CN212473171U

CN212473171U - Protection device and power station trades

Info

Publication number: CN212473171U
Application number: CN201922499819.8U
Authority: CN
Inventors: 张建平; 黄春华
Original assignee: Aulton New Energy Automotive Technology Co Ltd
Current assignee: Aulton New Energy Automotive Technology Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2021-02-05
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a protector and trade power station. The protection device is used for an electric automobile to trade power station, trade power station have be used for from the electric automobile on the dismouting battery trade electric equipment and supply to trade the passageway that electric equipment reciprocated in dismouting battery position and battery handing-over position, the protection device includes the protection casing, the protection device is located on the passageway, so that trade electric equipment and be in move in the protective area that the protection casing formed. The utility model discloses a set up protector on the passageway of trading dismouting battery position that electrical equipment came and battery handing-over position to utilize the protection casing to form protective area, make to trade electrical equipment and remove the in-process and be in the protection state, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling that trades electrical equipment, be favorable to reducing the probability of trading electrical equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety who trades electrical equipment.

Description

Protection device and power station trades

Technical Field

The utility model relates to a trade electrical equipment field, in particular to protector and trade power station.

Background

The conventional battery pack mounting mode of the electric automobile is generally divided into a fixed mode and a replaceable mode. For a replaceable electric vehicle, the battery pack needs to be replaced by a replacement station.

The existing battery replacing station is mainly a shuttle vehicle type battery replacing station, generally, an electric vehicle is parked to the battery replacing station, and a shuttle vehicle rapidly runs to the battery replacing station from an outlet, so that a battery pack is mounted or dismounted and then runs out from the battery replacing station. Namely, the battery pack of the electric automobile is replaced by utilizing the shuttle car which runs at a high speed and automatically. The shuttle car has high running speed, and the weight of the shuttle car and the weight of the battery pack are large, so that the shuttle car has large inertia and is difficult to brake suddenly. And because the trolley cannot prejudge whether the obstacle exists in the driving route in advance, the shuttle vehicle is easy to knock over an operator or other objects, and further causes operation injury to the operator or damage to related equipment.

To sum up, in the current power exchanging station, the shuttle vehicle easily bumps and turns over an operator or other objects in the power exchanging process, and further causes operation injury to the operator or damages to related equipment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the defect among the prior art, provide a protector and trade the power station.

The utility model discloses an above-mentioned technical problem is solved through following technical scheme: the utility model provides a protector for electric automobile trades power station, trade the power station and have the passageway that is used for trading the electric equipment of dismouting battery and supplies to trade the electric equipment and come and go in dismouting battery position and battery handing-over position from electric automobile, its characterized in that, protector includes the protection casing, protector locates on the passageway, so that trade the electric equipment and be in move in the protective area that the protection casing formed.

In this scheme, through adopting above structure, set up protector on the passageway of the dismouting battery position that trades electrical equipment and battery handing-over position that comes and goes to utilize the protection casing to form protective area, make to trade electrical equipment and remove the in-process and be in the guard mode, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling that trades electrical equipment, be favorable to reducing the probability that trades electrical equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety that trades electrical equipment.

Preferably, the shield is configured to be openable or closable.

In this scheme, through adopting above structure, through setting up the protection casing into can opening or closing, when trading the battery equipment and removing, protector opens to form the protective area, make and trade the battery equipment and remove the in-process and be in the protection state, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling of trading battery equipment, be favorable to reducing the probability that trades battery equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety who trades battery equipment. When the battery replacement equipment stops working, the protection device can be closed, so that the damage to the protection device can be reduced, and the service life of the protection device is prolonged.

Preferably, the protective cover is arranged to be opened and extended to the battery mounting and dismounting position.

In this scheme, through adopting above structure, design the safety cover for can opening and extend to dismouting battery position to form the whole protection to trading electrical equipment removal in-process, avoid appearing the protection leak, be favorable to improving protector's security and reliability.

Preferably, the protective cover is arranged to be opened or closed along with the movement of the battery replacement equipment on the channel.

