High-ash and high-brush meteor tube based on SPI (Serial Peripheral Interface) control

Abstract

The utility model discloses a high-ash high-brush meteor tube based on SPI (Serial Peripheral Interface) control, which comprises a signal transmission cable, a PCB (Printed Circuit Board) lamp panel electrically connected with the signal transmission cable, and a transparent tube body sleeved on the periphery of the PCB lamp panel, an upper plug and a lower plug are respectively arranged at the upper end and the lower end of the transparent tube body, the PCB lamp panel is in a strip shape, and the PCB lamp panel is in a strip shape. The front face and the back face of the PCB lamp panel are provided with a plurality of LED light-emitting bodies at equal intervals in the length direction, the LED light-emitting bodies at the same positions of the front face and the back face of the PCB lamp panel form a group, each group is provided with an MCU chip, the upper plug is provided with a threading hole of a signal transmission cable, the bottom of the lower plug is provided with an air hole, and the upper end of the signal transmission cable is provided with a waterproof quick plug. The PCB lamp panel is provided with a series circuit of a plurality of LED light-emitting bodies, a signal input end and a signal return output end of the series circuit are arranged on the front face or the back face of the upper end of the PCB lamp panel, wire outgoing of one end of the upper end of each meteor tube is achieved, wire outgoing of the lower end of each meteor tube is avoided, and when a plurality of meteor tubes are connected in series, rapid series connection is achieved by connecting T-shaped series connection cables at the upper ends.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting products, in particular to a high-gray and high-brush meteor tube based on SPI control. Background Art

[0002] LED meteor tubes usually use high-quality rigid PCB circuit boards, with lamp beads on both sides for lighting. Through IC chip programming, full-color effects such as meteor chasing and marquees can be achieved. It can be widely used in science and technology museum lighting decoration, park night scenes, bar lighting, festival atmosphere lights and other fields. It is suitable for hanging on tree branches, under eaves and on any objects that can be hung, and can add atmosphere and dazzling brilliance to different scenes. Because of its dazzling brilliance and on-site activities, people will take pictures of the scene. However, when conventional LED meteor tubes are photographed with mobile phones or cameras, strobes and stripes that are invisible to the naked eye will appear. In addition, the series connection between existing LED meteor tubes is unstable and easy to fall off, requiring tail outlets, messy wiring, and poor waterproofness resulting in a short service life. Therefore, it is necessary to optimize and improve the existing LED meteor tubes to solve the above problems. Utility Model Content

[0003] In view of this, the utility model proposes a high-ash and high-refresh meteor tube based on SPI control to solve the above technical problems.

[0004] The technical solution disclosed by the utility model is a high-gray and high-refresh meteor tube based on SPI control, which includes a signal transmission cable, a PCB light board electrically connected to the signal transmission cable, and a transparent tube body sleeved on the periphery of the PCB light board, the upper and lower ends of the transparent tube body are respectively provided with an upper plug and a lower plug, the PCB light board is in a long strip shape, a plurality of LED light-emitting bodies are equidistantly arranged on the front and back sides of the PCB light board along the length direction, the LED light-emitting bodies at the same positions on the front and back sides of the PCB light board form a group of light-emitting bodies, each group of light-emitting bodies is provided with an MCU chip, the upper plug is provided with a threading hole for the signal transmission cable, the bottom of the lower plug is provided with an air vent, and the upper end of the signal transmission cable is provided with a waterproof quick plug.

[0005] Furthermore, the PCB light board is provided with a series circuit of several LED light-emitting bodies, and a signal input end and a signal return output end of the series circuit are provided on the upper front or back side of the PCB light board, and the lower signal line end of the signal transmission cable is respectively welded to the signal input end and the signal return output end.

[0006] Furthermore, the plug-in end of the waterproof quick plug is provided with a threaded rotating buckle, and the front end of the threaded rotating buckle is provided with a sealing convex ring portion integrally formed with the threaded rotating buckle.

[0007] Furthermore, a sealing ring is provided on the threading hole, or after the signal transmission cable passes through the threading hole, a sealing waterproof glue is provided at the threading hole for sealing.

[0008] Furthermore, the threading hole of the upper plug is biased towards one side of the center position of the upper plug, and a hanging ring is provided at the center position of the upper plug.

[0009] Preferably, the bottom of the lower plug is in an inverted cone shape, and an air hole is provided at the top of the inverted cone, and the air hole is connected to the interior of the transparent tube body.

[0010] Preferably, the lifting ring adopts a lifting ring screw or a lifting ring part which is integrally injection-molded with the upper plug.

[0011] Furthermore, the upper plug and the lower plug are respectively sleeved on the upper and lower ends of the transparent tube body, and sealing waterproof glue is provided at the upper and lower ends of the transparent tube body and at the sleeve joints of the upper plug and the lower plug, so that the upper plug and the lower plug are respectively sealed and fixedly connected to the upper and lower ends of the transparent tube body.

[0012] The beneficial effects of the utility model are as follows: when the high-gray and high-refresh meteor tube based on SPI control designed by the technical solution is arranged to realize multiple meteor tubes designed by the technical solution, the multiple meteor tubes are connected through one end of the upper end and the lower end, and the upper end is quickly connected to the waterproof quick plug through the T-type series connection cable, and the connection end of the T-type series connection cable is quickly and firmly connected and sealed and waterproof by rotating the threaded rotating buckle, and the series connection wiring is simple and not messy. In addition, the arrangement of the meteor tube can be quickly suspended on the object through the ring structure, and the operation is simple. Using SPI signal control, the power supply and signal are transmitted to the PCB light board through the signal transmission cable, and then transmitted to the MCU chip through the line. The MCU chip receives the external control signal and processes part of it as the LED light-emitting body color change signal, and part of it is processed as the next-level MCU chip signal, thereby realizing the color change effect of the entire lamp tube. This MCU chip has a high-gray and high-refresh function, which can make the LED light-emitting body flicker-free under high-definition camera, and the lighting effect changes softly, achieving a high-gray and high-refresh effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the exploded structure of the meteor tube of the utility model.

[0014] Figure 2 The utility model is a schematic diagram of the overall structure of the meteor tube.

[0015] Figure 3 The utility model is a schematic diagram of the waterproof quick plug structure.

[0016] Figure 4 It is a schematic diagram of the lower plug structure of the utility model.

[0017] Figure 5It is a schematic diagram of connecting multiple meteor tubes and T-type series connection cables of the utility model. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present disclosure will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present disclosure, not all embodiments. Based on the embodiments of the present disclosure, all other embodiments obtained by ordinary technicians in this field without creative work also fall within the scope of protection of the present disclosure.

[0019] Please refer to Figures 1 to 4 , a high-gray and high-refresh meteor tube based on SPI control provided by the technical solution, including a signal transmission cable 1, a PCB light board 2 electrically connected to the signal transmission cable 1, and a transparent tube body 3 sleeved on the periphery of the PCB light board 2, and an upper plug 4 and a lower plug 5 are respectively provided at the upper and lower ends of the transparent tube body 3, the PCB light board 2 is in the shape of a long strip, and a plurality of LED light-emitting bodies 21 are equidistantly provided on the front and back of the PCB light board 2 along the length direction, and the LED light-emitting bodies 21 at the same position on the front and back of the PCB light board 2 form a group of light-emitting bodies, and an MCU chip 22 is provided at each group of light-emitting bodies, that is, the LED light-emitting bodies 21 at the same position on the front and back of the PCB light board 2 share an IC. The upper plug 4 is provided with a threading hole for the signal transmission cable 1, and the bottom of the lower plug 5 is provided with a vent hole 51, and the upper end of the signal transmission cable 1 is provided with a waterproof quick plug 11.

[0020] Furthermore, the PCB light board 2 is provided with a series circuit of several LED light emitters 21, and a signal input end and a signal return output end of the series circuit are provided on the upper front or back of the PCB light board 2, and the lower signal line end of the signal transmission cable 1 is welded to the signal input end and the signal return output end respectively. Through this solution, the circuit of the PCB light board 2 has a signal return function, and the signal is folded back at the tail of the product, thereby realizing product cascading without the tail output.

[0021] Reference Figure 5 , through the high-ash high-brush meteor tube based on SPI control designed by this scheme, when multiple meteor tubes designed by this technical scheme are arranged, multiple meteor tubes are connected through one end of the upper end and the lower end, and the upper end is quickly connected to the waterproof quick plug 11 through the T-type series connection cable, and the connection end of the T-type series connection cable is quickly and firmly sealed and waterproofed by rotating the threaded rotating buckle 111, and the series connection wiring is simple and not messy. Among them, the T-type series connection cable is a series cable of the existing three-way connection plate. It should be understood that, Figure 5 What is shown in the figure is a connection using three meteor tubes, which may include a series connection of more meteor tubes and is not limited to three.

[0022] Furthermore, the plug-in end of the waterproof quick plug 11 is provided with a threaded rotating buckle 111, and the front end of the threaded rotating buckle 111 is provided with a sealing convex ring portion 112 integrally formed with the threaded rotating buckle 111. The threaded rotating buckle 111 is designed to achieve a quick and stable connection with the connector of the T-type series connection cable, and at the same time achieve waterproof performance.

[0023] Furthermore, a sealing ring is provided on the threading hole, or after the signal transmission cable 1 passes through the threading hole, a sealing waterproof glue is provided at the threading hole for sealing.

[0024] Further, the threading hole of the upper plug 4 is biased to one side of the center position of the upper plug 4, and a lifting ring 6 is provided at the center position of the upper plug 4. The lifting ring 6 adopts a lifting ring screw or a lifting ring part that is integrally injection molded with the upper plug 4. Through the design of the lifting ring 6, it is convenient to hang the meteor tube on an object and to arrange it conveniently.

[0025] Furthermore, the bottom of the lower plug 5 is in an inverted cone shape, and a vent hole 51 is provided at the top of the inverted cone, and the vent hole 51 is connected to the inside of the transparent tube body 3. By providing the vent hole 51 in the lower plug, the transparent tube body 3 can be effectively ventilated to the outside, which is conducive to preventing the formation of water vapor in the transparent tube body 3 due to the temperature difference, and the vent hole 51 is conducive to preventing water from entering.

[0026] Furthermore, the upper plug 4 and the lower plug 5 are respectively sleeved on the upper and lower ends of the transparent tube body 3, and sealing waterproof glue is provided at the upper and lower ends of the transparent tube body 3 and at the sleeve joints of the upper plug 4 and the lower plug 5, so that the upper plug 4 and the lower plug 5 are respectively sealed and fixedly connected to the upper and lower ends of the transparent tube body 3.

[0027] The meteor tube designed by the present technical solution adopts SPI signal control, and the power supply and signal are transmitted to the PCB light board 2 through the signal transmission cable 1, and then transmitted to the MCU chip 22 through the line. The MCU chip 22 receives the external control signal, part of which is processed as the color change signal of the LED light-emitting body 21, and part of which is processed as the signal of the next-level MCU chip 22, thereby realizing the color change effect of the entire lamp tube. This MCU chip 22 has the function of high gray and high refresh. The MCU chip model CL08H is used, which can make the LED light-emitting body 21 flicker-free under high-definition camera, and the lighting effect changes softly, achieving the effect of high gray and high refresh.

[0028] The embodiments of the present disclosure have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A high-gray and high-refresh meteor tube based on SPI control, characterized in that: The invention comprises a signal transmission cable (1), a PCB light board (2) electrically connected to the signal transmission cable (1), and a transparent tube (3) sleeved on the outer periphery of the PCB light board (2); an upper plug (4) and a lower plug (5) are respectively provided at the upper and lower ends of the transparent tube (3); the PCB light board (2) is in the shape of an elongated strip; a plurality of LED light-emitting bodies (21) are equidistantly provided on the front and back sides of the PCB light board (2) along the length direction; the LED light-emitting bodies (21) at the same positions on the front and back sides of the PCB light board (2) form a group of light-emitting bodies; each group of light-emitting bodies is provided with an MCU chip (22); a threading hole for the signal transmission cable (1) is provided on the upper plug (4); a ventilation hole (51) is provided at the bottom of the lower plug (5); and a waterproof quick plug (11) is provided at the upper end of the signal transmission cable (1).

2. The high-ash and high-refresh meteor tube based on SPI control according to claim 1 is characterized in that: The PCB light board (2) is provided with a series circuit of a plurality of LED light emitters (21); a signal input end and a signal return output end of the series circuit are provided on the front or back side of the upper end of the PCB light board (2); and the signal line end at the lower end of the signal transmission cable (1) is respectively welded to the signal input end and the signal return output end.

3. The high-ash and high-refresh meteor tube based on SPI control according to claim 2 is characterized in that: The plug-in end of the waterproof quick plug (11) is provided with a threaded rotating buckle (111), and the front end of the threaded rotating buckle (111) is provided with a sealing convex ring portion (112) integrally formed with the threaded rotating buckle (111).

4. The high-ash and high-refresh meteor tube based on SPI control according to claim 1, characterized in that: A sealing ring is sleeved on the threading hole, or after the signal transmission cable (1) passes through the threading hole, a sealing waterproof glue is provided at the threading hole for sealing.

5. The high-ash and high-refresh meteor tube based on SPI control according to claim 1, characterized in that: The threading hole of the upper plug (4) is biased toward one side of the center position of the upper plug (4), and a lifting ring (6) is provided at the center position of the upper plug (4).

6. The high-ash and high-refresh meteor tube based on SPI control according to claim 1, characterized in that: The bottom of the lower plug (5) is in an inverted cone shape, and a vent hole (51) is provided at the top of the inverted cone, and the vent hole (51) is connected to the inside of the transparent tube body (3).

7. The high-ash and high-refresh meteor tube based on SPI control according to claim 5, characterized in that: The lifting ring (6) adopts a lifting ring screw or a lifting ring part which is integrally injection-molded with the upper plug (4).

8. The high-ash and high-refresh meteor tube based on SPI control according to claim 1, characterized in that: The upper plug (4) and the lower plug (5) are respectively sleeved on the upper and lower ends of the transparent tube body (3), and sealing waterproof glue is provided at the upper and lower ends of the transparent tube body (3) and at the sleeve joints of the upper plug (4) and the lower plug (5), so that the upper plug (4) and the lower plug (5) are respectively sealed and fixedly connected to the upper and lower ends of the transparent tube body (3).

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