CN210242887U - Device for converting flow signal of front guard clomm membrane type gas meter into pulse signal - Google Patents
Device for converting flow signal of front guard clomm membrane type gas meter into pulse signal Download PDFInfo
- Publication number
- CN210242887U CN210242887U CN201921360714.8U CN201921360714U CN210242887U CN 210242887 U CN210242887 U CN 210242887U CN 201921360714 U CN201921360714 U CN 201921360714U CN 210242887 U CN210242887 U CN 210242887U
- Authority
- CN
- China
- Prior art keywords
- membrane type
- type gas
- diode
- clomm
- gas meter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a former health clomm membrane type gas table flow signal changes pulse signal device, including photoelectric door switch and DC power supply, photoelectric door switch includes emitting diode, the major loop, first schottky diode, triode and second clamper diode, emitting diode's positive pole is connected with the first end of major loop, emitting diode's negative pole respectively with the second end of major loop, the negative pole of second clamper diode, DC power supply's positive pole and the one end of load are connected, the third terminal of major loop is connected with the positive pole of first schottky diode and the base of triode respectively, photoelectric door switch passes through the hot melt adhesive and fixes the next door at the code wheel. The utility model discloses can improve the effect of foreward clom membrane type gas table greatly, can be used for all kinds of needs real-time remote display gas flow condition and the occasion of gas consumption, greatly improved foreward clom membrane type gas table working range, and do not need additionally to increase any high cost.
Description
Technical Field
The utility model relates to a design measurement field, in particular to sanitation clomm membrane type gas table flow signal changes pulse signal device.
Background
The front guard clomm membrane type gas meter drives a gear to rotate through a magnetic transmission system, and the gear drives a differential gear set of a meter head to drive the meter head to rotate, so that the meter head reading correctly expresses the gas consumption. However, this device is only suitable for single-machine use, and cannot be used online or used by industrial controllers such as microcomputers, DSCs, PLCs and the like to acquire the flow rate and consumption readings, which is a big defect of the sanitation crome membrane type gas meter.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide an effect that can improve foreward clomer membrane type gas table greatly, can be used for all kinds of needs real-time remote display gas flow condition and the occasion of gas consumption volume, greatly improved foreward clomer membrane type gas table working range, and need not additionally increase the foreward clomer membrane type gas table flow signal of any high cost and change pulse signal device.
The utility model provides a technical scheme that its technical problem adopted is: the flow signal to pulse signal conversion device for the front guard Crohm membrane type gas meter comprises a photoelectric gate switch and a direct current power supply, wherein the photoelectric gate switch comprises a light emitting diode, a main loop, a first Schottky diode, a triode and a second clamping diode, the anode of the light emitting diode is connected with the first end of the main loop, the cathode of the light emitting diode is respectively connected with the second end of the main loop, the cathode of the second clamping diode, the anode of the direct current power supply and one end of a load, the third end of the main loop is respectively connected with the anode of the first Schottky diode and the base of the triode, the collector of the triode is respectively connected with the cathode of the first Schottky diode and the other end of the load, the fourth end of the main loop is respectively connected with the emitter of the triode, the anode of the second clamping diode and the cathode of the direct current power supply, the photoelectric door switch is fixed beside the code disc through hot melt adhesive.
In the device for converting flow signals into pulse signals for a front guard clomm membrane type gas meter, the photoelectric door switch is an FF-U674-1 small-groove type photoelectric switch sensor.
In the device for converting flow signals of front guard clomm membrane type gas meter into pulse signals, the model of the triode is S8050.
In the device for converting flow signals into pulse signals for the front guard clomm membrane type gas meter, the direct current power supply outputs DC5-24V direct current voltage.
In the device for converting flow signals into pulse signals of the front guard clomm membrane type gas meter, the code wheel is a code wheel of each ring of 100 pulses.
