CN219424940U - Screen material structure - Google Patents

Abstract

The utility model provides a screening structure, which is used for screening impurities in materials and comprises the following components: the screen material body, the one end of screen material body is equipped with the screen material face, and the one end that is relative with the screen material face on the screen material body is equipped with the fresh air inlet, wherein, is equipped with a plurality of blowholes on the screen material face, and the fresh air inlet all communicates with a plurality of blowholes respectively to blow to the material on the screen material face. The screening structure solves the problems of low screening quality and efficiency of the screening device in the prior art.

Description

Screen material structure

Technical Field

The utility model relates to the technical field of particle dust removal, in particular to a screening structure.

Background

In the bulk material treatment industry, various granular materials are crushed and plasticized due to the reasons of material compression, friction, heating, impact and the like in the conveying process, so that pollutants such as crushed particles, fine powder or wiredrawing are formed, and the pollutants can influence the quality of products. The screening structure is used as a core part of the dust removing device, and the dust removing efficiency of the dust removing device is directly determined.

The current screening device can not form 360 screening materials on the circumference of the screening structure, and the screening materials are uneven, so that the quality and the efficiency of the screening materials are relatively low, and the processing of a forming notch on the screening structure is difficult, and the cost is high.

Disclosure of Invention

The utility model mainly aims to provide a screening structure to solve the problem of low screening quality and efficiency of a screening device in the prior art.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a screen material structure for screening impurities in a material, the screen material structure comprising: the screen material body, the one end of screen material body is equipped with the screen material face, and the one end that is relative with the screen material face on the screen material body is equipped with the fresh air inlet, wherein, is equipped with a plurality of blowholes on the screen material face, and the fresh air inlet all communicates with a plurality of blowholes respectively to blow to the material on the screen material face.

Further, the screening surface is a conical surface, and a plurality of blowing holes are uniformly distributed on the conical surface.

Further, the center line of the air inlet hole coincides with the center line of the conical surface.

Further, one end of the screen material body opposite to the screen material surface is provided with an inverted conical surface, and the air inlet hole is arranged at the conical top of the inverted conical surface.

Further, the screen material surface and/or the inverted conical surface are conical surfaces.

Further, the screening surface and/or the inverted cone surface is a multi-pyramid surface.

Further, a transition surface is arranged between the screening surface and the inverted conical surface, one end of the transition surface is connected with the screening surface, and the other end of the transition surface is connected with the inverted conical surface.

Further, the transition surface is an annular surface.

The material screening structure of the technical scheme is mainly used for screening tiny impurities in granular materials, and comprises a material screening body, wherein a material screening surface is arranged at one end of the material screening body, and an air inlet hole is formed in one end, opposite to the material screening surface, of the material screening body, wherein a plurality of air blowing holes are formed in the material screening surface, and are respectively communicated with the air blowing holes so as to blow the materials on the material screening surface; the utility model provides a screen material principle of screen material body is as follows, the material is followed the feed surface and is blown out from the blast gate after the fresh air inlet, can blow up tiny impurity or unqualified granule on the feed surface this moment, thereby separate with the normal granule of net landing, the function of screening impurity in the granule material has been realized, the screen material body of this application is placed when being in the casing subassembly of screen material device, the screen material face is last, the fresh air inlet is under, the material is from last down to on the feed surface, wind is from down upwards by a plurality of blast gates of fresh air inlet entering screen material body's cavity internal follow again of fresh air inlet blow out, fresh air inlet and blast gate are located the top and the bottom of screen material body respectively, do not occupy the side space, thereby ensure the material and follow the even landing all around of screen material body along the screen material, and fresh air inlet and air outlet are relative, the direction of wind can not be changed, wind speed has been guaranteed, the blowing efficiency has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a front view of an embodiment of a screening arrangement according to the utility model;

figure 2 shows a side view of an embodiment of a screening arrangement according to the utility model;

fig. 3 shows a top view of an embodiment of a screening arrangement according to the utility model;

fig. 4 shows an enlarged view according to fig. 1 at a.

Wherein the above figures include the following reference numerals:

10. a screening body; 11. screening the material surface; 111. a blowing hole; 12. an air inlet hole; 13. an inverted conical surface; 14. a transition surface; 15. an access opening; 40. and (5) connecting a plate.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The utility model provides a screening structure for solving the problems of low screening quality and efficiency of a screening device in the prior art.

Referring to fig. 1 to 4, the screening structure of the present utility model is mainly used for screening tiny impurities in particulate materials, and comprises a screening body 10, wherein one end of the screening body 10 is provided with a screening surface 11, and an air inlet 12 is provided at an end of the screening body 10 opposite to the screening surface 11, wherein the screening surface 11 is provided with a plurality of air blowing holes 111, and the air inlet 12 is respectively communicated with the plurality of air blowing holes 111 to blow the materials on the screening surface 11; the screen material principle of this application screen material body 10 is as follows, the material is followed screen material face 11 and is blown out from the mouth of blowing after the fresh air inlet 12 air inlet, can blow up tiny impurity or unqualified granule on the screen material face 11 this moment, thereby separate with the normal granule of net landing, realized the function of sieving impurity in the granule material, be vertical placing when placing screen material body 10 of this application in screen material device's the casing subassembly, screen material face 11 is last, the fresh air inlet 12 is under, the material is from last whereabouts to screen material face 11, wind is from down upwards by the last a plurality of mouthfuls of blowing of entering screen material face 11 of the cavity of screen material body 10 of fresh air inlet 12, fresh air inlet 12 and mouth are located the top and the bottom of screen material body 10 respectively, do not occupy the side space, thereby ensure that the material is followed screen material face 11 and is evenly slipped from screen material body 10 all around, and fresh air inlet 12 and air outlet are relative, the direction that can not change wind has guaranteed wind speed, blowing efficiency has been improved.

In order to make the material slide down uniformly along the screen surface 11 under its own weight, the screen surface 11 is provided with a tapered surface on which a plurality of air blowing holes 111 are provided around.

In order to make the wind entering through the air inlet 12 uniformly blow out from each air outlet, in this embodiment, the air inlet 12 is disposed at the center of the screen material body 10, and the cone top of the conical surface is also disposed at the center of the screen material structure, that is, the center line of the air inlet 12 coincides with the center line of the conical surface.

The end of the screen material body 10 opposite to the screen material surface 11 is provided with an inverted conical surface 13, and the air inlet hole 12 is arranged at the cone top of the inverted conical surface 13.

According to one embodiment, in order to ensure that the material slides evenly in the circumferential direction of the screening surface 11, the screening surface 11 and the inverted conical surface 13 are provided as conical surfaces in this embodiment, so that the material slides evenly along the conical surfaces.

According to another embodiment, in order to facilitate the processing of the screen material body 10, in this embodiment, the screen material surface 11 and the inverted conical surface 13 are set to be polygonal surfaces, as can be seen from fig. 1 or fig. 3, the screen material surface 11 and the inverted conical surface 13 are formed by sequentially splicing a plurality of plates, and the screen material surface 11 in fig. 3 is formed by sequentially splicing a plurality of triangular plates to form a polygonal surface.

In addition, a transition surface 14 is arranged between the screen surface 11 and the inverted cone surface 13, one end of the transition surface 14 is connected with the screen surface 11, the other end of the transition surface 14 is connected with the inverted cone surface 13, the transition surface 14 is an annular surface, the shape structural domain screen surface 11 of the transition surface 14 is matched with the inverted cone surface 13, according to one embodiment, the transition surface 14 is an octagon surface, and the screen surface 11 and the inverted cone surface 13 are octagon surfaces.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:

the diamond-shaped screening structure has the advantages that the air inlet is formed in the bottom of the screening body 10, 360-degree circumferential cleaning of the screening structure is completely realized, and higher cleaning efficiency of granules is achieved;

the blowing port of the diamond-shaped screen cleaning structure uses the shutter-shaped incision, so that the problem of clamping materials of a conventional open pore structure is thoroughly avoided, the air outlet area of the incision is larger, the equipment operation is more stable, and the cleaning efficiency is higher.

The diamond-shaped screening structure is formed by splicing a plurality of plates, is easier to process, and can realize mass production of large-size models;

the diamond-shaped screening structure is a porous structure with a cavity and consists of a conical screening surface 11, a polygonal column transition surface 14, a lower polygonal inverted conical surface 13, an overhaul port 15 and a connecting plate 40;

the blowing openings of the screening surface 11 are provided with shutter-shaped cuts, the directions of the cuts on each conical surface are kept horizontal, a plurality of small holes are formed in part of the positions, and the sizes of the cuts and the small holes are smaller than the diameter of the granules;

it is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. A sieve material structure for impurity in the screening material, its characterized in that, sieve material structure includes:

the novel screen material comprises a screen material body (10), wherein one end of the screen material body (10) is provided with a screen material surface (11), one end of the screen material body (10) opposite to the screen material surface (11) is provided with an air inlet hole (12), a plurality of air blowing holes (111) are formed in the screen material surface (11), and the air inlet hole (12) is respectively communicated with the air blowing holes (111) so as to blow air to materials on the screen material surface (11).

2. The screen material structure according to claim 1, wherein the screen material surface (11) is a conical surface, and a plurality of the blowing holes (111) are uniformly distributed on the conical surface.

3. A screening arrangement according to claim 2, characterized in that the centre line of the inlet opening (12) coincides with the centre line of the conical surface.

4. The screening structure according to claim 1, characterized in that an end of the screening body (10) opposite to the screening surface (11) is provided with an inverted conical surface (13), and the air inlet (12) is arranged at the cone top of the inverted conical surface (13).

5. Screen structure according to claim 4, characterized in that the screen surface (11) and/or the inverted conical surface (13) are conical surfaces.

6. A screening arrangement according to claim 4, characterized in that the screening surface (11) and/or the inverted conical surface (13) are/is a polygonal surface.

7. A screening structure according to claim 4, characterized in that a transition surface (14) is arranged between the screening surface (11) and the inverted conical surface (13), one end of the transition surface (14) is connected with the screening surface (11), and the other end of the transition surface (14) is connected with the inverted conical surface (13).

8. A screening arrangement according to claim 7, characterized in that the transition surface (14) is an annular surface.