CN212967029U

CN212967029U - Vehicle-mounted head-up display capable of generating negative ions

Info

Publication number: CN212967029U
Application number: CN202021468464.2U
Authority: CN
Inventors: 张恺龙
Original assignee: Zhongshan Sea Ship Electronics Co ltd
Current assignee: Zhongshan Sea Ship Electronics Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-04-13
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a vehicle-mounted head-up display capable of generating negative ions, which comprises a shell, wherein a control module, an interface module, a GPS speed measuring module, a nixie tube driving module, a nixie tube display module, a switch module and a negative ion generating module are arranged in the shell; the interface module and the GPS speed measuring module are electrically connected with the control module, and the control module, the nixie tube driving module and the nixie tube display module are electrically connected in sequence; the interface module, the switch module and the power input end of the negative ion generating module are electrically connected in sequence; the switch module comprises a key switch for controlling the switch module to be switched on or off, and the key switch is arranged on the surface of the shell. The utility model discloses an anion generation module produces the anion to air in the purification car.

Description

Vehicle-mounted head-up display capable of generating negative ions

Technical Field

The utility model belongs to the technical field of the on-vehicle new line display technique and specifically relates to a can produce on-vehicle new line display of anion.

Background

The vehicle-mounted head-up display is a display device placed in a vehicle, and can display various information such as vehicle running speed, time and the like. The vehicle-mounted head-up display can work after being connected with an OBD interface or a USB charging interface in a vehicle through a connecting wire. Can place car center console top with on-vehicle new line display when using, make the driver need not to bow to watch motormeter dish, look straight up and to know information such as vehicle speed, guarantee safety of traveling. Because the interior of the vehicle is a relatively closed environment, if people smoke or other sundries generate peculiar smell, the air in the vehicle can be polluted, the health of people in the vehicle is influenced, the air can be purified through the negative ion generator in the prior art, and if the negative ion generator is additionally arranged, the air occupies the space in the vehicle, and the driving experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a can produce on-vehicle new line display of anion produces the anion through anion generation module to air in the purification car.

The embodiment of the utility model provides a vehicle-mounted head-up display capable of generating negative ions, which comprises a shell, wherein a control module, an interface module, a GPS speed measuring module, a nixie tube driving module, a nixie tube display module, a switch module and a negative ion generating module are arranged in the shell; the interface module and the GPS speed measuring module are electrically connected with the control module, and the control module, the nixie tube driving module and the nixie tube display module are electrically connected in sequence; the interface module, the switch module and the power input end of the negative ion generating module are electrically connected in sequence; the switch module comprises a key switch for controlling the switch module to be switched on or off, and the key switch is arranged on the surface of the shell.

Preferably, the switch module comprises a triode, a first resistor and a second resistor, the direct-current power supply, the key switch, the first resistor and the base electrode of the triode are electrically connected in sequence, the direct-current power supply, the second resistor and the collector electrode of the triode are electrically connected in sequence, and the emitter electrode of the triode is grounded; the negative ion generating module is a JP-D0521 negative ion generator, the JP-D0521 negative ion generator comprises a positive power input end, a negative power input end and a carbon fiber brush head, the positive power input end of the JP-D0521 negative ion generator is electrically connected with a triode collector, and the negative power input end of the JP-D0521 negative ion generator is grounded.

Preferably, the back of the shell is provided with a cover plate, the carbon fiber brush head is fixed on the inner side of the cover plate, and the cover plate is provided with a plurality of air holes.

Preferably, the cover plate is detachably connected with the shell.

Preferably, the nixie tube display module is arranged on the front face of the shell, and the key switch is also arranged on the front face of the shell.

Preferably, the surface of the shell is also provided with a horn module electrically connected with the control module.

Preferably, the nixie tube display module comprises a plurality of nixie tube display screens, and the plurality of nixie tube driving modules correspond to the plurality of nixie tube display screens.

The utility model has the advantages that: the utility model discloses an on-vehicle new line display has traditional functions such as speed of a motor vehicle detects, and the integration has anion generation module in on-vehicle new line display simultaneously, and anion generation module produces the anion to can air-purifying in the car. In order to effectively control the work of the negative ion generation module, a switch module is connected between the interface module and the power input end of the negative ion generation module, and the power supply can be controlled by a key switch of the switch module to supply power or stop supplying power to the negative ion generation module so as to control the working time of the negative ion generation module, and the key switch is arranged on the surface of the shell, so that the operation of a user is facilitated.

Drawings

Fig. 1 is a schematic circuit block diagram of an on-vehicle head-up display capable of generating negative ions according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a vehicle-mounted head-up display capable of generating negative ions according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a switch module and an anion generating module according to an embodiment of the present invention;

fig. 4 is an exploded view of the vehicle-mounted head-up display capable of generating negative ions shown in fig. 2 from another viewing angle.

Wherein the reference numerals are: the device comprises a control module 1, air holes 10, a shell 11, a cover plate 12, an interface module 2, a GPS test module 3, a nixie tube driving module 4, a nixie tube display module 5, a nixie tube display screen 51, a switch module 6, a key switch 61, an anion generation module 7, a carbon fiber brush head 71 and a loudspeaker 81.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment of the utility model provides a can produce on-vehicle new line display of anion, as shown in fig. 1-4, it includes casing 11, and casing 11 can be rectangular bodily form, is provided with circuit module in casing 11, and circuit module includes control module 1, interface module 2, GPS tachometer module 3, charactron drive module 4, charactron display module 5, switch module 6 and anion generation module 7. The control module 1 performs core data calculation and processing functions, and can be a single chip microcomputer chip. Interface module 2 and GPS speed measuring module 3 all are connected with control module 1 electricity, interface module 2 can include the OBD connecting wire, the OBD interface of reserving in with the car through the OBD connecting wire links to each other, the OBD interface provides the battery power, thereby the switch on, and export the required voltage of each module through voltage conversion circuit, to control module 1, GPS speed measuring module 3, charactron drive module 4, the module that needs the power supply among charactron display module 5 and the anion generation module 7 carries the electric energy, make whole on-vehicle new line display can work. The interface module 2 may also include a USB connection line, and is connected to a USB charging interface in the vehicle through the USB connection line, so as to be powered on.

The GPS velocity measurement module 3 calculates the moving velocity of the vehicle by GPS positioning, and the principle is similar to a velocity measurement mode of navigation software such as a Baidu map, which is a conventional module in the prior art, and the specific structure thereof will not be described again. The control module 1, the nixie tube driving module 4 and the nixie tube display module 5 are electrically connected in sequence, and the nixie tube driving module 4 drives the nixie tube display module 5 according to a control signal of the control module 1, so that the nixie tube display module 5 displays a corresponding numerical value.

The anion generating module 7 has a power input terminal to which a power signal is input if the anion generating module 7 is required to operate. The power input ends of the interface module 2, the switch module 6 and the anion generation module 7 are electrically connected in sequence, and the interface module 2 outputs power to the anion generation module 7 through the switch module 6 after being connected with the reserved interface in the vehicle. The switch module 6 includes a key switch 61 for controlling the switch module 6 to be turned on or off, and the key switch 61 may be disposed on a surface of the housing 11. When the switch module 6 is turned on, the power supply can be output to the anion generation module 7, so that the anion generation module 7 works, and when the switch module 6 is turned off, the power supply cannot be output to the anion generation module 7, and the anion generation module 7 does not work.

In one embodiment, as shown in fig. 3, the switch module 6 includes a transistor Q1, a first resistor R1, and a second resistor R2, the dc power VCC, the key switch 61, the first resistor, and the base of the transistor are electrically connected in sequence, the dc power VCC, the second resistor, and the collector of the transistor are electrically connected in sequence, the emitter of the transistor is grounded, and a switch circuit is formed by the transistor. The negative ion generation module 7 is a JP-D0521 negative ion generator, the JP-D0521 negative ion generator comprises a positive power input end, a negative power input end and a carbon fiber brush head 71, the positive power input end of the JP-D0521 negative ion generator is electrically connected with a triode collector, and the negative power input end of the JP-D0521 negative ion generator is grounded. The JP-D0521 negative ion generator is small and exquisite in structure, the positive power supply input end of the generator can work only by inputting a 5V direct current signal, and the carbon fiber brush head 71 ionizes air so as to generate negative ions. The dc power VCC may be supplied by the interface module 2, the power voltage of the general vehicle-mounted interface is 12V, and the interface module 2 may include a step-down circuit to step down the 12V dc power to a 5V dc power.

The operating principle of the switch module 6 is that when the key switch 61 is closed, the direct current power supply is connected to the base of the triode, the triode is conducted, the positive power supply input end of the JP-D0521 negative ion generator is short-circuited, and the JP-D0521 negative ion generator stops working. When the key switch 61 is turned on, the direct current power supply is not connected to the base electrode of the triode, the triode is cut off, the direct current power supply is connected to the positive power supply input end of the JP-D0521 negative ion generator, and the JP-D0521 negative ion generator can work.

In one embodiment, a cover plate 12 is provided on the back surface of the housing 11, the carbon fiber bristles 71 are fixed on the inner wall of the cover plate 12, and a plurality of ventilation holes 10 are provided on the cover plate 12. The negative ions generated by the carbon fiber brush head 71 can be output into the vehicle through the air holes 10, so that the air in the vehicle is purified.

In one embodiment, the cover 12 is detachably connected to the housing 11, for example, by using a snap or a screw, so that the cover 12 can be detached to facilitate the inspection of the internal circuit.

In one embodiment, the nixie tube display module 5 includes a plurality of nixie tube display screens 51, a plurality of nixie tube driving modules 4 are provided corresponding to the number of nixie tube display screens 51, different nixie tube driving modules 4 are used for driving different nixie tube display screens 51, and different nixie tube display screens 51 are used for displaying different parameters, for example, in fig. 2, the nixie tube display screen 51 with a large middle is used for displaying the vehicle speed, and the nixie tube display screens 51 with small peripheries can be used for displaying other information such as time.

In one embodiment, the nixie tube display 51 is disposed on the front surface of the housing 11, and the key switch 61 is also disposed on the front surface of the housing 11, and the key switch 61 may be a silicone key switch.

In an embodiment, the surface of the housing 11 is further provided with a speaker module electrically connected to the control module 1, the speaker module includes a speaker 81, a speed threshold is pre-stored in the control module 1, when the vehicle speed exceeds the speed threshold, the control module 1 can output a signal to the speaker module, and voice prompt is performed through the speaker 81.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims

1. The utility model provides a can produce on-vehicle new line display of anion which characterized in that: the device comprises a shell, wherein a control module, an interface module, a GPS speed measuring module, a nixie tube driving module, a nixie tube display module, a switch module and a negative ion generating module are arranged in the shell; the interface module and the GPS speed measuring module are electrically connected with the control module, and the control module, the nixie tube driving module and the nixie tube display module are electrically connected in sequence; the interface module, the switch module and the power input end of the negative ion generating module are electrically connected in sequence; the switch module comprises a key switch for controlling the switch module to be switched on or off, and the key switch is arranged on the surface of the shell.

2. The vehicle-mounted head-up display capable of generating negative ions according to claim 1, wherein: the switch module comprises a triode, a first resistor and a second resistor, the direct-current power supply, the key switch, the first resistor and the base electrode of the triode are sequentially and electrically connected, the direct-current power supply, the second resistor and the collector electrode of the triode are sequentially and electrically connected, and the emitter electrode of the triode is grounded; the negative ion generating module is a JP-D0521 negative ion generator, the JP-D0521 negative ion generator comprises a positive power input end, a negative power input end and a carbon fiber brush head, the positive power input end of the JP-D0521 negative ion generator is electrically connected with a triode collector, and the negative power input end of the JP-D0521 negative ion generator is grounded.

3. The vehicle-mounted head-up display capable of generating negative ions according to claim 2, wherein: the back of the shell is provided with a cover plate, the carbon fiber brush head is fixed on the inner side of the cover plate, and the cover plate is provided with a plurality of air holes.

4. The vehicle-mounted head-up display capable of generating negative ions according to claim 3, wherein: the cover plate is detachably connected with the shell.

5. The vehicle-mounted head-up display capable of generating negative ions according to claim 1, wherein: the nixie tube display module is arranged on the front face of the shell, and the key switch is also arranged on the front face of the shell.

6. The vehicle-mounted head-up display capable of generating negative ions according to any one of claims 1 to 5, wherein: the surface of the shell is also provided with a horn module electrically connected with the control module.

7. The vehicle-mounted head-up display capable of generating negative ions according to any one of claims 1 to 5, wherein: the nixie tube display module comprises a plurality of nixie tube display screens, and the nixie tube driving module corresponds to the nixie tube display screens and is provided with a plurality of nixie tube display screens.