CN108548101B - On-vehicle backlight of glued iron integration - Google Patents
On-vehicle backlight of glued iron integration Download PDFInfo
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- CN108548101B CN108548101B CN201810489646.9A CN201810489646A CN108548101B CN 108548101 B CN108548101 B CN 108548101B CN 201810489646 A CN201810489646 A CN 201810489646A CN 108548101 B CN108548101 B CN 108548101B
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- iron
- frame
- rubber
- shaped
- plastic seat
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 154
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 83
- 230000010354 integration Effects 0.000 title description 5
- 239000004033 plastic Substances 0.000 claims abstract description 72
- 229920003023 plastic Polymers 0.000 claims abstract description 72
- 229920001971 elastomer Polymers 0.000 claims abstract description 32
- 238000005452 bending Methods 0.000 claims abstract description 27
- 238000009792 diffusion process Methods 0.000 claims abstract description 22
- 229920001821 foam rubber Polymers 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 238000004080 punching Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000012528 membrane Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 240000005295 Nyssa aquatica Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/101—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening permanently, e.g. welding, gluing or riveting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/10—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Road Signs Or Road Markings (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention relates to a rubber-iron integrated vehicle-mounted backlight source which comprises a rubber-iron rear frame, a reflecting film, a light guide plate, a lower diffusion film, a brightness enhancement film, an upper diffusion film, a middle frame and foam rubber, and also comprises an LED lamp strip arranged between a sawtooth edge of the light guide plate and the inner side edge of the rubber-iron rear frame. The back frame of the rubber iron comprises an iron plate frame and a plastic seat, the iron plate frame is rectangular, four sides of the iron plate frame are bent upwards, four step-shaped bending pieces protruding backwards are arranged near four corners of the back frame, and the step-shaped bending pieces are formed by punching along circular arc window-shaped through holes near the four corners of the iron plate frame. The plastic seat is divided into a lower part, a middle part and an upper part, wherein the lower part is an arc window-shaped base, the middle part is an arc window-shaped boss protruding upwards along the bottom edge of the arc window, and the upper part is a step protruding upwards along the middle section of the boss. The plastic seat is injection-molded in the circular-arc window-shaped through hole and the step-shaped bending piece on the iron plate frame. The scheme solves the problems that the heat dissipation and strength are poor when the traditional vehicle-mounted backlight source product is covered with the rubber shell, and the cost is high when the traditional vehicle-mounted backlight source product is covered with the hardware shell.
Description
Technical Field
The invention relates to the field of backlight sources, in particular to a rubber-iron integrated vehicle-mounted backlight source.
Background
The plastic shell and the hardware are main parts of the vehicle-mounted backlight source product, and in the existing vehicle-mounted backlight source product, the vehicle-mounted backlight source using the plastic shell has the advantages of portability, flexible structural design and poor heat dissipation and structural strength. The other type is a vehicle-mounted backlight source using a hardware shell, and has the advantages of good heat dissipation and structural strength, and heavier defects, and when the rear shell is the hardware shell, in order to ensure that a screw fixing column of a client is firm, a metal column needs to be added inside or outside the rear shell, and when the rear shell is inside, the thickness of the rear shell is increased, the space and the materials are wasted, and the metal consumption and the cost are increased in the mode.
In view of the above, the present invention improves upon existing vehicle backlight products.
Disclosure of Invention
The invention aims to solve the problems of poor heat dissipation and strength when the traditional vehicle-mounted backlight source product is used as a rubber shell and high cost when the traditional vehicle-mounted backlight source product is used as a hardware shell. The specific solution scheme is as follows:
the utility model provides a on-vehicle backlight of glued iron integration, wholly is the rectangle, including being located the glued iron back frame of lower floor, and from bottom to top the reflective membrane, light guide plate, lower diffusion membrane, intensifying membrane, go up diffusion membrane, well frame and dress at bubble cotton gum above the well frame, still including dress the sawtooth limit that the light guide plate was equipped with LED lamp strip between the inboard limit of glued iron back frame, the LED lamp of LED lamp strip just to the light guide plate, the back of LED lamp strip paste in through the heat-conducting glue in the inboard limit of glued iron back frame. The iron plate frame comprises an iron plate frame and a plastic seat, wherein the iron plate frame is rectangular, four sides of the iron plate frame are bent upwards by 90 degrees, four step-shaped bending pieces protruding backwards are arranged near four corners of the iron plate frame, and the step-shaped bending pieces are formed by stamping circular arc window-shaped through holes near the four corners of the iron plate frame. The plastic seat is divided into a lower part, a middle part and an upper part, wherein the lower part is a circular arc window-shaped base, the middle part is a circular arc window-shaped boss protruding upwards along the bottom edge of the circular arc window, and the upper part is a step protruding upwards along the middle section of the boss. The plastic seat is injection-molded in the circular-arc window-shaped through hole and the step-shaped bending piece on the iron plate frame to form a complete rubber iron back frame. The plastic seat and the step-shaped bending piece are provided with screw holes.
Further, in order to fix the plastic seat and the iron plate frame firmly, a floating edge is arranged on the base of the plastic seat along the circular arc window shape, two floating inverted trapezoids are arranged on the straight edges of the two sides, and the inverted trapezoids are matched with inverted trapezoids arranged on the straight edges of the two sides of the circular arc window shape through holes on the iron plate frame.
Preferably, the width of the boss and the width of the step of the plastic seat are both narrower than the width of the base, the length of the boss is shorter than the length of the base, and a concave area matched with the step-shaped bending piece is arranged on the plastic seat.
Preferably, in order to ensure accurate positioning, two plastic seats at the diagonal positions of the rubber back frame are respectively provided with a positioning column, the height of the positioning column is larger than that of the step, and correspondingly, the step-shaped bending sheet is provided with a positioning column through hole matched with the positioning column.
Preferably, in order to make the atress behind the rubber iron even, be difficult for taking place to warp, four of rubber iron back frame the plastic seat is each other and is transversely stagger the setting, and four the screw hole of plastic seat is each other not on being on a parallel to the parallel line of rubber iron back frame four sides.
Preferably, in order to save cost and not affect structural strength, the boss bottom of the plastic seat is provided with a hollowed area, screw posts arranged inside are connected with three sides through three reinforcing ribs, and the upper ends of the screw posts are exposed out of the steps and the step-shaped bending sheets.
Preferably, in order to prevent the dislocation of the internal components of the vehicle-mounted backlight source, an L-shaped silica gel is arranged on the opposite angle of the light guide plate, and the outer side of the L-shaped silica gel is abutted against the inner side of the opposite angle of the iron back frame. The light guide plate comprises a light guide plate, wherein a positioning boss protruding upwards is arranged on the upper side of the opposite angle of the light guide plate, a stepped step is arranged upwards along one side edge of the light guide plate, inward rectangular grooves matched with the stepped step are respectively arranged on the corresponding side edges of the lower diffusion film, the light enhancement film and the upper diffusion film, and the lower diffusion film, the light enhancement film and the upper diffusion film are adhered to the stepped step through stepped film double faced adhesive tapes.
Further, in order to facilitate assembly and save screws, four sides of the middle frame and four sides of the rubber iron rear frame are provided with hooks and buckles which are matched with each other. Retaining walls are arranged around the middle frame.
In summary, the technical scheme of the invention has the following beneficial effects:
the scheme solves the problems that the heat dissipation and strength are poor when the traditional vehicle-mounted backlight source product is covered with the rubber shell, and the cost is high when the traditional vehicle-mounted backlight source product is covered with the hardware shell. The middle frame of this scheme adopts plastic middle frame or five metals middle frame, and the backshell adopts the rubber back frame of rubber iron integration to metal material is the main, can help on-vehicle backlight heat dissipation, and when middle frame also used the five metals middle frame, the heat dispersion of product is better, and the intensity of structure is also than the plastic shell height. Because the plastic seat of moulding plastics has been adopted to the glued iron back frame of this scheme, not only saved the cost, still reduced the volume of glued iron back frame. The step-shaped bending piece of the iron plate frame ensures that the plastic seat cannot be separated from the iron plate frame due to the tensile force of the screw, the base floating edge of the plastic seat can prevent the plastic seat from separating from the iron plate frame towards the back light source, and the inverted trapezoid of the plastic seat and the inverted trapezoid through hole of the iron plate frame improve the fastening strength of the plastic seat and the iron plate frame. The concave area and the positioning column of the plastic seat and the circular arc window-shaped through hole on the iron plate frame ensure that the plastic seat cannot move left and right. The positioning column of the plastic seat can also play a role in positioning the installation of the client. The boss bottom of plastic seat digs the empty region, has saved plastic material and cost, and the strengthening rib in the screw post outside of plastic seat has guaranteed the intensity of screw post. In a word, this scheme rational in infrastructure, good, the intensity is high, can not take place not hard up and dislocation phenomenon, occupation space is little, with low costs to improve on-vehicle backlight product's reliability and quality, promoted comprehensive competitiveness.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments of the present invention will be briefly described below. It will be apparent to those skilled in the art that the drawings in the following description are only a few embodiments of the present invention and that other drawings may be derived from these drawings without inventive faculty.
FIG. 1 is an exploded view of a glue-iron integrated vehicle-mounted backlight source of the present invention;
FIG. 2 is an exploded view of the back frame of the present invention;
FIG. 3 is a rear view of the back frame of the rubber iron of the present invention;
FIG. 4 is a block diagram of a plastic seat without a positioning post according to the present invention;
FIG. 5 is a block diagram of a plastic seat with a positioning post according to the present invention.
The attached drawings are used for identifying and describing:
1-a rubber rear frame;
2-a reflective film;
3-a light guide plate;
4-a lower diffusion film;
5-a brightness enhancement film;
6-upper diffusion film;
7-a middle frame;
8-foam rubber;
9-sawtooth edges;
10-an LED light bar;
11-heat conducting glue;
12-an iron plate frame;
13-a plastic seat;
14-step bending piece;
15-arc window-shaped through holes;
16-a base;
17-a boss;
18-steps;
19-screw holes;
20-floating out the edge;
21-inverted trapezoid;
22-inverted trapezoidal through holes; 23-concave area;
24-positioning columns;
25-positioning column through holes;
26-a hollowed-out area;
27-screw posts;
28-reinforcing ribs;
29-L type silica gel;
30-positioning bosses;
31-a step;
32-step-shaped film double faced adhesive tape;
33-a hook;
34-a buckle;
35-retaining wall.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 5, an integrated vehicle-mounted backlight source of rubber and iron is rectangular overall, and comprises a rubber and iron rear frame 1 positioned at the lowest layer, a reflecting film 2 assembled from bottom to top, a light guide plate 3, a lower diffusion film 4, a light enhancement film 5, an upper diffusion film 6, a middle frame 7 and foam rubber 8 arranged on the middle frame 7, and further comprises an LED lamp strip 10 arranged between a sawtooth edge 9 arranged on the light guide plate 3 and the inner side edge of the rubber and iron rear frame 1, wherein an LED lamp of the LED lamp strip 10 is opposite to the light guide plate 3, and the back surface of the LED lamp strip 10 is adhered to the inner side edge of the rubber and iron rear frame 1 through a heat conducting adhesive 11. The back frame 1 comprises an iron plate frame 12 and a plastic seat 13, wherein the iron plate frame 12 is rectangular, four sides of the iron plate frame are bent upwards by 90 degrees, four step-shaped bending pieces 14 protruding backwards are arranged near four corners of the back frame, and the step-shaped bending pieces 14 are punched along circular arc window-shaped through holes 15 near the four corners of the iron plate frame 12. The plastic seat 13 is divided into a lower part, a middle part and an upper part, wherein the lower part is a circular arc window-shaped base 16, the middle part is a circular arc window-shaped boss 17 protruding upwards along the bottom edge of the circular arc window, and the upper part is a step 18 protruding upwards along the middle section of the boss 17. The plastic seat 13 is injection-molded in the circular arc window-shaped through hole 15 and the step-shaped bending piece 14 of the iron plate frame 12 to form a complete rubber back frame 1. Screw holes 19 are arranged on the plastic seat 13 and the step-shaped bending piece 14.
Further, in order to fix the plastic seat 13 and the iron plate frame 12 firmly, a floating edge 20 is arranged on the base 16 of the plastic seat 13 along the circular arc window shape, two floating inverted trapezoids 21 are arranged on the straight edges of the two sides, and the inverted trapezoids 21 are matched with inverted trapezoids 22 arranged on the straight edges of the two sides of the circular arc window-shaped through hole 15 of the iron plate frame 12.
Preferably, the width of the boss 17 and the step 18 of the plastic seat 13 is narrower than the width of the base 16, the length of the boss 17 is shorter than the length of the base 16, and the plastic seat 13 is provided with a concave area 23 which is matched with the step-shaped bending piece 14 to be attached.
Preferably, in order to ensure accurate positioning, positioning posts 24 are respectively arranged on two plastic seats 13 at the diagonal positions of the rubber back frame 1, the height of the positioning posts 24 is larger than that of the step 18, and positioning post through holes 25 matched with the positioning posts 24 are arranged on the corresponding stepped bending sheets 14.
Preferably, in order to make the stress of the back frame 1 of the rubber iron uniform, deformation is not easy to occur, the four plastic seats 13 of the back frame 1 of the rubber iron are arranged in a staggered manner in the transverse direction and the longitudinal direction, and the screw holes 19 of the four plastic seats 13 are not on parallel lines parallel to four sides of the back frame 1 of the rubber iron, as shown in fig. 3.
Preferably, in order to save cost and not affect structural strength, the bottom of the boss 17 of the plastic seat 13 is provided with a hollowed area 26, and internally provided screw posts 27 are connected with three sides through three reinforcing ribs 28, and the upper ends of the screw posts 27 expose the steps 18 and the step-shaped bending pieces 14.
Preferably, in order to prevent the internal components of the vehicle backlight from being dislocated, an L-shaped silica gel 29 is provided on the opposite corners of the light guide plate 3, and the outer sides of the L-shaped silica gel 29 abut against the inner sides of the opposite corners of the back frame 1. The light guide plate 3 is provided with a positioning boss 30 protruding upwards on the upper side of the opposite angle, one side edge of the light guide plate 3 is provided with a step 31 upwards, the corresponding side edges of the lower diffusion film 4, the intensifying film 5 and the upper diffusion film 6 are respectively provided with an inward rectangular groove matched with the step 31, and the lower diffusion film 4, the intensifying film 5 and the upper diffusion film 6 are adhered on the step 31 through a step-shaped film double faced adhesive tape 32.
Further, in order to facilitate assembly and save screws, the four sides of the middle frame 7 and the four sides of the back frame 1 are provided with hooks 33 and buckles 34 which are matched with each other. Retaining walls 35 are also arranged around the middle frame 7.
In summary, the technical scheme of the invention has the following beneficial effects:
the scheme solves the problems that the heat dissipation and strength are poor when the traditional vehicle-mounted backlight source product is covered with the rubber shell, and the cost is high when the traditional vehicle-mounted backlight source product is covered with the hardware shell. The middle frame 7 of this scheme adopts plastic middle frame or five metals middle frame, and the backshell adopts the glued iron back frame 1 of glued iron integration to metal material is the main, can help on-vehicle backlight heat dissipation, and when middle frame 7 also used the five metals middle frame, the heat dispersion of product is better, and the intensity of structure is also than the plastic shell height. Because the plastic seat 13 of moulding plastics has been adopted to the glued iron back frame 1 of this scheme, not only saved the cost, still reduced the volume of glued iron back frame 1. The step-shaped bending piece 14 of the iron plate frame 12 ensures that the plastic seat 13 cannot be separated from the iron plate frame 12 due to the tensile force of the screw, the base 16 of the plastic seat 13 floats out of the edge 20 to block the possibility that the plastic seat 13 is separated from the iron plate frame 12 towards the backlight source, the inverted trapezoid 21 of the plastic seat 13 and the inverted trapezoid through hole 22 of the iron plate frame 12 improve the fastening strength of the plastic seat 13 and the iron plate frame 12. The concave area 23 and the positioning column 24 of the plastic seat 13 and the circular arc window-shaped through hole 15 of the iron plate frame 12 ensure that the plastic seat 13 cannot move left and right. The positioning column 24 of the plastic seat 13 can also play a role in positioning the installation of the client. The bottom of the boss 17 of the plastic seat 13 is hollowed out to form a region 26, so that plastic materials and cost are saved, and the strength of the screw post 27 is ensured by the reinforcing ribs 28 on the outer side of the screw post 27 of the plastic seat 13. In a word, this scheme rational in infrastructure, good, the intensity is high, can not take place not hard up and dislocation phenomenon, occupation space is little, with low costs to improve on-vehicle backlight product's reliability and quality, promoted comprehensive competitiveness.
The above-described embodiments do not limit the scope of the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the above embodiments should be included in the scope of the present invention.
Claims (8)
1. The integrated vehicle-mounted backlight source comprises a rubber rear frame positioned at the lowest layer, a reflecting film, a light guide plate, a lower diffusion film, a light enhancement film, an upper diffusion film, a middle frame, foam rubber arranged on the middle frame, and an LED lamp strip arranged between a sawtooth edge arranged on the light guide plate and the inner side edge of the rubber rear frame, wherein an LED lamp of the LED lamp strip is opposite to the light guide plate, and the back surface of the LED lamp strip is adhered to the inner side edge of the rubber rear frame through heat-conducting adhesive; the method is characterized in that: the iron plate frame is rectangular, four sides of the iron plate frame are bent upwards by 90 degrees, four step-shaped bending pieces protruding backwards are arranged near four corners of the iron plate frame, and the step-shaped bending pieces are formed by stamping along circular arc window-shaped through holes near the four corners of the iron plate frame; the plastic seat is divided into a lower part, a middle part and an upper part, wherein the lower part is a circular arc window-shaped base, the middle part is a circular arc window-shaped boss protruding upwards along the bottom edge of the circular arc window, and the upper part is a step protruding upwards along the middle section of the boss; the plastic seat is injection-molded in the circular-arc window-shaped through hole and the step-shaped bending piece on the iron plate frame to form a complete back frame of the rubber iron; the plastic seat and the step-shaped bending piece are provided with screw holes.
2. The integrated glue-iron vehicle backlight of claim 1, wherein: the plastic seat is characterized in that a floating edge is arranged on the base along an arc window shape, two floating inverted trapezoids are arranged on straight edges on two sides of the base, and the inverted trapezoids are matched with inverted trapezoids arranged on straight edges on two sides of the arc window-shaped through holes on the iron plate frame.
3. The integrated glue-iron vehicle backlight of claim 1, wherein: the width of boss with the width of step of plastic seat is all narrower than the width of base, the length of boss is than the length of base is short, be equipped with on the plastic seat to match the concave region of step shape bending piece laminating.
4. The integrated glue-iron vehicle backlight of claim 1, wherein: and positioning columns are arranged on the two plastic seats at the opposite corners of the rubber rear frame, the height of each positioning column is larger than that of the step, and correspondingly, the step-shaped bending sheet is provided with a positioning column through hole matched with the positioning column.
5. The integrated glue-iron vehicle backlight of claim 1, wherein: four of the plastic seats of the rubber back frame are arranged in a staggered manner in the transverse direction and the longitudinal direction, and screw holes of the four plastic seats are not parallel to parallel lines of four sides of the rubber back frame.
6. The integrated glue-iron vehicle backlight of claim 1, wherein: the boss bottom of plastic seat is equipped with digs the empty region, and the screw post of inside setting is connected with the trilateral through three strengthening ribs, the upper end of screw post exposes the step with the step shape bending piece.
7. The integrated glue-iron vehicle backlight of claim 1, wherein: an L-shaped silica gel is arranged on the opposite angle of the light guide plate, and the outer side of the L-shaped silica gel is abutted against the inner side of the opposite angle of the iron back frame; the light guide plate comprises a light guide plate, wherein a positioning boss protruding upwards is arranged on the upper side of the opposite angle of the light guide plate, a stepped step is arranged upwards along one side edge of the light guide plate, inward rectangular grooves matched with the stepped step are respectively arranged on the corresponding side edges of the lower diffusion film, the light enhancement film and the upper diffusion film, and the lower diffusion film, the light enhancement film and the upper diffusion film are adhered to the stepped step through stepped film double faced adhesive tapes.
8. The integrated glue-iron vehicle backlight of claim 1, wherein: the four sides of the middle frame and the four sides of the rubber iron rear frame are provided with hooks and buckles which are matched with each other; retaining walls are arranged around the middle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810489646.9A CN108548101B (en) | 2018-05-21 | 2018-05-21 | On-vehicle backlight of glued iron integration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810489646.9A CN108548101B (en) | 2018-05-21 | 2018-05-21 | On-vehicle backlight of glued iron integration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108548101A CN108548101A (en) | 2018-09-18 |
| CN108548101B true CN108548101B (en) | 2024-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810489646.9A Active CN108548101B (en) | 2018-05-21 | 2018-05-21 | On-vehicle backlight of glued iron integration |
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| CN (1) | CN108548101B (en) |
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| CN204155036U (en) * | 2014-06-17 | 2015-02-11 | 王文祥 | A kind of glue iron integration backing structure |
| CN104476719A (en) * | 2014-08-29 | 2015-04-01 | 深圳市德仓科技有限公司 | Injection molding equipment, LCD module, backlight module and manufacturing method thereof |
| WO2016078106A1 (en) * | 2014-11-18 | 2016-05-26 | 深圳市华星光电技术有限公司 | Plastic frame and display device |
| CN208457592U (en) * | 2018-05-21 | 2019-02-01 | 伟志光电（深圳）有限公司 | A kind of integrated vehicle-mounted backlight of glue iron |
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2018
- 2018-05-21 CN CN201810489646.9A patent/CN108548101B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203500956U (en) * | 2013-07-23 | 2014-03-26 | 伟志光电（深圳）有限公司 | Self-anti-static vehicle-mounted LED (Light Emitting Diode) backlight source |
| CN204155036U (en) * | 2014-06-17 | 2015-02-11 | 王文祥 | A kind of glue iron integration backing structure |
| CN104476719A (en) * | 2014-08-29 | 2015-04-01 | 深圳市德仓科技有限公司 | Injection molding equipment, LCD module, backlight module and manufacturing method thereof |
| WO2016078106A1 (en) * | 2014-11-18 | 2016-05-26 | 深圳市华星光电技术有限公司 | Plastic frame and display device |
| CN208457592U (en) * | 2018-05-21 | 2019-02-01 | 伟志光电（深圳）有限公司 | A kind of integrated vehicle-mounted backlight of glue iron |
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|---|---|
| CN108548101A (en) | 2018-09-18 |
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