CN2333127Y - Prewarning program-control telephone - Google Patents

Abstract

The utility model relates to a pre-warning program-control telephone which makes use of means of communication to make an alarm and belongs to the field of safety assembly of electronic technology of application. The utility model makes use of the functions of memorizing the final group of telephone numbers and redialing numbers of the program-control telephone. The utility model adopts an ordinary program-control telephone and a pre-warning device is arranged on a motherboard. The utility model is composed of a relay coil L and three groups of contact points (h, m, n). When the alarm system is started, current passes through the relay coil L, the contact points of h, m and n groups are switched, and a terminal of a take-up key HO, which switched on by a terminal ef, is switched to be switched on by a terminal ed. The contact points of n group is switched in 0.01 second, and the program-control telephone starts to automatically send numbers to a terminal machine of alarm when the terminal vt of a redialing key RD is switched on.

Description

The early warning type program-controlled telephone

The utility model early warning type program-controlled telephone is the security personnel's equipment field that utilizes communication tool to report to the police to belong to application electric technology.

Current telephone set is comparatively universal at home, user-selected type great majority have used program-controlled telephone, this type function is more, as: hotline service, dialing restriction, chase after, look into functions such as malicious call, alarm service, diverting call, Three-Way Calling, lack the alert service function only.Because the problem that social security exists, people expect to have a kind of convenient and reliable alert service system, application number " (automatic paging warning system " utility model patent that is 93221827 by retrieval, this system is except that utilizing Daepori energising phone, also have an automatic paging alarm main frame to finish automatic warning, circuit is complicated, the manufacturing cost height, disguised poor, be difficult to apply.

The purpose of this utility model is on existing program-controlled telephone, load onto the very little precaution device of volume together with other prior aries of warning system, when forcing open the door, the stranger starts warning system, after the precaution device work, the program-controlled telephone automatic number sending carries out alert service for alarm terminal beeper, mobile phone, telephone set on duty.

The technical solution of the utility model is a function of utilizing the program controlled telephone function to remember last group telephone number and redial, adopt a Daepori general formula program-controlled telephone, a precaution device is housed on motherboard, and precaution device is that a relay coil L and three groups of contacts (h, m, n) constitute.After warning system starts, relay coil L has electric current to pass through, switch h, m group contact, the terminal of take-up key HO is connected by ef and is switched to terminal ed connection, switch through n group contact after 0.01 second, the end vt of redial key RD connects, because precaution device starts, program-controlled telephone begins automatic number sending and gives alarm terminal, finishes alert service.Its circuit connecting relation is that the D end of precaution device relay coil L is connected with DC power supply ten ends, and the other end is connected with the intermediate contact of tongue tube GN by terminal Z.The terminal a of take-up key HO is connected with h group intermediate contact, and terminal d is connected with h group normally opened contact, and terminal f is connected with h group normally-closed contact, and terminal f also is connected with m group intermediate contact.The terminal v of redial key RD is connected with n group intermediate contact, and terminal t is connected with n group normally opened contact.Sign connection successively on the circuit diagram is pressed in all the other connections of warning system.

The early warning type program-controlled telephone is when presetting alarm terminal plane No. sign indicating number, avoid the generation of error code for guaranteeing accuracy, to before termination number, add a number arbitrarily, the time difference that arranged one 0.05 second in the precaution device handoff procedure, when the redial key number of sending out, the first place is removed automatically, and the accuracy of guarantee sending out number also prevents the mistake alert signal of transmitting messages.

Description of drawings: Fig. 1 early warning type program-controlled telephone warning system schematic diagram, Fig. 2 early warning type program-controlled telephone structural representation, Fig. 3 early warning type program-controlled telephone circuit diagram.Fig. 4 early warning type program-controlled telephone warning system circuit diagram.1 permanent magnet wherein, 2 tongue tubes (forming magnetic switch), 3 safety switches by permanent magnet and tongue tube, 4 power supplys, 5 time relays, 6,7 connect lead, 8, program-controlled telephone, 9,10 subscriber's telephone lines, 11 terminal boxes, 12 POST OFFICE TELEPHONESs, 13 precaution devices, 14 telephone set motherboards, 15 Hands-free key (SP), 16 redial keys (RD), 17 take-up keys (HO), 18 handles.

In conjunction with the accompanying drawings an embodiment of the present utility model is further described: be that to have by permanent magnet (1) and tongue tube (2) be magnetic switch, safety switch (3), power supply (4), the time relay (5) and program-controlled telephone (8) for warning system that core is formed with the utility model.Alternating current 220V, 50Hz power supply (4) are powered to system for direct voltage 12V after transformation, rectification, filtering.The installation situation of system is as follows: permanent magnet (1) is installed in the flute profile square opening of door, can comes off voluntarily after opening the door, tongue tube (2), safety switch (3) are installed on the doorframe, power supply (4), the time relay (5) are installed near the indoor power supply, precaution device (13) is installed on the telephone set motherboard (14), and Hands-free key SP (15), redial key RD (16) take-up key HO (17) and handle (18) are arranged on the program-controlled telephone (8).

When owner prepares to exit, alarm terminal plane No. sign indicating number at first is set on the early warning program-controlled telephone, before number, add a number arbitrarily, connect magnetic switch and safety switch (3) then, permanent magnet (1) when the stranger B and E in the magnetic switch separates with tongue tube (2), normally opened contact in the tongue tube (2) disconnects, and normally-closed contact is connected, at this moment the warning system circuit start.The coil L of precaution device (13) has electric current to pass through, switch h, m group contact, normally opened contact is connected, take-up key HO (17) is connected by ef and switches to the ed connection, being equivalent to Telephone handset (18) picks up, prepare to send out number, n group contact is switched the vt terminal is connected after through 0.01 second, redial key (16) start begin to send out number give the alarm terminal machine as: beeper, mobile phone and telephone set on duty are finished alert service one time.

The time relay (5) is worked once at regular intervals, can be set at for 15～30 seconds, and this warning system continues to the alarm terminal number of sending out by blanking time and the said procedure set, until owner comes back, system quits work when disconnecting safety switch (3).Because permanent magnet (1) has the function that comes off automatically, even close to the doorstep after stranger's invasion, magnetic switch is still in running order can not to be resetted again, to guarantee that warning system sends alarm signal reliably.The warning system circuit connecting relation is that alternating current 220V, 50Hz power supply are after transformation, rectification, filtering, output is direct current 12V, the D terminal of the coil L of power supply ten termination precaution devices (13), the another terminal Z of L is connected with the intermediate contact of tongue tube (2), its normally opened contact is connected with an end of safety switch (3), its other end is connected with the normally-closed contact of the time relay (5), and the intermediate contact of the time relay (5) is connected with an end of power supply (4) direct current output.

It is d=0.11mm, w=3200 circle, R=170 Ω that the utility model precaution device (13) adopts its parameter of JBX-13BF-1 type relay, and it is 120S that the time relay (5) adopts JS20 type relay, operating voltage DC12V, maximum delay scope.

Advantage of the present utility model and good effect be, at common program-controlled telephone a precaution device is housed, Make program-controlled telephone had the alert service function enlarged the scope of application, simple in structure, be convenient to install, for The people's warning work provides easily instrument, and good social benefit is arranged.

Claims (2)

1, a kind of early warning type program-controlled telephone, it is characterized in that: the function of utilizing the program controlled telephone function to remember last group telephone number and redial, adopt a Daepori to lead to program-controlled telephone (8), on motherboard (14), adorn a precaution device (13), precaution device (13) is by a relay coil L and three groups of contact (h, m, n) constitute, after warning system starts, relay coil L has electric current to pass through, h, switch m group contact, the terminal of take-up key HO (17) is connected by ef and is switched to terminal ed connection, after 0.01 second, switch n group contact, the terminal vt of redial key RD (16) connects, because the startup of precaution device (13), program-controlled telephone (8) automatic number sending is given alarm terminal; Its circuit connecting relation is that the D end of precaution device (13) relay coil L is connected with DC power supply ten ends, and the other end is connected with the intermediate contact of tongue tube GN (2) by terminal Z; The terminal a of take-up key HO (17) is connected with h group intermediate contact, and terminal d is connected with n group normally opened contact, and terminal f is connected with h group normally-closed contact, and terminal f also is connected with m group contact, and terminal t is connected with n group normally opened contact.

2, early warning type program-controlled telephone as claimed in claim 1 is characterized in that: precaution device (13) adopts JBX-13BF-1 type relay; Its parameter is coil resistance 170 Ω, totally 3200 circles, diameter of wire are 0.11mm.

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