CN215869106U - Bearing device of high-voltage circuit breaker - Google Patents
Bearing device of high-voltage circuit breaker Download PDFInfo
- Publication number
- CN215869106U CN215869106U CN202121902044.5U CN202121902044U CN215869106U CN 215869106 U CN215869106 U CN 215869106U CN 202121902044 U CN202121902044 U CN 202121902044U CN 215869106 U CN215869106 U CN 215869106U
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- CN
- China
- Prior art keywords
- groove
- circuit breaker
- voltage circuit
- bearing plate
- grooves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a bearing device of a high-voltage circuit breaker, comprising: the bearing plate comprises a bearing plate, two side grooves are arranged at two opposite side ends of the bearing plate, two through grooves are arranged between the other pair of side ends of the bearing plate, one through groove is adjacent to one side groove, at least two communicated through holes are arranged between each side groove and the adjacent through groove, and at least two groove holes coaxial with the through holes are correspondingly arranged on the through grooves; at least two installation sleeves are clamped on the side groove, the outer end of each installation sleeve is connected with the pulley, the inner end of each installation sleeve is fixedly provided with a sleeving rod, the sleeving rod penetrates through the through hole to enter the groove hole, and the part, located in the through groove, of the sleeving rod is connected with the spring. The bearing device can ensure the accurate position of the breaker in the power distribution cabinet.
Description
Technical Field
The utility model relates to the field of high-voltage circuit breakers, in particular to a bearing device of a high-voltage circuit breaker.
Background
The high-voltage circuit breaker can not only cut off or close the no-load current and the load current in the high-voltage circuit, but also cut off the overload current and the short-circuit current through the action of a relay protection device when the system has a fault, and has a quite perfect arc extinguishing structure and enough current breaking capacity. When the high-voltage circuit breaker is used, the high-voltage circuit breaker needs to be connected into a power distribution cabinet, in the process that the high-voltage circuit breaker is connected into the power distribution cabinet, the circuit breaker with a 220kV or above voltage level adopting a split-phase operation mechanism can generate larger negative sequence and zero sequence components when the load current is larger in a system, the safe operation of electric equipment such as an alternating-current generator and a motor can be seriously damaged, and meanwhile, the false operation of the high-voltage line zero sequence direction protection in normal operation can be possibly caused. Therefore, the three-phase inconsistent protection device of the circuit breaker must be reasonably designed and configured.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bearing device of a high-voltage circuit breaker, aiming at solving the problem of misoperation when three phases of the high-voltage circuit breaker are inconsistent in the prior art.
The technical scheme of the utility model is realized as follows:
a carrying device for a high voltage circuit breaker, comprising: the bearing plate comprises a bearing plate, two side grooves are arranged at two opposite side ends of the bearing plate, two through grooves are arranged between the other pair of side ends of the bearing plate, one through groove is adjacent to one side groove, at least two communicated through holes are arranged between each side groove and the adjacent through groove, and at least two groove holes coaxial with the through holes are correspondingly arranged on the through grooves; at least two installation sleeves are clamped on the side groove, the outer end of each installation sleeve is connected with the pulley, the inner end of each installation sleeve is fixedly provided with a sleeving rod, the sleeving rod penetrates through the through hole to enter the groove hole, and the part, located in the through groove, of the sleeving rod is connected with the spring.
Preferably, a limiting plate is arranged on the sleeving rod in the through groove and close to the through hole, and the spring is fixedly connected with the limiting plate.
Preferably, the top of loading board is provided with high voltage circuit breaker's protective housing, and the top of protective housing is provided with the aviation plug, and one side fixed mounting of protective housing has coupling mechanism, accomplishes through the aviation plug and inserts the electric operation.
A U-shaped frame is arranged on the outer side of the protective shell, and fans are arranged on two sides of the U-shaped frame; the connecting mechanism is arranged on the other side of the U-shaped frame.
The utility model has the beneficial effects that: according to the bearing device of the high-voltage circuit breaker, at least two pulleys are arranged on two sides of the bearing plate, and each pulley is acted by the sleeving rod and the spring on the inner side of the pulley. When bearing device takes the circuit breaker to install in the switch board, the pulley of loading board both sides can effectively contact constantly with the slide rail in the switch board, can ensure the accurate installation of circuit breaker position in the switch board, avoids the inconsistent situation of high-voltage circuit breaker three-phase.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a carrying device of a high-voltage circuit breaker according to the present invention;
FIG. 2 is a schematic structural view of the carrier plate shown in FIG. 1;
fig. 3 is a schematic structural view of a protective case of a circuit breaker mounted on a carrier plate.
In the figure:
1. a carrier plate; 2. a side groove; 3. a through groove; 4. a through hole; 5. a slot; 6. installing a sleeve; 7. a pulley; 8. a sleeved rod; 9. a spring; 10. a limiting plate; 11. a protective shell; 12. an aviation plug; 13. a connecting mechanism; 14. a U-shaped frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): a carrying device of a high voltage circuit breaker as shown in fig. 1 and 2, comprising: the bearing plate comprises a bearing plate 1, wherein side grooves 2 are formed in two opposite side ends of the bearing plate, two through grooves 3 are formed between the other pair of side ends of the bearing plate, one through groove 3 is closely adjacent to the other side groove 2, at least two communicated through holes 4 are formed between each side groove 2 and the adjacent through groove 3, and at least two groove holes 5 coaxial with the through holes are correspondingly formed in the through grooves; at least two installation sleeves 6 are clamped on the side grooves, the outer end of each installation sleeve 6 is connected with a pulley 7, the inner end of each installation sleeve 6 is fixed with a sleeving rod 8, the sleeving rod 8 penetrates through the through hole to enter the groove hole, and the part of the sleeving rod in the through groove is connected with a spring 9.
As shown in fig. 1, a position on the socket rod, which is located in the through groove and close to the through hole, is provided with a limiting plate 10, and the spring is fixedly connected with the limiting plate, so that the socket rod has stable reciprocation. As shown in fig. 3, a protective shell 11 of the high-voltage circuit breaker is arranged at the top end of the bearing plate 1, an aviation plug 12 is arranged at the top end of the protective shell, a connecting mechanism 13 is fixedly installed at one side of the protective shell, and the power plugging operation is completed through the aviation plug. A U-shaped frame 14 is arranged on the outer side of the protective shell, and fans are arranged on two sides of the U-shaped frame for wind power cooling; the connecting mechanism is arranged on the other side of the U-shaped frame.
When the high-voltage circuit breaker is transferred to the power distribution cabinet, the bottom of the power distribution cabinet is provided with a sliding rail, the high-voltage circuit breaker is placed on the bearing plate, the pulleys on two sides of the bearing plate are matched with the sliding rail respectively, the circuit breaker body is pushed, the pulleys slide along the sliding rail, when a gap exists between the pulleys and the sliding rail, the spring pushes the sleeve connecting rod to move, the installation sleeve is further enabled to move together with the pulleys, and the pulleys are in close contact with the sliding rail. The pulleys on the two sides of the bearing plate can constantly keep effective contact with the limiting rail under the action of the sliding rail, the sleeve rod and the spring on the sleeve rod, the accurate position of the circuit breaker installed in the power distribution cabinet is guaranteed by the bearing plate, and the situation that three phases of high-voltage circuit breakers are inconsistent is avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. A carrying device for a high voltage circuit breaker, comprising: the bearing plate comprises a bearing plate, two side grooves are arranged at two opposite side ends of the bearing plate, two through grooves are arranged between the other pair of side ends of the bearing plate, one through groove is adjacent to one side groove, at least two communicated through holes are arranged between each side groove and the adjacent through groove, and at least two groove holes coaxial with the through holes are correspondingly arranged on the through grooves; at least two installation sleeves are clamped on the side groove, the outer end of each installation sleeve is connected with the pulley, the inner end of each installation sleeve is fixedly provided with a sleeving rod, the sleeving rod penetrates through the through hole to enter the groove hole, and the part, located in the through groove, of the sleeving rod is connected with the spring.
2. The carrying device of a high-voltage circuit breaker according to claim 1, wherein a position-limiting plate is disposed on the sleeving rod at a position inside the through groove and close to the through hole, and the spring is fixedly connected to the position-limiting plate.
3. The carrying device of the high-voltage circuit breaker as claimed in claim 1, wherein a protective shell of the high-voltage circuit breaker is arranged on the top end of the carrying plate, an aviation plug is arranged on the top end of the protective shell, a connecting mechanism is fixedly mounted on one side of the protective shell, and the power plugging operation is completed through the aviation plug.
4. The carrying device of the high-voltage circuit breaker as claimed in claim 3, wherein a U-shaped frame is arranged on the outer side of the protective shell, and fans are arranged on two sides of the U-shaped frame; the connecting mechanism is arranged on the other side of the U-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121902044.5U CN215869106U (en) | 2021-08-14 | 2021-08-14 | Bearing device of high-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121902044.5U CN215869106U (en) | 2021-08-14 | 2021-08-14 | Bearing device of high-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215869106U true CN215869106U (en) | 2022-02-18 |
Family
ID=80238978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121902044.5U Expired - Fee Related CN215869106U (en) | 2021-08-14 | 2021-08-14 | Bearing device of high-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215869106U (en) |
-
2021
- 2021-08-14 CN CN202121902044.5U patent/CN215869106U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |