CN111049232A - Vehicle-mounted wireless charger with high stability - Google Patents
Vehicle-mounted wireless charger with high stability Download PDFInfo
- Publication number
- CN111049232A CN111049232A CN202010009959.7A CN202010009959A CN111049232A CN 111049232 A CN111049232 A CN 111049232A CN 202010009959 A CN202010009959 A CN 202010009959A CN 111049232 A CN111049232 A CN 111049232A
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- Prior art keywords
- charger
- fan
- constant
- heat dissipation
- plate
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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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a high-stability vehicle-mounted wireless charger, which comprises a charger shell, a constant-current constant-voltage charger and a power transmission coil box, wherein heat dissipation fan boxes are respectively arranged on two sides of the charger shell, L-shaped fixing plates are respectively arranged at the top and the bottom of each heat dissipation fan box, a plurality of second bolt holes are formed in the L-shaped fixing plates, a plurality of heat dissipation aluminum plates are respectively arranged at the top and the bottom of the charger shell, and an inner frame is arranged in the charger shell. The heat of the charger is dissipated, the service life of the charger is prolonged, and the maintenance is very simple.
Description
Technical Field
The invention relates to the field of chargers, in particular to a vehicle-mounted wireless charger with high stability.
Background
Common charging modes of a vehicle-mounted charger include constant-voltage charging, direct-current charging, periodic charging, pulse charging and the like. Constant voltage charging, in which the charging voltage is kept constant in the whole charging process, the charging current is gradually reduced along with the increase of the charging time, and the charging is stopped when the charging current is less than a certain value. The energy consumption in the whole charging process is low, the battery overcharge can be effectively avoided, the control is simple, and the operation is easy. The charger is very wide in application, but the existing charger is single in function, poor in flexibility, inconvenient to install, poor in heat dissipation performance and short in service life, a power supply needs to be plugged and unplugged every time the charger is charged, the charging efficiency is very inconvenient, and the voltage and the current of the existing charger are overlapped in the process of connecting or disconnecting the power supply, so that the loss of a battery is increased.
Disclosure of Invention
The invention aims to provide a vehicle-mounted wireless charger with high stability to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a high-stability vehicle-mounted wireless charger comprises a charger shell, a constant-current constant-voltage charger and a power transmission coil box, wherein heat dissipation fan boxes are respectively installed on two sides of the charger shell, L-shaped fixing plates are respectively arranged at the top and the bottom of each heat dissipation fan box, a plurality of second bolt holes are formed in each L-shaped fixing plate, a plurality of heat dissipation aluminum plates are respectively arranged at the top and the bottom of the charger shell, an inner frame is arranged inside the charger shell, an inner box fixing end plate is arranged at one end of each inner frame, first bolt holes are respectively formed in two sides of each inner box fixing end plate, the constant-current constant-voltage charger is installed at the bottom of each inner frame, an electrode rod is installed at one constant-voltage end of the constant-current charger, a battery power supply connecting wire is connected to the other end of the constant-current constant-voltage charger, one end of the battery, install temperature sensor on the temperature sensor fixed plate, the current-receiving coil box is installed to the one end of charger shell, the internally mounted of current-receiving coil box has current-receiving coil, one side of current-receiving coil box is equipped with the electrode pole slot, the inside of heat dissipation fan case is equipped with the fan fixed plate, install the fan on the fan fixed plate, the dust screen is all installed to the both sides of heat dissipation fan case, be equipped with a plurality of louvre on the dust screen, the power transmission coil is installed to the power transmission coil box in, be connected with external power supply connecting wire on the power transmission coil box.
As a preferred technical solution of the present invention, the L-shaped fixing plate is welded to the charger housing, the heat dissipation aluminum plate is welded to the charger housing and the L-shaped fixing plate, and the power receiving coil box is fixedly connected to the charger housing by bolts.
As a preferred technical scheme of the invention, the inner box fixing end plate is welded with the inner frame, the temperature sensor fixing plate is welded on the inner frame, the temperature sensor is arranged on the temperature sensor fixing plate through screws, and the constant-current constant-voltage charger is fixed on the inner frame through bolts.
According to a preferable technical scheme of the invention, the heat-dissipation fan box is welded on two sides of the charger shell, the fan fixing plate is welded in the heat-dissipation fan box, the fan is fixed on the fan fixing plate through bolts, and the dust screens are fixed on two sides of the heat-dissipation fan box through screws.
As a preferred technical scheme of the invention, the inner frame is movably connected with the shell of the charger, the fixed end plate of the inner box is fixed on the shell of the charger through a bolt, and the electrode rod is movably connected with the electrode rod slot.
As a preferred technical scheme of the invention, a copper sheet is arranged in the electrode rod slot, the copper sheet is electrically connected with the power receiving coil, and the power transmission coil is connected with an external power supply through an external power supply connecting wire.
The invention has the beneficial effects that: the wireless charger is simple and convenient to install, and strong in firmness, and can not loosen due to the fact that an automobile is turned over, wireless charging can be achieved through the charger, the fact that workers insert electricity is not needed, time is saved, efficiency is improved, flexibility is strong, the charger can directly drive the automobile away after being fully charged, a power source does not need to be plugged, the charger is strong in heat dissipation performance, the temperature in the charger can be monitored in real time, heat dissipation is achieved, the service life of the charger is prolonged, and overhauling and maintenance are very simple.
Drawings
FIG. 1 is a schematic disassembled view of the present invention;
FIG. 2 is a schematic view of an assembly structure of the present invention;
FIG. 3 is a schematic structural diagram of a power receiving coil box according to the present invention;
fig. 4 is a schematic diagram of the wireless charging system of the present invention.
In the figure: 1. the charger comprises a charger shell, 2, an L-shaped fixing plate, 3, a heat dissipation fan box, 4, heat dissipation holes, 5, a heat dissipation aluminum plate, 6, an inner box fixing end plate, 7, a constant-current and constant-voltage charger, 8, an inner frame, 9, a temperature sensor fixing plate, 10, a first bolt hole, 11, a temperature sensor, 12, a battery power supply connecting wire, 13, a second bolt hole, 14, an electrode rod, 15, a receiving coil box, 16, a receiving coil, 17, an electrode rod inserting groove, 18, a power transmission coil box, 19, a power transmission coil, 20, an external power supply connecting wire, 21, an automobile storage battery, 22, a fan, 23, a fan fixing plate, 24 and a dust screen.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention more readily understood by those skilled in the art, and thus will more clearly and distinctly define the scope of the invention.
Example (b): referring to fig. 1-4, the present invention provides a technical solution: a high-stability vehicle-mounted wireless charger comprises a charger shell 1, a constant-current constant-voltage charger 7 and a power transmission coil box 18, wherein heat dissipation fan boxes 3 are respectively installed on two sides of the charger shell 1, L-shaped fixing plates 2 are respectively arranged at the top and the bottom of each heat dissipation fan box 3, a plurality of second bolt holes 13 are formed in each L-shaped fixing plate 2, a plurality of heat dissipation aluminum plates 5 are respectively arranged at the top and the bottom of the charger shell 1, an inner frame 8 is arranged inside the charger shell 1, an inner box fixing end plate 6 is arranged at one end of each inner frame 8, first bolt holes 10 are respectively arranged on two sides of each inner box fixing end plate 6, the constant-current constant-voltage charger 7 is installed at the bottom of each inner frame 8, an electrode rod 14 is installed at one end of each constant-current constant-voltage charger 7, a battery power supply connecting wire 12 is connected, temperature sensor fixed plate 9 has all been welded to the both sides of inner tower 8, install temperature sensor 11 on the temperature sensor fixed plate 9, charge machine shell 1's one end and install receiving coil case 15, receiving coil case 15's internally mounted has receiving coil 16, receiving coil case 15's one side is equipped with electrode bar slot 17, heat dissipation fan case 3's inside is equipped with fan fixed plate 23, install fan 22 on the fan fixed plate 23, dust screen 24 is all installed to heat dissipation fan case 3's both sides, be equipped with a plurality of louvre 4 on the dust screen 24, install power transmission coil 19 in the power transmission coil case 18, be connected with external power supply connecting wire 20 on the power transmission coil case 18.
The L-shaped fixing plate 2 is welded on the charger shell 1, the heat dissipation aluminum plate 5 is welded on the charger shell 1 and the L-shaped fixing plate 2, and the power receiving coil box 15 is fixedly connected with the charger shell 1 through bolts.
The inner box fixing end plate 6 is connected with the inner frame 8 in a welding mode, the temperature sensor fixing plate 9 is welded on the inner frame 8, the temperature sensor 11 is installed on the temperature sensor fixing plate 9 through screws, and the constant-current and constant-voltage charger 7 is fixed on the inner frame 8 through bolts.
The cooling fan box 3 is welded on two sides of the charger shell 1, the fan fixing plate 23 is welded in the cooling fan box 3, the fan 22 is fixed on the fan fixing plate 23 through bolts, and the dustproof net 24 is fixed on two sides of the cooling fan box 3 through screws.
The inner frame 8 is movably connected with the charger shell 1, the inner box fixing end plate 6 is fixed on the charger shell 1 through bolts, and the electrode rod 14 is movably connected with the electrode rod slot 17.
The electrode rod slot 17 is internally provided with a copper sheet which is electrically connected with the power receiving coil 16, and the power transmission coil 19 is connected with an external power supply through an external power supply connecting wire 20.
The working principle is as follows: a high-stability vehicle-mounted wireless charger comprises a charger shell 1, an L-shaped fixing plate 2, a heat dissipation fan box 3, heat dissipation holes 4, a heat dissipation aluminum plate 5, an inner box fixing end plate 6, a constant-current constant-voltage charger 7, an inner frame 8, a temperature sensor fixing plate 9, a first bolt hole 10, a temperature sensor 11, a battery power supply connecting wire 12, a second bolt hole 13, an electrode rod 14, a power receiving coil box 15, a power receiving coil 16, an electrode rod inserting slot 17, a power transmission coil box 18, a power transmission coil 19, an external power supply connecting wire 20, an automobile storage battery 21, a fan 22, a fan fixing plate 23 and a dust screen 24 When the constant-current constant-voltage charger 7 is used, the temperature sensors 11 are arranged on two sides, the temperature sensors 11 are used for detecting the temperature of the constant-current constant-voltage charger 7, when the temperature is too high, the temperature sensors 11 control the fan 22 to be connected with a power supply through the controller, so that the heat dissipation is carried out on the constant-current constant-voltage charger 7, the service life of the constant-current constant-voltage charger 7 is prolonged, the dustproof nets 24 on two sides also have the function of blocking dust, when the maintenance is needed, the inner frame 8 is directly pulled out from the charger shell 1, the maintenance of the constant-current constant-voltage charger 7 is facilitated, a soft switching circuit is adopted in the constant-current constant-voltage charger 7, and the resonance is introduced before and after the switching process, the voltage is reduced to zero before the switch is switched on, and the current is reduced to zero before the switch is switched off, so that the overlapping of the voltage and the current in the switching process can be eliminated, the change rate of the voltage and the current is reduced, and the switching loss is greatly reduced or even eliminated.
The wireless charger is simple and convenient to install, and strong in firmness, and can not loosen due to the fact that an automobile is turned over, wireless charging can be achieved through the charger, the fact that workers insert electricity is not needed, time is saved, efficiency is improved, flexibility is strong, the charger can directly drive the automobile away after being fully charged, a power source does not need to be plugged, the charger is strong in heat dissipation performance, the temperature in the charger can be monitored in real time, heat dissipation is achieved, the service life of the charger is prolonged, and overhauling and maintenance are very simple.
The above examples only show some embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (6)
1. The utility model provides a vehicle-mounted wireless charger of high stability ability, includes charger shell (1), constant current constant voltage charger (7) and power transmission coil case (18), its characterized in that: the charger is characterized in that heat dissipation fan boxes (3) are installed on two sides of a charger shell (1), L-shaped fixing plates (2) are arranged at the top and the bottom of each heat dissipation fan box (3), a plurality of second bolt holes (13) are formed in each L-shaped fixing plate (2), a plurality of heat dissipation aluminum plates (5) are arranged at the top and the bottom of the charger shell (1), an inner frame (8) is arranged inside the charger shell (1), an inner box fixing end plate (6) is arranged at one end of each inner frame (8), first bolt holes (10) are formed in two sides of each inner box fixing end plate (6), a constant-current constant-voltage charger (7) is installed at the bottom of each inner frame (8), an electrode rod (14) is installed at one end of each constant-current constant-voltage charger (7), and a battery power supply connecting wire (12) is connected to the other end, the one end of battery power connecting wire (12) links to each other with automobile storage battery (21), temperature sensor fixed plate (9) have all been welded to the both sides of interior frame (8), install temperature sensor (11) on temperature sensor fixed plate (9), powered coil case (15) are installed to the one end of charger shell (1), the internally mounted of powered coil case (15) has powered coil (16), one side of powered coil case (15) is equipped with electrode pole slot (17), the inside of heat dissipation fan case (3) is equipped with fan fixed plate (23), install fan (22) on fan fixed plate (23), dust screen (24) are all installed to the both sides of heat dissipation fan case (3), be equipped with a plurality of louvre (4) on dust screen (24), install power transmission coil (19) in power transmission coil case (18), and the power transmission coil box (18) is connected with an external power supply connecting wire (20).
2. The vehicle-mounted wireless charger with high stability and performance according to claim 1, is characterized in that: l type fixed plate (2) welding is on charger shell (1), heat dissipation aluminum plate (5) welding is on charger shell (1) and L type fixed plate (2), receive electric coil case (15) and charger shell (1) and pass through bolt fastening and link to each other.
3. The vehicle-mounted wireless charger with high stability and performance according to claim 1, is characterized in that: the inner box fixing end plate (6) is connected with the inner frame (8) in a welding mode, the temperature sensor fixing plate (9) is welded on the inner frame (8), the temperature sensor (11) is installed on the temperature sensor fixing plate (9) through screws, and the constant-current and constant-voltage charger (7) is fixed on the inner frame (8) through bolts.
4. The vehicle-mounted wireless charger with high stability and performance according to claim 1, is characterized in that: the cooling fan box (3) is welded on two sides of the charger shell (1), the fan fixing plate (23) is welded in the cooling fan box (3), the fan (22) is fixed on the fan fixing plate (23) through bolts, and the dustproof nets (24) are fixed on two sides of the cooling fan box (3) through screws.
5. The vehicle-mounted wireless charger with high stability and performance according to claim 1, is characterized in that: the inner frame (8) is movably connected with the charger shell (1), the inner box fixing end plate (6) is fixed on the charger shell (1) through bolts, and the electrode rod (14) is movably connected with the electrode rod inserting groove (17).
6. The vehicle-mounted wireless charger with high stability and performance according to claim 1, is characterized in that: the electrode rod socket (17) is internally provided with a copper sheet, the copper sheet is electrically connected with the power receiving coil (16), and the power transmission coil (19) is connected with an external power supply through an external power supply connecting wire (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010009959.7A CN111049232A (en) | 2020-01-06 | 2020-01-06 | Vehicle-mounted wireless charger with high stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010009959.7A CN111049232A (en) | 2020-01-06 | 2020-01-06 | Vehicle-mounted wireless charger with high stability |
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| Publication Number | Publication Date |
|---|---|
| CN111049232A true CN111049232A (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010009959.7A Pending CN111049232A (en) | 2020-01-06 | 2020-01-06 | Vehicle-mounted wireless charger with high stability |
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| Country | Link |
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| CN (1) | CN111049232A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523859A (en) * | 2021-12-28 | 2022-05-24 | 上海万暨电子科技有限公司 | Wireless vehicle-mounted charger |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206742885U (en) * | 2017-03-17 | 2017-12-12 | 绍兴雄劲针织有限公司 | One kind forms onboard charger using driving motor of pure electric automobile and controller |
| CN109501607A (en) * | 2019-01-08 | 2019-03-22 | 瑾圣新能源科技张家口有限公司 | One kind being based on Wi-Po static state magnetic resonance wireless charging inductive arrangement |
| CN110641297A (en) * | 2018-06-10 | 2020-01-03 | 李�杰 | Full-dynamic wireless charging intelligent highway |
-
2020
- 2020-01-06 CN CN202010009959.7A patent/CN111049232A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206742885U (en) * | 2017-03-17 | 2017-12-12 | 绍兴雄劲针织有限公司 | One kind forms onboard charger using driving motor of pure electric automobile and controller |
| CN110641297A (en) * | 2018-06-10 | 2020-01-03 | 李�杰 | Full-dynamic wireless charging intelligent highway |
| CN109501607A (en) * | 2019-01-08 | 2019-03-22 | 瑾圣新能源科技张家口有限公司 | One kind being based on Wi-Po static state magnetic resonance wireless charging inductive arrangement |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523859A (en) * | 2021-12-28 | 2022-05-24 | 上海万暨电子科技有限公司 | Wireless vehicle-mounted charger |
| CN114523859B (en) * | 2021-12-28 | 2024-02-06 | 上海万暨电子科技有限公司 | Wireless vehicle-mounted charger |
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Application publication date: 20200421 |