WO2021142749A1 - 一种带字库芯片的窄边oled显示屏按键开关 - Google Patents

一种带字库芯片的窄边oled显示屏按键开关 Download PDF

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Publication number
WO2021142749A1
WO2021142749A1 PCT/CN2020/072633 CN2020072633W WO2021142749A1 WO 2021142749 A1 WO2021142749 A1 WO 2021142749A1 CN 2020072633 W CN2020072633 W CN 2020072633W WO 2021142749 A1 WO2021142749 A1 WO 2021142749A1
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Prior art keywords
chip
pin
oled
oled screen
font
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PCT/CN2020/072633
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English (en)
French (fr)
Inventor
谷林峰
刘剑飞
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谷林峰
刘剑飞
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Priority to PCT/CN2020/072633 priority Critical patent/WO2021142749A1/zh
Publication of WO2021142749A1 publication Critical patent/WO2021142749A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/04—Cases; Covers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/28—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs

Definitions

  • the invention relates to the technical field of OLED display key switches, and more specifically, to a narrow-side OLED display key switch with a font chip.
  • key switches are widely used in various electronic instruments and equipment. With the development of smart devices, smart switches came into being and gave them smart displays to improve visual effects. These smart switches can edit their display content through external control equipment, which improves the utilization and range of use of key switches. Among them, the OLED screen has good color effects, can be applied to flexible panels, and is simple to manufacture. It has a wide range of application prospects, so it is also used in smart key switches.
  • the existing key switch with an OLED display does not carry a font chip, and the controller needs to be additionally equipped with a font chip, which affects the display speed of the OLED display.
  • the OLED display screen has a low screen-to-body ratio and low display clarity, which affects the visual effect and use of the key switch.
  • the present invention provides a narrow-side OLED display key switch with a font chip.
  • a narrow-side OLED display key switch with a font chip includes an OLED upper shell, a switch mechanism, and an OLED assembly.
  • the OLED assembly is arranged inside the OLED upper shell, and the switch mechanism is arranged on the OLED upper shell. Below and connected to the upper case of the OLED,
  • the OLED assembly includes an OLED display screen and an OLED screen drive board, the OLED screen drive board is connected to and controls the OLED display, the OLED screen drive board is provided with an OLED screen drive chip and a font chip, the OLED screen drive The chip is connected with the font library chip.
  • the OLED upper shell includes an upper transparent cover and an outer shell, the lower part of the upper transparent cover is provided with a super sound column, the upper transparent cover and the outer shell In a snap connection, the OLED display screen and the OLED screen drive board are both arranged between the upper transparent cover and the housing.
  • the switch mechanism includes a switch housing, an FPC board, a connector, and a key mechanism, and the key mechanism passes through the switch housing to connect to the OLED Shell, the FPC board is upwardly connected to the OLED screen driving board, the FPC board is downwardly connected to the connector, and the connector protrudes from the bottom surface of the switch housing.
  • a connecting groove is provided on the connector, and the FPC board is inserted into the connecting groove to connect with the connector.
  • the key mechanism includes elastic rubber, a spring, and a drive shaft from top to bottom, the elastic rubber is sleeved on the spring, the spring is sleeved on the drive shaft, and the drive shaft is connected to a terminal board, The terminal board is provided with contact pieces.
  • the bottom of the switch housing is provided with switch terminal pins
  • the button mechanism is connected to the switch terminal pins
  • the connector is provided with terminal pins
  • the terminal pins extend out of the switch housing The underside of the body.
  • the switch housing includes an upper cover, a bearing frame and a base from top to bottom, the upper cover is buckled and connected with the bearing frame, the bearing frame is buckled and connected with the base, and the base Switch terminals are provided on the bottom surface.
  • the key mechanism is arranged in the mounting groove of the base, the upper cover and the carrying frame are both provided with mounting holes, and the key mechanism is connected to the OLED upper shell through the mounting holes .
  • the FPC board is connected to the OLED screen driving board above the upper cover, and the FPC board is bent and wound below the upper cover to connect with the connector.
  • the connector is inserted into the base through the carrying frame, and the terminal pins provided on the connector protrude from the bottom surface of the base.
  • the OLED screen driving board is connected to an FPC board, and the FPC board is connected to electrical equipment through a connector.
  • the OLED display is provided with a first socket, a second socket and a third socket of the OLED screen driver board, and the first socket is connected to the first socket.
  • the second socket connects the OLED display screen with the OLED screen driving board
  • the third socket connects the FPC board to connect the OLED screen driving board with the FPC board.
  • the OLED screen driving board is provided with an OLED screen driving voltage chip
  • the OLED screen driving voltage chip is connected to the OLED screen driving chip and provides a driving voltage for it .
  • the OLED screen driving board is provided with a connection socket, and the connection socket is connected to the OLED screen driving chip, the OLED screen driving voltage chip and the Font chip connection.
  • the eleventh pin of the OLED screen drive chip is connected to the twelfth pin of the OLED screen drive chip, the seventh pin of the OLED screen drive voltage chip, the fourth pin of the font chip, and the connection socket.
  • the fourteenth pin of the OLED screen driving chip is connected to the fourth pin of the OLED screen driving voltage chip,
  • the seventeenth pin of the OLED screen driver chip is connected to the sixth pin of the font chip and the seventh pin of the connection socket respectively,
  • the eighteenth pin of the OLED screen driver chip is connected to the third pin of the connection socket,
  • the twentieth pin of the OLED screen driver chip is connected to the fourth pin of the connection socket,
  • the twenty-second pin of the OLED screen driver chip is connected to the eighth pin of the connection socket,
  • the twenty-third pin of the OLED screen driver chip is connected to the first pin of the font chip and the fifth pin of the connection socket respectively,
  • the twenty-seventh pin of the OLED screen drive chip is connected to the twenty-ninth pin of the OLED screen drive chip and the fifteenth pin of the OLED screen drive voltage chip, respectively,
  • the twenty-eighth pin of the OLED screen driving chip is respectively connected to the thirtieth pin of the OLED screen driving chip and the second pin of the OLED screen driving voltage chip.
  • the first pin of the OLED screen driving voltage chip and the 1st pin of the OLED screen driving voltage chip are both grounded
  • the ninth pin of the OLED screen driving voltage chip is connected to the twelfth pin of the OLED screen driving voltage chip via a first capacitor CF1,
  • the second pin of the OLED screen driving voltage chip is respectively connected to the twenty-eighth pin of the OLED screen driving chip and one end of the first connector CON1, and the other end of the first connector CON1 is respectively connected to the second connector CON2 And ground, the second connector CON2 is respectively connected to the second pin of the OLED screen driving voltage chip and the 28th pin of the OLED screen driving chip,
  • the third pin of the OLED screen driving voltage chip is connected to the sixth pin of the OLED screen driving voltage chip via a second capacitor CF2,
  • the seventh pin of the OLED screen driving voltage chip is grounded via a third capacitor CIN, and the seventh pin of the OLED screen driving voltage chip is connected to the tenth pin of the OLED screen driving voltage chip via a first inductor L1,
  • the fourteenth pin of the OLED screen driving voltage chip is grounded through the fourth capacitor CBOOST,
  • the fifteenth pin of the OLED screen driving voltage chip is grounded through the fifth capacitor COP.
  • the second pin of the font chip is grounded, the third pin of the font chip is connected to the second pin of the connection socket, and the fifth pin of the font chip is connected to the sixth pin of the connection socket.
  • the first pin of the connection socket is grounded.
  • the model of the font chip is GT20L1616.
  • the model of the OLED screen driver chip is RM67162.
  • the OLED screen driving voltage chip model is LC_RT4723_15.
  • the present invention according to the above solution has the beneficial effect that the present invention integrates the font chip on the key switch and directly connects to the display driving chip, so that:
  • the OLED display chooses high-definition and narrow-frame glass.
  • the housing reduce the size of the frame, increase the proportion of the display, and enhance the visual effect.
  • Figure 1 is a schematic diagram of the structure of the present invention
  • Figure 2 is a schematic diagram of the structure of the present invention.
  • Figure 3 is a schematic diagram of the bottom structure of the present invention.
  • Figure 4 is a circuit diagram of an OLED screen driver chip
  • Figure 5 is a circuit diagram of an OLED screen driving voltage chip
  • Figure 6 is a circuit diagram of the font library chip
  • Figure 7 is a circuit diagram of the connection socket
  • Fig. 8 is a flow chart of the application of the present invention.
  • Switch mechanism 21. Switch housing; 211. Upper cover; 212. Carrier frame; 213. Base; 22. FPC board; 23. Connector; 24. Button mechanism 241. Elastic glue; 242. Spring; 243. Drive shaft; 244. Terminal board; 245. Contact piece;
  • OLED components 31. OLED display; 32. OLED screen driver board;
  • Terminal pin 401. Switch terminal pin SWITCH Terminal; 402. Power negative terminal pin GND; 403. Chip select AMOLED terminal pin CS1; 404. Chip select font library chip terminal pin CS2; 405. Command and data Terminal pin D/C; 406. Clock terminal pin SCK; 407. Output terminal pin MISO; 408. Input terminal pin MOSI; 409. Reset terminal pin RES; 410. Power supply positive terminal pin VCC.
  • a narrow-side OLED display key switch with a font chip includes an OLED upper shell 1, a switch mechanism 2 and an OLED assembly 3.
  • the OLED assembly 3 is arranged inside the OLED upper shell 1, and the switch mechanism 2 is arranged under the OLED upper shell 1 and connected with the OLED upper shell 1.
  • the OLED assembly 3 includes an OLED display screen 31 and an OLED screen drive board 32.
  • the OLED display screen 31 is provided with a first socket, and the OLED screen drive board 32 has a second socket and a third socket.
  • the first socket is connected to the second socket to make the OLED display 31 is connected to the OLED screen driving board 32, and the OLED screen driving board 32 is connected to and controls the OLED display 31.
  • the OLED screen driving board 32 is provided with an OLED screen driving chip, an OLED screen driving voltage chip, a font chip and a connection socket.
  • the OLED screen drive voltage chip is connected to the OLED screen drive chip and provides a drive voltage for it.
  • the connection socket is arranged between the OLED screen drive chip, the OLED screen drive voltage chip and the font chip and is connected to the three to play the role of connecting and transferring.
  • the OLED screen driver chip is connected to the font chip, and the external control chip can directly use the function to call the data in the font chip through the OLED screen driver chip, so that the signal transmission content between the control chip and the OLED screen driver chip is reduced, and the OLED screen is accelerated 31 Display speed.
  • the model of the font chip is GT20L1616.
  • the OLED screen driver chip model is RM67162.
  • the OLED screen driving voltage chip model is LC_RT4723_15.
  • the upper OLED housing 1 includes an upper transparent cover 11 and a housing 12, the lower part of the upper transparent cover 11 is provided with an ultrasonic column 111, the upper transparent cover 11 is snap-connected with the housing 12, and the OLED display 31 and the OLED screen driving board 32 are both arranged in Between the upper transparent cover 11 and the housing 12.
  • the display ratio of the OLED display screen 31 is increased, and the visual effect is enhanced.
  • the switch mechanism 2 includes a switch housing 21, an FPC board 22, a connector 23, and a key mechanism 24.
  • the key mechanism 24 passes through the switch housing 21 and is connected to the OLED upper housing 1.
  • the FPC board 22 is upwardly connected to the OLED screen drive board 32, and the FPC board 22
  • the connector 23 is connected downward, and the terminal pin 4 of the connector 23 protrudes from the bottom surface of the switch housing 21.
  • the button mechanism 24 is also pressed down to connect the circuit.
  • the FPC board 22 is connected to the third socket, so that the OLED screen driving chip on the OLED screen driving board 32 is connected to the FPC board 22, and the FPC board 22 is connected to electrical equipment through the connector 23.
  • the connector 23 is provided with a connecting groove, and the FPC board 22 is inserted into the connecting groove and connected with the connector 23.
  • the connector 23 is inserted into the base 213 through the carrier 212, and the terminal pins 4 provided on the connector 23 protrude from the bottom surface of the base 213.
  • the key mechanism 24 includes elastic glue 241, a spring 242 and a drive shaft 243 from top to bottom.
  • the elastic glue 241 is sleeved on the spring 242, the spring 242 is sleeved on the drive shaft 243, and the drive shaft 243 is connected to the terminal board 244.
  • the terminal board 244 is provided with Contact piece 245. When the key mechanism 24 receives a downward force, the contact piece 245 is in contact with the switch terminal pin SWITCH Terminal 401, so that the circuit of the key switch of the entire OLED display screen 31 is connected.
  • the switch housing 21 includes an upper cover 211, a carrying frame 212 and a base 213 from top to bottom.
  • the upper cover 211 is buckled and connected with the carrying frame 212, and the carrying frame 212 is buckled and connected with the base 213.
  • the bottom of the base 213 is provided with a switch terminal guide.
  • the drive shaft 243 of the key mechanism 24 is arranged in the mounting groove of the base 213, the upper cover 211 and the carrier 212 are both provided with mounting holes, and the spring 242 and elastic glue 241 of the key mechanism 24 are connected to the OLED upper shell 1 through the mounting holes.
  • the FPC board 22 is connected to the OLED screen driving board 32 above the upper cover 211, and the FPC board 22 is bent and wound to the bottom of the upper cover 211 to connect to the connector 23.
  • the two switch terminal pins SWITCH Terminal 401 of the switch housing are connected to both ends of the contact sheet 245.
  • the terminal pins 4 of the connector 23 include the driver chip terminal pins.
  • the driver chip terminal pins pass through the FPC board 22.
  • the OLED screen drive board 32 is connected with the OLED screen drive chip.
  • the power negative terminal pin GND402 is grounded
  • the chip select AMOLED terminal pin CS1403 is respectively connected to the eighteenth pin of the OLED screen driver chip and the third pin of the connection socket
  • the chip selection font chip terminal pin CS2404 is respectively connected to the third pin of the font chip
  • the command and data terminal pins D/C405 are respectively connected to the twentieth pin of the OLED screen driver chip and the fourth pin of the socket
  • the clock terminal pin SCK406 is respectively connected to the second pin of the OLED screen driver chip Thirteen pins, the first pin of the font chip and the fifth pin of the socket.
  • the output terminal pin MISO407 is connected to the fifth pin of the font chip and the sixth pin of the socket.
  • the input terminal pin MOSI408 is connected to the OLED screen driver chip.
  • the seventeenth pin, the sixth pin of the font chip and the seventh pin of the socket, the reset terminal pin RES is respectively connected to the 22 pin of the OLED screen driver chip and the eighth pin of the socket, and a power supply positive terminal pin VCC410 Connect the twenty-ninth pin of the OLED screen driver chip and the fifteenth pin of the OLED screen driver voltage chip respectively, and the other positive terminal pin VCC410 connects the thirtieth pin of the OLED screen driver chip and the third pin of the OLED screen driver voltage chip. Two feet.
  • the first pin of the OLED screen driver chip is grounded, and the eleventh pin of the OLED screen driver chip is connected to the twelfth pin of the OLED screen driver chip, the seventh pin of the OLED screen driver voltage chip, and the font chip.
  • the fourth pin, the ninth pin of the socket and the tenth pin of the socket, the fourteenth pin of the OLED screen driver chip is connected to the fourth pin of the OLED screen driver voltage chip, and the seventeenth pin of the OLED screen driver chip is respectively connected to the font library
  • the sixth pin of the chip and the seventh pin of the socket, the eighteenth pin of the OLED screen driver chip is connected to the third pin of the socket, the twentieth pin of the OLED screen driver chip is connected to the fourth pin of the socket, and the OLED screen driver
  • the twenty-second pin of the chip is connected to the eighth pin of the socket, the twenty-third pin of the OLED screen driver chip is connected to the first pin of the font chip and the fifth pin of the socket, and the twenty-seventh pin of the OLED screen driver chip.
  • the first pin of the OLED screen drive voltage chip and the 1st pin of the OLED screen drive voltage chip are both grounded, and the ninth pin of the OLED screen drive voltage chip is connected to the tenth pin of the OLED screen drive voltage chip via the first capacitor CF1.
  • Two pins, the second pin of the OLED screen drive voltage chip is connected to the 28th pin of the OLED screen drive chip and one end of the first connector 23CON1, and the other end of the first connector 23CON1 is connected to the second connector 23CON2 and ground respectively,
  • the second connector 23CON2 is respectively connected to the second pin of the OLED screen driving voltage chip and the 28th pin of the OLED screen driving chip.
  • the third pin of the OLED screen driving voltage chip is connected to the second pin of the OLED screen driving voltage chip via the second capacitor CF2.
  • Six pins, the seventh pin of the OLED screen driving voltage chip is grounded through the third capacitor CIN, the seventh pin of the OLED screen driving voltage chip is connected to the tenth pin of the OLED screen driving voltage chip through the first inductor L1, the OLED screen driving voltage chip
  • the fourteenth pin of the OLED panel is grounded through the fourth capacitor CBOOST, and the fifteenth pin of the OLED screen driving voltage chip is grounded through the fifth capacitor COP.
  • the second pin of the font chip is grounded, the third pin of the font chip is connected to the second pin of the connection socket, and the fifth pin of the font chip is connected to the sixth pin of the connection socket.
  • the first pin of the connection socket is grounded.
  • the present invention is in use, the upstream is connected to the control chip, and the downstream is connected to the electrical equipment that needs to be controlled.
  • the control chip is connected to the network, and the PC sends control signals through the network to control and edit the present invention, such as rewriting the display content of the OLED screen, whether it is activated or not, and so on.
  • the present invention is subjected to external force to connect the internal circuits, thereby giving control signals to the downstream electrical equipment, so that the relevant circuits of the downstream electrical equipment are connected to perform related work.
  • the invention is controlled and edited by an upstream PC, and is equivalent to a switch to a certain working circuit for the downstream electrical equipment.

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Abstract

一种带字库芯片的窄边OLED显示屏按键开关，包括OLED上壳（1）、开关机构（2）及OLED组件（3），OLED组件（3）设置在OLED上壳（1）内部，开关机构（2）设置在OLED上壳（1）的下方并与OLED上壳（1）连接，OLED组件（3）包括OLED显示屏（31）和OLED屏驱动板（32），OLED屏驱动板（32）连接并控制OLED显示屏（31），OLED屏驱动板（32）设置有OLED屏驱动芯片和字库芯片，OLED屏驱动芯片与字库芯片连接。将字库芯片集成在按键开关上，加快显示屏的显示更新速度，减少连接设备处理器中字库模块的占用。同时，OLED显示屏选择高清晰度和窄边框的玻璃，缩减外壳边框尺寸，提高显示屏占比，增强视觉效果。

Description

一种带字库芯片的窄边OLED显示屏按键开关 技术领域
本发明涉及OLED显示屏按键开关技术领域，更具体地说，是涉及一种带字库芯片的窄边OLED显示屏按键开关。
背景技术
按键开关作为常用的电子元器件，广泛应用在各种电子仪器和设备上。随着智能设备的发展，智能开关应运而生，并赋予其智能显示屏以提高视觉效果。这些智能开关能够通过外部控制设备对其显示内容进行编辑，提高了按键开关的利用率和使用范围。其中OLED屏具有良好的色彩效果，可应用于挠曲面板，制作简单等优点，有着广泛的应用前景，故也被使用在智能按键开关上。
现有的带OLED显示屏的按键开关没有携带字库芯片，控制器需额外设置有字库芯片，影响OLED显示屏的显示速度。此外，OLED显示屏的屏占比偏低，显示清晰度不高，影响按键开关的视觉效果及使用。
以上不足，有待改进。
发明内容
为了克服现有的技术的不足，本发明提供一种带字库芯片的窄边OLED显示屏按键开关。
本发明技术方案如下所述：
一种带字库芯片的窄边OLED显示屏按键开关，包括OLED上壳、开关机构及OLED组件，所述OLED组件设置在所述OLED上壳内部，所述开关机构设置在所述OLED上壳的下方并与所述OLED上壳连接，
所述OLED组件包括OLED显示屏和OLED屏驱动板，所述OLED屏驱动板连接并控制所述OLED显示屏，所述OLED屏驱动板设置有OLED屏驱动芯片和字库芯片，所述OLED屏驱动芯片与所述字库芯片连接。
上述的一种带字库芯片的窄边OLED显示屏按键开关，所述OLED上壳包括上透明盖和外壳，所述上透明盖的下部设置有超音柱，所述上透明盖与所述外壳扣合连接，所述OLED显示屏和所述OLED屏驱动板均设置在所述上透明盖和所述外壳之间。
上述的一种带字库芯片的窄边OLED显示屏按键开关，所述开关机构包括开关壳体、FPC板、连接器及按键机构，所述按键机构穿过所述开关壳体连接所述OLED上壳，所述FPC板向上连接所述OLED屏驱动板，所述FPC板向下连接所述连接器，所述连接器伸出所述开关壳体的底面。
进一步的，所述连接器上设置有连接槽，所述FPC板插入所述连接槽中与所述连接器连接。
进一步的，所述按键机构自上而下包括弹力胶、弹簧及驱动轴，所述弹力胶套在所述弹簧上，所述弹簧套在所述驱动轴上，所述驱动轴连接端子板，所述端子板设置有接触片。
进一步的，所述开关壳体的底部设置有开关端子引脚，所述按键机构连接所述开关端子引脚，所述连接器设置有端子引脚，所述端子引脚伸出所述开关壳体的底面。
进一步的，所述开关壳体自上而下包括上盖、承载架及底座，所述上盖与所述承载架扣合连接，所述承载架与所述底座扣合连接，所述底座的底面设置有开关端子。
再进一步的，所述按键机构设置在所述底座的安装槽中，所述上盖和所述承载架均设置有安装孔，所述按键机构穿过所述安装孔与所述OLED上壳连接。
再进一步的，所述FPC板在所述上盖的上方连接所述OLED屏驱动板，所述FPC板折弯绕至所述上盖的下方与所述连接器连接。
再进一步的，所述连接器穿过所述承载架插入所述底座，设置在所述连接器上的端子引脚伸出所述底座的底面。
上述的一种带字库芯片的窄边OLED显示屏按键开关，所述OLED屏驱动板连接FPC板，所述FPC板经连接器连接电器设备。
上述的一种带字库芯片的窄边OLED显示屏按键开关，所述OLED显示屏设置有第一插座，所述OLED屏驱动板第二插座和第三插座，所述第一插座连接所述第二插座，使所述OLED显示屏与所述OLED屏驱动板连接，所述第三插座连接FPC板，使所述OLED屏驱动板与所述FPC板连接。
上述的一种带字库芯片的窄边OLED显示屏按键开关，所述OLED屏驱动板设置有OLED屏驱动电压芯片，所述OLED屏驱动电压芯片连接所述OLED屏驱动芯片并为其提供驱动电压。
上述的一种带字库芯片的窄边OLED显示屏按键开关，所述OLED屏驱动板设置有连接插座，所述连接插座均与所述OLED屏驱动芯片、所述OLED屏驱动电压芯片及所述字库芯片连接。
进一步的，所述OLED屏驱动芯片的第一脚接地，
所述OLED屏驱动芯片的第十一脚分别连接所述OLED屏驱动芯片的第十二脚、所述OLED屏驱动电压芯片的第七脚、所述字库芯片的第四脚、所述连接插座的第九脚及所述连接插座的第十脚，
所述OLED屏驱动芯片的第十四脚连接所述OLED屏驱动电压芯片的第四脚，
所述OLED屏驱动芯片的第十七脚分别连接所述字库芯片的第六脚和所述连接插座的第七脚，
所述OLED屏驱动芯片的第十八脚连接所述连接插座的第三脚，
所述OLED屏驱动芯片的第二十脚连接所述连接插座的第四脚，
所述OLED屏驱动芯片的第二十二脚连接所述连接插座的第八脚，
所述OLED屏驱动芯片第二十三脚分别连接所述字库芯片的第一脚和所述连接插座的第五脚，
所述OLED屏驱动芯片的第二十七脚分别连接所述OLED屏驱动芯片的第二十九脚和所述OLED屏驱动电压芯片的第十五脚，
所述OLED屏驱动芯片的第二十八脚分别连接所述OLED屏驱动芯片的第三十脚和所述OLED屏驱动电压芯片的第二脚。
进一步的，所述OLED屏驱动电压芯片第一脚和所述OLED屏驱动电压芯片的第1β脚均接地，
所述OLED屏驱动电压芯片的第九脚经第一电容CF1连接所述OLED屏驱动电压芯片的第十二脚，
所述OLED屏驱动电压芯片第二脚分别连接所述OLED屏驱动芯片的第二十八脚和第一连接器CON1的一端，所述第一连接器CON1的另一端分别连接第二连接器CON2和接地，所述第二连接器CON2分别连接所述OLED屏驱动电压芯片的第 二脚和所述OLED屏驱动芯片的第二十八脚，
所述OLED屏驱动电压芯片的第三脚经第二电容CF2连接所述OLED屏驱动电压芯片的第六脚，
所述OLED屏驱动电压芯片的第七脚经第三电容CIN接地，所述OLED屏驱动电压芯片的第七脚经第一电感器L1连接所述OLED屏驱动电压芯片的第十脚，
所述OLED屏驱动电压芯片的第十四脚经第四电容CBOOST接地，
所述OLED屏驱动电压芯片第十五脚经第五电容COP接地。
进一步的，所述字库芯片的第二脚接地，所述字库芯片的第三脚连接所述连接插座的第二脚，所述字库芯片的第五脚连接所述连接插座的第六脚。
进一步的，所述连接插座的第一脚接地。
优选的，所述字库芯片的型号为GT20L1616。
优选的，所述OLED屏驱动芯片型号为RM67162。
优选的，所述OLED屏驱动电压芯片型号为LC_RT4723_15。
根据上述方案的本发明，其有益效果在于，本发明将字库芯片集成在按键开关上，直接与显示屏驱动芯片连接，使得：
1.显示信号传输时发送的内容少，传输速度加快，加快显示屏的显示更新速度；
2.减少连接设备处理器中字库模块的占用，提高处理器的使用效率，特别适用于各种小存储的微处理器；
3.使用范围更广更方便，无需考虑连接的设备是否带有字库，可提高其他设备处理器的专业性，降低模块成本。
同时，OLED显示屏选择高清晰度和窄边框的玻璃，设计外壳时，缩减边框 尺寸，提高显示屏占比，增强视觉效果。
附图说明
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为本发明的结构示意图；
图2为本发明的结构分解示意图；
图3为本发明的底面结构示意图；
图4为OLED屏驱动芯片的电路图；
图5为OLED屏驱动电压芯片的电路图；
图6为字库芯片的电路图；
图7为连接插座的电路图；
图8为本发明的应用流程图。
其中，图中各附图标记：
1.OLED上壳；11.上透明盖；111.超音柱；12.外壳；
2.开关机构；21.开关壳体；211.上盖；212.承载架；213.底座；22.FPC板；23.连接器；24.按键机构241.弹力胶；242.弹簧；243.驱动轴；244.端子板；245.接触片；
3.OLED组件；31.OLED显示屏；32.OLED屏驱动板；
4.端子引脚；401.开关端子引脚SWITCH Terminal；402.电源负端子引脚GND； 403.片选AMOLED端子引脚CS1；404.片选字库芯片端子引脚CS2；405.命令与数据端子引脚D/C；406.时钟端子引脚SCK；407.输出端子引脚MISO；408.输入端子引脚MOSI；409.复位端子引脚RES；410.电源正端子引脚VCC。
具体实施方式
为了使本发明所要解决的技术问题、技术方案及有益效果更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅用以解释本发明，并不用于限定本发明。
需要说明的是，当部件被称为“设置”或“连接”另一个部件，它可以直接或者间接位于该另一个部件上。术语“上”、“下”、、“底”、“内”、“外”等指示的方位或位置为基于附图所示的方位或位置，仅是为了便于描述，不能理解为对本技术方案的限制。术语“第一”、“第二”仅用于便于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明技术特征的数量。
一种带字库芯片的窄边OLED显示屏按键开关，如图1、图2所示，包括OLED上壳1、开关机构2及OLED组件3，OLED组件3设置在OLED上壳1内部，开关机构2设置在OLED上壳1的下方并与OLED上壳1连接。
OLED组件3包括OLED显示屏31和OLED屏驱动板32，OLED显示屏31设置有第一插座，OLED屏驱动板32第二插座和第三插座，第一插座连接第二插座，使OLED显示屏31与OLED屏驱动板32连接，OLED屏驱动板32连接并控制OLED显示屏31。
OLED屏驱动板32设置有OLED屏驱动芯片、OLED屏驱动电压芯片、字库芯片及连接插座。OLED屏驱动电压芯片连接OLED屏驱动芯片并为其提供驱动电压， 连接插座设置在OLED屏驱动芯片、OLED屏驱动电压芯片及字库芯片之间并与三者连接，起到连接中转的作用。OLED屏驱动芯片与字库芯片连接，外部的控制芯片能够通过OLED屏驱动芯片直接使用函数调用字库芯片内的数据，使得控制芯片和OLED屏驱动芯片之间的信号传输内容减少，加快OLED显示屏31的显示速度。
优选的，字库芯片的型号为GT20L1616。
优选的，OLED屏驱动芯片型号为RM67162。
优选的，OLED屏驱动电压芯片型号为LC_RT4723_15。
OLED上壳1包括上透明盖11和外壳12，上透明盖11的下部设置有超音柱111，上透明盖11与外壳12扣合连接，OLED显示屏31和OLED屏驱动板32均设置在上透明盖11和外壳12之间。通过采用高清晰度的玻璃和外壳12的窄边设计，提高OLED显示屏31的显示占比，增强视觉效果。
开关机构2包括开关壳体21、FPC板22、连接器23及按键机构24，按键机构24穿过开关壳体21连接OLED上壳1，FPC板22向上连接OLED屏驱动板32，FPC板22向下连接连接器23，连接器23的端子引脚4伸出开关壳体21的底面。当向下按压OLED上壳1时，连带向下按压按键机构24，从而连通电路。
FPC板22连接第三插座，使OLED屏驱动板32上的OLED屏驱动芯片与FPC板22连接，FPC板22经连接器23连接电器设备。连接器23上设置有连接槽，FPC板22插入连接槽中与连接器23连接。连接器23穿过承载架212插入底座213，设置在连接器23上的端子引脚4伸出底座213的底面。
按键机构24自上而下包括弹力胶241、弹簧242及驱动轴243，弹力胶241套在弹簧242上，弹簧242套在驱动轴243上，驱动轴243连接端子板244，端 子板244设置有接触片245。当按键机构24受到向下的力时，接触片245与开关端子引脚SWITCH Terminal401接触连接，使得整个OLED显示屏31按键开关的电路连通。
开关壳体21自上而下包括上盖211、承载架212及底座213，上盖211与承载架212扣合连接，承载架212与底座213扣合连接，底座213的底部设置有开关端子引脚SWITCH Terminal401。按键机构24的驱动轴243设置在底座213的安装槽中，上盖211和承载架212均设置有安装孔，按键机构24的弹簧242和弹力胶241穿过安装孔与OLED上壳1连接。FPC板22在上盖211的上方连接OLED屏驱动板32，FPC板22折弯绕至上盖211的下方与连接器23连接。
如图3所示，开关壳体的两个开关端子引脚SWITCH Terminal401连接接触片245的两端，连接器23的端子引脚4包括驱动芯片端子引脚，驱动芯片端子引脚经FPC板22、OLED屏驱动板32与OLED屏驱动芯片连接。
电源负端子引脚GND402接地，片选AMOLED端子引脚CS1403分别连接OLED屏驱动芯片的第十八脚和连接插座的第三脚，片选字库芯片端子引脚CS2404分别连接字库芯片的第三脚和连接插座的第二脚，命令与数据端子引脚D/C405分别连接OLED屏驱动芯片的第二十脚和连接插座的第四脚，时钟端子引脚SCK406分别连接OLED屏驱动芯片的第二十三脚、字库芯片的第一脚及连接插座的第五脚，输出端子引脚MISO407分别连接字库芯片的第五脚连接插座的第六脚，输入端子引脚MOSI408分别连接OLED屏驱动芯片的第十七脚、字库芯片的第六脚及连接插座的第七脚，复位端子引脚RES分别连接OLED屏驱动芯片的二十二脚和连接插座的第八脚，一个电源正端子引脚VCC410分别连接OLED屏驱动芯片的第二十九脚和OLED屏驱动电压芯片的第十五脚，另一个电源正端子引脚VCC410 连接OLED屏驱动芯片的第三十脚和OLED屏驱动电压芯片的第二脚。
如图4所示，OLED屏驱动芯片的第一脚接地，OLED屏驱动芯片的第十一脚分别连接OLED屏驱动芯片的第十二脚、OLED屏驱动电压芯片的第七脚、字库芯片的第四脚、连接插座的第九脚及连接插座的第十脚，OLED屏驱动芯片的第十四脚连接OLED屏驱动电压芯片的第四脚，OLED屏驱动芯片的第十七脚分别连接字库芯片的第六脚和连接插座的第七脚，OLED屏驱动芯片的第十八脚连接连接插座的第三脚，OLED屏驱动芯片的第二十脚连接连接插座的第四脚，OLED屏驱动芯片的第二十二脚连接连接插座的第八脚，OLED屏驱动芯片第二十三脚分别连接字库芯片的第一脚和连接插座的第五脚，OLED屏驱动芯片的第二十七脚分别连接OLED屏驱动芯片的第二十九脚和OLED屏驱动电压芯片的第十五脚，OLED屏驱动芯片的第二十八脚分别连接OLED屏驱动芯片的第三十脚和OLED屏驱动电压芯片的第二脚。
如图5所示，OLED屏驱动电压芯片第一脚和OLED屏驱动电压芯片的第1β脚均接地，OLED屏驱动电压芯片的第九脚经第一电容CF1连接OLED屏驱动电压芯片的第十二脚，OLED屏驱动电压芯片第二脚分别连接OLED屏驱动芯片的第二十八脚和第一连接器23CON1的一端，第一连接器23CON1的另一端分别连接第二连接器23CON2和接地，第二连接器23CON2分别连接OLED屏驱动电压芯片的第二脚和OLED屏驱动芯片的第二十八脚，OLED屏驱动电压芯片的第三脚经第二电容CF2连接OLED屏驱动电压芯片的第六脚，OLED屏驱动电压芯片的第七脚经第三电容CIN接地，OLED屏驱动电压芯片的第七脚经第一电感器L1连接OLED屏驱动电压芯片的第十脚，OLED屏驱动电压芯片的第十四脚经第四电容CBOOST接地，OLED屏驱动电压芯片第十五脚经第五电容COP接地。
如图6所示，字库芯片的第二脚接地，字库芯片的第三脚连接连接插座的第二脚，字库芯片的第五脚连接连接插座的第六脚。
如图7所示，连接插座的第一脚接地。
如图8所示，本发明在使用中，上游接控制芯片，下游接需控制的电器设备。控制芯片与网络连接，PC机通过网络发送控制信号，对本发明进行控制和编辑，比如改写OLED屏的显示内容，启动与否等等。本发明经外部受力，使得内部电路连通，从而给予下游的电器设备控制信号，使得下游电器设备的相关电路接通，进行相关工作。本发明受到上游的PC机控制和编辑，对下游的电器设备而言相当于到某一工作电路的开关。
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。

Claims (10)

  1. 一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，包括OLED上壳、开关机构及OLED组件，所述OLED组件设置在所述OLED上壳内部，所述开关机构设置在所述OLED上壳的下方并与所述OLED上壳连接，
    所述OLED组件包括OLED显示屏和OLED屏驱动板，所述OLED屏驱动板连接并控制所述OLED显示屏，所述OLED屏驱动板设置有OLED屏驱动芯片和字库芯片，所述OLED屏驱动芯片与所述字库芯片连接。
  2. 根据权利要求1中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述OLED上壳包括上透明盖和外壳，所述上透明盖与所述外壳扣合连接，所述OLED显示屏和所述OLED屏驱动板均设置在所述上透明盖和所述外壳之间。
  3. 根据权利要求1中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述开关机构包括开关壳体、FPC板、连接器及按键机构，所述按键机构穿过所述开关壳体连接所述OLED上壳，所述FPC板向上连接所述OLED屏驱动板，所述FPC板向下连接所述连接器，所述连接器伸出所述开关壳体的底面。
  4. 根据权利要求3中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述按键机构自上而下包括弹力胶、弹簧及驱动轴，所述弹力胶套在所述弹簧上，所述弹簧套在所述驱动轴上，所述驱动轴连接端子板，所述端子板设置有接触片。
  5. 根据权利要求3中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述连接器上设置有连接槽，所述FPC板插入所述连接槽中与所述 连接器连接。
  6. 根据权利要求3中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述开关壳体的底部设置有开关端子引脚，所述按键机构连接所述开关端子引脚，所述连接器设置有端子引脚，所述端子引脚伸出所述开关壳体的底面。
  7. 根据权利要求1中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述OLED显示屏设置有第一插座，所述OLED屏驱动板第二插座和第三插座，所述第一插座连接所述第二插座，所述第三插座连接FPC板，所述FPC板经连接器连接电器设备。
  8. 根据权利要求1中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述OLED屏驱动板设置有连接插座和所述OLED屏驱动电压芯片，所述OLED屏驱动电压芯片连接所述OLED屏驱动芯片，所述连接插座均与所述OLED屏驱动芯片、所述OLED屏驱动电压芯片及所述字库芯片连接。
  9. 根据权利要求8中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述OLED屏驱动芯片的第一脚接地，
    所述OLED屏驱动芯片的第十一脚分别连接所述OLED屏驱动芯片的第十二脚、所述OLED屏驱动电压芯片的第七脚、所述字库芯片的第四脚、所述连接插座的第九脚及所述连接插座的第十脚，
    所述OLED屏驱动芯片的第十四脚连接所述OLED屏驱动电压芯片的第四脚，
    所述OLED屏驱动芯片的第十七脚分别连接所述字库芯片的第六脚和所述连接插座的第七脚，
    所述OLED屏驱动芯片的第十八脚连接所述连接插座的第三脚，
    所述OLED屏驱动芯片的第二十脚连接所述连接插座的第四脚，
    所述OLED屏驱动芯片的第二十二脚连接所述连接插座的第八脚，
    所述OLED屏驱动芯片第二十三脚分别连接所述字库芯片的第一脚和所述连接插座的第五脚，
    所述OLED屏驱动芯片的第二十七脚分别连接所述OLED屏驱动芯片的第二十九脚和所述OLED屏驱动电压芯片的第十五脚，
    所述OLED屏驱动芯片的第二十八脚分别连接所述OLED屏驱动芯片的第三十脚和所述OLED屏驱动电压芯片的第二脚。
  10. 根据权利要求8中所述的一种带字库芯片的窄边OLED显示屏按键开关，其特征在于，所述OLED屏驱动电压芯片第一脚和所述OLED屏驱动电压芯片的第1β脚均接地，
    所述OLED屏驱动电压芯片的第九脚经第一电容CF1连接所述OLED屏驱动电压芯片的第十二脚，
    所述OLED屏驱动电压芯片第二脚分别连接所述OLED屏驱动芯片的第二十八脚和第一连接器CON1的一端，所述第一连接器CON1的另一端分别连接第二连接器CON2和接地，所述第二连接器CON2分别连接所述OLED屏驱动电压芯片的第二脚和所述OLED屏驱动芯片的第二十八脚，
    所述OLED屏驱动电压芯片的第三脚经第二电容CF2连接所述OLED屏驱动电压芯片的第六脚，
    所述OLED屏驱动电压芯片的第七脚经第三电容CIN接地，所述OLED屏驱动电压芯片的第七脚经第一电感器L1连接所述OLED屏驱动电压芯片的第十脚，
    所述OLED屏驱动电压芯片的第十四脚经第四电容CBOOST接地， 所述OLED屏驱动电压芯片第十五脚经第五电容COP接地。
PCT/CN2020/072633 2020-01-17 2020-01-17 一种带字库芯片的窄边oled显示屏按键开关 WO2021142749A1 (zh)

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