CN211371002U - Double-shaft hinge structure - Google Patents

Abstract

The utility model discloses a double-shaft hinge structure, including structure main body (1), structure main body (1) includes first gear shaft (2) and second gear shaft (3) that distribute side by side, be equipped with an idler mount (4) between first gear shaft (2) and second gear shaft (3), be equipped with idler shaft (5) on idler mount (4), be equipped with central idler (6) on idler shaft (5), be equipped with teeth of a cogwheel portion 101 on first gear shaft (2) and second gear shaft (3), teeth of a cogwheel portion 101 with central idler (6) meshing realizes rotating, and set up elastic sheet (7) on first gear shaft (2) and second gear shaft (3) and produce torsion, realize that the notebook computer can open 360 degrees functions, beautify the outward appearance of notebook, make the notebook lighter and thinner, carry more conveniently, the design of biax pivot, the structure is exquisite and compact, and the space utilization rate is high.

Description

Biaxial hinge structure

technical field

The utility model relates to the technical field of hinge design, in particular to a biaxial hinge structure.

Background technique

Computer is an indispensable tool for people's life, work and study in modern society, and notebook computer is more popular among consumers because of its small size, light weight and easy portability. In recent years, as people have higher and higher requirements for the appearance and use functions of electronic products, laptops that can be opened 360 degrees have appeared; while the traditional notebook hinges can only be opened at most 180 degrees. To achieve the function of degree, it is necessary to develop a dual-axis shaft that can rotate 360 degrees.

The present utility model is made under such a background.

Utility model content

The purpose of the present invention is to provide a biaxial hinge structure to effectively solve the above-mentioned technical problems.

In order to effectively solve the above-mentioned technical problems, the technical scheme adopted by the present utility model is as follows:

The biaxial hinge structure includes a structural main body, the structural main body includes a first gear shaft and a second gear shaft distributed in parallel, an idler fixing frame is arranged between the first gear shaft and the second gear shaft, and the idler An idler shaft is arranged on the wheel fixing frame, a central idler is arranged on the idler shaft, and a gear tooth portion is arranged on the first gear shaft and the second gear shaft, and the gear tooth portion is engaged with the central idler gear The rotation is realized, and elastic pieces are arranged on the first gear shaft and the second gear shaft to generate torsion force.

In particular, the first gear shaft and the second gear shaft are provided with a shaft center fixing plate and a clamping plate that are fixedly clamped, and the shaft center fixing plate and the clamping plate respectively clamp the first gear shaft and the second gear shaft. both ends of the gear shaft.

In particular, the end positions of the first gear shaft and the second gear shaft are respectively provided with a first fixed bearing frame and a second fixed bearing frame constituting a steel structure, the first gear shaft and the first fixed bearing The frames are riveted and fixed by rivets, and the second gear shaft is tightly connected with the second fixed bearing frame.

In particular, the first gear shaft and the second gear shaft are both provided with a helical rack, and the helical rack is engaged with the central idler to rotate.

In particular, the structural body further includes a concave-convex structure arranged on the first gear shaft and the second gear shaft to realize automatic closing, and the concave-convex structure is composed of a concave wheel and a cam.

In particular, the structural body includes a decorative cover, and the decorative cover is fixedly connected to the cam wheel through screws.

The beneficial effects of the utility model are as follows: the double-axis hinge structure provided by the utility model realizes the function that the notebook computer can be opened 360 degrees, beautifies the appearance of the notebook, makes the notebook lighter and thinner, and is more convenient to carry, and the design of the double-axis rotating shaft has an exquisite structure. , compact, high space utilization.

Description of drawings

Figure 1 is a schematic diagram of the structure of the utility model.

FIG. 2 is an overall cross-sectional view of the utility model in a 0-degree closed state.

FIG. 3 is a 360-degree open state interface diagram of the utility model.

FIG. 4 is an exploded view of the structure of the utility model.

Detailed ways

In order to make the content of the present utility model easier to understand clearly, the present utility model will be described in further detail below according to specific embodiments and in conjunction with the accompanying drawings.

As shown in Figure 1-4, the structural settings of the biaxial hinge structure provided in this embodiment:

It includes a structural main body 1, the structural main body 1 includes a first gear shaft 2 and a second gear shaft 3 distributed in parallel, and an idler fixing frame 4 is arranged between the first gear shaft 2 and the second gear shaft 3, so The idler gear fixing frame 4 is provided with an idler shaft 5, the idler shaft 5 is provided with a central idler 6, the first gear shaft 2 and the second gear shaft 3 are provided with gear teeth 101, the The tooth portion 101 meshes with the central idler 6 to realize rotation, and is provided with elastic pieces 7 on the first gear shaft 2 and the second gear shaft 3 to generate torsional force.

The first gear shaft 2 and the second gear shaft 3 are provided with a shaft center fixing plate 8 and a clamping plate 9 that are fixedly clamped, and the shaft center fixing plate 8 and the clamping plate 9 respectively clamp the first gear shaft. 2 and both ends of the second gear shaft 3. The end positions of the first gear shaft 2 and the second gear shaft 3 are respectively provided with a first fixed bearing frame 10 and a second fixed bearing frame 11 constituting a steel structure. The first gear shaft 2 and the first fixed bearing frame 11 The fixed supports 10 are riveted and fixed by rivets 12 , and the second gear shaft 3 and the second fixed support 11 are tightly connected. The structural main body 1 also includes a concave-convex structure arranged on the first gear shaft 2 and the second gear shaft 3 to realize automatic closing. The concave-convex structure is composed of a concave wheel 13 and a cam 14 . The structural body 1 includes a decorative cover 15 , and the decorative cover 15 is fixedly connected to the concave wheel 13 through screws 16 .

The technical route that is different from the prior art in this embodiment is:

1. There is a central idler between the first gear shaft and the second gear shaft. The three gears are meshed to achieve rotation. An elastic sheet design is added between the first gear shaft and the second gear shaft to make it rub against the rotating shaft. Generate torque to realize 360-degree rotation of the laptop.

2. The shaft center fixing plate and the clamping plate are clamped to the upper and lower ends of the first gear shaft and the second gear shaft, so that the gear shafts are always kept parallel and without shaking, so as to ensure that the idler gear and the rack are meshed with each other and rotate smoothly.

3. The structure design of the cam wheel and the cam makes the notebook computer automatically close when it is closed. The decorative cover of the rotating shaft is attached to the cam wheel to cover the rotating shaft and beautify the appearance of the notebook.

4. The design of the 360-degree dual-axis rotating shaft of the utility model has an exquisite and compact structure and high space utilization rate, which realizes the function that the notebook computer can be opened 360 degrees, beautifies the appearance of the notebook, and makes the notebook thinner and more convenient to carry.

The applicant declares that the present utility model illustrates the implementation method and device structure of the present utility model through the above-mentioned embodiments, but the present utility model is not limited to the above-mentioned embodiments, that is, it does not mean that the present utility model must rely on the above-mentioned method and structure to be implemented. . Those skilled in the art should understand that any improvement to the present invention, the equivalent replacement of the implementation method selected by the present invention, the addition of steps, the selection of specific methods, etc., all fall within the scope of protection and disclosure of the present invention. Inside.

The present invention is not limited to the above-mentioned embodiments, and all the embodiments adopting structures and methods similar to those of the present invention to achieve the purpose of the present invention are within the protection scope of the present invention.

Claims (5)

1. A biaxial hinge structure characterized in that:

the structure comprises a structure main body (1), wherein the structure main body (1) comprises a first gear shaft (2) and a second gear shaft (3) which are distributed in parallel, an idler fixing frame (4) is arranged between the first gear shaft (2) and the second gear shaft (3), an idler shaft (5) is arranged on the idler fixing frame (4), a central idler (6) is arranged on the idler shaft (5), gear teeth parts (101) are arranged on the first gear shaft (2) and the second gear shaft (3), the gear teeth parts (101) are meshed with the central idler (6) to realize rotation, and elastic sheets (7) are arranged on the first gear shaft (2) and the second gear shaft (3) to generate torsion.

2. The biaxial hinge structure as set forth in claim 1, wherein:

the gear fixing device is characterized in that an axis fixing plate (8) and a clamping plate (9) which are fixedly clamped are arranged on the first gear shaft (2) and the second gear shaft (3), and the two ends of the first gear shaft (2) and the two ends of the second gear shaft (3) are respectively clamped by the axis fixing plate (8) and the clamping plate (9).

3. The biaxial hinge structure as set forth in claim 1, wherein:

the end positions of the first gear shaft (2) and the second gear shaft (3) are respectively provided with a first fixed bearing frame (10) and a second fixed bearing frame (11) which form a steel body structure, the first gear shaft (2) and the first fixed bearing frame (10) are riveted and fixed through rivets (12), and the second gear shaft (3) and the second fixed bearing frame (11) are connected in a tight fit mode.

4. The biaxial hinge structure as set forth in claim 1, wherein:

the structure body (1) further comprises a concave-convex structure which is arranged on the first gear shaft (2) and the second gear shaft (3) and can be automatically closed, and the concave-convex structure is composed of a concave wheel (13) and a cam (14).

5. The biaxial hinge structure as recited in claim 4, wherein:

the structure body (1) comprises a decorative cover (15), and the decorative cover (15) is fixedly connected with the concave wheel (13) through a screw (16).

Images