CN213408218U - Reaction device for waste gas fermentation early warning for waste water treatment - Google Patents

Abstract

The utility model discloses a reaction unit of fermentation waste gas early warning for waste water treatment, including depositing the gas jar body and second nozzle, it has first pressure measurement end to deposit gas jar body upper end arrangement. This reaction unit of fermentation waste gas early warning for waste water treatment is provided with the check valve, settle first nozzle top has the net that catchments, and it is the net gape form to catchment the net, be favorable to carrying out steam isolation to the waste gas after SOx/NOx control, guarantee that the waste gas of second aspiration pump extraction keeps dry, thereby make things convenient for subsequent disinfection filtration treatment, and the clean room upper end is connected with the connecting pipe, and inside the settling of connecting pipe has the check valve, make things convenient for the second aspiration pump to advance disinfection treatment in the right side with the waste gas extraction through the connecting pipe, the check valve can effectively guarantee that the gas that gets into in the disinfection room can not get into in the clean room, thereby guarantee the atmospheric pressure in the disinfection room, make waste gas can be by regular and quantitative processing and emission, the treatment effeciency of.

Description

Reaction device for waste gas fermentation early warning for waste water treatment

Technical Field

The utility model relates to a reaction unit technical field of waste gas early warning for waste water treatment specifically is a reaction unit of fermentation waste gas early warning for waste water treatment.

Background

The waste water treatment is to treat waste water by physical, chemical and biological methods, so that the waste water is purified, pollution is reduced, waste water recovery and reuse are achieved, water resources are fully utilized, fermentation waste gas is usually generated during waste water treatment, and toxic substances such as sulfur, nitre and the like exist in the waste gas, so that the waste gas is required to be collected and treated to ensure that the discharged waste gas is nontoxic and harmless.

At present, the waste gas that produces when handling waste water on the market is difficult to purify the disinfection processing to lead to the toxic gas polluted environment of exhaust, and can't be to the fixed time quantitative centralized processing that carries on of combustion gas, make the engineering volume big, the cost is higher, to above-mentioned condition, we have provided a reaction unit of fermentation waste gas early warning for waste water treatment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reaction unit of fermentation waste gas early warning for waste water treatment to provide general novel reaction unit of waste gas early warning for waste water treatment in solving above-mentioned background art, the waste gas that produces when it is to waste water treatment is difficult to purify the disinfection and handles, thereby leads to exhaust toxic gas polluted environment, and can't be to the combustion gas quantitative concentrated treatment that carries on regularly, makes the engineering volume big, the higher problem of cost.

In order to achieve the above object, the utility model provides a following technical scheme: a reaction device for fermented waste gas early warning for waste water treatment comprises a gas storage tank body and a second nozzle, wherein a first pressure measuring end is arranged at the upper end of the gas storage tank body, a sliding block is arranged on the inner wall of the first pressure measuring end, the outer wall of the sliding block is connected with a pressure plate, a detection module is arranged on the upper surface of the pressure plate, a sensing end is arranged above the detection module, an alarm lamp is arranged on the upper surface of the gas storage tank body, a first air pump is arranged on the outer wall of the lower end of the gas storage tank body, a pipeline is connected to the upper end of the first air pump, the tail end of the pipeline is connected with a purification chamber, a sulfur removal charging box is arranged on the upper surface of the purification chamber, a water pipe is connected to the lower end of the sulfur removal charging box, a first nozzle is arranged on the outer surface of the water pipe, a nitrate removal charging box is arranged, the clean room upper end is connected with the connecting pipe, and the inside arrangement of connecting pipe has the check valve, connecting pipe end connection has the second aspiration pump, and the second aspiration pump lower extreme settles and have the disinfection room, the disinfection room upper end is fixed with second pressure measurement end, and the inside arrangement of disinfection room has ultraviolet lamp, the end of giving vent to anger has been seted up on the disinfection room right side, and gives vent to anger the end upper surface and settle and have protective housing, protective housing is inside to be settled there is the motor, and motor end connection has the threaded rod, threaded rod outer wall connection has the sealing board, and the right-hand arrangement of sealing board has.

