CN212725189U

CN212725189U - Adjustable support of circuit breaker

Info

Publication number: CN212725189U
Application number: CN202021945037.9U
Authority: CN
Inventors: 郑虎; 白海斌
Original assignee: Yuming Electric Co ltd
Current assignee: Yuming Electric Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-03-16
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a support of circuit breaker with adjustable, including the installation rail, a plurality of rectangular holes have been seted up in proper order to the front surface of installation rail from left to right upper and lower both sides, the front surface of installation rail from left to right is equipped with a plurality of bracket components in proper order, the bracket component includes rectangular plate, first lug, down tube, second lug, sleeve, square pole, U type pole, extension board, extension spring arc ring, wire rope, fixed pulley and pull ring, and is a plurality of rectangular plate from left to right sets gradually both ends about the front surface of installation rail. This support of adjustable circuit breaker through the cooperation between installation rail, rectangular hole and the bracket component, accomplishes the installation back to the circuit breaker, if meet the damage of installation rail middle part circuit breaker when waiting to renew during the use, operating personnel only need can dismantle the circuit breaker that corresponds with the pull ring of using downwards the pulling, need not to dismantle the circuit breaker of its one side direction is whole.

Description

Adjustable support of circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field specifically is a support of circuit breaker with adjustable.

Background

The circuit breaker is a switching device which can close, bear and break the current under the normal loop condition and can close, bear and break the current under the abnormal loop condition within a specified time, generally, circuit breakers connected with most control lines are combined together and installed in a power distribution cabinet, the power distribution cabinet is installed on a wall or a column, the circuit breakers of most circuits are installed between an installation rail and the power distribution cabinet on the power distribution cabinet, the specific steps are firstly fixing the installation rail in the power distribution cabinet, then sequentially inserting the circuit breakers into the installation rail, the installation mode is simple in installation, low in cost and widely applied, when the circuit breaker installed in the middle of the installation rail is damaged, the circuit breaker in the middle of the installation rail is difficult to independently remove, and the circuit breakers on one side of a damaged circuit breaker device need to be removed, so that the damaged circuit breaker can be removed and replaced, brings great puzzlement for the maintenance of switch board, is unfavorable for using widely already.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support of circuit breaker with adjustable to when the circuit breaker damage at installation rail middle part is installed in meetting of proposing among the solution above-mentioned background art, the circuit breaker at installation rail middle part is difficult to independently demolish, needs pull down each circuit breaker by the damage breaker device wherein one side orientation, just can demolish the renewal to the circuit breaker that is destroyed, brings very big puzzlement for the maintenance of switch board, is unfavorable for using widely the problem.

In order to achieve the above object, the utility model provides a following technical scheme: the support of the adjustable circuit breaker comprises a mounting rail, wherein a plurality of strip holes are sequentially formed in the front surface of the mounting rail from left to right and from top to bottom, and a plurality of support assemblies are sequentially arranged on the front surface of the mounting rail from left to right;

the bracket component comprises a long strip plate, a first lug, an inclined rod, a second lug, a sleeve, a square rod, a U-shaped rod, a support plate, a tension spring arc-shaped ring, a steel wire rope, a fixed pulley and a pull ring;

the long strip plates are sequentially arranged at the upper end and the lower end of the front surface of the mounting rail from left to right, the left side and the right side of the inner side surface of each long strip plate are fixedly connected with first convex blocks, the other ends of the first convex blocks are hinged with inclined rods, the other ends of the inclined rods are hinged with second convex blocks, sleeves are fixedly connected between the second convex blocks at the upper side and the lower side, square rods are arranged on the inner walls of the sleeves, the outer walls of the square rods are in clearance fit with the inner walls of the sleeves, U-shaped rods are fixedly connected between the front side and the rear side of the outer walls of the two sleeves, support plates are fixedly connected with the left side and the right side of the square rods, the support plates are fixedly connected with the contact surfaces of the mounting rail, tension springs are sleeved at the right side end parts of the outer walls of the square rods, the two ends of the tension springs are fixedly connected with the contact, the outer wall of the steel wire rope is tightly abutted with a fixed pulley, the fixed pulley is fixedly connected with the contact surface of the mounting rail, and the other end of the steel wire rope is fixedly connected with a pull ring.

Preferably, the arc-shaped ring is matched with the contact surface of the outer wall of the sleeve on the left side.

Preferably, the two U-shaped rods are symmetrical front and back relative to the center of the two sleeves.

Preferably, the outer wall of the fixed pulley is provided with an arc-shaped groove.

Preferably, the left side and the right side of the strip plate are provided with auxiliary mechanisms;

the auxiliary mechanism comprises a bent rod, a pasting plate, a sliding block and a sliding groove;

it is a plurality of the knee-beam is the rigid coupling respectively about rectangular board two sides inboard, the other end rigid coupling of knee-beam has the flitch, the another side rigid coupling of flitch has the slider, the slider passes through the spout and slides with the installation rail and links to each other, the front surface at the installation rail is seted up to the spout.

Preferably, the sliding groove and the sliding block form a sliding limiting structure.

Compared with the prior art, the beneficial effects of the utility model are that: this adjustable circuit breaker's support, for traditional technique, has following advantage:

through the cooperation between installation rail, rectangular hole and the bracket component, accomplish the installation back to the circuit breaker, if meet the damage of installation rail middle part circuit breaker when waiting to renew during the use, operating personnel only need can dismantle the circuit breaker that corresponds with the pull ring of using downwards the pulling, need not to dismantle the circuit breaker of its one side direction is whole, can bring the facility for the maintenance of switch board, does benefit to and uses widely.

Through the cooperation between installation rail, rectangular hole, bracket component and the complementary unit, when rectangular board reciprocated, the transmission through curved bar and flitch can make the slider slide in the inside of spout, and the spout can play the spacing effect of slip to the slider during, can strengthen the stability of rectangular board when reciprocating, does benefit to the permanent steady operation of bracket component.

Through the cooperation between mounting hole and the rectangular hole, the rectangular hole is horizontal hole, and the self-tapping screw adjustment of being convenient for can provide convenient for operating personnel to the inserted position of switch board.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the mounting rail and bracket assembly of FIG. 1;

FIG. 3 is a schematic view of the attachment structure of the mounting rail, slat and assist mechanism of FIG. 1;

fig. 4 is a top cross-sectional view of fig. 3.

In the figure: 1. the mounting rail comprises a mounting rail body, 2, a strip hole, 3, a bracket assembly, 301, a strip plate, 302, a first projection, 303, a diagonal rod, 304, a second projection, 305, a sleeve, 306, a square rod, 307, a U-shaped rod, 308, a support plate, 309, a tension spring, 310, an arc-shaped ring, 311, a steel wire rope, 312, a fixed pulley, 313, a pull ring, 4, an auxiliary mechanism, 401, a bent rod, 402, a flitch, 403, a sliding block, 404 and a sliding groove.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a support of an adjustable circuit breaker comprises a mounting rail 1, a plurality of strip holes 2 are sequentially formed in the front surface of the mounting rail 1 from left to right and from top to bottom, a plurality of support assemblies 3 are sequentially arranged on the front surface of the mounting rail 1 from left to right, each support assembly 3 comprises a strip plate 301, a first bump 302, a diagonal rod 303, a second bump 304, a sleeve 305, a square rod 306, a U-shaped rod 307, a support plate 308, a tension spring 309 arc-shaped ring 310, a steel wire rope 311, a fixed pulley 312 and a pull ring 313, the strip plates 301 are sequentially arranged at the upper end and the lower end of the front surface of the mounting rail 1 from left to right, the first bumps 302 are fixedly connected to the left side and the right side of the inner side surface of each strip plate 301, the diagonal rod 303 is hinged to the other end of each first bump 302, the second bump 304 is hinged to the other end of each diagonal rod 303, the sleeve 305 is fixedly connected between the second bumps 304 at the upper side and, a U-shaped rod 307 is fixedly connected between the front side and the rear side of the outer walls of the two sleeves 305, support plates 308 are fixedly connected with the left side and the right side of the square rod 306, the contact surfaces of the support plates 308 and the mounting rail 1 are fixedly connected, a tension spring 309 is sleeved at the right side end of the outer wall of the square rod 306, the model of the tension spring 309 is 2-10N/CM, two ends of the tension spring 309 are respectively and fixedly connected with the contact surfaces of the right sleeve 305 and the right support plate 308, an arc-shaped ring 310 is fixedly connected with the left side of the front end of the outer wall of the left sleeve 305, a steel wire rope 311 is fixedly connected with the outer wall of the arc-shaped ring 310, a fixed pulley 312 is tightly propped against the outer wall of the steel wire rope 311, the fixed pulley 312 is fixedly connected with the contact surface of the mounting rail 1, a pull ring 313 is fixedly connected with the other end of the steel wire rope 311, the arc-shaped ring 310, can make two U type poles 307 evenly exert force to two sleeves 305, the arc wall has been seted up to the outer wall of fixed pulley 312, and the stability between fixed pulley 312 and wire rope 311 can be strengthened to the arc wall.

The left side and the right side of the long lath 301 are provided with the auxiliary mechanisms 4, the auxiliary mechanisms 4 comprise bent rods 401, attaching plates 402, sliding blocks 403 and sliding grooves 404, the bent rods 401 are fixedly connected to the inner sides of the left side and the right side of the long lath 301 respectively, the other ends of the bent rods 401 are fixedly connected with the attaching plates 402, the sliding blocks 403 are fixedly connected to the other sides of the attaching plates 402, the sliding blocks 403 are connected with the installation rail 1 in a sliding mode through the sliding grooves 404, the sliding grooves 404 are formed in the front surface of the installation rail 1, the sliding grooves 404 and the sliding blocks 403 form a sliding limiting structure, the sliding grooves 404 can play a sliding limiting role in the sliding blocks 403, the sliding blocks 403 can slide up and down in the sliding grooves 404, however, the sliding blocks cannot move left, right, front.

When the adjustable bracket of the circuit breaker is used and the circuit breaker needs to be butted with an installation rail 1, firstly, a tapping screw is inserted into a long hole 2 to install the installation rail 1 and the inner side of a power distribution cabinet, then, a pull ring 313 is downwards applied with force and pulled, two sleeves 305 can be moved towards the left side through the transmission of a steel wire rope 311, two long strips 301 can be moved towards the inner side together through the transmission of a diagonal rod 303 in the period, a sliding block 403 can slide in a sliding groove 404 through the transmission of a bent rod 401 and a pasting plate 402 in the period, the sliding groove 404 can play a role in limiting the sliding of the sliding block 403 in the period, the stability of the long strips 301 in the vertical moving process can be enhanced, a clamping seat at the rear side of the circuit breaker to be installed is placed at the outer sides of the two long strips 301, then, the pull ring 309 is rebounded by releasing the, can make two rectangular boards 301 all to outside remove and the inboard counterbalance of circuit breaker cassette tightly, accomplish the installation to the circuit breaker then, if meet the damage of installation rail middle part circuit breaker and wait to renew during the use, operating personnel only need can dismantle the circuit breaker that corresponds with the pull ring 313 of using pulling downwards, need not to dismantle the circuit breaker of its one side direction is whole, can facilitate for the maintenance of switch board, and practicality is stronger, does benefit to and uses widely.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. An adjustable circuit breaker cradle comprising a mounting rail (1), characterized in that: a plurality of strip holes (2) are sequentially formed in the front surface of the mounting rail (1) from left to right and from top to bottom, and a plurality of support assemblies (3) are sequentially arranged on the front surface of the mounting rail (1) from left to right;

the bracket assembly (3) comprises a long strip plate (301), a first bump (302), an inclined rod (303), a second bump (304), a sleeve (305), a square rod (306), a U-shaped rod (307), a support plate (308), a tension spring (309), an arc-shaped ring (310), a steel wire rope (311), a fixed pulley (312) and a pull ring (313);

a plurality of the strip plates (301) are sequentially arranged at the upper end and the lower end of the front surface of the mounting rail (1) from left to right, the left side and the right side of the inner side surface of each strip plate (301) are fixedly connected with first bumps (302), the other end of each first bump (302) is hinged with a diagonal rod (303), the other end of each diagonal rod (303) is hinged with a second bump (304), sleeves (305) are fixedly connected between the second bumps (304) at the upper side and the lower side, square rods (306) are arranged on the inner wall of each sleeve (305), the outer walls of the square rods (306) are in clearance fit with the inner walls of the sleeves (305), U-shaped rods (307) are fixedly connected between the front side and the rear side of the outer wall of each sleeve (305), support plates (308) are fixedly connected with the left side and the right side of each square rod (306), the support plates (308) are fixedly connected with the contact surface of the mounting rail (1), tension springs, the both ends of extension spring (309) link to each other with the contact surface of right side sleeve (305) and right side extension board (308) is fixed respectively, and the outer wall front end left side rigid coupling of left side sleeve (305) has arc ring (310), the outside rigid coupling of arc ring (310) has wire rope (311), the outer wall of wire rope (311) is supported tightly and is had fixed pulley (312), fixed pulley (312) link to each other with the contact surface of installing rail (1) is fixed, the other end rigid coupling of wire rope (311) has pull ring (313).

2. The cradle of an adjustable circuit breaker as recited in claim 1, wherein: the arc-shaped ring (310) is matched with the contact surface of the outer wall of the left sleeve (305).

3. The cradle of an adjustable circuit breaker as recited in claim 1, wherein: the two U-shaped rods (307) are symmetrical back and forth relative to the center of the two sleeves (305).

4. The cradle of an adjustable circuit breaker as recited in claim 1, wherein: the outer wall of the fixed pulley (312) is provided with an arc-shaped groove.

5. The cradle of an adjustable circuit breaker as recited in claim 1, wherein: auxiliary mechanisms (4) are arranged on the left side and the right side of the long strip plate (301);

the auxiliary mechanism (4) comprises a bent rod (401), a pasting plate (402), a sliding block (403) and a sliding groove (404);

a plurality of curved bar (401) rigid coupling is inboard at the left and right sides of rectangular board (301) respectively, the other end rigid coupling of curved bar (401) has flitch (402), the another side rigid coupling of flitch (402) has slider (403), slider (403) slide with installation rail (1) through spout (404) and link to each other, the front surface at installation rail (1) is seted up in spout (404).

6. The cradle of an adjustable circuit breaker as recited in claim 5, wherein: the sliding groove (404) and the sliding block (403) form a sliding limiting structure.