CN2852228Y

CN2852228Y - Electronic rear-view mirror

Info

Publication number: CN2852228Y
Application number: CN 200520113165
Authority: CN
Inventors: 萧家新; 刘运富
Original assignee: JIANSHENG FACTORY CO Ltd
Current assignee: JIANSHENG FACTORY CO Ltd; Ken Sean Factory Co Ltd
Priority date: 2005-08-25
Filing date: 2005-08-25
Publication date: 2006-12-27
Anticipated expiration: 2015-08-25

Abstract

An electronic rear-view mirror comprises a body case, an arm connected to the body case, a rear-view mirror group installed on the body case, an electronic fee charging device and a power supply unit. The power supply unit makes vehicle use power supply be processed by filtering rectification and stabilivolt modulation and provides stable power to link to the electronic fee charging device. Thereby, the electronic fee charging device can be firmly installed on the rear-view mirror to achieve purpose of strong signal acceptance and convenience of installation is also provided.

Description

The electronic type rearview mirror

Technical field

The utility model relates to a kind of electronic type rearview mirror, particularly relate to a kind ofly possessing the rearview mirror that the electronic charging device is arranged, and be to use power supply on vehicle after filter rectification and voltage stabilizing modulation process stable power supply to the electronic type rearview mirror of electronic charging device.

Background technology

As shown in Figure 1, room mirror in the past includes a housing 1, a rearview mirror group 2, an and support arm 3 that is linked on this housing 1, this support arm 3 is to be installed on the interior roof of automobile, and when using, be to be used for the transport condition that the driver assistance people watches the rear, to safeguard the safety in the driving, certainly, this is exactly in order to allow the driver conveniently watch, so also quite conform with the integration of other vehicle-mounted outfits for the design attitude of room mirror.

In recent years, increasing electronic equipment is led to be used on the automobile, charging device during wherein again with driving is in the majority, as the highway electric charging device, parking lot toll charging device, yet, all electronic charging devices all need inductor, structures such as stored value card are removed the transmitting station signal in the reception environment, for example, driving charging device on the highway, when the driver drives a vehicle when defaulting in infrared ray sensing station on the highway, can carry out withholing of electronic charging device, therefore, in the composition member of electronic charging device, must need to see through one can provide the device of electric power supply can carry out fee collection.

Yet, with regard to existing electronic charging device, all be to be integrated into one can provide the mobile unit of electric power supply to use, and because be the completely new product that will additionally install additional, and nonprimitive automobile-used outfit, so the electronic charging device all needs to fix with a fixture, just can be positioned over the instrument panel place in the car, so having many problems existence aspect power supply supply and the placement location.

Problem at existing electronic charging device power supply unit branch generation, because vehicular electronic charging device in the past will be communicated with the power supply on vehicle inconvenience on original design, so all be to arrange in pairs or groups battery, but dry cell have quite a lot of shortcoming on practice as the power supply supply, for example:

1. the terminal that connects this dry cell is easy to be subjected to moisture in the car, Temperature Influence and produces oxidation, even has the situation of getting rusty to take place, and then has influence on whole power supply effect.

2. select for use the quality possibility of this dry cell very different, if the inferior quality that uses, then when car tanned by the sun, vehicle interior temperature had the danger of explosion easily than the higher position.

3. when vehicle ', this electronic charging device must maintain armed state always, but any dry cell all can have age limit, so want the state of running audit electric weight, change as long as will continue when finding not have electricity, obvious bad utilization, and if check state of charge easily, also must design a circuit of measuring electric weight and just can reach.

When car when tanning by the sun, if vehicle interior temperature is higher, the electrolytic solution of this dry cell just leaks out easily, tends to influence the circuit running of this electronic charging device when seepage takes place, so be easy to vicious running generation.

In addition at the electronic charging device in the problem aspect the configuration, because be another brand-new automobile-used outfit, also can't directly effectively fixed on the vehicle in the past, and general modal way is to be placed on the top place of instrument panel and near windshield with fixator, but place, instrument panel top forms extremely high temperature easily because of tanning by the sun of vehicle, allow the electronic charging device be subjected to temperatures involved easily and infringement is arranged, moreover, because the electronic charging device is the equipment that is used to accept to send signal, and it is arranged at the transmitting-receiving position that the instrument panel place is not the best, because setting may be far away excessively with driver's distance on instrument panel, and cause the driver to be not easy to check transaction content easily.

Comprehensive as can be known above-mentioned, electronic charging device in vehicle-mounted mode is equipped with at present, because there is not a specific fixed position, need the consumer to install voluntarily, yet at present the car money is the preferable installation site of this electronic charging device of not arranging in pairs or groups really, moreover, it is regular that electronic charging is installed in the use, and power issue usually appears in some making in the purposes, can seem quite inconvenient, for this reason, in the outfit in car, for example in room mirror, integrate a preferable Installation Modes and stable power is provided, continue to reach best use pattern, and the power supply that conforms with the automotive safety rule uses, and is the target that present automobile related industry is made great efforts.

The utility model content

Therefore; the purpose of this utility model; be to be to provide a kind of rearview mirror that the electronic charging device is installed, particularly use the electric power of power supply on vehicle can supply the electronic type rearview mirror that stable power uses to the electronic charging device through filter rectification, voltage stabilizing modulation and overload protection again.

So, electronic type rearview mirror of the present utility model, including a housing, is linked to support arm, on this housing and is arranged at rearview mirror group, an electronic charging device on this housing, and a power-supply unit, this power-supply unit is to provide stable electric power to be connected to the electronic charging device through filter rectification, voltage stabilizing modulation process power supply on vehicle.

The effect of the utility model auto electronic charging device is, receive the strong advantage of signal except that reaching through directly installing the electronic charging device on the rearview mirror, the power supply that provides that can also be stable uses to the electronic charging device, do not need worried electronic charging device in the problem of installing and reach the user, and reduction electronic charging device can't sensing signal equally likely possibility because of the dead angle.

Description of drawings

Below in conjunction with drawings and Examples the utility model electronic type rearview mirror is elaborated, in the accompanying drawing:

Fig. 1 is a stereographic map, illustrates that the structure of rearview mirror constituted in the past;

Fig. 2 is a calcspar, and a preferred embodiment of the utility model electronic type rearview mirror is described;

Fig. 3 is a circuit diagram, and the circuit of a power-supply unit is described in above-mentioned this preferred embodiment;

Fig. 4 is a three-dimensional exploded view, and the structural assembly of above-mentioned this preferred embodiment is described;

Another schematic perspective view of Fig. 5 illustrates in above-mentioned this preferred embodiment the mounting structure of a signal transmitting and receiving unit.

Embodiment

Shown in Fig. 2,3,4, one preferred embodiment of the utility model electronic type rearview mirror, this electronic type rearview mirror includes a housing 4, and is linked to rearview mirror group 6, the electronic charging device 7 that support arm 5, on this housing 4 is arranged at this housing 4, and a power-supply unit 8 that is electrically connected on this electronic charging device 7 and power supply on vehicle.

This power-supply unit 8 has voltage stabilizing modulation module 82, the overload protection module 83 of connecting with the output port of this voltage stabilizing modulation module 82 that a filter rectification module 81, that is electrically connected on power supply on vehicle is electrically connected this filter rectification module 81.

This filter module 81 is to form by diode D1 and surging absorber element D4; when power supply on vehicle has the negative voltage of moment and when producing that noise or power supply are contrary to be connect; diode D1 can bring into play rectification function and stop negative voltage and isolate noise; to protect follow-up circuit to be without prejudice; and when excessive surging of momentary fluctuation and ripple are arranged in the power supply on vehicle; surging absorber element D4 then can filtering surging and ripple signal; make and be unlikely excessive fluctuating in the power supply signal; so can be to the electromagnetic interference (EMI) that alternator for vehicle caused; electrostatic impact produces the protection effect, to keep voltage; the degree of stability of electric current.

This voltage stabilizing modulation module 82 is to be tuned as example with 9 volts of voltage stabilizings in this preferred embodiment; because the electric power that power supply on vehicle is exported has 3～5 volts change usually; so work as power supply on vehicle in regular turn via this filter rectification module 81; voltage stabilizing modulation module 82; behind the overload protection module 83; just can provide stable electric power to be connected to the electronic component of this electronic charging device 7; this 82 of voltage stabilizing modulation module is to be auto electronic charging device 7 needed voltages with general automobile-used voltage transitions; in addition; this overload protection module 83 is structures of a kind of fuse; can protect binding electronic charging device 7 thereon through connecting with this voltage stabilizing modulation module 82; because the too high damage that causes of electric current takes place, the chances are for the setting of Generally Recognized as safe value about 700mA so as to preventing.

This electronic charging device 7 has a charge transaction unit 71, a signal transmitting and receiving unit 72, an and power management modules 73, this power management modules 73 is to be electrically connected on this power-supply unit 8, and this charge transaction unit 71 is to be electrically connected on this power management modules 73 respectively with signal transmitting and receiving unit 72.

This charge transaction unit 71 comprises that central authorities that are electrically connected this signal transmitting and receiving unit 72 handle module 711, and are electrically connected the prompting module 712 that these central authorities handle module 711, and one is electrically connected the input module 713 that these central authorities handle module 711.

It is one to have the electronic circuit of microprocessor that this central authorities handle module 711, and can see through the electricity needs that this power management modules 73 is come other module of management and control, handle the electric power management and control of module 711 and power management modules 73 by these central authorities, can reach the peripheral power supply of in good time startup/close, reach use effect than power saving, these central authorities handle module 711 and have the processing transaction count, time and place or the processing function of multiple built-in information is provided are for example at the authentication mechanism of the basic information of car nationality, the authentication of user's basic document, the processing of toll, receive the parking fee collective system mechanism of withholing of handling, towards star navigation driving map treatment, the driving record of withholing, built-in Vehicular mobile entertainment systems, person-to-person communication service processing or Mobile Communications or the like information is handled.

This prompting module 712 has an electrical ties and shows with driving group 7122, a sounding component 7123 in the display element 7121, that these central authorities handle module 711, and a sounding is with driving group 7124, in this preferred embodiment, this 7121 is to represent with LCD, this sounding component 7123 is that hummer is represented, and this display element 7121 is except can be general LCD, and also LED displays, organic electro-luminescent display, membrane transistor display etc. are wherein any.

This input module 713 is that electrical ties is in this power management modules 73, has the card reader structure 7131 that is formed on this housing 4, but an access data also can be inserted in the electronic card 7132 on this card reader structure 7131, an and demoder 7133, this card 7132 is can see through this card reader structure 7131 to be linked to this central authorities' processing module 711 with demoder 7133, and this electronic card 7132 is to have following several data bank functions, as the basic information data bank of car nationality, user's basic document storehouse, toll Stored Value data bank, parking fee collective system Stored Value data bank, the driving record material storehouse of withholing, Vehicular mobile entertainment systems data bank, person-to-person communication service profile storehouse, reach Mobile Communications data bank or the like function, when this electronic card 7132 sees through this card reader structure 7131 and is linked to these central authorities with demoder 7133 and handles module 711, then should central authorities handle module 711 and just can receive the relevent information alignment processing by this signal transmitting and receiving unit 72, and in processing procedure to should electronic card 7132 records and renewal related data.

Cooperate as shown in Figure 5, this signal transmitting and receiving unit 72 includes a signal and receives module, an and signal emitting mould train, in this preferred embodiment, it is to adopt ultrared transmission technology that this signal receives module, have one and be electrically connected the infrared inductor 721 that these central authorities handle module 711, an and demoder 722, this signal emitting mould train has one and is electrically connected the infrared transmitter 723 that these central authorities handle module 711, an and infrared ray driver 724, when the infrared inductor 721 that receives module when signal receives the signal that the external world gives, can the signal data be passed to this central authorities' processing module 711 through this demoder 722 and carry out alignment processing, and should central authorities handle the action that module 711 just can be carried out corresponding to these electronic card 7132 identical functions, for example driving is withholdd, record or the like stops, the result that this moment, no matter whether this electronic card 7132 was handled finishes, failure or other transaction such as do not finish at item, these central authorities handle module 711 can be at execution result via this infrared inductor 721, infrared transmitter 723 is replied relevent information to original signal source, in addition in simultaneously with the result with preset display mode directly in this display element 7121, and in this sounding component 7123 prompting and go out, the vehicle that travels in highway for example, when through sensing station, can carry out the transaction of withholing, can pass through the data of checking vehicle and carry out Stored Value simultaneously and withhold this moment, and the message behind these execution results can perhaps be sent the voice prompt of withholing and finishing with this sounding component 7123 with diagram or being presented in this display element 7121 of literal.

Certainly, above-mentioned is the mechanism of withholing when seeing through sensing station and carrying out receiving and transmitting signal, and the function that in fact can design because of this electronic card 7132 is quite a lot of, be not all to need to carry out through the mechanism of withholing, with as the driving communication, if near the transmitting station of traffic communication is arranged, and this electronic card 7132 and central authorities' processing module 711 also all have relevant reception and treatment mechanism, can see through this moment these central authorities handle module 711 with the traffic real-time signal received with diagram or literal is shown on this display element 7121, so as to the prompting driver, stop up because of traffic accident as five kilometers in the place ahead.In addition, still can cooperate many Mobile Communications or action amusement function to cooperate, this kind function as above-mentioned be to cooperate this electronic card 7132, central authorities to handle module 711 and send the base station of signal and decide, under the state that cooperatively interacts, can see through this display element 7121 and sounding component 7123 and be prompted to the driver, and receive when reaching driving extraneous with employment mechanism that means of communication was sent.

In addition, in the function because of this electronic charging device 7, most important is exactly to keep normal on the receiving and transmitting signal, for this reason through after the test, if this signal transmitting and receiving unit 72 is mounted in housing 4 inside of rearview mirror, the receipts of its integral body then, the signalling scope is if face up for ground according to rearview mirror, reach a left side down, the right scope that centers on and the angle that respectively expands 15 degree is the best, again if as shown in Figure 3, this signal transmitting and receiving unit 72 is to be installed on the quality that also can significantly improve receiving and transmitting signal on the support arm 5 of rearview mirror, certainly except can be used as the installation approach on this support arm 5, on these support arm 5 footstocks (figure does not show), equally can be used as the infield, equally all can reach the effect that promotes the transmitting-receiving signal.

So, can find by above-mentioned explanation, the effect of rearview mirror of the present utility model is that this power-supply unit 8 is to be about to noise filtering in the power supply on vehicle earlier, and via the adjustment of this voltage stabilizing modulation module 82 so that this charge transaction unit 71 and 72 runnings of signal transmitting and receiving unit to be provided, whereby, these electronic charging device 7 stable being installed on the rearview mirror are used, and, seeing through on the rearview mirror directly this electronic charging device 7 of installing can reach and receive outside the good advantage of signal, the power supply that provides that can also be stable uses to this electronic charging device 7, do not need worried this electronic charging device 7 in the problem of installing and reach the user, and prevent that this electronic charging device 7 is because the dead angle problem can't the sensing equally likely possibility.

Claims

1. electronic type rearview mirror, it is characterized in that: this electronic type rearview mirror includes a housing, and is linked to rearview mirror group, the electronic charging device that support arm, on the housing is arranged at this housing, and a power-supply unit, this power-supply unit is to provide stable electric power to be connected to the electronic charging device power supply on vehicle voltage stabilizing modulation process.

2. electronic type rearview mirror as claimed in claim 1 is characterized in that: this power-supply unit comprises that one is electrically connected on the filter rectification module of power supply on vehicle, and the voltage stabilizing modulation module of this filter module of electrical connection.

3. electronic type rearview mirror as claimed in claim 2 is characterized in that: this power-supply unit also comprises an overload protection module of connecting with the output port of this voltage stabilizing modulation module.

4. electronic type rearview mirror as claimed in claim 1 is characterized in that: this electronic charging device comprises a charge transaction unit, reaches a signal transmitting and receiving unit, and a power management modules.

5. electronic type rearview mirror as claimed in claim 4, it is characterized in that: this charge transaction unit comprises that central authorities that are electrically connected this signal transmitting and receiving unit handle module, and are electrically connected the prompting module that these central authorities handle module, reach the input module of an electrical ties in this central authorities' processing module, it is that electrical ties is in this power management modules that these central authorities handle module.

6. electronic type rearview mirror as claimed in claim 5 is characterized in that: the input module of this charge transaction unit has the card reader structure that is formed on this housing, but the access data of reaching also can be inserted in the structural electronic card of this card reader.

7. electronic type rearview mirror as claimed in claim 5 is characterized in that: this signal transmitting and receiving unit pack contains a signal projector, and a signal receiver, and this signal projector and this signal receiver are to be electrically connected on these central authorities respectively to handle module.

8. electronic type rearview mirror as claimed in claim 6, it is characterized in that: this signal transmitting and receiving unit is electrically connected on these central authorities and handles module, and should central authorities handle that module sees through this signal transmitting and receiving unit and the withholing of alignment processing electronic card, Stored Value, and utilize prompting module output relevent information message.

9. electronic type rearview mirror as claimed in claim 4 is characterized in that: this signal transmitting and receiving unit is arranged on the support arm of this rearview mirror.

10. electronic type rearview mirror as claimed in claim 4 is characterized in that; This signal transmitting and receiving unit is arranged in the housing of this rearview mirror.

11. electronic type rearview mirror as claimed in claim 5 is characterized in that: this prompting module has a display element, that is electrically connected on this central authorities' processing module and this power-supply unit and shows with driving group, a sounding component, and a sounding is organized with driving.

12. electronic type rearview mirror as claimed in claim 11 is characterized in that: this display element is the wherein any of LED displays, LCD, organic electro-luminescent display, membrane transistor display.