CN110641370A - Automatic change passenger car non-blind area rear-view mirror - Google Patents
Automatic change passenger car non-blind area rear-view mirror Download PDFInfo
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- CN110641370A CN110641370A CN201910938843.9A CN201910938843A CN110641370A CN 110641370 A CN110641370 A CN 110641370A CN 201910938843 A CN201910938843 A CN 201910938843A CN 110641370 A CN110641370 A CN 110641370A
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- rearview mirror
- worm
- passenger car
- blind area
- mirror
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/08—Rear-view mirror arrangements involving special optical features, e.g. avoiding blind spots, e.g. convex mirrors; Side-by-side associations of rear-view and other mirrors
- B60R1/081—Rear-view mirror arrangements involving special optical features, e.g. avoiding blind spots, e.g. convex mirrors; Side-by-side associations of rear-view and other mirrors avoiding blind spots, e.g. by using a side-by-side association of mirrors
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The invention discloses a blind area-free rearview mirror of an automatic passenger vehicle. Belongs to the technical field of rearview mirrors of passenger vehicles. It solves the problem that there is the blind area in current passenger car rear-view mirror. It is mainly characterized in that: comprises a main rearview mirror, a rearview mirror connector, an additional rotary rearview mirror, a miniature special motor, a worm and an additional rotary rearview mirror worm gear rotating shaft; the miniature special motor and the worm are fixed on the main rearview mirror and connected with one end of the worm gear rotating shaft of the additional rotary rearview mirror, and the other end of the worm gear rotating shaft of the additional rotary rearview mirror is fixedly connected with the additional rotary rearview mirror. The invention has the characteristics of simple structure, wide rear view range and good effect, and is mainly used for the non-blind-area rear view mirror of an automatic passenger vehicle.
Description
Technical Field
The invention belongs to the technical field of rearview mirrors of passenger vehicles, and mainly adopts a singlechip PIC16F series control system to control a miniature special motor RS-280 type motor to drive a worm to do work on a worm gear rotating shaft to rotate so as to finish the blind area rearview panoramic view of the passenger vehicle, and the rearview mirror has the view function of omnibearing rearview without blind areas. The automatic rearview mirror without the blind area is an innovative automatic rearview mirror for the passenger car based on the traditional rearview mirror for the passenger car.
Background
Passenger cars in the current market basically belong to traditional fixed fine-tuning rearview mirrors. The traditional rearview mirror has certain defects in the technology, and in the driving process of a passenger car, the vision blind areas of the rearview mirrors are vision blind areas beyond the 30-degree included angle between the car body and the rearview mirrors, so that the limitation of the vision area is large. It is obvious that such a conventional rear view mirror construction results in safety during driving.
Disclosure of Invention
The invention aims to provide a non-blind area rearview mirror of an automatic passenger car, which has the characteristics of simple structure, wide rearview range and good effect.
The technical solution of the invention is as follows: the utility model provides an automatic change passenger car non-blind area rear-view mirror, includes main rear-view mirror, rear-view mirror coupler and additional rotatory back vision, its characterized in that: the device also comprises a miniature special motor, a worm and an additional rotary rearview mirror worm gear rotating shaft; the miniature special motor and the worm are fixed on the main rearview mirror and connected with one end of the worm gear rotating shaft of the additional rotary rearview mirror, and the other end of the worm gear rotating shaft of the additional rotary rearview mirror is fixedly connected with the additional rotary rearview mirror.
The technical scheme of the invention also comprises a singlechip programmable control system; the single chip programmable control system and the miniature special motor and the worm are fixed in the main rearview mirror shell, the single chip programmable control system is electrically connected with the miniature special motor and the worm, and the control end of the single chip programmable control system is arranged on a control panel in a passenger vehicle.
The main shaft of the miniature special motor and the miniature special motor in the worm are connected with the worm, and the worm is meshed and connected with the worm gear rotating shaft of the additional rotary rearview mirror.
The singlechip programmable control system in the technical scheme of the invention is a singlechip PIC16F series programmable control system.
The singlechip programmable control system in the technical scheme of the invention comprises a singlechip control circuit, a photoelectric coupler and a motor drive logic circuit; the photoelectric coupler is connected between the single chip microcomputer control circuit and the motor driving logic circuit to realize electric isolation.
The additional rotating rearview mirror in the technical scheme of the invention rotates back and forth from the inner angle side line of the rearview mirror to the outer angle side line of the rearview mirror, and the visible angle of the rearview mirror is 120 degrees.
The invention adopts a singlechip PIC16F series programmable control system to control a miniature special motor and a worm link of the device to be meshed with a worm gear rotating shaft for driving to rotate, and controls a wide angle range of a positioning fixed-speed cyclic reciprocating rotation angle of 120 degrees to finish the rotation of the auxiliary rearview mirror of the passenger car to reach the perspective of the rear panoramic view of the blind area of the auxiliary rearview mirror, the perspective angle is expanded to 120 degrees from the visual range of 30 degrees of a main rearview mirror, the driving safety environment of the rear panoramic view of the passenger car without the blind area is improved, and the design purpose is achieved.
The invention mainly adopts a singlechip PIC16F series programmable control system to control a miniature special motor and a worm of the device to drive and act on a worm gear rotating shaft to finish the rotation angle range of 120 degrees of an additional rotating rearview mirror of a passenger car, thereby achieving the panoramic view of the rearview mirror of a blind area. The worm gear rotating shaft of the additional rotary rearview mirror is used for rotating the additional rotary rearview mirror for the main purpose; the additional rotary rearview mirror is mainly used for rear-view panorama of a hunting blind area; the main rearview mirror is a fixed reflector; a connector for linking the rear view mirror coupler to the vehicle body; the single chip microcomputer PIC16F is a main control system, and controls a worm of the miniature special motor and the device to drive a worm torque to drive a worm gear rotating shaft to rotate and additionally rotate the rearview mirror to position, fix speed and rotate back and forth by 120 degrees; the rotation path angle of the additional rotating rearview mirror is the rotation angle and the rotation path; the end position of the additional rotating rearview mirror is the beginning point of the rotation of the additional rotating rearview mirror; the inner angle side line of the rearview mirror is an inner angle side line of a non-blind area of the rearview mirror; the outer angle side line of the rearview mirror is an outer angle side line of a rearview non-blind area; the miniature special motor and the worm of the automatic passenger car non-blind area rearview mirror drive the worm wheel to rotate the worm wheel rotating shaft to attach the rotary rearview mirror, and the control device rotates in the blind area range, so that the safety and the comprehensiveness of the passenger car auxiliary rearview mirror without blind areas are ensured.
The invention has the beneficial effects that: compared with the common passenger car rearview mirror, the automatic passenger car non-blind-area rearview mirror improves the process of expanding the original 30-degree included angle visual area to the wide-angle 120-degree non-blind-area rearview panoramic view of the passenger car rearview mirror. The invention is suitable for wider observation visual field and can comprehensively control the rearview panoramic visual field of the whole rearview mirror. Compared with the traditional passenger car, the utility model has the advantages of better applicability, convenience and practicability. The rearview mirror mainly solves the rear view safety problem in the driving process of a passenger car and overcomes the defects of the traditional rearview mirror of the passenger car; the problem of blind area and dead angle of passenger car traditional rear-view mirror is solved. Under the premise of not influencing the original functions of the rearview mirror, the rearview mirror has additional automatic functions, can improve the practical value of the rearview mirror of the passenger car, and has wide applicability, high safety and reliability, and wide practical value and prospect.
Drawings
Fig. 1 is a front view structure schematic diagram of the rearview mirror of the invention.
Fig. 2 is a schematic top view of the rearview mirror of the present invention.
Fig. 3 is a top view of the rearview mirror of the present invention.
Fig. 4 is a schematic frame diagram of the rearview mirror control system of the present invention.
Fig. 5 is a flowchart of the main program of the rearview mirror control system of the present invention.
In the figure: 1. a rear view mirror coupler; 2. a main rear view mirror; 3. an additional rotary rearview mirror; 4. a singlechip PIC16F series programmable control system; 5. a miniature special motor and a worm; 6. a worm gear rotating shaft of the rotary rearview mirror is additionally arranged; 7. adding a rotation path angle of the rotating rearview mirror; 8. adding a rotary rearview mirror termination position; 9. inner angle sidelines of the rearview mirror; 10. an outer corner sideline of the rearview mirror; 11. the rearview mirror can be seen from a visual angle.
Detailed Description
The present invention is further illustrated by the following specific examples.
An example is shown in figure 1. The embodiment of the invention provides a rearview mirror in a front view structure diagram, which is a perspective component position structure diagram of the rearview mirror. Please refer to fig. 2 to 5, wherein fig. 2 is a perspective top view structural diagram of a rearview mirror, fig. 3 is a perspective hunting wide-angle top view of the whole rearview mirror, and fig. 4 and 5 are a schematic frame diagram of a rearview mirror control system and a main program flow chart of the rearview mirror control system for completing the process of the automatic passenger car shown in fig. 1 to 3 without blind area, the non-blind area rearview panorama and the view process.
As shown in fig. 1 to 5, the automatic passenger car non-blind area rearview mirror in the embodiment of the invention comprises a main rearview mirror 2, a rearview mirror coupler 1, an additional rotary rearview mirror 3, a miniature special motor and a worm 5, an additional rotary rearview mirror worm gear rotating shaft 6 and a singlechip programmable control system. Wherein, the main rearview mirror 2 is a fixed reflector and is connected with the vehicle body through a rearview mirror connector 1. The miniature special motor and the worm 5 are fixed on the main rearview mirror 2 and connected with one end of the additional rotary rearview mirror worm gear rotating shaft 6, and the other end of the additional rotary rearview mirror worm gear rotating shaft 6 is fixedly connected with the additional rotary rearview mirror 3 into a whole. The miniature special motor and a miniature special motor main shaft in the worm 5 are connected with the worm, and the worm is meshed and connected with the worm gear rotating shaft 6 of the additional rotary rearview mirror. The singlechip programmable control system is a singlechip PIC16F series programmable control system 4. The singlechip PIC16F series programmable control system 4 is fixed in the box body of the main rearview mirror 2 and is electrically connected with the miniature special motor and the worm 5, and the control end of the singlechip PIC16F series programmable control system is arranged on a domestic control panel of a passenger vehicle. After the miniature special motor and the worm 5 are started, the torque of the worm is transmitted to the worm wheel rotating shaft 6 of the additional rotary rearview mirror, and the positioning constant-speed cyclic reciprocating rotation is performed between the starting point and the ending point. The worm gear rotating shaft 6 of the additional rotary rearview mirror is mainly used for rotating the additional rotary rearview mirror 3 and is limited by a miniature special stepping motor and a worm 5 which are controlled by a single chip microcomputer PIC16F 4. The singlechip programmable control system comprises a singlechip control circuit, a photoelectric coupler and a motor drive logic circuit; the photoelectric coupler is connected between the single chip microcomputer control circuit and the motor driving logic circuit to realize electric isolation. The addition of the rotary rearview mirror 3 is mainly used for rear view panorama of a hunting blind area and belongs to passive operation. The singlechip PIC16F series programmable control system 4 controls the micro special motor and the worm 5 and the worm to link and engage with the worm wheel rotating shaft 6 of the additional rotary rearview mirror for the main control system to drive the additional rotary rearview mirror 3 to circularly position between the starting point and the ending point and to rotate at a constant speed in a reciprocating manner. The additional rotary mirror rotation path angle 7 is the angle and path of rotation. The additional rotary rearview mirror termination position 8 is a rotary cyclic restart termination point, the rearview inner angle sideline 9 is a rearview non-blind area inner angle sideline, the rearview outer angle sideline 10 is a rearview non-blind area outer angle sideline, the rearview visual angle 11 is a rearview non-blind area angle, and the rearview visual angle 11 is 120 degrees.
The working principle of the invention is as follows: the control signal of a singlechip PIC16F series programmable control system 4 is sent to a singlechip PIC16F series analog port, and after being processed, PWM control pulse is output, in order to improve the anti-interference performance of the system, the electric isolation is realized between the singlechip control circuit and a motor drive circuit by using a photoelectric coupler TLP521), the isolated control signal generates a motor logic control signal through a motor drive logic circuit, and the upper arm and the lower arm of an H bridge are respectively controlled, so that the purposes of forward and reverse rotation and speed regulation of the motor are realized, and meanwhile, the rotating speed of the motor can be fed back to the singlechip through an encoder, and the closed-loop control of the speed is realized. The required voltage and current signals can be used as control signals, so that the purposes of controlling the rotation direction and the rotation speed of the motor are achieved. The software design is compiled by assembly language, and is compiled and simulated in an integrated environment, and the hardware function is realized by software, so that the cost can be reduced, the reliability of the system can be improved, the hardware structure can be simplified, and the hardware function can be realized by software on the premise of meeting the feasibility and the real-time property.
A singlechip PIC16F series programmable control system 4 and a miniature special motor and a worm 5 are fixed in a box body of a main rearview mirror 2, the miniature special motor and the worm 5 do work on an additional rotary rearview mirror worm gear rotating shaft 6 to rotate to complete the process of rotating an additional rotary rearview mirror 3 to reach the panoramic blind-area-free visiting, and a rearview mirror coupler 1 is linked with a vehicle body.
The invention relates to an automatic passenger car non-blind area rearview mirror, which adopts a singlechip PIC16F series as a control system, two miniature special motors and worms 5 are used for controlling to respectively drive a worm gear rotating shaft 6 of a left and a right door full-automatic passenger car non-blind area rearview mirror to do work and respectively drive an additional rotary rearview mirror 3 to do non-blind area rearview left and right panoramic viewing, the miniature special motors and the driving parts of the worms 5 adopt worm rotation, the rotation mode can change the movement direction, can facilitate the driving of the miniature special motors and the worms 5, and can effectively reduce internal transmission mechanisms.
The invention is obviously different from the existing similar equipment on the market, wherein: the existing rearview mirror has a visual included angle of 30 degrees, a singlechip PIC16F series programmable control system 4 is adopted to control a miniature special motor and a worm 5 to drive the worm to act on an additional rotary rearview mirror worm gear rotating shaft 6, the positioning constant-speed circulating reciprocating rotation is in a wide angle range of 120 degrees, the visiting angle is expanded to 120 degrees from the visual range of 30 degrees of a main rearview mirror 2, the driving safety environment of the blind-area-free rearview panoramic visiting of a passenger car is improved, the design purpose is achieved, the rearview mirror is a novel technology on the basis of the structure of the traditional passenger car rearview mirror, the blind-area-free rearview panoramic visiting of the passenger car rearview mirror is improved, and the popularization type automatic passenger car blind-area-free rearview mirror is provided.
The present invention is not limited to the above-described preferred embodiments, but various modifications, equivalent substitutions, improvements and the like can be made by those skilled in the art without departing from the principle and principle of the present invention.
Claims (6)
1. The utility model provides an automatic change passenger car non-blind area rear-view mirror, includes main rear-view mirror (2), rear-view mirror coupler (1) and additional rotatory back vision (3), its characterized in that: the device also comprises a miniature special motor, a worm (5) and an additional rotary rearview mirror worm wheel rotating shaft (6); the miniature special motor and the worm (5) are fixed on the main rearview mirror (2) and connected with one end of the additional rotary rearview mirror worm gear rotating shaft (6), and the other end of the additional rotary rearview mirror worm gear rotating shaft (6) is fixedly connected with the additional rotary rearview mirror (3).
2. The automatic passenger car blind area-free rearview mirror as claimed in claim 1, wherein: the system also comprises a singlechip programmable control system; the single chip programmable control system and the miniature special motor and the worm (5) are fixed in the shell of the main rearview mirror (2), the single chip programmable control system is electrically connected with the miniature special motor and the worm (5), and the control end of the single chip programmable control system is arranged on a control panel in the passenger vehicle.
3. The automatic passenger car blind area-free rearview mirror as claimed in claim 1 or 2, wherein: the miniature special motor and a miniature special motor spindle in the worm (5) are connected with the worm, and the worm is meshed and connected with the worm gear rotating shaft (6) of the additional rotary rearview mirror.
4. The automatic passenger car blind area-free rearview mirror as claimed in claim 2, wherein: the single-chip programmable control system is a single-chip PIC16F series programmable control system (4).
5. The automatic passenger car blind area-free rearview mirror as claimed in claim 2, wherein: the singlechip programmable control system comprises a singlechip control circuit, a photoelectric coupler and a motor drive logic circuit; the photoelectric coupler is connected between the single chip microcomputer control circuit and the motor driving logic circuit to realize electric isolation.
6. The automatic passenger car blind area-free rearview mirror as claimed in claim 1 or 2, wherein: the additional rotary rearview mirror (3) rotates in a reciprocating manner, and the rearview mirror visible angle (11) from the inner corner sideline (9) of the rearview mirror to the outer corner sideline (10) of the rearview mirror is 120 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938843.9A CN110641370A (en) | 2019-09-30 | 2019-09-30 | Automatic change passenger car non-blind area rear-view mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938843.9A CN110641370A (en) | 2019-09-30 | 2019-09-30 | Automatic change passenger car non-blind area rear-view mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110641370A true CN110641370A (en) | 2020-01-03 |
Family
ID=68993396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910938843.9A Pending CN110641370A (en) | 2019-09-30 | 2019-09-30 | Automatic change passenger car non-blind area rear-view mirror |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110641370A (en) |
-
2019
- 2019-09-30 CN CN201910938843.9A patent/CN110641370A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200103 |