CN203800685U - Power supply module of microcomputer protection device - Google Patents
Power supply module of microcomputer protection device Download PDFInfo
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- CN203800685U CN203800685U CN201420094988.8U CN201420094988U CN203800685U CN 203800685 U CN203800685 U CN 203800685U CN 201420094988 U CN201420094988 U CN 201420094988U CN 203800685 U CN203800685 U CN 203800685U
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Abstract
The utility model discloses a power supply module of a microcomputer protection device. The power supply module comprises a backup power supply, a charging and discharging management module, a voltage boosting module, a voltage-stabilizing control switch switching module and a control output module, wherein an output end of the backup power supply is connected with an input end of the charging and discharging management module, an output end of the charging and discharging management module is connected with an input end of the voltage boosting module, an output end of the voltage boosting module is connected with an input end of the voltage-stabilizing control switch switching module, an output end of the voltage-stabilizing control switch switching module is connected with an input end of the control output module, and an output end of the control output module is connected with a control end of the microcomputer protection device for controlling the microcomputer protection device. Compared with the prior art, the power supply module of the microcomputer protection device realizes the purpose of supplying power for high-voltage (DC220V\DC110V\DC48V\DC24V) tripping mechanism by using a 3.6V battery through the circuit structure and the arrangement of the voltage boosting module and the voltage-stabilizing control switch switching module, can switch off a circuit breaker without any external power supply, and solves the self-powered microcomputer protection cold quick-break problem.
Description
Technical field
The utility model relates to microcomputer protecting device, is specifically related to the power module of microcomputer protecting device.
Background technology
Along with a large amount of on-the-spot practical application of microcomputer protecting device, according to switch cubicle operating mechanism voltage difference, it is different classes of that microcomputer protecting device is specifically subdivided into again 220V, 48V, 24V etc., and device internal current voltage transitions and driving operating mechanism mode are also all different.The microcomputer protecting device of supporting 220V operating mechanism is to discharge pulse voltage by energy-storage travelling wave tube, and the microcomputer protecting device of supporting 48V, 24V operating mechanism is to be realized and being driven by the inner backup battery of device.
At present; existing microcomputer protecting device; in order to meet different demands, generally there are two power modules, one is light current power supply; one is forceful electric power power supply; light current power supply is generally taken from back-up source (for example lithium battery), and the external adapter of the general needs of forceful electric power power supply connects civil power again and carrys out power taking, and this is inapplicable in some specific occasion; and external equipment is numerous and diverse, circuit trouble, and cost is high.
Utility model content
Therefore,, for above-mentioned problem, the utility model proposes a kind of power module of microcomputer protecting device; its power circuit is improved; set up a battery boost module, by back-up source is boosted, realize forceful electric power power supply; thereby avoid passing through again mains-supplied; and then reduce costs, easy to use, be particularly suitable for various high pressure occasions; range of application is more extensive, can apply DC220V DC110V DC48V the microcomputer protecting device of the various operating mechanisms of DC24V.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is, a kind of power module of microcomputer protecting device, comprise back-up source, management of charging and discharging module, boost module, voltage stabilizing control switch handover module, control output module, the output of back-up source is connected to the input of management of charging and discharging module, the output of management of charging and discharging module is connected to the input of boost module, the output of boost module is connected to the input of voltage stabilizing control switch handover module, the output of voltage stabilizing control switch handover module is connected to the input of controlling output module, the output of controlling output module is connected to the control end of microcomputer protecting device, microcomputer protecting device is controlled.Described back-up source can adopt lithium battery to realize.
Further, described boost module comprises transformer T11, diode D11, diode D12, inductance L 2, electric capacity EC2, two ends of the armature winding of transformer T11 are connected to management of charging and discharging module, after one end series diode D12 of the secondary winding of transformer T11, be connected in parallel with diode D11, after rear its one end series inductance L2 in parallel, be connected in parallel with electric capacity EC2 again.
Further, described transformer T11 is positive activation type transformer, and further, described transformer T11 is two winding transformer.
