CN216507979U - Electric heavy truck trades electric positioning locking means - Google Patents
Electric heavy truck trades electric positioning locking means Download PDFInfo
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- CN216507979U CN216507979U CN202122372786.8U CN202122372786U CN216507979U CN 216507979 U CN216507979 U CN 216507979U CN 202122372786 U CN202122372786 U CN 202122372786U CN 216507979 U CN216507979 U CN 216507979U
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- guide
- locking
- screw rod
- positioning
- electric
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Abstract
The utility model provides a battery replacement positioning locking device for an electric heavy truck, which enables a locking structure of a battery frame to be simple, has high integration degree, and enables a circuit to be simple in arrangement and facilitates arrangement of other components. It comprises the following steps: the base body is a plane frame supporting structure formed by overlapping a plurality of longitudinal beams and cross beams; a connector; a plurality of guide positioning bulges; at least one set of locking mechanisms; the surface of the base body facing the battery frame is provided with a plurality of guide positioning bulges, and the guide positioning bulges are used for being in contraposition insertion arrangement with the battery frame; a connector is arranged at the position of the base body, which faces the connector plug of the battery frame; the locking mechanism is arranged on the locking structure of the base body facing the battery frame; each group of locking mechanisms comprises a pressing block, a screw rod, a connecting seat, a driving motor and a driving rod; the screw rod comprises an upper part connected with a pressing block end, a rotary guide structure and a screw rod external thread section.
Description
Technical Field
The utility model relates to the technical field of battery box replacement structures, in particular to a battery replacement positioning and locking device for an electric heavy truck.
Background
When the electric heavy truck is used for replacing the battery, the battery box adopts a quick replaceable structure, the battery box used for replacing the battery takes down the discharged battery box under the action of the special battery replacing device, and the battery box is placed on a charging station, and the charged battery box is arranged on the electric heavy truck. Among the prior art, connect the base on the automobile body and be used for supporting the battery box, set up cylinder drive arrangement on the base for the spring bolt on the base removes the lock and attaches the battery box, and the pipeline structure that its pneumatic connected mode need be arranged is complicated, is unfavorable for arranging of all the other parts, for this reason, urgently needs to find a locking means of new power structure.
Disclosure of Invention
In view of the above problems, the utility model provides a battery replacement positioning locking device for an electric heavy truck, which enables a locking structure of a battery frame to be simple, has high integration degree, and enables a circuit to be simple in arrangement and facilitates arrangement of other components.
The utility model provides an electronic heavily block trades electric positioning locking means which characterized in that, it includes:
the base body is a plane frame supporting structure formed by overlapping a plurality of longitudinal beams and cross beams;
a connector;
a plurality of guide positioning bulges;
at least one set of locking mechanisms;
the surface of the base body facing the battery frame is provided with a plurality of guide positioning bulges, and the guide positioning bulges are used for being in contraposition insertion arrangement with the battery frame;
a connector is arranged at the position of the base body, which faces the connector plug of the battery frame;
the locking mechanism is arranged on the locking structure of the base body facing the battery frame;
each group of locking mechanisms comprises a pressing block, a screw rod, a connecting seat, a driving motor and a driving rod; the screw comprises an upper part connected with a pressing block end, a rotary guide structure and a screw external thread section;
the compressing block is fixedly connected with the upper end of the screw rod, a guide cavity is arranged at the position, corresponding to the lower end of the screw rod, of the connecting seat, a guide groove shell is fixedly arranged on the upper surface of the connecting seat, a guide body is arranged at the position, corresponding to the rotary guide structure, of the guide groove shell, and the rotary guide structure and the guide body are combined to enable the screw rod to rotate for setting the angle for operation;
a screw rod nut is arranged in the guide cavity, and an external thread section of the screw rod penetrates through the screw rod nut and is connected with the screw rod nut in a meshed mode;
the output end of the driving motor is directly or indirectly connected with the driving rod, the output end of the driving rod extends into the guide cavity, and the output end of the driving rod drives the screw rod nut to rotate;
and a self-locking device is arranged in the driving motor.
It is further characterized in that:
the guide positioning bulges comprise positioning guide seats with four convex corners and positioning pins arranged on the cross beam;
the connector is fixedly arranged on the two connecting rods, and two ends of the two connecting rods are respectively and fixedly connected with the longitudinal beams at the two ends, so that the connector is ensured to be stably and reliably connected;
the connector is arranged at the center of the length direction, and the two groups of locking mechanisms are respectively arranged at two sides of the connector, so that the stability and reliability of locking are ensured;
each group of locking mechanisms comprises two pressing blocks which are respectively arranged at two sides of the driving motor, so that stable and reliable locking is ensured;
the rotary guide structure and the guide body are combined to enable the screw to rotate 90 degrees for operation;
the rotary guide structure is a protruding guide post, and the guide body is a groove-shaped structure with a spiral.
The rotary guide structure is an inner groove, and the guide body is an inner convex protrusion with a spiral groove line;
the center of the guide body is a through hole, and an axial cylinder of the screw penetrates through the through hole;
the axial length direction of the driving rods is communicated to the two guide cavities which are arranged in the linear direction, and each driving rod drives the two pressing blocks to rotate and perform pressing operation;
the upper surface of the guide groove shell is covered with a cover plate, and a guide protruding sleeve is arranged on the cover plate corresponding to the position of the guide body, so that the position of the guide body is ensured to be fixed and reliable;
each pressing block and each screw rod are arranged corresponding to one connecting seat, the two connecting seats of the same locking mechanism are connected through a connecting bottom plate, and the two ends of the connecting bottom plate are fixedly connected with the longitudinal beams at the two ends respectively, so that stable and reliable connection and accurate position are ensured;
the output end of the driving motor is connected with a speed reducing mechanism, and the output end of the speed reducing mechanism drives the driving rod to axially move;
a position sensor is arranged on the speed reducer base corresponding to the speed reducing mechanism, the position sensor faces the driving rod, and the position sensor is used for sensing the position of the driving rod so as to ensure stable and reliable transmission;
a guide rod is also arranged between the two connecting seats which are positioned on the same straight line, and the speed reducer base is fixedly arranged on the guide rod and the driving rod in a suspending way, so that the locking devices on the two sides are uniformly stressed, and the equal pressing force is realized;
preferably, the outer edge of the feed screw nut is provided with a gear, the driving rod is provided with a rack corresponding to the gear position of the feed screw nut, the gear is meshed with the rack, and the driving rod moves in the linear direction to enable the gear to drive the feed screw nut to rotate.
After the technical scheme is adopted, the locking of the base body and the battery frame is realized through the rotary pressing of the pressing block, the rotary pressing of the pressing block is completed through the driving of the driving motor, and the pressing block can realize the rotation for setting the angle and then press downwards and has self-locking; after upward loosening, rotating the rotary table to reset by a set angle; when in pressing, the pressing block rotates firstly and then moves downwards to press; when the clamping block needs to be loosened, the clamping block moves upwards to be loosened and then rotates to reset; it makes the locking structure of battery frame simple, integrates the degree height, and because driving motor drive lock attaches for the circuit is arranged simply, is convenient for the setting of all the other parts.
Drawings
FIG. 1 is a perspective diagrammatic illustration of a specific embodiment of the present invention;
FIG. 2 is a schematic perspective view of a locking mechanism according to the present invention;
fig. 3 is a perspective view illustrating the transmission of the speed reduction mechanism and the driving rod of the locking mechanism corresponding to fig. 2;
the names corresponding to the sequence numbers in the figure are as follows:
the base comprises a base body 100, longitudinal beams 101, a cross beam 102, a positioning guide seat 103, positioning pins 104, connecting rods 105, a connector 200, a locking mechanism 300 and a connecting bottom plate 301;
the device comprises a pressing block 10, a screw 20, an upper connecting pressing block end 21, a screw external thread section 22, a convex guide column 23, a connecting seat 30, a guide cavity 31, a driving motor 40, a driving rod 50, a rack 51, an inner concave guide groove 52, a linear rack 53, a guide groove shell 60, a spiral groove structure 61, a screw nut 70, a gear 71, a cover plate 80, a guide convex sleeve 81, a speed reducing mechanism 90, a speed reducing base 91, an output gear 92, a guide rod 110, a sliding bearing 120, a limit bolt 130, a fastening bolt 140, a positioning steel ball 150, a rolling bearing 160 and a position sensor 170.
Detailed Description
An electric replacement positioning locking device for an electric heavy truck is shown in fig. 1-3, and comprises a base body 100, a planar frame supporting structure formed by overlapping a plurality of longitudinal beams 101 and cross beams 102;
a connector 200;
a plurality of guide positioning bulges;
at least one set of locking mechanisms 300;
the surface of the base body 100 facing the battery frame is provided with a plurality of guiding and positioning bulges, and the guiding and positioning bulges are used for being inserted into the battery frame in an aligning way;
a connector 200 is arranged at a position of the base body 100 facing the connector plug of the battery frame;
the locking structure of the base body 100 facing the battery frame is provided with the locking mechanism 300;
each set of locking mechanism 300 comprises a pressing block 10, a screw rod 20, a connecting seat 30, a driving motor 40 and a driving rod 50, wherein the screw rod 20 comprises an upper part connecting pressing block end 21, a rotary guide structure and a screw rod external thread section 22;
the compressing block 10 is fixedly connected with the upper end of the screw rod 20, a guide cavity 31 is arranged at the position, corresponding to the lower end of the screw rod 50, of the connecting seat 30, a guide groove shell 60 is fixedly arranged on the upper surface of the connecting seat 30, a guide body is arranged at the position, corresponding to the rotary guide structure, of the guide groove shell 60, and the rotary guide structure and the guide body are combined to enable the screw rod 20 to rotate for a set angle;
a feed screw nut 70 is arranged in the guide cavity 31, the external thread section 22 of the screw rod penetrates through the feed screw nut 70 and is meshed with the feed screw nut 70,
the output end of the driving motor 40 is directly or indirectly connected with the driving rod 50, the output end of the driving rod 50 extends into the guide cavity 31, and the output end of the driving rod 50 drives the screw nut 70 to rotate;
the driving motor 40 is internally provided with a self-locking device.
The self-locking device includes but is not limited to an electromagnetic clutch.
In the specific implementation: the guide positioning bulges comprise positioning guide seats 103 with four convex corners and positioning pins 104 arranged on the cross beam 102;
the connector 200 is fixedly arranged on the two connecting rods 105, and two ends of the two connecting rods 105 are respectively and fixedly connected to the longitudinal beams 101 at the two ends, so that the connector 200 is ensured to be stably and reliably connected;
the connector 200 is arranged at the center position in the length direction, and the two groups of locking mechanisms 300 are respectively arranged at two sides of the connector 200, so that stable and reliable locking is ensured;
each group of locking mechanism 300 comprises two pressing blocks 10, and the two pressing blocks 10 are respectively arranged on two sides of the driving motor 40, so that stable and reliable locking is ensured.
In specific implementation, the rotary guide structure is a convex guide column 23, and the guide body is specifically a spiral groove structure 61; in another embodiment. The rotary guide structure is an inner groove, and the guide body is an inner convex spiral protrusion.
In a specific embodiment, see fig. 2 and 3: the rotary guide structure is a convex guide column 23, the guide body is a spiral groove structure 61, a rolling bearing can be arranged between the convex guide column 23 and the spiral groove structure 61 to reduce friction resistance, and the spiral groove structure 61 is a 90-degree spiral groove; the guide structure and the guide body are rotated to enable the screw to rotate 90 degrees for operation;
the center of the guide body is a through hole, and an axial cylinder of the screw rod 20 penetrates through the through hole;
the axial length direction of the driving rods 50 is communicated with the two guide cavities 31 which are arranged in the linear direction, each driving rod 50 drives the two pressing blocks 10 to rotate and press, and the driving rods 50 drive the 2 pressing blocks 10, so that multi-point locking can be realized, and the locking is firmer;
a cover plate 80 is covered on the upper surface of each guide groove shell 60, and a guide protruding sleeve 81 is arranged at the position of the cover plate 80 corresponding to the guide body, so that the position of the guide body is ensured to be fixed and reliable;
each compression block 10 and each screw 20 are arranged corresponding to one connecting seat 30, the two connecting seats 30 of the same locking mechanism 300 are connected through a connecting bottom plate 301, and two ends of the connecting bottom plate 301 are respectively and fixedly connected to the longitudinal beams 101 at two ends, so that stable and reliable connection and accurate position are ensured;
the output end of the driving motor 40 is connected with a speed reducing mechanism 90, and the output end of the speed reducing mechanism 90 drives the driving rod 50 to axially move; the speed reducing mechanism 90 is specifically a worm gear, a planet row, a gear transmission and a cycloid gear speed reducing mechanism;
a position sensor 170 is arranged on the speed reducer base 91 corresponding to the speed reducing mechanism 90, the position sensor 170 is arranged towards the driving rod 50, and the position sensor 170 is used for sensing the position of the driving rod to ensure stable and reliable transmission;
a guide rod 110 is also arranged between the two connecting seats 30 which are positioned on the same straight line, the speed reducer base 91 is fixedly suspended on the guide rod 110 and the driving rod 50, the locking devices on the two sides are ensured to be uniformly stressed, equal pressing force is realized, and a sliding bearing is arranged between the driving rod 50 and the speed reducer base 91 to prevent clamping stagnation when locking is cancelled;
the feed screw nut 70 is provided with slide bearings 120 at both ends in the length direction, and the feed screw nut 70 can only rotate.
In a specific embodiment, a gear 71 is arranged on the outer periphery of the middle position of the feed screw nut 70 in the length direction, a rack 51 is arranged on the driving rod 50 corresponding to the gear 71 of the feed screw nut 70, the gear 71 is meshed with the rack 51, the driving rod 50 moves in the linear direction, and the gear drives the feed screw nut 70 to rotate;
the outer surface of the driving rod 50 is provided with inner concave guide grooves 52 which are arranged in a linear direction, and corresponding limiting bolts 130 penetrate through corresponding positions of the connecting seat 30 and corresponding positions of the reducer base 91 and are then pressed on the inner concave guide grooves 52 through positioning steel balls 150, so that the driving rod 50 can only perform axial linear movement and deflection operation is avoided;
the output gear 92 of the speed reducing mechanism 90 is meshed with the linear rack 53 connected with the input end of the driving rod 50, so that stable and reliable transmission is ensured.
In a specific embodiment, the pressing block 10 is fixedly arranged at the upper part of the screw rod 20 through a fastening bolt 140 and is connected with a pressing block end 21; the two ends of the screw rod 20 in the length direction are respectively guided and limited by rolling bearings 160, so that the stable and reliable motion of the screw rod is ensured;
the screw 20 can be a needle roller screw, a common screw or a common thread;
the gear 71 provided on the outer peripheral surface of the feed screw nut 70 is only a specific embodiment, and can be set into a shifting piece, a groove and a mechanical form of a link mechanism according to requirements, and only the rotary driving of the drive rod to the feed screw nut needs to be completed.
The specific working principle of the locking mechanism is as follows: the driving motor 40 rotates to drive the driving rod 50 to move linearly, the screw rod nut 70 is driven by the rack 51 to rotate for operation, in an initial state, the screw rod nut drives the screw rod to rotate synchronously until the convex guide column of the screw rod moves to the top end of the upper part or the bottom end of the lower part along the spiral groove structure 61, and then the screw rod nut 70 rotates to drive the screw rod 20 to lift in the height direction; the pressing block 10 can rotate for a set angle and then press downwards, and has self-locking function; after upward loosening, rotating the rotary table to reset by a set angle; when in pressing, the pressing block 10 rotates firstly and then moves downwards to press; when the clamping block needs to be loosened, the pressing block 10 moves upwards firstly and then rotates to reset; the pressing block 10 is arranged on the screw rod 20, the screw rod 20 is provided with a rotary guide structure, the guide groove shell is provided with a guide body, and the screw rod 20 moves and advances along the guide of the guide body; the guide body is arranged to determine the rotation and linear motion tracks of the screw; the spiral guide angle of the guide body is a set angle, and the pressing block 10 is pressed and locked after rotating the set angle.
The locking of the base body and the battery frame is realized by the rotary pressing of the pressing block, the rotary pressing of the pressing block is completed by the driving of the driving motor, the pressing block can realize the rotation for setting the angle and then press downwards, and the self-locking is realized; after upward loosening, rotating the rotary table to reset by a set angle; when in pressing, the pressing block rotates firstly and then moves downwards to press; when the clamping block needs to be loosened, the clamping block moves upwards to be loosened and then rotates to reset; it makes the locking structure of battery frame simple, integrates the degree height, and because driving motor drive lock attaches for the circuit is arranged simply, is convenient for the setting of all the other parts.
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 (10)
1. The utility model provides an electronic heavily block trades electric positioning locking means which characterized in that, it includes:
the base body is a plane frame supporting structure formed by overlapping a plurality of longitudinal beams and cross beams;
a connector;
a plurality of guide positioning bulges;
at least one set of locking mechanisms;
the surface of the base body facing the battery frame is provided with a plurality of guide positioning bulges, and the guide positioning bulges are used for being in contraposition insertion arrangement with the battery frame;
a connector is arranged at the position of the base body, which faces the connector plug of the battery frame;
the locking mechanism is arranged on the locking structure of the base body facing the battery frame;
each group of locking mechanisms comprises a pressing block, a screw rod, a connecting seat, a driving motor and a driving rod; the screw comprises an upper part connected with a pressing block end, a rotary guide structure and a screw external thread section;
the compressing block is fixedly connected with the upper end of the screw rod, a guide cavity is arranged at the position, corresponding to the lower end of the screw rod, of the connecting seat, a guide groove shell is fixedly arranged on the upper surface of the connecting seat, a guide body is arranged at the position, corresponding to the rotary guide structure, of the guide groove shell, and the rotary guide structure and the guide body are combined to enable the screw rod to rotate for setting the angle for operation;
a screw rod nut is arranged in the guide cavity, and an external thread section of the screw rod penetrates through the screw rod nut and is connected with the screw rod nut in a meshed mode;
the output end of the driving motor is directly or indirectly connected with the driving rod, the output end of the driving rod extends into the guide cavity, and the output end of the driving rod drives the screw rod nut to rotate;
and a self-locking device is arranged in the driving motor.
2. The electric re-clamping and battery-replacing positioning and locking device as claimed in claim 1, wherein: the guide positioning bulges comprise positioning guide seats with four convex corners and positioning pins arranged on the beam.
3. The electric re-clamping and battery-replacing positioning and locking device as claimed in claim 1, wherein: the connector is fixedly arranged on the two connecting rods, and two ends of the two connecting rods are respectively and fixedly connected to the longitudinal beams at the two ends.
4. The electric re-clamping and battery-replacing positioning and locking device as claimed in claim 3, wherein: the connector is arranged at the center of the length direction, and the two groups of locking mechanisms are respectively arranged at two sides of the connector.
5. The electric heavily-clamping and replacing positioning locking device as claimed in claim 4, wherein: each group of locking mechanism comprises two pressing blocks, and the two pressing blocks are respectively arranged on two sides of the driving motor.
6. The electric re-clamping and battery-replacing positioning and locking device as claimed in claim 5, wherein: the axial length direction of the driving rods is communicated to the two guide cavities which are arranged in the linear direction, and each driving rod drives the two pressing blocks to rotate and press and attach.
7. The electric re-clamping and battery-replacing positioning and locking device as claimed in claim 5, wherein: every compact heap and screw rod are arranged corresponding to a connecting seat, and two connecting seats of same locking mechanism are connected through connecting bottom plate, the both ends of connecting bottom plate rigid coupling respectively in the longeron at both ends.
8. The electric heavily-clamping and replacing positioning locking device as claimed in claim 5, wherein: the output end of the driving motor is connected with a speed reducing mechanism, and the output end of the speed reducing mechanism drives the driving rod to move axially.
9. The electric re-card replacement positioning and locking device as claimed in claim 8, wherein: the speed reducer base that reduction gears corresponds is provided with position sensor, position sensor orientation the actuating lever setting, position sensor is used for responding to the position of actuating lever.
10. The electric re-clamping and battery-replacing positioning locking device as claimed in claim 9, wherein: a guide rod is also arranged between the two connecting seats which are positioned on the same straight line; the speed reducer base is fixedly mounted on the guide rod and the driving rod in a suspending manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122372786.8U CN216507979U (en) | 2021-09-28 | 2021-09-28 | Electric heavy truck trades electric positioning locking means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122372786.8U CN216507979U (en) | 2021-09-28 | 2021-09-28 | Electric heavy truck trades electric positioning locking means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216507979U true CN216507979U (en) | 2022-05-13 |
Family
ID=81520144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122372786.8U Active CN216507979U (en) | 2021-09-28 | 2021-09-28 | Electric heavy truck trades electric positioning locking means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216507979U (en) |
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2021
- 2021-09-28 CN CN202122372786.8U patent/CN216507979U/en active Active
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