CN219085903U - Assembly structure for residual current circuit breaker and air circuit breaker - Google Patents

Abstract

The utility model discloses an assembling structure for an electric leakage breaker and an empty breaker, which comprises a mounting plate, wherein T-shaped clamping grooves are formed in two sides of the top of the mounting plate, I-shaped clamping plates matched with the T-shaped clamping grooves are clamped in the two groups of T-shaped clamping grooves, an empty breaker main body and an electric leakage breaker main body are respectively arranged at the tops of the two groups of I-shaped clamping plates, limit grooves are formed in two ends of the middle positions of the bottoms of the two groups of I-shaped clamping plates, clamping limit assemblies are arranged in the middle positions of the bottoms of the mounting plate, and buffer assemblies are arranged at four corners of the inside of the mounting plate; according to the utility model, through the mutual matching of the T-shaped clamping groove, the limiting rod, the I-shaped clamping plate and the limiting groove, the quick assembly work of the assembly structure can be realized, the screw thread screwing work is not needed, the assembly efficiency is effectively improved, and the structure is simple and reasonable in design and suitable for popularization, so that the practicability and convenience of the use of the assembly structure can be improved.

Description

Assembly structure for residual current circuit breaker and air circuit breaker

Technical Field

The utility model relates to the technical field of electric leakage circuit breakers and air circuit breakers, in particular to an assembling structure for the electric leakage circuit breakers and the air circuit breakers.

Background

The air switch, also called air breaker, is a kind of breaker, it is a kind of switch that will turn off automatically as long as the current exceeds rated current in the circuit, the air switch is a very important electrical apparatus in low-voltage distribution network and electric traction system, it integrates control and multiple protective functions, except can finish contacting and breaking the circuit, can also protect short circuit, serious overload and undervoltage that the circuit or electrical equipment takes place, can also be used for starting the electric motor infrequently at the same time, the electric leakage breaker: the common leakage circuit breaker is divided into two types, namely a voltage type and a current type, wherein the current type is also divided into an electromagnetic type and an electronic type, and the leakage circuit breaker is used for preventing human body from electric shock and is selected according to different requirements of direct contact and indirect contact for electric shock protection, so that an assembly structure for the leakage circuit breaker and an empty circuit breaker needs to be designed;

the existing assembly structure can meet the following inconveniences in the use process: 1. most of the splicing structures are fixedly connected in a manner of screwing a plurality of groups of threads, and the connecting manner is firm, but is inconvenient for the later disassembly and maintenance work of operators, so that the working steps of the operators are increased, and the inconvenience and the complexity of the use of the splicing structure are reduced; 2. the assembly structure has single internal structure, can only realize assembly function, and has no buffer mechanism, so that when the residual current circuit breaker and the air-break circuit breaker are subjected to external pressure, the surface or internal parts of the assembly structure can be damaged, and the service life of the assembly structure is prolonged.

Disclosure of Invention

The utility model aims to provide an assembling structure for an electric leakage breaker and an air-break breaker, which aims to solve the problem that the prior assembling structure is inconvenient in the use process in the prior art: 1. most of the splicing structures are fixedly connected in a manner of screwing a plurality of groups of threads, and the connecting manner is firm, so that the later disassembly and overhaul work of operators is inconvenient, and the inconvenience and the complexity of the use of the splicing structures are reduced; 2. the assembly structure has single internal structure, can only realize assembly function, and has no buffer mechanism, so that when the residual current circuit breaker and the air-break circuit breaker are subjected to external pressure, the surface or internal parts of the assembly structure can be damaged, and the service life of the assembly structure is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a structure is assembled to electric leakage circuit breaker and empty circuit breaker, includes the mounting panel, T type draw-in groove has been seted up to the both sides at mounting panel top, two sets of the inside all block of T type draw-in groove is equipped with rather than matched with I shape cardboard, two sets of the top of I shape cardboard is equipped with empty circuit breaker main part and electric leakage circuit breaker main part respectively, two sets of limit groove has all been seted up at the both ends of I shape cardboard bottom intermediate position department, the intermediate position department of mounting panel bottom is equipped with block limiting component, the inside four corners department of mounting panel all is equipped with buffer assembly.

Preferably, the clamping limiting component comprises a limiting rod, a sliding block, a hinging rod, a connecting plate, a sliding groove, a groove and a spring B, wherein the spring B is positioned at the bottom of the mounting plate, the spring B is provided with the connecting plate, both ends of both sides of the top of the connecting plate are provided with limiting rods which extend into the limiting groove and are matched with the limiting groove, the two ends of the two sides of the bottom of the connecting plate are provided with sliding grooves, one sides, close to each other, of the four groups of sliding grooves are provided with sliding blocks matched with the sliding grooves in a sliding mode, one sides, far away from each other, of the four groups of sliding grooves are provided with springs B connected with the sliding blocks, and the bottoms of the four groups of sliding blocks are provided with hinging rods in a hinging mode.

Preferably, the buffer assembly comprises springs A, loop bars, a bottom plate and sleeves, the sleeves are provided with four groups, the four groups of sleeves are located at four corners of the inside of the mounting plate, the four groups of sleeves are sleeved at the inner bottoms of the sleeves and extend to the loop bars outside the mounting plate, the four groups of sleeves are provided with springs A connected with the loop bars at the inner tops, the bottom of the four groups of sleeves are connected with the bottom plate jointly, and the bottom plate is hinged with the hinge bars.

Preferably, the bottom of one end of the back surface of the I-shaped clamping plate and the top of one end of the front surface of the four groups of limiting rods are provided with guide inclined surfaces, and the two groups of guide inclined surfaces are matched with each other.

Preferably, four groups of hinge seats are arranged in the middle of the top of the bottom plate, and the four groups of hinge seats are mutually hinged with the four groups of hinge rods.

Preferably, the two ends of the four groups of sliding grooves are provided with limiting sliding grooves, and limiting sliding blocks connected with the sliding blocks are slidably arranged in the limiting sliding grooves.

Compared with the prior art, the utility model has the beneficial effects that: the assembly structure for the residual current circuit breaker and the empty-cut circuit breaker is characterized in that the assembly structure comprises a shell;

1. through the mutual matching of the T-shaped clamping groove, the limiting rod, the I-shaped clamping plate and the limiting groove, the quick assembly work of the assembly structure can be realized, the screw thread screwing work is not needed, the assembly efficiency is effectively improved, and the structure is simple and reasonable in design and suitable for popularization, so that the practicability and the convenience of the use of the assembly structure can be improved;

2. through spring A, loop bar, bottom plate, slider, articulated rod, spout, spring B and telescopic mutually supporting, can realize the later stage and assemble the quick detach work of structure, still can realize the buffer performance that electric leakage circuit breaker and empty circuit breaker used simultaneously to alleviate later stage external pressure, prolong its life-span, thereby can further improve practicality and the convenience that should assemble the structure and use.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is a side cross-sectional view of the mounting plate of the present utility model.

In the figure: 1. a mounting plate; 2. a T-shaped clamping groove; 3. an air-break circuit breaker main body; 4. a limit rod; 5. i-shaped clamping plates; 6. a leakage breaker main body; 7. a limit groove; 8. a spring A; 9. a loop bar; 10. a bottom plate; 11. a slide block; 12. a hinge rod; 13. a connecting plate; 14. a chute; 15. a groove; 16. a spring B; 17. a sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, embodiments of the present utility model are provided: a structure is assembled to electric leakage circuit breaker and empty circuit breaker, including mounting panel 1, T type draw-in groove 2 has been seted up to the both sides at mounting panel 1 top, the inside all block of two sets of T type draw-in grooves 2 is equipped with rather than matched with I shape cardboard 5, the top of two sets of I shape cardboard 5 is equipped with empty circuit breaker main part 3 and electric leakage circuit breaker main part 6 respectively, spacing groove 7 has all been seted up at the both ends of two sets of I shape cardboard 5 bottom intermediate position departments, the intermediate position department of mounting panel 1 bottom is equipped with block spacing subassembly, be convenient for improve convenience and the fastness that electric leakage circuit breaker main part 6 and empty circuit breaker main part 3 were assembled, the inside four corners department of mounting panel 1 all is equipped with buffer assembly, be convenient for realize buffer function and improve this electric leakage circuit breaker main part 6 and empty circuit breaker main part 3 life.

Further, the block limiting component comprises a limiting rod 4, a sliding block 11, a hinging rod 12, a connecting plate 13, sliding grooves 14, grooves 15 and springs B16, wherein the springs B16 are located at the bottom of the mounting plate 1, the springs B16 are provided with the connecting plate 13, two ends of two sides of the top of the connecting plate 13 are provided with limiting rods 4 which extend into the limiting grooves 7 and are matched with the limiting grooves, the sliding grooves 14 are formed in two ends of two sides of the bottom of the connecting plate 13, one side, close to the inside of each sliding groove 14, of each sliding groove 14 is provided with the sliding block 11 matched with the sliding groove in a sliding mode, one side, far away from the inside of each sliding groove 14, of each sliding groove 14 is provided with the springs B16 connected with the sliding blocks 11, and the bottoms of the four sliding blocks 11 are hinged with the hinging rods 12, so that convenience and firmness of assembling the residual current circuit breaker main body 6 and the idle-opening circuit breaker main body 3 are improved.

Further, the buffer assembly comprises springs A8, loop bars 9, a bottom plate 10 and sleeves 17, the sleeves 17 are provided with four groups, the four groups of sleeves 17 are located at four corners of the inside of the mounting plate 1, the loop bars 9 extending to the outside of the mounting plate 1 are sleeved at the inner bottoms of the four groups of sleeves 17, springs A8 connected with the loop bars 9 are arranged at the inner tops of the four groups of sleeves 17, the bottom plates 10 are connected with the bottoms of the four groups of loop bars 9 together, the bottom plates 10 are hinged with the hinging rods 12, and the buffer function is conveniently realized to improve the service life of the residual current circuit breaker main body 6 and the idle-break circuit breaker main body 3.

Furthermore, the bottom of one end of the back of the I-shaped clamping plate 5 and the top of one end of the front of the four groups of limiting rods 4 are provided with guide inclined planes, and the two groups of guide inclined planes are matched with each other, so that the limiting rods 4 can be pushed to move downwards through the guide inclined planes when the I-shaped clamping plate 5 moves.

Further, four groups of hinge seats are arranged in the middle of the top of the bottom plate 10, and the four groups of hinge seats are mutually hinged with the four groups of hinge rods 12, so that the hinge installation work of the hinge rods 12 is conveniently realized.

Further, both ends inside the four groups of sliding grooves 14 are provided with limiting sliding grooves, and limiting sliding blocks connected with the sliding blocks 11 are slidably arranged inside the limiting sliding grooves, so that the sliding firmness of the sliding blocks 11 is improved.

Working principle: when the electric leakage breaker is used, an operator takes the electric leakage breaker main body 6 and the air-break breaker main body 3 respectively to drive the I-shaped clamping plate 5 to slide and insert into the T-shaped clamping groove 2, at the moment, through the design of a guide inclined plane of one end, which is close to one end of the I-shaped clamping plate 5 and the limiting rod 4, the I-shaped clamping plate 5 can push the limiting rod 4 to drive the connecting plate 13 to move downwards in the groove 15 through the guide inclined plane in the moving process, the connecting plate 13 drives the hinging rod 12 to hinge and rotate through the design of the sliding groove 14 and the sliding block 11, then the hinging rod 12 can drive the sliding block 11 to slide in the sliding groove 14 to compress the spring B16, and after the I-shaped clamping plate 5 is inserted, the elastic restoring force of the spring B16 can drive the limiting rod 4 to restore and insert into the limiting groove 7, so that the electric leakage breaker main body 6 and the air-break breaker main body 3 can be assembled quickly without screwing threads;

when the inserting state of the limiting rod 4 is required to be released later, an operator can directly pull the bottom plate 10 to drive the connecting plate 13 and the limiting rod 4 to move in the spring B16 through the structural design of the hinging rod 12, the sliding block 11 and the sliding groove 14, so that the inserting and fixing state of the I-shaped clamping plate 5 can be released;

when the air break breaker main body 3 and the electric leakage breaker main body 6 are subjected to external pressure, the mounting plate 1 can drive the sleeve 17 to move outside the loop bar 9 to compress the spring A8, then the spring A8 can realize primary buffering of the pressure, then the mounting plate 1 and the parts above the mounting plate can move downwards to drive the hinge rod 12 to hinge and rotate, so that the hinge rod 12 pushes the sliding block 11 to move inside the sliding groove 14 to compress the spring B16, and then the elastic buffering force of the spring B16 is used for realizing secondary buffering of the pressure, thereby improving the buffering efficiency and prolonging the service lives of the air break breaker main body 3 and the electric leakage breaker main body 6.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and may be either a fixed connection or a removable connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims (6)

1. Be used for electric leakage circuit breaker and empty circuit breaker to assemble structure, including mounting panel (1), its characterized in that: t type draw-in groove (2) have been seted up to both sides at mounting panel (1) top, two sets of the inside all block of T type draw-in groove (2) is equipped with rather than matched with I shape cardboard (5), two sets of the top of I shape cardboard (5) is equipped with sky circuit breaker main part (3) and electric leakage circuit breaker main part (6) respectively, two sets of spacing groove (7) have all been seted up at the both ends of I shape cardboard (5) bottom intermediate position department, the intermediate position department of mounting panel (1) bottom is equipped with block spacing subassembly, the inside four corners department of mounting panel (1) all is equipped with buffer assembly.

2. The assembly structure for an earth leakage breaker and an air break breaker according to claim 1, wherein: the utility model discloses a block limiting component, including gag lever post (4), slider (11), articulated lever (12), connecting plate (13), spout (14), recess (15) and spring B (16), spring B (16) are located the bottom of mounting panel (1), spring B (16) are equipped with connecting plate (13), the both ends of connecting plate (13) top both sides all are equipped with and extend to inside gag lever post (4) rather than matched with of spacing groove (7), spout (14) have all been seted up at the both ends of connecting plate (13) bottom both sides, four groups the inside one side that is close to of spout (14) all slides and is equipped with rather than matched with slider (11), four groups the inside one side that keeps away from mutually of spout (14) all is equipped with spring B (16) that are connected with slider (11), four groups articulated being equipped with in the bottom of slider (11).

3. The assembly structure for an earth leakage breaker and an air break breaker according to claim 1, wherein: the buffer assembly comprises springs A (8), loop bars (9), a bottom plate (10) and sleeves (17), wherein the sleeves (17) are provided with four groups, the four groups of the sleeves (17) are located at four corners of the inside of the mounting plate (1), the inner bottoms of the sleeves (17) are sleeved with the loop bars (9) extending to the outside of the mounting plate (1), the inner tops of the sleeves (17) are provided with the springs A (8) connected with the loop bars (9), the bottoms of the four groups of the loop bars (9) are connected with the bottom plate (10) together, and the bottom plate (10) is hinged with the hinge bars (12).

4. The assembly structure for an earth leakage breaker and an air break breaker according to claim 1, wherein: the bottom of one end of the back of the I-shaped clamping plate (5) and the top of one end of the front of the four groups of limiting rods (4) are respectively provided with a guide inclined plane, and the two groups of guide inclined planes are mutually matched.

5. A construction for an earth leakage breaker and an air break breaker according to claim 3, characterized in that: four groups of hinging seats are arranged in the middle of the top of the bottom plate (10), and the four groups of hinging seats are mutually hinged with four groups of hinging rods (12).

6. The assembly structure for an earth leakage breaker and an air break breaker according to claim 2, wherein: limiting sliding grooves are formed in two ends of the inside of each of the four groups of sliding grooves (14), and limiting sliding blocks connected with the sliding blocks (11) are slidably arranged in the limiting sliding grooves.

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