CN208818255U - A kind of multifunctional sensing device for tank container - Google Patents
A kind of multifunctional sensing device for tank container Download PDFInfo
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- CN208818255U CN208818255U CN201821671959.8U CN201821671959U CN208818255U CN 208818255 U CN208818255 U CN 208818255U CN 201821671959 U CN201821671959 U CN 201821671959U CN 208818255 U CN208818255 U CN 208818255U
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- sensing device
- liquid
- tank container
- detection bar
- signal
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- 239000007788 liquid Substances 0.000 claims abstract description 67
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 238000007667 floating Methods 0.000 claims abstract description 23
- 239000007791 liquid phase Substances 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000005086 pumping Methods 0.000 claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 239000012071 phase Substances 0.000 claims description 2
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 230000005284 excitation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Abstract
The utility model discloses a kind of multifunctional sensing devices for tank container, including detection bar, control device and sensing device.Detection bar is built-in with waveguide filament, magnetic floating ball is arranged with outside detection bar, magnetic floating ball is removable up and down along detection bar with the variation of the liquid level of the liquid in tank container, magnetic floating ball generates the first magnetic field, main control unit is connect with waveguide filament, pumping signal is transferred to waveguide filament, waveguide filament is energized to produce the second magnetic field, the echo-signal that signal processing unit acquisition is generated by first magnetic field and second magnetic field intersection, sensing device detects gaseous pressure and liquid phase pressure in tank container, main control unit calculates the liquid level according to the time difference of the pumping signal and the echo-signal, and the density of the liquid is calculated according to the detected value of sensing device.The utility model is realized to monitoring while the pressure, liquid level, density of liquid in tank container, and easy for installation, measurement accuracy is higher, and save the cost.
Description
Technical field
The utility model relates to tank container fields, and relate more specifically to a kind of for the multi-functional of tank container
Sensing device.
Background technique
With the development of modern industry, the loading of article is carried out by tank container and transport has been common transporter
Method, in order to further enhance the intelligent level of tank container, to the state of its load medium, including temperature, pressure, liquid
The correct monitoring of the parameters such as position, density just seems particularly significant.It in the prior art, can only be to medium in tank container wherein
One or two parameter measures, such as liquid level, temperature, but cannot measure the density of medium to monitor its density
Change procedure.And want while monitoring very multiple parameters (including temperature, pressure, liquid level, density), it usually needs in pot type packaging
4 even more sensors are installed on case, parameters are measured respectively, then due to the limit of tank container self structure
System, space and other reasonable terms needed for not being able to satisfy installation sensor.Therefore, it realizes while monitoring tank container medium
Temperature, pressure, liquid level, there are certain difficulties for density parameter.
Therefore, it is necessary to a kind of multifunctional sensing devices for tank container, at least to be partially solved the prior art
The problem of.
Utility model content
A series of concept of reduced forms is introduced in utility model content part, this will be in specific embodiment part
Middle further description.The utility model content part of the utility model is not meant to attempt to limit claimed
Technical solution key feature and essential features, do not mean that the guarantor for attempting to determine technical solution claimed more
Protect range.
In order at least be partially solved the above problem, the utility model provides a kind of for the multi-functional of tank container
Sensing device, comprising: detection bar, the detection bar are built-in with waveguide filament, magnetic floating ball, the magnetic are arranged with outside the detection bar
Property floating ball it is removable up and down along the detection bar with the variation of the liquid level of the liquid in the tank container, the magnetism floating ball
Generate the first magnetic field；
Control device, the control device are connect with the detection bar, the control device include main control unit and with institute
The signal processing unit of main control unit connection is stated, the main control unit connect with the waveguide filament, pumping signal is transferred to
The waveguide filament, the waveguide filament are energized to produce the second magnetic field, and the signal processing unit acquisition is by first magnetic field
The echo-signal generated with second magnetic field intersection；And
Sensing device, the sensing device are used to detect the gaseous pressure and liquid phase pressure in the tank container,
Wherein, the main control unit calculates the liquid level according to the time difference of the pumping signal and the echo-signal,
And the density of the liquid is calculated according to the detected value of the sensing device.
Multifunctional sensing device according to the present utility model, the detection bar are built-in with waveguide filament, the detection bar housing
Equipped with magnetic floating ball, the magnetism floating ball is with the variation of the liquid level of the liquid in the tank container above and below the detection bar
Removable, the magnetism floating ball generates the first magnetic field, and the main control unit connect with the waveguide filament, pumping signal is transmitted
To the waveguide filament, the waveguide filament is energized to produce the second magnetic field, and the signal processing unit acquisition is by first magnetic
The echo-signal that field and second magnetic field intersection generate, the sensing device are used to detect the gas phase in the tank container
Pressure and liquid phase pressure, the main control unit calculate the liquid according to the time difference of the pumping signal and the echo-signal
Position, and calculate according to the detected value of the sensing device density of the liquid.The utility model is realized to tank container
The measurement of the density of interior liquid is furthermore achieved to prison while the pressure, liquid level, density of liquid in tank container
It surveys, and the utility model has the advantages of convenient installation, measurement accuracy is higher, and save the cost.
Preferably, it is provided with positioning disk on the detection bar, the positioning disk is used to determine with tank container tapping
Position part connection, so that the multifunctional sensing device is inserted into the aperture positioning of the tank container.
Preferably, the positioning disk and the locating piece are ring flange, and the positioning disk and the locating piece pass through spiral shell
It tethers and connects.
Preferably, the sensing device includes: liquid phase pressure sensor, and the liquid phase pressure sensor is set to the spy
The bottom of measuring staff, for detecting the pressure of the liquid；Gaseous pressure sensor, the gaseous pressure sensor are set to described
Positioning disk, for detecting the pressure of the gas above the liquid.
Preferably, the sensing device further includes temperature sensor, and the temperature sensor is set to the detection bar
Top and bottom end, for detecting the temperature of the gas and the temperature of the liquid.
Preferably, the temperature sensor is platinum resistance sensor.
Preferably, the measurement accuracy of the liquid phase pressure sensor and the gaseous pressure sensor is 1 ‰.
Preferably, the signal processing unit includes sequentially connected signal filter amplification circuit and A/D sample conversion electricity
Road.
Preferably, the control device further includes display unit, the output end of the main control unit and the display unit
Input terminal connection, the display unit is for showing the liquid level of the liquid, the density of the liquid and the sensing device
Detected value.
Detailed description of the invention
The following drawings of the utility model is used to understand the utility model in this as a part of the utility model.Attached drawing
In show the embodiments of the present invention and its description, for explaining the device and principle of the utility model.In the accompanying drawings,
Fig. 1 is to be mounted in tank container according to the multifunctional sensing device for tank container of the utility model
Schematic cross-section.
Attached drawing mark:
100: tank container；20: multifunctional sensing device；
21: detection bar；22: control device；
23: waveguide filament；24: magnetic floating ball；
25: positioning disk；31: liquid phase pressure sensor；
32: gaseous pressure sensor；33: temperature sensor；
101: locating piece.
Specific embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage in order to provide to the utility model
Solution.It will be apparent, however, to one skilled in the art that the utility model embodiment may not need one or more
These details and be carried out.In other examples, in order to avoid obscuring with the utility model embodiment, for ability
Some technical characteristics well known to domain are not described.
In order to thoroughly understand the utility model embodiment, detailed structure will be proposed in following description.Obviously, this reality
The specific details that those skilled in the art is familiar with are not limited to the execution of new embodiment.The utility model it is preferable
Embodiment is described in detail as follows, however other than these detailed descriptions, the utility model can also have other embodiments.
Referring now to figure 1, the multifunctional sensing device 20 for tank container 100 of present embodiment is described.
The top of tank container 100 is provided with aperture, and multifunctional sensing device 20 is inserted into the top of tank container 100
Aperture and fixation, for detecting the state of medium in tank container 100, medium is usually liquid.
Multifunctional sensing device 20 includes detection bar 21, control device 22 and sensing device.
Detection bar 21 is built-in with waveguide filament 23, is arranged with magnetic floating ball 24 outside detection bar 21, magnetic floating ball 24 floats on pot type
The variation of the liquid level A, magnetic 24 liquid level A of floating ball of liquid in container 100 are removable along about 21 bar of detection.Magnetic floating ball 24
Itself generates the first magnetic field, i.e. permanent-magnetic field.
Control device 22 is connect with detection bar 21.Control device 22 includes main control unit (not shown) and connects with main control unit
The signal processing unit (not shown) connect.Main control unit can use single-chip microcontroller.Signal processing unit may include being sequentially connected
Signal filter amplification circuit and A/D sample conversion circuit.Main control unit is connect with waveguide filament 23, and pumping signal is transferred to
Waveguide filament 23, waveguide filament 23 are energized to produce the second magnetic field.Signal processing unit is used to acquire to be generated by magnetic floating ball 24
The echo-signal generated when the second magnetic field intersection that the first magnetic field and waveguide filament 23 generate.
The output end of sensing device and the input terminal of main control unit connect.Sensing device may include gaseous pressure sensor
With liquid phase pressure sensor, for detecting gaseous pressure and liquid phase pressure in tank container 100.
The main control unit of multifunctional sensing device 20 can be calculated by calculating the time difference of pumping signal and echo-signal
The liquid level of liquid in tank container 100.After known liquid level, the tank container that is further detected according to sensing device
Gaseous pressure and liquid phase pressure in 100 obtain the density of liquid in tank container 100.
The multifunctional sensing device 20 that the utility model is specifically described below detects the liquid level of liquid in tank container 100
With the principle and method of density.
Firstly, the principle of the liquid level of liquid is as follows in detection tank container 100:
Magnetic floating ball 24 itself generates the first magnetic field, i.e. permanent-magnetic field.Main control unit is periodically sent out by the I/O port of oneself
Pumping signal, i.e. current impulse are sent, pumping signal is flowed along 23 direction of waveguide filament, generates the second magnetic field, i.e. rotating excitation field.When
When two magnetic fields (rotating excitation field) encounter the first magnetic field (permanent-magnetic field) of magnetic floating ball 24, magnetostrictive effect is generated, waveguide is made
Mechanical twisting occurs for silk 23.When the mechanical twisting of waveguide filament 23 is transmitted to main control unit, the sensor circuit in main control unit will
This mechanical twisting is converted into corresponding millivolt level induced voltage pulse, then the amplifying circuit in signal processing unit by this
A millivolt level induced voltage pulse amplifying generates the digital rectangle arteries and veins that can be recognized by main control unit after filter circuit filters
Punching, i.e. echo-signal.Data processing unit in main control unit is used to calculate the time difference of pumping signal and echo-signal, in turn
Determine the liquid level of liquid in tank container 100.Wherein, in the data processing unit of main control unit, for calculating pot type packaging
The liquid level calculation formula of liquid in case 100 are as follows:
H=L- Δ t × V ... (1)
In formula (1), L is the length for detecting bar 21, and Δ t is the time difference of pumping signal and echo-signal, and V is echo
The spread speed of signal.
Secondly, detecting the formula of the density of liquid in tank container 100 in the data processing unit of main control unit are as follows:
ρ=P/ (g × h) ... (2)
In formula (2), P is the difference of the gaseous pressure of liquid and liquid phase pressure in the tank container of sensing device detection
Value, g are acceleration of gravity, and h is the liquid level of liquid in tank container, i.e., the h obtained in formula (1).
Preferably, locating piece 101 is set in the opening of tank container 100.Positioning disk 25 is set on detection bar 21,
Positioning disk 25 is connect with locating piece 101, so that multifunctional sensing device 20 is inserted into the aperture positioning of tank container 100.At this
In embodiment, locating piece 101 and positioning disk 25 are configured to ring flange, and locating piece 101 and positioning disk 25 are bolted.
It is further preferred that the gaseous pressure sensor 32 in sensing device can be set on positioning disk 25, sensing is filled
Liquid phase pressure sensor 31 in setting can be set in the bottom of detection bar 21.In order to keep detected value more accurate, liquid phase pressure
The measurement accuracy of sensor 31 and gaseous pressure sensor 32 can achieve 1 ‰.
