CN209879460U

CN209879460U - Multifunctional keyboard

Info

Publication number: CN209879460U
Application number: CN201920909520.2U
Authority: CN
Inventors: 周永斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2019-12-31
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a multifunctional keyboard, including computer keyboard, computer keyboard's top middle part fixed surface installs discoid desktop switch, and the top surface both sides side of desktop switch is all fixed and has been seted up the USB slot, and the casing bottom surface of desktop switch has PCB switch circuit board through fixing bolt screw thread fixed mounting, and PCB switch circuit board's surperficial tin has connect a plurality of control circuit, and a plurality of control circuit divide into sound transmission area territory, on-off control area territory, power supply area territory and data transmission district. The utility model relates to a multifunctional keyboard easily controls the computer switching on and shutting down through the desktop switch that is equipped with, connects with two USB slot tin through the PCB switch circuit board that is equipped with in desktop switch inside promptly.

Description

Multifunctional keyboard

Technical Field

The utility model relates to a keyboard, in particular to multifunctional keyboard.

Background

The computer keyboard is a channel for inputting control information of character information into computer, and is evolved from keyboard of English typewriter. It was first presented on computers, and was also a component called a teletypewriter.

Computers have become more and more intelligent since the advent of the last century, the configuration is more and more advanced, the requirement of internet people for the internet environment is higher and higher nowadays, internet cafes have been played from simple internet surfing and become places for rest and entertainment and temporary office work, the decoration of internet cafes is more and more frequent, and the complicated data lines in the daily internet cafe decoration and maintenance machine process are very troublesome for internet cafe technicians, the positions of internet cafes seats are frequently changed in the decoration process, the on-off keys on the internet cafe desktop are fixed on the computer desktop and need to be replaced when the computer desk needs to be replaced, the maintenance burden of network engineers is indirectly increased, the existing desktop computer keyboard cannot control the on-off of a computer host, can only be switched on and off on the power supply of the computer host, and can be switched off by artificial stoop, the online personnel are inconvenient, and the host is placed outside and is easily stolen by lawless persons to replace internal parts and destroy the case.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multifunctional keyboard to solve the current desktop computer keyboard that proposes in the above-mentioned background art and can't control the switching on and shutting down of computer, can only carry out the switch on to the computer power, need artificial bowing, just can turn off, comparatively inconvenient to the person of surfing the net, the host computer is placed externally and is stolen the problem of changing internals and destroying quick-witted case by lawless persons easily and for realizing above-mentioned purpose, the utility model provides a following technical scheme: a multifunctional keyboard comprises a computer keyboard, wherein a disc-shaped desktop switch is fixedly installed on the surface of the middle of the top end of the computer keyboard, USB slots are fixedly formed in two sides of the top surface of the desktop switch, a PCB (printed circuit board) is fixedly installed on the surface of the bottom of a shell of the desktop switch through fixing bolt threads, a plurality of control circuits are connected to the surface of the PCB in a tin mode, and the control circuits are divided into a sound transmission area, a switch control area, a power supply area and a data transmission area;

the bottom ends of the two USB slots are respectively connected with a data transmission area arranged on the surface of the PCB switch circuit board in a tin way, wherein, an earphone and microphone slot is arranged at the side connection part of one USB slot, the inner end of the earphone and microphone slot is electrically connected with the sound transmission area of the PCB switch circuit board, a power supply control switch and a restart button are fixedly arranged in the middle of the top end of the desktop switch in sequence, the bottom ends of the power supply control switch and the restart button respectively penetrate through a shell groove formed in the desktop switch to be correspondingly connected with two light-touch switches fixedly connected with the surface of a switch control area arranged in the middle of the PCB switch circuit board through tin, the bottom ends of the two light-touch switches are fixedly connected with the surface of the switch control area arranged in the middle of the PCB switch circuit board through tin, one end of the desktop switch is connected with a power supply wiring, and one end of the power supply wiring is electrically connected with a power supply area on the surface of the PCB switch circuit.

As a preferred technical scheme of the utility model, an anti-interference magnetic ring is fixedly sleeved on the surface of the outer wall at one side of the power supply wiring, a connecting plug is connected at the end of the power supply wiring, one end of the connecting plug is inserted and connected in the adapter slot, a case insertion blocking piece is inserted and connected on the surface of the outer wall of the adapter slot, fixing bolts arranged on the two surface sides of the case insertion blocking piece are fixedly connected with mounting holes arranged on the back of the case through threads, first adapter wires are fixedly connected on the outer walls at the two sides of the adapter slot, two ends of the first adapter wire are respectively and correspondingly connected with three USB data transmission lines, three USB power supply lines, two microphone sound transmission lines and one microphone power supply line, a power supply lug is correspondingly connected at one end of the three USB power supply wires, one end of the three BIOS power supply lugs is electrically inserted and connected with the USB power supply slot correspondingly arranged on the surface of the mainboard, the three USB data transmission lines are correspondingly and alternately connected with USB connecting slots arranged on the surface of the BIOS mainboard, the two microphone sound transmission lines are alternately connected with sound card slots, and the microphone power supply line is correspondingly and alternately connected with the microphone power supply slots.

As a preferred technical scheme of the utility model, the one end fixed connection of switching slot is equipped with the second patch cord, the one end fixed mounting of second patch cord is equipped with three mainboard connecting wires, and three mainboard connecting wires are quick-witted case power indicator winding displacement, power start key winding displacement and restart key winding displacement respectively, the slot electric property interlude connection of quick-witted case power indicator winding displacement and BIOS mainboard surface seting up, power start key winding displacement and the start slot electric property interlude connection on BIOS mainboard surface, restart the key winding displacement and restart slot electric property interlude and be connected.

As an optimal technical scheme of the utility model, computer keyboard comprises the keyboard PCB board of each button of control that fixed mounting was equipped with in a plurality of letter button, keyboard shell and the keyboard shell, the middle part surface of keyboard PCB board passes through tin circuit and PCB switch circuit board's surperficial electric connection.

As an optimal technical scheme of the utility model, two the end inslot of USB slot and earphone microphone slot all alternates there is the seal cover, and the seal cover is fixed with the outer wall of USB slot and earphone microphone slot respectively.

Compared with the prior art, the utility model discloses following beneficial effect has:

1) the computer on-off is easily controlled by the arranged desktop switch, namely, a PCB switch circuit board arranged in the desktop switch is connected with two USB slots in a tin way, and then three USB data transmission lines, three USB power supply lines, two microphone sound transmission lines and one microphone power supply line are correspondingly connected and arranged at the two ends of a first switching line respectively so as to realize that the two USB slots are connected with a BIOS mainboard in a wired way, meanwhile, the three USB power supply lines provide weak electric energy for the two USB slots, so that the data transmission and reading of a computer host are realized, meanwhile, one USB power supply line and one USB data transmission line realize that a computer keyboard is connected with a computer in a USB identification way, the two microphone sound transmission lines and one microphone are easy for a user to establish electric wired connection between an earphone and a sound card after inserting an earphone, so that the function of data transmission is realized, it is no longer necessary to bend down to insert storage devices at the end of the chassis.

2) The anti-interference magnetic ring is arranged to avoid reducing the interference of external electromagnetic waves in the data transmission process, the stability in the use process is enhanced, the practicability of the whole keyboard is improved, the reset button and the power control switch are arranged, so that a user can easily perform on-off and reset operations on a computer host, and does not need to bend down to press down the power switch on the host, so that the operation on the computer host is separated, so that an Internet bar maintainer can conveniently install an anti-theft shield on the external computer host, the protection on the host is improved, the replacement (stealing) of parts of the Internet bar internal machine by some lawless persons is avoided, the probability of damage to the host is reduced, the subsequent maintenance and upgrading are easy, and the principle is realized through the connecting plug, the second switching wire, the cabinet power indicator light wire, the power supply start wire and the reset key wire, so that the power LED in each BIOS mainboard in the host cabinet is realized, The PowerSwitch, Reset area establishes a connection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the power connection and the connection plug of the present invention;

fig. 3 is a schematic structural view of the desktop switch of the present invention;

fig. 4 is a schematic diagram of the position structure of the control circuit area on the surface of the PCB switch circuit board of the present invention;

FIG. 5 is a schematic view of the connection structure of the adapting slot and the blocking piece of the socket of the chassis according to the present invention;

fig. 6 is a schematic view of a connection structure between the second patch cord and each flat cable according to the present invention;

fig. 7 is a schematic diagram of the circuit structure of the ATX (host power supply) of the present invention.

In the figure: 1. a computer keyboard; 2. a power connection; 3. an anti-interference magnetic ring; 4. a blocking piece of a machine case socket; 5. a switching slot; 5-1, a second patch cord; 6. a mainboard connecting line; 6-1, arranging a power indicator light wire of the case; 6-2, power supply startup key flat cable; 6-3, resetting a key flat cable; 7. a connecting plug; 8. a desktop switch; 8-1, an earphone and microphone slot; 8-2, a USB slot; 8-3, a restart button.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the utility model provides a multifunctional keyboard, including a computer keyboard 1, a disc-shaped desktop switch 8 is fixedly installed on the surface of the middle part of the top end of the computer keyboard 1, both sides of the top surface of the desktop switch 8 are fixedly provided with USB slots 8-2, the bottom surface of the shell of the desktop switch 8 is fixedly provided with a PCB switch circuit board through fixing bolt threads, the surface of the PCB switch circuit board is connected with a plurality of control circuits, and the control circuits are divided into a sound transmission area, a switch control area, a power supply area and a data transmission area;

the bottom ends of the two USB slots 8-2 are respectively connected with a data transmission area arranged on the surface of the PCB switch circuit board in a tin way, the side connection part of one USB slot 8-2 is provided with an earphone microphone slot 8-1, the inner end of the earphone microphone slot 8-1 is electrically connected with a sound transmission area of the PCB switch circuit board, the middle part of the top end of the desktop switch 8 is fixedly provided with a power control switch and a restart button 8-3 in sequence, the bottom ends of the power control switch and the restart button 8-3 respectively penetrate through a shell body slot arranged on the desktop switch 8 to be correspondingly connected with two light touch switches arranged on the middle surface of the PCB switch circuit board in a fixed tin way, the bottom ends of the two light touch switches are fixedly connected with the surface of a switch control area arranged in the middle of the PCB switch circuit board in a tin way, one end of the desktop switch 8 is connected with a, one end of the power supply wire 2 is electrically connected with a power supply area on the surface of the PCB switch circuit.

Preferably, an anti-interference magnetic ring 3 is fixedly sleeved on the surface of the outer wall on one side of a power supply wire 2, a connecting plug 7 is connected at the end of the power supply wire 2, one end of the connecting plug 7 is inserted into and connected with a switching slot 5, a case insertion blocking piece 4 is inserted and connected on the surface of the outer wall of the switching slot 5, fixing bolts arranged on the side edges of the two surfaces of the case insertion blocking piece 4 in a penetrating way are fixedly connected with mounting holes arranged on the back surface of a case through threads, first switching wires are fixedly connected on the outer walls on the two sides of the switching slot 5, three USB data transmission lines, three USB power supply lines, two microphone sound transmission lines and one microphone power supply line are correspondingly connected at the two ends of the two first switching wires respectively, a power supply lug is correspondingly connected at one end of each USB power supply line, one end of each power supply lug is electrically connected with a, three USB data transmission lines are correspondingly inserted and connected with a USB connecting slot arranged on the surface of the BIOS mainboard, two microphone sound transmission lines are inserted and connected with a sound card slot, a microphone power supply line is correspondingly inserted and connected with a microphone power supply slot, one of the three USB power supply lines is used for supplying data to the inserted USB of the computer keyboard 1, the other two USB data transmission lines are used for supplying power to the USB slot 8-2, and one of the three USB data transmission lines is used for ensuring that the keyboard can be smoothly connected with the BIOS mainboard and can be electrified for use, the other two USB data transmission lines are used for ensuring that the USB slot 8-2 can be smoothly in data butt joint with a computer and conveniently reading data of the mobile device, and a microphone power supply line and a sound transmission line are arranged, so that a user can conveniently insert an earphone into the earphone plug 8-1 to realize sound interaction.

Preferably, one end of the switching slot 5 is fixedly connected with a second switching line 5-1, one end of the second switching line 5-1 is fixedly provided with three mainboard connecting lines 6, the three mainboard connecting lines 6 are respectively a case power supply indicating lamp flat cable 6-1, a power supply startup key flat cable 6-2 and a restart key flat cable 6-3, the case power supply indicating lamp flat cable 6-1 is electrically connected with a slot arranged on the surface of the BIOS mainboard in an inserting manner, the power supply startup key flat cable 6-2 is electrically connected with a startup slot on the surface of the BIOS mainboard in an inserting manner, the restart key flat cable 6-3 is electrically connected with the restart slot in an inserting manner, the provided power supply indicating lamp flat cable 6-1 is convenient to be provided with a prompting lamp, the prompting lamp is lightened to play a role of prompting a user in the process of powering on and starting the computer, and the provided power supply key startup flat cable 6-2 and the restart key flat cable 6-, the user can conveniently operate the desktop switch 8 to control the on-off of the computer, and the user is prevented from pressing a power switch on the computer case.

Preferably, the computer keyboard 1 is composed of a plurality of letter keys, a keyboard shell and a keyboard PCB fixedly arranged in the keyboard shell and used for controlling the keys, the middle surface of the keyboard PCB is electrically connected with the surface of the PCB through a tin circuit, and the keyboard 1 and the desktop switch 8 are electrically connected by a user through the arranged keyboard PCB and the PCB, so that the computer can be turned on and off.

Preferably, sealing sleeves are inserted into the end head grooves of the two USB slots 8-2 and the earphone and microphone slot 8-1 respectively, the sealing sleeves are fixed with the outer walls of the USB slot 8-2 and the earphone and microphone slot 8-1 respectively, and the sealing sleeves are arranged to facilitate users to play a dustproof role in the USB slot 8-2 and the earphone and microphone slot 8-1 so as to prevent external dust from falling into the inside and causing blockage.

When specifically using, the utility model relates to a multifunctional keyboard, when specifically installing and using, installer opens the quick-witted case of this computer at first, then works a telephone switchboard: in the wiring process, a user firstly places the keyboard on a computer desktop, only needs to take out the adapting slot 5 and the case socket blocking piece 4 independently, and fixes the adapting slot 5 and the case socket blocking piece 4 in a threaded connection mode through a fixing bolt (note that reverse installation is not needed), then an installer fixes the case socket blocking piece 4 and a back baffle of the computer case in a threaded connection mode, after a wire is arranged through a wire sleeve, the installer then carries an anti-static glove (to avoid static burning of a mainboard), and all winding wires connected to the surface of the mainboard connecting wire 6 are correspondingly connected with the BIOS mainboard jacks in an alternating mode; inserting and connecting the chassis power indicator light flat cable 6-1 with a slot formed in the surface of a BIOS mainboard, inserting and connecting the power starting key flat cable 6-2 with a starting slot formed in the surface of the BIOS mainboard, inserting and connecting the restarting key flat cable 6-3 with a restarting slot, and then correspondingly inserting and connecting three USB data transmission lines, three USB power supply lines, two microphone sound transmission lines and one microphone power supply line on a first switching line with the mainboard after remembering English letters (PowerLED, PowerSwitch, Reset) on the mainboard to be aligned: the power supply lug that all corresponds the connection and is equipped with of one end of three USB power supply lines alternates with the USB power supply slot that BIOS mainboard surface correspondence was equipped with and is connected, the USB connecting slot that three USB data transmission lines and BIOS mainboard surface seted up corresponds the interlude again and is connected, alternate two microphone sound transmission lines and sound card slot again and be connected, correspond the interlude with the microphone power supply slot again at last and be connected, after the installation, insert the power circular telegram again, connecting plug 7 inserts and realizes the switching in the switching slot 5 after that.

When the power supply control switch is used, a user only needs to press the power supply control switch arranged in the middle of the desktop switch 8, the light touch switch on the surface of the PCB switch circuit board is triggered, then a power supply region instruction on the PCB switch circuit board sends a slight electric signal to the BIOS mainboard, the BIOS mainboard is not powered on at the moment, but a low voltage of about 5V is arranged near a starting slot of the BIOS mainboard, the voltage of about 5V is a maintenance voltage (playing a role of stabilizing and triggering a power supply ATX), when the 5V voltage is consumed by the light touch switch for initiating an instruction, a part of the voltage can send a voltage to the crystal, and the crystal starts to vibrate to work to generate oscillation and send a waveform. Meanwhile, the ATX starting circuit sends a starting voltage to one pin of a starting pin cap of the mainboard, the other pin of the pin cap is grounded, two pins of the starting pin cap are connected, the starting voltage sent by the south bridge is short-circuited to the ground, the starting voltage sent by the south bridge is reduced, the starting circuit in the south bridge is connected, the static 5V voltage is reduced, the static voltage is changed into 0 potential, so that the power supply is electrified to work, the BIOS mainboard is electrified to be awakened, the computer display screen at the moment can temporarily generate BIOS icon information (each interface can have difference according to the difference of the mainboard) firstly, then skips, can temporarily blank screen, enters a windows user system after a few seconds, and transmits electricity to three USB power supply lines through USB power supply slots on the BIOS mainboard, and then transmits the power to a power supply area on a PCB switch circuit board through three USB power supply lines, so as to realize the electrification of the USB slot 8-2, on the basis of power-on, three USB data transmission lines can be smoothly connected with a BIOS mainboard in an identifying way, only enough stable low-voltage power supply can be provided to realize low-voltage data transmission, one USB data transmission line is connected with a computer keyboard 1 in a data transmission way and is identified as an external keyboard device by a Windows system, an indicator light of the computer keyboard 1 is lightened, and the keyboard can be used for typing and working (the whole process is programmed without manual operation and is controlled by combining the BIOS mainboard with a PCB switch circuit board), when an external USB disk is inserted into one USB slot 8-2, the USB disk is powered by low voltage through the triggering action of electric signals in a data transmission area, then the USB disk is electrically connected with a USB connecting slot on the BIOS mainboard through a switching slot 5 and one USB data transmission line connected with the USB slot 8-2, the mainboard has weak electric signals, thereby by the discernment of Windows desktop office system and read, in the user of service can conveniently copy the data in the computer to the USB flash disk to need not to bow and insert the USB slot of taking certainly on the host computer is positive again, raise the efficiency, when the computer crashes and need restart: the user only needs to press the Reset button 8-3 (the process causes instant power failure of the BIOS mainboard, damages the CPU of the computer and injures careful operation of the computer), then the Reset slot is electrified with the power supply to electrify the whole mainboard again, so as to complete startup, the earphone microphone slot 8-1 is electrically connected with the sound card on the BIOS mainboard, when the earphone is inserted into the earphone microphone slot 8-1, the sound transmission area on the PCB switch circuit board is electrically connected with the sound card (in the startup state and electrified), and the user can take the earphone to hear the music played by the computer music software component.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multifunctional keyboard comprises a computer keyboard (1), and is characterized in that a disc-shaped desktop switch (8) is fixedly mounted on the surface of the middle of the top end of the computer keyboard (1), USB slots (8-2) are fixedly formed in two side sides of the top surface of the desktop switch (8), a PCB (printed circuit board) is fixedly mounted on the surface of the bottom of a shell of the desktop switch (8) through fixing bolt threads, a plurality of control circuits are connected to the surface of the PCB in a tin mode, and the control circuits are divided into a sound transmission area, a switch control area, a power supply area and a data transmission area;

the bottom ends of the two USB slots (8-2) are respectively connected with a data transmission area arranged on the surface of the PCB switch circuit board in a tin mode, an earphone microphone slot (8-1) is arranged at the side connecting part of one USB slot (8-2), the inner end of the earphone microphone slot (8-1) is electrically connected with a sound transmission area of the PCB switch circuit board, a power control switch and a restart button (8-3) are sequentially and fixedly arranged in the middle of the top end of the desktop switch (8), the bottom ends of the power control switch and the restart button (8-3) respectively penetrate through a shell groove formed in the desktop switch (8) to be correspondingly connected with two light touch switches arranged on the middle surface of the PCB switch circuit board in a tin mode, and the bottom ends of the two light touch switches are fixedly connected with a switch control area arranged in the middle of the PCB switch circuit board in a tin mode, one end of the desktop switch (8) is connected with a power supply wiring (2), and one end of the power supply wiring (2) is electrically connected with a power supply area on the surface of the PCB switch circuit.

2. A multifunction keyboard as recited in claim 1, wherein: an anti-interference magnetic ring (3) is fixedly sleeved on the surface of the outer wall on one side of the power supply wiring (2), a connecting plug (7) is connected to the end of the power supply wiring (2), one end of the connecting plug (7) is connected with the interior of the adapter slot (5) in an inserting manner, a case socket blocking piece (4) is connected to the surface of the outer wall of the adapter slot (5) in an inserting manner, fixing bolts arranged on the lateral sides of the two surfaces of the case socket blocking piece (4) in an inserting manner through threads are fixedly connected with mounting holes arranged on the back of the case in a threaded manner, first adapter wirings are fixedly connected to the outer walls on the two sides of the adapter slot (5), three USB data transmission lines, three USB power supply lines, two microphone sound transmission lines and one microphone power supply line are correspondingly connected to the two ends of the two first adapter wirings, and power supply bumps are correspondingly connected to one, one end of each power supply lug is electrically and alternately connected with a corresponding USB power supply slot arranged on the surface of the BIOS mainboard, the USB data transmission lines are correspondingly and alternately connected with USB connecting slots arranged on the surface of the BIOS mainboard, the microphone sound transmission lines are alternately connected with sound card slots, and the microphone power supply lines are correspondingly and alternately connected with the microphone power supply slots.

3. A multifunction keyboard as recited in claim 2, wherein: one end of the adapter slot (5) is fixedly connected with a second adapter wire (5-1), one end of the second adapter wire (5-1) is fixedly provided with three mainboard connecting wires (6), the three mainboard connecting wires (6) are respectively a case power supply indicator flat cable (6-1), a power supply startup key flat cable (6-2) and a restart key flat cable (6-3), the case power supply indicator flat cable (6-1) is electrically connected with slots arranged on the surface of the BIOS mainboard in an alternating mode, the power supply startup key flat cable (6-2) is electrically connected with startup slots on the surface of the BIOS mainboard in an alternating mode, and the restart key flat cable (6-3) is electrically connected with the restart slots in an alternating mode.

4. A multifunction keyboard as recited in claim 2, wherein: the computer keyboard (1) is composed of a plurality of letter keys, a keyboard shell and a keyboard PCB fixedly arranged in the keyboard shell and used for controlling the keys, and the middle surface of the keyboard PCB is electrically connected with the surface of the PCB through a tin connection circuit.

5. A multifunction keyboard as recited in claim 1, wherein: sealing sleeves are inserted into the end head grooves of the two USB slots (8-2) and the earphone microphone slot (8-1) in a penetrating manner, and the sealing sleeves are fixed with the outer walls of the USB slot (8-2) and the earphone microphone slot (8-1) respectively.