CN107707033B - Wireless charging device and system - Google Patents

Wireless charging device and system Download PDF

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Publication number
CN107707033B
CN107707033B CN201711160833.4A CN201711160833A CN107707033B CN 107707033 B CN107707033 B CN 107707033B CN 201711160833 A CN201711160833 A CN 201711160833A CN 107707033 B CN107707033 B CN 107707033B
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China
Prior art keywords
wireless charging
shell
storage battery
pavement
transparent panel
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CN201711160833.4A
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Chinese (zh)
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CN107707033A (en
Inventor
戴美林
李文瀚
马卫华
时天元
牛葳韬
李昂
于孟娇
胡生民
张子祎
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North China Electric Power University
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North China Electric Power University
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Priority to CN201711160833.4A priority Critical patent/CN107707033B/en
Publication of CN107707033A publication Critical patent/CN107707033A/en
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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/12—Inductive energy transfer
    • 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
    • B60L53/50—Charging stations characterised by energy-storage or power-generation means
    • B60L53/51—Photovoltaic means
    • 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
    • B60L53/50—Charging stations characterised by energy-storage or power-generation means
    • B60L53/53—Batteries
    • 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
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C9/00—Special pavings; Pavings for special parts of roads or airfields
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

Abstract

The invention provides a wireless charging device and a system, wherein the wireless charging device comprises a plurality of pavement charging power storage units; the pavement charging and storing unit comprises a shell, a solar panel, a transparent panel, a storage battery, an inverter and a wireless charging module; the transparent panel covers the opening of the shell, and the storage battery and the inverter are arranged in the shell; the storage battery is connected with the solar panel and used for storing electric energy converted from solar energy; the wireless charging module is connected with the storage battery through an inverter; the housings of the pavement charging and storing units are paved side by side and are mutually abutted, and the top surface of the transparent panel of the pavement charging and storing unit forms a pavement. The electric vehicle or intelligent wearing equipment has the advantages that the photovoltaic power generation is carried out by utilizing the pavement area, the wireless charging technology is utilized to provide charging service for the electric vehicle or intelligent wearing equipment anytime and anywhere, and the cruising ability of the electric vehicle or intelligent wearing equipment and other electric appliances is improved.

Description

Wireless charging device and system
Technical Field
The present invention relates to the field of battery charging technologies, and in particular, to a wireless charging device and system.
Background
At present, the development of various electric vehicles is in progress under the background of continuously increasing the development and utilization of the new energy field in China. However, many electric vehicles have poor endurance and long charging time, and the charging power supply is less, inflexible and universal, so that the use experience is poor, and large-area popularization and use cannot be performed.
Smart wearable devices such as smart phones and smart watches bring much convenience for life, but also because power supplies are not universally arranged anytime and anywhere, and charging time is a common bottleneck of such devices.
The existing charging technology of the electric carrier or the intelligent device is limited to the charging under a fixed position whether the charging technology is wired charging or wireless charging. The fixed position has the defect of small distribution range and sparse distribution density, and can not meet the long-time endurance requirement of people on electric vehicles or intelligent wearable equipment.
The highway in China is subjected to direct solar irradiation for a long time in no-vehicle passing, but can only be converted into the internal energy of the pavement, and the pavement temperature is only increased. This part of solar energy is not only usable but also often becomes an accident fuse. The data show that nearly one third of car accidents in summer in China are directly or indirectly caused by the overhigh temperature of the pavement.
Disclosure of Invention
The invention aims to provide a wireless charging device and a wireless charging system, which are used for solving the technical problem that a charging power supply is not universally arranged anytime and anywhere so as to restrict the rapid development of new energy equipment such as an electric carrier or intelligent equipment.
In order to solve the technical problems, the invention provides a wireless charging device, which comprises a plurality of pavement charging storage units;
the pavement charging and storing unit comprises a shell, a solar panel, a transparent panel, a storage battery, an inverter and a wireless charging module;
the shell is box-shaped, and an opening for receiving sunlight is arranged above the shell;
the transparent panel covers the opening of the shell, and the solar panel is attached to the bottom surface of the transparent panel;
the storage battery and the inverter are arranged in a shell;
the storage battery is connected with the solar panel and used for storing electric energy converted from solar energy;
the wireless charging module is connected with the storage battery through an inverter and is used for wirelessly transmitting electric energy in the storage battery to charged equipment;
the shell is also filled with elastic filler for keeping the transparent panel structural integrity and stability under external pressure;
the housings of the pavement charging and storing units are paved side by side and are mutually abutted, and the top surface of the transparent panel of the pavement charging and storing unit forms a pavement.
Further, the wireless charging module is an annular induction coil, and the annular induction coil is arranged on the top surface of the side wall of the shell;
the top surface of casing lateral wall is provided with the annular groove, annular induction coil buries in the annular groove, is provided with the sealing member that is used for sealing annular induction coil in the annular groove in being close to its mouth edge department in the annular groove.
Further, the elastic filler is a rubber asphalt material.
The rubber asphalt with high-temperature stability, low-temperature flexibility, ageing resistance, fatigue resistance, water damage resistance and other performances is filled in the shell, and when the transparent panel is subjected to pressure, the rubber asphalt can generate weak elastic deformation, so that various stresses generated by the external pressure on the pavement are absorbed, and the integrity and stability of the pavement structure are ensured.
Further, the transparent panel is made of transparent tempered glass or organic glass.
Further, the top surface of the transparent panel is provided with anti-slip corrugations.
The transparent panel is directly contacted with pedestrians or vehicles and the like, and has the advantages of high strength, moderate toughness, good light transmittance, good insulativity, skid resistance and the like.
Further, the solar panel is externally wrapped with a plastic film for waterproofing.
Further, the cross section of the shell is rectangular or regular hexagonal.
When a plurality of pavement charging and storing units are paved on the pavement side by side, the shell is in a regular rectangle or regular hexagon, and at the moment, the pavement charging and storing units can be paved on the original pavement in a covering way, and can also be used as roadbed floor tiles to be directly paved to form a new road.
Further, an annular mounting groove is formed in the upper end face of the shell around the opening; an annular sleeve is arranged in the mounting groove, a spiral spring or a rubber spring is arranged between the bottom of the annular sleeve and the mounting groove, the top of the annular sleeve extends out of the mounting groove, and the transparent panel is fixedly arranged at the top of the annular sleeve; the transparent panel and the annular end face on the shell keep a space, so that the transparent panel is prevented from directly touching the shell when being pressed.
Further, a sealing device for sealing the annular sleeve and the inner wall of the mounting groove is arranged between the annular sleeve and the inner wall of the mounting groove.
Further, the wireless charging device further comprises a processor, a charging management unit and a wireless charging switch;
the charging management unit is connected between the storage battery and the solar panel and is connected with the processor, and is used for receiving power supply from the solar panel according to a control instruction of the processor and charging the storage battery;
the wireless charging switch is arranged between the storage battery and the wireless charging module and is connected with the processor, and is used for controlling the communication between the storage battery and the wireless charging module according to the control instruction of the processor, namely, the electric energy output of the wireless charging module.
Further, the charging management unit is a photovoltaic controller.
Further, the storage battery is a chargeable and dischargeable lithium battery.
In addition, the invention also discloses a wireless charging system with the wireless charging device, the wireless charging system comprises a wireless communication module, and the wireless charging device is connected with a mobile phone through the wireless communication module.
The mobile phone is connected with the processor of the wireless charging device through a mature or simple APP program, the wireless charging module is controlled to be opened or closed through the processor, a payment module is arranged in the APP program, and the processor can automatically calculate the output electric quantity according to the payment condition.
Further, the wireless charging system may be further provided with an IC card read/write device connected to the processor of the wireless charging device.
When the IC card charging system is used, a user can realize charging through the IC rechargeable card, and the charged electric quantity is metered according to the amount of the charged IC card.
By adopting the technical scheme, the invention has the following beneficial effects:
the wireless charging device and system provided by the invention are simple in structure, convenient to use and convenient to popularize and apply. The electric vehicle or intelligent wearing equipment has the advantages that the photovoltaic power generation is carried out by utilizing the pavement area, the wireless charging technology is utilized to provide charging service for the electric vehicle or intelligent wearing equipment anytime and anywhere, and the cruising ability of the electric vehicle or intelligent wearing equipment and other electric appliances is improved.
The invention has the advantages that: 1. the maintenance is convenient, and when a certain unit has a problem, the road unit with the problem can be replaced independently. 2. Is not affected by rain and snow weather, and can work normally. 3. The electric energy is directly supplied to the electric appliances on the road, is not connected to the power grid, does not participate in dispatching, and is very convenient for people. 4. As long as the matched receiving end is arranged, the electric appliance can receive charging no matter the electric appliance is in a moving or standing state. 5. The pavement elements can be used independently, and can realize complete functions by being embedded into ready-made pavement.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of components of a wireless charging device according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a road surface charging unit in embodiment 1 of the present invention;
fig. 3 is a partial top view of a housing of a wireless charging device according to embodiment 1 of the present invention;
FIG. 4 is a partial cross-sectional view of another embodiment of the pavement charge storage unit of example 1 of the present invention;
fig. 5 is a schematic circuit diagram of a wireless charging device according to embodiment 1 of the present invention;
fig. 6 is a schematic structural diagram of a wireless charging system according to embodiment 2 of the present invention.
Reference numerals:
1-a vehicle-mounted induction coil; 2-road surface; 10-a road surface charging unit; 11-a solar panel; 12-a housing; 12 a-an annular groove; 12 b-mounting slots; 13-plastic film; 14-a transparent panel; 15-an elastic filler; 16-an annular sleeve; 17-a coil spring; 20-a wireless charging module; a 21-inverter; 30-a storage battery; a 40-processor; 41-a charging management unit; 42-wireless charging switch.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention is further illustrated with reference to specific embodiments.
Example 1
As shown in fig. 1, the wireless charging device provided in this embodiment includes a plurality of road surface charging units 10; the plurality of road surface charging cells 10 are arranged side by side, and the upper surface thereof forms a road surface 2.
The road surface charging and storing unit 10 is paved on a road and is used for absorbing solar energy and converting the solar energy into electric energy;
as shown in fig. 2, the road surface charging unit 10 includes a housing 12, a solar cell panel 11, a transparent panel 14, a storage battery 30, an inverter 21, and a wireless charging module 20;
the shell 12 is box-shaped, and an opening for receiving sunlight is arranged above the shell;
the opening of the housing 12 is covered with a transparent panel 14; the solar cell panel 11 is attached to the bottom surface of the transparent panel 14;
the battery 30 and the inverter 21 are provided in the housing 12;
the storage battery 30 is connected with the solar panel 11 and is used for storing electric energy converted by solar energy;
the wireless charging module 20 is connected to the battery 30 through the inverter 21 for wirelessly transmitting the electric power in the battery 30 to the charged device.
Wherein the wireless charging module 20 may be disposed within the housing.
Preferably, the wireless charging module 20 is a ring-shaped induction coil, and the ring-shaped induction coil is disposed on the top surface of the side wall of the housing 12; as shown in fig. 3, the top surface of the housing 12 is provided with an annular groove 12a, and an annular induction coil of the wireless charging module 20 is buried in the annular groove 12 a;
more preferably, a sealing member (not shown, in many forms, such as a sealing rubber filler, an elastic rubber ring or an elastic sealing cover) for sealing the annular induction coil is provided in the annular groove 12a near the opening edge thereof, thereby more effectively preventing dust or rainwater from entering;
the plurality of the housings 12 of the pavement charging and storing units are paved side by side and are mutually abutted, and the top surface of the transparent panel 14 of the pavement charging and storing unit forms a pavement 2;
the housing 12 is also filled with an elastomeric filler 15 for maintaining structural integrity and stability of the pavement of the transparent panel 14 under ambient pressure.
Preferably, the elastic filler 15 is a rubber asphalt material.
The rubber asphalt with high temperature stability, low temperature flexibility, ageing resistance, fatigue resistance, water damage resistance and other performances is filled in the shell 12, and when the transparent panel 14 is stressed, the rubber asphalt can generate weak elastic deformation, so that various stresses generated by external pressure on the pavement are absorbed, and the integrity and stability of the pavement structure are ensured.
And the transparent panel 14 is made of transparent tempered glass or organic glass.
The top surface of the transparent panel 14 is provided with anti-slip corrugations.
The transparent panel 14 is in direct contact with pedestrians, vehicles and the like, and has the advantages of high strength, moderate toughness, good light transmittance, good insulativity, skid resistance and the like.
Wherein the housing 12 is rectangular or regular hexagonal. When a plurality of pavement charging and storing units are paved on the pavement side by side, the shell 12 is in a regular rectangle or regular hexagon, and at the moment, the pavement charging and storing units can be paved on the original pavement in a covering way, and can also be used as roadbed floor tiles to be directly paved to form a new road.
When a plurality of road surface charging and accumulating units 10 are laid on a road surface side by side, the housing 12 is regular hexagon, the housing is laid on the road surface like a floor tile, and a transparent panel such as a glass cover plate is covered on the housing, so that the housing is neat and beautiful. Meanwhile, the regular hexagon can bear larger lateral impact force, and the situation that the shell is not deformed and damaged in the long-term use process of the pavement charging and storing unit 10 is guaranteed to the greatest extent.
More preferably, as shown in fig. 3 and 4, the upper end surface of the housing 12 is provided with an annular mounting groove 12b around the opening; an annular sleeve 16 is arranged in the mounting groove 12b, a coil spring 17 or a rubber spring is arranged between the bottom of the annular sleeve 16 and the mounting groove 12b, the top of the annular sleeve 16 extends out of the mounting groove 12b, and the transparent panel 14 is fixedly arranged on the top of the annular sleeve 16; the spring constant of the coil spring or the rubber spring is substantially identical to the spring constant of the elastic filler.
The transparent panel 14 is spaced from the annular end face on the housing 12 by preferably 5-20mm; when the transparent panel serving as the road surface is subjected to pressure deformation, the deformation of the shell with larger rigidity is smaller, the deformation of the elastic filler in the middle is larger, at the moment, the deformation of the lap joint part between the periphery of the transparent panel and the upper opening of the shell is larger, and the local deformation and local stress are larger, so that the transparent panel is easy to break.
An elastic sealing device for sealing the annular sleeve 16 and the inner wall of the mounting groove 12b is arranged between the annular sleeve and the inner wall.
The solar panel is externally wrapped with a plastic film 13 for waterproofing. Prevent rainwater from entering into the installation groove, soak and cause solar cell panel short circuit to burn out.
The wireless charging module 20 sets up the top surface on the casing, and when the vehicle was gone on the road surface, wireless charging module 20 was nearer with the distance of vehicle or intelligent terminal, and the barrier in the middle is fewer, and the effect of charging is better, also does not occupy urban space simultaneously.
Referring to fig. 1 and 5, the wireless charging apparatus further includes a processor 40, a charging management unit 41, and a wireless charging switch 42; the processor 40, the charge management unit 41, and the wireless charge switch 42 may be provided in the housing of each road surface charge storage unit 10, or may be provided outside the housing of a plurality of road surface charge storage units 10 in a unified manner. The charging management unit 41 is connected between the storage battery 30 and the solar panel, and is connected with the processor 40, and is configured to receive power supply from the solar panel according to a control instruction of the processor 40, and charge the storage battery 30;
the wireless charging switch 42 is disposed between the storage battery 30 and the wireless charging module 20, and is connected to the processor 40, and is configured to control communication between the storage battery 30 and the wireless charging module 20, i.e. output of electric energy of the wireless charging module 20, according to a control instruction of the processor 40.
When the electric automobile passes through, electromagnetic induction occurs between the vehicle-mounted induction coil 1 and the wireless charging module 20, wireless transmission of electric energy is achieved, and the vehicle-mounted induction coil 1 is connected with a vehicle-mounted battery on the automobile and rapidly charges the vehicle-mounted battery.
Wherein, preferably, the charging management unit 41 is a photovoltaic controller.
The storage battery 30 is a chargeable and dischargeable lithium battery.
The wireless charging device provided by the invention is simple in structure, convenient to use and convenient to popularize and apply. The electric vehicle or intelligent wearing equipment has the advantages that the photovoltaic power generation is carried out by utilizing the pavement area, the wireless charging technology is utilized to provide charging service for the electric vehicle or intelligent wearing equipment anytime and anywhere, and the cruising ability of the electric vehicle or intelligent wearing equipment and other electric appliances is improved.
Example 2
In addition, the invention also discloses a wireless charging system with the wireless charging device.
As shown in fig. 6, the wireless charging system includes a wireless communication module, and the processor is connected with the mobile phone through the wireless communication module.
The mobile phone is connected with the processor through a mature or simple APP program, the wireless charging module is controlled to be opened or closed through the processor, a payment module is arranged in the APP program, and the processor 40 can automatically calculate the output electric quantity according to the payment condition.
The wireless charging system may also be provided with an IC card read/write device that is connected to the processor 40.
When the IC card charging system is used, a user can realize charging through the IC rechargeable card, and the charged electric quantity is metered according to the amount of the charged IC card.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (8)

1. A wireless charging device, comprising: a plurality of road surface charging units;
the pavement charging and storing unit comprises a shell, a solar panel, a transparent panel, a storage battery, an inverter and a wireless charging module;
the shell is box-shaped, and an opening for receiving sunlight is arranged above the shell;
the transparent panel covers the opening of the shell, and the solar panel is attached to the bottom surface of the transparent panel;
the storage battery and the inverter are arranged in a shell;
the storage battery is connected with the solar panel and used for storing electric energy converted from solar energy;
the wireless charging module is connected with the storage battery through an inverter;
the shell is also filled with elastic filler for keeping the transparent panel structural integrity and stability under external pressure;
the housings of the pavement charging and storing units are paved side by side and are mutually attached, and the top surfaces of the transparent panels of the pavement charging and storing units form a pavement;
the cross section of the shell is rectangular or regular hexagon;
an annular mounting groove is formed in the upper end face of the shell around the opening; an annular sleeve is arranged in the mounting groove, a spiral spring or a rubber spring is arranged between the bottom of the annular sleeve and the mounting groove, the top of the annular sleeve extends out of the mounting groove, and the transparent panel is fixedly arranged at the top of the annular sleeve; the transparent panel and the annular end face on the shell keep a space, so that the transparent panel is prevented from directly touching the shell when being pressed.
2. The wireless charging device of claim 1, wherein the wireless charging module is a toroidal inductive coil disposed on a top surface of the housing sidewall;
the top surface of casing lateral wall is provided with the annular groove, annular induction coil buries in the annular groove, is provided with the sealing member that is used for sealing the annular induction coil setting in the annular groove near its mouth edge department.
3. The wireless charging device of claim 1, wherein the elastic filler is a rubberized asphalt material;
the transparent panel is made of transparent toughened glass or organic glass;
the top surface of the transparent panel is provided with anti-slip corrugations.
4. The wireless charging device of claim 1, wherein the solar panel is wrapped with a plastic film for waterproofing.
5. The wireless charging device of claim 1, further comprising a processor, a charging management unit, and a wireless charging switch;
the charging management unit is connected between the storage battery and the solar panel and is connected with the processor, and is used for receiving power supply from the solar panel according to a control instruction of the processor and charging the storage battery;
the wireless charging switch is arranged between the storage battery and the wireless charging module and is connected with the processor, and is used for controlling the communication between the storage battery and the wireless charging module according to the control instruction of the processor, namely, the electric energy output of the wireless charging module.
6. The wireless charging device of claim 5, wherein the charging management unit is a photovoltaic controller;
the storage battery is a chargeable and dischargeable lithium battery.
7. A wireless charging system with a wireless charging device according to any one of claims 1-6, wherein the wireless charging system comprises a wireless communication module, and the wireless charging device is connected to a mobile phone through the wireless communication module.
8. The wireless charging system according to claim 7, wherein the wireless charging system is provided with an IC card read/write device, the IC card read/write device being connected to a processor of the wireless charging device.
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