Vehicle door lock inhaul cable assembly and vehicle

By designing the fixed structure of the door lock cable assembly, the movement of the sheath end is restricted, and the problem of abnormal noise of the door lock cable is solved, improving the experience of the vehicle when opening the door.

CN222823046UActive Publication Date: 2025-05-02BYD TOYOTA EV TECH CO LTD
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Patent Information

Application Number
CN202421529306.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-28
Publication Date
2025-05-02
Estimated Expiration
2034-06-28

AI Technical Summary

Technical Problem

The door lock cable is prone to abnormal noise during movement, resulting in a worse experience when the vehicle opens the door.

Method used

A door lock cable assembly is designed, including cable sheath, sheath end and fixing structure. The sheath end has an annular recess, through the fitting of the first and second fixing members, the axial and radial movement of the sheath end is restricted to avoid abnormal noise.

Benefits of technology

The sheath ends are fixed axially and radially through the fixed structure, which effectively avoids abnormal noise caused by the movement of the lock cable and improves the experience of the vehicle when opening the door.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a vehicle door lock inhaul cable assembly and a vehicle. The automobile door lock inhaul cable assembly comprises an inhaul cable protective sleeve, a protective sleeve end and a fixing structure, the protective sleeve end is provided with an annular concave part, the fixing structure comprises a first fixing piece and a second fixing piece, the first fixing piece is provided with a first groove, the second fixing piece is provided with a second groove used for being connected with the annular concave part in a clamped mode, and the annular concave part is provided with a second groove used for being connected with the annular concave part in a clamped mode. The opening direction of the second groove is the same as the opening direction of the first groove, the opening end of the first groove is provided with a limiting part used for limiting the sheath end from being separated from the opening of the second groove, and the groove wall of the first groove, the groove wall of the second groove and the limiting part jointly define an installation space. The mounting space is used for limiting the radial movement of the sheath end, the opening direction of the first groove and the opening direction of the second groove jointly define a mounting inlet, and the sheath end enters the mounting space from the mounting inlet.
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Description

Technical Field

[0001] The present disclosure relates to the technical field of vehicles, and in particular to a door lock cable assembly and a vehicle. Background Art

[0002] In a vehicle, a door handle and a door lock mechanism are provided on the door. The door handle and the door lock mechanism are connected by a door lock cable provided in the door. By controlling the door handle, the door lock cable moves and acts on the door lock mechanism, so that the door lock mechanism can be switched between the locked and unlocked positions.

[0003] In the related art, the door lock cable is prone to make abnormal noises during movement, resulting in a poor experience when opening the vehicle door. Utility Model Content

[0004] The purpose of the present disclosure is to provide a door lock cable assembly and a vehicle to solve the technical problems existing in the related art.

[0005] In order to achieve the above-mentioned objectives, the first aspect of the present disclosure provides a vehicle door lock cable assembly, the vehicle door lock cable assembly includes a cable sheath, a sheath end head fixed to one end of the cable sheath, and a fixing structure, the sheath end head has an annular recessed portion arranged circumferentially; the fixing structure includes a first fixing piece and a second fixing piece for fixing the sheath end head, the first fixing piece is provided with a first groove for the sheath end head to pass through, the second fixing piece is provided with a second groove for clamping the annular recessed portion, the opening direction of the second groove is the same as the opening direction of the first groove, the opening end of the first groove is provided with a limiting portion for limiting the sheath end head from escaping from the opening of the second groove, the groove wall of the first groove, the groove wall of the second groove and the limiting portion jointly define an installation space, the installation space is used to accommodate the sheath end head and limit the radial movement of the sheath end head, the opening of the first groove and the opening direction of the second groove jointly define an installation entrance, and the sheath end head enters the installation space from the installation entrance.

[0006] Optionally, the first fixing member includes a first stop bar and a second stop bar that are arranged opposite to each other, one end of the first stop bar and one end of the second stop bar are both suitable for being arranged on the mounting substrate, and the first groove is defined between the first stop bar and the second stop bar; the limiting portion includes a first limiting portion arranged at the other end of the first stop bar and a second limiting portion arranged at the other end of the second stop bar, and the distance between the first limiting portion and the second limiting portion is smaller than the distance between the first stop bar and the second stop bar; at least one of the first stop bar, the second stop bar, the first limiting portion and the second limiting portion is elastic.

