CN205843764U - A kind of liquid level emasuring device - Google Patents

A kind of liquid level emasuring device Download PDF

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Publication number
CN205843764U
CN205843764U CN201620704146.9U CN201620704146U CN205843764U CN 205843764 U CN205843764 U CN 205843764U CN 201620704146 U CN201620704146 U CN 201620704146U CN 205843764 U CN205843764 U CN 205843764U
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China
Prior art keywords
module
liquid level
emasuring device
level emasuring
control module
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Expired - Fee Related
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CN201620704146.9U
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Chinese (zh)
Inventor
苏珊
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Guangxi University
Original Assignee
Ma Yinming
Zhou Jini
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Priority to CN201620704146.9U priority Critical patent/CN205843764U/en
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Publication of CN205843764U publication Critical patent/CN205843764U/en
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  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

This utility model relates to field of measuring techniques, especially a kind of liquid level emasuring device;Including control module, correction module, level gauging module and computing module, described correction module, described level gauging module and described computing module are connected with described control module respectively;Described level gauging module includes ultrasonic measuring unit, maglev type measuring unit, radar surveying unit, infrared survey unit and pressure type measuring unit.Liquid level emasuring device disclosed in the utility model, by arranging control module, computing module and level gauging module, it is achieved that the high-acruracy survey of liquid level and the accurate calculating of related data, and can carry out precision calibration and error correction for traditional liquid level emasuring device;By arranging correction module, it is achieved that good long-time stability, ensure the long-term stable operation of device.

Description

A kind of liquid level emasuring device
Technical field
This utility model relates to field of measuring techniques, especially a kind of liquid level emasuring device.
Background technology
The metering of amount of fluid in storage tank, including volume metering and mass metrology, is given by manual measurement for a long time Realize.The shortcoming of this method, mainly certainty of measurement can not reach higher level, and the labor condition of survey crew is severe, survey Amount skill set requirements is higher.
Current all of liquidometer, is all the measurement using the empty method of survey to carry out liquid level, in order to try to achieve real liquid level, it is necessary to Application is with reference to height, and with reference to height, according to the result of research at present, it is a variable, and intensity of variation has with liquid level in tank Close, so in order to obtain real liquid level, it is necessary on the basis of liquidometer is measured, carry out certain correction, otherwise can not get essence True level value.To this end, be badly in need of inventing a kind of high-precision liquid level emasuring device, it is used for determining the measurement essence of typical measuring arrangements Degree.
Summary of the invention
The purpose of this utility model is: provide a kind of liquid level emasuring device, it is possible to realize the high accuracy of level gauging, real The calculating of the related data now needed, and realize precision calibration and the error correction that traditional liquid level is measured.
This utility model provides following proposal:
A kind of liquid level emasuring device, including control module, correction module, level gauging module and computing module, described school Positive module, described level gauging module and described computing module are connected with described control module respectively;
Described level gauging module includes ultrasonic measuring unit, maglev type measuring unit, radar surveying unit, infrared survey Amount unit and pressure type measuring unit.
Preferably, also include that communication module, described communication module are connected with described control module.
Preferably, also include that input module, described input module are connected with described control module.
Preferably, also include that display module, described display module are connected with described control module.
Preferably, also include that power module, described power module are connected with described control module.
Preferably, arbitrary during described power module is ups power or Switching Power Supply.
Preferably, described control module is arbitrary in PLC or MCU.
Preferably, described display module is touch in display screen or liquid crystal display arbitrary.
Preferably, described input module is touch keyboard.
Preferably, arbitrary during described communication module is bluetooth module or WIFI module.
The beneficial effect that this utility model produces:
1, liquid level emasuring device disclosed in the utility model, by arranging control module, computing module and level gauging Module, it is achieved that the high-acruracy survey of liquid level and the accurate calculating of related data, and can enter for traditional liquid level emasuring device The calibration of row precision and error correction.
2, by arranging correction module, it is achieved that good long-time stability, the long-term stable operation of device has been ensured.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of liquid level emasuring device of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality Novel protected scope.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect;Can be to be mechanically connected, it is also possible to be electrical connection;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in this utility model.
Liquid level emasuring device as shown in Figure 1, including control module, correction module, level gauging module and computing module, Described correction module, described level gauging module and described computing module are connected with described control module respectively, described control mould Block is MCU;
Described level gauging module includes ultrasonic measuring unit, maglev type measuring unit, radar surveying unit, infrared survey Amount unit and pressure type measuring unit;Described correction module is connected with temperature sensor, humidity sensor, is used for correcting described liquid The related data that position measurement module needs, such as the velocity of wave etc. of the ultrasound wave of ultrasonic measuring unit;
Described liquid level emasuring device also includes that communication module, described communication module are connected with described control module;Described logical News module is WIFI module.
Described liquid level emasuring device also includes that input module, described input module are connected with described control module;Described defeated Entering module is touch keyboard.
Described liquid level emasuring device also includes that display module, described display module are connected with described control module;Described aobvious Show that module is to touch display screen.
Described liquid level emasuring device also includes that power module, described power module are connected with described control module;Described electricity Source module is ups power.
In the present embodiment, first it is corrected by correction module, then by the described ultrasound in level gauging module Amount unit, described maglev type measuring unit, described radar surveying unit, described infrared survey unit and described pressure type are measured single Unit carries out level gauging respectively, then is calculated accurate level value by computing unit by least square mean algorithm, finally by Computing module calculates accurate bulking value.
In the present embodiment, described ultrasonic measuring unit uses Siemens's STTRANS Probe LU type liquidometer, its work It is to measure ultrasonic pulse to return the time needed for whole process from being issued to as principle;Described ultrasonic measuring unit hangs down Directly being arranged on the surface of liquid, it sends a ultrasonic pulse, through after a while, the sensing of ultrasonic level gage to liquid level Device receives the signal being reflected back from liquid level, and signal, through the selection of transmitter circuit and process, is sent out according to ultrasonic level gage Go out and receive the time difference of ultrasound wave, calculate the liquid level distance to sensor.
In the present embodiment, described maglev type measuring unit uses UHZ-221 type magnetic fluid level gauge, and it is by table body, float, aobvious Show that device three part forms;According to buoyancy and the action of a magnetic field principle, equipped with float in table body, owing to liquid buoyancy makes float with liquid Position change and fluctuate.Float moves built with permanent-magnet steel, the magnetic field force that magnet steel produces, suction gauge external body display Make.Display is made up of the rotor equipped with little magnet steel of marshalling.Rotor half be red half be green (white), pass through Half turn made by the effect rotor of magnetic force, and float changes into green (white) when rising, and float changes into redness when declining, then liquid portion Being divided into green (white), gas part is red, and its red green boundary is liquid level, and display two ends have rear sight instruction liquid level high Degree.
In the present embodiment, described radar surveying unit uses BTRD45 type guided wave radar material level gauge, uses and launches instead Penetrating the mode of operation of reception, antenna launch electromagnetic wave, these ripples are after measurand surface is reflected, then connect by antenna Receive, electromagnetic wave was directly proportional to the distance to liquid level from the time being transmitted into reception, radar level gauge recording impulse ripple experience time Between, and the transmission speed of electromagnetic wave is constant, then can calculate the liquid level distance to radar antenna, thus know the liquid level of liquid level.
In the present embodiment, described infrared survey unit uses NOHKEN OX type infrared level meter, described infrared rays survey list Unit is vertically mounted on the surface of liquid, and it sends an infrared pulse, through after a while, infrared ray liquidometer to liquid level Sensor receives the signal being reflected back from liquid level, and signal is through the selection of transmitter circuit and process, according to infrared ray liquid level Meter sends the time difference with receiving infrared-ray, calculates the liquid level distance to sensor.
In the present embodiment, described pressure type measuring unit HQ-UHZ type pressure-type liquidometer, it is produced according to liquid weight Raw pressure measures, and the static pressure produced container bottoms due to liquid is directly proportional to liquid level, is therefore held by survey The pressure of the liquid in device can calculate liquid level.
In the present embodiment, described input module, for the calculating data relevant to the input of described control module, such as density Deng;Described display module is for the display output of final data;Described communication module is for the communication with host computer, it is simple to data Storage and preservation;Described control module is for the control of whole process.
In the present embodiment, described power module can also is that Switching Power Supply;Described control module can also is that PLC;Described Display module can also is that liquid crystal display;Described communication module can also is that bluetooth module.
In the present embodiment, by arranging control module, computing module and level gauging module, it is achieved that the high accuracy of liquid level Measure and the accurate calculating of related data, and precision calibration and error correction can be carried out for traditional liquid level emasuring device;By setting Put correction module, it is achieved that good long-time stability, ensure the long-term stable operation of device.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited System;Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of Technical characteristic carries out equivalent;And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims (10)

1. a liquid level emasuring device, it is characterised in that: include control module, correction module, level gauging module and calculate mould Block, described correction module, described level gauging module and described computing module are connected with described control module respectively;
Described level gauging module includes ultrasonic measuring unit, maglev type measuring unit, radar surveying unit, infrared survey list Unit and pressure type measuring unit.
Liquid level emasuring device the most according to claim 1, it is characterised in that: also include communication module, described communication module It is connected with described control module.
Liquid level emasuring device the most according to claim 2, it is characterised in that: also include input module, described input module It is connected with described control module.
Liquid level emasuring device the most according to claim 3, it is characterised in that: also include display module, described display module It is connected with described control module.
Liquid level emasuring device the most according to claim 4, it is characterised in that: also include power module, described power module It is connected with described control module.
Liquid level emasuring device the most according to claim 5, it is characterised in that: described power module is ups power or switch Arbitrary in power supply.
Liquid level emasuring device the most according to claim 6, it is characterised in that: described control module is appointing in PLC or MCU One.
Liquid level emasuring device the most according to claim 7, it is characterised in that: described display module is to touch display screen or liquid Arbitrary in crystal display.
Liquid level emasuring device the most according to claim 8, it is characterised in that: described input module is touch keyboard.
Liquid level emasuring device the most according to claim 9, it is characterised in that: described communication module be bluetooth module or Arbitrary in WIFI module.
CN201620704146.9U 2016-07-05 2016-07-05 A kind of liquid level emasuring device Expired - Fee Related CN205843764U (en)

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CN201620704146.9U CN205843764U (en) 2016-07-05 2016-07-05 A kind of liquid level emasuring device

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Application Number Priority Date Filing Date Title
CN201620704146.9U CN205843764U (en) 2016-07-05 2016-07-05 A kind of liquid level emasuring device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109211204A (en) * 2018-08-28 2019-01-15 辽宁工程技术大学 A kind of dam flood situation monitoring device and control method based on Internet of Things
CN112833987A (en) * 2020-12-16 2021-05-25 北京无线电计量测试研究所 Liquid level monitoring method and device suitable for deep well liquid level monitoring

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109211204A (en) * 2018-08-28 2019-01-15 辽宁工程技术大学 A kind of dam flood situation monitoring device and control method based on Internet of Things
CN109211204B (en) * 2018-08-28 2021-03-16 辽宁工程技术大学 Dam flood condition monitoring device based on Internet of things and control method
CN112833987A (en) * 2020-12-16 2021-05-25 北京无线电计量测试研究所 Liquid level monitoring method and device suitable for deep well liquid level monitoring

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C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
CB03 Change of inventor or designer information

Inventor after: Su Shan

Inventor after: Ma Yinming

Inventor after: Zhou Jini

Inventor before: Su Shan

COR Change of bibliographic data
TR01 Transfer of patent right

Effective date of registration: 20170223

Address after: 530004 the Guangxi Zhuang Autonomous Region XiXiangTang Nanning University Road No. 100

Patentee after: Guangxi University

Patentee after: Su Shan

Address before: 530004 the Guangxi Zhuang Autonomous Region XiXiangTang Nanning University Road No. 100 Guangxi University West Campus Building 6B

Patentee before: Su Shan

Patentee before: Ma Yinming

Patentee before: Zhou Jini

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161228

Termination date: 20180705