CN218569673U

CN218569673U - Switch cabinet circuit breaking switch

Info

Publication number: CN218569673U
Application number: CN202223167755.XU
Authority: CN
Inventors: 谭玉琴
Original assignee: Hunan Zheneng Electric Power Equipment Co ltd
Current assignee: Hunan Zheneng Electric Power Equipment Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-03
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a switch cabinet circuit breaker, which comprises a circuit breaker main body, a limiting mechanism, an aviation plug and an elastic control mechanism, wherein the circuit breaker main body is connected with the aviation plug through a rubber pipeline; two elasticity control mechanism fixed connection is in circuit breaker main part both sides, two stop gear is sliding connection respectively inside two elasticity control mechanism, boat plug one side outer wall passes through connecting rod fixedly connected with restriction ring, and restriction ring one side inner wall sliding connection has the support even post, two stop gear is fixed connection respectively in supporting even post both sides outer wall. When the aviation plug is inserted in the switch cabinet, the limiting rotating rod and the limiting moving rod are in a vertical state, and when a breaker of the switch cabinet is pulled out and not taken down, the wheels at the bottom of the main body of the circuit breaker can be in contact with the blocking baffle on the limiting support column, so that the breaker is blocked, and a maintainer is reminded that the aviation plug is not taken down.

Description

Switch cabinet circuit breaking switch

Technical Field

The utility model relates to a cubical switchboard technical field especially relates to cubical switchboard circuit breaker.

Background

The main effect of cubical switchboard is at power system electricity generation, the transmission of electricity, distribution and electric energy conversion's in-process, open and shut, control and protection consumer, the part in the cubical switchboard mainly has the circuit breaker, isolator, load switch, operating device, constitutions such as mutual-inductor and various protection device, wherein circuit breaker plays the guard action to the cubical switchboard, at present, among the prior art, circuit breaker of cubical switchboard is when taking out the maintenance, the navigation plug at circuit breaker's top need be taken off, otherwise tear the pipeline easily, but in the actual maintenance in-process, the navigation plug on it does not have the suggestion part when pulling out circuit breaker, lead to the maintainer to forget to take off the navigation plug, thereby make the pipeline break, influence circuit breaker's normal use, consequently, the cubical switchboard that needs to have the warning function is broken urgently.

Through the retrieval, chinese patent application number is CN 201120276337.7's patent, discloses a limit structure of cubical switchboard circuit breaker handcart, and the cubical switchboard includes cubical switchboard body, circuit breaker handcart, and the circuit breaker handcart includes about curb plate and moving contact, the cubical switchboard body include the bottom plate and be used for with moving contact matched with static contact, characteristics are: the circuit breaker handcart is characterized in that a left side plate and a right side plate of the circuit breaker handcart are respectively provided with a guide device, and a bottom plate of the switch cabinet body is respectively provided with a guide rail which corresponds to the guide devices on the left side plate and the right side plate in position and is matched with the guide rails. The limit structure of cubical switchboard circuit breaker handcart in the above-mentioned patent is spacing to circuit breaker, nevertheless can't detect when taking out circuit breaker whether the navigation plug on the circuit breaker pulls out and reminds.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a switch cabinet circuit breaker.

In order to achieve the purpose, the invention adopts the following technical scheme:

the switch cabinet disconnecting switch comprises a disconnecting switch main body, a limiting mechanism, an aviation plug and an elastic control mechanism, wherein the disconnecting switch main body is connected with the aviation plug through a rubber pipeline; the two elastic control mechanisms are fixedly connected to two sides of the circuit breaker main body, the two limiting mechanisms are respectively connected to the insides of the two elastic control mechanisms in a sliding mode, the outer wall of one side of the navigation plug is fixedly connected with a limiting ring through a connecting rod, the inner wall of one side of the limiting ring is connected with a supporting connecting column in a sliding mode, and the two limiting mechanisms are respectively fixedly connected to the outer walls of two sides of the supporting connecting column; limiting mechanism includes spacing bull stick, spacing carriage release lever, spacing pillar, blocks the baffle, spacing bull stick one side outer wall fixed connection is in supporting even post one side outer wall, spacing carriage release lever top processing has the spacing recess, spacing bull stick bottom processing has the semicircle post, spacing bull stick links to each other through the semicircle post that rotates piece and spacing bull stick bottom, spacing pillar top outer wall fixed connection is in spacing carriage release lever bottom outer wall, block baffle one side outer wall fixed connection in spacing pillar one side outer wall.

Preferably: and a supporting baffle is fixedly connected to one side of the limiting moving rod, which is close to the main body of the circuit breaker.

Preferably: elasticity control mechanism is including fixed even board, cavity cylinder, flexible connecting rod, fixed even board one side outer wall fixed connection in circuit breaker main part one side outer wall, cavity cylinder one side outer wall fixed connection is in fixed even board opposite side outer wall, the inside expanding spring that is provided with of cavity cylinder, expanding connecting rod one end fixed connection in expanding spring one end.

Preferred for the present invention are: the other end of the telescopic connecting rod is fixedly connected with a limiting frame; the outer walls of the periphery of the limiting moving rod are connected inside the limiting frame in a sliding mode.

As a preferable aspect of the present invention: and the outer wall of the top end of the circuit breaker main body is fixedly connected with a supporting connecting rod.

The utility model has the advantages that: when the aviation plug is plugged in the switch cabinet, the limiting rotating rod and the limiting moving rod are in a vertical state, and when a breaker of the switch cabinet is pulled out and not taken down, the wheels at the bottom of the main body of the circuit breaker can be in contact with the blocking baffle on the limiting support column, so that the breaker is blocked, and a maintainer is reminded that the aviation plug is not taken down.

Drawings

Fig. 1 is a schematic view of the overall structure of the switch cabinet circuit breaker provided by the present invention;

fig. 2 is a schematic diagram of a limiting mechanism of the switch cabinet circuit breaker according to the present invention;

fig. 3 is a schematic view of a part of the form of the limit mechanism of the switch cabinet circuit breaker of the present invention;

fig. 4 is a schematic diagram of the form of the elastic control mechanism of the switch cabinet circuit breaker of the present invention.

In the figure: 1-main body of circuit breaker, 2-limit mechanism, 201-limit rotating rod, 202-limit moving rod, 203-limit support, 204-block baffle, 205-limit groove, 206-support baffle, 3-support connecting rod, 4-limit ring, 5-navigation plug, 6-elastic control mechanism, 601-fixed connecting plate, 602-hollow cylinder, 603-expansion spring, 604-expansion connecting rod, 605-limit frame and 7-support connecting column.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not to be construed as limiting the device, structure, or element to which reference is made to have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner.

The first embodiment is as follows:

the switch cabinet disconnecting switch comprises a disconnecting switch main body 1, a limiting mechanism 2, an aerial plug 5 and an elastic control mechanism 6, wherein the disconnecting switch main body 1 is connected with the aerial plug 5 through a rubber pipeline; the two elastic control mechanisms 6 are fixedly connected to two sides of the circuit breaker main body 1, the two limiting mechanisms 2 are respectively connected to the insides of the two elastic control mechanisms 6 in a sliding mode, the outer wall of one side of the navigation plug 5 is fixedly connected with a limiting ring 4 through a connecting rod, the inner wall of one side of the limiting ring 4 is connected with a supporting connecting column 7 in a sliding mode, and the two limiting mechanisms 2 are respectively and fixedly connected to the outer walls of two sides of the supporting connecting column 7; the outer wall of the top end of the circuit breaker main body 1 is fixedly connected with a support connecting rod 3, and the support connecting rod 3 is obliquely arranged;

stop gear 2 is used for not taking off and stopping when pulling out the circuit breaker to aeronautical plug 5, and the validity of stop gear 2 work is ensured to elastic control mechanism 6, supports even post 7 through pulling out and conveniently takes off aeronautical plug 5 to can link post 7 its arrangement on supporting link 3 with supporting, thereby settle aeronautical plug 5, avoid aeronautical plug 5 to drop when pulling out the circuit breaker main part 1 and overhauld.

As shown in fig. 2 and 3, to ensure that the blocking is performed when the circuit breaker is pulled out without removing the navigation plug 5; the limiting mechanism 2 comprises a limiting rotating rod 201, a limiting moving rod 202, a limiting support column 203 and a blocking baffle 204, wherein the outer wall of one side of the limiting rotating rod 201 is fixedly connected to the outer wall of one side of a support connecting column 7, a limiting groove 205 is formed in the top of the limiting moving rod 202, a semi-cylinder is formed in the bottom of the limiting rotating rod 201, the limiting moving rod 202 is connected with the semi-cylinder in the bottom of the limiting rotating rod 201 through a rotating part, the outer wall of the top end of the limiting support column 203 is fixedly connected to the outer wall of the bottom end of the limiting moving rod 202, and the outer wall of one side of the blocking baffle 204 is fixedly connected to the outer wall of one side of the limiting support column 203; a supporting baffle 206 is fixedly connected to one side of the limit moving rod 202 close to the circuit breaker main body 1;

when the aviation plug 5 is plugged in the switch cabinet, the limiting rotating rod 201 and the limiting moving rod 202 are in a vertical state, when a breaker of the switch cabinet is pulled out and not taken down, wheels at the bottom of the main body 1 of the circuit breaker can be in contact with the blocking baffle 204 on the limiting support column 203, so that the breaker is blocked, the aviation plug 5 of a maintenance worker is reminded of not taking down, and the supporting baffle 206 on the limiting moving rod 202 ensures that the limiting rotating rod 201 can only rotate towards the direction far away from the main body 1 of the circuit breaker.

As shown in fig. 4, in order to ensure the effectiveness of the operation of the stop mechanism 2; the elasticity control mechanism 6 comprises a fixed connecting plate 601, a hollow cylinder 602 and an expansion connecting rod 604, wherein the outer wall of one side of the fixed connecting plate 601 is fixedly connected with the outer wall of one side of the circuit breaker main body 1, the outer wall of one side of the hollow cylinder 602 is fixedly connected with the outer wall of the other side of the fixed connecting plate 601, an expansion spring 603 is arranged in the hollow cylinder 602, one end of the expansion connecting rod 604 is fixedly connected with one end of the expansion spring 603, and the other end of the expansion connecting rod 604 is fixedly connected with a limiting frame 605; the outer walls of the periphery of the limit moving rod 202 are connected to the inside of the limit frame 605 in a sliding manner;

the extension spring 603 inside the hollow cylinder 602 is always in an extended state, so that it is ensured that the limiting frame 605 always has a force towards the direction of the main body 1 of the disconnecting switch on the limiting moving rod 202, and thus, the vertical state of the limiting moving rod 202 is ensured, and the extension spring 603 in the hollow cylinder 602 can also cooperate with the main body 1 of the disconnecting switch to move inside the switch cabinet, thereby improving the flexibility of the device.

The working principle is as follows: when the switch cabinet is used, the aviation plug 5 is inserted into the main body 1 of the circuit breaker, at the moment, the limit rotating rod 201 and the limit moving rod 202 are in a vertical state, the telescopic spring 603 in the hollow cylinder 602 is matched with the main body 1 of the circuit breaker to move in the switch cabinet, when the main body 1 of the circuit breaker needs to be overhauled, the switch cabinet is opened, when the main body 1 of the circuit breaker is taken out, if the aviation plug 5 is not taken out, the main body 1 of the circuit breaker is about to be taken out of the cabinet, the telescopic spring can be contacted with the blocking baffle 204 on the limit strut 203, so that resistance is generated to remind an overhaul person that the aviation plug 5 is not taken out, when the overhaul person takes out the aviation plug 5 by pulling the support strut 7, the support strut 7 is arranged in the semicircular rod of the support connecting rod 3, at the moment, the limit rotating rod 201 rotates, the limit strut 203 is lifted upwards, the limit strut 203 and the blocking baffle 204 are separated from the bottom of the main body 1 of the circuit breaker, at the moment, when the main body 1 of the circuit breaker is pulled out, the main body 1 of the circuit breaker, the aviation plug 5, the limit mechanism 2 and the integral overhaul mechanism 6 is pulled out.

The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to be exhaustive or to limit the invention to the precise embodiments disclosed, and all modifications, equivalents, and improvements that may occur to those skilled in the art and that fall within the spirit and scope of the invention are intended to be embraced therein.

Claims

1. The switch cabinet disconnecting switch comprises a disconnecting switch main body (1), limiting mechanisms (2), an aerial plug (5) and elastic control mechanisms (6), and is characterized in that the disconnecting switch main body (1) is connected with the aerial plug (5) through a rubber pipeline, the two elastic control mechanisms (6) are fixedly connected to two sides of the disconnecting switch main body (1), the two limiting mechanisms (2) are respectively connected into the two elastic control mechanisms (6) in a sliding mode, the outer wall of one side of the aerial plug (5) is fixedly connected with a limiting ring (4) through a connecting rod, the inner wall of one side of the limiting ring (4) is connected with a supporting connecting column (7) in a sliding mode, and the two limiting mechanisms (2) are respectively and fixedly connected to the outer walls of two sides of the supporting connecting column (7);

limiting mechanism (2) are including spacing bull stick (201), spacing carriage release lever (202), spacing pillar (203), block baffle (204), outer wall fixed connection in support even post (7) one side outer wall on one side of spacing bull stick (201), spacing recess (205) are processed at spacing carriage release lever (202) top, processing has the semicolumn bottom spacing bull stick (201), the semicolumn of spacing carriage release lever (202) bottom links to each other through rotating piece and spacing bull stick (201), spacing pillar (203) top outer wall fixed connection is in spacing carriage release lever (202) bottom outer wall, block baffle (204) one side outer wall fixed connection in spacing pillar (203) one side outer wall.

2. The switch cabinet disconnector according to claim 1, characterized in that a supporting shield (206) is fixedly connected to the limit travel lever (202) on a side thereof adjacent to the disconnector body (1).

3. The switch cabinet disconnecting switch according to claim 1, wherein the elastic control mechanism (6) comprises a fixed connecting plate (601), a hollow cylinder (602), and a telescopic link (604), wherein an outer wall of one side of the fixed connecting plate (601) is fixedly connected to an outer wall of one side of the disconnecting switch main body (1), an outer wall of one side of the hollow cylinder (602) is fixedly connected to an outer wall of the other side of the fixed connecting plate (601), a telescopic spring (603) is arranged inside the hollow cylinder (602), and one end of the telescopic link (604) is fixedly connected to one end of the telescopic spring (603).

4. The switch cabinet disconnector according to claim 3, wherein a limiting frame (605) is fixedly connected to the other end of the telescopic link (604); the peripheral outer wall of the limiting moving rod (202) is connected inside the limiting frame (605) in a sliding mode.

5. The switch cabinet disconnector according to claim 1, characterized in that a support link (3) is fixedly connected to the outer wall of the top end of the disconnector body (1).