CN107016941B - LED display screen connecting lock catch - Google Patents
LED display screen connecting lock catch Download PDFInfo
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- CN107016941B CN107016941B CN201710407413.5A CN201710407413A CN107016941B CN 107016941 B CN107016941 B CN 107016941B CN 201710407413 A CN201710407413 A CN 201710407413A CN 107016941 B CN107016941 B CN 107016941B
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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 discloses an LED display screen connecting lock catch which comprises a first lock catch and a second lock catch, wherein the first lock catch comprises a blocking piece, a clamping piece, a first elastic piece, a second elastic piece and a shell; the shell is erected on the first frame through the supporting column, and a space is formed between the shell and the first frame; the blocking piece is sleeved in the shell, and the height of the blocking piece is larger than the distance; the first elastic piece is sleeved in the shell and abuts against the blocking piece and the shell; the clamping piece is rotatably sleeved on a support column, a first buckle is arranged on the clamping piece, and the thickness of the clamping piece is not more than the distance; the second elastic piece is sleeved on the supporting column and drives the first buckle of the clamping piece to move towards the area between the shell and the first frame body; the second hasp is including installing the spliced pole in the second framework, and the spliced pole is close to the one end of casing and is equipped with the second buckle with first buckle looks adaptation. Simple structure, low in production cost, simple operation, easy dismounting are favorable to reducing the manpower loss, improve user experience.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to an LED display screen connecting lock catch.
Background
Based on the rapid development of LED display screen industry, more and more new products are brought to the market, and the types of fixed screens, stage screens, rental screens, television screens and the like are covered. The rental screen has the advantages of being fast in disassembly and assembly, fast in maintenance and the like, the sales volume is far higher than that of other types of display screens, the rental screen can be hoisted, can be installed on the ground and can be fixedly installed, and the rental screen is often used in activity places such as commodity propaganda and stage rental.
Under this trade environment, the dismouting operation experience of customer between to adjacent display screen box is particularly important, and the operation is more simple and convenient, and then the required manual work of screen body installation and manpower are then less, and the cost is lower, is more adapted to market. The disassembly and assembly operation between the adjacent display screens is realized by connecting lock catches for connecting the adjacent display screens. Generally, the connecting lock catch of the LED display screen includes a first lock catch installed on the first frame body and a second lock catch installed on the second frame body, the first lock catch or the second lock catch is provided with a connecting column penetrating through the first frame body and the second frame body, and the first frame body and the second frame body belong to different display screen boxes respectively.
As shown in fig. 1, chinese patent CN 204436986U discloses a quick connection locking device, which includes a connecting rod 11 (equivalent to a connecting column), a fastening part 12 is disposed at one end of the connecting rod 11, an adjusting component 13 (equivalent to a first locking device) is disposed at the other end of the connecting rod 11, a top part 14 (equivalent to a second locking device) sliding on the connecting rod 11 is disposed between the fastening part 12 and the adjusting component 13, a first elastic part 15 is disposed between the top part 14 and the adjusting component 13, and a first frame and a second frame are clamped between the top part 14 and the first elastic part 15.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the LED display screen connecting lock catch is simple and convenient to disassemble and assemble.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the LED display screen connecting lock catch comprises a first lock catch and a second lock catch, wherein the first lock catch comprises a blocking piece, a clamping piece, a first elastic piece, a second elastic piece and a shell with a hollow structure and an opening at one end; the shell is erected on the first frame body through at least one supporting column, and an opening of the shell faces the first frame body and has a distance with the first frame body; the blocking piece is sleeved in the shell and movably arranged along the depth direction of the hollow structure, and the height of the blocking piece is larger than the distance; the first elastic piece is sleeved in the shell, one end of the first elastic piece abuts against the blocking piece, and the other end of the first elastic piece abuts against the shell; one end of the clamping piece is rotatably sleeved on one supporting column, a first buckle is arranged on the clamping piece, and the thickness of the clamping piece is not more than the distance; the second elastic piece is sleeved on the supporting column sleeved with the clamping piece and drives the first buckle of the clamping piece to move towards the area between the shell and the first frame body; the second lock catch comprises a connecting column installed on the second frame body, and a second buckle matched with the first buckle is arranged at one end, close to the shell, of the connecting column.
The invention has the beneficial effects that: the user only needs to insert the connecting column into the shell of the first lock catch to complete the locking of the connecting lock catch; when unlocking, only the clamping piece needs to be rotated; simple structure, low in production cost, simple operation, easy dismounting are favorable to reducing the manpower loss, improve user experience.
Drawings
FIG. 1 is an exploded view of a prior art LED display panel connecting latch;
fig. 2 is a schematic view of the overall structure of the LED display screen connecting lock according to the first embodiment of the invention (when unlocked);
fig. 3 is a schematic view of the overall structure of the LED display screen connecting lock catch according to the first embodiment of the invention (when the retaining member is locked);
fig. 4 is a schematic view of the overall structure of the LED display screen connecting lock according to the first embodiment of the invention (when the handle is locked);
FIG. 5 is a cross-sectional view of an LED display screen according to a first embodiment of the present invention when the LED display screen is connected to a latch;
fig. 6 is an exploded view of a first lock catch of the LED display panel connection lock catch according to the first embodiment of the present invention;
fig. 7 is a cross-sectional view of a first lock catch of the LED display screen connecting lock catch according to the first embodiment of the invention;
fig. 8 is a schematic structural diagram of a connection column in the LED display screen connection lock according to the first embodiment of the invention;
fig. 9 is a cross-sectional view of an LED display screen according to a second embodiment of the present invention when the LED display screen is connected to a latch.
Description of the reference symbols:
1. a first lock catch; 2. a second lock catch; 3. a first frame body; 4. a second frame body; 5. a blocking member;
6. a retaining member; 61. a first buckle; 7. a first elastic member; 8. a second elastic member; 9. a housing;
10. a support column; 11. connecting columns; 12. a second buckle; 13. shifting blocks; 14. a handle;
15. a fixed seat; 16. a limiting groove; 17. and a limiting screw.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: through the cooperation of blockking piece, first elastic component, second elastic component and the piece is held to the card, the user only needs directly to stretch into the spliced pole in the casing just can accomplish the locking of connecting lock, rotates the piece is held to the card and just can accomplish the unblock of connecting lock, and the dismouting is easy and simple to handle.
Referring to fig. 2 to 9, the led display screen connecting lock includes a first lock 1 and a second lock 2, the first lock 1 includes a blocking member 5, a locking member 6, a first elastic member 7, a second elastic member 8, and a hollow housing 9 with an opening at one end; the shell 9 is erected on the first frame 3 through at least one supporting column 10, and an opening of the shell 9 faces the first frame 3 and has a distance with the first frame 3; the blocking piece 5 is sleeved in the shell 9 and can be movably arranged along the depth direction of the hollow structure, and the height of the blocking piece 5 is larger than the distance; the first elastic element 7 is sleeved in the shell 9, one end of the first elastic element 7 abuts against the blocking element 5, and the other end abuts against the shell 9; one end of the clamping piece 6 is rotatably sleeved on one supporting column 10, a first buckle 61 is arranged on the clamping piece 6, and the thickness of the clamping piece 6 is not more than the distance; the second elastic member 8 is sleeved on the supporting column 10 sleeved with the clamping member 6, and the second elastic member 8 drives the first buckle 61 of the clamping member 6 to move towards the area between the shell 9 and the first frame 3; the second lock catch 2 comprises a connecting column 11 installed on the second frame body 4, and a second buckle 12 matched with the first buckle 61 is arranged at one end, close to the shell 9, of the connecting column 11.
The structural principle of the invention is briefly described as follows: when the first and second lock catches are not connected together, the first elastic piece 7 enables the blocking piece 5 to abut against the first frame body 3, the blocking piece 5 abuts against the clamping piece 6 and prevents the clamping piece 6 from returning to enable the second elastic piece 8 to be in a deformation state all the time; when the first lock catch and the second lock catch are connected, the connecting column 11 pushes the blocking piece 5 to move towards the direction far away from the first frame body 3, the blocking piece 5 abuts against the connecting column 11, the connecting column 11 continues to move towards the shell 9, and until the second lock catch 12 on the connecting column 11 reaches the area between the shell 9 and the first frame body 3, the second elastic piece 8 drives the clamping piece 6 to rotate due to the fact that deformation needs to be recovered, so that the first lock catch 61 and the second lock catch 12 are clamped together, and locking of the connecting lock catch is completed; during unlocking, a user only needs to rotate the clamping piece 6 to separate the first buckle 61 from the second buckle 12, the distance between the first frame body 3 and the second frame body 4 is pulled, and in the process of separating the connecting column 11 from the shell 9, the first elastic piece 7 can push the blocking piece 5 to descend, so that the blocking piece 5 is abutted against the first frame body 3 and is abutted against the clamping piece 6.
From the above description, the beneficial effects of the present invention are: the user only needs to insert the connecting column into the shell of the first lock catch to complete the locking of the connecting lock catch; when unlocking, only the clamping piece needs to be rotated; simple structure, low in production cost, simple operation, easy dismounting are favorable to reducing the manpower loss, improve user experience.
Further, the other end of the clamping member 6 is provided with a shifting block 13, and the first buckle 61 is arranged in the middle area of the clamping member 6.
As can be seen from the above description, the shifting block can facilitate the user to unlock the connecting lock catch. Of course, it is also possible to arrange the shifting block at other positions of the clamping member, for example, at the other side opposite to the first buckle.
Furthermore, the second elastic member 8 is a torsion spring, one end of which is fixed on the retaining member 6 and the other end of which is fixed on the supporting column 10 or the housing 9.
From the above description, when the connecting lock catch is in the unlocking state, the torsion spring keeps deforming and always applies force to the clamping piece, and when the second buckle reaches the matching position with the first buckle, the torsion spring can rapidly drive the clamping piece to rotate, so that the first buckle and the second buckle are clamped together.
Further, the number of the supporting columns 10 is two.
It can be known from the above description that it is more stable to set up a plurality of support columns and be favorable to letting first hasp be connected with first framework. Preferably, a plurality of support columns are uniformly distributed around the central shaft of the hollow structure of the shell, so that the stress of the shell is more stable and uniform. It should be noted that, the arrangement of the support column cannot influence the cooperation of the first buckle and the second buckle, and optionally, the clamping member is provided with a position avoiding groove for avoiding the support column.
Furthermore, the first buckle 61 is a U-shaped clamping groove, and the second buckle 12 is a concave ring arranged on the connecting column 11.
As can be seen from the above description, the first and second buckles have simple structure, convenient processing and stable connection.
Further, the second lock catch 2 further comprises a handle 14, the handle 14 is fixedly connected with the connecting column 11, and the connecting column 11 can be movably arranged on the second frame body 4 along the axial direction of the connecting column.
As can be seen from the description, after the first buckle is matched with the second buckle, a user can drive the connecting column to continuously move towards the shell through the handle, so that an acting force along the axial direction of the connecting column is generated between the first buckle and the second buckle, and the first buckle and the second buckle are connected more tightly.
Further, the second lock catch 2 further comprises a fixed seat 15, the fixed seat 15 is sleeved on the connecting column 11 and is positioned between the handle 14 and the second frame body 4, and the fixed seat 15 is fixedly connected with the second frame body 4; the connecting column 11 is provided with a limiting groove 16 arranged along the axial direction of the connecting column, a limiting screw 17 matched with the limiting groove 16 is arranged on the fixed seat 15, and the length of the limiting groove 16 is larger than the diameter of the limiting screw 17; the handle 14 is in threaded connection with the connecting column 11.
Known by the above description, after first, two buckle blocks are good, because stop screw's existence, when the user rotated the handle, the spliced pole can be followed its axial displacement (can not take place to rotate) to produce between first, two buckles and follow the axial effort of spliced pole, and then make LED display screen connect the hasp more stable.
Further, the handle 14 is foldable.
Furthermore, an external thread with an outer diameter larger than the diameter of the connecting column 11 is arranged on the connecting column 11, and an internal thread matched with the external thread is arranged on the second frame body 4.
It can be known from the above description, after first, two buckle block are good, when the user rotated the handle, the spliced pole can rotate and advance to make and produce the effort along the spliced pole axial between first, two buckles, make LED display screen connect the hasp more stable.
Further, the surface of the connecting post 11 in contact with the stopper 5 is polished.
As can be seen from the above description, because the connecting column is rotated and advanced, sliding friction exists between the connecting column and the blocking piece, the contact surface is polished, friction between the connecting column and the blocking piece can be reduced, friction loss is reduced, and therefore use cost is reduced. Of course, a plurality of small balls can be arranged on the contact surface, so that the contact area between the connecting column and the blocking piece is greatly reduced, and the friction is reduced.
Example one
Referring to fig. 2 to 8, a first embodiment of the present invention is: the LED display screen connecting lock catch comprises a first lock catch 1 and a second lock catch 2, wherein the first lock catch 1 comprises a blocking piece 5, a clamping piece 6, a first elastic piece 7, a second elastic piece 8 and a shell 9 which is of a hollow structure and is provided with an opening at one end;
the shell 9 is erected on the first frame 3 through at least one supporting column 10, and an opening of the shell 9 faces the first frame 3 and is spaced from the first frame 3; in this embodiment, the housing 9 is erected on the first frame 3 by two support columns 10 symmetrically distributed about the central axis of the housing 9.
The blocking piece 5 is sleeved in the shell 9 and can be movably arranged along the depth direction of the hollow structure, and the height of the blocking piece 5 is larger than the distance;
the first elastic element 7 is sleeved in the shell 9, one end of the first elastic element 7 abuts against the blocking element 5, the other end abuts against the shell 9, and the first elastic element 7 is a pressure spring;
one end of the clamping piece 6 is rotatably sleeved on one supporting column 10, a first buckle 61 is arranged on the clamping piece 6, and the thickness of the clamping piece 6 is not larger than the distance;
the second elastic member 8 is sleeved on the supporting column 10 sleeved with the retaining member 6, and the second elastic member 8 drives the first buckle 61 of the retaining member 6 to move towards the area between the shell 9 and the first frame 3; the second elastic member 8 is a torsion spring, one end of which is fixed on the retaining member 6 and the other end is fixed on the supporting column 10 or the housing 9.
The second lock catch 2 comprises a connecting column 11 installed on the second frame body 4, and a second buckle 12 matched with the first buckle 61 is arranged at one end, close to the shell 9, of the connecting column 11. The first buckle 61 is a U-shaped clamping groove, and the second buckle 12 is a concave ring arranged on the connecting column 11.
In order to facilitate unlocking by a user, in this embodiment, the other end of the retaining member 6 is provided with a shifting block 13, and the first buckle 61 is disposed in a middle area of the retaining member 6. It is easy to understand that the shifting block 13 is not necessarily arranged at one end of the supporting column 10 away from the clamping member 6, and the shifting block 13 can be arranged at any position without affecting the clamping of the first and second buckles.
For the stability that improves the connection hasp work (improving the locking force of connecting the hasp), second hasp 2 still includes handle 14, handle 14 and spliced pole 11 fixed connection, spliced pole 11 along its axial mobile setting on second framework 4, the rotation drive spliced pole 11 of handle 14 is flexible for second framework 4.
In this embodiment, the second latch 2 further includes a fixing seat 15, the fixing seat 15 is sleeved on the connecting post 11 and is located between the handle 14 and the second frame 4, and the fixing seat 15 is fixedly connected with the second frame 4; the connecting column 11 is provided with a limiting groove 16 arranged along the axial direction of the connecting column, a limiting screw 17 matched with the limiting groove 16 is arranged on the fixed seat 15, and the length of the limiting groove 16 is larger than the diameter of the limiting screw 17; the handle 14 is in threaded connection with the connecting column 11, and the handle 14 is foldable.
The working principle of the connecting lock catch of the embodiment is briefly described as follows:
when the first and second lock catches are not connected together, the first elastic piece 7 enables the blocking piece 5 to abut against the first frame body 3, the blocking piece 5 abuts against the clamping piece 6 and prevents the clamping piece 6 from returning to enable the second elastic piece 8 to be in a deformation state all the time; when the first lock catch and the second lock catch are connected, a user enables the second frame body 4 to be close to the first frame body 3 and the connecting column 11 to be inserted into the first lock catch 1, the connecting column 11 pushes the blocking piece 5 to move towards the direction far away from the first frame body 3, the blocking piece 5 is abutted against the connecting column 11, the connecting column 11 continues to move towards the shell 9, and when the second lock catch 12 on the connecting column 11 reaches the area between the shell 9 and the first frame body 3, the second elastic piece 8 drives the clamping piece 6 to rotate due to deformation recovery, so that the first lock catch 61 and the second lock catch 12 are clamped together, and locking of the connecting lock catch is completed; a user rotates the handle 14 to enable the connecting column 11 to continuously move towards the shell 9, so that an acting force along the axial direction of the connecting column 11 is generated between the first buckle and the second buckle, and the connecting lock catch is further locked; during unlocking, a user firstly rotates the handle 14 to eliminate the axial acting force between the first buckle and the second buckle along the connecting column 11, then only the clamping piece 6 needs to be rotated to separate the first buckle 61 from the second buckle 12, the distance between the first frame body 3 and the second frame body 4 is pulled, and in the process of separating the connecting column 11 from the shell 9, the first elastic piece 7 can push the blocking piece 5 to descend, so that the blocking piece 5 is abutted against the first frame body 3 and abutted against the clamping piece 6.
In addition, in this embodiment, it is also preferable that the length of the stopper groove 16 is set to be longer, and the width of the concave ring is set to be larger than the distance between the housing 9 and the first frame 3. When the first lock catch and the second lock catch are connected, after the first frame body and the second frame body are attached together, the limiting screw 17 is positioned at one end of the limiting groove 16 close to the first lock catch 1, at the moment, the concave ring is not aligned with the U-shaped clamping groove, and a user pushes the handle 14 towards the first lock catch 1 along the axial direction of the connecting column 11, so that the connecting column 11 slightly displaces, and the U-shaped clamping groove is clamped into the concave ring; the connecting shackle is then further locked by turning the handle 14. This has the advantage of reducing the assembly accuracy of the connecting lock and the processing difficulty (dimensional accuracy) of the connecting lock.
Example two
Referring to fig. 9, another structure provided in a specific implementation manner of further locking the connecting lock catch on the basis of the first embodiment of the present invention is specifically:
the outer diameter of the connecting column 11 is larger than the diameter of the connecting column 11, and the second frame body 4 is provided with an inner thread matched with the outer thread. When the user rotates the handle 14, the connecting post 11 is rotated forward, so that a force along the axial direction of the connecting post 11 is generated between the first and second buckles.
Further, the surface of the connecting column 11 in contact with the stopper 5 is polished to reduce frictional loss between the connecting column 11 and the stopper 5.
In summary, according to the LED display screen connecting latch provided by the invention, a user only needs to insert the connecting column into the housing of the first latch to complete the locking of the connecting latch; when unlocking, only the clamping piece needs to be rotated; the structure is simple, the production cost is low, the operation is convenient, the disassembly and the assembly are convenient, the manpower loss is reduced, and the user experience is improved; the shifting block is arranged, so that a user can conveniently unlock the connecting lock catch; the first buckle and the second buckle are convenient to process and stable in connection; the user can make the axial acting force along the connecting column between the first buckle and the second buckle through the handle, so that the first buckle and the second buckle are connected more tightly.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent modifications made by the present invention and the contents of the accompanying drawings, which are directly or indirectly applied to the related technical fields, are included in the scope of the present invention.
Claims (10)
- LED display screen connects hasp, including first hasp and second hasp, its characterized in that: the first lock catch comprises a blocking piece, a clamping piece, a first elastic piece, a second elastic piece and a shell with a hollow structure and an opening at one end;the shell is erected on the first frame through at least one supporting column, and an opening of the shell faces the first frame and is spaced from the first frame;the blocking piece is sleeved in the shell and can be movably arranged along the depth direction of the hollow structure, and the height of the blocking piece is larger than the distance;the first elastic piece is sleeved in the shell, one end of the first elastic piece abuts against the blocking piece, and the other end of the first elastic piece abuts against the shell;one end of the clamping piece is rotatably sleeved on one supporting column, a first buckle is arranged on the clamping piece, and the thickness of the clamping piece is not larger than the distance;the second elastic piece is sleeved on the supporting column sleeved with the clamping piece and drives the first buckle of the clamping piece to move towards the area between the shell and the first frame body;the second lock catch comprises a connecting column installed on the second frame body, and a second buckle matched with the first buckle is arranged at one end, close to the shell, of the connecting column.
- 2. The LED display screen connecting lock catch as claimed in claim 1, wherein: the other end of the clamping piece is provided with a shifting block, and the first buckle is arranged in the middle area of the clamping piece.
- 3. The LED display screen connecting lock catch as recited in claim 1, wherein: the second elastic part is a torsion spring, one end of the torsion spring is fixed on the clamping part, and the other end of the torsion spring is fixed on the supporting column or the shell.
- 4. The LED display screen connecting lock catch as claimed in claim 1, wherein: the number of the support columns is two.
- 5. The LED display screen connecting lock catch as claimed in claim 1, wherein: the first buckle is a U-shaped clamping groove, and the second buckle is a concave ring arranged on the connecting column.
- 6. The LED display screen connecting lock catch as recited in claim 1, wherein: the second lock catch further comprises a handle, the handle is fixedly connected with the connecting column, and the connecting column is movably arranged on the second frame body along the axial direction of the connecting column.
- 7. The LED display screen connecting lock catch as recited in claim 6, wherein: the second lock catch also comprises a fixed seat which is sleeved on the connecting column and is positioned between the handle and the second frame body, and the fixed seat is fixedly connected with the second frame body; the connecting column is provided with a limiting groove arranged along the axial direction of the connecting column, a limiting screw matched with the limiting groove is arranged on the fixing seat, and the length of the limiting groove is greater than the diameter of the limiting screw; the handle is in threaded connection with the connecting column.
- 8. The LED display screen connecting lock catch as recited in claim 6, wherein: the handle is foldable.
- 9. The LED display screen connecting lock catch as recited in claim 6, wherein: the connecting column is provided with an external thread with an external diameter larger than the diameter of the connecting column, and the second frame body is provided with an internal thread matched with the external thread.
- 10. The LED display screen connecting lock catch as recited in claim 9, wherein: the contact surface of the connecting column and the blocking piece is polished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710407413.5A CN107016941B (en) | 2017-06-02 | 2017-06-02 | LED display screen connecting lock catch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710407413.5A CN107016941B (en) | 2017-06-02 | 2017-06-02 | LED display screen connecting lock catch |
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| Publication Number | Publication Date |
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| CN107016941A CN107016941A (en) | 2017-08-04 |
| CN107016941B true CN107016941B (en) | 2022-11-15 |
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| CN201710407413.5A Active CN107016941B (en) | 2017-06-02 | 2017-06-02 | LED display screen connecting lock catch |
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| CN (1) | CN107016941B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108109535A (en) * | 2018-01-11 | 2018-06-01 | 深圳市秀狐科技有限公司 | A kind of LED display unit and its multi pack lock, multi pack method |
| CN108758234B (en) * | 2018-08-28 | 2024-04-23 | 深圳市二十三电子有限公司 | Display screen frame |
| CN109185624A (en) * | 2018-10-25 | 2019-01-11 | 深圳市雷迪奥视觉技术有限公司 | Latching device, display screen body and display device |
| CN110288917A (en) * | 2019-07-09 | 2019-09-27 | 深圳市奥拓电子股份有限公司 | The convenient lockset of cam-type |
| CN115331571B (en) * | 2022-07-26 | 2024-06-14 | 深圳市荣丰显示有限公司 | Installation lock assembly structure and LED display screen |
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| JP2003032574A (en) * | 2001-07-19 | 2003-01-31 | Fujitsu General Ltd | Installation metallic fixture for display device |
| GB2475861A (en) * | 2009-12-02 | 2011-06-08 | Sivapathalingham Sivavakeesar | Modular electronic display, in particular for house numbers. |
| CN102168702B (en) * | 2011-01-26 | 2012-11-14 | 深圳市洲明科技股份有限公司 | Latch connecting device, light emitting diode (LED) box body and LED display screen |
| CN102339569B (en) * | 2011-10-26 | 2013-08-21 | 深圳市奥拓电子股份有限公司 | Quick splicing device for display screens |
| CN102568327B (en) * | 2011-12-31 | 2014-05-07 | 深圳市通普科技有限公司 | LED display screen and LED box thereof |
| CN205104165U (en) * | 2014-04-21 | 2016-03-23 | 冉启洁 | Install display screen structure fast |
| CN204332269U (en) * | 2014-09-22 | 2015-05-13 | 深圳市奥拓电子股份有限公司 | Device for quickly disassembling and there is the display device of this device for quickly disassembling |
| CN104339156B (en) * | 2014-09-29 | 2017-02-15 | 深圳市奥拓电子股份有限公司 | Display screen splicing device and display equipment thereof |
| CN204436984U (en) * | 2015-01-04 | 2015-07-01 | 深圳市奥拓电子股份有限公司 | Quick connection lock fastener device and display screen thereof |
| CN204680331U (en) * | 2015-05-22 | 2015-09-30 | 深圳市艾比森光电股份有限公司 | The syndeton of LED display casing |
| CN106438604A (en) * | 2016-12-21 | 2017-02-22 | 深圳视爵光旭电子有限公司 | Hasp lock |
| CN206833850U (en) * | 2017-06-02 | 2018-01-02 | 深圳市洲明科技股份有限公司 | LED display connection lock |
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2017
- 2017-06-02 CN CN201710407413.5A patent/CN107016941B/en active Active
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| CN107016941A (en) | 2017-08-04 |
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