CN-224208569-U - Wind cloth structure of V-shaped powder concentrator

Abstract

The utility model discloses an air distribution and distribution structure of a V-shaped powder concentrator, which comprises a distribution box and an air inlet pipe, wherein the air inlet pipe is arranged at the central position of the top end of the distribution box, powder outlet pipes are arranged at the top ends of the distribution boxes at two sides of the air inlet pipe, a supporting plate is arranged at the central position of the inside of the distribution box, a plurality of groups of equally-spaced scattering plates are arranged at two sides of the supporting plate, movable shafts are arranged at one ends of the scattering plates, which are close to the supporting plate, and the scattering plates are movably connected with the supporting plate through the movable shafts, a plurality of groups of equally-spaced triangular openings are arranged on the surfaces of the scattering plates, the triangular openings on two adjacent groups of scattering plates are in a staggered design, angle iron check blocks are arranged on the surfaces of the scattering plates at one sides of the triangular openings, and grooves of the angle iron check blocks face triangles. The utility model not only realizes multi-flow three-dimensional twilight, facilitates uniform material selection of the material powder, but also improves the efficiency of material powder selection.

Inventors

• WANG GUOJIE
• ZHANG CHUNWU
• LIU WENCHENG
• SHEN ZHIXIAN
• HUANG SHITONG
• LI LIBIN

Assignees

• 广西京兰水泥有限公司

Dates

Publication Date

20260508

Application Date

20250709

Claims (5)

1. 1. A V-shaped powder selecting machine air distribution and distribution structure comprises a cloth box (1) and an air inlet pipe (3) and is characterized in that the air inlet pipe (3) is arranged at the center position of the top end of the cloth box (1), powder outlet pipes (2) are arranged at the top ends of the cloth boxes (1) on two sides of the air inlet pipe (3), support plates (4) are arranged at the center position of the inside of the cloth box (1), equally-spaced multiple groups of scattering plates (5) are arranged on two sides of the support plates (4), movable shafts (8) are arranged at one ends, close to the support plates (4), of the scattering plates (5) and are movably connected with the support plates (4) through the movable shafts (8), equally-spaced multiple groups of triangular holes (7) are arranged on the surfaces of the scattering plates (5), angle iron stoppers (6) are arranged on the surfaces of the scattering plates (5) on one sides of the triangular holes (7), and grooves of the angle iron stoppers (6) face to triangles.
2. 2. The wind distribution structure of the V-shaped powder concentrator of claim 1, wherein the side walls of the supporting plate (4) at one side of the scattering plate (5) are provided with sleeves (9), and the sleeves (9) are movably connected with the supporting plate (4).
3. 3. The wind distribution structure of the V-shaped powder concentrator of claim 2, wherein the sleeves (9) are internally provided with slide bars (11), and the slide bars (11) are in sliding connection with the sleeves (9).
4. 4. The wind distribution structure of the V-shaped powder concentrator of claim 2, wherein locking pins (10) are arranged on the side walls of the sleeve (9), the locking pins (10) penetrate through the sleeve (9) to extend to the surface of the sliding rod (11), and the locking pins (10) are in threaded connection with the sleeve (9).
5. 5. The wind distribution structure of a V-shaped powder concentrator of claim 3, wherein the end of the sliding rod (11) close to the scattering plate (5) is provided with a linkage shaft (12), and the sliding rod (11) is movably connected with the scattering plate (5) through the linkage shaft (12).

Description

Wind cloth structure of V-shaped powder concentrator Technical Field The utility model relates to the technical field of cloth structures, in particular to an air distribution cloth structure of a V-shaped powder concentrator. Background In the building material and metallurgical industry, the V-shaped powder selecting machine has the functions of scattering, drying and grading materials, can form various grinding process systems with equipment such as a roller press or a vertical mill and the like, and is widely applied in the building material cement industry. However, the conventional V-type powder concentrator has problems in use, such as insufficient scattering of materials by a scattering plate, poor scattering effect, incapability of forming a uniformly-scattered material curtain, low powder concentration efficiency due to the fact that part of proper particles fall down to a coarse powder outlet when entering a sorting area and being not selected, no lower air inlet is arranged at the lower part of the powder concentrator, no air speed adjusting device is arranged on the cross section of an air inlet and outlet shell, and if system parameters or material conditions change greatly, the scattering and grading effects of the powder concentrator are affected, and in order to improve the conditions, the air distribution and distribution structure of the V-type powder concentrator is provided. The V-shaped powder selecting machine comprises a powder selecting shell, wherein one side of the powder selecting shell is provided with an air inlet, the other side of the powder selecting shell is provided with an air outlet, one side of the interior of the powder selecting shell, which is close to the air inlet, is provided with a wind distribution plate, one side of the interior of the powder selecting shell, which is close to the air outlet, is provided with a grading plate, a large-particle powder outlet for large-particle powder to pass through is arranged between the wind distribution plate and the grading plate, the upper end of the large-particle powder outlet, which is positioned in the powder selecting shell, is provided with a distributing device, the inner space of the powder selecting shell is in a V-shaped structure, the upper part of the V-shaped structure is communicated with the distributing device, and the lower part of the V-shaped structure is communicated with the large-particle powder outlet; Although the V-shaped powder concentrator can obtain uniform and continuous material curtains, the classification precision and classification efficiency of the V-shaped powder concentrator are greatly improved, the energy loss of system circulating air caused by uneven material curtains is reduced, and the V-shaped powder concentrator plays a positive role in improving the overall efficiency of a grinding system; However, the problem that the existing cloth structure is unfavorable for multi-flow three-dimensional material twilight when in use, is unfavorable for carrying out uniform material selection on the powder, and influences the powder selecting efficiency of the cloth is not solved. Disclosure of utility model The utility model aims to provide an air distribution and distribution structure of a V-shaped powder concentrator, which aims to solve the problems that in the background art, the distribution structure is inconvenient for multi-flow three-dimensional material curtain, uniform material selection of powder is not facilitated, and the powder selection efficiency of the distribution is affected. The wind distribution and distribution structure of the V-shaped powder concentrator comprises a distribution box and an air inlet pipe, wherein the air inlet pipe is arranged at the central position of the top end of the distribution box, powder outlet pipes are arranged at the top ends of the distribution box at two sides of the air inlet pipe, a supporting plate is arranged at the central position of the inside of the distribution box, a plurality of groups of equidistant scattering plates are arranged at two sides of the supporting plate, movable shafts are arranged at one ends of the scattering plates close to the supporting plate, the scattering plates are movably connected with the supporting plate through the movable shafts, a plurality of groups of triangular openings are arranged on the surfaces of the scattering plates at equal intervals, the triangular openings on two adjacent groups of scattering plates are in a staggered design, angle iron check blocks are arranged on the surfaces of the scattering plates at one sides of the triangular openings, and grooves of the angle iron check blocks face triangles. Preferably, the side walls of the supporting plate on one side of the scattering plate are provided with sleeves, and the sleeves are movably connected with the supporting plate. Preferably, the sleeve is provided with a sliding rod inside, and the sliding rod is in sliding connection w