CN216197270U - Electric automatic locking device - Google Patents
Electric automatic locking device Download PDFInfo
- Publication number
- CN216197270U CN216197270U CN202122330170.4U CN202122330170U CN216197270U CN 216197270 U CN216197270 U CN 216197270U CN 202122330170 U CN202122330170 U CN 202122330170U CN 216197270 U CN216197270 U CN 216197270U
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- push rod
- frame body
- inner end
- driving motor
- axial
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides an electric automatic locking device which is simple in structure and higher in integration degree, and ensures a larger arrangement space in a vehicle body. It includes: the device comprises a base, a frame body, a driving motor, a push rod and a lock pin, wherein a self-locking device is arranged in the driving motor; the upper surface of the base is provided with a frame body installation groove, and the frame body is embedded in the frame body installation groove; the upper surfaces of two sides of one pair of sides of the frame body are respectively provided with a pair of lock pins, and the lower surfaces of the outer sides of the lock pins are pressed on the upper surfaces of the corresponding positions of the frame body in a locking state; the inner end of the lock pin in the length direction is fixedly connected with the axial outer end of the push rod, the axial inner end of the push rod faces the output end of the driving motor, and the output end of the driving motor drives the axial inner end of the push rod to stretch and retract.
Description
Technical Field
The utility model relates to the technical field of battery frame locking, in particular to an electric automatic locking device.
Background
After the battery of new energy automobile finishes assembling, need lock the battery frame and attach, the lock of current battery frame attaches the structure and is pneumatic or hydraulic structure, and its drive structure is complicated, occupies great space, is unfavorable for the rational arrangement of other structures.
Disclosure of Invention
In order to solve the problems, the utility model provides an electric automatic locking device which is simple in structure, higher in integration degree and capable of ensuring a larger arrangement space in a vehicle body.
An electric automatic locking device, characterized in that it comprises:
a base;
a frame body;
the driving motor is internally provided with a self-locking device;
a push rod;
a lock pin;
the upper surface of the base is provided with a frame body installation groove, and the frame body is embedded in the frame body installation groove;
the upper surfaces of two sides of one pair of sides of the frame body are respectively provided with a pair of lock pins, and the lower surfaces of the outer sides of the lock pins are pressed on the upper surfaces of the corresponding positions of the frame body in a locking state;
the inner end of the lock pin in the length direction is fixedly connected with the axial outer end of the push rod, the axial inner end of the push rod faces the output end of the driving motor, and the output end of the driving motor drives the axial inner end of the push rod to stretch and retract.
It is further characterized in that:
the output end of the driving motor is indirectly connected with the axial inner end of the push rod, the output end of the driving motor is connected with a speed reducer, a side-convex driving structure is arranged on an output rotating shaft of the speed reducer, the two push rods are respectively arranged on two sides of the output rotating shaft, and the side-convex driving structure drives the two push rods to synchronously push or pull back to lock pins at corresponding positions for operation;
axial guide holes are respectively formed in the two sides of the base corresponding to the driving motor, and the axial inner end of the push rod and the inner end of the lock pin are arranged in the axial guide holes to ensure the linear motion of the push rod;
the outer end of the lock pin is provided with a lock tongue, the lower surface of the lock tongue is an inclined plane which is arranged upwards from the axial inner end to the axial outer end, the corresponding upper surface of the frame body is a profiling inclined plane, and the frame body is completely locked through the inclined plane of the lock tongue;
a position sensor is integrated on the speed reducer, and reliable locking is realized through double protection of sensor position and motor current feedback;
the inner end of the lock pin is provided with a T-shaped positioning bulge, the axial outer end of the push rod is provided with a T-shaped embedded groove, and the T-shaped positioning bulge is embedded in the T-shaped embedded groove, so that the lock pin and the push rod are incompletely positioned in the radial direction and completely positioned in the axial direction, and the precision requirement on parts can be further reduced;
the output of the speed reducer is connected with the push rod by a gear rack or a shifting block structure.
After adopting above-mentioned technical scheme, the rotatory push rod axial that drives of driving motor stretches out, and then drives the outside lower surface pressure of lockpin and attaches in the corresponding position upper surface of framework, accomplishes the lock and attaches, and it only can accomplish the lock to the framework through single motor and attaches, and its simple structure integrates the degree higher, has guaranteed the great space of arranging in the automobile body.
Drawings
FIG. 1 is a front view cross-sectional structural schematic of the present invention;
FIG. 2 is a schematic top view of the present invention
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a base 10, a frame body installation groove 11, an axial direction guide hole 12, a guide hole 13, a frame body 20, a profile modeling inclined plane 21, a driving motor 30, a push rod 40, a T-shaped embedded groove 41, a lock pin 50, a lock tongue 51, an inclined plane 52, a T-shaped positioning bulge 53, a speed reducer 60, an output rotating shaft 61, a position sensor 70, a sliding bearing 80 and a sliding bearing 90.
Detailed Description
An electric automatic locking device is shown in fig. 1-3, and comprises a base 10, a frame 20, a driving motor 30, a push rod 40 and a lock pin 50; a self-locking device is arranged inside the driving motor 30;
the upper surface of the base 10 is provided with a frame body installation groove 11, and the frame body 20 is embedded in the frame body installation groove 11;
a pair of lock pins 50 are respectively arranged on the upper surfaces of two sides of one pair of sides of the frame body 20, and the lower surfaces of the outer sides of the lock pins 50 are pressed on the upper surfaces of the corresponding positions of the frame body 20 in a locking state;
the inner end of the lock pin 50 in the length direction is fixedly connected with the axial outer end of the push rod 40, the axial inner end of the push rod 40 faces the output end of the driving motor 30, and the output end of the driving motor 30 drives the axial inner end of the push rod 40 to stretch and retract.
In specific implementation, the output end of the driving motor 30 is indirectly connected with the axial inner end of the push rod 40, the output end of the driving motor 30 is connected with the speed reducer 60, a side-convex driving structure is arranged on an output rotating shaft 61 of the speed reducer 60, the two push rods 40 are respectively arranged at two sides of the output rotating shaft 61, and the side-convex driving structure drives the two push rods 40 to synchronously push or pull the lock pins 50 at corresponding positions for operation;
two sides of the base 10 corresponding to the driving motor 30 are respectively provided with an axial guide hole 12, and the axial inner end of the push rod 40 and the inner end of the lock pin 50 are arranged in the axial guide holes 12 to ensure the linear direction action of the push rod 40;
the outer end of the lock pin 50 is provided with a lock tongue 51, the lower surface of the lock tongue 51 is an inclined surface 52 which is arranged from the axial inner end to the axial outer end upwards, the corresponding upper surface of the frame body 20 is a profiling inclined surface 21, and the frame body 20 is completely locked through the inclined surface 52 of the lock tongue 51;
a position sensor 70 is integrated on the speed reducer 60, and reliable locking is realized through double protection of position sensing of the position sensor 70 and current feedback of the motor;
the inner end of the lock pin 30 is provided with a T-shaped positioning bulge 53, the axial outer end of the push rod 40 is provided with a T-shaped embedded groove 41, and the T-shaped positioning bulge 53 is embedded in the T-shaped embedded groove 41, so that the lock pin 30 and the push rod 40 are incompletely positioned in the radial direction and completely positioned in the axial direction, and the precision requirement on parts can be further reduced;
the connection between the output rotating shaft 61 of the speed reducer 60 and the push rod 50 is specifically a gear rack or a shifting block structure.
The form of the speed reduction mechanism is not limited to the speed reduction modes such as worm and gear, planetary gear, gear transmission, cycloid gear and the like.
In specific implementation, the sliding bearing 80 is arranged in the axial guide hole 12, and the outer wall of the axial inner end of the lock pin 30 is arranged in a manner of clinging to the inner ring of the sliding bearing 80, so that stable and reliable guide is ensured;
the axial inner end position of the base 10 corresponding to the push rod 40 is provided with a guide hole 13, and a sliding bearing 90 is arranged in the guide hole 13, so that the axial movement of the push rod 40 is stable and reliable.
The locking mechanism has the working principle that the driving motor rotates to drive the push rod to axially extend out, so that the lower surface of the outer side of the lock pin is driven to be pressed on the upper surface of the corresponding position of the frame body to complete locking, the motor drives the push rod through the speed reducer to further push the lock tongue to lock the frame body on the base, and the double-push-rod design can realize multi-point locking and is firmer in locking; the self-locking device is arranged inside the driving motor, locking failure can be effectively prevented, locking of the frame body can be achieved only through a single motor, the structure is simple, the integration degree is high, and a large arrangement space in the vehicle body is guaranteed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An electric automatic locking device, characterized in that it comprises:
a base;
a frame body;
the driving motor is internally provided with a self-locking device;
a push rod;
a lock pin;
the upper surface of the base is provided with a frame body installation groove, and the frame body is embedded in the frame body installation groove;
the upper surfaces of two sides of one pair of sides of the frame body are respectively provided with a pair of lock pins, and the lower surfaces of the outer sides of the lock pins are pressed on the upper surfaces of the corresponding positions of the frame body in a locking state;
the inner end of the lock pin in the length direction is fixedly connected with the axial outer end of the push rod, the axial inner end of the push rod faces the output end of the driving motor, and the output end of the driving motor drives the axial inner end of the push rod to stretch and retract.
2. An electric automatic lock device as set forth in claim 1, wherein: the output end of the driving motor is indirectly connected with the axial inner end of the push rod, the output end of the driving motor is connected with a speed reducer, a side-convex driving structure is arranged on an output rotating shaft of the speed reducer, the two push rods are respectively arranged on two sides of the output rotating shaft, and the side-convex driving structure drives the two push rods to synchronously push or pull back to lock pins at corresponding positions for operation.
3. An electric automatic lock device as set forth in claim 1, wherein: axial guide holes are respectively formed in the two sides of the base corresponding to the driving motor, and the axial inner end of the push rod and the inner end of the lock pin are arranged in the axial guide holes.
4. An electric automatic lock device as set forth in claim 1, wherein: the outer end of the lock pin is provided with a lock tongue, the lower surface of the lock tongue is an inclined plane which is arranged from the axial inner end to the axial outer end, and the corresponding upper surface of the frame body is a profiling inclined plane.
5. An electric automatic lock device as set forth in claim 2, wherein: and a position sensor is integrated on the speed reducer.
6. An electric automatic lock device as set forth in claim 1, wherein: the inner end of the lock pin is provided with a T-shaped positioning bulge, the axial outer end of the push rod is provided with a T-shaped embedded groove, and the T-shaped positioning bulge is embedded in the T-shaped embedded groove.
7. An electric automatic lock device as set forth in claim 2, wherein: the output of the speed reducer is connected with the push rod by a gear rack or a shifting block structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122330170.4U CN216197270U (en) | 2021-09-26 | 2021-09-26 | Electric automatic locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122330170.4U CN216197270U (en) | 2021-09-26 | 2021-09-26 | Electric automatic locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216197270U true CN216197270U (en) | 2022-04-05 |
Family
ID=80924502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122330170.4U Active CN216197270U (en) | 2021-09-26 | 2021-09-26 | Electric automatic locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216197270U (en) |
-
2021
- 2021-09-26 CN CN202122330170.4U patent/CN216197270U/en active Active
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