CN214092700U

CN214092700U - Flat rotating shaft structure of display

Info

Publication number: CN214092700U
Application number: CN202022873037.9U
Authority: CN
Inventors: 郭宏伟; 张秀金
Original assignee: Dongguan Honglian Electronics Co ltd
Current assignee: Dongguan Honglian Electronics Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-31
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a flat rotating shaft structure of a display, which comprises a first rotating component and a second rotating component, wherein the second rotating component comprises a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected with a first hinge, and the second connecting plate is fixedly connected with a second hinge; the first hinge is rotatably connected with a first rotating shaft, a first protrusion and a first notch are arranged on the cylindrical surface of the first rotating shaft, the first hinge is provided with a second protrusion, and the second protrusion is accommodated in the first notch. The first connecting plate and the second connecting plate are connected with two parts which need to be connected in a rotating mode respectively, when the first rotating shaft rotates, the second protrusion rotates in the first notch relative to the first rotating shaft, when the first protrusion and the second protrusion are abutted, the first rotating shaft rotates to a stroke limit position, the first rotating shaft stops rotating, the two parts which need to be connected in a rotating mode rotate within a certain range, the condition that the two parts collide with each other is avoided, the stability of the whole structure is improved, and the service life is prolonged.

Description

Flat rotating shaft structure of display

Technical Field

The utility model relates to a pivot technical field especially relates to a dull and stereotyped pivot structure of display.

Background

A hinge is a connection that articulates two separate members together so that one member can rotate relative to the other.

In the prior art, a display panel generally adopts a rotating shaft to realize the rotating connection between a base and a display screen, and the conventional rotating shaft has an axis line, and two components can rotate in a direction of a degree of freedom; when the angle of base and display screen is adjusted, when the pivot takes place the free rotation, cause the rotation angle of display screen too big easily to the condition that takes place display screen and desktop or other parts and collide mutually, cause the damage to the display screen.

In view of this, it is necessary to improve the rotating shaft in the prior art to solve the problem of collision damage of the display screen caused by the free rotation of the rotating shaft of the display panel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dull and stereotyped pivot structure of display solves above technical problem.

To achieve the purpose, the utility model adopts the following technical proposal:

a display panel rotating shaft structure comprises a first rotating component and two second rotating components which are symmetrically arranged around the first rotating component,

the second rotating assembly comprises a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected with a first hinge, and the second connecting plate is fixedly connected with a second hinge; the first hinge is rotatably connected with a first rotating shaft, and one end of the first rotating shaft is connected with the second hinge;

the first rotating shaft is provided with a first protrusion on the cylindrical surface, a first notch is formed in the part, not provided with the first protrusion, of the cylindrical surface of the first rotating shaft, a second protrusion is arranged on one side, close to the second hinge, of the first hinge, the second protrusion is accommodated in the first notch, and when the first rotating shaft rotates to the stroke limit, the first protrusion abuts against the second protrusion.

Optionally, one end of the first rotating shaft, which is far away from the second hinge, is provided with engaging teeth, the second hinge is provided with a first shaft hole, a tooth groove matched with the engaging teeth is formed in the first shaft hole, and the first rotating shaft is connected to the first shaft hole.

Optionally, one end of the first rotating shaft, which is far away from the second hinge, is provided with a first clamping groove, a first clamping ring is sleeved in the first clamping groove, and the first clamping ring is abutted to the first hinge.

Optionally, the first protrusion is arc-shaped, and a central angle of the first protrusion is 180 °.

Optionally, the first rotating assembly includes a third hinge and two fourth hinges symmetrically disposed about the third hinge, the fourth hinges are rotatably connected with a second rotating shaft, and one end of the second rotating shaft, which is far away from the fourth hinges, is fixedly connected to the third hinge;

the cylindrical surface of the second rotating shaft is provided with a third bulge, a second notch is formed in the part, not provided with the third bulge, of the cylindrical surface of the second rotating shaft, a fourth bulge is arranged on one side, close to the third hinge, of the fourth hinge, the fourth bulge is accommodated in the second notch, and when the second rotating shaft rotates to the stroke limit, the third bulge abuts against the fourth bulge.

Optionally, one end of the second rotating shaft, which is far away from the third hinge, is provided with a second clamping groove, a second clamping ring is connected to the second clamping groove in a clamping manner, and the second clamping ring is abutted to the fourth hinge.

Optionally, the fourth hinge is connected with a fourth connecting plate arranged in parallel with the first connecting plate, and the first connecting plate and the fourth connecting plate are both provided with connecting holes.

Compared with the prior art, the utility model discloses following beneficial effect has: the during operation is connected first connecting plate and second connecting plate with two parts that need rotate to be connected respectively, and when first pivot rotated, the second arch rotated for first pivot in first breach, and when first arch and second arch offseted, first pivot rotated to the stroke utmost point spacing, and first pivot stall, two parts rotations that need rotate to be connected in certain extent, have avoided the condition that two parts collided mutually to improve overall structure's stability, increase life.

Drawings

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

The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.

FIG. 1 is a schematic view of a flat panel display device;

FIG. 2 is a second overall schematic view of a flat panel hinge structure of a display;

FIG. 3 is a schematic exploded view of a second rotating assembly of the flat panel display hinge structure;

FIG. 4 is a second exploded view of the second rotating component of the flat panel display hinge structure;

FIG. 5 is an exploded view of a first rotating assembly of the flat panel display hinge structure;

FIG. 6 is a diagram of a second hinge of the flat panel hinge structure of the display.

Illustration of the drawings: the first rotating assembly 1, the second rotating assembly 2, the third hinge 11, the fourth hinge 12, the second rotating shaft 13, the second snap ring 14, the third connecting plate 15, the fourth connecting plate 16, the first connecting plate 21, the second connecting plate 22, the first hinge 23, the first rotating shaft 24, the second hinge 25, the first snap ring 26, the third protrusion 131, the fourth protrusion 121, the second engaging groove 132, the second protrusion 231, the first protrusion 241, the engaging tooth 242, the first engaging groove 243, and the first shaft hole 251.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The embodiment of the utility model provides a display panel rotating shaft structure, which comprises a first rotating component 1 and two second rotating components 2 symmetrically arranged about the first rotating component 1,

the second rotating assembly 2 comprises a first connecting plate 21 and a second connecting plate 22, the first connecting plate 21 is fixedly connected with a first hinge 23, and the second connecting plate 22 is fixedly connected with a second hinge 25; the first hinge 23 is rotatably connected with a first rotating shaft 24, and one end of the first rotating shaft 24 is connected with the second hinge 25;

a first protrusion 241 is arranged on the cylindrical surface of the first rotating shaft 24, a first notch is formed on the portion, not provided with the first protrusion 241, of the cylindrical surface of the first rotating shaft 24, a second protrusion 231 is arranged on one side, close to the second hinge 25, of the first hinge 23, the second protrusion 231 is accommodated in the first notch, and when the first rotating shaft 24 rotates to the stroke limit, the first protrusion 241 is abutted against the second protrusion 231.

During operation will first connecting plate 21 with second connecting plate 22 is connected with two parts that need rotate to be connected respectively, when first pivot 24 rotates, second arch 231 is in the first breach for first pivot 24 rotates, works as first arch 241 with when second arch 231 offsets, first pivot 24 rotates extremely spacing to the stroke, first pivot 24 stall will first hinge 23 is injectd with the rotation range of second hinge 25 in the rotation space that first breach formed, free rotation can not take place for first pivot 24, and two parts that need rotate to connect are at the rotation of certain extent, have avoided the condition that two parts collided with each other to improve overall structure's stability, increase life.

In an embodiment of the present invention, one end of the first rotating shaft 24 away from the second hinge 25 is provided with a meshing tooth 242, the second hinge 25 is provided with a first shaft hole 251, a tooth socket matched with the meshing tooth 242 is provided in the first shaft hole 251, and the first rotating shaft 24 is connected to the first shaft hole 251. The engaging teeth 242 with the tooth's socket meshes mutually, wherein the engaging teeth 242 with the tooth's socket all follows the axial direction of first pivot 24 sets up, makes first pivot 24 with second hinge 25 circumference fixed connection, engaging teeth 242 and tooth's socket cooperation connected mode, and the fastness of connection is good, and difficult emergence is become flexible.

In an embodiment of the present invention, a first engaging groove 243 is disposed at an end of the first rotating shaft 24 away from the second hinge 25, a first engaging ring 26 is disposed in the first engaging groove 243, and the first engaging ring 26 abuts against the first hinge 23. First snap ring 26 will first hinge 23 axial direction is spacing in on the first pivot 24, when first pivot 24 rotates, first hinge 23 can not take place to drop, is convenient for simultaneously first hinge 23 with the assembly and the dismantlement of first pivot 24, simple structure, it is with low costs.

In an embodiment of the present invention, the first protrusion 241 is arc-shaped, the central angle of the first protrusion 241 is 180 °, that is, the two end surfaces of the first protrusion 241 are flush with each other, when the first rotating shaft 24 rotates, the second protrusion 231 can abut against any end surface of the two end surfaces of the first protrusion 241, so as to limit the rotation stroke of the first rotating shaft 24, and the rotation stroke of the first rotating shaft 24 is the difference between the central angles of the first protrusion 241 and the second protrusion 231; the base of the conventional display screen flat component is arranged on the placing plane, when the display screen is equivalent to the base, the rotating range of the display screen is smaller than 180 degrees, the rotating stroke range of the first rotating shaft 24 can be changed by setting the size of the central angle of the second protrusion 231, so that the requirement of actual work is met.

In an embodiment of the present invention, the first rotating assembly 1 includes a third hinge 11 and two fourth hinges 12 symmetrically disposed about the third hinge 11, the fourth hinges 12 are rotatably connected to a second rotating shaft 13, and one end of the second rotating shaft 13 far away from the fourth hinges 12 is fixedly connected to the third hinge 11;

a third protrusion 131 is disposed on the cylindrical surface of the second rotating shaft 13, a second notch is formed in a portion of the cylindrical surface of the second rotating shaft 13 where the third protrusion 131 is not disposed, a fourth protrusion 121 is disposed on a side of the fourth hinge 12 close to the third hinge 11, the fourth protrusion 121 is accommodated in the second notch, and when the second rotating shaft 13 rotates to the stroke limit, the third protrusion 131 abuts against the fourth protrusion 121.

