CN210073734U

CN210073734U - Compact plastic shell type circuit breaker

Info

Publication number: CN210073734U
Application number: CN201920495773.XU
Authority: CN
Inventors: 廖刚
Original assignee: Shanghai Westinghouse Hi Tech Group Co Ltd
Current assignee: Shanghai Westinghouse Hi Tech Group Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-02-14
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses an inseparable mould shell type circuit breaker, including circuit breaker main part, fixed plate, mounting panel and dust guard, the installation piece is all evenly installed at the both ends of mounting panel, and all is provided with the mounting hole on the installation piece, the dust guard is installed on the top of mounting panel one side, and the inside both sides of dust guard all are provided with the radiating groove, the fan is all installed to the inside of radiating groove, the vertical cooling tube that runs through the dust guard bottom is all evenly installed to the bottom of radiating groove, the both ends of mounting panel of dust guard below all are provided with first spacing groove, and the circuit breaker main part is installed in the outside of first spacing groove. The utility model discloses an install first spacing groove and first stopper for be convenient for adjust the position and the interval of two fixed plates, so that install and dismantle the circuit breaker main part, be convenient for adjust its horizontal position simultaneously.

Description

Compact plastic shell type circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field specifically is an inseparable mould shell type circuit breaker.

Background

The circuit breaker is a current switch device used for distributing electric energy and protecting power supply lines, motors and the like in real time, can timely bear, close and open current in a normal loop according to the states of normal, overload, short circuit, undervoltage and the like of the circuit so as to ensure the safe production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a inseparable mould shell type circuit breaker to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a compact plastic shell type circuit breaker comprises a circuit breaker main body, a fixed plate, a mounting plate and a dustproof plate, wherein mounting blocks are uniformly arranged at two ends of the mounting plate, mounting holes are formed in the mounting blocks, the dustproof plate is arranged at the top end of one side of the mounting plate, heat dissipation grooves are formed in two sides of the interior of the dustproof plate, a fan is arranged in each heat dissipation groove, heat dissipation pipes vertically penetrating through the bottom end of the dustproof plate are uniformly arranged at the bottom end of each heat dissipation groove, first limiting grooves are formed in two ends of the mounting plate below the dustproof plate, the circuit breaker main body is arranged outside the first limiting grooves, a control switch is arranged in the middle of the circuit breaker main body, heat dissipation holes are uniformly formed in two ends of the circuit breaker main body, which are close to one side of the control switch, the fixed plate is arranged on the mounting plates at two sides of the circuit breaker main body, first stopper all is connected with first spacing groove, articulated piece is all installed at the both ends that the fixed plate is close to circuit breaker main part one side, and all articulates between the articulated piece has the depression bar, install the backup pad on the mounting panel of circuit breaker main part bottom, and the backup pad is close to the both ends of mounting panel one side and all installs the second stopper, the both ends that the mounting panel is close to backup pad one side all are provided with the second spacing groove, and the second spacing groove all is connected with the second stopper, the inside of mounting panel is provided with the shock attenuation groove, and the internally mounted in shock attenuation groove has the shock attenuation board, damping spring is all evenly installed to the both sides of shock attenuation board, and damping spring keeps away from the one end of shock attenuation board all with the inner.

Preferably, the dust guard outside the heat dissipation groove is provided with a ventilation opening.

Preferably, the compression bar is set to be U-shaped, and the outer side of the compression bar is wrapped by a rubber sleeve.

Preferably, the third stopper is all installed to one side that articulated piece is close to the fixed plate, one side that the fixed plate is close to articulated piece all is provided with the third spacing groove, and the third spacing groove all is connected with the third stopper, third spacing groove and third stopper all set up about the axis symmetry of fixed plate.

Preferably, the shock-absorbing plate has a wave-shaped cross section.

Preferably, the bottom of the radiating pipe is in a trumpet shape, and the flaring end faces downwards.

Compared with the prior art, the beneficial effects of the utility model are that: the compact plastic shell type circuit breaker is convenient for adjusting the position and the distance between two fixed plates by installing a first limiting groove and a first limiting block so as to conveniently install and dismantle a circuit breaker main body and simultaneously adjust the horizontal position of the circuit breaker main body, the device is convenient for adjusting the height of a pressure lever by installing a third limiting groove, a third limiting block and a hinge block so as to tightly press and fix the circuit breaker main body, the fixing effect is improved, the device is convenient for adjusting the height of a supporting plate by installing a second limiting groove and a second limiting block so as to conveniently adjust the height of the circuit breaker main body, the device is convenient for playing a dustproof role by installing a dustproof plate, and the dustproof plate is convenient for enhancing the radiating effect by installing a fan and a radiating pipe so as to ensure the stable work of the circuit breaker main body, and the device is convenient for playing a good buffering and damping role by installing a damping groove, a damping plate and, the anti-seismic performance of the device is improved, and the stability of the device is enhanced.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

in the figure: 1. a support plate; 2. a circuit breaker main body; 3. a fixing plate; 4. a first limit groove; 5. mounting a plate; 6. mounting holes; 7. heat dissipation holes; 8. a dust-proof plate; 9. a heat sink; 10. mounting blocks; 11. a pressure lever; 12. a control switch; 13. a hinged block; 14. a second limit groove; 15. a third limiting groove; 16. a third limiting block; 17. a damping spring; 18. a damping groove; 19. a first stopper; 20. a damper plate; 21. a second limiting block; 22. a radiating pipe; 23. a fan.

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. 1-3, the present invention provides an embodiment: a compact plastic shell type circuit breaker comprises a circuit breaker main body 2, a fixed plate 3, a mounting plate 5 and a dustproof plate 8, wherein mounting blocks 10 are uniformly mounted at two ends of the mounting plate 5, mounting holes 6 are formed in the mounting blocks 10, the dustproof plate 8 is mounted at the top end of one side of the mounting plate 5, heat dissipation grooves 9 are formed in two sides of the interior of the dustproof plate 8, ventilation openings are formed in the dustproof plate 8 at the outer sides of the heat dissipation grooves 9 to facilitate ventilation, fans 23 are mounted in the heat dissipation grooves 9, heat dissipation pipes 22 vertically penetrating through the bottom end of the dustproof plate 8 are uniformly mounted at the bottom ends of the heat dissipation grooves 9, the bottoms of the heat dissipation pipes 22 are horn-shaped, flaring ends are downward to facilitate enhancing the heat dissipation effect, first limiting grooves 4 are formed in two ends of the mounting plate 5 below the dustproof plate 8, the circuit breaker main body 2 is mounted outside the first limiting grooves 4, a control switch 12 is mounted, the two ends of one side of the circuit breaker main body 2 close to the control switch 12 are uniformly provided with heat dissipation holes 7, the mounting plates 5 on the two sides of the circuit breaker main body 2 are respectively provided with a fixed plate 3, the two ends of one side of the fixed plate 3 close to the mounting plates 5 are respectively provided with a first limiting block 19, the first limiting blocks 19 are respectively connected with a first limiting groove 4, the two ends of one side of the fixed plate 3 close to the circuit breaker main body 2 are respectively provided with a hinge block 13, one side of the hinge block 13 close to the fixed plate 3 is respectively provided with a third limiting groove 15, the third limiting grooves 15 are respectively connected with the third limiting blocks 16, the third limiting grooves 15 and the third limiting blocks 16 are respectively and symmetrically arranged about the central axis of the fixed plate 3, so that the height of the compression rod 11 can be conveniently adjusted, so that the circuit breaker main body 2 can be mounted or dismounted, the compression rods 11 are, the outside parcel of depression bar 11 has the rubber sleeve, be convenient for fixed circuit breaker main part 2, install backup pad 1 on the mounting panel 5 of 2 bottoms of circuit breaker main part, second stopper 21 is all installed at the both ends that backup pad 1 is close to mounting panel 5 one side to backup pad 1, the both ends that mounting panel 5 is close to 1 one side of backup pad all are provided with second spacing groove 14, second spacing groove 14 all is connected with second stopper 21, the inside of mounting panel 5 is provided with damping groove 18, the internally mounted of damping groove 18 has damping plate 20, damping plate 20's section is wavy, be convenient for improve absorbing effect, damping spring 17 is all evenly installed to damping plate 20's both sides, damping spring 17 keeps away from damping plate 20's one end all with damping groove 18's inner wall fixed connection.

