CN207416769U - A kind of anti-collision system for automobile - Google Patents
A kind of anti-collision system for automobile Download PDFInfo
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- CN207416769U CN207416769U CN201721551576.2U CN201721551576U CN207416769U CN 207416769 U CN207416769 U CN 207416769U CN 201721551576 U CN201721551576 U CN 201721551576U CN 207416769 U CN207416769 U CN 207416769U
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Abstract
The utility model discloses a kind of anti-collision system for automobile, including Vehicle Controller and connect the road detection device for detecting road ahead traffic information and the memory for storing obstacle vehicle object early warning distance with Vehicle Controller, the output of Vehicle Controller is terminated with motor driver, the output of motor driver is terminated with brake, the input of Vehicle Controller is terminated with gathering the angle-data processing unit of brake depth, and angle-data processing unit includes sequentially connected angular encoder, analog comparator and analog-digital converter.The utility model is novel in design, assistor, which is driven, using ADAS obtains distance of the automobile apart from barrier, when distance of the automobile apart from barrier be less than or equal to safety shut-down apart from when, automatically controlling braking device by Vehicle Controller makes car deceleration or brake, the generation of reduction accident, and the disc type angular encoder detection motor rotational angle that installation volume is small on worm-wheel shaft, measurement are simple and effective.
Description
Technical field
The utility model belongs to anti-collision system for automobile technical field, and in particular to a kind of anti-collision system for automobile.
Background technology
At present, anti-collision system for automobile be using vehicle-mounted sensor of all kinds, in vehicle traveling process with
When sense the environment of surrounding, collect data, carry out static state, the identification of dynamic object, detecting and tracking, and navigation instrument
Diagram data carries out the computing and analysis of system, and so as to which driver be allowed to perceive the danger that may occur in advance, ADAS is (advanced to drive
Sail auxiliary system) drive assistor be exactly one kind therein, using ADAS drive assistor driver can be helped to send out in advance
Now with the safety traffic distance of front truck, and accident etc. is avoided collision, with voice reminder and warning, lacked some to a certain extent
The generation of accident, very by the welcome of drivers, but due to ADAS drive assistor can only accomplish to remind and warn, find with
During leading vehicle distance danger, manual operation brake is also needed to avoid the generation of accident, with the increase of vehicle, what road traffic became answers
Miscellaneous, due to varying with each individual, reaction differs to the greatest extent, by the carelessness of people brake is caused to postpone, occasioning a delay makes accident that can not avoid；Separately
Outside, it is existing measurement brake in the motor output shaft anglec of rotation angular encoder include photoelectric encoder, magnetism encoder and
Rotary transformer, the substantially photoelectric encoder used in the market, photoelectric encoder are mainly filled by grating disc and Photoelectric Detection
Composition is put, grating disc coaxially causes the rotation of motor to drive the rotation of grating disc with motor output shaft in brake, then through photoelectricity
Detection device exports several pulse signals, and the rotating speed of current motor is calculated according to the pulses per second of the signal, for installation
Photoelectric encoder internal structure is complicated for the smaller motor in space, and installation volume is big, the motor output shaft rotation angle of measurement
It is complicated to calculate transfer process, and for quick obtaining motor is needed to rotate specific angle case, identification is low.
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide a kind of automobile
Anti-collision system, it is novel in design reasonable, it drives assistor using ADAS and obtains distance of the automobile apart from barrier, when automobile distance
The distance of barrier be less than or equal to safety shut-down apart from when, by Vehicle Controller automatically control braking device make car deceleration or brake
Vehicle reduces the generation of accident, and the disc type angular encoder detection motor rotational angle that installation volume is small on worm-wheel shaft, measurement
It is simple and effective, convenient for promoting the use of.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of anti-collision system for automobile, feature
It is：Including Vehicle Controller and connect the road detection device for detecting road ahead traffic information with Vehicle Controller
With for storing the memory of obstacle vehicle object early warning distance, the output of Vehicle Controller is terminated with motor driver, and motor drives
The output of dynamic device is terminated with brake, and the input of Vehicle Controller is terminated with gathering the angle-data of brake depth
Processing unit, the angle-data processing unit include sequentially connected angular encoder, analog comparator and analog-digital converter,
Road detection device drives assistor for ADAS；Brake includes Worm-gear type decelerating motor, slows down mounted on Worm-gear type
It the reel of worm-wheel shaft one end of motor and is fixedly mounted on reel circumferential side wall to pull the steel wire of brake pedal of motor vehicle
Bracing wire, reel are laid in the one side of worm gear mounting shell, and the worm-wheel shaft that angular encoder is mounted on Worm-gear type decelerating motor is another
One end, angular encoder include being fixedly mounted on the compass mounting base of worm gear mounting shell opposite side, be arranged in compass mounting base
Deposited copper compass and with compass mounting base cooperation cap, compass mounting base and deposited copper compass are hollow structure, and worm-wheel shaft is another
One end sequentially passes through compass mounting base and deposited copper compass is fixedly connected with deposited copper compass；
It applies in the disk of copper compass and is provided with insulation tank, the insulation tank includes the first annulus laid with one heart from the inside to the outside
Insulation tank, the second annulus insulation tank and the 3rd annulus insulation tank, the region in the first annulus insulation tank are installation ring region, the first circle
Deposited copper region between ring insulation tank and the second annulus insulation tank is ground connection ring region, the second annulus insulation tank and the insulation of the 3rd annulus
Deposited copper region between slot is to monitor ring region, and the region outside the 3rd annulus insulation tank is measurement ring region；
Be provided on the inner surface of cap for it is described measurement ring region contact measurement contact, for the monitoring ring
The monitoring contact of area's contact and the grounding contact for being contacted with ground connection ring region.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：The second annulus insulation tank and the 3rd annulus insulation tank
On offer gap, the gap on the second annulus insulation tank is corresponding with the gap position on the 3rd annulus insulation tank, second
Annulus insulation tank and the 3rd corresponding one end of annulus insulation tank gap are connected by the first connection insulation tank, the insulation of the second annulus
Slot and the 3rd corresponding other end of annulus insulation tank gap are connected by the second connection insulation tank, and the monitoring ring region is by monitoring
Blind zone and monitoring zero district's groups are into monitoring blind zone is the second annulus insulation tank, the 3rd annulus insulation tank, the first connection insulation
Slot and the second region for surrounding of connection insulation tank, the monitoring zero area is the first connection insulation tank, the second connection insulation tank, the
The region between the gap on gap and the 3rd annulus insulation tank on two annulus insulation tanks；
The measurement ring region is made of Measurement scales area and measurement trough, and the outside of the 3rd annulus insulation tank is circumferentially square
There is N number of bar shaped insulation tank connected with the 3rd annulus insulation tank to spaced set, Measurement scales area insulate for the 3rd annulus
Deposited copper region between slot and bar shaped insulation tank, the measurement trough are connected through the monitoring zero area with ground connection ring region；Item
The one end of shape insulation tank away from the 3rd annulus insulation tank is provided with resistance slot, equal in continuous N-1 resistance slot in N number of resistance slot
Resistance is installed, the N-1 resistance are sequentially connected in series, wherein, N is the positive integer not less than 3.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：A remaining resistance slot in N number of resistance slot
Vacant, vacant resistance slot is terminating resistor slot, and the terminating resistor slot is located between Measurement scales area and measurement trough, electricity
Resistance slot is insulation resistance slot.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：It offers to connect worm-wheel shaft in the installation ring region
The flat hole of the other end.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：The central angle that N number of bar shaped insulation tank is formed is 300 °
~320 °.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：The center of circle that the gap of the second annulus insulation tank is formed
The central angle that the gap of angle and the 3rd annulus insulation tank is formed is 10 °~30 °.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：The measurement contact, monitoring contact and grounding contact are
Conductive contact.
A kind of above-mentioned anti-collision system for automobile, it is characterised in that：Three lead-in wires are provided on the cap, are drawn described in three
Line is respectively the first lead, the second lead and the 3rd lead, and one end of first lead is connected through cap with measurement contact,
The other end of first lead is connected with analog comparator, and one end of second lead is connected through cap with monitoring contact, the
The other end of two leads is connected with Vehicle Controller, and one end of the 3rd lead is connected through cap with grounding contact, and the 3rd
The other end of lead is connected with analog comparator.
The utility model has the following advantages compared with prior art：
1st, the utility model obtains distance of the automobile apart from barrier by the way that ADAS is set to drive assistor, utilizes memory
Safety shut-down distance is stored, is less than or equal to safety shut-down distance when ADAS drives distance of the assistor probe vehicle apart from barrier
When, automatically controlling braking device by Vehicle Controller makes car deceleration or brake, while gathers brake using angular encoder
Brake depth the analogue value, which is gathered by analog comparator, analog-digital converter is recycled to convert the analogue value
For the identifiable digital signal of Vehicle Controller, convenient for promoting the use of.
2nd, the utility model installs reel pulling steel wire by being arranged on the worm-wheel shaft one side of Worm-gear type decelerating motor
Bracing wire is worked using worm shaft and drives worm-wheel shaft work that brake pedal of motor vehicle is made to work, and then makes reducing speed of motor vehicle or parking,
Meet existing artificial self-actuating brake when can realize emergent while actively brake, reduce the generation of accident；By being arranged on worm gear
The worm-wheel shaft opposite side setting angle encoder of Worm type decelerating motor obtains the angle that Worm-gear type decelerating motor rotates,
Easy for installation, using effect is good, convenient for promoting the use of.
3rd, the utility model is coaxially pacified deposited copper compass with rotating object by the way that deposited copper compass is set to be used as measurement body
It filling, rotates to drive using rotating object and apply the rotation of copper compass, deposited copper compass is frivolous, and install convenient is small, occupies little space,
And excessive load will not be brought to rotating object, flexibly effectively.
4th, the utility model is novel in design rationally, passes through the first annulus insulation tank, the second annulus insulation tank and the 3rd annulus
The disk of deposited copper compass is divided into installation ring region, ground connection ring region, monitoring ring region and measurement ring region by insulation tank, is touched using measurement
Head, monitoring contact and grounding contact obtain motor rotational angle, convenient for promoting the use of.
In conclusion the utility model is novel in design rationally, driving assistor using ADAS obtains automobile apart from barrier
Distance, when distance of the automobile apart from barrier be less than or equal to safety shut-down apart from when, pass through Vehicle Controller nonstick system of control
Dynamic device makes car deceleration or brake, reduces the generation of accident, and the disc type angular encoder inspection that installation volume is small on worm-wheel shaft
Measured motor rotational angle, measurement is simple and effective, convenient for promoting the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is the schematic block circuit diagram of the utility model.
Fig. 2 is the structure diagram of the utility model brake.
Fig. 3 is the installation relation schematic diagram of the utility model brake and angular encoder.
Fig. 4 is the structure diagram that Fig. 3 removes cap.
Fig. 5 is the structure diagram of the utility model angular encoder.
Reference sign:
1-compass mounting base；2-apply copper compass；The annulus insulation tanks of 3-1-second；The annulus insulation tanks of 3-2-the 3rd；3-
3-bar shaped insulation tank；The connection insulation tanks of 3-4-first；The connection insulation tanks of 3-5-second；The annulus insulation tanks of 3-6-first；
4-ground connection ring region；
5-monitoring blind zone；6-Measurement scales area；7-resistance slot；
8-flat hole；9-cap；10-measurement contact；
11-monitoring contact；12-grounding contact；
13-Worm-gear type decelerating motor；14-worm gear mounting shell；
15-reel；16-steel wire pull line；17-worm-wheel shaft；
18-the first lead；19-the second lead；20-the three lead；
21-road detection device；22-Vehicle Controller；23-motor driver；
24-memory；25-angular encoder；26-analog comparator；
27-analog-digital converter；28-brake.
Specific embodiment
As shown in Figures 1 to 5, the utility model includes Vehicle Controller 22 and with Vehicle Controller 22 connects to be used for
The road detection device 21 of road ahead traffic information and the memory 24 for storing obstacle vehicle object early warning distance are detected, it is vehicle-mounted
The output of controller 22 is terminated with motor driver 23, and the output of motor driver 23 is terminated with brake 28, Vehicle Controller
22 input is terminated with gathering the angle-data processing unit that brake 28 brakes depth, the angle-data processing unit
Including sequentially connected angular encoder 25, analog comparator 26 and analog-digital converter 27, road detection device 21 drives for ADAS
Assistor；Brake 28 includes Worm-gear type decelerating motor 13, the worm-wheel shaft 17 mounted on Worm-gear type decelerating motor 13
The reel 15 of one end, for pulling the steel wire pull line 16 of brake pedal of motor vehicle, is twisted with being fixedly mounted on 15 circumferential side wall of reel
Wheel 15 is laid in the one side of worm gear mounting shell 14, and angular encoder 25 is mounted on the worm-wheel shaft 17 of Worm-gear type decelerating motor 13
The other end, angular encoder 25 include being fixedly mounted on the compass mounting base 1 of 14 opposite side of worm gear mounting shell, are arranged on compass peace
The deposited copper compass 2 in seat 1 and the cap 9 coordinated with compass mounting base 1 are filled, compass mounting base 1 and deposited copper compass 2 are hollow knot
Structure, 17 other end of worm-wheel shaft sequentially passes through compass mounting base 1 and deposited copper compass 2 is fixedly connected with deposited copper compass 2；
In actual use, ADAS is driven into assistor and is mounted on above shield glass, for automobile normal running
When the vehicle or obstacle distance in front of the operation of continuous probe vehicle this vehicle distance, store safety using memory 24
Braking distance, while the analogue value of the brake depth using the acquisition brake 28 of angular encoder 25, pass through analog comparator 26
The analogue value is gathered, recycles analog-digital converter 27 that the analogue value is converted to 22 identifiable digital signal of Vehicle Controller,
When ADAS drive distance of the assistor probe vehicle apart from barrier be less than or equal to safety shut-down apart from when, pass through Vehicle Controller
22, which automatically control braking device 28, makes car deceleration or brake, and realization automatically controls car deceleration or brake, and Worm-gear type slows down
17 one side of the worm-wheel shaft installation reel 15 of motor 13 pulls steel wire pull line 16, utilizes the worm shaft of Worm-gear type decelerating motor 13
Work drives the work of worm-wheel shaft 17 that brake pedal of motor vehicle is made to work, and then makes reducing speed of motor vehicle or parking, in actual use, adopts
The worm shaft for driving Worm-gear type decelerating motor 13 with the motor driver 23 of Worm-gear type decelerating motor 13 works, real
Existing self-actuating brake, reduces the generation of accident.
It applies in the disk of copper compass 2 and is provided with insulation tank, the insulation tank includes the lay with one heart from the inside to the outside first circle
Region in ring insulation tank 3-6, the second annulus insulation tank 3-1 and the 3rd annulus insulation tank 3-2, the first annulus insulation tank 3-6 is
Ring region is installed, the deposited copper region between the first annulus insulation tank 3-6 and the second annulus insulation tank 3-1 is justified for ground connection ring region 4, second
Deposited copper region between ring insulation tank 3-1 and the 3rd annulus insulation tank 3-2 is to monitor ring region, outside the 3rd annulus insulation tank 3-2
Region is measurement ring region；
It should be noted that deposited copper compass 2 is convenient for the worm-wheel shaft 17 with Worm-gear type decelerating motor 13 for hollow structure
The other end connects, and in the present embodiment, offers to connect the worm gear of Worm-gear type decelerating motor 13 in the installation ring region
17 other end of worm-wheel shaft of Worm-gear type decelerating motor 13 is installed using nut and gasket in the flat hole 8 of 17 other end of axis
In the installation ring region；The rotation for applying copper compass 2 is driven by the rotation of motor, the housing is mounted on the shell of motor
And it is fixed, in the present embodiment, the housing includes the compass mounting base 1 installed deposited copper compass 2 and be hollow structure
With the cap 9 coordinated with compass mounting base 1, the measurement for being contacted with the measurement ring region is provided on the inner surface of cap 9
Contact 10, for the grounding contact 12 with the monitoring contact 11 that contact of monitoring ring region and for being contacted with being grounded ring region 4；Sieve
Disk mounting base 1 and 9 position of cap are fixed, and therefore, measurement contact 10, monitoring contact 11 and 12 position of grounding contact are fixed not
Dynamic, motor drives deposited copper compass 2 to rotate, and the different positions of 10 contact measurement ring region of measurement contact are made by the movement for applying copper compass 2
It puts, in the present embodiment, the one end of bar shaped insulation tank 3-3 away from the 3rd annulus insulation tank 3-2 is provided with resistance slot 7, N number of resistance slot
Resistance is mounted in 7 in continuous N-1 resistance slot 7, the N-1 resistance are sequentially connected in series, wherein, N is not less than 3
Positive integer；In actual use, the starting resistance connection power supply of the N-1 resistance being sequentially connected in series, ground connection ring region 4 is grounded.
