CN206656834U - A kind of quick leakage tester - Google Patents

A kind of quick leakage tester Download PDF

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Publication number
CN206656834U
CN206656834U CN201720449370.2U CN201720449370U CN206656834U CN 206656834 U CN206656834 U CN 206656834U CN 201720449370 U CN201720449370 U CN 201720449370U CN 206656834 U CN206656834 U CN 206656834U
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CN
China
Prior art keywords
measurement pipe
gas tube
leakage tester
measurement
piece
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Application number
CN201720449370.2U
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Chinese (zh)
Inventor
黄志伟
程方银
黄剑彬
岑继强
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Sichuan Qianwei Hengyi Aluminium Industry Co Ltd
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Sichuan Qianwei Hengyi Aluminium Industry Co Ltd
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Priority to CN201720449370.2U priority Critical patent/CN206656834U/en
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Abstract

It the utility model is related to leakage tester field, more particularly to a kind of quick leakage tester.Its technical scheme is:A kind of quick leakage tester, including aerating mechanism and measuring mechanism, two gas tubes are provided with aerating mechanism, one of gas tube is connected with referring piece, another gas tube is connected with measuring piece, and measuring mechanism includes measurement pipe, and the both ends of measurement pipe are connected with the other end of referring piece and the other end of measuring piece by flexible pipe respectively, added with liquid is measured in measurement pipe, graduated scale is additionally provided with measurement pipe.The utility model provides a kind of leakage tester that can quick and precisely detect air tightness of workpiece.

Description

A kind of quick leakage tester
Technical field
It the utility model is related to leakage tester field, more particularly to a kind of quick leakage tester.
Background technology
Workpiece of the part with cavity is higher to sealing requirements.It is generally necessary to workpiece is hunted leak.Conventional method It is to put the workpiece in aqua storage tank, if there is bubble to emerge, learns that the Work piece sealing is not tight, there is the leaks such as sand holes, not conform to Lattice product.Conversely, it is certified products.
Number of patent application is that CN201220269441.8 utility model patent discloses a kind of valve mechanism cover leakage tester, is used In the sealing of detection valve mechanism cover, the valve mechanism cover has two stomatas, and the valve mechanism cover leakage tester includes frame and blocked up Head cylinder I, plug cylinder II, wherein, the bottom of frame is provided with aqua storage tank, and plug cylinder I, plug cylinder II are respectively and cylinder head Two stomatas of cover match, and the upper rack is provided with restocking, and restocking is provided with guide pillar, and the bottom of guide pillar is fixed with lower plate, together When, upper rack is provided with lifting device, lifting device connection lower plate.After optimization, hold-down devices are fixed with restocking, this is pushed Device is connected with middle plate.The utility model is advantageously:The inspection being accomplished manually to valve mechanism cover sealing can be substituted Survey, so as to which detection efficiency is higher.
But above-mentioned leakage tester is still to be placed in workpiece under water, judges whether workpiece is qualified by seeing whether bubbling. When bubble is too small or is attached to workpiece shelter, then not to observe bubble, therefore, this method judges the reliable of air-tightness Property is relatively low.Also, the sand holes on workpiece are easily blocked in water by silt, the situation of sand holes product not bubbling is caused.Gas leakage Local bubbling also more slowly, detection process need take a long time, detection efficiency is low.
Utility model content
The utility model overcomes the deficiencies in the prior art, there is provided a kind of leak test that can quick and precisely detect air tightness of workpiece Machine.
To solve above-mentioned technical problem, the utility model uses following technical scheme:
A kind of quick leakage tester, including aerating mechanism and measuring mechanism, two gas tubes are provided with aerating mechanism, wherein One gas tube is connected with referring piece, and another gas tube is connected with measuring piece, and measuring mechanism includes measurement pipe, and the two of measurement pipe End is connected with the other end of referring piece and the other end of measuring piece by flexible pipe respectively, added with measurement liquid, measurement pipe in measurement pipe On be additionally provided with graduated scale.
As preferred scheme of the present utility model, the both ends of the measurement pipe are provided with correcting mechanism, correcting mechanism bag Calibration gas tube is included, the one end for calibrating gas tube connects with measurement pipe, and the other end for calibrating gas tube is connected with air bag, school Check valve is installed on quasi- gas tube.
As preferred scheme of the present utility model, the both ends of the measurement pipe are mounted on valve.
As preferred scheme of the present utility model, tumbler is fixed with the valve, linkage tooth is fixed with tumbler Wheel, the stage casing of measurement pipe are connected with action bars by thrust bearing, and operation gear and handwheel, operation are respectively fixed with action bars Gear engages with two linkage gears respectively, and the folding of two valves is in opposite direction.
As preferred scheme of the present utility model, pressure gauge is mounted on described two gas tubes.
Compared with prior art, the beneficial effects of the utility model are:
1st, the utility model is to the referring piece and measuring piece of good airproof performance by being filled with same amount of gas simultaneously, and by two Person is connected with the both ends of measurement pipe, and when measuring piece gas leakage, one end of measurement liquid to connection measuring piece is moved, and can pass through scale Chi, which accurately observes, to be come.This leak test mode can reflect the gas leakage situation of workpiece in time, and experimental phenomena can intuitively by It was observed that accuracy is high.
2nd, it can be realized by correcting mechanism and the one end for measuring liquid is directed at some scale, when leak test, measure the end of liquid As long as line is removed from zero graduation, then illustrate measuring piece gas leakage, it is accurate and efficient to detect.
3rd, the keying of measurement pipe is controlled by valve, before being inflated to measuring piece and referring piece, ensures measurement pipe Both ends be to close, then two workpiece are filled with the gas of same pressure, when opening the valve at measurement pipe both ends simultaneously, then may be used The situation of movement of observation measurement liquid.
4th, by rotating handwheel, operation gear simultaneously rotates two linkage gears, the valve while quilt at measurement pipe both ends Open, avoid two valve open times inconsistent, cause, the feelings that measurement liquid flows to one end and flowed into flexible pipe or workpiece suddenly Condition.
When the 5th, inflating, the pressure gauge number of degrees on two gas tubes are observed, and most two workpiece are inflated to two pressure gauges at last The number of degrees are the same, and the amount for the gas that two workpiece of test fill is identical, ensures the accuracy of contrast test.
Brief description of the drawings
Fig. 1 is the utility model ground structure schematic diagram.
In figure, 1- aeratings mechanism, 2- measuring mechanisms, 3- referring pieces, 4- measuring pieces, 5- correcting mechanisms, 6- tumblers, 7- behaviour Make bar, 11- gas tubes, 12- pressure gauges, 21- measurement pipes, 22- measurement liquid, 23- graduated scales, 51- calibration gas tubes, 52- inflations Air bag, 53- check valves, 61- linkage gears, 71- operation gears, 72- handwheels.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this Utility model, it is not used to limit the utility model.
Embodiment one
A kind of quick leakage tester, including aerating mechanism 1 and measuring mechanism 2, two gas tubes are provided with aerating mechanism 1 11, one of gas tube 11 is connected with referring piece 3, and another gas tube 11 is connected with measuring piece 4, and measuring mechanism 2 includes surveying Buret 21, the both ends of measurement pipe 21 are connected with the other end of referring piece 3 and the other end of measuring piece 4 by flexible pipe respectively, measurement Added with liquid 22 is measured in pipe 21, graduated scale 23 is additionally provided with measurement pipe 21.
The utility model by simultaneously same amount of gas is filled with to the referring piece 3 of good airproof performance and measuring piece 4 to be measured, And connect the two with the both ends of measurement pipe 21, when 4 gas leakage of measuring piece, one end of measurement liquid 22 to connection measuring piece 4 is moved, And can accurately be observed by graduated scale 23 come.This leak test mode can reflect the gas leakage situation of workpiece in time, and test Phenomenon can be intuitively observed, and accuracy is high.
Embodiment two
On the basis of embodiment one, the both ends of the measurement pipe 21 are provided with correcting mechanism 5, and correcting mechanism 5 includes Gas tube 51 is calibrated, one end of calibration gas tube 51 connects with measurement pipe 21, and the other end of calibration gas tube 51 is connected with inflation Air bag 52, calibrate and check valve 53 is installed on gas tube 51.
It can be realized by correcting mechanism 5 and the one end for measuring liquid 22 is directed at some scale, when leak test, measurement liquid 22 is somebody's turn to do As long as end line is removed from zero graduation, then illustrate the gas leakage of measuring piece 4, it is accurate and efficient to detect.
Embodiment three
A kind of quick leakage tester, including aerating mechanism 1 and measuring mechanism 2, two gas tubes are provided with aerating mechanism 1 11, one of gas tube 11 is connected with referring piece 3, and another gas tube 11 is connected with measuring piece 4, and measuring mechanism 2 includes surveying Buret 21, the both ends of measurement pipe 21 are connected with the other end of referring piece 3 and the other end of measuring piece 4 by flexible pipe respectively, measurement Added with liquid 22 is measured in pipe 21, graduated scale 23 is additionally provided with measurement pipe 21.The utility model passes through simultaneously to good airproof performance Referring piece 3 and measuring piece 4 to be measured are filled with same amount of gas, and the two is connected with the both ends of measurement pipe 21, when measuring piece 4 During gas leakage, measurement liquid 22 to connection measuring piece 4 one end move, and can accurately be observed by graduated scale 23 come.This leak test Mode can reflect the gas leakage situation of workpiece in time, and experimental phenomena can be intuitively observed, and accuracy is high.
The both ends of the measurement pipe 21 are provided with correcting mechanism 5, and correcting mechanism 5 includes calibration gas tube 51, and calibration is filled One end of tracheae 51 connects with measurement pipe 21, and the other end of calibration gas tube 51 is connected with air bag 52, calibrates gas tube 51 On check valve 53 is installed.It can be realized by correcting mechanism 5 and the one end for measuring liquid 22 is directed at some scale, when leak test, surveyed As long as the end line of amount liquid 22 is removed from zero graduation, then illustrate the gas leakage of measuring piece 4, it is accurate and efficient to detect.
The both ends of the measurement pipe 21 are mounted on valve.The keying of measurement pipe 21 is controlled by valve, to measurement Before part 4 and referring piece 3 are inflated, the both ends for ensureing measurement pipe 21 are to close, then two workpiece are filled with the gas of same pressure Body, when opening the valve at the both ends of measurement pipe 21 simultaneously, then observable measures the situation of movement of liquid 22.
Example IV
On the basis of above-mentioned any one embodiment, tumbler 6 is fixed with the valve, is fixed with tumbler 6 Linkage gear 61, the stage casing of measurement pipe 21 are connected with action bars 7 by thrust bearing, operation tooth are respectively fixed with action bars 7 Wheel 71 and handwheel 72, operation gear 71 engage with two linkage gears 61 respectively, and the folding of two valves is in opposite direction.
By rotating handwheel 72, operation gear 71 rotates two linkage gears 61 simultaneously, the valve at the both ends of measurement pipe 21 It is opened simultaneously, avoids two valve open times inconsistent, cause, measurement liquid 22 flows to one end and flows into flexible pipe or work suddenly Situation in part.
Embodiment five
On the basis of above-mentioned any one embodiment, pressure gauge 12 is mounted on described two gas tubes 11.Inflation When, observe the number of degrees of pressure gauge 12 on two gas tubes 11, and most to be inflated to two pressure gauge number of degrees the same for two workpiece at last, surveys The amount for the gas that two workpiece of examination fill is identical, ensures the accuracy of contrast test.

Claims (5)

1. a kind of quick leakage tester, it is characterised in that including aerating mechanism (1) and measuring mechanism (2), aerating mechanism is set on (1) Two gas tubes (11) are equipped with, one of gas tube (11) is connected with referring piece (3), and another gas tube (11) is connected with survey Part (4) is measured, measuring mechanism (2) includes measurement pipe (21), the both ends other end with referring piece (3) and the survey respectively of measurement pipe (21) The other end of amount part (4) is connected by flexible pipe, and quarter is additionally provided with (21) added with measurement liquid (22), measurement pipe in measurement pipe (21) Spend chi (23).
2. a kind of quick leakage tester according to claim 1, it is characterised in that the both ends of the measurement pipe (21) are respectively provided with There is correcting mechanism (5), correcting mechanism (5) includes calibration gas tube (51), one end and the measurement pipe (21) of calibration gas tube (51) Connection, the other end of calibration gas tube (51) are connected with air bag (52), check valve are provided with calibration gas tube (51) (53)。
3. a kind of quick leakage tester according to claim 1 or 2, it is characterised in that the both ends of the measurement pipe (21) are equal Valve is installed.
A kind of 4. quick leakage tester according to claim 3, it is characterised in that tumbler (6) is fixed with the valve, Linkage gear (61) is fixed with tumbler (6), the stage casing of measurement pipe (21) is connected with action bars (7) by thrust bearing, behaviour Make to be respectively fixed with operation gear (71) and handwheel (72) on bar (7), operate gear (71) respectively with two linkage gears (61) Engagement, the folding of two valves are in opposite direction.
5. a kind of quick leakage tester according to claim 1, it is characterised in that be respectively mounted on described two gas tubes (11) There is pressure gauge (12).
CN201720449370.2U 2017-04-26 2017-04-26 A kind of quick leakage tester Active CN206656834U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720449370.2U CN206656834U (en) 2017-04-26 2017-04-26 A kind of quick leakage tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720449370.2U CN206656834U (en) 2017-04-26 2017-04-26 A kind of quick leakage tester

Publications (1)

Publication Number Publication Date
CN206656834U true CN206656834U (en) 2017-11-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720449370.2U Active CN206656834U (en) 2017-04-26 2017-04-26 A kind of quick leakage tester

Country Status (1)

Country Link
CN (1) CN206656834U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110763401A (en) * 2019-10-17 2020-02-07 东莞理工学院 Air tightness testing equipment convenient for cleaning internal parts for rail health maintenance

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110763401A (en) * 2019-10-17 2020-02-07 东莞理工学院 Air tightness testing equipment convenient for cleaning internal parts for rail health maintenance

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