CN220601731U

CN220601731U - Plasma generator and low-temperature plasma deodorizing air purifying device

Info

Publication number: CN220601731U
Application number: CN202321135130.7U
Authority: CN
Inventors: 李贤聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-19
Filing date: 2023-05-11
Publication date: 2024-03-15
Anticipated expiration: 2033-05-11

Abstract

The utility model further discloses a plasma generator, and a low-temperature plasma deodorizing air purifying device, wherein the low-temperature plasma deodorizing air purifying device comprises a purifying main body with an input port and an exhaust port, the plasma generator arranged in the purifying main body and a fan arranged in the purifying main body, the plasma generator comprises a plasma driving module and a plasma power grid assembly electrically connected with the plasma driving module, the plasma power grid assembly comprises a first electrode body, an insulating barrier body and a second electrode body, the first electrode body, the insulating barrier body and the second electrode body are sequentially arranged, the insulating barrier body is used for blocking gas to pass through the plasma power grid assembly, and the plasma driving module is electrically connected with the first electrode body and the second electrode body respectively. According to the utility model, the plasma generator is adopted to evolve air, an active carbon filter screen is not required to be used in the purifying main body, replacement and maintenance of devices in the purifying main body are not required, and the design of a tortuous multi-section air duct in the purifying main body is omitted, so that the purifying main body is miniaturized.

Description

Plasma generator and low-temperature plasma deodorizing air purifying device

Technical Field

The utility model belongs to the technical field of air purification equipment, and particularly relates to a plasma generator and a low-temperature plasma deodorizing air purification device.

Background

The air purifier is also called as an air cleaner, an air freshener and a purifier, and can adsorb, decompose or convert various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, decoration pollution such as formaldehyde, bacteria, allergen and the like), and the product for effectively improving the air cleanliness is mainly divided into household, commercial, industrial and building. There are a number of different technologies and mediums in an air purifier that enable it to provide clean and safe air to a user. Common air purification techniques are: adsorption technology, plasma technology, catalysis technology, photocatalyst technology, super-structure photo-mineralization technology, HEPA high-efficiency filtration technology, electrostatic dust collection technology and the like; the material technology mainly comprises the following steps: photocatalyst, active carbon, synthetic fiber, HEPA high-efficiency material, anion generator, etc., the existing air purifier adopts the compound type, namely has adopted multiple purification technology and material medium at the same time.

The inside of the civil air purifier mostly adopts an activated carbon filter screen which is easy to saturate and lose efficacy, so that the activated carbon filter screen which is easy to saturate and lose efficacy in the air purifier needs to be replaced frequently, the cost is high, the volume is large, the domestic air purifier is not suitable for a purifying space with a small position, such as an intelligent toilet cover with deodorizing requirement, and certain limitation exists.

For this situation, an air purifier product has been designed on the market, corresponding to the utility model patent with the document number of CN210454408U and the name of an air purifier, the interior of the air purifier adopts a plasma generator to replace the traditional activated carbon filter screen which is easy to saturate and fail, but because the interior of the air purifier adopts a tortuous multi-section air duct design, the volume of the air purifier is still larger, the internal structure is complex, the cost of the whole product is high, and certain limitations exist. The plasma generator inside the air purifier adopts a plasma tube mode, and the electrode net needs to be curled and assembled during the plasma tube processing, so that the plasma tube has high cost, is unfavorable for reducing the production cost of the air purifier, has certain limitation, and needs to be further improved.

Disclosure of Invention

The utility model aims to at least overcome one of the defects in the prior art, and provides a plasma generator and a low-temperature plasma deodorizing air purifying device, wherein the plasma generator evolves air, an active carbon filter screen is not required to be used in a purifying main body, replacement and maintenance of devices in the purifying main body are not required, and the purifying main body is not provided with a tortuous multi-section air duct design, so that the purifying main body is miniaturized.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model provides a novel low temperature plasma deodorization air purification device, including having the purification main part of input port and discharge port, set up plasma generator and the fan of setting in the purification main part, plasma generator includes plasma drive module and the plasma electric wire netting subassembly of being connected with the plasma drive module electricity, the plasma electric wire netting subassembly is including the first electrode body that sets gradually, be used for blocking the insulating separation body and the second electrode body that gaseous passing plasma electric wire netting subassembly, plasma drive module is connected with first electrode body and second electrode body electricity respectively.

Further, the whole plasma power grid assembly is in a flake shape.

Further, the output end of the fan is opposite to the first electrode body of the plasma power grid assembly.

Further, be equipped with the buffer board that is located between plasma electric wire netting subassembly and the discharge port in the purification main part, plasma electric wire netting subassembly sets up with the buffer board relatively so that gas and the contact of plasma electric wire netting subassembly transfer to the buffer board, plasma electric wire netting subassembly and buffer board mutually perpendicular, and fan and plasma electric wire netting subassembly are located the left and right sides at buffer board rear portion.

Further, the insulating barrier body, the first electrode body and the second electrode body are in a flake shape, and the insulating barrier body is an alumina ceramic plate, a glass plate or a quartz plate; the first electrode body is a conductive grid plate which is made of stainless steel or copper or iron or aluminum; the second electrode body is a conductive plate, and the conductive plate is made of copper, iron or aluminum.

Further, an ozone decomposing net is arranged on the discharge port; the input port is provided with a primary filter screen, and the primary filter screen is arranged on the outer side of the input port.

Further, the input end of the fan is connected with the input port, and the output end of the fan is opposite to the plasma power grid component.

Further, the plasma driving module is located outside the plasma power grid assembly.

The plasma generator comprises a plasma driving module and a plasma power grid assembly electrically connected with the plasma driving module, wherein the plasma power grid assembly comprises a first electrode body, an insulating barrier body and a second electrode body, wherein the first electrode body, the insulating barrier body and the second electrode body are sequentially arranged, the insulating barrier body is used for blocking gas from passing through the plasma power grid assembly, and the plasma driving module is respectively electrically connected with the first electrode body and the second electrode body.

Further, the whole plasma power grid component is in a flake shape; the insulating barrier body, the first electrode body and the second electrode body are in a flake shape, and the insulating barrier body is an alumina ceramic sheet, a glass sheet or a quartz sheet; the first electrode body is a conductive grid plate which is made of stainless steel or copper or iron or aluminum; the second electrode body is a conductive plate, and the conductive plate is made of copper, iron or aluminum.

The beneficial effects of the utility model are as follows:

1. the low-temperature plasma deodorizing air purifying device has the advantages of small volume, high deodorizing efficiency, capability of sterilizing and deodorizing air, no secondary damage of ozone and long service life.

2. According to the utility model, the plasma generator is adopted to evolve air, an active carbon filter screen which is easy to saturate and lose efficacy is not needed to be used in the purifying main body, and the design of a tortuous multi-section air duct is canceled in the purifying main body, so that the purifying main body is miniaturized.

3. The plasma generator adopts a lamellar plasma power grid component, has the advantage of small volume, can be applied to a narrow space, and is beneficial to miniaturization of a purifying main body.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

Reference numerals illustrate:

1-a purification body; 11-input ports; 12-a discharge port; 2-a fan; 31-a plasma driving module; 32-a first electrode body; 33-insulating barriers; 34-a second electrode body; 4-a buffer plate; 5-ozonolysis net; 6, primary filter screen.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, the words "disposed," "connected," and the like are to be construed broadly and, for example, may be directly connected or indirectly connected through an intermediate medium; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.

Referring to fig. 1, the novel low temperature plasma deodorizing air purifying device, which can be applied to air purifying products such as intelligent toilet deodorizers, automobile air purifiers, refrigerator deodorizers, shoe cabinet deodorizers, etc., comprises a purifying body 1 having an input port 11 and an output port 12, a plasma generator disposed in the purifying body 1 and a blower fan 2 disposed in the purifying body 1, the plasma generator comprises a plasma driving module 31 and a plasma power grid assembly electrically connected with the plasma driving module 31, the plasma driving module 31 supplies electric energy to the plasma power grid assembly to make the plasma power grid assembly discharge ionized air (mainly oxygen) and generate plasma, in this embodiment, a control board is not integrated in the purifying body 1, the plasma driving module 31 and the blower fan 2 of the low temperature plasma deodorizing air purifying device are controlled by the control board in the air purifying product, for example, when the air purification product is a smart toilet deodorizer, a control board is arranged in the smart toilet, the control board is electrically connected with a plasma driving module 31 and a fan 2 of the low-temperature plasma deodorization air purification device through a circuit, a plasma power grid assembly comprises a first electrode body 32, an insulating barrier body 33 and a second electrode body 34 which are sequentially arranged and used for blocking gas from passing through the plasma power grid assembly, when the fan 2 operates, air enters the purification main body 1 from an input port 11 and contacts with the plasma power grid assembly, the air is finally output to the outside of the purification main body 1 from an exhaust port 12, plasma generated when the plasma power grid assembly is electrified and operated carries out deodorization and sterilization on the input air, the plasma can react with most of multi-group molecular gas, the deodorization range is wide, and the air can be rapidly decomposed, the efficiency is higher than the active carbon filter screen, and the temperature is higher when the plasma power grid component is electrified and operated, and the temperature of the plasma power grid component can be reduced by contacting air with the plasma power grid component. The plasma generator does not adopt the form of plasma tube, adopt the structural style that first electrode body 32, insulating barrier body 33 and second electrode body 34 set gradually, be favorable to simplifying the structure of plasma electric wire netting subassembly, the plasma electric wire netting subassembly need not to adopt the electrode net of curling, this kind of structural style's plasma generator has the advantage with low costs, plasma drive module 31 is connected with first electrode body 32 and second electrode body 34 electricity respectively, adopt plasma generator to purify the air, purify the inside active carbon filter screen that need not to use easy saturation inefficacy of main part 1, need not to change the maintenance to the inside device of main part 1, the inside curvy multistage wind channel design of canceling of main part 1, be favorable to purifying the miniaturization of main part 1.

In a further scheme of the utility model, the whole plasma power grid component is in a flake shape, and the flake-shaped plasma power grid component has small volume, can be applied to a narrow space, and is beneficial to miniaturization of the purification main body 1.

In a further aspect of the utility model, the input of the blower 2 is connected to the input 11 and the output of the blower 2 is opposite the plasma grid assembly, in particular in this embodiment the output of the blower 2 is opposite the first electrode body 32 of the plasma grid assembly, and the air output from the output of the blower 2 can be pushed directly towards the plasma grid assembly.

In a further aspect of the present utility model, a buffer plate 4 is disposed in the purification body 1 between the plasma power grid assembly and the discharge port 12, the buffer plate 4 is opposite to the middle of the discharge port 12, the buffer plate 4 is shorter than the discharge port 12, the buffer plate 4 is disposed to facilitate air to be uniformly output from the discharge port 12, the plasma power grid assembly is opposite to the buffer plate 4 to enable air to be transferred to the buffer plate 4 after contacting with the plasma power grid assembly, in this embodiment, the plasma power grid assembly is perpendicular to the buffer plate 4, the blower 2 and the plasma power grid assembly are disposed on left and right sides of the rear of the buffer plate 4, so that air sequentially flows through the blower 2, the plasma power grid assembly, the buffer plate 4 and the discharge port 12, and unidirectional air flow can prevent air from being repeatedly ionized and generating excessive ozone due to the residence of the air at the position of the plasma power grid assembly.

In a further scheme of the utility model, the insulating barrier body 33, the first electrode body 32 and the second electrode body 34 are in a flake shape, the insulating barrier body 33, the first electrode body 32 and the second electrode body 34 form a flake-shaped plasma power grid assembly with small volume, and the insulating barrier body 33 is an alumina ceramic plate or a glass plate or a quartz plate; the first electrode body 32 is a conductive mesh plate made of stainless steel or copper or iron or aluminum; the second electrode body 34 is a conductive plate made of copper, iron or aluminum.

In a further scheme of the utility model, the ozone decomposing net 5 is arranged on the discharge port 12, the ozone is not required to be decomposed by adopting a traditional PTC heater, the ozone decomposing net 5 can promote the decomposition of the ozone and eliminate secondary pollution, the ozone decomposing net 5 comprises an outer frame and a honeycomb screen arranged in the outer frame, the ozone decomposing net 5 belongs to a conventional accessory in the air purifying field, the ozone decomposing net 5 can rapidly catalyze and decompose the ozone into nontoxic oxygen under the normal temperature condition, no energy is consumed, and the decomposing mechanism is that Representative of the catalytic components in the ozonolysis net 5, as will be understood by those skilled in the art; be equipped with primary filter screen 6 on the input port 11, primary filter screen 6 is used for filtering the dust, and primary filter screen 6 sets up in the outside of input port 11, need not to open inside purifying body 1 can clean and maintain primary filter screen 6, and specifically, primary filter screen 6 accessible bonding's form sets up in the outside of input port 11.

In a further aspect of the utility model, the plasma drive module 31 is located outside the plasma grid assembly.

The plasma generator can be applied to intelligent closestool deodorizers, automobile air purifiers, refrigerator deodorizers, shoe cabinet deodorizers or other household small-sized air purifiers, and comprises a plasma driving module 31 and a plasma power grid component electrically connected with the plasma driving module 31, wherein the plasma power grid component comprises a first electrode body 32, an insulating barrier body 33 and a second electrode body 34 which are sequentially arranged and used for blocking gas from passing through the plasma power grid component, the plasma driving module 31 is respectively electrically connected with the first electrode body 32 and the second electrode body 34, the plasma generator does not adopt a plasma tube mode, and adopts a structural mode that the first electrode body 32, the insulating barrier body 33 and the second electrode body 34 are sequentially arranged, so that the structure of the plasma power grid component is facilitated to be simplified, and the plasma power grid component does not need to adopt a curled electrode grid.

In a further scheme of the utility model, the whole plasma power grid component is in a flake shape, and the flake-shaped plasma power grid component has small volume, can be applied to a narrow space, is applied to an air purifier, and is beneficial to miniaturization of the purifying main body 1. The insulating barrier body 33, the first electrode body 32 and the second electrode body 34 are in a flake shape, the insulating barrier body 33, the first electrode body 32 and the second electrode body 34 form a flake-shaped plasma power grid assembly with small volume, and the insulating barrier body 33 is an alumina ceramic sheet, a glass sheet or a quartz sheet; the first electrode body 32 is a conductive mesh plate made of stainless steel or copper or iron or aluminum; the second electrode body 34 is a conductive plate made of copper, iron or aluminum.

The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel low temperature plasma deodorization air purification device, a serial communication port, including have input port (11) and discharge port (12) purification main part (1), set up plasma generator and fan (2) of setting in purification main part (1), plasma generator includes plasma drive module (31) and the plasma electric wire netting subassembly of being connected with plasma drive module (31) electricity, plasma electric wire netting subassembly is including the first electrode body (32) that set gradually, be used for blocking the insulating separation body (33) and the second electrode body (34) of gaseous passing plasma electric wire netting subassembly, plasma drive module (31) are connected with first electrode body (32) and second electrode body (34) electricity respectively.

2. The novel low-temperature plasma deodorizing air purifying device according to claim 1, wherein the whole plasma power grid assembly is in a sheet shape.

3. The novel low-temperature plasma deodorizing air purification device according to claim 1, characterized in that the output end of the fan (2) is opposite to the first electrode body (32) of the plasma power grid assembly.

4. The novel low-temperature plasma deodorizing air purifying device according to claim 1, wherein a buffer plate (4) positioned between a plasma power grid component and a discharge port (12) is arranged in the purifying main body (1), the plasma power grid component and the buffer plate (4) are oppositely arranged so that gas is transferred to the buffer plate (4) after contacting with the plasma power grid component, the plasma power grid component and the buffer plate (4) are mutually perpendicular, and the fan (2) and the plasma power grid component are positioned on the left side and the right side of the rear part of the buffer plate (4).

5. The novel low-temperature plasma deodorizing air purifying device according to claim 1, characterized in that the insulating barrier body (33), the first electrode body (32) and the second electrode body (34) are in the shape of a sheet, and the insulating barrier body (33) is an alumina ceramic sheet or a glass sheet or a quartz sheet; the first electrode body (32) is a conductive grid plate which is made of stainless steel or copper or iron or aluminum; the second electrode body (34) is a conductive plate made of copper, iron or aluminum.

6. The novel low-temperature plasma deodorizing air purifying device according to claim 1, characterized in that the discharging port (12) is provided with an ozone decomposing net (5); the inlet (11) is provided with a primary filter screen (6), and the primary filter screen (6) is arranged on the outer side of the inlet (11).

7. The novel low-temperature plasma deodorizing air purifying device according to claim 1, wherein the input end of the fan (2) is connected with the input port (11), and the output end of the fan (2) is opposite to the plasma power grid assembly.

8. The novel cryogenic plasma deodorizing air purification device according to claim 1, characterized in that the plasma driving module (31) is located outside the plasma power grid assembly.

9. The plasma generator is characterized by comprising a plasma driving module (31) and a plasma power grid assembly electrically connected with the plasma driving module (31), wherein the plasma power grid assembly comprises a first electrode body (32), an insulating barrier body (33) and a second electrode body (34) which are sequentially arranged and used for blocking gas from passing through the plasma power grid assembly, and the plasma driving module (31) is electrically connected with the first electrode body (32) and the second electrode body (34) respectively.

10. The plasma generator of claim 9, wherein the plasma grid assembly is entirely laminar; the insulating barrier body (33), the first electrode body (32) and the second electrode body (34) are in a flake shape, and the insulating barrier body (33) is an alumina ceramic sheet or a glass sheet or a quartz sheet; the first electrode body (32) is a conductive grid plate which is made of stainless steel or copper or iron or aluminum; the second electrode body (34) is a conductive plate made of copper, iron or aluminum.