CN218107623U

CN218107623U - Protrusion and round hole alternately forward propulsion type airflow distribution plate

Info

Publication number: CN218107623U
Application number: CN202222383233.7U
Authority: CN
Inventors: 徐勇; 王素丽
Original assignee: Xinxiang Meilin Technology Co ltd
Current assignee: Xinxiang Meilin Technology Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-23
Anticipated expiration: 2032-09-07

Abstract

The utility model relates to a protrusion and round hole alternately forward propulsion-shaped airflow distribution plate, which comprises a plate body, wherein a vertical wind area and an inclined wind area are arranged on the plate body, a second vertical hole arranged in a lattice manner is arranged in the vertical wind area, fish scale holes arranged in a lattice manner are arranged in the inclined wind area, the vertical wind area and the inclined wind area are alternately arranged, the fish scale holes comprise first vertical holes, fish scale blocking pieces are arranged above the first vertical holes, the cross sections of the fish scale blocking pieces are arc-shaped, and the radius values of the fish scale blocking pieces are equal to the diameter values of the first vertical holes; the utility model relates to a protruding and round hole are in turn forward propulsion shape airflow distribution board has the supplementary material that promotes and flows forward, reduces the advantage of vibrated fluidized bed wearing and tearing.

Description

Protrusion and round hole alternately forward-pushed airflow distribution plate

Technical Field

The utility model relates to an airflow distribution plate technical field especially relates to a protruding and round hole impel shape airflow distribution plate forward in turn.

Background

The gas flow distribution plate is one of the major components in a fluidized bed industrial plant and generally plays an important role in distributing gas flow and supporting solid phase particles. After ventilation, an airflow layer is formed on the upper surface of the airflow distribution plate, materials are in a fluidized state on the upper surface of the airflow distribution plate during blanking, so that blanking smoothness is guaranteed, and the shape of the airflow layer influences the smooth proceeding of blanking. The traditional air flow distribution plate mainly comprises vertical air holes distributed in a dot matrix, the air flow blows materials vertically, and the materials are conveyed to a discharge hole from a feed port under the vibration action of a vibrator. If the flow speed of the materials needs to be improved, the vibration intensity of the vibrator needs to be increased, but the abrasion of the equipment is increased by increasing the vibration intensity of the vibrator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a protruding and round hole forward propulsion shape airflow distribution plate in turn to solve present airflow distribution plate for the vibrated fluidized bed can not assist the material to advance the problem of flowing.

The utility model discloses a realize through following technical scheme: the utility model provides a protruding forward propulsion shape airflow distribution board in turn with round hole, the package rubbing board body, be equipped with perpendicular wind district and slope wind district on the plate body, be equipped with the second that the dot matrix was arranged in the perpendicular wind district and erect the hole, be equipped with the fish scale hole that the dot matrix was arranged in the slope wind district, perpendicular wind district and slope wind district are arranged in turn.

Further, the fish scale holes comprise first vertical holes, fish scale blocking pieces are arranged above the first vertical holes, the cross sections of the fish scale blocking pieces are arc-shaped, and the radius values of the fish scale blocking pieces are equal to the diameter values of the first vertical holes.

Further, the aperture of the first vertical hole is larger than that of the second vertical hole.

Further, the width of the inclined wind zone is smaller than the width of the vertical wind zone.

Furthermore, the included angle of the section arc of the fish scale blocking sheet is 90 degrees.

Furthermore, the included angle of the section arc of the fish scale baffle is 60-90 degrees.

Furthermore, the cross section of the fish scale blocking piece is in an elliptical arc shape, and the long radius of the elliptical arc shape is perpendicular to the plate body.

The beneficial effects of the utility model reside in that: the utility model provides a protruding forward propulsion shape airflow distribution plate in turn with the round hole, install the plate body in vibrated fluidized bed, make the fish scale hole towards vibrated fluidized bed's discharge gate direction, the air current blows out from the second vertical hole in perpendicular wind district, blow up the boiling to the material, the air current blows out to the discharge gate direction from the fish scale hole in slope wind district, both can directly blow the material and flow to the discharge gate direction, can change the air current direction in perpendicular wind district again, make the air current in perpendicular wind district also to the discharge gate direction slope, the material that also drives perpendicular wind district flows to the discharge gate direction, thereby under the circumstances that does not increase the vibration intensity of vibrator, the auxiliary flow velocity who promotes the material, reduce vibrated fluidized bed's wearing and tearing.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

fig. 2 is a schematic front sectional view of a fish scale barrier structure in embodiment 1;

fig. 3 is a schematic side sectional view of the fish scale barrier structure of embodiment 1;

FIG. 4 is a schematic view of the entire structure of embodiment 2;

fig. 5 is a schematic front sectional view of the fish scale baffle structure of embodiment 2;

fig. 6 is a schematic front cross-sectional view of the fish scale baffle structure of embodiment 3.

Wherein: 1. a plate body; 2. a vertical wind zone; 3. an inclined wind zone; 4. a first vertical hole; 5. a fish scale blocking piece; 6. a second vertical hole.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-3, a protruding and round hole forward propulsion type airflow distribution plate in turn comprises a plate body 1, a vertical wind area 2 and an inclined wind area 3 are processed on the plate body 1, second vertical holes 6 arranged in a lattice manner are processed in the vertical wind area 2, airflow is blown out vertically and upwards through the second vertical holes 6, so that the material is boiled, fish scale holes arranged in a lattice manner are processed in the inclined wind area 3, the airflow is blown out towards the discharge port direction through the fish scale holes, the vertical wind area 2 and the inclined wind area 3 are arranged in turn, so that the material flows towards the discharge port direction under the condition of boiling.

The fish scale hole includes first vertical hole 4, the top in first vertical hole 4 is connected with fish scale separation blade 5, fish scale separation blade and plate body 1 integrated into one piece, the cross-section of fish scale separation blade 5 is arc, make the air current upwards blow off the back from first vertical hole 4, under the effect of blockking of fish scale separation blade 5, to discharge gate orientation slope, and press close to the upper surface of plate body 1, the radius value of fish scale separation blade 5 equals with the diameter value of first vertical hole 4, make fish scale separation blade 5 can change the orientation of the whole air currents that blow off from in the first vertical hole 4, improve the air current intensity of slope.

The aperture of the first vertical hole 4 is larger than that of the second vertical hole 6, so that the strength of the airflow blown out from the first vertical hole 4 is smaller than that of the airflow blown out from the second vertical hole 6, and the boiling effect of the material is ensured;

the width of the inclined air area 3 is smaller than that of the vertical air area 2, so that the strength of the air flow blown out of the inclined air area 3 is smaller than that of the vertical air area 2, and the boiling effect of the materials is further ensured.

The included angle of the section circular arc of the fish scale blocking piece 5 is 90 degrees, so that the air flow direction blown out from the fish scale hole is close to the upper surface of the plate body 1, the inclination angle of the air flow direction is maximized under the condition that the air flow in the vertical wind area 2 is not disturbed, and the effect that the air flow in the fish scale hole pushes materials to flow is improved.

Example 2

As shown in fig. 4-5, a shape of an airflow distribution plate with protrusions and circular holes alternately pushed forward is different from embodiment 1 in that the included angle of the cross-section arc of the scale blocking piece 5 is 60-90 degrees, so that the airflow blown out from the first vertical hole 4 is directly blown upward by the airflow close to the discharge port, and the airflow far away from the discharge port changes its direction under the blocking effect of the scale blocking piece 5, so as to increase the inclination angle of the airflow blown out from the scale hole, weaken the pushing effect of the inclined airflow on the material, reduce the flow speed of the material, improve the boiling effect of the material, and be suitable for the material requiring low flow speed.

Example 3

As shown in fig. 6, a shape of an air flow distribution plate with protrusions and round holes alternately pushed forward is different from embodiment 2 in that the cross section of a scale blocking piece 5 is in an elliptical arc shape, the long radius of the elliptical arc shape is perpendicular to a plate body 1, and compared with embodiment 2, the height of the scale blocking piece 5 in the vertical direction is increased under the condition that the plate body is also suitable for operation of materials with low flow speed, the material with high viscosity is supported by the scale blocking piece 5, the outlet of a first vertical hole 4 or the scale blocking piece 5 is prevented from being blocked by the material, and the smoothness of air flow outlet of an inclined air area 3 is ensured.

The working principle is as follows: when the vibrating plate is used, the plate body 1 is arranged in the vibrating fluidized bed, the outlet direction of the fish scale holes faces the discharge port direction of the vibrating fluidized bed, air flows are respectively blown upwards from the vertical air zone 2 and the inclined air zone 3, the boiling effect of materials can be ensured by the air flow blown out from the vertical air zone 2, the air flow blown out from the inclined air zone 3 can directly blow the materials to flow towards the discharge port direction of the fluidized bed, the air flow direction of the vertical air zone 2 can be changed, the air flow of the vertical air zone 2 is also inclined towards the discharge port direction, and the materials in the vertical air zone 2 are also driven to flow towards the discharge port direction, so that the vibration intensity of a vibrator can be weakened when the material flow speed is not required to be increased, and the material flow speed is not changed; when the material flowing speed needs to be increased, the material flowing speed can be increased under the condition that the vibration intensity of the vibrator is not increased or is slightly increased, so that the abrasion of the vibrated fluidized bed is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a protruding forward propulsion shape airflow distribution plate in turn with round hole, includes plate body (1), its characterized in that, be equipped with perpendicular wind district (2) and slope wind district (3) on plate body (1), be equipped with second that the dot matrix was arranged in perpendicular wind district (2) and erect hole (6), be equipped with the fish scale hole that the dot matrix was arranged in slope wind district (3), perpendicular wind district (2) and slope wind district (3) are arranged in turn.

2. The airflow distribution plate with protrusions and round holes alternately pushed forwards as claimed in claim 1, wherein the scale holes comprise first vertical holes (4), a scale blocking plate (5) is arranged above the first vertical holes (4), the cross section of the scale blocking plate (5) is arc-shaped, and the radius value of the scale blocking plate (5) is equal to the diameter value of the first vertical holes (4).

3. A plate according to claim 2, wherein the first vertical holes (4) have a larger diameter than the second vertical holes (6).

4. An alternately forward-propelling gas flow distributing plate with circular holes and protrusions according to claim 2, characterized in that the width of the inclined wind zone (3) is smaller than the width of the vertical wind zone (2).

5. An alternately forward-pushing type air flow distribution plate with bulges and round holes as claimed in claim 2, wherein the included angle of the arc of the cross section of the fish scale baffle (5) is 90 degrees.

6. An alternatively convex and circular hole forward-pushing type airflow distribution plate as claimed in claim 2, wherein the included angle of the section arc of the fish scale baffles (5) is 60-90 degrees.

7. The airflow distribution plate with alternately forwards-pushing bulges and round holes as claimed in claim 2, wherein the cross section of the fish scale baffle (5) is in the shape of an elliptical arc, and the long radius of the elliptical arc is perpendicular to the plate body (1).