A detection tool for air quality sensor

Abstract

The present invention relates to a detection tooling for an air quality sensor, comprising a base, a rotating shaft assembly, a cover plate, a ventilation assembly and a telescopic rod. The base is provided with a detection slot, a plurality of air quality sensors to be detected are assembled in the detection slot, and the detection inlet of the air quality sensor faces the front of the base; the rotating shaft assembly is slidably arranged on the front side of the base along the front-back direction; the cover plate is flipped and arranged on the base through the rotating shaft assembly; the ventilation assembly comprises a detection gas source, an air supply pipe, and a plurality of air outlet pipes connected in sequence; the plurality of air outlet pipes are arranged on the bottom surface of the cover plate and correspond to the air quality sensor; the front and rear ends of the telescopic rod are respectively connected to the rotating shaft assembly and the base, so that when the cover plate is closed on the base, the cover plate is pulled backward to make the air outlet pipe abut against the detection inlet of the air quality sensor. Compared with the prior art, the present invention can effectively improve the sealing between the detection gas outlet and the detection inlet of the air quality sensor.

Description

Technical Field

[0001] The invention belongs to the technical field of automobile parts production and detection, and relates to a detection tool for an air quality sensor. Background Art

[0002] Cars have become the preferred mode of transportation for the public, greatly facilitating people's daily lives. However, during driving, harmful gases such as carbon monoxide and formaldehyde, which may not be completely discharged by the exhaust gas emitted by the car or the air conditioning system in the car, may accumulate in the car and pose a threat to the health of passengers. Therefore, it is particularly important to monitor the air quality in the car, which requires the use of car air quality sensors.

[0003] Automotive air quality sensors are key components for assessing the quality of air inside a vehicle. During the production of these sensors, rigorous quality testing must be performed to ensure that they can accurately detect harmful substances such as carbon monoxide. In order to improve the efficiency and automation of testing, it is necessary to develop an automated testing system that can efficiently and automatically test the performance and reliability of automotive air quality sensors. Summary of the invention

[0004] The purpose of the present invention is to provide a detection tooling for an air quality sensor, which is used to improve the sealing between a detection gas outlet and a detection inlet of the air quality sensor.

[0005] The purpose of the present invention can be achieved by the following technical solutions:

[0006] A detection tool for an air quality sensor, comprising:

[0007] The base is provided with a detection slot, and a plurality of air quality sensors to be detected are assembled in the detection slot, and the detection inlets of the air quality sensors face the front of the base;

[0008] A rotating shaft assembly is slidably disposed on the front side of the base in a front-to-back direction;

[0009] The cover plate is flipped and arranged on the base through the rotating shaft assembly;

[0010] The ventilation assembly includes a detection gas source, an air delivery pipe, and a plurality of air outlet pipes which are connected in sequence; the plurality of air outlet pipes are arranged on the bottom surface of the cover plate and correspond to the air quality sensor; and,

[0011] The front and rear ends of the telescopic rod are respectively connected to the rotating shaft assembly and the base, so that when the cover plate is closed on the base, the cover plate is pulled backward to make the air outlet pipe abut against the detection inlet of the air quality sensor.

[0012] Furthermore, a slide groove is provided on the front side of the base, and the rotating shaft assembly includes a slider slidably arranged in the slide groove, a rotating shaft seat arranged on the slider, and a rotating shaft rotatably arranged on the rotating shaft seat;

[0013] The front side of the cover plate is connected to the rotating shaft;

[0014] One end of the telescopic rod is slidably sleeved on the rotating shaft.

[0015] Furthermore, a slide groove limiting block is relatively provided on the inner side of the upper edge of the slide groove;

[0016] The sliding block is in an inverted T shape and is slidably embedded under the sliding groove limiting block.

[0017] Furthermore, the base is provided with rotating shaft assemblies in parallel, and telescopic rods are provided on both sides of the base respectively.

[0018] Furthermore, the gas delivery pipe includes a distribution pipe arranged on the bottom surface of the cover plate, and the gas outlet pipe is arranged on the rear side of the distribution pipe.

