CN215417985U

CN215417985U - Manual switching-on and switching-off mechanism

Info

Publication number: CN215417985U
Application number: CN202120951714.6U
Authority: CN
Inventors: 张彦蕾; 周金波; 敖川; 郑美玲
Original assignee: Jiangsu Huatang Electrical Appliance Co ltd
Current assignee: Jiangsu Huatang Electrical Appliance Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2022-01-04
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a manual opening and closing mechanism which comprises an opening and closing electromagnet and a manual closing assembly, wherein the manual closing assembly comprises a fixed plate and a bent plate, the fixed plate is an L-shaped plate and comprises a bottom plate and a vertical plate vertically and upwards connected to the bottom plate, the bent plate is tightly attached to the inner side of the vertical plate, the bent plate is horizontally and slidably connected with the vertical plate, a baffle plate extends out of the inner side of the bent plate, the opening and closing electromagnet comprises a base shell and an iron core penetrating through the base shell for connection, the base shell is arranged on the outer side of the baffle plate, the iron core penetrates through the baffle plate and extends to the inner side of the baffle plate, and the bent plate is pulled forwards and backwards so that the baffle plate can drive the opening and closing electromagnet to move forwards and backwards to complete manual opening and closing operation; the manual closing assembly controls the connection state of the opening and closing electromagnet and the opening and closing linkage mechanism to control the opening and closing of the circuit breaker, has a simple structure, is low in manufacturing cost and high in operation safety, and plays an important role in maintenance and overhaul of the circuit breaker.

Description

Manual switching-on and switching-off mechanism

Technical Field

The utility model belongs to the technical field of power transmission and distribution switch cabinets, and particularly relates to a manual switching-on and switching-off mechanism.

Background

The switching-on and switching-off of the circuit breaker in the solid insulation cabinet are realized by a series of linkage shafts and linkage plates to achieve the purpose of switching-on or switching-off, and can be realized by using an electrically operated switching-on and switching-off button; however, when the circuit breaker needs to be maintained daily or a trip fault occurs and the circuit needs to be detected, the circuit breaker needs to be manually opened first, and then the circuit is completely opened and then subsequently operated, so that the damage to the operating personnel who is being maintained is avoided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the manual opening and closing mechanism which is simple in design and convenient to operate.

The technical scheme of the utility model is as follows: the utility model provides a manual divide-shut brake mechanism, includes divide-shut brake electro-magnet and manual combined floodgate subassembly, manual combined floodgate subassembly includes fixed plate and bent plate, and the fixed plate is the L template, including bottom plate and the vertical board of perpendicular upwards connecting on the bottom plate, the bent plate hugs closely vertical inboard setting, and bent plate and vertical board horizontal sliding connection, bent plate inboard are stretched out and are had a baffle, and divide-shut brake electro-magnet includes base housing and the iron core that runs through base housing and connect, base housing sets up in the baffle outside, and the iron core passes the baffle and stretches to the baffle inboard, and front and back pull bent plate makes the baffle can drive divide-shut brake electro-magnet back-and-forth movement, accomplishes manual divide-shut brake operation.

Furthermore, a first sliding part and a second sliding part are arranged between the vertical plate and the bent plate, the first sliding part comprises an embedded plate and a sliding groove which are connected in an embedded mode, the embedded plate is arranged on the inner side of the vertical plate in a protruding mode, the sliding groove is formed in the bent plate, and the embedded plate penetrates through the sliding groove inwards and can slide back and forth along the sliding groove; the second sliding part comprises a pin hole, a pin and a long hole, the long hole is formed in the bent plate, the long hole is parallel to the sliding groove and mutually staggered along the length direction, the pin hole is formed in the vertical plate, and the pin hole is connected into the long hole in a sliding mode through the pin; the first sliding part and the second sliding part simultaneously support the bent plate to slide back and forth along the fixed plate; the first sliding part and the second sliding part are used for positioning the sliding direction of the bent plate, and the two sliding parts are staggered along the length direction, so that the weight of the bent plate can be borne more uniformly and jointly.

Furthermore, a supporting block is arranged at the bottom of the bottom plate, a mounting hole is formed in the bottom plate, and the fixing plate is mounted on the supporting block through the mounting hole; the supporting block is fixedly connected with the box body of the insulating cabinet, and the manual switching-on and switching-off mechanism is supported and fixed from the lower part, so that the stability of the manual switching-on and switching-off mechanism is better.

Further, divide-shut brake electro-magnet top is equipped with the mount pad subassembly, and the mount pad subassembly includes first mounting panel and second mounting panel, and first mounting panel is fixed to be set up, and second mounting panel sliding connection is in first mounting panel below, divide-shut brake electro-magnet fixed connection is in second mounting panel bottom, and fixed connection's divide-shut brake electro-magnet and second mounting panel can be simultaneously along first mounting panel reciprocating motion.

Furthermore, the outward side edge of the bent plate is also connected with a pulling plate which is arranged inwards perpendicular to the vertical plate; the pulling plate is pulled to enable the whole bent plate to move back and forth along the vertical plate, and the opening and closing electromagnet is driven to move back and forth to achieve the purpose of controlling the on-off of the circuit.

Furthermore, a U-shaped limiting groove is formed in the baffle, the iron core is placed in the U-shaped limiting groove from top to bottom, and the baffles on two sides of the limiting groove block the end face of the base shell.

Furthermore, one end of the iron core penetrating through the baffle is connected with a rotating plate in an adsorption mode, the rotating plate is the operation tail end of the opening and closing linkage mechanism, the iron core is pulled outwards to cut off the connection between the iron core and the rotating plate, and the on-off of a circuit is controlled.

Compared with the prior art, the utility model has the beneficial effects that: the utility model achieves the purpose of switching on and off the circuit breaker by controlling the connection state of the switching-on and switching-off electromagnet and the switching-off and switching-on linkage mechanism through the manual switching-on assembly, the manual switching-on assembly consists of a fixed plate and a bent plate which are stacked and are mutually embedded, the fixed plate and the bent plate enclose the switching-on and switching-off electromagnet, the base shell of the switching-on and switching-off electromagnet is blocked by a baffle, only an iron core penetrates through a rotating plate of which the baffle points to the operating end of the switching-on and switching-off linkage mechanism, the iron core and the rotating plate are close to and adsorbed when the switching-on and switching-off electromagnet works, the rotating plate rotates inwards to carry out switching-on operation on the circuit breaker at the linkage terminal, and when the baffle blocks the base shell to move backwards by manually pulling the bent plate, the iron core simultaneously moves backwards and is separated from the rotating plate, thereby achieving the purpose of manual switching-on operation; the manual closing assembly is used as a core component of the operation, has a simple structure, is low in manufacturing cost and high in operation safety, and plays an important role in maintenance and overhaul of the circuit breaker.

Drawings

FIG. 1 is a schematic perspective view of a manual switching on/off mechanism according to the present invention;

FIG. 2 is a diagram showing the positional relationship between the present invention and the switching-on/off linkage mechanism;

FIG. 3 is a front view of the manual closing assembly of the present invention;

FIG. 4 is a back view of the manual closing assembly of the present invention;

labeled as: the manual closing assembly 1, the fixed plate 11, the bottom plate 111, the mounting hole 111-a, the vertical plate 112, the bent plate 12, the baffle plate 121, the U-shaped limiting groove 121-a, the pulling plate 122, the first sliding part 13, the embedded plate 131, the sliding groove 132, the second sliding part 14, the pin hole 141, the long hole 142, the opening and closing electromagnet 2, the base shell 21, the iron core 22, the mounting frame assembly 3, the first mounting plate 31, the second mounting plate 32, the opening and closing linkage mechanism 4, the rotating plate 41 and the supporting block 5.

Detailed Description

The utility model is further described below with reference to the figures and examples.

As shown in fig. 1-4, the manual switching-on/off mechanism of the present invention is used for manually controlling the switching-off and switching-on of a circuit breaker in an insulated cabinet, and includes a switching-on/off linkage mechanism 4, a switching-on/off electromagnet 2 and a manual switching-on/off component 1, wherein one end of the switching-on/off linkage mechanism 4 is close to the switching-on/off electromagnet 2, and the switching-on/off purpose is achieved by changing the indexing angle of the operation terminal through adsorption or separation with the switching-on/off electromagnet, and the manual switching-on component 1 is a component for manually controlling adsorption-separation of the switching-on/off electromagnet 2 and the switching-on/off linkage mechanism 4.

The manual switching-on and switching-off assembly 1 comprises a fixed plate 11 and a bent plate 12, wherein the fixed plate 11 is an L-shaped plate and comprises a bottom plate 111 and a vertical plate 112 vertically and upwardly connected to the bottom plate, a supporting block 5 is arranged at the bottom of the bottom plate 111, a mounting hole 111-a is formed in the bottom plate 111, the fixed plate 11 is mounted on the supporting block 5 through the mounting hole 111-a, the supporting block 5 is fixedly connected with a box body of the insulation cabinet, and the manual switching-on and switching-off mechanism is integrally supported and fixed from the lower part, so that the stability of the manual switching-on and switching-off mechanism is better; the bending plate 12 is arranged close to the inner side of the vertical plate 112, the bending plate 12 is horizontally connected with the vertical plate 112 in a sliding manner, specifically, a first sliding part 13 and a second sliding part 14 are arranged between the vertical plate 112 and the bending plate 12, the first sliding part 13 comprises a panel 131 and a sliding groove 132 which are connected in a jogged manner, the panel 131 is arranged on the inner side of the vertical plate 112 in a protruding manner, the sliding groove 132 is arranged on the bending plate 12, and the panel 131 inwards penetrates through the sliding groove 132 and can slide back and forth along the sliding groove 132; the second sliding portion 14 includes a pin hole 141, a pin, and a long hole 142, the long hole 142 is provided on the bending plate 12, the long holes 142 are parallel to the sliding groove 132 and are staggered from each other in the length direction, the pin hole 141 is provided on the vertical plate 112, and the pin hole 141 is slidably connected in the long hole 142 by the pin; the first sliding portion 13 and the second sliding portion 14 support the bending plate 12 to slide back and forth along the fixed plate 11.

A baffle 121 extends out of the inner side of the bent plate 12, a U-shaped limiting groove 121-a is formed in the baffle 121, a pulling plate 122 is further connected to the outward side edge of the bent plate 12, and the pulling plate 122 is arranged inwards perpendicular to the vertical plate 112; the opening and closing electromagnet 2 comprises a base shell 21 and an iron core 22 penetrating through the base shell 21 for connection, the base shell 21 is arranged on the outer side of a baffle 121, the iron core 22 penetrates through the baffle 121 and extends to the inner side of the baffle 121, preferably, the iron core 22 is placed in a U-shaped limiting groove 121-a from top to bottom, the baffle 121 on two sides of the U-shaped limiting groove 121-a is blocked on the end face of the base shell 21, the operating tail end of the opening and closing linkage mechanism 4 is a rotating plate 41, the rotating plate 41 is of a folded angle type, the middle of the rotating plate is rotatably connected to a fixed rotating shaft, one end of the rotating plate 41 is opposite to one end of the iron core 22, and the adsorption-separation state between the rotating plate 41 and the iron core 22 at the end can lead the other end of the rotating plate 41 to swing back and forth within a certain angle range, so as to achieve the effect of controlling the opening and closing operation of the circuit breaker.

In order to enable the opening and closing electromagnet 2 to be kept in a horizontal state, a mounting frame component 3 is arranged above the opening and closing electromagnet 2, the mounting frame component 3 comprises a first mounting plate 31 and a second mounting plate 32, the first mounting plate 31 is fixedly arranged, the second mounting plate 32 is slidably connected below the first mounting plate, the opening and closing electromagnet 2 is fixedly connected to the bottom of the second mounting plate 32, a shifting piece for manual pushing and pulling is arranged on the second mounting plate 32, and the opening and closing electromagnet 2 and the second mounting plate 32 which are fixedly connected can move back and forth along the first mounting plate 31.

The operation process of the utility model comprises the following steps:

closing operation: the pulling plate 122 is pushed inwards manually, the bent plate 12 is pushed inwards along the first sliding part 13 and the second sliding part 14, at this time, the baffle plate 121 also moves forwards along with the baffle plate, a distance is reserved between the baffle plate and the opening and closing electromagnet 2, the shifting piece on the second mounting plate 32 is pushed manually, the second mounting plate 32 and the opening and closing electromagnet 2 move inwards along the first mounting plate 32 simultaneously, the adsorption force of the iron core 22 moving forwards continuously in the U-shaped limiting groove 121-a on the rotating plate 41 is gradually increased until the rotating plate 41 is adsorbed, and the rotating plate 41 rotates clockwise by a certain angle, so that the opening and closing linkage mechanism 4 completes the closing operation.

Opening operation: the pulling plate 122 is pulled manually outwards, so that the baffle 121 on the bent plate 12 abuts against the base shell 21 of the opening and closing electromagnet 2 to move outwards, the opening and closing electromagnet 2 and the second mounting plate 32 move outwards integrally, the iron core 22 moves outwards and gradually disengages from the rotating plate 41, and the disengaged rotating plate 41 rotates anticlockwise by a certain angle, so that the opening and closing linkage mechanism 4 completes opening and closing operations.

The above description is only for the preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes and substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a manual divide-shut brake mechanism, includes divide-shut brake electro-magnet and manual closing assembly, its characterized in that: the manual closing assembly comprises a fixed plate and a bent plate, the fixed plate is an L-shaped plate and comprises a bottom plate and a vertical plate which is vertically and upwards connected to the bottom plate, the bent plate is tightly attached to the inner side of the vertical plate, the bent plate is horizontally and slidably connected with the vertical plate, a baffle is stretched out of the inner side of the bent plate, the opening and closing electromagnet comprises a base shell and an iron core which runs through the base shell to be connected, the base shell is arranged on the outer side of the baffle, the iron core penetrates through the baffle to stretch into the inner side of the baffle, and the front and the rear pull bent plates enable the baffle to drive the opening and closing electromagnet to move back and forth so as to complete manual opening and closing operation.

2. A manual opening and closing mechanism according to claim 1, wherein: a first sliding part and a second sliding part are arranged between the vertical plate and the bent plate, the first sliding part comprises a panel and a sliding groove which are connected in an embedded mode, the panel is arranged on the inner side of the vertical plate in a protruding mode, the sliding groove is formed in the bent plate, and the panel penetrates through the sliding groove inwards and can slide back and forth along the sliding groove; the second sliding part comprises a pin hole, a pin and a long hole, the long hole is formed in the bent plate, the long hole is parallel to the sliding groove and mutually staggered along the length direction, the pin hole is formed in the vertical plate, and the pin hole is connected into the long hole in a sliding mode through the pin; the first sliding part and the second sliding part simultaneously support the bent plate to slide back and forth along the fixed plate.

3. A manual opening and closing mechanism according to claim 1, wherein: the bottom of the bottom plate is provided with a supporting block, the bottom plate is provided with a mounting hole, and the fixing plate is mounted on the supporting block through the mounting hole.

4. A manual opening and closing mechanism according to claim 1, wherein: divide closing electromagnet top is equipped with the mount pad subassembly, and the mount pad subassembly includes first mounting panel and second mounting panel, and first mounting panel is fixed to be set up, and second mounting panel sliding connection is in first mounting panel below, divide closing electromagnet fixed connection is in second mounting panel bottom, and fixed connection's divide closing electromagnet and second mounting panel can be simultaneously along first mounting panel reciprocating motion.

5. A manual opening and closing mechanism according to claim 1, wherein: the outward side edge of the bent plate is also connected with a pulling plate which is perpendicular to the vertical plate and arranged inwards.

6. A manual opening and closing mechanism according to claim 1, wherein: the U-shaped limiting groove is formed in the baffle, the iron core is placed in the U-shaped limiting groove from top to bottom, and the baffles on two sides of the limiting groove block the end face of the base shell.

7. A manual opening and closing mechanism according to claim 1, wherein: the iron core penetrates through one end of the baffle plate to be connected with a rotating plate in an adsorption mode, the rotating plate is the operation tail end of the opening and closing linkage mechanism, the iron core is pulled outwards to cut off the connection between the iron core and the rotating plate, and the on-off of a circuit is controlled.