Atmosphere collecting, sampling and detecting device

Abstract

The utility model relates to an atmosphere collecting, sampling and detecting device which comprises a shell, a collecting and sampling structure is arranged on one side of an inner cavity of the shell, the collecting and sampling structure comprises a vacuum pump located in the inner cavity of the shell, and the air inlet end of the vacuum pump is communicated with an air inlet pipe; one end of the air inlet pipe penetrates to the top of the shell and is communicated with a sampling head, an air outlet end of the vacuum pump is communicated with an air guide pipe, two ends of the sampling head are respectively communicated with a purification tank and a sample tank, the bottoms of the purification tank and the sample tank are communicated with connecting pipes, one ends of the two connecting pipes are communicated with an air storage tank, and the other ends of the two connecting pipes are communicated with a gas outlet pipe. And the top of the gas storage tank is communicated with a transmission pipe. The multifunctional sampling device has the advantage of multiple functions, in the actual use process, through the arranged collecting and sampling structure, the sampling work on the atmosphere can be conveniently and efficiently completed, the accuracy and the reliability of the sampling process are ensured, and an operator can easily obtain an atmosphere sample.

Description

Technical Field

[0001] The utility model relates to the technical field of atmosphere, in particular to an atmosphere collection sampling detection device. Background Art

[0002] The atmosphere is the air surrounding the earth, and weather, as a phenomenon, is mostly the result of changes in moisture in the atmosphere. The long-term comprehensive weather conditions formed under the combined effects of solar radiation, underlying surface forcing and atmospheric circulation are called climate. The impact of air pollution on the physical state of the atmosphere is mainly to cause abnormal changes in climate. Such changes are sometimes very obvious, and sometimes occur in the form of gradual changes that are difficult for ordinary people to perceive. However, if allowed to develop, the consequences may be very serious.

[0003] For example, a collecting and sampling device for atmosphere detection with publication number CN214427074U, the utility model discloses a collecting and sampling device for atmosphere detection, which belongs to the field of atmosphere detection collecting and sampling devices, including a base, a lifting column is fixedly connected to the top of the base, a tooth plate is movably sleeved inside the lifting column, and a movable rod is movably sleeved on the side of the lifting column, a fixed gear is fixedly connected to one side of the outside of the movable rod, and an adjusting gear is fixedly connected to the other side of the outside of the movable rod, a fixed rod is movably sleeved on one side of the top of the lifting column, an adjusting spring is movably sleeved on the outside of the fixed rod, and a fixed plate is fixedly connected to the bottom end of the fixed rod, and a support platform is fixedly connected to the top of the tooth plate; by arranging the lifting column, the tooth plate, the movable rod and the fixed gear, the movable rod can be used to drive the tooth plate to be lifted and lowered, which is convenient for adjusting the height of the sampling device, avoiding the problem of limitation caused by the use space of the sampling device, thereby improving the practicality of the sampling device.

[0004] In order to evaluate the air quality and pollution level in the atmospheric environment, atmospheric samples are collected and analyzed for composition and concentration in the air, so as to understand the atmospheric quality, monitor pollution sources and track climate change. The above-mentioned patent can complete the collection of the atmosphere, but the above-mentioned patent can only complete the simple collection of the atmosphere and has the function of detecting the atmosphere. It cannot realize real-time monitoring and supervision of atmospheric pollution. In addition, the samples collected from the atmosphere may have problems such as improper operation, sample contamination or deterioration during the storage process, thereby affecting the accuracy and reliability of subsequent analysis results. Utility Model Content

[0005] The purpose of the utility model is to provide an atmosphere collection sampling detection device, which has the advantage of being multifunctional and solves the problems raised by the above-mentioned background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an atmosphere collection sampling detection device, comprising: a shell, a collection sampling structure is arranged on one side of the inner cavity of the shell.

[0007] The collection and sampling structure includes a vacuum pump located in the inner cavity of the shell, the air inlet end of the vacuum pump is connected to an air inlet pipe, one end of the air inlet pipe passes through the top of the shell and is connected to a sampling head, and the air outlet end of the vacuum pump is connected to an air guide pipe. The two ends of the sampling head are respectively connected to a purification tank and a sample tank, the bottoms of the purification tank and the sample tank are connected to connecting pipes, one end of the two connecting pipes are connected to a gas storage tank, and the top of the gas storage tank is connected to a transmission pipe.

[0008] One end of the two transmission tubes is connected to a gas analyzer, and a controller is arranged on one side of the two gas analyzers. The gas analyzer is electrically connected to the controller, and one side of the controller passes through the outside of the shell.

[0009] Furthermore, as a preferred embodiment of the present invention, surfaces of the two connecting pipes are fixedly connected with support blocks, and the bottoms of the support blocks are fixedly connected to the shell.

[0010] Furthermore, as a preferred embodiment of the utility model, a fixing plate is fixedly connected to the surfaces of the purification tank, the sample tank and the two gas storage tanks, both sides of the fixing plate are fixedly connected to the shell, and the top of the fixing plate is fixedly connected to the vacuum pump.

