Mounting structure for fixing wire harness and pipeline

By burying the installation points on the battery pack of electric vehicles, a fixed wiring harness and pipeline installation structure is designed, which solves the abnormal noise and complex assembly problems caused by the fixed wiring harness and pipeline structure in the prior art, and achieves stable fixation and cost reduction effects.

CN119489760APending Publication Date: 2025-02-21ZHEJIANG ZEEKR INTELLIGENT TECH CO LTD +1
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Patent Information

Application Number
CN202311026292.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2023-08-15
Publication Date
2025-02-21

AI Technical Summary

Technical Problem

In existing electric vehicles, there is a problem of abnormal noise in the fixed structure design of wire harnesses and pipelines, and the bracket increases cost and weight, and the assembly is complicated.

Method used

Design a fixed wiring harness and pipeline installation structure, including a wiring harness installation part, a pipeline installation part and a connection part. By burying the installation point on the battery pack, the wiring harness and pipeline installation are installed on the battery pack through a fixed structure. Avoid abnormal noise and battery pack leakage.

Benefits of technology

The stable fixation of wire harness and pipelines is achieved, which reduces vehicle manufacturing costs, simplifies the assembly process, and avoids the problems of abnormal noise and battery pack leakage.

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Abstract

The invention provides a mounting structure for fixing a wire harness and a pipeline. The mounting structure comprises a connecting part, at least one wire harness mounting part and at least one pipeline mounting part. Each wire harness installation part is provided with a wire harness installation space and a wire harness restraining part protruding into the wire harness installation space. The pipeline installation part is provided with a pipeline containing space and a pipeline restraining part protruding into the pipeline containing space. The connecting part is arranged on the outer surface of the shell of the battery pack, the connecting part comprises a first side and a second side which are opposite, the first side is connected to one of the wire harness mounting part and the pipeline mounting part, and the second side is connected to the other one of the pipeline mounting part and the wire harness mounting part. The problem that vehicle wire harnesses and pipelines are inconvenient to arrange from the front end to the rear end of an automobile at the present stage is solved, the cost is reduced on the basis that the performance of a battery pack is not affected by adding corresponding mounting points on the battery pack of a vehicle chassis, and the design scheme that the wire harnesses and the pipelines can be supported through reasonable arrangement is adopted.
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Description

Technical Field

[0001] The invention relates to the technical field of electric vehicles, and in particular to an installation structure for fixing a wiring harness and a pipeline. Background Art

[0002] With the development and popularization of electric vehicles, the number of wiring harnesses and pipes on electric vehicles is increasing, and they are getting longer and longer. According to incomplete statistics, the length of the wiring harness of some electric vehicles can reach tens of thousands of meters, which makes the layout of the wiring harness and pipes inside the car more complicated, and due to the design problems of the wiring harness fixing structure, it is easy to cause problems such as abnormal noise during vehicle operation.

[0003] Existing vehicle wiring harnesses and pipelines are usually fixed with aircraft buckle ties. This fixing method requires the crossbeam to adopt a hollow structure and holes need to be made in the crossbeam, which will affect the strength of the crossbeam. When the width of the crossbeam is not enough to make a hole, it is necessary to design a bracket, install the bracket on the crossbeam, and make holes in the bracket to facilitate the connection with aircraft buckle ties. Such a bracket will not only increase the cost, but also increase the weight of the battery pack. Moreover, the holes in the bracket and the cable ties used to fix the wiring harness will increase the assembly steps, making it inconvenient to fix the wiring harness and reducing the assembly efficiency. Therefore, it is necessary to design a standard installation structure with high versatility to stably fix the vehicle's wiring harness and pipelines, and to reduce the platform versatility cost, and ultimately reduce the vehicle manufacturing cost. Summary of the invention

[0004] In view of the shortcomings of the prior art described above, the purpose of the present invention is to provide a mounting structure for fixing wiring harnesses and pipelines to solve the problem in the prior art that vehicle wiring harnesses and pipelines cannot be reasonably arranged to penetrate the space from the front end to the rear end of the vehicle. Through the arrangement of the above-mentioned mounting structure, it is possible to pre-embed mounting points on the battery pack, and install the wiring harnesses and pipelines on the battery pack through a fixed structure design with a corresponding mounting bracket, thereby avoiding the generation of abnormal noises between the wiring harnesses and pipelines and the vehicle chassis, and also avoiding the battery pack leakage caused by the bracket piercing the battery pack due to the expansion of the battery pack during charging and discharging.

[0005] To achieve the above-mentioned and other related purposes, the present invention provides an installation structure for fixing a wiring harness and a pipeline, comprising:

[0006] at least one harness installation portion, the harness installation portion being provided with a harness installation space and a harness restraining portion protruding into the harness installation space;

[0007] at least one pipeline installation portion, the pipeline installation portion being provided with a pipeline accommodating space and a pipeline restraining portion protruding into the pipeline accommodating space; and

[0008] A connecting portion is mounted on the outer surface of the battery pack shell, and the connecting portion includes a first side and a second side opposite to each other, the first side is connected to one of the wiring harness mounting portion or the pipe mounting portion, and the second side is connected to the other of the pipe mounting portion or the wiring harness mounting portion.

[0009] In one embodiment of the present invention, at least two of the mounting structures are installed on the outer surface of the shell of the battery pack close to the vehicle chassis, aligned and arranged in parallel along the length direction of the vehicle chassis, so that the wiring harness and the pipeline are fixed in sequence from the front end to the rear end of the vehicle chassis through the wiring harness installation space and the pipeline accommodating space corresponding to each of the at least two mounting structures.

[0010] In one embodiment of the present invention, the connecting portion is provided with a through hole, and the shell of the battery pack is provided with a fixing portion corresponding to the through hole, so that the mounting structure is installed on the fixing portion of the shell through a fastener passing through the through hole.

[0011] In one embodiment of the present invention, the shell of the battery pack protrudes outwardly corresponding to the installation position of the fixing portion to form an installation space for installing the installation structure.

[0012] In one embodiment of the present invention, the harness restraining portion of the harness installation portion is a buckle structure, and the buckle structure is formed by folding two side walls of the harness installation space inwardly and downwardly.

[0013] In one embodiment of the present invention, the pipeline restraining portion of the pipeline installation portion is a buckle structure, and the buckle structure is a flange of two side walls of the pipeline accommodating space that are folded inward and downward.

[0014] In one embodiment of the present invention, the pipeline is also equipped with a mounting clip that matches the pipeline accommodating space. When the outer diameter of the pipeline is smaller than the minimum spacing of the pipeline constraint portion, the pipeline is installed in the pipeline accommodating space through the mounting clip and is limited and fixed by the pipeline constraint portion.

[0015] In one embodiment of the present invention, the mounting buckle is a clamping structure, and the inner diameter of the mounting buckle is equal to the outer diameter of the pipeline.

[0016] In one embodiment of the present invention, a plurality of the fixing portions are evenly arranged on the shell of the battery pack, so that the fastener passes through the corresponding through hole of the connecting portion of the mounting structure to install the mounting structure on the outer surface of the shell of the battery pack.

[0017] In one embodiment of the present invention, a plurality of vehicle body mounting portions extend from the side walls of the battery pack, which are used to mount the battery pack on the vehicle chassis, and enable the wiring harness and the pipeline installed on the mounting structure to be disposed between the vehicle chassis and the battery pack.

[0018] As described above, the installation structure for fixing the wiring harness and the pipeline of the present invention has the following beneficial effects:

[0019] Since the battery pack of an electric vehicle is usually installed on the vehicle chassis and runs through the front to rear end of the vehicle, and there is a larger and safer space layout between the floor and the battery pack. By passing the wiring harness and pipelines through the installation points pre-buried on the battery pack, the wiring harness and pipelines are installed on the battery pack through a fixed structure design with a corresponding installation bracket, so as to achieve universal standardization of parts. By the above-mentioned reasonable design of the installation points and installation structure on the outer surface of the battery pack, and using the aforementioned installation structure to install the pipelines and wiring harnesses on the battery pack shell between the vehicle chassis and the battery pack, the difficulty of spatial layout of the vehicle's pipelines and wiring harnesses and the difficulty of subsequent maintenance are effectively reduced, thereby directly reducing the manufacturing cost of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The present invention is a three-dimensional schematic diagram of an installation structure for fixing a wiring harness and a pipeline.

[0021] Figure 2 It is a structural schematic diagram of the installation structure and battery pack combination of the present invention.

[0022] Figure 3 It is a schematic diagram of the structure between the mounting structure, mounting buckle and pipeline of the present invention in a preferred embodiment.

[0023] Figure 4 FIG. 4 is a partial schematic diagram of a shell of a battery pack of the present invention in another preferred embodiment.

[0024] Figure 5 FIG. 4 is a schematic diagram of the structure of a battery pack of the present invention in another preferred embodiment.

[0025] Figure 6 for Figure 5 A three-dimensional schematic diagram of a mounting structure installed on a battery pack.

[0026] Component number description

[0027] Mounting structure 1, connecting portion 11, through hole 111, harness mounting portion 12, harness mounting space 121, harness restraining portion 122, pipeline mounting portion 13, pipeline accommodating space 131, pipeline restraining portion 132, first mounting structure 14, second mounting structure 15, third mounting structure 16, fourth mounting structure 17, fifth mounting structure 18;

[0028] Battery pack 2 , housing 21 , fixing portion 22 , vehicle body mounting portion 23 , mounting buckle 24 , and pipeline 3 . DETAILED DESCRIPTION

[0029] The following is an explanation of the embodiments of the present invention by specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the features in the following embodiments and the embodiments can be combined with each other without conflict. It should also be understood that the terms used in the embodiments of the present invention are intended to describe specific embodiments, rather than to limit the scope of protection of the present invention. The test methods for which specific conditions are not specified in the following examples are usually carried out under conventional conditions or according to the conditions recommended by the manufacturers.

[0030] See also Figures 1 to 6 . It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present invention, so they have no substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size, without affecting the effects and purposes that can be achieved by the present invention, should still fall within the scope of the technical content disclosed by the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present invention. Changes or adjustments in their relative relationships should also be regarded as the scope of the implementation of the present invention without substantially changing the technical content.

[0031] See also Figure 1 The present invention provides an installation structure for fixing a wire harness and a pipeline, comprising a connecting portion 11, at least one wire harness mounting portion 12 and at least one pipeline mounting portion 13. The wire harness mounting portion 12 is provided with a wire harness mounting space 121 and a wire harness restraint portion 122 protruding into the wire harness mounting space 121. The pipeline mounting portion 13 is provided with a pipeline accommodating space 131 and a pipeline restraint portion 132 protruding into the pipeline accommodating space 131. The connecting portion 11 is mounted on the outer surface of the shell 21 of the battery pack 2, and the connecting portion 11 includes a first side and a second side opposite to each other, the first side is connected to one of the wire harness mounting portion 12 or the pipeline mounting portion 13, and the second side is connected to the other of the pipeline mounting portion 13 or the wire harness mounting portion 12.

[0032] Combination Figure 1 and Figure 2, an installation structure for fixing wire harnesses and pipelines according to the present invention, wherein the wire harness restraint part 122 of the wire harness installation part 12 is a buckle structure, and the buckle structure is formed by the inner and downward folding of the two side walls of the wire harness installation space 121, so that the buckle structure of the wire harness restraint part 122 can elastically restrain thicker or thinner wire harnesses to realize the limit fixation of the wire harness in the wire harness restraint part 122. At the same time, the pipeline restraint part 132 of the pipeline installation part 13 is a buckle structure, and the buckle structure is a flange formed by the inner and downward folding of the two side walls of the pipeline accommodation space 131, so that the pipeline restraint part 132 can elastically absorb thicker or smaller pipelines. Among them, the specific structure, size and quantity of the wire harness restraint part 122 and the pipeline restraint part 132 can be developed according to the actual situation of the vehicle pipelines and wire harnesses to ensure that the corresponding installation requirements are met. Considering the disassembly and assembly force requirements, there are factors such as the elastic modulus, lead-in angle and lead-out angle of the material. When the lead-in angle a between the two side arms of the wire harness restraint part 122 and / or the pipeline restraint part 132 is smaller, the assembly force is smaller; when the lead-in angle a is larger, the assembly force is also larger. When the lead-in angle a is greater than 45 degrees, the assembly will be difficult. For example, when it is close to 90 degrees, the buckle will self-lock and cannot be buckled. When the lead-in angle of the buckle is between 25 and 35 degrees, the assembly is relatively easy. At the same time, when the lead-out angle a' between the two side arms of the wire harness restraint part 122 and / or the pipeline restraint part 132 is less than 45 degrees, it can be disassembled with a small external force or without external force; when the lead-out angle a' is between 80 degrees < a' < 90 degrees, a large external force is required for disassembly; when the lead-out angle a' is greater than 90 degrees, the wire harness restraint part 122 and the wire harness and / or the pipeline restraint part 132 and the pipeline are not detachable. Therefore, for the buckle that requires detachable but not easy to unhook, the lead-out angle a' between the two side arms of the wire harness restraint part 122 and / or the pipeline restraint part 132 is designed to be in the range of 85 to 87 degrees, which is a more appropriate range. Since the wire harness installation part 12 and the pipeline installation part 13 require ductile materials, materials with good impact resistance and creep resistance need to be considered, and the materials also need to have high mechanical strength and be easy to process without deformation.

[0033] Combined with Figure 1 and Figure 3In a preferred embodiment of the present invention, a mounting buckle 24 matching with the pipeline accommodating space 131 is also installed on the pipeline 3. When the outer diameter of the pipeline is smaller than the minimum spacing of the pipeline constraint portion 132, the pipeline 3 is installed in the pipeline accommodating space 131 through the mounting buckle 24 and is fixed by the pipeline constraint portion 132. When the inner diameter of the pipeline 3 is small, it can be realized by mounting a mounting buckle 24 on the pipeline constraint portion 132 of the pipeline installation portion 13. Since the pipeline 3 is usually designed with a standardized diameter, the outer diameter of the commonly used pipeline 3 is set to be equal to the inner diameter of the mounting buckle 24, and the outer diameter of the mounting buckle 24 can be slightly larger than the minimum opening diameter of the pipeline constraint portion 132 and can be accommodated in the pipeline accommodating space 131. Meanwhile, the mounting buckle 24 can be a clamping structure or other suitable connection structures. By mounting the mounting buckle 24 on the outer wall at the corresponding position of the pipeline 3, the pipeline 3 can be mounted in the pipeline accommodating space 131 through the mounting buckle 24. Among them, the mounting buckle 24 and the pipeline 3 can be interference fit, and the two ends of the mounting buckle 24 are set to be softer materials to ensure that it can directly connect the two ends of the pipeline 3. Since the opening side of the pipeline constraint part 132 has a certain elasticity, when the pipeline 3 is clamped into the pipeline accommodating space 131, the pipeline constraint part 132 can clamp the mounting buckle 24, and finally limit and fix the pipeline 3.

[0034] Combination Figure 1 , Figure 4 and Figure 5, a mounting structure for fixing a wiring harness and a pipeline of the present invention, wherein a housing 21 thereof protrudes outwardly at the mounting position of a fixing portion 22 corresponding to the mounting position of the fixing portion 22 to form an mounting space for mounting the mounting structure. By providing an outwardly protruding mounting space on the battery pack 2, it can be ensured that the mounting parts of the mounting structure 1 will not affect the main body inside the battery pack 2, thereby ensuring the safety and stability of the battery pack 2. At the same time, a through hole 111 is provided in the connecting portion 11 of the mounting structure 1, and the mounting structure 1 includes two connecting portions 11. The housing 21 of the battery pack 2 is provided with a fixing portion 22 corresponding to the through hole 111, so that the mounting structure 1 is installed on the fixing portion 22 of the housing 21 through the through hole 111 by a fastener. The number and structure of the connecting portion 11 can be flexibly adjusted according to the needs of the situation; the fastener can be a bolt or a rivet, or other suitable connecting structure. By means of fasteners, the mounting structure 1 for fixing the wiring harness and the pipeline can be better installed on the outer surface of the housing 21 of the battery pack 2. Among them, the fixing part 22 on the shell 21 can adopt the method of pre-embedded nut holes, so that the mounting structure 1 is installed on the fixing part 22 of the shell 21 through the through hole 111 by the fastener. At least two mounting structures 1 are installed on the outer surface of the shell 21 on the side of the battery pack 2 close to the vehicle chassis, and are aligned and arranged in parallel along the length direction of the vehicle chassis, so that the wiring harness and pipeline are fixed from the front end to the rear end of the vehicle chassis and pass through the wiring harness installation space 121 and pipeline accommodating space 131 corresponding to each of the at least two mounting structures 1 in sequence, which finally solves the problem that the wiring harness and pipeline of the existing electric vehicle cannot be effectively arranged through the space from the front end to the rear end of the vehicle.

[0035] Combination Figure 5 and Figure 6In one embodiment of the present invention, a plurality of fixing portions 22 are evenly arranged on the shell 21 of the battery pack 2, and fasteners are provided to pass through the through holes 111 of the corresponding connecting portions 11 of the mounting structure 1 to mount the mounting structure 1 on the outer surface of the shell 21 of the battery pack 2. By evenly arranging 5 groups of fixing portions 22 on the shell 21 of the battery pack 2, the wiring harness and the pipeline are evenly arranged along the mounting structure 1 mounted on the fixing portions 22, so as to avoid the pipeline and the wiring harness being attached to the outer surface of the shell 21 of the battery pack 2, which would cause the generation of abnormal noise during the operation of the vehicle. At the same time, since the fixing portion 22 is a mounting hole provided in the mounting space formed by the outward protrusion of the shell 21 of the battery pack 2, it is possible to ensure that there is an appropriate protruding space between the mounting structure 1 and the battery pack 2, so as to avoid the mounting structure 1 from pressing the battery module structure in the battery pack 2 under load, thereby ensuring its stability. At the same time, a plurality of vehicle body mounting portions 23 extend from the side wall of the battery pack 2, which are used to mount the battery pack 2 on the vehicle chassis, and to allow the wiring harness and pipelines mounted on the mounting structure 1 to be disposed between the vehicle chassis and the battery pack 2. By mounting the pipelines and wiring harnesses on the upper surface of the housing 21 of the battery pack 2 through the mounting structure 1, and then mounting the battery pack 2 on the vehicle chassis through the vehicle body mounting portions 23, it is ensured that the pipelines and wiring harnesses maintain a relatively stable posture with the vehicle body.

[0036] Combination Figure 2 and Figure 3 In another preferred embodiment of the present invention, a group of harness mounting parts 12 and pipeline mounting parts 13 are provided in the middle of the mounting structure 1 of the present invention, and a connecting part 11 and a pipeline mounting part 13 are symmetrically provided on both sides thereof, and the connecting part 11 is closer to the middle of the mounting structure 1 than the pipeline mounting parts 13 on both sides, that is, the pipeline mounting parts 13 on both sides are located at the outermost side of the mounting structure 1. The fasteners can pass through the through holes 111 of the connecting part 11 of the mounting structure 1 to evenly and symmetrically mount the mounting structure 1 on the fixing part 22 of the battery pack 2. The pipeline 3 can be selectively mounted in the corresponding pipeline accommodating space 131 on any pipeline mounting part 13, but from the assembly perspective, according to the force distribution of the mounting structure 1 on the shell 21 of the battery pack 2, it is advisable to relatively symmetrically mount the pipeline 3. When the diameter of the pipeline 3 is smaller than the minimum spacing of the pipeline constraint portion 132, the pipeline 3 can be installed in the pipeline accommodating space 131 through the installation buckle 24 and fixed by the pipeline constraint portion 132. Figure 2As shown, a harness installation part 12 is also provided between the right connecting part 11 of the installation structure 1 and the right pipeline installation part 13. Since the vehicle harness includes a power harness with a thicker wire diameter and a control harness with a thinner wire diameter, the harness installation space 121 and the harness restraint part 122 of the two harness installation parts 12 can be adjusted accordingly according to the wire diameters of the power harness and the control harness, respectively, so as to adapt to the power harness and the control harness being installed on the housing 21 of the battery pack 2 through different harness installation parts 12 on the installation structure 1. Finally, at least three groups of pipelines 3 and two groups of harnesses are installed on the housing 21 of the battery pack 2 on the vehicle chassis through the installation structure 1, and the harness and pipeline 3 are arranged in the space between the chassis (vehicle body) and the battery pack 2, which protects the stable fixation of the harness and pipeline, and will not be affected by other components or accidental detachment and affect the use of the vehicle.

[0037] The present invention provides a mounting structure for fixing wiring harnesses and pipelines. By adding corresponding mounting points on the battery pack, the corresponding wiring harness and pipeline mounting structures are reasonably arranged without affecting the performance of the battery pack, thereby solving the problem that the wiring harnesses and pipelines of existing electric vehicles cannot be effectively arranged throughout the space from the front end to the rear end of the vehicle. According to the above-mentioned problem, a universal wiring harness and pipeline mounting structure is specifically designed. By installing the pipelines and wiring harnesses on one side of the battery pack between the vehicle chassis (body) and the battery pack through the aforementioned mounting structure, the fixed installation of the pipelines and wiring harnesses is achieved. Specifically, the aforementioned mounting structure is designed as a universal standard part, by pre-embedding a number of mounting points on the battery pack and correspondingly installing the wiring harness and pipeline bracket connection structure. The aforementioned wiring harness and pipeline mounting structure is then installed on the preset mounting points on the battery pack, so that the vehicle wiring harness and pipelines can be clamped on the aforementioned wiring harness and pipeline mounting structure. Ultimately, the vehicle wiring harness and pipelines can be arranged in the space between the chassis (body) and the battery pack. By rationally designing the installation points and corresponding installation structures, the degree of parts commonality can be improved, development costs can be reduced, and manufacturing costs can be lowered.

[0038] In summary, the present invention provides a mounting structure for fixing a wiring harness and a pipeline. By arranging the mounting structure of the wiring harness and pipeline bracket in a reasonable space on the battery pack to avoid the gap between the wiring harness and the vehicle chassis, there is also a gap between the pipeline and the wiring harness and the battery pack, avoiding interference when the battery pack is installed on the vehicle chassis. In addition, the buckles of the pipeline and the wiring harness adopt a universal diameter mounting clamp design, which can flexibly fix the limited pipeline and the wiring harness. When there is a problem that the diameter of some pipelines is small, a mounting buckle structure can be added to the constraint part of the pipeline to achieve indirect pipeline fixation. Finally, since the pipeline constraint part and the pipeline are clamped with an interference fit, it is ensured that the pipeline and the wiring harness can be relatively stably limited on the mounting structure. At the same time, in order to ensure the fixing stability of the aforementioned mounting structure and the battery pack, an upward protrusion is set on the shell of the battery pack, and a nut component is embedded, so that the mounting structure can be connected to the nut component through a fastener, so that the pipeline and the wiring harness are installed on the battery pack shell between the vehicle chassis and the battery pack through the mounting structure. Finally, the vehicle pipeline and wiring harness are installed by using standard parts, which reduces the production cost while reducing the process complexity. Therefore, the present invention effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

[0039] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed by the present invention shall still be covered by the claims of the present invention.

Claims

1. A mounting structure for fixing a wiring harness and a pipeline, characterized in that: include: At least one wire harness installation portion (12), the wire harness installation portion (12) being provided with a wire harness installation space (121) and a wire harness restraining portion (122) protruding into the wire harness installation space (121); At least one pipeline installation portion (13), the pipeline installation portion (13) being provided with a pipeline accommodating space (131) and a pipeline restraining portion (132) protruding into the pipeline accommodating space (131); and A connecting portion (11), the connecting portion (11) being mounted on an outer surface of a shell (21) of a battery pack (2), the connecting portion (11) comprising a first side and a second side opposite to each other, the first side being connected to one of the wiring harness mounting portion (12) or the pipe mounting portion (13), and the second side being connected to the other of the wiring harness mounting portion (12) or the pipe mounting portion (13).

2. The mounting structure according to claim 1, characterized in that: At least two of the mounting structures (1) are mounted on the outer surface of the shell (21) on the side of the battery pack (2) close to the vehicle chassis, and are aligned and arranged in parallel along the length direction of the vehicle chassis, so that the wiring harness and the pipeline are fixedly arranged in sequence from the front end to the rear end of the vehicle chassis through the wiring harness mounting space (121) and the pipeline accommodating space (131) corresponding to each of the at least two mounting structures (1).

3. The mounting structure according to claim 2, characterized in that: The connecting portion (11) is provided with a through hole (111), and the shell (21) of the battery pack (2) is provided with a fixing portion (22) corresponding to the through hole (111), so that the mounting structure (1) is installed on the fixing portion (22) of the shell (21) by means of a fastener passing through the through hole (111).

4. The mounting structure according to claim 3, characterized in that: The shell (21) of the battery pack (2) protrudes outwards corresponding to the installation position of the fixing portion (22) to form an installation space for installing the installation structure.

5. The mounting structure according to any one of claims 1 to 4, characterized in that: The harness restraining portion (122) of the harness installation portion (12) is a buckle structure, and the buckle structure is formed by folding the two side walls of the harness installation space (121) inwardly and downwardly.

6. The mounting structure according to claim 5, characterized in that: The pipeline restraining portion (132) of the pipeline installation portion (13) is a buckle structure, and the buckle structure is a flange of two side walls of the pipeline accommodating space (131) that are folded inward and downward.

7. The mounting structure according to claim 6, characterized in that: The pipeline is also provided with a mounting buckle (24) that matches the pipeline accommodating space (131); when the outer diameter of the pipeline is smaller than the minimum spacing of the pipeline restraining portion (132), the pipeline is installed in the pipeline accommodating space (131) through the mounting buckle (24) and is fixed in position by the pipeline restraining portion (132).

8. The mounting structure according to claim 7, characterized in that: The mounting buckle (24) is a clamping structure, and the inner diameter of the mounting buckle (24) is equal to the outer diameter of the pipeline.

9. The mounting structure according to claim 4, characterized in that: A plurality of fixing portions (22) are evenly arranged on the shell (21) of the battery pack (2), for the fastener to pass through the through hole (111) of the corresponding connecting portion (11) of the mounting structure (1), so as to mount the mounting structure (1) on the outer surface of the shell (21) of the battery pack (2).

10. The mounting structure according to claim 9, characterized in that: A plurality of vehicle body mounting portions (23) extend from the side walls of the battery pack (2) and are used to mount the battery pack (2) on the vehicle chassis, and to allow the wiring harness and the pipeline mounted on the mounting structure (1) to be located between the vehicle chassis and the battery pack (2).