CN211892815U - Locking mechanism of automobile battery - Google Patents
Locking mechanism of automobile battery Download PDFInfo
- Publication number
- CN211892815U CN211892815U CN201922297883.8U CN201922297883U CN211892815U CN 211892815 U CN211892815 U CN 211892815U CN 201922297883 U CN201922297883 U CN 201922297883U CN 211892815 U CN211892815 U CN 211892815U
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- CN
- China
- Prior art keywords
- battery
- bolt
- locking
- shaft
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a locking mechanism of an automobile battery, wherein a plurality of bolt locking units for locking a battery shaft on a battery outer frame are arranged on the battery outer frame; the novel energy automobile battery locking device comprises a battery outer frame, bolt locking units, a locking block, a linkage device, a bolt shaft locking unit and a battery locking unit, wherein the bolt locking units are distributed on two opposite sides of the battery outer frame, the bolt locking units are installed on the battery outer frame through the locking block, an opening clamping groove is formed in the locking block, the bottom opening end of the opening clamping groove is located at the bottom of the locking block, the bolt shaft can be installed in the locking block in a transverse moving mode, the bolt shaft is used for sealing the bottom opening end of the opening clamping groove in a mode of being inserted into the opening clamping groove, the battery shaft is locked in the opening clamping groove, the bolt locking units are linked through the linkage device, the linkage device is used for driving the bolt shaft to move in a transverse moving mode, the.
Description
Technical Field
The utility model belongs to the technical field of the new energy automobile technique and specifically relates to a locking mechanism of car battery.
Background
The new energy automobile comprises hybrid power, pure electric vehicles, fuel cells, other new energy automobiles and the like, and the pure electric vehicles have the characteristics of low noise, high energy utilization rate, energy consumption ground, zero emission and the like. The vigorous development of new energy automobiles is a need for realizing energy safety and environmental protection in China and realizing leap-type and sustainable development of the automobile industry in China.
For the installation, the positioning and the fixation of a new energy electric vehicle battery and a frame, the method is an important link in the operation process of an automatic battery replacement station, the uniqueness of the position of the battery on the frame is ensured, the reliability of the electric vehicle in the driving process is ensured, and the convenience of the battery in replacement is also ensured, so that a mechanism which can conveniently unlock the battery on the frame is a design key of the scheme.
The existing locking mechanism can not ensure the stress consistency of all supporting points and the stability under dynamic load, thereby causing the battery bounce in the running process of the vehicle and poor stability performance, and further causing some inevitable systematic problems.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the locking mechanism of the automobile battery is stable on the automobile body and guarantees that the locking mechanism can permanently and effectively lock the battery pack.
The utility model provides a technical scheme that its technical problem adopted is: a locking mechanism of an automobile battery comprises a plurality of battery shafts arranged on the side surface of a battery pack and a battery outer frame integrally or separately fixed with a vehicle body, wherein a plurality of bolt locking units for locking the battery shafts on the battery outer frame are arranged on the battery outer frame; the bolt locking unit is distributed on two opposite sides of the outer frame of the battery, the bolt locking unit comprises a locking block and a bolt shaft, the bolt locking unit is installed on the outer frame of the battery through the locking block, an opening clamping groove allowing the battery shaft to enter is formed in the locking block, the bottom opening end of the opening clamping groove is located at the bottom of the locking block, the bolt shaft can be installed in the locking block in a transverse moving mode, the bottom opening end of the opening clamping groove is closed through a mode of inserting the bolt shaft into the opening clamping groove, the battery shaft is locked in the opening clamping groove, linkage is carried out between the bolt locking units through a linkage device, the linkage device is driven to transversely move through the bolt shaft, and the bolt locking unit is unlocked or locked in.
Further, the linkage device is driven by an unlocking driving piece on a battery replacing trolley of the battery replacing station to unlock or lock the bolt locking unit in a linkage mode.
Further, the linkage device is a connecting rod, the bolt locking units on the same side are linked through the connecting rod, bolt shafts of the bolt locking units are connected with the connecting rod, the connecting rod is provided with a U-shaped shifting groove piece, an unlocking driving piece of the battery replacing trolley is used for shifting the U-shaped shifting groove piece through transverse movement after the U-shaped shifting groove piece is inserted, the U-shaped shifting groove piece drives the connecting rod to transversely move, the connecting rod drives the bolt shafts to be inserted into or pulled out of the opening clamping grooves, and the battery shafts are locked or unlocked in the bolt locking units.
Furthermore, a secondary positioning mechanism is arranged on the bolt locking unit and comprises a stopping pin shaft and a spring, the stopping pin shaft and the spring are arranged in a positioning hole of the locking block, the stopping pin shaft extends downwards out of the positioning hole under the driving of the spring and blocks on a transverse moving path of the opening clamping groove pulled out by the bolt shaft, the stopping pin shaft retracts under the pushing of a secondary unlocking piece which is arranged on a battery replacing trolley of the battery replacing station and follows an unlocking driving piece, the transverse moving path of the opening clamping groove pulled out by the bolt shaft is avoided, the stopping pin shaft is arranged close to the outer end part of the bolt shaft, and the bolt shaft is used for replacing and blocking the stopping pin shaft to extend out when the secondary unlocking piece moves away from the stopping pin shaft in the unlocking process of the bolt locking unit.
Further, when the secondary unlocking piece is arranged on the unlocking driving piece to follow up, the secondary positioning mechanism is positioned on the bolt locking unit close to the unlocking driving piece.
Furthermore, the closed end of the top of the opening clamping groove is provided with a cushion pad which plays a role in buffering the battery pack in the driving process.
Furthermore, the outer frame of the battery is provided with a wide end, a narrow end and a corner part between the wide end and the narrow end, bolt locking units are arranged on two sides of the wide end and two sides of the narrow end, the bolt locking units positioned on the wide end are linked through one connecting rod, the bolt locking units positioned on the narrow end are linked through the other connecting rod, and the two connecting rods positioned on the wide end and the narrow end are linked through a soft connecting rod of the corner part.
The battery pack lifting device further comprises a guide plate, wherein the guide plate is arranged on the side face of the battery pack and used for guiding the battery pack when the battery pack is lifted into the battery outer frame.
The beneficial effects of the utility model are that, solved the defect that exists among the background art, trade the locking mechanism of electric function to new energy automobile, can carry out automatic positioning, automatic locking to new energy automobile battery and prevent that the battery is not hard up to solve the locking problem that new energy battery trades the electric in-process, satisfy the new energy automobile and trade the electric process fast.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of the deadbolt lock-out unit and linkage of the present invention;
FIG. 3 is an assembly view of FIG. 2 with an unlocking actuator and a secondary unlocking member in accordance with the present invention;
fig. 4 is a partial enlarged view of the utility model at a;
FIG. 5 is a perspective view of the deadbolt lock-out unit of the present invention;
FIG. 6 is a cross-sectional view of the deadbolt lock-out unit of the present invention;
FIG. 7 is a perspective view of the deadbolt lock-out unit with secondary positioning mechanism of the present invention;
FIG. 8 is a cross-sectional view of the deadbolt lock-out unit with secondary positioning mechanism of the present invention;
fig. 9 is a schematic structural diagram of the battery pack of the present invention.
In the figure: 1. the battery pack comprises a battery pack, 2 parts of a battery outer frame, 3 parts of a battery shaft, 4 parts of a locking block, 5 parts of an unlocking driving piece, 6 parts of a bolt shaft moving groove, 7 parts of a secondary unlocking piece, 8 parts of a through hole, 9 parts of a cushion pad, 10 parts of a bolt shaft, 11 parts of a connecting bolt, 12 parts of an open groove, 13 parts of a positioning hole, 16 parts of a stopping pin shaft, 17 parts of a spring, 18 parts of a fastening bolt, 19 parts of a U-shaped shifting groove, 20 parts of a straight connecting rod, 21 parts of a soft connecting rod, 22 parts of a short connecting rod, 27 parts of an open clamping groove, 31 parts of a sensor and 32.
Detailed Description
The invention will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
(in this application, the front and rear ends refer to the narrow end of the battery pack 1 as the rear end and the wide end of the battery pack 1 as the front end.)
As shown in fig. 1 to 9, the locking mechanism for an automobile battery comprises a plurality of battery shafts 3 disposed on the side of a battery pack 1 and a battery outer frame 2 integrally or separately fixed with a vehicle body, wherein the battery outer frame 2 is provided with a plurality of latch locking units for locking the battery shafts 3 on the battery outer frame 2, and the latch locking units are specifically located on the inner side of the battery outer frame 2; the bolt locking units are distributed on two opposite sides of the battery outer frame 2, each bolt locking unit comprises a locking block 4 and a bolt shaft 10, each bolt locking unit is arranged on the inner side of the battery outer frame 2 through the locking block 4, an opening clamping groove 27 allowing the battery shaft 3 to enter is formed in each locking block 4, the bottom opening end of each opening clamping groove 27 is positioned at the bottom of the locking block 4, a through bolt shaft moving groove 6 is formed in each locking block 4, the bolt shaft moving grooves 6 and the opening clamping grooves 27 are mutually and vertically arranged in an alternating mode, the bolt shafts 10 can be transversely arranged in the locking blocks 4 through the bolt shaft moving grooves 6, the bolt shafts 10 seal the bottom opening ends of the opening clamping grooves 27 in a mode of being inserted into the opening clamping grooves 27 and used for locking the battery shafts 3 in the opening clamping grooves 27, the bolt locking units are linked through a linkage device, and the linkage device transversely moves through driving the bolt shafts 10, the deadbolt lock-out unit is unlocked or locked in an interlocked manner.
The linkage device is driven by an unlocking driving piece 5 on a battery replacing trolley of the battery replacing station to unlock or lock the bolt locking unit in a linkage manner.
The linkage device is a connecting rod, linkage is carried out between the bolt locking units on the same side through the connecting rod, a bolt shaft 10 of each bolt locking unit is connected with the connecting rod, a U-shaped shifting groove piece 19 is arranged on the connecting rod, an unlocking driving piece 5 of the battery changing trolley is inserted into the U-shaped shifting groove piece 19 and then shifts the U-shaped shifting groove piece 19 through transverse movement, the U-shaped shifting groove piece 19 drives the connecting rod to transversely move, the connecting rod drives the bolt shaft 10 to be inserted into or pulled out of the opening clamping groove 27, and the battery shaft 3 is locked or unlocked in the bolt locking units.
The bolt shaft 12 is connected with the connecting rod through a connecting bolt 11, an open slot 12 of the abdicating connecting bolt 11 is further arranged on the locking block 4, and the connecting bolt 11 slides in the open slot 12 in the linkage unlocking or locking process.
The secondary positioning mechanism is arranged on the bolt locking unit and comprises a stopping pin shaft 16 and a spring 17, the stopping pin shaft 16 and the spring 17 are installed in a positioning hole 13 of the locking block, an upper port of the positioning hole 13 is sealed through a tightening bolt 18, the stopping pin shaft 16 extends out of a lower port of the positioning hole 13 under the driving of the spring 17 and blocks the bolt shaft 10 from pulling out of a transverse moving path of an opening clamping groove 27, the stopping pin shaft 16 retracts under the pushing of a secondary unlocking piece 7 which follows an unlocking driving piece 5 on a battery replacing trolley of a battery replacing station to enable the bolt shaft 10 to pull out of the transverse moving path of the opening clamping groove 27, the secondary unlocking piece 7 and the stopping pin shaft 16 are arranged close to the outer end portion of the bolt shaft 10, and the bolt shaft 10 replaces the stopping pin shaft 16 to extend when the secondary unlocking piece 7 moves away from the stopping pin shaft 16 in the unlocking process of the bolt locking unit.
In this embodiment, when the secondary unlocking member 7 is provided on the unlocking actuator 5 for follow-up, the secondary positioning mechanism is located on the dead bolt lock unit adjacent to the unlocking actuator 5.
The top closed end of the open slot 27 is provided with a cushion pad 9.
The battery outer frame 2 has a wide end, a narrow end and a corner portion between the wide end and the narrow end, latch lock units are arranged on both sides of the wide end and both sides of the narrow end, the latch lock units located on the wide end are linked through a straight connecting rod 20, the latch lock units located on the narrow end are linked through another short connecting rod 22, and the straight connecting rod 20 and the short connecting rods 22 are linked through a soft connecting rod 21 of the corner portion.
A guide plate 32 is further mounted on the side of the battery pack 1 for guiding the battery pack 1 when the battery pack is lifted into the battery outer frame 2.
The bolt locking unit is also provided with a plurality of sensors 31, and the sensors 31 sense the motion of the connecting rod 12 and transmit the sensed motion to the control end.
Specifically, 16 bolt locking units and 2U-shaped shifting groove pieces 19 are arranged on the battery outer frame 2, wherein the 2 bolt locking units are provided with a secondary positioning mechanism, the bolt locking units are distributed on two opposite sides of the battery outer frame 2, the guide plate 32 and the battery shaft 3 are arranged on the side edge of the battery pack 1, the guide plate 32 is beneficial to improving the matching speed between the battery pack 1 and a digital-analog plate on a battery changing trolley while realizing the guide in the process of pushing up the battery pack 1, the error is reduced, the unlocking driving pieces 5 are inserted into U-shaped grooves on the U-shaped shifting groove pieces 19 on the two sides simultaneously, and the locking or unlocking power is provided for the bolt locking units on the two sides.
The procedure for replacing a power-deficient battery pack is as follows:
the battery pack with the electricity shortage is replaced by lifting the electricity replacing trolley to finish the upward jacking of the electricity-shortage battery pack 1, at the moment, the unlocking driving piece 5 on the electricity replacing trolley of the electricity replacing station is inserted into the U-shaped groove of the U-shaped shifting groove piece 19, and the secondary unlocking piece 7 on the unlocking driving piece 5 jacks the stopping pin shaft 16 upwards. The connecting rod connected to the U-shaped shifting groove 19 is driven to integrally move towards the front end of the battery pack 1 by moving the unlocking driving piece 5 towards the front end of the battery pack 1, meanwhile, the connecting rod is connected with the connecting bolt 11, the connecting bolt 11 is connected with the bolt shaft 10, and the bolt shaft 10 is driven to move towards the front end of the battery pack 1, the bottom opening of the opening clamping groove 27 is opened at the moment, the battery shaft 3 can be moved out of the opening groove 27, the unlocking of the battery shaft 3 is completed, and the electricity-shortage battery pack is removed by descending the electricity-replacing trolley;
the procedure for replacing a fully charged battery pack is as follows:
firstly, after the battery replacing trolley is lifted to a full-electric battery pack to be lifted to a proper position, an unlocking driving piece 5 on the battery replacing trolley of a battery replacing station is inserted into a U-shaped groove of a U-shaped shifting groove piece 19, the unlocking driving piece 5 moves towards the rear end of the battery pack 1 to drive a connecting rod connected to the U-shaped shifting groove piece 19 to integrally move towards the rear end of the battery pack 1, meanwhile, as the connecting rod is connected with a connecting bolt 11, the connecting bolt 11 is connected with a bolt shaft 10 to further drive the bolt shaft 10 to move towards the rear end of the battery pack 1, the bottom opening of an opening clamping groove 27 is sealed by the bolt shaft 25, a battery shaft 3 is clamped in the sealed opening clamping groove 27 to complete the locking of the battery shaft 3, finally, the unlocking driving piece 5 and a secondary unlocking piece 7 descend along with the battery replacing trolley, a stopping pin shaft 16 extends downwards under the action of a spring 17, and the stopping pin shaft 16 blocks on a transverse moving path of the, effectively prevent bolt axle 5 and produce the removal in the driving process, battery package 1 locks stably.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (8)
1. A locking mechanism of an automobile battery is characterized in that: the battery pack comprises a plurality of battery shafts (3) arranged on the side surface of the battery pack (1) and a battery outer frame (2) integrally or separately fixed with a vehicle body, wherein a plurality of bolt locking units for locking the battery shafts (3) on the battery outer frame (2) are arranged on the battery outer frame (2);
the bolt locking units are distributed on two opposite sides of the battery outer frame (2),
the bolt locking unit comprises a locking block (4) and a bolt shaft (10), the bolt locking unit is installed on the outer battery frame (2) through the locking block (4), an opening clamping groove (27) allowing the battery shaft (3) to enter is formed in the locking block (4), the bottom opening end of the opening clamping groove (27) is located at the bottom of the locking block (4), the bolt shaft (10) can be installed in the locking block (4) in a transversely moving mode, the bolt shaft (10) seals the bottom opening end of the opening clamping groove (27) in a mode of being inserted into the opening clamping groove (27) and is used for locking the battery shaft (3) in the opening clamping groove (27),
the bolt locking units are linked through a linkage device, and the linkage device drives the bolt shaft (10) to move transversely and unlock or lock the bolt locking units in a linkage manner.
2. The lock mechanism of the vehicle battery according to claim 1, characterized in that: the linkage device is driven by an unlocking driving piece (5) on a battery replacing trolley of the battery replacing station to unlock or lock the bolt locking unit in a linkage manner.
3. The lock mechanism of the vehicle battery according to claim 2, characterized in that: the linkage device is a connecting rod, the bolt locking units on the same side are linked through the connecting rod,
bolt locking unit's bolt axle (10) are connected with the connecting rod, have the U type on the connecting rod and dial shelves groove spare (19), trade unblock driving piece (5) of electric dolly and dial shelves groove spare (19) back through the sideslip action stir the U type through the sideslip after inserting U type and dial shelves groove spare (19), the U type is dialled shelves groove spare (19) and is driven the connecting rod and carry out the sideslip, the connecting rod drives bolt axle (10) and inserts or extract opening draw-in groove (27), with battery axle (3) locking or unblock at bolt locking unit.
4. The lock mechanism of the vehicle battery according to claim 2, characterized in that: the bolt locking unit is provided with a secondary positioning mechanism, the secondary positioning mechanism comprises a stopping pin shaft (16) and a spring (17), the stopping pin shaft (16) and the spring (17) are arranged in a positioning hole (13) of the locking block, the stopping pin shaft (16) extends out of the positioning hole (13) downwards under the driving of the spring (17) and is blocked on a transverse moving path of the bolt shaft (10) which is pulled out of the opening clamping groove (27),
the stopping pin shaft (16) retracts under the pushing of a secondary unlocking piece (7) which is arranged on a battery replacing trolley of the battery replacing station and follows the unlocking driving piece (5), a transverse moving path of the bolt shaft (10) for pulling out the opening clamping groove (27) is reserved, the stopping pin shaft (16) is arranged close to the outer end part of the bolt shaft (10), and the bolt shaft (10) is used for replacing and blocking the stopping pin shaft (16) to extend when the secondary unlocking piece (7) moves away from the stopping pin shaft (16) in the unlocking process of the bolt locking unit.
5. The lock mechanism of the vehicle battery according to claim 4, characterized in that: when the secondary unlocking piece (7) is arranged on the unlocking driving piece (5) to follow up, the secondary positioning mechanism is positioned on the bolt locking unit close to the unlocking driving piece (5).
6. The lock mechanism of the vehicle battery according to claim 1, characterized in that: the top closed end of the open clamping groove (27) is provided with a cushion pad (9).
7. The lock mechanism of the vehicle battery according to claim 3, characterized in that: the battery outer frame (2) is provided with a wide end, a narrow end and a corner part between the wide end and the narrow end, bolt locking units are arranged on the two sides of the wide end and the two sides of the narrow end, the bolt locking units positioned on the wide end are linked through one connecting rod, the bolt locking units positioned on the narrow end are linked through the other connecting rod, and the two connecting rods positioned on the wide end and the narrow end are linked through a soft connecting rod (21) of the corner part.
8. The lock mechanism of the vehicle battery according to claim 1, characterized in that: the battery pack lifting device further comprises a guide plate (32), wherein the guide plate (32) is arranged on the side face of the battery pack (1) and used for guiding the battery pack (1) when the battery pack is lifted into the battery outer frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922297883.8U CN211892815U (en) | 2019-12-19 | 2019-12-19 | Locking mechanism of automobile battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922297883.8U CN211892815U (en) | 2019-12-19 | 2019-12-19 | Locking mechanism of automobile battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211892815U true CN211892815U (en) | 2020-11-10 |
Family
ID=73293285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922297883.8U Expired - Fee Related CN211892815U (en) | 2019-12-19 | 2019-12-19 | Locking mechanism of automobile battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211892815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978980A (en) * | 2019-12-19 | 2020-04-10 | 北自精工机械(常州)有限公司 | Locking mechanism of automobile battery |
-
2019
- 2019-12-19 CN CN201922297883.8U patent/CN211892815U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978980A (en) * | 2019-12-19 | 2020-04-10 | 北自精工机械(常州)有限公司 | Locking mechanism of automobile battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 Termination date: 20211219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |