CN216203413U

CN216203413U - Three-tower heat accumulating type catalytic combustion waste gas treatment equipment

Info

Publication number: CN216203413U
Application number: CN202122954460.6U
Authority: CN
Inventors: 康士伟; 张其媛; 苏文辉
Original assignee: Guangdong Yikang Environmental Protection Industrial Co ltd
Current assignee: Guangdong Yikang Environmental Protection Industrial Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-05
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a three-tower heat accumulating type catalytic combustion waste gas treatment device, which comprises a combustion box, wherein one side of the bottom end of the combustion box is fixedly communicated with a preheating box, the other side of the bottom end of the combustion box is fixedly communicated with a heat accumulating box, the bottom of the preheating box, which is opposite to one side of the heat accumulating box, is fixedly communicated with an air inlet pipe, one end of the air inlet pipe is fixedly communicated with a filter box, one side of the filter box, which is opposite to the air inlet pipe, is fixedly provided with a fan, the input end of the fan is fixedly communicated with a dehumidifying box, the bottom of the inner wall of the preheating box is fixedly connected with a first ceramic heat accumulator, the top end of the inner wall of the combustion box is fixedly provided with a burner, and the bottom of the inner wall of the heat accumulating box is fixedly connected with a second ceramic heat accumulator. The oxidation effect is improved.

Description

Three-tower heat accumulating type catalytic combustion waste gas treatment equipment

Technical Field

The utility model relates to the field of waste gas treatment, in particular to a three-tower heat accumulating type catalytic combustion waste gas treatment device.

Background

The heat accumulating catalytic combustion process includes adding heat accumulator and switching valve to control the airflow direction to preheat waste gas and to make the waste gas reach certain temperature before catalytic oxidation reaction.

The heat accumulating type catalytic combustion method can greatly reduce energy consumption, but the existing waste gas treatment equipment is lack of a pretreatment facility for waste gas, so that the purification effect is poor, the mixing of the waste gas and a catalyst is not uniform enough, and organic compounds in the waste gas cannot be fully oxidized, so that a three-tower heat accumulating type catalytic combustion waste gas treatment equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-tower heat accumulating type catalytic combustion waste gas treatment device, which aims to solve the problems that the prior waste gas treatment device proposed in the background art is poor in purification effect due to lack of a pretreatment facility for waste gas, and organic compounds in the waste gas cannot be sufficiently oxidized due to insufficient uniform mixing of the waste gas and a catalyst.

In order to achieve the purpose, the utility model provides the following technical scheme: a three-tower heat accumulating type catalytic combustion waste gas treatment device comprises a combustion box, wherein one side of the bottom end of the combustion box is fixedly communicated with a preheating box, the other side of the bottom end of the combustion box is fixedly communicated with a heat accumulating box, the bottom of the preheating box, which is opposite to one side of the heat accumulating box, is fixedly communicated with an air inlet pipe, one end of the air inlet pipe is fixedly communicated with a filter box, one side inside the filter box is clamped with a dust filter screen, the other side inside the filter box is clamped with an activated carbon filter screen, one side, which is opposite to the air inlet pipe, of the filter box is fixedly provided with a fan, the input end of the fan is fixedly communicated with a dehumidification box, the bottom of the inner wall of the preheating box is fixedly connected with a first ceramic heat accumulator, the top, which is opposite to one side of the heat accumulating box, of the preheating box is fixedly connected with a motor box, one side, which is fixedly provided with a motor, and the output end of the motor is fixedly connected with a rotating shaft, the inner wall fixedly connected with a plurality of catalysis board that the one end of rotation axis passed the preheating cabinet, the top fixed mounting of burning incasement wall has the combustor, the bottom fixedly connected with second pottery heat accumulator of heat accumulation incasement wall, the bottom that the heat accumulation case deviates from preheating cabinet one side is fixed the intercommunication and has the blast pipe.

As a preferable technical scheme, the output end of the fan is communicated with the inside of the filter box, an air inlet is formed in one side, away from the fan, of the dehumidification box, water-absorbent resin is placed in the dehumidification box, and protective nets are clamped on the surface of the air inlet and the input end of the fan.

As a preferable technical scheme of the utility model, a bearing is sleeved at the joint of the rotating shaft and the preheating box.

As a preferred technical scheme of the utility model, the inner wall of the combustion box is fixedly connected with an insulation board.

As a preferable technical scheme of the utility model, the front surface of the heat storage box is fixedly communicated with a heat conveying pipe, one end of the heat conveying pipe is fixedly communicated with the preheating box, and the middle part of the heat conveying pipe is fixedly provided with a valve.

As a preferred technical scheme of the utility model, the front surface of the combustion box is fixedly provided with a control switch, and the fan, the motor and the combustor are electrically connected with an external power supply through the control switch.

As a preferred technical scheme of the utility model, the front surface of the filter box is hinged with a box door.

Compared with the prior art, the utility model has the beneficial effects that:

1. the input end of the fan is provided with the dehumidifying box, the water-absorbent resin in the dehumidifying box can adsorb medicine drops in waste gas, so that the influence on subsequent work is avoided, then the waste gas enters the filter box through the fan, the dust in the waste gas can be filtered by the dust filter screen in the filter box, and then the smaller solid impurities in the waste gas are filtered by the activated carbon filter screen, so that the waste gas is pretreated, and the waste gas purification effect is improved;

2. preheat waste gas through first ceramic heat accumulator, improve the temperature before waste gas gets into the combustion box, energy resource consumption when reducing the burning, it is rotatory to drive the rotation axis through the motor, make the catalysis board on rotation axis surface mix, thereby noble metal catalyst on the catalysis board can with the abundant mixture of waste gas, make the abundant oxidation of organic compound in the combustion box in this waste gas, purifying effect is better, gas after the oxidative decomposition can get into the heat accumulation case, its heat can be stayed on second ceramic heat accumulator, conduct the preheating cabinet through the heat conveyer pipe with the heat in the heat accumulation case and preheat work, energy saving more.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a sectional view of the combustion case of the present invention;

fig. 3 is a cross-sectional view at the filter box of the present invention.

In the figure: 1. a combustion box; 2. a preheating box; 3. an air inlet pipe; 4. a filter box; 5. a dust filter screen; 6. an activated carbon filter screen; 7. a fan; 8. a dehumidification box; 9. an air inlet; 10. a protective net; 11. a box door; 12. a first ceramic heat accumulator; 13. a motor case; 14. a motor; 15. a rotating shaft; 16. a catalyst plate; 17. a bearing; 18. a burner; 19. a thermal insulation board; 20. a heat storage tank; 21. a second ceramic heat accumulator; 22. an exhaust pipe; 23. a heat delivery pipe; 24. a valve; 25. and controlling the switch.

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.

Referring to fig. 1-3, the utility model provides a three-tower heat accumulating type catalytic combustion waste gas treatment device, which comprises a combustion box 1, wherein one side of the bottom end of the combustion box 1 is fixedly communicated with a preheating box 2, the other side of the bottom end of the combustion box 1 is fixedly communicated with a heat accumulating box 20, the bottom of the preheating box 2, which is far away from the heat accumulating box 20, is fixedly communicated with an air inlet pipe 3, one end of the air inlet pipe 3 is fixedly communicated with a filter box 4, one side of the interior of the filter box 4 is clamped with a dust filter screen 5 to filter dust in waste gas, the other side of the interior of the filter box 4 is clamped with an activated carbon filter screen 6 to filter smaller solid impurities in dust, one side of the filter box 4, which is far away from the air inlet pipe 3, is fixedly provided with a fan 7, the waste gas is sucked by the fan 7, the input end of the fan 7 is fixedly communicated with a dehumidifying box 8, medicine drop impurities in the waste gas are filtered by the dehumidifying box 8, the bottom of the inner wall of the preheating box 2 is fixedly connected with a first ceramic heat accumulator 12, the waste gas can be preheated, thereby the subsequent energy consumption is less, the top of one side of the preheating box 2, which is far away from the heat storage box 20, is fixedly connected with a motor box 13, one side of the inner wall of the motor box 13 is fixedly provided with a motor 14, the output end of the motor 14 is fixedly connected with a rotating shaft 15, one end of the rotating shaft 15 penetrates through the inner wall of the preheating box 2 and is fixedly connected with a plurality of catalytic plates 16, the waste gas and a catalyst on the catalytic plates 16 are fully mixed by rotating the catalytic plates 16, the subsequent oxidation effect is improved, the top end of the inner wall of the combustion box 1 is fixedly provided with a burner 18, the inside of the combustion box 1 can be combusted after fuel is introduced, so that an organic compound in the waste gas is oxidized, the bottom of the inner wall of the heat storage box 20 is fixedly connected with a second ceramic heat storage body 21, the heat of the gas to be discharged can be retained, the bottom of one side of the heat storage box 20, which is far away from the preheating box 2, is fixedly communicated with an exhaust pipe 22, for discharging the purified gas.

Preferably, the output end of the fan 7 is communicated with the inside of the filter box 4, one side, away from the fan 7, of the dehumidification box 8 is provided with an air inlet 9, water-absorbent resin is placed inside the dehumidification box 8, the surface of the air inlet 9 and the input end of the fan 7 are respectively clamped with a protective net 10, medicine drops in waste gas can be absorbed through the water-absorbent resin, and the water-absorbent resin can be prevented from being sucked into the fan 7 through the protective net 10;

preferably, a bearing 17 is sleeved at the joint of the rotating shaft 15 and the preheating chamber 2, so that the rotating shaft 15 can stably rotate;

preferably, the inner wall of the combustion box 1 is fixedly connected with the heat insulation plate 19, so that heat can be prevented from being conducted to the outside, and the safety is improved;

preferably, the front of the heat storage box 20 is fixedly communicated with a heat delivery pipe 23, one end of the heat delivery pipe 23 is fixedly communicated with the preheating box 2, a valve 24 is fixedly installed in the middle of the heat delivery pipe 23, the heat in the heat storage box 20 can be transferred to the preheating box 2 through the heat delivery pipe 23 for preheating, and whether the heat is transferred or not is controlled through the valve 24;

preferably, the front surface of the combustion box 1 is fixedly provided with a control switch 25, the fan 7, the motor 14 and the combustor 18 are electrically connected with an external power supply through the control switch 25, and the control switch 25 is used for controlling the on and off of the fan 7, the motor 14 and the combustor 18;

preferably, the front surface of the filter box 4 is hinged with a box door 11, and the filter screen in the filter box 4 can be replaced and cleaned conveniently by opening the box door 11.

When the three-tower heat accumulating type catalytic combustion waste gas treatment equipment is used, the fan 7 is started to suck waste gas, the waste gas firstly passes through the dehumidifying box 8, the water-absorbent resin in the dehumidifying box 8 can absorb medicine drops in the waste gas, then the waste gas enters the filtering box 4 through the fan 7, the dust in the waste gas can be filtered by the dust filtering net 5 in the filtering box 4, the smaller solid impurities in the waste gas are filtered by the activated carbon filtering net 6, so that the waste gas is pretreated, the purification effect of the waste gas is improved, the filtered waste gas enters the preheating box 2 through the air inlet pipe 3 and is preheated by the first ceramic heat accumulator 12, the temperature of the waste gas before entering the combustion box 1 is improved, the energy consumption during combustion is reduced, the motor 14 drives the rotating shaft 15 to rotate, the catalytic plate 16 on the surface of the rotating shaft 15 is stirred, and therefore, a precious metal catalyst on the catalytic plate 16 can be fully mixed with the waste gas, therefore, organic compounds in waste gas can be fully oxidized in the combustion box 1, the purification effect is better, gas after combustion, oxidation and decomposition of the burner 18 can enter the heat storage box 20, heat of the gas can be remained on the second ceramic heat accumulator 21, the gas is discharged through the exhaust pipe 22, and heat in the heat storage box 20 is conducted to the preheating box 2 through the heat conveying pipe 23 to be preheated, so that more energy is saved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a three tower heat accumulation formula catalytic combustion exhaust-gas treatment equipment, includes combustion box (1), its characterized in that: the heat pump water heater is characterized in that a preheating box (2) is fixedly communicated with one side of the bottom end of the combustion box (1), a heat storage box (20) is fixedly communicated with the other side of the bottom end of the combustion box (1), an air inlet pipe (3) is fixedly communicated with the bottom of the preheating box (2) departing from one side of the heat storage box (20), a filter box (4) is fixedly communicated with one end of the air inlet pipe (3), a dust filter screen (5) is clamped on one side of the interior of the filter box (4), an activated carbon filter screen (6) is clamped on the other side of the interior of the filter box (4), a fan (7) is fixedly mounted on one side of the filter box (4) departing from the air inlet pipe (3), a dehumidifying box (8) is fixedly communicated with the input end of the fan (7), a first ceramic heat accumulator (12) is fixedly connected to the bottom of the inner wall of the preheating box (2), and a motor box (13) is fixedly connected to the top of the preheating box (2) departing from one side of the heat storage box (20), one side fixed mounting of motor case (13) inner wall has motor (14), the output end fixedly connected with rotation axis (15) of motor (14), a plurality of catalysis board (16) of inner wall fixedly connected with of preheating cabinet (2) is passed to the one end of rotation axis (15), the top fixed mounting of burning box (1) inner wall has combustor (18), the bottom fixedly connected with second ceramic heat accumulator (21) of heat accumulation case (20) inner wall, the fixed intercommunication in bottom that heat accumulation case (20) deviates from preheating cabinet (2) one side has blast pipe (22).

2. The apparatus of claim 1, wherein the apparatus comprises: the output of fan (7) and the inside intercommunication of rose box (4), air inlet (9) have been seted up to one side that dehumidification case (8) deviate from fan (7), absorbent resin has been placed to the inside of dehumidification case (8), the equal block in the surface of air inlet (9) and the input of fan (7) has protection network (10).

3. The apparatus of claim 1, wherein the apparatus comprises: and a bearing (17) is sleeved at the joint of the rotating shaft (15) and the preheating box (2).

4. The apparatus of claim 1, wherein the apparatus comprises: the inner wall of the combustion box (1) is fixedly connected with a heat insulation plate (19).

5. The apparatus of claim 1, wherein the apparatus comprises: the front of the heat storage box (20) is fixedly communicated with a heat conveying pipe (23), one end of the heat conveying pipe (23) is fixedly communicated with the preheating box (2), and the middle of the heat conveying pipe (23) is fixedly provided with a valve (24).

6. The apparatus of claim 1, wherein the apparatus comprises: the front face of the combustion box (1) is fixedly provided with a control switch (25), and the fan (7), the motor (14) and the combustor (18) are electrically connected with an external power supply through the control switch (25).

7. The apparatus of claim 1, wherein the apparatus comprises: the front surface of the filter box (4) is hinged with a box door (11).