CN202152043U

CN202152043U - Battery changing system and charging system for electric vehicle

Info

Publication number: CN202152043U
Application number: CN2011202855307U
Authority: CN
Inventors: 梅声
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-08-08
Filing date: 2011-08-08
Publication date: 2012-02-29
Anticipated expiration: 2021-08-08

Abstract

The utility model discloses a battery changing system for an electric vehicle and a charging system matched with the battery changing system. The battery changing system comprises a battery changing unit for changing a battery in a battery changing groove of the electric vehicle, wherein the battery changing unit comprises a bracket, an inclined slide bar, a battery pack platform and a main shaft; one end of the inclined slide bar is connected with the bracket; the battery pack platform can move forwards and backwards as well as left and right and can slide up and down along the inclined slide bar; a battery fixing device used for preventing a battery pack from sliding desultorily is arranged on the battery pack platform; the main shaft is arranged at the bottom of the bracket; and a movable block capable of moving along the main shaft is arranged on the main shaft, and is connected with the battery pack platform through a connecting rod. The charging system is used with the battery changing system in a matched manner, so as to conduct timely professional charging on a changed battery. The battery changing system and the charging system for the electric vehicle can be used for changing batteries of various electric vehicles fast and safely, and have the advantages that fast professional charging can be conducted on the changed battery; the occupied area is small; manpower and physical resources are saved; and the application range is wide.

Description

Battery-driven car changes electricity and charge system

Technical field

The utility model relates to a kind of electric system that changes of the fast quick change electricity of battery-driven car of realizing and reaches to being replaced the charge system of quickly charging battery.

Background technology

Battery-driven car as the energy, is the green traffic instrument with electric power.Particularly, battery-driven car is loaded onto battery, and this battery is that battery-driven car provides power source.Because the electric energy of battery of electric vehicle stored is certain, therefore, the distance of battery-driven car drivable is limited under not electrically-charged situation.In order to make the battery-driven car longer distance of can going, also having some to be arranged on the highway limit at present provides electrically-charged battery-charging station for battery-driven car specially.This battery-charging station is similar to the petrol service station of general-utility car, and is intact or when being about to run out of, battery-driven car can charge to battery in battery-charging station when the battery consumption of battery-driven car; After battery was full of electricity, battery-driven car can continue to go.

But, when battery-driven car in battery-charging station during to battery charge, one or two hours at least, seven or eight hours at most, car owner's parking for a long time can bring inconvenience.Also have choose to change battery box, but present to change electric facility comparatively huge, it is big to take up an area of space of planes, and the loading and unloading of battery are difficulty, needs the bigger manpower and materials of cost, and very inconvenience operates.

Summary of the invention

To the problems referred to above, the purpose of the utility model provide a kind of can be fast, be the electric system that changes that electric groove changes electricity that changes of battery-driven car accurately, safely, and be used, can be and be replaced the electrically-charged charge system of battery-efficient with the said electric system that changes.

For realizing above-mentioned purpose, the technical scheme that the utility model is taked is: a kind of battery-driven car changes electric system, comprises being used to the electric unit that changes that the electric groove of changing of battery-driven car changes electricity, and the said electric unit that changes comprises: support; With support bonded assembly inclination slide bar; With the movable bonded assembly power brick of said inclination slide bar platform; Said power brick platform comprises: the sliding rack that movablely is connected with said inclination slide bar, can slides along said inclination slide bar; And be located on the said sliding rack and can be on said sliding rack before and after the movable decking of sway, said movable decking is provided with the anchor fitting that can prevent that power brick from arbitrarily sliding; Be located at the main shaft of said frame bottom, said main shaft is provided with can be along the movable block of said main axle moving, and said movable block is connected with said power brick platform through connecting rod.

The said electric unit that changes is located at subsurface in use, and said support is connected with the inclination slide bar and constitutes the whole outrigger that changes electric unit, through the anchor fitting on the said power brick flat-bed movable decking power brick is fixed on the movable decking.When changing electricity; Movable block on the main shaft begins to move along main shaft; The connecting rod that moves through of movable block drives the power brick platform along the upwards lifting slip of inclination slide bar; When the power brick platform slides into preset position (said predeterminated position is consistent with the electric groove height of changing of battery-driven car), power brick flat-bed sliding rack is fixed, make it no longer continue upwards to slide along said inclination slide bar; And since power brick flat-bed movable decking can be on said sliding rack before and after sway, therefore when power brick flat-bed sliding rack is fixed, power brick flat-bed movable decking can continue mobile in the horizontal direction all around.On the said movable decking fixing power brick with change electric groove and be in same level height; At this moment; Said movable decking continues to move forward near the electric groove of changing of said battery-driven car along the sliding rack of said power brick; In the process that said movable decking moves forward,, make the power brick that is fixed on the movable decking aim at the port that changes electric groove through adjusting the sway of said movable decking.Be said movable decking sway when moving forward, make on the said movable decking fixing power brick to said change electric groove near in aim at the port that changes electric groove.One end of power brick is fixed on the anchor fitting place of said movable decking; The other end protrusion of power brick is outside said movable decking; Therefore after working as power brick and the port that changes electric groove aimed at; Along with moving forward of said movable decking, the port position that electric groove is changed in the arrival earlier of an end of the power brick of protrusion said movable decking outside, and enter into from the port that changes electric groove and to change electric groove.When the power brick of protrusion said movable decking outside partly enters into when changing electric groove fully; Said movable decking stops to move forward, and at this moment, the anchor fitting on the said movable decking is unclamped; Power brick is in movable state; Through power brick being applied one to the thrust of changing electric groove direction, promote to get into the power brick part of changing in the electric groove and enter into fully and change electric groove, new power brick promotes to change that original power brick constantly slides backward in the electric groove; Until skidding off the electric groove of changing of battery-driven car, realize changing.

As the improvement of technique scheme, said power brick flat-bed movable decking comprises: the lower platform of being located on the said sliding rack, also can sliding along said sliding rack front and back; Be located on the said lower platform, and the upper mounting plate that can horizontally slip along said lower platform; Said upper mounting plate is provided with the anchor fitting that can prevent that power brick from arbitrarily sliding.Said power brick flat-bed movable decking comprises lower platform and upper mounting plate; Lower platform is implemented in moving forward and backward on the said sliding rack; When being used to change electricity; When sliding rack was fixed on said inclination slide bar, the power brick that lower platform drives on the said movable decking continued to move forward near the electric groove of changing of battery-driven car; Upper mounting plate is implemented in the sway of said movable decking, is used to adjust the power brick that is fixed on said anchor fitting place on the said upper mounting plate and aims at the port that changes electric groove.In the practice, as long as can realize that the power brick that is fixed on the said movable decking can move forward and backward, near or away from the port that changes electric groove, but and sway, the port that aligning changes electric groove gets final product.

As the improvement of technique scheme, be fixed with slide bar on the said sliding rack, be fixed with the slide block that matches and slide with said slide bar below the said lower platform; Be fixed with the slide bar and the screw mandrel that are parallel to each other above the said lower platform; The port of said screw mandrel is connected with and is used to drive said screw mandrel motor rotating, is fixed with the slide block that matches with said slide bar, the screw mandrel ball that matches with said screw mandrel below the said upper mounting plate.In the practice, the also available linear electric motors of screw mandrel fixing above the said lower platform replace, as long as can realize driving said upper mounting plate along said lower platform sway.Slide bar on the said sliding rack is parallel with horizon, slides in the front and back that the slide block that said lower platform slides through fixing the matching with said sliding rack upper slide bar in below is implemented on the said sliding rack; The slide bar of fixing on fixing slide bar and screw mandrel and the said sliding rack above the said lower platform is vertical, and upper mounting plate can be implemented in the sway on the lower platform through following fixing slide block and high speed ball screw assembly or linear electric motors.

As the improvement of technique scheme, said upper mounting plate is provided with and is used for the magnetic strength device that the induction electricity motor-car changes the position of electric groove and adjusts the upper mounting plate sway; Said magnetic strength device can induce the position that battery-driven car changes electric groove, and adjustment upper mounting plate sway, makes the power brick that is fixed on the upper mounting plate aim at the port that battery-driven car changes electric groove.

As the improvement of technique scheme, be used on the said upper mounting plate prevent that the anchor fitting that power brick is arbitrarily slided from being at least one electromagnet.Said electromagnet can firmly hold one end of the power brick on the upper mounting plate under the situation of energising, prevents the random slip of power brick; When needs unclamp anchor fitting, break off the power supply of said electromagnet, electromagnet is to the fixedly disappearance of said power brick, and power brick is in movable state, and control is convenient, can be according to size and needs design one, two or more electromagnet of power brick.

As the improvement of technique scheme, said upper mounting plate is provided with and is used for promoting the cylinder that electric groove is changed in the power brick entering.When changing electricity; When the power brick of protrusion said movable decking outside partly enters into when changing electric groove fully, some power brick does not enter into changes electric groove, at this moment; Back at said upper mounting plate anchor fitting is provided with cylinder; Start cylinder, the air-leg of said cylinder will promote not enter into the power brick of changing electric groove and partly further enter into and change electric groove, and it is more convenient to change electricity.

As the improvement of technique scheme, the preset stationkeeping of said inclination slide bar has electromagnet.When the power brick platform upwards slides into said predeterminated position,, power brick flat-bed sliding rack is fixed on the inclination slide bar through the adhesive effect of said electromagnet; After changing electricity and accomplishing, break off the power supply of electromagnet, said power brick platform is following in the effect of the effect of self gravitation and screw mandrel, the said inclination slide bar downslide in edge.

As the improvement of technique scheme, said upper mounting plate is provided with and can makes the upper mounting plate slewing arrangement of half-twist to the left or to the right.In the practice, said slewing arrangement can adopt high pulling torque moment rotating machine, can make upper mounting plate half-twist to the left or to the right through this kind motor, can realize changing to the electric groove of changing of upper mounting plate left and right sides elec. vehicle equally.

Improvement as technique scheme; The said outerface of spindle is provided with screw thread; The port of said main shaft is connected with the motor that is used to drive said main axis rotation; Said movable block is provided with the screw thread that matches with the said outerface of spindle, and said movable block is connected with said power brick flat-bed lower platform, sliding rack through first connecting rod, second connecting rod respectively.But with the rotating of said main shaft bonded assembly motor, can drive said main shaft cw or left-hand revolution, thereby realize the sway of said movable block on said main shaft.Said movable block is connected with said power brick flat-bed lower platform, sliding rack through first connecting rod, second connecting rod respectively; When said power brick platform when the inclination slide bar upwards slides into preset position; Can second connecting rod that connect sliding rack and said movable block be broken away from; Adhesive through electromagnet fixing on the inclination slide bar is fixed on sliding rack on the inclination slide bar; And the first connecting rod that connects lower platform still is connected with said movable block, and therefore, said movable block can continue to drive said lower platform and move forward.

Improvement as technique scheme; Said first connecting rod and second connecting rod are inverted " recessed " font structure; The upper end of said first connecting rod, second connecting rod is connected with said power brick flat-bed lower platform, sliding rack respectively; The groove part of said first connecting rod, second connecting rod lower end and said movable block flexibly connect, and said first connecting rod, second connecting rod can move up and down along said movable block, and the length of the first connecting rod of said movable block below is greater than the length of second connecting rod.When movable block drive power brick platform upwards slides; The groove part of said first connecting rod, first connecting rod moves up gradually; Because the length of movable block below first connecting rod is greater than the length of second connecting rod; When therefore second connecting rod drive sliding rack arrives preset position, second connecting rod will break away from from movable block earlier, and sliding rack is under the adhesive effect of the electromagnet of fixing on the said inclination slide bar; Be fixed on the said inclination slide bar, the continuation of movable block is moved will no longer drive with second connecting rod bonded assembly sliding rack and is moved up.And first connecting rod does not also break away from from said movable block, and the moving of movable block will continue to drive and said first connecting rod bonded assembly lower platform moves forward.This kind design makes second connecting rod from movable block, to break away from automatically, and structure design is ingenious.The length of said first connecting rod, second connecting rod and the length difference between the two can be set as required.

As the improvement of technique scheme, respectively the headstock of battery-driven car and the tailstock be provided with one for battery-driven car provide new battery guarantee replacement electricity or the power brick accepting to be changed in the battery-driven car change electric unit.The said electric unit that changes is provided with two; Be located at the headstock and the tailstock of battery-driven car respectively; One of them changes electric unit and is used to battery-driven car the new battery electricity of guaranteeing replacement is provided, and another changes electric unit and is used for accepting the power brick that battery-driven car is changed, and it is more scientific and reasonable to change electric process.

A kind of and above-mentioned battery-driven car changes the charge system that electric system is used; Said charge system comprises charhing unit; Said charhing unit is identical with the said power brick podium level that changes electric unit medium dip slide bar bottom; Said charhing unit comprises charging unit; Be located at the transmission slide plate at charging unit two ends, said transmission slide plate is provided with the carriage that power brick is slided to any direction, and the transmission slide plate at said charging unit two ends is corresponding with two power brick platforms that change electric unit medium dip slide bar bottom respectively.Preferably, the carriage on the said transmission slide plate is some circular balls.After changing the electricity end, the power brick platform of accepting the power brick of being changed slides into the bottom of inclination slide bar gradually, need charge to the power brick of being changed on the power brick platform.The transmission slide plate of charge system and said power brick platform are in same level height; Unclamp the anchor fitting on the power brick; The power brick of being changed is in movable state; Power brick to being changed applies the thrust to said transmission slide plate, and the power brick of being changed is pushed on the transmission slide plate of said charge system, and then the power brick of being changed on the said transmission slide plate is applied the thrust to charging unit; The power brick of being changed moves in the charging unit and charges under the carriage effect that transmits slide plate.After charging is accomplished; Power brick charged in the charging unit is pushed on the transmission slide plate of the charging unit other end; Will charged power brick be pushed to and be used to battery-driven car and provide on the power brick platform of new power brick through transmitting carriage on the slide plate then, be used for next and rotate.

Battery-driven car change electric groove be place power brick, for whole battery-driven car provides the device of electric energy, saidly change electric groove and be installed on the battery-driven car chassis, and can be used as the girder on battery-driven car chassis.Said changing in the electric groove is provided with carriage, and the power brick of changing in the electric groove can be slided in changing electric groove through carriage.In the electric vehicle running process, said power brick is fixed on through electronic lock and changes in the electric groove, prevents that power brick is arbitrarily slided in the electric vehicle running process; When needs changed electricity, electronic lock was in open mode, and new power brick gets into from the port that changes electric groove; Promotion is changed in the electric groove original power brick and is outwards slided; Get into fully and change electric groove to new power brick, change that original power brick skids off fully in the electric groove from change electric groove, realize changing.After changing electricity and finishing, again new power brick is fixed on electronic lock and changes in the electric groove.

The said battery-driven car of the utility model changes electric system, can realize that fast and accurately for the electric groove that changes of battery-driven car changes electricity, degree of automation is higher, changes and does not need a dead lift battery etc. in the electric process, saves manpower; And the said electric system that changes is located at subsurface, do not take ground space, and can avoid changing in the electric process because of reason generation battery-driven car such as the error of chaufeur with change the phenomenon that electric unit bumps against, change the electric process safe and convenient.

The said charging system of electric powercar of the utility model can charge for the power brick of being changed timely and conveniently, and only need the power brick applied thrust be got final product in the process of charging, need not move power brick, simple and fast; Charged power brick can directly be pushed on the power brick platform that changes electric system, makes things convenient for recycling of power brick.

Description of drawings

Fig. 1 is the structural representation that changes electric unit of a kind of embodiment of the utility model.

Fig. 2 is a power brick flat-bed structural representation among Fig. 1.

Fig. 3 is the structural representation of upper mounting plate among Fig. 2.

Fig. 4 is the structural representation of first connecting rod and second connecting rod among Fig. 1.

Fig. 5 changes the electric process scheme drawing for a kind of embodiment's of the utility model.

Fig. 6 is the structural representation of the charhing unit of a kind of embodiment of the utility model.

The specific embodiment

For purpose, technical scheme and the advantage of the utility model better are described, the utility model is described further below in conjunction with accompanying drawing and specific embodiment.

