CN103346524A - Power output device - Google Patents
Power output device Download PDFInfo
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- CN103346524A CN103346524A CN2013102807453A CN201310280745A CN103346524A CN 103346524 A CN103346524 A CN 103346524A CN 2013102807453 A CN2013102807453 A CN 2013102807453A CN 201310280745 A CN201310280745 A CN 201310280745A CN 103346524 A CN103346524 A CN 103346524A
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- circuit
- control circuit
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Abstract
The invention discloses a power output device which comprises an input port, an output port, a detection control circuit and a display control circuit. The input port is connected with the input end of the detection control circuit, and the output end of the detection control circuit is respectively connected with the display control circuit and the output port. The power output device is mainly used between the input end of a device power source and a power grid and has the function of isolating direct connection between the power grid and the power output device. When the power grid or the power output device breaks down, connection between the power grid and the power output device can be effectively cut down, the power output device is protected, and meanwhile the safety of workers is guaranteed.
Description
Technical field
The present invention relates to a kind of power supply output equipment, be applicable to various home appliances and industrial drives overhaul of the equipments occasion.
Background technology
The maintenance that powers on of legacy equipment product all is directly to be connected on electrical network alternating current 220V or the interchange 380V.If short circuit or other fault appear in equipment, input current sharply increases, and gently then causes input current end protection unit trip, and is heavy then cause equipment explosion, jeopardizes maintainer's safety.
Summary of the invention
Technical problem to be solved by this invention is: a kind of power supply output equipment is provided, has solved the problem of circuit protection in the device power maintenance process.Prevent device damage, guarantee staff's safety simultaneously.
The present invention adopts following technical scheme for solving the problems of the technologies described above:
A kind of power supply output equipment comprises input port, output port, detection control circuit, shows control circuit; Described input port is connected with the input of described detection control circuit, and the output of described detection control circuit is connected with apparent control circuit, output port respectively.
Described detection control circuit comprises rectification circuit, testing circuit, control circuit, treatment circuit; Described input port is connected with the input of described rectification circuit, the input of control circuit; The output of described rectification circuit is connected with the input of described testing circuit; Described treatment circuit is connected with the output of described testing circuit, the control end of control circuit, apparent control circuit respectively; The output of described control circuit is connected with described output port.
Described testing circuit is at least a in over-current detection circuit, over-voltage detection circuit, overheating detection circuit, the short-circuit detecting.
Described detection control circuit comprises automatic power cutoff device.
Described apparent control circuit comprises display device, control panel; Wherein, display device receives the instruction of described treatment circuit, shows job information, and described control panel arranges detection threshold, is sent to treatment circuit.
Described display device is LED display.
Compared with prior art, the present invention has following beneficial effect:
Power supply output equipment of the present invention is mainly used between the input and electrical network of device power supply (DPS); play the effect that electrical network and equipment directly link to each other of isolating; when electrical network or equipment break down; effectively cut off being connected between electrical network and the equipment; when having protected equipment, guaranteed staff's safety.
Description of drawings
Fig. 1 is structured flowchart of the present invention.
Fig. 2 is that present device is used the connection block diagram.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is elaborated:
As shown in Figure 1, a kind of power supply output equipment comprises input port, output port, detection control circuit, display circuit; Described input port is connected with the input of described detection control circuit, and the output of described detection control circuit is connected with display circuit, output port respectively.
Wherein, described detection control circuit comprises rectification circuit, testing circuit, control circuit, treatment circuit; Described input port is connected with the input of described rectification circuit, the input of control circuit; The output of described rectification circuit is connected with the input of described testing circuit; Described treatment circuit is connected with output, the control end of control circuit, the display circuit of described testing circuit respectively; The output of described control circuit is connected with described output port.
Described detection control circuit comprises at least a in over-current detection circuit, over-voltage detection circuit, overheating detection circuit, the short-circuit detecting.
Described detection control circuit comprises automatic power cutoff device.
Described display circuit comprises LED display.
This equipment is used and is connected as shown in Figure 2; the input port of described power supply output equipment is connected with the output of external electrical network; the output port of described power supply output equipment is connected with the power input mouth of Devices to test; the power supply output equipment is used for when electrical network or Devices to test break down; being electrically connected between timely fast shut-off electrical network and the Devices to test; isolate electrical network and Devices to test, play the effect of protection equipment and personal safety.
Function and the operation principle of each module of this equipment are as follows:
Rectification circuit: become direct voltage to export testing circuit to the ac voltage rectifier of input.
Testing circuit: testing circuit is according to the signal that receives, and be sent to treatment circuit after in real time will this signal handling, and testing circuit is at least a in over-current detection circuit, over-voltage detection circuit, overheating detection circuit, the short-circuit detecting.
Control circuit: being electrically connected between control electrical network and the Devices to test is switched on or switched off.
Treatment circuit: the information and the pre-set threshold that send according to testing circuit compare, judge whether the work at present state is normal, if the work at present state is undesired, send control command to the control end of control circuit, control disconnects electrical network and is connected with power supply between the Devices to test.Treatment circuit sends work state information to display device in real time and shows.
Display device: show the work at present state information in real time.
Control panel: detection threshold voltage is set, is sent to processing module, different threshold values can be set, make this equipment can be operated in different states, compatible good.
This equipment is such equipment in the power input series connection of equipment, line voltage is input in the detected equipment by this equipment again, and this equipment plays the effect of a restriction input current, when breaking down, in time cut off the power supply of detected equipment, avoid dangerous and take place.
Claims (6)
1. a power supply output equipment is characterized in that: comprise input port, output port, detection control circuit, show control circuit; Described input port is connected with the input of described detection control circuit, and the output of described detection control circuit is connected with apparent control circuit, output port respectively.
2. power supply output equipment according to claim 1, it is characterized in that: described detection control circuit comprises rectification circuit, testing circuit, control circuit, treatment circuit; Described input port is connected with the input of described rectification circuit, the input of control circuit; The output of described rectification circuit is connected with the input of described testing circuit; Described treatment circuit is connected with the output of described testing circuit, the control end of control circuit, apparent control circuit respectively; The output of described control circuit is connected with described output port.
3. power supply output equipment according to claim 2 is characterized in that: described testing circuit is at least a in over-current detection circuit, over-voltage detection circuit, overheating detection circuit, the short-circuit detecting.
4. according to claim 1,2 or 3 described power supply output equipments, it is characterized in that: described detection control circuit comprises automatic power cutoff device.
5. according to claim 1,2 or 3 described power supply output equipments, it is characterized in that: described apparent control circuit comprises display device, control panel; Wherein, display device receives the instruction of described treatment circuit, shows job information, and described control panel arranges detection threshold, is sent to treatment circuit.
6. power supply output equipment according to claim 5, it is characterized in that: described display device is LED display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102807453A CN103346524A (en) | 2013-07-05 | 2013-07-05 | Power output device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102807453A CN103346524A (en) | 2013-07-05 | 2013-07-05 | Power output device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103346524A true CN103346524A (en) | 2013-10-09 |
Family
ID=49281307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102807453A Pending CN103346524A (en) | 2013-07-05 | 2013-07-05 | Power output device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103346524A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140874A (en) * | 2015-08-24 | 2015-12-09 | 苏州市博得立电源科技有限公司 | Safety isolation device for power supply output |
| CN105140875A (en) * | 2015-08-27 | 2015-12-09 | 无锡伊佩克科技有限公司 | Vehicle power supply output photoelectric coupled isolation circuit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1825729A (en) * | 2006-03-07 | 2006-08-30 | 张世兴 | Integrated controller for meter and electrical appliance |
| US7394632B2 (en) * | 2004-09-30 | 2008-07-01 | Rockwell Automation Technologies, Inc. | Line interface module |
| CN201813208U (en) * | 2010-06-22 | 2011-04-27 | 高泽伟 | Visual intelligent control protector |
| CN102044978A (en) * | 2009-10-16 | 2011-05-04 | 群康科技(深圳)有限公司 | Power supply circuit and monitoring protection method thereof |
| CN203367962U (en) * | 2013-07-05 | 2013-12-25 | 无锡商业职业技术学院 | Power outputting device |
-
2013
- 2013-07-05 CN CN2013102807453A patent/CN103346524A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7394632B2 (en) * | 2004-09-30 | 2008-07-01 | Rockwell Automation Technologies, Inc. | Line interface module |
| CN1825729A (en) * | 2006-03-07 | 2006-08-30 | 张世兴 | Integrated controller for meter and electrical appliance |
| CN102044978A (en) * | 2009-10-16 | 2011-05-04 | 群康科技(深圳)有限公司 | Power supply circuit and monitoring protection method thereof |
| CN201813208U (en) * | 2010-06-22 | 2011-04-27 | 高泽伟 | Visual intelligent control protector |
| CN203367962U (en) * | 2013-07-05 | 2013-12-25 | 无锡商业职业技术学院 | Power outputting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140874A (en) * | 2015-08-24 | 2015-12-09 | 苏州市博得立电源科技有限公司 | Safety isolation device for power supply output |
| CN105140875A (en) * | 2015-08-27 | 2015-12-09 | 无锡伊佩克科技有限公司 | Vehicle power supply output photoelectric coupled isolation circuit |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131009 |