CN216851020U - Circuit breaker maintenance box with buffer structure - Google Patents

Abstract

The utility model discloses a circuit breaker overhauls case with buffer structure relates to the circuit breaker and overhauls technical field. The utility model discloses an overhaul the box, the both sides of overhauing the box all are fixed with the rubber slab, the bottom mounting of overhauing the box has two chassis, the bottom of every chassis all is fixed with two universal wheels, the one end of overhauing the box is fixed with the foam sponge board, the one end of overhauing the box just is located the inside double-deck protection subassembly that is provided with of foam sponge board, the upper end of overhauing the box other end is provided with folding buffering subassembly, the lower extreme of overhauing the box other end is provided with fixed buffering subassembly. The utility model discloses a rubber slab, foam sponge board, double-deck protection component, folding buffering subassembly, the structure cooperation of fixed buffering subassembly for the maintenance box is toppled over when taking place the slope and can be cushioned the vibrations that receive, and then protects the part of maintenance box inside, avoids the maintenance box to receive and damages the influence maintenance efficiency.

Description

Circuit breaker maintenance box with buffer structure

Technical Field

The utility model belongs to the technical field of the circuit breaker overhauls, especially relate to a circuit breaker overhauls case with buffer structure.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breaker divide into high voltage circuit breaker and low voltage circuit breaker according to its application range, wherein, circuit breaker maintenance case need be used to overhaul the circuit breaker when the circuit breaker trouble, some circuit breaker maintenance cases current can be because unstable emergence slope when overhauing, and then produce vibrations with ground contact, because circuit breaker maintenance incasement part is numerous, inevitable can cause the damage when producing vibrations, and then influence maintenance efficiency, on the other hand, some circuit breaker maintenance cases current are comparatively troublesome when the transport, and place when overhauing and can not fix on one side, make maintenance case take place the slope more easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit breaker overhauls case with buffer structure to current problem has been solved: some circuit breaker overhaul case can be because unstable emergence slope when overhauing, and then with the ground contact production vibrations, because circuit breaker overhaul incasement part is numerous, inevitable can cause the damage when producing vibrations, and then influence maintenance efficiency.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a breaker maintenance box with a buffering structure comprises a maintenance box body, wherein rubber plates are fixed on two sides of the maintenance box body, two bottom frames are fixed at the bottom end of the maintenance box body, two universal wheels are fixed at the bottom end of each bottom frame, a foam sponge plate is fixed at one end of the maintenance box body, a double-layer protection assembly is arranged at one end of the maintenance box body and positioned inside the foam sponge plate, a folding buffering assembly is arranged at the upper end of the other end of the maintenance box body, and a fixed buffering assembly is arranged at the lower end of the other end of the maintenance box body;

double-deck protection subassembly is including gasbag, buffer spring one, rubber ball, buffer spring two and flexible bracing piece, the one end of overhauing the box just is located the inside a plurality of gasbags that are fixed with of foam sponge board, the one end of overhauing the box just is located the inside a plurality of buffer spring one that still is fixed with of foam sponge board, every the one end that keeps away from the maintenance box of buffer spring one all is fixed with the rubber ball, the one end of overhauing the box just is located the inside a plurality of flexible bracing pieces that still are fixed with of foam sponge board, buffer spring two has been cup jointed in the outside of flexible bracing piece, the one end and the maintenance box of buffer spring two are fixed, the other end and the flexible bracing piece of buffer spring two are fixed.

Furthermore, the first buffer spring, the second buffer spring and the telescopic supporting rod penetrate through the foam sponge plate and extend to the outer side of the foam sponge plate.

Furthermore, the fixed buffer assembly comprises a first connecting block, a first fixed column, a first limiting telescopic rod, a third buffer spring, a first sliding block, a first connecting rod, a first connecting base and a first protective bottom plate, the outer side of each bottom frame is fixedly provided with the first connecting block, the first fixed column is fixed between the two first connecting blocks and positioned on the outer side of the maintenance box body, a third buffer spring is sleeved on the outer side of the first fixed column, first sliding blocks are fixed at two ends of the third buffer spring, each first sliding block is in sliding connection with the first fixed column, the lower end of the first sliding block is rotatably connected with a first connecting rod, the lower end of the first connecting rod is rotatably connected with a first connecting base, the lower end of the first connecting base is fixed with a first protective base plate, two ends of the first protective base plate are fixed with first limiting telescopic rods, and one end, far away from the first protective base plate, of each first limiting telescopic rod is fixed with a first connecting block.

