Sampling equipment for preventing and controlling atmospheric pollution
By designing an atmospheric pollution sampling equipment including a sampling cylinder, a motor device, a lifting block, a pinch device and a controller, the problems of poor sealing and difficulty in multi-point sampling are solved, and high-precision air sampling and analysis are achieved.
Patent Information
- Application Number
- CN202421130099.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2025-04-22
- Estimated Expiration
- 2034-05-22
AI Technical Summary
The existing atmospheric pollution sampling equipment is expensive and has poor sealing properties, which causes the air to mix with the air inside the equipment during sampling, affecting the analysis results, and it is difficult to effectively sample multiple sampling points.
A sampling equipment for air pollution prevention and control is designed, adopting a structure including a sampling cylinder, a motor device, a lifting block, a pinching device and a controller. The lifting block is driven by the motor to rotate the stud to move up and down, realizing accurate sampling and multi-point sampling of air.
It improves the sealing and accuracy of the sampling process, ensures the accuracy of air analysis after sampling, and can easily sample multiple sampling points, enhancing the convenience of the equipment.
Smart Images
Figure CN222784377U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of air pollution sampling, and more specifically to an air pollution prevention and control sampling device. Background Art
[0002] Air pollution refers to the phenomenon that the content of some substances in the atmosphere reaches a harmful level, destroying the ecosystem and the conditions for normal human survival and development, and causing harm to people or things. Air pollutants enter the atmosphere from human or natural sources, participate in the atmospheric circulation process, and after a certain residence time, are removed from the atmosphere through chemical reactions, biological activities and physical deposition in the atmosphere.
[0003] The shortcomings of the existing technology: Sampling, analyzing and studying the air provides the necessary basis for controlling and preventing air pollution. Sampling equipment is required for air sampling. The existing sampling equipment is generally expensive. When sampling, there is air in the equipment, which is mixed with the air at the sampling point, which is not conducive to accurately analyzing the air on site. It is also not possible to sample different sampling points well, and the sealing is poor. Utility Model Content
[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides an air pollution control sampling device to solve the problems existing in the above-mentioned background technology.
[0005] The utility model provides the following technical solutions: an air pollution prevention and control sampling device, comprising a sampling cylinder, a pillar fixedly connected to the bottom of the sampling cylinder, a motor device fixedly connected to the middle of the bottom of the sampling cylinder, a lifting block movably connected to the outside of the motor device, a controller fixedly connected to the front side of the sampling cylinder, a tightening device fixedly connected to the outside of the sampling cylinder, a sealing block movably connected to the inside of the sampling cylinder, a top cover movably connected to the upper part of the outside of the sampling cylinder, the motor device comprising a motor body, a stud fixedly connected to the top of the motor body, and a lifting thread provided on the outside of the stud.
[0006] Preferably, the sampling cylinder comprises a cylinder body, the outer side of the cylinder body is provided with a fixing thread, the interior of the cylinder body is provided with a sampling groove, the outer side of the cylinder body is provided with an air inlet groove and a closing groove, and the bottom of the cylinder body is provided with a rotating groove.
[0007] Preferably, the tightening device includes a pulling block, one side of the pulling block is fixedly connected to a plug column, the outer side of the plug column is fixedly connected to a lifting block, one side of the outer side of the plug column is fixedly connected to a column sleeve, the outer side of the plug column is movably connected to a limiting block, one side of the limiting block is fixedly connected to a limiting column, and a spring is fixedly connected between the limiting block and the lifting block.
[0008] Preferably, the lifting block comprises a block body, a sealing ring is fixedly connected to the outer side of the block body, a connecting block is fixedly connected to one side of the block body, a screw groove is provided inside the connecting block, and a sealing gasket is fixedly connected to the outer side of the connecting block.
[0009] Preferably, the top cover comprises a cover body, and a cover ring is fixedly connected to the bottom of the cover body.
[0010] Preferably, the controller comprises a control body, a display screen is provided on the front side of the control body, and a button is fixedly connected to the front side of the control body.