The working principle is as follows: firstly, the mounting plate 5 is mounted at a proper position through the mounting block 10 and the mounting hole 6, the height of the support plate 1 is adjusted through the second limit groove 14 and the second limit block 21 so as to adjust the mounting height of the breaker main body 2, then the breaker main body 2 is mounted on the support plate 1, the positions and the intervals of the two fixing plates 3 are adjusted through the first limit groove 4 and the first limit block 19 so as to fix the breaker main body 2 and adjust the horizontal position thereof, finally the height of the pressure lever 11 is adjusted through the third limit groove 15 and the third limit block 16 so as to compress the breaker main body 2 to prevent the deflection thereof, after the mounting, a circuit is connected, the blower 23 is opened, the breaker main body 2 can be radiated through the radiating pipe 22 so as to improve the radiating efficiency thereof and ensure the stable work thereof, and simultaneously, the good buffering and damping effects can be achieved through the damping groove 18, the damping plate 20 and the damping spring 17, the anti-seismic performance of the device is improved, and the stability of the breaker main body 2 is enhanced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a inseparable mould shell type circuit breaker, includes circuit breaker main part (2), fixed plate (3), mounting panel (5) and dust guard (8), its characterized in that: the mounting structure is characterized in that mounting blocks (10) are uniformly mounted at two ends of the mounting plate (5), mounting holes (6) are formed in the mounting blocks (10), a dustproof plate (8) is mounted at the top end of one side of the mounting plate (5), heat dissipation grooves (9) are formed in two sides of the interior of the dustproof plate (8), fans (23) are mounted in the heat dissipation grooves (9), vertical heat dissipation pipes (22) penetrating through the bottom end of the dustproof plate (8) are uniformly mounted at the bottom end of the heat dissipation grooves (9), first limiting grooves (4) are formed in two ends of the mounting plate (5) below the dustproof plate (8), a breaker main body (2) is mounted outside the first limiting grooves (4), a control switch (12) is mounted at the middle position of the breaker main body (2), heat dissipation holes (7) are uniformly formed in two ends of one side, close to the control switch (12), of the breaker main body (2), the circuit breaker is characterized in that the mounting plates (5) on two sides of the circuit breaker main body (2) are respectively provided with a fixing plate (3), the two ends of the fixing plate (3) close to one side of the mounting plate (5) are respectively provided with a first limiting block (19), the first limiting blocks (19) are respectively connected with a first limiting groove (4), the two ends of the fixing plate (3) close to one side of the circuit breaker main body (2) are respectively provided with a hinged block (13), a pressure rod (11) is hinged between the hinged blocks (13), the mounting plate (5) at the bottom of the circuit breaker main body (2) is provided with a support plate (1), the two ends of the support plate (1) close to one side of the mounting plate (5) are respectively provided with a second limiting groove (14), and the second limiting grooves (14) are respectively connected with the second limiting blocks (21), the inside of mounting panel (5) is provided with damping groove (18), and the internally mounted of damping groove (18) has damping plate (20), damping spring (17) are all evenly installed to the both sides of damping plate (20), and damping spring (17) keep away from the one end of damping plate (20) all with the inner wall fixed connection of damping groove (18).

2. A compact case circuit breaker as defined in claim 1, wherein: and ventilation openings are formed in the dustproof plate (8) on the outer side of the heat dissipation groove (9).

3. A compact case circuit breaker as defined in claim 1, wherein: the pressing rod (11) is arranged in a U shape, and the outer side of the pressing rod (11) is wrapped with a rubber sleeve.

4. A compact case circuit breaker as defined in claim 1, wherein: third stopper (16) are all installed to articulated piece (13) one side near fixed plate (3), one side that fixed plate (3) are close to articulated piece (13) all is provided with third spacing groove (15), and third spacing groove (15) all are connected with third stopper (16), third spacing groove (15) and third stopper (16) all set up about the axis symmetry of fixed plate (3).

5. A compact case circuit breaker as defined in claim 1, wherein: the section of the damping plate (20) is wavy.

6. A compact case circuit breaker as defined in claim 1, wherein: the bottom of the radiating pipe (22) is in a trumpet shape, and the flaring end faces downwards.