CN218536329U - Battery replacing vehicle - Google Patents

Abstract

The utility model provides a trade electric vehicle, include: the automobile body, the quick change support is connected in the automobile body, and a plurality of locking mechanism connect in the quick change support along vehicle width direction's both sides and/or length direction's both sides to the interval sets up, and the battery package has with a plurality of locking pieces of locking mechanism assorted, and is a plurality of the locking piece is through along vertical direction with bolt locking mode with a plurality of locking mechanism cooperates, makes the battery package with bolt locking mode connect in the bottom of quick change support. The utility model discloses a lock piece and locking mechanism with bolt locking mode cooperation and along vertical articulate the battery package to the quick change support, the connected mode of vertical articulate makes to trade the electrical equipment only need follow vertical lift battery package to quick change support below predetermined height can, simplified the locate mode of battery package installation to it is more firm to make battery package and quick change leg joint, has saved battery package installation time and has reduced the running cost of battery package installation or dismantlement.

Description

Battery replacing vehicle

The present application claims priority from chinese patent application 2022108370942 filed on 2022, 07, 15. The present application refers to the above-mentioned chinese patent application in its entirety.

Technical Field

The utility model relates to a vehicle trades electric technical field, in particular to trade electric vehicle.

Background

The existing battery replacement vehicle is more and more popular with consumers, the battery replacement vehicle needs to be charged after electric energy is used up, and due to the limitation of the existing battery technology and charging technology, the charging of the battery replacement vehicle needs to take a long time when being fully charged, which is not as simple and fast as the direct refueling of an automobile. Therefore, in order to reduce the waiting time of the user, it is an effective means to replace the battery when the electric energy of the battery replacement vehicle is quickly exhausted. At present, with the market share and the use frequency of the battery replacement vehicle becoming higher and higher, in addition to the small-sized vehicle adopting the storage battery as the driving energy, the large-sized vehicle (such as a heavy truck and a light truck) also starts to gradually and widely apply the battery quick-change technology.

In the process of disassembling and assembling the whole battery pack on the battery replacing vehicle, because the whole battery pack is large in size, the number of corresponding locking mechanisms is large, the difficulty of locking and unlocking all the locking mechanisms simultaneously is relatively high, and the bearing requirement and the precision requirement of the battery replacing equipment are high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a trade electric vehicle in order to overcome at least one in the defect of prior art.

The utility model discloses an above-mentioned technical problem is solved through following technical scheme:

an electric vehicle comprising:

the vehicle body is provided with a plurality of wheels,

a quick-change bracket connected with the vehicle body,

a plurality of locking mechanisms which are connected with two sides of the quick-change bracket along the width direction of the vehicle body and/or two sides of the quick-change bracket along the length direction and are arranged at intervals,

the battery pack is provided with a plurality of locking pieces matched with the locking mechanisms, and the locking pieces are matched with the locking mechanisms in a bolt locking mode along the vertical direction, so that the battery pack is connected to the bottom of the quick-change support in the bolt locking mode.

The battery pack is lifted upwards to a position after the battery pack is placed, the locking mechanism positioned on the side of the vehicle body is connected with the locking piece to realize fixation, namely the X-direction and/or Y-direction limitation of the battery pack after connection is realized synchronously, the stability of the battery pack after connection is improved, the X-direction and/or Y-direction limitation of the battery pack is realized on the basis of simplifying the installation of the battery pack in the connection mode, the X-direction and/or Y-direction limitation of the battery pack is realized, the structure that a limiting part needs to be additionally arranged after the battery pack is fixedly connected is simplified, the installation time of the battery pack is saved, and the operation cost of installing or disassembling the battery pack is reduced.

In addition, locking piece passes through vertical locking or unblock battery package along with locking mechanism through the bolt locking mode, and bolt locking mode easy operation, locking reliability is high, compares in traditional joint formula locking mode, and the bolt locking is favorable to reducing the wearing and tearing between locking piece and the locking mechanism, is favorable to improving the reliability and the durability of structure. Preferably, the bolt locking mode structure comprises the locking piece and the locking mechanism; the locking piece comprises a bolt and the locking mechanism comprises a nut, or the locking piece comprises a nut and the locking mechanism comprises a bolt; the bolt and the nut are detachably connected to independently lock the battery pack on the quick-change support.

Among the above-mentioned technical scheme, realize the battery package and trade the bolt locking between the electric vehicle through the cooperation between bolt and the nut, the locking mode is simple and convenient, is favorable to improving locking efficiency.

Preferably, the bolt is arranged on the battery pack, and the nut is arranged on the quick-change bracket; or the nut is arranged on the battery pack, and the bolt is arranged on the quick-change bracket.

In the technical scheme, one of the bolt and the nut is arranged on the battery pack, and the other is arranged on the quick-change bracket on the battery replacement vehicle, so that the battery pack is connected with the battery replacement vehicle through the matching of the bolt and the nut.

Preferably, the bolt or the nut is arranged in the middle of the battery pack, and the bolt or the nut penetrates through the battery pack.

The structure is arranged, and the stability of connection of the battery pack and the battery replacing vehicle is ensured.

Preferably, the bolt or the nut is connected to the battery pack in a floating mode; or the bolt or the nut is in floating connection with the quick-change bracket.

Above-mentioned structural arrangement, the connection of floating can reduce and trade the electric vehicle and receive to turn to the distortion or the moment of torsion or the vibrations transmission to quick change support when jolting, and then makes quick change support receive the influence reduction of moment of torsion or vibrations.

Preferably, the locking member or the locking mechanism further comprises a fixed base, and the nut is connected to the fixed base in a floating manner.

Above-mentioned structure sets up, through fixed baseplate and quick change support or car roof beam fixed connection in order to improve the area of contact of lock piece or locking mechanism and quick change support or car roof beam, and then promote the stability after connecting the battery package.

Preferably, the bolt includes a threaded portion provided with a thread and used to be threadedly coupled with the nut, and a coupling portion.

Among the above-mentioned technical scheme, the bolt passes through screw thread portion and nut threaded connection, guarantees the fastness of connecting.

Preferably, the locking mechanism or the locking member further includes a lock housing, and the bolt is disposed in the lock housing and can be vertically lifted or rotated relative to the lock housing.

Above-mentioned structure sets up, through the moving direction of lock shell restriction bolt, realizes along vertical connection battery package and guarantees the precision of battery package when connecting on quick change support or car roof beam through lock piece and locking mechanism.

Preferably, the structure of the bolt locking manner further comprises a rotation-preventing and retaining structure connected to the bolt and/or the nut to prevent relative rotational movement between the bolt and the nut.

Above-mentioned structure sets up, has avoided lock piece and locking mechanism cooperation to produce the relative rotation through preventing changeing stopping structure, and then has guaranteed the battery package and has traded the stability that electric vehicle is connected.

Preferably, the anti-rotation retaining structure comprises a first anti-rotation part and a second anti-rotation part;

the first anti-rotation part is sleeved on the outer peripheral side of the second anti-rotation part and connected to the battery pack or the battery replacement vehicle;

the second anti-rotation part is sleeved on the connecting part of the bolt and used for switching between a first position and a second position under the action of external force;

when the second anti-rotation part is located at the first position, the outer peripheral wall of the second anti-rotation part is clamped with the inner peripheral wall of the first anti-rotation part;

when the second anti-rotation part is located at the second position, the second anti-rotation part is separated from the first anti-rotation part along the axial direction of the bolt.

In the technical scheme, the first anti-rotation part plays a role in connection and positioning; the external driving mechanism applies acting force along the axial direction of the bolt to the second anti-rotation part, so that the second anti-rotation part moves from the first position to the second position, the second anti-rotation part located at the second position can rotate freely, the bolt connected with the second anti-rotation part is driven to rotate, the bolt and the nut are locked or unlocked, after locking or unlocking operation is completed, the second anti-rotation part is driven to the first position from the second position, the second anti-rotation part is connected with the first anti-rotation part in a clamping mode, the position of the second anti-rotation part is fixed, and the bolt cannot rotate any more.

Preferably, the first rotation-preventing part is an inner gear ring, the second rotation-preventing part is an outer gear ring, and the inner gear ring is sleeved on the outer peripheral side of the outer gear ring; when the second rotation preventing part is located at the first position, the gear teeth of the inner gear ring are clamped with the gear teeth of the outer gear ring.

According to the technical scheme, the first anti-rotation part and the second anti-rotation part are clamped through the engagement of the inner gear ring and the outer gear ring, and the first anti-rotation part limits the rotation of the bolt by limiting the rotation of the second anti-rotation part.

Preferably, the first rotation preventing member further includes an inner flange extending from an inner circumferential wall of the ring gear to a radially inner side of the ring gear; when the second anti-rotation piece is located at the first position, one end, far away from the bolt, of the second anti-rotation piece is abutted to the inner flange.

Among the above-mentioned technical scheme, the setting of inner flange can prevent changeing the removal of piece in first commentaries on classics piece spacing to the second, avoids the second to prevent changeing the piece and keeps away from the one end slippage of nut from first commentaries on classics piece.

Preferably, the connecting portion of the bolt extends into the second anti-rotation member, one of the outer peripheral wall of the connecting portion and the inner peripheral wall of the second anti-rotation member is provided with vertical grooves distributed annularly, and the other one of the outer peripheral wall of the connecting portion and the inner peripheral wall of the second anti-rotation member is provided with protrusions distributed annularly and matched with the vertical grooves.

Among the above-mentioned technical scheme, realize the bolt and the second through erecting groove and bellied cooperation and prevent changeing being connected of piece to can restrict the bolt and prevent changeing the rotation of piece for the second, guarantee the stability of connecting.

Preferably, the locking piece further comprises a lock shell, and the bolt is arranged in the lock shell and can vertically lift or rotate relative to the lock shell;

the anti-rotation retaining structure also comprises an elastic piece;

the first anti-rotation part, the second anti-rotation part and the elastic part are all arranged in the lock shell;

the two ends of the elastic piece are respectively abutted against the lock shell and the second anti-rotation piece, and the elastic piece is used for applying acting force to the second anti-rotation piece to enable the second anti-rotation piece to be reset to the first position from the second position.

Among the above-mentioned technical scheme, when the second prevents that the part removes to the direction that is close to the nut along the bolt axial, the elastic component pressurized and produce compression displacement, when preventing that the part accomplishes the locking or the unblock back of bolt and nut through the second, under the effect of the restoring force of elastic component, the second prevents that the part resets to the primary importance and realizes the joint with the first part that prevents changeing, and then no longer rotates, realizes preventing to change the function to the bolt.

Preferably, a plurality of the locking pieces are arranged in at least the edge region of the battery pack, and the locking pieces are arranged in the edge region of the battery pack along the length direction and/or the width direction of the vehicle body of the battery replacing vehicle so as to lock or unlock the battery pack at the bottom of the battery replacing vehicle.

Among the above-mentioned technical scheme, set up the lock piece in the marginal zone of battery package and then with battery package locking or unblock in the bottom of trading electric vehicle, the setting is favorable to guaranteeing the stationarity that battery package and trade electric vehicle are connected in marginal zone, and then guarantees the safety and stability that trades electric vehicle and travel.

Preferably, a plurality of the locking members are further disposed at a middle region of each of the battery packs.

Among the above-mentioned technical scheme, further set up the lock piece in the middle zone of battery package, be favorable to further guaranteeing the battery package and trade the stationarity that electric vehicle is connected.

Preferably, when a plurality of locking members are provided in the intermediate region, the plurality of locking members are distributed along the length direction or the width direction of the vehicle body.

Among the above-mentioned technical scheme, distribute a plurality of lock pieces along automobile body length direction or width direction and set up, guarantee the stability that the middle zone of battery package is connected with the trade electric vehicle.

Preferably, the locking piece located in the middle area is connected to the bottom of the battery replacement vehicle through the locking piece along the height direction of the battery replacement vehicle.

Among the above-mentioned technical scheme, through hanging battery package along the direction of height that trades the electric vehicle, reduce to occupy the lateral space of battery package middle zone when hanging battery package through the lock piece, improve the convenience of stores pylon battery package.

Preferably, a plurality of the locking pieces are arranged on the side surface of the battery pack, or a plurality of the locking pieces are arranged on the top surface of the battery pack.

When the locking piece is arranged on the top surface of the battery pack, namely the locking piece is arranged at the position, extending inwards for a preset distance, of the edge of the top of the battery pack along the width and/or length direction of the battery pack, and the locking mechanism connected to the quick-change bracket and the locking position of the locking piece are positioned on the top surface of the battery pack, so that the width of the battery pack cannot be increased due to the locking piece; secondly, the locking piece and the locking mechanism are aligned directly, so that the battery pack can be replaced by the battery replacement equipment conveniently; thirdly, the size of the quick-change bracket is reduced to be possible, which is beneficial to the size control of the quick-change bracket and the battery pack; in addition, the distance between the locking mechanisms is smaller due to the structure, the connection precision of the battery packs is easier to guarantee, smooth connection of the battery packs is facilitated, and the battery replacement efficiency is improved.

When the locking piece is arranged on the side face of the battery pack, the space in the height direction of the battery pack is not occupied, and the height between the bottom of the vehicle body of the battery replacing vehicle and the ground is favorably ensured. In addition, the locking position is arranged on the side part, so that the operable space is large, and the reliable locking and unlocking of the battery pack are conveniently realized. The locking piece both can set up the length direction's of battery package both sides, also can set up the width direction's of battery package both sides, perhaps sets up simultaneously, sets up the position and more nimble, can adjust according to actual locking or the mode of arranging. In addition, when the locking piece is arranged on the side surface of the battery pack, for the battery replacement vehicle, the locking piece and the locking mechanism can be matched to realize the positioning of the battery pack along the X direction (length direction) and/or the Y direction (width direction) of the vehicle body, so that the battery pack is prevented from moving after being connected to the battery replacement vehicle.

Set up the locking piece simultaneously when the top and the side of battery package, can play the limiting displacement to the battery package better, the locking is more reliable.

Preferably, the quick-change bracket is fixedly arranged on a beam of a vehicle body of the battery replacement vehicle, the quick-change bracket is provided with accommodating areas with downward openings, and each accommodating area is internally provided with a plurality of locking mechanisms so as to realize locking and unlocking of the battery pack in the accommodating area relative to the quick-change bracket in a bolt locking manner.

Among the above-mentioned technical scheme, hold the battery package through the accommodation area and make the battery package have independent installation space to spacing with Y to the X of battery package through independent installation space, set up the locking mechanism of a plurality of bolt locking modes in the accommodation area for the battery package is convenient and fast more for the locking and the unblock of quick change support.

Preferably, the quick-change bracket comprises a bracket body connected with a vehicle body, a plurality of locking mechanisms are directly connected with the bracket body or connected with the bracket body through an adapter bracket, the adapter bracket extends downwards from the bracket body, and the adapter bracket and the bracket body are of an integral structure or are detachably connected with the bracket body;

or the quick-change support is formed by fixedly connecting a plurality of cross beams and a plurality of longitudinal beams, and the locking pieces are fixedly arranged on any side surface of the cross beams or the longitudinal beams, so that the locking direction of the bolt locking mode is consistent with the height direction of the battery replacement vehicle.

The structure is arranged, the quick-change support is used for being matched with the vehicle body so as to improve the stability of the battery hanging frame, and the locking mechanism can be directly connected to the quick-change support or connected to the quick-change support through the switching frame, so that the battery pack is vertically hung on the quick-change support, and further vertically connected to the vehicle body. When the locking mechanism is directly connected to the bracket body, the quick-change bracket has a simple structure and is easy to process; when the adapter rack is used, the adapter rack extending downwards can play a certain limiting role on the battery pack, and then the stability of the battery pack after being hung can be improved.

When the quick change support is formed by a plurality of crossbeams and a plurality of longerons fixed connection, the junction of crossbeam and longeron is formed with a plurality of clearances, the quantity that locking mechanism can increase locking mechanism in the side of crossbeam or longeron is set up to the locking mechanism of bolt locking mode, and then improve the stability behind the battery package articulates, and can also carry on spacingly to or Y to the battery package in X when being connected through locking mechanism and battery package, increase locking mechanism and increase the spacing quantity of battery package in the time, be favorable to improving the positioning accuracy behind the battery package articulates.

Preferably, the adapter rack forms a containing area for enclosing the battery pack, and at least part of the batteries are enclosed in the containing area along the vertical direction.

Above-mentioned structure sets up, forms through the adapter rack and holds the district, and in the direction of height, holds the district and wraps at least part of the encirclement of battery package in holding the district, is located to hold the partial battery package in the district and carries on spacingly through holding the district all around, improves the battery package and articulates the connection stability behind the battery stores pylon.

Preferably, the locking piece is arranged on the side surface of the battery pack, and the locking piece and the top surface of the battery pack are separated by a preset distance;

the bottom of switching frame is equipped with the mounting groove, locking mechanism set up in the mounting groove.

Above-mentioned structure sets up, presets distance department apart from the top surface with the lock piece setting in battery package side, and the cooperation is spacing to the battery package with the adapter, can weaken the battery package and rock (for example the vehicle when accelerating or emergency brake) the influence to the locking point, is favorable to guaranteeing the reliability of locking. Through setting up locking mechanism in the mounting groove of switching frame bottom, can promote reliability and steadiness fixed to locking mechanism to be favorable to strengthening the reliability and the steadiness of locking, can reduce the encroachment of locking mechanism to horizontal space moreover like this, the structure is compacter.

Preferably, a guide mechanism is arranged between the adapter rack and the battery pack, the guide mechanism comprises a guide block and a guide surface, the guide block is arranged on the side surface of the battery pack, and the guide surface is formed on the surface of one side, facing the battery pack, of the adapter rack.

According to the structure, the guide surface for guiding the battery pack to be hung in the vertical direction is formed on the surface, facing the battery pack, of the adapter rack, so that the hanging precision of the battery pack when the battery pack is hung on the adapter rack is improved, the hanging success rate of the battery pack is improved, the hanging speed of the battery pack is improved, and in addition, the arrangement is favorable for reducing the transverse size; the side of the battery pack is provided with a guide block which has the same action with the guide surface, and the guide block and the guide surface are used for guiding the battery pack when the battery pack is hung on the battery hanging frame, so that the hanging of the battery pack is smoother.

Preferably, a buffer mechanism is arranged on the side surface of the battery pack corresponding to the bottom end of the adapter frame, the buffer mechanism is arranged below the locking piece, and the buffer mechanism comprises a buffer piece capable of elastically deforming in the vertical direction.

Above-mentioned structure sets up, slows down the switching frame through setting up buffer gear and articulate the impact when the battery package between with the battery package and between locking mechanism and the locking piece, and in addition, buffer gear also can slow down rocking of battery package in-process of traveling along with the vehicle after articulating, is favorable to the reliability and the stability of locking. The buffer mechanism is arranged corresponding to the bottom end of the adapter rack, so that the buffer mechanism does not occupy extra transverse space. In addition, buffer gear can wrap battery package side a week and set up in succession, also can be interrupted and set up, when buffer gear wraps battery package side a week and sets up in succession, should reserve the hole of preventing interfering of avoiding interfering locking mechanism and locking piece.

Preferably, the bottom end of the adapter rack points to the top surface of the battery pack, and the adapter rack is arranged corresponding to the locking piece arranged on the top surface of the battery pack.

Above-mentioned structure sets up, through the top surface setting with locking piece and adapter frame correspondence battery package for the locking position is located the top surface of battery package. Preferably, a plurality of locking mechanisms are connected to two sides of the quick-change support along the length direction (X direction) of the vehicle body, the size of the quick-change support in the width direction of the vehicle is controlled, meanwhile, the locking mechanisms can be arranged in the length direction of the vehicle body girder effectively, and locking is more reliable.

Preferably, a plurality of the locking mechanisms are arranged in the edge area of the battery pack accommodating area along the length direction and/or the width direction of the vehicle body of the battery replacement vehicle.

The structure is arranged, the locking mechanism is arranged in the edge area of the battery pack accommodating area along the length direction of the automobile body, when the locking mechanism is hooked with the battery pack, the accommodating area accommodates the battery pack and limits the battery pack in the battery pack accommodating area through the locking mechanism along the length direction of the automobile body, and similarly, the locking mechanism is arranged in the edge area of the battery pack accommodating area along the width direction of the automobile body and also aims to limit the position of the battery pack in the battery pack accommodating area in the direction when the battery pack is hooked, so that the connection stability of the battery pack is improved while a limiting part is omitted.

Preferably, a plurality of the locking mechanisms are further disposed in a middle region of the battery pack accommodating area.

Above-mentioned structure sets up, and the middle zone in battery package holding area is provided with a plurality of locking mechanism equally, improves the stability after battery package and quick change support articulate through the mode that increases locking mechanism.

Preferably, when there are a plurality of locking mechanisms located in the intermediate region, the plurality of locking mechanisms are distributed along the longitudinal direction or the width direction of the vehicle body.

Above-mentioned structural setting, when locking mechanism is a plurality of, joint strength is high, connects reliably, can articulate the battery package better.

Preferably, the battery pack has a protruding portion extending upwards from the side of the vehicle body and protruding out of the bottom of the vehicle body, and the support body is provided with an avoiding hole or an avoiding cavity matched with the protruding portion.

Above-mentioned structure sets up, and the bellying is used for increasing the capacity of battery package, effectively utilizes the space in the direction of height through upwards extending to increase the inner space of battery package, and the support body corresponds the bellying setting and dodges the hole or dodge the chamber in order to avoid the interference that probably takes place between support body and the battery package.

Preferably, the vehicle body comprises two vehicle beams which are arranged in parallel and spaced, and the convex part is formed on the outer sides of the two vehicle beams and/or between the two vehicle beams.

Above-mentioned structure setting, the high space of car roof beam side can make full use of, increases battery capacity, also can be applicable to the lower battery replacement vehicle in chassis in addition, increases the application scope of battery package.

Preferably, a battery end electric connector is arranged at the top of the battery pack, a vehicle end electric connector is arranged at the corresponding position of the support body, and the battery end electric connector is in plug-in connection with the vehicle end electric connector in the vertical direction.

Above-mentioned structure sets up, through along vertical grafting with battery end electric connector and car end electric connector, has also realized the electricity and has connected when the battery package is along vertical articulate, also need not complicated mechanical structure moreover, and the electricity is connected more reliably, has also promoted and has traded electric efficiency.

Preferably, the battery replacement vehicle is an electric truck.

Among the above-mentioned technical scheme, electric truck's battery package is bulky, weight is heavy, and is more loaded down with trivial details and complicated when being connected with electric truck's automobile body longeron for it is bigger to trade the electric space when trading electric in-process required, and electric truck makes the moment of torsion when self twists bigger because of loading the goods, and is bigger to the influence of battery package promptly. Consequently along vertical articulate battery package in order to reduce to trade the electric step, simplify the mode of trading the electricity and improve and trade electric efficiency to through the effectual connection stability who improves the battery package of battery stores pylon.

The utility model discloses an actively advance the effect and lie in: the utility model discloses a bolt locking mode is along vertical locking or unblock battery package, the realization articulates the battery package to the bottom of quick change support, locking piece and locking mechanism cooperation and along vertical articulate the battery package to the quick change support, vertical articulated connected mode make trade the electrical equipment only need follow vertical lift battery package to the predetermined height in quick change support below can, the locate mode of battery package installation has been simplified, the efficiency of trading the electricity has been promoted, and simultaneously, locking mechanism through length direction and/or width direction interval setting realizes along automobile body X to (length direction) and/or Y to (width direction) the location to the battery package when the battery package articulates, the battery package upwards lifts the back that targets in place by trading electrical equipment, the locking mechanism that is located the automobile body lateral part articulates the back with locking piece and realizes fixedly, that the battery package is articulating the spacing also synchronous realization of back X to and/or Y, the stability of battery package after having promoted, on the basis of articulating the connected mode simplified battery package installation, realized that the battery package is spacing to X to and/or Y to the spacing of hanging, in order to set up the battery extra reduction of battery package installation cost after the installation, the installation cost has been saved.

Drawings

Fig. 1 is a schematic structural diagram of an electric vehicle according to embodiment 1 of the present invention.

Fig. 2 is a schematic view of the quick-change bracket and the battery pack hanging connection according to embodiment 1 of the present invention.

Fig. 3 is a schematic diagram of a position relationship of the locking mechanism of the quick-change bracket according to embodiment 1 of the present invention.

Fig. 4 is a schematic diagram illustrating a positional relationship of a lock member of a battery pack according to embodiment 1 of the present invention.

Fig. 5 is an exploded view of the structure of the battery pack and the quick-change bracket according to embodiment 1 of the present invention

Fig. 6 is an exploded view of the adaptor bracket and the bracket body according to embodiment 2 of the present invention.

Fig. 7 is a schematic view of a receiving area of an adapter rack according to embodiment 2 of the present invention.

Fig. 8 is a schematic diagram of a positional relationship between the battery-end electrical connector and the vehicle-end electrical connector according to embodiment 1 of the present invention.

Fig. 9 is a schematic view of a state in which the quick-change bracket and the battery pack are hooked according to embodiment 3 of the present invention.

Fig. 10 is an exploded view of a bolt locking structure according to an embodiment of the present invention.

Fig. 11 is a schematic structural view of the inner gear ring, the outer gear ring and the connecting portion of the bolt locking structure according to an embodiment of the present invention.

Fig. 12 is a schematic structural view of the bolt locking structure according to an embodiment of the present invention in a state where the inner gear ring and the outer gear ring are engaged with each other.

Fig. 13 is a schematic structural view of the bolt locking structure according to an embodiment of the present invention in a state where the inner gear ring and the outer gear ring are engaged with each other.

Description of reference numerals:

battery replacement vehicle 100

Vehicle body 10

Quick-change support 20

Body side member 30

Locking mechanism 40

Lock seat 41

Bolt 51

Screw portion 511

Connecting part 712

First connecting section 7121

Second connecting section 7122

Projection 7123

Elastic member 52

Lock case 53

First rotation-preventing member 91

Annular gear 911

Internal straight teeth 9111

Inner flange 9112

Second anti-rotation member 92

External gear ring 921

External straight teeth 9211

Outer flange 9212

Tightening sleeve 922

Vertical slot 9221

Concave 9222

Locking member 50

Battery pack 60

Buffer mechanism 80

Adapter rack 1

Support body 2

Receiving area 3

Battery box 4

Flange 5

Guide surface 6

Dodging hole 11

Battery end electrical connector 12

Vehicle end electric connector 13

Longitudinal direction X of vehicle body longitudinal beam

Width direction Y of vehicle body side member

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.

Example 1

The present embodiment provides a battery replacement vehicle 100, as shown in fig. 1, the battery replacement vehicle 100 includes: the quick-change vehicle 100 comprises a vehicle body 10, a quick-change bracket 20 and a battery pack 60, wherein the quick-change bracket 20 is connected to the vehicle body 10, further, the vehicle body 10 of the quick-change vehicle 100 is provided with vehicle beams, for example, the vehicle beams in the embodiment are two vehicle body longitudinal beams 30 which are arranged in parallel along the front-rear direction and are used for connecting main components of the quick-change vehicle 100, such as suspensions, wheels and the like, the quick-change bracket 20 is also arranged below the two vehicle body longitudinal beams 30, and the battery pack 60 is hung on the lower surface of the quick-change bracket 20 along the vertical direction so as to be capable of quickly changing the battery pack 60 from the lower part of the quick-change vehicle 100, so that the battery pack 60 can be changed more quickly and conveniently. In this embodiment, the quick-change bracket 20 is a frame structure formed by welding sectional materials, and each locking mechanism 40 is disposed at a lower surface of the quick-change bracket 20 and is configured to be connected with the locking piece 50 of the battery pack 60 in a locking manner by a bolt in a locking manner along a vertical direction, so that the battery pack 60 is located at the bottom of the quick-change bracket 20 and is connected or disconnected with respect to the quick-change bracket 20, thereby achieving the purpose of replacing the battery. For the material of the quick-change bracket 20, other materials, such as plates and square tubes, can be selected according to actual requirements, and are not limited to the profiles.

Further, the battery pack 60 is arranged at the bottom of the quick-change support 20 and is connected with the battery pack 60 in a hanging manner, so that when the battery replacing vehicle 100 replaces the battery, the battery pack 60 only needs to be lifted to a preset height through a battery replacing device (not shown in the figure), the battery replacing step of the battery replacing vehicle 100 is greatly simplified, the battery replacing efficiency is improved, and the connection stability between the battery pack 60 and the quick-change support 20 is ensured.

In addition, a plurality of locking mechanisms 40 are arranged along two sides of the width direction and/or the length direction of the vehicle body longitudinal beam 30 and are arranged at intervals, the locking pieces 50 are vertically arranged on the side surfaces of the battery packs 60 and are used for being matched with the locking mechanisms 40, when the locking mechanisms 40 are arranged along the width direction of the vehicle body longitudinal beam 30, namely, the locking mechanisms 40 are arranged in the Y direction, not only can the locking mechanisms 40 be vertically hung and connected with the locking pieces 50 of the battery packs 60, but also in the Y direction, the locking pieces 50 on two sides of the battery packs 60 are limited by the locking mechanisms 40, namely, the battery packs 60 are limited by the quick-change brackets 20 in the Y direction, namely, the Y-direction limitation of the battery packs 60 is synchronously realized after being hung, and the stability of the battery packs 60 after being hung is improved.

It can be understood that when the locking mechanism 40 is disposed along the length direction of the vehicle body longitudinal beam 30, that is, the locking mechanism 40 is disposed along the X direction, the battery pack 60 can be limited in the X direction by the quick-change bracket 20, the locking mechanism 40 disposed at intervals along the length direction and/or the width direction of the vehicle body longitudinal beam 30 realizes the hooking of the battery pack 60 and the positioning of the battery pack 60 along the X direction and/or the Y direction, after the battery pack 60 is lifted upwards to a certain position by the battery replacement equipment, the locking mechanism 40 disposed at the side of the vehicle body longitudinal beam 30 is hooked with the locking member 50 to realize the fixing, and meanwhile, the limitation of the battery pack 60 along the X direction and/or the Y direction is also realized synchronously after the hooking, on the basis of simplifying the installation of the battery pack 60 in the hooking connection manner, so as to simplify the structure that the limiting member needs to be additionally disposed after the fixed connection of the battery pack 60, save the installation time of the battery pack 60, and reduce the installation or disassembly running cost of the battery pack 60.

One of the lock member 50 or the lock mechanism 40 is provided on the battery pack 60, and the other of the lock member 50 or the lock mechanism 40 is provided on the battery replacement vehicle 100. The present embodiment is described by taking an example in which all the locking members 50 are disposed on the battery pack 60, and all the locking mechanisms 40 are disposed on the quick-change holder 20.

In other alternative embodiments, all of the locking members 50 may be disposed on the quick-change holder 20, and all of the locking mechanisms 40 may be disposed on the battery pack 60. Alternatively, it is also possible that a part of the locking member 50 is provided on the battery pack 60, a corresponding part of the locking mechanism 40 is provided on the quick-change holder 20, another part of the locking member 50 is provided on the quick-change holder 20, and a corresponding another part of the locking mechanism 40 is provided on the battery pack 60.

It should be noted that: the structures of the locking member 50 and the locking mechanism 40 shown in fig. 2 to 9 of this embodiment may be the same as the structures of the locking member 50 and the locking mechanism 40 shown in fig. 10 to 13, or may not be completely the same as the structures of the locking member 50 and the locking mechanism 40 shown in fig. 10 to 13, and fig. 10 to 13 are only intended to illustrate the specific structures of the locking member 50 and the locking mechanism 40, so as to facilitate the description of the locking or unlocking in the bolt locking manner in this embodiment.

In this embodiment, the locking member 50 may be disposed at a middle position of the battery pack 60, that is, the locking member 50 may be disposed at a middle position of the top surface of the battery pack 60, so as to ensure stability of connection between the battery pack 60 and the battery replacement vehicle 100.

In other alternative embodiments, the locking member 50 may further penetrate through the battery pack 60 from bottom to top, so that the lower end of the locking member 50 is matched with the battery replacement device, and the upper end of the locking member 50 is matched with the locking mechanism 40, thereby locking and unlocking the battery pack 60.

In other alternative embodiments, when the locking mechanism 40 is disposed on the battery pack 60, the locking mechanism 40 may be disposed on both sides of the battery pack 60, or may be disposed at a middle position of the top surface of the battery pack 60. Similarly, the locking mechanism 40 penetrates through the battery pack 60 from bottom to top, so that the lower end of the locking mechanism 40 is matched with the battery replacement device, and the upper end of the locking mechanism 40 is matched with the locking piece 50, so that the battery pack 60 is locked and unlocked.

Further, the locking member 50 is floatingly connected to the battery pack 60, and the locking mechanism 40 is floatingly connected to the quick-change holder 20. The floating connection can reduce the transmission of torque or vibration of the vehicle 100 to the quick-change bracket 20 when the vehicle is subjected to steering distortion or bumping, so that the influence of the torque or the vibration on the quick-change bracket 20 is reduced.

In other alternative embodiments, the locking mechanism 40 may be floatingly connected to the battery pack 60, and the locking member 50 may be floatingly connected to the battery pack 60.

In other alternative embodiments, the locking member 50 or the locking mechanism 40 may also be directly float-connected to the side member 30 of the battery replacement vehicle 100, so as to reduce the transmission of torque or vibration of the battery replacement vehicle 100 to the side member 30 when the battery replacement vehicle 100 is subjected to a steering twist or a bump, and further reduce the influence of the torque or the vibration on the side member 30.

Further, the locking member 50 or the locking mechanism 40 further includes a fixing base, a contact area between the locking member 50 or the locking mechanism 40 and the quick-change bracket 20 is increased through the fixing base, and the locking member 50 or the locking mechanism 40 is connected to the quick-change bracket 20 through the fixing base, so that stability of the battery pack 60 during connection is improved.

In this embodiment, the structure of the bolt locking manner further includes a rotation-preventing and retaining structure, and the rotation-preventing and retaining structure is connected to the locking member 50 to prevent relative rotation between the locking member 50 and the locking mechanism 40, so as to ensure the stability of the connection between the battery pack 60 and the battery replacement vehicle 100.

In other alternative embodiments, an anti-rotation anti-backup feature may also be coupled to the locking mechanism 40 to prevent relative rotational movement between the locking member 50 and the locking mechanism 40.

As shown in fig. 10 to 13, in this embodiment, the structure of the bolt locking manner includes a locking piece 50 disposed on the battery pack 60, the locking piece 50 is configured to cooperate with a locking mechanism 40 disposed on the bracket body 2, the locking piece 50 specifically includes a bolt 51, the locking mechanism 40 includes a lock seat 41 and a nut, the nut is disposed inside the lock seat 41 and is fixedly connected with the lock seat 41, and the bolt 51 and the nut are detachably connected to achieve independent locking of the battery pack 60 on the quick-change bracket 20 of the battery replacement vehicle. In the embodiment, the locking of the bolt between the battery pack 60 and the battery replacement vehicle 100 is realized through the matching between the bolt 51 and the nut, and the locking mode is simple and convenient, thereby being beneficial to improving the locking efficiency.

As shown in fig. 10, the bolt 51 includes a thread portion 511 and a connection portion 712, the thread portion 511 is connected with the nut by a thread to ensure the firmness of the connection, and the connection portion 712 is connected with the anti-rotation and anti-backing structure to prevent the bolt 51 from rotating relative to the nut, so as to ensure the firmness of the connection of the bolt 51 and prevent the bolt 51 from accidentally slipping off the nut.

As shown in fig. 10 to 12, the anti-rotation and anti-backing structure includes a first anti-rotation member 91 and a second anti-rotation member 92, the first anti-rotation member 91 is sleeved on an outer peripheral side of the second anti-rotation member 92, the first anti-rotation member 91 is connected to the battery pack 60, the second anti-rotation member 92 is connected to the connecting portion 712 of the bolt 51, and the second anti-rotation member 92 is used for switching between the first position and the second position under the action of external force. When the second rotation-preventing part 92 is located at the first position, the outer peripheral wall of the second rotation-preventing part 92 is clamped with the inner peripheral wall of the first rotation-preventing part 91. When the second rotation preventing member 92 is located at the second position, the second rotation preventing member 92 is disengaged from the first rotation preventing member 91 in the axial direction of the bolt 51.

First prevent that rotation part 91 plays connection and positioning action, through trading the electric equipment to second prevent that rotation part 92 exerts along the effort of bolt 51 axial direction, make second prevent that rotation part 92 removes to the second position from the first position, the second that is located the second position prevents that rotation part 92 can the free rotation, and drive bolt 51 that second prevents that rotation part 92 connects and rotate, carry out locking or unblock bolt 51 and nut, accomplish locking or unblock operation after, prevent rotation part 92 with the second again by the drive of second position to the first position, the second prevents that rotation part 92 and first prevent rotation part 91 joint this moment, the position of second prevents that rotation part 92 is fixed, bolt 51 can't rotate again.

In other alternative embodiments, when the locking member 50 is mounted on the vehicle 100, the first rotation prevention member 91 is also fixed on the vehicle 100.

As shown in fig. 11, the first rotation-preventing member 91 in this embodiment includes an inner ring gear 911, the second rotation-preventing member 92 includes an outer ring gear 921, and the inner ring gear 911 is fitted on the outer peripheral side of the outer ring gear 921. When the second anti-rotation member 92 is located at the first position, the gear teeth of the inner gear ring 911 are clamped with the gear teeth of the outer gear ring 921, the first anti-rotation member 91 is clamped with the second anti-rotation member 92 through the engagement of the inner gear ring 911 and the outer gear ring 921, and the first anti-rotation member 91 limits the rotation of the bolt 51 by limiting the rotation of the second anti-rotation member 92.

As shown in fig. 11, the inner gear ring 911 and the outer gear ring 921 are both ring-shaped structures, the inner gear ring 911 has inner straight teeth 9111 distributed along the inner circumference, the outer gear ring 921 has outer straight teeth 9211 distributed along the outer circumference, and the shape of the outer straight teeth 9211 is matched with the shape of the inner straight teeth 9111, so that the outer straight teeth 9211 and the inner straight teeth 9111 are clamped.

In other alternative embodiments, the gear teeth of the inner gear ring 911 and the outer gear ring 921 may be in other shapes such as helical teeth besides a straight-tooth structure, and it is only necessary that the inner gear ring 911 limits the circumferential rotation of the outer gear ring 921.

In other alternative embodiments, an external thread may be further provided on the outer circumferential surface of the ring gear 911 to connect the ring gear 911 with other components.

As shown in fig. 11 to 13, the first rotation preventing member 91 further includes an inner flange 9112, the inner flange 9112 extending from an inner peripheral wall of the ring gear 911 to a radially inner side of the ring gear 911. When the second rotation-preventing member 92 is located at the first position, one end of the second rotation-preventing member 92 away from the bolt 51 abuts against the inner flange 9112. The arrangement of the inner flange 9112 can limit the movement of the second anti-rotation piece 92 in the first anti-rotation piece 91, and avoid the slippage of one end of the second anti-rotation piece 92, which is far away from the nut, from the first anti-rotation piece 91.

Specifically, as shown in fig. 11 to 13, an inner flange 9112 in this embodiment is located in the axial middle of the inner peripheral wall of the ring gear 911, an outer flange 9212 is formed on the outer peripheral wall of the outer ring gear 921, an outer straight tooth 9211 is located on the outer periphery of the outer flange 9212, and when the second rotation preventing member 92 is located at the first position, the outer flange 9212 of the outer ring gear 921 abuts against the inner flange 9112 of the ring gear 911, so that the first rotation preventing member 91 positions the second rotation preventing member 92.

As shown in fig. 10 to 13, the second anti-rotation member 92 further includes a tightening sleeve 922, the external gear 921 is fitted over the tightening sleeve 922, and the second anti-rotation member 92 is connected to the bolt 51 through the tightening sleeve 922. Specifically, be equipped with the second arch of mutually supporting and erect groove 9221 on the internal perisporium of outer ring gear 921 and the periphery wall of screwing up cover 922 respectively to realize outer ring gear 921 and the joint of screwing up cover 922, further can realize screwing up cover 922 and rotate in circumference, guarantee the stability of connecting. The connecting portion 712 of the bolt 51 includes a first connecting section 7121 and a second connecting section 7122, the second connecting section 7122 is located on a side of the first connecting section 7121 away from the threaded portion 511, and the second connecting section 7122 extends along the axial direction of the bolt 51 and extends into the tightening sleeve 922 to be connected with the tightening sleeve 922. The periphery wall of second linkage segment 7122 and the internal perisporium of screwing up cover 922 are equipped with protruding 7123 and depressed part 9222 mutually supporting respectively to realize the card of bolt 51 and screwing up cover 922 and go forward, further can also prevent that bolt 51 from rotating in circumference, guarantee the stability of connecting.

The second protrusion in this embodiment is provided on the inner peripheral wall of the outer ring gear 921, the vertical groove 9221 is provided on the outer peripheral wall of the tightening sleeve 922, the protrusion 7123 is provided on the outer peripheral wall of the second connecting section 7122, and the recess 9222 is provided on the inner peripheral wall of the tightening sleeve 922. In other alternative embodiments, it is also possible that the vertical groove 9221 is provided on the inner circumferential wall of the outer ring 921, the second protrusion is provided on the outer circumferential wall of the tightening sleeve 922, the recess 9222 is provided on the outer circumferential wall of the second connecting section 7122, and the protrusion 7123 is provided on the inner circumferential wall of the tightening sleeve 922.

As shown in fig. 6, the locking member 50 further includes an elastic member 52 and a lock case 53, the first rotation-preventing member 91, the second rotation-preventing member 92 and the elastic member 52 are disposed in the lock case 53, and the thread portion 511 of the bolt 51 can extend out of the lock case 53 to achieve the engagement with the nut. Two ends of the elastic element 52 respectively abut against the lock case 53 and the second rotation-preventing element 92, and the elastic element is used for applying an acting force to the second rotation-preventing element 92 to reset the second rotation-preventing element 92 from the second position to the first position. When the second prevents that piece 92 removes to the direction that is close to the nut along bolt 51 axial, elastic component 52 is compressed and produces compression displacement, and after accomplishing the locking or the unblock of bolt 51 and nut through second prevents that piece 92, under the effect of the resilience of elastic component, second prevents that piece 92 resets to first position and realizes the joint with first piece 91 of preventing changeing, and then no longer rotates, realizes preventing changeing the function to bolt 51.

The elastic member 52 in this embodiment is a spring, and in other alternative embodiments, the elastic member 52 may be another elastic member capable of achieving the above-mentioned functions.

The locking and unlocking process of the battery pack 60 and the quick-change holder 20 will be briefly described below based on the specific mechanism of the locking device.

In the locking process, the battery replacement device pushes the second rotation prevention part 92 to move from the first position to the second position so as to be separated from the first rotation prevention part 91, and at the moment, the spring is in a compressed state. After the second rotation preventing member 92 is completely separated, the rotation of the bolt 51 is realized by rotating the second rotation preventing member 92, so that the connection between the bolt 51 and the nut is realized. After the bolt 51 is locked with the nut, the acting force applied to the second anti-rotation part 92 and separated from the first anti-rotation part 91 is removed, the second anti-rotation part 92 is reset to the first position from the second position under the acting force of the spring, the first anti-rotation part 91 can limit the circumferential rotation of the second anti-rotation part 92, and then the axial rotation of the bolt 51 is limited, so that the locking and anti-loosening function is realized.

In the unlocking process, the battery replacement device pushes the second rotation preventing part 92 to move from the first position to the second position so as to be separated from the first rotation preventing part 91, and at the moment, the spring is in a compressed state. After the second rotation preventing member 92 is completely disengaged, the rotation of the bolt 51 is achieved by rotating the second rotation preventing member 92, thereby achieving the disengagement of the bolt 51 from the nut.

In this embodiment, the stent body 2 is provided with a plurality of locking mechanisms 40, and along the length direction of the stent body 2, the locking mechanisms 40 are at least respectively located on two sides of the stent body 2 and are arranged at intervals. The locking mechanisms 40 are arranged at multiple points on two sides of the bracket body 2, so that the connection reliability and stability of the battery pack 60 relative to the bracket body 2 and the vehicle body longitudinal beam 30 can be improved.

Of course, in other embodiments, the locking mechanisms 40 may be disposed on two sides of the bracket body 2 along the width direction of the bracket body 2, and each side of the locking mechanism 40 is disposed at intervals.

In addition, the bracket body 2 realizes the positioning of the battery pack 60 along the X direction and/or the Y direction while the battery pack 60 is hooked through the locking mechanisms 40 arranged at intervals along the length direction and/or the width direction of the vehicle body longitudinal beam 30, the locking piece 50 vertically arranged on the side surface of the battery pack 60 can reduce the occupation of the transverse space of the battery pack 60 during locking or unlocking, and the size of the battery pack 60 can be correspondingly increased and the cruising ability of the battery replacing vehicle 100 can be increased.

In other embodiments, a plurality of locking members 50 may be disposed at a middle region of each battery pack 60.

Specifically, compared with the locking pieces 50 arranged at the edge regions of the battery pack 60, the locking pieces are further arranged in the middle regions of the battery pack 60, so that the number of the connecting points of the battery pack 60 and the quick-change bracket 20 and the vehicle body longitudinal beam 30 of the battery replacing vehicle 100 can be increased, the number of the connecting points can be increased, the center of gravity of the battery pack 60 can be more stable after being connected to the quick-change bracket 20, and the stability of the connection of the battery pack 60 and the battery replacing vehicle 100 can be further ensured.

As shown in fig. 4, 5 and 10, in this embodiment, the battery pack 60 has a rectangular structure, the side portion of the battery pack 60 is a vertically arranged plate structure, the plurality of locking members 50 are disposed on the outer side of the plate structure in the vertical direction and extend toward the direction of the quick-change bracket 20, one end of each locking member 50 is fixedly connected to the side surface of the battery pack 60 by a bolt or a pin, further, when the battery pack 60 needs to be mounted on the battery replacement vehicle 100 during the battery replacement operation, the battery replacement device lifts the battery pack 60 in the vertical direction, the locking member 50 on the battery pack 60 slides into the locking mechanism 40 in the vertical direction, the locking mechanism 40 locks the locking member 50 in the nut of the locking mechanism 40, when the battery pack 60 needs to be removed from the battery replacement vehicle 100, the toothed part is removed, the locking member 50 is unlocked from the locking mechanism 40, and the locking member 50 can descend along with the battery replacement device in the vertical direction and separate from the locking mechanism 40, so that the battery replacement can be performed smoothly.

In addition, the locking position is arranged at the side part of the battery pack 60, so that the operable space in the battery replacement process is large, and the reliable locking and unlocking of the battery pack 60 are conveniently realized. The locking members 50 may be disposed on both sides of the battery pack 60 in the length direction, may be disposed on both sides of the battery pack 60 in the width direction, or may be disposed at the same time, and the arrangement positions are flexible and may be adjusted according to actual locking or arrangement modes. In this embodiment, as shown in fig. 2 to 3 and fig. 4 to 5, the locking members 50 are disposed on both sides of the battery pack 60 in the length direction and the width direction, that is, the locking members 50 are disposed on all four sides of the battery pack 60.

Further, quick change support 20 includes the support body 2 of being connected with automobile body longeron 30, and the partial sunken holding tank that is formed with of support body 2 for supplying automobile body longeron 30 to pass, this holding tank and the laminating of automobile body longeron 30, the lateral part of automobile body longeron 30 and the holding tank inside wall fixed connection of support body 2, and then reduce through automobile body longeron 30 that support body 2 rocks along the width direction of automobile body longeron 30, has improved the stability of support body 2.

In the present embodiment, as shown in fig. 3 and 4, when the locking mechanism 40 is connected to the bracket body 2 through the adapter bracket 1, the adapter bracket 1 extends downward from the bracket body 2 and the locking mechanism 40 is disposed at the lower end of the adapter bracket 1, and is used for cooperating with the locking member 50 at the side of the battery pack 60 to realize that the battery pack 60 is vertically hung on the quick-change bracket 20, in addition, the adapter bracket 1 forms a surrounding frame along the side of the battery pack 60, the surrounding frame is a rectangular structure formed by section bars, and has a certain height for limiting the position of the battery pack 60 in the surrounding frame, so as to realize the limit during and after the hanging of the battery pack 60, and facilitate the end of the adapter bracket 1 to extend to the side of the battery pack 60 and cooperate with the locking member 50, a part of the battery pack 60 in the height direction is located in the surrounding frame after the hanging, that is to say, the battery pack 60 is partially located in the surrounding frame formed by the adapter bracket 1 after the hanging, and the side of the battery pack 60 is limited by the surrounding frame to realize the limit effect on the battery pack 60, so as to improve the stability of the hanging of the battery pack 60. In other alternative embodiments, the vehicle-end locking mechanism 40 may be directly connected to the bracket body 2, in which case the locking mechanism 40 is disposed downward in the vertical direction and cooperates with the locking member 50 on the battery pack 60 to ensure that the battery pack 60 is vertically hung on the quick-change bracket 20 and further vertically connected to the vehicle body 10. And, when the locking mechanism 40 is directly connected to the bracket body 2, the structure of the quick-change bracket 20 is simpler, and the quick-change bracket is easy to process and has lower cost.

In this embodiment, switching frame 1 and support body 2 formula as an organic whole shaping, structural strength between integrated into one piece's switching frame 1 and the support body 2 can be guaranteed, and then can bear and articulate the battery package 60 of heavier weight, furthermore, under the integrated into one piece, the assembly between locking mechanism 40 and the quick change support 20 is more convenient, only need to connect locking mechanism 40 on switching frame 1 can realize that locking mechanism 40 connects on quick change support 20, the lock piece 50 of battery package 60 and the cooperation of locking mechanism 40 realize promptly that battery package 60 and quick change support 20 articulate and be connected.

It can be understood that the adapter rack 1 limits the position of the battery pack 60 behind the quick-change bracket 20 by forming a surrounding frame, a receiving area 3 for surrounding the battery pack 60 is formed by surrounding the middle part of the surrounding frame, when the depth of the receiving area 3 is greater than or equal to the thickness of the battery pack 60, the adapter rack 1 completely surrounds the battery pack 60 in the receiving area 3, that is, the battery pack 60 is limited by the adapter rack 1 along both the X direction and the Y direction of the vehicle body longitudinal beam 30, so that the battery pack 60 is limited to prevent shifting after being hung on the quick-change bracket 20; when the depth of the receiving area 3 is smaller than the thickness of the battery pack 60, a part of the battery pack 60 is surrounded by the receiving area 3, that is, a part of the battery pack 60 corresponding to the receiving area 3 is limited by the adapter bracket 1 along both the X direction and the Y direction of the vehicle body longitudinal beam 30, which can also achieve the purpose of limiting the battery pack 60 and improve the connection stability of the battery pack 60 after being hung on the quick-change bracket 20.

As shown in fig. 3 and 4, in this embodiment, the locking member 50 is disposed on a side surface of the battery pack 60 along the vertical direction, and a distance between a top end of the locking member 50 and a top surface of the battery pack 60 is a predetermined distance, a sum of the predetermined distance and a height of the locking member 50 is a hooking distance required for hooking the battery pack 60 to the quick-change bracket 20, a distance of the locking mechanism 40 on the corresponding adapter rack 1 far from the bracket body 2 on the adapter rack 1 matches with the hooking distance, at this time, a part of the battery pack 60 in the accommodating area 3 just matches with the accommodating area 3, and space waste in the vertical direction can be reduced.

In addition, as shown in fig. 4 and 5, in the present embodiment, a buffer mechanism 80 is disposed on a side surface of the battery pack 60 corresponding to the bottom end of the adapter rack 1, the buffer mechanism 80 is disposed below the locking member 50, and the buffer mechanism 80 includes a buffer member capable of elastically deforming in the vertical direction. The buffering mechanism 80 may be a rubber buffering member, or may be other materials, such as sponge, which are known in the art and not described herein. Through setting up buffer gear 80 and slow down the switching frame 1 and between battery package 60 and between car end locking mechanism 40 and the locking piece 50 when battery package 60 articulates impact, in addition, buffer gear 80 also can slow down battery package 60 articulates the back and follow rocking of trading electric vehicle 100 in-process of traveling, is favorable to the reliability and the stability of locking. The buffering mechanism 80 is arranged corresponding to the bottom end of the adapter frame 1, so that no additional transverse space is occupied. In this embodiment, the buffering mechanism 80 is continuously disposed around the side surface of the battery pack 60 for a circle, in order to avoid affecting locking or unlocking of the locking mechanism 40, an interference preventing hole for avoiding interference unlocking is reserved on the buffering mechanism 80, and when the battery replacement operation is performed, the locking mechanism 40 is unlocked through the interference preventing hole, and the locking piece 50 is separated from the locking mechanism 40 correspondingly. In other alternative embodiments, the buffering mechanism 80 may also be intermittently disposed, the intermittently disposed buffering mechanism 80 may be disposed to avoid the locking member 50, and since the locking mechanism 40 is disposed opposite to the locking member 50 in the vertical direction, the intermittently disposed buffering mechanism 80 may also be disposed to correspondingly avoid the locking mechanism 40.

Further, in this embodiment, the battery pack 60 has a battery box 4, the battery box 4 is used for accommodating an electric core and necessary electrical components placed therein, the locking member 50 is fixed to a side surface of the battery box 4, the battery box 4 further includes a flange 5 disposed on the side surface and extending outward in the horizontal direction, a buffer member is disposed on an upper surface of the flange 5, the flange 5 is used for being matched with an end portion of the adapter frame 1, the buffer member is squeezed to play a buffering role, when the battery pack 60 is hung on the quick-change bracket 20, one end of the adapter frame 1 far away from the bracket body 2 is abutted to the buffer member on the upper surface of the flange 5, a top end of the locking member 50 extends out of the buffer member, the locking mechanism 40 is disposed on the adapter frame 1 and located at an end portion where the adapter frame 1 is matched with the flange 5, in addition, a hanging height of the battery pack 60 and the quick-change bracket 20 can be ensured through the flange 5, and further, when the battery pack 60 is hung, a top portion of the battery pack 60 directly collides with the bracket body 2 of the quick-change bracket 20, so as to avoid that the battery pack 60 collides with the bracket body 2 when the battery pack 60 is bumpy during a driving process of the electric vehicle 100, thereby improving safety and a service life of the battery pack 60.

As shown in fig. 5, in this embodiment, a guide mechanism 70 is disposed between the adapting frame 1 and the battery pack 60, the guide mechanism 70 includes a guide block and a guide surface 6, one surface of the adapting frame 1 facing the battery pack 60 forms the guide surface 6 for guiding the battery pack 60 to be hooked along the vertical direction, the guide surface 6 can be an inclined surface or an arc surface, and when the adapting frame 1 contacts with the top of the battery pack 60, the battery pack 60 smoothly enters the accommodating area 3 of the adapting frame 1 through the guide surface 6, so that the hooking precision and the smoothness of the battery pack 60 during hooking are improved, and the hooking success rate is improved.

In addition, the side of battery package 60 is equipped with the guide block that is used for with the same effect of spigot surface 6, the guide block laminating is in the side of battery package 60, and be located buffer gear 80 top, the one end slope that the guide block is close to quick change support 20 sets up or the arc sets up, so that when adapter rack 1 contacts with battery package 60, through the side of guide block guide adapter rack 1 cunning to battery package 60, the accommodation area 3 of adapter rack 1 surrounds battery package 60 promptly, make the articulated of battery package 60 more smooth, in addition, set up like this and also be favorable to reducing the transverse dimension of quick change support 20.

As shown in fig. 3 and 5, the battery pack 60 has a protruding portion extending upward from the side of the vehicle body 10 to protrude from the bottom of the vehicle body 10, and further protruding upward from the side of the two vehicle body side rails 30, and the protruding portion is used to increase the capacity of the battery pack 60, and by extending upward, the space in the height direction is effectively used to increase the internal space of the battery pack 60, so that more cells can be accommodated. With the convex part of the battery pack 60 matching, the bracket body 2 may be provided with an avoidance hole 11 or an avoidance cavity matching with the convex part to avoid or accommodate the convex part. In this embodiment, the avoidance hole 11 is formed in the bracket body 2 between the two vehicle body longitudinal beams 30, and the bracket body 2 outside the two vehicle body longitudinal beams 30 is arched upward to form an avoidance cavity, so that the battery packs 60 on both sides of the vehicle body longitudinal beams 30 can be protected. In this embodiment, the support body 2 is provided with an avoiding hole 11 and an avoiding cavity corresponding to the protruding portion to avoid possible interference between the support body 2 and the battery pack 60.

The battery core of the battery pack 60 is located in the battery box 4, the battery capacity of the battery pack 60 is increased by the protruding portion, the endurance mileage of the battery replacing vehicle 100 is increased, the number of times of replacing the battery replacing vehicle 100 can be reduced to a certain extent by increasing the endurance mileage, and the utilization rate of the battery replacing vehicle 100 is effectively increased, compared with a containing groove formed by the support body 2 and attached to the vehicle body longitudinal beams 30 through the containing groove, the containing groove is used for avoiding the vehicle body longitudinal beams 30, the battery pack 60 correspondingly forms the protruding portion for increasing the capacity of the battery pack 60 while avoiding the vehicle body longitudinal beams 30, the protruding portion is formed between the outer sides of the two vehicle body longitudinal beams 30 and between the two vehicle body longitudinal beams 30, in order to guarantee the capacity of the battery pack 60 and avoid abutting of the battery pack 60 and the support body 2, the support body 2 extends outwards in the horizontal direction on the outer sides of the two vehicle body longitudinal beams 30, under a general condition, the top height of the support body 2 is not higher than that of the top of the vehicle body longitudinal beams 30, and interference on operation of vehicle components above the vehicle body longitudinal beams 30 is avoided.

As shown in fig. 4 and 8, in this embodiment, the top of the battery pack 60 is provided with the battery end electrical connector 12, the interface of the battery end electrical connector 12 is arranged downward, the corresponding position of the bracket body 2 is provided with the vehicle end electrical connector 13, the interface of the vehicle end electrical connector 13 is arranged upward, so that the battery end electrical connector 12 and the vehicle end electrical connector 13 are connected in a plug-in manner in the vertical direction, the electrical connection is also realized when the battery pack 60 is vertically hooked, a complex mechanical structure is not needed, the electrical connection is more reliable, and the battery replacement efficiency is also improved.

In addition, the structure can replace the phenomena of interface loosening, poor contact and the like caused by shaking generated during the starting or emergency braking of the battery replacing vehicle 100 when the interface of the electric connector is arranged along the horizontal direction.

Further, a floating structure may be disposed on the battery end electrical connector 12 and/or the vehicle end electrical connector 13, smooth connection is also ensured, the influence of shaking of a part of the battery pack on electrical connection can be counteracted, the situation that the interface of the battery end electrical connector 12 of the battery pack 60 and the interface of the vehicle end electrical connector 13 are disconnected due to bumping of the battery pack 100 during driving is avoided, the power supply efficiency of the battery pack 60 and the use experience of the battery pack 100 are improved, the elastic element may be a spring, the interface channel may be an adapter wrapped by rubber, which is a prior art, and no redundant description is provided herein.

In this embodiment, the battery replacing vehicle 100 is an electric truck, specifically a heavy truck or a light truck, and since the battery pack of the electric truck is large in size and heavy, it is more cumbersome and complex when being connected to the body side member 30 of the electric truck, so that the battery replacing space required in the battery replacing process is larger, and the electric truck has a larger torque when twisting due to the cargo loading of the electric truck, that is, the influence on the battery pack 60 is larger. Therefore, the battery pack 60 is vertically hung to reduce the battery replacement steps, the battery replacement efficiency is improved by simplifying the battery replacement mode, and the connection stability of the battery pack 60 is effectively improved through the quick-change bracket 20. Of course, the present invention can be applied to a vehicle model of a passenger vehicle such as a car.

The locking mechanism 40 in the present embodiment is not limited to the locking mechanism 40 with the lock holder 41 in each of the above embodiments, and may be any other locking mechanism capable of realizing the vertical (straight up and straight down) hanging of the battery pack 60 to the battery replacement vehicle 100, such as a T-shaped rotary locking mechanism, an expansion bead type locking mechanism, a hook type locking mechanism, and the like.

Example 2

As shown in fig. 6 and 7, the electric vehicle of the present embodiment has basically the same overall structure as that of embodiment 1, except that the adapter bracket 1 of the present embodiment is detachably attached to the bracket body 2.

Specifically, the frame is enclosed for the rectangle that the plate concatenation was enclosed to switching frame 1, it connects and then splices into the rectangle and encloses the frame to be the vertical direction through the connecting piece between the adjacent plate, enclose the frame and connect in the edge of support body 2, the optional screw of connecting piece, threaded hole and mounting hole have been seted up on the corresponding plate, certainly also can choose tenon fourth of the twelve earthly branches structure for use, its aim at connects the plate and forms and enclose the frame, thereby form holding area 3 with the cooperation of support body 2, through enclosing the X of frame restriction battery package 60 along automobile body longeron 30 to and Y to, switching frame 1 can dismantle the connection and can be so that be convenient for improve the machining precision when corresponding each plate of independent processing, and the precision of solitary plate improves and is favorable to improving the precision that encloses the frame, that is to say that switching frame 1's precision correspondingly improves, can articulate with battery package 60 more smoothly. The end part of the plate close to the battery pack 60 is provided with the locking mechanism 40, so that the battery pack 60 is smoothly hooked with the quick-change support 20, the connection stability after hooking is guaranteed, the battery pack 60 is limited by the adapter bracket 1 so as to reduce the limitation of extra setting to limit the battery pack 60, the cost of replacing the electric vehicle 100 is reduced, and certain economical efficiency is realized.

Example 3

As shown in fig. 9, the overall structure of the battery replacement vehicle 100 of the present embodiment is basically the same as that of embodiment 1, except that the lock member 50 of the present embodiment is disposed corresponding to the top surface of the battery pack 60 of the adapter rack 1, so that the lock position is located on the top surface of the battery pack 60.

In this embodiment, when the locking member 50 is disposed on the top surface of the battery pack 60, the locking member 50 may be disposed in a groove formed on the top surface of the battery pack 60 and be engaged with a nut extending into the groove from the locking mechanism 40, so that the battery pack 60 is connected to the adapter 1 in a bolt locking manner, for example, the locking member 50 is vertically disposed at a position where the top edge of the battery pack 60 extends inward for a preset distance, and the locking positions of the locking mechanism 40 and the locking member 50 are located on the top surface of the battery pack 60, so that the width of the battery pack 60 is not increased by the locking member 50, and the transverse space of the battery pack 60 is released, thereby enabling the size reduction of the quick-change bracket 20, that is, reducing the manufacturing cost of the quick-change vehicle 100, and facilitating the size control of the quick-change bracket 20 and the battery pack 60. In addition, the above structure also makes the distance between the plurality of locking pieces 50 smaller, so as to improve the positioning accuracy of the quick-change bracket 20 when the quick-change bracket 20 is processed, and the connection accuracy of the battery pack 60 is easier to ensure, which is more beneficial to the smooth connection of the battery pack 60, and further improves the battery replacement efficiency. In alternative embodiments, the locking member 50 may be positioned higher than the top surface of the battery pack 60 and engage the locking mechanism 40.

The plurality of locking mechanisms 40 are connected to two sides of the quick-change bracket 20 in the X direction, the locking mechanisms 40 can be arranged in the length direction of the vehicle body longitudinal beam 30 effectively, and locking is more reliable.

In this embodiment, the width of the bracket body 2 is smaller than the width of the battery pack 60, and the bracket body 2 limits the width direction (i.e. Y direction) of the battery pack 60 through the adapter frame 1 and the locking mechanism 40 connected to the adapter frame 1, so that the size of the adapter frame 1 is reduced, and under the condition of ensuring the connection stability of the battery pack 60, the material is saved, and the connection is smoother.

Furthermore, in this embodiment, the adapting frame 1 is detachably connected to the bracket body 2, the processing steps and the processing cost of the bracket body 2 can be simplified, the processing difficulty of the bracket body 2 is reduced, and the locking piece 50 is connected to the bracket body 2 through the adapting frame 1, so as to increase the contact area between the locking piece 50 and the bracket body 2, improve the reliability and the safety of the connection between the locking piece 50 and the bracket body 2, and the corresponding lock seat 41 is arranged in the groove of the battery pack 60, and the battery pack 60 is connected to the adapting frame 1 in a bolt locking manner through the cooperation of the locking piece 50 and the lock seat 41, thereby saving the installation time of the battery pack 60 and reducing the operation cost of installing or detaching the battery pack 60.

Example 4

The electric vehicle of the present embodiment has basically the same overall structure as that of embodiment 1, and differs therefrom in that.

Specifically, the quick-change support 20 is formed with a plurality of accommodating areas 3 with downward openings, a plurality of locking mechanisms 40 are arranged in each accommodating area 3, the accommodating areas 3 are used for accommodating the battery packs 60 in the vertical direction, and the plurality of locking mechanisms 40 realize locking and unlocking of the battery packs 60 in the accommodating areas 3 relative to the quick-change support 20 in a bolt locking manner.

The plurality of locking mechanisms 40 are provided in the edge region of the housing area 3 in the vehicle body length direction and/or the width direction of the battery replacement vehicle 100.

The locking mechanism 40 is arranged in the edge region of the accommodating area 3 along the length direction of the vehicle body, when the locking mechanism 40 is hooked with the battery pack 60, the accommodating area 3 accommodates the battery pack 60 and limits the battery pack 60 in the direction through the locking mechanism 40 arranged along the length direction of the vehicle body, and similarly, the locking mechanism 40 is arranged in the edge region of the accommodating area 3 along the width direction of the vehicle body to limit the position of the battery pack 60 in the direction when being hooked with the battery pack 60, so that the connection stability of the battery pack is improved while a limiting element is omitted.

Further, the quick-change bracket 20 in this embodiment is formed by fixedly connecting a plurality of cross beams and a plurality of longitudinal beams on the same plane, the cross beams and the longitudinal beams form a rectangular frame, and the rectangular frame is supported by the staggered arrangement of the shorter cross beams and the longitudinal beams, so that the stability of the quick-change bracket 20 is improved. The locking mechanisms 40 are fixedly arranged on any side surface of the cross beam or the longitudinal beam, and can be the inner side of the rectangular frame, the side part of the shorter cross beam or the longitudinal beam, or the side part of the connecting part of the shorter cross beam and the longitudinal beam. Through the side setting of locking mechanism 40 along crossbeam or longeron, locking mechanism 40 is used for along vertical setting with the tip that locking piece 50 cooperates to the locking direction of bolt locking mode is unanimous with the direction of height of trading electric vehicle 100, accords with more and trades electric logic.

Of course, a plurality of locking mechanisms 40 may also be provided in the middle region of the receiving area 3. That is to say, the locking mechanism 40 is located the lateral part of the junction of the shorter crossbeam and the longeron in the rectangular frame, when the locking mechanism 40 that is located the middle zone is a plurality of, this a plurality of locking mechanism 40 distribute along automobile body length direction or width direction and set up, with the edge of battery package 60 set up locking mechanism 40 or locking piece 50 the same way, it can carry out spacingly along automobile body length direction or width direction to articulate back along automobile body length direction or width direction to the middle zone of holding area 3 along automobile body length direction or width direction to set up locking mechanism 40 in the middle zone of battery package 60 with quick change support 20 to this promotion is to the positioning accuracy of battery package 60 and articulate the stability of back battery package 60.

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 (33)

1. An electric vehicle, comprising:

the vehicle body is provided with a plurality of wheels,

a quick-change bracket connected with the vehicle body,

a plurality of locking mechanisms which are connected with two sides of the quick-change bracket along the width direction of the vehicle body and/or two sides of the quick-change bracket along the length direction and are arranged at intervals,

the battery pack is provided with a plurality of locking pieces matched with the locking mechanisms, and the locking pieces are matched with the locking mechanisms in a bolt locking mode along the vertical direction, so that the battery pack is connected to the bottom of the quick-change support in the bolt locking mode.

2. The battery replacement vehicle as claimed in claim 1, wherein the bolt locking manner structure comprises the locking piece and the locking mechanism; the locking piece comprises a bolt, the locking mechanism comprises a nut, or the locking piece comprises a nut, and the locking mechanism comprises a bolt; the bolt and the nut are detachably connected to independently lock the battery pack on the quick-change support.

3. The battery replacement vehicle as claimed in claim 2, wherein the bolt is disposed on the battery pack, and the nut is disposed on the quick-change bracket; or the nut is arranged on the battery pack, and the bolt is arranged on the quick-change bracket.

4. The battery replacement vehicle as claimed in claim 3, wherein the bolt or the nut is arranged in the middle of the battery pack and penetrates through the battery pack.

5. The battery replacement vehicle as claimed in claim 3, wherein the bolt or nut is floatingly connected to the battery pack; or the bolt or the nut is connected to the quick-change bracket in a floating mode.

6. The replacement vehicle as claimed in claim 2, wherein the locking member or the locking mechanism further comprises a fixed base, and the nut is floatingly connected to the fixed base.

7. The replacement vehicle as set forth in claim 2, wherein the bolt includes a threaded portion and a connecting portion, the threaded portion being threaded and adapted to be threadedly connected with the nut.

8. The battery replacement vehicle as claimed in claim 7, wherein the locking mechanism or the locking member further comprises a lock housing, and the bolt is disposed in the lock housing and can be vertically lifted or rotated relative to the lock housing.

9. The swapping vehicle of claim 7, wherein the bolt-locking arrangement further comprises a back rotation prevention structure coupled to the bolt and/or nut to prevent relative rotational movement between the bolt and the nut.

10. The replacement vehicle as set forth in claim 9, wherein the rotation-prevention backstop structure comprises a first rotation-prevention member and a second rotation-prevention member;

the first anti-rotation part is sleeved on the outer peripheral side of the second anti-rotation part and connected to the battery pack or the battery replacement vehicle;

the second anti-rotation part is sleeved on the connecting part of the bolt and used for switching between a first position and a second position under the action of external force;

when the second anti-rotation part is located at the first position, the outer peripheral wall of the second anti-rotation part is clamped with the inner peripheral wall of the first anti-rotation part;

when the second anti-rotation part is located at the second position, the second anti-rotation part is separated from the first anti-rotation part along the axial direction of the bolt.

11. The battery replacement vehicle as claimed in claim 10, wherein the first rotation-preventing member is an inner gear ring, the second rotation-preventing member is an outer gear ring, and the inner gear ring is sleeved on the outer peripheral side of the outer gear ring; and when the second anti-rotation piece is positioned at the first position, the gear teeth of the inner gear ring are clamped with the gear teeth of the outer gear ring.

12. The battery replacement vehicle as claimed in claim 11, wherein the first rotation preventing member further comprises an inner flange extending from an inner peripheral wall of the ring gear to a radially inner side of the ring gear; when the second anti-rotation part is located at the first position, one end, far away from the bolt, of the second anti-rotation part is abutted to the inner flange.

13. The battery replacement vehicle as claimed in claim 10, wherein the connecting portion of the bolt extends into the second anti-rotation member, one of an outer peripheral wall of the connecting portion and an inner peripheral wall of the second anti-rotation member is provided with circumferentially distributed vertical grooves, and the other one of the outer peripheral wall of the connecting portion and the inner peripheral wall of the second anti-rotation member is provided with circumferentially distributed protrusions matched with the vertical grooves.

14. The battery replacement vehicle as claimed in claim 10, wherein the locking member further comprises a lock housing, and the bolt is disposed in the lock housing and can be vertically lifted or rotated relative to the lock housing;

the anti-rotation retaining structure also comprises an elastic piece;

the first anti-rotation part, the second anti-rotation part and the elastic part are all arranged in the lock shell;

the two ends of the elastic piece are respectively abutted against the lock shell and the second anti-rotation piece, and the elastic piece is used for applying acting force to the second anti-rotation piece to enable the second anti-rotation piece to be reset to the first position from the second position.

15. The battery replacement vehicle as claimed in any one of claims 1 to 14, wherein a plurality of locking members are provided in at least an edge region of the battery pack, and the plurality of locking members are provided in the edge region of the battery pack along a vehicle body length direction and/or a vehicle body width direction of the battery replacement vehicle to lock or unlock the battery pack to a bottom of the battery replacement vehicle.

16. The battery replacement vehicle as claimed in claim 15, wherein a plurality of the locking members are further provided in a middle region of each of the battery packs.

17. The battery replacement vehicle as claimed in claim 16, wherein when a plurality of locking members are provided in the intermediate region, the plurality of locking members are distributed along a length direction or a width direction of the vehicle body.

18. The swapping vehicle of claim 17, wherein the locking piece located in the middle area is connected to the bottom of the swapping vehicle by being along the height direction of the swapping vehicle.

19. The battery replacement vehicle according to any one of claims 1-14, wherein a plurality of the locking members are disposed on a side surface of the battery pack, or a plurality of the locking members are disposed on a top surface of the battery pack.

20. The battery replacement vehicle as claimed in claim 19, wherein the quick-change bracket is fixedly arranged on a beam of a vehicle body of the battery replacement vehicle, the quick-change bracket is formed with accommodation areas with downward openings, and each accommodation area is provided with a plurality of locking mechanisms, so that the battery pack in the accommodation area is locked and unlocked relative to the quick-change bracket in a bolt locking manner.

21. The battery replacement vehicle as claimed in claim 19, wherein the quick-change bracket comprises a bracket body connected to a vehicle body, a plurality of the locking mechanisms are directly connected to the bracket body or connected to the bracket body through an adapter bracket extending downward from the bracket body, the adapter bracket is of an integral structure with the bracket body or detachably connected to the bracket body;

or the quick-change support is formed by fixedly connecting a plurality of cross beams and a plurality of longitudinal beams, and the locking pieces are fixedly arranged on any side surface of the cross beams or the longitudinal beams, so that the locking direction of the bolt locking mode is consistent with the height direction of the battery-replaceable vehicle.

22. The swapping vehicle of claim 21, wherein the adapter forms a receptacle for enclosing the battery pack, and at least a portion of the battery is enclosed within the receptacle in a vertical direction.

23. The battery replacement vehicle as claimed in claim 21, wherein the locking member is disposed on a side surface of the battery pack, and the locking member is spaced from a top surface of the battery pack by a predetermined distance;

the bottom of switching frame is equipped with the mounting groove, locking mechanism set up in the mounting groove.

24. The battery replacement vehicle as claimed in claim 21, wherein a guide mechanism is disposed between the adapter rack and the battery pack, the guide mechanism includes a guide block and a guide surface, the guide block is disposed on a side surface of the battery pack, and the guide surface is formed on a side surface of the adapter rack facing the battery pack.

25. The battery replacement vehicle as claimed in claim 21, wherein a buffer mechanism is provided on a side surface of the battery pack corresponding to a bottom end of the adapter bracket, the buffer mechanism being disposed below the lock member, the buffer mechanism including a buffer member elastically deformable in a vertical direction.

26. The battery replacement vehicle as claimed in claim 21, wherein a bottom end of the adapter bracket is directed to a top surface of the battery pack, and the adapter bracket is disposed corresponding to the locking member disposed on the top surface of the battery pack.

27. The battery replacement vehicle as claimed in claim 19, wherein a plurality of the locking mechanisms are provided in an edge region of the battery pack accommodating area in a vehicle body length direction and/or a width direction of the battery replacement vehicle.

28. The battery replacement vehicle as claimed in claim 27, wherein a plurality of the locking mechanisms are further provided in a middle region of the battery pack accommodating area.

29. The hybrid electric vehicle as claimed in claim 28, wherein when a plurality of the locking mechanisms are provided in the intermediate region, the plurality of locking mechanisms are distributed along a longitudinal direction or a width direction of the vehicle body.

30. The battery replacement vehicle as claimed in claim 21, wherein the battery pack has a protrusion extending upward from the side of the vehicle body and protruding out of the bottom of the vehicle body, and the bracket body is provided with an avoidance hole or an avoidance cavity matching with the protrusion.

31. The battery replacement vehicle as claimed in claim 30, wherein the vehicle body comprises two side-by-side and spaced-apart vehicle beams, and the protrusion is formed on the outer side of and/or between the two vehicle beams.

32. The battery replacement vehicle as claimed in claim 21, wherein a battery end electrical connector is provided at a top of the battery pack, and a vehicle end electrical connector is provided at a corresponding position of the bracket body, and the battery end electrical connector and the vehicle end electrical connector are connected in a plug-in manner in a vertical direction.

33. The battery replacement vehicle of claim 1, wherein the battery replacement vehicle is an electric truck.

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