CN116890691A - Mobile power exchange station - Google Patents
Mobile power exchange station Download PDFInfo
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- CN116890691A CN116890691A CN202310965893.2A CN202310965893A CN116890691A CN 116890691 A CN116890691 A CN 116890691A CN 202310965893 A CN202310965893 A CN 202310965893A CN 116890691 A CN116890691 A CN 116890691A
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- frame
- fixed
- lifting
- fork
- power exchange
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 210000000078 claw Anatomy 0.000 claims description 41
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 210000001503 joint Anatomy 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 10
- 238000003032 molecular docking Methods 0.000 claims description 9
- 230000003028 elevating effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 230000003137 locomotive effect Effects 0.000 claims 1
- 238000005457 optimization Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/06—Supplying batteries to, or removing batteries from, vehicles
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Handcart (AREA)
Abstract
The invention relates to a movable power exchange station which comprises a traction head, a flat trailer and a power exchange box body, wherein a ground rail frame is arranged in the power exchange box body, a battery pack and a longitudinally movable portal frame are arranged on the ground rail frame, a transversely telescopic multi-stage fork is fixed on the portal frame, the multi-stage fork is connected with a battery lifting appliance through a lifting mechanism, the lifting mechanism comprises a supporting shaft and a speed reducer, the supporting shaft is arranged on the multi-stage fork, driven chain wheels are arranged at two ends of the supporting shaft, the speed reducer is fixed on the multi-stage fork, an input shaft of the speed reducer is connected with a servo motor, driving chain wheels are arranged at two ends of an output shaft of the speed reducer, lifting chains are arranged at two sides of the speed reducer, the lifting chains bypass the driving chain wheels and the driven chain wheels, the lower ends of the lifting chains are hinged with the battery lifting appliance, the upper ends of the lifting chains are hinged with the multi-stage fork through gas springs, and the gas springs and the speed reducer are correspondingly positioned at two sides of the supporting shaft. The device has the advantages of compact structure, convenient movement, stability, reliability and good adaptability.
Description
Technical Field
The invention relates to a power exchange station, in particular to a mobile power exchange station.
Background
In the field of electric trucks, the battery is usually fixed on a mounting frame to form a battery pack which can be integrally assembled, disassembled and replaced, and a battery replacing station which is specially used for charging the battery pack is arranged; when the electric quantity of the battery pack on the vehicle is insufficient, the vehicle can be started to the power exchange station to exchange the battery pack, so that normal use is not influenced. The existing power exchange station is mainly a skid-mounted power exchange station, namely, the power exchange station of the skid-mounted structure is fixed at a selected position, such as a single-box power exchange station disclosed in patent with publication number CN217730260U, the power exchange station cannot move once being constructed, is limited by sites and is only suitable for sites with abundant commercial power, and the use requirement cannot be met for sites with deficient commercial power.
Disclosure of Invention
The invention aims to provide a mobile power exchange station which has the advantages of compact structure, convenience in movement, stability, reliability, good adaptability and strong practicability.
In order to solve the problems in the prior art, the invention provides a mobile power exchange station, which comprises a traction head and a flat trailer which are connected with each other, wherein a power exchange box body provided with a wing door is fixed on the flat trailer, a ground rail frame is arranged in the power exchange box body, n charging positions which are distributed longitudinally are arranged on the ground rail frame, a battery pack is arranged on n-1 charging positions, a portal frame which can longitudinally move and transversely span the battery pack is also arranged on the ground rail frame, a multi-stage fork which can transversely stretch and retract is fixed on the portal frame, the multi-stage fork is connected with a battery lifting appliance through two lifting mechanisms which are symmetrically distributed, the lifting mechanism comprises a supporting shaft and a speed reducer, the supporting shaft is arranged on the multi-stage fork through bearing seats, two ends of the supporting shaft are respectively provided with driven sprockets, the speed reducer is fixed on the multi-stage fork, an input shaft of the speed reducer is connected with a servo motor, two ends of an output shaft of the speed reducer are respectively provided with driving sprockets corresponding to the driven sprockets, two sides of the speed reducer are respectively provided with lifting chains, the lifting chains bypass the corresponding driving sprockets and the driven, the lower ends of the lifting chains are hinged with the battery lifting appliance, the two ends of the battery lifting appliance are hinged with the battery lifting appliance, and the upper ends of the lifting chains are hinged with the two sides of the supporting chains through springs and the two sides of the supporting shafts are hinged with the supporting shafts.
Furthermore, the invention relates to a mobile power exchange station, wherein the ground rail frame comprises a bottom layer frame, balance guide grooves with upward openings are respectively arranged on two sides of the bottom layer frame, an upper layer frame is fixed on the bottom layer frame, walking guide grooves with outward openings are respectively arranged on two sides of the upper layer frame, guide wheel sets which are distributed at intervals are respectively arranged at the bottoms of two supporting legs of the portal frame, each guide wheel set comprises a support fixed on the portal frame, and the balance guide wheels and the walking guide wheels are correspondingly arranged in the balance guide grooves and the walking guide grooves.
Furthermore, the invention relates to a mobile power exchange station, wherein a driving assembly is respectively arranged between two supporting legs of a portal frame and an upper layer frame, the driving assembly comprises a bracket, a speed reducer, a driving motor, a driving sprocket, a guide sprocket and a driving chain, the bracket is fixed on the portal frame, the speed reducer is fixed on the bracket, the driving motor is fixed on the speed reducer, the driving sprocket is fixed on an output shaft of the speed reducer, the guide sprocket is provided with two brackets symmetrically arranged on the lower side of the driving sprocket, the driving chain bypasses the driving sprocket and the two guide sprockets according to a shape of a Chinese character 'ji', and two ends of the driving chain are respectively connected with the upper layer frame through tensioning pieces.
Furthermore, the invention relates to a mobile power exchange station, wherein the upper layer frame is provided with a baffle corresponding to the tensioning piece, the tensioning piece comprises a pull rod penetrating through the baffle and connected with the driving chain, one end of the pull rod, far away from the driving chain, is provided with a nut, a disc spring is sleeved on the pull rod between the nut and the baffle, the disc spring is positioned in a balance sleeve with an opening facing the nut, and the balance sleeve is provided with an end plate extruded between the disc spring and the baffle.
Further, the invention relates to a mobile power exchange station, wherein the bottom layer frame comprises first side beams which are symmetrically distributed, the first side beams comprise two square tubes, the two square tubes are fixed through connecting pieces, and the balance guide groove is formed by a gap between the two square tubes of the first side beams; the upper frame comprises second side beams which are symmetrically distributed, the second side beams are made of channel steel, the walking guide groove is formed by channel steel grooves of the second side beams, the portal frame is made of square tubes in a welding mode, I-shaped steel is welded at the lower ends of two supporting legs of the portal frame, and the support is fixed to the bottom of the I-shaped steel through bolts.
Further, the invention relates to a mobile power exchange station, wherein the battery lifting appliance comprises a butt joint frame, four chain hinging seats which are symmetrically distributed in a central mode are arranged on the upper side of the butt joint frame, hanging claw assemblies which are distributed at intervals are arranged on the lower side of the butt joint frame, each hanging claw assembly comprises a connecting plate fixed on the butt joint frame, a guide piece is fixed on the lower side of each connecting plate, a limiting groove penetrating through two ends is arranged in the middle of the upper side of each guide piece, a gear shaft and two hanging claws are arranged in each limiting groove, the gear shafts are arranged in the middle of each limiting groove through two flanging bearings which are correspondingly matched with the connecting plates and the guide pieces, the upper ends of the gear shafts are connected with a speed reducing motor fixed on the upper sides of the connecting plates, the two hanging claws are in sliding fit with the limiting grooves and are correspondingly positioned on two sides of the gear shafts, and racks meshed with the gear shafts are respectively fixed on the two hanging claws.
Further, the invention relates to a mobile power exchange station, wherein an upper self-lubricating plate attached to the upper side surface of a hanging claw is fixed on the connecting plate, and a lower self-lubricating plate attached to the lower side surface of the hanging claw is fixed on the guide piece; arc grooves along the length direction are respectively formed in the two side walls of the lifting claw, through holes which are distributed at intervals are respectively formed in the positions, corresponding to the lifting claw, of the two side walls of the limiting groove, springs are arranged in the through holes, the outer ends of the springs are propped against a pressing plate fixed on the outer side of the guide piece, and steel balls in the arc grooves of the lifting claw are propped against the inner ends of the springs.
Furthermore, the movable power exchange station comprises a fixed fork, a middle fork and an outer fork which are sequentially and slidably matched, wherein two fixed forks, two middle forks and two outer forks are symmetrically arranged respectively, an intermediate support plate, two mounting plates and two support plates are fixed between the two outer forks, two gas spring hinging seats are respectively arranged on the two support plates, support shafts of the two lifting mechanisms are correspondingly arranged on the two mounting plates, a speed reducer of the two lifting mechanisms is fixed on the intermediate support plate, and gas springs of the two lifting mechanisms are respectively connected with the corresponding gas spring hinging seats through pin shafts.
Furthermore, the invention relates to a mobile power exchange station, wherein two positioning columns are respectively fixed on the lower sides of two mounting plates, and positioning holes matched with the positioning columns are formed in the butt joint frame; the driven sprocket, the driving sprocket and the guiding sprocket are all three rows of sprockets, and the lifting chain and the driving chain are all three rows of chains.
Further, the invention relates to a mobile power exchange station, wherein the lower side surface of the connecting plate is provided with an upper groove for accommodating the upper self-lubricating plate, and the bottom of the limit groove of the guide piece is provided with a lower groove for accommodating the lower self-lubricating plate; the two hanging claw components are arranged and are correspondingly positioned at two ends of the butt joint frame.
Compared with the prior art, the mobile power exchange station has the following advantages: according to the invention, through arranging a traction head and a flat trailer which are connected with each other, a power exchange box body provided with wing doors is fixed on the flat trailer, a ground rail frame is arranged in the power exchange box body, n charging positions which are distributed longitudinally are arranged on the ground rail frame, a battery pack is arranged on n-1 charging positions, a portal frame which can longitudinally move and transversely span the battery pack is arranged on the ground rail frame, a multi-stage fork which can transversely stretch is fixed on the portal frame, the multi-stage fork is connected with a battery lifting appliance through two lifting mechanisms which are symmetrically distributed, the lifting mechanisms are provided with a supporting shaft and a speed reducer, wherein the supporting shaft is arranged on the multi-stage fork through bearing seats, driven chain wheels are respectively arranged at two ends of the supporting shaft, the speed reducer is fixed on the multi-stage fork, a servo motor is connected with an input shaft of the speed reducer, driving chain wheels corresponding to the driven chain wheels are respectively arranged at two ends of an output shaft of the speed reducer, lifting chains are respectively arranged at two sides of the speed reducer, the lifting chains are hinged with the battery lifting fork through driving chain and the driving chain which bypasses corresponding positions, the lifting chain is hinged with the battery lifting fork, the upper ends of the lifting chain are hinged with the battery lifting fork through gas springs and the two sides of the supporting shaft are correspondingly positioned at the positions of the supporting shaft. Therefore, the movable power exchange station is compact in structure, convenient to move, stable, reliable, good in adaptability and high in practicability. According to the invention, the traction head and the flat trailer are arranged, so that the battery changing box body, the ground rail frame, the battery pack, the portal frame, the multi-stage fork, the lifting mechanism, the battery lifting appliance and the like can be quickly moved to a required place, the moving convenience and the environmental adaptability are improved, and the field use requirement of the shortage of the mains supply can be met; the ground rail frame and the portal frame are arranged, the transversely telescopic multi-stage fork is fixed on the portal frame, and the multi-stage fork is utilized to transfer the battery pack in and out of the battery exchange box body during battery exchange, so that the transverse width of the battery exchange box body can be effectively reduced, and the moving trafficability is improved; by arranging two lifting mechanisms which are symmetrically distributed on the multi-stage fork, the battery lifting appliance can be integrally lifted when the two lifting mechanisms are synchronously controlled, and the battery lifting appliance can be leveled when one lifting mechanism is independently controlled, so that the safety reliability and the butt joint precision when a discharging pool bag is taken out are improved; through making elevating system set up back shaft, driven sprocket, reduction gear, driving sprocket, promote chain and air spring etc. let promote the chain and bypass corresponding driving sprocket and driven sprocket, and make air spring and reduction gear correspond the both sides position that is in the back shaft, on the one hand utilize the shrink ability of air spring and cooperate driving sprocket drive to promote the chain and can realize the lift function, on the other hand utilize the round trip winding mode of promoting the chain to have increased the cladding angle to driving sprocket, compare with current elevating system that adopts rope reel winding wire rope, can effectively reduce to rock, improve stable reliability.
The invention will be described in further detail with reference to the following embodiments of the invention, which are illustrated in the accompanying drawings.
Drawings
FIG. 1 is an isometric view of a mobile power exchange station according to the present invention;
FIG. 2 is an isometric view of the internal structure of the power conversion box of the present invention;
FIG. 3 is a front view of the floor rail frame and portal frame of the present invention;
FIG. 4 is a top view of the floor rail frame and portal frame of the present invention;
FIG. 5 is an isometric view of a floor rail frame and a portal frame of the present invention;
FIG. 6 is a view in the A-A direction of FIG. 3;
FIG. 7 is a view in the B-B direction of FIG. 4;
FIG. 8 is an enlarged view of a portion of the C position of FIG. 6;
FIG. 9 is an enlarged view of a portion of the D position of FIG. 7;
FIG. 10 is an enlarged view of a portion of the E position of FIG. 7;
FIG. 11 is a front view of the multi-stage pallet fork, lift mechanism and battery spreader of the present invention;
FIG. 12 is an isometric view of a multi-stage fork, lift mechanism and battery spreader of the present invention;
FIG. 13 is a front view of the outer fork, lift mechanism and battery hanger of the present invention;
FIG. 14 is a top view of the outer fork, lift mechanism and battery hanger of the present invention;
FIG. 15 is an isometric view of an outer fork, lift mechanism and battery hanger of the present invention;
FIG. 16 is a F-F view of FIG. 13;
FIG. 17 is a G-G view of FIG. 13;
FIG. 18 is an H-H view of FIG. 14;
FIG. 19 is a front view of a battery hanger of the present invention;
FIG. 20 is a top view of a battery hanger of the present invention;
FIG. 21 is an isometric view of a battery hanger of the present invention;
FIG. 22 is an I-I view of FIG. 19;
fig. 23 is a J-J view of fig. 19.
Detailed Description
First, it should be noted that the terms of up, down, left, right, front, back, etc. in the present invention are merely described according to the drawings, so as to facilitate understanding, and are not limited to the technical solution of the present invention and the scope of protection claimed.
An embodiment of a mobile power exchange station according to the invention as shown in fig. 1 to 23 comprises a tractor head 1 and a flat trailer 2 which are connected with each other, wherein a power exchange box body 3 provided with a wing door is fixed on the flat trailer 2. A ground rail frame 4 is provided in the battery changing box 3, n charging positions distributed in the longitudinal direction are provided on the ground rail frame 4, and a battery pack 5 is provided on n-1 charging positions so as to leave one charging position for placing the battery pack 5 detached from the vehicle 100. And set up but longitudinal movement and cross the portal frame 6 of battery package 5 on the ground rail frame 4, but the multistage fork 7 of horizontal flexible is fixed on portal frame 6, let multistage fork 7 pass through two elevating system 8 connection battery hoist 9 of symmetric distribution, let elevating system 8 set up back shaft 81 and reduction gear 82, wherein, back shaft 81 passes through bearing frame 811 and installs on multistage fork 7, the both ends of back shaft 81 are equipped with driven sprocket 812 respectively, reduction gear 82 is fixed on multistage fork 7, the input shaft of reduction gear 82 is connected with servo motor 821, the output shaft both ends of reduction gear 82 are equipped with the driving sprocket 822 that corresponds with driven sprocket 812 respectively. And lifting chains 83 are respectively arranged on two sides of the speed reducer 82, so that the lifting chains 83 bypass a driving sprocket 822 and a driven sprocket 812 at corresponding positions, wherein the lower end of the lifting chains 83 is hinged with the battery lifting tool 9, the upper end of the lifting chains 83 is hinged with the multi-stage fork 7 through a gas spring 84, and the gas spring 84 and the speed reducer 82 are correspondingly positioned on two sides of the supporting shaft 81.
Through the arrangement, the mobile power exchange station is compact in structure, convenient to move, stable, reliable, good in adaptability and strong in practicability. According to the invention, the traction headstock 1 and the flat trailer 2 are arranged, so that the battery changing box body 3, the ground rail frame 4, the battery pack 5, the portal frame 6, the multi-stage fork 7, the lifting mechanism 8, the battery lifting appliance 9 and the like can be quickly moved to a required place, the moving convenience and the environmental adaptability are improved, and the use requirement of a field with deficient commercial power can be met; the ground rail frame 4 and the portal frame 6 are arranged, the multi-stage fork 7 which stretches transversely is fixed on the portal frame 6, and the multi-stage fork 7 is utilized to transfer the battery pack 5 inside and outside the battery exchange box body during power exchange, so that the transverse width of the battery exchange box body 3 can be effectively reduced, and the moving trafficability is improved; by arranging two lifting mechanisms 8 which are symmetrically distributed on the multi-stage fork 7, the battery lifting appliance 9 can be integrally lifted when the two lifting mechanisms 8 are synchronously controlled, and the battery lifting appliance 9 can be leveled when one lifting mechanism 8 is independently controlled, so that the safety reliability and the butt joint precision when the discharging pool package 5 is taken out are improved; through making elevating system 8 set up back shaft 81, driven sprocket 812, reduction gear 82, driving sprocket 822, promote chain 83 and gas spring 84 etc. let promote chain 83 walk around corresponding driving sprocket 822 and driven sprocket 812, and make gas spring 84 and reduction gear 82 correspond and be in the both sides position of back shaft 81, on the one hand utilize the shrink ability of gas spring 84 and cooperate driving sprocket 822 drive to promote chain 83 and can realize the lift function, on the other hand utilize the round trip winding mode of promoting chain 83 to have increased the cladding angle to driving sprocket 822, compare with the elevating system that adopts the rope reel winding wire rope now, can effectively reduce rocking, improve stable reliability. In practical application, the invention also provides a plurality of hydraulic support legs at the bottom of the flat trailer 2, so that the flat trailer 2 is supported and leveled by the hydraulic support legs after moving to a destination, and the stability and the reliability are ensured. It is further noted that the construction of the charging station and battery pack 5 is well known to the person skilled in the art, wherein the top and bottom of the battery pack 5 are provided with rectangular frames, respectively, for establishing a connection with the charging station and battery hanger 9.
As an optimization scheme, the present embodiment adopts the following structure for the ground rail frame 4: the bottom layer frame 41 is arranged, the bottom layer frame 41 is respectively provided with a balance guide slot 411 with an upward opening at two sides, the upper layer frame 42 is fixed on the bottom layer frame 41, and the upper layer frame 42 is respectively provided with a walking guide slot 421 with an outward opening at two sides; meanwhile, in this embodiment, guide wheel sets are respectively installed at the bottoms of two supporting legs of the portal frame 6 at intervals, so that the guide wheel sets are provided with a support 61 fixed on the portal frame 6, and a balance guide wheel 62 and a walking guide wheel 63 are installed on the support 61, wherein the balance guide wheel 62 and the walking guide wheel 63 are correspondingly positioned in the balance guide slot 411 and the walking guide slot 421. This structure is through setting up balanced guide slot 411 and walking guide slot 421 on bottom frame 41 and upper frame 42 correspondingly, just formed the spacing form of three-dimensional direction ground rail structure, cooperates to set up balanced leading wheel 62 and walking leading wheel 63 that are in balanced guide slot 411 and walking guide slot 421 on portal frame 6 correspondingly, has improved the steady reliability of structure and action, carries out the horizontally flexible in-process by a wide margin at multistage fork 7, can effectively avoid portal frame 6 to topple. As an optimization scheme, the driving assemblies are respectively arranged between the two supporting legs of the portal frame 6 and the upper layer frame 42, so as to drive the portal frame 6 to longitudinally move along the ground rail frame 4, and the driving assemblies adopt the following structures: the device comprises a support 64, a speed reducer 65, a driving motor 66, a driving sprocket 67, a guide sprocket 68 and a driving chain 69, wherein the support 64 is fixed on a portal frame 6, the speed reducer 65 is fixed on the support 64, the driving motor 66 is fixed on the speed reducer 65, the driving sprocket 67 is fixed on an output shaft of the speed reducer 65, the guide sprocket 68 is provided with two brackets 64 symmetrically arranged on the lower side of the driving sprocket 67, the driving chain 69 bypasses the driving sprocket 67 and the two guide sprockets 68 according to a shape of a Chinese character 'ji', and two ends of the driving chain 69 are respectively connected with an upper layer frame 42 through tensioning pieces. The invention adopts the structure form that the driving chain 69 is matched with the driving chain wheel 67 and the guiding chain wheel 68, and the driving chain 69 bypasses the driving chain wheel 67 and the two guiding chain wheels 68 in a shape of a Chinese character 'ji', thereby improving the stability and the reliability of driving and the accuracy of control compared with the mode that the speed reducer directly drives the steel wheel to roll in the prior art.
As a specific embodiment, the present invention provides the baffle 422 corresponding to the tensioning member on the upper frame 42, and makes the tensioning member adopt the following structure: a pull rod 423 penetrating through the baffle plate 422 and connected with the drive chain 69 is arranged, a nut 424 is arranged at one end of the pull rod 423 far away from the drive chain 69, a disc spring 425 is sleeved on the pull rod 423 between the nut 424 and the baffle plate 422, the disc spring 425 is positioned in a balance sleeve 426 with an opening facing the nut 424, and the balance sleeve 426 is provided with an end plate extruded between the disc spring 425 and the baffle plate 422. The tensioning piece has the characteristics of simple structure, good stability and strong adaptability, and the adaptability of the driving chain 69 to the driving sprocket 67 is improved on the basis of ensuring the structural stability. In a specific embodiment, the bottom frame 41 is provided with the symmetrically distributed first side beams 412, and the first side beams 412 are provided with two square tubes, wherein the two square tubes are fixed by connecting pieces distributed at intervals, and the balance guide slot 411 is formed by a gap between the two square tubes of the first side beams 412. The bottom frame 41 of this arrangement has the characteristics of simple structure and easy preparation. Similarly, in this embodiment, the upper frame 42 is provided with symmetrically distributed second side beams 427, and the second side beams 427 are made of channel steel, where the walking guide groove 421 is formed by channel steel grooves of the second side beams 427. The upper frame 42 of this arrangement is also simple in construction and easy to manufacture. In order to improve the stability of the structure and the convenience of connection, the portal frame 6 is manufactured by welding square tubes, and the lower ends of two supporting legs of the portal frame are welded with I-beams 610, wherein the support 61 is fixed at the bottom of the I-beams 610 through a plurality of bolts.
As an optimization scheme, the battery lifting appliance 9 adopts the following structure: a butt joint frame 91 is arranged, four chain hinging seats 92 which are symmetrically distributed in the center are arranged on the upper side of the butt joint frame 91 and are connected with lifting chains 83 of two lifting mechanisms 8 through pin shafts; spaced apart hanger members 93 are provided at the lower side of the docking frame 91 to be connected with the rectangular frame at the top of the battery pack 5. The claw assembly 93 is provided with a connecting plate 931 fixed to the docking frame 91, a guide 932 is fixed to the lower side of the connecting plate 931, a limit groove 9321 penetrating both ends is provided in the middle of the upper side of the guide 932, a gear shaft 933 and two claws 934 are provided in the limit groove 9321, the gear shaft 933 is mounted in the middle position of the limit groove 9321 through two flange bearings 935 corresponding to the connecting plate 931 and the guide 932, the upper end of the gear shaft 933 is connected to a gear motor 936 fixed to the upper side of the connecting plate 931, the two claws 934 are slidably engaged with the limit groove 9321 and corresponding to both side positions of the gear shaft 933, and the two claws 934 are respectively fixed to racks 937 meshed with the gear shaft 933. The battery lifting appliance 9 has the characteristics of simple structure, convenient operation and control and reliable connection, when the battery pack 5 is lifted, the battery lifting appliance 9 is firstly moved to the position right above the battery pack 5 through the portal frame 6 and the multi-stage fork 7, then the battery lifting appliance 9 is dropped onto a rectangular frame at the top of the battery pack 5 through the two lifting mechanisms 8, and then the symmetrically distributed lifting claws 934 are extended out and hooked on the rectangular frame by utilizing the gear motors 936 of the lifting claw assemblies 93, so that the battery lifting appliance 9 and the battery pack 5 can be connected together; after the battery lifting appliance 9 and the battery pack 5 are moved to the target positions by the portal frame 6 and the multi-stage fork 7, the symmetrically distributed lifting claws 934 are retracted by the gear motors 936 of the lifting claw assemblies 93, and the connection between the battery lifting appliance 9 and the battery pack 5 can be released. According to the invention, the battery lifting appliance 9 is provided with the lifting claw assemblies 93 which are distributed at intervals, the lifting claw assemblies 93 are in the form of being composed of the connecting plate 931, the guide piece 932, the gear shaft 933, the gear motor 936, the lifting claw 934, the rack 937 and the like, and the symmetrically distributed lifting claw 934 is extended or retracted only by driving the gear shaft 933 through the gear motor 936, so that the quick connection or disconnection of the battery lifting appliance 9 and the battery pack 5 can be realized, the structure is simplified, and the operation convenience and the connection reliability are improved.
As an optimization scheme, in the embodiment, the upper self-lubricating plate 938 attached to the upper side surface of the lifting claw 934 is fixed on the connecting plate 931, and the lower self-lubricating plate 939 attached to the lower side surface of the lifting claw 934 is fixed on the guide piece 932, so that the sensitivity of the lifting claw 934 in the extending or retracting action is improved. Meanwhile, in this embodiment, arc grooves 9341 along the length direction are respectively provided on both side walls of the hanging claw 934, through holes are respectively provided on both side walls of the limit groove 9321 at intervals corresponding to the hanging claw 934, and springs 9310 are provided in the through holes, wherein the outer ends of the springs 9310 are pressed against a pressing plate 9311 fixed on the outer side of the guide piece 932 by bolts, and steel balls 9312 in the arc grooves 9341 of the hanging claw 934 are pressed against the inner ends of the springs 9310. The structure enhances the sensitivity of the extending or retracting action of the lifting claw 934 by the cooperation of the arc grooves 9341 on the two sides of the lifting claw 934 and the steel balls 9312, and an omnibearing lubrication structure is formed around the lifting claw 934 by combining the upper self-lubrication plate 938 and the lower self-lubrication plate 939, so that the clamping stagnation phenomenon can be effectively avoided.
As a specific embodiment, the multi-stage fork 7 is provided with the fixed fork 71, the middle fork 72 and the outer fork 73 which are in sliding fit in sequence, and the fixed fork 71, the middle fork 72 and the outer fork 73 are respectively symmetrically provided with two forks so as to improve the structural stability; and a middle supporting plate 731, two mounting plates 732 and two supporting plates 733 are fixed between the two outer forks 73, and two air spring hinge seats 734 are respectively arranged on the two supporting plates 733, wherein the supporting shafts 81 of the two lifting mechanisms 8 are correspondingly arranged on the two mounting plates 732, the decelerator 82 of the two lifting mechanisms 8 is fixed on the middle supporting plate 731, and the air springs 84 of the two lifting mechanisms 8 are respectively connected with the corresponding air spring hinge seats 734 through pin shafts. It should be noted that, the multi-stage fork is the prior art in the field, and the structure, principle and connection relationship between the forks of each stage are well known to the skilled person, and will not be described herein. In the present invention, two positioning posts 735 are fixed to the lower sides of two mounting plates 732, respectively, and positioning holes 911 for fitting the positioning posts 735 are provided in the docking frame 91. After the battery lifting tool 9 is lifted in place, each positioning column 735 is inserted into the corresponding positioning hole 911, so that the compactness and the integrity of the combination of the battery lifting tool 9 and the multi-stage fork 7 can be effectively improved, and the stability in the moving process is ensured. To enhance the structural and operational stability, the present embodiment employs three rows of sprockets for the driven sprocket 812, the driving sprocket 822, the driving sprocket 67 and the guide sprocket 68, and correspondingly, three rows of chains for the lift chain 83 and the driving chain 69. In order to improve the compactness, the lower side of the connecting plate 931 is provided with an upper groove for accommodating the upper self-lubricating plate 938, and the bottom of the limiting groove 9321 of the guiding element 932 is provided with a lower groove for accommodating the lower self-lubricating plate 939. In practical application, the invention generally has two lifting claw assemblies 93 and correspondingly positions two lifting claw assemblies 93 at two ends of the docking frame 91, so as to achieve the aim of simplifying the structure on the basis of ensuring the connection reliability.
The above examples are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the invention as claimed, and various modifications made by those skilled in the art according to the technical solution of the present invention should fall within the scope of the invention as defined in the claims without departing from the design concept of the present invention.
Claims (10)
1. The utility model provides a portable power conversion station, includes interconnect's locomotive (1) and flatbed trailer (2), is fixed with on flatbed trailer (2) and is equipped with electric box (3) that trades of wing door, a serial communication port, be equipped with ground rail frame (4) in trading electric box (3), be equipped with along vertically distributed's n charges on ground rail frame (4), be equipped with battery package (5) on the n-1 charges, still be equipped with on ground rail frame (4) but longitudinal movement and cross portal frame (6) of battery package (5), be fixed with multistage fork (7) that can transversely stretch out and draw back on portal frame (6), multistage fork (7) are connected with battery hoist (9) through two elevating system (8) of symmetric distribution, elevating system (8) are equipped with driven sprocket (812) including back shaft (81) and reduction gear (82), back shaft (81) are installed on multistage fork (7) through bearing frame (811), the both ends of back shaft (81) are equipped with driven sprocket (812) respectively, reduction gear (82) are fixed on multistage fork (7), but multistage fork (82) motor (82) are connected with driving sprocket (83) respectively, drive sprocket (82) are equipped with both ends (821) respectively, the lifting chain (83) bypasses the driving sprocket (822) and the driven sprocket (812) which correspond to each other, the lower end of the lifting chain (83) is hinged to the battery lifting tool (9), the upper end of the lifting chain (83) is hinged to the multi-stage fork (7) through the gas spring (84), and the gas spring (84) and the speed reducer (82) are correspondingly located at two sides of the supporting shaft (81).
2. The mobile power exchange station according to claim 1, wherein the ground rail frame (4) comprises a bottom layer frame (41), two sides of the bottom layer frame (41) are respectively provided with a balance guide groove (411) with an upward opening, an upper layer frame (42) is fixed on the bottom layer frame (41), two sides of the upper layer frame (42) are respectively provided with a walking guide groove (421) with an outward opening, guide wheel groups distributed at intervals are respectively arranged at the bottoms of two support legs of the portal frame (6), the guide wheel groups comprise support seats (61) fixed on the portal frame (6), balance guide wheels (62) and walking guide wheels (63) are arranged on the support seats (61), and the balance guide wheels (62) and the walking guide wheels (63) are correspondingly positioned in the balance guide grooves (411) and the walking guide grooves (421).
3. A mobile power exchange station according to claim 2, characterized in that a driving component is arranged between two supporting legs of the portal frame (6) and the upper frame (42) respectively, the driving component comprises a bracket (64), a speed reducer (65), a driving motor (66), a driving chain wheel (67), a guiding chain wheel (68) and a driving chain (69), the bracket (64) is fixed on the portal frame (6), the speed reducer (65) is fixed on the bracket (64), the driving motor (66) is fixed on the speed reducer (65), the driving chain wheel (67) is fixed on an output shaft of the speed reducer (65), the guiding chain wheels (68) are provided with two supporting frames (64) symmetrically arranged on the lower side of the driving chain wheel (67), the driving chain (69) bypasses the driving chain wheel (67) and the two guiding chain wheels (68) according to a shape of a Chinese character, and two ends of the driving chain (69) are respectively connected with the upper frame (42) through tensioning pieces.
4. A mobile station according to claim 3, characterized in that the upper frame (42) is provided with a baffle (422) corresponding to a tensioning member, the tensioning member comprising a pull rod (423) passing through the baffle (422) and being connected to the drive chain (69), a nut (424) being mounted at the end of the pull rod (423) remote from the drive chain (69), a disc spring (425) being arranged on the pull rod (423) between the nut (424) and the baffle (422), the disc spring (425) being located in a balancing sleeve (426) open towards the nut (424), the balancing sleeve (426) being provided with an end plate pressed between the disc spring (425) and the baffle (422).
5. A mobile power exchange station according to claim 4, characterized in that the bottom frame (41) comprises symmetrically distributed first side beams (412), the first side beams (412) comprise two square tubes, the two square tubes are fixed by connecting pieces, and the balance guide slot (411) is formed by a gap between the two square tubes of the first side beams (412); the upper frame (42) comprises second side beams (427) which are symmetrically distributed, the second side beams (427) are made of channel steel, the walking guide groove (421) is formed by a channel steel groove of the second side beams (427), the portal frame (6) is made of square tubes in a welding mode, I-shaped steel (610) is welded at the lower ends of two supporting legs of the portal frame, and the support (61) is fixed to the bottom of the I-shaped steel (610) through bolts.
6. The mobile power exchange station according to claim 5, wherein the battery lifting appliance (9) comprises a docking frame (91), four chain hinging seats (92) which are symmetrically distributed in the center are arranged on the upper side of the docking frame (91), jaw assemblies (93) which are distributed at intervals are arranged on the lower side of the docking frame (91), the jaw assemblies (93) comprise connecting plates (931) fixed on the docking frame (91), guide members (932) are fixed on the lower side of the connecting plates (931), limiting grooves (9321) penetrating through two ends are formed in the middle of the upper side of the guide members (932), gear shafts (933) and two jaws (934) are arranged in the limiting grooves (9321), the gear shafts (933) are mounted at the middle positions of the limiting grooves (9321) through two flanging bearings (935) which are correspondingly matched with the connecting plates (931) and the guide members (932), the upper ends of the gear shafts (933) are connected with gear shafts (936) fixed on the upper sides of the connecting plates (931), and the two jaws (934) are in sliding fit with the limiting grooves (9321) and are correspondingly engaged with the two racks (937) respectively.
7. A mobile power exchange station according to claim 6, wherein an upper self-lubricating plate (938) attached to the upper side of the lifting claw (934) is fixed to the connecting plate (931), and a lower self-lubricating plate (939) attached to the lower side of the lifting claw (934) is fixed to the guide (932); arc-shaped grooves (9341) along the length direction are respectively arranged on two side walls of the hanging claw (934), through holes which are distributed at intervals are respectively arranged at positions, corresponding to the hanging claw (934), of two side walls of the limiting groove (9321), springs (9310) are arranged in the through holes, the outer ends of the springs (9310) are propped against pressing plates (9311) fixed on the outer sides of the guide pieces (232), and steel balls (9312) located in the arc-shaped grooves (9341) of the hanging claw (934) are propped against the inner ends of the springs (9310).
8. The mobile power exchange station according to claim 7, wherein the multi-stage fork (7) comprises a fixed fork (71), a middle fork (72) and an outer fork (73) which are sequentially in sliding fit, the fixed fork (71), the middle fork (72) and the outer fork (73) are respectively and symmetrically provided with two middle support plates (731), two mounting plates (732) and two support plates (733), two air spring hinging seats (734) are respectively arranged on the two support plates (733), supporting shafts (81) of the two lifting mechanisms (8) are correspondingly arranged on the two mounting plates (732), speed reducers (82) of the two lifting mechanisms (8) are respectively fixed on the middle support plates (731), and air springs (84) of the two lifting mechanisms (8) are respectively connected with the corresponding air spring hinging seats (734) through pin shafts.
9. The mobile power exchange station according to claim 8, wherein two positioning posts (735) are respectively fixed on the lower sides of the two mounting plates (732), and positioning holes (911) matched with the positioning posts (735) are formed on the docking frame (91); the driven sprocket (812), the driving sprocket (822), the driving sprocket (67) and the guiding sprocket (68) are all three rows of sprockets, and the lifting chain (83) and the driving chain (69) are all three rows of chains.
10. A mobile power exchange station according to claim 9, characterized in that the underside of the connecting plate (931) is provided with an upper groove for receiving an upper self-lubricating plate (938), and the bottom of the limit groove (9321) of the guide (932) is provided with a lower groove for receiving a lower self-lubricating plate (939); two hanging claw components (93) are arranged, and the two hanging claw components (93) are correspondingly positioned at two ends of the butt joint frame (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310965893.2A CN116890691A (en) | 2023-07-31 | 2023-07-31 | Mobile power exchange station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310965893.2A CN116890691A (en) | 2023-07-31 | 2023-07-31 | Mobile power exchange station |
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| Publication Number | Publication Date |
|---|---|
| CN116890691A true CN116890691A (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310965893.2A Pending CN116890691A (en) | 2023-07-31 | 2023-07-31 | Mobile power exchange station |
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| CN (1) | CN116890691A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117945258A (en) * | 2024-03-27 | 2024-04-30 | 河南巨人起重机集团有限公司 | Special lifting appliance for power exchange station |
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2023
- 2023-07-31 CN CN202310965893.2A patent/CN116890691A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117945258A (en) * | 2024-03-27 | 2024-04-30 | 河南巨人起重机集团有限公司 | Special lifting appliance for power exchange station |
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