CN220471645U - Catalytic combustion mechanism - Google Patents

Abstract

The utility model discloses a catalytic combustion mechanism which comprises a base, a supporting seat, an activated carbon adsorption box, a placing net seat, a supporting plate, a connecting shaft, a pulley, a sliding plate, a limiting mechanism, a sliding groove, a filtering box, a sliding rail, a filtering cotton plate, a first air valve, an air inlet pipe, a box door, a purifying air outlet pipe, a second air valve, a connecting pipe, a fan, a heating mechanism, an air supply pipe, a heating box, a heating rod, a third air valve, a desorption air pipe, a catalytic combustion box, a fourth air valve, a catalyst placing seat, a sliding mechanism, a T-shaped sliding plate, a movable groove, a toothed plate, a gear, a transmission mechanism, a rotating shaft, a rotating wheel, a shaft sleeve, a burner, a fire-retarding filter screen, a pipeline, a heat exchanger, an air outlet pipe and a sealing door. Compared with the prior art, the utility model has the advantages that: the adsorption filtration and catalysis device is convenient to replace.

Description

Catalytic combustion mechanism

Technical Field

The utility model relates to the technical field of environmental protection devices, in particular to a catalytic combustion mechanism.

Background

The waste gas treatment is also called waste gas purification, and refers to the pretreatment of waste gas generated in industrial sites and factory workshops before external discharge so as to achieve the standard of external discharge of national waste gas.

Publication No. CN212252656U a catalytic combustion device, which comprises a main body, the interior bottom of main part is provided with the preheating chamber, the inside fixedly connected with preheating rod of preheating chamber, the inside fixedly connected with thermal resistor of lateral wall of preheating rod, the one end fixedly connected with PLC controller of thermal resistor, the gas vent has been seted up at the top of main part, the one end fixedly connected with heat exchanger of gas vent, the one end fixedly connected with heat pipe of heat exchanger, the one end that the heat pipe kept away from the heat exchanger extends to the inside of preheating rod, the one end of heat exchanger just is located the right side fixedly connected with blast pipe of heat pipe, the inside fixedly connected with exhaust fan of blast pipe. The device has a simple structure, can recycle heat, can well solve the problem of high power consumption, effectively saves the production cost, is suitable for large-scale installation and use of enterprises, and still has the defects in the prior art:

1. the adsorption device in the prior art is too simple, impurities and organic matters in waste gas can not be fully filtered and adsorbed, and the adsorption bed is arranged in the air inlet pipe and is inconvenient to clean and replace.

2. In the prior art, the catalytic bed is arranged inside the main body, replacement is not convenient enough, the gas after the gas inlet of the gas inlet pipe is filtered and the desorption fan is used for desorbing the adsorption bed, the waste gas entering the gas inlet pipe can be discharged after the gas inlet pipe is filtered and reaches the standard, but the desorbed gas is discharged after being combusted, and the gas is discharged by using the same outlet without being split, so that inconvenient use is caused.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects and provide a catalytic combustion mechanism.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a catalytic combustion mechanism, includes the base, be provided with the supporting seat in the middle of base upper end one side, supporting seat upper end fixedly connected with active carbon adsorption case, active carbon adsorption case inside upper and lower ends are provided with and place the net seat, active carbon adsorption case inside both sides intermediate fixedly connected with backup pad, upper end place the net seat and be located the backup pad upper end, place net seat both sides intermediate front and back fixedly connected with connecting axle, the connecting axle has cup jointed the pulley in keeping away from one side of placing the net seat, be provided with the slide that the cooperation pulley was used on the active carbon adsorption case inside wall, be provided with stop gear on the slide, active carbon adsorption case upper end fixedly connected with rose box, the inside both sides from the top down of rose box evenly is provided with if the slide rail, both ends the grafting has the filter cotton board between the slide rail, the rose box bottom is provided with the blast gate one, the intermediate fixing of rose box upper end has the air inlet tube, filter box and active carbon adsorption case front end all articulate the chamber door, active carbon adsorption case bottom one side has the purification out, one side has the air inlet tube, the end is located the catalyst on the air inlet tube, the catalyst is located the end that is located the air-out of the air-conditioner, the catalyst is located the air-conditioner, one side is located the catalyst on one side of the air-conditioner, the end is far away from the catalytic combustion fan, the end is placed on the air flue box, the end is provided with the catalyst in the air duct, the end is fixed to be far from the end, the end is placed on the air flue box has and is far from the air flue at one side, and is far from the end has the end on the air flue at one side and has the end and has the air flue at the end and has and far side and has and far-purifying air flue, the catalytic combustion box comprises a catalytic combustion box body, a catalytic combustion box bottom, a thermal converter, a heat exchanger, a transmission mechanism, a combustor, a fire-retarding filter screen, a pipeline, an air outlet pipe, a sealing door and a sealing door.

