CN204008382U - A kind of experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic - Google Patents
A kind of experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic Download PDFInfo
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- CN204008382U CN204008382U CN201420467217.9U CN201420467217U CN204008382U CN 204008382 U CN204008382 U CN 204008382U CN 201420467217 U CN201420467217 U CN 201420467217U CN 204008382 U CN204008382 U CN 204008382U
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Abstract
Utility model relates to a kind of experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic, it is characterized in that: comprise graduated base (3) and support (4), support (4) moves along the scale mark on described graduated base (3), glass round tube (2) one end that is sealed with iron ore concentrate slurry to be measured is supported by graduated base (3), and glass round tube (2) other end is fixed on support (4).The utility model makes slurry slide angle, angle of repose characteristic test operation more have simplification and accuracy by the support that can be free to slide, improve the method that existing experimental implementation relies on experience completely, the simplification, the science that have improved operation, reduce error, and experiment accurately.
Description
Technical field
The utility model belongs to long-distance slurry pipeline slurry body experiment field, relates to a kind of device of slurry characteristic test, especially relates to a kind of device for iron ore concentrate slurry slide angle, angle of repose characteristic test.
Background technology
Slurry experiment is the key areas of Slurry Pipeline Transportation, and slurry slide angle, angle of repose characteristic test are even more important, and can it realize again after stopping and start basis for estimation is provided for long-distance slurry pipeline band slurry.
As shown in Figure 1, slide angle requirement of experiment meets the ore pulp of experiment condition and fills after glass round tube and ferrule, glass round tube one end is motionless, after the other end slowly promotes and stablizes, glass round tube and surface level angulation θ in the time of measuring surface detail particle initial motion, and the gradient corresponding to angle θ.If the gradient corresponding to experimental result gained angle θ is greater than the ruling grade that pipeline construction is buried underground, after illustrating that pipeline band slurry stops, slurry fine grained energy original place vertical sedimentation, can not produce slip blocking pipe after sedimentation.
Angle of repose requirement of experiment is set the glass round tube gradient, and (ruling grade buried underground of setting value and pipeline construction is equal to, for example 15%), fill after slurry up to standard and ferrule, glass round tube is being set under the gradient sedimentation 24 hours, the particle appearance profile that checks deposition, at 1/4 place, pipe bottom, the particle surface of deposition is parallel with tubular axis, upper strata forms water channel, without stopping up.Angle of repose experiment " upper strata formation water channel " is to realize the essential condition again starting after long-distance slurry pipeline band slurry stops 24 hours.
Existing slurry slide angle, angle of repose characteristic test are mainly measured according to on-site manual by operating personnel, require experiment operator to have abundant actual combat operating experience and knowwhy, otherwise cannot be competent at; Operating process doping subjective factor is too much, causes different operating personnel's experimental results totally different, and error is larger.
Summary of the invention
The utility model has designed a kind of calculating iron ore concentrate slurry slide angle and angle of repose characteristic experimental apparatus, the technical matters of its solution is that existing iron ore concentrate slurry slide angle, angle of repose characteristic test are mainly measured according to on-site manual by operating personnel, require experiment operator to have abundant actual combat operating experience and knowwhy, otherwise cannot be competent at; Operating process doping subjective factor is too much, causes different operating personnel's experimental results totally different, and error is larger.
In order to solve the technical matters of above-mentioned existence, the utility model has adopted following scheme:
A kind of experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic, it is characterized in that: comprise graduated base (3) and support (4), support (4) moves along the scale mark on described graduated base (3), glass round tube (2) one end that is sealed with iron ore concentrate slurry to be measured is supported by graduated base (3), and glass round tube (2) other end is fixed on support (4).
Further, support (4) comprises circle arc support frame (41), pole (42) and bearing (43), and circle arc support frame (41) is connected with bearing (43) by pole (42), and the radius of circle arc support frame (41) is identical with the radius of glass round tube (2).
Further, bearing (43) is provided with center line (44), the scale on center line (44) indicating graduation base plate (3).
Further, the length of graduated base (3) is greater than the length of glass round tube (2), and the width of graduated base (3) is greater than the diameter of glass round tube (2).
A kind of method of testing of iron ore concentrate slurry slide angle characteristic, comprise the following steps: while implementing the characteristic test of iron ore concentrate slurry slide angle, the iron ore concentrate ore pulp that meets experiment condition is filled after glass round tube (2) and ferrule, glass round tube (2) one end is motionless and locate with side plate (1), glass round tube (2) other end frame is on circle arc support frame 41, after slowly support (4) being slided toward side plate (1) direction, in the time of measuring iron ore concentrate slurry surface fine grained initial motion in glass round tube (2) bearing center line (8) the scale of corresponding graduated base (3), measure the scale value of the corresponding graduated base of records center line (8) (3), and the height of support (4) is fixed value, can derive glass round tube (2) gradient corresponding with graduated base (3) angulation θ and angle θ.
A method of testing for iron ore concentrate slurry angle of repose characteristic, comprises the following steps: while implementing the characteristic test of slurry angle of repose, require to set the gradient of glass round tube (2), the ruling grade that setting value and pipeline construction are buried underground is equal to; The glass round tube (2) of filling iron ore concentrate slurry up to standard and ferrule is being set under the gradient sedimentation 24 hours, check the particle appearance profile of deposition, 1/4 place in glass round tube (2) near graduated base (3) end, the particle surface of deposition is parallel with glass round tube (2) tubular axis, and upper strata forms water channel, illustrate after long-distance slurry pipeline band slurry stops 24 hours and realize again and start and can not cause line clogging; Otherwise upper strata can not form water channel and there will be obstruction.
This calculating iron ore concentrate slurry slide angle and angle of repose characteristic experimental apparatus have following beneficial effect:
(1) the utility model makes slurry slide angle, angle of repose characteristic test operation more have simplification and accuracy by the support that can be free to slide, improve the method that existing experimental implementation relies on experience completely, the simplification, the science that have improved operation, reduce error, and experiment accurately.
(2) the utility model apparatus structure is simple, easy for installation.
(3) the utility model experimental implementation is simple and easy, through simple training, can operate.
Accompanying drawing explanation
Fig. 1: existing iron ore concentrate slurry slide angle characteristic test schematic diagram;
Fig. 2: the utility model calculates the structural representation of iron ore concentrate slurry slide angle and angle of repose characteristic experimental apparatus;
Fig. 3: Fig. 2 medium-height trestle structural representation.
Description of reference numerals:
1-side plate; 2-glass round tube; 3-graduated base; 4-support; 41-circle arc support frame; 42-pole; 43-bearing; 44-center line.
Embodiment
Below in conjunction with Fig. 2 and Fig. 3, the utility model is described further:
As shown in Figure 2, a kind of device of slurry characteristic test, described device comprises side plate 1, glass round tube 2, graduated base 3, support 4.
While implementing the characteristic test of slurry slide angle, the ore pulp that meets experiment condition is filled after glass round tube 2 and ferrule, glass round tube 2 one end are motionless, other end frame is on circle arc support frame 41, after slowly support 4 being slided toward side plate 1, the scale of 8 corresponding graduated bases 3 of bearing center line in the time of measuring surface detail particle initial motion, measure the scale value of records center line 8 corresponding graduated bases 3, and the height of support 4 is fixed value, can derive glass round tube 2 and graduated base 3 angulation θ, and the gradient corresponding to angle θ.
While implementing the characteristic test of slurry angle of repose, (ruling grade buried underground of setting value and pipeline construction is equal to require to set the gradient of glass round tube 2, for example 15%), the glass round tube 2 of filling slurry up to standard and ferrule is being set under the gradient sedimentation 24 hours, checks the particle appearance profile of deposition.
Specifically, support 4 is highly fixed value (for example 10cm), the gradient is setting value (for example 15%), for example derive support 4, from the distance (10/15%=66.7cm) of side plate 1, the scale mark of the corresponding graduated base 3 of center line 8 of bearing, then fixed support 4 keep the gradient constant, is erected at glass round tube 2 on the support 4 of fixed position sedimentation 24 hours, checks the particle appearance profile of deposition.
As shown in Figure 3, a kind of device of slurry characteristic test, the core component of device is support 4, support 4 can be free to slide on graduated base 3, the scale of 8 corresponding graduated bases 3 of center line of bearing 43 reflects that support 4 is from the distance of side plate 1, the height setting of support 4 is fixed value (for example 10cm), by measuring support 4, from distance value and its height value of side plate 1, can derive glass round tube 2 and surface level angulation θ, and the gradient corresponding to angle θ.Support 4 is comprised of circle arc support frame 41, pole 42 and bearing 43.Circle arc support frame 41 can coincide by radian good and glass round tube 2, plays 2 effects of carrying fixing glass pipe; Bearing 43 can be free to slide on graduated base 3; Center line 44 is the scale of indicating graduation base plate 3 accurately.
By reference to the accompanying drawings the utility model has been carried out to exemplary description above; obvious realization of the present utility model is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present utility model and technical scheme to carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all in protection domain of the present utility model.
Claims (4)
1. an experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic, it is characterized in that: comprise graduated base (3) and support (4), support (4) moves along the scale mark on described graduated base (3), glass round tube (2) one end that is sealed with iron ore concentrate slurry to be measured is supported by graduated base (3), and glass round tube (2) other end is fixed on support (4).
2. calculate according to claim 1 the experimental provision of iron ore concentrate slurry slide angle and angle of repose characteristic, it is characterized in that: support (4) comprises circle arc support frame (41), pole (42) and bearing (43), circle arc support frame (41) is connected with bearing (43) by pole (42), and the radius of circle arc support frame (41) is identical with the radius of glass round tube (2).
3. the experimental provision that calculates according to claim 2 iron ore concentrate slurry slide angle and angle of repose characteristic, is characterized in that: bearing (43) is provided with center line (44), the scale on center line (44) indicating graduation base plate (3).
4. calculate according to claim 3 the experimental provision of iron ore concentrate slurry slide angle and angle of repose characteristic, it is characterized in that: the length of graduated base (3) is greater than the length of glass round tube (2), the width of graduated base (3) is greater than the diameter of glass round tube (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467217.9U CN204008382U (en) | 2014-08-19 | 2014-08-19 | A kind of experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420467217.9U CN204008382U (en) | 2014-08-19 | 2014-08-19 | A kind of experimental provision that calculates iron ore concentrate slurry slide angle and angle of repose characteristic |
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| CN204008382U true CN204008382U (en) | 2014-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198337A (en) * | 2014-08-19 | 2014-12-10 | 云南大红山管道有限公司 | Experimental device for calculating characteristics of slide angle and angle of repose of iron ore concentrate pulp |
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2014
- 2014-08-19 CN CN201420467217.9U patent/CN204008382U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198337A (en) * | 2014-08-19 | 2014-12-10 | 云南大红山管道有限公司 | Experimental device for calculating characteristics of slide angle and angle of repose of iron ore concentrate pulp |
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