In this scheme, through adopting above structure, set up the protection casing into opening or closing along with trading the removal of electric equipment for protector can accomplish opening or closing in step with trading electric equipment, has avoided the appearance of protector and the asynchronous condition of trading electric equipment, is favorable to improving protector's security and reliability.

Preferably, the guard further comprises a drive portion acting on the guard to switch the guard between open and closed.

In this scheme, through adopting above structure, protector acts on the protection casing through utilizing the drive division to open protection casing and take shape protective area, make and trade the inside removal of electrical equipment at protector, thereby trade electrical equipment and be in the protection state at the removal in-process, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling of trading electrical equipment, be favorable to reducing the probability that trades electrical equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety who trades electrical equipment.

Preferably, the driving part comprises a power assembly, a sliding mechanism and a telescopic assembly, one end of the telescopic assembly is connected with the sliding mechanism, the other end of the telescopic assembly is connected with the protective cover, the power assembly is connected with the sliding mechanism, and the power assembly drives the sliding mechanism to drive the telescopic assembly to move so as to open or close the protective cover.

In this scheme, through adopting above structure, through being power component, slide mechanism and the flexible subassembly with the drive division design, realized the switching that the protection casing was opened and was closed high-efficiently, this scheme simple structure, the protection casing is opened/is closed and switches the high efficiency. Also make the protection casing can receive when out of work, be favorable to reducing the area of protection casing, be favorable to improving the space utilization who trades the power station.

Preferably, slide mechanism includes guide rail and slider, power component passes through synchronous belt drive the slider is followed the guide rail slides, the slider with telescopic component connects, synchronous belt drive the slider drives telescopic component removes.

In this scheme, through adopting above structure, through being guide rail and slider with slide mechanism design to utilize hold-in range drive slider along the slide rail slide, be favorable to improving the efficiency that the protection casing was opened or was closed, improve protector's reliability.

Preferably, the protection casing includes stiff end and flexible end, the drive division is installed the stiff end, flexible subassembly the other end with flexible end is connected.

In this scheme, through adopting above structure, through being stiff end and flexible end with the protection casing design for the protection casing only needs flexible end to keep away from or be close to the stiff end, can realize opening or closing of protection casing, is favorable to simplifying protector's design, is favorable to improving the reliability of protection casing.

Preferably, flexible subassembly includes first extensible member and second extensible member, first extensible member with second extensible member cross connection, the one end of first extensible member with slide mechanism connects, the other end of first extensible member with flexible end connection, the one end of second extensible member with the stiff end is connected, the other end of second extensible member with flexible end connection.

In this scheme, through adopting above structure, through designing flexible subassembly for first extensible member and second extensible member to utilize slide mechanism to drive first extensible member, thereby realized the action of flexible subassembly, and then accomplished opening or closing of protection casing, this scheme has simplified the design form of flexible subassembly.

Preferably, the power device is an air cylinder, the air cylinder is fixedly arranged on the fixed end, and a piston rod of the air cylinder assembly is connected with the sliding block.

Preferably, power device includes motor and belt assembly, belt assembly sets up on the fixed end, the slider with belt assembly's belt relatively fixed sets up, the motor drives the belt is followed the fixed end removes.

In this scheme, through adopting above structure, through being motor and belt subassembly with power device design, be favorable to improving power device's flexibility, also be favorable to improving protector's reliability. Through utilizing the belt assembly, be favorable to improving the stationarity of power component operation, be favorable to reducing power component's noise.

Preferably, the driving part is a linear driver, and the linear driver is connected with the protective cover.

In this scheme, through adopting above structure, through being the sharp driver with the drive division design to utilize the sharp driver to realize opening or closing of protection casing, be favorable to simplifying the design of drive division.

Preferably, the protective cover comprises a left side surface, a right side surface and an upper side surface, the upper side surface is located between the left side surface and the right side surface, and the left side surface, the right side surface and the upper side surface form a channel for passing through the battery replacement equipment.

In this scheme, through adopting above structure, through with the protection casing design for left surface, right flank and side on, open the back when the protection casing for the inside of protection casing can form relatively independent space, is favorable to reducing the external influence to the electrical equipment that trades, is favorable to improving the work efficiency who trades electrical equipment.

