CN212969141U - Shutdown commercial power rechargeable off-grid power frequency inverter - Google Patents
Shutdown commercial power rechargeable off-grid power frequency inverter Download PDFInfo
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- CN212969141U CN212969141U CN202021761874.6U CN202021761874U CN212969141U CN 212969141 U CN212969141 U CN 212969141U CN 202021761874 U CN202021761874 U CN 202021761874U CN 212969141 U CN212969141 U CN 212969141U
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Abstract
The utility model discloses an off-grid power frequency inverter with rechargeable shutdown commercial power in the technical field of rechargeable off-grid power frequency inverters, which comprises a main power loop for connecting the commercial power, an auxiliary power circuit, a storage battery, a main driving loop, a main control microprocessor and an auxiliary power supply, wherein the main power loop is connected with the output end of the commercial power, the main power loop is connected with the storage battery, the main control microprocessor and the main driving loop are both powered by the storage battery through the auxiliary power supply, the main control microprocessor can control the main driving loop, the main power loop adjusts the charging current of the commercial power, the auxiliary power circuit is electrically connected with the commercial power, when the commercial power is recovered in a shutdown state, the auxiliary power circuit is awakened to activate the main control microprocessor through controlling the auxiliary power supply, the storage battery can be charged through controlling the main power loop by the main control microprocessor, the function of automatic charging when the machine is shut down is realized.
Description
Technical Field
The utility model relates to a chargeable off-grid power frequency inverter technical field specifically is a shutdown commercial power is chargeable from grid power frequency inverter.
Background
The existing off-grid power frequency inverter power supply has the characteristics of low cost, high reliability and flexible installation, and is widely applied to regions where power systems do not reach, such as islands, remote mountainous areas and the like.
The existing off-grid power frequency inverter has certain defects, and when the off-grid power frequency is reversed after a machine is shut down or an inversion module is turned off under the condition of under-voltage of a battery, the storage battery cannot be charged by the commercial power, so that the service performance of the inverter is reduced.
Based on this, the utility model designs a shutdown commercial power is chargeable leaves net power frequency inverter in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shutdown commercial power is chargeable leaves net power frequency inverter to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the off-grid power frequency inverter comprises a main power loop, an awakening auxiliary power circuit, a storage battery, a main driving loop, a main control microprocessor and an auxiliary power supply, wherein the main power loop is connected with the output end of the mains supply, the main power loop is connected to the storage battery, the main control microprocessor and the main driving loop are powered by the storage battery through the auxiliary power supply, the main control microprocessor can control the main driving loop, and the main power loop adjusts the charging current of the mains supply.
Preferably, the wake-up auxiliary power circuit is electrically connected to the mains supply and is configured to activate the main control microprocessor by controlling the auxiliary power supply when the mains supply is restored in the shutdown state, so as to control the main driving circuit to drive the main power circuit, and the mains supply is controlled to charge the storage battery when the inverter module is shut down or the battery is at a low voltage.
Preferably, the wake-up auxiliary power circuit is electrically connected to the auxiliary power supply, and the wake-up auxiliary power circuit is used for supplying power to the main control microprocessor and the main driving loop.
Preferably, the main driving circuit is connected to the wake-up auxiliary power circuit through an electronic switch, and the wake-up auxiliary power circuit is configured to turn on the main driving circuit to enable the auxiliary power to supply power to the main power circuit.
Preferably, the main control microprocessor is electrically connected with a warning device for sending a warning of abnormal commercial power by means of the warning device when the commercial power is judged to be abnormal.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses integrated awakening auxiliary power supply circuit on original off-grid type power frequency inverter to after the commercial power resumes the power supply, charge to the battery through main control microprocessor control main power circuit, make the user need not manual control power frequency again and charge from the on-grid inverter, the automatic function of charging when realizing shutting down optimizes the user's use mode, saves the cost of labor, based on awakening auxiliary power supply circuit, can rationalize and utilize the commercial power energy, reasonable scheduling energy improves its performance.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of the overall structure of the present invention;
fig. 2 is a flowchart of the program of the present invention.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 2, the utility model provides a rechargeable off-grid power frequency inverter for shutdown utility power: the off-grid power frequency inverter comprises a main power loop, an awakening auxiliary power circuit, a storage battery, a main driving loop, a main control microprocessor and an auxiliary power supply, wherein the main power loop is connected with the output end of the mains supply, the main power loop is connected to the storage battery, the main control microprocessor and the main driving loop are powered by the storage battery through the auxiliary power supply, the main control microprocessor can control the main driving loop, and the main power loop adjusts the charging current of the mains supply.
The awakening auxiliary power circuit is electrically connected with the mains supply and used for controlling the auxiliary power supply to activate the main control microprocessor through the awakening auxiliary power circuit when the mains supply is recovered in a shutdown state, so that the main driving circuit is controlled to drive the main power circuit to realize that the mains supply charges the storage battery when the inverter module is shut down or the battery is low-voltage.
The awakening auxiliary power circuit is electrically connected with the auxiliary power supply and is used for supplying power to the main control microprocessor and the main driving loop, so that the automatic charging function is realized.
The main driving circuit is connected with the awakening auxiliary power circuit through the electronic switch, the awakening auxiliary power circuit is used for opening the main driving circuit to enable the auxiliary power supply to supply power for the main power circuit, the main power circuit is controlled by the main control microprocessor to charge the storage battery, a user does not need to manually control the power frequency off-grid inverter to charge, and the automatic charging function during shutdown is achieved.
The main control microprocessor is electrically connected with a warning device and used for sending out a commercial power abnormal warning by means of the warning device when the commercial power is judged to be abnormal, the main control microprocessor judges whether the commercial power is normal or not to realize an automatic charging function, and the main control microprocessor sends out the commercial power abnormal warning when the commercial power is judged to be abnormal.
Firstly, when the commercial power is shut down in the inverter module or the storage battery is low-voltage, the commercial power wakes up the auxiliary power supply through the wake-up auxiliary power circuit to supply power to the main control microprocessor, and then the main control microprocessor judges whether the commercial power is normal or not; then, the next step of processing is carried out according to the judgment condition, if the commercial power is normal, the auxiliary power supply circuit is awakened to activate the auxiliary power supply to supply power to the main control microprocessor and the main driving circuit, the commercial power charging current is adjusted through the main power circuit, and finally the main driving circuit is controlled by the main control microprocessor to control the main power circuit to charge the storage battery, so that the automatic charging control function is realized; otherwise, the warning device warns the abnormal commercial power.
The utility model discloses integrated awakening auxiliary power supply circuit on original off-grid type power frequency inverter to after the commercial power resumes the power supply, charge to the battery through main control microprocessor control main power circuit, make the user need not manual control power frequency again and charge from the on-grid inverter, the automatic function of charging when realizing shutting down optimizes the user's use mode, saves the cost of labor, based on awakening auxiliary power supply circuit, can rationalize and utilize the commercial power energy, reasonable scheduling energy improves its performance.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The off-grid power frequency inverter capable of being charged by shutdown mains supply is characterized by comprising a main power loop, an awakening auxiliary power circuit, a storage battery, a main driving loop, a main control microprocessor and an auxiliary power supply, wherein the main power loop is connected with the output end of the mains supply, the main power loop is connected to the storage battery, the main control microprocessor and the main driving loop are powered by the storage battery through the auxiliary power supply, the main control microprocessor can control the main driving loop, and the main power loop adjusts the charging current of the mains supply.
2. The off-grid power frequency inverter chargeable by shutdown commercial power according to claim 1, characterized in that: the awakening auxiliary power circuit is electrically connected with the mains supply and used for controlling the auxiliary power supply to activate the main control microprocessor when the mains supply is recovered in a shutdown state, so that the main driving circuit is controlled to drive the main power circuit, and the mains supply is controlled to charge the storage battery when the inverter module is shut down or the battery is low-voltage.
3. The off-grid power frequency inverter chargeable by shutdown commercial power according to claim 1, characterized in that: the awakening auxiliary power circuit is electrically connected with the auxiliary power supply and is used for supplying power to the main control microprocessor and the main driving loop.
4. The off-grid power frequency inverter chargeable by shutdown commercial power according to claim 1, characterized in that: the main driving circuit is connected with the awakening auxiliary power circuit through the electronic switch, and the awakening auxiliary power circuit is used for opening the main driving circuit to enable the auxiliary power to supply power for the main power circuit.
5. The off-grid power frequency inverter chargeable by shutdown commercial power according to claim 1, characterized in that: the main control microprocessor is electrically connected with a warning device and used for sending out a warning of abnormal commercial power by means of the warning device when the commercial power is judged to be abnormal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021761874.6U CN212969141U (en) | 2020-08-21 | 2020-08-21 | Shutdown commercial power rechargeable off-grid power frequency inverter |
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| CN202021761874.6U CN212969141U (en) | 2020-08-21 | 2020-08-21 | Shutdown commercial power rechargeable off-grid power frequency inverter |
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| CN212969141U true CN212969141U (en) | 2021-04-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116247771A (en) * | 2023-03-11 | 2023-06-09 | 广州菲利斯太阳能科技有限公司 | Inverter activated lithium battery device with protection function and control method thereof |
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2020
- 2020-08-21 CN CN202021761874.6U patent/CN212969141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116247771A (en) * | 2023-03-11 | 2023-06-09 | 广州菲利斯太阳能科技有限公司 | Inverter activated lithium battery device with protection function and control method thereof |
| CN116247771B (en) * | 2023-03-11 | 2023-11-21 | 广州菲利斯太阳能科技有限公司 | Inverter activated lithium battery device with protection function and control method thereof |
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Address after: 510470 No. 2, 4, 6, 8, 10, and 12 Donghua Huaye Road, Renhe Town, Baiyun District, Guangzhou City, Guangdong Province (Airport Baiyun) Patentee after: GUANGZHOU FELICITY SOLAR TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 510470 23 Donghua Xingfu street, Renhe Town, Baiyun District, Guangzhou City, Guangdong Province (Airport Baiyun) Patentee before: GUANGZHOU FELICITY SOLAR TECHNOLOGY Co.,Ltd. Country or region before: China |