CN114940096A

CN114940096A - Trade electric installation and portable battery changing car

Info

Publication number: CN114940096A
Application number: CN202210645621.XA
Authority: CN
Inventors: 陈萍
Original assignee: Kangmeisi Pneumatic Conveying Technology Beijing Co ltd
Current assignee: Kangmeisi Pneumatic Conveying Technology Beijing Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-08-26

Abstract

The application discloses a battery replacing device and a mobile battery replacing vehicle, wherein the mobile battery replacing vehicle comprises a vehicle-mounted box body, a plurality of battery storage and charging units and a battery replacing device, and the battery replacing device is detachably connected to a transport vehicle, travels along with the transport vehicle and is used for grabbing a battery; when the battery replacing device is disconnected and moved to a battery replacing station, the battery which is unlocked is grabbed and transferred through the battery replacing device, and the battery is replaced. Therefore, the battery unit can be quickly replaced and the battery replacement efficiency can be improved. The power switching working place can be rapidly switched according to the power switching scene requirement, the temporary changeable working requirement is met, and the work is more flexible. Need not to carry out the building and examine and approve, need not to carry out complicated infrastructure, need not to set up protective housing, can trade the electric demand according to changing, the arbitrary work place that changes, construction cost is cheaper. Adopt the plane to convey, for current suspension type battery transport mode, do not have the safe risk that drops, more safe and reliable.

Description

Trade electric installation and portable battery changing car

Technical Field

The application relates to the technical field of automobile battery replacement, in particular to a battery replacement device and a mobile battery replacement vehicle.

Background

In recent years, new energy trucks have become more widely used, and because of their short operating range, they need to be charged several times a day during operation.

The existing solution is to construct the power exchanging station, but the construction cost of the power exchanging station is high after the power exchanging station is constructed, the power exchanging station cannot be moved at will, and the site is restricted. And the application scene of the load-carrying truck is changed frequently, so that the battery replacement station cannot change the scene along with the application of the load-carrying truck in time to flexibly solve the battery replacement problem and cannot timely, effectively and flexibly meet the battery replacement requirement.

In addition, most of the existing battery carrying and replacing modes adopt a suspension type battery conveying mode, and the safety risk of battery falling exists, so that the safety is unreliable, and the battery replacement efficiency is low.

Disclosure of Invention

The main objective of the present application is to provide a battery replacement device and a mobile battery replacement vehicle to solve the current problems.

In order to achieve the above object, the present application provides the following techniques:

this application first aspect provides a trade electric installation, includes:

the traveling mechanism is used as a motion mechanism of the battery replacement device;

the bracket lifting mechanism is arranged on the travelling mechanism and used for lifting the height of the bracket;

the manipulator driving system is arranged on the bracket lifting mechanism and used for driving the manipulator to move;

and the manipulator is arranged on the manipulator driving system and used for grabbing the battery placed on the movable electricity changing vehicle and grabbing the battery on the electricity changing vehicle.

As an optional embodiment of the present application, optionally, the walking mechanism comprises:

a wheel;

the frame is erected on the wheel;

the trailer hook is arranged on the frame;

the frame is carried on the mobile electricity changing vehicle through the trailer hook and drives the electricity changing device to move.

As an optional embodiment of the present application, optionally, the carriage lifting mechanism comprises:

the lifting driving boxes are symmetrically arranged on the upper surface of the frame;

and the lifting column is vertically arranged on the lifting driving box and is connected with the output end inside the lifting driving box.

The bracket is connected with the top end of the lifting column and moves up and down along with the lifting column under the driving of the lifting driving box;

as an optional embodiment of the present application, optionally, the robot driving system includes a battery supporting mechanism for supporting the battery grabbed by the robot; the battery support mechanism includes:

the guide rollers are horizontally and symmetrically arranged on the bracket;

the supporting rollers are vertically and symmetrically arranged on the bracket;

the supporting roller is positioned on the inner side of the guide roller, and the height of the supporting roller is lower than the top surface of the guide roller; the battery is grabbed by the manipulator, placed on the supporting roller to move and guided by the guide roller.

As an optional embodiment of the present application, optionally, the manipulator driving system further includes a manipulator moving mechanism for driving the manipulator to move linearly; the manipulator moving mechanism includes:

the guide grooves are symmetrically arranged on the bracket;

a movable guide wheel fitted in the guide groove;

the telescopic base is erected between the left and right movable guide wheels;

the telescopic driving device is arranged on the telescopic base and is linked with the movable guide wheel;

under the drive of the telescopic driving device, the telescopic base moves along the guide groove through the movable guide wheel.

As an optional embodiment of the present application, optionally, the telescopic driving device includes:

the rack is arranged at the bottom of the guide groove;

the driving motor is arranged at the bottom of the telescopic base;

the driving gear is matched with the output end of the driving motor and is meshed with the rack;

and starting the driving motor, so that the driving gear is meshed with the rack to drive the telescopic base to move along the guide groove through the movable guide wheel.

As an optional implementation of the present application, optionally, the manipulator driving system further includes a manipulator lifting mechanism for driving the manipulator to move up and down; manipulator elevating system includes:

the lift cylinder for go up and down the manipulator includes: the lifting cylinder body is vertically arranged at the bottom of the telescopic base, and the lifting cylinder piston rod is arranged in the cylinder body;

the lifting movable seat is horizontally arranged above the telescopic base and is fixedly arranged at the top of the piston rod of the lifting cylinder;

the lifting guide column is vertically arranged at the bottom of the lifting movable seat and is inserted into the telescopic base in a matching manner;

as an optional embodiment of the present application, optionally, the manipulator driving system further includes a manipulator grabbing mechanism for grabbing the battery; the manipulator snatchs mechanism includes:

the grabbing cylinders are horizontally and symmetrically arranged on the lifting movable seat;

the grabbing bottom plate is arranged at the end of a piston rod of the grabbing cylinder;

the magnetic sucker is arranged on the grabbing bottom plate;

and the magnetic sucker control piece is arranged on the magnetic sucker and controls the magnetic force on-off of the magnetic sucker.

The present application provides in a second aspect a mobile power transfer vehicle comprising:

the vehicle-mounted box body is used for loading the transport vehicle;

the battery replacing device is detachably connected to the transport vehicle, runs along with the transport vehicle and is used for grabbing the battery;

and disconnecting the battery replacing device, moving the battery replacing device to a battery replacing station, and grabbing the unlocked battery through the battery replacing device to realize the replacement of the battery.

As an optional implementation scheme of the present application, optionally, a plurality of battery storage and charging units are arranged in the vehicle-mounted box body, and are uniformly arranged in the vehicle-mounted box body, and are used for placing batteries in a matching manner; the battery charge and storage unit includes: the battery charge and storage unit includes:

the supporting assembly is arranged on the inner bottom surface of the vehicle-mounted box body; the battery is placed on the support component in a matching mode.

Compared with the prior art, this application can bring following technological effect:

1. the mobile battery replacing vehicle comprises a vehicle-mounted box body, a plurality of battery storage and charging units and a battery replacing device, wherein the battery replacing device is detachably connected to the transport vehicle, runs along with the transport vehicle and is used for grabbing the batteries; when the battery replacing device is disconnected and moved to a battery replacing station, the battery after unlocking is grabbed through the battery replacing device, and replacement of the battery is achieved. Therefore, the battery unit can be quickly replaced and the battery replacement efficiency can be improved.

2. The mobile electricity changing vehicle can quickly change electricity changing working places according to the electricity changing scene requirements, and temporary changeable working requirements are met. The mobile battery replacing vehicle is simple in installation and arrangement, the battery replacing device is separated from the battery replacing vehicle, then the battery replacing device is placed in place according to the structural layout, and the connecting circuit can be unfolded to perform battery replacing work. After the battery replacing vehicle stops in place, the battery replacing device moves and aligns the position of a battery of the battery replacing vehicle, the battery replacing manipulator grabs and conveys a power-deficient battery to the battery replacing device, the battery replacing device shifts to the empty bin position of the battery replacing vehicle, the battery replacing device pushes the power-deficient battery into the charging bin position through the battery replacing manipulator and then moves and aligns the fully charged battery bin position, the fully charged battery is grabbed onto the battery replacing device through the battery replacing manipulator and moves to the position for taking power from the vehicle, and the fully charged battery is pushed onto the battery replacing vehicle through the battery replacing manipulator to complete the battery replacing operation.

3. The utility model provides a portable power switching car trades electric mode for current fixed construction trades electric mode of power station, need not to carry out the building approval, need not to carry out complicated infrastructure, need not to build protective housing, can be according to trading the electric demand, and the arbitrary place of working that changes, work is more nimble, and construction cost is cheaper. This trade electric installation adopts the mode of plane conveying, for current suspension type battery transport mode, does not have the safe risk that drops, more safe and reliable. Meanwhile, the battery replacement process is short in route and high in battery replacement efficiency.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

fig. 1 is a schematic three-dimensional structure of a mobile power train according to embodiment 1 of the present invention;

fig. 2 is a schematic front view of a mobile power train according to embodiment 1 of the present invention;

fig. 3 is a schematic diagram of a battery replacement state of the mobile battery replacement vehicle according to embodiment 1 of the present invention;

FIG. 4 is a top view block diagram of FIG. 3 of the present invention;

fig. 5 is a schematic three-dimensional structure diagram of an electricity swapping device in embodiment 2 of the present invention;

FIG. 6 is a top view block diagram of FIG. 5 of the present invention;

FIG. 7 is a front elevational view of the frame of FIG. 5 in accordance with the present invention;

fig. 8 is a schematic view of the arrangement of the robot moving mechanism in embodiment 2 of the present invention;

FIG. 9 is a schematic illustration of the three-dimensional structure of FIG. 8 in accordance with the present invention;

fig. 10 is a schematic three-dimensional structure of a robot lifting/gripping mechanism according to embodiment 2 of the present invention;

FIG. 11 is a side view block diagram of FIG. 10 of the present invention;

FIG. 12 is a front view structural diagram of FIG. 10 in accordance with the present invention;

fig. 13 is a schematic top view of the structure of fig. 10 in accordance with the present invention.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

In this embodiment, a transport truck is preferably selected as a transport vehicle of the mobile power distribution system of the present application, and other transportation facilities that can be moved and replaced may be used instead of the transportation vehicle under user conditions and possible realization conditions of social environments.

In addition, in the present embodiment, the number of battery storage units is designed by selecting an appropriate vehicle cabin volume according to the battery replacement requirement. The battery charging and discharging unit may be a modular design or other packaging method, and the embodiment is not limited. And, corresponding to the supporting electrical facilities of this embodiment such as transformer station, fill electric pile, can adopt on-vehicle transformer station and on-vehicle the supporting transformer station of the form or the workplace of filling electric pile and fill electric pile, and other distribution facilities or cables etc. no longer describe here.

In this example, example 1 and example 2 should be combined to understand the present technology.

Example 1

As shown in fig. 1, a first aspect of the present application provides a mobile power transfer vehicle, including:

the vehicle-mounted box body 1 is used for loading a transport vehicle;

the battery storage and charging units 2 are uniformly arranged in the vehicle-mounted box body 1 and are used for placing batteries in a matching manner;

the battery replacing device 3 is detachably connected to the transport vehicle, runs along with the transport vehicle and is used for grabbing the battery;

and disconnecting the battery replacing device 3 and moving the battery replacing device to a battery replacing station, and grabbing the unlocked battery through the battery replacing device 3 to realize the replacement of the battery.

This application has placed a plurality of battery storage and charge unit 2 in the on-vehicle box 1 of transport vechicle, as an optional implementation scheme of this application, optionally, the quantity of battery storage and charge unit 2 is two at least, and in evenly arrange in the on-vehicle box 1, supporting component body length direction is mutually perpendicular with trade motor car automobile body length direction. When the battery replacing device is specifically implemented, the motion direction of the traveling mechanism of the battery replacing device is parallel to the length direction of the battery replacing vehicle body.

The number of the battery storage and charging units is specifically designed by selecting an appropriate vehicle compartment volume according to the battery replacement requirement, and the embodiment is not limited.

In order to install and place the battery storage and charging unit 2, as an optional implementation scheme of the present application, optionally, a plurality of battery storage and charging units are arranged in the vehicle-mounted box body, and are uniformly arranged in the vehicle-mounted box body and used for placing batteries in a matching manner; the battery charging unit includes: the battery charge and storage unit includes:

The battery charge and storage unit 2 includes:

the supporting component 4 is arranged on the inner bottom surface of the vehicle-mounted box body 1; the battery is fittingly placed on the support member 4.

And a support component is arranged on the bottom surface inside the vehicle-mounted box body 1 and used for matching and stably placing the battery storage and charging unit 2. The battery storage and charging unit comprises a plurality of support assemblies which are arranged in parallel, and each support assembly can bear one battery. Wherein, the supporting component comprises a bottom plate fixed on the inner bottom surface of the vehicle-mounted box body 1, two rows of supporting rollers and guide rollers are arranged on the bottom plate, and a battery is convenient to grab and drag out of the vehicle-mounted box body 1 through a manipulator of the battery replacing device 3. The specific structure of the support assembly can be seen in the structure of the battery support mechanism in embodiment 2.

