Gear shifting inhaul cable core wire connector

Abstract

The utility model belongs to the technical field of automobile gear shifting mechanisms, and particularly relates to a gear shifting inhaul cable core wire connector which comprises a plastic connector, a mounting frame is arranged on one side of the plastic connector, a first fixing hole is formed in the top of the mounting frame, a fixing rod is arranged in the first fixing hole, and forward threads are arranged on the upper portion of the outer surface of the fixing rod. The plastic joint, the mounting frame, the first fixing hole, the fixing rod, the forward thread, the forward locking nut, the reverse thread, the reverse locking nut, the metal rod, the convex block and the second fixing hole are matched with one another, so that the metal rod and the plastic joint are detachably arranged; through mutual cooperation of the first base material layer, the reinforcing layer, the reinforcing holes, the reinforcing ribs and the second base material layer, the deformation resistance of the metal rod is greatly improved, and the problem that the metal rod is prone to deformation or damage when the gear shifting inhaul cable core wire connector is subjected to large impact in the long-term use process is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile shifting mechanisms, in particular to a core wire connector for a shifting cable. Background Art

[0002] As is known to all, when the speed and gear of a car are not coordinated, the gear needs to be shifted, or when the car is parked or not started, the gear needs to be engaged. In order to realize the shift of each gear in the transmission of the car, a shift control device is generally required. The shift control device is usually connected to the transmission with a shift cable, and the shift force is transmitted through the cable to complete the shift action of the vehicle. The shift cable is generally connected to the transmission with a shift cable joint;

[0003] The existing patent number CN201944092U discloses a car shift cable connector structure, including a metal rod, one end of the metal rod is provided with a threaded connection hole, the other end of the metal rod is injection-molded and connected to a plastic joint, the plastic joint has a pull hole, and a rubber ring is sleeved in the pull hole. The characteristic is that the rubber ring has flanges covering the sides of the pull hole, the edges of the pull hole are provided with snap-fit ​​grooves, and the rubber ring is provided with snap-fit ​​protrusions that can be assembled into the snap-fit ​​grooves. The utility model has the advantage of high reliability of connection between the rubber ring and the pull hole. With the connector of the utility model, the rubber ring is not easy to deform or fall off, and can play a good protective role on the connecting component matched in the pull hole, thereby extending the service life of the shift cable mechanism.

[0004] The prior art has the following problems:

[0005] 1. The existing shift cable core wire connector has a metal rod and a plastic connector that are integrated and cannot be disassembled. This also means that when the plastic connector is damaged or broken during use, the shift cable core wire connector needs to be replaced as a whole, which indirectly increases the use cost of the shift cable core wire connector and cannot meet the use requirements;

[0006] 2. The metal rod of the existing shift cable core wire joint has a not particularly ideal anti-deformation performance. This also leads to the problem that the metal rod is easily deformed or damaged when facing a large impact during long-term use of the shift cable core wire joint, which indirectly reduces the practicality of the shift cable core wire joint and is inconvenient to promote. Utility Model Content

[0007] In view of the deficiencies in the prior art, the utility model provides a shift cable core wire joint, which solves the current problems that when the plastic joint is damaged or broken during use, the shift cable core wire joint needs to be replaced as a whole, and the metal rod's anti-deformation performance is not particularly ideal, resulting in the shift cable core wire joint being easily deformed or damaged when facing a large impact during long-term use.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a shift cable core wire connector, comprising a plastic connector, a mounting frame is provided on one side of the plastic connector, a first fixing hole is provided on the top of the mounting frame, a fixing rod is provided inside the first fixing hole, a positive thread is provided above the outer surface of the fixing rod, a positive locking nut is provided on the outer surface of the positive thread of the fixing rod, a reverse thread is provided below the outer surface of the fixing rod, a reverse locking nut is provided on the outer surface of the reverse thread of the fixing rod, a metal rod is provided on one side of the mounting frame, a convex block is provided at one end of the metal rod, and a second fixing hole is provided on the top of the convex block;

[0009] The metal rod comprises a first substrate layer, a reinforcement layer is arranged on the outer surface of the first substrate layer, a reinforcement hole is opened on the front side of the reinforcement layer, reinforcing ribs are arranged inside the reinforcement hole, and a second substrate layer is arranged on the outer surface of the reinforcement layer.

[0010] As a preferred technical solution of the utility model, the size of the mounting frame is matched with the size of the protrusion.

[0011] As a preferred technical solution of the present utility model, the position of the first fixing hole and the position of the second fixing hole are arranged corresponding to each other.

[0012] As a preferred technical solution of the present utility model, the size of the forward locking nut and the size of the reverse locking nut are respectively matched with the size of the forward thread and the size of the reverse thread.

[0013] As a preferred technical solution of the present invention, the inner wall of the reinforcement layer is in contact with the outer surface of the first substrate layer.

[0014] As a preferred technical solution of the utility model, the size of the reinforcement hole is matched with the size of the reinforcing rib.

[0015] As a preferred technical solution of the utility model, the reinforcing ribs are provided in several groups, and the reinforcing ribs are arranged in equidistant arc shapes.

[0016] Compared with the prior art, the utility model provides a shift cable core wire connector, which has the following

[0017] Beneficial effects:

[0018] 1. A shift cable core wire joint, by providing a plastic joint, a mounting frame, a first fixing hole, a fixing rod, a forward thread, a forward locking nut, a reverse thread, a reverse locking nut, a metal rod, a protrusion and a second fixing hole. When replacing the plastic joint, first insert the end of the metal rod with the protrusion into the mounting frame, and then engage the first fixing hole and the second fixing hole through the fixing rod to reinforce the connection between the plastic joint and the metal rod. At the same time, the forward locking nut and the reverse locking nut are respectively threadedly connected with the forward thread and the reverse thread on the metal rod to form an interlocking structure, further strengthening the firm stability of the combination of the plastic joint and the metal rod, making it difficult to fall off or loosen. This design makes the metal rod and the plastic joint detachable, avoiding the problem of needing to replace the shift cable core wire joint as a whole when the plastic joint is damaged or broken during use, indirectly reducing the use cost of the shift cable core wire joint and meeting the use requirements.

[0019] 2. This shift cable core wire joint is provided with a first substrate layer, a reinforcement layer, a reinforcement hole, a reinforcement rib and a second substrate layer. During use, the reinforcement layer provided between the first substrate layer and the second substrate layer has its own strength, which enhances the overall strength of the metal rod to a certain extent, thereby improving the deformation resistance of the metal rod. At the same time, a number of groups of reinforcement ribs are provided to further strengthen the overall strength of the metal rod, thereby greatly improving the deformation resistance of the metal rod. This design avoids the problem that the metal rod is easily deformed or damaged when facing a large impact during the long-term use of the shift cable core wire joint, indirectly improving the practicability of the shift cable core wire joint and facilitating its promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 For this utility model Figure 1 A magnified view of the structure at center A;

[0022] Figure 3 This is a schematic diagram of the internal structure of the metal rod of the utility model;

[0023] Figure 4 It is a schematic diagram of the three-dimensional structure of the mounting frame of the utility model.

[0024] In the figure: 1. plastic joint; 2. mounting frame; 3. first fixing hole; 4. fixing rod; 5. forward thread; 6. forward locking nut; 7. reverse thread; 8. reverse locking nut; 9. metal rod; 901. first substrate layer; 902. reinforcement layer; 903. reinforcement hole; 904. reinforcing rib; 905. second substrate layer; 10. bump; 11. second fixing hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 In this embodiment: a shift cable core wire joint includes a plastic joint 1, a mounting frame 2 is arranged on one side of the plastic joint 1, which is convenient for supporting and fixing the plastic joint 1 through the mounting frame 2 to improve the stability of the plastic joint 1, a first fixing hole 3 is opened on the top of the mounting frame 2, a fixing rod 4 is arranged inside the first fixing hole 3, a positive thread 5 is arranged above the outer surface of the fixing rod 4, a positive locking nut 6 is arranged on the outer surface of the fixing rod 4 located on the positive thread 5, and a reverse screw is arranged below the outer surface of the fixing rod 4 The fixing rod 4 is provided with a reverse locking nut 8 on the outer surface of the reverse thread 7, a metal rod 9 is provided on one side of the mounting frame 2, a protrusion 10 is provided at one end of the metal rod 9, and a second fixing hole 11 is provided on the top of the protrusion 10; the metal rod 9 includes a first substrate layer 901, a reinforcement layer 902 is provided on the outer surface of the first substrate layer 901, a reinforcement hole 903 is provided on the front side of the reinforcement layer 902, a reinforcing rib 904 is provided inside the reinforcement hole 903, and a second substrate layer 905 is provided on the outer surface of the reinforcement layer 902.

[0027] In this embodiment, the size of the mounting frame 2 is adapted to the size of the protrusion 10, so that the mounting frame 2 is engaged with the protrusion 10 to facilitate the installation and fixation of the plastic joint 1 and the metal rod 9; the position of the first fixing hole 3 and the position of the second fixing hole 11 are arranged to correspond to each other, so that the first fixing hole 3 and the second fixing hole 11 are engaged by the fixing rod 4 to strengthen the connection between the plastic joint 1 and the metal rod 9; the size of the forward locking nut 6 and the size of the reverse locking nut 8 are respectively adapted to the size of the forward thread 5 and the size of the reverse thread 7, so that the forward locking nut 6 and the reverse locking nut 8 are respectively threadedly connected with the forward thread 5 and the reverse thread 7 on the metal rod 9 to form an interlocking structure, thereby further strengthening the connection between the plastic joint 1 and the metal The metal rod 9 is firmly and stably combined with the metal rod 9, so that it is not easy to fall off or loosen; the inner wall of the reinforcement layer 902 is in contact with the outer surface of the first substrate layer 901, so that the strength of the metal rod 9 is enhanced to a certain extent through the reinforcement layer 902, which has its own strength, thereby improving the anti-deformation performance of the metal rod 9; the size of the reinforcement hole 903 is compatible with the size of the reinforcing rib 904, so that the reinforcing rib 904 can be installed and fixed, thereby improving the stability of the reinforcing rib 904; there are several groups of reinforcing ribs 904, and the reinforcing ribs 904 are arranged in equidistant arcs, so that the overall strength of the metal rod 9 can be further strengthened through the several groups of reinforcing ribs 904, thereby greatly improving the anti-deformation performance of the metal rod 9.

[0028] The working principle and use process of the utility model are as follows: when replacing the plastic joint 1, first insert the end of the metal rod 9 with the protrusion 10 into the mounting frame 2, and then engage the first fixing hole 3 on the mounting frame 2 with the second fixing hole 11 on the protrusion 10 through the fixing rod 4 to reinforce the connection between the plastic joint 1 and the metal rod 9. At the same time, the forward locking nut 6 and the reverse locking nut 8 are respectively threadedly connected with the forward thread 5 and the reverse thread 7 on the metal rod 9 to form an interlocking structure, further strengthening the firm stability of the combination of the plastic joint 1 and the metal rod 9, making it difficult to fall off or loosen. This design makes the metal rod 9 and the plastic joint 1 detachable, avoiding the problem of looseness during use. When the plastic connector 1 is damaged or broken, the entire shift cable core connector needs to be replaced. During use, the reinforcement layer 902 provided between the first substrate layer 901 and the second substrate layer 905 has its own strength, which enhances the overall strength of the metal rod 9 to a certain extent, thereby improving the deformation resistance of the metal rod 9. At the same time, the reinforcement ribs 904 provided in several groups of reinforcement holes 903 further strengthen the overall strength of the metal rod 9, thereby greatly improving the deformation resistance of the metal rod 9. This design avoids the problem that the metal rod 9 is easily deformed or damaged when the shift cable core connector faces a large impact during long-term use.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A gear shift cable core wire connector, comprising a plastic connector (1), characterized in that: A mounting frame (2) is provided on one side of the plastic joint (1), a first fixing hole (3) is provided on the top of the mounting frame (2), a fixing rod (4) is provided inside the first fixing hole (3), a positive thread (5) is provided above the outer surface of the fixing rod (4), a positive locking nut (6) is provided on the outer surface of the positive thread (5) of the fixing rod (4), a reverse thread (7) is provided below the outer surface of the fixing rod (4), a reverse locking nut (8) is provided on the outer surface of the reverse thread (7) of the fixing rod (4), a metal rod (9) is provided on one side of the mounting frame (2), a convex block (10) is provided at one end of the metal rod (9), and a second fixing hole (11) is provided on the top of the convex block (10); The metal rod (9) comprises a first substrate layer (901), a reinforcement layer (902) is arranged on the outer surface of the first substrate layer (901), a reinforcement hole (903) is opened on the front side of the reinforcement layer (902), a reinforcing rib (904) is arranged inside the reinforcement hole (903), and a second substrate layer (905) is arranged on the outer surface of the reinforcement layer (902).

2. The shift cable core wire connector according to claim 1, characterized in that: The size of the mounting frame (2) is matched to the size of the protrusion (10).

3. The shift cable core wire connector according to claim 1, characterized in that: The position of the first fixing hole (3) and the position of the second fixing hole (11) are arranged corresponding to each other.

4. The shift cable core wire connector according to claim 1, characterized in that: The size of the forward locking nut (6) and the size of the reverse locking nut (8) are respectively matched with the size of the forward thread (5) and the size of the reverse thread (7).

5. The shift cable core wire connector according to claim 1, characterized in that: The inner wall of the reinforcement layer (902) is in contact with the outer surface of the first substrate layer (901).

6. The shift cable core wire connector according to claim 1, characterized in that: The size of the reinforcement hole (903) matches the size of the reinforcement rib (904).

7. The shift cable core wire connector according to claim 1, characterized in that: The reinforcing ribs (904) are provided in a plurality of groups, and the reinforcing ribs (904) are arranged in an equidistant arc shape.

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