CN108550327B - L ED display screen with L ED lamp tube replacement function - Google Patents
L ED display screen with L ED lamp tube replacement function Download PDFInfo
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- CN108550327B CN108550327B CN201810188384.2A CN201810188384A CN108550327B CN 108550327 B CN108550327 B CN 108550327B CN 201810188384 A CN201810188384 A CN 201810188384A CN 108550327 B CN108550327 B CN 108550327B
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- 238000003466 welding Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 22
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 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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Abstract
The invention relates to a L ED display screen with L ED lamp tube replacement function, which comprises a shell, wherein a lamp panel, a moving groove, a protection groove and a working mechanism are arranged in the shell, the working mechanism comprises a moving unit, a moving frame, a lifting unit and a replacement box, the moving unit comprises a first motor, a driving wheel and a track, the lifting unit comprises a second motor, a first lead screw and a nut, the replacement unit comprises a stretching-out component, a clamping block, a clamping component and a compensation component, the clamping component comprises a third motor, a rotating wheel, two welding heads, two fixing ropes and two fastening components, the L ED display screen with the L ED lamp tube replacement function can replace a L ED tube in time when the L ED tube is damaged after working for a long time or after being affected with damp, the display effect of the L ED display screen is prevented from being reduced, compared with the existing working mechanism, the working mechanism is high in working accuracy, the lamp panel cannot be damaged, and the replacement speed of the L ED tube is high.
Description
Technical Field
The invention relates to the field of L ED outdoor lighting equipment, in particular to a L ED display screen with a L ED lamp tube replacing function.
Background
Outdoor lighting refers to lighting except indoor lighting, the outdoor lighting needs to meet the requirements of outdoor visual work and has certain decorative effect, and an L ED display screen is a flat panel display and consists of L ED module panels which are small and are used for displaying various information such as characters, images, videos, video signals and the like.
However, after the conventional L ED display screen works for a long time or is affected with damp, the L ED display screen is extremely easy to damage, and the conventional L ED display screen cannot be replaced in time, so that the display effect of the conventional L ED display screen is reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a L ED display screen with L ED lamp tube replacement function in order to overcome the defects of the prior art.
The L ED display screen with L ED lamp tube replacement function comprises a shell, wherein a lamp panel, a moving groove, a protection groove and a working mechanism are arranged in the shell, the moving groove is formed in the top of the shell, the protection groove and the lamp panel are respectively arranged on two sides below the shell, and a plurality of L ED tubes are arranged on the lamp panel;
the working mechanism comprises a moving unit, a moving frame, a lifting unit and a replacement box, wherein the moving unit is arranged in a moving groove and is in transmission connection with the moving frame;
the moving unit comprises a first motor, a driving wheel and a track, the track is horizontally arranged, two ends of the track are fixedly connected with the inner wall of the moving groove, the driving wheel is arranged above the track, the first motor is in transmission connection with the driving wheel, the driving wheel abuts against the track, and the first motor is fixedly connected with the top end of the moving frame;
the lifting unit comprises a second motor, a first screw rod and a nut, the second motor is arranged at the top in the moving frame, the first screw rod is arranged below the second motor, the first screw rod is vertically arranged, the second motor is in transmission connection with the first screw rod, the nut is sleeved on the first screw rod, and the nut is matched with the first screw rod;
the replacing unit comprises a stretching-out assembly, a clamping block, a clamping assembly and a compensating assembly, the clamping block is arranged in the first groove, the stretching-out assembly is in transmission connection with the clamping block, a second groove is formed in the clamping block, the clamping assembly is arranged in the second groove, and the compensating assembly is arranged above the clamping block;
the clamping assembly comprises a third motor, a rotating wheel, two welding heads, two fixed ropes and two fastening assemblies, the third motor is arranged above the clamping block and is in transmission connection with the rotating wheel, the fixed ropes correspond to the fastening assemblies one by one, one end of each fixed rope is arranged on the rotating wheel, the other end of each fixed rope is connected with the fastening assemblies, the two fastening assemblies are respectively arranged on two sides of the clamping block, and the two welding heads are respectively arranged at the top and the bottom in the second groove;
the fastening assembly comprises a clamping plate, a first pulley, a second pulley, a fixed block and a spring, the clamping plate is fixedly connected with the fixed rope through the first pulley and the second pulley, the fixed block is fixedly connected with the clamping plate, the fixed block is fixedly connected with one end of the spring, the other end of the spring is fixedly connected with the clamping block, and the spring is in a stretching state;
the compensation assembly comprises a fourth motor, a second lead screw, a moving block, a push plate and a storage chamber, the second lead screw is horizontally arranged, the fourth motor is in transmission connection with the second lead screw, the moving block is sleeved on the second lead screw, the second lead screw is matched with the moving block, the moving block is fixedly connected with the push plate, the push plate is arranged on one side, away from the clamping block, of the storage chamber, and the storage chamber is arranged below the second lead screw.
Preferably, in order to avoid that the first motor inclines and the moving unit cannot work normally, a guide rod is arranged in the moving groove, the guide rod is horizontally arranged, two ends of the guide rod are fixedly connected with the inner wall of the moving groove, and the guide rod penetrates through the first motor.
As preferred, in order to avoid removing the frame slope and make the unable normal work of lift unit, the below of lamp plate is equipped with the gag lever post, the gag lever post level sets up, the both ends of gag lever post respectively with the inner wall and the shell fixed connection in protection groove, the gag lever post passes the bottom that removes the frame.
Preferably, in order to realize the extension and retraction of the clamping block, the extension assembly comprises an air pump, an air cylinder and a piston, the air pump is communicated with the air cylinder, one end of the piston is arranged in the air cylinder, and the other end of the piston is fixedly connected with the clamping block.
Preferably, in order to prevent the moving block from rotating, a sliding rod is arranged above the second lead screw, the sliding rod is horizontally arranged, and the sliding rod penetrates through the moving block.
Preferably, in order to enable the first motor, the second motor, the third motor and the fourth motor to accurately and stably operate for a long time, the first motor, the second motor, the third motor and the fourth motor are all servo motors.
Preferably, in order to facilitate the movement of the driving wheels on the rails, a plurality of anti-slip strips are arranged on the rails.
Preferably, in order to reduce transmission loss between the first lead screw and the nut, lubricating oil is coated between the first lead screw and the nut.
Preferably, in order to prevent the clamping plate from damaging L ED pipes, the clamping plate is provided with a buffer block.
Preferably, in order to prolong the service life of the fixing rope, the fixing rope is a nylon rope.
The L ED display screen with the L ED lamp tube replacement function has the advantages that through the working mechanism, L ED tubes can be replaced in time when L ED tubes are damaged after long-time work or after being affected with damp, the display effect of the L ED display screen is prevented from being reduced, and compared with the existing working mechanism, the working mechanism is high in working precision, a lamp panel cannot be damaged, and the replacement speed of L ED tubes is high.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a L ED display panel with L ED lamp replacement function according to the present invention;
FIG. 2 is a schematic diagram of a connecting structure between a moving unit and a lifting unit of a L ED display screen with L ED lamp tube replacement function according to the present invention;
FIG. 3 is a schematic diagram of a replacement unit of L ED display panel with L ED lamp replacement function according to the present invention;
FIG. 4 is a schematic diagram of a gripping assembly of L ED display panel with L ED light tube replacement capability according to the present invention;
FIG. 5 is a schematic diagram of a compensation assembly of L ED display panel with L ED lamp replacement function according to the present invention;
in the drawing, 1, a shell, 2, a lamp panel, 3, a moving groove, 4, a protective groove, 5, a guide rod, 6, a limiting rod, 7, L ED pipes, 8, a first motor, 9, a driving wheel, 10, a rail, 11, a moving frame, 12, a second motor, 13, a first screw rod, 14, a nut, 15, a replacing box, 16, a first groove, 17, an air pump, 18, an air cylinder, 19, a piston, 20, a clamping block, 21, a second groove, 22, a welding head, 23, a clamping plate, 24, a third motor, 25, a rotating wheel, 26, a fixed rope, 27, a first pulley, 28, a second pulley, 29, a fixed block, 30, 31, a fourth motor, 32, a second screw rod, 33, a moving block, 34, a sliding rod, 35, a push plate, 36 and a storage chamber are arranged.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a L ED display screen with L ED lamp tube replacement function includes a housing 1, a lamp panel 2, a moving slot 3, a protection slot 4 and a working mechanism are arranged in the housing 1, the moving slot 3 is arranged at the top of the housing 1, the protection slot 4 and the lamp panel 2 are respectively arranged at two sides of the lower part of the housing 1, and a plurality of L ED tubes 7 are arranged on the lamp panel 2;
the working mechanism comprises a moving unit, a moving frame 11, a lifting unit and a replacing box 15, the moving unit is arranged in the moving groove 3, the moving unit is in transmission connection with the moving frame 11, the lifting unit is arranged on the moving frame 11, the lifting unit is in transmission connection with the replacing box 15, the replacing unit and a first groove 16 are arranged in the replacing box 15, and the first groove 16 is arranged on one side, far away from the screw rod, of the replacing box 15;
as shown in fig. 2, the moving unit includes a first motor 8, a driving wheel 9 and a rail 10, the rail 10 is horizontally disposed, both ends of the rail 10 are fixedly connected with the inner wall of the moving slot 3, the driving wheel 9 is disposed above the rail 10, the first motor 8 is in transmission connection with the driving wheel 9, the driving wheel 9 abuts against the rail 10, and the first motor 8 is fixedly connected with the top end of the moving frame 11;
the first motor 8 drives the driving wheel 9 to rotate along the track 10, so as to drive the first motor 8 to move in the moving slot 3, and therefore the moving frame 11 moves to the position above the damaged L ED pipe 7.
The lifting unit comprises a second motor 12, a first screw rod 13 and a nut 14, the second motor 12 is arranged at the top in the movable frame 11, the first screw rod 13 is arranged below the second motor 12, the first screw rod 13 is vertically arranged, the second motor 12 is in transmission connection with the first screw rod 13, the nut 14 is sleeved on the first screw rod 13, and the nut 14 is matched with the first screw rod 13;
the second motor 12 drives the first lead screw 13 to rotate, and drives the nut 14 to move up and down along the first lead screw 13, so that the replacement box 15 moves to be right above the damaged L ED pipe 7.
As shown in fig. 3, the replacing unit comprises a protruding component, a clamping block 20, a clamping component and a compensating component, wherein the clamping block 20 is arranged in the first groove 16, the protruding component is in transmission connection with the clamping block 20, a second groove 21 is arranged in the clamping block 20, the clamping component is arranged in the second groove 21, and the compensating component is arranged above the clamping block 20;
the extension assembly pushes the clamping block 20 onto L ED tube 7, the clamping assembly removes and throws away damaged L ED tube 7, the compensation assembly pushes a new L ED tube 7 into the clamping block 20, and the clamping assembly mounts the new L ED tube 7 onto the lamp panel 2.
As shown in fig. 4, the gripping assembly includes a third motor 24, a rotating wheel 25, two welding heads 22, two fixing ropes 26, and two fastening assemblies, the third motor 24 is disposed above the gripping block 20, the third motor 24 is in transmission connection with the rotating wheel 25, the fixing ropes 26 correspond to the fastening assemblies one by one, one end of the fixing rope 26 is disposed on the rotating wheel 25, the other end of the fixing rope 26 is connected with the fastening assemblies, the two fastening assemblies are disposed on two sides of the gripping block 20, and the two welding heads 22 are disposed at the top and bottom of the second groove 21, respectively;
the fastening assembly comprises a clamping plate 23, a first pulley 27, a second pulley 28, a fixed block 29 and a spring 30, wherein the clamping plate 23 is fixedly connected with the fixed rope 26 through the first pulley 27 and the second pulley 28, the fixed block 29 is fixedly connected with the clamping plate 23, the fixed block 29 is fixedly connected with one end of the spring 30, the other end of the spring 30 is fixedly connected with the clamping block 20, and the spring 30 is in a stretching state;
the two welding heads 22 melt the solder on the two ends of the damaged L ED pipe 7, the third motor 24 drives the rotating wheel 25 to rotate, the two fixed ropes 26 are tightened, and the damaged L ED pipe 7 is removed through the two fastening assemblies.
As shown in fig. 5, the compensating assembly includes a fourth motor 31, a second lead screw 32, a moving block 33, a push plate 35 and a storage chamber 36, the second lead screw 32 is horizontally disposed, the fourth motor 31 is in transmission connection with the second lead screw 32, the moving block 33 is sleeved on the second lead screw 32, the second lead screw 32 is matched with the moving block 33, the moving block 33 is fixedly connected with the push plate 35, the push plate 35 is disposed on one side of the storage chamber 36 far away from the clamping block 20, and the storage chamber 36 is disposed below the second lead screw 32.
The fourth motor 31 drives the second screw rod 32 to rotate, drives the moving block 33 to move along the second screw rod 32, and presses the new L ED tube 7 in the storage chamber 36 into the gripping block 20 through the push plate 35.
Through operating mechanism, L ED pipe 7 when damaging after working for a long time or making damp, L ED pipe 7 can in time be changed to this L ED display screen, prevents that the display effect of this L ED display screen from reducing, compares with current operating mechanism, and this operating mechanism not only work precision is higher, can not damage lamp plate 2, and L ED pipe 7's change speed is very fast moreover.
Preferably, in order to avoid that the first motor 8 inclines to cause the moving unit to be incapable of working normally, a guide rod 5 is arranged in the moving groove 3, the guide rod 5 is horizontally arranged, two ends of the guide rod 5 are both fixedly connected with the inner wall of the moving groove 3, and the guide rod 5 penetrates through the first motor 8.
As preferred, in order to avoid removing the slope of frame 11 and make the unable normal work of lift unit, the below of lamp plate 2 is equipped with gag lever post 6, gag lever post 6 level sets up, gag lever post 6 both ends respectively with the inner wall and the shell 1 fixed connection of guard slot 4, gag lever post 6 passes the bottom of removing frame 11.
Preferably, in order to realize the extension and retraction of the gripping block 20, the extension assembly comprises an air pump 17, an air cylinder 18 and a piston 19, wherein the air pump 17 is communicated with the air cylinder 18, one end of the piston 19 is arranged in the air cylinder 18, and the other end of the piston 19 is fixedly connected with the gripping block 20. The air pump 17 drives the piston 19 to extend or retract by changing the air pressure in the air cylinder 18, thereby extending and retracting the gripping block 20.
Preferably, in order to prevent the moving block 33 from rotating, a sliding rod 34 is provided above the second lead screw 32, the sliding rod 34 is horizontally disposed, and the sliding rod 34 penetrates through the moving block 33.
Preferably, in order to enable the first motor 8, the second motor 12, the third motor 24 and the fourth motor 31 to accurately and stably operate for a long time, the first motor 8, the second motor 12, the third motor 24 and the fourth motor 31 are all servo motors.
Preferably, in order to facilitate the movement of the driving wheel 9 on the track 10, a plurality of anti-slip strips are arranged on the track 10. The cleats increase the roughness of the track 10 and increase the coefficient of friction of the track 10, thereby allowing friction between the drive wheel 9 and the track 10 and facilitating the movement of the drive wheel 9 on the track 10.
Preferably, in order to reduce transmission loss between the first lead screw 13 and the nut 14, lubricating oil is coated between the first lead screw 13 and the nut 14.
Preferably, in order to prevent L ED tube 7 from being damaged by clamp plate 23, a buffer block is arranged on clamp plate 23.
Preferably, the fixing rope 26 is a nylon rope in order to prolong the service life of the fixing rope 26.
The working principle of the L ED display screen with the L ED lamp tube replacing function is that a moving unit works, a first motor 8 drives a driving wheel 9 to rotate along a rail 10 to drive the first motor 8 to move in a moving groove 3, so that a moving frame 11 moves to the position above a damaged L ED tube 7, a lifting unit works, a second motor 12 drives a first screw rod 13 to rotate to drive a nut 14 to move up and down along the first screw rod 13, a replacing box 15 moves to the position right above the damaged L ED tube 7, the replacing unit works, a stretching-out assembly pushes a clamping block 20 to the L ED tube 7, the clamping assembly takes down and throws away the damaged L ED tube 7, a compensating assembly pushes a new L ED tube 7 into the clamping block 20, and the clamping assembly installs the new L ED tube 7 on a lamp panel 2.
Compared with the prior art, this L ED display screen with L ED fluorescent tube replacement function, through operating mechanism, when L ED pipe 7 damaged after long-time work or weing, can in time change L ED pipe 7, prevent that the display effect of this L ED display screen from reducing, compare with current operating mechanism, this operating mechanism not only work precision is higher, can not damage lamp plate 2, L ED pipe 7's change speed is very fast moreover.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A L ED display screen with L ED lamp tube replacement function is characterized by comprising a shell (1), wherein a lamp plate (2), a moving groove (3), a protection groove (4) and a working mechanism are arranged in the shell (1), the moving groove (3) is arranged at the top in the shell (1), the protection groove (4) and the lamp plate (2) are respectively arranged at two sides of the lower part of the shell (1), and a plurality of L ED tubes (7) are arranged on the lamp plate (2);
the working mechanism comprises a moving unit, a moving frame (11), a lifting unit and a replacing box (15), the moving unit is arranged in the moving groove (3), the moving unit is in transmission connection with the moving frame (11), the lifting unit is arranged on the moving frame (11), the lifting unit is in transmission connection with the replacing box (15), the replacing unit and a first groove (16) are arranged in the replacing box (15), and the first groove (16) is arranged on one side, far away from the screw rod, of the replacing box (15);
the moving unit comprises a first motor (8), a driving wheel (9) and a track (10), the track (10) is horizontally arranged, two ends of the track (10) are fixedly connected with the inner wall of the moving groove (3), the driving wheel (9) is arranged above the track (10), the first motor (8) is in transmission connection with the driving wheel (9), the driving wheel (9) is abutted against the track (10), and the first motor (8) is fixedly connected with the top end of the moving frame (11);
the lifting unit comprises a second motor (12), a first screw rod (13) and a nut (14), the second motor (12) is arranged at the top in the movable frame (11), the first screw rod (13) is arranged below the second motor (12), the first screw rod (13) is vertically arranged, the second motor (12) is in transmission connection with the first screw rod (13), the nut (14) is sleeved on the first screw rod (13), and the nut (14) is matched with the first screw rod (13);
the replacing unit comprises a stretching-out assembly, a clamping block (20), a clamping assembly and a compensating assembly, the clamping block (20) is arranged in a first groove (16), the stretching-out assembly is in transmission connection with the clamping block (20), a second groove (21) is arranged in the clamping block (20), the clamping assembly is arranged in the second groove (21), and the compensating assembly is arranged above the clamping block (20);
the clamping assembly comprises a third motor (24), a rotating wheel (25), two welding heads (22), two fixing ropes (26) and two fastening assemblies, the third motor (24) is arranged above the clamping block (20), the third motor (24) is in transmission connection with the rotating wheel (25), the fixing ropes (26) correspond to the fastening assemblies one by one, one end of each fixing rope (26) is arranged on the rotating wheel (25), the other end of each fixing rope (26) is connected with the fastening assemblies, the two fastening assemblies are respectively arranged on two sides of the clamping block (20), and the two welding heads (22) are respectively arranged at the top and the bottom in the second groove (21);
the fastening assembly comprises a clamping plate (23), a first pulley (27), a second pulley (28), a fixed block (29) and a spring (30), the clamping plate (23) is fixedly connected with a fixed rope (26) through the first pulley (27) and the second pulley (28), the fixed block (29) is fixedly connected with the clamping plate (23), the fixed block (29) is fixedly connected with one end of the spring (30), the other end of the spring (30) is fixedly connected with a clamping block (20), and the spring (30) is in a stretching state;
the compensation assembly comprises a fourth motor (31), a second lead screw (32), a moving block (33), a push plate (35) and a storage chamber (36), the second lead screw (32) is horizontally arranged, the fourth motor (31) is in transmission connection with the second lead screw (32), the moving block (33) is sleeved on the second lead screw (32), the second lead screw (32) is matched with the moving block (33), the moving block (33) is fixedly connected with the push plate (35), the push plate (35) is arranged on one side, away from the clamping block (20), of the storage chamber (36), and the storage chamber (36) is arranged below the second lead screw (32).
2. A L ED display screen with L ED light tube replacement function according to claim 1, wherein the moving slot (3) is provided with a guide rod (5), the guide rod (5) is horizontally arranged, both ends of the guide rod (5) are fixedly connected with the inner wall of the moving slot (3), and the guide rod (5) passes through the first motor (8).
3. The L ED display screen with L ED lamp tube replacement function of claim 1, wherein a limiting rod (6) is disposed below the lamp panel (2), the limiting rod (6) is disposed horizontally, two ends of the limiting rod (6) are respectively fixedly connected to the inner wall of the protection slot (4) and the housing (1), and the limiting rod (6) passes through the bottom end of the movable frame (11).
4. A L ED display screen with L ED light tube replacement function according to claim 1, wherein the extension assembly comprises an air pump (17), an air cylinder (18) and a piston (19), the air pump (17) is connected to the air cylinder (18), one end of the piston (19) is arranged in the air cylinder (18), and the other end of the piston (19) is fixedly connected to the clamping block (20).
5. A L ED display screen with L ED light tube replacement function according to claim 1, wherein the second lead screw (32) has a sliding rod (34) above, the sliding rod (34) is horizontally arranged, and the sliding rod (34) passes through the moving block (33).
6. A L ED display screen with L ED light tube replacement function according to claim 1, wherein the first motor (8), the second motor (12), the third motor (24) and the fourth motor (31) are all servo motors.
7. A L ED display screen with L ED light tube replacement function according to claim 1, wherein the rails (10) are provided with anti-slip strips.
8. A L ED display screen with L ED light tube replacement function according to claim 1, wherein the first lead screw (13) and the nut (14) are coated with lubricant.
9. A L ED display with L ED lamp replacement function according to claim 1, wherein the clamping plate (23) is provided with a buffer block.
10. A L ED display screen with L ED light tube replacement function as claimed in claim 1, wherein the fixing string (26) is a nylon string.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810188384.2A CN108550327B (en) | 2018-03-07 | 2018-03-07 | L ED display screen with L ED lamp tube replacement function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810188384.2A CN108550327B (en) | 2018-03-07 | 2018-03-07 | L ED display screen with L ED lamp tube replacement function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108550327A CN108550327A (en) | 2018-09-18 |
| CN108550327B true CN108550327B (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810188384.2A Active CN108550327B (en) | 2018-03-07 | 2018-03-07 | L ED display screen with L ED lamp tube replacement function |
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| CN (1) | CN108550327B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112365810B (en) * | 2020-10-28 | 2022-05-17 | 浙江斯玛特信息科技有限公司 | LED structure and LED screen thereof |
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|---|---|---|---|---|
| CN2842630Y (en) * | 2005-09-20 | 2006-11-29 | 孙冰 | Driving device of picture-changeable lamp box |
| CN201137858Y (en) * | 2008-01-11 | 2008-10-22 | 李国强 | Solar energy automatic changing advertisement lamp house |
| CN101630086A (en) * | 2008-07-17 | 2010-01-20 | 株式会社爱发科 | Aligning device |
| CN204759930U (en) * | 2015-07-03 | 2015-11-11 | 常州市裕源塑料制品有限公司 | Curtain bill -board convenient to change |
| CN105825784A (en) * | 2016-05-18 | 2016-08-03 | 深圳前海创思特光电科技有限公司 | LED display screen and maintaining method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9732899B2 (en) * | 2006-11-22 | 2017-08-15 | James Hogan | Modular annular display assembly with compartments |
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2018
- 2018-03-07 CN CN201810188384.2A patent/CN108550327B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2842630Y (en) * | 2005-09-20 | 2006-11-29 | 孙冰 | Driving device of picture-changeable lamp box |
| CN201137858Y (en) * | 2008-01-11 | 2008-10-22 | 李国强 | Solar energy automatic changing advertisement lamp house |
| CN101630086A (en) * | 2008-07-17 | 2010-01-20 | 株式会社爱发科 | Aligning device |
| CN204759930U (en) * | 2015-07-03 | 2015-11-11 | 常州市裕源塑料制品有限公司 | Curtain bill -board convenient to change |
| CN105825784A (en) * | 2016-05-18 | 2016-08-03 | 深圳前海创思特光电科技有限公司 | LED display screen and maintaining method thereof |
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| CN108550327A (en) | 2018-09-18 |
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