In the present embodiment, gap is offered on the second annulus insulation tank 3-1 and the 3rd annulus insulation tank 3-2, the
Gap on two annulus insulation tank 3-1 is corresponding with the gap position on the 3rd annulus insulation tank 3-2, the second annulus insulation tank 3-
1 is connected with the 3rd annulus corresponding one end of insulation tank 3-2 gap by the first connection insulation tank 3-4, the second annulus insulation tank
3-1 and the 3rd annulus corresponding other end of insulation tank 3-2 gap are connected by the second connection insulation tank 3-5, the monitoring ring
Area is by monitoring blind zone 5 and monitoring zero district's groups into monitoring blind zone 5 is the second annulus insulation tank 3-1, the 3rd annulus insulation tank
The region that 3-2, the first connection insulation tank 3-4 and the second connection insulation tank 3-5 are surrounded, the monitoring zero area are exhausted for the first connection
Edge slot 3-4, second connect slitting on gap and the 3rd annulus insulation tank 3-2 on insulation tank 3-5, the second annulus insulation tank 3-1
Region between mouthful；
It should be noted that offer gap and second on the second annulus insulation tank 3-1 and the 3rd annulus insulation tank 3-2
Gap on annulus insulation tank 3-1 and the 3rd annulus insulation tank 3-2 passes through the first connection insulation tank 3-4 and the second connection insulation tank
3-5 connections, it is therefore an objective to monitoring ring region is divided into monitoring blind zone 5 and monitoring zero area, monitoring blind zone 5 is by Measurement scales area
6 separate with ground connection ring region 4, and resistance value is obtained using the potential difference between Measurement scales area 6 and ground connection ring region 4, and monitoring area of being zeroed is
The measurement trough is connected with ground connection ring region 4, the zero of resistance is realized in the initial position for searching encoder.
The measurement ring region is made of Measurement scales area 6 and measurement trough, and the outside of the 3rd annulus insulation tank 3-2 is along circle
Circumferential direction spaced set has N number of bar shaped insulation tank 3-3 connected with the 3rd annulus insulation tank 3-2, and Measurement scales area 6 is the
Deposited copper region between three annulus insulation tank 3-2 and bar shaped insulation tank 3-3, it is described measurement trough through it is described monitoring be zeroed area with
Ground connection ring region 4 connects；The one end of bar shaped insulation tank 3-3 away from the 3rd annulus insulation tank 3-2 is provided with resistance slot 7, N number of resistance slot
Resistance is mounted in 7 in continuous N-1 resistance slot 7, the N-1 resistance are sequentially connected in series, wherein, N is not less than 3
Positive integer.
It should be noted that due to offering gap, the 3rd annulus insulation tank 3-2 on the 3rd annulus insulation tank 3-2
Bar shaped insulation tank 3-3 is not provided at upper gap position, therefore it is to apply copper region to measure trough, due to the second annulus insulation tank 3-
Gap, therefore the prison between gap on gap on the second annulus insulation tank 3-1 and the 3rd annulus insulation tank 3-2 are offered on 1
Zero area is surveyed also to apply copper region, the measurement trough is connected into an entirety with ground connection ring region 4 and applies copper by monitoring zero area
Region, the entirety are applied copper region and are grounded.
In the present embodiment, a remaining resistance slot 7 is vacant in N number of resistance slot 7, and vacant resistance slot 7 is
Terminating resistor slot, the terminating resistor slot are located between Measurement scales area 6 and measurement trough, and resistance slot 7 is insulation resistance slot.
It should be noted that a remaining resistance slot 7 is vacant in N number of resistance slot 7 and resistance slot 7 is arranged to insulate
The purpose of resistance slot is that the resistance for being sequentially connected in series N-1 disconnects, and avoids the formation of N number of resistance being sequentially connected in series, such as
Resistance is mounted in the N number of resistance slot 7 of fruit, then N number of resistance head and the tail are connected, starting resistance and terminating resistor in N number of resistance
Resistance on slot is connected by measuring trough, then can not measure resistance value difference.
In the present embodiment, the central angle that N number of bar shaped insulation tank 3-3 is formed is 300 °~320 °.
In the present embodiment, the central angle and the 3rd annulus insulation tank 3-2 of the gap formation of the second annulus insulation tank 3-1
Gap formed central angle be 10 °~30 °.
It should be noted that the gap connection of the gap and the 3rd annulus insulation tank 3-2 of the second annulus insulation tank 3-1
Measurement trough and ground connection ring region 4 determine zero area, the circle of the gap formation of the second annulus insulation tank 3-1 for encoder
The central angle that the gap of heart angle and the 3rd annulus insulation tank 3-2 are formed is smaller, and be zeroed more accurate, the second annulus insulation tank 3-
The central angle that the central angle and the gap of the 3rd annulus insulation tank 3-2 that 1 gap is formed are formed is bigger, and easier identification motor turns
Dynamic playback, therefore, the central angle and the 3rd annulus of the gap formation of the preferred second annulus insulation tank 3-1 of the present embodiment are exhausted
The central angle that the gap of edge slot 3-2 is formed is 20 °.
In the present embodiment, the measurement contact 10, monitoring contact 11 and grounding contact 12 are conductive contact.
In the present embodiment, three lead-in wires are provided on the cap 9, three bars of leads are respectively the first lead 18,
Two leads 19 and the 3rd lead 20, one end of first lead 18 are connected through cap 9 with measurement contact 10, the first lead 18
The other end be connected with analog comparator 26, one end of second lead 19 is connected through cap 9 with monitoring contact 11, second
The other end of lead 19 is connected with Vehicle Controller 22, and one end of the 3rd lead 20 connects through cap 9 with grounding contact 12
It connects, the other end of the 3rd lead 20 is connected with analog comparator 26.
It should be noted that conductive contact monitors ring region for analog electrical signal to be drawn, when monitoring contact 11 is located at
When monitoring blind zone 5, which is transmitted to Vehicle Controller 22, the first lead 18 and the 3rd lead 20 by the second lead 19
Simultaneously by the signal transmission with potential difference to analog comparator 26, be converted to Vehicle Controller 22 through analog-digital converter 27 and provide
Actual angular values；When monitoring contact 11 positioned at the monitoring zero area of monitoring ring region, the first lead 18,19 and of the second lead
Ground signalling is transmitted to Vehicle Controller 22 by the 3rd lead 20, and Vehicle Controller 22 obtains Worm-gear type decelerating motor 13 and returns
The state of position realizes measurement.
When the utility model is used, during probe vehicle normally travel continuous using ADAS driving assistors, automobilism
The vehicle or obstacle distance in front this vehicle distance, safety shut-down distance is stored using memory 24, when ADAS drives
Distance of the assistor probe vehicle apart from barrier be less than or equal to safety shut-down apart from when, pass through 22 driving motor of Vehicle Controller
Driver 23 makes the worm shaft of driving Worm-gear type decelerating motor 13, subtracts Worm-gear type by worm and gear cooperation
The worm-wheel shaft 17 of speed motor 13 rotates, and worm-wheel shaft 17, which rotates, drives reel 15 and deposited copper compass 2 to rotate synchronously, and then draws steel wire
Line 16 measures contact 10, monitoring contact 11 and grounding contact 12 and distinguishes contact measurement ring region while pulling brake pedal of motor vehicle
Measurement scales area 6, monitor ring region monitoring blind zone 5 and ground connection ring region 4, realize that control brake 28 automatically controls automobile and subtracts
Speed or brake, while measure between contact 10 and grounding contact 12 there are potential difference, it monitors contact 11 to be shielded, analog comparator
26, using measuring between contact 10 and grounding contact 12 there are the resistance value analogue value that potential difference obtains encoder, recycle modulus to turn
The analogue value is converted to 22 identifiable digital signal of Vehicle Controller by parallel operation 27, and then obtains the angle that worm-wheel shaft 17 turns over
Degree；When worm-wheel shaft 17 playbacks, the measurement that measurement contact 10, monitoring contact 11 and grounding contact 12 distinguish contact measurement ring region is reserved
Area monitors the monitoring zero area of ring region and ground connection ring region 4, and steel wire pull line 16 is unclamped in the reversion of reel 15, due to measurement trough, prison
It surveys zero area to connect with ground connection ring region 4, therefore, without potential difference, table between measurement contact 10, monitoring contact 11 and grounding contact 12
Show that Worm-gear type decelerating motor 13 playbacks in place, using effect is good.
