LED light module, LED screen module and dynamic light and shadow display device

Abstract

The utility model relates to the technical field of light and shadow display, in particular to an LED light module, an LED screen module and a dynamic light and shadow display device, the dynamic light and shadow display device comprises the LED light module or the LED screen module, the LED light module comprises a three-primary-color LED light-emitting lamp holder, the LED screen module comprises an LED display screen, and the LED light-emitting lamp holder and the LED display screen are detachably connected to a dynamic matrix assembly. The LED light-emitting lamp holder and the LED display screen are installed in a quick plugging mode, various dynamic LED light-emitting matrixes or LED screen matrixes are formed, the dynamic effect of a light source is flexibly adjusted through a control signal, the dynamic screen effect is achieved according to video content, and therefore dynamic adjustment of light and the screen in the exhibition process is achieved, and the display effect is improved. And the artistic effect of exhibition display is improved.

Description

Technical Field

[0001] The present application relates to the field of light and shadow display technology, and in particular to an LED lighting module, an LED screen module and a dynamic light and shadow display device. Background Art

[0002] In the exhibition process, lighting and video display are indispensable design elements. In the current exhibition technology, the lighting devices installed in the booth are usually fixed, and the corresponding lighting effects and screen visual effects are single, which cannot fully meet the needs of exhibition.

[0003] Therefore, designing a light-emitting lighting device and a dynamic video display device with a compact structure, easy installation and matrix combination, and dynamically changing lighting effects is a technical problem that currently needs to be solved by technical personnel in this field. Utility Model Content

[0004] In order to solve the problem of fixed and single exhibition lighting and video screens, the present application provides an LED lighting module, an LED screen module and a dynamic light and shadow display device.

[0005] The LED lighting module, LED screen module and dynamic light and shadow display device provided in this application adopt the following technical solutions:

[0006] In the first aspect, an LED lighting module includes: a three-primary-color LED light-emitting lamp head, the LED light-emitting lamp head is fixedly mounted on a first main body, the first main body is cylindrical, a raised first positioning block is provided on the outer side of one end of the first main body away from the LED light-emitting lamp head, a first connecting terminal is provided inside one end of the first main body away from the LED light-emitting lamp head, the first main body is detachably connected to a dynamic matrix assembly, and the first connecting terminal is electrically connected to the dynamic matrix assembly.

[0007] By adopting the above technical solution, the first main body is detachably connected to the dynamic matrix component, and the dynamic matrix component is used to control the dynamic movement and color change of the LED light head, so that the LED lighting module has the advantages of compact structure, easy installation and matrix combination, and dynamic change of lighting effect.

[0008] In the second aspect, an LED screen module includes an LED display screen, which is fixedly mounted on a second body, the second body is cylindrical, a raised second positioning block is provided on the outer side of one end of the second body away from the LED display screen, a second connecting terminal is provided inside the end of the second body away from the LED display screen, the second body is detachably connected to a dynamic matrix assembly, and the second connecting terminal is electrically connected to the dynamic matrix assembly.

[0009] By adopting the above technical solution, the second main body is detachably connected to the dynamic matrix component, and the dynamic matrix component is used to control the dynamic movement and color change of the LED display screen, so that the LED screen module light module has the advantages of compact structure, easy installation and matrix combination, and dynamic change of video display.

[0010] Optionally, the LED display screen is configured as a full-color display screen with a dot pitch ≤ P2.0 mm, and the LED display screen has three primary colors of red, green and blue, and has 256 levels of grayscale.

[0011] By adopting the above technical solution, the LED display screen is configured as a full-color display screen with a dot pitch ≤ P2.0mm, which can better ensure the visual effect during use. The LED display screen has three primary colors of red, green and blue, and the full-color display screen with 256 levels of gray can display more than 16 million colors.

[0012] In the third aspect, a dynamic light and shadow display device comprises the dynamic matrix assembly described in the first and second aspects, the dynamic matrix assembly comprises a plurality of shells arranged in a matrix, a telescopic rod is slidably connected to the interior of the shell, a driving assembly is fixedly connected to the outer side of one end of the telescopic rod, the driving assembly is fixedly installed in the interior of the shell, a connecting piece is fixedly installed in the interior of the end of the telescopic rod away from the driving assembly, a guide groove matching the first positioning block and the second positioning block is formed on the inner side of the telescopic rod close to the connecting piece, and the telescopic rod is plug-connected to the first main body or the second main body.

[0013] By adopting the above technical solution, the first body or the second body can be conveniently plugged into the telescopic rod, and the driving component can be used to drive the telescopic rod to slide along the inside of the shell, so that the lighting effect of the LED light module can be dynamically changed or the LED screen module can dynamically display video.

[0014] Optionally, the connecting piece is provided with a strong magnetic material, the end of the first body close to the first connecting terminal is made of a ferromagnetic metal material, and the end of the second body close to the second connecting terminal is made of a ferromagnetic metal material.

[0015] By adopting the above technical solution, the first body or the second body can be adsorbed and fixed by using a strong magnetic material, thereby ensuring the stability of the connection between the connecting piece and the first connecting terminal or the second connecting terminal.

[0016] Optionally, the driving assembly includes a stepper motor, which is fixedly mounted inside the shell, a linear guide rail is fixedly connected to the inside of the shell, a slider is slidably connected to the linear guide rail, a transmission assembly is provided between the stepper motor and the slider, and the telescopic rod is fixedly mounted on the slider.

[0017] By adopting the above technical solution, the sliding block can be controllably controlled by a stepping motor to slide along the linear guide rail, so that the sliding block drives the telescopic rod to slide inside the housing.

[0018] Optionally, the transmission assembly includes a first synchronous pulley, which is fixedly mounted on the output shaft of the stepper motor; a second synchronous pulley is rotatably connected to one end of the shell body away from the first synchronous pulley along the length direction of the linear guide rail; a synchronous belt is transmission-connected to the first synchronous pulley and the second synchronous pulley; and the slider is fixedly connected to one side of the synchronous belt.

[0019] By adopting the above technical solution, the synchronous belt is used to transmit power through the cooperation between teeth, which ensures high transmission accuracy and small errors, and ensures the movement accuracy of the slider during operation. The synchronous belt has good durability and a long service life, as well as the advantages of easy installation and maintenance, high transmission efficiency and low working noise.

[0020] Optionally, the two ends of the shell are respectively fixedly connected with a front end cover and a rear end cover, the front end cover is provided with a guide hole corresponding to the telescopic rod, the telescopic rod is inserted into the guide hole, the front end cover is provided with a first ventilation hole, a cooling fan is installed at a position on the front end cover corresponding to the first ventilation hole, and the rear end cover is provided with a second ventilation hole.

[0021] By adopting the above technical solution, the guide hole is used to guide the telescopic rod to ensure the stability of the telescopic rod during the telescopic process. During operation, the cooling fan can perform forced convection heat dissipation inside the shell through the first ventilation hole and the second ventilation hole, thereby ensuring the heat dissipation function inside the shell.

[0022] Optionally, a control component is fixedly installed inside the shell, and the control component includes a control signal port, the outer end of the control signal port is connected to a host computer, the inner end of the control signal port is connected to a control drive board and a motion drive board, the control drive board is connected to a flexible cable, the flexible cable is connected to the connector, and the motion drive board is connected to the stepper motor.

[0023] By adopting the above technical scheme, the control drive board and the motion drive board can be controlled by the host computer. By controlling the control drive board by the host computer, the color change of the LED light module or the LED screen module can be controlled through the connector. By controlling the motion drive board by the host computer, the stepper motor can drive the LED light module or the LED screen module to move dynamically through the telescopic rod.

[0024] Optionally, the flexible cable is configured as an FPC cable made of polyimide or polyester film as a substrate.

[0025] By adopting the above technical solution, a flexible cable is used as the signal transition connection between the control drive board and the docking component. The FPC cable made of polyimide or polyester film as the substrate has the advantages of good flexibility, high durability and stable operation, and can achieve uninterrupted signal transmission during movement.

[0026] In summary, the present application includes at least one of the following beneficial technical effects:

[0027] 1. The present application connects the first main body detachably to the dynamic matrix component, and controls the dynamic movement and color change of the LED light head through the dynamic matrix component, so that the LED lighting module has the advantages of compact structure, easy installation and matrix combination, and dynamic change of lighting effect.

[0028] 2. The present application connects the second main body detachably to the dynamic matrix component, and controls the LED display screen to perform dynamic movement and color changes through the dynamic matrix component, so that the LED screen module light module has the advantages of compact structure, easy installation and matrix combination, and dynamic video display.

[0029] 3. The present application connects the first body or the second body to the telescopic rod by plugging it, and uses the driving assembly to drive the telescopic rod to slide along the inside of the shell, so that the lighting effect of the LED light module can be dynamically changed or the LED screen module can dynamically display video.

[0030] 4. The present application utilizes a cooling fan to perform forced convection cooling of the interior of the shell through the first ventilation hole and the second ventilation hole, thereby ensuring the heat dissipation function of the interior of the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a schematic diagram of the three-dimensional structure of the LED lighting module of Example 1 of the present application.

[0032] Figure 2 It is a schematic diagram of the three-dimensional structure of the LED screen module of Example 2 of the present application.

[0033] Figure 3 It is a schematic diagram of the structural decomposition of the dynamic matrix component of Example 3 of the present application.

[0034] Figure 4 It is a schematic diagram of the three-dimensional structure of the LED lighting module of Example 1 of the present application.

[0035] Figure 5 It is a schematic diagram of the three-dimensional structure of the LED screen module of Example 2 of the present application.

[0036] Figure 6 It is a schematic diagram of the internal structure of the dynamic matrix component of Example 3 of the present application.

[0037] Figure 7 It is a schematic diagram of the structural assembly state of the transmission component of Example 3 of the present application.

[0038] Figure 8 This is a schematic diagram of the usage status of the LED lighting module of Example 1 of the present application in a matrix scene.

[0039] Fig. 9 This is a schematic diagram of the usage status of the LED screen module of Example 2 of the present application in a matrix scene.

[0040] Description of reference numerals: 100, LED light head; 101, first main body; 102, first positioning block; 103, first connecting terminal; 200, LED display screen; 201, second main body; 202, second positioning block; 203, second connecting terminal; 300, dynamic matrix component; 301, housing; 302, telescopic rod; 3021, U-shaped frame; 303, connecting piece; 304, front cover; 305, rear cover; 306, guide hole; 307, first ventilation hole; 308, cooling fan; 309, guide groove; 310, second ventilation hole; 311, matrix connecting piece; 312, first through hole; 313, positioning column; 314, decorative panel; 400, drive assembly; 401, stepper motor; 402, linear guide rail; 403, slider; 500, transmission assembly; 501, first synchronous pulley; 502, second synchronous pulley; 503, synchronous belt; 5031, synchronous belt pressure block; 600, control assembly; 601, control signal port; 602, control drive board; 603, motion drive board; 604, flexible cable; 605, cable connection terminal; 606, power module; 607, power port. DETAILED DESCRIPTION

[0041] The following is combined with Figure 1-9 This application is described in further detail.

[0042] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0043] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0044] The embodiments of the present application disclose an LED lighting module, an LED screen module and a dynamic light and shadow display device.

[0045] Example 1

[0046] Please refer to Figure 1 and Figure 4 In one embodiment of the present application, an LED lighting module includes: a three-primary-color LED light-emitting lamp holder 100, the LED light-emitting lamp holder 100 can display up to 16 million colors under signal control, the LED light-emitting lamp holder 100 is fixedly mounted on a first main body 101, the first main body 101 is cylindrically arranged, a raised first positioning block 102 is arranged on the outer side of one end of the first main body 101 away from the LED light-emitting lamp holder 100, a first connecting terminal 103 is arranged inside one end of the first main body 101 away from the LED light-emitting lamp holder 100, the first main body 101 is detachably connected to the dynamic matrix assembly 300, the first connecting terminal 103 is electrically connected to the dynamic matrix assembly 300, the first positioning block 102 can limit the axial rotation of the first main body 101, and can ensure the stability and reliability of the electrical connection between the first connecting terminal 103 and the dynamic matrix assembly 300 during operation. The first main body 101 is detachably connected to the dynamic matrix component 300, and the dynamic matrix component 300 is used to control the LED light head 100 to perform dynamic movement and color changes, so that the LED lighting module has the advantages of compact structure, easy installation and matrix combination, and dynamic lighting effect.

[0047] Example 2

[0048] Please refer to Figure 2 and Figure 5 In one embodiment of the present application, an LED screen module includes an LED display screen 200, which is fixedly mounted on a second body 201. The second body 201 is cylindrical, and a raised second positioning block 202 is provided on the outer side of one end of the second body 201 away from the LED display screen 200. A second connecting terminal 203 is provided inside the end of the second body 201 away from the LED display screen 200. The second body 201 is detachably connected to a dynamic matrix assembly 300, and the second connecting terminal 203 is electrically connected to the dynamic matrix assembly 300; the second body 201 is detachably connected to the dynamic matrix assembly 300, and the LED display screen 200 is controlled by the dynamic matrix assembly 300 to perform dynamic movement and color changes, so that the LED screen module light module has the advantages of compact structure, easy installation and matrix combination, and dynamic change of video display.

[0049] Optionally, in one embodiment of the present application, the LED display screen 200 is configured as a full-color display screen with a dot pitch ≤ P2.0mm, which can better ensure the visual effect during use. The LED display screen 200 has three primary colors of red, green and blue, and has 256 levels of grayscale; the LED display screen 200 has three primary colors of red, green and blue, and the full-color display screen with 256 levels of grayscale can display more than 16 million colors.

[0050] Example 3

[0051] Please refer to Figure 3 and Figure 8 In one embodiment of the present application, a dynamic light and shadow display device includes the dynamic matrix assembly 300 in Example 1 and Example 2. The dynamic matrix assembly 300 includes a plurality of housings 301 arranged in a matrix. A telescopic rod 302 is slidably connected to the inside of the housing 301. A driving assembly 400 is fixedly connected to the outside of one end of the telescopic rod 302. The driving assembly 400 is fixedly installed inside the housing 301. A connector 303 is fixedly installed inside one end of the telescopic rod 302 away from the driving assembly 400. The telescopic rod 302 is close to the connector 303. The inner side surface is provided with a guide groove 309 matching the first positioning block 102 and the second positioning block 202, and the telescopic rod 302 is plugged and connected to the first body 101 or the second body 201; during operation, the first body 101 or the second body 201 can be conveniently plugged and connected to the telescopic rod 302, and the driving component 400 can be used to drive the telescopic rod 302 to slide along the inside of the shell 301, so that the lighting effect of the LED light module can be dynamically changed or the LED screen module can dynamically display video.

[0052] In a specific embodiment of the present application, a strong magnetic material is provided on the connecting piece 303, an end of the first body 101 close to the first connecting terminal 103 is a ferromagnetic metal material, and an end of the second body 201 close to the second connecting terminal 203 is a ferromagnetic metal material; the strong magnetic material can be used to adsorb and fix the first body 101 or the second body 201, thereby ensuring the stability of the connecting connection between the connecting piece 303 and the first connecting terminal 103 or the second connecting terminal 203.

[0053] Please refer to Figure 3 and Figure 6 In one embodiment of the present application, the driving component 400 includes a stepper motor 401, and the stepper motor 401 is an integrated servo stepper motor 401 with an embedded rotary encoder and a driver. The integrated design of the embedded rotary encoder and the driver effectively saves the space occupied by the stepper motor 401. The feedback verification mechanism of the built-in encoder can not only prevent the stepper motor 401 from losing steps, but also has the function of automatic verification to avoid the problem of being unable to synchronize motion data after the machine is accidentally blocked during operation.

[0054] Please refer to Figure 6 and Figure 7 In one embodiment of the present application, the stepper motor 401 is fixedly mounted inside the housing 301 through a mounting frame by means of screw locking, the inside of the housing 301 is fixedly connected with a linear guide 402 by means of screw locking along its length direction, a slider 403 is slidably connected to the linear guide 402, a transmission assembly 500 is provided between the stepper motor 401 and the slider 403 for transmission connection, and the telescopic rod 302 is fixedly mounted on the slider 403 by means of screw locking through a U-shaped frame 3021. The stepper motor 401 can control the slider 403 to slide along the linear guide 402 in a controllable manner, so that the slider 403 drives the telescopic rod 302 to slide inside the housing 301.

[0055] Please refer to Figure 7In one embodiment of the present application, the transmission assembly 500 includes a first synchronous pulley 501, which is fixedly mounted on the output shaft of the stepper motor 401. The interior of the housing 301 is rotatably connected to a second synchronous pulley 502 at one end away from the first synchronous pulley 501 along the length direction of the linear guide 402. The first synchronous pulley 501 and the second synchronous pulley 502 are connected to a synchronous belt 503 in a transmission manner. The slider 403 is fixedly connected to a single side of the synchronous belt 503 by fixing a synchronous belt pressing block 5031 on the U-shaped frame 3021. The synchronous belt 503 is used to transmit power through the cooperation between teeth, which ensures high transmission accuracy and small errors, and ensures the movement accuracy of the slider 403 during operation. The synchronous belt has good durability and a long service life, as well as the advantages of easy installation and maintenance, high transmission efficiency, and low working noise.

[0056] It is understandable that in other embodiments of the present application, the transmission assembly 500 can also adopt other transmission methods that can convert the rotation of the stepper motor 401 into linear motion for transmission, such as gear rack transmission, screw transmission, chain transmission and other transmission methods.

[0057] Please refer to Figure 3 and Figure 6 In one embodiment of the present application, the two ends of the housing 301 are respectively fixedly connected with a front cover 304 and a rear cover 305, the front cover 304 is provided with a guide hole 306 corresponding to the telescopic rod 302, the telescopic rod 302 is inserted into the guide hole 306, the front cover 304 is provided with a first ventilation hole 307, a heat dissipation fan 308 is installed at a position corresponding to the first ventilation hole 307 on the front cover 304, and a second ventilation hole 310 is provided on the rear cover 305. The stability of the telescopic rod 302 during the telescopic process can be ensured by guiding the telescopic rod 302 with the guide hole 306, and the heat dissipation fan 308 can perform forced convection heat dissipation inside the housing 301 through the first ventilation hole 307 and the second ventilation hole 310 during the working process, thereby ensuring the heat dissipation function inside the housing 301.

[0058] Please refer to Figure 3 and Figure 6In one embodiment of the present application, a control component 600 is fixedly installed inside the housing 301, and the control component 600 includes a control signal port 601, which is fixedly installed on the rear end cover 305 by a snap connection. The outer end of the control signal port 601 is connected to the host computer, and the inner end of the control signal port 601 is connected to a control drive board 602 and a motion drive board 603. The control drive board 602 is connected to a flexible cable 604, and the flexible cable 604 is connected to the cable fixedly installed inside the telescopic rod 302. Terminal 605 is connected to the connector 303, and the motion drive board 603 is connected to the stepper motor 401. During operation, the control drive board 602 and the motion drive board 603 can be controlled by the host computer. By controlling the control drive board 602 by the host computer, the color change of the LED light module or the LED screen module can be controlled through the connector 303. By controlling the motion drive board 603 by the host computer, the stepper motor 401 can drive the LED light module or the LED screen module to move dynamically through the telescopic rod 302.

[0059] In a specific embodiment of the present application, the flexible cable 604 is configured as an FPC cable made of polyimide or polyester film as a substrate. The flexible cable 604 is used as a signal transition connection between the control drive board 602 and the connector 303. The FPC cable made of polyimide or polyester film as a substrate has the advantages of good flexibility, high durability, and stable operation, and can achieve uninterrupted signal transmission during movement.

[0060] Please refer to Figure 1 , Figure 2 and Figure 3 In a specific embodiment of the present application, the front end cover 304 is connected to the shell 301 by a fastener, and the fastener can be a buckle or a locking screw. A matrix connecting piece 311 is fixedly installed on the front end cover 304 by screw locking. Four first through holes 312 distributed in a matrix are opened on the matrix connecting piece 311, and a positioning column 313 is fixedly connected near the first through hole. Positioning holes and threaded holes for connecting with the matrix connecting piece 311 are reserved on the front end cover 304. When set to a matrix state, multiple shells 301 can be combined into a dynamic matrix component 300 through the matrix connecting piece 311. The installation form of the matrix connecting piece 311 and the shell 301, the dynamic matrix component 300 can be connected into a firmly connected matrix body through the matrix connecting piece 311, and then it can be installed on the wall, ground, top surface, or integrated into the required device application according to the needs of the scene.

[0061] Please refer to Figure 3In a specific embodiment of the present application, the rear cover is reserved with mounting positions for installing the control signal port 601 and the power port 607. The signal terminal and the power terminal are fixed to the rear cover by buckles and screws. The control signal port 601 is an RJ port, including an input signal port and an output signal port. It is the connection point between the control signal of the upper computer and the next level signal. The control signal from the upper computer is connected to the control drive board 602 through the internal wiring harness through the input port of the control signal port 601. The output signal of the control drive board 602 is connected to the next level device through the output port of the control signal port 601 through the internal cable. The cable connection terminal 605 is respectively connected to the flexible cable 604 and the power module 606 connected through the wiring harness. The cable connection terminal 605 is a line converter between the flexible cable and the power module 606 and the control drive board 602. The power module 606 is connected to the power port 607.

[0062] Please refer to Figure 3 In a specific embodiment of the present application, the motion driving board 603 receives the control signal from the host computer and processes it through the internal program to drive the rotation of the stepper motor 401 and transmits the control signal to the LED light module or LED screen module connected thereto through the connecting piece 303 connected by a cable, thereby controlling the number of revolutions of the integrated stepper motor 401 to correspond to the movement stroke of the telescopic rod 302 according to the instruction of the host computer, thereby controlling the display status or content of the connected terminal module while controlling the movement.

[0063] In a specific embodiment of the present application, a plurality of contact terminals are provided inside the connector 303 for contacting and docking with the first connector terminal 103 of the LED light module or the second connector terminal 203 of the LED screen module to achieve circuit connection. This connection method facilitates quick installation and quick switching between LED modules.

[0064] In a specific embodiment of the present application, a step for installing a magnetic connector 303 is provided on the inner side of the front end of the telescopic rod 302, and the rear end of the telescopic rod 302 is fixed to the U-shaped frame 3021 by screws. A cable adapter plate is embedded in the rear end of the telescopic rod 302, which is respectively connected to the flexible cable 604 and the connector 303 to form a circuit, so that the control signal and power supply signal transmitted by the flexible cable 604 are effectively transmitted to the LED light module or the LED screen module through the contact terminals inside the connector 303.

[0065] like Figure 8As shown, it is the application form of LED light module in matrix scene. After the matrix is ​​installed, multiple LED light modules form a large area of ​​light matrix point light source. The dynamic matrix component 300 in matrix form is hidden behind the decorative panel 314. Only the LED point light source array formed by multiple LED light modules can be seen from the front. The LED light array accepts the control of the host computer program to make dynamic lighting effects. The host computer can program and control it through the program to realize the real-time coordination of light source lighting under specific action forms, forming a variety of artistic forms of lighting effects, making the lighting effects more artistic and ornamental.

[0066] like Fig. 9 As shown, it is the application form of LED screen module in matrix scene. After the matrix is ​​installed, multiple LED screen modules form a large screen. The dynamic matrix component 300 in matrix form is hidden behind the decorative panel 314. Only the LED screen formed by multiple LED screen modules can be seen from the front. The LED screen accepts the control of the host computer program to produce dynamic effects in conjunction with the video content. The host computer can program and control it through the program to achieve specific video content corresponding to specific dynamic effects, making the visual perception more shocking and attractive.

[0067] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An LED lighting module, characterized in that: The invention comprises a three-primary-color LED light-emitting lamp holder (100), wherein the LED light-emitting lamp holder (100) is fixedly mounted on a first main body (101), the first main body (101) is arranged in a cylindrical shape, a protruding first positioning block (102) is arranged on the outer side of one end of the first main body (101) away from the LED light-emitting lamp holder (100), a first connecting terminal (103) is arranged on the inner side of one end of the first main body (101) away from the LED light-emitting lamp holder (100), the first main body (101) is detachably connected to a dynamic matrix component (300), and the first connecting terminal (103) is electrically connected to the dynamic matrix component (300).

2. An LED screen module, characterized in that: The invention comprises an LED display screen (200), wherein the LED display screen (200) is fixedly mounted on a second main body (201), the second main body (201) is arranged in a cylindrical shape, a protruding second positioning block (202) is arranged on the outer side of one end of the second main body (201) away from the LED display screen (200), a second connection terminal (203) is arranged on the inner side of one end of the second main body (201) away from the LED display screen (200), the second main body (201) is detachably connected to a dynamic matrix component (300), and the second connection terminal (203) is electrically connected to the dynamic matrix component (300).

3. The LED screen module according to claim 2, characterized in that: The LED display screen (200) is configured as a full-color display screen with a dot pitch of ≤P2.0 mm, and the LED display screen (200) has three primary colors of red, green and blue, and has 256 levels of grayscale.

4. A dynamic light and shadow display device, comprising the LED light module according to claim 1 and the LED screen module according to claim 2, characterized in that: The dynamic matrix component (300) comprises a plurality of shells (301) arranged in a matrix, wherein a telescopic rod (302) is slidably connected to the interior of the shell (301), a driving component (400) is fixedly connected to the exterior of one end of the telescopic rod (302), the driving component (400) is fixedly mounted inside the shell (301), a connecting piece (303) is fixedly mounted inside one end of the telescopic rod (302) away from the driving component (400), a guide groove (309) matching the first positioning block (102) and the second positioning block (202) is provided on the inner side surface of the telescopic rod (302) close to the connecting piece (303), and the telescopic rod (302) is plug-connected to the first main body (101) or the second main body (201).

5. The dynamic light and shadow display device according to claim 4, characterized in that: The connecting piece (303) is provided with a strong magnetic material, the end of the first main body (101) close to the first connecting terminal (103) is made of a ferromagnetic metal material, and the end of the second main body (201) close to the second connecting terminal (203) is made of a ferromagnetic metal material.

6. The dynamic light and shadow display device according to claim 4, characterized in that: The driving assembly (400) comprises a stepping motor (401), the stepping motor (401) being fixedly mounted inside the housing (301), a linear guide rail (402) being fixedly connected inside the housing (301), a slider (403) being slidably connected to the linear guide rail (402), a transmission assembly (500) being provided between the stepping motor (401) and the slider (403) for transmission connection, and the telescopic rod (302) being fixedly mounted on the slider (403).

7. The dynamic light and shadow display device according to claim 6, characterized in that: The transmission assembly (500) comprises a first synchronous pulley (501), the first synchronous pulley (501) being fixedly mounted on the output shaft of the stepper motor (401), a second synchronous pulley (502) being rotatably connected to one end of the housing (301) away from the first synchronous pulley (501) along the length direction of the linear guide rail (402), a synchronous belt (503) being transmission-connected to the first synchronous pulley (501) and the second synchronous pulley (502), and the slider (403) being fixedly connected to one side of the synchronous belt (503).

8. The dynamic light and shadow display device according to claim 7, characterized in that: The two ends of the shell (301) are respectively fixedly connected with a front cover (304) and a rear cover (305); the front cover (304) is provided with a guide hole (306) corresponding to the telescopic rod (302); the telescopic rod (302) is inserted into the guide hole (306); the front cover (304) is provided with a first ventilation hole (307); a cooling fan (308) is installed at a position on the front cover (304) corresponding to the first ventilation hole (307); and the rear cover (305) is provided with a second ventilation hole (310).

9. The dynamic light and shadow display device according to claim 8, characterized in that: A control component (600) is fixedly installed inside the housing (301), and the control component (600) comprises a control signal port (601), the outer end of the control signal port (601) is connected to a host computer, the inner end of the control signal port (601) is connected to a control drive board (602) and a motion drive board (603), the control drive board (602) is connected to a flexible flat cable (604), the flexible flat cable (604) is connected to the connector (303), and the motion drive board (603) is connected to the stepping motor (401).

10. The dynamic light and shadow display device according to claim 9, characterized in that: The flexible cable (604) is configured as an FPC cable made of polyimide or polyester film as a base material.

Images