CN220842435U - Wire harness bundling structure, battery pack and new energy automobile - Google Patents

Abstract

The utility model discloses a wire harness bundling structure, which comprises a box body; the plurality of brackets are at least two of which are fixed on the box body in a group; the wire harness bundling assembly comprises a bundling belt, a locking block and an insulating isolation sleeve, one end of the bundling belt is fixedly connected with the locking block, the other end of the bundling belt is detachably connected with the locking block, when the other end of the bundling belt is fixedly connected with the locking block, the bundling belt and the locking block form a limiting space for limiting the wire harness, and the insulating isolation sleeve is arranged in the limiting space and is connected with the bundling belt; the binding belt is detachably connected with the support. The utility model also discloses a battery and a new energy automobile. The wire harness is fixed on the box body through the binding belt detachably connected with the locking block, wiring and fixing of the wire harness are achieved, and the wire harness binding structure is simple in structure and convenient to operate.

Description

Wire harness bundling structure, battery pack and new energy automobile

Technical Field

The utility model relates to the technical field of new energy storage, in particular to a wire harness bundling structure, a battery pack and a new energy automobile.

Background

The battery pack is a core component of energy supply of a new energy vehicle, and a plurality of wire harnesses are arranged inside the battery pack, wherein some of the wire harnesses are power wire harnesses (also called high-voltage wire harnesses) for transmitting electric energy, and other of the wire harnesses are signal wires (also called low-voltage wire harnesses) for transmitting signals.

In the prior art, in order to meet the requirements of beautiful wiring and reliable fixation of the wire harness, the wire harness inside the battery pack needs to be coated by using coating materials such as adhesive tapes, corrugated pipes and the like, and then is fixed inside the battery pack through a binding belt.

However, because the wire harness in the battery pack is flexible and fixed through the binding belt, when the battery pack shakes, the wire harness still shakes along with the battery pack and rubs with other structural members in the battery pack, so that potential safety hazards such as abrasion and breakage of the insulating layer of the wire harness exist. In addition, the above battery pack harness requires a lot of manpower to coat and wind the coating material on the outside of the harness when it is processed, resulting in high production costs.

Disclosure of utility model

In order to solve at least one technical problem in the prior art, the utility model provides a wire harness bundling structure, a battery pack and a new energy automobile.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme: a wire harness tying structure includes a case;

the plurality of brackets are at least two of which are fixed on the box body in a group; and

The wire harness bundling assembly comprises a bundling belt, a locking block and an insulating isolation sleeve, one end of the bundling belt is fixedly connected with the locking block, and the other end of the bundling belt is detachably connected with the locking block;

When the other end of the binding belt is fixedly connected with the locking block, the binding belt and the locking block form a limiting space for limiting the binding belt, and the insulating isolation sleeve is arranged in the limiting space and is connected with the binding belt;

The binding belt is detachably connected with the support.

In some embodiments, the bracket is provided with a connection port, and the binding belt is connected with the locking block after passing through the connection port.

In some embodiments, sleeve interfaces are provided at opposite ends of the insulating spacer, and the cable tie sequentially passes through the two sleeve interfaces to configure the insulating spacer inside the limiting space.

In certain embodiments, the insulating spacer sleeve has a semicircular cross section.

In certain embodiments, the tie is an elongated sheet of metal or plastic. For example, it may be a PE plastic spacer, a PP plastic spacer, etc., which are all existing materials.

In some embodiments, the locking block is provided with a locking port extending through the locking block;

The other end of the ribbon is inserted into the locking port and is in interference clamping connection with the locking block.

In some embodiments, the locking block is provided with a locking port penetrating through the locking block, and at least one end surface of the locking port is provided with a plurality of first limiting teeth;

the other end of the ribbon is inserted into the locking port;

The ribbon is provided with a plurality of with first spacing tooth complex second spacing tooth towards on the terminal surface of first spacing tooth, through the cooperation of second spacing tooth with first spacing tooth will the ribbon with the locking piece is fixed relatively.

In some embodiments, the insulating spacer is a flexible insulating material.

The utility model also discloses a battery pack comprising the wire harness bundling structure.

The utility model also discloses a new energy automobile comprising the battery pack.

The utility model has the beneficial effects that:

1. The wire harness is fixed on the box body through the binding belt detachably connected with the locking block, so that the wiring and the fixation of the wire harness are realized, and the wire harness binding structure has the advantages of few parts, simple structure and convenience in operation;

2. The wire harness fixing and bundling structure provided by the utility model is provided with the isolation insulating sleeve, and the isolation insulating sleeve isolates the wire harness from the metal bracket, so that the wire harness is prevented from contacting the metal bracket, and thus, the wire harness is electrically conductive through the metal bracket;

3. According to the utility model, the isolation insulating sleeve is arranged on the inner side of the binding belt, is made of a flexible insulating material, can be applied and wrapped along with the shape of the binding article, and can avoid the abrasion of the wire harness.

Drawings

Fig. 1 is a schematic structural view of a wire harness tying structure according to one embodiment of the present utility model;

Fig. 2 is a schematic view showing a connection structure of a bracket of a wire harness tying structure and a wire harness tying assembly according to one embodiment of the present utility model;

FIG. 3 is an exploded view of components of a wire harness tying structure according to a first embodiment of the present utility model;

fig. 4 is a partial cross-sectional view of a wire harness tying assembly in a third embodiment of the present utility model.

Wherein: 1. a case; 2. a bracket; 20. a connection port; 3. a wire harness tying assembly; 31. a locking block; 32. a tie; 320. a fixing hole; 33. an insulating spacer; 330. a sleeve interface; 51. a fixed block; 52. fixing the column; 53. an elastic connection member.

Description of the preferred embodiments

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

Fig. 1 is a schematic view showing the structure of a wire harness tying structure of the present utility model, and fig. 2 is a schematic view showing the connection structure of a bracket and a wire harness tying assembly of the present utility model; fig. 3 shows an exploded view of the components of the wire harness tying structure of the present utility model.

Example 1

Referring to fig. 1 to 3, the present utility model provides a wire harness tying structure comprising a case 1, a plurality of brackets 2, and a plurality of wire harness tying members 3, at least two of the brackets 2 being fixed to the case 1 in a group. The wire harness bundling assembly 3 comprises a bundling belt 32, a locking block 31 and an insulating isolation sleeve 33, wherein the bundling belt 32 is detachably connected with the support 2, one end of the bundling belt 32 is fixedly connected with the locking block 31, the other end of the bundling belt 32 is detachably connected with the locking block 31, when the other end of the bundling belt 32 is fixedly connected with the locking block 31, the bundling belt 32 and the locking block 31 form a limiting space for limiting the wire harness 4, and the insulating isolation sleeve 33 is arranged in the limiting space and is connected with the bundling belt 32.

Further, the support 2 is a metal support, the support 2 can be fixed on the inner wall or the outer wall of the box body 1 through fasteners such as bolts, screws and the like, and the support 2 can also be fixed on the inner wall or the outer wall of the box body 1 through welding or bonding. The bracket 2 is provided with a connecting port 20 penetrating through the bracket 2 along the thickness direction, the connecting port 20 is in a long strip shape extending along the length direction of the bracket, and the cross section of the connecting port 20 is rectangular, arc-shaped, semicircular or other shapes. The band 32 is connected to the locking block 31 after passing through the connection port 20, thereby forming the limit space. The harness 4 is routed and fixed by connecting the harness tying assembly 3 to the bracket 2 by passing the tie 32 through the connection port 20, and then fixing the harness 4 to the inner wall or the outer wall of the case 1.

Further, the band 32 is an elongated metal or plastic sheet.

Further, the locking block 31 is provided with a locking opening, the thickness of the locking opening is not greater than that of the ribbon 32, and the other end of the ribbon 32 is inserted into the locking opening to be in interference clamping connection with the locking block 31.

Further, the cross section of the insulating spacer 33 is semicircular, the insulating spacer 33 is disposed at the inner side of the ribbon 32, and is used for isolating the wire harness 4 from the bracket 1 and the box 1, so as to prevent the wire harness 4 from conducting electricity through the bracket 1 and the box 1, and meanwhile, the insulating spacer 33 can also protect the wire harness 4, so that the wire harness 4 is prevented from being worn.

Further, the two ends of the insulating spacer 33 in the circumferential direction are provided with sleeve interfaces 330, and the cable tie 32 sequentially passes through the two sleeve interfaces 330 to mount the insulating spacer 33 inside the limiting space.

Further, the insulating spacer 33 is made of flexible insulating material. For example, the insulating spacer 33 may be a PE plastic spacer, a PP plastic spacer, etc., which are all existing materials and will not be described in detail herein.

The using method of the wire harness binding structure comprises the following steps:

1. separating the other end of the tie 32 from the lock block 31;

2. The other end of the ribbon 32 is firstly passed through one of the sleeve joints 330 of the insulating isolation sleeve 3 in a direction from the inner side of the insulating isolation sleeve 3 to the outer side of the insulating isolation sleeve 3, then the other end of the ribbon 32 is passed through the connecting port of the bracket 2, and finally the other end of the ribbon 32 is passed through the other sleeve joint 330 of the insulating isolation sleeve 3 in a direction from the outer side of the insulating isolation sleeve 3 to the inner side of the insulating isolation sleeve 3;

3. The wire harness 4 is placed inside the insulating spacer 3, the other end of the tie 32 is inserted into the locking opening of the locking block 1 and the tie 32 is pulled tight, thereby fixing the wire harness 4 inside the wire harness tying assembly 3.

The utility model has the following advantages:

The wire harness is fixed on the box body through the binding belt detachably connected with the locking block, so that the wiring and the fixation of the wire harness are realized, and the wire harness binding structure has the advantages of few parts, simple structure and convenience in operation;

the wire harness fixing and bundling structure provided by the utility model is provided with the isolation insulating sleeve, the isolation insulating sleeve isolates the wire harness from the metal bracket, and the wire harness is prevented from contacting the metal bracket to conduct electricity through the metal bracket;

According to the utility model, the isolation insulating sleeve is arranged on the inner side of the binding belt, is made of a flexible insulating material, can be applied and wrapped along with the shape of the binding article, and can avoid the abrasion of the wire harness.

Example two

The wire harness tying structure of the second embodiment is substantially the same as that of the first embodiment, except for the relative fixing manner of the other end of the tie 32 and the lock block 31.

In the second embodiment, the locking block 31 is provided with a locking opening penetrating through the locking block 31, at least one end surface of the locking opening is provided with a plurality of first limiting teeth, and the first limiting teeth are serrated. The plurality of first limiting teeth are uniformly distributed on one end face of the locking port along the extending direction of the locking port.

The other end of the ribbon 32 is inserted into the locking opening, a plurality of second limiting teeth matched with the first limiting teeth are arranged on the end face of the ribbon 32 facing the first limiting teeth, the ribbon 32 and the locking block 31 are fixed together through the matching of the second limiting teeth and the first limiting teeth, and locking is achieved, so that the other end of the ribbon 32 cannot easily slip from the locking opening after being inserted into the locking opening.

Example III

The wire harness tying structure of the third embodiment is substantially the same as that of the first embodiment, except for the relative fixing manner of the other end of the tie 32 and the lock block 31.

In the third embodiment, the locking piece 31 is provided with a locking port penetrating through the locking piece 31, the locking piece 31 is further provided with a fixing port communicated with the locking port, and the fixing port extends from one outer end surface of the locking piece to the locking port in a direction perpendicular to the extending direction of the locking port.

The wire harness tying structure further includes a fixing post 52 provided in the fixing port, a fixing block 51 detachably connected to the lock block 31, and an elastic connection piece 53 connecting the fixing block 51 and the fixing post 52. Preferably, the fixed block 51 is screwed with the locking block 31.

The end of the fixing column 52 facing away from the fixing block 51 is in a semicircular arc shape, and the end of the fixing column 52 facing away from the fixing block 51 is exposed from the fixing opening and extends into the locking opening.

The other end of the ribbon 32 may be inserted into the locking hole, and the ribbon 32 is provided with a plurality of fixing holes 320 penetrating through the ribbon 32 along the thickness direction at intervals, and the plurality of fixing holes 320 are uniformly distributed along the length direction of the ribbon 32.

After the tie 32 is inserted into the locking hole 320, the fixing post 52 is automatically clamped into the fixing hole 320, so that the tie 32 and the locking block 31 are fixed together and locked, and the other end of the tie 32 cannot easily slip from the locking hole after being inserted into the locking hole. The size of the limit space is adjusted by pulling the tie 32 to engage different fixing holes 320 with the fixing posts 52.

Example IV

The utility model also claims a battery pack comprising the wire harness tying structure described in the first, second or third embodiments.

Example five

The utility model also discloses a new energy automobile, which comprises the battery pack in the fourth embodiment.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to the embodiments described above will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown and described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A wire harness tying structure is characterized in that,

Comprises a box body (1);

The plurality of brackets (2), at least two of the brackets (2) are fixed on the box body (1) in a group; and

The wire harness bundling assembly (3) comprises a bundling belt (32), a locking block (31) and an insulating isolation sleeve (33), one end of the bundling belt (32) is fixedly connected with the locking block (31), and the other end of the bundling belt (32) is detachably connected with the locking block (31);

when the other end of the binding belt (32) is fixedly connected with the locking block (31), the binding belt (32) and the locking block (31) form a limiting space for limiting the wire harness (4), and the insulating isolation sleeve (33) is arranged in the limiting space and is connected with the binding belt (32);

The binding belt (32) is detachably connected with the bracket (2).

2. The wire harness routing structure of claim 1, wherein,

The bracket (2) is provided with a connecting port (20), and the binding belt (32) passes through the connecting port (20) and then is connected with the locking block (31).

3. The wire harness routing structure of claim 1, wherein,

The two opposite ends of the insulating isolation sleeve (33) are provided with sleeve interfaces (330), and the ribbon (32) sequentially passes through the two sleeve interfaces (330) and then configures the insulating isolation sleeve (33) inside the limiting space.

4. The wire harness routing structure of claim 1, wherein,

The cross section of the insulating isolation sleeve (33) is semicircular.

5. The wire harness routing structure of claim 1, wherein,

The ribbon (32) is a strip-shaped metal sheet or plastic sheet.

6. The wire harness routing structure of claim 1, wherein,

The locking block (31) is provided with a locking port penetrating through the locking block (31);

The other end of the binding belt (32) is inserted into the locking opening and is in interference clamping connection with the locking block (31).

7. The wire harness routing structure of claim 1, wherein,

The locking block (31) is provided with a locking port penetrating through the locking block (31), and at least one end face of the locking port is provided with a plurality of first limiting teeth;

the other end of the binding belt (32) is inserted into the locking port;

The ribbon (32) is provided with a plurality of second spacing teeth which are matched with the first spacing teeth towards the end face of the first spacing teeth, and the ribbon (32) and the locking block (31) are relatively fixed through the matching of the second spacing teeth and the first spacing teeth.

8. The wire harness routing structure of claim 1, wherein,

The insulating isolation sleeve (33) is made of flexible insulating materials.

9. A battery pack, characterized in that,

A wire harness tying structure comprising any one of claims 1 to 8.

10. A new energy automobile is characterized in that,

A battery pack comprising the battery pack of claim 9.