CN112113806A

CN112113806A - Flue gas sampling device for detecting ambient air and waste gas

Info

Publication number: CN112113806A
Application number: CN202011121747.4A
Authority: CN
Inventors: 黄石桥; 陈秀娟; 蒋业泓
Original assignee: Hunan Hengbiao Testing Technology Co ltd
Current assignee: Hunan Hengbiao Testing Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2020-12-22

Abstract

The invention relates to the technical field of environmental detection, and discloses a flue gas sampling device for detecting environmental air and waste gas, which comprises a fixing frame and an adjusting pipe, wherein the upper surface of the fixing frame is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a transverse bevel gear, the inner circumferential wall of the adjusting pipe is movably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a longitudinal bevel gear, the longitudinal bevel gear is meshed with the transverse bevel gear, the top end of the adjusting pipe is fixedly connected with a supporting pipe, one side of the supporting pipe is fixedly connected with a supporting plate, one side of the supporting. The invention increases the detection force on the ambient air and the waste gas, and adsorbs and bonds the solid garbage or dust particles in the smoke, thereby avoiding regional environmental pollution caused by smoke emission and avoiding harm of atmospheric pollution to human health.

Description

Flue gas sampling device for detecting ambient air and waste gas

Technical Field

The invention relates to the technical field of environmental detection, in particular to a flue gas sampling device for detecting environmental air and waste gas.

Background

As is known, flue gas sampling device is a equipment that is arranged in air and waste gas of testing environment, and its field in place has obtained extensive use, and current flue gas sampling device includes mechanisms such as sampling probe, dust appearance, the integrative monitor of warm-pressing flow, analysis rack, standard sample gas and pipeline, finds the problem that detection effect is not good and the function is too single in the current flue gas sampling device use.

At present, most of the existing flue gas sampling devices have the following defects: to environmental air and exhaust-gas detection comprehensive not enough, lead to the direct discharge of waste gas, can influence the quality of environment, to sum up, current flue gas sampling device still can not agree with actual need well mostly.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a flue gas sampling device for detecting ambient air and waste gas, which mainly aims at solving the problems of flue gas emission and flue gas treatment.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a smoke sampling device for detecting ambient air and waste gas comprises a fixed frame and an adjusting pipe, wherein the upper surface of the fixed frame is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a transverse bevel gear, the inner wall of the circumference of the adjusting pipe is movably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a longitudinal bevel gear, the longitudinal bevel gear is meshed with the transverse bevel gear, the top end of the adjusting pipe is fixedly connected with a supporting pipe, one side of the supporting pipe is fixedly connected with a supporting plate, one side of the supporting plate is fixedly connected with a connecting cylinder, the upper surface of the supporting plate is fixedly connected with a first connecting bent pipe, one end of the first connecting bent pipe is fixedly connected with a conversion pipe, the other, fixed surface is connected with flue gas analyzer under the backup pad, and fixed surface is connected with the treater in the backup pad, and flue gas analyzer and treater electric connection, converting pipe one side fixedly connected with outlet duct, outlet duct circumference inner wall are provided with first valve controller, and first valve controller and treater electric connection, connecting cylinder one side fixedly connected with leads to the tobacco pipe, leads to the tobacco pipe circumference inner wall and is provided with second valve controller, and second valve controller and treater electric connection.

It should be added in detail that one side of the fixing frame is fixedly connected with a bottom pipe, the top of the bottom pipe is fixedly connected with a connecting straight pipe, a sealing gasket is arranged at the joint of the bottom pipe and the connecting straight pipe, one side of the connecting straight pipe is fixedly connected with one end of the smoke through pipe, and the top end of the connecting straight pipe is fixedly connected with the bottom end of the adjusting pipe.

On the basis of the scheme, the connecting straight pipe and the adjusting pipe are fixedly connected with supporting frames on the inner circumferential wall, the two supporting frames are movably connected with one side of the connecting rod, and the impeller is fixedly connected with one side of the connecting rod.

It should be further supplemented that the inner circumferential wall of the support tube is fixedly connected with a first filter screen, the inner circumferential wall of the air outlet tube is fixedly connected with a second filter screen, and the inner circumferential wall of the bottom tube is fixedly connected with a third filter screen.