The above is only the preferred embodiment of the utility model, not the utility model imposed any restrictions, every
Any simple modification, change and the equivalent structure made according to the utility model technical spirit to above example change, still
Belong in the protection domain of technical solutions of the utility model.
Claims (8)
1. a kind of anti-collision system for automobile, it is characterised in that：Including Vehicle Controller (22) and with Vehicle Controller (22) phase
Connect the road detection device (21) for detecting road ahead traffic information and the storage for storing obstacle vehicle object early warning distance
Device (24), the output of Vehicle Controller (22) are terminated with motor driver (23), and the output of motor driver (23) is terminated with making
Dynamic device (28), the angle-data processing that the input of Vehicle Controller (22) is terminated with gathering brake (28) braking depth are single
Member, the angle-data processing unit include sequentially connected angular encoder (25), analog comparator (26) and analog-to-digital conversion
Device (27), road detection device (21) drive assistor for ADAS；Brake (28) includes Worm-gear type decelerating motor (13), peace
Mounted in worm-wheel shaft (17) one end of Worm-gear type decelerating motor (13) reel (15) and be fixedly mounted on reel (15) circumference
For pulling the steel wire pull line (16) of brake pedal of motor vehicle on side wall, reel (15) is laid in the one of worm gear mounting shell (14)
Side, angular encoder (25) are mounted on worm-wheel shaft (17) other end of Worm-gear type decelerating motor (13), angular encoder
(25) include being fixedly mounted on the compass mounting base (1) of worm gear mounting shell (14) opposite side, be arranged in compass mounting base (1)
Copper compass (2) and the cap (9) with compass mounting base (1) cooperation are applied, compass mounting base (1) and deposited copper compass (2) are hollow
Structure, worm-wheel shaft (17) other end sequentially pass through compass mounting base (1) and deposited copper compass (2) and are fixedly connected with deposited copper compass (2)；
It applies in the disk of copper compass (2) and is provided with insulation tank, the insulation tank includes the first annulus laid with one heart from the inside to the outside
Insulation tank (3-6), the second annulus insulation tank (3-1) and the 3rd annulus insulation tank (3-2), in the first annulus insulation tank (3-6)
Region is installation ring region, and the deposited copper region between the first annulus insulation tank (3-6) and the second annulus insulation tank (3-1) is ground loop
Area (4), the deposited copper region between the second annulus insulation tank (3-1) and the 3rd annulus insulation tank (3-2) are justified for monitoring ring region, the 3rd
The region of ring insulation tank (3-2) outside is measurement ring region；
Be provided on the inner surface of cap (9) for it is described measurement ring region contact measurement contact (10), for the prison
Survey the monitoring contact (11) of ring region contact and the grounding contact (12) for being contacted with ground connection ring region (4).
2. a kind of anti-collision system for automobile described in accordance with the claim 1, it is characterised in that：The second annulus insulation tank (3-1)
With offer gap on the 3rd annulus insulation tank (3-2), the gap and the 3rd annulus on the second annulus insulation tank (3-1) insulate
Gap position on slot (3-2) is corresponding, and the second annulus insulation tank (3-1) is corresponding with the 3rd annulus insulation tank (3-2) gap
One end connected by the first connection insulation tank (3-4), the second annulus insulation tank (3-1) and the 3rd annulus insulation tank (3-2) are open-minded
The corresponding other end of mouth is connected by the second connection insulation tank (3-5), and the monitoring ring region is by monitoring blind zone (5) and monitoring
The district's groups that are zeroed are into monitoring blind zone (5) is the second annulus insulation tank (3-1), the 3rd annulus insulation tank (3-2), the first connection are exhausted
Edge slot (3-4) and second connection insulation tank (3-5) region for surrounding, the monitoring zero area is the first connection insulation tank (3-4),
The gap on gap and the 3rd annulus insulation tank (3-2) on second connection insulation tank (3-5), the second annulus insulation tank (3-1)
Between region；
The measurement ring region is by Measurement scales area (6) and measures trough and forms, and the outside of the 3rd annulus insulation tank (3-2) is along circle
Circumferential direction spaced set has N number of bar shaped insulation tank (3-3) connected with the 3rd annulus insulation tank (3-2), Measurement scales area
(6) the deposited copper region between the 3rd annulus insulation tank (3-2) and bar shaped insulation tank (3-3), it is described to measure described in the warp of trough
Monitoring zero area is connected with ground connection ring region (4)；The one end of bar shaped insulation tank (3-3) away from the 3rd annulus insulation tank (3-2) is set
Have a resistance slot (7), be mounted on resistance in N number of resistance slot (7) in continuous N-1 resistance slot (7), a resistance of N-1 according to
It is secondary to be connected in series, wherein, N is the positive integer not less than 3.
3. a kind of anti-collision system for automobile described in accordance with the claim 2, it is characterised in that：It is remained in N number of resistance slot (7)
A remaining resistance slot (7) is vacant, and vacant resistance slot (7) is terminating resistor slot, and the terminating resistor slot is located at Measurement scales
Between area (6) and measurement trough, resistance slot (7) is insulation resistance slot.
4. a kind of anti-collision system for automobile described in accordance with the claim 1, it is characterised in that：It offers and is used in the installation ring region
Connect the flat hole (8) of worm-wheel shaft (17) other end.
5. a kind of anti-collision system for automobile described in accordance with the claim 2, it is characterised in that：N number of bar shaped insulation tank (3-3) shape
Into central angle be 300 °~320 °.
6. a kind of anti-collision system for automobile described in accordance with the claim 2, it is characterised in that：The second annulus insulation tank (3-1)
Gap formed central angle and the 3rd annulus insulation tank (3-2) gap formed central angle be 10 °~30 °.
7. a kind of anti-collision system for automobile described in accordance with the claim 1, it is characterised in that：The measurement contact (10), monitoring are touched
Head (11) and grounding contact (12) are conductive contact.
8. a kind of anti-collision system for automobile described in accordance with the claim 1, it is characterised in that：Three are provided on the cap (9)
Lead, three bars of leads are respectively the first lead (18), the second lead (19) and the 3rd lead (20), first lead
(18) one end is connected through cap (9) with measurement contact (10), the other end and the analog comparator (26) of the first lead (18)
Connection, one end of second lead (19) are connected through cap (9) with monitoring contact (11), the other end of the second lead (19)
It being connected with Vehicle Controller (22), one end of the 3rd lead (20) is connected through cap (9) with grounding contact (12), and the 3rd
The other end of lead (20) is connected with analog comparator (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721551576.2U CN207416769U (en) | 2017-11-17 | 2017-11-17 | A kind of anti-collision system for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721551576.2U CN207416769U (en) | 2017-11-17 | 2017-11-17 | A kind of anti-collision system for automobile |
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| Publication Number | Publication Date |
|---|---|
| CN207416769U true CN207416769U (en) | 2018-05-29 |
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ID=62303250
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721551576.2U Active CN207416769U (en) | 2017-11-17 | 2017-11-17 | A kind of anti-collision system for automobile |
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| Country | Link |
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| CN (1) | CN207416769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071223A (en) * | 2019-12-06 | 2020-04-28 | 西安圣华农业科技股份有限公司 | Automatic braking system for motor vehicle |
-
2017
- 2017-11-17 CN CN201721551576.2U patent/CN207416769U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071223A (en) * | 2019-12-06 | 2020-04-28 | 西安圣华农业科技股份有限公司 | Automatic braking system for motor vehicle |
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Effective date of registration: 20240719 Address after: Room 7001-7013, Shengfengmaohui, No. 96 Tanghuai Road, Tanghuai Industrial Park, Shanxi Transformation Comprehensive Reform Demonstration Zone, Taiyuan City, Shanxi Province 030000 Patentee after: Shanxi Zhongke Yichi Intelligent Technology Co.,Ltd. Country or region after: China Address before: 701-659, 7th Floor, Building 1, No. 5 Guangyuanzha, Haidian District, Beijing, 100081 Patentee before: Beijing Zhongke Yichi Technology Co.,Ltd. Country or region before: China |
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