CN204286715U - A kind of sealing property testing equipment - Google Patents

A kind of sealing property testing equipment Download PDF

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Publication number
CN204286715U
CN204286715U CN201420687355.8U CN201420687355U CN204286715U CN 204286715 U CN204286715 U CN 204286715U CN 201420687355 U CN201420687355 U CN 201420687355U CN 204286715 U CN204286715 U CN 204286715U
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CN
China
Prior art keywords
sealing property
test container
testing equipment
gas pressure
property testing
Prior art date
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.)
Expired - Fee Related
Application number
CN201420687355.8U
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Chinese (zh)
Inventor
禤剑飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGDONG PHAROS CAR SAFETY TECHNOLOGY Co Ltd
Original Assignee
GUANGDONG PHAROS CAR SAFETY TECHNOLOGY Co Ltd
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 GUANGDONG PHAROS CAR SAFETY TECHNOLOGY Co Ltd filed Critical GUANGDONG PHAROS CAR SAFETY TECHNOLOGY Co Ltd
Priority to CN201420687355.8U priority Critical patent/CN204286715U/en
Application granted granted Critical
Publication of CN204286715U publication Critical patent/CN204286715U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of sealing property testing equipment provided by the utility model, by described sealing contents to be measured is positioned in test container, control instantaneously the air in test container to be extracted out, and the changing value of the test container internal gas pressure detected according to following gas pressure detector, and the examination criteria pre-set, the sealing property of article to be measured is analyzed, obtain analysis result, thus overcome in prior art and product is put into water testing product sealing property and cause interiors of products water leaking-in, cause the defect of damage of product, and this devices and methods therefor, easy to use, simple to operate, for the sealing property of testing product is provided convenience.

Description

A kind of sealing property testing equipment
Technical field
The utility model relates to equipment performance field tests, in particular a kind of sealing property testing equipment.
Background technology
In life, usually need some product requirement high sealing performances, such as vehicle-mounted pick-up camera lens, motor etc., usually adopt in prior art and product put into water, detect its sealing property, but and the product of not all is all applicable to putting into water tests, for vehicle-mounted pick-up camera lens, if put it in water, then may cause its inner water leaking-in, cause the damage to camera lens, add the cost of manufacture.
Therefore, prior art needs to be improved and develops.
Utility model content
The purpose of this utility model is when carrying out the test of product hermeticity energy, product to be put into water in above-mentioned prior art, causes interiors of products water leaking-in to cause the defect of damage of product, provides a kind of sealing property testing equipment.
The technical solution of the utility model is as follows:
A kind of sealing property testing equipment, wherein, comprising: the test container connected successively, air pump, vacuum air storage tank, gas pressure regulator, master controller and the gas pressure detector for detecting test container internal gas pressure value;
Packed article to be measured are placed in described test container, described master controller controls air pump and vacuum air storage tank by controlling gas pressure regulator, air in test container is extracted out by air pump instantaneously, and according to the gas pressure detector changing value detecting atmospheric pressure value and the examination criteria pre-set, the sealing property of article to be measured is analyzed, and exports analysis result.
Described sealing property testing equipment, wherein, described test container, to be connected by gas pipe line between air pump and vacuum air storage tank.
Described sealing property testing equipment, wherein, described test container comprises: vessel and be arranged on O-ring seal, described O-ring seal and the tight pressing of vessel seal of vessel seal.
Described sealing property testing equipment, wherein, described master controller comprises PLC.
Described sealing property testing equipment, wherein, described sealing property testing equipment also comprises the display screen of the test result that atmospheric pressure value and master controller for showing test container inside analyze; Described display screen is connected with master controller.
Beneficial effect: a kind of sealing property testing equipment that the utility model provides, by described sealing contents to be measured is positioned in test container, control instantaneously the air in test container to be extracted out, and the changing value of the test container internal gas pressure detected according to following gas pressure detector, and the examination criteria pre-set, the sealing property of article to be measured is analyzed, obtain analysis result, thus overcome in prior art and product is put into water testing product sealing property and cause interiors of products water leaking-in, cause the defect of damage of product, and this devices and methods therefor, easy to use, simple to operate, for the sealing property of testing product is provided convenience.
Accompanying drawing explanation
The principle assumption diagram of a kind of sealing property testing equipment that Fig. 1 provides for the utility model.
The flow chart of steps of a kind of sealing property method of testing that Fig. 2 provides for the utility model.
Embodiment
The utility model provides a kind of sealing property testing equipment, for making the purpose of this utility model, technical scheme and effect clearly, clearly, further describes the utility model referring to the accompanying drawing embodiment that develops simultaneously.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of sealing property testing equipment, as shown in Figure 1, and the test container 1 connected successively, air pump 2, vacuum air storage tank 3, gas pressure regulator 4, master controller 6 and the gas pressure detector 7 for detecting test container internal gas pressure value;
Described sealing contents to be measured is positioned in test container 1, described master controller 6 controls air pump 2 and vacuum air storage tank 3 by controlling gas pressure regulator 4, air in test container 1 is extracted out by air pump 2 instantaneously, and the changing value of the test container 1 internal gas pressure value detected according to following gas pressure detector 7 and the examination criteria that pre-sets, the sealing property of article to be measured is analyzed, and exports analysis result.
When embody rule, first above-mentioned test container 1, air pump 2, vacuum air storage tank 3, gas pressure regulator 4, master controller 6 are connected successively with gas pressure detector 7.
Concrete, described test container 1, to be connected by gas pipe line between air pump 2 and vacuum air storage tank 3, to be convenient to the air in test container 1 to be input in vacuum air storage tank 3 by air pump 2.
Because this proving installation is for measuring the sealing property of article, therefore, after connecting said apparatus successively, need the impermeability first checking this test container.Under described test container has very high bubble-tight prerequisite, the test to the sealing contents performance being sealed in test container inside could be realized very much.
Described test container is in order to itself have very high sealing property, its container itself adopts rigid material to do cylinder body, very high pressure can be born by within, and its vessel seal has ring structure, when by described airtight container sealing, by O-ring seal and the tight pressing of seal, prevent when being vacuumized, seal leaks gas, and causing cannot by evacuating air in described test container.
The bubble-tight method of testing of described test container itself is: after above-mentioned parts have connected, before not putting into product to be measured in test container, master controller is used first to control air pump and vacuum air storage tank by the evacuating air in test container, then the air pressure change in test container is after a time detected by gas pressure detector, if within the atmospheric pressure value in test container is unchanged or changing value is in acceptable scope, then illustrate that its air-tightness is good, said apparatus can be used to carry out the test of the sealing property of article to be measured.
When concrete use said apparatus carries out sealing contents performance test, first article to be measured are needed to be placed in test container, article to be measured are sealed in test container, use main controller controls gas pressure regulator to be found time instantaneously by the gas in test container by air pump and vacuum air storage tank.The described time of finding time instantaneously is 1 to 2 seconds, thus when making the air in test container and be evacuated, the air that article inside to be measured is contained can not output in test container in time.
After gas pressure regulator control air pump and vacuum air storage tank are by the evacuating air in test container, detect the air pressure change value in test container by gas pressure detector.The air pressure change value that gas pressure detector detects by master controller and the check criteria preset are compared, and obtain the result of article sealing property to be measured.
Concrete, described master controller comprises PLC and human-computer interaction interface, and described human-computer interaction interface is electrically connected with PLC.
Operating personnel can in advance by alternating interface between man and computer input control order and according to the check criteria requirement of sealing contents performance to be measured being arranged to air pressure change amount, be convenient to when carrying out interpretation of result, the air pressure change value detected in gas pressure detector and examination criteria are compared, show that the density performance of article to be measured belongs to qualified or defective.
Preferably, general, when vacuumizing test container, gas pressure regulator controls when showing test container internal gas pressure value in gas pressure detector for-530Mpa, then can think to be now vacuum state in test container, when carrying out article sealing property to be measured and checking, the test duration is adopted to be 30 ~ 60 seconds, if it is certified products that the atmospheric pressure value in test container is less than-526MPa, being greater than-526MPa is unacceptable product, that is to say that the check criteria of predetermined set is: Preset Time 30 ~ 60 seconds, the changing value of atmospheric pressure value is for being less than 46MPa.
Concrete, when the sealing property test carrying out article to be measured, after test container is found time by air pump instantaneously, in the predetermined detection time be: 30 ~ 60 seconds, if if the changing value of the atmospheric pressure value in test container is less than 4Mpa, then judge that the sealing property of these test article is qualified, otherwise judge that its sealing property is defective, if it is certified products that the atmospheric pressure value that is to say in test container is less than-526MPa, being greater than-526MPa is unacceptable product.
In order to more convenient operation personnel know test result, as shown in Figure 1, described sealing property testing equipment also comprises the display screen 5 be connected with master controller.The test result that described display screen 5 analyzes for the atmospheric pressure value and master controller showing test container inside.
Described sealing property testing equipment, be suitable for the sealing property that also can be placed into the article in container to detect, be particularly useful for small size and sealing property detection is carried out to the exigent article of sealing property, such as: the sealing property of said apparatus to vehicle-mounted pick-up camera lens can be convenient to use and detect.
On the basis of above-mentioned proving installation, the utility model additionally provide a kind of as described in the method for testing of sealing property testing equipment, as shown in Figure 2, said method comprising the steps of:
S1, sealing contents to be measured to be placed in test container.
S2, the air of finding time in test container instantaneously, and the air pressure change value in the test container after evacuate air is detected.
S3, in the given time, if the air pressure change value in evacuated vellel exceeds preassigned, then judge that article sealing property to be measured is defective, otherwise judge that article sealing property to be measured is as qualified.
Also comprise before described step S1:
S00, in advance test container, air pump, vacuum air storage tank, gas pressure detector to be connected successively with master controller, and to detect the impermeability of test container.
The method of testing of described sealing property testing equipment, wherein, also comprises after described step S00:
After the impermeability of S01, detection test container, the preassigned of this test in master controller is set.
A kind of sealing property testing equipment that the utility model provides, by described sealing contents to be measured is positioned in test container, control instantaneously the air in test container to be extracted out, and the changing value of the test container internal gas pressure detected according to following gas pressure detector, and the examination criteria pre-set, the sealing property of article to be measured is analyzed, obtain analysis result, thus overcome in prior art and product is put into water testing product sealing property and cause interiors of products water leaking-in, cause the defect of damage of product, and this devices and methods therefor, easy to use, simple to operate, for the sealing property of testing product is provided convenience.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to the utility model claims.

