CN212905814U - Liquid crystal display module with reduced height - Google Patents
Liquid crystal display module with reduced height Download PDFInfo
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- CN212905814U CN212905814U CN202021349775.7U CN202021349775U CN212905814U CN 212905814 U CN212905814 U CN 212905814U CN 202021349775 U CN202021349775 U CN 202021349775U CN 212905814 U CN212905814 U CN 212905814U
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- liquid crystal
- crystal display
- pasting
- frame
- light guide
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Abstract
The utility model provides a liquid crystal display module assembly of height reduction, including liquid crystal display, be used for the back light module assembly at the gluey frame of safety liquid crystal display and the liquid crystal display back of locating, back light module assembly's the back is equipped with the metal frame that plays the support guard action, and the metal frame has and holds the chamber, back light module assembly includes the light guide plate, and the back of light guide plate is equipped with the reflector plate, and the front of light guide plate is equipped with the membrane material in a poor light, and the membrane material in a poor light is packed into and is glued the frame in, and the front side of light guide plate is equipped with the lamp. Compared with the prior art, this liquid crystal display module assembly that reduces height sets up the substrate outside the tail end of reflector plate, and the below of substrate sets up the first glue film of pasting the reflector plate simultaneously and gluing the frame, sets up the second glue film of pasting the light guide plate on the substrate, pastes fixed frame, leaded light piece and reflector plate simultaneously like this, reduces the height of whole liquid crystal display module assembly, reduces the operation degree of difficulty, improves production efficiency, saves the cost.
Description
Technical Field
The utility model relates to a field in a poor light, especially a liquid crystal display module assembly that reduces height.
Background
The traditional backlight assembly method of the liquid crystal display module comprises the following steps: as shown in fig. 1, a lower iron frame 1, a reflector plate 2 is arranged in the lower iron frame 1 and attached to the inner wall of the tail part, an LB (light emitting strip) 3 is arranged in the lower iron frame 1, an LB3 is fixedly connected with a light guide plate 5 through an LB double faced adhesive tape 4, a rubber frame 6 is arranged in the lower iron frame 1, a lower diffusion sheet 7, a lower brightness enhancement sheet 8, an upper brightness enhancement sheet 9 and a square adhesive 10 are sequentially arranged in a film material groove of the rubber frame 6, and finally a liquid crystal display screen 11 is arranged in a glass groove of the rubber frame 6 to complete assembly.
In the prior art, the light guide plate is fixed, double-sided adhesive tapes are attached between the light guide plate and the reflector, and the gap between the reflector and the light guide plate is increased by attaching the light guide plate 5 fixed adhesive to the reflector plate 2, so that the total thickness of a product is influenced. In the conventional design, the fixing glue 12 is attached to the reflector plate, the reflector plate is firstly placed in the iron frame groove, and then the light guide plate is assembled for positioning, so that the conventional design can only fix the light guide plate 5 and cannot effectively fix the reflector plate. If the reflector is to be fixed, as shown in fig. 2, a fixing glue 12 must be added between the reflective frame and the lower iron frame to fix the reflector, but the overall thickness of the product is increased, which is not in accordance with the design concept of ultra-thin, low power consumption and narrow frame of the product.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model provides a liquid crystal display module of reduction in height can paste fixed glue frame, leaded light piece and reflector plate simultaneously, reduces the height of whole liquid crystal display module to reduce the operation degree of difficulty, improved production efficiency and improved production yield, saved artifical man-hour cost and material cost.
The utility model adopts the technical proposal that:
the utility model provides a liquid crystal display module assembly that reduces height, includes liquid crystal display, is used for laying liquid crystal display's gluey frame and locates the backlight unit at the liquid crystal display back, and backlight unit's the back is equipped with the metal frame that plays support guard action, and the metal frame has and holds the chamber, backlight unit includes the light guide plate, and the back of light guide plate is equipped with the reflector plate, and the front of light guide plate is equipped with the membrane material in a poor light, and the membrane material in a poor light is packed into and is glued in the frame, and the front side of light guide plate is: the metal frame holds the intracavity and still is equipped with pastes the structure, paste the structure including setting up the first layer of pasting that holds the marginal position in the metal frame chamber, be equipped with the substrate on the first layer of pasting, the substrate is in the outside of reflector plate tail end portion, and the substrate is divided into the first pasting region that is used for pasting fixed glue frame bottom and the second pasting region that is used for pasting fixed reflector plate with first layer of pasting, is equipped with the second that is used for pasting the light guide plate back on the substrate and pastes the layer, and the second is pasted the layer and is in the below of light guide plate.
Preferably, the sum of the heights of the base sheet and the second adhesive layer is identical to the height of the reflective sheet.
Preferably, the end part of the second pasting area of the first pasting layer is attached to the side wall of the metal frame, and the bottom of the rubber frame is provided with a clearance groove for accommodating the second pasting area of the first pasting layer.
More preferably, the depth of the clearance groove is 0.03 mm.
Preferably, the second pasting area of the first pasting layer is provided with a plurality of notches corresponding to the buckles at the bottom of the rubber frame.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a liquid crystal display module assembly of reduction height sets up the substrate outside the tail end of reflector plate, and the below of substrate sets up the first glue film of pasting the reflector plate simultaneously and gluing the frame, sets up the second glue film of pasting the light guide plate on the substrate, pastes fixed frame, leaded light piece and reflector plate simultaneously like this, reduces the height of whole liquid crystal display module assembly to reduce the operation degree of difficulty, improved production efficiency and improvement production yield, saved artifical man-hour cost and material cost.
Drawings
FIG. 1 is an exploded view of a conventional LCD module;
FIG. 2 is a cross-sectional view of a conventional LCD module;
fig. 3 is a cross-sectional view of a liquid crystal display module with a reduced height according to the present invention;
fig. 4 is a schematic view of a bonding structure in a liquid crystal display module with reduced height according to the present invention;
fig. 5 is a top view of the first adhesive layer installed in the metal frame in the liquid crystal display module with reduced height according to the present invention;
fig. 6 is a schematic view of the rubber frame in the liquid crystal display module with reduced height according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 3 to fig. 6 illustrate a preferred embodiment of a liquid crystal display module with reduced height according to the present invention. As shown in fig. 3 to 6, the liquid crystal display module with reduced height includes a liquid crystal display, a plastic frame 1 for placing the liquid crystal display, and a backlight module disposed on the back of the liquid crystal display, the back of the backlight module is provided with a metal frame 2 for supporting and protecting, the metal frame 2 has a cavity, the backlight module includes a light guide plate 3, the back of the light guide plate 3 is provided with a reflector 4, the front of the light guide plate 3 is provided with a backlight film material, the backlight film material is placed in the plastic frame 1, the front of the light guide plate 3 is provided with a light bar 5, the cavity of the metal frame is further provided with a pasting structure 6, the pasting structure 6 includes a first pasting layer 61 disposed at an edge of the cavity of the metal frame, the first pasting layer is provided with a substrate 6, the substrate is located at the outer side of the tail end of the reflector, the substrate 62 divides the first pasting layer 61 into a first pasting region 6101 for pasting the bottom of the fixed plastic frame and a second pasting, be equipped with the second on the substrate 62 and paste layer 63 that is used for pasting the light guide plate back, the second is pasted layer 63 and is in the below of light guide plate 3, because the substrate is in the tail end outside of reflector plate 4 like this, the layer 63 is in the below of light guide plate 3 is pasted to the second on the substrate 62 for need not increase the height in addition when bonding light guide plate 3, reduce the high reduction of whole liquid crystal display module assembly, accord with the product ultra-thin, low-power consumption, the design theory of narrow frame. In addition, the whole sticking structure 6 only needs to punch the adhesive tape raw material according to the drawing during processing and manufacturing, and does not need to introduce a complex cutting die punching process, so that the cost of a cutting die and the labor hour cost are saved.
It is worth noting that, when assembling the liquid crystal display module, the reflective sheet 4 is stacked with the light guide plate 3, and a certain accommodating space is left by staggering, so that the pasting structure 6 is in the accommodating space, the light bar 5 is arranged above the reflective sheet 32, and the light bar 5 is arranged at the front side of the light guide plate 31.
The sum of the heights of the substrate 62 and the second adhesive layer 63 is consistent with the height of the reflective sheet 4, so that the second adhesive layer 63 can be adhered to the light guide plate 3 exactly, the position of the light guide plate 3 cannot be changed, and other functions of the light guide plate 3 cannot be influenced. The substrate 62 may be made of a PET (release film) material.
The end part of the second pasting area 6102 of the first pasting layer 61 is pasted with the side wall of the metal frame 4, the bottom of the rubber frame 1 is provided with a clearance groove 101 for accommodating the second pasting area of the first pasting layer, and when the adhesive frame is installed, the second pasting area 6102 of the first pasting layer is positioned in the clearance groove 101 and is pasted with the bottom of the clearance groove 101 so as to fix the rubber frame; when the installation, the second adhesion area on first pasting the layer stretches into gluey frame 1's clearance groove 101, makes first pasting the layer on the basis of satisfying the just production of operation technology, satisfies simultaneously and produces the attached operation demand of line operator, relies on the lateral wall of metal frame to attach, has reduced the operation degree of difficulty, has improved production efficiency and has improved the production yield, has saved artifical man-hour cost and material cost. In a preferred embodiment, the depth of the clearance groove is 0.03 mm.
When the rubber frame 1 is installed, the rubber frame 1 is matched with the clamping groove of the metal frame 2 through the buckle 11 on the rubber frame 1; be equipped with a plurality of recesses 61021 that correspond with the buckle of gluing the frame bottom on the second pasting region of first pasting layer, when assembling like this, recess 61021 just in time corresponds the buckle 11 of gluing the frame bottom, can not bed up and glue the frame, leads to gluing frame 1 and metal frame 2's joint and receives the influence.
The backlight film material comprises a lower diffusion sheet, a lower brightness enhancement sheet, an upper brightness enhancement sheet and a square glue which are sequentially stacked, and the light guide plate 3 is positioned on the back of the lower diffusion sheet.
To sum up, the technical scheme of the utility model can be fully effectual the above-mentioned utility model purpose of realization, just the utility model discloses a structure and functional principle all obtain abundant verification in the embodiment, can reach anticipated efficiency and purpose, do not deviating from the utility model discloses a under the prerequisite of principle and essence, can make multiple change or modification to the embodiment of utility model. Therefore, the present invention includes all the alternative contents within the scope mentioned in the claims, and all the equivalent changes made within the claims of the present invention are included in the claims of the present application.
Claims (5)
1. The utility model provides a liquid crystal display module assembly that reduces height, includes liquid crystal display, is used for laying liquid crystal display's gluey frame and locates the backlight unit at the liquid crystal display back, and backlight unit's the back is equipped with the metal frame that plays support guard action, and the metal frame has and holds the chamber, backlight unit includes the light guide plate, and the back of light guide plate is equipped with the reflector plate, and the front of light guide plate is equipped with the membrane material in a poor light, and the membrane material in a poor light is packed into and is glued in the frame, and the front side of light guide plate: the metal frame holds the intracavity and still is equipped with pastes the structure, paste the structure including setting up the first layer of pasting that holds the marginal position in the metal frame chamber, be equipped with the substrate on the first layer of pasting, the substrate is in the outside of reflector plate tail end portion, and the substrate is divided into the first pasting region that is used for pasting fixed glue frame bottom and the second pasting region that is used for pasting fixed reflector plate with first layer of pasting, is equipped with the second that is used for pasting the light guide plate back on the substrate and pastes the layer, and the second is pasted the layer and is in the below of light guide plate.
2. The liquid crystal display module of claim 1, wherein: the sum of the heights of the substrate and the second adhesive layer is consistent with the height of the reflector plate.
3. The liquid crystal display module of claim 1, wherein: the tip of the second adhesion area on first pasting layer and the lateral wall laminating of metal frame, the bottom of gluing the frame is equipped with the clearance groove that is used for holding the second adhesion area on first pasting layer.
4. The liquid crystal display module of claim 3, wherein: the depth of the clearance groove is 0.03 mm.
5. The liquid crystal display module of claim 1, wherein: the second pasting area of the first pasting layer is provided with a plurality of notches corresponding to the buckles at the bottom of the rubber frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349775.7U CN212905814U (en) | 2020-07-10 | 2020-07-10 | Liquid crystal display module with reduced height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349775.7U CN212905814U (en) | 2020-07-10 | 2020-07-10 | Liquid crystal display module with reduced height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212905814U true CN212905814U (en) | 2021-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021349775.7U Active CN212905814U (en) | 2020-07-10 | 2020-07-10 | Liquid crystal display module with reduced height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212905814U (en) |
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2020
- 2020-07-10 CN CN202021349775.7U patent/CN212905814U/en active Active
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