CN211127529U

CN211127529U - Y electric capacity filter board and copper bar connection structure and driver and new energy automobile

Info

Publication number: CN211127529U
Application number: CN201921276948.4U
Authority: CN
Inventors: 刘敏通; 陈广辉
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-07-28
Anticipated expiration: 2029-08-08

Abstract

The utility model provides a Y capacitance filtering board and copper bar connection structure and driver and new energy automobile, the Y capacitance filtering board and copper bar connection structure comprises a Y capacitance filtering board, a bus anode copper bar and a bus cathode copper bar, the bus anode copper bar and the bus cathode copper bar are respectively coated with a bus anode copper bar insulation layer and a bus cathode copper bar insulation layer, and the two are made into a laminated bus bar form; the positive bus bar copper bar and the negative bus bar copper bar are respectively provided with a fixing claw for electric connection, and the Y-shaped capacitive filtering plate is directly fixed with the fixing claws of the positive bus bar copper bar and the negative bus bar copper bar. The direct connection between the filter circuit board and the copper bar is realized, the wire harness connection is cancelled, and the wiring terminal on the filter board is cancelled, so that the structure of the filter circuit board is more compact, the performance is more reliable, the cost is further reduced, and the product quality and the reliability are improved; the bus copper bar filtering device is suitable for all occasions involving bus copper bar installation and bus Y capacitor filtering in new energy drivers.

Description

Y electric capacity filter board and copper bar connection structure and driver and new energy automobile

Technical Field

The utility model relates to a filtering board and copper bar connection structure, concretely relates to Y electric capacity filtering board and copper bar connection structure, especially be applied to Y electric capacity filtering board and copper bar connection structure on the new energy automobile driver.

Background

At present, the problem of insulation of a connection structure of a Y-shaped capacitor filter plate and a copper bar is solved in a large space due to the requirement on electrical safety, and the problem of performance and cost is also solved.

When being applied to new energy automobile's driver with this kind of Y electric capacity filter board and copper bar connection structure on, because the driver more and more needs high power density, low EMC, high performance, performance such as low cost, current Y electric capacity filter board hardly satisfies the requirement with copper bar connection structure, brings huge challenge to the structural design of Y electric capacity filter board and copper bar connection structure product.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a compact structure, dependable performance and lower Y electric capacity filtering board of cost and copper bar connection structure and adopt its driver and new energy automobile specifically do:

the utility model provides a first aspect, a Y electric capacity filtering board and copper bar connection structure, it includes Y electric capacity filtering board and generating line positive copper bar and generating line negative copper bar, and its generating line positive copper bar, generating line negative copper bar are wrapped up with the insulating layer respectively, and both make the form of stromatolite female arranging; the Y-shaped capacitor filtering plate is characterized in that fixing claws for electric connection are respectively arranged on the bus anode copper bar and the bus cathode copper bar, and the Y-shaped capacitor filtering plate is directly fixed with the fixing claws of the bus anode copper bar and the bus cathode copper bar together.

According to the scheme, the Y-shaped capacitor filtering plate is fixed with the fixing claws of the bus anode copper bar and the bus cathode copper bar through screws.

According to the above scheme, it is further preferable that the fixing claw is provided with a riveting nut, the riveting nut is provided with a threaded hole, and the screw is fastened to the threaded hole of the riveting nut.

The utility model provides a second aspect, it includes the driver casing and sets up Y electric capacity filtering board, the anodal copper bar of generating line, generating line negative pole copper bar, the generating line electric capacity in the driver casing that a driver, Y electric capacity filtering board with just, generating line negative pole copper bar is equipped with above-mentioned arbitrary scheme connection structure.

Above-mentioned scheme can be further preferred, be equipped with the mounting of moulding plastics between anodal copper bar of generating line, the generating line negative pole copper bar and the driver casing, the mounting of moulding plastics is fixed on the driver casing.

According to the scheme, the bus capacitor is provided with the input copper bar, and the input copper bar is fixed with the bus anode copper bar and the bus cathode copper bar through screws.

Above-mentioned scheme can be further preferred, be formed with the support column on the driver casing, the support column with on the anodal copper bar of generating line, the generating line negative pole copper bar riveting nut realize right the triangle of Y electric capacity filter board is fixed.

The utility model also provides a new energy automobile, it has above-mentioned arbitrary scheme the driver.

