CN216749777U

CN216749777U - High-conductivity direct-current molded case circuit breaker connecting assembly

Info

Publication number: CN216749777U
Application number: CN202123457043.7U
Authority: CN
Inventors: 赵乐意; 张绿绮
Original assignee: Zhejiang Hongyuan Electric Co ltd
Current assignee: Zhejiang Hongyuan Electric Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-14
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a high-conductivity direct-current molded case circuit breaker connecting assembly, which relates to the technical field of circuit breakers and comprises a connecting shell, wherein a wiring terminal is arranged above the connecting shell, a wiring groove is formed in the side surface of the wiring terminal, a lower conducting strip is arranged at the bottom of the wiring groove, a wiring shell is arranged above the lower conducting strip, and an upper conducting strip with a cambered surface at the bottom is arranged below the wiring shell; a connecting piece is arranged between the wiring shell and the bottom surface of the wiring groove, and the wiring shell is detachably fixed. Utilize the function of dismantling that the connecting piece provided, can be under the condition that does not need supplementary instrument, form into to dismantle fixedly to the connecting wire, the convenience is better, and the efficiency of wiring is higher.

Description

High-conductivity direct-current molded case circuit breaker connecting assembly

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a high-conductivity direct-current molded case circuit breaker connecting assembly.

Background

When the existing circuit breaker connecting assembly is used for wiring, a threaded hole extending to the bottom surface of a wiring groove is formed in the surface of a lower conducting strip, when the circuit breaker connecting assembly is used for wiring, a connecting wire is placed on the surface of the lower conducting strip, a fixing screw matched with the threaded hole is screwed, and the nut portion of the fixing screw is tightly abutted against the surface of the connecting wire, so that the connecting wire is wired. However, when the connecting wire is fixed by the fixing screw, other auxiliary tools such as a screwdriver are required, and thus the convenience is relatively poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the connecting component of the high-conductivity direct-current molded case circuit breaker.

The utility model solves the technical problems through the following technical means: the connecting component of the high-conductivity direct-current molded case circuit breaker comprises a connecting shell, wherein a wiring terminal is arranged above the connecting shell, a wiring groove is formed in the side surface of the wiring terminal, a lower conducting strip is arranged at the bottom of the wiring groove, a wiring shell is arranged above the lower conducting strip, and an upper conducting strip with a cambered bottom surface is arranged below the wiring shell; the connecting piece is arranged between the wiring shell and the bottom surface of the wiring groove, and the wiring shell is detachably fixed.

Furthermore, the cambered surface of the upper conducting strip facing the lower conducting strip is provided with bulges which are uniformly distributed.

Furthermore, the side wall of the wiring groove is provided with an insulating shell in a sliding mode, the insulating shell is in contact with the wiring shell, and the bottom of the insulating shell is detachably connected with the ground of the wiring groove through a connecting piece.

Furthermore, the insulating shell is in a U shape with an opening facing the lower conducting strip, and the insulating shell is covered and arranged outside the wiring shell.

Further, the connecting piece is including being fixed in the connecting pipe of terminal groove bottom, insulating casing's bottom mounting has elasticity, and elastic bottom both sides all are provided with the joint post, and the joint hole has been seted up for the surface of joint post to the connecting pipe, joint post and joint hole looks adaptation.

Furthermore, be located the quantity in the joint hole of connecting pipe side surface sets up to a plurality ofly, makes a plurality of joint holes be the equidistance and distributes.

Further, the elasticity is the shape of falling V, is made by insulating plastic sheet. The utility model has the beneficial effects that:

according to the utility model, the connecting wire can be detachably fixed by utilizing the detachable function provided by the connecting piece without an auxiliary tool, so that the convenience is better, the wiring efficiency is higher, and the connecting wire cannot deform due to the fact that the bottom end of the upper conducting strip is an arc surface.

Drawings

Fig. 1 is a front view schematic diagram of a circuit breaker connection assembly of the present invention;

FIG. 2 is a schematic top view of a conventional wiring connection method of the present invention;

FIG. 3 is a cross-sectional structural schematic view of the wiring housing of the present invention;

FIG. 4 is a cross-sectional structural view of the connection assembly of the present invention;

fig. 5 is an enlarged view of the structure at a in fig. 3 according to the present invention.

In the figure: 11. connecting the shell; 12. a wiring terminal; 13. a wiring slot; 14. a lower conductive sheet; 15. fixing screws; 21. a connecting wire; 30. a connecting member; 31. elasticity; 32. a connecting pipe; 33. a clamping column; 34. a clamping hole; 41. a wiring housing; 42. an upper conducting strip; 50. a limiting component; 51. a slide bar; 52. a fixed tube; 61. an insulating housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1 to 5, the high-conductivity direct current molded case circuit breaker connection assembly of the present embodiment includes a connection housing 11, a connection terminal 12 is disposed above the connection housing 11, a connection slot 13 is disposed on a side surface of the connection terminal 12, and a lower conductive piece 14 is disposed at a bottom of the connection slot 13; a wiring shell 41 is arranged above the lower conducting strip 14, and an upper conducting strip 42 with a cambered bottom surface is arranged below the wiring shell 41; the connecting piece 30 is arranged between the wiring shell 41 and the bottom surface of the wiring groove 13, and detachably fixes the wiring shell 41.

Referring to fig. 2, in the conventional circuit breaker connecting assembly, when connecting, a threaded hole extending to the bottom surface of the wiring groove 13 is formed in the surface of the lower conductive plate 14, and when connecting, the connecting wire 21 is placed on the surface of the lower conductive plate 14, the fixing screw 15 matched with the threaded hole is screwed, and the nut portion of the fixing screw 15 abuts against the surface of the connecting wire 21, so that the connecting wire 21 is fixed, and the wiring is completed. However, the bottom surface of the end of the fixing screw 15 is a plane, and the surface of the connecting wire 21 is an arc surface, so that the contact is insufficient, and the electrifying efficiency at the connecting wire is affected; meanwhile, the connecting wire 21 is irreversibly deformed due to large stress, so that the connecting wire is inconvenient to be used in other occasions; further, when the connection cord 21 is fixed by the fixing screw 15, other auxiliary tools such as a screwdriver are required, and thus convenience is relatively poor.

In this scheme, when fixed, extend connecting wire 21 to conducting strip 14 top down to connecting wire 21, remove wiring casing 41, after last conducting strip 42 and connecting wire 21 fully contact, utilize connecting piece 30 to form the detachability to wiring casing 41 fixed, at this moment, the wiring of connecting wire 21 is accomplished. The bottom surface of the upper conducting strip 42 is set to be the cambered surface matched with the connecting line 21, so that the connecting line 21 is fixed conveniently, the contact area is increased, and the conducting efficiency is increased;

meanwhile, the detachable function provided by the connecting piece 30 can be used for detachably fixing the connecting wire 21 without an auxiliary tool, so that the convenience is better, the wiring efficiency is higher, and the connecting wire 21 cannot deform due to the fact that the bottom end of the upper conducting strip 42 is an arc surface.

Referring to fig. 3, the upper conductive sheet 42 has protrusions facing the arc surface of the lower conductive sheet 14, and the protrusions are uniformly distributed; during the use, through set up the arch on the cambered surface for increase the frictional force between cambered surface and the connecting wire 21, receive the extrusion when connecting wire 21, be difficult to drop.

Referring to fig. 3, the side wall of the wiring slot 13 is slidably provided with an insulating housing 61, the insulating housing 61 is in contact with the wiring housing 41, and the bottom of the insulating housing 61 is detachably connected with the ground of the wiring slot 13 through the connecting member 30.

Referring to fig. 3, wherein the insulating housing 61 is U-shaped with its opening facing the lower conductive sheet 14, the insulating housing 61 is disposed outside the wiring housing 41; when the position of the insulating shell 61 needs to be fixed, the insulating shell 61 is slid along the surface of the wiring slot 13, and the connecting piece 30 is used for forming detachable connection between the insulating shell 61 and the bottom of the wiring slot 13, so that the insulating shell 61 and the wiring shell 41 are fixed.

Referring to fig. 3 and 4, the connecting member 30 includes a connecting pipe 32 fixed at the bottom of the wiring slot 13, the bottom end of the insulating casing 61 is fixed with an elasticity 31, the bottom ends of the elasticity 31 are both provided with a clamping column 33, a clamping hole 34 is opened on the surface of the connecting pipe 32 relative to the clamping column 33, and the clamping column 33 is matched with the clamping hole 34.

Preferably, the number of the clamping holes 34 on one side surface of the connecting pipe 32 is set to be multiple, for example, 3, so that the clamping holes 34 are distributed at equal intervals; wherein, the elastic 31 is in an inverted V shape and can be made of an insulating plastic sheet; during the use, utilize joint post 33 and joint hole 34 looks block, then can form fixedly to insulating casing 61, further, when joint hole 34 is a plurality of, then can be fixed insulating casing 61 on the position of difference, and then, the degree that wiring casing 41 was fastened is then inequality.

Referring to fig. 3 and 5, a limiting component 50 is arranged between the wiring housing 41 and the bottom of the wiring groove 13 to limit the wiring housing 41; specifically, referring to fig. 5, the limiting assembly 50 includes a fixing tube 52 fixedly disposed at the bottom of the wiring slot 13, a sliding rod 51 is fixed at the bottom end of the wiring housing 41, and the bottom end of the sliding rod 51 extends into the fixing tube 52. In use, the limiting assembly 50 is provided, and the sliding rod 51 slides along the inside of the fixed pipe 52, so as to limit the wire housing 41.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. High conductivity direct current moulded case circuit breaker coupling assembling, including connecting casing (11), connecting casing (11) top and being provided with binding post (12), wiring groove (13) have been seted up to the side surface of binding post (12), and the bottom of wiring groove (13) is provided with down conducting strip (14), its characterized in that: a wiring shell (41) is arranged above the lower conducting strip (14), and an upper conducting strip (42) with a cambered surface at the bottom is arranged below the wiring shell (41); a connecting piece (30) is arranged between the wiring shell (41) and the bottom surface of the wiring groove (13), and the wiring shell (41) is detachably fixed.

2. The high-conductivity direct-current molded case circuit breaker connection assembly of claim 1, wherein: the upper conducting strip (42) is provided with bulges facing the cambered surface of the lower conducting strip (14), and the bulges are uniformly distributed.

3. The high-conductivity direct-current molded case circuit breaker connection assembly of claim 1, wherein: the lateral wall of wiring groove (13) slides and is provided with insulating housing (61), and insulating housing (61) contact with wiring casing (41), the bottom of insulating housing (61) with through forming detachable the connection between connecting piece (30) and wiring groove (13) ground.

4. The high-conductivity direct-current molded case circuit breaker connection assembly of claim 3, wherein: the insulating shell (61) is U-shaped with an opening facing the lower conducting strip (14), and the insulating shell (61) is covered and arranged outside the wiring shell (41).

5. The high-conductivity direct-current molded case circuit breaker connection assembly of claim 3, wherein: connecting piece (30) are including being fixed in connecting pipe (32) of wiring groove (13) bottom, the bottom mounting of insulating casing (61) has elasticity (31), and the bottom both sides of elasticity (31) all are provided with joint post (33), and joint hole (34), joint post (33) and joint hole (34) looks adaptation have been seted up for the surface of joint post (33) in connecting pipe (32).

6. The high-conductivity direct-current molded case circuit breaker connection assembly of claim 5, wherein: the number of the clamping holes (34) on one side surface of the connecting pipe (32) is set to be a plurality, so that the clamping holes (34) are distributed at equal intervals.

7. The high-conductivity direct-current molded case circuit breaker connection assembly of claim 5, wherein: the elastic piece (31) is in an inverted V shape and is made of an insulating plastic sheet.