Device for detecting monitoring performance of air quality sensors in batches

Abstract

The utility model relates to the technical field of air quality sensor detection, in particular to a device for detecting the monitoring performance of air quality sensors in batches, which comprises a rotary control assembly, a test base, a sensor mounting plate, a detection assembly, a qualified part collection assembly, an unqualified part collection assembly and a controller, the test base is a square base, is arranged above the supporting platform and is used for bearing the sensor mounting plate, one end part of the rotation control assembly is connected with the supporting platform, the other end part of the rotation control assembly is connected with the test base, and the rotation control assembly is used for driving the test base to rotate; the sensor mounting plate is arranged at the end part of the upper surface of the test base and is used for accommodating an air quality sensor; the detection assembly, the qualified part collection assembly and the unqualified part collection assembly are arranged on the upper surface of the supporting platform. According to the device, the monitoring performance of the air quality sensor can be detected in batches, semi-automation of detection can be realized, the detection efficiency is improved, and human resources are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of air quality sensor detection, in particular to a device for batch detecting monitoring performance of air quality sensors. Background Art

[0002] Air quality sensors are used to monitor the concentration of pollutants in the air. They are highly sensitive to alcohol, cigarettes, ammonia, sulfide, toluene, etc., have short response time and stable operation, and are widely used in air purifiers and fresh air systems. Air quality sensors need to be tested for monitoring performance before leaving the factory. Existing technologies often require manual coordination with various air pipes to detect their monitoring performance and determine whether they meet factory requirements, which greatly consumes time and human resources. Utility Model Content

[0003] In order to solve the above problems, the purpose of the utility model is to provide a device for batch testing the monitoring performance of air quality sensors.

[0004] The purpose of the utility model can be achieved through the following technical solutions:

[0005] The utility model provides a device for batch testing of air quality sensor monitoring performance, which is connected to the air pipe of an external air pump when in use, and comprises a rotation control component, a test base, a sensor mounting plate, a detection component, a qualified part collection component, a non-qualified part collection component and a controller;

[0006] The test base is a square base, which is arranged above the support platform and is used to carry the sensor mounting plate. One end of the rotation control assembly is connected to the support platform, and the other end is connected to the test base to drive the test base to rotate; the sensor mounting plate is arranged at the end of the upper surface of the test base and is used to accommodate the air quality sensor; the detection assembly, the qualified part collection assembly and the unqualified part collection assembly are arranged on the upper surface of the support platform;

[0007] The detection component is arranged on the outside of one side of the test base, and is connected to the air pipe of the external air pump when in use, and is used to detect the monitoring performance of the air quality sensor on the gas;

[0008] The qualified part collection assembly is arranged on the outer side of one side of the test base adjacent to the detection assembly, and is used to collect the air quality sensors that have passed the detection by the detection assembly;

[0009] The unqualified part collection component is arranged on the outer side of the test base opposite to the detection side, and is used to collect the air quality sensors that are unqualified after being detected by the detection component;

[0010] The rotation control component, the detection component, the qualified part collection component and the unqualified part collection component are all connected to the controller.

[0011] In one embodiment of the present invention, the sensor mounting plate is provided with a plurality of sensor mounting holes which are engaged with the air quality sensors.

[0012] In one embodiment of the utility model, the test base is connected to the sensor mounting plate by bolts at the end along the length direction, and the test base located on the lower surface of the sensor mounting hole is provided with a metal probe that matches the air quality sensor.

[0013] In one embodiment of the utility model, the rotation control assembly includes a rotating cylinder and a rotating support plate; the rotating cylinder is arranged on the upper surface of the supporting platform, and the output shaft of the rotating cylinder is connected to the rotating support plate; the center position of the rotating support plate is provided with a circular annular protrusion for being engaged with the test base;

[0014] The rotary cylinder is connected with a controller.

[0015] In one embodiment of the utility model, a guide hole matching the annular protrusion is provided at the center of the test base;

[0016] The thickness of the test base is less than or equal to the height of the annular protrusion.

[0017] In one embodiment of the utility model, the detection assembly includes a transverse slide rail, a longitudinal slide rail, a vertical slide rail, a first drive cylinder, a second drive cylinder, a third drive cylinder, a support frame and a detection joint;

[0018] The transverse slide rail is arranged on the upper surface of the supporting platform, the first driving cylinder is connected to the transverse slide rail, and its output end is connected to the longitudinal slide rail, which is used to drive the longitudinal slide rail to move along the transverse slide rail; the second driving cylinder is connected to the longitudinal slide rail, and its output end is connected to the vertical slide rail, which is used to drive the vertical slide rail to move along the longitudinal slide rail; the third driving cylinder is connected to the vertical slide rail, and its output end is connected to the support frame, which is used to drive the support frame to move along the vertical slide rail; a detection joint is arranged on the support frame.

[0019] In one embodiment of the utility model, a plurality of groups of detection joints are arranged in parallel and at intervals, one end of the detection joint is connected to the air pipe of the external air pump, and the other end faces a side close to the sensor mounting plate.

[0020] In one embodiment of the present utility model, the first driving cylinder, the second driving cylinder, the third driving cylinder, the first camera and the second camera are all connected to the controller.

[0021] In one embodiment of the present utility model, the qualified part collection assembly includes a qualified part collection box and a first manipulator disposed on the upper surface of the support platform; the first manipulator is disposed on a side of the qualified part collection box close to the detection assembly;

[0022] The first manipulator is connected to the controller.

[0023] In one embodiment of the utility model, the unqualified parts collection assembly includes an unqualified parts collection box and a second manipulator disposed on the upper surface of the support platform; the second manipulator is disposed on a side of the unqualified parts collection box close to the qualified parts collection assembly;

[0024] The second manipulator is connected to the controller.

[0025] Compared with the prior art, the utility model has the following beneficial effects:

[0026] The utility model provides a device for batch testing of the monitoring performance of air quality sensors, which can realize batch testing of the monitoring performance of air quality sensors, realize semi-automatic testing, improve testing efficiency, and save human resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of a device for monitoring performance of batch air quality sensors of the utility model;

[0028] Figure 2 It is a structural schematic diagram of the sensor mounting plate;

[0029] Numbers in the figure: 1. Support platform; 2. Test base; 3. Rotation control assembly; 31. Ring-shaped protrusion; 4. Sensor mounting plate; 41. Rotation plate mounting hole; 5. Detection assembly; 51. Detection joint; 61. Qualified parts collection box; 62. First manipulator; 71. Unqualified parts collection box; 72. Second manipulator. DETAILED DESCRIPTION

[0030] The utility model is described in detail below with reference to the accompanying drawings and specific embodiments.

[0031] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0033] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0034] Example 1

[0035] This embodiment provides a device for batch testing of air quality sensor monitoring performance, which is connected to the air pipe of an external air pump when in use, such as Figure 1-2 As shown, it includes a rotation control component 3, a test base 2, a sensor mounting plate 4, a detection component 5, a qualified component collection component, an unqualified component collection component and a controller; the test base 2 is a square base, which is arranged above the support platform 1 and is used to carry the sensor mounting plate 4. One end of the rotation control component 3 is connected to the support platform 1, and the other end is connected to the test base 2 to drive the test base 2 to rotate; the sensor mounting plate 4 is arranged at the end of the upper surface of the test base 2 to accommodate the air quality sensor; the detection component 5, the qualified component collection component and the unqualified component collection component are arranged on the upper surface of the support platform 1; the detection component 5 is arranged on the outer side of one side of the test base 2, and is connected to the air pipe of the external air pump when in use, so as to detect the monitoring performance of the air quality sensor for gas; the qualified component collection component is arranged on the outer side of the test base 2 adjacent to the detection component 5, and is used to collect the air quality sensors that have passed the detection by the detection component 5; the unqualified component collection component is arranged on the outer side of the test base 2 opposite to the detection, and is used to collect the air quality sensors that have failed the detection by the detection component 5.

[0036] Furthermore, the sensor mounting plate 4 is provided with a plurality of sensor mounting holes 41 which are engaged with the air quality sensors; the test base 2 is connected to the sensor mounting plate 4 by end bolts along the length direction, and the test base 2 located on the lower surface of the sensor mounting hole 41 is provided with a metal probe which matches the air quality sensor (inserted into the air quality sensor to realize signal communication with the controller); wherein, the sensor mounting holes 41 on the sensor mounting plate 4 are allowed to be arranged in more than one row, and when more than two rows are arranged, the height of the sensor mounting holes 41 arranged in each row is different, and the closer the sensor mounting hole 41 is to the rotating control component 3, the higher the height is set, to ensure that the gas detection interface of each air quality sensor installed on the sensor mounting hole 41 can be matched with the detection component 5; the metal probe arranged on the test base 2 is always connected to the air quality sensor.

[0037] Furthermore, the rotation control assembly 3 includes a rotation cylinder and a rotation support plate; the rotation cylinder is arranged on the upper surface of the support platform 1, and the output shaft of the rotation cylinder is connected to the rotation support plate; a circular annular protrusion 31 for engaging with the test base 2 is arranged at the center of the rotation support plate;

[0038] Furthermore, a guide hole matching the annular protrusion 31 is provided at the center of the test base 2 ; the thickness of the test base 2 is less than or equal to the height of the annular protrusion 31 .

[0039] Furthermore, the detection assembly 5 includes a transverse slide rail, a longitudinal slide rail, a vertical slide rail, a first driving cylinder, a second driving cylinder, a third driving cylinder, a support frame 53 and a detection joint 51; the transverse slide rail is arranged on the upper surface of the support platform 1, the first driving cylinder is connected to the transverse slide rail, and its output end is connected to the longitudinal slide rail, which is used to drive the longitudinal slide rail to move along the transverse slide rail; the second driving cylinder is connected to the longitudinal slide rail, and its output end is connected to the vertical slide rail, which is used to drive the vertical slide rail to move along the longitudinal slide rail; the third driving cylinder is connected to the vertical slide rail, and its output end is connected to the support frame 53, which is used to drive the support frame 53 to move along the vertical slide rail; a plurality of groups of detection joints 51 are arranged on the support frame 53 in parallel and at intervals; one end of the detection joint 51 is connected to the air pipe of the external air pump (the detection joint 51 is respectively connected to the corresponding air pipes, and the gas of each air pipe is different), and the other end faces the side close to the sensor mounting plate 4; a detection interface switch is provided on the detection interface;

[0040] Furthermore, the qualified piece collection component includes a qualified piece collection box 61 and a first manipulator 62 disposed on the upper surface of the support platform 1; the first manipulator 62 is disposed on one side of the qualified piece collection box 61 close to the detection component 5;

[0041] Furthermore, the defective part collection assembly includes a defective part collection box 71 and a second manipulator 72 disposed on the upper surface of the support platform 1; the second manipulator 72 is disposed on one side of the defective part collection box 71 close to the defective part collection assembly;

[0042] Among them, the rotating cylinder, the detection interface switch, the first driving cylinder, the second driving cylinder, the third driving cylinder, the first manipulator 62, the second manipulator 72 and the air quality sensor are all connected to the controller.

[0043] When in use, the air quality sensor to be tested is manually installed on the sensor mounting plate 4 located on the upper surface of the test base 2 so that it matches the sensor mounting hole 41. The gas detection interface is located outside the sensor mounting hole 41 and on the side close to the detection interface. The air quality sensor is matched with the metal probe.

[0044] The controller controls the rotation of the rotary cylinder ( Figure 1 The controller controls the first driving cylinder, the second driving cylinder and the third driving cylinder to drive the detection joint 51 to move, so that the corresponding detection interface fits with the gas detection interface of the air quality sensor; the controller controls the switch of the corresponding detection interface to turn on, and the gas in the air pump (the amount sprayed each time is fixed and supplied according to the set value) contacts the gas detection interface through the air pipe and the corresponding detection interface, and the air quality sensor feeds back the detected data to the controller, and the controller compares the detected data of the control quality sensor with the preset data (when the difference between the two is less than 1%, it is judged that the air quality is good). The gas monitoring performance provided by the air quality sensor to the detection joint 51 is qualified. When the difference between the two is greater than or equal to 1%, it is determined that the gas monitoring performance provided by the air quality sensor to the detection joint 51 is unqualified; wherein, if the gas monitoring performance provided by the same air quality sensor to all detection interfaces is qualified, the air quality sensor is determined to be qualified; if the gas monitoring performance provided by the same air quality sensor to more than one detection interface is unqualified, the air quality sensor is determined to be unqualified); the controller controls the first drive cylinder, the second drive cylinder and the third drive cylinder to drive the detection interface to move, and detects the next air quality sensor until all the air quality sensors on the sensor mounting plate 4 are detected;

[0045] The controller controls the rotation of the rotary cylinder ( Figure 1 Continue to rotate clockwise 90°) so that the sensor mounting plate 4 after the test is rotated to the side of the qualified parts collection box 61, and the controller controls the first manipulator 62 to move the aforementioned qualified air quality sensors to the qualified parts collection box 61 until all the qualified air quality sensors are moved to the qualified parts collection box 61;

[0046] The controller controls the rotation of the rotary cylinder ( Figure 1 Continue to rotate clockwise 90°) so that the sensor mounting plate 4 from which the qualified air quality sensors have been removed rotates to the side of the unqualified parts collection box 71, and the controller controls the second manipulator 72 to move the remaining air quality sensors on the sensor mounting plate 4 to the unqualified parts collection box 71 until there are no air quality sensors on the sensor mounting plate 4;

[0047] The controller controls the rotation of the rotary cylinder ( Figure 1 Continue to rotate clockwise 90°), and manually install the air quality sensor to be detected on the sensor mounting plate 4 so that it matches the sensor mounting hole 41.

[0048] The above description of the embodiments is to facilitate the understanding and use of the utility model by those skilled in the art. It is obvious that those familiar with 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 utility model is not limited to the above embodiments, and improvements and modifications made by those skilled in the art based on the interpretation of the utility model without departing from the scope of the utility model should be within the scope of protection of the utility model.

Claims

1. A device for batch testing of air quality sensor monitoring performance, which is connected to the air pipe of an external air pump when in use, characterized in that: It comprises a rotation control component (3), a test base (2), a sensor mounting plate (4), a detection component (5), a qualified part collection component, a non-qualified part collection component and a controller; The test base (2) is a square base, which is arranged above the support platform (1) and is used to carry the sensor mounting plate (4); one end of the rotation control component (3) is connected to the support platform (1), and the other end is connected to the test base (2) and is used to drive the test base (2) to rotate; the sensor mounting plate (4) is arranged at the end of the upper surface of the test base (2) and is used to accommodate the air quality sensor; the detection component (5), the qualified part collection component and the unqualified part collection component are arranged on the upper surface of the support platform (1); The detection component (5) is arranged on the outside of one side of the test base (2), and is connected to the air pipe of the external air pump when in use, and is used to detect the monitoring performance of the air quality sensor on the gas; The qualified part collection component is arranged on the outer side of a side of the test base (2) adjacent to the detection component (5), and is used to collect the air quality sensors that have passed the detection by the detection component (5); The unqualified part collection component is arranged on the outer side of the test base (2) opposite to the detection side, and is used to collect air quality sensors that have been detected as unqualified by the detection component (5); The rotation control component (3), the detection component (5), the qualified component collection component and the unqualified component collection component are all connected to the controller.

2. A device for batch testing of air quality sensor monitoring performance according to claim 1, characterized in that: The sensor mounting plate (4) is provided with a plurality of sensor mounting holes (41) which are engaged with air quality sensors.

3. A device for batch testing of air quality sensor monitoring performance according to claim 2, characterized in that: The test base (2) is bolted to the sensor mounting plate (4) at the end along the length direction, and the test base (2) located on the lower surface of the sensor mounting hole (41) is provided with a metal probe that matches the air quality sensor.

4. The device for batch testing air quality sensor monitoring performance according to claim 1, characterized in that: The rotation control assembly (3) comprises a rotation cylinder and a rotation support plate; the rotation cylinder is arranged on the upper surface of the support platform (1), and the output shaft of the rotation cylinder is connected to the rotation support plate; a circular annular protrusion (31) for being engaged with the test base (2) is arranged at the center of the rotation support plate; The rotary cylinder is connected with a controller.

5. The device for batch testing air quality sensor monitoring performance according to claim 1, characterized in that: A guide hole matching the annular protrusion (31) is provided at the center of the test base (2); The thickness of the test base (2) is less than or equal to the height of the annular protrusion (31).

6. The device for batch testing air quality sensor monitoring performance according to claim 1, characterized in that: The detection assembly (5) comprises a transverse slide rail, a longitudinal slide rail, a vertical slide rail, a first drive cylinder, a second drive cylinder, a third drive cylinder, a support frame and a detection joint (51); The transverse slide rail is arranged on the upper surface of the support platform (1); the first driving cylinder is connected to the transverse slide rail, and its output end is connected to the longitudinal slide rail; the second driving cylinder is connected to the longitudinal slide rail, and its output end is connected to the vertical slide rail; the third driving cylinder is connected to the vertical slide rail, and its output end is connected to the support frame; the support frame is provided with a detection joint (51).

7. A device for batch testing of air quality sensor monitoring performance according to claim 6, characterized in that: The detection joints (51) are arranged in parallel and spaced apart in a plurality of groups, one end of the detection joint (51) is connected to the air pipe of an external air pump, and the other end faces a side close to the sensor mounting plate (4).

8. The device for batch testing air quality sensor monitoring performance according to claim 1, characterized in that: The first driving cylinder, the second driving cylinder, the third driving cylinder, the first camera and the second camera are all connected to the controller.

9. The device for batch testing air quality sensor monitoring performance according to claim 1, characterized in that: The qualified piece collection component comprises a qualified piece collection box (61) and a first manipulator (62) arranged on the upper surface of the support platform (1); the first manipulator (62) is arranged on a side of the qualified piece collection box (61) close to the detection component (5); The first manipulator (62) is connected to a controller.

10. The device for batch testing air quality sensor monitoring performance according to claim 1, characterized in that: The unqualified collection component comprises an unqualified part collection box (71) and a second manipulator (72) arranged on the upper surface of the support platform (1); the second manipulator (72) is arranged on a side of the unqualified part collection box (71) close to the qualified part collection component; The second manipulator (72) is connected to the controller.

Images