CN216527822U - Vehicle-mounted backlight module with middle iron frame fixing structure and vehicle-mounted display device - Google Patents
Vehicle-mounted backlight module with middle iron frame fixing structure and vehicle-mounted display device Download PDFInfo
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- CN216527822U CN216527822U CN202123370058.XU CN202123370058U CN216527822U CN 216527822 U CN216527822 U CN 216527822U CN 202123370058 U CN202123370058 U CN 202123370058U CN 216527822 U CN216527822 U CN 216527822U
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- iron frame
- backlight module
- plate
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 51
- 239000010408 film Substances 0.000 claims description 19
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 239000012788 optical film Substances 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model provides a vehicle-mounted backlight module with a middle iron frame fixing structure, which comprises an iron frame and a middle frame, wherein the iron frame comprises a bottom plate and side frames fixedly connected to the bottom plate, an accommodating cavity is formed between the bottom plate and the side frames, fixing grooves are formed in the inner walls of the accommodating cavity of the side frames, a fixing plate is arranged on the middle frame, the middle frame is positioned in the accommodating cavity, and the fixing plate is installed in the fixing grooves. The utility model provides a vehicle-mounted backlight source module of a middle iron frame fixing structure, which can prevent the middle iron frame from falling and loosening. The utility model also relates to a vehicle-mounted display device.
Description
Technical Field
The utility model relates to the technical field of display screens, in particular to a vehicle-mounted backlight module with a middle iron frame fixing structure and a vehicle-mounted display device.
Background
With the improvement of the automobile quality requirement and the diversification of the overall requirement of Chinese consumers, the market of Chinese passenger cars enters the development stage of diversification and individuation, automobile manufacturers need to have various shapes, complex shapes, high precision requirements and high safety performance in order to keep the competitive advantages of the automobile manufacturers and meet the requirements of customers, the updating and innovation of various replacement products are needed, so that the lower iron frame of the vehicle-mounted backlight source currently adopts aluminum alloy die-casting parts with high strength, hardness, wear resistance and impact toughness to replace the traditional aluminum plate stamping part, the cover plate is integrated and needs to be directly assembled with the peripheral retaining wall of the lower iron frame of the backlight source through gluing, the assembly mode of the middle iron frame and the lower iron frame is different from the conventional structure, the middle iron frame and the lower iron frame need to be embedded in, the iron frame in the current component structure is mostly fixed on the lower iron frame by using double-faced adhesive, and the double-faced adhesive attaching area is small due to the structural and size limitations, the middle iron frame can fall off and easily loosen abnormal sound, and the use problem is brought to the product.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a vehicle-mounted backlight module with a middle iron frame fixing structure, which can prevent the middle iron frame from falling and loosening.
The utility model provides an on-vehicle backlight module of well chase fixed knot structure, includes chase and center, and the chase includes bottom plate and fixed connection in the side frame of bottom plate, forms the holding chamber between bottom plate and the side frame, and the inner wall that the side frame is located the holding chamber is equipped with the fixed slot, and the center is equipped with the fixed plate, and the center is located the holding chamber, and the fixed plate is installed in the fixed slot.
In the utility model, the side frame comprises a top surface and a second side surface connected with the top surface, the top surface is far away from the bottom plate, the second side surface is connected between the top surface and the bottom plate, and the fixing groove is formed by the second side surface which is sunken towards the direction far away from the accommodating cavity.
In the utility model, the middle frame comprises a bearing frame and a frame vertically connected to the bearing frame, the fixing plate is fixedly connected to the bearing frame, the frame is provided with an avoiding groove, and the fixing plate is installed in the avoiding groove.
In the utility model, the fixing plate comprises a first side surface, the first side surface is provided with a limiting groove, the groove wall of the avoiding groove is provided with a limiting part arranged corresponding to the limiting groove, and when the middle frame is connected with the iron frame, the limiting part is arranged in the limiting groove to limit the fixing plate.
In the present invention, the limiting member is a spring.
In the utility model, the top surface is sunken towards the direction close to the bottom plate to form a positioning groove, the frame is fixedly connected with a positioning sheet, and the positioning sheet is arranged in the positioning groove and used for limiting the middle frame.
In the utility model, the positioning sheet and the positioning groove are connected through the adhesive tape.
In the utility model, the vehicle-mounted backlight module of the middle iron frame fixing structure comprises a light bar, and the light bar is fixedly connected to the inner wall of the side frame.
In the utility model, the vehicle-mounted backlight module with the iron frame fixing structure further comprises a reflecting film, a light guide plate and an optical film, wherein the reflecting film is arranged on the bottom plate, the light guide plate is fixedly connected with the reflecting film, and the optical film is fixedly connected with the light guide plate.
The utility model also relates to a vehicle-mounted display device which comprises the vehicle-mounted backlight module with the middle iron frame fixing structure.
According to the backlight module, the fixing grooves are formed in the inner walls, located in the containing cavity, of the side frames, the fixing plates are installed in the fixing grooves, the middle frame is fixedly connected to the iron frame, the phenomena of falling, loosening and abnormal sound of the backlight module after long-term use are avoided, and the quality of products is improved.
Drawings
Fig. 1 is a schematic diagram of a split structure of a middle frame and an iron frame according to a first embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a structure at a in fig. 1.
FIG. 3 is a schematic view of the structure of the middle frame and the iron frame of the first embodiment of the present invention, partially cut away
Fig. 4 is a schematic diagram of a disassembled structure of the vehicle-mounted backlight module with the middle iron frame fixing structure according to the first embodiment of the utility model.
Fig. 5 is a partial sectional structural view of the middle frame and the iron frame in accordance with the second embodiment of the present invention.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In order to facilitate understanding of those skilled in the art, the present application provides a specific implementation process of the technical solution provided by the present application through the following embodiments.
Fig. 1 is a schematic view of a split structure of a middle bezel and an iron bezel according to a first embodiment of the present invention, fig. 2 is a schematic view of an enlarged structure at a position a in fig. 1, fig. 3 is a schematic view of a partial cross-sectional structure of a middle bezel and an iron bezel according to the first embodiment of the present invention, fig. 4 is a schematic view of a split structure of a vehicle-mounted backlight module of a middle bezel fixing structure according to the first embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the vehicle-mounted backlight module of the middle bezel fixing structure includes an iron bezel 11 and a middle bezel 12, the iron bezel 11 includes a bottom plate 111 and a side bezel 112 fixedly connected to the bottom plate 111, an accommodating cavity 102 is formed between the bottom plate 111 and the side bezel 112, a fixing groove 101 is formed on an inner wall of the side bezel 112 located in the accommodating cavity 102, the middle bezel 12 is provided with a fixing plate 121, the middle bezel 12 is located in the accommodating cavity 102, and the fixing plate 121 is installed in the fixing groove 101. In the present embodiment, the bottom plate 111 and the side frame 112 are designed as an integral structure.
According to the backlight module, the fixing groove 101 is formed in the inner wall, located in the accommodating cavity 102, of the side frame 112, the fixing plate 121 is installed in the fixing groove 101, so that the middle frame 12 is fixedly connected to the iron frame 11, the phenomena of falling, loosening and abnormal sound of the backlight module after long-term use are avoided, and the quality of a product is improved.
Further, the side frame 112 includes a top surface 112a and a second side surface connected to the top surface 112a, the top surface 112a is disposed away from the bottom plate 111, the second side surface is connected between the top surface 112a and the bottom plate 111, and the fixing groove 101 is formed by the second side surface being recessed toward a direction away from the accommodating cavity 102.
Further, the middle frame 12 includes a carrying frame 122 and a frame 123 vertically connected to the carrying frame 122, the fixing plate 121 is fixedly connected to the carrying frame 122, the frame 123 is provided with an avoiding groove 103, and the fixing plate 121 is installed in the avoiding groove 103.
Further, the top surface 112a is recessed towards the direction close to the bottom plate 111 to form a positioning groove 105, the frame 123 is fixedly connected with a positioning piece 125, and the positioning piece 125 is installed in the positioning groove 105 for limiting the middle frame 12.
Further, the positioning piece 125 and the positioning groove 105 are connected by an adhesive tape. In the present embodiment, the adhesive tape is, for example, a double-sided adhesive tape or a single-sided adhesive tape, but not limited thereto.
Further, the vehicle-mounted backlight module of the middle iron frame fixing structure comprises a light bar 13, and the light bar 13 is fixedly connected to the inner wall of the side frame 112.
Further, the vehicle-mounted backlight module of the middle iron frame fixing structure further comprises a reflection film 14, a light guide plate 15 and an optical diaphragm, wherein the reflection film 14 is arranged on the bottom plate 111, the light guide plate 15 is fixedly connected with the reflection film 14, and the optical diaphragm is fixedly connected with the light guide plate 15. In this embodiment, the reflective film 14 is fixedly attached to the base plate 111, the light guide plate 15 is fixedly attached to the reflective film 14, and the optical film is fixedly attached to the light guide plate 15.
Further, the optical film includes a diffusion film 161, a brightness enhancement film 162 and a brightness enhancement film 163, the diffusion film 161 is fixedly connected to the light guide plate 15, the brightness enhancement film 162 is fixedly connected to the diffusion film 161, and the brightness enhancement film 163 is fixedly connected to the brightness enhancement film 162, and the above-mentioned fixed connection can be connected by means of a double-sided tape or a latch fitting with a latch hole, but not limited thereto.
Second embodiment
Fig. 5 is a schematic partial sectional view of the middle bezel and the bezel of the second embodiment of the present invention, and as shown in fig. 5, the vehicle-mounted backlight module of the middle bezel fixing structure of the present embodiment is substantially the same in structure as the vehicle-mounted backlight module of the middle bezel fixing structure of the first embodiment, and the difference is that the fixing plate 121 has a different structure.
Specifically, the fixing plate 121 includes a first side surface 121a, the first side surface 121a is provided with a limiting groove 104, a groove wall of the avoiding groove 103 is provided with a limiting member 124 corresponding to the limiting groove 104, and when the middle frame 12 is connected with the iron frame 11, the limiting member 124 is installed in the limiting groove 104 to limit the fixing plate 121.
Further, the position-limiting member 124 is an elastic sheet. When the fixing plate 121 slides into the fixing groove 101, the fixing plate 121 compresses the limiting member 124 and presses the limiting member 124 into the limiting groove 104, so as to prevent the fixing plate 121 from loosening in the fixing groove 101, thereby generating abnormal sound.
The utility model also relates to a vehicle-mounted display device which comprises the vehicle-mounted backlight module with the middle iron frame fixing structure. In the present embodiment, the on-board display device is, for example, an automobile display screen, an on-board central control, an on-board meter display, an on-board streaming rearview mirror, or the like, but not limited thereto.
The present invention is not limited to the specific details of the above-described embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. The various features described in the foregoing detailed description may be combined in any suitable manner without departing from the scope of the utility model. The utility model is not described in detail in order to avoid unnecessary repetition.
Claims (10)
1. The utility model provides a vehicle-mounted backlight module of medium iron frame fixed knot structure, its characterized in that, includes iron frame (11) and center (12), iron frame (11) include bottom plate (111) and fixed connection in side frame (112) of bottom plate (111), bottom plate (111) with form holding chamber (102) between side frame (112), side frame (112) are located the inner wall of holding chamber (102) is equipped with fixed slot (101), center (12) are equipped with fixed plate (121), center (12) are located in holding chamber (102), fixed plate (121) are installed in fixed slot (101).
2. The vehicle-mounted backlight module of the middle bezel fixing structure according to claim 1, wherein the side bezel (112) comprises a top surface (112a) and a second side surface connected to the top surface (112a), the top surface (112a) is disposed away from the bottom plate (111), the second side surface is connected between the top surface (112a) and the bottom plate (111), and the fixing groove (101) is formed by the second side surface being recessed in a direction away from the receiving cavity (102).
3. The vehicle-mounted backlight module of the middle iron frame fixing structure according to claim 2, wherein the middle iron frame (12) comprises a carrying frame (122) and a frame (123) vertically connected to the carrying frame (122), the fixing plate (121) is fixedly connected to the carrying frame (122), the frame (123) is provided with an avoiding groove (103), and the fixing plate (121) is installed in the avoiding groove (103).
4. The vehicle-mounted backlight module of the middle iron frame fixing structure according to claim 3, wherein the fixing plate (121) includes a first side surface (121a), the first side surface (121a) is provided with a limiting groove (104), a groove wall of the avoiding groove (103) is provided with a limiting member (124) corresponding to the limiting groove (104), and when the middle iron frame (12) is connected to the iron frame (11), the limiting member (124) is installed in the limiting groove (104) to limit the fixing plate (121).
5. The vehicle-mounted backlight module of claim 4, wherein the position-limiting member (124) is a spring.
6. The vehicle-mounted backlight module of the middle iron frame fixing structure according to claim 4, wherein the top surface (112a) is recessed toward the bottom plate (111) to form a positioning groove (105), the side frame (123) is fixedly connected with a positioning piece (125), and the positioning piece (125) is installed in the positioning groove (105) for limiting the middle iron frame (12).
7. The vehicle-mounted backlight module of claim 6, wherein the positioning plate (125) is connected to the positioning groove (105) by an adhesive tape.
8. The vehicle-mounted backlight module of the middle iron frame fixing structure of claim 7, wherein the vehicle-mounted backlight module of the middle iron frame fixing structure comprises a light bar (13), and the light bar (13) is fixedly connected to the inner wall of the side frame (112).
9. The vehicle-mounted backlight module of the middle iron frame fixing structure as claimed in claim 4, further comprising a reflective film (14), a light guide plate (15) and an optical film, wherein the reflective film (14) is disposed on the bottom plate (111), the light guide plate (15) is fixedly connected with the reflective film (14), and the optical film is fixedly connected with the light guide plate (15).
10. An in-vehicle display device, characterized by comprising the in-vehicle backlight module of the middle iron frame fixing structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123370058.XU CN216527822U (en) | 2021-12-29 | 2021-12-29 | Vehicle-mounted backlight module with middle iron frame fixing structure and vehicle-mounted display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123370058.XU CN216527822U (en) | 2021-12-29 | 2021-12-29 | Vehicle-mounted backlight module with middle iron frame fixing structure and vehicle-mounted display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216527822U true CN216527822U (en) | 2022-05-13 |
Family
ID=81506430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123370058.XU Active CN216527822U (en) | 2021-12-29 | 2021-12-29 | Vehicle-mounted backlight module with middle iron frame fixing structure and vehicle-mounted display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216527822U (en) |
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2021
- 2021-12-29 CN CN202123370058.XU patent/CN216527822U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 floor 1, 2-4, and floor 1-3, No. 222-2, Buxin Road, Xinlan community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Handamei Electronics Co.,Ltd. Country or region after: China Address before: 518000 floor 1, 2-4, and floor 1-3, No. 222-2, Buxin Road, Xinlan community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN HADBEST ELECTRONICS CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |