CN212215811U - Dry-process sand dust collection device - Google Patents
Dry-process sand dust collection device Download PDFInfo
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- CN212215811U CN212215811U CN202020051052.2U CN202020051052U CN212215811U CN 212215811 U CN212215811 U CN 212215811U CN 202020051052 U CN202020051052 U CN 202020051052U CN 212215811 U CN212215811 U CN 212215811U
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Abstract
The utility model discloses a dry-process sand making dust collection device, which belongs to the field of dry-process sand making equipment and comprises a vertical sand making machine, an air box, a first belt conveyor, a closed vibrating screen, a second belt conveyor, a V-shaped powder concentrator, a first exhaust fan, a second exhaust fan, a first exhaust pipe and a second exhaust pipe; the vertical sand making machine, the air box, the first belt conveyor, the closed vibrating screen, the second belt conveyor and the V-shaped powder concentrator are sequentially connected; the first exhaust pipe is inserted in the closed vibrating screen, and the second exhaust fan is arranged on the first exhaust pipe and used for extracting dust-containing gas in the closed vibrating screen and transmitting the dust-containing gas to the V-shaped powder concentrator; the second exhaust column is communicated with the air box, and the first exhaust fan is installed on the second exhaust column and used for extracting dust-containing gas in the air box and conveying the dust-containing gas to the V-shaped powder concentrator, so that the problem that multipoint dust pollutes the environment easily in the existing dry-method sand making process is solved.
Description
Technical Field
The utility model relates to a dry process system sand equipment field, in particular to dry process system sand dust collection 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, main equipment is a vertical high-speed sand making machine, an open type multilayer flat plate vibrating screen and powder selecting and removing equipment, and the vertical high-speed sand making machine, the open type multilayer flat plate vibrating screen and the powder selecting and removing equipment are connected in sequence. By the design, although the machine-made sand meeting the requirements can be prepared, the sand making process can generate multi-point dust to pollute the environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dry process system sand dust collection device, it has solved current dry process system sand in-process, produces the problem of multiple spot dust pollution environment easily.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a collecting device for dry-process sand making dust comprises a vertical sand making machine, an air box, a first belt conveyor, a closed vibrating screen, a second belt conveyor, a V-shaped powder concentrator, a first exhaust fan, a second exhaust fan, a first exhaust pipe and a second exhaust pipe;
the vertical sand making machine, the air box, the first belt conveyor, the closed vibrating screen, the second belt conveyor and the V-shaped powder concentrator are sequentially connected;
the first exhaust pipe is inserted into the closed vibrating screen, and the second exhaust fan is installed on the first exhaust pipe and is used for extracting dust-containing gas in the closed vibrating screen and transmitting the dust-containing gas to the V-shaped powder concentrator;
the second exhaust pipe is communicated with the air box, and the first exhaust fan is installed on the second exhaust pipe and used for extracting dust-containing gas in the air box and conveying the dust-containing gas to the V-shaped powder concentrator.
By adopting the structure, after sand-dust mixture crushed by the vertical sand making machine enters the air box, machine-made sand can fall into the first belt conveyor for transmission, and most of dust mixed in the machine-made sand enters the V-shaped powder concentrator for powder removal treatment through the second exhaust pipe under the suction of the first exhaust fan. Mechanism sand carries out the vibration screening in entering into the closed shale shaker under the conveying of first belt feeder, and qualified sand grain will send into the repository, and the shale shaker screening in-process can produce the dust, and under the suction of second air exhauster, the dust in the shale shaker will enter into through the second exhaust column and take off the powder processing in the V type selection powder machine to realize the purpose that the sealed dust of multiple spot was collected. The dust collecting and processing device can effectively collect and process dust in the dry-method sand making process, and prevent the dust from flying into the air and influencing the surrounding environment.
The method is further optimized as follows: first exhaust column one end with second air exhauster access connection, the other end are the blind end, the through-hole that is used for dusty gas to get into is seted up to first exhaust column bottom, the through-hole is located in the closed shale shaker and be close to first exhaust column blind end.
Adopt above-mentioned structure, at first exhaust column bottom trompil, the entering of dirty gas of being convenient for is difficult also to be pumped the mechanism sand to first exhaust column in, can effectively prevent that first exhaust column from blockking up.
The method is further optimized as follows: one end of the second exhaust pipe is connected with the inlet of the first exhaust fan, and the other end of the second exhaust pipe is connected with the air box;
the air box is provided with a through hole, a blocking net used for blocking machine-made sand is installed in the through hole, and the second exhaust pipe is communicated with the air box through the blocking net.
By adopting the structure, the blocking net can intercept the machine-made sand and prevent the machine-made sand from being sucked into the second exhaust pipe to cause the blockage of the second exhaust pipe.
The method is further optimized as follows: the perforations are disposed at the top of the bellows.
By adopting the structure, the dust-containing gas in the air suction box can be conveniently sucked from top to bottom, and the machine-made sand is prevented from being blocked on the separation net.
The method is further optimized as follows: the vertical sand making machine further comprises a third belt conveyor, wherein the third belt conveyor is used for returning coarse sand in the closed vibrating screen to the vertical sand making machine.
By adopting the structure, the third belt conveyor is used for returning coarse sand in the closed vibrating screen to the vertical sand making machine for secondary crushing, and the second belt conveyor is used for conveying qualified sand in the closed vibrating screen to the V-shaped powder concentrator for powder removal.
The method is further optimized as follows: the first belt conveyor, the second belt conveyor and the third belt conveyor are all closed belt conveyors.
By adopting the structure, the purpose of collecting multipoint sealing dust is convenient to realize, dust in the dry-method sand making process can be effectively collected and treated, and the dust is prevented from flying in the air to influence the surrounding environment.
To sum up, the utility model discloses following beneficial effect has: after a sand-dust mixture crushed by the vertical sand making machine enters the air box, machine-made sand falls into the first belt conveyor for transmission, and most of dust mixed in the machine-made sand enters the V-shaped powder concentrator through the second exhaust pipe for powder removal under the suction of the first exhaust fan. Mechanism sand carries out the vibration screening in entering into the closed shale shaker under the conveying of first belt feeder, and qualified sand grain will send into the repository, and the shale shaker screening in-process can produce the dust, and under the suction of second air exhauster, the dust in the shale shaker will enter into through the second exhaust column and take off the powder processing in the V type selection powder machine to realize the purpose that the sealed dust of multiple spot was collected. The dust collecting and processing device can effectively collect and process dust in the dry-method sand making process, and prevent the dust from flying into the air and influencing the surrounding environment.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment, which is mainly used for embodying the process of a dust collecting device;
FIG. 2 is a schematic structural view of an embodiment, mainly for embodying the structure of a windbox;
fig. 3 is a partial cross-sectional schematic view of the embodiment, which is mainly used for embodying the structure of the first exhaust pipe.
In the figure, 1, a vertical sand making machine; 2. an air box; 3. a first belt conveyor; 4. a closed vibrating screen; 5. a second belt conveyor; 6. a V-shaped powder concentrator; 7. a first exhaust fan; 8. a second exhaust fan; 9. a first exhaust pipe; 10. a through hole; 11. a second exhaust pipe; 12. a barrier net; 13. and a third belt conveyor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a device for collecting dust generated by dry-process sand production is shown in figures 1, 2 and 3 and comprises a vertical sand making machine 1, an air box 2, a first belt conveyor 3, a closed vibrating screen 4, a second belt conveyor 5, a third belt conveyor 13, a V-shaped powder concentrator 6, a first exhaust fan 7, a second exhaust fan 8, a first exhaust pipe 9 and a second exhaust pipe 11. The vertical sand making machine 1, the air box 2, the first belt conveyor 3, the closed vibrating screen 4, the second belt conveyor 5 and the V-shaped powder concentrator 6 are sequentially connected. Specifically, the third belt conveyor 13 is used for returning coarse sand in the closed vibrating screen 4 to the vertical sand making machine 1 for crushing again, and the second belt conveyor 5 is used for conveying qualified sand in the closed vibrating screen 4 to the V-shaped powder concentrator 6 for powder removal. The top of the air box 2 is provided with an inlet, the bottom of the air box is provided with an outlet, the inlet of the air box 2 is connected with the outlet of the vertical sand making machine 1, and the outlet of the air box 2 is connected with the inlet of the first belt conveyor 3.
Referring to fig. 1, 2, and 3, in order to prevent dust in the machine-made sand from scattering into the air and polluting the environment during the conveying process of the machine-made sand, the first belt conveyor 3, the second belt conveyor 5, and the third belt conveyor 13 are all closed belt conveyors, which are the prior art, and the specific structure and the operation principle thereof are not described herein again. The first exhaust pipe 9 is inserted in the closed type vibrating screen 4, and the closed type vibrating screen 4 is a closed type circular vibrating screen. The closed vibrating screen 4 comprises a vibrating screen body and a dust cover fixed at the top of the vibrating screen body, a sand outlet used for discharging sand with qualified grain size is arranged below the vibrating screen body, and the sand outlet is connected with an inlet of the second belt conveyor 5. The second belt conveyor 5 is used for conveying the sand grains with qualified grain sizes to the V-shaped powder concentrator 6. The closed circular vibrating screen is a prior art, and the specific structure and the working principle thereof are not described herein again. One end of the first exhaust pipe 9 is connected with the inlet of the second exhaust fan 8, and the other end is a closed end. The first exhaust pipe 9 is provided with a through hole 10 for dust-containing gas to enter, and the through hole 10 is positioned above the sand outlet of the closed vibrating screen 4. In order to enable the dust in the closed type vibration screen 4 to be rapidly introduced into the first air exhaust pipe 9 and prevent sand from being blocked in the through hole 10, specifically, the through hole 10 is arranged at the bottom of the first air exhaust pipe 9 and close to the closed end of the first air exhaust pipe 9. The second exhaust fan 8 is installed on the first exhaust pipe 9 and used for extracting dust-containing gas in the closed vibrating screen 4 and conveying the dust-containing gas to the V-shaped powder concentrator 6, and an outlet of the second exhaust fan 8 is connected with an air inlet pipeline of the V-shaped powder concentrator 6.
Referring to fig. 1, 2 and 3, the second exhaust pipe 11 is communicated with the air box 2, the first exhaust fan 7 is installed on the second exhaust pipe 11 and used for extracting dust-containing gas in the air box 2 and transmitting the dust-containing gas to the V-shaped powder concentrator 6, and an outlet of the first exhaust fan 7 is connected with an air inlet pipeline of the V-shaped powder concentrator 6. One end of the second exhaust pipe 11 is connected with the inlet of the first exhaust fan 7, and the other end is connected with the air box 2. The air box 2 is provided with a through hole, a separation net 12 used for intercepting mechanism sand is installed in the through hole, and the second exhaust pipe 11 is communicated with the air box 2 through the separation net 12. In order to allow the dust in the windbox 2 to pass quickly into the second extraction duct 11 and to prevent sand from clogging the screen 12, in particular, perforations are provided at the top of the windbox 2. In order to facilitate the suction of the first exhaust fan 7 and the second exhaust fan 8, specifically, air holes used for being communicated with the outside are formed in the air box 2, the first belt conveyor 3, the closed vibrating screen 4 and the second belt conveyor 5.
After a sand-dust mixture crushed by the vertical sand making machine 1 enters the air box 2, machine-made sand falls into the first belt conveyor 3 for transmission, and most of dust mixed in the machine-made sand enters the V-shaped powder concentrator 6 through the second exhaust pipe 11 for powder removal under the suction of the first exhaust fan 7. Mechanism sand enters into closed shale shaker 4 and carries out vibratory screening under the conveying of first belt feeder 3, and qualified sand grain will send into the repository, and shale shaker screening in-process can produce the dust, and under the suction of second air exhauster 8, the dust in the shale shaker will enter into V type selection powder machine 6 through second exhaust column 11 and take off whitewashed processing to realize the purpose that the sealed dust of multiple spot was collected.
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 (6)
1. A dry-process sand dust collection device is characterized in that: the device comprises a vertical sand making machine (1), an air box (2), a first belt conveyor (3), a closed vibrating screen (4), a second belt conveyor (5), a V-shaped powder concentrator (6), a first exhaust fan (7), a second exhaust fan (8), a first exhaust pipe (9) and a second exhaust pipe (11);
the vertical sand making machine (1), the air box (2), the first belt conveyor (3), the closed vibrating screen (4), the second belt conveyor (5) and the V-shaped powder concentrator (6) are sequentially connected;
the first exhaust pipe (9) is inserted into the closed vibrating screen (4), and the second exhaust fan (8) is installed on the first exhaust pipe (9) and is used for extracting dust-containing gas in the closed vibrating screen (4) and transmitting the dust-containing gas to the V-shaped powder concentrator (6);
the second exhaust pipe (11) is communicated with the air box (2), and the first exhaust fan (7) is installed on the second exhaust pipe (11) and used for extracting dust-containing gas in the air box (2) and conveying the dust-containing gas into the V-shaped powder concentrator (6).
2. The dry-process sand dust collection device as set forth in claim 1, wherein: first exhaust column (9) one end with second air exhauster (8) access connection, the other end are the blind end, through-hole (10) that are used for dusty gas to get into are seted up to first exhaust column (9) bottom, through-hole (10) are located in closed shale shaker (4) and be close to first exhaust column (9) blind end.
3. The dry-process sand dust collection device as set forth in claim 1, wherein: one end of the second exhaust pipe (11) is connected with an inlet of the first exhaust fan (7), and the other end of the second exhaust pipe is connected with the air box (2);
be provided with the perforation on bellows (2), install in the perforation and be used for intercepting separation net (12) of mechanism sand, second exhaust column (11) pass through separation net (12) with bellows (2) intercommunication.
4. The dry-process sand dust collection device as claimed in claim 3, wherein: the perforation is arranged at the top of the air box (2).
5. The dry-process sand dust collection device as set forth in claim 1, wherein: the vertical sand making machine further comprises a third belt conveyor (13), wherein the third belt conveyor (13) is used for returning coarse sand in the closed vibrating screen (4) to the vertical sand making machine (1).
6. The dry-process sand dust collection device as set forth in claim 5, wherein: the first belt conveyor (3), the second belt conveyor (5) and the third belt conveyor (13) are all closed belt conveyors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051052.2U CN212215811U (en) | 2020-01-10 | 2020-01-10 | Dry-process sand dust collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051052.2U CN212215811U (en) | 2020-01-10 | 2020-01-10 | Dry-process sand dust collection device |
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| Publication Number | Publication Date |
|---|---|
| CN212215811U true CN212215811U (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020051052.2U Active CN212215811U (en) | 2020-01-10 | 2020-01-10 | Dry-process sand dust collection device |
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| CN (1) | CN212215811U (en) |
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- 2020-01-10 CN CN202020051052.2U patent/CN212215811U/en active Active
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Effective date of registration: 20220318 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. |