CN219811436U - Arc extinguishing chamber structure of vacuum circuit breaker - Google Patents
Arc extinguishing chamber structure of vacuum circuit breaker Download PDFInfo
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- CN219811436U CN219811436U CN202321103575.7U CN202321103575U CN219811436U CN 219811436 U CN219811436 U CN 219811436U CN 202321103575 U CN202321103575 U CN 202321103575U CN 219811436 U CN219811436 U CN 219811436U
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- fixedly connected
- storage tank
- circuit breaker
- oil
- piece
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- 238000004880 explosion Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Abstract
The utility model discloses an arc extinguish chamber structure of a vacuum circuit breaker, which belongs to the technical field of circuit breakers, and comprises an outer shell, wherein a heat radiating component is arranged outside the outer shell, the heat radiating component comprises a storage part, the bottom of the storage part is fixedly connected with a connecting part, the periphery of the outer part of the connecting part is fixedly connected with a plurality of blades, one side of the storage part is fixedly connected with an oil storage tank through a pipeline, one side of the oil storage tank is fixedly connected with a transparent plate, one side of the transparent plate is fixedly connected with a monitor, the top of the oil storage tank is fixedly connected with a filter screen, the contact area of heat conducting oil and air is increased through the blades, the speed of taking away heat by the air is improved, the heat radiating effect is improved, the temperature inside the outer shell is effectively reduced, the bellows is prevented from being heated to reduce the service life due to heat accumulation inside the outer shell, and the heat conducting oil inside the storage part and the connecting part is convenient to replace through an electromagnetic valve.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to an arc extinguishing chamber structure of a vacuum circuit breaker.
Background
The vacuum circuit breaker is a circuit breaker for completing arc extinction by utilizing vacuum, and the vacuum arc chamber in the vacuum circuit breaker can rapidly extinguish an arc and inhibit current after a power supply of a medium-high voltage circuit is cut off through excellent insulativity, so that accidents and accidents are avoided.
Chinese patent publication No. CN214254250U discloses a vacuum interrupter structure of circuit breaker, at the during operation, vacuum interrupter is breaking big short circuit current after, waste heat transfer on the conducting rod is to the conducting rod, then the conducting rod transfers the heat again to the conducting strip on, the conducting strip contacts with the air, the heat is taken away by the air that flows, in this process, the insulating tube has isolated conducting tube and bellows for the heat no longer transfers the bellows for the damage that the bellows brought is given to the effectual high temperature that has prevented, has prolonged the life of bellows.
Although the application satisfies the use requirement of a user to a certain extent, certain defects still exist in the use process, and the specific problems are that the existing device realizes heat dissipation by leading out the internal temperature through the heat conducting fin, the heat dissipation effect is poor, so that the internal heat accumulation of the device is difficult to completely isolate the temperature, the situation that the corrugated pipe is heated still occurs, the service life of the corrugated pipe is reduced, and the practicality is poor.
Disclosure of Invention
The present utility model is directed to an arc extinguishing chamber structure of a vacuum circuit breaker, so as to solve the problems set forth in the background art.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an explosion chamber structure of vacuum circuit breaker, includes the shell body, the externally mounted of shell body has the radiator unit, the radiator unit includes the storage piece, the bottom fixedly connected with connecting piece of storage piece, the outside fixedly connected with a plurality of blade all around of connecting piece, one side of storage piece is through pipeline fixedly connected with oil storage tank, one side fixedly connected with transparent plate of oil storage tank, one side fixedly connected with monitor of transparent plate, the top fixedly connected with filter screen of oil storage tank.
The top of oil storage tank is outside fixedly connected with top cap, the bottom fixedly connected with of connecting piece goes out oil pipe, the one end fixedly connected with solenoid valve that goes out oil pipe.
The top and the bottom of shell body are fixedly connected with top cap and base respectively, the inside fixedly connected with conducting rod of shell body, one side fixedly connected with mounting of shell body, the inside fixedly connected with bellows and the thermal insulation pipe of shell body.
The transparent plate is characterized in that scales are arranged on one side of the transparent plate, the storage piece is annular, an annular cavity is formed in the storage piece, a cavity is formed in the connecting piece, and the bottom of the cavity of the storage piece is communicated with the cavity of the connecting piece.
The top of the top cap is conical, a thermal insulation pipe is fixedly sleeved outside the storage piece, and the oil storage tank is fixedly connected with the fixing piece.
Compared with the prior art, the utility model has the following beneficial effects:
firstly, increase the area of contact of conduction oil and air through the blade, improve the air and take away thermal speed, improve the radiating effect, effectively reduce the inside temperature of shell body, avoid the inside heat accumulation of shell body to lead to the bellows to be heated and reduce life, be convenient for change storage part and the inside conduction oil of connecting piece through an oil outlet pipe solenoid valve.
Secondly, make the storage part inside be full of conduction oil all the time through the oil storage tank, guarantee the radiating effect of storage part, connecting piece and blade to the expend with heat and contract with cold of conduction oil of being convenient for monitors the liquid level of the inside conduction oil of oil storage tank through transparent plate and monitor, prevents that the inside oil mass of oil storage tank from influencing the heat dissipation too little.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural view of an arc chute structure of a vacuum circuit breaker of the present utility model;
FIG. 2 is a schematic diagram of a heat dissipation mechanism according to the present utility model;
FIG. 3 is a schematic view of the top hat mounting structure of the present utility model;
in the figure: 1. an outer housing; 2. a top cover; 3. a base; 4. a conductive rod; 5. a fixing member; 6. a heat dissipation assembly; 601. a storage member; 602. a connecting piece; 603. a blade; 604. an oil outlet pipe; 605. an electromagnetic valve; 606. an oil storage tank; 607. a monitor; 608. a transparent plate; 609. a filter screen; 610. a top cap; 7. a bellows; 8. a thermal insulation pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides an explosion chamber structure of vacuum circuit breaker, including shell body 1, the externally mounted of shell body 1 has radiator unit 6, and radiator unit 6 includes storage piece 601, the bottom fixedly connected with connecting piece 602 of storage piece 601, the outside fixedly connected with a plurality of blade 603 all around of connecting piece 602, one side of storage piece 601 is through pipeline fixedly connected with oil storage tank 606, one side fixedly connected with transparent plate 608 of oil storage tank 606, one side fixedly connected with monitor 607 of transparent plate 608, the top fixedly connected with filter screen 609 of oil storage tank 606.
After heat generated by the outer shell 1 is absorbed by heat conduction oil inside the storage part 601 and the connecting part 602, heat of the heat conduction oil is transferred to the blades 603, the contact area between the blades 603 and air is far larger than that of the storage part 601 and the connecting part 602, so that the heat can be quickly taken away by external air flow, rapid heat dissipation is realized, when the heat conduction oil is heated and expanded, redundant heat conduction oil enters the inside of the oil storage tank 606, and when the heat conduction oil is cooled and contracted, the heat conduction oil inside the oil storage tank 606 enters the inside of the storage part 601, so that the oil inside the storage part 601, the connecting part 602 and the blades 603 is always filled, the contact area between the oil inside the storage part 601 and the outside is reduced, and the oxidation speed of the oil is slowed down.
Top end outside fixedly connected with top cap 610 of oil storage tank 606 for prevent that external debris from falling on filter screen 609, improve filter screen 609's life, avoid frequent change, filter screen 609 is used for preventing debris entering oil storage tank 606 inside pollution conduction oil, the bottom fixedly connected with of connecting piece 602 goes out oil pipe 604, the one end fixedly connected with solenoid valve 605 of oil pipe 604, the bottom and the external conveying mechanism of oil pipe 604 are connected, be convenient for take out the conduction oil from storage piece 601 and pour into the conduction oil into in the storage piece 601 into, be convenient for change the conduction oil.
Top and bottom of shell body 1 are fixedly connected with top cap 2 and base 3 respectively, and the inside fixedly connected with conducting rod 4 of shell body 1, one side fixedly connected with mounting 5 of shell body 1, the inside fixedly connected with bellows 7 and thermal insulation pipe 8 of shell body 1, thermal insulation pipe 8 are used for the temperature of isolated storage spare 601, make the temperature of reducing bellows 7, extension bellows 7's life.
One side of the transparent plate 608 is provided with scales, so that the height of the oil level in the oil storage tank 606 can be observed in real time, the oil level can be conveniently and timely supplemented, the storage part 601 is annular and is internally provided with an annular cavity, the inside of the connecting part 602 is provided with a cavity, and the bottom of the cavity of the storage part 601 is communicated with the cavity of the connecting part 602.
The square groove has been seted up to the inside of blade 603, and square groove and the inside cavity intercommunication of connecting piece 602 make the conduction oil can get into inside blade 603, greatly increased radiating efficiency, the inner wall fixedly connected with conducting rod 4 of storing piece 601 and connecting piece 602 makes the heat of conducting rod 4 can directly transmit to in the conduction oil in storing piece 601 and the connecting piece 602.
The top of top cap 610 is the toper, makes debris be difficult to be detained, and the outside fixed thermal insulation pipe 8 that has cup jointed of storage piece 601, and oil storage tank 606 and mounting 5 fixed connection, monitor 607 are used for monitoring the inside conduction oil liquid level of oil storage tank 606, prevent that the liquid level from being too low from leading to storage piece 601 radiating effect to reduce, leave the gap between the top opening of top cap 610 and oil storage tank 606, and oil storage tank 606 carries out the gas exchange with the external world when being convenient for the thermal expansion and contraction of conduction oil.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides an explosion chamber structure of vacuum circuit breaker, includes shell body (1), its characterized in that: the utility model discloses a heat radiation device for the oil storage tank, including shell body (1), heat radiation component (6) are installed to the outside of shell body (1), heat radiation component (6) are including storage piece (601), the bottom fixedly connected with connecting piece (602) of storage piece (601), the outside fixedly connected with a plurality of blade (603) all around of connecting piece (602), one side of storage piece (601) is through pipeline fixedly connected with oil storage tank (606), one side fixedly connected with transparent plate (608) of oil storage tank (606), one side fixedly connected with monitor (607) of transparent plate (608), top fixedly connected with filter screen (609) of oil storage tank (606).
2. The arc chute structure of a vacuum circuit breaker according to claim 1, wherein: top end outside fixedly connected with top cap (610) of oil storage tank (606), the bottom fixedly connected with of connecting piece (602) goes out oil pipe (604), the one end fixedly connected with solenoid valve (605) that goes out oil pipe (604).
3. The arc chute structure of a vacuum circuit breaker according to claim 1, wherein: top and bottom of shell body (1) are fixedly connected with top cap (2) and base (3) respectively, the inside fixedly connected with conducting rod (4) of shell body (1), one side fixedly connected with mounting (5) of shell body (1), the inside fixedly connected with bellows (7) and thermal-insulated pipe (8) of shell body (1).
4. The arc chute structure of a vacuum circuit breaker according to claim 1, wherein: one side of the transparent plate (608) is provided with scales, the storage piece (601) is annular, an annular cavity is formed in the storage piece, a cavity is formed in the connecting piece (602), and the bottom of the cavity of the storage piece (601) is communicated with the cavity of the connecting piece (602).
5. The arc chute structure of a vacuum circuit breaker according to claim 1, wherein: the inside of blade (603) has seted up square groove, square groove and connecting piece (602) inside cavity intercommunication.
6. The arc chute structure of a vacuum circuit breaker according to claim 2, wherein: the top of top cap (610) is the toper, the outside fixed cup joint of storage piece (601) has insulated pipe (8), oil storage tank (606) and mounting (5) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321103575.7U CN219811436U (en) | 2023-05-10 | 2023-05-10 | Arc extinguishing chamber structure of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321103575.7U CN219811436U (en) | 2023-05-10 | 2023-05-10 | Arc extinguishing chamber structure of vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219811436U true CN219811436U (en) | 2023-10-10 |
Family
ID=88212014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321103575.7U Active CN219811436U (en) | 2023-05-10 | 2023-05-10 | Arc extinguishing chamber structure of vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219811436U (en) |
-
2023
- 2023-05-10 CN CN202321103575.7U patent/CN219811436U/en active Active
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