CN201173840Y - Portable split AC and DC dual-purpose respiring valve positive and negative pressure tester - Google Patents
Portable split AC and DC dual-purpose respiring valve positive and negative pressure tester Download PDFInfo
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- CN201173840Y CN201173840Y CNU2007201786144U CN200720178614U CN201173840Y CN 201173840 Y CN201173840 Y CN 201173840Y CN U2007201786144 U CNU2007201786144 U CN U2007201786144U CN 200720178614 U CN200720178614 U CN 200720178614U CN 201173840 Y CN201173840 Y CN 201173840Y
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Abstract
The utility model relates to a positive and negative pressure tester of an alternating and direct dual-purpose breather valve, which is convenient for separating and is characterized in that a triple valve is respectively arranged in an air inlet and an air outlet of a compressor, one end of the triple valve is communicated with the air, an aerating connection hose and a pressure connection hose are arranged between a test control unit and a test board, and the aerating connection hose and the pressure connection hose are connected with the joint of the test control unit and the test board by a quick connector. A temperature sensor and a flow sensor are arranged on an aeration pipeline of the air inlet and the air outlet. A triple valve is transformed to test the positive and negative pressure and the leakage rate of the breather valve. Air holes are arranged on an air storage tank and are communicated with the surface of the test board and the breather valve. The compressor and a pressure sensor are arranged in the test control unit. The air inlet of the compressor is used to draw out the negative pressure, and the air outlet discharges the positive pressure. The positive and negative pressure tester of an alternating and direct dual-purpose breather valve has compact structure and high test capacity, can store data, and is convenient for widespread popularization and application.
Description
Technical field
The utility model relates to a kind of tester, a kind of positive and negative pressure tester of DC-AC two-use vacuum pressure valve of portable split particularly, the positive negative pressure, the leakage rate that are mainly used in the vacuum pressure valve of crude oil storage tank are measured, and belong to the technical field of the accessory aspect of equipment in the petroleum chemical industry.
Background technology
The positive negative pressure test major part that is used for the crude oil storage tank vacuum pressure valve at industrial circle all is to measure the positive negative pressure of vacuum pressure valve with the U-shaped glass-tube manometer, the method of this personnel selection pressure-vaccum is measured, human factor is many, the air feed deficiency, there is not the measurement of leakage rate, the device of more advanced mechanical test vacuum pressure valve positive/negative pressure is: as the positive negative pressure tester of vacuum pressure valve of Chinese utility model patent numbers 88202977, it is to utilize the air intake opening of compressor can take out negative pressure, the principle of gas outlet compressible air is tested the positive/negative pressure of vacuum pressure valve, the valve operate as normal that ensures respiration also can reduce the oil product volatilizing loss.In sum, though the positive negative pressure tester of vacuum pressure valve of Chinese utility model patent numbers 88202977 has been accomplished mechanical detection, but modernization inadequately, scientific and technological content is not high, thereby cause measurement data inaccurate, lack data storing etc., be not suitable for the demand in the age of current scientific and technological robotization, need to update.
Summary of the invention
At the deficiency that above-mentioned technical matters exists, the purpose of this utility model provides a kind of positive and negative pressure tester of DC-AC two-use vacuum pressure valve of portable split.
