CN210252529U

CN210252529U - Take shredding function's multistage circulating screening device

Info

Publication number: CN210252529U
Application number: CN201920924779.4U
Authority: CN
Inventors: 林国庆
Original assignee: Shandong Huapeng Polymer Material Co Ltd
Current assignee: Shandong Huapeng Polymer Material Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-07
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses a multistage circulation sieving mechanism of function is smashed in area belongs to the mechanical equipment field. The screening device comprises a screening mechanism, a conveying mechanism for circularly conveying materials to a crushing mechanism and the crushing mechanism with crushing and screening functions; the crushing mechanism is communicated with the upper part of the conveying mechanism through a material passing pipe, and the screening mechanism is communicated with the lower part of the conveying mechanism through a circulating port; the crushing mechanism is obliquely arranged in the box body and is fixedly or rotatably arranged. The utility model discloses a set up the rubbing crusher who has the second screen cloth in screening mechanism top, can smash the material and carry out preliminary screening, still have the conveying mechanism of auger leaf through the setting, can realize circulating crushing and circulating screening to the material to solve the problem that current sieve separator does not have circulating screening and crushing function.

Description

Take shredding function's multistage circulating screening device

Technical Field

The utility model relates to the technical field of mechanical equipment, specifically a take crushing function's multistage circulating screening device.

Background

The screening is to screen materials with different particle sizes through a screen, wherein fine materials smaller than the aperture of the screen can pass through the screen, while coarse materials larger than the aperture of the screen can be retained on the screen, thereby completing the process of separating coarse materials from fine materials. In the fields of medicines, grains, fertilizers and the like, materials need to be screened, and the use value and the effect of the materials are improved by selecting thinner materials.

However, the conventional screening device does not have a function of crushing, and after the materials are screened, the coarse materials need to be taken out and put into the crushing device for crushing, and then screening is performed, so that the use is inconvenient. For example, chinese patent CN207238461U discloses a rotary two-stage screening machine, which can improve the screening effect by rotating the screen, but has no crushing function, and can not perform circular screening on the coarse material that does not pass through the screen, and the practicability is poor. Therefore, further improvements in the screening apparatus are needed to improve the practicability thereof.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take crushing function's multistage circulation sieving mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multi-stage circulating screening device with a crushing function comprises a box body, a feed hopper, a discharge hole, a screening mechanism, a conveying mechanism for circularly conveying materials to the crushing mechanism and a crushing mechanism with crushing and screening functions; the crushing mechanism is communicated with the upper part of the conveying mechanism through a material passing pipe, and the screening mechanism is communicated with the lower part of the conveying mechanism through a circulating port; the crushing mechanism is obliquely arranged in the box body and is fixedly or rotatably arranged.

As a further proposal of the utility model, the conveying mechanism comprises a conveying chamber, a screw conveyer blade and a first motor, the conveying chamber is communicated with a feed hopper, and a first stock guide plate is obliquely arranged below the feed hopper; the first motor is arranged at the top of the box body and is connected with the driving bevel gear, the driving bevel gear is meshed with the driven bevel gear, the driven bevel gear is connected with the auger shaft, and the auger shaft penetrates through the conveying chamber; the auger blade is arranged on the auger shaft.

As a further proposal of the utility model, the crushing mechanism comprises a crushing barrel, a second motor, blades and a second screen, the second motor is arranged inside the crushing barrel and is connected with a crushing shaft, and a plurality of groups of blades are symmetrically arranged on both sides of the crushing shaft; still be equipped with the opening on the lateral wall of crushing cylinder, the opening on demountable installation have the second screen cloth.

As a further proposal of the utility model, one end of the crushing cylinder is communicated with the upper part of the conveying chamber through the material passing pipe, and the other end is fixed on the inner wall of the box body.

As a further proposal of the utility model, a first rotating shaft and a second rotating shaft are respectively arranged at two ends of the crushing cylinder; the first rotating shaft is of a hollow structure, is communicated with the crushing barrel and is communicated with the upper part of the conveying chamber through a rotary joint and a material passing pipe; the second rotating shaft is not communicated with the crushing barrel, is rotatably connected with the inner wall of the box body and penetrates through the box body to be connected with a third motor.

As a further proposal of the utility model, a screening mechanism is arranged below the crushing mechanism, and the screening mechanism comprises a first screen and a vibrator; the first screen is detachably and obliquely arranged below the crushing barrel, and the lower end of the first screen is connected with the circulating port and communicated with the conveying chamber; the bottom of the first screen is also provided with a vibrator.

As the utility model discloses scheme further again, the below slope of first screen cloth is equipped with the second stock guide, the lower extreme of second stock guide is connected with the discharge gate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model has simple structure, high practicability and wide application range, and can crush and primarily screen materials by arranging the crushing mechanism with the second screen above the screening mechanism, thereby facilitating the subsequent secondary screening operation; in addition, still can be through carrying out rotatable installation with crushing barrel to can further improve crushing effect, the screening efficiency to the material, and can avoid appearing the problem that the second screen cloth is blockked up by the material easily.

(2) The utility model discloses still have the conveying mechanism of auger leaf through the setting to and set screening mechanism and conveying mechanism to communicating with each other, can carry out the circular transportation to the material, thereby realize circulating crushing and circulation screening to the material, can improve the screening effect of material greatly.

Drawings

Fig. 1 is a schematic structural diagram of a multistage circulating screening device with a crushing function.

Fig. 2 is a schematic structural view of the crushing mechanism.

Fig. 3 is a schematic structural diagram of another multistage circulating screening device with a crushing function.

In the figure: 1-box body, 2-feed hopper, 3-first guide plate, 4-conveying chamber, 5-auger shaft, 6-auger blade, 7-driven bevel gear, 8-driving bevel gear, 9-first motor, 10-material passing pipe, 11-crushing barrel, 12-first screen, 13-vibrator, 14-circulation port, 15-second guide plate, 16-discharge port, 17-second motor, 18-crushing shaft, 19-blade, 20-second screen, 21-first rotating shaft, 22-second rotating shaft, 23-rotary joint, 24-third motor and 25-mounting plate.

Detailed Description

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.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "fixed," "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed, and the specific connection may be by welding, riveting, bolting, and the like. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate. In addition, the terms of orientation of the embodiments such as "upper", "lower", "left", "right", "bottom", "top", "side", etc. are all directions with reference to the drawings.

Example 1

Referring to the attached drawings 1-2, a multistage circulating screening device with a crushing function comprises a box body 1, a feed hopper 2, a discharge port 16, a conveying mechanism, a crushing mechanism and a screening mechanism; the screening mechanism is used for carrying out secondary screening on the materials which are crushed by the crushing mechanism and subjected to primary screening.

Specifically, the conveying mechanism comprises a conveying chamber 4, a packing auger blade 6 and a first motor 9, wherein the conveying chamber 4 is communicated with the feed hopper 2 and is arranged on the right side of the feed hopper 2; a first material guide plate 3 is obliquely arranged below the feed hopper 2, and the lower end of the first material guide plate 3 extends into the bottom of the conveying chamber 4, so that materials can be conveniently guided into the conveying chamber 4; the first motor 9 is arranged at the top of the box body 1, the output end of the first motor is connected with a driving bevel gear 8 through a coupler, the driving bevel gear 8 is meshed with a driven bevel gear 7, the driven bevel gear 7 is connected with an auger shaft 5, and the auger shaft 5 penetrates through the conveying chamber 4 and is rotatably connected with the upper wall of the box body 1 through a bearing; the auger blade 6 is arranged on the auger shaft 5 and is in a spiral shape. In addition, openings are arranged on one sides of the upper part and the lower part of the conveying chamber 4 close to the box body 1, the opening of the upper part is communicated with the material passing pipe 10, and the opening of the lower part is a circulating opening 14 and is communicated with the box body 1. The first motor 9 is a motor commonly used in the prior art, and a motor of a ZWMD series model may be selected, and the model of the specific structure thereof is not described herein again. Through the first motor 9 of drive, can drive initiative bevel gear 8 and rotate, the rotation of initiative bevel gear 8 can drive driven bevel gear 7 and rotate, and driven bevel gear 7's rotation can drive auger shaft 5 and rotate, can drive auger leaf 6 upwards rotatory thereupon to can carry the material of conveying chamber 4 bottom the upper portion of conveying chamber 4, and get into crushing mechanism through leading to material pipe 10.

The crushing mechanism comprises a crushing barrel 11, a second motor 17, blades 19 and a second screen 20, wherein the second motor 17 is arranged inside the crushing barrel 11 and is provided with a shell which can protect the crushing barrel from being polluted by the crushed materials, the output end of the second motor is connected with a crushing shaft 18 through a coupler, and a plurality of groups of blades 19 are symmetrically arranged on two sides of the crushing shaft 18 and are used for crushing the materials; the lateral wall of crushing cylinder 11 on still be equipped with the opening, the opening on demountable installation have second screen cloth 20 for sieve the material after smashing, and second screen cloth 20 can be dismantled, be convenient for wash or change. The crushing cylinder 11 is obliquely arranged in the box body 1, the upper end of the crushing cylinder is communicated with the upper part of the conveying chamber 4 through a material passing pipe 10, and the lower end of the crushing cylinder is fixed on the inner wall of the box body 1. The second motor 17 is a motor commonly used in the prior art, and a brushless servo motor of the kor morgan AKM series can be selected, and the model of the specific structure is not repeated here. The second motor 17 is driven to rotate the crushing shaft 18 and then drive the blade 19 to rotate, so that the materials conveyed by the conveying mechanism can be mechanically crushed, and the materials are primarily screened through the second screen 20.

The screening mechanism is arranged below the crushing mechanism and comprises a first screen 12 and a vibrator 13; the first screen 12 is detachably and obliquely arranged below the crushing barrel 11, and the lower end of the first screen is connected with the circulating port 14 and communicated with the conveying chamber 4; the bottom of the first screen 12 is also provided with a vibrator 13. In addition, the first screen 12 has a smaller aperture than the second screen 20, allowing for secondary screening of the material. A second material guide plate 15 is obliquely arranged below the first screen 12, and the lower end of the second material guide plate 15 is connected with a discharge hole 16, so that the materials screened by the screening mechanism can be conveniently discharged from the discharge hole 16. The vibrator 13 is a common vibrator in the prior art, and a GT series vibrator in an existing product can be selected, and the specific structure model is not described herein again. Through drive vibrator 13 vibration first screen cloth 12, can carry out the secondary screening to the material after smashing and through preliminary screening, it is along with under the vibration of first screen cloth 12, can be with coarser material through circulation mouth 14 reintroduction to transport chamber 4 to can be circulated and carry back to smashing in the rubbing crusher structure and smash the screening.

Example 2

Referring to fig. 2-3, in order to improve the crushing effect and screening efficiency of the crushing mechanism on the materials, the embodiment is based on embodiment 1, the fixed installation of the crushing cylinder 11 is changed into the rotatable installation, specifically, the crushing cylinder 11 is obliquely arranged in the box body 1, the upper end of the crushing cylinder is connected with a first rotating shaft 21, and the lower end of the crushing cylinder is connected with a second rotating shaft 22; the first rotating shaft 21 is of a hollow structure, is communicated with the crushing cylinder 11 and is communicated with the material passing pipe 10 through a rotating joint 23, the crushing cylinder 11 is rotatably connected with the rotating joint 23, the rotating joint 23 is fixedly connected with the material passing pipe 10, and the rotating joint 23 is a common rotating joint in the prior art, so that the material passing pipe 10 cannot rotate when the crushing cylinder 11 rotates. The material passing pipe 10 is communicated with the upper part of the conveying chamber 4; the second rotating shaft 22 is not communicated with the crushing barrel 11, is rotatably connected with the inner wall of the box body 1 through a bearing, penetrates through the box body 1 and is connected with the output end of the third motor 24 through a coupler; the third motor 24 is installed on the installation plate 25, and the installation plate 25 is installed on the outer side wall of the box body 1. The third motor 24 is a motor commonly used in the prior art, and may also be a motor of a ZWMD series, and the specific structure thereof is not described herein again. Through driving third motor 24, can drive second pivot 22 and rotate, can drive crushing barrel 11 thereupon and rotate to under the rotation of crushing barrel 11, not only can improve the crushing effect to the material and promote the screening efficiency of second screen cloth 20 to the material, but also can make the material thoroughly smash, and avoid appearing the problem that second screen cloth 20 is easily blockked up by the material.

The utility model provides a sieving mechanism's application method and theory of operation: materials are added from the feeding hopper 2, the materials can enter the conveying chamber 4 along the first material guide plate 3, the auger blade 6 can be driven to rotate by driving the first motor 9, the materials in the conveying chamber 4 can be conveyed upwards to the top of the conveying chamber 4 and enter the crushing barrel 11 through the material passing pipe 10, the blades 19 can be driven to rotate by driving the second motor 17, the materials in the crushing barrel 11 can be crushed, and the crushed materials can be primarily screened through the second screen 20; in addition, the third motor 24 can be driven to drive the crushing barrel 11 to rotate, so that the crushing effect and the screening efficiency of the materials can be further improved; then, the crushed and primarily screened materials fall onto the first screen 12, the materials on the first screen 12 can be secondarily screened by driving the vibrator 13, and the secondarily screened materials can be discharged from the discharge hole 16 along the second material guide plate 15, wherein the thicker materials on the first screen 12 can be returned to the conveying chamber 4 along the first screen 12 with the aid of the vibrator 13, and can be circularly conveyed into the crushing cylinder 11 for secondary crushing and screening, so that the screening effect on the materials can be greatly improved.

In summary, the utility model can crush the materials and perform primary screening by arranging the crushing mechanism with the second screen 20 above the screening mechanism, thereby facilitating the subsequent secondary screening operation; in addition, still can be through carrying out rotatable installation with crushing barrel 11 to can further improve crushing effect, the screening efficiency to the material, and avoid appearing the problem that second screen cloth 20 is blockked up by the material easily. Furthermore, the utility model discloses still have auger leaf 6's conveying mechanism through the setting, can circulate the transport to the material to the realization is circulated to the material and is smashed and the circulation screening, can improve the screening effect of material greatly.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multistage circulating screening device with a crushing function comprises a box body (1), a feed hopper (2), a discharge port (16) and a screening mechanism, and is characterized by further comprising a conveying mechanism for circularly conveying materials to the crushing mechanism and the crushing mechanism with the crushing and screening functions, wherein the crushing mechanism is communicated with the upper part of the conveying mechanism through a material passing pipe (10), and the screening mechanism is communicated with the lower part of the conveying mechanism through a circulating port (14); the crushing mechanism is obliquely arranged in the box body (1) and is fixedly or rotatably arranged.

2. The multistage circulating screening device with the crushing function according to claim 1, wherein the conveying mechanism comprises a conveying chamber (4), a packing auger blade (6) and a first motor (9), the conveying chamber (4) is communicated with the feeding hopper (2), and a first material guide plate (3) is obliquely arranged below the feeding hopper (2); the first motor (9) is arranged at the top of the box body (1) and is connected with the driving bevel gear (8), the driving bevel gear (8) is meshed with the driven bevel gear (7), the driven bevel gear (7) is connected with the auger shaft (5), and the auger shaft (5) penetrates through the conveying chamber (4); the auger blade (6) is arranged on the auger shaft (5).

3. The multistage circulating screening device with the crushing function according to claim 1, wherein the crushing mechanism comprises a crushing barrel (11), a second motor (17), blades (19) and a second screen (20), the second motor (17) is installed inside the crushing barrel (11) and is connected with a crushing shaft (18), and a plurality of groups of blades (19) are symmetrically arranged on two sides of the crushing shaft (18); the side wall of the crushing barrel (11) is also provided with an opening, and a second screen (20) is detachably mounted on the opening.

4. The multistage circulating screening device with the crushing function according to claim 3, wherein one end of the crushing cylinder (11) is communicated with the upper part of the conveying chamber (4) through a material passing pipe (10), and the other end of the crushing cylinder is fixed on the inner wall of the box body (1).

5. The multistage circulating screening device with the crushing function according to claim 3, wherein a first rotating shaft (21) and a second rotating shaft (22) are respectively installed at two ends of the crushing barrel (11); the first rotating shaft (21) is of a hollow structure, is communicated with the crushing barrel (11), and is communicated with the upper part of the conveying chamber (4) through a rotating joint (23) and a material passing pipe (10); the second rotating shaft (22) is not communicated with the crushing barrel (11), is rotatably connected with the inner wall of the box body (1), and penetrates through the box body (1) to be connected with a third motor (24).

6. The multistage circulating screening device with the crushing function according to claim 1 or 3, wherein a screening mechanism is arranged below the crushing mechanism, and the screening mechanism comprises a first screen (12) and a vibrator (13); the first screen (12) is detachably and obliquely arranged below the crushing barrel (11), and the lower end of the first screen is connected with the circulating port (14) and communicated with the conveying chamber (4); and a vibrator (13) is also arranged at the bottom of the first screen (12).

7. The multistage circulating screening device with the crushing function according to claim 6, wherein a second material guide plate (15) is obliquely arranged below the first screen (12), and the lower end of the second material guide plate (15) is connected with the discharge hole (16).