CN108303156A - The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated - Google Patents

The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated Download PDF

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Publication number
CN108303156A
CN108303156A CN201810153384.9A CN201810153384A CN108303156A CN 108303156 A CN108303156 A CN 108303156A CN 201810153384 A CN201810153384 A CN 201810153384A CN 108303156 A CN108303156 A CN 108303156A
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CN
China
Prior art keywords
pipeline
container
gear
wedge block
bracket
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810153384.9A
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Chinese (zh)
Inventor
万敏
刘维俊
张露文
郭伟
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Shandong Quality Inspection Center for Medical Devices
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Shandong Quality Inspection Center for Medical Devices
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong Quality Inspection Center for Medical Devices filed Critical Shandong Quality Inspection Center for Medical Devices
Priority to CN201810153384.9A priority Critical patent/CN108303156A/en
Publication of CN108303156A publication Critical patent/CN108303156A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F17/00Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated, including container, the first bracket, the second bracket and third bracket, the inside upper part of container installs pallet, the inside of pallet is installed by barometer, the side of first bracket is installed by the second bracket, the top mounting of syringe of first bracket, the present invention will barometer be placed in container in, detection before into pocket inflation suppress or pumped down to setting value after be detected again.The present invention can be combined using syringe with barometer, inject or be discharged gas to container using syringe, adjusted container internal pressure and reached suitable numerical value, can carry out filling capacity test to heparin tube without very high liquid level.

Description

The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated
Technical field
The present invention relates to a kind of test device, more precisely a kind of venous blood for simulating arbitrary atmospheric pressure environments Sample collection container tester.
Background technology
For disposable venous samples collection container(Hereinafter referred to as heparin tube)Experiment, originally without highlands The standard and equipment of general blood collection tube are detected, therefore can not be to the heparin tube detection that blood was collected measures.Especially in highlands, Air pressure is generally relatively low, and intraday variation is also very big, and accuracy of detection is low, and difficulty is big.If for example, in plateau low pressure Area, it is necessary to which liquid level reaches 2 meters of highers, this is impossible for laboratory.
Invention content
The object of the present invention is to provide a kind of venous samples collection container tester for simulating arbitrary atmospheric pressure environments, It can solve the problem above-mentioned.
The present invention to achieve the above object, is achieved through the following technical solutions:
The venous samples collection container tester of arbitrary atmospheric pressure environments, including container, the first bracket, the second bracket can be simulated Pallet is installed with the inside upper part of third bracket, container, barometer, the side installation of the first bracket are installed in the inside of pallet The delivery outlet of second bracket, the top mounting of syringe of the first bracket, syringe connects third pipeline, the middle part peace of third pipeline Filling the 4th pipeline and the first check valve, the first check valve can control third channel interior air-flow one-way conduction, and the one of the 4th pipeline End is connected to the inside of third pipeline, and the other end of the 4th pipeline is in communication with the outside, and the middle part installation second of the 4th pipeline is unidirectional Valve, the second check valve can control the 4th channel interior air-flow one-way conduction, and one end of third pipeline connects container, third pipeline Inside is connected to the inside of container, heparin tube is installed on third bracket, heparin tube is connected to blood taking needle, a side opening of blood taking needle The second pipeline is connected, one end of the second pipeline connects calparine cap, and one end of calparine cap connects the first pipeline, one end of the first pipeline It is connected to the inside of container, flow-stopping clip is arranged in the middle part of the first pipeline.
In order to further realize the purpose of the present invention, following technical scheme can also be used:It installs the bottom of the container Levelness regulating device, the levelness regulating device include pedestal, and the top both sides of pedestal are all connected with a support column, support Column is in vertical state, and the lower end of support column is connect with pedestal, the upper end connection fixing base of support column, the top installation of fixed seat Projector angles precise fine-adjustment device and a runing rest, the projector angles precise fine-adjustment device include two sets of wedge blocks Regulating device, two sets of wedge block regulating devices are located at the both sides of runing rest, and the wedge block regulating device includes fixing Plate, installation bolt in fixed plate, the lead screw of bolt are in horizontality, and the lead screw of bolt passes through fixed plate, the lead screw of bolt with Fixed plate is threadedly coupled, and the lead screw end of bolt connects first bearing, the inner ring of first bearing be bolted, first bearing Outer ring connection sliding wedge block, sliding wedge block horizontal in fixed seat can slide, and runing rest includes telescopic rod, telescopic rod Lower part is connect with fixed seat, and the upper articulation of telescopic rod rotates supporting plate, and the lower middle side part and telescopic rod for rotating supporting plate coordinate, rotation The both sides of supporting plate are respectively articulated with a rotary wedge block, and the bottom of rotary wedge block has inclined-plane, slide the top tool of wedge block There is inclined-plane, the inclined-plane for sliding wedge block is bonded with the inclined-plane of rotary wedge block, the bolt head of one of wedge block regulating device First gear is installed in portion, and the bolt head of another wedge block regulating device installs the 4th gear, the bottom installation rotation of fixed seat Turn transmission device, the rotating transmission device includes fixing pipe, and the outside of fixing pipe is connect with fixed seat, the inside peace of fixing pipe Fill transmission shaft, transmission shaft is inside with fixing pipe, and the both ends of transmission shaft lean out fixing pipe, and the both ends of transmission shaft are separately connected the Two gears and third gear, second gear can be engaged with first gear, and third gear can be engaged with the 4th gear, third gear Side mounting knob, third gear and the 4th gear are detached from when second gear is engaged with first gear, rotate the top of supporting plate with The bottom of container connects.
The upper end of connecting spring in the fixed seat, spring is connect with rotation supporting plate.
The advantage of the invention is that:Barometer is placed in container by the present invention, is inflated and is suppressed into container before detection Or it is detected again after pumped down to setting value.The present invention can be combined using syringe with barometer, and note is utilized Gas is injected to container or be discharged to emitter, adjusts container internal pressure and reaches suitable numerical value, without very high liquid level Height can carry out heparin tube to fill capacity test.To make the venous samples acquisition that can simulate arbitrary atmospheric pressure environments Container tester can be applied to plateau.When the syringe of the present invention is to container internal injection gas, it can make inside container Pressure gradually increases, to which balance can simulate the venous samples collection container tester of arbitrary atmospheric pressure environments and extraneous pressure Force difference.Operating personnel can be observed to during container injected gas inside the container that barometer is shown by syringe Pressure value, to when syringe makes pressure equilibrium inside and outside container, stop injecting in time.The first of the present invention is unidirectional Valve, the second check valve and syringe are combined, and the first check valve can carry out to the gas inputted inside container syringe single To conducting, after the completion of a shot, the first check valve closes the pipeline of third pipeline, avoid container by third pipeline to Extraneous gas leakage.The syringe of the present invention second check valve when re-filling gas can be such that the 4th pipeline opens, to Facilitate gas to enter the inside of syringe from the 4th pipeline, the first check valve is in closed state at this time, so syringe this When only ambient atmos are sucked, without influence container inside air pressure.The first pipeline of the present invention can take a blood sample in test Liquid inside container, is drawn into the inside of heparin tube by when filling capacity of pipe, and calparine cap of the invention can facilitate When carrying out filling volume test to heparin tube, facilitate to the first channel interior function of injection liquid.The present invention also has structure Concision and compact, manufacturing cost are cheap and use easy advantage.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
One of Fig. 1 is the structural diagram of the present invention;Fig. 2 is the dimensional structure diagram of the present invention;Fig. 3 is the structure of the present invention The two of schematic diagram.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated, as shown in Figure 1, including container 1, the The inside upper part of one bracket 16, the second bracket 17 and third bracket 18, container 1 installs pallet 4, and air is installed in the inside of pallet 4 The side of pressure gauge 2, the first bracket 16 is installed by the second bracket 17, the top mounting of syringe 15 of the first bracket 16, syringe The 4th pipeline 19 and the first check valve 13 are installed in 15 delivery outlet connection third pipeline 12, the middle part of third pipeline 12, and first is single 12 internal gas flow individual event of third pipeline conducting can be controlled to valve 13, one end of the 4th pipeline 19 connects with the inside of third pipeline 12 Logical, the other end of the 4th pipeline 19 is in communication with the outside, and the second check valve 14, the second check valve 14 are installed in the middle part of the 4th pipeline 19 Can control 19 internal gas flow individual event of the 4th pipeline conducting, one end of third pipeline 12 connects container 1, the inside of third pipeline 12 with The inside of container 1 is connected to, and heparin tube 11 is installed on third bracket 18, and heparin tube 11 is connected to blood taking needle 10, and the one of blood taking needle 10 Side opening connects the second pipeline 9, and one end of the second pipeline 9 connects calparine cap 8, and one end of calparine cap 8 connects the first pipeline 6, the One end of one pipeline 6 is connected to the inside of container 1, and flow-stopping clip 7 is arranged in the middle part of the first pipeline 6.
Barometer is placed in container by the present invention, and into pocket, inflation is suppressed before detection or pumped down is to setting value It is detected again afterwards.The present invention can be combined using syringe 15 with barometer 2, using syringe 15 to 1 note of container Enter or be discharged gas, adjusts 1 internal pressure of container and reach suitable numerical value, it can be right without very high liquid level Heparin tube carries out filling capacity test.To enable the venous samples collection container tester that can simulate arbitrary atmospheric pressure environments Enough it is applied to plateau.When the syringe 15 of the present invention is to 1 internal injection gas of container, the pressure inside container 1 can be made gradual Increase, to which balance can simulate the venous samples collection container tester of arbitrary atmospheric pressure environments and extraneous pressure difference.Behaviour Make personnel to press to observing inside the container 1 that barometer 2 is shown during 1 injected gas of container by syringe 15 Power numerical value, to when syringe 15 makes pressure equilibrium inside and outside container 1, stop injecting in time.The first of this present invention is single It is combined to valve 13, the second check valve 14 and syringe 15, the first check valve 13 can be by syringe 15 to inputting inside container 1 Gas carry out one-way conduction, after the completion of a shot, the first check valve 13 closes the pipeline of third pipeline 12, avoids holding Device 1 passes through the outwardly gas leakage of third pipeline 12.The syringe 15 of the present invention second check valve 14 in gas injection again The 4th pipeline 19 can be made to open, to facilitate gas to enter from the 4th pipeline 19 inside of syringe 15, first is single at this time It is in closed state to valve 13, so syringe 15 at this time only sucks ambient atmos, without influencing the gas inside container 1 Pressure.Liquid suck-back inside container 1 can be entered adopt by the first pipeline 6 of the present invention in when filling capacity of heparin tube 10 of test The inside of blood vessel 11, calparine cap 8 of the invention can facilitate when carrying out filling volume test to heparin tube 11, facilitate to first 6 internal injection functional liquid of pipeline.
