CN216386128U - Nitrogen oxygen sensor gas tightness test fixture - Google Patents
Nitrogen oxygen sensor gas tightness test fixture Download PDFInfo
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- CN216386128U CN216386128U CN202121478022.0U CN202121478022U CN216386128U CN 216386128 U CN216386128 U CN 216386128U CN 202121478022 U CN202121478022 U CN 202121478022U CN 216386128 U CN216386128 U CN 216386128U
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- groove
- oxygen sensor
- locking cylinder
- air tightness
- nitrogen oxygen
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Abstract
The utility model discloses a nitrogen-oxygen sensor air tightness testing tool which comprises a body, wherein the middle part of the body is provided with an air tightness detecting groove which is sunken downwards, and the bottom of the air tightness detecting groove penetrates through an air suction hole in the bottom of the body; locking cylinder mounting grooves are respectively formed in two sides of the body, and locking holes communicated with the interior of the air tightness detection groove are formed in the side wall of the upper end of each locking cylinder mounting groove; the front end in airtight detection groove still is provided with the switch mounting hole, cartridge locking cylinder in the locking cylinder mounting groove, the locking cylinder is provided with the moving part that passes the locking hole, the installation stretches out the press switch of switch mounting hole upper end surface in the switch mounting hole, press switch control locking cylinder switching, when testing the gas tightness, put into airtight detection groove and sealed edge with the nitrogen oxygen sensor, press switch is pushed down to the nitrogen oxygen sensor, the moving part alright withhold the nitrogen oxygen sensor, then begin to follow exhaust vent evacuation manufacturing negative pressure and examine the gas tightness, moreover, the steam generator is simple in structure, the convenience is detected, the gas tightness test efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of cable harness detection, in particular to a nitrogen-oxygen sensor air tightness testing tool.
Background
In the wire harness industry, when a similar sensor wire harness product is detected, multi-process single-function detection is adopted, wherein the on-off detection of a loop is firstly carried out, then impedance test is carried out, and then airtight test is carried out; the multifunctional integrated synchronous detection of loop on-off, air tightness and impedance can not be realized; the environment of the sensor wire harness in the working process cannot be really simulated, so that the quality of the sensor wire harness product cannot be well judged.
Therefore, the technical personnel in the field are dedicated to develop a nitrogen-oxygen sensor airtightness testing tool which can specially detect airtightness.
Disclosure of Invention
In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is to provide a nitrogen oxygen sensor airtightness testing tool capable of specially detecting airtightness.
In order to achieve the purpose, the nitrogen-oxygen sensor air tightness testing tool provided by the utility model comprises a body, wherein a downward-sunken air tightness detecting groove is formed in the middle of the body, and the bottom of the air tightness detecting groove penetrates through an air suction hole in the bottom of the body; locking cylinder mounting grooves penetrating through the bottom of the body are respectively formed in two sides of the body, and locking holes communicated with the interior of the air tightness detection groove are formed in the side wall of the upper end of each locking cylinder mounting groove; the front end of the airtight detection groove is also provided with a switch mounting hole penetrating through the bottom of the body.
The bottom of the airtight detection groove is provided with a plurality of positioning holes around the sensing probe connecting groove.
The both sides of body still are provided with the engaging lug that extends outward respectively, the engaging lug is provided with the fixed orifices that runs through.
The bottom of the airtight detection groove is provided with a sensing probe connecting groove which is sunken downwards, and a sensing probe hole which penetrates through the bottom of the body is formed in the bottom of the sensing probe connecting groove.
The utility model has the beneficial effects that: the utility model discloses a nitrogen-oxygen sensor air tightness testing tool which comprises a body, wherein an air tightness detecting groove which is sunken downwards is arranged in the middle of the body, and the bottom of the air tightness detecting groove penetrates through an air suction hole in the bottom of the body; two sides of the body are respectively provided with a locking cylinder mounting groove which penetrates through the bottom of the body, and the side wall of the upper end of the locking cylinder mounting groove is provided with a locking hole communicated with the inside of the air tightness detection groove; the front end in airtight detection groove still is provided with the switch mounting hole that runs through the body bottom, cartridge locking cylinder in the locking cylinder mounting groove, the locking cylinder is provided with the moving part that passes the locking hole, the press switch of switch mounting hole upper end surface is stretched out in the installation of switch mounting hole, press switch control locking cylinder switching, when needing to test the nitrogen oxygen sensor gas tightness, put into airtight detection groove and sealed edge with the nitrogen oxygen sensor, the press switch is pushed down to the nitrogen oxygen sensor, the moving part alright withhold the nitrogen oxygen sensor, then begin to make the negative pressure from the exhaust vent evacuation and examine the gas tightness, moreover, the steam generator is simple in structure, the steam generator is convenient to detect, the gas tightness efficiency of software testing is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom schematic view of the structure of the present invention;
fig. 3 is a cross-sectional view taken at a-a in fig. 2.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, the nitrogen-oxygen sensor airtightness testing tool comprises a body 1, wherein a downwards-recessed airtightness detecting groove 2 is formed in the middle of the body 1, and the bottom of the airtightness detecting groove 2 penetrates through an air suction hole 8 in the bottom of the body 1; two sides of the body 1 are respectively provided with a locking cylinder mounting groove 5 penetrating through the bottom of the body 1, and the side wall of the upper end of the locking cylinder mounting groove 5 is provided with a locking hole 6 communicated with the inside of the air tightness detection groove 2; the front end of airtight detection groove 2 still is provided with switch mounting hole 7 that runs through body 1 bottom, cartridge locking cylinder in the locking cylinder mounting groove, the locking cylinder is provided with the moving part that passes the locking hole, the press switch of switch mounting hole internal installation extension switch mounting hole upper end surface, press switch control locking cylinder switching, when needing to test nitrogen oxygen sensor gas tightness, put into airtight detection groove and sealed edge with nitrogen oxygen sensor, nitrogen oxygen sensor pushes down press switch, the moving part alright withhold nitrogen oxygen sensor, then begin to make the negative pressure from the exhaust vent evacuation and examine the gas tightness, moreover, the steam generator is simple in structure, the steam generator is convenient to detect, and the gas tightness efficiency is improved.
In this embodiment, the bottom of the airtight detection groove 2 is further provided with a plurality of positioning holes 9 around the sensing probe connecting groove 3, so that the nitrogen-oxygen sensor can be conveniently positioned.
The both sides of body 1 still are provided with outside extension engaging lug 10 respectively, and engaging lug 10 is provided with the fixed orifices 11 that run through, and fixed orifices 11 are provided with fixing bolt, and it is used for fixing on the test board.
The bottom of the airtight detection groove 2 is provided with a sensing probe connecting groove 3 which is sunken downwards, the bottom of the sensing probe connecting groove 3 is provided with a sensing probe hole 4 which penetrates through the bottom of the body 1, and the sensing probe hole 4 is used for installing a detection probe and is used for testing the on-off performance of a nitrogen-oxygen sensor wire loop.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (4)
1. The utility model provides a nitrogen oxygen sensor gas tightness test fixture which characterized in that: the air tightness detection device comprises a body (1), wherein a downward-sunken air tightness detection groove (2) is formed in the middle of the body (1), and the bottom of the air tightness detection groove (2) penetrates through an air suction hole (8) in the bottom of the body (1); two sides of the body (1) are respectively provided with a locking cylinder mounting groove (5) penetrating through the bottom of the body (1), and the side wall of the upper end of the locking cylinder mounting groove (5) is provided with a locking hole (6) communicated with the inside of the air tightness detection groove (2); the front end of the air tightness detection groove (2) is also provided with a switch mounting hole (7) penetrating through the bottom of the body (1).
2. The nitrogen oxygen sensor airtightness testing tool according to claim 1, characterized in that: the bottom of the airtight detection groove (2) is provided with a plurality of positioning holes (9) around the sensing probe connecting groove (3).
3. The nitrogen oxygen sensor airtightness testing tool according to claim 1, characterized in that: the two sides of the body (1) are respectively provided with connecting lugs (10) extending outwards, and the connecting lugs (10) are provided with through fixing holes (11).
4. The nitrogen oxygen sensor airtightness testing tool according to claim 1, characterized in that: the bottom of the airtight detection groove (2) is provided with a sensing probe connecting groove (3) which is sunken downwards, and the bottom of the sensing probe connecting groove (3) is provided with a sensing probe hole (4) which penetrates through the bottom of the body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121478022.0U CN216386128U (en) | 2021-06-30 | 2021-06-30 | Nitrogen oxygen sensor gas tightness test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121478022.0U CN216386128U (en) | 2021-06-30 | 2021-06-30 | Nitrogen oxygen sensor gas tightness test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216386128U true CN216386128U (en) | 2022-04-26 |
Family
ID=81216980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121478022.0U Active CN216386128U (en) | 2021-06-30 | 2021-06-30 | Nitrogen oxygen sensor gas tightness test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216386128U (en) |
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2021
- 2021-06-30 CN CN202121478022.0U patent/CN216386128U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A nitrogen oxygen sensor airtightness testing fixture Effective date of registration: 20230918 Granted publication date: 20220426 Pledgee: Chongqing Danshi Financial Leasing Co.,Ltd. Pledgor: Chongqing Leren Automobile Industry Co.,Ltd. Registration number: Y2023500000071 |