CN211858542U

CN211858542U - Terminal cover for circuit breaker

Info

Publication number: CN211858542U
Application number: CN202020653593.2U
Authority: CN
Inventors: 陆祥贵
Original assignee: Yangzhou Xiangyuan Electrical Equipment Co ltd
Current assignee: Yangzhou Xiangyuan Electrical Equipment Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-11-03
Anticipated expiration: 2030-04-26

Abstract

The utility model belongs to the technical field of the terminal protection, specifically be a terminal cover for circuit breaker, including the cover body and housing, the outer wall connection of the cover body has the housing, first breach has all been seted up to the both sides wall of housing, the terminal surface both sides of the cover body correspond second breach has all been seted up to first breach department, first breach and second breach pass through the locating part and connect. The utility model discloses a housing utilizes first connecting rod and second connecting rod to drive two sets of locating parts respectively and the cover body carries out spacing connection to make easy dismounting swift, can realize that the dismouting can be realized to the one-hand operation, thereby has promoted the efficiency of maintenance, has also avoided the condition that the bolt slick silk appears damaging in the past simultaneously.

Description

Terminal cover for circuit breaker

Technical Field

The utility model relates to a terminal protection technical field specifically is a terminal cover for circuit breaker.

Background

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, no parts need to be changed after breaking the fault current. At present, it has been widely used.

The in-process of current circuit breaker at the installation need use the housing to protect, and current housing and lid are fastened through the bolt, and the dismouting is troublesome when overhauing, and the bolt is smooth silk easily to the condition of damage appears easily, influences maintenance efficiency, and the radiating effect is not good moreover. For this reason, new technical solutions need to be designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a terminal cover for circuit breaker has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a terminal cover for a circuit breaker comprises a cover body and a cover shell, wherein the outer wall of the cover body is connected with the cover shell, first notches are formed in two side walls of the cover shell, second notches are formed in two sides of the end surface of the cover body, corresponding to the first notches, and the first notches and the second notches are connected through a limiting piece;

the two side walls of the housing are respectively inserted with a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod penetrate through the housing and are respectively fixedly connected with the two limiting parts, the outer walls of the first connecting rod and the second connecting rod are respectively fixedly welded with a first fixing plate and a second fixing plate, the outer walls of the first connecting rod and the second connecting rod are respectively sleeved with a first limiting ring and a second limiting ring, the first limiting ring and the second limiting ring are respectively fixedly connected with the inner wall of the housing, the first fixing plate and the first limiting ring are respectively fixedly connected with the two ends of a first spring, and the first spring is sleeved on the outer wall of the first connecting rod, and the second fixing plate and the second limiting ring are respectively fixedly connected with the two ends of a second spring, and the second spring is sleeved on the outer wall of the second connecting rod.

As a preferred embodiment of the utility model, the inserted bar has all been welded to the terminal surface both sides of housing, cover body end face corresponds the slot has been seted up to the inserted bar position, it has the slider to peg graft in the inner chamber of slot, the slider inner wall is connected bottom through third spring and slot inner chamber.

As a preferred embodiment of the present invention, the outer wall of the first connecting rod and the outer wall of the second connecting rod have through holes.

As a preferred embodiment of the present invention, the first and second connecting rods are metal pipes and the metal pipe passages communicate with the through holes.

As a preferred embodiment of the present invention, the position limiting member is an i-shaped block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a housing utilizes first connecting rod and second connecting rod to drive two sets of locating parts respectively and the cover body carries out spacing connection to make easy dismounting swift, can realize that the dismouting can be realized to the one-hand operation, thereby has promoted the efficiency of maintenance, has also avoided the condition that the bolt slick silk appears damaging in the past simultaneously.

2. The utility model discloses a connecting rod is the tubular metal resonator, and the through-hole that the tubular metal resonator outer wall was seted up can derive the heat, and the heat conductivity of metal is good to effectual radiating effect that has promoted.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of an overall structure of a terminal cover for a circuit breaker according to the present invention;

fig. 2 is a schematic view of an internal structure of a housing of a terminal cover for a circuit breaker according to the present invention;

fig. 3 is a schematic diagram of a sectional structure of a cover for a terminal cover of a circuit breaker.

In the figure: 1. a cover body; 2. a housing; 3. a connecting rod; 4. a limiting member; 5. a first notch; 6. a second notch; 7. a second link; 8. a first limit ring; 9. a first spring; 10. a first fixing plate; 11. a second stop collar; 12. a second fixing plate; 13. a second spring; 14. inserting a rod; 15. a slot; 16. a third spring; 17. a slider; 18. and a through hole.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 being 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 description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. To the ordinary technical personnel in this field, can understand the specific meaning in the utility model of above-mentioned term with the concrete condition, the utility model provides an electrical apparatus's model is the reference only, can be through changing different models electrical apparatus that the function is the same according to the actual use condition.

Referring to fig. 1-3, the present invention provides a technical solution: a terminal cover for a circuit breaker comprises a cover body 1 and a cover shell 2, wherein the outer wall of the cover body 1 is connected with the cover shell 2, two side walls of the cover shell 2 are respectively provided with a first gap 5, two sides of the end surface of the cover body 1 corresponding to the first gaps 5 are respectively provided with a second gap 6, and the first gaps 5 and the second gaps 6 are connected through a limiting part 4;

a first connecting rod 3 and a second connecting rod 7 are respectively inserted into two side walls of the housing 2, the first connecting rod 3 and the second connecting rod 7 both penetrate through the housing 2 and are respectively fixedly connected with the two sets of limiting members 4, the outer walls of the first connecting rod 3 and the second connecting rod 7 are respectively fixedly welded with a first fixing plate 10 and a second fixing plate 12, the outer walls of the first connecting rod 3 and the second connecting rod 7 are respectively sleeved with a first limiting ring 8 and a second limiting ring 11, the first limiting ring 8 and the second limiting ring 11 are respectively fixedly connected with the inner wall of the housing 2, the first fixing plate 10 and the first limiting ring 8 are respectively fixedly connected with two ends of a first spring 9, the first spring 9 is sleeved on the outer wall of the first connecting rod 3, the second fixing plate 12 and the second limiting ring 11 are respectively fixedly connected with two ends of a second spring 13, and the second spring 13 is sleeved on the outer wall of the second connecting rod 7, as shown in fig. 1 in the embodiment, specifically, the limiting part 4 can be driven to limit the cover body 1 and the cover shell 2 through the first connecting rod 3 and the second connecting rod 7, so that the disassembly and the assembly are convenient and fast.

In this embodiment, referring to fig. 2 and 3, the insertion rods 14 are welded on both sides of the end surface of the housing 2, a slot 15 is formed in the end surface of the housing 1 corresponding to the insertion rod 14, a sliding block 17 is inserted into an inner cavity of the slot 15, an inner wall of the sliding block 17 is connected to the bottom of the inner cavity of the slot 15 through a third spring 16, and specifically, the insertion rod 14 is inserted into the slot 15 for limiting, so that the connection stability is high.

In this embodiment, referring to fig. 2, through holes 18 are formed in outer walls of the first connecting rod 3 and the second connecting rod 7, and in particular, the through holes 18 can guide heat out.

Referring to fig. 2 in this embodiment, the first connecting rod 3 and the second connecting rod 7 are both metal tubes, and the metal tube passages are communicated with the through holes 18.

In the embodiment, referring to fig. 1, the limiting member 4 is an i-shaped block.

It should be noted that, the utility model relates to a part that terminal cover for circuit breaker includes is the parts that general standard component or technical staff in the field know, its structure and principle all are this technical staff can learn through the technical manual or learn through conventional experimental method, in this device idle department, with all electrical parts in the aforesaid, its control computer and the power that points out power component, electrical part and adaptation are connected through the wire, concrete connection means, should refer to in the following theory of operation, successively work order accomplishes electric connection between each electrical part, its detailed connection means, for the well-known technique in the field, the following theory of operation and process of mainly introducing, do not explaining electrical control, when a terminal cover for circuit breaker uses, when needs dismantle, press first connecting rod 3 and second connecting rod 7 simultaneously through two fingers and make first fixed plate 10 and second fixed plate 12 compress first spring 9 and the first spring 9 and second fixed plate 12 respectively Two springs 13, thereby being capable of pushing the limiting part 4 to be separated from the first gap 5 and the second gap 6, then a third spring 16 can drive a sliding block 17 to push an inserted rod 14, thereby separating the housing, thereby realizing disassembly, when the device needs to be assembled, reverse operation is carried out, after the inserted rod 14 is inserted, the housing 2 is enabled to be tightly attached to the housing 1, then a first connecting rod 3 and a second connecting rod 7 are loosened, thereby the limiting part 4 can be reset by the acting force of the first spring 9 and the second spring 13, the limiting part enters the first gap 5 and the second gap 6, thereby the limiting is stable, thereby the disassembly and the assembly are convenient and rapid, simultaneously, in the using process, a terminal can generate heat, the terminal is a metal tube through the first connecting rod 3 and the second connecting rod 7, thereby the heat conductivity is good, then the heat enters the through hole 18 and then the heat is exhausted through the openings at the two ends of the metal tube, convenient operation and strong practicability.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A terminal cover for a circuit breaker, comprising a cover body (1) and a cover case (2), characterized in that: the outer wall of the cover body (1) is connected with a cover shell (2), two side walls of the cover shell (2) are respectively provided with a first gap (5), two sides of the end surface of the cover body (1) corresponding to the first gaps (5) are respectively provided with a second gap (6), and the first gaps (5) and the second gaps (6) are connected through a limiting piece (4);

the two side walls of the housing (2) are respectively spliced with a first connecting rod (3) and a second connecting rod (7), the first connecting rod (3) and the second connecting rod (7) penetrate through the housing (2) and are respectively fixedly connected with the two limiting parts (4), the outer walls of the first connecting rod (3) and the second connecting rod (7) are respectively fixedly welded with a first fixing plate (10) and a second fixing plate (12), the outer walls of the first connecting rod (3) and the second connecting rod (7) are respectively sleeved with a first limiting ring (8) and a second limiting ring (11), the first limiting ring (8) and the second limiting ring (11) are respectively fixedly connected with the inner wall of the housing (2), the first fixing plate (10) and the first limiting ring (8) are respectively fixedly connected with the two ends of a first spring (9), the first spring (9) is sleeved on the outer wall of the first connecting rod (3), and the second fixing plate (12) and the second limiting ring (11) are respectively fixedly connected with the two ends of a second spring (13) and are sleeved on the outer wall of the first spring (9) The second spring (13) is sleeved on the outer wall of the second connecting rod (7).

2. A terminal cover for a circuit breaker according to claim 1, wherein: the end face of the cover body (1) corresponds to the position of the inserted rod (14) and is provided with a slot (15), an inner cavity of the slot (15) is spliced with a sliding block (17), and the inner wall of the sliding block (17) is connected with the bottom of the inner cavity of the slot (15) through a third spring (16).

3. A terminal cover for a circuit breaker according to claim 1, wherein: through holes (18) are formed in the outer walls of the first connecting rod (3) and the second connecting rod (7).

4. A terminal cover for a circuit breaker according to claim 3, wherein: the first connecting rod (3) and the second connecting rod (7) are both metal tubes, and the metal tube channels are communicated with the through holes (18).

5. A terminal cover for a circuit breaker according to claim 1, wherein: the limiting piece (4) is an I-shaped block.