Wire harness fixing support

Abstract

The utility model discloses a wire harness fixing support, which relates to the technical field of wire harness fixing and comprises a support unit, a main support, an auxiliary support, a main cover plate, an auxiliary cover plate and a connecting groove. The wire harness fixing support has the advantages that the main cover plate and the auxiliary cover plate are arranged on the main support body and the auxiliary support body respectively to protect the wire harness in a wrapping mode, the problem that in the running process of an automobile, the wire harness vibrates, and consequently the wire harness is abraded by an automobile body and parts in the automobile body can be solved, and the service life of the automobile is prolonged. A plurality of groups of connecting grooves are formed in the main support, the inserting plates are inserted into the connecting grooves, connection of the main support and the auxiliary supports is achieved, a plurality of groups of detachable auxiliary supports are arranged on the main support, the branch wire harness is protected, use is more flexible, and the auxiliary supports at different positions can be arranged according to actual use conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of wire harness fixing, in particular to a wire harness fixing bracket. Background Art

[0002] As cars become more and more intelligent, more and more parts are arranged on the car, and the radius of the wiring harness is getting larger and larger. However, the space inside the car is limited. With the increase of wiring harnesses and parts, the wiring harnesses will vibrate during the movement of the car. The probability of the wiring harnesses scratching parts and the car body increases accordingly. Long-term scratching will cause wear on the protective layer of the wiring harness, and then cause damage to the wiring harness. Utility Model Content

[0003] In view of the above-mentioned prior art problems, the present utility model is proposed.

[0004] The utility model aims to provide a wire harness fixing bracket, which aims to solve the problem of scraping between the wire harness, parts and a vehicle body when the wire harness vibrates.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a wire harness fixing bracket, comprising: a bracket unit, comprising a main bracket, a sub-bracket arranged on both sides of the main bracket, a main cover plate arranged on the top of the main bracket, a sub-cover plate arranged on the top of the sub-bracket, and a plurality of connection grooves opened on both sides of the main bracket;

[0006] A connecting unit, comprising a plug plate arranged at one end of the auxiliary bracket, and a chamfering assembly arranged inside the main bracket and the auxiliary bracket;

[0007] The plug board is movably plugged into the connecting groove.

[0008] As a preferred solution of the wire harness fixing bracket of the utility model, the chamfering assembly includes positioning holes opened at the bottom of the main bracket and the auxiliary bracket, positioning columns arranged inside the positioning holes, and chamfering plates arranged on the top of the positioning columns.

[0009] As a preferred solution of the wire harness fixing bracket of the utility model, wherein: a closing unit is used to close part of the connecting groove, and the closing unit includes an inserting strip arranged on the connecting groove, and a sealing plate arranged between two adjacent groups of the inserting strips.

[0010] As a preferred solution of the wire harness fixing bracket of the utility model, wherein: the fixing unit is used to fix the main bracket and the main cover plate and the auxiliary bracket and the auxiliary cover plate respectively.

[0011] As a preferred solution of the wiring harness fixing bracket of the utility model, the fixing unit includes connecting blocks arranged on both sides of the main bracket and the auxiliary bracket, an elastic plate arranged on the top of the connecting block, a first clamping block arranged on the top of the elastic plate, and a second clamping block arranged on both sides of the main cover plate and the auxiliary cover plate.

[0012] As a preferred solution of the wire harness fixing bracket of the utility model, wherein: the first clamping block and the second clamping block are movably clamped.

[0013] As a preferred solution of the wiring harness fixing bracket of the utility model, the fixing unit includes a connecting plate arranged on both sides of the main bracket and the auxiliary bracket, an elastic rod arranged on the top of the connecting plate, a buckle plate arranged on the top of the elastic rod, and protrusions arranged on both sides of the main cover plate and the auxiliary cover plate.

[0014] As a preferred solution of the wire harness fixing bracket of the utility model, wherein: the buckle plate and the protrusion are movably clamped.

[0015] As a preferred solution of the wire harness fixing bracket of the utility model, the buckle plate is in the shape of a Chinese character “U”.

[0016] As a preferred solution of the wiring harness fixing bracket of the utility model, the limiting unit includes a mounting block arranged inside the main bracket and the auxiliary bracket, a bolt passing through the mounting block, a positioning plate arranged on one side of the mounting block, a limiting plate arranged on one side of the mounting block, an elastic band arranged between the mounting block and the limiting plate, a hook arranged at one end of the elastic band, and a hook groove opened on the positioning plate.

[0017] The beneficial effects of the present utility model are as follows: the present device provides wrapped protection for the wiring harness by respectively arranging a main cover plate and a sub-cover plate on the main bracket and the sub-bracket, thereby preventing the wiring harness from vibrating during the driving of the car, thereby preventing the vehicle body and parts inside the vehicle from causing wear of the wiring harness; a plurality of groups of connecting grooves are provided on the main bracket, and plug plates are inserted into the connecting grooves to achieve connection between the main bracket and the sub-bracket; a plurality of groups of detachable sub-brackets are provided on the main bracket, thereby not only protecting the branch wiring harness, but also making the use more flexible, and sub-brackets in different positions can be provided according to actual usage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is an overall three-dimensional diagram of the beam fixing bracket in the utility model.

[0020] Figure 2 It is an overall exploded view of the beam fixing bracket in the utility model.

[0021] Figure 3 It is an enlarged view of the local structure of the beam fixing bracket in the utility model.

[0022] Figure 4 It is an enlarged view of the local structure of the beam fixing bracket in the utility model.

[0023] Figure 5 It is an enlarged view of the local structure of the beam fixing bracket in the utility model.

[0024] Figure 6 It is a structural explosion diagram of the limiting unit in the utility model. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0027] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments.

[0028] Example 1

[0029] Reference Figure 1 to Figure 3 , which is the first embodiment of the utility model, and provides a wire harness fixing bracket, comprising a bracket unit 100, including a main bracket 101, a sub-bracket 102 arranged on both sides of the main bracket 101, a main cover plate 103 arranged on the top of the main bracket 101, a sub-cover plate 104 arranged on the top of the sub-bracket 102, and a plurality of connection grooves 105 opened on both sides of the main bracket 101;

[0030] The connecting unit 200 includes a plug plate 201 disposed at one end of the auxiliary bracket 102, and a chamfering assembly 202 disposed inside the main bracket 101 and the auxiliary bracket 102;

[0031] A closing unit 300, used to close a portion of the connecting groove 105;

[0032] The plugboard 201 is movably plugged into the connecting slot 105 .

[0033] It should be noted that the main bracket 101, the auxiliary bracket 102, the main cover plate 103, and the auxiliary cover plate 104 are all made of PA66 material, one end of the auxiliary bracket 102 is fixedly connected to the plug plate 201, and the number of the plug plates 201 is two, the groove on the plug plate 201 is slidably connected to the edge of the connecting groove 105, the bottom of the inner wall of the main bracket 101 and the auxiliary bracket 102 is movably connected to the bottom of the chamfered component 202, and the sealing unit 300 is set to close part of the connecting groove 105. When part of the connecting groove 105 does not need to be connected to the auxiliary bracket 102, it can prevent debris, floating dust, small parts, etc. in the external environment from entering the interior of the bracket.

[0034] Furthermore, the chamfering assembly 202 includes a positioning hole 202a opened at the bottom of the main bracket 101 and the auxiliary bracket 102, a positioning column 202b disposed inside the positioning hole 202a, and a chamfering plate 202c disposed on the top of the positioning column 202b.

[0035] It should be noted that the positioning hole 202a is opened at the bottom of the inner wall of the main bracket 101 and the auxiliary bracket 102, the inner wall of the positioning hole 202 is slidably connected to the positioning column 202b, and the chamfered plate 202c is fixedly connected to the top of the positioning column 202b, which can realize a secondary connection between the main bracket 101 and the auxiliary bracket 102, making the connection between the two more secure. The chamfered plate 202c is formed by the intersection of two vertical plates, and the intersection of the two vertical plates is set to an arc surface, which can prevent the corner formed at the connection between the main bracket 101 and the auxiliary bracket 102 from causing wear to the wiring harness.

[0036] Furthermore, the sealing unit 300 includes an inserting strip 301 disposed on the connection groove 105 , and a sealing plate 302 disposed between two adjacent groups of the inserting strips 301 .

[0037] It should be noted that the inserting strip 301 is fixedly connected to both sides of the sealing plate 302 to form an “I”-shaped piece, and the groove on the inserting strip 301 is slidably connected to the edge of the connecting groove 105 .

[0038] When in use, open the main cover 103, determine the connection slot 105 to be used according to the position of the wire harness branch line, pinch the sealing plate 302 and pull the sealing plate 302 upwards, pull the insert strip 301 out of the connection slot 105, then align the insert plate 201 on the auxiliary bracket 102 with the edge of the connection slot 105, press the auxiliary bracket 102 downwards, insert the insert plate 201 into the connection slot 105, and finally insert the positioning column 202b at the bottom of the chamfered plate 202c into the positioning hole 202a on the main bracket 101 and the auxiliary bracket 102 to complete the installation of the auxiliary bracket 102. At this time, put the wire harness into the main bracket 101 and the auxiliary bracket 102. And cover the main cover 103 and the auxiliary cover 104 to complete the wiring harness fixation; when part of the auxiliary bracket 102 needs to be disassembled, remove the main cover 103 and the auxiliary cover 104, then pull the chamfered plate 202c to pull the positioning column 202b out of the positioning hole 202a, after taking out the chamfered plate 202c, pull the auxiliary bracket 102 vertically upward, pull the plug plate 201 out of the connecting groove 105, then align the insertion strips 301 at both ends of the sealing plate 302 with the connecting groove 105, press the sealing plate 302 downward, insert the insertion strip 301 into the connecting groove 105, and close the connecting groove 105 through the sealing plate 302.

[0039] In summary, the device provides wrapping protection for the wiring harness by respectively arranging a main cover plate 103 and a sub-cover plate 104 on the main bracket 101 and the sub-bracket 102, so as to prevent the wiring harness from vibrating during the driving of the car and causing the vehicle body and the parts inside the vehicle body to cause wear of the wiring harness. By opening a plurality of groups of connecting grooves 105 on the main bracket 101 and inserting the plug plates 201 into the connecting grooves 105, the connection between the main bracket 101 and the sub-bracket 102 is achieved. By arranging a plurality of groups of detachable sub-brackets 102 on the main bracket 101, not only the protection of the branch wiring harness is achieved, but also the use is more flexible, and the sub-brackets 102 can be set at different positions according to actual usage.

[0040] Example 2

[0041] Reference Figure 1-2 and Figure 4 , which is the second embodiment of the utility model, comprises:

[0042] The bracket unit 100 includes a main bracket 101, auxiliary brackets 102 arranged on both sides of the main bracket 101, a main cover plate 103 arranged on the top of the main bracket 101, an auxiliary cover plate 104 arranged on the top of the auxiliary bracket 102, and a plurality of connection grooves 105 opened on both sides of the main bracket 101;

[0043] The connecting unit 200 includes a plug plate 201 disposed at one end of the auxiliary bracket 102, and a chamfering component 202 disposed inside the main bracket 101 and the auxiliary bracket 102;

[0044] A closing unit 300, used to close a portion of the connecting groove 105;

[0045] The plugboard 201 is movably plugged into the connecting slot 105 .

[0046] It should be noted that the main bracket 101, the auxiliary bracket 102, the main cover plate 103, and the auxiliary cover plate 104 are all made of PA66 material, one end of the auxiliary bracket 102 is fixedly connected to the plug plate 201, and the number of the plug plates 201 is two, the groove on the plug plate 201 is slidably connected to the edge of the connecting groove 105, the bottom of the inner wall of the main bracket 101 and the auxiliary bracket 102 is movably connected to the bottom of the chamfered component 202, and the sealing unit 300 is set to close part of the connecting groove 105. When part of the connecting groove 105 does not need to be connected to the auxiliary bracket 102, it can prevent debris, floating dust, small parts, etc. in the external environment from entering the interior of the bracket.

[0047] Furthermore, the fixing unit 400 is used to fix the main bracket 101 and the main cover plate 103 and the auxiliary bracket 102 and the auxiliary cover plate 104 respectively.

