CN207675392U - A kind of sebific duct leak test device - Google Patents
A kind of sebific duct leak test device Download PDFInfo
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- CN207675392U CN207675392U CN201721819867.5U CN201721819867U CN207675392U CN 207675392 U CN207675392 U CN 207675392U CN 201721819867 U CN201721819867 U CN 201721819867U CN 207675392 U CN207675392 U CN 207675392U
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- pressure
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- sebific duct
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Abstract
The utility model discloses a kind of sebific duct leak test devices, including pedestal and control cabinet, the side of the pedestal, which is screwed, is equipped with air source main valve, air source main valve is connected with solenoid valve by tracheae, the solenoid valve is connected to unidirectional scavenging air valve by tracheae, the unidirectional scavenging air valve is connected to pressure transmitter and product to be detected by air inlet pipe, and the back side of the control cabinet is equipped with control box, and the inside of the control box is equipped with PLC controller and modular pressure.This sebific duct leak test device, gas supply process is controlled using unidirectional scavenging air valve, stablize to product to be detected conveying, accurate air pressure, after gas supply reaches preset pressure value and stablizes, make product pressurize under gas storage state, product quality is most judged within the set time by PLC controller system program, confirms whether the air-tightness of product to be detected is good, reduces the above-mentioned risk by the judgement error of operating personnel's sense organ.
Description
Technical field
The utility model is related to sebific duct leak test device technical field, especially a kind of sebific duct leak test device.
Background technology
Leakage for automobile engine sebific duct（Sealing）Test, before this, the same industry have similar invention test glue
The leakage of pipe, method are to submerge sebific duct in water completely, and the air of certain pressure is conveyed into sebific duct, has seen whether gas
Bubble, which comes up, confirms whether the air-tightness of sebific duct is good.There are two defects for scheme before this, first, stable air pressure can not be provided,
Second is that final result is judged to obtain by the sense organ of operating personnel, by the factors such as operating personnel's state and operating environment influenced compared with
Greatly, have relatively strong winds dangerous.
Utility model content
The purpose of this utility model is to provide a kind of sebific duct leak test device, have be capable of providing stable air pressure with
And the advantages of reducing the risk of operating personnel's sense organ judgement error, to solve the problems, such as to mention in above-mentioned background.
To achieve the above object, the utility model provides the following technical solutions：
A kind of sebific duct leak test device, including pedestal and control cabinet are installed with control cabinet at the top of the pedestal,
The front upper portion of control cabinet is provided with display panel, and horizontal row shows the tune being arranged on control cabinet successively for the lower section of display panel
Section switch, alarm lamp and scram button, the side of the pedestal, which is screwed, is equipped with air source main valve, air source main valve
Be connected with solenoid valve by tracheae, the solenoid valve is connected to unidirectional scavenging air valve by tracheae, the unidirectional scavenging air valve by into
Tracheae connects product to be detected, and the air inlet pipe that unidirectional scavenging air valve is connected with product to be detected also connects pressure inverting by air inlet pipe
Device, by sealing, the pressure transmitter is mounted on vertical by mounting ring and screw for an end of the product to be detected
On plate, riser is fixedly mounted on pedestal, and the back side of the control cabinet is equipped with control box, and the inside of the control box is equipped with
PLC controller and modular pressure, modular pressure are mounted on the lower section of PLC controller.
Preferably, atmospheric pressure value viewing area, specification value setting area and results display area are distributed on the display panel.
Preferably, the PLC controller and modular pressure electrical connection.
Preferably, the PLC controller is electrically connected solenoid valve.
Preferably, the modular pressure and pressure transmitter electrical connection.
Compared with prior art, the utility model advantageous effect：
This sebific duct leak test device, PLC controller control solenoid valve and open unidirectional scavenging air valve, and air pressure is passed through by air source main valve
Product to be detected is entered by air inlet pipe, then data transmission is extracted to modular pressure by pressure transmitter, modular pressure by data into
PLC controller is fed back to again after row conversion, and the utility model controls gas supply process using unidirectional scavenging air valve, to be detected
Product conveying is stablized, accurate air pressure makes product pressurize under gas storage state after gas supply reaches preset pressure value and stablizes,
Product quality is most judged within the set time by PLC controller system program, confirms that the air-tightness of product to be detected is
It is no good, reduce the above-mentioned risk by the judgement error of operating personnel's sense organ.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the control cabinet front view of the utility model；
Fig. 3 is the module principle figure of the utility model.
In figure：1 pedestal, 2 control cabinets, 21 display panels, 211 atmospheric pressure value viewing areas, 212 specification values setting area, 213 results
Viewing area, 22 regulating switches, 23 alarm lamps, 24 scram buttons, 3 control box, 4 PLC controllers, 5 modular pressures, 6 air sources
Main valve, 7 solenoid valves, 8 unidirectional scavenging air valves, 9 air inlet pipe, 10 products to be detected, 11 cappings, 12 risers, 13 pressure transmitters, 14 peaces
Fill ring.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of sebific duct leak test device, including pedestal 1
It is installed with control cabinet 2 with the top of control cabinet 2, pedestal 1, control cabinet 2 is used for manual operation, the front upper portion of control cabinet 2
It is provided with display panel 21, atmospheric pressure value viewing area 211, specification value setting area 212 and result are distributed on display panel 21 and shows
Area 213, in test, atmospheric pressure value viewing area 211 can show measuring air pressure, be led in the program finished according to product requirement
It crosses specification value setting area 212 and sets and judge specification value, after starting device, observe results display area 213, the lower section of display panel 21
Horizontal row shows the regulating switch 22 being arranged on control cabinet 2, alarm lamp 23 and scram button 24, the side of pedestal 1 successively
Face, which is screwed, is equipped with air source main valve 6, and air source main valve 6 is supplied for testing, and air source main valve 6 is connected with electricity by tracheae
Magnet valve 7, solenoid valve 7 are connected to unidirectional scavenging air valve 8 by tracheae, and solenoid valve 7 controls unidirectional scavenging air valve 8, and unidirectional scavenging air valve 8 passes through
Air inlet pipe 9 connects product 10 to be detected, and the air inlet pipe 9 that unidirectional scavenging air valve 8 and product to be detected 10 connect also is connected by air inlet pipe 9
Pressure transmitter 13 is connect, an end of product 10 to be detected is sealed by capping 11, and pressure survey is carried out convenient for product 10 to be detected
Examination, pressure transmitter 13 are mounted on by mounting ring 14 and screw on riser 12, and riser 12 is fixedly mounted on pedestal 1, control
The back side of case 2 is equipped with control box 3, and the inside of control box 3 is equipped with PLC controller 4 and modular pressure 5, and modular pressure 5 is installed
In the lower section of PLC controller 4, PLC controller 4 is electrically connected solenoid valve 7, and PLC controller 4 controls whether solenoid valve 7 is unidirectionally to change
Air valve 8 supplies, and PLC controller 4 and modular pressure 5 are electrically connected, and modular pressure 5 and pressure transmitter 13 are electrically connected, pressure inverting
The air pressure for entering product 10 to be detected is extracted data transmission to modular pressure 5, after modular pressure 5 is converted data by device 13
PLC controller 4 is fed back to again, determines whether to continue to supply after 4 comparison data of PLC controller, to ensure that entire gas surveys process
In be filled with stablize, accurate air pressure makes product pressurize under gas storage state, most after gas supply reaches preset pressure value and stablizes
Judge product quality within the set time by system program, confirms whether the air-tightness of sebific duct is good, reduces above-mentioned
By the risk of operating personnel's sense organ judgement error.
Solenoid valve 7 is controlled by PLC controller 4 after startup and opens unidirectional scavenging air valve 8, air pressure is by air source main valve 6 via air inlet
Pipe 9 enters product 10 to be detected, then extracts data transmission to modular pressure 5 by pressure transmitter 13, modular pressure 5 by data into
PLC controller 4 is fed back to again after row conversion, determines whether to continue to supply after 4 comparison data of PLC controller.
In summary：The sebific duct leak test device, PLC controller 4 control solenoid valve 7 and open unidirectional scavenging air valve 8, air pressure
Enter product 10 to be detected via air inlet pipe 9 by air source main valve 6, then data transmission is extracted to modular pressure by pressure transmitter 13
5, modular pressure 5 feeds back to PLC controller 4 again after being converted data, the utility model is using unidirectional scavenging air valve 8 to gas supply
Process is controlled, and is stablized to product 10 to be detected conveying, accurate air pressure, after gas supply reaches preset pressure value and stablizes,
Make product pressurize under gas storage state, product quality most judged within the set time by 4 system program of PLC controller,
Confirm whether the air-tightness of product 10 to be detected is good, reduces the above-mentioned risk by the judgement error of operating personnel's sense organ.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its improvement design is subject to equivalent substitution or change, should all cover in the scope of protection of the utility model
It is interior.
