports are upwards.
The other parts such as the other structures of this metering outfit, such as flow pass 12, imbibition passage 11, liquid storage space 8 with
Embodiment 1 is identical.
The step that liquid is taken out in the metering of this metering outfit is same as Example 1, is distinguished as entering under suction function
Institute in cylinder 20 is tolerant to flow out cylinder 20 from opening 22, rather than through opening and catheter.In the present embodiment, opening 22 has concurrently
Opening and two functions of catheter, can link up the gas inside and outside cylinder 20 and liquid, liquid can be guided again to flow to correct position.
Compared with taking instrument with traditional liquid, this metering outfit is convenient, fast, accurate.
Embodiment 4
Fig. 4 show a kind of structural representation of the liquid container according to embodiment 4.This container is in embodiment 3
Liquid with the addition of the container body 1 accommodating liquid on the basis of taking instrument.
This container can directly measure the liquid taking in container body 1 it is not necessary to external tool, liquid in container pole
Contact extraneous gas less, can preferably will not be protected by air or external metrology instrument redox or pollution.Meter
Measure out internal liquid convenient, fast, accurate.
Embodiment 5
A kind of liquid that Fig. 5 show according to embodiment 5 takes the structural representation of instrument.
This metering outfit includes potential device, liquid storage space 8, imbibition passage 11, flow pass 12.Flow pass 12 one end
Connect imbibition passage 8, the other end is the check valve 121 that in flow export, passage, setting can be opened to flow export direction.Inhale
Liquid passage 11 one end connects liquid storage space 8, and the other end is that in liquid taking port, passage, setting can be opened to liquid storage space 8 direction
Check valve 111.Liquid storage space 8 major part coils the upper surface in metering outfit, above has scale 81, and the port 82 of the other end is located at
In cylinder 2, port 82 is upwards.The liquid storage space 8 that being longer than actual connection needs makes metering more accurate.
Potential device is the part that can pressurize into liquid storage space 8 or reduce pressure, including cylinder 20, piston 21；Cylinder 20 wall
Upper setting opening 22.When piston 21 is located at opening 22 position, volume (the i.e. cylinder on the right side of piston of cylinder 20 interior sealing part
Volume) more than liquid storage space 8 volume.Piston 21 cylinder lever connecting rod 23.Pull bar 23 is stretched toward outside metering outfit.Spring 24 can lived
Plug 21 resets after deviateing equalization point.
The step that liquid is taken out in the metering of this metering outfit is as follows：
When piston 21 is on the right side of opening 22, spring 24 is stretched, and piston 21 moves to opening 22 left side under spring 24 pulling
Dynamic, reduce pressure into cylinder 2, be negative pressure in liquid storage space 8；Check valve 121 is closed, and check valve 111 is opened, and liquid is from imbibition passage
11 entrance liquid storage spaces 8, after liquid storage space 8 is full of, excess liq enters in cylinder 2 through port 82.
Piston 21 crosses opening 22, and in cylinder 2, negative pressure disappears, and in liquid storage space 8, liquid no longer flows, and liquid storage space 8 is complete
Become initial alignment；In cylinder 2, liquid flows outwardly through opening 22.
When metering is taken out, pushing drawing rod 23 to the right, piston 21 pressurizes after crossing opening 22 into cylinder 2, liquid storage space 8
Interior for malleation；Check valve 111 is closed, and check valve 121 is opened, and liquid flows out along flow pass 12.Observe liquid level in liquid storage space 8
Corresponding scale 81, reads the liquid volume flowing out.
This metering outfit is equally convenient, fast, accurate.
Embodiment 6
Fig. 6 show a kind of structural representation of the liquid container according to embodiment 6.This container is in embodiment 5
Liquid with the addition of the container body 1 of storage liquid on the basis of taking instrument.
The same with above-described embodiment, this container can directly measure the liquid taking in container body 1 it is not necessary to outside
Instrument, seldom contacts extraneous gas, and liquid in container can will not be subject to by air or external tool redox or pollution
Preferably protect.Metering is taken out accurate, convenient, fast.
Embodiment 7
A kind of liquid that Fig. 7 show described in embodiment 7 takes the structural representation of instrument.This liquid instrument of taking includes
Potential device, liquid storage space 6, imbibition passage 8, flow pass 10.
Potential device includes cylinder 3 and piston 4, and setting on cylinder 3 lower part wall runs through the axial gap of cylinder wall, that is, open
Mouth 12.Piston 4 be located on opening 12 along when, it is empty that the volume (i.e. volume of upper piston area) of cylinder 3 interior sealing part is more than liquid storage
Between 6 volume.Cylinder lever connecting rod 5 on piston 4, pull bar 5 flashed liquid takes tool exterior.
Liquid storage space 6 one end is pipeline 7, and the other end connects flow pass 8, and its total measurement (volume) is determination value.Pipeline 7 is liquid storage
The part in space 6, its one end is goed deep into inside cylinder 3, and the other end connects the other parts in liquid storage space 6.
Check valve 9 is set in imbibition passage 8.Check valve 9 allows lower section liquid to enter liquid storage space 6, does not allow to flow backwards.
Check valve 10 is set, check valve 10 only allows liquid to take outflow outside instrument to liquid in flow pass 10.
The step that liquid is taken out in the metering of this metering outfit is as follows：
When piston 4 is above edge on opening 12, press down on pull bar 5, piston 4 moves down under pull bar 5 pulling, cylinder
Decompression in 3, is negative pressure in liquid storage space 6；Check valve 11 is closed, and check valve 9 is opened, and it is empty that liquid enters liquid storage from imbibition passage 8
Between 6, after liquid storage space 6 is full of, excess liq through pipeline 7 port enter cylinder 3 in.
Piston 4 crosses edge on opening 12, and gas enters in cylinder 3, and in cylinder 3, negative pressure disappears, and in liquid storage space 6, liquid is not
Flow again；In cylinder 3, excess liq flows outwardly through opening 12.Axially open 12 can make excess liq have more sufficient outflow
Time.
During liquid taking, pull up pull bar 5, piston 4 crosses the pressurization along along backward cylinder 3, liquid storage space 6 on opening 12
Interior for malleation；Check valve 9 is closed, and check valve 11 is opened, and liquid flows out along flow pass 10.If liquid is whole in liquid storage space 6
Take out, then taking out liquid volume is liquid storage space 6 volume, the amount of being to determine.
This quantitative tool is convenient, fast, accurate, facilitates daily use.
Embodiment 8
Fig. 8 show a kind of structural representation of the liquid container according to embodiment 8.This container is in embodiment 7
Liquid with the addition of the container body 2 of storage liquid on the basis of taking instrument 1.
This container can seldom contact outside gas with the liquid in quantitative fetching container body 2 it is not necessary to external tool
Body, liquid in container can preferably will not be protected by air or external tool redox or pollution.Metering is taken out
Accurately, convenient, fast.
Embodiment 9
Fig. 9 show a kind of structural representation of the liquid container described in embodiment 9.This container includes container body 1 He
Potential device, liquid storage space 6, imbibition passage 7, flow pass 8.
Filling exit is set on container body 1, the filling rear cooling gas check valve 11 with only allowing access into container body 1 seals.Hold
Device main body 1 contained liquid 2.
Potential device includes cylinder 3 and piston 21, arranges the opening 22 connecting catheter in cylinder 3 bottom.Opening 22 with
Upper cylinder 3 inner volume (hermetic unit volume) is more than the volume in liquid storage space 6.Cylinder lever connecting rod 23 on piston 21, pull bar 23 passes through
Outside cylinder 3 propelling container, pull bar 23 and cylinder wall 4 intersection hermetic seal.Spring 24 is installed in piston 21 downside, and spring 24 makes work
Plug 23 automatically resets behind deviation setting position.
Liquid storage space 6 initiating terminal 5 is opened on cylinder 3 top, along container master after container upper surface edge coils nearly one week
Body 1 side wall downwards, subsequently enters container body 1 bottom.In container body 1 bottom, liquid storage space 6 other end (destination terminal) connects
Imbibition passage 7 and flow pass 8.
Imbibition passage 7 is extremely short, an only opening of liquid storage space 6 destination terminal, inside sets check valve 9.Check valve 9 allows to hold
In device main body 1, liquid 2 enters liquid storage space 6, does not allow to flow backwards.
Flow pass 8 connects liquid storage space 6, inside sets check valve 10.Check valve 10 only allows liquid to flow outwardly.
The step that liquid 2 in container body 1 is taken out in metering has：
If liquid fills with liquid storage space 6, piston is located at the position being located as Fig. 9, then pull up pull bar 23, make
It crosses opening 22 position, pressurizes into cylinder 3；It is malleation in liquid storage space 6, check valve 9 is closed, 10 dozens, check valve
Open, the liquid in liquid storage space 6 flows outwardly from flow pass 8.In liquid storage space, the corresponding scale of liquid level can read stream
Go out the volume of liquid.
After the completion of taking-up, stop drag pull bar 23, piston 21 resets in the presence of spring 24, pull piston 21 downwards,
Reduce pressure into cylinder 3；Be negative pressure in liquid storage space 6, check valve 10 is closed, and check valve 9 is opened, the liquid 2 in container body 1 from
Imbibition passage 7 enters liquid storage space 6.After liquid storage space 6 is hydraulically full, excess liq enters cylinder 3；Piston 21 continues downwards
Cross opening 22, negative pressure disappears, and in cylinder 3, excess liq flows outwardly through opening 22, returns in container body 1.Piston 21 is multiple
Behind position, in liquid storage space 6, liquid stops moving, and completes initial alignment, and container is to take out next time to get ready.
If liquid underfill in liquid storage space 6, piston 21 is located above opening 22, then need first to push down on pull bar 23,
So that piston 21 is moved down, make hydraulically full in liquid storage space 6, measure again after completing initial alignment and take.
This container can directly measure the liquid taking in container body；The presence of check valve 11 makes liquid 2 contact pole
A small amount of extraneous gas, liquid in container oxidation by air will not reduce or pollute, and can preferably be protected.Metering is taken out
Equally convenient, accurate, quick.
Embodiment 10
Figure 10 show a kind of structural representation of the liquid container described in embodiment 10.Compared with Example 9, this enforcement
The difference of example is that in cylinder 3 bottom be four supports 22, and it is back and forth transported to depart from cylinder 3 hermetic unit rear support in piston 21
Dynamic.Huge space between four supports 22 is equivalent to the opening in embodiment 9, plays gas and liquid in communication seals cylinder 3
The effect of body.Four supports 22 are remainder in addition to opening for cylinder 3 wall.Body in cylinder 3 on four support 22 tops
Long-pending (hermetic unit volume) is more than the volume in liquid storage space 6.Can be cost-effective to a certain extent using support 22, facilitate piston
Install and keep in repair；Gas inside and outside cylinder 3, liquid communication are more smooth.
Embodiment 11
Figure 11 show a kind of structural representation of the liquid container described in embodiment 11.This container compared with Example 9,
Difference is to be not provided with connecting the opening of catheter in cylinder 3 bottom, but in axial direction sets in the inner side of cylinder wall 4 bottom
Put groove 22, groove 22 is to cylinder 3 mouth open to the inside direction.The present embodiment is identical with embodiment 9, embodiment 10 principle, and groove 22 is equivalent to out
Mouth plus catheter or standoff gap, can be by the liquid drain in cylinder 3 to outside cylinder, and groove 22 is suitable in cylinder 3 interior section
In can with piston 21 is mobile the opening of transform size.
Compared with other openings above-mentioned, groove 22 can lubricate piston to a certain extent.
Embodiment 12
Figure 12 show a kind of structural representation of the liquid container described in embodiment 12.This container compared with Example 9,
Difference is to be not provided with connecting the opening of catheter in cylinder 3 bottom, but radially arranges temporary tank in cylinder 3 bottom
22, temporary tank 22, to cylinder 3 mouth open to the inside direction, can accommodate the excessive liquid flowing in cylinder 3.
The step of liquid 2 in container body 1 is taken in metering：
If liquid fills with liquid storage space 6, piston is located at the position being located as Figure 12, then pull up pull bar 23,
Over temporary tank 22 position, pressurize into cylinder 3；It is malleation in liquid storage space 6, check valve 9 is closed, check valve 10
Open, the liquid in liquid storage space 6 flows outwardly from flow pass 8.In liquid storage space, the corresponding scale of liquid level can read
The volume of trickle.In temporary tank 22, liquid flows out temporary tank 22 under gravity, enters in container body 1.
After the completion of taking-up, stop drag pull bar 23, piston 21 resets in the presence of spring 24, band piston 21 is downward,
Reduce pressure into cylinder 3；Be negative pressure in liquid storage space 6, check valve 10 is closed, and check valve 9 is opened, the liquid 2 in container body 1 from
Imbibition passage 7 enters liquid storage space 6.After liquid storage space 6 is hydraulically full, excess liq enters cylinder 3；Piston 21 continues downwards
Cross temporary tank 22, excess liq enters temporary tank 22；In liquid storage space 6, liquid stops moving, and completes initial alignment, container is
Next time takes out and gets ready.
If liquid underfill in liquid storage space 6, need to complete first initial alignment, then pressurization is taken out.
The present embodiment container equally can directly measure the liquid taking in container body；Liquid in container is had preferably
Protection.It is quick and easy, accurate that metering is taken out.
Embodiment 13
Figure 13 show a kind of structural representation of the liquid container described in embodiment 13.This container and embodiment 12 phase
Difference is the temporary tank 22 arranging in cylinder 3 bottom is discontinuous multiple to ratio；Temporary tank 22 is to cylinder 3 mouth open to the inside direction, energy
Accommodate the excessive liquid flowing in cylinder 3.Discontinuous temporary tank 22 can make reciprocating motion of the pistons unaffected, more smooth.
It is identical with embodiment 12 that the step of liquid 2 in container body 1 is taken in metering.
In the same manner, temporary tank discrete can be distributed in cylinder 3 bottom.The temporary tank of discrete distribution can preferably lubricate work
Plug.
In embodiment 12, embodiment 13, catheter can be set in the bottom of cylinder 3, guiding is flowed out in temporary tank
Liquid flow to suitable position.
Embodiment 14
Figure 14 show a kind of structural representation of the liquid container according to embodiment 14.This container body 2 is in circle
Cylindricality, contained liquid, additionally include potential device 3, liquid storage space 4, imbibition passage 14 and flow pass.
Potential device 3 is made up of cylinder 20 and piston 21, and cylinder 20 can produce pressure change with the movement of piston 21.Gas
Casing wall 8 bottom arranges opening 22, and cylinder lever connecting rod 23 on piston 21, outside pull bar 23 propelling container main body 2.Spring 24 connects piston
With cylinder wall 8, stretchy piston 21 reset after deviateing equalization point.Piston 21 is when opening 22 position, close in cylinder 20
The volume of envelope part is more than the volume in liquid storage space 4.
Liquid storage space 4 initiating terminal 41 port upwards, in cylinder 3；Scale 9 is had on liquid storage space 4；Liquid storage space 4 is another
One end connects control valve.
Control valve includes valve body 5 and valve element 18.Liquid storage space 4 tail end is seamless with the valve body 5 of control valve to be connected, valve element
18 can move left and right under the pressure effect of liquid storage space 4 transmission in valve body 5.Two interfaces, interface 14 He are had on valve body 5
Interface 15.Interface 14 connects imbibition passage, leads in container body 1.Interface 15 connects the outflow being made up of pipeline 16 and pipeline 6
Passage.Inner passage 13 in the middle of valve element 18 is provided with interface 12, and interface 12 leads to valve body 5 inner surface, can be with interface 14 or connect
Mouth 15 connection.Spring 17 and spring 19 can make valve element 18 reset.Valve element 18 interface 12 and interface 14 and interface 15 in equalization point
All disconnect.In pipeline 6, setting only allows the check valve 7 that liquid flows out to external container.
In the taking-up container of this container, tolerant step is as follows：
Inwardly pull bar 23, makes piston 21 be moved to the left, after crossing the opening 22 being arranged on cylinder wall 8, in cylinder 20
Produce malleation, pressurize into liquid storage space 4；
Side shifting to the right under the pressure effect in liquid storage space 4 side for the control valve inner spool 18, makes interface 12 and interface 15
It is connected, the liquid in liquid storage space 4 flows outwardly along pipeline 16 and pipeline 6；Observe liquid level in liquid storage space, read and take out liquid
The volume of body；After reaching the volume needing, stop pushing drawing rod 23.Control valve inner spool 18 is in the work of spring 17 and spring 19
With under be moved to the left, interface 12 and interface 15 stagger.
Piston 21 moves right in the presence of spring 24, produces negative pressure in cylinder 20, transmits negative into liquid storage space 4
Pressure；Control valve inner spool 18 side shifting to the left under the suction function of liquid storage space 4 side, makes interface 12 be connected with interface 14
Logical, in container body 2, liquid enters liquid storage space 4 from imbibition passage through interface 14, inner passage 13；After liquid storage space 4 is full of
Excess liq enters cylinder 3.Piston 21 continues to move right, after crossing the opening 22 being arranged on cylinder wall 8, negative in cylinder 3
Pressure disappears, and liquid stops entering liquid storage space 4, and initial alignment completes；The excess liq entering in cylinder 3 flows out from opening 22.
Control valve inner spool 18 moves right in the presence of spring 17, spring 19, and interface 12 and interface 14 stagger.
At this moment, container is to take out to get ready next time.
While there has been shown and described that some embodiments of the present utility model, for those of ordinary skill in the art
Speech is it is possible to understand that can carry out to these embodiment correlation techniques in the case of without departing from principle of the present utility model and spirit
Multiple changes, modification, replacement, modification and reconfigure.Scope of the present utility model is by claims and its equivalent technologies
Scheme limits.
Claims (10)
1. a kind of liquid takes instrument, including potential device, liquid storage space, imbibition passage, flow pass；
Described potential device includes cylinder and the piston that can move back and forth in cylinder；Described piston is made described by reciprocating motion
Positive/negative pressure change is produced in cylinder；Described liquid storage space initiating terminal is connected with described cylinder interior；
It is less than setting temporary tank or opening on the described cylinder wall of described liquid storage space initiating terminal port in horizontal level；
The maximum volume of described cylinder seal part is more than the volume in described liquid storage space；
Liquid storage space described in described imbibition channel connection, is provided with the check valve that can open to described liquid storage direction in space in it；
Described flow pass connects described liquid storage space end, is provided with the check valve that can open to outside direction in space in it.
2. liquid as claimed in claim 1 takes instrument it is characterised in that described opening is located at described cylinder surfaces；Or
Person is the axial gap running through cylinder wall；Or for the vacancy between piston movement support.
3. liquid as claimed in claim 1 takes instrument it is characterised in that described temporary tank is radial ringed is arranged in cylinder
Surface；Or discrete it is distributed in cylinder surfaces.
4. liquid as claimed in claim 1 takes instrument it is characterised in that described liquid storage space initiating terminal passes through inverted-loop tube
Road connects described cylinder interior.
5. liquid as claimed in claim 1 take instrument it is characterised in that described liquid storage space initiating terminal port upwards.
6. liquid as claimed in claim 1 takes instrument it is characterised in that described liquid storage space is the pipe of mark volume markings
Road or the space for there being determination volume.
7. liquid as claimed in claim 1 takes instrument it is characterised in that described piston is driven by electric device.
