CN218153335U

CN218153335U - Display device

Info

Publication number: CN218153335U
Application number: CN202221972503.1U
Authority: CN
Inventors: 肖军; 李有志; 魏儒意; 刘银行
Original assignee: BOE Technology Group Co Ltd; K Tronics Suzhou Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd; K Tronics Suzhou Technology Co Ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-27
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a display device, which comprises a display and a bracket, wherein the bracket is arranged on a back shell of the display through a hinge structure, and the hinge structure comprises a first connecting piece connected with the display and a second connecting piece connected with the bracket; the first connecting piece is provided with a sleeve part, and the inner side surface of the sleeve part is provided with a limiting groove; the second connecting piece is provided with a rotating shaft part, the rotating shaft part is provided with a boss, and after the rotating shaft part is inserted into the sleeve part, the boss is positioned in the limiting groove. The utility model discloses display device's hinge structure's spacing groove makes the boss only can remove in it to carry on spacingly to the turned angle of pivot portion, make it stop steadily in aperture minimum and two biggest position departments.

Description

Display device

Technical Field

The utility model relates to a show technical field. And more particularly, to a display device.

Background

For a display device including a display and a stand, wherein the stand is hinged to a housing of the display by a hinge structure to enable the stand to be opened or closed on the display, it is necessary to provide a hinge structure.

The hinge structure that the correlation technique adopted more usually includes and comprises axle center, support, damping fin, anti-skidding gasket, spacing piece and fixation nut, and the hinge of this kind of structure includes a plurality of parts, and it is comparatively responsible to make, and the cost is also higher. When applying common hinge structure to electronic equipment, in order to the outward appearance of complete machine product clean and tidy, need increase the apron usually and shelter from this hinge structure, also corresponding increase the complete machine cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a display device with support, this support passes through hinge structure and connects on the display casing.

According to an aspect of the present invention, there is provided a display device, comprising a display and a stand, wherein the stand is disposed on a back housing of the display through a hinge structure, the hinge structure comprises a first connecting member connected to the display and a second connecting member connected to the stand;

the first connecting piece is provided with a sleeve part, and the inner side surface of the sleeve part is provided with a limiting groove;

the second connecting piece is provided with a rotating shaft part, the rotating shaft part is provided with a boss, and after the rotating shaft part is inserted into the sleeve part, the boss is positioned in the limiting groove.

Preferably, an assembling groove is formed in the inner side surface of the edge of the sleeve portion, the assembling groove is communicated with the limiting groove, and the limiting groove is located on the inner side of the assembling groove along the axial direction of the sleeve portion.

Preferably, the width of the assembling groove is smaller than that of the limiting groove.

Preferably, the joint of the assembling groove and the limiting groove is provided with an oblique angle structure.

Preferably, the outer diameter of the rotating shaft portion is smaller than or equal to the inner diameter of the sleeve portion, and the end of the boss extends to the edge of the rotating shaft portion.

Preferably, the first connector further comprises a plate-shaped portion for connection with a back housing of the display, the sleeve portion being located at an end of the plate-shaped portion.

Preferably, the back case of the display is provided with a groove, and the plate-shaped portion is disposed in the groove.

Preferably, the second connecting piece further comprises a connecting portion for connecting with the bracket, and a journal portion located at one end of the connecting portion, and the rotating shaft portion is located at an end portion of the journal portion far away from the connecting portion.

Preferably, the outer diameter of the journal portion is equal to the outer diameter of the sleeve portion.

Preferably, the second connection members are provided in two, which are respectively inserted into both ends of the sleeve portion.

The utility model has the advantages as follows:

the utility model discloses a display device's support passes through hinge structure and connects on the back casing of display, hinge structure is through setting up the spacing groove in the sleeve part to and set up the boss in pivot portion, make the boss only can remove in the spacing groove, thereby carry on spacingly to the turned angle of pivot portion, make it stop in aperture minimum and two biggest position departments steadily.

Drawings

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Fig. 1 shows a schematic structural diagram of the present invention.

Fig. 2 shows a side view of a first connector of the invention.

Fig. 3 showsbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A ofbase:Sub>A first connector element according to the invention.

Fig. 4 shows a schematic structural diagram of a second connector according to the present invention.

Detailed Description

In order to explain the present invention more clearly, the present invention will be further described with reference to the preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.

The traditional hinge structure usually comprises an axle center, a support, a damping sheet, an anti-skidding gasket, a limiting sheet and a fixing nut, and the hinge with the structure has more parts, so that the assembly process is complicated. Moreover, as the current electronic devices are developed toward light weight and beauty, the hinge with such a structure is not suitable for exposing the surface of the product, so that the cover plate is required to shield the product inside the housing.

To the technical problem that exists among the prior art, the utility model discloses display device's an embodiment, this display device include display and support, specifically, are equipped with the support on the back casing of display, when need erect and place display device, the user expandes the support from the casing to support display device through the support and place and supply people to watch in the desktop. When the display device is required to be carried, the support is folded and attached to the surface of the shell by a user, so that the size of the display device is reduced, and the display device is convenient to carry by people. The bracket is rotatably connected to the shell at the back of the display through a hinge structure.

As shown in fig. 1, the hinge structure includes a first connecting member 10 and a second connecting member 20, the first connecting member 10 is connected to a back housing of the display, and the second connecting member 20 is connected to the stand, so that the stand and the housing can be unfolded or folded. The first connecting member 10 is provided with a sleeve portion 11, a limiting groove 12 is opened on an inner side surface of the sleeve portion 11, and the limiting groove 12 is formed by inwardly recessing the inner side surface of the sleeve portion 11. The second coupling member 20 has a shaft portion 21, and a boss 22 is provided on an outer peripheral surface of the shaft portion 21, so that the shaft portion 21 can be inserted into the sleeve portion 11, and the boss 22 is positioned in the stopper groove 12.

The hinge structure provided by the embodiment of the present disclosure enables the first connecting member 10 and the second connecting member 20 to be hinged by inserting the sleeve portion 11 and the rotating shaft portion 21, the sleeve portion 11 coincides with the central axis of the rotating shaft portion 21, and the outer peripheral surface of the rotating shaft portion 21 rotates along the inner peripheral surface of the sleeve portion 11, that is, the rotating shaft portion 21 rotates around the central axis thereof. Because the boss 22 is located in the limiting groove 12, when the rotating shaft portion 21 rotates relative to the sleeve portion 11, the boss 22 also moves in the limiting groove 12, and when the boss 22 abuts against the edge of the limiting groove 12, the rotating shaft portion 21 can be prevented from continuously rotating, namely when the boss 22 abuts against two opposite side surfaces of the limiting groove 12 respectively, the rotating shaft portion 21 can stop rotating, the rotating distance of the rotating shaft portion 21 is equal to the length of the limiting groove 12 along the circumferential direction of the sleeve portion 11, namely, the boss 22 and the limiting groove 12 are arranged to limit the rotating shaft portion 21, so that the rotating shaft portion can stably stay at the maximum and minimum opening positions.

As shown in fig. 2 and 3, in the present embodiment, an assembly groove 13 is provided on the inner surface of the sleeve portion 11 at the edge, and the assembly groove 13 communicates with the stopper groove 12. The assembly groove 13 is formed by an inner side surface of the sleeve portion 11 being inwardly recessed, and one side of the assembly groove 13 extends to an edge of the sleeve portion 11, i.e., one side of the assembly groove 13 is penetrated with the outside. When the rotating shaft portion 21 of the second joint member 20 is inserted into the sleeve portion 11 of the first joint member 10, the boss 22 is aligned with the assembling groove 13 and enters the stopper groove 12 from the assembling groove 13, so that the rotating shaft portion 21 is inserted into the sleeve portion 11.

Specifically, when the axial direction of the sleeve portion 11 is defined as a longitudinal direction and the circumferential direction of the sleeve portion 11 is defined as a width direction, the width of the assembly groove 13 is smaller than the width of the stopper groove 12, the assembly groove 13 is located at the edge of the sleeve portion 11, the stopper groove 12 is located inside the assembly groove 13 along the axial direction of the sleeve portion 11, that is, the assembly groove 13 is located outside the stopper groove 12, the assembly groove 13 is located at a port of the sleeve portion 11 with respect to the stopper groove 12, and the assembly groove 13 and the stopper groove 12 together form a substantially "convex" shape.

In order to facilitate the machining of the assembling groove 13 and the limiting groove 12 and the smooth insertion of the rotating shaft portion 21 into the sleeve portion 11, the depths of the limiting groove 12 and the assembling groove 13 are set to be the same, that is, the distance between the inward recess of the limiting groove 12 and the inward recess of the assembling groove 13 from the inner side surface of the sleeve portion 11 is the same. The height of the boss 22 corresponds to the depth of the limiting groove 12, so that the edge of the boss 22 can abut against the limiting groove 12, the shape of the boss 22 can be rectangular, and the length of the limiting groove 12 should be greater than that of the boss 22, so that the boss 22 only contacts with the limiting groove 12 in the width direction. The utility model discloses not prescribing a limit to the shape and the length of equipment groove 13, technical personnel in the field can design according to actual conditions, only need guarantee to assemble groove 13 and spacing groove 12 intercommunication. The width of the assembling groove 13 should be larger than that of the boss 22 so that the boss 22 can enter the position-limiting groove 12 through the assembling groove 13.

In the present embodiment, the joint between the assembling groove 13 and the limiting groove 12 is provided with a bevel structure 14. Because the width of the assembling groove 13 is less than the width of the limiting groove 12, when the boss 22 slides in the limiting groove 12, in order to prevent the contact between the boss 22 and the side wall of the assembling groove 13, the side wall of the assembling groove 13 blocks the movement of the boss 22, thereby reducing the moving distance of the boss 22, a bevel structure 14 is arranged at the joint of the assembling groove 13 and the limiting groove 12, the bevel structure 14 is formed by chamfering the side wall at the joint of the assembling groove 13 and the limiting groove 12, so that the side wall of the assembling groove 13 is smoothly transited to the side wall of the limiting groove 12, thereby preventing the boss 22 from being clamped at the transition section of the assembling groove 13 and the limiting groove 12, so as to reduce the rotating distance of the rotating shaft part 21, and further reducing the rotating angle of the second connecting piece 20 relative to the first connecting piece 10. It will be appreciated that the angled formation 14 may also be formed by rounding the side walls at the junction of the assembly groove 13 and the retaining groove 12.

As shown in fig. 4, the outer diameter of the rotation shaft portion 21 is equal to or slightly smaller than the inner diameter of the sleeve portion 11 so that the rotation shaft portion 21 can rotate within the sleeve portion 11. The smaller the fitting clearance between the rotating shaft portion 21 and the sleeve portion 11, the greater the rotational resistance therebetween, and by setting an appropriate clearance value, an appropriate damping force can be generated. The end of the boss 22 extends to the end edge of the rotation shaft portion 21, i.e., one side end surface of the boss 22 is flush with the end surface of the rotation shaft portion 21, thereby facilitating the insertion of the rotation shaft portion 21 into the sleeve portion 11.

As shown in fig. 1 and 2, the first connector 10 further includes a plate-shaped portion 15, the plate-shaped portion 15 is used for connecting with a display, the sleeve portion 11 is disposed at one end portion of the plate-shaped portion 15, and one side of the outer peripheral surface of the sleeve portion 11 is flush with one side surface of the plate-shaped portion 15, or the sleeve portion 11 is higher than the surface of the plate-shaped portion 15. In the actual machining process, the plate-shaped portion 15 and the sleeve portion 11 are cut from a single plate, then the assembling groove 13 and the limiting groove 12 are formed on the surface of the sleeve portion 11 by CNC machining, finally the sleeve portion 11 is formed by bending and rounding in a sheet metal, and the sleeve portion 11 is bent to one side of the plate-shaped portion 15.

When the first connector 10 is connected to the housing of the display, the housing may be provided with a groove, the plate-shaped portion 15 may be inserted into the groove to be fixedly connected, the depth of the groove may be equal to the thickness of the plate-shaped portion 15, and only the sleeve portion 11 may be kept outside the housing, which is suitable for electronic devices with high requirements for appearance.

Furthermore, a plurality of positioning posts 16 are arranged on the plate-shaped portion 15, and when the first connecting piece 10 is fixed on the surface of the housing, the positioning posts 16 are matched with positioning holes in the housing, so that the first connecting piece 10 is accurately positioned and mounted.

As shown in fig. 4, the second connector 20 further includes a connecting portion 24, and a journal portion 23 located between the connecting portion 24 and the rotating shaft portion 21, that is, the rotating shaft portion 21, the journal portion 23, and the connecting portion 24 are arranged in this order along the axial direction of the second connector 20. The outer diameter of the collar portion 23 is larger than the outer diameter of the rotating shaft portion 21 and equal to the outer diameter of the sleeve portion 11, and when the rotating shaft portion 21 is inserted into the sleeve portion 11, the collar portion 23 abuts against the end surface of the sleeve portion 11. The connecting portion 24 is for connection to a bracket, and the cross-sectional shape of the connecting portion 24 is substantially semicircular in this embodiment.

It is understood that the shaft portion 21 is inserted into the sleeve portion 11, and the longer the length of the shaft portion 21 is, the greater the damping torque between the shaft portion 21 and the sleeve portion 11 is, and the appropriate length is selected by those skilled in the art as needed.

In the present embodiment, the second connection members 20 are provided in two pieces, and are respectively inserted into both ends of the sleeve portion 11, and the corresponding sleeve portion 11 is opened with the assembling groove 13 and the stopper groove 12 on the inner side surfaces of both ends thereof. The bracket of the display device is bent into a frame shape by a rod member, and both ends of the rod member are fixedly connected with the connecting portions 24 of the two second connecting members 20, respectively.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is further noted that, in the description of the present invention, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.

Claims

1. A display device comprises a display and a bracket, wherein the bracket is arranged on a back shell of the display through a hinge structure;

2. The display device according to claim 1, wherein an inner side surface at an edge of the sleeve portion is provided with an assembly groove communicating with the stopper groove, and the stopper groove is located inside the assembly groove in an axial direction of the sleeve portion.

3. The display device according to claim 2, wherein the width of the assembly groove is smaller than the width of the limiting groove.

4. The display device according to claim 3, wherein the joint of the assembling groove and the limiting groove is provided with an oblique angle structure.

5. The display device according to claim 1, wherein an outer diameter of the rotation shaft portion is smaller than or equal to an inner diameter of the sleeve portion, and an end of the boss extends to an edge of the rotation shaft portion.

6. The display device according to claim 1, wherein the first connector further comprises a plate-shaped portion for connecting with a back housing of the display, the sleeve portion being located at an end of the plate-shaped portion.

7. A display device as claimed in claim 6, characterised in that the back shell of the display is provided with a recess in which the plate-like portion is provided.

8. The display device according to claim 6, wherein the second connecting member further comprises a connecting portion for connecting with the bracket, and a journal portion at one end of the connecting portion, and the rotation shaft portion is located at an end of the journal portion away from the connecting portion.

9. The display device of claim 8, wherein an outer diameter of the journal portion is equal to an outer diameter of the sleeve portion.

10. The display device according to claim 1, wherein the second connecting members are provided in two, which are respectively inserted into both ends of the sleeve portion.