CN211697389U - Static sedimentation test device for tailings - Google Patents
Static sedimentation test device for tailings Download PDFInfo
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- CN211697389U CN211697389U CN202020368901.7U CN202020368901U CN211697389U CN 211697389 U CN211697389 U CN 211697389U CN 202020368901 U CN202020368901 U CN 202020368901U CN 211697389 U CN211697389 U CN 211697389U
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Abstract
The utility model relates to a static settlement test device of tailing, including mount and a plurality of vertical feed cylinder of installing on the mount side by side, four sides and the top of mount are opened, and the bottom of mount has the bottom plate, and the feed cylinder is used for holding flotation tailing pulp, and the through-hole that the bottom of feed cylinder was passed on the bottom plate is located the bottom plate below, and with feed cylinder and bottom plate fixed connection, is equipped with the external screw thread on the bottom outer wall of feed cylinder. The charging barrel comprises a charging barrel body and is characterized by further comprising a bottom cover used for sealing the bottom of the charging barrel, and internal threads matched with the external threads are arranged on the inner wall of the bottom cover. The utility model discloses simple structure, a laboratory technician can accomplish and carry out the flotation tailing pulp flocculation sedimentation test of the different materialization properties of multiunit simultaneously, has improved the accuracy of test efficiency and experimental data, has reduced laboratory technician's intensity of labour.
Description
Technical Field
The utility model relates to a static settlement test device of tailing.
Background
In recent years, the filling mining technology is gradually becoming the mainstream mining technology of mines due to the advantages of safety and environmental protection. In the filling process taking mine flotation tailings as filling slurry aggregate, the thickening process of the flotation tailings is a core link, and the quality of the thickening effect directly influences the preparation of the filling slurry, the determination of conveying process parameters and the selection of corresponding equipment, and influences the quality of a filling body.
For flotation tailings with different physicochemical properties, the dewatering performance is different, at present, a vertical sand silo or a deep cone thickener is mainly adopted for flotation tailing thickening dewatering in a mine, an indoor test needs to be carried out on the flotation tailing thickening performance before a thickening process is determined, the settling velocity (dewatering velocity) and the underflow concentration are two key indexes of the flotation tailing thickening, and parameters such as the optimal dilution concentration, the additive model and addition amount, the settling velocity, the thickening underflow concentration, the solid content of supernatant, the solid flux and the like of the flotation tailings are determined more accurately through an indoor static sedimentation test, so that a reliable basis is provided for the high-efficiency thickening of the flotation tailings and the equipment type selection. However, in the prior art, when a laboratory is used for an indoor static settlement test, multiple persons are required to cooperate, the flotation tailings with different physicochemical properties are independently tested, the optimal slurry dilution concentration and the optimal flocculant addition type and dosage are determined, the test efficiency is low, the test error is large, and the parameters such as the settlement speed and the like cannot be accurately compared.
SUMMERY OF THE UTILITY MODEL
The utility model provides a static settlement test device of tailing, easy operation has improved test efficiency, has reduced experimenter's intensity of labour.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a static settlement test device of tailing which characterized in that: the flotation tailing slurry flotation device comprises a fixed frame and a plurality of material cylinders which are vertically arranged on the fixed frame side by side, wherein four side surfaces and the top of the fixed frame are open, a bottom plate is arranged at the bottom of the fixed frame, the material cylinders are used for containing flotation tailing slurry, the bottoms of the material cylinders penetrate through holes in the bottom plate and are positioned below the bottom plate and fixedly connected with the material cylinders and the bottom plate, and external threads are arranged on the outer wall of the bottoms of; the charging barrel is characterized by further comprising a bottom cover used for sealing the bottom of the charging barrel, and internal threads matched with the external threads are arranged on the inner wall of the bottom cover.
As a further improvement of the utility model, the cylinder wall of the charging barrel is provided with scales.
As a further improvement of the utility model, a leakage-proof rubber mat for preventing the slurry in the charging barrel from flowing out is installed in the bottom cover.
As a further improvement, the below of bottom plate is provided with the waste recycling groove with feed cylinder matched with, the top of waste recycling groove is opened for retrieve the abandonment waste material after the settlement test.
As a further improvement of the utility model, the utility model further comprises a shooting mechanism placed on the bottom plate, wherein the shooting mechanism comprises a camera and a supporting component for fixing the camera, the supporting component comprises a base, a lifting adjusting rod and a supporting seat, the bottom of the lifting adjusting rod is installed on the base, and the top of the lifting adjusting rod is fixedly connected with the bottom of the supporting seat; the camera is placed on the supporting seat and used for shooting the sedimentation state of flotation tailing slurry in the charging barrel in real time.
As a further improvement, the shooting mechanism further comprises a background plate installed on the right side surface of the fixing frame, and the background plate is made of opaque material.
As the utility model discloses a further improvement still adds the mechanism including the reagent that is used for adding plus reagent to the feed cylinder, reagent adds the mechanism include with mount top sliding connection's sliding support and install on sliding support with the reagent pipe of feed cylinder one-to-one, the spout of controlling the trend is seted up respectively at the top of lateral wall around the mount, sliding support install respectively with spout sliding fit's slider at both ends around, sliding support can follow the spout horizontal slip.
As a further improvement, the top of the reagent tube is fixed on the sliding support, and the liquid outlet at the bottom of the reagent tube is provided with a valve for controlling the reagent to be put in.
As a further improvement, the utility model also comprises a plurality of agitating unit that are used for stirring experimental ground paste in the feed cylinder, agitating unit includes handheld pole and installs the stirring head in handheld pole bottom, the stirring head is the disc that the diameter is less than the feed cylinder internal diameter, it has a plurality of through-holes to distribute on the disc.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model has simple structure, one experimenter can simultaneously carry out a plurality of groups of flocculation sedimentation tests of flotation tailing pulp with different physicochemical properties, thereby improving the test efficiency and the accuracy of the test data and reducing the labor intensity of the experimenter;
2. the bottom of the charging barrel can be detachably plugged through the bottom cover, so that the charging barrel can be conveniently unloaded and cleaned, and the practicability of the utility model is improved;
3. reagent adds mechanism sets up the reagent pipe corresponding with feed cylinder quantity, with mount sliding connection, and the experimenter of being convenient for adds the flocculating agent to a plurality of feed cylinders fast, and convenient operation has further improved test efficiency.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic top view of an embodiment of the present invention;
fig. 4 is a schematic structural view of an embodiment of the stirring apparatus of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and fig. 3, the present embodiment is a static sedimentation test device for tailings, and the static sedimentation test device includes a fixing frame 1 and a plurality of material cylinders 3 vertically installed side by side in the front-back direction on the fixing frame 1, four sides and the top of the fixing frame 1 are open, a bottom plate 11 is provided at the bottom of the fixing frame 1, and four support legs 12 for supporting the fixing frame 1 are installed at the bottom of the bottom plate 11. The feed cylinder 3 is used for containing flotation tailing slurry, and the bottom of feed cylinder 3 passes through-hole and bottom plate 11 fixed connection on the bottom plate 11, and the bottom outer wall that feed cylinder 3 is located the bottom plate 11 below is equipped with the external screw thread, 3 bottom threaded connection of feed cylinder have bottom 5 for seal 3 bottoms of feed cylinder, be equipped with on the inner wall of bottom 5 with external screw thread matched with internal thread.
The section of thick bamboo wall of feed cylinder 3 is provided with the scale, and feed cylinder 3 is made for transparent organic glass (PMMA) in this embodiment, and the range is 1000 ml.
Specifically, in the present embodiment, six cartridges 3 are provided, so that six groups of flocculation sedimentation tests can be performed simultaneously, and the six cartridges 3 are arranged in a row on the bottom plate 11 in the front-rear direction.
Furthermore, a leakage-proof rubber gasket is arranged in the bottom cover 5, so that the sealing property of the charging barrel 3 is improved, and the slurry in the charging barrel 3 is prevented from flowing out.
Further, a waste recovery groove 6 matched with the material barrel 3 is arranged below the bottom plate 11, the top of the waste recovery groove 6 is opened and is used for being matched with the bottom of the material barrel 3 to recover waste materials after a sedimentation test.
Further, the present embodiment further comprises a camera mechanism 7 disposed on the bottom plate 11, wherein the camera mechanism 7 comprises a camera 71 and a supporting component for fixing the camera 71, and the camera 71 is used for real-time shooting the sedimentation state of the flotation tailing slurry in the barrel 3. The supporting assembly comprises a base 74, a lifting adjusting rod 73 and a supporting seat 72, the bottom of the lifting adjusting rod 73 is installed on the base 74, the top of the lifting adjusting rod 73 is fixedly connected with the bottom of the supporting seat 72, and the camera 71 is placed on the supporting seat 72 and used for recording the test state of the slurry in the charging barrel 3.
The shooting mechanism 7 further comprises a background plate 4 installed on the right side face of the fixing frame 1, and the background plate 4 is made of opaque materials and used for providing a pure white shooting background and facilitating observation of the state of slurry in a shooting picture.
Specifically, the lift adjusting rod 73 in this embodiment includes a threaded rod and a lift cylinder in threaded connection with the threaded rod.
Further, this embodiment still includes the reagent that is used for adding plus reagent to the feed cylinder 3 adds mechanism 2, as shown in fig. 2 and fig. 3, reagent adds mechanism 2 includes with the sliding support 21 of mount 1 top sliding connection and install on sliding support 21 with the reagent pipe 22 of feed cylinder 3 one-to-one, the spout 13 that moves towards about is seted up at the top of the front and back lateral wall of mount 1, the slider with spout 13 sliding fit is installed respectively to the front and back both ends of sliding support 21, sliding support 21 can follow spout 13 and slide left and right.
The top of the reagent tube 22 is fixed on the sliding support 21, and a valve 221 is arranged at a liquid outlet at the bottom of the reagent tube 22 and used for controlling the reagent in the reagent tube 22 to be put in. The wall of the reagent tube 22 is provided with scales, and in this embodiment, the reagent tube 22 is a circular tube made of transparent organic glass (PMMA), and the measuring range is 20 ml.
Further, as shown in fig. 4, this embodiment further includes a plurality of stirring devices 8 for stirring the test slurry in the cartridges 3, and the number of the stirring devices 8 corresponds to the number of the cartridges 3. Agitating unit 8 includes handheld pole 81 and installs the stirring head 82 in handheld pole 81 bottom, stirring head 82 is the disc that the diameter is less than feed cylinder 3 internal diameter, it has a plurality of through-holes 821 to distribute on the disc, and during the use, stirring head 82 stretches into in the feed cylinder 3, and the handheld pole 81 of experimenter will stir head 82 about the piston in feed cylinder 3.
The using method of the embodiment comprises the following steps:
the preparation method comprises the following steps: the bottom cover 5 is mounted on the bottom of the cartridge 3, the photographing position of the camera 71 is fixed by moving the position of the support assembly on the bottom plate 11 and adjusting the height of the elevation adjustment lever 73, and the camera 71 is placed on the support base 72.
The first step is as follows: and determining the type of the flocculating agent. Adding different kinds of flocculating agents with the same volume into the six reagent pipes 22 for standby, sequentially adding prepared flotation tailing slurry with the same mass concentration into the six material cylinders 3, opening the camera 71 for shooting, sliding the sliding support 21 to a position, right above the material cylinders 3, of the reagent pipes 22, sequentially opening the valves 221 of the six reagent pipes 22 to enable the flocculating agents in the reagent pipes 22 to be added into the material cylinders 3, cutting the sliding support 21 after the flocculating agents are added, sequentially using the corresponding stirring devices 8 to stir slurry up and down in a piston mode from the first material cylinder until all the slurry in the six material cylinders is stirred, and waiting for slurry sedimentation. After the test is finished, according to the video shot by the camera 71, the sedimentation heights of the flotation tailing slurry in each charging barrel after stirring are read out for 10s, 20s, 30s, 40s, 50s, 60s, 2min, 3min, 4min, 5min, 6min, 7min, 8min, 9min and 10min respectively, and the most appropriate flocculating agent type is found out by comparing the sedimentation speeds.
After the test is finished, the bottom cover 5 is opened, the waste materials in the material cylinder 3 after the test are discharged into the waste material recovery groove 6, and finally the material cylinder 3 is cleaned.
The second step is that: and determining the dilution concentration of the slurry. Flocculating agents of the same kind and the same volume are respectively added into the six reagent pipes 22 for standby, and flotation tailing slurry with different mass concentrations is sequentially and correspondingly added into the six charging barrels 3. Then shooting according to the specific test steps in the first step, adding a flocculating agent into the cylinder and stirring. And finally, comparing the sedimentation speed according to the shooting record of the camera, and finding out the most appropriate slurry dilution concentration.
The third step: and determining the addition amount of the flocculating agent. Flocculating agents of the same type and different volumes are respectively added into the six reagent pipes 22 for standby, and flotation tailing pulp with optimal mass concentration is correspondingly added into the six charging barrels 3 in sequence. Then shooting according to the specific test steps in the first step, adding a flocculating agent into the cylinder and stirring. And finally, comparing the sedimentation rate according to the shooting record of the camera, and finding out the most appropriate addition amount of the flocculating agent.
The fourth step: and (4) performing a test by using the flotation tailing slurry with the optimal mass concentration and the optimal flocculant adding amount, and taking supernatant after the test is completed for testing the solid content by a turbidity meter.
In this embodiment, the fixing frame 1 and the bottom plate 11 are made of stainless steel, so as to avoid rusting and prolong the service life of this embodiment. The feed cylinder 3 runs through the bottom plate 11 and is fixed on the bottom plate 11, conveniently loads and unloads and wash, and the height H and the internal diameter D of feed cylinder 3 are known, can calculate test ground paste settlement height and solid flux.
By adopting the embodiment, one experimenter in a laboratory can complete the static settlement test of the flotation tailings with different physicochemical properties, compared with the prior art, a plurality of people cooperate to repeatedly determine the type and the addition amount of the tailing slurry and the flocculating agent with the optimal mass concentration, the experimental efficiency and the accuracy of experimental data are greatly improved, the labor intensity of the experimenter is reduced, the mine flotation tailing concentration parameters can be efficiently and accurately obtained, and accurate data support is provided for the determination of a concentration process and equipment in a mine filling process.
Claims (9)
1. The utility model provides a static settlement test device of tailing which characterized in that: the flotation device comprises a fixing frame (1) and a plurality of material cylinders (3) which are vertically arranged on the fixing frame (1) side by side, wherein the four side surfaces and the top of the fixing frame (1) are open, a bottom plate (11) is arranged at the bottom of the fixing frame (1), the material cylinders (3) are used for containing flotation tailing slurry, the bottoms of the material cylinders (3) penetrate through holes in the bottom plate (11) and are positioned below the bottom plate (11), the material cylinders (3) are fixedly connected with the bottom plate (11), and external threads are arranged on the outer wall of the bottom of the material cylinders (3; the charging barrel is characterized by further comprising a bottom cover (5) used for sealing the bottom of the charging barrel (3), and internal threads matched with the external threads are arranged on the inner wall of the bottom cover (5).
2. The static tailings settling test apparatus of claim 1, wherein: the wall of the charging barrel (3) is provided with scales.
3. The static tailings settling test apparatus of claim 1, wherein: and a leakage-proof rubber mat for preventing slurry in the charging barrel (3) from flowing out is arranged in the bottom cover (5).
4. The static tailings settling test apparatus of claim 1, wherein: the lower part of the bottom plate (11) is provided with a waste recovery groove (6) matched with the charging barrel (3), and the top of the waste recovery groove (6) is opened for recovering waste materials after a settlement test.
5. The static tailings settling test apparatus of claim 1, wherein: the device is characterized by further comprising a shooting mechanism (7) placed on the bottom plate (11), wherein the shooting mechanism (7) comprises a camera (71) and a supporting assembly used for fixing the camera (71), the supporting assembly comprises a base (74), a lifting adjusting rod (73) and a supporting seat (72), the bottom of the lifting adjusting rod (73) is installed on the base (74), and the top of the lifting adjusting rod (73) is fixedly connected with the bottom of the supporting seat (72); the camera (71) is arranged on the supporting seat (72) and used for shooting the sedimentation state of the flotation tailing slurry in the charging barrel (3) in real time.
6. The static tailings settling test apparatus of claim 5, wherein: the shooting mechanism (7) further comprises a background plate (4) arranged on the right side face of the fixing frame (1), and the background plate (4) is made of opaque materials.
7. The static tailing sedimentation test apparatus of claim 1, wherein: still add mechanism (2) including the reagent that is used for adding plus reagent in feed cylinder (3), reagent adds mechanism (2) include with mount (1) top sliding connection's sliding support (21) and install on sliding support (21) with feed cylinder (3) one-to-one reagent pipe (22), spout (13) of moving towards about are seted up respectively at the top of the front and back lateral wall of mount (1), sliding support (21) around both ends install respectively with spout (13) sliding fit's slider, sliding support (21) can be followed spout (13) horizontal slip.
8. The static tailings settling test apparatus of claim 7, wherein: the top of the reagent tube (22) is fixed on the sliding support (21), and a valve (221) for controlling reagent throwing is arranged at a liquid outlet at the bottom of the reagent tube (22).
9. The static tailings settling test apparatus of any one of claims 1 to 8, wherein: still include a plurality of agitating unit (8) that are used for stirring flotation tailing thick liquid in feed cylinder (3), agitating unit (8) are including handheld pole (81) and install stirring head (82) in handheld pole (81) bottom, stirring head (82) are the disc that the diameter is less than feed cylinder (3) internal diameter, it has a plurality of through-holes (821) to distribute on the disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368901.7U CN211697389U (en) | 2020-03-23 | 2020-03-23 | Static sedimentation test device for tailings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368901.7U CN211697389U (en) | 2020-03-23 | 2020-03-23 | Static sedimentation test device for tailings |
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| CN211697389U true CN211697389U (en) | 2020-10-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295553A (en) * | 2022-01-05 | 2022-04-08 | 东北大学 | High-flux coagulation and flocculation experiment system and method |
| CN114993898A (en) * | 2022-04-18 | 2022-09-02 | 金诚信矿业管理股份有限公司 | Intelligent tailing thickening experiment system and method |
-
2020
- 2020-03-23 CN CN202020368901.7U patent/CN211697389U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295553A (en) * | 2022-01-05 | 2022-04-08 | 东北大学 | High-flux coagulation and flocculation experiment system and method |
| CN114295553B (en) * | 2022-01-05 | 2024-02-06 | 东北大学 | High-flux coagulation and flocculation experimental system and experimental method |
| CN114993898A (en) * | 2022-04-18 | 2022-09-02 | 金诚信矿业管理股份有限公司 | Intelligent tailing thickening experiment system and method |
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