CN111864916A - Bidirectional wireless charger and application thereof - Google Patents
Bidirectional wireless charger and application thereof Download PDFInfo
- Publication number
- CN111864916A CN111864916A CN202010658793.1A CN202010658793A CN111864916A CN 111864916 A CN111864916 A CN 111864916A CN 202010658793 A CN202010658793 A CN 202010658793A CN 111864916 A CN111864916 A CN 111864916A
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- Prior art keywords
- charging
- wireless charger
- wireless charging
- bidirectional wireless
- bidirectional
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- 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
-
- 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
- H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
Abstract
The embodiment of the invention relates to a bidirectional wireless charger and application thereof, comprising: the wireless charging device comprises a box body, a control circuit, a charging battery, a wireless charging receiving coil and a wireless charging transmitting coil; when the charging equipment of the bidirectional wireless charger charges the bidirectional wireless charger, a transmitting coil of the charging equipment of the bidirectional wireless charger is coupled with a wireless charging receiving coil, and the wireless charging receiving coil induces and sends a first control signal to a control circuit so as to communicate the wireless charging receiving coil with a rechargeable battery and charge the rechargeable battery; when the bidirectional wireless charger charges the charged equipment, the control circuit receives the second control signal, the wireless charging transmitting coil is communicated with the charging battery, and the electromagnetic pulse is output to the receiving coil of the charged equipment through the wireless charging transmitting coil so as to charge the charged equipment.
Description
Technical Field
The invention relates to the field of wireless charging technology and application, in particular to a bidirectional wireless charger and application thereof.
Background
In recent years, with the rapid development of mobile electronic devices, ways of providing energy supplies for these devices are also advancing and updating. This has been a shift over a hundred years from lead storage batteries in the past, to lithium batteries in the latter, to rechargeable batteries as is well known. The wireless charging technology breaks through the traditional solid medium, so that the energy supply mode reaches a new height.
The application scenes of the wireless charging technology are wide. However, there are basically two types, one is a product for receiving wirelessly transmitted electromagnetic waves, and the other is a product for providing wirelessly transmitted electromagnetic waves, and there are few products having both wirelessly received electromagnetic waves and wirelessly transmitted electromagnetic waves, and the applications in the medical field are less. In order to ensure that medical care and other workers can continuously provide the electric quantity of electronic equipment in the worn protective clothing for a long time in a polluted environment, and overcome the problem that the wireless charger cannot be used in the polluted environment to cause equipment pollution because the wireless charger cannot be sufficiently eliminated because the wireless charger cannot be used in the polluted environment due to poor sealing performance and can not be disinfected in an immersion manner, the improvement is necessary.
Disclosure of Invention
The invention aims to provide a bidirectional wireless charger aiming at the defects in the prior art, a charging device which can be used repeatedly and can charge charged equipment is formed by arranging a wireless charging receiving coil, a wireless charging transmitting coil and the like, the charging device adopts a fully-closed structure, meets the requirement of surface soaking type disinfection after being used in a polluted environment, a specific fixing device is adopted to be conveniently connected with the charged equipment outside a medical protective clothing, and the installation and the disassembly are very convenient.
To achieve the above object, the present invention provides a bidirectional wireless charger and its use.
