CN2509296Y - Automatic alarming electromagnetic door lock - Google Patents

Automatic alarming electromagnetic door lock Download PDF

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Publication number
CN2509296Y
CN2509296Y CN 01273402 CN01273402U CN2509296Y CN 2509296 Y CN2509296 Y CN 2509296Y CN 01273402 CN01273402 CN 01273402 CN 01273402 U CN01273402 U CN 01273402U CN 2509296 Y CN2509296 Y CN 2509296Y
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China
Prior art keywords
utility
model
door lock
door
lock
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Expired - Fee Related
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CN 01273402
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Chinese (zh)
Inventor
韦文华
兰建华
曾庆
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Individual
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Individual
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Publication of CN2509296Y publication Critical patent/CN2509296Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an automatic alarming electromagnetic lock which comprises a controlling box, an electromagnetic lock and a door lock port, and they are respectively arranged on the gate keeper duty room, the door frame and the door panel. The utility model is characterized in that the middle part of the electromagnetic lock is penetrated with a movably fixed latch tie pole, of which the middle part is connected with an alarming trigger sheet which is arranged close to a pushing pole on a limiting switch; the two ends of a moving spring in the limiting switch are respectively connected with a moving contacting point and a still contacting point, and then the spring feeds electricity to an electronic alarming circuit in the controlling box; the controlling box and the lock are connected by wires; the utility model is provided with an automatic open alarming device. The utility model has artificial unlocking function when the electricity is cut off; the utility model is provided with an alarming device against unclenching, smashing and theft; the utility model adopts the earthing controlling art to prevent the electricity leakage for the lock; the utility model is simple to be operated, agile to be opened and closed and is safe and reliable. The utility model is applicable for doors of the office, factory and army to realize the electrical controllingfor opening and closing door.

Description

Title: the electromagnetic door lock of reporting to the police automatically
Technical field:
The utility model relates to a kind of door lock of handling from afar or controlling with electric power and magnetic force, especially a kind of automatic warning electromagnetic door lock.
Background technology:
At present, the electric door lock that occurs on the market roughly has following several types: photo-electric control, drive of motor door lock, acoustic control drive of motor door lock, Electromagnetic Control door lock (dividing two kinds of supplied by AC/DC electricity), electric-controlled mechanical transmission door lock.More than several door locks on Design and Features, come with some shortcomings: lack safeguards system, promptly have a power failure and the situation of malfunctioning machine under, the gate can't be opened, poor reliability runs into the situation that bolt is malfunctioning or bolt is not in place, entrance guard on duty can't know.Poor stability, such as photo-electric control harmony control door lock, what lean on is that the light or the tucket of external vehicle comes the switch gate, that is to say that recognizing " light (sound) " does not recognize people, malfunction easily; Lack and steal lock, picking lock and operate miss warning system.
Technology contents:
The purpose of this utility model provide a kind of by lead length apart from the opening or closing of control gate, be provided with pick-proof, pound, steal the lock warning device, simple to operate, switch is flexible, safe and reliable automatic warning electromagnetic door lock.
The utility model is made up of control box, electromagnetic door lock and door lock mouth three major parts.They be contained in indoor respectively or entrance guard room on duty in, on doorframe and the door leaf.Design feature is: run through movable fixing bolt pull bar 21 at electromagnetic door lock 12 middle parts, its middle part connects a warning shake-up sheet 25 and presses close to install with the catch bar 26 on the limit switch 30, movable contact spring 27 two ends in the limit switch 30 connect moving together contact 28 and back contact 29 respectively, the electronic alarm circuit plate 7 of feed to the control box 11.Establish the electromagnet 13 of coil 14 in being equipped with in electromagnetic door lock 12 boxes, and be fixed on the magnechuck 15, sucker 15 have on clamp and the bolt pull bar 21 knocker card 22 movingly; The side of box has the location of location socket 31 and door lock mouth 32 sides stretching out and fastens 38 positions with a bolt or latch and coincide.Connect with electric wire between control box and the door lock, constitute the path of electricity, realize the switch of Electromagnetic Control door and the purpose of reporting to the police automatically.
The utility model is by lead length opening or closing apart from control gate, be provided with not locking autoalarm, possesses artificial unlocking function under the power down mode, be provided with pick-proof, pound and usurp artificial lock warning device, adopt the connecting to neutral control technology, stop the door lock electric leakage, simple to operate, open and close flexibly, safe and reliable.This lock can be widely used on the large and small door of office, factories and miness, army and family etc., realizes automatically controlled open and close door.
Description of drawings:
Fig. 1 is the utility model control box structural representation.
Fig. 2 is the utility model control, warning circuit figure.
Fig. 3 is the utility model electromagnetic door lock structural representation.
Fig. 4 is the utility model electromagnetic door lock connection diagram.
Fig. 5 is the utility model door lock mouth structure schematic diagram.
The specific embodiment:
The utility model is made up of control box, electromagnetic door lock and door lock mouth three major parts.
1, control box 11.See Fig. 1, its apparent size length be 275 millimeters, wide be that 155 millimeters, height are 100 millimeters, be a flat cuboid, make with thick 4 millimeters insulation offset plate.Be installed on operator on duty's table it or the position of suitable operation.The interior installations that are integrated such as control circuit, warning circuit and indicator light circuit of box with door lock.Wherein control circuit is made up of two DZ5-20 automatic switches 1,2, and the button part of its snap close control button 3 and bolt control button 4 is exposed on control box 11 panels, operates the usefulness that opens or closes of control electromagnetic door lock for the operator on duty.5 are the indicator lamp that opens the door among the figure, and 6 is alarm lamp, and electronic alarm circuit plate 7 is located between the switch 1,2, and loudspeaker 8 is contained in control box one side, and 9 are the power supply wiring folder, and 10 go out line-entering hole for power supply.
Warning circuit is made up of button control circuit, current rectifying and wave filtering circuit and oscillating circuit.See Fig. 2, wherein, the press button circuit is by three normally open contact SB 2-1, SB 2-2And SB 2-3The press button SB that constitutes 2, with a normally open contact SB 1-1With a normally closed interlock SB 1-2The press button SB that constitutes 1, and indicator lamp HL 1And HL 2And current-limiting resistance R 6, R 7Form.Power input line A is leaded up to press button at SB 2Contact SB 2-2Be connected with wiring terminal, another road is connected with the elementary end of transformer P.Power input line B one tunnel is through press button SB 2Contact SB 2-1Be connected with wiring terminal 1; Another road and indicator lamp HL 1And HL 2An end connect, and by press button SB 1Constant open contact be connected with wiring terminal 4.Indicator lamp HL 1The other end by current-limiting resistance R 7With press button SB 2Constant open contact SB 2-3Be connected with wiring terminal 3; Indicator lamp HL 2The other end by current-limiting resistance R 6One the tunnel through press button SB 1Normally closed interlock SB 1-1Also be connected with wiring terminal, another road is connected with an end of transformer P primary coil.Current rectifying and wave filtering circuit is by transformer P, commutation diode D 1~D 4, resistance R 5, capacitor C 3And C 4Constitute.Its DC voltage is at filter capacitor C 4Two ends output is for oscillating circuit provides direct current energy.Oscillating circuit is by resistance R 1~R 4, capacitor C 1And C 2, triode VT 1And VT 2And loudspeaker Y composition, wherein, triode VT 2Emitter stage and resistance R 1An end and filter capacitor C 4Positive pole connect resistance R 1The other end and capacitor C 1And resistance R 2An end connect.Resistance R 2The other end one tunnel and triode VT 1Base stage connect; Another road is by the resistance R of serial connection 4And capacitor C 2With triode VT 2Colelctor electrode and loudspeaker Y one end connect.Triode VT 2Colelctor electrode pass through resistance R 3With triode VT 1Base stage connect.Triode VT 2Emitter stage, circuit C 1Be connected with ground with the other end of loudspeaker Y.This warning circuit is controlled by the limit switch in the electromagnetic door lock.
When the bolt of door lock does not have door bolt to put in place or when artificial picking lock and operator on duty's operate miss, warning signal sound will take place for its circuit generation oscillator signal through the limit switch of electromagnetic door lock to the warning circuit feed in power supply from loudspeaker Y.Red alarm indicator lamp 6 is bright simultaneously, sends warning to the operator on duty.
2, electromagnetic door lock 12.See Fig. 3,4, it is 210 millimeters, wide about 175 millimeters, high about 80 millimeters that its apparent size is about, a flat cuboid can made from thick 2 millimeters iron plates.Its side has door bolt hole 31, one 20 * 10 millimeters rectangular location, and 20 millimeters circular bolt tie rod holes 36 of a φ, with its be installed on the doorframe, position and the fore shaft and the location of about 1.5 meters height are fastened box with a bolt or latch and are cooperated and install and use apart from ground.Two electromagnet 13,17 and coil 14 are housed in the box, and they are the control of controlled box inner control circuit respectively.One of them is in order to the action of control bolt pull bar; Another is in order to the action of control bolt Draw bar lock button.The former is for the effect that opens or closes of control gate; The latter adds snap close then for the bolt pull bar, plays the effect of the insurance of closing the door.Establishing coil 14, next door in the snap close electromagnet 13 has back-moving spring 16 and is fixed on the magnechuck 15, and the clamp action that matches with knocker card 22 on the bolt pull bar 21 that is fixed on door lock 12 middle parts through support 24 is arranged at its bottom; In establish coil 14 bolt electromagnet 17 be fixed on the last bolt Shifting rack 20 of bolt pull bar 21 by sucker 18, bolt pull bar 21 middle parts connect a warning shake-up sheet 25 presses close to install with the catch bar 26 on the limit switch 30, and movable contact spring 27 two ends in the limit switch 30 connect moving together contact 28 and back contact 29 respectively.Switch 30 is highly sensitive microswitches, and it is subjected to the control of bolt pull bar 21, plays the warning circuit feed in control box, makes warning circuit startup work send the effect of warning.
3, door lock mouth and location door bolt box 32.See Fig. 5, it is 175 millimeters, wide about 100 millimeters, high about 80 millimeters that its apparent size is about, and is a flat cuboid can 32, makes with thick 3 millimeters iron plate.There are one 20 * 10 millimeters door bolt holes 31, rectangular location and 20 millimeters circular bolt pull bar patchholes 36 of a φ in its side.Be installed on the door leaf next door, the position of about 1.5 meters height apart from ground.Location door bolt pull bar 37 and the spring 16 of an outer end for location door bolt 38 is housed in it, and its underpart is equipped with one in order to stir the turn-knob handle 33 and the poke rod 35 of location door bolt pull bar.It matches with electromagnetic door lock, plays the effect of close the door location and locking.Joystick knob 33 is installed on the two sides of door leaf, controls for the turnover personnel with manual operations.Operating principle:
When circuit is connected power supply, C 1Just through R 1Photoelectricity reaches 0.7 volt when above, makes VT 1The b electrode potential improve, circuit produces vibration, loudspeaker Y sends warning signal sound.In vibration, C 2Through loudspeaker Y, power supply, R 1, R 2And R 4Discharge.C 1The height of last current potential changes and backspace influences VT 1ON time.Therefore just form the warning signal sound that sound constantly changes.Work as SB 1Connect power supply, just have in the electromagnetic coil electric current by and generate an electromagnetic field, inhale moving snap close (safety fastener) armature, open the snap close of door bar pull bar; In like manner, work as SB 2Connect power supply, to the electromagnetic coil power supply, coil generates an electromagnetic field, and stir the pull bar armature movement and drive the door bar pull bar, thus door-lock opening.The access door person only needs the rotary handle turn-knob to stir location door bolt pull bar, pushes away (drawing) door leaf and just can pass in and out.
The control operation program:
Open the door: press earlier SB 1Open snap close armature, press SB again 2Open the door bar pull bar, reset its contact because keeper iron pull bar has been struck and has left the push rod of limit switch this moment, is the indicator lamp HL that opens the door 2Constitute path and make HL 2Shinny, the program of opening the door is finished.
Close the door: earlier door leaf is shut, made location door bolt pull bar insert the door bolt hole, then press SB 2, make coil 2 outages, magnetic field diminishes, spring rebounds the door bar pull bar and bolts the door indicator lamp HL 2Extinguish; Press SB again 1Make coil blackout, electromagnetism disappears, and spring rebounds snap close armature, button (safety fastener) on the door bar pull bar, and door lock closes, and the program of closing the door is finished.
In the process of closing the door, if SB 1Restore, and door bar pull bar pass is not in place, the limit switch contact is not opened, this moment, warning circuit constituted electric loop, made alarm lamp HL 1Shinny and send chimes of doom simultaneously.If someone steals the lock of forcing open the door the contact is resetted, warning circuit also will give the alarm, and alarm principle is the same, so no longer repeat.In operating process, button SB 2, SB 1Must successively press in operation sequence, as make mistakes, will send warning, correct operation sequence to remind the operator, door lock is good.

Claims (1)

1, a kind of automatic warning electromagnetic door lock is made up of interior control box, electromagnetic door lock and door lock mouth three parts of establishing control warning circuit plate, it is characterized in that:
A, run through movable fixing bolt pull bar 21 at electromagnetic door lock (12) middle part, its middle part connects a warning shake-up sheet (25) and presses close to install with the catch bar (26) on the limit switch (30), movable contact spring (27) two ends in the limit switch (30) connect moving together contact (28) and back contact (29) respectively, and feed is to the interior electronic alarm circuit plate (7) of control box (11);
Establish the electromagnet (13) of coil (14) in being equipped with in b, electromagnetic door lock (12) box, and be fixed on the magnechuck (15), sucker (15) have on clamp and the bolt pull bar (21) knocker card (22) movingly; The side of box has door bolt (38) position, location that location socket (31) stretches out with door lock mouth (32) side and coincide.
CN 01273402 2001-12-12 2001-12-12 Automatic alarming electromagnetic door lock Expired - Fee Related CN2509296Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01273402 CN2509296Y (en) 2001-12-12 2001-12-12 Automatic alarming electromagnetic door lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01273402 CN2509296Y (en) 2001-12-12 2001-12-12 Automatic alarming electromagnetic door lock

Publications (1)

Publication Number Publication Date
CN2509296Y true CN2509296Y (en) 2002-09-04

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ID=33678358

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01273402 Expired - Fee Related CN2509296Y (en) 2001-12-12 2001-12-12 Automatic alarming electromagnetic door lock

Country Status (1)

Country Link
CN (1) CN2509296Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101864869A (en) * 2010-06-25 2010-10-20 哈尔滨工业大学 Lockset with alarm switch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101864869A (en) * 2010-06-25 2010-10-20 哈尔滨工业大学 Lockset with alarm switch
CN101864869B (en) * 2010-06-25 2012-07-25 哈尔滨工业大学 Lockset with alarm switch

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C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee