CN109263583A - A kind of pure electric automobile - Google Patents

A kind of pure electric automobile Download PDF

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Publication number
CN109263583A
CN109263583A CN201811026063.9A CN201811026063A CN109263583A CN 109263583 A CN109263583 A CN 109263583A CN 201811026063 A CN201811026063 A CN 201811026063A CN 109263583 A CN109263583 A CN 109263583A
Authority
CN
China
Prior art keywords
buffer
capacitor
rectifier bridge
integrated circuit
resistance
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.)
Withdrawn
Application number
CN201811026063.9A
Other languages
Chinese (zh)
Inventor
高祥
李随群
居锦武
王兰英
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 University of Science and Engineering
Original Assignee
Sichuan University of Science and Engineering
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 Sichuan University of Science and Engineering filed Critical Sichuan University of Science and Engineering
Priority to CN201811026063.9A priority Critical patent/CN109263583A/en
Publication of CN109263583A publication Critical patent/CN109263583A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/24Arrangements for mounting bumpers on vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/44Bumper guards
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a kind of pure electric automobile, including vehicle body, the rear end of vehicle body is equipped with rear bumper, and rear bumper is equipped with several buffer units;Buffer unit includes the buffer stopper being arranged on rear bumper, the side of buffer stopper is equipped with buffer board, and the side is additionally provided with the buffer bar across buffer board, buffer board is horizontally set on the inside of rear bumper, the first spring is equipped between buffer bar and buffer board, the inside of vehicle body is equipped with battery, battery is electrically connected with charging module, the charging module includes charging circuit, in the pure electric automobile, multi-buffer can be carried out to cushion effect by buffer unit, while power can also be decomposed, improve the impact resistant capability of rear bumper;Meanwhile the reliable charging to battery can be realized by charging circuit, and the operating voltage range of integrated circuit is big, the reliability of charging is further improved, the reliability of electric car is improved, the present invention has rational design, is suitble to promote the use of.

