CN216909813U - Deodorization system for household garbage treatment - Google Patents
Deodorization system for household garbage treatment Download PDFInfo
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- CN216909813U CN216909813U CN202123363817.XU CN202123363817U CN216909813U CN 216909813 U CN216909813 U CN 216909813U CN 202123363817 U CN202123363817 U CN 202123363817U CN 216909813 U CN216909813 U CN 216909813U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The application provides a deodorization system for domestic waste treatment relates to domestic waste treatment technical field, wherein, include the deodorization tower, active carbon adsorption box and the discharge line who connects gradually through the pipeline, the gas of pending at first carries out the first order deodorization operation through the deodorization tower, then carries out the second grade deodorization operation through the active carbon adsorption box, and waste gas accomplishes the deodorization operation after, discharges into the atmosphere through discharge pipeline route fan again. The utility model has the characteristics of simple structure, low energy consumption, high purification efficiency and wide application range, and has the advantages of thorough purification of malodorous gas, strong load fluctuation resistance and strong load fluctuation resistance. The device can simultaneously treat various mixed organic waste gases, has high purification rate, compact equipment structure, small occupied area, simple and convenient maintenance and management, low operation cost, simple and safe operation and better social value.
Description
Technical Field
The utility model belongs to the technical field of household garbage treatment, and particularly relates to a deodorization system for household garbage treatment.
Background
The deodorizing tower exists as a treatment device for environmental waste gas treatment, and is classified into a circulating water deodorizing tower, an alkali liquid deodorizing tower, and an acid liquid deodorizing tower (also known as an acid washing tower) according to the working principle. The tower body is divided into a glass fiber reinforced plastic deodorizing tower, a pp deodorizing tower and a stainless steel deodorizing tower according to the material of the tower body. And selecting reasonable spraying materials and spraying processes according to different properties of the waste gas.
When the dust-containing waste gas or the oil-containing waste gas passes through the deodorization tower body, liquid media are sprayed from proper positions (determined according to the design) in the tower body, and some liquid media are alkali liquor and some sulfuric acid solutions. If the waste gas contains acidity, alkali liquor is selected to spray to neutralize the acidity, and if the waste gas contains alkalinity, sulfuric acid solution is selected to absorb the alkalinity. The specific choice of the acid-base solution depends on the nature of the waste gas and the conditions of the enterprise. The waste gas containing oil and dust without acid and alkali can be treated by spraying circulating water solution. Just contact with deodorization tower spun spray medium when waste gas gets into from the tower body bottom, contact back waste gas or greasy dirt are wrapped up by the drop of water, and the drop of water of parcel pollutant collides surface area increase and gravity increase once more. The water droplet of parcel pollutant then falls into the deodorization tower bottom under the circumstances of gravity increase, and tower body bottom is sunk to heavier pollutant, and lighter pollutant then floats on circulating water surface.
However, in the process of implementing the technical solution in the embodiment of the present application, the inventors of the present application find that the above-mentioned technology has at least the following technical problems:
when using, current deodorization system is because structural design is unscientific for the deodorization effect is not ideal enough, consequently has the space of improvement, and simultaneously, current deodorization tower does not have the better sewage to the production and carries out the circulation treatment operation, influences the deodorization and influences the operation environment.
Disclosure of Invention
In order to overcome current deodorization system design unscientific, simultaneously do not have the not enough of the operation of carrying out the circulation treatment to the sewage that produces, the embodiment of this application provides a deodorization system for domestic waste treatment, this deodorization system passes through the optimization improvement of structure, set up two-stage spraying system and two-stage filler, set up whirl board and defogging device simultaneously, and still set up filtration circulation water tank, carry out better optimization and improvement to system architecture, deodorant effect has been improved, can satisfy actual deodorant demand.
The technical scheme adopted by the embodiment of the application for solving the technical problem is as follows:
the utility model provides a domestic waste handles uses deodorization system, includes the deodorization tower, active carbon adsorption box and the discharge line that connect gradually through the pipeline, and the gas of pending at first carries out first order deodorization operation through the deodorization tower, then carries out second order deodorization operation through the active carbon adsorption box, and waste gas accomplishes the deodorization operation after, discharges into the atmosphere through discharge line route fan again.
The deodorization tower is sequentially provided with a water collecting and draining port, an air inlet, a first packing layer, a rotational flow plate, a first spraying system, a second packing layer, a second spraying system, a defogging device and an air outlet from the bottom end to the top end; the water collecting and draining port is connected with a water inlet of the filtering and circulating water tank through a pipeline, and the first spraying system and the second spraying system are connected with a water outlet of the filtering and circulating water tank through a pipeline; the water collecting and draining port is used for collecting sewage generated in the deodorization operation process of the deodorization tower; the waste gas to be treated enters the deodorizing tower through the air inlet under the action of the high-speed fan; the arrangement of the first packing layer and the second packing layer can better increase the contact area of liquid and gas; spraying by arranging a first spraying system and a second spraying system, so that the waste gas is fully contacted with liquid to adsorb acidic or alkaline dirt contained in the waste gas; the demisting device is used for separating liquid drops carried by the waste gas of the deodorization tower; the waste water generated in the deodorization process is treated by the filtering and circulating water tank, so that the waste water can be recycled.
Wherein, the activated carbon adsorption box body is connected with the air outlet of the deodorization tower through a circulating pipeline, and waste gas is adsorbed and treated through the activated carbon adsorption box body.
Wherein, the discharge pipeline passes through the circulation pipeline and is connected with the mouth of the activated carbon adsorption box body.
Preferably, the water collecting and discharging port is in a horn shape with a large upper part and a small lower part, the horn mouth at the top of the water collecting and discharging port is externally connected with the inner wall of the deodorization tower, the bottom of the water collecting and discharging port is connected with the filtering and circulating water tank through a pipeline, and the water collecting and discharging port is in a horn shape, so that sewage generated in the process can be conveniently recycled.
Preferably, the air inlet of the deodorization tower is provided with a filter screen, and partial pollutants with large particle diameters are filtered through the filter screen, so that the pollutants are prevented from entering a subsequent device and affecting the operation efficiency.
Preferably, the packing layer is a pall ring packing layer, the pall ring packing is a novel packing, the pall ring packing is improved aiming at some main defects of the raschig ring, eight layers of rectangular small windows are arranged on the wall of the common raschig ring, the blades of the small windows are overlapped in the center of the ring, and the positions of the upper layer window and the lower layer window are overlapped. The packing material is mainly distinguished from Raschig ring packing in that the side wall is provided with a rectangular window hole, the window leaf of the window hole is bent into the ring core, the distribution performance of gas and liquid is greatly improved due to the hole on the ring wall, and especially the inner surface area of the ring can be fully utilized.
Preferably, the swirl plate comprises an outer cylinder and an inner cylinder, the inner cylinder is arranged at the center of the outer cylinder, a plurality of swirl plates with adjustable angles are arranged between the inner cylinder and the outer cylinder, two ends of each swirl plate are respectively hinged with the inner cylinder and the outer cylinder, and the outer cylinder is provided with a locking device for positioning the swirl plates; the rotational flow board is like the windmill blade, and the air current passes through the rotatory and centrifugal motion of blade, and liquid evenly distributed is to individual blade, forms rotatory and centrifugal effect with rotatory ascending air current, spouts into tiny water droplet, throws to the tower wall. The gas to be treated enters from the bottom and exits from the upper part of the deodorization tower under the action of the fan. Liquid enters from the upper part of the tower and exits from the lower part of the tower. The gas flow and the liquid move relatively in the tower, so that the absorption and fusion effects are greatly improved, and acid and alkali substances in the organic waste gas are purified. This whirl board sound construction is reliable, and rotatory effect is high-efficient, is equipped with acid-proof anticorrosive coating on whirl board surface, can prolong whirl board's life, guarantees to last work and saves the cost, simple structure, and the practicality is strong, and the security is high, and is effectual, does benefit to the popularization.
Preferably, spraying system is responsible for including spraying, sprays and is responsible for parallel ground setting, sprays and is responsible for both sides and has set up a plurality of connectors side by side in proper order, and the connector connection has a spray branch pipe, is provided with a plurality of nozzles on the spray branch pipe, and this spraying system sprays the effect better, and exhaust-gas treatment efficiency is higher.
Preferably, the defogging device is a baffle type defogger, and comprises a fixed support, a plurality of bent plates with the same structure are arranged on the fixed support in parallel at equal intervals, and the interval between the bent plates is 30-40 mm. When the gas containing the mist flows through the demister at a certain speed, due to the inertia impact effect of the gas, the mist collides with the bent plate pieces and the collected liquid drops are large enough that the gravity generated by the liquid drops exceeds the resultant force of the rising force of the gas and the surface tension of the liquid, and the liquid drops are separated from the surface of the baffle plate. The bending structure increases the chance of mist being caught, thereby greatly improving the demisting efficiency. After the gas passes through the corrugated plate demister, the gas basically does not contain mist, so that gas-liquid separation is realized, and the gas purified by the demister is discharged after reaching the demisting requirement.
Preferably, the filtration circulating water tank comprises a first filtration tank, a second filtration tank and a third filtration tank which are sequentially connected, the second filtration tank is connected with a water outlet at the top of the first filtration tank through a pipeline, the second filtration tank is also provided with a dosing pipe, and the second filtration tank is connected with a dosing device through the dosing pipe; the third filtering tank is connected with a water outlet at the top of the second filtering tank through a pipeline, the top of the third filtering tank is connected with a tap water pipeline through a pipeline, the top of the third filtering tank is also connected with a circulating water pump through a pipeline, and the third filtering tank is connected with the first spraying system and the second spraying system through the circulating water pump. The sewage that produces filters through first filtering ponds at first, then filter through the second filtering ponds again and add the medicine sedimentation treatment, then filter the sedimentation treatment once more through the third filtering ponds, later spray in returning to spray system through circulating water pump, through charge device, the impurity composition in the better processing sewage, make quality of water after the circulation better, great improvement the absorption deodorization operation in the deodorization tower, the while has also reduced the rate of reprocessing of equipment, improve equipment's life, reduce exhaust-gas treatment's cost.
Preferably, the dosing device is also provided with a dosing control system which comprises a signal filtering device, a central controller and a dosing pump control device which are connected in series sequentially through a lead; the device also comprises a turbidity detector and a flow detector which are respectively and electrically connected with the signal filtering device and are respectively arranged at the water outlet of the second filtering tank. Through turbidity detector, the turbidity and the flow of car processing back sewage are examined respectively to the flow detector, after collecting relevant information through signal filter, feed back to central controller and handle the data, then through control medicine pump controlling means that adds, reach the effect of control dosing dosage, sewage treatment's precision has been improved, the circulating water quality has also further been improved, the absorption deodorization operating efficiency in the deodorization tower has been improved, the rate of reprocessing of equipment has been reduced, improve equipment's life, waste gas treatment's cost is reduced.
Preferably, the activated carbon adsorption box body is provided with an air inlet, a filtering component and an air outlet from the left end to the right end in sequence; the filtering component comprises an activated carbon placing drawer horizontally arranged in multiple layers, and a plurality of air holes are formed in a plate of the activated carbon placing drawer. The waste gas is powered by a fan, and enters an activated carbon adsorption box body under positive pressure or negative pressure, unbalanced and unsaturated molecular attraction or chemical health force exists on the solid surface of the activated carbon, so that when the solid surface is contacted with the gas, gas molecules can be attracted, concentrated and kept on the solid surface, pollutants are adsorbed, the waste gas is adsorbed by a filter, purified gas is discharged at high altitude up to the standard, and the saturated activated carbon can be recovered and regenerated, so that the cost is reduced.
Through setting up the activated carbon adsorption box, can reach: (1) the adsorption efficiency is high: can simultaneously treat various mixed organic waste gases, and has high purification rate. (2) The floor area is small, and the maintenance is easy: the device has compact structure, small occupied area, simple and convenient maintenance and management and low operation cost. (3) The applicability is strong: totally-enclosed type, can be used indoors and outdoors, and has wide application range. (4) Safety and environmental protection: the automatic control running design is adopted, and the operation is simple, easy and safe.