Claims (5)
1. a kind of sebific duct leak test device, including pedestal（1）And control cabinet（2）, it is characterised in that：The pedestal（1）Top
Portion is installed with control cabinet（2）, control cabinet（2）Front upper portion be provided with display panel（21）, display panel（21）Under
Fang Yici horizontal rows, which are shown, to be arranged in control cabinet（2）On regulating switch（22）, alarm lamp（23）And scram button（24）,
The pedestal（1）Side be screwed air source main valve be installed（6）, air source main valve（6）It is connected with electromagnetism by tracheae
Valve（7）, the solenoid valve（7）It is connected to unidirectional scavenging air valve by tracheae（8）, the unidirectional scavenging air valve（8）Pass through air inlet pipe（9）
Connect product to be detected（10）, unidirectional scavenging air valve（8）With product to be detected（10）The air inlet pipe of connection（9）Also pass through air inlet pipe
（9）Connect pressure transmitter（13）, the product to be detected（10）An end pass through capping（11）It seals, the pressure inverting
Device（13）Pass through mounting ring（14）It is mounted on riser with screw（12）On, riser（12）It is fixedly mounted on pedestal（1）On, the control
Case processed（2）The back side control box is installed（3）, the control box（3）Inside PLC controller is installed（4）And modular pressure
（5）, modular pressure（5）Mounted on PLC controller（4）Lower section.
2. a kind of sebific duct leak test device according to claim 1, it is characterised in that：The display panel（21）Upper point
It is furnished with atmospheric pressure value viewing area（211）, specification value set area（212）The results display area and（213）.
3. a kind of sebific duct leak test device according to claim 1, it is characterised in that：The PLC controller（4）And pressure
Power module（5）Electrical connection.
4. a kind of sebific duct leak test device according to claim 1, it is characterised in that：The PLC controller（4）It is electrically connected
Connect solenoid valve（7）.
5. a kind of sebific duct leak test device according to claim 1, it is characterised in that：The modular pressure（5）And pressure
Power transmitter（13）Electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721819867.5U CN207675392U (en) | 2017-12-20 | 2017-12-20 | A kind of sebific duct leak test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721819867.5U CN207675392U (en) | 2017-12-20 | 2017-12-20 | A kind of sebific duct leak test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207675392U true CN207675392U (en) | 2018-07-31 |
Family
ID=62971178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721819867.5U Active CN207675392U (en) | 2017-12-20 | 2017-12-20 | A kind of sebific duct leak test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207675392U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282952A (en) * | 2018-08-29 | 2019-01-29 | 西北工业大学 | Positive and negative constant pressure sealing property detection system and method |
| CN112113710A (en) * | 2020-09-11 | 2020-12-22 | 广东稳固检测鉴定有限公司 | Fluctuation pressurization control system and method for building curtain wall detection |
| CN112664843A (en) * | 2021-01-14 | 2021-04-16 | 瓮福（集团）有限责任公司 | Leakage monitoring system of long-distance acidic wastewater conveying pipeline |
| CN112774456A (en) * | 2020-12-18 | 2021-05-11 | 武汉艾科滤膜技术有限公司 | Gas detection device and method for ultrafiltration membrane |
-
2017
- 2017-12-20 CN CN201721819867.5U patent/CN207675392U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282952A (en) * | 2018-08-29 | 2019-01-29 | 西北工业大学 | Positive and negative constant pressure sealing property detection system and method |
| CN112113710A (en) * | 2020-09-11 | 2020-12-22 | 广东稳固检测鉴定有限公司 | Fluctuation pressurization control system and method for building curtain wall detection |
| CN112774456A (en) * | 2020-12-18 | 2021-05-11 | 武汉艾科滤膜技术有限公司 | Gas detection device and method for ultrafiltration membrane |
| CN112664843A (en) * | 2021-01-14 | 2021-04-16 | 瓮福（集团）有限责任公司 | Leakage monitoring system of long-distance acidic wastewater conveying pipeline |
| CN112664843B (en) * | 2021-01-14 | 2022-09-23 | 瓮福（集团）有限责任公司 | Leakage monitoring system of long-distance acidic wastewater conveying pipeline |
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