CN-121640839-B - Small-point-spacing interactive module

Abstract

The invention relates to a small-dot spacing interaction module which comprises a plurality of small-dot spacing LED display modules, wherein each small-dot spacing LED display module comprises a display component, a capacitor component and a COT component, the display component comprises a display part and an induction controller, the induction controller is arranged on the display part, the display part comprises an LED lamp panel and a plurality of LED lamp beads which are arranged in a matrix manner, the LED lamp beads are divided into a plurality of display areas, the capacitor component comprises a plurality of induction capacitor plates and a plurality of electric connectors, each induction capacitor plate is provided with a curve type induction coil, each curve type induction coil corresponds to the induction capacitor plate and is used as a capacitor touch control unit, the COT component comprises a plurality of insulators and COT membrane plates, the insulators are arranged between the induction capacitor plates and the LED lamp panels, each electric connector is correspondingly connected with the curve type induction coil and is connected with the induction controller, and the COT membrane plates seal the surface of the display component and the outermost surface of the display component to assemble the complete small-dot spacing LED display module.

Inventors

• GUO CHANG
• YIN WENTAO
• HE JINLONG

Assignees

• 深圳市优景观复光电有限公司

Dates

Publication Date

20260508

Application Date

20260203

Claims (9)

1. 1. A small-point-spacing interaction module comprises a plurality of small-point-spacing LED display modules and is characterized in that each small-point-spacing LED display module comprises a display module, a capacitor module and a COT module, the display module comprises a display piece and an induction controller, the induction controller is arranged on the display piece, the display piece comprises an LED lamp panel and a plurality of LED lamp beads which are arranged in a matrix mode, the LED lamp beads are divided into a plurality of display areas, the capacitor module comprises a plurality of induction capacitor plates and a plurality of electric connecting pieces, each induction capacitor plate is provided with a curved induction coil, each display area is provided with a plurality of display subareas, each display subarea is respectively provided with one induction capacitor plate, each curved induction coil on each induction capacitor plate is circuitously arranged on the corresponding whole display subarea, each curved induction coil is correspondingly arranged on the induction capacitor plate as a capacitor touch unit, each curved induction coil comprises an anode coil and a cathode coil, the anode coil is in a multi-zigzag shape, the anode coil is arranged at a position corresponding to a plurality of zigzag shape, and is arranged in a position corresponding to the whole wire winding plate, the insulator plate is respectively extended from the anode coil to the cathode coil, the insulator plate is arranged at a position corresponding to the cathode coil, the cathode coil is respectively corresponding to the insulator plate, the cathode coil is respectively arranged at a position corresponding to the cathode coil and the cathode coil respectively, the insulator coil is arranged at a plurality of the cathode coil and the cathode coil is respectively, and the cathode coil is arranged at a plurality of the electrode coil and the electrode coil respectively, each electric connecting piece penetrates through the insulating piece and the LED lamp panel, each electric connecting piece is correspondingly connected with the curve type induction coil and is connected with the induction controller, and the COT film plate seals the surface of the display assembly and the outermost surface of the display assembly to assemble the complete small-point-spacing LED display module.
2. 2. The small-dot spacing interactive module according to claim 1, wherein each of the induction capacitor plates comprises a substrate, an induction capacitor positive plate and an induction capacitor negative plate, the substrate is a glass fiber plate, the induction capacitor positive plate and the induction capacitor negative plate are copper-clad plates, and the induction capacitor positive plate and the induction capacitor negative plate are respectively pressed on the front side and the back side of the substrate in a pressing mode to form the induction capacitor plate.
3. 3. The small-dot pitch interactive module according to claim 2, wherein the positive electrode coil and the negative electrode coil are formed on the positive electrode plate of the induction capacitor, the margin winding of the negative electrode coil is connected to the negative electrode plate of the induction capacitor by bypassing the side surface of the substrate, and the margin winding of the negative electrode coil is wound on the peripheral edge of the substrate and corresponds to the peripheral edge of the corresponding display subarea.
4. 4. The small-dot spacing interactive module according to claim 3, wherein each of the positive plates of the induction capacitor is etched to form a curved induction coil, each of the curved induction coils corresponds to a touch area, and the touch areas are uniformly distributed in the display areas of the display components respectively.
5. 5. The small-dot spacing interactive module of claim 4, wherein the curved induction coils on the positive electrode plate and the negative electrode plate are correspondingly connected with electric connectors, the induction controller comprises a plurality of induction IC chips, each of the curved induction coils is correspondingly connected with one induction IC chip through the electric connectors, so that the positive electrode plate and the negative electrode plate are used as a capacitive touch unit, and the plurality of induction IC chips are respectively arranged on the back of the LED lamp panel.
6. 6. The small-dot spacing interactive module according to claim 1, wherein the plurality of electrical connectors are a plurality of connection copper wires or connection copper columns, each connection copper wire or connection copper column penetrates through the LED lamp panel and the insulating piece respectively, and two ends of each connection copper wire or connection copper column are connected with the induction controller and the induction capacitor panel respectively to form an induction loop.
7. 7. The small-dot spacing interactive module according to claim 1, further comprising a fixing member, wherein the insulating member is a plurality of PC insulating sheets, the fixing member comprises a plurality of fixing studs, the plurality of PC insulating sheets are respectively arranged and mounted on the LED lamp panel as shielding layers, and the induction capacitor panel and the plurality of PC insulating sheets are mounted on the display member through the plurality of fixing studs.
8. 8. The small-dot spacing interactive module of claim 1, wherein the COT film plate comprises COT glue, the COT glue is adhered to the surfaces of the positive electrode plate of the induction capacitor and the LED lamp beads through glue osmotic pressure in the optical film to form a PC film, and the COT glue is further filled between the display component and the capacitor component to seal the small-dot spacing LED display module.
9. 9. The small-dot spacing interactive module according to claim 1, wherein the shape of the curved induction coil comprises, but is not limited to, an S-shape, the induction capacitor plate is provided with an LED bead hole corresponding to each LED bead, the line width of the curved induction coil is larger than the diameter of the LED bead hole, and the positive electrode coil is perforated after being etched by a predetermined width, and the aperture of the positive electrode coil is larger than the diameter of one LED bead.

Description

Small-point-spacing interactive module Technical Field The invention relates to the technical field of LED modules, in particular to a small-point-spacing interactive module. Background The main stream of the traditional LED display screen interaction function is infrared and radar induction, the large-distance product interaction realizes capacitive interaction, namely the product is contacted by using an induction spring needle, the small-point distance (P2.6 and below) module is required to be an interaction product, the existing method is to use an infrared induction chip, however, the infrared induction chip is installed on a lamp face and can be affected by the distance between lamp beads, the size of the lamp bead distance is smaller, the size of the common infrared induction chip is difficult to adapt, the infrared chip needs to be customized to achieve infrared interaction, and the infrared chips of different sizes are required for different small-point distance interaction modules, so that the customized size is frequently changed. On the other hand, because the infrared chip is through infrared transceiver, current scheme sensor of infrared induction is 940nm wavelength's infrared light reflection formula, installs in pairs, and the region of response scope is little, and the blind area is bigger, and infrared radiation scope is limited, and the infrared chip is installed between the lamp pearl in addition, receives the space influence that the lamp pearl occupied on the contrary, leads to infrared response scope to receive the restriction. Based on the influence of the factors, a small-space interaction module is developed, the principle is suitable for a conventional Touch scene, vertical-face interaction Touch screen display can be achieved, a bottom shell kit can be additionally arranged to be used for floor tile display, and the application scene is wide. Disclosure of Invention In view of the above, the small-point-spacing interactive module is sensitive in touch, wider in touch coverage, less in touch dead angle, improved in mechanical performance, stable and reliable in structure, and aims to solve the problems in the prior art. The small-dot spacing LED display module comprises a plurality of small-dot spacing LED display modules, each small-dot spacing LED display module comprises a display assembly, a capacitor assembly and COT assemblies, each display assembly comprises a display part and an induction controller, the induction controllers are arranged on the display parts, each display part comprises an LED lamp plate and a plurality of LED lamp beads which are arranged in a matrix mode, the LED lamp beads are divided into a plurality of display areas, each capacitor assembly comprises a plurality of induction capacitor plates and a plurality of electric connecting pieces, each induction capacitor plate is provided with a curved induction coil, each display area is provided with a plurality of display subareas, each display subarea is respectively provided with one induction capacitor plate, each curve induction coil on each induction capacitor plate is arranged in the corresponding whole display subarea in a roundabout mode, each curve induction coil corresponds to the induction capacitor plate to serve as a capacitor touch control unit, each COT assembly comprises a plurality of insulators and COT, each insulator is arranged between the induction capacitor plates and the LED lamp plates, each insulator plate is connected with the corresponding to the corresponding display subarea, and each display subarea is connected with the corresponding LED lamp plates in a full-curve mode, and each insulator plate is connected with the corresponding to the corresponding display subarea, and each display module is connected with the LED display module in a full-space mode. In some preferred embodiments, each curved induction coil comprises a positive electrode coil and a negative electrode coil, wherein the positive electrode coil is in a multi-zigzag S-shaped trend and is arranged at a position corresponding to the whole display subarea except a preset edge distance, the negative electrode coil comprises an edge distance winding which is arranged corresponding to the edge of each display subarea and a plurality of negative electrode line segments which extend from the edge distance winding, and the plurality of negative electrode line segments respectively extend into gaps between the multi-zigzag S-shaped trends of the positive electrode coil, so that each section of S-shaped part of the positive electrode coil and one negative electrode line segment form positive electrodes and negative electrodes of a capacitor. Preferably, each of the induction capacitor plates comprises a substrate, an induction capacitor positive plate and an induction capacitor negative plate, wherein the substrate is a glass fiber plate, the induction capacitor positive plate and the induction capacitor negative plate a