CN110001451A - A kind of method that electric car replaces battery automatically - Google Patents
A kind of method that electric car replaces battery automatically Download PDFInfo
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- CN110001451A CN110001451A CN201910323838.7A CN201910323838A CN110001451A CN 110001451 A CN110001451 A CN 110001451A CN 201910323838 A CN201910323838 A CN 201910323838A CN 110001451 A CN110001451 A CN 110001451A
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- replacement device
- parking area
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- 239000011241 protective layer Substances 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 229920002799 BoPET Polymers 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 25
- 238000012545 processing Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000004304 visual acuity Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000005540 biological transmission Effects 0.000 description 1
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- 239000011888 foil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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- 230000009467 reduction Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/06—Supplying batteries to, or removing batteries from, vehicles
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Secondary Cells (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a kind of methods that electric car replaces battery automatically, belong to battery altering technical field.Aiming at the problem that electric car in the prior art replaces low efficiency, labor intensive, the present invention provides a kind of this method that electric car replaces battery automatically, it includes: after electric car reaches parking area, by the pressure value of the sensor test parking area in parking area, when pressure value is greater than YkN, battery replacement device starting;Battery replacement device is slided along parking area inner orbit, and the travel switch being arranged on the velocity sensor and sliding rail in battery replacement device cooperates, at any time the speed of regulating cell more changing device, and battery replacement device stops when reaching designated position;Battery replacement device completes the replacement of batteries of electric automobile after designated position is stopped, and after the completion of battery altering, electric car is driven out to parking area.Whole process automatic processing reduces artificial degree of participation, so that electric car replacement efficiency is higher, saves cost.
Description
Technical field
The invention belongs to battery altering technical fields, replace battery automatically more specifically to a kind of electric car
Method.
Background technique
Electric car by storage electrical energy drive running car in the battery, reduce vehicle to fossil energy according to
Rely, is an important means for solving the problems, such as national energy security.Due to being limited by current battery power density, electric car
Continual mileage be usually 100 to 200 kilometers, far from the continual mileage phase for being usually more than 500 kilometers with orthodox car
Than.Therefore, it quickly and easily can carry out electric energy supplement on electric car and will become to influence using and promoting for electric car
Key factor.Under current battery state-of-art, battery charging usually requires to complete for several hours, and the no image of Buddha refuels the same
Battery is charged in a few minutes, because of that high current will generate adverse effect to battery life to battery charging.Therefore,
Replacement battery becomes currently the only feasible electric car electric energy and quickly supplements method.But in the prior art for electronic vapour
The degree of participation that the replacement battery of vehicle is artificial is larger, and labor intensive and time, replacement efficiency is slower.
It is also correspondingly improved regarding to the issue above, it is open such as Chinese Patent Application No. CN201210545912.8
Day is on April 24th, 2013, and which disclose a kind of methods of quick change of battery box, comprising: is carried out to factory battery case
The step of bar coding;The each of battery management system sends main control unit for the encoded information of battery case from control unit, asks
The step of asking main control unit to distribute ID;After main control unit has collected all cell encoding information from control, to all battery cases from small
To the step of being numbered greatly;The step of main control unit distributes ID to each battery case controlled from control unit.By to factory
Battery case is encoded, and battery management system can quickly and automatically realize number, greatly reduces the time of replacement battery.
The patent is disadvantageous in that: although effectively reducing the time of battery altering, early period is longer to the coding time of battery
And it is error-prone.
For another example Chinese Patent Application No. CN201810035355.2, publication date are on June 29th, 2018, which disclose
A kind of battery station of automatic replacement Vehicular battery and method, including vehicle limiting device, cabinet, are arranged in the box inside
Charging board and manipulator and the control of intelligent terminal being arranged on the outside of the cabinet;The bottom of box and the vehicle limit
Position device, which matches, is provided with electrically operated gate, and the first camera is provided on the manipulator;The control of intelligent terminal includes place
Manage device, memory and input key.This battery station user only needs vehicle parking according to vehicle limiting device in predeterminated position, and
Replacement battery request is submitted by input key, battery station can realize the replacement of Vehicular battery automatically;And unified pair of battery station
Battery charges, and is conducive to guarantee charging quality;When user's Vehicular battery not enough power supply, it is only necessary to realize battery by battery station
The instant workability of vehicle has been effectively ensured without falling into a long wait battery charging in replacement.The shortcoming of the patent
It is: it is slower replaces efficiency when electric car carries out replacement battery, and artificial degree of participation is still more, easily operates
Error.
Summary of the invention
1. to solve the problems, such as
Aiming at the problem that electric car in the prior art replaces low efficiency, labor intensive, it is electronic that the present invention provides this one kind
The method that automobile replaces battery automatically.Whole process automatic processing greatly reduces artificial degree of participation, so that battery is more
The efficiency and precision changed has biggish promotion, and reduces the input cost of equipment, use value with higher.
2. technical solution
To solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:
A kind of method that electric car replaces battery automatically, comprising the following steps:
(1) electric car reach parking area after, by parking area sensor test parking area pressure value and
Control system is outputed voltage signal to, when the pressure value in parking area is greater than YkN, control system controls battery replacement device
Starting;Y≥0;
(2) battery replacement device is travelled in orbit to parking area, several equidistant rows are provided on the track
The travel switch of column, battery replacement device are internally provided with velocity sensor, and velocity sensor is connect with control system, reach electricity
Battery replacement device stops when electrical automobile replaces the region of battery;
(3) battery replacement device is completed to batteries of electric automobile more after the region of electric car replacement battery is stopped
It changes, after the completion of battery altering, control system can issue voice prompting, show that battery altering finishes, and electric car is driven out to parking
Region.The replacing options of entire battery are easy to operate, realize the replacement battery of automation, effectively increase the replacement effect of battery
Rate, and cooperate the using so that battery altering rate of precision with higher of several sensors, and save equipment input cost,
Use value with higher.
Further, the step (1) is pasted with resistance strain gage on the floor of parking area, resistance strain gage with
Sensor connection.Resistance strain gage resolving power is high, atomic small strain can be converted into resistance variations, error very little effectively mentions
The accuracy of high measurement.
Further, the sensor internal is provided with pick-up amplifier, the pick-up amplifier direct voltage output
Signal is to control system.Pick-up amplifier converts voltage signal for the pressure signal of sensor internal and is delivered to control system,
As a result accurate, structure is simple.
Further, matcoveredn is arranged far from the one side of bottom plate in resistance strain gage.The use of protective resistance foil gauge
Service life.
Further, the protective layer is one of PET film, PU film or elastic polymer composite material.Structure letter
It is single, wear resistance with higher.
Further, using the corresponding sled position of battery replacement device initial position as initial point in step (2), electricity
The corresponding sled position in position that pond more changing device reaches electric car replacement battery is terminal, between initial point and terminal etc.
Spacing is provided with several travel switches.Spaced set travel switch improves the accuracy of whole process, and single stroke is opened
It closes damage and has no effect on whole work, improve efficiency, maintenance and replacement are also more convenient.
Further, the result of the travel switch measurement is as follows:Wherein: Ln be it is remaining away from
From, L is initial total distance,For sum of the distance of having passed by.
Further, every one meter of setting, one travel switch on sliding rail.Neither waste travel switch can guarantee whole again
The accurate performance of a process.
Further, the velocity sensor being arranged inside battery replacement device in step (2) is spatial filter.Control
Precision is high, so that the regulation of battery replacement device speed accuracy with higher.
Further, angular transducer is provided in the battery replacement device to realize battery replacement device angle
Transformation, the angular transducer are connect with control system.It is used in parking condition not of the same race, applicability is wider.
3. beneficial effect
Compared with the prior art, the invention has the benefit that
(1) automatic operation of the invention by control system, so that the efficiency of electric car replacement battery significantly mentions
The replacement process of height, an automobile batteries can be completed in 5 minutes;And by modularized design, the complexity of structure is reduced
Property and production cost;Whole operation process realizes the intelligence of battery replacement device, Unmanned operation, what reduction manually participated in
Degree not only can be improved the efficiency of replacement battery but also can guarantee the accuracy rate of replacement battery, avoid brought by manual operation accidentally
Difference;
(2) present invention is pasted with resistance strain gage, resistance strain gage resolving power by the floor surface in parking area
Height, can be converted into atomic small strain resistance variations, error very little, generally less than 1%, can in various harsh environments work
Make;Resistance strain gage is connect with sensor, and resistance strain gage stress and deformation, change in resistance causes voltage signal to change, voltage letter
Number by sensor internal setting pick-up amplifier transfer to control system, control system provides signal, and battery replacement device is opened
Begin to start;Whole process automated setting, and conveying voltage signal is carried out by pick-up amplifier, signal stabilization is not dry vulnerable to environment
It disturbs, transmission precision is higher;
(3) matcoveredn is arranged far from the one side of bottom plate in resistance strain gage in the present invention, effectively increases resistance strain gage
The stability of test reduces the interference of external environment and then reduces the error of test;The protective layer can for PET film, PU film or
The protective layer performance of one of elastic polymer composite material, such material is stablized, and service life is longer;
(4) spaced set has travel switch, the speed in travel switch and battery replacement device to the present invention on the slide rail
Sensor is used cooperatively, when battery replacement device in orbit when driving, when touching travel switch, travel switch closure, speed
Degree sensor detects the speed of battery replacement device to feed back to control system in turn, then electricity is adjusted by control system
The speed of pond more changing device can monitor and precisely adjust the speed of battery replacement device in whole driving process in real time, make it
It can stop in the specified region that electric car replaces battery;The real-time adjusting of battery replacement device may be implemented in whole process,
On the one hand the precision for improving whole process, on the other hand reduces the energy consumption of whole process, save the cost;
(5) present invention is additionally provided with angular transducer in battery replacement device, and angular transducer realizes battery altering dress
The transformation of angle setting degree, when electric car is parked in parking area it is possible that the case where body sway, angular transducer
Setting can be good at reply this case, so that battery replacement device can be realized more function, reduce artificial participation,
The automatic processing for realizing entire battery altering process, effectively improves working efficiency.
Detailed description of the invention
Fig. 1 is algorithm flow schematic diagram of the invention;
Fig. 2 is the structural schematic diagram of battery replacement device in the present invention;
Fig. 3 is the structural schematic diagram of tray main body.
Figure number explanation: 1, shaft;2, column;3, tray main body;31, mobile pallet;32, fixed tray;33, rail
Road;34, sliding rail trolley;4, sliding block card hand;5, idler wheel;6, turntable;7, disk cover;8, pedestal;9, hydraulic stem.
Specific embodiment
The present invention is further described below combined with specific embodiments below.
Embodiment 1
As shown in Figure 1, a kind of method that electric car replaces battery automatically, comprising the following steps:
(1) electric car reach parking area after, by parking area sensor test parking area pressure value and
Control system is outputed voltage signal to, when the pressure value in parking area is greater than YkN, Y >=0, Y selection 1 herein, control system
System control battery replacement device starting;The control system is computer, and when pressure value is greater than 1kN, computer receives letter
Number, then driving pressure relay closes the switch, pressure switch be in hydraulic system when Fluid pressure reaches predetermined value,
The element for acting electric contact.Pressure switch also may be defined as converting pressure into the hydraulic component of electric signal, client root
It is needed according to the pressure design of itself, by adjusting pressure switch, realizes in the pressure of a certain setting, export an electric signal
Function.Pressure switch setting is in parking area, and effect is exactly the signal of power to be converted into electric signal output, to facilitate inspection
It surveys.Drive battery replacement device starting;Because electric car is greater than 1KN to the pressure in parking area certainly, work as pressure value
When if it is less than 1kN, sensor is likely to occur failure, needs to check sensor;Preferably, on the floor of parking area
On be pasted with resistance strain gage, resistance strain gage principle is mainly wheel and ground face contact, this is total change of resistance strain gage
Shape, 1kn is a mark for automobile, in order to prevent the influence of other human factors and the initial value that sets.Resistance-strain
Piece is connect with sensor, and resistance strain gage resolving power is high, atomic small strain can be converted into resistance variations, error very little, and one
As less than 1%, can work in various harsh environments, resistance strain gage is interfered by external environment to be less able to so that measuring
Process is more accurate;Resistance strain gage is connect with sensor, and resistance strain gage stress and deformation, change in resistance causes voltage signal to become
Change, sensor carries out the test of power, and the test of sensor is as follows:
Wherein: F indicates power suffered by resistance strain gage, unit N;A indicates all wheels and the parking area of electric car
The sum of the contact area in domain, unit m2;σ indicates the stress of resistance strain gage, unit pa;ε indicates answering for resistance strain gage
Become, E indicates elasticity modulus;Δ R indicates the resistance variations of resistance strain gage, the variation of the variation corresponding voltage;R indicates that resistance is answered
Resistance value when change piece is initial;The elasticity modulus of E expression conductor material;λ indicates piezoresistance coefficient, related with material;K indicates spirit
Sensitivity coefficient;μ indicates Poisson's coefficient;
(2) battery replacement device is travelled in orbit to parking area, several equidistant rows are provided on the track
The travel switch of column, it is preferred that using the corresponding sled position of battery replacement device initial position as initial point, battery replacement device
The corresponding sled position in position for reaching electric car replacement battery is terminal, if being equidistantly positioned between initial point and terminal
Dry travel switch, travel switch measurement find specified point and then are demarcated in advance using the physical method of measurement;It is described
The measurement of travel switch is as follows:
Wherein: Ln is remaining distance, and L is initial total distance,It has passed by sum of the distance.
Battery replacement device is internally provided with velocity sensor, and velocity sensor is connect with control system, reaches electronic vapour
Battery replacement device stops when vehicle replaces the region of battery;Spaced set has travel switch, travel switch and electricity on the slide rail
Velocity sensor in the more changing device of pond is used cooperatively, when battery replacement device in orbit when driving, touch travel switch
When, travel switch closure, velocity sensor detects the speed of battery replacement device to feed back to control system in turn, then by
The speed of battery replacement device is adjusted in control system, can monitor in real time in whole driving process and precisely adjust battery more
The speed of changing device can stop in the specified region that electric car replaces battery;Battery may be implemented more in whole process
On the one hand the real-time adjusting of changing device eliminates the influence of the unrelated sexual factors such as inertia, improves the precision of whole process, on the other hand
Reduce the energy consumption of whole process, save the cost;Motor in control battery replacement device may be implemented using velocity sensor
It starts and stops, velocity sensor senses speed, and then feedback arrives control centre, and then regulating cell more changes the outfit for control centre
The voltage of motor in setting, voltage is higher, and revolving speed is higher, and then achievees the purpose that regulating cell more changing device speed.
In the present embodiment, every one meter of setting, one travel switch between initial point and terminal on the slide rail, so that electric
On the one hand pond more changing device can be monitored in real time and be adjusted in the process of moving, improve the accuracy of whole process;On the other hand,
The waste of travel switch is avoided, the quantity of reasonable utilization travel switch saves cost;
(3) battery replacement device is completed to batteries of electric automobile more after the region of electric car replacement battery is stopped
It changes, after the completion of battery altering, control system can issue voice prompting, show that battery altering finishes, and electric car is driven out to parking
Region.
The present invention is by the automatic operation of control system, so that the efficiency of electric car replacement battery increases substantially,
The replacement process of one automobile batteries can be completed in 5 minutes;And by modularized design, reduce structure complexity and
Production cost;Whole operation process realizes the intelligence of battery replacement device, Unmanned operation, reduces the degree manually participated in
Not only the efficiency of replacement battery can be improved but also can guarantee the accuracy rate of replacement battery, avoid error brought by manual operation;
Use value with higher.
Embodiment 2
Substantially with embodiment 1, it is preferred that matcoveredn is arranged far from the one side of bottom plate in resistance strain gage, effectively increases
The stability of resistance-strain built-in testing reduces the interference of external environment and then reduces the error of test;The protective layer is PET
The protective layer performance of one of film, PU film or elastic polymer composite material, such material is stablized, and service life is longer.
Embodiment 3
Substantially with embodiment 1, it is preferred that the velocity sensor being arranged inside battery replacement device in step (2) is space
Filter, spatial filter have the performance of preferable control precision, can be effective in battery replacement device walking process
Its speed is adjusted, so that the speed regulation of battery replacement device is more accurate, effectively reduces error, so that electric car
The replacement of battery is more accurately and rapidly;The spatial filter is moved synchronously with battery replacement device, is measured in unit space
The temporal frequency of signal;Spatial filter working principle is as follows: spatial filter includes screen, is had in the long L in space N number of equidistant
From grid seam, when the movement speed of screen is v, time of moving distance L is t0;
Spatial frequency:(change frequency in unit space length)
Temporal frequency:
Speed:
Embodiment 4
Substantially with embodiment 1, it is preferred that be provided with angular transducer in the battery replacement device to realize battery altering
The transformation of design factors, the angular transducer are connect with control system.Preferably, as shown in Figures 2 and 3, the battery is more
Changing device includes tray main body 3, and tray main body 3 includes fixed tray 32 and the mobile pallet 31 being arranged on fixed tray 32,
It is provided with track 33 on mobile 31 upper surface of pallet, sliding rail trolley 34 is provided on track 33, sliding rail trolley 34 is internally provided with
Electromagnet, the force snesor connecting with electromagnet, 34 one end of sliding rail trolley and mobile 31 one end of pallet are connect with hydraulic stem 9,
34 other end of sliding rail trolley is provided with pressure sensor, and the column 2 of 3 two sides of tray main body is arranged in, and the tray main body 3 passes through
Sliding block card hand 4 is connect with the column 2 of two sides;2 bottom of column of two sides is arranged in 6 two sides of turntable, and turntable 6 is provided centrally with shaft
1, turntable 6 is internally provided with angular transducer, and pedestal 8 is provided with below turntable 6, and pedestal 8 is internally provided with velocity sensor, bottom
8 lower section of seat is provided with idler wheel 5, and the angular transducer is connect with control system with velocity sensor.Angular transducer is realized
The transformation of battery replacement device angle, when electric car is parked in parking area it is possible that the case where body sway, angle
The setting of degree sensor can be good at reply this case, so that battery replacement device can be realized more function, reduce
Artificial participation realizes the automatic processing of entire battery altering process, effectively improves working efficiency.Angular transducer detection electricity
The angle of pond more changing device, when angle is when except positive and negative 5 °, angular transducer movement is adjusted in the range, angle herein
Degree also can choose the other angles such as 1 °, 2 °, according to angle adjust battery replacement device stretch out length, this angle be by
The design of equipment controls, and can only limit maximum angle, which can obtain through inventor's many experiments, because of general electric car body
At 5 meters or so, 5*sin5 ° is calculated 0.436 meter of worst error or so in this way, and error range is smaller, so that result is more accurate;
The replacement process of the battery replacement device is as follows: when battery replacement device reaches the position of electric vehicle replacement battery
When, sliding block card hand 4 makes tray main body 3 drop to battery bottom surface by chaindriven mode, moves under the driving of hydraulic stem 9
Pallet 31 is moved at automobile chassis, so that mobile pallet 31 is parked in the interface of battery, battery is in the upper of mobile pallet 31
Side, with aft ramp trolley 34 along the operation of track 33 to the contact position with automobile batteries, sliding rail trolley 34 under the driving of hydraulic stem 9
One end is provided with pressure sensor, and pressure sensor reaches the power that a certain numerical value starts to pass in sliding rail trolley 34 and senses
Device, force snesor then make electromagnet be powered, so that sliding rail trolley 34 adsorbs battery, then sliding rail trolley is past along track 33
Row is backhauled, automobile batteries is removed;When carrying out electric discharge pond, mobile pallet 31 is moved to automobile bottom under the driving of hydraulic stem 9
Pan Chu, so that mobile pallet 31 is parked in the interface of battery, the pressure sensor of 34 one end of sliding rail trolley reaches a certain number at this time
Value starts to pass to the force snesor in sliding rail trolley 34, and force snesor then powers off electromagnet, and electromagnetic force disappears, sliding
Rail trolley 34 is pulled to battery in the workbench that automobile chassis holds battery under the driving of hydraulic stem 9, i.e. the one of battery
Secondary replacement is completed;The numerical value of the pressure sensor of 34 one end of sliding rail trolley is depending on different situations in the present embodiment;Process behaviour
Make simplicity, replacement efficiency is fast, and the degree of automation is higher, can be realized the automatic replacement of battery, and it replaces efficiency and precision is higher,
Structure is simple, and design is reasonable.
Schematically the invention and embodiments thereof are described above, description is not limiting, not
In the case where spirit or essential characteristics of the invention, the present invention can be realized in other specific forms.Institute in attached drawing
What is shown is also one of the embodiment of the invention, and actual structure is not limited to this, any attached in claim
Icon note should not limit the claims involved.So not departed from if those of ordinary skill in the art are inspired by it
In the case where this creation objective, frame mode similar with the technical solution and embodiment are not inventively designed, it should all
Belong to the protection scope of this patent.In addition, one word of " comprising " is not excluded for other elements or step, "one" word before the component
It is not excluded for including " multiple " element.The multiple element stated in claim to a product can also by an element by software or
Person hardware is realized.The first, the second equal words are used to indicate names, and are not indicated any particular order.
Claims (10)
1. a kind of method that electric car replaces battery automatically, it is characterised in that: the following steps are included:
(1) pressure value and output after electric car reaches parking area, by the sensor test parking area in parking area
Voltage signal is to control system, and when the pressure value in parking area is greater than YkN, control system control battery replacement device is opened
It is dynamic;Y≥0;
(2) battery replacement device is travelled in orbit to parking area, is provided with what several were equidistantly arranged on the track
Travel switch, battery replacement device are internally provided with velocity sensor, and velocity sensor is connect with control system, reach electronic vapour
Battery replacement device stops when vehicle replaces the region of battery;
(3) battery replacement device completes the replacement to batteries of electric automobile after the region of electric car replacement battery is stopped, when
After the completion of battery altering, electric car is driven out to parking area.
2. the method that a kind of electric car according to claim 1 replaces battery automatically, it is characterised in that: the step
(1) resistance strain gage is pasted on the floor of parking area, resistance strain gage is connect with sensor.
3. the method that a kind of electric car according to claim 2 replaces battery automatically, it is characterised in that: the sensor
It is internally provided with pick-up amplifier, the pick-up amplifier direct voltage output signal to control system.
4. the method that a kind of electric car according to claim 3 replaces battery automatically, it is characterised in that: resistance strain gage
Matcoveredn is arranged in one side far from bottom plate.
5. the method that a kind of electric car according to claim 4 replaces battery automatically, it is characterised in that: the protective layer
For one of PET film, PU film or elastic polymer composite material.
6. the method that a kind of electric car according to claim 1 replaces battery automatically, it is characterised in that: in step (2)
In using the corresponding sled position of battery replacement device initial position as initial point, battery replacement device reach electric car replacement electricity
The corresponding sled position in the position in pond is terminal, and spaced set has several travel switches between initial point and terminal.
7. the method that a kind of electric car according to claim 6 replaces battery automatically, it is characterised in that: the stroke is opened
The result for closing measurement is as follows:Wherein: Ln is remaining distance, and L is initial total distance,To have walked
Cross sum of the distance.
8. the method that a kind of electric car according to claim 6 replaces battery automatically, it is characterised in that: on sliding rail every
One meter of setting, one travel switch.
9. the method that a kind of electric car according to claim 1 replaces battery automatically, it is characterised in that: in step (2)
The velocity sensor being arranged inside battery replacement device is spatial filter.
10. the method that a kind of electric car according to claim 9 replaces battery automatically, it is characterised in that: the battery
Angular transducer is provided in more changing device to realize the transformation of battery replacement device angle, the angular transducer and control system
System connection.
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