The bottom installation level regulating device of the container 1, the levelness regulating device include pedestal 44, pedestal 44 Top both sides be all connected with a support column 42, support column 42 is in vertical state, and the lower end of support column 42 is connect with pedestal 44, The upper end connection fixing base 38 of support column 42, the top installation projector angles precise fine-adjustment device of fixed seat 38 and a rotation Holder, the projector angles precise fine-adjustment device include two sets of wedge block regulating devices, two sets of wedge block regulating device difference Positioned at the both sides of runing rest, the wedge block regulating device includes fixed plate 32, installation bolt 31 in fixed plate 32, bolt 31 Lead screw be in horizontality, the lead screw of bolt 31 passes through fixed plate 32, the lead screw of bolt 31 to be threadedly coupled with fixed plate 32, spiral shell The lead screw end of bolt 31 connects first bearing 33, and the inner ring of first bearing 33 is connect with bolt 31, and the outer ring of first bearing 33 connects Sliding wedge block 34 is connect, sliding wedge block 34 horizontal in fixed seat 38 can slide, and runing rest includes telescopic rod 39, telescopic rod 39 lower part is connect with fixed seat 38, and the upper articulation of telescopic rod 39 rotates supporting plate 45, is rotated the lower middle side part of supporting plate 45 and is stretched Contracting bar 39 coordinates, and the both sides of rotation supporting plate 45 are respectively articulated with a rotary wedge block 35, and the bottom of rotary wedge block 35 has tiltedly There is inclined-plane, the inclined-plane of sliding wedge block 34 to be bonded with the inclined-plane of rotary wedge block 35 on the top in face, sliding wedge block 34, wherein 1 head of bolt of one wedge block regulating device is installed by first gear 20,1 head of the bolt peace of another wedge block regulating device The 4th gear 25 is filled, rotating transmission device is installed in the bottom of fixed seat 38, and the rotating transmission device includes fixing pipe 22, fixed The outside of pipe 22 is connect with fixed seat 38, and transmission shaft 23 is installed in the inside of fixing pipe 22, transmission shaft 23 be in fixing pipe 22 The both ends in portion, transmission shaft 23 lean out fixing pipe 22, and the both ends of transmission shaft 23 are separately connected second gear 21 and third gear 24, the Two gears 21 can be engaged with first gear 20, and third gear 24 can be engaged with the 4th gear 25, the side installation of third gear 24 Handle 26, third gear 24 and the 4th gear 25 are detached from when second gear 21 is engaged with first gear 20, rotate the upper of supporting plate 45 Portion is connect with the bottom of container 1.
Due in blood was collected when filling volume test of pipe 11, container 1 can be inverted due to ground injustice occur it is crooked There is the liquid level that crooked phenomenon can make internal liquid in phenomenon, the when liquid due to 1 inside of container for test, container 1 There is deviation, the pressure of 1 internal liquid of inverted container will appear deviation, to which the result of test can be caused inaccurate.The present invention Levelness regulating device have two sets of wedge block regulating devices, wedge block regulating device can be right by the rotation of bolt 31 The angle of rotation supporting plate 45 is adjusted, and then is finely adjusted to the angle of container 1, enables 1 bottom surface of container that can keep water Level state improves 1 internal liquid pressure value of container to enable the liquid level inside container 1 to keep the state of relative level Accuracy, avoid the phenomenon due to test number inaccuracy caused by liquid level injustice.Operating personnel can rotate two sets The bolt 31 of wedge block regulating device, bolt 31 can push the 34 horizontal sliding of sliding wedge block, slide wedge block 34 after rotating When level sliding, the horizontal sliding force that will slide wedge block 34 can be combined with the inclined-plane of rotary wedge block 35 by itself inclined-plane It is converted to the thrust that rotary wedge block 35 slides up and down, to make rotation supporting plate 45 generate the fine tuning of angle, and then makes 1 bottom of container The angle in portion is finely adjusted, and the bottom of container 1 is enable to keep horizontality.Due to the screw-thread fit of bolt 31 and fixed plate 32 And the combination on two inclined-planes of wedge block 34 and rotary wedge block 35 is slided, rotates the rotation supporting plate 45 that bolt 31 is adjusted every time Rotation amount is less, so as to accurately adjust the angle of 1 bottom of container, the angle of 1 bottom of container is avoided to occur adjusting excessively The phenomenon that.The first bearing 33 of the present invention can either realize bolt 31 and slide the connection of wedge block 34, while can facilitate spiral shell The rotation of bolt 31.The rotary wedge block 35 of the present invention and rotation supporting plate 45 are hinged, can carry out angle rotation in rotation supporting plate 45 When, it is bonded always with the inclined-plane of sliding wedge block 34 by adjusting the hinge angle realization with rotation supporting plate 45, to make rotation Supporting plate 45 can be contacted in face by rotary wedge block 35 with sliding wedge block 34 always, improve the stability of rotation supporting plate 45.This hair Third gear 24 and the 4th gear 25 are detached from when the second gear 21 of bright rotating transmission device is engaged with first gear 20, can be with Make operating personnel pass through a handle 26 can while rotate the bolt 31 of both sides, be slided when transmission shaft 23 is horizontal, When second gear 21 being made to be engaged with first gear 20, rotating handles 26 can drive the rotation of first gear 20 to adjust and first The levelness regulating device that gear 20 coordinates is adjusted.When the horizontal sliding of transmission shaft 23, make third gear 24 and the 4th gear When 25 engagement, rotating handles 26 can drive the 4th gear 25 to rotate, and be adjusted hence for the levelness of the 4th gear 25 cooperation Device is adjusted.
The upper end of connecting spring 37 in the fixed seat 38, spring 37 is connect with rotation supporting plate 45.
The spring 37 of the present invention is in compressive state, can provide a upward thrust to the both sides for rotating supporting plate 45, To when the sliding wedge block 34 of both sides is not run simultaneously, make 45 side of rotation supporting plate rotary wedge block 5 and one of them Sliding wedge block 34 fits closely.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features. All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's Within protection domain.

Claims (3)

1. the venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated, it is characterised in that:Including container(1)、 First bracket(16), the second bracket(17)With third bracket(18), container(1)Inside upper part install pallet(4), pallet(4) Inside install barometer(2), the first bracket(16)Side install the second bracket(17), the first bracket(16)Top Mounting of syringe(15), syringe(15)Delivery outlet connect third pipeline(12), third pipeline(12)Middle part installation the 4th Pipeline(19)With the first check valve(13), the first check valve(13)Third pipeline can be controlled(12)Internal gas flow individual event is connected, the Four pipelines(19)One end and third pipeline(12)Inside connection, the 4th pipeline(19)The other end be in communication with the outside, the 4th Pipeline(19)Middle part install the second check valve(14), the second check valve(14)The 4th pipeline can be controlled(19)Internal gas flow is unidirectional Conducting, third pipeline(12)One end connect container(1), third pipeline(12)Inside and container(1)Inside connection, third Bracket(18)Upper installation heparin tube(11), heparin tube(11)With blood taking needle(10)Connection, blood taking needle(10)A side opening connection Second pipeline(9), the second pipeline(9)One end connect calparine cap(8), calparine cap(8)One end connect the first pipeline(6), the One pipeline(6)One end and container(1)Inside connection, the first pipeline(6)Middle part be arranged flow-stopping clip(7).
2. the venous samples collection container tester according to claim 1 for simulating arbitrary atmospheric pressure environments, special Sign is:The container(1)Bottom installation level regulating device, the levelness regulating device includes pedestal(44), bottom Seat(44)Top both sides be all connected with a support column(42), support column(42)In vertical state, support column(42)Lower end With pedestal(44)Connection, support column(42)Upper end connection fixing base(38), fixed seat(38)Top install projector angles Precise fine-adjustment device and a runing rest, the projector angles precise fine-adjustment device include two sets of wedge block regulating devices, Two sets of wedge block regulating devices are located at the both sides of runing rest, and the wedge block regulating device includes fixed plate(32)Gu Fixed board(32)Upper installation bolt(31), bolt(31)Lead screw be in horizontality, bolt(31)Lead screw pass through fixed plate (32), bolt(31)Lead screw and fixed plate(32)It is threadedly coupled, bolt(31)Lead screw end connect first bearing(33), the One bearing(33)Inner ring and bolt(31)Connection, first bearing(33)Outer ring connection sliding wedge block(34), sliding wedge shape Block(34)It can be in fixed seat(38)Upper horizontal sliding, runing rest includes telescopic rod(39), telescopic rod(39)Lower part and fixation Seat(38)Connection, telescopic rod(39)Upper articulation rotate supporting plate(45), rotate supporting plate(45)Lower middle side part and telescopic rod (39)Cooperation rotates supporting plate(45)Both sides be respectively articulated with a rotary wedge block(35), rotary wedge block(35)Bottom tool There is inclined-plane, slides wedge block(34)Top have inclined-plane, slide wedge block(34)Inclined-plane and rotary wedge block(35)It is oblique Face paste is closed, the bolt of one of wedge block regulating device(1)Head is installed by first gear(20), another wedge block, which is adjusted, to be filled The bolt set(1)Head is installed by the 4th gear(25), fixed seat(38)Bottom install rotating transmission device, the rotary drive Device includes fixing pipe(22), fixing pipe(22)Outside and fixed seat(38)Connection, fixing pipe(22)Inside installation transmission Axis(23), transmission shaft(23)For with fixing pipe(22)Inside, transmission shaft(23)Both ends lean out fixing pipe(22), transmission shaft (23)Both ends be separately connected second gear(21)With third gear(24), second gear(21)Energy and first gear(20)It nibbles It closes, third gear(24)It can be with the 4th gear(25)Engagement, third gear(24)Side mounting knob(26), second gear (21)With first gear(20)Third gear when engagement(24)With the 4th gear(25)It is detached from, rotates supporting plate(45)Top and appearance Device(1)Bottom connection.
3. the venous samples collection container tester according to claim 1 for simulating arbitrary atmospheric pressure environments, special Sign is:The fixed seat(38)Upper connecting spring(37), spring(37)Upper end with rotation supporting plate(45)Connection.
CN201810153384.9A 2018-02-22 2018-02-22 The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated Pending CN108303156A (en)

