CN112467454A - New forms of energy electric automobile charging plug - Google Patents

New forms of energy electric automobile charging plug Download PDF

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Publication number
CN112467454A
CN112467454A CN202011293411.6A CN202011293411A CN112467454A CN 112467454 A CN112467454 A CN 112467454A CN 202011293411 A CN202011293411 A CN 202011293411A CN 112467454 A CN112467454 A CN 112467454A
Authority
CN
China
Prior art keywords
sliding plate
fixing ring
edge
air bag
fixedly connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011293411.6A
Other languages
Chinese (zh)
Inventor
李理响
程丽
钱丽艳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuyang Zhenglin New Energy Technology Co ltd
Original Assignee
Fuyang Zhenglin New Energy Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuyang Zhenglin New Energy Technology Co ltd filed Critical Fuyang Zhenglin New Energy Technology Co ltd
Priority to CN202011293411.6A priority Critical patent/CN112467454A/en
Publication of CN112467454A publication Critical patent/CN112467454A/en
Withdrawn legal-status Critical Current

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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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/521—Sealing between contact members and housing, e.g. sealing insert
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
    • 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
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5213—Covers
    • 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
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
    • 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
    • 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
    • Y02T90/14—Plug-in electric vehicles

Abstract

The invention belongs to the technical field of charging plugs, and particularly relates to a new energy electric vehicle charging plug which comprises a plugging part and a fixing ring; the other end of the holding part is fixedly connected with the rectangular frame; the inner wall of the rectangular frame is provided with a movable extrusion rod through a spring; according to the invention, the stretching rod and the first annular air bag are arranged, so that when charging is carried out, a hand extrudes the movable extrusion rod in the rectangular frame, the movable extrusion rod enables the stretching rod to shrink towards the inside of the first cylindrical empty groove through the pull rope, meanwhile, the first annular air bag is in a collapsed state, the fixing ring can be conveniently inserted into the circular electric socket, when the movable extrusion rod is stopped to be extruded, the stretching rod enables the fixing ring to be tensioned on the inner wall of the circular electric socket, a fixing effect is realized on the connection of the inserting part and the socket, meanwhile, the first annular air bag can expand, external rainwater is prevented from flying into the circular electric socket along with wind in the rainwater weather charging process, and the phenomenon that the inserting part and the inside of the socket enter rainwater is avoided.

Description

New forms of energy electric automobile charging plug
Technical Field
The invention belongs to the technical field of charging plugs, and particularly relates to a new energy electric vehicle charging plug.
Background
The electric automobile is a vehicle which uses a vehicle-mounted power supply as power and drives wheels by a motor, meets various requirements of road traffic and safety regulations, is started by using electricity stored in batteries, sometimes uses 12 or 24 batteries when driving the automobile, and sometimes needs more batteries. The electric automobile has the advantages of no pollution, low noise, simple and convenient maintenance, high energy efficiency, diversification and the like.
When charging new energy automobile, the adoption will with fill the plug of electric pile electric connection and the socket mode of pegging graft each other on the electric automobile, electric automobile's socket is located the inside of the circular electric mortiser interface on the car, opens the sealed apron on the circular electric mortiser interface when using, then will fill the charging plug on the electric pile and the socket on the car peg graft each other can, obviously this kind of mode exists following drawback: 1. in the way, the plug and the socket are exposed in the air in the charging process, when heavy rain weather occurs, although the plug and the socket are positioned inside the circular electric socket, rainwater can flow into the circular electric socket along with wind power, so that the socket and the plug are filled with rainwater, and the plug and the socket cannot be charged continuously; 2. because the plug and the socket are in a direct insertion mode, when an external force carelessly pulls the electric wire on the plug, the plug can be separated from the socket, and the charging is stopped; 3. in order to prevent that the inside ash that falls of spliced eye of plug from influencing the electricity and connecting, often can be equipped with the shield on the plug, need open the shield before charging, it is more troublesome, and if the shield too firm then do not open with plug connection, and if the shield insecure messenger makes dustproof effect not good.
