CN105083233A - Locking system used for replacing power batteries of an electric passenger vehicle - Google Patents
Locking system used for replacing power batteries of an electric passenger vehicle Download PDFInfo
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- CN105083233A CN105083233A CN201510511026.7A CN201510511026A CN105083233A CN 105083233 A CN105083233 A CN 105083233A CN 201510511026 A CN201510511026 A CN 201510511026A CN 105083233 A CN105083233 A CN 105083233A
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- electrokinetic cell
- slide block
- support
- car body
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- 238000005096 rolling process Methods 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 6
- 230000001141 propulsive effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
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- 238000003466 welding Methods 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 description 22
- 230000007246 mechanism Effects 0.000 description 8
- 230000000630 rising effect Effects 0.000 description 7
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- 238000010586 diagram Methods 0.000 description 4
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- 238000011161 development Methods 0.000 description 2
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a locking system used for replacing power batteries of an electric passenger vehicle. The locking system comprises a vehicle body connecting and locking device which is fixedly arranged on a longitudinal beam of a vehicle chassis; the vehicle body connecting and locking device comprises a support component and a sliding block component, the support component is used for fixing the vehicle body connecting and locking device to a vehicle body, and the support component comprises fixed blocks which can be in contact with location pillars on the side faces of the power batteries; the sliding block component comprises an elastic element and slide blocks connected with the elastic element; in the battery replacement process, after the slide blocks are pushed to move and the slide blocks compress the elastic element to reach the preset stroke, the vehicle body connecting and locking device is separated from the power batteries; the slide blocks are driven to move by the expansion force of the elastic elements, and the slide blocks and the fixed blocks and the location pillars are stuck together, so that the vehicle body connecting and locking device and the power batteries are connected together. By means of the locking system, it is guaranteed that the power batteries installed on the vehicle body of the electric passenger vehicle can be replaced in a safe and convenient mode.
Description
Technical field
The present invention relates to electric passenger vehicle field, be specifically related to a kind of fastening system for electric passenger vehicle dynamic battery changing.
Background technology
In short supply along with global energy, problem of environmental pollution is on the rise, and under the megatrend of environmental protection and clean energy resource concept, because electric passenger vehicle is less relative to orthodox car to environmental concerns, its development prospect is very wide.It is power that electric passenger vehicle refers to vehicle power, drives wheels travel with motor, meets the vehicle of arteries of communication, legislative control on safety requirements.Wherein electrokinetic cell is the core of electric passenger vehicle, but is the bottleneck place suffering from electric passenger vehicle development for the flying power deficiency of electrokinetic cell always.
Present appearance does not need to charge to electrokinetic cell, and the operation way of the electrokinetic cell being full of electric power that only electric passenger vehicle changed the outfit, which reduce the time that user waits for power battery charging, substantially identical with orthodox car refueling time, the custom of automobile is used without the need to changing user.
In such a mode, wherein electrokinetic cell is arranged on electric passenger vehicle car body, the size larger (length and width are generally several meters) of electrokinetic cell and weight all larger (can hundreds of kilogram be reached), due to the characteristic that the electrokinetic cell of electric passenger vehicle itself has, so in the process of the electrokinetic cell being full of electric power that electric passenger vehicle is changed the outfit should demand fulfillment fast and easy change requirement, also will meet safe requirement will be very difficult.
Therefore, how to provide a kind of technical scheme of new structure, guaranteeing to be arranged on electrokinetic cell on electric passenger vehicle car body can safety, fast and easy change, and just becomes the current problem needing to solve.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of fastening system for electric passenger vehicle dynamic battery changing, with solve guarantee to be arranged on electrokinetic cell on electric passenger vehicle car body can the problem changed of safety, fast and easy.
In order to solve the problem, the invention provides a kind of fastening system for electric passenger vehicle dynamic battery changing, fastening system is used for being coupled with electrokinetic cell, comprise car body and connect latching device, described car body connects latching device for be arranged by the two-part structure of symmetry, and symmetrical two-part structure is fixedly installed on the left and right longitudinal girder of car chassis respectively; Car body connect latching device comprise: bracket component and sliding shoe assembly, bracket component is fixed on car body for car body is connected latching device, bracket component comprise can contact with the registration mast of electrokinetic cell side determine block; The slide block that sliding shoe assembly comprises elastic element and is connected with elastic element; Changing in electric process, promoting after slide block movement, after slide block compression elastic element reaches preset strokes, completing car body and connect being separated of latching device and electrokinetic cell; Slide block moves under the driving of the expansionary force of elastic element, slide block and determine block and registration mast is stuck, and completes the joint of car body connection latching device and electrokinetic cell.
Further, said system also can comprise: described electrokinetic cell is tabular cube, the end face in tabular cube left and right sides portion is fixed with registration mast and the wedge of electrokinetic cell, wedge is used for the travel direction when electrokinetic cell enters Vehicular battery storehouse and guides, and guarantees the first location of electrokinetic cell left and right directions in Vehicular battery storehouse; Registration mast is the cylinder being provided with circular groove, and this circular groove and slide block close with the matching form determining block, makes registration mast and slide block and determine block to be stuck; The end face of tabular cube front side portion is provided with a plug.
Further, said system also can comprise: described bracket component also comprises main support, locating piece, registration mast support, separates lock dog support, roller and turning rolls, wherein, bracket component is the main frame that car body connection latching device is connected with vehicle, is connected with the longitudinal girder of chassis of electric passenger vehicle; Locating piece, determine block, registration mast support, separate lock dog support, roller and turning rolls to be fixed on main support by welding manner, roller is arranged in turning rolls, promotes slide block movement by roller in pushing rolling wheels frame; Locating piece is for having coordinated electrokinetic cell in the first location of the left and right directions of vehicle chassis with the wedge on electrokinetic cell, wherein when electrokinetic cell changed electric lifting platform be lifted to bottom, Vehicular battery storehouse time, along with electrokinetic cell is by lifting, on electrokinetic cell, wedge first contacts with locating piece, and under the guiding of respective incline structure, complete battery and just locate on battery compartment left and right directions.
Further, said system also can comprise: described sliding shoe assembly comprises multiple slide block, also comprises slide block tie-beam, pilot bar and guide rod support, and each slide block and slide block tie-beam are that integral type is connected, described elastic element propulsive effort next play action; Elastic element is fixing on the guide bar, and pilot bar one end connects with corresponding slide block, and the other end is supported by guide rod support, and guide rod support and described bracket component link together.
Further, said system also can comprise: the structure of described slide block be V-shaped groove structure is set, be provided with boss structure in V-shaped groove, boss structure, for clamping with the circular groove on the registration mast of electrokinetic cell side, guarantees the location of electrokinetic cell left and right directions on vehicle chassis; Wherein, when electrokinetic cell is in the battery compartment entering vehicle bottom, the left and right sides, under the guiding of the wedge of the side of electrokinetic cell, completes the left and right directions of electrokinetic cell in battery compartment and just locates; After electrokinetic cell enters battery compartment, slide block moves under the driving of the expansionary force of elastic element, electrokinetic cell is when determining block and slide block clamping, circular groove on boss structure in slide block V-shaped groove and the registration mast of electrokinetic cell clamps, and realizes electrokinetic cell and accurately locates on the left and right directions of vehicle chassis.
Further, said system also can comprise: be provided with groove in described slide block tie-beam, described slide block slides in groove, is equipped with hole in this groove, is provided with the ball only rolled in hole in hole.
Further, said system also can comprise: described car body connects latching device and also comprises jack assemblies, jack assemblies comprises supporting bracket, socket, socket support, spring, rubber block and connection gauge member, supporting bracket is fixedly connected with the left and right longitudinal girder of vehicle chassis by bolt, socket and socket support are fixed together, socket support passes through bolt, spring and rubber block and supporting bracket link together, under the propulsive effort of spring, socket support and socket are pushed to the plug of electrokinetic cell, make the plug and socket tight joint of electrokinetic cell together.
Further, said system also can comprise: described sliding shoe assembly also comprises connector and promotes support, connector promotes support and is fixedly connected with slide block foremost, when slide block is pushed, the socket that connector promotes on support promotion vehicle in jack assemblies moves, and carries out being separated and engaging with the plug of electrokinetic cell.
Further, said system also can comprise: described sliding shoe assembly comprises Special support for maintaining further, Special support for maintaining comprises the bolt holder that is equipped with bolt, Special support for maintaining and slide block are fixed together, bolt holder and main support are fixed together, when Special support for maintaining is used for car body connection latching device inefficacy, by manually carrying out bolt adjustment, under the pulling force of bolt, complete the unlocking motion of electrokinetic cell on vehicle; Wherein, when car body connection latching device breaks down, in electrokinetic cell bottom by changing after electric lifting platform is supported on electrokinetic cell bottom, by manually adjusting bolt on bolt holder, head on Special support for maintaining by bolt to move, promote slide block compression elastic element, make slide block and determine block and separate, and the separating action of socket and plug, complete car body and connect being separated of latching device and electrokinetic cell; After changing electric lifting platform and putting down the electrokinetic cell of power shortage, again the electrokinetic cell of the full electricity of lifting is in lower vehicle battery compartment, adjustment bolt makes Special support for maintaining reset under elastic element promotes, slide block with determine block the registration mast of electrokinetic cell locked, and together with socket also fits tightly with plug under spring reset effect, complete the joint that car body connects latching device and electrokinetic cell.
Further, said system also can comprise: described bolt is the bolt adopting special screw thread specification, bolt cooperation corresponding with screws special wrench set.
Compared with prior art, application the present invention, without the need to carrying out complicated vibrational power flow on the car body of electric passenger vehicle, only by the setting adding some framing members on car body, the construct for handling of electrokinetic cell on car body just can be realized by the resilient urging force of elastic element, by more Electromechanical Control vibrational power flow in operating facilities side, be conducive to the productive costs reducing electric passenger vehicle like this, the large-scale commercial applications being convenient to electric passenger vehicle is promoted; Electrokinetic cell is fixed on chassis of electric passenger vehicle by car body connection latching device simultaneously, under the cooperation of changing electric lifting platform, reliably can complete dynamic battery changing at short notice; Car body connects latching device and electrokinetic cell can not only be securely fixed on car, and can ensure the safety of rider.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the control system of replacing electric passenger vehicle electrokinetic cell of the present invention;
Fig. 2 is the structural representation that car body of the present invention connects latching device;
Fig. 3 is the schematic diagram determining block and slider locking electrokinetic cell of the present invention;
Fig. 4 is the structural representation of electrokinetic cell of the present invention;
Fig. 5 is the structural representation of bracket component of the present invention;
Fig. 6 is the structural representation of sliding shoe assembly of the present invention;
Fig. 7 is the structural representation of slide block of the present invention;
Fig. 8 is the structural representation of jack assemblies of the present invention;
Fig. 9 is the structural representation of Special support for maintaining of the present invention;
Figure 10 is the structural representation of release mechanism of the present invention;
Figure 11 is the structure enlarged diagram of locating bush D of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of control system changing electric passenger vehicle electrokinetic cell provided by the invention, comprise: car body connects latching device 10, the electrokinetic cell 20 that latching device 10 is coupled and the release mechanism 40 changing electric lifting platform 30 (not shown in figure 1) can be connected with car body, wherein, as shown in Figure 2, car body connects latching device 10 and comprises: bracket component 101 and sliding shoe assembly 102, bracket component 101 is fixed on car body (being vehicle chassis 50 shown in Fig. 1) for car body being connected latching device 10, bracket component 101 comprise can contact with the registration mast 201 of electrokinetic cell side determine block 1011, the slide block 1022 that sliding shoe assembly 102 comprises elastic element 1021 and is connected with elastic element 1021, (as shown in Figure 3, show under the effect unlocking shifting block 401, elastic element 1021 promotes slide block 1022, make the schematic diagram determining block 1011 and slide block 1022 locking power battery 20, in Fig. 3, T is slide block 1022 convex platform structure) release mechanism 40 that changes electric lifting platform 30 comprises and unlocks shifting block 401, unlock when shifting block 401 resets as to move away from slide block 1022 direction, slide block 1022 moves under the driving of the expansionary force of elastic element 1021, slide block 1022 and determine block 1011 and registration mast 201 is stuck, complete the joint that car body connects latching device 10 and electrokinetic cell 20, unlock shifting block 401 to promote slide block 1022 and move, after slide block 1022 compression elastic element 1021 reaches preset strokes, complete car body and connect being separated of latching device 10 and electrokinetic cell 20.
Electrokinetic cell connects latching device by car body and is fixed on chassis of electric passenger vehicle, under the cooperation of changing electric lifting platform, reliably can complete dynamic battery changing at short notice.Car body connects latching device and electrokinetic cell can not only be securely fixed on car, and can ensure the safety of rider.
Described car body connects latching device for be arranged by the two-part structure of symmetry; Symmetrical two-part structure is fixedly installed on the left and right longitudinal girder of car chassis respectively;
As shown in Figure 4, described electrokinetic cell 20 is tabular cube, the end face in tabular cube left and right sides portion is fixed with registration mast 201 and the wedge 202 of electrokinetic cell, wedge 202 guides for the travel direction when electrokinetic cell 20 enters Vehicular battery storehouse, and guarantees the first location of electrokinetic cell 20 left and right directions in Vehicular battery storehouse; Registration mast 201 is for being provided with the cylinder of circular groove, and this circular groove and slide block close with the matching form determining block, makes registration mast 201 and slide block 1021 and determine block 1011 to be stuck; The end face of tabular cube front side portion is provided with a plug 203.
The structure of the circular groove on registration mast, can be realized by integrated formed structure, also can be realized by the distance cover arranging with groove.Wherein, because registration mast is electrokinetic cell to be connected latching device and to connect major part with car body, a large amount of separation frequently and joint action can in use be carried out; Distance cover can rotate on registration mast.So both can complete the left and right directions location of electrokinetic cell, and also can reduce the wearing and tearing of electrokinetic cell registration mast, extend the service life of registration mast.
The contour structures composition of electrokinetic cell comprises battery main body, battery plug, wedge and registration mast.Battery main body is the agent structure of battery, and wedge is arranged in the battery left and right sides, when battery enters Vehicular battery storehouse, plays direction guiding function, and ensures the first location of the left and right directions of battery in Vehicular battery storehouse.On battery, registration mast is connected latching device with the car body of vehicle and coordinates, and electrokinetic cell is reliably fixed on vehicle, for electric passenger vehicle provides energy resource supply.The receptacle accepts that battery plug is connected with car body on the jack assemblies of latching device coordinates, and by the electric power energy of electrokinetic cell and battery information, is supplied to electric passenger vehicle, ensures the safety of personnel on the normal traveling of normal electric passenger vehicle and vehicle.
As shown in Figure 5, described bracket component 101 also can comprise main support 1012, locating piece 1013, determine block 1011, registration mast support 1015 (registration mast 1018 in it coordinates with the locating bush changing electric lifting platform 30), separate lock dog support 1016, (bracket component 101 can by main support and locating piece for roller (not shown in Fig. 5) and turning rolls 1017, determine block, registration mast support is together with the weld parts such as registration mast, form weldment), wherein, bracket component is the main frame that car body connection latching device is connected with vehicle, be connected with the longitudinal girder of chassis of electric passenger vehicle, contact with the registration mast of electrokinetic cell side that (locating piece is welded on bracket component by the block of determining on support weldment, be positioned at battery compartment on car), under the slide block of sliding shoe assembly coordinates, by battery fixing and locking, locating piece, determine block, registration mast support, separate lock dog support, roller and turning rolls to be fixed on main support by welding manner, roller is arranged in turning rolls, locating piece is for having coordinated electrokinetic cell in the first location of the left and right directions of vehicle chassis with the wedge on electrokinetic cell, wherein when electrokinetic cell changed electric lifting platform be lifted to bottom, Vehicular battery storehouse time, along with electrokinetic cell is by lifting, on electrokinetic cell, wedge first contacts with locating piece, and under the guiding of respective incline structure, complete battery and just locate on battery compartment left and right directions, registration mast support, solution lock dog support, roller and turning rolls, for changing electric lifting platform coordinate with described, complete car body and connect being separated and engaging of latching device and electrokinetic cell, wherein said unblock shifting block promotes slide block movement by roller in pushing rolling wheels frame.
Wherein, roller is arranged in turning rolls, the cliding friction unlocking shifting block promotion slide block is changed into friction of rolling, reduces friction force, protect parts, extend the service life of equipment.
As shown in Figure 6, described sliding shoe assembly 102 comprises multiple slide block 1022, also can comprise slide block tie-beam 1023, pilot bar 1024 and guide rod support 1025, (sliding shoe assembly 102 also can comprise locating dowel pin 1026, for location), each slide block 1022 with slide block tie-beam 1023 for integral type is connected (each slide block and slide block tie-beam connect into entirety by connection standard parts such as bolts), described elastic element 1021 propulsive effort next play action (namely simultaneously carry out identical action); Elastic element 1021 is fixed on pilot bar 1024, pilot bar 1024 one end connects (pilot bar one end is connected by screw thread and corresponding slide block) with corresponding slide block 1022, the other end is supported by guide rod support 1025, and guide rod support 1025 and described bracket component 101 link together (guide rod support is linked together by the gauge member such as screw and locating dowel pin and bracket component).A wherein embodiment: slide block tie-beam is provided with groove, slide block to be stuck in groove slidably, hole is equipped with in this groove, the ball rolled in hole is only provided with in hole, when slide block can be slided in groove, the cliding friction unlocking shifting block promotion slide block is changed into friction of rolling, reduces friction force, protect parts, extend the service life of equipment; Another embodiment, can arrange ball and contact with groove, when slide block can be slided in groove equally in slide block; the cliding friction unlocking shifting block promotion slide block is changed into friction of rolling; reduce friction force, protect parts, extend the service life of equipment.
The slide block of sliding shoe assembly, under the promotion of elastic element, can eliminate the gap of determining block and slide block and battery registration mast completely, ensures that battery is fixed the reliable of vehicle.By determining locking of block and slide block, on slide block, wedge structure is under elastic element promotes, and realizes battery and locates before and after vehicle forward direction and the location of above-below direction.Elastic element (can adopt spring or elastic caoutchouc etc. to have the element of elastic force, spring can adopt the spring structures such as disk spring, the present invention is not limited in any way this) positioning gap of battery on vehicle can be eliminated, make battery and vehicle become an integral structure, this needs elastic element to have enough elastic force guarantee batteries not loosen when vehicle travels or jolts.Elastic element need carry out accurate Calculation resilient urging force when designing, while battery is reliably fixed on vehicle, and the safety of bondsman on vehicle.According to slide block movement direction, can guarantee that vehicle is after hard hit, the slide block moment hangs battery registration mast, ensures that battery does not come off from vehicle.
The present invention without the need to carrying out complicated vibrational power flow on the car body of electric passenger vehicle, only by the setting adding some framing members on car body, the construct for handling of electrokinetic cell on car body just can be realized by the resilient urging force of elastic element, by more Electromechanical Control vibrational power flow in operating facilities side, be conducive to the productive costs reducing electric passenger vehicle like this, the large-scale commercial applications being convenient to electric passenger vehicle is promoted.Elastic element can be guaranteed the initial locking state of electrokinetic cell in battery compartment and not cause electrokinetic cell surprisingly drop and cause danger, therefore, it is possible to greatly ensure the safety of electrokinetic cell and vehicle.
As shown in Figure 7, the structure of described slide block 1022 be V-shaped groove structure is set, be provided with boss structure T in V-shaped groove, boss structure T is used for clamping with the circular groove on the registration mast 201 of electrokinetic cell 20 side, guarantees the location of electrokinetic cell left and right directions on vehicle chassis; Wherein, when electrokinetic cell is in the battery compartment entering vehicle bottom, the left and right sides, under the guiding of the wedge of the side of electrokinetic cell, completes the left and right directions of electrokinetic cell in battery compartment and just locates; After electrokinetic cell enters battery compartment, the unblock shifting block changed on electric lifting platform resets, slide block moves under the driving of the expansionary force of elastic element, electrokinetic cell is when determining block and slide block clamping, circular groove on boss structure in slide block V-shaped groove and the registration mast of electrokinetic cell clamps, and realizes electrokinetic cell accurate reliable location on the left and right directions of vehicle chassis.
As shown in Figure 2, described car body connects latching device and also comprises jack assemblies 103, as shown in Figure 8, jack assemblies 103 comprises supporting bracket 1031, socket 1032, socket support 1033, spring 1034, rubber block 1035 and connection gauge member, supporting bracket 1031 is fixedly connected with the left and right longitudinal girder of vehicle chassis by bolt, socket 1032 and socket support 1033 are fixed together, socket support 1033 passes through bolt, spring and rubber block and supporting bracket 1031 link together, under the propulsive effort of spring 1034, socket support 1033 and socket 1032 are pushed to the plug 203 of electrokinetic cell 20, make the plug 203 of electrokinetic cell together with socket 1032 tight joint.
As shown in Figure 6, described sliding shoe assembly 102 also comprises connector and promotes support 1027, connector promotes support 1027 and is fixedly connected with slide block 1022 foremost, when slide block is pushed, the socket that connector promotes on support promotion vehicle in jack assemblies moves, and carries out being separated and engaging with the plug of electrokinetic cell.When car body connects latching device unblock, slide block compression elastic element moves, and drives connector to promote support and promotes socket support, socket is separated with plug on battery.When car body connects latching device locking, spring element returns band movable slider is in reset movement, and connector promotes support and resets along with slide block, and socket support and socket are pushed to battery plug under spring force, and socket and plug is fitted tightly.Because electrokinetic cell weight is comparatively large, electric passenger vehicle is when starting and brake, and on the travel direction of automobile, electrokinetic cell has very large inertia, easy and car body departs from, affect the use of electric passenger vehicle, even cause car accident, there is very large potential safety hazard.When electrokinetic cell is arranged on fitting tightly by socket and plug after on electric passenger vehicle, electrokinetic cell can be guaranteed so to be firmly fixed on electric passenger vehicle, prevent electrokinetic cell from departing from car body in the use of electric passenger vehicle further, improve safety.
As shown in Figure 9, described sliding shoe assembly 102 comprises Special support for maintaining 1028 further, Special support for maintaining 1028 comprises the bolt holder 10282 that is equipped with bolt 10281, Special support for maintaining 1028 and slide block 1022 are fixed together, bolt holder 10282 and main support are fixed together, when Special support for maintaining is used for car body connection latching device inefficacy, by manually carrying out bolt adjustment, under the pulling force of bolt, complete the unlocking motion of electrokinetic cell on vehicle; Wherein, when car body connection latching device breaks down, in electrokinetic cell bottom by changing after electric lifting platform is supported on electrokinetic cell bottom, by manually adjusting bolt on bolt holder, head on Special support for maintaining by bolt to move, promote slide block compression elastic element, make slide block and determine block and separate, and the separating action of socket and plug, complete car body and connect being separated of latching device and electrokinetic cell; After changing electric lifting platform and putting down the electrokinetic cell of power shortage, again the electrokinetic cell of the full electricity of lifting is in lower vehicle battery compartment, adjustment bolt makes Special support for maintaining reset under elastic element promotes, the block of determining of slide block and bracket component locks the registration mast of electrokinetic cell, and together with socket also fits tightly with plug under spring reset effect, complete the joint that car body connects latching device and electrokinetic cell.
Break down when car body connects latching device, when electrokinetic cell cannot unlock from vehicle, the invention provides the quick-replaceable that maintenance program carries out electrokinetic cell.Special support for maintaining and slide block weld together, bolt holder and main support weld together, when car body connection latching device breaks down, in electrokinetic cell bottom by changing after electric lifting platform is bearing in battery bottom, by bolt on spanner adjustment bolt holder, moved by bolt top Special support for maintaining, promote slide block compression elastic element, slide block with determine block and separate, complete battery and unlock and socket and plug separating action.By changing after electric lifting platform puts down power shortage battery, again the full battery of lifting is in lower vehicle battery compartment, adjustment bolt makes Special support for maintaining reset under elastic element promotes, slide block and bracket component determine after block locks the registration mast of battery, together with socket and plug also reset and fit tightly under the action of the spring.When car body connection latching device breaks down, be easy to the unblock and the locking that manually complete battery, convenient and easy, improve reliability and the applicability of total.Wherein by adopting the cooperation of special screw thread specification (the screw thread specification of self-definition design) and screws special wrench set to bolt, can also can realize the anti-theft feature of electrokinetic cell.
As shown in Figure 10, the described release mechanism 40 changed on electric lifting platform 30 also can comprise drive motor 402, leading screw 404, nut 405 and line slideway 406 and (wherein also show the platform support P changing electric lifting platform 30, with battery bracket C), nut 405 is arranged on and unlocks on shifting block 401, nut 405 is fixed together with unblock shifting block 401 and does not rotate, when nut 401 moves axially along leading screw 404, unblock shifting block 401 is moved, wherein leading screw axis direction and line slideway direction along leading screw 404 axis direction; Drive motor 402 rotates for driving leading screw 404, makes unblock shifting block 401 action being provided with nut 405; The middle part of unblock shifting block 401 is provided with standard slide block 407, and this standard slide block 407 is connected with line slideway 406, and unblock shifting block 401 is only moved along line slideway 406; Unlock roller contact in the top of shifting block 401 and described turning rolls 1017, promote slide block 1022 and move.
The release mechanism changed on electric lifting platform comprises the parts compositions such as servomotor, retarder 408, Timing Belt 409 (chain), belt wheel 410 (sprocket wheel), nut, leading screw, leading screw support 411, standard slide block, line slideway, unblock shifting block.Under the unlocking program control of servomotor, retarder band movable belt pulley (sprocket wheel) is driven to rotate, the belt wheel (sprocket wheel) be automatically connected on leading screw by Timing Belt (chain) band is rotated, belt wheel (sprocket wheel) rotating band moves screw turns, drive installation has the unblock shifting block action of nut, unlock on shifting block and standard slide block is installed, can only move along line slideway direction so unlock shifting block.
Describedly change electric lifting platform and also can comprise locating bush D (locating bush can be one or more, the quantity and the position that are specifically connected the registration mast on latching device with car body are determined, as long as can change electric lifting platform carry out changing in electric process to car body upper body connect latching device positioning instant can), the shape of this locating bush D is connected the registration mast Z on latching device 10 matching form with car body closes, locating bush is used for changing and installing in the process of electrokinetic cell, guarantee that car body connects latching device and the position changed electric lifting platform and contact, position transduser is provided with in this locating bush, Figure 11 is the structure enlarged diagram of locating bush D, is wherein respectively from top to bottom: spring link stopper D1, retracing spring D2 and position transduser D3.Wherein, after electric passenger vehicle completes location on vehicle locating platform, change after electric lifting platform rises to the electrokinetic cell bottom of vehicle bottom, the registration mast be connected on latching device is combined together the locating bush changing on electric lifting platform with car body, change electric lifting platform to continue to rise, when after trigger position sensor, change electric lifting platform to stop rising, send instructions after receiving position transduser energizing signal to servomotor, servo electric drive screw turns, unblock shifting block is made to promote slide block compression elastic element, when reaching preset strokes, electrokinetic cell unlocks from vehicle, now change electric lifting platform to decline, when dropping to preset strokes, complete car body and connect being separated of latching device and electrokinetic cell, electric passenger vehicle is located on vehicle locating platform and after the electrokinetic cell of power shortage is removed, shuttle moves, by the electrokinetic cell of full electricity with change after electric lifting platform aligns, change after electric lifting platform rises to the battery compartment bottom of vehicle bottom, the registration mast be connected on latching device is combined together the locating bush changing on electric lifting platform with car body, change electric lifting platform to continue to rise, when after trigger position sensor, change electric lifting platform to stop rising, send instructions after receiving position transduser energizing signal to servomotor, driven by servomotor unlocks shifting block and promotes slide block compression elastic element, change electric lifting platform after reaching preset strokes to continue to rise, when rising to preset strokes, electrokinetic cell enters in Vehicular battery storehouse completely, now servomotor resets, unlock shifting block to move to away from slide block direction, slide block and bracket component determine registration mast on block and electrokinetic cell fit together, complete the joint that car body connects latching device and electrokinetic cell.
Workflow of the present invention is as follows: change an electric car elder generation on vehicle locating platform accurately behind location, change electric lifting platform and rise to power cell of vehicle bottom, change the release mechanism action on electric lifting platform, stir the coupling assembling of corresponding sliding shoe, the elastic element that compression is made up of disk spring is (when linearly guide rail pushing rolling wheels moves unblock shifting block, roller drives the action of slide block assembly compression elastic element, when reaching certain stroke, battery unlocks from vehicle), the socket on vehicle and the plug on battery are thrown off simultaneously; Along with the decline of changing electric lifting platform, power shortage battery is removed.
When changing the full battery of electric lifting platform lifting to lower vehicle, first by the release mechanism action on lifting platform, stir corresponding slide block, compress the elastic element be made up of disk spring, the socket on vehicle moves forward; Lifting platform carries full battery to be continued to rise, enter in Vehicular battery storehouse, stop rising after touching slide block, release mechanism resets (when linearly guide rail moves away from roller direction unblock shifting block, roller and slide block assembly be motion under compression elastic element drives, slide block and determine block and battery fixed column is tightly stuck), now battery is locked on vehicle, socket on vehicle moves backward, fits with the plug on battery.
Power shortage battery on vehicle unloads and expires the installation of battery, and the cooperation needing car body to connect latching device just can complete, and locking action and the unlocking motion of car body connection latching device are all complete under the control of changing electric lifting platform.
The flow process that power shortage battery unloads from electric passenger vehicle: electric passenger vehicle is after vehicle locating platform completes location, change after electric lifting platform rises to vehicle bottom battery bottom, the registration mast be connected on latching device is combined together locating bush on lifting platform with car body, lifting platform continues to rise, when after trigger position sensor, lifting platform stops rising, PLC sends instructions to servomotor after receiving position transduser energizing signal, under the unlocking program control of servomotor, retarder band movable belt pulley (sprocket wheel) is driven to rotate, after other driver elemenies, unlock the motion of shifting block pushing rolling wheels, roller drives slide block assembly compression elastic element, when reaching certain stroke, battery unlocks from vehicle, now lifting platform declines, when dropping to certain stroke, electrokinetic cell departs from vehicle.Now servomotor resets, unlock shifting block when being separated from roller, slide block assembly top shoe and bracket component determine block and fit together, lifting platform continuation decline, until be placed on the shuttle of transports cell by electrokinetic cell, complete the process that electrokinetic cell unloads from battery-driven car.
Full battery is installed to the flow process on electric passenger vehicle: electric passenger vehicle is located on vehicle locating platform, and after power shortage battery is removed, shuttle moves, by full battery with change after electric lifting platform aligns, change after electric lifting platform rises to battery compartment bottom at the bottom of vehicle, the registration mast be connected on latching device is combined together locating bush on lifting platform with car body, lifting platform continues to rise, when after trigger position sensor, lifting platform stops rising, PLC sends instructions to servomotor after receiving position transduser energizing signal, under the unlocking program control of servomotor, retarder band movable belt pulley (sprocket wheel) is driven to rotate, after other driver elemenies, unlock the motion of shifting block pushing rolling wheels, roller drives slide block assembly compression elastic element, change electric lifting platform after reaching certain stroke to continue to rise, when rising to certain stroke, electrokinetic cell enters in Vehicular battery storehouse completely.Now servomotor resets, and unlocks shifting block when being separated from roller, and slide block assembly top shoe and bracket component determine registration mast on block and battery and fits together, electrokinetic cell is locked on vehicle by latching device.Change electric lifting platform to decline, until be down to below shuttle, now complete the installation process of electrokinetic cell on battery-driven car.
In specification sheets provided herein, describe a large amount of detail.But can understand, embodiments of the invention can be put into practice when not having these details.In some instances, be not shown specifically known method, structure and technology, so that not fuzzy understanding of this description.
Similarly, be to be understood that, in order to simplify the disclosure and to help to understand in each inventive aspect one or more, in the description above to exemplary embodiment of the present invention, each feature of the present invention is grouped together in single embodiment, figure or the description to it sometimes.But, the method for the disclosure should be construed to the following intention of reflection: namely the present invention for required protection requires feature more more than the feature clearly recorded in each claim.Or rather, as claims below reflect, all features of disclosed single embodiment before inventive aspect is to be less than.Therefore, the claims following detailed description of the invention are incorporated to this detailed description of the invention thus clearly, and wherein each claim itself is as independent embodiment of the present invention.
Those skilled in the art are appreciated that and adaptively can change the module in the equipment in embodiment and they are arranged in one or more equipment different from this embodiment.Module in embodiment or unit or assembly can be combined into a module or unit or assembly, and multiple submodule or subelement or sub-component can be put them in addition.Except at least some in such feature and/or process or unit be mutually repel except, any combination can be adopted to combine all processes of all features disclosed in this specification sheets (comprising adjoint claim, summary and accompanying drawing) and so disclosed any method or equipment or unit.Unless expressly stated otherwise, each feature disclosed in this specification sheets (comprising adjoint claim, summary and accompanying drawing) can by providing identical, alternative features that is equivalent or similar object replaces.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.Such as, in the following claims, the one of any of embodiment required for protection can use with arbitrary array mode.
The present invention will be described instead of limit the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element.The present invention can by means of including the hardware of some different elements and realizing by means of the computing machine of suitably programming.In the unit claim listing some devices, several in these devices can be carry out imbody by same hardware branch.Word first, second and third-class use do not represent any order.Can be title by these word explanations.
Claims (10)
1., for a fastening system for electric passenger vehicle dynamic battery changing, this fastening system is used for being coupled with electrokinetic cell, it is characterized in that,
Comprise car body and connect latching device, described car body connects latching device for be arranged by the two-part structure of symmetry, and symmetrical two-part structure is fixedly installed on the left and right longitudinal girder of car chassis respectively; Car body connect latching device comprise: bracket component and sliding shoe assembly, bracket component is fixed on car body for car body is connected latching device, bracket component comprise can contact with the registration mast of electrokinetic cell side determine block; The slide block that sliding shoe assembly comprises elastic element and is connected with elastic element; Changing in electric process, promoting after slide block movement, after slide block compression elastic element reaches preset strokes, completing car body and connect being separated of latching device and electrokinetic cell; Slide block moves under the driving of the expansionary force of elastic element, slide block and determine block and registration mast is stuck, and completes the joint of car body connection latching device and electrokinetic cell.
2. fastening system as claimed in claim 1, is characterized in that,
Described electrokinetic cell is tabular cube, the end face in tabular cube left and right sides portion is fixed with registration mast and the wedge of electrokinetic cell, wedge is used for the travel direction when electrokinetic cell enters Vehicular battery storehouse and guides, and guarantees the first location of electrokinetic cell left and right directions in Vehicular battery storehouse; Registration mast is the cylinder being provided with circular groove, and this circular groove and slide block close with the matching form determining block, makes registration mast and slide block and determine block to be stuck; The end face of tabular cube front side portion is provided with a plug.
3. fastening system as claimed in claim 2, is characterized in that,
Described bracket component also comprises main support, locating piece, registration mast support, separates lock dog support, roller and turning rolls, and wherein, bracket component is the main frame that car body connection latching device is connected with vehicle, is connected with the longitudinal girder of chassis of electric passenger vehicle; Locating piece, determine block, registration mast support, separate lock dog support, roller and turning rolls to be fixed on main support by welding manner, roller is arranged in turning rolls, promotes slide block movement by roller in pushing rolling wheels frame; Locating piece is for having coordinated electrokinetic cell in the first location of the left and right directions of vehicle chassis with the wedge on electrokinetic cell, wherein when electrokinetic cell changed electric lifting platform be lifted to bottom, Vehicular battery storehouse time, along with electrokinetic cell is by lifting, on electrokinetic cell, wedge first contacts with locating piece, and under the guiding of respective incline structure, complete battery and just locate on battery compartment left and right directions.
4. fastening system as claimed in claim 3, is characterized in that,
Described sliding shoe assembly comprises multiple slide block, also comprises slide block tie-beam, pilot bar and guide rod support, and each slide block and slide block tie-beam are that integral type is connected, described elastic element propulsive effort next play action; Elastic element is fixing on the guide bar, and pilot bar one end connects with corresponding slide block, and the other end is supported by guide rod support, and guide rod support and described bracket component link together.
5. fastening system as claimed in claim 4, is characterized in that,
The structure of described slide block be V-shaped groove structure is set, be provided with boss structure in V-shaped groove, boss structure, for clamping with the circular groove on the registration mast of electrokinetic cell side, guarantees the location of electrokinetic cell left and right directions on vehicle chassis; Wherein, when electrokinetic cell is in the battery compartment entering vehicle bottom, the left and right sides, under the guiding of the wedge of the side of electrokinetic cell, completes the left and right directions of electrokinetic cell in battery compartment and just locates; After electrokinetic cell enters battery compartment, slide block moves under the driving of the expansionary force of elastic element, electrokinetic cell is when determining block and slide block clamping, circular groove on boss structure in slide block V-shaped groove and the registration mast of electrokinetic cell clamps, and realizes electrokinetic cell and accurately locates on the left and right directions of vehicle chassis.
6. fastening system as claimed in claim 4, is characterized in that,
Be provided with groove in described slide block tie-beam, described slide block slides in groove, is equipped with hole in this groove, is provided with the ball only rolled in hole in hole.
7. fastening system as claimed in claim 5, is characterized in that,
Described car body connects latching device and also comprises jack assemblies, jack assemblies comprises supporting bracket, socket, socket support, spring, rubber block and connection gauge member, supporting bracket is fixedly connected with the left and right longitudinal girder of vehicle chassis by bolt, socket and socket support are fixed together, socket support is linked together by bolt, spring and rubber block and supporting bracket, under the propulsive effort of spring, socket support and socket are pushed to the plug of electrokinetic cell, make the plug and socket tight joint of electrokinetic cell together.
8. fastening system as claimed in claim 7, is characterized in that,
Described sliding shoe assembly also comprises connector and promotes support, connector promotes support and is fixedly connected with slide block foremost, when slide block is pushed, the socket that connector promotes on support promotion vehicle in jack assemblies moves, and carries out being separated and engaging with the plug of electrokinetic cell.
9. fastening system as claimed in claim 8, is characterized in that,
Described sliding shoe assembly comprises Special support for maintaining further, Special support for maintaining comprises the bolt holder that is equipped with bolt, Special support for maintaining and slide block are fixed together, bolt holder and main support are fixed together, when Special support for maintaining is used for car body connection latching device inefficacy, by manually carrying out bolt adjustment, under the pulling force of bolt, complete the unlocking motion of electrokinetic cell on vehicle; Wherein, when car body connection latching device breaks down, in electrokinetic cell bottom by changing after electric lifting platform is supported on electrokinetic cell bottom, by manually adjusting bolt on bolt holder, head on Special support for maintaining by bolt to move, promote slide block compression elastic element, make slide block and determine block and separate, and the separating action of socket and plug, complete car body and connect being separated of latching device and electrokinetic cell; After changing electric lifting platform and putting down the electrokinetic cell of power shortage, again the electrokinetic cell of the full electricity of lifting is in lower vehicle battery compartment, adjustment bolt makes Special support for maintaining reset under elastic element promotes, slide block with determine block the registration mast of electrokinetic cell locked, and together with socket also fits tightly with plug under spring reset effect, complete the joint that car body connects latching device and electrokinetic cell.
10. fastening system as claimed in claim 9, is characterized in that,
Described bolt is the bolt adopting special screw thread specification, bolt cooperation corresponding with screws special wrench set.
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