CN216636211U - Insufficient-power battery and full-power battery exchange device based on electric vehicle - Google Patents

Abstract

The utility model relates to a power-shortage battery and full-charge battery exchange device based on an electric vehicle, which comprises a battery automatic extracting and conveying unit and a battery automatic unlocking, dismounting, mounting and locking unit; the utility model mainly solves the problems of automatic extraction, transportation and supply of full-charge batteries of the electric automobile battery replacement vehicles and receiving, transportation and warehousing of insufficient-charge batteries; the utility model realizes automation, so that the full-charge battery can be automatically extracted, conveyed and supplied, and the insufficient-charge battery can be received, conveyed and warehoused very easily, and as the manipulator can slide left and right and can be randomly positioned at different positions and heights, the effective capacity of the battery storage and charging device can be greatly improved, and the battery changing speed can be greatly improved; the battery replacement efficiency is greatly improved.

Description

Depleted battery and fully charged battery exchange device based on electric vehicle

technical field

The utility model belongs to the field of electric vehicles, in particular to equipment for automatically extracting, transporting and supplying fully charged batteries of vehicles, as well as receiving, transporting and warehousing of depleted batteries.

Background technique

With the large-scale promotion of electric vehicles, and the long charging process of electric vehicles, how to quickly and effectively supply electric energy for electric vehicles has become an urgent concern of car owners. This makes battery replacement a lot of attention.

The current market for battery replacement is basically one vehicle, one electricity, and one electricity station, resulting in a large amount of waste of resources, which has seriously affected the development of the battery replacement industry. If it is realized that one power exchange station can exchange power for multiple models, this dilemma will be solved.

The battery replacement program usually needs to be carried out in a dedicated electric vehicle swap station. During the battery swap process, the battery swap trolley accurately removes the depleted battery on the electric vehicle, and replaces the fully charged battery on the electric vehicle. In this process, the extraction, transportation, supply and receiving, transportation and storage of batteries are particularly important.

SUMMARY OF THE INVENTION

The utility model provides a depleted battery and a fully charged battery exchange device based on an electric vehicle.

The technical scheme of the present utility model is:

Depleted battery and fully charged battery exchange device based on electric vehicle, including battery automatic extraction and transportation device, electric vehicle battery automatic unlocking, removal and installation, locking device, depleted battery and fully charged battery exchange device, battery pack storage and charging management device;

The battery automatic extraction and transportation device is used for battery automatic extraction and transportation;

The device for automatically unlocking, removing, installing, and locking the battery of an electric vehicle also includes automatic unlocking, removing, installing, and locking the battery of the vehicle to be replaced;

The depleted battery and fully charged battery exchange device is used to automatically unlock, disassemble, install, and lock the battery of the electric vehicle, and the battery automatic extraction and transportation device realizes the exchange of the depleted battery and the fully charged battery;

The battery pack storage and charge management device is used for battery charging and storage;

Battery automatic unlocking, dismantling and installation, locking device, including unlocking device, lifting device two and walking device;

The unlocking device includes that the unlocking device is installed on the screw lifting device driven by the worm gear of the lifting device;

The lifting device is installed on the walking device;

The walking device drives the whole machine to move forward and backward to realize battery transfer and exchange;

The lifting device drives the unlocking device to move up and down to realize battery reception and exchange;

The unlocking device realizes the vehicle battery replacement process by unlocking and disassembling the vehicle's depleted battery, and installing and locking the fully charged battery;

Battery automatic extraction and transportation device, including four-column rack, traveling device, steel ball four-column lifting screw, manipulator, top guide device, lifting transmission device, and control system;

Among them, the traveling device, the steel ball-type four-column lifting screw, the manipulator, the top guide device, the lifting transmission device, and the control system are all installed on the four-column frame, and the manipulator is installed on the lifting screw;

The walking device and the top guide device realize the walking function of the conveying device;

The traveling device is arranged at the rear lower end of the four-post frame;

The steel ball-type four-column lifting screw and the lifting transmission device are respectively placed in the lower and upper parts of the four-column frame frame to realize the height adjustment and positioning of the manipulator;

The control system controls the whole machine to set and store the vertical grid battery position to stop, and realizes the precise positioning of the whole machine under the dual action of the servo motor-braking device and the self-locking function of the worm gear reducer;

Two groups of parallel-distributed manipulators cooperate with servo motor 1, servo motor 2, servo motor 3 and servo motor 4 control systems respectively to realize the functions of taking electricity, transporting fully charged batteries, receiving depleted batteries, and transporting depleted batteries.

Further, the above-mentioned steel ball type four-column lifting screw is composed of a lower supporting bearing of the lifting screw, a lifting screw, a lifting nut, a manipulator, a manipulator transmission device, a screw wheel type lifting transmission device, a bevel gear transmission and a power distribution device and a servo motor two;

The four lifting screws are respectively installed on the bottom beam through the lower support bearing of the lifting screw, and the two manipulators and the manipulator transmission device are installed on the longitudinal beams; the longitudinal beams are sleeved on the four lifting screws;

The steel ball-type four-column lifting screw rotates under the driving of the lifting transmission device, and the lifting and lowering transmission device is realized by adjusting the steering of the second servo motor. When it rises or falls to the set height, the lifting transmission device stops;

As soon as the servo motor drives the worm gear reducer to rotate, the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move linearly in the direction of the rack, which is realized by adjusting the forward and reverse rotation of the servo motor. The whole machine moves forward and reverse linearly.

Further, the above-mentioned two groups of parallel-distributed manipulators can move left and right under the drive of the second servo motor, stop at the set position, and achieve precise positioning under the braking function of the second servo motor, and then extract the battery. At the same time, ensure that the battery is positioned accurately, the lifting transmission device drives the lifting screw to rotate, so that the manipulator stops when it leaves the battery storage compartment battery bracket, and stops when the manipulator returns to the starting point, and the power-taking process is completed;

The second servo motor drives the worm gear reducer to rotate, and the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move in a straight line along the direction of the rack. Realize forward and reverse linear motion of the whole machine;

The control system controls the whole machine to stop at the set transfer platform position of the battery. The two groups of parallel distributed manipulators move towards the transfer platform under the drive of the second servo motor, and stop at the set position. The transfer platform receives the battery and is fully charged. The battery delivery process is completed;

The lifting transmission device drives the lifting screw to rotate, so that the manipulator stops when it falls to the set position, and receives the depleted battery. At the same time, the manipulator stops when it returns to the starting point, and the receiving process of the depleted battery is completed;

The second servo motor drives the worm gear reducer to rotate, and the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move in a straight line along the direction of the rack, which is realized by adjusting the forward and reverse rotation of the servo motor. The whole machine moves forward and reverse linearly;

The control system controls the whole machine to stop when the battery is set at the idle position of the battery storage compartment. The two sets of parallel distributed manipulators move towards the battery storage compartment under the drive of the servo motor, and stop at the set position. The rotation of the lifting screw causes the manipulator to descend to the point where the depleted battery is completely placed in the battery bracket of the battery storage compartment, and the manipulator stops when it returns to the starting point, and the transportation and storage process of the depleted battery is completed.

Further, the above-mentioned unlocking device includes an unlocking device mounting plate, a locking device pulling rod, a locking pin ejector rod, a positioning taper pin and a locking device pulling rod driving electric cylinder;

Driven by the lifting device, the unlocking device moves upward to a certain height, and the locking pin ejector pushes the locking pin in the battery locking frame on the vehicle to release the locking pin from the locking slider in the battery locking frame on the vehicle. , under the action of the electric cylinder driven by the pulling rod of the locking device, the locking slider in the battery locking frame on the vehicle is moved to the unlocking direction, and the locking slider in the battery locking frame on the vehicle is released. The battery is locked. At this time, the unlocking device is driven by the lifting device and moves downward, driving the battery to leave the vehicle, and the battery unlocking and disassembly process is completed;

The unlocking device that has been installed with a fully charged battery, driven by the lifting device, moves upward to a certain height, the battery enters the battery locking frame on the vehicle, and at the same time, the locking pin ejector pushes the lock in the battery locking frame on the vehicle. The locking pin is used to release the locking of the locking slide in the battery locking frame on the vehicle. The bar moves in the locking direction, and the locking slider in the battery locking frame on the vehicle locks the battery. At this time, the unlocking device, driven by the lifting device, moves downward and leaves the vehicle. The battery installation and locking process is completed. .

Further, the above-mentioned lifting device 1 includes a screw lifting device driven by a worm gear, a transmission shaft, a coupling, a bevel gear transmission device, a servo motor 4 and a lifting device mounting plate;

Lifting device 1 is driven by four servo motors, and the power is distributed through three sets of bevel gear transmission devices, so that one servo motor can drive four screw lifting devices at the same time to realize the synchronization of lifting devices; The transmission and the screw have the self-locking function at the same time, and the servo motor 4 has the braking function.

Further, the above-mentioned depleted battery and fully charged battery exchange device include a bearing, a lower support plate, three lifting screws, three lifting nuts, a relay support plate, an upper supporting plate, a worm gear elevator, a servo motor six and a commutator;

The lower support plate, the upper support plate and the upper beam constitute the support part of the battery automatic conversion device,

Among them, the four lifting screw three are respectively installed on the upper support plate and the lower support plate through bearings, and the front and rear two transfer brackets are respectively installed on the front and rear two lifting screw three; the worm gear elevator is powered by three sets of bevel gear transmission devices. , to realize that one servo motor four drives four screw lifting devices at the same time, and realizes the synchronization of the lifting devices; the worm gear drive is used to drive the screw lift, the worm gear transmission and the screw have the self-locking function at the same time, and the four servo motors have the braking function.

The beneficial effects of the present utility model are:

The battery automatic extraction and transportation device, the electric vehicle battery automatic unlocking, disassembly and installation, locking device, the depleted battery and the fully charged battery exchange device cooperate to realize the power extraction, the fully charged battery transportation, the depleted battery reception, and the depleted battery. The transportation function greatly improves the power exchange efficiency.

Description of drawings

Fig. 1 is the structural representation of the present utility model, which is a pure electric passenger vehicle chassis power exchange system;

Fig. 2 is the structural representation of the battery automatic extraction and transportation device based on the electric vehicle power exchange of the present invention;

3 is a schematic structural diagram of a four-post rack of the utility model of the battery automatic extraction and transportation device based on electric vehicle power exchange;

4 is a schematic structural diagram of the steel ball-type four-column lifting screw of the battery automatic extraction and transportation device based on the electric vehicle power exchange of the utility model;

5 is a schematic structural diagram of a walking device of the utility model based on the battery automatic extraction and transportation device for electric vehicle power exchange;

6 is a schematic structural diagram of the device for automatically unlocking, dismounting, installing, and locking the battery of an electric vehicle of the present invention;

7 is a schematic structural diagram of the unlocking device of the present invention;

Fig. 8 is a schematic diagram of the second structure of the unlocking device of the present invention;

Fig. 9 is the second structural schematic diagram of the lifting device of the present invention;

10 is a schematic structural diagram of the walking device of the present invention;

11 is a schematic structural diagram of a battery locking assembly corresponding to the unlocking device of the present invention;

12 is a schematic structural diagram of the battery automatic conversion device of the present invention;

13 is a schematic structural diagram of the battery pack storage and charging management device of the present invention;

14 is a schematic structural diagram of the flow of the battery automatic extraction and transportation system of the present invention;

Among the drawings: 1- Battery automatic extraction and transportation device; 2- Automatic adjustment and positioning device; 3- Electric vehicle battery automatic unlocking, disassembly, installation and locking device; 4- Battery pack storage and charging management device; 5- Battery pack storage and charging management device; 6-Fire and safety control device; 7-Charging control device; 8-Power exchange control device;

11- Four-column frame; 12- Traveling device; 13- Steel ball four-column lifting screw; 14- Robot arm; 15- Top guide rail; 16- Lifting transmission device; 17- Control system;

1101-bottom longitudinal beam; 1102-bottom beam; 1103-column; 1104-top longitudinal beam; 1105-elevator installation support; 1106-upper guide device;

1201- lower support bearing of lifting screw; 1202- lifting nut one; 1203- lifting screw one; 1204- manipulator; 1205- manipulator transmission device (including servo motor three); 1206- screw wheel type lifting transmission device; 1207- bevel gear transmission and power distribution device; 1208-servo motor two;

1301-rack; 1302-gear; 1303-travel mounting plate; 1304-reducer; 1305-servo motor one;

31-unlocking device; 32-lifting device two; 33-walking device;

3101-unlocking device mounting plate; 3102-locking device pulling rod; 3103-locking pin ejector rod; 3104-positioning taper pin; 3105-locking device pulling rod driving electric cylinder;

3201-worm gear driving screw lifting device; 3202-transmission shaft; 3203-coupling; 3204-tooth gear transmission device; 3205-servo motor four; 3206-lifting device mounting plate;

3301-travel wheel; 3302-rack; 3303-travel mounting plate; 3304-gear; 3305-reducer; 3306-servo motor five;

3601-locking pin; 3602-unlocking slider; 3603-positioning taper pin support;

41-bearing; 42-lower support plate; 43-lifting screw three; 44-lifting nut three; 45-transfer pallet; 46-upper support plate; direction device;

51-column; 52-transverse beam; 53-longitudinal beam; 54-battery support plate; 55-battery limit block; 56-transverse tension beam; 57-transverse tension beam connection;

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

The steps of power exchange in the prior art are as follows:

1. Vehicle and station authentication Identify different vehicles, different models, and vehicles of different companies to find and match shared swap stations. That is, before entering the shared swap station, the station and the vehicle identify each other and shake hands with each other.

2. Vehicle positioning After the battery-changing model enters the battery-changing station and is parked on the battery-changing platform, there may be different deviations between the position of the vehicle body and the position of the battery pack. The adjustment in the battery-changing station, that is, the aligning device, is used to rectify and correct the deviation, and it can be adapted Vehicles with a certain wheelbase and wheelbase range.

3 After the battery pack is unlocked and the initial positioning of the vehicle is completed, the power exchange machine platform is precisely positioned to the position of the battery pack to be replaced through the positioning device, and the battery pack at the point to be replaced is separated from the vehicle Z direction through the locking and unlocking structure of the motor rotation. One-touch fitting disengaged.

4 Transfer the battery pack 5 After the unlocking is completed, transfer the depleted battery pack to the battery compartment through the transport platform for charging, then transfer the fully charged battery pack from the battery compartment to the platform of the replacement machine, and wait for the fully charged battery pack to be installed and locked.

5 After the battery pack is locked and fully charged, the battery pack is transferred to the alternator platform, and the alternator platform is precisely positioned to the position of the battery pack to be swapped through the positioning device. Z-direction connection, liquid-cooled and electric quick-change joints complete the docking.

6 Vehicle self-inspection After the battery pack is locked, the vehicle should perform a self-inspection on the status to confirm that all conditions are normal. The self-inspection items mainly include: connection device confirmation, electrical (liquid cooling) connector connection confirmation, high voltage, low voltage confirmation, communication Status confirmation; after the self-check is completed, a clear confirmation conclusion message should be given to the user. And give prompts for the next operation.

7 Order settlement After the vehicle successfully completes the self-inspection, the system background can perform automatic settlement according to different settlement methods of the order, and the settlement result can be displayed on the user's vehicle or associated terminal. Indicate the relevant situation of the user's order.

Referring to Figure 1, a pure electric passenger vehicle chassis power exchange system includes an automatic battery extraction and transportation device 1, an automatic adjustment and positioning device 2, a device for automatic unlocking, disassembly, installation, and locking of the battery of an electric vehicle 3, a depleted battery And a fully charged battery exchange device 4 , a battery pack storage and charging management device 5 , a fire and safety control device 6 , a charging control device 7 and a power exchange control device 8 .

Among them, the battery automatic extraction and transportation device based on electric vehicle battery replacement 1, the device for automatic unlocking, disassembly, installation and locking of electric vehicle battery 3, the battery exchange device for depleted battery and fully charged battery 4 is placed in the battery pack storage and charge management device 5 within the framework.

The battery pack storage and charging management device 5 is mainly used to charge and store batteries; that is, to charge the battery to be rechargeable, each battery charging point is also a battery storage point, and the number of battery storage bits can be matched according to user needs.

The battery automatic extraction and transportation device 1 is mainly used for the vehicle battery automatic extraction device, the lifting device of the battery extraction and transportation device, and the traveling device of the battery extraction and transportation device;

That is, 1 take the battery: use the fork to take out the fully charged battery from the battery compartment; 2 transmit: use the fork to send the fully charged battery to the battery conversion device; 3 receive the battery: use the fork to remove the battery from the vehicle Received from the battery conversion device, and sent to the designated location of the battery compartment for charging;

The four-screw lifting device is applied to the vehicle power exchange equipment, driven by a servo motor, and the bevel gear distributes the motor power to each transmission point. The need for replacement;

The rack and pinion drive is applied to the vehicle power exchange device, and the double rack structure is used to walk on the track in the battery pack storage and charging management device 5, and the operation is stable. It is driven by a servo motor and can be stopped at any set position. Adapt to the needs of battery replacement for different models of vehicles.

The device 3 for automatically unlocking, disassembling, installing, and locking the battery of an electric vehicle is mainly to remove the battery to be charged in the vehicle while walking, and to automatically extract the battery and the battery. , and then walk to place the fully charged battery on the battery removal and installation device, and the battery conversion process is completed.

The depleted battery and the fully charged battery exchange device 4 are mainly:

1. Receiving the battery: When the fork of the battery extraction and transport device sends the battery to the receiving position of the battery automatic conversion device, the lifting device moves upward to lift the fully charged battery to a certain height, which is convenient for the battery removal and installation device to enter.

2. Converting the battery: After the battery extraction and transportation device takes away the battery on the battery removal and installation device, the battery conversion device is driven by the lifting device to move downward, and the fully charged battery is placed on the battery removal and installation device. The conversion process is complete.

3. Lifting device of battery conversion device: The four-screw lifting device is applied to the vehicle power exchange equipment, driven by a servo motor, and the bevel gear distributes the power of the motor to each transmission point. The servo motor can be set at any set point. Position stop, which can adapt to the needs of battery replacement of different models of vehicles.

That is to say, it cooperates with the battery automatic extraction and transportation device 1 and the electric vehicle battery automatic unlocking, dismounting, installing, and locking device 3 to quickly realize the exchange of a fully charged battery and a depleted battery.

The fire control and safety control device 6, the charging control device 7 and the battery replacement control device 8 are placed on the right side of the battery pack storage and charging management device 5 in sequence;

The automatic adjustment and positioning device 2 is used to solve the automatic adjustment and positioning of vehicle positions with different wheelbases and wheelbases and the positioning of vehicles with different chassis heights. At the same time, a device that facilitates automatic unlocking, disassembly, installation and locking of the battery of an electric vehicle. The battery is installed on the vehicle.

The fire and safety control device 6 may have a temperature sensor on the rechargeable battery to give an alarm.

Referring to Figure 2, the battery automatic extraction and transportation device (device) based on electric vehicle power exchange includes a four-post frame 11, a traveling device 12, a steel ball-type four-post lifting screw 13, a manipulator 14, a top guide rail 15, a lifting transmission device 16 and a control System 17.

Among them, the traveling device 12, the manipulator 14, the top guide device 15, the lifting transmission device 16, and the control system are all installed on the four-column frame 11, and the manipulator 14 is installed on the steel ball-type four-column lifting screw 13; the traveling device 12 is used in the battery The package storage and charging management device 5 walks on the track, and the top rail 15 cooperates with the top track of the battery package storage and charging management device 5;

The lifting transmission device 16 is placed on the top of the steel ball-type four-column lifting screw 13;

The traveling device 12 is arranged at the rear lower end of the four-post frame 11 , and the steel ball-type four-post lifting screw 13 is placed in the frame of the four-post frame 11 .

Referring to FIG. 3, the four-post frame consists of bottom longitudinal beams 1101, bottom cross beams 1102, upright columns 1103, top longitudinal beams 1104, elevator mounting supports 1105 and upper guides 1106;

Two pairs of bottom longitudinal beams 1101 and two pairs of bottom transverse beams 1102 constitute the bottom of the four-post frame, the bottom longitudinal beams 1101 can walk on the rails, the four vertical columns 1103 stand at the four corners, and the two top longitudinal beams 1104 constitute the top , the upper guide device 1106 is arranged on the two top longitudinal beams 1104;

The elevator mounting support 1105 is composed of two horizontal plates and one vertical plate, and is placed on the upper part of the four-post frame 11 .

Referring to FIG. 4, the steel ball type four-column lifting screw 13 is installed by the lower supporting bearing 1201 of the lifting screw, the lifting screw 1203, the lifting nut 1202, the manipulator 1204, the manipulator transmission device 1205, and the four lifting screws 1202 are respectively installed by the lower supporting bearing 1201 of the lifting screw On the bottom beam 1102, the two manipulators 1204 and the manipulator transmission device 1205 are installed on the longitudinal beam; the longitudinal beam is sleeved on the four lifting screws 1203,

The steel ball-type four-column lifting screw 13 runs smoothly up and down, the lifting screw 1203 has good self-locking performance, and the manipulator 1204 relies on the self-locking function of the screw when extracting the battery to the left and right, the manipulator will not partially sink to one side, and the reliability is high.

The lifting transmission device 16 is placed on the top of the steel ball-type four-column lifting screw 13;

The lift transmission device 16 includes a screw wheel type lift transmission device 1206, a bevel gear transmission and a power distribution device 1207, and a second servo motor 1208;

The screw wheel type lifting transmission device 1206 is installed on the top of the lifting screw one 1203 of the steel ball type four-column lifting screw 13,

One servo motor two 1208 drives three bevel gear boxes 1207 (transmission and power distribution devices), and then the bevel gear box 1207 distributes the power of the two servo motors 1208 to four screw wheel lift transmission devices 1206, four The worm gear elevator 1207 (the lifting device of the worm gear) moves up and down synchronously, and the second servo motor 1208 stops and locates at the set position under the control of PLC, that is, the height adjustment and positioning are realized.

Referring to FIG. 5, it is a schematic diagram of the structure of the traveling device, including a rack 1301, a gear 1302, a traveling device mounting plate 1303, a reducer 1304 and a servo motor 1305;

The servo motor 1305 drives the worm gear reducer 1304 to rotate, the worm gear reducer 1304 drives the gear set to rotate, and when the gear set rotates on the rack 1301, it drives the rack and the whole vehicle to automatically extract, transport, supply the fully charged battery, and receive the depleted battery. , The conveying and storage device moves linearly along the direction of the rack, and the forward and reverse linear motion of the whole machine is realized by adjusting the forward and reverse rotation of the servo motor-1305.

The control system 17 controls the whole machine to stop at the position of the battery set and stored in the vertical grid. Under the dual action of the servo motor-1305 braking device and the self-locking function of the worm gear reducer, the precise positioning of the whole machine is realized.

Specifically, the servo motor 1305 drives the worm gear reducer 1304 to rotate, and the worm gear reducer 1304 drives the gear set to rotate. When the gear set rotates on the rack 1301, it drives the frame and the whole machine to move linearly in the direction of the rack. By adjusting the belt servo The forward and reverse rotation of the motor one 1305 realizes the forward and reverse linear motion of the whole machine.

The control system 17 controls the whole machine to stop at the battery setting and storage vertical grid position, the steel ball type four-column lifting screw 13 rotates under the driving of the lifting transmission device 16, and the lifting and lowering of the lifting transmission device is realized by adjusting the steering of the servo motor two 1208, When ascending or descending to the set height, the lift transmission device stops. Under the dual action of the servo motor two braking device and the self-locking function of the worm gear reducer, the precise positioning of the whole machine is realized. It can move left and right under the drive, stop at the set position, and achieve precise positioning under the action of the braking function of the servo motor 2. While extracting the battery, it can ensure the accurate placement of the battery, and the lifting drive device drives the lifting screw. The rotation makes the manipulator stop when it leaves the battery bay of the battery storage compartment, and at the same time, the manipulator stops when it returns to the starting point, and the power-taking process is completed.

The first servo motor drives the worm gear reducer to rotate, and the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move in a straight line along the direction of the rack. Realize forward and reverse linear motion of the whole machine. The control system controls the whole machine to stop at the set transfer platform position of the battery. Two groups of parallel distributed manipulators move towards the transfer platform under the drive of servo motor one, and stop at the set position. The transfer platform receives the battery and is fully charged. The battery shipping process is complete.

The lifting transmission device drives the lifting screw to rotate, so that the manipulator stops when it falls to the set position, and receives the depleted battery. At the same time, the manipulator stops when it returns to the starting point, and the receiving process of the depleted battery is completed.

The first servo motor drives the worm gear reducer to rotate, and the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move in a straight line along the direction of the rack. Realize forward and reverse linear motion of the whole machine. The control system controls the whole machine to stop when the battery is set at the idle position of the battery storage compartment. The two groups of parallel manipulators move towards the transfer platform under the drive of the servo motor one, and stop at the set position. The rotation of the lifting screw causes the manipulator to descend to the point where the depleted battery is completely placed in the battery bracket of the battery storage compartment, and the manipulator stops when it returns to the starting point, and the transportation and storage process of the depleted battery is completed.

The utility model belongs to the field of electric vehicle power exchange equipment, and in particular provides a vehicle three-dimensional position automatic adjustment machine, which can adjust and position the vehicle in three directions of X, Y and Z, has flexible vehicle adjustment and accurate positioning, and is especially suitable for electric vehicle replacement. The vehicle position automatic adjustment device of the electrical equipment, and a battery replacement device can accurately locate and replace the battery for a variety of models. The utility model mainly solves the problem that the same power exchange device can exchange power for various vehicle types.

Referring to FIG. 6 , a device for automatically unlocking, dismounting, installing, and locking the battery of an electric vehicle includes an unlocking device 31 , a second lifting device 32 and a traveling device 33 .

Wherein, the unlocking device 31 is installed on the screw flange of the screw lifting device 3201 driven by the worm gear of the lifting device 2 32 , and the lifting device 2 32 is installed on the traveling device mounting plate 3303 of the traveling device 33 through the supporting angle steel.

The walking device drives the whole machine to move back and forth to realize battery transfer and exchange.

The lifting device 2 32 drives the unlocking device to move up and down to realize battery receiving and exchange.

The unlocking device realizes the vehicle battery replacement process by unlocking and disassembling the vehicle's depleted battery, and installing and locking the fully charged battery.

7, 8 and 11, the unlocking device includes an unlocking device mounting plate 3101, a locking device pulling rod 3102, a locking pin ejector 3103, a positioning taper pin 3104, a locking device pulling rod driving electric cylinder 3105, and the like.

The battery locking assembly corresponding to the unlocking device of the present invention includes a locking pin 3601 , an unlocking slider 3602 and a positioning taper pin support 3603 .

When the unlocking device 31 is driven by the lifting device 2 32 and moves upward to a certain height, the positioning taper pin 3104 corresponds to the positioning taper pin support 3603; the locking pin ejector rod 103 pushes the locking pin 3601 in the battery locking frame on the vehicle to release The locking pin 3601 locks the locking slider 3602 in the battery locking frame on the vehicle, and the locking device pulling rod 3102 pushes the locking device in the battery locking frame on the vehicle under the action of the locking device pulling rod driving electric cylinder 3105 The sliding bar 3602 moves in the unlocking direction to release the locking of the battery by the locking sliding bar 3602 in the battery locking frame on the vehicle. At this time, the unlocking device 31 is driven by the lifting device 2 32 and moves downward to drive the battery to leave the vehicle. , the battery unlocking and disassembly process is completed.

The unlocking device 31, which has been installed with a fully charged battery, is driven by the lifting device 2 32 and moves upward to a certain height, the battery enters the battery locking frame on the vehicle, and the locking pin ejector rod 3103 pushes the battery locking on the vehicle. The locking pin 3601 in the frame can release the locking of the locking pin 3601 to the locking slide 3602 in the battery locking frame on the vehicle, and the locking device pulling rod 3102 is driven by the locking device pulling rod driving electric cylinder 3105. The locking slide bar 3602 in the battery locking frame moves in the locking direction, and the locking slide bar 3602 in the battery locking frame on the vehicle locks the battery. At this time, the unlocking device, driven by the lifting device, moves downward. Movement, leaving the vehicle, the battery installation, locking process is complete.

9, the lifting device two 32, the screw lifting device 3201 driven by the worm gear, the transmission shaft 3202, the coupling 3203, the bevel gear transmission device 3204, the servo motor four 3205, the lifting device mounting plate 3206 and other parts.

Lifting device 232 is driven by servo motor 43205, which can realize multi-point precise positioning; power distribution is carried out through three bevel gear transmission device 3204, so that one motor can drive four lifting devices 232 at the same time. Synchronization and convenient control; the worm gear drive is used to drive the screw to rise and fall, because the worm gear and the screw have a self-locking function at the same time, and the four servo motors have a braking function, so the height positioning is very reliable.

Referring to FIG. 10 , the traveling device is composed of traveling wheels 3301 , racks 3302 , gears 3304 , traveling device mounting plate 3303 , speed reducer 3305 , and servo motor five 3306 with brake.

Servo motor five 3306 drives the worm gear reducer 3305 to rotate, and the worm gear reducer 3305 drives the gear set to rotate. When the gear set rotates on the rack, it drives the whole machine to move in a straight line between the vehicle and the transfer platform. Reverse to achieve forward and reverse linear motion of the whole machine. The control system controls the whole machine to stop at the set position of the battery, and the precise positioning of the whole machine is realized under the dual action of the servo motor braking device and the self-locking function of the worm gear reducer.

12, the battery automatic conversion device 4, the battery automatic conversion device includes: bearing 41, lower support plate 42, lifting screw three 43, lifting nut three 44, transfer support plate 45, upper support plate 46, worm gear lift 47, servo Motor six 48 and commutator 49.

The lower support plate 42, the upper support plate 46 and the upper beam constitute the support part of the battery automatic conversion device,

The four lifting screws 43 are respectively installed on the upper support plate 46 and the lower support plate 42 through the bearings 41, and the front and rear transfer brackets 45 are respectively installed on the front and rear two groups of lifting screws 43; The working principle is the same as the working principle and function of the four worm gear elevators 2207 (the lifting device of the worm gear) in FIG. 7 .

Specifically, the working steps of the battery automatic conversion device,

Receiving battery: When the fork of the battery extraction and conveying device sends the battery to the receiving position of the battery automatic conversion device, the four-screw lifting device is composed of a lifting screw 343 and a lifting nut 344, and the four-screw lifting device moves upward to be fully charged The battery is lifted to a certain height, which is convenient for battery removal and installation device access.

Converting the battery: After the battery extraction and transport device takes away the battery on the battery removal and installation device, the battery conversion device is driven by the lifting nut 44 and moves downward, and the fully charged battery is placed on the battery removal and installation device. Process complete.

The lifting device of the battery conversion device: the four-screw lifting device is applied to the vehicle power exchange equipment, and is driven by a servo motor 648. The bevel gear distributes the motor power to each transmission point. The servo motor 648 can be set in the setting. It can be stopped at any position, which can adapt to the needs of power exchange of different models of vehicles.

Referring to FIG. 13, the battery pack storage and charging management device 5 is mainly composed of a column 51, a transverse support beam 52, a longitudinal support beam 53, a battery support plate 54, a battery limit block 55, a transverse tension beam 56, and a transverse tension beam coupling. 57 and the charging plug assembly 58 and other components.

Columns, transverse support beams, longitudinal support beams, battery support plates, battery limit blocks, transverse tension beams, transverse tension beam connectors, and charging plug assemblies are all modular designs with standardized general structures; the number of battery storage and installation methods can be Arbitrary combination according to actual requirements; the storage device is a snap-fit structure between the longitudinal beam and the column, which is convenient for the quick connection between each group of structures, between the column and the transverse beam, between the column and the battery support, and between the battery support It is bolted to the battery limit block and between the transverse tension beam and the transverse tension beam connector, and is locked with a positioning pin to realize modularization on the basis of ensuring installation accuracy, speed and strength.

The storage device is a multi-layer structure to achieve the smallest footprint and maximize the battery storage capacity.

Each battery storage location is equipped with a set of charging plug assemblies, and there is no need to convert between battery charging and storage, maximizing the operating efficiency of the battery storage compartment.

Mainly realize the following functions: 1. Charging: charging the battery to be rechargeable;

2. Storage battery: Each battery charging point is a battery storage point, and the number of battery storage can be matched according to user needs.

The utility model realizes automation, so that the work of automatic extraction, transportation and supply of fully charged batteries, as well as receiving, transportation and storage of depleted batteries becomes very easy. , Highly arbitrary positioning, the effective capacity of the battery storage and charging device is greatly improved, and the speed of power exchange is also greatly improved; the power exchange efficiency is greatly improved.

Specifically, the depleted battery and the fully charged battery exchange device, the device for automatically unlocking, dismounting, installing, and locking the battery of the electric vehicle, and the battery automatic extraction and transportation device simultaneously realize the depleted battery and the fully charged battery exchange step;

The steps of exchanging a depleted battery with a fully charged battery include:

The S1 control system controls the whole machine to stop when the battery automatically picks up and transports the position of the battery. The two groups of parallel manipulators are driven by the servo motor 3 to move in the direction of the battery automatic pick-up and transport device, stop at the set position, and the battery automatically picks up and transports. The device receives the battery, and the fully charged battery transportation process is completed;

As soon as the S2 lift transmission device drives the lift screw and rotates, the manipulator stops when it descends to the set position, that is, when the battery of the electric vehicle is automatically unlocked, disassembled, installed, and locked at the height of the depleted battery;

And receive the depleted battery, and at the same time, the manipulator stops when it returns to the starting point, and the process of receiving the depleted battery is completed.

The above steps are intelligently controlled by PLC and have a high degree of automation.

Claims (6)

1. A battery-depleted battery and a fully-charged battery exchange device based on an electric vehicle, characterized in that it includes a device for automatically extracting and transporting batteries, a device for automatically unlocking, disassembling and installing, and locking the battery of an electric vehicle, a depleted battery, and a fully-charged battery. Switching device, battery pack storage and charging management device; The battery automatic extraction and transportation device is used for battery automatic extraction and transportation; The device for automatically unlocking, dismounting, installing, and locking the battery of the electric vehicle also includes automatic unlocking, dismounting, installing, and locking the battery of the vehicle to be replaced; The depleted battery and fully charged battery exchanging device is used to realize the exchange of depleted battery and fully charged battery with the device for automatically unlocking, dismounting, installing, and locking the battery of the electric vehicle, and the battery automatic extraction and transportation device; The battery pack storage and charge management device is used for battery charging and battery storage; The battery is automatically unlocked, disassembled, installed, and locked, including an unlocking device, a lifting device and a walking device; The unlocking device comprises that the unlocking device is installed on the screw lifting device driven by the worm gear of the lifting device; The lifting device is installed on the traveling device; The walking device drives the whole machine to move back and forth to realize battery transfer and exchange; The lifting device drives the unlocking device to move up and down to realize battery reception and exchange; The unlocking device realizes the vehicle battery replacement process by unlocking and dismounting the vehicle's depleted battery, and installing and locking the fully charged battery; The battery automatic extraction and transportation device includes a four-column frame, a walking device, a steel ball-type four-column lifting screw, a manipulator, a top guide device, a lifting transmission device, and a control system; Wherein, the walking device, the steel ball-type four-column lifting screw, the manipulator, the top guide device, the lifting transmission device, and the control system are all installed on the four-column frame, and the manipulator is installed on the lifting screw; The walking device and the top guiding device realize the walking function of the battery automatic extraction and transportation device; The walking device is arranged at the rear lower end of the four-post frame; The steel ball type four-column lifting screw and the lifting transmission device are respectively placed in the lower part and the upper part of the four-column frame frame to realize the height adjustment and positioning of the manipulator; The control system controls the whole machine to set and store the vertical grid battery position to stop, and realizes the precise positioning of the whole machine under the dual action of the servo motor-braking device and the self-locking function of the worm gear reducer. 2. The depleted battery and fully charged battery exchange device according to claim 1, characterized in that, The steel ball-type four-column lifting screw consists of a lower support bearing of the lifting screw, a lifting screw, a lifting nut, a manipulator, a manipulator transmission device, a screw wheel type lifting transmission device, a bevel gear transmission and a power distribution device and a servo motor II; The four lifting screws are respectively installed on the bottom beam through the lower support bearing of the lifting screw, and the two manipulators and the manipulator transmission device are installed on the longitudinal beams; the longitudinal beams are sleeved on the four lifting screws; The steel ball-type four-column lifting screw rotates under the driving of the lifting transmission device, and the lifting and lowering of the lifting transmission device is realized by adjusting the steering of the second servo motor, and the lifting transmission device stops when it rises or falls to the set height; As soon as the servo motor drives the worm gear reducer to rotate, the worm gear reducer drives the gear set to rotate, and when the gear set rotates on the rack, it drives the frame and the whole machine to move linearly in the direction of the rack. To realize the forward and reverse linear motion of the whole machine. 3. The depleted battery and fully charged battery exchange device according to claim 2, wherein the manipulators on the lifting screw are two sets of manipulators distributed in parallel, and can be driven to the left under the driving of the second servo motor. And move to the right, stop at the set position, and achieve precise positioning under the action of the braking function of the second servo motor. While extracting the battery, ensure that the battery is accurately positioned, and the lifting transmission device drives the lifting screw to rotate to make the manipulator rise. It stops when it leaves the battery bay of the battery storage compartment, and stops when the manipulator returns to the starting point; The second servo motor drives the worm gear reducer to rotate, and the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move linearly in the direction of the rack. By adjusting the belt servo motor Two forward and reverse rotations to realize the forward and reverse linear motion of the whole machine; The control system controls the whole machine to stop when the battery is set at the position of the transfer platform. The two groups of parallel distributed manipulators move towards the transfer platform under the drive of the second servo motor, stop at the set position, and the transfer platform receives the battery; The elevating transmission device drives the elevating screw to rotate, so that the manipulator stops when it descends to the set position, and receives a depleted battery, and at the same time, the manipulator stops when it returns to the starting point; The second servo motor drives the worm gear reducer to rotate, and the worm gear reducer drives the gear set to rotate. When the gear set rotates on the rack, it drives the frame and the whole machine to move linearly in the direction of the rack. By adjusting the forward and reverse rotation of the servo motor To realize the forward and reverse linear motion of the whole machine; The control system controls the whole machine to stop when the battery is set at the idle position of the battery storage compartment. The two sets of parallel distributed manipulators move towards the battery storage compartment under the drive of the servo motor, and stop at the set position. The rotation of the lift screw makes the manipulator descend until the depleted battery is completely placed in the battery holder of the battery storage compartment and stop, and at the same time, the manipulator stops when it returns to the starting point. 4. The depleted battery and fully charged battery exchange device according to claim 1, wherein the unlocking device comprises an unlocking device mounting plate, a locking device pulling rod, a locking pin ejector, a positioning cone pin and a locking device The device pulls the rod to drive the electric cylinder; The locking pin ejector) pushes the locking pin in the battery locking frame on the vehicle to release the locking pin from the locking slider in the battery locking frame on the vehicle. Under the action of the electric cylinder driven by the pulling rod of the locking device, the locking slide bar in the battery locking frame on the vehicle is moved to the unlocking direction, and the locking of the battery by the locking slide bar in the battery locking frame on the vehicle is released; Or an unlocking device with a fully charged battery installed, the battery enters the battery locking frame on the vehicle, and at the same time the locking pin ejector pushes the locking pin in the battery locking frame on the vehicle, releasing the locking pin to the battery lock on the vehicle. The locking of the locking slide bar in the fixing frame, the locking device pulling rod pushes the locking slide bar in the battery locking frame on the vehicle to move in the locking direction under the action of the locking device pulling rod driving electric cylinder, and the vehicle is locked. Lock the battery with the locking slider in the battery locking frame. 5. The depleted battery and fully charged battery exchange device according to claim 1, wherein the lifting device 1 comprises a screw lifting device driven by a worm gear, a transmission shaft, a coupling, a bevel gear transmission, a servo Motor four and lifting device mounting plate; The first lifting device is driven by four servo motors and distributes power through three sets of bevel gear transmission devices, so that one servo motor four drives four screw lifting devices at the same time to realize the synchronization of the lifting devices; the worm gear is used to drive the screw lifting devices. , the worm gear drive and the screw have a self-locking function at the same time, and the servo motor 4 has a braking function. 6. The depleted battery and fully charged battery exchange device according to claim 1, wherein the depleted battery and the fully charged battery exchange device comprise a bearing, a lower support plate, three lifting screws, three lifting nuts, a middle Turning pallet, upper support plate, worm gear lift, servo motor six and commutator; The lower support plate, the upper support plate and the upper beam constitute the support part of the battery automatic conversion device, Among them, four lifting screw three are respectively installed on the upper support plate and the lower support plate through bearings, and the front and rear two transfer support plates are respectively installed on the front and rear two lifting screw three; the worm gear elevator is driven by three sets of bevel gears. The device performs power distribution, so that one servo motor can drive four screw lifting devices at the same time to realize the synchronization of the lifting devices; the worm gear drive is used to drive the screw lift, and the worm gear transmission and the screw have a self-locking function at the same time, and the servo motor four has brake function.

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