CN217863797U - Battery replacing equipment and battery replacing station - Google Patents
Battery replacing equipment and battery replacing station Download PDFInfo
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- CN217863797U CN217863797U CN202221694541.5U CN202221694541U CN217863797U CN 217863797 U CN217863797 U CN 217863797U CN 202221694541 U CN202221694541 U CN 202221694541U CN 217863797 U CN217863797 U CN 217863797U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model relates to an electric vehicle battery package changes the field, provides a trade electrical equipment and trade the power station, should trade the power station and include this trade electrical equipment and controlgear. This trade electric equipment is used for changing electric vehicle's battery package, trades electric equipment including trading electric equipment main part, the battery tray, first locating piece, first fitting piece, first detecting element, second detecting element, wherein first locating piece sets up in trading electric equipment main part to be used for cooperating with the last first fitting piece of electric vehicle, first detecting element is used for detecting whether first fitting piece and first locating piece cooperate and target in place, whether second detecting element is used for detecting the battery tray and is located preset position. Whether the battery pack replacement condition of the electric vehicle is met or not is judged through two groups of different detection signals, the accuracy of judging the relative position relation among all parts is improved, and the battery pack replacement process of the electric vehicle is conveniently and accurately controlled.
Description
Technical Field
The utility model relates to an electric vehicle battery package changes the field, in particular to trade electrical equipment and trade the power station.
Background
At present, electric vehicles are more and more popular with consumers, and in the era of electric vehicle popularization, replacing a battery pack as one of feasible methods for solving the problem of electric vehicle endurance has the advantages of convenience and quickness, and is widely used at present.
When the battery pack is replaced, the electric vehicle is driven into the battery replacing station, the battery replacing equipment enters the bottom of the electric vehicle to transport the battery pack away, and the replacement battery pack is transported to the bottom of the electric vehicle through the battery replacing equipment to be replaced. During the replacement of the battery pack, the relative movement of the electric vehicle and the battery replacement device is involved in the process of unloading or loading the battery pack. In order to ensure the stability or accuracy of the battery pack replacement process, the relative positions of the electric vehicle and the battery replacement equipment need to be detected, and the relative movement of the electric vehicle and the battery replacement equipment needs to be controlled according to the relative position information. However, in the prior art, the battery replacement control is not accurate enough, so that the relative position between the battery replacement equipment and the electric vehicle is not accurate enough, and the replacement of the battery pack is influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to change the unsafe defect of electric control in order to overcome prior art, provide one kind and trade electrical equipment and trade the station.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
a battery swapping apparatus for replacing a battery pack of an electric vehicle, the battery swapping apparatus comprising:
a battery replacement device main body;
the battery tray is arranged on the battery replacing equipment main body in a floating mode and used for bearing the battery pack;
the first positioning piece is arranged on the battery replacing equipment main body and is used for being matched with a first matching piece on the electric vehicle so as to position the electric vehicle;
a first detecting element for detecting whether the first mating member and the first positioning member are mated in place;
a second detection element for detecting whether the battery tray is located at a preset position.
In the technical scheme, in the battery pack replacement process, the electric vehicle can move relative to the battery replacement device main body, and whether the first matching piece and the first positioning piece are matched in place or not is detected through the first detection element so as to detect whether the electric vehicle and the battery replacement device main body are matched in place or not, wherein the detection includes detecting whether the relative position between the electric vehicle and the battery replacement device main body meets the requirement in the battery pack replacement process or not. Meanwhile, in the battery pack replacement process, the battery tray can float relative to the battery replacement device main body, and whether the position of the battery tray meets the requirement in the battery pack replacement process or not is detected through the second detection element. In the process of replacing the battery pack, the electric vehicle, the battery tray and the battery replacement device main body can move relatively, whether the battery pack replacement condition of the electric vehicle is met or not is judged through two groups of different detection signals, the accuracy of judging the relative position relation among all parts is improved, and the battery pack replacement process of the electric vehicle is controlled more accurately. The second detection element detects the position of the battery tray, so that the relative movement of the battery tray and the battery replacing device main body can be controlled conveniently by judging the position information of the battery tray, and the problem that the distance between the battery tray and the battery replacing device main body exceeds the safety distance to cause device damage can be avoided.
Preferably, a second positioning part is arranged on the battery replacing device main body, a second fitting part matched with the second positioning part is arranged on the battery tray, and the second detecting element is used for detecting the distance between the second positioning part and the second fitting part to determine whether the battery tray is located at a preset position.
In the technical scheme, the relative position relationship between the main body of the battery replacement device and the battery tray is obtained by detecting the distance between the second positioning piece and the second matching piece.
Preferably, the second fitting piece is of a convex or concave structure, and the shape of the second positioning piece is matched with that of the second fitting piece.
In the technical scheme, when the second fitting piece is of an outward convex structure, the second positioning piece is concave; when the second fitting piece is of a concave structure, the second positioning piece is convex. The second positioning piece and the second fitting piece are matched through the concave-convex structure, the structure is simple and reliable, the concave-convex structure of the second positioning piece and the concave-convex structure of the second fitting piece are matched to play a limiting role, the battery tray bears the battery pack and moves relative to the battery replacing device body, and after the concave-convex structure of the second fitting piece and the concave-convex structure of the second positioning piece are clamped in place, the battery tray and the battery replacing device body can be prevented from continuously moving relative to damage the battery replacing device or the battery pack.
Preferably, the second positioning element is provided with a first accommodating area recessed towards the battery replacement device body, and the first accommodating area is used for accommodating the second mating piece.
In this technical scheme, when the second fitting piece is the convex structure, the second setting element is concave shape.
Preferably: the first accommodating area is provided with an opening end for the second fitting piece to enter, and the inner wall of the first accommodating area is provided with two guide surfaces which are oppositely and obliquely arranged near the opening end;
along keeping away from trade electric equipment body's direction, two the spigot surface is kept away from gradually.
In this technical scheme, two guide planes of open end are outwards flared tubaeform to play the guide effect, be convenient for convex second fitting piece falls into the first accommodation area of concave second setting element.
Preferably, the second detecting element is disposed on the power exchanging apparatus main body and is disposed close to the second positioning element along the horizontal direction, and on a relative movement path between the second mating member and the second positioning element, the second detecting element is not in contact with the second mating member.
In the technical scheme, the second detection element is arranged on the main body of the battery replacing device, so that the second detection element is conveniently connected with other parts on the main body of the battery replacing device. The second detection element is arranged close to the second positioning piece, so that the second detection element can detect the matching condition of the second positioning piece and the second matching piece conveniently. The second fitting piece is arranged on the battery tray, and the position of the second detection element is set, so that the second detection element is prevented from being touched in the process that the second fitting piece moves along with the battery tray relative to the battery replacing device main body, and the second detection element is prevented from being damaged due to the action of the second fitting piece and the battery tray on the second detection element.
Preferably, the battery replacement equipment further comprises an adjusting assembly, and the adjusting assembly is used for adjusting the position of the second detecting element relative to the second positioning element.
In this technical scheme, the position of second detecting element is adjustable, adjusts the position of second detecting element relative second setting element through adjusting part to adjust the detection range of second detecting element, with the electric automobile or the battery package of the different models of better adaptation. By adjusting the position of the second detecting element, the second mating member is prevented from touching the second detecting element during the movement relative to the second positioning member, so that the second mating member and the battery tray are prevented from acting on the second detecting element and causing damage to the second detecting element.
Preferably, the adjusting assembly is arranged on the battery replacing device main body, and the second detecting element is movably mounted on the adjusting assembly.
In the technical scheme, the second detection element is movably arranged on the adjusting assembly, when the position of the second detection element is adjusted, the second detection element is directly moved to realize adjustment, and the adjusting mode is simple and reliable.
Preferably, the adjusting assembly comprises a mounting plate and a nut, the second detecting element is provided with an external thread matched with the nut, the mounting plate is provided with a waist-shaped hole, and the second detecting element penetrates through the waist-shaped hole and is connected with the mounting plate through the nut; the installation position of the second detection element on the installation plate can be adjusted along the length direction of the waist-shaped hole.
In this technical scheme, the adjusting part adopts the screw thread to adjust the position control that realizes second detecting element, and the screw thread regulation mode is simple reliable, and threaded connection mode has self-locking function, can fix second detecting element on the mounting panel. The second detection element penetrates through the waist-shaped hole, and the second detection element can move along the direction perpendicular to the waist-shaped hole and also can move along the length direction of the waist-shaped hole, so that the position of the second detection element is flexibly adjusted.
Preferably, the second detection element is a cylindrical proximity sensor.
In this technical scheme, the second detecting element is contact sensor, and when the battery tray was located preset position, the battery tray can not touch the second detecting element, was convenient for control the battery tray and trades the motion of electrical equipment body relatively according to the detected signal that the second detecting element detected, avoided the battery tray to be located preset position back, continued to trade the motion of electrical equipment body relatively and caused equipment damage. The second detection element is cylindrical in shape to facilitate fixation by means of a nut or the like.
Preferably, the battery tray is arranged on the main body of the battery replacement device in a floating manner through an elastic mounting piece.
In this technical scheme, battery tray passes through elastic mounting spare and trades the electrical equipment main part and is connected, when installing or dismantling battery package from battery tray, the elastic mounting spare of being convenient for takes place elastic deformation in vertical direction to it floats to drive battery tray relatively trades electrical equipment main part.
Preferably, a second accommodating area recessed towards the power exchanging device body is formed in the first positioning element, and the second accommodating area is used for accommodating the first mating piece; a third accommodating area which is sunken towards the switching equipment body is formed in the second accommodating area, and the third accommodating area is used for accommodating the first detection element.
In this technical scheme, the second accommodation area indent of first locating piece, correspondingly, first fitting piece has the evagination, adopts concave-convex structure cooperation, and simple structure is reliable. And first positioning element and first fitting piece adopt concave-convex structure cooperation still to play limiting displacement, and at the in-process that electric vehicle trades the motion of electric equipment main part relatively, after the concave-convex structure block of first fitting piece and first positioning element targets in place, can avoid electric vehicle and trade the electric equipment main part and continue relative motion and damage and trade electric equipment or electric vehicle. The first detection element is arranged in the third accommodation area which is further concave in the second accommodation area, so that the detection result of the first detection element is prevented from being influenced by other parts, and the reliability of the battery replacement equipment is improved. The first detection element is arranged on the first positioning piece, namely on the power replacing device main body, so that the first detection element is connected with parts on the power replacing device main body conveniently.
Preferably, the first detection element is a flat proximity sensor.
In this technical scheme, first detecting element is proximity switch, and in the in-process of first locating piece and first fitting piece relative motion, when first locating piece and first fitting piece cooperation put in place, first detecting element and first fitting piece do not contact, avoid causing the damage to first detecting element. The first detection element is flat, so that space can be saved, the depression of the third accommodating area does not need to be formed too deeply, and the influence on the strength of the first positioning piece is prevented.
Preferably, the number of the first positioning pieces is at least two, and the two first positioning pieces are distributed along the width direction of the main body of the battery replacement device and are respectively located at two sides of the main body of the battery replacement device; the first detection element is at least used for detecting whether one of the first matching piece and the first positioning piece is matched in position.
In this technical scheme, through setting up two at least first locators, and wherein two first locators all have corresponding first fitting piece and first detecting element. The first detection element detects the relative position relationship between the first positioning piece and the first matching piece to obtain the relative position relationship between the battery pack and the power replacing device main body, and detects whether the matching between the first positioning piece and the first matching piece at different positions is in place or not to improve the accuracy of the position relationship information between the battery pack and the power replacing device main body. The two first positioning pieces are distributed along the width direction of the battery replacing device main body and are respectively positioned on two sides of the battery replacing device main body, so that the span between the two first positioning pieces is large, and the obtained relative position information of the battery pack and the battery replacing device main body is more accurate. When the information of one group of the first positioning piece and the first matching piece is failed or fails to be acquired, the relative position information of the battery pack and the power replacing device main body can be acquired through other groups of the first positioning piece and the first matching piece, and the reliability of the power replacing device is improved.
A power swapping station comprises the power swapping device in any one of the above technical solutions and a control device, wherein the control device is connected with the first detection element and/or the second detection element in a communication manner,
the control device is used for judging whether the first matching piece and the first positioning piece are matched in place or not according to a first detection signal of the first detection element;
and/or judging whether the battery tray is positioned at a preset position according to a second detection signal of the second detection element.
In this technical scheme, this trade power station, through adopting above-mentioned trade electrical equipment, when controlgear and first detecting element and second detecting element are all communication connection, whether the battery package that accords with electric vehicle changes the condition through the two sets of different detected signals of first detected signal and second detected signal in order to judge, improves the accuracy that relative position relation judges between each spare part, and then more accurately controls electric vehicle's battery package and changes the process.
Preferably, the power swapping station further comprises a lifting mechanism for lifting the electric vehicle, and the control device is used for controlling the lifting mechanism to work according to the first detection signal and/or the second detection signal.
In the technical scheme, the lifting mechanism lifts the electric vehicle, the electric vehicle can move relative to the battery tray and the battery replacement device main body, and the control device controls the lifting mechanism to work according to the first detection signal and/or the second detection signal so as to form closed-loop control, so that the control of the battery pack replacement process is accurate and reliable.
Preferably, the lifting mechanism comprises a front lifting device for lifting the front wheels of the electric vehicle, and a rear lifting device for lifting the rear wheels of the electric vehicle;
the first detection element and the second detection element are distributed along the length direction of the electric vehicle and are respectively located on two sides of the battery replacing equipment main body, and the control equipment is used for controlling the front lifting device to work according to the first detection signal and controlling the rear lifting device to work according to the second detection signal.
In this technical scheme, electric vehicle's front wheel and rear wheel are gone up and down by preceding lifting device and back lifting device respectively, reduce the requirement to lifting mechanism. The detection signal of the first detection element is used for controlling the lifting of the front wheel, the detection signal of the second detection element is used for controlling the lifting of the rear wheel, the lifting of the front wheel and the lifting of the rear wheel of the electric vehicle are respectively controlled, the accuracy and the reliability of the battery pack replacement process are improved, and the condition that the electric vehicle is not balanced before and after the battery pack replacement is avoided. The first detection element and the second detection element are distributed along the length direction of the electric vehicle and are respectively positioned on two sides of the main body of the battery replacing device, so that the first detection element is as close as possible to the front wheel, and the second detection element is as close as possible to the rear wheel, and the control accuracy of the lifting mechanism is improved.
Preferably, the power conversion station further comprises a height sensor for detecting the lifting height of the electric vehicle, and the height sensor is in communication connection with the control equipment; the control equipment determines whether the first matching piece and the first positioning piece are matched in place or not according to the first detection signal when the electric vehicle is lifted to a preset height on the basis of the detection signal of the height sensor; and/or judging whether the battery tray is positioned at a preset position according to the second detection signal.
In the technical scheme, the height sensor is arranged to detect the lifting position of the electric vehicle, so that the battery pack replacement process is controlled according to the signal of the height sensor. The signal of the height sensor, the first detection signal and the second detection signal can judge whether the relevant part is located at the preset position, and the position of the part is judged according to the first detection signal and/or the second detection signal based on the signal of the height sensor, so that the accuracy and the reliability of position judgment of the part can be improved, and meanwhile, fault detection can be carried out.
A power swapping control method adopts a power swapping station in any one of the above technical solutions, and the power swapping control method includes the following steps:
acquiring the first detection signal and/or the second detection signal;
and when the first matching piece and the first positioning piece are matched in place according to the first detection signal and/or the battery tray is judged to be positioned at a preset position according to the second detection signal, controlling the electric vehicle to stop lifting relative to the battery replacing equipment main body.
In the technical scheme, in the battery pack replacement process, the electric vehicle can lift relative to the battery replacement device main body and the battery tray, and when the position of the part is judged to meet the requirement of battery pack replacement according to the first detection signal and/or the second detection signal, the electric vehicle is controlled to stop lifting relative to the battery replacement device main body so as to avoid equipment damage caused by excessive relative lifting, and the closed-loop control of relative lifting of the battery pack and the battery replacement device main body is realized.
Preferably, the power exchanging station comprises a front lifting device for lifting a front wheel of the electric vehicle, and a rear lifting device for lifting a rear wheel of the electric vehicle; the first detection element and the second detection element are distributed along the length direction of the electric vehicle and are respectively positioned on two sides of the battery replacement equipment main body;
the step of controlling the electric vehicle to stop lifting relative to the battery replacement device main body comprises the following steps:
when the first matching piece and the first positioning piece are matched in place according to the first detection signal, controlling the front lifting device to stop lifting relative to the main body of the battery replacing equipment;
and when the battery tray is judged to be positioned at the preset position according to the second detection signal, controlling the rear lifting device to stop lifting relative to the battery replacing equipment main body.
In the technical scheme, the signal of the first detection element is used for controlling the lifting of the front wheel of the electric vehicle relative to the battery replacing device main body, the signal of the second detection element is used for controlling the lifting of the rear wheel of the electric vehicle relative to the battery replacing device main body, and the lifting of the front wheel and the lifting of the rear wheel are respectively controlled through different signals, so that the accuracy and the reliability of the battery pack replacing process are improved. The first detection element and the second detection element are distributed along the length direction of the electric vehicle and are respectively positioned on two sides of the main body of the battery replacing device, so that the first detection element is as close as possible to the front wheel, and the second detection element is as close as possible to the rear wheel, and the control accuracy of the lifting mechanism is improved.
Preferably, the battery replacement control method further includes the following steps:
acquiring the real-time height of the electric vehicle during lifting;
when the real-time height reaches a preset height at which the electric vehicle is lifted in place, if the first matching piece and the first positioning piece are judged not to be matched in place according to the first detection signal, a first error signal is sent out;
and/or when the real-time height reaches the preset height of the electric vehicle in place, if the battery tray is judged not to be positioned at the preset position according to a second detection signal, sending a second error signal.
In this technical scheme, under normal conditions, when electric vehicle reachd preset height, first fitting piece and first locating component cooperation target in place, and the battery tray also is located preset position. When trading the electric process and breaking down, the existence when electric vehicle reachs and predetermineeing the height, does not detect first fitting piece and first locating part and does not cooperate in place to and/or does not detect the condition that battery tray is located predetermined position, send error signal and can play the warning effect, improve the security of battery package change process.
The utility model discloses an actively advance the effect and lie in:
whether cooperate through first detecting element detection first fitting piece and first locating piece and target in place, whether detect battery tray through second detecting element and be located the preset position, whether change the condition in order to judge the battery package that accords with electric vehicle through two sets of different detected signals, improve the accuracy that relative position relation judges between each spare part, and then control electric vehicle's battery package more accurately and change the process.
Drawings
Fig. 1 is a schematic structural diagram of a battery replacement device according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial structure of a battery replacement device according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a battery replacement device according to an embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is a schematic view of a partial structure of a battery replacement device according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a second detecting element and an adjusting assembly according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a first mating member and a first positioning member according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a first detecting element and a first positioning element according to an embodiment of the present invention;
fig. 9 is a flowchart illustrating steps of a battery swapping control method according to an embodiment of the present invention;
fig. 10 is a flowchart illustrating steps of a power swapping control method according to an embodiment of the present invention.
Description of reference numerals:
a battery swapping device 1000;
a battery replacement device main body 1;
a battery tray 2;
a first positioning member 311, a first detection element 331, a second accommodation region 342, and a third accommodation region 343;
the second positioning member 312, the second fitting member 322, the second detecting element 332, the first receiving region 341, the open end 35, and the guide surface 36;
the adjusting component 4, the mounting plate 41, the waist-shaped hole 411 and the nut 42;
a spring 5;
a first fitting member 62;
length direction L, width direction W, vertical direction Z.
Detailed Description
The present invention is further illustrated by way of the following examples, which are not intended to limit the scope of the invention.
Fig. 1 to 10 are attached drawings provided in an embodiment of the present invention, wherein fig. 1 to 8 are schematic structural diagrams of a battery swapping device, and fig. 9 and 10 are flow charts of steps of a battery swapping control method.
The battery replacement apparatus 1000 is used to replace a battery pack of an electric vehicle. As shown in fig. 1 to 8, the battery replacing apparatus 1000 includes a battery replacing apparatus main body 1, a battery tray 2, a first positioning member 311, a second positioning member 312, a first detecting element 331, and a second detecting element 332.
The battery tray 2 is used for bearing a battery pack; as shown in fig. 1 to 3, the battery tray 2 is of a clip-type structure, and the battery tray 2 is connected to the main body 1 of the battery replacement device in a floating manner through an elastic mounting member, in this embodiment, the floating mounting member specifically includes four springs 5, so that the battery tray 2 can be lifted and lowered relative to the main body 1 of the battery replacement device.
As shown in fig. 7 to 8, a first positioning member 311 is disposed on the power exchanging apparatus main body 1, and the first positioning member 311 is used for cooperating with a first mating member 62 on the electric vehicle to position the electric vehicle; specifically, the first fitting member 62 may be fixed to the chassis or the battery pack of the electric vehicle. The first detecting element 331 is used for detecting whether the first mating member and the first positioning member 311 are mated in place or not, so as to detect whether the relative positions of the battery pack and the battery replacement apparatus main body 1 meet the requirement of battery pack replacement or not. In other embodiments, the first mating member may be disposed in other locations of the electric vehicle.
As shown in fig. 2 to fig. 5, the battery replacing apparatus main body 1 is provided with a second positioning member 312, the battery tray 2 is provided with a second mating member 322 that mates with the second positioning member 312, and the second detecting element 332 is used for detecting a distance between the second positioning member 312 and the second mating member 322 to determine whether the battery tray 2 is located at a preset position. The second detecting member 332 is used to detect whether the battery tray 2 is located at a preset position.
In the process of replacing the battery pack, the battery pack can move relative to the battery replacement device main body 1, and whether the first matching piece and the first positioning piece 311 are matched in place is detected through the first detection element 331 so as to detect whether the relative position between the battery pack and the battery replacement device main body 1 meets the requirement in the process of replacing the battery pack; the battery tray 2 can be lifted relative to the battery replacement device main body 1, and whether the position of the battery tray 2 meets the requirement in the battery pack replacement process is detected through the second detection element 332. In the process of replacing the battery pack, the battery pack of the electric vehicle, the battery tray 2 and the battery replacement device main body 1 can move relatively, whether the battery pack replacement condition of the electric vehicle is met or not is judged through two groups of different detection signals, the accuracy of judging the relative position relation among all parts is improved, and the battery pack replacement process of the electric vehicle is controlled more accurately.
In the present embodiment, the battery tray 2 of the clip type is provided on the battery replacement device main body 1 by floating with the spring 5. In other embodiments, the shape of the battery tray 2 may be different from that of the present embodiment, and the battery tray 2 may also be connected to the battery replacement device main body 1 through other elastic mounting members or through other structures, so that the battery tray 2 can float relative to the battery replacement device main body 1.
In the present embodiment, by providing the second positioning member 312 on the main body of the battery replacing apparatus 1000 and providing the second mating member 322 on the battery tray 2, the second detecting element 332 obtains the relative positional relationship between the main body 1 of the battery replacing apparatus and the battery tray 2 by detecting the relative distance between the second positioning member 312 and the second mating member 322. In other embodiments, the second detecting element 332 may also directly detect the position of the battery tray 2, or indirectly obtain the position information of the battery tray 2 by detecting the positions of other components.
As shown in fig. 7 and 8, the first positioning element 311 has a concave structure, and the first mating element has a convex shape matching the shape of the first positioning element 311. Specifically, the first positioning element 311 is provided with a second accommodating area 342 recessed towards the body of the battery replacing device 1000, and the second accommodating area 342 is used for accommodating a first mating piece; a third receiving area 343 is recessed toward the body of the electrical switching apparatus 1000, and the third receiving area 343 is configured to receive the first detecting element 331.
As shown in fig. 4 and 5, the second positioning member 312 has a concave structure, and the second engaging member 322 has a convex shape matching the shape of the second positioning member 312. Specifically, the second positioning member 312 is provided with a first accommodating area 341 recessed toward the main body of the battery replacement device 1000, and the first accommodating area 341 is used for accommodating the second mating member 322.
The first positioning element 311 is matched with the first matching element, the second positioning element 312 is matched with the second matching element 322 in a concave-convex structure, the structure is simple and reliable, and meanwhile, the concave-convex structure also plays a role in limiting. In the process of replacing the battery pack, after the first mating piece and the concave-convex structure of the first positioning piece 311 are clamped in place, the battery pack and the battery replacement device main body 1 can be prevented from continuously moving relatively to damage the battery replacement device 1000 or the battery pack; after the concave-convex structures of the second mating member 322 and the second positioning member 312 are engaged in place, the battery tray 2 and the battery replacement device main body 1 can be prevented from moving relatively to each other to damage the battery replacement device or the battery pack.
In other embodiments, the first positioning element 311 and the second positioning element 312 may have a male configuration, and the first mating element 322 and the second mating element 322 may have a female configuration. In other embodiments, the first positioning member 311 and the first mating member, and the second positioning member 312 and the second mating member 322 may also adopt other structures besides the concave-convex structure as long as they can be used for detecting the relative positions between the electric vehicle and the battery replacement apparatus 1000 body, the battery tray 2 and the battery replacement apparatus 1000 body.
In this embodiment, the third accommodating area 343 is a further concave area in the second accommodating area 342, and the first detection element 331 is disposed in the third accommodating area 343, so as to avoid other components from affecting the detection result of the first detection element 331, and improve the reliability of the battery swapping apparatus 1000. The first detection element 331 is disposed on the first positioning element 311, that is, on the power switching apparatus main body 1, so that the first detection element 331 is connected to components on the power switching apparatus main body 1. In other embodiments, the position of the first detecting element 331 may also be different from that of the present embodiment, as long as it can detect whether the first positioning element 311 and the first mating element are engaged in place.
As shown in fig. 2, 7 and 8, the second accommodating area 342 of the first positioning element 311 has an open end 35 for the second fitting element 322 to enter, and the inner wall of the second accommodating area 342 near the open end 35 has two guide surfaces 36 disposed obliquely to each other; the two guide surfaces 36 are gradually distant from each other in a direction away from the main body of the charging apparatus 1000.
As shown in fig. 2 and 5, the first receiving area 341 of the second positioning member 312 has an open end 35 for the second fitting member 322 to enter, and the inner wall of the first receiving area 341 near the open end 35 has two guiding surfaces 36 disposed obliquely to each other; the two guide surfaces 36 are gradually distant from each other in a direction away from the main body of the charging apparatus 1000.
The guide surfaces 36 of the open ends 35 of the first and second positioning members 311, 312 are flared outwardly to provide a guide for the male first mating member to fall into the second receiving area 342 of the female first positioning member 311 and the male second mating member 322 to fall into the first receiving area 341 of the female second positioning member 312.
As shown in fig. 4 to 6, the second detecting element 332 is disposed on the battery replacing apparatus main body 1 and is disposed close to the second positioning element 312 along the horizontal direction, and two dimensions in the length direction L and the width direction W in fig. 1 form the horizontal direction; the battery replacement apparatus 1000 further comprises an adjusting assembly 4, wherein the adjusting assembly 4 is used for adjusting the position of the second detecting element 332 relative to the second positioning member 312. The adjusting component 4 comprises a mounting plate 41 and a nut 42, a kidney-shaped hole 411 is formed in the mounting plate 41, a second detecting element 332 is a threaded rod matched with the nut 42, the second detecting element 332 penetrates through the kidney-shaped hole 411, and the second detecting element 332 is fixed on the mounting plate 41 through screwing a bolt.
In this embodiment, the position of the second detecting element 332 is adjustable, and the adjusting assembly 4 is used to adjust the position of the second detecting element 332 relative to the second positioning element 312, so as to adjust the detecting range of the second detecting element 332, and to better adapt to electric vehicles or battery packs of different models. Meanwhile, the second mating member 322 can be prevented from touching the second detecting element 332 during the movement relative to the second positioning member 312 by adjusting the position of the second detecting element 332, so that the second mating member 322 and the battery tray 2 can be prevented from acting on the second detecting element 332 to damage the second detecting element 332.
The adjusting component 4 adopts the screw thread adjustment to realize the position adjustment of the second detecting element 332, the screw thread adjusting mode is simple and reliable, and the screw thread connecting mode has the self-locking function. The second detecting element 332 penetrates through the waist-shaped hole, and the second detecting element 332 can move in the direction perpendicular to the waist-shaped hole, namely, can be adjusted in the length direction L, and can also move in the length direction of the waist-shaped hole, namely, can be adjusted in the vertical direction Z, so that the position of the second detecting element 332 can be adjusted flexibly.
In this embodiment, the second detecting element 332 is movably mounted on the adjusting assembly 4, and when the position of the second detecting element 332 is adjusted, the second detecting element 332 is directly moved to achieve the adjustment, and the adjustment is simple and reliable. In other embodiments, the second detecting element 332 may also be fixed on the adjusting assembly 4, and the second detecting element 332 is moved by moving a part of the adjusting assembly 4 to achieve the adjustment. In other embodiments, the adjusting assembly 4 can also be used to adjust the positions of the second positioning member 312 and the second engaging member 322 to adjust the position of the second detecting element 332 relative to the second positioning member 312.
In the present embodiment, the first detection element 331 and the second detection element 332 are both proximity switch sensors. The first detecting element 331 is a flat proximity sensor, which facilitates the first detecting element 331 to be fixed in the third accommodating area 343 of the first positioning member 311; the first detecting element 331 is flat, and the depth of the third receiving area 343 is set to be shallow so as to completely receive the first detecting element 331, thereby avoiding the influence of the excessive depth of the third receiving area 343 on the strength of the first positioning member. When the first positioning element 311 and the first mating member approach each other, the first detecting element 331 and the first mating member also approach each other, and the distance becomes the predetermined distance, at this time, the first detecting element 331 and the first mating member 62 do not contact, and the first detecting element 331 senses the first mating member and sends a first detecting signal. The second detecting element 332 is a cylindrical proximity sensor, the cylindrical shape is convenient for fixing through a nut and other parts, the second detecting element 332 is specifically a threaded metal inductive switch, the second detecting element 332 and the second positioning piece 312 are both fixed on the battery replacing device main body 1, when the battery tray 2 drives the second fitting piece 322 to be relatively close to the second positioning piece 312, the second fitting piece 322 is also relatively close to the second detecting element 332, and the distance is changed to be a preset distance, the second detecting element 332 senses the second fitting piece 322 and sends a second detecting signal.
In this embodiment, the first detecting element 331 and the second detecting element 332 both adopt proximity switches, and detect and send out a signal when the first mating member 62 does not touch the first positioning member 311 and the first detecting element 331 yet, and the second mating member 322 does not touch the second positioning member 312 and the second detecting element 332 yet, so as to control the battery pack and the battery replacement apparatus 1000 body to stop relative movement after the first detecting element 331 detects that the first mating member is in place, and control the battery tray 2 and the battery replacement apparatus 1000 body to move relative to each other after the second detecting element 332 detects that the battery tray 2 is in a preset position, thereby avoiding damage to the battery replacement apparatus 1000, the battery pack, the first detecting element 331 or the second detecting element 332 due to excessive relative movement.
In other embodiments, the first detecting element 331 and the second detecting element 332 may also be other sensors, such as a contact sensor, a hall sensor, an infrared sensor, etc., as long as the sensors can be used to detect whether the first positioning element 311 and the first mating member are engaged in place, and whether the battery tray 2 is located at a preset position.
When the battery replacing device 1000 in any embodiment is applied to a battery replacing station, the battery replacing station with accurate judgment on the relative position relationship between the parts can be obtained. Please refer to the prior art for how to apply the swapping device 1000 to the swapping station.
As shown in fig. 9, the utility model also provides a trade electric control method for trade the battery package of electric vehicle in the power station and change, including the following step:
s1, acquiring a first detection signal and a second detection signal;
s2, when the first matching piece and the first positioning piece are matched in place according to the first detection signal, or the battery tray is located at a preset position according to the second detection signal, controlling the electric vehicle to stop lifting relative to the battery replacement device main body.
In other embodiments, the electric vehicle may also be controlled to stop lifting relative to the power conversion apparatus main body only according to the first detection signal or only according to the second detection signal, and accordingly, only the first detection signal needs to be acquired in step S1, or only the second detection signal needs to be acquired.
The battery swapping station of this embodiment includes a control device and a lifting mechanism in addition to the battery swapping device 1000 described in this embodiment. The lifting mechanism is used for lifting the electric vehicle, and comprises a front lifting device used for lifting the front wheels of the electric vehicle and a rear lifting device used for lifting the rear wheels of the electric vehicle. In the process of lifting the electric vehicle by the lifting mechanism, the battery pack on the electric vehicle is lifted together with the electric vehicle.
In the present embodiment, when the battery pack is replaced, the longitudinal direction of the battery replacement device corresponds to the longitudinal direction of the electric vehicle. The control device is in communication connection with the first detection element 331 and the second detection element 332, the first detection element 331 and the second detection element 332 are distributed along the length direction of the electric vehicle and are respectively located on two sides of the main body 1 of the battery replacement device, and the control device controls the front lifting device to work according to a first detection signal and controls the rear lifting device to work according to a second detection signal.
Specifically, as shown in fig. 10, when the front wheel of the electric vehicle is lifted to the right, i.e. when the first positioning element 311 and the first mating element are engaged in place, the first detecting element 331 sends a first detecting signal to the control device, and the control device controls the front lifting device to stop lifting after receiving the first detecting signal; when the rear wheel of the electric vehicle is lifted to the right, i.e. when the second positioning member 312 and the second mating member 322 are mated to the right, the second detecting element 332 sends a second detecting signal to the control device, and the control device controls the lifting device to stop lifting after receiving the second detecting signal. The device can avoid the damage of the device caused by the excessive lifting of the front wheels and the rear wheels of the electric vehicle relative to the battery replacing device 1000, and realize the closed-loop control of the relative lifting of the battery pack and the battery replacing device main body 1.
In this embodiment, the front wheels and the rear wheels of the electric vehicle are lifted by the front lifting device and the rear lifting device, respectively, to reduce the requirements for the lifting mechanism. The detection signal of the first detection element 331 is used for controlling the lifting of the front wheels, the detection signal of the second detection element 332 is used for controlling the lifting of the rear wheels, and the lifting of the front wheels and the lifting of the rear wheels of the electric vehicle are respectively controlled, so that the accuracy and the reliability of the battery pack replacement process are improved, and the condition that the electric vehicle is not balanced in the front and the rear to influence the battery replacement is avoided. In other embodiments, the control method of the control device for controlling the front lifting device and the rear lifting device can be different from that of the embodiment.
In the battery pack replacement process, the length direction of the battery replacement device main body 1 corresponds to the length direction of the electric vehicle; the first detection element 331 and the second detection element 332 are distributed along the length direction of the power switching apparatus main body 1 and are respectively located at two sides of the power switching apparatus main body 1, so that the first detection element 331 is as close as possible to the front wheel, and the second detection element 332 is as close as possible to the rear wheel, so as to improve the accuracy of control of the lifting mechanism. In other embodiments, the length direction of the battery replacement device may not correspond to the length direction of the electric vehicle, and it is ensured that the first detection element 331 and the second detection element 332 are close to the front wheel and the rear wheel, respectively, when the battery pack is replaced.
More specifically, as shown in fig. 1 and fig. 2, the number of the first positioning elements 311 and the number of the first detection elements 331 are two, and the two first positioning elements 311 are in one-to-one correspondence, and are distributed along the width direction of the power swapping device main body 1 and respectively located on two sides of the power swapping device main body 1, so that one of the two first detection elements 331 is close to the left front wheel and the other is close to the right front wheel. In other embodiments, the first detecting element 331 corresponds to a rear lifting device, and the second detecting element 332 corresponds to a front lifting device. In other embodiments, the positions of the first detection element 331 and the second detection element 332 on the battery swapping device 1000 may also be different from that of the present embodiment.
In this embodiment, a line connecting two first detecting elements 331 and one second detecting element 332 forms a triangle, the distance of a plane is determined based on three points, the relative movement of the battery pack, the battery tray 2 and the battery replacement device 1000 body is detected by three detecting elements arranged in a triangle, and the most accurate position information is obtained by using the least detecting elements. In other embodiments, the number of the first detection elements 331 and the second detection elements 332 may also be different from that of the present embodiment.
In this embodiment, the control device is connected to the first detection element 331 and the second detection element 332 by wires, and in other embodiments, wireless connection may be used. In other embodiments, the control device may also be communicatively connected only to the first detection element 331 or only to the second detection element 332.
In this embodiment, the power conversion station further includes a height sensor, the height sensor may acquire the lifting height of the electric vehicle by detecting the position of the chassis and/or the lifting mechanism of the electric vehicle, and the height sensor may specifically be a laser sensor or an infrared sensor. The height sensor in this embodiment may include a first height sensor and a second height sensor, wherein the first height sensor is disposed on the front lifting device and is used for detecting the lifting height of the front wheel, and the second height sensor is disposed on the rear lifting device and is used for detecting the lifting height of the rear wheel, that is, the real-time height of the front wheel and the rear wheel of the electric vehicle rising and falling is detected by the first height sensor and the second height sensor. First altitude sensor, second altitude sensor all with controlgear communication connection, specifically be wired connection.
Under normal conditions, when the front wheel of the electric vehicle is lifted to a first preset height, the first matching piece and the first positioning piece 311 are correspondingly matched in place; when the rear wheel of the electric vehicle is lifted to the second preset height, the second engaging member 322 and the second positioning member 312 are engaged in place. In this embodiment, the first preset height and the second preset height have the same value, and in other optional embodiments, the first preset height and the second preset height may also have different values to adapt to a specific vehicle type or a specific battery pack. Specifically, trade the power station and be applicable to different motorcycle types and carry out the battery package and change, to the electric vehicle of different models, also can correspond and set up different height of predetermineeing, perhaps set up the height range of predetermineeing of compatible a plurality of motorcycle types.
In this embodiment, under normal conditions, after the first engaging element and the first positioning element 311 are engaged in place, the first detecting element 331 sends a first detecting signal, the control device controls the front lifting device to stop lifting according to the first detecting signal, and the front wheel does not lift to the first predetermined height. The control device determines whether the first matching piece and the first positioning piece 311 are matched in place or not according to the first detection signal when the front wheel of the electric vehicle is lifted to a first preset height based on the detection signal of the first height sensor; if the front wheel of the electric vehicle is lifted to the first preset height, the control device does not receive a first detection signal that the first matching piece and the first positioning piece 311 are matched in place, and the first detection signal indicates that the lifting mechanism or other parts are in fault, the control device sends a first error signal to warn, and controls the front lifting mechanism to stop lifting, so that the damage to the device caused by the continuous movement of the front lifting device is avoided.
Under normal conditions, after the second matching element 322 and the second positioning element 312 are matched in place, the second detecting element 332 sends a second detecting signal, the control device controls the rear lifting device to stop lifting according to the second detecting signal, and the rear wheel does not lift to the second predetermined height. The control device determines whether the second fitting piece 322 and the second positioning piece 312 are fitted in place according to the second detection signal when the rear wheel of the electric vehicle is lifted to a second preset height based on the detection signal of the second height sensor; if the control device does not receive the second detection signal indicating that the second matching element 322 and the second positioning element 312 are matched in place when the rear wheel of the electric vehicle is lifted to the second preset height, the control device sends a second error signal to warn, controls the rear lifting device to stop lifting, and avoids the damage to the device caused by the continuous movement of the rear lifting device.
In this embodiment, the front wheel and the rear wheel of the electric vehicle are respectively lifted by the front lifting device and the rear lifting device, and accordingly, the first height sensor and the second height sensor are also adopted to respectively detect the real-time heights of the front wheel and the rear wheel, and a first preset height for lifting the front wheel and a second preset height for lifting the rear wheel are set.
In other embodiments, the front wheels and the rear wheels can be lifted by one lifting device or by a plurality of lifting devices; or the lifting mechanism lifts other parts of the electric vehicle, such as the chassis, as long as the lifting of the electric vehicle can be realized to replace the battery pack.
In other embodiments, only one height sensor may be used to detect the lifting height of the front lifting device or the rear lifting device, or the real-time height of the electric vehicle may be indirectly obtained by detecting the positions of other components on the electric vehicle. In the present embodiment, the first preset height and the second preset height are set, and in other embodiments, only one preset height for the electric vehicle to ascend and descend may be set. In other embodiments, the value of the preset height for the lifting of the electric vehicle may also be different from that of the embodiment, and the value of the preset height only needs to prevent the electric vehicle from excessively lifting relative to the battery replacement device 1000.
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 (18)
1. A battery swapping apparatus for replacing a battery pack of an electric vehicle, characterized by comprising:
a battery replacement device main body;
the battery tray is arranged on the battery replacing equipment main body in a floating mode and used for bearing the battery pack;
the first positioning piece is arranged on the battery replacing equipment main body and is used for being matched with a first matching piece on the electric vehicle so as to position the electric vehicle;
a first detecting element for detecting whether the first engaging piece and the first positioning piece are engaged in place;
a second detection element for detecting whether the battery tray is located at a preset position.
2. The battery replacement device as claimed in claim 1, wherein a second positioning member is disposed on the battery replacement device main body, a second mating member is disposed on the battery tray and is mated with the second positioning member, and the second detection element is configured to detect a distance between the second positioning member and the second mating member to determine whether the battery tray is located at a preset position.
3. The battery replacement device as claimed in claim 2, wherein the second fitting member is of a convex or concave structure, and the shape of the second positioning member is matched with the shape of the second fitting member.
4. The battery replacement device as claimed in claim 3, wherein the second positioning member is provided with a first accommodating area recessed towards the battery replacement device body, and the first accommodating area is used for accommodating the second mating member.
5. The battery swapping device of claim 4, wherein: the first accommodating area is provided with an opening end for the second fitting piece to enter, and the inner wall of the first accommodating area is provided with two guide surfaces which are oppositely and obliquely arranged near the opening end;
along keeping away from trade electric equipment body's direction, two the spigot surface is kept away from gradually.
6. The battery replacement device as claimed in claim 2, wherein the second detection element is disposed on the battery replacement device main body and is disposed close to the second positioning member along the horizontal direction, and the second detection element does not contact with the second mating member on the relative movement path of the second mating member and the second positioning member.
7. The charging apparatus as claimed in claim 2, further comprising an adjustment assembly for adjusting a position of the second detection element relative to the second positioning member.
8. The charging apparatus as recited in claim 7 wherein the adjustment assembly is disposed on the charging apparatus body, the second detection element being movably mounted on the adjustment assembly.
9. The battery replacement device as claimed in claim 8, wherein the adjusting assembly comprises a mounting plate and a nut, the second detecting element is provided with an external thread matched with the nut, the mounting plate is provided with a waist-shaped hole, and the second detecting element is arranged in the waist-shaped hole in a penetrating manner and connected with the mounting plate through the nut; the mounting position of the second detection element on the mounting plate can be adjusted along the length direction of the waist-shaped hole.
10. The charging apparatus of claim 1, wherein the second detection element is a cylindrical proximity sensor.
11. The charging apparatus as recited in claim 1 wherein the battery tray is floatingly disposed on the charging apparatus body by a resilient mounting.
12. The battery replacing device as claimed in claim 1, wherein the first positioning element is provided with a second accommodating area recessed towards the battery replacing device body, and the second accommodating area is used for accommodating the first mating piece; and a third accommodating area which is sunken towards the power conversion equipment body is formed in the second accommodating area, and the third accommodating area is used for accommodating the first detection element.
13. The battery swapping device of claim 1, wherein the first detection element is a flat proximity sensor.
14. The battery replacement device according to claim 1, wherein the number of the first positioning members is at least two, and the two first positioning members are distributed along the width direction of the battery replacement device main body and are respectively located at two sides of the battery replacement device main body; the first detection element is at least used for detecting whether one of the first matching piece and the first positioning piece is matched in position.
15. Switching station, characterized in that it comprises a switching device according to any one of claims 1 to 14 and a control device, said control device being communicatively connected to said first detection element and/or said second detection element,
the control device is used for judging whether the first matching piece and the first positioning piece are matched in place or not according to a first detection signal of the first detection element;
and/or judging whether the battery tray is positioned at a preset position according to a second detection signal of the second detection element.
16. The charging station as claimed in claim 15, further comprising a lifting mechanism for lifting the electric vehicle, wherein the control device is configured to control the lifting mechanism to operate according to the first detection signal and/or the second detection signal.
17. The swapping station of claim 16, wherein the lifting mechanism comprises a front lifting device for lifting a front wheel of the electric vehicle and a rear lifting device for lifting a rear wheel of the electric vehicle;
the first detection element and the second detection element are distributed along the length direction of the electric vehicle and are respectively located on two sides of the battery replacement device main body, and the control device is used for controlling the front lifting device to work according to the first detection signal and controlling the rear lifting device to work according to the second detection signal.
18. The swapping station of claim 15, further comprising a height sensor for detecting the elevation height of the electric vehicle, the height sensor being in communication with the control device; the control equipment determines whether the first matching piece and the first positioning piece are matched in place or not according to the first detection signal when the electric vehicle is lifted to a preset height on the basis of the detection signal of the height sensor; and/or judging whether the battery tray is positioned at a preset position according to the second detection signal.
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| CN202221694541.5U CN217863797U (en) | 2022-06-30 | 2022-06-30 | Battery replacing equipment and battery replacing station |
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| CN202221694541.5U CN217863797U (en) | 2022-06-30 | 2022-06-30 | Battery replacing equipment and battery replacing station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024002158A1 (en) * | 2022-06-30 | 2024-01-04 | 奥动新能源汽车科技有限公司 | Battery swapping device, battery swapping station, control method and apparatus, device, and medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024002158A1 (en) * | 2022-06-30 | 2024-01-04 | 奥动新能源汽车科技有限公司 | Battery swapping device, battery swapping station, control method and apparatus, device, and medium |
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