Outdoor LED grating screen convenient to maintain

Abstract

The utility model relates to the technical field of LED display, in particular to an outdoor LED grating screen convenient to maintain. According to the outdoor LED grating screen convenient to maintain, the single LED grating can be taken down, replacement of the single LED grating is facilitated, later maintenance is facilitated, and the maintenance cost is reduced. An outdoor LED grille screen convenient to maintain comprises a protective cover, a supporting frame, LED grilles, a sliding rail and the like, the supporting frame is connected to the front side of the protective cover in a sliding mode, the nine LED grilles are connected to the supporting frame in a clamped mode, and the sliding rail is connected to the lower side of the interior of the protective cover. According to the LED grille, the connecting plate is pulled to move rightwards, the first telescopic spring is stretched, then the limiting frame is driven to move rightwards, the limiting frame is separated from the LED grille, and then the LED grille is taken down, so that the single LED grille can be taken down, replacement of the single LED grille and later maintenance are facilitated, and the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display, in particular to an outdoor LED grille screen which is easy to maintain. Background Art

[0002] LED grid screen, also known as grid screen or hollow screen, is a new type of outdoor display technology. Outdoor LED grid screen is a new type of outdoor advertising display equipment, which adopts a unique strip or grid design, making the screen have a certain light transmittance and strong visual impact.

[0003] Existing LED grille screens are usually composed of strip-shaped LED light strips to form a hollow display structure. Most LED grille screens are of one-piece design and are fixed or welded to the ground or building structure by bolts. When the LED light strip on a single LED grille is damaged, it is inconvenient to replace the single LED grille, and the entire LED grille screen needs to be removed for replacement, which easily leads to high maintenance costs and inconvenience for later maintenance.

[0004] Therefore, it is necessary to design an outdoor LED grille screen that is easy to maintain and can remove a single LED grille to facilitate replacement of the single LED grille, facilitate subsequent maintenance, and reduce maintenance costs. Utility Model Content

[0005] In order to overcome the shortcomings that most of the existing LED grille screens are of integrated design, fixed or welded to the ground or building structure by bolts, it is inconvenient to replace a single LED grille, and the entire LED grille screen needs to be removed, which easily leads to high maintenance costs and inconvenience in later maintenance, the utility model provides an outdoor LED grille screen that can remove a single LED grille, facilitates replacement of a single LED grille, facilitates later maintenance, reduces maintenance costs, and is easy to maintain.

[0006] An outdoor LED grille screen which is easy to maintain comprises a protective cover, a support frame, an LED grille, a slide rail, a skateboard, a rack, a gear, a sliding frame and a limiting mechanism. The front side of the protective cover is slidably connected to the support frame, a plurality of LED grilles are clamped on the support frame, the lower side of the interior of the protective cover is connected to the slide rail, the lower rear side of the middle and lower part of the support frame is connected to the skateboard, the skateboard is slidably connected to the slide rail, the skateboard is in contact with the protective cover, a rack is connected to the right side of the skateboard, the lower side of the interior of the protective cover is rotatably connected to a gear, the gear and the rack are meshed with each other, the lower side of the upper part of the support frame is connected to left and right sliding frames, the sliding frames are both slidably connected to the protective cover, and a limiting mechanism for replacing the LED grille is provided between the support frame and the LED grille.

[0007] It is further explained that the protective cover is made of aluminum alloy, which has the characteristics of lightness, corrosion resistance and heat dissipation performance.

[0008] Further description, the limiting mechanism includes a limiting frame, a connecting plate and a first telescopic spring. The upper and lower parts of the support frame are slidably connected to the limiting frames, the limiting frames are clamped with the LED grilles, the right parts of the limiting frames are connected with connecting plates, and the connecting plates are connected to the limiting frames with two upper and lower first telescopic springs.

[0009] Further description, there is also a handle, which is connected to the right side of the middle part of the connecting plate.

[0010] Further description, it also includes a locking mechanism, which includes a support frame, a locking frame and a second telescopic spring. The support frame is connected to the left side of the front of the protective cover, and the locking frame is slidably connected to the support frame. The locking frame is clamped with the support frame, and the second telescopic spring is connected between the locking frame and the support frame.

[0011] Further explanation: a handle is provided on the left side of the card holder.

[0012] The beneficial effects are: 1. The utility model pulls the connecting plate to move to the right, the first telescopic spring is stretched, and then drives the limiting frame to move to the right, so that the limiting frame is separated from the LED grille, and then the LED grille is removed, so that a single LED grille can be removed, which is convenient for replacement of a single LED grille, convenient for later maintenance, and reduces maintenance costs.

[0013] 2. The utility model moves the support frame backward, and the rack and the gear mesh with each other, driving the slide plate to move backward, and then driving the sliding frame to move forward and reset, and then release the handle, the second telescopic spring rebounds, the positioning frame moves and resets and engages with the support frame, thereby fixing the support frame to prevent the support frame from moving out during use, thereby improving the safety of using the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is a schematic diagram of the cross-sectional three-dimensional structure of the sliding mechanism of the utility model.

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the limiting mechanism of the utility model.

[0017] Figure 4 It is a schematic diagram of the first three-dimensional structure of the locking mechanism of the utility model.

[0018] Figure 5 It is a schematic diagram of a second three-dimensional structure of the locking mechanism of the utility model.

[0019] In the accompanying drawings: 1_protective cover, 2_support frame, 3_LED grille, 4_slide rail, 5_slide plate, 6_rack, 7_gear, 8_sliding frame, 9_limiting mechanism, 91_limiting frame, 92_connecting plate, 93_first telescopic spring, 94_handle, 10_locking mechanism, 101_support frame, 102_locking frame, 103_second telescopic spring. DETAILED DESCRIPTION

[0020] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0021] An outdoor LED grille screen that is easy to maintain, such as Figure 1-Figure 3 As shown, it includes a protective cover 1, a support frame 2, an LED grille 3, a slide rail 4, a skateboard 5, a rack 6, a gear 7, a sliding frame 8 and a limiting mechanism 9. The protective cover 1 is made of aluminum alloy. The front side of the protective cover 1 is slidably connected to the support frame 2, and nine LED grilles 3 are clamped on the support frame 2. The lower side of the interior of the protective cover 1 is connected to the slide rail 4, and the rear side of the lower middle part of the support frame 2 is connected to the skateboard 5. The skateboard 5 is slidably connected to the slide rail 4, and the skateboard 5 is in contact with the protective cover 1. A rack 6 is connected to the right side of the skateboard 5, and a gear 7 is rotatably connected to the lower side of the interior of the protective cover 1. The gear 7 and the rack 6 are meshed with each other. The lower side of the upper part of the support frame 2 is connected to two left and right sliding frames 8, and the sliding frames 8 are both slidably connected to the protective cover 1. A limiting mechanism 9 for replacing the LED grille 3 is provided between the support frame 2 and the LED grille 3.

[0022] like Figure 1 and Figure 3 As shown, the limiting mechanism 9 includes a limiting frame 91, a connecting plate 92, a first telescopic spring 93 and a handle 94. The upper and lower parts of the support frame 2 are slidably connected to the limiting frame 91. The limiting frames 91 are clamped with the LED grille 3. A connecting plate 92 is connected between the right parts of the limiting frames 91. The connecting plates 92 are connected to the limiting frames 91 with two upper and lower first telescopic springs 93. A handle 94 is connected to the right side of the middle part of the connecting plate 92 to facilitate the hand-gripping and pulling of the connecting plate 92.

[0023] like Figure 1 , Figure 4 and Figure 5 As shown, it also includes a locking mechanism 10, which includes a support frame 101, a locking frame 102 and a second telescopic spring 103. The support frame 101 is connected to the left side of the front of the protective cover 1, and the locking frame 102 is slidably connected to the support frame 101. The locking frame 102 is clamped with the support frame 2. A handle is provided on the left side of the locking frame 102 for easy hand-gripping and pulling of the locking frame 102. A second telescopic spring 103 is connected between the locking frame 102 and the support frame 101.

[0024] When the LED grille 3 screen needs to be used outdoors, the present device can be used, and the connecting plate 92 is pulled to the right by the handle 94, and the first telescopic spring 93 is stretched, thereby driving the limiting frame 91 to move to the right along the supporting frame 2, and then the LED grille 3 is installed on the supporting frame 2, and then the handle 94 is released, the first telescopic spring 93 rebounds, and the connecting plate 92 moves and resets, so that the limiting frame 91 is reset and engaged with the LED grille 3, thereby fixing the LED grille 3, and then the present device is used. When the interior of the LED grille 3 screen needs to be maintained, the positioning frame 102 can be pulled to the left along the supporting frame 101 by the handle, and the second telescopic spring 103 is squeezed, thereby disengaging the positioning frame 102 from the supporting frame 2, and then the supporting frame 2 is pulled forward to move, and the rack 6 and the gear 7 engage with each other to move, driving the slide plate 5 to move forward along the slide rail 4, and then driving the sliding frame 8 to move forward, so that the supporting frame 2 is smoothly moved out, and then the interior of the LED grille 3 screen is maintained, and the present device is maintained through the protective cover 1. Protection, the protective cover 1 is made of aluminum alloy, and has the characteristics of lightness, corrosion resistance, and heat dissipation performance. After the maintenance is completed, the support frame 2 is moved backward, the rack 6 and the gear 7 are meshed with each other, driving the slide plate 5 to move backward, and then driving the sliding frame 8 to move forward and reset, and then release the handle, the second telescopic spring 103 rebounds, the positioning frame 102 moves and resets and engages with the support frame 2, thereby fixing the support frame 2 to prevent the support frame 2 from moving out during use, thereby improving the safety of using the device. When the LED grille 3 is damaged, it can be moved to the right by pulling the connecting plate 92, the first telescopic spring 93 is stretched, and then the limiting frame 91 is driven to move to the right, so that the limiting frame 91 is separated from the LED grille 3, and then the LED grille 3 is removed, so that a single LED grille 3 can be removed, which is convenient for the replacement of a single LED grille 3, and is convenient for later maintenance and reduces the cost of maintenance. After the replacement is completed, the handle 94 is released, the first telescopic spring 93 rebounds, and the connecting plate 92 moves and resets, so that the limiting frame 91 is reset and engaged with the LED grille 3.

[0025] Although the present invention has been described with reference to exemplary embodiments, it should be understood that the present invention is not limited to the disclosed exemplary embodiments. The scope of the following claims should be accorded the broadest interpretation so as to encompass all modifications and equivalent structures and functions.

Claims

1. An outdoor LED grille screen that is easy to maintain, characterized by: The invention comprises a protective cover (1), a support frame (2), an LED grille (3), a slide rail (4), a slide plate (5), a rack (6), a gear (7), a slide frame (8) and a limiting mechanism (9); the front side of the protective cover (1) is slidably connected to the support frame (2); a plurality of LED grilles (3) are clamped on the support frame (2); the lower side of the interior of the protective cover (1) is connected to the slide rail (4); the rear side of the middle and lower part of the support frame (2) is connected to the slide plate (5); the slide plate (5) and the slide rail (4) are slidably connected. The slide plate (5) is connected to the protective cover (1), the slide plate (5) is in contact with the protective cover (1), the right side of the slide plate (5) is connected to a rack (6), the lower side of the inner part of the protective cover (1) is rotatably connected to a gear (7), the gear (7) and the rack (6) are meshed with each other, the lower side of the upper part of the support frame (2) is connected to two left and right sliding frames (8), the sliding frames (8) are both connected to the protective cover (1) in a sliding manner, and a limiting mechanism (9) for replacing the LED grille (3) is provided between the support frame (2) and the LED grille (3).

2. The outdoor LED grille screen that is easy to maintain according to claim 1 is characterized by: The protective cover (1) is made of aluminum alloy and has the characteristics of lightness, corrosion resistance and good heat dissipation performance.

3. The outdoor LED grille screen that is easy to maintain according to claim 2 is characterized by: The limiting mechanism (9) comprises a limiting frame (91), a connecting plate (92) and a first telescopic spring (93); the upper and lower parts of the support frame (2) are both slidably connected to the limiting frame (91); the limiting frame (91) is clamped with the LED grid (3); the right part of the limiting frame (91) is connected to the connecting plate (92); and the connecting plate (92) and the limiting frame (91) are connected to two upper and lower first telescopic springs (93).

4. The easy-to-maintain outdoor LED grille screen according to claim 3 is characterized by: It also includes a handle (94), which is connected to the right side of the middle part of the connecting plate (92).

5. The easy-to-maintain outdoor LED grille screen according to claim 4 is characterized in that: The protective cover (1) further comprises a locking mechanism (10), the locking mechanism (10) comprising a support frame (101), a locking frame (102) and a second telescopic spring (103); the support frame (101) is connected to the left side of the front of the protective cover (1); the locking frame (102) is slidably connected to the support frame (101); the locking frame (102) is locked with the support frame (2); and the second telescopic spring (103) is connected between the locking frame (102) and the support frame (101).

6. The easy-to-maintain outdoor LED grille screen according to claim 5 is characterized by: A handle is provided on the left side of the positioning frame (102).

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