8. liquid as claimed in claim 1 takes instrument it is characterised in that described piston takes instrument by flashed liquid
Pull bar drives.
9. a kind of liquid container, including container body and potential device, liquid storage space, imbibition passage, flow pass；
Described potential device includes cylinder and the piston that can move back and forth in cylinder；Described piston is made described by reciprocating motion
Positive/negative pressure change is produced in cylinder；Described liquid storage space initiating terminal is connected with described cylinder interior；
It is less than setting temporary tank or opening on the described cylinder wall of described liquid storage space initiating terminal port in horizontal level；
The maximum volume of described cylinder seal part is more than the volume in described liquid storage space；
Liquid storage space described in described imbibition channel connection, is provided with the check valve that can open to described liquid storage direction in space in it；
Described flow pass connects described liquid storage space end, is provided with the check valve that can open to outside direction in space in it.
10. liquid container as claimed in claim 9 is it is characterised in that the excess liq in described cylinder is led to by catheter
Into described container body.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620662782.XU CN205952722U (en) | 2016-06-28 | 2016-06-28 | Liquid instrument of taking, container |
| PCT/CN2017/090667 WO2018001286A1 (en) | 2016-06-28 | 2017-06-28 | Tool, container and method for extracting liquid |
| EP17819283.7A EP3476767B1 (en) | 2016-06-28 | 2017-06-28 | Tool, container and method for extracting liquid |
| US16/313,422 US10928234B2 (en) | 2016-06-28 | 2017-06-28 | Tool, container and method for extracting liquid |
| KR1020197002804A KR102200052B1 (en) | 2016-06-28 | 2017-06-28 | Liquid extraction tools, containers and methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620662782.XU CN205952722U (en) | 2016-06-28 | 2016-06-28 | Liquid instrument of taking, container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205952722U true CN205952722U (en) | 2017-02-15 |
Family
ID=57970008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620662782.XU Withdrawn - After Issue CN205952722U (en) | 2016-06-28 | 2016-06-28 | Liquid instrument of taking, container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205952722U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966782A (en) * | 2016-06-28 | 2016-09-28 | 北京红海科技开发有限公司 | Liquid taking tool, container and method |
| WO2017133648A1 (en) * | 2016-02-04 | 2017-08-10 | 北京红海科技开发有限公司 | Instrument, container, and method for measuring liquid volume |
| WO2018001286A1 (en) * | 2016-06-28 | 2018-01-04 | 北京红海科技开发有限公司 | Tool, container and method for extracting liquid |
| CN107826284A (en) * | 2017-12-26 | 2018-03-23 | 李聪 | Viscous fluid quantitative filling device |
| CN108627212A (en) * | 2018-05-10 | 2018-10-09 | 北京红海科技开发有限公司 | Tool, container and the method taken for liquid meter |
-
2016
- 2016-06-28 CN CN201620662782.XU patent/CN205952722U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017133648A1 (en) * | 2016-02-04 | 2017-08-10 | 北京红海科技开发有限公司 | Instrument, container, and method for measuring liquid volume |
| CN105966782A (en) * | 2016-06-28 | 2016-09-28 | 北京红海科技开发有限公司 | Liquid taking tool, container and method |
| WO2018001286A1 (en) * | 2016-06-28 | 2018-01-04 | 北京红海科技开发有限公司 | Tool, container and method for extracting liquid |
| US10928234B2 (en) | 2016-06-28 | 2021-02-23 | Beijing Red-Sea Tech Co., Ltd. | Tool, container and method for extracting liquid |
| CN105966782B (en) * | 2016-06-28 | 2024-07-16 | 北京红海科技开发有限公司 | Liquid taking tool, container and method |
| CN107826284A (en) * | 2017-12-26 | 2018-03-23 | 李聪 | Viscous fluid quantitative filling device |
| CN108627212A (en) * | 2018-05-10 | 2018-10-09 | 北京红海科技开发有限公司 | Tool, container and the method taken for liquid meter |
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