CN113437590A - New energy automobile charging gun capable of automatically cutting off power at high temperature and method - Google Patents
New energy automobile charging gun capable of automatically cutting off power at high temperature and method Download PDFInfo
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- CN113437590A CN113437590A CN202110670923.8A CN202110670923A CN113437590A CN 113437590 A CN113437590 A CN 113437590A CN 202110670923 A CN202110670923 A CN 202110670923A CN 113437590 A CN113437590 A CN 113437590A
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- wiring board
- charging gun
- plate
- fusing
- new energy
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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
- H01R13/66—Structural association with built-in electrical component
- H01R13/68—Structural association with built-in electrical component with built-in fuse
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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
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
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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
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Abstract
The invention relates to the technical field of electric vehicle charging, and discloses a new energy vehicle charging gun capable of automatically cutting off power at a high temperature state, which comprises a charging gun, a fusing component and a fitting component, the charging gun is internally inserted with a power connection wire, the charging wire is inserted in the charging gun, the right side of the power connection wire is fixedly provided with a left wiring board, a right wiring board is fixedly arranged at the left end of the charging joint, a compression spring is fixedly arranged between the left wiring board and the right wiring board, the fusing component is movably arranged in the charging gun, the attaching component is fixedly arranged between the left wiring board and the right wiring board, this equipment is under high temperature state, and the fusing subassembly can break off, and the laminating subassembly is automatic with plug and socket separation after the fusing subassembly breaks off, and the charging wire is no longer communicated with the circuit of connecting wire, reaches the purpose of accomplishing the outage by oneself under the high temperature condition, can effectively avoid high temperature to cause secondary harm such as short circuit.
Description
Technical Field
The invention relates to the technical field of electric vehicle charging, in particular to a new energy vehicle charging gun capable of automatically cutting off power at a high temperature.
Background
Along with the popularization of new forms of energy electric motor car, the new forms of energy electric motor car that traveles on the road increases gradually, and the energy of new forms of energy electric motor car supplyes mainly and is from filling electric pile, when utilizing to fill electric pile and charge, also need to use to charge the rifle and will fill electric pile and electric motor car connection and charge usually.
When using the rifle that charges, because the electric current is when entering into the electric motor car through the rifle that charges, the electric current volume is very big, and the rifle that charges consequently heaies up, but if the temperature rises to very high degree, causes the condition such as short circuit problem emergence of rifle internal circuit that charges, can cause the condition such as rifle explosion of charging, causes the potential safety hazard.
Aiming at the defects of the prior art, the invention provides the charging gun of the new energy automobile capable of automatically powering off in a high-temperature state, which has the advantage of automatic power off at high temperature and solves the problem of potential safety hazard caused by high temperature.
Disclosure of Invention
In order to realize the purpose of high-temperature automatic power off, the invention provides the following technical scheme: the charging gun for the new energy automobile capable of automatically powering off at the high temperature comprises a charging gun, a fusing assembly and a laminating assembly, wherein a power connection wire is inserted into the charging gun, a charging wire is inserted into the charging gun, a left wiring board is fixedly installed on the right side of the power connection wire, a right wiring board is fixedly installed on the left side of the charging connection, a compression spring is fixedly installed between the left wiring board and the right wiring board, the fusing assembly is movably installed inside the charging gun, and the laminating assembly is fixedly installed between the left wiring board and the right wiring board; fusing subassembly includes the inserted bar, inserted bar bottom fixed mounting has the button, the left and right sides at inserted bar top all rotates and is connected with the bull stick, the fusing board is kept away from to the bull stick, bull stick top fixed mounting has the positioning seat, fusing subassembly includes the planking, right side wiring board left side fixed mounting has the inner panel, one side fixed mounting that right wiring board axle center was kept away from to the inner panel has the wedge, the inside movable rod that has pegged graft of planking, the one end fixed mounting that the movable rod is close to the inner panel has the ejector pad, the other end fixed mounting of movable rod has the push pedal, one side fixed mounting that the movable rod was kept away from in the push pedal has ejecting.
As optimization, the right side fixed mounting of left side wiring board has the socket, the left side fixed mounting of right side wiring board has the plug, the plug scarf joint is inside the socket, through the scarf joint of plug and socket, connects the circuit of charging wire and power connection line, makes the rifle that charges can charge to the electric motor car.
As optimization, the outer plate is fixedly arranged on the right side of the left wiring board, the outer plate and the inner plate are respectively arranged, the inner plate is positioned on the side, close to the axis of the left wiring board, of the outer plate, the inner plate and the outer plate are arranged in a layered mode, on one hand, the outer plate can be conveniently distinguished during maintenance, and on the other hand, after the outer plate and the outer plate are arranged, the outer plate and the inner plate cannot affect each other.
Preferably, the wedge blocks are respectively arranged on one sides of the outer plate and the inner plate, which are close to each other, and the wedge blocks are fixedly arranged at the right end of the outer plate and the left end of the inner plate.
As optimization, the ejector pad gomphosis is between the wedge of planking and inner panel installation with one side, the incline direction of wedge is close to each other for the one side that is close to the rifle axle center of charging, keeps away from the one side in rifle axle center of charging each other, surface shape and wedge surface looks adaptation about the ejector pad, when the ejector pad removes to the rifle axle center of charging department, the ejector pad can promote the wedge to the left and right sides to utilize the characteristic of wedge symmetry installation, when the wedge removes, can drive left wiring board and right wiring board through planking and inner panel and be close to each other, thereby reach the purpose in the plug embedding advances the plug.
As an optimization, a hole groove is formed in the charging gun, the insertion rod is inserted into the hole groove, an extension plate is fixedly mounted at one end, away from the rotating rod, of the fusing plate, elastic blocks are fixedly mounted on the left side and the right side of the insertion rod, and the rotating rod can be pushed away towards the left side and the right side through the elastic blocks.
Preferably, the diameter of the hole groove is larger than the sum of the diameters of the two rotating rods and the inserting rods, the sum of the diameters of the length inserting rods of the two rotating rods, the two fusing plates and the two extending plates is larger than the diameter of the hole groove, a heat conducting block is fixedly mounted at the top end of the hole groove, and the heat conducting block is attached to the fusing plates.
As an optimization, the charging gun is fixedly provided with an embedding seat, the push plate is embedded in the embedding seat in a scarf joint mode, the movable rod is inserted in the embedding seat in a plug mode, the ejection spring is fixedly arranged between the positioning seat and the push plate and is in a compression state, when the charging gun is in a normal temperature state, the insertion rod is normally inserted in the hole groove due to the blocking of the rotating rod, when the internal temperature of the charging gun is too high, the heat conducting block transmits heat to the fusing plate, the fusing plate is fused due to too high temperature, the extension plate is broken from the rotating rod, at the moment, due to the fact that the length is reduced, the rotating rod and the insertion rod are ejected out of the hole groove under the action of the ejection spring, the ejection spring is not compressed any more, and the pressing plate is not pressed towards the center.
The use method of the self-powered-off new energy automobile charging gun in the high-temperature state comprises the following steps:
s1: inserting the inserting rod into the charging gun from the hole groove, enabling the rotating rod to enter the embedding seat, and enabling the positioning seat to be in contact with the ejection spring;
s2: on the basis of S1, the inserted link is inserted into the inner part continuously, the rotating link, the fusing plate and the extension plate are not extruded by the hole slot any more, and the rotating link rotates to the left and right sides under the elastic action of the elastic block;
s3: on the basis of S2, the inserted link is loosened, the ejector spring pushes the rotating rod and the inserted link outwards through the positioning seat, the rotating rod is unscrewed towards the left side and the right side under the action of the elastic block, the extension plate slides towards the left side and the right side along the inner wall of the groove in the embedding seat, the rotating rod and the inserted link are in a vertical state, and the ejector spring is compressed between the push plate and the rotating rod;
s4: on the basis of S3, when the pressure is applied to the pressure plate, the push block is pushed to move towards the axis of the charging gun, the wedge block can be pushed to the left side and the right side by the push block, and by utilizing the characteristic that the wedge block is symmetrically installed, when the wedge block moves, the left wiring board and the right wiring board can be driven to mutually approach through the outer board and the inner board, so that the plug is embedded into the plug, and the circuit is connected;
s5: on the basis of S4, when the temperature in the charging gun is too high, the heat conducting block transmits the heat to the fusing plate, the fusing plate is fused by the too high temperature, the extension plate is broken from the rotating rod, at the moment, the rotating rod and the insertion rod are ejected out of the hole groove under the action of the ejection spring due to the reduction of the length, the ejection spring is not compressed any more, and the pressing plate is not pressed towards the center any more;
s6: on the basis of S5, when the pressing plate is no longer pressed by the ejection spring, the left wiring board and the right wiring board are not inferred to be close to each other, the compression spring pushes the left wiring board and the right wiring board to the direction which is expected to be away from, the plug is separated from the socket, the charging wire and the circuit of the connecting wire are no longer communicated, and the power is cut off automatically.
The invention has the beneficial effects that: when the temperature in the charging gun is too high, the heat conducting block transmits heat to the fusing plate, the fusing plate is fused under the action of the overhigh temperature, the extension plate is broken from the rotating rod, at the moment, the rotating rod and the inserting rod are ejected out of the hole groove under the action of the ejecting spring due to the reduction of the length, the ejecting spring is not compressed any more, the pressing plate is not pressed towards the center, the pushing block is pushed to move towards the axis of the charging gun when the pressing plate is pressed, the pushing block can push the wedge block towards the left side and the right side, and by utilizing the characteristic that the wedge block is symmetrically installed, when the wedge block moves, the left wiring board and the right wiring board can be driven to approach each other through the outer plate and the inner plate, so that the plug is embedded into the plug, the circuit is connected, when the pressing plate is not pressed by the ejecting spring, the left wiring board and the right wiring board are not pushed towards the direction in which the left wiring board and the right wiring board are far away from, the plug is separated from the socket, the charging wire and the circuit of the power connection wire are not communicated, the purpose of automatically powering off under the high-temperature condition is achieved, and secondary hazards such as short circuit caused by high temperature can be effectively avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a charging gun according to the present invention;
FIG. 3 is a perspective view of the left and right patch panels of the present invention;
FIG. 4 is an enlarged schematic view of the fuse assembly shown in FIG. 2A according to the present invention;
FIG. 5 is a schematic perspective cross-sectional view of a conformable assembly of the present disclosure;
FIG. 6 is a schematic view of the insert rod of the present invention.
In the figure: 1. a charging gun; 2. a fuse assembly; 21. inserting a rod; 22. a button; 23. a rotating rod; 24. fusing the plate; 25. positioning seats; 3. fitting the assembly; 31. an outer plate; 32. an inner plate; 33. a wedge block; 34. a movable rod; 35. a push block; 36. pushing the plate; 37. ejecting a spring; 4. connecting a wire; 5. a charging wire; 6. a left wiring board; 7. a right wiring board; 8. compressing the spring.
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.
Referring to fig. 1-6, the new energy automobile charging gun capable of automatically cutting off power at a high temperature state comprises a charging gun 1, a fusing component 2 and a bonding component 3, wherein a power connection wire 4 is inserted into the charging gun 1, a charging wire 5 is inserted into the charging gun 1, a left wiring board 6 is fixedly installed on the right side of the power connection wire 4, a right wiring board 7 is fixedly installed on the left end of the charging connection, a compression spring 8 is fixedly installed between the left wiring board 6 and the right wiring board 7, the fusing component 2 is movably installed inside the charging gun 1, and the bonding component 3 is fixedly installed between the left wiring board 6 and the right wiring board 7; fusing subassembly 2 includes inserted bar 21, and inserted bar 21 bottom fixed mounting has button 22, and the left and right sides at inserted bar 21 top all rotates and is connected with bull stick 23, and fusing board 24 is kept away from to bull stick 23, and bull stick 23 top fixed mounting has positioning seat 25. Fusing component 2 includes planking 31, and right side wiring board 7 left side fixed mounting has inner panel 32, and one side fixed mounting that right side wiring board 7 axle center was kept away from to inner panel 32 has wedge 33, and the inside grafting of planking 31 has movable rod 34, and the one end fixed mounting that movable rod 34 is close to inner panel 32 has ejector pad 35, and the other end fixed mounting of movable rod 34 has push pedal 36, and one side fixed mounting that movable rod 34 was kept away from to push pedal 36 has ejecting spring 37.
Referring to fig. 2-3, a socket is fixedly mounted on the right side of the left wiring board 6, a plug is fixedly mounted on the left side of the right wiring board 7, the plug is embedded in the socket, and the charging wire 5 and the circuit of the connecting wire 4 are connected through the embedding of the plug and the socket, so that the charging gun 1 can charge the electric vehicle.
Referring to fig. 2 and 5, the outer plate 31 is fixedly mounted on the right side of the left terminal plate 6, two outer plates 31 and two inner plates 32 are respectively provided, the inner plates 32 are located on the side of the outer plate 31 close to the axis of the left terminal plate 6, and the inner plates 32 and the outer plates 31 are mounted in layers, so that the outer plates can be conveniently distinguished during maintenance on one hand, and cannot influence each other after being mounted on the other hand.
Referring to fig. 2 and 5, the wedge 33 is respectively installed at the side where the outer plate 31 and the inner plate 32 are close to each other, the wedge 33 is fixedly installed at the right end of the outer plate 31 and the left end of the inner plate 32, the push block 35 is embedded between the wedges 33 installed at the outer plate 31 and the inner plate 32 at the same side, the wedge 33 is inclined in the direction that the side close to the axis of the charging gun 1 is close to each other, the side away from the axis of the charging gun 1 is away from each other, the left surface and the right surface of the push block 35 are matched with the surface of the wedge 33, when the push block 35 moves towards the axis of the charging gun 1, the push block 35 can push the wedge 33 towards the left side and the right side, and by utilizing the characteristic that the wedge 33 is symmetrically installed, when the wedge 33 moves, the left wiring board 6 and the right wiring board 7 can be driven to be close to each other by the outer plate 31 and the inner plate 32, thereby achieving the purpose of embedding the plug into the plug.
Referring to fig. 2 and 4, a hole groove is formed in the charging gun 1, the inserting rod 21 is inserted into the hole groove, an extension plate is fixedly mounted at one end, away from the rotating rod 23, of the fusing plate 24, elastic blocks are fixedly mounted on the left side and the right side of the inserting rod 21, the rotating rod 23 can be pushed away towards the left side and the right side through the elastic blocks, the diameter of the hole groove is larger than the sum of the diameters of the two rotating rods 23 and the inserting rod 21, the sum of the diameters of the two rotating rods 23, the two fusing plates 24 and the length of the two extension plates, of the inserting rod 21, is larger than the diameter of the hole groove, a heat conducting block is fixedly mounted at the top end of the hole groove, and the heat conducting block is attached to the fusing plate 24.
Referring to fig. 2, 4 and 5, an embedding seat is fixedly installed inside the charging gun 1, a push plate 36 is embedded inside the embedding seat, a movable rod 34 is inserted inside the embedding seat, an ejection spring 37 is fixedly installed between the positioning seat 25 and the push plate 36, the ejection spring 37 is in a compressed state, when the charging gun 1 is at a normal temperature, the insertion rod 21 is normally inserted in a hole groove due to the blocking of the rotating rod 23, when the temperature inside the charging gun 1 is too high, the heat conducting block transmits heat to the fuse plate 24, the fuse plate 24 is fused due to an excessively high temperature, the extension plate is broken from the rotating rod 23, at the moment, due to the reduction of the length, the rotating rod 23 and the insertion rod 21 are ejected from the hole groove under the action of the ejection spring 37, the ejection spring 37 is not compressed, and the pressing plate is not stressed towards the center any more.
The use method of the new energy automobile charging gun capable of automatically cutting off power at a high temperature state is characterized by comprising the following steps:
s1: inserting the inserting rod 21 into the charging gun 1 from the hole groove, enabling the rotating rod 23 to enter the embedding seat, and enabling the positioning seat 25 to be in contact with the ejection spring 37;
s2: on the basis of S1, the inserting rod 21 is continuously inserted into the inner part, the rotating rod 23, the fusing plate 24 and the extension plate are not extruded by the hole slot any more, and the rotating rod 23 rotates towards the left side and the right side under the elastic action of the elastic block;
s3: on the basis of S2, the inserted link 21 is loosened, the ejecting spring 37 pushes the rotating link 23 and the inserted link 21 outwards through the positioning seat 25, because the rotating link 23 is unscrewed towards the left and right sides under the action of the elastic block, the extension plate slides towards the left and right sides along the inner wall of the groove in the embedding seat, the rotating link 23 is vertical to the inserted link 21, and the ejecting spring 37 is compressed between the pushing plate 36 and the rotating link 23;
s4: on the basis of S3, when the pressure plate is pressed, the push block 35 is pushed to move towards the axis of the charging gun 1, the push block 35 can push the wedge block 33 towards the left side and the right side, and by utilizing the characteristic that the wedge block 33 is symmetrically installed, when the wedge block 33 moves, the outer plate 31 and the inner plate 32 can drive the left wiring board 6 and the right wiring board 7 to be close to each other, so that the plug is embedded into the plug, and the circuit is connected;
s5: on the basis of S4, when the internal temperature of the charging gun 1 is too high, the heat conducting block transmits heat to the fusing plate 24, the fusing plate 24 is fused by the too high temperature, the extension plate is broken from the rotating rod 23, at the moment, due to the reduction of the length, the rotating rod 23 and the inserting rod 21 are ejected out of the hole groove under the action of the ejecting spring 37, the ejecting spring 37 is not compressed any more, and the pressing plate is not pressed towards the center any more;
s6: on the basis of S5, when the pressing plate is no longer pressed by the ejection spring 37, the left wiring board 6 and the right wiring board 7 are not inferred to approach each other, the compression spring 8 pushes the left wiring board 6 and the right wiring board 7 to the direction of wanting to be away from each other, the plug and the socket are separated, the circuit of the charging wire 5 and the connecting wire 4 is no longer connected, and the power is cut off automatically.
In summary, when the temperature inside the charging gun 1 is too high, the heat conducting block transmits heat to the fusing plate 24, the fusing plate 24 is fused by the too high temperature, the extension plate is broken from the rotating rod 23, at this time, due to the reduction of the length, the rotating rod 23 and the inserting rod 21 are ejected out of the hole groove under the action of the ejecting spring 37, the ejecting spring 37 is not compressed, the pressing plate is not pressed towards the center, because the pressing plate is pressed, the pushing block 35 is pushed to move towards the axis of the charging gun 1, the pushing block 35 can push the wedge block 33 towards the left and right sides, and by utilizing the characteristic that the wedge block 33 is symmetrically installed, when the wedge block 33 moves, the left wiring board 6 and the right wiring board 7 can be driven to approach each other through the outer plate 31 and the inner plate 32, so as to embed the plug into the plug, the circuit is connected, when the pressing plate is not pressed by the ejecting spring 37, the left wiring board 6 and the right wiring board 7 are not moved to approach each other, compression spring 8 promotes left wiring board 6 and right wiring board 7 to the direction of wanting to keep away from, and plug and socket separation, the circuit of charging wire 5 and power connection 4 no longer communicates, reaches the purpose of accomplishing the outage by oneself under the high temperature condition, can effectively avoid high temperature to cause secondary harm such as short circuit.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. New energy automobile of outage by oneself under high temperature state rifle that charges, including rifle (1), fusing subassembly (2) and laminating subassembly (3), its characterized in that: the electric wire connector is characterized in that a connecting wire (4) is inserted into the charging gun (1), a charging wire (5) is inserted into the charging gun (1), a left wiring board (6) is fixedly mounted on the right side of the connecting wire (4), a right wiring board (7) is fixedly mounted on the left end of the charging connection, a compression spring (8) is fixedly mounted between the left wiring board (6) and the right wiring board (7), the fusing component (2) is movably mounted inside the charging gun (1), and the attaching component (3) is fixedly mounted between the left wiring board (6) and the right wiring board (7);
fusing subassembly (2) are including inserted bar (21), inserted bar (21) bottom fixed mounting has button (22), the left and right sides at inserted bar (21) top all rotates and is connected with bull stick (23), fusing board (24) are kept away from in bull stick (23), bull stick (23) top fixed mounting has positioning seat (25).
Fusing subassembly (2) are including planking (31), right side wiring board (7) left side fixed mounting has inner panel (32), one side fixed mounting that right side wiring board (7) axle center was kept away from in inner panel (32) has wedge (33), planking (31) inside is pegged graft and is had movable rod (34), the one end fixed mounting that movable rod (34) are close to inner panel (32) has ejector pad (35), the other end fixed mounting of movable rod (34) has push pedal (36), one side fixed mounting that movable rod (34) were kept away from in push pedal (36) has ejecting spring (37).
2. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized in that: the right side fixed mounting of left side wiring board (6) has the socket, the left side fixed mounting of right side wiring board (7) has the plug, the plug scarf joint is inside the socket.
3. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized in that: the outer plate (31) is fixedly arranged on the right side of the left wiring board (6), the outer plate (31) and the inner plate (32) are respectively two, and the inner plate (32) is positioned on one side, close to the axis of the left wiring board (6), of the outer plate (31).
4. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized in that: the wedge blocks (33) are respectively arranged on one side of the outer plate (31) and the inner plate (32) close to each other, and the wedge blocks (33) are fixedly arranged at the right end of the outer plate (31) and the left end of the inner plate (32).
5. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized in that: ejector pad (35) gomphosis is between wedge (33) of planking (31) and inner panel (32) installation with one side, the incline direction of wedge (33) is close to each other for the one side that is close to charging gun (1) axle center, keeps away from one side of charging gun (1) axle center and keeps away from each other, surface shape and wedge (33) surface looks adaptation about ejector pad (35).
6. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized in that: the charging gun is characterized in that a hole groove is formed in the charging gun (1), the inserting rod (21) is inserted into the hole groove, an extension plate is fixedly mounted at one end, away from the rotating rod (23), of the fusing plate (24), and elastic blocks are fixedly mounted on the left side and the right side of the inserting rod (21).
7. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 6, characterized in that: the diameter of the hole groove is larger than the sum of the diameters of the two rotating rods (23) and the inserting rod (21), the sum of the diameters of the two rotating rods (23), the two fusing plates (24) and the length inserting rods (21) of the two extension plates is larger than the diameter of the hole groove, a heat conducting block is fixedly installed at the top end of the hole groove, and the heat conducting block is attached to the fusing plates (24).
8. The self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized in that: the charging gun is characterized in that an embedded seat is fixedly installed inside the charging gun (1), the push plate (36) is embedded inside the embedded seat, the movable rod (34) is inserted inside the embedded seat, the ejection spring (37) is fixedly installed between the positioning seat (25) and the push plate (36), and the ejection spring (37) is in a compression state.
9. The use method of the self-powered-off new energy automobile charging gun in the high-temperature state according to claim 1, characterized by comprising the following steps:
s1: inserting the inserting rod (21) into the charging gun (1) from the hole groove, enabling the rotating rod (23) to enter the embedding seat, and enabling the positioning seat (25) to be in contact with the ejection spring (37);
s2: on the basis of S1, the insertion rod (21) is continuously inserted into the inner part, the rotating rod (23), the fusing plate (24) and the extension plate are not extruded by the hole groove any more, and the rotating rod (23) rotates towards the left side and the right side under the elastic action of the elastic block;
s3: on the basis of S2, the inserted link (21) is loosened, the ejection spring (37) pushes the rotating link (23) and the inserted link (21) outwards through the positioning seat (25), the rotating link (23) is unscrewed towards the left and right sides under the action of the elastic block, the extension plate slides towards the left and right sides along the inner wall of the groove in the inserted link, the rotating link (23) is vertical to the inserted link (21), and the ejection spring (37) is compressed between the push plate (36) and the rotating link (23);
s4: on the basis of S3, when the pressure is applied to the pressure plate, the push block (35) is pushed to move towards the axis of the charging gun (1), the push block (35) can push the wedge block (33) towards the left side and the right side, and by utilizing the characteristic that the wedge block (33) is symmetrically installed, when the wedge block (33) moves, the outer plate (31) and the inner plate (32) can drive the left wiring board (6) and the right wiring board (7) to be close to each other, so that the plug is embedded into the plug, and the circuit is connected;
s5: on the basis of S4, when the internal temperature of the charging gun (1) is too high, the heat conducting block transmits heat to the fusing plate (24), the fusing plate (24) is fused by the too high temperature, the extension plate is broken from the rotating rod (23), at the moment, due to the fact that the length is reduced, the rotating rod (23) and the inserting rod (21) are ejected out of the hole groove under the action of the ejecting spring (37), the ejecting spring (37) is not compressed any more, and the pressing plate is not pressed towards the center any more;
s6: on the basis of S5, when the pressing plate is not pressed by the ejection spring (37), the left wiring board (6) and the right wiring board (7) are not inferred to be close to each other, the compression spring (8) pushes the left wiring board (6) and the right wiring board (7) to the direction of wanting to be away from, the plug is separated from the socket, the circuit of the charging wire (5) and the connecting wire (4) is not communicated, and the power is cut off automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110670923.8A CN113437590A (en) | 2021-06-17 | 2021-06-17 | New energy automobile charging gun capable of automatically cutting off power at high temperature and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110670923.8A CN113437590A (en) | 2021-06-17 | 2021-06-17 | New energy automobile charging gun capable of automatically cutting off power at high temperature and method |
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| Publication Number | Publication Date |
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| CN113437590A true CN113437590A (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110670923.8A Withdrawn CN113437590A (en) | 2021-06-17 | 2021-06-17 | New energy automobile charging gun capable of automatically cutting off power at high temperature and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114597704A (en) * | 2022-05-10 | 2022-06-07 | 品上佳自行车(深圳)有限公司 | Automatic power-off equipment for charging new energy electric vehicle |
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2021
- 2021-06-17 CN CN202110670923.8A patent/CN113437590A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114597704A (en) * | 2022-05-10 | 2022-06-07 | 品上佳自行车(深圳)有限公司 | Automatic power-off equipment for charging new energy electric vehicle |
| CN114597704B (en) * | 2022-05-10 | 2022-07-19 | 品上佳自行车(深圳)有限公司 | Automatic power-off equipment for charging new energy electric vehicle |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210924 |
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| WW01 | Invention patent application withdrawn after publication |