CN211830333U - Automatic seamless switching power module - Google Patents
Automatic seamless switching power module Download PDFInfo
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- CN211830333U CN211830333U CN202020614611.6U CN202020614611U CN211830333U CN 211830333 U CN211830333 U CN 211830333U CN 202020614611 U CN202020614611 U CN 202020614611U CN 211830333 U CN211830333 U CN 211830333U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses an automatic seamless switching power supply module, which comprises a main power supply module, a standby power supply module and an automatic switching module, wherein the standby power supply module adopts a rechargeable battery, the main power supply module is connected with the automatic switching module, the main power supply module is connected with the standby power supply module, the standby power supply module is connected with the automatic switching module, and the automatic switching module is connected with an external load; the utility model switches the main power module and the standby power module through the automatic switching module, the load power supply is not influenced by the commercial power, and the power supply can be switched automatically and seamlessly; utilize stand-by power supply module and main power module to be connected, convenient to use simple structure saves the cost of using manpower, sets up switch triode circuit in the automatic switch-over module moreover to realize the power switching of automatic switch-over module, power low cost.
Description
Technical Field
The utility model relates to a power supply unit technical field especially relates to an automatic seamless switching power module.
Background
In recent years, with the development of technology, locations where power failure is not allowed have rapidly increased. Many equipment outage suddenly can lead to the occurrence of events such as data loss, equipment trouble, also can not lead to the phenomenon such as card machine to appear in the equipment that some factory equipment also can not be in the in-process of operation suddenly the power failure simultaneously, restart data loss delay efficiency. The instruments in the hospital can not be powered off at any time. Therefore, the uninterruptible power supply is particularly critical, and the conventional power supply switching mainly has the following problems that (1) the dual power supplies are switched in a seam mode, namely, the power is cut off for a short time during switching, so that the load is easily burnt out; (2) the dual power supplies are all from external commercial power, and the commercial power is stopped when the power failure occurs, so that the standby power supply cannot normally supply power and cannot realize seamless power supply; (3) the double power supplies are manually switched, so that time and labor are wasted; (4) the existing switching mode can not meet the requirement of load switching time, so that the output voltage is unstable, and for a module with the requirement of voltage stabilization precision, high voltage is always pulled down by low voltage, or a device with low voltage is reversely injected with current, so that the module is easy to burn out; (5) two commercial powers or two storage batteries are respectively used, and the two charging modules are used for charging the batteries, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatic seamless switching power module is provided that does not receive the commercial power influence, can seamlessly switch over the power automatically, and output voltage is stable, with low costs.
In order to solve the technical problem, the technical solution of the utility model is that:
the utility model provides an automatic seamless switching power module, includes main power source module, stand-by power source module and automatic switch-over module, stand-by power source module adopt rechargeable battery, main power source module be connected with the automatic switch-over module for the power supply of automatic switch-over module, main power source module be connected with stand-by power source module, be used for charging for stand-by power source module, stand-by power source module connect the automatic switch-over module, be used for the power supply of automatic switch-over module when main power source module cuts off the power supply, the automatic switch-over module connect external load for the power supply of external load.
Furthermore, the automatic switching module is provided with a switching triode circuit, when the main power supply module works normally, the standby power supply module does not work, and when the main power supply module is disconnected, the standby power supply module directly supplies power to the load.
Furthermore, the main power module comprises a voltage reduction module, a rectification module and a filtering module.
Further, the main power supply module adopts 220V alternating current.
Further, the voltage of the rechargeable battery is 24V.
Furthermore, a battery protection chip is arranged in the rechargeable battery.
The utility model has the advantages that:
1. the utility model switches the main power module and the standby power module through the automatic switching module, when the main power module using the commercial power is suddenly disconnected, the standby power module supplies power to the load, and the standby power module adopts the rechargeable battery, so that the load power supply is not influenced by the commercial power, and the power supply can be automatically switched seamlessly;
2. the utility model discloses a stand-by power supply module is connected with main power source module, and stand-by power supply module's directness charges through main power source module, and convenient to use simple structure saves the human cost, sets up switch triode circuit in addition on the automatic switch-over module, utilizes main power source module's input voltage to come opening and the closure of control triode switch to realize the power switching of automatic switch-over module, power low cost itself.
Drawings
Fig. 1 is a schematic structural diagram of the overall module of the present invention;
fig. 2 is a schematic structural diagram of the main power module of the present invention;
fig. 3 is an overall circuit diagram of the present invention;
fig. 4 is a circuit diagram of the main power module of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be noted that the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In order to solve the problems that the existing dual power supply cannot be seamlessly switched or is greatly influenced by the mains supply during switching and has high cost, the application discloses an automatic seamless switching power supply module, as shown in figures 1 and 2,
including main power module, stand-by power module and automatic switch-over module, stand-by power module adopt rechargeable battery, main power module be connected with the automatic switch-over module for the power supply of automatic switch-over module, main power module be connected with stand-by power module for charge for stand-by power module, stand-by power module connect the automatic switch-over module, be used for the power supply of automatic switch-over module when main power module outage, the automatic switch-over module connect external load for supply power for external load. Preferably, the automatic switching module is provided with a switching triode circuit, when the main power supply module works normally, the standby power supply module does not work, and when the main power supply module is disconnected, the standby power supply module directly supplies power to the load. As shown in fig. 3 is the utility model discloses an overall circuit diagram, the main power module of this application generally adopts 220V's alternating current, after the main power module current input, divide two the tunnel, directly reach the automatic switch-over module all the way and then reach the load, and another way charges for stand-by power module, when the abnormal conditions such as outage appear, the switch triode circuit in the automatic switch-over module exerts the efficiency, the load resistance of switch triode circuit is directly bridged between the collecting electrode and the power of triode, and the position is on the return circuit of triode main current, the input voltage of main power module then controls opening and the closed action of triode switch, when the triode is the open mode, load current just is blocked, otherwise, when the triode is the closed mode, electric current alright circulate. Specifically, when the main power module is turned off, the input voltage is low, and since the base has no current, the collector has no current, so that the load connected to the collector has no current, which corresponds to the turn-on of the switch, and the standby power module supplies power to the load. When the main power module works normally and the input voltage is high voltage, the base current flows, so that the collector electrode flows with larger amplified current, the load loop is conducted, which is equivalent to the closing of the switch, and at the moment, the main power module directly supplies power to the load. And further realize the automatic switch-over of main power module and stand-by power module.
As shown in fig. 4, the main power module of the present application includes a voltage-reducing module, a rectifying module and a filtering module, and a stable voltage input can be provided by using the voltage-reducing module, the rectifying module and the filtering module, so that the input 220V ac mains supply is prevented from being unstable and damaging the load.
Preferably, the voltage of the rechargeable battery is 24V, so that the load can work normally.
Preferably, a battery protection chip is arranged in the rechargeable battery. The battery protection chip is used for protecting the rechargeable battery, and when the rechargeable battery is fully charged, the battery protection chip can play a role in blocking charging, so that excessive battery consumption is prevented.
The utility model discloses a concrete theory of operation is:
firstly, a main power module is connected with a 22V alternating current mains supply, the alternating current mains supply can stably output voltage after passing through a voltage reduction module, a rectification module and a filtering module of the main power module, and therefore damage to a load is avoided. When the commercial power is suddenly cut off under abnormal conditions, the switching triode circuit in the automatic switching module is connected with the standby power module and the load by default by utilizing the characteristics of the switching triode circuit, so that the standby power module supplies power to the load, and the standby power module is a 24V rechargeable battery, so that the standby power module is not influenced by the outside and can supply power to the load seamlessly. When the commercial power returns to normal, the switching triode circuit can close the connection between the standby power supply module and the load, and the main power supply module supplies power to the load.
The utility model switches the main power module and the standby power module through the automatic switching module, when the main power module using the commercial power is suddenly disconnected, the standby power module supplies power to the load, and the standby power module adopts the rechargeable battery, so that the load power supply is not influenced by the commercial power, and the power supply can be automatically switched seamlessly; utilize stand-by power supply module to be connected with main power source module, stand-by power supply module's directness charges through main power source module, convenient to use simple structure saves the human cost, sets up switch triode circuit in addition on the automatic switch-over module, utilizes main power source module's input voltage to come the opening and the closure of control triode switch to realize the power switching of automatic switch-over module, power low cost itself.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that all changes and modifications made according to the claims and the specification of the present invention should fall within the scope covered by the present invention.
Claims (3)
1. The utility model provides an automatic seamless switching power module which characterized in that: including main power module, stand-by power module and automatic switch-over module, stand-by power module adopt rechargeable battery, main power module be connected with the automatic switch-over module for the automatic switch-over module power supply, main power module be connected with stand-by power module, be used for charging for stand-by power module, stand-by power module connect the automatic switch-over module, be used for the automatic switch-over module power supply when main power module cuts off the power supply, the automatic switch-over module connect external load for the external load power supply, main power module include step-down module, rectifier module and filter module, rechargeable battery's voltage be 24V, rechargeable battery in be provided with battery protection chip.
2. An automatic seamless switching power supply module according to claim 1, characterized in that: the automatic switching module is provided with a switching triode circuit, when the main power supply module works normally, the standby power supply module does not work, and when the main power supply module is disconnected, the standby power supply module directly supplies power to the load.
3. An automatic seamless switching power supply module according to claim 1, characterized in that: the main power supply module adopts 220V alternating current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614611.6U CN211830333U (en) | 2020-04-22 | 2020-04-22 | Automatic seamless switching power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614611.6U CN211830333U (en) | 2020-04-22 | 2020-04-22 | Automatic seamless switching power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211830333U true CN211830333U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020614611.6U Active CN211830333U (en) | 2020-04-22 | 2020-04-22 | Automatic seamless switching power module |
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| Country | Link |
|---|---|
| CN (1) | CN211830333U (en) |
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2020
- 2020-04-22 CN CN202020614611.6U patent/CN211830333U/en active Active
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