CN211924717U

CN211924717U - Multi-shaft gear linkage mechanism

Info

Publication number: CN211924717U
Application number: CN201922326184.1U
Authority: CN
Inventors: 许光毅; 张秀金; 郭宏伟
Original assignee: Dongguan Honglian Electronics Co ltd
Current assignee: Dongguan Honglian Electronics Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-11-13
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a multiaxis gear link gear, including main structure body (1), main structure body (1) is including the multiunit slewing mechanism (2) that connects gradually, slewing mechanism (2) including connecting axle (3) and with linkage gear (4) and gear support (5) constitution of encapsulation linkage about connecting axle (3), gear support (5) are including fixed toothholder (51) and bilateral symmetry distribution's movable toothholder (52), connecting axle (3) are including axis of rotation (31) and torsion shaft (32), gear support (5) outside still is equipped with linkage piece (6) of left right side distribution, through multiaxis gear linkage design, makes the notebook and close the formula box spare and just reverse 180 upsets, and overall structure is small and exquisite, and whole screen thickness is thin, the outward appearance is pleasing to the eye, rotates in a flexible way.

Description

Multi-shaft gear linkage mechanism

Technical Field

The utility model relates to a pivot design technical field especially relates to multiaxis gear link gear.

Background

The conventional notebook rotating shaft and the combined cover type rotating shaft are mainly in a single-shaft or double-shaft linkage mode. The notebook pivot of general unipolar structure can't realize 360 degrees upsets of display screen, and although the notebook pivot of general biaxial structure can realize 360 degrees upset functions, this type pivot is bulky, receives notebook space size restriction, and present notebook is developing towards ultra-thin direction, and traditional pivot can't satisfy this kind of requirement.

The present invention has been made in view of such circumstances.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multiaxis gear link gear effectively solves above-mentioned technical problem.

For effectively solving the technical problem, the utility model discloses the technical scheme who takes as follows:

multiaxis gear link gear, including the main structure body, the main structure body is including the slewing mechanism who connects gradually, slewing mechanism include the connecting axle and with the linkage gear and the gear support of encapsulation linkage are constituteed about the connecting axle, the gear support is including the movable toothholder of fixed toothholder and bilateral symmetry distribution, the connecting axle includes axis of rotation and torsion shaft, be close to on the connecting axle the outside one end of gear support still is equipped with the linkage piece of controlling the distribution.

Particularly, all be equipped with the connecting hole on linkage piece, the gear bracket and the linkage gear, axis of rotation and torsion shaft pass through the connecting hole built-up connection linkage piece, gear bracket and linkage gear, specifically do:

the rotating shaft is fixedly connected with the connecting hole of the movable tooth holder to realize linkage, the torsion shaft is linked with the connecting holes of the fixed tooth holder and the linkage plate to realize 180-degree left-right overturning, and damping and torsion are generated through friction of the inner wall of the connecting hole of the linkage plate.

Particularly, the movable tooth holder is provided with movable teeth, the fixed tooth holder is provided with fixed teeth, and the movable teeth rotate around the fixed teeth to realize meshing.

In particular, the linkage gear comprises intermeshing half gear portions.

In particular, the linkage pieces include intermeshing teeth.

In particular, the structure body comprises a system end and an LCD end which are fixedly packaged with the rotating mechanism.

In particular, a fixed mounting plate is arranged between the rotating mechanism and the system end and the LCD end of the fixed package.

The utility model has the advantages that: the utility model provides a multiaxis gear link gear establishes ties each other with multiunit linkage subassembly and forms pivot group and locate notebook computer on, the linkage subassembly internal gear links and realizes rotating, rotates the axle rotation production friction in the in-process drive hole to produce torsion, realize positive and negative 180 degrees upsets, and torsion is average, make LED screen end arbitrary angle stop, the utility model discloses the technique further improves product terminal, makes its structure small and exquisite, and whole screen thickness is thin, and the outward appearance is pleasing to the eye, rotates in a flexible way.

Drawings

Fig. 1 is a schematic structural view of the multi-group rotating mechanism of the present invention.

Fig. 2 is a whole structure diagram of the present invention.

Fig. 3 is a second overall structure diagram of the present invention.

Fig. 4 is a schematic cross-sectional view of the middle gear bracket of the present invention.

Fig. 5 is a schematic view of a single rotating mechanism in the present invention.

Fig. 6 is a schematic view of a single rotating mechanism of the present invention.

Fig. 7 is a schematic cross-sectional view of the middle linkage piece of the present invention.

Fig. 8 is an exploded view of a single rotating mechanism of the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

As shown in fig. 1 to 8, the multi-axis gear linkage mechanism provided in this embodiment includes a structure body 1, the structure body 1 includes a rotation mechanism 2 connected in sequence, the rotation mechanism 2 includes a connection shaft 3, and a linkage gear 4 and a gear bracket 5 that are linked with the connection shaft 3 in a left-right packaging manner, the gear bracket 5 includes a fixed gear seat 51 and a movable gear seat 52 distributed in a left-right symmetrical manner, the connection shaft 3 includes a rotation shaft 31 and a torsion shaft 32, and one end of the connection shaft 3 near the outside of the gear bracket 5 is further provided with a linkage plate 6 distributed in a left-right manner.

All be equipped with connecting hole 101 on linkage piece 6, gear bracket 5 and the linkage gear 4, axis of rotation 31 and torsion shaft 32 pass through connecting hole 101 built-up connection linkage piece 6, gear bracket 5 and linkage gear 4, specifically do:

the rotating shaft 31 is fixedly connected with the connecting hole 101 of the movable toothholder 52 to realize linkage, the torsion shaft 32 is linked with the connecting holes 101 of the fixed toothholder 51 and the linkage plate 6 to realize 180-degree left-right turning, and damping and torsion are generated through the friction of the inner wall of the connecting hole 101 of the linkage plate 6.

The movable tooth holder 52 is provided with movable teeth 61, the fixed tooth holder 51 is provided with fixed teeth 62, and the movable teeth 61 rotate around the fixed teeth 62 to realize meshing. The linkage gear 4 comprises intermeshing half gear portions 41. The linkage plate 6 comprises interengaging latch teeth 63. The main structure body 1 includes a system end 71 and an LCD end 72 fixedly packaged with the rotating mechanism 2. A fixed mounting plate 8 is arranged between the rotating mechanism 2 and the fixedly packaged system end 71 and the LCD end 72.

The specific principle is as follows:

when the gear support is under the action of opening and closing the screen, the movable tooth holder on the gear support is driven to rotate around the fixed teeth, the torsion shaft fixed on the movable tooth holder rotates along with the movable tooth holder, the left linkage gear and the right linkage gear of the head are driven to be linked, in the rotating process, the torsion shaft rotates relative to the connecting holes in the linkage plates arranged on the left and the right, the torsion shaft and the linkage holes of the linkage plates generate torsion and damping through friction, the forward and reverse rotation 180-degree overturning is realized, the torsion is average, and the LED screen end can stay at any angle.

The technical route different from the prior art in the embodiment is as follows:

1. the multiple groups of linkage components are combined together, so that the rotation is more flexible.

2. The shaft is driven to rotate through gear linkage, so that friction is generated when the shaft rotates to generate torsion, the screen can be turned over by 180 degrees forwards and backwards, the torsion is average, and the screen can stay at any angle.

3. The utility model discloses the structure is used and is made whole product structure small and exquisite, and whole screen thickness is thin, and the outward appearance is pleasing to the eye, rotates in a flexible way.

The applicant states that the present invention is described by the above embodiments, but the present invention is not limited to the above embodiments, i.e. the present invention is not meant to be implemented by relying on the above methods and structures. It should be clear to the skilled person in the technical field that to any improvement of the utility model, it is right the utility model discloses the interpolation of the realization method equivalent replacement and step, the selection of concrete mode etc. of selecting for use all fall within the scope of protection and the disclosure scope of the utility model.

The utility model discloses not limited to above-mentioned embodiment, all adopt with the utility model discloses similar structure and method realize the utility model discloses all embodiments of purpose are in the utility model discloses within the protection scope.

Claims

1. Multiaxis gear link gear, its characterized in that:

including main structure body (1), main structure body (1) is including slewing mechanism (2) that connects gradually, slewing mechanism (2) including connecting axle (3) and with linkage gear (4) and gear bracket (5) of encapsulation linkage about connecting axle (3) are constituteed, gear bracket (5) are including fixed toothholder (51) and bilateral symmetry's movable toothholder (52), connecting axle (3) are including axis of rotation (31) and torsion shaft (32), be close to on connecting axle (3) gear bracket (5) outside one end still is equipped with linkage piece (6) of controlling the distribution.

2. The multi-axis gear linkage of claim 1, wherein:

link plate (6), gear support (5) and linkage gear (4) are gone up and all are equipped with connecting hole (101), axis of rotation (31) and torsion shaft (32) are through connecting hole (101) built-up connection link plate (6), gear support (5) and linkage gear (4), specifically do:

the rotating shaft (31) is fixedly connected with the connecting hole (101) of the movable tooth holder (52) to realize linkage, the torsion shaft (32) is linked with the connecting holes (101) of the fixed tooth holder (51) and the linkage plate (6) to realize 180-degree left-right overturning, and damping and torsion are generated through friction of the inner wall of the connecting hole (101) of the linkage plate (6).

3. The multi-axis gear linkage of claim 1, wherein:

the movable tooth holder (52) is provided with movable teeth (61), the fixed tooth holder (51) is provided with fixed teeth (62), and the movable teeth (61) rotate around the fixed teeth (62) to realize meshing.

4. The multi-axis gear linkage of claim 1, wherein:

the linkage gear (4) comprises intermeshing half gear portions (41).

5. The multi-axis gear linkage of claim 1, wherein:

the linkage piece (6) comprises mutually meshed clamping teeth (63).

6. The multi-axis gear linkage of claim 1, wherein:

the structure body (1) comprises a system end (71) and an LCD end (72) which are fixedly packaged with the rotating mechanism (2).

7. The multi-axis gear linkage of claim 6, wherein:

and a fixed mounting plate (8) is arranged between the rotating mechanism (2) and the fixedly packaged system end (71) and the LCD end (72).