CN102561820A - Electric mortise lock with earthquake resistance - Google Patents

Electric mortise lock with earthquake resistance Download PDF

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Publication number
CN102561820A
CN102561820A CN2012100324497A CN201210032449A CN102561820A CN 102561820 A CN102561820 A CN 102561820A CN 2012100324497 A CN2012100324497 A CN 2012100324497A CN 201210032449 A CN201210032449 A CN 201210032449A CN 102561820 A CN102561820 A CN 102561820A
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CN
China
Prior art keywords
mortise lock
vibration information
dead bolt
electric mortise
processing unit
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Pending
Application number
CN2012100324497A
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Chinese (zh)
Inventor
吴德会
张海荣
王晓红
孙宝康
张忠远
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Xiamen University
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Xiamen University
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Application filed by Xiamen University filed Critical Xiamen University
Priority to CN2012100324497A priority Critical patent/CN102561820A/en
Publication of CN102561820A publication Critical patent/CN102561820A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an electric mortise lock with earthquake resistance and relates to a lockset. The invention provides the electric mortise lock with the earthquake resistance, which not only can respond rapidly according to the earthquake category when an earthquake exists so as to ensure that a safety door can not be blocked, and also has firmness and theft prevention of a burglar-proof door. The electric mortise lock is provided with a vibration information acquisition unit, an intelligent processing unit, a double-tongue executing unit and a power supply, wherein an input end of the intelligent processing unit is connected with a vibration information output end of the vibration information acquisition unit, the output end of the intelligent processing unit is connected with the double-tongue executing unit, and the power supply is electrically connected with the vibration information acquisition unit, the intelligent processing unit and the double-tongue executing unit. The electric mortise lock with the earthquake resistance integrates the machinery and the electronics, not only can detect the vibration in real time, but also can send instructions to the double-tongue executing unit when the destructive earthquake happens, and unlocks to open the door, so that the safety door can be prevented from getting stuck.

Description

A kind of electric mortise lock with antiseismic function
Technical field
The present invention relates to a kind of lockset, especially relate to a kind of electric mortise lock with antiseismic function.
Background technology
The development of lockset enjoys people's attention always, and how the development of traditional lockset mainly concentrates on ruggedized construction, on the safe antitheft.Consider that seldom lock can not in time be opened, and causes safety door to be stuck easily when earthquake generation, body of wall such as subsided at extreme case, personnel's problem such as can't escape.
Especially in recent years, global earthquakes takes place frequently, and can not in time open because of door lock, causes safety door to be stuck, and the phenomenon that personnel have little time escape rapidly happens occasionally.Therefore, how to let both firmly antitheft of lockset, can when earthquake takes place, in time door be opened again and just seem particularly important.Up to the present; Also proposed some improved technology and thinkings both at home and abroad, wherein, Chinese patent 95223181.6 discloses a kind of Earthquake-proof door; Have at least a plane except that hinge one side, to be the inclined-plane in the outerplanar of the doorjamb of this Earthquake-proof door and the inner plane of door frame; When earthquake took place, door can only move to the direction of opening the door, and door is opened easily.But the door degree of intelligence that this lockset is installed simultaneously is not high, can not when earthquake takes place, obtain by automatic sensing, and door is opened.
Summary of the invention
The object of the present invention is to provide and a kind ofly not only can when earthquake takes place, make a response rapidly, thereby guarantee that safety door can not be stuck, and have the fastness of security door and the electric mortise lock with antiseismic function of theftproof according to earthquake magnitude.
The present invention is provided with vibration information collecting unit, intelligent processing unit, double tongue type performance element and power supply; The vibration information output of intelligent processing unit input termination vibration information collecting unit, intelligent processing unit output termination double tongue type performance element, power supply is electrically connected with vibration information collecting unit, intelligent processing unit and double tongue type performance element respectively.
Said vibration information collecting unit can be provided with at least 2 sensors, and said sensor is located in door lock, doorframe and the body of wall.
Said sensor can adopt acceleration transducer or angular-rate sensor etc.
Said intelligent processing unit can be provided with analog-to-digital conversion module, pattern recognition module, earthquake intensity coding module and microcontroller; The vibration information output of the input termination vibration information collecting unit of said analog-to-digital conversion module; The output termination pattern recognition module input of analog-to-digital conversion module; The output head grounding shake intensity coding module input of pattern recognition module; Earthquake intensity coding module output termination microcontroller input, the control signal output termination double tongue type performance element of microcontroller.
Said microcontroller can adopt single-chip microcomputer or digital signal processor (DSP) etc.
Said double tongue type performance element can be provided with main dead bolt, secondary dead bolt, relay and bracing frame.Main dead bolt and secondary dead bolt are separately fixed at two sides of bracing frame, and main dead bolt and secondary dead bolt are orthogonal, and relay is located in the bracing frame, and relay is electrically connected with the control signal output of microcontroller.
Said power supply can adopt 220V alternating current or battery pack etc.
Machinery is melted in the present invention, electronics is an one, not only can detect in real time vibration, and can when ruinous earthquake takes place, send instruction to the double tongue type performance element, unblanks to open the door, thereby avoids safety door to be stuck.
Description of drawings
Fig. 1 is the structure composition frame chart of the embodiment of the invention.In Fig. 1, respectively be labeled as: A is an intelligent processing unit, and 101 is the vibration information collecting unit, and 102 is analog-to-digital conversion module, and 103 is pattern recognition module, and 104 is the earthquake intensity coding module, and 105 is microcontroller, and 106 is the double tongue type performance element, and 107 is power supply.
Fig. 2 is the location map of safety door, electric mortise lock main body and the vibrating sensor of the embodiment of the invention.
Fig. 3 is that the structure of power line, electric mortise lock main body, secondary dead bolt and the main dead bolt of the electric mortise lock of the embodiment of the invention is formed sketch map.
Fig. 4 is that the lock tongue slot of the pairing position of secondary dead bolt At time of eject of the embodiment of the invention, main dead bolt and the structure of dead bolt shell main body are formed sketch map.
Fig. 5 is the circuit theory diagrams of the embodiment of the invention.
In Fig. 2~5, respectively be labeled as: 1 is the 1st vibrating sensor, and 2 is the safety door hinge, and 3 is doorframe; 4 is door leaf, and 5 is the 2nd vibrating sensor, and 6 are the shell of electric mortise lock main body (inside comprises single-chip microcomputer or DSP, vibration information collecting unit, double tongue type performance element, vibrating sensor etc.), and 7 is the dead bolt shell; 8 is the power line of electric mortise lock, and 9 is the electric mortise lock main body, and 10 is secondary dead bolt, and 11 is main dead bolt; 12 is the pairing position of secondary dead bolt At time of eject, and 13 is the lock tongue slot of main dead bolt, and 14 is dead bolt shell main body; 15 intend two-dimentional MEMS acceleration transducer for the ADXL203 pattern, and 16 is TCL0834 type A/D converter, and 17 is the MSP430 microprocessor; 18 is the HK4100 electromagnetic relay, and 19 is CN3052 type charging circuit, and 20 is Li-Ion rechargeable battery.
The specific embodiment
Referring to Fig. 1~3, the embodiment of the invention is provided with vibration information collecting unit 101, intelligent processing unit A, double tongue type performance element 106 and power supply 107.Said intelligent processing unit A is provided with analog-to-digital conversion module 102, pattern recognition module 103, earthquake intensity coding module 104 and microcontroller 105; The vibration information output of the input termination vibration information collecting unit 101 of said analog-to-digital conversion module 102; Output termination pattern recognition module 103 inputs of analog-to-digital conversion module 102; Output head grounding shake intensity coding module 104 inputs of pattern recognition module 103; Earthquake intensity coding module 104 output termination microcontrollers 105 inputs, the control signal output termination double tongue type performance element 106 of microcontroller 105.Power supply 107 is electrically connected with vibration information collecting unit 101, intelligent processing unit A and double tongue type performance element 106 respectively.
Said vibration information collecting unit is provided with 2 sensors (the 1st sensor 1 and the 2nd sensor 5), is located at respectively in body of wall and the door leaf 4.2 sensors adopt the ADXL203 pattern to intend two-dimentional MEMS acceleration transducer.
Said double tongue type performance element 106 is provided with main dead bolt 11, secondary dead bolt 10, relay (not drawing in the drawings) and bracing frame.Main dead bolt 11 and secondary dead bolt 10 are separately fixed at two sides of bracing frame, and main dead bolt 11 and secondary dead bolt 10 are orthogonal, and relay is located in the bracing frame, and relay is electrically connected with the control signal output of microcontroller.
Said power supply can adopt 220V alternating current or battery pack etc.
Said microcontroller can adopt single-chip microcomputer or digital signal processor (DSP) etc.
Below provide specific embodiment:
1. in the outer body of wall of doorframe or doorframe mounting points is set; A vibrating sensor is installed; The vibrating sensor of a similar function also is installed in the electric mortise lock simultaneously; Electric mortise lock with antiseismic function detects vibration signal in real time through these two vibrating sensors, and outputs it to intelligent processing unit (like single-chip microcomputer, DSP etc.) via signals collecting and modulation module and make corresponding judgment processing.Wherein, the installation attitude of two sensors will keep identical, all adopts the mode of vertically laying.
The advantage of two sensors of above-mentioned placement mainly contains: one; Two sensors separately on the position; Be installed in diverse location respectively, can detect the difference of vibration signal, and through this difference judge this vibration be cause by the normal switch door or by seimic.It is identical that the installation attitude of two, two sensors keeps, and can reduce because of putting the detection error that difference is brought.When taking place owing to earthquake simultaneously at first is that the vertical vibrating ripple is the oscillation crosswise ripple then, therefore adopts the mode of vertically laying can detect the intensity of earthquake sooner more accurately.
2. intelligent processing unit is this technological core unit with antiseismic function electric mortise lock.Signal after the modulation can draw the energy of burst after intelligent processing unit is done the big or small calculation process of cross correlation, and then obtains the correlation evaluation of unlike signal sequence through energy, thereby oscillation intensity is made an assessment.Can judge whether send instruction according to the comparison of assessed value and threshold value again, control double tongue type executing agency makes corresponding actions.
Wherein, the output of vibrating sensor through collection with modulation after use X (k) and Y (k) to represent respectively, k=1 wherein, 2...... ∞.Utilize the principle of cross correlation at present, burst X (k) and Y (k) done to analyze as follows:
1) with mobile window get discrete series be respectively X (i, i+1......i+N-1) and Y (i, i+1......i+N-1), wherein N is for moving the length of window.
2) the vibrational energy E of the above-mentioned sequence of calculating x(i)=X 2(i), E y(i)=Y 2(i)
3) ask for the correlation evaluation of two sequences R ( i ) = 1 N Σ j = 1 N [ X 2 ( i + j ) · Y 2 ( i - j ) ]
4) obtain the signal correction property coefficient by above step after, the size of preset threshold δ on this signal correlation coefficients R (i) and the threshold value dish relatively again:
When R (i)<δ, explain vibration be not by earthquake cause or the intensity of earthquake little, ignore, double tongue type executing agency does not carry out action.
When R (i)>δ, explain violent earthquake take place that intelligent processing unit sends instruction to double tongue type executing agency, unblanks to open the door.
Signal correlation calculates very key in the intelligent processing unit, is come earthquake intensity is carried out Intelligent Recognition by it just, gets rid of the interference of other vibrations simultaneously.For example, when having the people to walk about in normal switch door or the corridor or to be the generation small earthquake, the variation of signal property pass property can be arranged all, but in these cases, it is all very little that signal correlation is estimated R (i), do not reach threshold value, therefore can not cause to open the door and unblank.Have only when ruinous earthquake takes place, just can cause signal correlation to estimate R (i) and reach threshold value, thereby realize corresponding actions.Therefore the present invention has the precision height, the advantage of good reliability.In addition, above-mentioned threshold value dish is a numerical value mapping table dish, i.e. the corresponding relation of signal correlation R (i) and earthquake intensity, the earthquake intensity that various signals correlation R (i) is corresponding different.People can set the corresponding earthquake intensity of unblanking to open the door through the threshold value on the setting threshold dish.In case after configuring, when earthquake intensity reached on the threshold value dish setting value, unlocking signal was promptly sent at the Intelligent treatment center, guarantee main dead bolt withdrawal, secondary dead bolt ejects, and door is backed down.
3. double tongue type executing agency is the mechanical body part with antiseismic function electric mortise lock, and it can have two dead bolts, secondary dead bolt of a main dead bolt, and wherein main dead bolt is the dead bolt of locking a door, and has electricity to eject, the outage withdrawal; Secondary dead bolt generally all is to be in retracted mode on the adjacent surface of main dead bolt, has only when violent earthquake takes place, and just can eject after receiving the enabling signal of intelligent processing unit, and door is backed down.Double tongue type executing agency and intelligent processing unit and vibrating sensor all integrate, and are supplied power by domestic power supply.When earthquake takes place when; By the fire-fighting requirement, to cut off the power supply in the building, at this moment; Intelligent processing unit and vibrating sensor, double tongue type executing agency etc. be temporarily by magnanimity electric capacity or powered battery, can effectively control dead bolt and accomplish corresponding action smoothly to guarantee signal that intelligent processing unit sends out.
In the present embodiment, the action of two dead bolts of double tongue type executing agency is not to carry out simultaneously, and there is an of short duration time interval centre; Promptly main dead bolt is withdrawal earlier; Wait to delay time after 02~1.0s, secondary dead bolt ejects again, does like this and can avoid because secondary dead bolt ejects too fast; And the main dead bolt that will also not eject fully is stuck in the situation in the locked groove, thereby has guaranteed to have the reliability of antiseismic function electric mortise lock.
Fig. 5 provides the circuit theory diagrams of the embodiment of the invention; In Fig. 5, mark 15 is intended two-dimentional MEMS acceleration transducer for the ADXL203 pattern, and 16 is TCL0834 type A/D converter; 17 is the MSP430 microprocessor; 18 is the HK4100 electromagnetic relay, and 19 is CN3052 type charging circuit, and 20 is Li-Ion rechargeable battery.
Below provide the course of work of the present invention:
The vibration information collecting unit is used to gather vibration information, and the vibration information collecting unit also can be provided with at least 3 sensors, and said sensor is located in door lock, doorframe and the body of wall, and said sensor is sense vibrations in real time, and information is outputed to intelligent processing unit.
Intelligent processing unit is used for the signal of vibration information collecting unit output is done pattern recognition process, and is encoded into corresponding earthquake magnitude, then according to earthquake magnitude; Send commands for controlling double tongue type performance element and make corresponding actions; Said intelligent processing unit is provided with analog-to-digital conversion module, pattern recognition module, earthquake intensity coding module and microcontroller, and said analog-to-digital conversion module is used for the analog signal conversion of sensor is become data signal, and outputs to pattern recognition module; Said pattern recognition module is through doing the cross correlation computing to a plurality of signals; The energy of single sequence, and then the correlation evaluation that draws the unlike signal sequence, and then draw an assessed value of oscillation intensity according to the correlation evaluation of burst; If the correlation of burst is estimated high, then the explanation vibration is strong; If the correlation of burst thinks poorly of, then the explanation vibration is faint.
Said earthquake intensity coding module is different according to the intensity of earthquake; The different earthquake magnitude of encoding, and set respective threshold, be specially a threshold value dish; It is a numerical value mapping table dish; Be the corresponding relation of signal correlation R (i) and earthquake intensity, the earthquake intensity that various signals correlation R (i) is corresponding different, people can set the corresponding earthquake intensity of unblanking to open the door through the threshold value on the setting threshold dish.
Said microcontroller module is used for the signal processing and instruction is sent, and when assessed value reached threshold value, microcontroller sent instruction, and control double tongue type performance element is made corresponding actions, comprises main dead bolt withdrawal and secondary dead bolt ejection etc.; When the oscillation intensity assessed value does not reach threshold value, do not do corresponding actions.
The double tongue type performance element---be used to lock a door and in emergency circumstances door is backed down.Generally, this mechanism and common electrical mortise lock are similar, only when emergencies such as earthquake take place, just can simultaneously door be backed down according to the instruction auto-unlocking.This mechanism can be made up of two dead bolts, relay and bracing frames etc.Wherein two dead bolts are divided into a main dead bolt and a secondary dead bolt, and main dead bolt is used to lock a door, and secondary dead bolt is used for door is backed down.Main dead bolt and secondary dead bolt all receive the control of intelligent processing unit.Wherein, secondary dead bolt is generally all withdrawn, and only in that violent earthquake takes place, just can eject when receiving enabling signal.
Power supply---being used for to whole system power supply being provided, can be that the 220V alternating current also can be a battery pack.
Gather vibration signal and make digitized processing through a plurality of vibrating sensors that are installed in respectively on door leaf and the doorframe (or body of wall); Pass to intelligent processing unit then and make judgement; When intelligent processing unit sent unlocking signal, double tongue type executing agency made corresponding actions, unblanks and door is backed down.

Claims (7)

1. the electric mortise lock with antiseismic function is characterized in that being provided with vibration information collecting unit, intelligent processing unit, double tongue type performance element and power supply; The vibration information output of intelligent processing unit input termination vibration information collecting unit, intelligent processing unit output termination double tongue type performance element, power supply is electrically connected with vibration information collecting unit, intelligent processing unit and double tongue type performance element respectively.
2. a kind of electric mortise lock with antiseismic function as claimed in claim 1 is characterized in that said vibration information collecting unit is provided with at least 2 sensors, and said sensor is located in door lock, doorframe and the body of wall.
3. a kind of electric mortise lock with antiseismic function as claimed in claim 1 is characterized in that said sensor adopts acceleration transducer or angular-rate sensor.
4. a kind of electric mortise lock as claimed in claim 1 with antiseismic function; It is characterized in that said intelligent processing unit is provided with analog-to-digital conversion module, pattern recognition module, earthquake intensity coding module and microcontroller; The vibration information output of the input termination vibration information collecting unit of said analog-to-digital conversion module; The output termination pattern recognition module input of analog-to-digital conversion module; The output head grounding shake intensity coding module input of pattern recognition module, earthquake intensity coding module output termination microcontroller input, the control signal output termination double tongue type performance element of microcontroller.
5. a kind of electric mortise lock with antiseismic function as claimed in claim 1 is characterized in that said microcontroller adopts single-chip microcomputer or digital signal processor.
6. a kind of electric mortise lock as claimed in claim 1 with antiseismic function; It is characterized in that said double tongue type performance element is provided with main dead bolt, secondary dead bolt, relay and bracing frame; Main dead bolt and secondary dead bolt are separately fixed at two sides of bracing frame; Main dead bolt and secondary dead bolt are orthogonal, and relay is located in the bracing frame, and relay is electrically connected with the control signal output of microcontroller.
7. a kind of electric mortise lock with antiseismic function as claimed in claim 1 is characterized in that said power supply adopts 220V alternating current or battery pack.
CN2012100324497A 2012-02-14 2012-02-14 Electric mortise lock with earthquake resistance Pending CN102561820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012100324497A CN102561820A (en) 2012-02-14 2012-02-14 Electric mortise lock with earthquake resistance

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Application Number Priority Date Filing Date Title
CN2012100324497A CN102561820A (en) 2012-02-14 2012-02-14 Electric mortise lock with earthquake resistance

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CN102561820A true CN102561820A (en) 2012-07-11

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CN2012100324497A Pending CN102561820A (en) 2012-02-14 2012-02-14 Electric mortise lock with earthquake resistance

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107816258A (en) * 2017-12-01 2018-03-20 成都申亚科技有限公司 A kind of electronic lock method for control of locking and electronic lock
CN111734228A (en) * 2020-08-03 2020-10-02 童禹霖 Emergency intelligent lock capable of realizing escape

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2466299Y (en) * 2000-12-08 2001-12-19 罗亮 Lock-hole-free puzzle lock remote-controlled theftproof door
CN1814975A (en) * 2006-02-27 2006-08-09 姜仁忠 Photoelectric coded lock system
CN101463700A (en) * 2009-01-15 2009-06-24 闫永飞 Three-layer antitheft door
JP2010277418A (en) * 2009-05-29 2010-12-09 Carecom Co Ltd Emergency notification system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2466299Y (en) * 2000-12-08 2001-12-19 罗亮 Lock-hole-free puzzle lock remote-controlled theftproof door
CN1814975A (en) * 2006-02-27 2006-08-09 姜仁忠 Photoelectric coded lock system
CN101463700A (en) * 2009-01-15 2009-06-24 闫永飞 Three-layer antitheft door
JP2010277418A (en) * 2009-05-29 2010-12-09 Carecom Co Ltd Emergency notification system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107816258A (en) * 2017-12-01 2018-03-20 成都申亚科技有限公司 A kind of electronic lock method for control of locking and electronic lock
CN111734228A (en) * 2020-08-03 2020-10-02 童禹霖 Emergency intelligent lock capable of realizing escape

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Application publication date: 20120711