CN110707480B - Firm electric pile that fills in grafting - Google Patents

Firm electric pile that fills in grafting Download PDF

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Publication number
CN110707480B
CN110707480B CN201910987474.2A CN201910987474A CN110707480B CN 110707480 B CN110707480 B CN 110707480B CN 201910987474 A CN201910987474 A CN 201910987474A CN 110707480 B CN110707480 B CN 110707480B
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China
Prior art keywords
pipe
auxiliary
charging
rod
fire fighting
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CN201910987474.2A
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Chinese (zh)
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CN110707480A (en
Inventor
汪东梅
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Zhongke Full Speed Intelligent Technology Co ltd
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Nanjing Sidajie Information Technology Co ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C3/00Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10Methods 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
    • B60L53/14Conductive energy transfer
    • B60L53/16Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/26Connectors or connections adapted for particular applications for vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention relates to a firmly-spliced charging pile, which comprises a main body, a lead and a charging rod, wherein the charging rod is cylindrical, one end of the charging rod is connected with the main body through the lead, the charging rod is provided with an auxiliary mechanism and at least two fire fighting mechanisms, the fire fighting mechanisms are uniformly distributed in the circumferential direction by taking the axis of the charging rod as the center, the auxiliary mechanism comprises a sucker, a connecting ring, a rotating pipe, a fixed pipe and at least two auxiliary assemblies, each auxiliary assembly comprises a fixed block, a ball, a connecting pipe and a piston, each fire fighting mechanism comprises a fire fighting pipe, a sealing plate, a heat conducting rod, an auxiliary pipe, a through hole and two locking assemblies, the fire fighting pipe is parallel to the rotating pipe, the through hole is formed in the sucker, the fire fighting pipe penetrates through the through hole, the fire fighting pipe is sealed and fixedly connected with the inner wall of the through hole, and the firmly-spliced charging, moreover, the fire extinguishing function is realized through the fire-fighting mechanism.

Description

Firm electric pile that fills in grafting
Technical Field
The invention relates to the field of charging piles, in particular to a charging pile with firm splicing.
Background
The function of the charging pile is similar to that of an oiling machine in a gas station, the charging pile can be fixed on the ground or on the wall, and the charging pile is installed in a public building and can charge electric automobiles of various models according to different voltage levels. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile. Fill electric pile and generally provide two kinds of charging methods of conventional charging and quick charge, people can use specific charging card to swipe the card and use on the human-computer interaction operation interface that fills electric pile and provide, carry out operations such as corresponding charging method, charging time, expense data printing, fill electric pile display screen and can show data such as the charge volume, expense, charging time.
Current fill electric pile during the use, the stick that charges often can receive exogenic action and drop, has reduced the firmness that the stick that charges was pegged graft, moreover, because reasons such as circuit ageing or misoperation also can appear catching fire and cause the condition of conflagration during charging, has reduced the security of charging.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the charging pile is firm in plugging.