Implement the utility model discloses a former defence clomer membrane type gas table flow signal changes pulse signal device has following beneficial effect: because the utility model is provided with the photoelectric door switch and the direct current power supply, the photoelectric door switch is fixed beside the code disc through the hot melt adhesive, the utility model is additionally provided with the pulse generating device consisting of the photoelectric door switch and the code disc on the premise of not damaging the internal structure and the operation performance of the front guard Crom membrane type gas meter, compared with the traditional front guard Crom membrane type gas meter, after the pulse generating device is added, the flow signal and the gas consumption performance which can only be watched by naked eyes but can not be detected by a computer industrial controller can be detected, and are converted into an electric square wave signal through the photoelectric door switch to be used by a computer or an industrial controller such as PLC and DSC, the utility model can greatly improve the function of the front guard Crom membrane type gas meter, can be used for various occasions needing to remotely display the gas flow condition and the gas consumption in real time, greatly improves the working range of the front guard Crom membrane type gas meter, and does not require any additional high cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic circuit diagram of an embodiment of a device for converting flow signals of a front guard clomm membrane type gas meter into pulse signals;
FIG. 2 is a schematic diagram of the positions of the photoelectric door switch and the code wheel in the embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses in the embodiment of the device of converting the flow signal of the fore-guard clom membrane type gas meter into the pulse signal, the circuit schematic diagram of the device of converting the flow signal of the fore-guard clom membrane type gas meter into the pulse signal is shown in figure 1. In fig. 1, the device for converting flow signal into pulse signal of the front guard clomm membrane type gas meter comprises a photoelectric gate switch 10 and a direct current power supply BAT, the photogate switch 10 includes a light emitting diode LED, a main circuit U1, a first schottky diode D1, a triode Q, and a second clamping diode D2, wherein an anode of the light emitting diode LED is connected to a first end of the main circuit U1, a cathode of the light emitting diode LED is connected to a second end of the main circuit U1, a cathode of the second clamping diode D2, an anode of a dc power supply BAT, and one end of a load, a third end of the main circuit U1 is connected to an anode of the first schottky diode D1 and a base of the triode Q, a collector of the triode Q is connected to a cathode of the first schottky diode D1 and the other end of the load, and a fourth end of the main circuit U1 is connected to an emitter of the triode Q, an anode of the second diode clamping D2, and a cathode of the dc power supply BAT.
In this embodiment, the photo-electric gate switch 10 receives a pulse signal from a circular plate encoder disk of a front guard clomm membrane gas meter. The front-stage detection part consists of a Light Emitting Diode (LED) and a main loop U1, when the LED emits light, a photoelectric receiver of the main loop U1 is illuminated, the main loop U1 generates current to drive a first Schottky diode D1 and a triode Q to generate an output current signal to a signal output end OUT for a load to use, and a second clamping diode D2 is used for stabilizing the internal voltage at a certain voltage value. The photoelectric door switch 10 needs DC5-24V power supply to operate normally. In other words, the DC power supply BAT outputs DC voltage of 5-24V.
It should be noted that in this embodiment, the model of the transistor Q is S8050. Of course, in practical application, the transistor Q may also be another type of transistor with similar functions.
Fig. 2 is a schematic diagram of the positions of the optical switch and the code wheel in this embodiment, and the optical switch 10 is fixed beside the code wheel 11 by hot melt adhesive. In this embodiment, the photo-gate switch 10 is an FF-U674-1 small-groove type photo-switch sensor. The code wheel 11 is a code wheel of 100 pulses per turn.
The utility model discloses ensure integrity of foreward clomer membrane type gas table outward appearance, function structure, the integrality of performance and do not change under the prerequisite to the measurement accuracy of gas consumption volume, install the pulse generator who comprises FF-U674-1 slotted groove type photoelectric switch sensor and the code wheel of every circle of 100 pulses additional. After the pulse generating device is added, the flow signal and the air consumption performance which can only be observed by naked eyes but can not be detected by a computer industrial controller can be detected, and are converted into electric square wave signals through the FF-U674-1 small-groove photoelectric switch sensor for being used in a computer or an industrial controller such as PLC and DSC. After improvement, the effect of the front guard clomm membrane type gas meter is greatly improved, the front guard clomm membrane type gas meter can be used in various occasions needing real-time remote display of gas flow conditions and gas consumption, the working range of the front guard clomm membrane type gas meter is greatly improved, and any high cost is not required to be additionally increased.
When the installation is carried out, the installation is carried out according to the following steps: firstly, a meter head of a front guard clomm membrane type gas meter is opened by a screwdriver, and then a meter head gear inside is completely disassembled, so that a magnetic transmission shaft is not damaged. Secondly, the central hole of the code wheel of each circle of 100 pulses is inserted in alignment with the central shaft on the magnetic transmission shaft, the stable and uniform placement is required, and then the new structure is put on the originally fixed magnetic ring of the gas meter again. Thirdly, the FF-U674-1 small groove type photoelectric switch sensor is fixed beside by double cement, and the code disc is placed inside. Fourthly, applying +5V direct current voltage to the FF-U674-1 small-groove type photoelectric switch sensor, testing a signal sent by the FF-U674-1 small-groove type photoelectric switch sensor by using an oscilloscope, and adjusting the FF-U674-1 small-groove type photoelectric switch sensor until the square wave duty ratio and the frequency on the oscilloscope are approximately stable. Fifthly, fixing the FF-U674-1 small-groove photoelectric switch sensor by hot melt adhesive, and covering a cover.
In a word, the utility model discloses a do not destroy the prerequisite of foreward clom membrane type gas table inner structure and function performance under, install pulse generator additional. The utility model discloses can improve the effect of foreward clom membrane type gas table greatly, can be used for all kinds of needs real-time remote display gas flow condition and the occasion of gas consumption, greatly improved foreward clom membrane type gas table working range, and do not need additionally to increase any high cost.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A flow signal to pulse signal conversion device of a front guard Crohm membrane type gas meter is characterized by comprising a photoelectric gate switch and a direct current power supply, wherein the photoelectric gate switch comprises a light emitting diode, a main loop, a first Schottky diode, a triode and a second clamping diode, the anode of the light emitting diode is connected with the first end of the main loop, the cathode of the light emitting diode is respectively connected with the second end of the main loop, the cathode of the second clamping diode, the anode of the direct current power supply and one end of a load, the third end of the main loop is respectively connected with the anode of the first Schottky diode and the base of the triode, the collector of the triode is respectively connected with the cathode of the first Schottky diode and the other end of the load, the fourth end of the main loop is respectively connected with the emitter of the triode, the anode of the second clamping diode and the cathode of the direct current power supply, the photoelectric door switch is fixed beside the code disc through hot melt adhesive.
2. The device for converting the flow signal into the pulse signal of the front guard clomm membrane type gas meter according to claim 1, wherein the photoelectric gate switch is an FF-U674-1 small-groove type photoelectric switch sensor.
3. The device for converting a flow signal of a front guard clomm membrane gas meter into a pulse signal as claimed in claim 1, wherein the type of the triode is S8050.
4. The device for converting a flow signal of a front guard clomm membrane gas meter into a pulse signal as claimed in claim 1, wherein the direct current power supply outputs a direct current voltage of DC 5-24V.
5. The device for converting a flow signal into a pulse signal of a front guard clomm membrane type gas meter according to any one of claims 1 to 4, wherein the code disc is a code disc with 100 pulses per circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921360714.8U CN210242887U (en) | 2019-08-21 | 2019-08-21 | Device for converting flow signal of front guard clomm membrane type gas meter into pulse signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921360714.8U CN210242887U (en) | 2019-08-21 | 2019-08-21 | Device for converting flow signal of front guard clomm membrane type gas meter into pulse signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210242887U true CN210242887U (en) | 2020-04-03 |
Family
ID=69964197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921360714.8U Active CN210242887U (en) | 2019-08-21 | 2019-08-21 | Device for converting flow signal of front guard clomm membrane type gas meter into pulse signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210242887U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113890511A (en) * | 2020-07-03 | 2022-01-04 | 成都秦川物联网科技股份有限公司 | Low-power-consumption photoelectric switch sensor for Internet-of-things intelligent gas meter |
| CN114088154A (en) * | 2020-07-03 | 2022-02-25 | 成都秦川物联网科技股份有限公司 | Photoelectric encoder for intelligent gas meter of Internet of things |
-
2019
- 2019-08-21 CN CN201921360714.8U patent/CN210242887U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113890511A (en) * | 2020-07-03 | 2022-01-04 | 成都秦川物联网科技股份有限公司 | Low-power-consumption photoelectric switch sensor for Internet-of-things intelligent gas meter |
| CN114088154A (en) * | 2020-07-03 | 2022-02-25 | 成都秦川物联网科技股份有限公司 | Photoelectric encoder for intelligent gas meter of Internet of things |
| CN114088154B (en) * | 2020-07-03 | 2023-05-26 | 成都秦川物联网科技股份有限公司 | Photoelectric encoder for intelligent gas meter of Internet of things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210242887U (en) | Device for converting flow signal of front guard clomm membrane type gas meter into pulse signal | |
| CN205229291U (en) | Voltage signal collection system | |
| CN203798818U (en) | Wind speed wind direction acquisition device based on single-chip microcomputer | |
| CN101520362B (en) | Air leakage measuring device of engine piston | |
| CN208012769U (en) | A kind of excessively high warning circuit of temperature based on integrated transporting discharging | |
| CN208059939U (en) | Environmental monitoring system based on Internet of Things | |
| CN105182447A (en) | Photoelectric correlation sensor detection system and method | |
| CN204705693U (en) | Small-sized Aviation cable fault detect orientator | |
| CN204557241U (en) | A kind of digital pressure switch | |
| CN205909941U (en) | Low -temperature alarm ware based on triode temperature characteristic | |
| CN204988349U (en) | Large -scale public building thing environment monitoring device | |
| CN202978959U (en) | Infrared receiver based on binary system serial counter | |
| CN201463946U (en) | Engine piston air loss measuring instrument | |
| CN208337966U (en) | A kind of temperature-adjusting circuit for laser range finder light source | |
| CN204836728U (en) | Sound and light control lamp accuse circuit | |
| CN201732110U (en) | Multimeter | |
| CN204190728U (en) | Photoreceptor voltage comparison circuit | |
| CN204887202U (en) | Intelligence surveillance camera machine | |
| CN102749507A (en) | Light source power detection device | |
| CN203397510U (en) | Anti-interference infrared intrusion sensor | |
| CN204789987U (en) | Laser radar gate signal generating device | |
| CN204855498U (en) | Environmental protection check out test set based on thing networking | |
| CN204924493U (en) | A long -range temperature measurement system for fire control based on thing networking | |
| CN210625763U (en) | Pulse type remote water meter information-obtaining equipment | |
| CN204498112U (en) | The highly sensitive receiving circuit of a kind of photoelectric sensor for mobile phone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |