CN101820165B - Power device for alarm system - Google Patents
Power device for alarm system Download PDFInfo
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- CN101820165B CN101820165B CN200910118662.8A CN200910118662A CN101820165B CN 101820165 B CN101820165 B CN 101820165B CN 200910118662 A CN200910118662 A CN 200910118662A CN 101820165 B CN101820165 B CN 101820165B
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Abstract
The invention provides a power device for an alarm system, comprising a power supply control switch, a power switching device, a power switching device control circuit, an authentication information input unit and an authentication and processing unit, wherein the power switching control device control circuit is connected with a control end of the power switching device and used for controlling the on-off of the power switching device according to a control signal of the authentication and processing unit; the authentication information input unit is used for inputting authentication information; the input end of the authentication and processing unit is connected with the power supply control switch; and the output end of the authentication and processing unit is connected with the power switching device control circuit and used for controlling the power switching device control circuit according to the detected state of the power supply control switch and the received authentication information so as to control the on-off of the power switching device. In the invention, a power supply is controlled by adopting a password authentication mode, which not only facilitates users to switch off the power supply to clean or maintain equipment by the users, but also can avoid the condition that the power device is abused by other people to cause the failure of the alarm system.
Description
Technical field
The present invention relates to power supply control field, refer to especially the supply unit that a kind of warning system is used.
Background technology
Current, along with social development, people are more and more higher to comfortableness and the security requirement of life, and corresponding Smart Home industry develops growth rapidly.The warning system that plays security protection effect is widely adopted in Smart Home.
After warning system starts, indoor terminal (as indoor platforms such as the indoor set of video intercom, indoor gateway and intelligent terminals) is by the state at each probe place of monitoring.When there being abnormal conditions to occur, if any people, to force open the door and enter, probe state will change, and indoor terminal will send alerting signal after probe state variation being detected, as sent alerting signal to places such as property, security personnel.
In order to prevent that indoor terminal from reporting to the police normally the going home to be used as illegal invasion of user, indoor terminal can not reported to the police after probe state variation being detected at once, so that user cancels warning if having time.Problem is, if before indoor terminal is reported to the police the power supply of cut-out indoor terminal, indoor terminal also cannot outwards send alerting signal, lose the effect of security protection.
At present, for preventing that the power supply that other people maliciously cut off indoor terminal from making indoor terminal cannot send alerting signal, the method conventionally adopting: the one, at indoor terminal, power switch is not installed; The 2nd, the power switch of indoor terminal is hidden in and does not allow detectable dark place, as in the corner that is difficult for touching.The shortcoming of first method is: if indoor terminal is keeped in repair or clean operation, for ensuring personal safety and avoid indoor terminal to send false alarm, just need to disconnect the total power switch of warning system, because each equipment of warning system is centrally connected power supply, cut off can not normally the moving of other equipment that total power switch can make warning system.The shortcoming of second method is: power switch is hidden in to dark place and not only can brings inconvenience to user's use, and bring hidden danger to safety, once because power switch has been found and cut off the power supply of indoor terminal by other people, will cause indoor terminal power-off to work.
Summary of the invention
In view of this, the supply unit that provides a kind of warning system to use is provided fundamental purpose of the present invention, has both facilitated user to cut off the electricity supply so that user cleans or keeps in repair equipment, can avoid again being caused warning system to lose efficacy by other people abuse.
The supply unit that warning system provided by the invention is used comprises: power supply manipulation of switches 108, power switching devices 109, power switching devices control circuit 101, authentication information input block 110 and authentication processing unit 100; Wherein,
Power switching devices control circuit 101, is connected with the control end of power switching devices 109, for controlling the closed of power switching devices 109 according to the control signal of authentication processing unit 100 or disconnecting;
Authentication information input block 110, for input authentication information.
Wherein, described authentication processing unit 100 comprises:
Authentication information receives subelement 104, for receiving the authentication information by 110 inputs of authentication information input block;
Authentication information storing sub-units 106, can be used for storing default authentication information;
Whether data are subelement 105 relatively, correct for judge the authentication information of authentication information reception subelement 104 receptions according to the authentication information of authentication information storing sub-units 106 storages;
Central authorities process subelement 102, for control authentication information according to the testing result of detection sub-unit 103, receive the relatively execution of subelement 105 of subelement 104, data, and to controlling subelement 107, send control signal according to the judged result of data comparison subelement 105; With
Preferably, authentication processing unit 100 consists of the processor of tape storage.
Wherein, described power switching devices 109 is relay.
Wherein, described power switching devices control circuit 101 comprises triode Q1, the 4th resistance R 4 and the 5th resistance R 5, wherein,
The grounded emitter of described triode Q1, the collector of described triode is connected with power supply through the coil of described relay 109, and the base stage of triode is through the 4th resistance R 4 ground connection, and the base stage of triode also connects the output terminal of authentication processing unit 100 through the 5th resistance R 5.
Wherein, described power switching devices control circuit 101 also comprises the diode that is connected to described relay 109 coil two ends.
Wherein, one end of described power supply manipulation of switches 108 is connected with power supply, and the other end is connected with the input end of authentication processing unit 100 via the first resistance R 1, and via the second resistance R 2 ground connection.
Optionally, described authentication information input block 110 is touch-screen, key board, voice-input unit, any or its combination in fingerprint input block.
The present invention adopts the mode of authentication processing unit controls power switching devices to realize and cuts off warning system power supply, because needs are inputted correct authentication information authentication processing unit and just can be controlled power switching devices and cut off warning system power supply, so just power supply manipulation of switches can be arranged on to convenient place of using, not only facilitate user to cut off the power supply of warning system but also be difficult for invaded person's abuse to cause warning system to lose efficacy.
Authentication information input block of the present invention can adopt touch-screen, key board, voice-input unit or fingerprint input block, has multiple input modes to select.
Power switching devices of the present invention adopts relay, therefore, simple in structure, and energising is reliable.
Power switching devices control circuit of the present invention adopts triode to add the structure of resistance, and therefore simple in structure, cost is low.
Power switching devices control circuit of the present invention also has the diode that is connected to relay coil two ends, therefore can absorb the induction electromotive force producing in relay coil, can reduce interference like this, improves the stability of power switching devices control circuit.
Accompanying drawing explanation
Fig. 1 is the theory diagram of supply unit;
Fig. 2 is the schematic diagram of the user interface of supply unit.
Embodiment
The supply unit of take below uses on warning system indoor terminal as example is introduced the present invention.Fig. 1 is the theory diagram of supply unit, as shown in Figure 1, supply unit of the present invention is by the manipulation of switches 108 of powering, relay 109, control relay circuit 101, Password Input unit 110 and password identification unit 100 form, wherein, in the present embodiment, using relay 109 as power switching devices, control relay circuit 101 is as power switching devices control circuit, and Password Input unit 110 is as authentication information input block, and password identification unit 100 is as authentication processing unit.
100 pairs of the password identification unit password of being inputted by Password Input unit 110 authenticates, if consistent with default password, pilot relay control circuit 101, makes relay 109 actions, thereby cuts off the power supply to indoor terminal 10.
As shown in Figure 1, one end of power supply manipulation of switches 108 is connected with power supply+VDD1, and the other end is connected with the input end IN1 of password identification unit 100 by the first resistance R 1, and input end IN1 is by the second resistance R 2 ground connection;
Control relay circuit 101, be connected with the output terminal OUT1 of password identification unit 100, be used for according to the closed of the control signal pilot relay 109 of password identification unit 100 or disconnect, it comprises: triode Q1, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5 and diode D1, wherein, the grounded emitter of described triode Q1, collector is connected with power supply+VDD2 through the coil of relay 109, and the base stage of triode Q1 is connected with the output terminal OUT1 of password identification unit 100 through the 5th resistance R 5.The 3rd resistance R 3 and the 4th resistance R 4 form bleeder circuit the base stage of triode Q1 are formed to bias voltage.Diode D1 is contrary with the polarity of triode Q1, is connected in parallel on the coil two ends of relay 109, that is, the positive pole of described diode D1 is connected with the collector of triode Q1, and negative pole is connected with power supply+VDD2.
Password receives subelement 104 and is connected with Password Input unit 110, is responsible for setting up password input block 110, and while having Password Input in Password Input unit 110, password receives subelement 104 inputted password is transported to relatively subelement 105 of password;
Whether password is subelement 105 relatively, correct for judge the password of password reception subelement 104 receptions according to the password of password storing sub-units 106 storages;
In password storing sub-units 106, have default password, this default password can call for password comparison subelement 105;
Central authorities process subelement 102, for control password according to the testing result of detection sub-unit 103, receive the relatively execution of subelement 105 of subelement 104, password, and to controlling subelement 107, send control signal according to the judged result of password comparison subelement 105.Specifically, central authorities process subelement 102 and receive after the signal that power supply manipulation of switches 108 closures detected that detection sub-unit 103 sends, central authorities process subelement 102 and control the password that password receives subelement 104 reception user 110 inputs in Password Input unit, central authorities process subelement 102 and then control password comparison subelement 105 and password is received to the password that password that subelement 104 receives and password storing sub-units 106 store compare, central authorities process subelement 102, and according to the password of user's input of the judgement of password comparison subelement 105, and the password of storage is consistent or inconsistent result sends to controlling subelement 107 control command of exporting low or high level signal.
The voltage of power supply+VDD1 of take is below 5V, the voltage of power supply+VDD2 is 12V, it is 1K ohm that the referential data of resistance is respectively the first resistance R 1, the second resistance R 2 is 10K ohm, the 3rd resistance R 3 is 4.7K ohm, the 4th resistance R 4 is 10K ohm, and the 5th resistance is that 4.7K ohm is that example is introduced the present invention.
During original state, password identification unit 100 output low levels, because power supply manipulation of switches 108 disconnects, triode Q1 is in cut-off state, and relay 109 also disconnects thus, and indoor terminal 10 is not powered, and indoor terminal 10 is in dormant state.
When needs start indoor terminal, the closed power supply of user manipulation of switches 108, at this moment, in the 3rd resistance R 3, there is voltage to produce, by the dividing potential drop effect of the 3rd resistance R 3, the four resistance R 4, the base voltage of triode Q1 is greater than the forward voltage of triode, so triode Q1 conducting.Relay 109 adhesives, indoor terminal 10 powers on, and voltage is 5V, and indoor terminal 10 starts.At this moment, if there have people to enter to be indoor, probe state will change, and indoor terminal 10 detects probe state variation and will send alerting signal after postponing certain hour.
When power supply manipulation of switches 108 is closed, due to the first resistance R 1 and the second resistance R 2 dividing potential drops, input end IN1 in password identification unit 100 has high level input, and the now output terminal OUT1 of password identification unit 100 output high level, therefore, even if power supply manipulation of switches 108 is opened, triode Q1 also maintains conducting state.
When the power-off of needs indoor terminal (as keep in repair or clean), user disconnects power supply manipulation of switches 108.Now the signal on the input end IN1 of password identification unit 100 is low level, this signal is detected by detection sub-unit 103 and is transfused to central authorities processes subelement 102, password receives subelement 104 and in central authorities, processes under the control of subelement 102, setting up password input block 110, now, at one of the touch screen display of Password Input unit 110 Password Input user interface as shown in Figure 2.User inputs password on operation interface, and this password is received after subelement 104 receives and inputs to relatively subelement 105 of password by password.Password comparison subelement 105 compares default password in the password of user's input and password storing sub-units 106.
If the password of user's input is consistent with default password, central authorities process subelement 102 and to control subelement 107, send the control command of output low level signal, the low level signal of the upper generation of output terminal OUT1, now, triode Q1 becomes cut-off state from conducting state, and relay 109 cuts off to the power supply of indoor terminal 10 because of power-off.Indoor terminal, in off-position, outwards sends alerting signal when can avoid indoor terminal 10 in maintenance or cleaning, and also can guarantee maintenance or the personnel's of cleaning personal safety.
If the password of user's input and default password are inconsistent, now, control subelement 107 and maintain output high level signal, so relay 109 continuation adhesives, indoor terminal 10 normal operations, are postponing to send warning after certain hour.Effectively avoiding being caused by other people abuse can not Normal Alarm.
Because the present invention adopts the mode of cipher authentication, the control of implementation to power supply, therefore power supply manipulation of switches 108 can be arranged on to convenient place of using, this not only facilitates user cut off the power supply of indoor terminal 10 but also be difficult for being caused reporting to the police by the third party's abuse beyond user.
Because the processor of the password identification unit 100 of controlling power-off by tape storage forms, thus simple in structure, dependable performance.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.For example, authentication information input block can be also key board, voice-input unit or fingerprint input block etc. except adopting Password Input unit, certainly, when if Password Input unit adopts voice-input unit, fingerprint input block etc., accordingly at password storing sub-units 106 storages corresponding authentication information with it.For example, when authentication information input block adopts fingerprint input block, user is placed on finger on the fingerprint identification device of fingerprint input block, fingerprint identification device obtains user's finger print identifying information, power switching devices control circuit is controlled according to the authentication information receiving in authentication processing unit, with the closed or disconnection to power switching devices, controls; Similar, authentication information input block also can adopt card reader, for reading the authentication information in card when the user card punching; Authentication information input block also can adopt USB interface, for the authentication information in read memory when user inserts storer.
In addition, power switching devices can also adopt the switching devices such as triode, mosfet.Power switching devices control circuit adopts and the corresponding control circuit of switching device thereupon.For example, control relay circuit also can adopt the integrated drive of the models such as 2003.As long as power supply+VDD1 and power supply+VDD2 can be same power supplys, at this moment the corresponding numerical value that changes resistance.The present invention is not only only applicable to indoor terminal, applicable too for other forms of warning system.