Claims (5)

1. a sealing property testing equipment, is characterized in that, comprising: the test container connected successively, air pump, vacuum air storage tank, gas pressure regulator, master controller and the gas pressure detector for detecting test container internal gas pressure value;
Packed article to be measured are placed in described test container, described master controller controls air pump and vacuum air storage tank by controlling gas pressure regulator, air in test container is extracted out by air pump instantaneously, and according to the gas pressure detector changing value detecting atmospheric pressure value and the examination criteria pre-set, the sealing property of article to be measured is analyzed, and exports analysis result.
2. sealing property testing equipment according to claim 1, is characterized in that, described test container, is connected by gas pipe line between air pump and vacuum air storage tank.
3. sealing property testing equipment according to claim 1, it is characterized in that, described test container comprises: vessel and be arranged on O-ring seal, described O-ring seal and the tight pressing of vessel seal of vessel seal.
4. sealing property testing equipment according to claim 1, it is characterized in that, described master controller comprises PLC.
5. sealing property testing equipment according to claim 1, it is characterized in that, described sealing property testing equipment also comprises the display screen of the test result that atmospheric pressure value and master controller for showing test container inside analyze; Described display screen is connected with master controller.
CN201420687355.8U 2014-11-17 2014-11-17 A kind of sealing property testing equipment Expired - Fee Related CN204286715U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420687355.8U CN204286715U (en) 2014-11-17 2014-11-17 A kind of sealing property testing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420687355.8U CN204286715U (en) 2014-11-17 2014-11-17 A kind of sealing property testing equipment

Publications (1)

Publication Number Publication Date
CN204286715U true CN204286715U (en) 2015-04-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420687355.8U Expired - Fee Related CN204286715U (en) 2014-11-17 2014-11-17 A kind of sealing property testing equipment

Country Status (1)

Country Link
CN (1) CN204286715U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109211492A (en) * 2018-10-26 2019-01-15 江西江铃集团新能源汽车有限公司 A kind of air tightness detection system and method
CN109916568A (en) * 2019-02-27 2019-06-21 重庆金康动力新能源有限公司 Electric machine controller sealing propertytest system, device and method
CN111190444A (en) * 2020-01-07 2020-05-22 深圳大学 Air pressure control method and device for container and electronic equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109211492A (en) * 2018-10-26 2019-01-15 江西江铃集团新能源汽车有限公司 A kind of air tightness detection system and method
CN109211492B (en) * 2018-10-26 2020-09-01 江西江铃集团新能源汽车有限公司 Air tightness detection system and method
CN109916568A (en) * 2019-02-27 2019-06-21 重庆金康动力新能源有限公司 Electric machine controller sealing propertytest system, device and method
CN111190444A (en) * 2020-01-07 2020-05-22 深圳大学 Air pressure control method and device for container and electronic equipment
CN111190444B (en) * 2020-01-07 2023-05-26 深圳大学 Air pressure control method and air pressure control device of container and electronic equipment

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150422

Termination date: 20171117

CF01 Termination of patent right due to non-payment of annual fee