CN216012881U

CN216012881U - Double-channel shunting type air particulate cutter

Info

Publication number: CN216012881U
Application number: CN202121857678.3U
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: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-03-11
Anticipated expiration: 2031-08-10

Abstract

The utility model provides a double-channel shunting type air particulate matter cutter, which relates to the field of air quality detection and comprises a main pipe, wherein a PM10 cutter is fixed inside the main pipe, the collection end of the PM10 cutter penetrates through the surface of the main pipe, a filter is arranged at the collection end of a PM10 cutter, the filter is in threaded connection with the surface of the main pipe, a PM2.5 cutter is arranged inside the main pipe, and the PM2.5 cutter is movably connected with the inner arm of the main pipe. When PM2.5 air particles need to be monitored, the PM2.5 cutter is installed into the main body pipe from the bottom end of the main body pipe and then monitored, the design enables the air particle cutter to collect two different particle size particles respectively or simultaneously under the condition of the same air source and the same power, the cost is saved, and the accuracy of air quality measurement is improved.

Description

Double-channel shunting type air particulate cutter

Technical Field

The utility model relates to the technical field of air quality detection, in particular to a double-channel shunting type air particulate cutter.

Background

At present, environmental problems are more and more concerned by governments and the public, along with the development of industrialization, the emission of gas including automobile exhaust is more and more serious, inhalable suspended particles in the emitted gas bring great influence to the atmospheric environment and the living health of people, and the monitoring of the air quality, in particular the monitoring of the inhalable particles, is more and more concerned. At present, the data of PM10 are mostly used in China, but the public increasingly thinks that PM2.5 can better reflect the air quality index, some existing PM2.5 cutters cannot be effectively coupled with an analytical instrument, and some cutters are required to be too high to cause excessive consumption of consumed parts such as a filter membrane and the like, so that the cost is increased. This affects the atmospheric particulate monitoring level to some extent.

According to patent No. CN202582955U, a particle cutter is disclosed, in particular to a double-channel bypass type air particle cutter. The utility model provides a two-channel shunting air particulate matter cutter which characterized in that includes a reposition of redundant personnel chamber (2) and sets up primary flow divider and secondary flow divider in reposition of redundant personnel chamber (2). Therefore, the utility model has the following advantages: 1. the design is reasonable, the structure is simple and the device is completely practical; 2. under the condition of the same air source and the same power, two particles with different particle sizes can be collected respectively or simultaneously, so that the cost is saved, and the accuracy of air quality measurement is improved.

Most of the existing air particle cutters can only monitor particles within a single particle size range, and the particles within various particle size ranges need to be monitored by different cutters, so that the monitoring cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a double-channel bypass type air particle cutter.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a two pass shunting air particles thing cutterbars, includes the main part pipe, the inside of main part pipe is fixed with the PM10 cutterbar, and the collection end of PM10 cutterbar runs through main part pipe surface, PM10 cutterbar is collected the end and is equipped with the filter, and filter and main part pipe surface threaded connection, the inside of main part pipe is equipped with PM2.5 cutterbar, and PM2.5 cutterbar and main part intraductal arm swing joint.

Preferably, the top of main part pipe is fixed with the intake pipe, the top of intake pipe is fixed with the top cap, the arc is polished into to the punching press all around of top cap, and the diameter of top cap is greater than the diameter of intake pipe.

Preferably, the flow divider is fixed inside the main body pipe, penetrates through the surface of the main body pipe, and the input end of the flow divider is fixedly connected with the output end of the PM10 cutter.

Preferably, the bottom of main part pipe is equipped with the filter membrane box, and the filter membrane box is connected with main part socle end block, the bottom surface of filter membrane box is fixed with the blast pipe, and the blast pipe runs through the filter membrane box bottom surface.

Preferably, an air pump is fixed at the bottom end of the exhaust pipe, a flow sensor is arranged on the surface of the exhaust pipe, and the flow sensor penetrates through the surface of the exhaust pipe.

Preferably, the bottom surface of main part pipe is fixed with the survey and control case, and the main part pipe runs through the top surface of survey and control case, and the inside bottom surface and the aspiration pump fixed connection of survey and control case.

Preferably, the surface of the measurement and control box is embedded with a touch screen, a controller is fixed on the side surface inside the measurement and control box, and the controller is electrically connected with the flow sensor, the air suction pump and the touch screen respectively.

Advantageous effects

According to the utility model, the PM10 cutter and the PM2.5 cutter are arranged in the main body pipe, the PM2.5 cutter can be detached, when PM10 particles are measured, the filter is added on the side surface of the PM10 cutter, the PM2.5 cutter is detached from the main body pipe, when PM2.5 air particles need to be monitored, the PM2.5 cutter is installed into the main body pipe from the bottom end of the main body pipe and then monitored, and the design enables the air particle cutter to collect two different particle sizes respectively or simultaneously under the condition of the same air source and the same power, so that the cost is saved, and the accuracy of air quality measurement is improved.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side cross-sectional view of the present invention;

fig. 4 is a front sectional view of the present invention.

Illustration of the drawings:

1. a top cover; 2. an air inlet pipe; 3. a main body tube; 4. a filter; 5. a flow divider; 6. a measurement and control box; 7. a touch screen; 8. a controller; 9. a flow sensor; 10. an air pump; 11. a PM10 cutter; 12. a PM2.5 cutter; 13. a filter membrane cartridge; 14. and (4) exhausting the gas.

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, a two-channel bypass type air particulate matter cutter comprises a main tube 3, a PM10 cutter 11 is fixed inside the main tube 3, a collecting end of the PM10 cutter 11 penetrates through the surface of the main tube 3, a filter 4 is arranged at the collecting end of the PM10 cutter 11, the filter 4 is in threaded connection with the surface of the main tube 3, a PM2.5 cutter 12 is arranged inside the main tube 3, and the PM2.5 cutter 12 is movably connected with the inner arm of the main tube 3. The top of main part pipe 3 is fixed with intake pipe 2, and the top of intake pipe 2 is fixed with top cap 1, and the arc is polished to the punching press all around of top cap 1, and the diameter of top cap 1 is greater than the diameter of intake pipe 2.

The flow divider 5 is fixed inside the main tube 3, the flow divider 5 penetrates through the surface of the main tube 3, and the input end of the flow divider 5 is fixedly connected with the output end of the PM10 cutter 11. The bottom end of the main body pipe 3 is provided with a filter membrane box 13, the filter membrane box 13 is connected with the bottom end of the main body pipe 3 in a clamping manner, the bottom surface of the filter membrane box 13 is fixed with an exhaust pipe 14, and the exhaust pipe 14 penetrates through the bottom surface of the filter membrane box 13. The bottom end of the exhaust pipe 14 is fixed with an air suction pump 10, the surface of the exhaust pipe 14 is provided with a flow sensor 9, and the flow sensor 9 penetrates through the surface of the exhaust pipe 14. The bottom surface of main part pipe 3 is fixed with survey and control case 6, and main part pipe 3 runs through the top surface of survey and control case 6, and the inside bottom surface and the aspiration pump 10 fixed connection of survey and control case 6. The surface of the measurement and control box 6 is embedded with a touch screen 7, the side surface inside the measurement and control box 6 is fixed with a controller 8, and the controller 8 is respectively electrically connected with the flow sensor 9, the air pump 10 and the touch screen 7.

The working principle of the utility model is as follows: the PM10 cutter 11 and the PM2.5 cutter 12 are arranged in the main pipe 3, the PM2.5 cutter 12 can be detached, when PM10 particles are measured, the filter 4 is additionally arranged on the side surface of the PM10 cutter 11, the PM2.5 cutter 12 is detached from the main pipe 3, when PM2.5 air particles need to be monitored, the PM2.5 cutter 12 is installed into the main pipe 3 from the bottom end of the main pipe 3 and then monitored, the design enables the air particle cutter to collect two different particle sizes respectively or simultaneously under the condition of the same air source and the same power, the accuracy of air quality measurement is improved while the cost is saved, the two main pipes 3 are arranged on the top surface of the measurement and control box 6, the monitoring results can be compared, the monitoring efficiency is improved, the downward radian is arranged on the periphery of the top cover 1 to prevent rainwater from entering the equipment to influence monitoring, and the solar cell panel is arranged on the top surface of the measurement and control box 6, can provide energy for monitoring.

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. A two-channel bypass air particulate matter cutter, includes main part pipe (3), its characterized in that: the inside of main part pipe (3) is fixed with PM10 cutterbar (11), and the collection end of PM10 cutterbar (11) runs through main part pipe (3) surface, PM10 cutterbar (11) are collected the end and are equipped with filter (4), and filter (4) and main part pipe (3) surface threaded connection, the inside of main part pipe (3) is equipped with PM2.5 cutterbar (12), and PM2.5 cutterbar (12) and main part pipe (3) inner arm swing joint.

2. A two-pass, split-flow air particulate cutter as defined in claim 1, wherein: the top of main part pipe (3) is fixed with intake pipe (2), the top of intake pipe (2) is fixed with top cap (1), the arc is polished into in the punching press all around of top cap (1), and the diameter of top cap (1) is greater than the diameter of intake pipe (2).

3. A two-pass, split-flow air particulate cutter as defined in claim 1, wherein: the flow divider (5) is fixed in the main body pipe (3), the flow divider (5) penetrates through the surface of the main body pipe (3), and the input end of the flow divider (5) is fixedly connected with the output end of the PM10 cutter (11).

4. A two-pass, split-flow air particulate cutter as defined in claim 1, wherein: the bottom of main part pipe (3) is equipped with filter membrane box (13), and filter membrane box (13) and main part pipe (3) bottom block are connected, the bottom surface of filter membrane box (13) is fixed with blast pipe (14), and blast pipe (14) run through filter membrane box (13) bottom surface.

5. A two-pass, split-flow air particulate cutter as recited in claim 4, wherein: the bottom end of the exhaust pipe (14) is fixed with an air pump (10), the surface of the exhaust pipe (14) is provided with a flow sensor (9), and the flow sensor (9) penetrates through the surface of the exhaust pipe (14).

6. A two-pass, split-flow air particulate cutter as defined in claim 1, wherein: the bottom surface of main part pipe (3) is fixed with survey and control case (6), and main part pipe (3) run through the top surface of surveying and control case (6), and the inside bottom surface and aspiration pump (10) fixed connection of observing and controlling case (6).

7. A two-pass, split-flow air particulate cutter as recited in claim 6, wherein: the surface of the measurement and control box (6) is inlaid with a touch screen (7), a controller (8) is fixed on the inner side face of the measurement and control box (6), and the controller (8) is electrically connected with the flow sensor (9), the air suction pump (10) and the touch screen (7) respectively.