CN211788854U - Overload circuit breaker for electricity utilization - Google Patents

Overload circuit breaker for electricity utilization Download PDF

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Publication number
CN211788854U
CN211788854U CN202020611410.0U CN202020611410U CN211788854U CN 211788854 U CN211788854 U CN 211788854U CN 202020611410 U CN202020611410 U CN 202020611410U CN 211788854 U CN211788854 U CN 211788854U
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slide
circuit breaker
insulating shell
fixed
contact
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CN202020611410.0U
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Chinese (zh)
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蔡行林
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Huahui Intelligent Technology Co ltd
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Huahui Intelligent Technology Co ltd
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Abstract

The utility model belongs to the technical field of the circuit breaker, especially, be an electricity utilization overload circuit breaker, including first fixed plate, the top of first fixed plate is provided with first slide, the inside of first slide is provided with first saddle, the bottom of first saddle is provided with the insulating casing, one side of insulating casing is provided with the connecting plate, the inside of connecting plate is provided with the mounting hole. Through first slide and second slide and first fixed plate fixed mounting and first slider and second slider and insulating casing fixed mounting, can make insulating casing install fast on first fixed plate, make things convenient for electrician's maintainer to change the circuit breaker of damage, conveniently fix the circuit breaker through setting up of connecting plate and mounting hole, guarantee that the circuit breaker during operation can not produce and slide and cause harmful effects, guarantee through first spring and second fixed plate that the connector can not kick-back to original position when the disconnection and make the contact.

Description

Overload circuit breaker for electricity utilization
Technical Field
The utility model belongs to the technical field of the circuit breaker, concretely relates to power consumption overload circuit breaker.
Background
The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3KV are generally called high-voltage electrical appliances. The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like. Furthermore, it is generally not necessary to change the zero portion after breaking the fault current.
However, when the circuit breaker is used, the external power line is directly installed on the wiring component, so that the installation is difficult or irregular due to the fact that the external power line and the wiring component are in butt joint with each other, and the installation effect of the circuit breaker is affected.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a power consumption overload circuit breaker has solved the problem of circuit breaker installation difficulty.
In order to achieve the above object, the utility model provides a following technical scheme: an electricity overload circuit breaker comprises a first fixing plate, wherein a first slide way is arranged at the top of the first fixing plate, a first slide piece is arranged inside the first slide way, an insulating shell is arranged at the bottom of the first slide piece, a connecting plate is arranged on one side of the insulating shell, a mounting hole is formed inside the connecting plate, a second slide piece is arranged at the bottom of the insulating shell, a second slide way is arranged outside the second slide piece, an adjusting hole is formed in the top of the insulating shell, a second spring is arranged on one side of the adjusting hole, one end of the second spring is connected with a handle, a moving part is arranged inside the handle, a limiting groove is formed outside the moving part, a moving shaft is arranged inside the insulating shell, a connecting body is arranged outside the moving shaft, a first moving contact is arranged at one end of the connecting body, and a second moving contact is arranged at the other end of the connecting body, the top of the connector is provided with a first spring, one end of the first spring is connected with a second fixing plate, the bottom of the first moving contact is provided with a first fixed contact, and the top of the second moving contact is provided with a second fixed contact.
Preferably, the number of the second slide ways and the second slide pieces is three, and the second slide ways and the second slide pieces are matched and sequentially arranged on the first fixing plate and the insulating shell.
Preferably, the number of the connecting plates is two, and the two connecting plates are symmetrical to each other about the center line of the insulating shell.
Preferably, the movable member is fixedly mounted with the handle, and the limiting groove is matched with the movable member.
Preferably, the movable shaft penetrates through the inside of the connecting body and is arranged at the intersection point of two central lines of the connecting body.
Preferably, the first fixed contact is fixed at the bottom of one side of the insulating shell, and the second fixed contact is fixed at the top of the other side of the insulating shell.
Compared with the prior art, the beneficial effects of the utility model are that:
through first slide and second slide and first fixed plate fixed mounting and first slider and second slider and insulating casing fixed mounting, can make insulating casing install fast on first fixed plate, make things convenient for electrician's maintainer to change the circuit breaker of damage, conveniently fix the circuit breaker through setting up of connecting plate and mounting hole, guarantee that the circuit breaker during operation can not produce and slide and cause harmful effects, guarantee through first spring and second fixed plate that the connector can not kick-back to original position when the disconnection and make the contact.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a complete structural schematic diagram of the present invention;
FIG. 2 is a schematic view of the top view of the present invention;
FIG. 3 is a front view structure diagram of the present invention;
fig. 4 is a cross-sectional view structural diagram of the present invention.
In the figure: 1 a first fixing plate; 2, mounting holes; 3, connecting a plate; 4 a first slideway; 5 adjusting holes; 6 an insulating shell; 7 a second slide; 8 a second slideway; 9 a first fixed contact; 10 a second static contact; 11 define a slot; 12 a movable member; 13 a first slide; 14 a handle; 15 a linker; 16 a second fixing plate; 17 a movable shaft; 18 a first movable contact; 19 a second movable contact; 20 a first spring; 21 second spring.
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 the following technical solutions: an electricity overload circuit breaker comprises a first fixing plate 1, a first slide 4 is arranged at the top of the first fixing plate 1, a first slide 13 is arranged inside the first slide 4, an insulating shell 6 is arranged at the bottom of the first slide 13, a connecting plate 3 is arranged at one side of the insulating shell 6, a mounting hole 2 is arranged inside the connecting plate 3, a second slide 7 is arranged at the bottom of the insulating shell 6, a second slide 8 is arranged outside the second slide 7, an adjusting hole 5 is arranged at the top of the insulating shell 6, a second spring 21 is arranged at one side of the adjusting hole 5, one end of the second spring 21 is connected with a handle 14, a moving part 12 is arranged inside the handle 14, a limiting groove 11 is arranged outside the moving part 12, a moving shaft 17 is arranged inside the insulating shell 6, a connecting body 15 is arranged outside the moving shaft 17, a first moving contact 18 is arranged at one end of the connecting body 15, the other end of the connecting body 15 is provided with a second moving contact 19, the top of the connecting body 15 is provided with a first spring 20, one end of the first spring 20 is connected with a second fixing plate 16, the bottom of the first moving contact 18 is provided with a first fixed contact 9, and the top of the second moving contact 19 is provided with a second fixed contact 10.
In this embodiment, through first slide 4 and second slide 8 and 1 fixed mounting of first fixed plate and first slide 13 and second slide 7 and insulating casing 6 fixed mounting, can make insulating casing 6 install fast on first fixed plate 1, make things convenient for electrician's maintainer to change the circuit breaker of damage, set up through connecting plate 3 and mounting hole 2 and conveniently fix the circuit breaker, guarantee that the circuit breaker during operation can not produce and slide and cause harmful effects, guarantee through first spring 20 and second fixed plate 16 that connector 15 can not kick-back to original position when the disconnection and make the contact.
Specifically, the number of the second slide ways 8 and the second slide pieces 7 is three, the second slide ways 8 and the second slide pieces 7 are matched and arranged on the first fixing plate 1 and the insulating shell 6 in sequence, and the insulating shell 6 can be quickly installed on the first fixing plate 1 through the fixed installation of the first slide ways 4 and the second slide ways 8 and the first fixing plate 1 and the fixed installation of the first slide pieces 13 and the second slide pieces 7 and the insulating shell 6, so that an electrician can conveniently replace the damaged circuit breaker.
Specifically, the quantity of connecting plate 3 is two, and two connecting plates 3 are about 6 central lines of insulating casing mutual symmetries, conveniently fixes the circuit breaker through setting up of connecting plate 3 and mounting hole 2, guarantees that the circuit breaker during operation can not produce and slide and cause harmful effects.
Specifically, the movable member 12 and the handle 14 are fixedly installed, the limiting groove 11 is matched with the movable member 12, and the connecting body is rebounded to the original position through the handle 12 when the connecting body is disconnected so that the contact is contacted and communicated.
Specifically, the movable shaft 17 penetrates through the inside of the connector 15 and is arranged at an intersection of two center lines of the connector 15, the connector 15 is ensured to rotate inside the insulating housing 6 through the movable shaft 17, and it is ensured that the first fixed contact 9 is in contact with the first movable contact 18 and the second fixed contact 10 is in contact with the second movable contact 19.
Specifically, the first static contact 9 is fixed at the bottom of one side of the insulating housing 6, the second static contact 10 is fixed at the top of the other side of the insulating housing 6, and is connected with an external power supply through the first static contact 9 and the second static contact 10, and meanwhile, the safety is ensured through the arrangement of different positions of the first static contact 9 and the second static contact 10.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, when using, through first slide 4 and second slide 8 and 1 fixed mounting of first fixed plate and first saddle 13 and second saddle 7 and 6 fixed mounting of insulating casing, can make insulating casing 6 install fast on first fixed plate 1, it is convenient to fix the circuit breaker through setting up of connecting plate 3 and mounting hole 2, guarantee that the circuit breaker during operation can not produce and slide and cause harmful effects, the connector when making the disconnection through handle 12 rebounds original position and makes the contact, communicate it, guarantee through loose axle 17 that connector 15 rotates in 6 inside insulating casings, guarantee that first static contact 9 contacts with first moving contact 18, second static contact 10 contacts with second moving contact 19.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a power consumption overload circuit breaker, includes first fixed plate (1), the top of first fixed plate (1) is provided with first slide (4), its characterized in that: the inner part of the first slide way (4) is provided with a first slide piece (13), the bottom of the first slide piece (13) is provided with an insulating shell (6), one side of the insulating shell (6) is provided with a connecting plate (3), the inner part of the connecting plate (3) is provided with a mounting hole (2), the bottom of the insulating shell (6) is provided with a second slide piece (7), the outer part of the second slide piece (7) is provided with a second slide way (8), the top of the insulating shell (6) is provided with an adjusting hole (5), one side of the adjusting hole (5) is provided with a second spring (21), one end of the second spring (21) is connected with a handle (14), the inner part of the handle (14) is provided with a moving part (12), the outer part of the moving part (12) is provided with a limiting groove (11), the inner part of the insulating shell (6) is provided with a movable shaft (, the outer portion of loose axle (17) is provided with connector (15), the one end of connector (15) is provided with first moving contact (18), the other end of connector (15) is provided with second moving contact (19), the top of connector (15) is provided with first spring (20), the one end of first spring (20) is connected with second fixed plate (16), the bottom of first moving contact (18) is provided with first static contact (9), the top of second moving contact (19) is provided with second static contact (10).
2. The circuit breaker according to claim 1, wherein: the number of the second slide ways (8) and the second slide pieces (7) is three, and the second slide ways (8) and the second slide pieces (7) are matched and arranged on the first fixing plate (1) and the insulating shell (6) in sequence.
3. The circuit breaker according to claim 1, wherein: the number of the connecting plates (3) is two, and the two connecting plates (3) are mutually symmetrical about the center line of the insulating shell (6).
4. The circuit breaker according to claim 1, wherein: the movable piece (12) is fixedly arranged with the handle (14), and the limiting groove (11) is matched with the movable piece (12).
5. The circuit breaker according to claim 1, wherein: the movable shaft (17) penetrates through the inside of the connecting body (15) and is arranged at the intersection of two central lines of the connecting body (15).
6. The circuit breaker according to claim 1, wherein: the first static contact (9) is fixed at the bottom of one side of the insulating shell (6), and the second static contact (10) is fixed at the top of the other side of the insulating shell (6).
CN202020611410.0U 2020-04-22 2020-04-22 Overload circuit breaker for electricity utilization Active CN211788854U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020611410.0U CN211788854U (en) 2020-04-22 2020-04-22 Overload circuit breaker for electricity utilization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020611410.0U CN211788854U (en) 2020-04-22 2020-04-22 Overload circuit breaker for electricity utilization

Publications (1)

Publication Number Publication Date
CN211788854U true CN211788854U (en) 2020-10-27

Family

ID=72958686

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020611410.0U Active CN211788854U (en) 2020-04-22 2020-04-22 Overload circuit breaker for electricity utilization

Country Status (1)

Country Link
CN (1) CN211788854U (en)

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