CN210741766U - Convenient fixed gas tightness testboard for denso oxygen sensor - Google Patents
Convenient fixed gas tightness testboard for denso oxygen sensor Download PDFInfo
- Publication number
- CN210741766U CN210741766U CN201921957285.2U CN201921957285U CN210741766U CN 210741766 U CN210741766 U CN 210741766U CN 201921957285 U CN201921957285 U CN 201921957285U CN 210741766 U CN210741766 U CN 210741766U
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- cylinder
- control box
- oxygen sensor
- fixedly connected
- testboard
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Abstract
The utility model discloses a conveniently fixed airtight test bench for an electric oxygen sensor, which relates to the technical field of airtight test benches; the bottom mounting of testboard is provided with the water tank, and the fixed control box that is provided with in upper end of testboard, the lower extreme four corners department of control box pass through a cylinder fixedly connected with lifter plate, a pair of supporting seat of left and right sides fixedly connected with of lifter plate, the centre of a pair of supporting seat has the jack catch through pivot swing joint, spring fixed connection is passed through to the bottom of a pair of jack catch, through bolt fixedly connected with unable adjustment base in the middle of the upper surface of lifter plate, through two fixedly connected with seal pressing plates of cylinder in the middle of the lower extreme of control box, it can realize that atmospheric pressure detects together with water pressure simultaneously, makes the measuring effect have more the reliability to it is fixed to carry out the clamping through the jack catch to the device under test, its.
Description
Technical Field
The utility model belongs to the technical field of the gas tightness testboard, concretely relates to convenient fixed gas tightness testboard for electric fitting oxygen sensor.
Background
The air tightness of the oxygen sensor is an important index for judging whether the oxygen sensor can normally work, once the air tightness is in problem, the oxygen sensor cannot detect the real oxygen content in the exhaust gas, and therefore the normal work of the three-way catalytic converter is influenced.
The traditional air tightness test bench generally adopts pressure test, the test result has no contrast, the accuracy is poor, and the traditional air tightness test bench has complex fixing mode for testing devices and complex operation, so that the test efficiency is slow.
SUMMERY OF THE UTILITY MODEL
Aiming at solving the problems of the defects and the shortcomings of the prior art; an object of the utility model is to provide a simple structure, reasonable in design, convenient to use's a convenient fixed gas tightness testboard for denso oxygen sensor, it can realize that atmospheric pressure detects simultaneously with water pressure together, makes measuring effect have more the reliability to it is fixed to carry out the clamping through the jack catch to the device to be measured, and its easy and simple to handle convenient to use has very strong popularization nature.
In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises a water tank, a lifting plate, a first air cylinder, a second air cylinder, a control box, a test board, a sealing pressure plate, a clamping jaw, a supporting seat, a fixed base and a spring; the bottom mounting of testboard is provided with the water tank, and the fixed control box that is provided with in upper end of testboard, the lower extreme four corners department of control box is through a cylinder fixedly connected with lifter plate, a pair of supporting seat of left and right sides fixedly connected with of lifter plate, the centre of a pair of supporting seat has the jack catch through pivot swing joint, spring fixed connection is passed through to the bottom of a pair of jack catch, pass through bolt fixedly connected with unable adjustment base in the middle of the upper surface of lifter plate, pass through two fixedly connected with seal clamp plates of cylinder in the middle of the lower extreme of control box.
Preferably, the control box is provided with a plurality of control buttons and a pressure gauge.
Preferably, when the first cylinder extends and contracts, the second cylinder keeps synchronous linkage with the first cylinder.
Preferably, a rectangular open slot is fixedly arranged in the middle of the upper surface of the lifting plate, and a plurality of circular through holes are formed in the lower end of the rectangular open slot.
Preferably, spring plungers are fixedly installed on the left side and the right side of the upper surface of the rectangular open slot.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model can realize the simultaneous detection of air pressure and water pressure, and has more reliable measuring effect;
two, the utility model discloses a jack catch carries out the clamping to the device to be measured and fixes, and its easy and simple to handle convenient to use has very strong popularization nature.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a lifting plate of the present invention;
fig. 3 is a schematic structural view of the middle jaw of the present invention when it is loosened.
In the figure: the device comprises a water tank 1, a lifting plate 2, a first cylinder 3, a second cylinder 4, a control box 5, a test board 6, a sealing pressure plate 7, a clamping jaw 8, a supporting seat 9, a fixed base 10, a spring 11, a spring plunger 12 and a rectangular open slot 21.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.
As shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises a water tank 1, a lifting plate 2, a first cylinder 3, a second cylinder 4, a control box 5, a test board 6, a sealing pressure plate 7, a clamping jaw 8, a supporting seat 9, a fixed base 10 and a spring 11; the bottom mounting of testboard 6 is provided with water tank 1, and the fixed control box 5 that is provided with in upper end of testboard 6, the lower extreme four corners department of control box 5 is through cylinder 3 fixedly connected with lifter plate 2, a pair of supporting seat 9 of the left and right sides fixedly connected with of lifter plate 2, there is jack catch 8 a pair of centre of supporting seat 9 through pivot swing joint, spring 11 fixed connection is passed through to the bottom of a pair of jack catch 8, through bolt fixedly connected with unable adjustment base 10 in the middle of the upper surface of lifter plate 2, through two 4 fixedly connected with seal pressing plate 7 of cylinder in the middle of the lower extreme of control box 5.
The control box 5 on be provided with several control button and manometer, cylinder 3 when flexible, cylinder two 4 and cylinder 3 keep synchronous interlock, the fixed rectangle open slot 21 that is provided with in the middle of the upper surface of lifter plate 2, the lower extreme of rectangle open slot 21 all is provided with the circular through-hole of several, the upper surface left and right sides fixed mounting of rectangle open slot 21 has spring plunger 12.
The working principle of the specific embodiment is as follows: firstly, an oxygen sensor is inserted on a fixed base 10, the upper end of a clamping jaw 8 is manually pushed inwards, the bottom end of the clamping jaw 8 slides through a spring plunger 12, the oxygen sensor is clamped and fixed by the upper end of the clamping jaw 8 by utilizing the natural expansion principle of a spring 11, a sealing pressure plate 7 is tightly pressed on the upper end of the oxygen sensor in a sealing way through a cylinder II 4, then a lifting plate 2 is moved towards a water cylinder under the pushing action of the cylinder I3, the cylinder II 4 is always synchronously linked with the cylinder I3 when the cylinder I3 ascends or descends, when the oxygen sensor is descended to a water tank along with the lifting plate 2, a control button on a control box 5 is started, an air pipe starts to charge the oxygen sensor through an air hole in the sealing pressure plate 7, the oxygen sensor enters a pressure maintaining state after the charging is finished, at the moment, whether the pressure value is kept unchanged or not can be checked to judge the air tightness of the, can also observe the oxygen sensor in aquatic through the range estimation and have or not bubble to emerge, the examination is accomplished and is started cylinder 3 and make lifter plate 2 rise out water tank 1, and restart cylinder two 4 promotes sealing pressure plate 7, outwards pulls the upper end of jack catch 8 this moment, makes jack catch 8 bottom compression spring 11 clamping at spring plunger 12's inboard, makes the upper end of jack catch 8 loosen the chucking effect to the oxygen sensor.
The beneficial effects of the embodiment are as follows:
the utility model can realize the simultaneous detection of air pressure and water pressure, and has more reliable measuring effect;
two, the utility model discloses a jack catch carries out the clamping to the device to be measured and fixes, and its easy and simple to handle convenient to use has very strong popularization nature.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a convenient fixed for denso oxygen sensor gas tightness testboard which characterized in that: the device comprises a water tank (1), a lifting plate (2), a first air cylinder (3), a second air cylinder (4), a control box (5), a test bench (6), a sealing press plate (7), clamping jaws (8), a supporting seat (9), a fixed base (10) and a spring (11); the bottom mounting of testboard (6) is provided with water tank (1), and the upper end of testboard (6) is fixed and is provided with control box (5), and the lower extreme four corners department of control box (5) is through cylinder (3) fixedly connected with lifter plate (2), a pair of supporting seat of left and right sides fixedly connected with (9) of lifter plate (2), there are jack catch (8) through pivot swing joint in the centre of a pair of supporting seat (9), spring (11) fixed connection is passed through to the bottom of a pair of jack catch (8), through bolt fixedly connected with unable adjustment base (10) in the middle of the upper surface of lifter plate (2), through cylinder two (4) fixedly connected with seal pressure plate (7) in the middle of the lower extreme of control box (5).
2. The hermetic test bench for an electrical oxygen sensor convenient to fix of claim 1, wherein: the control box (5) is provided with a plurality of control buttons and a pressure gauge.
3. The hermetic test bench for an electrical oxygen sensor convenient to fix of claim 1, wherein: when the first cylinder (3) stretches, the second cylinder (4) and the first cylinder (3) keep synchronous linkage.
4. The hermetic test bench for an electrical oxygen sensor convenient to fix of claim 1, wherein: the middle of the upper surface of the lifting plate (2) is fixedly provided with a rectangular open slot (21), and the lower end of the rectangular open slot (21) is provided with a plurality of circular through holes.
5. The hermetic test bench for an electrical oxygen sensor convenient to fix of claim 4, wherein: spring plungers (12) are fixedly mounted on the left side and the right side of the upper surface of the rectangular open slot (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921957285.2U CN210741766U (en) | 2019-11-13 | 2019-11-13 | Convenient fixed gas tightness testboard for denso oxygen sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921957285.2U CN210741766U (en) | 2019-11-13 | 2019-11-13 | Convenient fixed gas tightness testboard for denso oxygen sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210741766U true CN210741766U (en) | 2020-06-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921957285.2U Expired - Fee Related CN210741766U (en) | 2019-11-13 | 2019-11-13 | Convenient fixed gas tightness testboard for denso oxygen sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210741766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751060A (en) * | 2020-06-30 | 2020-10-09 | 无锡睿新晟科技有限公司 | Tool clamp for detecting air tightness of sensor and using method |
-
2019
- 2019-11-13 CN CN201921957285.2U patent/CN210741766U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751060A (en) * | 2020-06-30 | 2020-10-09 | 无锡睿新晟科技有限公司 | Tool clamp for detecting air tightness of sensor and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20200612 Termination date: 20211113 |