CN211016902U - Outdoor high-voltage vacuum circuit breaker - Google Patents
Outdoor high-voltage vacuum circuit breaker Download PDFInfo
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- CN211016902U CN211016902U CN201922053284.1U CN201922053284U CN211016902U CN 211016902 U CN211016902 U CN 211016902U CN 201922053284 U CN201922053284 U CN 201922053284U CN 211016902 U CN211016902 U CN 211016902U
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- circuit breaker
- breaker body
- panel
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Abstract
The utility model relates to a high-voltage electrical equipment field, concretely relates to is an outdoor high-voltage vacuum circuit breaker, including the circuit breaker body, circuit breaker body both sides are provided with a set of utmost point post group respectively, and this internal vacuum arc control device that is provided with of circuit breaker is drawn together three utmost point posts to every utmost point post group, and wherein circuit breaker body inner wall is provided with the thermal balance layer, and the thermal balance layer is including accuse temperature board and panel, another side and panel laminating, and the one side of accuse temperature board towards the panel is provided with the recess. Through set up the thermal balance layer in the circuit breaker body, wherein the control by temperature change board reduces the heat exchange efficiency of circuit breaker body and external environment through its self structure and the air recess that sets up in it for external environment is overheated or the undercooling all is difficult to cause the influence to this internal vacuum arc extinguishing device of circuit breaker. The problem of current outdoor vacuum circuit breaker difficult to the extreme operational environment of anti part, receive external temperature to influence under some extreme environment probably to this internal vacuum arc extinguishing device of circuit breaker cause the influence on the performance is solved.
Description
Technical Field
The utility model relates to a high-voltage electrical equipment field, concretely relates to outdoor high-voltage vacuum circuit breaker.
Background
The vacuum circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and closing, carrying, and opening/closing a current under an abnormal circuit condition within a prescribed time.
The high-voltage vacuum circuit breaker with model ZW20B is mainly suitable for outdoor situations, the working environment is mostly 10kV or 12kV, the working environment is called as high-voltage environment in the industry, so the high-voltage vacuum circuit breaker is called as a high-voltage vacuum circuit breaker, and the influence of external temperature on the performance of a vacuum arc-extinguishing device in the circuit breaker body can be caused under some extreme environments.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the difficult extreme operational environment to the anti part of current outdoor vacuum circuit breaker, receive the problem that external temperature influences probably to cause influence on the performance to this internal vacuum arc extinguishing device of circuit breaker under some extreme environment, provide an outdoor high-pressure vacuum circuit breaker.
The technical scheme who adopts is, an outdoor high-pressure vacuum circuit breaker includes the circuit breaker body, and circuit breaker body both sides are provided with a set of utmost point post group respectively, and every group utmost point post group includes three utmost point posts, this internal vacuum arc control device that is provided with of circuit breaker, and wherein circuit breaker body inner wall is provided with the thermal balance layer, and the thermal balance layer includes temperature control board and panel, and the laminating of temperature control board one side and circuit breaker body inner wall, another side and panel laminating, the one side of temperature control board towards the panel is provided with the recess.
Furthermore, a protruding part is arranged between the adjacent grooves and is attached to the panel.
Optionally, the bottom of the groove is provided with a first inclined surface and a second inclined surface, and the inclination angle of the first inclined surface is smaller than that of the second inclined surface.
Optionally, the thickness of the temperature control plate is 5-12 mm, the thickness of the panel is 3-5 mm, and the depth of the groove is half of the thickness of the temperature control plate.
Further, vacuum arc control device includes bellows, bellows shield cover, uide bushing, moves end and quiet end, moves the end and is connected with the conducting rod of circuit breaker body one side utmost point post, and quiet end is connected with the conducting rod of circuit breaker body opposite side utmost point post, and bellows and uide bushing all seal in the bellows shield cover, and bellows one end is passed through the uide bushing and is connected with moving the end, and the bellows other end is connected with quiet end.
Furthermore, a mechanism cover is arranged on one side face of the circuit breaker body, and an energy storage indicator, a manual energy storage handle, a switching indicator and a manual switching handle are respectively arranged on the mechanism cover.
The utility model has the advantages that at least one of the following advantages is included;
1. through set up the thermal balance layer in the circuit breaker body, wherein the control by temperature change board reduces the heat exchange efficiency of circuit breaker body and external environment through its self structure and the air recess that sets up in it for external environment is overheated or the undercooling all is difficult to cause the influence to this internal vacuum arc extinguishing device of vacuum circuit breaker.
2. The problem of current outdoor vacuum circuit breaker difficult to the extreme operational environment of anti part, receive external temperature to influence under some extreme environment probably to this internal vacuum arc extinguishing device of circuit breaker cause the influence on the performance is solved.
Drawings
Fig. 1 is a schematic diagram of an internal structure of an outdoor high-voltage vacuum circuit breaker;
fig. 2 is a schematic view of an outdoor high voltage vacuum circuit breaker;
fig. 3 is a schematic top view of an outdoor high voltage vacuum circuit breaker;
FIG. 4 is a schematic view of a thermal balancing layer structure;
labeled as: the circuit breaker comprises a circuit breaker body 1, a top cover 2, a resin sleeve 3, a conductive rod 4, a corrugated pipe 5, a static end 6, a corrugated pipe shielding cover 7, a guide sleeve 8, a movable end 9, an insulating connecting rod 10, an insulating movable rod 11, a pressing part 12, an energy storage indicator 13, a mechanism cover 14, a manual energy storage handle 15, a separating and combining indicator 16, a manual separating and combining handle 17, a thermal balance layer 31, a temperature control plate 32, a panel 33, a groove 34, a protruding part 35, a first inclined surface 36 and a second inclined surface 37.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, an outdoor high-voltage vacuum circuit breaker includes circuit breaker body 1, 1 both sides of circuit breaker body are provided with a set of utmost point post group respectively, every group utmost point post group includes three utmost point posts, this internal vacuum arc extinguishing device that is provided with of circuit breaker, wherein 1 inner wall of circuit breaker body is provided with thermal balance layer 31, thermal balance layer 31 includes accuse temperature board 32 and panel 33, accuse temperature board 32 one side and the laminating of 1 inner wall of circuit breaker body, the another side and the laminating of panel 33, accuse temperature board 32 is provided with recess 34 towards the one side of panel 33.
Through set up the thermal balance layer in the circuit breaker body, wherein the control by temperature change board reduces the heat exchange efficiency of circuit breaker body and external environment through its self structure and the air recess that sets up in it for external environment is overheated or the undercooling all is difficult to cause the influence to this internal vacuum arc extinguishing device of vacuum circuit breaker. The problem of current outdoor vacuum circuit breaker difficult to the extreme operational environment of anti part, receive external temperature to influence under some extreme environment probably to this internal vacuum arc extinguishing device of circuit breaker cause the influence on the performance is solved.
The STP sheet metal can be chooseed for use to the accuse temperature board that this application indicates, and it is inorganic incombustible material, can not produce danger in the use, and its coefficient of heat conductivity is extremely low simultaneously, can delay circuit breaker body inner part by a wide margin and receive external environment influence time, and its unit area quality is light, can not increase whole installation cost.
Simultaneously, when production and preparation, can directly pack the temperature control plate that a face has the recess between panel and circuit breaker body inner wall, the panel makes this internal working member of circuit breaker during operation can have a good operational environment.
In this embodiment, the protrusion 35 is disposed between the grooves 34, the protrusion 35 is attached to the panel 33, the bottom of the groove 34 is provided with a first inclined surface 36 and a second inclined surface 37, and the inclination angle of the first inclined surface 36 is smaller than that of the second inclined surface 37. The thickness of the temperature control plate 32 is 5-12 mm, the thickness of the panel 33 is 3-5 mm, and the depth of the groove 34 is half of the thickness of the temperature control plate 32.
The purpose of design like this provides a concrete structure of recess, when controlling the temperature, is based on the recess that accuse temperature board itself material and wherein set up, can reduce the weight of whole accuse temperature board reduction in production cost simultaneously to have good accuse temperature effect.
Wherein the recess chooses for use to constitute by first inclined plane and second inclined plane, can be with the heat transfer of some temperature control plate to the recess in, it is higher for its specific heat capacity of air to fill in the recess, can carry out certain buffering to temperature variation.
In this embodiment, be provided with bellows 5 in the vacuum interrupter, bellows shield 7, uide bushing 8, move end 9 and quiet end 6, move end 9 and be connected with conducting rod 4 of 1 one side utmost point post of circuit breaker body, quiet end 6 is connected with conducting rod 4 of 1 opposite side utmost point post of circuit breaker body, bellows 5 and uide bushing 8 all seal in bellows shield 7, 5 one end of bellows pass through uide bushing 8 and move and hold 9 and be connected, the bellows 5 other end is connected with quiet end 6.
Wherein the pole column consists of a conductive rod 4 and a resin sleeve 3 wrapped on the periphery of the conductive rod 4.
Meanwhile, the moving end 9 is connected with an insulating connecting rod 10, one end of the insulating connecting rod 10 is connected with an insulating movable rod 11, and the other end of the insulating movable rod 11 is connected with a pressing part 12.
In order to better control the vacuum circuit breaker, a mechanism cover 14 is arranged on one surface of the circuit breaker body, an energy storage indicator 13, a manual energy storage handle 15, a switching indicator 16 and a manual switching handle 17 are respectively arranged on the mechanism cover, wherein the manual switching handle 17 can control the insulating movable rod 11 and the pressing part 12 to be pressed or separated.
Claims (6)
1. The utility model provides an outdoor high-pressure vacuum circuit breaker, includes circuit breaker body (1), circuit breaker body (1) both sides are provided with a set of utmost point post group respectively, and every group utmost point post group is provided with vacuum arc extinguishing device, its characterized in that including three utmost points post in circuit breaker body (1): the circuit breaker body (1) inner wall is provided with heat balance layer (31), heat balance layer (31) are including accuse temperature board (32) and panel (33), accuse temperature board (32) one side and the laminating of circuit breaker body (1) inner wall, and the another side is laminated with panel (33), and the one side of accuse temperature board (32) orientation panel (33) is provided with recess (34).
2. An outdoor high-voltage vacuum circuit breaker according to claim 1, characterized in that: and a convex part (35) is arranged between the adjacent grooves (34), and the convex part (35) is attached to the panel (33).
3. An outdoor high-voltage vacuum circuit breaker according to claim 2, characterized in that: the bottom of the groove (34) is provided with a first inclined surface (36) and a second inclined surface (37), and the inclination angle of the first inclined surface (36) is smaller than that of the second inclined surface (37).
4. An outdoor high-voltage vacuum circuit breaker according to claim 3, characterized in that: the thickness of accuse temperature board (32) is 5 ~ 12mm, the thickness of panel (33) is 3 ~ 5mm, the degree of depth of recess (34) is half of accuse temperature board (32) thickness.
5. An outdoor high-voltage vacuum circuit breaker according to claim 1, characterized in that: vacuum arc extinguishing device includes bellows (5), bellows shield cover (7), uide bushing (8), moves end (9) and quiet end (6), move end (9) and be connected with conducting rod (4) of circuit breaker body (1) one side utmost point post, quiet end (6) are connected with conducting rod (4) of circuit breaker body (1) opposite side utmost point post, bellows (5) and uide bushing (8) all seal in bellows shield cover (7), and bellows (5) one end is passed through uide bushing (8) and is connected with moving end (9), and the bellows (5) other end is connected with quiet end (6).
6. An outdoor high-voltage vacuum circuit breaker according to claim 5, characterized in that: a mechanism cover (14) is arranged on one side face of the circuit breaker body (1), and an energy storage indicator (13), a manual energy storage handle (15), a switching indicator (16) and a manual switching handle (17) are arranged on the mechanism cover (14) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922053284.1U CN211016902U (en) | 2019-11-25 | 2019-11-25 | Outdoor high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922053284.1U CN211016902U (en) | 2019-11-25 | 2019-11-25 | Outdoor high-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211016902U true CN211016902U (en) | 2020-07-14 |
Family
ID=71475537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922053284.1U Active CN211016902U (en) | 2019-11-25 | 2019-11-25 | Outdoor high-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211016902U (en) |
-
2019
- 2019-11-25 CN CN201922053284.1U patent/CN211016902U/en active Active
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