CN220658231U - Screen cloth device and screening machine with same - Google Patents

Abstract

The utility model discloses a screen device and a screening machine with the screen device, wherein the screen device is arranged on the screening machine and comprises a frame, a first screen and a second screen, the first screen and the second screen are arranged on the frame, the first screen is positioned above the second screen, the first screen and the second screen are arranged in parallel, and the first screen and the second screen are provided with meshes with the same size, and the meshes on the first screen and the meshes on the second screen are arranged in a staggered manner. The mesh can carry out preliminary screening to the width of material, and the material that the width accords with the requirement can be through being located between mesh first screen cloth and the second screen cloth on the first screen cloth, and the material that the length accords with the requirement can remove between first screen cloth and second screen cloth to come out from the mesh that is located the second screen cloth, so the material of elongate form is blocked between two-layer screen cloth owing to crisscross mesh structure.

Description

Screen cloth device and screening machine with same

Technical Field

The utility model relates to the technical field of screening machines, in particular to a screen device and a screening machine with the screen device.

Background

The waste textiles are processed into fiber powder, so that the reutilization of the waste textiles is realized. However, due to the limitation of the crushing equipment, the fiber powder has wide particle size distribution, a plurality of abnormal substances (especially long particles) are caused, the quality of a target product is poor, and the labor cost is high, so that a screening machine is needed to be used for further sorting.

The patent with the authorized bulletin number of CN205128402U discloses a screening machine screen, which comprises a frame and a screen body, wherein the screen body is fixedly arranged on the upper part of the frame, and two sides of the screen body are provided with binding edges; an exhaust pipeline is arranged on the side face of the wrapping edge, and a fan is arranged in the exhaust pipeline; a protective cover is arranged at the upper part of the screen body; the protection casing is beta structure, and one end is fixed in the inner end of borduring through the dead lever, and the other end passes through connecting rod and fastener swing joint of borduring outer end.

The screening machine has a screen, and during screening of the fibre powder, sometimes elongated strips of material are drilled through the openings of the screen, resulting in poor quality fibre products.

Disclosure of Invention

Therefore, it is necessary to provide a screen device and a screening machine with the screen device, which solve the problem that the quality of fiber products is poor due to the fact that the existing screening machine is provided with a layer of screen, and in the screening process, the long and thin strip-shaped materials are drilled through meshes of the screen.

For realizing above-mentioned purpose, this application provides a screen cloth device, screen cloth device is used for setting up on the screening machine, including frame, first screen cloth and second screen cloth, first screen cloth with the second screen cloth all sets up on the frame, first screen cloth is located the top of second screen cloth, first screen cloth with second screen cloth parallel arrangement, first screen cloth with the second screen cloth all has the mesh that the size is the same, is located mesh on the first screen cloth and be located mesh staggered arrangement on the second screen cloth.

Further, the pore diameter of the mesh is denoted as a, the distance between the first screen and the second screen is denoted as b, and b=a to 3a.

Further, b=2a.

Further, the mesh is round or square in shape.

Further, the frame includes first frame and second frame, first frame is provided with first screen cloth, the second frame is provided with the second screen cloth, still includes the dismantlement piece, first frame with the second frame passes through the dismantlement piece can dismantle the connection, be in on the first frame the position on the second frame is adjustable.

Further, the dismounting piece comprises a bolt and a nut, a plurality of screw holes are formed in the side walls of the first frame and the second frame, the bolt is in threaded connection with the screw holes in the first frame and the second frame, and the bolt is in threaded connection with the nut so as to lock the first frame and the second frame.

Further, the dismounting piece comprises a bolt and a nut, a plurality of adjusting grooves are formed in the side walls of the first frame and the second frame, the bolt penetrates through the adjusting grooves in the first frame and the second frame, and the bolt is matched with the nut to lock the first frame and the second frame.

Further, the novel frame comprises a gasket, a fixing groove is formed in the inner side of the bottom of the second frame, the gasket is arranged in the fixing groove, and the gasket supports the first frame.

In order to achieve the above purpose, the application further provides a screening machine, which comprises the screening device according to any one of the above embodiments.

In order to solve the above problems, the present utility model provides a screen device, which comprises a first screen and a second screen arranged in parallel from top to bottom, wherein the first screen and the second screen have meshes with the same size, the meshes can perform preliminary screening on the width of a material, the material with the width meeting the requirements can pass through the space between the first screen and the second screen, which are positioned on the first screen, the distance between the first screen and the second screen can perform secondary screening on the length of the material, the material with the length meeting the requirements can move between the first screen and the second screen, and the material comes out from the meshes positioned on the second screen, so that the slender material is clamped between the two screens due to the staggered mesh structure, and the poor quality of fiber products caused by blending in qualified materials is avoided.

Drawings

Fig. 1 is a schematic view of the structure of a screen device in this embodiment;

FIG. 2 is a schematic diagram of the structure of the mesh in the present embodiment;

FIG. 3 is a schematic view showing the structure of the elongated material clamped between two layers of screens due to the staggered mesh structure in this embodiment;

FIG. 4 is a schematic view showing the structure of the bolt and the screw hole in the present embodiment;

fig. 5 is a schematic structural view of a bolt and an adjusting groove in the present embodiment;

fig. 6 is a schematic structural diagram of the gasket disposed in the fixing groove and supporting the first frame in this embodiment.

Reference numerals illustrate:

1. a frame;

11. a first frame;

12. a second frame;

2. a first screen;

3. a second screen;

4. a mesh;

5. a dismounting piece;

6. a screw hole;

7. a gasket;

8. a fixing groove;

9. and an adjusting groove.

Detailed Description

In order to describe the possible application scenarios, technical principles, practical embodiments, and the like of the present application in detail, the following description is made with reference to the specific embodiments and the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples and are not intended to limit the scope of protection of the present application.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of the phrase "in various places in the specification are not necessarily all referring to the same embodiment, nor are they particularly limited to independence or relevance from other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the technical features mentioned in the embodiments may be combined in any manner to form a corresponding implementable technical solution.

Unless defined otherwise, technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application pertains; the use of related terms herein is for the description of specific embodiments only and is not intended to limit the present application.

In the description of the present application, the term "and/or" is a representation for describing a logical relationship between objects, which means that there may be three relationships, e.g., a and/or B, representing: there are three cases, a, B, and both a and B. In addition, the character "/" herein generally indicates that the front-to-back associated object is an "or" logical relationship.

In this application, terms such as "first" and "second" are used merely to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual number, order, or sequence of such entities or operations.

Without further limitation, the use of the terms "comprising," "including," "having," or other like terms in this application is intended to cover a non-exclusive inclusion, such that a process, method, or article of manufacture that comprises a list of elements does not include additional elements but may include other elements not expressly listed or inherent to such process, method, or article of manufacture.

As in the understanding of the "examination guideline," the expressions "greater than", "less than", "exceeding", and the like are understood to exclude the present number in this application; the expressions "above", "below", "within" and the like are understood to include this number. Furthermore, in the description of the embodiments of the present application, the meaning of "a plurality of" is two or more (including two), and similarly, the expression "a plurality of" is also to be understood as such, for example, "a plurality of groups", "a plurality of" and the like, unless specifically defined otherwise.

In the description of the embodiments of the present application, spatially relative terms such as "center," "longitudinal," "transverse," "length," "width," "thickness," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "vertical," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," etc., are used herein as terms of orientation or positional relationship based on the specific embodiments or figures, and are merely for convenience of description of the specific embodiments of the present application or ease of understanding of the reader, and do not indicate or imply that the devices or components referred to must have a particular position, a particular orientation, or be configured or operated in a particular orientation, and therefore are not to be construed as limiting of the embodiments of the present application.

Unless specifically stated or limited otherwise, in the description of the embodiments of the present application, the terms "mounted," "connected," "affixed," "disposed," and the like are to be construed broadly. For example, the "connection" may be a fixed connection, a detachable connection, or an integral arrangement; the device can be mechanically connected, electrically connected and communicated; it can be directly connected or indirectly connected through an intermediate medium; which may be a communication between two elements or an interaction between two elements. The specific meanings of the above terms in the embodiments of the present application can be understood by those skilled in the art to which the present application pertains according to the specific circumstances.

Referring to fig. 1 to 6, the present embodiment provides a screen device, which is disposed on a sieving machine and is used for sieving materials. The screen device comprises a frame 1, a first screen 2 and a second screen 3, wherein the first screen 2 and the second screen 3 are arranged on the frame, the first screen 2 is located above the second screen 3, the first screen 2 and the second screen 3 are arranged in parallel, the first screen 2 and the second screen 3 are provided with meshes 4 with the same size, and the meshes 4 located on the first screen 2 and the meshes 4 located on the second screen 3 are arranged in a staggered mode.

In order to solve the above problems, the present utility model provides a screen device, which comprises a first screen and a second screen arranged in parallel from top to bottom, wherein the first screen and the second screen have meshes with the same size, the meshes can perform preliminary screening on the width of a material, the material with the width meeting the requirements can pass through the space between the first screen and the second screen, which are positioned on the first screen, the distance between the first screen and the second screen can perform secondary screening on the length of the material, the material with the length meeting the requirements can move between the first screen and the second screen, and the material comes out from the meshes positioned on the second screen, so that the slender material is clamped between the two screens due to the staggered mesh structure, and the poor quality of fiber products caused by blending in qualified materials is avoided.

Referring to fig. 1, 2 and 3, according to one embodiment of the present application, the aperture of the mesh 4 is denoted as a, the distance between the first screen 2 and the second screen 3 is denoted as b, b=a to 3a, and although the width of the elongated material is smaller than the aperture (a) of the mesh 4, the length thereof is longer than the distance (b) between the first screen 2 and the second screen 3, and the elongated material is clamped between the two screens, so as to avoid being mixed into qualified material, and the structure is shown in fig. 3.

Preferably, b=2a, and the length of the elongated strip of material is greater than 2a.

Preferably, the mesh 4 is circular or square in shape. The mesh 4 is circular, and the aperture of the mesh 4 is the diameter of the circle. The mesh 4 is square, and the aperture of the mesh 4 is the side length of the square. In some embodiments, the shape of the mesh 4 may also be rectangular, pentagonal, hexagonal, etc.

According to one embodiment of the present application, the positions of the first screen 2 and the second screen 3 on the frame are adjustable to adjust the distance of the first screen 2 and the second screen 3. Thus, the distance between the first screen 2 and the second screen 3 can be adjusted according to the actual requirement, so as to screen materials with different lengths, for example, the distance between the first screen 2 and the second screen 3 is adjusted to be 2a, materials with the length smaller than 2a can be screened, and then when materials with the length smaller than 3a are to be screened, the distance between the first screen 2 and the second screen 3 is adjusted to be 3a.

Referring to fig. 1, according to an embodiment of the present application, a frame 1 includes a first frame 11 and a second frame 12, the first frame 11 is provided with a first screen 2, the second frame 12 is provided with a second screen 3, and the frame further includes a disassembling piece 5, the first frame 11 and the second frame 12 are detachably connected through the disassembling piece, and a position on the second frame on the first frame is adjustable, so that positions of the first screen 2 and the second screen 3 on the frame are adjustable. The positions of the first and second frames 11 and 12 are adjusted in advance, and then the first and second frames 11 and 12 are fixed by the dismounting member 5 so that the first and second frames 11 and 12 remain stationary while the first and second screens 2 and 3 are parallel and opposed up and down.

