LED display screen frame

Abstract

The utility model relates to the technical field of LED display screens, and discloses an LED display screen frame which comprises a first frame body and a second frame body, and the two ends of the first frame body and the two ends of the second frame body are connected with a connecting mother end and a connecting son end respectively. The first frame and the second frame are the same in structure, the first frame or the second frame comprises a frame body connected between the connecting mother end and the connecting son end, a plurality of adjusting clamping grooves are evenly distributed in the front side and the rear side of the frame body, and a linkage belt is installed in the frame body. A left transmission gear and a right transmission gear are in transmission connection with the interior of the linkage belt, and a left adjusting toothed plate and a right adjusting toothed plate are slidably clamped into the frame body. According to the utility model, due to the arrangement of the transmission gear, the two adjusting toothed plates in the first frame can simultaneously move towards each other or back to back under the matching of the linkage belt and the adjusting toothed plates, so that the length of the first frame or the second frame can be quickly adjusted, and the field temporary assembly efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display screens, and more specifically, to an LED display screen frame. Background Art

[0002] LED electronic display screens integrate microelectronics technology, computer technology, and information processing, and have the advantages of bright colors, wide dynamic range, high brightness, long life, stable and reliable operation, etc.; LED display screens are widely used in commercial media, cultural performance markets, sports stadiums, information dissemination, news releases, securities trading, etc., and can meet the needs of different environments; most display screen frames are difficult to assemble.

[0003] Most large-scale on-site LED display frames need to be temporarily constructed, and the existing large-scale outdoor LED display frames are mainly spliced together by bolts and aluminum alloy pipes. However, for the convenience of transportation, the length of aluminum alloy pipes is mostly short, which will bring great inconvenience to the temporary construction work and the construction efficiency is very low. In addition, the fragmented parts are inconvenient to store and easy to lose, further increasing the uncertainty of the inconvenience of temporary construction, so it needs to be improved. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides an LED display screen frame.

[0005] To achieve the above object, the present invention provides the following technical solution: an LED display screen frame, comprising a first frame and a second frame, wherein both ends of the first frame and the second frame are respectively connected to a connecting female end and a connecting sub-end;

[0006] The structures of the first frame and the second frame are the same. The first frame or the second frame both include a frame body connected between the connecting female end and the connecting sub-end. A number of evenly distributed adjustment slots are provided on the front and rear sides of the frame body. A linkage belt is installed inside the frame body. The internal transmission of the linkage belt is connected to two left and right transmission gears. The internal sliding clamping of the frame body is connected to two left and right adjustment tooth plates. One end of the adjustment tooth plate is movably installed inside the frame body, and the other end of the adjustment tooth plate extends to the outside of the frame body and is fixedly connected to the connecting female end or the connecting sub-end.

[0007] As a preferred technical solution of the present invention, the adjacent first and second frames are connected to each other through a connecting female end and a connecting sub-end, and the non-adjacent first and second frames, the first frame and the first frame, or the second frame and the second frame are fixedly connected by a fastening rod through bolts.

[0008] As an optimal technical solution of the present invention, the facing surfaces of the two adjusting tooth plates are located on the front and rear sides of the linkage belt, and the facing back surfaces of the two adjusting tooth plates are slidably connected to the front and rear sides of the inner wall of the frame body.

[0009] As a preferred technical solution of the present invention, the cross-section of the transmission gear is an "I" shape, the linkage belt is sleeved on the middle part of the outer surface of the transmission gear, and teeth are provided at both ends of the outer surface of the transmission gear.

[0010] As a preferred technical solution of the present invention, the facing surfaces of the two adjusting tooth plates are provided with teeth, and the teeth are meshed with the teeth at the upper and lower ends of the transmission gear.

[0011] As a preferred technical solution of the present invention, a second limit block is fixedly connected to the middle of the frame body, and the second limit block is located in the middle of the linkage belt. The internal sliding card of the frame body is connected to two left and right positioning components, and the internal movable sleeve of the positioning component is connected to a positioning slide rod, and one end of the positioning slide rod passes through the positioning component and is fixedly connected to the second limit block.

[0012] As an optimal technical solution of the present invention, the positioning assembly includes a positioning slider that is slidably connected to the inside of the frame body, a positioning slide hole is opened in the middle of the positioning slider, the positioning slide hole is slidably sleeved on the outside of the positioning slide rod, and two upper and lower through holes are opened inside the positioning slider, and the linkage belt is passed through the inside of the through hole.

[0013] As an optimal technical solution of the present invention, limiting holes are provided on the front and rear sides of the positioning slider, and the first limiting block is slidingly connected to the inside of the limiting hole. A positioning spring connected to the inner side of the first limiting block is provided inside the limiting hole, and a positioning block is fixedly connected to the outer side of the first limiting block. The front end of the positioning block passes through the positioning slider and extends to the inside of the adjustment slot.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] 1. Due to the setting of the transmission gear, the utility model ensures that the two adjusting tooth plates inside the first frame can move toward or away from each other at the same time under the cooperation of the linkage belt and the adjusting tooth plate, so that the length of the first frame or the second frame can be quickly adjusted, thereby improving the efficiency of temporary assembly on site.