Description

A kind of pure electric automobile
Technical field
The present invention relates to pure electric automobile fields, and in particular to a kind of pure electric automobile.
Background technique
It in existing pure electric automobile, is buffered only by the elasticity of bumper itself at rear bumper The ability of anticollision, such anticollision is limited;Moreover, automobile is during charging, due to internal integrated circuit operation Voltage range is limited, results in the stability that will affect its work when power grid fluctuates, to reduce electronic vapour The reliability of vehicle.
Summary of the invention
The present invention is above-mentioned in order to overcome the shortcomings of, provides a kind of pure electric automobile, including vehicle body, and the rear end of the vehicle body is set There is rear bumper, the rear bumper is equipped with several buffer units;
The buffer unit includes the buffer stopper being arranged on rear bumper, and the side of buffer stopper is equipped with buffer board, and should Side is additionally provided with the buffer bar across buffer board, and the buffer board is horizontally set on the inside of rear bumper, the buffer bar and slow The first spring is equipped between punching;
The two sides of the buffer bar are equipped with a fixed block, and each fixed block is equipped with a connecting rod, every connection The end of bar is equipped with a sliding block, and each sliding block is arranged on buffer board, and is slided on buffer board, and the two of the buffer board End is equipped with a locating piece, and a second spring is equipped between each locating piece and the fixed block of the side;
Wherein, after rear bumper is by active force, buffer stopper touches active force first, then by buffer bar slow It moves in punching, is once buffered by the first spring;Then, the fixed block of buffer bar two sides will control corresponding company Extension bar realizes that sliding block moves on buffer board, vertical active force is converted into lateral active force, can divide power Solution, improves the effect of buffering, reduces the reliability for improving automobile to the active force on rear bumper single direction.
The inside of the vehicle body is equipped with battery, and the battery is electrically connected with charging module, and the charging module includes Charging circuit, the charging circuit include integrated circuit, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th electricity Resistance, first capacitor, the second capacitor, third capacitor, the 4th capacitor, relay, the first rectifier bridge, the second rectifier bridge, fuse, One diode, first switch, second switch and triode, the outlet side and second switch and battery of first rectifier bridge are simultaneously The input side of connection, the input side of first rectifier bridge and the second rectifier bridge is in parallel, and opens jointly with fuse and relay Connection connects, the switch in parallel of the first switch and relay, and one end of the input side of first rectifier bridge passes through the first electricity Hold and the parallel circuit external power supply of first resistor composition, one end of the input side of second rectifier bridge by the second capacitor and The parallel circuit external power supply of second resistance composition, the outlet side of second rectifier bridge is in parallel with the 4th capacitor, and described first Diode is in parallel with the 4th capacitor, the 9th end, the tenth end, the 12nd end, the 13rd end and the 14th end of the integrated circuit It is connect with one end of the outlet side of the second rectifier bridge, the 5th end of integrated circuit, the 6th end and the 7th end ground connection, and with second The other end of the outlet side of rectifier bridge connects, the string that the first end of the integrated circuit is made up of 3rd resistor and third capacitor The second end for joining circuit and integrated circuit connects, what the second end of the integrated circuit was made up of third capacitor and the 4th resistance The connection of the third end of series circuit and integrated circuit, the 8th end of the integrated circuit pass through the base stage of the 5th resistance and triode Connection, the emitter ground connection of the triode, the collector of the triode pass through the coil of relay and first diode Cathode connection, the plus earth of the first diode.
Wherein, integrated circuit is able to carry out programming, can control the on-off of triode, according to the electricity of battery to control The speed of system charging improves the protection to battery to improve the reliability of charging, improves the reliable of electric car Property;Moreover, the operating voltage range of integrated circuit has very big operating voltage range, in 5-25V so as to improve The stability of charging circuit charging, further improves the reliability of automobile.
Preferably, the inside of the vehicle body is additionally provided with antenna.
Preferably, the buffer board has elasticity.
Preferably, the charging circuit further includes the 6th resistance and light emitting diode, the 6th resistance and light-emitting diodes The series circuit of pipe composition and the coils from parallel connection of coils of relay, in this case after the coil of relay is powered, light emitting diode It just can be lit, to show, battery is being electrically charged at this time.
Preferably, the charging circuit further includes the second diode, the coils from parallel connection of coils of second diode and relay, And second diode anode and triode collector connect;In this case, the second diode can be to the coil of relay The voltage at both ends carries out pressure limiting, plays protective effect.
The beneficial effects of the present invention are: can be carried out to cushion effect by buffer unit multistage slow in the pure electric automobile Punching, while power can also be decomposed, improve the impact resistant capability of rear bumper;Meanwhile it can be real by charging circuit Now to the reliable charging of battery, and the operating voltage range of integrated circuit is big, further improves the reliability of charging, mentions The high reliability of electric car.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the structural schematic diagram of buffer unit of the invention;
Fig. 3 is the circuit diagram of charging circuit of the invention.
In figure: 1. vehicle bodies, 2. rear bumpers, 3. buffer stoppers, 4. buffer bars, 5. buffer boards, 6. first springs, 7. is fixed Block, 8. connecting rods, 9. sliding blocks, 10. second springs, 11. locating pieces, U1. integrated circuit, BT1. battery, R1. first resistor, R2. second resistance, R3. 3rd resistor, the 4th resistance of R4., the 5th resistance of R5., the 6th resistance of R6., C1. first capacitor, C2. Two capacitors, C3. third capacitor, the 4th capacitor of C4., the first rectifier bridge of BR1., the second rectifier bridge of BR2., FU. fuse, VD1. One diode, the second diode of VD2., S1. first switch, S2. second switch, VT1. triode, the switch of K1-1. relay, K1-2. the coil of relay.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As Figure 1-Figure 2, the rear end of a kind of pure electric automobile, including vehicle body 1, the vehicle body 1 is equipped with rear bumper 2, The rear bumper 2 is equipped with several buffer units;
The buffer unit includes the buffer stopper 3 being arranged on rear bumper 2, and the side of buffer stopper 3 is equipped with buffer board 5, And the side is additionally provided with the buffer bar 4 across buffer board 5, the buffer board 5 is horizontally set on the inside of rear bumper 2, described slow The first spring 6 is equipped between jumper bar 4 and buffer board 5;
The two sides of the buffer bar 4 are equipped with a fixed block 7, and each fixed block 7 is equipped with a connecting rod 8, and every The end of connecting rod 8 is equipped with a sliding block 9, and each sliding block 9 is arranged on buffer board 5, and is slided on buffer board 5, described The both ends of buffer board 5 are equipped with a locating piece 11, and second bullet is equipped between each locating piece 11 and the fixed block 7 of the side Spring 10;
Wherein, after rear bumper 2 is by active force, buffer stopper 3 touches active force first, then passes through buffer bar 4 It moves in buffer board 5, is once buffered by the first spring 6;Then, the fixed block 7 of 4 two sides of buffer bar, will control Corresponding connecting rod 8 realizes that sliding block 9 moves on buffer board 5, and vertical active force is converted into lateral active force, can Power is decomposed, the effect of buffering is improved, reduces to the active force on 2 single direction of rear bumper, improves automobile Reliability.
The inside of the vehicle body 1 is equipped with battery BT1, and the battery BT1 is electrically connected with charging module, the charging mould Block includes charging circuit, and the charging circuit includes integrated circuit U1, first resistor R1, second resistance R2,3rd resistor R3, It is four resistance R4, the 5th resistance R5, first capacitor C1, the second capacitor C2, third capacitor C3, the 4th capacitor C4, relay, first whole Flow bridge BR1, the second rectifier bridge BR2, fuse FU, first diode VD1, first switch S1, second switch S2 and triode The outlet side of VT1, the first rectifier bridge BR1 are in parallel with second switch S2 and battery BT1, the first rectifier bridge BR1's The input side of input side and the second rectifier bridge BR2 are in parallel, and connect jointly with the switch K1-1 of fuse FU and relay, described First switch S1 is in parallel with the switch K1-1 of relay, and one end of the input side of the first rectifier bridge BR1 passes through first capacitor One end of the parallel circuit external power supply of C1 and first resistor R1 composition, the input side of the second rectifier bridge BR2 passes through second The parallel circuit external power supply of capacitor C2 and second resistance R2 composition, the outlet side and the 4th capacitor of the second rectifier bridge BR2 C4 is in parallel, and the first diode VD1 is in parallel with the 4th capacitor C4, the 9th end, the tenth end, the 12nd of the integrated circuit U1 End, the 13rd end and the 14th end are connect with one end of the outlet side of the second rectifier bridge BR2, the 5th end of integrated circuit U1, 6th end and the 7th end ground connection, and connect with the other end of the outlet side of the second rectifier bridge BR2, the first of the integrated circuit U1 End is connect by the series circuit that 3rd resistor R3 and third capacitor C3 is formed with the second end of integrated circuit U1, the integrated electricity The second end of road U1 is connect by the series circuit that third capacitor C3 and the 4th resistance R4 is formed with the third end of integrated circuit U1, The 8th end of the integrated circuit U1 is connect by the 5th resistance R5 with the base stage of triode VT1, the transmitting of the triode VT1 The collector of pole ground connection, the triode VT1 is connect by the coil K1-2 of relay with the cathode of first diode VD1, institute State the plus earth of first diode VD1.
Wherein, integrated circuit U1 is able to carry out programming, can control triode VT1's according to the electricity of battery BT1 On-off, to improve the reliability of charging, improves the protection to battery BT1, improves electricity to control the speed of charging The reliability of electrical automobile;Moreover, the operating voltage range of integrated circuit U1 has very big operating voltage model in 5-25V It encloses, so as to improve the stability of charging circuit charging, further improves the reliability of automobile.
Preferably, the inside of the vehicle body 1 is additionally provided with antenna.
Preferably, the buffer board 5 has elasticity.
Preferably, the charging circuit further includes the 6th resistance R6 and Light-emitting diode LED 1, the 6th resistance R6 and The series circuit that Light-emitting diode LED 1 forms is in parallel with the coil K1-2 of relay, in this case in the coil K1-2 of relay After energization, Light-emitting diode LED 1 just be can be lit, and to show, battery BT1 is being electrically charged at this time.
Preferably, the charging circuit further includes the second diode VD2, the line of the second diode VD2 and relay It is in parallel to enclose K1-2, and the anode of the second diode VD2 is connect with the collector of triode VT1;In this case, the second diode The voltage that VD2 is capable of both ends coil K1-2 to relay carries out pressure limiting, plays protective effect.
It is above-mentioned according to the present invention for enlightenment, through the above description, relevant staff completely can without departing from In the range of this invention technical idea, various changes and amendments are carried out.The technical scope of this invention is not limited to In the content on specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (5)

