CN215419714U - Intelligent switching AC/DC uninterrupted power supply - Google Patents
Intelligent switching AC/DC uninterrupted power supply Download PDFInfo
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- CN215419714U CN215419714U CN202120970064.XU CN202120970064U CN215419714U CN 215419714 U CN215419714 U CN 215419714U CN 202120970064 U CN202120970064 U CN 202120970064U CN 215419714 U CN215419714 U CN 215419714U
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Abstract
The utility model discloses an intelligent switching AC/DC uninterrupted power supply, which comprises: the AC/DC module is provided with an intelligent charging module and an intelligent switching module, and is used for simultaneously charging the energy storage unit BAT and supplying power to the DC output end; the DC output port of the AC/DC module is connected with the charging port of the energy storage unit BAT through the intelligent charging module, and the DC output port of the AC/DC module is connected with the DC output end through the intelligent switching module; when the direct current uninterruptible power supply is used, under the normal condition of a power grid, the power supply power is fully utilized, the efficiency is improved, the cost is reduced, the switching time of the intelligent switching module is 0, uninterrupted power supply is really realized, and the direct current uninterruptible power supply can be widely applied to the fields of power supply, communication technology, production and manufacturing, important data management systems and the like.
Description
Technical Field
The utility model relates to the technical field of uninterruptible power supplies, in particular to an intelligent switching alternating current/direct current uninterruptible power supply.
Background
UPS, i.e. an uninterruptible power supply, is an uninterruptible power supply that includes an energy storage device. The alternating current and direct current uninterruptible power supply can not really achieve 0 in switching time, particularly direct current uninterruptible power supply, the direct current uninterruptible power supply on the market at present can restart the electric equipment such as computer and the like in the case of mains power outage switching, important data can be lost, and the using effect of the uninterruptible power supply is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an intelligent switching alternating current-direct current uninterruptible power supply to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an intelligent switching AC/DC uninterruptible power supply, comprising: the AC/DC module is provided with an intelligent charging module and an intelligent switching module, and is used for simultaneously charging the energy storage unit BAT and supplying power to the DC output end; the DC output port of the AC/DC module is connected with the charging port of the energy storage unit BAT through the intelligent charging module, and the DC output port of the AC/DC module is connected with the DC output end through the intelligent switching module; and the electric energy output port of the energy storage unit BAT is connected with the power supply port of the intelligent switching module through the DC/DC module.
By adopting the technical scheme, the power grid charges the energy storage unit BAT through the AC/DC module, and simultaneously supplies power to the DC output end through the intelligent switching module; when the energy storage unit BAT is charged, the intelligent charging module controls charging current and charging voltage, the intelligent charging module can automatically adapt to the voltage of the energy storage unit BAT, intelligent charging is achieved, and output power of a DC output end is guaranteed when power is input to a power grid.
Preferably, still including the energy storage unit protection module that can carry out overcharge protection, overdischarge protection, overcurrent protection, short-circuit protection to energy storage unit BAT, the energy storage protection module sets up to overcurrent protector, overcurrent protector is provided with two sets ofly, and two sets of overcurrent protector series connection respectively are at energy storage unit BAT charge port and discharge port.
By adopting the technical scheme, the energy storage unit protection module can perform overcharge protection, overdischarge protection, overcurrent protection and short-circuit protection on the energy storage unit BAT.
Preferably, the intelligent switch module can be switched to output alternating current independently, output direct current independently, or output alternating current and direct current simultaneously, the intelligent switch module comprises a change-over switch structure for switching circuit connection and an electric executive component for driving the change-over switch structure, an electric control end of the electric executive component is electrically connected with an electric control output end of a control chip, and the control chip is a single chip microcomputer.
By adopting the technical scheme, the intelligent switch module can be switched to independently output alternating current, independently output direct current or simultaneously output alternating current and direct current.
Preferably, the intelligent switch module is provided with a button for manually turning off the DC/DC module.
By adopting the technical scheme, when the DC output end is not connected with a load, the DC/DC module can be manually turned off through the intelligent switch module so as to save electric energy.
Preferably, the intelligent switch module is provided with a button for manually turning off the power supply of the energy storage unit BAT to the AC/DC module.
By adopting the technical scheme, when the AC alternating current end is not connected with a load, the intelligent switch module manually turns off the energy storage unit BAT to supply power to the AC/DC module so as to achieve the energy-saving effect.
Preferably, the charging power of the intelligent charging module is lower than 15% of the total power of the AC/DC module.
By adopting the technical scheme, when the energy storage unit BAT is charged, the intelligent charging module controls the charging current and the charging voltage, and the normal time of a power grid is most in general, so that the charging power is generally designed to be not more than 15% of the total power of the AC/DC module, so as to ensure the output power of the DC output end.
Preferably, in order to achieve uninterrupted power supply, the switching time of the intelligent switching module is 0.
By adopting the technical scheme, the switching time of the intelligent switching module is 0, and uninterrupted power supply is really realized.
Compared with the prior art, the utility model has the beneficial effects that:
when the direct current uninterruptible power supply is used, under the normal condition of a power grid, the power of the power supply is fully utilized, the efficiency is improved, the cost is reduced, the switching time of the intelligent switching module is 0, uninterrupted power supply is really realized, and the direct current uninterruptible power supply can be widely applied to the fields of power supply, communication technology, production and manufacturing, important data management systems and the like.
When the power grid failure is recovered to be normal, the AC/DC module automatically recovers to the running mode under the normal condition of the power grid, the intelligent switching module is switched to the running mode under the normal condition of the power grid, the intelligent charging module starts to charge the energy storage unit BAT, the intelligent charging module is applied to a computer, when the power supply of the computer is cut off, the computer uses the electric energy in the energy storage unit BAT, the power cannot be cut off, the computer can be normally used, and when the power supply is re-plugged, the computer uses the electric energy supplied by the power grid
Drawings
Fig. 1 is a schematic block diagram of an intelligent switching ac/dc ups according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
as shown in fig. 1, an intelligent switching ac/dc uninterruptible power supply includes:
the AC/DC module is provided with an intelligent charging module and an intelligent switching module, and is used for simultaneously charging the energy storage unit BAT and supplying power to the DC output end; the DC output port of the AC/DC module is connected with the charging port of the energy storage unit BAT through the intelligent charging module, and the DC output port of the AC/DC module is connected with the DC output end through the intelligent switching module; and the electric energy output port of the energy storage unit BAT is connected with the power supply port of the intelligent switching module through the DC/DC module.
As shown in fig. 1, the protection device further comprises an energy storage unit protection module capable of performing overcharge protection, overdischarge protection, overcurrent protection and short circuit protection on the energy storage unit BAT, the energy storage protection module is set to be an overcurrent protector, the overcurrent protectors are provided with two groups, and the two groups of overcurrent protectors are respectively connected in series to a charging port and a discharging port of the energy storage unit BAT.
As shown in fig. 1, the intelligent switch module is capable of switching to output ac power alone, output dc power alone, or output ac power and dc power simultaneously, and includes a transfer switch structure for switching circuit connection and an electric actuator for driving the transfer switch structure, wherein an electric control end of the electric actuator is electrically connected to an electric control output end of a control chip, and the control chip is a single chip microcomputer.
Specifically, the intelligent switch module is provided with a button for manually turning off the DC/DC module.
As shown in fig. 1, the smart switch module is provided with a button for manually turning off the power storage unit BAT to supply power to the AC/DC module.
Specifically, the charging power of the intelligent charging module is lower than 15% of the total power of the AC/DC module.
Specifically, the switching time of the intelligent switching module for uninterrupted power supply is 0.
According to the technical scheme, the working steps of the scheme are summarized and carded:
under the normal condition of the power grid: the power grid charges the energy storage unit BAT through the AC/DC module, and simultaneously supplies power to the DC output end through the intelligent switching module; when the energy storage unit BAT is charged, the intelligent charging module controls charging current and charging voltage, and the charging power is designed to be not more than 15% of the total power of the AC/DC module, so that the output power of the DC output end is ensured.
Under the condition of power grid fault: as shown by the dotted arrow in fig. 1, when the AC/DC module stops outputting the DC power, the energy storage unit BAT supplies power to the DC output terminal through the DC/DC module and the intelligent switching module, so as to ensure continuous power supply of the DC load. The time used for switching the intelligent switching module is 0, so that the direct-current load cannot be restarted after power failure; and when the DC output end is not connected with a load, the DC/DC module can be manually turned off through the intelligent switch module to save electric energy. Meanwhile, as shown by a dotted arrow in fig. 1, when the AC/DC module stops outputting the direct current, the energy storage unit BAT supplies power to the AC/DC module through the intelligent switching module, and the AC/DC module converts the direct current into an AC alternating current for use by the AC electrical equipment; when the AC end is not connected with a load, the energy storage unit BAT can be manually turned off through the intelligent switch module to supply power to the AC/DC module so as to achieve the energy-saving effect.
When the grid fault is recovered to be normal: as shown in figure 1, when the power grid failure is recovered to be normal, the AC/DC module automatically recovers to the operation mode under the normal condition of the power grid, the intelligent switching module is switched to the operation mode under the normal condition of the power grid, and the intelligent charging module starts to charge the energy storage unit BAT.
To sum up: when the direct current uninterruptible power supply is used, under the normal condition of a power grid, the power of the power supply is fully utilized, the efficiency is improved, the cost is reduced, the switching time of the intelligent switching module is 0, uninterrupted power supply is really realized, and the direct current uninterruptible power supply can be widely applied to the fields of power supply, communication technology, production and manufacturing, important data management systems and the like.
The parts not involved in the present invention are the same as or can be implemented by the prior art. 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an intelligence switches alternating current-direct current uninterrupted power source which characterized in that includes:
the AC/DC module is provided with an intelligent charging module and an intelligent switching module, and is used for simultaneously charging the energy storage unit BAT and supplying power to the DC output end; the DC output port of the AC/DC module is connected with the charging port of the energy storage unit BAT through the intelligent charging module, and the DC output port of the AC/DC module is connected with the DC output end through the intelligent switching module; and the electric energy output port of the energy storage unit BAT is connected with the power supply port of the intelligent switching module through the DC/DC module.
2. The intelligent switching alternating current-direct current uninterruptible power supply of claim 1, characterized in that:
the energy storage unit BAT protection circuit further comprises an energy storage unit protection module capable of performing overcharge protection, overdischarge protection, overcurrent protection and short-circuit protection on the energy storage unit BAT.
3. The intelligent switching alternating current-direct current uninterruptible power supply of claim 1, characterized in that:
the intelligent switch module can be switched to independently output alternating current, independently output direct current or simultaneously output alternating current and direct current.
4. The intelligent switching alternating current-direct current uninterruptible power supply of claim 3, characterized in that: and the intelligent switch module is provided with a button for manually closing the DC/DC module.
5. The intelligent switching alternating current-direct current uninterruptible power supply of claim 3, characterized in that: the intelligent switch module is provided with a button for manually turning off the energy storage unit BAT to supply power to the AC/DC module.
6. The intelligent switching alternating current-direct current uninterruptible power supply of claim 1, characterized in that: the charging power of the intelligent charging module is lower than 15% of the total power of the AC/DC module.
7. The intelligent switching alternating current-direct current uninterruptible power supply of claim 1, characterized in that: in order to realize uninterrupted power supply, the switching time of the intelligent switching module is 0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120970064.XU CN215419714U (en) | 2021-05-08 | 2021-05-08 | Intelligent switching AC/DC uninterrupted power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120970064.XU CN215419714U (en) | 2021-05-08 | 2021-05-08 | Intelligent switching AC/DC uninterrupted power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215419714U true CN215419714U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120970064.XU Active CN215419714U (en) | 2021-05-08 | 2021-05-08 | Intelligent switching AC/DC uninterrupted power supply |
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| CN (1) | CN215419714U (en) |
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2021
- 2021-05-08 CN CN202120970064.XU patent/CN215419714U/en active Active
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