In a first aspect, the present invention provides a bidirectional wireless charger, comprising: the wireless charging device comprises a box body, a control circuit, a charging battery, a wireless charging receiving coil and a wireless charging transmitting coil;
the box body comprises a shell, a cover body, a sealing ring and an accommodating cavity formed by sealing the shell and the cover body; the cover body is buckled on one side of the shell; the sealing ring is arranged at the edge where the cover body is connected with the shell and is used for enabling the cover body and the shell to form a closed structure; the control circuit, the rechargeable battery, the wireless charging receiving coil and the wireless charging transmitting coil are accommodated in the accommodating cavity;
the wireless charging transmitting coil is arranged on the inner surface of the cover body, and the wireless charging receiving coil is arranged on the inner surface of the shell; the control circuit is connected with the rechargeable battery and selectively communicated with the wireless charging receiving coil or the wireless charging transmitting coil;
the outer surface of the cover body is provided with a bidirectional wireless charger fixing device, and the bidirectional wireless charger is directly fixed with a charged device through the bidirectional wireless charger fixing device or fixed with the charged device in the protective clothing at intervals;
When charging equipment of a bidirectional wireless charger charges the bidirectional wireless charger, a transmitting coil of the charging equipment of the bidirectional wireless charger is coupled with a wireless charging receiving coil, the wireless charging receiving coil induces an electromagnetic pulse sent by the transmitting coil to generate a first control signal, the first control signal is sent to a control circuit, the control circuit starts a charging control mode to communicate the wireless charging receiving coil with the rechargeable battery, and the wireless charging receiving coil converts the electromagnetic pulse into an electric signal to charge the rechargeable battery;
when the bidirectional wireless charger charges the charged device, the control circuit receives a second control signal, the wireless charging transmitting coil is communicated with the rechargeable battery according to the second control signal, and the wireless charging transmitting coil outputs electromagnetic pulses to the receiving coil of the charged device, so that the charged device is charged.
Preferably, the bidirectional wireless charger further comprises a power display lamp, and the power display lamp is connected with the control circuit to display the remaining power of the rechargeable battery of the bidirectional wireless charger.
Preferably, the bidirectional wireless charger further comprises an emergency charging interface, and the emergency charging interface is connected with the control circuit and used for performing wired charging on the rechargeable battery.
Further preferably, the emergency charging interface is covered with a sealing cover for sealing the emergency charging interface, so that the bidirectional wireless charger forms a closed structure.
In a second aspect, the present invention provides use of a bidirectional wireless charger to provide power to a wireless charging device within a positive pressure protective suit.
According to the bidirectional wireless charger provided by the embodiment of the invention, the wireless charging receiving coil and the charging battery are communicated through the first control signal received by the control circuit, so that the bidirectional wireless charger is charged; the second control signal received by the control circuit is communicated with the wireless charging transmitting coil and the rechargeable battery, so that the bidirectional wireless charger charges the charged equipment, and the bidirectional wireless charger can receive wireless charging and can also perform the reusable charging and discharging function of wireless charging on the charged equipment. By arranging the bidirectional wireless charger fixing device, when the bidirectional wireless charger fixing device is matched with the protective clothing for use, the bidirectional wireless charger can charge the charged equipment in the protective clothing without taking off the protective clothing, and the bidirectional wireless charger can be replaced at any time conveniently and conveniently by a user in a long-time work without taking off the protective clothing; the design of the totally-enclosed structure ensures that the surface soaking type disinfection requirement is met, and the requirement of repeated use under the pollution condition, such as on medical protective clothing, is met.
Drawings
Fig. 1 is a schematic diagram of an internal structure of a bidirectional wireless charger according to an embodiment of the present invention;
fig. 2 is a control diagram of an internal circuit of the bidirectional wireless charger according to the embodiment of the present invention;
fig. 3 is a schematic diagram of a charging device of a bidirectional wireless charger according to an embodiment of the present invention charging the bidirectional wireless charger;
fig. 4 is a schematic diagram illustrating a bidirectional wireless charger according to an embodiment of the present invention charging a device to be charged;
fig. 5 is a schematic view of an application scenario in which a bidirectional wireless charger provided in an embodiment of the present invention charges a device to be charged in a protective suit.
Detailed Description
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
The bidirectional wireless charger provided by the embodiment of the invention realizes the reusable charging and discharging function that the bidirectional wireless charger can receive wireless charging and can also wirelessly charge charged equipment, and the design of a totally-enclosed structure ensures that the bidirectional wireless charger meets the requirements of surface soaking type disinfection and the requirements of repeated use under the pollution condition, such as on medical protective clothing.
Fig. 1 is a schematic diagram of an internal structure of a bidirectional wireless charger according to an embodiment of the present invention, and the bidirectional wireless charger is described below with reference to fig. 1.
As shown in fig. 1, a bidirectional wireless charger 100 includes: the wireless charging device comprises a box body 1, a control circuit 2, a rechargeable battery 3, a wireless charging receiving coil 4 and a wireless charging transmitting coil 5.
The box body 1 comprises a shell 11, a cover body 12, a sealing ring 13 and an accommodating cavity 14 formed by sealing the shell 11 and the cover body 12; the cover body 12 is buckled at one side of the shell body 11; the sealing ring 13 is disposed at the edge where the cover 12 and the housing 11 meet, and is used for forming a sealed structure between the cover 12 and the housing 11, so that the charger can be sterilized in a surface soaking manner after being used in a polluted environment.
The outer surface of the cover 12 is provided with a bidirectional wireless charger fixing device 121, and the bidirectional wireless charger 100 is directly fixed with the charged device through the bidirectional wireless charger fixing device 121, or fixed with the charged device in a protective clothing through a certain material, such as a protective clothing. Due to the arrangement of the fixing device 121 of the bidirectional wireless charger, a doctor or other workers can replace the bidirectional wireless charger 100 at any time without taking off protective clothing, so that the operation is convenient and fast; the design of the totally-enclosed structure ensures that the surface soaking type disinfection requirement is met, and the requirement of repeated use under the pollution condition, such as on medical protective clothing, is met. In one embodiment, the bidirectional wireless charger fixing device 121 may be a magnet, which is attracted to the charged device by magnetic force. For example, the bidirectional wireless charger 100 and the charged device 8 in the protective suit 7 in fig. 5 are fixed by the attraction of the bidirectional wireless charger fixing device 121 and the magnet 10 of the charged device.
The control circuit 2, the rechargeable battery 3, the wireless charging receiving coil 4 and the wireless charging transmitting coil 5 are accommodated in the accommodating cavity 14.
The wireless charging transmitting coil 5 is arranged on the inner surface of the cover body 12, and the wireless charging receiving coil 4 is arranged on the inner surface of the shell body 11; preferably, the two coils are in an oppositely disposed positional relationship. In a specific embodiment, the inner surface of the housing 11 is provided with a first coil fixing groove (not shown), the wireless charging receiving coil 4 can be fixed on the inner surface of the housing 11 through the first coil fixing groove, the inner surface of the cover 12 is provided with a second coil fixing groove (not shown), and the wireless charging transmitting coil 5 can be fixed on the inner surface of the cover 12 through the second coil fixing groove. The embodiment of the present invention is only an example, and is not limited to the fixing manner or the position setting of the wireless charging receiving coil 4 and the wireless charging transmitting coil 5, as long as the requirement of the induction sensitivity of the electromagnetic pulse signal is satisfied.
The control circuit 2 is connected to the rechargeable battery 3 and selectively communicates with the wireless charging receiving coil 4 or the wireless charging transmitting coil 5, and fig. 2 is a control diagram of an internal circuit of the bidirectional wireless charger according to the embodiment of the present invention.
Fig. 3 is a schematic diagram of a charging device of a bidirectional wireless charger charging a bidirectional wireless charger according to an embodiment of the present invention, as shown in fig. 3, when the charging device of the bidirectional wireless charger charges the bidirectional wireless charger 100, a transmitting coil 6 of the charging device of the bidirectional wireless charger is coupled to a wireless charging receiving coil 4 of the bidirectional wireless charger 100, the wireless charging receiving coil 4 induces an electromagnetic pulse transmitted by the transmitting coil 6, generates a first control signal and transmits the first control signal to the control circuit 2, so that the control circuit 2 starts a charging control mode to connect the wireless charging receiving coil 4 and a rechargeable battery 3, and the wireless charging receiving coil 4 converts the electromagnetic pulse into an electrical signal to charge the rechargeable battery 3.
Fig. 4 is a schematic diagram of a bidirectional wireless charger according to an embodiment of the present invention charging a device to be charged. As shown in fig. 4, when the bidirectional wireless charger 100 charges the device to be charged, the control circuit 2 receives the second control signal, communicates the wireless charging transmitting coil 5 with the charging battery 3 according to the second control signal, and outputs an electromagnetic pulse to the receiving coil 9 of the device to be charged through the wireless charging transmitting coil 5, thereby charging the device to be charged. Specifically, the second control signal may be generated by a manual start control switch on the bidirectional wireless charger 100, or may be generated by a fixed contact trigger of the bidirectional wireless charger fixture 121 and the device to be charged.
The scenario of charging the electric equipment in the protective clothing is illustrated. Fig. 5 is a schematic view of an application scenario in which a bidirectional wireless charger provided in an embodiment of the present invention charges a device to be charged in a protective suit. With reference to fig. 4 and 5, when the bidirectional wireless charger 100 charges the device 8 to be charged in the protective suit 7, the bidirectional wireless charger fixing device 121 is attracted to the magnet 10 of the device 8 to be charged, a magnetic switch (not shown in the figure) is disposed under the bidirectional wireless charger fixing device 121, and when the magnetic switch is attracted to the magnet disposed on the device to be charged, the magnetic switch is turned on to generate a second control signal, the control circuit 2 communicates the wireless charging transmitting coil 5 and the rechargeable battery 3 according to the second control signal, and the wireless charging transmitting coil 5 outputs an electromagnetic pulse to the receiving coil 9 of the device to be charged to charge the device 8 to be charged.
In a specific embodiment, as shown in fig. 1 again, the bidirectional wireless charger 100 further has a power display lamp 15, and the power display lamp 15 is connected to the control circuit 2 to display the remaining power of the rechargeable battery 3 of the bidirectional wireless charger 100. The charge indicator 15 may be provided on one surface of the cover 12 or the case 11 of the charger, and the remaining charge of the rechargeable battery 3 is indicated by turning on or off the charge indicator 15. As shown in fig. 1, a row of 5 electric quantity display lamps 15 is arranged on the cover 12, and each electric quantity display lamp corresponds to 20% electric quantity indication of a segment; when the remaining capacity of the rechargeable battery 3 is greater than 80%, 5 capacity indicator lamps 15 are in a full-on state, and when the remaining capacity of the rechargeable battery 3 is greater than 60% but less than or equal to 80%, 4 of the 5 capacity indicator lamps 15 are in an on state, and so on, and when the capacity is less than 20%, only 1 is in an on state. Therefore, the user can intuitively judge the residual electric quantity condition and replace the bidirectional wireless charger 100 in time.
In another specific embodiment, the bidirectional wireless charger 100 further has an emergency charging interface 16, the emergency charging interface 16 is connected to the control circuit 2, and the rechargeable battery 3 can be charged in a wired manner through the emergency charging interface 16, so as to supplement the electric quantity required by the bidirectional wireless charger 100 for standby.
The wireless charging system and the wired charging system of the bidirectional wireless charger provided by the embodiment of the invention are independent charging modes, the two modes are backup charging modes, and a user can select the charging mode according to actual conditions.
Further specifically, the emergency charging interface 16 is covered with the sealing cover 17 for sealing the emergency charging interface 16, so that the bidirectional wireless charger 100 forms a fully-closed structure, the surface soaking type sterilization can be performed on the charger, the repeated sterilization and use under the condition of high pollution on the medical protective clothing can be met, and the cost is saved.
According to the bidirectional wireless charger provided by the embodiment of the invention, the wireless charging receiving coil and the charging battery are communicated through the first control signal received by the control circuit, so that the bidirectional wireless charger is charged; the second control signal received by the control circuit is communicated with the wireless charging transmitting coil and the rechargeable battery, so that the bidirectional wireless charger charges the charged equipment, and the bidirectional wireless charger can receive wireless charging and can also perform the reusable charging and discharging function of wireless charging on the charged equipment. Through the design of the emergency charging interface of the bidirectional wireless charger, the charging battery can be charged in a wired manner through the emergency charging interface, the diversity of the charging modes of the bidirectional wireless charger is realized, and a user can select the charging mode according to actual conditions; by arranging the bidirectional wireless charger fixing device, when the bidirectional wireless charger fixing device is matched with the protective clothing for use, the bidirectional wireless charger can charge the charged equipment in the protective clothing without taking off the protective clothing, and the bidirectional wireless charger can be replaced at any time conveniently and conveniently by a user in a long-time work without taking off the protective clothing; the design of the totally-enclosed structure ensures that the surface soaking type disinfection requirement is met, and the requirement of repeated use under the pollution condition, such as on medical protective clothing, is met.
The bidirectional wireless charger is mainly used for providing electric energy for wireless charging equipment in the positive pressure protective clothing.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. A bidirectional wireless charger, comprising: the wireless charging device comprises a box body, a control circuit, a charging battery, a wireless charging receiving coil and a wireless charging transmitting coil;
the box body comprises a shell, a cover body, a sealing ring and an accommodating cavity formed by sealing the shell and the cover body; the cover body is buckled on one side of the shell; the sealing ring is arranged at the edge where the cover body is connected with the shell and is used for enabling the cover body and the shell to form a closed structure; the control circuit, the rechargeable battery, the wireless charging receiving coil and the wireless charging transmitting coil are accommodated in the accommodating cavity;
The wireless charging transmitting coil is arranged on the inner surface of the cover body, and the wireless charging receiving coil is arranged on the inner surface of the shell; the control circuit is connected with the rechargeable battery and selectively communicated with the wireless charging receiving coil or the wireless charging transmitting coil;
the outer surface of the cover body is provided with a bidirectional wireless charger fixing device, and the bidirectional wireless charger is directly fixed with a charged device through the bidirectional wireless charger fixing device or fixed with the charged device in the protective clothing at intervals;
when charging equipment of a bidirectional wireless charger charges the bidirectional wireless charger, a transmitting coil of the charging equipment of the bidirectional wireless charger is coupled with a wireless charging receiving coil, the wireless charging receiving coil induces an electromagnetic pulse sent by the transmitting coil to generate a first control signal, the first control signal is sent to a control circuit, the control circuit starts a charging control mode to communicate the wireless charging receiving coil with the rechargeable battery, and the wireless charging receiving coil converts the electromagnetic pulse into an electric signal to charge the rechargeable battery;
When the bidirectional wireless charger charges the charged device, the control circuit receives a second control signal, the wireless charging transmitting coil is communicated with the rechargeable battery according to the second control signal, and the wireless charging transmitting coil outputs electromagnetic pulses to the receiving coil of the charged device, so that the charged device is charged.
2. The bidirectional wireless charger according to claim 1, further comprising a charge indicator light connected to the control circuit for indicating a remaining charge of a rechargeable battery of the bidirectional wireless charger.
3. The bidirectional wireless charger of claim 1, further comprising an emergency charging interface connected to the control circuit for wired charging of the rechargeable battery.
4. The bidirectional wireless charger according to claim 3, wherein the emergency charging port is covered with a sealing cover for sealing the emergency charging port, so that the bidirectional wireless charger forms a closed structure.
5. Use of a bidirectional wireless charger according to any of claims 1 to 4 for powering a wireless charging device in a positive pressure protective suit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010658793.1A CN111864916A (en) | 2020-07-09 | 2020-07-09 | Bidirectional wireless charger and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010658793.1A CN111864916A (en) | 2020-07-09 | 2020-07-09 | Bidirectional wireless charger and application thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111864916A true CN111864916A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010658793.1A Pending CN111864916A (en) | 2020-07-09 | 2020-07-09 | Bidirectional wireless charger and application thereof |
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| CN (1) | CN111864916A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4085779A2 (en) | 2021-05-05 | 2022-11-09 | Engynya S.r.l. | Ultra-wideband, real time locating system |
-
2020
- 2020-07-09 CN CN202010658793.1A patent/CN111864916A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4085779A2 (en) | 2021-05-05 | 2022-11-09 | Engynya S.r.l. | Ultra-wideband, real time locating system |
| EP4085779A3 (en) * | 2021-05-05 | 2022-12-21 | Engynya S.r.l. | Ultra-wideband, real time locating system |
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