CN204572055U - A kind of dense sand storehouse of last mortar - Google Patents
A kind of dense sand storehouse of last mortar Download PDFInfo
- Publication number
- CN204572055U CN204572055U CN201520149486.5U CN201520149486U CN204572055U CN 204572055 U CN204572055 U CN 204572055U CN 201520149486 U CN201520149486 U CN 201520149486U CN 204572055 U CN204572055 U CN 204572055U
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- warehouse
- last mortar
- sand storehouse
- gutter
- dense
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Abstract
A kind of dense sand storehouse of last mortar, comprise warehouse, a cluster cyclone, ladder gutter group, pulp making device of calming the anger, put sandpipe, warehouse forms by the bottom of cylindrical side wall and conical storehouse, the top of warehouse is semi-closed structure, a cluster cyclone is fixed in the part open architecture of warehouse top, ladder gutter is positioned at the top of warehouse, and pulp making device of calming the anger, along the sidewall in warehouse and diapire arrangement, is put sandpipe and is arranged on warehouse bottom position lowest part.The last mortar that the utility model provides dense sand storehouse has the advantage that dense efficiency is high, structure simple, cost is lower.
Description
Technical field
The utility model relates to the dense sand storehouse in a kind of sand storehouse, particularly a kind of last mortar.
Background technology
While metal mine recovery process produces a large amount of goaf, also discharge a large amount of tailings, utilize tailings to carry out Filling mine-out area, while solving dead zone potential safety hazard, large argument make use of tailings expeditiously.Because the tailing-filled concentration requirement to tailing slurry is higher, general Filling density requires more than 70%, and concentration is on the low side, and then down-hole dehydrating amount is large, even causes Cement isolation serious, pollutes subsurface environment, and cannot form up-to-standard obturation.
For guaranteeing higher Filling density, need guarantee higher last mortar concentration, classical technique is guarantee higher last mortar concentration, general employing two kinds of methods: a kind of is adopt larger settlement space, and another kind adopts the larger sedimentation time.The Main of larger settlement space is adopted to be adopt multiple sand storehouse or larger volume sand storehouse to carry out dense, as: CN200910043191.9.The larger sedimentation time, after namely adopting sand storehouse completely, continuation enters sand and overflow, for a long time as CN201320279106.0.It is dense that above-mentioned two kinds of methods all utilize natural drainage of tailings sedimentation principle to carry out last mortar, and first method, needs larger space to carry out sedimentation and thickening, thus cause installations and facilities cost higher, take up an area comparatively large, complex management; Second method, enter completely to enter sand and overflow for a long time due to sand storehouse, thus cause effluent concentration high, tailings utilizing rate is on the low side, thus causes the dense efficiency of tailings not high.
Summary of the invention
The purpose of this utility model be overcome prior art above-mentioned deficiency and provide a kind of last mortar dense sand storehouse, the advantage that it has, and dense efficiency is high, structure is simple, cost is lower.
The technical solution of the utility model is: the dense sand storehouse of a kind of last mortar, comprise warehouse, a cluster cyclone, ladder gutter group, pulp making device of calming the anger, put sandpipe, described warehouse forms by the bottom of cylindrical side wall and conical storehouse, the top of warehouse is semi-closed structure, described a cluster cyclone is fixed in the part open architecture of warehouse top, described ladder gutter is positioned at the top of warehouse, described pulp making device of calming the anger along the sidewall in warehouse and diapire arrangement, described in put sandpipe and be arranged on warehouse bottom position lowest part.
The further technical scheme of the utility model is: described a cluster cyclone is provided with feed pipe matching used with it and bleed off pipe, and bleed off pipe is communicated with ladder gutter group.
Further, the cyclone of small angular cone or many cone structures is adopted in described a cluster cyclone.
Further, each gutter in described ladder gutter group is equipped with drain hole and draining valve, and wherein the absolute altitude of each drain hole is all not identical.
Further, in described ladder gutter group, the quantity of gutter is 2 ~ 10.
Further, described in pulp making device of calming the anger comprise air pipe and nozzle, air pipe comprises the main pipeline being close to warehouse sidewall and the branch pipe(tube) being close to warehouse diapire, and nozzle is only distributed on the branch pipe(tube) of the air pipe bottom warehouse.
Further, the quantity of described nozzle is 10 ~ 600, and the concrete quantity of nozzle is comprehensively determined according to the character of the size of warehouse and tailing slurry, and nozzle distributes along warehouse bottom even.
Further, the height of described warehouse is greater than the diameter of 2 times of warehouse Upper cylindrical shapes, and wherein the diameter of warehouse Upper cylindrical shape is 5 ~ 20m.
Further, described in put sandpipe be provided with put sand valve and recoil water pipe, recoil water pipe be provided with recoil valve.
The utility model compared with prior art has following features: the last mortar dense sand storehouse that (1) the utility model provides adopt two sections dense, first paragraph adopts a cluster cyclone dense, and second segment adopts the warehouse natural subsidence of larger ratio of height to diameter dense; Because first paragraph thickening cyclone group adopts small angular cone or many cone structures cyclone, the tailings that overflow is taken away is less, and underflow density is high; Discharge top, sand face comparatively primary water by ladder gutter group after the dense natural subsidence of second segment, thus the utilization rate of tailings is higher, and the warehouse of larger ratio of height to diameter makes tailings concentration in storehouse higher; (2) tailings runs off less, high to make to enter equally the high concentration last mortar amount that sand amount obtains comparatively large for concentration, and namely from unit interval efficiency, the dense efficiency of the utility model is higher; (3) the last mortar dense sand storehouse that provides of the utility model adopt a cluster cyclone and warehouse carry out two sections dense, volume is little, efficiency is high, and from space efficiency, the utility model efficiency is higher; (4) the utility model structure is simple, cost is lower.
Below in conjunction with the drawings and specific embodiments, detailed construction of the present utility model is further described.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
As shown in drawings: the dense sand storehouse of a kind of last mortar, comprise warehouse 1, a cluster cyclone 9, ladder gutter group 11, pulp making device 2 of calming the anger, put sandpipe 6, warehouse 1 forms by the bottom of cylindrical side wall and conical storehouse, the top of warehouse 1 is semi-closed structure, a cluster cyclone 9 is fixed in the part open architecture of warehouse 1 top, ladder gutter 11 is positioned at the top of warehouse 1, and pulp making device 2 of calming the anger, along the sidewall in warehouse 1 and diapire arrangement, is put sandpipe 6 and is arranged on warehouse 1 bottom position lowest part.
A cluster cyclone 9 is provided with feed pipe 10 matching used with it and bleed off pipe 14, and bleed off pipe 14 is communicated with 11 groups, ladder gutter; The cyclone of small angular cone or many cone structures is adopted in a cluster cyclone 9.
Each gutter in 11 groups, ladder gutter is equipped with drain hole 13 and draining valve 12, wherein the absolute altitude of each drain hole 13 is all not identical; In 11 groups, ladder gutter, the quantity of gutter is 4.
Pulp making device 2 of calming the anger comprises air pipe 7 and nozzle 8, and it is inner that air pipe 7 is evenly arranged in warehouse 1, and air pipe 7 comprises the main pipeline being close to warehouse 1 sidewall and the branch pipe(tube) being close to warehouse 1 diapire, and nozzle 8 is only distributed on the branch pipe(tube) of the air pipe 7 bottom warehouse 1.
The quantity of nozzle 8 is 100, and nozzle 8 distributes along warehouse 1 bottom even.
The height of warehouse 1 is greater than the diameter of 2 times of warehouse 1 Upper cylindrical shapes, and wherein the diameter of warehouse 1 Upper cylindrical shape is 10m, and the height of warehouse 1 is 25m.
Put sandpipe 6 to be provided with and to put sand valve 5 and recoil water pipe 3, recoil water pipe 3 is provided with recoil valve 4.
If concentration during last mortar charging is about 38%, wherein a cluster cyclone 9 tailings utilizing rate is more than 85%, through a cluster cyclone 9 underflow if the last mortar concentration in warehouse 1 is about 70%, last mortar discharges the comparatively primary water on top, settled sand face in warehouse 1 by ladder gutter group 11 after natural subsidence, comparatively primary water concentration general control is below 3%, and in final warehouse 1, last mortar concentration is about 75%; If last mortar inlet is 200m
3/ h, is so about 80 m from the last mortar dense sand storehouse output high concentration ground paste amount that the utility model provides
3/ h, visible the utility model has the high advantage of dense efficiency.
Operating principle of the present utility model and using method are: the last mortar selecting factory to carry to come enters in a cluster cyclone 9 by feed pipe 10, rotational flow settlement principle is utilized to carry out dense, a cluster cyclone 9 adopts small angular cone or many cone structures cyclone, tailings underflow density is higher, the tailings that overflow is taken away is less, a cluster cyclone 9 underflow enters in warehouse 1, completes first last mortar dense; After last mortar after a cluster cyclone first is dense enters warehouse 1, utilize natural subsidence principle, by ladder gutter 11, open the comparatively primary water that the top, sand face of different level discharged by ladder draining valve 12, namely complete second last mortar dense; Because described warehouse 1 is highly greater than 2 times of columniform diameters of warehouse 1 upper part, so tailings compressional zone is comparatively large in warehouse 1, last mortar concentration is higher.After dense, can prepare to put sand, put sand front opening calm the anger pulp making device 2 adopt compressed air from nozzle 8 ejection Homogeneous phase mixing is carried out to last mortar in warehouse 1, make 1 last mortar even concentration in storehouse, to guarantee to put sand concentration stabilize, plugging is caused for avoiding putting sandpipe 6 periphery last mortar excessive concentration before putting sand, open recoil water pipe 3 by recoil valve 4 to reduce and put sandpipe 6 and periphery last mortar concentration, after suitably reducing, close recoil water pipe 3 by recoil valve 4, open and put sand valve 5 and start to put sand.
Claims (9)
1. the dense sand storehouse of last mortar, it is characterized in that: comprise warehouse, a cluster cyclone, ladder gutter group, pulp making device of calming the anger, put sandpipe, warehouse forms by the bottom of cylindrical side wall and conical storehouse, the top of warehouse is semi-closed structure, a cluster cyclone is fixed in the part open architecture of warehouse top, ladder gutter is positioned at the top of warehouse, and pulp making device of calming the anger, along the sidewall in warehouse and diapire arrangement, is put sandpipe and is arranged on warehouse bottom position lowest part.
2. the dense sand storehouse of last mortar according to claim 1, is characterized in that: a cluster cyclone is provided with feed pipe matching used with it and bleed off pipe, and bleed off pipe is communicated with ladder gutter group.
3. the dense sand storehouse of last mortar according to claim 1 and 2, is characterized in that: the cyclone adopting small angular cone or many cone structures in a cluster cyclone.
4. the dense sand storehouse of last mortar according to claim 1, is characterized in that: each gutter in ladder gutter group is equipped with drain hole and draining valve, and wherein the absolute altitude of each drain hole is all not identical.
5. the dense sand storehouse of last mortar according to claim 4, is characterized in that: in ladder gutter group, the quantity of gutter is 2 ~ 10.
6. the dense sand storehouse of last mortar according to claim 1, it is characterized in that: pulp making device of calming the anger comprises air pipe and nozzle, air pipe comprises the main pipeline being close to warehouse sidewall and the branch pipe(tube) being close to warehouse diapire, and nozzle is only distributed on the branch pipe(tube) of the air pipe bottom warehouse.
7. the dense sand storehouse of last mortar according to claim 6, is characterized in that: the quantity of nozzle is 10 ~ 600, and nozzle distributes along warehouse bottom even.
8. the dense sand storehouse of last mortar according to claim 1, is characterized in that: the height of warehouse is greater than the twice of the diameter of warehouse Upper cylindrical shape, and wherein the diameter of warehouse Upper cylindrical shape is 5 ~ 20m.
9. the dense sand storehouse of last mortar according to claim 1, is characterized in that: put sandpipe be provided with put sand valve and recoil water pipe, recoil water pipe be provided with recoil valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149486.5U CN204572055U (en) | 2015-03-17 | 2015-03-17 | A kind of dense sand storehouse of last mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149486.5U CN204572055U (en) | 2015-03-17 | 2015-03-17 | A kind of dense sand storehouse of last mortar |
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| Publication Number | Publication Date |
|---|---|
| CN204572055U true CN204572055U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520149486.5U Expired - Fee Related CN204572055U (en) | 2015-03-17 | 2015-03-17 | A kind of dense sand storehouse of last mortar |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697060A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN105697057A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Underground sand silo |
| CN105697058A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN108561178A (en) * | 2018-06-22 | 2018-09-21 | 长沙矿山研究院有限责任公司 | Thick tailing-filled system and technique |
| CN108590749A (en) * | 2018-05-29 | 2018-09-28 | 长沙矿山研究院有限责任公司 | Sand device, sand warehouse and filling process are put in a kind of sand warehouse bottom |
| CN108661703A (en) * | 2018-04-28 | 2018-10-16 | 长沙矿山研究院有限责任公司 | coarse fraction tailing paste filling method and filling system |
| CN111888805A (en) * | 2020-08-26 | 2020-11-06 | 长沙矿山研究院有限责任公司 | Paste storage thickener and thickening process |
-
2015
- 2015-03-17 CN CN201520149486.5U patent/CN204572055U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697060A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN105697057A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Underground sand silo |
| CN105697058A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN108661703A (en) * | 2018-04-28 | 2018-10-16 | 长沙矿山研究院有限责任公司 | coarse fraction tailing paste filling method and filling system |
| CN108590749A (en) * | 2018-05-29 | 2018-09-28 | 长沙矿山研究院有限责任公司 | Sand device, sand warehouse and filling process are put in a kind of sand warehouse bottom |
| CN108561178A (en) * | 2018-06-22 | 2018-09-21 | 长沙矿山研究院有限责任公司 | Thick tailing-filled system and technique |
| CN108561178B (en) * | 2018-06-22 | 2024-04-26 | 长沙矿山研究院有限责任公司 | Coarse tailing filling system and process |
| CN111888805A (en) * | 2020-08-26 | 2020-11-06 | 长沙矿山研究院有限责任公司 | Paste storage thickener and thickening process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160317 |