CN218297730U

CN218297730U - Flue gas sampler for environmental monitoring

Info

Publication number: CN218297730U
Application number: CN202222328334.4U
Authority: CN
Inventors: 杨忠华
Original assignee: Qingdao Yizhong Testing Co ltd
Current assignee: Qingdao Yizhong Testing Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-13
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses a flue gas sampler for environmental monitoring, which comprises a shell, wherein an air pump is arranged inside the shell, an air outlet of the air pump is communicated with an air detector, and an air inlet of the air pump is communicated with a hose; the inside of the shell is fixedly connected with a collecting box, one side of the collecting box is communicated with a smoke absorption hood, an air inlet of the smoke absorption hood is positioned outside the shell, and the other side of the collecting box is provided with a processing chamber; the utility model has the advantages that: the utility model discloses during the use, the suction produces the condensate behind the refrigeration end to the inside flue gas contact semiconductor refrigeration piece of collecting box, and the condensate is attached to the arc protruding piece at top in the collecting box on, and the flue gas can last to circulate in this in-process to the liquid of not condensing is carried out the interception through the processing chamber and is filtered, thereby has promoted the accuracy of follow-up flue gas sampling, and has avoided because of the higher destruction to the inside electronic component of gas detection appearance of flue gas moisture content.

Description

Flue gas sampler for environmental monitoring

Technical Field

The utility model relates to an environmental monitoring technical field specifically is a flue gas sampling ware for environmental monitoring.

Background

The environmental monitoring is to observe, measure and analyze the change and the process of the influence on the environment of one or more environmental elements or indexes intermittently or continuously according to the pre-designed time and space by using a comparable environmental information and data collection method for specific purposes, wherein the flue gas monitoring in the environmental monitoring refers to the monitoring of the concentration and the total emission quantity of gaseous pollutants and particulate matters emitted by an atmospheric pollution source.

However, the existing flue gas sampling technology for environmental monitoring still has certain problems, and the existing flue gas sampler for environmental monitoring is in the use process, because the content of water vapor in atmospheric flue gas is higher, and the variation range is larger, the monitoring accuracy is reduced due to the influence of water vapor, and meanwhile, after the flue gas is sampled and monitored for a long time, the water vapor can gradually influence and destroy electronic elements in a gas detector and influence the service life of the flue gas sampler.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas sampling ware for environmental monitoring to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a flue gas sampler for environmental monitoring comprises a shell, wherein an air pump is arranged in the shell, an air outlet of the air pump is communicated with an air detector, and an air inlet of the air pump is communicated with a hose; the inside fixedly connected with collecting box of shell, one side intercommunication of collecting box has the smoke absorption cover, the air intake of smoke absorption cover is located the outside of shell, the process chamber is installed to the opposite side of collecting box, the one end of hose communicate in one side of process chamber, the bottom of collecting box is the toper, just the bottom intercommunication of collecting box has the drain pipe, the front surface of collecting box inlays and is equipped with the semiconductor refrigeration piece, the refrigeration end of semiconductor refrigeration piece is located the inside of collecting box, one side intercommunication of gas detection appearance has the delivery pipe, the one end of delivery pipe is located the outside of shell, the drain valve is installed to the one end of drain pipe, the protruding piece of arc is installed at the interior top of collecting box.

Preferably, the treatment chamber is internally provided with a filter screen and a water-blocking filter membrane which are sequentially arranged.

Preferably, the front surface of shell articulates through the hinge has the movable cover, the front surface of movable cover inlays and is equipped with the heat dissipation grid, the end that generates heat of semiconductor refrigeration piece is located one side of heat dissipation grid.

Preferably, a display screen is mounted on the front surface of the movable cover, and a signal output end of the gas detector is connected with a signal input end of the display screen through an A/D converter.

Preferably, four connecting plates are symmetrically arranged outside the shell, and threaded holes are formed in the connecting plates.

Preferably, two supporting plates are symmetrically arranged in the shell, and the drain pipe and the discharge pipe penetrate through the supporting plates.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses during the use, the suction produces the condensate behind the refrigeration end to the inside flue gas contact semiconductor refrigeration piece of collecting box, and the condensate is attached to the arc protruding piece at top in the collecting box on, and the flue gas can last to circulate in this in-process to the liquid of not condensing is carried out the interception through the processing chamber and is filtered, thereby has promoted the accuracy of follow-up flue gas sampling, and has avoided because of the higher destruction to the inside electronic component of gas detection appearance of flue gas moisture content.

Drawings

Fig. 1 is a schematic structural view of a flue gas sampler for environmental monitoring according to the present invention;

FIG. 2 is a schematic cross-sectional view of the housing of the flue gas sampling device for environmental monitoring according to the present invention;

FIG. 3 is a schematic cross-sectional view of the collection box of the flue gas sampler for environmental monitoring according to the present invention;

fig. 4 is the utility model discloses a spatial structure schematic diagram of collecting box in flue gas sampler for environmental monitoring.

In the figure: 1. a housing; 2. a movable cover; 3. a connecting plate; 4. a threaded hole; 5. a heat dissipation grid; 6. a display screen; 7. a discharge pipe; 8. a smoke suction hood; 9. a drain valve; 10. a drain pipe; 11. a support plate; 12. a gas detector; 13. an air pump; 14. a hose; 15. a processing chamber; 16. a semiconductor refrigerating sheet; 17. a collection box; 18. a water-blocking filter membrane; 19. a filter screen; 20. the arc-shaped convex blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides a flue gas sampler for environmental monitoring, including: comprises a shell 1, an air pump 13, a collecting box 17, a processing chamber 15 and a gas detector 12.

When the gas detection device is used, the gas pump 13 is started, the gas pump 13 enables the processing chamber 15 and the collecting box 17 to generate negative pressure in the processing chamber 15 and the collecting box 17 through the hose 14, the smoke suction hood 8 on one side of the collecting box 17 is enabled to extract smoke from the outside, and the smoke enters the gas detection device 12 for detection after passing through the collecting box 17, the processing chamber 15 and the hose 14;

the bottom of the collecting box 17 is conical, the bottom of the collecting box 17 is communicated with the drain pipe 10, the front surface of the collecting box 17 is embedded with the semiconductor refrigerating sheet 16, the refrigerating end of the semiconductor refrigerating sheet 16 is located inside the collecting box 17, one side of the gas detector 12 is communicated with the drain pipe 7, one end of the drain pipe 7 is located outside the shell 1, one end of the drain pipe 10 is provided with the drain valve 9, the inner top of the collecting box 17 is provided with the arc-shaped convex block 20, the flue gas pumped into the collecting box 17 contacts the refrigerating end of the semiconductor refrigerating sheet 16 to generate condensate, so that the content of the liquid inside the flue gas is reduced and the condensate is attached to the arc-shaped convex block 20 at the inner top of the collecting box 17, the flue gas can continuously circulate into the treatment chamber 15 in the process and is intercepted and filtered by the treatment chamber 15, the accuracy of subsequent flue gas sampling is improved, the condensate generated by the condensate is dripped into the inner bottom of the collecting box 17 through the arc-shaped convex block 20, and the bottom of the collecting box 17 is conical, so that the condensate can be conveniently discharged to the outside in the drain pipe 10.

Wherein, a filter screen 19 and a water-blocking filter membrane 18 are sequentially arranged and mounted in the processing chamber 15, the water-blocking filter membrane 18 can intercept liquid in the flue gas, and meanwhile, the filter screen 19 can intercept larger impurities or particles in the flue gas, so that the blocking phenomenon in the subsequent flue gas detection is avoided; the front surface of shell 1 articulates through the hinge has removable cover 2, and the front surface of removable cover 2 inlays and is equipped with radiator grille 5, and the end that generates heat of semiconductor refrigeration piece 16 is located one side of radiator grille 5, and removable cover 2 can the on-off state of 1 front surface of control shell, is convenient for carry out the testing and maintenance to 1 internals of shell, and simultaneously, radiator grille 5 can laminate the end that generates heat at semiconductor refrigeration piece 16, provides the radiating effect.

The front surface of the movable cover 2 is provided with a display screen 6, the signal output end of the gas detector 12 is connected with the signal input end of the display screen 6 through an A/D converter, the display screen 6 can display the detection data in the gas detector 12 in real time, the detection result of smoke is convenient to monitor, four connecting plates 3 are symmetrically arranged outside the shell 1, threaded holes 4 are formed in the connecting plates 3, and the shell 1 is fixed in a smoke monitoring and sampling area through the threaded holes 4 in the connecting plates 3 and matched bolts; two backup pads 11 are installed to shell 1's inside symmetry, and drain pipe 10 and delivery pipe 7 all run through backup pad 11, and backup pad 11 can restrict drain pipe 10 and delivery pipe 7's position, avoids the pipeline to take place the distortion winding.

According to the technical scheme, the working steps of the scheme are summarized and carded: the utility model discloses during the use, through starting air pump 13, air pump 13 utilizes hose 14 to make negative pressure produce in processing chamber 15 and the collecting box 17, make the smoke absorption hood 8 of collecting box 17 one side extract the flue gas from the outside, the suction produces the condensate behind the refrigeration end to the inside flue gas contact semiconductor refrigeration piece 16 of collecting box 17, make the inside liquid content of flue gas reduce, and adhere to on the protruding piece 20 of arc at top in collecting box 17, the flue gas can continuously circulate in this in-process to processing chamber 15, and carry out the interception filtration to the liquid of noncondensation through processing chamber 15, thereby the accuracy of follow-up flue gas sampling has been promoted, and avoided because of the higher destruction to the inside electronic component of gas detection appearance 12 of flue gas vapor content, and simultaneously, the condensate that produces drips into the interior bottom of collecting box 17 downwards through the protruding piece 20 of arc, and the bottom of collecting box 17 is the toper, be convenient for the condensate gets into and discharges in drain pipe 10 to the outside.

The utility model discloses in not relate to the part all the same with prior art or can adopt prior art to realize. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flue gas sampler for environmental monitoring, includes shell (1), the internally mounted of shell (1) has air pump (13), the air outlet intercommunication of air pump (13) has gaseous detector (12), the air intake intercommunication of air pump (13) has hose (14), its characterized in that:

the inside fixedly connected with collecting box (17) of shell (1), one side intercommunication of collecting box (17) has smoke absorption cover (8), the air intake of smoke absorption cover (8) is located the outside of shell (1), process chamber (15) are installed to the opposite side of collecting box (17), the one end of hose (14) communicate in one side of process chamber (15), the bottom of collecting box (17) is the toper, just the bottom intercommunication of collecting box (17) has drain pipe (10), the front surface of collecting box (17) is inlayed and is equipped with semiconductor refrigeration piece (16), the refrigeration end position of semiconductor refrigeration piece (16) is in the inside of collecting box (17), one side intercommunication of gas detection appearance (12) has discharge pipe (7), the one end of discharge pipe (7) is located the outside of shell (1), drain valve (9) are installed to the one end of drain pipe (10), arc protruding piece (20) are installed at the interior top of collecting box (17).

2. The flue gas sampler for environmental monitoring as recited in claim 1, wherein: and a filter screen (19) and a water-blocking filter membrane (18) are sequentially arranged and mounted in the treatment chamber (15).

3. The flue gas sampler for environmental monitoring as recited in claim 1, wherein: the front surface of shell (1) articulates through the hinge has movable cover (2), the front surface of movable cover (2) inlays and is equipped with radiator grille (5), the end that generates heat of semiconductor refrigeration piece (16) is located one side of radiator grille (5).

4. The flue gas sampler for environmental monitoring as recited in claim 3, wherein: the front surface of the movable cover (2) is provided with a display screen (6), and the signal output end of the gas detector (12) is connected with the signal input end of the display screen (6) through an A/D converter.

5. The flue gas sampler for environmental monitoring as recited in claim 1, wherein: four connecting plates (3) are symmetrically arranged outside the shell (1), and threaded holes (4) are formed in the connecting plates (3).

6. The flue gas sampler for environmental monitoring as recited in claim 1, wherein: two supporting plates (11) are symmetrically installed in the shell (1), and the drain pipe (10) and the drain pipe (7) penetrate through the supporting plates (11).