CN202888946U - Large-range switching adapter of emergency power supply specially for intelligent energy-efficient fire-fighting panic lamp - Google Patents
Large-range switching adapter of emergency power supply specially for intelligent energy-efficient fire-fighting panic lamp Download PDFInfo
- Publication number
- CN202888946U CN202888946U CN2012204544082U CN201220454408U CN202888946U CN 202888946 U CN202888946 U CN 202888946U CN 2012204544082 U CN2012204544082 U CN 2012204544082U CN 201220454408 U CN201220454408 U CN 201220454408U CN 202888946 U CN202888946 U CN 202888946U
- Authority
- CN
- China
- Prior art keywords
- circuit
- output
- power supply
- input
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
Abstract
The utility model discloses a large-range switching adapter of an emergency power supply specially for an intelligent energy-efficient fire-fighting panic lamp, comprising a filtering rectification circuit, a switch oscillation circuit, a multipath high frequency pulse width modulation voltage circuit, a low voltage rectification filter circuit, a voltage stabilizing circuit and an output circuit. The input of the rectification filter circuit is connected with an external power supply or a storage battery set; the output of the rectification filter circuit is in series with the switch oscillation circuit, the multipath high frequency pulse width modulation voltage circuit and the low voltage rectification filter circuit in sequence; and the output of the low voltage rectification filter circuit is connected with the output circuit through the voltage stabilizing circuit. According to the large-range switching adapter of an emergency power supply specially for an intelligent energy-efficient fire-fighting panic lamp, 70 to 240 V external AC power supplies and 75 to 300 V DC power supplies are supported for large-ranged voltage input, normal work is available under a wide voltage range, and the large-range switching adapter of an emergency power supply specially for an intelligent energy-efficient fire-fighting panic lamp is characterized in that the voltage adaptation scope is wide, output is stable, etc.
Description
Technical field
The utility model relates to a kind of Switching Power Supply, particularly relates to a kind of intelligent energy-saving fire emergency lamps dedicated emergency mains switch power supply adaptor of input power on a large scale of supporting.
Background technology
High speed development along with power electronic technology, power electronic equipment and people's work, the relation of life are day by day close, and electronic equipment all be unable to do without reliable power supply, the Switching Power Supply that entered the computer power supply round Realization eighties, take the lead in finishing the power supply replacement of computer, enter nineties Switching Power Supply and in succession enter various electronics, electric equipment field, stored-program control exchange, communication, electron detection device power supply, control appliance power supply etc. have all used Switching Power Supply widely, have more promoted developing rapidly of switch power technology.
Switching Power Supply is the power supply conversion equipment of small portable electronic device and electronic apparatus, generally is comprised of shell, switching mode power supply transformer and rectification circuit etc.But also there are many weak points in switch power source adapter in the market, has specifically following several:
1. can only adapt to 100～240V and exchange the input electricity, when change in voltage is larger, cisco unity malfunction;
2. the Voltage-output mode is single, can only export fixing voltage;
3. the element of Switching Power Supply is more, and circuit structure is complicated, and equipment energy consumption is high, and has improved manufacturing cost.
The utility model content
The purpose of this utility model is to solve the deficiencies in the prior art, and a kind of multichannel output is provided, and no-load loss is few, can work under wide voltage, and the intelligent energy-saving fire emergency lamps dedicated emergency power supply of stable output is switch power source adapter on a large scale.
The purpose of this utility model is achieved through the following technical solutions: intelligent energy-saving fire emergency lamps dedicated emergency power supply is switch power source adapter on a large scale, comprise filter rectifier, switch oscillating circuit, Multi-channel high-frequency pwm voltage circuit, lower pressure rectifier filter circuit, DC sample circuit, concussion and and control circuit for pulse-width modulation, DC voltage stabilizing circuit and output circuit group.
The input of current rectifying and wave filtering circuit is connected with external power source or batteries, the output of current rectifying and wave filtering circuit is connected with one tunnel input of switch oscillating circuit, the output of switch oscillating circuit links to each other with the input of lower pressure rectifier filter circuit by Multi-channel high-frequency pwm voltage circuit, the output of lower pressure rectifier filter circuit respectively with the DC sample circuit, the input of DC voltage stabilizing circuit links to each other, the output of DC voltage stabilizing circuit links to each other with the input of DC output circuit group, the input of DC sample circuit links to each other with DC12V output circuit in the DC output circuit group, the output of DC sample circuit links to each other with the input of concussion and control circuit for pulse-width modulation, and concussion is connected output and is inputted with another road of switch oscillating circuit and be connected with control circuit for pulse-width modulation.
DC output circuit group described in the utility model comprises DC12V, DC(-12V), DC5V, independent DC15V voltage stabilizing circuit and corresponding DC12V, the DC(-12V that connects thereof), DC5V, independent DC15V output circuit.
External power source described in the utility model comprises 70 ~ 240V AC power.
Batteries power supply described in the utility model comprises 75 ~ 300V DC power supply.
The beneficial effects of the utility model:
1. acceptable power supply input range is wide, all can work in following scope: direct current 75 ~ 300V exchanges 70 ~ 240V;
2. have multichannel output, can the different direct voltage of output multi-channel, and each road direct voltage isolates mutually, is independent of each other;
3. replace a plurality of input circuits with an input circuit, equipment energy consumption is reduced;
4. replace a plurality of mains switches with a mains switch, device element reduces, and circuit structure is oversimplified, and has reduced cost.
Description of drawings
Fig. 1 is the utility model emergency power supply circuit structure block diagram of switch power source adapter on a large scale.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in further detail, but protection range of the present utility model is not limited to the following stated.
As shown in Figure 1, intelligent energy-saving fire emergency lamps dedicated emergency power supply is switch power source adapter on a large scale, comprise filter rectifier, switch oscillating circuit, Multi-channel high-frequency pwm voltage circuit, lower pressure rectifier filter circuit, DC sample circuit, concussion and and control circuit for pulse-width modulation, DC voltage stabilizing circuit and output circuit group.
The input of current rectifying and wave filtering circuit is connected with external power source or batteries, the output of current rectifying and wave filtering circuit is connected with one tunnel input of switch oscillating circuit, the output of switch oscillating circuit links to each other with the input of lower pressure rectifier filter circuit by Multi-channel high-frequency pwm voltage circuit, the output of lower pressure rectifier filter circuit respectively with the DC sample circuit, the input of DC voltage stabilizing circuit links to each other, the output of DC voltage stabilizing circuit is connected with the output circuit group, the input of DC sample circuit links to each other with DC12V output circuit in the DC output circuit group, the output of DC sample circuit links to each other with the input of concussion and control circuit for pulse-width modulation, and concussion is connected output and is inputted with another road of switch oscillating circuit and be connected with control circuit for pulse-width modulation.
DC output circuit group described in the utility model comprises DC12V, DC(-12V), DC5V, independent DC15V voltage stabilizing circuit and corresponding DC12V, the DC(-12V that connects thereof), DC5V, independent DC15V output circuit.
External power source described in the utility model comprises 70 ~ 240V AC power.
Batteries power supply described in the utility model comprises 75 ~ 300V DC power supply.
Claims (4)
1. intelligent energy-saving fire emergency lamps dedicated emergency power supply switch power source adapter on a large scale, it is characterized in that: it comprises filter rectifier, switch oscillating circuit, Multi-channel high-frequency pwm voltage circuit, lower pressure rectifier filter circuit, DC sample circuit, concussion and control circuit for pulse-width modulation, DC voltage stabilizing circuit and output circuit group; The input of filter rectifier is connected with external power source or batteries, the output of filter rectifier is connected with one tunnel input of switch oscillating circuit, the output of switch oscillating circuit links to each other with the input of lower pressure rectifier filter circuit by Multi-channel high-frequency pwm voltage circuit, the output of lower pressure rectifier filter circuit respectively with the DC sample circuit, the input of DC voltage stabilizing circuit links to each other, the output of DC voltage stabilizing circuit is connected with the output circuit group, the input of DC sample circuit links to each other with DC12V output circuit in the DC output circuit group, the output of DC sample circuit links to each other with the input of concussion and control circuit for pulse-width modulation, and concussion is connected output and is inputted with another road of switch oscillating circuit and be connected with control circuit for pulse-width modulation.
2. intelligent energy-saving fire emergency lamps dedicated emergency power supply according to claim 1 switch power source adapter on a large scale, it is characterized in that: described DC output circuit group comprises DC12V, DC-12V, DC5V, independent DC15V voltage stabilizing circuit and corresponding DC12V, DC-12V, DC5V, the independent DC15V output circuit that connects thereof.
3. intelligent energy-saving fire emergency lamps dedicated emergency power supply according to claim 1 switch power source adapter on a large scale, it is characterized in that: described external power source comprises 70 ~ 240V AC power.
4. intelligent energy-saving fire emergency lamps dedicated emergency power supply according to claim 1 switch power source adapter on a large scale, it is characterized in that: described batteries power supply comprises 75 ~ 300V DC power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204544082U CN202888946U (en) | 2012-09-07 | 2012-09-07 | Large-range switching adapter of emergency power supply specially for intelligent energy-efficient fire-fighting panic lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204544082U CN202888946U (en) | 2012-09-07 | 2012-09-07 | Large-range switching adapter of emergency power supply specially for intelligent energy-efficient fire-fighting panic lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202888946U true CN202888946U (en) | 2013-04-17 |
Family
ID=48080336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204544082U Expired - Fee Related CN202888946U (en) | 2012-09-07 | 2012-09-07 | Large-range switching adapter of emergency power supply specially for intelligent energy-efficient fire-fighting panic lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202888946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863818A (en) * | 2017-12-13 | 2018-03-30 | 广州市鑫炜明电子科技有限公司 | A kind of uninterrupted multi-channel DC output switch power source of intelligent integral |
-
2012
- 2012-09-07 CN CN2012204544082U patent/CN202888946U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863818A (en) * | 2017-12-13 | 2018-03-30 | 广州市鑫炜明电子科技有限公司 | A kind of uninterrupted multi-channel DC output switch power source of intelligent integral |
| CN107863818B (en) * | 2017-12-13 | 2021-03-19 | 广州市鑫炜明电子科技有限公司 | Intelligent integrated uninterrupted multi-path direct current output switching power supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201656756U (en) | AC/DC server power | |
| CN203261105U (en) | Power system of PRU communication base station | |
| CN202931014U (en) | Special-purpose emergency power supply system for intelligent energy-saving fire-fighting emergency lamp | |
| CN201869103U (en) | Variable-voltage power supply | |
| CN205429767U (en) | Multi -functional emergent charging case of policeman fire control | |
| CN202025031U (en) | Single-phase low-power carrier consumption-controlled intelligent electric energy meter based on DC-DC | |
| CN202888946U (en) | Large-range switching adapter of emergency power supply specially for intelligent energy-efficient fire-fighting panic lamp | |
| CN201839195U (en) | AC-DC dual-purpose high-voltage DC power supply system | |
| CN206517138U (en) | A kind of power circuit of single-phase intelligent ammeter | |
| CN201298940Y (en) | LED light fixture driving power supply | |
| CN204696942U (en) | Centralized alternating current-direct current dual input d. c. remote power supply administration end system | |
| CN204068742U (en) | Low-power power adapter drive circuit | |
| CN204068409U (en) | The electric power system that a kind of photovoltaic and communication power supply combinationally use | |
| CN204480645U (en) | A kind of novel LED display electric power system | |
| CN204156541U (en) | A kind of microcomputer controlled photovoltaic synchronization inverter system | |
| CN207819786U (en) | A kind of isolated power supply topological circuit of High Power Factor | |
| CN202488366U (en) | Energy-saving ultra-small switch power supply for plug and socket with electronic circuit | |
| CN203457385U (en) | Emergency lamp centralized control device | |
| CN202907304U (en) | Control circuit for fire-fighting indicating lamps | |
| CN206004399U (en) | A kind of uninterrupted voltage-stabilized power supply circuit of DC DC | |
| CN204887583U (en) | Intelligent LED street lamp energy -saving control ware | |
| CN203708560U (en) | Load drive circuit of low voltage DC power supply equipment | |
| CN206452585U (en) | A kind of xenon lamp control circuit | |
| CN203084040U (en) | Low-power single-phase electronic type multi-rate meter | |
| CN203708110U (en) | Power adapter with resistance to high temperature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20150907 |
|
| EXPY | Termination of patent right or utility model |