CN210432004U

CN210432004U - Fixed bridge frame for fixing positive electrode of plasma generator and plasma generator

Info

Publication number: CN210432004U
Application number: CN201921191564.2U
Authority: CN
Inventors: 周兆瑞; 侯正奇; 崔建业
Original assignee: Tianhong Environmental Technology Co ltd
Current assignee: Tianhong Environmental Technology Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-28
Anticipated expiration: 2029-07-26

Abstract

A fixed bridge frame for fixing a positive electrode of a plasma generator and the plasma generator belong to the technical field of low-temperature plasmas. The method is characterized in that: the fixed crane span structure be the multistage formula along its length direction, including crane span structure left side section, crane span structure right side section and be located at least one section crane span structure middle section between crane span structure left side section, the crane span structure right side section, placed insulating location stick (12) in the bottom of crane span structure left side section, crane span structure middle section and crane span structure right side section, insulating location stick (12) run through crane span structure middle section and its both ends get into crane span structure left side section and crane span structure right side section respectively. Through the fixed bridge frame and the plasma generator of the positive electrode of the fixed plasma generator, the fixed bridge frame is designed into a multi-section type and is positioned through the insulating positioning rod, and the length of each section is shorter, so that the linear rate of each section is ensured, and the yield of the fixed bridge frame is greatly improved on the premise of ensuring the linear rate of the fixed bridge frame.

Description

Fixed bridge frame for fixing positive electrode of plasma generator and plasma generator

Technical Field

A fixed bridge frame for fixing a positive electrode of a plasma generator and the plasma generator belong to the technical field of low-temperature plasmas.

Background

The method for degrading pollutants by using low-temperature plasma is a novel treatment method for atmospheric pollution, and the dielectric barrier low-temperature plasma technology is widely applied to waste gas purification. At present, the conventional plasma generator realizes the dielectric barrier low-temperature plasma technology, and a discharge unit consisting of a positive electrode and a negative electrode is an important component of the plasma generator, so that the reliability and the service life of the plasma generator are very important. However, the plasma generator in the prior art has the following defects: the positive electrode in the plasma generator is fixed by the fixed bridges at two ends of the plasma generator, and the fixed bridges are generally made of ceramic materials with high insulating property in order to ensure the insulating property of the plasma generator because the voltage level at the positive electrode is high. Since the positive electrode is generally disposed in plurality side by side in the plasma generator, the length of the fixed bridge is generally long. However, the requirement for the linear rate of the whole fixed bridge in the plasma generator is extremely high, so that the rejection rate of the fixed bridge in the production process is high, and the production cost of the fixed bridge and the plasma generator is greatly increased.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, the fixed bridge frame is designed into a multi-section mode, the positioning is carried out through the insulating positioning rod, the length of each section is short, the straight line rate of each section is guaranteed, and the yield of the fixed bridge frame is greatly improved on the premise that the straight line rate of the fixed bridge frame is guaranteed.

The utility model provides a technical scheme that its technical problem adopted is: this fixed crane span structure of fixed plasma generator positive electrode has seted up a plurality of electrode mounting grooves side by side on the preceding terminal surface of fixed crane span structure, and plasma generator's positive electrode tip clamps in electrode mounting groove, its characterized in that: fixed crane span structure be the multistage formula along its length direction, including crane span structure left side section, crane span structure right side section and be located crane span structure left side section, at least one section crane span structure middle section between the crane span structure right side section, at crane span structure left side section, the bottom of crane span structure middle section and crane span structure right side section has seted up respectively and has worn excellent hole, the crane span structure left side section, the cavity that holds that is used for placing insulating location stick is constituteed in wearing excellent hole end to end in crane span structure middle section and the crane span structure right side section, insulating location stick runs through crane span structure middle section and its both ends and gets into crane span.

Preferably, the inner cavities of the left bridge section, the middle bridge section and the right bridge section are connected end to form a wiring groove with an opening at the upper end, and the electrode mounting groove penetrates through the front end face of the fixed bridge and is communicated with the wiring groove.

Preferably, a bridge lead hole communicated with the wiring groove is formed in the rear end face of the fixed bridge, and the positive electrode main lead enters the wiring groove through the bridge lead hole; and positive electrode leads led out from the end parts of the positive electrodes enter the wiring grooves, and the positive electrode leads of all the positive electrodes are led out from the same side and are simultaneously connected with the positive electrode main lead.

