CN217822617U

CN217822617U - Dustproof device of circuit breaker

Info

Publication number: CN217822617U
Application number: CN202221979148.0U
Authority: CN
Inventors: 李康
Original assignee: Sichuan Jiyue Internet Of Things Technology Co ltd
Current assignee: Sichuan Jiyue Internet Of Things Technology Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-11-15
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a dust keeper of circuit breaker, including dustproof main part, the mounting groove of break-over around the front end lower part of dustproof main part is opened, the equal fixedly connected with joint structure in interior cell wall left part and the interior cell wall right part of mounting groove, two the opposite face of joint structure is provided with the circuit breaker body jointly, the ventilation groove that has upper and lower break-over is opened at the upper end middle part of dustproof main part, ventilation inslot fixedly connected with filter screen, the common fixedly connected with dustproof construction of left end and the right-hand member of dustproof main part, the circuit breaker body is located dustproof construction. A dust keeper of circuit breaker, through setting up joint structure and dust-proof structure, make dust keeper can be suitable for the circuit breaker of different width and use, the dust keeper's of being convenient for installation and dismantlement make the device can prevent dust to not unidimensional circuit breaker, increase the barrier propterty of circuit breaker, the maintenance and the inspection of the circuit breaker of being convenient for in the dirt-proof while to the circuit breaker.

Description

Dustproof device of circuit breaker

Technical Field

The utility model relates to an electrical apparatus technical field that prevents dust, in particular to dust keeper of circuit breaker.

Background

The circuit breaker is a switching device which can close, bear and break the current under the condition of a normal loop, and can close and bear and break the current under the condition of an abnormal loop within a specified time, the circuit breaker can be used for distributing electric energy, an asynchronous motor is not frequently started, a power supply circuit, the motor and the like are protected, the circuit can be automatically cut off when faults such as serious overload, short circuit, undervoltage and the like occur, better protection is realized, dust accumulation easily occurs when the circuit breaker is used, and a dustproof device is generally needed when the circuit breaker is subjected to dustproof.

The existing dustproof device has the following defects when being matched with a circuit breaker for use: 1. when the existing dustproof device is used, the adopted dustproof device is connected with the circuit breaker in a fixed mode, or the dustproof device is connected with the circuit breaker by a plurality of fixing bolts, so that the dustproof device is inconvenient to mount or dismount, labor force is strong, material cost is high, and the installation of the fixing bolts must be matched with the size of the used circuit breaker, so that the application range of the dustproof device is small, and the dustproof device is difficult to adapt to circuit breakers with different widths; 2. when the existing dustproof device is used, the adopted dustproof device mostly adopts a glass dustproof cover to directly cover the circuit breaker, the dustproof effect of the glass material is better, but the ventilation and heat dissipation performance of the circuit breaker is obstructed, the size of the glass dustproof cover is fixed, the dustproof operation is difficult to be carried out on the circuit breakers of different sizes, the dustproof cover made of the glass material has larger gravity, when the circuit breaker is maintained or checked, the dustproof cover needs to be held by one hand, the circuit breaker is maintained and checked by the other hand, the maintenance or the check of the circuit breaker is inconvenient, and therefore the novel dustproof device of the circuit breaker is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a dust keeper of circuit breaker, can effectively solve the installation of dust keeper and circuit breaker or dismantle comparatively loaded down with trivial details and installation width can not adjust, in order to carry out dustproof operation and be not convenient for the maintenance or the problem of inspection of circuit breaker to not unidimensional circuit breaker.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dust keeper of circuit breaker, includes dustproof main part, the mounting groove of break-over around the front end lower part of dustproof main part is opened, the equal fixedly connected with joint structure in interior cell wall left part and the interior cell wall right part of mounting groove, two the opposite face of joint structure is provided with the circuit breaker body jointly, the ventilation groove of break-over about having is opened at the upper end middle part of dustproof main part, ventilation inslot fixedly connected with filter screen, the common fixedly connected with dustproof construction of left end and the right-hand member of dustproof main part, the circuit breaker body is located dustproof construction.

Preferably, the inside of dustproof main part is opened there are two sets of spacing grooves, and is two sets of the spacing groove all communicates with each other with the mounting groove is inside, the ventilation groove is located between two sets of spacing grooves.

Preferably, the joint structure includes a set of positioning spring, the common fixedly connected with grip block of positioning spring's right-hand member, two limiting plates of the upper end fixedly connected with of grip block, a set of rubber tube of the right-hand member fixedly connected with and bump of grip block, when dustproof main part is used to the circuit breaker, at first install dustproof main part on the circuit breaker, through positioning spring's flexible, live used circuit breaker equipment with two grip block clamps on, and through positioning spring's flexible, make dust keeper can be suitable for the circuit breaker of different width and use, improve dust keeper's application scope, the dust keeper's of being convenient for installation and dismantlement.

Preferably, it is two sets of positioning spring all passes through mounting groove and dustproof main part fixed connection, and is two sets of the rubber tube distributes with two sets of bumps are crisscross respectively, four the limiting plate is located two sets of spacing inslots respectively, makes the limiting plate be located the spacing inslot through positioning spring's flexible and removes, guarantees the stability of dust keeper and circuit breaker installation, appears the phenomenon of slope or skew when avoiding installing, and after dust keeper and circuit breaker installation, rubber tube and bump increase the steadiness of dust keeper and circuit breaker installation jointly, the phenomenon of droing appears when avoiding dust keeper to use to the circuit breaker.

Preferably, dustproof construction is including fixed pipe, fixed pipe is provided with two, two the equal fixedly connected with hang plate in surface upper portion of fixed pipe, two the draw-in groove of break-over around all opening on the front end upper portion of hang plate, two the equal swing joint in surface of fixed pipe has the returning face plate, two the equal fixedly connected with card pipe in front end lower part of returning face plate, and the dustproof screen of common fixedly connected with can stretch between two returning face plates and two hang plates, when using after dustproof main part and circuit breaker installation, stir the returning face plate and make the dustproof screen panel of can stretching can realize dustproof effect on the circuit breaker body, adopt and can stretch the dustproof screen, replace the dust cover of glass material, do not influence the normal ventilation and heat dissipation of circuit breaker when possessing the dirt resistance, make the device can prevent dust not unidimensional circuit breaker, set up to the minizone in this unidimensional.

Preferably, two fixed pipe all with dustproof main part fixed connection, can stretch the dust screen and be located the place ahead of circuit breaker body, two the position of card pipe is corresponding with the position of two draw-in grooves respectively, increases the barrier propterty of circuit breaker when dustproof to the circuit breaker, avoids the dust screen panel to influence the condition of using on the circuit breaker, and when the circuit breaker maintenance, upwards stirs through the returning face plate, makes the card pipe insert in the draw-in groove can be to stretching the spacing fixed of dust screen, the maintenance and the inspection of the circuit breaker of being convenient for.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up the joint structure, and connect the grip block on the structural positioning spring of joint, the rubber tube and bump are connected to the one end of keeping away from the positioning spring at the grip block, and set up the limiting plate on the grip block, when dustproof main part is used to the circuit breaker, install dustproof main part on the circuit breaker at first, through the flexible of positioning spring, on the circuit breaker equipment of holding used with two grip blocks clamp, and through the flexible of positioning spring, make dustproof device can be suitable for the circuit breaker use of different width, improve the application scope of dustproof device, be convenient for the installation and the dismantlement of dustproof device, after dustproof device and circuit breaker are installed, rubber tube and bump increase the steadiness of dustproof device and circuit breaker installation jointly, avoid the dustproof device to appear the obscission when using to the circuit breaker;

2. the utility model discloses in, through setting up dustproof construction, and it has the draw-in groove to open on the hang plate of connecting on the fixed pipe on dustproof construction, set up the card pipe on the returning face plate that sets up on fixed pipe, and set up tensile dust screen between hang plate and returning face plate, when using after dustproof main part and circuit breaker installation, stir the returning face plate and make tensile dust screen panel can realize dustproof effect on the circuit breaker body, adopt and can tensile dust screen, replace the dust cover of glass material, do not influence the normal ventilation cooling of circuit breaker when possessing the dustproof performance, make the device can prevent dust to not unidimensional circuit breaker, set up to the within a short range in this not unidimensional, increase the barrier propterty of circuit breaker when dustproof to the circuit breaker, avoid the dust screen panel to influence the condition of using on the circuit breaker, and when the circuit breaker maintenance, stir upwards through the returning face plate, it can be spacing fixed to tensile dust screen to make the card pipe insert in the draw-in groove, the maintenance and the inspection of the circuit breaker of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of a dustproof device of a circuit breaker according to the present invention;

fig. 2 is a schematic structural view of a dustproof main body of the dustproof device of the circuit breaker according to the present invention;

fig. 3 is a schematic structural view of a clamping structure of a dustproof device of a circuit breaker according to the present invention;

fig. 4 is a schematic structural diagram of a dustproof structure of the dustproof device of the circuit breaker.

In the figure: 1. a dust-proof main body; 2. mounting grooves; 3. a clamping structure; 4. a circuit breaker body; 5. a ventilation slot; 6. filtering with a screen; 7. a dust-proof structure; 11. a limiting groove; 31. a positioning spring; 32. a clamping plate; 33. a limiting plate; 34. a hose; 35. salient points; 71. a fixed tube; 72. an inclined plate; 73. a card slot; 74. a turnover plate; 75. clamping the pipe; 76. the dust screen can be stretched.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1-4, a dust keeper of circuit breaker, including dustproof main part 1, the mounting groove 2 of break-over around the front end lower part of dustproof main part 1 is opened, the equal fixedly connected with joint structure 3 in the interior cell wall left part and the interior cell wall right part of mounting groove 2, the opposite face of two joint structure 3 is provided with circuit breaker body 4 jointly, the ventilation groove 5 of break-over about having is opened at the upper end middle part of dustproof main part 1, fixedly connected with filter screen 6 in the ventilation groove 5, the common fixedly connected with dustproof structure 7 of left end and the right-hand member of dustproof main part 1, circuit breaker body 4 is located dustproof structure 7.

Two groups of limiting grooves 11 are formed in the dustproof main body 1, the two groups of limiting grooves 11 are communicated with the inside of the mounting groove 2, and the ventilation groove 5 is positioned between the two groups of limiting grooves 11; the clamping structure 3 comprises a group of positioning springs 31, the right ends of the positioning springs 31 are fixedly connected with a clamping plate 32 together, the upper end of the clamping plate 32 is fixedly connected with two limiting plates 33, the right end of the clamping plate 32 is fixedly connected with a group of rubber tubes 34 and salient points 35, the two clamping plates 32 are clamped on the used circuit breaker equipment through the expansion and contraction of the positioning springs 31, and the dustproof device can be suitable for circuit breakers with different widths through the expansion and contraction of the positioning springs 31, so that the application range of the dustproof device is expanded, and the installation and the disassembly of the dustproof device are facilitated; the two groups of positioning springs 31 are fixedly connected with the dustproof main body 1 through the mounting groove 2, the two groups of rubber tubes 34 are respectively distributed with the two groups of convex points 35 in a staggered manner, the four limiting plates 33 are respectively positioned in the two groups of limiting grooves 11, after the dustproof device and the circuit breaker are mounted, the rubber tubes 34 and the convex points 35 jointly increase the mounting stability of the dustproof device and the circuit breaker, and the phenomenon that the dustproof device falls off when used for the circuit breaker is avoided; the dustproof structure 7 comprises two fixed pipes 71, two fixed pipes 71 are arranged, the upper parts of the outer surfaces of the two fixed pipes 71 are fixedly connected with inclined plates 72, the upper parts of the front ends of the two inclined plates 72 are respectively provided with a clamping groove 73 which penetrates through the front and the back, the outer surfaces of the two fixed pipes 71 are respectively movably connected with turnover plates 74, the lower parts of the front ends of the two turnover plates 74 are respectively fixedly connected with a clamping pipe 75, and a stretchable dustproof net 76 is fixedly connected between the two turnover plates 74 and the two inclined plates 72 together; the two fixed tubes 71 are fixedly connected with the dustproof main body 1, the stretchable dustproof net 76 is positioned in front of the breaker body 4, the positions of the two clamping tubes 75 correspond to the positions of the two clamping grooves 73 respectively, the protection performance of the breaker is improved while the breaker is dustproof, the situation that the dustproof net cover influences the use of the breaker is avoided, and the clamping tubes 75 are inserted into the clamping grooves 73 to limit and fix the stretchable dustproof net 76 by shifting the turnover plate 74 upwards during the maintenance of the breaker, so that the maintenance and the inspection of the breaker are facilitated; the whole device is simple in structure, convenient and fast to operate and high in practicability.

It should be noted that, the utility model relates to a dustproof device of circuit breaker, the circuit breaker body 4 of the utility model is set to NS80H-MA-63A/3P, schneider NS series, but aiming at the design of the dustproof main body 1 of the utility model, the utility model can also meet the use of other applicable types of circuit breaker equipment, the size range of the applicable circuit breaker equipment is corresponding to the stretching size of the stretchable dustproof net 76 and the stretching range of the positioning spring 31, firstly, the dustproof main body 1 is installed on the circuit breaker, two clamping plates 32 are clamped on the used circuit breaker equipment through the stretching of the positioning spring 31, and the dustproof device can be applicable to the circuit breakers with different widths through the stretching of the positioning spring 31, the application range of the dustproof device is improved, the installation and the disassembly of the dustproof device are convenient, after the dustproof device and the circuit breaker are installed, the rubber tube 34 and the salient points 35 jointly increase the installation stability of the dustproof device and the circuit breaker, and prevent the dustproof device from falling off when the circuit breaker is used, a clamping groove 73 is arranged on an inclined plate 72 connected with a fixed tube 71 on the dustproof structure 7, a clamping tube 75 is arranged on a turnover plate 74 arranged on the fixed tube 71, and a stretchable dustproof net 76 is arranged between the inclined plate 72 and the turnover plate 74, when the dustproof main body 1 and the circuit breaker are used after being installed, the turnover plate 74 is shifted to enable the stretchable dustproof net 76 to cover the circuit breaker body 4, so that the dustproof effect can be realized, the stretchable dustproof net is adopted to replace a dustproof cover made of glass, the normal ventilation and heat dissipation of the circuit breaker are not influenced while the dustproof performance is achieved, the device can prevent dust of circuit breakers of different sizes, the different sizes are arranged in a small range, the protective performance of the circuit breaker is increased while the dust of the circuit breaker is prevented, the situation that the dustproof mesh enclosure affects the use of the circuit breaker is avoided, and when the circuit breaker is maintained, the circuit breaker is stirred upwards through the turnover plate 74, so that the clamping pipe 75 is inserted into the clamping groove 73 to limit and fix the stretchable dustproof mesh 76, and the maintenance and the inspection of the circuit breaker are facilitated; the whole device is simple in structure and suitable for being used as a dustproof device of the circuit breaker.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a dust keeper of circuit breaker, includes dustproof main part (1), its characterized in that: the utility model discloses a dustproof main part, including dustproof main part (1), the front end lower part of dustproof main part (1) is opened mounting groove (2) that have front and back break-over, the equal fixedly connected with joint structure (3) of interior cell wall left part and interior cell wall right part of mounting groove (2), two the opposite face of joint structure (3) is provided with circuit breaker body (4) jointly, open ventilation groove (5) that have upper and lower break-over in the upper end middle part of dustproof main part (1), fixedly connected with filter screen (6) in ventilation groove (5), the common fixedly connected with dustproof construction (7) of left end and the right-hand member of dustproof main part (1), circuit breaker body (4) are located dustproof construction (7).

2. The dust-proof device of a circuit breaker according to claim 1, characterized in that: the inside of dustproof main part (1) is opened there are two sets of spacing groove (11), and is two sets of spacing groove (11) all communicate with each other with mounting groove (2) inside, ventilation groove (5) are located between two sets of spacing groove (11).

3. The dustproof device for a circuit breaker according to claim 2, wherein: joint structure (3) are including a set of positioning spring (31), the common fixedly connected with grip block (32) of right-hand member of positioning spring (31), two limiting plates (33) of upper end fixedly connected with of grip block (32), a set of rubber tube (34) of right-hand member fixedly connected with and bump (35) of grip block (32).

4. The dustproof device for a circuit breaker according to claim 3, wherein: two sets of positioning spring (31) are all through mounting groove (2) and dustproof main part (1) fixed connection, and are two sets of rubber tube (34) distribute with two sets of bumps (35) are crisscross respectively, four limiting plate (33) are located two sets of spacing grooves (11) respectively.

5. The dust-proof device of a circuit breaker according to claim 4, wherein: dustproof construction (7) are including fixed pipe (71), fixed pipe (71) are provided with two, two the equal fixedly connected with hang plate (72) in surface upper portion of fixed pipe (71), two draw-in groove (73) of break-over around the front end upper portion of hang plate (72) all opened, two the equal swing joint in surface of fixed pipe (71) has returning face plate (74), two the equal fixedly connected with card pipe (75) in front end lower part of returning face plate (74), and common fixedly connected with can stretch dust screen (76) between two returning face plates (74) and two hang plates (72).

6. The dustproof device for a circuit breaker according to claim 5, wherein: the two fixed pipes (71) are fixedly connected with the dustproof main body (1), the stretchable dustproof net (76) is located in front of the breaker body (4), and the positions of the two clamping pipes (75) correspond to the positions of the two clamping grooves (73) respectively.