CN215950110U

CN215950110U - Hinge mechanism for notebook computer

Info

Publication number: CN215950110U
Application number: CN202121899313.7U
Authority: CN
Inventors: 屠友事; 邢友甜; 兰守柱; 傅敏鹏
Original assignee: Ningbo Gelin Taike Metal Materials Co ltd
Current assignee: Ningbo Gelin Taike Metal Materials Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-04
Anticipated expiration: 2031-08-13

Abstract

A hinge mechanism for a notebook computer comprises a hinge shell, a first hinge shaft, a second hinge shaft and a damper, wherein the hinge shell is provided with a first shaft hole, a second shaft hole and an installation cavity; the mounting cavity is located between the first shaft hole and the second shaft hole, a first opening communicated with the first shaft hole and a second opening communicated with the second shaft hole are formed in the side wall of the mounting cavity, and the damper is arranged in the mounting cavity. The utility model realizes the non-coaxial installation mode of the first hinge shaft and the second hinge shaft, and the use and the rotation are more stable and reliable. On the other hand, the damper is arranged, so that the hovering function of the display screen and the keyboard at any angle can be realized; and moreover, the same damper can act on the first hinge and the second hinge simultaneously, so that the number of parts is reduced, and the structural difficulty is simplified.

Description

Hinge mechanism for notebook computer

Technical Field

The utility model relates to the technical field of notebook accessories, in particular to a hinge mechanism for a notebook computer.

Background

Notebook computers (Laptop), also called portable computers, palmtop computers or Laptop computers for short, are characterized by small and exquisite bodies. Is more portable than a desktop computer, and is a personal computer which is small and convenient to carry. Typically weighing 1-3 kg. The notebook computer and the desktop computer are different in portability, and have different requirements on the capacities of a mainboard, a CPU, a memory, a display card, a hard disk and the like.

The host computer and the display screen of the notebook computer are connected through a hinge, the host computer and the display screen of the notebook computer are connected through the hinge conveniently, the back of the notebook computer is mostly matched with the upper concave-convex embedded part and the lower concave-convex embedded part, namely, the screen shell protrudes downwards, the host computer shell is matched with a corresponding groove, and the structure of the hinge is also matched with the structure of the hinge.

In the existing electronic devices that need to be connected by using a hinge structure, there are various hinge structures. As described above, due to the recent trend of slimness of electronic devices such as notebook computers, it is required to reduce the thickness of the two portions of the main body portion and the display portion as much as possible, and since the above-mentioned electronic devices have two different forms of opening and closing at the time of use and at the time of daily carrying, it is required to design the hinge structure for connecting the main body portion and the display portion in consideration of the above-mentioned various factors in combination, thereby satisfying the demand of slimness of the electronic devices as much as possible while satisfying the functional demand thereof and promoting the aesthetic appearance of the whole.

However, the conventional hinge structure for the notebook computer is complicated, for example, patent document CN202838138U discloses a hinge structure including a hinge base and a horizontal main shaft rotatably connected to the hinge base, a vertical main shaft rotatably connected to the horizontal main shaft in a vertical direction, one end of the vertical main shaft penetrates through the horizontal main shaft and can rotate relative to the horizontal main shaft, and an upper end of the vertical main shaft is fixedly connected to a hinge upper seat. The utility model also relates to a notebook computer adopting the hinge structure, which comprises a host and a display screen connected with the host through a hinge. The hinge structure has the advantages that the rotation centers of the double shafts are on the same straight line, so that the stability is poor, the looseness is easy to occur, and the strength requirement on parts is higher; on the other hand, the hovering function can not be achieved, and only full opening or full closing can be achieved, so that the diversified use requirements of users can not be met.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a hinge mechanism for a notebook computer.

The technical scheme for solving the technical problem is as follows: a hinge mechanism for a notebook computer comprises a hinge shell, a first hinge shaft, a second hinge shaft and a damper, wherein the hinge shell is provided with a first shaft hole, a second shaft hole and an installation cavity;

the mounting cavity is located between the first shaft hole and the second shaft hole, a first opening communicated with the first shaft hole and a second opening communicated with the second shaft hole are formed in the side wall of the mounting cavity, and the damper is arranged in the mounting cavity.

Preferably, the damper is a gear damper, and the first hinge shaft and the second hinge shaft are both sleeved with a buffer gear, and the buffer gear is meshed with the gear damper.

Preferably, the gear damper comprises a damper seat body, a first accommodating cavity and a second accommodating cavity which are formed on the damper seat body, and damping assemblies which are respectively and independently arranged in the first accommodating cavity and the second accommodating cavity, wherein the damping assembly in the first accommodating cavity is meshed with the buffer gear on the first hinge shaft, and the damping assembly in the second accommodating cavity is meshed with the buffer gear on the second hinge shaft.

Preferably, the damping assembly comprises a rotating shaft, a damping gear sleeved on the rotating shaft, a damping end face and damping grease.

Preferably, the damping gear and the buffer gear are both conical gears, and the damping gear and the buffer gear are arranged perpendicular to each other.

Preferably, the damping end face is wavy, and the contact amount between the damping end face and the damping gear is increased from small to large along with the increase of the opening angle of the notebook.

Preferably, the outer wall of the damper seat body is convexly provided with a plurality of positioning ribs, the inner wall of the installation cavity is provided with positioning grooves, and the positioning ribs are clamped into the positioning grooves.

Preferably, the hinge shell is further provided with a counterweight cavity, and a counterweight block can be installed in the counterweight cavity.

Preferably, the counterweight chamber is disposed on an opposite side of the mounting chamber.

Preferably, the counterweight cavity is communicated with the mounting cavity through an axle hole.

The utility model has the beneficial effects that: 1. the non-coaxial installation mode of the first hinge shaft and the second hinge shaft is realized, and the use rotation is more stable and reliable; 2. the damper is arranged, so that the hovering function of the display screen and the keyboard at any angle can be realized; 3. the same damper can act on the first hinge and the second hinge simultaneously, the number of parts is reduced, the structural difficulty is simplified, and the functions of cost reduction and efficiency improvement are further realized.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic view of the structure of the hinge housing of the present invention.

Fig. 3 is a schematic view of another angle of the hinge housing of the present invention.

Fig. 4 is a sectional view of the hinge housing of the present invention.

Fig. 5 is a schematic view of the damper of the present invention.

FIG. 6 is a schematic view of the damping gear in cooperation with the damper gear.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 6, a hinge mechanism for a notebook computer includes a hinge housing 1, a first hinge shaft 2, a second hinge shaft 3 and a damper 4, wherein the hinge housing 1 is provided with a first shaft hole 5, a second shaft hole 6 and an installation cavity 7, the first hinge shaft 2 is installed in the first shaft hole 5, and the second hinge shaft 3 is installed in the second shaft hole 6;

the mounting cavity 7 is located between the first shaft hole 5 and the second shaft hole 6, a first opening 8 communicated with the first shaft hole 5 and a second opening 9 communicated with the second shaft hole 6 are formed in the side wall of the mounting cavity 7, and the damper 4 is arranged in the mounting cavity 7.

The hinge shell 1 with a special structure is adopted, so that the non-coaxial installation mode of the first hinge shaft 2 and the second hinge shaft 3 is realized, and the use rotation is more stable and reliable; the damper 4 is arranged, so that the hovering function of the display screen and the keyboard at any angle can be realized; thirdly, the same damper 4 can act on the first hinge shaft and the second hinge shaft simultaneously, so that the number of parts is reduced, the structural difficulty is simplified, and the functions of cost reduction and efficiency improvement are realized.

The form of the damper 4 is various, and the present embodiment provides a preferable mode, specifically: the damper 4 is a gear damper 4, the first hinge shaft 2 and the second hinge shaft 3 are both sleeved with a buffer gear 10, and the buffer gear 10 is meshed with the gear damper 4. The gear damper 4 includes a damper base 11, a first accommodating cavity 12 and a second accommodating cavity 13 formed on the damper base 11, and damping elements 14 respectively and independently disposed in the first accommodating cavity 12 and the second accommodating cavity 13, wherein the damping element 14 in the first accommodating cavity 12 is engaged with the buffer gear 10 on the first hinge shaft 2, and the damping element 14 in the second accommodating cavity 13 is engaged with the buffer gear 10 on the second hinge shaft 3. With the above preferred structure of the damper 4, the function of the single damper 4 acting on the double hinge shafts can be realized.

In addition, the combination of the buffer gear 10 and the first hinge shaft 2 or the second hinge shaft 3 belongs to the preferred embodiment of the present invention, and it can be replaced by a worm, which is not limited herein.

