CN208314398U - A kind of liquid crystal display device - Google Patents
A kind of liquid crystal display device Download PDFInfo
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- CN208314398U CN208314398U CN201820940167.XU CN201820940167U CN208314398U CN 208314398 U CN208314398 U CN 208314398U CN 201820940167 U CN201820940167 U CN 201820940167U CN 208314398 U CN208314398 U CN 208314398U
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- liquid crystal
- crystal display
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Abstract
The utility model relates to a kind of liquid crystal display devices, including frame assembly, liquid-crystalline glasses, diaphragm group and lamp plate, the liquid-crystalline glasses, diaphragm group and lamp plate are arranged successively from top to bottom, the frame assembly includes front frame, center and mounting rack, an accommodation groove is formed between the front frame and center, the both ends of the liquid-crystalline glasses are plugged in the accommodation groove, and the mounting rack is connected to the bottom of the center, and the lamp plate is installed on the mounting rack as backboard.The utility model provides a kind of liquid crystal display device, and the lamp plate of the liquid crystal display device uses directly as backboard, simplifies the structure of liquid crystal display device, improve radiating efficiency, and reduce mould development expense, cost is relatively low.
Description
Technical field
The utility model relates to field of liquid crystal display more particularly to a kind of liquid crystal display devices.
Background technique
It is higher and higher to the quality and structural requirement of liquid crystal display with the development of large-screen liquid crystal display television, liquid crystal at present
Display field generally uses hardware backboard, and hardware backboard has the effects that fixing circuit board and support,
Existing backboard generally uses galvanized steel plain sheet, and coefficient of heat transfer is lower, and in liquid crystal display structure, usually by front frame
It coats center and backboard or backboard is coated into center and front frame, prevent heat caused by liquid crystal display is from distributing in time,
The use of product is influenced, and structure is complicated, it is erroneous for installation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of liquid crystal display device, the liquid crystal display device
Lamp plate is directlyed adopt instead of backboard, simplifies liquid crystal display structure, and improve radiating efficiency, reduces production cost.
The utility model solves technical solution used by above-mentioned technical problem:
A kind of liquid crystal display device, including frame assembly, liquid-crystalline glasses, diaphragm group and lamp plate, the liquid-crystalline glasses, diaphragm
Group and lamp plate are arranged successively from top to bottom, and the frame assembly includes front frame, center and mounting rack, between the front frame and center
An accommodation groove is formed, the both ends of the liquid-crystalline glasses are plugged in the accommodation groove, and the mounting rack is connected to the center
Bottom, the lamp plate are installed on the mounting rack as backboard.
In a preferred embodiment, the front frame includes upper cover plate and side cover plate, the upper cover plate and side cover plate
The accommodation groove is constituted at the top of at right angles connection, the upper cover plate and the center.
In a preferred embodiment, the mounting rack includes a mounting plate, and the mounting plate extends simultaneously outward
Groove is formed, the lower end of the center is inserted into the groove, and the lamp plate is fixed on the mounting plate.
In a preferred embodiment, a mounting groove, the both ends grafting of the diaphragm group are additionally provided on the center
In in the mounting groove.
It in a preferred embodiment, further include reflector plate, the both ends of the reflector plate are plugged in the mounting groove
Interior, the reflector plate bends downward in the outer end of the mounting groove and is attached above the lamp plate.
In a preferred embodiment, including multiple lamp plates, the lamp plate is arranged in parallel, and the adjacent lamp plate passes through
The outer ledge of connecting plate connection, the lamp plate connects and on the frame assembly.
In a preferred embodiment, the lamp plate is equipped with multiple LED lamp beads, and the LED lamp bead is in the lamp
It is evenly distributed on plate to have multiple lines and multiple rows.
In a preferred embodiment, sealing ring is additionally provided in the accommodation groove, the sealing ring is placed in the liquid
The lower section of crystal glass.
In a preferred embodiment, the upper end of the center is additionally provided with a protrusion, and the protrusion is installed in described
Right angle, the upper cover plate, protrusion and the upper surface of the center form the accommodation groove.
In a preferred embodiment, the lower end surface of the side cover plate is flushed with the bottom surface of the mounting rack.
The beneficial effects of the utility model are:
The utility model provides a kind of liquid crystal display device, and the lamp plate of the liquid crystal display device makes directly as backboard
With simplifying the structure of liquid crystal display device, improve radiating efficiency, and reduce mould development expense, cost is relatively low.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model liquid crystal display device one embodiment；
Fig. 2 is the structural schematic diagram of the utility model lamp plate one embodiment；
Fig. 3 is the structural schematic diagram of the another embodiment of the utility model liquid crystal display device；
Fig. 4 is the structural schematic diagram of the utility model splicing lamp plate one embodiment.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
Clear, complete description, to be completely understood by the purpose of this utility model, scheme and effect.It should be noted that not conflicting
In the case where, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that unless otherwise specified, when a certain feature referred to as " fixation ", " connection " are in another feature,
It can directly fix, be connected to another feature, and can also fix, be connected to another feature indirectly.In addition, this
The descriptions such as upper and lower, left and right used in utility model are only the phase relative to each component part of the utility model in attached drawing
For mutual positional relationship.
In addition, unless otherwise defined, the technology of all technical and scientific terms used herein and the art
The normally understood meaning of personnel is identical.Term used in the description is intended merely to description specific embodiment herein, without
It is to limit the utility model.Term " and or " used herein includes appointing for one or more relevant listed items
The combination of meaning.
Fig. 1 is the structural schematic diagram of the utility model liquid crystal display device one embodiment, and referring to Fig.1, Fig. 1 is liquid crystal
The cross-sectional view of showing device, the liquid crystal display device in the utility model includes front frame 1, and the inner surface of front frame 1 is covered with center 2,
The lower end of center 2 and front frame 1 is connected with mounting rack 3, and front frame 1, center 2 and mounting rack 3 are detachably connected, front frame 1,2 and of center
An installation cavity is formed between mounting rack 3, is successively arranged liquid-crystalline glasses 5, diaphragm group 6 and lamp plate 4, lamp in the installation cavity from top to bottom
4 both ends of plate are installed on mounting rack 3, and multiple LED lamp beads 8 are fixedly connected on lamp plate 4, and LED lamp bead 8 mentions for liquid crystal display device
For light source.
Liquid crystal display device in the utility model does not set backboard, but directly carries on the back lamp plate 4 as liquid crystal display device
The outermost side structure in face, lamp plate 4 have both the function that LED shines, is fixed, supporting and radiate.Lamp plate 4 is directly fixed with mounting rack 3
Connection, increases the structural stability of liquid crystal display device entirety, and save the material and die cost of backboard, reduces
Production cost, in addition, lamp plate 4 is directly contacted with the external world, therefore the luminous generated heat of the LED lamp bead 8 on lamp plate 4 is directly logical
It crosses lamp plate 4 to distribute, heat dissipation effect is significant.
Preferably, lamp plate 4 uses aluminum alloy material, and the heat dissipation performance of one side aluminium alloy is good, can be improved liquid crystal
The radiating efficiency of showing device, on the other hand, the finish of aluminium alloy is preferable, can be directly as the external decoration of liquid crystal display device
The thickness in face, lamp plate 4 may be configured as 1.5mm, which can effectively ensure that the flatness and intensity of lamp plate 4.
Front frame 1 includes upper cover plate 11 and side cover plate 12, and upper cover plate 11 and side cover plate 12 at right angles connect, center 2 install in
Below the right angle, 2 upper end of center has a protrusion 23, which peaks at the right angle, so that between center 2 and upper cover plate 11
An accommodation groove 20 is formed, liquid-crystalline glasses 5 are placed in accommodation groove 20, realize fixation of the liquid-crystalline glasses 5 in liquid crystal display device.
Preferably, it is additionally provided with sealing ring 9 in accommodation groove 20, which is placed in 5 lower section of liquid-crystalline glasses and is caught in center
In the card slot of 2 settings, the sealing performance of liquid crystal display device is not only can be improved in sealing ring 9, avoids inside liquid crystal display device
Diaphragm group 6 and LED lamp bead 8 influenced by the external world, and have certain buffer function, avoid liquid-crystalline glasses 5 from generating because of vibration
Rupture, influences the use of liquid crystal display device.
Center 2 is additionally provided with mounting groove 21 in the lower section of protrusion 23, and diaphragm group 6 is placed in mounting groove 21, realizes diaphragm group 6
It is fixed, it is provided with reflector plate 7 below diaphragm group 6, reflector plate 7 is also attached in mounting groove 21, and is bent downward and be attached at lamp
4 top of plate, reflector plate 7 can reflect the light that LED lamp bead 8 issues, so that light concentrates on front projection, diaphragm group
6 include diffusion sheet and prismatic lens etc., and diffusion sheet is by various densitys, light guiding points not of uniform size, so that the light by diaphragm group 6
Line is more uniform, improves the quality of liquid crystal display, other diaphragms in diaphragm group 6 are equal by light by refraction, reflection and scattering
Simultaneously blast after even, and keep light finally incident from the front vertical of liquid-crystalline glasses 5, improve the irradiant utilization of LED lamp bead 8
Rate enhances the display brightness of liquid-crystalline glasses 5.
Preferably, the upper cover plate 11 in front frame 1 has setting in the surrounding of liquid crystal display device, can not only fix liquid crystal
Glass 5, additionally it is possible to prevent light leakage, certainly, because liquid crystal display device is square structure, have between liquid-crystalline glasses 5 and center
It is good to be completely embedded under the premise of type, the upper cover plate 11 on two opposite sides of liquid crystal display device can be saved, so as to
Material is saved, and can be improved heat dissipation performance.
Mounting rack 3 includes a mounting plate 31, and mounting plate 31 is equipped with the mounting hole connecting with lamp plate 4, in lamp plate 4 and the peace
Setting threaded fastener realizes being fixedly connected for lamp plate 4 and mounting rack 3 in dress hole, and mounting plate 31 prolongs to the side of separate lamp plate 4
Groove 32 is stretched and is formed, the lower end of center 2 is equipped with a convex block 22, and convex block 22 is placed in groove 32, and center 2 can lead to side cover plate 12
The connection of threaded fastener (not shown) is crossed, the bottom end of side cover plate 12 is flushed with the bottom surface of groove 32, ensure that liquid crystal display
The planarization at the device back side.
Liquid crystal display device in the utility model, front frame 1 not only fix liquid-crystalline glasses 5, but also can be used as device entirety
Appearance member, structure is simple, and center 2 is that diaphragm group 6 and lamp plate 4 provide installation space, and play support to liquid-crystalline glasses 5 and make
With center 2 connects front frame 1 and mounting rack 3 at being integral, and becomes the outer frame structure of liquid crystal display device, and installation side
Just, plastic cement or hardware material can be selected in stable structure, front frame 1 and center 2, and the surface of the two can carry out process, with
The flatness of leakproofness and outer surface after increasing whole assembly.Galvanized steel plain sheet, the intensity of galvanized steel plain sheet can be selected in mounting rack 3
Height can provide guarantee for the intensity of liquid crystal display device.
LED lamp bead 8 is fixedly connected on lamp plate 4, it is preferred that LED lamp bead 8 is solderable to be connected on lamp plate 4, and Fig. 2 is that this is practical
The structural schematic diagram of novel middle lamp plate one embodiment, referring to Fig. 2, LED lamp bead 8 is spaced evenly distributed, raising liquid on lamp plate 4
The uniformity of luminance of crystal device, since 4 back side of lamp plate is directly contacted with the external world, heat caused by LED lamp bead 8 is straight
It connected lamp plate 4 to radiate, heat dissipation effect is significant.
LED lamp bead 8 uses small-power lamp bead, this setting increases the quantity of light source in liquid crystal display device, and LED lamp bead
8 evenly dispersed arrangements are not in the excessive situation of local pyrexia so that the heat dissipation position in liquid crystal display device be dispersed,
The normal working hours that ensure that LED lamp bead 8 improves the service life of LED lamp bead 8.
Preferably, the small-power lamp bead of 4014 models may be selected in LED lamp bead 8, and single lamp power of the lamp bead is 0.1W, and general
Logical 2835 lamp beads (single lamp power is 1W) being highlighted in screen are compared, and quantity increases, and improves shining for liquid crystal display device
The arrangement dispersibility of uniformity, LED lamp bead 8 improves, to be more conducive to the heat dissipation of LED lamp bead 8.
The liquid crystal display device of the utility model can also splice lamp plate 4, and Fig. 3 is the utility model liquid crystal display
Device lamp plate splices the structural schematic diagram of later embodiment, is the rearview of liquid crystal display device, liquid crystal referring to Fig. 3, Fig. 3
Showing device is equipped with mounting rack 3 in its 4 sides, and 3 pieces of lamp plates 4, lamp plate 4 are equipped with inside mounting rack 3 in embodiment illustrated in fig. 3
It is placed in parallel, is connected between adjacent lamp plate 4 by connecting plate 30, realize the splicing between multiple lamp plates 4, can satisfy more
The requirement of screen or large-size screen monitors liquid crystal display.Its adjacent side of institute is connected on connecting plate 30 by adjacent lamp plate 4, in lamp plate 4 not
The side connecting with other lamp plates 4 is both secured on mounting rack 3, likewise, the liquid crystal display device is arranged in the front of lamp plate 4
There are the structures such as diaphragm group, liquid-crystalline glasses, front frame and center is equipped in the outermost edges of lamp plate 4, to fixed diaphragm group, liquid crystal
Glass and lamp plate 4, guarantee the normal work of liquid crystal display device.
By the liquid crystal display device of splicing, the liquid crystal display device not spliced has been continued to use in heat dissipation and structure simplification side
Just the advantages of, and cost is relatively low, meets the structure diversification demand of liquid crystal display device.
Fig. 4 is the structural schematic diagram that the utility model splices lamp plate one embodiment, referring to Fig. 4, between adjacent lamp plate 4
It is attached by connecting plate 30, connecting plate 30 is placed in the lower section of lamp plate 4, and the edge of lamp plate 4, which is equipped with to cooperate with connecting plate 30, to be connected
The hole location connect, by being threaded into the splicing that fastener realizes multiple lamp plates 4 in the corresponding position of lamp plate 4 and connecting plate 30, most
Spliced lamp plate 4 is fixed on mounting rack 3 afterwards, completes the assembly of entire liquid crystal display device, installing and dismounting is quick, operation
Simply.
It is to be illustrated to the preferable implementation of the utility model, but the utility model creation is not limited to institute above
Embodiment is stated, those skilled in the art can also make various be equal without departing from the spirit of the present invention
Deformation or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of liquid crystal display device, which is characterized in that including frame assembly, liquid-crystalline glasses, diaphragm group and lamp plate, the liquid crystal
Glass, diaphragm group and lamp plate are arranged successively from top to bottom, and the frame assembly includes front frame, center and mounting rack, the front frame
An accommodation groove is formed between center, the both ends of the liquid-crystalline glasses are plugged in the accommodation groove, and the mounting rack is connected to
The bottom of the center, the lamp plate are installed on the mounting rack as backboard.
2. liquid crystal display device according to claim 1, which is characterized in that the front frame includes upper cover plate and side cover plate,
The upper cover plate and side cover plate at right angles connect, and constitute the accommodation groove at the top of the upper cover plate and the center.
3. liquid crystal display device according to claim 1, which is characterized in that the mounting rack includes a mounting plate, described
Mounting plate extends outward and is formed groove, and the lower end of the center is inserted into the groove, and the lamp plate is fixed on the peace
In loading board.
4. liquid crystal display device according to claim 1, which is characterized in that be additionally provided with a mounting groove, institute on the center
The both ends for stating diaphragm group are plugged in the mounting groove.
5. liquid crystal display device according to claim 4, which is characterized in that it further include reflector plate, the two of the reflector plate
End is plugged in the mounting groove, and the reflector plate bends downward in the outer end of the mounting groove and is attached on the lamp plate
Side.
6. liquid crystal display device according to claim 1, which is characterized in that including multiple lamp plates, the lamp plate parallel
Column, the adjacent lamp plate are connected by connecting plate, and the outer ledge of the lamp plate connects and on the frame assembly.
7. liquid crystal display device according to claim 1 or 6, which is characterized in that the lamp plate is equipped with multiple LED light
Pearl, the LED lamp bead is evenly distributed on the lamp plate multiple lines and multiple rows.
8. liquid crystal display device according to claim 1, which is characterized in that be additionally provided with sealing ring, institute in the accommodation groove
State the lower section that sealing ring is placed in the liquid-crystalline glasses.
9. liquid crystal display device according to claim 2, which is characterized in that the upper end of the center is additionally provided with a protrusion,
The protrusion is installed in the right angle, and the upper cover plate, protrusion and the upper surface of the center form the accommodation groove.
10. liquid crystal display device according to claim 2, which is characterized in that the lower end surface of the side cover plate and the peace
The bottom surface shelved flushes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820940167.XU CN208314398U (en) | 2018-06-15 | 2018-06-15 | A kind of liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820940167.XU CN208314398U (en) | 2018-06-15 | 2018-06-15 | A kind of liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208314398U true CN208314398U (en) | 2019-01-01 |
Family
ID=64708559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820940167.XU Active CN208314398U (en) | 2018-06-15 | 2018-06-15 | A kind of liquid crystal display device |
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| CN (1) | CN208314398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646452A (en) * | 2018-06-15 | 2018-10-12 | 深圳市宏普欣电子科技有限公司 | A kind of liquid crystal display device |
| CN108646452B (en) * | 2018-06-15 | 2024-04-16 | 深圳市宏普欣电子科技有限公司 | Liquid crystal display device |
-
2018
- 2018-06-15 CN CN201820940167.XU patent/CN208314398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646452A (en) * | 2018-06-15 | 2018-10-12 | 深圳市宏普欣电子科技有限公司 | A kind of liquid crystal display device |
| CN108646452B (en) * | 2018-06-15 | 2024-04-16 | 深圳市宏普欣电子科技有限公司 | Liquid crystal display device |
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