阅读说明：本技术 一种汽车倒车时控制外后视镜镜片自动下翻装置 (Outside rear-view mirror eyeglass is controlled when a kind of reversing automobile descends turning-up devices automatically ) 是由 周长春 于 2019-09-25 设计创作，主要内容包括：本发明涉及汽车辅助装置技术领域,具体涉及一种汽车倒车时控制外后视镜镜片自动下翻装置,它包括控制器主机,该控制器主机包括信号读模块、控制模块、驱动模块、继电器组、专用连接线组；它实现了汽车驾驶过程中,倒车时自动将左右两侧倒车镜下翻(倾斜)至最佳角度,以便驾驶员观察到后方路面(以看到后轮为最佳)的路况和障碍物。正常行驶时又可以自动将左右两侧倒车镜上翻(倾斜)至后方视线水平角度；减少驾驶员繁琐的调整工作,节约的时间。有后视镜片不变的情况下,等效于扩大了视野,提高了驾车的安全性。(The present invention relates to automotive accessory technical fields, outside rear-view mirror eyeglass is controlled when more particularly to a kind of reversing automobile descends turning-up devices automatically, it includes controller host, which includes signal read through model, control module, drive module, relay group, Special-purpose connecting line group；During it realizes car steering, when reversing, will turn over (inclination) to best angle, so that driver observes the road conditions and barrier on rear road surface (see that rear-wheel is best) automatically under the side mirror of the left and right sides.Left and right sides side mirror can be turned over into (inclination) to rear sight level angle automatically again when normally travel；Reduce the cumbersome adjustment work of driver, the time of saving.Have backsight eyeglass it is constant in the case where, be equivalent to and expand the visual field, improve the safety driven.)

1. control outside rear-view mirror eyeglass when a kind of reversing automobile descends turning-up devices automatically, it is characterised in that: it includes controller host, The controller host includes signal read through model, control module, drive module, relay group, Special-purpose connecting line group；The control mould Block is connected by conducting wire with drive module；Signal read through model one end by conducting wire respectively with former vehicle OBD auto-check system Interface is connected with the reverse gear switch of former vehicle back-up lamp；The signal read through model other end passes through data conductor and control module phase Even；The drive module is connected by conducting wire with relay group；The relay group pass through respectively Special-purpose connecting line group respectively with The left outside rearview mirror of former vehicle, the right outside rear-view mirror of former vehicle and former vehicle rearview mirror adjusting switch assembly are connected.

2. control outside rear-view mirror eyeglass when a kind of reversing automobile according to claim 1 descends turning-up devices automatically, feature exists In: the relay group is made of five group relays, five group relay be respectively relay J1, relay J2, relay Ja, Relay Jb, relay Jc；

One end in the left side of the relay J1, relay J2, relay Ja, relay Jb, relay Jc respectively with conducting wire One is in parallel, relay J1, relay J2, relay Ja, relay Jb, relay Jc another end in left side respectively with driving Module is connected；

The relay J1, relay J2 one end of right side it is in parallel after be connected with+12V power supply；Institute relay J1, relay J2 Other end earth；

The relay Ja, relay Jb, one end of the right side relay Jc are connected with former vehicle rearview mirror adjusting switch assembly respectively； The relay Ja, relay Jb, another end in the right side relay Jc respectively connect with its left side by one end；The original vehicle rearview mirror Regulating switch assembly by conducting wire respectively with the motor one in the left outside rearview mirror of former vehicle, the motor two-phase in the former right outside rear-view mirror of vehicle Even.

[technical field]

The present invention relates to automotive accessory technical fields, and in particular to outside rear-view mirror eyeglass is controlled when a kind of reversing automobile Automatically lower turning-up devices.

[background technique]

Driver is in reversing, it is necessary to by the rearview mirror at left and right sides of vehicle body, to observe the obstacle situation of rear of vehicle, To ensure safety.The visual field big as far as possible is seen in side mirror in order to facilitate driver, it is (also referred to as wide that side mirror uses convex mirror Angle mirror).

The theoretically bigger curved mirror of curvature, the visual field observed are wider.But meanwhile the mirror surface that curvature is bigger, image become Shape, distortion are also bigger.Auto vendor is when eyeglass is moved backward in selection, it is necessary to two aspects of size and the anamorphose distortion factor in the visual field An equalization point is taken, therefore the curvature for eyeglass of moving backward will not be especially big.

In actual use, there are the following problems:

One is the rear of vehicle situation that driver observes in side mirror, there are biggish blind areas.

The second is the angle of rearview mirror can be adjusted to driver and observe rear as shown in Figure 1, automobile is when moving forward The horizontal direction of sight facilitates observation back car, to overtake other vehicles, doubling reference is provided.And in reversing, as shown in Fig. 2, then needing It will be turned under door mirror angle, be adjusted to that rear road surface (see that rear-wheel is best) can be observed, to observe rear road surface Road conditions and barrier.

In view of the above two o'clock there are the problem of, driver driving when, in order to preferably observe rear situation, advance When need rearview mirror adjusting switch by former vehicle, side mirror is turned up to driver to the horizontal direction for observing rear sight.And The rearview mirror adjusting switch by former vehicle is needed when reversing again, eyeglass is turned down to (under turn over) to can see rear tyre.This switching Process is comparatively laborious, and left and right rear mirror needs adjust separately, and driver is allowed to feel that pole is inconvenient.

[summary of the invention]

In view of the defects and deficiencies of the prior art, the present invention intends to provide control outer backsights when a kind of reversing automobile Mirror eyeglass descends turning-up devices automatically.

Outside rear-view mirror eyeglass is controlled when a kind of reversing automobile of the present invention and descends turning-up devices automatically, it includes controller master Machine, the controller host include signal read through model, control module, drive module, relay group, Special-purpose connecting line group；

The control module is connected by conducting wire with drive module；Signal read through model one end by conducting wire respectively with original Vehicle OBD auto-check system interface is connected with the reverse gear switch of former vehicle back-up lamp；The signal read through model other end passes through data Conducting wire is connected with control module；The drive module is connected by conducting wire with relay group；The relay group passes through specially respectively It is connected respectively with the left outside rearview mirror of former vehicle, the right outside rear-view mirror of former vehicle and former vehicle rearview mirror adjusting switch assembly with connecting line group.

Further, the relay group is made of five group relays, which is respectively relay J1, relay Device J2, relay Ja, relay Jb, relay Jc；

One end in the left side of the relay J1, relay J2, relay Ja, relay Jb, relay Jc respectively with Conducting wire one is in parallel, relay J1, relay J2, relay Ja, relay Jb, relay Jc another end in left side respectively with Drive module is connected；

The relay J1, relay J2 one end of right side it is in parallel after be connected with+12V power supply；Institute relay J1, relay Device J2 other end earth；

The relay Ja, relay Jb, on the right side of relay Jc an end respectively with former vehicle rearview mirror adjusting switch assembly It is connected；The relay Ja, relay Jb, another end in the right side relay Jc respectively connect with its left side by one end；The original vehicle Rearview mirror adjusting switch assembly by conducting wire respectively with the motor one in the left outside rearview mirror of former vehicle, the electricity in the former right outside rear-view mirror of vehicle Machine two is connected.

The invention has the following beneficial effects: being turned under control outside rear-view mirror eyeglass is automatic when a kind of reversing automobile of the present invention It sets, during it realizes car steering, when reversing, will turn over (inclination) to best angle automatically under the side mirror of the left and right sides, so as to Driver observes the road conditions and barrier on rear road surface (see that rear-wheel is best).It again can automatically will be left when normally travel Right two sides side mirror turns over (inclination) to rear sight level angle；Reduce the cumbersome adjustment work of driver, the time of saving. Have backsight eyeglass it is constant in the case where, be equivalent to and expand the visual field, improve the safety driven.

[Detailed description of the invention]

Described herein the drawings are intended to provide a further understanding of the invention, constitutes part of this application, but It does not constitute improper limitations of the present invention, in the accompanying drawings:

Fig. 1 is the structural schematic diagram of mirror field of view range when the automobile in background technique of the invention advances；

The structural schematic diagram of mirror field of view range when Fig. 2 is the car reversed in background technique of the invention；

Fig. 3 is circuit diagram of the invention；

Fig. 4 is the installation connection figure in the present invention；

Fig. 5 is the control flow topological diagram in the present invention；

Fig. 6 is the working principle block diagram in the present invention.

Description of symbols:

Former vehicle rearview mirror adjusting switch assembly -1, the left outside rearview mirror -2 of former vehicle, the right outside rear-view mirror -3 of former vehicle, controller master Machine -4, signal read through model -41, control module -42, drive module -43, relay group -44, Special-purpose connecting line group -45, former vehicle OBD auto-check system interface -5, former vehicle back-up lamp -6.

[specific embodiment]

Come that the present invention will be described in detail below in conjunction with attached drawing and specific embodiment, illustrative examples therein and says It is bright to be only used to explain the present invention but not as a limitation of the invention.

As shown in Figure 3-4, under control outside rear-view mirror eyeglass is automatic when a kind of reversing automobile described in present embodiment Turning-up devices, it includes controller host 4, the controller host 4 include signal read through model 41, control module 42, drive module 43, Relay group 44, Special-purpose connecting line group 45；

The control module 42 is connected by conducting wire with drive module 43；Described 41 one end of signal read through model passes through conducting wire point It is not connected with the reverse gear switch of former vehicle OBD auto-check system interface 5 and former vehicle back-up lamp 6；The signal read through model 41 is another End is connected by data conductor with control module 42；The drive module 43 is connected by conducting wire with relay group 44；It is described after 44 groups of electric appliance pass through Special-purpose connecting line group 45 respectively and after the left outside rearview mirror 2 of former vehicle, the right outside rear-view mirror 3 of former vehicle and former vehicle respectively Visor regulating switch assembly 1 is connected.

Further, the relay group 44 is made of five group relays, five group relay be respectively relay J1, after Electric appliance J2, relay Ja, relay Jb, relay Jc；

One end in the left side of the relay J1, relay J2, relay Ja, relay Jb, relay Jc respectively with Conducting wire one is in parallel, relay J1, relay J2, relay Ja, relay Jb, relay Jc another end in left side respectively with drive Dynamic model block 43 is connected；The relay J1, relay J2 one end of right side it is in parallel after be connected with+12V power supply；The relay J1, relay J2 other end earth；

The relay Ja, relay Jb, on the right side of relay Jc an end respectively with former vehicle rearview mirror adjusting switch assembly 1 It is connected；The relay Ja, relay Jb, another end in the right side relay Jc respectively connect with its left side by one end；The original vehicle Rearview mirror adjusting switch assembly 1 by conducting wire respectively in the left outside rearview mirror 2 of former vehicle motor one, in the former right outside rear-view mirror 3 of vehicle Motor two be connected.

Working principle of the present invention is as follows:

The design includes controller host；Controller host controller host 4 includes signal read through model 41, control module 42, drive module 43, relay group 44 and Special-purpose connecting line group 45；

The relay group 44 is made of five group relays, five group relay be respectively relay J1, relay J2, after Electric appliance Ja, relay Jb, relay Jc；A left side of the relay J1, relay J2, relay Ja, relay Jb, relay Jc One end of side is in parallel with conducting wire one respectively, the left side of relay J1, relay J2, relay Ja, relay Jb, relay Jc Another end is connected with drive module 43 respectively；The relay J1, relay J2 one end of right side it is in parallel after with+12V electricity Source is connected；The relay J1, relay J2 other end earth；The relay Ja, relay Jb, the right side relay Jc One end is connected with former vehicle rearview mirror adjusting switch assembly 1 respectively；The relay Ja, relay Jb, the right side relay Jc are another One end is connected with its left side respectively for one end；The original vehicle rearview mirror adjusting switch assembly 1 is left outside with former vehicle respectively by conducting wire The motor two in motor one, the right outside rear-view mirror 3 of former vehicle in rearview mirror 2 is connected；The above-mentioned conducting wire being related to forms Special-purpose connecting line Group 45.

Rearview mirror during installation, is adjusted switch assembly and pulled from main door (or instrument desk) of driving, by special by the design Connect with harness and rearview mirror adjustment switch assembly, switch assembly and control host are reinstalled together then and lead door of driving (or instrument Table platform) in.Signal-obtaining interface is directly inserted on former vehicle OBD interface, or is connected on the back-up lamp of former vehicle.It controls in host Include read module, control module and drive module.Read module both can be On-Board Diagnostics from OBD, OBD Abbreviation, automatic vehicle diagnostic system interface reads and parses automobile shift signal, can also read reversing automobile modulating signal, And send astern signal to control module.

In the design, as shown in figure 3, control host 4 includes read module 41, control module 42 and drive module 43.Its In: read module 41 can analyze and interpret the vehicle running state signal in vehicle on signal port, detect that vehicle is Into state of rolling backward, state is still exited.

In the present embodiment, read module 41 is with main control chip STM8S003K3 and CAN-BUS data transmit-receive piece TJA1020's Combination.Other implement fall in, can also using following any model STM8S003K3, STM32F103C8T6, The main control chip of STM32FO72C8T6, STM32FO42F6P6, GD32F103C816 and any CAN-BUS data transmit-receive chip TJA1020T、TJA1021、TJA1029、TJA1040、TJA1042、TJA1050、TJIA1054、TJA1055、 The combination of NCV7342D10R2G can also use the read module 41 of other models, as long as can analyze as read module 41 And interpret the reading Bi piece of the vehicle backing status signal in vehicle on signal port.

In this reality example, signal port is the OBD auto-check system interface or former vehicle back-up lamp of vehicle interior in vehicle, It is to enter state of rolling backward that read module 41, which can read vehicle from OBD auto-check system interface or former vehicle back-up lamp, still Exit state of rolling backward.In other embodiments, signal port is also possible to the LIN (Local of vehicle interior in vehicle Interconnect Network) bus network.The invention patent can be improved suitable for various ports and be applicable in vehicle model Range.In the present embodiment, drive module 43 uses ULN2003A relay driving IC.In other embodiments, relay driving Circuit 43 can also use the relay driving IC of UDN2981A, ULN2803 model, drive as long as can realize to relay group 44 Dynamic relay driving IC.

As shown in Fig. 5-Fig. 6, the workflow of the present apparatus is as follows:

Step 101: vehicle, which is linked into, to reverse gear, or hangs up and reverse gear；

Step 102: read module recognizes the signal on former vehicle OBD interface (or back-up lamp), analyzes and interprets vehicle It is still to exit state of rolling backward in state of rolling backward.It is then delivered to control module；

Step 103: after control module obtains state of rolling backward signal, instruction is turned under sending to driving circuit.When control mould Block obtains after exiting state of rolling backward signal, and sending turns over instruction to drive module；

Step 104: drive module drives relay group, by the connection of industrial siding group, drives in the outer back up rearview mirror of vehicle The up/down angle tilt motor in portion forward or reverse, by the rotating mechanism in former vehicle rearview mirror, drives under vehicle backing backsight eyeglass It turns over or turns over, realize and automatically control.

Practical operation of the present invention and working principle are as follows:

One, after gear is linked into reverse gear by driver, read module is recognized on former vehicle OBD interface (or back-up lamp) Signal, analyzes and interprets vehicle and be in state of rolling backward, and sends astern signal to control module.Control module receives down Vehicle signal, then issue and turn over instruction under vehicle backing backsight eyeglass to drive module is controlled, drive module drives relay, then passes through dedicated Harness is connected in the back up rearview mirror of former vehicle and is overturn above and below motor (motor), and driving motor (motor) rotates backward, and passes through original Rotating mechanism in vehicle rearview mirror turns over (inclination) under driving backsight eyeglass automatic, observes at rear-wheel when driver being facilitated to move backward Road surface road conditions and barrier.

Two, after gear is hung up reverse gear shift by driver, read module is recognized on former vehicle OBD interface (or back-up lamp) Signal is analyzed and interprets vehicle and exit state of rolling backward signal, and will move out astern signal and send control module to.Control module Receive and exit astern signal, then issue back up rearview mirror piece turn over instruction to control drive module, drive module drive relay Device, then by dedicated harness, connect in the back up rearview mirror of former vehicle and overturn above and below motor (motor), driving motor (motor) is just Backsight eyeglass is driven to turn over (inclination) automatically, before facilitating driver to drive by the rotating mechanism in former vehicle rearview mirror to rotation Into when observation vehicle after horizontal line of sight road conditions.

Outside rear-view mirror eyeglass is controlled when a kind of reversing automobile of the present invention and descends turning-up devices automatically, it realizes automobile and drives During sailing, when reversing, will turn over (inclination) to best angle, so that driver observes rear automatically under the side mirror of the left and right sides The road conditions and barrier on road surface (see that rear-wheel is best).Left and right sides side mirror can be turned over automatically again when normally travel (inclination) is to rear sight level angle；Reduce the cumbersome adjustment work of driver, the time of saving.There is backsight eyeglass constant In the case of, it is equivalent to and expands the visual field, improve the safety driven.

The above description is only a preferred embodiment of the present invention, thus it is all according to the configuration described in the scope of the patent application of the present invention, The equivalent change or modification that feature and principle are done, is included in the scope of the patent application of the present invention.