Claims (8)
1. the supply unit that warning system is used, it is characterized in that, comprising: power supply manipulation of switches (108), power switching devices (109), power switching devices control circuit (101), authentication information input block (110) and authentication processing unit (100); Wherein,
Power switching devices (109) is connected between power supply and warning system feeder ear;
Power switching devices control circuit (101), is connected with the control end of power switching devices (109), for controlling the closed of power switching devices (109) according to the control signal of authentication processing unit (100) or disconnecting;
Authentication information input block (110), for input authentication information;
Authentication processing unit (100), its input end is connected with power supply manipulation of switches (108), output terminal is connected with power switching devices control circuit (101), for controlling power switching devices control circuit (101) according to the state of power supply manipulation of switches (108) detecting and the authentication information of reception, with the closed or disconnection to power switching devices (109), control.
2. device according to claim 1, is characterized in that, described authentication processing unit (100) comprising:
Detection sub-unit (103), for detection of the state that is connected to the power supply manipulation of switches (108) of authentication processing unit (100) input end;
Authentication information receives subelement (104), for receiving the authentication information by authentication information input block (110) input;
Authentication information storing sub-units (106), for storing default authentication information;
Data are subelement (105) relatively, for judging that according to the authentication information of authentication information storing sub-units (106) storage whether the authentication information of authentication information reception subelement (104) reception is correct;
Central authorities process subelement (102), for control authentication information according to the testing result of detection sub-unit (103), receive subelement (104) and the relatively execution of subelement (105) of data, and according to data relatively the judged result of subelement (105) to control subelement (107), send control signal; With
Control subelement (107), the control signal receiving for basis is sent control signal by the output terminal of authentication processing unit (100) to power switching devices control circuit (101).
3. device according to claim 2, is characterized in that, authentication processing unit (100) consist of the processor of tape storage.
4. device according to claim 1, is characterized in that, described power switching devices (109) is relay.
5. device according to claim 4, is characterized in that, described power switching devices control circuit (101) comprises triode (Q1), the 4th resistance (R4) and the 5th resistance (R5), wherein,
The grounded emitter of described triode (Q1), the collector of described triode is connected with power supply through the coil of described relay (109), the base stage of triode is through the 4th resistance (R4) ground connection, and the base stage of triode also connects the output terminal of authentication processing unit (100) through the 5th resistance (R5).
6. device according to claim 5, is characterized in that, described power switching devices control circuit (101) also comprises the diode that is connected to described relay (109) coil two ends.
7. device according to claim 1, it is characterized in that, one end of described power supply manipulation of switches (108) is connected with power supply, the other end is connected with the input end of authentication processing unit (100) via the first resistance (R1), and the input end of authentication processing unit (100) is via the second resistance (R2) ground connection.
8. device according to claim 1, is characterized in that, described authentication information input block (110) is any or its combination in touch-screen, key board, voice-input unit and fingerprint input block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910118662.8A CN101820165B (en) | 2009-02-27 | 2009-02-27 | Power device for alarm system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910118662.8A CN101820165B (en) | 2009-02-27 | 2009-02-27 | Power device for alarm system |
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| Publication Number | Publication Date |
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| CN101820165A CN101820165A (en) | 2010-09-01 |
| CN101820165B true CN101820165B (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910118662.8A Active CN101820165B (en) | 2009-02-27 | 2009-02-27 | Power device for alarm system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102708604A (en) * | 2012-01-12 | 2012-10-03 | 苏州百正信息科技有限公司 | Anti-violence password control system and technical scheme thereof |
| CN106780865A (en) * | 2016-11-28 | 2017-05-31 | 何鑫 | A kind of intelligent door lock method of controlling security |
| CN108091092B (en) * | 2018-01-24 | 2021-05-14 | 上海胜战科技发展有限公司 | Intelligent security system based on network security chip |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87210548U (en) * | 1987-09-12 | 1988-04-13 | 赵习径 | Alarm for guarding against theft with function of recognizable host |
| CN2035121U (en) * | 1988-05-19 | 1989-03-29 | 林梓梁 | Computer theft-against warner |
| CN2047422U (en) * | 1988-12-24 | 1989-11-08 | 熊国斌 | Multi-functional alarm for guarding against theft |
-
2009
- 2009-02-27 CN CN200910118662.8A patent/CN101820165B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87210548U (en) * | 1987-09-12 | 1988-04-13 | 赵习径 | Alarm for guarding against theft with function of recognizable host |
| CN2035121U (en) * | 1988-05-19 | 1989-03-29 | 林梓梁 | Computer theft-against warner |
| CN2047422U (en) * | 1988-12-24 | 1989-11-08 | 熊国斌 | Multi-functional alarm for guarding against theft |
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| CN101820165A (en) | 2010-09-01 |
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