CN209829577U - Large-scale aerodynamic separation sieve - Google Patents
Large-scale aerodynamic separation sieve Download PDFInfo
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- CN209829577U CN209829577U CN201920419292.0U CN201920419292U CN209829577U CN 209829577 U CN209829577 U CN 209829577U CN 201920419292 U CN201920419292 U CN 201920419292U CN 209829577 U CN209829577 U CN 209829577U
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- shale shaker
- fine aggregate
- shaker case
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- container shell
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Abstract
The utility model discloses a large-scale aerodynamic force sorting sieve, including the shale shaker case and set up in the outside container shell that is used for preventing the raise dust of shale shaker case, the shale shaker case is driven by vibrating motor, is equipped with the feeding case relative with shale shaker case feed end on the container shell, and container shell top is equipped with the negative pressure dust absorption mouth that links to each other with the dust remover, and shale shaker case discharge end below is equipped with respectively with the relative coarse aggregate chute of corresponding conveyor, and shale shaker case lower part is equipped with the fine aggregate feed bin, is equipped with the air intake on this fine aggregate feed bin. The utility model discloses a set up the air intake and effectively reduced the powder content of mechanism sand on fine aggregate feed bin, and then improved the quality of finished product grit aggregate, can save the selection powder link under some specific circumstances, save equipment occupation of land space and running cost.
Description
Technical Field
The utility model belongs to the technical field of grit fine aggregate screening equipment, concretely relates to large-scale aerodynamic force separating screen.
Background
The natural resources are increasingly deficient, river sand is completely forbidden to be mined, and the sand made by the fine aggregate machine at present is gradually the necessary choice for the infrastructure to replace the river sand. The stone dust content in the machine-made sand needs to be strictly controlled, especially in the sand requirement of high-strength concrete. At present, the national standard of the machine-made sand for construction requires that the content of stone powder is within 10 percent, and a powder concentrator is usually used for removing the stone powder, so that the required space of equipment is larger and the energy consumption is higher. However, through a great deal of research and experiments, the machine-made sand has the widest application in the C30 concrete, the control of the powder content of the machine-made sand within 18 percent has been basically accepted by academia, and some customers have used for years and further verified. The powder selection for the machine-made sand is much simpler, and even special powder selection equipment is not needed.
Disclosure of Invention
The utility model provides a technical problem provide a large-scale aerodynamic force screening sieve that the energy consumption is lower, occupation of land space is less, the screening is effectual and the gumming is efficient.
The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme, a large-scale aerodynamic separation sieve, its characterized in that includes the shale shaker case and sets up in the outside container shell that is used for preventing the raise dust of shale shaker case, the shale shaker case is driven by vibrating motor, be equipped with the feeding case relative with shale shaker case feed end on the container shell, container shell top is equipped with the negative pressure dust absorption mouth that links to each other with the dust remover, shale shaker case discharge end below is equipped with respectively with the relative coarse aggregate chute of corresponding conveyor, shale shaker case lower part is equipped with the fine aggregate feed bin, be equipped with the air intake on this fine aggregate feed bin.
Preferably, a vibration motor for realizing a circular or linear vibration track is arranged on the vibration sieve box.
Preferably, the feeding box is internally provided with a wear-resisting plate for reducing the high fall impact of the aggregates and realizing the material distribution function.
Preferably, the fan in the dust remover is a variable frequency fan, and the dust collection air quantity of the dust remover can be adjusted in a variable frequency mode according to the powder content of the fine aggregate and the powder removal requirement.
Preferably, strip-shaped air inlets are uniformly distributed on the periphery of the fine aggregate bin, and the size and the number of the strip-shaped air inlets are adjusted according to the powder content of the fine aggregate and the powder removal requirement.
Preferably, the air inlets on the fine aggregate bin are distributed from dense to sparse from bottom to top.
Preferably, an arc-shaped guide plate is arranged on the fine aggregate bin on the inner side of the air inlet and used for achieving smooth air inlet and preventing fine aggregates from blocking the air inlet.
Compared with the prior art, the utility model has the following advantage: 1. the utility model improves the screening efficiency of the vibrating screen; 2. the utility model solves the dust raising problem in the material transferring process in the system, and reduces the environmental pollution; 3. the utility model discloses an it effectively reduces the powder content of mechanism sand to set up the air intake on fine aggregate feed bin, and then has improved the quality of finished product grit aggregate, can save the powder selection link under some specific circumstances, saves equipment occupation of land space and running cost; 4. the utility model discloses establish the antifriction plate in the feed inlet, reduced the high drop impact of aggregate, prolonged the life of screen cloth, certain cloth effect has simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a side view of fig. 1.
In the figure: the method comprises the following steps of 1-container shell, 2-coarse aggregate chute, 3-vibrating screen box, 4-vibrating motor, 5-fine aggregate bin, 6-negative pressure dust suction port, 7-air inlet, 8-feeding box and 9-wear plate.
Detailed Description
Combine the technical scheme of the detailed description of the attached drawing, a large-scale aerodynamic separation sieve, include shale shaker case 3 and set up in the outside container shell 1 that is used for preventing the raise dust of shale shaker case 3, shale shaker case 3 is driven by vibrating motor 4, be equipped with the relative feeding case 8 with 3 feed ends of shale shaker case on the container shell 1, container shell 1 top is equipped with the negative pressure dust absorption mouth 6 that links to each other with the dust remover, 3 discharge end below of shale shaker case are equipped with respectively with the relative coarse aggregate chute 2 of corresponding conveyor, 3 lower parts of shale shaker case are equipped with fine aggregate feed bin 5, be equipped with air intake 7 on this fine aggregate feed bin 5.
The utility model is provided with a vibrating motor 4 for realizing circular or linear vibration track on the vibrating screen box 3; an abrasion-resistant plate 9 for reducing the high fall impact of the aggregates and realizing the material distribution function is arranged in the feeding box 8; the fan in the dust remover is a variable frequency fan, and the dust collection air volume of the dust remover can be subjected to variable frequency adjustment according to the powder content of the fine aggregate and the powder removal requirement; strip-shaped air inlets are uniformly distributed on the periphery of the fine aggregate bin 5, and the size and the number of the strip-shaped air inlets are adjusted according to the powder content of the fine aggregates and the powder removal requirement; the air inlets 7 on the fine aggregate bin 5 are distributed from dense to sparse from bottom to top; an arc-shaped guide plate is arranged on the fine aggregate bin on the inner side of the air inlet 7 and used for achieving smooth air inlet and preventing fine aggregates from blocking the air inlet 7.
The utility model discloses a set up the air intake on the fine aggregate feed bin and make the fine aggregate after the screening further detach the farine through the air current, the powder content of mechanism sand has effectively been reduced, and then the quality of finished product grit aggregate has been improved, can save the selection powder link under some specific circumstances, and can make the powder content control of mechanism sand within 18%, the occupation of land space that has saved a whole set of screening equipment to a certain extent with reduced the running cost, improve the quality of production efficiency and finished product grit fine aggregate simultaneously.
The foregoing shows and describes the general principles of the present invention, with its principal features and advantages, and further, various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a large-scale aerodynamic force sorting sieve, its characterized in that includes the shale shaker case and sets up in the outside container shell that is used for preventing the raise dust of shale shaker case, the shale shaker case is driven by vibrating motor, be equipped with the feeding case relative with shale shaker case feed end on the container shell, the container shell top is equipped with the negative pressure dust absorption mouth that links to each other with the dust remover, shale shaker case discharge end below is equipped with respectively with the relative coarse aggregate chute of corresponding conveyor, shale shaker case lower part is equipped with the fine aggregate feed bin, be equipped with the air intake on this fine aggregate feed bin.
2. A large aerodynamic screen according to claim 1, wherein: and the vibrating screen box is provided with a vibrating motor for realizing a circular or linear vibrating track.
3. A large aerodynamic screen according to claim 1, wherein: and the feeding box is internally provided with an abrasion-resistant plate for reducing the high fall impact of the aggregates and realizing the material distribution function.
4. A large aerodynamic screen according to claim 1, wherein: the fan in the dust remover is a variable frequency fan, and the dust collection air volume of the dust remover can be adjusted in a variable frequency mode according to the powder content of fine aggregate and the powder removal requirement.
5. A large aerodynamic screen according to claim 1, wherein: the periphery of the fine aggregate bin is uniformly distributed with strip-shaped air inlets, and the size and the number of the strip-shaped air inlets are adjusted according to the powder content of the fine aggregate and the powder removal requirement.
6. A large aerodynamic screen according to claim 1 or 5, wherein: and the air inlets on the fine aggregate bin are distributed from dense to sparse from bottom to top.
7. A large aerodynamic screen according to claim 1, wherein: and an arc-shaped guide plate is arranged on the fine aggregate bin at the inner side of the air inlet and is used for realizing smooth air inlet and preventing fine aggregates from blocking the air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419292.0U CN209829577U (en) | 2019-03-29 | 2019-03-29 | Large-scale aerodynamic separation sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920419292.0U CN209829577U (en) | 2019-03-29 | 2019-03-29 | Large-scale aerodynamic separation sieve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209829577U true CN209829577U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920419292.0U Active CN209829577U (en) | 2019-03-29 | 2019-03-29 | Large-scale aerodynamic separation sieve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318538A (en) * | 2021-08-02 | 2021-08-31 | 四川宝石机械专用车有限公司 | Negative pressure vibrating screen gas circuit pulse device |
-
2019
- 2019-03-29 CN CN201920419292.0U patent/CN209829577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318538A (en) * | 2021-08-02 | 2021-08-31 | 四川宝石机械专用车有限公司 | Negative pressure vibrating screen gas circuit pulse device |
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