CN203823363U - Display device and fixing assembly thereof - Google Patents

Abstract

The utility model provides a display device and a fixing component thereof. The display device includes a display panel, at least one screw prism, a support seat and a fixing component. The back of the display panel has at least one screw hole and at least one positioning hole. The screw prism is locked in the screw hole. The support seat is fixed to the back of the display panel by the screw prism. The fixing component includes a sleeve and a positioning column, and is arranged between the display panel and the support seat. The sleeve has a through hole and an arc groove. The shape of the through hole matches the shape of the screw prism. The central axis of the through hole passes through the center of the circle corresponding to the arc groove, and when the sleeve is fixed to the back of the display device, the positioning column passes through the arc groove and is fixed in the positioning hole.

Description

Display device and its fixing components

technical field

The utility model relates to a fixing component, in particular to a fixing component of a display device.

Background technique

Flat panel display devices have been widely used in display screens of personal desktop computers, televisions, or equipment machines. The display panel in the display device is usually supported on the desktop by a support base, and the support base usually includes a board and a base connected to the board.

In some existing display devices, the display panel and the support base are integrally formed, so as to save the user from the trouble of assembling the support frame on the display panel. Therefore, the back of the display panel is provided with a plurality of screw holes, and the plurality of screw posts are respectively locked in these screw holes, and the plate body of the support base is fixed on the back of the display panel by these screw posts.

However, when the display device needs maintenance, the support base needs to be disassembled. In the process of removing the support seat, the maintainer will inevitably turn these screw columns, so that the screw columns are loosened. Moreover, these screw columns used to lock the supporting base to the back side of the display panel must also bear the weight of the entire display panel, so they are easily broken due to shear stress.

Contents of the invention

In order to solve the above problems, an embodiment of the present invention provides a fixing assembly, which includes a set of disks and a positioning column. The sleeve has a through hole and a first arc-shaped groove, wherein the central axis of the through-hole passes through the center of the circle corresponding to the first arc-shaped groove. The positioning column is used for fixing the disc on an object after being inserted into the first arc-shaped groove.

In an embodiment of the fixing assembly of the present invention, the through hole has a plurality of side walls, and the top view shape of the through hole is a regular polygon.

In an embodiment of the fixing assembly of the present invention, the first arc-shaped groove corresponds to a first central angle θ1, and the first central angle θ1 and the number n of the plurality of side wall surfaces satisfy the following relationship: θ1≧ (360°/n).

In one embodiment of the fixing assembly of the present invention, the sleeve plate also has a second arc-shaped groove, wherein the second arc-shaped groove corresponds to the same center of circle as the first arc-shaped groove, and the first arc-shaped groove corresponds to A first central angle θ1, the second arc-shaped groove corresponds to a second central angle θ2, the first central angle θ1, the second central angle θ2 and the number n of the plurality of side wall surfaces satisfy the following relationship: ( θ1+θ2)≧(360°/n).

In an embodiment of the fixing assembly of the present invention, the cross-sectional shape of the second arc-shaped groove is the same as the cross-sectional shape of the first arc-shaped groove.

In addition, an embodiment of the present invention provides a display device, including a display panel, at least one screw prism, a support seat and at least one fixing component. The back of the display panel has at least one screw hole and at least one positioning hole. Screw prism, locked in the screw hole. The support base is fixed on the back of the display panel by means of screw prisms. The fixing component includes a set plate and a positioning column, and is arranged between the display panel and the support base to prevent the screw prism from loosening. The sleeve has a through hole and an arc groove. The shape of the through hole matches the shape of the screw prism, so that the sleeve is inserted into the screw prism through the through hole. The central axis of the through hole passes through the center of the circle corresponding to the arc-shaped groove, and when the set plate is inserted into the screw prism, the positioning column passes through the arc-shaped groove and is fixed in the positioning hole, so that the set plate is fixed on the back of the display device.

In an embodiment of the display device of the present invention, the through hole is a polygonal through hole with multiple sidewalls.

In an embodiment of the display device of the present invention, the arc-shaped groove corresponds to a central angle θ, and the central angle θ and the number n of the plurality of side wall surfaces satisfy the following relationship: θ≧(360°/n) .

In an embodiment of the display device of the present invention, the positioning hole is a screw hole, and the positioning column is a screw column, and the screw column passes through the arc-shaped slot and is locked in the screw hole.

When the support base is disassembled, the fixing assembly of the utility model can fix the screw prism so that the screw prism is not easy to loosen. In addition, since the screw prism needs to bear the weight of the display panel, the fixing component can provide the lateral strength of the screw prism and reduce the shear stress borne by the screw prism, thereby reducing the probability of the screw prism breaking.

In order to further understand the technology, method and effect that the utility model adopts to achieve the intended purpose, please refer to the following detailed description and drawings of the utility model, and believe that the purpose, characteristics and characteristics of the utility model can be obtained from this In-depth and specific understanding, however, the accompanying drawings and appendices are only for reference and description, and are not used to limit the utility model.

Description of drawings

FIG. 1 shows an exploded schematic view of a display device and a fixing component of an embodiment of the present invention.

FIG. 2A shows a top view of the fixing assembly fixed on the back of the display device according to the embodiment of the present invention.

FIG. 2B shows a top view of the fixing component fixed on the back of the display device when the screw prism in FIG. 2A is rotated 30 degrees clockwise.

FIG. 2C shows a top view of the fixing component fixed on the back of the display device when the screw prism in FIG. 2A is rotated counterclockwise by 30 degrees.

FIG. 3 shows a top view of a fixing assembly according to another embodiment of the present invention.

FIG. 4 shows a top view of a fixing assembly according to another embodiment of the present invention.

Wherein, the reference signs are explained as follows:

display device 1

display panel 10

Support seat 11

Screw Prism 12

Fixed components 13

Display surface 10a

back 10b

screw hole 101

Positioning hole 102

Polygonal prism 121

Fixing hole 120

side surface 122

Board 110

base 111

piercing 112

Set plate 130, 130'

Positioning column 131

Through hole 1300

Arc groove 1301

Center O, O'

Central angle θ

The first central angle θ1

The second central angle θ2

The first arc groove 132

The second arc groove 133

Detailed ways

Please refer to FIG. 1 , which shows an exploded view of a display device and a fixing assembly according to an embodiment of the present invention. The display device 1 includes a display panel 10 , a support base 11 , at least one screw prism 12 and a fixing component 13 .

The front side of the display panel 10 is a display surface 10 a , and the back side 10 b has at least one screw hole 101 and at least one positioning hole 102 . In the embodiment of the present invention, one end of the screw prism 12 is provided with a screw thread (not shown) to fit and lock in the screw hole 101 . The other end of the screw prism 12 includes a polygonal prism 121 , and the polygonal prism 121 has a fixing hole 120 therein and has a plurality of side surfaces 122 . In addition, the cross-sectional shape of the polygonal cylinder 121 is a regular polygon, such as a regular pentagon, a regular hexagon, or a regular octagon. In this embodiment, the screw prism 12 is a hexagonal screw column.

The support base 11 is fixed on the back surface 10 b of the display panel 10 by the aforementioned screw prism 12 . In detail, the supporting seat 11 has a board body 110 and a base 111 , and the base 111 is connected to the board body 110 . The board body 110 also has at least one through hole 112 , so that after a screw (not shown) is inserted into the through hole 112 , it is locked into the fixing hole 120 of the screw prism 12 .

The fixing component 13 is disposed between the display panel 10 and the support base 11 to prevent the screw prism 12 from loosening when the support base 11 is removed. The fixing component 13 includes a disc 130 and a positioning column 131 .

Please refer to FIG. 2A to FIG. 2C . FIG. 2A shows a top view of the fixing assembly 13 fixed on the back surface 10 b of the display panel 10 according to the embodiment of the present invention. FIG. 2B shows a top view of the fixing component 13 fixed on the back surface 10 b of the display panel 10 when the screw prism 12 in FIG. 2A is rotated 30 degrees clockwise. FIG. 2C shows a top view of the fixing component 13 fixed on the back surface 10 b of the display panel 10 when the screw prism 12 in FIG. 2A is rotated 30 degrees counterclockwise. Please refer to FIG. 1 again. Since the screw hole 101 and the screw prism 12 have tolerances, when the screw prism 12 is locked in the screw hole 101, the number of locked screw teeth will be different, resulting in the angle of the screw prism 12 when viewed from above. Not one.

In the embodiment of the present utility model, the plan view shape of the set plate 130 is circular, which can ensure that the appearance of the set plate 130 will not be affected by the different rotation angles of the screw prism 12, so as to reduce the possibility that the set plate 130 may be different from other parts when rotating. Parts touching and interfering with assembly operations. The sleeve 130 has a through hole 1300 and an arc-shaped groove 1301 , wherein the arc-shaped groove 1301 corresponds to the center O of the sleeve 130 , and the central axis of the through hole 1300 passes through the center O of the sleeve 130 . In other words, the central axis of the through hole 1300 passes through the center O corresponding to the arc-shaped groove 1301 .

The top view shape of the through hole 1300 matches the shape of the screw prism 12 , so that the sleeve 130 can be inserted into the screw prism 12 through the through hole 1300 . It should be noted that the top view shape of the through hole 1300 must be non-circular, so that the sleeve plate 130 can fit with the screw prism 12 . In one embodiment, the through hole 1300 has n side wall surfaces, so that the top view shape of the through hole 1300 is a regular polygon. When the sleeve 130 is inserted into the screw prism 12 , at least one sidewall of the through hole 1300 is in close contact with the side surface 122 of the polygonal prism 121 of the screw prism 12 . The plan view shape of the through hole 1300 in this embodiment is a regular hexagon, that is, it has six sidewalls, ie n=6.

The arc-shaped groove 1301 corresponds to a central angle θ, and the central angle θ and the number n of sidewalls of the through hole 1300 satisfy the following relationship: θ≧(360°/n). In this embodiment, n=6, so the central angle θ corresponding to the arc-shaped groove 1301 is at least 60 degrees. In this way, even if there is a tolerance between the screw hole 101 and the screw prism 12, resulting in a different angle of the screw prism 12 locked in the screw hole 101 when viewed from above, by turning the sleeve 130, the arc-shaped groove 1301 can also be made The opening corresponds to the location of the positioning hole 102 .

It should be noted that in this embodiment, as long as the central angle θ corresponding to the arc-shaped groove 1301 and the number n of the side wall surfaces of the through-hole 1300 satisfy the aforementioned relational formula, there is no specific position for the arc-shaped groove 1301 special restrictions. In this embodiment, the position of the arc-shaped groove 1301 is aligned with one side wall of the through hole 1300 . That is to say, from a top view, the line connecting the two ends of the arc-shaped groove 1301 is substantially parallel to one side wall of the through hole 1300 . In other embodiments, the arc-shaped groove 1301 does not have to be aligned with one side wall of the through hole 1300 . Please refer to FIG. 3 , which is a top view of the fixing assembly 13 fixed on the back surface 10 b of the display panel 10 according to another embodiment of the present invention. As shown in FIG. 3 , the arc-shaped groove 1301 is disposed corresponding to one corner of the through hole 1300 . That is to say, the intersection points of the center of the arc-shaped groove 1301 , the center O of the sleeve 130 , and the two sides of the through hole 1300 can form a straight line.

Please refer to Figure 1 again. When the sleeve plate 130 is inserted into the screw prism 12 , the opening of the arc-shaped groove 1301 must face the aforementioned positioning hole 102 , so that the positioning column 131 can pass through the arc-shaped groove 1301 and be fixed in the positioning hole 102 . It can be seen from Figures 2A to 2C that the arc-shaped groove 1301 established according to the aforementioned relationship can ensure that no matter how the screw prism 12 rotates, the position of the arc-shaped groove 1301 can be adjusted by rotating the sleeve 130, so that the positioning The hole 102 is exposed from the opening of the arc-shaped slot 1301 , so that the positioning post 131 passes through the arc-shaped slot 1301 and is inserted into the positioning hole 102 for fixing.

Please refer to FIG. 4 , which is a top view of a fixing assembly according to another embodiment of the present invention. Compared with the previous embodiments, the sleeve 130' in this embodiment has a first arc-shaped groove 132 and a second arc-shaped groove 133. The first arc-shaped groove 132 and the second arc-shaped groove 133 correspond to the same circle center O', and the central axis of the through hole 1300 also passes through the circle center O'. In addition, the first arc-shaped groove 132 corresponds to the first central angle θ1, the second arc-shaped groove corresponds to the second central angle θ2, the first central angle θ1, the second central angle θ2 and the number n of the side walls of the through hole 1300 satisfy the following Relational formula: (θ1+θ2)≧(360°/n). In one embodiment, the first central angle θ1 and the second central angle θ2 are equal, that is to say, when the top view shape of the through hole 1300 is a regular pentagon, the first central angle θ1 and the second central angle θ2 are both at least is 36 degrees; when the shape of the through hole 1300 is a regular hexagon, both the first central angle θ1 and the second central angle θ2 are at least 30 degrees, and so on. And in one embodiment, the cross-sectional shape of the first arc-shaped groove 132 is the same as the cross-sectional shape of the second arc-shaped groove 133 .

And the first arc-shaped groove 132 and the position that the second arc-shaped groove 133 offer, when making the cover plate 130 sleeve on the screw prism 12, from the top view of Figure 3, the positioning hole 102 can be formed by the first arc-shaped groove 132 or the second Two arc-shaped grooves 133 are exposed.

Referring to FIG. 1 again, as mentioned above, the positioning post 131 passes through the arc-shaped slot 1301 and combines with the positioning hole 102 to fix the sleeve 130 on the back surface 10 b of the display device 10 . In the embodiment of the present invention, the positioning hole 102 on the back surface 10b of the display device 10 is a screw hole, and the positioning post 131 is a screw post. That is to say, the positioning hole 102 is combined with the positioning post 131 in a screw locking manner. However, when the positioning post 131 fixes the sleeve 130 , other means can also be selected, such as fixing by snap-fitting. In detail, one end of the positioning post 131 is fixed on the display panel 10 , and the other end is provided with a hook (not shown). When the sleeve 130 is sleeved on the screw prism 12 , the positioning post 131 passes through the arc-shaped groove 1301 from the bottom surface of the sleeve 130 , and engages in the arc-shaped groove 1301 with a hook. After the fixing component 13 is sleeved on the screw prism 12 , a plurality of screws pass through the through holes 112 on the plate body 110 and combine with the fixing holes 120 of the screw prism 12 to mount the support base 11 on the back surface 10 b of the display panel 10 . When detaching the support base 11 from the back surface 10 b of the display panel 10 , the screws fixed in the fixing holes 120 of the screw prism 12 need to be loosened first. The fixing component of the utility model can fix the screw prism and prevent the screw prism from being driven and loosened.

In addition, the fixing component 13 of the embodiment of the present invention can also provide the strength of the side of the screw prism 12, reduce the shear stress on the screw prism 12 from the weight of the display panel 10, and reduce the probability of the screw prism 12 breaking.

The above descriptions are only preferred feasible embodiments of the present utility model, and all equivalent changes and modifications made according to the claims of the present utility model shall fall within the scope of the present utility model.

Claims (9)

1. A fixed assembly, characterized in that, comprising: A set of discs, the set of discs has a through hole and a first arc-shaped groove, wherein the central axis of the through-hole passes through the center of the circle corresponding to the first arc-shaped groove; and A positioning column is used for fixing on an object after being inserted into the first arc-shaped groove, so that the sleeve is fixed on the object. the 2. The fixing assembly according to claim 1, wherein the through hole has a plurality of side wall surfaces, and the top view shape of the through hole is a regular polygon. the 3. The fixing assembly according to claim 2, wherein the first arc-shaped groove corresponds to a first central angle θ1, and the first central angle θ1 and the number n of the plurality of side wall surfaces satisfy the following relationship: θ1≧(360°/n). the 4. The fixing assembly according to claim 2, characterized in that, the sleeve plate also has a second arc-shaped groove, wherein the second arc-shaped groove corresponds to the same center of circle as the first arc-shaped groove, and the first arc-shaped groove The groove corresponds to a first central angle θ1, the second arc-shaped groove corresponds to a second central angle θ2, the first central angle θ1, the second central angle θ2 and the number n of the plurality of side wall surfaces satisfy the following relationship : (θ1+θ2)≧(360°/n). the 5. The fixing assembly according to claim 4, wherein the cross-sectional shape of the second arc-shaped groove is the same as the cross-sectional shape of the first arc-shaped groove. the 6. A display device, characterized in that, comprising: A display panel, the back of which has at least one screw hole and at least one positioning hole; at least one screw prism, locked in the screw hole; A support base, fixed on the back of the display panel by the at least one screw prism; and At least one fixing component is arranged between the display panel and the supporting seat, each of the fixing components includes a set of plates and a positioning column, and the set of plates has: a through hole, the shape of which matches the shape of the screw prism, so that the sleeve is inserted into the screw prism through the through hole; and An arc-shaped slot, wherein the central axis of the through hole passes through a center corresponding to the arc-shaped slot, and when the sleeve is inserted into the screw prism, the positioning post passes through the arc-shaped slot and is fixed on the in the positioning hole. the 7. The display device according to claim 6, wherein the through hole is a polygonal through hole with multiple sidewalls. the 8. The display device according to claim 7, wherein the arc-shaped groove corresponds to a central angle θ, and the central angle θ and the number n of the plurality of side wall surfaces satisfy the following relationship: θ≧(360°/ n). the 9 . The display device according to claim 6 , wherein the positioning hole is a screw hole, and the positioning column is a screw column, and the screw column passes through the arc-shaped slot and is locked in the screw hole. the