CN108366481B

CN108366481B - Static eliminator

Info

Publication number: CN108366481B
Application number: CN201810160535.3A
Authority: CN
Inventors: 刘夜明; 王劼; 耿松; 金鑫
Original assignee: BOE Technology Group Co Ltd; Chengdu BOE Optoelectronics Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd; Chengdu BOE Optoelectronics Technology Co Ltd
Priority date: 2018-02-27
Filing date: 2018-02-27
Publication date: 2020-05-01
Anticipated expiration: 2038-02-27
Also published as: CN108366481A

Abstract

The invention discloses a static eliminator, comprising: a base having a through-hole; the electrode needle is arranged in the through hole, and a gas channel is formed between the electrode needle and the wall of the through hole; and the particle filter is arranged in the gas channel and used for filtering the gas passing through the gas channel to remove particles in the gas and avoid the particles from generating negative influence on the panel.

Description

Static eliminator

Technical Field

The present invention relates to the field of electronic technology, and more particularly, to an electrostatic eliminator.

Background

As the electronic industry becomes higher and higher, the control of particles and static electricity becomes more and more strict. Static eliminators are commonly used in the panel industry to eliminate the effects of static electricity on panels.

However, the existing electrostatic eliminator requires the high pressure gas supplied from the gas supply end to be dust-free, but when the high pressure gas is introduced, the electrostatic eliminator generates dust (i.e. particles), and if the dust is generated by the operation of the electrostatic eliminator, the particles can have great influence on the panel.

Disclosure of Invention

In order to solve at least one of the above technical problems, there is provided a static eliminator for eliminating particles when high pressure gas is introduced, thereby preventing the particles from having a negative effect on a panel.

Provided herein is a static eliminator comprising: a base having a through-hole; the electrode needle is arranged in the through hole, and a gas channel is formed between the electrode needle and the wall of the through hole; and a particulate filter disposed within the gas passage for filtering the gas passing through the gas passage to remove particulates from the gas.

Optionally, the particulate filter has a filter pore size of no greater than 0.1 μm.

Optionally, an annular clamping groove is formed in a hole wall of the through hole, the particulate filter is in an annular shape, and an outer edge of the particulate filter is positioned in the clamping groove, and an inner edge of the particulate filter abuts against the protection piece arranged on the side face of the electrode needle.

Optionally, a mounting seat is arranged in the through hole, the electrode needle is fixed on the mounting seat, and the particulate filter is arranged between the mounting seat and the hole wall of the through hole.

Optionally, an annular clamping groove is formed in the hole wall of the through hole, the particulate filter piece is in an annular shape, and the outer edge of the particulate filter piece is positioned in the clamping groove, and the inner edge of the particulate filter piece abuts against the outer side face of the mounting seat.

Optionally, the through-hole includes an inlet and an outlet, the mounting seat separates the inlet of the through-hole into two sub-ports, two annular clamping grooves are arranged on the port wall of each sub-port, the particulate filter member includes two, and the edges of the two particulate filter members are positioned in the two clamping grooves in a one-to-one correspondence manner.

Optionally, the substrate comprises: an annular upper base; and the annular lower base body is assembled with the upper base body and surrounds the clamping groove.

Optionally, the lower end of the upper base body is provided with an internal thread, the upper end of the lower base body is provided with an external thread, and the internal thread and the external thread are screwed together.

Optionally, the static eliminator further comprises: a support by which the particulate filter is mounted within the gas passage.

Optionally, the support member is a support mesh and the particulate filter member is a filter mesh.

Optionally, the substrate is a nozzle.

Compared with the prior art, the electrostatic eliminator provided by the invention comprises: a base having a through-hole; the electrode needle is arranged in the through hole, and a gas channel is formed between the electrode needle and the wall of the through hole; and the particle filter is arranged in the gas channel and used for filtering the gas passing through the gas channel to remove particles in the gas and avoid the particles from generating negative influence on the panel.

Furthermore, a mounting seat is arranged in the through hole, the electrode needle is fixed on the mounting seat, the particle filtering piece is arranged between the mounting seat and the hole wall of the through hole, the particle filtering piece is in indirect contact with the electrode needle, and the particle filtering piece is prevented from being burnt out by high voltage of the electrode needle when in use.

Additional features and advantages of the disclosure will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the disclosure. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the embodiments herein and are incorporated in and constitute a part of this specification, illustrate embodiments herein and are not to be construed as limiting the embodiments herein.

FIG. 1 is a schematic cross-sectional view of an electrostatic eliminator according to an embodiment of the present invention;

FIG. 2 is a partial schematic view of an exploded structure of the static eliminator shown in FIG. 1;

fig. 3 is a schematic sectional structure view of a-a in fig. 2.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:

11 upper substrate, 12 lower substrates, 2 electrode needles, 3 gas channels, 4 particle filtering pieces, 5 clamping grooves, 6 mounting seats, 7 supporting pieces and 8 sub-ports.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, however, the present disclosure may be practiced otherwise than as specifically described herein, and thus the scope of the present disclosure is not limited by the specific embodiments disclosed below.

The static eliminator according to some embodiments of the present invention will be described below with reference to the drawings.

An electrostatic eliminator provided in an embodiment of the present invention, as shown in fig. 1, includes: a base having a through-hole; the electrode needle 2 is arranged in the through hole, and a gas channel 3 is formed between the electrode needle 2 and the wall of the through hole; and a particulate filter 4 disposed in the gas passage 3 and spaced apart from the electrode needle 2 (i.e., not in contact therewith, preventing the electrode needle 2 from electrostatically striking the particulate filter 4) for filtering the gas passing through the gas passage 3 to remove particulates from the gas.

The invention provides a static eliminator, comprising: a base having a through-hole; the electrode needle 2 is arranged in the through hole, and a gas channel 3 is formed between the electrode needle 2 and the wall of the through hole; and a particulate filter 4 disposed in the gas passage 3 for filtering the gas passing through the gas passage 3 to remove particulates from the gas, thereby preventing the particulates from adversely affecting the panel.

Optionally, the filtering pore size of the particulate filter 4 is not more than 0.1 μm, the particulate filtering effect can reach 99%, the cleanliness of the exhaust gas is ensured, and the quality of the panel is guaranteed. While also preventing particles from entering the clean room.

In a first embodiment of the invention, the wall of the through hole is provided with an annular slot 5, the particulate filter 4 is in the shape of a ring, the outer edge of the particulate filter 4 is positioned in the slot 5, and the inner edge abuts against a guard (not shown in this embodiment) provided on the side of the electrode needle 2.

Of course, the particle filter 4 can be fixed in the gas channel 3 by other means, such as screw thread, to achieve the object of the present application, and the purpose of the present invention does not depart from the design concept of the present invention, and therefore, the present invention is not described herein again and shall fall within the protection scope of the present application.

In order to prevent electrostatic breakdown, a guard is provided between the electrode needle 2 and the particulate filter 4.

Specifically, the base body includes: an annular upper base 11; and annular lower base member 12, assemble together with last base member 11, and enclose into draw-in groove 5, unpack apart upper base member 11 and lower base member 12 and can change particle and filter piece 4, its practicality is better.

In a second embodiment of the invention, shown in figure 1, the through-hole is provided with a mounting seat 6, the needle electrode 2 is fixed to the mounting seat 6, and the particulate filter 4 is arranged between the mounting seat 6 and the wall of the through-hole.

Be provided with mount pad 6 in the through-hole, electrode needle 2 is fixed on mount pad 6, and particle filters 4 and sets up between the pore wall of mount pad 6 and through-hole, and particle filters 4 and electrode needle 2 non-direct contact, and particle filters 4 and is burnt out by the high pressure of electrode needle 2 when avoiding using.

Furthermore, an annular clamping groove 5 is formed in the wall of the through hole, the particulate filter 4 is in an annular shape, the outer edge of the particulate filter 4 is positioned in the clamping groove 5, and the inner edge of the particulate filter 4 abuts against the outer side surface of the mounting seat 6 (not shown in this embodiment).

Alternatively, as shown in fig. 2 and 3, the through hole includes an inlet and an outlet, the mounting seat 6 divides the inlet of the through hole into two sub-openings 8, the opening walls of the two sub-openings 8 are respectively provided with an annular clamping groove 5, the particulate filter member 4 includes two (the shape of the particulate filter member matches with the shape of the clamping groove, and the particulate filter member may be circular, square, or the like), and the edges of the two particulate filter members 4 are positioned in the two clamping grooves 5 in a one-to-one correspondence manner.

Of course, the particle filter 4 may be fixed by other methods, such as screw thread, etc., to achieve the purpose of the present application, and the purpose thereof does not depart from the design concept of the present invention, and therefore, the details thereof are not described herein again, and all of them should fall within the protection scope of the present application.

Specifically, as shown in fig. 1 and 2, the base body includes: an annular upper base 11; and annular lower base member 12, with last base member 11 equipment together, and enclose into draw-in groove 5, unpack apart and go up base member 11 and lower base member 12 and can change particle and filter piece 4, can greatly reduced change time, particle filters the cost of piece 4 also lower moreover, its practicality is better.

Further, as shown in fig. 2, the lower end of the upper base 11 is provided with an internal thread, the upper end of the lower base 12 is provided with an external thread, and the internal thread is screwed with the external thread to assemble the upper base 11 and the lower base 12.

Or, the lower end of the upper base 11 is provided with a buckle, the upper end of the lower base 12 is provided with a clamping groove 5, and the buckle is buckled with the clamping groove 5 to assemble the upper base 11 and the lower base 12.

Still further, as shown in fig. 1, the static eliminator further comprises: the support piece 7, particle filter 4 pass through support piece 7 and install in draw-in groove 5 to filter 4 to the particle, prevent that its deformation from causing filtering capacity to reduce.

Specifically, the support member 7 is a support net, the particulate filter member 4 is a filter net, and the base is a nozzle.

In summary, the electrostatic eliminator provided by the present invention comprises: a base having a through-hole; the electrode needle is arranged in the through hole, and a gas channel is formed between the electrode needle and the wall of the through hole; and the particle filter is arranged in the gas channel and used for filtering the gas passing through the gas channel to remove particles in the gas and avoid the particles from generating negative influence on the panel.

In the description herein, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms herein can be understood by those of ordinary skill in the art as appropriate.

In the description of the specification, reference to the term "one embodiment," "some embodiments," "a specific embodiment," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example herein. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments disclosed herein are described above, the descriptions are only for the convenience of understanding the embodiments and are not intended to limit the disclosure. 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 disclosure, and that the scope of the disclosure herein may be limited only by the appended claims.

Claims

1. An electrostatic eliminator, comprising:

a base having a through-hole;

the electrode needle is arranged in the through hole, and a gas channel is formed between the electrode needle and the wall of the through hole; and

a particulate filter disposed within the gas passage for filtering the gas passing through the gas passage to remove particulates therefrom;

be provided with annular draw-in groove on the pore wall of through-hole, the particle filters and is the annular form, and the particle filters the outward flange location in the draw-in groove, the inward flange supports on the protection piece that sets up on the side of electrode needle.

2. A static eliminator as claimed in claim 1, wherein said particulate filter has a filter pore size of no more than 0.1 μm.

3. The static eliminator according to claim 1, wherein a mounting seat is provided in said through hole, said electrode needle is fixed to said mounting seat, said particulate filter is provided between said mounting seat and a wall of said through hole, an outer edge of said particulate filter is positioned in said catching groove, and an inner edge thereof abuts against an outer side surface of said mounting seat.

4. A static eliminator according to claim 3, wherein said through hole includes an inlet and an outlet, said mounting block divides said inlet of said through hole into two sub-ports, and annular catching grooves are provided in the port walls of both of said sub-ports, and said particulate filter member includes two, and the edges of said two particulate filter members are positioned in said two catching grooves in a one-to-one correspondence.

5. A static eliminator according to claim 3 or 4, wherein said base body comprises:

an annular upper base; and

the annular lower base body is assembled together with the upper base body and surrounds the clamping groove.

6. The static eliminator according to claim 5, wherein the lower end of said upper base body is provided with an internal thread, and the upper end of said lower base body is provided with an external thread, said internal thread being screwed with said external thread.

7. A static eliminator as claimed in any one of claims 1 to 4, further comprising:

a support by which the particulate filter is mounted within the gas passage.

8. The static eliminator of claim 7 wherein said support member is a support screen and said particulate filter member is a filter screen.

9. A static eliminator according to any one of claims 1 to 4, wherein said substrate is a nozzle.