CN101531141B

CN101531141B - Charging contact device of electric automobile and automatic rapid charging station

Info

Publication number: CN101531141B
Application number: CN2009101360304A
Authority: CN
Inventors: 田耕
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-24
Filing date: 2009-04-24
Publication date: 2011-01-26
Anticipated expiration: 2029-04-24
Also published as: CN101531141A

Abstract

The invention provides a pantograph type current collector of electric automobile and an automatic rapid charging station. Two pantograph type current collectors are parallel installed on the electric automobile top which has a single main shaft driven by gas cylinder or hydraulic pressure cylinder, and can act local arc movement, a gimbal is installed on the current collector end, a current slide block is fixed on the gimbal; an output end of the electric automobile charging station is two parallel contact plates on the automobile road upper part, two ends of the contact plate has introduce arc and educe arc; the electric automobile runs over the automobile charging station with standard speed along the road under control by relative sensing, detecting and controller which can complete whole process of collecting bow, charging, de-charging and depressing bow automatically.

Description

Charging contact device between electronlmobil and the battery-charging station

(1) technical field:

The present invention relates to the charging of electronlmobil, specifically the charging contact device between electronlmobil and the battery-charging station.

(2) background technology:

The electronlmobil of super capacitor electronlmobil and super capacitor and battery composite power source can be used for city bus and other short-range transportation, electronlmobil will play an important role for energy-saving and emission-reduction, the metropolitan livable quality of raising, and charging is one of key link of electric vehicle engineering.

The electrically-charged characteristics of super capacitor are: the distance that charging current is big, charging duration is short, travel behind the charging electric vehicle continuously time short, charging interval once more is short, needs frequent charge.So require the area of contact of battery-charging station mouth and electronlmobil receiving end that rational contact pressure will greatly and be arranged, process of charging is efficient and convenient, degree of automation wants high, reduce as far as possible or remove non-electrically-charged non-cutting time, electronlmobil wants to utilize to greatest extent the electric energy of battery-charging station in battery-charging station.

By relevant technical periodical, patent documentation are investigated and consulted to the traditional electric automobile charging scheme, find existingly to be subjected to the relevant technical scheme of method for electrically: 1, ZL03142211.X two-wire powering type trackless trolley car collector bow with the charging electric vehicle collection, 2, the bipolar pantograph of CN200410015991.7 electric car of public traffic scissors, 3, ZL200710094281.1 elec. vehicle pantograph.The problem that in the specification sheets of the 3rd patent preceding two patents is existed is described, and still, in ZL200710094281.1, still exists on principle and can not reach the practical following defective that requires of failure-free:

1, prop the multistage cylinder vertically-acting that is subjected to electroplax, it is low to analyze its operation precision from principle, because there is not the elastomeric lever amplifying element of air to make that elastic working scope deficiency, contact pressure are difficult to guarantee.

2, a bearing pin that plays the swing supporting role is arranged, can make two of electronlmobil contacted simultaneously with two contact wires of battery-charging station mouth by electroplax, but can not guarantee to be subjected to the large-area plane contact of two contact wires of electroplax and battery-charging station mouth.

3, quiescence is subjected to electricity, and vertical jacking form is unfavorable for that vehicle charges in the process of moving, and quiescence is subjected to electricity to waste the charging duration of low speed driving, switch car door, vehicle launch before the parking, can't utilize the battery-charging station electric energy to make vehicle start.

4, special-purpose precision part is many, the manufacturing cost height, and reliability is low.

At the shortcoming that the prior art scheme exists, need to propose new technical scheme.

Help the technological document that the present invention understands, retrieves, examines is also had:

1, Guo Fengyi, Chen Zhonghua. Electric contact theory and application engineering thereof [M]. Beijing: China Electric Power Publishing House, 2008.

2, CJJ37-90, urban highway design regulation [S].

3, Tagayasu Den. overhead through street in parallel [J]. traffic normalisation, 2009, (2/3) first monthly magazine: 118-121

(3) summary of the invention:

[1] electronlmobil of the present invention's proposition and the charging contact device technical matters to be solved between the battery-charging station are:

The elastic working scope deficiency of the pantograph that in the traditional electric automobile charging technique, exists, contact pressure is difficult to guarantee, can not guarantee to be subjected to large-area contact of two contact wires of electroplax and battery-charging station, quiescence is subjected to electricity to waste the charging duration of low speed driving, switch car door, vehicle launch before the parking, can't utilize the battery-charging station electric energy to make vehicle start, special-purpose precision part is many, manufacturing cost height, the problem that reliability is low.

[2] the connecing charging between the electronlmobil that proposes of the present invention and the battery-charging station is touched the technical scheme that device adopts and is:

1, directly over the track 1 of electric automobile charging station 13, symmetrical and parallel two identical contact plates 8,8 ' are installed; At the roof 9 of electronlmobil 10, parallel be installed with two identical, that can control at the same time or separately, cause the pantograph assembly 7,7 ' that its action can be slightly variant because of self and external parameter difference; Distance between two pantograph assemblies 7,7 ' the line of centers promptly two be subjected between electric slide block 4,4 ' the line of centers apart from d ', two be subjected between electric slide block 4,4 ' the line of centers apart from equating substantially between d ' and two contact plates 8,8 ' the line of centers apart from d; Article two, the distance c between the contact plate 8,8 ' is greater than being subjected to electric slide block 4,4 ' width b; The both sides that are subjected to electric slide block 4 to the distance of the both sides of the edge of contact plate 8 respectively more than or equal to electronlmobil 10 to the track 1 spacing distance e, e ', be subjected to the both sides of electric slide block 4 ' arrive contact plate 8 ' both sides of the edge distance respectively more than or equal to electronlmobil 10 to the track 1 spacing distance e, e '; Contact plate 8,8 ' projected length h can have bigger difference because of the length difference in electric automobile charging station track 1.

2, the cant board 414 of pantograph assembly 7, cant board 414 ', limit block 47, base plate 411 are fixed into one, cant board 414, cant board 414 ' are supporting main shaft 412, tension spring shaft 413, and main shaft 412, tension spring shaft 413 are vertical with the symmetrical center line of electronlmobil 10; Under the restriction of lower bound piece 46, high limit piece 48, bow arm 6 can be under the combined action of cylinder 410 and extension spring 44 serve as that axle is done circular motion with main shaft 412, the scope of circular motion from the preceding line direction of electronlmobil 10 backward on the lower side after upwards inclined to one side; Pantograph assembly 7 is the physical constructions with two stabilized conditionss, and the extended line L of tension spring shaft 413 axle center and main shaft 412 axial connecting lines is boundary of two stabilized conditionss; When the axle center of pulling shaft 42 was in the L line, extension spring 44 was elongated to maxim, the pulling force maximum, and this pulling force acts on main shaft 412 fully, and extension spring 44 does not provide torque, can not help to bend arm 6 and rotate; When the axle center of pulling shaft 42 was in L line below, extension spring 44 provided the conter clockwise torque, helped bow arm 6 to rotate counterclockwise, and met lower bound piece 46 and stopped; When the axle center of pulling shaft 42 was in L line top, extension spring 44 provided clockwise torque, helped bow arm 6 to clockwise rotate, and met high limit piece 48 and stopped; Cylinder 410 is used for driving bow arm 6; When having the source of the gas that is suitable on the electronlmobil 10, can not bend arm 6 yet, need increase elastic link during with hydraulic actuating cylinder with Driven by Hydraulic Cylinder.

3, the end of arm epimere 41 is just bent in the end of the bow arm 6 of pantograph assembly 7, end at bow arm 6 is fixed with Universal-head 5, has upper springs 62, lower springs 64 can make Universal-head 5 have one to be beneficial to the clear and definite angles that initially contacted by electric slide block 4 and contact plate 8 or contact plate introducing arc 3 in the Universal-head 5; Be fixed with on Universal-head 5 and be subjected to electric slide block 4, be subjected to have groove on the electric slide block 4, the direction of groove is vertical with the centerline direction of electronlmobil 10.

4, on the bow arm 6,6 ' of pantograph assembly 7 and 7 ', be separately installed with bow arm angle sensor 416,416 ', can be respectively bow arm 6,6 ' rotational angle be detected, obtain bending the signal of arm 6,6 ' rotational angle respectively, read for controller 19.

5, be provided with a liter bow signal location 2 in the one or both sides in the track 1 of electric automobile charging station 13, put 2 ' after rising the bow signal, put 2 after rising the bow signal ", put 2 after rising the bow signal " ', put 16 ' behind the charging signals point 16, charging signals, bow signal location 14 falls in outage, outage puts 14 ' after falling and bending signal, and be subjected to scheme drawing to limit the signal location of not indicating, can be equidistant between these signal locations, also can right and wrong equidistant; Signal receiver 15, signal receiver 112 are installed on electronlmobil 10, and it also can be a plurality of that signal receiver can be one; When electronlmobil 10 along the track 1 when the above-mentioned signal location, signal receiver can be received the signal of electronlmobil 10 with respect to the position in track 1, the signal that signal receiver is received reads for controller 19.

6, controller 19, air circuit breaker 111, contactless switch 110, sound letter device 18 are installed on electronlmobil 10; Controller 19 reads the signal that is transmitted by signal receiver 15,112, can differentiate position, the computation speed of electronlmobil 10 with respect to track 1; Controller 19 reads by the signal that transmits of bow arm angle sensor 416,416 ', can differentiate bow arm 6,6 ' angle; Controller 19 can compare the actual vehicle speed and the imagination speed of a motor vehicle, whether the speed of a motor vehicle of learning electronlmobil 10 some particular locations of 1 in the track is suitable, and remind the driver to control the speed of a motor vehicle, and provide foundation for further automatic guidance Vehicle Speed by the audible indication that sound letter device 18 sends different frequency; Bow arm 6,6 ' angle and be a liter bow, fall one of key of bow with the connection band relation of the position of electronlmobil 10 on track 1, controller 19 can be by control air circuit breaker 111 supply cylinders 410,410 ' pressurized air, bow arm 6,6 ' angle are controlled, and the opening and closing of control contactor 110, this process is the electrically-charged process of automatic guidance just.

7, be fixed with at the two ends of the contact plate 8 of electric automobile charging station 13 that contact plate is introduced arc 3, contact plate is drawn arc 12, introduce arc 3, contact plate at the contact plate at contact plate 8 and two ends thereof and draw the both sides of arc 12 and be fixed with contact plate side guard plate 31.

8, on the roof 9 of electronlmobil 10, camera 11 is installed, is used for monitored by electric process.

9, lower bound piece 46, high limit piece 48 are installed on the limit block 47 of pantograph assembly 7, adjust the extreme lower position that lower bound piece 46 can be adjusted bow arm 6 and be subjected to electric slide block 4, in the driving process of electronlmobil 10, bow arm 6 is locked in extreme lower position; Adjust the extreme higher position that high limit piece 48 can be adjusted bow arm 6 and be subjected to electric slide block 4, adjusting the extreme higher position that is subjected to electric slide block 4 is exactly the elastic working scope of adjusting bow arm 6; On bow arm 6 extension spring 44 and tensioner 43 are installed, adjust the pulling force that tensioner 43 can be adjusted extension spring 44, the pulling force of adjusting extension spring 44 is exactly to adjust the contact pressure that is subjected to electric slide block 4 and contact plate 8.

10, at electric automobile charging station 13, contact plate 8,8 ' is fixed on canopy by insulator 32 and covers on the structure 34; On canopy lid structure 34, be fixed with super capacitor 33; The charging current of electronlmobil 10 is big, and electric automobile charging station 13 is intermittent works, and super capacitor 33 can reduce the power of the charge power supply 35 of electric automobile charging station 13, strengthens charging current.

[3], the charging contact technique between contrast traditional electric automobile and the battery-charging station, the invention has the beneficial effects as follows:

1, contact plate 8 contact live widths more of the prior art is many, be subjected to that electric slide block 4 is more of the prior art to be subjected to narrow many of electric slide plate, and there is contact plate to introduce arc 3, guaranteed to be subjected to electric slide block 4 to be introduced into contact plate 8 easily from mechanical structure form, and maintenance contacts with the large tracts of land of contact plate 8.

2, bow arm 6 has the lever amplification of tangible elasticity pulling, the height applicable area is big, can adapt to because of electronlmobil 10 changes with extraneous various parameters self bow arm 6 promptly is subjected to the influence of electric slide block 4 locus, guaranteed to be subjected to electric slide block 4 with the contacting of certain pressure and contact plate 8, be subjected to than of the prior art that electroplax is narrow much smaller be beneficial to by electric slide block 4 elastic force is converted into contact pressure;

3, pantograph assembly 7 is identical with 7 ' structure, bow arm 6 can separately move with bow arm 6 ', does not disturb mutually, though seem complicated, but can match because of a variety of causes cause 4 and 4 ' at the fine difference aspect the height dimension, can use for reference the example of many practicalities in this respect.Because of pantograph assembly 7 is identical with 7 ' structure, in file of the present invention, remove special emphasizing, only summary is wherein one, please the inspector understand.

4, Universal-head 5 can carry out the swing of two degree of freedom, the variation of the contact angle that the adaptation a variety of causes causes, and have groove in fixing being subjected on the Universal-head 5 on the electric slide block 4, guaranteed to be subjected to the large-area plane contact of electric slide block 4 and contact plate 8, guaranteed that footprint pressure is in reasonable range; Can select area of contact easily during specific design, adapt to electronlmobil 10 is carried out the requirement of large current charge.

5, bow arm 6 has two stabilized conditionss, auto-lock function is arranged, be fit to two kinds of working conditions of electronlmobil 10 needs frequent transitions cruisings and charging, promptly suitable bow arm 6 needs frequent transitions rise and fall two kinds of working conditions, also are convenient to simultaneously bending the adjustment of arm 6 pendulum angle scopes.

6, degree of automation height.In process of charging, the driver drives electronlmobil 10 with the speed of regulation, 1 sail electric automobile charging station 13 into along the track, just can finish charging automatically.