Further, described voltage stabilizing control switch handover module comprises field effect transistor Q11, capacitor C 31, resistance R 31, resistance R 32 and resistance R 34, one end of the G utmost point contact resistance R31 of field effect transistor Q11 and one end of resistance R 32, the other end of resistance R 31 connects controls output module, the other end ground connection of resistance R 32; The S utmost point ground connection of field effect transistor Q11, the D Ji Yi road of field effect transistor Q11 connects boost module, another road resistance R 34 in sequential series and the rear ground connection of capacitor C 31.
The utility model is by foregoing circuit structure; compared with prior art; by the setting of boost module and voltage stabilizing control switch handover module; realized single-lithium-battery pond (3.6V battery) can for high voltage (DC220V DC110V DC48V DC24V) object of tripping mechanism power supply; and then realize energy separating brake circuit breaker in without any external power situation, solve the disconnected problem of self-powered Microcomputer Protection cooling rate.Meanwhile, avoided the setting of external power supply, and then reduced cost, easy to use, make its range of application more extensive, can apply DC220V DC110V DC48V the microcomputer protecting device of the various operating mechanisms of DC24V.
Brief description of the drawings
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the circuit theory diagrams of embodiment 1 of the present utility model;
Fig. 3 is the circuit theory diagrams of embodiment 2 of the present utility model.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
The power module of a kind of microcomputer protecting device of the present utility model, referring to Fig. 1, comprise back-up source, management of charging and discharging module, boost module, voltage stabilizing control switch handover module, control output module, the output of back-up source is connected to the input of management of charging and discharging module, the output of management of charging and discharging module is connected to the input of boost module, the output of boost module is connected to the input of voltage stabilizing control switch handover module, the output of voltage stabilizing control switch handover module is connected to the input of controlling output module, the output of controlling output module is connected to the control end of microcomputer protecting device, microcomputer protecting device is controlled.Described back-up source can adopt lithium battery to realize.
embodiment 1
As a specific embodiment, referring to Fig. 2, described boost module comprises transformer T1, diode D1, diode D2, diode D3, diode D4, inductance L 1, electric capacity EC1, two ends of the armature winding of transformer T1 are connected to management of charging and discharging module, diode D1, diode D2, diode D3, diode D4 form rectifier bridge, after one end series inductance L1 after the secondary winding rectifier bridge in parallel of transformer T1, are connected in parallel with electric capacity EC2 again.Transformer T1 is positive activation type transformer, and diode D1, diode D2, diode D3, diode D4 form rectifier bridge, play rectified action, and inductance L 1 plays filtering energy storage effect, and electric capacity EC2 is storage capacitor.
Wherein, preferred, transformer T1 is positive activation type transformer.In the present embodiment, described transformer T11 is two winding transformer.
In addition, described voltage stabilizing control switch handover module comprises field effect transistor Q2, capacitor C 12, resistance R 20, resistance R 15 and resistance R 23, one end of the G utmost point contact resistance R20 of field effect transistor Q2 and one end of resistance R 23, the other end of resistance R 20 connects controls output module, the other end ground connection of resistance R 23; The S utmost point ground connection of field effect transistor Q2, the D Ji Yi road of field effect transistor Q2 connects boost module, another road resistance R 15 in sequential series and the rear ground connection of capacitor C 12.This voltage stabilizing control switch handover module can arrange two.Field effect transistor Q2 is for HF switch control.
embodiment 2
As the feasible embodiment of another one, referring to Fig. 3, described boost module comprises transformer T11, diode D11, diode D12, inductance L 2, electric capacity EC2, two ends of the armature winding of transformer T11 are connected to management of charging and discharging module, after one end series diode D12 of the secondary winding of transformer T11, be connected in parallel with diode D11, after rear its one end series inductance L2 in parallel, be connected in parallel with electric capacity EC2 again.Diode D11 is reverse fly-wheel diode, plays protection and afterflow effect, and diode D12 is forward rectifier diode, plays rectified action, and inductance L 2 plays filtering energy storage effect, and electric capacity EC1 is storage capacitor.
