CN219718560U - Plasma generator - Google Patents
Plasma generator Download PDFInfo
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- CN219718560U CN219718560U CN202321079840.2U CN202321079840U CN219718560U CN 219718560 U CN219718560 U CN 219718560U CN 202321079840 U CN202321079840 U CN 202321079840U CN 219718560 U CN219718560 U CN 219718560U
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- Prior art keywords
- electrode plate
- cooling
- plate
- plasma generator
- heat dissipation
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- 238000001816 cooling Methods 0.000 claims abstract description 88
- 238000010992 reflux Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 55
- 230000017525 heat dissipation Effects 0.000 claims description 42
- 238000007599 discharging Methods 0.000 claims description 15
- 239000002826 coolant Substances 0.000 abstract description 36
- 230000000694 effects Effects 0.000 abstract description 24
- 238000000034 method Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Plasma Technology (AREA)
Abstract
The utility model discloses a plasma generator, which comprises an outer shell, a first electrode plate, a second electrode plate and a baffling type cooling mechanism. The first electrode plate is arranged in the outer shell, and the second electrode plate is arranged on the outer side of the first electrode plate. The baffling type cooling mechanism is arranged between the second electrode plate and the outer shell and comprises a cooling radiating plate, the cooling radiating plate is connected with one side, far away from the first electrode plate, of the second electrode plate, a plurality of groups of heat conduction bulges which are uniformly distributed are fixedly connected with one side, far away from the second electrode plate, of the cooling radiating plate, and a cooling reflux cavity is formed in the cooling radiating plate. According to the utility model, through the arrangement of the baffling type cooling mechanism, the contact effect of the cooling medium and the electrode plate is increased, the effect of cooling and radiating the electrode plate is improved, the damage of the plasma generator caused by the temperature rise of the electrode plate is reduced, and the use stability of the plasma generator is improved.
Description
Technical Field
The utility model belongs to the technical field of plasma generators, and particularly relates to a plasma generator.
Background
The plasma generator is a device for obtaining plasma by an artificial method, and mainly utilizes an external electric field or a high-frequency induction electric field to lead gas to conduct electricity, wherein the plasma ignition system is an ignition system for igniting pulverized coal by means of high-temperature plasma generated by the plasma generator, is generally used for igniting pulverized coal of a boiler of a thermal power plant and igniting pulverized coal during low-load stable combustion, and comprises the plasma generator, the plasma burner and a plasma control cabinet.
The current common plasma generator mainly comprises a positive electrode, a negative electrode, an electric arc channel, a shell and a spray pipe, wherein external gas forms plasma under the action of electric arcs of the positive electrode and the negative electrode, and the generated high-temperature plasma can be sprayed out of the spray pipe.
Most of the shells of the plasma generator are mainly made of metal materials, the electrode plates are overheated when the plasma generator is used for a long time, the plasma generator in the prior art mainly conducts heat dissipation treatment on the electrode plates in a mode of conveying cooling media to the electrode plates, however, in order to ensure the use safety of the electrode plates in the actual use process, the conveying channels of the cooling media are narrow, the contact effect of the cooling media and the electrode plates is limited, so that the cooling heat dissipation effect of the electrode plates of the plasma generator is poor, and the use stability of the plasma generator is reduced.
Accordingly, in view of the above-described problems, it is necessary to provide a plasma generator.
Disclosure of Invention
The utility model aims to provide a plasma generator so as to solve the problem that the cooling effect of the plasma generator is poor.
In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:
a plasma generator, comprising: the device comprises an outer shell, a first electrode plate, a second electrode plate and a baffling type cooling mechanism.
The first electrode plate is arranged in the outer shell, and the second electrode plate is arranged on the outer side of the first electrode plate.
The baffle-type cooling mechanism is arranged between the second electrode plate and the outer shell and comprises a cooling heat dissipation plate, the cooling heat dissipation plate is connected with one side, far away from the first electrode plate, of the second electrode plate, a plurality of groups of heat conduction protrusions which are uniformly distributed are fixedly connected with one side, far away from the second electrode plate, of the cooling heat dissipation plate, a cooling reflux cavity is formed in the cooling heat dissipation plate, a plurality of groups of auxiliary heat dissipation cavities are formed in the heat conduction protrusions, and the cooling reflux cavities and the auxiliary heat dissipation cavities are matched to form a flow guide cavity.
Further, the outside cover of first electrode plate is equipped with insulating solid fixed ring, is convenient for play insulating support spacing effect to first electrode plate through insulating solid fixed ring. An ionization conduction cavity is formed between the first electrode plate and the second electrode plate, and ionized gas is conducted and conveyed conveniently through the ionization conduction cavity.
Further, the inner wall of the outer shell is connected with a heat conducting plate, so that heat is conveniently conducted out of the cooling medium conveyed in the baffling type heat dissipation cavity through the heat conducting plate. One side of the heat conducting plate far away from the outer shell is connected with a plurality of groups of limiting protrusions which are uniformly distributed, and the cooling medium conveyed is guided and limited through the plurality of groups of limiting protrusions.
Further, the limiting protrusions and the heat conducting protrusions are distributed at intervals. Through spacing protruding and the protruding interval distribution of heat conduction, be convenient for carry out the water conservancy diversion through spacing protruding and heat conduction protruding to coolant, thereby improved coolant and second electrode plate's contact effect, improved and carried out cooling radiating effect to the second electrode plate. And the baffle type heat dissipation cavities are formed in front of the limiting protrusions and the heat conduction protrusions, so that the cooling medium can sufficiently cool and dissipate heat of the second electrode plate in a reciprocating circulation mode in the baffle type heat dissipation cavities, and the cooling and heat dissipation effects of the second electrode plate are improved.
Further, one side of the outer shell is connected with a liquid adding port, and the liquid adding port is communicated with the baffling type heat dissipation cavity, so that cooling medium can be conveniently conveyed into the baffling type heat dissipation cavity through the liquid adding port. One side of the outer shell body far away from the liquid filling port is connected with a liquid outlet, the liquid outlet is communicated with the baffling type heat dissipation cavity, and cooling medium subjected to heat exchange in the baffling type heat dissipation cavity is conveniently led out through the liquid outlet.
Further, be connected with the liquid feeding mouth on the cooling heating panel, liquid feeding mouth and liquid feeding mouth assorted are convenient for make the cooling medium of carrying in the liquid feeding mouth carry to the cooling reflux intracavity at the liquid feeding mouth to be convenient for improve the heat conduction protruding effect of cooling that dispels the heat to the second electrode plate. One side of the cooling heat dissipation plate, which is far away from the liquid adding nozzle, is connected with a liquid discharging nozzle, the liquid discharging nozzle is matched with the liquid discharging nozzle, and the cooling medium in the cooling reflux cavity is guided out through the liquid discharging nozzle. The liquid adding nozzle and the liquid discharging nozzle are communicated with the cooling reflux cavity, so that the cooling medium in the cooling reflux cavity is conveniently conducted and conveyed through the liquid adding nozzle and the liquid discharging nozzle.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, through the arrangement of the baffling type cooling mechanism, the contact effect of the cooling medium and the electrode plate is increased, the effect of cooling and radiating the electrode plate is improved, the damage of the plasma generator caused by the temperature rise of the electrode plate is reduced, and the use stability of the plasma generator is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a schematic view of a portion of a plasma generator according to an embodiment of the utility model;
FIG. 2 is a schematic diagram of the structure of FIG. 1 at A;
FIG. 3 is a schematic view of the structure of FIG. 1 at B;
fig. 4 is a perspective view of a plasma generator according to an embodiment of the utility model.
In the figure: 1. the device comprises an outer shell, a first electrode plate, a second electrode plate, a baffle cooling mechanism, a cooling radiating plate, a heat conducting protrusion, a cooling reflux cavity, an auxiliary heat radiating cavity, a heat conducting plate, a limiting protrusion, a baffle heat radiating cavity, a liquid filling opening, a liquid discharging opening, an insulating fixing ring and an ionization conduction cavity.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings. The embodiments are not intended to limit the utility model, but structural, methodological or functional modifications from the embodiments are within the scope of the utility model.
The utility model discloses a plasma generator, which is shown in fig. 1-4, and comprises: an outer shell 1, a first electrode plate 2, a second electrode plate 3 and a baffling type cooling mechanism 4.
Referring to fig. 1, a first electrode plate 2 is provided in an outer case 1, and a second electrode plate 3 is provided outside the first electrode plate 2. The plasma ionization cavity is formed by the mutual matching of the first electrode plate 2 and the second electrode plate 3, so that plasma is conveniently generated by ionizing gas by the mutual matching of the first electrode plate 2 and the second electrode plate 3.
Referring to fig. 1-2, an insulating fixing ring 5 is sleeved on the outer side of the first electrode plate 2, so that the insulating fixing ring 5 can play a role in insulating, supporting and limiting the first electrode plate 2. An ionization conduction cavity 6 is formed between the first electrode plate 2 and the second electrode plate 3, and ionized gas is conveniently conducted and conveyed by forming the ionization conduction cavity 6.
Referring to fig. 1-3, the baffling cooling mechanism 4 is arranged between the second electrode plate 3 and the outer shell 1, so that the baffling cooling mechanism 4 can assist in cooling and radiating the second electrode plate 3. The occurrence of heat accumulation of the second electrode plate 3 during long-term use is reduced.
Referring to fig. 1-3, the baffling cooling mechanism 4 includes a cooling plate 401, the cooling plate 401 is connected with one side of the second electrode plate 3 far away from the first electrode plate 2, and heat generated in the use process of the second electrode plate 3 is conducted through the cooling plate 401. The effect of cooling and radiating the second electrode plate 3 is improved. The side of the cooling heat dissipation plate 401 far away from the second electrode plate 3 is fixedly connected with a plurality of groups of heat conduction protrusions 402 which are uniformly distributed, so that the cooling medium conveyed in the baffling type heat dissipation cavity 407 is conveniently blocked and limited through the plurality of groups of heat conduction protrusions 402. Meanwhile, the heat conduction protrusion 402 is convenient to play a role in assisting in conducting heat to the cooling plate 401, and the effect of conducting heat to the second electrode plate 3 by the cooling plate 401 is improved.
Specifically, the cooling reflux cavity 403 is formed in the cooling plate 401, so that the cooling effect of the cooling medium on the cooling plate 401 is improved by the cooling medium flowing in the cooling reflux cavity 403. The heat conduction protrusions 402 are provided with auxiliary heat dissipation cavities 404, and the cooling plate 401 is subjected to auxiliary heat dissipation in a manner that a cooling medium flows in the heat conduction protrusions 402. The cooling reflux cavity 403 and the auxiliary heat dissipation cavity 404 cooperate to form a diversion cavity, and auxiliary heat dissipation is performed on the cooling heat dissipation plate 401 by a cooling medium flowing in the diversion cavity.
Referring to fig. 1 to 3, a heat conducting plate 405 is connected to the inner wall of the outer case 1, so that heat is conducted out of the cooling medium conveyed in the heat dissipation chamber 407 through the heat conducting plate 405. The side of the heat-conducting plate 405, which is far away from the outer shell 1, is connected with a plurality of groups of limiting protrusions 406 which are uniformly distributed, and the cooling medium conveyed is guided and limited through the plurality of groups of limiting protrusions 406.
Wherein, the plurality of limiting protrusions 406 are spaced apart from the heat conductive protrusions 402. Through spacing protruding 406 and heat conduction protruding 402 interval distribution, be convenient for carry out the water conservancy diversion through spacing protruding 406 and heat conduction protruding 402 to cooling medium to improve the contact effect of cooling medium and second electrode plate 3, improved the effect of cooling heat dissipation to second electrode plate 3.
Specifically, the baffle type heat dissipation cavities 407 are formed in front of the plurality of groups of limiting protrusions 406 and the heat conduction protrusions 402, so that the cooling medium can sufficiently cool and dissipate heat of the second electrode plate 3 in a reciprocating flow mode in the baffle type heat dissipation cavities 407, and the cooling and heat dissipation effects of the second electrode plate 3 are improved.
Referring to fig. 1-3, one side of the outer casing 1 is connected with a liquid filling port 408, and the liquid filling port 408 is communicated with the baffling type heat dissipation cavity 407, so that a cooling medium is conveniently conveyed into the baffling type heat dissipation cavity 407 through the liquid filling port 408. One side of the outer shell 1 far away from the liquid filling port 408 is connected with a liquid outlet 409, and the liquid outlet 409 is communicated with the baffling type heat dissipation cavity 407, so that the cooling medium after heat exchange in the baffling type heat dissipation cavity 407 is conveniently led out through the liquid outlet 409.
The cooling medium can be cooling oil, and has the advantages of good cooling effect and small adverse effect on the first electrode plate 2 and the second electrode plate 3.
Referring to fig. 1-3, a liquid filling nozzle 410 is connected to the cooling heat dissipation plate 401, and the liquid filling nozzle 410 is matched with the liquid filling opening 408, so that the cooling medium conveyed in the liquid filling nozzle 410 is conveyed into the cooling reflux cavity 403 through the liquid filling nozzle 410, and the effect of heat dissipation and cooling of the second electrode plate 3 by the heat conduction protrusion 402 is improved. The cooling plate 401 is connected with the fluid-discharge mouth 411 in the side of keeping away from liquid filling mouth 410, and fluid-discharge mouth 411 and fluid-discharge mouth 409 phase-match, carries out the derivation to the coolant in the cooling reflux chamber 403 through fluid-discharge mouth 411. The liquid adding nozzle 410 and the liquid discharging nozzle 411 are communicated with the cooling reflux cavity 403, so that the cooling medium in the cooling reflux cavity 403 is conveniently conducted and conveyed through the liquid adding nozzle 410 and the liquid discharging nozzle 411.
When the cooling device is specifically used, during the use of the second electrode plate 3, the cooling plate 401 is used for cooling and radiating the second electrode plate 3, the cooling medium is added into the baffling type heat dissipation cavity 407 through the liquid filling opening 408, and the cooling medium is fully contacted with the cooling plate 401 in a manner of reciprocating baffling in the baffling type heat dissipation cavity 407, so that the cooling medium is fully cooled and radiated to the cooling plate 401. Meanwhile, the cooling medium after heat exchange can be cooled and radiated by the heat conducting plate 405 and the outer case 1.
In addition, a part of the cooling medium conveyed in the filling opening 408 can be conveyed into the diversion cavity under the action of the filling nozzle 410, and the cooling medium flows in the diversion cavity. The cooling medium is fully contacted with the cooling plate 401, the effect of the cooling plate 401 on radiating and cooling the second electrode plate 3 is improved, the condition that the second electrode plate 3 is overheated in the use process is reduced, and the use stability of the plasma generator is improved.
The technical scheme shows that the utility model has the following beneficial effects:
according to the utility model, through the arrangement of the baffling type cooling mechanism, the contact effect of the cooling medium and the electrode plate is increased, the effect of cooling and radiating the electrode plate is improved, the damage of the plasma generator caused by the temperature rise of the electrode plate is reduced, and the use stability of the plasma generator is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.
Claims (6)
1. A plasma generator, comprising:
an outer case (1);
the first electrode plate (2) is arranged in the outer shell (1), and a second electrode plate (3) is arranged on the outer side of the first electrode plate (2);
the baffle-type cooling mechanism (4) is arranged between the second electrode plate (3) and the outer shell (1), the baffle-type cooling mechanism (4) comprises a cooling radiating plate (401), the cooling radiating plate (401) is connected with one side, away from the first electrode plate (2), of the second electrode plate (3), a plurality of groups of evenly distributed heat conduction protrusions (402) are fixedly connected to one side, away from the second electrode plate (3), of the cooling radiating plate (401), cooling reflux cavities (403) are formed in the cooling radiating plate (401), auxiliary radiating cavities (404) are formed in the heat conduction protrusions (402), and the cooling reflux cavities (403) and the auxiliary radiating cavities (404) are matched to form flow guide cavities.
2. A plasma generator according to claim 1, characterized in that the outer side of the first electrode plate (2) is sleeved with an insulating fixing ring (5), and an ionization conduction cavity (6) is formed between the first electrode plate (2) and the second electrode plate (3).
3. A plasma generator according to claim 1, characterized in that the inner wall of the outer housing (1) is connected with a heat conducting plate (405), and that a side of the heat conducting plate (405) remote from the outer housing (1) is connected with a plurality of groups of evenly distributed limit protrusions (406).
4. A plasma generator according to claim 3, characterized in that a plurality of sets of the limit protrusions (406) are spaced apart from the heat conducting protrusions (402), and that a baffle-type heat dissipation chamber (407) is formed before the plurality of sets of limit protrusions (406) and the heat conducting protrusions (402).
5. The plasma generator of claim 4, wherein one side of the outer housing (1) is connected with a liquid filling port (408), the liquid filling port (408) is communicated with the baffling type heat dissipation cavity (407), one side of the outer housing (1) away from the liquid filling port (408) is connected with a liquid discharging port (409), and the liquid discharging port (409) is communicated with the baffling type heat dissipation cavity (407).
6. The plasma generator of claim 5, wherein the cooling heat dissipation plate (401) is connected with a liquid filling nozzle (410), the liquid filling nozzle (410) is matched with the liquid filling opening (408), one side, far away from the liquid filling nozzle (410), of the cooling heat dissipation plate (401) is connected with a liquid discharging nozzle (411), the liquid discharging nozzle (411) is matched with the liquid discharging opening (409), and the liquid filling nozzle (410) and the liquid discharging nozzle (411) are both communicated with the cooling reflux cavity (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321079840.2U CN219718560U (en) | 2023-05-08 | 2023-05-08 | Plasma generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321079840.2U CN219718560U (en) | 2023-05-08 | 2023-05-08 | Plasma generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219718560U true CN219718560U (en) | 2023-09-19 |
Family
ID=87977247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321079840.2U Active CN219718560U (en) | 2023-05-08 | 2023-05-08 | Plasma generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219718560U (en) |
-
2023
- 2023-05-08 CN CN202321079840.2U patent/CN219718560U/en active Active
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