CN212216244U - Dry-method sand making and powder removing device - Google Patents
Dry-method sand making and powder removing device Download PDFInfo
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- CN212216244U CN212216244U CN202020051055.6U CN202020051055U CN212216244U CN 212216244 U CN212216244 U CN 212216244U CN 202020051055 U CN202020051055 U CN 202020051055U CN 212216244 U CN212216244 U CN 212216244U
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Abstract
The utility model discloses a dry-method sand making and powder removing device, belonging to the technical field of dry-method sand making, which comprises a V-shaped powder concentrator, a cyclone dust collector and a blocking net; the V-shaped powder concentrator is provided with an air inlet, an air outlet, a coarse sand outlet and a dust and sand mixture inlet, a scattering plate is arranged inside the V-shaped powder concentrator, the blocking net is installed on the air outlet and used for blocking coarse sand, and the coarse sand outlet is positioned at the bottom of the V-shaped powder concentrator; the cyclone dust collector is provided with an air inlet, a dust-containing gas outlet and a fine sand outlet, the air inlet is formed in one side of the upper portion of the cyclone dust collector and is connected with the air outlet in the V-shaped powder concentrator, and the fine sand outlet is formed in the bottom of the cyclone dust collector, so that the problem that an existing powder removing device is high in energy consumption in a dry-method sand making process is solved.
Description
Technical Field
The utility model relates to a dry process system sand technical field, in particular to dry process system sand gumming device.
Background
With the development of social construction, natural sand has been in short supply, and with the coming of river sand mining-limiting policy, the amount of natural sand in the market is reduced, and machine-made sand gradually replaces natural sand. The traditional sand making process mainly comprises a dry sand making production line and a wet sand making production line.
In the process of dry-method sand making by using ores and construction wastes, a sand selecting and powder removing process is adopted, and a cyclone powder concentrator or a centrifugal powder concentrator is basically used for powder removing in the dry-method sand making process, and although the cyclone powder concentrator and the centrifugal powder concentrator have good powder removing effects, the power is high, the energy consumption is high, the manufacturing cost is high, and the equipment investment is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dry process system sand gumming device, it has solved the dry process system sand in-process, the higher problem of present gumming device energy consumption.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a dry-method sand making and powder removing device comprises a V-shaped powder concentrator, a cyclone dust collector and a blocking net;
the V-shaped powder concentrator is provided with an air inlet, an air outlet, a coarse sand outlet and a dust and sand mixture inlet, a scattering plate is arranged inside the V-shaped powder concentrator, the blocking net is installed on the air outlet and used for blocking coarse sand, and the coarse sand outlet is positioned at the bottom of the V-shaped powder concentrator;
the cyclone dust collector is provided with an air inlet, a dust-containing gas outlet and a fine sand outlet, the air inlet is formed in one side of the upper portion of the cyclone dust collector and connected with the air outlet of the V-shaped powder concentrator, and the fine sand outlet is formed in the bottom of the cyclone dust collector.
By adopting the structure, the mixture of the airflow and the dust and sand enters the V-shaped powder concentrator for separation, the coarse sand meeting the regulation and control requirements cannot pass through the blocking net and is discharged outwards from the coarse sand outlet under the action of self gravity, the dust and the fine sand enter the cyclone dust collector through the blocking net, the fine sand is discharged and warehoused through the fine sand outlet under the separation action in the cyclone dust collector, and the dusty gas is discharged from the dusty gas outlet. The powder removing device is formed by connecting the V-shaped powder selecting machine and the cyclone dust collector, and has the advantages of simple structure, convenience in installation, unpowered powder selecting and removing, low energy consumption, environmental friendliness and low investment. The powder content of the finished sand is stably controlled to be about 1%, the powder content reaches the requirement of high-quality natural sand, and the finished sand has the advantages of low, stable and adjustable powder content.
The method is further optimized as follows: the blocking net is provided with two layers, and the two layers of blocking nets are respectively positioned on the front side and the rear side of the air outlet.
By adopting the structure, the powder removing quality is improved, and coarse sand, fine sand and dust are effectively separated.
The method is further optimized as follows: the scattering plates comprise a first scattering plate and a second scattering plate, the first scattering plate is uniformly distributed below the dust-sand mixture inlet, and the second scattering plate is uniformly distributed between the two layers of the barrier nets.
By adopting the structure, the first scattering plate is used for scattering dust and sand mixture entering from the dust and sand mixture inlet, and the second scattering plate is used for scattering materials passing through the first layer of the barrier net, so that the powder selecting and removing effect is improved.
The method is further optimized as follows: the blocking net comprises a body and circular holes arranged on the body, and the diameter of each hole is 0.12-0.18 mm.
By adopting the structure, the fine sand and the dust with the grain diameter of 0.12-0.18 pass through the blocking net along with the air flow and are discharged outwards through the blocking net.
The method is further optimized as follows: the diameter of the hole is 0.15 mm.
By adopting the structure, the fineness of the coarse sand can be regulated and controlled according to the requirement of a user.
The method is further optimized as follows: still include air exhauster and dust remover, the air exhauster includes import and export, the air exhauster import with dusty gas outlet connects, the air exhauster export with the dust remover is connected.
By adopting the structure, the exhaust fan exhausts air, so that the dust-containing gas outlet of the cyclone dust collector generates negative pressure, the dust collector can collect and box-treat dust-containing gas, the cyclone dust collector is energy-saving and environment-friendly, unpowered powder selection and removal are realized, the energy consumption is low, and the investment is small.
The method is further optimized as follows: the dust remover is a bag-type dust remover.
By adopting the structure, the dust removal effect is good, the efficiency is high, the energy is saved, and the service life is long.
To sum up, the utility model discloses following beneficial effect has: the cyclone dust collector is characterized in that a dust-containing gas outlet of the cyclone dust collector generates negative pressure through air draft of an exhaust fan, a mixture of air flow and dust sand enters a V-shaped powder concentrator for separation, coarse sand meeting regulation and control requirements cannot penetrate through a blocking net, the coarse sand is discharged outwards from the coarse sand outlet under the action of self gravity, dust and fine sand sequentially pass through two layers of blocking nets and enter the cyclone dust collector, the fine sand is discharged through the fine sand outlet and enters a warehouse under the separation action in the cyclone dust collector, and dust-containing gas enters the dust collector under the conveying action of the exhaust fan. The powder removing device is formed by connecting the V-shaped powder selecting machine and the cyclone dust collector, and has the advantages of simple structure, convenience in installation, unpowered powder selecting and removing, low energy consumption, environmental friendliness and low investment. The powder content of the finished sand is stably controlled to be about 1%, the powder content reaches the requirement of high-quality natural sand, and the finished sand has the advantages of low, stable and adjustable powder content.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment, which is mainly used for embodying the structure of the powder removing device.
In the figure, 1, V-shaped powder selecting machine; 2. a cyclone dust collector; 3. an air inlet; 4. a dust and sand mixture inlet; 5. a coarse sand outlet; 61. a first scatter plate; 62. a second breakup plate; 7. an exhaust fan; 8. a barrier net; 9. an air outlet; 10. an air inlet; 11. a fine sand outlet; 12. a dust-containing gas outlet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a dry-method sand making and powder removing device is shown in figure 1 and comprises a V-shaped powder concentrator 1, a cyclone dust collector 2, a blocking net 8, an exhaust fan 7 and a dust remover. The V-shaped powder concentrator 1, the cyclone dust collector 2, the exhaust fan 7 and the dust remover are connected in sequence. The V-shaped powder concentrator 1 is provided with an air inlet 3, an air outlet 9, a coarse sand outlet 5 and a dust and sand mixture inlet 4. The air inlet 3 is arranged on one side of the upper part of the V-shaped powder concentrator 1 and is used for introducing air flow. And a coarse sand outlet 5 is arranged at the bottom of the V-shaped powder concentrator 1 and used for discharging coarse sand. The dust and sand mixture inlet is arranged at the top of the V-shaped powder concentrator 1 and is used for machine-made sand to be subjected to powder removal to enter. The air outlet 9 is arranged on one side of the upper part of the V-shaped powder concentrator 1 and used for discharging fine sand and dust along with airflow, and the air outlet 9 and the air inlet 3 are respectively positioned on two opposite sides of the V-shaped powder concentrator 1.
Referring to fig. 1, the blocking net 8 is installed on the air outlet 9 and used for blocking coarse sand to prevent the coarse sand from being discharged outside through the air outlet 9. The blocking net 8 comprises a body and circular holes arranged on the body, wherein the diameter of each hole is 0.12-0.18mm, and specifically, the diameter of each hole is 0.15 mm. By adopting the design, fine sand and dust with the particle size of less than 0.15mm can pass through the barrier net 8 along with the airflow and are discharged outwards through the barrier net 8. In order to improve the powder removing quality and effectively separate coarse sand, fine sand and dust, the two layers of the blocking nets 8 are arranged, and the two layers of the blocking nets 8 are respectively positioned on the front side and the rear side of the air outlet 9.
Referring to fig. 1, a V-shaped powder concentrator 1 is provided with scattering plates inside, and the scattering plates include a first scattering plate 61 and a second scattering plate 62. The first scattering plates 61 are uniformly distributed below the dust and sand mixture inlet 4 in an up-and-down stepped manner, and the first scattering plates 61 are distributed obliquely and are positioned between the dust and sand mixture inlet 4 and the coarse sand outlet 5. The second scattering plates 62 are uniformly distributed between the two layers of barrier nets 8 in an up-and-down stepped manner.
