CN221057605U - Locking assembly, locking device and electric vehicle - Google Patents

Abstract

The utility model provides a locking assembly, a locking device and an electric vehicle, wherein the locking assembly is arranged on a girder of the electric vehicle and is used for being matched with a locking piece of a battery pack to lock or unlock the battery pack, the locking assembly comprises a locking mechanism and a positioning piece, the positioning piece is connected with the locking mechanism and protrudes out of the locking mechanism towards the direction close to the girder, and the positioning piece is used for being matched and connected with the girder. The locating piece and the modulus hole of the girder are used for locating and fixing, so that the installation hole formed in the locking mechanism is aligned with the modulus hole, and larger installation deviation can be avoided; the locating piece is connected with the girder and can prevent that electric vehicle from shaking in the process of traveling from making girder and locking mechanism produce relative motion, has improved locking mechanism and girder connection's stability and reliability to the locating piece can bear certain tangential force, has reduced the tangential force that the bolt of connecting locking mechanism and girder receives, thereby can prevent that the bolt from being cut because of tangential force.

Description

Locking assembly, locking device and electric vehicle

Technical Field

The utility model relates to a locking assembly, a locking device and an electric vehicle.

Background

The conventional battery pack arrangement mode of the electric vehicle is generally divided into a fixed type and a replaceable type, wherein the fixed type battery pack is generally fixed on the vehicle, and the vehicle is directly used as a charging object during charging. The replaceable battery pack is generally fixed on the adapter bottom plate of the electric automobile in a movable mounting manner, and the battery pack can be taken down to be independently replaced or charged, and is mounted on the vehicle after the replaced battery pack is charged. At present, the locking mechanism is arranged on a girder of the electric vehicle, and vibration of the electric vehicle in the running process can enable the girder and the locking mechanism to generate relative motion, so that the stability and the reliability of the connection between the locking mechanism and the girder are reduced, and when the locking mechanism is connected to the girder by a bolt, the bolt is easily sheared by tangential force, so that the stability and the reliability of the connection between the locking mechanism and the girder are further reduced; in addition, the locking mechanism is easy to generate larger installation deviation in the installation process, the installation difficulty of the locking mechanism is increased, the installation accuracy of the locking mechanism is reduced, and the installation efficiency of the locking mechanism and the girder is further reduced.

Disclosure of utility model

The utility model aims to overcome the defects of low stability and reliability of connection of a locking mechanism and a girder, low installation precision and low installation efficiency of the locking mechanism in the prior art, and provides a locking assembly, a locking device and an electric vehicle.

The utility model solves the technical problems by the following technical scheme:

The utility model discloses a locking subassembly installs on electric vehicle's girder, locking subassembly is used for cooperating with the locking piece of battery package in order to right the battery package locks or unblocks, locking subassembly includes locking mechanism and setting element, the setting element with locking mechanism connects, and to be close to the direction protrusion of girder in locking mechanism, the setting element be used for with the girder cooperation is connected.

In this scheme, the setting element is connected with the girder cooperation, can prevent that electric vehicle from producing relative motion at the vibrations of going in-process messenger's girder and locking subassembly, improved the stability and the reliability that locking subassembly and girder are connected to the setting element can bear certain tangential force, has reduced the tangential force that the bolt that connects locking subassembly and girder receives, thereby can prevent that the bolt from being cut because of tangential force, further improved the stability and the reliability that locking subassembly and girder are connected. In addition, the module holes of the locating piece and the girder are used for locating and fixing, so that the installation holes formed in the locking assembly are aligned with the module holes, larger installation deviation can be avoided, the connection precision of the locking assembly and the girder is improved, the connection of the locking assembly and the girder is facilitated, the installation and operation are convenient, and the installation efficiency of the locking assembly and the girder is improved.

Preferably, the positioning piece extends from a first surface of the locking mechanism to a direction approaching the girder, wherein the first surface is a surface of the locking mechanism approaching the girder;

And/or the number of the positioning pieces is a plurality of, and the distribution direction of the positioning pieces is an angle with the axis direction of the first surface provided with the positioning pieces in the locking mechanism;

And/or the positioning piece is a cylindrical pin or a diamond pin.

In this scheme, adopt above-mentioned structural style, the setting element extends from the first surface to the direction that is close to the girder to reduce the setting element and the possibility that other structures of locking mechanism produce the interference, improved setting element to locking mechanism location and fixed stability and reliability. In addition, the distribution direction of a plurality of setting elements is the angle with the axis direction of the first surface of installation setting element of locking mechanism to make a plurality of setting elements can be followed the horizontal direction and distribute, also can incline on first surface and distribute, improved the area that setting element and girder cooperation are connected, and then improved setting element and girder cooperation and be connected stability and reliability.

Preferably, the locking mechanism comprises a mounting seat and a lock body, the mounting seat is connected with the lock body, the mounting seat is used for being connected with the girder, and the lock body is used for being matched with the locking piece; the locating piece is arranged on the mounting seat.

In this scheme, realized the connection of lock body and girder through the mount pad to increased the area of being connected of lock body and girder through the mount pad, improved the connection stability of lock body and girder, and then improved the connection stability of battery package and electric vehicle. In addition, by adopting the structure, the lock body is also convenient to be connected with the girder by arranging the mounting seat.

Preferably, the positioning piece is arranged at one end of the mounting seat, which is close to the lock body.

In this scheme, adopt above-mentioned structural style, can prevent that the setting element from receiving great tangential force, improved the life of setting element.

Preferably, the mounting seat comprises a first mounting part and a second mounting part, the first mounting part is connected with the second mounting part, the extending direction of the first mounting part is in an angle with the extending direction of the second mounting part, the first mounting part is used for being connected with the girder, and the second mounting part is used for being connected with the lock body;

The first width of one end of the first installation part far away from the second installation part is not larger than the second width of one end of the first installation part near the second installation part.

In this scheme, adopt above-mentioned structural style, realized the connection of girder and lock body through first installation department and second installation department, improved the convenience that lock body and girder are connected.

Preferably, the lock body is provided with a locking groove, and the distance between the locking groove and the first surface of the first installation part, which is far away from the second installation part, is equal to the distance between the locking groove and the second surface of the second installation part, which is far away from the first installation part, along the direction perpendicular to the locking groove;

And/or, the mounting seat further comprises a reinforcing part, and two ends of the reinforcing part are respectively connected with the first mounting part and the second mounting part.

In this scheme, adopt above-mentioned structural style, can avoid forming unnecessary space of dodging between lock body and the first installation department, reduced the distance between lock body and the battery package longeron, reduced the battery package along longeron width direction's size when not reducing electric core capacity, improved the compactness of battery package structure to make to accord with the vehicle norm. The reinforcing part can prevent the second installation part of installation lock body from being bent by stretching to can prevent under the drive of second installation part, install the lock body unbalance loading of battery package, and then can prevent that the battery package from unbalance loading, improve holistic stability. In addition, the accommodating cavity formed by the reinforcement part, the first installation part and the second installation part can be used as a space for the movement of the lock connecting rod, so that the interference of the first installation part, the reinforcement part and the second installation part to the movement of the lock connecting rod can be prevented, the stability and the reliability of the movement of the lock connecting rod are improved, the stability and the reliability of the locking and the unlocking of the battery pack are further improved, the reinforcement part can be used as a handle, and the battery pack is convenient for workers to grasp.

Preferably, the first mounting portion is provided with a first mounting hole, and the first mounting hole is used for allowing the connecting piece to penetrate and then extend into the girder to be connected with the girder, so that the first mounting portion is connected with the girder through the connecting piece.

In this scheme, adopt above-mentioned structural style, run through first mounting hole through the connecting piece, realized the connection of first installation department and girder.

Preferably, the number of the first mounting holes is a plurality, and the plurality of the first mounting holes are symmetrically arranged along the length direction and/or the width direction of the first mounting part;

and/or the projection area of the first mounting hole and the positioning piece to the first mounting part is not overlapped.

In the scheme, the plurality of first mounting holes are symmetrically arranged along the length direction and/or the width direction of the first mounting part by adopting the structural form, so that the connecting piece can be symmetrically arranged along the length direction and/or the width direction of the first mounting part, and the stability and the reliability of the connection between the first mounting part and the girder are improved; in addition, the projection area of the first mounting hole and the positioning piece on the first mounting part is not overlapped, so that the projection area of the connecting piece and the positioning piece on the first mounting part is not overlapped, further, mutual interference between the connecting piece and the positioning piece can be prevented, and the stability of connecting the connecting piece and the stability of positioning and fixing of the positioning piece are improved.

Preferably, the first width is smaller than the second width;

The first mounting part is close to one end of the second mounting part and is provided with a second mounting hole, and the distance from the center of the second mounting hole to the axis of the first mounting part is greater than the distance from the center of the first mounting hole to the axis of the first mounting part.

In this scheme, the battery package articulates on the lock body to make great weight concentrate on the second installation department. Through seting up the second mounting hole in the one end that first installation department is close to the second installation department, can prevent to run through the connecting piece inefficacy of first mounting hole, improved the life who runs through the connecting piece of first mounting hole to can prevent that the unstability phenomenon from appearing when locking component articulates the battery package, and then improved the stability and the reliability that locking component hung the battery package.

Preferably, the first mounting portion is provided with a concave table, and the second mounting hole is formed in the table bottom of the concave table.

In the scheme, the protruding height of the second connecting piece can be reduced by adopting the structural form, and the roughness of the contact surface of the second connecting piece and the first mounting part can be controlled, so that the second connecting piece can be prevented from loosening.

Preferably, the first mounting part and the second mounting part enclose a containing cavity, and the lock body penetrates through the second mounting part and then stretches into the containing cavity;

Or one end of the second installation part far away from the first installation part is detachably connected with the lock body;

Or the lock body is arranged at one end, far away from the first installation part, of the second installation part, and the second installation part and the lock body are integrally formed.

In the scheme, the structure is adopted, so that the compactness of the structure of the locking assembly is improved. One end of the second installation part far away from the first installation part is detachably connected with the lock body, so that one of the lock body and the installation seat is damaged, and the lock can be normally used only by replacing the damaged lock body or installation seat, and the use cost is reduced; in addition, the second installation part is detachably connected with the lock body, and the lock has the characteristic of convenient processing; the second installation department and the lock body integrated into one piece have eliminated the installation error between lock body and the second installation department, have improved the installation accuracy of locking subassembly, further improve the locking accuracy of battery package.

The utility model discloses a locking device which comprises a lock connecting rod, a lock tongue and the locking assembly, wherein the locking assembly is provided with a locking groove, one end of the lock tongue is rotatably connected with the lock connecting rod, and the other end of the lock tongue extends into the locking groove.

In the scheme, the positioning piece is connected with the girder in a matched manner, so that the girder and the locking device can be prevented from generating relative motion due to vibration of the electric vehicle in the running process, the stability and the reliability of the connection of the locking device and the girder are improved, the positioning piece can bear a certain tangential force, the tangential force borne by a bolt for connecting the locking device and the girder is reduced, the bolt can be prevented from being sheared due to the tangential force, and the stability and the reliability of the connection of the locking device and the girder are further improved; the locating piece and the modulus hole of the girder are used for locating and fixing, so that the installation hole formed in the locking assembly is aligned with the modulus hole, larger installation deviation can be avoided, the connection precision of the locking device and the girder is improved, the connection of the locking device and the girder is facilitated, and the installation efficiency of the locking device and the girder is improved.

Preferably, the locking assembly comprises a lock body and a second installation part, the second installation part is used for being connected with the lock body, the lock groove is formed in the lock body, a lock tongue groove communicated with the lock groove is further formed in the lock body, a through hole communicated with the lock tongue groove is formed in the second installation part, and the lock tongue penetrates through the through hole and the lock tongue groove and then stretches into the lock groove.

In this scheme, through set up the tongue groove on the lock body and set up in the through-hole that the tongue groove is linked together on the second installation department, made things convenient for the spring bolt to stretch into the tongue inslot.

Preferably, the locking assembly further comprises a first mounting part and a reinforcing part, the first mounting part is connected with the second mounting part, two ends of the reinforcing part are respectively connected with the first mounting part and the second mounting part, the reinforcing part, the first mounting part and the second mounting part enclose a containing cavity, the lock connecting rod is arranged in the containing cavity, and a gap is reserved between the reinforcing part and the lock connecting rod.

In the scheme, the lock connecting rod is arranged in the accommodating cavity surrounded by the first mounting part, the second mounting part and the reinforcing part in the structural mode, so that the compactness of the structure of the locking device is improved, the lock connecting rod can be protected through the accommodating cavity, and the service life of the lock connecting rod is prolonged; the gap is formed between the reinforcing part and the lock connecting rod, so that the reinforcing part can be prevented from interfering the movement of the lock connecting rod, the stability and the reliability of the movement of the lock connecting rod are improved, and the stability and the reliability of the locking device for locking or unlocking the battery pack are improved.

The utility model also discloses an electric vehicle comprising the locking device, and the locking device is mounted on a girder of the electric vehicle.

In this scheme, locking mechanism and girder are connected stability and reliability are good, and locking mechanism and girder are connected the precision height, have improved locking mechanism and girder's installation effectiveness.

The utility model has the positive progress effects that:

The locating piece is connected with the girder in a matched manner, so that the girder and the locking assembly can be prevented from generating relative motion due to vibration of the electric vehicle in the running process, the stability and the reliability of connection of the locking assembly and the girder are improved, the locating piece can bear certain tangential force, the tangential force borne by bolts connecting the locking assembly and the girder is reduced, the bolts can be prevented from being sheared due to the tangential force, and the stability and the reliability of connection of the locking assembly and the girder are further improved. In addition, the module holes of the locating piece and the girder are used for locating and fixing, so that the installation holes formed in the locking assembly are aligned with the module holes, larger installation deviation can be avoided, the connection precision of the locking assembly and the girder is improved, the installation and operation are convenient, the matching connection of the locking assembly and the girder is convenient, and the installation efficiency of the locking assembly and the girder is improved.

Drawings

FIG. 1 is a first schematic view of a locking assembly according to an embodiment of the present utility model;

FIG. 2 is a second schematic view of a locking assembly according to an embodiment of the present utility model;

FIG. 3 is a third schematic view of a locking assembly according to an embodiment of the present utility model;

FIG. 4 is a fourth schematic view of a locking assembly according to an embodiment of the present utility model;

FIG. 5 is a first schematic view of a locking device according to an embodiment of the present utility model;

FIG. 6 is a second schematic view of a locking device according to an embodiment of the present utility model;

FIG. 7 is a third schematic view of a locking device according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a first portion of a locking device according to an embodiment of the present utility model;

FIG. 9 is a second partial schematic view of a locking device according to an embodiment of the present utility model;

FIG. 10 is a schematic view of a first portion of an electric vehicle according to an embodiment of the present utility model;

fig. 11 is a second partial schematic view of an electric vehicle according to an embodiment of the present utility model.

Reference numerals illustrate:

10000 electric vehicle

Locking device 1000

Locking assembly 100

Locking mechanism 1

Mounting base 10

First mounting portion 101

Mounting body 1011

Connection part 1012

Second mounting portion 102

Reinforcing portion 103

First mounting hole 104

Second mounting hole 105

Concave table 106

Receiving chamber 107

Second surface 108

Lock body 20

Lock groove 201

Opening 202

Lock tongue groove 203

First surface 30

Positioning piece 2

Bolt 200

Lock link 300

Girder 2000

Detailed Description

The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown.

As shown in fig. 1 to 4, the present embodiment provides a locking assembly 100, which is mounted on a girder 2000 of an electric vehicle 10000, the locking assembly 100 is configured to cooperate with a locking member of a battery pack to lock or unlock the battery pack, the locking assembly 100 includes a locking mechanism 1 and a positioning member 2, the positioning member 2 is connected with the locking mechanism 1, and protrudes from the locking mechanism 1 in a direction approaching the girder 2000, and the positioning member 2 is configured to cooperate with the girder 2000. Specifically, the locating piece 2 and the modulus hole of the girder 2000 are used for locating and fixing, so that the installation hole formed in the locking mechanism 1 is aligned with the modulus hole, larger installation deviation can be avoided, the connection precision of the locking assembly 100 and the girder 2000 is improved, the matching connection of the locking assembly 100 and the girder 2000 is facilitated, and the installation efficiency of the locking assembly 100 and the girder 2000 is improved; in addition, the locating piece 2 is connected with the girder 2000, can prevent that electric vehicle 10000 from making girder 2000 and locking subassembly 100 produce relative motion in the vibrations of driving the in-process, improved locking subassembly 100 and girder 2000 connection's stability and reliability, and adopt above-mentioned structural style, locating piece 2 can bear certain tangential force, reduced the tangential force that the bolt that connects locking subassembly 100 and girder 2000 receives, thereby can prevent that the bolt from being cut because of tangential force, further improved locking subassembly 100 and girder 2000 connection's stability and reliability.

In specific use, the positioning member 2 is used to be cooperatively connected with the girder 2000, in which one end of the positioning member 2, which is far away from the locking mechanism 1, extends into a modulus hole of the girder 2000, and the outer surface of the positioning member 2 is attached to the wall of the modulus hole.

The positioning piece 2 extends from the first surface 30 of the locking mechanism 1 to a direction approaching the girder 2000, wherein the first surface 30 is the surface of the locking mechanism 1 approaching the girder 2000; specifically, the positioning member 2 extends from the first surface 30 in a direction approaching the girder 2000, and the lock link 300 in the locking device 1000 is provided on a surface of the locking mechanism 1 away from the first surface 30. In other words, the positioning member 2 and the lock link 300 are disposed on different sides of the locking mechanism 1, so that no interference is generated between the positioning member 2 and the lock link 300, stability and reliability of positioning and fixing of the positioning member 2 to the locking mechanism 1 are improved, and stability and reliability of locking and unlocking of the battery pack by the lock link 300 are improved.

In the embodiment, the positioning piece 2 and the locking mechanism 1 can be integrally formed, so that the structural strength of the positioning piece 2 and the locking mechanism 1 is improved; in other embodiments, the positioning member 2 and the locking mechanism 1 may be provided separately, and the positioning member 2 is attached to the first surface 30.

The number of the positioning pieces 2 is multiple, and the distribution direction of the positioning pieces 2 is at an angle with the axial direction of the first surface 30 of the locking mechanism 1, on which the positioning pieces 2 are mounted, so that the positioning pieces 2 can be distributed along the horizontal direction, namely, the distribution direction of the positioning pieces 2 is perpendicular to the axial direction of the first surface 30; of course, a plurality of positioning elements 2 may also be distributed obliquely over the first surface 30. By adopting the structure, the area of the matched connection of the locating piece 2 and the girder 2000 is increased, and the stability and reliability of the matched connection of the locating piece 2 and the girder 2000 are further improved. As shown in fig. 3, 4 and 7, in this example, two positioning members 2 are distributed along a horizontal direction, and the two positioning members 2 are symmetrically disposed with respect to an axial direction of the first surface 30, in practical application, the number and the distribution direction of the positioning members 2 may be adjusted according to practical requirements, which is not limited herein.

In this embodiment, the positioning member 2 may be a cylindrical pin or a diamond pin. In other embodiments, the positioning member 2 may be a tapered positioning pin or a chamfered positioning pin, and the specific form of the positioning member 2 is not limited herein.

As will be understood with reference to fig. 3, 4 and 7, the positioning member 2 is disposed at an end of the mounting base 10 near the lock body 20. Specifically, the lock body 20 is provided with a locking groove 201, and the battery pack is hung in the locking groove 201, so that the weight in the locking device 1000 is concentrated on the lock body 20. Therefore, the positioning piece 2 is arranged at one end of the mounting seat 10 close to the lock body 20, so that the positioning piece 2 can be prevented from being subjected to larger tangential force, and the service life of the positioning piece 2 is prolonged.

As shown in fig. 1 to 9, the locking mechanism 1 includes a mount 10 and a lock body 20, the mount 10 is connected with the lock body 20, the mount 10 is used for being connected with a girder 2000, and the lock body 20 is used for being matched with a locking piece; the positioning piece 2 is arranged on the mounting seat 10. The lock body 20 and the girder 2000 are connected through the mounting seat 10, so that the connection area of the lock body 20 and the girder 2000 is increased through the mounting seat 10, the connection stability of the lock body 20 and the girder 2000 is improved, and the connection stability of the battery pack and the electric vehicle 10000 is further improved. In addition, by adopting the above structural form, the lock body 20 is also conveniently connected with the girder 2000 by arranging the mounting seat 10.

As shown in fig. 1 to 9, the mount 10 includes a first mount portion 101 and a second mount portion 102, the first mount portion 101 and the second mount portion 102 are connected, and an extending direction of the first mount portion 101 is angled with an extending direction of the second mount portion 102, the first mount portion 101 is configured to be connected with the girder 2000, and the second mount portion 102 is configured to be connected with the lock body 20. With the above structural form, the connection of the girder 2000 and the lock body 20 is realized through the first mounting portion 101 and the second mounting portion 102, and the convenience of the connection of the lock body 20 and the girder 2000 is improved.

In particular use, the first mounting portion 101 and the second mounting portion 102 are integrally formed, and the extending direction of the first mounting portion 101 is perpendicular to the extending direction of the second mounting portion 102, thereby improving the structural strength of the mount 10. In other embodiments, the first mounting portion 101 and the second mounting portion 102 may be separately provided, and the first mounting portion 101 and the second mounting portion 102 may be detachably connected, so that one of the first mounting portion 101 and the second mounting portion 102 may be in a problem, and the first mounting portion 101 and the second mounting portion 102 may be normally used only by replacing the damaged first mounting portion 101 and the damaged second mounting portion 102, thereby reducing the use cost. In addition, the included angle between the extending direction of the first mounting portion 101 and the extending direction of the second mounting portion 102 may be an acute angle or an obtuse angle, and the setting of the included angle may be adjusted according to the actual requirement, which is not limited herein.

The first width of the end of the first mounting portion 101 distant from the second mounting portion 102 is smaller than the second width of the end of the first mounting portion 101 close to the second mounting portion 102. In other words, the width of the first mounting portion 101 gradually increases from one end of the first mounting portion 101 away from the second mounting portion 102 to one end of the first mounting portion 101 near the second mounting portion 102. Alternatively, as shown in fig. 1 to 4, the first mounting portion 101 includes a mounting body 1011 and a connection member 1012, one end of the connection member 1012 is connected to one end of the mounting body 1011 near the second mounting portion 102, the other end of the connection member 1012 protrudes from the mounting body 1011 in the width direction of the mounting body 1011, and the connection member 1012 is symmetrically arranged in the axis direction of the mounting body 1011, whereby the first width may also be made smaller than the second width. One end of the first mounting portion 101, which is close to the second mounting portion 102, is provided with a second mounting hole 105, and the distance from the center of the second mounting hole 105 to the axis of the first mounting portion 101 is greater than the distance from the center of the first mounting hole 104 to the axis of the first mounting portion 101. In other embodiments, the first width of the end of the first mounting portion 101 distal from the second mounting portion 102 is equal to the second width of the end of the first mounting portion 101 proximal to the second mounting portion 102. In other words, the widths of the first mounting portions 101 are equal from one end of the first mounting portion 101 away from the second mounting portion 102 to one end of the first mounting portion 101 near the second mounting portion 102.

Specifically, the battery pack is hung on the lock body 20, so that a large weight is concentrated on the second mounting portion 102. Through seting up second mounting hole 105 in the one end that first installation department 101 is close to second installation department 102, can prevent to run through the bolt inefficacy of first mounting hole 104, improved the life of the bolt that runs through first mounting hole 104 to can prevent that locking subassembly 100 from appearing the phenomenon of unstability when hanging the battery package, and then improved locking subassembly 100 and hung the stability and the reliability of battery package.

In order to increase the structural strength of the first mounting portion 101, it is preferable that the connection member 1012 and the mounting body 1011 are integrally formed. In addition, as shown in fig. 1, the first width mentioned above is the distance from the left side to the right side of the upper end of the first mounting portion 101, and the second width is the distance from the left side to the right side of the lower end of the first mounting portion 101.

As will be understood with reference to fig. 4, the lock body 20 is provided with a locking groove 201, and a distance between the locking groove 201 and the first surface 30 of the first mounting portion 101 away from the second mounting portion 102 is equal to a distance between the locking groove 201 and the second surface 108 of the second mounting portion 102 away from the first mounting portion 101 in a direction perpendicular to the locking groove 201. By adopting the structure, the redundant avoiding space can be avoided between the lock body 20 and the first mounting part 101, the distance between the lock body 20 and the battery pack longitudinal beam is reduced, the size of the battery pack along the width direction of the longitudinal beam is reduced while the capacity of the battery core is not reduced, so that the strength of an outer steel structure is ensured, and the strength of a battery pack bracket is improved to meet the vehicle specification.

The mount 10 further includes a reinforcing portion 103, and both ends of the reinforcing portion 103 are connected to the first mounting portion 101 and the second mounting portion 102, respectively. By adopting the above structural form, the second installation part 102 for installing the lock body 20 can be prevented from being bent, so that the lock body 20 for installing the battery pack is prevented from being unbalanced load under the drive of the second installation part 102, and further, the battery pack is prevented from being unbalanced load, and the overall stability is improved. In addition, the accommodating cavity 107 enclosed by the reinforcing part 103 and the first mounting part 101 and the second mounting part 102 can be used as a space for connecting rod movement, so that the first mounting part 101, the reinforcing part 103 and the second mounting part 102 can be prevented from interfering with the movement of the lock connecting rod 300, the stability and the reliability of the movement of the lock connecting rod 300 are improved, the stability and the reliability of locking and unlocking of the battery pack are further improved, and the reinforcing part 103 can be used as a handle, so that the battery pack is convenient for workers to grasp.

As shown in fig. 1 to 9, the first mounting portion 101 is provided with a first mounting hole 104, and the first mounting hole 104 is used for a connecting piece to penetrate and then extend into the girder 2000 to be connected with the girder 2000, so that the first mounting portion 101 is connected with the girder 2000 through the connecting piece. With the above-described structure, the first mounting portion 101 and the girder 2000 are connected by penetrating the first mounting hole 104 through the connecting member. In this embodiment, the connecting member is a bolt, and in other embodiments, the connecting member may be in the form of a screw or the like, and the form of the connecting member is not particularly limited.

The number of the first mounting holes 104 is plural, and the plurality of first mounting holes 104 may be symmetrically arranged along the length direction of the first mounting portion 101; the plurality of first mounting holes 104 may be symmetrically arranged along the width direction of the first mounting portion 101; the plurality of first mounting holes 104 may also be symmetrically disposed along the length direction and the width direction of the first mounting portion 101. Preferably, the plurality of first mounting holes 104 are symmetrically arranged along the length direction and the width direction of the first mounting portion 101, so that the connecting pieces can also be symmetrically arranged along the length direction and the width direction of the first mounting portion 101, and further the stability and the reliability of the connection between the first mounting portion 101 and the girder 2000 are improved; in addition, the connection member passes through the first mounting hole 104 to connect the first mounting portion 101 and the girder 2000,

As shown in fig. 3 and 4 and fig. 7, the projection area of the first mounting hole 104 and the positioning element 2 on the first mounting portion 101 is not overlapped, so that the projection area of the connecting element and the positioning element 2 on the first mounting portion 101 is not overlapped, and further, mutual interference between the connecting element and the positioning element 2 can be prevented, and the stability of connecting the connecting element and the stability of positioning and fixing the positioning element 2 are improved.

The first mounting portion 101 is provided with a recess 106, and the second mounting hole 105 is provided at the bottom of the recess 106. Specifically, the recess 106 is formed on the connection part 1012, so that the protruding height of the second connection member penetrating through the connection part 1012 can be reduced, and the roughness of the contact surface between the second connection member and the first mounting part 101 can be controlled, thereby preventing the second connection member from being released.

The first mounting portion 101 and the second mounting portion 102 may enclose a receiving cavity 107, and the lock body 20 penetrates the second mounting portion 102 and then extends into the receiving cavity 107; specifically, after the lock body 20 penetrates the second mounting portion 102, the connection portion on the lock body 20 is located in the accommodating chamber 107, so that the lower surface of the connection portion is attached to the upper surface of the second mounting portion 102, and the connection portion and the second mounting portion 102 are connected by bolts. With the above-described structure, the compactness of the structure of the locking assembly 100 is improved. Or one end of the second installation part 102 far away from the first installation part 101 can be detachably connected with the lock body 20, so that one of the lock body 20 and the installation seat 10 is damaged, and the lock body 20 or the installation seat 10 which is damaged only needs to be replaced can be normally used, and the use cost is reduced; in addition, the second installation part 102 is detachably connected with the lock body 20, and has the characteristic of convenient processing; or the lock body 20 can also set up in the one end that second installation department 102 kept away from first installation department 101, second installation department 102 and lock body 20 integrated into one piece have eliminated the installation error between lock body 20 and the second installation department 102, have improved the installation accuracy of locking subassembly 100, further improve the locking accuracy of battery package.

As shown in fig. 2, 4, 6 and 9, the second mounting portion 102 and the lock body 20 are adaptively expressed by taking an integrally formed example, and the specific connection form of the second mounting portion 102 and the lock body 20 may be adjusted according to actual requirements, which is not limited herein.

In specific use, the receiving chamber 107 as mentioned above is surrounded by the first mounting portion 101, the second mounting portion 102 and the reinforcing portion 103, and both ends of the reinforcing portion 103 are connected to the first mounting portion 101 and the second mounting portion 102, respectively, by welding.

As shown in fig. 5 to 9, the present embodiment further provides a locking device 1000, where the locking device 1000 includes a lock link 300, a lock tongue 200, and the locking assembly 100, the locking assembly 100 is provided with a locking groove 201, one end of the lock tongue 200 is rotatably connected to the lock link 300, and the other end of the lock tongue 200 extends into the locking groove 201. Specifically, the lock groove 201 has an opening 202, through which the lock shaft of the battery pack can enter and exit the lock groove 201, and the lock shaft located in the lock shaft can be brought into a locked state or an unlocked state by rotating the lock tongue 200. When the lock tongue 200 rotates to the locking position, the lock shaft positioned in the lock groove 201 is in a locking state, and when the lock tongue 200 rotates to the unlocking position, the lock shaft is converted into an unlocking state and can be taken out from the lock groove 201, so that the locking device 1000 can be conveniently converted between the locking state and the unlocking state, and the complexity of the process and the complicated steps of disassembling and assembling the battery pack are effectively reduced. In addition, by adopting the structural form, the locating piece 2 and the modulus hole of the girder 2000 are used for locating and fixing, so that the installation holes formed in the locking assembly 100 are aligned with the modulus holes, larger installation deviation can be avoided, the connection precision of the locking device 1000 and the girder 2000 is improved, the matching connection of the locking device 1000 and the girder 2000 is facilitated, and the installation efficiency of the locking device 1000 and the girder 2000 is improved; the locating piece 2 is connected with the girder 2000, can prevent that electric vehicle 10000 from making girder 2000 and locking device 1000 produce relative motion in the vibrations of driving the in-process, improved locking device 1000 and girder 2000 and connect stability and reliability to adopt above-mentioned structural style, locating piece 2 can bear certain tangential force, has reduced the tangential force that the bolt of installation locking device 1000 and girder 2000 receives, thereby can prevent that the bolt from being cut because of tangential force, further improved locking device 1000 and girder 2000 and connected stability and reliability.

As shown in fig. 5 to 9, the locking assembly 100 includes a lock body 20 and a second mounting portion 102, the second mounting portion 102 is used for being connected with the lock body 20, a lock groove 201 is provided on the lock body 20, a lock tongue groove 203 which is communicated with the lock groove 201 is further provided on the lock body 20, a through hole which is communicated with the lock tongue groove 203 is provided on the second mounting portion 102, and the lock tongue 200 extends into the lock groove 201 after penetrating through the through hole and the lock tongue groove 203. Specifically, when the second mounting portion 102 and the lock body 20 are integrally formed, the through hole and the latch groove 203 at this time are the same; when the second mounting portion 102 and the lock body 20 are separately provided, there may be two embodiments, in which the lock body 20 penetrates the second mounting portion 102 and then extends into the accommodating chamber 107, at this time, the connection portion on the lock body 20 is located above the second mounting portion 102, and the lower surface of the connection portion is connected with the upper surface of the second mounting portion 102. The through hole is communicated with the lock tongue groove 203 at this time, and the axes of the through hole and the lock tongue groove 203 are coincident, and the lock tongue 200 sequentially penetrates through the through hole and the lock tongue groove 203 and then stretches into the lock groove 201; in the second embodiment, the end of the second mounting portion 102 far away from the first mounting portion 101 may also be detachably connected to the lock body 20, at this time, the upper surface of the connecting portion on the lock body 20 is connected to the lower surface of the second mounting portion 102, the through hole and the latch slot 203 are communicated, and the axes of the two are coincident, and the lock shaft sequentially penetrates through the latch slot 203 and the through hole and then stretches into the latch slot 201. With the above structure, the bolt 200 is conveniently inserted into the lock groove 201 by providing the lock groove 203 on the lock body 20 and providing the through hole communicating with the lock groove 203 on the second mounting portion 102.

As shown in fig. 5 to 9, the locking assembly 100 further includes a first mounting portion 101 and a reinforcing portion 103, the first mounting portion 101 and the second mounting portion 102 are connected, two ends of the reinforcing portion 103 are connected to the first mounting portion 101 and the second mounting portion 102, respectively, the reinforcing portion 103, the first mounting portion 101 and the second mounting portion 102 enclose a receiving chamber 107, the lock link 300 is disposed in the receiving chamber 107, and a gap is provided between the reinforcing portion 103 and the lock link 300. By adopting the structure, the lock connecting rod 300 is arranged in the accommodating cavity 107 surrounded by the first mounting part 101, the second mounting part 102 and the reinforcing part 103, so that the compactness of the structure of the locking device 1000 is improved, the lock connecting rod 300 can be protected through the accommodating cavity 107, and the service life of the lock connecting rod 300 is prolonged; the reinforcement 103 and the lock link 300 have a gap therebetween, so that the reinforcement 103 can be prevented from interfering with the movement of the lock link 300, and the stability and reliability of the movement of the lock link 300 are improved, thereby improving the stability and reliability of the locking or unlocking of the battery pack by the locking device 1000.

Specifically, the rotation ends of the respective lock bolts 200 are connected to the lock link 300, and when the lock link 300 is driven to move or a certain lock bolt 200 is driven to move, the plurality of lock bolts 200 can synchronously rotate, thereby realizing synchronous locking and unlocking of the plurality of lock bolts 200 to the plurality of lock shafts. In this embodiment, the rotational end is rotatably coupled (e.g., via a pin) to lock link 300. All the lock bolts 200 can be driven to synchronously rotate by utilizing the external force to drive the lock connecting rod 300 or any lock bolt 200, and the lock bolts 200 can be synchronously converted into an unlocking state from a locking state through an intermediate state, and vice versa, so that synchronous locking and unlocking of a plurality of lock shafts are realized, the control of locking and unlocking is more convenient, and the quick locking and unlocking of a battery pack are facilitated.

As shown in fig. 10 and 11, the present embodiment continues to provide an electric vehicle 10000, the electric vehicle 10000 including a locking device 1000, the locking device 1000 being mounted on a girder 2000 of the electric vehicle 10000. By adopting the structure, the module holes of the locating piece 2 and the girder 2000 are used for locating and fixing, so that the installation holes formed in the locking mechanism 1 are aligned with the module holes, larger installation deviation can be avoided, the connection precision of the locking device 1000 and the girder 2000 is improved, the connection of the locking device 1000 and the girder 2000 is facilitated, and the installation efficiency of the locking device 1000 and the girder 2000 is improved; in addition, locating piece 2 is connected with the cooperation of girder 2000, can prevent that electric vehicle 10000 from making girder 2000 and locking device 1000 produce relative motion in the vibrations of driving the in-process, improved locking device 1000 and girder 2000 connection's stability and reliability, and adopt above-mentioned structural style, locating piece 2 can bear certain tangential force, reduced the tangential force that the bolt of installation locking device 1000 and girder 2000 receives, thereby can prevent that the bolt from being cut because of tangential force, further improved locking device 1000 and girder 2000 connection's stability and reliability.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model 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 principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims (15)

1. The utility model provides a locking subassembly, installs on electric vehicle's girder, locking subassembly is used for cooperating with the locking piece of battery package in order to carry out locking or unblock to the battery package, a serial communication port, locking subassembly include locking mechanism and setting element, the setting element with locking mechanism is connected, and to be close to the direction protrusion of girder in locking mechanism, the setting element be used for with the girder cooperation is connected.

2. The locking assembly of claim 1, wherein the detent extends from a first surface of the locking mechanism toward a direction proximate the girder, wherein the first surface is a surface of the locking mechanism proximate the girder;

And/or the number of the positioning pieces is a plurality of, and the distribution direction of the positioning pieces is an angle with the axis direction of the first surface provided with the positioning pieces in the locking mechanism;

And/or the positioning piece is a cylindrical pin or a diamond pin.

3. The locking assembly of claim 1, wherein the locking mechanism comprises a mount and a lock body, the mount being coupled to the lock body, the mount being configured to couple to the girder, the lock body being configured to mate with the locking member; the locating piece is arranged on the mounting seat.

4. A locking assembly according to claim 3, wherein the locating member is disposed at an end of the mounting block adjacent the lock body.

5. A locking assembly as claimed in claim 3, wherein the mounting base includes a first mounting portion and a second mounting portion, the first mounting portion and the second mounting portion being connected, and the direction of extension of the first mounting portion being at an angle to the direction of extension of the second mounting portion, the first mounting portion being for connection with the girder and the second mounting portion being for connection with the lock body;

The first width of one end of the first installation part far away from the second installation part is not larger than the second width of one end of the first installation part near the second installation part.

6. The lock assembly of claim 5, wherein the lock body is provided with a lock groove, and a distance between the lock groove and a first surface of the first mounting portion remote from the second mounting portion is equal to a distance between the lock groove and a second surface of the second mounting portion remote from the first mounting portion in a direction perpendicular to the lock groove;

And/or, the mounting seat further comprises a reinforcing part, and two ends of the reinforcing part are respectively connected with the first mounting part and the second mounting part.

7. The locking assembly of claim 5, wherein the first mounting portion defines a first mounting hole, the first mounting hole being configured to allow a connector to extend through and into the girder to connect with the girder, such that the first mounting portion is connected with the girder via the connector.

8. The locking assembly of claim 7, wherein the number of first mounting holes is plural, and the plural first mounting holes are symmetrically arranged along a length direction and/or a width direction of the first mounting portion;

and/or the projection area of the first mounting hole and the positioning piece to the first mounting part is not overlapped.

9. The locking assembly of claim 7, wherein the first width is less than the second width;

The first mounting part is close to one end of the second mounting part and is provided with a second mounting hole, and the distance from the center of the second mounting hole to the axis of the first mounting part is greater than the distance from the center of the first mounting hole to the axis of the first mounting part.

10. The locking assembly of claim 9, wherein the first mounting portion defines a recess, and the second mounting hole defines a bottom of the recess.

11. The locking assembly of claim 5, wherein the first mounting portion and the second mounting portion define a receiving cavity, the lock body extending into the receiving cavity after passing through the second mounting portion;

Or one end of the second installation part far away from the first installation part is detachably connected with the lock body;

Or the lock body is arranged at one end, far away from the first installation part, of the second installation part, and the second installation part and the lock body are integrally formed.

12. A locking device comprising a lock link, a locking bolt and a locking assembly according to any one of claims 1 to 11, wherein the locking assembly is provided with a locking groove, one end of the locking bolt is rotatably connected to the lock link, and the other end of the locking bolt extends into the locking groove.

13. The locking device of claim 12, wherein the locking assembly comprises a lock body and a second mounting portion, the second mounting portion is configured to be connected to the lock body, the lock slot is formed in the lock body, a lock tongue slot that is in communication with the lock slot is further formed in the lock body, a through hole that is in communication with the lock tongue slot is formed in the second mounting portion, and the lock tongue extends into the lock slot after penetrating through the through hole and the lock tongue slot.

14. The locking device of claim 13, wherein the locking assembly further comprises a first mounting portion and a reinforcing portion, the first mounting portion and the second mounting portion are connected, two ends of the reinforcing portion are connected with the first mounting portion and the second mounting portion respectively, the reinforcing portion, the first mounting portion and the second mounting portion enclose a containing cavity, the lock link is disposed in the containing cavity, and a gap is formed between the reinforcing portion and the lock link.

15. An electric vehicle comprising a locking device according to any one of claims 12-14, said locking device being mounted on a girder of said electric vehicle.