CN218066595U - Rotor flowmeter with analog quantity voltage output - Google Patents
Rotor flowmeter with analog quantity voltage output Download PDFInfo
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- CN218066595U CN218066595U CN202220891195.3U CN202220891195U CN218066595U CN 218066595 U CN218066595 U CN 218066595U CN 202220891195 U CN202220891195 U CN 202220891195U CN 218066595 U CN218066595 U CN 218066595U
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- 239000007788 liquid Substances 0.000 claims abstract description 40
- 239000011521 glass Substances 0.000 abstract description 13
- 230000005389 magnetism Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a rotameter that has analog quantity voltage output, belong to rotameter technical field, be equipped with the magnetism rotor in the middle of the scale tube, the liquid delivery outlet is installed at the scale tube top, liquid delivery outlet one side is complete has the liquid input port, one side department installs magnetic sensor in the middle of the scale tube, position control spare is installed to magnetic sensor one side, can carry out method processing and various operations to this output voltage signal, finally can export a charactron and can demonstrate the digital parameter of magnetism rotor position, this is the flow data parameter, through the magnetism rotor, the glass scale tube, magnetic sensor, position control device constitutes rotameter, amplify and handle magnetic sensor output signal through microcontroller box. The signal can output an analog quantity voltage signal and a digital signal, and the analog quantity voltage output and the digital signal output of the flowmeter are realized. And the flow display and control of the small flow of the body are realized.
Description
Technical Field
The utility model relates to a voltage output's rotameter especially relates to a rotameter that has analog quantity voltage output, belongs to rotameter technical field.
Background
The flowmeter is a volumetric meter, it is the liquid flow that flows through in the measuring pipeline of continuous or discontinuous, including body, measurement cavity assembly, extreme regulator and counter, etc., when the liquid to be measured flows through the measurement cavity, the business turn over end of the flowmeter forms the pressure difference, promote the rotor to rotate, transmit to the calculator through the gear drive system at the same time, direct indication flowmeter's liquid total amount, the counter is according to the rotor does the periodic rotation and display data.
The conventional rotor flow meter on the market can not output voltage signals. The flowmeter capable of outputting voltage signals is also difficult to output and control voltage aiming at small flow, and the small flow of liquid is more difficult to display and control.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rotor flow meter who has analog quantity voltage output, when liquid or gas passed through this flowmeter scale glass pipe from bottom to top through the pipeline, the magnetic rotor among the propulsion pipe moved up, when the gravity balance of propulsion force and magnetic rotor, the magnetic rotor no longer rose, what reacted at this moment is the flow of liquid or gas, according to the characteristic of magnetism sensing (hall) component, device output voltage is relevant with the size of magnetic field polarity and magnetic field intensity. For this purpose, a position control is provided, which is used to adjust the calibration start flow parameter. When the N pole of the magnetic rotor is close to the magnetic sensing (hall) element, the output voltage is highest. When the S pole of the magnetic rotor is close to the magneto-sensitive (hall) element, the output voltage is lowest. Half the voltage when the N pole, the center of the S pole, and the center of the magneto-sensitive (hall) element coincide. The highest output voltage is determined by the voltage of the power supply added to the magnetic-sensing (Hall) element, and the position adjusting mechanism is a nut block which is fixed with the magnetic-sensing (Hall) element and adjusted by an adjusting screw rod, and the nut block moves up and down in parallel with the graduated glass tube of the flowmeter during adjustment. The relative position of the magneto-sensitive (hall) element and the magnetic rotor in the glass tube can be changed. The output voltage of the magnetic sensing (Hall) element is different in magnitude. When no liquid or gas exists, the output voltage of the magnetic sensing (Hall) element is adjusted to be zero or the minimum, the output voltage of the magnetic sensing (Hall) element is transmitted into a microcontroller box (singlechip) for signal processing, the output voltage signal can be processed in a method and operated in various ways, and finally a digital tube can be output to display the digital parameter of the position of the magnetic rotor, namely the flow data parameter, the rotor flowmeter is formed by the magnetic rotor, the glass graduated tube, the magnetic sensing element and the position adjusting device, and the output signal of the magnetic sensing element is amplified and processed by the microcontroller box. The signal can output an analog quantity voltage signal and a digital signal, and the analog quantity voltage output and the digital signal output of the flowmeter are realized. And the flow display and control of the small flow of the body are realized.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides a rotor flow meter who has analog voltage output, including microcontroller box, digital delivery outlet, the liquid delivery outlet, rotor flow meter, the scale pipe, the magnetism rotor, the liquid input port, position control spare and magnetic sensing element, the inside one side of rotor flow meter is equipped with the scale pipe, be equipped with the magnetism rotor in the middle of the scale pipe, the liquid delivery outlet is installed at the scale pipe top, the complete liquid input port that has in liquid delivery outlet one side, one side department installs the magnetic sensing element in the middle of the scale pipe, position control spare is installed to magnetic sensing element one side, rotor flow meter one side electric connection has microcontroller box, department installs digital delivery outlet in the middle of microcontroller box one side.
Preferably, the magnetic rotor is inserted into the middle of the graduated tube and is connected in a sliding mode.
Preferably, the liquid outlet, the graduated tube and the liquid inlet are in communication with each other.
Preferably, the magnetic sensing element and the magnetic rotor are remotely engaged.
The utility model has the advantages of that:
the utility model provides a pair of have analog voltage output's rotameter, liquid or gaseous pass through pipeline from bottom to top when flowing through this flowmeter scale glass pipe, the magnetic rotor rebound in the propulsion pipe, when the gravity balance of propulsion and magnetic rotor, the magnetic rotor no longer rises, what reacted this moment is liquid or gaseous flow, according to the characteristic of magnetism sensing (hall) component, device output voltage is relevant with magnetic field polarity and magnetic field intensity's size. For this purpose, a position control is provided, which is used to adjust the calibration start flow parameter. When the N pole of the magnetic rotor is close to a magneto-sensitive (hall) element, the output voltage is highest. When the S pole of the magnetic rotor is close to the magneto-sensitive (hall) element, the output voltage is lowest. Half the voltage when the N pole, the center of the S pole, and the center of the magneto-sensitive (hall) element coincide. The highest output voltage is determined by the power voltage applied to the magnetic-sensing (Hall) element, and the position adjusting mechanism is a nut block which is fixed with the magnetic-sensing (Hall) element and adjusted by an adjusting screw rod, and the nut block moves up and down in parallel with the graduated glass tube of the flowmeter during adjustment. The relative position of the magneto-sensitive (hall) element and the magnetic rotor in the glass tube can be changed. The output voltage of the magnetic sensitive (Hall) element is different in magnitude. When no liquid or gas exists, the output voltage of the magnetic sensing (Hall) element is adjusted to be zero or the minimum, the output voltage of the magnetic sensing (Hall) element is transmitted into a microcontroller box (singlechip) for signal processing, the output voltage signal can be processed in a method and operated in various ways, and finally a digital tube can be output to display the digital parameter of the position of the magnetic rotor, namely the flow data parameter, the rotor flowmeter is formed by the magnetic rotor, the glass graduated tube, the magnetic sensing element and the position adjusting device, and the output signal of the magnetic sensing element is amplified and processed by the microcontroller box. The signal can output an analog quantity voltage signal and a digital signal, and the analog quantity voltage output and the digital signal output of the flowmeter are realized. And the flow display and control of the small flow of the body are realized.
Drawings
Fig. 1 is a front view of the overall structure of a preferred embodiment of a rotameter having an analog voltage output in accordance with the present invention.
In the figure: 1-a microcontroller box, 2-a digital output port, 3-a liquid output port, 4-a rotor flowmeter, 5-a graduated tube, 6-a magnetic rotor, 7-a liquid input port, 8-a position adjusting piece and 9-a magnetic sensing element.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1, the rotameter with analog voltage output provided in this embodiment includes a microcontroller box 1, a digital output port 2, a liquid output port 3, a rotameter 4, a calibration tube 5, a magnetic rotor 6, a liquid input port 7, a position adjusting piece 8 and a magnetic sensor 9, the calibration tube 5 is arranged on one side inside the rotameter 4, the magnetic rotor 6 is arranged in the middle of the calibration tube 5, the liquid output port 3 is installed on the top of the calibration tube 5, the liquid input port 7 is completely arranged on one side of the liquid output port 3, the magnetic sensor 9 is installed on one side of the middle of the calibration tube 5, the position adjusting piece 8 is installed on one side of the magnetic sensor 9, the microcontroller box 1 is electrically connected to one side of the rotameter 4, and the digital output port 2 is installed in the middle of one side of the microcontroller box 1.
The general working principle is as follows: when liquid or gas flows through the glass graduated tube of the flowmeter from bottom to top through the pipeline, the magnetic rotor 6 in the pushing tube moves upwards, when the pushing force is balanced with the gravity of the magnetic rotor 6, the magnetic rotor 6 does not rise any more, the reaction is the flow of the liquid or gas, and the output voltage of the device is related to the polarity of a magnetic field and the intensity of the magnetic field according to the characteristics of a magnetic sensing (Hall) element 9. For this purpose, a position control is provided, which is used to adjust the calibration start flow parameter. When the N pole of the magnetic rotor 6 is close to the magneto-sensitive (hall) element 9, the output voltage is highest. When the S pole of the magnetic rotor 6 is close to the magneto-sensitive (hall) element 9, the output voltage is the lowest. Half the voltage when the N pole, the center of the S pole and the center of the magneto-sensitive (hall) element 9 coincide. The highest output voltage is determined by the voltage of a power supply added to the magnetic sensing (Hall) element 9, the position adjusting mechanism is a nut block which is fixed with the magnetic sensing (Hall) element 9 and adjusted by an adjusting screw, and the nut block moves up and down in parallel with a graduated glass tube of the flowmeter during adjustment. The relative position of the magneto sensitive (hall) element 9 and the magnetic rotor 6 in the glass tube can be changed. The output voltage of the magnetic sensing (hall) element 9 is made to be different in magnitude. When no liquid or gas exists, the magnetic sensing (Hall) element 9 is adjusted to enable the output voltage to be zero or the minimum value to be the standard, the output voltage of the magnetic sensing (Hall) element 9 is sent into the microcontroller box 1 (singlechip) to be subjected to signal processing, the output voltage signal can be subjected to method processing and various operations, finally, a nixie tube can be output to display the digital parameter of the position of the magnetic rotor 6, namely the flow data parameter, the rotor flowmeter 4 is formed by the magnetic rotor 6, the glass graduated tube, the magnetic sensing element 9 and the position adjusting device, and the output signal of the magnetic sensing element 9 is amplified and processed through the microcontroller box 1. The signal can output an analog quantity voltage signal and a digital signal, and the analog quantity voltage output and the digital signal output of the flowmeter are realized. And the flow display and control of the small flow are realized.
In this embodiment: the magnetic rotor 6 is inserted into the middle of the graduated tube 5 and is connected in a sliding way.
In this embodiment: the liquid outlet 3, the graduated tube 5 and the liquid inlet 7 are in communication with each other.
In this embodiment: the magnetic sensor element 9 and the magnetic rotor 6 are remote from each other.
Above, only the further embodiments of the present invention are shown, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the protection scope of the present invention.
Claims (4)
1. A rotameter having an analog voltage output, characterized by: the automatic liquid level meter comprises a microcontroller box (1), a digital output port (2), a liquid output port (3), a rotor flow meter (4), a graduated tube (5), a magnetic rotor (6), a liquid input port (7), a position adjusting piece (8) and a magnetic sensing element (9), wherein the graduated tube (5) is arranged on one side inside the rotor flow meter (4), the magnetic rotor (6) is arranged in the middle of the graduated tube (5), the liquid output port (3) is installed at the top of the graduated tube (5), the liquid input port (7) is completely arranged on one side of the liquid output port (3), the magnetic sensing element (9) is installed on one side in the middle of the graduated tube (5), the position adjusting piece (8) is installed on one side of the magnetic sensing element (9), the microcontroller box (1) is electrically connected to one side of the rotor flow meter (4), and the digital output port (2) is installed in the middle of one side of the microcontroller box (1).
2. A rotameter as defined in claim 1 having an analog voltage output, wherein: the magnetic rotor (6) is inserted into the middle of the graduated tube (5) and is connected in a sliding way.
3. A rotameter as set forth in claim 2 having an analog voltage output, wherein: the liquid output port (3), the graduated tube (5) and the liquid input port (7) are communicated with each other.
4. A rotameter as set forth in claim 3 having an analog voltage output, wherein: the magnetic sensing element (9) and the magnetic rotor (6) are mutually far matched.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220891195.3U CN218066595U (en) | 2022-04-18 | 2022-04-18 | Rotor flowmeter with analog quantity voltage output |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220891195.3U CN218066595U (en) | 2022-04-18 | 2022-04-18 | Rotor flowmeter with analog quantity voltage output |
Publications (1)
Publication Number | Publication Date |
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CN218066595U true CN218066595U (en) | 2022-12-16 |
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CN202220891195.3U Active CN218066595U (en) | 2022-04-18 | 2022-04-18 | Rotor flowmeter with analog quantity voltage output |
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CN (1) | CN218066595U (en) |
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2022
- 2022-04-18 CN CN202220891195.3U patent/CN218066595U/en active Active
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