CN109599036B - LED display screen and post-maintenance method thereof - Google Patents
LED display screen and post-maintenance method thereof Download PDFInfo
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- CN109599036B CN109599036B CN201811584873.6A CN201811584873A CN109599036B CN 109599036 B CN109599036 B CN 109599036B CN 201811584873 A CN201811584873 A CN 201811584873A CN 109599036 B CN109599036 B CN 109599036B
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- 238000012423 maintenance Methods 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 241000219122 Cucurbita Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
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Abstract
The invention discloses an LED display screen and a post-maintenance method thereof, and belongs to the technical field of LED display screens. Wherein, this LED display screen includes a plurality of LED box units, LED box unit includes LED box and a plurality of LED display module, the LED box includes the box backshell, the front surface of box backshell is provided with a plurality of module installation positions to a plurality of LED display module of one-to-one installation, all be provided with a backshell opening that runs through the box backshell on each module installation position, and backshell open-ended height is greater than the width of LED display module, backshell open-ended width is greater than the thickness of LED display module. According to the technical scheme, when the light and thin integrated LED box body can be realized, the LED display module can be controlled by using the tool to be taken out backwards from the opening of the rear shell, so that the module is convenient to carry out post-maintenance, and potential safety hazards easily generated when the light and thin integrated LED box body in the prior art is used for carrying out post-maintenance of the module are avoided.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to an LED display screen and a post-maintenance method thereof.
Background
The LED display screen generally includes a display screen case and a plurality of display modules mounted on the display screen case, and the display screen is worn out to some extent during use, and in many cases, maintenance of the LED display screen requires removal of the display modules for maintenance or replacement. In many application scenarios, the LED display screen can only be maintained after the screen due to space limitation, for example, the maintenance of a large number of modules of the outdoor display screen can only be performed by post-maintenance, i.e. the modules are taken out from the rear of the box.
At present, most display screens needing post-maintenance still adopt traditional sheet metal box structures, but the light and thin integrated box body with lighter weight, more reasonable structure, higher precision and convenient disassembly and assembly is more and more large in size and weight due to compact structure, so that the module of the light and thin integrated box body is difficult to take out backwards, namely, the post-maintenance of the module cannot be conveniently carried out like the sheet metal box body, the light and thin integrated box body display screen is difficult to be applied to occasions needing the post-maintenance of the module, and the application range of the light and thin integrated box body display screen is greatly limited. The light and thin integrated box body is required to be applied to occasions requiring post-module maintenance, and the structure of the light and thin integrated box body is required to be improved under the condition of ensuring the performance of the box body, so that the display screen of the light and thin integrated box body can be smoothly subjected to post-module maintenance; meanwhile, as the modules are bigger and bigger, technicians take time and labor for assembling and disassembling the modules during post-maintenance, and great potential safety hazards exist. Therefore, for the light and thin integrated box, a more reasonable and safe post-module maintenance scheme needs to be searched.
Disclosure of Invention
The invention mainly aims to provide an LED display screen and a post-maintenance method thereof, which can realize light and thin integration of an LED box body, and simultaneously can control an LED display module to be taken out backwards from a rear shell opening by using a tool so as to facilitate post-maintenance of the module and avoid potential safety hazards easily generated when the light and thin integrated box body in the prior art is subjected to post-maintenance of the module.
In order to achieve the above object, the LED display screen provided by the invention comprises a plurality of LED box units, wherein each LED box unit comprises an LED box and a plurality of LED display modules, each LED box comprises a box rear shell, a plurality of module mounting positions are arranged on the front surface of each box rear shell and are used for correspondingly mounting a plurality of LED display modules, each module mounting position is provided with a rear shell opening penetrating through the box rear shell, the height of each rear shell opening is larger than the width of each LED display module, and the width of each rear shell opening is larger than the thickness of each LED display module.
Optionally, the LED box further includes two U-shaped beams, and the two U-shaped beams are respectively fixedly installed on the upper side of the rear surface and the lower side of the rear surface of the rear shell of the box.
Optionally, the LED box further includes a control box, and the control box is electrically connected with the plurality of LED display modules respectively.
Optionally, a plurality of module installation positions are respectively arranged on the front surface of the rear shell of the box body, and the LED display module is fastened on the corresponding module installation positions through a plurality of module locking structures.
Optionally, the module locking structure includes fastener, slider, sliding tray and a plurality of elasticity retaining member, the sliding tray is located on the module installation position, the slider holding in the sliding tray, the fastener is followed the rear surface of box backshell passes the box backshell drives the slider is in slide in the sliding tray, the surface of slider is equipped with a plurality of locking trip, a plurality of the elasticity retaining member is located the LED display module assembly, and a plurality of the elasticity retaining member is connected with a plurality of locking trip corresponds the block, makes the LED display module assembly fasten in corresponding on the module installation position.
Optionally, the module locking structure includes two the slider, two the slider mounting position is located to the slider relative interval, two the slider one-to-one holding is in the slider, and two pass through between the slider carry out fastening connection, the fastener is connected the slider mounting.
Optionally, the LED display screen further includes a post-module maintenance tool, where the post-module maintenance tool includes a base plate and a telescopic stay rod, where the base plate is used to connect and fix the LED display module, and one end of the telescopic stay rod is hinged to the middle of the base plate through a crank structure.
Optionally, the rear surface of the rear shell of the box body is also provided with a plurality of opening covers, and the plurality of rear shell openings are covered in a one-to-one correspondence manner.
In addition, in order to achieve the above purpose, the invention also provides a post-maintenance method for the LED display screen, which is applied to the LED display screen, and comprises the following steps: a bottom plate of a module rear maintenance tool passes through the rear shell opening and is fixedly connected with the back of the corresponding LED display module; loosening the LED display module from the corresponding module installation position, and controlling the LED display module to rotate by a preset angle through a telescopic stay bar of the module rear maintenance tool so as to take the LED display module out of the rear shell opening backwards for daily maintenance.
Optionally, when the LED display module is fastened to the corresponding module mounting position by a plurality of module locking structures, the step of releasing the LED display module from the corresponding module mounting position includes: the fastener is controlled to drive the sliding bar to move up and down; when the locking tenons on the sliding strip are separated from the corresponding elastic locking pieces, the LED display module can be loosened from the corresponding module installation positions.
The LED box body of the LED display screen comprises a box body rear shell, wherein a plurality of module installation positions are arranged on the front surface of the box body rear shell, a plurality of LED display modules are installed in a one-to-one correspondence mode, a rear shell opening penetrating through the box body rear shell is formed in each module installation position, the height of the rear shell opening is larger than the width of the LED display module, and the width of the rear shell opening is larger than the thickness of the LED display module. Therefore, by using the tool, the corresponding LED display module can be controlled to rotate by a certain angle so as to take out the LED display module backwards from the corresponding rear shell opening sideways, daily maintenance is performed, and the whole operation process is simple and convenient and has no potential safety hazard. Therefore, according to the technical scheme, when the light and thin integrated LED box body can be realized, the LED display module can be controlled by using the tool to be taken out backwards from the rear shell opening, so that the module is convenient to carry out post-maintenance, and the potential safety hazard easily generated when the light and thin integrated LED box body in the prior art is used for carrying out post-maintenance of the module is avoided.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an LED display screen according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a back structure of an LED box of the LED display screen shown in fig. 1.
Fig. 3 is a schematic structural view of the LED display module of the LED display screen shown in fig. 1 in a retracted state of the stay bar in the maintenance tool.
Fig. 4 is a schematic structural view of the LED display module of fig. 3 in a state in which the stay bar is extended in the maintenance tool.
Fig. 5 is a schematic diagram of another structure of the maintenance tool after the LED display module shown in fig. 3.
Fig. 6 is a flow chart of a post-maintenance method for an LED display screen according to the second embodiment of the present invention.
Fig. 7 is a specific flowchart of step S120 of the post-maintenance method for the LED display screen shown in fig. 6.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
As shown in fig. 1 and 2, a first embodiment of the present invention provides an LED display screen 1, where the LED display screen 1 includes a plurality of LED box units, the LED box units include an LED box 100 and a plurality of LED display modules 200, the LED box 100 includes a box rear case 110, a plurality of module mounting positions 111 are disposed on a front surface of the box rear case 110, and a plurality of LED display modules 200 are correspondingly mounted on the front surface of the box rear case 110, a rear case opening 112 penetrating through the box rear case 110 is disposed on each module mounting position 111, and the height of the rear case opening 112 is greater than the width of the LED display module 200, and the width of the rear case opening 112 is greater than the thickness of the LED display module 200.
In this embodiment, as shown in fig. 1 and 2, the rear housing opening 112 preferably adopts a rectangular opening structure, and other shapes can be adopted instead by those skilled in the art, so long as the LED display module 200 can be ensured to pass through the rear housing opening 112 laterally while ensuring that the opening area is as small as possible, for example, an oval opening structure can be adopted. The LED box 100 further includes two U-shaped beams 120, where the two U-shaped beams 120 are fixedly installed on the upper side of the rear surface and the lower side of the rear surface of the rear shell 110 of the box, so as to form a box structure, and the U-shaped beams 120 are provided with mounting holes for fixing the LED box 100. The LED box 100 further includes a control box 130, where the control box 130 is electrically connected to the LED display modules 200. The control box 130 is internally provided with a controller, a receiving card and a power supply, so that the data control and the power supply of the LED display modules 200 can be realized. The rear surface of the case rear housing 110 is further provided with a plurality of opening covers 113, and a plurality of rear housing openings 112 are provided in one-to-one correspondence. The plurality of module mounting positions 111 are respectively disposed on the front surface of the rear case 110, and the LED display module 200 is fastened to the corresponding module mounting positions 111 through the plurality of module locking structures 300.
As shown in fig. 1, the module locking structure 300 includes a fastener 320, a sliding bar 330, a sliding groove 340 and a plurality of elastic locking members 350, the sliding groove 340 is disposed on the module mounting position 111, the sliding bar 330 is accommodated in the sliding groove 340, the fastener 320 passes through the box back case 110 from the back surface of the box back case 110 to drive the sliding bar 330 to slide in the sliding groove 340, the surface of the sliding bar 330 is provided with a plurality of locking tenons 331, the locking tenons 331 are exposed out of the corresponding sliding groove 340, the plurality of elastic locking members 350 are disposed on the bottom shell of the LED display module 200 (i.e. the back surface of the LED display module 200), and the plurality of elastic locking members 350 are correspondingly engaged with the plurality of locking tenons 331, so that the LED display module 200 is fastened on the corresponding module mounting position 111. As shown in fig. 1, each module locking structure 300 in the present embodiment specifically includes two sliding strips 330, two sliding grooves 340 and two sliding strip fixing pieces 310, the two sliding grooves 330 are relatively disposed on the module mounting position 111 at intervals, the two sliding strips 330 are correspondingly accommodated in the sliding grooves 340 one by one, and the two sliding strips 330 are fastened and connected by the sliding strip fixing pieces 310, and the fastening piece 320 is connected with the sliding strip fixing pieces 310, so as to simultaneously drive the two sliding strips 330 to slide in the corresponding sliding grooves 340 by the sliding strip fixing pieces 310.
Specifically, as shown in fig. 1, two sliding grooves 340 are longitudinally provided on the front surface of the LED housing 100. For the present embodiment, the longitudinal direction specifically refers to a direction perpendicular to the horizontal plane. The fastener 320 drives the slide bar fastening plate 310 to enable the two slide bars 330 to slide freely in the corresponding slide grooves 340. The fastener 320 may be a screw structure, a pull block structure, or a hook structure, which may drive the sliding bar fastening piece 310, for example, to replace. As shown in fig. 1, the extending directions of the locking tenons 331 are perpendicular to the extending directions of the sliding strips 330, each elastic locking member 350 includes two opposite elastic plate bodies 351, and each elastic plate body 351 is provided with a locking hole adapted to one end of the locking tenons 331, so that two ends of the locking tenons 331 are locked with the elastic plate bodies 351 on two sides of the corresponding elastic locking member 350.
When in operation, each LED display module 200 is correspondingly placed in front of the corresponding module mounting position 111 on the LED box 100, the fastener 320 can drive the sliding bar fastening piece 310, so that the two sliding bars 330 slide freely in the corresponding sliding grooves 340, so that the two ends of each locking latch 331 are correspondingly clamped into the corresponding clamping holes of the elastic plate 351, at this time, the bottom sides of the two sliding bars 330 reach the bottom sides of the corresponding sliding grooves 340, and do not slide down any more, thus completing the fastening connection between the LED display module 200 and the LED box 100.
In addition, two ends of the sliding bar fixing piece 310 are respectively fastened and connected with one sliding bar 330 through a welding structure, so as to realize linkage connection between the two sliding bars 330, and in order to facilitate installation and disassembly between the two sliding bars 330, two ends of the sliding bar fixing piece 310 can also be fastened and connected with one sliding bar 330 through a screw structure.
As shown in fig. 3, 4 and 5, the LED display screen 1 further includes a post-module maintenance tool 400, and the post-module maintenance tool 400 includes a base plate 410 for connecting and fixing the LED display module 200 and a telescopic stay 420, wherein one end of the telescopic stay 420 is hinged to the middle of the base plate 410 through a crank structure 430. In this way, after the bottom plate of the module rear maintenance tool 400 passes through the rear housing opening 112 of the LED housing 100 and is connected to the LED display module 200 through the screw structure, the telescopic stay 420 thereof is controlled to rotate the LED display module 200 by a predetermined angle, so that the LED display module 200 can be taken out from the rear housing opening 112 backwards for daily maintenance without opening a too large rear housing opening 112 in the LED housing 100. That is, the light and thin integrated LED box 100 can be realized, and the LED display module 200 can be controlled by using the module rear maintenance tool 400 to be taken out from the rear shell opening backwards sideways, so that the LED display module 200 is convenient for rear maintenance, and the potential safety hazard easily generated when the light and thin integrated box in the prior art is subjected to module rear maintenance is avoided.
As shown in fig. 3, two first fixing plates 440 and two second fixing plates 450 are sequentially disposed in the middle of the bottom plate 410, the telescopic stay 420 includes a hollow outer stay 421 and an inner stay 422, the two first fixing plates 440 are disposed at opposite intervals, a crank structure 430 is fastened between the two first fixing plates 440, the two second fixing plates 450 are disposed at opposite intervals, one end of the hollow outer stay 421 is fastened between the two second fixing plates 450, the length of the inner stay 422 is longer than that of the hollow outer stay 421, and one end of the inner stay 422 passes through the hollow outer stay 421 and is hinged with the crank structure 430. In this way, as shown in fig. 4, when the inner stay 422 stretches and contracts in the hollow outer stay 421, the crank structure 430 is driven to move and the bottom plate 410 is rotated, so as to finally realize the angle adjustment of the LED display module 200.
As shown in fig. 3, 4 and 5, the height of the first fixing plate 440 is higher than the height of the second fixing plate 450. The crank structure 430 is fastened and connected between the two first fixing plates 440 by a screw structure or a bolt structure. The two second fixing plates 450 are fastened to one end of the hollow outer supporting rod 421 by a screw structure or a bolt structure. The bottom plate 410 is provided with a plurality of module mounting holes 411 for connecting and fixing the LED display module 200. The module mounting holes 411 are gourd hole structures. The middle part of bottom plate 410 is provided with two module mounting holes 411, and is provided with screw limit structure 460 on two module mounting holes 411, and screw limit structure 460 includes limiting plate 461, limiting plate gasket 462 and the spring 463 at limiting plate 461 both ends. When the LED display module 200 is used, the screw on the LED display module 200 can penetrate through the hoist hole (namely the module mounting hole 411) to jack up the limiting plate 461 and then enter the narrow opening of the hoist hole, the limiting plate 461 is blocked and the screw is limited to move after being restored to the original position, and therefore the post-module maintenance tool 400 is fixed on the LED display module 200.
In addition, a circular baffle 470 is further sleeved on the outer side of the hollow outer supporting rod 421, so as to prevent the maintenance tool 400 from falling forward after the module is assembled. As shown in fig. 5, a safety rope 480 with a safety hook 481 is further connected to the circular baffle 470, and the safety hook 481 of the safety rope 480 is hung on the handle of the LED box 100 when the maintenance tool 400 is used after the module is used.
When the post-module maintenance is performed, the safety hook 481 is firstly hung on the handle of the LED box body 100, the bottom plate 410 of the post-module maintenance tool 400 is connected with the LED display module 200, the LED display module 200 is loosened (namely, the LED display module 200 is separated from the LED box body 100), then the inner supporting rod 422 and the hollow outer supporting rod 421 of the post-module maintenance tool 400 are controlled to rotate for a certain angle, so that the post-module maintenance tool can be smoothly taken out from the rear shell opening 112 of the LED box body 100 for maintenance, the post-module maintenance tool 400 is used for loading the LED display module 200 into the LED box body 100 from the rear shell opening 112, and the post-module maintenance tool 400 is taken out after the LED display module 200 is locked through the module locking structure 300.
Example two
As shown in fig. 6, the second embodiment of the present invention further provides a post-maintenance method for an LED display screen, which is applied to the LED display screen 1 in the first embodiment, and includes the following steps:
step S110: and the bottom plate of the module rear maintenance tool penetrates through the rear shell opening and is fixedly connected with the back surface of the corresponding LED display module.
Specifically, as shown in fig. 1 and 2, the LED box 100 includes a box back shell 110, a plurality of module mounting locations 111 are disposed on a front surface of the box back shell 110, a plurality of LED display modules 200 are correspondingly mounted on each module mounting location 111, a back shell opening 112 penetrating through the box back shell 110 is disposed on each module mounting location 111, and a height of the back shell opening 112 is greater than a width of the LED display module 200, and a width of the back shell opening 112 is greater than a thickness of the LED display module 200. In this way, the LED display module 200 can be taken out from the rear housing opening 112 sideways, but since the rear housing opening 112 is limited in size, the module post-maintenance tool 400 shown in fig. 3 is needed to help, i.e. the bottom plate 410 of the module post-maintenance tool 400 is first passed through the rear housing opening 112 to be fastened and connected with the back surface of the corresponding LED display module 200 through the screw structure.
Step S120: the LED display modules are loosened from the corresponding module installation positions, and the LED display modules are controlled to rotate by a preset angle through the telescopic supporting rods of the module rear maintenance tool, so that the LED display modules are taken out from the rear shell opening backwards for daily maintenance.
Specifically, as shown in fig. 1, the LED display module 200 of the present embodiment is fastened to the corresponding module mounting site 111 by a plurality of module locking structures 300, and thus, the steps of releasing the LED display module 200 from the corresponding module mounting site 111 of the present embodiment are as follows:
step S121: the fastener is controlled to drive the sliding bar to move up and down.
Step S122: when the locking tenons on the two sliding strips leave the corresponding elastic locking pieces, the LED display module can be loosened from the corresponding module installation positions.
When the LED display module 200 is released from the corresponding module mounting position 111 through the above steps, the telescopic stay 420 of the post-module maintenance tool 400 can control the LED display module 200 to rotate by a predetermined angle, so as to take out the LED display module 200 from the rear housing opening 112 backwards for daily maintenance. Similarly, the module post-maintenance tool 400 is used to insert the LED display module 200 into the LED box 100 from the rear housing opening 112, and the module post-maintenance tool 400 is taken out after the LED display module 200 is locked by the module locking structure 300.
The LED box body of the LED display screen comprises a box body rear shell, a plurality of module installation positions are arranged on the front surface of the box body rear shell, a plurality of LED display modules are installed in a one-to-one correspondence mode, a rear shell opening penetrating through the box body rear shell is formed in each module installation position, the height of the rear shell opening is larger than the width of the LED display module, and the width of the rear shell opening is larger than the thickness of the LED display module. Therefore, by using the tool, the corresponding LED display module can be controlled to rotate by a certain angle so as to take out the LED display module backwards from the corresponding rear shell opening sideways, daily maintenance is performed, and the whole operation process is simple and convenient and has no potential safety hazard. Therefore, according to the technical scheme, when the light and thin integrated LED box body can be realized, the LED display module can be controlled by using the tool to be taken out backwards from the rear shell opening, so that the module is convenient to carry out post-maintenance, and the potential safety hazard easily generated when the light and thin integrated LED box body in the prior art is used for carrying out post-maintenance of the module is avoided.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, and yet fall within the scope of the invention.
Claims (7)
1. The LED display screen is characterized by comprising a plurality of LED box units and a module rear maintenance tool, wherein each LED box unit comprises an LED box body and a plurality of LED display modules, each LED box body comprises a box rear shell, a plurality of module installation positions are arranged on the front surface of each box rear shell and are used for installing a plurality of LED display modules in a one-to-one correspondence manner, each module installation position is provided with a rear shell opening penetrating through the box rear shell, the height of each rear shell opening is larger than the width of each LED display module, the width of each rear shell opening is larger than the thickness of each LED display module, and the width of each rear shell opening is smaller than the width of each LED display module, so that the LED display modules are taken out backwards from the rear shell opening in a side-to-side manner;
The LED display modules are fastened on the corresponding module mounting positions through a plurality of module locking structures; the module locking structure comprises a fastener, a sliding bar, a sliding groove and a plurality of elastic locking pieces, wherein the sliding groove is arranged on the module installation position, the sliding bar is accommodated in the sliding groove, the fastener penetrates through the rear surface of the rear case of the case body to drive the sliding bar to slide in the sliding groove, the surface of the sliding bar is provided with a plurality of locking tenons, the plurality of elastic locking pieces are arranged on the LED display module, and the plurality of elastic locking pieces are correspondingly clamped and connected with the plurality of locking tenons, so that the LED display module is fastened on the corresponding module installation position;
the post-module maintenance tool comprises a bottom plate and a telescopic supporting rod, wherein the bottom plate is used for connecting and fixing the LED display module, and one end of the telescopic supporting rod is hinged with the middle of the bottom plate through a crank structure.
2. The LED display screen of claim 1, wherein the LED housing further comprises two U-shaped cross beams fixedly mounted on the upper side of the rear surface and the lower side of the rear surface of the rear housing of the housing, respectively.
3. The LED display screen of claim 1, wherein the LED housing further comprises a control box electrically connected to the plurality of LED display modules, respectively.
4. The LED display screen of claim 1, wherein the module locking structure comprises two sliding strips, two sliding grooves and a sliding strip fixing piece, the two sliding grooves are relatively arranged on the module installation position at intervals, the two sliding strips are accommodated in the sliding grooves in a one-to-one correspondence manner, the two sliding strips are fastened and connected through the sliding strip fixing piece, and the fastening piece is connected with the sliding strip fixing piece.
5. The LED display screen of any one of claims 1 to 4, wherein the rear surface of the rear case of the case is further provided with a plurality of opening covers for covering a plurality of the rear case openings in one-to-one correspondence.
6. A method for post-maintenance of an LED display screen, applied to the LED display screen according to any one of claims 1 to 5, comprising the steps of:
Passing a bottom plate of the module rear maintenance tool through the rear shell opening and fixedly connecting the bottom plate with the back surface of the corresponding LED display module;
Loosening the LED display module from the corresponding module installation position, and controlling the LED display module to rotate by a preset angle through a telescopic stay bar of the module rear maintenance tool so as to take out the LED display module from the rear shell opening backwards sideways for daily maintenance.
7. The LED display screen post-maintenance method of claim 6, wherein said step of releasing said LED display module from the respective module mounting locations comprises:
driving the sliding bar to move up and down by controlling the fastener;
When the locking tenons on the sliding strip are separated from the corresponding elastic locking pieces, the LED display module can be loosened from the corresponding module installation positions.
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| CN201811584873.6A CN109599036B (en) | 2018-12-24 | 2018-12-24 | LED display screen and post-maintenance method thereof |
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| CN201811584873.6A CN109599036B (en) | 2018-12-24 | 2018-12-24 | LED display screen and post-maintenance method thereof |
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| CN109599036B true CN109599036B (en) | 2024-06-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201749637U (en) * | 2010-05-25 | 2011-02-16 | 深圳市洲明科技股份有限公司 | LED display screen |
| CN209133128U (en) * | 2018-12-24 | 2019-07-19 | 深圳蓝普科技有限公司 | LED display |
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