CN204228359U - A kind of gas circular leak hunting device - Google Patents
A kind of gas circular leak hunting device Download PDFInfo
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- CN204228359U CN204228359U CN201420687529.0U CN201420687529U CN204228359U CN 204228359 U CN204228359 U CN 204228359U CN 201420687529 U CN201420687529 U CN 201420687529U CN 204228359 U CN204228359 U CN 204228359U
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Abstract
The utility model relates to a kind of gas circular leak hunting device, connect the gas circuit valve body gentle road pipeline in air-channel system, this device comprises casing and air compressor, power module of voltage regulation is provided with in described casing, show first of total air pressure and detect gas path module and the second detection gas path module, described power module of voltage regulation connects the first detection gas path module and second respectively and detects gas path module, and the gas circuit valve body connected in air-channel system, described first detects gas path module one end connects air compressor, the other end connects the gas path pipe in air-channel system, described second detects gas path module one end connects the first detection gas path module, the other end connects the gas path pipe in air-channel system.Compared with prior art, the utility model has the advantages such as structure is simple, easy to use, highly versatile.
Description
Technical field
The utility model relates to gas permeation detection technique field, especially relates to a kind of gas circular leak hunting device.
Background technology
Air-channel system is mainly used in process high-pure gas, or the opertaing device of toxic gas and corrosive gas, is the real air-channel system for laboratory.At present, various equipment can use air-channel system, and particularly the use of gas circuit pipeline, gas circuit valve body is a lot.Therefore, detect gas circuit pipeline, that whether gas circuit valve body leaks gas is very important, existing detection method is simple, and structure of the detecting device is single, and automaticity is low, and it is convenient not and comprehensively to make to detect.
Utility model content
The purpose of this utility model is exactly provide that a kind of structure is simple, easy to use, the gas circular leak hunting device of highly versatile to overcome defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of gas circular leak hunting device, connect the gas circuit valve body gentle road pipeline in air-channel system, this device comprises casing and air compressor, power module of voltage regulation is provided with in described casing, show first of total air pressure and detect gas path module and the second detection gas path module, described power module of voltage regulation connects the first detection gas path module and second respectively and detects gas path module, and the gas circuit valve body connected in air-channel system, described first detects gas path module one end connects air compressor, the other end connects the gas path pipe in air-channel system, described second detects gas path module one end connects the first detection gas path module, the other end connects the gas path pipe in air-channel system.
Described air compressor is provided with gas-holder.
Described power module of voltage regulation adopts AC-DC converter.
Described first detects gas path module comprises the first pipeline, the first solenoid valve, the second solenoid valve and air pressure Displaying Meter, described first pipeline two ends connect the gas path pipe in air compressor and air-channel system respectively, described first solenoid valve, air pressure Displaying Meter and the second solenoid valve are located on the first pipeline successively, and described second detects gas path module is connected with the first pipeline between the first solenoid valve and the second solenoid valve is through.
Described second detects gas path module comprises the second pipeline, pressure maintaining valve and the 3rd solenoid valve, and described second pipeline two ends connect the gas path pipe in the first detection gas path module and air-channel system respectively, and described pressure maintaining valve and the 3rd solenoid valve are located on the second pipeline successively.
Also be provided with timing module in described casing, described timing module connects power module of voltage regulation.
Described timing module comprises the time relay, hummer and timing reset button, and the described time relay connects power module of voltage regulation, hummer and timing reset button respectively.
Compared with prior art, the utility model has the following advantages:
1) the utility model has environmental protection and economy benefit, use the air compressor of band gas-holder as compressed gas source, the pressurized air of steady pressure can be uninterruptedly provided continuously, comparatively use bottled Standard Gases source side just, economical, source of the gas also can be used as the place use that valve body and miscellaneous part dedusting, drying etc. need to use source of the gas;
2) the utility model realizes gas circular leak hunting technology, be provided with total air pressure Displaying Meter display input air pressure (pressure is adjustable as required), when testing pipeline liquid injecting device, providing dwell pressure to show, the sealing of product pipeline liquid injecting device is tested;
3) the utility model realizes control time robotization, the pressing time detecting closing pipe line is controlled by the time relay, time to after have auditory tone cues, also be provided with time reset button, when needing to restart test, can reset timing time, again loop test at any time, simultaneously to the timing of the performing leak test of the valve body of assembling and pipeline, the good seal of valve body and pipeline can be determined;
4) the utility model not only can detect gas path pipe, also the gas circuit valve body be installed on gas path pipe is detected, be provided with DC24V power supply to export, can when testing the air-channel system containing DC24V gas circuit valve body, power to gas circuit valve body, test gas circuit pipeline sealing, and the quality of the leakproofness of gas circuit valve body and gas circuit valve body;
5) the utility model versatility, practical, exports the pressurized air of 0.2MPa and 0.4MPa two kinds of pressure simultaneously, can be used for testing different device, assembly and pipeline liquid injecting device.
