Sampling device of atmosphere sampling analysis equipment

Abstract

The utility model discloses a sampling device of atmosphere sampling analysis equipment, and relates to the technical field of environmental protection. The sampling device of the atmosphere sampling analysis equipment comprises a device body, an air inlet is formed in the side face of the device body, a servo motor is arranged in the device body, and a protection assembly is arranged on the side face of the device body; the protection assembly comprises a first hydraulic bin and a second hydraulic bin, a piston at one end of the first hydraulic bin is in sliding connection with a first stress rod, and a piston at the other end of the first hydraulic bin is in sliding connection with a pressing rod. According to the sampling device of the atmosphere sampling analysis equipment, in rainy days, water is stored in a reservoir, and a first stress rod, a first hydraulic bin, a pressing rod, a motor switch, a servo motor, a first gear, a first toothed bar, a second hydraulic bin, a second toothed bar and a second gear are matched, so that a first rotating shaft drives a protection plate to rotate, an air inlet is blocked, and the influence on an air exhaust sampling head is reduced; and the accuracy of subsequent analysis is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental protection, in particular to a sampling device for atmospheric sampling and analysis equipment. Background Art

[0002] Atmospheric sampling refers to the method of collecting pollutant samples or polluted air samples in the atmosphere. One type of collection method is to pass a large amount of air through a liquid absorbent or solid adsorbent to enrich the pollutants with lower concentrations in the atmosphere, such as the vacuum method and the filter membrane method. The other type is to use containers (glass bottles, plastic bags, etc.) to collect air containing pollutants.

[0003] According to a sampling structure of an atmospheric sampling and analysis device disclosed (publication number: CN210834318U), it includes a base, a plug-in tube is welded at the middle position of the top of the base, and a plug-in rod is inserted into the inside of the plug-in tube, the top of the plug-in rod is rotatably connected to a sampling tube through a damping rotator, and one end of the sampling tube is connected to a duct fan through a flange, and a positioning bolt is threadedly connected to the top of one side of the plug-in tube. In the above application documents, corresponding air extraction and sampling operations are performed through an exhaust device, but the device has a certain influence on the air extraction sampling head in rainy and snowy weather, making the results of analysis after sampling inaccurate. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a sampling device for an atmospheric sampling and analysis device, which solves the problems raised in the above background technology. To achieve the above purpose, the utility model is implemented through the following technical solutions: a sampling device for an atmospheric sampling and analysis device, comprising a device body, an air inlet is provided on the side of the device body, a servo motor is provided inside the device body, and a protective component is provided on the side of the device body;

[0005] The protective component includes a hydraulic tank 1 and a hydraulic tank 2, wherein a piston at one end of the hydraulic tank 1 is slidably connected to a force-bearing rod 1, and a piston at the other end of the hydraulic tank 1 is slidably connected to a pressure rod, the top of the force-bearing rod 1 is fixedly connected to a water reservoir, and the bottom of the force-bearing rod 1 is fixedly connected to a spring 1, a motor switch is arranged on the side of the servo motor, and a front end of the servo motor is connected to a gear 1 through its output shaft transmission, a piston at one end of the hydraulic tank 2 is slidably connected to a gear rod 1, and a piston at the other end of the hydraulic tank 2 is slidably connected to a gear rod 2, the side of the device body is rotatably connected to a rotating shaft 1, the side of the rotating shaft 1 is connected to a gear 2 through its output shaft transmission, and the top of the rotating shaft 1 is fixedly connected to a protective plate.

[0006] Preferably, the gear rod 1 is located at the bottom of the gear 1, and the gear rod 1 is in meshing state with the gear 1, so that when the gear 1 rotates, the gear rod 1 can move accordingly.

[0007] Preferably, the second gear is located on the side of the second gear rod, and the second gear is in meshing with the second gear rod, so that when the second gear rod moves, the second gear can rotate accordingly.

[0008] Preferably, a support assembly is provided on the side of the device body;

[0009] The supporting assembly includes a belt, and the side of the device body is rotatably connected to a second rotating shaft, the front end of the second rotating shaft is fixedly connected to a second force-bearing rod, and the top of the second rotating shaft is fixedly connected to a supporting plate, so that when the second rotating shaft rotates, the second force-bearing rod can rotate accordingly.

[0010] Preferably, one end of the belt is located outside the output shaft of the rotating shaft 1, and the other end of the belt is located outside the force-bearing rod 2, so that when the rotating shaft 1 rotates, the force-bearing rod 2 can rotate accordingly.

[0011] Preferably, a sealing component is provided inside the device body;

[0012] The sealing component includes an air pressure chamber, one end of which is fixedly connected to airbag 1, and the other end of which is fixedly connected to airbag 2, so that when airbag 1 is squeezed, airbag 2 can expand accordingly.

[0013] The utility model provides a sampling device for an atmospheric sampling and analysis device, which has the following beneficial effects:

[0014] (1) The sampling device of the atmospheric sampling and analysis equipment, when in rainy weather, allows water to be stored in the water reservoir, and cooperates with the force-bearing rod 1, hydraulic chamber 1, pressure rod, motor switch, servo motor, gear 1, gear rod 1, hydraulic chamber 2, gear rod 2 and gear 2, so that the rotating shaft 1 drives the protective plate to rotate, blocks the air inlet, reduces the impact on the air extraction sampling head, and improves the accuracy of subsequent analysis.

[0015] (2) The sampling device of the atmospheric sampling and analysis equipment, when the rotating shaft 1 rotates, cooperates with the belt to make the force-bearing rod 2 connected to the rotating shaft 1 through the belt rotate, and the force-bearing rod 2 drives the rotating shaft 2 fixedly connected thereto to rotate, so that the support plate fixedly connected to the rotating shaft 2 rotates to the ground position for support, thereby improving the stability of the device body in rainy weather.

[0016] (3) The sampling device of the atmospheric sampling and analysis equipment can squeeze airbag 1 when the protective plate rotates, and the gas in airbag 1 is passed into the air pressure chamber, so that airbag 2 fixedly connected to the air pressure chamber expands to the air inlet position, further blocking the air inlet, thereby improving the accuracy of subsequent analysis. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the three-dimensional structure of the overall appearance of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall sectional three-dimensional structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the protective component of the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of the support assembly of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the sealing component of the utility model.

[0022] In the figure: 1. device body; 2. air inlet; 3. servo motor; 4. hydraulic chamber 1; 5. hydraulic chamber 2; 6. force rod 1; 7. pressure rod; 8. water reservoir; 9. spring 1; 10. motor switch; 11. gear 1; 12. gear rod 1; 13. gear rod 2; 14. shaft 1; 15. gear 2; 16. protective plate; 17. belt; 18. shaft 2; 19. force rod 2; 20. support plate; 21. air pressure chamber; 22. airbag 1; 23. airbag 2. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Embodiment 1

[0025] See also Figure 1-3 A sampling device for an atmospheric sampling and analysis device comprises a device body 1, an air inlet 2 is provided on the side of the device body 1, a servo motor 3 is provided inside the device body 1, and a protective component is provided on the side of the device body 1;

[0026] The protection component includes a hydraulic tank 14 and a hydraulic tank 25. The piston at one end of the hydraulic tank 14 is slidably connected to a force rod 16, and the piston at the other end of the hydraulic tank 14 is slidably connected to a pressure rod 7. The top of the force rod 6 is fixedly connected to a water tank 8. In rainy weather, water is stored in the water tank 8, which drives the force rod 16 fixedly connected to the water tank 8 to move, and cooperates with the hydraulic tank 14 slidably connected to the piston of the force rod 16, so that the pressure in the hydraulic tank 4 increases, and drives the pressure rod 7 slidably connected to the piston of the hydraulic tank 4 to move. The bottom of the force rod 6 is fixedly connected to a spring 19, and a motor switch 10 is provided on the side of the servo motor 3. The front end of the servo motor 3 is connected to a gear 11 through its output shaft transmission. The piston at one end of the hydraulic tank 25 is slidably connected to a gear rod 12, and the gear rod 12 is located at the bottom position of the gear 11. The gear rod 12 and the gear 11 are in a meshing state. The piston at the other end of the hydraulic tank 25 is slidably connected to a gear rod 213. When the pressure rod 7 moves, the pressure inside the hydraulic tank 4 is squeezed. Press the motor switch 10 to start the servo motor 3, so that the gear 11 connected to the output shaft of the servo motor 3 rotates, and the gear 11 drives the gear rod 12 meshing with it to move, and cooperates with the hydraulic chamber 25 slidably connected to the piston of the gear rod 12, so that the pressure in the hydraulic chamber 25 increases, and drives the gear rod 2 13 slidably connected to the piston of the hydraulic chamber 25 to move. The side of the device body 1 is rotatably connected with the rotating shaft 14, and the side of the rotating shaft 14 is connected to the gear 2 15 through its output shaft. The gear 2 15 is located at the side position of the gear rod 2 13, and the gear 2 15 is in a meshing state with the gear rod 2 13. The top of the rotating shaft 14 is fixedly connected with a protective plate 16. When the gear rod 2 13 moves, the gear 2 15 meshing with the gear rod 2 13 makes the rotating shaft 14 connected to the gear 2 15 rotate, and the rotating shaft 14 drives the protective plate 16 fixedly connected to it to rotate, blocking the air inlet 2, reducing the impact on the air extraction sampling head, and improving the accuracy of subsequent analysis.

[0027] When in use, in rainy weather, water is stored in the water reservoir 8, which drives the force-bearing rod 6 fixedly connected to the water reservoir 8 to move, and cooperates with the hydraulic chamber 14 slidingly connected to the piston of the force-bearing rod 6, so that the pressure in the hydraulic chamber 4 increases, driving the pressure rod 7 slidingly connected to the piston of the hydraulic chamber 4 to move, squeezing the motor switch 10, starting the servo motor 3, so that the gear 11 connected to the output shaft of the servo motor 3 rotates, the gear 11 drives the gear rod 12 meshing with it to move, and cooperates with the hydraulic chamber 25 slidingly connected to the piston of the gear rod 12, so that the pressure in the hydraulic chamber 25 increases, driving the gear rod 2 13 slidingly connected to the piston of the hydraulic chamber 25 to move, and cooperates with the gear 2 15 meshing with the gear rod 2 13, so that the rotating shaft 14 transmission-connected to the gear 2 15 rotates, and the rotating shaft 14 drives the protective plate 16 fixedly connected to it to rotate, thereby blocking the air inlet 2.

[0028] Embodiment 2

[0029] See also Figure 1-4 , based on the first embodiment, a supporting assembly is provided on the side of the device body 1;

[0030] The supporting assembly includes a belt 17, and a rotating shaft 18 is rotatably connected to the side of the device body 1. The front end of the rotating shaft 18 is fixedly connected to a force-bearing rod 19. One end of the belt 17 is located on the outside of the output shaft of the rotating shaft 14, and the other end of the belt 17 is located on the outside of the force-bearing rod 19. When the rotating shaft 14 rotates, the belt 17 on the outside of the output shaft of the rotating shaft 14 is cooperated to make the force-bearing rod 19 connected to the rotating shaft 14 through the belt 17 rotate. The top of the rotating shaft 18 is fixedly connected to a supporting plate 20. When the force-bearing rod 19 rotates, it can drive the rotating shaft 18 fixedly connected thereto to rotate, so that the supporting plate 20 fixedly connected to the rotating shaft 18 rotates to the ground position for support, thereby improving the stability of the device body 1 in rainy weather.

[0031] When in use, on the basis of embodiment one, when the rotating shaft 14 rotates, it cooperates with the belt 17 on the outside of the output shaft of the rotating shaft 14, so that the force-bearing rod 2 19 connected to the rotating shaft 14 through the belt 17 rotates, and the force-bearing rod 2 19 drives the rotating shaft 2 18 fixedly connected thereto to rotate, so that the support plate 20 fixedly connected to the rotating shaft 2 18 rotates to the ground position for support.

[0032] Embodiment 3

[0033] See also Figure 1-5 , based on the first and second embodiments, a sealing component is provided inside the device body 1;

[0034] The sealing assembly includes an air pressure chamber 21, one end of which is fixedly connected to an air bag 22, and the other end of the air pressure chamber 21 is fixedly connected to an air bag 23. When the protective plate 16 rotates, the air bag 22 can be squeezed, and the gas in the air bag 22 is passed into the air pressure chamber 21, so that the air bag 2 23 fixedly connected to the air pressure chamber 21 expands to the position of the air inlet 2, further blocking the air inlet 2, thereby improving the accuracy of subsequent analysis.

[0035] When in use, based on Example 1 and Example 2, when the protective plate 16 rotates, the airbag 1 22 can be squeezed, and the gas in the airbag 1 22 is passed into the air pressure chamber 21, so that the airbag 2 23 fixedly connected to the air pressure chamber 21 expands to the position of the air inlet 2.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A sampling device for an atmospheric sampling and analysis device, comprising a device body (1), characterized in that: An air inlet (2) is provided on the side of the device body (1), a servo motor (3) is arranged inside the device body (1), and a protective component is arranged on the side of the device body (1); The protection component comprises a hydraulic chamber 1 (4) and a hydraulic chamber 2 (5), wherein a piston at one end of the hydraulic chamber 1 (4) is slidably connected to a force-bearing rod 1 (6), and a piston at the other end of the hydraulic chamber 1 (4) is slidably connected to a pressure rod (7), the top of the force-bearing rod 1 (6) is fixedly connected to a water reservoir (8), and the bottom of the force-bearing rod 1 (6) is fixedly connected to a spring 1 (9), a motor switch (10) is arranged on the side of the servo motor (3), and the front end of the servo motor (3) is connected to a gear 1 (11) through its output shaft transmission, a piston at one end of the hydraulic chamber 2 (5) is slidably connected to a gear rod 1 (12), and a piston at the other end of the hydraulic chamber 2 (5) is slidably connected to a gear rod 2 (13), a side of the device body (1) is rotatably connected to a rotating shaft 1 (14), a side of the rotating shaft 1 (14) is connected to a gear 2 (15) through its output shaft transmission, and a protection plate (16) is fixedly connected to the top of the rotating shaft 1 (14).

2. The sampling device of the atmospheric sampling and analysis equipment according to claim 1, characterized in that: The gear rod 1 (12) is located at the bottom of the gear 1 (11), and the gear rod 1 (12) and the gear 1 (11) are in a meshing state.

3. The sampling device of the atmospheric sampling and analysis equipment according to claim 2, characterized in that: The second gear (15) is located on the side of the second gear rod (13), and the second gear (15) and the second gear rod (13) are in meshing state.

4. The sampling device of the atmospheric sampling and analysis equipment according to claim 3 is characterized in that: A support assembly is provided on the side of the device body (1); The support assembly comprises a belt (17), the side of the device body (1) is rotatably connected to a second rotating shaft (18), the front end of the second rotating shaft (18) is fixedly connected to a second force-bearing rod (19), and the top of the second rotating shaft (18) is fixedly connected to a support plate (20).

5. The sampling device of the atmospheric sampling and analysis equipment according to claim 4, characterized in that: One end of the belt (17) is located outside the output shaft of the first rotating shaft (14), and the other end of the belt (17) is located outside the second force-bearing rod (19).

6. The sampling device of the atmospheric sampling and analysis equipment according to claim 5, characterized in that: A sealing component is arranged inside the device body (1); The sealing component comprises an air pressure chamber (21), one end of the air pressure chamber (21) is fixedly connected to air bag 1 (22), and the other end of the air pressure chamber (21) is fixedly connected to air bag 2 (23).

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