CN115257434B - Charging pile and charging method for new energy vehicle - Google Patents

Charging pile and charging method for new energy vehicle Download PDF

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Publication number
CN115257434B
CN115257434B CN202211181238.XA CN202211181238A CN115257434B CN 115257434 B CN115257434 B CN 115257434B CN 202211181238 A CN202211181238 A CN 202211181238A CN 115257434 B CN115257434 B CN 115257434B
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China
Prior art keywords
charging
fixed
cable
plug
charging plug
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CN202211181238.XA
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Chinese (zh)
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CN115257434A (en
Inventor
李昆明
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Zhengzhou Pool Xuxin Energy Technology Co ltd
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Changzhou Sanghao Vehicle Parts Co ltd
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Priority to CN202211181238.XA priority Critical patent/CN115257434B/en
Publication of CN115257434A publication Critical patent/CN115257434A/en
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    • 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
    • B60L53/31—Charging columns specially adapted for 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
    • B60L53/10—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
    • B60L53/10—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
    • B60L53/18—Cables specially adapted for charging electric 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)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention relates to the technical field of charging piles, in particular to a charging pile and a charging method for a new energy vehicle. The invention relates to a charging pile for a new energy vehicle, which comprises: the charging plug is electrically connected with the pile body through a cable, one end of the cable is fixed on the pile body, and the other end of the cable is fixed at the end part of the charging plug; the protection part is slidably arranged on the charging plug; the protective sleeve is sleeved on the outer wall of the cable, one end of the protective sleeve is fixed on the side wall of the pile body, and the other end of the protective sleeve is linked with the protective part; when the protective sleeve is suspended between the pile body and the electric automobile, the protective sleeve is impacted by external force or extruded, the protective sleeve can pull the protective part to slide towards the direction of the cable, so that the protective part can be extruded and the mechanical lock of the charging plug can be opened, and the charging plug is separated from the charging port of the electric automobile. Through the arrangement of the protection part, the charging plug is prevented from being forcibly separated from the charging port, and the protection of the charging plug and the charging port is facilitated.

Description

Charging pile and charging method for new energy vehicle
Technical Field
The invention relates to the technical field of charging piles, in particular to a charging pile and a charging method for a new energy vehicle.
Background
The charging pile has the function similar to that of an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, shopping malls, public parking lots and the like) and residential area parking lots or charging stations, and can charge various types of electric vehicles according to different voltage levels. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile.
Electric automobile is when preparing to charge, because place restriction or personnel operation problem lead to electric automobile to be too far away from a body, after the output that fills electric pile is connected with the electric automobile electricity like this, fill electric pile's cable conductor and can appear suspending between electric pile and electric automobile, can cause a lot of potential safety hazards like this. Especially, when pedestrians or other vehicles pass through, the pedestrians or other vehicles trample or roll the cable conductor and can lead to the output end of the charging pile to break away from the electric vehicle by force, and the charging port of the electric vehicle is damaged. Therefore, it is necessary to develop a charging pile for a new energy vehicle.
Disclosure of Invention
The invention aims to provide a charging pile for a new energy vehicle.
In order to solve the technical problem, the invention provides a charging pile for a new energy vehicle, which comprises:
the pile comprises a pile body, a charging plug, a protective sleeve and a protective part, wherein the charging plug is electrically connected with the pile body through a cable, one end of the cable is fixed on the pile body, and the other end of the cable is fixed at the end part of the charging plug;
the protection part is slidably arranged on the charging plug;
the protective sleeve is sleeved on the outer wall of the cable, one end of the protective sleeve is fixed on the side wall of the pile body, and the other end of the protective sleeve is linked with the protective part; wherein
When the protective sheath suspension was between stake body and electric automobile, the protective sheath was by external force striking or extrusion back, the protective sheath can stimulate protection portion slides to the cable conductor direction to make protection portion can extrude and open charging plug's mechanical lock, so that charging plug breaks away from with electric automobile's the port that charges.
Preferably, the protection portion includes: the fixed frame is slidably sleeved on the outer wall of the charging plug;
the pressing block is fixed on the inner side wall of the fixed frame and corresponds to the upper part of the mechanical lock;
the positioning blocks are arranged at equal intervals around the circumference of the fixed frame and are linked with the protective sleeve; wherein
When the protective sleeve pulls the fixed frame to slide towards the direction of the cable, the mechanical lock moves downwards according to the extrusion of the pressing block, so that the charging plug can be separated from the charging port of the electric automobile.
Preferably, the inner walls of the two sides of the fixed frame are respectively provided with a limiting groove, and the limiting grooves are horizontally formed;
and two positioning plates matched with the limiting grooves are respectively fixed on two side walls of the charging plug, and the positioning plates are suitable for horizontally sliding along the limiting grooves.
Preferably, the protection part further comprises a plurality of first springs, one ends of the first springs are fixed on the side wall of the limiting groove, and the other ends of the first springs are fixed on the end part of the positioning plate; wherein
The first spring is suitable for pushing the fixing frame to move towards the direction far away from the cable.
Preferably, the protective sheath comprises: the cable comprises a plurality of trapezoidal strips and a plurality of steel cables, wherein the trapezoidal strips are arranged around the outer wall of the cable in the circumferential direction, and the lower ends of two adjacent trapezoidal strips are mutually abutted;
each trapezoidal strip is internally provided with an accommodating bin and a sliding bin, and the accommodating bin is communicated with the sliding bin;
one steel cable corresponds to one trapezoidal strip and is arranged in the accommodating bin;
one end of the steel cable is fixed on the side wall of the pile body, and the other end of the steel cable is fixed on the corresponding positioning block; wherein
After the trapezoid strips are impacted or extruded by external force, the corresponding steel cables slide from the accommodating bin to the sliding bin, and the positioning blocks are pulled to enable the fixed frame to move towards the direction of the cable.
Preferably, the outer wall of the end part of the charging plug is sleeved with a sealing frame, one side of the sealing frame abuts against the side wall of the fixed frame, and the other side of the sealing frame is suitable for abutting against the side wall of a charging port of the electric automobile.
Preferably, a first positioning strip is fixed on the inner side walls of two sides of the sealing frame respectively, and a second positioning strip is fixed on two sides of the outer wall of the charging plug respectively;
the first positioning strip and the second positioning strip are parallel to each other;
the inner walls of two sides of the sealing frame are further provided with a second spring, one end of the second spring is fixed to the side wall of the first positioning strip, and the other end of the second spring is fixed to the second positioning strip.
Preferably, a convex block is fixed at the upper end of the sealing frame;
the fixed frame is hinged with a connecting block, and the end part of the connecting block is clamped with the convex block; wherein
When the fixed frame moves towards the cable direction, the connecting block synchronously pulls the protruding block to move towards the cable direction, and the sealing frame extrudes the second spring;
when the compression elasticity of the second spring is larger than the tension of the connecting block, the protruding block is separated from the connecting block, and the sealing frame moves towards the direction of the charging port of the electric automobile.
Preferably, the mechanical lock comprises: the handle block is arranged at the upper end of the charging plug in a lifting manner, the plug connector protrudes out of the end part of the charging plug, and the plug connector is suitable for being plugged and fixed at a charging port of an electric automobile; the plug is linked with the handle block; wherein
When the handle block is pressed downwards, the handle block synchronously drives the plug connector to move downwards, so that the plug connector is separated from a charging port of the electric automobile.
On the other hand, the invention also provides a charging method of the charging pile for the new energy vehicle, wherein during connection, the charging plug is taken down from the pile body and inserted and fixed into a charging port of the electric vehicle, so that the plug-in connector is fixedly connected with the charging port; at the moment, the protective sleeve is suspended between the pile body and the electric automobile; when the protective sleeve is impacted or extruded by external force, the steel cable slides into the sliding bin from the accommodating bin after being subjected to the external force, meanwhile, the steel cable pulls the fixed frame to move towards the direction of the cable, and the fixed frame synchronously drives the pressing block to move horizontally, so that the pressing block can extrude the handle block to move downwards, and the plug connector is separated from the charging port; so as to prevent the charging plug from being forcibly separated from the charging port.
The charging pile for the new energy vehicle has the beneficial effects that the protection part is matched with the charging plug to protect the charging plug from being forcibly separated from the charging port; during operation, when the protective sheath suspension was between stake body and electric automobile, the protective sheath was by external force striking or extrusion back, and the protective sheath can stimulate the protection portion to slide to the cable conductor direction to make the protection portion can extrude and open charging plug's mechanical lock, so that charging plug breaks away from with electric automobile's charging port. Through the arrangement of the protection part, the charging plug is prevented from being forcibly separated from the charging port, and the protection of the charging plug and the charging port is facilitated.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a perspective view of a preferred embodiment of a charging pile for a new energy vehicle according to the present invention;
fig. 2 is a perspective view of the protection part of the present invention fitted to the outside of the charging plug;
FIG. 3 is a perspective view of the guard of the present invention;
fig. 4 is a perspective view of the charging plug of the present invention;
FIG. 5 is a perspective view of the protection part and the sealing frame of the present invention;
figure 6 is a cross-sectional view of a protective casing of the present invention.
In the figure:
1. a pile body; 2. a charging plug; 20. a mechanical lock; 201. a plug-in connector; 202. a handle block; 21. positioning a plate; 22. a sealing frame; 221. a raised block; 23. a first positioning bar; 24. a second positioning bar; 25. a second spring;
3. a protective sleeve; 31. a trapezoidal strip; 32. a steel cord; 33. an accommodating bin; 34. a sliding bin;
4. a protection part; 41. a fixed frame; 410. a limiting groove; 411. connecting blocks; 42. a pressing block; 43. positioning blocks; 44. a first spring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 6, the present invention provides a charging pile for a new energy vehicle, including: stake body 1, charging plug 2, protective sheath 3 and protection part 4, stake body 1 is the rectangle, just stake body 1 is fixed on ground or wall. The charging plug 2 is electrically connected with the pile body 1 through a cable, one end of the cable is fixed on the pile body 1, and the other end of the cable is fixed at the end part of the charging plug 2; the protection part 4 is slidably arranged on the charging plug 2, and the protection part 4 is linked with the mechanical lock 20; the protective sleeve 3 is sleeved on the outer wall of the cable, one end of the protective sleeve 3 is fixed on the side wall of the pile body 1, the other end of the protective sleeve 3 is linked with the protective part 4, and the protective sleeve 3 is suitable for pulling the protective part 4 to slide towards the cable direction so as to extrude and open the mechanical lock 20; wherein, when charging electric automobile, in the charging port of 2 tip inserts electric automobile of charging plug to the cable conductor is not placed subaerial, but is unsettled between stake body 1 and the car that charges, and the cable conductor unsettled state that protection part 4 in this embodiment all indicates to charging plug 2 all can take place the effect under. When protective sheath 3 suspension was between stake body 1 and electric automobile, protective sheath 3 was by external force striking or extrusion back, protective sheath 3 can stimulate protection portion 4 slides to the cable conductor direction to make protection portion 4 can extrude and open charging plug 2's mechanical lock 20, so that charging plug 2 breaks away from with electric automobile's charging port. Through the arrangement of the protection part 4, after the protection sleeve 3 is impacted or extruded by external force, the protection sleeve 3 pulls the protection part 4 to horizontally slide, and the protection part 4 can extrude and open the mechanical lock 20, so that the charging plug 2 is separated from the charging port of the electric automobile, the charging plug 2 is prevented from being separated from the charging port forcibly, and a good protection effect is achieved; and among the prior art, after the cable conductor suspension was put, the cable conductor received striking or extrusion after can stimulate charging plug 2 and break away from with the port that charges by force, can cause the damage of charging plug 2 and port that charges.
