阅读说明：本技术 一种铰链结构和电子设备 (Hinge structure and electronic equipment ) 是由 李庆文 王康 胡迪 于 2021-07-09 设计创作，主要内容包括：本发明公开了一种铰链结构和电子设备,其中铰链结构包括：铰链支架；转轴,旋转支承于铰链支架,其中安装部转动带动转轴转动,再带动第一齿轮转动；转动组件,包括转动部和第二齿轮,第二齿轮与第一齿轮啮合转动；转动部设置有与第二齿轮啮合的内齿,第二齿轮转动时带动转动部沿转轴转动；滑动限位件,滑动限位件与转动部设置有互相配合的滑杆和滑槽,滑动限位件上滑杆在滑槽中滑动,以限制转动部的转动角度。本发明中的装置,通过第一齿轮、第二齿轮,使转动部与第一齿轮反向转动,从而在电子设备的第一机体与第三机体呈反向转动,使得第三机体在电子设备折叠状态下不会被第一机体覆盖,在展开状态时与第二机体呈一定角度,便于使用。(The invention discloses a hinge structure and an electronic device, wherein the hinge structure comprises: a hinge bracket; the rotating shaft is rotatably supported on the hinge bracket, and the mounting part rotates to drive the rotating shaft to rotate and then drive the first gear to rotate; the rotating assembly comprises a rotating part and a second gear, and the second gear is meshed with the first gear to rotate; the rotating part is provided with internal teeth meshed with the second gear, and the second gear drives the rotating part to rotate along the rotating shaft when rotating; the sliding limiting part and the rotating part are provided with a sliding rod and a sliding groove which are matched with each other, and the sliding rod on the sliding limiting part slides in the sliding groove so as to limit the rotating angle of the rotating part. According to the device, the rotating part and the first gear rotate reversely through the first gear and the second gear, so that the first body and the third body of the electronic equipment rotate reversely, the third body cannot be covered by the first body in the folded state of the electronic equipment, and the third body forms a certain angle with the second body in the unfolded state of the electronic equipment, and the device is convenient to use.)

1. A hinge structure, comprising:

a hinge bracket;

the hinge bracket comprises a hinge bracket, a rotating shaft and a first gear, wherein the rotating shaft is rotatably supported by the hinge bracket, an installation part and the first gear are arranged on the rotating shaft, the installation part drives the rotating shaft to rotate when rotating, and the rotating shaft drives the first gear to rotate when rotating;

the transmission assembly comprises a rotating part and a second gear, and the rotating shaft penetrates through the rotating part; the second gear is meshed with the first gear for rotation; a cavity for accommodating the first gear and the second gear is formed in the rotating part, the rotating part is provided with internal teeth meshed with the second gear, and the second gear drives the rotating part to rotate along the rotating shaft when rotating;

the sliding limiting part is arranged on the rotating shaft, a sliding rod and a sliding groove which are matched with each other are arranged on the sliding limiting part and the rotating part, and the sliding groove is an arc-shaped groove; the sliding rod slides in the sliding groove to limit the rotating angle of the rotating part.

2. The hinge structure according to claim 1, wherein the slide rod is disposed on the slide stopper, and the slide groove is disposed on the rotating portion.

3. The hinge structure according to claim 2, wherein the other end of the slide bar is connected to the hinge bracket; the number of the slide bars is one or more.

4. The hinge structure as claimed in claim 1, wherein the shaft has a stop portion, the hinge bracket has a stop, and the stop portion and the stop cooperate to limit a rotation angle of the shaft.

5. The hinge structure according to claim 1, wherein one end of the axial center of the second gear is connected to the slide limiting member, and the other end thereof passes through the rotating portion to be connected to the hinge bracket, and the second gear is rotatably supported by the slide limiting member and the hinge bracket.

6. The hinge structure according to claim 1, wherein a torsion portion is provided at one end of the rotation shaft.

7. The hinge structure of claim 6, wherein the torsion portion comprises a nut, a washer, and a spring; the nut is arranged at one end of the rotating shaft, and the gasket is arranged between the nut and the elastic sheet.

8. The hinge structure according to claim 1, wherein the mounting portion is formed to protrude in a radial direction of the shaft body to form a mounting plate.

9. An electronic device, comprising:

the hinge structure of any one of claims 1-8;

the first machine body is detachably connected with the mounting part in the hinge structure;

the second machine body is connected with the hinge bracket in the hinge structure;

and the third machine body is connected with the rotating part in the hinge structure, and the rotating part drives the third machine body to rotate when rotating.

Technical Field

The invention relates to the technical field of electronic equipment, in particular to a hinge structure and electronic equipment.

Background

A general folding type dual-screen electronic device, for example: a notebook computer, a tablet computer or a mobile phone, etc., which is mainly connected with a first board body and a second board body of an electronic device and an auxiliary screen respectively through hinges. Wherein, the first plate body can be the upper cover of installation display screen, and the second plate body can be the base of installation spare part, battery and keyboard, and the top position at the second edition body is generally installed to the supplementary screen, is parallel with the second plate body. In the prior art, the electronic device with the auxiliary screen is covered by the first plate body when the electronic device is in a folded state, the related functions of the auxiliary screen can be used only in an unfolded state, the angle is parallel to the second machine body when the electronic device is in the unfolded state, the electronic device is inconvenient for a user to check and use, the angle can not be adjusted along with the folding or unfolding of the whole device when the electronic device is in the unfolded state, and the auxiliary screen can be conveniently used in two states.

Disclosure of Invention

Therefore, the present invention is directed to solve the technical problem of the prior art that the auxiliary screen cannot be conveniently used in a folded or unfolded state due to the fact that the hinge structure cannot adjust the angle of the auxiliary screen, and provides a hinge structure and an electronic device.

According to a first aspect, the present invention provides a hinge structure comprising: a hinge bracket; the hinge bracket is rotatably supported by the hinge bracket, the hinge bracket is provided with an installation part and a first gear, the installation part drives the rotating shaft to rotate when rotating, and the rotating shaft drives the first gear to rotate when rotating; the transmission assembly comprises a rotating part and a second gear, and the rotating shaft penetrates through the rotating part; the second gear is meshed with the first gear for rotation; a cavity for accommodating the first gear and the second gear is formed in the rotating part, the rotating part is provided with internal teeth meshed with the second gear, and the rotating part is driven to rotate along the rotating shaft when the second gear rotates; the sliding limiting part is arranged on the rotating shaft, a sliding rod and a sliding groove which are matched with each other are arranged on the sliding limiting part and the rotating part, and the sliding groove is an arc-shaped groove; the sliding rod slides in the sliding groove to limit the rotating angle of the rotating part.

Further, the slide bar is arranged on the slide limiting part, and the sliding groove is arranged on the rotating part.

Further, the other end of the sliding rod is connected with the hinge bracket; the slide bar can be one or more.

Furthermore, a stop part is arranged on the rotating shaft, a stop block is correspondingly arranged on the hinge support, and the stop part is matched with the stop block to limit the rotating angle of the rotating shaft.

Furthermore, one end of the axis of the second gear is connected with the sliding limiting part, the other end of the axis of the second gear penetrates through the rotating part to be connected with the hinge support, and the second gear is rotatably supported by the sliding limiting part and the hinge support.

Furthermore, one end of the rotating shaft is provided with a torsion part.

Further, the torsion part comprises a nut, a gasket and an elastic sheet; the nut is arranged at one end of the rotating shaft, a gasket is arranged between the nut and the elastic sheet, and a gasket is arranged between the sliding limiting part and the elastic sheet.

Further, the mounting portion is protruded along the radial direction of the shaft body to form a mounting plate.

According to a second aspect, the invention provides an electronic device comprising: a hinge structure; the first machine body is detachably connected with the mounting part in the hinge structure; the second machine body is connected with a hinge bracket in the hinge structure; and the third machine body is connected with the rotating part in the hinge structure, and the rotating part drives the third machine body to rotate when rotating.

The technical scheme provided by the invention has the following advantages:

1. according to the hinge structure provided by the invention, the first gear on the rotating shaft drives the second gears which are mutually meshed to rotate, and the second gear drives the rotating part with the inner teeth to rotate, so that the rotating part and the first gear rotate in opposite directions, and therefore, in the unfolding or folding process of the electronic equipment, the first machine body and the third machine body rotate in opposite directions, the angle of the third machine body can be flexibly adjusted, the third machine body cannot be covered by the first machine body in the folding state of the electronic equipment, and forms a certain angle with the second machine body in the unfolding state, so that a user can conveniently look up the hinge structure, and the electronic equipment can conveniently use the third machine body in the unfolding or folding states.

In addition, the rotation angle of the rotating part can be limited through the sliding limiting part and the sliding rod and the sliding groove which are arranged on the rotating part and matched with each other, so that the unfolding angle of the electronic equipment is limited. Through setting up the spout into the arc wall, the axle center, the slide bar that make the second gear can slide in the spout, have reduced spout straight line length, can reduce the width of rotating part to reduce hinge structure's whole size, make this hinge structure can be applied to in the electronic product to frivolous higher requirement that has.

2. According to the hinge structure provided by the invention, the torsion part is arranged at one end of the rotating shaft, and the elastic sheet is compressed to form damping when the rotating shaft rotates, so that the rotating shaft, the second machine body connected with the rotating shaft, the rotating part driven by the rotating shaft to rotate and the third machine body connected with the rotating shaft can be freely stopped when the rotating shaft rotates.

3. According to the hinge structure provided by the invention, the mounting plate protruding along the radial direction of the rotating shaft is arranged on the mounting part, so that the first machine body and the hinge structure can be detachably mounted, and the hinge structure is simple and convenient to mount.

4. The electronic equipment provided by the invention is provided with the hinge structure which is convenient to install and has a small width, so that the electronic equipment also has the advantages of convenience and time saving in installation and small thickness.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a hinge structure according to an embodiment of the present invention;

FIG. 2 is an exploded view of a hinge structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of the hinge structure of FIG. 1 with the mounting portion removed;

FIG. 4 is a schematic view of the spindle and rotating assembly of FIG. 1;

FIG. 5 is a schematic structural view of the slide stopper and the rotating portion in FIG. 2;

fig. 6 is a schematic view illustrating a state of the electronic device according to the embodiment of the invention when the electronic device is folded;

fig. 7 is a schematic view of an electronic device according to an embodiment of the invention in an unfolded state.

Description of reference numerals:

1-a hinge bracket; 11-a stop block;

2-a rotating shaft; 21-a mounting portion; 211-a mounting plate; 22-a first gear; 23-a stop;

3-a rotating assembly; 31-a rotating part; 32-a second gear; 311-internal teeth; 312-a chute;

4-a sliding limit piece; 41-a slide bar;

5-a torsion portion; 51-a nut; 52-a gasket; 53-spring plate;

6-a first body;

7-a second body;

8-the third body.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 7, the present application discloses an electronic device, which includes a first body 6, a second body 7, a third body 8 and a hinge structure, wherein the first body 6 is detachably connected to an installation portion 21 of the hinge structure, the second body 7 is connected to a hinge bracket 1 of the hinge structure, and the third body 8 is connected to a rotation portion 31 of the hinge structure. When the electronic device is unfolded or folded, the first body 6 drives the third body 8 to rotate reversely through the hinge structure. The angle of the third body 8 can be adjusted, the third body can not be covered by the first body 6 when the electronic equipment is folded, and the third body and the second body 7 form a certain angle when the electronic equipment is unfolded, so that the electronic equipment can be conveniently used when the electronic equipment is unfolded or folded.

Referring to fig. 1-5, the hinge structure disclosed in the present application includes: hinge support 1, pivot 2, rotating component 3, slip locating part 4 and torsion portion 5.

Referring to fig. 2-5, the rotating shaft 2 passes through the through hole of the hinge bracket 1 and is rotatably supported by the hinge bracket 1, the rotating shaft 2 is provided with a stop portion 23, the hinge bracket 1 is correspondingly provided with a stop block 11, the stop portion 23 includes a first stop surface and a second stop surface, two side surfaces of the stop block 11 are respectively matched with the first stop surface and the second stop surface, when the electronic device is in a folded state, the first stop surface is contacted with one side surface of the stop block 11, and when the electronic device is unfolded, the second stop surface is matched with the other side surface of the stop block 11 to limit the rotation angle of the rotating shaft 2.

The rotating shaft 2 is provided with a rotating assembly 3 through one side of the hinge bracket 1, and the rotating assembly 3 comprises a rotating part 31 and a second gear 32. The rotation shaft 2 passes through the through hole of the rotation part 31, the first gear 22 on the rotation shaft 2 is meshed with the second gear 32 for rotation, and the second gear 32 is rotatably supported by the hinge bracket 1. The cavity that can hold first gear 22 and second gear 32 is formed in rotating part 31, the internal tooth 311 that meshes with second gear 32 is provided with to the cavity wall part in rotating part 31, first gear 22 drives second gear 32 counter rotation when rotating, second gear 32 drives rotating part 31 along with second gear 32 syntropy rotation, rotating part 31 and first gear 22 counter rotation promptly, thereby make electronic equipment at the in-process that expandes or folds, first organism 6 is counter rotation with third organism 8, make third organism 8 can not be covered by first organism 6 under electronic equipment folded condition, third organism 8 is certain angle with second organism 7 when the state of expandes, the person of being convenient for looks over, make electronic equipment can all use third organism 8 under expandes or folding two kinds of states.

Referring to fig. 1-5, the sliding limiting member 4 is disposed on the rotating shaft 2, the sliding limiting member 4 and the rotating portion 31 are disposed with a sliding rod 41 and a sliding slot 312 that are engaged with each other, one end of the axis of the second gear 32 in the rotating assembly 3 passes through a through hole of the sliding limiting member 4, the other end passes through the sliding slot 312 of the rotating portion 31 and is connected with the upper slot of the hinge bracket 1, and the second gear 32 is rotatably supported by the sliding limiting member 4 and the hinge bracket 1. The sliding rod 41 is disposed on the sliding limiting member 4, and is parallel to the rotating shaft 2, and may be one or more, the sliding slot 312 is disposed on the rotating portion 31, the sliding slot 312 is an arc-shaped slot, and the sliding rod 41 on the sliding limiting member 4 slides in the sliding slot 312 to limit the rotating angle of the rotating portion 31, so as to limit the unfolding angle of the electronic device. Through setting up spout 312 to the arc wall, make the axle center of second gear 32, slide bar 41 can slide in spout 312, reduced spout 312 straight line length, can reduce the width of rotation portion 31 to reduce hinge structure's whole size, make this hinge structure can be applied to the electronic product that has higher requirement to frivolous, make electronic equipment have installation procedure and time less, advantage that thickness is less.

Referring to fig. 1-3, the other end of the rotating shaft 2 is sleeved with a torsion portion 5, and the torsion portion 5 is disposed on a side of the sliding limiting member 4 away from the sliding rod 41 and includes a nut 51, a spacer 52 and an elastic sheet 53. Gaskets 52 are respectively arranged between the sliding limiting piece 4 and the elastic sheet 53 and between the elastic sheet 53 and the nut 51, the nut 51 is fixed at one end of the rotating shaft 2, and the elastic sheet 53 is compressed to form damping when the rotating shaft rotates. The torsion portion 5 can make the rotating shaft 2 and the second body 7 connected thereon, the rotating portion 31 driven by the rotating shaft 2 and the third body 8 connected thereon capable of freely stopping when rotating.

Referring to fig. 1-2, an installation portion 21 is disposed at one end of the rotating shaft 2, the installation portion 21 protrudes along a radial direction of the rotating shaft 2 to form an installation plate 211, and the first body is detachably installed on the installation plate 211, so that the installation is simple and convenient.

Referring to fig. 1-7, during the use of the electronic device, when the first body 6 is rotated, the mounting part 21 mounted with the first body 6 rotates along with the first body, and drives the first gear 22 on the rotating shaft 2 to rotate in the same direction, when the first gear 22 rotates, the second gear 32 rotates in the opposite direction, the second gear 32 drives the rotating part 31 to rotate in the same direction with the second gear 32, namely, the rotating part 31 and the first gear 22 rotate reversely, so that the first body 6 and the third body 8 rotate reversely during the unfolding or folding process of the electronic device, so that, in the folded state as shown in fig. 6, the third body 8 is not covered by the first body 6, in the unfolded state as shown in fig. 7, the third body 8 is at an angle to the second body 7, which is easy for the user to view, so that the electronic device can conveniently use the third body 8 in both the unfolded state and the folded state.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.