CN205791790U - The main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit - Google Patents
The main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit Download PDFInfo
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- CN205791790U CN205791790U CN201620766035.0U CN201620766035U CN205791790U CN 205791790 U CN205791790 U CN 205791790U CN 201620766035 U CN201620766035 U CN 201620766035U CN 205791790 U CN205791790 U CN 205791790U
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- power supply
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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
Abstract
The utility model discloses a kind of main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit; including main power supply circuits and stand-by power supply circuit; main power supply circuits are connected with load by the first unilateral diode; stand-by power supply circuit is connected with load by second single diode; it is additionally provided with the main circuit detection MCU for detecting voltage and stand-by circuit detection MCU; stand-by power supply circuit includes stand-by power supply set of cells and control switching circuit, and control switching circuit includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, the electric capacity that powers on, resistance and the 3rd metal-oxide-semiconductor.Simple in construction of the present utility model, switching control is simple and convenient, and it uses metal-oxide-semiconductor control, can effectively reduce the loss of battery current, and stability in use is good and the suitability strong, and practicality is good.
Description
Technical field
This utility model belongs to Remote control electronic lock major-minor power supply and changes and cut protection circuit technical field, is specifically related to one
The main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit.
Background technology
Existing electronic lock is typically all and uses Double-battery powered, and wherein a road battery supply can not be changed when not having electricity separately
One tunnel circuit battery is powered, and two-way all power consumptions simultaneously, thus do not reach the purpose of preferable stand-by power supply, it is difficult to ensure
The stability in use of electronic lock and reliability, the suitability and practicality are restricted.
Summary of the invention
In order to solve above-mentioned technical problem, it is good that the purpose of this utility model is to provide a kind of simple in construction, stability in use
And the strong main power supply circuits of Remote control electronic lock of the suitability and stand-by power supply circuit switch protecting circuit.
The technical scheme realizing this utility model purpose is: a kind of main power supply circuits of Remote control electronic lock and stand-by power supply circuit
Switch protecting circuit, including main power supply circuits and stand-by power supply circuit, described main power supply circuits by the first unilateral diode with
Load is connected, and described stand-by power supply circuit is connected with load by second single diode, is additionally provided with for detecting voltage
Main circuit detection MCU and stand-by circuit detection MCU, described stand-by power supply circuit includes stand-by power supply set of cells and switching control electricity
Road, described control switching circuit includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, the electric capacity that powers on, resistance and the 3rd metal-oxide-semiconductor, described first
The drain electrode of metal-oxide-semiconductor is connected with the positive pole of described stand-by power supply set of cells, the positive pole of source electrode and the second unilateral diode is connected,
Grid is connected on the positive pole of stand-by power supply set of cells by resistance, described in power on electric capacity be connected to the drain electrode of the first metal-oxide-semiconductor with
Between source electrode, the drain electrode of described second metal-oxide-semiconductor is connected with the grid of the first metal-oxide-semiconductor, and the source ground of the second metal-oxide-semiconductor is described
The grid of the second metal-oxide-semiconductor is connected with main circuit detection MCU switching signal end, the drain electrode of described 3rd metal-oxide-semiconductor and the first metal-oxide-semiconductor
Grid be connected, the source ground of described 3rd metal-oxide-semiconductor and the grid of described 3rd metal-oxide-semiconductor are opened with stand-by circuit detection MCU
OFF signal end is connected.
Described first metal-oxide-semiconductor is p-type metal-oxide-semiconductor, and described second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor are N-type metal-oxide-semiconductor.
The magnitude of voltage of described main power supply circuits is 6V, and the magnitude of voltage of described stand-by power supply set of cells is 12V.
Its operation principle is summarized as follows: main circuit 6V power abundance time, main circuit detection MCU and stand-by circuit detection MCU
Detect that voltage is normal, thus control the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor, make stand-by power supply set of cells disconnect, it is achieved only by main confession
Electricity circuit is powered, and when the 6V battery voltage of main power supply circuits drops to low-voltage variation voltage, 12V powers on electric capacity moment
Powering for spare MCU, MCU can detect main circuit after powering be OV (or less than less than protection voltage), is rapidly switched to
12V is battery-powered；Main circuit detection MCU and stand-by circuit detection MCU detection and by switching signal end generation switching signal from
And start the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor, so that available electricity set of cells is powered, complete main power supply circuits and standby confession
The switching of electricity circuit and protection.
This utility model has positive effect: simple in construction of the present utility model, switching control is simple and convenient, and it uses
Metal-oxide-semiconductor controls, and can effectively reduce the loss of battery current, and stability in use is good and the suitability strong, and practicality is good.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail this utility model, wherein:
Fig. 1 is structured flowchart of the present utility model；
Fig. 2 is physical circuit figure of the present utility model.
Detailed description of the invention
(embodiment 1)
Fig. 1 and Fig. 2 shows a kind of detailed description of the invention of the present utility model, and wherein Fig. 1 is structure of the present utility model
Block diagram；Fig. 2 is physical circuit figure of the present utility model.
See Fig. 1 and Fig. 2, a kind of main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit, including main
Power supply circuits 1 and stand-by power supply circuit 2, described main power supply circuits 1 are connected with load 7 by the first unilateral diode 3, described
Stand-by power supply circuit 2 is connected with load by second single diode 4, is additionally provided with the main circuit detection MCU5 for detecting voltage
Detecting MCU6 with stand-by circuit, described stand-by power supply circuit 2 includes stand-by power supply set of cells 21 and control switching circuit 22, described
Control switching circuit includes the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, the electric capacity C that powers on, resistance R and the 3rd metal-oxide-semiconductor Q3, described first
The drain electrode of metal-oxide-semiconductor Q1 is connected with the positive pole of described stand-by power supply set of cells BT, source electrode and the positive pole phase of the second unilateral diode 4
Connect, grid is connected on the positive pole of stand-by power supply set of cells 21 by resistance R, described in the electric capacity C that powers on be connected to the first metal-oxide-semiconductor
Between drain electrode and the source electrode of Q1, the drain electrode of described second metal-oxide-semiconductor Q2 is connected with the grid of the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2
Source ground, the grid of described second metal-oxide-semiconductor Q2 and main circuit detection MCU5 switching signal end is connected, described 3rd MOS
The drain electrode of pipe Q3 is connected with the grid of the first metal-oxide-semiconductor Q1, the source ground of described 3rd metal-oxide-semiconductor Q3 and described 3rd metal-oxide-semiconductor
The grid of Q3 is connected with stand-by circuit detection MCU6 switching signal end.
Described first metal-oxide-semiconductor is p-type metal-oxide-semiconductor, and described second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor are N-type metal-oxide-semiconductor.
The magnitude of voltage of described main power supply circuits is 6V, and the magnitude of voltage of described stand-by power supply set of cells is 12V.
Its operation principle is summarized as follows: main circuit 6V power abundance time, main circuit detection MCU and stand-by circuit detection MCU
Detect that voltage is normal, thus control the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor, make stand-by power supply set of cells disconnect, it is achieved only by main confession
Electricity circuit is powered, and when the 6V battery voltage of main power supply circuits drops to low-voltage variation voltage, 12V powers on electric capacity moment
Powering for spare MCU, MCU can detect main circuit after powering be OV (or less than less than protection voltage), is rapidly switched to
12V is battery-powered；Main circuit detection MCU and stand-by circuit detection MCU detection and by switching signal end generation switching signal from
And start the second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor, so that available electricity set of cells is powered, complete main power supply circuits and standby confession
The switching of electricity circuit and protection.
Simple in construction of the present utility model, switching control is simple and convenient, and it uses metal-oxide-semiconductor control, can effectively reduce electricity
The loss of pond electric current, stability in use is good and the suitability strong, and practicality is good.
Obviously, above-described embodiment of the present utility model is only for clearly demonstrating this utility model example, and
It it is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.Here without also all of embodiment being given
Exhaustive.And these belong to obvious change that connotation of the present utility model extended out or variation still falls within this practicality
Novel protection domain.
Claims (3)
1. the main power supply circuits of Remote control electronic lock and a stand-by power supply circuit switch protecting circuit, including main power supply circuits and standby
Power supply circuits, described main power supply circuits are connected with load by the first unilateral diode, and described stand-by power supply circuit is by the
Two single diodes are connected with load, are additionally provided with the main circuit detection MCU for detecting voltage and stand-by circuit detection MCU, its
It is characterised by: described stand-by power supply circuit includes stand-by power supply set of cells and control switching circuit, described control switching circuit bag
Including the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, the electric capacity that powers on, resistance and the 3rd metal-oxide-semiconductor, the drain electrode of described first metal-oxide-semiconductor is standby with described
The positive pole of supplying cell group is connected, the positive pole of source electrode and the second unilateral diode is connected, grid is connected to standby by resistance
On positive pole by supplying cell group, described in the electric capacity that powers on be connected between drain electrode and the source electrode of the first metal-oxide-semiconductor, described 2nd MOS
The drain electrode of pipe is connected with the grid of the first metal-oxide-semiconductor, the source ground of the second metal-oxide-semiconductor, the grid of described second metal-oxide-semiconductor and main electricity
Road detection MCU switching signal end is connected, and the drain electrode of described 3rd metal-oxide-semiconductor is connected with the grid of the first metal-oxide-semiconductor, and the described 3rd
The source ground of metal-oxide-semiconductor and the grid of described 3rd metal-oxide-semiconductor are connected with stand-by circuit detection MCU switching signal end.
The main power supply circuits of Remote control electronic lock the most according to claim 1 and stand-by power supply circuit switch protecting circuit, it is special
Levying and be: described first metal-oxide-semiconductor is p-type metal-oxide-semiconductor, described second metal-oxide-semiconductor and the 3rd metal-oxide-semiconductor are N-type metal-oxide-semiconductor.
The main power supply circuits of Remote control electronic lock the most according to claim 2 and stand-by power supply circuit switch protecting circuit, it is special
Levying and be: the magnitude of voltage of described main power supply circuits is 6V, the magnitude of voltage of described stand-by power supply set of cells is 12V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766035.0U CN205791790U (en) | 2016-07-20 | 2016-07-20 | The main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766035.0U CN205791790U (en) | 2016-07-20 | 2016-07-20 | The main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205791790U true CN205791790U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620766035.0U Active CN205791790U (en) | 2016-07-20 | 2016-07-20 | The main power supply circuits of Remote control electronic lock and stand-by power supply circuit switch protecting circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205791790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045201A (en) * | 2019-04-11 | 2019-07-23 | 珠海格力智能装备有限公司 | Intelligent door lock tests circuit and intelligent door lock test device |
| CN112271768A (en) * | 2020-10-13 | 2021-01-26 | 东莞新能德科技有限公司 | Circuit system of battery pack, battery pack and device using battery pack |
-
2016
- 2016-07-20 CN CN201620766035.0U patent/CN205791790U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045201A (en) * | 2019-04-11 | 2019-07-23 | 珠海格力智能装备有限公司 | Intelligent door lock tests circuit and intelligent door lock test device |
| CN112271768A (en) * | 2020-10-13 | 2021-01-26 | 东莞新能德科技有限公司 | Circuit system of battery pack, battery pack and device using battery pack |
| CN112271768B (en) * | 2020-10-13 | 2024-02-13 | 东莞新能德科技有限公司 | Battery pack circuit system, battery pack and device using battery pack |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |