CN215585788U

CN215585788U - Waste gas treatment device for boiler

Info

Publication number: CN215585788U
Application number: CN202122028320.6U
Authority: CN
Inventors: 陈亚平
Original assignee: Tianjin Leading Technology Co ltd
Current assignee: Tianjin Leading Technology Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-01-21
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of waste gas treatment devices, and discloses a waste gas treatment device for a boiler, wherein cleaning brushes are arranged on the periphery of the surface of a cleaning plate, the middle part of the lower surface of a bottom plate of a waste gas treatment bin is communicated and connected with an air inlet pipe, supporting legs are fixed at four corners of the bottom of the waste gas treatment bin, a return pipe is arranged on the right side of the waste gas treatment bin, the air inlet end of the return pipe is communicated and connected with the upper part of the right side of the waste gas treatment bin, and the air outlet end of the return pipe is communicated and connected with the lower part of the right side of the waste gas treatment bin. Activated carbon adsorption layer, dust filter cotton and dust filter screen are the pull design, and the person of facilitating the use clears up or changes, and the clearance brush can clear up the absorbent coal ash on the device inner wall through removing, and some waste gas after the adsorption treatment will get into the back flow through being located the upper portion air-blower for waste gas can carry out absorption treatment many times, has improved the purification efficiency of device.

Description

Waste gas treatment device for boiler

Technical Field

The utility model relates to the technical field of waste gas treatment devices, in particular to a waste gas treatment device for a boiler.

Background

The waste gas treatment device mainly refers to an environment-friendly device which protects the environment and purifies the air by recovering or removing and reducing harmful components of the discharged tail gas by applying different process technologies.

Common biomass burning boiler's exhaust treatment device generally establishes the harmful substance of environment in the exhaust duct of flue gas through adding filter assembly such as active carbon and dust filter screen and goes to adsorb waste gas, but because place the pipeline in filter assembly in, lead to when needs carry out filter assembly's change, must waste time and energy ground open the pipeline, and because the device inner wall contacts with waste gas for a long time, the inner wall surface can be stained with and establish, pile up a large amount of coal ashes, improve the degree of difficulty of clearance, simultaneously when waste gas passes through in the pipeline, the coal ash of pipe wall surface adhesion can shake in a large number and fall, the clearance burden of device has been increased, thereby the purification treatment efficiency of device has been reduced, the operating requirement to exhaust treatment device when can not satisfying the boiler burning, for this propose a kind of exhaust treatment device for the boiler.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the waste gas treatment device for the boiler, which has the advantages of convenience in cleaning and replacing filter articles, capability of quickly cleaning impurities on the inner wall of the device, high-efficiency purification effect and the like, and solves the technical problems of the conventional waste gas treatment device for the boiler.

(II) technical scheme

In order to realize the purposes of conveniently cleaning and replacing filtering objects, quickly cleaning impurities on the inner wall of the device and efficiently purifying, the utility model provides the following technical scheme: a waste gas treatment device for a boiler comprises a waste gas treatment bin, wherein the waste gas treatment bin is in a cuboid shape, the upper surface of a top plate of the waste gas treatment bin is communicated and connected with an air outlet pipe, a filtering chamber is arranged at the upper part of an inner chamber of the waste gas treatment bin, an active carbon adsorption layer is transversely inserted at the upper part of the inner chamber of the filtering chamber, dust filter cotton is transversely inserted at the middle part of the inner chamber of the filtering chamber, a dust filtering net is transversely inserted at the lower part of the inner chamber of the filtering chamber, pull handles are fixed on the front surfaces of the active carbon adsorption layer, the dust filter cotton and the dust filtering net, pull rods are longitudinally inserted in four corners of a bottom plate of the waste gas treatment bin, connecting rods are fixed at the bottom ends of every two adjacent pull rods, a cleaning plate is fixed at the top end of each pull rod and is in a shape like a Chinese character 'hui', cleaning brushes are arranged on the periphery of the surface of the cleaning plate, the bottom plate lower surface middle part in exhaust-gas treatment storehouse communicates with each other and is connected with the intake pipe, the bottom four corners in exhaust-gas treatment storehouse all is fixed with the supporting leg, the right side in exhaust-gas treatment storehouse is equipped with the back flow, the income gas end of back flow communicates with each other with the right side upper portion in exhaust-gas treatment storehouse and is connected, the end of giving vent to anger of back flow communicates with each other with the right side lower part in exhaust-gas treatment storehouse and is connected.

Preferably, the front of filter chamber all has seted up the opening with activated carbon adsorption layer, dust filtration cotton and dust filter screen corresponding position, and activated carbon adsorption layer, dust filtration cotton and dust filter screen's surface all has installed the seal cushion.

Preferably, the inner walls of two sides of the filtering chamber are respectively fixed with three groups of supporting edges, and the upper surfaces of the supporting edges are respectively contacted with the bottoms of the activated carbon adsorption layer, the dust filtering cotton and the dust filtering net.

Preferably, the top end of the air inlet pipe and the air inlet end of the return pipe are both provided with blowers.

Preferably, the lower part of the front surface of the waste gas treatment bin is hinged with a cleaning door, and the periphery of the cleaning door is also provided with a sealing cushion layer.

Preferably, the upper part of the inner cavity of the waste gas treatment bin is designed in a triangular shape.

Preferably, the two sides of the upper surface of the arc-shaped plate are both fixed with supporting rods, and the top ends of the supporting rods are fixed on the lower surface of a top plate of the waste gas treatment bin.

(III) advantageous effects

Compared with the prior art, the utility model provides a waste gas treatment device for a boiler, which has the following beneficial effects:

1. according to the waste gas treatment device for the boiler, the active carbon adsorption layer, the dust filter cotton and the dust filter screen are in a drawing design, when the impurities adsorbed on the active carbon adsorption layer, the dust filter cotton and the dust filter screen are excessive, only the active carbon adsorption layer, the dust filter cotton and the dust filter screen need to be drawn out, and a user can conveniently clean or replace the active carbon adsorption layer, the dust filter cotton and the dust filter screen;

2. according to the waste gas treatment device for the boiler, the connecting rod is pulled back and forth to drive the pull rod to move up and down, the cleaning plate and the cleaning brush can also move up and down along with the pull rod, the coal ash adsorbed on the inner wall of the device can be scraped by the movement of the cleaning brush, the coal ash is prevented from entering the waste gas again, the purification burden of the device is increased, and the purification efficiency of the device is correspondingly improved;

3. this a waste gas treatment device for boiler, upwards discharge the back when gaseous, the clean particulate impurity of non-processing in the waste gas can be sheltered from by the arc together with clean gas, because particulate impurity is different with the density of gaseous molecule, thereby make the particulate impurity of whereabouts behind the striking mostly be located the downside of gaseous molecule, just by being located the air-blower suction return pipe on right side, the return pipe will remain particulate impurity carry the low side in exhaust-gas treatment storehouse again, make waste gas can flow back and reabsorb the absorption and handle, further improve the purification efficiency of device.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the external structure of the present invention;

fig. 3 is a schematic bottom view of the present invention.

In the figure: 1. a waste gas treatment bin; 2. an air outlet pipe; 3. a filtering chamber; 31. a support edge; 4. an activated carbon adsorption layer; 5. dust filter cotton; 6. a dust filter screen; 7. a pull handle; 71. sealing the cushion layer; 8. a pull rod; 9. a connecting rod; 10. cleaning the plate; 11. cleaning the brush; 12. an air inlet pipe; 13. supporting legs; 14. a return pipe; 15. a blower; 16. cleaning the door; 17. an arc-shaped plate; 18. a support rod.

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.

The utility model provides a technical scheme, in particular to a waste gas treatment device for a boiler, which comprises a waste gas treatment bin 1, an air outlet pipe 2, a filter chamber 3, a supporting edge 31, an active carbon adsorption layer 4, dust filter cotton 5, a dust filter screen 6, a pull handle 7, a sealing cushion layer 71, a pull rod 8, a connecting rod 9, a cleaning plate 10, a cleaning brush 11, an air inlet pipe 12, a supporting leg 13, a return pipe 14, an air blower 15, a cleaning door 16, an arc-shaped plate 17 and a supporting rod 18, and referring to the figure 1, the waste gas treatment bin 1 is shaped like a cuboid, the upper part of the inner chamber of the waste gas treatment bin 1 is designed like a triangle, the upper surface of the top plate of the waste gas treatment bin 1 is communicated and connected with the air outlet pipe 2, the air outlet pipe 2 is used for discharging purified waste gas, the filter chamber 3 is arranged on the upper part of the inner chamber of the waste gas treatment bin 1, the active carbon adsorption layer 4 is transversely inserted on the upper part of the inner chamber of the filter chamber 3, a dust filter cotton 5 is transversely inserted in the middle of an inner cavity of the filtering chamber 3, a dust filter screen 6 is transversely inserted in the lower portion of the inner cavity of the filtering chamber 3, the activated carbon adsorption layer 4, the dust filter cotton 5 and the dust filter screen 6 are used for adsorbing and filtering waste gas, please refer to fig. 2, pull handles 7 are fixed on the front sides of the activated carbon adsorption layer 4, the dust filter cotton 5 and the dust filter screen 6, the front side of the filtering chamber 3 is provided with openings corresponding to the activated carbon adsorption layer 4, the dust filter cotton 5 and the dust filter screen 6, sealing cushion layers 71 are arranged on the surfaces of the activated carbon adsorption layer 4, the dust filter cotton 5 and the dust filter screen 6, and the sealing cushion layers 71 are used for sealing gaps among the activated carbon adsorption layer 4, the dust filter cotton 5, the dust filter screen 6 and the filtering chamber 3, the sealing performance of the device is ensured, the inner walls of two sides of the filtering chamber 3 are respectively fixed with three groups of supporting edges 31, the upper surfaces of the supporting edges 31 are respectively contacted with the bottoms of the activated carbon adsorption layer 4, the dust filter cotton 5 and the dust filter screen 6, the supporting edges 31 are used for supporting the activated carbon adsorption layer 4, the dust filter cotton 5 and the dust filter screen 6, the integral firmness of the device is ensured, four corners of a bottom plate of the waste gas treatment bin 1 are longitudinally penetrated and inserted with pull rods 8, please refer to fig. 3, the bottom ends of every two adjacent pull rods 8 are respectively fixed with a connecting rod 9, please refer to fig. 1, the top ends of the pull rods 8 are fixed with a cleaning plate 10, the cleaning plate 10 is in a shape, the periphery of the surface of the cleaning plate 10 is provided with cleaning brushes 11, the pull rods 9 are pulled back and forth to drive the pull rods 8 to move up and down, the cleaning plate 10 and the cleaning brushes 11 can also move up and down along with the pull rods 8, the cleaning brush 11 can clean the coal ash adsorbed on the inner wall of the device by moving, the middle part of the lower surface of the bottom plate of the waste gas treatment bin 1 is communicated and connected with an air inlet pipe 12, four corners of the bottom of the waste gas treatment bin 1 are respectively fixed with a support leg 13, the right side of the waste gas treatment bin 1 is provided with a return pipe 14, the air inlet end of the return pipe 14 is communicated and connected with the upper part of the right side of the waste gas treatment bin 1, the air outlet end of the return pipe 14 is communicated and connected with the lower part of the right side of the waste gas treatment bin 1, the top end of the air inlet pipe 12 and the air inlet end of the return pipe 14 are respectively provided with an air blower 15, a part of waste gas after adsorption treatment enters the return pipe 14 through the air blower 15 positioned at the upper part, the return pipe 14 conveys the waste gas after adsorption treatment to the device again, so that the waste gas can be subjected to multiple adsorption treatment, please refer to figure 2, the lower part of the front of the waste gas treatment bin 1 is hinged with a cleaning door 16, the cleaning door 16 is opened to remove coal ash cleaned by the cleaning brush 11, a sealing cushion layer 71 is also arranged on the periphery of the cleaning door 16, the sealing cushion layer 71 is used for sealing a gap between the cleaning door 16 and the exhaust gas treatment bin 1, the sealing performance of the device is guaranteed, the supporting rods 18 are fixed on two sides of the upper surface of the arc-shaped plate 17, and the top ends of the supporting rods 18 are fixed on the lower surface of the top plate of the exhaust gas treatment bin 1.

Wherein the amount of air blown by the blower 15 in the inlet pipe 12 is higher than the amount of air blown by the blower 15 at the end of the return pipe 14.

The working principle of the device is as follows: when the device works, waste gas firstly enters the bottom end of an inner cavity of a waste gas treatment bin 1 through an air inlet pipe 12, the waste gas is blown out upwards through an air blower 15 positioned below the waste gas and sequentially passes through a dust filter screen 6, a dust filter cotton 5 and an active carbon adsorption layer 4, the dust filter screen 6 can filter large particles in the waste gas, the dust filter cotton 5 can filter small particles in the waste gas, the active carbon adsorption layer 4 can absorb harmful substances in the waste gas, and meanwhile, fine particles in the waste gas can be further subjected to adsorption treatment;