In order to improve the protection performance, the protection portion 4 includes: the fixing frame 41 is slidably sleeved on the outer wall of the charging plug 2, the fixing frame 41 is in a shape of a Chinese character 'hui', and the inner wall of the fixing frame 41 is in sliding fit with the outer wall of the charging plug 2; the pressing block 42 is fixed on the inner side wall of the fixing frame 41 above the mechanical lock 20, and when the fixing frame 41 moves towards the protective sheath 3, the pressing block 42 can press the mechanical lock 20 to slide downwards; the positioning blocks 43 are arranged circumferentially around the fixing frame 41 at equal intervals, and the positioning blocks 43 are linked with the protective sleeve 3; the positioning block 43 is used as a main stress point in the circumferential direction of the fixed frame 41, when one side of the protective sleeve 3 is impacted or extruded, and the positioning block 43 at the corresponding position is pulled by the protective sleeve 3, the positioning block 43 can drive the fixed frame 41 to slide towards the cable direction; when the protective sleeve 3 pulls the fixing frame 41 to slide towards the cable direction, the fixing frame 41 synchronously drives the pressing block 42 to slide towards the cable direction, and meanwhile, the pressing block 42 presses the mechanical lock 20 to move downwards, so that the charging plug 2 can be separated from a charging port of an electric vehicle; avoided the cable conductor to receive external force striking or extrusion back, cable conductor pulling charging plug 2 separates with the port that charges by force, causes the condition of charging port damage to take place.
In order to enable the fixed frame 41 to be reset, the inner walls of the two sides of the fixed frame 41 are respectively provided with a limiting groove 410, and the limiting grooves 410 are horizontally formed; two side walls of the charging plug 2 are respectively fixed with a positioning plate 21 matched with the limiting groove 410, and the positioning plate 21 is suitable for sliding horizontally along the limiting groove 410. The positioning plate 21 is arranged so that the fixing frame 41 can slide horizontally along the positioning plate 21; the protection part 4 further comprises a plurality of first springs 44, one end of each first spring 44 is fixed on the side wall of the corresponding limiting groove 410, and the other end of each first spring 44 is fixed on the end of the corresponding positioning plate 21; wherein the first spring 44 is adapted to push the fixing frame 41 to move away from the cable. When the protective sleeve 3 pulls the fixed frame 41 to slide towards the cable direction, the fixed frame 41 extrudes the first spring 44; after the external force applied to the protective cover 3 disappears, the first spring 44 is adapted to push the sidewall of the limiting groove 410, so that the fixing frame 41 moves to the direction away from the cable to reset.
In order to achieve the effect of pulling the fixed frame 41 to move horizontally, the protection casing 3 includes: the steel cable comprises a plurality of trapezoidal strips 31 and a plurality of steel cables 32, wherein the trapezoidal strips 31 are made of rubber; the trapezoid strips 31 are arranged around the outer wall of the cable in the circumferential direction, and the lower ends of every two adjacent trapezoid strips 31 are mutually abutted; each trapezoidal strip 31 is internally provided with an accommodating bin 33 and a sliding bin 34, and the accommodating bin 33 is communicated with the sliding bin 34; one steel cable 32 corresponds to one trapezoidal strip 31, the steel cable 32 is arranged in the accommodating bin 33, two ends of the steel cable 32 arranged in the accommodating bin 33 are respectively fixed on the side wall of the pile body 1 and the corresponding positioning block 43, and the steel cable 32 is kept in a tightened state; one end of the steel cable 32 is fixed on the side wall of the pile body 1, and the other end of the steel cable 32 is fixed on the corresponding positioning block 43; after the trapezoid bar 31 is impacted or squeezed by an external force, the force point of the trapezoid bar 31 deforms and contracts inward, so that the corresponding steel cable 32 is pushed from the accommodating bin 33 to the sliding bin 34, at this time, the steel cable 32 deforms by the external force and pulls the positioning block 43 to move towards the cable direction, so that the fixed frame 41 synchronously moves towards the cable direction, and the fixed frame 41 drives the pressing block 42 to squeeze the mechanical lock 20, so that the end of the mechanical lock 20 is opened, and the charging plug 2 is separated from the charging port. The situation that the charging port is damaged after the charging plug 2 is forcibly separated from the charging port is avoided.
In order to facilitate the separation of the charging plug 2 and the charging port, the outer wall of the end part of the charging plug 2 is sleeved with a sealing frame 22, one side of the sealing frame 22 abuts against the side wall of the fixed frame 41, and the other side of the sealing frame 22 is suitable for abutting against the side wall of the charging port of the electric automobile. The sealing frame 22 has the effect of sealing the side wall of the charging plug 2 and the side wall of the charging port, and can prevent rainwater from entering the charging port from the charging port during charging; a first positioning strip 23 is fixed on the inner side wall of each of two sides of the sealing frame 22, and a second positioning strip 24 is fixed on each of two sides of the outer wall of the charging plug 2; the first positioning bar 23 and the second positioning bar 24 are parallel to each other; the inner walls of two sides of the sealing frame 22 are further provided with a second spring 25, one end of the second spring 25 is fixed on the side wall of the first positioning strip 23, and the other end of the second spring 25 is fixed on the second positioning strip 24. When the first positioning bar 23 moves towards the second positioning bar 24, the first positioning bar 23 and the second positioning bar 24 are matched to press the second spring 25; a convex block 221 is fixed at the upper end of the sealing frame 22; a connecting block 411 is hinged on the fixed frame 41, and the end part of the connecting block 411 is clamped with the convex block 221; when the charging plug is in a working state, the connecting block 411 is clamped with the protruding block 221, so that the sealing frame 22 is arranged between the charging plug 2 and the charging port; when the fixing frame 41 moves towards the cable direction, the connecting block 411 synchronously pulls the protrusion block 221 to move towards the cable direction, the sealing frame 22 synchronously moves towards the cable direction, at this time, the first positioning strip 23 presses the second spring 25 towards the second positioning strip 24, and the sealing frame 22 presses the second spring 25; when the compression elastic force of the second spring 25 is greater than the pulling force of the connecting block 411 on the protruding block 221, the second spring 25 pushes the first positioning bar 23 to move in the direction away from the second positioning bar 24, the protruding block 221 disengages from the connecting block 411, and the sealing frame 22 moves in the direction of the charging port of the electric vehicle. The sealing frame 22 impacts the charging port, and the effect of accelerating the separation of the charging plug 2 and the charging port can be achieved.
Preferably, the mechanical lock 20 comprises: the handle block 202 is arranged at the upper end of the charging plug 2 in a lifting manner, the plug-in connector 201 protrudes out of the end part of the charging plug 2, and the plug-in connector 201 is suitable for being plugged and fixed at a charging port of an electric automobile; the plug 201 is linked with the handle block 202; when the handle block 202 is pressed downwards, the handle block 202 synchronously drives the plug 201 to move downwards, so that the plug 201 is separated from the charging port of the electric vehicle.
Example two:
the second embodiment further provides a charging method for a charging pile for a new energy vehicle on the basis of the first embodiment, including the charging pile for a new energy vehicle according to the first embodiment, where a specific structure is the same as that of the first embodiment, and details are not repeated here, and a specific charging method for a charging pile for a new energy vehicle is as follows:
during connection, the charging plug 2 is taken down from the pile body 1, and the charging plug 2 is inserted and fixed into a charging port of an electric automobile, so that the plug connector 201 is inserted and fixed with the charging port; at the moment, the protective sleeve 3 is suspended between the pile body 1 and the electric automobile; when the protective sheath 3 is impacted or squeezed by an external force, the steel cable 32 slides from the accommodating chamber 33 to the sliding chamber 34 after being subjected to the external force, and meanwhile, the steel cable 32 pulls the fixed frame 41 to move towards the cable direction, and the fixed frame 41 synchronously drives the pressing block 42 to move horizontally, so that the pressing block 42 can squeeze the handle block 202 to move downwards, and the plug connector 201 is separated from the charging port; so as to avoid the situation that the charging plug 2 is forcedly separated from the charging port to cause the damage of the charging port. In order to facilitate the separation of the charging plug 2 from the charging port, when the fixing frame 41 moves towards