CN113306426A - High security fills electric pile - Google Patents
High security fills electric pile Download PDFInfo
- Publication number
- CN113306426A CN113306426A CN202110592338.0A CN202110592338A CN113306426A CN 113306426 A CN113306426 A CN 113306426A CN 202110592338 A CN202110592338 A CN 202110592338A CN 113306426 A CN113306426 A CN 113306426A
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- Prior art keywords
- charging pile
- cavity
- face
- safety
- heat dissipation
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/302—Cooling of charging equipment
-
- 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
- B60L53/60—Monitoring or controlling charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the technical field of charging piles, in particular to a high-safety charging pile which comprises a charging pile cavity, wherein a control panel and a charging port are arranged on one side of the charging pile cavity through a cover plate, a controller and a signal receiver are arranged on a partition plate, a storage battery pack is arranged on one side of the top end face of a heat dissipation grid, a motor and turbine blades are fixedly installed between the heat dissipation grid and the partition plate through a support, a water level sensor and a signal transmitter are arranged on the upper end face of the bottom wall inside the charging pile cavity, and a power failure detection cavity is arranged on one side of the bottom end face. According to the invention, the charging pile is arranged in the wall body, and effective waterproof treatment is carried out through the waterproof layer, so that water flow infiltration caused by moisture in the wall body and breakage of a ground reservoir water pipe can be reduced, meanwhile, the height warning value of accumulated water caused by flood and waterlogging is detected through the power-off detection cavity, and the waterproof performance and the safety of the charging pile are better improved through the function of automatically sensing power-off.
Description
Technical Field
The invention relates to the technical field of charging piles, in particular to a high-safety charging pile.
Background
Fill electric pile and install mostly in public building and residential quarter's underground parking area, the current security of filling electric pile is lower, especially takes place the condition that the water pipe breaks and the rainwater deposit easily in public building and residential quarter's underground parking area, and flood and waterlogging that extreme weather caused such as heavy rainfall simultaneously cause the electric leakage to filling electric pile more easily, and dangerous great, for this reason, we have proposed a high security and have filled electric pile.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a high-safety charging pile.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a high security fills electric pile, including filling the electric pile cavity, one side of filling the electric pile cavity is uncovered, and fill the open side-mounting of electric pile cavity and be fixed with the apron, the upper portion of apron one side is equipped with control panel, the lower part of apron one side is provided with the mouth that charges, the upper portion level of filling electric pile cavity inner wall is provided with the baffle, the up end of baffle is equipped with controller and signal receiver, the lower part level of filling electric pile cavity inner wall is provided with radiator grille, one side of radiator grille top face is equipped with storage battery, be fixed with the motor through the support mounting between radiator grille's the up end and the lower terminal surface of baffle, the output of motor is fixed with turbine fan blade through the shaft coupling installation, the up end of filling the inside diapire of electric pile cavity is provided with water level inductor and signal transmitter, and the one side of filling electric pile cavity bottom face is provided with the outage and detects the chamber.
Preferably, the water level sensor comprises a probe and a probe, the probe sequentially penetrates through the bottom wall of the charging pile cavity and the top wall of the power-off detection cavity, and the vertical distance between the bottom end face of the probe and the upper end face of the bottom wall of the power-off detection cavity is 15cm-20 cm.
Preferably, the middle part of apron one side is opened and shut through the hinge and is provided with the side door, and logical groove has been seted up to one side symmetry of side door, and the logical inslot installation of side door is fixed with the radiator-grid.
Preferably, the upper part of one side of the power-off detection cavity is communicated with a water accumulation drainage tube, the lower part of one side of the power-off detection cavity is communicated with a drainage tube, the water accumulation drainage tube is positioned right above the drainage tube, and the vertical distance between the central position of the water accumulation drainage tube and the central position of the drainage tube is 30-50 cm.
Preferably, the outside cladding of filling the electric pile cavity has the waterproof layer, and one side of waterproof layer and the outer wall of filling the electric pile cavity laminate mutually.
Preferably, the controller is electrically connected with the control panel, the storage battery pack, the motor, the charging port, the water level sensor, the signal emitter and the signal receiver respectively.
The invention has the beneficial effects that:
according to the invention, the charging pile is arranged in the wall body, and effective waterproof treatment is carried out through the waterproof layer, so that water flow infiltration caused by moisture in the wall body and breakage of a ground reservoir water pipe can be reduced, meanwhile, the height warning value of accumulated water caused by flood and waterlogging is detected through the power-off detection cavity, and the waterproof performance and the safety of the charging pile are better improved through the function of automatically sensing power-off.
Drawings
Fig. 1 is a schematic sectional view of a high-security charging pile according to the present invention;
fig. 2 is a front view of a high-security charging pile according to the present invention;
fig. 3 is a front view of a high-security charging pile according to the present invention;
fig. 4 is an enlarged view of a part a of the high-safety charging pile of fig. 1 according to the present invention.
In the figure: 101 fill electric pile cavity, 102 apron, 2 baffles, 3 controllers, 4 operating panel, 5 storage battery, 6 supports, 7 motors, 8 turbine flabellum, 9 charge mouthful, 10 hinges, 111 side door, 112 radiator-grid, 12 outage detection chamber, 13 ponding drainage tubes, 14 drain pipes, 15 water level inductor, 161 probe, 162 probe, 17 radiator-grid, 18 waterproof layer, 191 signal transmitter, 192 signal receiver.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a high-safety charging pile comprises a charging pile cavity 101, wherein one side of the charging pile cavity 101 is open, a cover plate 102 is fixedly installed on one open side of the charging pile cavity 101, a control panel 4 is arranged on the upper portion of one side of the cover plate 102, a side door 111 is arranged in the middle of one side of the cover plate 102 in an opening and closing mode through a hinge 10, through grooves are symmetrically formed in one side of the side door 111, a heat dissipation net 112 is fixedly installed in each through groove of the side door 111, an operator can conveniently overhaul the charging pile cavity 101 due to the arrangement of the side door 111, and the heat dissipation net 112 can play a role in heat dissipation and ventilation;
a charging port 9 is formed in the lower portion of one side of the cover plate 102, a partition plate 2 is horizontally arranged on the upper portion of the inner wall of the charging pile cavity 101, a controller 3 and a signal receiver 192 are arranged on the upper end face of the partition plate 2, a heat dissipation grid 17 is horizontally arranged on the lower portion of the inner wall of the charging pile cavity 101, a storage battery 5 is arranged on one side of the top end face of the heat dissipation grid 17, a motor 7 is fixedly installed between the upper end face of the heat dissipation grid 17 and the lower end face of the partition plate 2 through a support 6, a turbine fan blade 8 is fixedly installed at the output end of the motor 7 through a coupler, a water level sensor 15 and a signal emitter 191 are arranged on the upper end face of the inner bottom wall of the charging pile cavity 101, and a power failure detection cavity 12 is arranged on one side of the bottom end face of the charging pile cavity 101;
the water level sensor 15 comprises a probe 161 and a probe 162, the probe 161 sequentially penetrates through the bottom wall of the charging pile cavity 101 and the top wall of the power failure detection cavity 12, the vertical distance between the bottom end face of the probe 161 and the upper end face of the bottom wall inside the power failure detection cavity 12 is 15cm-20cm, the upper portion of one side of the power failure detection cavity 12 is communicated with a ponding drainage tube 13, the lower portion of one side of the power failure detection cavity 12 is communicated with a drainage tube 14, and the drainage tube 14 is convenient for draining ponding in the power failure detection cavity 12 during later maintenance;
the accumulated water drainage tube 13 is positioned right above the drainage tube 14, the vertical distance between the central position of the accumulated water drainage tube 13 and the central position of the drainage tube 14 is 30cm-50cm, the water level sensor 15 can detect the water level in the power failure detection cavity 12 through the probe 161 and the probe 162, and when the water level reaches a warning value, the information can be fed back to the controller 3 through the signal emitter 191, so that the controller 3 can automatically power off to carry out self protection;
the waterproof layer 18 is coated on the outer side of the charging pile cavity 101, one side of the waterproof layer 18 is attached to the outer wall of the charging pile cavity 101, and the waterproof layer 18 can effectively prevent moisture in a wall body or water seepage caused by breakage of a ground reservoir water pipe, so that the waterproof performance and the safety of the charging pile are improved better;
the controller 3 is electrically connected with the control panel 4, the storage battery pack 5, the motor 7, the charging port 9, the water level sensor 15, the signal emitter 191 and the signal receiver 192 respectively, so that the water level sensor can be used more conveniently.
Example one
When the high-safety charging pile is used, an operator needs to open a groove in a wall body, a waterproof layer 18 is arranged on the inner wall of a groove body, and then the charging pile cavity 101 is installed and fixed in the groove, so that the charging pile cavity 101 and the waterproof layer 18 are mutually attached and contacted, wherein the waterproof layer 18 can effectively prevent moisture in the wall body or water flow infiltration caused by breakage of a ground reservoir water pipe, and further the waterproof property and the safety of the charging pile are greatly improved;
the side door 111 is arranged on the cover plate 102 in an opening and closing mode through the hinge 10, the heat dissipation net 112 is fixedly installed in a through groove symmetrically formed in one side of the side door 111, an operator can conveniently overhaul the charging pile cavity 101 through the side door 111 arranged on the cover plate 102, and meanwhile the heat dissipation net 112 can play a certain role in heat dissipation and ventilation;
further, fill electric pile cavity 101's inside and still be provided with turbine fan blade 8, motor 7 drive turbine fan blade 8 and can be better when carrying out the pivoted will fill electric pile cavity 101 when the operation inside heat that produces is discharged to the outside of filling electric pile cavity 101 in the clearance of radiator-grid 112, and then better avoid filling electric pile cavity 101 inside component because of overheated production damage and unusual.
Example two
The charging pile cavity 101 of the high-safety charging pile is also provided with a power failure detection cavity 12, one side of the power failure detection cavity 12 is communicated with a water accumulation drainage tube 13 and a drainage tube 14, the vertical distance between the central position of the water accumulation drainage tube 13 and the central position of the drainage tube 14 is 30cm-50cm, and when the depth of accumulated water reaches the height of the water inlet drainage tube 13, the accumulated water enters the power failure detection cavity 12 along the water inlet drainage tube 13;
wherein, the vertical distance between the bottom of the probe 161 of the water level sensor 15 arranged in the power failure detection cavity 12 and the bottom wall of the power failure detection cavity 12 is 15cm-20cm, when accumulated water enters the power failure detection cavity 12 and reaches a height warning value of 15cm-20cm, the water level sensor 15 feeds back the information to the signal receiver 192 of the controller 3 through the signal transmitter 191, so that the controller 3 is powered off automatically, and the charging pile is protected by itself;
furthermore, when accumulated water caused by flood and waterlogging is removed, a user can remove the accumulated water in the power-off detection cavity 12 through the drain pipe 14, then open the side door 111 on the cover plate 102, and manually open the power supply of the charging pile again after detecting each element in the charging pile cavity 101 without damage;
through place the wall body in this fills electric pile in to carry out effectual water repellent through the waterproof layer, can reduce the interior moisture of wall body and the rivers infiltration that leads to the fact of bursting of ground storehouse water pipe, detect the chamber through setting up the outage simultaneously and detect the hypervigilant value of ponding because of flood and waterlogging arouse, through the better improvement of function of auto-induction outage this fill electric pile waterproof nature with the security.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A high-safety charging pile comprises a charging pile cavity (101), and is characterized in that one side of the charging pile cavity (101) is open, a cover plate (102) is fixedly installed on one side of the open charging pile cavity (101), a control panel (4) is arranged on the upper portion of one side of the cover plate (102), a charging port (9) is formed in the lower portion of one side of the cover plate (102), a partition plate (2) is horizontally arranged on the upper portion of the inner wall of the charging pile cavity (101), a controller (3) and a signal receiver (192) are arranged on the upper end face of the partition plate (2), a heat dissipation grid (17) is horizontally arranged on the lower portion of the inner wall of the charging pile cavity (101), a storage battery pack (5) is arranged on one side of the top end face of the heat dissipation grid (17), a motor (7) is fixedly installed between the upper end face of the heat dissipation grid (17) and the lower end face of the partition plate (2) through a support (6), and turbine blades (8) are fixedly installed at the output end of the motor (7) through a coupler, fill the up end of the inside diapire of electric pile cavity (101) and be provided with water level inductor (15) and signal transmitter (191), and fill one side of electric pile cavity (101) bottom face and be provided with outage detection chamber (12).
2. The high-safety charging pile according to claim 1, wherein the water level sensor (15) comprises a probe (161) and a probe head (162), the probe (161) sequentially penetrates through the bottom wall of the charging pile cavity (101) and the top wall of the power failure detection cavity (12), and the vertical distance between the bottom end face of the probe (161) and the upper end face of the bottom wall inside the power failure detection cavity (12) is 15cm-20 cm.
3. The high-safety charging pile according to claim 1, wherein a side door (111) is arranged in the middle of one side of the cover plate (102) in an opening and closing mode through a hinge (10), through grooves are symmetrically formed in one side of the side door (111), and a heat dissipation net (112) is fixedly mounted in each through groove of the side door (111).
4. The high-safety charging pile according to claim 1, wherein the upper part of one side of the power failure detection cavity (12) is communicated with a ponding drainage tube (13), the lower part of one side of the power failure detection cavity (12) is communicated with a drainage pipe (14), the ponding drainage tube (13) is positioned right above the drainage pipe (14), and the vertical distance between the central position of the ponding drainage tube (13) and the central position of the drainage pipe (14) is 30cm-50 cm.
5. The high-safety charging pile according to claim 1, wherein a waterproof layer (18) is coated on the outer side of the charging pile cavity (101), and one side of the waterproof layer (18) is attached to the outer wall of the charging pile cavity (101).
6. The high-safety charging pile of claim 1, wherein the controller (3) is electrically connected with the control panel (4), the storage battery (5), the motor (7), the charging port (9), the water level sensor (15), the signal transmitter (191) and the signal receiver (192) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110592338.0A CN113306426A (en) | 2021-05-28 | 2021-05-28 | High security fills electric pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110592338.0A CN113306426A (en) | 2021-05-28 | 2021-05-28 | High security fills electric pile |
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| Publication Number | Publication Date |
|---|---|
| CN113306426A true CN113306426A (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110592338.0A Pending CN113306426A (en) | 2021-05-28 | 2021-05-28 | High security fills electric pile |
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| CN (1) | CN113306426A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103136868A (en) * | 2013-03-19 | 2013-06-05 | 广西十方科技有限公司 | Intelligent waterproof charging pile |
| CN203788028U (en) * | 2014-04-22 | 2014-08-20 | 金华职业技术学院 | Waterproof electric automobile charging post |
| CN106469923A (en) * | 2015-08-20 | 2017-03-01 | 天津康能车业有限公司 | A kind of electric automobile charging pile being provided with sliding door |
| CN107645200A (en) * | 2017-10-31 | 2018-01-30 | 安徽易威斯新能源科技股份有限公司 | A kind of intelligent charging spot |
| CN207078027U (en) * | 2017-09-01 | 2018-03-09 | 泸州能源投资有限公司 | Charging pile with power-off protection function |
| CN108410225A (en) * | 2018-02-28 | 2018-08-17 | 江西先能新能源科技股份有限公司 | A kind of water proof fire retardant charging pile shell |
| CN108657004A (en) * | 2018-07-17 | 2018-10-16 | 湖北海联技术咨询有限公司 | A kind of battery charging pile of easy access |
| CN208469600U (en) * | 2018-07-28 | 2019-02-05 | 王皓 | A kind of new-energy automobile charging pile |
| CN109747463A (en) * | 2019-03-21 | 2019-05-14 | 安徽能通新能源科技有限公司 | A kind of Liftable type intelligent automobile charging pile |
| CN211075579U (en) * | 2019-08-17 | 2020-07-24 | 惠安县易尚手新材料有限公司 | New energy charging pile with excellent heat dissipation performance |
| FR3096617A3 (en) * | 2019-05-28 | 2020-12-04 | Delta Electronics, Inc. | Charging point |
| CN212796566U (en) * | 2020-03-24 | 2021-03-26 | 安徽鸿熙新能源科技有限公司 | Waterproof energy-saving charging pile |
-
2021
- 2021-05-28 CN CN202110592338.0A patent/CN113306426A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103136868A (en) * | 2013-03-19 | 2013-06-05 | 广西十方科技有限公司 | Intelligent waterproof charging pile |
| CN203788028U (en) * | 2014-04-22 | 2014-08-20 | 金华职业技术学院 | Waterproof electric automobile charging post |
| CN106469923A (en) * | 2015-08-20 | 2017-03-01 | 天津康能车业有限公司 | A kind of electric automobile charging pile being provided with sliding door |
| CN207078027U (en) * | 2017-09-01 | 2018-03-09 | 泸州能源投资有限公司 | Charging pile with power-off protection function |
| CN107645200A (en) * | 2017-10-31 | 2018-01-30 | 安徽易威斯新能源科技股份有限公司 | A kind of intelligent charging spot |
| CN108410225A (en) * | 2018-02-28 | 2018-08-17 | 江西先能新能源科技股份有限公司 | A kind of water proof fire retardant charging pile shell |
| CN108657004A (en) * | 2018-07-17 | 2018-10-16 | 湖北海联技术咨询有限公司 | A kind of battery charging pile of easy access |
| CN208469600U (en) * | 2018-07-28 | 2019-02-05 | 王皓 | A kind of new-energy automobile charging pile |
| CN109747463A (en) * | 2019-03-21 | 2019-05-14 | 安徽能通新能源科技有限公司 | A kind of Liftable type intelligent automobile charging pile |
| FR3096617A3 (en) * | 2019-05-28 | 2020-12-04 | Delta Electronics, Inc. | Charging point |
| CN211075579U (en) * | 2019-08-17 | 2020-07-24 | 惠安县易尚手新材料有限公司 | New energy charging pile with excellent heat dissipation performance |
| CN212796566U (en) * | 2020-03-24 | 2021-03-26 | 安徽鸿熙新能源科技有限公司 | Waterproof energy-saving charging pile |
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Application publication date: 20210827 |
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| RJ01 | Rejection of invention patent application after publication |