CN105516628A - Television backboard, liquid crystal television, and method for installing television backboard - Google Patents
Television backboard, liquid crystal television, and method for installing television backboard Download PDFInfo
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- CN105516628A CN105516628A CN201511026633.0A CN201511026633A CN105516628A CN 105516628 A CN105516628 A CN 105516628A CN 201511026633 A CN201511026633 A CN 201511026633A CN 105516628 A CN105516628 A CN 105516628A
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- Prior art keywords
- backboard
- blind hole
- screw
- structural member
- internal layer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
Abstract
The invention discloses a television backboard comprising a television backboard body and a screw. The television backboard body is provided with a blind hole with an opening facing a display panel. Thread structure is arranged in the blind hole. The screw is connected with the thread structure. The screwed way of the screw is changed in order to be screwed into a fastener from inside to outside and to be engaged with the composite television backboard, and the head of the screw is not exposed. Therefore, not a screw can be seen on the appearance of a television from the back of the television, thereby achieving attractive appearance. The invention also discloses a method for installing the television backboard and a liquid crystal television equipped with the television backboard.
Description
Technical field
The present invention relates to ultrathin liquid crystal display television set technical field of structures, especially relate to the TV backboard that a kind of outside is exposed without screw.The invention still further relates to a kind of LCD TV with above-mentioned TV backboard.The invention still further relates to a kind of installation method of above-mentioned TV backboard.
Background technology
Ultrathin is the main flow direction of current TV industry design, and Ge Jia TV factory, in order to the thickness of thinning TV, adopts the backboard of backlight securing member to replace the bonnet of whole TV to do appearance member, with thickness thinning substantially.Using in the industry aluminium-plastic panel as the backboard of backlight securing member at present, is because the structural strength of aluminium-plastic panel is very good, and lightweight, easy heat radiation.
The ultrathin design of large scale TV becomes the main flow of the industry, in order to the thickness of thinning TV, the TV backboard that plastic material forms TV is clamped by two-layer aluminium sheet usually by manufacturer, and the aluminium lamination of both sides is very thin, the sliding tooth of aluminum and tautness and snap-in force inadequate, should not as screw stiff end.
Please refer to Fig. 1, Fig. 1 is the structural representation of the fixture of traditional large scale TV and liquid crystal display.As shown in Figure 1, TV backboard 1 comprises skin 13, middle plastic layer 12 and internal layer 11, inner side and outer side is aluminium sheet, in order to TV backboard 11 is fixed, be typically employed in perforate on TV backboard 11, as shown in Figure 1, TV backboard 11 has the through hole running through skin 13, middle plastic layer 12 and internal layer 11, screw 3 runs through described through hole, the screw terminal of screw 3 is positioned at outside, be stuck in the outside of outer 13, medial extremity and the securing member 2 of screw 3 lock, thus realize fixing TV backboard.
The fixed form of this TV backboard, pin screw from inside, and be exposed at the outside of TV backboard outside the cap nut of screw, because the holding screw of large scale TV is many, this scheme of prior art has been covered with screw on TV backboard, has badly influenced the outward appearance of TV.
In order to solve the problem, in prior art, one section of Chinese patent application (application number is 200910235788.3) discloses a kind of backlight module and large-size ultra-thin LCD TV, the surface of metal substrate layer is attached on backboard by it, screw penetrates from the outside of backboard, is fixed to metal substrate layer or the insulating barrier of aluminium base through backlight.Adopt and outside backboard, insert screw fix lamp bar, and do not run through aluminium base, avoid screw head to take space in aluminium base on line layer, the area of wiring area can be increased as far as possible, facilitate removing and installing of backlight module dorsulum and lamp bar.But this scheme is from outer toward interior locking screw, screw terminal can leak outside backboard by equally, also can have influence on the outward appearance of TV.
Therefore, the screw how playing locking action when fixing TV backboard can not be exposed at the outside of TV backboard outward, becomes the technical barrier that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
First object of the present invention is to provide a kind of TV backboard, and this TV backboard can when fixing TV backboard body, and the screw playing locking action can not be exposed at the outside of TV backboard outward, makes the outside of TV backboard more attractive in appearance.
Second object of the present invention is to provide a kind of LCD TV with above-mentioned TV backboard.
3rd object of the present invention is to provide a kind of installation method of TV backboard, and this installation method can when fixing TV backboard, and the screw playing locking action can not be exposed at the outside of TV backboard outward, makes the outside of TV backboard more attractive in appearance.
In order to realize above-mentioned first goal of the invention, the invention provides following technical scheme:
A kind of TV backboard, comprise TV backboard body and screw, described TV backboard body is provided with blind hole, and described blind hole opening, towards display floater, is provided with helicitic texture in described blind hole, and described screw is connected with described helicitic texture.
Preferably, described helicitic texture is internal thread or buries nut underground.
Preferably, module internal structural member is also comprised;
Described module internal structural member is arranged on the inner panel side of TV backboard body, and described screw is threaded with blind hole ordinatedly through described module internal structural member.
Preferably, the inner side of described module internal structural member is provided with internal thread or thread.
Preferably, described TV backboard body is superposed successively by outer, middle plastic layer and internal layer and forms, internal layer or be outerly better than the hard layer of aluminium material for hardness.
Preferably, described blind hole runs through described internal layer to described plastic layer.
Preferably, described screw length is greater than described blind hole depth.
TV backboard provided by the invention, described TV backboard body is provided with blind hole, described blind hole opening is towards display floater, described blind hole is provided with helicitic texture, described screw is connected with described helicitic texture, the outboard end of screw is formed with described blind hole and is threaded, the medial extremity of screw carries out locking connection, the outboard end of this structure screw is positioned at TV backboard inside, thus make the outside of TV backboard to expose screw terminal, look behind from TV like this, whole TV outward appearance just can't see a screw terminal, seems very exquisite.
In order to realize above-mentioned second object, present invention also offers a kind of LCD TV, this LCD TV has above-mentioned TV backboard, and because above-mentioned TV backboard has above-mentioned technique effect, the LCD TV with this TV backboard also should have above-mentioned technique effect.
In order to realize above-mentioned 3rd goal of the invention, the invention provides following technical scheme:
An installation method for TV backboard, comprising:
TV backboard body beats from internal layer outer layers direction the blind hole being no less than;
Helicitic texture is had at the inwall of described blind hole;
Module internal structural member is placed on the side of the inner side of TV backboard body;
Screw is inserted into described blind hole fixing from the internal layer outer layers direction of described TV backboard body through module internal structural member.
Preferably, described TV backboard is superposed successively by skin, middle plastic layer and internal layer and forms, and described blind hole runs through the inner panel of described TV backboard to described plastic layer.
Preferably, have helicitic texture at the inwall of described blind hole, be specially:
Screwer is used to have screw thread on described blind hole inwall;
Described screw is inserted into described blind hole fixing from the internal layer outer layers direction of described TV backboard body through module internal structural member, is specially:
Described screw is rotated to be screwed into described blind hole through module internal structural member from the internal layer outer layers direction of described TV backboard body along securing member and is fixed.
Because above-mentioned TV backboard has above-mentioned technique effect, the installation method of this TV backboard also should have corresponding technique effect, does not repeat them here.
Accompanying drawing explanation
Comprise in the description and form the accompanying drawing of a part for specification and specification shows exemplary, characteristic sum aspect of the present invention, and for explaining principle of the present invention.
Fig. 1 is a kind of structural representation of traditional TV backboard;
Fig. 2 is the structural representation of the first embodiment of a kind of TV backboard provided by the invention;
Fig. 3 is the structural representation of the second embodiment of a kind of TV backboard provided by the invention;
Wherein, in Fig. 1-Fig. 3:
TV backboard body 1, internal layer 11, plastic layer 12, skin 13, module internal structural member 2, screw 3.
Embodiment
Various exemplary embodiment of the present invention, characteristic sum aspect is described in detail below with reference to accompanying drawing.The element that Reference numeral presentation function identical in accompanying drawing is identical or similar.Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, accompanying drawing need not be drawn in proportion.
Word " exemplary " special here means " as example, embodiment illustrated in other words ".Here need not be interpreted as being better than or being better than other embodiments as any embodiment illustrated by " exemplary ".
In addition, in order to better the present invention is described, in embodiment hereafter, give numerous details.It will be appreciated by those skilled in the art that do not have some detail, the present invention can implement equally.In some instances, the method known for those skilled in the art, means, element and circuit are not described in detail, so that highlight purport of the present invention.
embodiment 1
Please refer to Fig. 2, Fig. 2 is the structural representation of the first embodiment of a kind of TV backboard provided by the invention.
As shown in Figure 2, TV backboard provided by the invention, comprises TV backboard body 1 and screw 3, and wherein, TV backboard body 1 is superposed successively by skin 13, middle plastic layer 12 and internal layer 11 and forms.
In preferred scheme, TV backboard body 1 is composited by skin 13, middle plastic layer 12 and internal layer 11 punching press, to make skin 13, can fit better between middle plastic layer 12 and internal layer 11, internal layer 11 adopts hardness to be better than the hard layer of aluminium material, so that helicitic texture on described inside cross-sectional is more firmly threaded with being formed between described screw 3, increase the bonding strength be threaded.Certainly can understand, outer 13 also can adopt hard layer, also can adopt other materials, all should in protection scope of the present invention.
Described TV backboard body 1 is provided with blind hole, and this blind hole opening is towards display floater, and also namely the opening direction of described blind hole is the direction, inner side extending to TV backboard body 1 from the outside of TV backboard body 1.This blind hole can superpose laminating aft-loaded airfoil at skin 13, middle plastic layer 12 and internal layer 11 and form, also can in advance before skin 13, middle plastic layer 12 and internal layer 11 superpose laminating, position, pre-processed corresponding hole on skin 13, middle plastic layer 12 and internal layer 11 separately, then superpose laminating after skin 13, middle plastic layer 12 and internal layer 11 being alignd.
Be appreciated that the concrete structure of the TV backboard body 1 in the present invention is not limited to above-mentioned structure, everyly can all can be used as above-mentioned TV by this body as the TV backboard of LCD TV back cover.
Can be provided with helicitic texture on the inwall of blind hole, screw thread 3 can screw in this screw structural, and this helicitic texture can form threaded engagement with screw 3 and be formed and be threaded.
Above-mentioned helicitic texture can with the internal thread for arranging in described blind hole; also for being embedded in the nut in blind hole, can being appreciated that and the invention is not restricted to above two kinds of structures; every being provided with in described blind hole can form the structure be threaded, all in protection scope of the present invention with screw 3.
In preferred scheme, the length of described screw 3 is not less than the degree of depth of described blind hole, and the outboard end of screw 3 can screw in described blind hole completely, also can not exclusively screw in described blind hole.
In concrete scheme, blind hole is offered and is not run through outer field 13 vias for running through internal layer 11 to middle plastic layer 12, outer 13 be intactly sealing state, like this from backboard internal layer 11 outwards locking screw 3, does not expose screw terminal at skin 13.
Be appreciated that described blind hole also can be extended deep to outer 13 when the thickness of outer 13 allows, as long as outer 13 are not penetrated, all should in protection scope of the present invention.
In concrete scheme, screw 3 can adopt two ends to be the structure of lead screw, also can adopt as shown in Figure 2, outboard end is lead screw, medial extremity is the structure of screw terminal, and the lead screw of outboard end screws in the helicitic texture in described blind hole, and the lead screw of medial extremity or screw terminal are positioned at the outside of internal layer 11, for connecting corresponding module internal structural member, so that the miscellaneous part of LCD TV and TV backboard are fastenedly connected.
TV backboard provided by the invention, described TV backboard body 1 is provided with blind hole, described blind hole opening is towards display floater, helicitic texture is provided with in described blind hole, described screw is connected with described helicitic texture, the outboard end of screw 3 is formed with described blind hole and is threaded, the medial extremity of screw 3 carries out locking connection, the outboard end of this structure screw is positioned at TV backboard body 1 inside, thus make the outside of TV backboard body 1 can not expose the screw terminal of screw 3, look behind from TV like this, whole TV outward appearance just can't see a screw terminal, seem very exquisite.
embodiment 2
Please refer to Fig. 3, Fig. 3 is the structural representation of the second embodiment of a kind of TV backboard provided by the invention.
As shown in Figure 3, in another embodiment of TV backboard provided by the invention, TV backboard provided by the invention, this TV backboard can as the back cover of TV, comprise TV backboard body 1 and screw 3 equally, wherein, TV backboard body 1 is by outer 13, middle plastic layer 12 and internal layer 11 superpose formation successively, in preferred scheme, TV backboard body 1 can by outer 13, middle plastic layer 12 and internal layer 11 punching press are composited, to make outer 13, can fit better between middle plastic layer 12 and internal layer 11, internal layer 11 adopts hardness to be better than the hard layer of aluminium material, certain outer 13 also can adopt hard layer, all should in protection scope of the present invention.
Described TV backboard body 1 is provided with blind hole, and this blind hole opening is towards display floater.Can be provided with helicitic texture on the inwall of blind hole, screw thread 3 can screw in this helicitic texture, and this helicitic texture can form threaded engagement with screw 3 and be formed and be threaded.
Above-mentioned helicitic texture can with the internal thread for arranging in described blind hole; also can for being embedded in the nut in blind hole; or nut is buried underground in blind hole; be appreciated that; the invention is not restricted to above two kinds of structures; every being provided with in described blind hole can form the structure be threaded, all in protection scope of the present invention with screw 3.
In preferred scheme, the length of described screw 3 is not less than the degree of depth of described blind hole, and the outboard end of screw 3 can screw in described blind hole completely, also can not exclusively screw in described blind hole.
In concrete scheme, blind hole is offered and is not run through outer field 13 vias for running through internal layer 11 to middle plastic layer 12, outer 13 be intactly sealing state, like this from backboard internal layer 11 outer layers direction locking screw 3, does not expose screw terminal at skin 13.
Be appreciated that described blind hole also can be extended deep to outer 13 when the thickness of outer 13 allows, as long as outer 13 are not penetrated, all should in protection scope of the present invention.
In concrete scheme, screw 3 can adopt two ends to be the structure of lead screw, also can adopt as shown in Figure 2, outboard end is lead screw, medial extremity is the structure of screw terminal, and the lead screw of outboard end screws in the helicitic texture in described blind hole, and the lead screw of medial extremity or screw terminal are positioned at the outside of internal layer 11, for connecting corresponding module internal structural member, so that the module internal structural member of LCD TV and TV backboard are fastenedly connected.
The TV backboard that this embodiment provides also comprises module internal structure 2, and module internal structural member 2 can be one or more in the TV structure parts such as backlight module, power supply, mainboard; This module internal structural member 2 directly can fit in the inner side of TV backboard body 1, and the surrounding of such as backlight module can be fitted in the inner side of TV backboard, and the thickness of LCD TV can be made thinner, reduces the thickness of LCD TV further.
Module internal structural member 2 can be provided with through hole, so that screw 3 passes, described screw 3 is threaded with the helicitic texture in blind hole ordinatedly through module internal structural member 2.Screw 3 is threaded with blind hole ordinatedly through module internal structural member 2, thus in realization by while fastening for TV backboard body 1, can also module internal structural member 2 be fixed in TV backboard body 1, thus realize module internal structural member and TV back plate main body 1 fixed-link such as backlight module, power supply, mainboard, can realize LCD TV quick, firmly assemble, also can realize the further lightening of LCD TV.
In preferred scheme, inside the through hole on module internal structural member 2, can screw thread be set, so that directly form secure fit with screw 3, thus the firm connection of module internal structural member 2 can be realized.
In the scheme substituted, module internal structural member can be fixed in TV backboard body 1 by connector indirectly, connector may be used for connecting module inner structural members, the module internal structural members such as such as backlight module, power supply, mainboard, connector can be connected with module internal structural member 2 by the connector such as screw, rivet, also can be connected with module internal structural member 2 by bonding mode.
Connector is provided with through hole, and this through hole can be used for screw 3 to pass, and described connector is arranged on internal layer 11 side of TV backboard body 1, and described screw 3 is threaded with the helicitic texture in blind hole ordinatedly through connector.Screw 3 is threaded with blind hole ordinatedly through connector, thus in realization by while fastening for TV backboard 1, the connector being used for connecting module inner structural members can also be fixed on TV backboard body 1, thus realize the fixing of the module internal structural member such as backlight module, power supply mainboard, can realize LCD TV quick, firmly assemble, also can realize the further lightening of LCD TV.
In preferred scheme, inside through hole on connector, can screw thread be set, so that directly form secure fit with screw 3, thus the firm connection of connector can be realized, and then realize the module internal structural members such as backlight module, power supply, mainboard and be connected with the firm of TV backboard body 1.
For this composite flat sheet structure of similar aluminium-plastic panel, when doing appearance member, the mode that locks changing screw is inner toward external lock screw from backlight securing member, is engaged on this composite flat sheet structure, does not spill screw terminal.Look behind from TV like this, whole TV outward appearance just can't see a screw terminal, seems very exquisite.
In addition, this composite back plate in the present invention is the backboard of module, is also the bonnet of TV simultaneously.Such design effectively can reduce the thickness of TV.And internal layer 11 involved in the present invention and outer 13, its material can be all high than aluminium-plastic panel hardness material, can a certain individual layer (internal layer 11 or outer 13) be also the material higher than aluminium-plastic panel hardness.
Present invention also offers a kind of LCD TV, this LCD TV has above-mentioned TV backboard, and because above-mentioned TV backboard has above-mentioned technique effect, the LCD TV with this TV backboard also should have above-mentioned technique effect, introduces no longer in detail at this.
embodiment 3
The invention also proposes a kind of installation method of TV backboard, concrete methods of realizing is as follows:
TV backboard body makes a call to a blind hole from internal layer outer layers direction, this TV backboard body can superpose laminating aft-loaded airfoil at skin 13, middle plastic layer 12 and internal layer 11 and form, also can in advance before skin 13, middle plastic layer 12 and internal layer 11 superpose laminating, position, pre-processed corresponding hole on skin 13, middle plastic layer 12 and internal layer 11 separately, then superpose laminating after skin 13, middle plastic layer 12 and internal layer 11 being alignd.
Have helicitic texture at the inwall of described blind hole, securing member is placed on the internal layer side of TV backboard body, screw is inserted into from the internal layer outer layers direction of described TV backboard body along module internal structural member described blind hole fixing.Here the helicitic texture of blind hole for being rotated in blind hole by use screwer, thus can output screw thread on blind hole inwall.
TV backboard body described here is superposed successively by skin, middle plastic layer and internal layer and forms, and described blind hole penetrates inner panel and the plastic layer of described TV backboard.Wherein, the material of internal layer is the material that hardness ratio aluminium is good, so that helicitic texture on described inside cross-sectional is more firmly threaded with being formed between described screw, increases the bonding strength be threaded.Certainly can understand, skin also can adopt hard layer, also can adopt other materials, all should in protection scope of the present invention.
Above-mentioned helicitic texture can with the internal thread for arranging in described blind hole; also can for being embedded in the nut in blind hole; or nut is buried underground in blind hole; be appreciated that; the invention is not restricted to above two kinds of structures; every being provided with in described blind hole can form with screw the structure be threaded, all in protection scope of the present invention.
Blind hole is offered as running through internal layer to middle plastic layer and do not run through outer field via, skin is intactly sealing state, like this from the outside locking screw of backboard internal layer, does not expose screw terminal at skin.
Be appreciated that described blind hole also can be extended deep to skin when outer field thickness allows, as long as skin is not penetrated, all should in protection scope of the present invention.
In preferred scheme, described being inserted into from the internal layer outer layers direction of described TV backboard body along securing member by screw described blind hole is fixed, and is specially:
Described screw is rotated to be screwed into described blind hole from the internal layer outer layers direction of described TV backboard along securing member and is fixed.
The installation method of TV backboard provided by the invention, described TV backboard body is provided with blind hole, described blind hole opening is towards display floater, described blind hole is provided with helicitic texture, described screw is connected with described helicitic texture, the outboard end of screw is formed with described blind hole and is threaded, the medial extremity of screw carries out locking connection, the outboard end of this structure screw is positioned at TV backboard inside, thus make the outside of TV backboard can not expose the screw terminal of screw, look behind from TV like this, whole TV outward appearance just can't see a screw terminal, seems very exquisite.The foregoing is only embodiments of the invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present invention.
Claims (11)
1. a TV backboard, comprises TV backboard body and screw, it is characterized in that: described TV backboard body is provided with blind hole, and described blind hole opening, towards display floater, is provided with helicitic texture in described blind hole, and described screw is connected with described helicitic texture.
2. TV backboard according to claim 1, is characterized in that, described helicitic texture is internal thread or buries nut underground.
3. TV backboard as claimed in claim 1 or 2, is characterized in that, also comprise module internal structural member;
Described module internal structural member is arranged on the inner panel side of TV backboard body, and described screw is threaded with blind hole ordinatedly through described module internal structural member.
4. TV backboard as claimed in claim 3, it is characterized in that, the inner side of described module internal structural member is provided with internal thread or thread.
5. TV backboard as claimed in claim 1, is characterized in that, described TV backboard body is superposed successively by outer, middle plastic layer and internal layer and forms, internal layer or be outerly better than the hard layer of aluminium material for hardness.
6. TV backboard as claimed in claim 5, is characterized in that, described blind hole runs through described internal layer to described plastic layer.
7. TV backboard as claimed in claim 1, it is characterized in that, described screw length is greater than described blind hole depth.
8. a LCD TV, is characterized in that, comprises the TV backboard described in any one of claim 1-7.
9. an installation method for TV backboard, is characterized in that, comprising:
TV backboard body beats from internal layer outer layers direction the blind hole being no less than;
Helicitic texture is had at the inwall of described blind hole;
Module internal structural member is placed on the side of the inner side of TV backboard body;
Screw is inserted into described blind hole fixing from the internal layer outer layers direction of described TV backboard body through module internal structural member.
10., as right wants the installation method of the TV backboard as described in 9, it is characterized in that,
Described TV backboard is superposed successively by skin, middle plastic layer and internal layer and forms, and described blind hole runs through the inner panel of described TV backboard to described plastic layer.
11. TV backboard installation methods as claimed in claim 9, is characterized in that, have helicitic texture, be specially at the inwall of described blind hole:
Screwer is used to have screw thread on described blind hole inwall;
Described screw is inserted into described blind hole fixing from the internal layer outer layers direction of described TV backboard body through module internal structural member, is specially:
Described screw is rotated to be screwed into described blind hole through module internal structural member from the internal layer outer layers direction of described TV backboard body along securing member and is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026633.0A CN105516628A (en) | 2015-12-31 | 2015-12-31 | Television backboard, liquid crystal television, and method for installing television backboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026633.0A CN105516628A (en) | 2015-12-31 | 2015-12-31 | Television backboard, liquid crystal television, and method for installing television backboard |
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| CN105516628A true CN105516628A (en) | 2016-04-20 |
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| CN201511026633.0A Pending CN105516628A (en) | 2015-12-31 | 2015-12-31 | Television backboard, liquid crystal television, and method for installing television backboard |
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