CN205540449U - Vehicle -mounted terminal - Google Patents
Vehicle -mounted terminal Download PDFInfo
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- CN205540449U CN205540449U CN201620294277.4U CN201620294277U CN205540449U CN 205540449 U CN205540449 U CN 205540449U CN 201620294277 U CN201620294277 U CN 201620294277U CN 205540449 U CN205540449 U CN 205540449U
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- display screen
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- mounted terminal
- host cpu
- car
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Abstract
The utility model discloses a vehicle -mounted terminal, including host computer, display screen, button box, host computer and display screen integral type structural design, the operation of host computer control display screen, the button box includes a plurality of control buttons, the key signal that a plurality of control buttons generated sends respectively to the host computer. The utility model discloses a vehicle -mounted terminal, because the button box independently designs, the volume is less, is convenient for install, the mountable is in the place nearer apart from the driver, like steering wheel below etc. Neither influence driver's normal driving action, the driver of being convenient for again operates the control button on the button box to the operation of main control system and display screen, host computer and display screen integral type structural design have simplified the wiring of host computer with the display screen, have reduced the volume, have reduced installation space, the installation and maintenance of being convenient for, and the mountable neither influences driver's normal driving action in the position far away slightly apart from the driver, and the driver of being convenient for again looks over the display screen.
Description
Technical field
This utility model belongs to electronic technology field, specifically, relates to a kind of car-mounted terminal.
Background technology
Car-mounted terminal has video monitoring function and scheduling feature, is electronic equipment important in car.
Current car-mounted terminal, volume is relatively big, in installation process, if the positional distance driver installed is relatively near, can hinder the normal driving behavior of driver, such as steering wheel rotation, gear shift etc.；If the positional distance driver installed is farther out, it is not easy to again driver operation car-mounted terminal, causes installing relatively difficult.
Summary of the invention
This utility model provides a kind of car-mounted terminal, the problem solving installation difficulty.
For solving above-mentioned technical problem, this utility model is achieved by the following technical solutions:
A kind of car-mounted terminal, including main frame, display screen, key box；Described main frame designs with display screen integral structure, the operation of described host computer control display screen；Described key box includes multiple control button, and the push button signalling that the plurality of control button generates is respectively sent to main frame.
Further, being additionally provided with card reading unit in described key box, the data read are transmitted to main frame by described card reading unit.
Further, being additionally provided with MCU in described key box, the plurality of control button is connected with described MCU respectively, and the data read are sent to main frame by described card reading unit by MCU.
Further, being additionally provided with the first power subsystem in described key box, described MCU controls the operation of the first power subsystem；The electric energy that vehicle power provides transmits to the first power subsystem, and described first power subsystem is that whole key box is powered, and powers for described main frame and display screen.
Further, described main frame includes main control unit, photographic head processing unit, voice broadcast unit, positioning unit, wireless communication unit, second source unit；Described main control unit includes that host CPU, described host CPU are connected with MCU；Described photographic head processing unit receives the data that vehicle-mounted photographic head sends, and is sent to host CPU after processing；Described positioning unit gathers azimuth information, and sends to host CPU；Described host CPU is communicated with control centre by wireless communication unit；Described host CPU is connected with voice broadcast unit, controls the operation of voice broadcast unit；Described host CPU is connected with display screen, it would be desirable to the data transmission of display shows to display screen；Described second source unit and the first power subsystem connect, and receive the electric energy of the first power subsystem transmission, power for whole main frame and display screen.
Preferably, described main control unit also includes that FLASH, described FLASH are connected with described host CPU.
Preferably, described display screen is for touching display screen.
Further, being additionally provided with multiple button on described display screen, the plurality of button is connected with described host CPU respectively.
Further, described voice broadcast unit includes TTS voice broadcast chip and loudspeaker, and described loudspeaker are arranged on described display screen edge.
Preferably, being additionally provided with interface unit on the host, described interface unit is connected with host CPU.
Compared with prior art, advantage of the present utility model and good effect be: car-mounted terminal of the present utility model, due to key box independent design, small volume, it is simple to install, may be installed the place that distance driver is nearer, as below steering wheel etc., neither affect the normal driving behavior of driver, the control button being easy to again on driver operation key box, thus control the operation of main frame and display screen；Main frame and the design of display screen integral structure, simplify the wiring of main frame and display screen, reduce volume, reduce installing space, it is simple to install and safeguard, may be installed the position that distance driver is the most remote, neither affect the normal driving behavior of driver, be easy to again driver and check display screen.
After reading in conjunction with the accompanying the detailed description of this utility model embodiment, other features of the present utility model and advantage will become clearer from.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the car-mounted terminal that this utility model is proposed；
Fig. 2 is the theory diagram of a kind of embodiment of the car-mounted terminal that this utility model is proposed.
Reference:
1, main frame；2, display screen；3, key box；3-1, control button.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in more detail.
The car-mounted terminal of the present embodiment mainly includes main frame 1, display screen 2, key box 3 etc., shown in Figure 1, main frame 1 and the design of display screen 2 integral structure, key box 3 includes multiple control button 3-1, the push button signalling that multiple control button 3-1 generate is respectively sent to main frame 1, controlling the operation of main frame 1, main frame 1 controls the operation of display screen 2.
The car-mounted terminal of the present embodiment, due to key box 3 independent design, small volume, it is easily installed, may be installed the nearer place of distance driver, as below steering wheel etc., neither affect the normal driving behavior of driver, the control button 3-1 being easy to again on driver operation key box 3, thus control main frame 1 and the operation of display screen 2；Main frame 1 and the design of display screen 2 integral structure, simplify the wiring of main frame and display screen, reduce volume, reduce installing space, it is easily installed and safeguards, may be installed the position that distance driver is the most remote, as being arranged on the place of distance driver 30cm, neither affect the normal driving behavior of driver, be easy to again driver and check display screen.
Certainly, for the ease of driver operation, control button 3-1 and be arranged on the surface of key box 3.In order to extend the service life controlling button 3-1, controlling button 3-1 and use rigidity paster button, hardness is big and has dust-proof effect, extends the service life controlling button 3-1, reduces maintenance replacement cost.
Check card for the ease of driver's work attendance, key box is additionally provided with card reading unit, such as card reader.When driver's work attendance is checked card, attendance card is read the information of attendance card near key box, card reading unit, and sends to main frame.The work attendance information received is transmitted to control centre by main frame, it is simple to remote monitoring personnel knows the work attendance situation of driver in time.
In key box, it is additionally provided with MCU, MCU be connected with card reading unit, multiple control button 3-1 respectively.The push button signalling received is processed by the push button signalling transmission controlling button 3-1 generation to MCU, MCU, generates control signal and also sends to main frame, and main frame runs according to the control signal received；The information received is processed by card reading unit by the work attendance information read transmission to MCU, MCU, and sends to main frame.By arranging MCU, the data controlling button and card reading unit transmission are processed, alleviate the burden of main frame, and then improve main frame to operating control button and the processing speed of punching operation and response speed.
In order to power for key box, main frame, display screen safely and reliably, being additionally provided with the first power subsystem in key box, MCU controls the operation of the first power subsystem.Vehicle power and the first power subsystem connect, and the first power subsystem is that whole key box is powered；Meanwhile, the first power subsystem is connected with main frame, powers for main frame and display screen.Filter circuit and voltage conversion circuit it is provided with in the first power subsystem, vehicle power is filtered and voltage conversion process, to export stable satisfactory power supply, powers for whole key box, main frame, display screen, thus ensure Electrical Safety, improve the safety of each electrical equipment.
The car-mounted terminal of the present embodiment also includes multiple photographic head, it is arranged on multiple diverse locations of car body, main frame mainly includes main control unit, photographic head processing unit, voice broadcast unit, positioning unit, wireless communication unit, second source unit etc., shown in Figure 2, main control unit mainly includes host CPU, internal memory etc., internal memory is connected with host CPU, and host CPU is connected by RS232 with MCU.
Specifically, photographic head is connected with photographic head processing unit, and photographic head processing unit is connected with host CPU, and host CPU is connected with display screen；Photographic head is the video data outside car in collecting vehicle, and the video data collected is sent to photographic head processing unit, after the video data received is carried out the process such as analog digital conversion by photographic head processing unit, send to host CPU, host CPU is sent to display screen after the data received being processed and shows, driver can monitor the situation outside Che Neiche by display screen, it is achieved video monitoring function.
Positioning unit is connected with host CPU, the azimuth information of positioning unit collection vehicle, and sends host CPU, and the azimuth information of reception is processed by host CPU, is sent to wireless communication unit, is sent to control centre through wireless communication unit.Schedule information is sent to host CPU through wireless communication unit by control centre, and host CPU is sent to display screen after the information received being processed and shows, driver checks schedule information by display screen.In the present embodiment, positioning unit is preferably gps satellite positioning unit, and wireless communication unit is preferably 3G/4G wireless communication unit.
Voice broadcast unit is connected with host CPU, and host CPU controls the operation of voice broadcast unit.Voice broadcast unit mainly includes TTS voice broadcast chip and loudspeaker, and loudspeaker are arranged on display screen edge.The information that the control centre received sends is transmitted to voice broadcast unit by host CPU, Word message is converted into voice messaging by TTS voice broadcast chip, and play out through loudspeaker, driver is without checking that display screen also can obtain the schedule information of control centre, be conducive to the safe driving of driver, improve driver and the safety of whole vehicle.
Second source unit and the first power subsystem connect, and receive the electric energy of the first power subsystem transmission.Filter circuit and voltage conversion circuit it is provided with in second source unit, the electric energy of the first power subsystem transmission is filtered and voltage conversion process, to export stable satisfactory power supply, for display screen and host supplying power, thus ensure Electrical Safety, improve display screen and the safety of main frame.
The car-mounted terminal of the present embodiment, is integrated into video monitoring function and scheduling feature in main frame, simplifies wiring in car, reduces external interference, reduce the volume of whole car-mounted terminal, reduce cost, it is simple to install and safeguard；Improve the reliability of whole car-mounted terminal.
In main control unit, it is additionally provided with FLASH, FLASH be connected with host CPU.The video monitoring data received, bearing data, schedule information etc. are sent to FLASH and preserve by host CPU, in order to inquire about later.
For the ease of touch operation, display screen preferably touches display screen.Driver operation touches display screen, touches display screen and generates touch signal, and transmits to host CPU, and host CPU generates control signal according to the touch signal received, and controls the operation of main frame.By arranging touch display screen, driver can select operation to control button 3-1 voluntarily and still operate touch display screen, adds man-machine interaction mode, improves the motility of man-machine interaction.
Certainly, it is additionally provided with multiple button k, multiple button k on a display screen to be connected with host CPU respectively.Operation button k, button k generate push button signalling and transmit to host CPU, and host CPU generates control signal according to the push button signalling received, and controls main frame and the operation of display screen.By operating multiple button k, it is achieved touch the identical function of display screen with operation, therefore, though display screen break down cannot touch control time, it is also possible to carry out man-machine interaction by button k with display screen.
Being connected with external equipment (such as POS, passenger's punched-card machine etc.) for the ease of main frame, the function of extension main frame, be additionally provided with interface unit on main frame, host CPU is connected with interface unit, and interface unit is connected with external equipment.
In the present embodiment, described host CPU is preferably ARM chip, and ARM chip volume is little, performance is high, fast operation, meets the computing demand of car-mounted terminal.
Certainly; described above is not to restriction of the present utility model; this utility model is also not limited to the example above, change that those skilled in the art are made in essential scope of the present utility model, retrofits, adds or replaces, and also should belong to protection domain of the present utility model.
Claims (10)
1. a car-mounted terminal, it is characterised in that: include main frame, display screen, key box；Described main frame designs with display screen integral structure, the operation of described host computer control display screen；
Described key box includes multiple control button, and the push button signalling that the plurality of control button generates is respectively sent to main frame.
Car-mounted terminal the most according to claim 1, it is characterised in that: being additionally provided with card reading unit in described key box, the data read are transmitted to main frame by described card reading unit.
Car-mounted terminal the most according to claim 2, it is characterised in that: being additionally provided with MCU in described key box, the plurality of control button is connected with described MCU respectively, and the data read are sent to main frame by described card reading unit by MCU.
Car-mounted terminal the most according to claim 3, it is characterised in that: being additionally provided with the first power subsystem in described key box, described MCU controls the operation of the first power subsystem；
The electric energy that vehicle power provides transmits to the first power subsystem, and described first power subsystem is that whole key box is powered, and powers for described main frame and display screen.
Car-mounted terminal the most according to claim 4, it is characterised in that: described main frame includes main control unit, photographic head processing unit, voice broadcast unit, positioning unit, wireless communication unit, second source unit；
Described main control unit includes that host CPU, described host CPU are connected with MCU；
Described photographic head processing unit receives the data that vehicle-mounted photographic head sends, and is sent to host CPU after processing；
Described positioning unit gathers azimuth information, and sends to host CPU；Described host CPU is communicated with control centre by wireless communication unit；
Described host CPU is connected with voice broadcast unit, controls the operation of voice broadcast unit；
Described host CPU is connected with display screen, it would be desirable to the data transmission of display shows to display screen；
Described second source unit and the first power subsystem connect, and receive the electric energy of the first power subsystem transmission, power for whole main frame and display screen.
Car-mounted terminal the most according to claim 5, it is characterised in that: described main control unit also includes that FLASH, described FLASH are connected with described host CPU.
Car-mounted terminal the most according to claim 5, it is characterised in that: described display screen is for touching display screen.
Car-mounted terminal the most according to claim 7, it is characterised in that: being additionally provided with multiple button on described display screen, the plurality of button is connected with described host CPU respectively.
Car-mounted terminal the most according to claim 5, it is characterised in that: described voice broadcast unit includes TTS voice broadcast chip and loudspeaker, and described loudspeaker are arranged on described display screen edge.
10. according to the car-mounted terminal according to any one of claim 5 to 9, it is characterised in that: being additionally provided with interface unit on the host, described interface unit is connected with host CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294277.4U CN205540449U (en) | 2016-04-11 | 2016-04-11 | Vehicle -mounted terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294277.4U CN205540449U (en) | 2016-04-11 | 2016-04-11 | Vehicle -mounted terminal |
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| CN205540449U true CN205540449U (en) | 2016-08-31 |
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| CN201620294277.4U Active CN205540449U (en) | 2016-04-11 | 2016-04-11 | Vehicle -mounted terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093220A (en) * | 2017-04-24 | 2017-08-25 | 航天科技控股集团股份有限公司 | A kind of haulage vehicle driver's attendance checking system based on CAN controller |
-
2016
- 2016-04-11 CN CN201620294277.4U patent/CN205540449U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093220A (en) * | 2017-04-24 | 2017-08-25 | 航天科技控股集团股份有限公司 | A kind of haulage vehicle driver's attendance checking system based on CAN controller |
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