[0011] Technical effects and advantages of the utility model:
[0012] The utility model is provided with a sealing block, a tightening device, a sampling tube, a motor device and a lifting block, which is conducive to accurate air analysis after sampling. Before sampling, the lifting block is at the bottom of the sampling tube, so that no air is stored therein, and the air inside the sampling tube is prevented from mixing with the sampled air, thereby affecting the analysis result. When in use, the sealing block is pulled out, and the pull block is pulled to make the plug post open the air inlet slot, and the motor device is started to make the stud rotate. The lifting block can be moved up by the rotation of the stud, so that the air can enter the closed slot through the air inlet slot, and enter the sampling slot through the closed slot. When the lifting block moves to the top, the motor device can be closed to complete the sampling, and then the pull block is released. Under the action of the spring, the plug post closes the air inlet slot, and the sealing block is inserted into the air inlet slot at the same time, so that the air inside the sampling tube will not escape. The double sealing ensures that the sealing is better. The sampling tube is provided with a plurality of sampling slots, and is provided with air inlet slots and closed slots corresponding thereto. By starting different motor devices, it can be made possible to sample a plurality of sampling points, and it is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model.
[0014] Figure 2 It is a schematic diagram of the overall structure of the utility model.
[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the sampling tube of the utility model.
[0016] Figure 4 It is a schematic diagram of the overall structure of the tightening device of the utility model.
[0017] Figure 5 It is a schematic diagram of the overall structure of the lifting block of the utility model.
[0018] The accompanying drawings are marked as follows: 1. sampling cylinder; 101. cylinder body; 102. fixing thread; 103. sampling slot; 104. air inlet slot; 105. closing slot; 106. rotating slot; 2. sealing block; 3. tightening device; 301. pulling block; 302. limiting block; 303. limiting column; 304. spring; 305. lifting block; 306. plug column; 307. column sleeve; 4. lifting block; 401. block body; 402. sealing ring; 403. connecting block; 404. screw groove; 405. sealing gasket; 5. motor device; 501. motor body; 502. stud; 503. lifting thread; 6. pillar; 7. top cover; 701. cover body; 702. cover ring; 8. controller; 801. control body; 802. display screen; 803. button. DETAILED DESCRIPTION
[0019] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the air pollution control sampling equipment involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.
[0020] The utility model provides an air pollution prevention and control sampling device, comprising a sampling tube 1, a pillar 6 is fixedly connected to the bottom of the sampling tube 1, a motor device 5 is fixedly connected to the middle of the bottom of the sampling tube 1, a lifting block 4 is movably connected to the outside of the motor device 5, a controller 8 is fixedly connected to the front side of the sampling tube 1, a tightening device 3 is fixedly connected to the outside of the sampling tube 1, a sealing block 2 is movably connected to the inside of the sampling tube 1, a top cover 7 is movably connected to the upper part of the outside of the sampling tube 1, the motor device 5 comprises a motor body 501, a stud 502 is fixedly connected to the top of the motor body 501, a lifting thread 503 is arranged on the outside of the stud 502, and the stud 502 can be rotated by starting the motor body 501.
[0021] Furthermore, the sampling cylinder 1 includes a cylinder body 101, a fixing thread 102 is provided on the outer side of the cylinder body 101, a sampling groove 103 is provided on the inside of the cylinder body 101, an air inlet groove 104 and a closed groove 105 are provided on the outer side of the cylinder body 101, and a rotating groove 106 is provided on the bottom of the cylinder body 101. The sampling groove 103 is used for storing air, the air inlet groove 104 and the closed groove 105 are used for the entry of air, and the rotating groove 106 is used for the rotation of the stud 502.
[0022] Furthermore, the tightening device 3 includes a pulling block 301, one side of the pulling block 301 is fixedly connected with a plug post 306, the outer side of the plug post 306 is fixedly connected with a top block 305, one side of the outer side of the plug post 306 is fixedly connected with a column sleeve 307, the outer side of the plug post 306 is movably connected to the limiting block 302, one side of the limiting block 302 is fixedly connected to the limiting column 303, a spring 304 is fixedly connected between the limiting block 302 and the top block 305, the limiting column 303 is fixed to the outer side of the sampling tube 1, the plug post 306 can be moved inside the limiting block 302, and the top block 305 can be moved outside the limiting column 303, so that the air inlet groove 104, the closed groove 105 and the sampling groove 103 can be connected through the movement, so that air can enter therein, and after loosening, the plug post 306 can isolate the air inlet groove 104 and the closed groove 105 under the action of the spring 304, and the column sleeve 307 is made of rubber material, which can better seal it.
[0023] Furthermore, the lifting block 4 includes a block body 401, a sealing ring 402 is fixedly connected to the outer side of the block body 401, a connecting block 403 is fixedly connected to one side of the block body 401, a screw groove 404 is provided inside the connecting block 403, a sealing gasket 405 is fixedly connected to the outer side of the connecting block 403, the screw groove 404 is adapted to the lifting thread 503, and the lifting block 4 can be lifted and lowered by rotating the stud 502 in different directions, and the lifting can allow air to enter and discharge the sampling tube 1, which is convenient for air sampling and analysis. The sealing ring 402 and the sealing gasket 405 are both made of rubber material to ensure a better sealing effect.
[0024] Furthermore, the top cover 7 includes a cover body 701 , a cover ring 702 is fixedly connected to the bottom of the cover body 701 , and a notch matching the fixing thread 102 is provided on the inner side of the top cover 7 , so that it can be fixed on the sampling tube 1 to prevent dust from entering the sampling tube 1 .
[0025] Furthermore, the controller 8 includes a control body 801 , a display screen 802 is provided on the front side of the control body 801 , a button 803 is fixedly connected to the front side of the control body 801 , and the controller 8 is used to control the operation of the device.
[0026] The working principle of the utility model is as follows: when in use, it is placed at the sampling point, the top cover 7 and the sealing block 2 are opened, and the pull block 301 is pulled to enable the plug 306 to move, so that the air inlet slot 104, the closed slot 105 and the sampling slot 103 can be connected, and the lifting block 4 is at the bottom of the sampling tube 1 before sampling to ensure that there is no air inside it, to prevent the air inside it from mixing with the sampled air, thereby affecting the analysis result, and one of the motor devices 5 is started by the controller 8 to enable the stud 502 to rotate, and the rotation of the stud 502 enables the lifting block 4 to move up, so that air can enter the closed slot 103 through the air inlet slot 104. 5, and enters the sampling slot 103 through the closed slot 105. When the lifting block 4 moves to the top, the motor device 5 can be turned off to complete the sampling, and then the pull block 301 is released. Under the action of the spring 304, the plug 306 isolates the air inlet slot 104 and the closed slot 105. At the same time, the sealing block 2 is inserted into the air inlet slot 104, so that the air inside the sampling tube 1 will not escape. The double seal ensures better sealing. The sampling tube 1 is provided with multiple sampling slots 103, and corresponding air inlet slots 104 and closed slots 105 are provided. By starting different motor devices 5, it can be used to sample multiple sampling points, which is more convenient to use.
[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;
[0028] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;
[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.
Claims
1. An air pollution control sampling device, comprising a sampling cylinder (1), characterized in that: The bottom of the sampling cylinder (1) is fixedly connected to a pillar (6), the middle of the bottom of the sampling cylinder (1) is fixedly connected to a motor device (5), the outer side of the motor device (5) is movably connected to a lifting block (4), the front side of the sampling cylinder (1) is fixedly connected to a controller (8), the outer side of the sampling cylinder (1) is fixedly connected to a tightening device (3), the interior of the sampling cylinder (1) is movably connected to a sealing block (2), the upper part of the outer side of the sampling cylinder (1) is movably connected to a top cover (7), the motor device (5) comprises a motor body (501), the top of the motor body (501) is fixedly connected to a stud (502), and the outer side of the stud (502) is provided with a lifting thread (503).
2. The air pollution control sampling device according to claim 1, characterized in that: The sampling cylinder (1) comprises a cylinder body (101), the outer side of the cylinder body (101) is provided with a fixing thread (102), the interior of the cylinder body (101) is provided with a sampling groove (103), the outer side of the cylinder body (101) is provided with an air inlet groove (104) and a closed groove (105), and the bottom of the cylinder body (101) is provided with a rotation groove (106).
3. The air pollution control sampling device according to claim 1, characterized in that: The tightening device (3) comprises a pulling block (301), one side of the pulling block (301) is fixedly connected to a plug post (306), the outer side of the plug post (306) is fixedly connected to a top block (305), one side of the outer side of the plug post (306) is fixedly connected to a column sleeve (307), the outer side of the plug post (306) is movably connected to a limiting block (302), one side of the limiting block (302) is fixedly connected to a limiting column (303), and a spring (304) is fixedly connected between the limiting block (302) and the top block (305).
4. The air pollution control sampling device according to claim 1, characterized in that: The lifting block (4) comprises a block body (401), a sealing ring (402) is fixedly connected to the outer side of the block body (401), a connecting block (403) is fixedly connected to one side of the block body (401), a screw groove (404) is provided inside the connecting block (403), and a sealing gasket (405) is fixedly connected to the outer side of the connecting block (403).
5. The air pollution control sampling device according to claim 1, characterized in that: The top cover (7) comprises a cover body (701), and a cover ring (702) is fixedly connected to the bottom of the cover body (701).
6. The air pollution control sampling device according to claim 1, characterized in that: The controller (8) comprises a control body (801), a display screen (802) is provided on the front side of the control body (801), and a button (803) is fixedly connected to the front side of the control body (801).