CN112356713B - Fireproof and waterproof charging pile - Google Patents
Fireproof and waterproof charging pile Download PDFInfo
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- CN112356713B CN112356713B CN202011275754.XA CN202011275754A CN112356713B CN 112356713 B CN112356713 B CN 112356713B CN 202011275754 A CN202011275754 A CN 202011275754A CN 112356713 B CN112356713 B CN 112356713B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- 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
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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Abstract
The invention relates to the technical field of charging piles, in particular to a fireproof and waterproof charging pile, which comprises a charging pile body; a cylinder seat is arranged below the charging pile body, and an annular groove is also formed in the cylinder seat; the charging pile body is clamped and installed in the annular groove of the cylinder seat through the bottom end of the charging pile body; because an uncompacted gap is formed between the contact surfaces of the charging pile body and the cylinder seat, the charging pile body can cause the penetration of the charging pile body in the soaking state, and then the charging pile is damaged; therefore, the bottom end of the charging pile body is replaced by the arranged cylinder seat to be installed on the ground of the foundation protection, the annular groove and the protective shell in the cylinder seat are utilized to increase the contact area between the charging pile body and the ground, the permeability in the submerged state is reduced, the groove in the annular groove is utilized to enable the molten rubber mat to be retained in the groove in the fire state, the sealing performance in the charging pile body is maintained, and the fireproof and anti-flooding capability is provided for the charging pile.
Description
Technical Field
The invention relates to the technical field of charging piles, in particular to a fireproof and waterproof charging pile.
Background
Under the pressure of the energy and the environmental protection, new energy automobile undoubtedly will become the development direction of future automobile, and fill electric pile and compare in ordinary fuel automobile's filling station, its popularity influences new energy automobile's the charging simultaneously, fills the tanker aircraft of electric pile its function similar to the filling station inside, can fix on ground or wall, installs in public building and residential quarter parking area or charging station, can charge for the electric automobile of various models according to different voltage classes.
Fill inside electric system of electric pile and need guarantee that it is in dry operational environment, at present in the facility construction process that charges, can carry out the basis protection bottom the facility that charges, make 20-30cm below the electric pile body possess and prevent ponding submergence ability, and before the start of charging, car end and pile tip all will carry out insulation detection, otherwise can't start charging, and the waterproof grade requirement of filling electric pile is IP56, can't reach the performance requirement of preventing soaking, the applicable environment who fills electric pile has been restricted, fill the electric system in the electric pile simultaneously, easily receive destruction and cause the loss under the condition of a fire.
Some technical schemes related to charging piles also appear in the prior art, for example, a chinese patent with application number 2019206664752 discloses a waterproof base structure of a charging pile cabinet of an electric vehicle, which comprises a rain-shielding ring, a base, a connecting cylinder and an air duct, wherein a control panel is fixed at one end of the base, a single chip microcomputer is installed in the control panel, a bottom plate is arranged below the base, installation legs are installed at four corners of the bottom end of the bottom plate, water level sensors are installed at two sides of the top end of the bottom plate, and a driving rod is transversely arranged above the bottom plate; according to the technical scheme, the heat dissipation fins are transversely fixed at the top end inside the connecting cylinder, the air cylinders are connected to the two sides of the connecting cylinder, the heat dissipation fan is installed on one side inside the air cylinders, the heat dissipation fins improve the heat conduction rate, and meanwhile, the heat at the bottom of the cabinet is blown away through the heat dissipation fan, so that the purpose of auxiliary heat dissipation is achieved; but this technical scheme does not solve the pile body that charges under condition of a fire and the state of soaking, fills the rubber materials function failure's problem under the high temperature of playing the sealed effect between electric pile and the base, has restricted the environmental suitability of filling electric pile.
In view of the above, in order to overcome the above technical problems, the present invention provides a fireproof and waterproof charging pile, which adopts a special charging pile body structure to solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a fireproof and waterproof charging pile, the bottom end of a charging pile body is replaced by a cylindrical seat arranged on the ground of a foundation protection, the annular groove and a protective shell in the cylindrical seat are utilized to increase the contact area between the charging pile body and the ground, the permeability under the soaking state is reduced, and the groove in the annular groove is utilized to enable a rubber mat melted under the fire condition to be retained in the annular groove, so that the sealing performance in the charging pile body is maintained, and the fireproof and waterproof charging pile is provided with the fireproof and waterproof capability.
The invention relates to a fireproof waterproof charging pile, which comprises a charging pile body; a cylinder seat is arranged below the charging pile body, and the shape of the cylinder seat is matched with that of the bottom end face of the charging pile body; the cylinder seat is also provided with annular grooves which are distributed on the inner wall side of the top end of the cylinder seat; the inner wall of the cylinder seat is also provided with a convex ring, the convex ring is positioned at the bottom of the annular groove, and the convex ring increases the area of the bottom of the annular groove; the bottom surface of the annular groove is also provided with a groove, the width of the groove is the same as the wall thickness of the bottom end of the charging pile body, and a rubber pad for sealing is paved on the bottom surface of the groove; a flange is further arranged on the inner wall of the bottom of the cylinder seat, and a shell plate is further arranged below the flange; the shell plate is arranged on the end face of the bottom of the cylinder seat, an opening for passing a wiring is reserved in the middle of the shell plate, and the circumferential direction of the shell plate is attached to the inner wall of the cylinder seat; the flange is also provided with crossed cross posts, and the cross posts are provided with fixing holes; the bottom surface of the shell plate is also provided with a bolt for positioning, and the shell plate is arranged on the fixing hole through the bolt; the cylinder seat is arranged on the foundation plane through a shell plate; the charging pile body is clamped and installed in the annular groove of the cylinder seat through the bottom end of the charging pile body; when the electric charging pile works, an electric system in the charging pile needs to be ensured to be in a dry running environment, foundation protection can be carried out on the bottom of the charging pile in the construction process of a charging facility, so that the bottom of the charging pile has the capability of preventing accumulated water from flooding, when waterlogging occurs at the position of the charging pile, the bottom of the charging pile body can be in a submerged state after the rising water level floods the foundation protection of the charging pile body, and because the bottom end of the charging pile body and the foundation protection of the charging pile body respectively belong to different materials of metal and concrete, an uncompacted gap can exist between the contact surfaces of the charging pile body and the foundation protection, the charging pile body can cause the internal infiltration in the submerged state, and the charging pile is damaged; therefore, the bottom end of the charging pile body is arranged in the annular groove of the cylinder seat by arranging the cylinder seat below the charging pile body, the contact area between the cylinder seat and the charging pile body is increased, the rubber pad on the bottom surface of the groove maintains the sealing effect between the contact surfaces under the extrusion of the weight of the charging pile body, and meanwhile, the flange and the cross column which are arranged on the bottom end of the cylinder seat are connected with the protective shell below the cylinder seat through the fixing hole on the cross column, so that the cylinder seat is arranged on the shell plate under the action of the bolt in a tensile stress state, the contact area between the cylinder seat and the basic protection is increased through the shell plate, and when the charging pile body is in a fire condition, the sealed rubber pad is melted and stagnated in the groove on the bottom surface of the annular groove after being heated; the invention utilizes the arranged cylinder seat to replace the bottom end of the charging pile body to be arranged on the ground of the foundation protection, utilizes the annular groove and the protective shell in the cylinder seat to increase the contact area between the charging pile body and the ground, reduces the permeability in the soaking state, and utilizes the groove in the annular groove to enable the molten rubber mat in the fire state to be retained in the annular groove, thereby maintaining the sealing performance in the charging pile body and further providing the capability of preventing fire and soaking for the charging pile.
Preferably, the bottom surface of the groove is arc-shaped; the bottom surface of the charging pile body is provided with a fillet corresponding to the arc-shaped bottom surface of the groove, and the charging pile body presses the rubber mat in the arc-shaped surface of the groove through the fillet at the bottom of the charging pile body; the convex ring is also provided with a surrounding cavity which is communicated with the side part of the arc-shaped surface of the groove; when the charging pile works, a gap with installation allowance is reserved between the charging pile body and the annular groove of the cylinder seat, the water tightness between contact surfaces of the charging pile body and the cylinder seat can be weakened, and the rubber pad in a fire state can be extruded out of the groove under the action of gravity of the charging pile body after being melted, so that the bottom end of the charging pile body is directly contacted with the cylinder seat, and the air tightness of the charging pile is influenced; set up to the arc through the bottom surface with the recess, and cooperate with the fillet that bottom end face set up on the stake body that charges, change the space of its installation surplus into the depth direction between the arc contact surface, guarantee during the water proofness of cushion under the effect of charging stake body pressure during, and utilize and link up the cavity in the recess, the cushion that makes under the condition of a fire heating melting flows into and stores in the cavity of bulge loop, and the expanded cushion of hot melt can form the liquid layer in the bottom of recess, the gas tightness between reinforcing stake body bottom and recess charges, thereby the waterproof soaking performance of the fire prevention of electric pile has been maintained.
Preferably, a rubber ring is further paved in the cavity, and the rubber ring is filled in the cavity; a metal spacer is further arranged on the top of the rubber ring, and the spacer is slidably mounted on the side wall of the cavity; after the fire situation of the charging pile is extinguished, the charging pile body and the parts thereof can be restored to the level of the ambient temperature, and the hot-melt rubber mat material can be gradually cooled and shaped in the cavity of the convex ring in the cooling process, so that the sealing effect between the bottom end of the charging pile body and the groove is lost; through the rubber circle that sets up in the cavity, cooperate the spacer at its top, make and fill electric pile under the condition of a fire, the rubber circle in the cavity is heated the melting and produces the shrink, make the spacer at its top drop from the cavity, make in the recess melt for the space of liquid cushion flow in cavity spacer top, and in the cooling process after the condition of a fire extinguishes, resume to solid-state rubber circle material from liquid and can make the spacer rise from the cavity, extrude the cushion material that the heat melts flowed in back to the recess, and under the action of gravity of the pile body that charges, flow out to the bottom surface of ring channel along the port of recess, make the liquid cushion material that melts solidify the shaping again between the bottom lateral wall of ring channel and the pile body that charges, maintain the water tightness between the pile body that charges and the tube socket, thereby the waterproof sealing performance of filling electric pile after the condition of a fire has been resumeed.
Preferably, the end part of the spacer towards the groove is provided with an arc-shaped flanging, and the flanging faces the top direction of the cavity; the top end of the flanging is provided with a fixed column bar, and intermittent through holes are formed in the flanging; when the spacer is lifted to the top position of the cavity, the flanging of the spacer extends out of the cavity and enables the column bar to be attached between the contact surfaces of the charging pile body and the groove; in the process that the hot-melt rubber mat material is cooled and solidified again, the rubber mat material is extruded to the bottom surface of the annular groove under the action of the gravity of the charging pile body, so that the sealing performance of the solidified rubber mat material between the side wall of the bottom end of the charging pile body and the cylinder seat is weakened; through the turn-ups of setting on the spacer, the jack-up in-process that rubber circle material solidifies inflation in the spacer follow cavity, make its turn-ups stretch out along the through hole of cavity on the recess arcwall face, and support the column bar on turn-ups top on the contact surface of charging pile body and recess, make during being extruded liquid cushion material flows in the recess again through turn-ups opening, and support under the circumstances of charging pile body and recess top at the column bar, make the liquid cushion material flow direction bottom of spacer top outflow, avoid it to be extruded to the bottom surface of ring channel under the pressure effect of charging pile body on, resume the recess position that the cushion material was located before the melting, keep the sealing performance of cushion between the stack shell and the charging pile body, thereby the operation effect of waterproof soaking electric pile has been maintained.
Preferably, the round angle at the bottom of the charging pile body is also provided with intermittent longitudinal cavity grooves, and the round angle is also provided with an annular cavity groove surrounding the bottom end of the electric pile body; the longitudinal cavity grooves are distributed on the arc-shaped surface of the fillet, the end parts of the longitudinal cavity grooves are communicated with the through holes of the cavities in the grooves, and the middle parts of the longitudinal cavity grooves are communicated with the annular cavity grooves; in the process that the molten liquid rubber cushion material is restored to the gap between the groove and the charging pile body, the through opening of the cavity is located on the side part of the groove, so that the acting force of the liquid rubber cushion material extruded to the bottom of the charging pile body is in the inclined direction, the effect of lifting the charging pile body is weakened, and the restoration of the liquid rubber cushion material to the space between the groove and the charging pile body is influenced; through setting up vertical cavity groove and the ring chamber groove on the round angle of the pile body bottom that charges, extrude the flow direction of liquid cushion material in the guide cavity, make its evenly distributed in the round angle position of the pile body that charges, make liquid cushion material in the vertical direction to the promotion effort of the pile body that charges then, ensure that liquid cushion material resumes to the position state between the pile body that charges and recess contact surface to the waterproof operation effect who soaks the electric pile that charges of preventing fires has been stabilized.
Preferably, the side wall of the charging pile body is of a vacuumized plate shell structure, and an electric system in the charging pile body is fixed on the basis of cross posts in the cylinder seat; in the process that the charging pile body is jacked up again by the liquid rubber mat material, the lifting force of the expanded rubber ring material in the cavity on the charging pile body is limited, and the effect that the liquid rubber mat material is restored to the position between the charging pile body and the groove can be influenced; through the shell plate that uses the pile body evacuation that charges, the installation basis of cooperation electrical system wherein reduces weight to liquid cushion material is with its jack-up in the bottom of the pile body that charges, maintains the sealing performance of cushion material between the cylinder base and the pile body that charges, and the vacuum shell plate has strengthened the heat-proof quality of the internal component of pile body that charges simultaneously, thereby has promoted the operation effect that the waterproof stake that fills of preventing fires soaks.
The invention has the following beneficial effects:
1. the bottom end of the charging pile body is replaced by the cylindrical seat, the cylindrical seat is arranged on the ground of the foundation protection, the annular groove and the protective shell in the cylindrical seat are utilized, the contact area between the cylindrical seat and the ground is increased, the permeability in a submerged state is reduced, and the rubber gasket melted in a fire state is retained in the cylindrical seat by the groove in the annular groove, so that the sealing performance in the charging pile body is maintained.
2. According to the invention, the rubber ring arranged in the cavity is matched with the spacer at the top part, in the cooling process after fire extinguishment, the rubber ring material which is recovered from a liquid state to a solid state can enable the spacer to rise from the cavity, the rubber cushion material which is melted and flowed in is squeezed back into the groove and flows out along the port of the groove, and the rubber cushion material is solidified and formed again between the annular groove and the side wall of the bottom end of the charging pile body, so that the water tightness between the charging pile body and the cylinder base is maintained.
Drawings
The invention is further described with reference to the following figures and embodiments.
Fig. 1 is a perspective view of a fireproof waterproof immersion charging pile according to the present invention;
fig. 2 is an exploded view of the fire and water resistant water immersion charging post components of the present invention;
FIG. 3 is a cross-sectional view of a cartridge holder assembly of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
FIG. 5 is an enlarged view of a portion of FIG. 2 at B;
FIG. 6 is an enlarged view of a portion of FIG. 3 at C;
in the figure: the charging pile comprises a charging pile body 1, a fillet 11, a longitudinal cavity groove 12, an annular cavity groove 13, a cylinder base 2, an annular groove 21, a convex ring 22, a cavity 23, a rubber ring 231, a spacer 24, a flange 25, a column bar 26, a through hole 27, a groove 3, a rubber gasket 31, a flange 4, a transverse column 41, a fixing hole 42, a shell plate 5 and a bolt 51.
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 fireproof waterproof charging pile of the present invention includes a charging pile body 1; a cylinder seat 2 is arranged below the charging pile body 1, and the shape of the cylinder seat 2 is matched with that of the bottom end face of the charging pile body 1; the cylinder seat 2 is also provided with annular grooves 21, and the annular grooves 21 are distributed on the inner wall side of the top end of the cylinder seat 2; the inner wall of the cylinder seat 2 is also provided with a convex ring 22, the convex ring 22 is positioned at the bottom of the annular groove 21, and the convex ring 22 increases the area of the bottom of the annular groove 21; the bottom surface of the annular groove 21 is also provided with a groove 3, the width of the groove 3 is the same as the wall thickness of the bottom end of the charging pile body 1, and a rubber pad 31 for sealing is laid on the bottom surface of the groove 3; a flange 4 is further arranged on the inner wall of the bottom of the cylinder seat 2, and a shell plate 5 is further arranged below the flange 4; the shell plate 5 is arranged on the bottom end face of the cylinder base 2, an opening for passing a wiring is reserved in the middle of the shell plate 5, and the circumferential direction of the shell plate 5 is attached to the inner wall of the cylinder base 2; the flange 4 is also provided with crossed cross posts 41, and the cross posts 41 are provided with fixing holes 42; the bottom surface of the shell plate 5 is also provided with a bolt 51 for positioning, and the shell plate 5 is installed on the fixing hole 42 through the bolt 51; the cylinder base 2 is arranged on a foundation plane through a shell plate 5; the charging pile body 1 is clamped and installed in an annular groove 21 of the cylinder seat 2 through the bottom end of the charging pile body; when the electric charging pile works, an electric system in the charging pile needs to be ensured to be in a dry running environment, foundation protection can be carried out on the bottom of the charging pile in the construction process of a charging facility, so that the bottom of the charging pile has the capability of preventing accumulated water from flooding, when waterlogging occurs at the position of the charging pile, the bottom of the charging pile body 1 can be in a submerged state after the rising water level floods the foundation protection of the charging pile, and because the bottom end of the charging pile body 1 and the foundation protection of the charging pile body are made of different materials of metal and concrete respectively, non-compact gaps can exist between contact surfaces of the charging pile body 1, the charging pile body 1 can cause the internal infiltration in the submerged state, and the charging pile is damaged; therefore, the invention installs the bottom end of the charging pile body 1 in the annular groove 21 of the cylinder base 2 by arranging the cylinder base 2 under the charging pile body 1, increases the contact area between the cylinder base 2 and the charging pile body 1, and the rubber pad 31 on the bottom surface of the groove 21 maintains the sealing function between the contact surfaces under the weight extrusion of the charging pile body 1, meanwhile, the flange 4 and the cross column 41 arranged on the bottom end of the cylinder base 2 are connected with the shell plate 5 under the cross column 41 through the fixing hole 42 on the cross column 41, so that the cylinder base 2 is installed on the shell plate 5 under the action of the bolt 51 in a tensile stress state, the contact area between the cylinder base 2 and the foundation protection is increased through the shell plate 5, and when the charging pile body 1 is in a fire condition, the sealed rubber pad 31 is melted and stagnated in the groove 3 on the bottom surface of the annular groove 21 after being heated; the invention utilizes the arranged cylinder seat 2 to replace the bottom end of the charging pile body 1 to be arranged on the ground of a foundation protection, utilizes the annular groove 21 and the protective shell in the cylinder seat 2 to increase the contact area between the charging pile body 1 and the ground, reduces the permeability in a submerged state, and utilizes the groove 3 in the annular groove 21 to ensure that the rubber mat 31 melted in a fire state is retained in the groove, thereby maintaining the sealing performance in the charging pile body 1 and further providing the capability of preventing fire and water immersion for the charging pile.
As an embodiment of the present invention, the bottom surface of the groove 3 is arc-shaped; the bottom surface of the charging pile body 1 is provided with a fillet 11 corresponding to the arc-shaped bottom surface of the groove 3, and the charging pile body 1 presses the rubber mat 31 in the arc-shaped surface of the groove 3 through the fillet 11 at the bottom of the charging pile body; a surrounding cavity 23 is further arranged in the convex ring 22, and the cavity 23 penetrates through the side part of the arc-shaped surface of the groove 3; when the charging pile works, a gap with installation allowance is reserved between the charging pile body 1 and the annular groove 21 of the cylinder base 2, so that the water tightness between contact surfaces of the charging pile body 1 and the cylinder base 2 can be weakened, and the rubber pad 31 in a fire state can be extruded out of the groove 3 under the action of gravity of the charging pile body 1 after being melted, so that the bottom end of the charging pile body 1 is directly contacted with the cylinder base 2, and the air tightness of the charging pile is influenced; through setting up the bottom surface of recess 3 to the arc, and cooperate with fillet 11 that the bottom face set up on the pile body 1 charges, change the space of its installation allowance into the depth direction between the arc contact surface, guarantee during it the water proofness of cushion 31 under the pile body 1 pressure effect charges, and utilize and link up in recess 3's cavity 23, make the cushion 31 that receives the heating melting under the condition of a fire flow in the cavity 23 of bulge loop 22 and store, and the expanded cushion 31 of hot melt can form the liquid layer in recess 3's bottom, strengthen the gas tightness between pile body 1 bottom and recess 3 that charges, thereby the waterproof soaking performance of the fire prevention of electric pile has been maintained.
As an embodiment of the present invention, a rubber ring 231 is further laid in the cavity 23, and the rubber ring 231 is filled in the cavity 23; a metal spacer 24 is further arranged on the top of the rubber ring 231, and the spacer 24 is slidably mounted on the side wall of the cavity 23; after the fire situation of the charging pile is extinguished, the charging pile body 1 and the parts thereof can be restored to the level of the ambient temperature, and the hot-melt rubber mat 31 material can be gradually cooled and shaped in the cavity 23 of the convex ring 22 in the cooling process, so that the sealing effect between the bottom end of the charging pile body 1 and the groove 3 is lost; through the rubber ring 231 arranged in the cavity 23 and the partition 24 at the top of the rubber ring, the charging pile is heated and melted to shrink under the condition of fire, so that the partition 24 at the top of the rubber ring 231 is lowered from the cavity 23, so that the rubber pad 31 melted into a liquid state in the groove 3 flows into the space above the partition 24 in the cavity 23, and during the cooling process after the fire is extinguished, the material of the rubber ring 231 which is recovered from the liquid state to the solid state can lift the spacer 24 from the cavity 23, extrude the hot melt rubber cushion 31 material back into the groove 3, and flows out to the bottom surface of the annular groove 21 along the port of the groove 3 under the gravity action of the charging pile body 1, the melted liquid rubber cushion 31 material is solidified and formed again between the annular groove 21 and the side wall of the bottom end of the charging pile body 1, so that the water tightness between the charging pile body 1 and the cylinder base 2 is maintained, and the sealing performance of the fireproof waterproof immersion charging pile after fire is recovered.
As an embodiment of the present invention, the end of the spacer 24 facing the groove 3 is provided with an arc-shaped flange 25, and the flange 25 faces the top of the cavity 23; the top end of the flanging 25 is provided with a fixed column 26, and the flanging 25 is also provided with intermittent through openings 27; when the spacer 24 is lifted to the top position of the cavity 23, the flange 25 of the spacer 24 extends out of the cavity 23 and the column bar 26 is attached between the contact surfaces of the charging pile body 1 and the groove 3; in the process that the hot-melt rubber mat 31 material is cooled and solidified again, the hot-melt rubber mat 31 material is extruded to the bottom surface of the annular groove 21 under the action of gravity of the charging pile body 1, so that the sealing performance of the solidified rubber mat 31 material between the side wall of the bottom end of the charging pile body 1 and the cylinder seat 2 is weakened; by means of the flange 25 provided on the spacer 24, during the lifting of the spacer 24 from the material of the rubber ring 231 in the cavity 23 which has solidified and expanded, the flanging 25 of the hollow cavity extends out along the through opening 27 of the hollow cavity 23 on the arc-shaped surface of the groove 3, and the column 26 at the top end of the flange 25 is pressed against the contact surface of the charging pile body 1 and the groove 3, so that the extruded liquid rubber cushion 31 material flows into the groove 3 again through the through opening 27 of the flange 25, under the condition that the column bar 26 is abutted against the top ends of the charging pile body 1 and the groove 3, the liquid rubber cushion 31 material flowing out of the top of the spacer 24 flows to the bottom of the groove 3, the liquid rubber cushion is prevented from being extruded to the bottom surface of the annular groove 21 under the pressure action of the charging pile body 1, the position of the groove 3 where the rubber cushion 31 material is located before melting is recovered, the sealing performance of the rubber cushion 31 between the cylinder base 2 and the charging pile body 1 is kept, and therefore the operation effect of the fireproof waterproof immersion charging pile is maintained.
As an embodiment of the invention, the rounded corner 11 at the bottom of the charging pile body 1 is further provided with intermittent longitudinal cavity grooves 12, and the rounded corner 11 is further provided with an annular cavity groove 13 surrounding the bottom end of the charging pile body; the longitudinal cavity grooves 12 are distributed on the arc-shaped surface of the fillet 11, the end parts of the longitudinal cavity grooves 12 are communicated with the through holes 27 of the cavity 23 in the groove 3, and the middle parts of the longitudinal cavity grooves 12 are communicated with the annular cavity grooves 13; in the process that the molten liquid rubber cushion 31 material is restored to the gap between the groove 3 and the charging pile body 1, the through opening 27 of the cavity 23 is located on the side part of the groove 3, so that the acting force of the liquid rubber cushion 31 material on the bottom of the charging pile body 1 extruded out is in the inclined direction, the effect of lifting the charging pile body 1 is weakened, and the restoration of the liquid rubber cushion 31 material to the space between the groove 3 and the charging pile body 1 is influenced; through setting up vertical cavity groove 12 and the ring cavity groove 13 on the fillet 11 of the 1 bottom of the stake body that charges, extrude the flow direction of liquid cushion 31 material in the guide cavity 23, make its evenly distributed in the fillet 11 position of the stake body that charges 1, then make liquid cushion 31 material be in the vertical direction to the lifting force of the stake body that charges 1, ensure that liquid cushion 31 material resumes to the position state between the stake body that charges 1 and the 3 contact surfaces of recess, thereby the operation effect of the stake of waterproof soaking of the fire prevention has been stabilized.
In one embodiment of the present invention, the side wall of the charging pile 1 is a plate-shell structure that is evacuated, and the electrical system inside the charging pile 1 is fixed based on the cross posts 41 in the cylindrical base 2; in the process that the charging pile body 1 is jacked up again by the liquid rubber mat 31 material, the lifting force of the expanded rubber ring 231 material in the cavity 23 on the charging pile body 1 is limited, and the effect that the liquid rubber mat 31 material is restored to the position between the charging pile body 1 and the groove 3 can be influenced; through the shell plate 5 that uses the pile body 1 that charges to evacuate, the installation basis of electric system reduces weight wherein in order that liquid cushion 31 material jack up it in the bottom of the pile body 1 that charges, maintain the sealing performance of cushion 31 material between cylinder base 2 and the pile body 1 that charges, and vacuum shell plate 5 has strengthened the heat-proof quality of the internal component of the pile body 1 that charges simultaneously, thereby has promoted the waterproof operation effect that soaks the stake of charging of preventing fires.
During operation, the bottom end of the charging pile body 1 is arranged in the annular groove 21 of the cylinder base 2 by arranging the cylinder base 2 below the charging pile body 1, the contact area between the cylinder base 2 and the charging pile body 1 is increased, the rubber pad 31 on the bottom surface of the groove 21 maintains the sealing effect between the contact surfaces under the weight extrusion of the charging pile body 1, the flange 4 and the cross column 41 which are arranged on the bottom end of the cylinder base 2 are connected with the protective shell below the cylinder base through the fixing hole 42 on the cross column 41, the cylinder base 2 is arranged on the shell plate 5 in a tensile stress state under the action of the bolt 51, the contact area between the cylinder base 2 and the basic protective shell is increased through the shell plate 5, and the sealed rubber pad 31 is melted and stagnated in the groove 3 on the bottom surface of the annular groove 21 after being heated when the charging pile body 1 is in a fire condition; the bottom surface of the groove 3 is arc-shaped and is matched with a fillet 11 arranged on the upper bottom end surface of the charging pile body 1, the gap of the installation allowance is changed into the depth direction between arc-shaped contact surfaces, the water tightness of the rubber mat 31 under the pressure action of the charging pile body 1 is ensured, the rubber mat 31 which is heated and melted under the fire condition flows into the cavity 23 of the convex ring 22 for storage by utilizing the cavity 23 penetrating through the groove 3, and the rubber mat 31 which is thermally melted and expanded can form a liquid layer at the bottom of the groove 3, so that the air tightness between the bottom end of the charging pile body 1 and the groove 3 is enhanced; the rubber ring 231 arranged in the cavity 23 is matched with the spacer 24 at the top of the rubber ring, so that the rubber ring 231 in the cavity 23 is heated and melted to shrink under the condition of fire, the spacer 24 at the top of the rubber ring is lowered from the cavity 23, the rubber mat 31 melted into liquid in the groove 3 flows into a space above the spacer 24 in the cavity 23, the spacer 24 is lifted from the cavity 23 by the rubber ring 231 material recovered from liquid to solid in the cooling process after the fire is extinguished, the rubber mat 31 material melted into hot is squeezed back into the groove 3, and flows out to the bottom surface of the annular groove 21 along the port of the groove 3 under the action of gravity of the charging pile body 1, the melted liquid rubber mat 31 material is re-solidified and molded between the annular groove 21 and the side wall at the bottom end of the charging pile body 1, and the water tightness between the charging pile body 1 and the barrel base 2 is maintained; the flanging 25 arranged on the spacer 24 is used for extending the flanging 25 along the through opening 27 of the cavity 23 on the arc-shaped surface of the groove 3 in the jacking process of the spacer 24 in the solidification and expansion of the material of the rubber ring 231 in the cavity 23, and the column 26 at the top end of the flanging 25 is abutted against the contact surface of the charging pile body 1 and the groove 3, so that the extruded liquid rubber gasket 31 material flows into the groove 3 again through the through opening 27 of the flanging 25, and the liquid rubber gasket 31 material flowing out from the top of the spacer 24 flows to the bottom of the groove 3 under the condition that the column 26 is abutted against the top ends of the charging pile body 1 and the groove 3, so that the liquid rubber gasket 31 material is prevented from being extruded to the bottom surface of the annular groove 21 under the pressure action of the charging pile body 1, the position of the groove 3 where the rubber gasket 31 material is positioned before melting is recovered, and the sealing performance of the rubber gasket 31 between the cylinder base 2 and the charging pile body 1 is maintained; the longitudinal cavity groove 12 and the annular cavity groove 13 which are arranged on the fillet 11 at the bottom of the charging pile body 1 guide the flow direction of the liquid rubber cushion 31 material extruded from the cavity 23 to be evenly distributed in the position of the fillet 11 of the charging pile body 1, so that the lifting action force of the liquid rubber cushion 31 material on the charging pile body 1 is in the vertical direction, and the liquid rubber cushion 31 material is ensured to be restored to the position state between the contact surface of the charging pile body 1 and the groove 3; the evacuated shell plate 5 of the charging pile body 1 is used to match with the installation foundation of an electrical system therein to reduce the weight, so that the liquid rubber cushion 31 material can be jacked up at the bottom end of the charging pile body 1, the sealing performance of the rubber cushion 31 material between the cylinder base 2 and the charging pile body 1 is maintained, and meanwhile, the evacuated shell plate 5 enhances the heat insulation performance of the internal elements of the charging pile body 1.
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 (4)
1. The utility model provides a stake of charging of fire prevention waterproof immersion, includes the pile body of charging (1), its characterized in that: a cylinder seat (2) is arranged below the charging pile body (1), and the shape of the cylinder seat (2) is matched with that of the bottom end face of the charging pile body (1); the cylinder seat (2) is also provided with annular grooves (21), and the annular grooves (21) are distributed on the inner wall side of the top end of the cylinder seat (2); the inner wall of the cylinder seat (2) is also provided with a convex ring (22), the convex ring (22) is positioned at the bottom of the annular groove (21), and the convex ring (22) increases the area of the bottom of the annular groove (21); a groove (3) is further formed in the bottom surface of the annular groove (21), the width of the groove (3) is the same as the wall thickness of the bottom end of the charging pile body (1), and a rubber pad (31) for sealing is laid on the bottom surface of the groove (3); a flange (4) is further arranged on the inner wall of the bottom of the cylinder seat (2), and a shell plate (5) is further arranged below the flange (4); the shell plate (5) is arranged on the bottom end face of the barrel seat (2), an opening for passing a wiring is reserved in the middle of the shell plate (5), and the circumferential direction of the shell plate (5) is attached to the inner wall of the barrel seat (2); the flange (4) is also provided with crossed cross posts (41), and the cross posts (41) are provided with fixing holes (42); the bottom surface of the shell plate (5) is also provided with a bolt (51) for positioning, and the shell plate (5) is arranged on the fixing hole (42) through the bolt (51); the cylinder seat (2) is arranged on a foundation plane through a shell plate (5); the charging pile body (1) is clamped and installed in an annular groove (21) of the cylinder seat (2) through the bottom end of the charging pile body;
the bottom surface of the groove (3) is arc-shaped; the bottom surface of the charging pile body (1) is provided with a fillet (11) corresponding to the arc-shaped bottom surface of the groove (3), and the rubber mat (31) is pressed in the arc-shaped surface of the groove (3) by the charging pile body (1) through the fillet (11) at the bottom of the charging pile body; a surrounding cavity (23) is also arranged in the convex ring (22), and the cavity (23) penetrates through the side part of the arc-shaped surface of the groove (3);
a rubber ring (231) is further laid in the cavity (23), and the rubber ring (231) is filled in the cavity (23); and a metal spacer (24) is also arranged on the top of the rubber ring (231), and the spacer (24) is slidably arranged on the side wall of the cavity (23).
2. The waterproof and waterproof charging pile according to claim 1, characterized in that: the end part of the spacer (24) facing the groove (3) is provided with an arc-shaped flanging (25), and the flanging (25) faces the top direction of the cavity (23); the top end of the flanging (25) is provided with a fixed column bar (26), and the flanging (25) is also provided with intermittent through holes (27); when the spacer (24) is lifted to the top position of the cavity (23), the flanging (25) of the spacer (24) extends out of the cavity (23) and enables the column bar (26) to be attached between the contact surfaces of the charging pile body (1) and the groove (3).
3. The waterproof and waterproof charging pile according to claim 2, characterized in that: the round angle (11) at the bottom of the charging pile body (1) is also provided with intermittent longitudinal cavity grooves (12), and the round angle (11) is also provided with an annular cavity groove (13) surrounding the bottom end of the charging pile body; the longitudinal cavity grooves (12) are distributed on the arc-shaped surface of the fillet (11), the end parts of the longitudinal cavity grooves (12) are communicated with the through holes (27) of the cavity (23) in the groove (3), and the middle parts of the longitudinal cavity grooves (12) are communicated with the annular cavity grooves (13).
4. A fire and water resistant charging pile according to claim 3, characterized in that: the side wall of the charging pile body (1) is of a vacuumized plate shell structure, and an electric system in the charging pile body (1) is fixed on the basis of cross transverse columns (41) in the cylinder seat (2).
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| CN206591670U (en) * | 2017-02-22 | 2017-10-27 | 惠安尚美居装饰工程有限公司 | A kind of construction fire-proof plate being easily installed |
| CN206938482U (en) * | 2017-04-25 | 2018-01-30 | 泰州市公安消防支队 | A kind of charging pile for electric vehicle equipment |
| US10434888B2 (en) * | 2017-06-21 | 2019-10-08 | United States Of America As Represented By The Secretary Of The Navy | Vehicle storage and charging station |
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| CN210941397U (en) * | 2019-08-31 | 2020-07-07 | 中源乐充新能源产业有限公司 | New energy automobile that protectiveness is good fills electric pile |
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| CN209274380U (en) * | 2018-08-24 | 2019-08-20 | 苏州友裕精密科技有限公司 | A kind of alternating current-direct current charging pile that fixed performance is strong |
| CN210101361U (en) * | 2019-05-10 | 2020-02-21 | 苏州奇才电子科技股份有限公司 | Electric automobile fills waterproof base structure of electric pile rack |
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