CN213801930U - Tailing micro-powder conveying system - Google Patents
Tailing micro-powder conveying system Download PDFInfo
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- CN213801930U CN213801930U CN202022919311.1U CN202022919311U CN213801930U CN 213801930 U CN213801930 U CN 213801930U CN 202022919311 U CN202022919311 U CN 202022919311U CN 213801930 U CN213801930 U CN 213801930U
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- storage box
- conveyer
- powder
- tailings
- powder storage
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Abstract
The utility model discloses a tailing miropowder conveying system, including the conveyer with arrange the storage silo in this conveyer feed end top, still include feeding bin and high compression pump, feeding bin includes the hopper, arranges the powder storage box in the hopper bottom, connects in the hopper and stores up the ooff valve between the powder box, and high compression pump's high-pressure gas vent passes through trachea and powder storage box sealing connection, stores up the feed inlet sealing connection that the powder box passes through conveyer pipe and storage silo. The utility model discloses an add feed bin and high-pressure air pump, utilize high-pressure gas can blow tailing miropowder and carry to the distance far away, the higher storage silo of mounted position in, only need to build the one-level conveyer and can guarantee that tailing miropowder does not receive the pollution, the area of building a station and the basis investment of equipment of increase mixing plant that can not be by a wide margin again. The utility model discloses carry simple process, system operation safe and reliable, maintenance convenience.
Description
Technical Field
The utility model relates to an engineering machine tool technical field especially relates to a tailing miropowder conveying system.
Background
The grade of most mine resources in China is low, a large amount of tailings are discharged in the mineral separation process, the mineable grade of the ore is correspondingly reduced along with the improvement of the utilization degree of the mineral resources, and the discharge amount of the tailings is also increased. At present, the comprehensive utilization rate of tailings in China is low, a large amount of tailings are usually stacked in a tailing pond, a large amount of land is occupied, tailing resources are not reasonably utilized, and environmental pollution and potential safety hazards are caused to surrounding areas.
With the development of filling mining technology, the tailing micro powder filling technology can not only reduce the pressure of a tailing pond, but also realize the reutilization of tailings, and is applied to a plurality of mines at home and abroad. Specific surface area of tailing micro powder is 500m2Above/kg a large number of microparticles with a diameter of less than 5 microns are present, with a small number of submicron and nanoscale particles. The microparticles are filled between cement clinker particles of dozens of microns and slag powder particles of dozens of microns, so that the natural bulk density of the powder can be increased. And extruding pore water among coarse particles under the action of a water reducing agent to form free water. Therefore, the water demand of the concrete doped with the tailing particle micro powder is lower under the condition of the same fluidity, so that the pore water content of the hardened concrete is lower. Less capillary pores are left after the concrete dries, increasing the compactness, strength and durability of the concrete.
However, at present, the tailing micro powder in the storage bin is generally conveyed to the mixing plant by the spiral conveyor or the belt conveyor to be mixed with other materials to form concrete, the conveying height is limited due to the limitation of an installation site and the use cost, the spiral conveyor and the belt conveyor cannot convey the tailing micro powder for a long distance, if the mixing plant is higher in installation position, a plurality of spiral conveyors or belt conveyors must be sequentially connected end to end through supports with different heights to finish upward combined conveying, the building area of the mixing plant is increased, and the basic investment of equipment is correspondingly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a weak point to prior art, provide a can realize the tailing miropowder conveying system that long distance, high drop were carried.
The utility model provides a this kind of tailing miropowder conveying system, include the conveyer and arrange the storage silo in this conveyer feed end top, still include feeding bin and high compression pump, feeding bin includes the hopper, arranges the powder storage box in the hopper bottom, connects in the switch valve between hopper and powder storage box, and high compression pump's high-pressure gas vent passes through trachea and powder storage box sealing connection, and the powder storage box passes through the feed inlet sealing connection of conveyer pipe with the storage silo.
In order to ensure the normal pressure in the storage bin, the top of the side surface of the storage bin is provided with an air outlet, and a dust removal net is arranged on the air outlet.
In order to improve the conveying rate of the tailing micro powder in the powder storage box, the gas pipe on the powder storage box is higher than the conveying pipe.
In order to improve the conveying rate of the tailing micro powder in the powder storage box, the air pipe is connected with the top of the powder storage box in a sealing mode, and the conveying pipe is connected with the bottom of the powder storage box in a sealing mode.
In order to improve the conveying rate of the tailing micro powder in the powder storage box, the powder storage box comprises a spherical shell and a cylindrical shell which are communicated with each other from top to bottom, the diameter of the spherical shell is larger than the side length of the cylindrical shell, the air pipe is connected with the top of the spherical shell in a sealing mode, and the conveying pipe is connected with the bottom of the cylindrical shell in a sealing mode.
The conveyor is a screw conveyor.
The conveyor is a belt conveyor.
In order to reduce the probability that the tailing micro powder runs out of the storage bin, the conveying pipe extends into the inner side of the storage bin and is arranged, and the tail end of the conveying pipe is arranged below the air outlet in the storage bin.
The utility model discloses an add feed bin and high-pressure air pump, utilize high-pressure gas can blow tailing miropowder and carry to the distance far away, the higher storage silo of mounted position in, only need to build the one-level conveyer and can guarantee that tailing miropowder does not receive the pollution, the area of building a station and the basis investment of equipment of increase mixing plant that can not be by a wide margin again. The utility model discloses carry simple process, system operation safe and reliable, maintenance convenience.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The labels shown in the figures and the corresponding component names are:
1. a conveyor;
2. a storage bin; 21. a feed inlet; 22. an air outlet; 23. a dust removal net;
3. a feeding bin; 31. a hopper; 32. a powder storage box; 33. an on-off valve; 34. a delivery pipe; 321. a spherical shell; 322. a cylindrical housing;
4. a high pressure air pump; 41. a high pressure vent; 42. the trachea.
Detailed Description
From fig. 1, the utility model discloses this kind of tailing miropowder conveying system, including conveyer 1, storage silo 2, feeding bin 3 and high compression pump 4, wherein, feeding bin 3 includes hopper 31, arrange the powder storage box 32 in hopper 31 bottom, connect in hopper 31 and the ooff valve 33 who stores up between powder box 32, powder storage box 32 is including spherical casing 321 and the column casing 322 that upper and lower intercommunication was arranged, the diameter of spherical casing 321 is greater than the length of side of column casing 322, conveyer 1 is installed in stirring station one side, storage silo 2 arranges in conveyer 1 feed end top, high compression pump 4's high pressure gas vent 41 passes through trachea 42 and spherical casing 321 top sealing connection, column casing 322 bottom is through conveyer pipe 34 and storage silo 2's feed inlet 21 sealing connection.
As can be seen from fig. 1, the top of the side surface of the storage bin 2 of the present invention is provided with a plurality of air outlets 22, and the high-pressure air delivered from the high-pressure air pump 4 is discharged from the storage bin 2 through the air outlets 22, so that the pressure of the storage bin 2 is ensured to be unchanged; dust removal nets 23 are uniformly arranged on the air outlets 22, and the tailing micro powder blown by the high-pressure gas can still be remained in the storage bin 2 under the blocking effect of the dust removal nets 23, so that the waste of raw materials can not be caused, and the dust pollution to the outside can also be avoided.
As can be seen from fig. 1, in the present invention, the conveying pipe 34 extends into the storage bin 2 and is disposed inside, and the end of the conveying pipe 34 is lower than the air outlet 22 inside the storage bin 2.
The utility model discloses in, conveyer 1 can be screw conveyer, also can be band conveyer.
The utility model discloses in, store up powder case 32 and also can adopt other big-end-up's hollow shell forms, store up powder case 32 and go up trachea 42 and be higher than conveyer pipe 35 and arrange, further, trachea 41 and store up powder case 32 top sealing connection, conveyer pipe 34 and store up powder case 32 bottom sealing connection.
The utility model discloses a theory of operation and working process as follows:
1. and opening the switch valve 33, and discharging the tailing micro powder from the hopper 31 to the powder storage tank 32.
2. After the completion of the charge, the on-off valve 33 is closed.
3. And (4) opening the high-pressure air pump 4, and conveying the tailing micro powder in the powder storage tank 32 to the storage bin 2 through the conveying pipe 34 by using high-pressure air.
4. After the completion of the transfer, the high-pressure air pump 4 is closed, the on-off valve 33 is opened, and the feed is resumed, and the cycle is repeated.
Claims (8)
1. The utility model provides a tailing miropowder conveying system, includes conveyer (1) and arranges storage silo (2) above this conveyer feed end, its characterized in that: still include pay-off storehouse (3) and high compression pump (4), the pay-off storehouse includes hopper (31), arranges powder storage box (32) in the hopper bottom, connects in hopper and powder storage box within a definite time ooff valve (33), and high compression pump's high-pressure gas vent (41) are through trachea (42) and powder storage box sealing connection, and powder storage box passes through conveyer pipe (34) and storage silo's feed inlet (21) sealing connection.
2. The tailings micropowder delivery system of claim 1, wherein: an air outlet (22) is arranged at the top of the side surface of the storage bin, and a dust removal net (23) is arranged on the air outlet.
3. The tailings micropowder delivery system of claim 1, wherein: the air pipe on the powder storage box is higher than the conveying pipe.
4. The tailings micropowder delivery system of claim 3, wherein: the air pipe is connected with the top of the powder storage box in a sealing way, and the conveying pipe is connected with the bottom of the powder storage box in a sealing way.
5. The tailings micropowder delivery system of claim 4, wherein: the powder storage box comprises a spherical shell (321) and a cylindrical shell (322) which are communicated with each other from top to bottom, the diameter of the spherical shell is larger than the side length of the cylindrical shell, the air pipe is connected with the top of the spherical shell in a sealing manner, and the conveying pipe is connected with the bottom of the cylindrical shell in a sealing manner.
6. The tailings micropowder delivery system of claim 1, wherein: the conveyor is a screw conveyor.
7. The tailings micropowder delivery system of claim 1, wherein: the conveyor is a belt conveyor.
8. The tailings micropowder delivery system of claim 2, wherein: the conveyer pipe stretches into the storage silo inboard and arranges that the conveyer pipe end is less than the gas outlet in the storage silo inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022919311.1U CN213801930U (en) | 2020-12-08 | 2020-12-08 | Tailing micro-powder conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022919311.1U CN213801930U (en) | 2020-12-08 | 2020-12-08 | Tailing micro-powder conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213801930U true CN213801930U (en) | 2021-07-27 |
Family
ID=76944719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022919311.1U Active CN213801930U (en) | 2020-12-08 | 2020-12-08 | Tailing micro-powder conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213801930U (en) |
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2020
- 2020-12-08 CN CN202022919311.1U patent/CN213801930U/en active Active
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