CN212950106U - Locking mechanism assembly, power battery installation device, system and electric automobile - Google Patents

Abstract

The utility model provides a locking mechanism assembly, power battery installation device, system and electric automobile, wherein the locking mechanism assembly includes: a connecting member connected to the plurality of locking mechanism bodies; secondary locking mechanism includes: the unlocking device comprises a driving rod capable of pivoting, a locking rod vertically arranged at one end of the driving rod and an unlocking plate, wherein the first end of the unlocking plate is fixedly connected with a connecting part, and an unlocking opening facing the driving rod is arranged on the unlocking plate; when the secondary locking mechanism is in a locking state, the lock rod is abutted against the unlocking plate; when the secondary locking mechanism is in an unlocking state, the lock rod is positioned in the unlocking opening. The technical scheme of the utility model dual locking of accessible will treat the fixed part locking on a plurality of locking mechanism bodies to can realize that the linkage unblock is dismantled, can convenient installation and dismantlement process, improve the change efficiency of treating the fixed part.

Description

Locking mechanism assembly, power battery installation device, system and electric automobile

Technical Field

The utility model relates to a mechanical structure technical field, in particular to locking mechanism assembly, power battery installation device, system and electric automobile.

Background

In the two parts fixedly connected, if one part is in failure or cannot be used normally, the part needs to be replaced. In the prior art, a power battery and a vehicle body of an electric vehicle are generally two parts fixedly connected, when the electric quantity of the power battery is exhausted, the electric vehicle needs to be charged immediately to ensure normal running of the electric vehicle, although charging facilities are continuously improved at present, so that charging is more convenient, a large amount of time is wasted in charging under the condition that the time of a user is urgent, and the time of the user is saved by adopting a battery replacement mode.

At present, a power battery of an electric automobile is generally welded or bolted with an automobile body in the prior art, and the problems of complex installation and disassembly processes and long consumed time of a quick-change power battery pack exist. Therefore, how to rapidly change the battery becomes a problem to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical purpose that will reach provides a locking mechanism assembly, power battery installation device, system and electric automobile for the installation of the power battery package that exists among the solution prior art is complicated with the dismantlement process, longer problem consuming time.

In order to solve the above technical problem, the embodiment of the utility model provides a locking mechanism assembly, include:

a connecting member connected to the plurality of locking mechanism bodies;

secondary locking mechanism includes: the unlocking device comprises a driving rod capable of pivoting, a locking rod vertically arranged at one end of the driving rod and an unlocking plate, wherein the first end of the unlocking plate is fixedly connected with a connecting part, and an unlocking opening facing the driving rod is arranged on the unlocking plate;

when the secondary locking mechanism is in a locking state, the lock rod is abutted against the unlocking plate; when the secondary locking mechanism is in an unlocking state, the lock rod is positioned in the unlocking opening.

Specifically, as for the locking mechanism assembly, when the driving rod or the lock rod is stressed to pivot to the secondary locking mechanism to be in the unlocking state, and the unlocking plate is subjected to a first outward force towards the driving rod, the lock rod is relatively inserted into the unlocking opening, the connecting component moves along the first direction, and the plurality of locking mechanism bodies are unlocked in a linkage manner.

Preferably, the locking mechanism assembly as described above, further comprises: first detection means for detecting the position of the drive lever and/or second detection means for detecting the position of the unlocking plate.

Specifically, as the above-described locking mechanism assembly, the secondary locking mechanism further includes: a fixed plate and a pivot shaft;

wherein, the one end of actuating lever far away from the locking lever is connected with the fixed plate through the pivot axle is rotated.

Further, as the above-mentioned locking mechanism assembly, the secondary locking mechanism further includes: the resetting mechanism is respectively connected with the fixing plate and the driving rod.

Preferably, the locking mechanism assembly as described above, further comprises: the first buffer block is fixedly arranged on the unlocking plate.

Preferably, in the locking mechanism assembly as described above, the unlocking plate is further provided with at least one guide hole, the guide hole is formed as an oblong hole, and a length direction of the guide hole is arranged along the first direction.

Specifically, as described above, the locking mechanism assembly, the connecting member includes: at least one unblock connecting rod and with a plurality of connecting blocks of unblock connecting rod fixed connection, each locking mechanism body is connected with a connecting block.

Preferably, in the above-described locking mechanism assembly, the locking mechanism body includes: the locking mechanism comprises a first locking component and a second locking component which are matched to realize locking, a plurality of locking gears are further arranged on the locking mechanism body, and the locking mechanism body is used for locking a part to be fixed through the locking of any locking gear in the plurality of locking gears.

Specifically, as for the locking mechanism assembly, a plurality of locking grooves are formed on the edge of the first locking part;

the edge of the second locking component is provided with a locking tooth;

through the relative movement of the first locking component and the second locking component, the locking tooth is meshed with any locking groove in the plurality of locking grooves, and the locking mechanism body is in a locking state; or the locking teeth are separated from the plurality of locking grooves, and the locking mechanism body is in an unlocking state.

Preferably, in the locking mechanism assembly as described above, the first locking member or the second locking member is provided with an opening shaft connected to the connecting member;

further, according to the locking mechanism assembly, when the locking mechanism body is in the locking state and the component to be fixed is subjected to an external force, the locking mechanism is unidirectionally jumped from the locking gear currently in the locking state to the adjacent locking gear.

