CN216212378U

CN216212378U - Bus bar

Info

Publication number: CN216212378U
Application number: CN202122437752.2U
Authority: CN
Inventors: 黄云泽; 周昱; 周国清; 王远
Original assignee: Yingkaibo Ningbo New Energy Vehicle Technology Co ltd
Current assignee: Yingkaibo Ningbo New Energy Vehicle Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-05
Anticipated expiration: 2031-10-09

Abstract

The utility model relates to the technical field of an electric connection module, and discloses a bus bar, which solves the problems that in the prior art, the thickness of an insulating layer is thin and the insulating requirement is not met due to the deviation of a bus sheet, and comprises: the insulating layer is provided with a cavity, the insulating layer is provided with a top surface and a bottom surface, a first positioning piece is arranged on the top surface, a second positioning piece is arranged on the bottom surface, positioning holes are formed in the first positioning piece and the second positioning piece, and the positioning holes are communicated with the cavity; the bus bar sheet is arranged in the cavity; through the setting of locating hole, the position of converging the piece can be restricted to last mould and the lower mould of injection molding machine, avoids the piece that converges to take place the skew, can guarantee the thickness of insulating layer, ensures that the busbar satisfies the insulation requirement to first reference column and second reference column can prevent that the operator from contacting the piece that converges when the installation busbar, can avoid the electric shock.

Description

Bus bar

Technical Field

The utility model relates to the technical field of electric connection modules, in particular to a bus bar.

Background

The bus bar is a power module electric connecting part with a multilayer laminated structure, can be connected with the power distribution parts of a plurality of circuits, and has the characteristics of repeatable electric appliance performance, low inductive reactance, interference resistance, good reliability, space saving, simplicity and quickness in assembly and the like.

The bus bar comprises busbar and insulating layer, and the structural style is that both combine the stack dress in proper order, rivet and encapsulation form, and at present, the insulating layer is for moulding plastics and make, and at the in-process of moulding plastics of insulating layer, the busbar can take place the skew, leads to the thickness of insulating layer thin, does not satisfy the insulation requirement.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above problems, and an object of the present invention is to provide a bus bar which can ensure the thickness of an insulating layer, satisfy the insulating requirements, and prevent electric shock.

To achieve the above object, the present invention provides a bus bar including:

the insulating layer is internally provided with a cavity, the insulating layer is provided with a top surface and a bottom surface, the top surface is provided with a first positioning piece, the bottom surface is provided with a second positioning piece, the first positioning piece and the second positioning piece are both provided with positioning holes, and the positioning holes are communicated with the cavity;

a bus bar disposed in the cavity.

According to the bus bar, the first positioning piece is set as a first positioning column, the second positioning piece is set as a second positioning column, and the central axis of the first positioning column and the central axis of the second positioning column are located on the same straight line.

According to the bus bar, the two ends of the bus piece are provided with the mounting holes, the two ends of the insulating layer are provided with the communication ports, and the mounting holes are formed in the communication ports.

According to the bus bar, the insulating layer is provided with a groove, the groove is internally provided with a positioning plate, and the positioning plate is U-shaped.

According to the bus bar, the insulating layer comprises a bending part, and a buckle is arranged on the bending part.

According to the bus bar, the number of the buckles is two, and the two buckles are respectively connected with two sides of the bending part.

According to the bus bar, still be equipped with the stopper on the kink, the stopper is cross, just the stopper is located two between the buckle.

According to the bus bar, the insulating layer is made of plastic.

The utility model has the following beneficial effects:

the insulating layer is provided with a top surface and a bottom surface, a first positioning column is arranged on the top surface, a second positioning column is arranged on the bottom surface, positioning holes are formed in the first positioning column and the second positioning column, the upper die and the lower die of the injection molding machine can limit the position of the bus sheet through the arrangement of the positioning holes, the bus sheet is prevented from being deviated, the thickness of the insulating layer can be ensured, the insulating requirement is further met, and the first positioning column and the second positioning column can prevent an operator from contacting the bus sheet when installing the bus bar and can prevent electric shock; the both sides of the kink of insulating layer all are equipped with a buckle, the installation of the busbar of being convenient for to can guarantee the stability of busbar installation.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the insulating layer of the present invention;

FIG. 3 is a schematic view of the bus bar of the present invention;

in the figure: 100. an insulating layer; 110. a top surface; 120. a bottom surface; 130. a communication port; 140. positioning a plate; 150. a bending section; 151. buckling; 152. a limiting block; 200. a confluence sheet; 210. mounting holes; 300. a first positioning member; 310. a first positioning post; 311. positioning holes; 400. a second positioning member; 410. and a second positioning column.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, a bus bar for conducting two electricity storage devices includes an insulating layer 100 and a bus bar sheet 200, where the insulating layer 100 is made by injection molding, and during the injection molding, the bus bar is first mounted on a fixed mold or a movable mold of an injection molding machine, and then an insulating material is injected into a mold cavity to coat the surface of the bus bar sheet 200, so as to form the bus bar.

A cavity is arranged in the insulating layer 100, the insulating layer 100 is provided with a top surface 110 and a bottom surface 120, a first positioning piece 300 is arranged on the top surface 110, a second positioning piece 400 is arranged on the bottom surface 120, positioning holes 311 are respectively arranged on the first positioning piece 300 and the second positioning piece 400, and the positioning holes 311 are communicated with the cavity; the bus bar 200 is arranged in the cavity, and the bus bar 200 has electric conduction capability; when moulding plastics, the locating hole 311 can be passed to the cover half and the movable mould of injection molding machine to with the piece 200 butt of converging, restriction piece 200's position of converging avoids the piece 200 of converging to take place the skew, can guarantee the thickness of insulating layer 100, and then satisfies the insulation requirement, and first setting element 300 and second setting element 400 can prevent that the operator from contacting the piece 200 of converging when the installation busbar, can avoid electrocuteeing.

The first positioning piece 300 is set as a first positioning column 310, the second positioning piece 400 is set as a second positioning column 410, the central axis of the first positioning column 310 and the central axis of the second positioning column 410 are positioned on the same straight line, the same position of the confluence piece 200 is limited, the confluence piece 200 can be prevented from being bent, and the thickness of the insulating layer 100 is ensured; in order to meet the requirement of the draft angle, the draft angle is arranged on the insulating layer 100, when the heights of the first positioning column 310 and the second positioning column 410 are 5-10mm, the draft angle is 2 °, when the heights of the first positioning column 310 and the second positioning column 410 are 10-30mm, the draft angle is 1 °, and when the heights of the first positioning column 310 and the second positioning column 410 are 30-50mm, the draft angle is 0.5 °.

In the present embodiment, in order to avoid the operator from contacting the bus bar 200 when mounting the bus bar, the outer diameters of the first mounting post and the second mounting post are generally set to 8mm, and the diameter of the mounting hole 210 is set to 5 mm; in addition, the mounting hole 210 needs to be a through hole, otherwise, the mounting hole cannot be abutted against the manifold block 200, and the position of the manifold block 200 cannot be limited.

The bus bar piece 200 has mounting holes 210 at both ends thereof, the insulating layer 100 has communication ports 130 at both ends thereof, the mounting holes 210 are provided at the communication ports 130, the bus bar piece 200 can be mounted on the electric storage element through the mounting holes 210, and the bus bar piece 200 can contact the communication ports 130 with the electric storage element to form a passage.

The insulating layer 100 is provided with a groove, a positioning plate 140 is arranged in the groove, and the positioning plate 140 is U-shaped.

The insulating layer 100 includes a bent portion 150, and a latch 151 is disposed on the bent portion 150, so that the bus bar can be conveniently mounted at a specific position by disposing the latch 151.

The two snaps 151 are provided, and the two snaps 151 are respectively in contact with both sides of the bent portion 150, so that the stability of the bus bar mounting can be improved by providing two snaps 151.

Still be equipped with stopper 152 on kink 150, stopper 152 is cross, and stopper 152 is located between two buckles 151, and stopper 152 can restrict buckle 151's home range, avoids buckle 151 to damage.

The insulating layer 100 is a plastic product, the plastic has good insulating property and can meet the insulating requirement, the plastic has good plasticity, can be processed into various shapes, and the processing technology is simple.

The utility model provides a bus bar, which comprises an insulating layer 100 and a bus bar piece 200, wherein a cavity for accommodating the bus bar piece 200 is arranged in the insulating layer 100, the insulating layer 100 is provided with a top surface 110 and a bottom surface 120, a first positioning column 310 is arranged on the top surface 110, a second positioning column 410 is arranged on the bottom surface 120, positioning holes 311 are respectively arranged on the first positioning column 310 and the second positioning column 410, through the arrangement of the positioning holes 311, an upper die and a lower die of an injection molding machine can limit the position of the bus bar piece 200, the deviation of the bus bar piece 200 is avoided, the thickness of the insulating layer 100 can be ensured, the insulation requirement is further met, and the first positioning column 310 and the second positioning column 410 can prevent an operator from contacting the bus bar piece 200 when installing the bus bar, and electric shock can be avoided.

The technical solutions of the present invention are explained in detail above with reference to the accompanying drawings, and the described embodiments are used to help understanding the idea of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A bus bar, comprising:

a bus bar disposed in the cavity.

2. The busbar according to claim 1, wherein the first positioning member is a first positioning post, the second positioning member is a second positioning post, and a central axis of the first positioning post and a central axis of the second positioning post are located on the same straight line.

3. The bus bar according to claim 1, wherein both ends of the bus bar sheet are provided with mounting holes, both ends of the insulating layer are provided with communication ports, and the mounting holes are provided at the communication ports.

4. The busbar according to claim 1, wherein the insulating layer has a recess, and a positioning plate is disposed in the recess, and the positioning plate has a U-shape.

5. The busbar according to claim 1, wherein the insulating layer comprises a bent portion, and the bent portion is provided with a snap.

6. The busbar according to claim 5, wherein the number of the two snap pieces is two, and the two snap pieces are respectively connected to both sides of the bent portion.

7. The bus bar according to claim 6, wherein a limiting block is further disposed on the bent portion, the limiting block is cross-shaped, and the limiting block is located between the two buckles.

8. A busbar according to claim 1, wherein said insulating layer is plastic.