CN111024380A - Pressure-tight sleeve pressure-tight test system and pressure-tight sleeve pressure-tight test method - Google Patents
Pressure-tight sleeve pressure-tight test system and pressure-tight sleeve pressure-tight test method Download PDFInfo
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- CN111024380A CN111024380A CN201911312707.5A CN201911312707A CN111024380A CN 111024380 A CN111024380 A CN 111024380A CN 201911312707 A CN201911312707 A CN 201911312707A CN 111024380 A CN111024380 A CN 111024380A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/0202—Control of the test
- G01N2203/0208—Specific programs of loading, e.g. incremental loading or pre-loading
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- Health & Medical Sciences (AREA)
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- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention provides an airtight sleeve pressure-resistant test system and an airtight sleeve pressure-resistant test method. The airtight sleeve pressure-resistant test method comprises the steps of placing an airtight sleeve in a test box when a user needs the airtight sleeve pressure-resistant test system, sending an air source by using the airtight sleeve pressure-resistant test system, adjusting a pressure regulating valve to maintain the pressure of the air source at a test pressure preset by the user, after the test time preset by the user passes, opening an exhaust valve to exhaust air in the test box, and taking out the airtight sleeve. By adopting the technical scheme of the invention, the visual control of the test pressure in the test box and the automatic control of the time used in the test process are realized, the precision and the reliability of the test result are improved, and the labor intensity of a tester is reduced.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to an airtight sleeve pressure-resistant test system and an airtight sleeve pressure-resistant test method.
Background
The motor is a common power device in electromechanical equipment or devices, and in the motor, the manufacturing technical requirements of various main structural components are high, and the motor is required to be capable of bearing enough pressure, so when manufacturing the components, a pressure resistance test needs to be carried out on corresponding structural component products, and an airtight sleeve is one of the structural components, in the prior art, when carrying out the pressure resistance test on the airtight sleeve, the airtight sleeve is usually placed in a closed test box, and the test is carried out by feeding gas with proper pressure into the test box, however, in the test process, the pressure of the gas in the test box needs to be maintained stable, because a user cannot intuitively read and obtain the pressure value in the test box, the user cannot grasp the pressure state in the test box, the test process is easy to generate deviation, and in addition, the user cannot intuitively grasp the pressure bearing time of the airtight sleeve in the test box, the testing precision is influenced, and a user can not make correct judgment on whether the airtight sleeve product is qualified or not.
Disclosure of Invention
In order to solve the technical problems, the invention provides an airtight sleeve pressure-resistant test system and an airtight sleeve pressure-resistant test method.
The invention is realized by the following technical scheme.
The invention provides an airtight sleeve pressure resistance test system which comprises a pressure regulating valve, an air inlet valve, an air outlet valve and a test box, wherein an air inlet and an air outlet are arranged on the test box, the input end of the pressure regulating valve is connected with an air source, the output end of the pressure regulating valve is connected with the air inlet valve in series and then is communicated with the air inlet, and the air outlet valve is communicated with the air outlet.
And a filter is also connected in series between the input end of the pressure regulating valve and the air source.
The airtight sleeve pressure-resistant test system further comprises a controller, and the control end of the air inlet valve and the control end of the exhaust valve are electrically connected with the output end of the controller through leads respectively.
The output end of the controller is also connected with a buzzer through a lead.
The air inlet valve and the exhaust valve are uniformly one-way valves.
And a pressure gauge is further installed on the test box and communicated with the internal space of the test box.
In addition, the invention also provides a pressure resistance test method of the airtight sleeve, which comprises the following steps:
when the airtight sleeve pressure-resistant test system of any one of claims 1 to 6 is used, the airtight sleeve is placed in the test box when required by a user, the air source is connected through the input end of the filter, the air source enters the test box through the opening of the air inlet valve, the pressure regulating valve is adjusted to maintain the air source pressure at the test pressure preset by the user, after the test time preset by the user passes, the air in the test box is exhausted through the opening of the air outlet valve, and the airtight sleeve is taken out.
The testing pressure preset by the user is 0.05 MPa.
The airtight sleeve pressure resistance test method further comprises the following steps:
airtight cover withstand voltage test system still includes the controller, air inlet valve control end, discharge valve control end pass through wire and controller output electric connection respectively, make the air supply get into through opening the admission valve before in the test box, with the test time that the user predetermines to be deposited in the controller.
The testing time preset by the user is 3 min.
The invention has the beneficial effects that: by adopting the technical scheme of the invention, the pressure gauge is arranged on the test box, so that a user can master the gas pressure condition in the test box in a convenient area, and the automatic control is carried out on the test time in the test box by using the controller, thereby ensuring the accuracy of the test process, improving the test precision, reducing the labor intensity of testers, and laying a foundation for the user to make correct judgment on whether the airtight sleeve product is qualified. The invention has the characteristics of simple structure, convenient use, high test precision and the like.
Drawings
Fig. 1 is a schematic structural diagram of a pressure-tight casing pressure-tight test system according to the present invention.
In the figure: 1-pressure regulating valve, 2-air inlet valve, 3-air outlet valve, 4-test box, 5-filter, 6-controller and 7-buzzer.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1, the present invention provides an airtight sleeve pressure-resistant testing system, which comprises a pressure regulating valve 1, an air inlet valve 2, an air outlet valve 3 and a testing box 4, wherein an air inlet and an air outlet are arranged on the testing box 4, an air source is connected to an input end of the pressure regulating valve 1, an output end of the pressure regulating valve 1 is connected in series with the air inlet valve 2 and then is communicated with the air inlet, and the air outlet valve 3 is communicated with the.
Further, a filter 5 is connected in series between the input end of the pressure regulating valve 1 and the air source. Various impurities in the air source can be filtered by the filter 5, the impurities are prevented from corroding the airtight sleeve in the testing process, and a foundation is laid for improving the testing precision.
In addition, the airtight sleeve pressure-resistant test system also comprises a controller 6, and the control end of the air inlet valve 2 and the control end of the exhaust valve 3 are respectively electrically connected with the output end of the controller 6 through leads. Further, the output end of the controller 6 is also connected with a buzzer 7 through a lead. The air inlet valve 2 and the exhaust valve 3 are uniformly one-way valves. And a pressure gauge 8 is also arranged on the test box 4, and the pressure gauge 8 is communicated with the inner space of the test box 4. By adopting the technical scheme of the invention, a user can master the gas pressure condition in the test box by visually reading the indication number on the pressure gauge 8, thereby being beneficial to obtaining an accurate test result.
In addition, the invention also provides a pressure resistance test method of the airtight sleeve, which comprises the following steps:
when the pressure-tight sleeve pressure-tight test system of any one of claims 1 to 6 is used, the pressure-tight sleeve is placed in the test box 4 when required by a user, the air source is connected to the input end of the filter 5, the air source enters the test box 4 by opening the air inlet valve 2, the pressure regulating valve 1 is adjusted to maintain the air source pressure at the test pressure preset by the user, and after the test time preset by the user, the air in the test box 4 is exhausted by opening the air outlet valve 3, and the air-tight sleeve is taken out.
Further, it is preferable that the test pressure preset by the user is 0.05 MPa. The airtight sleeve pressure resistance test method also comprises the following steps:
airtight cover withstand voltage test system still includes controller 6, and admission valve 2 control end, discharge valve 3 control end pass through wire and controller 6 output electric connection respectively, and before making the air supply get into test box 4 through opening admission valve 2, store the test time that the user predetermines in controller 6. The testing time preset by the user is 3 min.
By adopting the technical scheme of the invention, the pressure gauge is arranged on the test box, so that a user can master the gas pressure condition in the test box in a convenient area, and the automatic control is carried out on the test time in the test box by using the controller, thereby ensuring the accuracy of the test process, improving the test precision, reducing the labor intensity of testers, and laying a foundation for the user to make correct judgment on whether the airtight sleeve product is qualified. The invention has the characteristics of simple structure, convenient use, high test precision and the like.
Claims (10)
1. The utility model provides an airtight cover withstand voltage test system which characterized in that: including air-vent valve (1), admission valve (2), discharge valve (3) and test box (4), be provided with air inlet and gas vent on test box (4), the air supply is inserted to air-vent valve (1) input, after admission valve (2) was connected in series to air-vent valve (1) output with the air inlet switch-on, discharge valve (3) with the gas vent switch-on.
2. The hermetic enclosure pressure resistance test system according to claim 1, wherein: and a filter (5) is also connected in series between the input end of the pressure regulating valve (1) and the air source.
3. The hermetic enclosure pressure resistance test system according to claim 1, wherein: airtight cover withstand voltage test system still includes controller (6), admission valve (2) control end, discharge valve (3) control end pass through wire and controller (6) output electric connection respectively.
4. The hermetic enclosure pressure resistance test system according to claim 3, wherein: the output end of the controller (6) is also connected with a buzzer (7) through a lead.
5. The hermetic enclosure pressure resistance test system according to claim 1, wherein: the air inlet valve (2) and the air outlet valve (3) are uniform one-way valves.
6. The hermetic enclosure pressure resistance test system according to claim 1, wherein: and a pressure gauge (8) is further installed on the test box (4), and the pressure gauge (8) is communicated with the inner space of the test box (4).
7. A pressure-resistant test method for an airtight sleeve is characterized by comprising the following steps: the method comprises the following steps:
using the pressure-tight casing pressure-tight test system according to any one of claims 1 to 6, when a user needs it, the airtight casing is placed inside the test box (4), a gas source is connected through the input end of the filter (5), the gas source is led into the test box (4) by opening the gas inlet valve (2), the pressure regulating valve (1) is adjusted to maintain the gas source pressure at the test pressure preset by the user, after the test time preset by the user, the gas inside the test box (4) is exhausted by opening the gas outlet valve (3), and the airtight casing is taken out.
8. The airtight sleeve pressure resistance test method according to claim 7, wherein: the testing pressure preset by the user is 0.05 MPa.
9. The airtight sleeve pressure resistance test method according to claim 7, wherein: the airtight sleeve pressure resistance test method further comprises the following steps:
airtight cover withstand voltage test system still includes controller (6), admission valve (2) control end, discharge valve (3) control end pass through wire and controller (6) output electric connection respectively, make the air supply get into through opening admission valve (2) before test box (4), with the test time that the user predetermines to deposit in controller (6).
10. The airtight sleeve pressure resistance test method according to claim 7 or 9, wherein: the testing time preset by the user is 3 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911312707.5A CN111024380A (en) | 2019-12-18 | 2019-12-18 | Pressure-tight sleeve pressure-tight test system and pressure-tight sleeve pressure-tight test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911312707.5A CN111024380A (en) | 2019-12-18 | 2019-12-18 | Pressure-tight sleeve pressure-tight test system and pressure-tight sleeve pressure-tight test method |
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| Publication Number | Publication Date |
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| CN111024380A true CN111024380A (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911312707.5A Pending CN111024380A (en) | 2019-12-18 | 2019-12-18 | Pressure-tight sleeve pressure-tight test system and pressure-tight sleeve pressure-tight test method |
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| CN (1) | CN111024380A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355301Y (en) * | 2009-02-05 | 2009-12-02 | 深圳市宝德自动化精密设备有限公司 | Air tightness detection equipment |
| CN204679345U (en) * | 2015-04-29 | 2015-09-30 | 重庆伟星新型建材有限公司 | For the underground heat pressure testing device that tubing detects |
| CN205449409U (en) * | 2015-12-31 | 2016-08-10 | 中国船舶重工集团公司七五○试验场 | Airtight pressure measurement |
| CN206311287U (en) * | 2016-12-27 | 2017-07-07 | 德尔福派克电气系统有限公司 | A kind of wire harness leakage tester |
| CN206891669U (en) * | 2017-07-10 | 2018-01-16 | 海南新美特科技有限公司 | A kind of automotive air intake pipe air tightness detection equipment |
| CN207570931U (en) * | 2017-12-08 | 2018-07-03 | 中国石油天然气股份有限公司 | Steel cylinder pressure experimental device |
| CN207717527U (en) * | 2017-12-11 | 2018-08-10 | 天津航天瑞莱科技有限公司 | The pressure-resistant performance test system of product on a kind of spacecraft |
| CN208751811U (en) * | 2018-10-11 | 2019-04-16 | 武汉每通浩瀚测控科技有限公司 | Test device for air tightness |
| CN109708974A (en) * | 2018-12-25 | 2019-05-03 | 青岛昊悦机械有限公司 | A kind of gas receiver Withstand test device |
-
2019
- 2019-12-18 CN CN201911312707.5A patent/CN111024380A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355301Y (en) * | 2009-02-05 | 2009-12-02 | 深圳市宝德自动化精密设备有限公司 | Air tightness detection equipment |
| CN204679345U (en) * | 2015-04-29 | 2015-09-30 | 重庆伟星新型建材有限公司 | For the underground heat pressure testing device that tubing detects |
| CN205449409U (en) * | 2015-12-31 | 2016-08-10 | 中国船舶重工集团公司七五○试验场 | Airtight pressure measurement |
| CN206311287U (en) * | 2016-12-27 | 2017-07-07 | 德尔福派克电气系统有限公司 | A kind of wire harness leakage tester |
| CN206891669U (en) * | 2017-07-10 | 2018-01-16 | 海南新美特科技有限公司 | A kind of automotive air intake pipe air tightness detection equipment |
| CN207570931U (en) * | 2017-12-08 | 2018-07-03 | 中国石油天然气股份有限公司 | Steel cylinder pressure experimental device |
| CN207717527U (en) * | 2017-12-11 | 2018-08-10 | 天津航天瑞莱科技有限公司 | The pressure-resistant performance test system of product on a kind of spacecraft |
| CN208751811U (en) * | 2018-10-11 | 2019-04-16 | 武汉每通浩瀚测控科技有限公司 | Test device for air tightness |
| CN109708974A (en) * | 2018-12-25 | 2019-05-03 | 青岛昊悦机械有限公司 | A kind of gas receiver Withstand test device |
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Application publication date: 20200417 |
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| RJ01 | Rejection of invention patent application after publication |