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Application Number Priority Date Filing Date Title
CN201810153384.9A CN108303156A (en) 2018-02-22 2018-02-22 The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated

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Application Number Priority Date Filing Date Title
CN201810153384.9A CN108303156A (en) 2018-02-22 2018-02-22 The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated

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CN108303156A true CN108303156A (en) 2018-07-20

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2251972Y (en) * 1995-12-07 1997-04-16 白杰 Totally-enclosed negative pressure hemostix
CN2920258Y (en) * 2006-07-07 2007-07-11 胡伟东 Hydraulic type entembole position restoring machine
CN202748091U (en) * 2012-08-31 2013-02-20 王发应 Gas molar volume measuring device
CN204596272U (en) * 2015-03-25 2015-08-26 亓乙好 Atmospheric pressure experimental provision
CN205938512U (en) * 2016-06-12 2017-02-08 河南理工大学 Accurate pressure relief device of threshold value adjustable
CN106401904A (en) * 2015-07-28 2017-02-15 台山市金昊贸易有限公司 Water ring type vacuum injection pump
CN206097628U (en) * 2016-08-24 2017-04-12 张合晓 Gas intensity of pressure demonstrates appearance
CN207619587U (en) * 2017-12-18 2018-07-17 江西美宝利实业有限公司 Fabric production high-speed sectional warping machine
CN207616135U (en) * 2017-12-20 2018-07-17 长春均胜汽车零部件有限公司 The integral type turning processed clip of automobile blowing Windshield Washer holds device
CN207716998U (en) * 2017-12-28 2018-08-10 上海东港数据处理有限公司 Sealing machine splicing detection platform
CN207963999U (en) * 2018-02-22 2018-10-12 山东省医疗器械产品质量检验中心 The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated
CN208053778U (en) * 2017-12-28 2018-11-06 北京东港安全印刷有限公司 Sealed in unit

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2251972Y (en) * 1995-12-07 1997-04-16 白杰 Totally-enclosed negative pressure hemostix
CN2920258Y (en) * 2006-07-07 2007-07-11 胡伟东 Hydraulic type entembole position restoring machine
CN202748091U (en) * 2012-08-31 2013-02-20 王发应 Gas molar volume measuring device
CN204596272U (en) * 2015-03-25 2015-08-26 亓乙好 Atmospheric pressure experimental provision
CN106401904A (en) * 2015-07-28 2017-02-15 台山市金昊贸易有限公司 Water ring type vacuum injection pump
CN205938512U (en) * 2016-06-12 2017-02-08 河南理工大学 Accurate pressure relief device of threshold value adjustable
CN206097628U (en) * 2016-08-24 2017-04-12 张合晓 Gas intensity of pressure demonstrates appearance
CN207619587U (en) * 2017-12-18 2018-07-17 江西美宝利实业有限公司 Fabric production high-speed sectional warping machine
CN207616135U (en) * 2017-12-20 2018-07-17 长春均胜汽车零部件有限公司 The integral type turning processed clip of automobile blowing Windshield Washer holds device
CN207716998U (en) * 2017-12-28 2018-08-10 上海东港数据处理有限公司 Sealing machine splicing detection platform
CN208053778U (en) * 2017-12-28 2018-11-06 北京东港安全印刷有限公司 Sealed in unit
CN207963999U (en) * 2018-02-22 2018-10-12 山东省医疗器械产品质量检验中心 The venous samples collection container tester of arbitrary atmospheric pressure environments can be simulated

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