CN217804395U

CN217804395U - Trade electric collet and trade power station

Info

Publication number: CN217804395U
Application number: CN202221091320.9U
Authority: CN
Inventors: 张旭
Original assignee: Spic Yuetong Qiyuan Core Power Technology Co ltd
Current assignee: Spic Yuetong Qiyuan Core Power Technology Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-11-15
Anticipated expiration: 2032-05-06

Abstract

The utility model discloses a trade electric collet and trade power station, trade electric collet is used for trading the battery package at heavy truck trade power station, wherein, trade electric collet and include support and a plurality of locking Assembly, the support is used for bearing the battery package; the locking assemblies are respectively arranged on the front side, the rear side, the left side and the right side of the bracket, each locking assembly comprises a seat body which is detachably arranged on the bracket, a positioning structure which is arranged at the top of the seat body and a locking structure which is arranged at the bottom of the seat body, and the positioning structure is used for horizontally abutting and positioning the battery pack when the seat body extends into the inner side of the battery pack frame; the locking structure is used for vertically buckling and holding the battery pack frame when the battery pack is supported on the support. The utility model discloses when aiming at solving heavy truck battery package and removing in trading the power station, probably there is the damage and charges the joint and rock the big problem of empting of appearing of range even.

Description

Trade electric collet and trade power station

Technical Field

The utility model relates to a heavily block and trade electric technical field, concretely relates to trade and hold and trade power station.

Background

At present, in the field of replacing batteries of electric heavy trucks, a battery pack adopts a quick replaceable structure, and can be replaced in a special replacement station. When the heavy truck needs to replace the battery, the heavy truck firstly runs and is positioned to a battery replacement point of a battery replacement station, under the action of a special battery replacement device, a discharged battery pack is taken down from the heavy truck, transferred to a tray of the battery replacement station, and then the tray bears the battery pack and moves to a charging station for charging. Meanwhile, the other tray carrying the charged battery pack moves to a position below the battery replacing device track, the battery replacing device takes out the charged battery pack and installs the charged battery pack on the electric heavy truck, and the battery replacing requirement of the battery replacing heavy truck is met.

The battery pack is charged, stored and replaced in a manner that the tray moves, the moving direction of the special battery replacing device which needs to be arranged is reduced, the design cost and the control cost are reduced, and the precision of the special battery replacing device is improved. However, in the arrangement, the tray needs to move a certain distance after bearing the battery pack, as is well known, the heavy truck battery pack adopts a vertical frame to bear the battery body, the height of the heavy truck battery pack is high, the gravity center is high, the weight is heavy, the battery pack is required to be accurately placed corresponding to the tray by the special battery replacement device, the battery pack and the tray are required to be fixed and firm on the other hand, the stability of the battery pack in the moving process of the tray can be kept, and the battery pack is prevented from shaking to cause damage. Therefore, a need exists for a tray structure that can achieve the above needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a trade electric collet and trade power station, when aiming at solving heavy truck battery package and removing in trading the power station, probably have to rock the damage and charge the joint and rock the big problem that appears empting of range even.

In order to achieve the above object, the present invention provides a battery replacing collet for carrying a battery pack in a heavy truck battery replacing station, wherein the battery replacing collet comprises a bracket and a plurality of locking components, the bracket is used for supporting the battery pack; the locking assemblies are respectively arranged on the front side, the rear side, the left side and the right side of the bracket, each locking assembly comprises a seat body which is detachably arranged on the bracket, a positioning structure which is arranged at the top of the seat body and a locking structure which is arranged at the bottom of the seat body, and the positioning structure is used for horizontally abutting and positioning the battery pack when the seat body extends into the inner side of the battery pack frame; the locking structure is used for vertically buckling and holding the battery pack frame when the battery pack is supported on the support.

Optionally, the locking structure is rotatably mounted on the base body, and the locking structure includes a driving portion and a locking portion respectively disposed at two sides of a rotation center of the locking structure, the locking portion has a first state of being accommodated inside the base body, and a second state of being rotated to protrude horizontally from the base body and being fastened to a bottom frame of the battery pack; the driving part horizontally protrudes out of the seat body and is used for downwards propping and pushing the driving part in the process of placing a battery pack on the battery replacing bottom support so as to drive the locking part to rotate from the first state to the second state.

Optionally, one end of the driving portion, which is far away from the locking portion, is rotatably provided with a bearing plate for fitting the bottom of the battery pack.

Optionally, an avoidance groove is concavely arranged at the upper end of the bracket corresponding to the bearing plate;

when the locking part is in the second state, the bearing plate is accommodated in the avoiding groove, so that the lower end of the battery pack is abutted against the support, and the locking part and the support vertically clamp the battery pack frame.

Optionally, an elastic member is disposed between the avoiding groove and the pressure bearing plate, and the elastic member is used for abutting against the pressure bearing plate to maintain the locking portion in the first state.

Optionally, the top of the seat body is disposed obliquely toward the inner side of the bracket, and the positioning structure is disposed obliquely corresponding to the seat body to guide the battery pack frame to be placed corresponding to the bracket.

Optionally, the positioning structure includes a plurality of positioning members rotatably mounted on the base to form an inclined surface of the base.

Optionally, the stent comprises:

the bottom of the base is provided with a guide rail matched with a replacing station track, and the top of the base is provided with a plurality of first elastic buffer parts; and the number of the first and second groups,

the support frame, set up in the base, and be located a plurality of elastic buffer's top, locking Assembly install in support frame inboard all around.

Optionally, the middle part of support frame is provided with a buffering platform, buffering platform with be provided with a plurality of second elastic buffer between the support frame, the buffering platform is used for installing the battery package joint that charges.

The utility model also provides a trade power station, trade the power station and include trading the power collet, trade the power collet and include the support and a plurality of locking Assembly, the support is used for bearing the battery package; the locking assemblies are respectively arranged on the front side, the rear side, the left side and the right side of the support, each locking assembly comprises a seat body which is detachably arranged on the support, a positioning structure which is arranged at the top of the seat body and a locking structure which is arranged at the bottom of the seat body, and the positioning structure is used for horizontally abutting and positioning the battery pack when the seat body extends into the inner side of the battery pack frame; the locking structure is used for vertically buckling and holding the battery pack frame when the battery pack is supported on the support.

The technical scheme of the utility model, both sides and the left and right sides all set up at least one around the support lock the subassembly, lock the subassembly the pedestal be used for with the connection can be dismantled to the support, is convenient for lock the maintenance and the change of subassembly. The positioning structure and the locking structure are integrally arranged, the volume utilization rate of the seat body is increased, and meanwhile, the positioning structure and the locking structure can be synchronously fixed through the fixation of the seat body, so that the installation, the removal and the replacement operation are convenient. The top of the seat body is provided with the positioning structure, so that in the process of descending the battery pack and placing the battery pack on the support, the positioning structure gradually extends into the battery pack frame, when the battery pack has certain deviation relative to the support, the battery pack frame is in contact with the corresponding positioning structure, and the battery pack is guided by the positioning structure in the process of continuing descending so as to correct the deviation of the battery pack. Based on all be provided with around the support locking Assembly, promptly all be provided with around the support location structure can correct the skew of location battery package in the horizontal direction, makes the battery package location place in on the support, when control different battery package are located on the support atress is unanimous and balanced, keeps the stable support state of support to guarantee the stability of battery package. Furthermore, the bottom of pedestal is provided with the locking structure, works as after location structure accomplishes the level to the location, the battery package continues to descend to place in on the support, the locking structure stretches out and detains in battery package frame construction from the pedestal to restrict the activity of battery package vertical direction, avoid the battery package rocks when trading the battery collet removes in trading the power station, can avoid its damage to charge the joint and topple over even.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of a battery changing bottom support provided by the present invention;

FIG. 2 is a schematic cross-sectional view of the charging shoe of FIG. 1 at a fore-aft set of locking assemblies;

FIG. 3 is a schematic cross-sectional view of the charging shoe of FIG. 1 at a left-right disposed locking assembly;

FIG. 4 is a schematic partial cross-sectional view of the latch structure of FIG. 1 in a first state;

fig. 5 is a partial cross-sectional view of the latch structure of fig. 1 in a second state.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Battery changing bottom support	124	Second elastic buffer
1	Support frame	2	Locking assembly
				11	Base seat	21	Seat body
111	Guide rail	22	Positioning structure
				112	First elastic buffer	221	Locating piece
12	Supporting frame	23	Locking structure
				121	Dodging groove	231	Driving part
122	Elastic piece	2311	Bearing plate
				123	Buffering platform	232	Locking part

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The charging storage and the battery replacement taking-out of the battery pack are achieved through the tray moving mode, the moving direction required to be set by the special battery replacement device is reduced, the design cost and the control cost are reduced, and the precision of the special battery replacement device is improved. However, in this arrangement, the tray needs to move a certain distance after carrying the battery pack, and as is well known, the battery pack for heavy trucks uses a vertical frame to carry the battery body, and its height is high, which makes the center of gravity high and the weight heavy,

the battery pack is required to be accurately placed on the tray by the aid of the special battery replacing device, the battery pack is required to be fixedly and firmly fixed to the tray by the aid of the special battery replacing device, stability of the battery pack in the tray moving process can be kept, and damage caused by shaking of the battery pack is avoided. Therefore, a need exists for a tray structure that can achieve the above needs.

In view of this, the utility model provides a trade electric collet, fig. 1 to fig. 5 are the utility model provides an embodiment of trade electric collet, the following will combine specific figure to explain trade the electric collet.

Referring to fig. 1 to 5, the battery replacing base 100 is used for carrying a battery pack in a heavy truck replacing station, the battery replacing base 100 includes a bracket 1 and a plurality of locking components 2, the bracket 1 is used for supporting the battery pack; the plurality of locking assemblies 2 are respectively arranged on the front side, the rear side, the left side and the right side of the bracket 1, each locking assembly 2 comprises a seat body 21 which is detachably arranged on the bracket 1, a positioning structure 22 which is arranged on the top of the seat body 21, and a locking structure 23 which is arranged at the bottom of the seat body 21, and the positioning structure 22 is used for horizontally abutting and positioning a battery pack when the seat body 21 extends into the inner side of a battery pack frame; the locking structure 23 is used for vertically buckling and holding the battery pack on the battery pack frame when the battery pack is supported on the bracket 1.

The technical scheme of the utility model, both sides and the left and right sides all set up at least one around support 1 locking subassembly 2, locking subassembly 2 pedestal 21 be used for with support 1 can dismantle the connection, is convenient for locking subassembly 2's maintenance and change. Location structure 22 with locking structure 23 an organic whole sets up, has increased pedestal 21 volume utilization ratio, simultaneously location structure 22 with locking structure 23 passes through pedestal 21 is fixed can synchronous fixed, is convenient for install and demolish the change operation. The positioning structure 22 is arranged at the top of the seat body 21, so that in the process of descending and placing the battery pack on the support 1, the positioning structure 22 gradually extends into the battery pack frame, when the battery pack has a certain deviation relative to the support 1, the battery pack frame is in contact with the corresponding positioning structure 22, and the battery pack is guided by the positioning structure 22 in the process of continuously descending so as to correct the deviation of the battery pack. Based on all be provided with around support 1 locking Assembly 2, promptly support 1 all is provided with around location structure 22 can correct the skew of location battery package on the horizontal direction, makes the battery package location place in on support 1, when control different battery package are located on support 1 the unanimous and balanced stress of support 1 keeps the stable support state of support 1 to guarantee the stability of battery package. Further, the bottom of the base body 21 is provided with the locking structure 23, when the positioning structure 22 finishes horizontal positioning, the battery pack continues to descend to be placed on the support 1, and the locking structure 23 extends out of the base body 21 and is buckled on the battery pack frame structure to limit the movement of the battery pack in the vertical direction, so that the battery pack is prevented from shaking when the battery changing bottom support 100 moves in the battery changing station, and the battery pack is prevented from damaging the charging connector and even from toppling over.

Specifically, the locking structure 23 is rotatably mounted on the base body 21, and the locking structure 23 includes a driving portion 231 and a locking portion 232 respectively disposed at two sides of a rotation center thereof, the locking portion 232 has a first state of being accommodated inside the base body 21, and a second state of being rotated to horizontally protrude from the base body 21 and being fastened to a bottom frame of a battery pack; the driving portion 231 is horizontally protruded from the base 21, and is configured to downwardly support and push the driving portion 231 to drive the locking portion 232 to rotate from the first state to the second state in a process of placing the battery pack on the battery changing bottom bracket 100. The locking structure 23 may be a horizontally moving pin rod driven by a driving device, and the pin rod may extend out of the seat 21 to lock the battery pack frame; the locking structure 23 may also be a rotatable buckle driven by the driving device, and the buckle is rotatably clamped to the battery frame to lock the battery frame. Above all can realize locking structure 23 install in pedestal 21, and with location structure 22 is integrative sets up, and the effect of restriction battery package up-and-down motion, but it all needs to use extra power supply to move the drive, has the use of the energy on the one hand, and on the other hand has drive arrangement unusual not to start, leads to the battery package not by the condition of locking. In this embodiment, the locking device is rotatably mounted on the seat body 21 by a buckle structure, and the locking device is rotated by the self weight of the battery pack to lock the battery pack in the vertical direction, specifically, a cavity is provided at the bottom of the seat body 21, and the locking device includes the driving portion 231 and the locking portion 232 mounted in the cavity, and of course, the locking device may also be mounted on one side of the seat body 21, but mounted in the cavity of the seat body 21, so that the space occupied by the locking assembly 2 can be reduced. Locking portion 232 is in during the first state, locking portion 232 is located in the pedestal 21, does not stretch out pedestal 21 can not contact with the battery package in the battery package decline process, drive portion 231 is in this moment and stretches out pedestal 21 and the state of perk that makes progress. The battery pack continues to descend until being abutted against the driving portion 231, the driving portion 231 is pushed to rotate downwards around the rotation center of the driving portion, at the moment, the locking portion 232 synchronously rotates around the rotation center of the locking portion to be close to the battery pack until the battery pack contacts the support 1 and is supported by the support 1, and at the moment, the locking portion 232 is buckled on a support framework at the lowest layer of the frame of the battery pack to limit the vertical movement of the battery pack. Above setting, locking structure 23 need not to set up extra power drive, can accomplish locking portion 232 buckle to battery package, and is spacing to the battery package. Although the effective limiting force of the limiting mode is small, the battery pack can be prevented from shaking in the moving process, and meanwhile, when the battery pack is lifted, the lifting force is enough, and the locking part 232 can be released from the buckling state, namely the second state.

Further, one end of the driving portion 231, which is far away from the locking portion 232, is rotatably provided with a pressure bearing plate 2311 for attaching to the bottom of the battery pack. The bearing plate 2311 is arranged on the driving plate to be attached to the bottom of the battery pack, so that the bearing part can be attached to the bottom of the battery pack all the time in the rotating process of the driving part 231, and the stress of the driving part 231 in the rotating process is more balanced and stable. Meanwhile, the driving portion 231 does not need to abut against the bottom of the battery pack, i.e., the driving portion 231 does not move relative to the bottom of the battery pack to cause abrasion, so that the service life of the driving portion 231 is prolonged. In addition, the area of the pressure bearing plate 2311 is large, so that the problem that the driving part 231 is separated from the lower part of the battery pack, and locking cannot be performed or even the locking device is damaged is avoided.

In addition, an avoidance groove 121 is concavely formed at the upper end of the bracket 1 corresponding to the pressure bearing plate 2311; when the locking part 232 is in the second state, the pressure bearing plate 2311 is accommodated in the avoiding groove 121, so that the lower end of the battery pack abuts against the bracket 1, and the locking part 232 and the bracket 1 vertically clamp the battery pack frame. The support 1 is provided with the avoiding groove 121, so that when the battery pack descends to the upper end surface of the support 1 and is supported by the support 1, the driving part 231 and the pressure bearing plate 2311 are accommodated in the avoiding groove 121. With the arrangement, on one hand, the battery pack is prevented from being directly carried by the driving part 231, and the requirement on the pressure-bearing capacity of the driving part 231 is high, so that the cost is high; on the other hand, the battery pack is prevented from being supported by the plurality of driving parts 231 in a dotted distribution, so that the battery pack is supported by the end face of the bracket 1, and the stability of placing the battery pack is ensured.

Further, an elastic member 122 is disposed between the avoiding groove 121 and the bearing plate 2311, and the elastic member 122 is configured to abut against the bearing plate 2311 to maintain the locking portion 232 in the first state. When the battery pack is taken down from the bracket 1, the locking part 232 is driven to be separated from the second state, but when the battery pack is completely separated, the locking part 232 may not return to the first state, even the locking part 232 may extend out of the base body 21, under the condition, when the next battery pack is placed on the bracket 1, the battery pack can preferentially contact with the locking part 232, so that the locking part 232 is damaged, and even the battery pack is toppled. Therefore, in the present embodiment, the elastic member 122 is disposed in the avoiding groove 121 of the bracket 1 for supporting the driving portion 231 and maintaining the locking portion 232 in the second state, so as to avoid the above possible situation. Specifically, the elastic member 122 may be configured as a spring or an elastic rubber member, and the elastic member 122 is configured as a spring in this embodiment, so that the structure is simple, the price is low, and the arrangement is convenient.

In addition, the top of the seat 21 is disposed obliquely toward the inner side of the rack 1, and the positioning structure 22 is disposed obliquely corresponding to the seat 21 to guide the battery pack frame to be placed corresponding to the rack 1. The top of the base 21 is set to be an inclined structure to increase the area of the positioning structure 22 on the horizontal plane, i.e. a larger tolerance in the battery pack placement process can be obtained. Specifically, if the seat body 21 is not disposed in an inclined manner, the battery pack may be directly abutted against the top of the seat body 21 after being deviated to a certain extent, and thus the battery pack cannot be placed. The top of the base 21 is inclined, although there is a certain degree of deviation of the battery pack, the battery pack cannot be placed, but the degree of deviation is larger than that of the base 21 which is not inclined, so that the tolerance is larger, the battery pack can be placed more conveniently, and the accuracy of the battery pack after being positioned by the positioning structure 22 is not affected.

Further, the positioning structure 22 includes a plurality of positioning members 221 rotatably mounted on the seat body 21 to form an inclined surface of the seat body 21. The positioning structure 22 can be directly set as an inclined plane of the seat body 21, and the battery pack abuts against the inclined plane and slides along the inclined plane to complete positioning correction of the battery pack, but in such an arrangement, the surface of the battery pack and the positioning structure 22 is in sliding friction, and the friction force is large, so that the service life of the positioning structure 22 is short, and further the cost of the positioning structure 22 is high. In this embodiment, the sliding friction between the positioning structure 22 and the battery pack is adjusted to be rolling friction, specifically, the positioning structure 22 is configured to be rotatably installed on the plurality of positioning members 221 of the base body 21, the plurality of positioning members 221 are installed along the top of the base body 21 in an inclined manner to form an inclined surface of the base body 21, after the battery pack contacts the positioning members 221, the battery pack continues to descend, and the positioning members 221 roll relative to the contact surface of the battery pack along with the descending of the battery pack, so that the friction between the positioning members 221 and the battery pack is small, and the service life of the battery pack is prolonged. In addition, the positioning element 221 is arranged in a plurality of single detachable units, and when one positioning element 221 is damaged, the positioning element is only required to be detached and replaced, so that the maintenance is facilitated.

In addition, the bracket 1 comprises a base 11 and a support frame 12, wherein a guide rail 111 used for being matched with a rail of a power station is arranged at the bottom of the base 11, and a plurality of first elastic buffer parts 112 are arranged at the top of the base; the support frame 12 set up in the base 11, and be located a plurality of elastic buffer's top, locking Assembly 2 install in support frame 12 inboard all around. The battery package is great in quality, and when the hoist and mount were placed, if the hoist and mount transfer speed was too fast, the battery package with trade to have certain impact between the battery collet 100, probably lead to trade battery collet 100 and damage or battery package inner structure harms, though steerable hoist and mount process makes the battery package transfer more gently, still the control process is unusual can appear. In this embodiment, the support 1 is configured as a double-layer structure, that is, the base 11 and the support frame 12 are in contact with a battery pack through the support frame 12, and are matched with a battery replacement station rail through the guide rail 111 on the base 11, and then a plurality of first elastic buffer members 112 are disposed between the support frame 12 and the base 11, so that when the battery pack is in contact with the support frame 12, the support frame 12 has a certain pressing buffer distance, thereby avoiding a problem of large impact when the battery pack is in contact with the support frame 12, and further avoiding damage to the battery pack or the support 1. As is well known, the supporting frame 12 is disposed on the base 11, and in order to maintain the stability of the battery pack, the supporting frame 12 can only be disposed to move up and down relative to the base 11, so that a rib is disposed on the edge of the base 11 and extends upward to block and limit the movement of the supporting frame 12 in the horizontal direction.

In addition, the middle part of support frame 12 is provided with a buffering platform 123, buffering platform 123 with be provided with a plurality of second springy cushioning spare 124 between the support frame 12, buffering platform 123 is used for installing the battery package joint that charges. In the process of transferring the battery pack, a charging connector on the battery changing base 100 needs to be in butt joint with a charging interface on the battery pack, generally, a positioning device is arranged between the charging connector and the charging interface, the charging connector and the charging interface need to be subjected to fine adjustment offset and butt joint in the positioning process of the positioning device, the charging connector is arranged on the buffer platform 123, so that the butt joint of the charging interface and the charging connector can be started to be performed in the process of transferring the battery pack, and when the battery pack is completely placed on the support 1, the butt joint of the charging connector and the charging interface is also completed. With this avoid the battery package to charge under the condition that has small skew between the interface and the joint that charges, the battery package is transferred and is made the interface that charges direct with be fixed in the joint butt that charges on the support 1, the battery package weight direct action is in the interface that charges and the butt of the joint that charges here and is held the interface extrusion slip that charges that promotes the battery on wrapping, and then slides in the joint that charges and accomplish the butt joint, and it is big to the butt department damage of the interface that charges with the joint that charges, influences life.

It should be noted that the first elastic buffer 112 and the second elastic buffer 124 may be configured to have the same structure, or may be configured to have different structures. In addition, the first elastic buffer 112 and the second elastic buffer 124 may be made of elastic rubber, a cushion pad, a spring, or the like.

Furthermore, at least two positioning columns extending vertically are horizontally arranged on the support frame 12 at intervals of the buffering platform 123, and are used for being inserted into the positioning holes of the battery pack frame to guide the battery pack charging holes to be in positioning coupling with the charging connectors. Based on the above charge the interface with charge under the condition that the joint needs accurate butt joint set up two at least vertical on the support frame 12 the reference column, through reference column and the locating hole location on the battery package frame to reduce the skew between the interface that charges and the joint that charges, and then avoid charging the interface and the butt between the joint that charges, prolong its life.

The utility model also provides a trade the power station, trade the power station including trading electric collet 100, trade the concrete structure of electric collet 100 and refer to above-mentioned embodiment. Since the power swapping station adopts all the technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.

Specifically, the using process of the power exchanging station includes that a heavy truck needing power exchanging firstly runs to a designated position of the power exchanging station, the power exchanging station starts a power exchanging process, a hoisting device moves to the position above a heavy truck battery pack, the battery pack is taken down, an empty battery pack is conveyed to a power exchanging bin and placed on a power exchanging base support 100 which moves to the operation track of the hoisting device, the power exchanging base support 100 bears the empty battery pack and moves back to a charging position, the other power exchanging base support 100 bears a full battery pack and moves to the operation track of the hoisting device, the hoisting device moves back to the position above a battery pack mounting position of a waiting heavy truck after taking the full battery pack down, the position below the full battery pack is fixed to the power exchanging heavy truck, and the hoisting device returns to an initial waiting position to complete the power exchanging process of the power exchanging heavy truck.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a trade electric collet for it bears battery package to trade power station at heavily blocking, its characterized in that includes:

the bracket is used for supporting the battery pack; and (c) a second step of,

the locking assemblies are respectively arranged on the front side, the rear side, the left side and the right side of the bracket, each locking assembly comprises a seat body which is detachably arranged on the bracket, a positioning structure which is arranged at the top of the seat body and a locking structure which is arranged at the bottom of the seat body, and the positioning structure is used for horizontally abutting and positioning the battery pack when the seat body extends into the inner side of the battery pack frame; the locking structure is used for vertically buckling and holding the battery pack frame when the battery pack is supported on the support.

2. The battery changing shoe as claimed in claim 1, wherein the locking structure is rotatably mounted on the base, and the locking structure comprises a driving portion and a locking portion respectively disposed at two sides of a rotation center thereof, the locking portion having a first state accommodated in the base and a second state rotatably protruding out of the base in a horizontal direction and locking a bottom frame of a battery pack; the driving part horizontally protrudes out of the seat body and is used for downwards propping and pushing the driving part in the process of placing a battery pack on the battery replacing bottom support so as to drive the locking part to rotate from the first state to the second state.

3. The battery changing bottom bracket as claimed in claim 2, wherein a pressure bearing plate is rotatably mounted at an end of the driving portion away from the locking portion for engaging with a bottom of a battery pack.

4. The battery changing bottom bracket as claimed in claim 3, wherein an avoiding groove is concavely formed at the upper end of the bracket corresponding to the pressure bearing plate;

5. The battery changing bottom bracket as claimed in claim 4, wherein an elastic member is disposed between the avoiding groove and the pressure bearing plate, and the elastic member is used for abutting against the pressure bearing plate to maintain the locking portion in the first state.

6. The battery changing bottom bracket as recited in claim 1, wherein a top of the base is disposed obliquely toward an inner side of the bracket, and the positioning structure is disposed obliquely corresponding to the base to guide the battery pack frame to be placed corresponding to the bracket.

7. The battery swap shoe as defined in claim 6, wherein the positioning structure comprises a plurality of positioning members pivotally mounted to the housing to form the angled surface of the housing.

8. The charging shoe of claim 1, wherein the bracket comprises:

the bottom of the base is provided with a guide rail matched with a power station track, and the top of the base is provided with a plurality of first elastic buffer parts; and (c) a second step of,

9. The battery changing bottom bracket as claimed in claim 8, wherein a buffering platform is disposed in the middle of the supporting frame, a plurality of second elastic buffers are disposed between the buffering platform and the supporting frame, and the buffering platform is used for mounting a charging connector of a battery pack.

10. A charging station comprising a charging shoe as claimed in any one of claims 1 to 9.