Preferably, the two ends of the fixed bridge frame are provided with bridge frame fixing holes penetrating through the upper end surface and the lower end surface of the fixed bridge frame.

Preferably, the rod penetrating holes are respectively formed in the bottoms of the left bridge section, the middle bridge section and the right bridge section from front to back, the rod penetrating holes formed in the left bridge section and the right bridge section are blind holes, and the rod penetrating holes formed in the middle bridge section are through holes penetrating through the left end face and the right end face of the rod penetrating holes.

A plasma generator characterized by: the device is provided with a fixing frame, two ends of the fixing frame are respectively fixed with one fixing bridge, the fixing bridges at the two ends are arranged in parallel, two ends of the positive electrode are arranged in the fixing bridges at the two sides and then fixed, negative electrodes in one-to-one correspondence with the positive electrode are further arranged, and two ends of the negative electrode enter the fixing frames at the two sides to be fixed.

Preferably, a group of insulating pillars is fixed at each end of the fixing frame, and the fixing bridge is fixed at the upper part of the insulating pillar at the corresponding side.

Preferably, a negative electrode lead is arranged in the negative electrode, and the negative electrode leads in all the negative electrodes are led out from the same side and then connected with a negative electrode main lead.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

through the fixed bridge frame for fixing the positive electrode of the plasma generator and the plasma generator, the fixed bridge frame is designed into a multi-section structure, and the length of each section is shorter, so that the linear rate of each section is ensured, and the yield is improved. Then can counterpoint crane span structure left side section, crane span structure right side section and crane span structure middle section through insulating locating rod to guarantee the holistic sharp rate of fixed crane span structure, thereby improved the yield of fixed crane span structure greatly under the prerequisite of having guaranteed the sharp rate of fixed crane span structure, reduced the cost of fixed crane span structure and plasma generator simultaneously.

Drawings

FIG. 1 is a schematic view of a plasma generator.

Fig. 2 is a front view of a plasma generator fixing bridge.

Fig. 3 is a bottom view of the plasma generator fixing bridge.

FIG. 4 is a top view of a plasma generator mounting bridge.

Fig. 5 is a left section front view of a plasma generator fixing bridge.

FIG. 6 is a right side view of the left section of the fixed bridge of the plasma generator.

Fig. 7 is a right section front view of the plasma generator fixing bridge.

FIG. 8 is a left side view of the right section of the fixed bridge of the plasma generator.

Fig. 9 is a front view of the middle section of the plasma generator fixing bridge.

FIG. 10 is a right side view of the middle section of the plasma generator mounting tray.

Wherein: 1. the device comprises a fixed bridge frame 2, a negative electrode main lead 3, a positive electrode lead 4, a negative electrode 5, a positive electrode 6, a negative electrode lead 7, a fixed frame 8, a positive electrode main lead 9, an insulating support column 10, a bridge frame fixing hole 11, an electrode mounting groove 12, an insulating positioning rod 13, a bridge frame lead hole 14, a wiring groove 15 and a rod penetrating hole.

Detailed Description

Fig. 1 to 10 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 10.

As shown in fig. 1, an ionizer includes a fixing frame 7, a fixing bridge 1, and a plurality of groups of discharge cells fixed by the fixing frame 7 and the fixing bridge 1.

Two sides of the upper part of the fixed frame 7 are respectively provided with a group of insulating pillars 9, a fixed bridge frame 1 is respectively fixed through the two groups of insulating pillars 9 on the two sides of the fixed frame 7, and the two fixed bridge frames 1 are arranged in parallel and are mutually perpendicular to the fixed frame 7. The multiple groups of discharge units are arranged side by side along the length direction of the fixed bridge frame 1, each group of discharge units comprises a positive electrode 5 and a negative electrode 4 which are arranged in pairs, two ends of all the positive electrodes 5 are respectively installed in the fixed bridge frames 1 on two sides for fixation, and two ends of all the negative electrodes 4 are respectively installed in the fixed frames 7 on two sides for fixation. The positive electrodes 5 and the negative electrodes 4 corresponding to each group of discharge units are arranged up and down oppositely, and all the positive electrodes 5 and the negative electrodes 4 arranged side by side are arranged in a staggered manner in the vertical direction.