Preferably, the pressure plate and the first pressure measuring terminal form a sliding structure through the sliding block, and the pressure plate and the first pressure measuring terminal are distributed in parallel.

Preferably, the desulfurizing charging box forms a communicated structure with the purifying chamber through a water pipe, and first nozzles are uniformly distributed on the surface of the water pipe.

Preferably, the outer surface of the water collecting net is attached to the inner surface of the purification chamber, and the water collecting net is in a net opening shape.

Preferably, the vertical central line of the ultraviolet lamp coincides with the vertical central line of the disinfection chamber, and the ultraviolet lamp is fixedly connected with the disinfection chamber.

Preferably, the threaded rod is in threaded connection with the sealing plate, and the threaded rod forms a rotating structure with the air outlet end through the motor.

Preferably, the size of the outer opening of the sealing plate is matched with the size of the inner opening of the air outlet end, and the sealing plate and the air outlet end are vertically distributed.

Preferably, the activated carbon plate is movably connected with the air outlet end, and the activated carbon plate is in a honeycomb briquette shape.

Compared with the prior art, the beneficial effects of the utility model are that: the reaction device for the early warning of the fermented waste gas for the novel wastewater treatment is provided with a first pressure measuring end, the upper end of the gas storage tank body is provided with the first pressure measuring end, the pressure plate and the first pressure measuring end form a sliding structure, so that the fermented waste gas entering through a left gas inlet of the gas storage tank body reaches a certain gas pressure in the gas storage tank body, the pressure plate slides upwards from the first pressure measuring end through the sliding block, the upper surface of the pressure plate is provided with a detection module, an induction end is arranged above the detection module, the rising pressure plate conveniently drives the detection module to contact the induction end above the detection module to perform induction and alarm treatment through an alarm lamp, so that the gas in the gas storage tank body is reminded of reaching a preset treatment amount by a worker, and the worker opens a first air pump to perform air exhaust;

the reaction device for the novel fermentation waste gas early warning for waste water treatment is provided with a purification chamber, the upper end of a first air pump is connected with a pipeline, the tail end of the pipeline is connected with the purification chamber, waste gas quantitatively stored in a gas storage tank is conveniently pumped into the purification chamber by the first air pump to be purified, a sulfur removal feed box is arranged on the upper surface of the purification chamber, a communicated structure is formed between the sulfur removal feed box and the purification chamber through a water pipe, a sulfur removal agent is favorably added into the sulfur removal feed box, sulfur removal liquid is sprayed into the purification chamber through first nozzles uniformly distributed on the surface of the water pipe, waste gas in the purification chamber is subjected to desulfurization treatment, and the right side of the sulfur removal feed box is provided with a nitrate removal box, so that the nitrate removal treatment can be effectively performed on the waste gas through second nozzles, and the purification of toxic substances in the waste gas;

the reaction device for the novel fermented waste gas early warning for waste water treatment is provided with the check valve, the water collecting net is arranged above the first nozzle and is in a net opening shape, water vapor isolation of waste gas after desulfurization and denitrification is facilitated, the waste gas extracted by the second air pump is guaranteed to be dry, and therefore subsequent disinfection and filtration treatment is facilitated;

the reaction device for the novel fermentation waste gas early warning for waste water treatment is provided with a disinfection chamber, an ultraviolet lamp is arranged in the disinfection chamber, the vertical central line of the ultraviolet lamp coincides with the vertical central line of the disinfection chamber, an ultraviolet bispectrum lamp tube irradiates molecular bonds of waste gas, large pi bonds in benzene rings in the molecular bonds are broken, ozone oxidation pollutants are generated simultaneously, and therefore ultraviolet disinfection treatment is carried out on the waste gas, the discharged gas is guaranteed to be non-toxic and harmless, because a second pressure measuring end is fixed at the upper end of the disinfection chamber, after the air pressure in the disinfection chamber reaches a certain amount of triggering induction ends, a motor is controlled to rotate, and further exhaust treatment is achieved, so that the reaction device can carry out waste gas treatment regularly and quantitatively;

this novel reaction unit of fermentation waste gas early warning for waste water treatment is provided with the threaded rod, the threaded rod passes through the motor and constitutes rotating-structure between the end of giving vent to anger, the threaded rod of being convenient for rotates through the motor, and the threaded rod with seal between the board for threaded connection, be favorable to the pivoted threaded rod to drive and seal the board and rise, thereby make the end of giving vent to anger produce the opening and carry out exhaust treatment, because seal the board outer mouthful size and give vent to anger the end in mouthful size identical, can effectively improve and seal the board and give vent to anger the leakproofness between the end, guarantee that the closed board that seals can.

Drawings

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

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

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a gas storage tank body; 2. a first pressure measuring tip; 3. a slider; 4. a pressure plate; 5. a detection module; 6. an induction end; 7. an alarm lamp; 8. a first air pump; 9. a pipeline; 10. a clean room; 11. a desulfurizing charging box; 12. a water pipe; 13. a first nozzle; 14. a denitration feeding box; 15. a second nozzle; 16. a water collection net; 17. a connecting pipe; 18. a one-way valve; 19. a second air pump; 20. a sterilization chamber; 21. a second pressure measuring terminal; 22. an ultraviolet lamp; 23. an air outlet end; 24. a protective housing; 25. a motor; 26. a threaded rod; 27. a sealing plate; 28. an activated carbon plate.

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 a technical solution: a reaction device for fermentation waste gas early warning for waste water treatment comprises a gas storage tank body 1 and a second nozzle 15, wherein a first pressure measuring end 2 is arranged at the upper end of the gas storage tank body 1, a sliding block 3 is arranged on the inner wall of the first pressure measuring end 2, the outer wall of the sliding block 3 is connected with a pressure plate 4, a detection module 5 is arranged on the upper surface of the pressure plate 4, a sensing end 6 is arranged above the detection module 5, an alarm lamp 7 is arranged on the upper surface of the gas storage tank body 1, the pressure plate 4 and the first pressure measuring end 2 form a sliding structure through the sliding block 3, the pressure plate 4 and the first pressure measuring end 2 are distributed in parallel, the first pressure measuring end 2 is arranged at the upper end of the gas storage tank body 1, the pressure plate 4 and the first pressure measuring end 2 form a sliding structure through the sliding block 3, so that fermentation waste gas entering through a left air inlet of the gas storage tank body 1 can reach a certain air pressure in the, the upper surface of the pressure plate 4 is provided with a detection module 5, and an induction end 6 is arranged above the detection module 5, so that the rising pressure plate 4 can drive the detection module 5 to contact with the induction end 6 above the detection module for induction and alarm processing through an alarm lamp 7, and a worker can be reminded that the gas in the gas storage tank body 1 reaches a preset treatment amount, and the worker can open the first air pump 8 for air extraction processing;

the outer wall of the lower end of the gas storage tank body 1 is provided with a first air pump 8, the upper end of the first air pump 8 is connected with a pipeline 9, the tail end of the pipeline 9 is connected with a purifying chamber 10, the upper surface of the purifying chamber 10 is provided with a sulfur removal feed box 11, the lower end of the sulfur removal feed box 11 is connected with a water pipe 12, the outer surface of the water pipe 12 is provided with a first nozzle 13, the right side of the sulfur removal feed box 11 is provided with a nitrate removal feed box 14, a second nozzle 15 is arranged below the first nozzle 13, the sulfur removal feed box 11 forms a communicated structure with the purifying chamber 10 through the water pipe 12, the surface of the water pipe 12 is uniformly distributed with the first nozzle 13, the upper end of the first air pump 8 is connected with the pipeline 9, the tail end of the pipeline 9 is connected with the purifying chamber 10, the first air pump 8 is convenient for pumping the quantitatively stored waste gas in the gas storage tank body 1 into the purifying chamber 10 through, the desulfurization feeding box 11 and the purification chamber 10 form a communicated structure through the water pipe 12, so that the desulfurization agent is added into the desulfurization feeding box 11, and the desulfurization liquid is sprayed into the purification chamber 10 through the first nozzles 13 uniformly distributed on the surface of the water pipe 12, so that the waste gas in the purification chamber 10 is desulfurized, and because the denitration feeding box 14 is arranged on the right of the desulfurization feeding box 11, the denitration treatment can be effectively carried out on the waste gas through the second nozzle 15, and the purification of toxic substances in the waste gas is ensured;

a water collecting net 16 is arranged above the first nozzle 13, a connecting pipe 17 is connected with the upper end of the purifying chamber 10, a one-way valve 18 is arranged in the connecting pipe 17, a second air pump 19 is connected with the tail end of the connecting pipe 17, the outer surface of the water collecting net 16 of the sterilizing chamber 20 is arranged at the lower end of the second air pump 19 and is attached to the inner surface of the purifying chamber 10, the water collecting net 16 is in a net mouth shape, the water collecting net 16 is arranged above the first nozzle 13 and is in a net mouth shape, so that the water and vapor isolation of the waste gas after desulfurization and denitrification is facilitated, the waste gas extracted by the second air pump 19 is ensured to be dry, the subsequent disinfection and filtration treatment is facilitated, the connecting pipe 17 is connected with the upper end of the purifying chamber 10, the one-way valve 18 is arranged in the connecting pipe 17, the waste gas is conveniently extracted by the second air pump 19 into the right disinfecting chamber 20 through the connecting pipe 17 for disinfection treatment, and the one-way valve 18 can, thereby ensuring the air pressure in the sterilizing chamber 20, leading the waste gas to be treated and discharged quantitatively at regular intervals, greatly improving the treatment efficiency of the waste gas and saving the cost;

the upper end of the disinfection chamber 20 is fixed with a second pressure measuring end 21, an ultraviolet lamp 22 is arranged in the disinfection chamber 20, the right side of the disinfection chamber 20 is provided with an air outlet end 23, the vertical central line of the ultraviolet lamp 22 coincides with the vertical central line of the disinfection chamber 20, the ultraviolet lamp 22 is fixedly connected with the disinfection chamber 20, because the ultraviolet lamp 22 is arranged in the disinfection chamber 20, the vertical central line of the ultraviolet lamp 22 coincides with the vertical central line of the disinfection chamber 20, an ultraviolet bispectrum lamp tube irradiates molecular bonds of waste gas, large pi bonds in benzene rings in the molecular bonds are broken, ozone oxidation pollutants are generated at the same time, the waste gas is subjected to ultraviolet disinfection treatment, the discharged gas is ensured to be nontoxic and harmless, because the second pressure measuring end 21 is fixed at the upper end of the disinfection chamber 20, after the air pressure in the disinfection chamber 20 reaches a certain amount to trigger the induction end 6, the motor 25, further achieving the exhaust treatment, so that the reaction device can regularly and quantitatively carry out the waste gas treatment;

the upper surface of the air outlet end 23 is provided with a protective shell 24, the interior of the protective shell 24 is provided with a motor 25, the tail end of the motor 25 is connected with a threaded rod 26, the outer wall of the threaded rod 26 is connected with a sealing plate 27, the threaded rod 26 is in threaded connection with the sealing plate 27, the threaded rod 26 forms a rotating structure with the air outlet end 23 through the motor 25, the size of the outer opening of the sealing plate 27 is matched with the size of the inner opening of the air outlet end 23, the sealing plate 27 and the air outlet end 23 are vertically distributed, the threaded rod 26 forms a rotating structure with the air outlet end 23 through the motor 25, the threaded rod 26 is convenient to rotate through the motor 25, the threaded rod 26 is in threaded connection with the sealing plate 27, the rotating threaded rod 26 is favorable for driving the sealing plate 27 to ascend, the air outlet end 23 is opened for exhaust treatment, and the size of the outer, the sealing performance between the sealing plate 27 and the air outlet end 23 can be effectively improved, and the phenomenon of air leakage of the closed sealing plate 27 is avoided;

sealing plate 27 right-hand arrangement has activated carbon plate 28, be swing joint between activated carbon plate 28 and the end 23 of giving vent to anger, and activated carbon plate 28 is the honeycomb briquette form, because sealing plate 27 right-hand arrangement has activated carbon plate 28, and activated carbon plate 28 is the honeycomb briquette form, can effectively carry out further filtration to the combustion gas and handle, guarantee that the combustion gas does not have pungent smell and bacterium, and be swing joint between activated carbon plate 28 and the end 23 of giving vent to anger, be convenient for take it out from the end 23 of giving vent to anger through the handle of activated carbon plate 28 upper end, thereby change the washing to it, with the filter effect of assurance activated carbon plate 28.

The working principle is as follows: when the reaction device for fermented waste gas early warning for waste water treatment is used, a first pressure measuring end 2 is arranged at the upper end of a gas storage tank body 1, a pressure plate 4 and the first pressure measuring end 2 form a sliding structure through a sliding block 3, so that fermented waste gas entering through a left air inlet of the gas storage tank body 1 reaches a certain air pressure in the gas storage tank body 1, the pressure plate 4 slides upwards from the first pressure measuring end 2 through the sliding block 3, a detection module 5 is arranged on the upper surface of the pressure plate 4, an induction end 6 is arranged above the detection module 5, the pressure plate 4 which can rise conveniently drives the detection module 5 to contact the induction end 6 above the detection module 5 to perform induction and alarm processing through an alarm lamp 7, so that a worker is reminded that the gas in the gas storage tank body 1 reaches a preset processing amount, the worker opens a first air suction pump 8 to perform air suction processing, and then the first air suction pump 8 sucks the quantitatively stored waste gas in the gas storage tank body 1 into a purification chamber 10 through Purifying treatment is carried out, a sulfur removal feeding box 11 is arranged on the upper surface of a purifying chamber 10, a communicated structure is formed between the sulfur removal feeding box 11 and the purifying chamber 10 through a water pipe 12, sulfur removal liquid is sprayed into the purifying chamber 10 through a first nozzle 13 uniformly distributed on the surface of the water pipe 12, waste gas in the purifying chamber 10 is desulfurized, because a denitration feeding box 14 is arranged on the right side of the sulfur removal feeding box 11, denitration treatment can be effectively carried out on the waste gas through a second nozzle 15, toxic substances in the waste gas are purified, a second air suction pump 19 communicated with an external power supply is opened, the waste gas is pumped into a sterilizing chamber 20 on the right side by the second air suction pump 19 through a connecting pipe 17 for sterilizing treatment, a water collecting net 16 is arranged above the first nozzle 13, the water collecting net 16 is in a net mouth shape, and water vapor isolation is carried out on the desulfurized and denitrated waste gas, the exhaust gas pumped by the second air pump 19 is ensured to be dry, thereby facilitating the subsequent disinfection and filtration treatment, the one-way valve 18 is arranged in the connecting pipe 17, the one-way valve 18 can effectively ensure that the gas entering the disinfection chamber 20 can not enter the purification chamber 10, thereby ensuring the air pressure in the disinfection chamber 20, so that the exhaust gas can be treated and discharged regularly and quantitatively, the treatment efficiency of the exhaust gas is greatly improved, the cost is saved, when the gas enters the disinfection chamber 20, the ultraviolet lamp 22 communicated with an external power supply is opened, the ultraviolet dual-spectrum lamp tube irradiates molecular bonds of the exhaust gas, large pi bonds in benzene rings in the molecular bonds are broken, ozone oxidation pollutants are generated at the same time, thereby carrying out ultraviolet disinfection treatment on the exhaust gas, the discharged gas is ensured to be nontoxic and harmless, because the second end 21 is fixed at the upper end of the disinfection chamber 20, when the air pressure in the disinfection chamber 20 reaches a certain amount to trigger the induction, the motor 25 drives the threaded rod 26 to rotate through rotation, the threaded rod 26 is in threaded connection with the sealing plate 27, the rotating threaded rod 26 is favorable for driving the sealing plate 27 to ascend, so that the air outlet end 23 is opened for exhaust treatment, the sealing plate 27 has an outer opening matched with the inner opening of the air outlet end 23 in size, the sealing property between the sealing plate 27 and the air outlet end 23 can be effectively improved, the closed sealing plate 27 is ensured not to generate air leakage, finally, the activated carbon plate 28 is arranged on the right side of the sealing plate 27, the exhausted air can be effectively further filtered, the exhausted air is ensured not to have pungent smell and bacteria, the activated carbon plate 28 is movably connected with the air outlet end 23, the activated carbon plate 28 can be conveniently drawn out from the air outlet end 23 through a handle at the upper end of the activated carbon plate 28, the air outlet end can be replaced and cleaned, and the filtering effect of the activated carbon plate 28 can be ensured, the detection module 5 is of a model of TAD-T169A, the first air suction pump 8 is of a model of 950W-30L, and the ultraviolet lamp 22 is of a model of WTF-SJD.

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 (8)

1. The utility model provides a reaction unit of waste water treatment with fermentation waste gas early warning, is including depositing gas tank body (1) and second nozzle (15), its characterized in that: a first pressure measuring end (2) is arranged at the upper end of the gas storage tank body (1), a sliding block (3) is arranged on the inner wall of the first pressure measuring end (2), the outer wall of the sliding block (3) is connected with a pressure plate (4), a detection module (5) is arranged on the upper surface of the pressure plate (4), a sensing end (6) is arranged above the detection module (5), an alarm lamp (7) is arranged on the upper surface of the gas storage tank body (1), a first air pump (8) is arranged on the outer wall of the lower end of the gas storage tank body (1), a pipeline (9) is connected to the upper end of the first air pump (8), a purifying chamber (10) is connected to the tail end of the pipeline (9), a sulfur removal charging box (11) is arranged on the upper surface of the purifying chamber (10), a water pipe (12) is connected to the lower end of the sulfur removal charging box (11), a first nozzle (13) is arranged on the outer surface of the water pipe, the second nozzle (15) is arranged below the first nozzle (13), a water collecting net (16) is arranged above the first nozzle (13), the upper end of the purifying chamber (10) is connected with a connecting pipe (17), a one-way valve (18) is arranged inside the connecting pipe (17), the tail end of the connecting pipe (17) is connected with a second air pump (19), the lower end of the second air pump (19) is provided with a sterilizing chamber (20), the upper end of the sterilizing chamber (20) is fixed with a second pressure measuring end head (21), an ultraviolet lamp (22) is arranged inside the sterilizing chamber (20), the right side of the sterilizing chamber (20) is provided with an air outlet end head (23), the upper surface of the air outlet end head (23) is provided with a protective shell (24), the inside of the protective shell (24) is provided with a motor (25), the tail end of the motor (25) is connected with a threaded rod (26), the outer wall of the threaded, and an activated carbon plate (28) is arranged on the right side of the sealing plate (27).

2. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the pressure plate (4) forms a sliding structure with the first pressure measuring end (2) through the sliding block (3), and the pressure plate (4) and the first pressure measuring end (2) are distributed in parallel.

3. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the desulfurizing and charging box (11) is communicated with the purifying chamber (10) through a water pipe (12), and first nozzles (13) are uniformly distributed on the surface of the water pipe (12).

4. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the outer surface of the water collecting net (16) is attached to the inner surface of the purifying chamber (10), and the water collecting net (16) is in a net mouth shape.

5. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the vertical central line of the ultraviolet lamp (22) is coincident with the vertical central line of the disinfection chamber (20), and the ultraviolet lamp (22) is fixedly connected with the disinfection chamber (20).

6. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the threaded rod (26) is in threaded connection with the sealing plate (27), and the threaded rod (26) forms a rotating structure with the air outlet end (23) through the motor (25).

7. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the size of the outer opening of the sealing plate (27) is matched with the size of the inner opening of the air outlet end (23), and the sealing plate (27) and the air outlet end (23) are vertically distributed.

8. The reaction device for fermented waste gas early warning for wastewater treatment according to claim 1, characterized in that: the activated carbon plate (28) is movably connected with the air outlet end (23), and the activated carbon plate (28) is in a honeycomb briquette shape.

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