Wherein, the box structure that can open can be designed to the side of on-vehicle box 1, the business turn over battery of being convenient for, for example can design the box for electronic boxboard structure, the side of on-vehicle box 1 can be opened in the start-up of a key, makes things convenient for like this business turn over battery.

As shown in fig. 2, the battery replacing device 3 is detachably mounted at the tail end of the transport vehicle and dragged by the transport vehicle to move forward, so that the vehicle can follow the transport vehicle and replace the battery. The mode of connecting the battery replacement device 3 with the transport vehicle may not be limited. In this embodiment, an electric tow hook is preferably adopted, so that the battery replacing device 3 can be conveniently released by one key. The battery replacing device can be separated from the transport truck and can reciprocate linearly to convey the battery backwards and forwards.

The power exchanging vehicle and the vehicle to be exchanged are not in an equivalent relationship, the power exchanging vehicle and the vehicle to be exchanged are in a service and served relationship, and the power exchanging vehicle and the vehicle to be exchanged are in one-to-many relationship.

As shown in fig. 3 and 4, the mobile battery replacing vehicle is simple in installation and arrangement, the battery replacing device 3 is disengaged by the battery replacing vehicle 101, then the battery replacing device is put in place according to the structural layout, and the connecting circuit can be unfolded to perform battery replacing work. After the battery replacing vehicle 102 stops in place, the battery replacing device 3 moves and aligns the battery position of the battery replacing vehicle 102, the battery replacing mechanical arm grabs and conveys the insufficient battery 201 on the battery replacing vehicle 102 to the battery replacing device, the battery replacing device shifts to the position of the empty bin 203 of the battery replacing vehicle 101, the battery replacing device pushes the insufficient battery 201 into the charging bin through the battery replacing mechanical arm and then moves and aligns the fully charged battery bin, the fully charged battery 202 is grabbed onto the battery replacing device through the battery replacing mechanical arm and moves to the position of taking off the insufficient battery 201, and the fully charged battery 202 is pushed onto the battery replacing vehicle through the battery replacing mechanical arm to complete the battery replacing operation.

The battery replacement device has the function of realizing the transfer of the battery, so that the realization of the technology can be met as long as the grabbing and transferring of the battery can be realized.

The utility model provides a portable power switching car trades electric mode for current fixed construction trades electric mode of power station, need not to carry out the building approval, need not to carry out complicated infrastructure, need not to build protective housing, can be according to trading the electric demand, and the arbitrary place of working that changes, work is more nimble, and construction cost is cheaper. The battery replacing device adopts a plane conveying mode, and compared with the existing suspension type battery conveying mode, the battery replacing device has no falling safety risk, is safer and more reliable, does not rotate in the conveying process of the battery, and has short battery replacing process route and high battery replacing efficiency.

Example 2

Based on the implementation principle of embodiment 1, the present embodiment provides a battery replacement device with a linear lifting grabbing battery.

As shown in fig. 5, a second aspect of the present application provides a battery swapping device, including:

the manipulator 111 is arranged on the manipulator driving system and used for grabbing the battery on the vehicle to be replaced and the battery on the mobile battery replacing vehicle as claimed in any one of claims 1 to 3.

The constituent structure and function of each mechanism/system will be described in detail below.

As an alternative embodiment of the present application, as shown in fig. 5 and 6, optionally, the walking mechanism includes:

a wheel 7;

the frame 5 is erected on the wheel 7;

the trailer hook 6 is arranged on the frame 5;

the frame 5 is hung on the movable electricity exchanging vehicle through the trailer hook 6 and drives the electricity exchanging device to move.

The wheel and the frame are the prior art, and the size of the battery replacing device designed by a user can be designed and selected, so that the requirement is not required. The trailer hook 6 may be secured to the upper front surface of the frame 5 by means of welding, for example. The battery replacing device is provided with a trailer hook which can be connected with a trailer hook of a transport truck, and the electric connection mode is optimized. After the connection, the battery replacement device and the transport truck can be connected together to be on the road. The traveling mechanism can do linear reciprocating motion. In another embodiment of the present application, the walking driving mechanism may adopt an external driving mode, and the driving mode may be a rack and pinion, a chain wheel, a belt pulley, a lead screw and nut seat, or a wire rope dragging mode, or other driving structures capable of performing linear movement.

As an alternative embodiment of the present application, as shown in fig. 5 and 7, optionally, the carriage lifting mechanism includes:

the lifting driving boxes 8 are symmetrically arranged on the upper surface of the bracket 10;

and the lifting column 9 is vertically arranged on the lifting driving box 8 and is connected with the output end inside the lifting driving box 8.

The bracket 10 is connected with the top end of the lifting column and moves up and down along with the lifting column under the driving of the lifting driving box;

the frame 5 is a main structure of the power exchanging device, and in order to install the manipulator, a bracket lifting mechanism is arranged on the frame 5, so that the height of the manipulator can be conveniently adjusted. As shown in fig. 7, a pair of bilaterally symmetrical lifting driving boxes 8 are arranged on the frame, a gear driving mechanism or a screw nut driving mechanism is arranged in the lifting driving boxes, a lifting column 9 is vertically connected to the output end of the lifting driving boxes, and a concave bracket 10 is horizontally and fixedly arranged at the top of the lifting column 9. The lifting driving box 8 is started to realize the lifting action of the lifting column 9, thereby realizing the lifting of the bracket 10. The power distribution and control facilities of the lifting drive box 8 can be configured according to the selected drive mode.

As an alternative embodiment of the present application, as shown in fig. 6 to 8, optionally, the robot driving system includes a battery supporting mechanism for supporting the battery gripped by the robot; the battery support mechanism includes:

the guide rollers 11 are horizontally and symmetrically arranged on the bracket 10;

the supporting rollers 12 are vertically and symmetrically arranged on the bracket 10;

the supporting roller 12 is positioned at the inner side of the guide roller 11 and is lower than the guide roller 11 in height; the battery is grabbed by the manipulator, placed on the supporting roller 12 to move, and guided by the guide roller 11.

As shown in fig. 6, the battery supporting mechanism is mainly used for transferring batteries to and from a vehicle to be charged and discharged and a charging unit of the charging and discharging vehicle, two rows of supporting rollers 12 are arranged on a bracket 10, the two rows are bilaterally symmetrical, when the batteries are taken out by a manipulator, the batteries are moved onto the supporting rollers 12, and the batteries are stably moved in the transferring process through rolling support. The number and the arrangement interval of the supporting rollers 12 are not limited, but at least the cell bottom of one battery needs at least two supporting rollers 12 to support and move at the same time. In order to avoid the battery from shaking or sliding left and right, two rows of guide rollers 11 which are bilaterally symmetrical are further arranged on the support bracket 10, the axes of the guide rollers 11 are vertically arranged, and the rollers are horizontally arranged and used for rolling and guiding the side surface of the battery. That is, the guide roller 11 and the support roller 12 are arranged perpendicular to each other.

As shown in fig. 7, in order to prevent the battery from slipping out and walking, the height of the guide roller 11 is higher than that of the support roller 12, i.e. the top of the guide roller 11 is higher than that of the support roller 12. Guide rollers 11 and mounting brackets for support rollers 12, the embodiment is not limited. The fixing connection mode of the mounting bracket on the support bracket 10 is not limited.

As an alternative embodiment of the present application, as shown in fig. 7 to 9, optionally, the robot driving system further includes a robot moving mechanism for driving the robot to move linearly; the manipulator moving mechanism includes:

the guide grooves 13 are symmetrically arranged on the support bracket 10;

a moving guide wheel 14 fitted in the guide groove 13;

a telescopic base 15 which is erected between the left and right movable guide wheels 14;

the telescopic driving device 16 is arranged on the telescopic base 15 and is linked with the movable guide wheel 14;

the telescopic base 15 is moved along the guide groove 13 by the movable guide wheel 14 under the driving of the telescopic driving device 16.

The manipulator moving mechanism is a mechanism that the manipulator drives the battery to move so as to realize the movement of the battery along the length direction of the bracket 10.

As shown in fig. 8, in the present embodiment, the bracket 10 is provided with a groove-shaped guide groove 13, and the guide groove 13 is provided with a pair of left and right symmetrically and the notches are arranged oppositely. A row of movable guide wheels 14 is fitted in the guide groove 13, and a telescopic base 15 is horizontally and fixedly installed between the left and right movable guide wheels 14. For stable movement, the number of the movable guide wheels 14 on the side of the telescopic base 15 is not less than two, and as shown in fig. 9, the present embodiment adopts three movable guide wheels 14 on each side.

The telescopic base 15 comprises side plates on two sides and a bottom, and the bottom plate is horizontally fixed between the bottoms of the side plates on the two sides and used for installing a manipulator lifting mechanism of the manipulator. The bottom plate of the telescopic base 15 is provided with a guide hole and a telescopic hole in advance.

In order to realize the movement of the telescopic base 15, a telescopic driving device 16 is arranged at the bottom of the telescopic base 15, and the telescopic driving device 16 is operated to realize the linkage with the movable guide wheel 14 and drive the telescopic base 15 to move.

The telescopic driving device 16 is started to drive the telescopic base 15 to move through the movable guide wheel 14. The telescopic drive 16 may be in the form of a gear, rack or sprocket chain or pulley, belt or lead screw nut or other drive means. A preferred implementation of the telescopic drive 16 will be described in detail below.

As shown in fig. 8, the present embodiment implements the movement of the manipulator by means of rack driving. As an alternative embodiment of the present application, optionally, the telescopic driving device 16 comprises:

a rack 17 provided at the bottom of the guide groove 13;

the driving motor 19 is arranged at the bottom of the telescopic base 15;

a driving gear 18 which is arranged on the output end of the driving motor 19 in a matching way and is meshed with the rack 17;

the driving motor 19 is started, so that the driving gear 18 is meshed with the rack 17, and the telescopic base 15 is driven to move along the guide groove 13 through the movable guide wheel 14.

In this embodiment, a horizontal rack 17 is fixedly installed at the bottom of the guide groove 13; correspondingly, a driving motor 19 is installed at the bottom of the telescopic base 15, wherein a driving gear 18 is connected to an output end of the driving motor 19, and the driving gear 18 and the rack 17 can be meshed. The driving motor 19 is started, and under the matching of the movable guide wheel 14 and the guide groove 13, the driving gear 18 is made to rotate to drive the telescopic base 15 to move along the linear direction of the rack 17. In this embodiment, the rack 17 is preferably provided at the bottom of the guide groove 13, and may be provided at a place other than the telescopic base 15, and may be selected by the user.

The battery needs to be grasped by the robot and pulled onto the conveyor from outside the conveyor. Consequently, the manipulator of this department adoption, the preferred mode of snatching that adopts a magnetism to inhale, carry out magnetism to battery case and inhale and snatch, snatch it and pull out, the battery makes a round trip to promote through telescopic machanism and accomplishes, the battery is dragged the one end of furthest by the manipulator, manipulator magnetism portion of inhaling loosens, the manipulator is along with the lift cylinder withdrawal, telescopic base drives the manipulator and removes one side in addition to the battery after the telescopic cylinder withdrawal, the lift cylinder rises, telescopic base drives the manipulator and removes to the battery direction, battery body is touched in magnetism portion of inhaling, the manipulator promotes the battery and is pushed out conveyer to the battery.

As shown in fig. 10, the carriage lifting mechanism is adapted to cope with vehicles of different heights. This embodiment has designed the elevating system who snatchs the end, and this mechanism is used for raising the manipulator and retracting, is used for snatching the battery after the manipulator rises, and the manipulator device is less than the supporting wheel holding surface after the manipulator falls, and the manipulator can be along with flexible base round-trip motion this moment. As an optional implementation of the present application, optionally, the manipulator driving system further includes a manipulator lifting mechanism for driving the manipulator to move up and down; manipulator elevating system includes:

a lifting cylinder 26 for lifting the robot, comprising: a lifting cylinder body 261 vertically arranged at the bottom of the telescopic base 15 and a lifting cylinder piston rod 262 arranged in the lifting cylinder;

the lifting movable seat 21 is horizontally arranged above the telescopic base 15 and is fixedly arranged at the top of the lifting cylinder piston rod 262;

the lifting guide post 20 is vertically arranged at the bottom of the lifting movable seat 21 and is inserted into the telescopic base 15 in a matching manner;

as shown in fig. 10 and 11, the lifting cylinder 261 of the lifting cylinder 26 is vertically and fixedly installed at the bottom of the telescopic base 15. As shown in fig. 12, the lifting cylinder rod 262 vertically passes through the telescopic hole of the telescopic base 15 and is fixedly connected to the horizontally arranged lifting movable seat 21. Two lifting guide columns 20 are provided for guiding and supporting the lifting movable base 21. The lifting guide post 20 vertically passes through the telescopic base 15, the top of the lifting guide post is fixed on the ground of the lifting movable seat 21, and the bottom of the lifting guide post passes through a guide hole on the telescopic base 15.

The lifting movable seat 21 is used as an installation carrier of the grabbing end, and an installation surface is reserved for installing the grabbing cylinder 24.

As shown in fig. 12 and 13, the manipulator driving system further includes a manipulator grabbing mechanism for grabbing the battery; the manipulator snatchs mechanism includes:

the grabbing cylinders 24 are horizontally and symmetrically arranged on the lifting movable seat 21;

the grabbing bottom plate 23 is arranged at the rod end of a piston rod 25 of the grabbing air cylinder 24;

the magnetic sucker 22 is arranged on the grabbing bottom plate 23;

and the magnetic sucker control piece 26 is arranged on the magnetic sucker 22 and is electrically connected with the magnetic sucker 22.

The manipulator grabbing mechanism is a magnetic grabbing hand structure which is horizontally arranged. The grabbing cylinder 24 is a bidirectional piston rod cylinder, and two ends of the grabbing cylinder can be controlled to stretch. In this embodiment, as shown in fig. 13, the grabbing cylinder 24 is provided with a pair of front and back symmetrical cylinders for driving a magnetic sucker 22 to magnetically grab the battery through two piston rods 25, so as to stably grab the battery. In other embodiments of the present application, there may be one grasping cylinder and one or two guide rods.

The grabbing cylinder 24 is installed on the lifting movable seat 21 in a matched mode, a piston rod 25 is arranged in the grabbing cylinder, a grabbing bottom plate 23 is installed at the rod end of the piston rod 25, and the magnetic suction disc 22 is fixedly installed on the grabbing bottom plate 23. One side of the magnetic chuck 22 is provided with a magnetic chuck control member 26 for magnetic on-off control. The grabbing bottom plate 23 is mainly a mounting carrier of the magnetic chuck 22, and the structure is not limited. The magnetic sucker 22 is a magnet device, and under the control of the magnetic sucker control piece, the magnetic sucker can be controlled to generate magnetic force to suck the battery or disconnect the magnetic force to release the battery, and can be driven by the grabbing cylinder to move linearly and reciprocally along the axial direction of the cylinder.

Magnetic suction cups arranged at both ends are used for grabbing or pushing the battery from both sides to move. When the magnetic chuck generates magnetic force to attract the battery, the telescopic driving device 16 is started to drive the telescopic base 15 to move back, so that the battery is dragged out and moves on the supporting roller of the battery supporting mechanism. In another embodiment of the present application, the battery may be grabbed by hooking or clamping.

The type and specification of each cylinder are not limited in this embodiment. The air sources matched with the cylinders are selected according to air sources configured by users, such as an air compressor. The fixed connection mode can be bolt connection without limitation.

In another embodiment of this application, can also adopt the unilateral to snatch the mechanism, snatch the mechanism and adopt one-way piston rod cylinder and be furnished with single magnetism portion of inhaling, realize snatching turning to of mechanism through a slewer to realize both sides and snatch the propelling movement. The structure of the turning device is not limited.

Example 3

Based on the implementation of the foregoing embodiment 1 and embodiment 2, this embodiment provides a battery swapping method, which includes the following steps:

the battery replacing device moves along the advancing direction of the vehicle to be replaced and is aligned with the position of a battery to be charged on the vehicle to be replaced, the battery to be charged on the vehicle to be replaced extends out towards the battery to be charged on the vehicle to be replaced through a mechanical grabbing mechanism of the battery replacing device, and the battery to be charged is grabbed and completely grabbed onto the battery replacing device after the battery to be charged is grabbed;

the battery replacing device moves along the advancing direction of a vehicle to be replaced and is used for replacing the empty bin of the battery storage and charging unit on the vehicle;

the battery replacing device transfers the battery to be charged to a battery storage and charging unit on the battery replacing vehicle;

the battery changing device moves to the position of the battery storage and charging unit corresponding to the fully charged battery, and grabs a fully charged battery from the battery storage and charging unit and completely transmits the fully charged battery to the battery changing device;

the battery replacing device moves to a position where a battery of the vehicle to be replaced is taken away, and a full-charge battery is transferred to a battery seat on the vehicle to be replaced;

and after the battery replacement vehicle finishes replacing the battery, the vehicle leaves, and the battery replacement device waits for the next vehicle to be replaced to perform the next battery replacement process.

The above steps of the implementation are specifically combined and referred to the descriptions described in

embodiments

1 and 2, and the description of the embodiments is not repeated.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A battery replacement device is characterized by comprising:

and the manipulator is arranged on the manipulator driving system and used for grabbing the battery and transferring and replacing the battery.

2. The battery swapping device of claim 1, wherein the traveling mechanism comprises:

a wheel (7);

the frame (5) is erected on the wheels (7);

the trailer hook (6) is arranged on the frame (5);

the frame (5) is hung on the movable electricity exchanging vehicle through the trailer hook (6) and drives the electricity exchanging device to move.

3. The battery swapping device of claim 2, wherein the carriage lifting mechanism comprises:

the lifting driving boxes (8) are symmetrically arranged on the upper surface of the frame (5);

and the lifting column (9) is vertically arranged on the lifting driving box (8).

And the bracket (10) is connected with the top end of the lifting column and moves up and down along with the lifting column under the driving of the lifting driving box.

4. The battery swapping device as in claim 3, wherein the robot driving system comprises a battery supporting mechanism for supporting the battery grabbed by the robot; the battery support mechanism includes:

the guide rollers (11) are horizontally and symmetrically arranged on the bracket (10);

the supporting rollers (12) are vertically and symmetrically arranged on the bracket (10);

the supporting roller (12) is positioned on the inner side of the guide roller (11) and is lower than the top surface of the guide roller (11); the battery is grabbed by the manipulator, placed on the supporting roller (12) to move, and guided by the guide roller (11).

5. The battery swapping device as in claim 4, wherein the manipulator driving system further comprises a manipulator moving mechanism for driving the manipulator to move linearly; the manipulator moving mechanism includes:

the guide grooves (13) are symmetrically arranged on the bracket (10);

a mobile guide wheel (14) fitted in the guide groove (13);

a telescopic base (15) which is erected between the left and right moving guide wheels (14);

the telescopic driving device (16) is arranged on the telescopic base (15) and is linked with the movable guide wheel (14);

under the driving of the telescopic driving device (16), the telescopic base (15) is guided by the movable guide wheel (14) to move along the guide groove (13).

6. The battery swapping device as claimed in claim 5, characterized in that the telescopic drive (16) comprises:

the rack (17) is arranged at the bottom of the guide groove (13);

the driving motor (19) is arranged at the bottom of the telescopic base (15);

the driving gear (18) is arranged on the output end of the driving motor (19) in a matched mode and meshed with the rack (17);

and starting the driving motor (19), so that the driving gear (18) is meshed with the rack (17), and the telescopic base (15) is driven to move along the guide groove (13) through the movable guide wheel (14).

7. The battery replacement device as claimed in claim 5, wherein the robot driving system further comprises a robot lifting mechanism for driving the robot to move up and down; manipulator elevating system includes:

a lift cylinder (26) for lifting the manipulator, comprising: a lifting cylinder body (261) vertically arranged at the bottom of the telescopic base (15) and a lifting cylinder piston rod (262) arranged in the cylinder body;

the lifting movable seat (21) is horizontally arranged above the telescopic base (15) and is fixedly arranged at the top of the lifting cylinder piston rod (262);

and the lifting guide post (20) is vertically arranged at the bottom of the lifting movable seat (21) and is inserted into the telescopic base (15) in a matching manner.

8. The battery swapping device of claim 7, wherein the robotic drive system further comprises a robotic grasping mechanism for grasping the battery; the manipulator snatchs mechanism includes:

the grabbing cylinders (24) are horizontally and symmetrically arranged on the lifting movable seat (21);

the grabbing bottom plate (23) is arranged at the rod end of a piston rod (25) of the grabbing cylinder (24);

the magnetic sucker (22) is arranged on the grabbing bottom plate (23);

and the magnetic sucker control piece (26) is arranged on the magnetic sucker (22) and controls the magnetic force on-off of the magnetic sucker (22).

9. A mobile power transfer vehicle, comprising:

the transport vehicle is provided with a vehicle-mounted box body (1) and is used for loading a battery;

-a swapping device (3) according to any of claims 1-8;

the battery replacing device (3) is detachably connected to the transport vehicle, travels along with the transport vehicle and is used for grabbing the battery; and disconnecting the battery replacing device (3) and moving the battery replacing device to a battery replacing station, and grabbing the unlocked battery through the battery replacing device (3) to realize the replacement of the battery.

10. The mobile tram for changing electric power according to claim 9, characterized in that a plurality of battery charging units (2) are arranged in the vehicle-mounted box body (1), uniformly arranged in the vehicle-mounted box body (1) and used for matching and placing batteries; the battery charging unit (2) comprises:

the supporting component (4) is arranged on the inner bottom surface of the vehicle-mounted box body (1); the battery is placed on the supporting component (4) in a matching mode.