CN217388082U - Wire harness fixing device and vehicle - Google Patents

Abstract

The utility model discloses a pencil fixing device and vehicle, wherein, pencil fixing device is used for fixing the pencil on a mounting panel, the pencil includes pencil trunk and a plurality of pencil branches, pencil fixing device includes connecting seat, base and direction subassembly, the connecting seat with mounting panel fixed connection; the base is fixedly arranged on the connecting seat; the guide assembly comprises a guide shell, the guide shell is fixedly connected with the base and forms a guide cavity for restraining the trunk of the wiring harness, and the guide shell is provided with a guide wire passing hole communicated with the guide cavity so as to control the trend of the branch of the wiring harness. The utility model discloses technical scheme can improve the fixed reliability of pencil and holistic aesthetic property.

Description

Wire harness fixing device and vehicle

Technical Field

The utility model relates to an automotive wiring harness accessory technical field, in particular to pencil fixing device and vehicle.

Background

The wire harness is composed of a wire harness trunk and a plurality of wire harness branches, at present, a large number of wire harnesses are integrated on a body structure of an automobile and are key parts of the whole automobile, and therefore the reliability of wire harness fixation is directly related to the improvement of the safety performance of the whole automobile.

Because the shape and the trend of pencil are difficult control, arrange the in-process and often appear between pencil and the pencil, between pencil and the panel beating, phenomenon such as mutual interference between pencil and the peripheral spare part, increased the damaged risk even of fracture of pencil, cause partial automobile device function to lose, the incident appears even, the very big degree reduces the security performance of whole car.

At present, the wire harness of an automobile on the market is fixed and generally adopts a plurality of independent accessories (a ribbon, a wire protecting box and the like) to fix and protect the trunk and the branches of the wire harness respectively, and because the wire diameters of the wire harness are different and the trend is different, the universality of the existing accessories is poor, the reliability of fixing the wire harness is reduced, the number of the accessories is increased, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pencil fixing device aims at improving the fixed reliability of pencil and holistic aesthetic property.

In order to achieve the above object, the utility model provides a pencil fixing device for on being fixed in a mounting panel with the pencil, the pencil includes pencil trunk and a plurality of pencil branches, pencil fixing device includes:

the connecting seat is fixedly connected with the mounting plate;

the base is fixedly arranged on the connecting seat; and

the guide assembly comprises a guide shell, the guide shell is fixedly connected with the base and forms a guide cavity for restraining the trunk of the wiring harness, and the guide shell is provided with a guide wire passing hole communicated with the guide cavity to control the trend of the branch of the wiring harness.

Optionally, the guide shell includes a first side plate, a second side plate, and a transition plate connected between the first side plate and the second side plate, and free ends of the first side plate and the second side plate extend toward the base direction and are respectively fixedly connected to the base.

Optionally, a plurality of guide wire passing holes are formed in the first side plate, the second side plate and the transition plate respectively;

and/or the plurality of guide wire passing holes are formed in the joints of the first side plate and the transition plate and the joints of the second side plate and the transition plate.

Optionally, the guide shell includes a first shell and a second shell, and the first shell and the second shell are detachably connected and respectively fixedly connected to the base.

Optionally, the first housing is provided with a first hole portion, the second housing is provided with a second hole portion, and when the first housing and the second housing are connected, the first hole portion and the second hole portion are close to each other and form the guide wire passing hole.

Optionally, the guide assembly further includes a guide support protruding from the guide housing and communicating with the guide wire passing hole.

Optionally, the guide assembly further comprises a first connecting portion, the first connecting portion is arranged on the guide shell, and the base is provided with a second connecting portion detachably connected with the first connecting portion.

Optionally, the first connecting portion is a buckle portion, the second connecting portion is a through hole penetrating through the base, and the buckle portion is clamped in the through hole.

Optionally, a limiting protrusion is disposed on a side portion of the guide shell, and when the buckling portion is clamped in the through hole, the limiting protrusion and the buckling portion clamp an opposite surface of the base to limit movement of the guide shell relative to the base together.

Optionally, the connecting seat includes first base plate, second base plate and fixed part, the fixed part is located the second base plate deviates from one side of first base plate, and be used for with mounting panel fixed connection, first base plate with the second base plate links to each other and forms the connection chamber that is the side direction opening setting, the base towards one side of connecting seat be equipped with connect the joint structure of chamber looks adaptation.

Optionally, the first substrate is provided with a communication connection cavity and an avoiding opening, the clamping structure comprises a locking hook part, the clamping structure extends into the connection cavity through the opening, and the locking hook part is buckled on the avoiding opening.

Optionally, the fixing portion includes a fixing column and an anti-separation portion disposed on an outer peripheral surface of the fixing column, the mounting plate is provided with a through hole, the fixing column penetrates through the through hole, and the anti-separation portion is clamped in the through hole.

The utility model discloses still provide a vehicle, this vehicle includes as above pencil fixing device.

The utility model discloses among the technical scheme, through the connecting seat, base and direction subassembly are connected, guarantee that the pencil is reliably fixed in the mounting panel, a structure is simple, the processing production of being convenient for, wherein, base and direction shell fixed connection form the direction chamber, on the one hand, base and direction shell are connected and can be formed required direction chamber, in order to satisfy the pencil of different grade type, improve pencil fixing device's commonality, on the other hand, the direction chamber can restrict the pencil trunk of the trend of pencil trunk and restraint different line footpaths, improve the fixed stability and the reliability of pencil, in addition, through seting up the direction line hole on the direction shell, effectively control the trend of pencil branch, avoid each pencil branch to twine each other, reduce each pencil branch and interfere to cracked risk each other, improve the fixed reliability of pencil and holistic aesthetic property.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of the wire harness fixing device of the present invention;

FIG. 2 is an exploded view of the wire harness fixation device of FIG. 1;

FIG. 3 is a schematic structural view of another embodiment of the guide housing of FIG. 1;

FIG. 4 is a schematic structural view of the base of FIG. 1;

fig. 5 is a schematic structural view of the connecting socket in fig. 1.

The reference numbers indicate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a wire harness fixing device.

Referring to fig. 1 to 5, in the embodiment of the present invention, the harness fixing device is used for fixing a harness on a mounting plate, the harness includes a harness trunk 40 and a plurality of harness branches 41, the harness fixing device includes a connecting seat 10, a base 20 and a guiding assembly 30; the connecting seat 10 is fixedly connected with the mounting plate; the base 20 is fixedly arranged on the connecting seat 10; the guide assembly 30 comprises a guide shell 31, the guide shell 31 is fixedly connected with the base 20 and forms a guide cavity 31a for restraining the harness trunk 40, and the guide shell 31 is provided with a guide wire passing hole 31b communicated with the guide cavity 31a so as to control the trend of the harness branch 41; so set up, can effectively fix the pencil in the mounting panel, improve the fixed reliability of pencil to and separate pencil and all ring edge borders, reduce wearing and tearing and scratch, the life-span of extension pencil, thereby improve the security performance who uses the product that has this pencil fixing device, and through the setting of direction wire passing hole 31b, guarantee that pencil branch 41 can arrange according to the designing requirement, the rational utilization space ensures that the whole overall arrangement of pencil is succinctly pleasing to the eye.

The pencil includes pencil trunk 40 and a plurality of pencil branch 41, wherein, because the difference of pencil wrapping material, the line footpath of pencil is also different, and the pencil layout area is wider, need fix the connected node of pencil trunk 40 and pencil branch 41, improve the holistic installation stability of pencil, specifically, connecting seat 10 can be fixed in the mounting panel through joint, peg graft, connected modes such as threaded connection, be convenient for the selection and the location of pencil fixed node, make full use of space carries out the overall arrangement, avoid the pencil fixed back and peripheral spare part to take place to interfere, and the pencil is unsettled etc. influences the reliable fixed of pencil, improve the fixed reliability of pencil and holistic aesthetic property, wherein, the mounting panel can form in the frame of vehicle.

The base 20 and the connecting seat 10 are fixedly connected to form a supporting base for supporting the wiring harness, wherein the base 20 and the connecting seat 10 can be of an integrally formed structure, so that the assembly is simplified, and the structural strength of the supporting base is enhanced; also can assemble into a body structure through connection methods such as concatenation, unsmooth inlaying, joint, the user of being convenient for changes base 20 according to the demand, improves the convenience of dismouting and the practicality of supporting the base.

The guide shell 31 is fixedly connected with the base 20 and can be detachably fixedly connected through connection modes such as splicing connection and embedded connection, so that the guide shell 31 with different sizes and structures can be replaced conveniently, and is connected with the base 20 to form guide cavities 31a with different structures and sizes so as to meet the requirements of wire harnesses with different types, so that the wire harness trunks 40 with different wire diameters can be adapted and restrained, various installation environments can be matched, the reliable fixation of the wire harnesses and the ornamental performance of the wire harnesses are ensured, namely when the wire harness trunks 40 are arranged in the guide cavities 31a in a penetrating manner, the wire harness trunks 40 can be tightly attached to the cavity walls of the guide cavities 31a, the movement or shaking of the wire harness trunks 40 is limited, the installation stability of the wire harness trunks 40 in the guide cavities 31a is improved, the wire harness trunks 40 are prevented from being bent to generate interference, and meanwhile, the structure of the guide shell 31, such as the outer contour, is matched with the surrounding environment, the wiring harness is separated from peripheral parts, meanwhile, abrasion of the guide shell 31 in the using process is reduced, so that the service lives of the wiring harness and the guide shell 31 can be prolonged, the universality and the reliability of the wiring harness fixing device are improved, and the safety performance of a product using the wiring harness fixing device is improved.

The guide shell 31 is provided with guide wire passing holes 31b communicated with the guide cavity 31a, wherein the number of the guide wire passing holes 31b can be set according to the specific number of the wire harness branches 41, the guide wire passing holes 31b are used for the wire harness branches 41 to pass through for controlling the trend of the wire harness branches 41, when the guide wire passing holes 31b are provided in plurality, each wire harness branch 41 extends from the opposite sides of the wire harness trunk 40, the upper side of the wire harness trunk 40 and the like in each direction according to requirements and passes through the corresponding guide wire passing holes 31b, so that the trend consistency of each wire harness branch 41 is effectively controlled, the wire harness branches 41 are prevented from being mutually wound, the risk that each wire harness branch 41 interferes with each other to break is reduced, and the attractiveness of the whole fixed wire harness is improved.

In the technical proposal of the utility model, the connecting seat 10, the base 20 and the guiding component 30 are connected to ensure that the wiring harness is reliably fixed on the mounting plate, the structure is simple, the processing and the production are convenient, wherein, the base 20 and the guide shell 31 are fixedly connected to form the guide cavity 31a, on one hand, the base 20 and the guide shell 31 are connected to form the required guide cavity 31a, so as to satisfy different types of wire harnesses, improve the universality of the wire harness fixing device, on the other hand, the guide cavity 31a can limit the trend of the wire harness trunk 40 and restrict the wire harness trunks 40 with different wire diameters, improve the stability and reliability of the wire harness fixing, in addition, the guide wire passing hole 31b is formed in the guide shell 31, so that the trend of the wiring harness branches 41 is effectively controlled, the wiring harness branches 41 are prevented from being intertwined, the risk that the wiring harness branches 41 are interfered with each other to be broken is reduced, and the reliability of wiring harness fixing and the overall attractiveness are improved.

Referring to fig. 2, in an embodiment, the guide shell 31 includes a first side plate 32, a second side plate 33, and a transition plate 34 connected between the first side plate 32 and the second side plate 33, and free ends of the first side plate 32 and the second side plate 33 both extend toward the base 20 and are fixedly connected to the base 20, respectively, it can be understood that the first side plate 32 and the second side plate 33 are arranged in parallel, that is, the first side plate 32 and the second side plate 33 may be parallel to each other, or extension lines of the first side plate 32 and the second side plate 33 intersect, and are connected by the transition plate 34, so that the formed guide shell 31 is in a lateral through-hole structure, which facilitates the connection between the guide shell 31 and the base 20 to form a circumferentially closed guide cavity 31a, thereby ensuring the reliability and stability of the main trunk 40 of the wiring harness 40, wherein the cross-sectional area of the guide cavity 31a may be square, trapezoid, circular, etc. and is attached to the outer peripheral surface of the main trunk 40 of the wiring harness, thereby improving the installation stability of the harness trunk 40, reducing abrasion or scratch caused by movement or shaking, prolonging the service life of the harness and improving the use safety.

Specifically, in one embodiment, a plurality of guide wire passing holes 31b are provided, and the plurality of guide wire passing holes 31b are respectively opened in the first side plate 32, the second side plate 33 and the transition plate 34; it can be understood that, when the plurality of wire harness branches 41 are respectively located on the two opposite sides and above the wire harness trunk 40, the corresponding guiding wire passing holes 31b can be respectively formed in the first side plate 32, the second side plate 33 and the transition plate 34, so that the processing and the production are convenient, the trend of the wire harness branches 41 can be effectively controlled, the risk that the wire harness branches 41 interfere with each other to break is reduced, and the reliability and the attractiveness of wire harness fixation are improved. Of course, the present invention is not limited thereto, in other embodiments, the plurality of guiding line passing holes 31b are at least opened on at least one of the first side plate 32, the second side plate 33 and the transition plate 34, that is, the plurality of guiding line passing holes 31b are only opened on the first side plate 32 or the second side plate 33 or the transition plate 34, or opened on the first side plate 32 and the second side plate 33, or opened on the first side plate 32 and the transition plate 34, etc. according to the requirement.

Optionally, in an embodiment, the plurality of guiding wire passing holes 31b are opened at the joints of the first side plate 32 and the transition plate 34, and the second side plate 33 and the transition plate 34, it can be understood that, according to the distribution and extending direction of the wire harness branches 41 on the wire harness trunk 40, the corresponding guiding wire passing holes 31b are provided on the guiding shell 31, and the guiding wire passing holes 31b may be opened at the joints of the first side plate 32, the transition plate 34 and the second side plate 33, so as to ensure that the wire harness branches 41 smoothly pass through the guiding wire passing holes 31b, and improve the reliability and convenience of fixing the wire harness. Of course, the present invention is not limited thereto, and in other embodiments, the plurality of guiding wire passing holes 31b are formed at the connection position of the first side plate 32 and the transition plate 34, or at the connection position of the second side plate 33 and the transition plate 34.

Further, referring to fig. 2 in combination, in an embodiment, the transition plate 34 is an arc-shaped structure, so that the transition plate 34 can be tightly attached to the outer peripheral surface of the harness trunk 40, the stability and reliability of fixing the harness can be further ensured, and the structural cost can be reduced.

Optionally, in an embodiment, the first side plate 32, the second side plate 33 and the transition plate 34 are integrally formed, which is beneficial to processing, and improves the structural strength of the guide shell 31, and in addition, the guide shell 31 is an integrally formed structure, which is also convenient for assembling the guide shell 31 and the base 20, and effectively improves the assembling efficiency of the wire harness fixing device.

In order to facilitate assembly and meet the use requirements of different environments, referring to fig. 3, in an embodiment, the guide shell 31 includes a first shell 38 and a second shell 39, and the first shell 38 and the second shell 39 are detachably connected and fixedly connected to the base 20, respectively, it can be understood that the guide shell 31 is designed to be a structure formed by assembling the first shell 38 and the second shell 39, so as to fix the first shell 38 and the second shell 39, respectively, and meet the installation and cooperation of the wire harness with the first shell 38 and the second shell 39 and the installation and cooperation of the guide shell 31 with the surrounding environment, which is beneficial to improving the assembly efficiency and ensuring the reliable fixation of the wire harness.

Specifically, in an embodiment, the first housing 38 is provided with a fastening hole 38b, and the second housing 39 is provided with a fastening portion 39b connected to the fastening hole 38b, so that the first housing 38 and the second housing 39 can be assembled and fixed, and of course, other structures that can detachably connect the first housing 38 and the second housing 39 are also applicable to the present invention, such as insertion, scarf joint, etc.

Further, in an embodiment, the first housing 38 is provided with a first hole portion 38a, the second housing 39 is provided with a second hole portion 39a, and when the first housing 38 and the second housing 39 are connected, the first hole portion 38a and the second hole portion 39a are close to each other and form a guide wire passing hole 31b, wherein a mounting gap may be left between the first hole portion 38a and the second hole portion 39a, so that the guide wire passing hole 31b formed by the first hole portion 38a and the second hole portion 39a is adapted to wire harness branches 41 with different wire diameters while facilitating assembly, thereby improving mounting stability of the wire harness branches 41 in the guide wire passing hole 31b and improving versatility of the wire harness fixing device. Of course, in other embodiments, the first and second hole portions 38a and 39a are tightly connected.

In addition, other specific structures of the guide housing 31 assembled by the first housing 38 and the second housing 39 can be referred to the above description.

Referring to fig. 1 to 3, in an embodiment, the guiding assembly 30 further includes a guiding support 35, the guiding support 35 is convexly disposed on the guiding shell 31 and is communicated with the guiding wire passing hole 31b, so that the harness branches 41 can be supported and fixed at the corresponding guiding wire passing hole 31b, and the harness branches 41 can be extended out of the guiding wire passing hole 31b in order and with a certain support, wherein the guiding support 35 is a closed annular convex structure, can surround the harness branches 41 extended out of the guiding wire passing hole 31b, and extends the harness branches 41 in a certain direction, so as to avoid interference caused by bending of the harness itself, or interference caused by suspension, shaking and the like with other peripheral harness branches 41, parts and even harness fixing devices; the guide support 35 may have a convex structure having an escape notch through which the sub-branch branched from the harness branch 41 can be extended, on the basis of supporting the harness branch 41 extended out of the guide wire passing hole 31 b.

Optionally, in an embodiment, the guiding assembly 30 further includes a first connecting portion, the first connecting portion is disposed on the guiding shell 31, and the base 20 is provided with a second connecting portion detachably connected to the first connecting portion, so as to facilitate the detachment and installation of the guiding shell 31, and improve the assembly efficiency of the wire harness fixing device.

Specifically, referring to fig. 1 to 4, in an embodiment, the first connecting portion is a fastening portion 36, the second connecting portion is a through hole 23 penetrating through the base 20, and the fastening portion 36 is clamped in the through hole 23, it can be understood that, taking the guide shell 31 as an integral structure as an example, as shown in fig. 2, two fastening portions 36 are provided, and are respectively connected to one ends of the first side plate 32 and the second side plate 33, which are far away from the transition plate 34, two through holes 23 are provided on the base 20, so as to cooperate with the two fastening portions 36, so that the guide shell 31 is fastened with the through hole 23 of the base 20 through the fastening portion 36, and the guide shell 31 and the base 20 are fixed to each other.

Further, in an embodiment, the side of the guide shell 31 is provided with a limiting protrusion 37, when the fastening portion 36 is fastened to the through hole 23, the limiting protrusion 37 and the fastening portion 36 clamp the opposite surface of the base 20 to limit the movement of the guide shell 31 relative to the base 20, that is, the inner wall surface and the outer wall surface of the guide shell 31 can be provided with the limiting protrusion 37, when the guide shell 31 and the base 20 are fixedly connected, the limiting protrusion 37 performs limiting abutment from the outer side and/or the inner side, so that the effective contact area is large, the limiting effect is good, the matching fastening portion 36 clamps the opposite surface of the base 20 together, the connection stability of the guide shell 31 and the base 20 is improved, and the connection strength of the guide shell 31 and the base 20 is improved.

Referring to fig. 2 to 5, in an embodiment, the connection socket 10 includes a first substrate 11, a second substrate 12 and a fixing portion 14, the fixing portion 14 is disposed on a side of the second substrate 12 away from the first substrate 11 and is configured to be fixedly connected to a mounting board, the first substrate 11 is connected to the second substrate 12 and forms a connection cavity 13b configured as a lateral opening 13a, a clamping structure 21 is disposed on a side of the base 20 facing the connection socket 10 and adapted to the connection cavity 13b, such that the base 20 enters the connection cavity 13b through the opening 13a, and is clamped in the connection cavity 13b by the clamping structure 21 to fix the connection socket 10 and the base 20, which is not limited to this, in other embodiments, the connection socket 10 includes the first substrate 11 and the fixing portion 14, the fixing portion 14 is disposed on a side of the first substrate 11, and a clamping groove adapted to the clamping structure 21 is disposed on another side of the first substrate 11, the base 20 can be fixedly connected with the connecting seat 10.

Specifically, in an embodiment, the first substrate 11 is provided with an avoiding opening 11a communicated with the connecting cavity 13b, the clamping structure 21 includes a locking hook portion 22, the clamping structure 21 extends into the connecting cavity 13b through the opening 13a, and is buckled in the avoiding opening 11a through the locking hook portion 22, the locking hook portion 22 and the avoiding opening 11a are detachably connected, the connection stability and the connection strength of the base 20 and the connecting seat 10 are improved, the base 20 is convenient to disassemble and assemble, the bases 20 of different models are replaced, the base 20 and the connecting seat 10 are separated and installed, the universality of the wire harness fixing device is improved, and the wire harness fixing device is suitable for wire harnesses of different types.

Referring to fig. 1 to 2, in an embodiment, the fixing portion 14 includes a fixing post 14a and an anti-separation portion 14b disposed on an outer peripheral surface of the fixing post 14a, the mounting plate has a through hole, the fixing post 14a penetrates the through hole, and the anti-separation portion 14b is clamped in the through hole, so that the fixing of the connecting seat 10 and the mounting plate can be realized only by forming the through hole on the mounting plate, and the fixing portion 14 can be disposed in a plurality of numbers, for example, two fixing portions are disposed in the second substrate 12 side by side, so that the fixing of the connecting seat 10 is safer and more reliable.

Specifically, in one embodiment, the retaining portion 14b has an elastic property, when the fixing post 14a extends into the through hole, the retaining portion 14b is deformed by a force and passes through the through hole, and when the retaining portion 14b completely passes through the through hole, the retaining portion 14b is deformed to be clamped on one side of the mounting plate, so as to prevent the fixing portion 14 from being separated from the mounting plate. Of course, other specific structures of the fixing portion 14 that can fix the connecting seat 10 to the mounting plate are also applicable to the present invention.

The utility model discloses still provide a vehicle, this vehicle includes pencil fixing device, and this pencil fixing device's concrete structure refers to above-mentioned embodiment, because this vehicle has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer gives unnecessary detail here.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (13)

1. A wire harness fixing device for fixing a wire harness on a mounting plate, the wire harness including a wire harness trunk and a plurality of wire harness branches, the wire harness fixing device comprising:

the connecting seat is fixedly connected with the mounting plate;

the base is fixedly arranged on the connecting seat; and

the guiding assembly comprises a guiding shell, the guiding shell is fixedly connected with the base and forms a guiding cavity for constraining the trunk of the wiring harness, and the guiding shell is provided with a guiding wire passing hole communicated with the guiding cavity to control the trend of the branches of the wiring harness.

2. The wire harness fixing device according to claim 1, wherein the guide housing includes a first side plate, a second side plate and a transition plate connected between the first side plate and the second side plate, and free ends of the first side plate and the second side plate extend toward the base and are respectively fixedly connected with the base.

3. The wire harness fixing device according to claim 2, wherein a plurality of the guide wire passing holes are provided, and the plurality of the guide wire passing holes are respectively provided in the first side plate, the second side plate and the transition plate;

and/or the plurality of guide wire passing holes are formed in the joints of the first side plate and the transition plate and the joints of the second side plate and the transition plate.

4. The wire harness fixing device according to claim 1, wherein the guide housing includes a first housing and a second housing, the first housing and the second housing being detachably connected and fixedly connected to the base, respectively.

5. The wire harness fixing device according to claim 4, wherein the first housing is provided with a first hole portion, the second housing is provided with a second hole portion, and the first hole portion and the second hole portion are close to each other and form the guide wire passing hole when the first housing and the second housing are coupled.

6. The wire harness fixing device according to claim 1, wherein the guide assembly further comprises a guide support member protruding from the guide housing and communicating with the guide wire passing hole.

7. The wire harness securing device according to claim 1, wherein the guide assembly further comprises a first connecting portion provided to the guide housing, the base being provided with a second connecting portion detachably connected to the first connecting portion.

8. The wire harness fixing device according to claim 7, wherein the first connecting portion is a buckle portion, the second connecting portion is a through hole penetrating the base, and the buckle portion is engaged with the through hole.

9. The wire harness fixing device according to claim 8, wherein a side portion of the guide housing is provided with a stopper protrusion, and when the fastening portion is fastened to the through hole, the stopper protrusion and the fastening portion clamp an opposite surface of the base to cooperatively restrict movement of the guide housing with respect to the base.

10. The device for fixing a wire harness according to claim 1, wherein the connecting base includes a first base plate, a second base plate, and a fixing portion, the fixing portion is disposed on a side of the second base plate facing away from the first base plate and is configured to be fixedly connected to the mounting plate, the first base plate and the second base plate are connected to form a connecting cavity with a lateral opening, and a clamping structure adapted to the connecting cavity is disposed on a side of the base facing the connecting base.

11. The wire harness fixing device according to claim 10, wherein the first substrate is provided with an avoidance port communicating with the connection chamber, the latch structure includes a latch hook portion, the latch structure extends into the connection chamber through the opening, and is fastened to the avoidance port through the latch hook portion.

12. The wire harness fixing device according to claim 10, wherein the fixing portion includes a fixing post and an anti-slip portion provided on an outer peripheral surface of the fixing post, the mounting plate is provided with a through hole, the fixing post is inserted through the through hole, and the anti-slip portion is engaged with the through hole.

13. A vehicle characterized by comprising the wire harness fixing device according to any one of claims 1 to 12.

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