The positive electrode 5 comprises a positive electrode polar tube and a conductive medium filled in the positive electrode polar tube, the positive electrode polar tube comprises a horizontal section corresponding to the negative electrode 4, two ends of the horizontal section are vertically bent to form two vertical sections, two ends of the vertical section are horizontally bent to the outside to form fixed sections, the fixed sections at two sides extend into the fixed bridge frame 1 to be fixed, and the ports of the fixed sections at two sides are plugged.

A positive electrode lead 3 is arranged in the horizontal section of the positive electrode tube, the positive electrode lead 3 is led out from any side of the positive electrode tube, the positive electrode leads 3 in all the positive electrodes 5 are led out from the same side and simultaneously enter the fixed bridge frame 1 on the corresponding side, a positive electrode main lead 8 is arranged on the outer side of the fixed bridge frame 1, and the positive electrode main lead 8 is connected with the used positive electrode lead 3.

The negative electrode 4 comprises a negative electrode polar tube and a conductive medium filled in the positive electrode polar tube, the negative electrode polar tube is in a horizontally placed straight tube shape, the pipe openings at two ends are sealed, a negative electrode lead 6 is arranged in the negative electrode polar tube, the negative electrode 4 is led out from any side of the negative electrode polar tube, the negative electrode leads 6 in all the negative electrodes 4 are led out from the same side and then enter the fixing frame 7, and meanwhile, the negative electrode polar tube is connected with the negative electrode main lead 2 arranged in the fixing frame 7.

The external power supply inputs a positive voltage signal to all the positive electrodes 5 through the positive electrode bus lead 8, and simultaneously inputs a negative voltage signal to all the negative electrodes 4 through the negative electrode bus lead 2.

As shown in fig. 2 to 4, the fixed bridge 1 is a long strip, two ends of the fixed bridge are provided with bridge fixing holes 10 penetrating through the upper and lower end faces of the fixed bridge, and the fixed bridge 1 is fixed with an insulating pillar 9 at the bottom of the fixed bridge through the bridge fixing holes 10. The fixed bridge frame 1 is internally provided with a wiring groove 14 with an upper opening. A plurality of U-shaped electrode mounting grooves 11 are uniformly arranged in parallel on the front end face of the fixed bridge frame 1, and the electrode mounting grooves 11 penetrate through the front end face of the fixed bridge frame 1 and are communicated with the wiring grooves 14. The fixing sections at the two ends of the positive electrode 5 are clamped and fixed in the electrode mounting grooves 11 of the fixing bridge frames 1 at the two sides, and meanwhile, the positive electrode lead 3 led out from the end part of the positive electrode 5 enters the wiring groove 14. The two ends of the rear end face of the fixed bridge frame 1 are provided with bridge frame lead holes 13 communicated with the wiring grooves 14, and the positive electrode main lead 8 enters from the bridge frame lead holes 13 and is connected with the positive electrode lead 3 in the wiring grooves 14.

Referring to fig. 5 to 10, the fixed bridge 1 is divided into a plurality of sections along the length direction thereof, including a left bridge section, a right bridge section, and a plurality of middle bridge sections located between the left bridge section and the right bridge section. The bridge fixing hole 10 and the bridge lead hole 13 are respectively arranged on the left bridge section and the right bridge section, and inner cavities of the left bridge section, the right bridge section and the middle bridge section are combined to form the wiring groove 14. The fixed bridge frame 1 is designed into a multi-section structure, and the length of each section is short, so that the linear rate of each section is guaranteed, the yield of the fixed bridge frame 1 is greatly improved on the premise of guaranteeing the linear rate of the fixed bridge frame 1, and the cost of the fixed bridge frame 1 and the cost of a plasma generator are reduced to a certain extent.

The bottom of the bridge left section, the bottom of the bridge right section and the bottom of the bridge middle section are respectively provided with a bar penetrating hole 15, and the bar penetrating holes 15 are arranged at the lower part of the wiring groove 14 and are arranged side by side along the front and back direction of the fixed bridge 1. The rod penetrating hole 15 formed in the left section of the bridge is a blind hole formed from the right end surface of the left section of the bridge to the left side, the rod penetrating hole 15 formed in the right section of the bridge is a blind hole formed from the left end surface of the right section of the bridge to the right side, and the rod penetrating hole 15 formed in the middle section of the bridge is a through hole penetrating through the left and right end surfaces of the rod penetrating hole.

After the crane span structure left side section, crane span structure middle section and crane span structure right side section were arranged along the straight line, set up wear excellent hole 15 in crane span structure left side section, crane span structure middle section and crane span structure right side section and form many location stick holding tanks of arranging along fixed crane span structure 1 front and back direction along the butt joint of length direction end to end of fixed crane span structure 1, placed an insulating location stick 12 in every location stick holding tank. Because the fixed bridge frame 1 is in a multi-section type, the left bridge frame section, the right bridge frame section and the middle bridge frame section can be aligned through the insulating positioning rods 12, and therefore the integral linear rate of the fixed bridge frame 1 is guaranteed.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a fixed crane span structure of fixed plasma generator positive electrode has seted up a plurality of electrode mounting grooves (11) side by side on the preceding terminal surface of fixed crane span structure, its characterized in that: fixed crane span structure be the multistage formula along its length direction, including the crane span structure left side section, the crane span structure right side section and be located the crane span structure left side section, at least one section crane span structure middle section between the crane span structure right side section, at the crane span structure left side section, excellent hole (15) have been seted up respectively to the bottom of crane span structure middle section and crane span structure right side section, the crane span structure left side section, excellent hole (15) of wearing in crane span structure middle section and the crane span structure right side section meet end to end and constitute the chamber that holds that is used for placing insulating location stick (12), insulating location stick (12) run through the crane span structure middle section and its both ends get.

2. The fixed bridge frame for fixing the positive electrode of the plasma generator as claimed in claim 1, wherein: inner cavities of the left bridge frame section, the middle bridge frame section and the right bridge frame section are connected end to form a wiring groove (14) with an opening at the upper end, and the electrode mounting groove (11) penetrates through the front end face of the fixed bridge frame and is communicated with the wiring groove (14).

3. The fixed bridge for fixing the positive electrode of the plasma generator as claimed in claim 2, wherein: a bridge lead hole (13) communicated with the wiring groove (14) is formed in the rear end face of the fixed bridge, and a positive electrode main lead (8) enters the wiring groove (14) through the bridge lead hole (13); and positive electrode leads (3) led out from the ends of the positive electrodes enter the wiring grooves (14), and the positive electrode leads (3) of all the positive electrodes are led out from the same side and are simultaneously connected with a positive electrode main lead (8).

4. The fixed bridge frame for fixing the positive electrode of the plasma generator as claimed in claim 1, wherein: and bridge fixing holes (10) penetrating through the upper end surface and the lower end surface of the fixed bridge are formed at the two ends of the fixed bridge.

5. The fixed bridge frame for fixing the positive electrode of the plasma generator as claimed in claim 1, wherein: the bottom of the bridge left section, the bottom of the bridge middle section and the bottom of the bridge right section of the bar penetrating holes (15) are respectively provided with a plurality of bar penetrating holes from front to back, the bar penetrating holes (15) arranged on the bridge left section and the bridge right section are blind holes, and the bar penetrating holes (15) arranged on the bridge middle section are through holes penetrating through the left end face and the right end face of the bridge.

6. A plasma generator made of the fixed bridge frame for fixing the positive electrode of the plasma generator as claimed in any one of claims 1 to 5, wherein: the fixing frame is provided with a fixing frame (7), two ends of the fixing frame (7) are respectively fixed with one fixing bridge, the fixing bridges at the two ends are arranged in parallel, two ends of the positive electrode are arranged in the fixing bridges at the two sides and then fixed, negative electrodes in one-to-one correspondence with the positive electrode are further arranged, and two ends of the negative electrode enter the fixing frame (7) at the two sides and are fixed.

7. The plasma generator of claim 6, wherein: and a group of insulating support columns (9) are respectively fixed at two ends of the fixing frame (7), and the fixing bridge is fixed at the upper parts of the insulating support columns (9) at the corresponding sides.

8. The plasma generator of claim 6, wherein: and a negative electrode lead (6) is arranged in the negative electrode, and the negative electrode leads (6) in all the negative electrodes are led out from the same side and then are connected with a negative electrode main lead (2).