Accompanying drawing explanation
Fig. 1 is the utility model apparatus structure schematic diagram;
Fig. 2 is the front panel schematic diagram of casing in the utility model;
Fig. 3 is the rear panel schematic diagram of casing in the utility model.
In figure: 1-1, air input switch, 1-2, air pressure Displaying Meter, 1-3, second gas output switch, 1-4, first gas output switch, 1-5, direct current output interface, 1-6, the time relay, 1-7, timing reset button, 1-8, first gas output interface, 1-9, second gas output interface, 1-10, gas input interface, 1-11, power switch, 1-12, power interface, 2-1, AC-DC converter, 2-2, first solenoid valve, 2-3, second solenoid valve, 2-4, 3rd solenoid valve, 2-5, pressure maintaining valve, 2-6, hummer, 3, air compressor, 4, air-channel system.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As shown in Figure 1, a kind of gas circular leak hunting device, connect the gas circuit valve body gentle road pipeline in air-channel system 4, this device comprises casing and air compressor 3, power module of voltage regulation is provided with in casing, show first of total air pressure and detect gas path module and the second detection gas path module, power module of voltage regulation connects the first detection gas path module and second respectively and detects gas path module, power, also connect the gas circuit valve body in air-channel system 4, whether the gas circuit valve body detected in air-channel system 4 normally works, first detects gas path module one end connects air compressor 3, the other end connects the gas path pipe in air-channel system 4, second detects gas path module one end connects the first detection gas path module, the other end connects the gas path pipe in air-channel system 4, control the first detection gas path module and second and detect the pressurized air that gas path module exports different pressure, whether the gas path pipe detected in different air-channel system 4 leaks gas.
Wherein, first detects gas path module comprises the first pipeline, the first solenoid valve 2-2, the second solenoid valve 2-3 and air pressure Displaying Meter 1-2, first pipeline two ends connect the gas path pipe in air compressor 3 and air-channel system 4 respectively, first solenoid valve 2-2, air pressure Displaying Meter 1-2 and the second solenoid valve 2-3 are located on the first pipeline successively, and second detects gas path module is connected with the first pipeline between the first solenoid valve 2-2 and the second solenoid valve 2-3 is through.Air pressure Displaying Meter 1-2 shows input air pressure (pressure is adjustable as required); When testing pipeline liquid injecting device, providing dwell pressure to show, the sealing of product pipeline liquid injecting device is tested.
Second detects gas path module comprises the second pipeline, pressure maintaining valve 2-5 and the 3rd solenoid valve 2-4, second pipeline two ends connect the gas path pipe in the first detection gas path module and air-channel system 4 respectively, pressure maintaining valve 2-5 and the 3rd solenoid valve 2-4 is located on the second pipeline successively, and pressure maintaining valve 2-5 changes the compressed-air actuated pressure being entered the second pipeline by the first detection gas path module.
Air compressor 3 is provided with gas-holder, as compressed gas source, the pressurized air of steady pressure can be uninterruptedly provided continuously, comparatively use bottled Standard Gases source side just, economical, source of the gas also can be used as the place use that valve body and miscellaneous part dedusting, drying etc. need to use source of the gas.
Power module of voltage regulation adopts AC-DC converter 2-1.
Also be provided with timing module in casing, timing module connects power module of voltage regulation.Timing module comprises time relay 1-6, hummer 2-6 and timing reset button 1-7, and time relay 1-6 connects power module of voltage regulation, hummer 2-6 and timing reset button 1-7 respectively.Time relay 1-6 is used for carrying out timing to the gas circuit valve body of assembling and the performing leak test of gas circuit pipeline, if certain hour internal gas pressure is constant, determines the good seal of gas circuit valve body and gas circuit pipeline.Hummer 2-6 realizes controlling to detect pressing time of closing pipe line, the time to after have auditory tone cues.Timing reset button 1-7 is located on the front panel of casing, and when needing to restart test, can reset timing time, again loop test at any time.
Air compressor 3 exports 0.4MPa pressurized air, and first detects gas path module exports 0.4MPa pressurized air, and second detects gas path module exports 0.2MPa pressurized air.
As shown in Figure 2, the front panel of casing is provided with air input switch 1-1, the gauge outfit of air pressure Displaying Meter 1-2, first gas output switch 1-4, second gas output switch 1-3, direct current output interface 1-5, the display screen of time relay 1-6 device, first gas output interface 1-8, second gas output interface 1-9 and gas input interface 1-10, gas input interface 1-10 is the input end of the first pipeline, air input switch 1-1 connection control first solenoid valve 2-2, first gas output switch 1-4 connection control second solenoid valve 2-3, second gas output switch 1-3 connection control the 3rd solenoid valve 2-4, first gas output interface 1-8 is the output terminal of the first pipeline, second gas output interface 1-9 is the output terminal of the second pipeline, direct current output interface 1-5 is the AC-DC converter 2-1 output terminal for connecting solenoid valve in air-channel system 4, export DC24V, can when testing the air-channel system 4 containing DC24V gas circuit valve body, power to gas circuit valve body, test gas circuit pipeline sealing, and the leakproofness of gas circuit valve body, whether normally work.
As shown in Figure 3, the rear panel of casing is provided with power switch 1-11 and power interface 1-12, and power switch 1-11 controls power interface 1-12 and powers to AC-DC converter 2-1.
The course of work of this device is:
1) first by 0.4MPa compressed air source and AC220V plant-grid connection, AC220V power supply is converted into DC24V direct supply by AC-DC converter 2-1, powers to time relay 1-6, powers to the gas circuit valve body in air-channel system 4 simultaneously;
2) the first solenoid valve 2-2 conducting is controlled by the air input switch 1-1 of front panel, control the 3rd solenoid valve 2-4 by the second gas output switch 1-3 and export 0.2MPa pressurized air, or control the second solenoid valve 2-3 by the first gas output switch 1-4 and export 0.4MPa pressurized air, wherein, the voltage stabilizing of 0.4MPa air pressure exports at 0.2MPa by pressure maintaining valve 2-5;
3) air-channel system 4 is pressurizeed, now can the time parameter of setup times relay 1-6, time relay 1-6 controls hummer 2-6, controls the pressing time of the gas circuit pipeline closed in air-channel system 4;
4) close the first solenoid valve 2-2 after pressurization, after a period of time, air pressure Displaying Meter 1-2 display pipes pressure does not reduce, then whole pipeline sealing is good.The time of leak test can be recorded by relay 1-6 observing time.
Claims (7)
1. a gas circular leak hunting device, connect the gas circuit valve body gentle road pipeline in air-channel system, it is characterized in that, this device comprises casing and air compressor, power module of voltage regulation is provided with in described casing, show first of total air pressure and detect gas path module and the second detection gas path module, described power module of voltage regulation connects the first detection gas path module and second respectively and detects gas path module, and the gas circuit valve body connected in air-channel system, described first detects gas path module one end connects air compressor, the other end connects the gas path pipe in air-channel system, described second detects gas path module one end connects the first detection gas path module, the other end connects the gas path pipe in air-channel system.
2. a kind of gas circular leak hunting device according to claim 1, it is characterized in that, described air compressor is provided with gas-holder.
3. a kind of gas circular leak hunting device according to claim 1, is characterized in that, described power module of voltage regulation adopts AC-DC converter.
4. a kind of gas circular leak hunting device according to claim 1, it is characterized in that, described first detects gas path module comprises the first pipeline, the first solenoid valve, the second solenoid valve and air pressure Displaying Meter, described first pipeline two ends connect the gas path pipe in air compressor and air-channel system respectively, described first solenoid valve, air pressure Displaying Meter and the second solenoid valve are located on the first pipeline successively, and described second detects gas path module is connected with the first pipeline between the first solenoid valve and the second solenoid valve is through.
5. a kind of gas circular leak hunting device according to claim 1, it is characterized in that, described second detects gas path module comprises the second pipeline, pressure maintaining valve and the 3rd solenoid valve, described second pipeline two ends connect the gas path pipe in the first detection gas path module and air-channel system respectively, and described pressure maintaining valve and the 3rd solenoid valve are located on the second pipeline successively.
6. a kind of gas circular leak hunting device according to claim 1, is characterized in that, be also provided with timing module in described casing, and described timing module connects power module of voltage regulation.
7. a kind of gas circular leak hunting device according to claim 6, it is characterized in that, described timing module comprises the time relay, hummer and timing reset button, and the described time relay connects power module of voltage regulation, hummer and timing reset button respectively.
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CN201420687529.0U CN204228359U (en) | 2014-11-17 | 2014-11-17 | A kind of gas circular leak hunting device |
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CN201420687529.0U CN204228359U (en) | 2014-11-17 | 2014-11-17 | A kind of gas circular leak hunting device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104390750A (en) * | 2014-11-17 | 2015-03-04 | 上海欣影电力科技股份有限公司 | Air circulating leak detecting device |
CN110553802A (en) * | 2019-09-12 | 2019-12-10 | 爱发科东方真空(成都)有限公司 | Leakage detection device and method for large leakage measurement |
-
2014
- 2014-11-17 CN CN201420687529.0U patent/CN204228359U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104390750A (en) * | 2014-11-17 | 2015-03-04 | 上海欣影电力科技股份有限公司 | Air circulating leak detecting device |
CN104390750B (en) * | 2014-11-17 | 2017-05-10 | 上海欣影电力科技股份有限公司 | Air circulating leak detecting device |
CN110553802A (en) * | 2019-09-12 | 2019-12-10 | 爱发科东方真空(成都)有限公司 | Leakage detection device and method for large leakage measurement |
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