In the present embodiment, described transformer T11 positive activation type two winding transformer.
In addition, described voltage stabilizing control switch handover module comprises field effect transistor Q11, capacitor C 31, resistance R 31, resistance R 32 and resistance R 34, one end of the G utmost point contact resistance R31 of field effect transistor Q11 and one end of resistance R 32, the other end of resistance R 31 connects controls output module, the other end ground connection of resistance R 32; The S utmost point ground connection of field effect transistor Q11, the D Ji Yi road of field effect transistor Q11 connects boost module, another road resistance R 34 in sequential series and the rear ground connection of capacitor C 31.Field effect transistor Q11 is for HF switch control.
The utility model is by foregoing circuit structure; compared with prior art; by the setting of boost module and voltage stabilizing control switch handover module; realized single-lithium-battery pond (3.6V battery) can for high voltage (DC220V DC110V DC48V DC24V) object of tripping mechanism power supply; and then realize energy separating brake circuit breaker in without any external power situation, solve the disconnected problem of self-powered Microcomputer Protection cooling rate.Meanwhile, avoided the setting of external power supply, and then reduced cost, easy to use, make its range of application more extensive, can apply DC220V DC110V DC48V the microcomputer protecting device of the various operating mechanisms of DC24V.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.
Claims (5)
1. the power module of a microcomputer protecting device, it is characterized in that: comprise back-up source, management of charging and discharging module, boost module, voltage stabilizing control switch handover module, control output module, the output of back-up source is connected to the input of management of charging and discharging module, the output of management of charging and discharging module is connected to the input of boost module, the output of boost module is connected to the input of voltage stabilizing control switch handover module, the output of voltage stabilizing control switch handover module is connected to the input of controlling output module, the output of controlling output module is connected to the control end of microcomputer protecting device, microcomputer protecting device is controlled.
2. the power module of microcomputer protecting device according to claim 1; it is characterized in that: described boost module comprises transformer T11, diode D11, diode D12, inductance L 2, electric capacity EC2; two ends of the armature winding of transformer T11 are connected to management of charging and discharging module; after one end series diode D12 of the secondary winding of transformer T11, be connected in parallel with diode D11, after rear its one end series inductance L2 in parallel, be connected in parallel with electric capacity EC2 again.
3. the power module of microcomputer protecting device according to claim 2, is characterized in that: described transformer T11 is positive activation type transformer.
4. according to the power module of the microcomputer protecting device described in claim 2 or 3, it is characterized in that: described transformer T11 is two winding transformer.
5. the power module of microcomputer protecting device according to claim 1, it is characterized in that: described voltage stabilizing control switch handover module comprises field effect transistor Q11, capacitor C 31, resistance R 31, resistance R 32 and resistance R 34, one end of the G utmost point contact resistance R31 of field effect transistor Q11 and one end of resistance R 32, the other end of resistance R 31 connects controls output module, the other end ground connection of resistance R 32; The S utmost point ground connection of field effect transistor Q11, the D Ji Yi road of field effect transistor Q11 connects boost module, another road resistance R 34 in sequential series and the rear ground connection of capacitor C 31.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094988.8U CN203800685U (en) | 2014-03-04 | 2014-03-04 | Power supply module of microcomputer protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094988.8U CN203800685U (en) | 2014-03-04 | 2014-03-04 | Power supply module of microcomputer protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800685U true CN203800685U (en) | 2014-08-27 |
Family
ID=51382873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420094988.8U Expired - Fee Related CN203800685U (en) | 2014-03-04 | 2014-03-04 | Power supply module of microcomputer protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203800685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553069A (en) * | 2016-01-26 | 2016-05-04 | 赛诺威盛科技（北京）有限公司 | Auxiliary power supply device of computer tomography (CT) system |
-
2014
- 2014-03-04 CN CN201420094988.8U patent/CN203800685U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553069A (en) * | 2016-01-26 | 2016-05-04 | 赛诺威盛科技（北京）有限公司 | Auxiliary power supply device of computer tomography (CT) system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20210304 |