CN110579896B - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- CN110579896B CN110579896B CN201910798118.6A CN201910798118A CN110579896B CN 110579896 B CN110579896 B CN 110579896B CN 201910798118 A CN201910798118 A CN 201910798118A CN 110579896 B CN110579896 B CN 110579896B
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- Prior art keywords
- plate
- back plate
- display device
- frame
- display screen
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
- G02F1/133385—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell with cooling means, e.g. fans
Abstract
The invention provides a display device which comprises a display screen, a back plate, a reflector plate and a supporting seat. The back plate is fixedly arranged at the rear side of the display screen and is used as an appearance surface of the back of the display device. The supporting seat is arranged between the reflector plate and the back plate. The supporting seat comprises a plurality of supporting frames and flame-retardant plates, one side surface of each supporting frame is detachably fixed on the back plate, the other side surface of each supporting frame is connected with the flame-retardant plates, the flame-retardant plates are supported on the reflector plates through the flame-retardant plates, the reflector plates are prevented from swinging, the stability of the reflector plates is improved, and the display effect of the display device is improved. In addition, the flame-retardant plate, the plurality of support frames and the back plate are enclosed to form the accommodating cavity, and the accommodating cavity is used for mounting electronic components, so that the back plate does not need to be externally provided with a back shell to realize the mounting of the electronic components, and the functions of the back shell are integrated on the original functions, so that the production of the shell is reduced, and the overall cost of the display device is effectively reduced.
Description
Technical Field
The invention relates to the technical field of display equipment, in particular to display equipment.
Background
The display device is applied to the life of a user and can display different interfaces for the user to watch, wherein the display device mainly comprises a television, a display and the like. Manufacturers of large display devices, which reduce the overall cost of the display device by reducing the wall thickness of the display device, are particularly competitive in the television market and even form a price fight.
In the related art, a display device generally includes electronic parts, a front frame, a rear plate, a rear case, and a chassis, and a reflective sheet is connected to the rear plate and is enclosed by the rear case. The rear shell cover is arranged at the rear side of the back plate and is connected to the back plate through screws. The rear case, which is an external appearance of the display device, occupies most of the area of the rear of the display device, and the manufacturing cost is high, resulting in high overall cost of the display device.
Disclosure of Invention
The invention aims to provide a display device, which solves the problem that the overall cost of the display device in the prior art is high.
In order to solve the technical problems, the invention adopts the following technical scheme:
according to an aspect of the present invention, there is provided a display device including: a display screen; a back plate as an appearance surface of a back of the display device; a support plate extending inwards is convexly arranged on the side wall of the back plate; the support plate is supported on the display screen, so that the back plate is arranged on the rear side of the display screen; the reflector plate is arranged between the display screen and the back plate; the supporting seat is arranged between the reflector plate and the back plate; the supporting seat comprises a plurality of supporting frames and a flame-retardant plate; one side surface of the support frame is detachably and fixedly arranged on the back plate, and the other side surface of the support frame is connected with the flame-retardant plate; the flame-retardant plate is supported on the reflector plate and forms an accommodating cavity together with the plurality of supporting frames and the back plate in an enclosing mode.
Optionally, one side surface of the flame retardant plate close to the reflector plate is fittingly attached to the reflector plate, so that the reflector plate faces the display screen.
Optionally, one end of the flame-retardant plate is connected with the back plate, and the other end of the flame-retardant plate is connected with the support frame.
Optionally, the flame retardant plate is integrally formed and made of PVB, PET or PC.
Optionally, the support frame is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the accommodating cavity.
Optionally, a plurality of the supporting frames are arranged along the length direction of the flame retardant plate.
Optionally, the back plate comprises a back plate main body and a protruding part integrally formed with the back plate main body; the protruding portion is provided with the accommodating cavity.
Optionally, the display device further includes a front frame, a rubber frame, and a Source board; the rubber frame is fixedly arranged at the lower end of the back plate; the lower side surface of the rubber frame is provided with a groove; a flat plate is convexly arranged on the surface of one side, facing the rubber frame, of the front frame, and the flat plate covers the groove, so that the front frame is detachably connected with the rubber frame in a sealing manner; the Source board is attached to the inner wall of the groove and accommodated between the rubber frame and the front frame.
Optionally, the display device further comprises a speaker and a mounting base; the mounting seat is detachably and fixedly arranged on the back plate, is accommodated in the accommodating cavity and is in sealing connection with the lower end face of the back plate; the surface of one side of the mounting seat close to the lower end face of the back plate is provided with a containing groove; the loudspeaker is accommodated in the accommodating groove; and a plurality of sound guide holes communicated with the accommodating groove are formed in the lower end face of the back plate.
According to the technical scheme, the embodiment of the invention at least has the following advantages and positive effects:
in the display device of the embodiment of the invention, the back plate is fixedly arranged at the rear side of the display screen and is used as an appearance surface of the back of the display device, one side surface of the support frame is detachably fixedly arranged on the back plate, and the other side surface of the support frame is connected with the flame-retardant plate and is supported on the reflector plate through the flame-retardant plate, so that the swinging of the reflector plate is avoided, the stability of the reflector plate is improved, and the display effect of the display device is improved. In addition, the flame-retardant plate, the plurality of support frames and the back plate are enclosed to form the accommodating cavity, and the accommodating cavity is used for mounting electronic components, so that the back plate does not need to be externally provided with a back shell to realize the mounting of the electronic components, and the functions of the back shell are integrated on the original functions, so that the production of the shell is reduced, and the overall cost of the display device is effectively reduced. The heat concentration of the reflector plate is avoided through the flame-retardant plate, so that the reflector plate is well protected, and the service life of the reflector plate is prolonged.
Drawings
Fig. 1 is a front view of the display device of the present invention.
Fig. 2 is a rear view of the display device of the present invention.
Fig. 3 is a perspective view of the display device of the present invention.
Fig. 4 is an exploded view of the display device of the present invention.
Fig. 5 is a partial exploded view of the display device of the present invention.
Fig. 6 is a partially enlarged view of a portion a in fig. 4.
Fig. 7 is a partial cross-sectional view of a display device of the present invention.
Fig. 8 is a connection diagram of a support plate and a display screen of the display device of the present invention.
Fig. 9 is a connection diagram of the movement unit and the stand of the display device of the present invention.
Fig. 10 is a sectional view taken along the direction B in fig. 9.
Fig. 11 is a perspective view of a terminal plate of the display device of the present invention.
Fig. 12 is a partial enlarged view at C in fig. 11.
Fig. 13 is a connection diagram of a speaker and a mounting base of the display device of the present invention.
Fig. 14 is a schematic view of the installation of the Source board of the display device of the present invention.
The reference numerals are explained below:
100. a display device;
1. a display screen;
2. a reflective sheet;
3. a back plate; 31. a back plate main body; 311. a support plate; 32. a projection; 321. an accommodating cavity; 322. a first heat dissipation hole; 323. a notch; 324. a sound guide hole; 34. a mesh enclosure; 35. a supporting seat; 35a, an accommodating cavity; 351. a support frame; 3511. a second heat dissipation hole; 352. a flame retardant sheet; 36. a mounting seat; 361. accommodating grooves;
4. a support; 41. a lug; 42. a first card slot; 43. a metal elastic member;
5. a movement unit; 51. a circuit board; 52. a power panel; 53. a main board;
6. a speaker; 61. a seal ring;
7. a terminal plate; 71. a support plate; 72. clamping a plate; 73. a guide groove;
8. a rubber frame; 81. a groove;
9. a front frame; 91. a flat plate;
10. source board.
Detailed Description
Exemplary embodiments that embody features and advantages of the invention are described in detail below in the specification. It is to be understood that the invention is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the invention and the description and drawings are to be regarded as illustrative in nature and not as restrictive.
Fig. 1 is a front view of a display device 100 of the present invention.
Referring to fig. 1, the present invention provides a display device 100. The display device 100 is mainly a television, a display, or the like. The display device 100 can be used as an independent display source, and can also be matched with other functional components, so that the display device 100 has corresponding functions. The following takes a television as an example to describe the scheme of the invention.
In the related art, a display apparatus generally includes an electronic part, a front frame, a rear plate, a rear case, and a chassis, wherein a part of the electronic part is coupled to the rear case in cooperation with a bracket fixture. The base is fixedly arranged on the front side of the rear shell through screws and is positioned between the front frame and the rear shell. The rear shell cover is arranged on the rear side of the back plate, connected to the back plate through screws and connected with the display screen in a gluing mode. The rear case is used as a main part for covering the electronic components and the back plate and as an appearance surface of the display device, but the rear case occupies most of the area of the back of the display device, and the production cost is high, resulting in high overall cost of the display device.
Fig. 2 is a rear view of the display device 100 of the present invention. Fig. 3 is a perspective view of the display device 100 of the present invention. Fig. 4 is an exploded view of the display device 100 of the present invention.
Referring to fig. 2 to 4, the display device 100 provided by the present invention mainly includes a display screen 1, a reflector plate 2, a back plate 3, a bracket 4, a movement unit 5, a speaker 6, a terminal plate 7, a rubber frame 8, a front frame 9, and a Source board 10, wherein the back plate 3 is provided with a receiving cavity 321, and the movement unit 5 is received in the receiving cavity 321 by engaging the bracket 4 with a circuit board 51 of the movement unit 5, and the back plate 3 is fixed to the rear side of the display screen 1 and serves as an appearance surface of the back of the display device 100, so that the back plate 3 does not need to be externally provided with a back shell to fix the circuit board 51, and the function of the back shell is integrated with the original function, thereby reducing the production of the back shell and further effectively reducing the overall cost of the display device 100.
Based on the view direction of fig. 1 as a reference, a direction in which the display screen 1 of the display apparatus 100 faces is taken as a front side direction, and a direction in which the display screen 1 of the display apparatus 100 faces away is taken as a rear side direction.
The display screen 1 is generally located on a front view side of the display apparatus 100 as a display surface of the display apparatus 100. The display screen 1 is mainly used to display an interface of the display apparatus 100.
Fig. 5 is a partial exploded view of the display device 100 of the present invention. Fig. 6 is a partially enlarged view of a portion a in fig. 5. Fig. 7 is a partial cross-sectional view of the display device 100 of the present invention. Fig. 8 is a connection diagram of the stay 311 of the display device 100 of the present invention and the display screen 1.
Referring to fig. 5 to 8, the back plate 3 is fixed to the rear side of the display screen 1 and serves as an appearance surface of the back of the display device 100. Optionally, the back plate 3 is connected with the display screen 1 by clamping or gluing. The rear plate 3 serves as a main supporting portion of the display apparatus 100, and other components are connected to the rear plate 3.
The back plate 3 includes a back plate main body 31 and a projection 32 integrally formed with the back plate main body 31. The back plate body 31 occupies most of the space of the back plate 3 and serves as an appearance surface. The inner wall of the back plate main body 31 is convexly provided with a support plate 311 extending inwards, and optionally, the support plates 311 are convexly arranged on the side wall of the back plate main body 31. The supporting plate 311 is generally rectangular, the supporting plate 311 is supported on the display screen 1, specifically, the front side surface of the supporting plate 311 is connected with the bottom surface of the display screen 1 in a gluing mode, so that the back plate 3 is arranged on the rear side of the display screen 1, the back plate 3 is fixedly connected with the display screen 1, the back plate 3 integrates the functions of a back shell in the original functions, the production of the back shell is reduced, and the overall cost of the display device 100 is effectively reduced.
The protrusion 32 is located at the lower side of the backboard main body 31, and is protruded at the rear side of the backboard main body 31, and forms a containing cavity 321 with the display screen 1. The receiving cavity 321 is mainly used for receiving the electronic component and is protected by the outer layer of the protrusion 32.
The upper surface of the protrusion 32 is formed with a plurality of first heat dissipating holes 322, and the plurality of first heat dissipating holes 322 are spaced apart from each other. The first heat dissipation hole 322 is optionally circular, and is communicated with the accommodating cavity 321 to accelerate air convection of the accommodating cavity 321. The lower surface of the protrusion 32 is formed with a notch 323, and the notch 323 is optionally rectangular and communicates with the receiving cavity 321.
In addition, a mesh enclosure 34 is fixedly arranged on the inner wall surface of the accommodating cavity 321, and the mesh enclosure 34 is made of stainless steel and has a certain mesh number so as to meet the requirements of dust prevention and light shielding. The mesh enclosure 34 is accommodated in the accommodating cavity 321 and faces the plurality of first heat dissipation holes 322, so as to block the solid particles entering the accommodating cavity 321 through the first heat dissipation holes 322 and ensure the internal environment of the accommodating cavity 321. Specifically, the mesh enclosure 34 is glued to the front side surface of the protruding portion 32, which is not limited herein.
Fig. 9 is a connection diagram of the movement unit 5 and the stand 4 of the display device 100 of the present invention.
As shown in fig. 9, the movement unit 5 serves as a main electronic component of the display device 100, and is electrically connected to the display screen 1. The movement unit 5 comprises a power panel 52, a main board 53 and a circuit board 51, wherein the power panel 52 and the main board 53 are both mounted on the circuit board 51 and are both electrically connected with the circuit board 51, the circuit board 51 serves as a carrier of the movement unit 5 and is electrically connected with the power panel 52 and the main board 53 through a circuit layer, so that the functions of the power panel 52 and the main board 53 are integrated on the circuit board 51, in addition, the power panel 52 and the main board 53 can be conveniently maintained through the shifting of the circuit board 51, and the maintenance efficiency of the display device 100 is improved.
The power panel 52 is mainly used for converting electric energy to supply power to the display device 100. The main board 53 is mainly used for inputting and outputting instructions to the display device 100, and controls adjustment of the display device 100 through conversion of the instructions.
Fig. 10 is a sectional view taken along the direction B in fig. 9.
As shown in fig. 10, the bracket 4 is mainly used to engage with the circuit board 51, thereby fixing the movement unit 5. The holder 4 is optionally elongated and is fixedly disposed on the front side surface of the protrusion 32 of the back plate 3 and is received in the receiving cavity 321. Specifically, a side surface of the bracket 4 is convexly provided with a lug 41, and the lug 41 can be penetrated by a screw. The bracket 4 is fixed to the front side of the protrusion 32 by one end of the screw abutting against the lug 41 and the other end connected to the front side surface of the protrusion 32, which is not limited herein.
The bracket 4 is provided with a first clamping groove 42 for clamping the circuit board 51, and the first clamping groove 42 extends along the length direction of the bracket 4. Optionally, the circuit board 51 slides on the bracket 4 along the first slot 42 in the height direction to be engaged with the bracket 4 or disengaged from the bracket 4, so that the circuit board 51 approaches or leaves the accommodating cavity 321 through the notch 323.
The lower end of the first engaging groove 42 penetrates the lower end surface of the bracket 4, so that the lower end surface of the first engaging groove 42 is open. The upper end of the first engaging groove 42 does not have an upper end surface penetrating through the bracket 4, so that the upper end of the first engaging groove 42 is in a closed state, and the upper end surface of the first engaging groove 42 is a closed surface and can abut against the upper end surface of the circuit board 51. The first engaging groove 42 is matched with two sides of the circuit board 51 and can be engaged with two sides of the circuit board 51, so that the bracket 4 engages with the circuit board 51, the bracket 4 fixes the core unit 5, and the core unit 5 is accommodated in the accommodating cavity 321 of the backboard 3. The accommodating cavity 321 of the backboard 3 accommodates the movement unit 5, so that the backboard 3 does not need to be externally provided with a rear shell to fix the circuit board 51, and the function of the rear shell is integrated on the original function, thereby reducing the production of the rear shell and further effectively reducing the overall cost of the display device 100.
The support 4 is further provided with at least one metal elastic member 43, specifically, the metal elastic member 43 is an elastic sheet and has two metal elastic members 43, and the two metal elastic members 43 are distributed at two ends of the support 4. The metal elastic member 43 has conductivity and can be brought into contact with the circuit board 51. One end of the metal elastic member 43 is clamped to the bracket 4, and the other end of the metal elastic member extends into the first clamping groove 42 of the bracket 4 and elastically abuts against the ground layer of the circuit board 51, so that the circuit board 51 is grounded and connected to the metal elastic member 43 when clamped to the first clamping groove 42, and the circuit board 51 is more fully clamped to the first clamping groove 42 under the elastic abutting pressure of the metal elastic member 43.
Optionally, there are two supports 4, and the two supports 4 are respectively arranged on two sides of the circuit board 51, so that the circuit board 51 is more stably engaged, and the stability of the circuit board 51 moving along the first card slot 42 is improved.
Fig. 11 is a perspective view of the terminal board 7 of the display device 100 of the present invention.
Referring to fig. 11, the terminal plate 7 is fixed on the back plate 3 and located on the protrusion 32, and specifically, the terminal plate 7 is connected to the protrusion 32 by screws, which is not limited herein. The terminal plate 7 is mainly used for covering the notch 323 and is hermetically connected with the notch 323, and optionally, the external dimension of the terminal plate 7 is the same as that of the notch 323, which is not limited herein. The rear side surface of the terminal plate 7 is flush with the rear side surface of the projection 32 to improve the degree of appearance of the terminal plate 7 and the back plate 3.
The front side surface of the terminal plate 7 is convexly provided with a support plate 71, and the support plate 71 is optionally perpendicular to the front side surface of the terminal plate 7 and mainly serves to support the lower end of the circuit board 51. When the terminal plate 7 covers the notch 323, the upper surface of the supporting plate 71 is attached to the lower end surface of the circuit board 51, and the upper end surface of the circuit board 51 abuts against the upper end surface of the first engaging groove 42, so that the circuit board 51 is engaged with the first engaging groove 42, is accommodated in the accommodating cavity 321, and is protected by the outer layer of the back plate 3.
Fig. 12 is a partial enlarged view at C in fig. 11.
As shown in connection with fig. 12, in addition, the front side surface of the terminal plate 7 is provided with a card plate 72, the card plate 72 being optionally flush with the upper end surface of the terminal plate 7. The catch plate 72 is spaced from the front side surface of the terminal plate 7 in the thickness direction, and forms a guide groove 73 so that the upper end of the terminal plate 7 is opened with the guide groove 73. The guide groove 73 is mainly used for engaging the back plate 3, and the end face of the guide groove 73 abuts against the lower end of the protruding portion 32 of the back plate 3, and the side wall of the guide groove 73 engages with both sides of the protruding portion 32 of the back plate 3, thereby improving the mounting accuracy of the terminal plate 7 on the back plate 3.
Fig. 6 is a partially enlarged view of a portion a in fig. 5, and mainly shows a connection relationship between the reflection sheet 2 and the support base 35.
Referring to fig. 6, the reflector 2 may be optionally arched, and is mainly used to reflect light emitted from a backlight (not shown) to the whole display screen 1. When the reflector plate 2 is forward to the display screen 1, the reflector plate 2 uniformly reflects the light reflected by the reflector plate 2 to the display screen 1, so that the display effect of the display screen 1 is further improved, and the influence on the display effect of the display screen 1 due to the swing of the reflector plate 2 is avoided.
The reflective sheet 2 is disposed between the display screen 1 and the back plate 3, is located at the rear side of the display screen 1, and is fixedly disposed on the front side surface of the back plate 3, which is not limited herein.
Wherein, a supporting seat 35 for supporting the reflection sheet 2 is arranged between the reflection sheet 2 and the back plate 3, and the reflection sheet 2 is supported by the supporting seat 35. The supporting base 35 is accommodated in the accommodating cavity 321 and includes two supporting frames 351 and a flame retardant plate 352. The support frame 351 can be formed by bending a metal plate, and one end of the support frame 351 is fixedly arranged on the front side surface of the protruding part 32 of the backboard 3. Specifically, the two support frames 351 are arranged along the length direction of the flame retardant plate 352. In addition, the supporting frame 351 is provided with a second heat dissipation hole 3511, which facilitates air convection.
The flame retardant plate 352 is mainly used for flame retardancy of the reflective sheet 2 and for reducing the heat conduction effect of the reflective sheet 2. The flame retardant plate 352 is of an integrally formed structure and is optionally made of materials such as PVB, PET, or PC, and the thickness of the flame retardant plate 352 is optionally 0.5 mm. The surface of the flame retardant plate 352 opposite to the support base 35 is attached to the reflection sheet 2 and supported by the reflection sheet 2, so that the reflection sheet 2 faces the display screen 1. The flame retardant plate 352 increases the supporting area of the reflection sheet 2, thereby improving the stability of the reflection sheet 2. Optionally, one side surface of the flame retardant plate 352 close to the reflector 2 is fittingly attached to the reflector 2, so that the reflector 2 is in a vertical state, wherein the shape of the flame retardant plate 352 is consistent with the shape of the lower end surface of the reflector 2.
The lower end of fire-retardant board 352 and support frame 351 fixed connection, the upper end is connected with backplate 3, specifically, the lower extreme of fire-retardant board 352 is glued and is connected in support frame 351, and the upper end of fire-retardant board 352 is glued and is connected in backplate 3, does not do the restriction here. In addition, fire-retardant board 352, two support frames 351 and backplate 3 enclose to close and form and hold chamber 35a to should hold chamber 35a and can hold support 4 and core unit 5, and to the sealed protection of core unit 5, improve core unit 5's security, and the second louvre 3511 intercommunication of support frame 351 holds chamber 35a, improves core unit 5's radiating effect, and avoids fire-retardant board 352 heat to concentrate.
The accommodating cavity 35a is located in the accommodating cavity 321 and communicates with the notch 323 of the protrusion 32, so that the movement unit 5 can be conveniently separated from the notch 323 or enter the accommodating cavity 35a of the back plate 3. The circuit board 51 is clamped by the bracket 4, so that the movement unit 5 is accommodated in the accommodating cavity 35a, wherein the back plate 3 is fixedly arranged at the rear side of the display screen 1 and serves as an appearance surface of the back of the display device 100, and therefore the back plate 3 does not need to be externally provided with a back shell to fix the circuit board 51 and integrates the functions of the back shell on the original functions, the production of the back shell is reduced, and the overall cost of the display device 100 is effectively reduced. In addition, the circuit board 51 is integrated with the power supply board 52 and the main board 53, and maintenance of the power supply board 52 and the main board 53 is facilitated by detachment of the circuit board 51 from the bracket 4.
Fig. 13 is a connection diagram of the speaker 6 and the mount 36 of the display device 100 of the present invention.
As shown in fig. 13, the speaker 6 is a main sound generating part of the display device 100 and can generate sound all around. The speaker 6 is generally located on the front side surface of the back plate 3. Wherein, the front side surface of the back plate 3 is provided with a mounting seat 36 for accommodating the speaker 6, and the mounting seat 36 is detachably fixed on the front side surface of the protrusion 32 of the back plate 3.
One side surface of the mounting seat 36 is riveted or screwed to the front side surface of the boss 32, and the lower end surface of the mounting seat 36 is sealingly connected with the lower end surface of the boss 32. One side surface of the mounting seat 36 close to the lower end surface of the protruding portion 32 is provided with a receiving groove 361, the receiving groove 361 is mainly used for receiving the speaker 6, and the lower end surface of the protruding portion 32 is provided with a plurality of sound guiding holes 324 communicated with the receiving groove 361, so that the sound emitted by the speaker 6 can be emitted only by the plurality of sound guiding holes 324, and the sound conduction is ensured. Specifically, the sealing ring 61 is attached to the sound emitting surface of the speaker 6, a unique sound guiding channel and a unique sealing channel are formed by the sealing ring 61, the accommodating groove 361 and the sound guiding hole 324, and the light emitted through the reflection sheet 2 is effectively prevented from being transmitted along the sound guiding hole 324 by the sealing ring 61.
Fig. 14 is a schematic view of the installation of the Source board 10 of the display device 100 of the present invention.
Referring to fig. 14, the rubber frame 8 is fixedly arranged at the lower end of the back plate 3 and is buckled with the terminal plate 7; the plastic frame 8 is optionally in a long shape, and serves as a part of the external appearance surface of the back of the display device 100, and is mainly used for blocking light. The front side surface of the rubber frame 8 is provided with a groove 81, and the groove 81 is mainly used for accommodating other components.
The Source board 10 is a Source driving board of the liquid crystal panel, and is mainly used for converting instructions to adjust the display screen 1. The Source board 10 is attached to the inner wall of the groove 81 of the rubber frame 8 and protected by the outer layer of the rubber frame 8. Specifically, the Source board 10 is fastened to the rubber frame 8. Optionally, the Source board 10 is perpendicular to the back plate 3. The Source board 10 is connected to the display screen 1 through COF lines.
The front frame 9 is provided with a flat plate 91 protruding from one side surface facing the rubber frame 8, and the flat plate is optionally in a long strip shape, and the cross section of the flat plate is in an L shape. The front frame 9 is located on the lower end surface of the display device 100 and is detachably connected with the rubber frame 8 in a sealing manner. The front frame 9 covers the groove 81 of the rubber frame 8 and is connected to the rubber frame 8 through a screw, so that the front frame 9 and the rubber frame 8 form a sealed space to accommodate the Source board 10, and the outer layer protection of the Source board 10 is realized through the front frame 9 and the rubber frame 8.
In the display device according to the embodiment of the invention, the back plate 3 is fixedly arranged at the rear side of the display screen 1 and serves as an appearance surface of the back of the display device 100, one side surface of the support frame 351 is detachably fixedly arranged on the back plate 3, and the other side surface is connected with the flame retardant plate 352 and is supported on the reflector plate 2 through the flame retardant plate 352, so that the reflector plate 2 is prevented from swinging, the stability of the reflector plate 2 is improved, and the display effect of the display device 100 is improved. In addition, the flame retardant plate 352, the plurality of support frames 351 and the back plate 3 enclose to form the accommodating cavity 35a, and the accommodating cavity 35a is used for mounting electronic components, so that the back plate 3 does not need to be externally provided with a back shell to mount the electronic components, and the functions of the back shell are integrated on the original functions, thereby reducing the production of the shell and further effectively reducing the overall cost of the display device 100. Wherein, avoid reflector plate 2 heat to concentrate through fire-retardant board 352 to realize better outer protection to reflector plate 2, improve reflector plate 2's life.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (8)
1. A display device, comprising:
a display screen;
a back plate as an appearance surface of a back of the display device; a support plate extending inwards is convexly arranged on the side wall of the back plate; the support plate is supported on the display screen, so that the back plate is arranged on the rear side of the display screen;
the reflector plate is arranged between the display screen and the back plate; and
the supporting seat is arranged between the reflector plate and the back plate; the supporting seat comprises a plurality of supporting frames and a flame-retardant plate; one side surface of the support frame is detachably and fixedly arranged on the back plate, and the other side surface of the support frame is connected with the flame-retardant plate; the flame-retardant plate is supported on the reflector plate and forms an accommodating cavity together with the plurality of supporting frames and the back plate in an enclosing manner;
the back plate comprises a back plate main body and a protruding part integrally formed with the back plate main body; the bulge part is provided with the accommodating cavity;
enclose between bulge and the display screen and close to form and accept the chamber, the downside surface of bulge is seted up jaggedly, the breach intercommunication accept the chamber.
2. The display device of claim 1, wherein one side surface of the flame retardant plate adjacent to the reflective sheet is fittingly attached to the reflective sheet such that the reflective sheet faces the display screen.
3. The display device of claim 2, wherein one end of the flame retardant sheet is connected to the back sheet and the other end is connected to the support frame.
4. The display device of claim 2, wherein the fire retardant sheet is integrally formed and made of PVB, PET or PC.
5. The display device as claimed in claim 1, wherein the supporting frame is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the accommodating cavity.
6. The display device according to claim 1, wherein a plurality of the support brackets are arranged along a length direction of the flame retardant sheet.
7. The display device of claim 1, further comprising a front frame, a glue frame, and a Source board; the rubber frame is fixedly arranged at the lower end of the back plate; the lower side surface of the rubber frame is provided with a groove; a flat plate is convexly arranged on the surface of one side, facing the rubber frame, of the front frame, and the flat plate covers the groove, so that the front frame is detachably connected with the rubber frame in a sealing manner; the Source board is attached to the inner wall of the groove and accommodated between the rubber frame and the front frame.
8. The display device of claim 1, wherein the display device further comprises a speaker and a mount; the mounting seat is detachably and fixedly arranged on the back plate, is accommodated in the accommodating cavity and is in sealing connection with the lower end face of the back plate; the surface of one side of the mounting seat close to the lower end face of the back plate is provided with a containing groove; the loudspeaker is accommodated in the accommodating groove; and a plurality of sound guide holes communicated with the accommodating groove are formed in the lower end face of the back plate.
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| CN201910798118.6A CN110579896B (en) | 2019-08-27 | 2019-08-27 | Display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910798118.6A CN110579896B (en) | 2019-08-27 | 2019-08-27 | Display device |
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| CN110579896B true CN110579896B (en) | 2022-03-25 |
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| CN110493547B (en) * | 2019-08-27 | 2021-02-05 | 海信视像科技股份有限公司 | Display device |
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| CN105828548B (en) * | 2015-11-16 | 2019-04-12 | 维沃移动通信有限公司 | A kind of electronic equipment |
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Address after: 266000, No. 218, Bay Road, Qingdao economic and Technological Development Zone, Shandong Applicant after: Hisense Video Technology Co., Ltd Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Applicant before: HISENSE ELECTRIC Co.,Ltd. |
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