CN212550486U

CN212550486U - Moisture-proof self-lubricating grading sieve plate

Info

Publication number: CN212550486U
Application number: CN202020789772.9U
Authority: CN
Inventors: 石巍
Original assignee: Jiangsu Hewa Screening Product Co Ltd
Current assignee: Jiangsu Hewa Screening Product Co Ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-19
Anticipated expiration: 2030-05-13

Abstract

The utility model relates to a moisture-proof self-lubricating grading sieve plate, which comprises a sieve frame made of polyurethane, a plurality of clapboards are arranged in the sieve frame, plate bodies which are inclined to the tops of the clapboards in the same direction are arranged between the sieve frame and the side walls of the clapboards and between the side walls of the adjacent side plates, a plurality of sieve pores are arranged on the plate bodies, a reinforcing rib group connected with the clapboards or the sieve frame is arranged at the bottom of the plate bodies, a support shaft positioned at the top of the end of the plate bodies is arranged on the sieve frame, a plurality of swinging plates made of polyurethane materials at intervals are arranged on a shaft sleeve outside the support shaft, when the feeding of the sieving machine falls down from the top of the side parts of the swinging plates evenly, the moisture-proof self-lubricating performance of the polyurethane polymer material is utilized, the swinging plates increase the throwing and guide shunting of the sieve plate to the mixed materials along with the left and right vibration, the plate bodies between the adjacent clap, the screening machine is beneficial to reducing the whole size of the screening machine and the occupied space of a workshop and improving the screening energy efficiency.

Description

Moisture-proof self-lubricating grading sieve plate

Technical Field

The utility model relates to a moisture-proof self-lubricating grading sieve plate belongs to sieve technical field.

Background

The materials uniformly enter a feeding hole of the sieving machine from the feeder, the linear vibrating sieve utilizes the excitation of the vibrating motor as a vibration source to throw the materials on the sieve, and the materials linearly advance simultaneously, and the materials of several types are produced through the multilayer sieve, so the linear vibrating sieve is widely applied to plastics, abrasives, chemical engineering, medicines, building materials, foods, carbon, fertilizers and the like. Linear vibrating screen among the prior art generally adopts the punching a hole metal sieve that level or slope set up, or the metal mesh screen structure, easily produce when the wet granule material of hierarchical screening wet oxidation or be stained with the wall and pile up the phenomenon, the clearance difficulty, influence the wholeness of hierarchical screening, and long-term the use, the planar slope that sets up of sieve plate increases when the slope sets up simultaneously, make the material roll down fast under the action of gravity, it is not sieved completely to lead to partial screening to remove the granule, need further hierarchical screening to influence production efficiency, and set up the slope and increased equipment length and workshop space demand again when less, it is limited to the throwing of material to receive vibrating motor's shake sifter simultaneously, it is difficult to satisfy the production demand to cause the screening efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, provide a moisture-proof self-lubricating hierarchical sieve, the pendulum board increases the sieve and to the throwing and the direction reposition of redundant personnel of combined material, and the plate body syntropy slope between the adjacent baffle sets up and forms and sieves step by step, has moisture-proof self-lubricating ability and endurance strength, is favorable to reducing screening mechanical overall dimension and workshop occupation space, improves the screening efficiency.

The utility model discloses a realize through following technical scheme:

a moisture-proof self-lubricating grading sieve plate comprises a sieve frame made of polyurethane, wherein a plurality of partition plates which are arranged in parallel at intervals and are vertically connected with the inner wall of the sieve frame at two ends are arranged in the sieve frame, plate bodies which are inclined to the tops of the partition plates in the same direction are arranged between the sieve frame and the side walls of the partition plates and between the adjacent side plate side walls, a plurality of sieve holes are arranged on the plate bodies, the sieve holes are in a waist-shaped hole structure vertical to the plate bodies, and the sieve holes are in an array structure in which adjacent rows and adjacent columns are arranged in a staggered manner;

the bottom of the plate body is provided with a reinforcing rib group connected with the partition plate or the screen frame, the reinforcing rib group comprises a plurality of first reinforcing plates and second reinforcing plates which are arranged in parallel at intervals and positioned between adjacent screen holes, the first reinforcing plates and the second reinforcing plates are positioned in the vertical plane of the plate body and the side wall of the partition plate or the screen frame, the cross sections of the first reinforcing plates are of triangular structures, and the cross sections of the second reinforcing plates are of trapezoidal structures;

a first connecting plate and a second connecting plate which are vertically connected are respectively arranged between two sides of the second rib plate and the adjacent first rib plate or the screen frame, and the tops of the first connecting plate and the second connecting plate are connected with the plate body and are in opposite omega-shaped structures;

the screen frame is provided with a supporting shaft located at the top of the end of the plate body, the supporting shaft is externally provided with a shaft sleeve fixedly connected with the supporting shaft, the shaft sleeve is provided with a plurality of swinging plates which are spaced and are made of polyurethane materials in the vertical plane of the plate body, the side walls of the swinging plates are in clearance fit with the partition plates or the screen frame, the bottoms of the swinging plates are in clearance fit with the plate body, and adjacent swinging plates are provided with first notches which are arranged in a mutually staggered mode.

The utility model has the advantages that:

(1) when the screening mechanical feeding material uniformly falls from the top of the side of a plurality of swinging plates, the self moisture-proof self-lubricating performance of the polyurethane polymer material is utilized, the adjacent swinging plates with the staggered first notches swing along with left and right vibration to hit the material, the throwing and guiding shunting effects of the sieve plate on the mixed material are increased, the effective screening area of the sieve plate is fully utilized, and the phenomena of wall sticking and material accumulation and screen leakage caused by too fast forward movement of the mixed material are avoided;

(2) the plate bodies between the adjacent partition plates are obliquely arranged in the same direction to form step-by-step screening, materials according with the size are screened in a grading manner through array sieve holes arranged in the adjacent rows and the adjacent columns of the inclined plate body of the upper stage in a staggered manner, and fall onto the swinging plate of the lower stage and the plate body along with the advance of the materials for further screening, so that the inclined gradient of the plate bodies arranged on the screening machine is reduced, the advancing speed of the materials is reduced, the effective screening is ensured, the overall size of the screening machine and the occupied space of a workshop are reduced, and the screening;

(3) the first gusset of spaced, second gusset improve the plate body and the bonding strength of baffle or reel, and the first even board that is subtend omega shape and second even board improve adjacent first gusset and second gusset and with the bonding strength of plate body to improve plate body compressive load capacity and bulk strength, guarantee the durable use of sieve, adapt to the screening demand.

Drawings

Fig. 1 is a front top perspective view of the present invention.

Fig. 2 is a top-down perspective view of the present invention.

Fig. 3 is a front view structural diagram of the present invention.

Fig. 4 is a bottom view of the present invention.

Fig. 5 is a bottom view of the present invention.

The labels in the figure are: the sieve frame comprises a sieve frame 1, a partition plate 2, a plate body 3, sieve holes 4, a reinforcing rib group 5, a first rib plate 51, a second rib plate 52, a second notch 6, a first connecting plate 7, a second connecting plate 8, a supporting shaft 9, a shaft sleeve 10, a swinging plate 11, a first notch 12, a third notch 13, a fourth notch 14, a groove 15 and a kidney-shaped mounting hole 16.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

A moisture-proof self-lubricating grading sieve plate comprises a sieve frame 1 made of polyurethane, wherein a plurality of partition plates 2 which are arranged in parallel at intervals and are vertically connected with the inner wall of the sieve frame 1 at two ends are arranged in the sieve frame 1, plate bodies 3 which are inclined to the tops of the partition plates 2 in the same direction are arranged between the side walls of the sieve frame 1 and the partition plates 2 and between the side walls of adjacent side plates, a plurality of sieve holes 4 are arranged on the plate bodies 3, the sieve holes 4 are in a waist-shaped hole structure vertical to the plate bodies 3, and the sieve holes 4 are in an array structure in which adjacent rows and adjacent columns are staggered;

the bottom of the plate body 3 is provided with a reinforcing rib group 5 connected with the partition plate 2 or the screen frame 1, the reinforcing rib group 5 comprises a plurality of first reinforcing ribs 51 and second reinforcing ribs 52 which are arranged in parallel at intervals and positioned between adjacent screen holes 4, the first reinforcing ribs 51 and the second reinforcing ribs 52 are arranged in the vertical plane of the side walls of the plate body 3 and the partition plate 2 or the screen frame 1, the cross section of the first reinforcing ribs 51 is of a triangular structure, the cross section of the second reinforcing ribs 52 is of a trapezoidal structure, and the bottoms of the first reinforcing ribs 51 and the second reinforcing ribs 52 are provided with second notches 6;

a first connecting plate 7 and a second connecting plate 8 which are vertically connected are respectively arranged between two sides of the second rib plate 52 and the adjacent first rib plate 51 or the screen frame 1, and the tops of the first connecting plate 7 and the second connecting plate 8 are connected with the plate body 3 and are in opposite omega-shaped structures;

the screen frame 1 is provided with a supporting shaft 9 positioned at the top of the end of the plate body 3, a shaft sleeve 10 fixedly connected with the supporting shaft 9 is arranged outside the supporting shaft 9, the shaft sleeve 10 is provided with a plurality of swing plates 11 which are spaced and made of polyurethane materials in the vertical plane of the plate body 3, the side walls of the swing plates 11 are in clearance fit with the partition plate 2 or the screen frame 1, the bottoms of the swing plates 11 are in clearance fit with the plate body 3, first notches 12 which are arranged in a mutually staggered mode are arranged on the adjacent swing plates 11, and the tops of the swing plates 11 are inclined to the partition plate 2 and are provided with third notches 13;

the top and the bottom of four corners of the screen frame 1 are respectively provided with a fourth notch 14 and a groove 15 which are correspondingly arranged, and the screen frame 1 is provided with a waist-shaped mounting hole 16 which is positioned in the fourth notch 14 and the groove 15.

The utility model discloses a theory of operation does:

the screen frame 1 is positioned and installed on a linear vibration screening machine through a groove 15, the whole screen plate is inclined to the horizontal plane and is positioned and installed with the screening machine through a waist-shaped installation hole 16, and a pressing strip of the screening machine is fixed on a fourth notch 14 to ensure that the screen plate is tightly matched with the screening machine and vibrates left and right along with the screening machine;

the shaft sleeve 10 and the swing plate 11 are of an integrated structure, the side wall of the swing plate 11 is in clearance fit with the screen frame 1 or the partition plate 2, the bottom of the swing plate 11 is in clearance fit with the plate body 3 for limiting, the support shaft 9 penetrates through the shaft sleeve 10 and the screen frame 1, the shaft sleeve 10 and the support shaft 9 are fixedly connected through bolts, two ends of the support shaft 9 are screwed and fixed with nuts to realize installation of the swing plate 11, when screening mechanical feeding falls off from the side tops of the swing plates 11 uniformly, the tops of the swing plates 11 are inclined to the partition plate 2 to facilitate sliding of materials, the third notches 13 enable the flexibility of the end parts of the swing plates 11 to be better, the adjacent swing plates 11 with the staggered first notches 12 swing and hit the materials along with left and right vibration, the throwing and guiding shunting effects of the screen plates on the mixed materials are increased, the effective screening area of the screen plates is fully utilized;

by utilizing the moisture-proof self-lubricating performance of the polyurethane high polymer material, even wet materials are screened, the plate bodies 3 between the adjacent partition plates 2 are obliquely arranged in the same direction to form step-by-step screening, the materials which accord with the size are classified and screened through the array sieve holes 4 which are arranged in the adjacent rows and adjacent columns of the inclined plate body 3 of the upper stage in a staggered manner, and fall onto the swing plate 11 of the lower stage and the plate body 3 along with the advance, so that the screening area is increased, the inclined gradient of the plate body 3 on the screening machine is reduced, the advancing speed of the materials is reduced, the effective screening of the plate body 3 is ensured, the overall size and the workshop occupation space of the screening machine are reduced, the materials with larger size finally fall from the plate body 3 of the last stage and are collected, the purpose of;

still pass through in the plate body 3 vertical plane on the face is connected to plate body 3 and baffle 2 or reel 1, the cross-section is triangle-shaped's first gusset 51, the cross-section is trapezoidal second gusset 52 and constitutes strengthening rib group 5, improve plate body 3 and baffle 2 or reel 1's joint strength, second notch 6 avoids the too wide unloading of influence of gusset, and link board 8 with first gusset 7 and the second that is subtend omega shape to improve adjacent first gusset 51 and second gusset 52, and with plate body 3's joint strength, thereby improve plate body 3 withstand voltage loading ability and bulk strength, guarantee the durable use of sieve, the adaptation screening demand.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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 by those of ordinary skill in the art through specific situations.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A moisture-proof self-lubricating grading sieve plate comprises a sieve frame (1) made of polyurethane, and is characterized in that a plurality of partition plates (2) which are arranged in parallel at intervals and are vertically connected with the inner wall of the sieve frame (1) at two ends are arranged in the sieve frame (1), plate bodies (3) which are inclined to the top of the partition plates (2) in the same direction are arranged between the side walls of the sieve frame (1) and the partition plates (2) and between the side walls of adjacent side plates, a plurality of sieve holes (4) are arranged on the plate bodies (3), reinforcing rib groups (5) connected with the partition plates (2) or the sieve frame (1) are arranged at the bottom of the plate bodies (3), and each reinforcing rib group (5) comprises a plurality of first rib plates (51) and second rib plates (52) which are arranged in parallel at intervals and are positioned between the;

be equipped with back shaft (9) that are located plate body (3) end top on reel (1), back shaft (9) are equipped with fixed axle sleeve (10) that link to each other outward, be equipped with a plurality of intervals on axle sleeve (10), and at plate body (3) vertical plane cohesion polyurethane material pendulum board (11), pendulum board (11) lateral wall and baffle (2) or reel (1) clearance fit, pendulum board (11) bottom and plate body (3) clearance fit are equipped with first notch (12) that crisscross each other and set up on adjacent pendulum board (11).

2. The moisture-resistant self-lubricating classifying screen plate according to claim 1, wherein the screen holes (4) are in a kidney-shaped hole structure perpendicular to the plate body (3), and the plurality of screen holes (4) are in an array structure with adjacent rows and adjacent columns staggered.

3. The moisture-resistant self-lubricating grading sieve plate according to claim 1, wherein the first rib plate (51) and the second rib plate (52) are in the vertical plane of the plate body (3) and the side wall of the partition plate (2) or the sieve frame (1), the cross section of the first rib plate (51) is in a triangular structure, and the cross section of the second rib plate (52) is in a trapezoidal structure.

4. The moisture-resistant self-lubricating grading sieve plate according to claim 3, characterized in that the bottom of the first rib (51) and the second rib (52) is provided with a second notch (6).

5. The moisture-resistant self-lubricating grading sieve plate according to claim 3, characterized in that a first connecting plate (7) and a second connecting plate (8) which are vertically connected are respectively arranged between two sides of the second rib plate (52) and the adjacent first rib plate (51) or the sieve frame (1), and the tops of the first connecting plate (7) and the second connecting plate (8) are connected with the plate body (3) and are in an opposite omega-shaped structure.

6. Moisture-resistant self-lubricating classifying screen plate according to claim 1, characterized in that the top of the swinging plate (11) is inclined to the partition plate (2) and is provided with a third recess (13) with an inclined bottom.

7. The moisture-resistant self-lubricating grading sieve plate according to any one of claims 1-6, characterized in that the top and bottom of four corners of the sieve frame (1) are respectively provided with a fourth notch (14) and a groove (15) which are correspondingly arranged, and the sieve frame (1) is provided with a waist-shaped mounting hole (16) which is positioned in the fourth notch (14) and the groove (15).