The technical solution of the utility model is as follows:
A kind of positive and negative pressure tester of DC-AC two-use vacuum pressure valve of portable split, comprise: vacuum pressure valve to be checked, test board, gas-holder, ventilation connects flexible pipe, pressure connects flexible pipe, temperature sensor, the T-valve of giving vent to anger, pressure transducer, flow sensor, the air inlet T-valve, compressor, display controller, test controller, connection, monitoring computer, the gas outlet, air intake opening, rapid-acting coupling, it is characterized in that: air intake opening on compressor and place, gas outlet are provided with T-valve respectively, one of T-valve and atmosphere communicate, test controller is provided with ventilation with the test board centre and is connected flexible pipe, pressure connects flexible pipe, connects flexible pipe in ventilation, pressure connects flexible pipe and is connected with rapid-acting coupling with the junction of test controller and test board.On the breather line of air intake opening and gas outlet, be provided with temperature sensor and flow sensor, measure the positive negative pressure and the leakage rate of vacuum pressure valve by the conversion of T-valve.There is pore to communicate on the gas-holder, also is provided with compressor and pressure transducer in the test controller the inside with test board surface and vacuum pressure valve.Utilize the air intake opening of compressor to take out negative pressure, the gas outlet goes out malleation, is transformed into the positive negative pressure of gas-holder then by two T-valve.Because of flow sensor, temperature sensor being housed at compressor outlet, by the pore that returns from vacuum pressure valve, connect micropressure sensor and measure positive negative pressure, all appts instrument compressor is all controlled by display controller, by the positive negative pressure of controller control survey, temperature, flow, and demonstrate measurement result.
The utility model compact conformation, easy and simple to handle, detection speed is fast, safe and reliable, data can be stored, and can directly generate the test report of various needs by the intellectual analysis of software, filled up a domestic blank of vacuum pressure valve in-site measurement, be convenient to generally apply.
Description of drawings
Fig. 1 is a flowage structure synoptic diagram of the present utility model
Among the figure: 1 vacuum pressure valve to be checked, 2 test boards, 3 gas-holder, 4 ventilations connect flexible pipes, 5 pressure and connect flexible pipe, 6 temperature sensors, 7 give vent to anger T-valve, 8 pressure transducers, 9 flow sensors, 10 air inlet T-valve, 11 compressors, 12 display controllers, 13 test controllers, 14 connections, 15 monitoring computers, 16 gas outlets, 17 air intake openings, 18 rapid-acting couplings.
Embodiment
As shown in Figure 1, air intake opening 17 on compressor 11 and 16 places, gas outlet are provided with T-valve, T-valve one and atmosphere respectively and communicate, be provided with ventilation in the middle of test controller 13 and the test board 2 and be connected flexible pipe 4 and be connected flexible pipe 5 with pressure, be connected flexible pipe 5 with pressure at the connection flexible pipe 4 of ventilating and be connected with rapid-acting coupling 18 with the junction of test controller 13 and test board 2.
On the breather line of air intake opening 17 and gas outlet 16, be provided with temperature sensor 6 and flow sensor 9.Measure the positive negative pressure and the leakage rate of vacuum pressure valve by the conversion of T-valve.There is pore to communicate on the gas-holder 3 with test board 2 surfaces and vacuum pressure valve.Also be provided with compressor 11 and pressure transducer 8 in test controller 13 the insides.
In the malleation test, 12 pairs of systems of display controller carry out initialization and prepare, system is connected by figure, the T-valve 7 of giving vent to anger is got to flow sensor 9 and is connected flexible pipe 4 and communicates with ventilation, air intake opening got to by air inlet T-valve 10 and atmosphere communicates, atmosphere enters compressor 11 by air inlet T-valve 10 like this, by getting compressed air stream after compressor 11 compressions, by flow sensor 9, temperature sensor 6, ventilation connects flexible pipe 4 to gas-holder 3, connect flexible pipe by the pressure that returns again to vacuum pressure valve 1 to be checked then pressure is passed to pressure transducer 8, compressor 11 is to increase discharge capacity gradually under the control of display controller 12, thereby measures the malleation leakage rate of vacuum pressure valve 1 to be checked, malleation.
In the negative pressure test, flow sensor 9 got to by the T-valve 7 of giving vent to anger and atmosphere communicates, air inlet T-valve 10 is got to air intake opening and is connected flexible pipe 4 and communicates with ventilation, the gas of compressor 11 enters atmosphere by the T-valve 7 of giving vent to anger like this, negative pressure in the compressor 11, by aspiration flow quantity sensor 9, temperature sensor 6, ventilation connects flexible pipe 4 to gas-holder 3, arrive the gas of vacuum pressure valve 1 to be checked again, make in the vacuum pressure valve 1 to be checked and form negative pressure gradually, connect flexible pipe by the pressure that returns then pressure is passed to pressure transducer 8, compressor 11 is to increase discharge capacity gradually under the control of display controller 12, thereby measures the negative pressure leakage rate of vacuum pressure valve 1 to be checked, negative pressure.
The utility model test is simple, accurately, quick, data can be stored, and can directly generate the test report of various needs by the intellectual analysis of software, have filled up a domestic blank of vacuum pressure valve in-site measurement.
Claims (2)
1. the positive and negative pressure tester of DC-AC two-use vacuum pressure valve of portable split, comprise: vacuum pressure valve to be checked (1), test board (2), gas-holder (3), ventilation connects flexible pipe (4), pressure connects flexible pipe (5), temperature sensor (6), the T-valve (7) of giving vent to anger, pressure transducer (8), flow sensor (9), air inlet T-valve (10), compressor (11), display controller (12), test controller (13), connection (14), monitoring computer (15), gas outlet (16), air intake opening (17), rapid-acting coupling (18) is characterized in that: be provided with compressor (11) and pressure transducer (8) in test controller (13) the inside; T-valve is located to be provided with respectively in air intake opening (17) on compressor (11) and gas outlet (16), and being provided with in the middle of test controller (13) and test board (2) ventilates is connected flexible pipe (4) and is connected flexible pipe (5) with pressure; On the breather line of air intake opening (17) and gas outlet (16), be provided with flow sensor (9) and temperature sensor (6); There is pore to be connected to test board (2) surface on the gas-holder (3) and vacuum pressure valve to be checked (1) communicates.
2. the positive and negative pressure tester of DC-AC two-use vacuum pressure valve of a kind of portable split as claimed in claim 1 is characterized in that: be connected flexible pipe (5) with pressure at ventilation connection flexible pipe (4) and be connected with rapid-acting coupling (18) with the junction of test controller (13) and test board (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201786144U CN201173840Y (en) | 2007-09-17 | 2007-09-17 | Portable split AC and DC dual-purpose respiring valve positive and negative pressure tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201786144U CN201173840Y (en) | 2007-09-17 | 2007-09-17 | Portable split AC and DC dual-purpose respiring valve positive and negative pressure tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201173840Y true CN201173840Y (en) | 2008-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201786144U Expired - Fee Related CN201173840Y (en) | 2007-09-17 | 2007-09-17 | Portable split AC and DC dual-purpose respiring valve positive and negative pressure tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201173840Y (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012302A (en) * | 2010-11-24 | 2011-04-13 | 山东万事达专用汽车制造有限公司 | Comprehensive air pressure test bed for vehicle-mounted steel tank |
| CN102507109A (en) * | 2011-11-02 | 2012-06-20 | 天津鹏翎胶管股份有限公司 | One-way valve rubber tube positive pressure opening and negative pressure leakage detection device and operation method |
| CN102759435A (en) * | 2012-06-29 | 2012-10-31 | 宜宾天瑞达汽车零部件有限公司 | Pneumatic EGR (Exhaust Gas Recirculation) valve detection device |
| CN103768736A (en) * | 2014-01-24 | 2014-05-07 | 山西虹安科技股份有限公司 | Intelligent respirator detection device |
| CN104006917A (en) * | 2014-06-09 | 2014-08-27 | 江苏省特种设备安全监督检验研究院常州分院 | Automatic checking and testing device for breather valve |
| CN105319033A (en) * | 2014-07-29 | 2016-02-10 | 江苏神通阀门股份有限公司 | Air valve leakage test device |
| CN105547666A (en) * | 2015-12-09 | 2016-05-04 | 中国矿业大学 | Manhole cover positive and negative pressure performance test bench and manhole cover positive and negative pressure performance test method |
| CN107202690A (en) * | 2017-07-25 | 2017-09-26 | 中建安装工程有限公司 | A kind of breather valve on-site calibration device and its application method |
| CN108152024A (en) * | 2017-12-18 | 2018-06-12 | 中国人民解放军总后勤部油料研究所 | A kind of breather valve roll-over test device |
| CN108535005A (en) * | 2018-06-08 | 2018-09-14 | 王廷利 | Mobile storage tank attachment pressure flow detector and its detection method |
| CN110207976A (en) * | 2019-07-10 | 2019-09-06 | 浙江省泵阀产品质量检验中心（永嘉县质量技术监督检测研究院） | A kind of automobile-used breather valve intelligent type comprehensive test device of oil tank |
| CN110441008A (en) * | 2018-05-04 | 2019-11-12 | 布劳恩惰性气体系统有限公司 | Leak test equipment, computer program product and leak test component |
| CN114323968A (en) * | 2021-11-12 | 2022-04-12 | 中国矿业大学 | Single-gas-source positive-negative-pressure adjustable testing device and testing method |
-
2007
- 2007-09-17 CN CNU2007201786144U patent/CN201173840Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012302A (en) * | 2010-11-24 | 2011-04-13 | 山东万事达专用汽车制造有限公司 | Comprehensive air pressure test bed for vehicle-mounted steel tank |
| CN102507109A (en) * | 2011-11-02 | 2012-06-20 | 天津鹏翎胶管股份有限公司 | One-way valve rubber tube positive pressure opening and negative pressure leakage detection device and operation method |
| CN102759435A (en) * | 2012-06-29 | 2012-10-31 | 宜宾天瑞达汽车零部件有限公司 | Pneumatic EGR (Exhaust Gas Recirculation) valve detection device |
| CN103768736A (en) * | 2014-01-24 | 2014-05-07 | 山西虹安科技股份有限公司 | Intelligent respirator detection device |
| CN103768736B (en) * | 2014-01-24 | 2015-12-23 | 山西虹安科技股份有限公司 | A kind of intelligent breathing device checkout gear |
| CN104006917A (en) * | 2014-06-09 | 2014-08-27 | 江苏省特种设备安全监督检验研究院常州分院 | Automatic checking and testing device for breather valve |
| CN104006917B (en) * | 2014-06-09 | 2016-03-23 | 江苏省特种设备安全监督检验研究院常州分院 | A kind of vacuum pressure valve automatic Verification proving installation |
| CN105319033A (en) * | 2014-07-29 | 2016-02-10 | 江苏神通阀门股份有限公司 | Air valve leakage test device |
| CN105547666A (en) * | 2015-12-09 | 2016-05-04 | 中国矿业大学 | Manhole cover positive and negative pressure performance test bench and manhole cover positive and negative pressure performance test method |
| CN105547666B (en) * | 2015-12-09 | 2018-02-02 | 中国矿业大学 | A kind of manhole cover positive/negative-pressure property test platform and method |
| CN107202690A (en) * | 2017-07-25 | 2017-09-26 | 中建安装工程有限公司 | A kind of breather valve on-site calibration device and its application method |
| CN108152024A (en) * | 2017-12-18 | 2018-06-12 | 中国人民解放军总后勤部油料研究所 | A kind of breather valve roll-over test device |
| CN110441008A (en) * | 2018-05-04 | 2019-11-12 | 布劳恩惰性气体系统有限公司 | Leak test equipment, computer program product and leak test component |
| CN108535005A (en) * | 2018-06-08 | 2018-09-14 | 王廷利 | Mobile storage tank attachment pressure flow detector and its detection method |
| CN110207976A (en) * | 2019-07-10 | 2019-09-06 | 浙江省泵阀产品质量检验中心（永嘉县质量技术监督检测研究院） | A kind of automobile-used breather valve intelligent type comprehensive test device of oil tank |
| CN114323968A (en) * | 2021-11-12 | 2022-04-12 | 中国矿业大学 | Single-gas-source positive-negative-pressure adjustable testing device and testing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081231 Termination date: 20100917 |