CN215220615U

CN215220615U - Circuit breaker with good protection performance

Info

Publication number: CN215220615U
Application number: CN202120607007.5U
Authority: CN
Inventors: 梁富申
Original assignee: Yueqing Qiwei Electric Co ltd
Current assignee: Yueqing Qiwei Electric Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-12-17
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a circuit breaker that protectiveness is good, concretely relates to circuit breaker field, including the circuit breaker body, the annular caulking groove has been seted up to circuit breaker body side surface, the activity of annular caulking groove is equipped with the heat-conducting plate, the heat-conducting plate sets up to the rectangle frame form, heat-conducting plate top inner wall surface is seted up flutedly, it has the baffle to articulate in the recess, circuit breaker body one side outer wall is equipped with the crown plate, the crown plate is fixed to be established on circuit breaker body one side outer wall, crown plate inner wall surface is equipped with cleaning cloth and cleaning brush. The utility model discloses an inlay at circuit breaker body inside and be equipped with the heat-conducting plate, only need take the heat-conducting plate out from the annular caulking groove during use, only need accomodate the annular caulking groove with the heat-conducting plate when not using in, compare with prior art, simple structure convenient operation, the heat-conducting plate forms the full face protection outside circuit breaker body switch, can also distribute away the heat that the circuit breaker body produced fast, and the protection effect is better.

Description

Circuit breaker with good protection performance

Technical Field

The utility model relates to a circuit breaker field, concretely relates to circuit breaker that protectiveness is good.

Background

A circuit breaker is a switch that automatically opens whenever the current in the circuit exceeds the rated current. The air switch is an important electric appliance in a low-voltage distribution network and an electric power dragging system, integrates control and multiple protection functions, can complete contact and breaking of a circuit, can protect short circuit, serious overload, undervoltage and the like of a circuit or electric equipment, and can be used for starting a motor infrequently.

Chinese patent publication No. CN207021218U discloses a circuit breaker with good protection, through setting up dampproofing box, if contain vapor in the air, and when reaching protective housing's inside through leading to the groove, can be by the inside vapor of dehumidification package detacher, and absorb the vapor that has not been handled through setting up the silica gel dehumidification layer and carry out secondary dehumidification, thereby avoid vapor to adhere to on the circuit breaker body, lead to the condition that the circuit breaker body takes place the short circuit, thereby influence the work of circuit breaker body, thereby reached the good effect of protection.

The prior art has the following defects: through the setting of dampproofing box, need open dampproofing box lid and just can operate when dialling back to the original position with the switch on the circuit breaker body, the operation is more loaded down with trivial details wastes time and energy.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a circuit breaker that protectiveness is good, the utility model discloses an inlay at circuit breaker body inside and be equipped with the heat-conducting plate, only need take the heat-conducting plate out from the annular caulking groove during the use, only need accomodate the annular caulking groove with the heat-conducting plate when not using in, compare with prior art, simple structure convenient operation, the heat-conducting plate becomes full face protection outside circuit breaker body switch, can also distribute away the heat that the circuit breaker body produced fast, and the protection effect is better.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a circuit breaker that protectiveness is good, includes the circuit breaker body, the annular caulking groove has been seted up to circuit breaker body one side surface, the activity of annular caulking groove internalization is equipped with the heat-conducting plate, the heat-conducting plate sets up to the rectangle frame form, heat-conducting plate top inner wall surface is seted up flutedly, it has the baffle to articulate in the recess, circuit breaker body one side outer wall is equipped with the crown plate, the crown plate is fixed to be established on circuit breaker body one side outer wall, crown plate inner wall surface is equipped with cleaning cloth and cleaning brush, cleaning cloth and cleaning brush are all fixed to be established on the crown plate inner wall, cleaning cloth is established in cleaning brush one side, cleaning cloth and cleaning brush bottom contact with heat-conducting plate outer wall surface respectively, both sides surface is all fixed around the crown plate and is equipped with spacing subassembly.

Furthermore, the limiting assembly comprises an L-shaped rod, one end of the L-shaped rod is connected with the annular plate through a bearing, and a screw is arranged at the other end of the L-shaped rod.

Furthermore, a plurality of threaded holes are formed in the surfaces of the front side and the rear side of the heat conducting plate, and the screws extend into the threaded holes and are in threaded connection with the threaded holes.

Furthermore, a pull rod is arranged on one side of the top of the heat conducting plate and fixedly arranged on the heat conducting plate.

Further, the fixed fixture block that is equipped with of baffle inside wall surface, the draw-in groove has been seted up on the heat-conducting plate top inner wall surface, the fixture block is established in the draw-in groove.

Further, annular caulking groove opening inner wall is equipped with annular sealing pad, annular sealing pad is fixed to be established on annular caulking groove opening inner wall, the contact of annular sealing pad inner wall and heat-conducting plate outer wall, annular sealing pad is made by rubber materials.

Further, breaker body top and bottom four corners all are equipped with rubber foot pad, rubber foot pad is fixed to be established in breaker body bottom.

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

1. the utility model discloses an inlay in the circuit breaker body and be equipped with the heat-conducting plate, only need take the heat-conducting plate out from the annular caulking groove during the use, only need accomodate the heat-conducting plate in the annular caulking groove when not using, compare with prior art, simple structure convenient operation, the heat-conducting plate forms the full face protection outside circuit breaker body switch, can also distribute away the heat that the circuit breaker body produced fast, and the protection effect is better;

2. through being equipped with the crown plate at circuit breaker one side outer wall is fixed, be equipped with cleaning cloth and cleaning brush at the crown plate inner wall is fixed, the cleaning brush falls the dust impurity clearance on heat-conducting plate surface, then cleaning cloth carries out the secondary and clears up on the surface to the heat-conducting plate, avoids dust impurity to follow the heat-conducting plate and enters into the annular caulking groove in to influence the heat dissipation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a front view of the overall structure provided by the present invention;

fig. 2 is a side sectional view of the overall structure provided by the present invention;

FIG. 3 is a side view of the overall structure provided by the present invention;

FIG. 4 is an enlarged view of the cloth A of FIG. 1 provided by the present invention;

fig. 5 is an enlarged view of the cloth B shown in fig. 2 according to the present invention;

in the figure: 1 circuit breaker body, 2 annular caulking grooves, 3 heat-conducting plates, 4 recesses, 5 baffles, 6 crown plates, 7 cleaning cloth, 8 cleaning brushes, 9L shape pole, 10 screws, 11 screw holes, 12 pull rods, 13 fixture blocks, 14 draw-in grooves, 15 annular sealing pads, 16 rubber foot pads.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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. 1-5 of the specification, the circuit breaker with good protection performance of the embodiment comprises a circuit breaker body 1, an annular caulking groove 2 is arranged on the surface of one side of the circuit breaker body 1, a heat conducting plate 3 is movably arranged in the annular caulking groove 2, the heat conducting plate 3 is arranged in a rectangular frame shape, the surface of the inner wall of the top of the heat conducting plate 3 is provided with a groove 4, a baffle 5 is hinged in the groove 4, a ring plate 6 is arranged on the outer wall of one side of the circuit breaker body 1, the ring plate 6 is fixedly arranged on the outer wall of one side of the circuit breaker body 1, the surface of the inner wall of the ring plate 6 is provided with a cleaning cloth 7 and a cleaning brush 8, the cleaning cloth 7 and the cleaning brush 8 are both fixedly arranged on the inner wall of the annular plate 6, the cleaning cloth 7 is arranged on one side of the cleaning brush 8, the bottom of the cleaning cloth 7 and the bottom of the cleaning brush 8 are respectively contacted with the surface of the outer wall of the heat conducting plate 3, and the front side surface and the rear side surface of the ring plate 6 are respectively fixedly provided with a limiting component.

Further, spacing subassembly includes L shape pole 9, L shape pole 9 one end is passed through the bearing and is connected with crown plate 6, the L shape pole 9 other end is equipped with screw 10, carries out spacing fixed to heat-conducting plate 3.

Further, a plurality of screw holes 11 have all been seted up on both sides surface around the heat-conducting plate 3, screw 10 extends to in the screw hole 11 and with screw hole 11 threaded connection, conveniently adjusts the position of heat-conducting plate 3.

Further, heat-conducting plate 3 top one side is equipped with pull rod 12, pull rod 12 is fixed to be established on heat-conducting plate 3, makes things convenient for operating personnel to pull out heat-conducting plate 3 from annular caulking groove 2.

Further, 5 inside wall fixed surface of baffle is equipped with fixture block 13, draw-in groove 14 has been seted up on the surface of the inner wall of 3 tops of heat-conducting plate, fixture block 13 is established in draw-in groove 14, and when heat-conducting plate 3 was contracting annular caulking groove 2, baffle 5 can be inseparable laminating on 4 inner walls of recess, can not take place to rock.

Further, 2 opening inner walls of annular caulking groove are equipped with annular sealing pad 15, annular sealing pad 15 is fixed to be established on 2 opening inner walls of annular caulking groove, the contact of 15 inner walls of annular sealing pad and 3 outer walls of heat-conducting plate, annular sealing pad 15 is made by rubber materials, increases the leakproofness between heat-conducting plate 3 and the annular caulking groove 2.

Further, 1 top of circuit breaker body and bottom four corners all are equipped with rubber foot pad 16, rubber foot pad 16 is fixed to be established in 1 bottom of circuit breaker body, makes whole device more stable when using.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, when in use, an operator installs the breaker body 1 at a designated position, after a power supply is connected, pulls the pull rod 12 on the heat conducting plate 3 to pull the heat conducting plate 3 out of the annular caulking groove 2, then turns the baffle 5 on the inner side of the top of the heat conducting plate 3 down from the groove 4, the baffle 5 forms a grid at an opening on the right side of the heat conducting plate 3 to protect a switch of the breaker body 1 and prevent an external object from colliding with the switch to cause damage to the breaker body 1, heat generated by the breaker body 1 can be quickly led out to the air through the arrangement of the heat conducting plate 3, the heat dissipation effect on the breaker body 1 is improved, through the annular plate 6 arranged on one side wall of the breaker body 1, the cleaning cloth 7 and the cleaning brush 8 arranged on the inner wall of the annular plate 6, when the heat conducting plate 3 is pulled, the outer wall of the heat conducting plate 3 is contacted with the cleaning cloth 7 and the cleaning brush 8, cleaning brush 8 clears up the dust impurity on heat-conducting plate 3 surface, then cleans cloth 7 and carries out the secondary clearance on the surface to heat-conducting plate 3, avoids dust impurity to follow heat-conducting plate 3 and enters into annular caulking groove 2 in influence the heat dissipation, through the setting of L shape pole 9 and screw 10, can carry out spacing fixed to heat-conducting plate 3, prevents that heat-conducting plate 3 from following the roll-off in the annular caulking groove 2.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a circuit breaker that protectiveness is good, includes circuit breaker body (1), its characterized in that: the circuit breaker is characterized in that an annular caulking groove (2) is formed in the surface of one side of a circuit breaker body (1), a heat conducting plate (3) is movably arranged in the annular caulking groove (2), the heat conducting plate (3) is arranged to be in a rectangular frame shape, a groove (4) is formed in the surface of the inner wall of the top of the heat conducting plate (3), a baffle (5) is hinged in the groove (4), a ring plate (6) is arranged on the outer wall of one side of the circuit breaker body (1), a cleaning cloth (7) and a cleaning brush (8) are arranged on the surface of the inner wall of the ring plate (6), the cleaning cloth (7) and the cleaning brush (8) are fixedly arranged on the inner wall of the ring plate (6), the cleaning cloth (7) is arranged on one side of the cleaning brush (8), and the bottoms of the cleaning cloth (7) and the cleaning brush (8) are respectively contacted with the surface of the outer wall of the heat conducting plate (3), and limiting assemblies are fixedly arranged on the surfaces of the front side and the rear side of the ring plate (6).

2. A circuit breaker with good protection according to claim 1, characterized in that: the limiting assembly comprises an L-shaped rod (9), one end of the L-shaped rod (9) is connected with the annular plate (6) through a bearing, and the other end of the L-shaped rod (9) is provided with a screw (10).

3. A circuit breaker with good protection according to claim 2, characterized in that: a plurality of threaded holes (11) are all seted up on both sides surface around heat-conducting plate (3), screw (10) extend to in threaded hole (11) and with threaded hole (11) threaded connection.

4. A circuit breaker with good protection according to claim 1, characterized in that: a pull rod (12) is arranged on one side of the top of the heat conduction plate (3), and the pull rod (12) is fixedly arranged on the heat conduction plate (3).

5. A circuit breaker with good protection according to claim 1, characterized in that: baffle (5) inside wall fixed surface is equipped with fixture block (13), draw-in groove (14) have been seted up on heat-conducting plate (3) top inner wall surface, fixture block (13) are established in draw-in groove (14).

6. A circuit breaker with good protection according to claim 1, characterized in that: annular caulking groove (2) opening inner wall is equipped with annular sealing pad (15), annular sealing pad (15) are fixed to be established on annular caulking groove (2) opening inner wall, annular sealing pad (15) inner wall and heat-conducting plate (3) outer wall contact, annular sealing pad (15) are made by rubber materials.

7. A circuit breaker with good protection according to claim 1, characterized in that: breaker body (1) top and bottom four corners all are equipped with rubber foot pad (16), rubber foot pad (16) are fixed to be established on breaker body (1) outer wall.