[0048] Furthermore, the fixing unit 400 includes a connecting block 401 arranged on both sides of the main bracket 101 and the auxiliary bracket 102, an elastic plate 402 arranged on the top of the connecting block 401, a first clamping block 403 arranged on the top of the elastic plate 402, and a second clamping block 404 arranged on both sides of the main cover plate 103 and the auxiliary cover plate 104.

[0049] Furthermore, the first clamping block 403 and the second clamping block 404 are movably clamped.

[0050] It should be noted that the connecting block 401 is fixedly installed on both sides of the main bracket 101 and the auxiliary bracket 102, the top of the connecting block 401 is fixedly connected to the elastic plate 402, the top of the elastic plate 402 is fixedly connected to the first clamping block 403, and the elastic plate 402 pulls the first clamping block 403 toward the connecting block 401, and the second clamping block 404 is fixedly installed on both sides of the main cover plate 103 and the auxiliary cover plate 104, and is located directly above the first clamping block 403.

[0051] When in use, align the first card block 403 and the second card block 404, then gently push the first card block 403 outward to stagger the first card block 403 and the second card block 404, then move the second card block 404 downward until the second card block 404 is located below the first card block 403, release the first card block 403, and the first card block 403, under the elastic action of the elastic plate 402, approaches the connecting block 401 and is stuck just above the second card block 404, and multiple groups of first card blocks 403 and second card blocks 404 are engaged in turn to achieve fixation between the bracket and the cover plate.

[0052] In summary, the first clamping block 403 is tightly fixed above the second clamping block 404 through the elastic plate 402 to achieve fixation between the bracket and the cover plate. This fixing method is not only simple in structure, but also compared with conventional fixing means such as screws, this structure does not require the aid of external tools during operation, and the entire operation process is simple.

[0053] Example 3

[0054] Reference Figure 1-2 and Figure 5 , which is the third embodiment of the utility model, comprising

[0055] The bracket unit 100 includes a main bracket 101, auxiliary brackets 102 arranged on both sides of the main bracket 101, a main cover plate 103 arranged on the top of the main bracket 101, an auxiliary cover plate 104 arranged on the top of the auxiliary bracket 102, and a plurality of connection grooves 105 opened on both sides of the main bracket 101;

[0056] The connecting unit 200 includes a plug plate 201 disposed at one end of the auxiliary bracket 102, and a chamfering component 202 disposed inside the main bracket 101 and the auxiliary bracket 102;

[0057] A closing unit 300, used to close a portion of the connecting groove 105;

[0058] The plugboard 201 is movably plugged into the connecting slot 105 .

[0059] It should be noted that the main bracket 101, the auxiliary bracket 102, the main cover plate 103, and the auxiliary cover plate 104 are all made of PA66 material, one end of the auxiliary bracket 102 is fixedly connected to the plug plate 201, and the number of the plug plates 201 is two, the groove on the plug plate 201 is slidably connected to the edge of the connecting groove 105, the bottom of the inner wall of the main bracket 101 and the auxiliary bracket 102 is movably connected to the bottom of the chamfered component 202, and the sealing unit 300 is set to close part of the connecting groove 105. When part of the connecting groove 105 does not need to be connected to the auxiliary bracket 102, it can prevent debris, floating dust, small parts, etc. in the external environment from entering the interior of the bracket.

[0060] Furthermore, the fixing unit 400 is used to fix the main bracket 101 and the main cover plate 103 and the auxiliary bracket 102 and the auxiliary cover plate 104 respectively.

[0061] Furthermore, the fixing unit 400 includes a connecting plate 405 arranged on both sides of the main bracket 101 and the auxiliary bracket 102, an elastic rod 406 arranged on the top of the connecting plate 405, a buckle plate 407 arranged on the top of the elastic rod 406, and a protrusion 408 arranged on both sides of the main cover plate 103 and the auxiliary cover plate 104.

[0062] Furthermore, the buckle plate 407 and the protrusion 408 are movably engaged with each other.

[0063] Furthermore, the buckle plate 407 is in the shape of a Chinese character “U”.

[0064] It should be noted that the connecting plate 405 is fixedly installed on both sides of the main bracket 101 and the auxiliary bracket 102, the top of the connecting plate 405 is fixedly connected to the bottom end of the elastic rod 406, and a buckle plate 407 is fixedly connected to the top of the elastic rod 406. The protrusion 408 is fixedly installed on both sides of the main cover plate 103 and the auxiliary cover plate 104, and the protrusion 408 is located directly above the buckle plate 407. When the protrusion 408 is located in the inner cavity of the "U"-shaped buckle plate 407, an active snap connection between the two is realized.

[0065] When in use, align the buckle plate 407 and the protrusion 408, then gently push the buckle plate 407 outward to offset the buckle plate 407 and then move the protrusion 408 downward until the protrusion 408 is located in the "U"-shaped inner cavity of the buckle plate 407, release the buckle plate 407, and under the elastic force of the elastic rod 406, the buckle plate 407 approaches the protrusion 408, and the protrusion 408 extends into the inner cavity of the buckle plate 407, and multiple groups of protrusions 408 and buckle plates 407 are engaged in turn to achieve fixation between the bracket and the cover plate.

[0066] In summary, the elastic rod 406 drives the buckle plate 407 to approach the protrusion 408, and the protrusion 408 extends into the buckle plate 407, and the two are engaged to achieve the fixation between the bracket and the cover plate. This fixing method is not only simple in structure, but also compared with conventional fixing means such as screws, this structure does not require the aid of external tools during operation, and the entire operation process is simple.

[0067] Example 4

[0068] Reference Figure 1 to Figure 6 , which is the fourth embodiment of the utility model, comprises:

[0069] The bracket unit 100 includes a main bracket 101, auxiliary brackets 102 arranged on both sides of the main bracket 101, a main cover plate 103 arranged on the top of the main bracket 101, an auxiliary cover plate 104 arranged on the top of the auxiliary bracket 102, and a plurality of connection grooves 105 opened on both sides of the main bracket 101;

[0070] The connecting unit 200 includes a plug plate 201 disposed at one end of the auxiliary bracket 102, and a chamfering component 202 disposed inside the main bracket 101 and the auxiliary bracket 102;

[0071] A closing unit 300, used to close a portion of the connecting groove 105;

[0072] The plugboard 201 is movably plugged into the connecting slot 105 .

[0073] It should be noted that the main bracket 101, the auxiliary bracket 102, the main cover plate 103, and the auxiliary cover plate 104 are all made of PA66 material, one end of the auxiliary bracket 102 is fixedly connected to the plug plate 201, and the number of the plug plates 201 is two, the groove on the plug plate 201 is slidably connected to the edge of the connecting groove 105, the bottom of the inner wall of the main bracket 101 and the auxiliary bracket 102 is movably connected to the bottom of the chamfered component 202, and the sealing unit 300 is set to close part of the connecting groove 105. When part of the connecting groove 105 does not need to be connected to the auxiliary bracket 102, it can prevent debris, floating dust, small parts, etc. in the external environment from entering the interior of the bracket.

[0074] Furthermore, the limiting unit 500 includes a mounting block 501 arranged inside the main bracket 101 and the auxiliary bracket 102, a bolt 502 passing through the mounting block 501, a positioning plate 503 arranged on one side of the mounting block 501, a limiting plate 504 arranged on one side of the mounting block 501, an elastic band 505 arranged between the mounting block 501 and the limiting plate 504, a hook 506 arranged at one end of the elastic band 505, and a hook groove 507 opened on the positioning plate 503.

[0075] It should be noted that the mounting block 501 is connected to the main bracket 101 or the auxiliary bracket 102 by bolts 502, so that the mounting block 501 is fixed on the main bracket 101 or the auxiliary bracket 102, the positioning plate 503 fixes one side of the mounting block 501, the limit plate 504 is fixedly installed on the other side of the mounting block 501, and an elastic band 505 is clamped and fixed between the limit plate 504 and the mounting block 501, and a hook 506 is fixedly installed on one end of the elastic band 505, and the hook groove 507 is adapted to the hook 506.

[0076] When in use, place the wiring harness on the mounting block 501, pull the hook 506 to extend the elastic band 505 and wrap around the wiring harness, hook the hook 506 into the hook groove 507, use the elastic band 505 to shrink to fix the wiring harness on the mounting block 501, and then use multiple sets of limiting units 500 to fix the wiring harness in turn.

[0077] In summary, by contracting the elastic band 505 to fix the wiring harness on the mounting block 501, the vibration of the wiring harness during driving of the car can be reduced, resulting in instability of some connection ends of the wiring harness. In addition, since the elastic band 505 is extensible, it can be used for wiring harnesses of different radii. At the same time, compared with traditional cable tie fixation, this structure can meet the effect of repeated use.

[0078] It is important to note that the above embodiments are only used to illustrate the technical solution of the utility model and are not intended to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A wire harness fixing bracket, characterized in that: including, a bracket unit (100), comprising a main bracket (101), auxiliary brackets (102) arranged on both sides of the main bracket (101), a main cover plate (103) arranged on the top of the main bracket (101), auxiliary cover plates (104) arranged on the tops of the auxiliary brackets (102), and multiple groups of connecting grooves (105) opened on both sides of the main bracket (101); a connecting unit (200), comprising an insertion plate (201) arranged at one end of the auxiliary bracket (102), and a chamfering component (202) arranged inside the main bracket (101) and the auxiliary bracket (102); the insertion plate (201) is movably inserted into the connecting groove (105).

2. The wire harness fixing bracket according to claim 1, characterized in that: the chamfering component (202) comprises positioning holes (202a) opened at the bottoms of the main bracket (101) and the auxiliary bracket (102), positioning posts (202b) arranged inside the positioning holes (202a), and chamfering plates (202c) arranged on the tops of the positioning posts (202b).

3. The wire harness fixing bracket according to claim 1 or 2, characterized in that: further comprising, a closing unit (300) for closing part of the connecting grooves (105), the closing unit (300) comprising insertion strips (301) arranged on the connecting grooves (105), and sealing plates (302) arranged between two adjacent groups of the insertion strips (301).

4. The wire harness fixing bracket according to claim 1 or 2, characterized in that: further comprising, a fixing unit (400) for respectively fixing the main bracket (101) and the main cover plate (103), and the auxiliary bracket (102) and the auxiliary cover plate (104).

5. The wire harness fixing bracket according to claim 4, characterized in that: the fixing unit (400) comprises connecting blocks (401) arranged on both sides of the main bracket (101) and the auxiliary bracket (102), elastic plates (402) arranged on the tops of the connecting blocks (401), first clamping blocks (403) arranged at the tops of the elastic plates (402), and second clamping blocks (404) arranged on both sides of the main cover plate (103) and the auxiliary cover plate (104).

6. The wire harness fixing bracket according to claim 5, characterized in that: the first clamping block (403) and the second clamping block (404) are movably clamped with each other.

7. The wire harness fixing bracket according to claim 4, characterized in that: the fixing unit (400) comprises connecting plates (405) arranged on both sides of the main bracket (101) and the auxiliary bracket (102), elastic rods (406) arranged on the tops of the connecting plates (405), clamping plates (407) arranged at the tops of the elastic rods (406), and convex blocks (408) arranged on both sides of the main cover plate (103) and the auxiliary cover plate (104).

8. The wire harness fixing bracket according to claim 7, characterized in that: the clamping plate (407) and the convex block (408) are movably clamped with each other.

9. The wire harness fixing bracket according to claim 7 or 8, characterized in that: the clamping plate (407) is in a "return" shape.

10. The wire harness fixing bracket according to claim 1 or 8, characterized in that: Also includes, The limiting unit (500) comprises a mounting block (501) arranged inside the main bracket (101) and the auxiliary bracket (102), a bolt (502) penetrating the mounting block (501), a positioning plate (503) arranged on one side of the mounting block (501), a limiting plate (504) arranged on one side of the mounting block (501), an elastic band (505) arranged between the mounting block (501) and the limiting plate (504), a hook (506) arranged at one end of the elastic band (505), and a hook groove (507) opened on the positioning plate (503).

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