the cable direction, the connecting block 411 synchronously pulls the protrusion block 221 to move towards the cable direction, the sealing frame 22 synchronously moves towards the cable direction, at this time, the first positioning strip 23 presses the second spring 25 towards the second positioning strip 24, and the sealing frame 22 presses the second spring 25; when the compression elastic force of the second spring 25 is greater than the pulling force of the connecting block 411 on the protruding block 221, the second spring 25 pushes the first positioning bar 23 to move in the direction away from the second positioning bar 24, the protruding block 221 disengages from the connecting block 411, and the sealing frame 22 moves in the direction of the charging port of the electric vehicle. The sealing frame 22 impacts the charging port, and the effect of accelerating the separation of the charging plug 2 and the charging port can be achieved.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (6)

1. The utility model provides an automobile-used electric pile that fills of new forms of energy which characterized in that includes:
the pile comprises a pile body (1), a charging plug (2), a protective sleeve (3) and a protective part (4), wherein the charging plug (2) is electrically connected with the pile body (1) through a cable, one end of the cable is fixed on the pile body (1), and the other end of the cable is fixed at the end part of the charging plug (2);
the protection part (4) is slidably arranged on the charging plug (2);
the protective sleeve (3) is sleeved on the outer wall of the cable, one end of the protective sleeve (3) is fixed on the side wall of the pile body (1), and the other end of the protective sleeve (3) is linked with the protective part (4); wherein
When the protective sleeve (3) is suspended between the pile body (1) and the electric automobile, after the protective sleeve (3) is extruded by external force, the protective sleeve (3) can pull the protective part (4) to slide towards the direction of a cable, so that the protective part (4) can extrude and open the mechanical lock (20) of the charging plug (2), and the charging plug (2) is separated from a charging port of the electric automobile;
the protection portion (4) includes: the charging plug comprises a fixed frame (41), a pressing block (42) and a plurality of positioning blocks (43), wherein the fixed frame (41) is slidably sleeved on the outer wall of the charging plug (2);
the pressing block (42) is fixed above the inner side wall of the fixed frame (41) corresponding to the mechanical lock (20);
the positioning blocks (43) are arranged circumferentially around the fixed frame (41) at equal intervals, and the positioning blocks (43) are linked with the protective sleeve (3); wherein
When the protective sleeve (3) pulls the fixing frame (41) to slide towards the direction of the cable, the pressing block (42) presses the mechanical lock (20) to move downwards, so that the charging plug (2) can be separated from a charging port of the electric automobile;
the inner walls of the two sides of the fixed frame (41) are respectively provided with a limiting groove (410), and the limiting grooves (410) are horizontally formed;
two side walls of the charging plug (2) are respectively fixed with a positioning plate (21) matched with the limiting groove (410), and the positioning plate (21) is suitable for horizontally sliding along the limiting groove (410);
the protection part (4) further comprises a plurality of first springs (44), one ends of the first springs (44) are fixed on the side wall of the limiting groove (410), and the other ends of the first springs (44) are fixed at the end part of the positioning plate (21); wherein
The first spring (44) is suitable for pushing the fixed frame (41) to move away from the cable;
the protective sheath (3) comprises: the cable comprises a plurality of trapezoidal strips (31) and a plurality of steel cables (32), wherein the trapezoidal strips (31) are arranged around the outer wall of the cable in the circumferential direction, and the lower ends of two adjacent trapezoidal strips (31) are mutually abutted;
each trapezoidal strip (31) is internally provided with an accommodating bin (33) and a sliding bin (34), and the accommodating bin (33) is communicated with the sliding bin (34);
one steel cable (32) corresponds to one trapezoidal strip (31), and the steel cable (32) is arranged in the accommodating bin (33);
one end of the steel cable (32) is fixed on the side wall of the pile body (1), and the other end of the steel cable (32) is fixed on the corresponding positioning block (43); wherein
After the trapezoid strip (31) is extruded by external force, the corresponding steel cable (32) slides from the accommodating bin (33) to the sliding bin (34), and the positioning block (43) is pulled to enable the fixing frame (41) to move towards the cable direction.
2. The charging pile for the new energy vehicle as claimed in claim 1,
the outer wall of the end part of the charging plug (2) is provided with a sealing frame (22), one side of the sealing frame (22) is abutted to the side wall of the fixed frame (41), and the other side of the sealing frame (22) is suitable for being abutted to the side wall of a charging port of an electric automobile.
3. The charging pile for the new energy vehicle according to claim 2,
a first positioning strip (23) is fixed on the inner side walls of two sides of the sealing frame (22), and a second positioning strip (24) is fixed on two sides of the outer wall of the charging plug (2);
the first positioning strip (23) and the second positioning strip (24) are parallel to each other;
the inner walls of two sides of the sealing frame (22) are further provided with a second spring (25), one end of the second spring (25) is fixed to the side wall of the first positioning strip (23), and the other end of the second spring (25) is fixed to the second positioning strip (24).
4. The charging pile for the new energy vehicle according to claim 3,
a convex block (221) is fixed at the upper end of the sealing frame (22);
a connecting block (411) is hinged to the fixed frame (41), and the end part of the connecting block (411) is clamped with the protruding block (221); wherein
When the fixed frame (41) moves towards the cable direction, the connecting block (411) synchronously pulls the convex block (221) to move towards the cable direction, and the sealing frame (22) extrudes the second spring (25);
when the compression elastic force of the second spring (25) is larger than the tensile force of the connecting block (411), the protruding block (221) is separated from the connecting block (411), and the sealing frame (22) moves towards the direction of the charging port of the electric automobile.
5. The charging pile for the new energy vehicle according to claim 4,
the mechanical lock (20) comprises: the charging plug comprises a plug connector (201) and a handle block (202), wherein the handle block (202) is arranged at the upper end of the charging plug (2) in a lifting manner, the plug connector (201) protrudes out of the end part of the charging plug (2), and the plug connector (201) is suitable for being plugged and fixed at a charging port of an electric automobile; the plug connector (201) is linked with the handle block (202); wherein
When the handle block (202) is pressed downwards, the handle block (202) synchronously drives the plug-in connector (201) to move downwards, so that the plug-in connector (201) is separated from a charging port of the electric automobile.
6. A charging method of a charging pile for a new energy vehicle, comprising the charging pile for a new energy vehicle according to claim 5,
during connection, the charging plug (2) is taken down from the pile body (1), and the charging plug (2) is inserted and fixed into a charging port of an electric automobile, so that the plug connector (201) is fixedly connected with the charging port in an inserting manner; at the moment, the protective sleeve (3) is suspended between the pile body (1) and the electric automobile; when the protective sleeve (3) is extruded by external force, the steel cable (32) slides into the sliding bin (34) from the containing bin (33) after being subjected to the external force, meanwhile, the steel cable (32) pulls the fixed frame (41) to move towards the direction of the cable, and the fixed frame (41) synchronously drives the pressing block (42) to move horizontally, so that the pressing block (42) can extrude the handle block (202) to move downwards, and the plug-in connector (201) is separated from the charging port; so as to prevent the charging plug (2) from being forcibly separated from the charging port.
CN202211181238.XA 2022-09-27 2022-09-27 Charging pile and charging method for new energy vehicle Active CN115257434B (en)

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CN108551055B (en) * 2018-05-31 2019-09-03 乐清市荣盛引进电器有限公司 A kind of charging gun with dragging defencive function
DE102018222470B4 (en) * 2018-12-20 2021-07-22 Audi Ag Protective device
CN209281914U (en) * 2019-01-25 2019-08-20 金杯电工股份有限公司 Charging pile private cable
CN209388762U (en) * 2019-04-01 2019-09-13 苏州道旺电子科技有限公司 A kind of new-energy automobile resistance to deformation charging pile cable
CN211907025U (en) * 2020-05-15 2020-11-10 安徽华通电缆集团有限公司 Novel new energy automobile fills electric pile cable
CN114634067B (en) * 2022-02-17 2024-02-20 浙江迦辰新能源发展有限公司 New forms of energy fills electric pile with cable conductor protection machanism
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Patentee before: Changzhou sanghao vehicle parts Co.,Ltd.

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