CN202587679U - Back plate of flat display equipment - Google Patents

Abstract

The utility model discloses a back plate of a flat display device, comprising a back plate body and a screw assembly. The screw assembly comprises a connecting portion and a hollow protruding portion, and the screw assembly is welded, riveted or locked to at least one of the inner surface and the outer surface of the back plate body by the connecting portion, wherein the protruding portion protrudes from the connecting portion, and an inner surface of the protruding portion has a thread. The back plate of the flat display device of the utility model has the advantage of low production cost.

Description

Backplane of flat panel display device

technical field

The utility model relates to a backboard structure, in particular to a backboard applied to a plane display device. the

Background technique

In the flat display device, the display panel and electronic components are arranged in the containing space formed by the front frame and the back panel. The backboard must be provided with a plurality of corresponding screw holes to lock the front frame, circuit board and other components on the backboard or wall-mounted flat display device. the

Please refer to FIG. 1 , a common backboard structure includes a backboard main body 11 and a screwing post 12 , wherein the screwing post 12 has threads 121 for screw locking. The screwing post 12 penetrates the outer surface 111 and the inner surface 112 of the backboard main body 11 to be fixed on the backboard main body 11 by riveting. Common threaded columns 12 are made by cutting block materials into columns and then forming threads 121 through a tapping process. The production cost is relatively high, which makes it difficult to reduce the overall cost of the backplane. the

To sum up, how to simplify the processing method to reduce the production cost of the backplane is the goal that needs to be worked hard at present. the

Utility model content

The purpose of the present invention is to provide a back plate of a flat panel display device, which uses a sheet material to form a protrusion by stamping, and then forms threads on the inner surface of the protrusion as a screw assembly. The screwed component is connected with the main body of the backplane to produce a backplane with lower cost. the

The backboard of the flat display device according to an embodiment of the present invention includes a backboard main body and a screw assembly. The backboard body has an outer surface and an opposite inner surface. The screw assembly includes a connecting portion and a hollow protruding portion. The screwing assembly is welded, riveted or fastened to at least one of the inner surface and the outer surface of the backplane main body with the connecting portion, wherein the protruding portion protrudes from the connecting portion A first surface of the protrusion, and an inner surface of the protrusion has a thread. the

Beneficial effect

The backboard of the planar display device of the utility model has low cost; it can not only reduce the thickness of the backboard main body to reduce the weight and cost of the backboard, but also increase the physical strength of the backboard main body to prevent the backboard from twisting and deforming, and is suitable for application For wall-mounting of large-size flat-panel display devices. the

Description of drawings

FIG. 1 is a cross-sectional view showing a partial structure of a backplane of a common flat display device. the

FIG. 2 is a cross-sectional view showing a partial structure of a backplane of a flat panel display device according to a first embodiment of the present invention. the

3 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to a second embodiment of the present invention. the

FIG. 4 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to a third embodiment of the present invention. the

FIG. 5 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to a fourth embodiment of the present invention. the

FIG. 6 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to a fifth embodiment of the present invention. the

7 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to a sixth embodiment of the present invention. the

FIG. 8 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to a seventh embodiment of the present invention. the

FIG. 9 is a cross-sectional view showing a partial structure of a backplane of a flat-panel display device according to an eighth embodiment of the present invention. the

Fig. 10a is a top view showing the partial structure of the back panel of the flat panel display device according to the ninth embodiment of the present invention. the

Fig. 10b is a top view showing the partial structure of the back panel of the flat panel display device according to the tenth embodiment of the present invention. the

Fig. 10c is a top view showing the partial structure of the back panel of the flat panel display device according to the eleventh embodiment of the present invention. the

Among them, 11, 21 Backplane main body

111, 211 Outer surface

112, 212 inner surface

12 Screwed column

121 thread

213 opening

22 Screwed components

221 Connection part

221a First Surface

221b Second Surface

222 Protrusion

223 thread

23 Rivets

24 Welding Department

Detailed ways

In the following, detailed descriptions will be given with reference to specific implementation methods and accompanying drawings, so that it will be easier to understand the purpose, technical content, features and effects of the present utility model. the

Please refer to FIG. 2 , the backboard of the flat panel display device according to an embodiment of the present invention includes a backboard main body 21 and a screw assembly 22 . The backboard main body 21 has an outer surface 211 and an opposite inner surface 212 . The screw assembly 22 includes a connecting portion 221 and a hollow protruding portion 222 . The connecting portion 221 has a first surface 221a and a second surface 221b opposite to each other. The protruding portion 222 protrudes from the first surface 221 a of the connecting portion 221 , and an inner surface of the protruding portion 222 has a thread 223 . the

In the embodiment shown in FIG. 2 , the screw assembly 22 is disposed on the inner surface 212 of the backboard main body 21 by the second surface 221 b of the connecting portion 221 . For example, a plurality of rivets 23 can be used to pass through the backboard main body 21 and the connecting portion 221 of the screw assembly 22 to rivet them together. But not limited thereto, other riveting structures, welding with the welding portion 24 (as shown in FIG. 3 ) or locking can also be used to fix the screw assembly 22 on the surface of the backboard main body 21 . In some embodiments, the outer contour of the connecting portion 222 may be circular or polygonal, as shown in FIGS. 10a to 10c . the

In some embodiments, the protruding end of the protruding part 222 of the screwing component 22 can be closed, that is, the two ends of the protruding part 222 are not connected to each other, and the backboard main body 21 has a screw thread 223 corresponding to the screwing component 22. An opening 213 , that is, the inner diameter of the opening 213 is approximately equal to or slightly larger than the inner diameter of the protrusion 222 . In this way, the screw can pass through the hole 213 from the outside of the backboard main body 21 and lock with the screw assembly 22. But not limited thereto, please refer to FIG. 3 , as an embodiment, the screw assembly 22 can also be disposed on the outer surface 211 of the backboard main body 21 with the first surface 221 a of the connecting portion 221 . It can be understood that the inner diameter of the opening 213 of the backboard body 21 is approximately equal to or slightly larger than the outer diameter of the protruding portion 222 , so that the protruding portion 222 can pass through the opening 213 . In this way, the screw can be directly locked with the screw assembly 22 from the outside of the backboard main body 21 . the

Referring to FIG. 4 , the protruding end of the protruding portion 222 of the screwing component 22 can be open, that is, the two ends of the protruding portion 222 can communicate with each other. According to this structure, the screw can pass through the hole 213 from the outside of the backboard main body 21 to lock with the screw assembly 22 to lock with a wall hanger. Alternatively, the screw can also be directly engaged with the screw assembly 22 from the inner side of the backboard main body 21 to fix components such as the front frame or the circuit board. Please refer to FIG. 5 , as an embodiment, the screw assembly 22 can be set on the outer surface 211 of the backboard main body 21 with the second surface 221b of the connecting portion 221, so that the screw can connect with the screw from the inside or outside of the backboard main body 21. The joint assembly 22 is locked. the

Please refer to FIG. 6 and FIG. 7 , the screw assembly 22 can also be arranged on the outer surface 211 of the backplane main body 21 (as shown in FIG. 6 ) or the inner surface 212 of the backplane main body 21 ( As shown in FIG. 7 ), the screws are used to lock the screw assembly 22 from the inside or outside of the backboard main body 21 . Likewise, the inner diameter of the opening 213 of the backboard main body 21 is approximately equal to or slightly larger than the outer diameter of the protruding part 222 , so that the protruding part 222 can pass through the opening 213 of the backboard main body 21 . the