the waste gas after purification treatment can pass through the arc-shaped plate 17 when being discharged, the gas discharged from the top of the filtering chamber 3 can be wrapped by impurity particles which are not purified and cleaned, when the gas is discharged upwards, the particle impurities which are not purified and cleaned in the waste gas can be shielded by the arc-shaped plate 17 together with the clean gas, and because the density of the particle impurities and the density of gas molecules are different, most of the particle impurities falling after impact are positioned at the lower side of the gas molecules and are just sucked into the return pipe 14 by the air blower 15 positioned at the right side, and the return pipe 14 conveys the residual particle impurities to the lower end of the waste gas treatment bin 1 again, so that the waste gas can be subjected to backflow reabsorption treatment, and the purification efficiency of the device is improved;

the device is at the stop work, earlier with active carbon adsorption layer 4, dust filtration cotton 5 and dust filter screen 6 take out, clear up or change, then through making a round trip to stimulate connecting rod 9, it reciprocates to drive pull pole 8, clearance board 10 and clearance brush 11 also can reciprocate along with pull pole 8, clearance brush 11 can clear up the absorbent coal ash on the device inner wall through the removal, avoided coal ash to get into waste gas again, increase the purification burden of device, corresponding improvement the purification efficiency of device.

It is noted that, herein, relational terms such as first and second, and the like may be 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An exhaust gas treatment device for a boiler, comprising an exhaust gas treatment cabin (1), characterized in that: the waste gas treatment device is characterized in that the waste gas treatment bin (1) is cuboid in shape, an air outlet pipe (2) is connected to the upper surface of a top plate of the waste gas treatment bin (1) in a communication mode, a filtering chamber (3) is installed on the upper portion of an inner chamber of the waste gas treatment bin (1), an activated carbon adsorption layer (4) is transversely inserted into the upper portion of the inner chamber of the filtering chamber (3), dust filter cotton (5) is transversely inserted into the middle portion of the inner chamber of the filtering chamber (3), a dust filter screen (6) is transversely inserted into the lower portion of the inner chamber of the filtering chamber (3), pull rods (8) are longitudinally inserted into four corners of a bottom plate of the waste gas treatment bin (1), connecting rods (9) are fixed to the bottom ends of every two adjacent pull rods (8), a cleaning plate (10) is fixed to the top ends of the pull rods (8), and cleaning plate (10) are for returning the shape, cleaning brush (11) have all been installed to the surperficial periphery of cleaning plate (10), the bottom plate lower surface middle part in exhaust-gas treatment storehouse (1) communicates with each other and is connected with intake pipe (12), the bottom four corners in exhaust-gas treatment storehouse (1) all is fixed with supporting leg (13), the right side in exhaust-gas treatment storehouse (1) is equipped with back flow (14), the income gas end of back flow (14) communicates with each other with the right side upper portion in exhaust-gas treatment storehouse (1) and is connected, the end of giving vent to anger of back flow (14) communicates with each other with the connection with the right side lower part in exhaust-gas treatment storehouse (1), the inner chamber upper portion in exhaust-gas treatment storehouse (1) is equipped with arc (17).

2. An exhaust gas treatment device for a boiler according to claim 1, wherein: the front of filter chamber (3) corresponds the position with activated carbon adsorption layer (4), dust filtration cotton (5) and dust filter screen (6) and has all seted up the opening, and activated carbon adsorption layer (4), dust filtration cotton (5) and dust filter screen (6) the surface all installed seal cushion (71).

3. An exhaust gas treatment device for a boiler according to claim 1, wherein: the inner walls of two sides of the filtering chamber (3) are respectively fixed with a supporting edge (31), the supporting edges (31) are provided with three groups, and the upper surfaces of the supporting edges (31) are respectively contacted with the bottoms of the activated carbon adsorption layer (4), the dust filtering cotton (5) and the dust filtering net (6).

4. An exhaust gas treatment device for a boiler according to claim 1, wherein: the top end of the air inlet pipe (12) and the air inlet end of the return pipe (14) are both provided with an air blower (15).

5. An exhaust gas treatment device for a boiler according to claim 1, wherein: the lower part of the front surface of the waste gas treatment bin (1) is hinged with a cleaning door (16), and the periphery of the cleaning door (16) is also provided with a sealing cushion layer (71).

6. An exhaust gas treatment device for a boiler according to claim 1, wherein: the upper part of the inner cavity of the waste gas treatment bin (1) is designed to be triangular.

7. An exhaust gas treatment device for a boiler according to claim 1, wherein: and supporting rods (18) are fixed on two sides of the upper surface of the arc-shaped plate (17), and the top ends of the supporting rods (18) are fixed on the lower surface of a top plate of the waste gas treatment bin (1).