CN219286285U - Vortex-driven quick circuit breaker - Google Patents

Abstract

The utility model discloses an eddy current driven quick breaker, and relates to the technical field of eddy current driven breakers. The utility model comprises a protective shell and a breaker body, wherein the breaker body is arranged inside the protective shell through a mounting mechanism, fixed shells are fixedly arranged on two opposite outer sides of the protective shell, openings are formed in two sides of the fixed shells, a dampproof mechanism is arranged inside the fixed shells, the mounting mechanism comprises a positioning sleeve, a positioning plate, a mounting shell, a screw rod, a threaded cylinder, a sliding block, a pressing plate and a connecting block, and the dampproof mechanism comprises a box body, a drying agent and a fan. According to the utility model, the mounting mechanism and the moistureproof mechanism are arranged, so that the breaker body is convenient to disassemble and assemble, the maintenance efficiency is improved, the internal elements of the breaker body are protected from being damaged, and the service life of the vortex-driven breaker is prolonged.

Description

Vortex-driven quick circuit breaker

Technical Field

The utility model belongs to the technical field of vortex-driven circuit breakers, and particularly relates to a vortex-driven quick circuit breaker.

Background

The vacuum circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no maintenance in arc extinguishing, and is more popular in power distribution networks.

The vacuum circuit breaker is an indoor distribution device in a 3-10 kV 50Hz three-phase alternating current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and substations, is particularly suitable for use places requiring oilless maintenance and frequent operation, and can be arranged in a centrally installed switchgear, a double-layer cabinet and a fixed cabinet for controlling and protecting.

The current vortex drive circuit breaker is when outdoor use, adopt protection device to protect the circuit breaker generally, but current vortex drive circuit breaker's protection device simple structure installs the time to the circuit breaker, generally installs it inside the protecting crust through the bolt, needs specialized tool to dismantle the circuit breaker, and the dismouting is loaded down with trivial details, and maintenance efficiency is lower, and current vortex drive circuit breaker is when outdoor use moreover, steam and dust get into inside the circuit breaker easily, cause the damage to its internal component, influence vortex drive circuit breaker's life, for this we propose a vortex drive's quick circuit breaker.

Disclosure of Invention

The utility model aims to provide a quick circuit breaker driven by vortex, which solves the problems that when the existing circuit breaker driven by vortex is used outdoors, a protection device is generally adopted to protect the circuit breaker, but the protection device of the existing circuit breaker driven by vortex is simple in structure, when the circuit breaker is installed, the circuit breaker is generally installed inside a protection shell through bolts, a special tool is needed to disassemble the circuit breaker, the disassembly and assembly are complicated, the maintenance efficiency is low, and when the existing circuit breaker driven by vortex is used outdoors, water vapor and dust easily enter the circuit breaker to damage the internal elements of the circuit breaker, and the service life of the circuit breaker driven by vortex is influenced.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an eddy current driven quick breaker which comprises a protective shell and a breaker body, wherein the breaker body is arranged inside the protective shell through a mounting mechanism, fixed shells are fixedly arranged on two opposite outer side surfaces of the protective shell, openings are formed in two sides of the fixed shells, and a moistureproof mechanism is arranged inside the fixed shells;

the mounting mechanism comprises a locating sleeve, a locating plate, a mounting shell, a screw rod, a thread cylinder, a sliding block, a pressing plate and a connecting block, wherein the locating sleeve is fixedly arranged at the middle position of the rear side surface of the circuit breaker body, the locating plate is L-shaped, one end of the locating plate is fixedly connected to the rear side surface inside a protecting shell, the locating plate is matched with the locating sleeve, the mounting shell is fixedly arranged on the rear side surface of the protecting shell, the screw rod is movably arranged inside the mounting shell, the thread cylinder is in threaded connection with the peripheral surface of the screw rod, a sliding groove is formed in the rear side surface of the protecting shell, the sliding block is movably arranged inside the sliding groove, one end of the pressing plate is fixedly connected with the outer side surface of the sliding block, the pressing plate is positioned above the locating sleeve, a guide groove is formed in the groove wall on one side of the sliding groove, the sliding groove is communicated with the inside the mounting shell through the guide groove, and the two ends of the connecting block are respectively fixedly connected with the side surface of the sliding block and the outer side surface of the thread cylinder.

The moistureproof mechanism comprises a box body, a drying agent and a fan, wherein the box body is fixedly arranged inside a fixed shell, a plurality of air inlets and air outlets are respectively formed in the opposite two side surfaces of the box body at equal intervals, the drying agent is arranged inside the box body, air inlets are formed in the outer side surfaces of the two opposite sides of the protective shell, the air inlets are communicated with the inside of the fixed shell, and the fan is movably arranged inside the air inlets.

Preferably, the front side of the protective shell is provided with a mounting opening, a cover plate is movably arranged in the mounting opening, and a handle is fixedly arranged at the bottom of the outer side of the cover plate.

Preferably, the front side of the protective shell is provided with a magnetic groove at the bottom of the mounting opening, the bottom of the cover plate is fixedly provided with a magnetic plate, and the magnetic plate is matched with the magnetic groove.

Preferably, the bottom of the outer side surface of the protective shell is fixedly provided with a mounting plate, and the mounting plate is provided with mounting holes.

Preferably, the bottom of the breaker body is provided with a rectangular groove, and a rectangular strip is fixedly arranged on the bottom of the inner side of the protective shell and matched with the rectangular groove.

Preferably, an air outlet is formed in the center of the top of the protective shell, and a first dust screen and a second dust screen are respectively and fixedly arranged inside the opening part of one side, far away from the protective shell, of the air outlet and the fixed shell.

Preferably, both ends of the screw rod are respectively movably connected to the upper side surface and the lower side surface of the inside of the installation shell, and the top end of the screw rod penetrates through the top of the installation shell to extend to the outer side, and is fixedly connected with a rotating handle.

The utility model has the following beneficial effects:

1. according to the utility model, when the breaker body is installed through the installation mechanism, the cover plate is driven to rotate by pulling the handle, so that the installation opening of the protective shell is exposed, the breaker body is placed in the protective shell, the locating sleeve arranged on the breaker body is sleeved on the locating plate, the breaker body is initially positioned, the breaker body is moved downwards, the rectangular strip is clamped in the rectangular groove arranged at the bottom of the breaker body, the breaker body is positioned again, the screw rod is driven to rotate by rotating the rotating handle, the threaded cylinder is driven to move downwards along the screw rod under the action of the threaded pair, the sliding block is driven to slide downwards along the inside of the sliding groove by the connecting block, so that the pressing plate is propped against the top of the locating plate, the locating sleeve is limited, the locating sleeve is prevented from being separated from the locating plate, the breaker body is installed in the protective shell, and when the breaker body is dismounted, the threaded cylinder is driven to move upwards by reversely rotating the rotating handle, so that the locating sleeve is separated from the locating plate and moves outwards, the breaker body is dismounted, and the dismounting is simple, and the maintenance efficiency is improved;

2. according to the utility model, through the set dampproof mechanism, external air is conveyed to the inside of the protective shell through the fan, when the external air enters the protective shell through the opening at one side of the fixed shell, the external air enters the interior of the protective shell through the air inlet of the box body, vapor in the air is eliminated through the drying agent, the air after being dried enters the interior of the protective shell through the air outlet of the box body and is discharged to the outside from the air outlet at the top of the protective shell with heat, and the vapor and dust are prevented from entering the interior of the breaker body through the set cover plate, so that the internal elements of the breaker body are protected from being damaged, and the service life of the vortex-driven breaker is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of an eddy current driven quick circuit breaker of the present utility model;

FIG. 2 is a top view of an eddy current driven quick circuit breaker of the present utility model;

FIG. 3 is a cross-sectional view of the eddy current drive quick circuit breaker of the present utility model at A-A in FIG. 2;

FIG. 4 is an enlarged view of the vortex driven fast circuit breaker of the present utility model at B in FIG. 3;

FIG. 5 is a cross-sectional view of the vortex driven quick circuit breaker of the present utility model taken at C-C in FIG. 2;

fig. 6 is an enlarged view of the eddy current driven quick circuit breaker of the utility model at D in fig. 5.

In the drawings, the list of components represented by the various numbers is as follows:

1. a protective shell; 2. a circuit breaker body; 3. a fixed case; 4. a positioning sleeve; 5. a positioning plate; 6. a mounting shell; 7. a screw; 8. a thread cylinder; 9. a slide block; 10. a pressing plate; 11. a connecting block; 12. a case body; 13. a drying agent; 14. a blower; 15. a cover plate; 16. a magnetic plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," 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 "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. 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.

Referring to fig. 1-6, the utility model relates to a fast circuit breaker driven by eddy current, which comprises a protective shell 1 and a circuit breaker body 2, wherein the circuit breaker body 2 is arranged inside the protective shell 1 through a mounting mechanism, two opposite outer side surfaces of the protective shell 1 are fixedly provided with fixed shells 3, two sides of the fixed shells 3 are provided with openings, and a dampproof mechanism is arranged inside the fixed shells 3;

the mounting mechanism comprises a positioning sleeve 4, a positioning plate 5, a mounting shell 6, a screw rod 7, a thread cylinder 8, a sliding block 9, a pressing plate 10 and a connecting block 11, wherein the positioning sleeve 4 is fixedly arranged at the middle position of the rear side surface of the circuit breaker body 2, the positioning plate 5 is L-shaped, one end of the positioning plate 5 is fixedly connected to the rear side surface of the inside of the protective shell 1, the positioning plate 5 is matched with the positioning sleeve 4, the mounting shell 6 is fixedly arranged on the rear side surface of the protective shell 1, the screw rod 7 is movably arranged in the mounting shell 6, the thread cylinder 8 is in threaded connection with the outer peripheral surface of the screw rod 7, a sliding groove is arranged on the rear side surface of the protective shell 1, the sliding block 9 is movably arranged in the sliding groove, one end of the pressing plate 10 is fixedly connected with the outer side surface of the sliding block 9, the pressing plate 10 is arranged above the positioning sleeve 4, a guide groove is arranged on the groove wall on one side of the sliding groove, the sliding groove is communicated with the inside of the mounting shell 6 through the guide groove, the connecting block 11 is arranged inside the guide groove, two ends of the connecting block 11 are respectively fixedly connected with the side surface of the sliding block 9 and the outer side surface of the thread cylinder 8, and the connecting block 11 plays a role of connecting the sliding block 9 and the threaded cylinder 8;

the dampproofing mechanism includes box body 12, drier 13 and fan 14, and box body 12 is fixed to be set up inside fixed shell 3, and is provided with a plurality of inlet port and venthole on the relative both sides face of box body 12 equidistance respectively, and drier 13 sets up in box body 12 inside, all is provided with the air intake on the relative both sides lateral surface of protecting crust 1, and the air intake link up mutually with fixed shell 3 inside, and fan 14 activity sets up inside the air intake, and fan 14 is bloied to protecting crust 1 inside.

Wherein, the protecting crust 1 leading flank is provided with the installing port, and the inside activity of installing port is provided with apron 15, and the fixed handle that is provided with in apron 15 lateral surface bottom position, apron 15 and installing port size looks adaptation drive apron 15 through pulling the handle and rotate.

Wherein, the front side of the protecting shell 1 is provided with a magnetic groove at the bottom of the mounting opening, the bottom of the cover plate 15 is fixedly provided with a magnetic plate 16, the magnetic plate 16 is matched with the magnetic groove, and the magnetic plate 16 is magnetically connected with the magnetic groove, so that the cover plate 15 is fixedly connected with the protecting shell 1.

Wherein, the fixed mounting panel that is provided with in protecting crust 1 lateral surface bottom is provided with the mounting hole on the mounting panel, is convenient for install fixedly protecting crust 1 through mounting panel and the mounting hole that sets up on it.

Wherein, circuit breaker body 2 bottom is provided with the rectangle recess, and the fixed rectangle strip that is provided with on the inboard bottom of protecting crust 1, rectangle strip and rectangle recess assorted, fix a position circuit breaker body 2 through rectangle strip and rectangle recess cooperation.

Wherein, protection shell 1 top center is provided with the air outlet, and air outlet and fixed shell 3 keep away from protection shell 1 one side opening part inside fixed first dust screen and the second dust screen of being provided with respectively, and first dust screen and second dust screen avoid the dust to get into protection shell 1 inside.

Wherein, screw rod 7 both ends all swing joint respectively on the inside upper and lower both sides face of installation shell 6, and screw rod 7 top runs through installation shell 6 top and extends to the outside, and fixedly connected with changes the handle, drives screw rod 7 through rotating to rotate.

The working principle of the utility model is as follows: when the circuit breaker body 2 is installed, the cover plate 15 is driven to rotate by pulling the handle, the installation opening of the protective shell 1 is exposed, the circuit breaker body 2 is placed in the protective shell 1, the locating sleeve 4 arranged on the circuit breaker body 2 is sleeved on the locating plate 5, the circuit breaker body 2 is initially located, the circuit breaker body 2 moves downwards, the rectangular strip is clamped in the rectangular groove arranged at the bottom of the circuit breaker body 2, the circuit breaker body 2 is located again, the screw rod 7 is driven to rotate by rotating the rotating handle, the threaded cylinder 8 which is driven to move downwards along the screw rod 7 under the action of the threaded pair, the sliding block 9 is driven to slide downwards along the inside of the sliding groove by the connecting block 11, the pressing plate 10 is propped against the top of the locating plate 5, the locating sleeve 4 is limited, the separation of the locating sleeve 4 from the locating plate 5 is avoided, the circuit breaker body 2 is installed in the shell 1, the circuit breaker body 2 is lifted upwards by reversely rotating the rotating handle, the threaded cylinder 8 is driven to separate the locating sleeve 4 from the locating plate 5, the circuit breaker body 2 is moved outwards, the circuit breaker body is detached outwards, the dismounting efficiency is simply and the dismounting and maintenance is improved; the outside air is conveyed to the inside of the protective shell 1 through the fan 14, when the outside air enters the inside of the protective shell through the opening at one side of the fixed shell 3, the outside air enters the inside of the protective shell through the air inlet of the box body 12, water vapor in the air is eliminated through the drying agent 13, the air after the drying treatment enters the inside of the protective shell 1 through the air outlet of the box body 12 and carries heat to be discharged to the outside from the air outlet at the top of the protective shell 1, and the water vapor and dust are prevented from entering the inside of the breaker body 2 through the cover plate 15, so that the internal elements of the breaker body 2 are protected from being damaged, and the service life of the vortex driving breaker is prolonged.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a vortex driven quick circuit breaker, includes protective housing (1) and circuit breaker body (2), its characterized in that: the circuit breaker is characterized in that the circuit breaker body (2) is arranged inside the protective shell (1) through a mounting mechanism, the two opposite outer side surfaces of the protective shell (1) are fixedly provided with fixing shells (3), two sides of the fixing shells (3) are provided with openings, and a moistureproof mechanism is arranged inside the fixing shells (3);

the mounting mechanism comprises a positioning sleeve (4), a positioning plate (5), a mounting shell (6), a screw rod (7), a threaded cylinder (8), a sliding block (9), a pressing plate (10) and a connecting block (11), wherein the positioning sleeve (4) is fixedly arranged at the middle position of the rear side surface of a circuit breaker body (2), the positioning plate (5) is L-shaped, one end of the positioning plate (5) is fixedly connected to the rear side surface of the inside of the protective shell (1), the positioning plate (5) is matched with the positioning sleeve (4), the mounting shell (6) is fixedly arranged on the rear side surface of the protective shell (1), the threaded cylinder (8) is movably arranged in the mounting shell (6), the threaded cylinder (8) is in threaded connection with the outer peripheral surface of the screw rod (7), a sliding groove is formed in the rear side surface of the protective shell (1), one end of the pressing plate (10) is fixedly connected with the outer side surface of the sliding block (9), the pressing plate (10) is positioned above the positioning sleeve (4), one side of the sliding groove is provided with a guide groove, and the guide groove (6) is connected with the inner side surface of the guide groove (9) through the guide groove, and the guide groove (8) is fixedly arranged on the two side surfaces of the guide groove (9) respectively;

the moistureproof mechanism comprises a box body (12), a drying agent (13) and a fan (14), wherein the box body (12) is fixedly arranged inside a fixed shell (3), a plurality of air inlets and air outlets are respectively formed in opposite side surfaces of the box body (12) at equal intervals, the drying agent (13) is arranged inside the box body (12), air inlets are formed in outer side surfaces of opposite sides of a protective shell (1), the air inlets are communicated with the inside of the fixed shell (3), and the fan (14) is movably arranged inside the air inlets.

2. The vortex-driven quick circuit breaker according to claim 1, wherein the front side of the protective housing (1) is provided with a mounting opening, a cover plate (15) is movably arranged in the mounting opening, and a handle is fixedly arranged at the bottom of the outer side surface of the cover plate (15).

3. The vortex driven quick breaker according to claim 2, characterized in that the front side of the protective housing (1) is provided with a magnetic groove at the bottom of the mounting opening, the bottom of the cover plate (15) is fixedly provided with a magnetic plate (16), and the magnetic plate (16) is matched with the magnetic groove.

4. A fast circuit breaker driven by eddy currents according to claim 3, characterized in that the bottom of the outer side surface of the protective housing (1) is fixedly provided with a mounting plate, and the mounting plate is provided with mounting holes.

5. The quick circuit breaker driven by eddy currents according to claim 4, wherein the bottom of the circuit breaker body (2) is provided with a rectangular groove, and the bottom of the inner side of the protective shell (1) is fixedly provided with a rectangular strip, and the rectangular strip is matched with the rectangular groove.

6. The vortex-driven quick breaker according to claim 5, wherein an air outlet is formed in the center of the top of the protective shell (1), and a first dust screen and a second dust screen are fixedly arranged inside an opening at one side of the air outlet, far away from the protective shell (1), of the fixed shell (3).

7. The quick circuit breaker driven by eddy currents according to claim 1, wherein two ends of the screw rod (7) are respectively movably connected to upper and lower side surfaces inside the installation shell (6), and the top end of the screw rod (7) penetrates through the top of the installation shell (6) to extend to the outer side, and is fixedly connected with a rotating handle.

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