CN218513339U

CN218513339U - Mechanical interlocking structure for closing of circuit breaker

Info

Publication number: CN218513339U
Application number: CN202222664928.2U
Authority: CN
Inventors: 洪波; 裴胜军
Original assignee: Jiangsu Guohong Electric Power Technology Co ltd
Current assignee: Jiangsu Guohong Electric Power Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-02-21
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a mechanical interlocking structure is used in circuit breaker combined floodgate, the intelligent cabinet temperature adjusting device comprises a cabinet body, the internal portion of cabinet is provided with isolator, circuit breaker and interlocking structure, the isolator passes through interlocking structure and circuit breaker connection of electric lines, the front side of circuit breaker is provided with the floodgate that the cooperation of interlocking structure was used, the floodgate is located interlocking structure's top. The utility model discloses a set up ball and pulley, support interlocking structure when reducing and interlocking structure contact, interlocking structure removes in-process pulley and remains throughout and interlocking structure contact, guarantees that interlocking structure removes stably, through stopper and ball, the stopper can restrict interlocking structure and remove the in-process and can not break away from the linking arm, realizes the fixed mounting to interlocking structure, has solved current mechanical interlocking and has installed easy the back and take place to rock and long-term removal linking arm breaks away from spacing problem easily.

Description

Mechanical interlocking structure for closing of circuit breaker

Technical Field

The utility model belongs to the technical field of the circuit breaker combined floodgate, especially, relate to a mechanical interlocking structure for circuit breaker combined floodgate.

Background

The circuit breaker is a switching device which can close, bear and break current under the condition of a normal loop and can close, bear and break the current under the condition of an abnormal loop within a specified time, the closing of the circuit breaker refers to the manual operation in a power system, the circuit breaker is converted from an opening position to a closing position, and an isolator adopts a linear optocoupler isolation principle, an input signal is converted and output, an input signal, an output signal and a working power supply are isolated from each other.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides a circuit breaker is combined floodgate and is used mechanical interlocking structure possesses stable and difficult advantage that breaks away from, has solved current mechanical interlocking installation and has taken place easily after and rock and long-term removal linking arm and break away from spacing problem easily.

The utility model discloses a mechanical interlocking structure for closing a switch on a circuit breaker, which comprises a cabinet body, the internal part of the cabinet is provided with an isolator, a circuit breaker and an interlocking structure, the isolator is connected with a circuit breaker electric wire through the interlocking structure, the front side of the circuit breaker is provided with a brake matched with the interlocking structure for use, the brake is positioned at the top of the interlocking structure, the top and the bottom of the front side of the circuit breaker are both fixedly connected with connecting arms, one side opposite to the two connecting arms is both fixedly connected with a connecting plate, the front side of the connecting plate is connected with an auxiliary supporting component, and the internal part of the connecting arm is connected with a limiting component;

the auxiliary supporting assembly comprises a pulley, the front side of the pulley is in contact with the rear side of the interlocking structure, a supporting rod is fixedly connected to the rear side of the pulley mounting seat, a first spring is sleeved on the surface of the supporting rod, the front side of the first spring is fixedly connected with the rear side of the pulley mounting seat, the rear side of the first spring is fixedly connected with the surface of the connecting plate, and one end, far away from the pulley, of the supporting rod penetrates to the outer side of the connecting plate;

the limiting assembly comprises a rotating block, a front side fixedly connected with rotating rod of the rotating block, a front side fixedly connected with track block of the rotating rod, two sides inside the connecting arm are connected with limiting blocks, the limiting blocks are located two sides of the track block, two sides of the limiting blocks are fixedly connected with sliding blocks, two opposite sides of the sliding blocks are fixedly connected with second springs, one ends of the sliding blocks and the inner wall of the connecting arm are far away from the second springs, the limiting blocks are movably connected with balls in the inner portions, the rear sides of the balls are in surface contact with the interlocking structures, a damper is fixedly mounted on the rear side of the rotating block, and the rear side of the damper is fixedly mounted on the inner wall of the connecting arm.

As the utility model discloses it is preferred, the stopper is located the front side of interlocking structure, the ball is located the inside roll of stopper, and the rear end of ball contacts with the front side of interlocking structure.

As the utility model discloses it is preferred, the opening of using with the linking arm cooperation is seted up to interlocking structure's inside, the linking arm is located open-ended inside, the diameter of linking arm is less than the opening diameter.

As the utility model discloses preferred, the rear side of commentaries on classics piece passes through the inner wall fixed mounting of attenuator with the linking arm, the orbit of commentaries on classics piece along with the attenuator rotates.

As the utility model discloses preferred, the fixed surface who changes the piece is connected with the slipmat, the diameter that changes the piece is greater than the linking arm, and the outside of changing the piece runs through to the outside of linking arm.

As the utility model discloses it is preferred, the internal connection of slider has the orbit pole, the both ends of orbit pole and the inner wall fixed connection of linking arm, and the slider cover establish with the surface slip of orbit pole.

As the utility model discloses preferred, the surperficial cover of bull stick is equipped with the pivot, the bull stick is through the internal connection of pivot with the linking arm.

As the utility model discloses it is preferred, the recess that uses with the stopper cooperation is seted up to the inside of orbit piece, and the inside of recess is all imbedded to one side that two stoppers are relative, the fillet has been seted up to the corner of orbit piece.

As the utility model discloses it is preferred, keep apart the operating axis through interlocking structure under the circuit breaker combined floodgate state, restriction isolator action.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up ball and pulley, support interlocking structure when reducing and interlocking structure contact, interlocking structure removes in-process pulley and remains throughout and interlocking structure contact, guarantees that interlocking structure removes stably, through stopper and ball, the stopper can restrict interlocking structure and remove the in-process and can not break away from the linking arm, realizes the fixed mounting to interlocking structure, has solved current mechanical interlocking and has installed easy the back and take place to rock and long-term removal linking arm breaks away from spacing problem easily.

2. The utility model discloses a set up stopper and ball, the ball is located the inside roll of stopper, can make the interlocking structure spacing to the interlocking structure when removing the in-process and reducing the stopper resistance.

3. The utility model discloses a set up the opening, realized the distance that interlocking structure reciprocated, the open-ended distance is representing the distance that interlocking structure removed.

4. The utility model discloses a set up the attenuator, increased the frictional force when changeing the piece and rotating, prevent that the power that interlocking structure operation produced from leading to the stopper and removing.

5. The utility model discloses a set up the slipmat, increased the frictional force of user's hand and commentaries on classics piece, prevent that the user from rotating the piece and making the emergence slippage.

6. The utility model discloses a set up the orbit pole, provide the distance that the stopper removed, break away from when linking arm is inside when preventing that orbit piece extrusion stopper from removing the stability when having increased the stopper and removing.

7. The utility model discloses a set up the pivot, can make the bull stick rotate the in-process more stable, prevent that the bull stick from rotating the in-process position and taking place the skew.

8. The utility model discloses a set up the recess, the orbit piece rotates the inside that the in-process can extrude the stopper and stretch out the linking arm, sets up the fillet and reduces the friction between stopper and the orbit piece, can make the stopper more smoothly move.

9. The utility model discloses a set up the floodgate, be combined floodgate when the floodgate revolves down, otherwise for opening the floodgate when upwards rotating.

Drawings

Fig. 1 is a schematic structural diagram provided by an embodiment of the present invention;

fig. 2 is a bottom perspective view of a cabinet provided by an embodiment of the present invention;

fig. 3 is a front view of a cabinet body according to an embodiment of the present invention;

fig. 4 is a left side view of an embodiment of the present invention providing an interlock structure;

fig. 5 is a left side cross-sectional view of a connecting arm provided by an embodiment of the present invention;

fig. 6 is a rear cross-sectional view of an embodiment of the present invention providing a connecting arm;

fig. 7 is a partial enlarged view of a portion a in fig. 4 according to an embodiment of the present invention.

In the figure: 1. a cabinet body; 2. an isolator; 3. a circuit breaker; 4. an interlocking structure; 5. a gate; 6. a connecting arm; 7. a connecting plate; 8. an auxiliary support assembly; 81. a pulley; 82. a support bar; 83. a first spring; 9. a limiting component; 91. rotating the block; 92. a rotating rod; 93. a track block; 94. a limiting block; 95. a slider; 96. a second spring; 97. a ball bearing; 98. a damper; 10. a groove; 11. a track rod.

Detailed Description

For further understanding the contents, features and effects of the present invention, the following embodiments will be illustrated in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, an embodiment of the present invention provides a mechanical interlocking structure for closing a circuit breaker, including a cabinet 1, a isolator 2, a circuit breaker 3 and an interlocking structure 4 are arranged inside the cabinet 1, the isolator 2 is connected with the circuit breaker 3 through the interlocking structure 4 by an electric wire, a gate 5 used in cooperation with the interlocking structure 4 is arranged on the front side of the circuit breaker 3, the gate 5 is located on the top of the interlocking structure 4, connecting arms 6 are fixedly connected to the top and the bottom of the front side of the circuit breaker 3, a connecting plate 7 is fixedly connected to one side of the connecting arm 6 opposite to the two connecting arms 6, an auxiliary supporting assembly 8 is connected to the front side of the connecting plate 7, and a limiting assembly 9 is connected to the inside of the connecting arm 6;

the auxiliary supporting assembly 8 comprises a pulley 81, the front side of the pulley 81 is in contact with the rear side of the interlocking structure 4, a supporting rod 82 is fixedly connected to the rear side of the mounting seat of the pulley 81, a first spring 83 is sleeved on the surface of the supporting rod 82, the front side of the first spring 83 is fixedly connected with the rear side of the mounting seat of the pulley 81, the rear side of the first spring 83 is fixedly connected with the surface of the connecting plate 7, and one end, far away from the pulley 81, of the supporting rod 82 penetrates through the outer side of the connecting plate 7;

spacing subassembly 9 is including changeing piece 91, change the front side fixedly connected with bull stick 92 of piece 91, the front side fixedly connected with orbit piece 93 of bull stick 92, the inside both sides of linking arm 6 all are connected with stopper 94, stopper 94 is located the both sides of orbit piece 93, the equal fixedly connected with slider 95 in both sides of stopper 94, control the equal fixedly connected with second spring 96 in one side that two sliders 95 are opposite, the one end that slider 95 was kept away from to second spring 96 and the inner wall fixed connection of linking arm 6, stopper 94's inside swing joint has ball 97, the rear side of ball 97 and interlocking structure 4's surface contact, change the rear side fixed mounting of piece 91 and have attenuator 98, the rear side of attenuator 98 and the inner wall fixed mounting of linking arm 6.

Referring to fig. 6, the stopper 94 is located at the front side of the interlock structure 4, the ball 97 is located inside the stopper 94 to roll, and the rear end of the ball 97 contacts the front side of the interlock structure 4.

The scheme is adopted: through setting up stopper 94 and ball 97, ball 97 is located the inside roll of stopper 94, can make interlocking structure 4 reduce stopper 94 resistance in the removal process and spacing to interlocking structure 4 simultaneously.

Referring to fig. 4, the inside of the interlocking structure 4 is opened with an opening used in cooperation with the connecting arm 6, the connecting arm 6 is located inside the opening, and the diameter of the connecting arm 6 is smaller than that of the opening.

Adopt above-mentioned scheme: by providing an opening, the distance the interlocking structure 4 moves up and down is achieved, the distance of the opening representing the distance the interlocking structure 4 moves.

Referring to fig. 5, the rear side of the rotary block 91 is fixedly installed to the inner wall of the connecting arm 6 through the damper 98, and the rotary block 91 rotates along the track of the damper 98.

Adopt above-mentioned scheme: by providing the damper 98, the friction force when the rotation block 91 rotates is increased, and the movement of the stopper 94 caused by the power generated by the operation of the interlock structure 4 is prevented.

Referring to fig. 4 and 5, a non-slip mat is fixedly connected to the surface of the rotation block 91, the diameter of the rotation block 91 is larger than that of the connection arm 6, and the outer side of the rotation block 91 penetrates through the outer side of the connection arm 6.

Adopt above-mentioned scheme: through setting up the slipmat, increased user's hand and the frictional force of changeing piece 91, prevent that the user from rotating piece 91 and making the emergence slippage.

Referring to the drawings, a track rod 11 is connected to the inside of the slider 95, two ends of the track rod 11 are fixedly connected to the inner wall of the connecting arm 6, and the slider 95 slides on the surface of the track rod 11.

Adopt above-mentioned scheme: through setting up the orbit pole 11, provide the distance that stopper 94 moved, increased the stability when stopper 94 moved when preventing that the orbit piece 93 from breaking away from the connecting arm 6 when extruding stopper 94 and moving.

Referring to fig. 5, a surface of the rotating rod 92 is sleeved with a rotating shaft, and the rotating rod 92 is connected with the inside of the connecting arm 6 through the rotating shaft.

The scheme is adopted: through setting up the pivot, can make the bull stick 92 rotate the in-process more stable, prevent that the bull stick 92 from rotating the in-process position and taking place the skew.

Referring to fig. 6, a groove 10 matched with the limiting blocks 94 is formed in the track block 93, one side of each of the two limiting blocks 94 opposite to the groove 10 is embedded in the groove 10, and corners of the track block 93 are provided with fillets.

Adopt above-mentioned scheme: through setting up recess 10, orbit piece 93 rotates the inside that the in-process can extrude stopper 94 and stretch out linking arm 6, sets up the fillet and reduces the friction between stopper 94 and the orbit piece 93, can make stopper 94 remove more smoothly.

Referring to fig. 1, 2, 3 and 4, in a state where the circuit breaker 3 is closed 5, the operation shaft is isolated by the interlock structure 4, and the motion of the isolator 2 is restricted.

The scheme is adopted: by arranging the brake 5, the brake 5 is closed when rotating downwards, and is opened when rotating upwards.

The utility model discloses a theory of operation:

when the interlocking structure 4 is used, when the interlocking structure 4 is assembled, a user clamps two openings of the interlocking structure 4 into the inside of the connecting arm 6, then the user rotates the rotating rod 92 by rotating the rotating block 91, the rotating rod 92 rotates the track block 93, the track block 93 rotates, the rotation of the track block 93 extrudes the limiting block 94 to be separated from the inside of the groove 10, the limiting block 94 moves along with the extrusion of the track block 93, the limiting block 94 moves to drive the ball 97 and the sliding block 95, the sliding block 95 moves to extrude the second spring 96, when the rotating block 91 rotates ninety degrees, the ball 97 is in surface contact with the interlocking structure 4 to complete the assembly, the elastic force of the second spring 96 can only drive the limiting block 94 to reset, when the brake 5 is opened, the brake 5 rotates, the interlocking structure 4 can be extruded by the downward rotation of the brake 5, the interlocking structure 4 moves along with the tracks of the ball 97 and the pulley 81, when the interlocking structure 4 shakes in the moving process, the second spring 96 can reduce the power, the interlocking structure 4 can be in contact with the ball 97 and the pulley 81 all the time, and complete the operation.

In conclusion: this mechanical interlocking structure is used in circuit breaker combined floodgate, through the cooperation that sets up cabinet body 1, isolator 2, circuit breaker 3, interlocking structure 4, floodgate 5, linking arm 6, connecting plate 7, auxiliary stay subassembly 8, spacing subassembly 9, recess 10 and orbit pole 11, solved current mechanical interlocking installation and taken place easily after the back and rock and long-term removal linking arm breaks away from spacing problem easily.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circuit breaker is combined floodgate and is used mechanical interlocking structure which characterized in that: the intelligent cabinet comprises a cabinet body (1), wherein an isolator (2), a circuit breaker (3) and an interlocking structure (4) are arranged inside the cabinet body (1), the isolator (2) is in electric connection with the circuit breaker (3) through the interlocking structure (4), a brake (5) matched with the interlocking structure (4) for use is arranged on the front side of the circuit breaker (3), the brake (5) is positioned at the top of the interlocking structure (4), connecting arms (6) are fixedly connected to the top and the bottom of the front side of the circuit breaker (3), a connecting plate (7) is fixedly connected to one side opposite to each of the two connecting arms (6), an auxiliary supporting assembly (8) is connected to the front side of the connecting plate (7), and a limiting assembly (9) is connected to the inside of each connecting arm (6);

the auxiliary supporting assembly (8) comprises a pulley (81), the front side of the pulley (81) is in contact with the rear side of the interlocking structure (4), a supporting rod (82) is fixedly connected to the rear side of the mounting seat of the pulley (81), a first spring (83) is sleeved on the surface of the supporting rod (82), the front side of the first spring (83) is fixedly connected with the rear side of the mounting seat of the pulley (81), the rear side of the first spring is fixedly connected with the surface of the connecting plate (7), and one end, far away from the pulley (81), of the supporting rod (82) penetrates through the outer side of the connecting plate (7);

spacing subassembly (9) are including changeing piece (91), the front side fixedly connected with bull stick (92) of commentaries on classics piece (91), the front side fixedly connected with orbit piece (93) of bull stick (92), the inside both sides of linking arm (6) all are connected with stopper (94), stopper (94) are located the both sides of orbit piece (93), the equal fixedly connected with slider (95) in both sides of stopper (94) control the equal fixedly connected with second spring (96) in one side that two sliders (95) are opposite, the one end that slider (95) were kept away from in second spring (96) and the inner wall fixed connection of linking arm (6), the inside swing joint of stopper (94) has ball (97), the rear side of ball (97) and the surface contact of interlocking structure (4), the rear side fixed mounting who changes piece (91) has attenuator (98), the rear side of attenuator (98) and the inner wall fixed mounting of linking arm (6).

2. The mechanical interlocking structure for closing the circuit breaker according to claim 1, wherein: the limiting block (94) is located on the front side of the interlocking structure (4), the ball (97) is located inside the limiting block (94) and rolls, and the rear end of the ball (97) is in contact with the front side of the interlocking structure (4).

3. The mechanical interlocking structure for closing the circuit breaker according to claim 1, wherein: the opening that uses with linking arm (6) cooperation is seted up to the inside of interlocking structure (4), linking arm (6) are located the open-ended inside, the diameter of linking arm (6) is less than the opening diameter.

4. The mechanical interlocking structure for closing the circuit breaker as recited in claim 1, wherein: the rear side of the rotating block (91) is fixedly installed with the inner wall of the connecting arm (6) through a damper (98), and the rotating block (91) rotates along with the track of the damper (98).

5. The mechanical interlocking structure for closing the circuit breaker according to claim 1, wherein: the surface of the rotating block (91) is fixedly connected with an anti-slip pad, the diameter of the rotating block (91) is larger than that of the connecting arm (6), and the outer side of the rotating block (91) penetrates through the outer side of the connecting arm (6).

6. The mechanical interlocking structure for closing the circuit breaker according to claim 1, wherein: the inside connection of slider (95) has orbit pole (11), the both ends of orbit pole (11) and the inner wall fixed connection of linking arm (6), and slider (95) cover establish with the surperficial slip of orbit pole (11).

7. The mechanical interlocking structure for closing the circuit breaker as recited in claim 1, wherein: the surface of the rotating rod (92) is sleeved with a rotating shaft, and the rotating rod (92) is connected with the inside of the connecting arm (6) through the rotating shaft.

8. The mechanical interlocking structure for closing the circuit breaker as recited in claim 1, wherein: the inside of orbit piece (93) is seted up and is used with stopper (94) cooperation recess (10), and the inside of recess (10) is all embedded into to one side that two stoppers (94) are relative, the fillet has been seted up to the corner of orbit piece (93).

9. The mechanical interlocking structure for closing the circuit breaker as recited in claim 1, wherein: the circuit breaker (3) is in a closing state (5), and the operation shaft is isolated through the interlocking structure (4) to limit the action of the isolator (2).