The damping assembly 14 includes a rotating shaft 15, a damping gear 16 sleeved on the rotating shaft 15, a damping end surface 17, and a damping grease (not shown in the drawing). The damping end face 17 is wavy, and along with the increase of the opening angle of the notebook, the contact amount between the damping end face 17 and the damping gear 16 is changed from big to small and then big, so that the required damping hand feeling change when the display screen is opened relative to the keyboard is realized.

In order to further reduce the overall size of the hinge mechanism, the cooperation between the damper 4 and each hinge shaft needs to realize power steering, and a simple and feasible mode is provided, specifically: the damping gear 16 and the buffer gear 10 both adopt conical gears, and the damping gear 16 and the buffer gear 10 are arranged perpendicular to each other.

In order to facilitate the positioning and installation of the damper 4, a plurality of positioning ribs 18 are convexly arranged on the outer wall of the damper seat body 11, positioning grooves 19 are formed in the inner wall of the installation cavity 7, and the positioning ribs 18 are clamped into the positioning grooves 19.

Because the display screens and the keyboards of the notebooks of different brands and different models have different weight ratios, in this embodiment, the hinge housing 1 is further provided with a counterweight chamber 20, and a counterweight block can be installed in the counterweight chamber 20. Wherein, the quality size of balancing weight can select according to actual demand.

Preferably, the counterweight cavity 20 is arranged on the opposite side of the mounting cavity 7, so that the structure is more reasonable, and the production and the manufacture are easy.

More preferably, the weight chamber 20 is connected to the mounting chamber 7 through a shaft hole 21, so that the weight 23 can be connected and fixed to the damper 4 through a connecting shaft 22.

When the keyboard is used, the first hinge shaft 2 is arranged in the first shaft hole 5, the second hinge shaft 3 is arranged in the second shaft hole 6, meanwhile, the first hinge shaft 2 is connected with a display screen, and the second hinge shaft 3 is connected with a keyboard, so that the display screen is rotatably connected with the keyboard. Meanwhile, the damper 4 is installed in the installation cavity 7 through the first opening 8 and the second opening 9 so that the damper 4 can simultaneously act on the first hinge shaft 2 and the second hinge shaft 3. The structure effectively reduces the number of parts, simplifies the structure difficulty, and can realize the functions of opening and closing the display screen and the keyboard at any angle and hovering.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a hinge mechanism for notebook computer, includes hinge housing, first hinge axle, second hinge axle and attenuator, its characterized in that: the hinge shell is provided with a first shaft hole, a second shaft hole and an installation cavity, the first hinge shaft is installed in the first shaft hole, and the second hinge shaft is installed in the second shaft hole;

2. A hinge mechanism for a notebook computer according to claim 1, wherein: the damper is a gear damper, buffering gears are sleeved on the first hinge shaft and the second hinge shaft, and the buffering gears are meshed with the gear damper.

3. A hinge mechanism for a notebook computer according to claim 2, wherein: the gear damper comprises a damper base, a first accommodating cavity and a second accommodating cavity formed in the damper base, and damping assemblies respectively and independently arranged in the first accommodating cavity and the second accommodating cavity, wherein the damping assembly in the first accommodating cavity is meshed with a buffer gear on a first hinge shaft, and the damping assembly in the second accommodating cavity is meshed with a buffer gear on a second hinge shaft.

4. A hinge mechanism for a notebook computer according to claim 3, wherein: the damping assembly comprises a rotating shaft, a damping gear sleeved on the rotating shaft, a damping end face and damping grease.

5. A hinge mechanism for a notebook computer according to claim 4, wherein: the damping gear and the buffer gear are both conical gears, and are arranged perpendicular to each other.

6. A hinge mechanism for a notebook computer according to claim 4, wherein: the damping end face is wavy, and along with the increase of the opening angle of the notebook, the contact amount of the damping end face and the damping gear is increased from big to small.

7. A hinge mechanism for a notebook computer according to claim 3, wherein: the outer wall epirelief of attenuator pedestal is equipped with a plurality of location muscle, the constant head tank has been seted up on the inner wall of installation cavity, the location muscle card go into extremely the constant head tank in.

8. A hinge mechanism for a notebook computer according to claim 1, wherein: the hinge shell is further provided with a counterweight cavity, and a counterweight block can be installed in the counterweight cavity.

9. A hinge mechanism for a notebook computer according to claim 8, wherein: the counterweight cavity is arranged on the opposite side of the mounting cavity.

10. A hinge mechanism for a notebook computer according to claim 8, wherein: the counterweight cavity is communicated with the mounting cavity through a shaft hole.