According to a still further scheme of the invention, two ends of the rotating shaft are movably connected with driving rods, the other ends of the driving rods are movably connected with driven rods, the other ends of the driven rods are fixedly connected with sliding blocks, the circumferential inner wall of the adjusting pipe is provided with two sliding strips, the sliding strips are movably connected with the sliding blocks, the bottoms of the two sliding blocks are fixedly connected with the same adsorption net, and the circumferential inner wall of the adjusting pipe is provided with two guide strips.

It should be added in detail that one side of the bottom pipe is fixedly connected with a smoke inlet pipe.

On the basis of the scheme, the top of the air outlet pipe is fixedly connected with a connecting frame, and the top of the connecting frame is fixedly connected with a protective cover.

It should be further supplemented that one end of the connecting cylinder is fixedly connected with a clamping ring, one end of the clamping ring is movably connected with a connecting ring, one side of the connecting ring is fixedly connected with a water box, and a rubber pad is arranged between the clamping ring and the connecting ring.

(III) advantageous effects

Compared with the prior art, the invention provides a flue gas sampling device for detecting ambient air and waste gas, which has the following beneficial effects:

1. according to the invention, the smoke sampler samples smoke and the smoke analyzer is matched to analyze and process the smoke, so that whether the smoke reaches the emission standard is judged, the processor reasonably controls the opening and closing states of the first valve controller and the second valve controller according to the detection result, the detection strength of ambient air and waste gas is increased, and the influence of direct discharge of the waste gas on the environmental quality is avoided.

2. The invention can shield wind and rain for the through hole of the air outlet pipe through the protective cover, thereby avoiding external rain and dew or dust impurities from directly entering the air outlet pipe or causing the blockage of the air outlet pipe in severe weather, avoiding influencing the normal emission of smoke, avoiding damaging the structural parts of the device and prolonging the service life of the whole device.

3. According to the invention, the smoke can be physically filtered for many times through the first filter screen, the second filter screen and the third filter screen, so that solid garbage or dust particles in the smoke can be adsorbed and bonded, thereby avoiding regional environmental pollution caused by smoke emission and avoiding harm of atmospheric pollution to human health.

4. According to the invention, the motor is operated to drive the impeller to rotate, so that the flue gas is pumped into the device and lifted to carry out layer-by-layer filtering operation, and the transverse bevel gear and the longitudinal bevel gear are meshed to brake, so that the adsorption net can transversely move left and right, the contact area between the adsorption net and the flue gas is enlarged, and the impurity particles in the flue gas can be more efficiently adsorbed.

Drawings

FIG. 1 is a schematic partial sectional structural view of a flue gas sampling apparatus for environmental air and exhaust gas detection in accordance with embodiment 1 of the present invention;

FIG. 2 is an enlarged schematic structural view of a section A of a flue gas sampling device for detecting ambient air and exhaust gas according to embodiment 1 of the present invention;

FIG. 3 is a schematic perspective view of an embodiment 1 of a flue gas sampling apparatus for detecting ambient air and exhaust gas according to the present invention;

FIG. 4 is a schematic side view of a smoke sampling device 1 for detecting ambient air and exhaust gas according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of an embodiment 2 of a flue gas sampling device for detecting ambient air and exhaust gas according to the present invention.

In the figure: 1. a fixed mount; 2. a bottom tube; 3. connecting a straight pipe; 4. a gasket; 5. a motor; 6. a support frame; 7. a connecting rod; 8. an impeller; 9. an adjusting tube; 10. supporting a tube; 11. a first connecting elbow; 12. a transfer tube; 13. a second connecting elbow; 14. a connecting cylinder; 15. ventilating a smoke pipe; 16. a first filter screen; 17. a rotating shaft; 18. a longitudinal bevel gear; 19. a transverse bevel gear; 20. a guide strip; 21. a driving lever; 22. a driven lever; 23. a slider; 24. an adsorption net; 25. a support plate; 26. a flue gas analyzer; 27. a processor; 28. a flue gas sampler; 29. a first valve controller; 30. a second valve controller; 31. an air outlet pipe; 32. a second filter screen; 33. a third filter screen; 34. a connecting frame; 35. a protective cover; 36. a snap ring; 37. a water box; 38. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, a flue gas sampling device for detecting ambient air and waste gas comprises a fixed frame 1 and an adjusting pipe 9, wherein a motor 5 is fixed on the upper surface of the fixed frame 1 through a bolt, a connecting rod 7 is fixed at one end of an output shaft of the motor 5 through a bolt, a transverse bevel gear 19 is connected at the top end of the connecting rod 7 through a key, a rotating shaft 17 is rotatably connected with the inner circumferential wall of the adjusting pipe 9, a longitudinal bevel gear 18 is connected at one end of the rotating shaft 17 through a key, the longitudinal bevel gear 18 is meshed with the transverse bevel gear 19, a supporting pipe 10 is fixed at the top end of the adjusting pipe 9 through a bolt, a supporting plate 25 is fixed at one side of the supporting pipe 10 through a bolt, a connecting cylinder 14 is fixed at one side of the supporting plate 25 through a bolt, a first connecting bent pipe 11 is fixed on the upper surface of the supporting plate 25, the other end of the second connecting bent pipe 13 is fixedly connected with the upper surface of the supporting plate 25, the bottom of the supporting plate 25 is fixedly provided with a smoke sampler 28 through a bolt, the lower surface of the supporting plate 25 is fixedly provided with a smoke analyzer 26 through a bolt, the model of the smoke analyzer 26 is Testo310, the upper surface of the supporting plate 25 is fixedly provided with a processor 27 through a bolt, the model of the processor 27 is ARM9TDMI, the smoke analyzer 26 is electrically connected with the processor 27, the smoke analyzer 26 carries out intelligent analysis on smoke in the smoke sampler 28 and transmits the analysis result to the processor 27, one side of the converting pipe 12 is fixedly provided with an air outlet pipe 31 through a bolt, the circumferential inner wall of the air outlet pipe 31 is provided with a first valve controller 29, the first valve controller 29 is electrically connected with the processor 27, one side of the connecting cylinder 14 is fixedly provided with a smoke through pipe 15 through a bolt, the circumferential inner wall of the smoke through pipe 15 is, and the second valve controller 30 is electrically connected to the processor 27.

One side of the fixed frame 1 is fixed with a bottom tube 2 through a bolt, the top of the bottom tube 2 is fixed with a connecting straight tube 3 through a bolt, the joint of the bottom tube 2 and the connecting straight tube 3 is provided with a sealing gasket 4, one side of the connecting straight tube 3 is fixedly connected with one end of a smoke tube 15, the top end of the connecting straight tube 3 is fixedly connected with the bottom end of an adjusting tube 9, the circumferential inner walls of the connecting straight tube 3 and the adjusting tube 9 are both fixed with supporting frames 6 through bolts, the two supporting frames 6 are both in clearance connection with one side of a connecting rod 7, one side of the connecting rod 7 is fixed with an impeller 8 through a bolt, a power supply is connected, a motor 5 is started, the output shaft of the motor 5 rotates to drive the connecting rod 7 and the impeller 8 to rotate simultaneously, the circumferential inner wall of a supporting tube 10 is fixed with a first filter screen, and a third filter screen 33 is fixed on the circumferential inner wall of the bottom pipe 2 through bolts, the impeller 8 rotates to adsorb and blow the flue gas in the exhaust pipeline into the bottom pipe 2, the third filter screen 33 filters the flue gas, large-particle solid impurities in the flue gas are adsorbed and bonded on the surface of the third filter screen 33, two ends of the rotating shaft 17 are rotatably connected with a driving rod 21, under the meshing action of a transverse bevel gear 19 and a longitudinal bevel gear 18, the rotating shaft 17 rotates and drives the driving rod 21 to move, the other end of the driving rod 21 is rotatably connected with a driven rod 22, the other end of the driven rod 22 is fixed with a slide block 23 through bolts, two slide bars are arranged on the circumferential inner wall of the adjusting pipe 9 and are slidably connected with the slide block 23, the bottoms of the two slide blocks 23 are fixed with the same adsorption screen 24 through bolts, the driving rod 21 rotates and drives the driven rod 22 to rotate, and then the, therefore, the adsorption net 24 slides back and forth in the adjusting pipe 9, so that the adsorption net 24 adsorbs and bonds and deeply filters impurities in the flue gas in the adjusting pipe 9, two guide strips 20 are arranged on the circumferential inner wall of the adjusting pipe 9, a smoke inlet pipe is fixed on one side of the bottom pipe 2 through bolts, and one end of the smoke inlet pipe is fixedly connected with one end of an external discharge pipeline.

The working principle of the embodiment is as follows: when the smoke absorption and exhaust device is used, firstly, an operator connects and fixes one end of a smoke inlet pipe with one end of an external exhaust pipeline, then the smoke inlet pipe is connected with a power supply, the motor 5 is started, an output shaft of the motor 5 rotates to drive a connecting rod 7 and an impeller 8 to rotate simultaneously, the impeller 8 rotates to absorb and blow smoke of the exhaust pipeline into a bottom pipe 2, a third filter screen 33 primarily filters the smoke, large-particle solid impurities in the smoke are absorbed and bonded on the surface of the third filter screen 33, under the continuous blowing of the impeller 8, the smoke rises and flows through a connecting straight pipe 3 and then enters an adjusting pipe 9, under the meshing action of a transverse bevel gear 19 and a longitudinal bevel gear 18, a rotating shaft 17 rotates and drives a driving rod 21 to move, the driving rod 21 rotates to drive a driven rod 22 to rotate, two sliding blocks 23 slide back and forth in a sliding way transversely in a sliding way, so that the absorption net, therefore, the adsorption net 24 adsorbs, bonds and deeply filters impurities in the flue gas in the regulating pipe 9, then the flue gas rises and enters the inside of the supporting pipe 10, most of solid impurities in the flue gas are filtered under the filtering action of the first filter screen 16, then part of the flue gas enters the inside of the flue gas sampler 28, the flue gas analyzer 26 intelligently analyzes the flue gas in the flue gas sampler 28 and transmits the analysis result to the processor 27, if the flue gas reaches the emission index, the processor 27 controls the first valve controller 29 to be opened, the second filter screen 32 adsorbs, bonds and deeply filters the flue gas again, then the flue gas in the supporting pipe 10 is directly discharged to the outside through the gas outlet pipe 31, if the flue gas does not reach the emission index, the processor 27 controls the second valve controller 30 to be opened, then the flue gas flows through the connecting cylinder 14 and enters the smoke through pipe 15, the flue gas enters the connecting straight pipe 3 again and is subjected to circulating flue gas treatment operation in the above manner until the flue gas reaches the emission index and is discharged through the gas outlet pipe 31.

Example 2

Referring to fig. 5, a flue gas sampling device for ambient air and exhaust-gas detection, still there is link 34 including outlet duct 31 top through the bolt fastening, and link 34 top has protective cover 35 through the bolt fastening, the protective cover 35 at outlet duct 31 top can be for the opening of outlet duct 31 hides the wind and rain, when avoiding bad weather, external rain dew or dust impurity directly get into outlet duct 31 or cause outlet duct 31 to block up, influence the normal emission of flue gas, 14 one end of connecting cylinder still has snap ring 36 through the bolt fastening, 36 one end threaded connection of snap ring has the go-between, go-between one side has water box 37 through the bolt fastening, and be provided with rubber pad 38 between snap ring 36 and the go-between, rubber pad 38 makes snap ring 36 and go-between link up closely, and strengthened the sealing performance of pipeline linking department.

The working principle of the embodiment is as follows: during the use, after the flue gas reaches the emission index, the flue gas can be discharged through outlet duct 31, the protective cover 35 at outlet duct 31 top can keep out the wind and rain for the opening of outlet duct 31, when avoiding bad weather, external rain and dew or dust impurity directly get into outlet duct 31 or cause outlet duct 31 to block up, influence the flue gas and normally discharge, the operation personnel need fill up water for water box 37 is inside in the work progress of preparing in advance, then manually tighten snap ring 36 and go-between, fix water box 37 in connecting cylinder 14 bottom, water can reach the effect of basic dust fall, rubber pad 38 makes snap ring 36 and go-between link up inseparable, and the sealing performance of pipeline linking department has been strengthened.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 flue gas sampling device for detecting the ambient air and the waste gas comprises a fixed frame (1) and an adjusting pipe (9), and is characterized in that the upper surface of the fixed frame (1) is fixedly connected with a motor (5), one end of an output shaft of the motor (5) is fixedly connected with a connecting rod (7), the top end of the connecting rod (7) is fixedly connected with a transverse bevel gear (19), the inner wall of the circumference of the adjusting pipe (9) is movably connected with a rotating shaft (17), one end of the rotating shaft (17) is fixedly connected with a longitudinal bevel gear (18), the longitudinal bevel gear (18) is meshed with the transverse bevel gear (19), the top end of the adjusting pipe (9) is fixedly connected with a supporting pipe (10), one side of the supporting pipe (10) is fixedly connected with a supporting plate (25), one side of the supporting plate (25) is fixedly connected with a connecting cylinder, one end of the first connecting bent pipe (11) is fixedly connected with a converting pipe (12), the other end of the converting pipe (12) is fixedly connected with a second connecting bent pipe (13), the other end of the second connecting bent pipe (13) is fixedly connected with the upper surface of a supporting plate (25), the bottom of the supporting plate (25) is fixedly connected with a flue gas sampler (28), the lower surface of the supporting plate (25) is fixedly connected with a flue gas analyzer (26), the upper surface of the supporting plate (25) is fixedly connected with a processor (27), the flue gas analyzer (26) is electrically connected with the processor (27), one side of the converting pipe (12) is fixedly connected with an air outlet pipe (31), the circumferential inner wall of the air outlet pipe (31) is provided with a first valve controller (29), the first valve controller (29) is electrically connected with the processor (27), one side of the connecting cylinder (14) is fixedly connected with a smoke through pipe (15), and the circumferential inner wall of the smoke through, and the second valve controller (30) is electrically connected with the processor (27).

2. The flue gas sampling device for ambient air and exhaust gas detection according to claim 1, wherein: the improved smoke exhaust ventilator is characterized in that a bottom pipe (2) is fixedly connected to one side of the fixing frame (1), a straight connecting pipe (3) is fixedly connected to the top of the bottom pipe (2), a sealing gasket (4) is arranged at the joint of the bottom pipe (2) and the straight connecting pipe (3), one side of the straight connecting pipe (3) is fixedly connected with one end of a smoke through pipe (15), and the top end of the straight connecting pipe (3) is fixedly connected with the bottom end of the adjusting pipe (9).

3. The flue gas sampling device for ambient air and exhaust gas detection according to claim 2, wherein: connect equal fixedly connected with support frame (6) of straight tube (3) and adjusting pipe (9) circumference inner wall, two support frames (6) all with connecting rod (7) one side swing joint, and connecting rod (7) one side fixedly connected with impeller (8).

4. The flue gas sampling device for ambient air and exhaust gas detection according to claim 2, wherein: the filter screen is characterized in that a first filter screen (16) is fixedly connected to the circumferential inner wall of the supporting tube (10), a second filter screen (32) is fixedly connected to the circumferential inner wall of the air outlet tube (31), and a third filter screen (33) is fixedly connected to the circumferential inner wall of the bottom tube (2).

5. The flue gas sampling device for ambient air and exhaust gas detection according to claim 1, wherein: equal swing joint in axis of rotation (17) both ends has drive lever (21), and drive lever (21) other end swing joint has driven lever (22), and driven lever (22) other end fixedly connected with slider (23), adjusting tube (9) circumference inner wall is provided with two draw bars, draw bar and slider (23) swing joint, and same absorption net (24) of two slider (23) bottom fixedly connected with, and adjusting tube (9) circumference inner wall is provided with two gibs (20).

6. The flue gas sampling device for ambient air and exhaust gas detection according to claim 2, wherein: one side of the bottom pipe (2) is fixedly connected with a smoke inlet pipe.

7. The flue gas sampling device for ambient air and exhaust gas detection according to claim 1, wherein: the top of the air outlet pipe (31) is also fixedly connected with a connecting frame (34), and the top of the connecting frame (34) is fixedly connected with a protective cover (35).

8. The flue gas sampling device for ambient air and exhaust gas detection according to claim 1, wherein: one end of the connecting cylinder (14) is fixedly connected with a clamping ring (36), one end of the clamping ring (36) is movably connected with a connecting ring, one side of the connecting ring is fixedly connected with a water box (37), and a rubber pad (38) is arranged between the clamping ring (36) and the connecting ring.