CN110332972A - A kind of liquid level emasuring device - Google Patents
A kind of liquid level emasuring device Download PDFInfo
- Publication number
- CN110332972A CN110332972A CN201910656844.4A CN201910656844A CN110332972A CN 110332972 A CN110332972 A CN 110332972A CN 201910656844 A CN201910656844 A CN 201910656844A CN 110332972 A CN110332972 A CN 110332972A
- Authority
- CN
- China
- Prior art keywords
- gas
- liquid level
- injection pipe
- gas injection
- fixed
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
Abstract
Present invention discloses a kind of liquid level emasuring devices, device is equipped with gas transmission pipeline and gas injection tube, the Gas injection pipe is vertically arranged in above liquid level container to be measured, the bottom end of the Gas injection pipe is deep into below the liquid level of liquid level container to be measured, top connects gas transmission pipeline one end, the other end of described gas transmission pipeline one end connects gas source, gas flow control valve is equipped in the gas transmission pipeline, gas pressure sensor is equipped in Gas injection pipe between the gas flow control valve and Gas injection pipe, the gas pressure sensor outputs signal to processor.The present invention sets the measurement that can efficiently and accurately realize zinc pot liquid level, and is not influenced by the cadmia of zinc liquid surface flotation.
Description
Technical field
The device of zinc pot level gauging the present invention relates to level gauging field more particularly to heat zinc coating plate with production line.
Background technique
In continuous hot galvanizing output strip line, the control of zinc pot liquid level is extremely important, due to the temperature of liquid Zn liquid
Degree is generally at 450 DEG C --- between 470 DEG C, zinc liquid level cannot be measured using conventional fine pressure formula transmitter.Between mostly using at present
Measuring instrumentss, such as the measurement method of laser, ultrasonic wave are connect, but zinc liquid surface aggregation has the cadmia floated at random, these zinc
If slag will result in the reflection diverging of laser or ultrasonic wave in the lower section of measuring instrumentss, the zinc liquid level signal of measurement is inclined
Poor big, the random fluctuation of measurement data is also very big, does not have reference guide and acts on, and controlled using this signal zinc ingot metal from
Dynamic addition control does not just have reliable control signal yet.
Summary of the invention
The technical problem to be solved by the present invention is to realize a kind of defect for overcoming existing laser, ultrasonic measurement, base
In gas flow control and pressure measurement technology and device, reliable zinc level gauging is realized, improve production operation efficiency.
To achieve the goals above, the technical solution adopted by the present invention are as follows: a kind of liquid level emasuring device, device are equipped with gas
Conveyance conduit and gas injection tube, the Gas injection pipe are vertically arranged in above liquid level container to be measured, the Gas injection pipe
Bottom end be deep into below the liquid level of liquid level container to be measured, top connects gas transmission pipeline one end, the gas transmission pipeline
The other end of one end connects gas source, is equipped with gas flow control valve, the gas flow control valve in the gas transmission pipeline
Gas pressure sensor is equipped in Gas injection pipe between Gas injection pipe, the gas pressure sensor outputs signal to
Processor.
The gas of the gas source conveying is nitrogen or argon gas.
The liquid level container to be measured is zinc pot, and the zinc pot memory is placed with liquid Zn liquid.
Fixing seat, the gas transmission pipeline and gas injection tube have been fixed by the bracket above the liquid level container to be measured
It is connected by fixing seat.
The gas flow control valve keeps gas of the gas source to Gas injection pipe delivered constant flow, the gas pressure
The pressure signal that sensor will acquire is delivered to processor in real time, the processor according to gas pressure variation obtain it is current
The height of liquid level, the processor is by liquid level information conveyance to executing agency.
The executing agency includes memory, display, alarm, the device for needing to obtain liquid level in production equipment
Some or all of in.
The fixing seat side is equipped with one for connecting the interface tube of gas transmission pipeline, and the interface tube passes through fixation
Air guide channel in seat is connected to the lock chamber of fixing seat lower surface, the lock chamber lower openings, is equipped in the lock chamber
One circle surrounds the groove of air guide channel, is equipped with gasket in the groove, the end of the Gas injection pipe is extend into groove
It is in close contact gasket, the outer wall that the Gas injection pipe is located at lock chamber inner part is fixed with interior fixing sleeve, the lock chamber
Interior, interior fixing sleeve and gas injection tube are externally provided with the fixed sleeves being fixed in lock chamber, and the fixed sleeves and lock chamber connect
The inner wall of socket part point is equipped with the step that a downward internal diameter becomes smaller, and the internal diameter on the step top is greater than interior fixed cover external diameter, under
Portion's internal diameter is less than outer interior fixed cover external diameter.
One end that the Gas injection pipe is connected and fixed seat is equipped with external screw thread, and the interior fixing sleeve is fixed by its internal screw thread
In the end of Gas injection pipe, the fixed cavity wall is equipped with internal screw thread, and the fixed sleeves are fixed on by its external screw thread
It is fixed intracavitary.
The present invention sets the measurement that can efficiently and accurately realize zinc pot liquid level, and not by zinc liquid surface flotation
The influence of cadmia.
Detailed description of the invention
Below to width attached drawing every in description of the invention expression content and figure in label be briefly described:
Fig. 1 is liquid level emasuring device structural schematic diagram；
Fig. 2 is fixed seat structure schematic diagram in liquid level emasuring device；
Label in above-mentioned figure is equal are as follows: 1, gas transmission pipeline；2, gas flow control valve；3, gas pressure sensor；
4, fixing seat；5, bracket；6, Gas injection pipe；7, processor；8, interface tube；9, air guide channel；10, lock chamber；11, it seals
Pad；12, interior fixing sleeve；13, fixed sleeves.
Specific embodiment
Below against attached drawing, by the description of the embodiment, for example related each component of a specific embodiment of the invention
Shape, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle, manufacturing process and
Operate with method etc., is described in further detail, to help those skilled in the art to inventive concept of the invention, technology
Scheme has more complete, accurate and deep understanding.
As shown in Figure 1, device is equipped with gas transmission pipeline 1 and gas injection tube 6, gas transmission pipeline 1 is horizontally disposed, gas
Body injection tube 6 is vertically arranged in above liquid level container to be measured, and the bottom end of Gas injection pipe 6 is deep into the liquid level of liquid level container to be measured
Lower section, top connect 1 one end of gas transmission pipeline, and the other end of 1 one end of gas transmission pipeline connects gas source, and gas source is defeated to gas
The nitrogen or argon gas for being passed through certain pressure in pipeline 1 are sent, keeps the flow of ventilation constant, gas can be injected into liquid, and most
It emerges eventually liquid level.
Gas flow control valve 2 is equipped in gas transmission pipeline 1, between gas flow control valve 2 and Gas injection pipe 6
Gas pressure sensor 3 is equipped in Gas injection pipe 6, the gas pressure sensor 3 outputs signal to processor 7, gas stream
Control valve 2 keeps gas of the gas source to 6 delivered constant flow of Gas injection pipe, the pressure that gas pressure sensor 3 will acquire
Signal is delivered to processor 7 in real time, and the height of the variation acquisition current fluid level of the gas pressure of 7 basis of processor, processor 7 will
Liquid level information conveyance is to executing agency.Executing agency includes memory, display, alarm, needs to obtain in production equipment
Some or all of take in the device of liquid level.
The present apparatus is applied to zinc pot by the present invention, i.e., liquid level container to be measured is zinc pot, and zinc pot memory is placed with liquid Zn
Liquid, the height change of zinc liquid level are reflected directly in the variation of the gas pressure in inserting tube, can be quasi- by measuring this pressure
It really detects the height of zinc liquid level, meets the needs of production and control.
For convenience of fixed -piping, and Gas injection pipe 6 is replaced when maintenance, it is solid by bracket 5 above liquid level container to be measured
Surely there is fixing seat 4, as " bridge " of connection, gas transmission pipeline 1 and gas injection tube 6 are connected by fixing seat 4.
As shown in Fig. 2, 4 side of fixing seat is equipped with one for connecting the interface tube 8 of gas transmission pipeline 1, interface tube 8 is logical
The air guide channel 9 crossed in fixing seat 4 is connected to the lock chamber 10 of 4 lower surface of fixing seat, 10 inner wall of lock chamber be it is cylindrical and under
Portion's opening, the interior groove for being equipped with a circle and surrounding air guide channel 9 of lock chamber 10, it is annular that groove is exported entirely around air guide channel 9
Structure, groove is interior to be equipped with gasket 11, and gasket 11 guarantees the leakproofness of gas transport, and the end of Gas injection pipe 6 is extend into
Gasket 11 is in close contact in groove, the outer wall that Gas injection pipe 6 is located at 10 inner part of lock chamber is fixed with interior fixing sleeve 12, Gu
Determine in chamber 10, interior fixing sleeve 12 and gas injection tube 6 are externally provided with the fixed sleeves 13 being fixed in lock chamber 10, fixed sleeves 13
It is equipped with the step that a downward internal diameter becomes smaller with the inner wall of 10 coupling part of lock chamber, the internal diameter on step top is greater than interior fixing sleeve
12 outer diameters, lower inner diameter be less than outer interior 12 outer diameter of fixing sleeve, then fixed sleeves 13 can locking live in fixing sleeve 12, to guarantee
The fixation of Gas injection pipe 6.
One end that Gas injection pipe 6 is connected and fixed seat 4 is equipped with external screw thread, and interior fixing sleeve 12 is fixed on gas by its internal screw thread
The end of body injection tube 6,10 inner wall of lock chamber are equipped with internal screw thread, and the fixed sleeves 13 are fixed on lock chamber by its external screw thread
In 10.Fixing sleeve 12 and fixed sleeves 13 are the component that it can be used repeatedly in this way, then replace only Gas injection pipe 6 every time,
Reduce maintenance maintenance cost.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out is used, or without changing
It is within the scope of the present invention into the conception and technical scheme of the invention are directly applied to other occasions.
Claims (8)
1. a kind of liquid level emasuring device, it is characterised in that: device is equipped with gas transmission pipeline and gas injection tube, the gas spray
Blowpipe is vertically arranged in above liquid level container to be measured, and the bottom end of the Gas injection pipe is deep under the liquid level of liquid level container to be measured
Side, top connect gas transmission pipeline one end, and the other end of described gas transmission pipeline one end connects gas source, the gas conveying
It is equipped with gas flow control valve in pipeline, is equipped in the Gas injection pipe between the gas flow control valve and Gas injection pipe
Gas pressure sensor, the gas pressure sensor output signal to processor.
2. liquid level emasuring device according to claim 1, it is characterised in that: the gas of the gas source conveying is nitrogen or argon
Gas.
3. liquid level emasuring device according to claim 2, it is characterised in that: the liquid level container to be measured is zinc pot, described
Zinc pot memory is placed with liquid Zn liquid.
4. liquid level emasuring device according to claim 1,2 or 3, it is characterised in that: logical above the liquid level container to be measured
It crosses bracket and is fixed with fixing seat, the gas transmission pipeline is connected with gas injection tube by fixing seat.
5. liquid level emasuring device according to claim 4, it is characterised in that: the gas flow control valve keep gas source to
The gas of Gas injection pipe delivered constant flow, the pressure signal that the gas pressure sensor will acquire are delivered to processing in real time
Device, the processor according to the variation of gas pressure obtain the height of current fluid level, the processor is by liquid level information
It is delivered to executing agency.
6. liquid level emasuring device according to claim 5, it is characterised in that: the executing agency includes memory, display
Device, alarm some or all of need to obtain in production equipment in the device of liquid level.
7. liquid level emasuring device according to claim 5 or 6, it is characterised in that: the fixing seat side is equipped with a use
In the interface tube of connection gas transmission pipeline, the interface tube is connected to fixing seat lower surface by the air guide channel in fixing seat
Lock chamber, the lock chamber lower openings are equipped with the groove that a circle surrounds air guide channel in the lock chamber, in the groove
Equipped with gasket, the end of the Gas injection pipe, which is extend into groove, is in close contact gasket, and the Gas injection pipe is located at
The outer wall of lock chamber inner part is fixed with interior fixing sleeve, in the lock chamber, interior fixing sleeve and gas injection tube be externally provided with fixation
The inner wall of fixed sleeves in lock chamber, the fixed sleeves and lock chamber coupling part is equipped with what a downward internal diameter became smaller
Step, the internal diameter on the step top are greater than interior fixed cover external diameter, and lower inner diameter is less than outer interior fixed cover external diameter.
8. liquid level emasuring device according to claim 7, it is characterised in that: the Gas injection pipe is connected and fixed the one of seat
End is equipped with external screw thread, and the interior fixing sleeve is fixed on the end of Gas injection pipe by its internal screw thread, and the fixed cavity wall is set
There is internal screw thread, the fixed sleeves are fixed in lock chamber by its external screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656844.4A CN110332972A (en) | 2019-07-19 | 2019-07-19 | A kind of liquid level emasuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656844.4A CN110332972A (en) | 2019-07-19 | 2019-07-19 | A kind of liquid level emasuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110332972A true CN110332972A (en) | 2019-10-15 |
Family
ID=68146905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910656844.4A Pending CN110332972A (en) | 2019-07-19 | 2019-07-19 | A kind of liquid level emasuring device |
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| Country | Link |
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| CN (1) | CN110332972A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358186A (en) * | 2021-06-03 | 2021-09-07 | 河南旭阳光电科技有限公司 | Liquid level measuring device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003013194A (en) * | 2001-07-02 | 2003-01-15 | Nkk Corp | Method for manufacturing plated steel strip |
| CN201352139Y (en) * | 2008-12-25 | 2009-11-25 | 中国北车集团大连机车车辆有限公司 | Blowing type liquid level automatic display device |
| CN201358293Y (en) * | 2009-02-17 | 2009-12-09 | 宝钢新日铁汽车板有限公司 | Zincilate removing device for continuous hot galvanizing production |
| CN202748095U (en) * | 2012-08-22 | 2013-02-20 | 武汉钢铁(集团)公司 | Liquidometer |
| CN203929168U (en) * | 2014-05-23 | 2014-11-05 | 上海中冶横天自动化工程有限公司 | Blast furnace granulated slag blowing type liquid level measurement mechanism |
-
2019
- 2019-07-19 CN CN201910656844.4A patent/CN110332972A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003013194A (en) * | 2001-07-02 | 2003-01-15 | Nkk Corp | Method for manufacturing plated steel strip |
| CN201352139Y (en) * | 2008-12-25 | 2009-11-25 | 中国北车集团大连机车车辆有限公司 | Blowing type liquid level automatic display device |
| CN201358293Y (en) * | 2009-02-17 | 2009-12-09 | 宝钢新日铁汽车板有限公司 | Zincilate removing device for continuous hot galvanizing production |
| CN202748095U (en) * | 2012-08-22 | 2013-02-20 | 武汉钢铁(集团)公司 | Liquidometer |
| CN203929168U (en) * | 2014-05-23 | 2014-11-05 | 上海中冶横天自动化工程有限公司 | Blast furnace granulated slag blowing type liquid level measurement mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358186A (en) * | 2021-06-03 | 2021-09-07 | 河南旭阳光电科技有限公司 | Liquid level measuring device |
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Application publication date: 20191015 |
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