CN214320497U - Circumferentially-arranged adjustable slurry steady flow distribution device - Google Patents
Circumferentially-arranged adjustable slurry steady flow distribution device Download PDFInfo
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- CN214320497U CN214320497U CN202120177696.0U CN202120177696U CN214320497U CN 214320497 U CN214320497 U CN 214320497U CN 202120177696 U CN202120177696 U CN 202120177696U CN 214320497 U CN214320497 U CN 214320497U
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Abstract
The utility model discloses an adjustable slurry steady flow distribution device with circumferential arrangement, which comprises a beam current ring, a force eliminating cylinder, an ore separating cylinder, an outer cylinder body, a window type ore separating port, a window type ore adjusting plate, an ore separating partition plate, a cock bottom plate, a cock device, a wear-resistant bottom plate and an ore discharging pipe, wherein the window type ore separating port, the ore discharging port and the ore separating partition plate are circumferentially and uniformly distributed to realize uniform ore feeding; the force eliminating cylinder structure slows down the impact and stabilizes the liquid level; the cock device and the ore separation adjusting window are combined to realize flexible starting and stopping of the branch; the outer barrel is of a cylindrical structure, a beam ring is arranged in the center of the inner portion of the outer barrel, a force eliminating barrel is arranged on the outer side of the bottom of the beam ring, the outer portion of the force eliminating barrel is connected with a ore distributing barrel, and the ore distributing barrel is of a U-shaped structure and is connected with the middle of the force eliminating barrel. The utility model discloses can provide stable balanced feed condition for operations such as grading, selecting, dehydration, have apparent technological value.
Description
Technical Field
The utility model relates to a slurry stationary flow distributor, concretely relates to slurry stationary flow distributor with adjustable circumference is arranged belongs to ore dressing mechanical component technical field.
Background
In the development and utilization of mineral resources, the mined ores need to be subjected to mineral separation to enrich useful minerals and remove gangue and harmful elements, so that the mined ores can become concentrate powder for smelting processes. The operations of grinding, grading, sorting and the like in the mineral processing technological process are usually carried out in a slurry state, wherein ore pulp is often conveyed and distributed among different equipment and facilities through a slurry distribution device, the performance of the ore pulp is very important, and the quality of mineral processing indexes and the process efficiency are often influenced. In production practice, the conditions of low efficiency of the process and fluctuation of indexes caused by unreasonable design of the ore separation device are common, and the ore separation imbalance and instability of a plurality of parallel-arranged magnetic separators, elutriation machines and other separation equipment can obviously influence the ore concentrate grade and the metal recovery rate indexes.
Disclosure of Invention
The utility model aims at providing a slurry stationary flow distributor with adjustable circumference is arranged, slurry stationary flow distributor easy and simple to handle for wet-type ore dressing flow middlings thick liquid delivery link can be according to the concrete characteristic of technology operation, through the moderate degree adjustment, realizes eliminating undulant, the purpose of stabilizing the feed, with furthest promotes the whole operating efficiency of ore dressing system.
The utility model provides a slurry stationary flow distributor with adjustable circumference is arranged, slurry power dissipation and distribution in the wet-type operation flow of mainly used selection factory. The device comprises a beam ring, a force-absorbing cylinder, an ore-separating cylinder, an outer cylinder body, a window type ore-separating opening, a window type ore-adjusting plate, an ore-separating partition plate, a cock bottom plate, a cock device, a wear-resistant bottom plate and an ore discharge pipe, wherein the window type ore-separating opening, the ore discharge opening and the ore-separating partition plate are circumferentially and uniformly distributed to realize uniform ore feeding; the force eliminating cylinder structure slows down the impact and stabilizes the liquid level; the cock device and the ore separation adjusting window are combined to realize flexible starting and stopping of the branch;
the outer cylinder body is of a cylindrical structure, the center in the outer cylinder body is provided with a beam ring, the outer side of the bottom of the beam ring is provided with a force eliminating cylinder, the outer part of the force eliminating cylinder is connected with a ore distributing cylinder, the ore distributing cylinder is of a U-shaped structure and is connected with the middle part of the force eliminating cylinder,
the outer side of the ore separating cylinder is provided with a window type ore separating port and a window type ore adjusting plate, the surface of the ore separating cylinder is provided with a rectangular window in the window type ore separating port, then an ore adjusting plate slot is welded on the outer side of the periphery of the rectangular window, and the window type ore adjusting plate adjusts the size of an opening by pushing and pulling the window type ore adjusting plate in the slot; the top of the window type ore adjusting plate is provided with a supporting rib plate which is uniformly distributed along the circumference, is internally connected with the beam current ring and is externally connected with the outer cylinder; the bottom of the ore separating cylinder is provided with an ore separating partition plate in parallel, the ore separating partition plate is uniformly distributed along the circumference, and the ore separating partition plate is internally connected with the force absorbing cylinder and externally connected with the outer cylinder body; the bottom of the ore separation partition plate is provided with a cock bottom plate which is welded at the bottom of the outer cylinder body and is in inclined plane contact with the cock device.
The cock device is similar to a red wine plug, but the structure is a trapezoidal cone, and the diameter of the bottom plate is within the diameter range of the top surface and the bottom surface of the plug;
the head of the cock device is a trapezoidal cone, is made of rubber, has elasticity, ensures sufficient sealing with a cock bottom plate, and ensures no ore leakage and no water leakage. If one elutriator fails and cannot feed ore, the cock device needs to be inserted into the cock bottom plate to plug the ore discharge pipe, so that ore pulp of the elutriator is cut off and convenient to overhaul.
Furthermore, the window type ore separating ports, the ore discharging ports and the ore separating partition plates are uniformly distributed along the circumference in the horizontal direction;
the total volume of the absorption cylinder and the ore separation cylinder meets the pulp buffer capacity of the 1-2min process;
the beam current ring is arranged right above the force eliminating cylinder;
laying a wear-resistant bottom plate on the bottom plate of the absorption cylinder, wherein the thickness of the wear-resistant bottom plate is 20-30 mm;
the ore discharge port is provided with a sealing bottom plate matched with the cock;
the specification and model of the ore discharge pipe and the gravity gradient are determined according to the requirements of the next procedure;
the size of the overflowing section of the ore separating port is adjusted by a push-pull window type ore adjusting plate according to the amount of ore pulp;
in order to stabilize the liquid level of ore separation, a small amount of overflow is kept on the upper edge of the ore separation barrel;
when the slurry of a certain row of mine openings needs to be stopped, the window type ore adjusting plate and the cock device are closed.
In the use process, the adjustment mode is as follows: the method comprises the steps of firstly, opening all window type ore adjusting plates, enabling ore pulp to naturally pass through window type ore distributing openings, observing the ore passing amount of each window type ore distributing opening according to naked eyes, and then adjusting the window type ore adjusting plates to achieve approximately equal ore amount of each ore distributing opening.
The utility model has the advantages that:
(1) the force-eliminating cylinder adopts wear-resistant materials as the bottom plate, so that abrasion caused by slurry impact can be effectively avoided. The force-dissipating cylinder can effectively release the impact force of ore feeding, reduce the flow velocity and stabilize the liquid level.
(2) The uniform distribution of the circumference of the ore distributing opening can realize the uniform ore pulp quantity, concentration and granularity of each ore discharging opening (pipe).
(3) When the ore amount changes, the size of the cross section of the ore distributing port can be adjusted through the push-pull window type ore adjusting plate, and the ore amount of each ore discharging port is kept uniform and stable.
(4) The cock and the bottom plate are in surface contact structure, so that the ore discharge port can be effectively sealed, and ore leakage is avoided.
(5) The utility model discloses can provide stable balanced feed condition for operations such as grading, selecting, dehydration, have apparent technological value.
Drawings
Figure 1 is a schematic diagram of a circumferentially distributed adjustable pulp steady flow distribution device.
Fig. 2 is a top view of fig. 1.
FIG. 3 is a schematic view of the operation process of the steady flow ore separation device of the elutriation machine in the embodiment 1.
In the figure: 1-a cock device, 2-a supporting rib plate, 3-a window type ore adjusting plate, 4-a window type ore separating port, 5-an outer cylinder, 6-an ore separating partition plate, 7-a cock bottom plate, 8-a wear-resistant bottom plate, 9-a beam ring, 10-an ore separating cylinder, 11-a force eliminating cylinder, 12 and an ore discharging pipe; a is a feed inlet, and B is a discharge outlet.
Detailed Description
The present invention is further illustrated by, but is not limited to, the following examples.
Example 1:
as shown in fig. 1 and 2, an adjustable slurry steady flow distribution device with circumferential arrangement is mainly used for slurry absorption and distribution in a wet-type operation process of a plant selection. The device comprises a beam ring 9, a force-absorbing cylinder 11, an ore-separating cylinder 10, an outer cylinder 5, a window-type ore-separating port 4, a window-type ore-adjusting plate 3, an ore-separating partition plate 6, a cock bottom plate 7, a cock device 1, a wear-resistant bottom plate 8 and an ore discharge pipe 12, wherein the window-type ore-separating port, the ore discharge port and the ore-separating partition plate are circumferentially and uniformly distributed to realize uniform ore feeding; the force eliminating cylinder structure slows down the impact and stabilizes the liquid level; the cock device and the ore separation adjusting window are combined to realize flexible starting and stopping of the branch;
the outer cylinder body 5 is of a cylindrical structure, the beam ring 9 is arranged at the center inside the outer cylinder body 5, the outer side of the bottom of the beam ring 9 is provided with a force eliminating cylinder 11, the outer part of the force eliminating cylinder 11 is connected with an ore separating cylinder 10, the ore separating cylinder 10 is of a U-shaped structure and is connected with the middle part of the force eliminating cylinder 11,
the outer side of the ore separating cylinder 10 is provided with a window type ore separating port 4 and a window type ore adjusting plate 3, the surface of the ore separating cylinder 10 of the window type ore separating port 4 is provided with a rectangular window, then an ore adjusting plate slot is welded on the outer side of the periphery of the rectangular window, and the window type ore adjusting plate 3 adjusts the size of an opening by pushing and pulling the window type ore adjusting plate 3 in the slot; the top of the window type ore adjusting plate 3 is provided with a supporting rib plate 2, the supporting rib plate 2 is uniformly distributed along the circumference, an inner connecting beam ring 9 is connected with the outer cylinder 5; an ore separation partition plate 6 is arranged at the bottom of the ore separation barrel 10 in parallel, the ore separation partition plate 6 is uniformly distributed along the circumference, and the ore separation partition plate 6 is internally connected with a force absorption barrel 11 and externally connected with an outer barrel 5; the bottom of the ore separation partition plate 6 is provided with a cock bottom plate 7, and the cock bottom plate 7 is welded at the bottom of the outer cylinder 5 and is in inclined surface contact with the cock device. The cock device is similar to a red wine plug, the head structure is a trapezoidal cone, and the diameter of the bottom plate 7 of the cock is within the diameter range of the top surface and the bottom surface of the plug;
the head of the cock device is a trapezoidal cone, is made of rubber, has elasticity, ensures sufficient sealing with a cock bottom plate, and ensures no ore leakage and no water leakage. If one elutriator fails and cannot feed ore, the cock device needs to be inserted into the cock bottom plate to plug the ore discharge pipe, so that ore pulp of the elutriator is cut off and convenient to overhaul.
Further, the structural design is as follows:
the window type ore separating port, the ore discharging port and the ore separating partition plate are uniformly distributed along the circumference in the horizontal direction.
The total volume of the absorption cylinder and the ore separating cylinder meets the pulp buffer capacity of the process of 1-2 min.
The beam current ring is arranged right above the force eliminating cylinder.
The bottom plate of the absorption cylinder is paved with a wear-resistant bottom plate with the thickness of 20-30 mm.
The ore discharge port is provided with a sealing bottom plate matched with the cock.
The specification and model of the ore discharge pipe and the gravity gradient are determined according to the requirements of the next process.
The utility model discloses an operation control requires as follows:
the method is implemented by adjusting the size of the overflow section of the ore separation port according to the amount of ore pulp through a sliding window type ore adjusting plate.
The ore separating cylinder is used for stabilizing the ore separating liquid level and keeping a small amount of overflow on the upper edge of the ore separating cylinder.
And thirdly, when the slurry of a certain row of mine openings needs to be stopped, the window type ore adjusting plate and the cock device are closed.
Taking a steady flow ore separation device of a tai-gang Jianshan iron ore washing machine phi 2.0m as an example for specific explanation:
1. overview of the application process:
four series of LMNX weak magnetic concentrates in the grinding and selecting process of a concentrating mill are pumped to an ore pulp steady flow distribution device from a zero-rice pulp pond through an ore pulp pump and respectively automatically flow to six elutriators for separation operation through six ore discharge pipes, and the operation effect of the ore pulp steady flow distribution device obviously influences the operation effect of the concentrates SiO2The content is stable. As shown in fig. 3.
2. Manufacturing and installing:
description of the drawings:
(1) the component is welded by adopting continuous welding seams, and the height of the welding seams is equal to the thickness of a steel plate;
(2) brushing minium once and lead oil once after the component is manufactured;
(3) the outer cylinder body, the ore separating cylinder and the force eliminating cylinder are made of Q235A steel plates with the thickness of 10 mm;
(4) the beam current ring, the ore separation partition plate, the ore separation barrel and the support rib plate are made of Q235A steel plates with the thickness of 6 mm;
(5) the bottom plate of the cock adopts a steel plate with phi 360-40mmQ 235A;
(6) the wear-resistant bottom plate adopts a 20mm magnetic lining plate;
(7) the discharge pipe adopts a phi-180 mm ceramic composite pipe;
3. the application effect is as follows:
(1) the steady-flow ore separation device of the elutriator reasonably matches the grinding magnetic series with the elutriator, and the treatment capacity of a single elutriator can be stabilized at about 55 t/h.
(2) The steady-flow ore separating device of the elutriator can stabilize the ore feeding concentration of each elutriator within the range of 56-59 percent.
(3) On the premise that the ore feeding amount, concentration and granularity of the elutriation machine are balanced and stable, basic technical parameters of a control system of the elutriation machine can be solidified according to the quality index requirements of the elutriated concentrate, and index adjustment is facilitated.
(4) After the distribution device is used, the stability rate of the TFe grade control median value +/-0.3% of the elutriated concentrate reaches 85% in hours, and the yield of the middlings is stabilized in the range of 3.5-4.5%.
Claims (5)
1. A circumferentially-arranged adjustable slurry steady flow distribution device is characterized in that: the device comprises a beam ring, a force-absorbing cylinder, an ore-separating cylinder, an outer cylinder, a window-type ore-separating opening, a window-type ore-adjusting plate, an ore-separating partition plate, a cock bottom plate, a cock device, a wear-resistant bottom plate and an ore discharge pipe, wherein the window-type ore-separating opening, the ore discharge opening and the ore-separating partition plate are circumferentially and uniformly distributed to realize uniform ore feeding; the force eliminating cylinder structure slows down the impact and stabilizes the liquid level; the cock device and the ore separation adjusting window are combined to realize flexible starting and stopping of the branch;
the outer cylinder body is of a cylindrical structure, the center in the outer cylinder body is provided with a beam ring, the outer side of the bottom of the beam ring is provided with a force eliminating cylinder, the outer part of the force eliminating cylinder is connected with a ore distributing cylinder, the ore distributing cylinder is of a U-shaped structure and is connected with the middle part of the force eliminating cylinder,
the outer side of the ore separating cylinder is provided with a window type ore separating port and a window type ore adjusting plate, the surface of the ore separating cylinder is provided with a rectangular window in the window type ore separating port, then an ore adjusting plate slot is welded on the outer side of the periphery of the rectangular window, and the window type ore adjusting plate adjusts the size of an opening by pushing and pulling the window type ore adjusting plate in the slot; the top of the window type ore adjusting plate is provided with a supporting rib plate which is uniformly distributed along the circumference, is internally connected with the beam current ring and is externally connected with the outer cylinder; the bottom of the ore separating cylinder is provided with an ore separating partition plate in parallel, the ore separating partition plate is uniformly distributed along the circumference, and the ore separating partition plate is internally connected with the force absorbing cylinder and externally connected with the outer cylinder body; the bottom of the ore separation partition plate is provided with a cock bottom plate which is welded at the bottom of the outer cylinder body and is in inclined plane contact with the cock device.
2. The circumferentially arranged adjustable slurry steady flow distribution device of claim 1, wherein: the window type ore separating port, the ore discharging port and the ore separating partition plate are uniformly distributed along the circumference in the horizontal direction; the size of the overflowing section of the ore separating port is adjusted by a push-pull window type ore adjusting plate according to the amount of ore pulp.
3. The circumferentially arranged adjustable slurry steady flow distribution device of claim 1, wherein: the total volume of the absorption cylinder and the ore separating cylinder meets the pulp buffer capacity of the process of 1-2 min.
4. The circumferentially arranged adjustable slurry steady flow distribution device of claim 1, wherein: the beam current ring is arranged right above the force eliminating cylinder; the bottom plate of the absorption cylinder is paved with a wear-resistant bottom plate with the thickness of 20-30 mm.
5. The circumferentially arranged adjustable slurry steady flow distribution device of claim 1, wherein: the mine discharge port is provided with a cock bottom plate matched with the cock device, and the head of the cock device is a trapezoidal cone, is made of rubber and has elasticity, so that the sufficient sealing with the cock bottom plate is ensured.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120177696.0U CN214320497U (en) | 2021-01-22 | 2021-01-22 | Circumferentially-arranged adjustable slurry steady flow distribution device |
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| CN202120177696.0U CN214320497U (en) | 2021-01-22 | 2021-01-22 | Circumferentially-arranged adjustable slurry steady flow distribution device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901349A (en) * | 2022-11-24 | 2023-04-04 | 丹东锦和科技有限公司 | Take current stabilizer's granulometer |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901349A (en) * | 2022-11-24 | 2023-04-04 | 丹东锦和科技有限公司 | Take current stabilizer's granulometer |
| CN115901349B (en) * | 2022-11-24 | 2023-08-29 | 丹东锦和科技有限公司 | Particle size analyzer with flow stabilizer |
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