CN213659150U

CN213659150U - Rubber frame assembly

Info

Publication number: CN213659150U
Application number: CN202022748268.7U
Authority: CN
Inventors: 高海平; 潘泉; 苏圣翔
Original assignee: SUZHOU FUHUA ELECTRONIC TECHNOLOGY CO LTD
Current assignee: SUZHOU FUHUA ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-09
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a glue frame subassembly, include: the rubber frame is arranged on the back plate, and a first bending part is arranged at the first side wall of the back plate; a second bending part is arranged on the second side wall of the back plate, and an accommodating groove for accommodating the second bending part is arranged on the second side wall of the rubber frame; a third bending part is arranged on the third side wall of the back plate; the corner of the first bending part and the corner of the third bending part are provided with at least one embedding hole, one side, close to the back plate, of the first side wall and the third side wall of the rubber frame is provided with an embedding protrusion corresponding to the embedding hole, the end part of the embedding protrusion is provided with a chamfer, and the width of the embedding protrusion is smaller than that of the embedding hole. The utility model discloses can avoid gluing the edge that gomphosis on the frame popped up the backplate in the installation, ensure that the gomphosis is protruding can enter into the gomphosis hole on the backplate smoothly, ensure to glue frame and backplate can good gomphosis and avoid the gomphosis in-process to take place the backplate and warp.

Description

Rubber frame assembly

Technical Field

The utility model relates to a show technical field, in particular to glue frame subassembly.

Background

The liquid crystal display device comprises a display panel and a backlight module, wherein the backlight module is used for providing backlight for the display panel to display images, and can be divided into a direct type mode and a side type mode according to different light incidence modes of the backlight module, the direct type mode refers to that the backlight of the backlight module is incident from the back surface of the display panel, and the side type mode refers to that the backlight of the backlight module is incident from the side surface of the display panel.

In the existing backlight module, the rubber frame needs to be embedded into the back plate, and in the embedding process, the convex claws on the rubber frame can push the edge of the back plate, so that the poor embedding between the rubber frame and the back plate and the deformation of the back plate are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a glue frame subassembly to solve the backplate that exists among the prior art and glue the bad problem of frame gomphosis.

In order to solve the technical problem, the utility model provides a glue frame assembly, include: backplate and gluey frame, the backplate with gluey frame all includes: the first side wall, the second side wall, the third side wall and the fourth side wall are sequentially connected end to end;

a first bending part is arranged at the first side wall of the back plate to cover the first side wall of the rubber frame;

a second bending part is arranged on the second side wall of the back plate, and an accommodating groove for accommodating the second bending part is arranged on the second side wall of the rubber frame;

a third bending part is arranged on the third side wall of the back plate to cover the third side wall of the rubber frame;

the rubber frame comprises a first bending part, a second bending part and a third bending part, wherein the first bending part and the third bending part are arranged on the rubber frame, the second bending part is arranged on the rubber frame, the third bending part is arranged on the rubber frame, the first bending part and the third bending part are arranged on the rubber frame, the first bending part.

Preferably, a plurality of fourth bending portions are arranged at intervals on a fourth side wall of the back plate, and a connecting portion corresponding to the fourth bending portions is arranged on the fourth side wall of the rubber frame.

Preferably, the side surfaces of the first bent portion, the third bent portion and the fourth bent portion are respectively provided with at least one first interference piece; and second interference parts corresponding to the first interference parts are arranged at the first side wall, the third side wall and the fourth side wall of the rubber frame.

Preferably, the first interference piece includes: an inner recess and an opening; the second interference piece includes: with the outer convex part that the opening position corresponds with the portion of stepping down that the interior concave part position corresponds, glue frame subassembly installation back interior concave part with outer convex part is spacing each other.

Preferably, the two sides of the connecting part are provided with a transfer block.

Preferably, the inner sides of the first side wall, the second side wall, the third side wall and the fourth side wall of the rubber frame, which are far away from one end of the back plate, are respectively provided with a bearing step, and the accommodating groove is located between the second side wall of the rubber frame and the bearing step.

Preferably, the rubber frame further comprises a shell, and the shell is sleeved outside a combined structure formed by the rubber frame and the back plate together.

Preferably, the first side wall and/or the third side wall of the back plate are/is further provided with an inner bending portion, and an end portion of the inner bending portion abuts against an inner side surface of the first side wall or the third side wall of the rubber frame.

Compared with the prior art, the utility model discloses can avoid gluing the edge that the gomphosis on the frame popped up the backplate in the installation of frame subassembly, ensure that the gomphosis is protruding can enter into the gomphosis hole on the backplate smoothly, ensure to glue frame and backplate can good gomphosis and avoid the gomphosis in-process to take place the backplate and warp.

Drawings

Fig. 1 is a schematic perspective view of the rubber frame assembly of the present invention;

fig. 2 is an exploded view of the rubber frame assembly of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged view of a portion B in fig. 2.

Shown in the figure:

10. a first side wall; 20. a second side wall; 30. a third side wall; 40. a fourth side wall;

1. a back plate; 101. a first bending portion; 102. a second bending portion; 103. a third bend portion; 104. a fourth bent portion; 105. an inner bending part; 106. a fitting hole; 107. a first interference member; 1071. an opening part; 1072. an inner concave portion;

2. a rubber frame; 201. a fitting protrusion; 202. accommodating grooves; 203. a connecting portion; 204. a transfer block; 205. a second interference piece; 2051. an outer convex portion; 2052. a relief portion; 206. a yield area;

3. a housing.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

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

As shown in fig. 1 to 4, the utility model discloses a glue frame subassembly, including backplate 1, glue frame 2 and shell 3, wherein, glue frame 2 all around with backplate 1 be connected respectively all around and correspond, 3 covers of shell establish by backplate 1 and the integrated configuration's that glues frame 2 and constitute periphery to form stable in structure's gluey frame subassembly structure.

For convenience of distinction and presentation, the four side walls of the back plate 1, the rubber frame 2 and the housing 3 are respectively defined as: a first sidewall 10, a second sidewall 20, a third sidewall 30, and a fourth sidewall 40. Since the rubber frame 2 and the housing 3 have rectangular hollow frame structures, four side walls of the rubber frame 2 and the housing 3 respectively refer to four frame bodies constituting the frame structures, and the back plate 1 is not a hollow frame structure, so four side walls of the back plate 1 refer to the peripheral edges of the back plate 1.

Referring to fig. 2 to 4, a first bending portion 101 is disposed at the first sidewall 10 of the back plate 1, and the first bending portion 101 covers a side surface of the first sidewall 10 of the rubber frame 2 close to the back plate 1 and a side surface of the first sidewall 10 of the rubber frame 2, respectively. A second bent portion 102 is disposed at the second sidewall 20 of the back plate 1, and an accommodating groove 202 for accommodating the second bent portion 102 is disposed at the second sidewall 20 of the rubber frame 2. That is, the end of the second bending portion 102 extends into the receiving groove 202 and presses against the bottom of the receiving groove 202.

A third bending portion 103 is disposed at the third sidewall 30 of the backplane 1, and the third bending portion 103 covers a side surface of the third sidewall 30 of the glue frame 2 close to the backplane 1 and a side surface of the third sidewall 30 of the glue frame 2, respectively. A plurality of fourth bending parts 104 are arranged at the fourth side wall 40 of the back plate 1 at intervals, and a connecting part 203 corresponding to the fourth bending part 104 is arranged at the fourth side wall 40 of the rubber frame 2.

The first side wall 10 and/or the third side wall 30 of the back plate 1 are/is further provided with an inner bending portion 105, and an end portion of the inner bending portion 105 abuts against an inner side surface of the first side wall 10 or the third side wall 30 of the rubber frame 2. So that the connection strength between the back plate 1 and the rubber frame 2 can be increased. Generally, the size of the inner bending portion 105 is small, and the first side wall 10 and the third side wall 30 of the rubber frame 2 will be provided with a relief area 206 for the inner bending portion 105, so as to facilitate installation.

Furthermore, the first bending portion 101, the second bending portion 102, the third bending portion 103 and the fourth bending portion 104 have the same bending direction, and are bent from one side close to the back plate 1 to one side close to the rubber frame 2. The first bending portion 101, the second bending portion 102, and the third bending portion 103 are integrally bent, that is, the first bending portion 101, the second bending portion 102, and the third bending portion 103 are integrally and continuously disposed at the edge of the back panel 1. The fourth bending portions 104 are disposed at intervals, and other areas of the fourth sidewall 40 of the back plate 1 except for the fourth bending portions 104 have no related structural design. The connection portion 203 on the fourth side wall 40 of the rubber frame 2 is offset outward with respect to the other regions. Preferably, the two sides of the connecting portion 203 are respectively provided with a transfer block 204, so that the connecting portion 203 and the other area of the fourth sidewall 40 of the rubber frame 2 can be stably connected.

Referring to fig. 2 to 4, at least one fitting hole 106 is formed at a corner of each of the first bending portion 101 and the third bending portion 103, and a fitting protrusion 201 corresponding to the fitting hole 106 is formed on one side of the first side wall 10 and the third side wall 30 of the plastic frame 2, which is close to the back plate 1. For convenience of installation, the present embodiment preferably provides a chamfer, specifically a C-angle, at the end of the fitting protrusion 201. Further, the width of the fitting protrusion 201 is smaller than the width of the fitting hole 106, which facilitates the installation of the rubber frame 2 and the backboard 1. And the embedding protrusion 201 on the rubber frame 2 is prevented from being pushed to the edge of the back plate 1 in the installation process, so that the embedding protrusion 201 can smoothly enter the embedding hole 106 on the back plate 1, the rubber frame 2 and the back plate 1 can be well embedded, and the deformation of the back plate 1 in the embedding process is avoided.

In order to increase the connection stability between the adhesive frame 2 and the back plate 1, the side surfaces of the first bent portion 101, the third bent portion 103 and the fourth bent portion 104 are respectively provided with at least one first interference piece 107; the first side wall 10, the third side wall 30 and the fourth side wall 40 of the rubber frame 2 are provided with second interference pieces 205 corresponding to the first interference pieces 107. The first interference piece 107 and the second interference piece 205 do not interfere with each other during the installation process, but after the installation process is completed, the first interference piece 107 and the second interference piece 205 are mutually limited, so as to prevent the rubber frame 2 from being separated from the backboard 1.

Referring to fig. 3 and 4, the first interference piece 107 includes: an inner recess 1072 and an opening 1071. The second interference piece 205 includes: a convex portion 2051 corresponding to the position of the opening 1071, and a relief portion 2052 corresponding to the position of the concave portion 1072. Specifically, since the first interference piece 107 needs to be sleeved outside the second interference piece 205 during installation, the inner concave portion 1072 after installation can just face the outer convex portion 2051 and perform spacing with each other. In order to facilitate installation, the structures of the inner concave part 1072 and the outer convex part 2051 can be processed, so that the smooth installation of the back plate 1 and the rubber frame 2 can be ensured, and the mutual limit between the inner concave part 1072 and the outer convex part 2051 after the rubber frame assembly is installed can be ensured.

The housing 3 is sleeved on the periphery of the combined structure formed by the back plate 1 and the rubber frame 2, specifically, as shown in fig. 2, the cross sections of the first side wall 10, the second side wall 20 and the third side wall 30 of the housing 3 are L-shaped, and respectively cover the side surface of the combined structure formed by the back plate 1 and the rubber frame 2 and the surface of the side thereof far away from the back plate 1. Specifically, the first side wall 10, the second side wall 20, and the third side wall 30 of the housing 3 cover the side surfaces of the first side wall 10, the second side wall 20, and the third side wall 30 of the bezel 2 and the side surfaces thereof, which are away from the backboard 1, respectively.

The fourth side wall 40 of the housing 3 covers a side surface of the fourth side wall 40 of the rubber frame 2 away from the back plate 1, a side surface of the transfer block 204, and an edge of the transfer block 204 close to the back plate 1. That is, a mounting groove corresponding to the adapter block 204 is formed at the fourth side wall 40 of the housing 3, and a notch on one side of the mounting groove is relatively deep, and a notch on the other side of the mounting groove is relatively shallow.

Further, in order to improve the installation stability, blocking members may be disposed between the housing 3 and the rubber frame 2 and between the housing 3 and the back plate 1, so as to prevent the housing from falling off. The blocking member may be a related part having a similar structure to the first interference member 107 and the second interference member 205, and the like, and not only has a simple structure and is convenient to implement, but also is convenient to form.

It should be noted that, since the glue frame assembly of the present invention is used for bearing the optical device in the backlight module, in addition to the above-described structure, the inner sides of the first side wall 10, the second side wall 20, the third side wall 30 and the fourth side wall 40 of the glue frame 2, which are far away from the end of the back plate 1, are respectively provided with a bearing step, and the accommodating groove 202 is generally disposed between the second side wall 20 of the glue frame 2 and the bearing step.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a glue frame subassembly, includes backplate and gluey frame, backplate and gluey frame all include: the first side wall, the second side wall, the third side wall and the fourth side wall are sequentially connected end to end; it is characterized in that the preparation method is characterized in that,

2. The rubber frame assembly according to claim 1, wherein a plurality of fourth bent portions are provided at intervals on a fourth side wall of the back plate, and a connecting portion corresponding to the fourth bent portions is provided on the fourth side wall of the rubber frame.

3. The frame unit of claim 2, wherein the first, third and fourth folds are each provided with at least one first interference element on a side thereof; and second interference parts corresponding to the first interference parts are respectively arranged on the first side wall, the third side wall and the fourth side wall of the rubber frame.

4. The frame unit of claim 3, wherein the first interference member comprises: an inner recess and an opening; the second interference piece includes: with the outer convex part that the opening position corresponds with the portion of stepping down that the interior concave part position corresponds, glue frame subassembly installation back interior concave part with outer convex part is spacing each other.

5. The frame unit of claim 2, wherein the connecting portion is provided with a plurality of adapter blocks on both sides thereof.

6. The plastic frame assembly of claim 1, wherein the first, second, third and fourth sidewalls of the plastic frame are respectively provided with a bearing step at the inner side thereof away from the end of the back plate, and the receiving groove is located between the second sidewall of the plastic frame and the bearing step.

7. The frame unit of claim 1, further comprising a housing, wherein the housing is disposed outside a composite structure formed by the frame and the back plate.

8. The rubber frame assembly according to claim 1, wherein the first side wall and/or the third side wall of the back plate is further provided with an inner bending portion, and an end portion of the inner bending portion abuts against an inner side surface of the first side wall or the third side wall of the rubber frame.