CN216979746U - Handheld general input device comprehensive detection platform - Google Patents
Handheld general input device comprehensive detection platform Download PDFInfo
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- CN216979746U CN216979746U CN202123318269.9U CN202123318269U CN216979746U CN 216979746 U CN216979746 U CN 216979746U CN 202123318269 U CN202123318269 U CN 202123318269U CN 216979746 U CN216979746 U CN 216979746U
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Abstract
The utility model discloses a comprehensive detection platform for handheld universal input equipment, which comprises a display end and a base, wherein the display end and the base are hinged with each other to form a box body when being closed, the bottom of the display end is provided with a display screen, the top of the base is provided with a keyboard input module and a display module, a power supply module, a comprehensive control port module and a main control module are arranged in the base, and the surface of the base is also provided with a switch; the power supply module is respectively and electrically connected with the display screen, the keyboard input module, the display module, the comprehensive control port module and the main control module and respectively supplies power to the display screen, the keyboard input module, the display module, the comprehensive control port module and the main control module; the main control module is respectively connected with the display screen, the keyboard input module, the display module, the comprehensive control port module and the switch. The utility model has visual interface operation and portable movement, simplifies the detection of the handheld universal input equipment and improves the detection reliability.
Description
Technical Field
The utility model relates to the technical field of computer input detection, in particular to a comprehensive detection platform for handheld universal input equipment.
Background
The current universal vehicle-mounted handheld universal input equipment is divided into a serial port Ia, a serial port Ib, a serial port Ic and a USB type due to different interfaces.
The hand-held universal device input generally carries out the input work of information through a single-hand held remote control box with a solid nine-grid keyboard. The handheld universal equipment adopts the design of the Sudoku keys, and can simultaneously input various different types of information such as letters, numbers, special symbols and the like.
The production process of the handheld universal input device is quite complicated no matter what type, and the inspection standard is extremely delicate. The traditional detection mode is too complex to operate, and the detection reliability is increasingly unable to meet the requirements of users.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the comprehensive detection platform for the handheld universal input equipment, and the detection platform has visual interface operation and can be moved in a portable mode, so that the detection of the handheld universal input equipment is simplified, and the detection reliability is improved.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a comprehensive detection platform for handheld universal input equipment comprises a display end and a base which are hinged with each other, wherein the display end and the base form a box body when being closed, a display screen is arranged at the bottom of the display end, a keyboard input module and a display module are arranged at the top of the base, a power supply module, a comprehensive control port module and a main control module are arranged in the base, and a switch is further arranged on the surface of the base; the power supply module is respectively and electrically connected with the display screen, the keyboard input module, the display module, the comprehensive control port module and the main control module and respectively supplies power to the display screen, the keyboard input module, the display module, the comprehensive control port module and the main control module; the main control module is respectively connected with the display screen, the keyboard input module, the display module, the comprehensive control port module and the switch.
The side surface of the base is also provided with at least one expansion interface and a power socket, the expansion interface is connected with the comprehensive control port module, and the power socket is connected with the power module.
The comprehensive control port module comprises a channel control protection circuit, a voltage conversion circuit, a single chip microcomputer control circuit and a power supply filter converter, wherein the input end of the power supply filter converter is connected with the power supply module, the output end of the power supply filter converter is respectively connected with the input ends of the voltage conversion circuit, the channel control protection circuit and the single chip microcomputer control circuit, the output end of the voltage conversion circuit is connected with the expansion interface, the output end of the single chip microcomputer control circuit is connected with the channel control protection circuit, and the output end of the channel control protection circuit is connected with the main control module.
The display module comprises an interface conversion circuit, a display circuit and a power supply filter converter, wherein the input end of the power supply filter converter is connected with the power supply module, the output end of the power supply filter converter is respectively connected with the input ends of the interface conversion circuit and the display circuit, the output end of the interface conversion circuit is connected with the display circuit, and the output end of the main control module is connected with the interface conversion circuit.
The keyboard input module comprises a USB port protection circuit, a single chip microcomputer control circuit, a keyboard circuit and a power supply filter converter, wherein the input end of the power supply filter converter is connected with the power supply module, the output end of the power supply filter converter is respectively connected with the input ends of the USB port protection circuit, the single chip microcomputer control circuit and the keyboard circuit, the output end of the keyboard circuit is connected with the single chip microcomputer control circuit, the output end of the single chip microcomputer control circuit is connected with the USB port protection circuit, and the output end of the USB port protection circuit is connected with the main control circuit.
The main control module comprises a channel control protection circuit, a main control circuit and a power supply filter converter, wherein the input end of the power supply filter converter is connected with the power supply module, the output end of the power supply filter converter is respectively connected with the channel control protection circuit and the main control circuit, the main control circuit is electrically connected with the channel control protection circuit, and the main control module is respectively connected with the frequency word control module, the display module and the keyboard input module through the channel control protection circuit.
The chip model of the singlechip control circuit is STM32F103C8T 6.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model relates to a comprehensive detection platform for handheld universal input equipment, which solves the problems of complex operation and inconvenience in the detection process of the handheld universal input equipment.
2. The comprehensive detection platform for the handheld universal input equipment has a visual detection effect and can detect power consumption.
3. The comprehensive detection platform for the handheld universal input equipment can detect vehicle-mounted handheld universal input equipment of different types.
Drawings
FIG. 1 is a circuit diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a bottom view of an embodiment of the present invention;
FIG. 4 is a side view of an embodiment of the present invention;
fig. 5 is a schematic side interface diagram according to an embodiment of the utility model.
Detailed Description
The utility model will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-5, the present invention provides a comprehensive testing platform for handheld universal input devices, which comprises a box body, wherein a display screen, a universal keyboard, a voltage selection key and a voltage and current display are arranged on the box body. The side of the box body is provided with a power socket and an expansion interface. The box body is internally provided with a comprehensive control port module, a main control module, a keyboard input module, a display module and a power supply module. The comprehensive control port module comprises 4 ports of a USB type, a serial port Ia type, a serial port Ib type and a serial port Ic type, and each port of the comprehensive control port module is electrically connected with the side socket of the box body. The side socket is connected with handheld universal input devices of different models, and corresponding working voltage is selected through the voltage selection keys on the box body, so that the handheld universal input devices of corresponding models can work, and comprehensive detection can be performed as required. The side socket is the socket of different models, can effectively prevent the mistake and insert.
Preferably, the comprehensive control port module comprises a control protection circuit, a voltage conversion circuit, a singlechip control circuit and power supply filtering conversion. The input end of the power supply wave conversion circuit is connected with VCC2, and is used for filtering the +5V supply voltage provided by the VCC2 port, and converting the voltage into +4.5V, +7V, +11V and +5V direct current stabilized voltage power supply required by the operation of various detection equipment through the voltage conversion circuit. The single chip microcomputer control circuit controls the relay in the protection circuit to realize different voltage output functions through the control channel.
Preferably, the display module comprises a power supply filter conversion circuit, an interface conversion circuit and a display circuit. The input end of the power supply wave conversion circuit is connected with VCC4, and is used for filtering the +5V supply voltage provided by the VCC4 port, and converting the voltage into a +3.3V direct-current stabilized voltage power supply required by other circuits. The interface conversion circuit converts the input VGA signal into an LVDS signal to the display circuit for display and output.
Preferably, the keyboard input module comprises a power supply filtering conversion circuit, a USB port protection circuit, a single chip microcomputer control circuit and a keyboard circuit. The input end of the power supply wave conversion circuit is connected with VCC3, and the power supply wave conversion circuit is used for filtering the +5V power supply voltage provided by a VCC3 port and converting the power supply voltage into a +3.3V direct current stabilized power supply required by other circuits. The input end of the keyboard circuit is electrically connected with the universal keyboard, and the output end of the keyboard circuit is connected with the input end of the singlechip control circuit. The keyboard circuit is an independent key circuit and can realize the pressing of single keys and multiple combined keys. The output end of the singlechip control circuit is connected with the input end of the USB port protection circuit, and the output end of the USB port protection circuit is connected with the USB interface. The USB port protection circuit is used for realizing the anti-static and anti-surge voltage protection of the USB signal line to the external port. When a user operates the keyboard, the button switches corresponding to the keys are pressed down or bounced, different level information can be generated on the keyboard switch circuit, and then the keyboard circuit outputs the level information to the singlechip control circuit. The control chip STM32F103C8T6 in the singlechip control circuit can receive and read the level information input by the keyboard circuit, judge the key position of the operation of the user by processing the level information, then generate USB key value data corresponding to the key position according to the key position code value table, and output the key value data according to the USB2.0 communication protocol standard through the USB interface of the singlechip. In addition, the keyboard keys and the keyboard input module can also change or increase the key value information of a certain key position according to the use requirements of users so as to realize the function of self-defining keys.
Preferably, the control chip model of the single chip microcomputer control circuit is STM32F103C8T6, and the chip can normally work in high and low temperature environments and can adapt to complex use environments.
Preferably, the main control module comprises a power supply filter conversion circuit, a main control circuit and a channel control protection circuit. The input end of the power supply wave conversion circuit is connected with VCC1, and is used for filtering the +12V supply voltage provided by a VCC1 port, and converting the +12V supply voltage into +5V and +3.3V direct current stabilized voltage power supply required by other circuits. The main control circuit is composed of an industrial grade mainboard and is provided with a plurality of serial ports and a plurality of USB ports, and the control requirements are met.
Preferably, the keyboard input module selects a universal keyboard, and the universal keyboard comprises four keys, namely letter keys, numeric keys, function keys and special keys. The letter keys include 26 letters from a to Z in english. The number keys include 10 numbers from 0 to 9. The function keys comprise punctuation keys, addition, subtraction, multiplication and division keys, a NumLock key, a CapsLock key, F1 keys to F6 keys and four direction keys, namely an upper direction key, a lower direction key, a left direction key and a right direction key. The special keys include Shift, Ctrl, and Alt keys. The keyboard keys of the multifunctional keyboard box are designed into entity independent full key positions, and can realize the pressing of single keys and multiple combination keys. And the keyboard simultaneously comprises four key positions of special keys, letters, numbers and direction keys, so that the simultaneous input of various different types of information such as Chinese characters, letters, numbers, special symbols and the like is met, an input method does not need to be switched, and the input efficiency is greatly improved.
The above is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that several variations and modifications can be made without departing from the structure of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (7)
1. A comprehensive detection platform for handheld universal input equipment is characterized by comprising a display end and a base which are hinged with each other, wherein the display end and the base form a box body when being closed, a display screen is arranged at the bottom of the display end, a keyboard input module and a display module are arranged at the top of the base, a power supply module, a comprehensive control port module and a main control module are arranged in the base, and a switch is further arranged on the surface of the base; the power supply module is respectively and electrically connected with the display screen, the keyboard input module, the display module, the comprehensive control port module and the main control module and respectively supplies power to the display screen, the keyboard input module, the display module, the comprehensive control port module and the main control module; the main control module is respectively connected with the display screen, the keyboard input module, the display module, the comprehensive control port module and the switch.
2. The handheld universal input device comprehensive detection platform as claimed in claim 1, wherein the base is further provided with at least one expansion interface and a power socket on a side surface thereof, the expansion interface is connected with the comprehensive control port module, and the power socket is connected with the power module.
3. The integrated detection platform for handheld universal input devices as claimed in claim 2, wherein the integrated control module comprises a channel control protection circuit, a voltage conversion circuit, a single chip microcomputer control circuit and a power filter converter, an input terminal of the power filter converter is connected to the power module, an output terminal of the power filter converter is connected to the voltage conversion circuit, the channel control protection circuit and an input terminal of the single chip microcomputer control circuit, an output terminal of the voltage conversion circuit is connected to the expansion interface, an output terminal of the single chip microcomputer control circuit is connected to the channel control protection circuit, and an output terminal of the channel control protection circuit is connected to the main control module.
4. The integrated detection platform for handheld universal input devices as claimed in claim 1, wherein the display module comprises an interface conversion circuit, a display circuit and a power filter converter, an input terminal of the power filter converter is connected to the power module, an output terminal of the power filter converter is connected to the interface conversion circuit and an input terminal of the display circuit, respectively, an output terminal of the interface conversion circuit is connected to the display circuit, and an output terminal of the main control module is connected to the interface conversion circuit.
5. The integrated detection platform for the handheld universal input device according to claim 1, wherein the keyboard input module comprises a USB port protection circuit, a single chip microcomputer control circuit, a keyboard circuit and a power filter converter, an input end of the power filter converter is connected with the power module, an output end of the power filter converter is respectively connected with the USB port protection circuit, the single chip microcomputer control circuit and an input end of the keyboard circuit, an output end of the keyboard circuit is connected with the single chip microcomputer control circuit, an output end of the single chip microcomputer control circuit is connected with the USB port protection circuit, and an output end of the USB port protection circuit is connected with the main control circuit.
6. The integrated detection platform for handheld universal input devices as claimed in claim 1, wherein the main control module comprises a channel control protection circuit, a main control circuit and a power filter converter, an input terminal of the power filter converter is connected to the power module, an output terminal of the power filter converter is respectively connected to the channel control protection circuit and the main control circuit, the main control circuit is electrically connected to the channel control protection circuit, and the main control module is respectively connected to the frequency word control module, the display module and the keyboard input module through the channel control protection circuit.
7. The comprehensive detection platform for the handheld universal input device according to claim 5, wherein the chip model of the single chip microcomputer control circuit is STM32F103C8T 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123318269.9U CN216979746U (en) | 2021-12-27 | 2021-12-27 | Handheld general input device comprehensive detection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123318269.9U CN216979746U (en) | 2021-12-27 | 2021-12-27 | Handheld general input device comprehensive detection platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216979746U true CN216979746U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123318269.9U Active CN216979746U (en) | 2021-12-27 | 2021-12-27 | Handheld general input device comprehensive detection platform |
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| Country | Link |
|---|---|
| CN (1) | CN216979746U (en) |
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2021
- 2021-12-27 CN CN202123318269.9U patent/CN216979746U/en active Active
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