A kind of battery-driven car changes electric system, shown in accompanying drawing 1, comprises and change electric unit that the said electric unit that changes comprises: be located at the support 10 under the ground level; Be located at the inclination slide bar 20 in the support 10; The power brick platform of being located on the inclination slide bar 20 and can sliding up and down along inclination slide bar 20; Said power brick platform comprises the sliding rack 32 that can slide up and down along inclination slide bar 20, be located on the sliding rack 32 and the lower platform 34 that can slide along sliding rack 32 front and back, the upper mounting plate 36 being located on the said lower platform 34 and can horizontally slipping along lower platform 34; Be located at support 10 bottoms, which is provided with the main shaft 40 of screw thread, said main shaft 40 is provided with can be along the movable block 42 of main shaft 40 sway, and said movable block 42 is connected with said power brick platform through connecting rod (44,46).

Preferably; Shown in accompanying drawing 2; Said power brick flat-bed sliding rack 32 is through being connected with said inclination slide bar 20 with slide block (not drawing among the figure) that said inclination slide bar 20 matches, thereby realizes said sliding rack 32 sliding up and down on said inclination slide bar 20; Be fixed with slide bar 31 above the said sliding rack 32, be fixed with the slide block 39 that matches with the slide bar 31 of said sliding rack 32 below the said lower platform 34, thereby realize that the front and back of lower platform 34 on sliding rack 32 slide; Said lower platform 34 tops are provided with slide bar 33 and screw mandrel 35; The below of said upper mounting plate 36 be provided with said lower platform 34 on the slide block (not drawing among the figure) that matches of slide bar 33, the screw mandrel ball (not drawing among the figure) that matches with said screw mandrel 35; Screw mandrel 35 ports on the said lower platform 34 are connected with motor (not drawing among the figure); Screw mandrel 35 rotations on the said driven by motor lower platform 34; The screw mandrel ball that the rotation of screw mandrel 35 drives upper mounting plate 36 belows left or move right, and then the slide block that drives upper mounting plate 36 belows slides along the slide bar 33 of lower platform 34.In the practice, the also available linear electric motors of the screw mandrel on the said lower platform replace, and upper mounting plate 36 is implemented in the sway on the lower platform 34 through the effect of screw mandrel or linear electric motors.More preferably, shown in accompanying drawing 2 and 3, said upper mounting plate 36 is provided with electromagnet 37, and said electromagnet 37 can be fixed on an end of power brick 60 on the upper mounting plate 36, prevents when upper mounting plate 36 moves up and down, and power brick 60 is arbitrarily slided.

Preferably, the preset stationkeeping of said inclination slide bar has electromagnet (not drawing among the figure).When the power brick platform upwards slides into said predeterminated position,, power brick flat-bed sliding rack is fixed on the inclination slide bar through the adhesive effect of said electromagnet; After changing electricity and accomplishing, break off the power supply of electromagnet, said power brick platform glides along said inclination slide bar under the effect of the effect of self gravitation and screw mandrel.

Preferably; Said upper mounting plate is provided with and can makes the upper mounting plate slewing arrangement of half-twist to the left or to the right; Said upper mounting plate half-twist to the left or to the right under the effect of said slewing arrangement; With to upper mounting plate the place ahead elec. vehicle change electric groove to change electric process similar, can realize changing to the electric groove of changing of upper mounting plate left and right sides elec. vehicle equally.In the practice, said slewing arrangement can adopt high pulling torque moment rotating machine.

Preferably; Shown in accompanying drawing 2 and 3, said upper mounting plate 36 is provided with cylinder 38, and said cylinder 38 is corresponding with the position fixed ends of power brick 60; One end of power brick 60 is fixed on the upper mounting plate 36 through electromagnet 37, and the other end of power brick 60 protrudes in upper mounting plate 36 outsides.More preferably; Said upper mounting plate 36 is provided with can respond to the magnetic strength device (not drawing among the figure) that changes electric groove port position; Said magnetic strength device induces the port position of changing electric groove, orders about upper mounting plate 36 sway then, aims at the port that changes electric groove until power brick 60.When power brick flat-bed sliding rack 32 upwards slides into preset position, utilize the magnetic strength device to induce the port position of changing electric groove, through the sway of upper mounting plate 36; Make the power brick 60 on the upper mounting plate 36 aim at the port that battery-driven car changes electric groove; Lower platform 34 drives upper mounting plate 36 and moves forward, and the power brick of protrusion outside upper mounting plate partly gets in the electric groove of changing of battery-driven car, and said changing in the electric groove is provided with carriage; Power brick 60 can slip into through carriage and change in the electric groove; Extremely the power brick part of protrusion outside upper mounting plate all enters into and changes electric groove, at this moment, breaks off the power supply of electromagnet 37; Electromagnet 37 will unclamp power brick, make power brick 60 be in movable state.Simultaneously, start cylinder 38, the air-leg of cylinder 38 does not partly apply one to the thrust of changing electric groove direction to entering into the power brick of changing electric groove, promotes not enter into the power brick part of changing electric groove and further gets into and change electric groove.

Preferably; Shown in accompanying drawing 1 and 4; Said movable block 42 is connected with said power brick flat-bed lower platform 34 through first connecting rod 44; Said movable block 42 is connected with said power brick flat-bed sliding rack 32 through second connecting rod 46; Said first connecting rod 44 is inverted " recessed " font structure with second connecting rod 46, and the upper end of said first connecting rod 44, second connecting rod 46 is connected with said power brick flat-bed lower platform 34, sliding rack 32 respectively, the groove part and 42 flexible connections of said movable block of said first connecting rod 44, second connecting rod 46 lower ends; Said first connecting rod 44, second connecting rod 46 can move up and down along said movable block 42, said first connecting rod 44 in the length below the said movable block 42 greater than the length of said second connecting rod 46 below said movable block 42.

Said inclination slide bar 20 can be selected different sizes according to actual conditions and needs with the angle of inclination between support 10 connects.

Shown in accompanying drawing 5, the said electric unit that changes respectively is provided with one at the cephalocaudal direction that battery-driven car changes electric groove, and one of them changes electric unit is that battery-driven car provides new battery to change electricity, and another changes electric unit and is used for accepting from changing the battery that electric groove is changed.

When changing electricity, shown in accompanying drawing 5, two are changed electric unit synchronized operation, and promptly two power brick platforms that change electric unit slide simultaneously up or down.Start two simultaneously and change the motor 50 that is connected main shaft 40 ports in the electric unit; The mouth of motor 50 drives main shaft 40 rotations; Movable block 42 on the main shaft 40 is moved to the left, and movable block 42 drives the power brick platform and upwards slides through first connecting rod 44, second connecting rod 46.Because power brick flat-bed lower platform 34 is connected with said movable block 42 through first connecting rod 44, second connecting rod 46 respectively with sliding rack 32; So movable block 42 drives power brick flat-bed sliding rack 32 and upwards slides synchronously with lower platform 34; Can not slide front and back because upper mounting plate 36 horizontally slips on lower platform 34 only, slide so lower platform 34 drive upper mounting plates 36 make progress with it synchronously.Along with the power brick platform and integrally upwards slides; The groove part of first connecting rod 44, second connecting rod 46 moves up gradually; Slide into preset position until said power brick flat-bed sliding rack 32 along inclination slide bar 20, the groove of second connecting rod 46 breaks away from from movable block 42 fully, through the adhesive of electromagnet (not drawing among the figure) fixing on the inclination slide bar 20; Said sliding rack 32 is fixed on the said inclination slide bar 20; The continuation of movable block 42 is moved, and will no longer drive said power brick flat-bed sliding rack 32 and upwards slide, and be fixed on preset position through electronic lock with said power brick flat-bed sliding rack 32 this moment.Because first connecting rod 44 length are longer; When second connecting rod 46 fully when movable block 42 breaks away from; First connecting rod 44 does not also break away from from said movable block 42 fully; The continuation of movable block 42 is at this moment moved the slide bar 31 that will drive on the said sliding rack 32 in said lower platform 34 edges and is moved forward, until electric groove 62 ports that change that arrive battery-driven car.When said lower platform 34 moves forward to the electric groove of changing of said battery-driven car 62 positions; Upper mounting plate 36 is responded to the position that said battery-driven car changes electric groove 62 ports through the magnetic strength device; And sway on said lower platform 34 automatically, the position of the power brick 60 on the adjustment upper mounting plate 36 is corresponding with electric groove 62 port position of changing of said battery-driven car.Said lower platform 34 drives upper mounting plate 36 and moves forward to the position while that battery-driven car changes electric groove 62; Power brick 60 automatic compensations on the upper mounting plate 36 are to change the position of electric groove 62 corresponding with battery-driven car; At this moment, the power brick part of protrusion outside upper mounting plate enters into the said electric groove 62 that changes from the port that changes electric groove 62.Break off the power supply of electromagnet 37 on the upper mounting plate 36, said electromagnet 37 unclamps power brick 60, starts the cylinder 38 on the upper mounting plate 36 simultaneously, and the air-leg of said cylinder 38 promotes power brick 60 and further enters into the electric groove 62 of changing of battery-driven car.At this moment, possibly have few part power brick and not enter into the electric groove 62 of changing of battery-driven car fully, the electric groove 62 that changes of battery-driven car has the automatic compensation function, but automatic compensation makes power brick enter into the electric groove of changing of said battery-driven car fully.Change in the electric groove 62 original power brick under new power brick 60 promotes; From change electric groove, skid off fully; At this moment, the power brick platform that electric unit is changed on the left side in the accompanying drawing 5 is caught the power brick of being changed, and through on the upper mounting plate 36 electromagnet 37 end of power brick is fixed.After changing the electricity end; Unclamp the electronic lock that is used for fixing sliding rack 32; Start two simultaneously and change electric unit and main shaft bonded assembly motor 50, main shaft 40 is rotated in the opposite direction, movable block 42 moves right; Movable block 42 to lower slider, slides into the bottom of inclination slide bar 20 along inclination slide bar 20 through first connecting rod 44, second connecting rod 46 driving power brick platforms until the power brick platform.