Further, the folding buffer assembly comprises a fixed top frame, a rotating shaft column, a second connecting block, a second fixed column, a second limiting telescopic rod, a fourth buffer spring, a second sliding block, a second connecting rod, a second connecting base and a second protective bottom plate, the top end of the overhaul box body is fixedly provided with the fixed top frame, the rotating shaft column is rotatably connected inside the fixed top frame, the second connecting block is fixed at two ends of the rotating shaft column, the second fixed column is fixed between the two second connecting blocks, the fourth buffer spring is sleeved outside the second fixed column, the second sliding block is fixed at two ends of the fourth buffer spring, each second sliding block is slidably connected with the second fixed column, the second connecting rod is rotatably connected at one end of the second sliding block, which is far away from the second rotating shaft column, the second limiting telescopic rod is fixed at one end of each second connecting block, which is far away from the second rotating shaft column, and the second protective bottom plate is fixed at one end of the second limiting telescopic rod, which is far away from the second connecting block, and two connecting bases II are further fixed between the two limiting telescopic rods II and at one end of the protective bottom plate II, and each connecting base II is rotatably connected with the connecting rod II.

Furthermore, the bottom of the maintenance box body is movably connected with a folding support frame between the two bottom frames, and an anti-skid plate is fixed at the bottom end of the folding support frame.

Further, the antiskid ribbed tile is the silica gel material.

Furthermore, two handles are fixed on the top end of the maintenance box body.

The utility model discloses following beneficial effect has:

1. the utility model discloses a rubber slab, foam sponge board, double-deck protection component, folding buffering subassembly, the structure cooperation of fixed buffering subassembly for the maintenance box is toppled over when taking place the slope and can be cushioned the vibrations that receive, and then protects the part of maintenance box inside, avoids the maintenance box to receive and damages the influence maintenance efficiency.

2. The utility model discloses an it is more convenient that a plurality of universal wheels of maintenance bottom half fixed make the maintenance box carry when removing, make the staff convenient snatch the maintenance box through the fixed handle in maintenance box top, make the convenience fix the maintenance box when overhauing through the structure cooperation of the fixed folding support frame of maintenance bottom half and antiskid ribbed tile.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the folding buffer assembly of the present invention before folding;

fig. 2 is a schematic structural view of the folded buffer assembly of the present invention after being folded;

FIG. 3 is a schematic structural view between the maintenance box body and the foam sponge board of the present invention;

FIG. 4 is a structural cross-sectional view of the double-layer protection assembly inside the foam sponge board of the present invention;

FIG. 5 is a sectional view of the structure of the first buffer spring, the rubber ball, the second buffer spring and the telescopic support rod inside the foam sponge board of the present invention;

FIG. 6 is a schematic view of the fixing buffer assembly of the present invention;

FIG. 7 is a schematic structural view of the folding cushion assembly of the present invention;

FIG. 8 is a schematic view of a connection structure between a fixed top frame and a rotating shaft column in the foldable cushion assembly of the present invention;

fig. 9 is the utility model discloses overhaul the structure schematic diagram of bottom half.

In the drawings, the components represented by the respective reference numerals are listed below:

1. overhauling the box body; 2. a rubber plate; 3. a chassis; 4. a universal wheel; 5. a foam sponge board; 6. an air bag; 7. a first buffer spring; 8. a rubber ball; 9. a second buffer spring; 10. a telescopic support rod; 11. a first connecting block; 12. fixing a first column; 13. a first limiting telescopic rod; 14. a third buffer spring; 15. a first sliding block; 16. a first connecting rod; 17. connecting a first base; 18. a first protective bottom plate; 19. fixing the top frame; 20. a rotating shaft column; 21. a second connecting block; 22. fixing a second column; 23. a second limiting telescopic rod; 24. a buffer spring IV; 25. a second sliding block; 26. a second connecting rod; 27. a second connecting base; 28. a second protective bottom plate; 29. folding the support frame; 30. an antiskid plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-9, the utility model relates to a circuit breaker overhaul box with buffer structure, including overhaul box 1, in order to protect both sides of overhaul box 1, both sides of overhaul box 1 are fixed with rubber slab 2, the bottom of overhaul box 1 is fixed with two underframe 3, in order to make the movement of overhaul box 1 more convenient, the bottom of each underframe 3 is fixed with two universal wheels 4, wherein, in order to grab overhaul box 1, the top of overhaul box 1 is also fixed with two handles;

in order to conveniently fix the maintenance box body 1 after the maintenance box body 1 is moved, a folding support frame 29 is movably connected between the two bottom frames 3 at the bottom end of the maintenance box body 1, and an anti-skid plate 30 is fixed at the bottom end of the folding support frame 29;

wherein, in order to enhance the damping between the antiskid plate 30 and the ground, the antiskid plate 30 is made of silica gel;

in order to protect the back of the overhaul box body 1, a foam sponge plate 5 is fixed at one end of the overhaul box body 1, and a double-layer protection assembly is arranged at one end of the overhaul box body 1 and positioned in the foam sponge plate 5;

specifically, the double-layer protection assembly comprises an air bag 6, a first buffer spring 7, rubber balls 8, a second buffer spring 9 and a telescopic support rod 10, in order to buffer the vibration received by the overhaul box body 1, a plurality of air bags 6 are fixed at one end of the overhaul box body 1 and positioned inside a foam sponge plate 5, a plurality of first buffer springs 7 are fixed at one end of the overhaul box body 1 and positioned inside the foam sponge plate 5, the rubber balls 8 are fixed at one end of each first buffer spring 7 far away from the overhaul box body 1, in order to disperse the vibration, a plurality of telescopic support rods 10 are fixed at one end of the overhaul box body 1 and positioned inside the foam sponge plate 5, the second buffer spring 9 is sleeved outside the telescopic support rods 10, one end of the second buffer spring 9 is fixed with the overhaul box body 1, and the other end of the second buffer spring 9 is fixed with the telescopic support rods 10;

wherein, in order to the vibrations layering buffering that maintenance box 1 received, buffer spring 7, buffer spring two 9 and flexible bracing piece 10 all run through foam sponge board 5 and extend to the foam sponge board 5 outside

In order to buffer the maintenance box body 1 for the first time when the maintenance box body 1 is inclined and vibrated, a fixed buffer component is arranged at the lower end of the other end of the maintenance box body 1;

specifically, the fixed buffering component comprises a first connecting block 11, a first fixing column 12, a first limiting telescopic rod 13, a third buffering spring 14, a first sliding block 15, a first connecting rod 16, a first connecting base 17 and a first protecting bottom plate 18, in order to connect and fix the fixed buffering component, the first connecting block 11 is fixed on the outer side of each chassis 3, the first fixing column 12 is fixed between the first connecting blocks 11 and positioned on the outer side of the maintenance box body 1, in order to buffer vibration, the third buffering spring 14 is sleeved on the outer side of the first fixing column 12, the first sliding block 15 is fixed at two ends of the third buffering spring 14, each first sliding block 15 is in sliding connection with the first fixing column 12, the lower end of the first sliding block 15 is rotatably connected with the first connecting rod 16, the lower end of the first connecting rod 16 is rotatably connected with the first connecting base 17, the lower end of the first connecting base 17 is fixed with the first protecting bottom plate 18, and the first limiting telescopic rod 13 is fixed at two ends of the first protecting bottom plate 18, one end, far away from the protective bottom plate I18, of each limiting telescopic rod I13 is fixed with the connecting block I11;

in order to buffer the maintenance box body 1 for the second time when the maintenance box body 1 is inclined and vibrated, a folding buffer assembly is arranged at the upper end of the other end of the maintenance box body 1;

specifically, the folding buffer assembly comprises a fixed top frame 19, a rotating shaft column 20, a connecting block II 21, a fixed column II 22, a limiting telescopic rod II 23, a buffer spring IV 24, a sliding block II 25, a connecting rod II 26, a connecting base II 27 and a protective bottom plate II 28, the top end of the maintenance box body 1 is fixed with the fixed top frame 19, the rotating shaft column 20 is rotatably connected inside the fixed top frame 19, the fixed top frame 19 and the rotating shaft column 20 are used for connecting the buffer assembly and facilitating the folding of the buffer assembly, the connecting block II 21 is fixed at two ends of the rotating shaft column 20, the fixed column II 22 is further fixed between the two connecting blocks II 21, in order to buffer the vibration, the buffer spring IV 24 is sleeved outside the fixed column II 22, the sliding block II 25 is fixed at two ends of the buffer spring IV 24, each sliding block II 25 is slidably connected with the fixed column II 22, the connecting rod II 26 is further rotatably connected at one end of the sliding block II 25 far away from the fixed column II 22, one end of each second connecting block 21, which is far away from the rotating shaft column 20, is fixed with a second limiting telescopic rod 23, one end of each second limiting telescopic rod 23, which is far away from the second connecting block 21, is fixed with a second protective bottom plate 28, one end of each second protective bottom plate 28 is also fixed with two second connecting bases 27 between the two second limiting telescopic rods 23, and each second connecting base 27 is rotationally connected with the second connecting rod 26.

One specific application of this embodiment is: when the breaker breaks down and needs to be overhauled, the overhauling box body 1 is pushed or dragged by a handle at the top of the overhauling box body 1, the carrying and moving of the overhauling box body 1 are more convenient by the universal wheels 4, the rotating shaft column 20 is driven to rotate in the fixed top frame 19 by rotating the folding buffer component before the overhauling is started, the rotating range of the rotating shaft column 20 in the fixed top frame 19 is 180 degrees of the protective bottom plate by the structural matching of the fixed top frame 19 and the rotating shaft column 20, so that the folding buffer component is folded and overturned from the top of the overhauling box body 1 to the outer side of the overhauling box body 1 to prepare for buffering the vibration, the overhauling is started after the overhauling box body 1 is carried and moved to the vicinity of the broken breaker, the folding support frame 29 is firstly made to be vertical to the ground by overturning the folding support frame 29, and the damping with the ground is increased by the antiskid plate 30, so that the overhauling box body 1 is fixed, the universal wheels 4 are prevented from driving the maintenance box body 1 to move, in the maintenance process of the circuit breaker, the maintenance box body 1 is not easy to topple when inclined left and right through the structural design of the chassis 3 and the universal wheels 4 which are obliquely fixed at the bottom of the maintenance box body 1, when the maintenance box body 1 inclines left and right and collides with a wall surface or other objects, the vibration is buffered through the rubber plates 2 fixed at the two sides of the maintenance box body 1, when the maintenance box body 1 inclines front and back and topples forwards, the vibration is firstly buffered through the fixed buffer assembly at the bottom of the front side of the maintenance box body 1, the protection bottom plate I18 is contacted with the ground, the received vibration is transmitted to the connecting rod I16 through the connecting base I17 and extrudes the connecting rod I16, so that the connecting rod I16 drives the sliding block I15 to slide towards the direction of the buffer spring III 14 and extrude the buffer spring III 14, the shock is absorbed and buffered through the elastic characteristic of the buffer spring III 14, meanwhile, the connecting block I11 and the protective bottom plate I18 are limited through the limiting telescopic rod I13, so that the shock received by the maintenance box body 1 is reduced, when the maintenance box body 1 is completely inclined on the ground, the shock is buffered through the folding buffer assembly at the front top end of the maintenance box body 1, the ground is contacted through the protective bottom plate II 28, the shock received by the protective bottom plate II 28 is transmitted to the connecting rod II 26 through the connecting base II 27 and extrudes the connecting rod II 26, so that the connecting rod II 26 drives the sliding block II 25 to slide towards the direction of the buffer spring IV 24 and extrude the buffer spring IV 24, the shock is absorbed and buffered through the elastic characteristic of the buffer spring IV 24, and meanwhile, the connecting block II 21 and the protective bottom plate II 28 are limited through the limiting telescopic rod II 23, when the maintenance box body 1 inclines forwards and inclines backwards, the rubber ball 8 is firstly contacted with the ground, the rubber ball 8 is used for extruding the first buffer spring 7, the vibration is absorbed and buffered through the elastic characteristic of the first buffer spring 7, then the telescopic support rod 10 is contacted with the ground, the telescopic support rod 10 is contracted inwards and extrudes the second buffer spring 9, the vibration is absorbed and buffered through the elastic characteristic of the second buffer spring 9, the maintenance box body 1 is used for reducing the vibration, when the vibration is too large, the first buffer spring 7, the rubber ball 8, the second buffer spring 9 and the telescopic support rod 10 are extruded into the foam sponge plate 5, the ground is contacted through the material characteristic of the foam sponge plate 5, make foam sponge board 5 extrude gasbag 6, finally reduce the vibrations that overhaul box 1 received through the buffering of double-deck protection component and foam sponge board 5, and then reduce the damage of overhauing 1 internals of box, accomplish buffering work.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides a circuit breaker overhauls case with buffer structure, is including overhauing box (1), its characterized in that: the rubber plates (2) are fixed on two sides of the overhaul box body (1), two bottom frames (3) are fixed at the bottom end of the overhaul box body (1), two universal wheels (4) are fixed at the bottom end of each bottom frame (3), a foam sponge plate (5) is fixed at one end of the overhaul box body (1), a double-layer protection assembly is arranged at one end of the overhaul box body (1) and positioned inside the foam sponge plate (5), a folding buffer assembly is arranged at the upper end of the other end of the overhaul box body (1), and a fixed buffer assembly is arranged at the lower end of the other end of the overhaul box body (1);

the double-layer protection component comprises an air bag (6), a first buffer spring (7), a rubber ball (8), a second buffer spring (9) and a telescopic supporting rod (10), a plurality of air bags (6) are fixed at one end of the maintenance box body (1) and positioned in the foam sponge plate (5), a plurality of first buffer springs (7) are further fixed at one end of the overhaul box body (1) and positioned in the foam sponge plate (5), a rubber ball (8) is fixed at one end, far away from the overhaul box body (1), of each first buffer spring (7), a plurality of telescopic supporting rods (10) are fixed at one end of the maintenance box body (1) and positioned in the foam sponge plate (5), a second buffer spring (9) is sleeved on the outer side of the telescopic supporting rod (10), one end of the second buffer spring (9) is fixed with the overhaul box body (1), and the other end of the second buffer spring (9) is fixed with the telescopic supporting rod (10).

2. The circuit breaker service box with buffer structure as claimed in claim 1, wherein: the first buffer spring (7), the second buffer spring (9) and the telescopic supporting rod (10) penetrate through the foam sponge plate (5) and extend to the outer side of the foam sponge plate (5).

3. The circuit breaker service box with buffer structure as claimed in claim 1, wherein: the fixed buffer assembly comprises a first connecting block (11), a first fixing column (12), a first limiting telescopic rod (13), a third buffer spring (14), a first sliding block (15), a first connecting rod (16), a first connecting base (17) and a first protective bottom plate (18), the outer side of each bottom frame (3) is fixedly provided with the first connecting block (11), the first fixing column (12) is fixed between the two first connecting blocks (11) and positioned on the outer side of the overhaul box body (1), the third buffer spring (14) is sleeved on the outer side of each first fixing column (12), the first sliding block (15) is fixed at two ends of each third buffer spring (14), each first sliding block (15) is slidably connected with the first fixing column (12), the lower end of each first sliding block (15) is rotatably connected with the first connecting rod (16), the lower end of each first connecting rod (16) is rotatably connected with the first connecting base (17), the lower extreme of connecting base (17) is fixed with protection bottom plate (18), the both ends of protection bottom plate (18) are fixed with spacing telescopic link (13), every the one end that protection bottom plate (18) were kept away from in spacing telescopic link (13) all is fixed with connecting block (11).

4. The circuit breaker service box with buffer structure as claimed in claim 1, wherein: the folding buffer assembly comprises a fixed top frame (19), a rotating shaft column (20), a second connecting block (21), a second fixed column (22), a second limiting telescopic rod (23), a fourth buffer spring (24), a second sliding block (25), a second connecting rod (26), a second connecting base (27) and a second protective bottom plate (28), wherein the fixed top frame (19) is fixed at the top end of the maintenance box body (1), the rotating shaft column (20) is rotatably connected inside the fixed top frame (19), the second connecting block (21) is fixed at two ends of the rotating shaft column (20), the second fixed column (22) is further fixed between the two second connecting blocks (21), the fourth buffer spring (24) is sleeved outside the second fixed column (22), the second sliding block (25) is fixed at two ends of the fourth buffer spring (24), and each second sliding block (25) is in sliding connection with the second fixed column (22), one end, far away from fixed column two (22), of slider two (25) is still rotated and is connected with connecting rod two (26), every one end, far away from pivot column (20), of connecting block two (21) all is fixed with spacing telescopic link two (23), the one end, far away from connecting block two (21), of spacing telescopic link two (23) is fixed with protection bottom plate two (28), the one end of protection bottom plate two (28) just is located and still is fixed with two between two spacing telescopic links two (23) and connects base two (27), every connect base two (27) all to be connected with connecting rod two (26) rotation.

5. The circuit breaker service box with buffer structure of claim 1, characterized in that: the maintenance box is characterized in that a folding support frame (29) is movably connected between the two bottom frames (3) and at the bottom end of the maintenance box body (1), and an anti-skid plate (30) is fixed at the bottom end of the folding support frame (29).

6. The circuit breaker service box with buffer structure of claim 5, wherein: the antiskid plate (30) is made of silica gel.

7. The circuit breaker service box with buffer structure as claimed in claim 1, wherein: two handles are fixed on the top end of the maintenance box body (1).

Images