CN216562970U

CN216562970U - Adjustable leakage circuit breaker

Info

Publication number: CN216562970U
Application number: CN202123343438.4U
Authority: CN
Inventors: 丁国强; 刘燕萍
Original assignee: Changzhou Pu'an Electric Appliance Co ltd
Current assignee: Changzhou Pu'an Electric Appliance Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-17
Anticipated expiration: 2031-12-28

Abstract

The utility model belongs to the field of circuit breakers, and particularly relates to an adjustable residual current circuit breaker which comprises a circuit breaker body, a screw rod, a supporting assembly and a mounting assembly, wherein the screw rod is arranged on the circuit breaker body; the bottom of the top of the breaker body is symmetrically provided with a pair of grooves; a push rod is connected in the groove in a sliding manner; a screw cylinder is fixedly connected to the side wall of the groove; the screw rod penetrates through the screw cylinder and the push rod; the screw rod is connected with the screw barrel through threads; the recess side is equipped with supporting component, through setting up horizontal screw rod, spiral shell section of thick bamboo, fixed plate, block, push rod, installation component and supporting component, relies on above-mentioned part to cooperate to this horizontal and vertical position that can adjust the mounting hole, thereby improve device's suitability, the staff of being convenient for installs, reduces the work load of punching again, and can install on the equipment of difference by this circuit breaker, the later stage staff of being convenient for carries out the circuit breaker of renewal.

Description

Adjustable leakage circuit breaker

Technical Field

The utility model relates to the field of circuit breakers, in particular to an adjustable residual current circuit breaker.

Background

A circuit breaker is a switching device for breaking a normal circuit under a predetermined abnormal condition.

Among the prior art at present, can install the electric leakage circuit breaker on the large-scale consumer to when the electric leakage takes place for the equipment circuit, it can be automatic with the circuit disconnection, reduce the emergence of incident, the general direct mount of circuit breaker is on the shell of equipment, has seted up the opening on the equipment casing for insert the circuit breaker in the casing, later has seted up the bolt mounting hole on the casing, be used for installing fixed circuit breaker through the bolt

However, during installation, due to the fact that the hole opening precision of the mounting hole is poor in the production process, the through hole of the circuit breaker is not corresponding to the mounting hole, and at the moment, a worker needs to open the hole on the shell again, so that the re-punching is complex, time-consuming and labor-consuming; therefore, an adjustable residual current circuit breaker is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to an adjustable residual current circuit breaker, which comprises a circuit breaker body, a screw rod, a supporting assembly and a mounting assembly, wherein the screw rod is arranged on the circuit breaker body; the top of the breaker body is provided with a pair of grooves symmetrically arranged at the bottom; a push rod is connected in the groove in a sliding manner; a screw cylinder is fixedly connected to the side wall of the groove; the screw rod penetrates through the screw cylinder and the push rod; the screw rod is connected with the screw barrel through threads; a supporting component is arranged on the side surface of the groove; the top of the supporting component is provided with a fixing plate; the fixed plate bottom side rigid coupling has the block, through above-mentioned setting to this horizontal and vertical position that can adjust the mounting hole, thereby improves the suitability of device, and the staff of being convenient for installs, reduces the work load of punching again.

Preferably, the support assembly comprises a vertical rod; the end part of the vertical rod is fixedly connected to the side wall of the groove; the vertical rod is positioned on the side surface of the screw rod; one side of the fixed plate, which is close to the vertical rod, is fixedly connected with a connecting plate; the vertical rod penetrates through the connecting plate and is in sliding connection with the connecting plate, the fixing plate is supported and fixed through the vertical rod, and the moving track of the fixing plate is limited.

Preferably, the mounting assembly comprises a slider; a sliding groove is formed in the fixing plate; the sliding groove is a T-shaped groove; the sliding block is connected in the sliding groove in a sliding manner; a through hole is formed in the sliding block; the side wall body of the sliding chute is provided with a through groove; the slide block is a T-shaped block, so that the transverse adjustment is carried out.

Preferably, the side surface of the push rod is fixedly connected with a rubber sleeve; one side of the rubber sleeve, which is far away from the push rod, is fixedly connected with the breaker body and the fixed plate; the rigid coupling has the spring between fixed plate and the spout lateral wall to this clearance that can be between fixed plate and the circuit breaker body covers, thereby reduces outside foreign matter and blocks into inside.

Preferably, a plate body is fixedly connected to one side of the sliding block, which is far away from the sliding groove; a rubber pad is fixedly connected to the position, corresponding to the sliding block, of the inner side wall of the groove; the rubber pad is located the slider and keeps away from one side of plate body to this can improve fixed effect.

Preferably, the push rod and the block body are trapezoidal in section.

The utility model has the advantages that:

1. according to the utility model, by arranging the transverse screw rod, the screw cylinder, the fixing plate, the block body, the push rod, the mounting assembly and the supporting assembly and matching the parts, the transverse and vertical positions of the mounting hole can be adjusted, so that the applicability of the device is improved, the mounting by workers is facilitated, the workload of re-punching is reduced, the breaker can be mounted on different equipment, and the replacement of a new breaker by the workers at the later stage is facilitated.

2. According to the utility model, the rubber sleeve is arranged, so that the gap between the fixed plate and the breaker body can be covered, thereby reducing the phenomenon that external foreign matters are clamped into the fixed plate and further reducing the phenomenon that the foreign matters cause blocking during adjustment.

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, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a circuit breaker body according to a first embodiment;

FIG. 2 is a schematic view of a fixing plate according to the first embodiment;

FIG. 3 is a schematic view of a slider structure according to the first embodiment;

fig. 4 is a schematic structural view of a guide groove of the second embodiment.

In the figure: 11. a circuit breaker body; 12. a groove; 13. a push rod; 14. a screw cylinder; 15. a screw; 16. a fixing plate; 17. a block body; 21. a vertical rod; 22. a connecting plate; 31. a chute; 32. a slider; 33. a through hole; 4. a rubber sleeve; 51. a plate body; 52. a rubber pad; 6. a guide groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-3, an adjustable residual current circuit breaker includes a breaker body 11, a screw 15, a supporting assembly and a mounting assembly; the top of the breaker body 11 is provided with a pair of grooves 12, and the bottoms of the grooves are symmetrically provided with the grooves; a push rod 13 is connected in the groove 12 in a sliding manner; a screw cylinder 14 is fixedly connected to the side wall of the groove 12; the screw 15 penetrates through the screw barrel 14 and the push rod 13; the screw 15 is connected with the screw cylinder 14 through threads; a supporting component is arranged on the side surface of the groove 12; the top of the supporting component is provided with a fixing plate 16; a block 17 is fixedly connected to the bottom side of the fixed plate 16; the support assembly comprises a vertical rod 21; the end part of the vertical rod 21 is fixedly connected to the side wall of the groove 12; the vertical rod 21 is positioned on the side surface of the screw rod 15; a connecting plate 22 is fixedly connected to one side of the fixing plate 16 close to the vertical rod 21; the vertical rod 21 penetrates through the connecting plate 22 and is connected with the connecting plate in a sliding manner; the mounting assembly includes a slider 32; a sliding groove 31 is formed in the fixing plate 16; the sliding groove 31 is a T-shaped groove; the sliding block 32 is connected in the sliding groove 31 in a sliding manner; a through hole 33 is formed in the sliding block 32; the side wall body of the chute 31 is provided with a through groove; the slide block 32 is a T-shaped block; the sections of the push rod 13 and the block body 17 are both trapezoidal; when the breaker is installed, a worker inserts the breaker into a shell of an installation device, then the through hole 33 on the fixing plate 16 corresponds to an installation hole on the device shell, if the breaker cannot correspond to the installation hole, the worker can insert a wrench into a screw handle at the end of the screw 15, then the screw 15 is rotated, the screw 15 rotates to drive the push rod 13 to slide towards the groove 12, the push rod 13 is clamped at two sides of the groove 12 to be incapable of rotating, then the push rod 13 moves to extrude the block 17, so that the block 17 and the fixing plate 16 move, the position of the through hole 33 on the fixing plate 16 is adjusted to correspond to the installation hole of the device shell, when the fixing plate 16 moves, the connecting plate 22 slides on the vertical rod 21, the fixing plate 16 is supported and fixed through the vertical rod 21, the moving track of the fixing plate is limited, and when the breaker is installed, the installation hole of the shell is misaligned with the through hole 33 due to poor hole opening precision, the staff can stimulate slider 32 this moment, adjust the horizontal position of logical groove with this, make through-hole 33 align with the mounting hole, conveniently install, need not to punch again, make things convenient for the staff to install, during the installation, can pass through-hole 33 with the bolt and then insert the mounting hole, later fix it, through the aforesaid setting, with this horizontal and vertical position that can adjust the mounting hole, thereby improve the suitability of device, the staff of being convenient for installs, reduce the work load of punching again.

The side surface of the push rod 13 is fixedly connected with a rubber sleeve 4; one side of the rubber sleeve 4 far away from the push rod 13 is fixedly connected with the breaker body 11 and the fixed plate 16; a spring is fixedly connected between the fixed plate 16 and the side wall of the sliding chute 31; when using, through setting up rubber sleeve 4 to this can cover the clearance between fixed plate 16 and the circuit breaker body 11, thereby it is inside to reduce outside foreign matter card to go into, and then when reducing the regulation, because the foreign matter leads to the dead condition of card, the spring is used for pulling fixed plate 16, makes it be difficult for taking place to slide.

A plate body 51 is fixedly connected to one side of the sliding block 32 away from the sliding chute 31; a rubber pad 52 is fixedly connected to the inner side wall of the groove 12 and the position corresponding to the slide block 32; the rubber pad 52 is positioned on one side of the sliding block 32 far away from the plate body 51; when the fixing device is installed, the sliding block 32 can be in contact with the side wall of the sliding groove 31 under the extrusion of the screw handle of the bolt, then the friction between the sliding block 32 and the sliding groove 31 can be increased through the rubber pad 52, the sliding is not easy to occur after the fixing, and meanwhile, the plate body 51 can be in contact with the side wall of the fixing plate 16, so that the fixing effect can be improved.

Example two

Referring to fig. 4, in a first comparative example, as another embodiment of the present invention, a guide groove 6 is formed at an end of the through hole 33; when the bolt is used, the guide groove 6 is arranged, so that a worker can insert the bolt into the through hole 33 conveniently, and the installation by the worker is facilitated.

The working principle is that when the breaker is installed, a worker inserts the breaker into a shell of an installation device, then the through hole 33 on the fixing plate 16 corresponds to an installation hole on the device shell, if the breaker cannot correspond to the installation hole, the worker can insert a wrench into a screw handle at the end of the screw 15, then the screw 15 is rotated, the screw 15 rotates to drive the push rod 13 to slide towards the groove 12, the push rod 13 is clamped at two sides of the groove 12 to be incapable of rotating, then the push rod 13 moves to extrude the block 17, so that the block 17 and the fixing plate 16 move, the position of the through hole 33 on the fixing plate 16 is adjusted to correspond to the installation hole of the device shell, when the fixing plate 16 moves, the connecting plate 22 slides on the vertical rod 21, the fixing plate 16 is supported and fixed through the vertical rod 21, the moving track of the fixing plate is limited, when the breaker is installed, due to poor hole opening precision, thereby causing the mounting hole of the shell to be dislocated with the through hole 33, at the moment, a worker can pull the sliding block 32 to adjust the transverse position of the through groove, so that the through hole 33 is aligned with the mounting hole, the installation is convenient, the punching is not needed again, the installation is convenient for the worker, when in installation, a bolt can pass through the through hole 33 and then be inserted into the mounting hole, and then the mounting hole is fixed, through the arrangement, the transverse and vertical positions of the mounting hole can be adjusted, thereby improving the applicability of the device, being convenient for the worker to install, reducing the workload of punching again, through arranging the rubber sleeve 4, the gap between the fixed plate 16 and the breaker body 11 can be covered, thereby reducing the external foreign matters clamped into the device, further reducing the condition that the foreign matters cause the clamping during the adjustment, the spring is used for pulling the fixed plate 16, when the fixing plate is installed, the sliding block 32 can be in contact with the side wall of the sliding groove 31 under the extrusion of the screw handle of the bolt, then the friction between the sliding block 32 and the sliding groove 31 can be increased through the rubber pad 52, so that the sliding block is not prone to sliding after being fixed, and meanwhile, the plate body 51 can be in contact with the side wall of the fixing plate 16, so that the fixing effect can be improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. An adjustable residual current circuit breaker, characterized in that: the circuit breaker comprises a circuit breaker body (11), a screw rod (15), a supporting assembly and a mounting assembly; the top of the breaker body (11) is provided with a pair of grooves (12) which are symmetrically arranged at the bottom; a push rod (13) is connected in the groove (12) in a sliding manner; a screw cylinder (14) is fixedly connected to the side wall of the groove (12); the screw (15) penetrates through the screw cylinder (14) and the push rod (13); the screw (15) is connected with the screw cylinder (14) through threads; a supporting component is arranged on the side surface of the groove (12); the top of the supporting component is provided with a fixing plate (16); the bottom side of the fixed plate (16) is fixedly connected with a block body (17).

2. An adjustable residual current circuit breaker as claimed in claim 1, characterized in that: the support assembly comprises a vertical rod (21); the end part of the vertical rod (21) is fixedly connected to the side wall of the groove (12); the vertical rod (21) is positioned on the side surface of the screw rod (15); a connecting plate (22) is fixedly connected to one side of the fixing plate (16) close to the vertical rod (21); the vertical rod (21) penetrates through the connecting plate (22) and is connected with the connecting plate in a sliding mode.

3. An adjustable residual current circuit breaker as claimed in claim 2, characterized in that: the mounting assembly includes a slider (32); a sliding groove (31) is formed in the fixing plate (16); the sliding groove (31) is a T-shaped groove; the sliding block (32) is connected in the sliding groove (31) in a sliding manner; a through hole (33) is formed in the sliding block (32); the side wall body of the sliding chute (31) is provided with a through groove; the sliding block (32) is a T-shaped block.

4. An adjustable residual current circuit breaker as claimed in claim 3, characterized in that: the rubber sleeve (4) is fixedly connected to the side surface of the push rod (13); one side of the rubber sleeve (4) far away from the push rod (13) is fixedly connected with the breaker body (11) and the fixed plate (16); and a spring is fixedly connected between the fixed plate (16) and the side wall of the sliding chute (31).

5. An adjustable residual current circuit breaker as claimed in claim 4, characterized in that: a plate body (51) is fixedly connected to one side of the sliding block (32) far away from the sliding chute (31); a rubber pad (52) is fixedly connected to the position of the inner side wall of the groove (12) corresponding to the slide block (32); the rubber pad (52) is positioned on one side of the sliding block (32) far away from the plate body (51).

6. An adjustable residual current circuit breaker as claimed in claim 5, characterized in that: the sections of the push rod (13) and the block body (17) are both trapezoidal.