Detection device of air pressure sensor
By designing the air pressure sensor detection device of the base, lifting mechanism and pressing mechanism, the problems of low efficiency and insufficient sealing performance of the traditional detection method are solved, and efficient and accurate air pressure sensor detection is achieved.
Patent Information
- Application Number
- CN202421038910.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-14
AI Technical Summary
The traditional air pressure sensor detection method is inefficient and the sealing performance of manual plugging of air pressure pipes is insufficient, resulting in abnormal electrical signals.
A gas pressure sensor detection device including a base, lifting mechanism and pressing mechanism is designed, and a multiple mounting holes and sealing rings are used to adapt, and gas sealing is realized through gas passages and ventilation interfaces, combining lifting mechanism and elastic buffer assembly Ensure detection accuracy.
It improves detection efficiency and accuracy, avoids air leakage at the air inlet, and realizes simultaneous detection and accurate electrical signal output of multiple air pressure sensors.
Smart Images
Figure CN222212079U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of sensor detection, and in particular relates to a detection device for an air pressure sensor. Background Art
[0002] A barometric pressure sensor is a device used to measure gas pressure, and is usually used in areas such as air pressure control, barometric pressure transmission, and gas flow control. It measures the gas pressure from the operating environment and converts it into an electrical signal output for easy recording, analysis, and processing.
[0003] During the production process of air pressure sensors, it is necessary to perform leak detection on the air pressure sensors. The traditional testing method is generally for assembly line workers to plug the sensors into the air pressure tubes and detect the electrical signals to determine whether there is a leak in the air pressure sensor. This testing method is inefficient. At the same time, there is also the problem of insufficient sealing performance when the sensors are manually plugged into the air pressure tubes, resulting in leakage at the interfaces, which makes the electrical signals abnormal. Summary of the invention
[0004] To this end, the utility model provides a detection device for an air pressure sensor, which solves the problems of low efficiency of traditional manual detection and insufficient sealing performance of manually plugging the sensor into the air pressure tube.
[0005] The technical solution of the utility model is as follows: A detection device for an air pressure sensor, comprising: a base, a lifting mechanism and a clamping mechanism, wherein a plurality of mounting holes are arranged on the base, and the air pressure detection port of the air pressure sensor to be measured extends into the mounting hole, and a sealing ring is arranged in the mounting hole, and the inner hole of the sealing ring is matched with the air pressure detection port of the air pressure sensor to be measured, a gas channel is arranged inside the base, a ventilation interface is arranged at one end of the gas channel, the ventilation interface is arranged on the side of the base, the gas channel is connected with the mounting hole, the lifting mechanism is installed on the base, and the clamping mechanism is installed on the lifting mechanism, the lifting mechanism is used to adjust the height of the clamping mechanism, and the clamping mechanism is used to press the air pressure sensor to be measured onto the base.
[0006] Furthermore, each of the mounting holes corresponds to a limiting block, and all of the limiting blocks are mounted on the upper surface of the base.
[0007] Furthermore, the lifting mechanism includes: a cylinder, a guide column and a mounting plate, the cylinder and the guide column are vertically mounted on the surface of the base, the mounting plate is sleeved on the guide column, the movable end of the cylinder is connected to the mounting plate, and the mounting plate is used to install the clamping mechanism.
[0008] Furthermore, a manual reversing valve is arranged on the side of the base, two air outlets of the manual reversing valve are connected to two air ports of the cylinder, and an air inlet of the manual reversing valve is connected to an air source.
[0009] Furthermore, a linear bearing is installed on the mounting plate, and the linear bearing is sleeved on the guide column.
[0010] Furthermore, the clamping mechanism comprises: a clamping block and an elastic buffer component, one end of the elastic buffer component is mounted on the lifting mechanism, and the other end of the elastic buffer component is mounted on the clamping block.
[0011] Furthermore, the elastic buffer component is a spring or a buffer.
[0012] Beneficial effects of the utility model:
[0013] The utility model opens multiple mounting holes on the base platform to realize the simultaneous detection of multiple air pressure sensors, and arranges sealing rings adapted to the detection ports of the air pressure sensors in the mounting holes to realize the sealing of the air intake and avoid air leakage at the air intake. The utility model has a simple structure and is easy to operate, which greatly improves the detection efficiency and detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a structural schematic diagram of the utility model.
[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model. DETAILED DESCRIPTION
[0016] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. The described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.
[0017] In an embodiment of the present utility model, Figure 1 and Figure 2 It is a structural schematic diagram provided according to the specific structure of a detection device of an air pressure sensor of the utility model, such as Figure 1 As shown, the utility model includes:
[0018] The device comprises: a base 1, a lifting mechanism and a pressing mechanism 2. The base 1 is provided with a plurality of mounting holes 3, and the air pressure detection port of the air pressure sensor to be tested extends into the mounting holes 3.
[0019] like Figure 2 As shown, a sealing ring 7 is arranged in the mounting hole 3, and the inner hole of the sealing ring 7 is adapted to the air pressure detection port of the air pressure sensor to be measured. Specifically, the diameter of the inner hole of the sealing ring 7 is less than or equal to the diameter of the air pressure detection port of the air pressure sensor to be measured.
[0020] A gas channel 11 is provided inside the base 1, and a ventilation interface 12 is provided at one end of the gas channel 11. The ventilation interface 12 is provided on the side of the base 1, and the gas channel 11 is connected to the mounting hole 3. The lifting mechanism is installed on the base 1, and the clamping mechanism 2 is installed on the lifting mechanism. The lifting mechanism is used to adjust the height of the clamping mechanism 2. The clamping mechanism 2 is used to press the air pressure sensor to be tested onto the base 1. The clamping mechanism 2 ensures that the air pressure sensor will not be blown when the ventilation interface 12 is ventilated.
[0021] Each of the mounting holes 3 corresponds to a limiting block 4, and all of the limiting blocks 4 are mounted on the upper surface of the base 1. The shape of the limiting block 4 is adapted to the main body of the air pressure sensor to be measured, thereby limiting the position of the air pressure sensor to be measured.
[0022] In one embodiment of the utility model, the lifting mechanism includes: a cylinder 51, a guide column 52 and a mounting plate 53, wherein the cylinder 51 and the guide column 52 are both vertically mounted on the surface of the base 1, the mounting plate 53 is sleeved on the guide column 52, the movable end of the cylinder 51 is connected to the mounting plate 53, and the mounting plate 53 is used to install the clamping mechanism 2, wherein the guide column 52 is a guide mechanism of the mounting plate 53, and two guide columns 52 are provided, and the tops of the two guide columns 52 are closed by a connecting plate to limit the mounting plate 53, and the mounting plate 53 slides on the guide column 52, driving the clamping mechanism 2 to move up and down, so that the clamping mechanism 2 clamps the corresponding air pressure sensor to be measured. In order to reduce the friction between the mounting plate 53 and the guide column 52, a linear bearing 54 is installed on the mounting plate 53, and the linear bearing 54 is sleeved on the guide column 52.
[0023] A manual reversing valve 6 is provided on the side of the base 1 , and the two air outlets of the manual reversing valve 6 are connected to the two air ports of the cylinder 51 , and the air inlet of the manual reversing valve 6 is connected to the air source, and the lifting and lowering of the cylinder 51 is controlled by the manual reversing valve 6 .
[0024] In one embodiment of the utility model, the clamping mechanism 2 includes: a clamping block 21 and an elastic buffer component 22, one end of the elastic buffer component 22 is mounted on the lifting mechanism, and the other end of the elastic buffer component 22 is mounted with the clamping block 21, and the elastic buffer component 22 is a spring or a buffer. The elastic buffer component 22 prevents the cylinder 51 from over-pressure and damaging the sensor to be tested.
[0025] The use process of the utility model is as follows: insert the air pressure detection port of the air pressure sensor to be tested into the mounting hole 3, and install the main body of the air pressure sensor to be tested in the limit block 4. Through the manual reversing valve 6, the telescopic end of the cylinder 51 is controlled to contract, thereby driving the mounting plate 53 to descend until the pressing block presses the air pressure sensor to be tested, and the air source is introduced from the ventilation interface 12, and the electrical signal of each air pressure sensor to be tested is detected to confirm whether each sensor to be tested is abnormal.
[0026] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to examples, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.
Claims
1. A detection device for an air pressure sensor, characterized in that: include: A base (1), a lifting mechanism and a pressing mechanism (2), wherein a plurality of mounting holes (3) are arranged on the base (1), the air pressure detection port of the air pressure sensor to be measured extends into the mounting hole (3), a sealing ring (7) is arranged in the mounting hole (3), the inner hole of the sealing ring (7) is matched with the air pressure detection port of the air pressure sensor to be measured, a gas channel (11) is arranged inside the base (1), a ventilation interface (12) is arranged at one end of the gas channel (11), the ventilation interface (12) is arranged on the side of the base (1), the gas channel (11) is connected with the mounting hole (3), the lifting mechanism is installed on the base (1), the pressing mechanism (2) is installed on the lifting mechanism, the lifting mechanism is used to adjust the height of the pressing mechanism (2), and the pressing mechanism (2) is used to press the air pressure sensor to be measured onto the base (1).
2. The detection device of the air pressure sensor according to claim 1, characterized in that: Each of the mounting holes (3) corresponds to a limiting block (4), and all of the limiting blocks (4) are mounted on the upper surface of the base (1).
3. The detection device of the air pressure sensor according to claim 1, characterized in that: The lifting mechanism comprises: a cylinder (51), a guide column (52) and a mounting plate (53); the cylinder (51) and the guide column (52) are both vertically mounted on the surface of the base (1); the mounting plate (53) is sleeved on the guide column (52); the movable end of the cylinder (51) is connected to the mounting plate (53); and the mounting plate (53) is used to mount the clamping mechanism (2).
4. The detection device of the air pressure sensor according to claim 3, characterized in that: A manual reversing valve (6) is provided on the side of the base (1), two air outlets of the manual reversing valve (6) are connected to two air ports of the cylinder (51), and an air inlet of the manual reversing valve (6) is connected to an air source.
5. The detection device of the air pressure sensor according to claim 3, characterized in that: A linear bearing (54) is mounted on the mounting plate (53), and the linear bearing (54) is sleeved on the guide column (52).
6. The detection device of the air pressure sensor according to claim 1, characterized in that: The clamping mechanism (2) comprises a clamping block (21) and an elastic buffer component (22), one end of the elastic buffer component (22) being mounted on the lifting mechanism, and the other end of the elastic buffer component (22) being mounted on the clamping block (21).
7. The detection device of the air pressure sensor according to claim 6, characterized in that: The elastic buffer component (22) is a spring or a buffer.