CN210802818U - Gas leakage detection device - Google Patents
Gas leakage detection device Download PDFInfo
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- CN210802818U CN210802818U CN201922353602.6U CN201922353602U CN210802818U CN 210802818 U CN210802818 U CN 210802818U CN 201922353602 U CN201922353602 U CN 201922353602U CN 210802818 U CN210802818 U CN 210802818U
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- leakage
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Abstract
The utility model discloses a gas leakage detection device belongs to gas leakage detection area. The leakage detection device comprises a triplet, a leakage instrument and a flow instrument, wherein the triplet is provided with an air inlet and two air outlets, the leakage instrument is connected with one air outlet of the triplet, and the flow instrument is connected with the other air outlet of the triplet; the leakage instrument is connected with the vacuum pump, and the air outlet end of the leakage instrument is connected with the unit to be tested through a first Y valve and a second Y valve in sequence; and, the first Y valve also has a gas exhaust end. A flow meter and a vacuum pump are used to automatically adjust the gas flow and pressure with high precision. The gas flow and pressure are automatically detected with high precision by using the flow meter and the leakage meter, and the detection efficiency of the product is improved and the precision of the product is improved by using the whole leakage detection device.
Description
Technical Field
The utility model belongs to gas leakage detection field, in particular to gas leakage detection device.
Background
Leak detection is commonly referred to as "leak detection". The method is mainly used for finding the leak defects. The leakage detection technology is mainly used for detecting vacuum containers, pressure containers or liquid storage containers and the like, and is used for detecting wall penetrating defects such as leakage holes, cracks and the like and air tightness defects so as to prevent accidents caused by leakage and avoid the loss of energy and resources, environmental pollution and the like.
Leak detection has two aspects including location and quantification, i.e., detecting the location of the leak and the amount of the leak. Because the leakage of compressed air has the characteristics of many leakage points and leakage is not suitable for detection, the industrial enterprise inspection mainly adopts a crude method of smearing soapy water, the leakage of the compressed air unconsciously causes the loss of a factory, and how to timely and efficiently perform leakage detection becomes very urgent.
Disclosure of Invention
In order to solve the problems, the utility model relates to a gas leakage detection device,
the leak detection device includes:
a triplet having an air inlet and two air outlets;
the leakage instrument is connected with one air outlet of the triple piece;
the flow instrument is connected with the other air outlet of the triple piece;
the leakage instrument is connected with the vacuum pump, and the air outlet end of the leakage instrument is connected with the unit to be tested through a first Y valve and a second Y valve in sequence; and, the first Y valve also has a gas exhaust end.
Preferably, the leak detection apparatus further includes:
and the plug is used for closing or opening the pipeline opening of the unit to be tested.
Preferably, the leak detection apparatus further includes:
the cylinder can drive the plug to close or open the pipeline opening of the unit to be tested.
Preferably, the leak detection apparatus further includes:
a vacuum filter located between the leak meter and the first Y-valve.
Preferably, the triple piece comprises a vacuum filter, a pressure reducing valve and an oil atomizer.
Preferably, the first Y-valve and the second Y-valve are capable of communicating.
The utility model discloses a gas leakage detection device adopts flow meter and vacuum pump to come automatically regulated gas flow and pressure high accuracy ground. The gas flow and pressure are automatically detected with high precision by using the flow meter and the leakage meter, and the detection efficiency of the product is improved and the precision of the product is improved by using the whole leakage detection device.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 shows a schematic view of a gas leak detection device;
fig. 2 is an overall structural view showing a gas leak detection apparatus;
FIG. 3 shows a schematic view of a triplet configuration;
FIG. 4 shows a schematic view of a vacuum filter construction;
FIG. 5 shows a schematic view of a cylinder configuration;
FIG. 6 shows a schematic view of a bulkhead from a first perspective;
FIG. 7 is a schematic view of a second perspective of the bulkhead;
fig. 8 shows a schematic third view of the bulkhead.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 8, the gas leakage detection device comprises a triplet 1, a leakage instrument 2 and a flow meter 7, wherein the triplet 1 has a gas inlet and two gas outlets, and the leakage instrument 2 is connected with one gas outlet of the triplet 1; the flow meter 7 is connected with the other air outlet of the triplet 1; the leakage instrument 2 is connected with the vacuum pump 3, and the air outlet end of the leakage instrument 2 is connected with the unit to be tested through a first Y valve 5 and a second Y valve 6 in sequence; and, the first Y valve 5 also has a gas exhaust end. The specific trigeminy piece, the leakage instrument and the flow meter that this application adopted are all existing, and this embodiment does not do the tired description.
The utility model discloses gas leakage detection device adopts flow meter and vacuum pump to come automatically regulated gas flow and pressure high accuracy ground. The gas flow and pressure are automatically detected with high precision by using the flow meter and the leakage meter, and the detection efficiency of the product is improved and the precision of the product is improved by using the whole leakage detection device.
In an embodiment, as shown in fig. 6 to 8, the leakage detecting apparatus further includes a plug 9, where the plug 9 is used to close or open a pipe port of the unit to be detected.
In one embodiment, the leakage detection apparatus further includes an air cylinder 8, and the air cylinder 8 can drive the plug 9 to close or open the pipe orifice of the unit to be detected. Automation of whole gas leakage detection device by using cylinder
In an embodiment, the leak detection apparatus further comprises a vacuum filter 4, the vacuum filter 4 being located between the leak meter 2 and the first Y-valve 5.
In one embodiment, the triple 1 comprises a vacuum filter, a pressure reducing valve and an oil atomizer.
In one embodiment, the first Y-valve 5 and the second Y-valve 6 are capable of communicating.
The detailed process of leak detection of the leak detection device adopting the embodiment comprises the following steps:
this leak testing passes positive pressure test earlier, then passes through negative pressure test, passes through the detection of pipeline pipe leakage quantity at last, and the detection object is the thermostat.
And (3) positive pressure test: gas begins to be input into the flow meter through the triple piece, the flow meter conveys the gas to the second Y valve, the second Y valve is automatically opened to convey the gas into a product, namely the thermostat, and each cylinder drives the plug to seal the MCR, OCR and HR pipe orifices. The pressure of the flow meter is 2bar, the flow meter is automatically closed after being inflated for 5s for pressure maintaining, the pressure maintaining is carried out for 20s, the flow meter automatically detects and executes external leakage of the thermostat for 10s through pressure difference in the pressure maintaining process, finally the second Y valve is sent to the first Y valve, the first Y valve exhausts air, and the pressure of the flow meter is reduced by less than 7 pa/s. The flow meter automatically detects and executes the external leakage of the thermostat through the pressure difference.
And (3) negative pressure testing: the gas is input into the leakage instrument through the triple piece, the vacuum pump is connected to the leakage instrument, the leakage instrument conveys the gas to the vacuum filter, the vacuum filter is input into the first Y valve, the first Y valve is automatically opened to input the gas into the second Y valve, the second Y valve is automatically opened to convey the gas into a product, namely the thermostat, and each cylinder drives the plug to seal the MCR, OCR and HR pipe orifices. The vacuum pump pumps the gas in the tube, the vacuum filter filters the gas, the leakage instrument detects that the vacuum degree reaches-0.98 bar, and the vacuum pump stops working. The negative pressure of the leakage instrument is-0.97 bar, the air is inflated for 10s, the pressure is maintained for 5s, the leakage instrument automatically detects the negative pressure of the thermostat for 10s through the pressure difference, finally the second Y valve automatically deflates for 2s, and the pressure rise of the leakage instrument is less than or equal to 10 mbar. Leak the appearance and pass the negative pressure of the thermostat of automatic detection of pressure difference
Detecting the leakage amount of the pipeline: each cylinder drives a plug to control the plugging or the opening of the MCR, OCR and HR pipe orifices, and the equipment automatically detects the internal leakage of the thermostat through the flow meter.
In the whole leakage detection device, the triple piece plays a role in filtering gas; the leakage instrument plays the roles of conveying gas, maintaining pressure and detecting; the vacuum pump plays a role in pumping air; the vacuum filter plays a role in filtering vacuum; the first Y valve and the second Y valve play a role of switch; the flow meter has the functions of conveying gas, maintaining pressure and detecting; the cylinder plays a role in plugging or opening the pipe orifice; the plug plays a role in blocking the pipe orifice.
The leakage detection device uses a flow meter and a vacuum pump to automatically adjust the gas flow and pressure with high precision. A flow meter and a leak meter are used to automatically detect the gas flow and pressure with high precision. The automation of the whole gas leakage detection device is realized by using the cylinder. Through whole leakage detection device, improved the detection efficiency of product, improved the accuracy of product.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A gas leak detection apparatus, characterized in that the leak detection apparatus comprises:
a triplet (1), said triplet (1) having an air inlet and two air outlets;
the leakage instrument (2), the leakage instrument (2) is connected with one air outlet of the triplet (1);
the flow meter (7), the flow meter (7) is connected with another air outlet of the triplet (1);
the leakage instrument (2) is connected with the vacuum pump (3), and the air outlet end of the leakage instrument (2) is connected with a unit to be tested through a first Y valve (5) and a second Y valve (6) in sequence; and the first Y valve (5) is also provided with an exhaust end.
2. The gas leak detection apparatus according to claim 1, further comprising:
the plug (9), the plug (9) is used for closing or opening the pipeline mouth of the unit to be tested.
3. The gas leak detection apparatus according to claim 2, further comprising:
the air cylinder (8) can drive the plug (9) to close or open the pipeline opening of the unit to be tested.
4. The gas leak detection apparatus according to claim 1, further comprising:
a vacuum filter (4), the vacuum filter (4) being located between the leak meter (2) and the first Y-valve (5).
5. The gas leak detection device according to claim 1, characterized in that the triplet (1) comprises a vacuum filter, a pressure reducing valve and an oil atomizer.
6. The gas leak detecting apparatus according to claim 1, wherein the first Y-valve (5) and the second Y-valve (6) are capable of communicating with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922353602.6U CN210802818U (en) | 2019-12-24 | 2019-12-24 | Gas leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922353602.6U CN210802818U (en) | 2019-12-24 | 2019-12-24 | Gas leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210802818U true CN210802818U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922353602.6U Expired - Fee Related CN210802818U (en) | 2019-12-24 | 2019-12-24 | Gas leakage detection device |
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| CN (1) | CN210802818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880943A (en) * | 2020-12-29 | 2021-06-01 | 深圳市裕展精密科技有限公司 | Detection device, detection equipment and detection method |
-
2019
- 2019-12-24 CN CN201922353602.6U patent/CN210802818U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880943A (en) * | 2020-12-29 | 2021-06-01 | 深圳市裕展精密科技有限公司 | Detection device, detection equipment and detection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20201224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |