LED latticed holographic screen

Abstract

The utility model relates to the technical field of LED holographic screens, and discloses an LED latticed holographic screen which comprises a mounting base, four connecting plates are fixedly connected to the cambered surface of the surface of the mounting base, the four connecting plates are evenly distributed in an arc shape, a connecting groove is formed in the center of the top of the mounting base, LED lamp beads are arranged at the top of the mounting base, and the LED lamp beads are arranged in the connecting groove. A mounting mechanism for mounting LED lamp beads is arranged in the connecting groove, fixing pieces are fixedly connected to the two ends of the bottoms of the four connecting plates, mounting holes are formed in the surfaces of the fixing pieces, and a wire groove is formed in the bottom of the mounting base, is horizontally arranged and is fixedly connected to the bottoms of two connecting plates. Through the arrangement of the clamping block, the LED lamp bead can be installed more conveniently and more stably, when the LED lamp bead is damaged, the LED lamp bead can be rapidly disassembled through the shifting rod, and therefore the device is more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of LED holographic screens, in particular to an LED grid-shaped holographic screen. Background Art

[0002] The LED grid holographic screen is a screen that uses a grid structure composed of LED lamp beads to display holographic images. A holographic image is an image that can present a three-dimensional effect. It allows the audience to observe different image details from different angles. The LED grid holographic screen can be applied to various scenes, such as exhibitions, concerts, commercials, etc. It can attract the audience's attention, provide a more immersive viewing experience, and bring users a new visual enjoyment.

[0003] However, since a large number of LED lamp beads are installed inside the LED grid-shaped holographic screen when it is in use, most of the existing LED holographic screens install the LED lamp beads on the frame. Although this method is more convenient in the production process, the LED lamp beads will generate heat when in use, and the use time will affect the life of the LED lamp beads. When some LED lamp beads are damaged during use, it is not convenient to replace them, which makes maintenance more troublesome. Therefore, it is urgent to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes an LED grid-shaped holographic screen.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An LED grid-shaped holographic screen comprises a mounting base, wherein four connecting plates are fixedly connected at the arc surface of the mounting base, the four connecting plates are evenly distributed in an arc shape, a connecting groove is arranged at the center of the top of the mounting base, an LED lamp bead is arranged at the top of the mounting base, and a mounting mechanism for installing the LED lamp bead is arranged inside the connecting groove, both ends of the bottom of the four connecting plates are fixedly connected to fixing plates, and the surfaces of multiple fixing plates are provided with mounting holes, a wire groove is arranged at the bottom of the mounting base, the wire groove is arranged horizontally, and the wire groove is fixedly connected to the bottom of two of the connecting plates. By setting the card block, the LED lamp bead can be installed more conveniently and more stably, and when the LED lamp bead is damaged, the LED lamp bead can be quickly removed by a lever, thereby making the device more convenient to use.

[0007] Preferably, the mounting mechanism includes a base, which is fixedly connected to the bottom of the LED lamp bead, a waterproof ring is sleeved on the surface of the base, the base is placed inside the connecting groove, the waterproof ring is arranged on the top of the mounting seat, two clamping blocks are arranged on the arc surface of the base surface, two limiting grooves are vertically arranged on the arc surface inside the connecting groove, clamping slots are arranged inside the two limiting grooves, the two clamping blocks are respectively arranged inside the two limiting grooves, and the two clamping blocks are respectively matched with the inside of the two clamping slots to install the LED lamp bead inside the connecting groove.

[0008] Furthermore, the mounting base has two connecting rods rotatably connected inside, the two connecting rods are respectively arranged at one end of the two clamping blocks, the two connecting rods are both sleeved with fixed shafts, the two fixed shafts are both sleeved inside the mounting base, the two connecting rods are fixedly connected with top blocks at one end close to each other, the two top blocks are respectively arranged at the bottom of the two clamping blocks, the two top blocks are respectively matched with the two clamping blocks, and the two connecting rods are fixedly connected with a lever at one end away from each other, which is used to limit the rotation of the connecting rods, thereby taking out the installed LED lamp beads.

[0009] Preferably, a connecting ring is fixedly connected to the bottom of the mounting base, the four connecting plates are fixedly connected to the outer surface of the connecting ring, a heat sink is arranged inside the connecting ring, the heat sink is fixedly connected to the bottom of the mounting base, and the wire groove is inserted into the heat sink and the connecting ring, which is convenient for heat dissipation of the bottom of the LED lamp bead and also convenient for the distribution of the wiring harness.

[0010] The beneficial effects of the utility model are:

[0011] 1. When in use, the card block makes the installation of LED lamp beads more convenient and more stable. When the LED lamp beads are damaged, they can be quickly removed by the lever, making the device more convenient to use.

[0012] 2. LED lamp beads will generate heat when used. Long-term use will affect the service life of the LED lamp beads. Through the setting of the heat sink at the bottom, the heat generated by the LED lamp beads can be quickly dissipated during use, thereby increasing the service life of the LED lamp beads. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front view of an LED grid-shaped holographic screen proposed by the utility model;

[0014] Figure 2 This is a surface structure decomposition diagram of an LED grid-shaped holographic screen proposed by the utility model;

[0015] Figure 3This is a cross-sectional view of the surface structure of an LED grid-shaped holographic screen proposed by the utility model;

[0016] Figure 4 for Figure 3 A magnified image of point A;

[0017] Figure 5 This is a schematic diagram of the bottom structure of an LED grid-shaped holographic screen proposed by the utility model.

[0018] In the figure: 1. mounting base; 11. connecting groove; 12. limiting groove; 13. clamping slot; 14. connecting ring; 15. heat sink; 2. connecting plate; 21. fixing plate; 22. wire groove; 3. LED lamp bead; 31. waterproof ring; 32. base; 33. clamping block; 4. lever; 41. connecting rod; 42. fixing shaft; 43. top block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 5 A LED grid-shaped holographic screen comprises a mounting base 1, four connecting plates 2 are fixedly connected at the arc surface of the mounting base 1, the four connecting plates 2 are evenly distributed in an arc shape, a connecting groove 11 is arranged at the center of the top of the mounting base 1, an LED lamp bead 3 is arranged at the top of the mounting base 1, and a mounting mechanism for installing the LED lamp bead 3 is arranged inside the connecting groove 11, both ends of the bottom of the four connecting plates 2 are fixedly connected with fixing plates 21, and the surfaces of multiple fixing plates 21 are provided with mounting holes, a wire groove 22 is arranged at the bottom of the mounting base 1, and the wire groove 22 is arranged horizontally. The wire groove 22 is fixedly connected to the bottom of two of the connecting plates 2. Through the arrangement of the card block 33, the LED lamp bead 3 can be installed more conveniently and more stable at the same time. When the LED lamp bead 3 is damaged, the LED lamp bead 3 can be quickly removed by the lever 4, so that the device is more convenient to use.

[0021] Reference Figure 1 and Figure 2In a preferred embodiment, the mounting mechanism includes a base 32, which is fixedly connected to the bottom of the LED lamp bead 3. A waterproof ring 31 is sleeved on the surface of the base 32. The base 32 is placed inside the connecting groove 11. The waterproof ring 31 is arranged on the top of the mounting seat 1. Two clamping blocks 33 are arranged on the arc surface of the base 32. Two limiting grooves 12 are vertically arranged on the arc surface inside the connecting groove 11. The two limiting grooves 12 are both provided with clamping grooves 13. The two clamping blocks 33 are respectively arranged inside the two limiting grooves 12. The two clamping blocks 33 are respectively matched with the inside of the two clamping grooves 13 to install the LED lamp bead 3 inside the connecting groove 11.

[0022] Reference Figure 3 and Figure 4 In a preferred embodiment, two connecting rods 41 are rotatably connected inside the mounting base 1, and the two connecting rods 41 are respectively arranged at one end of the two clamping blocks 33, and the two connecting rods 41 are sleeved with fixed shafts 42, and the two fixed shafts 42 are sleeved inside the mounting base 1, and the two connecting rods 41 are fixedly connected with top blocks 43 at one end close to each other, and the two top blocks 43 are respectively arranged at the bottom of the two clamping blocks 33, and the two top blocks 43 are respectively matched with the two clamping blocks 33, and the two connecting rods 41 are fixedly connected with a lever 4 at one end away from each other, which is used to limit the rotation of the connecting rods 41, so as to take out the installed LED lamp beads 3.

[0023] Reference Figure 1 and Figure 5 In a preferred embodiment, a connecting ring 14 is fixedly connected to the bottom of the mounting base 1, and four connecting plates 2 are fixedly connected to the outer surface of the connecting ring 14. A heat sink 15 is arranged inside the connecting ring 14, and the heat sink 15 is fixedly connected to the bottom of the mounting base 1. The wire groove 22 is inserted into the heat sink 15 and the connecting ring 14, which is convenient for heat dissipation at the bottom of the LED lamp bead 3 and also convenient for the distribution of the wiring harness.

[0024] From the above description, it can be seen that the above-mentioned embodiment of the utility model achieves the following technical effects: in actual use, the setting of the card block 33 can make the LED lamp bead 3 more convenient to install, and at the same time more stable. When the LED lamp bead 3 is damaged, the LED lamp bead 3 can be quickly removed by the lever 4, so that the device is more convenient to use. When in use, multiple devices will be connected and used to form a mesh LED holographic screen. During use, the wires can be distributed and fixed through the wire groove 22 at the bottom of the connecting plate 2. The base 32 at the bottom of each LED lamp bead 3 is placed inside the connecting groove 11, so that the LED lamp bead 3 can be quickly installed, and then the heat sink 15 at the bottom can be set to quickly dissipate the heat generated by the LED lamp bead 3 during use, thereby increasing the service life of the LED lamp bead 3. When the LED lamp bead 3 is damaged during use, the two levers 4 can be pressed, and under the action of the fixed shaft 42, the top block 43 can push the card block 33 upward, so that the LED lamp bead 3 can be quickly removed, thereby facilitating the replacement of each LED lamp bead 3.

[0025] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0026] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0027] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0028] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An LED grid-shaped holographic screen, comprising a mounting base (1), characterized in that: Four connecting plates (2) are fixedly connected at the arc surface of the mounting seat (1), and the four connecting plates (2) are evenly distributed in an arc shape. A connecting groove (11) is provided at the center of the top of the mounting seat (1), and an LED lamp bead (3) is provided at the top of the mounting seat (1). A mounting mechanism for mounting the LED lamp bead (3) is provided inside the connecting groove (11). Both ends of the bottom of the four connecting plates (2) are fixedly connected with fixing plates (21), and the surfaces of the plurality of fixing plates (21) are provided with mounting holes. A wire groove (22) is provided at the bottom of the mounting seat (1), and the wire groove (22) is horizontally arranged and fixedly connected to the bottoms of two of the connecting plates (2).

2. The LED grid-shaped holographic screen according to claim 1, characterized in that: The mounting mechanism comprises a base (32), the base (32) is fixedly connected to the bottom of the LED lamp bead (3), a waterproof ring (31) is sleeved on the surface of the base (32), the base (32) is placed inside the connecting groove (11), the waterproof ring (31) is arranged on the top of the mounting seat (1), and two clamping blocks (33) are arranged on the curved surface of the base (32).

3. The LED grid-shaped holographic screen according to claim 2, characterized in that: Two limiting grooves (12) are vertically arranged on the inner arc surface of the connecting groove (11), and a clamping groove (13) is arranged inside the two limiting grooves (12). The two clamping blocks (33) are respectively arranged inside the two limiting grooves (12), and the two clamping blocks (33) are respectively matched with the inside of the two clamping grooves (13).

4. The LED grid-shaped holographic screen according to claim 3, characterized in that: Two connecting rods (41) are rotatably connected inside the mounting seat (1), the two connecting rods (41) are respectively arranged at one end of two clamping blocks (33), the two connecting rods (41) are both sleeved with fixed shafts (42), and the two fixed shafts (42) are both sleeved inside the mounting seat (1).

5. The LED grid-shaped holographic screen according to claim 4, characterized in that: The two connecting rods (41) are fixedly connected to a top block (43) at one end close to each other. The two top blocks (43) are respectively arranged at the bottom of the two clamping blocks (33). The two top blocks (43) are respectively matched with the two clamping blocks (33). The two connecting rods (41) are fixedly connected to a shifting rod (4) at one end away from each other.

6. The LED grid-shaped holographic screen according to claim 5, characterized in that: A connecting ring (14) is fixedly connected to the bottom of the mounting seat (1), the four connecting plates (2) are fixedly connected to the outer surface of the connecting ring (14), a heat sink (15) is arranged inside the connecting ring (14), the heat sink (15) is fixedly connected to the bottom of the mounting seat (1), and the wire groove (22) is inserted into the heat sink (15) and the connecting ring (14).

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