The application range of the deodorization system is as follows: (1) various harmful gases such as acid mist (H)2S04) Hydrogen Chloride (HCL) and Hydrogen Fluoride (HF), chromic acid mist (CrO3), cyanohydric acid (HCN), hydrogen sulfide (H)2S), ammonia (NH)3) Treating water-soluble gases and odorous gases such as alkali vapor; (2) a deodorizing device for a sewage treatment plant; (3) waste gas treatment of the seeping water storage tank of the refuse landfill; (4) the treatment of exhaust gas from incinerators and industrial furnaces. (5) The method comprises the exhaust treatment of semiconductor photovoltaic industry, printed circuit board industry, electroplating, pretreatment, chemical industry, silicon material cleaning, printing industry, pharmacy and the like.
The embodiment of the application has the advantages that: the utility model has the characteristics of simple structure, low energy consumption, high purification efficiency and wide application range, has the advantages of thorough purification of malodorous gas, strong load fluctuation resistance and strong load fluctuation resistance, leads the waste gas into the deodorization tower through the air pipe, leads the waste gas and liquid to fully contact and absorb a gas phase and a liquid phase for neutralization reaction through the packing layer, leads the waste gas to be purified, then is dehydrated and demisted through the demisting plate, is purified through the activated carbon adsorption box body, and finally is discharged into the atmosphere through the fan. The absorption liquid is circularly treated at the bottom of the tower and finally flows back to the bottom of the tower for recycling, so that the influence of sewage generated in the process on the environment is avoided.
Drawings
FIG. 1 is a schematic view of the deodorizing system according to the present invention;
FIG. 2 is a schematic view showing the internal structure of a deodorizing tower according to the present invention;
FIG. 3 is a schematic view of the construction of the swirl plate of the present invention;
FIG. 4 is a schematic view of the spray system of the present invention;
FIG. 5 is a longitudinal sectional view of a baffle mist eliminator according to the present invention;
FIG. 6 is a schematic view showing the construction of a filtration cycle tank according to the present invention;
FIG. 7 is a schematic view of the dosing control system of the present invention;
FIG. 8 is a schematic structural view of an activated carbon adsorption tank according to the present invention.
Detailed Description
The embodiment of this application is through providing a deodorization system for domestic waste treatment, it is unscientific to solve deodorization system design among the prior art, do not carry out the not enough of circulation operation to the sewage that produces simultaneously, this deodorization system passes through the optimization improvement of structure, set up two-stage spraying system and two-stage filler, set up whirl board and defogging device simultaneously, and still set up filtration circulation water tank, carry out better optimization and improvement to the system architecture, deodorant effect has been improved, can satisfy actual deodorant demand.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
example 1:
the utility model provides a domestic waste handles uses deodorization system, includes the deodorization tower 10, active carbon adsorption box 20 and the discharge line 30 that connect gradually through the pipeline, and the gas of pending at first carries out first order deodorization operation through deodorization tower 10, then carries out second level deodorization operation through active carbon adsorption box 20, and waste gas accomplishes the deodorization operation after, is discharged into the atmosphere by the fan through discharge line 30 again.
Wherein, the deodorization tower 10 is provided with a water collecting and draining port 11, an air inlet 12, a first packing layer 13, a rotational flow plate 14, a first spraying system 15, a second packing layer 16, a second spraying system 17, a demisting device 18 and an air outlet in sequence from the bottom end to the top end; the water collecting and draining port 11 is connected with a water inlet of a filtering and circulating water tank 40 through a pipeline, and the first spraying system 15 and the second spraying system 17 are connected with a water outlet of the filtering and circulating water tank 40 through a pipeline; the water collecting and draining port 11 is used for collecting sewage generated in the deodorization operation process of the deodorization tower 10; the waste gas to be treated enters the deodorizing tower 10 through the air inlet under the action of the high-speed fan; the arrangement of the first packing layer 13 and the second packing layer 16 can better increase the contact area of liquid and gas; the first spraying system 15 and the second spraying system 17 are arranged for spraying, so that the waste gas is fully contacted with liquid to adsorb acidic or alkaline dirt contained in the waste gas; the demisting device 18 is used for separating liquid drops carried by the waste gas of the deodorization tower 10; the wastewater generated in the deodorization process is treated by the filtering circulation water tank 40 so that it can be recycled.
Wherein, the activated carbon adsorption box 20 is connected with the air outlet of the deodorization tower 10 through a circulating pipeline, and the waste gas is further adsorbed and treated through the activated carbon adsorption box 20.
Wherein, the discharge pipeline 30 is connected with the air outlet of the activated carbon adsorption box body through a circulating pipeline.
Example 2:
on the basis of embodiment 1, in this embodiment, in order to facilitate the recovery treatment of the sewage generated in the process, in this embodiment, the water collecting and draining port 11 is in a shape of a horn with a large top and a small bottom, the top of the water collecting and draining port 11 is externally connected to the inner wall of the deodorizing tower 10, and the bottom of the water collecting and draining port 11 is connected to the filtering circulation water tank 40 through a pipeline.
Example 3:
on the basis of the embodiment 1-2, in this embodiment, in order to avoid the contaminants with large particle diameters from entering the subsequent devices and affecting the operation efficiency, in this embodiment, the air inlet of the deodorization tower 10 is provided with a filter screen, and part of the contaminants is filtered through the filter screen.
Example 4:
in this embodiment, on the basis of embodiments 1 to 3, in order to improve the gas and liquid absorption performance, the packing layer is a pall ring packing layer.
Example 5:
on embodiment 1's basis, this embodiment is in order to improve the effect of absorption and fusion to this acid-base material who purifies in the organic waste gas, in this embodiment, whirl plate 14 includes outer barrel 141 and interior barrel 142, and interior barrel 142 sets up the center department at outer barrel 141, is provided with a plurality of angularly adjustable whirl pieces 143 between interior barrel 142 and the outer barrel 141, and the both ends of whirl piece 143 are articulated with inner barrel 142 and outer barrel 141 respectively, are provided with the locking device 144 that is used for fixing a position the whirl piece on the outer barrel 141.
Example 6:
on embodiment 1's basis, this embodiment sprays the effect in order to improve spraying system, improves exhaust-gas treatment efficiency, and in this embodiment, spraying system sprays the parallel ground setting of being responsible for 151 including spraying, sprays and is responsible for 151 both sides and has set up a plurality of connectors side by side in proper order, and the connector connection has spray branch 152, is provided with a plurality of nozzles on the spray branch 152.
Example 7:
on the basis of embodiment 1, in this embodiment, in order to realize gas-liquid separation and discharge purified gas after reaching a defogging requirement, in this embodiment, the defogging device 18 is a baffle defogger, and includes a fixed bracket 181, a plurality of bent plates 182 with the same structure are arranged on the fixed bracket 181 in parallel at equal intervals, and the interval between the bent plates 182 is 30-40 mm.
Example 8:
on the basis of embodiment 1, in this embodiment, in order to treat impurity components in sewage, improve the quality of water after circulation, improve the adsorption deodorization operation in the deodorization tower 10, reduce the repair rate of equipment, improve the service life of equipment, and reduce the cost of waste gas treatment, in this embodiment, the filtration circulation water tank 40 includes a first filtration tank 401, a second filtration tank 402, and a third filtration tank 403 that are connected in sequence, the second filtration tank 402 is connected to a water outlet at the top of the first filtration tank 401 through a pipeline, the second filtration tank 402 is further provided with a dosing pipe 404, and the second filtration tank 402 is connected to a dosing device 405 through the dosing pipe 404; the third filtering tank 403 is connected with a water outlet at the top of the second filtering tank 402 through a pipeline, the top of the third filtering tank 403 is connected with a tap water pipeline 406 through a pipeline, the top of the third filtering tank 403 is also connected with a circulating water pump 407 through a pipeline, and the first spraying system 15 and the second spraying system 17 are connected through the circulating water pump 407.
Example 9:
on the basis of embodiment 8, in order to improve the precision of sewage treatment, further improve the circulating water quality, improve the efficiency of adsorption deodorization operation in the deodorization tower 10, reduce the repair rate of equipment, prolong the service life of the equipment, and reduce the cost of waste gas treatment, in this embodiment, the dosing device 405 is further provided with a dosing control system 50, which comprises a signal filtering device 51, a central controller 52, and a dosing pump control device 53 connected in series through a wire; the device further comprises a turbidity detector 54 and a flow detector 55 which are respectively electrically connected with the signal filtering device 51 and are respectively arranged at the water outlet of the second filtering tank 402.
Example 10:
on the basis of embodiment 1, in this embodiment, in order to be able to simultaneously treat multiple mixed organic waste gases and improve the purification rate, in this embodiment, the activated carbon adsorption tank 20 is provided with an air inlet 201, a filter assembly 202 and an air outlet 203 in sequence from the left end to the right end; the filter assembly 202 comprises a plurality of layers of horizontally arranged activated carbon placing drawers, and a plurality of vent holes are formed in the activated carbon placing drawer plates.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.
Claims (10)
1. A deodorizing system for treating household garbage, comprising:
the deodorization tower is sequentially provided with a water collecting and draining port, an air inlet, a first packing layer, a rotational flow plate, a first spraying system, a second packing layer, a second spraying system, a demisting device and an air outlet from the bottom end to the top end; the water collecting and draining port is connected with a water inlet of the filtering and circulating water tank through a pipeline, and the first spraying system and the second spraying system are connected with a water outlet of the filtering and circulating water tank through a pipeline;
the activated carbon adsorption box body is connected with an air outlet of the deodorization tower through a circulating pipeline;
and the discharge pipeline is connected with an air outlet of the activated carbon adsorption box body through a circulating pipeline.
2. The tower of claim 1, wherein the water collection and discharge opening is formed in a shape of a trumpet with a large top and a small bottom, the trumpet at the top of the water collection and discharge opening is externally connected with the inner wall of the tower, and the bottom of the water collection and discharge opening is connected with the filtering and circulating water tank through a pipeline.
3. The deodorization tower as claimed in claim 2, wherein the air inlet of the deodorization tower is provided with a filter screen.
4. The deodorization tower of claim 3, wherein the packing layer is a pall ring packing layer.
5. The deodorization tower of claim 1, wherein the swirl plate comprises:
an outer cylinder;
the inner cylinder body is arranged at the center of the outer cylinder body, a plurality of angle-adjustable vortex sheets are arranged between the inner cylinder body and the outer cylinder body, and two ends of each vortex sheet are respectively hinged with the inner cylinder body and the outer cylinder body;
the outer cylinder body is provided with a locking device for positioning the spinning disk.
6. The deodorization tower of claim 1, wherein the spray system comprises:
the spraying main pipe is provided with a plurality of connectors in parallel to the ground, the two sides of the spraying main pipe are provided with a plurality of spraying branch pipes in sequence, and the spraying branch pipes are provided with a plurality of nozzles.
7. The tower of claim 1, wherein the demister is a baffle demister comprising:
the fixing support is provided with a plurality of bent plates with the same structure in parallel at equal intervals, and the interval between the bent plates is 30-40 mm.
8. The deodorization tower as claimed in claim 1, wherein the filtering circulation tank comprises:
a first filtration tank;
the second filtering tank is connected with the water outlet at the top of the first filtering tank through a pipeline, and is also provided with a dosing pipe;
and the third filtering tank is connected with a water outlet at the top of the second filtering tank through a pipeline, the top of the third filtering tank is connected with a tap water pipeline through a pipeline, the top of the third filtering tank is also connected with a circulating water pump through a pipeline, and the third filtering tank is connected with the first spraying system and the second spraying system through the circulating water pump.
9. The deodorization tower as recited in claim 8, wherein said dosing device is further provided with a dosing control system comprising:
the device comprises a signal filtering device, a central controller and a dosing pump control device which are connected in series through a lead;
the device also comprises a turbidity detector and a flow detector which are respectively and electrically connected with the signal filtering device and are respectively arranged at the water outlet of the second filtering tank.
10. The deodorization tower as claimed in claim 1, wherein the activated carbon adsorption tank body is provided with an air inlet, a filter assembly and an air outlet in order from a left end to a right end;
the filtering component comprises an activated carbon placing drawer horizontally arranged in multiple layers, and a plurality of air holes are formed in a plate of the activated carbon placing drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123363817.XU CN216909813U (en) | 2021-12-29 | 2021-12-29 | Deodorization system for household garbage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123363817.XU CN216909813U (en) | 2021-12-29 | 2021-12-29 | Deodorization system for household garbage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216909813U true CN216909813U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123363817.XU Active CN216909813U (en) | 2021-12-29 | 2021-12-29 | Deodorization system for household garbage treatment |
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| Country | Link |
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| CN (1) | CN216909813U (en) |
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2021
- 2021-12-29 CN CN202123363817.XU patent/CN216909813U/en active Active
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