During operation, second pivot 13 rotates, and fourth arch 121 is in can be rotatory for second pivot 13 in the second breach, work as the fourth lug with when the third lug offsets, second pivot 13 rotates to the stroke utmost point spacing, second pivot 13 stall realizes promptly third hinge 11 with fourth hinge 12 is at certain limit internal rotation, avoids second pivot 13 free rotation to cause the problem of colliding between the part to improve overall structure's stability.

In an embodiment of the present invention, one end of the second rotating shaft 13 away from the third hinge 11 is provided with a second clamping groove 132, a second snap ring 14 is connected to the second clamping groove 132 in a snap-fit manner, and the second snap ring 14 abuts against the fourth hinge 12. The second snap ring 14 will the second hinge 25 axial direction is spacing in on the second pivot 13, when the second pivot 13 rotates, fourth hinge 12 can not take place to drop, is convenient for simultaneously fourth hinge 12 with the assembly and the dismantlement of second pivot 13, simple structure, it is with low costs.

In an embodiment of the present invention, the fourth hinge 12 is connected to a fourth connecting plate 16 parallel to the first connecting plate 21, the third hinge 11 is connected to a third connecting plate 15, and the first connecting plate 21 and the fourth connecting plate 16 are both provided with connecting holes. The first connecting plate 21 and the fourth connecting plate 16 are connected with the flat component at the same time, the first rotating component 1 and the second rotating component 2 are combined, the base of the display screen flat component and the display screen are limited in rotation under the combined action of the first rotating component and the second rotating component, and the situation that the display screen is collided when the rotation angle of the display screen is too large is avoided.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The display panel rotating shaft structure is characterized by comprising a first rotating assembly (1) and two second rotating assemblies (2) which are symmetrically arranged relative to the first rotating assembly (1);

the second rotating assembly (2) comprises a first connecting plate (21) and a second connecting plate (22), the first connecting plate (21) is fixedly connected with a first hinge (23), and the second connecting plate (22) is fixedly connected with a second hinge (25); the first hinge (23) is rotatably connected with a first rotating shaft (24), and one end of the first rotating shaft (24) is connected with the second hinge (25);

the cylindrical surface of the first rotating shaft (24) is provided with a first protrusion (241), a first notch is formed in the part, which is not provided with the first protrusion (241), of the cylindrical surface of the first rotating shaft (24), a second protrusion (231) is arranged on one side, close to the second hinge (25), of the first hinge (23), the second protrusion (231) is accommodated in the first notch, and when the first rotating shaft (24) rotates to the stroke limit, the first protrusion (241) is abutted to the second protrusion (231).

2. The flat rotating shaft structure of display device according to claim 1, wherein the end of the first rotating shaft (24) away from the second hinge (25) is provided with a meshing tooth (242), the second hinge (25) is provided with a first shaft hole (251), a tooth socket matching with the meshing tooth (242) is arranged in the first shaft hole (251), and the first rotating shaft (24) is connected to the first shaft hole (251).

3. The rotating shaft structure of a display panel as claimed in claim 1, wherein a first engaging groove (243) is disposed at an end of the first rotating shaft (24) away from the second hinge (25), a first engaging ring (26) is sleeved in the first engaging groove (243), and the first engaging ring (26) abuts against the first hinge (23).

4. The flat rotating shaft structure for display panel according to claim 1, wherein the first protrusion (241) has an arc shape, and the central angle of the first protrusion (241) is 180 °.

5. The rotating shaft structure of a display panel according to claim 1, wherein the first rotating assembly (1) comprises a third hinge (11) and two fourth hinges (12) symmetrically arranged with respect to the third hinge (11), the fourth hinges (12) are rotatably connected with a second rotating shaft (13), and one end of the second rotating shaft (13) far away from the fourth hinges (12) is fixedly connected with the third hinge (11);

a third protrusion (131) is arranged on the cylindrical surface of the second rotating shaft (13), a second notch is formed in the part, which is not provided with the third protrusion (131), of the cylindrical surface of the second rotating shaft (13), a fourth protrusion (121) is arranged on one side, close to the third hinge (11), of the fourth hinge (12), the fourth protrusion (121) is accommodated in the second notch, and when the second rotating shaft (13) rotates to the stroke limit, the third protrusion (131) abuts against the fourth protrusion (121).

6. The rotating shaft structure of a display panel as claimed in claim 5, wherein a second locking groove (132) is disposed at an end of the second rotating shaft (13) far away from the third hinge (11), a second locking ring (14) is locked and connected in the second locking groove (132), and the second locking ring (14) abuts against the fourth hinge (12).

7. The rotating shaft structure of a display panel as claimed in claim 5, wherein a fourth connecting plate (16) parallel to the first connecting plate (21) is connected to the fourth hinge (12), and connecting holes are formed in the first connecting plate (21) and the fourth connecting plate (16).