CN204288370U - Industry prepay water meter - Google Patents

Industry prepay water meter Download PDF

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Publication number
CN204288370U
CN204288370U CN201420646373.1U CN201420646373U CN204288370U CN 204288370 U CN204288370 U CN 204288370U CN 201420646373 U CN201420646373 U CN 201420646373U CN 204288370 U CN204288370 U CN 204288370U
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CN
China
Prior art keywords
triode
resistance
diode
processing unit
central processing
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Withdrawn - After Issue
Application number
CN201420646373.1U
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Chinese (zh)
Inventor
李亚斌
张星星
田剑豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Longteng Zhongyuan Information Technology Co Ltd
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Chengdu Longteng Zhongyuan Information Technology Co Ltd
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Priority to CN201420646373.1U priority Critical patent/CN204288370U/en
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Abstract

The utility model discloses a kind of industrial prepay water meter, comprise and use water leakage alarm, power circuit, IC-card groove, IC-card read-write equipment, central processing unit, display, valve positioner and dry bourdon tube sensor, be connected with the alerting signal input end of central processing unit with the signal output part of water leakage alarm, the output terminal of power circuit is connected with the power input of central processing unit, water meter is connected with the signals collecting end of central processing unit by dry bourdon tube sensor, the data transmission terminal of central processing unit is connected with IC-card groove by IC-card read-write equipment, the control signal output terminal of central processing unit is connected with water meter by valve positioner, the display output terminal of central processing unit is connected with display.The utility model is provided with uses water leakage alarm, and when occurring to leak, send chimes of doom, the controller controling circuit that the utility model adopts is bridge-type transistor control circuit, ensure that the stability of work.

Description

Industry prepay water meter
Technical field
The utility model relates to a kind of water meter, particularly relates to a kind of industrial prepay water meter.
Background technology
Industry prepay water meter does not need manual metering, be conducive to modern management, manual metering can be avoided to visit the inconvenience brought to client of charging, and history purchases water number according to all preserving, and is convenient to customer inquiries, also solve the troublesome problem of charge, traditional industry prepay water meter does not use water leakage alarm, once leak, being not easily found and can causing economic loss, there is the problem of job insecurity in the control circuit of the valve positioner of traditional industry prepay water meter.
Utility model content
The purpose of this utility model is just to provide a kind of industrial prepay water meter to solve the problem.
In order to achieve the above object, the utility model have employed following technical scheme:
A kind of industrial prepay water meter, comprise and use water leakage alarm, power circuit, IC-card groove, IC-card read-write equipment, central processing unit, display, valve positioner and dry bourdon tube sensor, describedly to be connected with the alerting signal input end of described central processing unit with the signal output part of water leakage alarm, the output terminal of described power circuit is connected with the power input of described central processing unit, water meter is connected with the signals collecting end of described central processing unit by described dry bourdon tube sensor, the data transmission terminal of described central processing unit is connected with described IC-card groove by described IC-card read-write equipment, the control signal output terminal of described central processing unit is connected with described water meter by described valve positioner, the display output terminal of described central processing unit is connected with described display, use water leakage alarm, when occurring to leak, send chimes of doom, prompting people take action, and avoid causing economic loss.
Particularly, the control circuit of described valve positioner comprises the first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, 3rd triode, 4th triode, 5th triode, 6th triode, first diode, second diode, 3rd diode and the 4th diode, the first end of described first resistance is the positive pole control signal input end of described control circuit, the first end of described 6th resistance is the negative pole control signal input end of described control circuit, second end of described first resistance is connected with the base stage of described first triode, the emitter of described first triode is connected with the base stage of described second triode, the collector of described first triode is connected with the first end of described 4th resistance, second end of described 4th resistance is connected with the first end of described 5th resistance, second end of described 5th resistance is connected with the base stage of described 5th triode, the emitter of described second triode respectively with the positive pole of described first diode, the positive pole of described 3rd diode is connected rear ground connection with the emitter of described 4th triode, the base stage of described 4th triode is connected with the emitter of described 6th triode, the base stage of described 6th triode is connected with the second end of described 6th resistance, the collector of described 6th triode is connected with the first end of described 3rd resistance, second end of described 3rd resistance is connected with the first end of described second resistance, second end of described second resistance is connected with the base stage of described 3rd triode, the collector of described second triode respectively with the collector of described 3rd triode, the negative pole of described first diode is connected with the positive pole of described second diode, the positive pole control signal output terminal of the very described control circuit of current collection of described second triode, the negative pole of described 3rd diode respectively with the positive pole of described 4th diode, the collector of described 4th triode is connected with the collector of described 5th triode, the negative pole of described 3rd diode is the negative pole control signal output terminal of described control circuit, the emitter of described 3rd triode respectively with the negative pole of described second diode, the negative pole of described 4th diode is connected with the emitter of described 5th triode, this control circuit is bridge-type transistor control circuit, ensure that the stability of work.
The beneficial effects of the utility model are:
The utility model is provided with uses water leakage alarm, and when occurring to leak, send chimes of doom, prompting people take measures, and avoid causing economic loss, and the controller controling circuit that the utility model adopts is bridge-type transistor control circuit, ensure that the stability of work.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of a kind of industrial prepay water meter of the utility model;
Fig. 2 is the circuit structure schematic diagram of valve positioner described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, a kind of industrial prepay water meter of the utility model, comprise and use water leakage alarm, power circuit, IC-card groove, IC-card read-write equipment, central processing unit, display, valve positioner and dry bourdon tube sensor, be connected with the alerting signal input end of central processing unit with the signal output part of water leakage alarm, the output terminal of power circuit is connected with the power input of central processing unit, water meter is connected with the signals collecting end of central processing unit by dry bourdon tube sensor, the data transmission terminal of central processing unit is connected with IC-card groove by IC-card read-write equipment, the control signal output terminal of central processing unit is connected with water meter by valve positioner, the display output terminal of central processing unit is connected with display.
As shown in Figure 2, the control circuit of valve positioner comprises the first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, 6th resistance R6, first triode VT1, second triode VT2, 3rd triode VT3, 4th triode VT4, 5th triode VT5, 6th triode VT6, first diode D1, second diode D2, 3rd diode D3 and the 4th diode D4, the first end of the first resistance R1 is the positive pole control signal input end of control circuit, the first end of the 6th resistance R6 is the negative pole control signal input end of control circuit, second end of the first resistance R1 is connected with the base stage of the first triode VT1, the emitter of the first triode VT1 is connected with the base stage of the second triode VT2, the collector of the first triode VT1 is connected with the first end of the 4th resistance R4, second end of the 4th resistance R4 is connected with the first end of the 5th resistance R5, second end of the 5th resistance R5 is connected with the base stage of the 5th triode VT5, the emitter of the second triode VT2 respectively with the positive pole of the first diode D1, the positive pole of the 3rd diode D3 is connected rear ground connection with the emitter of the 4th triode VT4, the base stage of the 4th triode VT4 is connected with the emitter of the 6th triode VT6, the base stage of the 6th triode VT6 is connected with second end of the 6th resistance R6, the collector of the 6th triode VT6 is connected with the first end of the 3rd resistance R3, second end of the 3rd resistance R3 is connected with the first end of the second resistance R2, second end of the second resistance R2 is connected with the base stage of the 3rd triode VT3, the collector of the second triode VT2 respectively with the collector of the 3rd triode VT3, the negative pole of the first diode D1 is connected with the positive pole of the second diode D2, the positive pole control signal output terminal of the current collection of the second triode VT2 very control circuit, the negative pole of the 3rd diode D3 respectively with the positive pole of the 4th diode D4, the collector of the 4th triode VT4 is connected with the collector of the 5th triode VT5, the negative pole of the 3rd diode D3 is the negative pole control signal output terminal of control circuit, the emitter of the 3rd triode VT3 respectively with the negative pole of the second diode D2, the negative pole of the 4th diode D4 is connected with the emitter of the 5th triode VT5.
During enforcement, use water leakage alarm, when occurring to leak, can send chimes of doom, prompting people take measures, and avoid causing economic loss, and the controller controling circuit that the utility model adopts is bridge-type transistor control circuit, ensure that the stability of work.

Claims (2)

1. an industrial prepay water meter, it is characterized in that: comprise and use water leakage alarm, power circuit, IC-card groove, IC-card read-write equipment, central processing unit, display, valve positioner and dry bourdon tube sensor, describedly to be connected with the alerting signal input end of described central processing unit with the signal output part of water leakage alarm, the output terminal of described power circuit is connected with the power input of described central processing unit, water meter is connected with the signals collecting end of described central processing unit by described dry bourdon tube sensor, the data transmission terminal of described central processing unit is connected with described IC-card groove by described IC-card read-write equipment, the control signal output terminal of described central processing unit is connected with described water meter by described valve positioner, the display output terminal of described central processing unit is connected with described display.
2. industrial prepay water meter according to claim 1, it is characterized in that: the control circuit of described valve positioner comprises the first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, 3rd triode, 4th triode, 5th triode, 6th triode, first diode, second diode, 3rd diode and the 4th diode, the first end of described first resistance is the positive pole control signal input end of described control circuit, the first end of described 6th resistance is the negative pole control signal input end of described control circuit, second end of described first resistance is connected with the base stage of described first triode, the emitter of described first triode is connected with the base stage of described second triode, the collector of described first triode is connected with the first end of described 4th resistance, second end of described 4th resistance is connected with the first end of described 5th resistance, second end of described 5th resistance is connected with the base stage of described 5th triode, the emitter of described second triode respectively with the positive pole of described first diode, the positive pole of described 3rd diode is connected rear ground connection with the emitter of described 4th triode, the base stage of described 4th triode is connected with the emitter of described 6th triode, the base stage of described 6th triode is connected with the second end of described 6th resistance, the collector of described 6th triode is connected with the first end of described 3rd resistance, second end of described 3rd resistance is connected with the first end of described second resistance, second end of described second resistance is connected with the base stage of described 3rd triode, the collector of described second triode respectively with the collector of described 3rd triode, the negative pole of described first diode is connected with the positive pole of described second diode, the positive pole control signal output terminal of the very described control circuit of current collection of described second triode, the negative pole of described 3rd diode respectively with the positive pole of described 4th diode, the collector of described 4th triode is connected with the collector of described 5th triode, the negative pole of described 3rd diode is the negative pole control signal output terminal of described control circuit, the emitter of described 3rd triode respectively with the negative pole of described second diode, the negative pole of described 4th diode is connected with the emitter of described 5th triode.
CN201420646373.1U 2014-10-31 2014-10-31 Industry prepay water meter Withdrawn - After Issue CN204288370U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420646373.1U CN204288370U (en) 2014-10-31 2014-10-31 Industry prepay water meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420646373.1U CN204288370U (en) 2014-10-31 2014-10-31 Industry prepay water meter

Publications (1)

Publication Number Publication Date
CN204288370U true CN204288370U (en) 2015-04-22

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CN201420646373.1U Withdrawn - After Issue CN204288370U (en) 2014-10-31 2014-10-31 Industry prepay water meter

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104331995A (en) * 2014-10-31 2015-02-04 成都龙腾中远信息技术有限公司 Industrial prepayment water meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104331995A (en) * 2014-10-31 2015-02-04 成都龙腾中远信息技术有限公司 Industrial prepayment water meter
CN104331995B (en) * 2014-10-31 2016-08-24 东莞市奥纳水务科技有限公司 Industry pre-payment water meter

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GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20150422

Effective date of abandoning: 20160824

C25 Abandonment of patent right or utility model to avoid double patenting