CN113223418A - Front-maintenance large-screen display device and installation method - Google Patents
Front-maintenance large-screen display device and installation method Download PDFInfo
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- CN113223418A CN113223418A CN202110316808.0A CN202110316808A CN113223418A CN 113223418 A CN113223418 A CN 113223418A CN 202110316808 A CN202110316808 A CN 202110316808A CN 113223418 A CN113223418 A CN 113223418A
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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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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0204—Mounting supporting structures on the outside of casings
Abstract
The invention provides a front-maintenance large-screen display device and an installation method thereof, wherein the large-screen display device comprises a frame, a plurality of front-maintenance box body modules, a connecting module and a lamp panel for display; the box body modules are provided with a box body front side, a box body back side and four box body side faces, the box body back side and the four box body side faces are enclosed to form a cavity, the display module can be prefabricated in the cavity, and adjacent box body side faces in different box body modules are spliced together up and down or left and right through the connecting modules to form a flat display face; the lamp panel is detachably connected to the front side of the box body through the magnetic attraction assembly and can cover the cavity; the side surface of the box body is at least provided with an installation position, the installation position comprises a first hole, a second hole and a positioning column, and the positioning column is arranged in the first hole; the connecting module is respectively connected in the second holes on the side surfaces of the two boxes and can attach the side surfaces of the two boxes together. The invention has the advantages of compact structure, pure maintenance, simple maintenance and convenient installation.
Description
Technical Field
The invention belongs to the technical field of display equipment, and particularly relates to front-maintenance large-screen display equipment based on modular design; also relates to a mounting method.
Background
With the development of science and technology, the large LED screen has the unique advantage, is widely applied to various places such as entertainment and sports, financial securities, traffic stations, organs and enterprises and the like, and becomes the most common display media for information dissemination, news release and advertising.
The LED display module is a display mode by controlling semiconductor light emitting diodes, generally comprises a plurality of light emitting diodes, and displays characters by means of on and off of LED light source lamps during specific work. When the display screen is implemented, the display screen can be used for displaying various information such as characters, graphs, images, animation, quotations, videos, video signals and the like.
The LED display module can be used for indoor environment and outdoor environment, and has the advantages that a projector, a television wall and a liquid crystal display screen cannot be compared. The LED display module is widely regarded and rapidly developed, which is not separated from the advantages of the LED display module. These advantages are summarized as follows: high brightness, low operating voltage, low power consumption, miniaturization, long service life, etc.
In order to enable a plurality of LED display modules to be assembled to form a large-scale LED display screen, the LED display modules are respectively fixed on an integral frame of the LED display screen in the specific practice, the traditional LED display modules are all fixed on the integral frame of the LED display screen through fixed connecting parts such as screws, and the connecting mode is very complicated in operation steps in later-stage maintenance and module replacement and is not beneficial to later-stage maintenance and replacement; a front maintenance display screen is thus present.
For example, chinese patent 201010528574.8 discloses a front-end maintenance display screen, which includes a frame and at least two modules; the frame is provided with a mounting position corresponding to each module, the shape and the size of the mounting position are consistent with those of the modules, and the mounting position is used for placing the corresponding module; at least one side surface of each module is provided with at least one raised fixing shaft, and the mounting position is provided with at least one groove matched with the fixing shaft on the display surface of the display screen and used for placing the fixing shaft respectively; each groove is also provided with a groove cover and a locking unit for tightly locking and fixing the fixed shaft in the corresponding groove.
For another example, chinese patent 202010648207.5 discloses an LED box module, an LED large screen display device and a method of installing the same. The LED box body module comprises a plurality of front maintenance box bodies and a front connecting plate, and adjacent front maintenance box bodies are connected through the front connecting plate. The front maintenance box body comprises a bottom plate, an upper side surface, a left side surface, a lower side surface and a right side surface, wherein the upper side surface, the left side surface, the lower side surface and the right side surface are encircled on the periphery of the bottom plate. Each side surface is respectively provided with two connecting notches which are respectively arranged at the two ends of the side surface. The connecting notches on adjacent sides are arranged to form locating corner posts at the four corners of the open end of the front maintenance box. The connecting notches of adjacent front maintenance boxes are communicated to form a front connecting plate mounting groove.
The existing display equipment separates the box body from the display module and then assembles on site, and the mode has high installation requirements, can cause structural instability once the assembling precision is insufficient in an ultrathin structure, and also needs to be wired and designed, thereby increasing great difficulty for site installation.
Based on this, the application provides a maintenance-ahead large screen display device which does not need wiring and is assembled quickly and an installation method.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the front-maintenance large-screen display equipment and the installation method, and the front-maintenance large-screen display equipment has the advantages of compact structure, pure front maintenance, simple maintenance and convenient installation.
In order to achieve the above object, in one aspect, the present invention provides a front-maintenance large-screen display device, which includes a frame, a plurality of front-maintenance box modules, a connection module, and a lamp panel for display;
the box body modules are provided with a box body front side, a box body back side and four box body side faces, the box body back side and the four box body side faces are enclosed to form a cavity, the display module can be prefabricated in the cavity, and adjacent box body side faces in different box body modules are spliced together up and down or left and right through the connecting modules to form a flat display face;
the lamp panel is detachably connected to the front side of the box body through the magnetic attraction assembly and can cover the cavity;
the side surface of the box body is at least provided with an installation position, the installation position comprises a first hole, a second hole and a positioning column, and the positioning column is arranged in the first hole;
the connecting module is respectively connected in the second holes on the side surfaces of the two boxes and can attach the side surfaces of the two boxes together.
According to another embodiment of the invention, the connecting module comprises a positioning rod, a limiting pin and a rotation screw head for adjusting the extension length of the positioning rod, the second hole is a strip-shaped hole, one end of the positioning rod is provided with a small hole, the limiting pin passes through the small hole and can be positioned in the second hole to limit the rotation of the positioning rod, the rotation screw head is in threaded connection with the other end of the positioning rod to drive the positioning rod to extend out of the second hole, an inclined locking groove is arranged on the end face of at least one second hole in the group of opposite box side faces, and the limiting pin extending out of the second hole can rotate by a certain angle and is positioned in the locking groove.
According to another specific embodiment of the invention, the connection module further comprises a spring and a spring seat, the spring seat is mounted on the side surface of the box body and sleeved outside the positioning rod, the spring is sleeved on the positioning rod, one end of the spring abuts against the spring seat, and the other end of the spring abuts against the self-rotating screw head.
According to another embodiment of the present invention, a spinning screw head includes a body portion having a thread and a screw head portion having a plurality of holes distributed along an array of spinning axes thereof.
According to another embodiment of the invention, the first holes on the opposite group of box side surfaces have different diameters, the positioning column is in a step shape, and the positioning column is in close fit connection with the first holes.
According to another embodiment of the invention, the side surface of the box body is provided with a quick plug module for electric connection, and the quick plug module is connected with the display module.
According to another embodiment of the present invention, the frame includes a support, a cross beam mounted on the support, and four side frames, the box modules being mountable on the cross beam, the four side frames being assembled on different box modules and positioned around the flat display surface formed by the splicing.
According to another embodiment of the invention, the cross beam comprises a support plate and a connecting plate, the connecting plate is connected to the support plate through bolts, four corners of the back surface of the box body are provided with convex connecting pedestals, third holes are formed in the connecting pedestals, fourth holes are formed in the connecting plate, the fourth holes are in a group of two or four, and the back surface of the box body is fixed on the connecting plate through bolts penetrating through the third holes and the fourth holes.
According to another embodiment of the invention, the stent is herringbone or L-shaped.
In another aspect, the present invention further provides an installation method of the front-maintenance large screen display device, including the following steps:
step S10, splicing the box modules in pairs according to the designed size
S11, prefabricating the display module in a cavity in the box body module;
s12, splicing the two box side faces of the two box modules up and down or left and right through a connecting module, and connecting the display modules in the two box modules;
s13, splicing the box modules in sequence to form an assembled box;
step S20, mounting of side frame
Connecting four side frames to the upper side, the lower side, the left side and the right side of the formed assembled box body respectively, wherein each box body module positioned on the four sides of the assembled box body is connected with the four side frames through bolts;
step S30, mounting of connecting plate
Mounting a connecting plate on each box body module of one row or two rows on the middle part of the assembled box body through bolts; or the like, or, alternatively,
two connecting plates are arranged on one row or two rows of box body modules on the upper half part and the lower half part of the assembly box body through bolts;
wherein, the four corners of the back of the box body are provided with convex connecting pedestals, and the connecting pedestals in each box body module in a row are arranged on the connecting plate; or the connecting pedestals in each box body module in the two rows are arranged on the connecting plate;
step S40, mounting of frame
S41, fixedly mounting the support plate and the connecting plate through bolts;
s42, mounting the support plate on the bracket through a bolt, and adjusting the support plate to a proper height;
step S40, installing lamp panel
The lamp panel is connected to the front side of the box body through the magnetic attraction assembly to form a flat display screen.
The invention has the following beneficial effects:
the box body module is of a pure front maintenance structure, preferably, the back surface of the box body and the side surfaces of the box body are not detachable and integrally formed, the display module is placed in a cavity formed by enclosing the back surface of the box body and the four side surfaces of the box body, the display module can be assembled in advance, in the assembling process of the box body module, the installation and connection of different display modules are completed synchronously, and the assembling is convenient;
according to the invention, adjacent box side surfaces in different box modules are spliced up and down or left and right through the connecting module to form a flat display surface, and the lamp panels are connected to the front surfaces of the boxes of the box modules one by one through the magnetic suction assemblies to form a flat display screen.
When the box body module is assembled, pre-positioning connection is firstly carried out through the positioning columns, then connection and locking are carried out through the connecting modules, and the plurality of box body modules are sequentially spliced up and down or left and right to form the flat display equipment.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic view of a frame structure of embodiment 1 of the present invention;
FIG. 3 is a schematic view of the structure of a cross beam according to embodiment 1 of the present invention;
FIG. 4 is a schematic diagram of the splicing state of four box modules in embodiment 1 of the present invention;
FIG. 5 is a schematic view of the internal structure of a single case module according to embodiment 1 of the present invention;
FIG. 6 is a schematic view of another perspective of FIG. 5;
FIG. 7 is a schematic structural diagram of the back side of a single box module in embodiment 1 of the present invention;
FIG. 8 is an enlarged schematic view at A in FIG. 5;
FIG. 9 is an enlarged schematic view at B in FIG. 6;
FIG. 10 is an enlarged schematic view at C of FIG. 6;
fig. 11 is a schematic structural diagram of a connection module according to embodiment 1 of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
Example 1
The embodiment provides a front-maintenance large-screen display device, as shown in fig. 1 to 10, which includes a frame 100, a plurality of front-maintenance box modules 200, a display module 300, a connection module 400, and a lamp panel 500 for display.
The box body module 200 has a box body front face 210, a box body back face 220 and four box body side faces 230, the box body back face 220 and the four box body side faces 230 enclose to form a cavity 200a, the display module assembly 300 can be prefabricated in the cavity 200a to simplify assembly, and adjacent box body side faces 230 in different box body modules 200 are spliced up and down or spliced left and right through the connecting module 400 to form a flat display face, as shown in fig. 4.
The lamp panel 500 is detachably connected to the front surface 210 of the case body through a magnetic component and can cover the cavity 200a, wherein the magnetic component can adopt a magnetic unit in, for example, publication No. 104835423 or a magnetic structure in publication No. 111627352, and the lamp panel 500 is installed at the front end without limitation of specific structures.
The frame 100 is used as a supporting structure for supporting the box modules 200, and can place the spliced box modules 200, so that the spliced box modules 200 can be freely placed;
the frame 100 includes two supports 110, two beams 120 and four side frames 130, wherein the two supports 110 are arranged side by side from left to right, the two beams 120 are arranged side by side from top to bottom and mounted on the supports 110, the box modules 200 can be mounted on the beams 120, and the four side frames 130 are assembled on different box modules 200 and positioned around a flat display surface formed by splicing.
Specifically, as shown in fig. 2 and 3, the bracket 110 includes a supporting leg 111 and a vertical beam 112, the supporting leg 111 includes a connecting plate 1111 for connection and a horizontal plate 1112 for support, the horizontal plate 1112 is perpendicular to the cross beam 120, and the horizontal plate 1112 is connected to the vertical beam 112 through the connecting plate 1111;
the legs 111 preferably have an inverted chevron shape as shown, and may be L-shaped in other examples.
The cross beam 120 includes a support plate 121 and a plurality of mounting plates 122;
wherein the support plate 121 is located between the two brackets 110, the support plate 121 is connected to the vertical beams 112 of the two brackets 110 by the transverse bolts, respectively, the mounting plate 122 is connected to the support plate 121 by the longitudinal bolts, and the thickness of the support plate 121 is preferably the same as that of the vertical beams 112.
Further, as shown in fig. 3, the mounting plate 122 includes an upper half plate 1221 and a lower half plate 1222, the lower half plate 1222 is connected to the support plate 121, the thickness of the lower half plate 1222 is greater than the thickness of the upper half plate 1221, the outer side surface of the lower half plate 1222 is flush with the outer side surface of the upper half plate 1221, and the inner side surface of the lower half plate 1222 is attached to the support plate 121.
Still further, as shown in fig. 7, four corners of the box back 220 have convex connection bases 221, a third hole 222 is provided on the connection base 221, a plurality of fourth holes 1223 are provided on the mounting plate 122, one set of two or four of the fourth holes 1223, and a part of the fourth holes 1223 are slotted holes with side openings (upward), and the box back 220 is fixed on the mounting plate 122 by a connection bolt passing through the third hole 222 and the fourth hole 1223.
The mounting plates 122 in this embodiment have pins 1224 at one end and slots 1225 at the other end, and adjacent mounting plates 122 are mated with the slots 1225 via the pins 1224.
Among them, a power control sheet, a speaker, a button, etc. may be disposed at the lower side frame 130, and the protection plate 140 may be used to reinforce and protect the same.
The specific splicing structure in this embodiment is shown in fig. 4 to 11, each case side surface 230 is provided with two connecting positions 240 and one quick plug 250, the quick plug 250 is electrically connected to the display module 300, each connecting position 240 is provided with a first hole 241 and a second hole 242, a positioning column 243 is arranged in the first hole 241, the connecting module 400 is arranged at the second hole 242, the case side surfaces 230 of two different case modules 200 can be electrically connected through the quick plug 250 when being spliced up and down or spliced left and right through the positioning column 243, and the two case side surfaces 230 are attached together through the connecting module 400 to be locked.
Specifically, the first holes 241 on the set of opposite box side surfaces 230 have different diameters, the positioning column 243 is stepped, and the positioning column 243 is tightly connected with the two first holes 241 having different diameters in a matching manner, so as to achieve pre-tightening and positioning.
More specifically, a locking bolt 244 for locking the positioning column 243 in the first hole 241 may be further provided, and after the positioning column 243 is completely matched with the two first holes 241, locking may be performed by the locking bolt 244.
As shown in fig. 8 to 11, the connection module 400 includes a positioning rod 410, a stopper pin 420, and a rotation screw head 430 for adjusting the extension length of the positioning rod 410, a spring 440, and a spring seat 450.
The spring seat 450 is mounted on the box body side face 230, the second hole 242 is a strip-shaped hole, the positioning rod 410 penetrates through the spring seat 450 and is located in the second hole 242, one end of the positioning rod 410 is provided with a small hole 460 along the radial direction of the positioning rod, the limiting pin 420 penetrates through the small hole 460 and can be located in the second hole 242 to limit the rotation of the positioning rod 410, the rotation screw head 430 is in threaded connection with the other end of the positioning rod 410 to drive the positioning rod 410 to extend out of or retract into the second hole 242, the spring 440 is sleeved on the positioning rod 410, one end of the spring 440 abuts against the spring seat 450, and the other end of the spring 440 abuts against the rotation screw head 430.
Specifically, the rotation screw head 430 has a groove 470 for the spring 440 to abut against, and correspondingly, a similar groove structure is also provided at the spring seat 450 for limiting the two ends of the spring 440.
Further, an inclined locking groove 231 is formed at an end surface of one second hole 242 of the opposing set of case body side surfaces 230, the stopper pin 420 protruding from the second hole 242 can be rotated by a certain angle to be located in the locking groove 231, for example, the locking groove 231 is perpendicular to the second hole 242, and the stopper pin 420 protruding from the second hole 242 can be rotated by an angle to be located in the locking groove 231.
A preferred self-rotating screw head 430 in this embodiment is:
comprises a main body part 431 and a screw head part 432, the main body part is provided with screw threads, the screw head part 432 is provided with a plurality of holes 433 distributed along the rotation axis array, and the positioning rod 410 is driven to extend or retract by a tool such as a rod inserted into the holes 433 to rotate forwards or reversely at a certain angle.
In the embodiment, the two tank modules 200 can be spliced up and down or left and right according to a set position, pre-positioning and pre-tightening are firstly carried out according to the positioning column 243, then the self-rotating screw head 430 is rotated to lock, finally the locking bolt 244 is screwed to lock the positioning column 243, and the quick plugs 250 on the two tank modules 200 are also matched and connected in the process; the above process is repeated to complete the splicing, and the lamp panel 500 is connected to the front surface 210 of the box body of each box body module 200 through the magnetic attraction component after the splicing is completed, so that a flat display screen is formed.
Example 2
The embodiment provides an installation method of a large-screen display device, which is used for installing the large-screen display device in embodiment 1 and comprises the following steps:
step S10, splicing the box modules in pairs according to the designed size
S11, prefabricating the display module in a cavity in the box body module;
s12, splicing the two box side faces of the two box modules up and down or left and right through a connecting module, and connecting the display modules in the two box modules;
s13, splicing the box modules in sequence to form an assembled box;
step S20, mounting of side frame
Connecting four side frames to the upper side, the lower side, the left side and the right side of the formed assembled box body respectively, wherein each box body module positioned on the four sides of the assembled box body is connected with the four side frames through bolts;
step S30, mounting of mounting plate
Mounting the mounting plate on each box body module of one row or two rows on the middle part of the assembled box body through bolts; or the like, or, alternatively,
two mounting plates are mounted on one row or two rows of box body modules on the upper half part and the lower half part of the assembly box body through bolts;
wherein, the four corners of the back of the box body are provided with convex connecting pedestals, and the connecting pedestals in each box body module in a row are arranged on the mounting plate; or the connecting pedestals in each box body module in the two rows are arranged on the mounting plate;
step S40, mounting of frame
S41, fixedly mounting the support plate and the mounting plate through bolts;
s42, mounting the support plate on the bracket through a bolt, and adjusting the support plate to a proper height;
step S40, installing lamp panel
The lamp panel is connected to the front side of the box body through the magnetic attraction assembly to form a flat display screen.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (10)
1. A front maintenance large screen display device comprises a frame, a plurality of front maintenance box body modules, a connecting module and a display lamp panel;
the box body module is provided with a box body front side, a box body back side and four box body side faces, the box body back side and the four box body side faces are enclosed to form a cavity, the display module can be prefabricated in the cavity, and the adjacent box body side faces in different box body modules are spliced together up and down or left and right through the connecting module to form a flat display face;
the lamp panel is detachably connected to the front side of the box body through a magnetic attraction assembly and can cover the cavity;
the side surface of the box body is at least provided with an installation position, the installation position comprises a first hole, a second hole and a positioning column, and the positioning column is arranged in the first hole;
the connecting module is respectively connected with the second holes on the side surfaces of the two boxes and can attach the side surfaces of the two boxes together.
2. The front maintenance large screen display device according to claim 1, wherein the connection module includes a positioning rod, a stopper pin, and a rotation screw head for adjusting the extension length of the positioning rod, the second hole is a bar-shaped hole, a small hole is provided at one end of the positioning rod, the stopper pin passes through the small hole and can be located in the second hole to limit the rotation of the positioning rod, the rotation screw head is in threaded connection with the other end of the positioning rod to drive the positioning rod to extend from the second hole, wherein an inclined locking groove is provided at an end surface of at least one of the second holes in a set of opposing box side surfaces, and the stopper pin extending from the second hole can be rotated by a certain angle to be located in the locking groove.
3. The large screen display device for front maintenance of claim 2, wherein the connection module further comprises a spring and a spring seat, the spring seat is mounted on the side surface of the box body and sleeved outside the positioning rod, the spring is sleeved on the positioning rod, one end of the spring abuts against the spring seat, and the other end of the spring abuts against the self-rotating screw.
4. The front maintenance large screen display device according to claim 2, wherein the self-rotating screw head includes a main body portion having a screw thread and a screw head portion having a plurality of holes distributed along an array of self-rotating axes thereof.
5. The front-maintenance large-screen display device as claimed in claim 2, wherein the first holes on the opposite set of side faces of the box body have different diameters, the positioning column is stepped, and the positioning column is in tight fit connection with the first holes.
6. The front-maintenance large-screen display device of claim 1, wherein the side of the box body is provided with a quick plug module for electrical connection, and the quick plug module is connected with the display module.
7. The front maintenance large screen display device of claim 1, wherein the frame comprises supports, beams and four side frames, the beams are mounted on the supports, the cabinet modules can be mounted on the beams, and the four side frames are assembled on different cabinet modules and located around a flat display surface formed by splicing.
8. The front maintenance large screen display device according to claim 7, wherein the cross member includes a support plate and a mounting plate, the mounting plate is connected to the support plate by bolts, four corners of the back surface of the box body have convex connection bases, a third hole is provided on the connection bases, a fourth hole is provided on the mounting plate, the fourth hole is in two or four groups, and the back surface of the box body is fixed to the mounting plate by bolts passing through the third hole and the fourth hole.
9. The front maintenance large screen display device of claim 7, wherein the stand is herringbone or L-shaped.
10. A method of installing a front maintenance large screen display device according to any one of claims 1 to 9, comprising the steps of:
step S10, splicing the box modules in pairs according to the designed size
S11, prefabricating the display module in a cavity in the box body module;
s12, splicing the two box side faces of the two box modules up and down or left and right through a connecting module, and connecting the display modules in the two box modules;
s13, splicing the box modules in sequence to form an assembled box;
step S20, mounting of side frame
Connecting four side frames to the upper side, the lower side, the left side and the right side of the formed assembled box body respectively, wherein each box body module positioned on the four sides of the assembled box body is connected with the four side frames through bolts;
step S30, mounting of mounting plate
Mounting the mounting plate on each box body module of one row or two rows on the middle part of the assembled box body through bolts; or the like, or, alternatively,
two mounting plates are mounted on one row or two rows of box body modules on the upper half part and the lower half part of the assembly box body through bolts;
wherein, the four corners of the back of the box body are provided with convex connecting pedestals, and the connecting pedestals in each box body module in a row are arranged on the mounting plate; or the connecting pedestals in each box body module in the two rows are arranged on the mounting plate;
step S40, mounting of frame
S41, fixedly mounting the support plate and the mounting plate through bolts;
s42, mounting the support plate on the bracket through a bolt, and adjusting the support plate to a proper height;
step S40, installing lamp panel
The lamp panel is connected to the front side of the box body through the magnetic attraction assembly to form a flat display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110316808.0A CN113223418A (en) | 2021-03-25 | 2021-03-25 | Front-maintenance large-screen display device and installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110316808.0A CN113223418A (en) | 2021-03-25 | 2021-03-25 | Front-maintenance large-screen display device and installation method |
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| Publication Number | Publication Date |
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| CN113223418A true CN113223418A (en) | 2021-08-06 |
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| CN202110316808.0A Pending CN113223418A (en) | 2021-03-25 | 2021-03-25 | Front-maintenance large-screen display device and installation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115133290A (en) * | 2022-08-01 | 2022-09-30 | 北京中科睿信科技有限公司 | Quick splicing low-cost antenna array based on antenna units and method thereof |
| WO2023040608A1 (en) * | 2021-09-16 | 2023-03-23 | 京东方科技集团股份有限公司 | Display device |
-
2021
- 2021-03-25 CN CN202110316808.0A patent/CN113223418A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023040608A1 (en) * | 2021-09-16 | 2023-03-23 | 京东方科技集团股份有限公司 | Display device |
| CN115133290A (en) * | 2022-08-01 | 2022-09-30 | 北京中科睿信科技有限公司 | Quick splicing low-cost antenna array based on antenna units and method thereof |
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