CN104062077B - A kind of connector detecting for medical rubber glove sealing property - Google Patents
A kind of connector detecting for medical rubber glove sealing property Download PDFInfo
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- CN104062077B CN104062077B CN201410302266.1A CN201410302266A CN104062077B CN 104062077 B CN104062077 B CN 104062077B CN 201410302266 A CN201410302266 A CN 201410302266A CN 104062077 B CN104062077 B CN 104062077B
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- sealing property
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Abstract
The invention provides a kind of connector detecting for medical rubber glove sealing property, comprise cylinder body, telescopic unit and follower: described follower comprises chuck and tappet, the free end of described tappet inwardly passes spaced walls parallel with described chuck in cylinder body and is connected in described telescopic unit, described follower is with described telescopic unit synchronization telescope in the horizontal direction, and the central axis of described follower is provided with the passage of perforation; Also comprise expansion cushion rubber and pressure ring, the two is sheathed on the outer circumference surface of described chuck side by side, described pressure ring is positioned at inner side and with respect to chuck slidably, its medial surface protrudes from the card of described chuck, is provided with the limiting stand that is positioned at described expansion cushion rubber outside on the outer circumference surface of described chuck; Between the inner peripheral surface of the cylinder mouth of described cylinder body and the outer ring surface of described expansion cushion rubber, be provided with the gap for clamping gloves to be measured. Realize the internal-expansion type sealing to medical gloves by the mating reaction of pressure ring and expansion cushion rubber.
Description
Technical field
The invention belongs to sealing propertytest auxiliary equipment field, especially relates to a kind of for flexible rubberThe connector of the sealing propertytest of glue class article.
Background technology
Medical gloves is made up of Heveatex mostly, wears medical gloves and can reduce patient in surgical procedureAnd the danger of cross-infection between medical personnel, and the sealing property of gloves self be ensure its performing the operationIn journey, play the prerequisite of good isolated effect. Medical gloves sealing property is bad, will cause human body to exposeIn infected material, slightly can make wound only occur local symptom red, swollen, hot, pain, infect more seriousPerson, except obvious local symptom appears in wound, also there will be the systemic toxicity symptoms such as high heat, stupor,More seriously even can cause the disease such as lockjaw, septicemia, cause human body death.
The existing detection method for medical rubber glove is watertight test and visual examination. Watertight testBe divided into two kinds, category-A is observation: to water filling in gloves, check outside ne-leakage; Category-B is bubble method:Gloves need be inflated, be immersed in the water, observe and have or not bubble. Visual examination adopts observation equally, need byGloves inflation, expands and is twice rear inspection, and glove surface does not have macroscopic small eyelet or broken hole. NothingOpinion watertight test or visual examination, all need to visually observe, and for limited detection time, only may examineFind enough large leakage. Surgical glove profile is irregular, and leak detection process must be careful, comprehensive, more wantsAsk operator will have good phychology, must, by observing with patience, repeat leakage detection, just can find drain-sourceAccurate location.
Along with scientific and technological development, the advancing by leaps and bounds of international automatization level, domestic automatization levelAlso improving constantly, will replace traditional manual detection mode so realize detecting with automation, and byIn quality of rubber materials and the complex appearance of medical gloves, all plugging structures for rigidity endoporus in the pastThrough realizing shutoff to rubber gloves, sealed clamping how to realize medical gloves is connected to become one urgentlyNeed the problem solving.
Summary of the invention
The problem that the invention will solve is to provide one and detects for medical rubber glove sealing propertyConnector, solve the sealed clamping problem of flexible medical gloves, the sealing means by internal-expansion type is by handThe running-on place sealed clamping of cover.
For solving the problems of the technologies described above, the technical scheme that the invention adopts is: a kind of for medical rubberThe connector that Rubber gloves sealing property detects, comprises cylinder body, telescopic unit and follower:
Described follower comprises circular chuck and is positioned at chuck circle centre position and vertical with its card servo-actuatedBar, the free end of described tappet inwardly passes spaced walls parallel with described chuck in cylinder body and is connected inDescribed telescopic unit, described follower is with described telescopic unit synchronization telescope in the horizontal direction, described servo-actuatedThe central axis of part is provided with the passage of perforation;
Also comprise expansion cushion rubber and pressure ring, the two is sheathed on the outer circumference surface of described chuck side by side, described inPressure ring is positioned at the inner side of expansion cushion rubber and with respect to chuck slidably, and its medial surface protrudes from described chuckCard, is provided with the limiting stand that is positioned at described expansion cushion rubber outside on the outer circumference surface of described chuck;
Between the inner peripheral surface of the cylinder mouth of described cylinder body and the outer ring surface of described expansion cushion rubber, be provided with forClamp the gap of gloves to be measured.
By pressure ring extrusion expansion cushion rubber, realize internal-expansion type sealing, be clamped in expansion by the running-on of glovesIn gap between the cylinder mouth of cushion rubber and cylinder body.
Wherein, in order to realize the motion of follower and upper each parts thereof, the structure of described telescopic unit is:Comprise spring base, spring, piston and air flue: described spring is connected between described piston and spring base,Described piston is fixedly connected with described tappet, described piston and described spring base and described cylinder body seal phaseConnect, and described spring base is fixedly connected with described cylinder body, on described piston and described spring base, arranges respectivelyHave with described follower on passage connect add pore; On described cylinder body, be provided with for to piston andThe air flue of inflation in chamber between spaced walls.
The motion that telescopic unit is follower provides power, is inflated and can push away in described chamber by air flueMoving piston movement, and piston driving follower and its synchronization telescope, follower drives pressure ring and expansion cushion rubberMotion to the inside, and the two generation of the position-limiting action due to spaced walls extruding relatively, thus realize expansion glueThe dilatancy of circle, reduces the gap between itself and cylinder body cylinder mouth, to clamp the running-on of gloves.
Further, in order to ensure the sealing of the chamber that described piston and described spaced walls be divided into, described betweenOn the contact-making surface of next door and described tappet, be provided with seal washer, seal washer plays the same of sealing functionShi Buhui hinders the motion of tappet with respect to spaced walls.
Further, for the edge that prevents from contacting with gloves causes scratch to damage to gloves, described cylinder bodyThe edge of cylinder mouth is set to fillet; Described spacing edge of table is set to fillet.
Further, in order to control better the expanding position of expansion cushion rubber, reach its maximum deformation quantity, instituteState on the inner ring surface of expansion cushion rubber and be provided with annular auxiliary tank, auxiliary tank can ensure the to expand projection of cushion rubberPosition, on a loop wire, reaches the pretightning force that tested gloves clamp.
Wherein, in order to prevent that in pressure ring and expansion cushion rubber reseting procedure, the reaction force of expansion cushion rubber will be pressedRing flicks to the outer circumference surface that departs from chuck, the annular snap that the arranged outside directed loop cardiac prominence of described pressure ring goes outPlatform, the inner side of described Ka Tai is provided with the sheathed threaded collar being fixed on described chuck excircle, and instituteStating Ka Tai is sandwiched between described expansion cushion rubber and described threaded collar.
Further, the inner side of described chuck is provided with the step for sheathed described threaded collar.
Advantage and good effect that the invention has are: by the mating reaction of pressure ring and expansion cushion rubberRealize the internal-expansion type sealing to medical gloves. Telescopic unit can drive follower flexible effectively, thus bandThe motion of dynamic pressure ring and expansion cushion rubber, the spaced walls in cylinder body limits the displacement of pressure ring and follower,The first contact interval wall of pressure ring and pressure ring can slide with respect to follower, sheathed thereby pressure ring can be to its outsideExpansion cushion rubber on follower produces extruding force, and the cushion rubber that makes to expand distortion evagination, is sandwiched in gloves swollenBetween the cylinder mouth of swollen cushion rubber and cylinder body, the passage on follower can be filled with survey in the gloves of sealingGas testing source, thus can coordinate with detecting instrument the sealing propertytest of medical gloves.
Brief description of the drawings
Fig. 1 is the structural representation of the invention
Fig. 2 is the structural representation of cushion rubber of expanding in the invention
In figure: 1-cylinder body, 11-spaced walls, 12-chamber, 13-seal washer, 2-telescopic unit, 21-Spring base, 22-spring, 23-piston, 24-air flue, 25-adds pore, 3-follower, 31-chuck,311-limiting stand, 312-step, 32-tappet, 33-passage, 4-expansion cushion rubber, 41-auxiliary tank,5-pressure ring, 51-Ka Tai, 6-gap, 7-threaded collar
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the invention is elaborated.
As shown in Figure 1, for medical rubber glove sealing property detect connector, comprise cylinder body 1,Telescopic unit 2 and follower 3:
Described follower 3 comprises circular chuck 31 and is positioned at chuck 31 circle centre positions and vertical with its cardTappet 32, the free end of described tappet 32 is inwardly through parallel with described chuck 31 in cylinder body 1Spaced walls 11 and be connected in described telescopic unit 2, described follower 3 with described telescopic unit 2 at waterSquare to synchronization telescope, the central axis of described follower 3 is provided with the passage 33 of perforation;
Also comprise expansion cushion rubber 4 and pressure ring 5, the two is sheathed on the outer circumference surface of described chuck 31 side by side,Described pressure ring 5 is positioned at the inner side of expansion cushion rubber 4 and with respect to chuck 31 slidably, its medial surface is outstandingIn the card of described chuck 31, on the outer circumference surface of described chuck 31, be provided with and be positioned at described expansion cushion rubberThe limiting stand 311 in 4 outsides;
Between the inner peripheral surface of the cylinder mouth of described cylinder body 1 and the outer ring surface of described expansion cushion rubber 4, be provided with useIn the gap 6 of clamping gloves to be measured.
When initial position, the cylinder mouth outside of expansion cushion rubber 4 in cylinder body 1, the running-on of medical rubber gloveBe set on the outer ring surface of expansion cushion rubber 4, telescopic unit 2 drives the inside indentation cylinder mouth of follower 3, whenWhen the medial surface of pressure ring 5 contacts with spaced walls 11, limit the continuation of pressure ring 5 and moved, and follower 3Chuck 31 and be enclosed within expansion cushion rubber 4 on chuck 31 outer circumference surfaces and continue inwardly to move to and enter cylinder body1 cylinder mouth inner side, in this process, pressure ring 5 will certainly produce extruding force to expansion cushion rubber 4, makes swollenSwollen cushion rubber 4 dilatancies, the gap 6 between expansion cushion rubber 4 and cylinder mouth narrows until the running-on of handle sleeveBe clamped between expansion cushion rubber 4 and cylinder mouth inner peripheral surface, so far completed being tightly connected of rubber gloves,Now can in gloves, inflate by passage 33, and then carry out sealing propertytest.
Telescopic unit 2 provides power for the motion of follower 3, and its structure has numerous embodiments, onlyWant to drive follower 3 flexible in the horizontal direction, the invention provides as shown in Figure 1The structure of telescopic unit 2: comprise spring base 21, spring 22, piston 23 and air flue 24: described bulletSpring 22 is connected between described piston 23 and spring base 21, and described piston 23 is fixedly connected with described servo-actuatedBar 3, described piston 23 and described spring base 21 joins with described cylinder body 1 sealing, can be at itself and cylinder bodyContact-making surface on increase sealing ring, and described spring base 21 is fixedly connected with described cylinder body 1, described workOn plug 23 and described spring base 21, be respectively arranged with described follower 3 on passage 33 connectAdd pore 25; On described cylinder body 1, be provided with for the chamber 12 between piston 23 and spaced walls 11The air flue 24 of interior inflation.
By air flue 24 to the interior inflation of chamber 12 between piston 23 and spaced walls 11, in chamber 12After reaching certain air pressure, can move by promotion piston 23, the motion of piston 23 drives follower 3 inwardly to move,Thereby can realize being tightly connected of gloves running-on.
In order to ensure the sealing of chamber 12, tappet 32 and spaced walls 11 contact-making surface of slip mutuallyMust seal, as shown in Figure 1, on the contact-making surface of described spaced walls 11 and described tappet 32, be provided with closeSeal washer 13.
Because rubber gloves is easily damaged, be therefore all set to fillet at the edge of all contact gloves,With anti-scratch gloves, particularly, the edge of the cylinder mouth of described cylinder body 1 is set to fillet, described limiting stand311 edge is set to fillet.
Gap 6 between expansion cushion rubber 4 and cylinder body 1 cylinder mouth is too large, and sealing effectiveness is bad, gap 6Too little, gloves running-on may be forced to come off in the time moving in cylinder mouth, in order to ensure that gloves running-on can be suitableProfit enters cylinder mouth, and gap 6 need be greater than the thickness of gloves, and in order to improve between expansion cushion rubber 4 and cylinder mouthClamping force, on the inner ring surface of described expansion cushion rubber 4, be provided with annular auxiliary tank 41, be subject to force compressesTime, expansion cushion rubber 4 can be protruding to the periphery along auxiliary tank 41 positions, makes its distortion concentrate on a loop wireUpper, the raised position of expansion cushion rubber 4 is fixed on auxiliary tank 41 places, makes compression be unlikely to too to disperse,Can reach required clamping force.
After sealing propertytest finishes, need each parts that reset, to unload tested gloves, telescopic unit 2Control follower 3 and outwards exit, pressure ring 5 reduces the extruding force of expansion cushion rubber 4 gradually until disappear,For the cushion rubber 4 that prevents from expanding flicks pressure ring 5 to deviating from from chuck 31 to the reaction force of pressure ring 5,Inner side at pressure ring 5 is provided with position limiting structure, and because the medial surface of pressure ring 5 need connect with spaced walls 11Touch to realize its inside offset qualification, therefore can only position limiting structure be set at the middle part of pressure ring 5, thisBright creation provides a kind of position limiting structure as shown in Figure 1: the arranged outside directed loop heart of described pressure ring 5The annular snap platform 51 protruding, the inner side of described card platform 51 is provided with sheathed described chuck 31 cylindricals that are fixed onThreaded collar 7 on week, and described card platform 51 is sandwiched in described expansion cushion rubber 4 and described threaded collar 7Between.
For further avoid due to set up threaded collar 7 cause the outer ring surface of pressure ring 5 too much higher thanThe outer ring surface of expansion cushion rubber 4, is provided for sheathed described threaded collar 7 in the inner side of described chuck 31Step 312, be enclosed within threaded collar 7 on step 312 and also will block platform 51 and keep off in its outside, prevent cardPlatform 51 is crossed threaded collar 7.
The guarantee of the cooperation of card platform 51 and threaded collar 7 in the process that resets of pressure ring 5, can not be inflatedThe reaction force of cushion rubber 4 flicks, and prevent that it from deviating from from chuck 31, and it outwards pushes at pressure ring 5Expansion cushion rubber 4 can not affect pressure ring 5 with respect to chuck 31 in clamping in the process of gloves to be measured yetSlide.
Spaced walls 11 in pressure ring 5 medial surfaces and cylinder body 1 often bumps, pushes, and cylinder body 1Complicated structure, dimensional accuracy is higher, if due to rapid wear, needing often to change to increase maintenance greatlyExpense. Therefore, hard anodize has been carried out on the spaced walls surface in cylinder body 1, greatly strengthensIts case hardness, reduced follow-up maintenance spending.
The course of work of the invention is: first the running-on of tested medical gloves is enclosed within to expansion cushion rubber 4Outer ring surface on, then start clamping switch, be divided into piston 23 and spaced walls 11 by air flue 24Chamber 12 in be filled with control source of the gas, air pressure promotes piston 23 and moves, follower 3 with piston 23 withWalk indentation to the inside, when being set in medial surface and the spaced walls 11 of the pressure ring 5 on chuck 31 outer circumference surfacesWhile contacting, it is mobile that pressure ring 5 stops, and chuck 31 and on expansion cushion rubber 4 continue inside indentation,Pressure ring 5 applies extruding force to expansion cushion rubber 4, cushion rubber 4 dilatancies that cause expanding, expansion cushion rubber 4 withGap 6 between cylinder body 1 cylinder mouth reduces gradually, when the inner side of chuck 31 card also will with spaced walls 11When contact, follower 3 stop motions, realize and clamping; Then start Test Switchboard, from adding pore 25In passage 33, be filled with test source of the gas, until gloves are by the formulation size of gas swell, then will fillThe gloves of gas are put into detecting instrument and are carried out sealing propertytest, after having detected, first disconnect test source of the gas,Then disconnect and control source of the gas, follower 3 sets back under the effect of spring 22, unloads tested gloves,Complete test.
Above the invention embodiment is had been described in detail, but described content is only thisThe preferred embodiment of bright creation, can not be considered to the practical range for limiting the invention. Fan YibenEqualization variation and improvement etc. that innovation and creation application range is done, all should still belong to the special of the inventionWithin profit covering scope.
Claims (9)
1. the connector detecting for medical rubber glove sealing property, is characterized in that: compriseCylinder body (1), telescopic unit (2) and follower (3):
Described follower (3) comprise circular chuck (31) and be positioned at chuck (31) circle centre position and withThe tappet (32) that its card is vertical, the free end of described tappet (32) is inwardly through cylinder body (1)In the spaced walls (11) parallel with described chuck (31) and be connected in described telescopic unit (2), instituteState follower (3) with described telescopic unit (2) synchronization telescope in the horizontal direction, described follower (3)Central axis be provided with the passage (33) of perforation;
Also comprise expansion cushion rubber (4) and pressure ring (5), the two is sheathed on described chuck (31) side by sideOn outer circumference surface, described pressure ring (5) is positioned at the inner side of expansion cushion rubber (4) and with respect to chuck (31)Slidably, its medial surface protrudes from the card of described chuck (31), the excircle of described chuck (31)On face, be provided with the limiting stand (311) that is positioned at described expansion cushion rubber (4) outside;
Between the outer ring surface of the inner peripheral surface of the cylinder mouth of described cylinder body (1) and described expansion cushion rubber (4), establishBe equipped with the gap (6) for clamping gloves to be measured.
2. the connector that sealing property according to claim 1 detects, is characterized in that: described inTelescopic unit (2) comprises spring base (21), spring (22), piston (23) and air flue (24):
Described spring (22) is connected between described piston (23) and spring base (21), described piston(23) be fixedly connected with described tappet (32), described piston (23) and described spring base (21) withDescribed cylinder body (1) sealing is joined, and described spring base (21) is fixedly connected with described cylinder body (1),On described piston (23) and described spring base (21), be respectively arranged with described follower (3) onWhat passage (33) connected adds pore (25);
On described cylinder body (1), be provided with for the chamber between piston (23) and spaced walls (11)(12) air flue (24) of inflation in.
3. the connector that sealing property according to claim 1 detects, is characterized in that: described inOn the contact-making surface of spaced walls (11) and described tappet (32), be provided with seal washer (13).
4. the connector that sealing property according to claim 1 detects, is characterized in that: described inThe edge of the cylinder mouth of cylinder body (1) is set to fillet.
5. the connector that sealing property according to claim 1 detects, is characterized in that: described inThe edge of limiting stand (311) is set to fillet.
6. the connector that sealing property according to claim 1 detects, is characterized in that: described inOn the inner ring surface of expansion cushion rubber (4), be provided with annular auxiliary tank (41).
7. the connector that sealing property according to claim 1 detects, is characterized in that: described inThe annular snap platform (51) that the arranged outside directed loop cardiac prominence of pressure ring (5) goes out, described Ka Tai's (51)Inner side is provided with the sheathed threaded collar (7) being fixed on described chuck (31) excircle, and described inKa Tai (51) is sandwiched between described expansion cushion rubber (4) and described threaded collar (7).
8. the connector that sealing property according to claim 7 detects, is characterized in that: described inThe inner side of chuck (31) is provided with the step (312) for sheathed described threaded collar (7).
9. the connector that sealing property according to claim 1 detects, is characterized in that: described inThe surface of spaced walls (11) adopts hard anodize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410302266.1A CN104062077B (en) | 2014-06-27 | 2014-06-27 | A kind of connector detecting for medical rubber glove sealing property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410302266.1A CN104062077B (en) | 2014-06-27 | 2014-06-27 | A kind of connector detecting for medical rubber glove sealing property |
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| CN104062077A CN104062077A (en) | 2014-09-24 |
| CN104062077B true CN104062077B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410302266.1A Active CN104062077B (en) | 2014-06-27 | 2014-06-27 | A kind of connector detecting for medical rubber glove sealing property |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316271A (en) * | 2014-11-04 | 2015-01-28 | 天津博益气动股份有限公司 | Air tightness testing tool for valve bodies of unthreaded hole connector types |
| CN105135146B (en) * | 2015-10-13 | 2017-03-01 | 天津博益气动股份有限公司 | Mouth plugging apparatus |
| CN105334003B (en) * | 2015-12-09 | 2018-04-20 | 天津市捷威动力工业有限公司 | A kind of power battery pack device for detecting sealability |
| CN106353038A (en) * | 2016-08-19 | 2017-01-25 | 湖北雷迪特冷却系统股份有限公司 | External-lock inflatable-type sealing plug |
| CN106124141B (en) * | 2016-08-19 | 2018-05-18 | 北京泽宇星科技有限公司 | A kind of gloves air-leakage test and palming equipment |
| CN109632216B (en) * | 2019-01-02 | 2020-09-22 | 岳伟 | Disposable medical rubber gloves aftertreatment device |
| CN112213055B (en) * | 2020-11-03 | 2021-08-24 | 青岛慧智兰智能科技有限公司 | Glove air tightness detection device and detection method |
| CN117387876B (en) * | 2023-10-26 | 2024-03-29 | 张家港大裕橡胶制品有限公司 | Rubber glove air tightness detection device and detection method thereof |
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| DE202004001643U1 (en) * | 2004-02-03 | 2004-04-08 | Hartmann, Manfred | Endoscope pressure test hose coupling for use in sterilization pressure test procedures has grip grooves on body |
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| KR20070062330A (en) * | 2005-12-12 | 2007-06-15 | 기아자동차주식회사 | A perforation inspection system of oil hole |
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| US2370945A (en) * | 1944-08-10 | 1945-03-06 | James J Fields | Device for testing rubber gloves |
| DE202004001643U1 (en) * | 2004-02-03 | 2004-04-08 | Hartmann, Manfred | Endoscope pressure test hose coupling for use in sterilization pressure test procedures has grip grooves on body |
| CN201637549U (en) * | 2009-12-29 | 2010-11-17 | 欧阳梅生 | Leak-detecting device for waterproof glove |
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