Preferably, the protection device further comprises a first controller and an in-place sensor, the in-place sensor is arranged on the protection cover, and the in-place sensor is in communication connection with the first controller; when the protective cover extends to a preset position, the in-place sensor is used for sending an in-place signal to the first controller; when the first controller receives the in-place signal, the first controller is used for sending a stop signal to the driving part so as to stop the extension of the protective cover.

In this scheme, through adopting above structure, utilize first controller and the inductor that targets in place for whether the first controller can be timely learns protector and reachs preset position, thereby be favorable to improving protector's security and reliability, be favorable to reducing the probability that the accident takes place, be favorable to improving the security that trades the power station.

Preferably, the protection device further comprises a limit sensor and a second controller, the limit sensor is arranged on the protection cover, and the limit sensor is in communication connection with the second controller; when the protective cover continues to extend to the limit position after extending to the preset position, the limit sensor is used for sending a limit signal to the second controller; and when the second controller receives the limit signal, the second controller sends a stop signal to the driving part so as to stop the extension of the protective cover.

In this scheme, through adopting above structure, utilize limit sensor and second controller for the second controller can be timely learn whether protector reachs extreme position, and then the motion of timely control protection casing is favorable to further improving protector's security and reliability, is favorable to further reducing the probability that accidental injury accident took place, is favorable to further improving the security that trades the power station.

Preferably, the protection device further comprises a torque sensor and a third controller, the torque sensor is arranged on the driving part, and the torque sensor is in communication connection with the third controller; the torque sensor is used for detecting the output torque of the driving part within preset time, and is also used for sending a torque signal to the third controller; and after the third controller receives the moment signal, the moment signal is compared with a preset value, and when the moment signal is greater than the preset value, the third controller sends a stop signal to the driving part, so that the protective cover stops extending.

In this scheme, through adopting above structure, through setting up torque sensor and third controller for whether the output torque of learning the drive division that the third controller can be timely surpasses the default, and then the on or off of control drive division in time, thereby realize the control to the protection casing, be favorable to further improving protector's security and reliability, be favorable to further reducing the probability that accidental injury accident takes place, be favorable to further improving the security that trades the power station.

The power swapping station is characterized by comprising the protection device.

In this scheme, through adopting above structure, through adopting protector for trade the electric equipment of trading the power station and can carry out work under the protection of protection casing, be favorable to improving the security of trading electric work, be favorable to reducing the probability that accidental injury accident took place.

Preferably, the battery replacing station comprises a shuttle car, the shuttle car is used for completing replacement of the battery pack, and the protection device is arranged at an outlet of the shuttle car; when the battery replacement station needs to replace the battery, the protection device is switched to be opened, and the shuttle car moves in the protection device to finish replacement of the battery pack.

On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.

The utility model discloses an actively advance the effect and lie in:

the utility model discloses a protector is through setting up protector on the passageway of trading dismouting battery position that electrical equipment reciprocated and battery handing-over position to utilize the protection casing to form the protective area, make to trade electrical equipment and remove the in-process and be in the protection state, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling of trading electrical equipment, be favorable to reducing the probability of trading electrical equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety who trades electrical equipment.

Drawings

Fig. 1 is a schematic structural view of a protection device according to embodiment 1 of the present invention.

Fig. 2 is another schematic structural diagram of the protection device according to embodiment 1 of the present invention.

Fig. 3 is a schematic structural view of a driving portion of a protector according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of a power device of a protection device according to embodiment 1 of the present invention.

Fig. 5 is another schematic structural diagram of a power device of a protection device according to embodiment 1 of the present invention.

Fig. 6 is a schematic structural diagram of a power swapping station according to embodiment 2 of the present invention.

Description of reference numerals:

guard 100

Protective cover 11

Drive unit 20

Power assembly 21

Motor 211

Belt assembly 212

Drive wheel 213

First steering wheel 214

Second steering wheel 215

Tension roller 216

Belt 217

Slide mechanism 22

Slide rail 221

Slider 222

Telescoping assembly 23

Fixed end 231

Telescopic end 232

First telescopic member 233

Second expansion piece 234

Battery changing station 300

Shuttle 31

Track 32

Door frame 33

A dismounting battery pack area

B-switch battery pack region

Detailed Description

The present invention will be more clearly and completely described below by way of examples and with reference to the accompanying drawings, but the present invention is not limited thereto.

Example 1

As shown in fig. 1 to 5, this embodiment is a protection device 100 for an electric vehicle battery replacement station, the battery replacement station has a battery replacement device for detaching a battery from an electric vehicle and a channel for the battery replacement device to move to and from a battery detachment position and a battery handover position, the protection device 100 includes a protective cover 11, and the protection device 100 is disposed on the channel so that the battery replacement device operates in a protection area formed by the protective cover 11. The embodiment sets up protector 100 on the passageway of the dismouting battery position that trades electrical equipment to come and go and battery handing-over position to utilize protection casing 11 to form the protective area, make and trade electrical equipment and remove the in-process and be in the guard mode, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling of trading electrical equipment, be favorable to reducing the probability that trades electrical equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety of trading electrical equipment.

As a preferred embodiment, the protection cover 11 may also be configured to be opened or closed. This embodiment is through setting up protection casing 11 to opening or closing, when trading the electrical equipment removal, protector 100 opens to form the protective area, make to trade electrical equipment removal in-process and be in the protection state, be favorable to avoiding foreign matter or operating personnel to get into the route of traveling of trading electrical equipment, be favorable to reducing the probability that trades electrical equipment striking foreign matter or operating personnel, be favorable to improving the factor of safety who trades electrical equipment. When the battery replacement equipment stops working, the protection device 100 can be closed, so that damage to the protection device 100 can be reduced, and the service life of the protection device 100 can be prolonged.

To further enhance the safety of the guard 100, the protective hood 11 may also be configured to be openable and extendable to a battery-off position. The protection casing 11 is designed to be openable and extend to the position of the detachable battery in the embodiment, so that the whole-course protection in the moving process of the battery replacing equipment is formed, the occurrence of a protection hole is avoided, and the safety and the reliability of the protection device 100 are improved.

As an embodiment, the protective cover 11 may also be configured to be opened or closed along with the movement of the battery replacement device on the channel. In this embodiment, the protection cover 11 is configured to be opened or closed along with the movement of the battery replacement device, so that the protection device 100 can be opened or closed synchronously with the battery replacement device, thereby avoiding the occurrence of the unsynchronized condition of the protection device 100 and the battery replacement device, and facilitating the improvement of the safety and reliability of the protection device 100.

As a preferred embodiment, the protection device 100 may further comprise a driving portion 20, and the driving portion 20 acts on the protection cover 11 to switch the protection cover 11 between opening and closing. The protection device 100 of the embodiment acts on the protection cover 11 by using the driving part 20 to open the protection cover 11 and form a protection area, so that the battery replacing device moves inside the protection device 100, the battery replacing device is in a protection state in the moving process, a foreign object or an operator is prevented from entering a driving route of the battery replacing device, the probability that the battery replacing device impacts the foreign object or the operator is reduced, and the safety factor of the battery replacing device is improved.

In order to improve the working efficiency of the protection device 100, the driving portion 20 includes a power assembly 21, a sliding mechanism 22 and a telescopic assembly 23, one end of the telescopic assembly 23 is connected to the sliding mechanism 22, the other end of the telescopic assembly 23 is connected to the protection hood 11, the power assembly 21 is connected to the sliding mechanism 22, and the power assembly 21 drives the sliding mechanism 22 to drive the telescopic assembly 23 to move so as to open or close the protection hood 11. In the present embodiment, the driving unit 20 is designed as the power unit 21, the sliding mechanism 22, and the telescopic unit 23, so that the opening and closing of the protection hood 11 are efficiently switched. The protective cover 11 can be folded when not in work, so that the occupied area of the protective cover 11 is reduced, and the space utilization rate of the power exchanging station 300 is improved.

As a preferred embodiment, as shown in fig. 3-5, the sliding mechanism 22 may further include a guide rail and a slider 222, the power assembly 21 drives the slider 222 to slide along the guide rail through a belt 217, the slider 222 is connected to the telescopic assembly 23, and the belt 217 drives the slider 222 to further drive the telescopic assembly 23 to move. The embodiment is advantageous to improve the opening or closing efficiency of the protection cover 11 by designing the sliding track mechanism as the guide rail and the sliding block 222 and driving the sliding block 222 along the sliding track 221 by the belt 217.

In order to simplify the design of the protection device 100, as shown in fig. 2, the protection cover 11 may further include a fixed end 231 and a telescopic end 232, the driving part 20 is mounted on the fixed end 231, and the other end of the telescopic assembly 23 is connected to the telescopic end 232. This embodiment is through being designed protection casing 11 for stiff end 231 and flexible end 232 for protection casing 11 only needs flexible end 232 to keep away from or be close to stiff end 231, can realize opening or closing of protection casing 11, is favorable to simplifying the design of protector 100, is favorable to improving the reliability of protection casing 11. Specifically, in fig. 2, the telescopic assembly 23 includes a first telescopic member 233 and a second telescopic member 234, the first telescopic member 233 and the second telescopic member 234 are cross-connected, one end of the first telescopic member 233 is connected to the sliding mechanism 22, the other end of the first telescopic member 233 is connected to the telescopic end 232, one end of the second telescopic member 234 is connected to the fixed end 231, and the other end of the second telescopic member 234 is connected to the telescopic end 232. In the embodiment, the telescopic assembly 23 is designed into the first telescopic member 233 and the second telescopic member 234, and the sliding mechanism 22 is utilized to drive the first telescopic member 233, so that the action of the telescopic assembly 23 is realized, and the opening or closing of the protective cover 11 is completed, and the design form of the telescopic assembly 23 is simplified in the embodiment.

As an embodiment, as shown in fig. 3-5, the power device may further include a motor 211 and a belt assembly 212, the belt assembly 212 is disposed on the fixed end 231, the slider 222 is fixed to the belt of the belt assembly 212, and the motor 211 drives the belt 217 to move along the fixed end 231. In the embodiment, the power device is designed into the motor 211 and the belt assembly 212, so that the flexibility of the power device is improved, and the reliability of the protection device 100 is also improved. By utilizing the belt assembly 212, the running stability of the power assembly 21 is improved, and the noise of the power assembly 21 is reduced.

In order to simplify the design of the belt assembly 212, as shown in fig. 5, the belt assembly 212 includes a driving wheel 213 and two first steering wheels 214, the driving wheel 213 is connected to the motor 211, the belt 217 is sleeved on the driving wheel 213 and the first steering wheels 214, the two first steering wheels 214 are respectively disposed at two ends of the sliding track 221, and the driving wheel 213 is disposed between the two first steering wheels 214. The belt assembly 212 may further include a tension roller 216, and the tension roller 216 is disposed at a side of the belt 217 to tension the belt 217. The belt assembly 212 may further include two second diverting pulleys 215, the two second diverting pulleys 215 being respectively disposed between the two first diverting pulleys 214 and the driving pulley 213, the two second diverting pulleys 215 being each disposed outside the belt 217 to divert the belt 217. As an embodiment, the belt 217 may have a certain elasticity, and if the motor 211 is not fed back and still rotates when the protection device 100 collides with a person or a foreign object, the belt 217 may be in a tooth-picking state instead of a hard collision. This embodiment is favorable to guaranteeing even under the people's condition of colliding, can not cause the injury to personnel yet, simultaneously, can also feed back to controlling means through the resistance signal, and then realize shutting down. In other embodiments, the power plant may further comprise a speed reduction mechanism drivingly connected between the motor 211 and the belt assembly 212. As a preferred embodiment, the motor 211 may be selected to be a servo motor.

As a better implementation manner, as shown in fig. 1 and fig. 2, the protection cover 11 includes a left side surface, a right side surface and an upper side surface, the upper side surface is located between the left side surface and the right side surface, the left side surface, the right side surface and the upper side surface form a channel through which the battery replacement device passes, in this embodiment, by designing the protection cover 11 into the left side surface, the right side surface and the upper side surface, after the protection cover 11 is opened, the inside of the protection cover 11 can form a relatively independent space, which is beneficial to reducing the influence of the outside on the battery replacement device, and is beneficial to improving the working efficiency of the battery replacement device. Preferably, the main material of the protective cover 11 can be selected from a piece of organ cloth, which is not affected by moving parts, can freely stretch and contract, does not affect the load of the mechanism, is safe and reliable, and can protect a specific important area. The safe and high-speed operation of the battery replacement trolley is ensured.

In other embodiments, the power device may be designed as an air cylinder, the air cylinder may be fixedly disposed on the fixing end 231, and a piston rod of the air cylinder assembly is connected to the slider 222. The drive 20 can also be designed as a linear drive, which can be connected to the protective hood 11. The present embodiment is advantageous to simplify the design of the driving part 20 by designing the driving part 20 as a linear actuator and implementing the opening or closing of the protection cover 11 using the linear actuator.

In order to improve the safety of the protection device 100, the protection device 100 may further include a first controller and an in-place sensor, the in-place sensor is disposed on the protection cover 11, and the in-place sensor is in communication connection with the first controller; when the protective cover 11 extends to a preset position, the in-place sensor is used for sending an in-place signal to the first controller; when the first controller receives the in-position signal, the first controller is configured to send a stop signal to the driving portion 20 to stop the extension of the protection cover 11. In this embodiment, the first controller and the in-place sensor are utilized, so that the first controller can timely learn whether the protection device 100 reaches the preset position, thereby being beneficial to improving the safety and reliability of the protection device 100, being beneficial to reducing the probability of accidental injury accidents, and being beneficial to improving the safety of the power exchanging station 300. As an embodiment, the preset position may be set on the outward extending path of the protection mask 11, for example, assuming that the protection mask 11 has a fully extended length of 2m, the preset position may be set between 1.8m and 1.9 m. Of course, in other embodiments, the preset position may be selected to have other distances. As an embodiment, referring to fig. 6, the swapping device of the swapping station 300 is a shuttle car 31, the shuttle car 31 is disposed on a track 32, and the shuttle car 31 runs on the track 32 in a straight line. Shield 100 is disposed above rails 32, and shuttle 31 travels within the shielded area defined by shield 100 when shield 100 is completely extended along rails 32. The preset position may be disposed in a direction in which the shield 100 extends along the rail 32, and the distance from the fixed end 231 of the shield 100 may be 1.95 m.

As a preferred embodiment, the protection device 100 may further include a limit sensor and a second controller, the limit sensor is disposed on the protection cover 11, and the limit sensor is communicatively connected to the second controller; when the protective cover 11 continues to extend to the limit position after extending to the preset position, the limit sensor is used for sending a limit signal to the second controller; when the second controller receives the limit signal, the second controller sends a stop signal to the driving part 20 to stop the extension of the protection cover 11. The limit sensor and the second controller are utilized in the embodiment, so that the second controller can timely know whether the protection device 100 reaches the limit position or not, and then timely control the movement of the protection cover 11, thereby being beneficial to further improving the safety and reliability of the protection device 100, further reducing the probability of accidental injury accidents and further improving the safety of the power station 300. Similar to the preset position, the limit position may also be set on the outward extending path of the protection cover 11, for example, if the fully extended length of the protection cover 11 is 2m, the preset position may be set between 1.9m and 2 m. Of course, in other embodiments, other distances may be selected for the extreme positions.

In other embodiments, the protection device 100 may further include a torque sensor and a third controller, the torque sensor is disposed on the driving portion 20, and the torque sensor is communicatively connected to the third controller; wherein, the torque sensor is used for detecting the output torque of the driving part 20 within a preset time, and the torque sensor is also used for sending a torque signal to the third controller; when the third controller receives the torque signal, the torque signal is compared with the preset value, and when the torque signal is greater than the preset value, the third controller sends a stop signal to the driving part 20, so that the protection cover 11 stops extending. As a specific embodiment, it can be understood from fig. 2 and fig. 3 that if a person or a foreign object is collided in the middle of the process, the extension of the telescopic assembly 23 of the X-shaped fork is blocked, the rotation torque of the motor 211 is increased instantly, the total control of the third controller detects that the torque of the motor 211 exceeds the rated value, and then the total control confirms that the foreign object is collided, the total control sends a stop signal to the motor 211, and the protection device 100 can stop extending. In this embodiment, by setting the torque sensor and the third controller, the third controller can timely know whether the output torque of the driving portion 20 exceeds the preset value, and then timely control the driving portion 20 to be turned on or off, so as to control the protective cover 11, which is beneficial to further improving the safety and reliability of the protection device 100, further reducing the probability of accidental injury accidents, and further improving the safety of the power station 300. As an embodiment, the predetermined time may be selected from a range of 0.1 second to 3 seconds, and the preset value of the embodiment may be set with reference to the output torque of the driving part. As a preferred embodiment, the torque sensor may be connected to the main shaft of the motor 211 through a coupling, so that the torque sensor can detect the output torque of the motor 211 within a predetermined time and send a torque signal to the third controller.

Of course, in order to simplify the design of the protection device 100, the first controller, the second controller and the third controller may be integrated into one controller.

In order to further improve the safety of the protection device 100, a buffer member may be further disposed at the front side of the telescopic end 232, and the buffer member is used to prevent the telescopic end 232 from damaging the electric vehicle. After the protection cover 11 is extended, the buffer member is disposed at the front side of the telescopic end 232, so that the telescopic end 232 can be effectively prevented from touching the electric vehicle. Because the buffer piece leans on in electric automobile's side, can also avoid electric automobile's side door to be opened, and then avoid personnel in the electric automobile to accidentally get into the protective area, be favorable to further improving protector 100's security. As an embodiment, the buffer member may also be directly attached to the front side of the telescopic end 232, and specifically, a soft rubber block or a foam block may also be used as the buffer member, and the rubber block or the foam block may also be attached to the front side of the telescopic end 232 by using glue.

Example 2

As shown in fig. 6, this embodiment is a swapping station 300, and the swapping station 300 includes the protection device 100 in embodiment 1. As a preferred embodiment, the battery replacing station 300 may further include a shuttle car 31, the shuttle car 31 is used for completing the replacement of the battery pack, and the protection device 100 is disposed at an outlet of the shuttle car 31; when the battery replacement station 300 needs to replace the battery, the protection device 100 is switched to be opened, and the shuttle car 31 moves in the protection device 100 to complete replacement of the battery pack. In this embodiment, by adopting the protection device 100, the shuttle car 31 of the battery replacement station 300 can work under the protection of the protection cover, which is beneficial to improving the safety of the battery replacement work and reducing the probability of accidental injury accidents.

As an embodiment, as shown in fig. 6, an inverted "U" shaped door frame 33 is provided in the swapping station 300, the protective cover 100 is welded to the door frame 33 by a bolt assembly or directly, a rail 32 is further provided in the swapping station 300, the shuttle car 31 is provided on the rail 32, the protective cover 100 extends along the rail 32, a protection area is formed below the protective cover 100, and the shuttle car 31 passes through the protection area.

As a preferred embodiment, as shown in fig. 6, the detachable battery pack area a and the exchangeable battery pack area B are also shown, but for the convenience of understanding, the detachable battery pack area a and the exchangeable battery pack area B are shown by rectangular frames, and the actual detachable battery pack area a and the exchangeable battery pack area B may have other shapes. After the electric vehicle enters the battery replacement station 300, the electric vehicle stops above the battery pack disassembly and assembly area a, the shuttle car 31 enters the battery pack disassembly and assembly area a, and the battery pack of the electric vehicle is disassembled, so that the battery pack is disassembled. Then, the shuttle car 31 travels into the exchange battery pack area B with the battery pack carried thereon, the battery pack is removed, and other fully charged battery packs are placed on the shuttle car 31, thereby completing the exchange of the battery packs. The shuttle car 31 drives into the battery pack mounting and dismounting area a with the fully charged battery pack carried thereon, and mounts the fully charged battery pack to the electric vehicle, thereby completing the mounting of the battery pack and also completing the replacement of the battery pack of the electric vehicle.

Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. The utility model provides a protector for electric automobile trades power station, trade the power station and have the passageway that is used for trading the electric equipment of dismouting battery and supplies to trade the electric equipment and come and go in dismouting battery position and battery handing-over position from electric automobile, its characterized in that, protector includes the protection casing, protector locates on the passageway, so that trade the electric equipment and be in move in the protective area that the protection casing formed.

