CN218888190U - Voltage-adjustable passive charger - Google Patents
Voltage-adjustable passive charger Download PDFInfo
- Publication number
- CN218888190U CN218888190U CN202223538301.9U CN202223538301U CN218888190U CN 218888190 U CN218888190 U CN 218888190U CN 202223538301 U CN202223538301 U CN 202223538301U CN 218888190 U CN218888190 U CN 218888190U
- Authority
- CN
- China
- Prior art keywords
- circuit
- circuit board
- charger
- electrically connected
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Dc-Dc Converters (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a but passive charger of voltage regulation formula relates to charging device technical field. The novel energy-saving switch comprises a housin, the inside one side of casing is provided with the circuit board, heat abstractor is installed to one side of circuit board, the protective tube is installed to the opposite side of circuit board, four IGBT single tubes are installed to one side of circuit board, four rectifier tubes are installed to one side of circuit board, annular main transformer is installed to one side of circuit board, amorphous transformer is installed to one side of circuit board, one side fixedly connected with digital display instrument of casing. The utility model discloses a circuit and each use of device module for this charger conversion efficiency is high, and the automatic closed loop adjustment of voltage and electric current, the output voltage precision is high, and charging current is big, and is little to the charger impact, reduces the charger winding, makes this charger heat dissipation good through heat abstractor, and the high-usage has improved the life of this charger, can realize that AC380V AC220V charges simultaneously.
Description
Technical Field
The utility model relates to a charging device technical field specifically is a voltage-adjustable passive charger.
Background
With the increasing popularity of mobile electronic products such as mobile phones, the electronic products bring convenience and fun to the life of people, and simultaneously have inherent defects that the battery has limited service time, and the charging is inconvenient when the user goes out, for example, the user travels outdoors, and the mobile electronic products are difficult to charge.
The current passive charger can charge the mobile electronic product by electric energy generated by the generator or the solar panel, but the power supply voltage of the current passive charger is fixed, so that the current passive charger cannot supply electric appliances with different voltage requirements, and the voltage-adjustable passive charger is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but passive charger of voltage regulation formula to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a but passive charger of voltage regulation formula, includes the casing, the inside one side of casing is provided with the circuit board, heat abstractor is installed to one side of circuit board, the protective tube is installed to the opposite side of circuit board, four IGBT single tubes are installed to one side of circuit board, four rectifier tubes are installed to one side of circuit board, annular main transformer is installed to one side of circuit board, amorphous transformer is installed to one side of circuit board, one side fixedly connected with digital display instrument of casing, digital display instrument and circuit board electric connection, circuit board one side is provided with multiple circuit, one side of circuit board is provided with filter capacitor, the internally mounted of casing has the charger module, the internally mounted of casing has overcurrent protection device, one side of charger module is provided with the switch, the internally mounted of casing has output device, the opposite side fixedly connected with inductor of circuit board.
Preferably, the heat dissipation device comprises a heat dissipation fin, one side of the heat dissipation fin is fixed with one side of the circuit board, and one end of the heat dissipation fin is fixedly connected with a heat dissipation fan.
Preferably, the multiple circuits comprise a starting and overvoltage protection circuit, an overcurrent protection circuit, an inverter circuit, a transformation circuit, a current setting and feedback circuit, a driving circuit, a filtering circuit, a primary rectifying and filtering circuit, a secondary rectifying circuit and an LC filtering circuit.
Preferably, the annular main transformer, the amorphous transformer and the IGBT single tube are positioned in a transformation circuit, and the rectifier tube and the three-phase rectifier bridge are positioned in a primary rectification and filtering circuit.
Preferably, the starting and overvoltage protection circuit is electrically connected with the primary rectification and filter circuit, the primary rectification and filter circuit is electrically connected with the inverter circuit, the storage battery is electrically connected, the inverter circuit is electrically connected with the transformer circuit, the driving module is electrically connected, the transformer circuit is electrically connected with the secondary rectification, the secondary rectification and output device is electrically connected, the output device is electrically connected with the LC filter circuit, the current setting and feedback circuit is electrically connected with the control module, the control module is electrically connected with the fuse tube, the heat dissipation device, the driving circuit is electrically connected with the storage battery, and the driving circuit is electrically connected with the driving module.
Compared with the prior art, the beneficial effects of the utility model are that:
this but passive charger of voltage regulation formula, through the use of circuit and each device module for this charger conversion efficiency is high, and voltage and the automatic closed loop adjustment of electric current, output voltage precision are high, and charging current is big, and is little to the charger impact, reduces the charger winding, makes this charger heat dissipation good through heat abstractor, and the high-usage has improved the life of this charger, can realize AC380V AC220V simultaneously and charge.
Drawings
Fig. 1 is an isometric view of the present invention;
fig. 2 is an isometric view of the interior of the present invention;
fig. 3 is an isometric view of the interior of the present invention;
fig. 4 is a side view of the circuit board of the present invention;
fig. 5 is a schematic diagram of the circuit of the present invention.
In the figure: 1. a housing; 2. a charger module; 3. an overcurrent protection device; 4. a circuit board; 5. a digital display instrument; 6. a heat-dissipating fan; 7. a heat sink; 8. a fuse tube; 9. an inductor; 10. an IGBT single tube; 11. an annular main transformer; 12. a rectifier tube; 13. an amorphous transformer; 14. a switch; 15. a filter capacitor; 16. a storage battery; 17. a three-phase rectifier bridge; 18. an output device; 19. a control module; 20. and a driving module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, e.g., the thickness or width of some layers may be exaggerated relative to other layers.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.
As shown in fig. 1-5, the utility model provides a technical solution: the utility model provides a but passive charger of voltage regulation formula, which comprises a housin 1, the inside one side of casing 1 is provided with circuit board 4, heat abstractor is installed to one side of circuit board 4, protective tube 8 is installed to the opposite side of circuit board 4, four IGBT single tubes 10 are installed to one side of circuit board 4, four rectifier tubes 12 are installed to one side of circuit board 4, annular main transformer 11 is installed to one side of circuit board 4, amorphous transformer 13 is installed to one side of circuit board 4, one side fixedly connected with digital display instrument 5 of casing 1, digital display instrument 5 and circuit board 4 electric connection, circuit board 4 one side is provided with multiple circuit, one side of circuit board 4 is provided with filter capacitor 15, the internally mounted of casing 1 has charger module 2, the internally mounted of casing 1 has overcurrent protection device 3, one side of charger module 2 is provided with switch 14, the internally mounted of casing 1 has output device 18, the opposite side fixedly connected with inductor 9 of circuit board 4.
The heat dissipation device comprises a heat dissipation fin 7, one side of the heat dissipation fin 7 is fixed with one side of the circuit board 4, and one end of the heat dissipation fin 7 is fixedly connected with a heat dissipation fan 6.
The multiple circuits comprise a starting and overvoltage protection circuit, an overcurrent protection circuit, an inverter circuit, a transformation circuit, a current setting and feedback circuit, a driving circuit, a filtering circuit, a primary rectifying and filtering circuit, a secondary rectifying circuit and an LC filtering circuit.
The annular main transformer 11, the amorphous transformer 13 and the IGBT single tube 10 are positioned in a transformation circuit, and the rectifier tube 12 and the three-phase rectifier bridge 17 are positioned in a primary rectification and filtering circuit.
Start with overvoltage crowbar and a rectification and filter circuit electric connection, a rectification and filter circuit and inverter circuit, 16 electric connections of battery, inverter circuit and transformer circuit, drive module 20 electric connection, transformer circuit and secondary rectification electric connection, secondary rectification and output device 18 electric connection, output device 18 and LC filter circuit, current is given and feedback circuit electric connection, current is given and feedback circuit and 19 electric connections of control module, 19 and protective tube 8 of control module, a heat abstractor, a drive circuit, 16 electric connections of battery, drive circuit and 20 electric connection of drive module.
The rectifier tube 12, i.e., a diode, generally has a large current, and by utilizing the unidirectional conductivity of the diode, alternating current with alternating directions can be converted into pulsating direct current with a single direction, and the inductor 9 is an element capable of converting electric energy into magnetic energy and storing the magnetic energy. The inductor 9 is constructed like a transformer but with only one winding, the inductor 9 having an inductance which only counteracts the change in current. If the inductor 9 is in a state where no current is passing, it will try to block the current from flowing through it when the circuit is switched on; if the inductor 9 is in a current passing condition, it will try to maintain the current constant when the circuit is open.
After the generator is normally started, the switch 14 of the input charger module 2 is turned on, the charger module 2 starts a self-checking function, the input voltage meets AC300V-AC450V, if the input voltage is lower than AC300V, the charging module can start the digital display instrument 5 and the fan, but the charging voltage is not output, if the input voltage is higher than AC450V, the output device 18 does not output the charging voltage, if the input voltage exceeds AC520V, the protective tube 8 is fused, the control module 19 must replace the protective tube 8 for use again, if the voltage meets AC300-AV450V, the three-phase AC380V is rectified by the three-phase rectifier bridge 17MT5016G to obtain DC540V, after 2 470/450V capacitor filtering, the DC is input to a full-bridge inverter composed of 4 IGBTs 10 and an amorphous transformer 13, after transformation of the ring main transformer 11, and then rectified by the 4 UF40 rectifier tubes 12 to obtain proper voltage, a filter loop composed of LC ensures constant voltage and current, the output end detects UF and feeds back to the control module 19 at any time, controls the working state of the inverter, automatically adjusts the voltage and current of the output end, thereby realizing high efficiency of the charger, high efficiency of charger is improved, and the charger is improved, the charger is improved by the high efficiency of the charger.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A voltage-adjustable passive charger comprises a shell (1), and is characterized in that: the utility model discloses a charger, including casing (1), circuit board (4), heat abstractor is installed to one side of circuit board (4), protective tube (8) are installed to the opposite side of circuit board (4), four IGBT single tubes (10) are installed to one side of circuit board (4), four rectifier tubes (12) are installed to one side of circuit board (4), annular main transformer (11) are installed to one side of circuit board (4), amorphous transformer (13) are installed to one side of circuit board (4), one side fixedly connected with digital display instrument (5) of casing (1), digital display instrument (5) and circuit board (4) electric connection, circuit board (4) one side is provided with multiple circuit, one side of circuit board (4) is provided with filter capacitor (15), the internally mounted of casing (1) has charger module (2), the internally mounted of casing (1) has overcurrent protection device (3), one side of charger module (2) is provided with switch (14), the internally mounted of casing (1) has output device (18), the opposite side fixedly connected with inductor (9) of circuit board (4).
2. The adjustable voltage passive charger of claim 1, wherein: the heat dissipation device comprises a heat dissipation fin (7), one side of the heat dissipation fin (7) is fixed with one side of the circuit board (4), and one end of the heat dissipation fin (7) is fixedly connected with a heat dissipation fan (6).
3. The voltage-regulated passive charger according to claim 1, wherein: the multiple circuits comprise a starting and overvoltage protection circuit, an overcurrent protection circuit, an inverter circuit, a transformation circuit, a current setting and feedback circuit, a driving circuit, a filtering circuit, a primary rectifying and filtering circuit, a secondary rectifying circuit and an LC filtering circuit.
4. The adjustable voltage passive charger of claim 1, wherein: the annular main transformer (11), the amorphous transformer (13) and the IGBT single tube (10) are located in a transformation circuit, and the rectifier tube (12) and the three-phase rectifier bridge (17) are located in a primary rectification and filtering circuit.
5. The voltage-regulated passive charger according to claim 1, wherein: the starting and overvoltage protection circuit is electrically connected with the primary rectifying and filtering circuit, the primary rectifying and filtering circuit is electrically connected with the inverter circuit, the storage battery (16) is electrically connected, the inverter circuit is electrically connected with the transformer circuit, the driving module (20) is electrically connected, the transformer circuit is electrically connected with the secondary rectifying circuit, the secondary rectifying and outputting device (18) is electrically connected, the outputting device (18) is electrically connected with the LC filtering circuit, the current is given and fed back to the feedback circuit and is electrically connected with the control module (19), the control module (19) is electrically connected with the protective tube (8), the heat dissipation device, the driving circuit, the storage battery (16) is electrically connected, and the driving circuit is electrically connected with the driving module (20).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223538301.9U CN218888190U (en) | 2022-12-29 | 2022-12-29 | Voltage-adjustable passive charger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223538301.9U CN218888190U (en) | 2022-12-29 | 2022-12-29 | Voltage-adjustable passive charger |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218888190U true CN218888190U (en) | 2023-04-18 |
Family
ID=85977937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202223538301.9U Active CN218888190U (en) | 2022-12-29 | 2022-12-29 | Voltage-adjustable passive charger |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218888190U (en) |
-
2022
- 2022-12-29 CN CN202223538301.9U patent/CN218888190U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8493753B2 (en) | Photovoltaic powered system | |
Lee et al. | Quasi-resonant voltage doubler with snubber capacitor for boost half-bridge DC–DC converter in photovoltaic micro-inverter | |
CN218888190U (en) | Voltage-adjustable passive charger | |
CN212849939U (en) | A charger | |
Chuang et al. | Battery float charge technique using parallel-loaded resonant converter for discontinuous conduction operation | |
CN217427719U (en) | Multi-protocol quick charging circuit and device | |
CN114362272A (en) | Ultra-thin trinity power supply unit | |
CN213185610U (en) | Battery charging circuit capable of realizing zero standby loss and zero radiation function | |
CN205051585U (en) | Single phase alternating current contravariant three -phase AC's dc -to -ac converter | |
CN211296568U (en) | System for solving problem of multiple direct-current power supply loops | |
Pandhi et al. | An approach for power factor correction of single-phase single-stage three-level AC-DC converter with phase shift modulation | |
CN219268739U (en) | Switching power supply and charging device | |
CN220234219U (en) | Energy storage all-in-one | |
CN203674989U (en) | Frequency converter | |
CN218482778U (en) | Charger module and charger | |
CN104734531A (en) | Frequency converter | |
CN217335457U (en) | Portable multifunctional inverter system | |
CN221227202U (en) | High-voltage direct-current charger with energy warehouse | |
CN219499021U (en) | High-power three-phase rectification charging module circuit | |
CN214499505U (en) | Electric fan with mobile phone wireless charging function | |
CN216904324U (en) | Bidirectional charging and discharging circuit and mobile charging and discharging device | |
CN219499254U (en) | Fan lamp | |
CN213717833U (en) | Rectifier cooling device | |
CN216650052U (en) | LED drive circuit and LED device | |
CN213243567U (en) | Constant-current voltage-limiting super capacitor charging circuit applied to products in power industry |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |