阅读说明：本技术 一种带定位防松功能的档把 (Gear handle with positioning and anti-loosening functions ) 是由 朱琳 李阳 陆静静 余纪邦 葛士显 徐顺 王其云 倪冬 马宏扬 于 2021-08-11 设计创作，主要内容包括：本发明公开了一种带定位防松功能的档把,包括档把本体、定位机构以及档杆；档把本体的内部设有第一螺纹孔和第二螺纹孔,第二螺纹孔位于第一螺纹孔的下端；档杆与第二螺纹孔相配合,且定位机构的部分结构位于第二螺纹孔内,且定位机构能够限制档杆与第二螺纹孔之间的转动；定位机构包括螺杆和定位杆,螺杆与第一螺纹孔配合,定位杆设置在螺杆内,且螺杆能够推动定位杆朝向档杆的方向移动,定位杆被设置用于限制档杆与第二螺纹孔之间的转动。本发明通过设计一种带定位防松功能的档把,解决了传统档把易旋转、松脱,可靠性安全性差的问题。同时生产线装配档把时,可以快速精准调整档把安装角度,提升了生产效率与下线合格率。(The invention discloses a gear handle with a positioning and anti-loosening function, which comprises a gear handle body, a positioning mechanism and a gear rod, wherein the gear handle body is provided with a positioning hole; a first threaded hole and a second threaded hole are formed in the shift handle body, and the second threaded hole is located at the lower end of the first threaded hole; the stop lever is matched with the second threaded hole, part of the positioning mechanism is positioned in the second threaded hole, and the positioning mechanism can limit the rotation between the stop lever and the second threaded hole; positioning mechanism includes screw rod and locating lever, and the screw rod cooperates with first screw hole, and the locating lever setting is in the screw rod, and the screw rod can promote the locating lever and remove towards the direction of shelves pole, and the locating lever is used for restricting the rotation between shelves pole and the second screw hole. The invention designs the gear handle with the positioning and anti-loosening functions, and solves the problems that the traditional gear handle is easy to rotate and loosen and has poor reliability and safety. Meanwhile, when the gear handle is assembled on the production line, the gear handle installation angle can be adjusted quickly and accurately, and the production efficiency and the offline qualified rate are improved.)

1. A gear handle with positioning and anti-loosening functions is characterized by comprising a gear handle body, a positioning mechanism and a gear rod;

a first threaded hole and a second threaded hole are formed in the shift handle body, and the second threaded hole is located at the lower end of the first threaded hole; the stop lever is matched with the second threaded hole, part of the positioning mechanism is positioned in the second threaded hole, and the positioning mechanism can limit the rotation between the stop lever and the second threaded hole;

the positioning mechanism comprises a screw rod and a positioning rod, the screw rod is matched with the first threaded hole, the positioning rod is arranged in the screw rod and can push the positioning rod to move towards the direction of the stop rod, and the positioning rod is arranged to limit the rotation between the stop rod and the second threaded hole.

2. The handle with the positioning and anti-loosening function as claimed in claim 1, wherein the top of the screw is provided with a detachable part, and the detachable part is a straight groove or a cross groove.

3. The handle with positioning and anti-loosening functions as claimed in claim 1, wherein a sliding cavity is formed inside the screw rod, an opening is formed at one end of the screw rod close to the positioning rod, and the diameter of the opening is smaller than that of the sliding cavity;

the positioning rod comprises a sliding part, and the sliding part is arranged in the sliding cavity.

4. The handle bar with positioning and anti-loosening functions as claimed in claim 3, wherein the positioning rod further comprises a matching part, the lower end of the first threaded hole is a smooth surface, and the matching part is matched with the smooth surface.

5. The handle with the positioning and anti-loosening function as claimed in claim 1, wherein the handle body is provided with an adjusting hole, and the first threaded hole is communicated with the adjusting hole.

6. The handle with the positioning and anti-loosening function as claimed in claim 5, wherein the handle body is further provided with a detachable face cover for covering the adjusting hole.

7. The handle according to any one of claims 1-6, wherein a stopper is disposed at the bottom of the positioning rod, the stopper is located in the second threaded hole, the diameter of the stopper is larger than that of the first threaded hole, a spring is disposed on a side of the stopper facing the first threaded hole, and the spring abuts against a connecting surface of the first threaded hole and the second threaded hole.

8. The handle according to claim 7, wherein the end of the stopper facing the second threaded hole is provided with two long claws and two short claws, one long claw and one short claw form a set of positioning blocks, two sets of positioning blocks are arranged in parallel on the stopper, and the two sets of positioning blocks are in a central symmetrical structure.

9. The handle with positioning and anti-loosening functions as claimed in claim 8, wherein the side surface of the short jaw away from the long jaw is of a cambered structure.

10. The handle according to claim 9, wherein the end of the handle facing the positioning rod is provided with two positioning claws with central symmetry, one side of the positioning claw is in a cambered surface structure, the two positioning claws can be respectively embedded into the two positioning blocks, and the cambered surfaces of the positioning claws are matched with the cambered surfaces of the short claws during the continuous rotation of the second threaded hole.

Technical Field

The invention relates to the technical field of automobiles, in particular to a gear handle with a positioning and anti-loosening function.

Background

The automobile gear handle is used for the driver to carry out gear selection and shifting operation on the automobile. The current shift lever is basically fixed on the shift lever by screwing. However, this mounting principle has disadvantages. The final orientation is difficult to grasp in the installation process of the shift handle, and the shift handle can rotate in the later use process, so that the shift position displayed on the shift handle cannot be oriented to the right front, and the driving is affected. And the shelves of prior art are not good accurate control shelves orientation when the assembly, and the adjustment degree of difficulty is big.

Therefore, how to provide a stopper with a positioning and anti-loosening function which can effectively prevent the stopper from generating rotational deviation becomes a technical problem which needs to be solved in the field.

Disclosure of Invention

The invention aims to provide a gear handle with a positioning and anti-loosening function.

According to one aspect of the invention, the invention provides a gear handle with a positioning and anti-loosening function, which comprises a gear handle body, a positioning mechanism and a gear rod;

a first threaded hole and a second threaded hole are formed in the shift handle body, and the second threaded hole is located at the lower end of the first threaded hole; the stop lever is matched with the second threaded hole, part of the positioning mechanism is positioned in the second threaded hole, and the positioning mechanism can limit the rotation between the stop lever and the second threaded hole;

the positioning mechanism comprises a screw rod and a positioning rod, the screw rod is matched with the first threaded hole, the positioning rod is arranged in the screw rod and can push the positioning rod to move towards the direction of the stop rod, and the positioning rod is arranged to limit the rotation between the stop rod and the second threaded hole.

Optionally, according to the stop handle with the positioning and anti-loosening function, the top of the screw is provided with a detachable part, and the detachable part is a straight groove or a cross groove.

Optionally, according to the shift knob with the positioning and anti-loosening functions, a sliding cavity is formed inside the screw rod, an opening is formed in one end, close to the positioning rod, of the screw rod, and the diameter of the opening is smaller than that of the sliding cavity;

the positioning rod comprises a sliding part, and the sliding part is arranged in the sliding cavity.

Optionally, according to the stop handle with the positioning and anti-loosening function, the positioning rod further comprises a matching part, the lower end of the first threaded hole is a smooth surface, and the matching part is matched with the smooth surface.

Optionally, according to the shift handle with the positioning and anti-loosening function, the shift handle body is provided with an adjusting hole, and the first threaded hole is communicated with the adjusting hole.

Optionally, according to the stop handle with the positioning and anti-loosening function, the stop handle body is further provided with a detachable face cover, and the face cover is used for shielding the adjusting hole.

Optionally, according to the shift handle with the positioning and anti-loosening function, the bottom of the positioning rod is provided with a limiting block, the limiting block is located in the second threaded hole, the diameter of the limiting block is larger than that of the first threaded hole, a spring is arranged on one side of the limiting block facing the first threaded hole, and the spring abuts against a connecting surface of the first threaded hole and the second threaded hole.

Optionally, according to the stop handle with the positioning and anti-loosening function of the present invention, one end of the limiting block facing the second threaded hole is provided with two long claws and two short claws, one long claw and one short claw form a set of positioning blocks, two sets of positioning blocks are arranged in parallel on the limiting block, and the two sets of positioning blocks are in a centrosymmetric structure.

Optionally, according to the handle with the positioning and anti-loosening function, the side surface of the short jaw far away from the long jaw is of a cambered surface structure.

Optionally, according to the shift knob with the positioning and anti-loosening functions, two positioning claws which are centrosymmetric are arranged at the end part, facing the positioning rod, of the shift lever, one side of each positioning claw is of an arc-shaped structure, the two positioning claws can be respectively embedded into the two positioning blocks, and in the process that the shift lever continuously rotates in the second threaded hole, the arc surfaces of the positioning claws are matched with the arc surfaces of the short claws.

The invention designs the gear handle with the positioning and anti-loosening functions, and solves the problems that the traditional gear handle is easy to rotate and loosen and has poor reliability and safety. Through carrying out effectual location locking to the shelves, promoted driving safety and travelling comfort greatly. Meanwhile, when the gear handle is assembled on the production line, the gear handle installation angle can be adjusted quickly and accurately, and the production efficiency and the offline qualified rate are improved. During the use, make locating lever and shelves pole be in conflict state all the time through the spring, and the locating piece on the locating lever cooperatees with the location jack catch on the shelves pole for the shelves are when rotatory for the shelves pole, just must drive locating lever and screw rod and rotate, and the spring on the locating lever possesses certain auto-lock effect, thereby makes the unable rotation of locating lever, corresponding restriction shelves pole pivoted effect that reaches.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a perspective view of a stop with positioning and anti-loosening functions disclosed by the present invention;

FIG. 2 is a perspective view of the stop lever (without a cover) with positioning and anti-loosening functions disclosed by the present invention;

FIG. 3 is a cross-sectional view of the stop with positioning and anti-loosening functions disclosed in the present invention;

FIG. 4 is a perspective view of the disclosed positioning mechanism;

FIG. 5 is a perspective view of a stop block disclosed herein;

FIG. 6 is a cross-sectional view of the disclosed positioning mechanism;

FIG. 7 is a perspective view of the disclosed shift lever;

FIG. 8 is a schematic view of the positioning rod and the stopper rod of the present invention;

FIG. 9 is a partial schematic view of the positioning rod and the stopper rod of the present invention.

Description of reference numerals: 1-shift handle body; 11-face cover; 12-a first threaded hole; 13-a second threaded hole; 14-a conditioning aperture; 2-a positioning mechanism; 21-screw rod; 211-a detachable portion; 212-a sliding cavity; 22-a positioning rod; 221-a sliding part; 222-a mating portion; 23-a limiting block; 24-a spring; 25-long jaws; 26-short jaws; 3-a gear lever; 31-positioning jaws.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Referring to fig. 1 to 7, the present invention provides a shift knob with positioning and anti-loose functions, which comprises a shift knob body 1, a positioning mechanism 2 and a shift lever 3; a first threaded hole 12 and a second threaded hole 13 are formed in the handle body 1, and the second threaded hole 13 is located at the lower end of the first threaded hole 12; the gear lever 3 is matched with the second threaded hole 13, part of the positioning mechanism 2 is located in the second threaded hole 13, and the positioning mechanism 2 can limit rotation between the gear lever 3 and the second threaded hole 13.

The positioning mechanism 2 includes a screw 21 and a positioning rod 22, the screw 21 is engaged with the first threaded hole 12, the positioning rod 22 is disposed in the screw 21, the screw 21 can push the positioning rod 22 to move toward the shift lever 3, and the positioning rod 22 is disposed to limit the rotation between the shift lever 3 and the second threaded hole 13.

Further, the top of the screw 21 is provided with a detachable part 211, and the detachable part 211 is a straight groove or a cross groove. The use of a foreign object dismounting tool in cooperation with dismounting facilitates better screwing of the screw 21, and common dismounting tools are a cross screwdriver and a straight screwdriver.

Furthermore, a sliding cavity 212 is arranged inside the screw 21, an opening is arranged at one end of the screw 21 close to the positioning rod 22, and the diameter of the opening is smaller than that of the sliding cavity 212; the detent lever 22 includes a slide portion 221, and the slide portion 221 is provided in the slide cavity 212. In operation, the slide portion 221 of the positioning rod 22 is caught in the screw 21, and the screw 21 is screwed into the first screw hole 12, so that the positioning rod 22 cannot be disengaged from the screw 21.

Still further, the positioning rod 22 further includes a matching portion 222, the lower end of the first threaded hole 12 is a smooth surface, and the matching portion 222 is matched with the smooth surface. In the invention, the positioning rod 22 is required to be capable of moving in the first threaded hole 12 and the second threaded hole 13, so that the contact part of the lower surface of the first threaded hole 12 and the positioning rod 22 is a smooth surface, and the diameter of the matching part 222 is also equal to the inner diameter of the smooth surface, so that the matching part 222 is fully matched with the smooth surface, and the situation that the positioning rod 22 shakes and the stop lever 3 cannot be effectively matched with the positioning rod 22 in the positioning process is avoided.

Furthermore, the handle body 1 is provided with an adjusting hole 14, and the first threaded hole 12 is communicated with the adjusting hole 14. In practice, the position of the positioning mechanism 2 can be adjusted again by the adjustment hole 14 even when the positioning mechanism 2 has been mounted in the bar body 1.

Still further, still be equipped with detachable face lid 11 on shelves body 1, face lid 11 is used for sheltering from regulation hole 14. The normal use of the positioning mechanism 2 is prevented from being influenced by the entering of sundries from the adjusting hole 14, and the integral appearance effect of the invention can be improved.

Furthermore, the bottom of the positioning rod 22 is provided with a limiting block 23, the limiting block 23 is located in the second threaded hole 13, the diameter of the limiting block 23 is larger than that of the first threaded hole 12, one side of the limiting block 23 facing the first threaded hole 12 is provided with a spring 24, and the spring 24 abuts against the connecting surface of the first threaded hole 12 and the connecting surface of the second threaded hole 13. In practice, since the stop lever 3 is located in the second threaded hole 13, the positioning rod 22 should also be partially located in the second threaded hole 13, and the limiting block 23 is used to prevent the positioning rod 22 from being completely located in the first threaded hole 12. In another embodiment of the present invention, the limiting block 23 may further include a limiting post, the spring 24 is sleeved on the limiting post, a limiting groove is disposed on a connecting surface of the first threaded hole 12 and the second threaded hole 13, and the limiting post is clamped in the limiting groove to further prevent the positioning rod 22 from rotating, so as to achieve the effect of preventing the stop lever 3 from rotating.

Furthermore, one end of the limiting block 23 facing the second threaded hole 13 is provided with two long claws 25 and two short claws 26, one long claw 25 and one short claw 26 form a set of positioning blocks, the two sets of positioning blocks are arranged on the limiting block 23 in parallel, and the two sets of positioning blocks are in a central symmetry structure. The two groups of positioning blocks form a finished limiting structure, the positioning blocks which are centrosymmetric can enable the gear rod 3 to be matched in the rotating process, and the matching mode is simple. The difference in height between the long and short jaws 26 in the present invention is the 1/4 pitch of the lever 3.

Still further, the side of the short jaw 26 remote from the long jaw 25 is of a cambered structure. When the stop lever 3 rotates, the stop lever directly enters the clamping groove structure of the positioning block along the cambered surface structure of the short clamping jaw 26, so that the positioning effect is achieved. The optimum height of the arc of the short jaw 26 in the present invention is 1/4 pitches of the stopper rod 3.

Still further, the end of the stopper rod 3 facing the positioning rod 22 is provided with two positioning claws 31 which are centrosymmetric, one side of each positioning claw 31 is of an arc surface structure, the two positioning claws 31 can be respectively embedded into the two positioning blocks, and in the process that the stopper rod 3 continuously rotates in the second threaded hole 13, the arc surfaces of the positioning claws 31 are matched with the arc surfaces of the short claws 26. As mentioned above, the upper limiting structure of the positioning rod 22 is two sets of positioning blocks, two slots are formed on the two sets of positioning blocks, and the two slots are located on the same line. The optimum height of the cambered surface of the positioning claw 31 in the invention is 1/4 thread pitches of the shift lever 3.

The working principle is as follows: when the gear lever is assembled, the cross nut is screwed, the long and short jaws on the positioning rod 22 move downwards, when the gear lever is screwed on the gear lever 3, the positioning jaws 31 at the top end of the gear lever 3 are gradually close to the long and short jaws at the lower end of the positioning rod 22, when the gear lever is screwed to the last half turn (namely 1/2 thread pitch of the gear lever 3), the gear lever just faces backwards, the two positioning jaws 31 are just not contacted with the two long jaws 25, the gear lever is screwed continuously, the cambered surfaces of the positioning jaws 31 press the cambered surfaces of the short jaws 26, the spring 24 contracts, the short jaws 26 ascend, the gear lever is screwed continuously, the side surfaces of the positioning jaws 31 abut against the side surfaces of the long jaws 25, the short jaws 26 move downwards under the action force of the spring 24, at the moment, the gear lever just finishes the last half turn, the positioning jaws 31 are clamped between the long and short jaws (as shown in figures 8 and 9), the gear lever is forwards and can not rotate left and right, and firmly locked on the gear lever 3, the positioning and locking functions of the gear handle are realized. The positioning rod 22 is always abutted against the link rod 3 under the action of the spring 24, and the spring of the spring 24 can enable the positioning rod 22 to have a certain self-locking effect, so that the link rod 3 is effectively prevented from driving the positioning rod 22 to rotate.

When the gear handle is removed, the cross nut is unscrewed, the long and short clamping jaws 26 on the loop bar move upwards at the moment and are separated from the positioning clamping jaws 31, the positioning clamping jaws 31 lose the limiting function at the moment, and the gear handle body 1 is rotated like a common gear handle, so that the gear handle is removed from the gear rod 3.

Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.