CN113612075B - Automatic butt joint device of electric vehicle sharing charging station socket - Google Patents

Automatic butt joint device of electric vehicle sharing charging station socket Download PDF

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Publication number
CN113612075B
CN113612075B CN202111168421.1A CN202111168421A CN113612075B CN 113612075 B CN113612075 B CN 113612075B CN 202111168421 A CN202111168421 A CN 202111168421A CN 113612075 B CN113612075 B CN 113612075B
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China
Prior art keywords
joint
charging
clamping
socket
torsion
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CN202111168421.1A
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Chinese (zh)
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CN113612075A (en
Inventor
余江盛
袁灿培
何旭文
卢耀良
李志文
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Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
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Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
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Priority to CN202111168421.1A priority Critical patent/CN113612075B/en
Publication of CN113612075A publication Critical patent/CN113612075A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/26—Connectors or connections adapted for particular applications for vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • 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
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses an automatic socket docking device of an electric vehicle sharing charging station, which comprises a charging main station for charging an electric vehicle and a plurality of charging substations which are equidistantly arranged along two sides of the charging main station, wherein two sockets for connecting charger plugs are arranged on the charging substations, and the charging main station is electrically connected with the sockets through leads; the charging substation is provided with the elastic connection mechanisms distributed along the two socket arrangement directions, the elastic connection mechanisms are provided with the joint vertical pressing frames which are respectively in one-to-one correspondence with the two sockets, the elastic connection mechanisms are arranged on the charging station and are respectively provided with the joint vertical pressing frames and the joint correction pull-back mechanisms, the joint vertical pressing frames guide the charging plugs to be connected into the sockets, and the elastic connection mechanisms are matched to provide elastic support pressing charging joints, so that the charging plugs are not prone to falling off after being connected into the sockets.

Description

Automatic butt joint device of electric vehicle sharing charging station socket
Technical Field
The invention relates to the technical field of electric vehicle sharing charging stations, in particular to an automatic socket butt joint device of an electric vehicle sharing charging station.
Background
With the popularization of electric bicycles, more and more employees and students use electric vehicles as necessary transportation means, the number of the electric vehicles is increased continuously, and meanwhile, under the promotion of 'sharing economy', electric vehicle sharing charging stations in schools and high-rise residential areas come up at the same time, and the electric vehicle sharing charging stations are generally composed of a main power station and a plurality of charging substations which are arranged at equal intervals.
However, the general charging substation only provides a single square socket, and generally installs a plurality of square sockets along the wall body for saving the installation cost, in addition, for placing children and toy mistake and touching, need install the socket in the region that has certain height, when using, need the user to pay the back and select the socket that corresponds parking area to begin the power supply, and charge according to the time.
However, in the prior art, since the socket is installed at a high position close to the wall, the following problems still exist in the actual use process:
(1) after the electric vehicle charger is connected, the electric vehicle charger and the wire rod are possibly in a suspended state, so that weight is exerted on the charging connector, and the charging connector is difficult to be stably clamped only through friction force of the charging connector connected to the socket, so that the charging connector is easy to fall off in the charging process;
(2) the electric vehicle charging ware inserts the back, and electric vehicle charging ware's wire rod both ends joint inserts socket and electric motor car storage battery respectively, therefore charger and charging wire are whole to be in the tilt state, and the one end perk of electric motor car is kept away from to the joint that can link to charge under the effect of dead weight reduces the frictional force with the socket, very easily leads to charging the joint to break away from in the socket.
Disclosure of Invention
The invention aims to provide an automatic socket docking device for an electric vehicle sharing charging station, which solves the problem that a charging substation socket in the prior art is difficult to fix a connector of an electric vehicle charger.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
the automatic socket butt joint device comprises a charging main station for charging an electric vehicle and a plurality of charging substations which are arranged at equal intervals along two sides of the charging main station, wherein two sockets for connecting charger plugs are arranged on the charging substations, and the charging main station is electrically connected with the sockets through wires;
the charging substation is provided with elastic connecting mechanisms distributed along the arrangement direction of the two sockets, the elastic connecting mechanisms are provided with joint vertical pressing frames which are respectively in one-to-one correspondence with the two sockets, the joint vertical pressing frames are used for guiding the charging joints to be connected into the sockets by rotating and unfolding the inner side structures of the joint vertical pressing frames along the elastic connecting mechanisms, and the elastic connecting mechanisms are connected with the joint vertical pressing frames to elastically rotate and press the charging joints;
the inner side of the joint vertical pressing frame is provided with a joint correction pull-back mechanism for buckling a charging joint, the joint correction pull-back mechanism corrects the verticality of the socket in a butt joint mode through elastic pull-back, and the joint correction pull-back mechanism is matched with the inner side structure of the joint vertical pressing frame to form a protection structure for covering the socket.
As a preferred aspect of the present invention, the elastic connection mechanism includes a first torsion seat fixedly installed on the charging substation, and two second torsion seats arranged inside the first torsion seat, the first torsion seat is configured to provide elastic torsion support for the two joint vertical pressing frames, and the second torsion seat is configured to provide elastic pullback for the joint corrective pullback mechanism.
As a preferable aspect of the present invention, the joint vertical pressing frame includes a first connection latch rotatably connected to either end of the first torsion bar, and the first connection latch is mounted with a rail latch extending toward the corresponding socket.
As a preferred aspect of the present invention, the joint correction pull-back mechanism includes a flexible protective film connected to the joint inside the second torsion seat, a joint automatic fastening component that slides along the inside of the rail clamp is fixedly mounted at a front end of the flexible protective film, the flexible protective film is used to cover the socket by cooperating with the joint automatic fastening component to move, the joint automatic fastening component is used to fasten the charging joint by moving to the front end of the rail clamp, and the joint automatic fastening component is automatically drawn in and fastens the charging joint by retracting along the inside of the rail clamp.
As a preferred scheme of the present invention, the first torsion seat includes a fixed mounting cylinder fixedly mounted on the charging substation, two independent inner clamping cylinders symmetrically arranged are rotatably connected inside the fixed mounting cylinder, and torsion springs are respectively sleeved on outer sides of the two independent inner clamping cylinders and are matched with inner sides of the fixed mounting cylinder to provide elastic torsion;
the inner side of the independent inner clamping cylinder is provided with a multi-edge mounting hole for mounting the first connecting clamping shaft, the special-shaped hole in the inner side of the independent inner clamping cylinder extends out of the end part, a strip-shaped inner clamping groove for clamping the first connecting clamping shaft is formed in the inner side of the multi-edge mounting hole of the independent inner clamping cylinder, and the inner side of the strip-shaped inner clamping groove is provided with a hemispherical groove.
As a preferable scheme of the present invention, the first connecting shaft includes a multi-side bar inserted into the multi-side mounting hole in a matching manner, one end of the multi-side bar, which is close to the opening of the independent inner clamping cylinder, is welded with a clamping plate connecting frame for mounting the rail clamping plate, the other end of the multi-side bar is provided with a fixed clamping strip which is clamped into the strip-shaped inner clamping groove in a matching manner, and a ball which is embedded into a semicircular groove at the inner side of the strip-shaped inner clamping groove in a matching manner is arranged at the outer side of the fixed clamping strip.
According to a preferable scheme of the invention, the inner side of the rail clamping plate is provided with a joint moving groove facing the socket charging joint path, two sides of the joint moving groove are provided with side rail grooves for sliding two ends of the joint automatic buckling assembly, and the end part of the rail clamping plate, which is positioned at the opening of the joint moving groove, is provided with a magnetic strip matched with the joint automatic buckling assembly to automatically unfold.
As a preferable scheme of the invention, the second torsion seat comprises a fixed winding box which is distributed over against the socket, the inner side of the fixed winding box is rotatably connected with a winding shaft, a coil spring which is matched with the fixed winding box to provide elastic torsion is sleeved at the end part of the winding shaft, and a strip-shaped groove through which the flexible protective film passes is formed in the outer side of the fixed winding box.
As a preferable scheme of the present invention, the flexible protective film is integrally wound around the outside of the winding shaft, the length of the winding shaft is greater than the length of the rail clamping plate, and the width of the winding shaft is greater than the width of the socket.
