CN85201079U - Ore pulp-measuring-sampling unit - Google Patents
Ore pulp-measuring-sampling unit Download PDFInfo
- Publication number
- CN85201079U CN85201079U CN 85201079 CN85201079U CN85201079U CN 85201079 U CN85201079 U CN 85201079U CN 85201079 CN85201079 CN 85201079 CN 85201079 U CN85201079 U CN 85201079U CN 85201079 U CN85201079 U CN 85201079U
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- Prior art keywords
- ore pulp
- sampler
- ore
- metering
- sample
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- Expired - Lifetime
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Abstract
The utility model comprises a condensation and separation device, a sample weighing device, and sampling equipment. The utility model is mainly used for the measurement and sampling of the ore contained in flowing ore pulp whose particle size is smaller than five millimetres and concentration is less than 50%. The utility model is characterized in that the condensation and separation device uses the drum as support frame, ore is continuously discharged in annular form, and the cutting and fetching bucket is provided with detachable knife holders in order to increase parts interchangeability and make data transmission convenient. The measuring sample of the ore pulp through the condensation and separation of the last stage is put into the sample weighing barrel and weighed by using digital platform balance (or electronic balance). The analytical sample is divided into two average samples after being put into the sampling equipment and treated, one is used to analyse the grade and measure the ore density on duty, and the other is used as a check sample.
Description
The utility model relates to the checkout equipment of ore dressing process ore pulp.
Metering and sampling to the mobile ore pulp in ore dressing plant in prior art are measured sampler (seeing 11 phases of " non-ferrous metal " nineteen sixty-five for details) for the simplest, suitable with cloud tin ore slurry.This metering sampler is by ore pulp division machine (see figure 1) and claim sample balance (see figure 2) two partly to form, and it is applicable to granularity less than metering and the sampling less than contained amount of solid in 50% the ore pulp of 5 millimeters, concentration, and measuring accuracy can reach 1-2%.But it has three major defects:
1. need the bigger use discrepancy in elevation (height of needing for the ore deposit to third level ore discharge from the first order, down with).
Three kinds of types, i.e. 60-120m are crossed in this device fabrication
3/ time type, 250-400m
3/ time type and 400-1000m
3/ time type, use the discrepancy in elevation to be respectively 1.7 meters, 2.4 meters and 3.2 meters.
2. device structure is looser
Former division machine is not taked the device of average sample, need increase an average sample division machine (see figure 3) as obtaining this test portion, needs the ad hoc ditch pool and basis in the erecting stage.
3. can not directly carry out transmission of quantity value
The purpose of this utility model is to overcome the problem that primitive nebula tin ore slurry metering sampler exists, and its compact conformation, stable performance, precision are improved, and is convenient to carry out transmission of quantity value.
The utility model is improved on the basis of cloud tin ore slurry metering sampler, is made up of division machine (see figure 4) and sample-weighing device (see figure 5).The major function of division machine is that division pari passu is to required test portion with the ore pulp of desire metering sampling.To be ore pulp fed by the tangential direction of last garden tube (1) its course of work, be installed in interior ring (2) on the toroidal frame and the space between outer shroud (3) discharges continuously from the bottom of last garden tube (1), being installed in the motor (18) of pusher side and reductor (17) drives after slowing down and extracts bucket (6) and (9) make garden Zhou Yundong, extract bucket (6) and constantly extract ore deposit, whereabouts stream, the test portion that is obtained is discharged from test portion pipe (8), proceed division by extracting bucket (9) again, be the metering test portion from what test portion pipe (10) was discharged, what discharge from test portion pipe (11) is analysis specimen.Extract the knife rest of being furnished with on the bucket for fork configuration (5), knife rest adopts machine tooling, is easy to make edge of a knife angle summit to overlap with center of rotation, so that the metering division is more representative with analytical sample than stable.It is socket with extracting bucket (6) (9), thereby can directly carry out transmission of quantity value.For ease of the precision that improves division, sampling with carry out transmission of quantity value, adopt single head knife rest (seeing Fig. 6 b) or double end knife rest (to see Fig. 6 a) respectively by the type size, knife rest bottom has elongated slot, and extracting mouthful both sides can be inserted in the elongated slot so that knife rest with extract bucket and cooperate tightly.Middle garden tube (7) is collected one-level division clout, enters production procedure.Following garden tube (12) has three effects: the one, collect secondary division clout; The 2nd, the bearing seat that firsts and seconds extracts bucket is installed; The 3rd, do the basis of complete machine.Belt pulley (13), (14), (15), (16) will make to become and make each speed discrepancy that extracts bucket (9) and extract bucket (6), equal the single head angle of knife rest (5) just.So just can make along any point of the ore deposit stream that falls in garden week, all have and got the equal chance of making test portion.Its rotation speed relation is represented with following formula.
n
Down=n
On(1+ (φ)/(360 °))
In the formula: n
Down---for next stage extracts the rotating speed of bucket, rev/min;
n
On---for upper level extracts the rotating speed of bucket, rev/min;
φ---be assigned in the single head angle that next stage extracts the knife rest on the bucket.
A sampler (seeing figure (7)) is arranged in the below of test portion pipe (11), analysis specimen is carried out curtailed sampling.The action of sampler is whenever goed around by the belt pulley (1) of division machine bottom, pin on it (2) just promotes follower lever (3) swing once, ratchet (4) on the follower lever (3) promotes ratchet (9) simultaneously and rotates an arrow, makes also corresponding rotation one angle of the cam (10) that links to each other with ratchet (9).Have one to four to protrude partly on the cam (10), a moving week of revolution promotes friction pulley (12), one to four position of (13) rotation, makes funnel (14) periodically analysis specimen be fed test portion distributing trough (16).Be provided with the fixedly interceptor (15) that two angle summits and center of rotation coincide in the groove, along with the motion of funnel, and intercept two average test portions.Spring (5) and balance bob (7) reset follower lever (3) very soon, so perseveration.
The division machine can be divided into single-stage division machine and multistage division machine, and per hour handling capacity is less than 250m
3only need a secondary division machine; Handling capacity size 250m
2, must select for use single-stage division machine and secondary division machine to form three grades of divisions, metering that could obtain to suit the requirements and analysis specimen.
The sample-weighing device (see figure 5) is hung on digital platform balance (2) (or electronics) by sample weighting tube (4) and is formed, the metering test portion of division machine enters sample weighting tube (4) by pipe (1), ore sinks and clear water is overflowed by pipe (9), and the weight of ore in water directly shows automatically at the scale face.Ore amount is calculated by following formula:
Q＝ (WIρ)/(1000（ρ－1）)
In the formula: Q---ore amount, ton;
I---division ratio, ore pulp total amount (weight or volume) and the ratio that measures test portion amount (weight or volume), doubly;
ρ---ore density;
The weight of W---ore in water, kilogram.
The utility model has the advantages that:
1. the division machine adopts the garden tube stent, has reduced the equipment center of gravity, the installation basis that need not to tighten up, and equipment can place on the platform reposefully.
2. gear train is changed into the division pusher side, can avoid because transmission shaft passes the ore deposit and flows needed protective equipment.Shortened the length of transmission shaft simultaneously, the use discrepancy in elevation of equipment is reduced, the old type close with processing power compared, and new 100 types reduce by 0.9 meter, and 500 types reduce by 0.3 meter, and 1000 types reduce by 0.6 meter.
3. dispose dismountable knife rest spare extracting bucket top, improved operating accuracy, strengthened the interchangeability of equipment, promptly set up a check point, just can examine and determine on-the-spot division ratio at usefulness division machine as long as can directly carry out transmission of quantity value.
4. the ore discharge mode is changed into the continuous ore discharge of ring-type, dwindled the size of equipment level direction.
5. the division machine buckets that extract at different levels are the friction speed running, and the sampler fixed intervals access the cycle test portion of final stage division, all are beneficial to the principle that realizes the randomness sampling, improve the representativeness of average test portion.
6. sample-weighing device adopts digital platform balance (or electronic scales), can realize that the automatic printing and the fortune of measuring the result pass demonstration.
The drawing explanation:
Fig. 1 ore pulp division machine synoptic diagram
1---support; 11---the secondary mineral-feeding pipe;
2---motor; 12---two fraction ore deposit buckets;
3---reductor; 13---the secondary ore discharge is chewed;
4---gearing; 14---the secondary interceptor;
5---the one-level mineral-feeding pipe; 15---secondary connects the sample bucket;
6---protective shaft sleeve; 16---three grades of mine feeding tubes;
7---divide the ore deposit bucket; 17---the surplus pipe;
8---ore discharge is chewed; 18---one-level surplus bucket;
9---the one-level interceptor; 19---secondary surplus bucket;
10---connect the sample bucket; 20---three grades of surplus buckets.
Fig. 2 claims sample balance synoptic diagram
1---sample weighting tube; 7---right cutter; 13---the surplus pipe; 19---the balance bucket;
2---final stage test portion pipe; 8---the post of standing; 14---pointer; 20---divide water tumbler;
3---funnel; 9---drainpipe; 15---the water delivery box; 21---divide the water box;
4---drop hanger; 10---permanent water box; 16---scale; 22---counterbalance;
5---left cutter; 11---water-supply-pipe; 17---drainpipe; 23---water level indicator tube;
6---middle cutter; 12---jacking gear; 18---bump iron; 24---balancing stand;
25---water valve.
The average test portion division of Fig. 3 machine synoptic diagram
1---storage ore deposit bucket; 3---reductor; 5---the clout groove; 7---support;
2---motor; 4---extract bucket; 6---the test portion bucket.
Fig. 4 division machine structural representation
1---go up the garden tube; 7---middle garden tube; 13---belt pulley;
2---interior ring; 8---the test portion pipe; 14---belt pulley;
3---outer shroud; 9---extract bucket; 15---belt pulley;
4---blade; 10---the test portion pipe; 16---belt pulley;
5---knife rest; 11---the test portion pipe; 17---reductor;
6---extract bucket; 12---following garden tube; 18---motor.
Fig. 5 sample-weighing device synoptic diagram
1---extradition test portion pipe; 3---suspension rod;
2---digital platform balance; 4---sample weighting tube.
Fig. 6 knife rest synoptic diagram
(a)---the double end knife rest; (b)---the single head knife rest.
Fig. 7 sampler
1---division machine belt pulley; 7---balance bob; 13---big friction wheel;
2---pin; 8---base plate; 14---moving funnel;
3---follower lever; 9---ratchet; 15---fixing interceptor;
4---ratchet; 10---cam; 16---the test portion distributing trough;
5---spring; 11---spring; 17---vertical shaft.
6---casing; 12---the friction wheel;
Fig. 8 equipment disposition synoptic diagram
1---the calibrating pond; 4---digital platform balance;
2---single-stage division machine; 5---sample weighting tube.
3---multistage division machine;
Realize the best way of utility model:
The best way that realizes novel ore pulp metering sampler aborning shown in (Fig. 8), if with the mineral slurry flux handled greater than 250m
3/ hour, adopt the combination of a single-stage division machine (2) and a secondary division machine (3), carry out division continuously.Through every the ore deposit of ballast screen stream, enter single-stage division machine along the gravity flow ditch from tangential direction, division clouts at different levels enter production procedure, can obtain two kinds of test portions after the final stage division, and a kind of is analysis specimen, and another kind is the metering test portion.Analysis specimen obtains two average test portions again after handling to sampler, makes grade analysis on duty and ore density measurement sample for one, and another is retained in order to checking usefulness, and metering test portion to scale hooper measures.
In order in time to check the variation of division ratio, can set up its volume of calibrating pond (1) on the top of feeding canal is fixed value V
0, to cut off the ore deposit stream that feeds the division machine during mensuration, open calibrating pond valve then, clear water is introduced the division machine, simultaneously desire is measured test portion that grade division machine of division ratio obtains through the division container of packing into, establishing and recording volume is V
1, then division is obtained than the just available following formula of I.
I＝ (V
0)/(V
1)
Claims (8)
1, the ore pulp metering sampler of forming by ore pulp division machine and sample-weighing device, feature of the present utility model is that ore pulp division machine adopts the three sections garden tubes in upper, middle and lower to make up with one heart, ore pulp feeds from the tangential direction of last garden tube, discharges continuously from the gap between its bottom inner and outer ring.Gear train is located at pusher side, extracting bucket and going up the dismountable knife rest spare of configuration, and the metering test portion is with digital platform balance (or electronic scales) weighing, and analysis specimen passes through the sampler division.
2, ore pulp metering sampler as claimed in claim 1 is characterized in that its last garden tube has a tangent line feed port, and the bottom has toroidal frame, interior ring and outer shroud to be placed on the toroidal frame.
3, ore pulp metering sampler as claimed in claim 1 is characterized in that its middle garden tube is provided with a wedged bottom, utilizes the flat-face flange in the garden tube in the middle of being welded on to be fixed on down on the tube of garden, and middle garden drum outer wall is installed the transmission frame.
4, ore pulp as claimed in claim 1 metering sampler, the following garden tube that it is characterized in that it is provided with and extracts bucket running support, and the top has flat-face flange to be convenient to tighten up with middle garden tube.
5, ore pulp metering sampler as claimed in claim 1, the bucket that extracts that it is characterized in that it is gone up the dismountable knife rest spare of configuration, can be made into double end or single head, and its edge of a knife angle summit and center of rotation intersect, its both sides, bottom have elongated slot, it with extract make when bucket connects extract mouthful both sides can insertion groove in.
6, ore pulp as claimed in claim 1 metering sampler, the sample-weighing device that it is characterized in that it are to hang at digital platform balance (or electronic scales) and go up the weighing formation by holding the weigh tank that measure test portion.
7, ore pulp metering sampler as claimed in claim 1, the sampler that it is characterized in that it is realized the gap action by a ratchet device, promptly rely on the pin (2) on the division machine belt pulley (1), belt pulley (1) whenever circles, pin (2) promotes the speed motion that ratchet (9) changes a tooth by ratchet (4), ratchet (9) drives cam (10) and does intermittent motion clocklike, makes analysis specimen rotate and be distributed in regularly in the test portion distributing trough along with moving funnel by friction pulley (12), (13).
8, as the sampler of claim 1 and 7 described ore pulps metering samplers, it is characterized in that being provided with in its test portion distributing trough the fixedly interceptor that two angle summits and center of rotation intersect, intercept along with the motion of moving funnel two average test portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85201079 CN85201079U (en) | 1985-04-01 | 1985-04-01 | Ore pulp-measuring-sampling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85201079 CN85201079U (en) | 1985-04-01 | 1985-04-01 | Ore pulp-measuring-sampling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN85201079U true CN85201079U (en) | 1986-11-19 |
Family
ID=4797230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 85201079 Expired - Lifetime CN85201079U (en) | 1985-04-01 | 1985-04-01 | Ore pulp-measuring-sampling unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN85201079U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368917B (en) * | 2008-10-16 | 2011-02-09 | 丹东东方测控技术有限公司 | Automatic ore slurry grade control instrument |
| CN104713599A (en) * | 2015-03-16 | 2015-06-17 | 江西稀有稀土金属钨业集团有限公司 | Ore pulp metering method and device |
| CN104897437A (en) * | 2015-06-01 | 2015-09-09 | 金川集团股份有限公司 | Automatic sampling device and method for nelson effluent concentrate |
| CN114152536A (en) * | 2021-11-17 | 2022-03-08 | 武汉钢铁有限公司 | Dry material unpowered division and grading online detection device |
| CN117054169A (en) * | 2023-09-21 | 2023-11-14 | 矿冶科技集团有限公司 | Sampling device, sampling system and sampling method for ore pulp |
-
1985
- 1985-04-01 CN CN 85201079 patent/CN85201079U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368917B (en) * | 2008-10-16 | 2011-02-09 | 丹东东方测控技术有限公司 | Automatic ore slurry grade control instrument |
| CN104713599A (en) * | 2015-03-16 | 2015-06-17 | 江西稀有稀土金属钨业集团有限公司 | Ore pulp metering method and device |
| CN104713599B (en) * | 2015-03-16 | 2017-07-18 | 江西稀有稀土金属钨业集团有限公司 | A kind of ore pulp-measuring method and ore pulp-measuring device |
| CN104897437A (en) * | 2015-06-01 | 2015-09-09 | 金川集团股份有限公司 | Automatic sampling device and method for nelson effluent concentrate |
| CN114152536A (en) * | 2021-11-17 | 2022-03-08 | 武汉钢铁有限公司 | Dry material unpowered division and grading online detection device |
| CN114152536B (en) * | 2021-11-17 | 2023-10-20 | 武汉钢铁有限公司 | Unpowered shrinkage classification online detection device for dry materials |
| CN117054169A (en) * | 2023-09-21 | 2023-11-14 | 矿冶科技集团有限公司 | Sampling device, sampling system and sampling method for ore pulp |
| CN117054169B (en) * | 2023-09-21 | 2023-12-29 | 矿冶科技集团有限公司 | Sampling device, sampling system and sampling method for ore pulp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |