CN102087817B - Display unit of display screen, and display screen - Google Patents
Display unit of display screen, and display screen Download PDFInfo
- Publication number
- CN102087817B CN102087817B CN2011100604648A CN201110060464A CN102087817B CN 102087817 B CN102087817 B CN 102087817B CN 2011100604648 A CN2011100604648 A CN 2011100604648A CN 201110060464 A CN201110060464 A CN 201110060464A CN 102087817 B CN102087817 B CN 102087817B
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- display screen
- display unit
- screen display
- fixed block
- pitman shaft
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Abstract
The invention relates to a display unit of a display screen, and a display screen composed of the same. The display unit of the display screen comprises a polygonal metal plate and sectional materials connected at each side of the metal plate. Each corner at the back of the display unit of the display screen is further provided with a fixing block and a connecting piece for connecting a plurality of display units. The display unit of the display screen provided by the invention is composed of a monolithic metal plate and non-flexible sectional materials, so that precision of the size and the angle of the display unit of the display screen can be ensured, and tidy and close abutted seams can be formed while splicing the display unit of the display screen. With the fixing block arranged on each corner at the back of the display unit of the display screen, the display unit of the display screen can be firmer, and the size of the display unit can be more controllable. Additionally, the display unit of the display screen is small in volume, thin in thickness and easy to mount in quick speed.
Description
[technical field]
The present invention relates to the display screen field, particularly relate to a kind of plank frame display unit that can be assembled into large display screen.
[background technology]
Present light emitting diode (Light Emitting Diode, abbreviation LED) casing of display screen display unit all is to bend by sheet metal, welding production forms then, the dimensional accuracy of the display unit that this technology is done is very low, and easy deformation, cause when display screen splices piece uneven or piece is bigger, influence the display effect of display screen.Level connects or when vertically splicing, also is prone to the arc phenomenon.This sheet metal casing also has the defective that volume is big, thickness is thicker, heavy.
[summary of the invention]
Based on this, be necessary to provide a kind of dimensional accuracy high and comparatively light and handy display screen display unit.
A kind of display screen display unit comprises the polygon sheet metal and is connected the section bar of this each side of sheet metal.The web member that also is provided with fixed block on each angle at the described display screen display unit back side and is used for a plurality of display screen display units are coupled together;
Described fixed block is derby triangular in shape substantially, the angle angle relative dimensional accuracy with control display screen display unit corresponding with the described display screen display unit back side of this derby; Be formed be used to the host cavity of accommodating described web member between this fixed block and the described sheet metal.
Described web member comprise scalable pitman shaft and with the supporting keeper of this pitman shaft, described pitman shaft and keeper are separately fixed in the corresponding fixed block, by described web member, two display screen display units can be realized the splicing of first direction;
Described pitman shaft comprises body, is positioned at the positioning head of body one end, is enclosed within first elastic component on the body, is positioned at the locking cap of the body other end, is fixed on backstay and handle on the locking cap, and second elastic component between first elastic component and locking cap; Described first and second elastic components are isolated in two host cavities that communicate;
Be formed with the stopper section on the described fixed block, when the pulling handle moved to the stopper section with backstay, described backstay can be by stopper section backstop, and the compressed and described positioning head of first elastic component this moment is housed in the described host cavity;
Described keeper comprises the eccentric wheel that is fixed on the described fixed block, described eccentric wheel comprises that the position that the operating portion that stretches out described fixed block and the body that links to each other with this operating portion, this body are positioned at fixed block is formed with the entrance that enters for described pitman shaft and the track of coming round with this entrance; When described pitman shaft enters in the eccentric wheel and described operating portion when rotating along predetermined direction from described entrance, thereby the positioning head of described pitman shaft moves along this track and is stretched and is locked in the eccentric wheel.
In a preferred embodiment, on the described display screen display unit back side near the position of dual-side also be provided with relative scalable pitman shaft and with the supporting keeper of this pitman shaft, by this relative pitman shaft and keeper, two display screen display units can be realized the splicing of second direction, and described first direction is vertical with second direction.
In a preferred embodiment, the heat transmission adhesive tape is posted in described sheet metal inboard.
In a preferred embodiment, also fixedly there is bonnet at the described display screen display unit back side, and supply unit is fixedly arranged between this bonnet and the sheet metal; Described sheet metal is the monoblock aluminium sheet that the middle part has the line hole.
In addition, also be necessary to provide a kind of by above-mentioned display screen display unit and be positioned at the display screen that the demonstration module of described display screen display unit constitutes.Described display screen display unit can be above-mentioned any display screen display unit.
Display screen display unit of the present invention adopts block of metal plate and on-deformable section bar to constitute, and can guarantee size and the angle precision of display screen display unit, can guarantee that when the display screen display unit splices piece is closely neat.At each angle at the display screen display unit back side fixed block is set and makes the display screen display unit more solid, size is more controlled.Have also in addition that volume is little, thin thickness and be easy to realize the advantage of Fast Installation.The present invention is specially adapted to LED display.
[description of drawings]
Fig. 1 is the rear view of the display screen display unit of an embodiment;
Fig. 2 is the right view of the display screen display unit of Fig. 1;
Fig. 3 is the enlarged perspective of A portion among Fig. 1;
Fig. 4 is the front view of pitman shaft among Fig. 3;
The synoptic diagram that Fig. 5 is tangled for pitman shaft;
Fig. 6 is the structure perspective diagram of keeper;
Fig. 7 is the synoptic diagram that two display screen display units connect;
Fig. 8 is the enlarged perspective of B portion among Fig. 7;
Fig. 9 is the front view of keeper among another embodiment.
[embodiment]
Below in conjunction with the drawings and specific embodiments display screen display unit of the present invention and display screen are further specified.
As shown in Figure 1 and Figure 2, display screen 800 mainly comprises display screen display unit 100 and is arranged on demonstration module 600 in the display screen display unit 100.Show that module 600 can be existing various types of demonstration modules, show that as LCD (Liquid Crystal Display, LCD) module and LED (Light Emitting Diode, light emitting diode) show module.When showing that module 600 shows module for LED, it generally comprises PCB (Printed circuit board, the printed circuit board (PCB)) plate that is welded with surface mount LED and is used for the luminous electronic devices and components of control LED, covers on the face shield on the pcb board.
Display screen display unit 100 mainly comprises polygonal sheet metal 22 and is connected sheet metal 22 each side, on-deformable section bar 24.In the present embodiment, sheet metal 22 is the square thin aluminum sheet of monoblock, and the aluminium sheet quadrilateral becomes vertical edge is arranged, and aluminium sheet central authorities have the line hole, and the aluminium sheet inboard sticks many heat radiation adhesive tape (not shown) that are parallel to each other, to realize even, quick heat radiating.Among other embodiment, sheet metal 22 also can adopt other sheet of metallic material such as steel plate, and shape can be shapes such as triangle, pentagon.Section bar 24 is connected on the vertical edge of aluminium sheet, and is vertical substantially with sheet metal 22.Section bar 24 can guarantee the lasting of display screen display unit 100 profiles as the framework of display screen display unit 100.Section bar 24 can adopt materials such as aluminium, steel, plastics, glass fibre, in the present embodiment, adopts aluminium.The body structure that adopts the block of metal plate to be combined with section bar has guaranteed size and the angle precision of display screen display unit to guarantee that the long-term use of display screen is indeformable.Guaranteeing that under the enough solid prerequisites of display screen display unit, the sheet metal box body of the existing relatively display unit of display screen display unit 100 of the present invention has advantage in light weight, thin thickness, can be made into the thin display screen of ultralight.
All be provided on each angle at display screen display unit 100 back sides a plurality of display screen display units 100 are coupled together to form the web member of display screen and rectangular leg-of-mutton fixed block 50 substantially.The right angle of fixed block 50 and display screen display unit 100 four jiaos are relative, and right-angle side flushes with the limit of display screen display unit 100.Fixed block 50 is mainly used in carrying out spacing to web member.Simultaneously, the existence of fixed block 50 also make the physical dimension of display screen display unit 100 more controlled, more accurate and not yielding.In the present embodiment, fixed block 50 adopts aluminium block.
In the present embodiment, web member comprise scalable pitman shaft 62 and with the supporting keeper 64 of this pitman shaft 62.Pitman shaft 62 and keeper 64 are separately positioned in two fixed blocks 50 of display screen display unit back side correspondence.Can realize the splicing of first direction (present embodiment is vertical direction) by pitman shaft 62 and 64, two display screen display units 100 of keeper.
As shown in Figure 3, Figure 4, pitman shaft 62 comprises cylindrical body 623, be positioned at body 623 1 ends, maximum gauge greater than the positioning head 621 of body, be enclosed within first elastic component 624 on the body 623, be positioned at the locking cap 627 of the body other end, be fixed on backstay 626 and handle 628 on the locking cap 627, and second elastic component 625 and the backing plate between first elastic component 624 and locking cap 627.For making assembling more smooth and easy, positioning head 621 adopts approximate hemispheric shape.For first elastic component 624 is installed, between positioning head 621 and first elastic component 624, diameter is set greater than the round platform 622 of body and first elastic component.First and second elastic components 624,625 can be springs or have certain flexible pad, as stainless steel shell fragment etc.In the present embodiment, first elastic component 624 adopts spring, and second elastic component 625 adopts the stainless steel shell fragment.Backstay 626 and handle 628 are basically perpendicular to body 623 and are cylinder.Backstay 626 is basically perpendicular to handle 628.
Be the fixed installation web member, fixed block 50 has a plurality of accepting grooves (Fig. 3 center is lived the dotted line of pitman shaft 62) on the one side of sheet metal 22, to cooperate the host cavity that forms collecting company's fitting with sheet metal 22.In the present embodiment, have a groove that runs through fixed block 50 both sides on the fixed block 50.This groove constitutes at least four host cavities that communicate 52,53,54 and 55 with sheet metal 22.Host cavity 52,53,54 and 55 size are complementary with the size of round platform 622, first elastic component 624, second elastic component 625 and backing plate and locking cap 627 respectively.First and second elastic components 624,625 are isolated in the host cavity 52,54.When drawing with push-and-pull hand 628 along the direction of groove, 624, the 625 compressed generation elastic deformations respectively of first and second elastic components.Among other embodiment, can be by perforate on fixed block 50 with collecting company's fitting.
Under normal circumstances, positioning head 621 stretches out fixed block 50.For display unit for convenience detach is positioned at the display unit in centre position especially, and prevent from moving with unloading process in damage positioning head 621, be positioned on the fixed block 50 on the path of backstay 626 activities and be formed with stopper section 56.In the present embodiment, form the parallel groove 57 (dotted line of 57 indications surrounds among Fig. 3) of an opening and sheet metal 22 on the fixed block 50 as the track of backstay 626 activities.Stopping near the wall of fixed block 50 side time slots 57 near sheet metal 22, form a breach (concave station) as stopper section 56.When pulling handle 628 makes 624 compressions of first elastic component, and positioning head 621 is when collapsing into fixed block 50, and rotating pull handle 628 makes backstay 626 move to stopper section 56, and backstay 626 can be by stopper section 56 backstop (see figure 5)s.Among other embodiment, stopper section 56 can be projection or a post of fixed block 50 lower surfaces or colludes.
In the present embodiment, keeper 64 adopts eccentric wheel.As shown in Figure 6, eccentric wheel 64 comprises the operating portion 642 that stretches out the fixed block surface and the body 641 that links to each other with this operating portion 642.The position that body 641 is arranged in fixed block 50 is formed with the entrance 643 that enters for pitman shaft 62 and the track 644 (seeing Fig. 6 dotted line) that extends internally from entrance.Arc track 644 comprises two substantially parallel straight rails and the arc track that is connected this straight rail.The center of the external diameter of the center of circle of arc track 644 and eccentric wheel 64 is not in same position, and there is specific eccentric distance in the center of circle of external diameter and arc track 644.Be the handled easily keeper, keeper 64 upper surfaces also are formed with entrance and mark 645, adopt the triangle sign in the present embodiment, the orientation of leg-of-mutton angle indication entrance 643.Also form one on the sidewall of keeper 64 near long straight rail terminal and lock/unclamp reference column 646.When locking/unclamp reference column 646 when being arranged in the horizontal direction of Fig. 6, entrance 643 down, pitman shaft 62 can stretch into and stretch out keeper 64.Be rotated counterclockwise the local time that is arranged in Fig. 8 when locking/unclamp reference column 646, pitman shaft 62 can be locked in the keeper 64.
When connecting two display screen display units 100, pitman shaft 62 is inserted in the eccentric wheel from entrance 643, along predetermined direction rotary manipulation portion 642 so that the positioning head 621 of pitman shaft 62 646 move to projection, then thereby the positioning head 621 of pitman shaft 62 moves along the long straight rail in this track and is pulled to eccentric center and is locked in the eccentric wheel, as Fig. 7, shown in Figure 8.Second elastic component, 625 compressed distortion this moment, thus eccentric tension travel can be adjusted, realize the tight seamless link of two display screen display units 100, the whole structure of display screen after the assurance assembly unit.When dismantling two display screen display units 100 that connect, opposite spin operating portion 642 gets final product.In the present embodiment, form a hex hole on the operating portion 642, as long as use a hex wrench to get final product rotary manipulation portion 642.Among other embodiment, as shown in Figure 9, knob or the handle 648 of adorning a projection at operating portion 642 can make operation simpler and easy.
For realizing two display screen display units 100 in the splicing perpendicular to the second direction (present embodiment is horizontal direction) of first direction, the display screen display unit back side also is provided with two fixtures 70,80 near the position of dual-side.Pitman shaft 62 and a keeper 64 that is axially perpendicular to other pitman shafts is fixedly arranged respectively on the fixture 70,80.Understandable, fixture 70 and 80 can adopt existing various types of fixtures, and its inner structure can be identical or approximate with fixed block 50.Those skilled in the art are easy to expect, also can adopt the web member that change similarly or is slightly arranged with pitman shaft 62 and keeper 64 structures on the fixture 70,80.
In sum, display screen display unit of the present invention 100 adopts block of metal plates and on-deformable section bar formation, can guarantee size and the angle precision of display screen display unit, has also in addition that volume is little, the advantage of thin thickness.Owing to adopted scalable pitman shaft and eccentric wheel as web member, can realize seamless link, and fitting operation is simple and easy, can take out certain display screen display unit arbitrarily and safeguard, can realize the quick detach fast-assembling, the practical value height.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (5)
1. display screen display unit, it is characterized in that, comprise polygonal sheet metal and be connected the section bar of this each side of sheet metal, the web member that also is provided with fixed block on each angle at the described display screen display unit back side and is used for a plurality of display screen display units are coupled together;
Described fixed block is triangular in shape substantially, and the corresponding angle in angle of described fixed block and the described display screen display unit back side is relative; Be formed be used to the host cavity of accommodating described web member between this fixed block and the described sheet metal;
Described web member comprise telescopic pitman shaft and with the supporting keeper of this pitman shaft, described pitman shaft and keeper are separately fixed in the corresponding fixed block, by described web member, two display screen display units can be realized the splicing of first direction;
Described pitman shaft comprises body, is positioned at the positioning head of body one end, is enclosed within first elastic component on the body, is positioned at the locking cap of the body other end, is fixed on backstay and handle on the locking cap, and second elastic component between first elastic component and locking cap; Described first and second elastic components are isolated in two host cavities that communicate;
Be formed with the stopper section on the described fixed block, when the pulling handle moved to the stopper section with backstay, described backstay can be by stopper section backstop, and the compressed and described positioning head of first elastic component this moment is housed in the described host cavity;
Described keeper comprises the eccentric wheel that is fixed on the described fixed block, described eccentric wheel comprises that the position that the operating portion that stretches out described fixed block and the body that links to each other with this operating portion, this body are positioned at fixed block is formed with the entrance that enters for described pitman shaft and the track that communicates with this entrance; When described pitman shaft enters in the eccentric wheel and described operating portion when rotating along predetermined direction from described entrance, thereby the positioning head of described pitman shaft moves along this track and is stretched and is locked in the eccentric wheel.
2. display screen display unit according to claim 1, it is characterized in that, on the described display screen display unit back side near the position of dual-side also be provided with relative scalable pitman shaft and with the supporting keeper of this pitman shaft, by this relative pitman shaft and keeper, two display screen display units can be realized the splicing of second direction, and described first direction is vertical with second direction.
3. display screen display unit according to claim 1 is characterized in that, the heat transmission adhesive tape is posted in described sheet metal inboard.
4. display screen display unit according to claim 1 is characterized in that, also fixedly there is bonnet at the described display screen display unit back side, and supply unit is fixedly arranged between this bonnet and the sheet metal; Described sheet metal is the monoblock aluminium sheet that the middle part has the line hole.
5. display screen comprises a plurality of interconnective display screen display units and is positioned at the demonstration module of described display screen display unit, it is characterized in that described display screen display unit is as each described display screen display unit among the claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100604648A CN102087817B (en) | 2011-03-14 | 2011-03-14 | Display unit of display screen, and display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100604648A CN102087817B (en) | 2011-03-14 | 2011-03-14 | Display unit of display screen, and display screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102087817A CN102087817A (en) | 2011-06-08 |
| CN102087817B true CN102087817B (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100604648A Expired - Fee Related CN102087817B (en) | 2011-03-14 | 2011-03-14 | Display unit of display screen, and display screen |
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| CN (1) | CN102087817B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000088A (en) * | 2011-09-14 | 2013-03-27 | 成卓 | LED (light-emitting diode) spliced screen module box |
| CN105845036A (en) * | 2015-01-14 | 2016-08-10 | 丁炜慷 | Whole seamless display curtain wall system with full coverage of pixel after splicing |
| CN104575311A (en) * | 2015-01-27 | 2015-04-29 | 张家港亚楠汽车电器有限公司 | In-vehicle display screen |
| US10051749B2 (en) * | 2016-07-24 | 2018-08-14 | Lg Electronics Inc. | Display device |
| CN107146541A (en) * | 2017-06-30 | 2017-09-08 | 深圳市丽晶光电科技股份有限公司 | A kind of profile structure type shows fixing device and display screen |
| CN107435789B (en) * | 2017-08-25 | 2019-08-27 | 深圳雷曼光电科技股份有限公司 | Angle lock, LED display and LED mosaic screen |
| CN112750372B (en) * | 2020-12-30 | 2022-06-21 | 威创集团股份有限公司 | Quick adjustable connecting piece and LED display screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200944323Y (en) * | 2006-09-11 | 2007-09-05 | 宁波天明电子股份有限公司 | Wall-hanging fixing device of assembled flat panel display screen |
| CN201206716Y (en) * | 2008-06-04 | 2009-03-11 | 梁剑龙 | Combined back board structure |
| CN101465086A (en) * | 2008-12-17 | 2009-06-24 | 卢伟 | Splicing structure of combined screen |
| CN202025485U (en) * | 2011-03-14 | 2011-11-02 | 深圳蓝普科技有限公司 | Display screen and display unit thereof |
-
2011
- 2011-03-14 CN CN2011100604648A patent/CN102087817B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200944323Y (en) * | 2006-09-11 | 2007-09-05 | 宁波天明电子股份有限公司 | Wall-hanging fixing device of assembled flat panel display screen |
| CN201206716Y (en) * | 2008-06-04 | 2009-03-11 | 梁剑龙 | Combined back board structure |
| CN101465086A (en) * | 2008-12-17 | 2009-06-24 | 卢伟 | Splicing structure of combined screen |
| CN202025485U (en) * | 2011-03-14 | 2011-11-02 | 深圳蓝普科技有限公司 | Display screen and display unit thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102087817A (en) | 2011-06-08 |
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Granted publication date: 20130703 |