CN206542620U - A low temperature plasma generator - Google Patents

Abstract

The utility model discloses a low temperature plasma generator, which comprises a bracket, the fretwork department interval of support is equipped with the spacer of the mutual parallel arrangement of multi-disc, distance between per two spacers is 59mm, the both ends of every spacer all are equipped with four through-holes, it has the electrode pole to run through on the through-hole on a plurality of same straight lines, all be provided with the multi-disc electrode piece on the every electrode pole, every electrode piece all sets up between two spacers, all connect on an insulating mount at the both ends of four electrode poles with one side jointly, pass through the connecting rod at two insulating mounts of same one end and connect fixedly. The utility model discloses a plasma generator with quadrupole discharges in succession, plasma generator have four electrode rods, and four electrode rods discharge simultaneously, all are equipped with the multi-disc electrode slice on four electrode rods, and the electrode slice has the pointed end that discharges, and four electrode rods are supported by insulating mount and are connected, pass through the connecting rod with two insulating mounts of one side and connect, firm in connection, and purification efficiency is high.

Description

A low temperature plasma generator

technical field

The utility model relates to waste gas treatment equipment, in particular to a low-temperature plasma generator.

Background technique

At present, low-temperature plasma is the fourth state of matter after solid state, liquid state, and gas state. When the applied voltage reaches the ignition voltage of the gas, the gas is broken down and generates electrons, various ions, atoms, and free radicals. In the mixture, although the temperature of electrons is high during the discharge process, the temperature of heavy particles is very low, and the whole system presents a low-temperature state, so it is called low-temperature plasma.

Low-temperature plasma produces extremely high chemically active particles, such as electrons, ions, free radicals and excited molecules, etc. Pollutants in the exhaust gas react with these active groups with higher energy and are finally converted into carbon dioxide and water. and other substances, so as to achieve the purpose of purifying exhaust gas.

The low-temperature plasma generator in the existing low-temperature plasma generation equipment discharges through a single electrode, the electrode discharge efficiency is low, and the support of the low-temperature plasma generator is unstable and not firm.

Utility model content

The purpose of this utility model is to provide a low-temperature plasma generator aiming at the above-mentioned defects of the prior art.

In order to solve the above-mentioned defects of the prior art, the technical solution provided by the utility model is: a low-temperature plasma generator, including a bracket, the bracket is hollowed out, and a plurality of partitions arranged parallel to each other are arranged at intervals on the bracket. The distance between every two spacers is 59mm. Four through holes are arranged at both ends of each spacer, and electrode rods run through the through holes on a plurality of same straight lines. The electrode rods are provided with a plurality of electrode sheets, each of the electrode sheets is arranged between two spacers, and the two ends of the four electrode rods on the same side are jointly connected to an insulating holder , the two insulating fixing frames at the same end are connected and fixed by connecting rods.

As an improvement of the low-temperature plasma generator of the present invention, the insulating fixing frame includes a fixing plate for fixing four electrode rods on the same side and a connecting plate for fixing and connecting insulating sleeves, the fixing plate and the The two ends of the connecting plate are respectively connected by an insulating sleeve, and one end of the insulating sleeve connected to the connecting plate is provided with a U-shaped bracket.

As an improvement of the low-temperature plasma generator of the present invention, a U-shaped groove is provided on the fixed plate, and the ends of the four electrode rods pass through the U-shaped groove and are locked with screws.

As an improvement of the low-temperature plasma generator of the utility model, the insulating sleeve is a ceramic component.

As an improvement of the low-temperature plasma generator of the utility model, the middle parts of the upper and lower ends of the plurality of spacers are connected by a connecting rod.

As an improvement of the low-temperature plasma generator of the present invention, both sides of the electrode sheet are provided with sawtooth-shaped tips, and both ends of the electrode sheet are provided with a connecting hole, and the connecting hole is connected to two Correspondingly set on the electrode rod.

Compared with the prior art, the utility model has the advantages that: the utility model adopts a plasma generator with quadrupole continuous discharge, the plasma generator has four electrode rods, and the four electrode rods discharge at the same time, and the four electrode rods discharge Each is equipped with multiple electrode sheets, the electrode sheet has a discharge tip, the four electrode rods are supported and connected by an insulating fixing frame, and the two insulating fixing frames on the same side are connected by connecting rods, the connection is firm, and the purification efficiency is high.

Description of drawings

The utility model and its beneficial technical effects are described in further detail below with regard to the accompanying drawings and specific embodiments, wherein:

Fig. 1 is a schematic diagram of the three-dimensional structure of the utility model.

Fig. 2 is a side view of the plasma generator of the present invention.

Fig. 3 is a structural schematic diagram of the electrode sheet of the present invention.

Name of reference signs: 1, bracket 2, spacer 3, through hole 4, electrode rod 5, electrode piece 121, fixing plate 122, insulating sleeve 123, connecting plate 124, U-shaped bracket 125, U-shaped groove 12, insulation fixing Frame 13, connecting plate 14, connecting rod 15, zigzag tip 16, connecting hole.

detailed description

The utility model will be further described below according to the accompanying drawings and specific embodiments, but the implementation of the utility model is not limited thereto.

As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of low-temperature plasma generator comprises support 1, and support 1 is hollow-out shape, and support 1 is provided with a plurality of spacers 2 arranged in parallel at intervals, every two spacers The distance between the sheets 2 is 59 mm, and four through holes 3 are provided at both ends of each spacer 2, and electrode rods 4 run through the through holes 3 on the same straight line, and each electrode rod 4 is provided with There are a plurality of electrode sheets 5, each electrode sheet 5 is arranged between two spacers 2, and the two ends of the four electrode rods 4 on the same side are jointly connected on an insulating holder 12, and the two ends on the same end are connected together. Two insulating fixing frames 12 are connected and fixed by connecting rods 13.

Preferably, the insulating fixing frame 12 includes a fixing plate 121 for fixing the four electrode rods 4 on the same side and a connecting plate 123 for fixing and connecting the insulating sleeve 122, and the two ends of the fixing plate 121 and the connecting plate 123 pass through an insulating sleeve respectively. 122 connection, one end of the insulating sleeve 122 connected to the connecting plate 123 is provided with a U-shaped bracket 124 .

Preferably, the fixing plate 121 is provided with a U-shaped groove 125, and the ends of the four electrode rods 4 pass through the U-shaped groove 125 and are locked by screws.

Preferably, the insulating sleeve 122 is a ceramic component.

Preferably, the middle parts of the upper and lower ends of the plurality of spacers 2 are connected by a connecting rod 14 .

Preferably, a plurality of sawtooth-shaped tips 15 are arranged at intervals on both sides of the electrode sheet 5 , and a connecting hole 16 is provided at both ends of the electrode sheet 5 , and the connecting hole 16 is connected to two correspondingly arranged electrode rods 4 .

The utility model has the advantages that: the utility model adopts a plasma generator with quadrupole continuous discharge, the plasma generator has four electrode rods, and the four electrode rods discharge at the same time, and the four electrode rods are equipped with multiple electrode sheets , the electrode sheet has a discharge tip, the four electrode rods are supported and connected by an insulating fixing frame, and the two insulating fixing frames on the same side are connected by connecting rods, and the connection is firm. The double-layer double-cleaning cavity chassis can install four plasma Generator, high purification efficiency.

The principle of the utility model for removing pollutants by low-temperature plasma: electrons first obtain energy from the electric field. Energy is transferred to molecules or atoms through excitation or ionization, and the molecules or atoms that obtain energy are excited, and at the same time, some molecules are ionized to become active groups, and then these active groups and molecules or atoms, active groups and active groups Collisions between groups generate stable products and heat. In addition, high-energy electrons are also captured by substances with strong electron affinity such as halogens and oxygen to become negative ions. Such negative ions have strong chemical activity and play an important role in chemical reactions.

Under the action of an external electric field, dielectric discharge generates a large number of energetic electrons to bombard pollutant molecules, causing them to ionize, dissociate and excite, and then trigger a series of complex physical and chemical reactions, turning complex macromolecular pollutants into simple and small pollutants. Molecular safety substances, or make toxic and harmful substances into non-toxic, harmless or low-toxic and low-harm substances, so that pollutants can be degraded and removed.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and structure of the present invention , replacement and modification, the scope of the present utility model is defined by the appended claims and their equivalent scope.

Claims (6)

1. A low-temperature plasma generator, comprising a support, the support is spaced apart from a plurality of spacers arranged parallel to each other, and the distance between every two spacers is 59mm, and the two ends of each spacer are Each is provided with four through holes, a plurality of said through holes on the same straight line are penetrated with electrode rods, each of said electrode rods is provided with a plurality of electrode sheets, and each of said electrode sheets is arranged on two Between the spacers, the two ends of the four electrode rods on the same side are connected to an insulating fixing frame, and the two insulating fixing frames at the same end are connected and fixed by connecting rods. 2. The low-temperature plasma generator according to claim 1, characterized in that, the insulating fixture includes a fixing plate for fixing four electrode rods on the same side and a connecting plate for fixing and connecting insulating sleeves, the Both ends of the fixing plate and the connecting plate are respectively connected through an insulating sleeve, and one end of the insulating sleeve connected to the connecting plate is provided with a U-shaped bracket. 3. The low-temperature plasma generator according to claim 2, wherein a U-shaped groove is provided on the fixed plate, and the ends of the four electrode rods all pass through the U-shaped groove, and Locked with screws. 4. The low temperature plasma generator according to claim 3, characterized in that the insulating sleeve is a ceramic component. 5. The low-temperature plasma generator according to claim 3, characterized in that, the middle parts of the upper and lower ends of the plurality of spacers are connected by a connecting rod. 6. The low-temperature plasma generator according to claim 3, characterized in that, the edges of both sides of the electrode sheet are provided with zigzag tips, and both ends of the electrode sheet are provided with a connection hole, and the connection The holes are connected to two correspondingly arranged electrode rods.