CN219647400U - Filling system capable of continuously and stably discharging - Google Patents
Filling system capable of continuously and stably discharging Download PDFInfo
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- CN219647400U CN219647400U CN202321093796.0U CN202321093796U CN219647400U CN 219647400 U CN219647400 U CN 219647400U CN 202321093796 U CN202321093796 U CN 202321093796U CN 219647400 U CN219647400 U CN 219647400U
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- discharging
- stirring barrel
- filling system
- pipe
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- 238000007599 discharging Methods 0.000 title claims abstract description 75
- 238000003756 stirring Methods 0.000 claims abstract description 63
- 230000006837 decompression Effects 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000004568 cement Substances 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 7
- 239000004576 sand Substances 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000000265 homogenisation Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a filling system capable of continuously and stably discharging, which comprises a filter-pressing tailing treatment device, a discharging bin with a metering device and a stirring barrel, wherein the discharging bin is positioned at the output end of the filter-pressing tailing treatment device, the stirring barrel is connected with the discharging bin through a discharging pipe, a detachable decompression cap is arranged at the discharging opening of the discharging bin, and the outlet end of the discharging pipe extends to the position, close to a rotating shaft of the stirring barrel, inside the stirring barrel. The design of the decompression cap at the feed opening can divide the tailing sand into a plurality of parts for respectively blanking, so that continuous steady-state blanking of the tailing sand is ensured, and the formation of a heterogeneous filling body caused by the fact that the tailing sand instantaneously enters the stirring barrel from the feed opening is avoided; simultaneously, can also avoid a large amount of tailings unloading to cause agitator and unloading pipe to block up. In addition, on the basis of the design of the decompression cap, the blanking pipe is prolonged to be close to the rotating shaft of the stirring barrel, so that tailings continuously output in the blanking bin can be conveyed to the center of the stirring barrel through the blanking pipe, the stirring time is effectively shortened, and the continuous homogenization filling is ensured.
Description
Technical Field
The utility model relates to the technical field of mine tailing waste filling, in particular to a filling system capable of continuously and stably discharging.
Background
In the mine filling field, part of metal mines have the problem of high transportation cost and price in the process of conveying tailings to a filling station by utilizing a pipeline because of the longer distance between a factory and the filling station, so that the mine usually adopts a mode of filter pressing the tailings, and the filter pressed tailings are conveyed to the filling station for filling by a truck, thereby not only solving the difficult problems of long-distance conveying and high transportation cost of the tailings, but also realizing high-concentration paste filling, and meeting the requirement of matching a filling body with an underground mining process.
The tailings are conveyed to the ground surface of a filling station through a truck after being subjected to filter pressing, are generally conveyed to a discharging bin with a metering device after being subjected to scattering treatment, are delivered to a stirring barrel after being metered, are mixed with cementing materials and water, and are fully stirred, so that a homogeneous filling body is ensured.
Because the water content is lower and the viscosity is higher after the tailing is filter-pressed, when the bottom plate is opened for discharging the tailing in the discharging bin, the phenomenon that the tailing enters the stirring barrel at one moment is easy to occur, so that continuous and uniform discharging of the tailing cannot be realized, and the cementing material is always in a continuous and uniform discharging state, so that the tailing and the cementing material are difficult to uniformly disperse in a short time, and homogeneous slurry cannot be obtained; moreover, the filling pump is possibly blocked by using heterogeneous slurry filling, so that the filling pump cannot send the filling slurry in the pipeline to the underground, and the pipe blockage accident is easy to happen; once the filling pipeline is blocked, a series of accidents such as pump hopper blocking and the like can be caused, and the filling station enters a paralysis mode, so that the maintenance and filling system is time-consuming and labor-consuming, the production of a mine can be influenced, and huge economic loss is caused to the mine; however, the stirring time is too long, the filling pump can have the capacity of conveying filling slurry larger than the preparation capacity of the filling slurry, so that the discontinuous filling phenomenon is caused, and the normal operation of the mine is influenced. Meanwhile, the tailings are high in viscosity and low in water content, so that the condition that a large amount of tailings block a discharging pipeline occurs in the discharging process of the discharging bin, and the smooth performance of filling work is further affected.
In addition, in the existing filling device, a connecting mode between a discharging pipe and a stirring barrel is usually achieved through pipeline communication, the connecting mode often enables the tailings to be all piled up on one side of the stirring barrel, long stirring time is needed to achieve homogenization of slurry, and continuity of filling work is affected.
In view of the above, it is necessary to design a filling system capable of continuously discharging in steady state to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a filling system capable of avoiding blockage of a stirring barrel and a blanking pipe, ensuring continuous steady-state blanking of tailings, improving the homogenizing effect of slurry, effectively shortening stirring time and enabling filling work to be continuously and stably carried out.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a but filling system of continuous steady state unloading, includes filter-pressing tailing processing apparatus, is located filter-pressing tailing processing apparatus output have metering device's unloading storehouse and pass through the unloading pipe with the agitator that the unloading storehouse links to each other, the feed opening department of unloading storehouse is provided with detachable decompression cap, the unloading pipe exit end extends to inside the agitator, the exit end with the distance at agitator center accounts for 1/2-1/3 of agitator radius.
As a further improvement of the utility model, the pressure reducing cap is of a hollowed trapezoid structure or a four-sided cone structure, and nuts are respectively arranged at four corners of the bottom of the pressure reducing cap.
As a further improvement of the utility model, the area of the upper bottom surface of the trapezoid structure is less than or equal to 1/3 of the area of the lower bottom surface, and the area difference between the four side surfaces of the four-sided cone structure is within 20%.
As a further improvement of the utility model, the discharging openings of the discharging bin are respectively provided with screw holes matched with the nuts.
As a further improvement of the utility model, a rotating shaft is arranged at the central position inside the stirring barrel, and a rigid blade, a flexible blade and a rigid blade are sequentially arranged at the lower part of the rotating shaft.
As a further improvement of the utility model, the upper part of the stirring barrel is respectively provided with a cement discharging pipe and a water inlet pipe.
As a further improvement of the utility model, a slurry blanking pipe is arranged at the lower part of the stirring barrel.
As a further improvement of the utility model, the cement discharging pipe and the water inlet pipe are arranged on one side of the stirring barrel away from the discharging pipe.
As a further improvement of the utility model, the filter-pressing tailing treatment device comprises a breaker and a belt conveyor positioned below an output port of the breaker.
As a further improvement of the utility model, the feed inlet of the discharging bin is positioned below the output end of the belt conveyor.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the detachable decompression cap with a trapezoid structure or a four-sided cone structure formed by the steel bars is arranged at the discharging opening of the discharging bin, so that tail sand can be divided into a plurality of parts for discharging respectively in the discharging process, the problem that inhomogeneous filling bodies are formed due to the fact that the tail sand instantaneously enters the stirring barrel from the discharging opening, a series of chain reactions such as blocking of the stirring barrel and a filling pump and blocking of a pipeline are generated is avoided, continuous steady-state discharging of the tail sand is ensured, the tail sand and cement are uniformly dispersed in the stirring barrel, the stirring time is effectively shortened, and the formation of homogeneous filling bodies is facilitated; meanwhile, the condition that a large amount of tailings are discharged to cause blockage of a discharging pipe can be avoided.
2. According to the utility model, on the basis of the design of the decompression cap, the blanking pipe is prolonged to be close to the rotating shaft of the stirring barrel, and the tailings continuously output in the blanking bin can be conveyed to the center of the stirring barrel through the blanking pipe, wherein the design of the decompression cap can prevent the tailings from instantaneously falling into the stirring barrel, damage to the blades and influence on the stirring efficiency of the blades due to the input of a large amount of tailings, and meanwhile, the tailings continuously output from the blanking pipe can endow the tailings falling into the center of the stirring barrel with a certain power so as to move in a direction away from the center of the stirring barrel and fall into the stirring range of the blades, so that the stirring time is effectively shortened, and the continuous implementation of homogenization filling is ensured.
3. The filling system capable of continuously and stably discharging is simple in structure, is suitable for continuously and stably discharging tailings with low water content, and can achieve the effect of homogeneous filling for tailings slurry with good fluidity.
Drawings
FIG. 1 is a schematic structural diagram of a continuous steady-state blanking filling system according to the present utility model.
Fig. 2 is a schematic structural view of the pressure reducing cap of the present utility model.
Reference numerals
11. A scattering machine; 12. a belt conveyor; 21. discharging the material bin; 22. a decompression cap; 23. a screw cap; 24. a flashboard; 25. discharging pipes; 30. a stirring barrel; 31. a rotating shaft; 32. a rigid blade; 33. a flexible chain blade; 34. a cement blanking pipe; 35. a water inlet pipe; 36. and (5) feeding the slurry.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.
It should be noted that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to aspects of the present utility model are shown in the drawings, and other details not greatly related to the present utility model are omitted.
In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1-2, the utility model provides a filling system capable of continuously and stably discharging, which comprises a filter-pressing tailing processing device, a discharging bin 21 with a metering device and a stirring barrel 30, wherein the discharging bin 21 is positioned at the output end of the filter-pressing tailing processing device, the stirring barrel 30 is connected with the discharging bin 21 through a discharging pipe 25, a detachable decompression cap 22 is arranged at the discharging opening of the discharging bin 21, the outlet end of the discharging pipe 25 extends into the stirring barrel 30, and the distance between the outlet end and the center of the stirring barrel 30 is 1/2-1/3 of the radius of the stirring barrel 30.
Specifically, the decompression cap 22 is a hollow trapezoid structure or a four-sided cone structure, wherein the area of the upper bottom surface of the trapezoid structure is less than or equal to 1/3 of the area of the lower bottom surface, the area difference between four side surfaces of the four-sided cone structure is within 20%, so as to ensure continuous blanking effect, in the embodiment, the decompression cap 22 is a trapezoid structure, the upper bottom surface of the trapezoid structure is formed by welding four steel bars, and the upper bottom surface and the lower bottom surface are welded by the four steel bars; nuts 23 are respectively arranged at four corners of the bottom of the decompression cap 22.
Specifically, the discharging openings of the discharging bin 21 are respectively provided with screw holes matched with the screw caps 23, and the pressure reducing caps 22 are fixed at the discharging openings through screws; a flashboard 24 is also arranged at the feed opening.
Specifically, a rotating shaft 31 is arranged at the center of the interior of the stirring barrel 30, a rigid blade 32, a flexible chain blade 33 and a rigid blade 32 are sequentially arranged at the lower part of the rotating shaft 31, and one end of the blanking pipe 25, which is far away from the blanking bin 21, is close to the rotating shaft 31, so that tailings fall into the center of the stirring barrel 30, and the stirring time is shortened; the upper part of the stirring barrel 30 is provided with a cement blanking pipe 34 and a water inlet pipe 35 respectively at one side far away from the blanking pipe 25, and the lower part of the stirring barrel 30 is provided with a slurry blanking pipe 36.
Specifically, the filter-pressing tailing processing device comprises a breaker 11 and a belt conveyor 12 positioned below an output port of the breaker 11, and a feed inlet of a discharging bin 21 is positioned below an output end of the belt conveyor 12.
The following describes the working principle of the filling system capable of continuously and stably discharging:
the filter-pressed tailings are scattered by the scattering machine 11, fall onto the belt conveyor 12 below the output port of the scattering machine 11, are conveyed into the blanking bin 21 by the belt conveyor 12, are metered by the metering device, are adjusted to be in an open state by the flashboard 24 at the blanking port, are divided into 4-5 parts by the decompression cap 22, are sequentially conveyed to the position close to the center of the stirring barrel 30 by the blanking pipe 25, impact is formed on the tailings which are continuously conveyed subsequently and fall into the center of the stirring barrel 30 by the tailings, the tailings move in a direction away from the center of the stirring barrel 30, fall into the stirring range of blades, are uniformly stirred with cement conveyed by the cement blanking pipe 34 and water conveyed by the water inlet pipe 35, and are conveyed to a filling area by the slurry blanking pipe 36 for filling.
In summary, according to the filling system capable of continuously and stably discharging disclosed by the utility model, by arranging the detachable decompression cap 22 with a trapezoid or four-sided cone structure formed by steel bars at the discharging opening of the discharging bin 21, tail sand can be divided into a plurality of parts to be respectively discharged in the discharging process, the problem that the tail sand instantaneously enters the stirring barrel 30 from the discharging opening to cause formation of a heterogeneous filling body to generate a series of linkage reactions such as blocking of the stirring barrel 30 and a filling pump and blocking of a pipeline is avoided, continuous and stable discharging of the tail sand is ensured, the tail sand and cement are uniformly dispersed in the stirring barrel 30, the stirring time is effectively shortened, and the formation of a homogeneous filling body is facilitated; meanwhile, the condition that a large amount of tailings are discharged to cause blockage of the discharging pipe 25 can be avoided. In addition, on the basis of the design of the decompression cap 22, the blanking pipe 25 is extended to a position close to the rotating shaft 31 of the stirring barrel 30, so that the tailings continuously output from the blanking bin 21 can be conveyed to the center of the stirring barrel 30 through the blanking pipe 25, the stirring time is effectively shortened, and the continuous homogenization filling is ensured. The filling system capable of continuously and stably discharging is not only suitable for continuously and stably discharging tailings with low water content, but also can realize continuous and stably discharging for tailings slurry with good fluidity, thereby achieving the effect of homogeneous filling.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model.
Claims (10)
1. A filling system capable of continuously and stably discharging, which is characterized in that: the device comprises a filter-pressing tailing treatment device, a discharging bin with a metering device and a stirring barrel connected with the discharging bin through a discharging pipe, wherein the discharging bin is positioned at the output end of the filter-pressing tailing treatment device, a detachable decompression cap is arranged at the discharging opening of the discharging bin, the outlet end of the discharging pipe extends to the inside of the stirring barrel, and the distance between the outlet end and the center of the stirring barrel is 1/2-1/3 of the radius of the stirring barrel.
2. The continuous steady state blanking filling system of claim 1, wherein: the decompression cap is of a hollowed trapezoid structure or a four-sided cone structure, and nuts are respectively arranged at four corners of the bottom of the decompression cap.
3. The continuous steady state blanking filling system of claim 2, wherein: the area of the upper bottom surface of the trapezoid structure is smaller than or equal to 1/3 of the area of the lower bottom surface, and the area difference between the four side surfaces of the four-sided cone structure is within 20%.
4. A continuous steady state blanking filling system according to claim 3, characterized in that: and screw holes matched with the nuts are respectively arranged at the discharging openings of the discharging bin.
5. The continuous steady state blanking filling system of claim 1, wherein: the stirring barrel is characterized in that a rotating shaft is arranged at the center position inside the stirring barrel, and a rigid blade, a flexible blade and a rigid blade are sequentially arranged at the lower part of the rotating shaft.
6. The continuous steady state blanking filling system of claim 5, wherein: the upper part of the stirring barrel is respectively provided with a cement discharging pipe and a water inlet pipe.
7. The continuous steady state blanking filling system of claim 6, wherein: the lower part of the stirring barrel is provided with a slurry blanking pipe.
8. The continuous steady state blanking filling system of claim 7, wherein: the cement discharging pipe and the water inlet pipe are arranged on one side, away from the discharging pipe, of the stirring barrel.
9. The continuous steady state blanking filling system of claim 1, wherein: the filter-pressing tailing processing device comprises a breaker and a belt conveyor arranged below an output port of the breaker.
10. The continuous steady state blanking filling system of claim 9, wherein: and a feed inlet of the discharging bin is positioned below the output end of the belt conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093796.0U CN219647400U (en) | 2023-05-09 | 2023-05-09 | Filling system capable of continuously and stably discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093796.0U CN219647400U (en) | 2023-05-09 | 2023-05-09 | Filling system capable of continuously and stably discharging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219647400U true CN219647400U (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321093796.0U Active CN219647400U (en) | 2023-05-09 | 2023-05-09 | Filling system capable of continuously and stably discharging |
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| CN (1) | CN219647400U (en) |
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2023
- 2023-05-09 CN CN202321093796.0U patent/CN219647400U/en active Active
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