CN111489663A - Connecting device of L ED display screen - Google Patents
Connecting device of L ED display screen Download PDFInfo
- Publication number
- CN111489663A CN111489663A CN202010445849.5A CN202010445849A CN111489663A CN 111489663 A CN111489663 A CN 111489663A CN 202010445849 A CN202010445849 A CN 202010445849A CN 111489663 A CN111489663 A CN 111489663A
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- convex strip
- connecting piece
- angle
- display screen
- piece
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a connecting device of an L ED display screen, which comprises at least two right-angle connecting pieces, wherein each right-angle connecting piece comprises a box connecting piece, the back surface of each box connecting piece is provided with a first convex strip and a second convex strip which are perpendicular to each other, the side surface of each first convex strip is provided with an adjusting screw hole and a connecting through hole, the side surface of each second convex strip is provided with a connecting screw hole, when the adjacent right-angle connecting pieces are connected, an adjusting bolt is in threaded connection with the adjusting screw hole of the first convex strip in one right-angle connecting piece, the end part of the adjusting bolt abuts against the side surface of the second convex strip in the other right-angle connecting piece, and the connecting bolt penetrates through the connecting through hole of the first convex strip in one right-angle connecting piece and is in threaded connection with the connecting screw hole of the second convex strip in the other right-angle connecting piece.
Description
Technical Field
The invention relates to the technical field of L ED display screens, in particular to a connecting device of a L ED display screen.
Background
L ED display screen is formed by the concatenation of a plurality of L ED display module group L ED display module group is including the box with install in the positive display lamp plate of box L ED display screen generally adopts parts such as box limit lock, pull lock or connection piece to carry out L ED display module group's assembling, the lamp plate face of L ED display screen is constituteed to a plurality of display lamp plates, the lamp plate face is the display surface, be used for the picture display, wherein, lamp plate face concatenation is more level and smooth, the roughness is lower more, the better the display effect of L ED display screen.
Patent document with publication number CN 202580508U discloses a L ED display screen connecting sheet, which connects the back of the box of four L ED display modules through a connecting sheet body, however, the connecting sheet can only adjust the front and back position of the box, but cannot adjust the left and right and up and down positions, so that it is difficult to ensure the flatness of the panel surface of the light in the L ED display screen.
Disclosure of Invention
The invention aims to solve the technical problem that the flatness of a L ED display module cannot be adjusted front, back, left, right and up and down by providing a connecting device of an L ED display screen according to the defects of the prior art.
The technical scheme of the invention is realized as follows:
a connecting device of an L ED display screen comprises at least two right-angle connecting pieces, wherein each right-angle connecting piece comprises a box body connecting piece, the back of each box body connecting piece is provided with a first convex strip and a second convex strip which are perpendicular to each other, the side surface of each first convex strip is provided with an adjusting screw hole and a connecting through hole, and the side surface of each second convex strip is provided with a connecting screw hole;
when the adjacent right-angle connecting pieces are connected: the adjusting bolt is in threaded connection with an adjusting screw hole of the first convex strip in one right-angle connecting piece, and the end part of the adjusting bolt abuts against the side surface of the second convex strip in the other right-angle connecting piece; and the connecting bolt penetrates through the connecting through hole of the first convex strip in one right-angle connecting piece to be in threaded connection with the connecting screw hole of the second convex strip in the other right-angle connecting piece.
Further, the box body connecting sheet is provided with a fixing hole.
Furthermore, the front surface of the box body connecting sheet is provided with a positioning lug.
Further, the device also comprises a U-shaped sheet and a square tube; the U-shaped sheets are fixed on the back surfaces of the two adjacent connected right-angle connecting pieces, and the U-shaped sheets are fixed on the square tubes.
Furthermore, fastening through holes are formed in two ends of the U-shaped piece, fastening screw holes are formed in the back faces of the first protruding strip and the second protruding strip, and fastening bolts penetrate through the fastening holes and are in threaded connection with the fastening screw holes.
By adopting the technical scheme, the adjustable LED display screen has the advantages that the left-right gap and the upper-lower gap between the adjacent right-angle connecting pieces are changed by adjusting the depth of the adjusting bolts in the adjusting screw holes, so that the position of the box body in the L ED display screen is adjusted left, right, up and down, meanwhile, the front-back gap between the connecting pieces and the box body is changed by adjusting the depth of the fixing bolts in the fixing screw holes, so that the position of the box body in the L ED display screen is adjusted front and back, the lamp panel surface is ensured to be positioned on the same plane, and the L ED display screen achieves the best display effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the embodiment.
FIG. 2 is an exploded view of the embodiment.
FIG. 3 is an assembly diagram of the embodiment and a four-box body.
In the figure, 10-right-angle connector, 11-box connecting piece, 12-first convex strip, 13-second convex strip, 21-adjusting screw hole, 22-adjusting bolt, 31-connecting through hole, 32-connecting screw hole, 33-connecting bolt, 41-fixing hole, 42-fixing bolt, 51-U-shaped piece, 52-square tube, 61-fastening through hole, 62-fastening screw hole, 63-fastening bolt and 70-box body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, in an embodiment of the invention, a connecting device of an L ED display screen includes four right-angle connectors 10, where the right-angle connectors 10 include a box connecting plate 11, a first protruding strip 12 and a second protruding strip 13 are disposed on a back surface of the box connecting plate 11, the first protruding strip 12 is perpendicular to the second protruding strip 13, a side surface of the first protruding strip 12 is provided with an adjusting screw hole 21 and a connecting through hole 31, and a side surface of the second protruding strip 13 is provided with a connecting screw hole 32, where the box connecting plate 11 is used for connecting with a back surface of a corner of a box 70 in a L ED display module.
When the adjacent right-angle connecting pieces 10 are connected: the adjusting bolt 22 is in threaded connection with the adjusting screw hole 21 of the first convex strip 12 in one right-angle connector 10, and the end part of the adjusting bolt 22 abuts against the side surface of the second convex strip 13 in the other right-angle connector 10; the connecting bolt 33 passes through the connecting through hole 31 of the first convex strip 12 in one right-angle connector 10 and is in threaded connection with the connecting screw hole 32 of the second convex strip 13 in the other right-angle connector 10.
The case connecting piece 11 is provided with a fixing hole 41, and the front surface of the case connecting piece 11 is provided with a positioning bump (not shown in the figure). Wherein, the back of the corner of the case 70 is provided with a fixing screw hole (not shown) and a positioning groove (not shown).
When the box body 70 is connected with the right-angle connecting piece 10: the positioning convex block is embedded into the positioning groove, and the fixing bolt 42 passes through the fixing hole 41 and is in threaded connection with the fixing screw hole.
When the flatness of the surface of the lamp panel is adjusted, the left-right gap and the up-down gap between the adjacent right-angle connecting pieces 10 are changed by adjusting the depth of the adjusting bolts 22 in the adjusting screw holes 21, so that the position of the box body 70 in the L ED display screen is adjusted left, right, up and down, the front-back gap between the connecting pieces and the box body 70 is changed by adjusting the depth of the fixing bolts 42 in the fixing screw holes, so that the position of the box body 70 in the L ED display screen is adjusted front and back, the surface of the lamp panel is ensured to be on the same plane, and the L ED display screen achieves the.
It should be noted that, when adjusting the lamp plate face roughness, the degree of depth control range of adjusting screw 21 and fixing bolt 42 is generally 0~1mm, and the control range is less, can not influence the direct connection of adjacent right angle connecting piece 10.
The display module further comprises U-shaped sheets 51 and a square tube 52, wherein the U-shaped sheets 51 are fixed on the back surfaces of two adjacent right-angle connecting pieces 10, the U-shaped sheets 51 are fixed on the square tube 52, fastening through holes 61 are formed in two ends of each U-shaped sheet 51, fastening screw holes 62 are formed in the back surfaces of the first protruding strips 12 and the second protruding strips 13, and fastening bolts 63 penetrate through the fastening through holes and are in threaded connection with the fastening screw holes 62, wherein the U-shaped sheets 51 are fixed on the square tube 52, so that the square tube 52 supports a plurality of L ED display modules.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A connecting device of an L ED display screen is characterized by comprising at least two right-angle connecting pieces, wherein each right-angle connecting piece comprises a box body connecting piece, the back of each box body connecting piece is provided with a first convex strip and a second convex strip which are perpendicular to each other, the side surface of each first convex strip is provided with an adjusting screw hole and a connecting through hole, and the side surface of each second convex strip is provided with a connecting screw hole;
when the adjacent right-angle connecting pieces are connected: the adjusting bolt is in threaded connection with an adjusting screw hole of the first convex strip in one right-angle connecting piece, and the end part of the adjusting bolt abuts against the side surface of the second convex strip in the other right-angle connecting piece; and the connecting bolt penetrates through the connecting through hole of the first convex strip in one right-angle connecting piece to be in threaded connection with the connecting screw hole of the second convex strip in the other right-angle connecting piece.
2. An L ED display screen connecting device as claimed in claim 1, wherein the connecting piece of the case body is provided with fixing holes.
3. An L ED display screen connecting device as claimed in claim 1, wherein the front surface of the connecting piece of the case body is provided with a positioning projection.
4. The L ED display screen connecting device of claim 1, further comprising a U-shaped piece and a square tube, wherein the U-shaped piece is fixed on the back of two adjacent right-angle connecting pieces, and the U-shaped piece is fixed on the square tube.
5. The L ED display screen connecting device of claim 4, wherein the U-shaped plate has fastening through holes at both ends, the first and second ribs have fastening screw holes at their back, and fastening bolts are threaded through the fastening holes and the fastening screw holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010445849.5A CN111489663A (en) | 2020-05-25 | 2020-05-25 | Connecting device of L ED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010445849.5A CN111489663A (en) | 2020-05-25 | 2020-05-25 | Connecting device of L ED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111489663A true CN111489663A (en) | 2020-08-04 |
Family
ID=71796610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010445849.5A Pending CN111489663A (en) | 2020-05-25 | 2020-05-25 | Connecting device of L ED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111489663A (en) |
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2020
- 2020-05-25 CN CN202010445849.5A patent/CN111489663A/en active Pending
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