CN216530280U

CN216530280U - Subassembly and battery package are fixed to pencil

Info

Publication number: CN216530280U
Application number: CN202122967828.2U
Authority: CN
Inventors: 秦维新; 党奎; 凌伟; 吴志远; 卢敏
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-13
Anticipated expiration: 2031-11-30

Abstract

The utility model belongs to the technical field of battery pack accessories, and particularly discloses a wire harness fixing assembly and a battery pack. According to the utility model, the high-voltage copper bar and the wire harness are arranged in the battery pack in parallel through the wire harness fixing component, so that the space in the battery pack is saved, the high-voltage copper bar and the wire harness are not contacted, and the safety performance is high. The utility model further provides a battery pack, the high-voltage copper bar and the wire harness are fixed by the wire harness fixing piece, the energy density of the battery pack is high, and the safety performance is high.

Description

Subassembly and battery package are fixed to pencil

Technical Field

The utility model relates to the technical field of battery pack accessories, in particular to a wire harness fixing assembly and a battery pack.

Background

As a main carrier of an electric vehicle, a battery pack provides a mounting structure for each internal component and protects each component, generally, a high-voltage copper/aluminum bar and a wire harness are arranged on a side wall of the battery pack, and the high-voltage copper/aluminum bar and the wire harness generally need to be mutually avoided to ensure the compactness of the battery pack structure.

There are the buckle of some fixed high-pressure copper aluminium row and pencil among the prior art, but the buckle of fixed high-pressure copper aluminium row and fixed pencil is not general usually, and high-pressure copper aluminium row and pencil are fixed through the buckle of different grade type respectively, and on the one hand, set up two kinds of buckles and fix high-pressure copper aluminium row and pencil respectively and caused the waste of battery package space, and on the other hand sets up two kinds of buckles and causes the trompil on the battery package box more, influences the bulk strength of battery package.

Therefore, need for a subassembly and battery package are fixed to pencil, can fix high-pressure copper/aluminium row and pencil simultaneously, saved the space, and the installation, dismantle very conveniently to need not the trompil on the box of battery package, the bulk strength of battery package is good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wire harness fixing assembly and a battery pack, and aims to solve the problems that a buckle in the battery pack occupies a large space, and the overall strength of the battery pack is poor.

In order to achieve the purpose, the utility model adopts the following technical scheme:

in one aspect, the present invention provides a wire harness fixing member including:

a body;

the fixing part is arranged on the body and used for fixing the body on a steel belt in a battery pack;

the first clamping part is arranged on the body and is positioned on one side, far away from the fixing part, of the body, and the first clamping part is used for fixing a high-voltage copper bar in the battery pack; and

the second clamping part is arranged on the body and located on one side, far away from the fixing part, of the body, and the second clamping part is used for fixing the wiring harness in the battery pack.

Optionally, a clamping groove is formed between the fixing portion and the body, and the clamping groove is used for fixing the body on a steel belt in the battery pack.

Optionally, a first locking structure is arranged on the fixing part, and the first locking structure can lock the fixing part on the steel belt.

Optionally, a first accommodating groove is formed between the first hooping portion and the body, and the first accommodating groove is used for accommodating the high-voltage copper bar.

Optionally, a second locking structure is arranged on the first tightening part, and the second locking structure can lock the high-voltage copper bar in the first accommodating groove.

Optionally, a second receiving groove is formed between the second tightening portion and the body, and the second receiving groove is used for placing the wire harness.

Optionally, a third locking structure is arranged on the second tightening part, and the third locking structure can lock the wire harness in the second accommodating groove.

Optionally, the wire harness fixing assembly is made of a plastic material.

Optionally, the body, the fixing portion, the first tightening portion and the second tightening portion are integrally formed.

In another aspect, the present invention provides a battery pack including the wire harness fixing assembly according to any one of the above aspects.

The utility model has the beneficial effects that:

the utility model provides a wire harness fixing assembly which comprises a body, a fixing part, a first clamping part and a second clamping part, wherein the fixing part, the first clamping part and the second clamping part are all arranged on the body, the wire harness fixing assembly can be fixed on a steel belt of a battery pack through the fixing part without extra holes, so that the overall strength of the battery pack is high, the first clamping part and the second clamping part are respectively used for fixing a high-voltage copper bar and a wire harness, the high-voltage copper bar and the wire harness are arranged in parallel, the space in the battery pack is saved, the high-voltage copper bar and the wire harness cannot be contacted, and the safety performance is high.

The utility model further provides a battery pack, wherein the high-voltage copper bar and the wire harness in the battery pack are fixed through the wire harness fixing piece, so that the high-voltage copper bar and the wire harness are arranged in parallel, the battery pack is attractive, the space in the battery pack is saved, the energy density is high, the high-voltage copper bar and the wire harness cannot be in contact, and the safety performance is high.

Drawings

Fig. 1 is a schematic structural view of a wire harness fixing assembly and a battery pack provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a wire harness fixing assembly provided in the embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

fig. 5 is a partially enlarged view at C in fig. 2.

In the figure:

100. a wire harness fixing assembly; 101. a body; 102. a fixed part; 103. a first tightening part; 104. a second tightening part; 105. a first locking structure; 106. a second locking structure; 107. a third locking structure; 200. a battery pack; 201. a steel belt; 202. high-voltage copper bars; 203. a wire harness.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

With the development of electric vehicles, the requirements of people on the endurance mileage and the energy density of the electric vehicles are continuously increased, generally speaking, a high-voltage copper/aluminum row and a wire harness are arranged on the side wall of a battery pack, and the high-voltage copper/aluminum row and the wire harness are generally required to be mutually avoided, so that the compactness of the battery pack structure is ensured, and the higher energy density is ensured. There are the buckle of some fixed high-pressure copper bars and pencil among the prior art, but the buckle of fixed high-pressure copper bars and fixed pencil is not general usually, and high-pressure copper bars and pencil are fixed through the buckle of different grade type respectively, and on the one hand, set up two kinds of buckles and fix the waste that has caused the battery package inner space to high-pressure copper bars and pencil respectively, and on the other hand sets up two kinds of buckles and causes the trompil on the battery package box more, influences the bulk strength of battery package.

In order to solve the above problems, the present embodiment provides a wire harness fixing assembly 100, as shown in fig. 1 and 2, the wire harness fixing assembly 100 includes a body 101, a fixing portion 102, a first tightening portion 103, and a second tightening portion 104, wherein the fixing portion 102, the first tightening portion 103, and the second tightening portion 104 are all disposed on the body 101, the fixing portion 102 is disposed at the top end of the body 101, the fixing portion 102 can fix the body 101 on a steel strip 201 in a battery pack, holes are prevented from being formed in the battery pack 200, the overall strength of the battery pack 200 is good, the first tightening portion 103 and the second tightening portion 104 are both disposed on one side of the body 101 away from the fixing portion 102, the first tightening portion 103 is disposed at the middle of the body 101 for fixing a high-voltage copper bar 202 on the wire harness fixing assembly 100, the second tightening portion 104 is disposed at the bottom end of the body 101 for fixing a wire harness 203 on the wire harness fixing assembly 100, from this fixed subassembly 100 of pencil fixes high-pressure copper bar 202 and pencil 203 side by side on the lateral wall of battery package 200, compares with conventional fixed buckle, and fixed subassembly 100 of pencil in this embodiment has saved its occupation space in battery package 200, and can not contact between high-pressure copper bar 202 and the pencil 203, and the security performance is high, installs simultaneously and dismantles the convenience. Of course, in other embodiments, the high-voltage line in the battery pack may also be a high-voltage aluminum bar, which is not limited in this embodiment.

Further, a clamping groove is formed between the fixing part 102 and the body 101, the wire harness fixing assembly 100 can be fixed on the steel belt 201 in the battery pack through the clamping groove, a first accommodating groove is formed between the first clamping part 103 and the body 101, the high-voltage copper bar 202 in the battery pack 200 can be fixed in the first accommodating groove, a second accommodating groove is formed between the second clamping part 104 and the body 101, and the wire harness 203 can be fixed in the second accommodating groove. Through the arrangement, the wire harness fixing assembly 100 divides and fixes the high-voltage copper bar 202 and the wire harness 203, and the high-voltage copper bar 202 and the wire harness 203 are arranged on the side wall of the battery pack 200 in parallel, so that the battery pack is attractive and high in safety coefficient.

Further, as shown in fig. 3, the end of the fixing portion 102 of the wire harness fixing assembly 100 of the present embodiment is provided with a first locking structure 105, and the first locking structure 105 is a protrusion extending towards the inner side of the fixing portion 102. The first locking structure 105 can prevent the fixing part 102 from falling off the steel band 201 of the battery pack 200, improving the stability of fixing the wire harness fixing assembly 100. More preferably, the outside of the first locking structure 105 is coated with an anti-slip material. Illustratively, the anti-slip material can be made of an EPDM rubber material, and the first locking structure 105 is coated with the EPDM rubber material, so that on one hand, the anti-slip effect can be achieved, and on the other hand, the buffering and noise reduction effects can also be achieved. Of course, in other embodiments, the first locking structure 105 may also be made of other anti-slip materials, which is not limited in this embodiment.

Further, as shown in fig. 4, the distal end of the first tightening part 103 is provided with a second locking structure 106, and the second locking structure 106 is a protrusion extending inward of the first tightening part 103. The second locking structure 106 can prevent the high-voltage copper bar 202 from coming off from the first accommodating groove of the first hooping portion 103, and the stability of the wire harness fixing assembly 100 for fixing the high-voltage copper bar 202 is ensured. More preferably, the second locking structure 106 is coated with an anti-slip material. Exemplarily, the anti-slip material may be made of EPDM rubber material, and the second locking structure 106 is coated with the EPDM rubber material, so that on one hand, the anti-slip effect may be achieved, and on the other hand, the buffering and noise reduction effects may also be achieved. Of course, in other embodiments, the second locking structure 106 may also be made of other anti-slip materials, which is not limited in this embodiment.

Alternatively, as shown in fig. 5, the end of the second tightening part 104 is provided with a third locking structure 107, and the third locking structure 107 is a protrusion extending inward of the second tightening part 104. The third locking structure 107 can prevent the wire harness 203 from falling out of the second accommodating groove of the second clamping portion 104, and the stability of the wire harness 203 fixed by the wire harness fixing assembly 100 is ensured. More preferably, the third locking structure 107 is coated with an anti-slip material on the outside. Exemplarily, the anti-slip material may be made of EPDM rubber material, and the third locking structure 107 is coated with the EPDM rubber material, so that on one hand, the anti-slip effect may be achieved, and on the other hand, the buffering and noise reduction effects may also be achieved. Of course, in other embodiments, the third locking structure 107 may also be made of other anti-slip materials, which is not limited in this embodiment.

Alternatively, the body 101, the fixing portion 102, the first tightening portion 103, and the second tightening portion 104 of the wire harness fixing assembly 100 are all made of plastic materials. Exemplarily, the plastic material can be selected for use and made of PA66 plastic material, and PA66 plastic material is environmental protection material, can also keep higher intensity and rigidity simultaneously under higher temperature to avoid the fixed subassembly 100 of pencil to break off at the in-process of repeated dismouting, also can keep fixed fastness, long service life when fixed high pressure copper bar 202 and pencil 203 simultaneously. Of course, in other embodiments, the wire harness fixing assembly 100 may be made of other materials as long as the strength and rigidity of the wire harness fixing assembly 100 can be ensured, which is not limited in this embodiment.

Furthermore, the body 101, the fixing portion 102, the first tightening portion 103 and the second tightening portion 104 are integrally formed. Through integrated into one piece's mode, guaranteed the intensity and the rigidity of fixed subassembly 100 of pencil more, the difficult fracture that takes place in the position of being connected between body 101 and fixed part 102, first portion of cramping 103 and the second portion of cramping 104, guaranteed the fixed reliability of fixed subassembly 100 of pencil.

With continued reference to fig. 1, the present embodiment further provides a battery pack 200 including the wire harness fixing assembly 100 of the above solution. Optionally, the plurality of wire harness fixing assemblies 100 may be provided, the plurality of wire harness fixing assemblies 100 are uniformly distributed on the side wall of the battery pack 200 to fix the high-voltage copper bar 202 and the wire harness 203, the high-voltage copper bar 202 and the wire harness 203 fixed by the wire harness fixing assemblies 100 are parallel to each other, so that the battery pack is attractive, the space in the battery pack 200 is saved, the energy density is high, the high-voltage copper bar 202 and the wire harness 203 cannot be contacted with each other, and the safety performance is high.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the utility model. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A wire harness fixing member, characterized in that the wire harness fixing member (100) comprises:

a body (101);

the fixing part (102), the fixing part (102) is arranged on the body (101), and the fixing part (102) is used for fixing the body (101) on a steel belt (201) in a battery pack;

the first clamping part (103) is arranged on the body (101) and located on one side, far away from the fixing part (102), of the body (101), and the first clamping part (103) is used for fixing a high-voltage copper bar (202) in the battery pack; and

the second clamping part (104) is arranged on the body (101) and located on one side, far away from the fixing part (102), of the body (101), and the second clamping part (104) is used for fixing the wiring harness (203) in the battery pack.

2. The wire harness fixing assembly according to claim 1, wherein a snap groove for fixing the body (101) on a steel band (201) in a battery pack is formed between the fixing portion (102) and the body (101).

3. The wire harness fixing assembly according to claim 2, wherein a first locking structure (105) is provided on the fixing portion (102), the first locking structure (105) being capable of locking the fixing portion (102) to the steel band (201).

4. The wire harness fixing assembly according to claim 1, wherein a first receiving groove is formed between the first tightening portion (103) and the body (101), and the first receiving groove is used for receiving the high-voltage copper bar (202).

5. The wire harness fixing assembly according to claim 4, wherein a second locking structure (106) is provided on the first tightening portion (103), the second locking structure (106) being capable of locking the high-voltage copper bar (202) in the first accommodating groove.

6. The wire harness fixing assembly according to claim 1, wherein a second receiving groove for receiving the wire harness (203) is formed between the second tightening portion (104) and the body (101).

7. The wire harness fixing assembly according to claim 6, wherein a third locking structure (107) is provided on the second tightening part (104), the third locking structure (107) being capable of locking the wire harness (203) in the second receiving groove.

8. The wire harness securing assembly according to claim 1, wherein the wire harness securing assembly (100) is made of a plastic material.

9. The wire harness fixing assembly according to claim 1, wherein the body (101), the fixing portion (102), the first tightening portion (103), and the second tightening portion (104) are integrally molded.

10. A battery pack, characterized by comprising the wire harness fixing assembly (100) according to any one of claims 1 to 9.