CN214891244U

CN214891244U - VOCs catalytic adsorption burning remove device in blue charcoal production process

Info

Publication number: CN214891244U
Application number: CN202121337969.XU
Authority: CN
Inventors: 王开力; 赵健; 贾会勇; 袁亚飞; 鑑富军; 王玥; 薄其芬
Original assignee: Beijing Zhongke Innovation Park Technology Co ltd
Current assignee: Beijing Zhongke Innovation Park Technology Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-11-26
Anticipated expiration: 2031-06-16

Abstract

The utility model belongs to the technical field of waste gas treatment equipment, and discloses a VOCs catalytic adsorption combustion removal device in a semi-coke production process, which comprises a treatment box, wherein a discharge chimney is arranged at the top of the treatment box, a fan is arranged at one side of the treatment box, the output end of the fan is connected with the top of the treatment box, a burner is arranged at one side of the fan close to the treatment box, the output end of the burner extends to the inside of the treatment box, a first catalyst is arranged below the inside of the treatment box, the utility model is provided with an inclined plate, a first baffle and a second baffle, VOCs which are catalyzed are guided into the lower part of a heat exchange tube through the inclined plate and enter between the first baffle and the second baffle through the distance between the first baffle and the inner wall of the treatment box, and simultaneously enter the upper part of the second baffle through the gap between the second baffle and the inclined plate, thus the residence time of the VOCs in the heat exchange tube can be increased, the heat exchange efficiency of the heat exchange tube is guaranteed to be maximized.

Description

VOCs catalytic adsorption burning remove device in blue charcoal production process

Technical Field

The utility model belongs to the technical field of exhaust-gas treatment equipment, concretely relates to VOCs catalytic adsorption burning remove device in blue charcoal production process.

Background

A large amount of volatile organic compounds can be generated in the production process of semi-coke, the volatile organic compounds are called VOCs for short, the VOCs generated in the production process can not affect the environment even if being treated, such as regional atmospheric ozone pollution, PM2.5 pollution and the like, and have the effects of toxicity, irritation, teratogenicity and carcinogenicity, so that the VOCs need to be subjected to catalytic adsorption combustion and other treatments, and after the treatments are completed, the VOCs reaching the standard can be discharged.

And in prior art, catalytic combustion device is not high to the VOCs heat transfer effect that the burning was accomplished, leads to VOCs's not up to standard in exhaust temperature to remaining VOCs is difficult is cleared up among the catalytic combustion device, leads to VOCs's subsequent processing effect to reduce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a VOCs catalytic adsorption burning remove device in blue charcoal production process to the heat exchange efficiency who solves current catalytic combustion device is not high, and inconvenient staff carries out the problem of clearing up to catalytic combustion device's inside.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a VOCs catalytic adsorption burning remove device in blue charcoal production process, is including handling the case, the top of handling the case is installed and is discharged the chimney, one side of handling the case is provided with the fan, the output of fan is connected with the top of handling the case, one side that the fan is close to the case of handling is provided with the combustor, the output of combustor extends to the inside of handling the case, handle the inside below of case and install first catalyst, the baffle is installed at the top of first catalyst, the second catalyst is installed to the top one end of baffle, the swash plate is installed to top one side of second catalyst, first baffle is installed in the one end of second catalyst mutually in the swash plate, the top of first baffle is provided with the second baffle, the heat exchange tube is installed with first baffle to the second baffle.

Preferably, an air inlet is installed above the inner wall of the treatment box, a guide groove is formed in one side of the lower portion of the treatment box, a sealing plate is arranged on the outer surface of the guide groove, and a stop block is arranged inside the guide groove.

Preferably, the inclined plate and the horizontal plane form an angle of 45 degrees, and the inclined plate extends to the lower part of the first baffle.

Preferably, one end of the first baffle plate is kept at a proper distance from the inner wall of the treatment box, one end of the second baffle plate is welded on the inner wall of the treatment box, and the end, back to the inner wall of the treatment box, of the second baffle plate is kept at a proper distance from the upper surface of the inclined plate.

Preferably, the discharge chimney penetrates through the inner wall of the treatment box, and the bottom of the discharge chimney is provided with activated carbon.

Preferably, the guide groove is located at one side of the first catalyst, and one side of an inner wall of the guide groove is located at the same level as a front surface of the first catalyst.

Preferably, one side of the sealing plate is matched with the guide groove, the sealing plate is fixed on the outer surface of the treatment box through a bolt, and the stop block is connected with the inner wall of the guide groove in a sliding mode.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses the swash plate, first baffle and second baffle have been set up, the below of the leading-in heat exchange tube of VOCs who accomplishes the catalysis through the swash plate to between first baffle and the second baffle are got into to the distance through first baffle and processing incasement wall, and VOCs gets into the top of second baffle through the space between second baffle and the swash plate simultaneously, can increase VOCs when stopping in the heat exchange tube like this, guarantees that the heat exchange efficiency of heat exchange tube reaches the maximize.

(2) The utility model discloses air inlet, guide slot and dog have been set up, through inserting the dog in the guide slot for the dog blocks first catalyst, lets in appropriate amount inert gas in to the treatment box through the air inlet simultaneously, can make things convenient for the staff to clear up the unnecessary VOCs of treatment incasement portion like this, and it is clean to guarantee to handle incasement portion.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the guide groove of the present invention;

fig. 3 is a cross-sectional view of the stopper of the present invention;

in the figure: 1. a treatment tank; 2. a fan; 3. a combustion engine; 4. a first catalyst; 5. a partition plate; 6. a second catalyst; 7. a sloping plate; 8. a first baffle plate; 9. a heat exchange pipe; 10. a second baffle; 11. activated carbon; 12. a discharge chimney; 13. an air inlet; 14. a guide groove; 15. a sealing plate; 16. and a stop block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-3, the present invention provides the following technical solutions: a device for removing VOCs (volatile organic compounds) in the semi-coke production process by catalytic adsorption combustion comprises a treatment box 1, wherein a discharge chimney 12 is arranged at the top of the treatment box 1, the discharge chimney 12 can discharge gas in the treatment box 1, a fan 2 is arranged on one side of the treatment box 1, the fan 2 can discharge gas with lower temperature into the atmosphere, the output end of the fan 2 is connected with the top of the treatment box 1, a burner 3 is arranged on one side of the fan 2 close to the treatment box 1, the output end of the burner 3 extends into the treatment box 1, a first catalyst 4 is arranged below the inside of the treatment box 1, a partition plate 5 is arranged at the top of the first catalyst 4, a second catalyst 6 is arranged at one end of the top of the partition plate 5, the first catalyst 4 and the second catalyst 6 can improve the purification efficiency of the VOCs, an inclined plate 7 is arranged at one side of the top of the second catalyst 6, and the inclined plate 7 can guide the VOCs gas into the bottom of a first baffle plate 8, first baffle 8 is installed in the one end that swash plate 7 was carried on the back to second catalyst 6, and the top of first baffle 8 is provided with second baffle 10, and first baffle 8 can increase the time that VOCs dwells in heat exchange tube 9 with second baffle 10 to increase heat exchange efficiency, heat exchange tube 9 is installed with first baffle 8 to second baffle 10.

Further, an air inlet 13 is installed above the inner wall of the processing box 1, a proper amount of inert gas can be introduced into the processing box 1 through the air inlet 13, a guide groove 14 is formed in one side of the lower portion of the processing box 1, a sealing plate 15 is arranged on the outer surface of the guide groove 14, a stop block 16 is arranged inside the guide groove 14, the stop block 16 can block the first catalyst 4, and therefore the inert gas can extrude redundant VOCs gas conveniently.

Furthermore, the inclined plate 7 and the horizontal plane form an angle of 45 degrees, the inclined plate 7 extends to the lower part of the first baffle 8, and the VOCs can be contacted with the lower part of the heat exchange tube 9 through the first baffle 8.

Specifically, the one end of first baffle 8 keeps suitable distance with the inner wall of handling case 1, and the one end welding of second baffle 10 is at the inner wall of handling case 1, and second baffle 10 keeps suitable distance with the upper surface of swash plate 7 in the one end of handling case 1 inner wall back to, in the time of can increasing VOCs and heat exchange tube 9 contact like this to increase heat exchange efficiency.

It is worth to say that the exhaust chimney 12 penetrates through the inner wall of the treatment box 1, and the bottom of the exhaust chimney 12 is provided with the activated carbon 11, so that the gas to be exhausted can be effectively adsorbed by the activated carbon 11.

Further, the guide groove 14 is formed on one side of the first catalyst 4, and the inner wall side of the guide groove 14 is formed on the same level as the front surface of the first catalyst 4, so that the stopper 16 effectively blocks the surface of the first catalyst 4.

Furthermore, one side of the sealing plate 15 is matched with the guide groove 14, the sealing plate 15 is fixed on the outer surface of the processing box 1 through bolts, and the stop block 16 is connected with the inner wall of the guide groove 14 in a sliding mode, so that the air tightness of the processing box 1 can be guaranteed when the VOCs are processed, meanwhile, the baffle 16 can be conveniently installed by a worker, and the worker can conveniently clean the processing box 1.

The utility model discloses a theory of operation and use flow: when using the utility model discloses, let in VOCs among the combustor 3, and through combustor 3 with VOCs burning and let in handling case 1, VOCs is through the first catalyst 4 in handling case 1, get into one side of handling case 1, afterwards, through second catalyst 6 on baffle 5, make VOCs get into the below of swash plate 7, VOCs gets into between first baffle 8 and the baffle 5 simultaneously, and there is the bottom of heat exchange tube 9 to carry out the heat transfer once to VOCs, VOCs passes through between first baffle 8 and the second baffle 10, carry out the secondary heat transfer to VOCs through the middle part of heat exchange tube 9, afterwards, VOCs gets into the top of second baffle 10, carry out the cubic heat transfer to VOCs by the upper portion of heat exchange tube 9, VOCs that the heat transfer was accomplished is through handling the inside top of case 1, adsorb by active carbon 11, discharge;

after a long period of use, inert gas is introduced into the treatment chamber 1 through the gas inlet 13, the sealing plate 15 is removed from the guide groove 14, the stopper 16 is inserted into the treatment chamber 1 through the guide groove 14, the first catalyst 4 is stopped by the stopper 16, and thereafter, the inert gas discharges the excess VOCs gas of the treatment chamber 1 through the discharge chimney 12.

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 VOCs catalytic adsorption burning remove device in blue charcoal production process, is including handling case (1), its characterized in that: the treatment device is characterized in that a discharge chimney (12) is installed at the top of the treatment box (1), a fan (2) is arranged on one side of the treatment box (1), the output end of the fan (2) is connected with the top of the treatment box (1), a burner (3) is arranged on one side, close to the treatment box (1), of the fan (2), the output end of the burner (3) extends into the treatment box (1), a first catalyst (4) is installed below the interior of the treatment box (1), a partition plate (5) is installed at the top of the first catalyst (4), a second catalyst (6) is installed at one end of the top of the partition plate (5), an inclined plate (7) is installed on one side of the top end of the second catalyst (6), a first baffle plate (8) is installed on the opposite side of the inclined plate (7) to one end of the second catalyst (6), and a second baffle plate (10) is arranged above the first baffle plate (8), and the second baffle (10) and the first baffle (8) are provided with heat exchange tubes (9).

2. The device for removing VOCs through catalytic adsorption combustion in the semi-coke production process according to claim 1, characterized in that: an air inlet (13) is installed above the inner wall of the treatment box (1), a guide groove (14) is formed in one side of the lower portion of the treatment box (1), a sealing plate (15) is arranged on the outer surface of the guide groove (14), and a stop block (16) is arranged inside the guide groove (14).

3. The device for removing VOCs through catalytic adsorption combustion in the semi-coke production process according to claim 1, characterized in that: the inclined plate (7) and the horizontal plane form an angle of 45 degrees, and the inclined plate (7) extends to the lower part of the first baffle (8).

4. The device for removing VOCs through catalytic adsorption combustion in the semi-coke production process according to claim 1, characterized in that: one end of the first baffle (8) keeps a proper distance from the inner wall of the treatment box (1), one end of the second baffle (10) is welded on the inner wall of the treatment box (1), and one end, back to the inner wall of the treatment box (1), of the second baffle (10) keeps a proper distance from the upper surface of the inclined plate (7).

5. The device for removing VOCs through catalytic adsorption combustion in the semi-coke production process according to claim 1, characterized in that: the discharging chimney (12) penetrates through the inner wall of the treatment box (1), and the bottom of the discharging chimney (12) is provided with activated carbon (11).

6. The device for removing VOCs through catalytic adsorption combustion in the semi-coke production process according to claim 2, characterized in that: the guide groove (14) is positioned at one side of the first catalyst (4), and one side of the inner wall of the guide groove (14) and the front surface of the first catalyst (4) are positioned at the same horizontal plane.

7. The device for removing VOCs through catalytic adsorption combustion in the semi-coke production process according to claim 2, characterized in that: one side of the sealing plate (15) is matched with the guide groove (14), the sealing plate (15) is fixed on the outer surface of the treatment box (1) through bolts, and the stop block (16) is connected with the inner wall of the guide groove (14) in a sliding mode.