Therefore, the invention provides a new energy electric vehicle charging plug to solve the problems.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in rainy days, rainwater can flow into the circular electric plug connector along with wind power, then rainwater can flow into the socket and the plug, the plug and the socket cannot be charged continuously, and when external force accidentally pulls an electric wire on the plug, the plug can be separated from the socket.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a new energy electric vehicle charging plug, which comprises a plug-in part, a holding part, a plug-in hole, an electric contact and a fixing ring, wherein the plug-in part is arranged on the holding part; one end of the holding part is fixedly connected with the insertion part, and the other end of the holding part is fixedly connected with the rectangular frame; the inner wall of the side plate of the rectangular frame, which is far away from the holding part, is provided with a movable extrusion rod through a spring; the end surface of the insertion part is provided with an insertion hole; an electric contact for realizing electric connection is arranged in the inserting hole; the outer edge of the holding part is fixedly provided with a fixing ring; the fixing ring is positioned in a circular electric socket on the automobile body; the edge of the fixing ring is provided with a first cylindrical empty groove; the inner side end of the first columnar empty groove is fixedly connected with one side surface of the first sliding plate through a spring, the other side surface of the first sliding plate is fixedly connected with one end of the tightening rod, and the other end of the tightening rod extends out of the outer edge of the fixing ring; the end part of the tightening rod is contacted with the inner wall of the round electric socket; the side surface of the first sliding plate, which is far away from the tension rod, is fixedly connected with one end of a pull rope, and the other end of the pull rope penetrates through a threading groove in the fixing ring and a limiting sleeve at the edge of the holding part and is finally fixedly connected with the surface of the movable extrusion rod; the surface of the movable extrusion rod is of a smooth curved surface structure; a first annular air bag is fixedly arranged at the position, deviating from the stretching rod, of the outer edge of the fixing ring; a second sliding plate is movably arranged in the second cylindrical empty groove; one end of the second sliding plate, which is close to the first annular air bag, is fixedly connected with one end of the first spring compression pipe; the other end of the first spring compression pipe is fixedly connected with the inner wall of one end of the second cylindrical empty groove close to the first annular air bag; the first annular air bag is communicated with one end of the first spring compression pipe through a first air flow passage; a one-way valve is arranged in the first air flow channel; a magnet is fixedly arranged in the second sliding plate close to the first sliding plate; the first sliding plate is internally provided with a magnet which is mutually attracted with the magnet on the second sliding plate; when the free end of the tightening rod is contacted with the inner wall of the circular electric socket, the first annular air bag seals a gap between the fixing ring and the inner wall of the circular electric socket;
when the air bag compression device works, a hand is inserted into the rectangular frame, the side plate far away from the insertion part and the movable extrusion rod on the rectangular frame are held by the hand, at the moment, the hand can extrude the movable extrusion rod to move towards the inner wall of the rectangular frame, at the moment, the movable extrusion rod can pull the pull rope fixedly connected with the movable extrusion rod, so that the first sliding plate positioned in the first cylindrical empty groove moves towards the inner side direction close to the fixing ring, at the moment, the tensioning rod can contract in the first cylindrical empty groove, the first sliding plate can drive the first spring pipe fixedly connected with the first sliding plate to stretch through the mutual attraction of the magnet on the first sliding plate and the magnet on the second sliding plate when moving, the second sliding plate can move towards the inner side of the fixing ring along with the first sliding plate, at the moment, the first spring compression pipe can extract the air in the first annular air bag to enable the first annular air bag to be in a shriveled state, so that the fixing ring can be easily inserted into the circular electric socket on the automobile body, the inserting part is aligned and inserted with the socket on the automobile body, the rectangular frame can be loosened after the inserting is finished, at the moment, the hand no longer has extrusion force on the movable extrusion rod, at the moment, the movable extrusion rod can move towards the direction close to the holding part under the action force of the spring fixedly connected with the movable extrusion rod, so that the pull rope fixedly connected with the movable extrusion rod is loosened, the first sliding plate further moves towards the outer edge direction of the fixing ring under the action force of the spring fixedly connected with the first sliding plate, the first sliding plate can push the tightening rod to move towards the outer edge direction of the fixing ring and extrude the inner wall of the circular electric socket, the tightening rod further enables the fixing ring to be tightened on the inner wall of the circular electric socket, the connection between the inserting part and the socket is fixed, and when the first sliding plate moves towards the, the second slide also can be along with first slide to the outward flange direction removal of solid fixed ring, the second slide will extrude first spring compression pipe this moment, and then with the inside gaseous extrusion of first spring compression pipe and the inside that gets into first annular gasbag through first airflow channel, and then first annular gasbag can seal the clearance between circular electric mortiser mouth and the solid fixed ring, and then can play sealed effect to circular electric mortiser mouth, prevent that the external rainwater of in-process that charges at rainwater weather from wafting into the inside of circular electric mortiser mouth with the wind, avoid the inside entering rainwater of grafting portion and socket.
Preferably, the end part of the insertion part is sleeved with a dustproof cover; a second annular air bag is fixedly arranged between the dustproof cover and the inserting part at the outer edge of the inserting part; the interior of the second annular air bag is communicated with one end, close to the first annular air bag, of the first spring compression pipe through a second air flow channel; a one-way valve is arranged in the second airflow channel; the edge of the dustproof cover is fixedly connected with the edge of the holding part through an elastic rope, and the connection point of the elastic rope and the holding part is positioned between the fixing ring and the rectangular frame; when the automobile anti-dust cover is in work, when the automobile body needs to be charged, the rectangular frame is held by a hand, the movable extrusion rod inside the rectangular frame can be extruded, the movable extrusion rod pulls the first sliding plate to the inner side center of the fixing ring through the pull rope, the first spring compression pipe is in an extension state through driving the second sliding plate to move, the first spring compression pipe can extract gas inside the second annular air bag through the second air flow channel, the second annular air bag is in a shriveled state, a larger gap is formed between the anti-dust cover and the outer edge of the insertion part, the anti-dust cover can automatically fall off only by downwards inclining the end part of the insertion part, the anti-dust cover does not need to be pulled out of the insertion part by hands, the design enables the sealing performance between the anti-dust cover and the insertion part to be good, and a better anti-dust effect is achieved, and the anti-dust cover is convenient to take off, Saves labor.
Preferably, the edge of the holding part is fixedly connected with a sealing cover through an elastic rope, and the sealing cover can seal the port of the dustproof cover; the during operation, when the shield from grafting portion pull down carry out automobile body's the time of charging, the shield will hang the outside at automobile body through the stretch cord this moment, if catch up with the inside of rainy weather shield will be drenched the rainwater, and then when the completion of charging after need continue to cover the shield and close in grafting portion, just need clear up the inside of shield, it is more time-wasting obviously, and seal the shield through sealed lid, can avoid the rainwater to take place with the condition of pouring into the rainwater in the shield, and then can directly close the tip at grafting portion with the shield after charging, and is convenient for save time, shield can be for the block with the connected mode of sealed lid, connected modes such as magnet absorption.
Preferably, a rubber sealing ring is fixedly arranged at the outer port of the circular electric socket close to the outer wall of the automobile body; one end, close to the fixing ring, of the rubber sealing ring extends into the circular electric plug connector and clings to the surface of the fixing ring, the top edge of one end, far away from the fixing ring, of the rubber sealing ring inclines towards the central axis of the rubber sealing ring from inside to outside, and the bottom edge, far away from the fixing ring, of the rubber sealing ring inclines towards the central axis of the rubber sealing ring from outside to inside; the during operation, the rubber seal ring that is located circular electric mortiser socket outer port department can play the waterproof effect of secondary seal, and because the rubber seal ring keeps away from the central axis of the top edge slope of solid fixed ring's one end towards rubber seal ring, and then when the rainwater falls in the top edge of rubber seal ring, the rainwater can be along the top edge gliding of rubber seal ring, and then avoid the rainwater to pass through the inside that the clearance between car body and the rubber seal ring got into circular electric mortiser socket, and when the rainwater drifted towards the bottom edge of rubber seal ring, will hardly get into the inside of circular electric mortiser socket.
Preferably, the top edge of one end of the rubber sealing ring, which is positioned in the circular electric insertion port, is flush with the outer edge of the fixing ring, and an annular groove is formed in the edge of one end of the rubber sealing ring, which is positioned in the circular electric insertion port; the edge of the annular groove is inclined towards the outer side of the circular electric socket; the bottom of the annular groove is communicated with the outside of the rubber sealing ring through a water flow channel; during operation, when rainwater enters the circular electric socket interface from the gap between the automobile body and the rubber sealing ring carelessly, the rainwater is accumulated in the annular groove on the rubber sealing ring and flows out from the outer end surface of the rubber sealing ring along the water flow channel, and then the rainwater is prevented from penetrating into the inner side of the circular electric socket interface through the gap between the first annular air bag and the inner wall of the circular electric socket interface after the cavity between the annular groove and the circular electric socket interface is filled with the rainwater.
Preferably, a second spring compression pipe is fixedly arranged between the inner wall of the side plate far away from the holding part on the rectangular frame and the movable extrusion rod; the second spring compression pipe is communicated with the gas transmission cavity at the edge of the plug hole through a third gas flow channel; the air conveying cavity is communicated with the inside of the plug hole through the air blowing hole, and the air blowing hole is inclined towards the outer port of the plug hole; the during operation, when needs charge, the staff will extrude movable extrusion pole, this movable extrusion pole will extrude the second spring compression pipe that links firmly with it, and then make the inside gas of second spring compression pipe pass through the inside that third airflow channel got into the gas transmission chamber, the inside gas that gets into the gas transmission chamber will blow off from the gas hole, and finally blow off from the outer port of gas hole, can be used to the inside deashing of spliced eye, and when the shield drops from the port department of grafting portion, extrusion movable extrusion pole that can relapse makes the inside of the inside gas repeated entering gas transmission chamber of second spring compression pipe and blow off from the port department of spliced eye, improve and blow off the grey effect.
The invention has the following beneficial effects:
1. the charging plug for the new energy electric automobile is provided with the tightening rod and the first annular air bag, when charging, the hand squeezes the movable squeezing rod in the rectangular frame, the movable squeezing rod pulls the first sliding plate through the pull rope, thereby enabling the tightening rod to contract towards the inside of the first cylindrical hollow groove, simultaneously enabling the first annular air bag to be in a collapsed state, being convenient for inserting the fixing ring into the inside of the circular electric socket, when the movable extrusion rod stops being extruded, the tightening rod enables the fixing ring to be tightened on the inner wall of the circular electric socket, the connection between the plug-in part and the socket is fixed, and the first annular air bag can be expanded, furthermore, the sealing effect on the circular electric socket can be achieved, external rainwater is prevented from drifting into the circular electric socket along with wind in the charging process in rainwater weather, and the phenomenon that the plugging part and the socket enter rainwater is avoided.
2. According to the charging plug for the new energy electric vehicle, due to the arrangement of the dustproof cover, when the vehicle body needs to be charged, the movable extrusion rod is extruded by hands, the first spring compression pipe is in the stretching state by driving the second sliding plate to move, then the first spring compression pipe can extract gas in the second annular air bag through the second air flow channel, the second annular air bag is in the collapsing state, and at the moment, a larger gap is formed between the dustproof cover and the outer edge of the insertion part, so that the dustproof cover can automatically fall off only by downwards inclining the end part of the insertion part, the dustproof cover does not need to be pulled off from the insertion part by hands.
3. According to the charging plug for the new energy electric automobile, due to the arrangement of the second spring compression pipe and the air transmission cavity, when charging is needed, a person can extrude the movable extrusion rod, the movable extrusion rod can extrude the second spring compression pipe fixedly connected with the movable extrusion rod, so that air in the second spring compression pipe enters the air transmission cavity through the third air flow channel, the air entering the air transmission cavity can be blown out from the air blowing hole and finally blown out from the outer port of the air blowing hole, the movable extrusion rod can be repeatedly extruded, the air in the second spring compression pipe can repeatedly enter the air transmission cavity and can be blown out from the port of the insertion hole when the dustproof cover falls off from the port of the insertion part, and the soot blowing effect is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a first perspective structural view of the rubber seal ring;
FIG. 6 is a second perspective view of the rubber seal ring;
in the figure: the automobile air-conditioning device comprises a plug part 1, a holding part 2, a plug hole 3, an electric contact 4, a dust cover 5, a fixing ring 6, a tightening rod 7, a rubber sealing ring 8, an elastic rope 9, a sealing cover 10, a movable extrusion rod 11, a rectangular frame 12, a second spring compression pipe 13, an automobile body 14, a circular electric plug interface 15, a second annular air bag 16, a third air flow channel 17, a first annular air bag 18, a first sliding plate 19, a first cylindrical hollow groove 20, a second cylindrical hollow groove 21, a water flow channel 22, a second sliding plate 23, an annular groove 24, a first air flow channel 25, a second air flow channel 26, an air delivery cavity 27, an air blowing hole 28, a first spring compression pipe 29, a limiting sleeve 30 and a magnet 31.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the charging plug for a new energy electric vehicle according to the present invention includes a plug part 1, a holding part 2, a plug hole 3, an electrical contact 4, and a fixing ring 6; one end of the holding part 2 is fixedly connected with the insertion part 1, and the other end of the holding part 2 is fixedly connected with the rectangular frame 12; the inner wall of the side plate of the rectangular frame 12 far away from the holding part 2 is provided with a movable extrusion rod 11 through a spring; the end surface of the inserting part 1 is provided with an inserting hole 3; an electric contact 4 for realizing electric connection is arranged in the inserting hole 3; a fixing ring 6 is fixedly arranged on the outer edge of the holding part 2; the fixing ring 6 is positioned in a circular electric plug interface 15 on the automobile body 14; a first cylindrical empty groove 20 is formed in the edge of the fixing ring 6; the inner side end of the first cylindrical empty groove 20 is fixedly connected with one side surface of the first sliding plate 19 through a spring, the other side surface of the first sliding plate 19 is fixedly connected with one end of the tightening rod 7, and the other end of the tightening rod 7 extends out of the outer edge of the fixing ring 6; the end of the tightening rod 7 is in contact with the inner wall of the circular electric socket 15; the side surface of the first sliding plate 19, which is far away from the tightening rod 7, is fixedly connected with one end of a pull rope, and the other end of the pull rope passes through a threading groove in the fixing ring 6 and a limiting sleeve 30 at the edge of the holding part 2 and is finally fixedly connected with the surface of the movable extrusion rod 11; the surface of the movable extrusion rod 11 is of a smooth curved surface structure; a first annular air bag 18 is fixedly arranged at the position of the outer edge of the fixing ring 6 deviating from the tightening rod 7; a second sliding plate 23 is movably arranged in the second cylindrical empty groove 21; one end of the second sliding plate 23 close to the first annular air bag 18 is fixedly connected with one end of a first spring compression pipe 29; the other end of the first spring compression pipe 29 is fixedly connected with the inner wall of one end of the second cylindrical hollow groove 21 close to the first annular air bag 18; the first annular bladder 18 communicates with one end of a first spring compression tube 29 through a first gas flow passage 25; a one-way valve is arranged in the first air flow channel 25; a magnet 31 is fixedly arranged in the second sliding plate 23 at a position close to the first sliding plate 19; a magnet 31 which is mutually attracted with the magnet 31 on the second sliding plate 23 is arranged in the first sliding plate 19; when the free end of the tightening rod 7 is contacted with the inner wall of the round electric socket 15, the first annular air bag 18 seals the gap between the fixed ring 6 and the inner wall of the round electric socket 15;
when the air bag type air bag lifting device works, a hand is inserted into the rectangular frame 12, the side plate far away from the insertion part 1 and the movable extrusion rod 11 on the rectangular frame 12 are held by the hand, at the moment, the movable extrusion rod 11 can extrude the movable extrusion rod 11 to move towards the inner wall of the rectangular frame 12, at the moment, the movable extrusion rod 11 can pull the pull rope fixedly connected with the movable extrusion rod 11, the first sliding plate 19 positioned in the first cylindrical empty groove 20 can move towards the inner side direction close to the fixing ring 6, at the moment, the tensioning rod 7 can be contracted in the first cylindrical empty groove 20, the first sliding plate 19 can drive the second sliding plate 23 to move through mutual attraction of the magnet 31 on the first sliding plate and the magnet 31 on the second sliding plate 23 when moving, the second sliding plate 23 can move towards the inner side of the fixing ring 6 along with the first sliding plate 19, at the moment, the second sliding plate 23 can drive the first compression spring pipe 29 fixedly connected with the first compression pipe to stretch, the first spring compression pipe 29 can extract air bag 18, so In a collapsed state, the fixing ring 6 can be easily inserted into the circular electric socket 15 on the automobile body 14, the inserting part 1 is inserted into the socket on the automobile body 14 in an aligned manner, after the inserting is completed, the rectangular frame 12 can be loosened, at this time, the hand no longer has an extrusion force on the movable extrusion rod 11, at this time, the movable extrusion rod 11 will move in a direction close to the holding part 2 under the action of the spring fixedly connected with the movable extrusion rod 11, so that the pulling rope fixedly connected with the movable extrusion rod 11 becomes loose, and further the first sliding plate 19 moves in a direction towards the outer edge of the fixing ring 6 under the action of the spring fixedly connected with the movable extrusion rod, the first sliding plate 19 will push the tightening rod 7 to move in a direction towards the outer edge of the fixing ring 6 and press the inner wall of the circular electric socket 15, and further the tightening rod 7 makes the fixing ring 6 tighten the inner wall of the circular electric socket 15, so as to fix the connection of the inserting, meanwhile, when the first sliding plate 19 moves towards the outer side of the fixing ring 6, the second sliding plate 23 also moves along with the first sliding plate 19 towards the outer edge of the fixing ring 6, at the moment, the second sliding plate 23 can extrude the first spring compression pipe 29, further, gas inside the first spring compression pipe 29 is extruded and enters the inside of the first annular air bag 18 through the first air flow channel 25, further, the first annular air bag 18 can seal a gap between the circular electric plug connector 15 and the fixing ring 6, further, the circular electric plug connector 15 can be sealed, external rainwater is prevented from drifting into the inside of the circular electric plug connector 15 along with wind in the rainwater weather charging process, and the fact that the plugging part 1 and the inside of the socket enter rainwater is avoided.
As an embodiment of the invention, the end of the insertion part 1 is sleeved with a dust cover 5; a second annular air bag 16 is fixedly arranged between the dustproof cover 5 and the inserting part 1 at the outer edge of the inserting part 1; the interior of the second annular air bag 16 is communicated with one end of a first spring compression tube 29 close to the first annular air bag 18 through a second air flow passage 26; a one-way valve is arranged inside the second airflow channel 26; the edge of the dustproof cover 5 is fixedly connected with the edge of the holding part 2 through an elastic rope 9, and the connection point of the elastic rope 9 and the holding part 2 is positioned between the fixing ring 6 and the rectangular frame 12; in operation, when the automobile body 14 needs to be charged, the movable extrusion rod 11 inside the rectangular frame 12 is extruded while the rectangular frame 12 is held by hand, at this time, the movable extrusion rod 11 pulls the first sliding plate 19 towards the inner center of the fixing ring 6 through the pulling rope, and further, the first spring compression pipe 29 is in an extended state by driving the second sliding plate 23 to move, and then the first spring compression pipe 29 extracts the gas inside the second annular air bag 16 through the second gas flow channel 26, so that the second annular air bag 16 is in a collapsed state, at this time, a large gap is formed between the dust cap 5 and the outer edge of the insertion part 1, so that the dust cap 5 can automatically fall off only by tilting the end part of the insertion part 1 downwards, and the dust cap 5 does not need to be pulled off from the insertion part 1 by hand, and the design makes the sealing between the dust cap 5 and the insertion part 1 good, thereby having better dustproof effect and being convenient and labor-saving to take down the dustproof cover 5.
In one embodiment of the present invention, the edge of the holding part 2 is fixedly connected to a sealing cover 10 through an elastic cord 9, and the sealing cover 10 can seal the port of the dust cover 5; the during operation, when shield 5 from grafting portion 1 pull down and carry out the charging of automobile body 14, shield 5 will hang the outside at automobile body 14 through stretch cord 9 this moment, if catch up with the inside of rainy weather shield 5 will be drenched the rainwater, and then when need continue to cover shield 5 after the completion of charging and close on grafting portion 1, just need clear up shield 5's inside, obviously it is more time-wasting, and seal shield 5 through sealed lid 10, can avoid the rainwater to take place with the condition of pouring into the rainwater in shield 5, and then can directly close shield 5 lid at grafting portion 1's tip after charging, and is convenient time-saving, shield 5 can be the block with sealed lid 10's connected mode, connected modes such as magnet adsorbs.
As an embodiment of the invention, a rubber sealing ring 8 is fixedly arranged at the outer port of the round electric socket 15 and clings to the outer wall of the automobile body 14; one end, close to the fixing ring 6, of the rubber sealing ring 8 extends into the circular electric plug interface 15 and clings to the surface of the fixing ring 6, the top edge of one end, far away from the fixing ring 6, of the rubber sealing ring 8 inclines from inside to outside towards the central axis of the rubber sealing ring 8, and the bottom edge, far away from the fixing ring 6, of the rubber sealing ring 8 inclines from outside to inside towards the central axis of the rubber sealing ring 8; during operation, the rubber seal ring 8 that is located circular electric mortiser mouth 15 outer port department can play the waterproof effect of secondary seal, and because the top edge slope of the one end of solid fixed ring 6 is kept away from to rubber seal ring 8 towards the central axis of rubber seal ring 8, and then when the rainwater falls in the top edge of rubber seal ring 8, the rainwater can be along the top edge gliding of rubber seal ring 8, and then avoid the rainwater to pass through the inside that the clearance between car body 14 and the rubber seal ring 8 got into circular electric mortiser mouth 15, and when the rainwater drifted to the bottom edge of rubber seal ring 8, will hardly get into the inside of circular electric mortiser mouth 15.
As an embodiment of the invention, the top edge of one end of the rubber sealing ring 8 positioned in the circular electric socket 15 is flush with the outer edge of the fixing ring 6, and an annular groove 24 is formed in the edge of one end of the rubber sealing ring 8 positioned in the circular electric socket 15; the edge of the annular groove 24 is inclined towards the outside of the circular electrical plug interface 15; the bottom of the annular groove 24 is communicated with the outside of the rubber sealing ring 8 through the water flow channel 22; in operation, when rainwater enters the circular electric socket 15 through the gap between the automobile body 14 and the rubber sealing ring 8 carelessly, the rainwater will accumulate inside the annular groove 24 on the rubber sealing ring 8 and then flow out from the outer end surface of the rubber sealing ring 8 along the water flow channel 22, so that the rainwater is prevented from penetrating into the inner side of the circular electric socket 15 through the gap between the first annular air bag 18 and the inner wall of the circular electric socket 15 after the cavity between the annular groove 24 and the circular electric socket 15 is filled with the rainwater.
As an embodiment of the present invention, a second spring compression tube 13 is fixedly arranged between the inner wall of the side plate of the rectangular frame 12 far away from the holding part 2 and the movable extrusion rod 11; the second spring compression pipe 13 is communicated with the gas transmission cavity 27 at the edge of the plug hole 3 through a third gas flow channel 17; the air conveying cavity 27 is communicated with the inside of the plug hole 3 through an air blowing hole 28, and the air blowing hole 28 is inclined towards the outer port of the plug hole 3; during operation, when needs charge, the staff will extrude activity pinch cock 11, this activity pinch cock 11 will extrude the second spring compression pipe 13 that links firmly with it, and then make the inside gas of second spring compression pipe 13 pass through the inside that third airflow channel 17 got into gas transmission chamber 27, the inside gas that gets into gas transmission chamber 27 will blow out from gas blowing hole 28, and finally blow out from the outer port of gas blowing hole 28, can be used to the inside deashing of spliced eye 3, and when shield 5 drops from grafting portion 1's port department, extrusion activity pinch cock 11 that can relapse makes the inside gas of second spring compression pipe 13 relapse the inside that gets into gas transmission chamber 27 and blow out from the port department of spliced eye 3, improve the soot blowing effect.
The specific working process of the invention is as follows:
when the air bag type air bag lifting device works, a hand is inserted into the rectangular frame 12, the side plate far away from the insertion part 1 and the movable extrusion rod 11 on the rectangular frame 12 are held by the hand, at the moment, the movable extrusion rod 11 can extrude the movable extrusion rod 11 to move towards the inner wall of the rectangular frame 12, at the moment, the movable extrusion rod 11 can pull the pull rope fixedly connected with the movable extrusion rod 11, the first sliding plate 19 positioned in the first cylindrical empty groove 20 can move towards the inner side direction close to the fixing ring 6, at the moment, the tensioning rod 7 can be contracted in the first cylindrical empty groove 20, the first sliding plate 19 can drive the second sliding plate 23 to move through mutual attraction of the magnet 31 on the first sliding plate and the magnet 31 on the second sliding plate 23 when moving, the second sliding plate 23 can move towards the inner side of the fixing ring 6 along with the first sliding plate 19, at the moment, the second sliding plate 23 can drive the first compression spring pipe 29 fixedly connected with the first compression pipe to stretch, the first spring compression pipe 29 can extract air bag 18, so In a collapsed state, the fixing ring 6 can be easily inserted into the circular electric socket 15 on the automobile body 14, the inserting part 1 is inserted into the socket on the automobile body 14 in an aligned manner, after the inserting is completed, the rectangular frame 12 can be loosened, at this time, the hand no longer has an extrusion force on the movable extrusion rod 11, at this time, the movable extrusion rod 11 will move in a direction close to the holding part 2 under the action of the spring fixedly connected with the movable extrusion rod 11, so that the pulling rope fixedly connected with the movable extrusion rod 11 becomes loose, and further the first sliding plate 19 moves in a direction towards the outer edge of the fixing ring 6 under the action of the spring fixedly connected with the movable extrusion rod, the first sliding plate 19 will push the tightening rod 7 to move in a direction towards the outer edge of the fixing ring 6 and press the inner wall of the circular electric socket 15, and further the tightening rod 7 makes the fixing ring 6 tighten the inner wall of the circular electric socket 15, so as to fix the connection of the inserting, meanwhile, when the first sliding plate 19 moves towards the outer side of the fixing ring 6, the second sliding plate 23 also moves along with the first sliding plate 19 towards the outer edge of the fixing ring 6, at the moment, the second sliding plate 23 can extrude the first spring compression pipe 29, further, gas inside the first spring compression pipe 29 is extruded and enters the inside of the first annular air bag 18 through the first air flow channel 25, further, the first annular air bag 18 can seal a gap between the circular electric plug connector 15 and the fixing ring 6, further, the circular electric plug connector 15 can be sealed, external rainwater is prevented from drifting into the inside of the circular electric plug connector 15 along with wind in the rainwater weather charging process, and the fact that the plugging part 1 and the inside of the socket enter rainwater is avoided.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a new forms of energy electric automobile charging plug which characterized in that: comprises a plug part (1), a holding part (2), a plug hole (3), an electric contact (4) and a fixed ring (6); one end of the holding part (2) is fixedly connected with the inserting part (1), and the other end of the holding part (2) is fixedly connected with the rectangular frame (12); the inner wall of the side plate of the rectangular frame (12) far away from the holding part (2) is provided with a movable extrusion rod (11) through a spring; the end surface of the insertion part (1) is provided with an insertion hole (3); an electric contact (4) for realizing electric connection is arranged in the inserting hole (3); a fixing ring (6) is fixedly arranged on the outer edge of the holding part (2); the fixing ring (6) is positioned in a circular electric socket (15) on the automobile body (14); a first cylindrical empty groove (20) is formed in the edge of the fixing ring (6); the inner side end of the first columnar empty groove (20) is fixedly connected with one side surface of the first sliding plate (19) through a spring, the other side surface of the first sliding plate (19) is fixedly connected with one end of the tightening rod (7), and the other end of the tightening rod (7) extends out of the outer edge of the fixing ring (6); the end of the tightening rod (7) is contacted with the inner wall of the round electric socket (15); the side surface of the first sliding plate (19) far away from the tightening rod (7) is fixedly connected with one end of a pull rope, and the other end of the pull rope penetrates through a threading groove in the fixing ring (6) and a limiting sleeve (30) at the edge of the holding part (2) and is finally fixedly connected with the surface of the movable extrusion rod (11); the surface of the movable extrusion rod (11) is of a smooth curved surface structure; a first annular air bag (18) is fixedly arranged at the position, deviating from the bracing rod (7), of the outer edge of the fixing ring (6); a second sliding plate (23) is movably arranged in the second cylindrical empty groove (21); one end of the second sliding plate (23) close to the first annular air bag (18) is fixedly connected with one end of a first spring compression pipe (29); the other end of the first spring compression pipe (29) is fixedly connected with the inner wall of one end of the second cylindrical hollow groove (21) close to the first annular air bag (18); the first annular air bag (18) is communicated with one end of a first spring compression pipe (29) through a first air flow passage (25); a one-way valve is arranged in the first air flow channel (25); a magnet (31) is fixedly arranged in the second sliding plate (23) at a position close to the first sliding plate (19); a magnet (31) which is mutually attracted with the magnet (31) on the second sliding plate (23) is arranged in the first sliding plate (19); when the free end of the tightening rod (7) is in contact with the inner wall of the circular electric socket (15), the first annular air bag (18) seals the gap between the fixing ring (6) and the inner wall of the circular electric socket (15).
2. The new energy electric vehicle charging plug of claim 1, characterized in that: the end part of the insertion part (1) is sleeved with a dustproof cover (5); a second annular air bag (16) is fixedly arranged between the dustproof cover (5) and the inserting part (1) at the outer edge of the inserting part (1); the interior of the second annular air bag (16) is communicated with one end, close to the first annular air bag (18), of a first spring compression pipe (29) through a second air flow channel (26); a one-way valve is arranged in the second air flow channel (26); the edge of the dustproof cover (5) is fixedly connected with the edge of the holding part (2) through an elastic rope (9), and the connection point of the elastic rope (9) and the holding part (2) is positioned between the fixing ring (6) and the rectangular frame (12).
3. The new energy electric vehicle charging plug of claim 2, characterized in that: the edge of the holding part (2) is fixedly connected with a sealing cover (10) through an elastic rope (9), and the sealing cover (10) can seal the port of the dustproof cover (5).
4. The new energy electric vehicle charging plug of claim 1, characterized in that: a rubber sealing ring (8) is fixedly arranged at the outer port of the circular electric socket (15) and clings to the outer wall of the automobile body (14); rubber seal ring (8) are close to the one end of solid fixed ring (6) and stretch into the inside of circular electric mortiser mouth (15) and hug closely on the surface of solid fixed ring (6), and the top edge that solid fixed ring (6) one end was kept away from in rubber seal ring (8) inclines towards the central axis of rubber seal ring (8) from inside to outside, and the bottom edge that solid fixed ring (6) one end was kept away from in rubber seal ring (8) inclines towards the central axis of rubber seal ring (8) from outside to inside.
5. The new energy electric vehicle charging plug of claim 4, characterized in that: the top edge of one end, positioned in the circular electric socket (15), of the rubber sealing ring (8) is flush with the outer edge of the fixing ring (6), and an annular groove (24) is formed in the edge, positioned in the circular electric socket (15), of one end of the rubber sealing ring (8); the edge of the annular groove (24) is inclined towards the outer side of the circular electric socket (15); the bottom of the annular groove (24) is communicated with the outside of the rubber sealing ring (8) through a water flow channel (22).
6. The new energy electric vehicle charging plug of claim 1, characterized in that: a second spring compression pipe (13) is fixedly arranged between the inner wall of the side plate of the rectangular frame (12) far away from the holding part (2) and the movable extrusion rod (11); the second spring compression pipe (13) is communicated with an air conveying cavity (27) at the edge of the plug hole (3) through a third air flow channel (17); the air conveying cavity (27) is communicated with the inside of the plug hole (3) through the air blowing hole (28), and the air blowing hole (28) is obliquely towards the outer port of the plug hole (3).
CN202011293411.6A 2020-11-18 2020-11-18 New forms of energy electric automobile charging plug Withdrawn CN112467454A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011293411.6A CN112467454A (en) 2020-11-18 2020-11-18 New forms of energy electric automobile charging plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011293411.6A CN112467454A (en) 2020-11-18 2020-11-18 New forms of energy electric automobile charging plug

Publications (1)

Publication Number Publication Date
CN112467454A true CN112467454A (en) 2021-03-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011293411.6A Withdrawn CN112467454A (en) 2020-11-18 2020-11-18 New forms of energy electric automobile charging plug

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Country Link
CN (1) CN112467454A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113659380A (en) * 2021-09-24 2021-11-16 深圳市正扬兴科技有限公司 Anti-interference plug connector
CN114364194A (en) * 2022-01-14 2022-04-15 上海大学 Data acquisition unit for Internet of things
CN114413190A (en) * 2021-12-27 2022-04-29 湖北协进半导体科技有限公司 Gain type LED (light emitting diode) and assembly method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113659380A (en) * 2021-09-24 2021-11-16 深圳市正扬兴科技有限公司 Anti-interference plug connector
CN113659380B (en) * 2021-09-24 2024-02-13 惠州市正扬兴科技有限公司 Anti-interference plug connector
CN114413190A (en) * 2021-12-27 2022-04-29 湖北协进半导体科技有限公司 Gain type LED (light emitting diode) and assembly method thereof
CN114364194A (en) * 2022-01-14 2022-04-15 上海大学 Data acquisition unit for Internet of things

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Application publication date: 20210309