[0007] Optionally, the side of the first limiting portion facing the mounting substrate is configured as an arc surface matched with the circumferential surface of the sheath end head, and the side of the second limiting portion facing the mounting substrate is configured as an arc surface matched with the circumferential surface of the sheath end head.

[0008] Optionally, along a direction from the mounting substrate toward an opening of the first groove, a distance between the first barrier strip and the second barrier strip gradually decreases.

[0009] Optionally, the door lock cable assembly also includes a cable locking wire and a locking wire end fixed at one end of the cable locking wire, the cable sheath is covered over the cable locking wire, and the fixing structure also includes a third fixing member, the third fixing member is provided with a guide sliding hole for the locking wire end to slide, and the axis of the guide sliding hole is colinear with the axis of the installation space.

[0010] Optionally, the hole wall of the guide sliding hole is provided with at least one oil storage groove, and a plurality of the oil storage grooves are evenly distributed on the hole wall of the guide sliding hole around the axis circumference of the guide sliding hole.

[0011] Optionally, the oil storage groove extends along the axial direction of the guide slide hole and passes through the third fixing member.

[0012] Optionally, the third fixing member is an elastic member, and one side of the guide sliding hole in the radial direction penetrates the third fixing member to form a sliding hole opening, and the opening direction of the sliding hole opening is the same as the opening direction of the first groove.

[0013] In a second aspect, the present disclosure provides a vehicle, which includes a door guard plate, wherein the door guard plate includes a mounting substrate and the above-mentioned door lock cable assembly, and the fixing structure is arranged on the mounting substrate.

[0014] Optionally, the mounting substrate and the fixing structure are formed integrally.

[0015] Through the above technical solution, the sheath end can be pressed from the opening of the first groove and the second groove to the first groove and the second groove, and the annular recessed portion of the sheath end is clamped in the second groove to limit the movement of the sheath end in the axial direction. At the same time, the movement of the sheath end in directions other than the opening direction of the second groove can also be limited. In addition, the limiting portion of the first groove can limit the movement of the sheath end in the opening direction of the first groove, so that the groove wall of the first groove, the groove wall of the second groove and the limiting portion together constitute the hole wall of the installation space to define the installation space. The installation space is used to limit the radial movement of the sheath end, so that the axial fixation and radial fixation of the sheath end are achieved through the first fixing member and the second fixing member, avoiding abnormal noise caused by the movement of the sheath end. In addition, since the first fixing member and the second fixing member are two independent components, respectively at different positions of the sheath end, the spacing between the fixing positions of the first fixing member and the second fixing member on the sheath end can be longer, so that a longer sheath end can be adapted.

[0016] Other features and advantages of the present disclosure will be described in detail in the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present disclosure and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present disclosure but do not constitute a limitation of the present disclosure. In the accompanying drawings:

[0018] Figure 1 is a partial schematic diagram of a vehicle door guard provided by an exemplary embodiment of the present disclosure, wherein a fixing structure and a mounting base plate are shown;

[0019] Figure 2 is a structural schematic diagram of a cable end provided by an exemplary embodiment of the present disclosure being installed on a fixed structure;

[0020] Figure 3 is a partial cross-sectional schematic diagram of a door guard plate provided by an exemplary embodiment of the present disclosure with a cable end installed, wherein a cross-sectional structure of a first fixing member is shown;

[0021] Figure 4 It is a partial cross-sectional schematic diagram of a vehicle door guard plate provided with a cable end installed according to an exemplary embodiment of the present disclosure, wherein a cross-sectional structural schematic diagram of a third fixing member is shown.

[0022] Description of Reference Numerals

[0023] 110-sheath end; 111-annular recess;

[0024] 200- Cable lock wire; 210- Lock wire end;

[0025] 300-mounting substrate;

[0026] 400-first fixing member; 401-first groove; 410-first gear bar; 420-second gear bar; 430-limiting portion; 431-first limiting portion; 432-second limiting portion;

[0027] 500 - second fixing member; 501 - second groove;

[0028] 600- fourth fixing member; 601- third groove;

[0029] 700 - third fixing member; 710 - guide sliding hole; 720 - oil storage tank; 730 - sliding hole opening; 740 - support rib. DETAILED DESCRIPTION

[0030] The specific implementation of the present disclosure is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described herein is only used to illustrate and explain the present disclosure, and is not used to limit the present disclosure.

[0031] In the description of the present disclosure, it is to be understood that the terms "inside" and "outside" refer to the inside and outside of the corresponding structural contour. In addition, the terms "first", "second", etc. are only used to distinguish one element from another element, and have no order or importance.

[0032] In the description of the present disclosure, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "connect", "connected", and "installed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present disclosure can be understood according to specific circumstances.

[0033] like Figures 1 to 4As shown, the present disclosure provides a vehicle door lock cable assembly in the first aspect, the vehicle door lock cable assembly includes a cable sheath, a sheath end 110 fixed to one end of the cable sheath, and a fixing structure, the sheath end 110 has a circumferentially arranged annular recessed portion 111, the fixing structure is suitable for being arranged on a side plate surface of a mounting substrate 300, the fixing structure includes a first fixing member 400 and a second fixing member 500 for fixing the sheath end 110, the first fixing member 400 is provided with a first groove 401 for the sheath end 110 to pass through, the second fixing member 500 is provided with a first groove 401 for clamping the annular recessed portion 111 The second groove 501, the opening direction of the second groove 501 is the same as the opening direction of the first groove 401, the opening end of the first groove 401 is provided with a limiting portion 430 for limiting the sheath end 110 from escaping from the opening of the second groove 501, the groove wall of the first groove 401, the groove wall of the second groove 501 and the limiting portion 430 jointly define an installation space, the installation space is used to accommodate the sheath end 110 and limit the radial movement of the sheath end 110, the opening of the first groove 401 and the opening direction of the second groove 501 jointly define an installation entrance, and the sheath end 110 enters the installation space from the installation entrance.

[0034] Through the above scheme, the sheath end 110 can be pressed from the opening of the first groove 401 and the second groove 501 to the first groove 401 and the second groove 501, and the annular recessed portion 111 of the sheath end 110 is engaged with the second groove 501 to limit the movement of the sheath end 110 in the axial direction. At the same time, the movement of the sheath end 110 in directions other than the opening direction of the second groove 501 can also be limited. In addition, the limiting portion 430 of the first groove 401 can limit the movement of the sheath end 110 in the direction of Move toward the opening direction of the first groove 401, so that the groove wall of the first groove 401, the groove wall of the second groove 501 and the limiting portion 430 together constitute the hole wall of the installation space to define the installation space. When the sheath end 110 is located in the installation space, the installation space can limit the radial movement of the sheath end 110, so that the axial fixation and radial fixation of the sheath end 110 are achieved through the above-mentioned first fixing member 400 and the second fixing member 500, avoiding abnormal noise caused by the movement of the sheath end 110. In addition, since the first fixing member 400 and the second fixing member 500 are two independent components, respectively at different positions of the sheath end 110, the spacing between the fixing positions of the first fixing member 400 and the second fixing member 500 on the sheath end 110 can be longer, so that a longer sheath end 110 can be adapted.

[0035] It should be noted that when the fixing structure is applied to a vehicle door, the fixing structure can be fixed on a mounting substrate 300 so that the mounting substrate 300 serves as a mounting base for the fixing structure. The mounting substrate 300 can be any component on the vehicle door.

[0036] In some optional embodiments, the opening direction of the first groove 401 and the opening direction of the second groove 501 are both oriented in the direction away from the mounting substrate 300, that is, the mounting entrance is oriented in the direction away from the mounting substrate 300. When the sheath end 110 is pressed from the opening of the first groove 401 and the opening of the second groove 501 into the first groove 401 and the second groove 501, that is, when the sheath end 110 is pressed from the mounting entrance to the mounting space, the direction away from the mounting substrate 300 can be less interfered by the mounting substrate 300, which is more convenient to operate.

[0037] Of course, in other embodiments, the opening direction of the first groove 401 and the opening of the second groove 501 may also be set in other directions, such as a direction parallel to the board surface of the mounting substrate 300 or a direction inclined to the board surface of the mounting substrate 300 .

[0038] like Figure 3 As shown, in some optional embodiments, the first fixing member 400 includes a first stop bar 410 and a second stop bar 420 that are relatively arranged, one end of the first stop bar 410 and one end of the second stop bar 420 are both suitable for being arranged on the mounting substrate 300, and a first groove 401 is defined between the first stop bar 410 and the second stop bar 420; the limiting portion 430 includes a first limiting portion 431 arranged at the other end of the first stop bar 410 and a second limiting portion 432 arranged at the other end of the second stop bar 420, and the spacing between the first limiting portion 431 and the second limiting portion 432 is smaller than the spacing between the first stop bar 410 and the second stop bar 420; at least one of the first stop bar 410, the second stop bar 420, the first limiting portion 431 and the second limiting portion 432 is elastic.

[0039] By setting the first fixing member 400 as the first stop bar 410 and the second stop bar 420, the sheath end 110 can be set in the first groove 401 defined between the first stop bar 410 and the second stop bar 420. The first stop bar 410 and the second stop bar 420 can limit the partial radial movement of the sheath end 110. At the same time, the gap between the first limit portion 431 and the second limit portion 432 forms the opening of the first groove 401. The spacing between the first limit portion 431 and the second limit portion 432 is smaller than the spacing between the first stop bar 410 and the second stop bar 420, which can prevent the sheath end 110 from escaping from the opening of the first groove 401. At least one of the first stop bar 410, the second stop bar 420, the first limit portion 431 and the second limit portion 432 is set to have elasticity, so that the sheath end 110 can be more conveniently installed in the gap between the first stop bar 410 and the second stop bar 420.

[0040] In some optional embodiments, the first limiting portion 431 is configured as an arc surface matching the circumferential surface of the sheath end 110 on the side facing the mounting substrate 300, and the second limiting portion 432 is configured as an arc surface matching the circumferential surface of the sheath end 110 on the side facing the mounting substrate 300. When the sheath end 110 is arranged in the first groove 401, the first limiting portion 431 and the second limiting portion 432 are facing the side of the mounting substrate 300 towards the sheath end 110 and can fit with the sheath end 110, thereby increasing the contact area between the first limiting portion 431 and the second limiting portion 432 and the sheath end 110 on the one hand, and reducing the swing of the sheath end 110 at the first limiting portion 431 and the second limiting portion 432. At the same time, on the other hand, the arc surface can have a gathering effect on the sheath end 110, providing the sheath end 110 with a force away from the opening direction of the first groove 401, further preventing the sheath end 110 from escaping from the gap between the first limiting portion 431 and the second limiting portion 432, that is, preventing the sheath end 110 from escaping from the first groove 401.

[0041] In some optional embodiments, the spacing between the first stop bar 410 and the second stop bar 420 gradually decreases along the direction from the mounting substrate 300 toward the opening of the first groove 401. This makes the cross section of the gap between the first stop bar 410 and the second stop bar 420 conical, and the first stop bar 410 and the second stop bar 420 can also apply a force to the sheath end 110 in a direction away from the opening of the first groove 401, further reducing the sheath end 110 from falling off from the opening of the first groove 401.

[0042] In some optional embodiments, the groove bottom of the second groove 501 is an arc-shaped groove bottom, and the diameter and width of the arc-shaped groove bottom are adapted to the diameter and width of the annular recessed portion 111. The arc-shaped groove bottom can have a larger contact area with the annular recessed portion 111, and the arc-shaped groove bottom can better fix and limit the annular recessed portion 111.

[0043] In order to better fix the sheath end 110, in some optional embodiments, the fixing structure also includes a fourth fixing member 600 for fixing the sheath end 110, the first fixing member 400 is located between the fourth fixing member 600 and the second fixing member 500, the fourth fixing member 600 is provided with a third groove 601, the opening direction of the third groove 601 is the same as the opening direction of the second groove 501, the groove wall of the first groove 401, the groove wall of the second groove 501, the groove wall of the third groove 601 and the limiting portion 430 jointly define an installation space.

[0044] The third groove 601 and the second groove 501 are respectively located on both sides of the first groove 401. The third groove 601 and the second groove 501 can respectively limit and support different positions of the sheath end 110, and cooperate with the second groove 501 to realize radial movement of the sheath end 110, so that the sheath end 110 is installed on the fixed structure more stably.

[0045] like Figures 1 to 4 As shown, the above-mentioned vehicle door lock cable assembly also includes a lock wire end 210 fixed at one end of the cable lock wire 200, and the cable sheath is covered on the outside of the cable lock wire 200. The fixing structure provided in this embodiment can also be used to limit the lock wire end 210. Specifically, the fixing structure also includes a third fixing member 700, and the third fixing member 700 is provided with a guide slide hole 710 for the lock wire end 210 to slide, and the axis of the guide slide hole 710 is colinear with the axis of the installation space.

[0046] By providing the third fixing member 700 and opening the guide sliding hole 710, the wire locking end 210 slides along the axis of the guide sliding hole 710, and the hole wall of the guide sliding hole 710 limits the radial movement of the wire locking end 210. The axis of the guide sliding hole 710 is colinear with the axis of the installation space, which can reduce the friction between the cable locking wire 200 and the sheath end 110, reduce the abnormal noise caused by friction, and also make the cable locking wire 200 move more smoothly.

[0047] It should be noted that the lock wire end 210 is usually used to connect the door handle or door lock mechanism on the vehicle door, and the linkage between the door handle and the door lock mechanism is achieved through the movement of the lock wire end 210 and the cable lock wire 200.

[0048] In order to enable the wire locking end 210 to slide smoothly in the guide sliding hole 710 , lubricating grease is applied inside the guide sliding hole 710 to reduce the friction between the wire locking end 210 and the hole wall of the guide sliding hole 710 .

[0049] During the sliding process, the wire locking end 210 exerts an extrusion force on the lubricating grease, and the lubricating grease is easily squeezed out of the guide sliding hole 710, resulting in a reduction in the lubricating grease between the wire locking end 210 and the guide sliding hole 710. Therefore, after the wire locking end 210 is used for a long time, it is easy to cause dry grinding with the hole wall of the guide sliding hole 710 to produce abnormal noise. In view of this, in some optional embodiments, the hole wall of the guide sliding hole 710 is provided with at least one oil storage tank 720. The oil storage tank 720 can store lubricating grease, and the wire locking end 210 will not squeeze the lubricating grease in the oil storage tank 720 out of the guide sliding hole 710. In this way, the lubricating grease in the oil storage tank 720 can provide lubrication for the wire locking end 210 for a longer time, reducing the probability of abnormal noise between the wire locking end 210 and the guide sliding hole 710.

[0050] In some optional embodiments, a plurality of oil storage grooves 720 are evenly distributed on the wall of the guide slide hole 710 around the axis of the guide slide hole 710. This arrangement can provide lubricating oil to different positions of the locking wire end 210 more evenly, further reducing the probability of abnormal noise between the locking wire end 210 and the guide slide hole 710.

[0051] Regarding the specific structure of the oil storage tank 720, in some optional embodiments, the oil storage tank 720 extends along the axial direction of the guide slide hole 710 and penetrates the third fixing member 700. This arrangement makes it easier to add lubricating oil to the oil storage tank 720. At the same time, the oil storage tank 720 can be made longer, and more lubricating grease can be stored in the oil storage tank 720, providing a better lubrication effect for the locking wire end 210.

[0052] However, in other embodiments, the oil storage tank 720 may not penetrate the third fixing member 700 .

[0053] In some optional embodiments, the third fixing member 700 is an elastic member, and one side of the guide slide hole 710 in the radial direction penetrates the third fixing member 700 to form a slide hole opening 730 , and the opening direction of the slide hole opening 730 is the same as the opening direction of the first groove 401 .

[0054] The third fixing member 700 is configured as an elastic member, so that the locking wire end 210 can be squeezed into the guide sliding hole 710 from the sliding hole opening 730 more easily. In other optional embodiments, only a portion of the third fixing member 700 can be configured as an elastic member, for example, a portion of the third fixing member 700 close to the sliding hole opening 730 is configured as an elastic member, so that the third fixing member 700 can provide sufficient radial limiting force for the locking wire end 210, and can also facilitate the locking wire end 210 to squeeze into the guide sliding hole 710 from the sliding hole opening 730.

[0055] It should be noted that the sliding hole opening 730 is arranged along the axial direction of the guide sliding hole 710 and penetrates the third fixing member 700 .

[0056] In some optional embodiments, a plurality of support ribs 740 are provided on the third fixing member 700, and the support ribs 740 are distributed on the third fixing member 700 at opposite sides of the slide hole opening 730. The support ribs 740 can provide support force for the hole wall of the guide slide hole 710, thereby preventing the hole diameter of the guide slide hole 710 from becoming larger during use.

[0057] Based on the above-mentioned vehicle door lock cable assembly, the present disclosure provides a vehicle in a second aspect, the vehicle comprising a mounting substrate 300 and the above-mentioned vehicle door lock cable assembly, wherein the fixing structure is arranged on the mounting substrate 300. When the vehicle door lock cable assembly is applied to a vehicle, the vehicle can have all the beneficial effects of the above-mentioned vehicle door lock cable assembly, which will not be repeated here.

[0058] In some optional embodiments, the mounting substrate 300 and the fixing structure are integrally formed.

[0059] In the related art, the fixing structure is usually set on the sheet metal of the door. Since the sheet metal is made of metal and the fixing structure is made of non-metallic material, the fixing structure can only be fixed on the sheet metal by installation, which increases the number of parts of the whole vehicle and takes a long time to produce and assemble. The material of the door guard is usually non-metallic material. Therefore, in this embodiment, the fixing structure is set on the mounting base plate 300, and the fixing structure and the mounting base plate 300 are integrally formed, which reduces the number of parts of the whole vehicle.

[0060] The preferred embodiments of the present disclosure are described in detail above in conjunction with the accompanying drawings; however, the present disclosure is not limited to the specific details in the above embodiments. Within the technical concept of the present disclosure, a variety of simple modifications can be made to the technical solution of the present disclosure, and these simple modifications all fall within the protection scope of the present disclosure.

[0061] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present disclosure will not further describe various possible combinations.

[0062] In addition, various embodiments of the present disclosure may be arbitrarily combined, and as long as they do not violate the concept of the present disclosure, they should also be regarded as the contents disclosed by the present disclosure.

Claims

1. A door lock cable assembly, characterized in that: The door lock cable assembly comprises a cable sheath, a sheath end fixed to one end of the cable sheath, and a fixing structure, wherein the sheath end has an annular recessed portion arranged circumferentially; The fixing structure includes a first fixing member and a second fixing member for fixing the sheath end head, the first fixing member is provided with a first groove for the sheath end head to pass through, the second fixing member is provided with a second groove for clamping the annular recessed portion, the opening direction of the second groove is the same as the opening direction of the first groove, the opening end of the first groove is provided with a limiting portion for limiting the sheath end head from escaping from the opening of the second groove, the groove wall of the first groove, the groove wall of the second groove and the limiting portion jointly define an installation space, the installation space is used to accommodate the sheath end head and limit the radial movement of the sheath end head, the opening of the first groove and the opening direction of the second groove jointly define an installation entrance, and the sheath end head enters the installation space from the installation entrance.

2. The door lock cable assembly according to claim 1, characterized in that: The first fixing member comprises a first stop bar and a second stop bar which are arranged opposite to each other, one end of the first stop bar and one end of the second stop bar are both suitable for being arranged on the mounting substrate, and the first groove is defined between the first stop bar and the second stop bar; The limiting portion includes a first limiting portion arranged at the other end of the first gear bar and a second limiting portion arranged at the other end of the second gear bar, and the distance between the first limiting portion and the second limiting portion is smaller than the distance between the first gear bar and the second gear bar; At least one of the first gear bar, the second gear bar, the first limiting portion and the second limiting portion is elastic.

3. The door lock cable assembly according to claim 2, characterized in that: The side of the first limiting portion facing the mounting substrate is configured as an arc surface matched with the circumferential surface of the sheath end head, and the side of the second limiting portion facing the mounting substrate is configured as an arc surface matched with the circumferential surface of the sheath end head.

4. The vehicle door lock cable assembly according to claim 2, characterized in that: Along a direction from the mounting substrate toward an opening of the first groove, a distance between the first barrier rib and the second barrier rib gradually decreases.

5. The vehicle door lock cable assembly according to any one of claims 1 to 4, characterized in that: The door lock cable assembly also includes a cable locking wire and a locking wire end fixed at one end of the cable locking wire, the cable sheath is covered over the cable locking wire, and the fixing structure also includes a third fixing member, the third fixing member is provided with a guide sliding hole for the locking wire end to slide, and the axis of the guide sliding hole is colinear with the axis of the installation space.

6. The vehicle door lock cable assembly according to claim 5, characterized in that: The hole wall of the guide sliding hole is provided with at least one oil storage groove, and a plurality of the oil storage grooves are evenly distributed on the hole wall of the guide sliding hole around the axis circumference of the guide sliding hole.

7. The vehicle door lock cable assembly according to claim 6, characterized in that: The oil storage groove extends along the axial direction of the guide sliding hole and penetrates the third fixing member.

8. The vehicle door lock cable assembly according to claim 5, characterized in that: The third fixing member is an elastic member, and one side of the guide sliding hole in the radial direction penetrates the third fixing member to form a sliding hole opening, and the opening direction of the sliding hole opening is the same as the opening direction of the first groove.

9. A vehicle, characterized in that: It comprises a vehicle door guard plate, the vehicle door guard plate comprises a mounting substrate and a vehicle door lock cable assembly according to any one of claims 1 to 8, and the fixing structure is arranged on the mounting substrate.

10. The vehicle according to claim 9, characterized in that The mounting substrate and the fixing structure are integrally formed.