阅读说明：本技术 一种高压柜的防误操作装置 (Anti-misoperation device of high-voltage board ) 是由 范华锋 王军建 党涛飞 于 2020-07-14 设计创作，主要内容包括：一种高压柜的防误操作装置,涉及高压柜防误操作领域,通过齿轮联动将断路器机构、接地机构和自锁门机构的误操作整合为一项操作；本发明所述的一种高压柜的防误操作装置,通过传动机构为装置提供动力,不需人靠近手动操作,安全系数高,结构简单有效,可锁紧位置,防止错位和连接不紧密,通过断路器机构、接地机构和自锁门机构的简单机械联动,结构简单寿命长,绝对防止误操作发生,防误操作效果好,使多步骤操作简化到一步,操作时间短,安全隐患小,通过绝缘板进一步隔绝断路器和母线组,安全性能高。(A misoperation prevention device of a high-voltage cabinet relates to the field of misoperation prevention of the high-voltage cabinet, and integrates misoperation of a circuit breaker mechanism, a grounding mechanism and a self-locking door mechanism into one operation through gear linkage; according to the anti-misoperation device of the high-voltage cabinet, power is provided for the device through the transmission mechanism, people do not need to approach the manual operation, the safety coefficient is high, the structure is simple and effective, the position can be locked, dislocation and loose connection are prevented, the anti-misoperation effect is good through simple mechanical linkage of the circuit breaker mechanism, the grounding mechanism and the self-locking door mechanism, the structure is simple, the service life is long, misoperation is absolutely prevented, the multi-step operation is simplified to one step, the operation time is short, the potential safety hazard is small, the circuit breaker and the bus group are further isolated through the insulation plate, and the safety performance is high.)

1. The utility model provides a high-voltage board prevent mistake operating means, includes circuit breaker mechanism (1), and the lower extreme of circuit breaker mechanism (1) is fixed with ground mechanism (3), installs self-locking door mechanism (4) on ground mechanism (3), is equipped with drive mechanism (2), characterized by on ground mechanism (3): the misoperation of the circuit breaker mechanism (1), the grounding mechanism (3) and the self-locking door mechanism (4) is integrated into one operation through gear linkage.

2. The anti-misoperation device for the high-voltage cabinet, according to claim 1, is characterized in that: breaker mechanism (1) includes the main cabinet body (101), there are sideslip strip (105) through sideslip piece (104) sliding connection on the main cabinet body (101), the lower extreme of sideslip strip (105) is fixed with horizontal tooth (106), the upper end of sideslip strip (105) is fixed with workstation (107), be fixed with circuit breaker (108) on workstation (107), be fixed with generating line group (109) on the main cabinet body (101), hinge connection has main cabinet door (102) on the main cabinet body (101).

3. The anti-misoperation device for the high-voltage cabinet, according to claim 1, is characterized in that: ground mechanism (3) are including ground sword cabinet (301), there are perpendicular draw runner (302) through erecting slider (303) sliding connection on ground sword cabinet (301), be fixed with perpendicular sliding tooth (304) on perpendicular draw runner (302), be fixed with insulation board (305) on perpendicular draw runner (302), be connected with pivot (306) through the bearing on ground sword cabinet (301), be fixed with connecting rod (307) and grounding sword (311) on pivot (306), connecting rod (307) and grounding sword (311) are on a straight line, the end of connecting rod (307) is fixed with locking lever (308), ground sword cabinet (301) are located the upper end insulation of grounding sword (311) and are fixed with earthing terminal (310), earthing terminal (310) are connected at the leading-out terminal of generating line group (109), the leading-out terminal of generating line group (109) is connected with load end (309).

4. The anti-misoperation device for the high-voltage cabinet, according to claim 1, is characterized in that: drive mechanism (2) are including motor cabinet (202), motor cabinet (202) are fixed on ground sword cabinet (301), be fixed with motor (201) on motor cabinet (202), the output of motor (201) has power shaft (203) through the coupling joint, power shaft (203) pass through the bearing and connect on ground sword cabinet (301), clamp ring (204) are installed to the other end of power shaft (203), handle hole (205) have been seted up on clamp ring (204), key connection has gear (206) on power shaft (203), gear (206) and horizontal tooth (106) and perpendicular smooth tooth (304) pass through gear engagement.

5. The anti-misoperation device for the high-voltage cabinet, according to claim 1, is characterized in that: the self-locking door mechanism (4) comprises a floor cabinet door (401), the floor cabinet door (401) is connected to a floor knife cabinet (301) through a hinge, a movable bolt piece (403) is fixed on the inner side of the floor cabinet door (401), and a fixed bolt piece (402) is correspondingly fixed on the inner side of the floor knife cabinet (301) and the movable bolt piece (403).

6. The anti-misoperation device for the high-voltage cabinet, according to claim 5, is characterized in that: the fixed bolt piece (402) and the movable bolt piece (403) are in a straight line when the floor cabinet door (401) is closed, and the fixed bolt piece (402) and the movable bolt piece (403) are in an L shape with an opening at the upper end.

7. The anti-misoperation device for the high-voltage cabinet, according to claim 1, is characterized in that: the width of the inner side of the vertical sliding tooth (304) is larger than that of the outer side of the horizontal tooth (106).

8. The anti-misoperation device for the high-voltage cabinet, according to claim 7, is characterized in that: the workbench (107), the insulating plate (305), the connecting rod (307) and the locking rod (308) are all made of insulating materials.

Technical Field

The invention relates to the field of misoperation prevention of high-voltage cabinets, in particular to an misoperation prevention device of a high-voltage cabinet.

Background

A high-voltage and low-voltage switch cabinet is connected with high-voltage equipment, a common power supply station and a substation are all high-voltage cabinets, protective devices such as switch breakers and the like are generally arranged in the high-voltage cabinets to be assembled into an integrated electrical device, the electrical device is mainly used for receiving and distributing electric energy and performing control, protection and monitoring functions on a system, when the high-voltage cabinets are operated, a circuit breaker can be moved to a working position only when a grounding knife is in a switch-off position, the grounding switch can be switched on only when the circuit breaker is in a test position, once the operation is failed, the circuit breaker is combined with the grounding knife or the grounding knife in a closed state by a charged mistake, high voltage in the cabinets can discharge charges upwards towards a cabinet body with zero potential, electric arcs are generated in the cabinets, operators are subjected to electric shock and personal death, are burnt, more serious consequences are caused, and when the grounding knife is in the closed state, cabinet doors between the grounding knives cannot be, prevent that the staff from missing to go into electrified interval, form the electric shock, current high-voltage board self-lock device often adopts separately transmission type chain, and the effect is unreliable, in case drive mechanism is ageing or the inefficacy damages, will lead to serious consequence, switching-off and power transmission complex operation, operating time is long, increases the potential safety hazard, and must manual operation, and danger coefficient is high, and the structure is complicated, and the life-span is short, and the effect is unreliable, and factor of safety is low.

Disclosure of Invention

In order to overcome the defects in the background art, the invention discloses an anti-misoperation device of a high-voltage cabinet, which provides power for the device through a transmission mechanism, does not need people to approach the manual operation, has high safety factor, simple and effective structure, can lock the position, prevents dislocation and loose connection, has simple structure and long service life, absolutely prevents misoperation, has good anti-misoperation effect, simplifies multistep operation to one step, has short operation time and small potential safety hazard, further isolates a circuit breaker and a bus group through an insulation board, and has high safety performance.

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

the utility model provides a high-voltage board prevent mistake operating means, includes circuit breaker mechanism, and circuit breaker mechanism's lower extreme is fixed with ground mechanism, and the last self-locking door mechanism that installs of ground mechanism is equipped with drive mechanism on the ground mechanism, integrates circuit breaker mechanism, ground mechanism and self-locking door mechanism's maloperation into an operation through the gear linkage.

The circuit breaker mechanism comprises a main cabinet body, wherein a cross sliding strip is connected to the main cabinet body through a cross sliding piece in a sliding mode, cross teeth are fixed to the lower end of the cross sliding strip, a workbench is fixed to the upper end of the cross sliding strip, a circuit breaker is fixed to the workbench, a bus group is fixed to the main cabinet body, and a main cabinet door is connected to the main cabinet body through hinges.

Ground mechanism includes the earthing switch cabinet, the earthing switch cabinet is last to have perpendicular draw runner through erecting slider sliding connection, be fixed with perpendicular sliding tooth on the perpendicular draw runner, be fixed with the insulation board on the perpendicular draw runner, the earthing switch cabinet is last to be connected with the pivot through the bearing, be fixed with connecting rod and earthing switch in the pivot, connecting rod and earthing switch are on a straight line, the end of connecting rod is fixed with the locking lever, the earthing switch cabinet is located the insulating earthing terminal that is fixed with in upper end of earthing switch, the leading-out terminal at generating line group is connected to the earthing terminal, the leading-out terminal of generating line group is connected with the load end.

The transmission mechanism comprises a motor base, the motor base is fixed on the ground cutter cabinet, a motor is fixed on the motor base, the output end of the motor is connected with a power shaft through a coupler, the power shaft is connected to the ground cutter cabinet through a bearing, a compression ring is installed at the other end of the power shaft, an operation hole is formed in the compression ring, a gear is connected to the power shaft through a key, and the gear is meshed with the transverse teeth and the vertical sliding teeth through gears.

The self-locking door mechanism comprises a floor cabinet door, the floor cabinet door is connected to the floor knife cabinet through hinges, movable bolt pieces are fixed on the inner side of the floor cabinet door, and fixed bolt pieces are fixed on the inner side of the floor knife cabinet and correspond to the movable bolt pieces.

The fixed bolt piece and the movable bolt piece are in a straight line when the floor cabinet door is closed, and the fixed bolt piece and the movable bolt piece are in an L shape with an opening at the upper end.

The width of the inner side of the vertical sliding tooth is larger than that of the outer side of the horizontal tooth.

The workbench, the insulating plate, the connecting rod and the locking rod are all made of insulating materials.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

according to the anti-misoperation device of the high-voltage cabinet, power is provided for the device through the transmission mechanism, people do not need to approach the manual operation, the safety coefficient is high, the structure is simple and effective, the position can be locked, dislocation and loose connection are prevented, the anti-misoperation effect is good through simple mechanical linkage of the circuit breaker mechanism, the grounding mechanism and the self-locking door mechanism, the structure is simple, the service life is long, misoperation is absolutely prevented, the multi-step operation is simplified to one step, the operation time is short, the potential safety hazard is small, the circuit breaker and the bus group are further isolated through the insulation plate, and the safety performance is high.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic left-side perspective view of the present invention;

FIG. 3 is a schematic view of the internal mechanism of the present invention;

FIG. 4 is a front view of the internal structure of the present invention;

FIG. 5 is a perspective view of the self-locking door mechanism of the present invention

FIG. 6 is an enlarged schematic view of the structure at A of the present invention;

1. a circuit breaker mechanism; 101. a main cabinet body; 102. a main cabinet door; 103. a rocker hole; 104. a cross slide; 105. a cross slide bar; 106. transverse teeth; 107. a work table; 108. a circuit breaker; 109. a bus group; 2. a transmission mechanism; 201. a motor; 202. a motor base; 203. a power shaft; 204. a compression ring; 205. an operation hole; 206. a gear; 3. a grounding mechanism; 301. a floor tool cabinet; 302. a vertical slide bar; 303. a vertical slider; 304. vertical sliding teeth; 305. an insulating plate; 306. a rotating shaft; 307. a connecting rod; 308. a lock lever; 309. a load end; 310. a ground terminal; 311. a grounding knife; 4. a self-locking door mechanism; 401. a floor cabinet door; 402. a fixing bolt member; 403. a movable bolt member; .

Detailed Description

The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.

Combine the maloperation preventing device of a high-voltage board of attached figure 1~4, including circuit breaker mechanism 1, the lower extreme of circuit breaker mechanism 1 is fixed with ground mechanism 3, installs self-locking door mechanism 4 on the ground mechanism 3, is equipped with drive mechanism 2 on the ground mechanism 3, integrates the maloperation of circuit breaker mechanism 1, ground mechanism 3 and self-locking door mechanism 4 into an operation through gear linkage.

The circuit breaker mechanism 1 comprises a main cabinet body 101, a transverse sliding strip 105 is connected to the main cabinet body 101 in a sliding mode through a transverse sliding piece 104, a transverse tooth 106 is fixed to the lower end of the transverse sliding strip 105, a workbench 107 is fixed to the upper end of the transverse sliding strip 105, a circuit breaker 108 is fixed to the workbench 107, a bus group 109 is fixed to the main cabinet body 101, and a main cabinet door 102 is connected to the main cabinet body 101 in a hinged mode.

The grounding mechanism 3 comprises a ground knife cabinet 301, a vertical sliding strip 302 is connected to the ground knife cabinet 301 through a vertical sliding piece 303 in a sliding mode, a vertical sliding tooth 304 is fixed to the vertical sliding strip 302, an insulating plate 305 is fixed to the vertical sliding strip 302, a rotating shaft 306 is connected to the ground knife cabinet 301 through a bearing, a connecting rod 307 and a grounding knife 311 are fixed to the rotating shaft 306, the connecting rod 307 and the grounding knife 311 are arranged on the same straight line, a locking rod 308 is fixed to the tail end of the connecting rod 307, a grounding end 310 is fixed to the upper end, located on the grounding knife 311, of the ground knife cabinet 301 in an insulating mode, the grounding end 310 is connected to the outlet end of the bus group 109, and the outlet end of the.

The transmission mechanism 2 comprises a motor base 202, the motor base 202 is fixed on a floor knife cabinet 301, a motor 201 is fixed on the motor base 202, the output end of the motor 201 is connected with a power shaft 203 through a coupler, the power shaft 203 is connected on the floor knife cabinet 301 through a bearing, a compression ring 204 is installed at the other end of the power shaft 203, an operation hole 205 is formed in the compression ring 204, a gear 206 is connected to the power shaft 203 through a key, and the gear 206 is meshed with the transverse teeth 106 and the vertical sliding teeth 304 through gears.

The self-locking door mechanism 4 comprises a floor cabinet door 401, the floor cabinet door 401 is connected to the floor panel 301 through a hinge, a movable bolt 403 is fixed on the inner side of the floor cabinet door 401, and a fixed bolt 402 is fixed on the inner side of the floor panel 301 corresponding to the movable bolt 403.

The fixed bolt 402 and the movable bolt 403 are aligned when the floor cabinet door 401 is closed, and the fixed bolt 402 and the movable bolt 403 are shaped as an L with an opening at the upper end.

The width of the inside of vertical sliding tooth 304 is greater than the width of the outside of horizontal tooth 106.

The work table 107, the insulating plate 305, the connecting rod 307, and the lock bar 308 are all made of an insulating material.

When the anti-misoperation device of the high-voltage cabinet is used and needs to be switched on for power transmission, a worker only needs to remotely operate to start the motor 201, the motor 201 drives the gear 206 to rotate, the gear 206 simultaneously drives the transverse sliding strip 105 to move inwards and the vertical sliding strip 302 to move downwards through the gear, the insulating plate 305 moves downwards to remove insulating barriers, meanwhile, the lower edge of the insulating plate 305 touches the grounding knife 311, so that the grounding knife 311 rotates downwards by taking the rotating shaft 306 as a center, is separated from the grounding end 310 and is disconnected from the grounding, the gear 206 continuously rotates, the driving workbench 107 and the circuit breaker 108 continuously move towards the bus group 109 until being combined with the bus group 109 to complete switching on for power transmission, at the moment, the connecting rod 307 and the lock rod 308 are tilted by the grounding knife 311, the cabinet door 401 can be opened by opening a lock outside the cabinet door 401 for maintenance, when the circuit breaker 108 needs to be disconnected, the motor 201, the motor 201 drives the gear 206 to rotate reversely through the power shaft 203, the gear 206 drives the vertical slide bar 302 to move upwards and the horizontal slide bar 105 to move outwards at the same time, the horizontal slide bar 105 moves outwards to drive the workbench 107 and the circuit breaker 108 to move outwards to be separated from the bus bar group 109, the insulating plate 305 moves upwards to a certain height to be separated from the grounding knife 311, under the action of the gravity of the connecting rod 307 and the locking rod 308, the grounding knife 311 is tilted to be combined with the grounding end 310 to complete grounding, the insulating plate 305 continues to move upwards to be blocked between the circuit breaker 108 and the bus bar group 109, further, the circuit breaker 108 is prevented from being combined with the bus bar group 109 by misoperation, at the moment, the grounding knife 311 is combined with the grounding end 310 to complete grounding, the circuit breaker 108 and the lowest end position are clamped on the fixed bolt 402 and the movable bolt 403, even if the external locking piece of the cabinet door 401 is not opened, the cabinet door 401 is prevented from being mistakenly, the gear 206 is in a fixed position, does not run and is not dislocated, and a rocker can be arranged on the rocker hole 103 for manual operation.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.