1. a kind of pure electric automobile, it is characterised in that: including vehicle body, the rear end of the vehicle body is equipped with rear bumper, protects after described Dangerous thick stick is equipped with several buffer units;
The buffer unit includes the buffer stopper being arranged on rear bumper, and the side of buffer stopper is equipped with buffer board, and the side is also Equipped with the buffer bar across buffer board, the buffer board is horizontally set on the inside of rear bumper, the buffer bar and buffer board Between be equipped with the first spring;
The two sides of the buffer bar are equipped with a fixed block, and each fixed block is equipped with a connecting rod, every connecting rod End is equipped with a sliding block, and each sliding block is arranged on buffer board, and is slided on buffer board, and the both ends of the buffer board are equal Equipped with a locating piece, a second spring is equipped between each locating piece and the fixed block of the side;
The inside of the vehicle body is equipped with battery, and the battery is electrically connected with charging module, and the charging module includes charging Circuit, the charging circuit include integrated circuit, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, One capacitor, the second capacitor, third capacitor, the 4th capacitor, relay, the first rectifier bridge, the second rectifier bridge, fuse, the one or two The outlet side of pole pipe, first switch, second switch and triode, first rectifier bridge is in parallel with second switch and battery, The input side of first rectifier bridge and the input side of the second rectifier bridge are in parallel, and connect jointly with the switch of fuse and relay Connect, the switch in parallel of the first switch and relay, one end of the input side of first rectifier bridge by first capacitor and One end of the parallel circuit external power supply of first resistor composition, the input side of second rectifier bridge passes through the second capacitor and second The parallel circuit external power supply of resistance composition, the outlet side of second rectifier bridge is in parallel with the 4th capacitor, the one or two pole Guan Yu tetra- capacitor is in parallel, the 9th end, the tenth end, the 12nd end, the 13rd end and the 14th end of the integrated circuit with One end of the outlet side of second rectifier bridge connects, the 5th end, the 6th end and the 7th end ground connection of integrated circuit, and rectifies with second The other end of the outlet side of bridge connects, the series electrical that the first end of the integrated circuit is made up of 3rd resistor and third capacitor The connection of the second end of road and integrated circuit, the series connection that the second end of the integrated circuit is made up of third capacitor and the 4th resistance 8th end of the connection of the third end of circuit and integrated circuit, the integrated circuit is connected by the base stage of the 5th resistance and triode It connects, the emitter ground connection of the triode, the collector of the triode passes through the coil of relay and the yin of first diode Pole connection, the plus earth of the first diode.
2. a kind of pure electric automobile according to claim 1, it is characterised in that: the inside of the vehicle body is additionally provided with antenna.
3. a kind of pure electric automobile according to claim 1, it is characterised in that: the buffer board has elasticity.
4. a kind of pure electric automobile according to claim 1, it is characterised in that: the charging circuit further includes the 6th resistance And light emitting diode, the coils from parallel connection of coils of the series circuit and relay of the 6th resistance and light emitting diode composition.
5. a kind of pure electric automobile according to claim 1, it is characterised in that: the charging circuit further includes the two or two pole Pipe, the coils from parallel connection of coils of second diode and relay, and the collector of the anode of the second diode and triode connect.
CN201811026063.9A 2018-09-04 2018-09-04 A kind of pure electric automobile Withdrawn CN109263583A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811026063.9A CN109263583A (en) 2018-09-04 2018-09-04 A kind of pure electric automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811026063.9A CN109263583A (en) 2018-09-04 2018-09-04 A kind of pure electric automobile

Publications (1)

Publication Number Publication Date
CN109263583A true CN109263583A (en) 2019-01-25

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ID=65187511

Family Applications (1)

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CN201811026063.9A Withdrawn CN109263583A (en) 2018-09-04 2018-09-04 A kind of pure electric automobile

Country Status (1)

Country Link
CN (1) CN109263583A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050105773A (en) * 2004-05-03 2005-11-08 기아자동차주식회사 Device of absorbing the impact of a rear guard of a truck
CN106696736A (en) * 2016-12-21 2017-05-24 西安特锐德智能充电科技有限公司 Direct current charging system, power distribution module, path detection method and charging method
CN206644772U (en) * 2017-03-16 2017-11-17 嵊州市博琨汽车配件有限公司 A kind of good automobile using collision prevention girders of anti-collision effect
CN207345731U (en) * 2018-01-18 2018-05-11 芜湖市丰德汽车部件有限公司 A kind of impact strength alleviates bumper
CN208053278U (en) * 2018-04-18 2018-11-06 九江职业技术学院 A kind of pure electric automobile

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050105773A (en) * 2004-05-03 2005-11-08 기아자동차주식회사 Device of absorbing the impact of a rear guard of a truck
CN106696736A (en) * 2016-12-21 2017-05-24 西安特锐德智能充电科技有限公司 Direct current charging system, power distribution module, path detection method and charging method
CN206644772U (en) * 2017-03-16 2017-11-17 嵊州市博琨汽车配件有限公司 A kind of good automobile using collision prevention girders of anti-collision effect
CN207345731U (en) * 2018-01-18 2018-05-11 芜湖市丰德汽车部件有限公司 A kind of impact strength alleviates bumper
CN208053278U (en) * 2018-04-18 2018-11-06 九江职业技术学院 A kind of pure electric automobile

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Application publication date: 20190125