CN212811297U - Intelligent distribution network power supply - Google Patents
Intelligent distribution network power supply Download PDFInfo
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- CN212811297U CN212811297U CN202021625871.XU CN202021625871U CN212811297U CN 212811297 U CN212811297 U CN 212811297U CN 202021625871 U CN202021625871 U CN 202021625871U CN 212811297 U CN212811297 U CN 212811297U
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Abstract
The utility model discloses an intelligent distribution network power supply, which comprises a main control CPU, a battery, an alternating current input circuit, an input EMC filter circuit, a PFC power factor correction circuit, an input rectification filter circuit, a power isolation conversion circuit, an output rectification filter circuit, an output voltage current detection circuit and a direct current output protection circuit, wherein the alternating current input circuit, the input EMC filter circuit, the PFC power factor correction circuit, the input rectification filter circuit, the power isolation conversion circuit, the output rectification filter circuit, the output voltage current detection circuit and the direct current output protection circuit are sequentially connected; the main control CPU is connected with the battery through the battery activation and electric quantity detection control circuit and the battery charging and discharging management module in sequence, and a battery electric quantity detection discharging load is connected between the main control CPU and the battery charging and discharging management module. The utility model provides a power can take the battery, realizes the uninterrupted power supply function, has the charge-discharge protection and the battery activation maintenance function to the battery, and can carry out the function that carries out online detection to all kinds of parameters of battery.
Description
Technical Field
The embodiment of the utility model provides a relate to and close magnetic resonance inspection technical field, concretely relates to net power is joined in marriage to intelligence.
Background
The existing market has a great demand for uninterrupted power supply direct current, the uninterrupted power supply direct current controller is widely applied to various industrial fields, uninterrupted power supply is provided for the currently controlled electronic equipment, a backup battery is a necessary product for energy storage, and management and maintenance of the battery are very necessary.
The existing technology basically has no maintenance on a low-power battery, does not detect the electric quantity and the health state of the battery, the battery is in a backup floating charge state during the production period, the battery is aged, when the battery is used, the battery cannot discharge or the electric quantity is lower than the original requirement, how to meet the maintenance and detection of the online battery, and the integration is built in a power supply, the low price is the key point of urgent development.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a net power is joined in marriage to intelligence has solved current power and has not possessed battery electric quantity and health status on-line measuring function, the problem of power protect function singleness.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
an intelligent distribution network power supply comprises a main control CPU, a battery, an alternating current input circuit, an input EMC filter circuit, a PFC power factor correction circuit, an input rectification filter circuit, a power isolation conversion circuit, an output rectification filter circuit, an output voltage current detection circuit and a direct current output protection circuit which are sequentially connected, wherein the output voltage current detection circuit and the direct current output protection circuit are directly connected to the main control CPU; the main control CPU is connected with a battery through a battery activation and electric quantity detection control circuit and a battery charging and discharging management module in sequence, the battery charging and discharging management module is connected with an output voltage and current detection circuit, and a battery electric quantity detection discharging load is connected between the main control CPU and the battery charging and discharging management module.
As an optimized scheme of the utility model input rectification filter circuit with connect auxiliary power supply between the master control CPU, auxiliary power supply connects the master control switch pipe, auxiliary power supply is used for the process direct current after input rectification filter circuit handles gives master control CPU and master control switch pipe power supply.
As a preferred scheme of the utility model, master control CPU is connected with external communication module, external communication module is used for transmitting power information for the user side.
As an optimized scheme of the utility model, master control CPU is connected with the display LCD screen.
As an optimized scheme of the utility model, master control CPU is connected with control button module.
The utility model discloses an embodiment has following advantage:
the utility model provides a power can take the battery, realizes the uninterrupted power supply function, has the charge-discharge protection and the battery activation maintenance function to the battery, and can carry out the function that carries out online detection to all kinds of parameters of battery.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is the utility model discloses among the embodiment structural schematic diagram of intelligent distribution network power.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
As shown in fig. 1, the utility model provides a net power is joined in marriage to intelligence, be similar to current power generality including main control CPU, battery and the AC input circuit who connects in order, input EMC filter circuit, PFC power factor correction circuit, input rectification filter circuit, power isolation converting circuit, output rectification filter circuit, output voltage current detection circuitry, direct current output protection circuit all lug connection in on the main control CPU.
The alternating current input circuit, the input EMC filter circuit, the PFC power factor correction circuit, the input rectification filter circuit, the power isolation conversion circuit, the output rectification filter circuit, the output voltage and current detection circuit and the direct current output protection circuit which are connected in sequence are mainly used for realizing the conversion from the input alternating current input to the direct current output.
The alternating current input module realizes the input of alternating current mainly through electronic devices such as a connecting terminal and a safety component. The existing function of the input EMC filtering is to filter out electromagnetic disturbance at the input end and avoid external electromagnetic disturbance from being input into the power supply. The PFC power factor correction circuit has the existing functions of improving the power factor and saving electric energy. The input rectifying and filtering circuit has the existing function of inputting high-voltage alternating current to be rectified into direct current to supply power for follow-up. The existing functions of the power isolation and conversion circuit are transformer isolation and input and output isolation. The output rectifying and filtering circuit has the existing function of rectifying and filtering the converted voltage to form direct current for output. The existing function of the output voltage and current detection circuit is to utilize the sensor to detect the information of the output voltage and current and provide the information to the singlechip for subsequent measurement and control. The existing function of the direct current output protection circuit is a protection control circuit for outputting voltage and current, and the direct current output protection circuit is used for receiving a control signal of a single chip microcomputer, turning off output and protecting a power supply from being damaged.
The main control CPU mainly takes a single chip microcomputer or a DSP as a main part, realizes software storage and calculation functions, collects information such as input and output voltage and current of a power supply, and realizes various functions through the built-in existing software.
On the basis, a battery management and power supply feedback part is added. Mainly combined with the existing circuit combination.
The power isolation conversion circuit is connected with the master control CPU through a master control switching tube (including a chip), and the output voltage and current detection circuit is connected with the master control switching tube through a power output feedback circuit and a feedback photoelectric isolation circuit in sequence; the main control CPU is connected with a battery through a battery activation and electric quantity detection control circuit and a battery charging and discharging management module in sequence, the battery charging and discharging management module is connected with an output voltage and current detection circuit, and a battery electric quantity detection discharging load is connected between the main control CPU and the battery charging and discharging management module.
The main control switch tube (including chip) is the main conversion core device of the switch power supply, and the high-voltage direct current can be converted into high-frequency square wave through the module. The power output feedback circuit mainly collects output voltage, feeds back signals to the photoelectric isolation circuit and feeds back the signals to the main control chip. The feedback photoelectric isolation module is mainly used for feeding back the output voltage and current to the main control chip and adjusting the output voltage to be stable; the photoelectric isolation is used for the purpose of input and output isolation.
The existing function of the battery activation and electric quantity detection control circuit is mainly to detect the health state of the battery, and after the battery is discharged through the discharging module, whether the voltage of the battery meets the threshold value of the health state is detected.
The battery electric quantity detection discharging load mainly discharges the battery and serves as a dummy load to discharge the battery so as to accelerate the discharge of the battery; the existing functions of the battery charging and discharging management module are mainly used for normally charging and discharging the battery, and the battery can not be normally charged and discharged without the module.
An auxiliary power supply is connected between the input rectification filter circuit and the master control CPU, the auxiliary power supply is connected with the master control switching tube, the auxiliary power supply is powered by direct current after high-voltage rectification, low-voltage direct current is output, and power is supplied to the master control CPU, a chip, a single chip microcomputer and the like.
The main control CPU is connected with an external communication module, provides communication for users, transmits power supply information to the users or transmits user control information to the power supply, and realizes the functions of control and acquisition. The main control CPU is connected with a display liquid crystal screen for displaying power state information and the like, is used for man-machine interaction and is connected with the CPU through communication. The main control CPU is connected with a control key module to realize the control function of the power supply.
The utility model provides a power can take the battery, realizes the uninterrupted power supply function, has the charge-discharge protection and the battery activation maintenance function to the battery, and can carry out the function that carries out online detection to all kinds of parameters of battery.
By using the power supply, the damage of a large number of users caused by load change can be avoided, the service life of the battery is prolonged through the detection and maintenance of the battery, the production efficiency is improved through the liquid crystal display, and the product has great social and economic values.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. An intelligent distribution network power supply comprises a main control CPU, a battery, an alternating current input circuit, an input EMC filter circuit, a PFC power factor correction circuit, an input rectification filter circuit, a power isolation conversion circuit, an output rectification filter circuit, an output voltage current detection circuit and a direct current output protection circuit which are sequentially connected, wherein the output voltage current detection circuit and the direct current output protection circuit are directly connected to the main control CPU; the main control CPU is connected with a battery through a battery activation and electric quantity detection control circuit and a battery charging and discharging management module in sequence, the battery charging and discharging management module is connected with an output voltage and current detection circuit, and a battery electric quantity detection discharging load is connected between the main control CPU and the battery charging and discharging management module.
2. The intelligent distribution network power supply of claim 1, wherein an auxiliary power supply is connected between the input rectifying and filtering circuit and the main control CPU, the auxiliary power supply is connected to the main control switching tube, and the auxiliary power supply is configured to supply the main control CPU and the main control switching tube with the dc power processed by the input rectifying and filtering circuit.
3. The intelligent distribution network power supply of claim 1, wherein the master control CPU is connected with an external communication module, and the external communication module is configured to transmit power information to a user side.
4. The intelligent distribution network power supply of claim 1, wherein the master control CPU is connected with a display LCD screen.
5. The intelligent distribution network power supply of claim 1, wherein the master control CPU is connected with a control key module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021625871.XU CN212811297U (en) | 2020-08-07 | 2020-08-07 | Intelligent distribution network power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021625871.XU CN212811297U (en) | 2020-08-07 | 2020-08-07 | Intelligent distribution network power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212811297U true CN212811297U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021625871.XU Active CN212811297U (en) | 2020-08-07 | 2020-08-07 | Intelligent distribution network power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212811297U (en) |
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2020
- 2020-08-07 CN CN202021625871.XU patent/CN212811297U/en active Active
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