阅读说明：本技术 一种低温等离子除臭设备 (Low-temperature plasma deodorization equipment ) 是由 马威 胡峻 吴小国 刘美玲 吴勇 于 2020-04-30 设计创作，主要内容包括：本发明提供了一种低温等离子除臭设备,涉及除臭技术领域,包括通过管道连通的吸气罩、等离子发生器、风机,等离子发生器包括壳体、位于其一端的进气口、以及另一端的排气口,进气口、排气口处均设置过滤层；进气口至排气口之间至少设置一个与电源负极连接的套筒,套筒内通孔走向与气体流向一致,且其内部设有与电源正极连接的放电杆；套筒内壁上设有滑动环,滑动环通过往复移动机构在套筒内滑动；滑动环上靠近排气口的端部设有倾斜指向放电杆末端的第一喷气孔、以及倾斜指向套筒内壁末端的第二喷气孔,第一喷气孔、第二喷气孔与外部压力气源管路连通。该除臭设备能够在除臭处理的同时进行自身的清洁,防止处理残留物堆积,无需停机人工清理。(The invention provides low-temperature plasma deodorization equipment, which relates to the technical field of deodorization and comprises an air suction cover, a plasma generator and a fan, wherein the air suction cover, the plasma generator and the fan are communicated through a pipeline; at least one sleeve connected with the negative electrode of the power supply is arranged between the air inlet and the air outlet, the direction of a through hole in the sleeve is consistent with the direction of air flow, and a discharge rod connected with the positive electrode of the power supply is arranged in the sleeve; the inner wall of the sleeve is provided with a sliding ring, and the sliding ring slides in the sleeve through a reciprocating mechanism; the end part of the sliding ring close to the exhaust port is provided with a first air injection hole which is inclined to the tail end of the discharge rod and a second air injection hole which is inclined to the tail end of the inner wall of the sleeve, and the first air injection hole, the second air injection hole are communicated with an external pressure air source pipeline. This deodorization equipment can carry out the cleanness of self when deodorization is handled, prevents to handle the residue and piles up, need not the manual work clearance of shutting down.)

1. The utility model provides a low temperature plasma deodorization equipment, includes cover (1), plasma generator (2), fan (3) of breathing in that loops through the pipeline intercommunication, its characterized in that: the plasma generator (2) comprises a shell (21), an air inlet (201) positioned at one end of the shell and an air outlet (202) positioned at the other end of the shell, wherein filter layers (22) are arranged at the air inlet (201) and the air outlet (202);

at least one sleeve (23) connected with the negative electrode of the power supply is arranged between the air inlet (201) and the air outlet (202), the direction of a through hole in the sleeve (23) is consistent with the flow direction of air, and a discharge rod (24) connected with the positive electrode of the power supply is arranged in the sleeve;

a sliding ring (25) is arranged on the inner wall of the sleeve (23), and the sliding ring (25) slides in the sleeve (23) through a reciprocating mechanism; the end part of the sliding ring (25) close to the exhaust port (202) is provided with a first air injection hole (26) which points to the tail end of the discharge rod (24) in an inclined mode and a second air injection hole (27) which points to the tail end of the inner wall of the sleeve (23) in an inclined mode, and the first air injection hole (26) and the second air injection hole (27) are communicated with an external pressure air source pipeline.

2. The low-temperature plasma deodorization device according to claim 1, wherein the end of the slip ring (25) near the gas inlet (201) is provided with a third gas injection hole (28) obliquely directed to the head end of the discharge rod (24), and the third gas injection hole (28) is communicated with an external pressure gas source pipeline.

3. A cryogenic plasma deodorisation apparatus according to claim 1, characterised in that the slip ring (25) is provided with resilient brushes (29) at the points where it contacts the inner wall of the sleeve (23).

4. A low temperature plasma deodorising apparatus according to claim 3, characterised in that the slip ring (25) is provided with a groove (30) on its periphery for retaining the resilient brush (29).

5. The low-temperature plasma deodorization device according to claim 2, wherein the sliding ring (25) is formed by matching a first sliding body (251) and a second sliding body (252), a flow channel (253) communicated with inlets of the first air injection hole (26), the second air injection hole (27) and the third air injection hole (28) is arranged on a contact surface of the first sliding body (251) and the second sliding body (252), and the flow channel (253) is communicated with an external pressure air source pipeline.

6. The low-temperature plasma deodorization device according to claim 5, wherein the reciprocating mechanism comprises a telescopic rod (254) moving along the direction from the air inlet (201) to the air outlet (202), and a bracket (255), the bracket (255) is connected with the telescopic end of the telescopic rod (254), a push rod (256) is further arranged on the bracket (255) along the direction from the air inlet (201) to the air outlet (202), and the end of the push rod (256) is connected with the sliding ring (25).

7. The apparatus according to claim 6, wherein the push rod (256) is hollow inside, and has one end communicating with the flow passage (253) and the other end communicating with an external pressure gas source line through a pipe joint.

8. A low temperature plasma deodorization apparatus as claimed in claim 2, wherein an end of the discharge rod (24) near the gas inlet (201) is provided with a spike portion (241) in a radial direction thereof.

9. A low temperature plasma deodorizing apparatus according to any one of claims 1 to 3, wherein an air equalizing plate (203) is provided inside said casing (21) between said air outlet (202) and said filter layer (22).

Technical Field

The invention relates to the technical field of deodorization, in particular to low-temperature plasma deodorization equipment.

Background

Along with the development of economic society, the pollution to the environment is intensified, the odor waste gas discharged into the air is increased day by day, and the air pollution to the public environment caused by various toxic gases and particle inhalants contained in various odor waste gases is also increased day by day.

In the odor treatment in the environmental protection industry, the plasma method is an advanced air treatment technology, and has the advantages of low energy consumption, low operation cost and less maintenance workload. The working principle is as follows: the plasma generator is an emitting electrode made of high-tech materials and can generate high-concentration alpha particles, and the alpha particles collide with oxygen molecules in the air to form positive and negative ion groups. The positive oxygen ions have strong oxidizability, can oxidize and decompose pollution factors such as methyl mercaptan, ammonia, hydrogen sulfide and the like in a very short time, finally generate stable substances such as carbon dioxide, water and the like which are nontoxic, harmless and free of secondary pollution, and meanwhile, the negative oxygen ions can destroy the living environment of bacteria in the odor and reduce the concentration of indoor bacteria, and the charged ions can adsorb suspended particles which are dozens of times of the weight of the charged ions and settle down by self weight, so that suspended colloids, smoke and the like in the odor are removed, and the aim of deodorization is fulfilled.

However, the electrode plate of the plasma method can adsorb dust in gas, so that the dust loading of the plate is too much and the plate needs to be cleaned by manpower, so that the work maintenance amount of daily operation is increased, the shutdown maintenance delays the processing process, moreover, a high-voltage electrode and the like exist in the plasma generator, and if the operation is not proper, a certain potential safety hazard is brought to an operator, and therefore the problem needs to be solved urgently.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a low temperature plasma deodorization device capable of performing self-cleaning simultaneously with deodorization processing, preventing accumulation of processing residues, and eliminating the need for manual cleaning during shutdown.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the invention provides low-temperature plasma deodorization equipment which comprises an air suction cover, a plasma generator and a fan which are communicated in sequence through a pipeline, wherein the plasma generator comprises a shell, an air inlet positioned at one end of the shell and an air outlet positioned at the other end of the shell, and filter layers are arranged at the air inlet and the air outlet;

at least one sleeve connected with the negative electrode of the power supply is arranged between the air inlet and the air outlet, the direction of a through hole in the sleeve is consistent with the direction of the air flow, and a discharge rod connected with the positive electrode of the power supply is arranged in the sleeve;

the inner wall of the sleeve is provided with a sliding ring, and the sliding ring slides in the sleeve through a reciprocating mechanism; the end part of the sliding ring close to the exhaust port is provided with a first air injection hole which is obliquely directed to the tail end of the discharge rod and a second air injection hole which is obliquely directed to the tail end of the inner wall of the sleeve, and the first air injection hole and the second air injection hole are communicated with an external pressure air source pipeline.

Furthermore, a third air injection hole which points to the head end of the discharge rod in an inclined manner is arranged at the end part, close to the air inlet, of the sliding ring, and the third air injection hole is communicated with an external pressure air source pipeline.

Furthermore, an elastic brush is arranged at the contact position of the sliding ring and the inner wall of the sleeve.

Furthermore, the periphery of the sliding ring is provided with a groove for limiting the elastic brush.

Furthermore, the slip ring is formed by matching a first slip body and a second slip body, a flow channel communicated with inlets of the first air injection hole, the second air injection hole and the third air injection hole is arranged on the contact surface of the first slip body and the second slip body, and the flow channel is communicated with an external pressure air source pipeline.

Further, reciprocating motion mechanism includes telescopic link, the support that removes along air inlet to gas vent direction, the support is connected with the flexible end of telescopic link, still is equipped with the push rod along air inlet to gas vent direction on the support, and the push rod tip is connected with the slip ring.

Furthermore, the push rod is hollow, one end of the push rod is communicated with the flow channel, and the other end of the push rod is communicated with an external pressure air source pipeline through a pipe joint.

Furthermore, one end of the discharge rod, which is close to the air inlet, is provided with a spike part along the radial direction.

Furthermore, an air equalizing plate is arranged between the air outlet and the filter layer in the shell.

Compared with the prior art, the invention has the beneficial effects that: this deodorization equipment can carry out the cleanness of self when deodorization is handled, prevents to handle the residue and piles up, need not the manual work clearance of shutting down.

1. When the sliding ring moves towards one side close to the air inlet in a return stroke, the reverse blowing device can also perform reverse blowing on deposits on the discharge rod, so that the cleaning is more thorough.

2. When the elastic brush moves along with the sliding ring, stubborn stains attached to the inner wall of the sleeve can be forcibly scraped, so that the cleaning is more thorough.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a front view of the plasma generator of FIG. 1 according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of the structure shown at B in FIG. 3 according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of the right-view structure of FIG. 3 according to an embodiment of the present invention;

FIG. 6 is a schematic left-side view of the structure of FIG. 3 according to an embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of the structure of FIG. 2 at C according to an embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of the structure of fig. 2 taken along line D-D according to an embodiment of the present invention.

In the figure: 1. an air intake cover; 2. a plasma generator; 201. an air inlet; 202. an exhaust port; 21. a housing; 22. a filter layer; 23. a sleeve; 24. a discharge rod; 241. a spike portion; 25. a slip ring; 251. a first slider; 252. a second sliding body; 253. a flow channel; 254. a telescopic rod; 255. a support; 256. a push rod; 26. a first gas ejection hole; 27. a second gas injection hole; 28. a third gas injection hole; 29. an elastic brush; 30. a groove; 3. a fan.

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 to 8, an embodiment of the present invention provides a low-temperature plasma deodorization device, including an air suction cover 1, a plasma generator 2, and a fan 3 sequentially communicated with each other through a duct, where the plasma generator 2 includes a housing 21, an air inlet 201 at one end thereof, and an air outlet 202 at the other end thereof, and both the air inlet 201 and the air outlet 202 are provided with a filter layer 22, which may be an activated carbon filter layer; the air inlet 201 is communicated with the air suction cover 1 placed at the odor place, and the air outlet 202 discharges the purified air by the fan 3.

At least one sleeve 23 connected with the negative electrode of the power supply is arranged between the air inlet 201 and the air outlet 202, a plurality of sleeves 23 can be arranged in an array mode, air flow is used for passing through the sleeves 23, the direction of through holes in the sleeves 23 is consistent with the direction of air flow, namely the direction of through holes in the sleeves 23 is arranged along the extending direction from the air inlet 201 to the air outlet 202, and a discharge rod 24 connected with the positive electrode of the power supply is arranged in each sleeve 23; a discharge rod 24 and a sleeve 23 form a purification treatment group, the end of the discharge rod 24 can be installed through a mounting rack and an insulator, the sleeve 23 can be in a cylindrical shape, and the corresponding discharge rod 24 is positioned at the center of the cylinder, so that a high-intensity electric field is formed between the discharge rod 24 and the sleeve 23 to realize discharge.

A sliding ring 25 is arranged on the inner wall of the sleeve 23, the discharge rod 24 can pass through the sliding ring 25, the sliding ring 25 slides in the sleeve 23 through a reciprocating mechanism, and the sliding direction of the sliding ring 25 is consistent with the axial direction of the cylindrical sleeve 23; the end part of the sliding ring 25 close to the exhaust port 202 is provided with a first air injection hole 26 obliquely pointing to the tail end of the discharge rod 24 and a second air injection hole 27 obliquely pointing to the tail end of the inner wall of the sleeve 23, and the first air injection hole 26 and the second air injection hole 27 are communicated with an external pressure air source pipeline.

Specifically, the odor enters from the exhaust port 202, passes through the filter layer 22 to remove large particles, and then enters the sleeve 23, under the action of a high-intensity electric field in the sleeve, substances in the odor are damaged and electrified, and are deposited at the middle and rear sections in the sleeve 23 after adsorbing suspended particles in the gas, at the moment, the sliding ring 25 moves under the action of the reciprocating mechanism, the first air injection holes 26 at the end part of the sliding ring can blow away deposits on the discharge rod 24, and the second air injection holes 27 blow away the deposits on the inner wall of the sleeve 23, so that understandably, the accumulation of treatment residues is prevented, manual cleaning is not required to be stopped, and the efficiency is improved.

Preferably, the end of the sliding ring 25 close to the air inlet 201 is provided with a third air injection hole 28 which is obliquely directed to the head end of the discharge rod 24, and the third air injection hole 28 is communicated with an external pressure air source pipeline. In this embodiment, when the sliding ring 25 moves back to the side close to the air inlet 201, the deposits on the discharging rod 24 can be blown back, so that the cleaning is more thorough.

Preferably, the sliding ring 25 is provided with an elastic brush 29 at the contact position with the inner wall of the sleeve 23. In this embodiment, when the elastic brush 29 moves along with the sliding ring 25, stubborn stains attached to the inner wall of the sleeve 23 can be forcibly scraped off, so that the cleaning is more thorough.

Preferably, the sliding ring 25 is provided at its periphery with a groove 30 for retaining the elastic brush 29. Is convenient for installation and replacement.

Preferably, the sliding ring 25 is formed by matching a first sliding body 251 and a second sliding body 252, and a flow channel 253 communicated with inlets of the first air injection hole 26, the second air injection hole 27 and the third air injection hole 28 is arranged on a contact surface of the first sliding body 251 and the second sliding body 252, and the flow channel 253 is communicated with an external pressure air source pipeline. The processing is convenient, and a sealing ring for preventing air leakage should be arranged on the contact surface of the first sliding body 251 and the second sliding body 252.

Preferably, the reciprocating mechanism comprises a telescopic rod 254 and a bracket 255 which move along the direction from the air inlet 201 to the air outlet 202, the bracket 255 is connected with the telescopic end of the telescopic rod 254, a push rod 256 is further arranged on the bracket 255 along the direction from the air inlet 201 to the air outlet 202, and the end of the push rod 256 is connected with the sliding ring 25. The telescopic rod 254 can be a hydraulic cylinder, an air cylinder, an electric push rod and the like, in order to ensure the stability of the movement of the bracket 255, a guide rail can be arranged at the bottom of the shell, the bracket 255 is erected on the guide rail (not shown in the figure), and the telescopic rod 254 is used for realizing the linear reciprocating movement of the bracket 255, the push rod 256 and the sliding ring 25.

Preferably, the push rod 256 is hollow, one end of the push rod 256 is communicated with the flow passage 253, that is, the push rod 256 is installed on the first sliding body 251 through a thread and extends into the flow passage 253, the other end of the push rod 256 is communicated with an external pressure air source pipeline through a pipe joint, and a plurality of push rods 256 can be connected to an output port of an external air pump through a multi-pipe branch joint in a converging manner.

Preferably, one end of the discharge rod 24 near the air inlet 201 is provided with a spike 241 along a radial direction thereof. The spike 241 points to the inner wall of the sleeve 23 but does not contact with the sleeve, which is more beneficial to discharge and forms a strong electric field.

Preferably, an air-equalizing plate 203 is disposed between the air outlet 202 and the filter layer 22 in the housing 21. In this embodiment, the air-equalizing plate 203 uniformly disperses the odor entering from the air intake cover 1 and sends the odor to the air intake port 201 of the plasma generator 2.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.