As a preferred scheme of the invention, the automatic joint buckling assembly comprises a membrane connecting strip fixedly connected with the end part of the flexible protective membrane, two inner groove sliding rods which respectively slide along the inner sides of the two side track grooves are installed at the bottom end of the membrane connecting strip, an overturning joint clamping jaw matched with the magnetic strip for magnetic adsorption is rotatably connected onto the inner groove sliding rods, and the magnetic force of the overturning joint clamping jaw and the magnetic strip is greater than the elastic pull-back force of the second torsion seat;
the two overturning joint clamping jaws are used for clamping sleeve charging joints through automatic expansion in magnetic stripe attraction, and the two overturning joint clamping jaws are automatically contracted and buckled with the charging joints through retraction along the side track grooves.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the invention, the elastic connecting mechanism is arranged on the charging station, the joint vertical pressing frame and the joint correction pull-back mechanism are respectively installed on the charging station, the joint vertical pressing frame guides the charging plug to be connected into the socket, and the elastic connecting mechanism is matched to provide elastic support for pressing the charging joint, so that the charging plug is not easy to fall off after being connected into the socket;
(2) according to the invention, the movable joint correction pull-back mechanism is arranged on the inner side of the joint vertical pressing frame, the joint correction pull-back mechanism is unfolded and then combined to be used for buckling the charging joint, and when the movable joint correction pull-back mechanism moves to an access state along the inner side of the joint vertical pressing frame, the joint correction pull-back mechanism is matched with the elastic connecting mechanism to provide transverse tension, so that the charging joint is prevented from being loosened due to the fact that the charging wire of the electric vehicle charger is obliquely pulled to pull the charging joint.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
FIG. 1 provides a top view of a distribution of utility plants in accordance with an embodiment of the present invention.
FIG. 2 provides a side cross-sectional view of a full power plant in accordance with an embodiment of the present invention.
Fig. 3 is a bottom schematic view of a joint correction pullback mechanism according to an embodiment of the present invention.
Fig. 4 is a schematic view of an internal structure of a first torsion seat according to an embodiment of the present invention.
Fig. 5 is a schematic view of an internal structure of a second torsion seat according to an embodiment of the present invention.
The reference numerals in the drawings denote the following, respectively:
1-a charging central station; 2-charging substation; 3-a socket; 4-an elastic connection mechanism; 5-vertically pressing the joint; 6-a joint correction pullback mechanism;
41-a first torque socket; 42-a second torque socket;
411-a stationary mounting cylinder; 412-a separate inner cartridge; 413-torsion spring; 421-fixed rolling box; 422-a winding shaft; 423-coil spring;
4121-multilateral mounting holes; 4122-bar-shaped inner card slots;
51-a first connection card shaft; 52-rail clamp plate;
511-multilateral clamping bar; 512-cardboard connecting frame; 513-fixing the clamping strip; 521-a joint moving slot; 522-side rail groove; 523-magnetic strip;
61-a flexible protective film; 62-a joint automatic snap assembly;
621-membrane tie-bar; 622-inner groove slide bar; 623-flip joint jaws.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides an automatic socket docking device for an electric vehicle sharing charging station, which includes a charging station 1 for charging an electric vehicle, and a plurality of charging substations 2 arranged at equal intervals along two sides of the charging station 1, wherein two sockets 3 for receiving plugs of a charger are installed on the charging substations 2, and the charging station 1 is electrically connected to the sockets 3 through wires;
the charging substation 2 is provided with elastic connecting mechanisms 4 distributed along the arrangement direction of the two sockets 3, the elastic connecting mechanisms 4 are provided with joint vertical pressing frames 5 respectively corresponding to the two sockets 3 one by one, the joint vertical pressing frames 5 are used for guiding the charging joints to be connected with the sockets 3 by rotating and unfolding the inner side structures of the joint vertical pressing frames 5 along the elastic connecting mechanisms 4, and the elastic connecting mechanisms 4 are elastically rotated and pressed on the charging joints through the joint vertical pressing frames 5;
the joint correction pull-back mechanism 6 used for buckling the charging joint is installed on the inner side of the joint vertical pressing frame 5, the joint correction pull-back mechanism 6 corrects the verticality of the charging joint butt-joint socket 3 through elastic pull-back, and the joint correction pull-back mechanism 6 forms a protection structure for covering the socket 3 through matching with the inner side structure of the joint vertical pressing frame 5.
According to the invention, the elastic connecting mechanism is arranged on the charging station, the joint vertical pressing frame and the joint correction pull-back mechanism are respectively installed on the charging station, the joint vertical pressing frame guides the charging plug to be connected into the socket, and the elastic connecting mechanism is matched to provide elastic support for pressing the charging joint, so that the charging plug is not easy to fall off after being connected into the socket;
in addition, through set up mobilizable joint correction pull-back mechanism in joint vertical pressure frame inboard, the union is used for the buckle to charge the joint after correcting pull-back mechanism by the joint and expandes to when moving to the access state along joint vertical pressure frame inboard, correct pull-back mechanism by the joint and provide horizontal pulling force in the cooperation of elastic connection mechanism, prevent that the electric vehicle charging ware from taking charging wire slant tractive to charge the joint and leading to becoming flexible.
The elastic connection mechanism 4 includes a first torsion seat 41 fixedly installed on the charging substation 2, and two second torsion seats 42 disposed inside the first torsion seat 41, the first torsion seat 41 is used for providing elastic torsion support for the two joint vertical pressing frames 5, and the second torsion seats 42 are used for providing elastic pullback for the joint correction pullback mechanism 6.
The joint vertical pressing frame 5 includes a first connection latch shaft 51 rotatably connected to either end of the first torsion bar 41, and the first connection latch shaft 51 is mounted with a rail latch plate 52 extending toward the corresponding socket 3.
The joint correction pull-back mechanism 6 comprises a flexible protective film 61 connected with the joint inside the second torsion seat 42, a joint automatic buckling component 62 sliding along the inside of the rail clamping plate 52 is fixedly mounted at the front end of the flexible protective film 61, the flexible protective film 61 is used for covering the socket 3 through matching with the joint automatic buckling component 62 to move, the joint automatic buckling component 62 is used for buckling the charging joint through moving to the front end of the rail clamping plate 52, and the joint automatic buckling component 62 is automatically folded and buckled with the charging joint through retracting along the inside of the rail clamping plate 52.
The first torsion seat 41 comprises a fixed mounting cylinder 411 fixedly mounted on the charging substation 2, two independent inner clamping cylinders 412 symmetrically arranged are rotatably connected inside the fixed mounting cylinder 411, and torsion springs 413 matched with the inner sides of the fixed mounting cylinder 411 to provide elastic torsion are sleeved on the outer sides of the two independent inner clamping cylinders 412;
the inside of the independent inner clamping cylinder 412 is provided with a multi-edge mounting hole 4121 for mounting the first connecting clamping shaft 51, the special-shaped hole on the inside of the independent inner clamping cylinder 412 extends out of the end of the mounting cylinder 411, the inside of the multi-edge mounting hole 4121 of the independent inner clamping cylinder 412 is provided with a strip-shaped inner clamping groove 4122 for clamping the first connecting clamping shaft 51, and the inside of the strip-shaped inner clamping groove 4122 is provided with a hemispherical groove.
The first connecting clamping shaft 51 comprises a multi-edge clamping rod 511 which is inserted into the multi-edge mounting hole 4121 in a matched mode, a clamping plate connecting frame 512 used for mounting the rail clamping plate 52 is welded at one end, close to the opening of the independent inner clamping cylinder 412, of the multi-edge clamping rod 511, a fixed clamping strip 513 which is clamped into the strip-shaped inner clamping groove 4122 in a matched mode is arranged at the other end of the multi-edge clamping rod 511, and a ball which is embedded into a semicircular groove in the strip-shaped inner clamping groove 4122 in a matched mode is arranged on the outer side of the fixed clamping strip 513.
