CN204649277U - One transmits circle pick-up unit - Google Patents

Abstract

The utility model proposes one and transmit circle pick-up unit, its structure comprises: base table, and to be measuredly transmit circle for installing above its dial plate, its pointer is embedded with permanent magnet and is placed in the middle of two tongue tubes transmitting circle to be measured; Transmit circle detection module, the connection of its signal wire is to be measured transmits circle, and comprising: microprocessor, it is connected with power circuit, liquid crystal display circuit, metering circuit, warning circuit, calibration circuit; Described calibration circuit is used for calibrating transmitting circle detection module; Described metering circuit for detect to be measured transmit circle work time two tongue tubes duty when resistance, and give described microprocessor by signal transmission; Described microprocessor processes signal, and outputs signal to liquid crystal display circuit, in order in its liquid crystal screen display, or outputs signal to warning circuit and reports to the police.This device can realize transmitting circle detection in a pre-installation, avoids defectively to transmit installing and using of circle, ensure that the measuring accuracy of instrument.

Description

One transmits circle pick-up unit

Technical field

The utility model relates to the hot instrument field of water, electricity and gas, refers to that one transmits circle pick-up unit especially.

Background technology

In intellectual water meter industry, metering mode major part of winning the confidence adopts double dry-reed pipe to win the confidence mode, the sensitivity of two tongue tubes and the matching degree of duty during two dry spring metering, and tongue tube resistance will directly affect the accuracy of water meter measurement.

The existing each manufacturer of intellectual water meter is not because having professional to transmit circle detecting instrument, and most of manufacturer does not carry out detection just directly carry out assembled watch assembling to transmitting circle, thus affects the accuracy of water meter measurement.

Utility model content

The utility model proposes one and transmit circle pick-up unit, can realize transmitting circle detection in a pre-installation, avoid and defectively transmit installing and using of circle, ensure that the measuring accuracy of instrument.

The technical solution of the utility model is achieved in that

One transmits circle pick-up unit, and its structure comprises:

Base table, to be measuredly transmits circle for installing above its dial plate;

The pointer of described base table is embedded with permanent magnet and is placed in the middle of two tongue tubes transmitting circle to be measured;

Transmit circle detection module, the connection of its signal wire is to be measured transmits circle.

In technique scheme, described in transmit circle detection module specifically comprise:

Microprocessor, it is connected with power circuit, liquid crystal display circuit, metering circuit, warning circuit, calibration circuit;

Described power circuit connects external power, provides power supply with transmitting circle detection module described in thinking;

Described calibration circuit is used for calibrating transmitting circle detection module, and transmission of signal is to described microprocessor;

Described metering circuit for detect to be measured transmit circle work time two tongue tubes duty when resistance, and give described microprocessor by signal transmission;

Described microprocessor processes the signal from metering circuit, and outputs signal to liquid crystal display circuit, in order in its liquid crystal screen display, or outputs signal to warning circuit and reports to the police.

In technique scheme, described base table is water meter.

Of the present utility model transmit circle its principle of work of pick-up unit and workflow as follows:

The circle that transmits to be measured is installed on base table, and by wire, the circle that transmits to be measured is enclosed detection module be connected with described transmitting.

Blowing base table makes it rotate, by calibration circuit to after transmitting circle detection module calibrating, by metering circuit detect to be measured transmit circle work time the duty when resistance of two tongue tubes, and give described microprocessor by signal transmission.

Described microprocessor processes the signal from metering circuit, and outputs signal to liquid crystal display circuit, in order in its liquid crystal screen display.

And, in described microprocessor, the dutycycle matching degree of tongue tube, the resistance of tongue tube are preset, when to be measured detected by metering circuit transmits the dutycycle matching degree of circle two tongue tubes or tongue tube resistance exceedes the scope preset in microprocessor, described micro-process output alarm signal to described warning circuit is reported to the police by it, thus is screened by the undesirable circle that transmits.

In sum, of the present utility modelly transmit that circle pick-up unit its structure is simple, cost is low, easy to install and use, by the resistance of the matching degree and tongue tube that detect two tongue tube dutycycles simultaneously, all warning can be sent when two tongue tube dutycycle matching degrees or resistance exceed setting range, avoid the defective use transmitting circle, improve the degree of accuracy of water meter measurement.

Accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the principle framework schematic diagram that the utility model transmits circle pick-up unit;

The circuit theory schematic diagram that Fig. 2 is microprocessor shown in Fig. 1;

The circuit theory schematic diagram that Fig. 3 is metering circuit shown in Fig. 1;

The circuit theory schematic diagram that Fig. 4 is calibration circuit shown in Fig. 1;

The circuit theory schematic diagram that Fig. 5 is warning circuit shown in Fig. 1;

The circuit theory schematic diagram that Fig. 6 is power circuit shown in Fig. 1;

The circuit theory schematic diagram that Fig. 7 is liquid crystal display circuit shown in Fig. 1;

In figure: 1-base table; 2-microprocessor; 3-metering circuit; 4-calibration circuit; 5-warning circuit; 6-power circuit; 7-liquid crystal display circuit.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

As shown in Figure 1, of the present utility modelly transmit circle pick-up unit, comprise following structure:

Base table 1, to be measuredly transmits circle for installing above its dial plate;

The special character of described base table 1 is that its pointer is embedded with permanent magnet, and during use, the pointer of the useful magnet of this band is placed in the middle of two tongue tubes transmitting circle to be measured;

Transmit circle detection module, the connection of its signal wire is to be measured transmits circle.

In technique scheme, described in transmit circle detection module in establish:

Microprocessor 2, metering circuit 3, calibration circuit 4, warning circuit 5, power circuit 6, liquid crystal display circuit 7;

Described metering circuit 3, calibration circuit 4, warning circuit 5, power circuit 6, liquid crystal display circuit 7 are connected with described microprocessor 2 respectively.

Described power circuit 6 connects external power and microprocessor 2, provides power supply with transmitting circle detection module described in thinking.

Described calibration circuit 4 connects microprocessor 2, and for calibrating transmitting circle detection module, and transmission of signal is to described microprocessor 2.

Described base table 1, as water meter is connected to the metering circuit 3 transmitting circle detection module, described metering circuit 3 connects microprocessor 2; Described metering circuit 3 for detect to be measured transmit circle work time two tongue tubes duty when resistance, and give described microprocessor 2 by signal transmission.

Described microprocessor 2 processes the signal from metering circuit 3, and outputs signal to liquid crystal display circuit 7; Described liquid crystal display circuit 7 comprises liquid crystal display, the data-signal from microprocessor 2 can be shown.

Another result that described microprocessor 2 processes the signal from metering circuit 3, namely when to be measured transmit circle undesirable time, output signal to warning circuit 5 and report to the police.

In technique scheme, described base table 1 can be water meter.

Of the present utility model transmit circle its principle of work of pick-up unit and workflow as follows:

The circle that transmits to be measured is installed on base table 1, and by wire, the circle that transmits to be measured is enclosed detection module be connected with described transmitting.Blowing base table 1 makes it rotate, by calibration circuit 4 to after transmitting circle detection module calibrating, by metering circuit 3 detect to be measured transmit circle work time the duty when resistance of two tongue tubes, and give described microprocessor 2 by signal transmission.Described microprocessor 2 processes the signal from metering circuit 3, and outputs signal to liquid crystal display circuit 7, in order in its liquid crystal screen display.And, in described microprocessor 2, the dutycycle matching degree of tongue tube, the resistance of tongue tube are preset, when to be measured detected by metering circuit 3 transmits the dutycycle matching degree of circle two tongue tubes or tongue tube resistance exceedes the scope preset in microprocessor 2, described microprocessor 2 output alarm signal to described warning circuit 5 is reported to the police by it.Thus the undesirable circle that transmits is screened.

In sum, of the present utility modelly transmit that circle pick-up unit its structure is simple, cost is low, easy to install and use, by the resistance of the matching degree and tongue tube that detect two tongue tube dutycycles simultaneously, all warning can be sent when two tongue tube dutycycle matching degrees or resistance exceed setting range, avoid the defective use transmitting circle, improve the degree of accuracy of water meter measurement.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (3)

1. transmit a circle pick-up unit, it is characterized in that, structure comprises:

Base table, to be measuredly transmits circle for installing above its dial plate;

The pointer of described base table is embedded with permanent magnet and is placed in the middle of two tongue tubes transmitting circle to be measured;

Transmit circle detection module, the connection of its signal wire is to be measured transmits circle.

2. according to claim 1ly transmit circle pick-up unit, it is characterized in that, described in transmit circle detection module and comprise:

Microprocessor, it is connected with power circuit, liquid crystal display circuit, metering circuit, warning circuit, calibration circuit;

Described power circuit connects external power, provides power supply with transmitting circle detection module described in thinking;

Described calibration circuit is used for calibrating transmitting circle detection module, and transmission of signal is to described microprocessor;

Described metering circuit for detect to be measured transmit circle work time two tongue tubes duty when resistance, and give described microprocessor by signal transmission;

Described microprocessor processes the signal from metering circuit, and outputs signal to liquid crystal display circuit, in order in its liquid crystal screen display, or outputs signal to warning circuit and reports to the police.

3. according to claim 1ly transmit circle pick-up unit, it is characterized in that:

Described base table is water meter.