CN209918258U

CN209918258U - Fine material screening device for chemical plant

Info

Publication number: CN209918258U
Application number: CN201920653081.3U
Authority: CN
Inventors: 黄晓洁; 孙硕; 胡如男
Original assignee: Anhui Enthalpy Valley Engineering Technology Co Ltd
Current assignee: Anhui Enthalpy Valley Engineering Technology Co Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-01-10
Anticipated expiration: 2029-05-08

Abstract

The utility model discloses a fine material screening device in chemical plants in the field of material screening in chemical plants, which can select a proper screening plate according to the diameter of the material to be screened and utilize bolt thread to connect a fixed threaded hole and a connecting threaded hole by setting a screening groove, a screening plate, the fixed threaded hole and the connecting threaded hole according to the actual demand, thereby connecting the screening plate in the screening groove by thread to screen the material, and the screening plate fixed by thread connection is convenient to detach and replace and clean and is convenient to use; through setting up servo motor, puddler and scraper blade, utilize servo motor current opposite direction of rotation opposite direction's characteristic, the drive puddler is rotatory repeatedly in the screening cylinder to make the scraper blade drive the material at the internal rotation of screening cylinder, improve material screening efficiency.

Description

Fine material screening device for chemical plant

Technical Field

The utility model relates to a chemical plant material screening field specifically is a fine material screening device of chemical plant.

Background

In the production process of a chemical plant, the raw materials need to be screened to ensure the uniformity of the particle size of the raw materials, so that the products with uniform quality are produced. The chemical vibrating screen uses vertical motor as exciting source, and the upper and lower ends of the motor are equipped with eccentric weight hammers to convert the rotation motion of the motor into horizontal, vertical and inclined three-dimensional motion, and then the motion is transferred to screen surface. Adjust the phase angle at upper and lower both ends, can change the motion trail of material on the sifter, improved efficiency to a certain extent, but also can sieve the product of a particle size, current chemical industry shale shaker structure is complicated moreover, and is various, and operation process is loaded down with trivial details.

At present, chinese patent with application number CN201721848855.5 discloses a novel chemical material screening machine for chemical industry, including material screening machine, driving motor, feed plate, first material collecting box, second material collecting box, residue collecting cylinder and regulation pad foot, the left side of material screening machine is connected with the feed plate through the pivot, the top of material screening machine is equipped with driving motor, driving motor's bottom is equipped with the (mixing) shaft, the bottom of (mixing) shaft is equipped with the fixed block, the outside welding of fixed block has the connecting rod, connecting rod fixed connection is in the first screening net of bottom, the bottom of first screening net is equipped with the second screening net, bottom between first screening net and the second screening net is equipped with the residue collecting cylinder, the both sides of first screening net and second screening net all connect in the inboard of material screening machine through the pulley. This novel chemical material sieve separator for chemical industry sets up first screening net and second screening net for chemical material is effectual to be screened, and is high-quality high-efficient. But when using the device to carry out the fine material of chemical industry and screening, because there is the multiple material diameter, the device only can filter the material of the interval of fixed diameter, and the suitability is not strong, and the screen cloth is not convenient for clear up simultaneously. Based on this, the utility model designs a meticulous material sieving mechanism of chemical plant.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a meticulous material sieving mechanism of chemical plant to solve and to provide in the above-mentioned background because there is the multiple material diameter, the device only can filter the material between fixed diameter's interval, and the suitability is not strong, the problem of the not convenient to clear up of screen cloth simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a fine material screening device for a chemical plant comprises a base, wherein supporting vertical plates are symmetrically and fixedly installed at two ends of the top of the base, two groups of supporting rods are symmetrically and fixedly connected to the top of the base by taking the center as a symmetrical center, an arc-shaped supporting plate is fixedly connected to the top ends of the supporting rods, a screening cylinder is supported on the surface of the arc-shaped supporting plate, a feeding hole is formed in the center of the top end of the screening cylinder, sealing covers are fixedly connected to two ends of the screening cylinder, a screening groove is formed in the center of the bottom of the screening cylinder, a through hole is formed in the center of the sealing cover, a bearing is arranged on the inner wall of the through hole, fixing threaded holes are symmetrically formed in the centers of two ends of the screening groove, the fixing threaded holes penetrate through two ends of the screening cylinder, a screening plate is, the utility model discloses a screening groove, including servo motor, motor shaft, rotary rod, connecting bearing, rotary rod, screening groove, receiver, servo motor output rotates and is connected with the motor shaft, motor shaft tip fixedly connected with rotary rod, the rotary rod rotates connecting bearing, rotary rod surface one side fixedly connected with scraper blade, be provided with the receiver under the screening groove, the receiver is placed at base top and both centers and is in on same vertical face, receiver side center fixed mounting has the handle.

Preferably, the upper surface of the arc-shaped supporting plate is tangent to the surface of the screening drum, and the horizontal plane where the top end of the arc-shaped supporting plate is located and the horizontal plane where the center of the screening drum is located are the same horizontal plane.

Preferably, the feeding port is a rectangular long-strip port, and the length of each edge line of the screening groove parallel to the feeding port is greater than that of the edge line of the feeding port in the direction.

Preferably, the vertical section of the screening groove is arc-shaped, and the screening plate is completely matched with the screening groove.

Preferably, the length of swinging arms equals the distance of closing cap side center to the filter bowl center, the swinging arms tip is the smooth surface, the scraper blade tip contacts with the filter bowl inner wall, the length of scraper blade slightly is less than and is equipped with certain gap between the scraper blade on the different swinging arms of the length of swinging arms.

Preferably, receiver open-ended size is greater than the size in screening groove, the receiver sets up between the bracing piece on the base, the handle surface is provided with the rubber pad.

Preferably, the servo motor is electrically connected with a power supply, and the scraper reciprocates below the center of the screening cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: through the arrangement of the screening grooves, the screening plates, the fixing threaded holes and the connecting threaded holes, the proper screening plate can be selected according to actual requirements and the diameter of the material to be screened, the bolt is used for connecting the fixing threaded holes and the connecting threaded holes in a threaded manner, so that the screening plates are connected in the screening grooves in a threaded manner for screening the material, and the screening plates fixedly connected in a threaded manner are convenient to detach and replace, clean and use; through setting up servo motor, puddler and scraper blade, utilize servo motor current opposite direction of rotation opposite direction's characteristic, the drive puddler is rotatory repeatedly in the screening cylinder to make the scraper blade drive the material at the internal rotation of screening cylinder, improve material screening efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only examples of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the external structure of the screen cylinder of the present invention;

FIG. 3 is a schematic diagram of the structure of the screening plate of the present invention;

fig. 4 is the internal structure diagram of the screening drum of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base, 2-supporting riser, 3-supporting rod, 4-arc-shaped supporting plate, 5-screening cylinder, 6-feeding port, 7-closing cap, 8-screening groove, 9-through hole, 10-bearing, 11-fixed threaded hole, 12-screening plate, 13-connecting threaded hole, 14-servo motor, 15-motor shaft, 16-rotating rod, 17-scraper, 18-storage box, 19-handle.

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 examples 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fine material screening device for a chemical plant comprises a base 1, supporting vertical plates 2 are symmetrically and fixedly installed at two ends of the top of the base 1, two groups of supporting rods 3 are symmetrically and fixedly connected to the top of the base 1 by taking the center as a symmetrical center, arc-shaped supporting plates 4 are fixedly connected to the top ends of the supporting rods 3, a screening cylinder 5 is supported on the surface of each arc-shaped supporting plate 4, a feeding port 6 is formed in the center of the top end of the screening cylinder 5, sealing covers 7 are fixedly connected to two ends of the screening cylinder 5, a screening groove 8 is formed in the center of the bottom of the screening cylinder 5, a through hole 9 is formed in the center of each sealing cover 7, a bearing 10 is arranged on the inner wall of each through hole 9, fixing threaded holes 11 are symmetrically formed in the centers of two ends of each screening groove 8, a screening plate 12 is connected in each screening groove 8, connecting threaded holes 13 matched, 14 output of servo motor rotates and is connected with

motor shaft

15, 15 end fixedly connected with rotary rod 16 of motor shaft, rotary rod 16 rotates and connects bearing 10, rotary rod 16 surperficial one side fixedly connected with scraper blade 17, be provided with receiver 18 under screening groove 8, receiver 18 places at base 1 top and both centers on same vertical face, 18 side center fixed mounting of receiver has handle 19.

The upper surface of the arc-shaped support plate 4 is tangent to the surface of the screening drum 5, and the horizontal plane where the top end of the arc-shaped support plate 4 is located and the horizontal plane where the center of the screening drum 5 is located are the same horizontal plane, so that the arc-shaped support plate 4 can better support the screening drum 5; the feeding port 6 is a rectangular strip port, and the length of each edge line of the screening groove 8 parallel to the feeding port 6 is greater than that of the edge line of the feeding port 6 in the direction; the vertical section of the screening groove 8 is arc-shaped, and the screening plate 12 is completely matched with the screening groove 8, so that a gap between the screening groove 8 and the screening plate 12 is avoided, and partial materials are hidden in the gap; the length of the rotating rod 16 is equal to the distance from the center of the side surface of the closing cover 7 to the center of the screening cylinder 5, the end parts of the rotating rods 16 are smooth surfaces, friction generated when the two groups of rotating rods 16 rotate is reduced, the end parts of the scraping plates 17 are in contact with the inner wall of the screening cylinder 5, the length of the scraping plates 17 is slightly smaller than that of the rotating rods 16, certain gaps are formed among the scraping plates 17 on different rotating rods 16, and the stirring moving effect of the scraping plates 17 on materials is guaranteed; the size of the opening of the storage box 18 is larger than that of the screening groove 8, so that screened materials are collected, the storage box 18 is arranged between the support rods 3 on the base 1, and the surface of the handle 19 is provided with a rubber pad; the servo motor 14 is electrically connected with a power supply, and the scraper 17 reciprocates at the part below the center of the screening cylinder 5 to prevent the material from splashing out of the feeding port in the stirring process.

One specific application of this embodiment is: according to the actual material interval that will be screened, select suitable screening plate 12, utilize bolt threaded connection fixed screw hole 11 and connecting screw hole 13, screening plate 12 threaded connection is fixed in screening groove 8, throw in the material through pan feeding mouth 6, start servo motor 14, utilize the opposite characteristics of the opposite pivot direction of servo motor current direction, drive puddler 16 through motor shaft 15 and do 180 degrees clockwise and anticlockwise reciprocating rotation, thereby make scraper blade 17 in the semicircle part reciprocating motion below the screening section of thick bamboo 5 center, and then drive the material and pass through screening plate 12 repeatedly, carry out the screening of material, the commodity circulation passes through screening plate 12 and gets into receiver 18, after the screening is accomplished, remove receiver 18 through handle 19, with screening plate 12, dismantle the material residue that remains, and clear up screening plate 12, for subsequent use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a fine material sieving mechanism of chemical plant, includes base (1), its characterized in that: the screening device is characterized in that supporting vertical plates (2) are symmetrically and fixedly mounted at two ends of the top of the base (1), two groups of supporting rods (3) are symmetrically and fixedly connected with the top of the base (1) by taking the center as a symmetrical center, arc-shaped supporting plates (4) are fixedly connected to the top ends of the supporting rods (3), screening drums (5) are supported on the surfaces of the arc-shaped supporting plates (4), a feeding port (6) is formed in the center of the top ends of the screening drums (5), sealing covers (7) are fixedly connected to the two ends of the screening drums (5), screening grooves (8) are formed in the center of the bottom of the screening drums (5), through holes (9) are formed in the center of the sealing covers (7), bearings (10) are arranged on the inner walls of the through holes (9), fixing threaded holes (11) are symmetrically formed in the centers of the two ends of the screening grooves (8, screening board (12) both ends central symmetry seted up with fixed screw hole (11) complex connecting thread hole (13), support riser (2) top center fixed mounting have servo motor (14), servo motor (14) output rotates and is connected with motor shaft (15), motor shaft (15) tip fixedly connected with rotary rod (16), rotary rod (16) rotate and connect bearing (10), rotary rod (16) surface one side fixedly connected with scraper blade (17), be provided with receiver (18) under screening groove (8), receiver (18) are placed and are in on same vertical face at base (1) top and both centers, receiver (18) a side center fixed mounting has handle (19).

2. The fine material screening device of the chemical plant according to claim 1, wherein: the upper surface of the arc-shaped supporting plate (4) is tangent to the surface of the screening drum (5), and the horizontal plane where the top end of the arc-shaped supporting plate (4) is located and the horizontal plane where the center of the screening drum (5) is located are the same horizontal plane.

3. The fine material screening device of the chemical plant according to claim 1, wherein: the feeding port (6) is a rectangular long-strip port, and the length of each edge line of the screening groove (8) parallel to the feeding port (6) is greater than that of the edge line of the feeding port (6) in the direction.

4. The fine material screening device of the chemical plant according to claim 1, wherein: the vertical section of the screening groove (8) is arc-shaped, and the screening plate (12) is completely coincided with the screening groove (8).

5. The fine material screening device of the chemical plant according to claim 1, wherein: the length of rotary rod (16) equals the distance of closing cap (7) side center to screening cylinder (5) center, rotary rod (16) tip is the smooth surface, scraper blade (17) tip contacts with screening cylinder (5) inner wall, be equipped with certain gap between scraper blade (17) on the length of scraper blade (17) slightly less than length and the different rotary rod (16) of rotary rod (16).

6. The fine material screening device of the chemical plant according to claim 1, wherein: receiver (18) open-ended size is greater than the size of screening groove (8), receiver (18) set up between bracing piece (3) on base (1), handle (19) surface is provided with the rubber pad.

7. The fine material screening device of the chemical plant according to claim 1, wherein: the servo motor (14) is electrically connected with a power supply, and the scraper (17) reciprocates at the part below the center of the screening drum (5).