CN105023523A - Display device - Google Patents
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- CN105023523A CN105023523A CN201510502932.0A CN201510502932A CN105023523A CN 105023523 A CN105023523 A CN 105023523A CN 201510502932 A CN201510502932 A CN 201510502932A CN 105023523 A CN105023523 A CN 105023523A
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Abstract
The invention provides a display device. The display device comprises a box, a display panel movably arranged on the box, and an ejecting mechanism arranged on the box and connected with the display panel, wherein the ejecting mechanism drives the display panel to move and enables the display panel to be located at a first position away from the box or a second position attached to the box. By the adoption of the technical scheme, the problems of the prior art that front maintenance of a display screen is hard, and front maintenance of small-spacing display screens can not be achieved are solved.
Description
Technical field
The present invention relates to display device technical field, in particular to a kind of display device.
Background technology
The utilization of current LED display in indoor places such as meeting room, club, market, halls widely.The maintenance mode that existing LED shows product comprises front maintenance and rear maintenance two kinds of modes.Wherein, rear maintenance mode needs the reserved maintenance channel that at least 300mm is wide after display screen, and whole like this display screen structure all can be exposed outside wall, and whole product seems very heavy, take up room very large, greatly can reduce application scenarios and the adaptability of product like this.
In order to solve maintenance mode Problems existing after display screen, in prior art, front maintenance mode is also comprised to the maintenance mode of LED display product, front maintenance mode mainly contains two kinds: a kind of mode between LED lamp panel and casing, arranges barb instrument realize, when dismantling LED lamp panel, first need cautious tweezers or blade to be torn by the face shield at corner place, lamp plate surface, then utilize special barb instrument out to be safeguarded by LED plate hook by square hole reserved on casing corner.Above-mentioned maintenance mode process is complicated and maintenance difficulties is large, cost is high, and can cause harmful effect to the display effect of display screen after changing face shield, utilizes barb instrument to be easy to destroy the face shield before display screen and the lamp pearl on display board simultaneously.Another kind of mode between LED lamp panel and casing, arranges screw realize, when dismantling LED lamp panel, screwdriver must be used to be dismantled before module by the screw of the self threading pin of fixed visors and fixed L ED lamp plate, thus take off face shield, lamp plate, and then take off the lamp plate parts such as power supply and drive plate below to realize front maintenance.Adopt this maintenance mode to need at module, self threading pin that between fixed visors and lamp plate, magnitude setting is very many and trip bolt, making to safeguard wastes time and energy and is easy to damage the lamp pearl on lamp plate surface in maintenance process.
Simultaneously, although maintenance mode can solve maintenance mode Problems existing after display screen before display screen, but the limitation of maintenance mode is very large before display screen, be only applicable to dot spacing in the outdoor display screen product of more than 5mm, for the Small Distance product of current main-stream, (dot spacing is at the product of below 2.5mm, such as: P1.9mm, P1.6mm, P1.25mm, P0.8mm product), because the spacing of display screen lamp pearl is less, draw-in groove and bolt structure cannot be set at all, and then pre-operation maintenance form cannot be adopted carry out display screen maintenance.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of display device, with difficult in maintenance before solving display screen of the prior art, and Small Distance display products cannot realize before the problem safeguarded.
To achieve these goals, the invention provides a kind of display device, comprising: casing; Display board, is arranged on casing movably; Ejecting mechanism, to be arranged on casing and to be connected with display board, and ejecting mechanism drives display board to move and display board is had away from the primary importance of casing and the second place of fitting with casing.
Further, ejecting mechanism comprises: extension electromagnetic iron, and extension electromagnetic iron has the telescopic head be connected with display board.
Further, ejecting mechanism comprises: stepper motor and by stepper motor driven telescopic head, and telescopic head is connected with display board, is provided with gear train between stepper motor and telescopic head.
Further, telescopic head is column structure.
Further, shown casing is provided with safe pin-and-hole, and display device also comprises: magnet assembly, and display board and ejecting mechanism are linked together by magnet assembly; Guide, the first end of guide connects on the display panel, and the second end of guide is located in safe pin-and-hole.
Further, guide comprises: the body of rod, and the body of rod is located in safe pin-and-hole, and the first end of the body of rod removably connects on the display panel; Stopper section, is arranged on the second end of the body of rod, and wherein, safe pin-and-hole comprises interconnective first hole and the second hole, and the diameter of the first hole and the body of rod is suitable, and the second hole can make stopper section pass through.
Further, the first hole is positioned at the below in the second hole.
Further, magnet assembly comprises: permanent magnetic iron, is arranged on ejecting mechanism; Sheet metal, is arranged on the display panel.
Further, ejecting mechanism is multiple.
Further, display board is LED lamp panel.
Apply technical scheme of the present invention, the display board that display device comprises casing and is arranged on movably on casing.Display device also comprises ejecting mechanism, and ejecting mechanism to be arranged on casing and to be connected with display board, and ejecting mechanism drives display board to move and display board is had away from the primary importance of casing and the second place of fitting with casing.When needs are safeguarded, make display board move to primary importance by controlling driving mechanism action, now display board and casing are in released state and just can safeguard display board.After completing maintenance, make display board move to the second place by controlling driving mechanism, now display board and casing fit tightly thus complete the installation of display board and casing.Said structure makes the process that removes and installs of display board just can complete easily under the condition of trigging control switch, simple efficient, and reduce the difficulty of processing of pcb board and processing cost, eliminate and tear face shield and paste the process of face shield, avoid and LED lamp bead is caused damage.Said structure need not set up other draw-in grooves or bolt structure between display board and casing simultaneously, and then the mode making Small Distance display screen also can adopt pre-operation maintenance is safeguarded.Therefore technical scheme of the present invention is difficult in maintenance before solving display screen of the prior art, and Small Distance display products cannot realize the front problem safeguarded.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic front view of the embodiment according to display device of the present invention;
Fig. 2 shows the enlarged diagram at the A place of display device in Fig. 1;
Fig. 3 shows the perspective view of display device in Fig. 1;
Fig. 4 shows the enlarged diagram at the B place of display device in Fig. 3;
Fig. 5 shows the structural representation of the display board of display device in Fig. 1; And
Fig. 6 shows the structural representation of the telescoping electromagnetic iron of display device in Fig. 1.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, casing; 11, safe pin-and-hole; 111, the first hole; 112, the second hole; 20, display board; 30, ejecting mechanism; 31, extension electromagnetic iron; 311, telescopic head; 40, magnet assembly; 41, permanent magnetic iron; 42, sheet metal; 50, guide; 51, the body of rod; 52, stopper section.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As depicted in figs. 1 and 2, the display device of the present embodiment comprises casing 10, display board 20 and ejecting mechanism 30.Wherein, display board 20 is arranged on casing 10 movably, ejecting mechanism 30 to be arranged on casing 10 and to be connected with display board 20, and ejecting mechanism 30 drives display board 20 to move and display board 20 is had away from the primary importance of casing 10 and the second place of fitting with casing 10.
The technical scheme of application the present embodiment, display device comprises casing 10 and is arranged on the display board 20 on casing 10 movably.Display device also comprises ejecting mechanism 30, and ejecting mechanism 30 to be arranged on casing 10 and to be connected with display board 20, and ejecting mechanism 30 drives display board 20 to move and display board 20 is had away from the primary importance of casing 10 and the second place of fitting with casing 10.When needs are safeguarded, make ejecting mechanism 30 drive display board 20 to move to primary importance by control circuit, now display board 20 is separated with casing 10 and just can safeguards display board 20.After completing maintenance, make ejecting mechanism 30 drive display board 20 to move to the second place by control circuit, now display board 20 and casing 10 fit tightly thus complete the installation of display board 20 and casing 10.Said structure makes the process that removes and installs of display board 20 just can complete easily under the condition of trigging control switch (telepilot), simply efficiently, other draw-in grooves or bolt structure need not be set up between display board 20 and casing 10, reduce the difficulty of processing of pcb board and processing cost, eliminate and tear face shield and paste the process of face shield, avoid and LED lamp bead is caused damage.Therefore the technical scheme of the present embodiment is difficult in maintenance before solving display screen of the prior art, and Small Distance display screen cannot realize the front problem safeguarded.
As shown in Figure 6, in the technical scheme of the present embodiment, ejecting mechanism 30 is extension electromagnetic iron 31.Wherein, extension electromagnetic iron has the telescopic head 311 be connected with display board.Particularly, electromagnet is fixed by screws in casing 10, casing 10 is provided with the through hole with telescopic head 311 adaptation.Extension electromagnetic iron 31 also comprises the cable be connected with control system, through hole extension electromagnetic iron 31 is energized and power-off to realize stretching out and retraction of telescopic head 311.When telescopic head 311 is retracted, telescopic head 311 drives display board 20 move towards casing 10 and then fit with casing 10, thus display board 20 is mounted on casing 10.When telescopic head 311 stretches out, telescopic head 311 drives display board 20 move towards the direction away from casing 10 and then be separated with casing 10, now can safeguard display board 20.
Preferably, in order to prevent extension electromagnetic iron 31 from operationally producing excessive impulsive force to display board 20, in this enforcement, extension electromagnetic iron 31 can select the extension electromagnetic iron of band pooling feature.Particularly, Chinese patent CN203910407 discloses a kind of leveling style electromagnet, and above-mentioned leveling style electromagnet is provided with buffer body between guidepost and static iron core, and then can reduce the impulsive force produced in a flash in electromagnet energising.Extension electromagnetic iron 31 in the present embodiment preferably can use the electromagnet in above-mentioned patent.
Certainly, ejecting mechanism 30 is not limited to use telescoping electromagnetic iron.Also stepper motor can be used to drive the movement of display board 20.Particularly, ejecting mechanism 30 comprises stepper motor and by stepper motor driven telescopic head 311, telescopic head 311 is connected with display board 20, is provided with gear train between stepper motor and telescopic head 311.Particularly, the rotation of the output shaft of stepper motor is converted into the rectilinear motion of telescopic head 311 by gear train, the conversion process of above-mentioned motion can use multiple physical construction to realize, such as slider-crank mechanism, pinion and racks etc., those skilled in the art can design the concrete structure of gear train according to actual needs.Adopt stepper motor to drive display board 20 to have stable movement, be easy to the advantage controlled.
Preferably, telescopic head 311 is column structure, and then is convenient to the installation of telescopic head 311 and display board 20.
As shown in Figures 3 to 5, in the technical scheme of the present embodiment, casing 10 is provided with safe pin-and-hole 11, display device also comprises magnet assembly 40 and guide 50.Display board 20 and ejecting mechanism 30 are linked together by magnet assembly 40, guide 50, and the first end of guide 50 connects on the display panel 20, and the second end of guide 50 is located in safe pin-and-hole 11.
Particularly, for the ease of display board 20 is disassembled from ejecting mechanism 30, adopt magnet assembly 40 to be attached together between display board 20 and ejecting mechanism 30, both can be separated by less power, and then by guide 50, display board 20 be taken down from casing 10.Magnet assembly 40 comprises permanent magnetic iron 41 and sheet metal 42, and wherein, permanent magnetic iron 41 is embedded in telescopic head 311, and sheet metal 42 is arranged on the display panel 20.Simultaneously, the situation that magnetic force is not enough and then display board 20 is fallen is there is in order to prevent magnet assembly 40, also be provided with guide 50 between display board 20 and casing 10, one end of guide 50 removably connects on the display panel 20, and the other end of guide 50 is located in safe pin-and-hole 11.Said structure makes need not to arrange between display board 20 and casing 10 hook structure or bolt structure can complete installation to display board 20, also has the simple feature efficiently of demolition and maintenance simultaneously.
As shown in Fig. 2, Fig. 4 and Fig. 5, guide 50 comprises the body of rod 51 and stopper section 52.The body of rod 51 is located in safe pin-and-hole 11 and the first end of the body of rod 51 removably connects on the display panel 20, stopper section 52 is arranged on the second end of the body of rod 51, wherein, safe pin-and-hole 11 comprises interconnective first hole 111 and the second hole 112, first hole 111 is suitable with the diameter of the body of rod 51, second hole 112 can make stopper section 52 pass through, and preferably, the first hole 111 is positioned at the below in the second hole 112.
Display board 20 installation process of the present embodiment is specific as follows: first connected on the display panel 20 by the first end of the body of rod 51, make display board 20 concordant with casing 10, and make stopper section 52 by the second hole 112.Move down display board 20 and make the body of rod 51 be positioned at the first hole 111, and stopper section 52 being abutted with the end face in the first hole 111 coordinate.Sheet metal 42 and permanent magnetic iron 41 alignd and makes the two be attached together, control ejecting mechanism 30 and telescopic head 311 is retracted, telescopic head 311 drives display board 20 and casing 10 fit and complete installation process.The unloading process reverse operating above-mentioned steps of display board 20 and casing 10, does not repeat them here.
As shown in Figure 2 and Figure 4, ejecting mechanism 30 is multiple.Particularly, each display module comprises four ejecting mechanisms 30, and four ejecting mechanisms 30 are separately positioned on the corner location of each display module, and then make ejecting mechanism 30 stressed more steady, reliable when releasing and regain display board 20, improve product stability.
Particularly, the display board 20 in the present embodiment is LED lamp panel, and certain display board 20 also can adopt other forms of lamp panel structure.
The display device of the present embodiment drives the installation and removal of display board 20 by ejecting mechanism 30, the setting of casing 10 therefore can be made more flexible.Such as casing 10 is hung on wall, or casing 10 is embedded in body of wall completely, simultaneously due to maintenance channel need not be preset at casing 10 rear, therefore the display device of the present embodiment can do more frivolous, also can be close to wall to arrange simultaneously.Therefore the display device of the present embodiment has flexible for installation, the feature of good looking appearance.
The foregoing is only the preferred embodiments of the present 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 protection scope of the present invention.
Claims (10)
1. a display device, is characterized in that, comprising:
Casing (10);
Display board (20), is arranged on described casing (10) movably;
Ejecting mechanism (30), be arranged on described casing (10) upper and be connected with described display board (20), described ejecting mechanism (30) drives described display board (20) to move and described display board (20) is had away from the primary importance of described casing (10) and the second place of fitting with described casing (10).
2. display device according to claim 1, it is characterized in that, described ejecting mechanism (30) comprising: extension electromagnetic iron (31), and described extension electromagnetic iron (31) has the telescopic head (311) be connected with described display board (20).
3. display device according to claim 1, it is characterized in that, described ejecting mechanism (30) comprising: stepper motor and by described stepper motor driven telescopic head (311), described telescopic head (311) is connected with described display board (20), is provided with gear train between described stepper motor and described telescopic head (311).
4. the display device according to Claims 2 or 3, is characterized in that, described telescopic head (311) is column structure.
5. display device according to claim 1, is characterized in that, shown casing (10) is provided with safe pin-and-hole (11), described display device also comprises:
Magnet assembly (40), described display board (20) and described ejecting mechanism (30) are linked together by described magnet assembly (40);
Guide (50), the first end of described guide (50) is connected on described display board (20), and the second end of described guide (50) is located in described safe pin-and-hole (11).
6. display device according to claim 5, is characterized in that, described guide (50) comprising:
The body of rod (51), the described body of rod (51) is located in described safe pin-and-hole (11), and the first end of the described body of rod (51) is removably connected on described display board (20);
Stopper section (52), is arranged on the second end of the described body of rod (51),
Wherein, described safe pin-and-hole (11) comprises interconnective first hole (111) and the second hole (112), described first hole (111) is suitable with the diameter of the described body of rod (51), and described second hole (112) can make described stopper section (52) pass through.
7. display device according to claim 6, is characterized in that, described first hole (111) is positioned at the below of described second hole (112).
8. display device according to claim 5, is characterized in that, described magnet assembly (40) comprising:
Permanent magnetic iron (41), is arranged on described ejecting mechanism (30);
Sheet metal (42), is arranged on described display board (20).
9. display device according to claim 1, is characterized in that, described ejecting mechanism (30) is for multiple.
10. display device according to claim 1, is characterized in that, described display board (20) is LED lamp panel.
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| CN201510502932.0A CN105023523A (en) | 2015-08-14 | 2015-08-14 | Display device |
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| CN201510502932.0A CN105023523A (en) | 2015-08-14 | 2015-08-14 | Display device |
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| CN105023523A true CN105023523A (en) | 2015-11-04 |
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| CN201510502932.0A Pending CN105023523A (en) | 2015-08-14 | 2015-08-14 | Display device |
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| US20170202098A1 (en) * | 2016-01-12 | 2017-07-13 | Leyard Optoelectronc Co., Ltd. | Display screen assembly and display device having the same |
| EP3193321A1 (en) * | 2016-01-12 | 2017-07-19 | Leyard Optoelectronic Co., Ltd | Display screen assembly and display device having the same |
| KR20170084678A (en) * | 2016-01-12 | 2017-07-20 | 레야드 옵토일렉트로닉 컴퍼니 리미티드 | Display module and display apparatus comprising the same |
| JP2017126059A (en) * | 2016-01-12 | 2017-07-20 | 利▲亜▼▲徳▼光▲電▼股▲フン▼有限公司 | Display assembly and display including the same |
| US10314181B2 (en) * | 2016-01-12 | 2019-06-04 | Leyard Optoelectronic Co., Ltd. | Display screen assembly and display device having the same |
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| CN106782083B (en) * | 2017-01-18 | 2023-10-20 | 利亚德光电股份有限公司 | display device |
| WO2018188594A1 (en) * | 2017-04-11 | 2018-10-18 | 深圳市雷迪奥视觉技术有限公司 | Guide device and self-detaching fall-preventing display device |
| US10775656B2 (en) | 2017-04-11 | 2020-09-15 | Roe Visual Co., Ltd. | Guiding device and self-unloading anti-separation display device |
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| CN107591098A (en) * | 2017-10-31 | 2018-01-16 | 深圳市联建光电股份有限公司 | A kind of LED display saves integrated module structure |
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