Waterproof aluminum shell LED display screen

Abstract

The utility model discloses a waterproof aluminum shell light-emitting diode (LED) display screen, which belongs to the technical field of LED display screens, and comprises a display screen main body and a mounting back plate, a connecting seat is fixedly connected to the front side wall of the mounting back plate close to the bottom, a connecting shaft is rotatably connected to the connecting seat, and rotating seats are fixedly connected to two ends of the connecting shaft. The front ends of the two rotating seats are fixedly connected with the same display screen main body; according to the waterproof aluminum shell LED display screen, when the waterproof aluminum shell LED display screen is used and the display screen main body needs to be protected, the screw rod a can be rotated through the handle, so that the display screen main body can be rotated to be parallel to the mounting back plate through the two rotating seats on the sliding seat in cooperation with the arrangement of the push-pull rod a; and the bevel gear b synchronously drives the bevel gear a, so that the screw rod b rotates in a direction different from that of the screw rod a, and the L-shaped connecting rod drives the guide column to move leftwards in the guide channel through the sliding block.

Description

Technical Field

[0001] The utility model belongs to the technical field of LED display screens, and in particular relates to a waterproof aluminum shell LED display screen. Background Art

[0002] Waterproof aluminum shell LED display is a waterproof LED display. Its shell is made of aluminum material, which has waterproof and corrosion resistance. It is suitable for outdoor environments or places with water vapor. This kind of LED display is usually widely used in outdoor billboards, stadiums, stage performances and other places, which can ensure that the display can still work normally under bad weather conditions.

[0003] A LED display box LED display with authorization announcement number CN 220796193 U includes an LED display mounting plate, a first connecting block is installed at the side end of the LED display mounting plate, and two first rotating blocks are installed at the side end of the LED display mounting plate on the same side as the first connecting block is installed; wherein, an LED screen baffle is installed at the upper end of the LED display mounting plate, and two hinge plates are installed at the lower end of the LED screen baffle, and the LED screen baffle is rotatably installed above the LED display mounting plate through the hinge plates; wherein, an LED screen is installed at the side end of the LED display mounting plate on the same side as the first connecting block is installed, and a second connecting block is installed on the side of the LED screen close to the LED display mounting plate.

[0004] Although the above application can adjust the angle of the LED display screen, when the LED display screen needs to be protected, the LED display screen needs to be manually adjusted to a state parallel to the installation plate, and then the shielding plate is manually lowered to protect the LED display screen. As a result, the angle adjustment structure and the closing of the shielding plate cannot be linked, which makes the operation very inconvenient. Therefore, a waterproof aluminum shell LED display screen is needed. Utility Model Content

[0005] The purpose of the utility model is to provide a waterproof aluminum shell LED display screen to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof aluminum shell LED display screen, comprising a display screen body and a mounting back plate, a connecting seat is fixedly connected to the front side wall of the mounting back plate near the bottom, a connecting shaft is rotatably connected to the connecting seat, both ends of the connecting shaft are fixedly connected to rotating seats, the front ends of the two rotating seats are fixedly connected to the same display screen body, and a protective cover is hingedly connected to the top of the mounting back plate;

[0007] It also includes a linkage closed angle adjustment structure, which is installed on the front side wall of the installation back plate and connected to the inner wall of the protective cover and the back of the display screen main body shell.

[0008] As a preferred implementation, mounting holes are formed all around the mounting back plate.

[0009] As a preferred implementation, the outer shell of the display screen body is a waterproof aluminum shell.

[0010] As a preferred embodiment, the linked closed angle adjustment structure includes a push-pull rod a hinged on the back of the display screen body, the other end of the push-pull rod a is hinged with a sliding seat with a convex cross-section, the sliding seat is slidably connected to a sliding groove provided on the front side wall of the mounting back plate, a screw a is threadedly connected to the sliding seat, both ends of the screw a are rotatably connected to the front side of the mounting back plate through bearing seats, the bottom end of the screw a movably extends to the bottom of the connecting seat and is fixedly connected with a handle, and a matching groove is provided at the bottom end of the protective cover, and when the protective cover is rotated downward ninety degrees and closed on the mounting back plate, the matching groove can be movably sleeved on the outside of the screw a.

[0011] As a preferred embodiment, a push-pull rod b is hinged on the inner wall of the protective cover, the bottom end of the push-pull rod b is hinged on the front side wall of the lifting plate, the back of the lifting plate is rotatably connected to the mounting back plate through a movable seat, the cross-section of the movable seat is a convex structure, and a movable groove matching the movable seat is opened on the front side of the mounting back plate.

[0012] As a preferred embodiment, a guide channel is provided on the lifting plate, a guide column is movably overlapped in the guide channel, an L-shaped connecting rod is fixedly connected to the outer side of the guide column, a slider with a convex structure in vertical cross section is fixedly connected to the bottom end of the L-shaped connecting rod, the slider is slidably connected to the slide groove provided on the front side of the mounting back plate, a screw b is threadedly connected to the L-shaped connecting rod, both ends of the screw b are rotatably connected to the top end of the connecting seat through a bearing seat, a bevel gear a is fixedly connected to the left end extension of the screw b, the outer side of the bevel gear a is meshingly connected to the bevel gear b, and the bevel gear b is fixed to the outer side of the screw a.

[0013] Compared with the prior art, the waterproof aluminum shell LED display provided by the utility model at least includes the following

[0014] Beneficial effects:

[0015] In the utility model, when the waterproof aluminum shell LED display screen is used, when the display screen body needs to be protected, the screw a can be rotated through the handle, thereby making it on the sliding seat, and in conjunction with the setting of the push-pull rod a, the display screen body can be rotated to a state parallel to the installation back plate through the two rotating seats. In the above process, the bevel gear b synchronously drives the bevel gear a, thereby making the screw b rotate in a direction different from that of the screw a, thereby making the L-shaped connecting rod drive the guide column to move left in the guide channel through the slider, and in conjunction with the shape design of the guide channel, the lifting plate can move downward on the installation back plate through the moving seat connected to the back, so that when the above-mentioned display screen body slowly becomes parallel to the installation back plate, the protective cover can be rotated downward by ninety degrees and closed on the installation back plate to achieve protection of the display screen body, so that the activities of the angle adjustment structure and its protective cover can be linked, greatly improving the convenience of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the first viewing angle structure of each component in the linkage closed angle adjustment structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the second viewing angle structure of each component in the linkage closed angle adjustment structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the enlarged structure of point A of the utility model;

[0020] Figure 5 It is a schematic diagram of the enlarged structure of point B of the utility model.

[0021] In the figure: 1. Install the back plate; 11. Install the hole; 2. Connect the seat; 21. Connect the shaft; 22. Rotate the seat; 3. Display screen body; 31. Waterproof aluminum shell; 4. Protective cover; 41. Matching groove; 5. Linked closed angle adjustment structure; 51. Push-pull rod a; 52. Sliding seat; 53. Screw a; 54. Handle; 55. Push-pull rod b; 56. Lifting plate; 57. Moving seat; 58. Guide channel; 59. Guide column; 510. L-shaped connecting rod; 511. Sliding block; 512. Screw b; 513. Bevel gear a; 514. Bevel gear b. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with embodiments.

[0023] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0024] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0025] Example

[0026] Although the above application can adjust the angle of the LED display screen, when the LED display screen needs to be protected, the LED display screen needs to be manually adjusted to a state where the mounting plate needs to be parallel, and then the shielding plate is manually lowered to protect the LED display screen, resulting in the inability to realize linkage between the angle adjustment structure and the closing of the shielding plate, which is very inconvenient during operation;

[0027] To do this, see Figure 1-5 The utility model provides a waterproof aluminum shell LED display screen, comprising: a display screen body 3 and a mounting back plate 1, a connecting seat 2 is fixedly connected to the front side wall of the mounting back plate 1 near the bottom, a connecting shaft 21 is rotatably connected to the connecting seat 2, both ends of the connecting shaft 21 are fixedly connected to rotating seats 22, the front ends of the two rotating seats 22 are fixedly connected to the same display screen body 3, and a protective cover 4 is hinged on the top of the mounting back plate 1;

[0028] It also includes a linkage closed angle adjustment structure 5 which is installed on the front side wall of the mounting back plate 1 and is connected to the inner wall of the protective cover 4 and the back of the outer shell of the display screen main body 3 .

[0029] The protective cover 4 has the function of protection and can also block light when unfolded.

[0030] Further as Figure 1-5 As shown, it is worth to explain in detail that the mounting back plate 1 is provided with mounting holes 11 all around.

[0031] The installation holes 11 can be used to fix the LED display screen at a designated position by bolts.

[0032] Further as Figure 1-5 As shown, it is worth to explain in detail that the outer shell of the display screen main body 3 adopts a waterproof aluminum shell 31.

[0033] Further as Figure 1-5 As shown, it is worth explaining in detail that, in order to facilitate the adjustment of the angle of the LED display screen, a linkage closed angle adjustment structure 5 is provided, which includes a push-pull rod a51 hinged on the back of the display screen body 3, and the other end of the push-pull rod a51 is hinged with a sliding seat 52 with a convex cross-section. The sliding seat 52 is slidably connected to the sliding groove provided on the front side wall of the mounting back plate 1, and a screw a53 is threadedly connected to the sliding seat 52. Both ends of the screw a53 are rotatably connected to the front side of the mounting back plate 1 through a bearing seat, and the bottom end of the screw a53 movably extends to the bottom of the connecting seat 2 and is fixedly connected to a handle 54. A matching groove 41 is provided at the bottom end of the protective cover 4. When the protective cover 4 is rotated downward by ninety degrees and closed on the mounting back plate 1, the matching groove 41 can be movably sleeved on the outside of the screw a53.

[0034] Among them, the width of the matching groove 41 is larger than the diameter of the screw a53.

[0035] Further as Figure 1-5 As shown, it is worth specifically explaining that a push-pull rod b55 is hinged on the inner wall of the protective cover 4, and the bottom end of the push-pull rod b55 is hinged on the front side wall of the lifting plate 56. The back of the lifting plate 56 is rotatably connected to the mounting back plate 1 through a moving seat 57. The cross-section of the moving seat 57 is a convex structure. A moving groove that matches the moving seat 57 is provided on the front side of the mounting back plate 1. A guide channel 58 is provided on the lifting plate 56. A guide column 59 is movably overlapped in the guide channel 58. An L-shaped connecting rod is fixed to the outer side of the guide column 59. 510, the bottom end of the L-shaped connecting rod 510 is fixedly connected with a slider 511 with a convex structure in vertical cross section, and the slider 511 is slidably connected to the slide groove provided on the front side of the mounting back plate 1, and the L-shaped connecting rod 510 is threadedly connected with a screw b512, and both ends of the screw b512 are rotatably connected to the top of the connecting seat 2 through a bearing seat, and the left end extension of the screw b512 is fixedly connected with a bevel gear a513, and the outer side of the bevel gear a513 is meshingly connected with a bevel gear b514, and the bevel gear b514 is fixedly connected to the outer side of the screw a53.

[0036] Among them, the thread rotation direction of screw b512 and screw a53 is the same, but the thread pitch on screw a53 is smaller than that on screw b512. The guide channel 58 is composed of an inclined channel and a straight channel connected, and the width of the guide channel 58 is equal to the diameter of the guide column 59.

[0037] In summary: when using the waterproof aluminum shell LED display screen, when the display screen body 3 needs to be protected, the screw a53 can be rotated by the handle 54, so that the sliding seat 52 is placed on the sliding seat 52, and in conjunction with the setting of the push-pull rod a51, the display screen body 3 can be rotated to a state parallel to the installation back plate 1 through the two rotating seats 22. In the above process, the bevel gear b514 synchronously drives the bevel gear a513, so that the screw b512 rotates in a direction different from the screw a53, so that the L-shaped connecting rod 510 drives the guide column 59 to move left in the guide channel 58 through the slider 511, and in conjunction with the shape design of the guide channel 58, the lifting plate 56 moves downward on the installation back plate 1 through the moving seat 57 connected to the back, so that when the above-mentioned display screen body 3 slowly becomes parallel to the installation back plate 1, the protective cover 4 can be rotated downward by ninety degrees and closed on the installation back plate 1 to protect the display screen body 3, so that the activities of the angle adjustment structure and its protective cover 4 can be linked, greatly improving the convenience of operation.

[0038] Unless otherwise defined, the technical or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "including" or "comprising" and the like used in the present invention mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the described object changes, the relative position relationship may also change accordingly.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waterproof aluminum shell LED display screen, comprising a display screen body (3) and a mounting back plate (1), characterized in that: A connecting seat (2) is fixedly connected to the front side wall of the mounting back plate (1) near the bottom, a connecting shaft (21) is rotatably connected to the connecting seat (2), both ends of the connecting shaft (21) are fixedly connected to rotating seats (22), the front ends of the two rotating seats (22) are fixedly connected to the same display screen body (3), and a protective cover (4) is hingedly connected to the top of the mounting back plate (1); It also includes a linked closed angle adjustment structure (5), which is installed on the front side wall of the installation back plate (1) and is connected to the inner wall of the protective cover (4) and the back of the outer shell of the display screen main body (3).

2. The waterproof aluminum shell LED display according to claim 1, characterized in that: The mounting back plate (1) is provided with mounting holes (11) all around.

3. The waterproof aluminum shell LED display screen according to claim 1, characterized in that: The outer shell of the display screen main body (3) is a waterproof aluminum shell (31).

4. The waterproof aluminum shell LED display screen according to claim 1, characterized in that: The linkage closed angle adjustment structure (5) comprises a push-pull rod a (51) hinged on the back of the display screen body (3), the other end of the push-pull rod a (51) is hinged with a sliding seat (52) with a convex cross-section structure, the sliding seat (52) is slidably connected to a sliding groove provided on the front side wall of the mounting back plate (1), a screw rod a (53) is threadedly connected to the sliding seat (52), both ends of the screw rod a (53) are rotatably connected to the front side of the mounting back plate (1) through a bearing seat, the bottom end of the screw rod a (53) is movably extended to the bottom of the connecting seat (2), and is fixedly connected to a handle (54), and a matching groove (41) is provided at the bottom end of the protective cover (4), and when the protective cover (4) is rotated downward by ninety degrees and closed on the mounting back plate (1), the matching groove (41) can be movably sleeved on the outer side of the screw rod a (53).

5. The waterproof aluminum shell LED display screen according to claim 4, characterized in that: A push-pull rod b (55) is hinged on the inner wall of the protective cover (4), the bottom end of the push-pull rod b (55) is hinged on the front side wall of the lifting plate (56), the back of the lifting plate (56) is rotatably connected to the mounting back plate (1) through a movable seat (57), the cross section of the movable seat (57) is a convex structure, and the front side of the mounting back plate (1) is provided with a movable groove that matches the movable seat (57).

6. The waterproof aluminum shell LED display screen according to claim 5, characterized in that: The lifting plate (56) is provided with a guide channel (58), a guide column (59) is movably overlapped in the guide channel (58), an L-shaped connecting rod (510) is fixedly connected to the outer side of the guide column (59), a slider (511) having a convex vertical cross-section is fixedly connected to the bottom end of the L-shaped connecting rod (510), the slider (511) is slidably connected to a slide groove provided on the front side of the mounting back plate (1), a screw rod b (512) is threadedly connected to the L-shaped connecting rod (510), both ends of the screw rod b (512) are rotatably connected to the top end of the connecting seat (2) through a bearing seat, a bevel gear a (513) is fixedly connected to the left end extension of the screw rod b (512), the outer side of the bevel gear a (513) is meshingly connected to the bevel gear b (514), and the bevel gear b (514) is fixedly connected to the outer side of the screw rod a (53).

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