[0019] Furthermore, a plurality of rows of distribution pipes are arranged in parallel on the bottom surface of the cover plate, and a plurality of air quality sensor arrays are arranged in the detection slot.

[0020] Furthermore, a conical contact slope is provided around the inner edge of the air outlet pipe, and the air outlet pipe abuts against a detection inlet of the air quality sensor through the conical contact slope.

[0021] Furthermore, a sealing rubber pad is provided on the conical contact inclined surface.

[0022] Furthermore, a buckling rod is provided on the rear side of the bottom surface of the cover plate, and limiting protrusions are provided on both sides of the bottom end of the buckling rod;

[0023] The base is provided with a snap-fit ​​groove; the snap-fit ​​groove includes an insertion groove and a limit groove which are connected to each other one after the other.

[0024] The insertion groove is adapted to the bottom end of the buckle rod and the limiting protrusion so that the bottom end of the buckle rod can be inserted;

[0025] A limiting plate is relatively arranged on the inner side of the upper edge of the limiting groove, and the limiting protrusion is slidably limited below the limiting plate.

[0026] Furthermore, a handle is provided on the rear side of the cover plate.

[0027] Compared with the prior art, the present invention has the following beneficial effects:

[0028] In the present invention, the air quality sensor is assembled in the detection tank and is connected to the external data processing equipment and the display equipment through the connecting probe at the bottom of the detection tank to display the detection result of the air quality sensor in real time; when the cover plate is combined with the base, the air outlet pipe is opposite to the detection inlet of the air quality sensor, and the cover plate is pulled by the telescopic rod to drive the air outlet pipe to move backward and abut against the detection inlet of the air quality sensor, thereby improving the sealing between the air outlet pipe and the detection inlet and ensuring that the detection gas can be fully delivered to the air quality sensor for effective detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 , Figure 2 A schematic diagram of an open state of a detection tool for an air quality sensor in an embodiment;

[0030] Figure 3 , Figure 4 A schematic diagram of a closed state of a detection tool for an air quality sensor in an embodiment;

[0031] Figure 5 , Figure 6 This is a schematic diagram of the process of connecting the exhaust pipe and the air quality sensor detection inlet;

[0032] Figure 7 A schematic diagram of a detection state of a detection tool for an air quality sensor in an embodiment;

[0033] Figure 8 It is a schematic diagram of the assembly of the buckle rod and the buckle matching groove;

[0034] Description of the markings in the figure:

[0035] 1-base, 2-cover, 3-telescopic rod, 4-air quality sensor, 5-exhaust pipe, 6-slide, 7-rotating shaft seat, 8-rotating shaft, 9-slide limit block, 10-buckle rod, 11-limiting protrusion, 12-insertion slot, 13-limiting slot, 14-handle. DETAILED DESCRIPTION

[0036] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. The following embodiments are implemented based on the above technical solution of the present invention, and provide detailed implementation methods and specific operation processes, but the protection scope of the present invention is not limited to the following embodiments.

[0037] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0038] In conjunction with the accompanying drawings, some embodiments of the present invention are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments may be combined with each other.

[0039] Example:

[0040] like Figure 1 , Figure 2 and Figure 3 The detection tooling of an air quality sensor shown in the figure comprises a base 1, a rotating shaft assembly, a cover plate 2, a ventilation assembly and a telescopic rod 3. The base 1 is provided with a detection slot, and a plurality of air quality sensors 4 to be detected are assembled in the detection slot, and the detection inlet of the air quality sensor 4 faces the front of the base 1; the rotating shaft assembly is slidably arranged on the front side of the base 1 along the front-back direction; the cover plate 2 is flipped and arranged on the base 1 through the rotating shaft assembly; the ventilation assembly comprises a detection air source, an air supply pipe, and a plurality of air outlet pipes 5 connected in sequence; the plurality of air outlet pipes 5 are arranged on the bottom surface of the cover plate 2 and correspond to the air quality sensor 4; the front and rear ends of the telescopic rod 3 are respectively connected to the rotating shaft assembly and the base 1, so that when the cover plate 2 is closed on the base 1, the cover plate 2 is pulled backward to make the air outlet pipe 5 abut against the detection inlet of the air quality sensor 4.

[0041] When in use, the air quality sensor 4 is installed in the detection tank and connected to the external data processing device and the display device through the connection probe at the bottom of the detection tank to display the detection results of the air quality sensor 4 in real time; Figure 4 and Figure 5 As shown, when the cover plate 2 is combined with the base 1, the air outlet pipe 5 is opposite to the detection inlet of the air quality sensor 4, and the cover plate 2 is pulled by the telescopic rod 3 to drive the air outlet pipe 5 to move backward and abut against the detection inlet of the air quality sensor 4 (as shown in FIG. Figure 6 , Figure 7 As shown), the sealing between the air outlet pipe 5 and the detection inlet is improved to ensure that the detection gas can be fully delivered to the air quality sensor 4 for effective detection.

[0042] In some specific embodiments, the detection gas includes air, carbon monoxide, etc.

[0043] In some specific embodiments, the base 1 is further provided with a gas outlet to release the introduced detection gas.

[0044] In some specific embodiments, a slide groove 6 is provided at the front side of the base 1, and the shaft assembly includes a slider slidably arranged in the slide groove 6, a shaft seat 7 arranged on the slider, and a shaft 8 rotatably arranged on the shaft seat 7; the front side of the cover plate 2 is connected to the shaft 8; and one end of the telescopic rod 3 is slidably sleeved on the shaft 8. By slidingly sleeved one end of the telescopic rod 3 on the shaft 8, the telescopic rod 3 can fully transmit the pulling action without interfering with the rotation of the cover plate 2.

[0045] In some specific embodiments, a slide groove limiting block 9 is disposed on the inner side of the upper edge of the slide groove 6 ; the sliding block is in an inverted T shape and is slidably embedded under the slide groove limiting block 9 .

[0046] In some specific embodiments, the base 1 is provided with rotating shaft assemblies in parallel, and telescopic rods 3 are provided on both sides of the base 1 respectively. The cover 2 can be pulled more smoothly by arranging the rotating shaft assemblies and the telescopic rods 3 on both sides.

[0047] In some specific embodiments, the gas delivery pipe includes a distribution pipe disposed on the bottom surface of the cover plate 2, and the gas outlet pipe 5 is disposed on the rear side of the distribution pipe.

[0048] In some specific embodiments, a plurality of rows of distribution pipes are arranged in parallel on the bottom surface of the cover plate 2, and a plurality of air quality sensors 4 are arranged in an array in the detection tank.

[0049] In some specific embodiments, the inner edge of the air outlet pipe 5 is provided with a conical contact slope, and the air outlet pipe 5 abuts against the detection inlet of the air quality sensor 4 through the conical contact slope. A sealing rubber pad is provided on the conical contact slope, which can improve the sealing performance of the air outlet pipe 5 and the detection inlet. At the same time, the front end of the detection inlet of the air quality sensor 4 can also adopt an adaptive conical surface.

[0050] In some specific embodiments, a buckling rod 10 is provided on the rear side of the bottom surface of the cover plate 2, and limiting protrusions 11 are provided on both sides of the bottom end of the buckling rod 10; a buckling matching groove is correspondingly provided on the base 1; the buckling matching groove includes an insertion groove 12 and a limiting groove 13 which are connected to each other one after the other; the insertion groove 12 is adapted to the bottom end of the buckling rod 10 and the limiting protrusion 11 so that the bottom end of the buckling rod 10 can be inserted; a limiting plate is relatively provided on the inner side of the upper edge of the limiting groove 13, and the limiting protrusion 11 is slidably limited below the limiting plate, such as Figure 8 The front end of the cover plate is fixed by the locking rod 10 and the locking groove 13, so that the cover plate 2 is stably locked.

[0051] In some specific embodiments, a handle 14 is provided on the rear side of the cover plate 2 to facilitate opening the cover plate 2 .

[0052] The above description of the embodiments is to facilitate the understanding and use of the invention by those skilled in the art. It is obvious that those skilled in the art can easily make various modifications to these embodiments and apply the general principles described herein to other embodiments without creative work. Therefore, the present invention is not limited to the above embodiments, and improvements and modifications made by those skilled in the art based on the disclosure of the present invention without departing from the scope of the present invention should be within the scope of protection of the present invention.

Claims

1. A detection tool for an air quality sensor, characterized in that: include: The base (1) is provided with a detection slot, and a plurality of air quality sensors (4) to be detected are mounted in the detection slot, wherein the detection inlets of the air quality sensors (4) face the front of the base (1); A rotating shaft assembly is slidably disposed on the front side of the base (1) in a front-to-rear direction; The cover plate (2) is flipped and arranged on the base (1) through a rotating shaft assembly; The ventilation assembly comprises a detection air source, an air delivery pipe, and a plurality of air outlet pipes (5) which are connected in sequence; the plurality of air outlet pipes (5) are arranged on the bottom surface of the cover plate (2) and correspond to the air quality sensor (4); and, The front and rear ends of the telescopic rod (3) are respectively connected to the rotating shaft assembly and the base (1) so that when the cover plate (2) is closed on the base (1), the cover plate (2) is pulled backwards to make the air outlet pipe (5) abut against the detection inlet of the air quality sensor (4).

2. The detection tooling of the air quality sensor according to claim 1, characterized in that: The base (1) is provided with a slide groove (6) on the front side, and the rotating shaft assembly comprises a sliding block slidably arranged in the slide groove (6), a rotating shaft seat (7) arranged on the sliding block, and a rotating shaft (8) rotatably arranged on the rotating shaft seat (7); The front side of the cover plate (2) is connected to the rotating shaft (8); One end of the telescopic rod (3) is slidably sleeved on the rotating shaft (8).

3. The detection tooling of the air quality sensor according to claim 2, characterized in that: A slide groove limiting block (9) is provided on the inner side of the upper edge of the slide groove (6); The sliding block is in an inverted T shape and is slidably embedded under the sliding groove limit block (9).

4. The detection tooling of the air quality sensor according to claim 1, characterized in that: The base (1) is provided with a sliding groove (6) and a rotating shaft assembly in parallel, and telescopic rods (3) are respectively provided on both sides of the base (1).

5. The detection tooling of the air quality sensor according to claim 1, characterized in that: The gas delivery pipe comprises a distribution pipe arranged on the bottom surface of the cover plate (2), and the gas outlet pipe (5) is arranged on the rear side of the distribution pipe.

6. The detection tooling of the air quality sensor according to claim 5, characterized in that: The bottom surface of the cover plate (2) is provided with multiple rows of distribution pipes in parallel, and an array of multiple air quality sensors (4) is arranged in the detection slot.

7. The detection tooling of the air quality sensor according to claim 1, characterized in that: The inner edge of the air outlet pipe (5) is provided with a conical contact slope, and the air outlet pipe (5) abuts against the detection inlet of the air quality sensor (4) via the conical contact slope.

8. The detection tooling of the air quality sensor according to claim 7, characterized in that: A sealing rubber pad is arranged on the conical contact inclined surface.

9. The detection tooling of the air quality sensor according to claim 1, characterized in that: A buckling rod (10) is provided at the rear side of the bottom surface of the cover plate (2), and limiting protrusions (11) are provided at both sides of the bottom end of the buckling rod (10); The base (1) is provided with a corresponding snap-fit ​​groove; the snap-fit ​​groove comprises an insertion groove (12) and a limiting groove (13) which are connected to each other in front and in back. The insertion groove (12) is adapted to the bottom end of the buckling rod (10) and the limiting protrusion (11) so that the bottom end of the buckling rod (10) can be inserted; A limiting plate is provided on the inner side of the upper edge of the limiting groove (13), and the limiting protrusion (11) is slidably limited below the limiting plate.

10. The detection tooling of the air quality sensor according to claim 1, characterized in that: A handle (14) is provided on the rear side of the cover plate (2).

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