CN115775952A - Quick locking device for battery replacement of vehicle - Google Patents
Quick locking device for battery replacement of vehicle Download PDFInfo
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- CN115775952A CN115775952A CN202211479464.6A CN202211479464A CN115775952A CN 115775952 A CN115775952 A CN 115775952A CN 202211479464 A CN202211479464 A CN 202211479464A CN 115775952 A CN115775952 A CN 115775952A
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- fixedly connected
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- rods
- battery
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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 embodiment of the invention discloses a quick locking device for replacing battery of a vehicle, which comprises a battery pack and a positioning assembly, wherein the battery pack comprises a battery box and a battery cover; the locating component is used for locating the battery pack. By adopting the battery pack locking device, the positioning assembly and the locking assembly are locked and released at multiple positions by controlling the four first fixing rods, the battery pack is rapidly replaced while the installation and fixation stability of the battery pack is ensured, the battery replacing efficiency is improved compared with the traditional bolt fixation, the battery pack is locked by a pure mechanical structure, the condition that the battery pack is loosened and falls to cause accidents due to the fact that an electric locking device and a pneumatic locking device are used for faults is avoided, the battery pack locking device is fixed by the four safety units to play a double-safety role, and the problems that the bolt is required to be unscrewed when the battery is replaced by the vehicle when the traditional battery pack is fixed on a vehicle chassis through the bolt, the bolt is required to be screwed after the battery replacement is finished, a large amount of time is required to be consumed, and the battery replacing efficiency is low are solved.
Description
Technical Field
The invention belongs to the field of vehicle battery replacement, and particularly relates to a quick locking device for vehicle battery replacement.
Background
The electric vehicle battery replacement mode is characterized in that a large number of batteries are stored, charged and uniformly distributed through a centralized charging station, and battery replacement service or charging, logistics allocation and battery replacement service of a collection battery are integrated in the battery distribution station; the traditional battery pack is fixed on a vehicle chassis through bolts, the bolts need to be unscrewed when the battery of a vehicle is replaced, the bolts are screwed after the battery replacement is completed, a large amount of time needs to be consumed, the battery replacement efficiency is low, most of the conventional locking devices are locked and loosened through electric or pneumatic control, and an electric or pneumatic device possibly breaks down when in use, so that the battery pack is loosened, falls off or cannot be taken out, the vehicle is suddenly powered off, serious traffic accidents are caused, the normal battery replacement of the vehicle is seriously influenced if the battery pack cannot be taken out, the vehicle cannot be used temporarily, and the user experience is influenced;
the above information disclosed in this background section is only for background understanding of the inventive concept and, therefore, may contain information that does not constitute prior art.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art and provides a quick locking device for replacing a power supply of a vehicle.
The technical scheme is as follows: a quick locking device for replacing battery of a vehicle comprises a battery pack and a positioning assembly; the battery pack is provided with a positioning assembly for positioning; the right part of the upper side of the battery pack is provided with a communication plug; the locking device also comprises a conical head rod and a locking component; the front part and the rear part of the positioning component are fixedly connected with three equidistant conical head rods; a locking component for locking the conical rod is arranged on the upper side of the positioning component; the conical rod is connected with the locking component; the right part of the lower side of the locking component is provided with a communication socket.
As an improvement of the scheme, the middle parts of the six conical rods are all arranged to be hourglass-shaped.
As an improvement of the above scheme, the positioning assembly comprises a first fixing plate, a positioning rod and a second fixing plate; the left side and the right side of the battery pack are fixedly connected with a first fixing plate respectively; two positioning rods which are symmetrical front and back are fixedly connected to the upper sides of the two first fixing plates; the four positioning rods are all connected with the locking assembly; the front side and the rear side of the battery pack are respectively fixedly connected with a second fixing plate; the two second fixing plates are fixedly connected with the three conical head rods respectively.
As the improvement of the scheme, the four positioning rods are all provided with pin holes for limiting.
As an improvement of the above scheme, the locking assembly comprises a third fixing plate, a first mounting plate, a second mounting plate, a first return spring, a fourth fixing plate, a first fixing rod, a limiting rod, a first flat gear, a safety unit and a locking unit; two third fixing plates which are symmetrical left and right are arranged above the battery pack; two first mounting plates which are symmetrical in front and back are fixedly connected to the lower sides of the two third fixing plates; two bilaterally symmetrical second mounting plates are fixedly connected between the two first mounting plates; the second mounting plate on the left side is inserted with the two positioning rods on the left side; the second mounting plate on the right is inserted with the two positioning rods on the right; two first reset springs which are bilaterally symmetrical are fixedly connected to the upper sides of the two first mounting plates; a fourth fixing plate is fixedly connected to the upper sides of the two front first return springs; the upper sides of the two rear first return springs are fixedly connected with another fourth fixing plate; the left part and the right part of each of the two first mounting plates are connected with a first fixing rod in a sliding manner; the lower part of each first fixed rod is fixedly connected with a limiting rod; the two limiting rods in front are in mutual contact with the first mounting plate in front; the two limiting rods at the rear part are in mutual contact with the first mounting plate at the rear part; a first flat gear is fixedly connected to the upper part of each first fixed rod; the front two first fixing rods are rotatably connected with the front fourth fixing plate; the two rear first fixing rods are rotatably connected with the rear fourth fixing plate; the left part and the right part of each first fixing rod are connected with a safety unit; the two safety units on the left side are connected with the second mounting plate on the left side; the two safety units on the left side are respectively connected with a positioning rod; the two right safety units are connected with the second mounting plate on the right; the two right safety units are respectively connected with a positioning rod; three equidistant locking units are connected in the two first mounting plates; the front three locking units are connected with the front fourth fixing plate; the three locking units at the rear are connected with the fourth fixing plate at the rear.
As the improvement of the scheme, the lower front part and the lower rear part of the two second mounting plates are respectively provided with a limiting hole.
As an improvement of the scheme, the left part and the right part of each first mounting plate are respectively provided with a limiting groove, and the lower part of each limiting groove is communicated with a circular groove.
As an improvement of the scheme, the safety unit in front of the left part comprises a torsion spring shaft, a second flat gear, a pull rope, a second return spring and a bolt; the left part of the front first mounting plate is connected with a torsion spring shaft; a second flat gear is fixedly connected to the upper part of the torsion spring shaft; the front part of the second mounting plate on the left side is connected with a bolt in a sliding way; a second return spring is fixedly connected to the front side of the bolt; the second reset spring is fixedly connected with the second mounting plate; a pull rope is fixedly connected to the front side of the bolt; the pull rope is fixedly connected with the torsion spring shaft; the bolt is inserted with a positioning rod.
As an improvement of the scheme, the locking unit at the front left part comprises a circular table cylinder, a second fixing rod, a fixing disc, a first spring telescopic rod, a hollow limiting sleeve, a hollow plate, a first flow guide pipe, an oil storage ring, a limiting ball, a second spring telescopic rod, an air conveying cylinder, a piston rod, an air guide pipe and a second flow guide pipe; a circular truncated cone is fixedly connected to the left part of the front first mounting plate; the upper part of the circular table cylinder is connected with a second fixing rod in a sliding manner; the upper side of the second fixed rod is fixedly connected with a fourth fixed plate in front; a fixed disc is fixedly connected to the lower side of the second fixed rod; the inner bottom surface of the circular table cylinder is fixedly connected with two first spring telescopic rods which are symmetrical left and right; the telescopic ends of the two first spring telescopic rods are fixedly connected with a hollow limiting sleeve; two hollow limiting sleeves are respectively connected with a limiting ball in a sliding way; the two limiting balls are in contact with the conical head rod at the front left part; the conical head rod at the front left part is contacted with the fixed disc; the conical head rod at the left part in front is inserted with the circular truncated cone; the front part and the rear part of each hollow limiting sleeve are communicated with a hollow plate; the four hollow plates are fixedly connected with the fixed disc; the upper sides of the four hollow plates are respectively communicated with a first flow guide pipe; the four first flow guide pipes are connected with the fixed disc in a sliding manner; the four first flow guide pipes are respectively connected with a hollow plate in a sliding manner; the upper sides of the four first flow guide pipes are communicated with oil storage rings together; the oil storage ring is fixedly connected with the circular truncated cone; the upper sides of the two hollow limiting sleeves are fixedly connected with a second spring telescopic rod respectively; the two second spring telescopic rods are fixedly connected with the circular table cylinder; two air delivery cylinders which are symmetrical front and back are fixedly connected with the inner top surface of the circular table cylinder; the upper side of the fixed disc is fixedly connected with two piston rods which are symmetrical front and back, and the upper sides of the two piston rods are provided with pistons; the two piston rods are respectively connected with an air conveying cylinder in a sliding way; the upper sides of the two air conveying cylinders are respectively communicated with an air duct; the two gas guide pipes are communicated with the oil storage ring; the two gas guide pipes are fixedly connected with the circular truncated cone; the fixed disc is connected with the two second spring telescopic rods in a sliding manner; the upper side of the oil storage ring is communicated with a second flow guide pipe; the second flow guide pipe is fixedly connected with the circular truncated cone.
As the improvement of the scheme, a plurality of liquid leakage grooves are formed in the two hollow limiting sleeves at equal intervals in the circumferential direction, and a plurality of liquid leakage holes are communicated with one side of each liquid leakage groove, which faces the circle center of the hollow limiting sleeve.
According to one or more embodiments of the invention, the four first fixing rods are controlled to realize locking and loosening of the positioning assembly and the locking assembly at multiple positions, so that the installation and fixation stability of the battery pack is ensured, meanwhile, the battery pack is rapidly replaced, compared with the traditional bolt fixation, the battery replacement efficiency is improved, the battery pack is locked through a pure mechanical structure, the condition that the battery pack is loosened and falls to cause accidents due to the fact that an electric locking device and a pneumatic locking device are failed is avoided, and the four safety units are used for fixing, so that a double-safety function is realized;
when the battery package was taken out, lubricating oil dripped on spacing ball through weeping groove and weeping hole on the cavity stop collar, lubricated spacing ball, reduced the wearing and tearing that spacing ball received and guaranteed that spacing ball slides smoothly in the cavity stop collar, ensured locking Assembly normal operating.
Drawings
Fig. 1 is a schematic perspective view of a first locking device for battery replacement of a vehicle according to the present invention;
fig. 2 is a schematic perspective view of a second kind of locking device for battery replacement of a vehicle according to the present invention;
FIG. 3 is a schematic perspective view of a positioning assembly of the quick locking device for battery replacement of a vehicle according to the present invention;
fig. 4 is a schematic perspective view of a conical head rod of the quick locking device for battery replacement of a vehicle according to the present invention;
FIG. 5 is a schematic diagram of a first perspective structure of a locking assembly of the quick locking device for battery replacement of a vehicle according to the present invention;
fig. 6 is a second perspective view of a locking assembly of the quick locking device for battery replacement of a vehicle according to the present invention;
FIG. 7 is an enlarged view of the area A of the quick locking device for battery replacement of a vehicle according to the present invention;
FIG. 8 is a first partially sectioned perspective view of a locking assembly of the quick locking device for battery replacement of a vehicle of the present invention;
FIG. 9 is a partial schematic bottom perspective view of a locking assembly of the quick locking device for battery replacement of a vehicle according to the present invention;
FIG. 10 is an enlarged view of the area C of the quick locking device for vehicle battery replacement according to the present invention;
FIG. 11 is an enlarged view of the area B of the quick locking device for vehicle battery replacement according to the present invention;
FIG. 12 is a schematic diagram of a second partial cross-sectional perspective view of a locking assembly of the quick locking device for vehicle battery replacement according to the present invention;
fig. 13 is a schematic cross-sectional three-dimensional structure view of a hollow stop collar of the quick locking device for battery replacement of a vehicle of the invention.
Number designation in the figures: 1-battery pack, 001-communication plug, 002-pin hole, 003-communication socket, 004-limit hole, 005-limit groove, 006-leakage groove, 007-leakage hole, 101-first fixing plate, 102-positioning rod, 103-second fixing plate, 104-conical rod, 201-third fixing plate, 202-first mounting plate, 203-second mounting plate, 204-first return spring, 205-fourth fixing plate, 206-first fixing rod, 207-limit rod, 208-first flat gear, 209-torsion spring shaft, 210-second flat gear, 211-pull rope, 212-second return spring, 213-bolt, 214-circular table cylinder, 215-second fixing rod, 216-fixing plate, 217-first spring telescopic rod, 218-hollow limit sleeve, 219-hollow plate, 220-first guide tube, 221-oil storage ring, 222-limit ball, 223-second spring telescopic rod, 224-gas transmission tube, 225-piston rod, 226-communication plug, 227-second guide tube.
Detailed Description
Hereinafter, embodiments of the present disclosure will be described in more detail with reference to the accompanying drawings.
The embodiment provides a quick locking device for replacing batteries of a vehicle, which comprises a battery pack 1 and a positioning assembly, as shown in fig. 1-13; the battery pack 1 is provided with a positioning component; the right part of the upper side of the battery pack 1 is provided with a communication plug 001;
the device also comprises a conical head rod 104 and a locking component; the front part and the rear part of the positioning component are fixedly connected with three conical head rods 104 with equal distance; the locking component is arranged on the upper side of the positioning component; the conical rod 104 is connected with the locking assembly; the right part of the lower side of the locking component is provided with a communication socket 003.
