CN216050980U

CN216050980U - On-line monitoring and sampling device for ambient air quality

Info

Publication number: CN216050980U
Application number: CN202121695145.XU
Authority: CN
Inventors: 代波华; 万勇; 郭婷
Original assignee: Wuhan Yite Environmental Protection Technology Co ltd
Current assignee: Wuhan Yite Environmental Protection Technology Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-03-15
Anticipated expiration: 2031-07-23

Abstract

The utility model provides an on-line monitoring and sampling device for environmental air quality, which relates to the field of air sampling and comprises a gas separation pipe, a first gas flow pipe, a second gas flow pipe and a gas collecting pipe, and is characterized in that: the gas separation pipe side is fixedly connected with first gas flow pipe and second gas flow pipe respectively, and the junction is equipped with first filter paper, second gas flow pipe side sliding rail connection has the gas collecting pipe, transversely be equipped with the second filter paper in the middle of gas separation pipe, second gas flow pipe and the gas collecting pipe inside. The gas separation pipe and the second gas flow are provided with third filter paper above the bottom of the pipe, the first filter paper, the second filter paper and the third filter paper are different in surface fiber density, the particle diameters of harmful substances are different, the permeable layers are different, the flow rate of the second gas injector is larger than that of the first gas injection pipe, and the collected harmful substances can be placed in the gas collection pipe well.

Description

On-line monitoring and sampling device for ambient air quality

Technical Field

The utility model relates to the field of air collection, in particular to an on-line monitoring and sampling device for environmental air quality.

Background

The utility model relates to the technical field of detection and collection equipment, in particular to an air detection and collection device with the patent number of CN 211740788U. The collection personnel use the right hand to hold handheld handle, open miniature hydro-cylinder, miniature hydro-cylinder drives the second grade telescopic link and slides in the one-level telescopic pole that rises, the one-level telescopic pole that rises slides in handheld handle, realize increasing length, open the swing motor, the swing motor drives the swing gear and rotates, the swing gear drives eccentric actuating lever and slides on swaing the draw runner, drive the swing lever and carry out reciprocating swing, the swing lever drives the arc and places the board swing, the board is placed in the arc and is rotated certain angle after the regulation fixed plate, screw up the bolt and can place the board clamp with the arc and tightly fix on the regulation fixed plate, form corresponding angle.

Above-mentioned patent structure is more complicated, and the part is more, if destroy equipment in actual operation, not convenient to repair, and once can only gather a gas, the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an on-line monitoring and sampling device for the ambient air quality.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an ambient air quality is at net monitoring sampling device, includes that gas separation pipe, first gas flow are managed, second gas flow are managed, gas collecting pipe, the first gas flow of fixedly connected with is managed and the second gas flow is managed respectively to the gas separation pipe side, and the junction is equipped with first filter paper, second gas flow is managed side sliding rail and is connected with gas collecting pipe, gas separation pipe, second gas flow are managed and the inside middle second filter paper that transversely is equipped with of gas collecting pipe. And third filter paper is arranged above the bottoms of the gas separation pipe and the second gas flow pipe.

Preferably, the gas separation pipe top fixedly connected with air inlet, air inlet fixed surface is connected with the support, the support internal surface is equipped with the swivel cap, and the diameter of swivel cap is greater than the diameter at air inlet top.

Preferably, the upper side and the lower side of the second gas flow pipe are respectively connected with a partition plate through a sliding rail, and the length of the partition plate is equal to one half of the second gas flow pipe.

Preferably, the fiber density of the materials of the second filter paper, the third filter paper and the first filter paper is increased in sequence.

Preferably, the bottom of the gas separation tube is fixedly connected with a first gas injection tube, the first gas injection tube is composed of a first tube shell, a first tube body and a first rubber piston, the first tube body is fixedly connected with the first rubber piston, the first gas flow tube side surface is fixedly connected with a second gas injector, the second gas injector is composed of a second tube shell, a second tube body and a second rubber piston, the diameter of the second tube body is larger than that of the first tube body, and the length of the second gas tube body is smaller than that of the first tube body.

Preferably, the bottoms of the first pipe shell and the second pipe shell are fixedly connected with a boosting block, and the bottoms of the first pipe body and the second pipe body are fixedly connected with a pushing block.

Preferably, the surface of the first pipe body and the surface of the second pipe body are marked with volume scale marks.

Advantageous effects

According to the utility model, the first filter paper, the second filter paper and the third filter paper are adopted, the fiber densities of the surfaces of the first filter paper, the second filter paper and the third filter paper are different, the particle diameters of harmful substances are different, the permeable layers are different, the flow rate of the second gas injector is greater than that of the first gas injection pipe, and the collected harmful substances can be placed in the gas collecting pipe well.

Drawings

FIG. 1 is a schematic perspective view of an on-line monitoring and sampling device for ambient air quality;

FIG. 2 is a front view of an ambient air quality on-line monitoring sampling device;

FIG. 3 is a top view of an ambient air quality on-grid monitoring sampling device;

FIG. 4 is a cross-sectional view of the first gas flowing through the tube, the second gas flowing through the tube, the gas separation tube, and the gas collection tube.

Illustration of the drawings:

1. a gas separation tube; 2. a first gas flows through the tube; 3. a second gas flows through the tube; 4. a gas collection tube; 5. a first filter paper; 6. a second filter paper; 7. a third filter paper; 8. an air inlet; 9. a support; 10. A rotating cover; 11. a partition plate; 12. a first gas injection tube; 1201. a first case; 1202. a first pipe body; 1203. a first rubber piston; 13. a second gas injector; 1301. a second case; 1302. a second tube body; 1303. a second rubber piston; 14. a booster block; 15. and (7) pushing the block.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, an environmental air quality on-line monitoring and sampling device comprises a gas separation tube 1, a first gas flow tube 2, a second gas flow tube 3 and a gas collecting tube 4, wherein the side surface of the gas separation tube 1 is fixedly connected with the first gas flow tube 2 and the second gas flow tube 3 respectively, a first filter paper 5 is arranged at the joint, the side surface of the second gas flow tube 3 is connected with the gas collecting tube 4 through a sliding rail, and a second filter paper 6 is transversely arranged in the middle of the inside of the gas separation tube 1, the second gas flow tube 3 and the gas collecting tube 4. The third filter paper 7 is arranged above the bottoms of the gas separation tube 1 and the second gas flow tube 3, the fiber densities of the materials of the second filter paper 6, the third filter paper 7 and the first filter paper 5 are sequentially increased, two substances are separated according to the diameters of different harmful particulate matters, gas is respectively separated in the gas separation tube 1 and is retained in the gas collection tube 4, and the gas collection process in the first gas flow tube 2 and the second gas flow tube 3 is buffered.

The gas separation pipe 1 top fixedly connected with

air inlet

8, 8 fixed surface of air inlet is connected with

support

9, 9 internal surfaces of support are equipped with swivel cap 10, and the diameter of swivel cap 10 is greater than the diameter at 8 tops of air inlet, rotatory swivel cap 10 makes equipment be airtight state after gathering the work, second gas flow is managed 3 inside upper and lower both sides respectively sliding rail connection have a baffle 11, and baffle 11 length equals the second gas flow and manages 3 half, when gathering the end, sliding partition 11 makes gas collecting pipe 4 seal.

The bottom of the gas separation tube 1 is fixedly connected with a first gas injection tube 12, the first gas injection tube 12 is composed of a first tube shell 1201, a first tube body 1202 and a first rubber piston 1203, the bottom of the first tube body 1202 is fixedly connected with the first rubber piston 1203, the side of the first gas flow tube 2 is fixedly connected with a second gas injector 13, the second gas injector 13 is composed of a second tube shell 1301, a second tube body 1302 and a second rubber piston 1303, the diameter of the second tube body 1302 is larger than that of the first tube body 1202, the length of the second gas tube body is smaller than that of the first tube body 1202, so that the gas flow rate in the second gas injector 13 is larger than that of the first gas injection tube 12, the bottoms of the first tube shell 1201 and the second tube shell 1301 are fixedly connected with a booster block 14, the bottoms of the first tube body 1202 and the second tube body 1302 are fixedly connected with a push block 15, the booster block 14 and the push block 15 are arranged to facilitate holding and pushing of the tube body, the first tube 1202 and the second tube 1302 have volume markings on their surfaces to approximate the volume of the gas.

The working principle of the utility model is as follows: rotating the rotary cover 10 to open the device, pulling the push block 15 to separate the first tube 1202 and the second tube 1301 in an overlapped state, air entering the device through the air inlet 8, the harmful substance having different particle diameters, on the upper layer of the second filter screen, a substance having a diameter larger than the surface fiber density of the second filter screen is isolated from the air and cannot move continuously in the direction of the air flow, another substance having a diameter larger than the surface fiber density of the third filter screen and smaller than the surface fiber density of the second filter screen cannot move continuously in the direction of the air flow, the two substances in the first filter tube at the joint of each tube cannot penetrate through the air flow, but can penetrate through the air flow, pushing the separated second tube 1302 to coincide with the second tube 1301, the air flow enters the first air flow tube, passes through the first filter screen, flows through the air separation tube 1, and drives the two harmful substances to enter the air collection tube through the second air flow tube, then the upper and lower clapboards 11 are pushed to seal the gas collecting pipe, and the collection is finished.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an environmental air quality is at net monitoring sampling device, includes gas separation pipe (1), first gas flow is through pipe (2), second gas flow is through pipe (3), gas collection pipe (4), its characterized in that: gas separation pipe (1) side is fixedly connected with first gas flow pipe (2) and second gas flow pipe (3) respectively, and the junction is equipped with first filter paper (5), second gas flow pipe (3) side sliding rail connection has gas collecting pipe (4), gas separation pipe (1), second gas flow pipe (3) and gas collecting pipe (4) inside middle transversely are equipped with second filter paper (6), gas separation pipe (1) and second gas flow pipe (3) bottom top are equipped with third filter paper (7).

2. The ambient air quality on-line monitoring and sampling device of claim 1, wherein: gas separation pipe (1) top fixedly connected with air inlet (8), air inlet (8) fixed surface is connected with support (9), support (9) internal surface is equipped with swivel cap (10), and the diameter of swivel cap (10) is greater than the diameter at air inlet (8) top.

3. The ambient air quality on-line monitoring and sampling device of claim 1, wherein: the upper side and the lower side of the interior of the second gas flow pipe (3) are respectively connected with a partition plate (11) through sliding rails, and the length of the partition plate (11) is equal to one half of the length of the second gas flow pipe (3).

4. The ambient air quality on-line monitoring and sampling device of claim 1, wherein: the fiber density of the materials of the second filter paper (6), the third filter paper (7) and the first filter paper (5) is increased in sequence.

5. The ambient air quality on-line monitoring and sampling device of claim 1, wherein: the gas separation tube comprises a gas separation tube (1), wherein the bottom of the gas separation tube is fixedly connected with a first gas injection tube (12), the first gas injection tube (12) is composed of a first tube shell (1201), a first tube body (1202) and a first rubber piston (1203), the bottom of the first tube body (1202) is fixedly connected with a first rubber piston (1203), the first gas flows through the side face of the tube (2) and is fixedly connected with a second gas injector (13), the second gas injector (13) is composed of a second tube shell (1301), a second tube body (1302) and a second rubber piston (1303), the diameter of the second tube body (1302) is larger than that of the first tube body (1202), and the length of the second gas tube is smaller than that of the first tube body (1202).

6. The ambient air quality on-line monitoring and sampling device of claim 5, wherein: the bottom parts of the first pipe shell (1201) and the second pipe shell (1301) are fixedly connected with a power assisting block (14), and the bottom parts of the first pipe body (1202) and the second pipe body (1302) are fixedly connected with a pushing block (15).

7. The ambient air quality on-line monitoring and sampling device of claim 5, wherein: the surfaces of the first tube body (1202) and the second tube body (1302) are marked with volume scale marks.