7,410 in cylinder plays the driving action of the short time of bow arm 6 when changing in the position, the long service life of energy-conservation, cylinder 410.

8, the physical construction of pantograph assembly 7 is simple, and machined piece is few, has reduced manufacturing cost, has improved reliability, has made things convenient for automatic guidance.

9, contactless switch 110 can prevent contact plate 8, be subjected to electric slide block 4 by arc erosion; In non-charging working condition, pantograph assembly 7 is not charged, is beneficial to assurance safety.

10, can farthest utilize the electric energy of battery-charging station.Electronlmobil 10 just rises bow when contact plate is introduced below the arc 3 in advance also not entering, just contacts fully with contact plate 8 by electric slide plate 4 and just begin charging immediately, has made full use of the time of the preceding low speed driving of parking, switch car door, vehicle launch; Though every of these scrappy time are not long, it is bigger at the ratio of battery-charging station time that summation gets up to account for vehicle, is necessary to make full use of.Desirable process of charging is: the time that process of charging does not take normal vehicle operation fully, stops, charging is sufficient, and the electric energy that is charged to is enough to make that vehicle is normal, fast speed drives to charging next time.

11, the wind and rain canopy of bus stop 17 and the canopy lid structure 34 of battery-charging station are united two into one, improved the traveling comfort that bus passenger is waited, reduced the construction cost of battery-charging station 13, be beneficial to electronlmobil 10 and in time charge; This battery-charging station combines with overhead through street in parallel very to be beneficial to and allows the super capacitor electric bus bring into play leading role in urban public transport, brings into play leading role in city planning.

12, cost is low, and operating costs is low.Substitute the design that contact wire of the prior art can significantly be simplified pantograph assembly 7 with contact plate 8, reduce volume, the weight of pantograph, reduce the manufacturing maintenance cost of pantograph, improved degree of automation; Improve degree of automation and just improve capacity utilization rate, reduce operating costs; Can make with contact plate 8 that corresponding canopy lid structure 34 scale of constructions are big, materials are many, fabrication cost is high, but the fixation means that battery-charging station is a quantity is few, degree of utilization is high, electronlmobil and pantograph thereof are the MOVING STRUCTUREs that quantity is many, degree of utilization is low, complicated, consider on the whole, and economic effects is improved.

(4) description of drawings:

Fig. 1 is: scheme drawing is looked on the right side of the charging contact device between electronlmobil and battery-charging station and electronlmobil and the battery-charging station.

Fig. 2 is: the schematic top plan view of the charging contact device between electronlmobil and battery-charging station and electronlmobil and the battery-charging station.

Fig. 3 is: the Way in scheme drawing of the charging contact device between electronlmobil and battery-charging station and electronlmobil and the battery-charging station is a schematic rear view.

Fig. 4 is: scheme drawing is looked on the right side of pantograph assembly 7.

Fig. 5 is: the schematic top plan view of pantograph assembly 7.

Fig. 6 is: scheme drawing is looked on the right side of Universal-head 5.

Fig. 7 is: the schematic rear view of Universal-head 5.

Fig. 8 is: the electrically-charged scheme drawing of electric motor car.

Fig. 9 is: the electrically-charged scheme drawing of electronic city short-distance transport lorry.

(5) specific embodiment:

[1], Fig. 1 is: scheme drawing is looked on the right side of the charging contact device between electronlmobil and battery-charging station and electronlmobil and the battery-charging station.Comprise among Fig. 1: track 1, rise bow signal location 2, contact plate is introduced arc 3, be subjected to electric slide block 4, Universal-head 5, bow arm 6, pantograph assembly 7, contact plate 8, roof 9, electronlmobil 10, camera 11, contact plate is drawn arc 12, electric automobile charging station 13, bow signal location 14 falls in outage, signal receiver 15, charging signals point 16, bus stop 17, sound letter device 18, controller 19, contactless switch 110, air circuit breaker 111, signal receiver 112, put 2 ' after rising the bow signal; 2 "; 2 " ', put 16 ' behind the charging signals, outage puts 14 ' after falling the bow signal; Fall bow, be subjected to the extreme lower position of electric slide block 4 to be expressed as 4a; Rise bow, adjust the extreme higher position that is subjected to electric slide block 4, its location tables is shown 4b; Rise the bow charging, be subjected to electric slide block 4 to prepare to contact with contact plate 8, its location tables is shown 4c; The illusion elongated surfaces of contact plate 8 is expressed as 8y.

[2], Fig. 2 is: the schematic top plan view of the charging contact device between electronlmobil and battery-charging station and electronlmobil and the battery-charging station.Comprise among Fig. 2: track 1, camera 11, electric automobile charging station 13, contact plate 8 ', contact plate 8, outage puts 14 ' after falling the bow signal, bow signal location 14 falls in outage, put 16 ' behind the charging signals, signal receiver 15, charging signals point 16, put 2 after rising the bow signal " '; electronlmobil 10; pantograph assembly 7 '; pantograph assembly 7; roof 9; be subjected to electric slide block 4, be subjected to electric slide block 4 ', signal receiver 112, put 2 after rising the bow signal "; put 2 ' after rising the bow signal; rise bow signal location 2; In Fig. 2, represent contact plate 8,8 ' projection, represent line of centers with the single-point line with long and two-short dash line; Also marked among Fig. 2: contact plate 8,8 ' width a, be subjected to electric slide block 4,4 ' width b, two contact plates 8,8 ' spacing distance c, two contact plates 8,8 ' centreline space apart from d, two be subjected to electric slide block 4,4 ' centreline space apart from d ', the width f of electronlmobil 10, the width g in track 1, electronlmobil 10 is to the spacing distance e and the e ' in track 1, contact plate 8,8 ' projected length h.

[3], Fig. 3 is: the Way in scheme drawing of the charging contact device between electronlmobil and battery-charging station and electronlmobil and the battery-charging station is a schematic rear view.Marked among Fig. 3: electric automobile charging station 13, bow arm angle sensor 416, cylinder 410, bus stop 17, rise bow signal location 2, track 1, electronlmobil 10, electronlmobil 10 is to the spacing distance e and the e ' in track 1, cylinder 410 ', bow arm angle sensor 416 ', pantograph assembly 7 ', bow arm 6 ', be subjected to electric slide block 4 ', contact plate is introduced arc 3, contact plate side guard plate 31, contact plate is introduced arc 3 ', insulator 32, super capacitor 33, canopy lid structure 34, charge power supply 35.

[4], Fig. 4 is: scheme drawing is looked on the right side of pantograph assembly 7, and Fig. 5 is: the schematic top plan view of pantograph assembly 7.Comprise among Fig. 4 and Fig. 5: contact plate 8, contact plate are introduced arc 3, are subjected to electric slide block 4, Universal-head 5, bow arm epimere 41, bow arm 6, pulling shaft 42, tensioner 43, extension spring 44, draw pin 45, lower bound piece 46, limit block 47, high limit piece 48, galianconism 49, cylinder 410, base plate 411, main shaft 412, tension spring shaft 413, cant board 414 and 414 ', pantograph assembly 7, tension spring hook 415, bend arm angle sensor 416; Also marked the extended line L of tension spring shaft 413 axle center and main shaft 412 axial connecting lines among Fig. 4; In Fig. 4, when bow arm 6 was in extreme lower position, this location tables was shown 6a, and corresponding 4 location tables is shown 4a, and 42 location tables is shown 42a; In Fig. 4, when bow arm 6 was in the extreme higher position, this location tables was shown 6b, and corresponding 4 location tables is shown 4b, and 42 location tables is shown 42b; In Fig. 4, be subjected to electric slide block 4 to prepare to be expressed as 4c when rising bow with contact plate 8 position contacting, corresponding 6 location tables is shown 6c; In Fig. 4, the illusion extended surface of contact plate 8 is expressed as 8y; In Fig. 5, marked the travel direction of electronlmobil 10 with arrow.

[5], the sharp Fig. 7 of Fig. 6 is: the lateral plan of Universal-head 5 and back view.Comprise among Fig. 6 and Fig. 7: be subjected to electric slide block 4, Universal-head 5, universal top 61, upper springs 62, center cross 63, lower springs 64, universal bottom 65, bow arm epimere 41; Be subjected to having and the perpendicular translot of the travel direction of electronlmobil 10 on the electric slide block 4, be used to improve the contact quality that is subjected to electric slide block 4; Upper springs 62, lower springs 64 can make Universal-head 5 have one to be beneficial to the clear and definite angles that initially contacted by electric slide block 4 and contact plate 8 or contact plate introducing arc 3; 61,63,65,41 usefulness insulating materials are made.

[6], the working process of the charging contact device between electronlmobil and the battery-charging station is as follows:

Before electronlmobil 10 enters electric automobile charging station 13, during cruising, bow arm 6 is subjected to stopping of lower bound piece 46, be subjected to the tractive of extension spring 44 simultaneously, the axle center of the axle center of main shaft 412, tension spring shaft 413, be stable triangle state in the axle center of the pulling shaft 42 of 42a position, bow arm 6 is locked in the position of 6a, does not have external force can not rise automatically.

The electronlmobil 10 that approximates 2.5 meters as width f is not more than Reduced Speed Now on 3 meters tracks 1 at width g, after entering the scope of electric automobile charging station 13, the liter bow signal that liter bow signal location 2 sends is received by signal receiver 15, controlled device 19 reads, control air circuit breaker 111 air feed, cylinder 410 promotes galianconism 49, and bow arm 6 overcomes the pulling force of extension spring 44 and the gravity of self, and bow arm 6 clockwise rotates.

When the axle center of pulling shaft 42 arrived the L line, extension spring 44 was elongated to maxim, the pulling force maximum, and this pulling force acts on main shaft 412 fully, does not have assistance or hinders the elasticity rotating torque that bow arm 6 rotates.

Cylinder 410 promotes galianconism 49, make bow arm 6 continue to clockwise rotate, the L line is crossed in the axle center of pulling shaft 42, the pulling force of the thrust of cylinder 410 and spring 44 produces clockwise torque simultaneously, variation along with bow arm 6 angles, the clockwise torque that extension spring 44 acts on bow arm 6 progressively strengthens, the gravitational moment of bow arm 6 progressively reduces, the ascending velocity of bow arm 6 is accelerated, this situation is bent arm angle sensor 416 and is detected, and controlled device 19 reads, controller 19 control air circuit breakers 111, making cylinder 410 is the damping mode of operation by the state-transition that pushes the work forward, the arrival 6c position that bow arm 6 is quick and soft.

Bow arm 6 promptly is subjected to electric slide block 4 in the 4c position in the 6c position.

When bow arm 6 arrives the 6c positions,, also do not entered by electric slide block 4 or entered the below that contact plate is introduced arc 3 along the working direction of electronlmobil 10; When bow arm 6 arrived the 6c positions, in vertical direction, the imaginary elongated surfaces 8y that also is not subjected to the contact surface of the vertex of the contact surface that is subjected to electric slide block 4 of external force and contact plate 8 joined; In the 6c position, the angle of bow arm 6 meets the requirement that is subjected to 4 pairs of height of electric slide block; In the 6c position, the angle of bow arm 6 is bent arm angle sensor 416 and is detected, and controlled device 19 reads, and controller 19 control air circuit breakers 111 make the moment that rotates counterclockwise of cylinder 410 equate with the moment that clockwise rotates of extension spring 44, or are in dynamic balance state; In the 6c position, bow arm 6 is under the air elasticity double action of the elasticity of extension spring 44 and cylinder 410, this makes and is subjected to electric slide block 4 to have the elasticity of twocouese up and down, the elastomeric meaning of this twocouese is: on the one hand, the calibrated altitude of demarcating, can more approaching imagination when adjusting the height that is subjected to electric slide block 4, needn't made allowance, on the other hand, use on-the-spot deviation can not cause when reality and be subjected to 4 pairs of contact plates 8 of electric slide block or contact plate to introduce the rigid bump of arc 3.

Bow arm 6 is in the 6c position, and electronlmobil 10 continues to slow down and moves ahead, and when the actual position that is subjected to electric slide block 4 is higher than the height of demarcation, is subjected to electric slide block 4 and contact plate to introduce arc 3 and contacts, and is subjected to contact plate to introduce the guiding that presses down of arc 3; When height that the actual position that is subjected to electric slide block 4 equals to demarcate, be subjected to electric slide block 4 and contact plate to introduce arc 3 and slightly contact, the upper springs 62 of Universal-head 5, lower springs 64 are slightly compressed; When the actual position that is subjected to electric slide block 4 is lower than the height of demarcation, is subjected to electric slide block 4 not introduce arc 3 and contacts with contact plate.

When slowing down, electronlmobil 10 moves ahead, when being subjected to electric slide block 4 just to enter the below of contact plate 8, the work of cylinder 410 is finished, put 2 after rising the bow signal " ' send signal; signal is received by signal receiver 15; controlled device 19 reads; control air circuit breaker 111; cylinder 410 2 air chambers are communicated with; cylinder 410 is in relaxed state, 6 tractives that are subjected to extension spring 44 of bow arm, and bow arm 6 clockwise rotates a little angle, Universal-head 5 is little height of lifting upwards, Universal-head 5 is made the angular adjustment that adapts to contact plate 8 under the effect of pressure, contacted fully with certain contact pressure with contact plate 8 by electric slide block 4, is subjected to 4 pairs of contact plates 8 of electric slide block to have certain impact in contact process, but because the close together of 4c position and contact plate 8, the impulsive force that contact plate 8 is subjected to is less.

Electronlmobil 10 slows down and moves ahead, and signal receiver 15 is received the signal that charging signals point 16 sends, and controller 19 control contactors 110 are connected charge circuit, begin charging.

Electronlmobil 10 can continue slowly to move ahead in process of charging, also can be in the bus stop 17 passengers up and down of stopping, process to be charged finishes substantially, electronlmobil 10 can move ahead by the electric energy starting of electric automobile charging station 13.

Signal receiver 112 receives to cut off the power supply and falls the signal that bow signal location 14 sends that controller 19 control contactors 110 disconnect charge circuit, complete charge, controller 19 confirms that contactless switch 110 has been disconnected, control air circuit breaker 111, cylinder 410 actions are according to falling bow with liter process that bow is opposite.

Under the normal circumstances, contact plate is drawn arc 12 and is not contacted with being subjected to electric slide block 4, and just in extraordinary circumstances, under the fault situation, contact plate is drawn electronlmobil 10 departures that arc 12 helps rise bow.

[7], in the process of charging, bow arm 6,6 ' action situation, and be subjected to electric slide block 4,4 ' the action situation that contacts with contact plate 8,8 ' can pass through camera 11 obtain driver's observation affirmation.

[8], because of the equal factor of vehicle load difference, tire pressure, it is different that bow arm 6 arrives 6c position angle requirement, the driver can arrive the angle of 6c positions according to the selected bow of actual conditions arm 6.

[9], the width a of contact plate 8.The width f of electronlmobil 10 is 2.5 meters, and the width g in track 1 is 3 meters, and the spacing e of track and vehicle, e ' are respectively 0.25 meter.As to establish the width b that is subjected to electric slide block 4 be 0.1 meter, and the width of establishing contact plate 8 is 0.7 meter, and the both sides that then are subjected to electric slide block 4 are respectively 0.3 meter to the distance at the edge of contact plate 8, and enough surpluses are arranged.

[10], the length h of contact plate 8 and weight.As electric automobile charging station 13 can be two long 18 meters radial type bus charging simultaneously, and all long 40 meters of two contact plates are counted 56 sq ms.As with thickness being 5 millimeters duralumin plate, weight is about 0.756 ton.Benefit with duralumin plate is: cold rolling finished surface planeness is good, in light weight, low price, be convenient to processing, and the contact gauze that electrified railway arranged is with the experience of steel core alclad contact wire.

[11], contact plate 8,8 ' spacing c.If being subjected to the width b of electric slide block 4 is 0.1 meter, establish that contact plate 8,8 ' is wide to be 0.7 meter, establishing between two contact plates apart from c is 0.3 meter, then the distance of two contact plates 8,8 ' centreline space is 1 meter.That is: the distance of two pantograph assemblies 7,7 ' centreline space is 1 meter.

[12], the purposes of tension spring hook 415 is in order to allow extension spring 44 walk around main shaft 412, so that make bow arm 6 have two stabilized conditionss.Can also use other method in order to make bow arm 6 have two stabilized conditionss: for example, main shaft 412 is designed to the recessed bent axle shape in middle part; Again for example: main shaft 412 is designed to two semiaxis, is separately fixed on the cant board 414,414 '; Again for example: increase the length of tension spring shaft 413, pulling shaft 42, adopt two extension spring pulling shaft ends.These methods all can reach and make the bow arm have the purpose of two stabilized conditionss.

[13], Fig. 8 is: the rough schematic view when the present invention is used for the charging of electric motor car automatic rapid charging station.Marked among Fig. 8: limit for width limit for height frame 81, the small station rises bow signal source 82, the small station contact plate is introduced arc 83,83 ', dolly pantograph assembly 84, small station contact plate 85, electric motor car battery-charging station 86, electric motor car 87, dolly signal receiver 88, small station contact plate side guard plate 89,89 ', track, small station 810, kerb 811,811 '.

The contour dimension difference of the contour dimension of roadlice and bus is bigger, undersized electric motor car battery-charging station 86 need be set specially, in order to prevent that large-sized vehicle is strayed into, and, limit for width limit for height frame 81, kerb 811,811 ' have been set up for the electric motor car 87 of inciting somebody to action is limited in the track, small station 810 really; In order to ensure safety, small station contact plate side guard plate 89,89 ' is longer.

In process of charging, the driver does not need to get off, only need drive electric motor car 87 with the speed of regulation, enter electric motor car battery-charging station 86 along the track, small station 810 of regulation, just can finish charging automatically, driver and battery-charging station staff only need process of charging is monitored, generally do not need to intervene.

[14], Fig. 9 is: the electronic short-distance transport lorry in city is at the electrically-charged scheme drawing of electric automobile charging station.Short-distance freight services can consider to use electronlmobil for guaranteeing that metropolitan normal operation is absolutely necessary.

Claims

1. the charging contact device between electronlmobil and the battery-charging station is characterized in that: directly over the track (1) of electric automobile charging station (13), and symmetrical and parallel two the identical contact plates (8,8 ') that are installed with; Roof (9) in electronlmobil (10), parallel be installed with two identical, that can control at the same time or separately, cause the pantograph assembly (7,7 ') that its action can be slightly variant because of self and external parameter difference; Distance between the line of centers of two pantograph assemblies (7,7 ') i.e. two distances (d ') that are subjected between the electric slide block line of centers of (4,4 '), and the distance (d) between two line of centerss that are subjected to distance (d ') and two contact plates (8,8 ') between the electric slide block line of centers of (4,4 ') equates substantially; Article two, the distance (c) between the contact plate (8,8 ') is greater than being subjected to the electric slide block width of (4,4 ') (b); The both sides that are subjected to electric slide block (4) to the distance of the both sides of the edge of contact plate (8) respectively more than or equal to electronlmobil (10) to the track spacing distance (e, e ') of (1), be subjected to the both sides of electric slide block (4 ') arrive contact plate (8 ') both sides of the edge distance respectively more than or equal to electronlmobil (10) to the track spacing distance (e, e ') of (1); The projected length (h) of contact plate (8,8 ') can have bigger difference because of the length difference of electric automobile charging station track (1).

2. the charging contact device between electronlmobil according to claim 1 and the battery-charging station, its feature also is: the cant board (414) of pantograph assembly (7), cant board (414 '), limit block (47), base plate (411) are fixed into one, cant board (414), cant board (414 ') are supporting main shaft (412), tension spring shaft (413), and main shaft (412), tension spring shaft (413) are vertical with the symmetrical center line of electronlmobil (10); Under the restriction of lower bound piece (46), high limit piece (48), bow arm (6) can be under the combined action of cylinder (410) and extension spring (44) serve as that axle is done circular motion with main shaft (412), the scope of circular motion from the preceding line direction of electronlmobil (10) backward on the lower side to make progress inclined to one side after; Pantograph assembly (7) is the physical construction with two stabilized conditionss, and the extended line (L) of tension spring shaft (413) axle center and main shaft (412) axial connecting line is the boundary of two stabilized conditionss; Cylinder (410) is used for driving bow arm (6); When electronlmobil (10) upward has suitable source of the gas, can not bend arm (6) yet, need increase elastic link during with hydraulic actuating cylinder with Driven by Hydraulic Cylinder.

3. according to the charging contact device between claim 1 and described electronlmobil of claim 2 and the battery-charging station, its feature also is: the end at bow arm (6) is fixed with Universal-head (5), and upper springs (62), lower springs (64) are arranged in the Universal-head (5); Be fixed with on Universal-head (5) and be subjected to electric slide block (4), be subjected to have groove on the electric slide block (4), the direction of groove is vertical with the centerline direction of electronlmobil (10).

4. according to the charging contact device between claim 1 and described electronlmobil of claim 2 and the battery-charging station, its feature also is: be separately installed with bow arm angle sensor (416,416 ') on the bow arm (6,6 ') of pantograph assembly (7) and (7 ').

5. the charging contact device between electronlmobil according to claim 1 and the battery-charging station, its feature also is: be provided with a liter bow signal location (2) in the one or both sides in the track (1) of electric automobile charging station (13), point (2 ') behind the liter bow signal, point behind the liter bow signal (2 "); point behind the liter bow signal (2 " '), charging signals point (16), point (16 ') behind the charging signals, bow signal location (14) falls in outage, the outage fall the bow signal after point (14 '), and be subjected to scheme drawing to limit the signal location of not indicating, can be equidistant between these signal locations, also can right and wrong equidistant; Signal receiver (15), signal receiver (112) are installed on electronlmobil (10), and it also can be a plurality of that signal receiver can be one.

6. the charging contact device between electronlmobil according to claim 1 and the battery-charging station, its feature also is: controller (19), air circuit breaker (111), contactless switch (110), sound letter device (18) are installed on electronlmobil (10).

7. the charging contact device between electronlmobil according to claim 1 and the battery-charging station, its feature also is: be fixed with at the two ends of the contact plate (8) of electric automobile charging station (13) that contact plate is introduced arc (3), contact plate is drawn arc (12), introduce arc (3), contact plate at the contact plate at contact plate (8) and two ends thereof and draw the both sides of arc (12) and be fixed with contact plate side guard plate (31).

8. the charging contact device between electronlmobil according to claim 1 and the battery-charging station, its feature also is: on the roof (9) of electronlmobil (10) camera (11) is installed.

9. according to the charging contact device between claim 1 and described electronlmobil of claim 2 and the battery-charging station, its feature also is: lower bound piece (46), high limit piece (48) are installed on the limit block (47) of pantograph assembly (7), on bow arm (6) extension spring (44) and tensioner (43) are installed.

Electronlmobil according to claim 1 and battery-charging station between the charging contact device, its feature also is: in electric automobile charging station (13), contact plate (8,8 ') is fixed on the canopy lid structure (34) by insulator (32); On canopy lid structure (34), be fixed with super capacitor (33).