Specifically, as for the locking mechanism assembly, the second locking member is provided with the first accommodating structure for accommodating the locking portion of the member to be fixed, and the first accommodating structure and the locking teeth are arranged on the first edge of the second locking member close to the first locking member;

or a second accommodating structure for accommodating the locking part of the component to be fixed is arranged on the first locking component, and the second accommodating structure and the locking groove are arranged on a second edge, close to the second locking component, of the first locking component.

Further, in the locking mechanism assembly as described above, the first locking member rotates around the first rotating shaft, and the second locking member rotates around the second locking member, so that the locking mechanism body is locked in any one of the locking gears, or the locking mechanism body is unidirectionally switched between two adjacent locking gears.

Preferably, in the above-described locking mechanism assembly, the locking mechanism body further includes: third detection means for detecting the position of the first locking member and/or the second locking member.

The utility model discloses a further preferred embodiment still provides a power battery installation device, include: the quick-change bracket and the locking mechanism assembly are arranged on the bracket;

the quick-change support at least comprises two first main boards which are oppositely arranged, and the locking mechanism assembly is arranged on the first main boards.

The utility model discloses a still another preferred embodiment still provides a power battery mounting system, include: the power battery pack and the power battery mounting device are characterized in that a locking part is arranged on the side wall of the power battery pack, and when the power battery pack and the power battery mounting device are locked, the locking part is inserted into the locking mechanism body.

The utility model discloses a still another preferred embodiment provides an electric automobile, include: the power battery mounting system as described above.

Compared with the prior art, the embodiment of the utility model provides a pair of locking mechanical system assembly, power battery installation device, system and electric automobile has following beneficial effect at least:

when the secondary locking mechanism is in an unlocking state, the lock rod is positioned in the unlocking opening of the unlocking plate, so that the unlocking plate can move along a first direction, and the connecting part is further driven to move along the first direction, so that the plurality of locking mechanism bodies are unlocked in a linkage manner; when locking mechanism body and secondary locking mechanism all are in the locking state, the locking lever supports with the unlocking plate and leans on, realizes dual locking, guarantees the stability of locking, when two parts of needs fixed connection, and locking mechanism assembly is connected with one of them fixed part, further treats another fixed part locking on a plurality of locking mechanism bodies, realizes the connection of dismantling of two fixed parts, can convenient installation and dismantlement process, improves the change efficiency of treating fixed part.

Drawings

Fig. 1 is a schematic structural view of a locking mechanism assembly of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural view of the secondary locking mechanism of the locking mechanism assembly of the present invention in an unlocked state;

fig. 4 is a schematic structural view of the unlocking plate of the present invention;

fig. 5 is a schematic structural view of the secondary locking mechanism of the present invention, except for the unlocking plate;

fig. 6 is a schematic structural view of a connecting member of the present invention;

fig. 7 is a schematic structural diagram of the connecting block of the present invention;

fig. 8 is a schematic structural view of the locking mechanism body of the present invention;

fig. 9 is an exploded schematic view of the locking mechanism body of the present invention;

fig. 10 is a schematic structural view of the locking mechanism body of the present invention in an unlocked state;

fig. 11 is one of the schematic structural diagrams of the locking mechanism body of the present invention in the locked state;

fig. 12 is a second schematic structural view of the locking mechanism body of the present invention in a locked state;

fig. 13 is a schematic structural view of the power battery mounting device of the present invention;

fig. 14 is a schematic structural view of a first main board of the power battery mounting device of the present invention;

fig. 15 is a schematic structural view of a power battery mounting system according to the present invention;

fig. 16 is a schematic structural view of a power battery pack according to the present invention;

fig. 17 is a schematic structural view of the locking portion of the present invention.

[ description of reference ]

100. A locking mechanism assembly; 1. a connecting member; 101. unlocking the connecting rod; 102 connecting blocks; 1021. a first through hole; 1022. a second through hole; 2. a locking mechanism body; 201. a first locking member; 2011. opening the gap; 2012. locking teeth; 2013. a third detection point; 202. a second locking member; 2021. locking the groove; 203. opening the shaft; 204. a lower cover plate; 2041. a U-shaped opening; 2042. a bending structure; 2043. a limiting column; 2051. a first rotating shaft; 2052. a second rotating shaft; 206. an upper cover plate; 207. a second buffer block; 3. an unlocking plate; 301. unlocking the opening; 302. a guide hole; 303. a first buffer block; 304. flanging; 305. a second detection point; 4. a drive rod; 401. a limiting part; 402. a first detection point; 5. a lock lever; 6. a pivotal shaft; 7. a fixing plate; 701. a limiting groove; 8. a reset mechanism; 200. a power battery mounting device; 2001. a first main board; 2002. a second main board; 2003, quick-change connectors; 300. a power battery pack; 3001. a locking portion.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments. In the following description, specific details are provided, such as specific configurations and components, merely to facilitate a thorough understanding of embodiments of the invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of the processes should be determined by the functions and the internal logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.

It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the embodiments provided herein, it should be understood that "B corresponding to a" means that B is associated with a from which B can be determined. It should also be understood that determining B from a does not mean determining B from a alone, but may be determined from a and/or other information.

Referring to fig. 1 to 3, a preferred embodiment of the present invention provides a locking mechanism assembly 100, including:

a connecting member 1, the connecting member 1 being connected to the plurality of locking mechanism bodies 2;

secondary locking mechanism includes: the unlocking device comprises a driving rod 4 capable of pivoting, a locking rod 5 vertically arranged at one end of the driving rod 4 and an unlocking plate 3 with a first end fixedly connected with a connecting part 1, wherein an unlocking opening 301 facing the driving rod 4 is arranged on the unlocking plate 3;

when the secondary locking mechanism is in a locking state, the lock rod 5 abuts against the unlocking plate 3; when the secondary lock mechanism is in the unlock state, the lock lever 5 is located in the unlock opening 301.

In the utility model discloses a preferred embodiment, locking mechanism assembly 100 mainly comprises a plurality of locking mechanism bodies 2, adapting unit 1 and secondary locking mechanism, and wherein, adapting unit 1 is connected with a plurality of locking mechanism bodies 2 for can make a plurality of locking mechanism bodies 2 linkage unblocks through adapting unit 1, be favorable to reducing the unblock time and improve unblock efficiency, it should explain that adapting unit 1 can just can only carry out the linkage unblock by initial position along the first direction motion. The first end of the unlocking plate 3 of the secondary locking mechanism is fixedly connected with the connecting part 1, so that the connecting part 1 can be driven to move by pushing the unlocking plate 3, and meanwhile, when the secondary locking mechanism is in a locking state, namely the locking rod 5 is in a first locking position, the locking rod 5 abuts against the unlocking plate 3, so that the unlocking plate 3 cannot move along the first direction towards the driving rod 4, namely the connecting part 1 cannot be driven to carry out linkage unlocking, thus realizing double locking of the locking mechanism assembly 100 and being beneficial to ensuring the locking stability of the locking mechanism body 2; when the lock rod 5 pivots to the first unlocking position located in the unlocking opening 301, the lock rod 5 cannot block the unlocking plate 3, so that the unlocking plate 3 can drive the connecting part 1 to move along the first direction, and the plurality of locking mechanism bodies 2 are further unlocked in a linkage manner.

It should be noted that, when two parts need to be fixedly connected, the locking mechanism assembly 100 is connected with one of the fixed parts, and further, the other part to be fixed is locked and fixed on the plurality of locking mechanism bodies 2 through the locking mechanism assembly 100, so that the two fixed parts can be detachably connected, and the installation and detachment processes are convenient. For example, when the part to be fixed is the quick-change power battery pack 300, the mechanism assembly is fixed on the vehicle body, and the power battery pack 300 is locked or unlocked simultaneously by using the locking state and the unlocking state of each locking mechanism body 2, so that the detachable connection between the power battery pack 300 and the vehicle body is realized, the installation and the detachment process of the power battery pack 300 can be facilitated, and the replacement efficiency of the power battery pack 300 is effectively improved.

Further, the lock lever 5 is located in the unlock opening 301, and the referenceable lock lever 5 is located on an extended path of the unlock opening 301 toward the drive lever 4.

Specifically, in the locking mechanism assembly as described above, when the driving rod 4 or the lock rod 5 is forced to pivot until the secondary locking mechanism is in the unlocked state, and the unlocking plate 3 is subjected to an external force in the first direction toward the driving rod 4, the lock rod 5 is relatively inserted into the unlocking opening 301, the connecting member 1 moves in the first direction, and the plurality of locking mechanism bodies 2 are interlocked and unlocked.

In a preferred embodiment of the present invention, when unlocking the locking mechanism assembly, first, by pushing the driving rod 4 or the lock rod 5, the secondary locking mechanism is in the unlocking state, that is, the lock rod 5 is pivoted to the first unlocking position located in the unlocking opening 301 from the first locking position abutting against the unlocking rod 3, and when the unlocking plate 3 receives the external force along the first direction external force toward the driving rod 4, the lock rod 5 is relatively inserted into the unlocking opening 301, and the unlocking plate 3 cannot be blocked, so that the unlocking plate 3 can drive the connecting component 1 to move along the first direction, and further, the locking mechanisms 2 are unlocked in a linked manner.

Preferably, the position of the unlocking opening 301 can be set by a technician according to actual requirements, so that the locking mechanism assembly 100 can adjust the pivoting angles of the driving rod 4 and the lock rod 5 according to actual requirements.

Alternatively, the lock lever 5 may be rotatably connected to the driving lever 4, and the lock lever 5 is in rolling contact with the second end of the unlocking plate 3 when the driving lever 4 pivots, thereby facilitating the driving lever 4 to pivot from the first locking position to the first unlocking position.

Optionally, the edge of the second end of the unlocking plate 3 is similar to the moving path of the locking rod 5, so that the locking rod 5 always abuts against the unlocking plate 3 before the locking rod 5 moves to correspond to the unlocking opening 301, and the locking stability is ensured.

Referring to fig. 2 to 4, optionally, the outer edge of the unlocking plate 3 is provided with a flange 304, so as to facilitate the locking rod 5 to abut against the unlocking plate 3 and to facilitate pushing the unlocking plate 3 to move along the first direction.

Preferably, the locking mechanism assembly 100 as described above further includes: first detection means for detecting the position of the drive rod 4 and/or second detection means for detecting the position of the unlocking plate 3.

The utility model discloses a preferred embodiment, in order to learn the locking condition of secondary locking mechanism, be provided with the first detection device that is used for detecting 4 positions of actuating lever, wherein, locking lever 5 installs on actuating lever 4, when locking lever 5 is in first locking position, actuating lever 4 is in corresponding second locking position, when locking lever 5 is in second unlocking position, actuating lever 4 is in corresponding second unlocking position, only can confirm the positional information of locking lever 5 through the positional information that first detection device acquireed actuating lever 4 this moment, and then can learn secondary locking mechanism and be in unlocked state or locked state. Similarly, owing to can drive the linkage unblock of locking mechanism body 2 when promoting the motion of unlocking plate 3, consequently, be convenient for learn the locking condition of locking mechanism body 2 and secondary locking mechanism, still can set up the second detection device who is used for detecting unlocking plate 3 position, wherein, when unlocking plate 3 is in the third locking position, can tentatively confirm that secondary locking mechanism and locking mechanism body 2 are in the locking state, when unlocking plate 3 is by the third locking position to the third unlocking position removal, can confirm that secondary locking mechanism and locking mechanism body 2 are in the unlocking state, be convenient for in time whole locking mechanism assembly 100 be the locking condition.

Referring to fig. 4 and 5, optionally, a first detection point 402 corresponding to the first detection device is provided on the driving rod 4, and when the first detection point 402 is detected by the first detection device, it is determined that the driving rod 4 is in the first locking position or the first unlocking position. Similarly, the unlocking plate 3 is provided with a second detection point 305 corresponding to the second detection device, and when the second detection device detects the second detection point 305, it is determined that the unlocking plate 3 is at the third locking position or the third unlocking position. Specifically, the first detection point 402 and the second detection point 305 are protrusions or grooves, and the first detection device and the second detection device are sensors; optionally, according to different kinds of sensors, a part of the sensor is disposed at the protrusion or the groove, and the present application also belongs to the protection scope. For example, when the sensor is a hall sensor, the corresponding detected part is disposed at the protrusion or the groove, and specifically, the detected part is magnetic steel.

Referring to fig. 2, 3 or 5, in particular, the locking mechanism assembly 100 as described above, the secondary locking mechanism further includes: a fixed plate 7 and a pivot shaft 6;

wherein, one end of the driving rod 4 far away from the lock rod 5 is rotatably connected with the fixed plate 7 through a pivot shaft 6.

In a specific embodiment of the present invention, the secondary locking mechanism further includes a fixing plate 7 and a pivot shaft 6, wherein the fixing plate 7 is provided with a fixing portion, and the fixing portion can be fixedly connected to the fixing component; and the pivot shaft 6 is rotatably connected with one end of the driving rod 4 far away from the lock rod 5, which is beneficial to ensuring the stable positions of the driving rod 4 and the lock rod 5.

Referring to fig. 2, 3 or 5, preferably, one end of the driving rod 4, which is away from the lock rod 5, is further provided with a limiting portion 401 protruding toward the fixing plate 7, the fixing plate 7 is provided with a limiting groove 701 or a limiting hole for accommodating the limiting portion 401, when the driving rod 4 is located at the first locking position, the limiting portion 401 abuts against one side wall of the limiting groove 701 or the limiting hole, and when the driving rod 4 is located at the first unlocking position, the limiting portion 401 abuts against the other side wall of the limiting groove 701 or the limiting hole, so that the situation that locking or unlocking cannot be performed due to an excessively large rotation angle of the driving rod 4 is avoided.

Referring to fig. 2 or fig. 3, further, in the locking mechanism assembly 100 as described above, the secondary locking mechanism further includes: the reset mechanism 8 and the reset mechanism 8 are respectively connected with the fixed plate 7 and the driving rod 4.

In another preferred embodiment of the present invention, the secondary locking mechanism further includes a reset mechanism 8, wherein the reset mechanism 8 is respectively connected to the fixing plate 7 and the driving rod 4, and when the driving rod 4 is located at the first unlocking position, the reset mechanism 8 drives the driving rod 4 to rotate to the first locking position relative to the fixing plate 7 under the action of the elastic force or the driving force, so as to reset the driving rod 4. Preferably, the return mechanism 8 is a spring, including but not limited to a torsion spring and an extension spring.

Referring to fig. 2-4, preferably, the locking mechanism assembly 100 as described above further includes: a first buffer block 303 fixedly mounted on the unlocking plate 3.

In another preferred embodiment of the present invention, the unlocking plate 3 is further provided with a first buffer block 303, wherein the first buffer block 303 is disposed facing the fixing member according to the position relationship between the unlocking plate 3 and the fixing member, so that when the unlocking plate 3 moves along the first direction, the first buffer block 303 can avoid the unlocking plate 3 from colliding or rubbing with the fixing member, thereby avoiding generating noise and damaging the fixing member or the unlocking plate 3. Specifically, the first buffer block 303 includes a buffer portion and a connecting portion, and is fixedly connected to the unlocking plate 3 through the connecting portion, and the fixing manner is preferably clamped and fixed, and a person skilled in the art can also determine the connecting manner according to the material of the connecting portion; the material of the buffer part includes but is not limited to nylon, plastic, rubber, etc., and the material of the connecting part is preferably hard material such as: hard metal, hard plastic, and the like.

Referring to fig. 2 to 4, preferably, in the locking mechanism assembly 100 as described above, the unlocking plate 3 is further provided with at least one guide hole 302, the guide hole 302 is formed as an oblong hole, and the length direction of the guide hole 302 is arranged along the first direction.

In another preferred embodiment of the present invention, at least one guiding hole 302 is further disposed on the unlocking plate 3, wherein the length direction of the guiding hole 302 formed as the oblong hole is disposed along the first direction, so that when the unlocking plate 3 is pushed to move, the unlocking plate 3 can be ensured to move along the first direction through the guiding hole 302 and the guiding post disposed on the fixing member, thereby avoiding the occurrence of movement deviation caused by the unlocking plate 3, and causing the connecting member 1 to be damaged.

Referring to fig. 6, specifically, as the above-described locking mechanism assembly 100, the connecting member 1 includes: at least one unlocking connecting rod 101 and a plurality of connecting blocks 102 fixedly connected with the unlocking connecting rod 101, and each locking mechanism body 2 is connected with one connecting block 102.

In a specific embodiment of the present invention, the connecting member 1 includes: at least one unblock connecting rod 101 and a plurality of connecting block 102, wherein, connecting block 102 fixed connection is on unblock connecting rod 101, and each locking mechanism body 2 is connected with a connecting block 102, and when unblock connecting rod 101 along the motion of first direction, a plurality of connecting blocks 102 on fixed connection and the unblock connecting rod 101 can drive corresponding locking mechanism body 2, carries out the linkage unblock.

Specifically, when the connecting member 1 includes only one unlocking link 101, the shape of the unlocking link 101 is determined in accordance with the positional relationship of the respective locking mechanism bodies 2 so as to connect all of the plurality of locking mechanism bodies 2 in series, and when the connecting member 1 includes a plurality of unlocking links 101, the adjacent unlocking links 101 are connected by the connecting block 102;

referring to fig. 7, the connecting block 102 is provided with a first through hole 1021 for the unlocking connecting rod 101 to pass through, and is provided with a second through hole 1022 for the locking mechanism body 2 to connect, and an axis of the second through hole 1022 is perpendicular to an axis of the first through hole 1021. And when the connection member 1 includes the plurality of unlocking links 101, the first through hole 1021 may communicate with the second through hole 1022.

When the locking mechanism body 2 is unlocked by rotation, the second through hole 1022 is formed as an oblong hole, and the length direction of the second through hole 1022 and the axis of the first through hole 1021 form a preset angle.

Referring to fig. 8 to 12, preferably, as the above-described lock mechanism assembly 100, the lock mechanism body 2 includes: the first locking part 202 and the second locking part 201 are matched to realize locking, a plurality of locking gears are further arranged on the locking mechanism body 2, and the locking mechanism body 2 locks a part to be fixed through locking of any locking gear in the plurality of locking gears.

In an embodiment of the present invention, the locking mechanism body 2 includes: the first locking component 202 and the second locking component 201 can realize the locking of the locking mechanism body 2 to the component to be fixed through the matching of the first locking component 202 and the second locking component 201. Preferably, the locking mechanism body 2 is further provided with multiple locking gears, and the multiple locking gears enable the parts to be connected with the locking mechanism body 2 through locking of any one locking gear, so that the effect of redundancy design is achieved, and the problem that the locking mechanism body 2 is not enough in locking rigidity due to uneven stress of the locking mechanism body 2 caused by machining errors of the parts to be fixed in a locking state is solved.

Alternatively, in the case where the locking mechanism body 2 is in the locked state, the locked gear in which the locking mechanism body 2 is in the locked state can be shifted between different locked gears. Thus, under the condition that the part to be fixed is in the locked state, if the part to be fixed bumps or vibrates under the action of external force, the locking mechanism body 2 can jump from the current locking gear to another adjacent locking gear, and the locking rigidity is ensured to meet the requirement.

Referring to fig. 8 to 12, in particular, the locking mechanism assembly as described above, a plurality of locking grooves 2021 are provided on the edge of the first locking part 202;

the edge of the second locking part 201 is provided with a locking tooth 2012;

by the relative movement of the first locking part 202 and the second locking part 201, the locking tooth 2012 is engaged with any locking groove 2021 of the plurality of locking grooves 2021, and the locking mechanism body 2 is in a locking state; alternatively, the latch tooth 2012 is separated from the plurality of latch grooves 2021, and the latch mechanism body 2 is in the unlocked state.

The utility model discloses an in a concrete embodiment, through the meshing of any locked groove 2021 in a lock tooth 2012 and a plurality of locked groove 2021, constitute a locking and keep off the position, multistage locking has been realized, make and treat that fixed part can the locking on the locking gear of difference, thereby treat fixed part's processing and/or installation error, and, the atress warp etc. and carried out redundant design, when having reduced and treating fixed part locking on locking mechanism body 2, locking mechanism body 2 and/or the inhomogeneous condition of treating fixed part atress have improved life between them.

Referring to fig. 8 to 12, further, in the locking mechanism assembly as described above, the first locking member 202 or the second locking member 201 is provided with the opening shaft 203 connected to the connecting member 1.

In a specific embodiment of the present invention, the opening shaft 203 connected to the connecting part 1 is provided on the first locking part 202 or the second locking part 201, so that the plurality of locking mechanism bodies 2 can be connected to the connecting part 1 through the opening shaft 203, and the sliding of the connecting part 1 is converted into the rotation of the first locking part 202 or the second locking part 201 through the connection of the opening shaft 203 and the connecting part 1, or the rotation of the first locking part 202 or the second locking part 201 is converted into the sliding of the connecting part 1, thereby facilitating the linkage unlocking of the plurality of locking mechanism bodies 2 through the connecting part 1.

Preferably, in the locking mechanism assembly as described above, when the locking mechanism body (2) is in the locked state and the component to be fixed is subjected to an external force, the locking mechanism body (2) is unidirectionally jumped from the locked gear position currently in the locked state to the adjacent locked gear position.

The utility model discloses a in a concrete embodiment, be in the locking state at locking mechanism body 2, and treat that fixed part receives under the condition of external force, the locking gear can be followed the locking gear one-way jump that is in the locking state at present to adjacent locking gear, is close to promptly from treating that fixed part's locking gear jumps to keeping away from treat fixed part's locking gear. That is, with the locking mechanism body 2 in the locked state, the locked gear can be shifted only in one direction, specifically, the locked gear can be shifted only from a gear close to the member to be fixed to a gear far from the member to be fixed; therefore, the redundant design is realized, the problem that the service life of the locking mechanism body 2 is shortened due to uneven stress caused by machining errors or installation errors of the part to be fixed is solved, and meanwhile, the situation that the part to be fixed falls off due to insufficient locking rigidity caused by the fact that gears in a locking state jump back and forth among different locking gears is avoided; the locking rigidity of the locking gear close to the component to be fixed is smaller than that of the locking gear far away from the component to be fixed.

With reference to fig. 9 to 12, further, in the locking mechanism assembly as described above, the second locking component (201) is provided with a first accommodating structure (2011) for accommodating the locking portion of the component to be fixed, and the first accommodating structure (2011) and the locking tooth (2012) are provided on a first edge of the second locking component (201) close to the first locking component (202);

or a second accommodating structure for accommodating a locking part of the component to be fixed is arranged on the first locking component (202), and the second accommodating structure and the locking groove (2021) are arranged on a second edge of the first locking component (202) close to the second locking component (201).

In an embodiment of the present invention, the second locking member is provided with a first receiving structure for receiving the locking portion, and the locking portion of the member to be fixed is inserted into the first receiving structure, so that the locking portion pushes the second locking member, and the locking tooth is engaged with a locking groove, so as to lock the portion to be fixed to the locking mechanism body; specifically, be provided with on first containment structure's the lateral wall with locking portion complex top push face, the locking portion top of being convenient for pushes away second locking part. Similarly, a second accommodating structure for accommodating the locking part of the member to be fixed can be arranged on the first locking member for inserting the locking part.

Referring to fig. 8 to 12, in the locking mechanism assembly described above, specifically, the first locking member 202 rotates about the first rotating shaft 2051, and the second locking member 201 rotates about the second rotating shaft 2052, so that the locking mechanism body 2 is locked in any one of the locking gears, or the locking mechanism body 2 is unidirectionally switched between two adjacent locking gears.

In a specific embodiment of the utility model, first locking part 202 and second locking part 201 rotate through first pivot 2051 and second pivot 2052 respectively, and the accessible sets up the self return that return structure realized first locking part 202 and second locking part 201, compare in slip locking etc. and be convenient for more lock, unblock and locking fender position switch.

Preferably, as the above-described locking mechanism assembly, the locking mechanism body 2 further includes: third detection means for detecting the position of the first locking part 202 and/or the second locking part 201.

Referring to fig. 10 to 12, in a preferred embodiment of the present invention, in order to obtain the locking condition of the locking mechanism body 2, a third detecting device for detecting the position of the first locking component 202 and/or the second locking component 201 is provided, wherein it can be obtained whether the locking mechanism body 2 is in the unlocked state or the locked state by obtaining the position information of the position of the first locking component 202 and/or the second locking component 201. Optionally, a third detecting point 2013 corresponding to a third detecting device is provided on the first locking component 202 and/or the second locking component 201, and when the third detecting device detects the third detecting point 2013, it is determined that the locking mechanism body 2 is in the unlocked state or the locked state. Specifically, the third detection point 2013 is a protrusion or a groove, and the third detection device is a sensor; optionally, according to different kinds of sensors, a part of the sensor is disposed at the protrusion or the groove, and the present application also belongs to the protection scope. For example, when the sensor is a hall sensor, the corresponding detected part is disposed at the protrusion or the groove, and specifically, the detected part is magnetic steel.

Referring to fig. 8 to 12, specifically, the locking mechanism body 2 further includes: the lower cover plate 204 is provided with a limiting structure, the first locking component 202 and the second locking component 201 are respectively pivotally mounted on the lower cover plate 204 through a first rotating shaft 2051 and a second rotating shaft 2052, and the lower cover plate 204 is provided with a limiting structure which is respectively used for limiting the second locking component 201 and the first locking component 202, so that the situation that the normal implementation of locking and unlocking is influenced due to the overlarge rotating angle of the second locking component 201 and the first locking component 202 is avoided, and meanwhile, other components are prevented from being damaged; alternatively, the limiting structures may be bent structures 2042 on both sides of the lower cover plate 204 and/or limiting posts 2043 separately disposed on the lower cover plate 204.

Further, in order to prevent the first locking member 202 or the second locking member 201 from rotating excessively, a second buffer block 207 may be disposed on a side of the lower cover 204 opposite to the insertion end of the locking portion 3001 with respect to the first locking member 202 or the second locking member 201.

Preferably, the first rotating shaft 2051 and the second rotating shaft 2052 are hollow pipes, so that bolts can penetrate through the hollow pipes and fix the locking mechanism body 2.

Preferably, the lower cover plate 204 is further provided with a U-shaped opening 2041 corresponding to the first receiving structure 2011 or the second receiving structure, and when the locking mechanism body 2 is in the locked state, a locking hole is formed between the first receiving structure 2011 or the second receiving structure and the U-shaped opening 2041, so as to further limit the locking portion 3001. Further, a buffer structure may be disposed at the closed end of the U-shaped opening 2041 to prevent the locking portion 3001 and the lower cover plate 204 from generating a hard impact.

Referring to fig. 8 or 9, optionally, the locking mechanism body 2 further includes: an upper cover plate 206 corresponding to the lower cover plate 204, the upper cover plate 206 and the lower cover plate 204 are connected to form a housing, and the first locking member 202 and the second locking member 201 are disposed between the upper cover plate 206 and the lower cover plate 204.

Referring to fig. 13 or 14, another preferred embodiment of the present invention further provides a power battery mounting device 200, including: a quick-change holder and locking mechanism assembly 100 as described above;

the quick-change bracket at least comprises two first main plates 2001 which are oppositely arranged, and the locking mechanism assembly 100 is arranged on the first main plates 2001.

In another preferred embodiment of the present invention, there is also provided a power battery installation device 200, which includes the locking mechanism assembly 100 as described above. Specifically, the power battery mounting device 200 further includes a quick-change bracket for mounting on the vehicle frame. The quick-change support at least comprises two first main boards 2001 which are arranged oppositely, and each first main board 2001 is provided with the locking mechanism assembly 100, so that when the power battery pack 300 is installed, the power battery pack 300 is locked through two opposite sides, the installation stability of the power battery pack 300 is guaranteed, the power battery pack 300 is installed through the locking mechanism assemblies 100, the installation and the disassembly processes of the power battery pack 300 can be facilitated, and the replacement efficiency of the power battery pack 300 is effectively improved.

Optionally, when the locking mechanism assembly 100 is disposed on the first main board 2001, the driving rod 4 and the unlocking board 3 are respectively located on two sides of the first main board 2001, and the locking rod 5 penetrates through the first main board 2001 and abuts against the unlocking board 3, which is beneficial to protecting the driving rod 4 and the like, and meanwhile, the number of structures between the two first main boards 2001 is reduced, and at this time, the driving rod 4 and the locking rod 5 are pivoted by pushing the locking rod 5.

Referring to fig. 13 and 15, the quick-change cradle preferably further comprises at least one second main board 2002 connecting the two first main boards 2001, the second main board 2002 being located at one end of the first main board 2001, wherein one second main board 2002 is provided with a quick-change connector 2003 for connecting with an electrical connector of the power battery pack 300. When there are two second main boards 2002, another second main board 2002 is located at another section of the first main board 2001, and the first main board 2001 and the second main board 2002 form a frame, which is beneficial to improving the structural stability of the quick-change bracket.

Referring to fig. 15 to 17, still another preferred embodiment of the present invention provides a power battery mounting system, including: the power battery pack 300 and the power battery installation device 200 as described above, wherein the power battery pack 300 is provided with a locking portion 3001 on a side wall thereof, and when the power battery pack 300 is locked with the power battery installation device 200, the locking portion 3001 is inserted into the locking mechanism body 2.

In another preferred embodiment of the present invention, there is provided a power battery mounting system, including: power battery package 300 and foretell power battery installation device 200, wherein, be provided with locking part 3001 on power battery package 300's the lateral wall, when power battery package 300 and power battery installation device 200 locking, locking part 3001 is inserted and is located locking mechanism body 2 in, through the dual locking of locking mechanism body 2 and secondary locking mechanism, can guarantee that power battery package 300 installs for the steadiness, and simultaneously, only need carry out the unblock to secondary locking mechanism when the installation, only need drive secondary locking mechanism unblock and promote unlocking plate 3 and drive adapting unit 1 motion and realize a plurality of locking mechanism linkage unblocks when dismantling, the installation and the dismantlement process that can convenient power battery package 300, power battery package 300's change efficiency has effectively been improved.

Preferably, the first main board 2001 and/or the second main board 2002 are further provided with a first limiting mechanism, and the first limiting mechanism is connected with a side wall of the power battery pack 300 or a second limiting mechanism provided on the side wall of the power battery pack 300 in a matching manner, so that the movable range of the power battery pack 300 in the power battery installation device 200 is limited.

Specifically, when the power battery pack is installed in the power battery installation apparatus 200, the lock lever 5 is first pivoted to the first unlocking position, and when the lock lever 5 is located at the first unlocking position, the locking portion 3001 may be inserted into the locking mechanism body 2, and by relatively lifting the power battery pack 300, the locking portion 3001 is inserted into the locking mechanism body 2, so as to lock the locking portion 3001, and the lock lever 5 is pivoted to the first locking position, so that the power battery pack 300 is fixedly installed in the power battery installation apparatus 200. When the power battery pack is disassembled, the lock rod 5 is firstly pivoted to a first unlocking position, when the lock rod 5 is located at the first unlocking position, the unlocking plate 3 is pushed to move along the first direction, the connecting part 1 is driven to move, the locking mechanism bodies 2 are enabled to be unlocked in a linkage mode, the locking part 3001 is released from the locking mechanism bodies 2, the power battery pack 300 is disassembled from the power battery mounting device 200, and then reverse acting force is exerted through the action of canceling force, so that the locking mechanism assembly 100 is enabled to be recovered to the original position.

The utility model discloses a still another preferred embodiment provides an electric automobile, include: the power battery mounting system as described above.

The utility model discloses a still another preferred embodiment provides an electric automobile including foretell power battery installing the system, has made things convenient for the installation and the dismantlement process of power battery package, has effectively improved the change efficiency of power battery package.

It should be noted that the locking portion 3001 may be a cylindrical structure or an annular structure, and may further include a mounting base for facilitating mounting, so as to ensure mounting stability by enlarging the mounting surface and increasing the mounting point. Fig. 17 of the present invention only shows a schematic structure of the locking portion 3001 formed in a columnar structure.

Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (18)

1. A locking mechanism assembly, comprising:

a connecting member (1), wherein the connecting member (1) is connected with a plurality of locking mechanism bodies (2);

secondary locking mechanism includes: the unlocking device comprises a driving rod (4) capable of pivoting, a locking rod (5) vertically arranged at one end of the driving rod (4) and an unlocking plate (3) with the first end fixedly connected with the connecting part (1), wherein an unlocking opening (301) facing the driving rod (4) is formed in the unlocking plate (3);

when the secondary locking mechanism is in a locking state, the lock rod (5) is in a first locking position abutting against the unlocking plate (3); when the secondary locking mechanism is in an unlocking state, the lock rod (5) is positioned in the unlocking opening (301).

2. The locking mechanism assembly of claim 1, wherein when the driving rod (4) or the locking rod (5) is pivoted to the secondary locking mechanism under the action of force and is in an unlocking state, and the unlocking plate (3) is subjected to an external force along a first direction towards the driving rod (4), the locking rod (5) is relatively inserted into the unlocking opening (301), the connecting component (1) moves along the first direction, and the locking mechanism bodies (2) are unlocked in a linkage manner.

3. The locking mechanism assembly of claim 1, further comprising:

first detection means for detecting the position of the drive rod (4) and/or second detection means for detecting the position of the unlocking plate (3).

4. The locking mechanism assembly of claim 1, wherein the secondary locking mechanism further comprises: a fixed plate (7) and a pivot shaft (6);

one end, far away from the lock rod (5), of the driving rod (4) is rotatably connected with the fixed plate (7) through the pivot shaft (6).

5. The locking mechanism assembly of claim 4, wherein the secondary locking mechanism further comprises: the reset mechanism (8), reset mechanism (8) connect respectively fixed plate (7) with actuating lever (4).

6. The locking mechanism assembly of claim 4, further comprising: a first buffer block (303) fixedly mounted on the unlocking plate (3).

7. The locking mechanism assembly according to claim 2, wherein the unlocking plate (3) is further provided with at least one guide hole (302), the guide hole (302) is formed as an oblong hole, and the length direction of the guide hole (302) is arranged along the first direction.

8. The locking mechanism assembly according to claim 1, characterized in that the connecting member (1) comprises: the unlocking mechanism comprises at least one unlocking connecting rod (101) and a plurality of connecting blocks (102) fixedly connected with the unlocking connecting rod (101), and each locking mechanism body (2) is connected with one connecting block (102).

9. The locking mechanism assembly according to claim 1, characterized in that the locking mechanism body (2) comprises: the locking mechanism comprises a first locking component (202) and a second locking component (201), wherein the first locking component and the second locking component are matched to realize locking, a plurality of locking gears are further arranged on a locking mechanism body (2), and a component to be fixed is locked by the locking mechanism body (2) through locking of any locking gear in the plurality of locking gears.

10. The locking mechanism assembly of claim 9, wherein the first locking member (202) is provided with a plurality of locking grooves (2021) on an edge thereof;

the edge of the second locking component (201) is provided with a locking tooth (2012);

the lock tooth (2012) is engaged with any lock groove (2021) in a plurality of lock grooves (2021) through the relative movement of the first lock component (202) and the second lock component (201), and the lock mechanism body is in a lock state; or the locking teeth (2012) are separated from the locking grooves (2021), and the locking mechanism body (2) is in an unlocked state.

11. The locking mechanism assembly of claim 9, wherein the first locking member (202) or the second locking member (201) is provided with an opening shaft (203) connected to the connecting member (1).

12. The locking mechanism assembly according to claim 9, wherein when the locking mechanism body (2) is in the locked state and the member to be fixed is subjected to an external force, the locking mechanism body (2) is unidirectionally jumped from the locked gear position currently in the locked state to the adjacent locked gear position.

13. The locking mechanism assembly of claim 10, wherein the second locking member (201) is provided with a first receiving structure (2011) for receiving a locking portion of a member to be fixed, and the first receiving structure (2011) and the locking tooth (2012) are provided on a first edge of the second locking member (201) close to the first locking member (202);

or a second accommodating structure for accommodating a locking part of a component to be fixed is arranged on the first locking component (202), and the second accommodating structure and the locking groove (2021) are arranged on a second edge, close to the second locking component (201), of the first locking component (202).

14. The locking mechanism assembly of claim 9, wherein the first locking member (202) rotates around a first rotating shaft (2051), and the second locking member (201) rotates around a second rotating shaft (2052) so as to lock the locking mechanism body (2) in any one of the locking gears, or to unidirectionally switch the locking mechanism body (2) between two adjacent locking gears.

15. The locking mechanism assembly of claim 10, wherein the locking mechanism body (2) further comprises: and third detection means for detecting the position of the first locking member (202) and/or the second locking member (201).

16. A power cell mounting device, comprising: a quick-change holder and a locking mechanism assembly (100) according to any one of claims 1 to 15;

the quick-change bracket at least comprises two first main plates (2001) which are oppositely arranged, and the locking mechanism assembly (100) is arranged on the first main plates (2001).

17. A power cell mounting system, comprising: a power battery pack (300) and a power battery mounting device (200) as claimed in claim 16, wherein a locking portion (3001) is provided on a side wall of the power battery pack (300), and when the power battery pack (300) is locked with the power battery mounting device (200), the locking portion (3001) is inserted into the locking mechanism body (2).

18. An electric vehicle, comprising: the power cell mounting system of claim 17.

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