[0016] 2. Due to the setting of the positioning component, the utility model can maintain a relatively stable state of the first frame or the second frame after length adjustment with the cooperation of the adjustment slot, avoiding the situation where unexpected changes after on-site adjustment affect the subsequent connection of the fastening rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic structural diagram of the first frame of the utility model;

[0019] Figure 3 This is a cross-sectional view of the front of the first frame of the present invention;

[0020] Figure 4 This is a cross-sectional view of the top of the first frame of the present invention;

[0021] Figure 5 This is a schematic structural diagram of the positioning assembly of the utility model;

[0022] Figure 6 It is a sectional view of the side of the positioning component of the utility model.

[0023] In the figure: 1. First frame; 11. Frame body; 12. Adjustment slot; 13. Linkage belt; 14. Transmission gear; 15. Adjustment tooth plate; 16. Positioning assembly; 161. Positioning slider; 162. Positioning slide hole; 163. Through hole; 164. Limiting hole; 165. First limiting block; 166. Positioning block; 167. Positioning spring; 17. Second limiting block; 18. Positioning slide rod; 2. Second frame; 3. Connecting female end; 4. Connecting sub-end. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] like Figures 1 to 6 As shown, the utility model provides an LED display screen frame, comprising a first frame 1 and a second frame 2, both ends of the first frame 1 and the second frame 2 are connected with a connecting female end 3 and a connecting sub-end 4 respectively;

[0026] The first frame 1 and the second frame 2 have the same structure. The first frame 1 or the second frame 2 includes a frame body 11 connected between the connecting female end 3 and the connecting sub-end 4. A number of evenly distributed adjustment slots 12 are provided on the front and rear sides of the frame body 11. A linkage belt 13 is installed inside the frame body 11. The internal transmission of the linkage belt 13 is connected to two left and right transmission gears 14. The internal sliding card of the frame body 11 is connected to two left and right adjustment tooth plates 15. One end of the adjustment tooth plate 15 is movably installed inside the frame body 11, and the other end of the adjustment tooth plate 15 extends to the outside of the frame body 11 and is fixedly connected to the connecting female end 3 or the connecting sub-end 4; due to the setting of the transmission gear 14, the two adjustment tooth plates 15 inside the first frame 1 can move toward or away from each other at the same time under the cooperation of the linkage belt 13 and the adjustment tooth plate 15, so that the length of the first frame 1 or the second frame 2 can be quickly adjusted, thereby improving the efficiency of temporary assembly on site.

[0027] Among them, the adjacent first frame 1 and the second frame 2 are connected to each other through the connecting female end 3 and the connecting sub-end 4, and the non-adjacent first frame 1 and the second frame 2, the first frame 1 and the first frame 1, or the second frame 2 and the second frame 2 are fixedly connected by fastening rods through bolts.

[0028] The facing surfaces of the two adjusting tooth plates 15 are located at the front and rear sides of the linkage belt 13 , and the facing back surfaces of the two adjusting tooth plates 15 are slidably connected to the front and rear sides of the inner wall of the frame body 11 .

[0029] The cross section of the transmission gear 14 is an I-shaped one, the linkage belt 13 is sleeved on the middle of the outer surface of the transmission gear 14 , and teeth are provided on both ends of the outer surface of the transmission gear 14 .

[0030] The facing surfaces of the two adjusting tooth plates 15 are provided with teeth, which mesh with the teeth at the upper and lower ends of the transmission gear 14 .

[0031] Among them, the middle part of the frame body 11 is fixedly connected with a second limit block 17, and the second limit block 17 is located in the middle of the linkage belt 13. The internal sliding card of the frame body 11 is connected with two left and right positioning components 16, and the internal movable sleeve of the positioning component 16 is connected with a positioning slide rod 18. One end of the positioning slide rod 18 passes through the positioning component 16 and is fixedly connected to the second limit block 17; due to the setting of the positioning component 16, the first frame 1 or the second frame 2 after length adjustment can maintain a relatively stable state with the cooperation of the adjustment slot 12, thereby avoiding unexpected changes after on-site adjustment and affecting the subsequent fastening rod connection.

[0032] Among them, the positioning component 16 includes a positioning slider 161 that is slidably connected to the inside of the frame body 11, and a positioning slide hole 162 is opened in the middle of the positioning slider 161. The positioning slide hole 162 is slidably sleeved on the outside of the positioning slide rod 18, and two upper and lower through holes 163 are opened inside the positioning slider 161. The linkage belt 13 is passed through the inside of the through hole 163; due to the setting of the positioning slide hole 162, the stability of the sliding of the positioning component 16 can be ensured with the cooperation of the positioning slide rod 18, thereby ensuring that the adjustment tooth plate 15 can follow the stable movement of the connecting female end 3 or the connecting sub-end 4.

[0033] Among them, limiting holes 164 are provided on the front and rear sides of the positioning slider 161, and the internal sliding card of the limiting hole 164 is connected to the first limiting block 165. The interior of the limiting hole 164 is provided with a positioning spring 167 connected to the inner side of the first limiting block 165, and the outer side of the first limiting block 165 is fixedly connected to the positioning block 166. The front end of the positioning block 166 passes through the positioning slider 161 and extends to the inside of the adjustment slot 12.

[0034] The working principle and use process of this utility model:

[0035] Pulling the connecting female end 3 or the connecting sub-end 4 can drive its corresponding adjusting tooth plate 15 to move along the inside of the frame body 11, and then, with the cooperation of the transmission gear 14 and the linkage belt 13, the adjusting tooth plate 15 corresponding to the connecting sub-end 4 or the connecting female end 3 can be driven to move, so that the connecting female end 3 and the connecting sub-end 4 can move toward or away from each other at the same time, thereby stably adjusting the length of the first frame 1 or the second frame 2, and then, with the cooperation of bolts, the two first frames 1 and the second frames 2 are alternately fixedly connected to assemble into a main frame, and then several fixing rods are installed to fix the two first frames 1 and the second frame 2;

[0036] With the cooperation of the positioning component 16, it can be ensured that the first frame 1 or the second frame 2 after the length adjustment can remain stable and will not accidentally expand or contract, thereby facilitating the staff to accurately adjust the first frame 1 and the second frame 2 to the required length, and then quickly assemble them into a main frame of the required size with the cooperation of bolts.

[0037] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An LED display screen frame, comprising a first frame (1) and a second frame (2), characterized in that: Both ends of the first frame (1) and the second frame (2) are respectively connected to a connecting female end (3) and a connecting sub-end (4); The first frame (1) and the second frame (2) have the same structure. The first frame (1) or the second frame (2) both include a frame body (11) connected between the connecting female end (3) and the connecting sub-end (4). The front and rear sides of the frame body (11) are provided with a plurality of evenly distributed adjustment slots (12). A linkage belt (13) is installed inside the frame body (11). The internal transmission of the linkage belt (13) is connected to two left and right transmission gears (14). The interior of the frame body (11) is slidably connected to two left and right adjustment tooth plates (15). One end of the adjustment tooth plate (15) is movably installed inside the frame body (11), and the other end of the adjustment tooth plate (15) extends to the outside of the frame body (11) and is fixedly connected to the connecting female end (3) or the connecting sub-end (4).

2. The LED display screen frame according to claim 1, characterized in that: The adjacent first frames (1) and second frames (2) are connected to each other via a connecting female end (3) and a connecting sub-end (4), and the non-adjacent first frames (1) and second frames (2), the first frames (1) and the first frames (1), or the second frames (2) and the second frames (2) are fixedly connected by bolts with a fastening rod.

3. The LED display screen frame according to claim 1, characterized in that: The facing surfaces of the two adjusting tooth plates (15) are located at the front and rear sides of the linkage belt (13), and the facing back surfaces of the two adjusting tooth plates (15) are slidably connected to the front and rear sides of the inner wall of the frame body (11).

4. The LED display screen frame according to claim 1, characterized in that: The cross section of the transmission gear (14) is an "I" shape, the linkage belt (13) is sleeved on the middle part of the outer surface of the transmission gear (14), and teeth are provided at both ends of the outer surface of the transmission gear (14).

5. The LED display screen frame according to claim 3, characterized in that: The facing surfaces of the two adjusting tooth plates (15) are both provided with teeth, and the teeth are meshed with the teeth at the upper and lower ends of the transmission gear (14).

6. The LED display screen frame according to claim 1, characterized in that: The middle of the frame body (11) is fixedly connected with a second limit block (17), and the second limit block (17) is located in the middle of the linkage belt (13). The interior of the frame body (11) is slidably connected with two left and right positioning components (16), and the interior of the positioning component (16) is movably sleeved with a positioning slide rod (18), and one end of the positioning slide rod (18) passes through the positioning component (16) and is fixedly connected to the second limit block (17).

7. The LED display screen frame according to claim 6, characterized in that: The positioning assembly (16) includes a positioning slider (161) that is slidably connected to the inside of the frame body (11), a positioning slide hole (162) is provided in the middle of the positioning slider (161), the positioning slide hole (162) is slidably connected to the outside of the positioning slide rod (18), and two upper and lower through holes (163) are provided inside the positioning slider (161), and the linkage belt (13) is passed through the inside of the through hole (163).

8. The LED display screen frame according to claim 7, characterized in that: The front and rear sides of the positioning slide block (161) are both provided with limiting holes (164); the interior of the limiting hole (164) is slidably engaged with a first limiting block (165); the interior of the limiting hole (164) is provided with a positioning spring (167) connected to the inner side of the first limiting block (165); the outer side of the first limiting block (165) is fixedly connected with a positioning block (166); the front end of the positioning block (166) passes through the positioning slide block (161) and extends to the interior of the adjustment slot (12).

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