In order to detect the temperature conditions in tank container 100, sensing device can also include temperature sensor 33.It can be with
Be respectively provided with temperature sensor 33 on the top of detection bar 21 and bottom end, for detect in tank container 100 temperature of gas and
The temperature of liquid.In the present embodiment, temperature sensor 33 is platinum resistance sensor.
In order to allow user to know clearly each parameter monitoring situation in tank container 100, it is preferable that control device
22 can also include display unit.The output end of main control unit and the input terminal of display unit connect, and display unit is for showing
The liquid level, density of liquid and gaseous pressure in tank container 100 in tank container 100, liquid phase pressure, gas temperature and
Fluid temperature.
Multifunctional sensing device 20 according to the present utility model, detection bar 21 are built-in with waveguide filament 23, detect 21 housing of bar
Equipped with magnetic floating ball 24, magnetic floating ball 24 can along about 21 bar of detection with the variation of the liquid level of the liquid in tank container 100
Mobile, magnetic floating ball 24 generates the first magnetic field；Main control unit is connect with waveguide filament 23, and pumping signal is transferred to waveguide filament
23, waveguide filament 23 is energized to produce the second magnetic field；Signal processing unit acquisition is generated by the first magnetic field and the intersection of the second magnetic field
Echo-signal；Sensing device is used to detect the gaseous pressure and liquid phase pressure in tank container 100.Main control unit is according to sharp
The time difference for encouraging signal and echo-signal calculates liquid level, and the density of liquid is calculated according to the detected value of sensing device.This is practical
The novel measurement for realizing the density to the liquid in tank container 100 is furthermore achieved to liquid in tank container 100
It is monitored while the pressure of body, liquid level, density, and the utility model has the advantages of convenient installation, measurement accuracy is higher, and save the cost.
Unless otherwise defined, the technology of technical and scientific term used herein and the technical field of the utility model
The normally understood meaning of personnel is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limit
The utility model processed.The terms such as herein presented " portion ", " part " can both indicate single part, can also indicate more
The combination of a part.The terms such as herein presented " installation ", " setting " can both indicate that a component was attached directly to
Another component can also indicate that a component is attached to another component by middleware.Herein in an embodiment
Described in feature can be applied in combination another embodiment individually or with other features, unless this feature is another at this
It is not suitable for or is otherwise noted in one embodiment.
The utility model is illustrated through the foregoing embodiment, but it is to be understood that, above-described embodiment is
Purpose for illustrating and illustrating, and be not intended to limit the invention within the scope of described embodiment.Furthermore ability
Field technique personnel are it is understood that the utility model is not limited to above-described embodiment, and introduction according to the present utility model is also
More kinds of variants and modifications can be made, these variants and modifications all fall within the utility model range claimed with
It is interior.The protection scope of the utility model is defined by the appended claims and their equivalents.
Claims (9)
1. a kind of multifunctional sensing device for tank container characterized by comprising
Bar is detected, the detection bar is built-in with waveguide filament, magnetic floating ball is arranged with outside the detection bar, the magnetism floating ball is with institute
The variation for stating the liquid level of the liquid in tank container is removable up and down along the detection bar, and the magnetism floating ball generates the first magnetic
?；
Control device, the control device are connect with the detection bar, the control device include main control unit and with the master
The signal processing unit of unit connection is controlled, the main control unit is connect with the waveguide filament, pumping signal is transferred to described
Waveguide filament, the waveguide filament are energized to produce the second magnetic field, and the signal processing unit acquisition is by first magnetic field and institute
State the echo-signal that the intersection of the second magnetic field generates；And
Sensing device, the sensing device are used to detect the gaseous pressure and liquid phase pressure in the tank container,
Wherein, the main control unit calculates the liquid level, and root according to the time difference of the pumping signal and the echo-signal
The density of the liquid is calculated according to the detected value of the sensing device.
2. multifunctional sensing device according to claim 1, which is characterized in that it is provided with positioning disk on the detection bar,
The positioning disk with the locating piece of tank container tapping for connecting, so that the multifunctional sensing device is inserted into the tank
The aperture of formula container positions.
3. multifunctional sensing device according to claim 2, which is characterized in that the positioning disk and the locating piece are
Ring flange, the positioning disk are bolted with the locating piece.
4. multifunctional sensing device according to claim 2, which is characterized in that the sensing device includes:
Liquid phase pressure sensor, the liquid phase pressure sensor is set to the bottom of the detection bar, for detecting the liquid
Pressure；
Gaseous pressure sensor, the gaseous pressure sensor is set to the positioning disk, for detecting above the liquid
The pressure of gas.
5. multifunctional sensing device according to claim 4, which is characterized in that the sensing device further includes temperature sensing
Device, the temperature sensor be set to it is described detection bar top and bottom end, for detect the gas temperature and the liquid
The temperature of body.
6. multifunctional sensing device according to claim 5, which is characterized in that the temperature sensor is platinum resistance thermometer sensor, temperature
Spend sensor.
7. multifunctional sensing device according to claim 4, which is characterized in that the liquid phase pressure sensor and the gas
The measurement accuracy of phase pressure sensor is 1 ‰.
8. multifunctional sensing device according to claim 1, which is characterized in that the signal processing unit includes successively connecting
The signal filter amplification circuit and A/D sample conversion circuit connect.
9. multifunctional sensing device according to claim 1, which is characterized in that the control device further includes that display is single
Member, the output end of the main control unit are connect with the input terminal of the display unit, and the display unit is for showing the liquid
The detected value of the liquid level of body, the density of the liquid and the sensing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821671959.8U CN208818255U (en) | 2018-10-15 | 2018-10-15 | A kind of multifunctional sensing device for tank container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821671959.8U CN208818255U (en) | 2018-10-15 | 2018-10-15 | A kind of multifunctional sensing device for tank container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208818255U true CN208818255U (en) | 2019-05-03 |
Family
ID=66279734
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821671959.8U Active CN208818255U (en) | 2018-10-15 | 2018-10-15 | A kind of multifunctional sensing device for tank container |
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| CN (1) | CN208818255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220213A (en) * | 2020-01-20 | 2020-06-02 | 江苏智冷物联技术有限公司 | Composite sensor |
-
2018
- 2018-10-15 CN CN201821671959.8U patent/CN208818255U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220213A (en) * | 2020-01-20 | 2020-06-02 | 江苏智冷物联技术有限公司 | Composite sensor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226003 No. 159, city road, Nantong, Jiangsu Patentee after: Zhongji an Ruihuan Technology Co.,Ltd. Patentee after: XI'AN DUOPUDUO INFORMATION TECHNOLOGY Co.,Ltd. Patentee after: China International Marine Containers (Group) Co.,Ltd. Patentee after: CIMC ENRIC INVESTMENT HOLDINGS (SHENZHEN) Co.,Ltd. Address before: 226003 No. 159, city road, Nantong, Jiangsu Patentee before: NANTONG CIMC TANK EQUIPMENT Co.,Ltd. Patentee before: XI'AN DUOPUDUO INFORMATION TECHNOLOGY Co.,Ltd. Patentee before: China International Marine Containers (Group) Co.,Ltd. Patentee before: CIMC ENRIC INVESTMENT HOLDINGS (SHENZHEN) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: No. 159, Chenggang Road, Nantong City, Jiangsu Province, 226000 Patentee after: Zhongji an Ruihuan Technology Co.,Ltd. Patentee after: XI'AN DUOPUDUO INFORMATION TECHNOLOGY Co.,Ltd. Address before: 226003 No. 159, city road, Nantong, Jiangsu Patentee before: Zhongji an Ruihuan Technology Co.,Ltd. Patentee before: XI'AN DUOPUDUO INFORMATION TECHNOLOGY Co.,Ltd. Patentee before: China International Marine Containers (Group) Co.,Ltd. Patentee before: CIMC ENRIC INVESTMENT HOLDINGS (SHENZHEN) Co.,Ltd. |