CN117445642B - Power battery package locking mechanism - Google Patents
Power battery package locking mechanism Download PDFInfo
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- CN117445642B CN117445642B CN202311480160.6A CN202311480160A CN117445642B CN 117445642 B CN117445642 B CN 117445642B CN 202311480160 A CN202311480160 A CN 202311480160A CN 117445642 B CN117445642 B CN 117445642B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims description 35
- 230000003044 adaptive effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 3
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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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
- B60K2001/0455—Removal or replacement of the energy storages
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of vehicles, in particular to a power battery pack locking mechanism which mainly comprises a locking connection assembly, a locking mechanism and a fastening auxiliary structure; through the matched use of the locking mechanism and the fastening auxiliary structure, the locking work of the battery pack can be realized rapidly, the locking work is stable in operation, locking jitter and fastening deviation cannot occur, vibration rebound is avoided after locking, and the locking work quality is improved; moreover, through the locking coupling assembling that sets up for carrier, extension and solid fixed ring frame can carry out the split, guarantee connection stability on guaranteeing its detachable basis, and can not influence locking work operation's stability, also provide convenience for the maintenance of later stage simultaneously, satisfy the in-service use demand.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to a power battery pack locking mechanism.
Background
New energy automobiles are future development trend, and pure electric automobiles have the technical advantages of no pollution, low noise, high energy efficiency and the like, however, the pure electric automobile technology is still immature, and the main reason is that the development of electric automobiles is limited by battery technology; for the current China patent document with the bulletin number of CN210126455U, a battery pack locking device and an automobile are disclosed; when the battery locking device works, the motor rotates clockwise, the transmission shaft of the motor drives the driving connecting rod and the driven connecting rod to rotate, the connecting rod drives the locking pin to move to the locking position, and at the moment, the locking pin is inserted into the locking hole of the connecting piece, and at the moment, the locking state is realized; in the locking state, the limiting protrusion of the first connecting piece is inserted into the limiting groove of the second connecting piece; the limiting protrusion of the second connecting piece is inserted into the limiting groove of the first connecting piece; when the motor rotates anticlockwise, the transmission shaft of the motor drives the driving connecting rod and the driven connecting rod to rotate, the connecting rod drives the locking pin to move away from the locking hole, and at the moment, the locking pin is positioned in the locking hole which is not inserted into the connecting piece; when the first connecting piece is in an unloading state, the limiting protrusion of the first connecting piece is pulled out of the limiting groove of the second connecting piece; the limiting protrusion of the second connecting piece is pulled out of the limiting groove of the first connecting piece, and the unloading state is realized.
The technical scheme improves and optimizes the double-freedom-degree movement or the complex single-freedom-degree movement of the battery pack during power exchange; in addition, in the prior art, although the single-degree-of-freedom locking work is convenient, the locking is generally performed through components such as locking pin shafts, locking clamping blocks and the like; the locking device has certain instability in the process, and when the locking device is locked and connected in a clamping manner and is inserted in a plugging manner, the contact surface of the locking member is easy to generate a gap, the locking action can possibly generate shaking and slight vibration, the locking work is negatively influenced, the actual work requirement cannot be met, and the locking device needs to be improved and optimized.
Therefore, the invention provides a power battery pack locking mechanism for solving the problems.
Disclosure of Invention
The invention aims to provide a power battery pack locking mechanism so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a power battery pack locking mechanism comprises a mounting plate body, a fixed ring frame, a gear piece, a supporting body, an extension body, a locking connection assembly, a locking mechanism and a fastening auxiliary structure; the fixed ring frame that is provided with in one side of the mounting panel body, fixed ring frame inboard is provided with the gear piece, the fixed pivot that is provided with of one end of gear piece, pivot run through the setting in the mounting panel body, and the one end of pivot extends to the opposite side of the mounting panel body, the fixed extension body that is provided with in one side of supporting body, and extend the body and pass through the locking coupling assembling and the fixed ring frame zonulae occludens that set up, locking mechanism carries out firm locking to the gear piece, and locking mechanism and fastening auxiliary structure set up to be connected.
Preferably, the locking connection assembly comprises an extension plate, a through hole, a mounting clamping groove, a connection circular groove, an internal thread sleeve, a tight auxiliary projection, a fastening screw and a mounting hole; the extension plate is symmetrically and fixedly arranged on two sides of the end part of the extension body, mounting holes are symmetrically formed in the extension plate, the through holes are formed in one side of the fixed ring frame, mounting clamping grooves are symmetrically formed in two sides of the through holes, connecting circular grooves are symmetrically formed in the mounting clamping grooves, inner threaded sleeves are fixedly arranged in the connecting circular grooves in an embedded mode, tight auxiliary protruding blocks are fixedly arranged on inner side walls of the bottom ends of the inner threaded sleeves at equal intervals, and fastening screws penetrate through the mounting holes and are in threaded connection with the inner threaded sleeves in a matched mode.
Preferably, the installation clamping grooves correspond to the arrangement positions of the extension plate, the arrangement groups are the same, and the installation clamping grooves and the extension plate are in fit and clamping connection.
Preferably, the internal thread sleeve is corresponding to the setting positions of the connecting circular groove and the mounting hole, the setting groups are the same, the internal thread sleeve is tightly attached to the inner side wall of the connecting circular groove, and the internal thread sleeve is a rubber tube.
Preferably, the locking mechanism comprises a control motor, a connecting rotating shaft, a driving turntable, a containing cavity, an arc-shaped driving groove, a movable locking block, an auxiliary inclined plane, a driving column body, an auxiliary ball, a driving sheet plate, a reset spring, a driving toothed plate, a driving toothed column, a driving pressing plate, a movable groove, a connecting top plate, a locking auxiliary sticking plate and a connecting spring; the control motor is fixedly arranged on the supporting body, the control motor is connected with the connecting rotating shaft, one end of the connecting rotating shaft extends to the accommodating cavity, the end face of the bottom end of the driving rotating disc is provided with an arc-shaped driving groove, the movable locking block body is movably arranged in the accommodating cavity, one end of the movable locking block body extends to the extending body, the two sides of the end are symmetrically provided with auxiliary inclined planes, one side of the movable locking block body is fixedly provided with a driving cylinder body, the end of the driving cylinder body is movably embedded with auxiliary balls, the driving sheet plate is movably arranged at one end of the movable locking block body, one end of the driving sheet plate extends to the outer side of one end of the movable locking block body, the other end of the driving sheet plate is fixedly provided with a reset spring, one end of the reset spring is fixedly arranged in the movable locking block body, two sides of the driving sheet plate are symmetrically fixedly provided with a driving toothed plate, one side of the driving toothed plate is in an adaptive engagement connection with a driving toothed column, the driving toothed column is symmetrically arranged in the movable locking block body, one side of the driving toothed column is fixedly provided with a pressing plate, the driving plate is movably connected with the auxiliary rolling balls, one end of the driving plate is movably arranged in the movable locking block body, and the auxiliary locking plate is fixedly connected with the auxiliary locking groove, and the auxiliary locking plate is fixedly connected with the auxiliary locking plate in the top plate.
Preferably, the transmission cylinder corresponds with the arc-shaped driving groove setting position, sets up the same number of groups, and transmission cylinder is at arc-shaped driving groove looks adaptation sliding connection, and the diameter of transmission cylinder equals with the notch width of arc-shaped driving groove promptly, and the transmission cylinder is at arc-shaped driving groove sliding process, and the transmission cylinder contacts with the inside wall of arc-shaped driving groove.
Preferably, the connecting top plate corresponds to the driving pressing plate and the locking auxiliary flitch in arrangement position, and the number of the arrangement groups is the same; the end part of the connecting top plate extending into the movable groove is provided with an arc-shaped surface and is contacted with the side wall of the driving pressing plate.
Preferably, the locking auxiliary flitch is symmetrically arranged with two.
Preferably, the fastening auxiliary structure comprises a movable insertion block, a placement groove, an elastic sticking block and an auxiliary spring; the movable inserting block is movably inserted in the placing groove, the placing groove is formed in the side wall of the locking auxiliary flitch at equal intervals, one end of the movable inserting block extends to the outer side of the placing groove, the elastic sticking block is fixedly arranged at the end of the movable inserting block, the other end of the movable inserting block extends to the placing groove, the auxiliary spring is fixedly arranged at the end of the movable inserting block, and one end of the auxiliary spring is fixedly arranged in the placing groove.
Preferably, the placement groove is a cylindrical groove, and the placement groove corresponds to the movable insertion block and the elastic sticking block in placement position and has the same number of placement groups.
Compared with the prior art, the invention has the beneficial effects that:
The battery pack locking mechanism designed by the invention mainly comprises a locking connection assembly, a locking mechanism and a fastening auxiliary structure; through the matched use of the locking mechanism and the fastening auxiliary structure, the locking work of the battery pack can be realized rapidly, the locking work is stable in operation, locking jitter and fastening deviation cannot occur, vibration rebound is avoided after locking, and the locking work quality is improved; moreover, through the locking coupling assembling that sets up for carrier, extension and solid fixed ring frame can carry out the split, guarantee connection stability on guaranteeing its detachable basis, and can not influence locking work operation's stability, also provide convenience for the maintenance of later stage simultaneously, satisfy the in-service use demand.
Drawings
FIG. 1 is a schematic view of the front side of a battery pack locking mechanism of the present invention;
FIG. 2 is a schematic diagram of a connecting shaft of a battery pack locking mechanism structure according to the present invention;
FIG. 3 is a schematic view showing the connection of the structure of the fixing ring frame in the battery pack locking mechanism of the present invention;
FIG. 4 is a partial cross-sectional view of a connection circular groove structure in the locking connection assembly of the present invention;
FIG. 5 is an enlarged schematic view of a portion of the structural joint of FIG. 4 in accordance with the present invention;
fig. 6 is a schematic front side view, partially in section, of the connection of the carrier body to the internal structure of the extension body of the present invention;
Fig. 7 is a bottom view, partially in section, of the carrier and extension body internal structure connection of the present invention;
FIG. 8 is a schematic view of the front side of a locking mechanism of the present invention in a coupled configuration;
FIG. 9 is an enlarged partial cross-sectional schematic view of the structural connection of FIG. 8 in accordance with the present invention;
FIG. 10 is a top view of a locking mechanism structure of the present invention;
FIG. 11 is an enlarged partial cross-sectional schematic view of the structural connection of FIG. 10 in accordance with the present invention;
FIG. 12 is a schematic view showing the connection of the locking auxiliary flitch and the fastening auxiliary structure.
In the figure: mounting plate body 1, fixed ring frame 2, gear piece 3, rotation shaft 4, carrier 5, extension body 6, locking connection assembly 7, extension plate 701, through hole 702, mounting slot 703, connection circular groove 704, female screw sleeve 705, tight auxiliary projection 706, fastening screw 707, mounting hole 708, locking mechanism 8, control motor 801, connection rotation shaft 802, drive turntable 803, accommodation cavity 804, arc-shaped drive groove 805, movable locking block 806, auxiliary inclined surface 807, transmission cylinder 808, auxiliary ball 809, drive plate 810, return spring 811, transmission toothed plate 812, transmission toothed column 813, drive pressing plate 814, movable groove 815, connection top plate 816, locking auxiliary plate 817, connection spring 818, fastening auxiliary structure 9, movable insert 901, placement groove 902, elastic attachment 903, auxiliary spring 904.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. Embodiments of the present invention are intended to be within the scope of the present invention as defined by the appended claims.
Referring to fig. 1-3, a power battery pack locking mechanism comprises a mounting plate body 1, a fixed ring frame 2, a gear piece 3, a supporting body 5, an extending body 6, a locking connection assembly 7, a locking mechanism 8 and a fastening auxiliary structure 9; a fixed ring frame 2 is fixedly arranged on one side of the mounting plate body 1, a gear piece 3 is arranged on the inner side of the fixed ring frame 2, a rotating shaft 4 is fixedly arranged at one end of the gear piece 3, the rotating shaft 4 is arranged in the mounting plate body 1 in a penetrating manner, one end of the rotating shaft 4 extends to the other side of the mounting plate body 1, an extension body 6 is fixedly arranged on one side of the supporting body 5, the extension body 6 is tightly connected with the fixed ring frame 2 through a locking connection assembly 7, a locking mechanism 8 is used for firmly locking the gear piece 3, and the locking mechanism 8 is connected with a fastening auxiliary structure 9; when the battery pack locking device is used for locking, the locking mechanism 8 and the fastening auxiliary structure 9 are matched for use, so that the battery pack locking can be rapidly realized, the locking operation is stable, locking jitter and fastening deviation cannot occur, vibration rebound is avoided after locking, and the locking working quality is improved; moreover, through the locking coupling assembling 7 that sets up for carrier 5, extension body 6 and solid fixed ring frame 2 can carry out the split, guarantee connection stability on guaranteeing its detachable basis, and can not influence locking work operation's stability, also provide convenience for later maintenance simultaneously.
Referring to fig. 2-5, the locking connection assembly 7 includes an extension plate 701, a through hole 702, a mounting slot 703, a connection circular slot 704, an internally threaded sleeve 705, a tightening auxiliary protrusion 706, a tightening screw 707, and a mounting hole 708; the extension plate 701 is symmetrically and fixedly arranged at two sides of the end part of the extension body 6, mounting holes 708 are symmetrically arranged on the extension plate 701, the through hole 702 is arranged at one side of the fixed ring frame 2, mounting clamping grooves 703 are symmetrically arranged at two sides of the through hole 702, the mounting clamping grooves 703 correspond to the arrangement positions of the extension plate 701, the number of the arrangement groups is the same, and the two are in fit clamping connection; the mounting clamping groove 703 is symmetrically provided with a connecting circular groove 704, an inner threaded sleeve 705 is fixedly embedded in the connecting circular groove 704, a close auxiliary projection 706 is fixedly arranged on the inner side wall of the bottom end of the inner threaded sleeve 705 at equal intervals, and a fastening screw 707 penetrates through a mounting hole 708 to be in adaptive threaded connection with the inner threaded sleeve 705; the inner threaded sleeve 705 corresponds to the connecting circular groove 704 and the mounting holes 708 in the arrangement positions, the arrangement groups are the same, the inner threaded sleeve 705 is tightly attached to the inner side wall of the connecting circular groove 704, and the locking connecting assembly 7 is arranged to enable the supporting body 5, the extending body 6 and the fixed ring frame 2 to be detached, so that the connection stability is ensured on the basis of ensuring the detachability of the locking mechanism, the operation stability of the locking mechanism 8 is not influenced, and meanwhile, convenience is provided for later maintenance; the carrier 5 and the extension body 6 are fixedly connected, one end of the extension body 6 is symmetrically provided with an extension plate 701, the extension plate 701 is clamped with a mounting clamping groove 703 at the side of the through hole 702, and then the extension plate 701 is fixedly connected through a fastening screw 707; in the process, the inner side wall of the connecting circular groove 704 is provided with the internal thread sleeve 705, the internal thread sleeve 705 is provided with a rubber tube, the vibration of the fastening screw 707 is reduced, the contact tightness between the fastening screw 707 and the internal thread sleeve 705 is improved, and the inner side wall of the bottom end of the internal thread sleeve 705 is provided with the tight auxiliary protruding blocks 706 at equal intervals, so that the connection fastening stability of the fastening screw 707 and the internal thread sleeve 705 can be further improved, and the connection stability of the supporting body 5 and the extension body 6 and the fixed ring frame 2 can be improved.
Referring to fig. 6-11, the locking mechanism 8 includes a control motor 801, a connection shaft 802, a driving turntable 803, a receiving cavity 804, an arc-shaped driving groove 805, a movable locking block 806, an auxiliary inclined surface 807, a driving column 808, an auxiliary ball 809, a driving plate 810, a return spring 811, a driving toothed plate 812, a driving toothed column 813, a driving pressing plate 814, a movable groove 815, a connection top plate 816, a locking auxiliary plate 817, and a connection spring 818; The control motor 801 is fixedly arranged on the supporting body 5, the control motor 801 is connected with the connecting rotating shaft 802, one end of the connecting rotating shaft 802 extends into the accommodating cavity 804, the end part is fixedly provided with the driving turntable 803, the end surface at the bottom end of the driving turntable 803 is provided with the arc-shaped driving groove 805, the movable locking block 806 is movably arranged in the accommodating cavity 804, one end of the movable locking block 806 extends into the extending body 6, two sides of the end part are symmetrically provided with auxiliary inclined planes 807, the movable locking block 806 is fixedly provided with a transmission column 808, the transmission column 808 corresponds to the arc-shaped driving groove 805 in arrangement position, The number of the groups is the same, the transmission columns 808 are in adaptive sliding connection with the arc-shaped driving grooves 805, namely, the diameter of each transmission column 808 is equal to the width of the notch of each arc-shaped driving groove 805, and the transmission columns 808 are in contact with the inner side walls of the arc-shaped driving grooves 805 in the sliding process of the arc-shaped driving grooves 805; the end part of the transmission column 808 is movably embedded with an auxiliary ball 809, the driving sheet 810 is movably arranged at one end of the movable locking block 806, one end of the driving sheet 810 extends to the outer side of one end of the movable locking block 806, the other end of the driving sheet 810 is fixedly provided with a return spring 811, one end of the return spring 811 is fixedly arranged in the movable locking block 806, two sides of the driving sheet 810 are symmetrically and fixedly provided with transmission toothed plates 812, one side of the transmission toothed plates 812 is provided with transmission toothed columns 813 in an adaptive meshing connection, the transmission toothed columns 813 are symmetrically and movably arranged in the movable locking block 806, A driving pressing plate 814 is fixedly arranged on one side of the transmission tooth column 813, the driving pressing plate 814 is arranged in the movable groove 815, the connecting top plate 816 is symmetrically inserted and arranged in the movable locking block 806, a locking auxiliary sticking plate 817 is fixedly arranged at one end of the connecting top plate 816, and the connecting top plate 816, the driving pressing plate 814 and the locking auxiliary sticking plate 817 are corresponding in arrangement positions and same in arrangement group number; The end of the connecting top plate 816 extending into the movable groove 815 is provided with an arc surface and is in contact with the side wall of the driving pressure plate 814; the other end extends into the movable groove 815, the locking auxiliary flitch 817 is arranged in the accommodating groove, the accommodating groove is arranged on the auxiliary inclined plane 807, the locking auxiliary flitch 817 is symmetrically and fixedly provided with a connecting spring 818 at one side connected with the connecting top plate 816, one end of the connecting spring 818 is fixedly arranged in the accommodating groove, and the locking auxiliary flitch 817 is connected with a fastening auxiliary structure 9; the locking auxiliary stickers 817 are symmetrically arranged in two; At this time, the driving turntable 803 is driven to rotate by the control motor 801, meanwhile, the arc-shaped driving groove 805 arranged at the bottom end surface of the driving turntable 803 drives the driving column 808 to move, and further drives the movable locking block 806 to slide, until one end of the movable locking block 806 is clamped into the tooth groove on the gear member 3, at this time, the driving sheet 810 is triggered, the driving sheet 810 is compressed into the movable locking block 806, at the same time, the driving sheet 810 drives the driving toothed plates 812 at two sides to carry out meshing transmission with the driving toothed column 813, then the driving pressing plate 814 arranged at one side of the driving toothed column 813 extrudes the connecting top plate 816, The connecting top plate 816 pushes the locking auxiliary flitch 817 to cling to the inner side wall of the tooth groove, so that the contact tightness between the auxiliary inclined surface 807 at one end of the movable locking block 806 and the inner side wall of the tooth groove is improved, the locking work stability is further improved, and the problem of locking shaking rebound is avoided.
Referring to fig. 11-12, the fastening auxiliary structure 9 includes a movable insert 901, a placement groove 902, an elastic patch 903, and an auxiliary spring 904; the movable inserting block 901 is movably inserted in the placing groove 902, the placing groove 902 is equidistantly arranged on the side wall of the locking auxiliary sticking board 817, one end of the movable inserting block 901 extends to the outer side of the placing groove 902, the end part is fixedly provided with the elastic sticking block 903, the other end of the movable inserting block 901 extends into the placing groove 902, the end part is fixedly provided with the auxiliary spring 904, one end of the auxiliary spring 904 is fixedly arranged in the placing groove 902, the placing groove 902 is a cylindrical groove, and the placing groove 902, the movable inserting block 901 and the elastic sticking block 903 are corresponding in arrangement position and the arrangement group number is the same; when the movable locking block 806 locks the gear member 3, the fastening auxiliary structure 9 is arranged on the auxiliary inclined plane 807, so that the locking stability of the movable locking block 806 to the gear member 3 can be further improved, namely, after the locking auxiliary sticking board 817 is pushed out, the elastic sticking block 903 arranged on the locking auxiliary sticking board 817 is firstly contacted with the inner side wall of the tooth groove and is in tight contact with the inner side wall of the tooth groove, meanwhile, the elastic sticking block 903 is extruded, the auxiliary spring 904 connected with the movable inserting block 901 is extruded to be in a compressed state, and the opposite is caused to be in tight contact with the inner side wall of the tooth groove, so that the contact gap is formed when the movable locking block 806 locks the gear member 3, and the locking shaking rebound and unstable problems are avoided.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a power battery package locking mechanism which characterized in that: the device comprises a mounting plate body (1), a fixed ring frame (2), a gear piece (3), a supporting body (5), an extension body (6), a locking connection assembly (7), a locking mechanism (8) and a fastening auxiliary structure (9); one side of the mounting plate body (1) is fixedly provided with a fixed ring frame (2), the inner side of the fixed ring frame (2) is provided with a gear piece (3), one end of the gear piece (3) is fixedly provided with a rotating shaft (4), the rotating shaft (4) is arranged in the mounting plate body (1) in a penetrating mode, one end of the rotating shaft (4) extends to the other side of the mounting plate body (1), one side of the supporting body (5) is fixedly provided with an extending body (6), the extending body (6) is tightly connected with the fixed ring frame (2) through a locking connecting component (7) which is arranged, the gear piece (3) is firmly locked by a locking mechanism (8), and the locking mechanism (8) is connected with a fastening auxiliary structure (9);
The locking connection assembly (7) comprises an extension plate (701), a through hole (702), a mounting clamping groove (703), a connection round groove (704), an internal threaded sleeve (705), a tight auxiliary projection (706), a fastening screw (707) and a mounting hole (708); the extension plate (701) is symmetrically and fixedly arranged on two sides of the end part of the extension body (6), mounting holes (708) are symmetrically formed in the extension plate (701), the through holes (702) are formed in one side of the fixed ring frame (2), mounting clamping grooves (703) are symmetrically formed in two sides of the through holes (702), connecting circular grooves (704) are symmetrically formed in the mounting clamping grooves (703), inner threaded sleeves (705) are fixedly arranged in the connecting circular grooves (704) in an embedded mode, tight auxiliary protruding blocks (706) are fixedly arranged on the inner side walls of the bottom ends of the inner threaded sleeves (705) at equal intervals, and fastening screws (707) penetrate through the mounting holes (708) to be in threaded connection with the inner threaded sleeves (705) in an matched mode.
The locking mechanism (8) comprises a control motor (801), a connecting rotating shaft (802), a driving turntable (803), a containing cavity (804), an arc-shaped driving groove (805), a movable locking block (806), an auxiliary inclined plane (807), a transmission column (808), auxiliary balls (809), a driving sheet plate (810), a reset spring (811), a transmission toothed plate (812), a transmission toothed column (813), a driving pressing plate (814), a movable groove (815), a connecting top plate (816), a locking auxiliary flitch (817) and a connecting spring (818); the control motor (801) is fixedly arranged on the supporting body (5), the control motor (801) is connected with the connecting rotating shaft (802), one end of the connecting rotating shaft (802) extends into the accommodating cavity (804), the end part is fixedly provided with the driving turntable (803), the end face of the bottom end of the driving turntable (803) is provided with the arc-shaped driving groove (805), the movable locking block (806) is movably arranged in the accommodating cavity (804), one end of the movable locking block (806) extends into the extending body (6), auxiliary inclined planes (807) are symmetrically arranged at two sides of the end part, a transmission column (808) is fixedly arranged on the movable locking block (806), auxiliary balls (809) are movably embedded at the end part of the transmission column (808), the driving sheet plate (810) is movably arranged at one end of the movable locking block (806), one end of the driving sheet plate (810) extends to the outer side of one end of the movable locking block (806), a reset spring (811) is fixedly arranged at the other end of the driving sheet plate (810), one end of the reset spring (811) is fixedly arranged in the extending body (6), two sides of the movable locking block (806) are symmetrically arranged in the movable locking block (806), the transmission column (812) are fixedly engaged with one side of the transmission column (812), the transmission gear column (813) is symmetrically and movably arranged in the movable locking block (806), one side of the transmission gear column (813) is fixedly provided with a driving pressing plate (814), the driving pressing plate (814) is arranged in the movable groove (815), the connecting top plate (816) is symmetrically inserted and arranged in the movable locking block (806), one end of the connecting top plate (816) is fixedly provided with a locking auxiliary flitch (817), the other end of the connecting top plate extends into the movable groove (815), the locking auxiliary flitch (817) is arranged in a containing groove, the containing groove is arranged on an auxiliary inclined surface (807), one side, connected with the connecting top plate (816), of the locking auxiliary flitch (817) is symmetrically and fixedly provided with a connecting spring (818), one end of the connecting spring (818) is fixedly arranged in the containing groove, and the locking auxiliary flitch (817) is connected with a fastening auxiliary structure (9);
the fastening auxiliary structure (9) comprises a movable insertion block (901), a placement groove (902), an elastic sticking block (903) and an auxiliary spring (904); the movable inserting block (901) is movably inserted into the placing groove (902), the placing groove (902) is equidistantly formed in the side wall of the locking auxiliary attaching plate (817), one end of the movable inserting block (901) extends to the outer side of the placing groove (902), an elastic attaching block (903) is fixedly arranged at the end, the other end of the movable inserting block (901) extends to the placing groove (902), an auxiliary spring (904) is fixedly arranged at the end, and one end of the auxiliary spring (904) is fixedly arranged in the placing groove (902).
2. The power cell pack locking mechanism of claim 1, wherein: the installation clamping grooves (703) correspond to the arrangement positions of the extension plate (701) and have the same arrangement group number, and the installation clamping grooves and the extension plate are in fit clamping connection.
3. The power cell pack locking mechanism of claim 1, wherein: the internal thread sleeve (705) corresponds to the arrangement positions of the connecting circular groove (704) and the mounting holes (708) and has the same arrangement group number, the internal thread sleeve (705) is tightly attached to the inner side wall of the connecting circular groove (704), and the internal thread sleeve (705) is a rubber tube.
4. The power cell pack locking mechanism of claim 1, wherein: the transmission cylinder (808) corresponds to the arc-shaped driving groove (805) in setting position and is the same in setting group number, the transmission cylinder (808) is in adaptive sliding connection with the arc-shaped driving groove (805), namely the diameter of the transmission cylinder (808) is equal to the width of a notch of the arc-shaped driving groove (805), and the transmission cylinder (808) is in contact with the inner side wall of the arc-shaped driving groove (805) in the sliding process of the arc-shaped driving groove (805).
5. The power cell pack locking mechanism of claim 1, wherein: the connecting top plate (816) corresponds to the driving pressing plate (814) and the locking auxiliary flitch (817) in arrangement positions and the number of the arrangement groups is the same; the end of the connecting top plate (816) extending into the movable groove (815) is provided with an arc-shaped surface and is contacted with the side wall of the driving pressing plate (814).
6. The power cell pack locking mechanism of claim 1, wherein: two locking auxiliary flitch plates (817) are symmetrically arranged.
7. The power cell pack locking mechanism of claim 1, wherein: the placement grooves (902) are cylindrical grooves, and the placement grooves (902) correspond to the movable inserting blocks (901) and the elastic attaching blocks (903) in the placement positions and are identical in the number of the placement groups.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311480160.6A CN117445642B (en) | 2023-11-08 | 2023-11-08 | Power battery package locking mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311480160.6A CN117445642B (en) | 2023-11-08 | 2023-11-08 | Power battery package locking mechanism |
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| CN117445642B true CN117445642B (en) | 2024-07-09 |
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| CN111660864A (en) * | 2019-03-06 | 2020-09-15 | 浙江吉智新能源汽车科技有限公司 | Battery replacement locking device |
| CN115370651A (en) * | 2022-04-26 | 2022-11-22 | 南京骏威创新精工机械有限公司 | Anti-loosening lock nut and machining process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3564080B1 (en) * | 2016-12-30 | 2024-08-14 | Shanghai Dianba New Energy Technology Co., Ltd. | Unlocking device, locking device, battery replacement mobile platform and fast battery replacement system |
| CN211139079U (en) * | 2019-06-27 | 2020-07-31 | 博众精工科技股份有限公司 | A add release mechanism assembly for trading electricity |
| CN113119707B (en) * | 2019-12-31 | 2024-07-02 | 奥动新能源汽车科技有限公司 | Locking mechanism for battery pack, quick-change bracket assembly and electric automobile |
| DE102021106877A1 (en) * | 2021-03-19 | 2022-09-22 | Volkswagen Aktiengesellschaft | Locking device for a traction battery in a motor vehicle and battery assembly and disassembly device for a traction battery in a motor vehicle |
| CN218966722U (en) * | 2022-11-03 | 2023-05-05 | 航天锂电科技(江苏)有限公司 | Mechanical self-locking device |
| CN116533823A (en) * | 2022-12-30 | 2023-08-04 | 奥动新能源汽车科技有限公司 | Locking base, locking device and electric vehicle |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660864A (en) * | 2019-03-06 | 2020-09-15 | 浙江吉智新能源汽车科技有限公司 | Battery replacement locking device |
| CN115370651A (en) * | 2022-04-26 | 2022-11-22 | 南京骏威创新精工机械有限公司 | Anti-loosening lock nut and machining process thereof |
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