In this embodiment, six conical rods 104 are each provided with an hourglass shape in the middle.
The positioning assembly comprises a first fixing plate 101, a positioning rod 102 and a second fixing plate 103; the left side and the right side of the battery pack 1 are respectively fixedly connected with a first fixing plate 101; two front and back symmetrical positioning rods 102 are fixedly connected to the upper sides of the two first fixing plates 101; the four positioning rods 102 are all connected with the locking assembly; the front side and the rear side of the battery pack 1 are respectively fixedly connected with a second fixing plate 103; the two second fixing plates 103 are fixedly connected with three conical rods 104 respectively.
In the present embodiment, the four positioning rods 102 are each provided with a pin hole 002 for limiting.
The locking assembly comprises a third fixing plate 201, a first mounting plate 202, a second mounting plate 203, a first return spring 204, a fourth fixing plate 205, a first fixing rod 206, a limiting rod 207, a first flat gear 208, a safety unit and a locking unit; two third fixing plates 201 which are symmetrical left and right are arranged above the battery pack 1; two front and back symmetrical first mounting plates 202 are fixedly connected to the lower sides of the two third fixing plates 201; two bilaterally symmetrical second mounting plates 203 are fixedly connected between the two first mounting plates 202; the second mounting plate 203 on the left is inserted with the two positioning rods 102 on the left; the second mounting plate 203 on the right is inserted with the two positioning rods 102 on the right; two first return springs 204 which are bilaterally symmetrical are fixedly connected to the upper sides of the two first mounting plates 202; a fourth fixing plate 205 is fixedly connected to the upper sides of the two front first return springs 204; the upper sides of the two rear first return springs 204 are fixedly connected with another fourth fixing plate 205; the left part and the right part of each of the two first mounting plates 202 are slidably connected with a first fixing rod 206; the lower part of each first fixing rod 206 is fixedly connected with a limiting rod 207; the two front limiting rods 207 are in contact with the first front mounting plate 202; the two limiting rods 207 at the rear are in contact with the first mounting plate 202 at the rear; a first flat gear 208 is fixedly connected to the upper part of each first fixing rod 206; the two front first fixing rods 206 are both rotatably connected with the front fourth fixing plate 205; the two rear first fixing rods 206 are rotatably connected with the rear fourth fixing plate 205; the left part and the right part of each of the two first fixing rods 206 are connected with a safety unit; the two safety units on the left side are both connected with the second mounting plate 203 on the left side; the two safety units on the left side are respectively connected with one positioning rod 102; the two safety units on the right side are connected with the second mounting plate 203 on the right side; the two right insurance units are respectively connected with one positioning rod 102; three locking units with equal distance are connected in the two first mounting plates 202; the front three locking units are all connected with the front fourth fixing plate 205; the three locking units at the rear are all connected with the fourth fixing plate 205 at the rear.
In this embodiment, the two second mounting plates 203 are opened with one stopper hole 004 at each of the lower front portion and the lower rear portion.
In the present embodiment, two first mounting plates 202 are opened with one limiting groove 005 on the left and right, and each limiting groove 005 is communicated with a circular groove on the lower portion.
The safety unit in front of the left part comprises a torsion spring shaft 209, a second flat gear 210, a pull rope 211, a second return spring 212 and a bolt 213; a torsion spring shaft 209 is connected to the left part of the front first mounting plate 202; a second flat gear 210 is fixedly connected to the upper part of the torsion spring shaft 209; the front part of the second mounting plate 203 on the left side is connected with a bolt 213 in a sliding way; a second return spring 212 is fixedly connected to the front side of the bolt 213; the second return spring 212 is fixedly connected with the second mounting plate 203; a pull rope 211 is fixedly connected with the front side of the bolt 213; the pull rope 211 is fixedly connected with the torsion spring shaft 209; the pin 213 is inserted into a positioning rod 102.
The locking unit at the front left part comprises a circular table cylinder 214, a second fixed rod 215, a fixed disc 216, a first spring telescopic rod 217, a hollow limiting sleeve 218, a hollow plate 219, a first guide pipe 220, an oil storage ring 221, a limiting ball 222, a second spring telescopic rod 223, an air conveying cylinder 224, a piston rod 225, an air guide pipe 226 and a second guide pipe 227; a circular cone 214 is fixedly connected to the left part of the front first mounting plate 202; the upper part of the circular table cylinder 214 is connected with a second fixed rod 215 in a sliding way; the upper side of the second fixing rod 215 is fixedly connected with the fourth fixing plate 205 in front; a fixed disc 216 is fixedly connected to the lower side of the second fixed bar 215; two first spring telescopic rods 217 which are bilaterally symmetrical are fixedly connected to the inner bottom surface of the circular cone 214; the telescopic ends of the two first spring telescopic rods 217 are fixedly connected with a hollow limiting sleeve 218; a limiting ball 222 is connected in each hollow limiting sleeve 218 in a sliding manner; the two limiting balls 222 are both contacted with the conical rod 104 at the front left part; the front left conical head rod 104 and the fixed disk 216 are contacted with each other; the cone head rod 104 at the front left part is inserted with the circular truncated cone 214; the front part and the rear part of the two hollow limiting sleeves 218 are communicated with a hollow plate 219; the four hollow plates 219 are fixedly connected with the fixed disc 216; the upper sides of the four hollow plates 219 are communicated with a first flow guide pipe 220; the four first flow guide pipes 220 are all connected with the fixed disc 216 in a sliding manner; the four first flow guide pipes 220 are respectively connected with a hollow plate 219 in a sliding manner; the upper sides of the four first guide pipes 220 are communicated with oil storage rings 221; the oil storage ring 221 is fixedly connected with the circular truncated cone 214; the upper sides of the two hollow limiting sleeves 218 are fixedly connected with a second spring telescopic rod 223 respectively; the two second spring telescopic rods 223 are fixedly connected with the circular table barrel 214; two air conveying cylinders 224 which are symmetrical front and back are fixedly connected to the inner top surface of the circular table cylinder 214; two piston rods 225 which are symmetrical front and back are fixedly connected to the upper side of the fixed disc 216, and pistons are arranged on the upper sides of the two piston rods 225; two piston rods 225 are slidably connected to one gas cylinder 224; the upper sides of the two air conveying cylinders 224 are respectively communicated with an air duct 226; both gas ducts 226 are communicated with the oil storage ring 221; the two air ducts 226 are fixedly connected with the circular truncated cone 214; the fixed disc 216 is slidably connected with two second spring telescopic rods 223; the upper side of the oil storage ring 221 is communicated with a second flow guide pipe 227; the second fluid guide pipe 227 is fixedly connected with the circular truncated cone 214.
In this embodiment, a plurality of liquid leakage grooves 006 are equidistantly opened around the circumference in the two hollow position-limiting sleeves 218, and a plurality of liquid leakage holes 007 are communicated with each liquid leakage groove 006 towards one side of the center of the hollow position-limiting sleeve 218.
In this embodiment, the lower sides of the four first fixing rods 206 are all provided with hexagonal screw holes.
The first mounting plate 202 and the second mounting plate 203 are fixed on a vehicle chassis through bolts, the second flow guide pipe 227 is externally connected with a lubricating oil storage tank, lubricating oil is pre-stored in the hollow limiting sleeve 218, the hollow plate 219 and the oil storage ring 221, when the battery pack 1 needs to be replaced, the vehicle is erected through the electricity exchanging mechanism, the electricity exchanging mechanism is carried with an electric screw which is matched with a hexagonal screw hole at the lower side of the first fixing rod 206, the electric screw is inserted into the hexagonal screw hole at the lower side of the first fixing rod 206, the electric screw is controlled to rotate, the first fixing rod 206 and the limiting rod 207 are driven to rotate until the first fixing rod 206 and the limiting rod 207 are opposite to the limiting groove 005, the electric screw is driven to ascend through the lifting mechanism, the first fixing rod 206 slides upwards in the limiting groove 005 until the limiting rod 207 is positioned in a circular groove at the lower part of the limiting groove 005, the limiting rod 207 moves upwards and drives the first flat gear 208 to move upwards, the first flat gear 208 and the second flat gear 210 are meshed with each other, meanwhile, the first fixing rod 206 pushes the fourth fixing plate 205 to rise, the first return spring 204 is stretched, the fourth fixing plate 205 drives the second fixing rod 215 to move upwards when rising, the second fixing rod 215 drives the fixing plate 216 and the hollow plate 219 to slide upwards on the first flow guide tube 220, the hollow plate 219 drives the hollow limiting sleeve 218 and the hollow plate 219 to move upwards, since the space for the limiting ball 222 to move upwards in the circular table barrel 214 is larger, and at the same time, the hollow limiting sleeve 218 drives the limiting ball 222 to move upwards, the limiting ball 222 is extruded by the cone rod 104 to slide in the hollow limiting sleeve 218 and cannot be clamped by the cone rod 104, so that the two limiting balls 222 do not limit the cone rod 104 any more, at the same time, the battery pack 1 bottom is supported by the replacing mechanism supporting platform, the hollow limiting sleeve 218 moves upwards to compress the second spring telescopic rod 223, the first spring telescopic rod 217 is stretched, meanwhile, the fixed disc 216 drives the piston rod 225 to slide upwards in the gas transmission cylinder 224, so that air in the gas transmission cylinder 224 is guided into the oil storage ring 221 through the gas guide pipe 226, lubricating oil in the oil storage ring 221 is guided into the hollow limiting sleeve 218 through the first flow guide pipe 220 and the hollow plate 219 and then drips on the limiting ball 222 through the liquid leakage groove 006 and the liquid leakage hole 007 on the hollow limiting sleeve 218 to lubricate the limiting ball 222, so that abrasion of the limiting ball 222 is reduced, the limiting ball 222 is guaranteed to slide smoothly in the hollow limiting sleeve 218, and normal operation of the locking assembly is guaranteed;
then the electric screw rod is controlled to rotate, so as to drive the first fixing rod 206, the limiting rod 207 and the first flat gear 208 to rotate, the first flat gear 208 drives the second flat gear 210 to drive the torsion spring shaft 209 to rotate, so that the torsion spring shaft 209 is twisted, the pull rope 211 is wound on the torsion spring shaft 209, the pull rope 211 drives the bolt 213 to move, so that the second reset spring 212 is compressed until the bolt 213 is completely separated from the positioning rod 102, at the moment, the battery pack 1 is not fixed by the locking component through the positioning component any more, the electricity changing mechanism supporting platform moves downwards, the battery pack 1 synchronously moves downwards along with the bolt, the conical head rod 104 is separated from the round table barrel 214, so as to take out the battery pack 1 to be replaced, and then the opposite operation is carried out, the battery pack 1 which is fully charged is installed, the communication plug 001 is inserted into the communication socket 003, the battery pack 1 is fixed through the matching of the positioning assembly and the locking assembly, and then the positioning assembly and the locking assembly are locked and released at multiple positions by controlling the four first fixing rods 206, so that the battery pack 1 is ensured to be installed and fixed stably and the battery pack 1 is rapidly replaced, the battery changing efficiency is improved compared with the traditional bolt fixing, the battery pack is locked through a pure mechanical structure, the condition that the battery pack 1 is loosened and falls to cause accidents due to the fact that an electric locking device and a pneumatic locking device fail is avoided, the battery pack 1 is fixed through the four safety units, the double safety function is achieved, and the force born by the conical head rod 104 is shared;
after the fully charged battery pack 1 is mounted, the lifting mechanism drives the electric screw to move downwards for resetting, then the first reset spring 204 releases elastic force to reset the fourth fixing plate 205, the fourth fixing plate 205 drives the second fixing rod 215 and the fixing plate 216 to reset, the second spring telescopic rod 223 and the first spring telescopic rod 217 release elastic force to enable the hollow limiting sleeve 218 to drive the limiting balls 222 to reset, the two limiting balls 222 are located at the hourglass-shaped part of the conical head rod 104, so that the conical head rod 104 is limited, locking of the conical head rod 104 is achieved, then the electric screw is controlled to rotate reversely, the first fixing rod 206 and the limiting rod 207 are restored to the initial state, the torsion spring shaft 209 releases elastic force to rotate reversely, the second reset spring 212 releases elastic force to enable the pull rope 211 to be restored to the stretched straight state, the bolt 213 is inserted into the pin hole 002 of the positioning rod 102 to limit the positioning rod 102, further locking of the battery pack 1 is completed, and the battery changing work is completed.
The above description is only an example of the present invention and is not intended to limit the present invention. All equivalents which come within the spirit of the invention are therefore intended to be embraced therein. Details not described herein are within the skill of those in the art.
Claims (10)
1. A quick locking device for replacing battery of a vehicle comprises a battery pack (1) and a positioning assembly; a positioning component for positioning is arranged on the battery pack (1); a communication plug (001) is arranged at the right part of the upper side of the battery pack (1); it is characterized by also comprising a conical head rod (104) and a locking component; the front part and the rear part of the positioning component are fixedly connected with three equidistant conical head rods (104); a locking component for locking the conical rod (104) is arranged on the upper side of the positioning component; the conical rod (104) is connected with the locking component; the right part of the lower side of the locking component is provided with a communication socket (003).
2. The vehicle quick-locking device for battery replacement as claimed in claim 1, wherein the six conical rods (104) are each arranged in an hourglass shape in the middle.
3. The quick locking device for replacing battery for vehicle as claimed in claim 2, wherein the positioning assembly comprises a first fixing plate (101), a positioning rod (102) and a second fixing plate (103); the left side and the right side of the battery pack (1) are respectively fixedly connected with a first fixing plate (101); two positioning rods (102) which are symmetrical in front and back are fixedly connected to the upper sides of the two first fixing plates (101); the four positioning rods (102) are connected with the locking assembly; the front side and the rear side of the battery pack (1) are respectively fixedly connected with a second fixing plate (103); two second fixing plates (103) are respectively fixedly connected with the three conical head rods (104).
4. The vehicle quick-locking device for battery replacement as claimed in claim 3, wherein the four positioning rods (102) are provided with pin holes (002) for limiting.
5. The quick locking device for replacing the battery of the vehicle as claimed in claim 4, wherein the locking assembly comprises a third fixing plate (201), a first mounting plate (202), a second mounting plate (203), a first return spring (204), a fourth fixing plate (205), a first fixing rod (206), a limiting rod (207), a first flat gear (208), a safety unit and a locking unit; two third fixing plates (201) which are bilaterally symmetrical are arranged above the battery pack (1); two first mounting plates (202) which are symmetrical front and back are fixedly connected to the lower sides of the two third fixing plates (201) together; two bilaterally symmetrical second mounting plates (203) are fixedly connected between the two first mounting plates (202); the second mounting plate (203) on the left is spliced with the two positioning rods (102) on the left; the second mounting plate (203) on the right is inserted with the two positioning rods (102) on the right; two first return springs (204) which are bilaterally symmetrical are fixedly connected to the upper sides of the two first mounting plates (202); a fourth fixing plate (205) is fixedly connected to the upper sides of the two front first return springs (204); the upper sides of the two rear first return springs (204) are fixedly connected with another fourth fixing plate (205) together; the left part and the right part of each of the two first mounting plates (202) are connected with a first fixing rod (206) in a sliding way; the lower part of each first fixing rod (206) is fixedly connected with a limiting rod (207); the two limiting rods (207) at the front are in contact with the first mounting plate (202) at the front; the two limiting rods (207) at the rear part are in mutual contact with the first mounting plate (202) at the rear part; a first flat gear (208) is fixedly connected to the upper part of each first fixing rod (206); the two front first fixing rods (206) are both rotationally connected with the front fourth fixing rod (205); the two rear first fixing rods (206) are rotatably connected with the rear fourth fixing rod (205); the left part and the right part of each of the two first fixing rods (206) are connected with a safety unit; the two safety units on the left side are connected with a second mounting plate (203) on the left side; the two safety units on the left side are respectively connected with one positioning rod (102); the two safety units on the right side are connected with a second mounting plate (203) on the right side; the two right safety units are respectively connected with a positioning rod (102); three locking units with equal distance are connected in the two first mounting plates (202); the front three locking units are all connected with a front fourth fixing plate (205); the three locking units at the rear are all connected with a fourth fixing plate (205) at the rear.
6. The quick locking device for vehicle battery replacement as claimed in claim 5, wherein the two second mounting plates (203) are provided with a limiting hole (004) at the lower front part and the lower rear part.
7. The quick locking device for vehicle battery replacement as claimed in claim 5, wherein the two first mounting plates (202) are each provided with a limiting groove (005) at the left and right portions, and each limiting groove (005) is communicated with a circular groove at the lower portion.
8. The vehicle battery replacement quick locking device as claimed in claim 7, wherein the safety unit at the front of the left part comprises a torsion spring shaft (209), a second flat gear (210), a pull rope (211), a second return spring (212) and a bolt (213); a torsion spring shaft (209) is connected to the left part of the front first mounting plate (202); a second flat gear (210) is fixedly connected to the upper part of the torsion spring shaft (209); the front part of the second mounting plate (203) at the left side is connected with a bolt (213) in a sliding way; a second return spring (212) is fixedly connected to the front side of the bolt (213); the second return spring (212) is fixedly connected with the second mounting plate (203); a pull rope (211) is fixedly connected with the front side of the bolt (213); the pull rope (211) is fixedly connected with the torsion spring shaft (209);
the plug (213) is inserted with a positioning rod (102).
9. The quick locking device for replacing the battery of the vehicle as claimed in claim 8, wherein the locking unit at the front left part comprises a round table cylinder (214), a second fixing rod (215), a fixing disc (216), a first spring telescopic rod (217), a hollow limiting sleeve (218), a hollow plate (219), a first flow guide pipe (220), an oil storage ring (221), a limiting ball (222), a second spring telescopic rod (223), an air delivery cylinder (224), a piston rod (225), an air guide pipe (226) and a second flow guide pipe (227); a circular truncated cone (214) is fixedly connected to the left part of the front first mounting plate (202); the upper part of the round table cylinder (214) is connected with a second fixing rod (215) in a sliding way; the upper side of the second fixed rod (215) is fixedly connected with a fourth fixed plate (205) in front; a fixed disc (216) is fixedly connected to the lower side of the second fixed bar (215); two first spring telescopic rods (217) which are symmetrical left and right are fixedly connected to the inner bottom surface of the circular table cylinder (214); the telescopic ends of the two first spring telescopic rods (217) are fixedly connected with a hollow limiting sleeve (218) together; a limit ball (222) is connected in each hollow limit sleeve (218) in a sliding way; the two limiting balls (222) are both contacted with the conical head rod (104) at the front left part; the conical head rod (104) at the left part in front is contacted with the fixed disc (216); the cone head rod (104) at the left part in front is inserted with the circular truncated cone cylinder (214); the front part and the rear part of each hollow limiting sleeve (218) are communicated with a hollow plate (219); the four hollow plates (219) are fixedly connected with the fixed disc (216); the upper sides of the four hollow plates (219) are respectively communicated with a first flow guide pipe (220); the four first flow guide pipes (220) are in sliding connection with the fixed disc (216); the four first flow guide pipes (220) are respectively connected with a hollow plate (219) in a sliding way; the upper sides of the four first guide pipes (220) are communicated with oil storage rings (221); the oil storage ring (221) is fixedly connected with the circular truncated cone (214); the upper sides of the two hollow limiting sleeves (218) are respectively fixedly connected with a second spring telescopic rod (223); the two second spring telescopic rods (223) are fixedly connected with the circular table cylinder (214); two air delivery cylinders (224) which are symmetrical front and back are fixedly connected to the inner top surface of the round table cylinder (214); two piston rods (225) which are symmetrical front and back are fixedly connected to the upper side of the fixed disc (216), and pistons are arranged on the upper sides of the two piston rods (225); the two piston rods (225) are respectively connected with an air conveying cylinder (224) in a sliding way; the upper sides of the two air conveying cylinders (224) are respectively communicated with an air duct (226); the two air ducts (226) are both communicated with the oil storage ring (221); the two air ducts (226) are fixedly connected with the circular truncated cone (214); the fixed disc (216) is in sliding connection with the two second spring telescopic rods (223); the upper side of the oil storage ring (221) is communicated with a second flow guide pipe (227); the second draft tube (227) is fixedly connected with the circular table cylinder (214).
10. The quick locking device for the battery replacement of the vehicle as claimed in claim 9, wherein a plurality of liquid leakage grooves (006) are formed in the two hollow limiting sleeves (218) at equal intervals around the circumference, and a plurality of liquid leakage holes (007) are communicated with one side of each liquid leakage groove (006) facing the center of the hollow limiting sleeve (218).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211479464.6A CN115775952A (en) | 2022-11-24 | 2022-11-24 | Quick locking device for battery replacement of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211479464.6A CN115775952A (en) | 2022-11-24 | 2022-11-24 | Quick locking device for battery replacement of vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115775952A true CN115775952A (en) | 2023-03-10 |
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ID=85390053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211479464.6A Pending CN115775952A (en) | 2022-11-24 | 2022-11-24 | Quick locking device for battery replacement of vehicle |
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| Country | Link |
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| CN (1) | CN115775952A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116587829A (en) * | 2023-07-17 | 2023-08-15 | 江苏速豹动力科技有限公司 | Battery pack locking device and electric truck |
-
2022
- 2022-11-24 CN CN202211479464.6A patent/CN115775952A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116587829A (en) * | 2023-07-17 | 2023-08-15 | 江苏速豹动力科技有限公司 | Battery pack locking device and electric truck |
| CN116587829B (en) * | 2023-07-17 | 2023-09-12 | 江苏速豹动力科技有限公司 | Battery pack locking device and electric truck |
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