CN217521387U - Lateral backlight device - Google Patents
Lateral backlight device Download PDFInfo
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- CN217521387U CN217521387U CN202221079890.6U CN202221079890U CN217521387U CN 217521387 U CN217521387 U CN 217521387U CN 202221079890 U CN202221079890 U CN 202221079890U CN 217521387 U CN217521387 U CN 217521387U
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- light guide
- guide plate
- groove
- mounting groove
- lamp panel
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Abstract
The utility model relates to a backlight technical field discloses a lateral part backlight device, include: the shell main part, set up the first mounting groove that is used for installing backlight unit in the shell main part, a plurality of second mounting grooves have been seted up on the groove lateral wall of first mounting groove, be provided with the elastic component in the second mounting groove, the elastic component is connected with the regulating block, the regulating block is kept away from one side of elastic component is equipped with and is used for the butt the pothook of light guide plate. Through the fixed lamp plate of regulating block, still can separate lamp plate and light guide plate in spacing lamp plate, avoided the problem of electronic components on the direct extrusion lamp plate of light guide plate, through the elastic component that sets up in the second mounting groove, realize the scalable regulation of regulating block, when the installation lamp plate, do not need accurate control to stay the light guide plate installation space of establishing to the light guide plate links firmly reliably, can not rock.
Description
Technical Field
The utility model relates to a backlight technical field especially relates to a lateral part backlight device.
Background
Backlights can be broadly divided into two broad categories, side backlights and bottom backlights; the side backlight is a light-emitting strip arranged around the light guide plate, and reflects incident light through predetermined reflection points (e.g., white dots) printed or arranged on the light guide plate, and then emits the light toward the light-emitting surface of the light guide plate.
The mounting of side backlights has been a technical problem that plagues those skilled in the art for the following reasons:
the installation sequence of the side backlight source is generally that the heat-conducting silica gel is installed on the back of the light-emitting strips, then the light-emitting strips installed with the heat-conducting silica gel are fixedly installed in the shell, and then the light guide plate is embedded among the light-emitting strips. In order to ensure the installation accuracy, at present, the light-emitting strips and the light guide plate of the side backlight product are generally installed in an interference fit manner, that is, the light-emitting strips tightly abut against the periphery of the light guide plate. If an installation gap is reserved between the light-emitting strip and the light guide plate, the light guide plate can shake in the subsequent use process of the backlight source, so that abnormal sound is generated; however, if no gap is left or the gap is too small, the light guide plate cannot be embedded in the case of skew, or the light guide plate may excessively press the light emitting strip after being embedded in the light guide plate, resulting in damage to the lamp ball cap or other circuit components on the light emitting strip. Therefore, the installation mode of the interference fit has high requirement on installation precision and is inconvenient to operate.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide a lateral backlight device to solve or at least partially solve the above technical problems.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a lateral part backlight device, include: the backlight module comprises a shell main body, a first fixing groove and a second fixing groove, wherein the shell main body is provided with the first fixing groove for mounting the backlight module;
the backlight assembly comprises a light guide plate and a plurality of lamp panels arranged around the side face of the light guide plate; the surface of one side of the lamp panel facing the light guide plate is a light emitting surface of the lamp panel;
a plurality of second mounting grooves are formed in the groove side wall of the first mounting groove, an elastic piece is arranged in each second mounting groove, each elastic piece is connected with an adjusting block, and a clamping hook used for abutting against the light guide plate is arranged on one side, away from the elastic piece, of each adjusting block; the pothook is kept away from the one end court of regulating block the shell main part direction is buckled, and with the regulating block forms jointly and is used for fixing the draw-in groove of lamp plate, one the lamp plate is at least via one the draw-in groove.
Optionally, a guide inclined plane is formed at the intersection of one side surface of the hook far away from the adjusting block and the top surface of the hook.
Optionally, the elastic member is a spring, one end of the elastic member is fixedly connected with the groove bottom of the second mounting groove, and the other end of the elastic member is fixedly connected with the adjusting block.
Optionally, a spring limiting groove is formed in one side, facing the elastic piece, of the adjusting block;
the other end of the elastic piece extends into the spring limiting groove and is fixedly connected with the groove bottom of the spring limiting groove.
Optionally, the lamp plate is kept away from one side surface mounting of light guide plate has the radiating piece.
Optionally, the lamp panel is in a strip shape, and the heat dissipation member is heat conduction silica gel laid on the surface of one side of the lamp panel away from the light guide plate;
the radiating piece with at least one section of lamp plate is fixed in by the block in the draw-in groove.
Optionally, the light guide plate is square; the four lamp panels are respectively arranged on four sides of the light guide plate;
the mounting groove is square groove, seted up at least one on each groove lateral wall of mounting groove respectively the second mounting groove.
Optionally, the side backlight device further comprises a cover plate, and the cover plate is fixedly connected with the housing main body through a fixed connecting piece;
a light-emitting groove is formed in the center of the cover plate in a penetrating manner, and the groove edge of the light-emitting groove is abutted to each edge of the top surface of the light guide plate;
the cover plate is provided with a plurality of connecting through holes, the positions of the first mounting groove corresponding to the connecting through holes are provided with fixing holes, and the fixing connecting piece penetrates through the connecting through holes and is fixedly connected with the fixing holes.
Optionally, the fixing hole is a threaded hole, and the fixing connector is a bolt or a screw matched with the threaded hole.
Optionally, the cover plate is in a shape of a Chinese character 'hui', and the four corners of the cover plate are respectively provided with one connecting through hole.
The utility model has the advantages that:
the lamp panel is clamped and fixed through the adjusting block, the lamp panel and the light guide plate can be separated while the lamp panel is limited, and the problem that the light guide plate directly extrudes electronic components on the lamp panel is avoided; through the elastic component that sets up in the second mounting groove, realize the scalable regulation of regulating block, when the installation lamp plate, do not need accurate control to stay the light guide plate installation clearance of establishing, need not so strict to the size error requirement of lamp plate simultaneously to the light guide plate links firmly reliably, can not rock.
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.
Fig. 1 is a schematic top view of a side backlight device according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating an installation process of a light guide plate of a side backlight device according to an embodiment of the present invention;
fig. 3 is an exploded view of a side backlight device according to an embodiment of the present invention;
FIG. 4 is a schematic view of the L-L cross-sectional structure of FIG. 1;
fig. 5 is a schematic structural diagram of an adjusting block and a hook portion of a side backlight device according to an embodiment of the present invention.
In the figure:
100. a housing main body; 101. a first mounting groove; 110. a second mounting groove;
200. an elastic member;
300. an adjusting block; 310. a guide slope; 320. a hook; 330. a card slot; 340. a spring limiting groove; 400. a heat sink;
500. a lamp panel;
600. a light guide plate;
700. and (7) a cover plate.
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.
The technical solution of the present invention is further explained by the following embodiments with reference to the drawings.
Referring to fig. 1, fig. 3 and fig. 4, fig. 1 is a schematic top view of a lateral backlight device according to an embodiment of the present invention, fig. 3 is an exploded view of the lateral backlight device according to the embodiment of the present invention, and fig. 4 is a schematic sectional view of L-L of fig. 1.
The side backlight device specifically includes:
the backlight module comprises a shell main body 100, wherein a first mounting groove 101 for mounting a backlight module is formed in the shell main body 100;
the backlight assembly includes a light guide plate 600 and a plurality of lamp panels 500 disposed around a side surface of the light guide plate 600; the surface of one side of the lamp panel 500 facing the light guide plate 600 is a light emitting surface of the lamp panel 500;
a plurality of second mounting grooves 110 are formed in the side wall of the first mounting groove 101, an elastic member 200 is arranged in each second mounting groove 110, and the elastic member 200 is connected with a regulating block 300;
referring to fig. 5, fig. 5 is a schematic structural view of an adjusting block and a hook portion of a lateral backlight device according to an embodiment of the present invention, wherein a side of the adjusting block 300 away from the elastic member 200 is provided with a hook 320 for abutting against the light guide plate 600; one end of the hook 320, which is far away from the adjusting block 300, is bent towards the housing main body 100, and forms a slot 330 for fixing the lamp panel 500 together with the adjusting block 300, and at least one slot 330 is formed in one lamp panel 500.
The lamp panel 500 is clamped and fixed through the adjusting block 300, the lamp panel 500 can be limited, meanwhile, the lamp panel 500 can be separated from the light guide plate 600, and the problem that the light guide plate 600 directly extrudes electronic components on the lamp panel 500 is solved; through the elastic component 200 that sets up in second mounting groove 110, realize the scalable regulation of regulating block 300, when installation lamp plate 500, the light guide plate installation space of establishing should not be left behind the control installation lamp plate 500 that can be too meticulous, and the dimensional error to lamp plate 500 requires also not so strict simultaneously to behind installation light guide plate 600, because the conflict that receives regulating block 300 is spacing, light guide plate 600 also can not produce the condition of rocking.
Specifically, please refer to fig. 2 and 5, fig. 2 is a schematic diagram illustrating an installation process of a light guide plate 600 of a lateral backlight device according to an embodiment of the present invention, and fig. 5 is a schematic diagram illustrating a structure of an adjusting block 300 and a hook 320 of the lateral backlight device according to an embodiment of the present invention;
a guide inclined plane 310 is formed at the intersection of one side surface of the hook 320 far away from the adjusting block 300 and the top surface of the hook 320.
The guide inclined plane 310 can be more convenient for the operation of the worker to install the light guide plate 600, when the installation is carried out, the worker only needs to put the light guide plate 600 on the guide inclined plane 310 of each hook 320 and then directly press down towards the direction in the first installation groove 101, and the light guide plate 600 can be easily embedded in the first installation groove 101 under the guide of the guide inclined plane 310, so that the time and the labor are saved.
Specifically, the elastic member 200 is a spring, one end of the elastic member 200 is fixedly connected to the bottom of the second mounting groove 110, and the other end of the elastic member 200 is fixedly connected to the adjusting block 300.
More specifically, a spring limiting groove 340 is formed on one side of the adjusting block 300 facing the elastic element 200;
the other end of the elastic member 200 extends into the spring limiting groove 340 and is fixedly connected with the groove bottom of the spring limiting groove 340.
The spring is guided by the spring limiting groove 340, so that the spring cannot be inclined in the elastic stretching process, and the optimal installation effect of the light guide plate 600 is guaranteed.
It should be noted that the elastic member 200 is a spring, which is only an alternative embodiment of the present application, and other elastic devices or telescopic adjusting devices capable of implementing telescopic adjustment of the adjusting block 300 should also be within the protection scope of the present application.
Specifically, the heat dissipation member 400 is installed on a surface of the lamp panel 500 away from the light guide plate 600.
The heat accumulation of radiating piece 400 during the operation of lamp plate 500 is used for in time getting rid of, makes its operating temperature keep at a controllable safe range, can effectively promote lamp plate 500's life.
Specifically, the lamp panel 500 is strip-shaped, and the heat sink 400 is heat-conducting silica gel laid on the surface of one side of the lamp panel 500 away from the light guide plate 600;
at least one section of the heat dissipation member 400 and the lamp panel 500 is fixed in the card slot 330 by being engaged.
The heat-conducting silica gel is a soft material with better heat dissipation performance, which can help the lamp panel 500 to effectively dissipate heat, and can also increase the anti-collision performance of the lateral backlight device to a certain extent, for example, when the lateral backlight device falls on the ground, the lamp panel 500 is not subjected to too large impact force due to the buffering of the heat-conducting silica gel; in addition, when installation light guide plate 600, because of receiving the extrusion of light guide plate, lamp plate 500 can move towards the groove lateral wall of first mounting groove 101, has had heat conduction silica gel as the buffering, and lamp plate 500 can directly not hit the groove lateral wall to first mounting groove 101, plays the effect of protection to lamp plate 500, so also effectively ensured the reliability of lateral part backlight device in the installation.
Specifically, the light guide plate 600 is square; four sides of the light guide plate 600 are respectively provided with a lamp panel 500;
the first mounting groove 101 is a square groove, and at least one second mounting groove 110 is respectively disposed on each groove sidewall of the first mounting groove 101.
In the embodiment, each edge of the light guide plate 600 is provided with the adjusting block 300, so that the square light guide plate 600 can be well limited and fixed; however, it should be noted that the square light guide plate 600 is only an optional embodiment in this embodiment, and it should be understood that the shape of the light guide plate 600 may also be a circle, an ellipse, a polygon, and the like, and correspondingly, in such modified embodiments, the shape of the first mounting groove 101 may also be changed correspondingly, and is not limited to be a square groove.
Specifically, the side backlight device further includes a cover plate 700, and the cover plate 700 is fixedly connected to the case main body 100 through a fixing connector;
a light-emitting groove is penetratingly formed in the center of the cover plate 700, and the edge of the light-emitting groove abuts against each edge of the top surface of the light guide plate 600;
a plurality of connect the via holes have been seted up on apron 700, and the fixed orifices has all been seted up to the position that corresponds connect the via hole on the groove border of first mounting groove 101, and fixed connector passes connect the via hole and fixed orifices fixed connection.
As a preferred embodiment, the edge of the cover plate 700 should be attached to the edge of the housing main body 100, and both should form a relatively sealed structure, so as to prevent impurities such as moisture and dust from entering the housing main body 100 and damaging the electronic components or the optical elements.
More specifically, the fixing holes are threaded holes, and the fixing connectors are bolts or screws matched with the threaded holes.
More specifically, the cover plate 700 is in a shape of a Chinese character 'hui', and four corners of the cover plate 700 are respectively provided with a connecting through hole.
The mode of carrying out the screw thread lock through bolt or screw and paying fixes apron 700 and shell main part 100, is the optional implementation mode that this embodiment adopted, and it can be understood that fixed mode such as welded fastening, bonding fixed also can realize fixed connection between them, therefore, it should not be understood as right the utility model discloses a scope is restricted.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
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, those skilled in the art will understand 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 (10)
1. A side backlight, comprising: the backlight module comprises a shell main body (100), wherein a first mounting groove (101) for mounting a backlight assembly is formed in the shell main body (100);
the backlight assembly comprises a light guide plate (600) and a plurality of lamp panels (500) arranged around the side surface of the light guide plate (600); the surface of one side, facing the light guide plate (600), of the lamp panel (500) is a light emitting surface of the lamp panel (500);
a plurality of second mounting grooves (110) are formed in the side wall of the first mounting groove (101), an elastic piece (200) is arranged in each second mounting groove (110), the elastic piece (200) is connected with a regulating block (300), and a clamping hook (320) used for abutting against the light guide plate (600) is arranged on one side, away from the elastic piece (200), of the regulating block (300); one end of the clamping hook (320) far away from the adjusting block (300) bends towards the direction of the shell main body (100), and forms a clamping groove (330) used for fixing the lamp panel (500) together with the adjusting block (300), and the lamp panel (500) at least passes through one clamping groove (330).
2. The side backlight apparatus of claim 1, wherein a guiding slope (310) is formed at the intersection of a side of the hook (320) away from the adjusting block (300) and the top surface of the hook (320).
3. The side backlight apparatus of claim 1, wherein the elastic member (200) is a spring, one end of the elastic member (200) is fixedly connected to the bottom of the second mounting groove (110), and the other end of the elastic member (200) is fixedly connected to the adjusting block (300).
4. The side backlight device according to claim 3, wherein a spring limiting groove (340) is formed on one side of the adjusting block (300) facing the elastic member (200);
the other end of the elastic piece (200) extends into the spring limiting groove (340) and is fixedly connected with the groove bottom of the spring limiting groove (340).
5. A side backlight device according to claim 1, wherein a heat sink (400) is installed on a surface of the lamp panel (500) away from the light guide plate (600).
6. The side backlight device according to claim 5, wherein the lamp panel (500) is in a shape of a strip, and the heat dissipation member (400) is a heat conductive silica gel laid on a surface of one side of the lamp panel (500) away from the light guide plate (600);
the heat dissipation piece (400) and at least one section of the lamp panel (500) are clamped and fixed in the clamping groove (330).
7. A side backlight according to claim 1, wherein the light guide plate (600) has a square shape; the four sides of the light guide plate (600) are respectively provided with the lamp panels (500);
the first mounting groove (101) is a square groove, and at least one second mounting groove (110) is respectively formed in each groove side wall of the first mounting groove (101).
8. A side backlight according to claim 1, further comprising a cover plate (700), wherein the cover plate (700) is fixedly connected to the housing main body (100) by a fixing connector;
a light-emitting groove is formed in the center of the cover plate (700) in a penetrating manner, and the edge of the light-emitting groove abuts against each edge of the top surface of the light guide plate (600);
a plurality of connecting through holes are formed in the cover plate (700), fixing holes are formed in the positions, corresponding to the connecting through holes, of the groove edge of the first mounting groove (101), and the fixing connecting piece penetrates through the connecting through holes and is fixedly connected with the fixing holes.
9. The side backlight device of claim 8, wherein the fixing holes are threaded holes, and the fixing connectors are bolts or screws matching the threaded holes.
10. The side backlight device of claim 8, wherein the cover plate (700) is in a shape of Chinese character 'hui', and four corners of the cover plate (700) are respectively provided with one of the connecting through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221079890.6U CN217521387U (en) | 2022-05-07 | 2022-05-07 | Lateral backlight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221079890.6U CN217521387U (en) | 2022-05-07 | 2022-05-07 | Lateral backlight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217521387U true CN217521387U (en) | 2022-09-30 |
Family
ID=83373545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221079890.6U Active CN217521387U (en) | 2022-05-07 | 2022-05-07 | Lateral backlight device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217521387U (en) |
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2022
- 2022-05-07 CN CN202221079890.6U patent/CN217521387U/en active Active
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