CN116811556B - Quick locking structure and vehicle - Google Patents
Quick locking structure and vehicle Download PDFInfo
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- CN116811556B CN116811556B CN202310854820.6A CN202310854820A CN116811556B CN 116811556 B CN116811556 B CN 116811556B CN 202310854820 A CN202310854820 A CN 202310854820A CN 116811556 B CN116811556 B CN 116811556B
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- 230000000694 effects Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 241000463219 Epitheca Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Aviation & Aerospace Engineering (AREA)
- Combustion & Propulsion (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
本发明提供了快速锁止结构以及车辆，快速锁止结构包括上壳组件以及锁止组件；锁止组件包括锁止连杆以及设置于锁止连杆上的锁头；上壳组件内设有锁头活动腔以及连通锁头活动腔的锁头通道；锁头设置为在锁止连杆的驱动作用下在锁头通道与锁头活动腔之间切换。通过设置一个由锁止连杆所驱动的锁头，锁止连杆带动锁头运动进而控制快速锁止结构的开锁和锁合过程。通过在上壳内部设置锁头通道与锁头活动腔，由于锁头通道连通锁头活动腔，因而锁头可以自锁头通道进入锁头活动腔内。锁止连杆驱动锁头自锁头通道进入锁头活动腔内以实现锁合。通过该结构连接电池包与车身无需使用螺栓，便于电池包装配，提升了换电效率。
The present invention provides a quick locking structure and a vehicle, wherein the quick locking structure comprises an upper shell assembly and a locking assembly; the locking assembly comprises a locking link and a lock head arranged on the locking link; a lock head active cavity and a lock head channel connected to the lock head active cavity are arranged in the upper shell assembly; the lock head is arranged to switch between the lock head channel and the lock head active cavity under the driving action of the locking link. By arranging a lock head driven by the locking link, the locking link drives the lock head to move and thus controls the unlocking and locking process of the quick locking structure. By arranging a lock head channel and a lock head active cavity inside the upper shell, since the lock head channel is connected to the lock head active cavity, the lock head can enter the lock head active cavity from the lock head channel. The locking link drives the lock head from the lock head channel into the lock head active cavity to achieve locking. The structure does not require the use of bolts to connect the battery pack and the vehicle body, which facilitates the assembly of the battery pack and improves the efficiency of battery replacement.
Description
Technical Field
The application relates to the technical field of vehicle manufacturing, in particular to a quick locking structure and a vehicle.
Background
In the prior art, a main power battery pack of an electric vehicle is generally installed by connecting the battery pack with a vehicle body through bolts, a plurality of installation points are arranged between the vehicle body and the battery pack, and the plurality of installation points are all connected through bolts. Although the mounting mode is firm in fastening, the mounting and the dismounting of the bolts are very complex, and the battery pack cannot be quickly replaced; in particular, the current power exchange station automatically exchanges battery packs, and in the power exchange process, the whole power exchange work consumes very long time for disassembling bolts.
In view of this, the present invention has been made.
Disclosure of Invention
The application provides a quick locking structure and a vehicle, and aims to solve the technical problem that an existing battery pack and a vehicle body are inconvenient to detach in a connection mode.
The first aspect of the invention provides a quick locking structure, which comprises an upper shell component and a locking component; the locking assembly comprises a locking connecting rod and a lock head, and the lock head is arranged on the locking connecting rod; the upper shell component is internally provided with a lock head movable cavity and a lock head channel communicated with the lock head movable cavity; the lock head is arranged to be switched between the lock head channel and the lock head movable cavity under the driving action of the locking connecting rod, so that the lock head is locked on the upper shell component or the lock head and the upper shell component are unlocked.
When the locking connecting rod is acted by external force, the locking connecting rod can drive the lock head to move relative to the upper shell assembly, so that the lock head can be switched between a lock head channel and a lock head movable cavity. Specifically, after an external force is applied to the locking connecting rod, when the lock head enters the lock head movable cavity from the lock head channel under the driving action of the locking connecting rod, locking connection (namely locking) between the lock head and the upper shell component is realized; when external force is applied to the locking connecting rod again, the lock head enters the lock head channel from the lock head movable cavity under the driving action of the locking connecting rod, and the locking (namely unlocking) between the lock head and the upper shell component is released. The battery pack is connected with the vehicle body through the quick locking structure without using bolts, so that the complex disassembly and assembly process of twisting screws is avoided in the assembly and disassembly processes of the battery pack, the battery pack assembly is more convenient, and the power conversion efficiency is improved
In a further scheme of the invention, a lock head limiting groove is arranged on the bottom wall of the lock head movable cavity, and divides the bottom wall of the lock head movable cavity into a first guide wall and a second guide wall; the first guide wall and the second guide wall are inclined surfaces, so that the lock head slides into the lock head limiting groove from the first guide wall or slides into the lock head channel from the second guide wall.
In a further aspect of the invention, at least a portion of the first guide wall is disposed obliquely toward the lock cylinder limit slot and at least a portion of the second guide wall is disposed obliquely toward the lock cylinder channel.
In the scheme, the lock head limiting groove is formed in the bottom wall of the movable cavity of the lock head, and the lock head can be stably clamped into the lock head limiting groove, so that the stability of the whole structure in the locking process is stronger, and the shaking between the vehicle body and the battery pack is reduced; simultaneously, as the first guide wall and the second guide wall are inclined planes, when the lock head is locked, the lock head can slide into the lock head limiting groove through the first guide wall to limit after entering the lock head movable cavity; when the lock is released, the lock head can slide into the lock head channel through the second guide wall after leaving from the lock head limiting groove.
In a further scheme of the invention, the locking connecting rod structure further comprises a lower shell component and a pushing piece, at least part of the locking connecting rod and the pushing piece are movably arranged in the lower shell component, and the pushing piece is arranged to drive the locking connecting rod to move up and down in the lower shell component under the action of external force.
In a further aspect of the present invention, the lock link includes: the connecting part is connected with the lock head; the force receiving part is arranged opposite to the pushing piece and driven by the pushing piece; and a connecting rod part connected to the connecting part and the stress part.
In the scheme, a connecting part fixing lock head is locked on an upper shell component, a stress part and a pushing piece drive a movable device to be arranged in a lower shell component, and a connecting rod part is connected with the connecting part and the stress part; when adopting quick locking structure fixed battery package and automobile body, upper shell subassembly and inferior valve subassembly are located the corresponding setting in both ends of the mounting point department that both are connected respectively, and connecting rod portion then passes battery package and automobile body, and when locking, tapered end and upper shell subassembly are located battery package one side, and atress portion, impeller and inferior valve subassembly are located automobile body one side, or vice versa in order to realize the effect of connecting battery package and automobile body.
The invention provides a feasible scheme aiming at the connection mode of a lock head and a locking connecting rod, and particularly provides a structure that a lock head connecting hole is formed in the lock head, a connecting part is arranged in the lock head connecting hole in a penetrating mode, bolt holes are formed in the lock head and the connecting part, and the lock head and the connecting part are connected with each other through the bolt holes in the lock head and the connecting part. Through this scheme connection tapered end and locking connecting rod, when the locking subassembly damages, can dismantle tapered end or locking connecting rod in order to change the part that damages, reduce maintenance cost.
In a further scheme of the invention, the stress part is provided with a first tooth part, and the pushing piece is provided with a second tooth part; the first tooth part and the second tooth part are arranged in a dislocation way and are matched with each other under the action of external force on the pushing piece, so that the lock head is rotated to the first guide wall or the second guide wall after rising.
In the scheme, when the locking is performed, pushing force is applied to the pushing piece, the pushing piece moves upwards under the force of the pushing piece, and the first tooth part positioned on the pushing piece can prop against the second tooth part arranged on the force bearing part, so that the lock head positioned on the locking connecting rod ascends from the lock head channel to enter the lock head movable cavity or from the lock head limiting groove to enter the lock head channel; because the first tooth part and the second tooth part are arranged in a staggered manner, the locking connecting rod can receive the rotation force exerted by the pushing part because the pushing part is relatively fixed, when the lock head enters the movable cavity of the lock head, the rotation restriction of the lock head channel to the lock head can be lost, and at the moment, the locking connecting rod is driven by the pushing part to start to rotate and enter the first guide wall or the second guide wall, and enters the lock head limiting groove or the lock head channel under the guide action of the first guide wall or the second guide wall, so that locking or unlocking is realized.
In a further aspect of the invention, the upper shell assembly comprises: the upper shell is provided with a lock head channel; the upper shell upper cover and the upper shell are enclosed to form a lock head movable cavity; one end of the first reset spring is connected with the upper cover of the upper shell; and the upper shell and the lower cover are connected with the other end of the first reset spring and are accommodated in the movable cavity of the lock head.
In the scheme, when the inner part of the movable cavity of the lock head is damaged, the upper cover of the upper shell can be disassembled to overhaul the whole upper shell assembly, so that the overhaul of the whole upper shell assembly is facilitated; the upper shell and the lower cover driven by the first reset spring are arranged in the movable cavity of the lock head, so that downward pressure can be provided for the lock head entering the movable cavity of the lock head, and the lock head is forced to slide on the first guide wall or the second guide wall along the inclined plane of the first guide wall or the second guide wall to enter the lock head limiting groove or the lock head channel, thereby realizing locking or unlocking.
In a further aspect of the invention, the lower housing assembly includes: a lower housing; the lower shell upper cover is provided with a through hole for the locking connecting rod to pass through; a lower cover of the lower shell is provided with a pressing opening for the pushing piece to bear force; the lower shell, the lower shell upper cover and the lower shell lower cover enclose a containing cavity for containing at least part of the locking connecting rod.
In a further scheme of the invention, the lower shell assembly further comprises a second reset spring, the second reset spring is arranged in the accommodating cavity and sleeved on the locking connecting rod, and the second reset spring is connected to the upper shell upper cover; and/or the lower shell assembly further comprises a third return spring, and the third return spring is arranged between the locking connecting rod and the pushing piece.
In the scheme, the second reset spring is arranged in the accommodating cavity and sleeved on the locking connecting rod, and because the position of the upper cover of the lower shell is relatively fixed, the second reset spring can apply pressure towards the pushing piece to the locking connecting rod, and the force application direction of the second reset spring is the same as that of the first reset spring, so that in the locking process, after the lock head enters the first guide wall, the locking connecting rod is driven to move downwards by the pressure of the second reset spring and the first reset spring, and the lock head is driven to slide into the lock head limiting groove on the first guide wall to realize locking, and meanwhile, the downward pressure applied by the first reset spring and the second reset spring to the lock head can also improve the locking stability, so that the lock head is prevented from being separated from the lock head accommodating groove due to shaking. In the unlocking process, after the lock head enters the second guide wall, the locking connecting rod is driven by the pressure of the second return spring and the first return spring to move downwards, and then the lock head is driven to slide into the lock head channel on the second guide wall, so that unlocking is realized.
The third reset spring is arranged between the locking connecting rod and the pushing piece and used for resetting the pushing piece, and because the locking connecting rod is always pressed downwards by the first reset spring and the second reset spring, the pressure of the locking connecting rod can be transmitted to the pushing piece through the third reset spring, and the pushing piece can be reset under the pushing of the pressure.
In a further aspect of the invention, the lower shell assembly further comprises a lower shell inner plate accommodated in the accommodating cavity, the lower shell inner plate being connected to the locking connecting rod; the lower shell inner plate is provided with a first limiting piece in a protruding mode, the lower shell is provided with a first limiting chute, and the first limiting piece can rotate in the first limiting chute.
In a further scheme of the invention, the lower shell is also provided with a movable channel communicated with the accommodating cavity, and the pushing piece is arranged in the movable channel and can move up and down relative to the movable channel under the action of external force; the pushing piece is provided with a second limiting piece, the inner wall of the movable channel is provided with a second limiting chute, and the second limiting chute is used for limiting the movement of the second limiting piece.
In the scheme, the first limiting chute and the first limiting piece arranged on the lower shell inner plate are mutually matched, so that the lower shell inner plate and the locking connecting rod connected to the lower shell inner plate can rotate in the accommodating cavity, and meanwhile, the first limiting chute also has the effect of limiting the rotation range of the lower shell inner plate and the locking connecting rod; the second limiting sliding groove is matched with a second limiting part positioned on the pushing part, so that the pushing part is positioned in the accommodating cavity and can only slide up and down.
In a further scheme of the invention, the lower shell comprises a first shell and a second shell, the first shell and the second shell are enclosed to form an accommodating cavity, holes for connecting the upper covers of the lower shell are formed in the tops of the first shell and the second shell, holes for connecting the lower covers of the lower shell are formed in the bottoms of the first shell and the second shell, semicircular openings are formed in the bottoms of the first shell and the second shell so as to enclose a movable channel, at least one second limiting chute is formed in each of the first shell and the second shell, and the first limiting chute is arranged on the peripheral wall of the first shell or the peripheral wall of the second shell.
A second aspect of the present invention provides a vehicle, which is characterized by comprising a vehicle body, a battery pack, and the quick locking structure provided in the first aspect of the present invention, wherein the vehicle body and the battery pack are connected by the quick locking structure.
In summary, the quick locking structure and the vehicle provided by the application have at least the following beneficial effects:
When the locking connecting rod is acted by external force, the locking connecting rod can drive the lock head to move relative to the upper shell assembly, so that the lock head can be switched between a lock head channel and a lock head movable cavity. Specifically, after an external force is applied to the locking connecting rod, when the lock head enters the lock head movable cavity from the lock head channel under the driving action of the locking connecting rod, locking connection (namely locking) between the lock head and the upper shell component is realized; when external force is applied to the locking connecting rod again, the lock head enters the lock head channel from the lock head movable cavity under the driving action of the locking connecting rod, and the locking (namely unlocking) between the lock head and the upper shell component is released. The battery pack is connected with the vehicle body through the quick locking structure without using bolts, so that the complex disassembly and assembly process of the torsion screw is avoided in the assembly and disassembly processes of the battery pack, the battery pack assembly is facilitated, and the electricity conversion efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art that the drawings in the following description are of some embodiments of the application, and that other drawings may be obtained from these drawings without inventive effort.
FIG. 1 is a cross-sectional view of a quick lock structure provided by an embodiment of the present application;
FIG. 2 is a cross-sectional view of the quick lock structure according to the embodiment of the present application after rotating 90 degrees around the central axis;
FIG. 3 is a cross-sectional view of an upper housing provided by an embodiment of the present application; and
FIG. 4 is a cross-sectional view of the upper housing at another angle provided by an embodiment of the present application;
FIG. 5 is a schematic structural view of a locking assembly according to an embodiment of the present application;
FIG. 6 is a schematic structural view of an upper shell assembly according to an embodiment of the present application;
FIG. 7 is a schematic view of a lower shell assembly according to an embodiment of the present application; and
Fig. 8 is a schematic structural diagram of a vehicle according to an embodiment of the present application.
The reference numerals are as follows:
10. A quick locking structure; 20. a battery pack; 30. a vehicle body;
100. An upper housing assembly; 110. a lock movable cavity; 111. a first guide wall; 112. a second guide wall; 120. an upper housing; 130. an upper case lower cover; 140. a first return spring; 150. an upper cover of the upper case; 160. a lock head limit groove; 170. a lock head channel;
200. A locking assembly; 210. a lock head; 220. a locking link; 221. a connection part; 222. a link portion; 223. a force receiving part; 2231. a first tooth portion; 230. a pushing member; 231. a second tooth portion; 232. a second limiting piece; 240. a second return spring; 250. and a third return spring.
300. A lower housing assembly; 310. a lower case upper cover; 311. a through hole; 320. a lower housing; 321. the first limiting chute; 322. a movable channel; 323. the second limiting chute; 330. a lower shell inner plate; 331. a first limiting member; 340. a lower case lower cover; 341. pressing the opening.
Detailed Description
In the description of the present application, it should be understood that, if there are descriptions of terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating orientation or positional relationship, it should be understood that the orientation or positional relationship shown based on the drawings is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the application.
Furthermore, the presence of features defining "first" and "second" for descriptive purposes only, should not be interpreted as indicating or implying a relative importance or implicitly indicating the number of features indicated. Features defining "first", "second" may include at least one such defined feature, either explicitly or implicitly. If a description of "a plurality" is present, the generic meaning includes at least two, e.g., two, three, etc., unless specifically defined otherwise.
In the present application, unless explicitly stated and limited otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; the connection may be mechanical connection, electrical connection, direct connection, indirect connection through an intermediate medium, communication between two elements or interaction relationship between two elements. The specific meaning of the above terms in the present application can be understood by those skilled in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., as used herein, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Referring to fig. 1-3, a first aspect of the present invention provides a quick lock structure 10, which includes an upper housing assembly 100 and a lock assembly 200; the locking assembly 200 includes a locking link 220 and a locking head 210, the locking head 210 being disposed on the locking link 220; the upper shell assembly 100 is internally provided with a lock head movable cavity 110 and a lock head channel 170 communicated with the lock head movable cavity 110; the locking head 210 is configured to be switched between the locking head passage 170 and the locking head movable chamber 110 by the driving of the locking link 220 so that the locking head 210 is locked to the upper housing assembly 100 or unlocked between the locking head 210 and the upper housing assembly 100.
In this aspect, when the lock link 220 is subjected to an external force, the lock link 220 may move the lock cylinder 210 with respect to the upper housing assembly 100, so that the lock cylinder 210 can be switched between the lock cylinder channel 170 and the lock cylinder movable chamber 110. Specifically, when the lock head 210 enters the lock head movable cavity 110 from the lock head channel 170 under the driving action of the lock head link 220 after the external force is applied to the lock head link 220, the locking connection (i.e., locking) between the lock head 210 and the upper case assembly 100 is achieved; when the external force is applied to the locking link 220 again, the lock cylinder 210 is driven by the locking link 220 to enter the lock cylinder passage 170 from the lock cylinder movable chamber 110, so that the lock cylinder 210 and the upper case assembly 100 are unlocked (i.e., unlocked). The battery pack 20 and the vehicle body 30 are connected through the quick locking structure 10 without using bolts, so that the complex disassembly and assembly process of twisting screws is avoided in the assembly and disassembly processes of the battery pack 20, the battery pack 20 is more convenient to assemble, and the electricity conversion efficiency is improved.
In a specific application, the tapered end 210 and the tapered end channel 170 are both square, and the length of the tapered end 210 is at least smaller than the width of the tapered end channel 170, when the tapered end 210 enters the tapered end channel 170, the tapered end 210 corresponds to the direction of the tapered end channel 170 (such as the length direction), so that the tapered end 210 can enter the tapered end channel 170; the locking is achieved by rotating the lock 210 during locking such that the lock 210 is perpendicular to the lock passage 170.
Referring to fig. 4, in a further embodiment, a lock head limiting groove 160 is provided on the bottom wall of the lock head movable cavity 110, and the lock head limiting groove 160 divides the bottom wall of the lock head movable cavity 110 into a first guide wall 111 and a second guide wall 112; the first guide wall 111 and the second guide wall 112 are inclined such that the lock cylinder 210 slides from the first guide wall 111 into the lock cylinder limit groove 160 or from the second guide wall 112 into the lock cylinder channel 170.
In a further embodiment, at least a portion of the first guide wall 111 is disposed obliquely toward the lock cylinder limit slot 160 and at least a portion of the second guide wall 112 is disposed obliquely toward the lock cylinder channel 170.
In the scheme, the lock head 210 can be stably clamped into the lock head limiting groove 160 by arranging the lock head limiting groove 160 on the bottom wall of the lock head movable cavity 110, so that the whole structure has stronger stability in the locking process, and the shaking between the vehicle body 30 and the battery pack 20 is reduced; meanwhile, because the first guide wall 111 and the second guide wall 112 are inclined surfaces, when the lock head 210 enters the lock head movable cavity 110 during locking, the lock head can slide into the lock head limiting groove 160 through the first guide wall 111 for limiting; when the lock is released, the lock 210 may slide into the lock cylinder channel 170 through the second guide wall 112 after being separated from the lock cylinder limit groove 160.
Further, the lock end channel 170 divides the bottom wall of the lock end movable cavity 110 into two parts, and the bottom walls of the two parts are provided with a lock end limiting groove 160, and the two lock end limiting grooves 160 have the same direction and width to match with the two ends of the limiting lock end 210; meanwhile, a first guide wall 111 and a second guide wall 112 are respectively arranged on the bottom walls of the two parts, and the inclination directions of the first guide wall and the second guide wall are the same.
In a further embodiment, the locking link 220 further includes a lower housing assembly 300 and a pushing member 230, at least a portion of the locking link 220 and the pushing member 230 are movably disposed in the lower housing assembly 300, and the pushing member 230 is configured to drive the locking link 220 to move up and down in the lower housing assembly 300 under the action of an external force.
Referring further to fig. 5, in a further embodiment, the locking link 220 includes: a connection part 221 connected to the locking head 210; the force receiving part 223 is arranged opposite to the pushing piece 230 and driven by the pushing piece 230; and a link portion 222 connected to the connection portion 221 and the force receiving portion 223.
In this scheme, the connecting portion 221 fixes the lock 210 to lock on the upper shell assembly 100, the force receiving portion 223 and the pushing member 230 drive the movable arrangement in the lower shell assembly 300, and the connecting rod portion 222 is connected to the connecting portion 221 and the force receiving portion 223; when the quick locking structure 10 is adopted to fix the battery pack 20 and the vehicle body 30, the upper shell assembly 100 and the lower shell assembly 300 are respectively positioned at two ends of the installation point where the two are connected, and the connecting rod portion 222 penetrates through the battery pack 20 and the vehicle body 30, and when locked, the lock head 210 and the upper shell assembly 100 are positioned at one side of the battery pack 20, the stress portion 223, the pushing member 230 and the lower shell assembly 300 are positioned at one side of the vehicle body 30, or vice versa, so as to achieve the effect of connecting the battery pack 20 and the vehicle body 30.
The present invention provides a feasible solution for the connection mode of the lock 210 and the locking link 220, specifically, a lock connection hole is provided on the lock 210, a connection portion 221 is provided in the lock 210 connection hole in a penetrating manner, bolt holes are provided on the lock 210 and the connection portion 221, and the lock 210 connection portion 221 are connected with each other through the bolt holes on the bolt passing through the bolt holes. By connecting the locking head 210 and the locking link 220 through this scheme, when the locking assembly 200 is damaged, the locking head 210 or the locking link 220 can be disassembled to replace the damaged portion, reducing maintenance costs.
In a further embodiment, the force receiving portion 223 is provided with a first tooth 2231, and the pusher 230 is provided with a second tooth 231; the first tooth 2231 and the second tooth 231 are offset and cooperate with each other under the force of the pushing member 230, so that the lock head 210 rotates to the first guide wall 111 or the second guide wall 112 after rising.
In this embodiment, when the locking is performed, a pushing force is applied to the pushing member 230, the pushing member 230 moves upwards under the force of the pushing member, and the first tooth portion 2231 located on the pushing member 230 will prop against the second tooth portion 231 located on the force receiving portion 223, so that the lock head 210 located on the locking link 220 ascends from the lock head channel 170 into the lock head movable cavity 110 or from the lock head limit slot 160 into the lock head channel 170; because the first tooth portion 2231 and the second tooth portion 231 are arranged in a staggered manner, the pushing member 230 is relatively fixed, so that the locking connecting rod 220 receives the rotation force exerted by the pushing member 230, when the lock head 210 enters the lock head moving cavity 110, the rotation restriction of the lock head channel 170 on the lock head 210 is lost, and at the moment, the locking connecting rod 220 starts to rotate and enters the first guide wall 111 or the second guide wall 112 under the guide action of the first guide wall 111 or the second guide wall 112, and enters the lock head limiting groove 160 or the lock head channel 170, so that locking or unlocking is realized.
Referring further to fig. 6, in a further embodiment, the upper housing assembly 100 includes: the upper housing 120 is provided with a lock head channel 170; the upper shell upper cover 150 and the upper shell 120 are enclosed to form a lock head movable cavity 110; a first return spring 140 having one end connected to the upper case upper cover 150; and an upper case lower cover 130 connected to the other end of the first return spring 140 and received in the locking head movable chamber 110.
In this scheme, when the inner member of the locking head movable chamber 110 is damaged, the entire upper case assembly 100 can be serviced by detaching the upper case upper cover 150, thereby facilitating the maintenance of the entire upper case assembly 100; by providing the upper housing lower cover 130 driven by the first return spring 140 in the locking head moving chamber 110, a downward pressure can be provided to the locking head 210 entering the locking head moving chamber 110, forcing the locking head 210 to slide along its inclined surface on the first guide wall 111 or the second guide wall 112 into the locking head limiting groove 160 or the locking head channel 170, thereby achieving locking or unlocking.
Referring further to fig. 7, in a further embodiment, the lower housing assembly 300 includes: a lower case 320; the lower case upper cover 310 is provided with a through hole 311 for the locking connecting rod 220 to pass through; a lower case lower cover 340 provided with a pressing opening 341 for the pushing member 230 to be forced; the lower housing 320, the lower housing upper cover 310 and the lower housing lower cover 340 enclose a housing cavity for housing at least part of the locking link 220.
In this solution, the accommodating cavity is formed by enclosing a lower housing 320, a lower housing upper cover 310 and a lower housing lower cover 340, a part of the locking connecting rod 220 and the pushing member 230 are disposed in the accommodating cavity, a through hole 311 is disposed on the lower housing upper cover 310 for the locking connecting rod 220 to pass through, and meanwhile, the locking connecting rod 220 can also rise and fall in the through hole 311; by providing the pressing opening 341 on the lower case cover 340 such that at least a portion of the pusher 230 is exposed, the purpose of controlling the quick locking structure 10 can be achieved by pressing the pusher 230 through the pressing opening 341.
In a further embodiment, the lower housing assembly 300 further includes a second return spring 240, the second return spring 240 is disposed in the accommodating cavity and sleeved on the locking link 220, and the second return spring 240 is connected to the upper housing upper cover 150; and/or the lower housing assembly 300 further includes a third return spring 250, the third return spring 250 being disposed between the lock link 220 and the pusher 230.
In this solution, the second return spring 240 is disposed in the accommodating cavity and sleeved on the locking link 220, because the position of the lower shell upper cover 310 is relatively fixed, the second return spring 240 applies a pressure towards the pushing member 230 to the locking link 220, and the direction of application of the second return spring 240 is the same as that of the first return spring 140, so in the locking process, when the lock 210 enters the first guide wall 111, the locking link 220 is driven to move downwards by the pressure of the second return spring 240 and the first return spring 140, and then drives the lock 210 to slide on the first guide wall 111 into the lock limiting groove 160 to achieve locking, and simultaneously the downward pressure applied by the first return spring 140 and the second return spring 240 to the lock 210 can also improve the stability of locking, so as to prevent the lock 210 from being separated from the accommodating groove of the lock 210 due to shaking. In the unlocking process, after the lock 210 enters the second guide wall 112, the locking link 220 is driven by the pressure of the second return spring 240 and the first return spring 140 to move downward, so as to drive the lock 210 to slide into the lock channel 170 on the second guide wall 112, thereby realizing unlocking.
The third return spring 250 is disposed between the locking link 220 and the pushing member 230 and is used for restoring the pushing member 230, and since the locking link 220 is always pressed downward by the first return spring 140 and the second return spring 240, the locking link 220 will transmit the pressure to the pushing member 230 through the third return spring 250, and the pushing member 230 can be restored under the pushing of the pressure.
In a further embodiment, the lower shell assembly 300 further includes a lower shell inner plate 330 received in the receiving cavity, the lower shell inner plate 330 being connected to the locking link 220; the lower shell inner plate 330 is provided with a first limiting piece 331 in a protruding mode, the lower shell 320 is provided with a first limiting slide groove 321, and the first limiting piece 331 can rotate in the first limiting slide groove 321.
In a further embodiment, the lower housing 320 is further provided with a movable channel 322 that is communicated with the accommodating cavity, and the pushing member 230 is disposed in the movable channel 322 and can move up and down relative to the movable channel 322 under the action of external force; the pushing member 230 is provided with a second limiting member 232, and the inner wall of the movable channel 322 is provided with a second limiting chute 323, wherein the second limiting chute 323 is used for limiting the movement direction of the second limiting member 232.
In this solution, the first limiting chute 321 and the first limiting member 331 mounted on the lower shell inner plate 330 cooperate with each other, so that the lower shell inner plate 330 and the locking link 220 connected to the lower shell inner plate 330 can rotate in the accommodating cavity, and the first limiting chute 321 also has the effect of limiting the rotation range of the lower shell inner plate 330 and the locking link 220; the second limiting chute 323 is matched with the second limiting member 232 on the pushing, so that the pushing member 230 can only lift up and down in the accommodating cavity.
In a further scheme, the first limiting piece 331 protrudes from the first limiting sliding groove 321 to be arranged on the lower shell 320, and through the arrangement, when the structure in the accommodating cavity is blocked, the first limiting piece 331 is screwed, so that the unlocking process is realized.
In a further embodiment, the lower housing 320 includes a first housing (not shown) and a second housing (not shown), which enclose a housing cavity, the top of the first housing and the top of the second housing are respectively provided with a hole for connecting the lower housing upper cover 310, the bottom of the first housing and the top of the second housing are respectively provided with a hole for connecting the lower housing lower cover 340, and simultaneously the bottom of the first housing and the second housing are respectively provided with a semicircular opening for enclosing a movable channel 322, at least one second limiting chute 323 is respectively arranged on the first housing and the second housing, and the first limiting chute 321 is arranged on the peripheral wall of the first housing or the second housing.
Referring to fig. 8, a second aspect of the present invention provides a vehicle, which includes a vehicle body 30, a battery pack 20, and the quick lock structure 10 provided in the first aspect of the present invention, wherein the vehicle body 30 and the battery pack 20 are connected by the quick lock structure 10.
In this scheme, be provided with a plurality of mounting points that cooperate each other on automobile body 30 and the battery package 20, the mounting point is the hole that can supply locking connecting rod 220 and tapered end 210 to pass, when installing battery package 20, will have locking connecting rod 220 and tapered end 210 of inferior valve subassembly 300 to pass the mounting point, locate tapered end 210 on the tapered end passageway 170 cover on the epitheca subassembly 100 again, control tapered end 210 closure can realize the stable connection of automobile body 30 and battery package 20, the use of bolt has been avoided to this connected mode, thereby can simplify the dismouting process of battery package 20, and the efficiency of changing electricity has been improved.
The operating principle of the battery pack 20 assembly and disassembly:
When the battery pack 20 is assembled, the locking assembly 200 connected with the lower shell assembly 300 passes through the mounting points on the vehicle body 30 and the battery pack 20, the lock head 210 protrudes out of the vehicle body 30 or the battery pack 20, the upper shell assembly 100 is sleeved on the lock head 210, and the lock head 210 enters the lock head channel 170. At this time, the pushing member 230 is pressed from the bottom upwards, and the pushing member 230 moves upwards until the second tooth 231 located thereon abuts against the first tooth 2231 located on the force receiving portion 223; the pushing member 230 is continuously pushed upwards, the pushing member 230 pushes the locking connecting rod 220 to move upwards, and the locking connecting rod 220 drives the lock head 210 to enter the lock head movable cavity 110 from the lock head channel 170. When the lock 210 enters the lock movable cavity 110, the rotation restriction of the lock channel 170 to the lock 210 is lost, and the locking link 220 starts to rotate due to the rotation force caused by the cooperation of the first tooth 2231 and the second tooth 231, so as to drive the lock 210 to enter the first guide wall 111. The first return spring 140 and the second return spring 240 apply downward pressure to the lock link 220 and the lock cylinder 210, and the lock cylinder 210 slides on the first guide wall 111 into the lock cylinder limit groove 160 under the pressure, thereby completing locking. After the locking is completed, the pressure applied to the pushing member 230 is stopped, and the third return spring 250 is forced to drive the pushing member 230 to return, so that the assembly process can be completed.
When the battery pack 20 is disassembled, the pushing piece 230 is pressed upwards from the bottom, and the pushing piece 230 moves upwards until the second tooth 231 positioned on the pushing piece is abutted with the first tooth 2231 positioned on the force receiving part 223; continuing to push the pushing piece 230 upwards, the pushing piece 230 pushes the locking connecting rod 220 to move upwards, so that the lock head 210 is separated from the lock head limiting groove 160; at this time, the locking link 220 starts to rotate by the rotation force caused by the cooperation of the first tooth 2231 and the second tooth 231, so as to drive the lock head 210 to enter the second guide wall 112. The first return spring 140 and the second return spring 240 apply downward pressure to the lock link 220 and the lock cylinder 210, and the lock cylinder 210 slides on the second guide wall 112 into the lock cylinder channel 170 under the pressure to complete unlocking. After the locking is completed, the pressure applied to the pushing member 230 is stopped, and the third return spring 250 is forced to drive the pushing member 230 to return. At this time, the upper case assembly 100 is removed from the locking head 210, and then the lower case assembly 300 and the locking assembly 200 are removed from the junction between the vehicle body 30 and the battery pack 20, thereby completing the disassembly process.
While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by those skilled in the art within the scope of the application.
Claims (11)
1. A quick lock structure (10) comprising an upper shell assembly (100) and a lock assembly (200);
The locking assembly (200) comprises a locking connecting rod (220) and a lock head (210), wherein the lock head (210) is arranged on the locking connecting rod (220);
A lock head movable cavity (110) and a lock head channel (170) communicated with the lock head movable cavity (110) are arranged in the upper shell assembly (100);
the lock head (210) is arranged to be switched between the lock head channel (170) and the lock head movable cavity (110) under the driving action of the locking connecting rod (220), so that the lock head (210) is locked on the upper shell assembly (100) or the lock head (210) is unlocked from the upper shell assembly (100);
A lock head limiting groove (160) is formed in the bottom wall of the lock head movable cavity (110), and the lock head limiting groove (160) divides the bottom wall of the lock head movable cavity (110) into a first guide wall (111) and a second guide wall (112);
The first guide wall (111) and the second guide wall (112) are inclined surfaces so that the lock head (210) slides into the lock head limit groove (160) from the first guide wall (111) and slides into the lock head channel (170) from the second guide wall (112),
The lock head channel (170) divides the bottom wall of the lock head movable cavity (110) into two parts, and the bottom walls of the two parts are respectively provided with a lock head limiting groove (160) for matching and limiting the two ends of the lock head (210), and the bottom walls of the two parts are respectively provided with a first guide wall (111) and a second guide wall (112).
2. The quick lock-out structure (10) according to claim 1, wherein,
At least part of the first guide wall (111) is obliquely arranged towards the lock head limiting groove (160); and/or
At least part of the second guide wall (112) is arranged obliquely towards the lock cylinder channel (170).
3. The quick lock structure (10) of claim 2, wherein the lock link (220) further comprises a lower housing assembly (300) and a pusher (230), at least a portion of the lock link (220) and the pusher (230) are movably disposed in the lower housing assembly (300), and the pusher (230) is configured to move the lock link (220) up and down in the lower housing assembly (300) under the action of an external force.
4. The quick lock structure (10) of claim 3, wherein the lock link (220) comprises:
A connection part (221) connected to the lock head (210);
the force receiving part (223) is arranged opposite to the pushing piece (230) and driven by the pushing piece (230); and
And a link portion (222) connected to the connecting portion (221) and the force receiving portion (223).
5. The quick lock-out mechanism (10) of claim 4, wherein,
The force receiving part (223) is provided with a first tooth part (2231), and the pushing piece (230) is provided with a second tooth part (231);
The first tooth part (2231) and the second tooth part (231) are arranged in a staggered mode and are matched with each other under the action of external force on the pushing piece (230), so that the lock head (210) rotates to the first guide wall (111) or the second guide wall (112) after rising.
6. The quick lock structure (10) of claim 5, wherein the upper housing assembly (100) comprises:
the upper shell (120) is provided with the lock head channel (170);
An upper shell upper cover (150) and the upper shell (120) are enclosed to form the lock head movable cavity (110);
A first return spring (140) having one end connected to the upper case upper cover (150); and
And the upper shell and the lower cover (130) are connected with the other end of the first return spring (140) and are accommodated in the movable cavity (110) of the lock head.
7. The quick lock structure (10) of claim 6, wherein the lower housing assembly (300) comprises:
A lower case (320);
a lower case upper cover (310) provided with a through hole (311) through which the locking connecting rod (220) passes;
A lower cover (340) of the lower shell, provided with a pressing opening (341) for the pushing piece (230) to bear force;
The lower shell (320), the lower shell upper cover (310) and the lower shell lower cover (340) enclose a containing cavity for containing at least part of the locking connecting rod (220).
8. The quick lock-out mechanism (10) of claim 7, wherein,
The lower shell assembly (300) further comprises a second reset spring (240), the second reset spring (240) is arranged in the accommodating cavity and sleeved on the locking connecting rod (220), and the second reset spring (240) is connected to the upper shell upper cover (150); and/or
The lower housing assembly (300) further includes a third return spring (250), the third return spring (250) being disposed between the locking link (220) and the pusher (230).
9. The quick lock-out mechanism (10) according to claim 8, wherein,
The lower shell assembly (300) further comprises a lower shell inner plate (330) accommodated in the accommodating cavity, and the lower shell inner plate (330) is connected to the locking connecting rod (220);
The lower shell inner plate (330) is provided with a first limiting piece (331) in a protruding mode, the lower shell (320) is provided with a first limiting sliding groove (321), and the first limiting piece (331) can rotate in the first limiting sliding groove (321).
10. The quick lock-out structure (10) according to claim 9, wherein,
The lower shell (320) is also provided with a movable channel (322) communicated with the accommodating cavity, and the pushing piece (230) is arranged in the movable channel (322) and can move up and down relative to the movable channel (322) under the action of external force;
The pushing piece (230) is provided with a second limiting piece (232), the inner wall of the movable channel (322) is provided with a second limiting chute (323), and the second limiting chute (323) is internally used for limiting the second limiting piece (232) to rotate.
11. A vehicle characterized by comprising a body (30), a battery pack (20) and a quick lock structure (10) according to any one of claims 1-10, said body (30) and said battery pack (20) being connected by said quick lock structure (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310854820.6A CN116811556B (en) | 2023-07-12 | 2023-07-12 | Quick locking structure and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310854820.6A CN116811556B (en) | 2023-07-12 | 2023-07-12 | Quick locking structure and vehicle |
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| CN116811556A CN116811556A (en) | 2023-09-29 |
| CN116811556B true CN116811556B (en) | 2024-11-12 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114374A (en) * | 2018-11-01 | 2020-05-08 | 北京新能源汽车股份有限公司 | Locking mechanism, battery pack, battery locking device, vehicle and battery replacement method |
| CN217917590U (en) * | 2022-08-30 | 2022-11-29 | 北京胜能能源科技有限公司 | Locking mechanism and vehicle |
| CN218316230U (en) * | 2022-08-24 | 2023-01-17 | 蔚来汽车科技(安徽)有限公司 | Lock body assembly, battery pack, locking mechanism and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207015147U (en) * | 2017-05-09 | 2018-02-16 | 蔚来汽车有限公司 | Connection mechanism, battery locking device and new energy vehicles |
| CN113895296B (en) * | 2020-07-06 | 2024-08-06 | 奥动新能源汽车科技有限公司 | Unlocking mechanism, bracket assembly, unlocking method and locking method of battery pack |
| JP7387055B2 (en) * | 2021-09-17 | 2023-11-27 | 寧徳時代新能源科技股▲分▼有限公司 | Quick lock change assembly and locking device using it |
| CN115366651B (en) * | 2022-10-26 | 2023-03-24 | 苏州琞能能源科技有限公司 | Lockset, locking mechanism, battery pack and vehicle |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114374A (en) * | 2018-11-01 | 2020-05-08 | 北京新能源汽车股份有限公司 | Locking mechanism, battery pack, battery locking device, vehicle and battery replacement method |
| CN218316230U (en) * | 2022-08-24 | 2023-01-17 | 蔚来汽车科技(安徽)有限公司 | Lock body assembly, battery pack, locking mechanism and vehicle |
| CN217917590U (en) * | 2022-08-30 | 2022-11-29 | 北京胜能能源科技有限公司 | Locking mechanism and vehicle |
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