The utility model discloses realize that the filtering circuit board links to each other with the directness of copper bar, cancelled the pencil and connected, cancelled the binding post on the filtering board for this part structure is compacter, and the performance is more reliable, and the cost also further reduces, improves product quality and reliability. The utility model provides a connection structure of Y electric capacity filtering board and copper bar is applicable to all new forms of energy drivers and relates to the occasion of generating line copper bar installation and generating line Y electric capacity filtering.

Drawings

The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.

FIG. 1: y-shaped capacitor filter plate and copper bar mounting structure plan

FIG. 2: installation schematic diagram of filter plate and copper bar in driver shell

In the figure: 11-bus positive copper bar; 12-bus positive copper bar insulating layer; 21-bus negative copper bar; 22-bus negative copper bar insulating layer; a 3-Y capacitive filter plate; 4-bus capacitance; 5, injection molding a fixing piece; 6-driver housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. 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.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "a plurality" typically includes at least two, but does not exclude the presence of at least one.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

The utility model discloses a cladding has the insulating layer respectively on generating line positive pole copper bar, generating line negative pole copper bar, and makes the female form of arranging of stromatolite, has cancelled the pencil connection, has cancelled binding post on the filtering board, both lug connection for this partial structure is compacter, and the performance is more reliable, and the cost also further reduces, improves product quality and reliability. The utility model provides a connection structure of Y electric capacity filtering board and copper bar is applicable to all new forms of energy drivers and relates to the occasion of generating line copper bar installation and generating line Y electric capacity filtering.

Example 1:

as shown in fig. 1, 2, the Y electric capacity filter board and copper bar connection structure that this embodiment provided, it includes Y electric capacity filter board 3 and anodal copper bar 11 of generating line and generating line negative pole copper bar 21, anodal copper bar 11 of generating line, the cladding has anodal copper bar insulating layer 12 of generating line and generating line negative pole copper bar insulating layer 22 on the generating line negative pole copper bar 21 respectively, and both do the female form of arranging and lug connection of compact stromatolite, specific anodal copper bar 11 of generating line, be equipped with the stationary dog that is used for the electricity to connect on the generating line negative pole copper bar 21 respectively, Y electric capacity filter board 3 and anodal copper bar 11 of generating line, the stationary dog snap-on of generating line negative.

Above-mentioned insulating layer cladding design on the copper bar makes the insulating problem of generating line copper bar obtain solving, and two copper bars no longer need the great electrical safety distance in interval (be more than 8mm usually) for whole design is compacter, is favorable to whole quick-witted power density's promotion.

In this embodiment, it is further preferable that the Y capacitive filter plate 3 is fixed to the fixing claws of the bus positive copper bar 11 and the bus negative copper bar 21 by screws. Still further preferably, the fixing claw is provided with a rivet nut, the rivet nut is formed with a threaded hole, and the screw is fastened to the threaded hole of the rivet nut. Therefore, the direct connection of the Y-shaped capacitor filter plate 3 with the bus anode copper bar 11 and the bus cathode copper bar 21 is realized, the wiring harness connection is cancelled, and the wiring terminal on the filter plate is cancelled, so that the structure of the part is more compact, the performance is more reliable, and the cost is further reduced.

Of course, alternatively, the Y capacitive filter plate 3 and the fixing claws of the bus anode copper bar 11 and the bus cathode copper bar 21 may also be directly fixed together in the form of a buckle, a male-female fit, or the like.

From this, this embodiment provides a Y electric capacity filtering board and copper bar connection structure who simplifies, this kind of structure is through with generating line positive copper bar 11, on the generating line negative pole copper bar 21 respectively the cladding have generating line positive copper bar insulating layer 12 and generating line negative pole copper bar insulating layer 22, do not need to leave too big safe distance between the two, and further will the utility model discloses realize that Y electric capacity filtering board 3 links to each other with the directness of copper bar, has cancelled the pencil and has connected, has cancelled the binding post on the filtering board for this part structure is compacter, and the performance is more reliable, and the cost also further reduces, improves product quality and reliability. The utility model provides a connection structure of Y electric capacity filtering board and copper bar is applicable to all new forms of energy drivers and relates to the occasion of generating line copper bar installation and generating line Y electric capacity filtering.

Example 2

The present embodiment takes the above embodiment 1 as an example, and provides an application example of the main drive controller of the new energy vehicle.

As shown in fig. 1-2, a driver includes a driver housing 6, and a Y capacitive filter plate 3, a bus positive copper bar 11, a bus negative copper bar 21, and a bus capacitor 4 disposed in the driver housing 6, wherein the Y capacitive filter plate 3, the bus positive copper bar 11, and the bus negative copper bar 21 are provided with the connection structure described in embodiment 1.

Further, be equipped with the mounting 5 of moulding plastics between anodal copper bar 11 of generating line, generating line negative pole copper bar 21 and the driver casing 6, the mounting 5 of moulding plastics is fixed on driver casing 6, realizes fixing between anodal copper bar 11 of generating line, generating line negative pole copper bar 21 and the driver casing 6. The bus capacitor 4 is provided with an input copper bar, and the input copper bar is fixed with the bus anode copper bar 11 and the bus cathode copper bar 21 through screws. One end of the bus copper bar is fixed on the input copper bar of the bus capacitor 4 through a screw, and the other end of the bus copper bar is fixed on the injection molding fixing piece 5 through a screw.

Be formed with the support column on the driver casing 6, the support column realizes fixed the triangle of Y capacitive filter board 3 with the riveting nut on anodal copper bar 11 of generating line, the generating line negative pole copper bar 21.

From this fixed mounting just is accomplished through several screws to generating line copper bar, Y electric capacity filtering board 3, need not other pencil and connect, compares succinctly more convenient with other schemes, and the efficiency on the assembly line improves greatly. When the driver is installed in a whole machine, the Y capacitance filtering plate 3 can be fixed on the bus anode copper bar 11 and the bus cathode copper bar 21 through screws to serve as a pre-assembly, so that the installation procedure can be further simplified, the installation time is saved, and the assembly becomes simplified.

From this, will the utility model discloses Y electric capacity filtering board and copper bar connection structure when being applied to new energy automobile's driver on, can improve the driver performance, and simplify, alleviateed the structure, make driven performance more stable simultaneously, new energy automobile's operation is safer, satisfies its requirement that more and more needs high power density, low EMC, high performance, low cost performance.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. The utility model provides a Y electric capacity filter board and copper bar connection structure, it includes Y electric capacity filter board (3) and anodal copper bar of generating line (11) and generating line negative pole copper bar (21), its characterized in that:

the bus anode copper bar (11) and the bus cathode copper bar (21) are respectively coated with a bus anode copper bar insulating layer (12) and a bus cathode copper bar insulating layer (22) which are made into a laminated bus bar form;

be equipped with the stationary dog that is used for the electricity to connect on anodal copper bar of generating line (11), the generating line negative pole copper bar (21) respectively, Y electric capacity filter board (3) with the stationary dog snap-on of anodal copper bar of generating line (11), generating line negative pole copper bar (21) is in the same place.

2. The Y capacitive filter plate and copper bar connection structure of claim 1, wherein: and the Y-shaped capacitive filter plate (3) is fixed with the fixing claws of the bus positive electrode copper bar (11) and the bus negative electrode copper bar (21) through screws.

3. The Y capacitive filter plate and copper bar connection structure of claim 2, wherein: the fixing claw is provided with a riveting nut, a threaded hole is formed in the riveting nut, and the screw is fastened on the threaded hole of the riveting nut.

4. The utility model provides a driver, its includes driver casing (6) and sets up Y electric capacity filter board (3), the anodal copper bar of generating line (11), generating line negative pole copper bar (21), bus capacitor (4) in driver casing (6), its characterized in that: the Y-shaped capacitive filter plate (3), the bus anode copper bar (11) and the bus cathode copper bar (21) are provided with the connecting structure of any one of claims 1-2.

5. The utility model provides a driver, its includes driver casing (6) and sets up Y electric capacity filter board (3), the anodal copper bar of generating line (11), generating line negative pole copper bar (21), bus capacitor (4) in driver casing (6), its characterized in that: the Y capacitor filter plate (3), the bus anode copper bar (11) and the bus cathode copper bar (21) are provided with the connecting structure of claim 3.

6. The driver of claim 4 or 5, wherein: be equipped with between anodal copper bar of generating line (11), generating line negative pole copper bar (21) and driver casing (6) and mould plastics mounting (5), it fixes to mould plastics mounting (5) on driver casing (6).

7. The driver of claim 6, wherein: and the bus capacitor (4) is provided with an input copper bar, and the input copper bar is fixed with the bus anode copper bar (11) and the bus cathode copper bar (21) through screws.

8. The driver of claim 5, wherein: be formed with the support column on driver casing (6), the support column with on positive copper bar of generating line (11), the generating line negative pole copper bar (21) riveting nut realize right the triangle of Y electric capacity filtering board (3) is fixed.

9. The utility model provides a new energy automobile which characterized in that: having a driver according to any of claims 4-8.