CN220252343U - Backlight module capable of saving film material - Google Patents
Backlight module capable of saving film material Download PDFInfo
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- CN220252343U CN220252343U CN202321137489.8U CN202321137489U CN220252343U CN 220252343 U CN220252343 U CN 220252343U CN 202321137489 U CN202321137489 U CN 202321137489U CN 220252343 U CN220252343 U CN 220252343U
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- film
- film body
- backlight module
- heightening
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- 239000000463 material Substances 0.000 title claims abstract description 40
- 239000012528 membrane Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000004080 punching Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 abstract description 31
- 239000003795 chemical substances by application Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 10
- 238000004513 sizing Methods 0.000 abstract description 10
- 230000001681 protective effect Effects 0.000 description 11
- 239000000853 adhesive Substances 0.000 description 10
- 230000001070 adhesive effect Effects 0.000 description 10
- 239000002131 composite material Substances 0.000 description 7
- 239000002313 adhesive film Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a backlight module capable of saving film materials, which comprises a main film body, wherein a heightening film body is arranged at the bottom edge of the main film body, a tearing groove line is arranged between the heightening film body and the main film body, and the main film body and the heightening film body are attached to the same release film. The edge of the main film body is provided with a tearing handle. The main film body is torn off through the tearing handle, and the heightening film body at the lower part is reserved to be used as heightening glue. The reserved heightening film body is stuck on the shading black glue in the LED lamp position area, so that the heightening film body cannot fall off and can completely meet the process requirements. The backlight module with the film material saving directly utilizes the film body of the backlight module as the sizing agent, and does not introduce redundant materials, so that the process of later-stage sizing agent pasting is saved, and the material cost and the labor cost are saved.
Description
Technical Field
The utility model relates to a backlight module, in particular to a backlight module capable of saving film materials.
Background
In general, in order to fill up the gap between the backlight LED light location area and the lower glass sheet, a piece of raising adhesive 300 is adhered to the black adhesive of the backlight LED light location area. Meanwhile, in order to protect the surface of the backlight from scratch and contamination, a protective film 100 is attached to the front surface of the backlight. As shown in fig. 1 to 3, the protective film 100 covers the entire surface of the backlight, and the cushion 300 on the shading black glue 600 is separately attached, so that the partial protective film 100 is thrown away, resulting in waste of materials.
The Chinese patent document CN207636893U discloses a module backlight with composite shading adhesive, which is characterized in that: the black glue is square frame-shaped, the black glue is provided with a black shading composite layer at the bottommost end, the black shading composite layer covers the light source of the glue frame, the bottom of the black glue is provided with glue, and the bottom of the black shading composite layer is not provided with glue. The black shading composite layer is in a strip shape, and the width of the black shading composite layer is the same as that of the black glue. The lower end of the black shading composite layer is provided with a transparent release film. The transparent release film protrudes out of the rubber frame.
Obviously, the patent only solves the problem of breakage of the liquid crystal glass caused by the strong adhesive force of the black glue, and still causes the waste of the material of the protective film.
The Chinese patent document CN215678979U discloses a rounded rectangle wearing backlight, which is characterized in that: the display device comprises a main body and a backlight source flat cable, wherein the surface of the main body is provided with a display area; the main body is square, four corners of the main body and the display area are round corners, black glue is adhered to the periphery of the main body and the display area, a single-sided adhesive film is adhered to the main body, and the single-sided adhesive film is located between the bottom edge of the black glue and the bottom edge of the main body. The lower parts of the two fillets at the lower end of the main body are covered by a single-sided tape adhesive film, and the upper parts of the two fillets at the lower end of the main body are covered by black glue. The lower part of the backlight source flat cable is a golden finger, and the upper part of the backlight source flat cable is provided with an S-shaped fracture-preventing and breakage-preventing structural coating. The front and the back of the backlight source flat cable are both provided with S-shaped anti-breaking and anti-breaking structural coatings. The bottom surface of the main body is adhered with a shading reflecting film. The upper end both sides of black glue be the fillet, and with the laminating of two fillets in the upper end of main part, the base of black glue is the horizontal limit. The upper end of the single-sided adhesive tape is a horizontal edge, is adjacent to the bottom edge of the black adhesive tape, and the lower end of the single-sided adhesive tape is a horizontal edge and is attached to the lower end of the main body.
Obviously, the patent is stuck with a single-sided adhesive film between the bottom edge of the black adhesive and the bottom edge of the main body, so that the adhesive force between the LCD and the backlight source is reduced, and the structure also can cause the material waste of the protective film.
Disclosure of Invention
Based on the above, it is necessary to provide a backlight module with reduced film material, the backlight module with reduced film material comprises a main film body, a raised film body is disposed at the bottom edge of the main film body, a tearing groove line is disposed between the raised film body and the main film body, and the main film body and the raised film body are attached to the same release film. The main film body is torn off through the tearing handle, and the heightening film body at the lower part is reserved to be used as heightening glue. The reserved heightening film body is stuck on the shading black glue in the LED lamp position area, so that the heightening film body cannot fall off and can completely meet the process requirements. The backlight module with the film material saving directly utilizes the film body of the backlight module as the sizing agent, and does not introduce redundant materials, so that the process of later-stage sizing agent pasting is saved, and the material cost and the labor cost are saved.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the backlight module capable of saving the film material is characterized by comprising a main film body, wherein a heightening film body is arranged at the bottom edge of the main film body, a tearing groove line is arranged between the heightening film body and the main film body, and the main film body and the heightening film body are attached to the same release film.
As a preferred implementation mode of the film-saving backlight module, the edge of the main film body is provided with a tearing handle.
As a preferred implementation mode of the backlight module for saving the film material, the tearing groove line is a half-punching line.
As a preferred implementation mode of the backlight module for saving the film material, the punching depth of the tearing groove line is two thirds of the thickness of the main film body.
As a preferred implementation mode of the backlight module for saving the film material, the edge of the heightening film body is provided with a pair of limiting bayonets.
As a preferred implementation mode of the backlight module for saving the film material, the limiting bayonet is trapezoidal.
As a preferred implementation mode of the backlight module for saving the film material, the surface of the heightening film body is provided with a plurality of reinforcing strips which are arranged in parallel.
As a preferred implementation mode of the backlight module for saving the film material, the edge of the heightening film body is provided with a protective edge which bulges outwards.
As a preferred implementation mode of the backlight module for saving the film material, the guard edge and the heightening film body are integrally formed.
As a preferred implementation mode of the film-saving backlight module, the protection edge is black.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a backlight module capable of saving film materials, which is characterized in that a main film body is torn off through a tearing handle, and a heightening film body at the lower part is reserved and used as heightening glue. The reserved heightening film body is stuck on the shading black glue in the LED lamp position area, so that the heightening film body cannot fall off and can completely meet the process requirements. The backlight module with the film material saving directly utilizes the film body of the backlight module as the sizing agent, and does not introduce redundant materials, so that the process of later-stage sizing agent pasting is saved, and the material cost and the labor cost are saved.
In addition, a pair of limit bayonets can be arranged at the edge of the heightening film body. The limiting bayonet is trapezoidal. When the film is pasted, a worker can refer to the positions of the pair of limiting bayonets to fix the backlight module in advance, and the film pasting is easily completed. The pair of limiting bayonets is utilized, so that the heightening film body can be matched with the preset protrusion on the backlight plate, the heightening film body can be used for position calibration of the film, and displacement of the heightening film body after film sticking can be prevented.
In addition, a plurality of reinforcing strips which are arranged in parallel can be arranged on the surface of the heightening film body. When the film is adhered, the reinforcing strips face to shading black glue, the reinforcing strips can improve the overall strength of the whole heightening film body, deformation of the heightening film body is effectively prevented, and accordingly the reliability of the backlight module is further improved.
In addition, an outward raised guard edge can be provided on the edge of the raised film body. The guard edge and the heightening film body are integrally formed. The guard edge is black. When the film is adhered, the protective edge of the heightening film body wraps the bottom edge of the shading black glue, so that the shading black glue can be prevented from leaking light, the positioning accuracy of the heightening film body can be improved, the heightening film body is prevented from shifting, and the reliability of the backlight module is further improved.
Drawings
In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a conventional film-saving backlight module;
FIG. 2 is a cross-sectional view along line A-A of a schematic view of the film-saving backlight module of FIG. 1;
FIG. 3 is an enlarged detail view of area B of a cross-sectional view of the film-saving backlight module of FIG. 2 taken along line A-A;
FIG. 4 is a schematic diagram of a film-saving backlight module according to the present utility model;
FIG. 5 is a schematic diagram illustrating a use of the film-saving backlight module in FIG. 4;
FIG. 6 is a cross-sectional view along line C-C of a schematic view of the film-saving backlight module of FIG. 5;
fig. 7 is an enlarged detail view of a region D of a cross-sectional view of the film-saving backlight module of fig. 6 along a line C-C;
FIG. 8 is a schematic perspective view of a raised film of the film-saving backlight module of FIG. 4;
FIG. 9 is an enlarged detail view of the E region of the perspective view of the raised film body of the film-saving backlight module of FIG. 8;
FIG. 10 is a schematic diagram illustrating a three-dimensional structure of another embodiment of a raised film body of the film-saving backlight module of FIG. 4;
FIG. 11 is an enlarged detail view of the F region of the three-dimensional schematic view of the raised film body of the film-saving backlight module of FIG. 10;
FIG. 12 is a schematic perspective view of another embodiment of a raised film body of the film-saving backlight module of FIG. 4;
FIG. 13 is an enlarged detail view of the G region of the perspective view of the raised film body of the film-saving backlight module of FIG. 12;
FIG. 14 is a schematic perspective view of a raised film body of the film-saving backlight module of FIG. 12, which is at another view angle;
FIG. 15 is a cross-sectional view of the raised membrane of the membrane-saving backlight module of FIG. 14 along line H-H;
FIG. 16 is an enlarged schematic detail view of region I of a section view of the raised membrane of the membrane-saving backlight module of FIG. 15 along line H-H;
the labels in the figures are illustrated below: 1. a backlight module for saving film materials; 2. a main film body; 21. the edge is provided with a tearing handle; 3. raising the membrane; 31. limiting bayonet; 32. reinforcing strips; 33. edge protection; 4. tearing off the groove line.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
As described in the background art, in the prior art, in order to fill up the gap between the backlight LED lamp position area and the lower glass sheet for the mobile phone display module, a piece of raising glue is adhered to the black glue of the backlight LED lamp position area. Meanwhile, in order to protect the surface of the backlight from scratch and pollution, a protective film is attached to the front surface of the backlight. The protective film covers the whole surface of the backlight, and the raised adhesive on the shading black adhesive is attached independently, so that the local protective film can be thrown away, and the waste of materials is caused.
In order to solve the technical problem, the utility model provides a backlight module 1 for saving film materials, which comprises a main film body 2, wherein a heightening film body 3 is arranged at the bottom edge of the main film body 2, a tearing groove line 4 is arranged between the heightening film body 3 and the main film body 2, and the main film body 2 and the heightening film body 3 are attached to the same release film. The edge of the main film body 2 is provided with a tearing handle 21.
Through above-mentioned structural design, during the use, through tearing handle 21, tear main film body 2 off, remain the high film body 3 of the pad of lower part, use as the pad and glue. The reserved heightening film body 3 is stuck on the shading black glue in the area of the LED lamp position 5, so that the heightening film body 3 cannot fall off and can completely meet the process requirements. The backlight module with the film material saving directly utilizes the film body of the backlight module as the sizing agent, and does not introduce redundant materials, so that the process of later-stage sizing agent pasting is saved, and the material cost and the labor cost are saved.
In order to better understand the solution of the present utility model, the following detailed description will describe the solution of the embodiment of the present utility model with reference to the accompanying drawings, so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, and thus the protection scope of the present utility model is more clearly and definitely defined.
It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Example 1
As shown in fig. 4 to 7, the backlight module 1 with reduced film material comprises a main film body 2, a raised film body 3 is disposed at the bottom edge of the main film body 2, a tearing groove line 4 is disposed between the raised film body 3 and the main film body 2, and the main film body 2 and the raised film body 3 are attached to the same release film.
The edge of the main film body 2 is provided with a tearing handle 21.
The tear-off groove line 4 is a half-cut line. The die-cut depth of the tear line 4 is two-thirds of the thickness of the main film body 2.
The operation of this embodiment will be described below.
When the novel high-pressure adhesive is used, the main film body 2 is torn off through the tearing handle 21, and the heightening film body 3 at the lower part is reserved to be used as heightening adhesive. The reserved heightening film body 3 is stuck on the shading black glue in the area of the LED lamp position 5, so that the heightening film body 3 cannot fall off and can completely meet the process requirements.
The backlight module with the film material saving directly utilizes the film body of the backlight module as the sizing agent, and does not introduce redundant materials, so that the process of later-stage sizing agent pasting is saved, and the material cost and the labor cost are saved.
Example 2
Further optimizing the backlight module for saving film material provided in embodiment 1, specifically, as shown in fig. 8 and fig. 9, a pair of limiting bayonets 31 are provided at the edge of the raised film body 3. The limiting bayonet 31 is trapezoidal.
The operation of this embodiment will be described below.
When the film is adhered, a worker can fix the backlight module in advance by referring to the positions of the pair of limiting bayonets 31, and the film is easily adhered.
The pair of limiting bayonets 31 is utilized to enable the heightening film body 3 to be matched with the preset protrusion on the backlight plate, so that the heightening film body 3 can be used for position calibration of film sticking and can be prevented from being displaced after film sticking.
Example 3
Further optimizing the film-saving backlight module provided in embodiment 1 or 2, specifically, as shown in fig. 10 and 11, a plurality of reinforcing strips 32 arranged in parallel are disposed on the surface of the raised film body 3.
The operation of this embodiment will be described below.
When the film is adhered, the reinforcing strips 32 face the shading black glue 6, the reinforcing strips 32 can improve the overall strength of the whole heightening film body 3, deformation of the heightening film body 3 is effectively prevented, and accordingly the reliability of the backlight module is further improved.
Example 4
Further optimizing the film-saving backlight module provided in embodiment 1 or 2, specifically, as shown in fig. 12 to 16, the edge of the raised film body 3 is provided with an outwardly raised guard 33.
In addition, the guard 33 is integrally formed with the elevating film body 3. The guard 33 is black.
The operation of this embodiment will be described below.
When the film is adhered, the protective edge 33 of the heightening film body 3 wraps the bottom edge of the shading black glue 6, so that the light leakage of the shading black glue 6 can be prevented, the positioning precision of the heightening film body 3 can be improved, the deviation of the heightening film body is prevented, and the reliability of the backlight module is further improved.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It is apparent that the embodiments described above are only some embodiments of the present application, but not all embodiments, the preferred embodiments of the present application are given in the drawings, but not limiting the patent scope of the present application. This application may be embodied in many different forms, but rather, embodiments are provided in order to provide a more thorough understanding of the present disclosure. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing, or equivalents may be substituted for elements thereof. All equivalent structures made by the specification and the drawings of the application are directly or indirectly applied to other related technical fields, and are also within the protection scope of the application.
Claims (10)
1. The utility model provides a practice thrift backlight unit of membrane material, its characterized in that, practice thrift backlight unit (1) of membrane material contain main membrane body (2), the bottom edge of main membrane body (2) be equipped with the bed hedgehopping membrane body (3), bed hedgehopping membrane body (3) with main membrane body (2) between be equipped with tear away groove line (4), main membrane body (2) and bed hedgehopping membrane body (3) adhere to on same from the type membrane.
2. The film saving backlight module according to claim 1, wherein a tearing handle (21) is provided at the edge of the main film body (2).
3. The film saving backlight module according to claim 1, wherein the tear-off groove line (4) is a half-flush line.
4. The film saving backlight module according to claim 1, wherein the punching depth of the tearing groove line (4) is two thirds of the thickness of the main film body (2).
5. The film saving backlight module according to claim 1, wherein a pair of limiting bayonets (31) are provided at the edge of the raised film body (3).
6. The film saving backlight module as claimed in claim 5, wherein the limiting bayonet (31) is trapezoidal.
7. The film saving backlight module according to claim 1, wherein a plurality of reinforcing strips (32) arranged in parallel are arranged on the surface of the heightening film body (3).
8. The film saving backlight module according to claim 1, wherein the edge of the raised film body (3) is provided with an outwardly raised guard edge (33).
9. The film saving backlight module as claimed in claim 8, wherein the guard (33) is integrally formed with the raised film body (3).
10. A film saving backlight module according to claim 8, wherein the guard (33) is black.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321137489.8U CN220252343U (en) | 2023-05-11 | 2023-05-11 | Backlight module capable of saving film material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321137489.8U CN220252343U (en) | 2023-05-11 | 2023-05-11 | Backlight module capable of saving film material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220252343U true CN220252343U (en) | 2023-12-26 |
Family
ID=89228632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321137489.8U Active CN220252343U (en) | 2023-05-11 | 2023-05-11 | Backlight module capable of saving film material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220252343U (en) |
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2023
- 2023-05-11 CN CN202321137489.8U patent/CN220252343U/en active Active
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