The inside of track cardboard 52 is seted up and is just facing socket 3 charge the joint route connect the moving groove 521, and the both sides that connect moving groove 521 are equipped with the gliding side track groove 522 in confession joint automatic buckling component 62 both ends, and the tip of track cardboard 52 is located the opening part that connects moving groove 521 and is equipped with the magnetic stripe 523 that the automatic expansion of cooperation joint automatic buckling component 62.
The second torsion seat 42 includes a fixed winding box 421 facing the socket 3, the inner side of the fixed winding box 421 is rotatably connected with a winding shaft 422, the end of the winding shaft 422 is sleeved with a coil spring 423 matching the fixed winding box 421 to provide elastic torsion, and the outer side of the fixed winding box 421 is provided with a strip-shaped groove for the flexible protective film 61 to pass through.
The flexible protective film 61 is integrally wound on the outer side of the winding shaft 422, the length of the winding shaft 422 is greater than that of the rail clamping plate 52, and the width of the winding shaft 422 is greater than that of the socket 3.
The automatic joint buckling assembly 62 comprises a membrane connecting strip 621 fixedly connected with the end part of the flexible protective membrane 61, two inner groove sliding rods 622 which respectively slide along the inner sides of the two side rail grooves 522 are installed at the bottom end of the membrane connecting strip 621, an overturning joint clamping jaw 623 matched with the magnetic strip 523 in a magnetic adsorption manner is rotatably connected to the inner groove sliding rods 622, and the magnetic force of the overturning joint clamping jaw 623 and the magnetic strip 523 is greater than the elastic pull-back force of the second torsion seat 42;
the two flip-over connector jaws 623 automatically expand for the ferrule charging connector by attracting with the magnetic stripe 523, and the two flip-over connector jaws 623 automatically contract and buckle the charging connector by retracting along the side track groove 522.
Before the electric vehicle charger is used, the electric vehicle needs to be stopped at any one of the charging substations 2, the charging connector of the electric vehicle charger is inserted into any one of the sockets 3 of the charging substation 2, and in the process, the charging connector needs to be matched with the connector vertical pressing frame, the connector correcting and pulling-back mechanism and the elastic connecting mechanism for use.
When the charging connector is connected, the rail clamping plate 52 needs to be pulled away first, the first connecting clamping shaft 51 is connected with the rail clamping plate 52 to rotate around the first torsion seat 41, the elastic torsion is increased, then the charging connector is placed into the automatic connector buckling assembly 62 in the unfolded state at the front end of the rail clamping plate 52, and at the moment, four corners of the charging connector are respectively contacted with the side faces of the two inner groove sliding rods 622 and the inner sides of the two turnover connector clamping claws 623.
The charging connector is controlled to move towards the inner side of the connector moving groove 521 of the rail clamping plate 52, the two inner groove sliding rods 622 move inwards along the two side rail grooves 522, the two overturning connector clamping claws 623 are connected with the magnetic strips 523 which are separated from the front end of the rail clamping plate 52 and are folded inwards, and at the moment, four corners of the charging connector are buckled by the two inner groove sliding rods 622 and the two overturning connector clamping claws 623 respectively.
When the automatic joint fastening component 62 with the charging joint moves to a proper position along the joint moving groove 521 of the rail fastening plate 52, the charging joint is controlled to be upwards connected into the corresponding socket 3, the rail fastening plate 52 is loosened at the moment, the torsion is released through the torsion spring 413 corresponding to the fixed mounting cylinder 411 of the first torsion seat 41, the corresponding independent inner fastening cylinder 412 with the first connecting fastening shaft 51 is connected to control the automatic upward elastic pressing of the rail fastening plate 52, and the automatic joint fastening component 62 with the charging joint fastened on the inner side of the rail fastening plate 52 is pressed to fix the charging joint.
In addition, before the charging connector is connected, if the upward pressing force of the rail snap-gauge 52 needs to be increased or decreased, the multi-side snap-gauge 511 of the first connecting snap-gauge shaft 51 is pulled outwards along the multi-side mounting hole 4121 of the independent inner snap-gauge 412 for a certain distance, the ball on the fixed snap-gauge 513 with the end portion thereof is separated from the semi-circular groove on the bar-shaped inner snap-gauge 4122 inside the multi-side mounting hole 4121, at this time, the rail snap-gauge 52 and the first connecting snap-gauge shaft 51 are controlled to rotate for one circle along the independent inner snap-gauge shaft 412, so that the corresponding torsion spring 413 can provide a larger or smaller elastic torque, and after the appropriate elastic torque is adjusted, the multi-side snap-gauge shaft 511 is slid along the inner side of the multi-side mounting hole 4121 again until the fixed snap-gauge 513 is snapped into the bar-shaped inner snap-gauge 4122 again, so as to adjust the upward pressing force of the rail snap-gauge 52.
When the charging connector is connected into the socket 3, the automatic connector fastening component 62 is limited on the inner side of the rail clamping plate 52, the rail clamping plate 52 provides vertical pressing force for fixing, in addition, the two coil springs 423 of the second torsion seat 42 and the winding shaft 422 elastically wind the flexible protective film 61 to pull back the automatic connector fastening component 62, so that the charging connector can be always fully attached to the socket 3, and when oblique tension of an electric vehicle charger and a charging wire is received, the inner side of the charging connector is not easy to tilt to loosen.
In addition, when taking out the charging connector, the charging connector with the automatic fastening component 62 is required to be moved to the opening at the front end of the connector moving groove 521 of the rail clamping plate 52, at the moment, the two overturning connector clamping claws 623 are separated from the two side rail grooves 522 and then are attracted with the magnetic stripe to be automatically unfolded, so that the charging connector is convenient to take off, meanwhile, the film connecting strip 621 with the flexible protective film 61 is continuously drawn out from the winding shaft 422 of the second torsion seat 42 and covers the corresponding socket, and the splashed water is prevented from flowing into the socket.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims (4)

1. The automatic socket butt joint device for the electric vehicle sharing charging station comprises a charging main station (1) for charging an electric vehicle and a plurality of charging substations (2) which are arranged at equal intervals along two sides of the charging main station (1), and is characterized in that two sockets (3) for connecting charger plugs are mounted on the charging substations (2), and the charging main station (1) is electrically connected with the sockets (3) through wires;
the charging substation (2) is provided with an elastic connecting mechanism (4), the elastic connecting mechanism (4) is distributed along the arrangement direction of the two sockets (3), and the elastic connecting mechanism (4) is provided with a joint vertical pressing frame (5) which respectively corresponds to the two sockets (3) one by one; the joint vertical pressing frame (5) is rotated along the elastic connecting mechanism (4) to expand the inner side structure of the joint vertical pressing frame so as to guide the charging joint to be connected into the socket (3), and the elastic connecting mechanism (4) drives the joint vertical pressing frame (5) to elastically rotate so as to press the charging joint;
the inner side of the joint vertical pressing frame (5) is provided with a joint correction pull-back mechanism (6) for buckling a charging joint, the joint correction pull-back mechanism (6) corrects the verticality of the charging joint in butt joint with the socket (3) through elastic pull-back, and the joint correction pull-back mechanism (6) is matched with the inner side structure of the joint vertical pressing frame (5) to form a protection structure for covering the socket (3);
the elastic connecting mechanism (4) comprises a first torsion seat (41) fixedly installed on the charging substation (2), and two second torsion seats (42) arranged on the inner side of the first torsion seat (41), wherein the first torsion seat (41) is used for providing elastic torsion support for the two joint vertical pressing frames (5), and the second torsion seats (42) are used for providing elastic pull-back for the joint correcting pull-back mechanism (6);
the joint vertical pressing frame (5) comprises a first connecting clamping shaft (51) rotatably connected with either end of the first torsion seat (41), and a rail clamping plate (52) extending towards the corresponding socket (3) is mounted on the first connecting clamping shaft (51);
the joint correcting and pulling-back mechanism (6) comprises a flexible protective film (61) connected with a joint on the inner side of the second torsion seat (42), a joint automatic buckling component (62) sliding along the inner side of the rail clamping plate (52) is fixedly installed at the front end of the flexible protective film (61), the flexible protective film (61) is used for covering the socket (3) by matching with the joint automatic buckling component (62) to move, the joint automatic buckling component (62) is used for buckling a charging joint by moving to the front end of the rail clamping plate (52), and the joint automatic buckling component (62) is automatically folded and buckled with the charging joint by retracting along the inner side of the rail clamping plate (52);
the second torsion seat (42) comprises fixed winding boxes (421) which are distributed over against the socket (3), the inner sides of the fixed winding boxes (421) are rotatably connected with winding shafts (422), the end parts of the winding shafts (422) are sleeved with coil springs (423) which are matched with the fixed winding boxes (421) to provide elastic torsion, and the outer sides of the fixed winding boxes (421) are provided with strip-shaped grooves for the flexible protective films (61) to pass through;
a joint moving groove (521) which is opposite to a charging joint path of the socket (3) is formed in the inner side of the rail clamping plate (52), side rail grooves (522) for enabling two ends of the joint automatic buckling assembly (62) to slide are formed in two sides of the joint moving groove (521), and a magnetic strip (523) which is matched with the joint automatic buckling assembly (62) to automatically expand is arranged at the position, located at the opening of the joint moving groove (521), of the end portion of the rail clamping plate (52);
the automatic joint buckling assembly (62) comprises a membrane connecting strip (621) fixedly connected with the end part of the flexible protective membrane (61), two inner groove sliding rods (622) which respectively slide along the inner sides of the two side rail grooves (522) are installed at the bottom end of the membrane connecting strip (621), a turnover joint clamping jaw (623) matched with the magnetic strip (523) for magnetic adsorption is rotatably connected onto the inner groove sliding rods (622), and the magnetic force of the turnover joint clamping jaw (623) and the magnetic strip (523) is greater than the elastic pull-back force of the second torsion seat (42);
the two overturning joint clamping jaws (623) are automatically unfolded through attraction with the magnetic strip (523) and used for clamping sleeve charging joints, and the two overturning joint clamping jaws (623) are automatically contracted and buckled with the charging joints through retraction along the side track grooves (522).
2. The automatic socket docking device for the electric vehicle sharing charging station according to claim 1, wherein the first torsion seat (41) comprises a fixed mounting cylinder (411) fixedly mounted on the charging substation (2), two independent inner clamping cylinders (412) symmetrically arranged are rotatably connected to the inside of the fixed mounting cylinder (411), and torsion springs (413) which are matched with the inner side of the fixed mounting cylinder (411) to provide elastic torsion force are sleeved on the outer sides of the two independent inner clamping cylinders (412);
a multi-edge mounting hole (4121) for mounting the first connecting clamping shaft (51) is formed in the inner side of the independent inner clamping cylinder (412), a special-shaped hole in the inner side of the independent inner clamping cylinder (412) extends out of the end of the mounting cylinder (411), a strip-shaped inner clamping groove (4122) for clamping the first connecting clamping shaft (51) is formed in the inner side of the multi-edge mounting hole (4121) of the independent inner clamping cylinder (412), and a hemispherical groove is formed in the inner side of the strip-shaped inner clamping groove (4122).
3. The electric vehicle shared charging station socket automatic docking device as claimed in claim 2, wherein the first connecting latch shaft (51) comprises a multi-edge latch rod (511) which is fittingly inserted into the multi-edge mounting hole (4121), a latch connecting frame (512) for mounting the rail latch (52) is welded to one end of the multi-edge latch rod (511) close to the opening of the independent inner latch cylinder (412), a fixed latch strip (513) which is fittingly latched into the strip-shaped inner latch groove (4122) is arranged at the other end of the multi-edge latch rod (511), and a ball which is fittingly inserted into a semicircular groove inside the strip-shaped inner latch groove (4122) is arranged on the outer side of the fixed latch strip (513).
4. The electric vehicle sharing charging station socket automatic docking device as claimed in claim 1, wherein the flexible protective film (61) is integrally wound on the outer side of the winding shaft (422), the length of the winding shaft (422) is greater than the length of the rail clamping plate (52), and the width of the winding shaft (422) is greater than the width of the socket (3).
CN202111168421.1A 2021-10-08 2021-10-08 Automatic butt joint device of electric vehicle sharing charging station socket Active CN113612075B (en)

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