CN208653737U - A kind of tap test device for air tightness - Google Patents
A kind of tap test device for air tightness Download PDFInfo
- Publication number
- CN208653737U CN208653737U CN201821096574.3U CN201821096574U CN208653737U CN 208653737 U CN208653737 U CN 208653737U CN 201821096574 U CN201821096574 U CN 201821096574U CN 208653737 U CN208653737 U CN 208653737U
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- CN
- China
- Prior art keywords
- tap
- solenoid valve
- pipeline
- differential pressure
- test device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of tap test device for air tightness, including tap to be tested and tap standard component, it further include gas source, the first solenoid valve and second solenoid valve, and differential pressure pick-up, and the controller being electrically connected with the first solenoid valve, second solenoid valve and differential pressure pick-up, the water inlet of the tap to be tested passes through pipeline respectively and is connected to one end of the first electromagnetic valve outlet and differential pressure pick-up, and the water inlet of tap standard component passes through pipeline respectively and is connected to the other end of second solenoid valve outlet and differential pressure pick-up.Compared with prior art, the tap test device for air tightness of the utility model, the differential pressure numerical value between tap and tap standard component to be tested can be measured by differential pressure pick-up, numerical value is compared compared with the pressure difference stored in PLC chip again, to judge whether tap to be tested is qualified, the utility model structure is simple, easy to use, testing efficiency is high, convenient for promoting the use of.
Description
Technical field
The utility model relates to tap technical field of processing equipment, especially a kind of tap test device for air tightness.
Background technique
Under normal conditions, tap carry out air tightness test need to carry out in water, by underwater bubble and other
The observation of part, carries out the confirmation of air-tightness, but this operation need to influence by visually being judged factor that performance judges compared with
More, not accurate enough and efficiency is slower.
Summary of the invention
The purpose of this utility model is to provide for a kind of tap test device for air tightness, using complete gas survey form into
Row judges the quality of water tap seal, gets rid of test in water, visually observation bring adverse effect.
In order to achieve the above objectives, the utility model is implemented according to following technical scheme:
A kind of tap test device for air tightness, including tap to be tested and tap standard component further include gas source, logical
The first solenoid valve and second solenoid valve that pipeline is connect with gas source are crossed, and passes through pipeline and the first electromagnetic valve outlet and the second electricity
The differential pressure pick-up of magnet valve outlet connection, and the control being electrically connected with the first solenoid valve, second solenoid valve and differential pressure pick-up
Device, the water inlet of the tap to be tested passes through pipeline and the first electromagnetic valve outlet respectively and one end of differential pressure pick-up connects
Logical, the water inlet of the tap standard component passes through pipeline and second solenoid valve outlet respectively and the other end of differential pressure pick-up connects
It is logical.
Further technical solution is, what the pipeline of the first solenoid valve import connection was connect with second solenoid valve import
It is connected between pipeline and the pipeline of gas source connection by threeway.
Further technical solution is that the pipeline of the gas source connection is equipped with manually-operated gate.
Further technical solution is that the pipeline of the gas source connection is equipped with pressure gauge, and the pressure gauge is located at manual
On the pipeline at valve export end.
Further technical solution is that the gas source is air pump.
Further technical solution is that the controller is PLC chip.
Further technical solution is that the PLC chip is connected with buzzer.
The key technical indexes of the utility model are as follows:
Air tightness test air pressure: 0.8MPa；The measuring air pressure can directly be observed by pressure gauge；
Air tightness test duration: 20s；The length of testing speech can be set by PLC chip；
Voltage rating: 220V 50HZ；Predominantly air pump provides input power；
Operating voltage: voltage rating ± 10%.
Compared with prior art, the tap test device for air tightness of the utility model, can by differential pressure pick-up come
The differential pressure numerical value between tap and tap standard component to be tested is measured, then is counted compared with the pressure difference stored in PLC chip
Value is compared, to judge whether tap to be tested is qualified, the utility model structure is simple, easy to use, testing efficiency
Height, convenient for promoting the use of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the circuit structure block diagram of the utility model.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings and specific embodiments, in the signal of this utility model
Property embodiment and explanation be used to explain the utility model, but be not intended to limit the scope of the present invention.
A kind of tap test device for air tightness as shown in Figure 1 and Figure 2, including tap to be tested 8 and tap standard
Part 10 further includes gas source 1, the first solenoid valve 6 being connect with gas source 1 by pipeline 3 and second solenoid valve 7, and passes through pipeline
The differential pressure pick-up 9 connected with the outlet of the first solenoid valve 6 and the outlet of second solenoid valve 7, and it is electric with the first solenoid valve 6, second
The controller that magnet valve 7 and differential pressure pick-up 9 are electrically connected, wherein gas source 1 can be air pump, the water inlet of the tap 8 to be tested
Mouth is exported and one end of differential pressure pick-up 9 is connected to respectively by pipeline with the first solenoid valve 6, the tap standard component 10 into
The mouth of a river passes through pipeline respectively and is connected to the other end of the outlet of second solenoid valve 7 and differential pressure pick-up 9.
In addition, in the present embodiment, the pipeline 3 of 6 import of the first solenoid valve connection and 7 import of second solenoid valve connect
It is connected between the pipeline of pipeline and gas source 1 connection connect by threeway 4.
In addition, in the present embodiment, the pipeline that the gas source 1 connects is equipped with manually-operated gate 2, it can be after test
Prevent gas gas from continuing to flow into subsequent pipeline 3 by closing manually-operated gate 2.
In addition, in the present embodiment, the pipeline 3 that the gas source 1 connects is equipped with pressure gauge 5, the pressure gauge 5 is located at hand
On the pipeline 3 of 2 outlet end of movable valve, air tightness test air pressure: 0.8MPa is determined by pressure gauge 5.
In addition, in the present embodiment, as shown in Fig. 2, the controller is PLC chip, certainly, the connection of PLC chip is promising
Its power supply powered is stored with pressure difference in the program of the PLC chip and compares numerical value, and the PLC chip is connected with bee
Ring device, and the PLC chip is used to read the pressure difference value of differential pressure pick-up and numerical value is compared compared with its pressure difference stored
Compared with, when the pressure difference value for reading differential pressure pick-up, which is more than or equal to the pressure difference stored in PLC chip, compares numerical value, PLC chip
Alarm signal is sent to buzzer.
The utility model in use, tap 8 to be tested and tap standard component 10 are connected on the device first,
Then manually-operated gate 2 is opened, booster air pump determines that air tightness test air pressure reaches 0.8MPa, PLC chip by pressure gauge 5
It controls the first solenoid valve 6 and the unlatching of second solenoid valve 7 allows airflow into tap 8 and tap standard component 10 to be tested, then
Air pump and the first solenoid valve 6 and second solenoid valve 7 are closed, then PLC chip reads the pressure difference of differential pressure pick-up 9 in 20s
Value and numerical value is compared compared with its pressure difference stored, when the pressure difference value for reading differential pressure pick-up 9 is more than or equal to PLC core
When the pressure difference stored in piece compares numerical value, PLC chip sends alarm signal to buzzer, then it represents that tap 8 to be tested
Air-tightness is unqualified；As buzzer is not alarmed, then it represents that the air-tightness of tap 8 to be tested is qualified.
The limitation that the technical solution of the utility model is not limited to the above specific embodiments, all skills according to the present utility model
The technology deformation that art scheme is made, each falls within the protection scope of the utility model.
Claims (7)
1. a kind of tap test device for air tightness, including tap to be tested and tap standard component, which is characterized in that also wrap
Gas source, the first solenoid valve being connect with gas source by pipeline and second solenoid valve are included, and is gone out by pipeline and the first solenoid valve
The differential pressure pick-up of mouth and second solenoid valve outlet connection, and it is electric with the first solenoid valve, second solenoid valve and differential pressure pick-up
The controller of connection, the water inlet of the tap to be tested pass through pipeline and the first electromagnetic valve outlet and differential pressure pick-up respectively
One end connection, the water inlet of the tap standard component passes through pipeline and second solenoid valve outlet and differential pressure pick-up respectively
Other end connection.
2. a kind of tap test device for air tightness according to claim 1, it is characterised in that: first solenoid valve into
Pass through threeway between the pipeline of mouth connection and the pipeline of second solenoid valve import connection and the pipeline of gas source connection to connect.
3. a kind of tap test device for air tightness according to claim 2, it is characterised in that: the pipe of the gas source connection
Road is equipped with manually-operated gate.
4. a kind of tap test device for air tightness according to claim 2, it is characterised in that: the pipe of the gas source connection
Road is equipped with pressure gauge, and the pressure gauge is located on the pipeline of manually-operated gate outlet end.
5. tap test device for air tightness according to claim 2, it is characterised in that: the gas source is air pump.
6. -5 any a kind of tap test device for air tightness according to claim 1, it is characterised in that: the controller
For PLC chip.
7. a kind of tap test device for air tightness according to claim 6, it is characterised in that: the PLC chip connection
There is buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821096574.3U CN208653737U (en) | 2018-07-11 | 2018-07-11 | A kind of tap test device for air tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821096574.3U CN208653737U (en) | 2018-07-11 | 2018-07-11 | A kind of tap test device for air tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208653737U true CN208653737U (en) | 2019-03-26 |
Family
ID=65783848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821096574.3U Expired - Fee Related CN208653737U (en) | 2018-07-11 | 2018-07-11 | A kind of tap test device for air tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208653737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307951A (en) * | 2019-07-25 | 2019-10-08 | 浙江银轮机械股份有限公司 | Dry type leakage detecting apparatus and dry type leak hunting method |
| CN111855101A (en) * | 2020-07-19 | 2020-10-30 | 方博科技(深圳)有限公司 | Novel differential pressure gas tightness tester |
| CN113252325A (en) * | 2021-05-08 | 2021-08-13 | 重庆红江机械有限责任公司 | Gas flow measuring device |
-
2018
- 2018-07-11 CN CN201821096574.3U patent/CN208653737U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307951A (en) * | 2019-07-25 | 2019-10-08 | 浙江银轮机械股份有限公司 | Dry type leakage detecting apparatus and dry type leak hunting method |
| CN111855101A (en) * | 2020-07-19 | 2020-10-30 | 方博科技(深圳)有限公司 | Novel differential pressure gas tightness tester |
| CN113252325A (en) * | 2021-05-08 | 2021-08-13 | 重庆红江机械有限责任公司 | Gas flow measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210719 Address after: Room v015, 6th floor, 396 Jinling East Road, Huangpu District, Shanghai Patentee after: Kaao Trading (Shanghai) Co.,Ltd. Address before: 529729 A District, Dongxi development area, Heshan Town, Jiangmen, Guangdong Patentee before: HESHAN METHVEN BATHROOM Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20210711 |