As an improvement, the limiting mechanism comprises a chute which is arranged in the middle of one side of the sliding plate and is used for being matched with the pulley, and the connecting shaft is provided with a groove which is used for being matched with the pulley.

As an improvement, the heating mechanism comprises an air supply pipe inserted into one side of the fan, a heating box is arranged on a first base below the supporting seat, the air supply pipe is inserted into one side of the heating box, the connecting pipe is inserted into the middle of the upper end of the heating box, a plurality of heating rods are arranged in the heating box, and the upper end of the connecting pipe is fixedly connected with a third air valve.

As an improvement, the sliding mechanism comprises T-shaped sliding plates fixedly connected to the lower ends of two sides of the catalyst placing seat, and movable grooves matched with the T-shaped sliding plates for use are formed in the inner side walls of the catalytic combustion box.

As an improvement, the transmission mechanism comprises a rotating shaft fixedly inserted in the middle of one side of the gear, the rotating shaft penetrates through one end of the outer side wall of the catalytic combustion box and is fixedly connected with a rotating wheel, a shaft sleeve is fixedly sleeved in the middle of the rotating shaft, and the shaft sleeve is inserted on the side wall of the catalytic combustion box.

Compared with the prior art, the utility model has the advantages that: 1. according to the utility model, after the waste gas enters through the air inlet pipe, dust impurities in the waste gas are filtered through the filter cotton plate, then organic matters in the waste gas are adsorbed through the activated carbon adsorption box, the filter cotton plate can be conveniently installed and detached through the sliding rail, the replacement is convenient, the placement net seat in the activated carbon adsorption box is used for placing activated carbon, the placement net seat can slide on the sliding plate through the pulley, the placement net seat can be easily pulled out to replace the activated carbon and replaced, and the filtering effect is good and convenient.

2. When the waste gas is filtered, the first air valve and the second air valve are opened, the third air valve and the fourth air valve are closed, the waste gas is filtered by the filter box and the activated carbon adsorption box and then discharged from the purified air outlet pipe, when the activated carbon inside the activated carbon adsorption box is saturated in adsorption, the first air valve and the second air valve are closed, the third air valve and the fourth air valve are opened, the fan blows hot air inside the heating box into the activated carbon adsorption box to desorb the activated carbon, and the desorbed gas finally enters the catalytic combustion box for catalysis and then is cooled and discharged, the gas is split for treatment, so that the operation is convenient, and when the catalyst needs to be replaced, the sealing door is opened to drive the gear to rotate, the gear drives the toothed plate to convey the catalyst placing seat, and the catalyst is replaced, so that the catalyst is practical and convenient.

Drawings

FIG. 1 is a front cross-sectional view of a catalytic combustion mechanism of the present utility model.

FIG. 2 is a schematic view of a catalytic combustion mechanism according to the present utility model.

Fig. 3 is an enlarged view of region a in fig. 1.

Fig. 4 is a schematic cross-sectional view of a partial structure of the present utility model.

Fig. 5 is a right side cross-sectional view of a catalytic combustion mechanism of the present utility model.

As shown in the figure: 1. a base; 2. a support base; 3. an activated carbon adsorption tank; 4. placing a net seat; 5. a support plate; 6. a connecting shaft; 7. a pulley; 8. a slide plate; 9. a limiting mechanism; 9.1, a chute; 9.2, grooves; 10. a filter box; 11. a slide rail; 12. a filter cotton plate; 13. an air valve I; 14. an air inlet pipe; 15. a door; 16. purifying an air outlet pipe; 17. a second air valve; 18. a connecting pipe; 19. a blower; 20. a heating mechanism; 20.1, an air supply pipe; 20.2, a heating box; 20.3, heating rod; 20.4, a third air valve; 21. desorbing the air pipe; 22. a catalytic combustion box; 23. a fourth air valve; 24. a catalyst placement seat; 25. a sliding mechanism; 25.1, T-shaped skateboards; 25.2, a movable groove; 26. a toothed plate; 27. a gear; 28. a transmission mechanism; 28.1, a rotating shaft; 28.2, a rotating wheel; 28.3, shaft sleeve; 29. a burner; 30. a fire-retardant filter screen; 31. a pipe; 32. a heat exchanger; 33. an air outlet pipe; 34. sealing the door.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The utility model provides a catalytic combustion mechanism, includes base 1, installs supporting seat 2 in the middle of 1 upper end one side of base, and supporting seat 2 upper end fixedly connected with active carbon adsorption case 3, the inside upper and lower end of active carbon adsorption case 3 is installed and is placed net seat 4, places net seat 4 inside and is used for placing the active carbon, and the active carbon can adsorb the organic matter in the waste gas.

The middle of the two sides inside the activated carbon adsorption box 3 is fixedly connected with a supporting plate 5, and a net seat 4 is placed at the upper end and is positioned at the upper end of the supporting plate 5.

Fixedly connected with connecting axle 6 around placing net seat 4 both sides in the middle of, connecting axle 6 has been kept away from one side of placing net seat 4 and has been cup jointed pulley 7, install the slide 8 that cooperation pulley 7 used on the active carbon adsorption case 3 inside wall, slide 8 is located the inside both sides upper and lower extreme of active carbon adsorption case 3, install stop gear 9 on slide 8, stop gear 9 is including setting up the spout 9.1 that cooperation pulley 7 used in the middle of slide 8 one side, install the recess 9.2 that cooperation pulley 7 used on the connecting axle 6, place net seat 4 and can slide on slide 8 through pulley 7, can easily pull out the change active carbon of placing net seat 4 and put back again, the simple operation is practical.

The active carbon adsorption case 3 upper end fixedly connected with rose box 10, inside both sides from the top down of rose box 10 evenly install if slide rail 11, peg graft between the slide rail 11 of both ends has the cotton board 12 of filtration, and the cotton board 12 of filtration filters the dust impurity in the waste gas, and cotton board 12 of filtration can be through slide rail 11 convenient installation and dismantlement, is convenient for change.

The air valve I13 is installed at the bottom of the filter box 10, the air inlet pipe 14 is fixedly inserted in the middle of the upper end of the filter box 10, the front ends of the filter box 10 and the activated carbon adsorption box 3 are hinged to the box door 15, the purifying air outlet pipe 16 is inserted in one side of the bottom of the activated carbon adsorption box 3, the air valve II 17 is fixedly connected to the upper end of the purifying air outlet pipe 16, the air valve I13 and the air valve II 17 are opened, waste gas enters the filter box 10 through the air inlet pipe 14, dust impurities in the waste gas are filtered through the filter cotton plate 12 firstly, organic matters in the waste gas are adsorbed through activated carbon in the activated carbon adsorption box 3, and then the waste gas is discharged through the purifying air outlet pipe 16.

A connecting pipe 18 is inserted in the middle of the bottom of the activated carbon adsorption box 3, a fan 19 is arranged at the edge of one side of the upper end of the base 1, a heating mechanism 20 is arranged on one side of the fan 19, the heating mechanism 20 comprises an air supply pipe 20.1 inserted in one side of the fan 19, a heating box 20.2 is arranged on the first base below the supporting seat 2, the air supply pipe 20.1 is inserted in one side of the heating box 20.2, the connecting pipe 18 is inserted in the middle of the upper end of the heating box 20.2, a plurality of heating rods 20.3 are arranged in the heating box 20.2, an air valve III 20.4 is fixedly connected at the upper end of the connecting pipe 18, a desorption air pipe 21 is inserted in the upper end of one side of the activated carbon adsorption box 3, the one end fixedly connected with catalytic combustion case 22 that supporting seat 2 was kept away from to base 1 upper end, the one end fixedly connected with blast gate IV 23 of desorption tuber pipe 21 grafting active carbon adsorption case 3, the one end that active carbon adsorption case 3 was kept away from to desorption tuber pipe 21 is pegged graft in the middle of catalytic combustion case 22 upper end, after the inside active carbon adsorption saturation of active carbon adsorption case 3, close blast gate I13 and blast gate II 17, open blast gate III 20.4 and blast gate IV 23, blast gate 19 blows the inside hot-blast of heating cabinet 20.2 to the inside desorption of active carbon adsorption case 3, the inside processing of catalytic combustion case 22 of entering into of gas after the desorption tuber pipe 21.

The inside upper end of catalytic combustion case 22 installs catalyst and places seat 24, and the catalyst is placed to the catalyst and is placed the seat 24 and be used for catalytic desorption gas low temperature burning, installs slide mechanism 25 on the catalyst and places seat 24, and slide mechanism 25 includes fixed connection in the T shape slide 25.1 of the both sides lower extreme of catalyst placement seat 24, and the movable groove 25.2 that cooperation T shape slide 25.1 used has been seted up to catalytic combustion case 22 inside wall, and the catalyst is placed seat 24 and can be through T shape slide 25.1, slides around the inside movable groove 25.2 of catalytic combustion case 22 inside wall.

The catalyst is placed seat 24 bottom one end fixedly connected with pinion 26, pinion 26 lower extreme meshing has gear 27, gear 27 installs drive mechanism 28 on one side, drive mechanism 28 includes fixed pivot 28.1 in the middle of gear 27 one side of pegging graft, pivot 28.1 runs through the outside one end fixedly connected with runner 28.2 in catalytic combustion case 22 lateral wall, fixed sleeve has cup jointed axle sleeve 28.3 in the middle of the pivot 28.1, the axle sleeve 28.3 peg graft on catalytic combustion case 22 lateral wall, rotate runner 28.2 and drive pivot 28.1 rotation, thereby pivot 28.1 drives gear 27 and rotates and drive pinion 26 back and forth movement, the catalyst placed seat 24 on the pinion 26 follows the pinion 26 and reciprocates, the catalyst placed seat 24 both sides slide through T shape slide 25.1 in the inside back and forth of movable groove 25.2 and carry out spacingly, be convenient for place the catalyst placed seat 24 and slide change inside catalyst, it is convenient to use.

The catalytic combustion box 22 is internally provided with a burner 29 fixedly connected with one side of the upper end, the lower end of the catalytic combustion box 22 is fixedly connected with a fire-retardant filter screen 30, the lower end of the catalytic combustion box 22 is inserted with a pipeline 31, one upper end of a base below the catalytic combustion box 22 is fixedly connected with a heat exchanger 32, the pipeline 31 is communicated with the inside of the heat exchanger 32, an air outlet pipe 33 is inserted in the middle of one side of the heat exchanger 32, the upper end of the front side of the catalytic combustion box 22 is provided with a sealing door 34 matched with the catalyst placing seat 24, desorbed gas enters the catalytic combustion box 22 and is catalyzed by a catalyst, the desorbed gas after the burner 29 is ignited and catalyzed can be combusted at a low temperature, organic matters in the desorbed gas are combusted and decomposed to generate carbon dioxide, water and other nontoxic matters, and the combusted gas is cooled by the fire-retardant filter screen 30 and then discharged from the air outlet pipe 33.

In the concrete implementation of the utility model, as shown in fig. 1-5, the first air valve 13 and the second air valve 17 are opened, the third air valve 20.4 and the fourth air valve 23 are closed, waste gas enters the filter box 10 through the air inlet pipe 14, dust impurities in the waste gas are filtered through the filter cotton plate 12, organic matters in the waste gas are adsorbed through the activated carbon in the activated carbon adsorption box 3 and then discharged through the purified air outlet pipe 16, when the activated carbon in the activated carbon adsorption box 3 is saturated in adsorption, the first air valve 13 and the second air valve 17 are closed, the third air valve 20.4 and the fourth air valve 23 are opened, the fan 19 blows hot air in the heating box 20.2 into the activated carbon adsorption box 3 to desorb the activated carbon, the desorbed gas enters the catalytic combustion box 22 through the desorption air pipe 21, the gas after desorption enters the catalytic combustion box 22 and is catalyzed by the catalyst, the desorption gas after the burner 29 is ignited and catalyzed can be burnt at low temperature, organic matters in the desorption gas are combusted and decomposed to generate carbon dioxide, water and other nontoxic substances, the burnt gas is cooled by the fire-retarding filter screen 30 and then is discharged from the air outlet pipe 33 through the heat exchanger 32, the placing net seat 4 can slide on the sliding plate 8 through the pulley 7, the placing net seat 4 can be easily pulled out to replace active carbon and replaced, the filter cotton plate 12 can be conveniently installed and detached through the sliding rail 11, two sides of the catalyst placing seat 24 slide back and forth in the movable groove 25.2 through the T-shaped sliding plate 25.1 to limit, the catalyst placing seat 24 can be conveniently slid to replace the catalyst in the catalyst placing seat 24, and the use is convenient.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. Catalytic combustion mechanism, including base (1), its characterized in that: the utility model discloses a filter box, including base (1), support base (2), active carbon adsorption case (3) inside upper and lower ends are provided with places net seat (4), active carbon adsorption case (3) inside both sides middle fixedly connected with backup pad (5), the upper end place net seat (4) and be located backup pad (5) upper end, place net seat (4) both sides middle front and back fixedly connected with connecting axle (6), one side that places net seat (4) is kept away from to connecting axle (6) has cup jointed pulley (7), be provided with slide (8) that cooperation pulley (7) used on active carbon adsorption case (3) inside wall, be provided with stop gear (9) on slide (8), active carbon adsorption case (3) upper end fixedly connected with rose box (10), inside both sides from the top down of rose box (10) evenly are provided with if slide rail (11), both ends have filter cotton board (12) between slide rail (11), filter box (10) bottom (10) have air inlet duct (14), air inlet duct (15) are all articulated on filter box (13), the utility model discloses a catalytic combustion device, including base (1), active carbon adsorption case (3), support seat (2), support seat (24), catalyst placing seat (24) and gear plate (27), active carbon adsorption case (3) bottom one side grafting has purification tuber pipe (16), purification tuber pipe (16) upper end fixedly connected with blast gate two (17), the grafting has connecting pipe (18) in the middle of active carbon adsorption case (3) bottom, base (1) upper end one side edge is provided with fan (19), fan (19) one side is provided with heating mechanism (20), active carbon adsorption case (3) one side upper end grafting has desorption tuber pipe (21), the one end fixedly connected with catalytic combustion case (22) of support seat (2) are kept away from to base (1) upper end, one end fixedly connected with blast gate four (23) of desorption tuber pipe (21) grafting active carbon adsorption case (3), the one end grafting of active carbon adsorption case (3) is kept away from in the middle of catalytic combustion case (22) upper end, catalytic combustion case (22) inside upper end is provided with catalyst placing seat (24), be provided with slide mechanism (25) on catalyst placing seat (24), catalyst placing seat (26) bottom one side, one end fixedly connected with gear plate (27) and gear plate (27) inside one side (27), the catalytic combustion box is characterized in that a fire-retardant filter screen (30) is fixedly connected to the lower end of the inside of the catalytic combustion box (22), a pipeline (31) is inserted into the lower end of the catalytic combustion box (22), a heat converter (32) is fixedly connected to the upper end of a base below the catalytic combustion box (22), the pipeline (31) is communicated with the inside of the heat converter (32), an air outlet pipe (33) is inserted into the middle of one side of the heat converter (32), and a sealing door (34) matched with a catalyst placing base (24) for use is arranged at the upper end of the front side of the catalytic combustion box (22).

2. A catalytic combustion mechanism as claimed in claim 1, wherein: the limiting mechanism (9) comprises a sliding groove (9.1) formed in the middle of one side of the sliding plate (8) and used for being matched with the pulley (7), and the connecting shaft (6) is provided with a groove (9.2) matched with the pulley (7) for use.

3. A catalytic combustion mechanism as claimed in claim 1, wherein: the heating mechanism (20) comprises an air supply pipe (20.1) inserted into one side of a fan (19), a heating box (20.2) is arranged on a first base below the supporting seat (2), the air supply pipe (20.1) is inserted into one side of the heating box (20.2), a connecting pipe (18) is inserted into the middle of the upper end of the heating box (20.2), a plurality of heating rods (20.3) are arranged in the heating box (20.2), and an air valve III (20.4) is fixedly connected to the upper end of the connecting pipe (18).

4. A catalytic combustion mechanism as claimed in claim 1, wherein: the sliding mechanism (25) comprises T-shaped sliding plates (25.1) fixedly connected to the lower ends of two sides of the catalyst placement seat (24), and movable grooves (25.2) matched with the T-shaped sliding plates (25.1) are formed in the inner side walls of the catalytic combustion box (22).

5. A catalytic combustion mechanism as claimed in claim 1, wherein: the transmission mechanism (28) comprises a rotating shaft (28.1) fixedly inserted in the middle of one side of the gear (27), the rotating shaft (28.1) penetrates through one end of the outer side wall of the catalytic combustion box (22) and is fixedly connected with a rotating wheel (28.2), a shaft sleeve (28.3) is fixedly sleeved in the middle of the rotating shaft (28.1), and the shaft sleeve (28.3) is inserted on the side wall of the catalytic combustion box (22).