CN209257983U - Special vehicle and obstacle distance detection device - Google Patents

Special vehicle and obstacle distance detection device Download PDF

Info

Publication number
CN209257983U
CN209257983U CN201821857011.1U CN201821857011U CN209257983U CN 209257983 U CN209257983 U CN 209257983U CN 201821857011 U CN201821857011 U CN 201821857011U CN 209257983 U CN209257983 U CN 209257983U
Authority
CN
China
Prior art keywords
feet
module
serial communication
resistance
capacitor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821857011.1U
Other languages
Chinese (zh)
Inventor
杨凤梅
黄承刚
陈文学
徐海龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan 300 million Fengtian Automobile Technology Co., Ltd
Original Assignee
Chengdu Yangfa Mechanical And Electrical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu Yangfa Mechanical And Electrical Co Ltd filed Critical Chengdu Yangfa Mechanical And Electrical Co Ltd
Priority to CN201821857011.1U priority Critical patent/CN209257983U/en
Application granted granted Critical
Publication of CN209257983U publication Critical patent/CN209257983U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Radar Systems Or Details Thereof (AREA)

Abstract

The utility model discloses special vehicles and obstacle distance detection device, solve special vehicle between barrier at a distance from it is accurate detection etc. technical problems, including microprocessor and power supply module, it further include apart from detection module, alarm module, serial communication modular and display module, it is described to be electrically connected by serial communication modular with microprocessor apart from detection module, the microprocessor is electrically connected with display module and alarm module, the power supply module is microprocessor, serial communication modular, alarm module, it is electrically connected apart from detection module, power supply is worked normally for them, the utility model passes through apart from detection module, serial communication modular, the special vehicle that the cooperation of alarm module can be detected accurately between peripheral obstacle at a distance from, support is provided for special vehicle anti-collision system, and the utility model structure is simple, just In being promoted and applied in industry.

Description

Special vehicle and obstacle distance detection device
Technical field
The utility model relates to special vehicle anti-collision system technical fields, and in particular to special vehicle and obstacle distance are examined Survey device.
Background technique
With expanding rapidly for fleet scale, airport takeoff and landing density is gradually increased, and is the special vehicle of serving aircraft Also more and more, and work operations are more and more busier.The Capital Airport is averaged daily 1000 multi rack of landing aircraft time, in the activity duration Interior average every 1 minute with regard to landing 1 time.About more than 2300 airport ground special vehicles are landing in the busy operation in airport Serving aircraft.
Special vehicle is serving aircraft operation in airport, and there is also some problems at present.Large number of machine vehicle Travelled in the confined space on airport, be bulky, expensive serving aircraft operation, the visual field of driver by Very big influence.Driver behavior is careless slightly, will lead to special vehicle and collides or special vehicle and special with by service aircraft It collides between kind vehicle, as a result wrap up or special vehicle, cause serious economic loss.Special vehicle is main at present The individual factor correlation of some empirical judgements and driver whether collided by vehicle driver to barrier is higher, And the stringent limitation by driver personal experience, there is individualized feature, and operated for the people less for driving experience Relative difficulty will solve this problem and need a set of anti-collision system suitable for airport, and such anti-collision system can be normal Effective operation, it is necessary between special vehicle with barrier at a distance from carry out accurate detection, to solve the above problems, this hair Bright offer special vehicle and obstacle distance detection device, can effectively detect special vehicle between barrier at a distance from, be anti- The effective operation for hitting system provides safeguard, so that it is guaranteed that special vehicle when serving aircraft on airplane parking area with aircraft will not to send out Raw collision causes damages to airport.
Utility model content
The purpose of this utility model is that: for solve special vehicle between barrier at a distance from detect, prevent special vehicle With on machine level ground aircraft or it is other collide for barriers such as the special vehicles of serving aircraft, lead to a disaster and bring damage to country The technical problems such as mistake, the utility model provide special vehicle and obstacle distance detection device.
The utility model specifically uses following technical scheme to achieve the goals above:
Special vehicle and obstacle distance detection device, including microprocessor and power supply module further include distance inspection Module, alarm module, serial communication modular and display module are surveyed, it is described to pass through serial communication modular and Wei Chu apart from detection module Manage device electrical connection, the microprocessor is electrically connected with display module and alarm module, the power supply module be microprocessor, Serial communication modular, alarm module are electrically connected apart from detection module, work normally power supply for them.
Further, the serial communication modular and microprocessor electrical connection, 2 feet and 3 feet of the serial communication modular It is grounded by resistance R39, the 8 feet electrical connection of 2 feet of the serial communication modular and the tie point of 3 feet and microprocessor, institute 1 foot for stating serial communication modular is connected with 30 feet of microprocessor, and 4 feet and 29 foot of microprocessor of the serial communication modular connect It connecing, the 5 feet ground connection of the serial communication modular, 8 feet connect power supply, and 6 feet and resistance R33 of the serial communication modular are electrically connected, The tie point of 7 feet of one end electrical connection serial communication modular of resistance R33,7 feet of the serial communication modular and resistance R33 and Resistance R29 is electrically connected and is grounded by R29, and 7 feet of serial communication modular and the tie point of resistance R33 are also and apart from detection mould Block electrical connection, 6 feet of the serial communication modular and the tie point of resistance R33 and resistance R38 are electrically connected and are grounded by R38, 6 feet of serial communication modular and the tie point of resistance R38 also and apart from detection module are electrically connected.
Further, described to be electrically connected apart from detection module with bus-type connection type and serial communication modular.
Further, it is described apart from detection module include infrared apart from detection module, ultrasonic distance detection module, laser Any one in range finder module and distance by radar detection module.
Further, described to be separately mounted to vehicle body left side, vehicle body right side, headstock, the tailstock and roof apart from detection module.
Further, the vehicle body left and right side of special vehicle installs at least four groups apart from detection module.
Further, the headstock of special vehicle and the tailstock install at least three groups apart from detection module.
Further, the roof of special vehicle installs at least four groups apart from detection module.
Further, the power supply module anode input be electrically connected with diode D2, and pass through diode D2 and Inductance UU1 electrical connection, the cathode of the power supply module are electrically connected and are grounded with the other end of inductance UU1, the inductance One end of UU1 and diode D1 electrical connection is connected in parallel capacitor C25 and capacitor C21, and passes through capacitor C25 and capacitor C21 and ground It connects, the 1 foot electrical connection of the tie point and voltage-stablizer VR1 of the inductance UU1, capacitor C25 and capacitor C21, the voltage-stablizer VR1 3 feet and 5 feet ground connection, 4 feet of the voltage-stablizer VR1 connect 5V power supply, and 2 feet of the voltage-stablizer VR1 are grounded by voltage-stabiliser tube D4, The tie point of 2 foot of the voltage-stabiliser tube D4 and voltage-stablizer connects 5V power supply, the tie point of the inductance L1 and 5V power supply by inductance L1 It is grounded by capacitor C23, capacitor C22, the company of the capacitor C22 and 5V power supply is also connected between the 5V power supply and ground Contact connects 3 feet of voltage-stablizer VR2, the 1 foot ground connection of the voltage-stablizer VR2, and 2 feet and 4 feet of the voltage-stablizer VR2 are connected to Together, and the tie point and diode D3 of 2 feet and 4 feet are electrically connected, and the diode D3 and capacitor C18 are electrically connected and pass through capacitor C18 ground connection, the both ends the capacitor C18 are also connected in parallel to capacitor C19 and capacitor C20.
Further, the alarm module includes resistance R76, resistance R001, triode Q1 and buzzer, the buzzer One termination 5V power supply, the collector of another termination Q1, the emitter ground connection of the triode Q1, the base stage of the triode Q1 It is grounded by resistance R001, the base stage of the triode Q1 and the tie point of resistance R001 and resistance R76 are electrically connected, institute State one end of resistance R76 and the 9 feet electrical connection of microprocessor.
The beneficial effects of the utility model are as follows:
1, the utility model passes through microprocessor, power supply module, apart from detection module, alarm module, serial communication Module and display module, be used cooperatively, can effectively detect special vehicle between peripheral obstacle at a distance from, be special vehicle Anti-collision system normally effectively works and provides effective guarantee, with prevent in special vehicle operation process on airplane parking area aircraft or The other special vehicles of person collide, and bring loss to country, while the utility model structure is simple, required component is city There is the conventional component sold on face, novel can be promoted the use of in the market convenient for this.
2, the utility model is completed to use to microprocessor and apart from the connection communication of detection module by serial communication modular Family can select according to the actual situation it is infrared apart from detection module, ultrasonic distance detection module, laser ranging module and radar away from The detection with a distance from any one progress in detection module, if there are the atmosphere such as dense fog on the airport of the user installation device as usual Ultrasonic distance detection module may be selected and realize the measurement adjusted the distance, facilitate the replacement of module.
3, the utility model is by the alarm module that is electrically connected with microprocessor, when the data returned apart from detection module are small When threshold value in the microprocessor is arranged, then microprocessor sends instruction, and buzzer is started to work, warning reminding special vehicle Operator, to act in time, with prevent special vehicle on airplane parking area aircraft or other special vehicles collide, Big loss is brought to country.
Detailed description of the invention
Fig. 1 is the utility model special vehicle and obstacle distance structure of the detecting device schematic diagram;
Fig. 2 is the utility model circuit diagram;
Fig. 3 is the utility model power supply module diagram;
Fig. 4 is scheme of installation of the utility model apart from detection module on special vehicle;
Fig. 5 is the utility model alarm module circuitry schematic diagram;
Appended drawing reference: 1- is supplied apart from detection module, 2- serial communication modular, 3- alarm module, 4- display module, 5- power supply To module.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.In addition, term " the One ", " second " etc. is only used for distinguishing description, is not understood to indicate or imply relative importance.
In the description of the utility model embodiment, it should be noted that the instructions such as term "inner", "outside", "upper" Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings or when utility model product use usually puts The orientation or positional relationship put, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical Novel limitation.
Embodiment 1
As shown in Figure 1 and Figure 2, the present embodiment, including microprocessor STM32F103RCT6, power supply module, distance inspection Surveying module, alarm module, serial communication modular and display module, the display module includes LED display, the distance detection Module is electrically connected by serial communication modular with microprocessor STM32F103RCT6, the microprocessor STM32F103RCT6 and Display module and alarm module electrical connection, the power supply module be microprocessor, serial communication modular, alarm module, away from It is electrically connected from detection module, works normally power supply for them.
In the present embodiment by include microprocessor STM32F103RCT6, power supply module, apart from detection module, report The cooperation of alert module, serial communication modular and display module is, it can be achieved that between the special vehicle and peripheral obstacle in operation Distance detection, normally effectively works for special vehicle anti-collision system and provides effective guarantee, to prevent special vehicle operation process In on airplane parking area aircraft or other special vehicles collide, bring loss to country.
Embodiment 2
As shown in Figure 1, the present embodiment, the serial communication modular RS485 and microprocessor STM32F103RCT6 are electrically connected It connecing, 2 feet and 3 feet of the serial communication modular RS485 pass through resistance R39 and are grounded, and the 2 of the serial communication modular RS485 8 feet of the tie point and microprocessor STM32F103RCT6 of foot and 3 feet are electrically connected, 1 foot of the serial communication modular RS485 It is connected with 30 feet of microprocessor STM32F103RCT6,4 feet and microprocessor of the serial communication modular RS485 29 feet of STM32F103RCT6 connect, and the 5 feet ground connection of the serial communication modular RS485,8 feet connect power supply, the serial communication 6 feet and resistance R33 of module RS485 are electrically connected, 7 feet of one end electrical connection serial communication modular RS485 of resistance R33, described 7 feet of serial communication modular RS485 and the tie point of resistance R33 and resistance R29 are electrically connected and are grounded by R29, serial communication 7 feet of module RS485 and the tie point of resistance R33 also and apart from detection module are electrically connected, the serial communication modular RS485 6 feet and resistance R33 tie point and resistance R38 be electrically connected and by R38 be grounded, 6 feet of serial communication modular RS485 and The tie point of resistance R38 also and apart from detection module is electrically connected.
Embodiment 3
Described to be electrically connected apart from detection module with bus-type connection type and serial communication modular RS485, this kind communicates mould Formula hardware configuration is simple, and maintenance is simple.
Embodiment 4
It is described apart from detection module include infrared apart from detection module GY56, ultrasonic distance detection module JSN-SRO4T- 2.0, any one in laser ranging module TFmini and distance by radar detection module TFmini, airport can be according in airport Situation selects range finder module appropriate to be installed.
Embodiment 5
It is described to be separately mounted to vehicle body left side, vehicle body right side, headstock, the tailstock and roof apart from detection module, so as to spy The barrier of kind of vehicle's surroundings is detected, prevent vehicle body surrounding any aircraft collided on upper airplane parking area on one side or it is other just In the special vehicle of operation, cause damages.
Embodiment 6
The vehicle body left and right side of special vehicle installs at least four groups apart from detection module, the number of mounting distance detection module Measure according to installation the utility model distance detection device vehicle condition depending on, such as to volume it is big, weight is big, danger coefficient is high Tank service truck can install more than four groups in vehicle body left and right side apart from detection module, it is on the left of vehicle body and right preferably to detect Side between barrier at a distance from.
Embodiment 7
The headstock and the tailstock of special vehicle install at least three groups apart from detection module, the quantity root of mounting distance detection module Depending on vehicle condition according to the distance detection device of installation the utility model, such as to volume it is big, weight is big, danger coefficient is high adds Oily vehicle can be more than three groups apart from detection module, preferably to detect between headstock and the tailstock and barrier in headstock and tailstock installation Distance.
Embodiment 8
The roof of special vehicle installs at least four groups apart from detection module, and the quantity of mounting distance detection module is according to installation Depending on the vehicle condition of the distance detection device of the utility model, the vehicle that operator is operated to roof is such as involved the need for , for convenient for operator can smoothly down operation platform, it is mountable to be more than four groups apart from detection module, to improve the essence of detection Degree.
Embodiment 9
The anode input of the power supply module is electrically connected with diode D2, and passes through diode D2 and inductance UU1 electricity Connection, the cathode of the power supply module are electrically connected and are grounded with the other end of inductance UU1, the inductance UU1 and diode One end of D1 electrical connection is connected in parallel capacitor C25 and capacitor C21, and is connected by capacitor C25 and capacitor C21 and ground, the electricity Feel the 1 foot electrical connection of the tie point and voltage-stablizer VR1 of UU1, capacitor C25 and capacitor C21,3 feet and 5 feet of the voltage-stablizer VR1 Ground connection, 4 feet of the voltage-stablizer VR1 connect 5V power supply, and 2 feet of the voltage-stablizer VR1 are grounded by voltage-stabiliser tube D4, the pressure stabilizing The tie point of 2 foot of pipe D4 and voltage-stablizer connects 5V power supply by inductance L1, and the tie point of the inductance L1 and 5V power supply passes through capacitor C23 ground connection, is also connected with capacitor C22, the capacitor C22 is connected with the tie point of 5V power supply between the 5V power supply and ground 3 feet of voltage-stablizer VR2, the 1 foot ground connection of the voltage-stablizer VR2,2 feet and 4 feet of the voltage-stablizer VR2 link together, and 2 feet It is electrically connected with the tie point and diode D3 of 4 feet, the diode D3 and capacitor C18 are electrically connected and pass through capacitor C18 and be grounded, institute It states the both ends capacitor C18 and is also connected in parallel to capacitor C19 and capacitor C20.
Embodiment 10
The alarm module includes resistance R76, resistance R001, triode Q1 and buzzer, and the buzzer one terminates 5V Power supply, the collector of another termination Q1, the emitter ground connection of the triode Q1, the base stage of the triode Q1 pass through resistance R001 ground connection, the base stage of the triode Q1 and the tie point of resistance R001 and resistance R76 electrical connection, the resistance R76 One end and microprocessor 9 feet electrical connection.

Claims (10)

1. special vehicle and obstacle distance detection device, including microprocessor and power supply module (5), which is characterized in that It further include apart from detection module (1), alarm module (3), serial communication modular (2) and display module (4), the distance detection mould Block (1) is electrically connected by serial communication modular (2) with microprocessor, the microprocessor and display module (4) and alarm module (3) it is electrically connected, the power supply module (5) is microprocessor, serial communication modular (2), alarm module (3), distance detection Module (1) electrical connection works normally power supply for them.
2. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the serial communication Module (2) and microprocessor electrical connection, 2 feet and 3 feet of the serial communication modular (2) pass through resistance R39 and are grounded, the string The electrical connection of 8 feet of 2 feet of port communications module (2) and the tie point of 3 feet and microprocessor, 1 foot of the serial communication modular (2) It is connected with 30 feet of microprocessor, 4 feet of the serial communication modular (2) are connected with 29 foot of microprocessor, the serial communication 5 feet of module (2) are grounded, and 8 feet connect power supply, and 6 feet and resistance R33 of the serial communication modular (2) are electrically connected, resistance R33's One end is electrically connected 7 feet of serial communication modular (2), 7 feet of the serial communication modular (2) and the tie point and electricity of resistance R33 Resistance R29 is electrically connected and is grounded by R29, and 7 feet of serial communication modular (2) and the tie point of resistance R33 are also and apart from detection mould Block (1) electrical connection, 6 feet of the serial communication modular (2) and the tie point and resistance R38 of resistance R33 are electrically connected and pass through R38 Ground connection, 6 feet of serial communication modular (2) and the tie point of resistance R38 also and apart from detection module (1) are electrically connected.
3. special vehicle according to claim 2 and obstacle distance detection device, which is characterized in that the distance detection Module (1) is electrically connected with bus-type connection type and serial communication modular (2).
4. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the distance detection Module (1) includes infrared apart from detection module, ultrasonic distance detection module, laser ranging module and distance by radar detection module In any one.
5. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the distance detection Module (1) is separately mounted to vehicle body left side, vehicle body right side, headstock, the tailstock and roof.
6. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the vehicle of special vehicle Body left and right side installs at least four groups apart from detection module (1).
7. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the vehicle of special vehicle Head and the tailstock install at least three groups apart from detection module (1).
8. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the vehicle of special vehicle At least four groups of top installation is apart from detection module (1).
9. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the power supply The anode input of module (5) is electrically connected with diode D2, and is electrically connected by diode D2 with inductance UU1, the power supply The cathode of module (5) is electrically connected and is grounded with the other end of inductance UU1, one end of the inductance UU1 and diode D1 electrical connection Be connected in parallel capacitor C25 and capacitor C21, and connected by capacitor C25 and capacitor C21 and ground, the inductance UU1, capacitor C25 and The 1 foot electrical connection of the tie point and voltage-stablizer VR1 of capacitor C21,3 feet of the voltage-stablizer VR1 and 5 feet ground connection, the voltage-stablizer 4 feet of VR1 connect 5V power supply, and 2 feet of the voltage-stablizer VR1 are grounded by voltage-stabiliser tube D4,2 foot of the voltage-stabiliser tube D4 and voltage-stablizer Tie point connects 5V power supply by inductance L1, and the tie point of the inductance L1 and 5V power supply is grounded by capacitor C23, the 5V power supply Capacitor C22 is also connected between ground, the capacitor C22 connects 3 feet of voltage-stablizer VR2, institute with the tie point of 5V power supply The 1 foot ground connection of voltage-stablizer VR2 is stated, 2 feet and 4 feet of the voltage-stablizer VR2 link together, and the tie point and two of 2 feet and 4 feet Pole pipe D3 electrical connection, the diode D3 and capacitor C18 are electrically connected and pass through capacitor C18 and be grounded, and the both ends the capacitor C18 are also simultaneously Connection is connected with capacitor C19 and capacitor C20.
10. special vehicle according to claim 1 and obstacle distance detection device, which is characterized in that the alarm mould Block (3) includes resistance R76, resistance R001, triode Q1 and buzzer, and the buzzer one terminates 5V power supply, another termination Q1 Collector, the emitter ground connection of the triode Q1, the base stage of the triode Q1 is grounded by resistance R001, three pole The base stage of pipe Q1 and the electrical connection of the tie point of resistance R001 and resistance R76, one end of the resistance R76 and microprocessor The electrical connection of 9 feet.
CN201821857011.1U 2018-11-12 2018-11-12 Special vehicle and obstacle distance detection device Active CN209257983U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821857011.1U CN209257983U (en) 2018-11-12 2018-11-12 Special vehicle and obstacle distance detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821857011.1U CN209257983U (en) 2018-11-12 2018-11-12 Special vehicle and obstacle distance detection device

Publications (1)

Publication Number Publication Date
CN209257983U true CN209257983U (en) 2019-08-16

Family

ID=67554521

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821857011.1U Active CN209257983U (en) 2018-11-12 2018-11-12 Special vehicle and obstacle distance detection device

Country Status (1)

Country Link
CN (1) CN209257983U (en)

Similar Documents

Publication Publication Date Title
CN105620489B (en) Driving assistance system and vehicle real-time early warning based reminding method
CN104528531A (en) Container wharf RTG and RMG lower container truck alignment guide system and method
CN209087159U (en) Bridge-collision-avoidance monitoring device based on laser scanning
CN108279685A (en) A kind of floor truck that view-based access control model follows and working method
CN108189754A (en) A kind of automobile anti-collision method of multipoint mode active probe
CN207345852U (en) A kind of train Safety of Shunting Operation prevention and control system
CN209087160U (en) Bridge-collision-avoidance monitoring device based on laser scanning
CN209257983U (en) Special vehicle and obstacle distance detection device
CN206243117U (en) A kind of system of use radar for backing car detection Obstacle Position and height
CN108761555A (en) Container vehicle checks system and container vehicle inspection method
CN205158633U (en) Vehicle limit for height early warning device
CN110867081A (en) Safe driving device of electric vehicle with wireless radio frequency identification and working process thereof
CN112349143B (en) Vehicle collision early warning terminal detection device
CN107170187B (en) High-tension electricity equipment availability vehicle location early warning system and method
CN209708310U (en) A kind of Passenger Transport Hub traffic guidance equipment
CN106842189A (en) A kind of radar for backing car two is to actual measurement system
CN106530822B (en) A kind of vehicle monitoring method and system
CN109461328A (en) Bridge-collision-avoidance monitoring device based on laser scanning
CN216864918U (en) Active early warning cone barrel based on speed measuring radar monitoring
CN203228792U (en) Detection device for vehicle gauges
CN108516492A (en) A kind of lifting machine safety monitoring system
CN107963018A (en) Tire pressure monitoring device with fatigue driving early warning function
CN209443853U (en) A kind of parking stall with self-help charging function
CN113776454A (en) Boundary detection system and boundary detection method
CN207352162U (en) A kind of laser range finder

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20200511

Address after: No.19-23, floor 22, building 5, No.8, Section 1, Renmin North Road, Jinniu District, Chengdu, Sichuan 610000

Patentee after: Sichuan 300 million Fengtian Automobile Technology Co., Ltd

Address before: 610000 No. 2, Shuhua Street, Jinniu District, Chengdu City, Sichuan Province, 1-1-13-15

Patentee before: CHENGDU YANGFA ELECTROMECHANICAL Co.,Ltd.

TR01 Transfer of patent right