CN2785058Y

CN2785058Y - Network warning and metering type time difference water pipe leakage-reporting instrument

Info

Publication number: CN2785058Y
Application number: CNU2005200179075U
Authority: CN
Inventors: 陈宜中; 傅雅芬; 沈建华
Original assignee: JIAXING HUAJIAN ELECTROMECHANICAL TECHNOLOGY DEVELOPMENT Co Ltd
Current assignee: JIAXING HUAJIAN ELECTROMECHANICAL TECHNOLOGY DEVELOPMENT Co Ltd
Priority date: 2005-04-29
Filing date: 2005-04-29
Publication date: 2006-05-31
Anticipated expiration: 2015-04-29

Abstract

The utility model relates to a network warning and metering type time difference water pipe leakage reporting instrument, which comprises a set of time difference water pipe leakage reporting instrument which comprises a revolution sensing device, a remote transmission metering circuit and a leakage reporting circuit. The utility model is characterized in that an output line of the revolution sensing device of the time difference water pipe leakage reporting instrument is communicated with a set of automatic alarm circuit which passes the obtained fault electric signal to an automatically dialing line which is communicated with a telephone line to send out a DTMF signal corresponding to the fault; thus, after a water supply company calls a user telephone, an incoming call number multiway recognizer is communicated with a DTMF circuit to send a meter reading digital to a computer of the water supply company; when the instrument finds water leakage or a sensor has the faults of wire break, etc., the telephone can automatically transport an alarm signal to the computer of the water supply company; when water control personnel ask the water using situation, the instrument can report the water situation to the water control personnel by speech; the instrument can also be used as a normal telephone.

Description

Network alarm metering-type water pipe leakage reporting instrument based on time difference

Technical field

A kind of metering-type water pipe leakage reporting instrument based on time difference, especially network alarm metering-type water pipe leakage reporting instrument based on time difference.

Background technology

Because tap water pipe network water leakage ratio is very surprising, so the inventor in 2000 to Patent Office of the People's Republic of China application and ratified " water pipe leakage reporting instrument based on time difference " patent of invention (patent No.: 00131925.6) again in application in 2003 and ratified " remote transmitting water meter that has leaking warning function " utility model (patent No.: 200320123994.3), applied for " metering-type water pipe leakage reporting instrument based on time difference " (number of patent application 200420091524.8) in 2004.But above-mentioned two utility model patents are not combined among the same embodiment, do not mention the function that realizes the teletransmission metering by wireline communication network yet.And if any high-intensity magnetic field interference, wire fracture or watch glass fragmentation etc. make the metering inaccurate situation all can not in time find.

Summary of the invention

The purpose of this utility model is: propose a kind ofly can carry out the water pipe leakage reporting instrument based on time difference that long-distance metering and instrument failure can be alarmed automatically by communication network.

The purpose of this utility model is achieved in that it comprises that a cover contains the water pipe leakage reporting instrument based on time difference of revolution sensor and teletransmission metering and newspaper drain circuit, water pipe leakage reporting instrument based on time difference connects telephone line, automatic dialing line and caller ID multichannel recognizer are arranged in the telephone line, a road of caller ID multichannel recognizer output terminal is communicated with speech line, another road is communicated with the DTMF circuit, one the tunnel is communicated with ringing circuit again, it is characterized in that: the revolution sensor output line of water pipe leakage reporting instrument based on time difference is communicated with a cover automatic warning circuit, automatic warning circuit passes to automatic dialing line with the fault electric signal that obtains, automatic dialing line connected call circuit and sending and the corresponding DTMF circuit of fault.

When the ordinary person dialed this phone, caller ID multichannel recognizer was connected ringing circuit like this, and instrument sends ringing tone, can work as plain old telephone and use; When water supply company need be checked meter, dial this phone after, caller ID multichannel recognizer is connected the DTMF circuit, the number of will checking meter is to send with the corresponding DTMF signal of variable, the computer of water supply company just can carry out data processing and clearing to water consumption; Find to leak or sensor when fault such as broken string occurring when instrument,, start the automatic dialling function in the phone, connect the DTMF circuit by automatic warning circuit, use and the corresponding DTMF signal of fault to the computer conveying alarm signal of water supply company; When personnel for managing water was sought inquiry water situation, caller ID multichannel recognizer was connected speech line, and instrument is promptly given personnel for managing water with voice mode with water consumption and water situation report.

Description of drawings

Below in conjunction with embodiment the utility model is further described.

Fig. 1 is the water pipe leakage reporting instrument based on time difference system diagram that carries out long-distance metering and alarm by communication network.

Fig. 2 is that water meter revolution sensor element is provided with figure in water meter.

Fig. 3 is that the lead that the broken warning circuit of watch glass is arranged on the watch glass in the water meter revolution sensor is provided with figure.

Fig. 4 is automatic warning circuit figure.

Fig. 5 is automatic dialing line figure.

Embodiment

Fig. 1 is the water pipe leakage reporting instrument based on time difference system diagram that carries out long-distance metering and alarm by communication network.Also comprise a common electrical script for story-telling machine in this system, one " caller ID multichannel recognizer " (generally adopting single-chip microcomputer 89C51 or programme-controlled exchange) is set in ordinary telephone set, in order to telephone number and the water supply company computer telephone number of identification from personnel for managing water, work the same with plain old telephone of phone directory machine when not belonging to above-mentioned two kinds of telephone numbers, the courses of work such as ring are simple in the drawings.The pulse signal of being exported by " water meter revolution sensor " among the figure offers " counting circuit " and " warning circuit leaks ", and (two circuit theory diagrams are introduced in " metering-type water pipe leakage reporting instrument based on time difference " utility model patent embodiment, here no longer describe in detail) and back " the strong magnetic interference warning circuit " that will introduce, " sensor broken string warning circuit ", " watch glass fragmentation warning circuit " (four road are referred to as " automatic warning circuit "); " counting circuit " output terminal, one the tunnel connects " sound circuit ", and (sound circuit is introduced in " remote transmitting water meter that has leaking warning function " utility model patent embodiment, here also no longer repeat), " DTMF " circuit in answering the call in another road, four tunnel " automatic warning circuits ", all insert " automatic dialing line " and " DTMF " circuit, " automatic dialing line " is used for controlling the machine circuit of carrying of phone on the one hand, as long as mutually and four the tunnel when wherein having one or more to be output as high level, " automatic dialing line " just a shilling phone carries machine automatically, be to extract to set number (as the water supply company telephone number) then, meanwhile " automatic warning circuit " passes to " DTMF " circuit with affiliated alarm message, " DTMF " circuit sends and alarms the corresponding dual-tone multifrequency signal of message (corresponding to " discovery is leaked ", " * " signal or digital signal are alarmed corresponding to other as " # " signal) by the phone directory machine to the modem of water supply company; The output terminal one tunnel of " caller ID multichannel recognizer " connects " DTMF " circuit, another road connects " sound circuit ", when " caller ID multichannel recognizer " recognize pull out into telephone number when being the computer telephone of the water supply company set, automatically connect " DTMF " circuit, by modem transmission and the water consumption corresponding dual-tone multifrequency signal of phone directory machine to water supply company, when " caller ID multichannel recognizer " recognize pull out into telephone number when being the personnel for managing water phone of setting, automatically connect " sound circuit ", report current water consumption to the telephone set of personnel for managing water with voice mode.Expression is located at the equipment component in the water supply company metering warning service in the frame of broken lines among the figure.

Fig. 2 is that water meter revolution sensor element is provided with figure in water meter.Among the figure 1 puts in a flange, the 2nd, the magnetic switch tube chamber, 3, the 5th, switching tube (sensing element), the 7th, the magnet on the pointer, the 8th, put in seat (the 39,31,32,10, the 36th among " metering-type water pipe leakage reporting instrument based on time difference " Fig. 6 of these elements and application in the past, corresponding, be that the original seat that puts in is shorter, extend to now the circle limit, the position of switching tube in the switch tube chamber is also different), the 4, the 6th, the parallel resistance of switching tube.Above-mentioned 3,4,5,6, all be placed in the switch tube chamber, E among the figure, F, N are three extension lines that are placed on element in the switch tube chamber, be placed on the magnet on the indicator of water gauge, because of water meter rotates, cause two switching tubes (generally adopting the magnetic red pipe) to take turns to connect, external connection E connects positive supply, and external connection F, N also have faint positive electricity by resistance.Put in a flange 1 general available insulating material.

Fig. 3 is that the lead that the broken warning circuit of watch glass is arranged on the watch glass in the water meter revolution sensor is provided with figure.Among the figure 9 is watch glasss, the 10th, be cemented in the lead of the easy jackknifing on the watch glass, (generally anchoring at above the glass) with transparent conducting film.An external connection termination positive supply of lead causes on another external connection M end also to have positive electricity, has only when glass is broken, and lead is just understood jackknifing, and the M end is dead electricity.

Fig. 4 is automatic warning circuit figure.Water meter revolution sensor among presentation graphs 1, Fig. 2 in the frame of broken lines among the figure, L wherein promptly is the lead on the watch glass among Fig. 3, and H1, H2 are the switching tubes (sensing element) among Fig. 2, and R1, R2 are 4 among Fig. 2,6 (resistance).Outer E, F, N, the M of dotted line promptly is E, F, N, the M external connection among Fig. 2, Fig. 3, and E wherein meets power supply+5V.Four kinds of alarm situations that now may occur are analyzed one by one, first kind of situation past is introduced in the patented claim of " metering-type water pipe leakage reporting instrument based on time difference " in detail, the luminotron DF that has a newspaper to leak in the accompanying drawing 1 of this patent, after discovery is leaked, the anode of this luminotron is malleation, still promptly can be used as the water leakage alarm signal as long as pick out a signal line from the anode of this luminotron, here no longer repeat, DF in the square frame on this figure the right represents the luminotron in the original leakage reporting instrument, when leaking, the anode of this luminotron can occur a voltage on the occasion of, the A among the figure promptly is an output terminal.Second kind of situation is the alarm principle of work when broken string appears in sensor, R7 among Fig. 4, R8 are the collector resistance of triode BG1, BG2, also be connected to current-limiting resistance R3, R4 on the base stage of two pipes respectively, if external connection E, F, N do not break, then the little electric current that flows through through big resistance R 1, R2 is through R3, R4, make triode BG1, BG2 conducting, Sheffer stroke gate I1 two input ends are high level, so Sheffer stroke gate is output as negative level; As external connection E, F, when N any a tunnel breaks, it is negative level that the Sheffer stroke gate input end has an end at least, so Sheffer stroke gate output terminal B promptly has malleation output.The third is the situation when strong magnetic interference is arranged, because general switching tube all adopts the magnetoelectricity element, when the magnetoelectricity component outline has high-intensity magnetic field, instrument will no longer accurate, at this moment just needs warning in time.I2 among the figure is an AND circuit, R5, R6 are current-limiting resistances, when switching tube is working properly, can not make the input end with door I2 reach trigger voltage through little electric current of R1, R2, the closed conducting of taking turns of the contact of from " metering-type water pipe leakage reporting instrument based on time difference " Fig. 1 of past application, knowing CH1, CH2 sensing element, when strong magnetic interference, has a normal secondary closure at least, this is closed simultaneously with regard to making in the contact of two sensing elements sometime, and at this moment the output terminal C with door I2 will have malleation output.The 4th kind is the situation of water gage glass fragmentation when occurring, and the lead of representing with L among the figure will rupture together with glass, promptly loses positive electricity on the external connection M, so non-gate output terminal D promptly has malleation output.

Fig. 5 is automatic dialing line figure.A among the figure, B, C, D is the input end that just triggers electric signal of automatic dialing circuit, it promptly is the A among Fig. 4, B, C, the D output terminal, IC1 is that a Bradycardia is towards generator (square pulse, the about 1Hz of frequency), IC2 is 4017 integrated circuit, work as A, B, C, when any one or more among the D has malleation output, (the R2 resistance is very big through capacitor C for positive current, only providing discharge loop for electric capacity) back gives positive pulse of zero setting pin Cr of 4017, make its zero setting, meanwhile positive current makes triode G1 conducting through R1, the pulse current that IC1 sends arrives 4017 triggering pin CP through G1 and resistance R 3, when first Bradycardia is flushed to when reaching, output pin Y1 is for just, and positive current is through diode D12, and resistance R 4 makes triode G2 conducting, the led lighting among the optocoupler O1 then, triode in the optocoupler is that path is (among the figure 1,2 expression triodes go out pin), make 1,2 go out pin is connected on the phone receiver-lifting key, makes phone carry machine; When second Bradycardia is flushed to when reaching, output pin Y2 is for just, positive current is through diode D13, resistance R 5 makes triode G3 conducting, the led lighting among the optocoupler O2 then, triode in the optocoupler is path (among the figure 3,4 expression triodes go out pin), makes 3,4 to go out pin and be connected on the phone memory button, makes phone by the automatic dialing of setting of memory number; When the 3rd, the 4th, the 5th, the 6th Bradycardia dashes when arriving successively, Y3, Y4, Y5, Y6 just is followed successively by, through diode D14, D15, D10, D11 arrives and door I1, I2, I3, the input pin of I4, A meanwhile, B, C, it among the D incoming line of malleation, through pairing D5, D6, D7, diode among the D8 arrives and door I1, I2, I3, another input pin of I4, all two input pins are positive and door, pulse of the corresponding input pin input of " DTMF " circuit that promptly the with dashed lines frame table reaches in figure, " DTMF " circuit output end S connected call microphone circuit, pass through telecommunication line, modulator-demodular unit in being installed in water supply company (or voice plate card) is carried the DTMF signal, and this signal enters computer after modulation.When the 7th Bradycardia is flushed to when reaching, the output pin Y7 of IC2 is being for just, and malleation is through diode D9, makes input end CP for just, thereby Bradycardia is fallen into oblivion towards signal voltage.Diode D19, D20, D16, D18, D17 are provided with in order to keep phone to carry the machine state.

The metering warning service computer of water supply company can utilize existing account software, charge or and bank computer networking settle accounts automatically, and, after the automatic dialing of computer, water balance situation and warning content are informed the user by communication network; Also can be equipped with large display screen, printer, facsimile recorder etc. in standing.When utilizing communication network, also cable network and wireless network can be combined and carry out, its method is: the mobile phone that will pass by in our application and the approved " remote transmitting water meter that has leaking warning function " changes handset in the cordless telephone into, this handset is installed in the water meter with identical method as the mobile phone in this patent, give machine tool with the signal wireless transmission of gained, pass to the computer of water supply company again by machine tool with above-mentioned wired mode.

Claims

A kind of network alarm metering-type water pipe leakage reporting instrument based on time difference, it comprises that a cover contains the water pipe leakage reporting instrument based on time difference of revolution sensor and teletransmission metering and newspaper drain circuit, water pipe leakage reporting instrument based on time difference connects telephone line, automatic dialing line and caller ID multichannel recognizer are arranged in the telephone line, a road of caller ID multichannel recognizer output terminal is communicated with speech line, another road is communicated with the DTMF circuit, one the tunnel is communicated with ringing circuit again, it is characterized in that: the revolution sensor output line of water pipe leakage reporting instrument based on time difference is communicated with a cover automatic warning circuit, automatic warning circuit passes to automatic dialing line with the fault electric signal that obtains, automatic dialing line connected call circuit and sending and the corresponding DTMF circuit of fault.