Please refer to FIG. 8 , as an embodiment, the protruding end of the protruding part 222 of the screw assembly 22 is open, and the side wall of the protruding end of the protruding part 222 is bent inward and is perpendicular to the outer surface 211 of the backboard main body 21 . The thread 223 is disposed on the opposite surface of the inwardly bent sidewall. According to this structure, the thickness of the sidewall of the protrusion 222 will not be thinned due to the thread 223 formed inside the protrusion 222 , so that the protrusion 222 has better physical strength. In addition, as shown in FIG. 8 , when the protruding height of the protruding portion 222 has sufficient locking space, the backboard main body 21 does not need to be provided with openings corresponding to the protruding portion 222 , so that the physical properties of the backboard main body 21 can be improved. strength. Please refer to FIG. 9 , similar to the embodiments shown in FIG. 3 , FIG. 6 and FIG. 7 , the backboard main body 21 can also be provided with an opening 213 corresponding to the protruding portion, and its inner diameter is approximately equal to or slightly larger than the outer portion of the protruding portion 222 . diameter, so that the protruding portion 222 can pass through the opening 213 of the backboard main body 21 . the

To sum up the above, the back plate of the flat panel display device of the present invention can use sheet materials to form protrusions by stamping, and then form threads on the inner surface of the protrusions as a screwed assembly. This avoids costly machining of screwed components. The screw assembly is connected with the main body of the backplane to produce the backplane of the flat panel display device with lower cost. In addition, the design that the screw assembly is separated from the main body of the backplane allows the screw assembly and the main body of the backplane to be produced with sheet materials of different thicknesses. In this way, the thickness of the main body of the backplane can be reduced to reduce the weight and cost of the backplane, and the thicker screw components can provide better physical strength of the screw components, especially when the flat-panel display device is installed on the wall. advantage. In addition, the screw assembly is multi-point riveted or welded to the main body of the back plate with its flat connection part, which can not only increase the physical strength of the back plate main body to prevent the back plate from being twisted and deformed, but also increase the connection between the screw assembly and the back plate. The connection strength of the main body is high, and it is suitable for wall-mounting of large-size flat-panel display devices. the

The above-described embodiments are only for illustrating the technical ideas and characteristics of the present utility model, and its purpose is to enable those skilled in the art to understand the content of the present utility model and implement it accordingly, and should not limit the scope of the present utility model with it , that is, any equivalent change or modification made without departing from the spirit and scope of the utility model shall still be covered within the patent scope of the utility model. the

Claims (8)

1. A backplane of a flat display device, characterized in that, comprising: a backplane body having an outer surface and an opposite inner surface; and A screw assembly, which includes a connecting portion and a hollow protruding portion, the screw assembly is welded, riveted or fastened to the inner surface and the outer surface of the backplane main body with the connecting portion At least one of them, wherein the protruding portion protrudes from a first surface of the connecting portion, and an inner surface of the protruding portion has a thread. 2. The back panel of a flat panel display device according to claim 1, wherein the main body of the back panel has an opening corresponding to the screw assembly. 3 . The back panel of a flat panel display device according to claim 1 , wherein an inner diameter of the opening of the main body of the back panel is equal to or greater than an inner diameter of the protrusion. 4 . 4. The back panel of a flat panel display device according to claim 1, wherein the screw assembly is connected to the inner side surface of the back panel body and the second surface of the connecting portion. At least one of the outer surfaces, the first surface and the second surface of the connecting portion are opposite to each other. 5. The back panel of a flat panel display device according to claim 1, wherein the inner diameter of the opening of the main body of the back panel is equal to or greater than the outer diameter of the protruding part, and the screw assembly uses the The first surface of the connecting portion is connected to at least one of the inner surface and the outer surface of the backboard body, and the protruding portion passes through the opening. 6 . The back panel of a flat panel display device according to claim 1 , wherein a protruding end of the protruding portion is closed or open. 7. The back panel of a flat panel display device according to claim 1, wherein one protruding end of the protruding portion is open, and a side wall of the protruding end is bent inward and is connected to the back plate The main body of the board is vertical, and the threads are arranged on opposite surfaces of the side walls bent inward. 8 . The back panel of a flat panel display device according to claim 1 , wherein an outline of the connecting portion of the screw assembly is circular or polygonal.

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