CN110743709A - Cathode component of electrostatic dust collector - Google Patents
Cathode component of electrostatic dust collector Download PDFInfo
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- CN110743709A CN110743709A CN201911118094.1A CN201911118094A CN110743709A CN 110743709 A CN110743709 A CN 110743709A CN 201911118094 A CN201911118094 A CN 201911118094A CN 110743709 A CN110743709 A CN 110743709A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
Abstract
The invention provides a cathode component of an electrostatic dust removal device, which relates to the field of electrostatic dust removal, in particular to a cathode component of an electrostatic dust removal device, comprising a cathode main body and a discharge component, wherein the cathode main body comprises more than two cathode cylinder monomers which are arranged along the axial direction; adjacent cathode cylinder single bodies are detachably connected together; according to the invention, the cathode component comprises more than two cathode cylinder single bodies and the design that the adjacent cathode cylinder single bodies are detachably connected, and the adjacent cathode cylinder single bodies are connected through the threads, so that the traditional manual welding is replaced, the consistency of the connection quality is ensured, the cathode cylinder single bodies are convenient to assemble and process, and the production and installation efficiency is effectively improved; and the number of the cathode cylinder monomers can be increased through threaded connection according to the dust removal requirement, so that the height of the cathode component is increased, the dust removal effect is improved, and the installation is safe.
Description
Technical Field
The invention relates to the field of electrostatic dust collection, in particular to a cathode component of an electrostatic dust collection device.
Background
Electrostatic dust collection is one of gas dust collection methods, wherein dust-containing gas is electrically separated when passing through a high-voltage electrostatic field, and dust particles are combined with negative ions and charged negatively and then tend to discharge on the surface of an anode to be deposited; in the metallurgical, chemical and other industries to purify gases or recover useful dust particles. A dust collecting method in which gas is ionized by an electrostatic field to thereby electrically adsorb dust particles to an electrode. Air molecules are ionized into positive ions and electrons in a strong electric field, and the electrons encounter dust particles in the process of rushing to the positive electrode, so that the dust particles are negatively charged and adsorbed to the positive electrode to be collected, and the dust removal effect is realized.
The prior art discloses 'an internally and externally nested cylindrical electrostatic dust collection device' with publication number CN108704766A, which has the following defects:
1. the conventional electrostatic dust removal device generally adopts a cylinder body with an upper opening and a lower opening as a cathode structure, and the cathode cylinder bodies are generally connected in a manual welding mode during assembly, so that the manual welding efficiency is low, and the consistency of welding quality cannot be ensured; when higher dust removal requirements are met, the dust removal requirements can be met only by increasing the height of the electrostatic dust removal area (cathode and anode areas), namely, another cathode cylinder can be welded upwards only on the basis of the cathode cylinder, the process often needs to work at high altitude, the welding quality cannot be guaranteed, the high altitude operation is high in risk, and the safety of constructors is threatened;
2. when the cathode component of the electrostatic dust removal device is damaged, the damaged part of the cathode component needs to be replaced and maintained, but the conventional electrostatic dust removal device is assembled in a manner that the cathode and the anode are nested with each other, so that the maintenance is troublesome and the maintenance cost is high;
3. the existing electrostatic dust removal device takes the burs formed on the cathode component as the discharge tips, the processing mode is rough, the positions of the burs on the cathode component are random and non-uniform, the formation of a three-dimensional power grid cannot be guaranteed, and the electrostatic dust removal effect of the device is not ideal.
Disclosure of Invention
The invention provides a cathode component of an electrostatic dust removal device, aiming at improving the technical problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a cathode component of an electrostatic dust removal device comprises a cathode main body and a discharge component, wherein the cathode main body comprises a cathode cylinder with an upper opening and a lower opening.
Further, the cathode cylinder comprises more than two cathode cylinder single bodies which are arranged along the axial direction; the adjacent cathode cylinder single bodies are detachably connected together.
Further, the discharge part is a discharge cylinder body, and the discharge cylinder body is sleeved on the cathode main body.
Further, the cathode main body and the discharge cylinder are located on the same central axis.
Furthermore, more than two groups of discharging pieces are uniformly arranged on the discharging cylinder along the axis direction of the discharging cylinder.
Further, each group of discharge parts comprises more than two discharge parts which are uniformly distributed along the circumferential direction of the discharge cylinder, and each discharge part extends outwards along the radial direction of the discharge cylinder to form a discharge end facing the anode part.
Further, the discharge ends of the discharge pieces are equal in distance from the inner wall of the anode part.
Furthermore, the lower end of the cathode cylinder monomer is provided with a bulge used for being installed on the cathode cylinder monomer adjacent to the lower part, and the upper end of the cathode cylinder monomer adjacent to the lower part is provided with a groove matched with the bulge.
Furthermore, the protrusion is provided with an external thread section, and an internal thread ring matched with the external thread section is formed on the inner side of the groove.
Furthermore, the outer diameter of the external thread section is equal to the inner diameter of the internal thread ring, and two adjacent cylindrical cathode single bodies are connected together through threads.
Furthermore, the device also comprises an upper connecting rod which fixedly mounts the upper end of the cathode main body on the upper connecting frame.
Furthermore, an upper connecting hole for the lower end of the upper connecting rod to correspondingly penetrate through is formed at the upper end of the cathode main body, and the upper connecting rod is fixedly connected with the upper end of the cathode main body through the upper connecting hole.
Further, the lower end of the upper connecting rod is connected with the upper end of the cathode body through an upper locking part, and the upper locking part is an upper locking nut.
Furthermore, the upper part of the upper connecting rod is connected with the upper connecting frame through a first upper nut and a second upper nut.
Further, the lower end of the cathode main body is fixedly arranged on a lower connecting rod of the lower connecting frame.
Furthermore, a lower connecting hole for the upper end of the lower connecting rod to correspondingly penetrate through is formed at the lower end of the cathode main body, and the lower connecting rod is fixedly connected with the lower end of the cathode main body through the lower connecting hole.
Furthermore, the upper end of the lower connecting rod is connected with the upper end of the cathode main body through a lower locking part, and the lower locking part is a lower locking nut.
Furthermore, the lower part of the lower connecting rod is connected with the lower connecting frame through a first lower nut and a second lower nut.
Has the advantages that:
1. according to the invention, the cathode component comprises more than two cathode cylinder single bodies and the design that the adjacent cathode cylinder single bodies are detachably connected, and the adjacent cathode cylinder single bodies are connected through the threads, so that the traditional manual welding is replaced, the consistency of the connection quality is ensured, the cathode cylinder single bodies are convenient to assemble and process, and the production and installation efficiency is effectively improved; the number of the cathode cylinder monomers can be increased through threaded connection according to the dust removal requirement, so that the height of the cathode component is increased, the dust removal effect is improved, and the installation is safe;
2. when a certain part of the cathode component is damaged, the cathode cylinder monomer thread needing to be replaced can be directly disassembled for maintenance or direct replacement, compared with the traditional cathode component adopting a welding mode, the cathode component adopting the welding method has the advantages that the maintenance is more convenient, the maintenance difficulty is effectively reduced, and the maintenance cost is reduced;
3. according to the invention, the discharge part is a discharge cylinder with an upper opening and a lower opening, the discharge cylinder is sleeved on the cathode main body, and the discharge cylinder is provided with a plurality of discharge parts which radially extend around the axis of the discharge cylinder, so that the distances between the discharge end and the anode of each discharge part are equal and fixed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a perspective view of a preferred cathode assembly and anode assembly of the present invention;
FIG. 2 is a cross-sectional view of the preferred cathode and anode assembly of the present invention;
FIG. 3 is a cross-sectional view of a preferred discharge element of the present invention;
FIG. 4 is a top view of the preferred cathode and anode assembly of the present invention;
FIG. 5 is a first sectional view of the assembly of adjacent cathode can cells according to the preferred embodiment of the present invention;
FIG. 6 is a second sectional view of the assembly of the adjacent cathode can single body according to the preferred embodiment of the present invention.
In the figure: the cathode comprises a cathode cylinder monomer-1, a cathode main body upper end-101, a cathode main body lower end-102, a discharge cylinder-2, an anode part-3, a discharge part-4, a discharge end-401, a first upper nut-5, a second upper nut-6, an upper connecting rod-7, an upper locking nut-8, a bulge-9, an external thread section-901, a groove-10, an internal thread ring-1001, a lower locking nut-11, a lower connecting rod-12, a first lower nut-13 and a second lower nut-14.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In an embodiment, referring to fig. 1 to 6, the invention provides a cathode component of an electrostatic dust collector, including a cathode main body and a discharge component, where the cathode main body includes a cathode cylinder with an upper opening and a lower opening, and the cathode cylinder includes more than two cathode cylinder monomers arranged along an axial direction; the adjacent cathode cylinder single bodies are detachably connected together; detachable connection is in the same place between adjacent cathode cylinder monomer 1, has realized the high voltage electrostatic field that the cathode body formed, discharges through the part that discharges, makes things convenient for the dismouting maintenance between the cathode cylinder body simultaneously, can get rid of the condition of dust as required and increase cathode cylinder monomer 1 quantity.
In this embodiment, in order to form a stronger high-voltage electrostatic field, and have a better discharging effect, the discharging component is a discharging cylinder 2, and the discharging cylinder 2 is sleeved on the cathode main body.
In this embodiment, the cathode body and the discharge cylinder 2 are located on the same central axis in order to achieve the best discharge effect of the formed high-voltage electrostatic field.
In this embodiment, in order to achieve consistent discharge effects at any position on the discharge tube, more than two groups of discharge members 4 are uniformly arranged on the discharge tube 2 along the axial direction of the discharge tube 2, and each group of discharge members includes more than two discharge members 4 uniformly distributed along the circumferential direction of the discharge tube.
In the present embodiment, in order to enable an arc to be formed between the discharge end 401 and the anode member 3, the discharge effect is provided uniformly, and the discharge end 401 of each of the discharge elements 4 is equidistant from the inner wall of the anode member 3.
In this embodiment, in order to realize 1 lower extreme of a negative pole section of thick bamboo monomer and 1 upper end zonulae occludens of a negative pole section of thick bamboo monomer, 1 lower extreme of a negative pole section of thick bamboo monomer is equipped with and is used for installing and is located the below adjacent protruding 9 on the negative pole section of thick bamboo monomer 1, it is adjacent to be located the below the 1 upper end of a negative pole section of thick bamboo monomer be equipped with protruding 9 matched with recess 10.
In this embodiment, the protrusion 99 and the groove 10 are more closely matched by the threaded connection of the external thread section 901 and the internal thread section, the external thread section 901 is provided on the protrusion 9, and the internal thread ring 1001 matched with the external thread section 901 is formed inside the groove 10.
In this embodiment, in order to make the external diameter of the external thread section 901 and the internal thread have better connection effect, the external diameter of the external thread section 901 is equal to the internal diameter of the internal thread ring 1001, and two adjacent cylindrical cathode units are connected together by a thread.
In this embodiment, in order to fix the upper connecting rod 7 to the upper end 101 of the cathode body, the upper connecting rod 7 is further included for fixedly mounting the upper end 101 of the cathode body on the upper connecting frame.
In this embodiment, in order to fixedly connect the upper connecting rod 7 and the cathode body upper end 101, the cathode body upper end 101 is formed with an upper connecting hole through which the lower end of the upper connecting rod 7 correspondingly passes, and the upper connecting rod 7 is fixedly connected with the cathode body upper end 101 through the upper connecting hole.
In this embodiment, in order to reinforce the fixed connection between the upper tie bar 7 and the cathode body upper end 101 and prevent the upper tie bar 7 and the cathode body from falling off due to loose connection, the lower end of the upper tie bar 7 is connected to the cathode body upper end 101 by an upper lock member, which is an upper lock nut 8.
In the embodiment, in order to realize the fixed connection between the upper connecting rod 7 and the upper connecting frame, the upper part of the upper connecting rod 7 is connected with the upper connecting frame through the first upper nut 5 and the second upper nut 6.
In this embodiment, in order to fix the lower connecting rod 12 to the lower end 102 of the cathode body, the lower connecting rod 12 is further included for fixedly mounting the lower end 102 of the cathode body on the lower connecting frame.
In this embodiment, in order to fixedly connect the lower connecting rod 12 and the cathode body lower end 102, the cathode body lower end 102 is formed with a lower connecting hole through which the upper end of the lower connecting rod 12 correspondingly passes, and the lower connecting rod 12 is fixedly connected with the cathode body lower end 102 through the lower connecting hole.
In this embodiment, in order to strengthen the fixed connection between the lower connecting rod 12 and the lower end 102 of the cathode body and prevent the lower connecting rod 12 and the cathode body from falling off due to the loose connection, the upper end of the lower connecting rod 12 is connected with the upper end 101 of the cathode body through a lower locking member, which is a lower locking nut 11.
In the embodiment, in order to fixedly connect the lower connecting rod 12 and the lower connecting frame, the lower part of the lower connecting rod 12 is connected with the lower connecting frame through a first lower nut 13 and a second lower nut 14.
The working principle in this embodiment is as follows:
the cathode main body and the discharge cylinder 2 are on the same central axis, the discharge cylinder 2 is sleeved on the cathode main body to form a high-voltage electrostatic field, discharge is performed on the anode component 3 through the discharge end 401 on the discharge part 4, the distance between the discharge end 401 of each discharge part 4 and the anode component 3 is equal, the same discharge effect can be provided, when dust-containing gas passes through the high-voltage electrostatic field, the dust-containing gas is electrically separated, and after dust particles and negative ions are combined to be charged negatively, the dust particles tend to be discharged and deposited on the surface of the anode, so that the dust removal effect is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a cathode part of electrostatic precipitator device, includes cathode main part and discharge part, its characterized in that: the cathode main body comprises a cathode cylinder with an upper opening and a lower opening.
2. The cathode assembly of claim 1, wherein the cathode cylinder comprises two or more cathode cylinder units arranged in the axial direction; the adjacent cathode cylinder single bodies are detachably connected together.
3. The cathode assembly of claim 2, wherein the discharge member is a discharge cylinder, and the discharge cylinder is sleeved on the cathode body.
4. The cathode assembly of claim 3, wherein the cathode body and the discharge cylinder are located on a same central axis.
5. The cathode assembly of claim 4, wherein the discharge cylinder has two or more groups of discharge elements arranged uniformly along the axial direction of the discharge cylinder.
6. The cathode assembly of claim 5, wherein each set of said discharge elements comprises more than two said discharge elements uniformly distributed along the circumference of said discharge cylinder, each said discharge element extending radially outward of said discharge cylinder to form a discharge end facing the anode assembly.
7. The cathode member of an electrostatic precipitator according to claim 6, wherein the discharge end of each of said discharge members is spaced from the inner wall of the anode member by the same distance.
8. The cathode assembly of claim 7, wherein the lower end of the cathode cylinder is provided with a protrusion for mounting on the adjacent lower cathode cylinder, and the upper end of the adjacent lower cathode cylinder is provided with a groove for fitting with the protrusion.
9. The cathode member for an electrostatic precipitator according to claim 8, wherein the projection is provided with an external thread section, and an internal thread ring matching the external thread section is formed inside the groove.
10. The cathode assembly of claim 9, wherein the external thread section has an outer diameter equal to an inner diameter of the internal thread ring, and two adjacent cathode units are connected together by a thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911118094.1A CN110743709A (en) | 2019-11-15 | 2019-11-15 | Cathode component of electrostatic dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911118094.1A CN110743709A (en) | 2019-11-15 | 2019-11-15 | Cathode component of electrostatic dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110743709A true CN110743709A (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911118094.1A Pending CN110743709A (en) | 2019-11-15 | 2019-11-15 | Cathode component of electrostatic dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110743709A (en) |
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2019
- 2019-11-15 CN CN201911118094.1A patent/CN110743709A/en active Pending
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