CN104075771A - Simple device and method for detecting mud layer of settling tank - Google Patents
Simple device and method for detecting mud layer of settling tank Download PDFInfo
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- CN104075771A CN104075771A CN201310105919.2A CN201310105919A CN104075771A CN 104075771 A CN104075771 A CN 104075771A CN 201310105919 A CN201310105919 A CN 201310105919A CN 104075771 A CN104075771 A CN 104075771A
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Abstract
The invention relates to the field of mud layer detection, in particular to a simple device and method for detecting a mud layer of a settling tank. The simple device and method for detecting the mud layer of the settling tank solve the problem that large errors exist in the measurement accuracy of an existing mud layer detecting instrument and the accuracy of manual measurement, and the simple device and method for detecting the mud layer of the settling tank not only can be used for accurately measuring the height of the mud layer but also is low in investment and simple to maintain. The device comprises the settling tank, a U-shaped mud layer observation tube and a mud layer observation ball valve. According to the specific structure of the device, one end of the U-shaped mud layer observation tube stretches into the settling tank, and the distance between the end, stretching into the settling tank, of the U-shaped mud layer observation tube and the top of the settling tank is h; the other end of the U-shaped mud layer observation tube stretches downward along the outer wall of the settling tank, the distance between the end, stretching downward along the outer wall of the settling tank, of the U-shaped mud layer observation tube and the top of the settling tank is H, H is greater than h, and the mud layer observation ball valve is arranged at the end, stretching downward along the outer wall of the settling tank, of the U-shaped mud layer observation tube. According to the simple device and method for detecting the mud layer of the settling tank, the height of the mud layer of the settling tank is judged accurately through observation of the colors and the states of media flowing out of different U-shaped mud layer observation tubes and the depths h of the parts, stretching into the settling tank, of the different U-shaped mud layer observation tubes. The simple device and method for detecting the mud layer of the settling tank have the advantages that configuration is simple, the investment is low, operation is smooth and steady and maintenance is avoided.
Description
Technical field
The present invention relates to mud layer field of detecting, be specially a kind of simple and easy subsider mud layer sniffer and detection method.
Background technology
Subsider extensively adopts in alumina industry, is mainly used in the operation such as bauxite pulp dewatering and red-mud settlement and separation washing, and the mud layer height of subsider is the important indicator that characterizes subsider working condition.
At present, industrial main employing mud layer detection instrument carries out the detection operations of subsider mud layer.The subsider of continuous working, can roughly be divided into three bands along groove height: clear liquid band, subsiding belt, concentrated band.When the floating drum that in detection instrument, automatic cycle travels at the uniform speed is up and down with through three, because its density and viscosity vary in size, what floating drum was suffered makes a concerted effort to change, its change amount passes in computing machine by high precision weight sensor, and computing machine is determined height according to floating drum is stressed with floating drum position.Because mud layer detection instrument belongs to exact instrument, daily servicing is required strictly, in the situation that maintenance work is not in place, there is larger error in measuring accuracy.
In addition, manual measurement is also a kind of effectively metering system.Manual measurement needs workman to push up hand-held cord at groove, and there is weight in cord one end system, by measured hole, weight is probeed in subsider.Workman mainly judges weight region of living in by feel, and determines mud layer height according to going deep into cord length in subsider.The artificial labour intensity that has increased the weight of workman of surveying, under inclement weather, workman's life security also can be on the hazard.And artificial mud layer detection method also has high requirement to workman's sense of responsibility.
Summary of the invention
The object of the present invention is to provide a kind of simple and easy subsider mud layer sniffer and detection method, solve existing mud layer detection instrument and manual measurement precision and have larger error, not only can measure exactly mud layer height, and invest low, safeguard simple.
Technical scheme of the present invention is:
A kind of simple and easy subsider mud layer sniffer, this device comprises: subsider, U-shaped mud layer sighting tube, mud layer observation ball valve, concrete structure is as follows:
Subsider inside is goed deep in one end of U-shaped mud layer sighting tube, and this end is h apart from groove heights of roofs; The other end of U-shaped mud layer sighting tube is downward along subsider outer wall, and this end is H apart from groove heights of roofs, and H>h, and this end is established mud layer observation ball valve.
Described simple and easy subsider mud layer sniffer is provided with dirty water collecting tank below the outlet of mud layer observation ball valve, and dirty water collecting tank bottom is connected with Bilge.
Described simple and easy subsider mud layer sniffer, be communicated with high-voltage tube at the U-shaped mud layer sighting tube communicating with the import of observation ball valve, described high-voltage tube is provided with high-pressure ball valve, form U-shaped mud layer sighting tube emptier, by U-shaped mud layer sighting tube emptier, highly pressurised liquid is by emptying material in U-shaped mud layer sighting tube 2.
Described simple and easy subsider mud layer sniffer, mud layer sighting tube gos deep into subsider inner height and is positioned at subsiding belt and concentrated band transitional region.
Described simple and easy subsider mud layer sniffer, the other end of U-shaped mud layer sighting tube ends apart from 1.0～1.5m place, ground.
Described simple and easy subsider mud layer sniffer, as required, U-shaped mud layer sighting tube arranges more than one or two, and it is all not identical that different U-shaped mud layer sighting tubes go deep into degree of depth h in subsider, and meet H>h.
A simple and easy subsider mud layer detection method that utilizes described sniffer, material enters after subsider, at inner sedimentation, formation stillness of night band, subsiding belt and the concentrated band of occurring of subsider; In the time of work, will in U-shaped mud layer sighting tube, be full of liquid; Open mud layer observation ball valve, U-shaped mud layer observation liquid in pipe, under self gravitation effect, flows out through mud layer observation ball valve; One end of going deep into subsider inside at U-shaped mud layer sighting tube forms negative pressure, owing to being subject to atmospheric pressure effect, one end that slip gos deep into subsider inside from U-shaped mud layer sighting tube enters, and flows out in the outlet of mud layer observation ball valve one end, and be pooled in dirty water collecting tank, finally flow into Bilge; Thereby, by observe the medium color and the state that flow out in different U-shaped mud layer sighting tubes, go deep into the degree of depth h of subsider in conjunction with different U-shaped mud layer sighting tubes, judge exactly subsider mud layer height.
Described simple and easy subsider mud layer detection method, in the time carrying out mud layer observation, high-pressure ball valve is in closed condition.
Described simple and easy subsider mud layer detection method, in the time of observation end-of-job, closes observation ball valve, opens high-pressure ball valve, and the pressure of highly pressurised liquid ensures material in U-shaped mud layer sighting tube to extrude, and enters in subsider, then closes high-pressure ball valve.
Advantage of the present invention and beneficial effect are as follows:
1, the present invention is provided with U-shaped mud layer sighting tube, and U-shaped mud layer sighting tube liquid, under self gravitation effect, flows out in mud layer sighting tube, forms negative pressure in the other one end of mud layer sighting tube.One end that slip gos deep into subsider inside from U-shaped mud layer sighting tube enters, and flow out in the outlet of mud layer observation ball valve one end, color and the state of the material flowing out in different U-shaped mud layer sighting tubes by observation, go deep into subsider degree of depth h in conjunction with different U-shaped mud layer sighting tubes, can easily judge exactly mud layer height.
2, the present invention configures simply, invests lowly, has and operates steadily, without the feature of safeguarding.
Brief description of the drawings
Fig. 1 is the simple and easy subsider mud layer of the present invention sniffer schematic diagram.
In figure: 1, subsider; 2, U-shaped mud layer sighting tube; 3, mud layer observation ball valve; 4, dirty water collecting tank; 5, Bilge; 6, high-voltage tube; 7, high-pressure ball valve.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, the simple and easy subsider mud layer of the present invention sniffer mainly comprises: subsider 1, U-shaped mud layer sighting tube 2, mud layer observation ball valve 3, dirty water collecting tank 4, Bilge 5, high-voltage tube 6, high-pressure ball valve 7 etc., and concrete structure is as follows:
Subsider 1 inside is goed deep in one end of U-shaped mud layer sighting tube 2, and this end is h apart from groove heights of roofs, and mud layer sighting tube 2 gos deep into subsider 1 inner height and is positioned at subsiding belt and concentrated band transitional region.The other end of U-shaped mud layer sighting tube 2 is downward along subsider 1 outer wall, and apart from the cut-off of 1.0～1.5m place, ground, this end is H apart from groove heights of roofs, and H>h, and this end is established mud layer observation ball valve 3.Below the outlet of mud layer observation ball valve 3, be provided with dirty water collecting tank 4, dirty water collecting tank 4 bottoms are connected with Bilge 5.Be communicated with high-voltage tube 6 at the U-shaped mud layer sighting tube 2 communicating with 3 imports of observation ball valve, described high-voltage tube 6 is provided with high-pressure ball valve 7, form U-shaped mud layer sighting tube emptier, by U-shaped mud layer sighting tube emptier, highly pressurised liquid (as: water) is by emptying material in U-shaped mud layer sighting tube 2, can effectively prevent that pipeline from scabbing, blocking, ensure that observation pipeline is smooth and easy.
As required, U-shaped mud layer sighting tube 2 can arrange more than one or two, and the degree of depth that different U-shaped mud layer sighting tubes 2 go deep in subsider is respectively h(h1, h2, h3 ...) and h all not identical, but all must meet H>h.
Material enters after subsider 1, at inner sedimentation, formation stillness of night band, subsiding belt and the concentrated band of occurring of subsider 1.In the time carrying out mud layer observation, high-pressure ball valve 7 is in closed condition.In the time of work, in U-shaped mud layer sighting tube 2, be full of liquid (as: water).Open mud layer observation ball valve 3, the interior liquid of U-shaped mud layer sighting tube 2, under self gravitation effect, flows out through mud layer observation ball valve 3.One end of going deep into subsider 1 inside at U-shaped mud layer sighting tube 2 forms negative pressure, owing to being subject to atmospheric pressure effect, one end that slip gos deep into subsider 1 inside from U-shaped mud layer sighting tube 2 enters, and flow out in the outlet of mud layer observation ball valve 3 one end, and be pooled in dirty water collecting tank 4, finally flow into Bilge 5.Thereby, by medium color and the state of observation outflow in different U-shaped mud layer sighting tubes 2, go deep into the degree of depth h of subsider 1 in conjunction with different U-shaped mud layer sighting tubes 2, just can easily judge exactly mud layer height.
In the time of observation end-of-job, close observation ball valve 3, open high-pressure ball valve 7.The pressure of highly pressurised liquid ensures material in U-shaped mud layer sighting tube to extrude, and enters in subsider 1, closes high-pressure ball valve 7.According to processed material properties difference, highly pressurised liquid can adopt water or other free of contamination media to replace.
Claims (9)
1. a simple and easy subsider mud layer sniffer, is characterized in that, this device comprises: subsider, U-shaped mud layer sighting tube, mud layer observation ball valve, and concrete structure is as follows:
Subsider inside is goed deep in one end of U-shaped mud layer sighting tube, and this end is h apart from groove heights of roofs; The other end of U-shaped mud layer sighting tube is downward along subsider outer wall, and this end is H apart from groove heights of roofs, and H>h, and this end is established mud layer observation ball valve.
2. according to simple and easy subsider mud layer sniffer claimed in claim 1, it is characterized in that, below the outlet of mud layer observation ball valve, be provided with dirty water collecting tank, dirty water collecting tank bottom is connected with Bilge.
3. according to simple and easy subsider mud layer sniffer claimed in claim 1, it is characterized in that, be communicated with high-voltage tube at the U-shaped mud layer sighting tube communicating with the import of observation ball valve, described high-voltage tube is provided with high-pressure ball valve, form U-shaped mud layer sighting tube emptier, by U-shaped mud layer sighting tube emptier, highly pressurised liquid is by emptying material in U-shaped mud layer sighting tube 2.
4. according to simple and easy subsider mud layer sniffer claimed in claim 1, it is characterized in that, mud layer sighting tube gos deep into subsider inner height and is positioned at subsiding belt and concentrated band transitional region.
5. according to simple and easy subsider mud layer sniffer claimed in claim 1, it is characterized in that, the other end of U-shaped mud layer sighting tube ends apart from 1.0-1.5m place, ground.
6. according to simple and easy subsider mud layer sniffer claimed in claim 1, it is characterized in that, as required, U-shaped mud layer sighting tube arranges more than one or two, it is all not identical that different U-shaped mud layer sighting tubes go deep into degree of depth h in subsider, and meet H>h.
7. a simple and easy subsider mud layer detection method that utilizes the described sniffer of one of claim 1-6, is characterized in that, material enters after subsider, at inner sedimentation, formation stillness of night band, subsiding belt and the concentrated band of occurring of subsider; In the time of work, will in U-shaped mud layer sighting tube, be full of liquid; Open mud layer observation ball valve, U-shaped mud layer observation liquid in pipe, under self gravitation effect, flows out through mud layer observation ball valve; One end of going deep into subsider inside at U-shaped mud layer sighting tube forms negative pressure, owing to being subject to atmospheric pressure effect, one end that slip gos deep into subsider inside from U-shaped mud layer sighting tube enters, and flows out in the outlet of mud layer observation ball valve one end, and be pooled in dirty water collecting tank, finally flow into Bilge; Thereby, by observe the medium color and the state that flow out in different U-shaped mud layer sighting tubes, go deep into the degree of depth h of subsider in conjunction with different U-shaped mud layer sighting tubes, judge exactly subsider mud layer height.
8. according to simple and easy subsider mud layer detection method claimed in claim 7, it is characterized in that, in the time carrying out mud layer observation, high-pressure ball valve is in closed condition.
9. according to simple and easy subsider mud layer detection method claimed in claim 7, it is characterized in that, in the time of observation end-of-job, close observation ball valve, open high-pressure ball valve, the pressure of highly pressurised liquid ensures material in U-shaped mud layer sighting tube to extrude, enter in subsider, then close high-pressure ball valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310105919.2A CN104075771B (en) | 2013-03-29 | 2013-03-29 | A kind of simple subsider mud layer detection device and detection method |
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| CN201310105919.2A CN104075771B (en) | 2013-03-29 | 2013-03-29 | A kind of simple subsider mud layer detection device and detection method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06249695A (en) * | 1992-11-13 | 1994-09-09 | Astec Irie:Kk | Measuring method for molten-metal-bath depth inside torpedo car |
| CN201045584Y (en) * | 2007-05-24 | 2008-04-09 | 中国铝业股份有限公司 | Aluminum oxide setting tank mud level monitoring device |
| CN201488890U (en) * | 2009-04-12 | 2010-05-26 | 兰州海默科技股份有限公司 | Multiphase flow liquid real-time online sampling device |
| CN202700151U (en) * | 2012-06-14 | 2013-01-30 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Clear layer observing device for thickener |
-
2013
- 2013-03-29 CN CN201310105919.2A patent/CN104075771B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06249695A (en) * | 1992-11-13 | 1994-09-09 | Astec Irie:Kk | Measuring method for molten-metal-bath depth inside torpedo car |
| CN201045584Y (en) * | 2007-05-24 | 2008-04-09 | 中国铝业股份有限公司 | Aluminum oxide setting tank mud level monitoring device |
| CN201488890U (en) * | 2009-04-12 | 2010-05-26 | 兰州海默科技股份有限公司 | Multiphase flow liquid real-time online sampling device |
| CN202700151U (en) * | 2012-06-14 | 2013-01-30 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Clear layer observing device for thickener |
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| CN104075771B (en) | 2017-12-22 |
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