CN209895947U - Cooling device of circuit breaker - Google Patents
Cooling device of circuit breaker Download PDFInfo
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- CN209895947U CN209895947U CN201921047637.0U CN201921047637U CN209895947U CN 209895947 U CN209895947 U CN 209895947U CN 201921047637 U CN201921047637 U CN 201921047637U CN 209895947 U CN209895947 U CN 209895947U
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- circuit breaker
- heat dissipation
- heat
- fixedly connected
- cooling device
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Abstract
The utility model discloses a cooling device of circuit breaker, including setting up the circuit breaker casing on the circuit breaker, be equipped with the heat conduction metal sheet in the circuit breaker casing, the lateral wall all around of heat conduction metal sheet and the inner wall fixed connection all around of circuit breaker casing, be equipped with the heat dissipation chamber between heat conduction metal sheet and the circuit breaker casing, a plurality of fin of equidistant fixedly connected with on the lateral wall of heat dissipation chamber one side are close to the heat conduction metal sheet, it is equipped with the rectangle mounting groove to run through on the lateral wall that the circuit breaker casing is close to heat dissipation chamber one side, fixedly connected with radiator fan group on the inner wall of rectangle mounting groove, equidistant running through being equipped with a plurality of ventilation holes on the lateral wall. The utility model discloses it is rational in infrastructure, can conveniently conduct the heat that the circuit breaker produced effectively to through the forced air cooling heat dissipation promotion thermal row, realize the heat dissipation and the cooling to the circuit breaker, the life of circuit breaker can be prolonged in good heat dissipation cooling.
Description
Technical Field
The utility model relates to a circuit breaker technical field especially relates to a cooling device of circuit breaker.
Background
The circuit breaker is a switching device capable of closing, bearing and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a specified time, and is widely applied to the field of power distribution and power transmission. The existing circuit breaker generally lacks the functions of heat dissipation and cooling, and can not effectively conduct the heat generated by the circuit breaker and dissipate the heat, so that the aging of the circuit breaker can be accelerated, and the service life of the circuit breaker is shortened. To this end, we propose a cooling device of a circuit breaker to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a cooling device of circuit breaker, is including setting up the circuit breaker casing on the circuit breaker, be equipped with the heat conduction metal sheet in the circuit breaker casing, the lateral wall all around of heat conduction metal sheet and the inner wall fixed connection all around of circuit breaker casing, be equipped with the heat dissipation chamber between heat conduction metal sheet and the circuit breaker casing, a plurality of fin of equidistant fixedly connected with on the lateral wall of heat dissipation chamber one side are close to the heat conduction metal sheet, it is equipped with the rectangle mounting groove to run through on the lateral wall of heat dissipation chamber one side to run through on the circuit breaker casing, fixedly connected with radiator fan group on the inner wall of rectangle mounting groove, equidistant running through being equipped with a plurality.
Preferably, the plurality of radiating fins are all arranged in the radiating cavity along the horizontal direction.
Preferably, radiator fan group comprises two fans and two filter screens, two the fan corresponds the setting each other one on the other, two the filter screen sets up respectively in one side that the heat dissipation chamber was kept away from to two fans, two all around of filter screen all with radiator fan group's lateral wall fixed connection.
Preferably, it is a plurality of the ventilation hole is corresponding with radiator fan group position, and is a plurality of the ventilation hole all sets up to rectangular rectangle, and is a plurality of one side that the heat dissipation chamber was kept away from in the ventilation hole all is equipped with curved eaves.
Preferably, it is a plurality of one side of curved eaves all with the lateral wall fixed connection of the circuit breaker casing of a plurality of ventilation hole upper ends, a plurality of curved eaves all sets up to rectangular arc.
Preferably, equal fixedly connected with installation piece on the upper and lower both ends lateral wall of circuit breaker casing, the installation piece sets up to rectangular rectangle, equidistant four mounting holes that are equipped with are run through to the lateral wall of installation piece.
The utility model discloses following beneficial effect has:
1. by arranging the heat-conducting metal plate, the plurality of radiating fins and the radiating cavity, the heat-conducting metal plate can more conveniently and effectively conduct the heat generated by the circuit breaker to the radiating fins and then is radiated to the air around the radiating cavity through the radiating fins;
2. through the arrangement of the cooling fan group, the two fans on the cooling fan group can perform air cooling heat dissipation on the plurality of cooling fins, so that heat dissipation and cooling of the circuit breaker are realized, and impurities can be prevented from entering the cooling cavity when the two fans work;
3. through the arrangement of the plurality of vent holes and the bent eaves, hot air blown by the radiating fan set through the radiating fins can be exhausted through the vent holes, and impurities can be prevented from entering the bent eaves;
4. through setting up installation piece and mounting hole, during the use, available construction bolt cooperatees with the mounting hole, with installation piece together with circuit breaker casing fixed mounting, easy to assemble.
To sum up, the utility model discloses it is rational in infrastructure, can conveniently conduct the heat that the circuit breaker produced effectively to promote thermal row through the forced air cooling heat dissipation, realize the heat dissipation and the cooling to the circuit breaker, and can prevent that impurity from getting into.
Drawings
Fig. 1 is a schematic side view of a cooling device of a circuit breaker according to the present invention;
fig. 2 is a schematic rear view of a cooling device of a circuit breaker according to the present invention;
fig. 3 is a schematic diagram of a right side appearance structure of a cooling device of a circuit breaker according to the present invention;
fig. 4 is a schematic diagram of a left side appearance structure of a cooling device of a circuit breaker according to the present invention.
In the figure: the circuit breaker comprises a circuit breaker shell 1, a heat conducting metal plate 2, a heat dissipation cavity 3, heat dissipation fins 4, a heat dissipation fan set 5, a vent hole 6, a bent eave 7, a fan 8, a filter screen 9, a mounting block 10 and a mounting hole 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a cooling device of a circuit breaker comprises a circuit breaker shell 1 arranged on the circuit breaker, a heat conducting metal plate 2 is arranged in the circuit breaker shell 1, the peripheral side wall of the heat conducting metal plate 2 is fixedly connected with the peripheral inner wall of the circuit breaker shell 1, a heat dissipation cavity 3 is arranged between the heat conducting metal plate 2 and the circuit breaker shell 1, a plurality of heat dissipation fins 4 are fixedly connected with the side wall of the heat conducting metal plate 2 close to one side of the heat dissipation cavity 3 at equal intervals, the plurality of heat dissipation fins 4 are all arranged in the heat dissipation cavity 3 along the horizontal direction, one side of the heat conducting metal plate 2 far away from the heat dissipation cavity 3 is connected with the, through setting up heat conduction metal sheet 2, a plurality of fin 4 and heat dissipation chamber 3, heat conduction metal sheet 2 can be more convenient conduct the heat that the circuit breaker produced effectively to the fin 4 on, in the air around the heat dissipation chamber 3 is given off again through fin 4.
Wherein, it is equipped with the rectangle mounting groove to run through on the lateral wall that circuit breaker casing 1 is close to heat dissipation chamber 3 one side, fixedly connected with radiator fan group 5 on the inner wall of rectangle mounting groove, radiator fan group 5 comprises two fans 8 and two filter screens 9, two fans 8 correspond the setting each other one on the other, two fans 8 are facing a plurality of fin 4, two filter screens 9 set up the one side of keeping away from heat dissipation chamber 3 at two fans 8 respectively, all around of two filter screens 9 all with radiator fan group 5's lateral wall fixed connection, through setting up radiator fan group 5, two fans 8 on radiator fan group 5 can carry out the forced air cooling heat dissipation to a plurality of fin 4, realize heat dissipation and cooling to the circuit breaker, two filter screens 9 can avoid two fans 8 to get into in heat dissipation chamber 3 at the during operation impurity.
Wherein, equidistant a plurality of ventilation holes 6 that run through on the lateral wall of 1 opposite side of circuit breaker casing, a plurality of ventilation holes 6 are corresponding with 5 positions of radiator fan group, a plurality of ventilation holes 6 all set up to rectangular rectangle, one side that heat dissipation chamber 3 was kept away from to a plurality of ventilation holes 6 all is equipped with curved eaves 7, one side of a plurality of curved eaves 7 all with the circuit breaker casing 1's of a plurality of ventilation holes 6 upper ends lateral wall fixed connection, a plurality of curved eaves 7 all set up to rectangular arc, through setting up a plurality of ventilation holes 6 and curved eaves 7, radiator fan group 5 that can arrange away in ventilation hole 6 blows through fin 4 hot-blast, curved eaves 7 set up and can prevent that impurity.
Wherein, equal fixedly connected with installation piece 10 on the upper and lower both ends lateral wall of circuit breaker casing 1, installation piece 10 sets up to rectangular rectangle, and equidistant run through is equipped with four mounting holes 11 on the lateral wall of installation piece 10, through setting up installation piece 10 and mounting hole 11, during the use, available construction bolt cooperatees with mounting hole 11, will install piece 10 together with circuit breaker casing 1 fixed mounting good, easy to assemble.
The utility model discloses in, during the use, available construction bolt cooperatees with mounting hole 11, with installation piece 10 together with 1 fixed mounting of circuit breaker casing, easy to assemble, in operation, heat conduction metal sheet 2 can be more convenient conduct the heat that the circuit breaker produced to fin 4 effectively, distribute to the heat dissipation chamber 3 through fin 4 again and go in the air around, two fans 8 on the radiator fan group 5 can carry out the forced air cooling heat dissipation to a plurality of fin 4, the hot-blast that radiator fan group 5 blown fin 4 can be arranged away in ventilation hole 6.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A cooling device of a circuit breaker comprises a circuit breaker shell (1) arranged on the circuit breaker, it is characterized in that a heat-conducting metal plate (2) is arranged in the breaker shell (1), the peripheral side walls of the heat-conducting metal plates (2) are fixedly connected with the peripheral inner walls of the breaker shell (1), a heat dissipation cavity (3) is arranged between the heat conduction metal plate (2) and the breaker shell (1), a plurality of radiating fins (4) are fixedly connected on the side wall of the heat-conducting metal plate (2) close to one side of the radiating cavity (3) at equal intervals, a rectangular mounting groove is arranged on the side wall of the circuit breaker shell (1) close to one side of the heat dissipation cavity (3) in a penetrating way, fixedly connected with radiator fan group (5) on the inner wall of rectangle mounting groove, equidistant a plurality of ventilation holes (6) of being equipped with run through on the lateral wall of circuit breaker casing (1) opposite side.
2. A cooling arrangement of a circuit breaker according to claim 1, characterized in that a plurality of heat sinks (4) are arranged in the heat dissipation chamber (3) in a horizontal direction.
3. The cooling device for the circuit breaker according to claim 1, wherein the cooling fan set (5) comprises two fans (8) and two filter screens (9), the two fans (8) are disposed in a mutually corresponding manner, the two filter screens (9) are respectively disposed on one side of the two fans (8) away from the heat dissipation chamber (3), and the peripheries of the two filter screens (9) are fixedly connected with the outer side wall of the cooling fan set (5).
4. The cooling device of the circuit breaker according to claim 1, wherein a plurality of the ventilation holes (6) correspond to the position of the heat dissipation fan set (5), the plurality of the ventilation holes (6) are all arranged in a long rectangular shape, and a curved brim (7) is arranged on one side of the plurality of the ventilation holes (6) far away from the heat dissipation cavity (3).
5. A cooling device of a circuit breaker according to claim 4, characterized in that one side of the curved eaves (7) is fixedly connected with the side wall of the circuit breaker housing (1) at the upper end of the vent holes (6), and the curved eaves (7) are arranged in a long arc shape.
6. The cooling device of the circuit breaker according to claim 1, wherein the circuit breaker housing (1) is fixedly connected with mounting blocks (10) on the side walls of the upper and lower ends, the mounting blocks (10) are arranged in a long rectangular shape, and four mounting holes (11) are formed on the side walls of the mounting blocks (10) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921047637.0U CN209895947U (en) | 2019-07-07 | 2019-07-07 | Cooling device of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921047637.0U CN209895947U (en) | 2019-07-07 | 2019-07-07 | Cooling device of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209895947U true CN209895947U (en) | 2020-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921047637.0U Active CN209895947U (en) | 2019-07-07 | 2019-07-07 | Cooling device of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209895947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053682A (en) * | 2021-03-09 | 2021-06-29 | 北京北元电器有限公司 | Air-cooled air pipe, ventilation housing and multipoint cooling device for circuit breaker |
-
2019
- 2019-07-07 CN CN201921047637.0U patent/CN209895947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053682A (en) * | 2021-03-09 | 2021-06-29 | 北京北元电器有限公司 | Air-cooled air pipe, ventilation housing and multipoint cooling device for circuit breaker |
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