Referring to fig. 1, the cyclone dust collector 2 is used for performing cyclone separation on the gas containing fine sand and dust in the air outlet 9, so that the fine sand is separated from the gas mixture containing fine sand and dust. The cyclone dust collector 2 is provided with an air inlet 10, a dust-containing gas outlet 12 and a fine sand outlet 11. An air inlet 10 is arranged on one side of the upper part of the cyclone dust collector 2 and is connected with an air outlet 9 on the V-shaped powder concentrator 1 through a pipeline, and a fine sand outlet 11 is positioned at the bottom of the cyclone dust collector 2 and is used for discharging fine sand. The exhaust fan 7 is used for connecting the cyclone dust collector 2 and the dust collector so as to generate negative pressure at a dust-containing gas outlet 12 on the cyclone dust collector 2. The exhaust fan 7 comprises an inlet and an outlet, the inlet of the exhaust fan 7 is connected with the dusty gas outlet 12, and the outlet of the exhaust fan 7 is connected with the inlet of the dust remover. Specifically, the dust remover is a bag-type dust remover.
Air is sucked by the exhaust fan 7, a dust-containing gas outlet 12 of the cyclone dust collector 2 generates negative pressure, a mixture of air flow and dust and sand enters the V-shaped powder concentrator 1 for separation, coarse sand meeting the regulation and control requirements cannot pass through the blocking net 8 and is discharged outwards from the coarse sand outlet 5 under the action of self gravity, dust and fine sand sequentially pass through the two layers of blocking nets 8 and enter the cyclone dust collector 2 along with the air flow, the fine sand is discharged and stored in a warehouse through the fine sand outlet 11 under the separation action in the cyclone dust collector 2, and the dust-containing gas enters the dust collector under the conveying of the exhaust fan 7 to be collected and dedusted.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a dry process system sand gumming device which characterized by: comprises a V-shaped powder concentrator (1), a cyclone dust collector (2) and a blocking net (8);
the V-shaped powder concentrator (1) is provided with an air inlet (3), an air outlet (9), a coarse sand outlet (5) and a dust and sand mixture inlet (4), a scattering plate is arranged inside the V-shaped powder concentrator (1), the blocking net (8) is installed on the air outlet (9) and used for blocking coarse sand, and the coarse sand outlet (5) is located at the bottom of the V-shaped powder concentrator (1);
be provided with air inlet (10), dirty gas outlet (12) and fine sand export (11) on cyclone (2), air inlet (10) set up cyclone (2) upper portion one side and with on the V type selection powder machine (1) air outlet (9) are connected, fine sand export (11) are located cyclone (2) bottom.
2. The dry-method sand making and powder removing device as claimed in claim 1, which is characterized in that: the two layers of the blocking nets (8) are arranged, and the two layers of the blocking nets (8) are respectively positioned on the front side and the rear side of the air outlet (9).
3. The dry-method sand making and powder removing device as claimed in claim 2, which is characterized in that: the scattering plates comprise first scattering plates (61) and second scattering plates (62), the first scattering plates (61) are vertically and uniformly distributed below the dust-sand mixture inlet (4), and the second scattering plates (62) are vertically and uniformly distributed between the two layers of the barrier nets (8).
4. The dry-method sand making and powder removing device as claimed in claim 1, which is characterized in that: the barrier net (8) comprises a body and circular holes arranged on the body, and the diameter of each hole is 0.12-0.18 mm.
5. The dry-method sand making and powder removing device according to claim 4, which is characterized in that: the diameter of the hole is 0.15 mm.
6. The dry-method sand making and powder removing device as claimed in claim 1, which is characterized in that: still include air exhauster (7) and dust remover, air exhauster (7) are including import and export, air exhauster (7) import with dusty gas outlet (12) are connected, air exhauster (7) export with the dust remover is connected.
7. The dry-method sand making and powder removing device as claimed in claim 6, which is characterized in that: the dust remover is a bag-type dust remover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051055.6U CN212216244U (en) | 2020-01-10 | 2020-01-10 | Dry-method sand making and powder removing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051055.6U CN212216244U (en) | 2020-01-10 | 2020-01-10 | Dry-method sand making and powder removing device |
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| CN212216244U true CN212216244U (en) | 2020-12-25 |
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| CN202020051055.6U Active CN212216244U (en) | 2020-01-10 | 2020-01-10 | Dry-method sand making and powder removing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160420A (en) * | 2021-11-05 | 2022-03-11 | 江苏翔达环保工程有限公司 | Dynamic V-shaped powder concentrator |
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2020
- 2020-01-10 CN CN202020051055.6U patent/CN212216244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160420A (en) * | 2021-11-05 | 2022-03-11 | 江苏翔达环保工程有限公司 | Dynamic V-shaped powder concentrator |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220316 Address after: 411100 Room 202 and 204, 2nd floor, Lihe star honeycomb, polyester main plant, No. 38, Shuyuan Road, high tech Zone, Xiangtan City, Hunan Province Patentee after: Xiangtan Xinda New Material Technology Co.,Ltd. Address before: 411100 No.66, Guoqiang village, Xiangyang farm, Shuangma Industrial Park, Xiangtan City, Hunan Province Patentee before: XIANGTAN YUFENG NEW MATERIAL TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |