Indoor air quality detection sampling device

Abstract

The utility model provides an indoor air quality detection sampling device, and belongs to the technical field of air quality detection sampling devices. Comprising a base, a sampling box is arranged at the top of the base, a plurality of sampling cavities are formed in the sampling box, a vacuumizing assembly communicated with the sampling cavities is arranged on one side of the sampling box, a plurality of air inlet pipes communicated with the sampling cavities are arranged at the top of the sampling box, conveying hoses are arranged at the tops of the air inlet pipes, and air inlet covers are arranged at the tops of the conveying hoses; a lifting assembly used for lifting the air inlet cover is arranged in the center of the top of the sampling box and comprises a main rod, a first adjusting rod inserted into the top of the main rod in a sliding mode, a second adjusting rod inserted into the top of the first adjusting rod in a sliding mode and a third adjusting rod inserted into the top of the second adjusting rod in a sliding mode. Under the combined action of the lifting assembly, the vacuumizing assembly, the control valve and the like, air at different heights in a room can be sampled at the same time, time and labor are saved, the sampling efficiency is improved, and the fatigue strength of workers is reduced.

Description

Technical Field

[0001] The utility model provides an indoor air quality detection and sampling device, belonging to the technical field of air quality detection and sampling devices. Background Art

[0002] At present, people are paying more and more attention to the quality of the air environment. The quality of air directly affects human health. In people's daily lives, indoor air quality has the greatest impact on human health, so the air needs to be tested. In order to ensure the accuracy of the test results, the air in the corresponding space is generally sampled through an air quality detection sampling device, and then taken to the relevant testing room for testing.

[0003] Existing air quality detection and sampling devices can basically meet the needs of air sampling, but they still have certain drawbacks: when sampling the air in a space, they can usually only sample the air at a certain height at a time, making it difficult to sample air at different heights simultaneously. This is relatively time-consuming and labor-intensive, and can cause high fatigue to workers. Based on this, the present utility model provides an indoor air quality detection and sampling device. Utility Model Content

[0004] The technical problem solved by the utility model is that it is difficult to sample air at different heights at the same time, which is relatively time-consuming and labor-intensive, and causes high fatigue intensity to the workers.

[0005] In order to solve the technical problem, the technical solution provided by the utility model is: an indoor air quality detection sampling device, comprising a base, a sampling box is provided on the top of the base, a plurality of sampling chambers are provided in the sampling box, a vacuum assembly connected with the plurality of sampling chambers is provided on one side of the sampling box, a plurality of air inlet pipes connected with each sampling chamber are provided on the top of the sampling box, a delivery hose is provided on the top of the delivery hose, an air inlet hood is provided on the top of the delivery hose, a lifting assembly for lifting the air inlet hood is provided at the center of the top of the sampling box, the lifting assembly comprises a main rod, an adjusting rod 1 slidably inserted in the top of the main rod, an adjusting rod 2 slidably inserted in the top of the adjusting rod 1, and an adjusting rod 3 slidably inserted in the top of the adjusting rod 2.

[0006] Furthermore, a control valve is provided on the air intake pipe, and positioning plates are provided on the top of the side walls of the main rod, adjusting rod one, adjusting rod two, and adjusting rod three. An insertion rod is provided on the top of the positioning plate, and a support sleeve is fixedly connected to the side wall of the air intake cover and passes through the insertion rod.

[0007] Furthermore, the upper wall of the main rod side is provided with bolt 1 for locking the adjusting rod 1, the upper wall of the adjusting rod side is provided with bolt 2 for locking the adjusting rod 2, and the upper wall of the adjusting rod 2 side is provided with bolt 3 for locking the adjusting rod 3.

[0008] Furthermore, the adjusting rod 1 is provided with an adjusting hole 1 matching with the bolt 1, the adjusting rod 2 is provided with an adjusting hole 2 matching with the bolt 2, and the adjusting rod 3 is provided with an adjusting hole 3 matching with the bolt 3.

[0009] Furthermore, the sampling box is provided with a plurality of partition plates for separating the sampling cavities.

[0010] Furthermore, the vacuum pump assembly includes a vacuum pump, a plurality of suction tubes connected to the respective sampling cavities are provided on the top of the sampling box, and a delivery pipe connected to the plurality of suction tubes is provided on the top of the vacuum pump.

[0011] Furthermore, universal wheels are symmetrically provided on both sides of the bottom of the base, a battery box is provided on the side wall of the sampling box, and a controller is provided on the top of the battery box.

[0012] Beneficial effects of the utility model:

[0013] Through the joint action of the lifting assembly, vacuum assembly and control valves, each control valve is opened, and the outside air is transported to the sampling chamber through the air intake hood, delivery hose and intake pipe and collected to realize the sampling of indoor air. Compared with traditional sampling devices that can only sample air at a certain height at a time, the air sampling system can sample air at different heights in the room at the same time, saving time and effort, improving sampling efficiency and reducing staff fatigue. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of an indoor air quality detection and sampling device of the utility model. Figure 1 .

[0015] Figure 2 This is a schematic diagram of the structure of an indoor air quality detection and sampling device of the utility model. Figure 2 .

[0016] Figure 3 The utility model is a planar schematic diagram of an indoor air quality detection and sampling device.

[0017] Figure 4 The utility model is a partial structural diagram of an indoor air quality detection and sampling device.

[0018] 1. Base; 2. Sampling box; 3. Sampling chamber; 4. Vacuum assembly; 5. Inlet pipe; 6. Delivery hose; 7. Inlet hood; 8. Lifting assembly; 9. Main rod; 10. Adjustment rod one; 11. Controller; 12. Adjustment rod two; 13. Adjustment rod three; 14. Control valve; 15. Positioning plate; 16. Insert rod; 17. Support sleeve; 18. Bolt one; 19. Bolt two; 20. Bolt three; 21. Adjustment hole one; 22. Adjustment hole two; 23. Adjustment hole three; 24. Partition plate; 25. Vacuum pump; 26. Suction pipe; 27. Delivery pipe; 28. Universal wheel; 29. ​​Battery box. DETAILED DESCRIPTION

[0019] The present invention will be further described below with reference to the accompanying drawings.

[0020] According to the attached Figure 1 、 2 As shown in Figure 3: The utility model provides an indoor air quality detection sampling device: it includes a base 1, a sampling box 2 is provided on the top of the base 1, a plurality of sampling chambers 3 are provided in the sampling box 2, a plurality of partition plates 24 are provided in the sampling box 2 for separating the sampling chambers 3, a plurality of air inlet pipes 5 connected with each sampling chamber 3 are provided on the top of the sampling box 2, a delivery hose 6 is provided on the top of the delivery hose 6, an air intake hood 7 is provided on the top of the delivery hose 6, a control valve 14 is provided on the air intake pipe 5, and when the control valve 14 is opened, the outside air is transported to the sampling chamber 3 through the air intake hood 7, the delivery hose 6 and the air intake pipe 5 and collected, thereby realizing the sampling of indoor air.

[0021] According to the attached Figure 1 、 24: a lifting assembly 8 for lifting the air inlet hood 7 is provided at the top center of the sampling box 2, the lifting assembly 8 includes a main rod 9, an adjusting rod 10 slidably inserted at the top of the main rod 9, an adjusting rod 2 12 slidably inserted at the top of the adjusting rod 10, and an adjusting rod 3 13 slidably inserted at the top of the adjusting rod 2 12. The top ends of the side walls of the main rod 9, the adjusting rod 10, the adjusting rod 2 12, and the adjusting rod 3 13 are all provided with positioning plates 15, and an insertion rod 16 is provided at the top of the positioning plate 15. A support sleeve 17 passing through the insertion rod 16 is fixedly connected to the side wall of the air inlet hood 7. By putting the support sleeve 17 on the insertion rod 16, the air inlet hood 7 can be hung on one side of the lifting assembly 8. A bolt 18 for locking the adjusting rod 10 is provided on the upper wall of the main rod 9, a bolt 2 19 for locking the adjusting rod 2 12 is provided on the upper wall of the adjusting rod 10, and a bolt 2 19 for locking the adjusting rod 2 12 is provided on the upper wall of the adjusting rod 2 12 The bolt three 20 of the third 13, the adjusting rod one 10 is provided with an adjusting hole one 21 matching the bolt one 18, the adjusting rod two 12 is provided with an adjusting hole two 22 matching the bolt two 19, and the adjusting rod three 13 is provided with an adjusting hole three 23 matching the bolt three 20. By matching the bolt one 18 with the adjusting hole one 21 at different heights, matching the bolt two 19 with the adjusting hole two 22 at different heights, and matching the bolt three 20 with the adjusting hole three 23 at different heights, the extending lengths of the adjusting rod one 10, the adjusting rod two 12, and the adjusting rod three 13 can be adjusted, and the heights of the air intake hoods 7 can be adjusted. Compared with the traditional sampling device that can only sample the air at a certain height at a time, the air sampling device can sample the air at different heights in the room at the same time, saving time and effort, improving sampling efficiency, and reducing work fatigue of the staff.

[0022] According to the attached Figure 2 As shown: a vacuum assembly 4 connected to multiple sampling chambers 3 is provided on one side of the sampling box 2, and the vacuum assembly 4 includes a vacuum pump 25. A plurality of suction pipes 26 connected to each sampling chamber 3 are provided on the top of the sampling box 2, and a delivery pipe 27 connected to the plurality of suction pipes 26 is provided on the top of the vacuum pump 25. By starting the vacuum pump 25, the air in each sampling chamber 3 is discharged from the exhaust port of the vacuum pump 25 through the suction pipe 26 and the delivery pipe 27.

[0023] According to the attached Figure 1 、 3 As shown: Universal wheels 28 are symmetrically provided on both sides of the bottom of the base 1, a battery box 29 is provided on the side wall of the sampling box 2, and a controller 11 is provided on the top of the battery box 29. The battery is electrically connected to the control valve 14 and the vacuum pump 25 through the controller 11. The control method of the utility model is automatically controlled by the controller 11. The control circuit of the controller 11 can be realized by simple programming by technicians in this field. The battery box 29 is powered. The utility model is mainly used to protect mechanical devices, so the utility model will no longer explain the control method and circuit connection in detail.

[0024] Principle of the utility model

[0025] When in use, each air intake hood 7 is put on the insertion rod 16 through the support sleeve 17, and then the air intake hood 7 is hung on one side of the lifting component 8. The extension length of the adjusting rod 10, the adjusting rod 2, and the adjusting rod 3 13 is adjusted by operating the lifting component 8, and the height of each air intake hood 7 can be adjusted. The air in each sampling chamber 3 is discharged from the exhaust port of the vacuum pump 25 through the suction pipe 26 and the delivery pipe 27 through the vacuum component 4, and each control valve 14 is opened. The outside air is delivered to the sampling chamber 3 through the air intake hood 7, the delivery hose 6, and the air intake pipe 5 and collected to realize the sampling of indoor air. Compared with traditional sampling devices that can only sample air at a certain height at a time, it can sample air at different heights in the room at the same time, saving time and effort, improving sampling efficiency, and reducing work fatigue intensity of staff.

[0026] The above description of the present invention and its embodiments is non-limiting. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person skilled in the art is inspired by the above, and does not deviate from the purpose of the present invention, without inventive design, a structure and embodiment similar to the technical solution should fall within the scope of protection of the present invention.

Claims

1. An indoor air quality detection and sampling device, comprising a base (1), characterized in that: A sampling box (2) is provided on the top of the base (1), and a plurality of sampling chambers (3) are provided in the sampling box (2). A vacuum pumping assembly (4) connected to the plurality of sampling chambers (3) is provided on one side of the sampling box (2). A plurality of air inlet pipes (5) connected to the respective sampling chambers (3) are provided on the top of the sampling box (2). A delivery hose (6) is provided on the top of the air inlet pipe (5), and an air inlet hood (7) is provided on the top of the delivery hose (6). A lifting assembly (8) for lifting the air inlet hood (7) is provided at the center of the top of the sampling box (2), and the lifting assembly (8) includes a main rod (9), an adjusting rod (10) slidably inserted on the top of the main rod (9), an adjusting rod (2) slidably inserted on the top of the adjusting rod (10), and an adjusting rod (3) slidably inserted on the top of the adjusting rod (12).

2. The indoor air quality detection sampling device according to claim 1, characterized in that: The air intake pipe (5) is provided with a control valve (14), the top ends of the side walls of the main rod (9), the regulating rod 1 (10), the regulating rod 2 (12), and the regulating rod 3 (13) are all provided with positioning plates (15), the top of the positioning plates (15) is provided with an insertion rod (16), and the side wall of the air intake cover (7) is fixedly connected with a support sleeve (17) that passes through the insertion rod (16).

3. The indoor air quality detection sampling device according to claim 1, characterized in that: The upper wall of the main rod (9) is provided with a bolt (18) for locking the adjusting rod (10), the upper wall of the adjusting rod (10) is provided with a bolt (19) for locking the adjusting rod (12), and the upper wall of the adjusting rod (12) is provided with a bolt (20) for locking the adjusting rod (13).

4. The indoor air quality detection sampling device according to claim 3, characterized in that: The adjusting rod 1 (10) is provided with an adjusting hole 1 (21) matching with the bolt 1 (18), the adjusting rod 2 (12) is provided with an adjusting hole 2 (22) matching with the bolt 2 (19), and the adjusting rod 3 (13) is provided with an adjusting hole 3 (23) matching with the bolt 3 (20).

5. The indoor air quality detection sampling device according to claim 1, characterized in that: A plurality of partition plates (24) for separating the sampling cavities (3) are provided in the sampling box (2).

6. The indoor air quality detection and sampling device according to claim 1, characterized in that: The vacuum pump assembly (4) includes a vacuum pump (25), a plurality of suction pipes (26) connected to each sampling cavity (3) are provided on the top of the sampling box (2), and a delivery pipe (27) connected to the plurality of suction pipes (26) is provided on the top of the vacuum pump (25).

7. The indoor air quality detection and sampling device according to claim 1, characterized in that: Vientiane wheels (28) are symmetrically provided on both sides of the bottom of the base (1), a battery box (29) is provided on the side wall of the sampling box (2), and a controller (11) is provided on the top of the battery box (29).

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