A kind of electrically-charged charhing unit of the power brick of being changed that is used to; Shown in accompanying drawing 6; Said charhing unit comprises charging unit 72; Be located at the transmission slide plate 70 at charging unit 72 two ends, said transmission slide plate 70 is provided with the carriage that the power brick any direction is slided, and the transmission slide plate 70 at said charging unit 72 two ends is corresponding with two power brick platforms that change electric unit medium dip slide bar bottom respectively.Preferably, shown in accompanying drawing 6, the carriage on the said transmission slide plate 70 is some circular balls 74.In the practice, the height of said charhing unit, with said to change the height of upper mounting plate when the inclination slide bar bottom of power brick platform in the electric unit identical, with make things convenient for power brick charhing unit with change moving of electric unit.

After the replacing battery finished, the said power brick platform that changes electric unit was slided go back to the bottom of said inclination slide bar, at this moment, and need be through the battery charge of charhing unit for being changed.Because two transmission slide plates of charhing unit are identical with two power brick flat-bed level heights of changing electric unit respectively; Battery to being changed applies the thrust to said transmission slide plate direction; The power brick that to be changed is shifted onto on the said transmission slide plate; Said transmission slide plate is provided with the carriage that the power brick any direction is slided; Carriage through transmitting on the slide plate is aimed at the port of charging unit with power brick, and then to transmitting thrust of power brick of being changed on the slide plate, the power brick of being changed is slipped in the charging unit charge.After charging is accomplished; Charging unit inside is provided with thrust unit, and said thrust unit promotes to be full of the transmission slide plate of the battery of electricity to the charging unit other end, at this moment; Power brick to being full of electricity applies the thrust to said power brick platform direction; The power brick that will be full of electricity is pushed on the said power brick flat-bed upper mounting plate, and power brick one end that is full of electricity is fixed on the said upper mounting plate through the electromagnet on the upper mounting plate, can be used for beginning the new electric process that changes.

The screw mandrel that the utility model is said to be changed in the electric system to be adopted connects, and also available linear electric motors replace, and no longer need use rotating machine to drive driving device, and structure and control are simpler, realize zero transmission.The utility model can according to the model of battery-driven car maybe needs select different power brick, change the length of electric unit and the angle of inclination of inclination slide bar and can select as required, the structure of charhing unit also can be designed to other forms, gets final product with the charging that makes things convenient for power brick.And the electric unit that changes of the utility model is located at subsurface, does not take ground space, and is also safer when changing electricity.The utility model change electric system applicable to different battery-driven cars, occupation mode is flexible, is widely used.

Should explain at last, be the preferred embodiment of the utility model more than, can not limit the protection domain of the utility model certainly with this, and therefore, the equivalent variations so that the disclosed content of the utility model is done still belongs to the scope that the utility model is protected.

Claims

1. a battery-driven car changes electric system, comprises being used to the electric unit that changes that the electric groove of changing of battery-driven car changes electricity, it is characterized in that the said electric unit that changes comprises:

Support;

With support bonded assembly inclination slide bar;

With the movable bonded assembly power brick of said inclination slide bar platform; Said power brick platform comprises: the sliding rack that movablely is connected with said inclination slide bar, can slides along said inclination slide bar; And be located on the said sliding rack and can be on said sliding rack before and after the movable decking of sway, said movable decking is provided with the anchor fitting that can prevent that power brick from arbitrarily sliding;

Be located at the main shaft of said frame bottom, said main shaft is provided with can be along the movable block of said main axle moving, and said movable block is connected with said power brick platform through connecting rod.

2. battery-driven car as claimed in claim 1 changes electric system, it is characterized in that, said power brick flat-bed movable decking comprises:

The lower platform of being located on the said sliding rack, also can sliding along said sliding rack front and back;

Be located on the said lower platform, and the upper mounting plate that can horizontally slip along said lower platform;

Said upper mounting plate is provided with the anchor fitting that can prevent that power brick from arbitrarily sliding.

3. battery-driven car as claimed in claim 2 changes electric system, it is characterized in that, is fixed with slide bar on the said sliding rack, is fixed with the slide block that matches and slide with said slide bar below the said lower platform; Be fixed with the slide bar and the screw mandrel that are parallel to each other above the said lower platform; The port of said screw mandrel is connected with and is used to drive said screw mandrel motor rotating, is fixed with the slide block that matches with said slide bar, the screw mandrel ball that matches with said screw mandrel below the said upper mounting plate.

4. change electric system like claim 2 or 3 described battery-driven cars, it is characterized in that, but said upper mounting plate is provided with the magnetic strength device that the induction electricity motor-car changes the position of electric groove and adjusts the upper mounting plate sway.

5. change electric system like claim 2 or 3 described battery-driven cars, it is characterized in that, be used on the said upper mounting plate prevent that the anchor fitting that power brick is arbitrarily slided from being at least one electromagnet.

6. change electric system like claim 2 or 3 described battery-driven cars, it is characterized in that, said upper mounting plate is provided with and is used for promoting the cylinder that electric groove is changed in the power brick entering.

7. battery-driven car as claimed in claim 2 changes electric system; It is characterized in that; The said outerface of spindle is provided with screw thread; The port of said main shaft is connected with the motor that is used to drive said main axis rotation, and said movable block is provided with the screw thread that matches with the said outerface of spindle, and said movable block is connected with said power brick flat-bed lower platform, sliding rack through first connecting rod, second connecting rod respectively.

8. battery-driven car as claimed in claim 7 changes electric system; It is characterized in that said first connecting rod and second connecting rod are inverted " recessed " font structure; The upper end of said first connecting rod, second connecting rod is connected with said power brick flat-bed lower platform, sliding rack respectively; The groove part of said first connecting rod, second connecting rod lower end and said movable block flexibly connect; Said first connecting rod, second connecting rod can move up and down along said movable block, and the length of the first connecting rod of said movable block below is greater than the length of second connecting rod.

9. battery-driven car as claimed in claim 1 changes electric system; It is characterized in that said battery-driven car changes electric system and is provided with two and changes electric unit, respectively the headstock of battery-driven car and the tailstock respectively be provided with one for battery-driven car provide new battery guarantee replacement electricity or the power brick accepting to be changed in the battery-driven car change electric unit.

10. one kind is changed the charge system that electric system is used with the said battery-driven car of claim 9; Said charge system comprises charhing unit; It is characterized in that said charhing unit is identical with the said power brick podium level that changes electric unit medium dip slide bar bottom; Said charhing unit comprises charging unit; Be located at the transmission slide plate at charging unit two ends, said transmission slide plate is provided with the carriage that power brick is slided to assigned direction, and the transmission slide plate at said charging unit two ends is corresponding with two power brick platforms that change electric unit medium dip slide bar bottom respectively.