[0011] Furthermore, as a preferred embodiment of the utility model, the surface of the transmission pipe is connected to an air outlet pipe, one end of the air outlet pipe penetrates to the outside of the shell and is movably connected to a sealing cover.

[0012] Furthermore, as a preferred embodiment of the utility model, a support rod is fixedly connected to the bottom of the shell, a moving block is threadedly connected to the surface of the support rod, and three annularly distributed fixing rods are rotatably connected to the surface of the moving block.

[0013] Furthermore, as a preferred embodiment of the present invention, the inner cavity of the purification tank comprises a filter layer, an adsorption layer and a drying layer arranged in sequence from top to bottom, and the surfaces of the filter layer, the adsorption layer and the drying layer are fixedly connected to the purification tank.

[0014] Beneficial effects. The technical solution of the present application has the following technical effects: the utility model has the advantage of multi-function. In actual use, the collection and sampling structure set up can conveniently and efficiently complete the sampling of the atmosphere, ensure the accuracy and reliability of the sampling process, and enable the operator to easily obtain atmospheric samples. Secondly, two different types of atmospheric samples can be stored by setting up two different gas storage tanks. One sample has been purified to remove some impurities and pollutants, and the other sample has not been purified, retaining the true characteristics of various components in the atmosphere. Through the set atmospheric analyzer, the operator can analyze the two stored samples according to specific needs, so that the operator can understand the differences and characteristics between different samples in detail, and realize efficient collection, storage and detection of atmospheric samples.

[0015] It should be appreciated that all combinations of the foregoing concepts, as well as additional concepts described in greater detail below, may be considered part of the inventive subject matter of the present disclosure, provided such concepts are not mutually inconsistent. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the structure section of the utility model;

[0019] Figure 3 This is a bottom-up stereoscopic schematic diagram of the local collection and sampling structure of the utility model

[0020] Figure 4 It is a cross-sectional stereoscopic schematic diagram of the air guide pipe and the purification tank of the utility model.

[0021] In the figure, the meaning of each figure mark is as follows: 1. Shell; 2. Collection and sampling structure; 21. Vacuum pump; 22. Air inlet pipe; 23. Sampling head; 24. Air guide pipe; 25. Purification tank; 251. Filter layer; 252. Adsorption layer; 253. Drying layer; 26. Sample tank; 27. Connecting pipe; 28. Gas storage tank; 29. ​​Transmission pipe; 210. Support block; 211. Fixed plate; 3. Gas analyzer; 4. Controller; 5. Air outlet pipe; 6. Sealing cover; 7. Support rod; 8. Moving block; 9. Fixed rod. DETAILED DESCRIPTION

[0022] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0023] As attached Figure 1 To Attachment Figure 4 As shown: This embodiment provides an atmosphere collection sampling detection device, including a shell 1, and a collection sampling structure 2 is provided on one side of the inner cavity of the shell 1.

[0024] The collecting and sampling structure 2 includes a vacuum pump 21 located in the inner cavity of the shell 1, and the air inlet end of the vacuum pump 21 is connected to an air inlet pipe 22. One end of the air inlet pipe 22 passes through the top of the shell 1 and is connected to a sampling head 23. The air outlet end of the vacuum pump 21 is connected to an air guide pipe 24. The two ends of the sampling head 23 are respectively connected to a purification tank 25 and a sample tank 26. The bottoms of the purification tank 25 and the sample tank 26 are both connected to connecting pipes 27. One end of the two connecting pipes 27 is connected to a gas storage tank 28. The top of the gas storage tank 28 is connected to a transmission pipe 29.

[0025] One end of the two transmission tubes 29 is connected to the gas analyzer 3, and a controller 4 is set on one side of the two gas analyzers 3. The gas analyzer 3 is electrically connected to the controller 4. The line connection between the gas analyzer 3 and the controller 4 adopts the connection method of the existing technology. The gas analyzer 3 and the controller 4 are both existing technologies, and their working principles are well known to those skilled in the art. One side of the controller 4 passes through the outside of the shell 1.

[0026] Specifically, the surfaces of the two connecting pipes 27 are fixedly connected with the support blocks 210 , and the bottoms of the support blocks 210 are fixedly connected to the housing 1 .

[0027] In this embodiment, the support block 210 is provided to support the connecting pipe 27 , thereby ensuring the stability of the connecting pipe 27 .

[0028] Specifically, a fixing plate 211 is fixedly connected to the surfaces of the purification tank 25 , the sample tank 26 and the two gas storage tanks 28 , both sides of the fixing plate 211 are fixedly connected to the housing 1 , and the top of the fixing plate 211 is fixedly connected to the vacuum pump 21 .

[0029] In this embodiment: through the setting of the fixing plate 211, the purification tank 25, the sample tank 26, the gas storage tank 28 and the vacuum pump 21 are supported and fixed, thereby ensuring the balance of the purification tank 25, the sample tank 26, the gas storage tank 28 and the stability of the vacuum pump 21 during operation.

[0030] Specifically, the surface of the transmission pipe 29 is connected to the air outlet pipe 5 , and one end of the air outlet pipe 5 passes through the outside of the shell 1 and is movably connected to the sealing cover 6 .

[0031] In this embodiment, the gas outlet pipe 5 and the sealing cover 6 are used in combination to provide a channel for exporting the atmospheric sample.

[0032] Specifically, a support rod 7 is fixedly connected to the bottom of the housing 1, a moving block 8 is threadedly connected to the surface of the support rod 7, and three fixing rods 9 distributed in a ring are rotatably connected to the surface of the moving block 8.

[0033] In this embodiment, the supporting rod 7 , the moving block 8 and the fixing rod 9 are used in coordination to support the housing 1 , making it convenient for the user to place the housing 1 .

[0034] Specifically, the inner cavity of the purification tank 25 includes a filter layer 251 , an adsorption layer 252 and a drying layer 253 arranged in sequence from top to bottom, and the surfaces of the filter layer 251 , the adsorption layer 252 and the drying layer 253 are fixedly connected to the purification tank 25 .

[0035] In this embodiment, by providing the purification tank 25, solid particles, organic pollutants and moisture in the atmospheric sample can be removed, thereby improving the purity and reliability of the sample.

[0036] The working principle and use process of the utility model are as follows: the user turns on the vacuum pump 21, the air inlet end of the vacuum pump 21 transmits the external atmosphere to the air inlet pipe 22 through the sampling head 23, the air outlet end of the vacuum pump 21 transmits the atmosphere in the air inlet pipe 22 to the inner cavity of the air guide pipe 24, the atmosphere in the inner cavity of the air guide pipe 24 is transmitted to the inner cavities of the purification tank 25 and the sample tank 26 through the two ends of the air guide pipe 24, the purification tank 25 uses the filter layer 251 to block impurities such as suspended particles, dust and microorganisms in the atmospheric sample, and the adsorption layer 252 adsorbs the atmospheric sample. The drying layer 253 removes moisture and humidity from the atmospheric sample, and then the atmosphere in the inner cavity of the gas storage tank 28 on one side is introduced into the purification tank 25 through the connecting pipe 27 on one side, which is the purified atmospheric sample. The atmosphere in the inner cavity of the gas storage tank 28 on the other side is introduced into the sample tank 26 through the connecting pipe 27 on the other side, which is the untreated atmospheric sample. At this time, the two gas analyzers 3 are turned on to analyze and detect the different atmospheric samples in the inner cavities of the two gas storage tanks 28, and the detection data of the two samples are displayed through the controller 4.

[0037] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An atmospheric collection sampling detection device, comprising: The housing (1) is characterized in that a collecting and sampling structure (2) is provided on one side of the inner cavity of the housing (1); The collection and sampling structure (2) comprises a vacuum pump (21) located in the inner cavity of the housing (1); the air inlet end of the vacuum pump (21) is connected to an air inlet pipe (22); one end of the air inlet pipe (22) passes through the top of the housing (1) and is connected to a sampling head (23); the air outlet end of the vacuum pump (21) is connected to an air guide pipe (24). The two ends of the sampling head (23) are respectively connected to a purification tank (25) and a sample tank (26); the bottoms of the purification tank (25) and the sample tank (26) are both connected to a connecting pipe (27); one end of the two connecting pipes (27) are both connected to an air storage tank (28); the top of the air storage tank (28) is connected to a transmission pipe (29); One end of each of the two transmission tubes (29) is connected to a gas analyzer (3), and a controller (4) is provided on one side of the two gas analyzers (3). The gas analyzer (3) is electrically connected to the controller (4), and one side of the controller (4) extends through the outside of the housing (1).

2. The atmospheric collection sampling detection device according to claim 1, characterized in that: The surfaces of the two connecting pipes (27) are both fixedly connected with support blocks (210), and the bottoms of the support blocks (210) are fixedly connected to the housing (1).

3. The atmospheric collection sampling detection device according to claim 1, characterized in that: A fixing plate (211) is fixedly connected to the surfaces of the purification tank (25), the sample tank (26) and the two gas storage tanks (28); both sides of the fixing plate (211) are fixedly connected to the housing (1); and the top of the fixing plate (211) is fixedly connected to the vacuum pump (21).

4. The atmospheric collection sampling detection device according to claim 1, characterized in that: The device is characterized in that: the surface of the transmission pipe (29) is connected to an air outlet pipe (5), one end of the air outlet pipe (5) penetrates to the outside of the shell (1) and is movably connected to a sealing cover (6).

5. The atmospheric collection sampling detection device according to claim 1, characterized in that: The bottom of the housing (1) is fixedly connected to a support rod (7), the surface of the support rod (7) is threadedly connected to a moving block (8), and the surface of the moving block (8) is rotatably connected to three annularly distributed fixing rods (9).

6. The atmospheric collection sampling detection device according to claim 1, characterized in that: The inner cavity of the purification tank (25) comprises a filter layer (251), an adsorption layer (252) and a drying layer (253) arranged in sequence from top to bottom, and the surfaces of the filter layer (251), the adsorption layer (252) and the drying layer (253) are all fixedly connected to the purification tank (25).

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