Referring to fig. 4, according to an embodiment of the present application, the disassembling piece 5 includes bolts, and the side walls of the first frame 11 and the second frame 12 are provided with a plurality of screw holes 6. The plurality of screw holes 6 positioned on the side wall of the first frame 11 are sequentially arranged from top to bottom, and the plurality of screw holes 6 positioned on the side wall of the second frame 12 are sequentially arranged from top to bottom. Preferably, a plurality of screw holes 6 are formed on two side walls of the first frame 11 and the second frame 12. The axial direction of the screw hole 6 is arranged along the left-right direction, the bolt is in threaded connection with the screw hole 6 on the first frame 11 and the second frame 12, and the bolt is screwed into the screw hole 6 to realize the connection of the first frame 11 and the second frame 12. In order to prevent the bolt from falling off in the vibration process, the dismounting piece further comprises a nut, and the end part of the bolt is in threaded connection with the nut so as to lock the first frame and the second frame, so that the dismounting piece has reliable anti-vibration and anti-loose performance.

Specifically, the size of the first frame 11 is smaller than the size of the second frame 12, the first frame 11 can be placed into the second frame 12, the side walls of the first frame 11 and the second frame 12 extend in the vertical direction, the first screen 2 and the second screen 3 extend in the horizontal direction, one screw hole 6 positioned on the side wall of the first frame 11 is aligned with one screw hole 6 positioned on the side wall of the second frame 12 by moving up the first frame 11, bolts are screwed into the two screw holes 6 to fix the first frame 11 and the second frame 12, if the distance between the first screen and the second screen is reduced, the bolts are screwed out, the first frame 11 is moved down, and finally the first frame 11 and the second frame 12 are fixed by the bolts, so that the structure with reduced distance between the first screen and the second screen is obtained.

Preferably, the spacing between the plurality of screw holes 6 on the side wall of the first frame 11 is fixed, and the spacing between the plurality of screw holes 6 on the side wall of the second frame 12 is fixed, so that the two spaces are the same, and the manufacturing and the use are convenient. The plurality of screw holes may form a straight line for disposition to a horizontal plane, or the plurality of screw holes may form a straight line inclined to a horizontal plane.

Referring to fig. 1 and 5, in some embodiments, the dismounting member 5 includes bolts and nuts, the side walls of the first frame 11 and the second frame 12 are provided with adjusting grooves 9, the bolts pass through the adjusting grooves 9 on the first frame 11 and the second frame 12, and the bolts are matched with the nuts to lock the first frame 11 and the second frame 12.

In other embodiments, unlike the embodiment in which the dismounting member 5 comprises a bolt, the dismounting member 5 may be a snap, a plurality of snaps being provided on the side walls of the first and second frames 11, 12, by which the detachable connection of the first and second frames 11, 12 is achieved. Alternatively, the dismounting member 5 may be a clip by which the first frame 11 and the second frame 12 are clamped.

Referring to fig. 1, according to an embodiment of the present application, the first frame 11 and the second frame 12 are in a shape of a U-shape, the first screen 2 and the second screen 3 are disposed at the bottom of the U-shape, and grooves for passing material are disposed at the bottom of the U-shape, and the grooves expose the meshes 4 of the first screen 2/the second screen 3.

Referring to fig. 6, according to an embodiment of the present application, the screen device further includes a spacer 7, the spacer 7 is disposed between the bottoms of the first frame 11 and the second frame 12, and the distance between the first screen and the second screen is precisely obtained by changing the thickness of the spacer 7. Specifically, the size of the first frame 11 is smaller than that of the second frame 12, the first frame 11 can be placed in the second frame 12, a gasket 7 is arranged on the inner side of the bottom of the second frame 12, and the gasket 7 supports the first frame 11.

Referring to fig. 6, according to an embodiment of the present application, a fixing groove 8 is provided on the bottom inner side (the side facing the first frame 11) of the second frame 12, and the fixing groove 8 has a certain depth in the vertical direction, and may be a pit on the second frame or a groove surrounded by a plurality of protrusions on the bottom inner side of the second frame. The gasket 7 sets up in fixed slot 8, and gasket 7 supports first frame 11, and fixed slot 8 is spacing gasket 7, prevents that gasket 7 from shifting when the screening machine operates, ensures screening effect.

According to one embodiment of the present application, the number of shims 7 is plural, and the thickness of each shim 7 is the same, thus serving to adjust the overall thickness of the shim 7 by selecting a different number of shims 7. Alternatively, the magnetism of adjacent two shims 7 is opposite so that a plurality of shims 7 can be magnetically attracted and stacked together.

In some embodiments, the number of the gaskets 7 is plural, and the thickness of each gasket 7 is different, and the gasket 7 with the corresponding thickness is selected to play a role of adjusting the thickness of the gasket 7.

According to an embodiment of the present application, there is further provided a screening machine including a screen apparatus according to any one of the embodiments, the screen apparatus having a structure as shown in fig. 1 to 6. The screening machine further comprises a machine body and a vibrating device, wherein the machine body is used as a part for supporting the vibrating device and the screen device, the vibrating device is arranged on the machine body and is connected with the frame of the screen device, and the vibrating device is used for driving the screen device to vibrate so as to sort materials.

Preferably, in this embodiment, the material is a fiber powder. In some embodiments, the material may also be sand, gravel, rice grains, chinese herbal medicine powder, and the like. The width of the material is primarily screened through the mesh 4 of the screen device, the material with the width meeting the requirements can pass through the space between the first screen 2 and the second screen 3 of the mesh 4 positioned on the first screen 2, the length of the material is secondarily screened through the distance between the first screen 2 and the second screen 3 of the screen device, the material with the length meeting the requirements can move between the first screen 2 and the second screen 3 and come out from the mesh 4 positioned on the second screen 3, and the elongated material is clamped between two layers of screens due to the staggered mesh structure, so that poor quality of fiber products caused by the fact that the qualified material is doped is avoided.

According to one embodiment of the application, the machine body is provided with a channel below the screen device, and the qualified material falls into the channel through the mesh openings and is collected together. One end of the channel far away from the screen device is communicated with the outer wall of the machine body.

It should be noted that, although the foregoing embodiments have been described herein, the scope of the present utility model is not limited thereby. Therefore, based on the innovative concepts of the present utility model, alterations and modifications to the embodiments described herein, or equivalent structures or equivalent flow transformations made by the present description and drawings, apply the above technical solutions directly or indirectly to other relevant technical fields, all of which are included in the scope of protection of the present patent.

Claims (9)

1. The utility model provides a screen cloth device, screen cloth device is used for setting up on the screening machine, a serial communication port, including frame, first screen cloth and second screen cloth, first screen cloth with the second screen cloth all sets up on the frame, first screen cloth is located the top of second screen cloth, first screen cloth with second screen cloth parallel arrangement, first screen cloth with the second screen cloth all has the mesh that the size is the same, is located mesh on the first screen cloth and be located mesh staggered arrangement on the second screen cloth.

2. A screen arrangement according to claim 1, wherein the apertures of the mesh are denoted a and the distance between the first screen and the second screen is denoted b, b = a-3 a.

3. Screen apparatus according to claim 1, wherein b = 2a.

4. The screen apparatus of claim 1, wherein the mesh is circular or square in shape.

5. The screen apparatus of claim 1, wherein the frame comprises a first frame and a second frame, the first frame is provided with the first screen, the second frame is provided with the second screen, the screen apparatus further comprises a dismounting member, the first frame and the second frame are detachably connected through the dismounting member, and a position on the second frame on the first frame is adjustable.

6. The screen assembly of claim 5, wherein the dismounting member comprises a bolt and a nut, wherein a plurality of screw holes are formed in the side walls of the first frame and the second frame, the bolt is in threaded connection with the screw holes in the first frame and the second frame, and the bolt is in threaded connection with the nut to lock the first frame and the second frame.

7. The screen assembly of claim 5, wherein the dismounting member comprises a bolt and a nut, wherein a plurality of adjusting grooves are formed in the side walls of the first frame and the second frame, the bolt penetrates through the adjusting grooves in the first frame and the second frame, and the bolt is matched with the nut to lock the first frame and the second frame.

8. The screen apparatus of claim 5, further comprising a spacer, wherein a bottom inner side of the second frame is provided with a fixing groove, wherein the spacer is disposed in the fixing groove, and wherein the spacer supports the first frame.

9. A screening machine comprising a screening apparatus according to any one of claims 1 to 8.