CN114928927A - Electrostatic eliminator with rectangular structure - Google Patents
Electrostatic eliminator with rectangular structure Download PDFInfo
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- CN114928927A CN114928927A CN202210526988.XA CN202210526988A CN114928927A CN 114928927 A CN114928927 A CN 114928927A CN 202210526988 A CN202210526988 A CN 202210526988A CN 114928927 A CN114928927 A CN 114928927A
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- cover plate
- sealing
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- long
- apron
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
- H05F3/04—Carrying-off electrostatic charges by means of spark gaps or other discharge devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Elimination Of Static Electricity (AREA)
Abstract
The invention belongs to the technical field of static elimination, and discloses a static eliminator with a rectangular structure, which comprises an inner cylinder, wherein the top and the bottom of the outer surface of the inner cylinder are fixedly sleeved with two flanges, the outer surface of the inner cylinder is fixedly sleeved with an upper cover plate positioned between the two flanges, and the outer surface of the inner cylinder is fixedly sleeved with a lower cover plate positioned between the two flanges and below the upper cover plate. The invention ensures the original fixed structure of the static eliminator through the upper cover plate, the lower cover plate, the side long sealing plate and the side short sealing plate, and further facilitates the workers to connect and combine the long sealing cover plate and the short sealing cover plate with the long side sealing plate and the short side sealing plate respectively under the coordination of the fastening bolts, thereby facilitating the installation and the disassembly, facilitating the workers to overhaul and maintain the static eliminator part, and facilitating the accurate clamping of the sealing ring inside the corresponding sealing groove through the coordination of the long sealing cover plate and the short sealing cover plate.
Description
Technical Field
The invention belongs to the technical field of static elimination, and particularly relates to a static eliminator with a rectangular structure.
Background
In the production process of polyolefin powder materials represented by PE and PP, the pneumatic conveying link can enable polyolefin granules to have static electricity of 1-5 mu C/kg, meanwhile, the pneumatic conveying link of the granules contains certain contents of wire drawing, granules and polyolefin dust, polyolefin can also be accompanied by escape of monomer combustible gas represented by ethylene and propylene, and the situation causes high explosion accidents of a polyolefin storage bin caused by electrostatic discharge; in order to reduce explosion accidents, a static eliminator is arranged in the pneumatic conveying system; the static eliminator adopts an asymmetric bipolar ion wind elimination mode; in the static eliminator, positive and negative high voltage applied on an electrode generates positive and negative ions, instrument air with certain pressure blows the positive and negative ions into a pipeline through an air hole beside an electrode needle to form ion wind to neutralize the charges on the surface of a material, thereby realizing the purpose of eliminating the static charges carried by the material.
At present, the existing electrostatic eliminator mainly comprises a longitudinal sleeve type sealing structure and an encircling type sealing structure, wherein the longitudinal sleeve type sealing structure and the encircling type sealing structure have excellent sealing structure but are inconvenient to assemble and disassemble; the assembly is difficult from the production stage, and various uncertain factors are increased due to different working conditions, wherein the conditions of damage of internal elements and poor connection are caused by factors such as perennial vibration of pipelines, unstable weather environment and the like, and the side sealing barrel needs to be disassembled for maintenance; the side sealing cylinder is difficult to disassemble and install, and consumes a large amount of manpower, material resources and working hours; and install on pipeline, in case find the sealing washer to damage, the unable circumstances of changing of sealing washer can appear, leads to the shut down to produce.
And another kind of surrounds formula seal structure, its structure is convenient for assemble and disassemble, nevertheless has high to surrounding the sealed face roughness requirement, easily takes place to warp, leads to sealed effect relatively poor, especially locking or junction part, the bad problem of easy appearance seal, arouses that the electricity dissipation is malled the chamber gas leakage.
However, the electrostatic eliminator needs higher sealing performance in an industrial environment, and has a large difficulty coefficient, long time and increased delivery time during assembly due to the structural reason, and particularly, if internal elements are damaged after installation, the electrostatic eliminator is inconvenient to maintain and assemble due to limited on-site construction conditions, and needs to consume a large amount of manpower and material resources, so that the maintenance cost is increased, and the efficiency is low, and therefore, the longitudinal sleeve type sealing structure and the encircling type sealing structure need to be improved.
Disclosure of Invention
The present invention is directed to solve the above problems, and provides a rectangular static eliminator, which has the advantages of easy assembly and disassembly and good sealing performance.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electrostatic eliminator of rectangle structure, includes the inner tube, the top and the bottom of inner tube surface all fixedly cup joint the flange, the quantity of flange is two, the outer fixed surface of inner tube cup joints the upper cover plate that is located between two flanges, the outer fixed surface of inner tube cup joints the lower apron that is located between two flanges and upper cover plate below, both sides fixedly connected with side seal long slab around upper cover plate and the lower apron, the left and right sides fixedly connected with side seal short slab of upper cover plate and lower apron, the inside movable joint respectively of side seal long slab and side seal short slab has sealed long apron and sealed short apron, because the setting of side seal long slab and side seal short slab, can be convenient for the staff to dismantle and install sealed long apron and sealed short apron through fastening bolt to both can reach the dismantlement so that the effect of overhauing the inside, and simultaneously, the quick installation is convenient.
According to a preferred technical scheme of the invention, the inner cylinder is fixedly connected with the upper cover plate and the lower cover plate through welding, the upper cover plate and the lower cover plate are fixedly connected with the long side sealing plate through welding, the upper cover plate and the lower cover plate are fixedly connected with the short side sealing plate through welding, the initial structure of the eliminator can be ensured through the matching of the upper cover plate, the lower cover plate, the long side sealing plate and the short side sealing plate through welding, and meanwhile, the sealing performance of the connecting position of the upper cover plate, the lower cover plate, the long side sealing plate and the short side sealing plate is ensured under the matching of welding.
As a preferred technical solution of the present invention, the number of the long side sealing plates and the short side sealing plates is two, the front and rear ends of the two short side sealing plates are fixedly connected to the opposite surfaces of the long side sealing plates, and the two long side sealing plates and the short side sealing plates are fixedly connected by welding.
As a preferred technical scheme of the invention, the number of the long sealing cover plate and the short sealing cover plate is two, the two long sealing cover plates and the two short sealing cover plates are respectively and fixedly connected with the inner walls of the long side sealing plate and the short side sealing plate through fastening bolts, and the sealing groove is positioned in the inner ring of the threaded blind hole, so that the overall sealing effect can be achieved, and the movable sealing after the disassembly is convenient.
According to a preferable technical scheme of the invention, the inner walls of the two long side sealing plates and the short side sealing plates are respectively provided with a sealing groove, the sealing grooves are sleeved with four sealing rings, the other ends of the four sealing rings penetrate through the sealing grooves and are fixedly connected with the two long sealing cover plates and the short sealing cover plates, and the sealing rings can be accurately arranged between the long side sealing plates and the long sealing cover plates and between the short side sealing plates and the short sealing cover plates under the driving of the long sealing cover plates and the short sealing cover plates through the arranged sealing grooves, so that the sealing performance between the long side sealing plates and the long sealing cover plates and between the short side sealing plates and the short sealing cover plates can be ensured.
As a preferred technical scheme of the invention, the left side of the bottom of the lower cover plate is fixedly communicated with a right-angle elbow joint, the right end of the bottom of the lower cover plate is fixedly connected with a cable joint, the outer surface of the inner cylinder is fixedly communicated with a safety electrode positioned between the upper cover plate and the lower cover plate, the right side of the top of the lower cover plate is fixedly connected with a high-voltage module, and the top of the high-voltage module is fixedly connected with the safety electrode through a cable.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention ensures the original fixed structure of the static eliminator through the upper cover plate, the lower cover plate, the side long sealing plate and the side short sealing plate, further facilitates the worker to connect and combine the long sealing cover plate and the short sealing cover plate with the long side sealing plate and the short side sealing plate respectively under the coordination of the fastening bolts, thereby facilitating the installation and the disassembly, facilitating the worker to overhaul and maintain the inside of the static eliminator, and facilitating the worker to accurately clamp the sealing ring inside the sealing grooves corresponding to the long side sealing plate and the short side sealing plate under the coordination of the long sealing cover plate and the short sealing cover plate, thereby facilitating the continuous disassembly and the replacement of the damaged sealing ring.
2. According to the invention, through the upper cover plate, the lower cover plate, the long sealing cover plate and the sealing ring, firstly, the rectangular structure of the electrostatic eliminator is ensured under the welding coordination of the upper cover plate, the lower cover plate, the long side sealing plate and the short side sealing plate, then, the accurate installation of the sealing ring can be ensured through the sealing groove, so that the long sealing cover plate and the short sealing cover plate are respectively sealed in the eliminator under the coordination of the long side sealing plate and the short side sealing plate, and then, the long sealing cover plate and the short sealing cover plate can be respectively fixed in the long side sealing plate and the short side sealing plate through the fastening bolts, thereby further improving the sealing degree.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic cross-sectional front view of the present invention;
FIG. 4 is a schematic view of a disassembled structure of the sealing cover plate of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4;
FIG. 6 is a schematic view of the structure of the side sealing long plate or the side sealing short plate of the present invention.
In the figure: 1. an inner barrel; 2. a flange; 3. an upper cover plate; 4. a lower cover plate; 5. a side seal long plate; 6. side sealing short plates; 7. sealing the long cover plate; 8. sealing the short cover plate; 9. fastening a bolt; 10. a sealing groove; 11. a seal ring; 12. a right angle elbow joint; 13. a safety electrode; 14. a cable joint; 15. a high voltage module; 16. and (3) a cable.
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.
As shown in fig. 1 to 6, the present invention provides a rectangular static eliminator, which comprises an inner cylinder 1, wherein the top and the bottom of the outer surface of the inner cylinder 1 are fixedly sleeved with two flanges 2, the outer surface of the inner cylinder 1 is fixedly sleeved with an upper cover plate 3 positioned between the two flanges 2, the outer surface of the inner cylinder 1 is fixedly sleeved with a lower cover plate 4 positioned between the two flanges 2 and below the upper cover plate 3, the front and the rear sides of the upper cover plate 3 and the lower cover plate 4 are fixedly connected with long side sealing plates 5, the left and the right sides of the upper cover plate 3 and the lower cover plate 4 are fixedly connected with short side sealing plates 6, the insides of the long side sealing plates 5 and the short side sealing plates 6 are movably clamped with a long sealing cover plate 7 and a short sealing cover plate 8 respectively, and due to the arrangement of the long side sealing plates 5 and the short side sealing plates 6, a worker can conveniently detach and install the long sealing cover plate 7 and the short sealing cover plate 8 through a fastening bolt 9, thereby both can reach the dismantlement so that overhaul the effect to inside, also be convenient for quick installation simultaneously.
Wherein, through welding mode fixed connection between inner tube 1 and upper cover plate 3 and the lower cover plate 4, through welding mode fixed connection between upper cover plate 3 and lower cover plate 4 and the side seal long slab 5, through welding mode fixed connection between upper cover plate 3 and lower cover plate 4 and the side seal short slab 6, can ensure the stability of annihilator initial structure through the cooperation of welding at upper cover plate 3, lower cover plate 4, side seal long slab 5 and side seal short slab 6, guarantee the leakproofness of upper cover plate 3, lower cover plate 4, side seal long slab 5 and the mutual junction of side seal short slab 6 simultaneously under the welded cooperation.
Wherein, the quantity of the side seal long slab 5 and the side seal short slab 6 is two, both ends all with the relative face fixed connection of two side seal long slabs 5 around two side seal short slabs 6, through welding mode fixed connection between two side seal long slabs 5 and the side seal short slab 6, because side seal long slab 5 and side seal short slab 6 and upper cover plate 3 and apron 4 all adopt welding mode fixed each other down, and then can reduce and dismantle intensity, and also ensured sealed effect.
Wherein, the quantity of sealed long apron 7 and sealed short apron 8 is two, and two sealed long apron 7 and sealed short apron 8 pass through fastening bolt 9 respectively with the inner wall fixed connection of side seal long slab 5 and side seal short slab 6, because seal groove 10 is located screw thread blind hole inner circle, so can reach whole sealed effect to the activity after convenient to detach is sealed.
Wherein, seal groove 10 has all been seted up to the inner wall of two side seal long slabs 5 and side seal short slabs 6, sealing washer 11 has been cup jointed to the inside of seal groove 10, the quantity of sealing washer 11 is four, the other end of four sealing washers 11 run through seal groove 10 and with two sealed long apron 7 and sealed short apron 8 fixed connection, through the seal groove 10 that sets up, can ensure under the drive of sealed long apron 7 and sealed short apron 8 that sealing washer 11 can accurately install between side seal long slab 5 and sealed long apron 7 and side seal short slab 6 and sealed short apron 8, thereby ensure the leakproofness between side seal long slab 5 and the sealed long apron 7 and between side seal short slab 6 and the sealed short apron 8.
The left side of the bottom of the lower cover plate 4 is fixedly communicated with a right-angle elbow joint 12, the right end of the bottom of the lower cover plate 4 is fixedly connected with a cable joint 14, the outer surface of the inner cylinder 1 is fixedly communicated with a safety electrode 13 positioned between the upper cover plate 3 and the lower cover plate 4, the right side of the top of the lower cover plate 4 is fixedly connected with a high-voltage module 15, and the top of the high-voltage module 15 is fixedly connected with the safety electrode 13 through a cable 16.
The working principle and the using process of the invention are as follows:
firstly because welding technique can ensure the stability of static eliminator structure through upper cover plate 3, lower cover plate 4, side seal long slab 5 and side seal short slab 6, then the fastening bolt 9 of screwing out can remove the fixed connection of sealed long cover plate 7 and sealed short cover plate 8 and side seal long slab 5 and side seal short slab 6, demolish sealed long cover plate 7 and sealed short cover plate 8 again and can take out corresponding sealing washer 11 by the inside of seal groove 10 to the staff of being convenient for overhauls the maintenance to static eliminator inside.
Firstly, under the action of welding, absolute sealing effect of the joint of the upper cover plate 3, the lower cover plate 4, the long side sealing plate 5 and the short side sealing plate 6 can be ensured, then the long sealing cover plate 7 and the short sealing cover plate 8 can be fixedly clamped in the long side sealing plate 5 and the short side sealing plate 6 respectively through the fastening bolts 9, so that the long sealing cover plate 7 and the short sealing cover plate 8 respectively seal the long side sealing plate 5 and the short side sealing plate 6, and the long sealing cover plate 7 and the short sealing cover plate 8 seal the long side sealing plate 5 and the short side sealing plate 6 under the matching of the sealing groove 10 and the sealing ring 11; then, a signal enters the positive pressure cavity to provide power for the high voltage module 15, and the high voltage module 15 is fixedly connected with the safety electrode 13 through the cable 16, so that the high voltage module 15 outputs high voltage through the cable 16 and discharges through the safety electrode 13, and the purpose of eliminating static electricity is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an electrostatic eliminator of rectangle structure, includes inner tube (1), its characterized in that: the top and the bottom of inner tube (1) surface all fixedly connected flange (2), the quantity of flange (2) is two, the outer fixed surface of inner tube (1) cup joints upper cover plate (3) that is located between two flanges (2), the outer fixed surface of inner tube (1) cup joints lower apron (4) that is located between two flanges (2) and upper cover plate (3) below, both sides fixedly connected with side seal long slab (5) around upper cover plate (3) and lower apron (4), the left and right sides fixedly connected with side seal short slab (6) of upper cover plate (3) and lower apron (4), the inside difference swing joint of side seal long slab (5) and side seal short slab (6) has sealed long apron (7) and sealed short apron (8).
2. A static eliminator having a rectangular structure according to claim 1, characterized in that: the inner barrel (1) is fixedly connected with the upper cover plate (3) and the lower cover plate (4) in a welding mode, the upper cover plate (3) is fixedly connected with the lower cover plate (4) and the side sealing long plate (5) in a welding mode, and the upper cover plate (3) is fixedly connected with the lower cover plate (4) and the side sealing short plate (6) in a welding mode.
3. A static eliminator having a rectangular structure as set forth in claim 1, wherein: the quantity of the long side sealing plates (5) and the short side sealing plates (6) is two, two the front and back ends of the short side sealing plates (6) are fixedly connected with the opposite surfaces of the long side sealing plates (5) and the short side sealing plates (6) in a welding mode.
4. A static eliminator having a rectangular structure as set forth in claim 1, wherein: the number of the sealing long cover plate (7) and the sealing short cover plate (8) is two, and the sealing long cover plate (7) and the sealing short cover plate (8) are fixedly connected with the inner walls of the side sealing long plate (5) and the side sealing short plate (6) through fastening bolts (9).
5. A static eliminator having a rectangular structure as set forth in claim 1, wherein: two seal groove (10) have all been seted up to the inner wall of side seal long slab (5) and side seal short slab (6), sealing washer (11) have been cup jointed to the inside of seal groove (10), the quantity of sealing washer (11) is four, four the other end of sealing washer (11) runs through seal groove (10) and with two sealed long apron (7) and sealed short apron (8) fixed connection.
6. A static eliminator having a rectangular structure according to claim 1, characterized in that: the fixed intercommunication in left side of apron (4) bottom has right angle elbow to connect (12) down, the right-hand member fixedly connected with cable joint (14) of apron (4) bottom down, the external fixed intercommunication of inner tube (1) has safe electrode (13) that are located between upper cover plate (3) and apron (4) down, the right side fixedly connected with high voltage module (15) at apron (4) top down, cable conductor (16) and safe electrode (13) fixed connection are passed through at the top of high voltage module (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210526988.XA CN114928927A (en) | 2022-05-16 | 2022-05-16 | Electrostatic eliminator with rectangular structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210526988.XA CN114928927A (en) | 2022-05-16 | 2022-05-16 | Electrostatic eliminator with rectangular structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114928927A true CN114928927A (en) | 2022-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210526988.XA Pending CN114928927A (en) | 2022-05-16 | 2022-05-16 | Electrostatic eliminator with rectangular structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114928927A (en) |
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2022
- 2022-05-16 CN CN202210526988.XA patent/CN114928927A/en active Pending
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