CN218190149U

CN218190149U - Building type sand making system

Info

Publication number: CN218190149U
Application number: CN202222706080.5U
Authority: CN
Inventors: 曾科
Original assignee: Rong County Yeyuan Technology Co ltd
Current assignee: Rong County Yeyuan Technology Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-01-03
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a floor-type sand making system, which comprises a lifter, a vibrating screen, a crusher, a humidifier, a dust removing device, a material conveyor, a first powder concentrator and a second powder concentrator; the material inlet of the hoister is positioned below the material outlet of the material conveyor, and the material outlet of the hoister is positioned above the material inlet of the vibrating screen; an upper-layer discharge hole of the vibrating screen is positioned above a feed hole of the second powder concentrator, and a lower-layer discharge hole of the vibrating screen is positioned above a feed hole of the first powder concentrator; the discharge hole of the first powder concentrator is positioned above the feed hole of the humidifier; the discharge hole of the second powder concentrator is positioned above the feed hole of the crusher; the discharge port of the crusher is positioned above the feed port of the material conveyor; the first powder concentrator and the second powder concentrator are respectively communicated with the dust removal device through pipelines. The utility model discloses a building system sand system can effectively get rid of the mountain flour in the mechanism sand, reduces the content of mountain flour in the finished product sand.

Description

Building type sand making system

Technical Field

The utility model relates to a system sand technical field specifically is a building formula system sand system.

Background

Sandstone is one of important raw materials of the national infrastructure, and with the exhaustion of domestic natural sand, river sand and other resources and the increase of government on mining control, the replacement of natural sand by machine-made sand has become a necessary trend in industry development. The mechanical sand is rock particles with nominal particle size less than 5mm formed by rock through a plurality of processes such as soil removal mining, mechanical crushing, screening and the like.

In the prior art, the machine-made sand mainly comprises a dry sand making method and a wet sand making method. A production system commonly employed in the dry sand making method is a floor-type sand making system, for example, application publication No.: CN210675455U discloses a building-type system sand production system, at first the material is sent into system sand machine and is carried out the system sand after lifting through the lifting machine, the ejection of compact of system sand machine gets into the shale shaker, the bottom ejection of compact of shale shaker gets into the mould accuse sieve, other ejection of compact are returned the lifting machine through the material returning belt feeder, get into system sand machine again and carry out the system sand. The fine sand entering the die hole sieve is dedusted by the wind power of the blower, and fine stone powder is blown out.

The building type sand making production system has the problems that sand can carry a large amount of stone powder in the sand making process, the sand enters a humidifier to produce sand through one-time special stone powder removal only after the sand is discharged from the bottom layer of the vibrating screen and enters the mold control screen, and if the stone powder content is high, the stone powder removal is not thorough, and finally the stone powder content in the finished sand exceeds the standard. If the stone powder content is too high, the bonding between the aggregate and the cement stone is not facilitated, and the performance of the concrete is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned weak point provide a building formula system sand system, can effectively get rid of the mountain flour in the mechanism sand, reduce the content of mountain flour in the finished product sand. In order to achieve the above object, the utility model provides a following technical scheme:

a floor type sand making system comprises a lifter, a vibrating screen, a crusher, a humidifier, a dust removal device, a material conveyor, a first powder concentrator and a second powder concentrator; the material inlet of the lifting machine is positioned below the material outlet of the material conveyor, and the material outlet of the lifting machine is positioned above the material inlet of the vibrating screen; an upper-layer discharge hole of the vibrating screen is positioned above a feed hole of the second powder concentrator, and a lower-layer discharge hole of the vibrating screen is positioned above a feed hole of the first powder concentrator; the discharge hole of the first powder concentrator is positioned above the feed hole of the humidifier; the discharge hole of the second powder concentrator is positioned above the feed hole of the crusher; the discharge port of the crusher is positioned above the feed port of the material conveyor; and the first powder concentrator and the second powder concentrator are respectively communicated with the dust removal device through pipelines.

Further, the first powder concentrator comprises a powder concentrating shell, a blower and a first roller; the top of the powder selecting shell is provided with a feeding port of the first powder selecting machine, and the bottom of the powder selecting shell is provided with a discharging port of the first powder selecting machine; a first roller positioned below a feeding port of the first powder concentrator is arranged in the powder concentrator shell; an air outlet is formed in the powder selecting shell; the air outlet is communicated with the dust removal device through a pipeline; the blower is used for blowing air into the powder selecting shell, so that air flow flowing to the air outlet is generated in the powder selecting shell.

Further, the first powder concentrator also comprises a second roller and a third roller; the second roller and the third roller are positioned inside the powder selecting shell and positioned on two sides below the first roller.

Further, the first powder concentrator further comprises a driving motor; the driving motor is used for driving the first roller to rotate.

Furthermore, the first roller, the second roller and the third roller are supported on the side wall of the powder selecting shell through rotating shafts; one end of the rotating shaft exceeds the side wall of the powder selecting shell, and a roller is arranged at one end of the rotating shaft exceeding the side wall of the powder selecting shell; and the rollers on the rotating shafts of the first roller, the second roller and the third roller are externally wrapped with a conveyor belt.

Furthermore, the outer surfaces of the first roller, the second roller and the third roller are provided with protrusions.

Further, the device also comprises a feeding hopper; the feeding hopper is connected with a feeding port of the crusher.

Further, the second powder concentrator is the same as the first powder concentrator.

Furthermore, the first powder concentrator and the second powder concentrator share one driving motor.

Further, the driving motor is a double-head output motor.

The utility model has the advantages that:

the utility model discloses a floor-type sand making system, which comprises a hoisting machine, a vibrating screen, a crusher, a humidifier, a dust removal device, a material conveyor, a first powder concentrator and a second powder concentrator; the material inlet of the hoister is positioned below the material outlet of the material conveyor, and the material outlet of the hoister is positioned above the material inlet of the vibrating screen; an upper-layer discharge hole of the vibrating screen is positioned above a feed hole of the second powder concentrator, and a lower-layer discharge hole of the vibrating screen is positioned above a feed hole of the first powder concentrator; the discharge hole of the first powder concentrator is positioned above the feed hole of the humidifier; the discharge hole of the second powder concentrator is positioned above the feed hole of the crusher; the discharge port of the crusher is positioned above the feed port of the material conveyor; and the first powder concentrator and the second powder concentrator are respectively communicated with the dust removal device through pipelines. The utility model discloses a building formula system sand system can effectively get rid of the mountain flour in the mechanism sand, reduces the content of mountain flour in the finished product sand.

Drawings

FIG. 1 is a schematic structural view of a floor-type sand making system of the present invention;

fig. 2 is a schematic structural view of the first powder concentrator of the present invention;

fig. 3 is a schematic structural view of the first powder concentrator of the present invention;

in the drawings: 1-a lifting machine, 2-a vibrating screen, 3-a crusher, 4-a humidifier, 5-a dust removal device, 6-a material conveyor, 7-a first powder concentrator, 8-a second powder concentrator, 9-a pipeline, 10-a powder concentrator shell, 11-a blower, 12-a first roller, 13-a second roller, 14-a third roller, 15-a driving motor, 16-a roller, 17-a conveyor belt and 18-a feeding hopper.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the following embodiments.

The first embodiment is as follows:

see figures 1-3. A floor type sand making system comprises a lifter 1, a vibrating screen 2, a crusher 3, a humidifier 4, a dust removal device 5, a material conveyor 6, a first powder concentrator 7 and a second powder concentrator 8; the feeding port of the hoister 1 is positioned below the discharging port of the material conveyor 6, and the discharging port of the hoister 1 is positioned above the feeding port of the vibrating screen 2; the upper-layer discharge hole of the vibrating screen 2 is positioned above the feeding hole of the second powder concentrator 8, and the lower-layer discharge hole of the vibrating screen 2 is positioned above the feeding hole of the first powder concentrator 7; the discharge hole of the first powder concentrator 7 is positioned above the feed hole of the humidifier 4; the discharge hole of the second powder concentrator 8 is positioned above the feed hole of the crusher 3; the discharge port of the crusher 3 is positioned above the feed port of the material conveyor 6; the first powder concentrator 7 and the second powder concentrator 8 are respectively communicated with the dust removal device 5 through a pipeline 9. According to the structure, the floor-type sand making system comprises a lifter 1, a vibrating screen 2, a crusher 3, a humidifier 4, a dust removal device 5 and a material conveyor 6, wherein the lifter 1 can adopt a TH-series bucket lifter, belongs to one of chain bucket lifters, and is large in conveying capacity, stable and reliable in operation and long in service life; the vibrating screen 2 can adopt a DZSF type linear vibrating screen, and an electric vibration exciter is used as a vibration source to enable materials to be thrown up on a screen and move forwards; the crusher 3 can adopt an impact crusher, is a high-energy and low-consumption impact crusher, and is the most effective, practical and reliable stone crushing machine; the humidifier 4 can adopt an SJ20 mechanism sand humidifier, and has the advantages of large treatment capacity, compact structure, advanced technology, stability and reliability; the material conveyor 6 is a moving belt material conveyor. The first powder concentrator 7 and the second powder concentrator 8 uniformly disperse the materials, reduce the falling speed of the materials, separate stone powder mixed in the materials, and enable the stone powder to enter the dust removal equipment 6 for dust removal through the pipeline 9. The discharge port of the crusher 3 is positioned above the feed port of the material conveyor 6; the material inlet of the elevator 1 is located below the material outlet of the material conveyor 6, the material outlet of the elevator 1 is located above the material inlet of the vibrating screen 2, the material is crushed by the crusher 3 and falls into the material conveyor 6, the material is conveyed to the material inlet of the elevator 1 through the material conveyor 6, and then the material is lifted by the elevator 1 and sent into the vibrating screen 2. There is the one deck screen cloth in shale shaker 2, and the screen cloth top is equipped with the upper discharge gate, and the below is equipped with the discharge gate of lower floor, and the material is sieved after getting into shale shaker 2 from the pan feeding mouth of shale shaker 2, and the material divide into thin material and thick material after the screening: the fine material enters a first powder concentrator 7 from a lower-layer discharge port of the vibrating screen 2, the fine material and the stone dust of the fine material are separated by the first powder concentrator 7, the stone dust enters a dust removal device 6 through a pipeline 9 for dust removal, the fine material from which the stone dust is removed enters a humidifier 4, the fine material enters the humidifier 4 for humidification and mixing according to the humidity requirement, and finally, the fine material is discharged from a discharge port of the humidifier 4 to produce the final finished product sand; the coarse material enters the second powder concentrator 8 from a discharge port on the upper layer of the vibrating screen 2, the coarse material and the stone powder of the coarse material are separated through the second powder concentrator 8, the stone powder enters the dust removal equipment 6 through a pipeline 9 for dust removal, the coarse material from which the stone powder is removed enters the crusher 3, the coarse material is crushed in the crusher 3 and then enters the material conveyor 6 through a discharge port of the crusher 3, and then is conveyed to the elevator 1 through the material conveyor 6 for recycling. The utility model discloses a building formula system sand system through set up first selection powder machine 7 and second selection powder machine 8 in shale shaker 2 below, can remove dust respectively to the thin material and the coarse material that the material formed after at every turn broken. If only the first powder concentrator 7 is provided, the stone powder to be removed by the first powder concentrator 7 before the finished sand is discharged comprises not only stone powder generated by the breakage of the coarse material into the fine material by the crusher 3, but also stone powder carried by the coarse material. Because set up second selection powder machine 8, fall into breaker 3 after shale shaker 2 screens out the coarse material before, get rid of one a large amount of mountain flour, greatly reduced goes out the content of mountain flour in the fine material that the finished product sand was damaged by coarse material before, alleviates getting rid of burden of mountain flour in the fine material, can effectively get rid of the mountain flour in the mechanism sand, reduces the content of mountain flour in the finished product sand.

Example two:

see figures 1-3. On the basis of the first embodiment, the first powder concentrator 7 comprises a powder concentrator shell 10, a blower 11 and a first roller 12; the top of the powder selecting shell 10 is provided with a feeding port of the first powder selecting machine 7, and the bottom of the powder selecting shell is provided with a discharging port of the first powder selecting machine 7; a first roller 12 positioned below a feeding port of the first powder concentrator 7 is arranged in the powder concentrating shell 10; an air outlet is formed in the powder selecting shell 10; the air outlet is communicated with the dust removal device 5 through a pipeline 9; the blower 11 is used for blowing air into the powder selecting shell 10, so that air flow flowing to the air outlet is generated inside the powder selecting shell 10. According to the structure, the first powder concentrator 7 comprises a powder concentrator shell 10, a blower 11 and a first roller 12, the top and the bottom of the powder concentrator shell 10 are respectively provided with a feeding port of the first powder concentrator 7 and a discharging port of the first powder concentrator 7, fine materials enter the first powder concentrator 7 from the top of the powder concentrator shell 10, and after dust removal, the fine materials are discharged from the discharging port of the first powder concentrator 7 and enter the humidifier 4. The first roller 12 is positioned in the powder selecting shell 10 and is arranged below a feeding port of the first powder selecting machine 7, fine materials fall off the first roller 12 after entering from the top of the powder selecting shell 10 and are dispersed and separated, the falling speed is reduced, the blower 11 blows air into the powder selecting shell 10 to generate air flow flowing to an air outlet, so that stone powder mixed in the fine materials is separated, the stone powder is blown to the air outlet of the powder selecting shell 10, then the stone powder enters the pipeline 9 through the air outlet, and finally the stone powder enters the dust removing device 5. Can effectively remove stone powder in the machine-made sand and reduce the content of the stone powder in the finished sand.

The first powder concentrator 7 further comprises a second roller 13 and a third roller 14; the second roller 13 and the third roller 14 are located inside the powder selecting shell 10 and are located on two sides below the first roller 12. According to the structure, the second roller 13 and the third roller 14 are arranged on two sides below the first roller 12 in the first powder concentrator 7, so that fine materials fall on the second roller 13 and the third roller 14 after falling on the first roller 12, and fine materials directly falling from two sides of the first roller 12 before fall on the second roller 13 and the third roller 14, and therefore the falling speed of the fine materials is further reduced, and the fine materials can be dispersed. When the blower 11 of the first powder concentrator 7 blows air into the powder concentrating casing 10, more stone powder in the fine material can be separated. Can effectively remove stone powder in the machine-made sand and reduce the content of the stone powder in the finished sand.

Example three:

see figures 1-3. On the basis of the second embodiment, the first powder concentrator 7 further comprises a driving motor 15; the driving motor 15 is used for driving the first roller 12 to rotate. According to the structure, the first powder concentrator 7 is also provided with the driving motor 15, and the first roller 12 rotates under the action of the driving motor 15, so that fine materials falling on the first roller 12 can be prevented from being accumulated on the first roller 12.

The first roller 12, the second roller 13 and the third roller 14 are all supported on the side wall of the powder selecting shell 10 through rotating shafts; one end of the rotating shaft exceeds the side wall of the powder selecting shell 10, and one end of the rotating shaft exceeding the side wall of the powder selecting shell 10 is provided with a roller 16; the rollers 16 on the rotating shafts of the first roller 12, the second roller 13 and the third roller 14 are wrapped with a conveyor belt 17. According to the structure, the rotating shaft enables the first roller 12, the second roller 13 and the third roller 14 to be movably arranged in the powder selecting shell 10, and the rotating shaft can respectively drive the first roller 12, the second roller 13 and the third roller 14 when rotating. At the end of the shaft beyond the side wall of the powder selection housing 10, rollers 16 are provided, and a conveyor belt 17 is wrapped around each roller 16, so that the second roller 13 and the third roller 14 rotate while driving the first roller 12 to rotate.

The outer surfaces of the first roller 12, the second roller 13 and the third roller 14 are all provided with bulges. According to the structure, the outer surfaces of the first roller 12, the second roller 13 and the third roller 14 are provided with the bulges, the bulges on the outer surfaces of the first roller 12, the second roller 13 and the third roller 14 can reduce the falling speed of the materials, and the bulges on the first roller 12, the second roller 13 and the third roller 14 can avoid the materials from being blocked during revolution.

Also comprises an inlet hopper 18; the feeding hopper 18 is connected with a feeding port of the crusher 3. With the structure, the feeding hopper 18 is connected with the feeding port of the crusher 3, and the transported materials can be firstly fed into the crusher 3 from the feeding hopper 18 to be crushed.

The second powder concentrator 8 is the same as the first powder concentrator 7. According to the structure, the second powder concentrator 8 is the same as the first powder concentrator 7, and the second powder concentrator 8 is used for being matched with the dust removal equipment 6 to remove dust of coarse materials.

The first powder concentrator 7 and the second powder concentrator 8 share one driving motor 15. With the above structure, the driving motor 15 can drive the first roller 12 of the first powder concentrator 7 to rotate, and can also drive the first roller 12 of the second powder concentrator 8 to rotate.

The driving motor 15 is a double-head output motor. With the above structure, the driving motor 15 is a double-head output motor, and can simultaneously drive the first roller 12 of the first powder concentrator 7 and the first roller 12 of the second powder concentrator 8 to rotate simultaneously.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides a building formula system sand system, includes lifting machine (1), shale shaker (2), breaker (3), humidification machine (4), dust collector (5) and material conveyer (6), its characterized in that: the device also comprises a first powder concentrator (7) and a second powder concentrator (8); the feeding port of the elevator (1) is positioned below the discharging port of the material conveyor (6), and the discharging port of the elevator (1) is positioned above the feeding port of the vibrating screen (2); an upper-layer discharge hole of the vibrating screen (2) is positioned above a feed inlet of the second powder concentrator (8), and a lower-layer discharge hole of the vibrating screen (2) is positioned above a feed inlet of the first powder concentrator (7); the discharge hole of the first powder concentrator (7) is positioned above the feed hole of the humidifier (4); the discharge hole of the second powder concentrator (8) is positioned above the feed hole of the crusher (3); the discharge hole of the crusher (3) is positioned above the feed hole of the material conveyor (6); the first powder concentrator (7) and the second powder concentrator (8) are respectively communicated with the dust removal device (5) through a pipeline (9).

2. The floor-type sand making system according to claim 1, characterized in that: the first powder selecting machine (7) comprises a powder selecting shell (10), a blower (11) and a first roller (12); the top of the powder selecting shell (10) is provided with a feeding port of the first powder selecting machine (7), and the bottom of the powder selecting shell is provided with a discharging port of the first powder selecting machine (7); a first roller (12) positioned below a feeding port of the first powder concentrator (7) is arranged in the powder concentrator shell (10); an air outlet is formed in the powder selecting shell (10); the air outlet is communicated with the dust removal device (5) through a pipeline (9); the blower (11) is used for blowing air into the powder selecting shell (10) so as to generate air flow flowing to the air outlet in the powder selecting shell (10).

3. The floor-type sand making system according to claim 2, characterized in that: the first powder concentrator (7) further comprises a second roller (13) and a third roller (14); the second roller (13) and the third roller (14) are positioned inside the powder selecting shell (10) and positioned on two sides below the first roller (12).

4. The floor-type sand making system according to claim 2, wherein: the first powder concentrator (7) further comprises a driving motor (15); the driving motor (15) is used for driving the first roller (12) to rotate.

5. The floor-type sand making system according to claim 3, characterized in that: the first roller (12), the second roller (13) and the third roller (14) are supported on the side wall of the powder selecting shell (10) through rotating shafts; one end of the rotating shaft exceeds the side wall of the powder selecting shell (10), and one end of the rotating shaft exceeding the side wall of the powder selecting shell (10) is provided with a roller (16); and the rollers (16) on the rotating shafts of the first roller (12), the second roller (13) and the third roller (14) are externally wrapped with a conveyor belt (17).

6. The floor-type sand making system according to claim 2 or 5, wherein: the outer surfaces of the first roller (12), the second roller (13) and the third roller (14) are provided with protrusions.

7. The corridor-type sand making system according to any one of claims 1 to 5, wherein: also comprises an inlet hopper (18); the feeding hopper (18) is connected with a feeding port of the crusher (3).

8. The floor-type sand making system according to claim 7, wherein: the second powder concentrator (8) is the same as the first powder concentrator (7).

9. The floor-type sand making system according to claim 8, characterized in that: the first powder concentrator (7) and the second powder concentrator (8) share one driving motor (15).

10. The floor-type sand making system according to claim 9, wherein: the driving motor (15) is a double-head output motor.