The technical scheme adopted by the invention for solving the technical problems is as follows: a charging pile which is firmly spliced comprises a main body, a conducting wire and a charging rod, wherein the charging rod is cylindrical, one end of the charging rod is connected with the main body through the conducting wire, an auxiliary mechanism and at least two fire fighting mechanisms are arranged on the charging rod, and the fire fighting mechanisms are uniformly distributed in the circumferential direction by taking the axis of the charging rod as the center;
the auxiliary mechanism comprises a sucker, a connecting ring, a rotating pipe, a fixed pipe and at least two auxiliary components, wherein a mounting hole is formed in the sucker, the charging rod penetrates through the mounting hole, the charging rod is sealed and fixedly connected with the inner wall of the mounting hole, the connecting ring, the rotating pipe and the fixed pipe are coaxially arranged with the charging rod, the connecting ring is arranged between a wire and the sucker, the rotating pipe is fixed on one side, close to the wire, of the connecting ring, one end, far away from the connecting ring, of the rotating pipe is inserted into the fixed pipe, external threads are arranged on the periphery of the rotating pipe, internal threads are arranged on the inner wall of the fixed pipe and matched with the external threads, the rotating pipe is in threaded connection with the fixed pipe, the outer diameter of the rotating pipe and the inner diameter of the connecting ring are larger than the diameter of the charging rod, the charging rod sequentially penetrates through the connecting ring, the rotating pipe and the fixed pipe, the auxiliary assemblies are arranged between the connecting ring and the suckers and correspond to the fire fighting mechanisms one by one;
the auxiliary assembly comprises a fixed block, a ball, a connecting pipe and a piston, the connecting pipe is parallel to the rotating pipe, one end of the connecting pipe is arranged on the sucker and communicated with the sucker, a gap is arranged between the other end of the connecting pipe and the connecting ring, the connecting pipe is fixed on the charging rod through the fixed block, the piston is matched with the connecting pipe, the piston is arranged in the connecting pipe, the ball is fixed at one end, close to the lead, of the piston, an annular groove is formed in one side, close to the sucker, of the connecting ring, the annular groove and the connecting ring are coaxially arranged, the center of the ball is arranged in the annular groove, the ball is matched with and slidably connected with the annular groove, and the spherical diameter of the;
the fire fighting mechanism comprises a fire fighting pipe, a sealing plate, a heat conducting rod, an auxiliary pipe, a through hole and two locking assemblies, wherein the fire fighting pipe is parallel to a rotating pipe, the through hole is formed in a sucker, the fire fighting pipe penetrates through the through hole, the fire fighting pipe is sealed and fixedly connected with the inner wall of the through hole, the sealing plate is arranged in the sucker and is perpendicular to the fire fighting pipe, the sealing plate is abutted against and hermetically connected with one end of the fire fighting pipe, the other end of the fire fighting pipe is hermetically and fixedly connected with a fixed block, compressed carbon dioxide gas is arranged in the fire fighting pipe, the auxiliary pipe and the locking assemblies are both arranged in the fire fighting pipe, the axis of the auxiliary pipe is perpendicular to and intersected with the axis of the fire fighting pipe, the auxiliary pipe is fixed on the sealing plate, a first mounting hole is formed in the sealing plate, a second mounting hole is formed in the middle end, the heat conduction rod sequentially penetrates through the first mounting hole and the second mounting hole, the heat conduction rod is connected with the inner wall of the first mounting hole in a sliding and sealing mode, the heat conduction rod is connected with the inner wall of the second mounting hole in a sealing and fixing mode, and the two locking assemblies are arranged at the two ends of the auxiliary pipe respectively and are connected with the sealing plate.
Preferably, in order to realize the separation of the sealing plate from the fire fighting pipe, the locking assembly comprises a locking ring, a locking rod, a movable plate and at least two auxiliary units, wherein the locking rod and the locking ring are parallel to the fire fighting pipe, the inner diameter of the locking ring is larger than the diameter of the locking rod, the locking rod is fixed on the sealing plate and penetrates through the locking ring, one side of the locking rod, which is far away from the auxiliary pipe, is provided with a locking groove, the side of the locking ring, which is far away from the auxiliary pipe, is arranged in the locking groove, the movable plate is arranged in the auxiliary pipe and is coaxial with the auxiliary pipe, the movable plate is in sealing and sliding connection with the auxiliary pipe, the movable plate is fixedly connected with the locking ring, the heat conducting rod is arranged between the two movable plates, a gap is formed between the two movable plates, and the.
Preferably, in order to improve the stability of the locking lever in engagement with the locking ring, the auxiliary unit includes an auxiliary block fixed on an inner wall of the auxiliary tube, and a spring located between the auxiliary block and a moving plate connected to the auxiliary block by the spring.
Preferably, in order to reduce the frictional force between the balls and the inner wall of the annular groove, the inner wall of the annular groove is coated with a lubricating oil.
Preferably, in order to prolong the service life of the rotating pipe, the rotating pipe is provided with an anti-corrosion zinc coating.
Preferably, in order to facilitate the installation of the heat conducting rod, the heat conducting rod is provided with a chamfer.
Preferably, the main body is provided with a solar panel for energy saving.
Preferably, the charging rod is provided with anti-slip threads to avoid slipping.
Preferably, in order to reduce a gap between the connection pipe and the piston, the inner wall of the connection pipe is coated with sealing grease.
Preferably, the suction cup is made of flame retardant rubber to further improve safety.
The charging pile with firm splicing has the beneficial effects that the splicing firmness of the charging rod is improved through the auxiliary mechanism, compared with the existing auxiliary mechanism, the auxiliary mechanism does not need electric power driving, is more environment-friendly and energy-saving, and realizes the fire extinguishing function through the fire fighting mechanism.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a firmly-plugged charging pile of the present invention;
FIG. 2 is a schematic structural diagram of an auxiliary mechanism of the fast-plugging charging pile of the invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural diagram of a fire fighting mechanism with a firmly plugged charging pile according to the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 4;
in the figure: 1. the solar energy fire fighting water heater comprises a main body, 2 parts of wires, 3 parts of a charging rod, 4 parts of a sucker, 5 parts of a connecting ring, 6 parts of a rotating pipe, 7 parts of a fixed pipe, 8 parts of a fixed block, 9 parts of balls, 10 parts of a connecting pipe, 11 parts of a piston, 12 parts of a fire fighting pipe, 13 parts of a sealing plate, 14 parts of a heat conducting rod, 15 parts of an auxiliary pipe, 16 parts of a locking ring, 17 parts of a locking rod, 18 parts of a moving plate, 19 parts of an auxiliary block, 20 parts of a spring and 21 parts.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, the firmly-spliced charging pile comprises a main body 1, a lead 2 and a charging rod 3, wherein the charging rod 3 is cylindrical, one end of the charging rod 3 is connected with the main body 1 through the lead 2, an auxiliary mechanism and at least two fire fighting mechanisms are arranged on the charging rod 3, and the fire fighting mechanisms are uniformly distributed in the circumferential direction by taking the axis of the charging rod 3 as the center;
through on will charging stick 3 inserts by battery charging outfit, realize charging, the effect that sets up fire control mechanism here is the function of realizing putting out a fire, sets up the effect of complementary unit and is the firmness that improves charging stick 3 grafting.
As shown in fig. 2-3, the auxiliary mechanism includes a suction cup 4, a connection ring 5, a rotation tube 6, a fixed tube 7 and at least two auxiliary components, the suction cup 4 is provided with a mounting hole, the charging rod 3 passes through the mounting hole, the charging rod 3 is hermetically and fixedly connected with the inner wall of the mounting hole, the connection ring 5, the rotation tube 6 and the fixed tube 7 are all coaxially arranged with the charging rod 3, the connection ring 5 is arranged between the lead 2 and the suction cup 4, the rotation tube 6 is fixed on one side of the connection ring 5 close to the lead 2, one end of the rotation tube 6 far from the connection ring 5 is inserted into the fixed tube 7, the outer periphery of the rotation tube 6 is provided with an external thread, the inner wall of the fixed tube 7 is provided with an internal thread, the external thread is matched with the internal thread, the rotation tube 6 is in threaded connection with the fixed tube 7, the outer diameter of the rotation tube 6 and the inner diameter of, the charging rod 3 sequentially penetrates through the connecting ring 5, the rotating pipe 6 and the fixing pipe 7, one end, close to the lead 2, of the fixing pipe 7 is fixedly connected with the charging rod 3, the auxiliary assembly is arranged between the connecting ring 5 and the sucker 4, and the auxiliary assembly corresponds to the fire-fighting mechanism one by one;
the auxiliary assembly comprises a fixed block 8, a ball 9, a connecting pipe 10 and a piston 11, wherein the connecting pipe 10 is parallel to the rotating pipe 6, one end of the connecting pipe 10 is arranged on the sucker 4 and communicated with the sucker 4, a gap is arranged between the other end of the connecting pipe 10 and the connecting ring 5, the connecting pipe 10 is fixed on the charging rod 3 through the fixed block 8, the piston 11 is matched with the connecting pipe 10, the piston 11 is arranged in the connecting pipe 10, the ball 9 is fixed at one end of the piston 11 close to the lead 2, one side of the connecting ring 5 close to the sucker 4 is provided with an annular groove, the annular groove is coaxial with the connecting ring 5, the center of the ball 9 is arranged in the annular groove, the ball 9 is matched with and in sliding connection with the annular groove, and the ball diameter of the ball 9 is larger;
insert the excellent 3 that will charge by the battery charging outfit on the back, this moment, sucking disc 4 with by the laminating of battery charging outfit and sealed, through user's rotating go-between 5, make the rotating tube 6 pass through in the fixed pipe 7 of screw thread screw in and towards being close to 2 directions of wire and remove, thereby make go-between 5 drive piston 11 through ball 9 and remove towards being close to 2 directions of wire, wherein, the ball diameter because of ball 9 is greater than the notch width of ring channel, thereby can avoid ball 9 and go-between 5 separation, the removal through piston 11 makes the atmospheric pressure in the sucking disc 4 reduce, thereby make sucking disc 4 adsorb firmly in order to be adsorbed by battery charging outfit under the effect of atmospheric pressure, the firmness of the excellent 3 grafting that charges has been.
As shown in fig. 4, the fire fighting mechanism comprises a fire fighting pipe 12, a sealing plate 13, a heat conducting rod 14, an auxiliary pipe 15, a through hole and two locking components, wherein the fire fighting pipe 12 is parallel to the rotating pipe 6, the through hole is arranged on the suction cup 4, the fire fighting pipe 12 passes through the through hole, the fire fighting pipe 12 is hermetically and fixedly connected with the inner wall of the through hole, the sealing plate 13 is arranged in the suction cup 4, the sealing plate 13 is perpendicular to the fire fighting pipe 12, the sealing plate 13 is abutted against and hermetically connected with one end of the fire fighting pipe 12, the other end of the fire fighting pipe 12 is hermetically and fixedly connected with the fixing block 8, compressed carbon dioxide gas is arranged in the fire fighting pipe 12, the auxiliary pipe 15 and the locking components are both arranged in the fire fighting pipe 12, the axis of the auxiliary pipe 15 is perpendicular to and intersected with the axis of the fire fighting pipe 12, the auxiliary pipe 15 is fixed on the, the middle end of the auxiliary pipe 15 is provided with a second mounting hole, the heat conducting rod 14 is parallel to the fire fighting pipe 12, the heat conducting rod 14 sequentially penetrates through the first mounting hole and the second mounting hole, the heat conducting rod 14 is connected with the inner wall of the first mounting hole in a sliding and sealing mode, the heat conducting rod 14 is connected with the inner wall of the second mounting hole in a sealing and fixing mode, and the two locking assemblies are arranged at the two ends of the auxiliary pipe 15 respectively and are connected with the sealing plate 13.
When the charging rod 3 catches fire between the charging device and the charged device during charging, the temperature in the suction cup 4 is increased, and heat is transferred into the auxiliary pipe 15 through the heat conducting rod 14, at this time, the pressure in the auxiliary pipe 15 is increased due to the temperature increase, so that the sealing plate 13 can be separated from the fire fighting pipe 12 under the action of the pressure of carbon dioxide through the locking assembly, at this time, the carbon dioxide in the fire fighting pipe 12 can act on the fire point to realize fire extinguishing, here, the loss of the heat of fire can be reduced through the sealing connection between the suction cup 4 and the charged device, so that the internal efficiency of the heat generated during fire transmission to the auxiliary pipe 15 can be improved, and the oxygen transportation in the sealing plate during fire can be reduced through the sealing connection between the suction cup 4 and the charged device, and the probability of fire is further reduced.
As shown in fig. 5, the locking assembly includes a locking ring 16, a locking lever 17, a moving plate 18 and at least two auxiliary units, the locking rod 17 and the locking ring 16 are both parallel to the fire hose 12, the inner diameter of the locking ring 16 is larger than the diameter of the locking rod 17, the locking rod 17 is fixed on the sealing plate 13, the locking rod 17 passes through the locking ring 16, one side of the locking rod 17 far away from the auxiliary pipe 15 is provided with a locking groove, the locking ring 16 is arranged in the locking groove at the side far away from the auxiliary tube 15, the moving disc 18 is arranged in the auxiliary tube 15 and is coaxial with the auxiliary tube 15, the moving plate 18 is connected with the auxiliary pipe 15 in a sealing and sliding way, the moving plate 18 is fixedly connected with the locking ring 16, the heat conducting rod 14 is located between the two movable disks 18, a gap is formed between the two movable disks 18, and the auxiliary units are circumferentially and uniformly distributed by taking the axis of the auxiliary pipe 15 as a center.
When the pressure in the auxiliary pipe 15 is increased, the moving plate 18 is moved away from the heat conduction rod 14 by the pressure of the gas to move the locking ring 16 out of the locking groove, and at this time, the sealing plate 13 is separated from the fire fighting pipe 12 by the pressure of the carbon dioxide gas.
Preferably, in order to improve the stability of the engagement of the locking lever 17 with the locking ring 16, the auxiliary unit includes an auxiliary block 19 and a spring 20, the auxiliary block 19 is fixed on the inner wall of the auxiliary tube 15, the spring 20 is located between the auxiliary block 19 and the moving plate 18, and the moving plate 18 is connected with the auxiliary block 19 through the spring 20.
When the air pressure in the auxiliary pipe 15 is increased and the pushing force of the air pressure against the moving plate 18 is greater than the elastic force of the spring 20, the moving plate 18 can be made to move the locking ring 16 out of the locking groove, during which the locking ring 16 can be prevented from moving out of the locking groove when not on fire by the elastic force of the spring 20.
Preferably, the inner wall of the annular groove is coated with a lubricating oil in order to reduce the frictional force between the balls 9 and the inner wall of the annular groove.
The lubricating oil has the function of reducing the friction force between the ball 9 and the inner wall of the annular groove and improving the smoothness of the movement of the ball 9 in the annular groove.
Preferably, in order to prolong the service life of the rotating pipe 6, the rotating pipe 6 is provided with an anti-corrosion zinc coating.
The anti-corrosion zinc coating has the functions of improving the anti-rust capacity of the rotating pipe 6 and prolonging the service life of the rotating pipe 6.
Preferably, in order to facilitate the installation of the heat conducting rod 14, the heat conducting rod 14 is provided with a chamfer.
The chamfer serves to reduce the diameter of the heat conducting rod 14 when passing through the first mounting hole and the second mounting hole, and the effect of facilitating mounting is achieved.
Preferably, the main body 1 is provided with a solar panel 21 for energy saving.
The solar panel 21 can absorb light to realize photovoltaic power generation, and the generated energy can be used for charging.
Preferably, the charging rod 3 is provided with an anti-slip pattern to avoid slipping.
The anti-slip pattern is used for improving the friction force when a user holds the charging rod 3 and avoiding slipping.
Preferably, in order to reduce the gap between the connection pipe 10 and the piston 11, the inner wall of the connection pipe 10 is coated with a sealing grease.
The sealing grease has the function of reducing the clearance between the connecting pipe 10 and the piston 11, and the sealing performance is improved.
Preferably, the material for manufacturing the suction cup 4 is flame retardant rubber for further improving safety.
The flame-retardant rubber has a good flame-retardant effect, so that the safety can be further improved.
During charging of the charging pile, the charging rod 3 is inserted into charging equipment, the sucker 4 is attached to and sealed with the charged equipment, the connecting ring 5 is rotated by a user, the rotating pipe 6 is screwed into the fixed pipe 7 through threads and moves towards the direction close to the lead 2, so that the connecting ring 5 drives the piston 11 to move towards the direction close to the lead 2 through the ball 9, and here, the ball diameter of the ball 9 is larger than the width of a notch of the annular groove, so that the ball 9 is prevented from being separated from the connecting ring 5, the air pressure in the sucker 4 is reduced through the movement of the piston 11, so that the sucker 4 is firmly adsorbed by the charging equipment under the action of the air pressure, and the inserting firmness of the charging rod 3 is improved;
when the charging rod 3 catches fire between the charging device and the charged device during charging, the temperature in the suction cup 4 is raised, and the heat is transferred into the auxiliary pipe 15 through the heat conducting rod 14, at this time, the gas pressure in the auxiliary pipe 15 is increased due to the temperature rise and is larger than the elastic force of the spring 20 to the moving plate 18, the moving plate 18 is moved away from the heat conducting rod 14 by the gas pressure, so that the locking ring 16 is moved out of the locking groove, at this time, the sealing plate 13 is separated from the fire fighting pipe 12 by the carbon dioxide gas pressure, at this time, the carbon dioxide gas in the fire fighting pipe 12 can act on the point of fire, and the fire is extinguished, wherein, by the sealing connection between the suction cup 4 and the charged device, the loss of the heat of fire can be reduced, thereby the internal efficiency of the heat generated at the time of fire to be transferred to the auxiliary pipe 15 can be improved, and, by the sealing connection, the oxygen transmission in the sealing disc during fire can be reduced, and the fire probability is further reduced.
Compared with the prior art, this firm stake of filling of pegging graft has improved the firmness of charging 3 pegs graft through complementary unit, compares with current complementary unit, and this complementary unit need not electric drive, and environmental protection and energy saving more not only has realized the function of putting out a fire through fire control mechanism, compares with current fire control mechanism, and this fire control mechanism realizes putting out a fire through pure mechanical mode, and the interference killing feature is stronger.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (9)

1. A charging pile firm in splicing comprises a main body (1), a lead (2) and a charging rod (3), wherein the charging rod (3) is cylindrical, and one end of the charging rod (3) is connected with the main body (1) through the lead (2), and is characterized in that an auxiliary mechanism and at least two fire fighting mechanisms are arranged on the charging rod (3), and the fire fighting mechanisms are circumferentially and uniformly distributed by taking the axis of the charging rod (3) as the center;
the auxiliary mechanism comprises a sucker (4), a connecting ring (5), a rotating pipe (6), a fixed pipe (7) and at least two auxiliary components, wherein a mounting hole is formed in the sucker (4), the charging rod (3) penetrates through the mounting hole, the charging rod (3) is sealed and fixedly connected with the inner wall of the mounting hole, the connecting ring (5), the rotating pipe (6) and the fixed pipe (7) are coaxially arranged with the charging rod (3), the connecting ring (5) is arranged between a lead (2) and the sucker (4), the rotating pipe (6) is fixed on one side, close to the lead (2), of the connecting ring (5), one end, far away from the connecting ring (5), of the rotating pipe (6) is inserted into the fixed pipe (7), external threads are arranged on the periphery of the rotating pipe (6), internal threads are arranged on the inner wall of the fixed pipe (7), and are matched with the internal threads, the rotating pipe (6) is in threaded connection with the fixed pipe (7), the outer diameter of the rotating pipe (6) and the inner diameter of the connecting ring (5) are both larger than the diameter of the charging rod (3), the charging rod (3) sequentially penetrates through the connecting ring (5), the rotating pipe (6) and the fixed pipe (7), one end, close to the lead (2), of the fixed pipe (7) is fixedly connected with the charging rod (3), the auxiliary assembly is arranged between the connecting ring (5) and the sucker (4), and the auxiliary assembly corresponds to the fire-fighting mechanism one by one;
the auxiliary assembly comprises a fixing block (8), a ball (9), a connecting pipe (10) and a piston (11), the connecting pipe (10) is parallel to the rotating pipe (6), one end of the connecting pipe (10) is arranged on the sucker (4) and communicated with the sucker (4), a gap is arranged between the other end of the connecting pipe (10) and the connecting ring (5), the connecting pipe (10) is fixed on the charging rod (3) through the fixing block (8), the piston (11) is matched with the connecting pipe (10), the piston (11) is arranged in the connecting pipe (10), the ball (9) is fixed at one end, close to the wire (2), of the piston (11), an annular groove is arranged on one side, close to the sucker (4), of the connecting ring (5), the annular groove is coaxially arranged with the connecting ring (5), and the center of the ball (9) is arranged in the annular groove, the ball (9) is matched with and in sliding connection with the annular groove, and the spherical diameter of the ball (9) is larger than the width of the notch of the annular groove;
the fire fighting mechanism comprises a fire fighting pipe (12), a sealing plate (13), a heat conducting rod (14), an auxiliary pipe (15), a through hole and two locking assemblies, wherein the fire fighting pipe (12) is parallel to the rotating pipe (6), the through hole is formed in the sucker (4), the fire fighting pipe (12) penetrates through the through hole, the fire fighting pipe (12) is hermetically and fixedly connected with the inner wall of the through hole, the sealing plate (13) is arranged in the sucker (4), the sealing plate (13) is perpendicular to the fire fighting pipe (12), the sealing plate (13) is abutted against and hermetically connected with one end of the fire fighting pipe (12), the other end of the fire fighting pipe (12) is hermetically and fixedly connected with a fixed block (8), compressed carbon dioxide gas is arranged in the fire fighting pipe (12), the auxiliary pipe (15) and the locking assemblies are both arranged in the fire fighting pipe (12), and the axis of the auxiliary pipe (15) is perpendicular to and intersected with the axis of the fire fighting pipe (12), the auxiliary pipe (15) is fixed on the sealing plate (13), a first mounting hole is formed in the sealing plate (13), a second mounting hole is formed in the middle end of the auxiliary pipe (15), the heat conducting rod (14) is parallel to the fire fighting pipe (12), the heat conducting rod (14) sequentially penetrates through the first mounting hole and the second mounting hole, the heat conducting rod (14) is connected with the inner wall of the first mounting hole in a sliding and sealing mode, the heat conducting rod (14) is connected with the inner wall of the second mounting hole in a sealing and fixed mode, and the two locking assemblies are arranged at the two ends of the auxiliary pipe (15) respectively and connected with the sealing plate (13);
the locking assembly comprises a locking ring (16), a locking rod (17), movable discs (18) and at least two auxiliary units, wherein the locking rod (17) and the locking ring (16) are parallel to the fire fighting pipe (12), the inner diameter of the locking ring (16) is larger than the diameter of the locking rod (17), the locking rod (17) is fixed on the sealing plate (13), the locking rod (17) penetrates through the locking ring (16), one side, far away from the auxiliary pipe (15), of the locking rod (17) is provided with a locking groove, one side, far away from the auxiliary pipe (15), of the locking ring (16) is arranged in the locking groove, the movable discs (18) are arranged in the auxiliary pipe (15) and are coaxial with the auxiliary pipe (15), the movable discs (18) are in sealing and sliding connection with the auxiliary pipe (15), the movable discs (18) are fixedly connected with the locking ring (16), the heat conducting rod (14) is positioned between the two movable discs (18) and a gap is formed between the two movable discs (18), the auxiliary units are circumferentially and uniformly distributed by taking the axis of the auxiliary pipe (15) as a center.
2. A robust charging pole according to claim 1, characterized in that the auxiliary unit comprises an auxiliary block (19) and a spring (20), the auxiliary block (19) being fixed to the inner wall of the auxiliary tube (15), the spring (20) being located between the auxiliary block (19) and the movable plate (18), the movable plate (18) being connected to the auxiliary block (19) by means of the spring (20).
3. The securely-plugged charging pole according to claim 1, wherein the inner wall of the annular groove is coated with a lubricating oil.
4. The firmly connected charging pile according to claim 1, characterized in that the rotating tube (6) is provided with an anti-corrosion zinc coating.
5. The securely-connected charging pole according to claim 1, characterized in that the heat conducting rod (14) is provided with a chamfer.
6. The fast-plugging charging pile according to claim 1, characterized in that a solar panel (21) is arranged on the main body (1).
7. The firmly-plugged charging pile according to claim 1, characterized in that the charging rod (3) is provided with anti-slip threads.
8. A robust charging pole according to claim 1, characterised in that the inner wall of the connecting tube (10) is coated with a sealing grease.
9. The firmly-spliced charging pile according to claim 1, characterized in that the material for manufacturing the suction cup (4) is flame-retardant rubber.
CN201910987474.2A 2019-10-17 2019-10-17 Firm electric pile that fills in grafting Active CN110707480B (en)

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Application Number Priority Date Filing Date Title
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CN109994888A (en) * 2017-12-29 2019-07-09 谢雅聪 A kind of follow-on electric vehicle charging connection facility
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