2. Guard means according to claim 1 characterised in that the guard is arranged to be openable or closable.

3. The guard of claim 2, wherein the guard is configured to be openable and extendable to the disassembled battery position.

4. The shield apparatus of claim 2, wherein the shield is configured to open or close as the swapping device moves over the channel.

5. The shield apparatus of claim 2, further comprising a drive portion that acts on the shield to switch the shield between open and closed.

6. The shield apparatus of claim 5, wherein the drive portion includes a power assembly, a sliding mechanism, and a telescoping assembly, one end of the telescoping assembly being coupled to the sliding mechanism, the other end of the telescoping assembly being coupled to the shield, the power assembly being coupled to the sliding mechanism, the power assembly driving the sliding mechanism to move the telescoping assembly to open or close the shield.

7. The guard of claim 6, wherein: slide mechanism includes guide rail and slider, power component passes through synchronous belt drive the slider is followed the guide rail slides, the slider with telescopic component connects, synchronous belt drive the slider drives telescopic component removes.

8. The guard of claim 7, wherein: the protection casing includes stiff end and flexible end, the drive division is installed the stiff end, flexible subassembly the other end with flexible end is connected.

9. The guard of claim 8, wherein: the telescopic assembly comprises a first telescopic piece and a second telescopic piece, the first telescopic piece is in cross connection with the second telescopic piece, one end of the first telescopic piece is connected with the sliding mechanism, the other end of the first telescopic piece is connected with the telescopic end, one end of the second telescopic piece is connected with the fixed end, and the other end of the second telescopic piece is connected with the telescopic end.

10. The shielding apparatus of claim 9 wherein said power assembly is a cylinder, said cylinder being fixedly disposed on said fixed end, a piston rod of said cylinder being connected to said slider.

11. The guard of claim 9, wherein the power assembly includes a motor and a belt assembly, the belt assembly being disposed on the fixed end, the slider being fixedly disposed relative to a belt of the belt assembly, the motor driving the belt to move along the fixed end.

12. The shield apparatus of claim 5, wherein the drive portion is a linear actuator coupled to the shield.

13. The protective apparatus of claim 5, wherein the protective cover comprises a left side, a right side, and an upper side, the upper side being located between the left side and the right side, the left side, the right side, and the upper side forming a channel for electrical equipment to pass through.

14. The shielding device of any one of claims 5-13, further comprising a first controller and an in-position sensor, the in-position sensor being disposed on the shield, the in-position sensor being communicatively coupled to the first controller;

when the protective cover extends to a preset position, the in-place sensor is used for sending an in-place signal to the first controller;

when the first controller receives the in-place signal, the first controller is used for sending a stop signal to the driving part so as to stop the extension of the protective cover.

15. The protective apparatus according to any one of claims 5-13, further comprising a limit sensor disposed on the protective cover and a second controller, the limit sensor communicatively coupled to the second controller;

when the protective cover continues to extend to the limit position after extending to the preset position, the limit sensor is used for sending a limit signal to the second controller;

and when the second controller receives the limit signal, the second controller sends a stop signal to the driving part so as to stop the extension of the protective cover.

16. The shielding device of any one of claims 5-13, further comprising a torque sensor disposed on the drive portion and a third controller, the torque sensor communicatively coupled to the third controller;

the torque sensor is used for detecting the output torque of the driving part within preset time, and is also used for sending a torque signal to the third controller;

and after the third controller receives the moment signal, the moment signal is compared with a preset value, and when the moment signal is greater than the preset value, the third controller sends a stop signal to the driving part, so that the protective cover stops extending.

17. A charging station, characterized in that it comprises a protective device according to any one of claims 1 to 16.

18. The battery swapping station as claimed in claim 17, wherein the battery swapping device of the battery swapping station comprises a shuttle car for completing the replacement of the battery pack, and the protection device is arranged at an outlet of the shuttle car;

when the battery replacement station needs to replace the battery, the protection device is switched to be opened, and the shuttle car moves in the protection device to finish replacement of the battery pack.