CN216728102U - Environment-friendly screening machine - Google Patents

Abstract

The utility model provides an environment-friendly screening machine, which comprises a frame structure and a driving device, wherein the frame structure comprises a frame plate, the lower end of the frame plate is provided with a support frame, the heights of two front side support frames are smaller than those of two support frames on the rear side, the frame plate is provided with a lower shell, the upper end of the lower shell is provided with an upper shell, the rear side of the upper shell is provided with a curved feed pipe, and the interiors of the upper shell and the lower shell are provided with a rotary screen; drive arrangement is including driving motor, driving motor installs on the frame board, and driving motor's output installs the rotation beam barrel, the rotation beam barrel runs through the both sides of casing down, and install a plurality of links on the rotation beam barrel, a plurality of links all are connected with the inner wall of drum sieve, both sides are provided with coarse fodder discharge gate and fine material discharge gate respectively around the lower extreme of casing down, this device wraps up the drum sieve in inside through last casing and lower casing, carry out airtight operational environment, thereby realize environmental protection production, the protection workman is healthy.

Description

Environment-friendly screening machine

Technical Field

The utility model relates to the technical field of screening machines, in particular to an environment-friendly screening machine.

Background

The process of dividing the crushed material into different size fractions by one or more layers of screening surface is called screening. The sieving machine is a vibrating sieving mechanical device which utilizes the relative movement of the bulk material and the sieve surface to lead partial particles to penetrate through sieve pores and divide the materials such as sand, gravel, broken stone and the like into different grades according to the particle size. The screening process of the screening machine is generally continuous, after screening raw materials are fed onto a screening machine (called a screen for short), materials smaller than the size of the screen holes penetrate the screen holes and are called undersize products; materials larger than the size of the sieve pores are continuously discharged from the sieve surface and are called oversize products; the roller screening machine is a common device in the production of compound fertilizers and industrial materials, is mainly used for separating finished products from returned materials, and can also realize the grading of the finished products so as to uniformly classify the finished products. The combined screen is adopted, so that the maintenance and the replacement are convenient, and the machine has simple structure, convenient operation and stable operation;

however, the requirements on the size fraction of the raw materials during production of steelmaking deoxidizers and the like are strict, a large amount of fine particles are generated after the raw materials are crushed and need to be removed by screening, and if open screening equipment is adopted, the environmental protection and dust collection are not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an environment-friendly sieving machine to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

an environment-friendly screening machine comprises a frame structure and a driving device, wherein the frame structure comprises a frame plate, the four corners of the lower end of the frame plate are respectively provided with a support frame, the heights of the two support frames on the front side are smaller than those of the two support frames on the rear side, the frame plate is provided with a lower shell, the upper end of the lower shell is provided with an upper shell, the rear side of the upper shell is provided with a curved feed pipe, the interiors of the upper shell and the lower shell are provided with a drum screen, and the tail end of the curved feed pipe is positioned on the rear side face of the drum screen; the driving device comprises a driving motor, the driving motor is installed on a frame plate, a rotating shaft roller is installed at the output end of the driving motor, the rotating shaft roller penetrates through the two sides of the lower shell, a plurality of connecting frames are installed on the rotating shaft roller and are connected with the inner wall of the rotary screen, a coarse material discharge port and a fine material discharge port are respectively arranged on the front side and the rear side of the lower end of the lower shell, the coarse material discharge port is located at the lower end of the discharge port of the rotary screen, and the fine material discharge port is located at the lower end of the rotary screen.

Furthermore, four the shock attenuation cushion is all installed to the lower extreme of support frame, and the front side is two all install the connecting plate between the support frame and between two support frames of rear side.

Furthermore, the upper end of the front side of the upper shell is provided with a dust removal port.

Furthermore, go up the casing and all install the butt joint dish with lower casing connection face, two the butt joint dish is connected through a plurality of fixing bolt.

Furthermore, install the baffler on the lower extreme inner wall of lower casing, the baffler is located between coarse fodder discharge gate and the fine material discharge gate.

Furthermore, every three connecting frames are arranged on the rotating shaft roller at equal intervals, and the three connecting frames on the same vertical section are also distributed at equal angles.

Furthermore, the space between the rear side feed ports of the plurality of trommel screens is smaller than the inner diameter of the trommel screens.

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

the rotary screen is wrapped inside by the upper shell and the lower shell, and a closed operation environment is performed, so that environment-friendly production is realized, and the health of workers is protected; at first start driving motor function, thereby make rotation beam barrel and link drive the drum sieve and rotate, later rethread toward bent type inlet pipe pour into the raw materials into make it get into in the drum sieve, because rack construction's front side is less than the rear side, so keep away from the limit screening limit and roll forward, thereby make the fine material after the screening discharge gate discharge from fine material, and the coarse material can be followed the front end discharge gate department roll-out of drum sieve and is discharged from the coarse material discharge gate, and can realize going up the inside dust removal of casing and lower casing through connecting the dust remover at the dust removal mouth, practicality and feature to protect the environment improve greatly.

Drawings

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

FIG. 2 is a cross-sectional view of the interior of the upper and lower housings of the present invention;

FIG. 3 is a plan view of the rotating shaft roller and the connecting frame of the present invention;

FIG. 4 is a schematic view of a trommel of the present invention;

in the figure: 1. a frame structure; 2. an upper housing; 3. a lower housing; 4. a docking tray; 5. a drive device; 6. a drum screen; 11. a frame plate; 12. a support frame; 13. a shock-absorbing rubber pad; 21. a curved feed tube; 22. a dust removal port; 31. a coarse material outlet; 32. a fine material discharge port; 33. a barrier plate; 51. a drive motor; 52. rotating the shaft roller; 53. a connecting frame.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of such term knowledge in the specification of the utility model is for the purpose of describing particular embodiments and is not intended to be limiting of the utility model, and the use of the term "and/or" herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution: an environment-friendly screening machine comprises a frame structure 1 and a driving device 5, wherein the frame structure 1 comprises a frame plate 11, supporting frames 12 are respectively arranged at four corners of the lower end of the frame plate 11, the heights of the two supporting frames 12 on the front side are smaller than the heights of the two supporting frames 12 on the rear side, a lower shell 3 is arranged on the frame plate 11, an upper shell 2 is arranged at the upper end of the lower shell 3, a curved feeding pipe 21 is arranged on the rear side of the upper shell 2, a rotary screen 6 is arranged inside the upper shell 2 and the lower shell 3, and the tail end of the curved feeding pipe 21 is positioned on the rear side face of the rotary screen 6; the driving device 5 comprises a driving motor 51, the driving motor 51 is installed on the frame plate 11, the output end of the driving motor 51 is provided with a rotating shaft roller 52, the rotating shaft roller 52 penetrates through two sides of the lower shell 3, the rotating shaft roller 52 is provided with a plurality of connecting frames 53, the connecting frames 53 are all connected with the inner wall of the drum screen 6, the front side and the rear side of the lower end of the lower shell 3 are respectively provided with a coarse material discharge port 31 and a fine material discharge port 32, the coarse material discharge port 31 is positioned at the lower end of the discharge port of the drum screen 6, and the fine material discharge port 32 is positioned at the lower end of the drum screen 6; at first, start driving motor 51 and function, thereby make axis of rotation roller 52 and link 53 drive drum sieve 6 and rotate, later the rethread pours into the raw materials into to make it get into in the drum sieve 6 toward bent type inlet pipe 21, because the front side of rack construction 1 is less than the rear side, so keep away from the side screening limit and roll forward, thereby make the fine material after the screening discharge gate 32 discharge from fine material, and the coarse fodder can roll out from the front end discharge gate department of drum sieve 6 and discharge from coarse fodder discharge gate 31, and can realize going up casing 2 and the inside dust removal of casing 3 down through connecting the dust remover at dust removal mouth 22, practicality and feature for environmental protection improve greatly.

Please refer to fig. 1 again, the lower ends of the supporting frames 12 are all installed with a damping rubber pad 13, and a connecting plate is installed between the two supporting frames 12 at the front side and between the two supporting frames 12 at the rear side, so that the damping rubber pad 13 can reduce the vibration generated during the operation of the device, and the stability between the supporting frames 12 can be increased by the connecting plate.

Please refer to fig. 1 again, the upper end of the front side of the upper shell 2 is provided with a dust removing opening 22, and a dust remover can be connected through the dust removing opening 22, so as to clean the dust inside the upper shell 2 and the lower shell 3; go up casing 2 and casing 3 connection face down and all install butt joint dish 4, two butt joint dish 4 is connected through a plurality of fixing bolt, can separate last casing 2 and casing 3 down through dismantling fixing bolt to better clear up or maintain trommel 6, drive arrangement 5 etc..

Referring again to fig. 2, a blocking plate 33 is installed on the inner wall of the lower end of the lower casing 3, and the blocking plate 33 is located between the coarse material outlet 31 and the fine material outlet 32, thereby preventing the coarse material and the fine material from being mixed again.

Please refer to fig. 3 again, three of the connecting frames 53 are installed on the rotating shaft 52 at equal intervals, and the three connecting frames 53 on the same vertical section are distributed at equal angles, so as to reduce the space occupied by the connecting frames 53 inside the drum screen 6, and the triangular distribution can improve the supporting force and stability.

Referring again to fig. 4, the rear side feed openings of the plurality of trommel screens 6 are smaller than the inner diameter of the trommel screens 6, thereby preventing the raw material from leaking out of the rear side of the trommel screens 6 just after entering the trommel screens 6.

The specific operation mode of the utility model is as follows:

at first, start driving motor 51 and function, thereby make axis of rotation roller 52 and link 53 drive drum sieve 6 and rotate, later the rethread pours into the raw materials into to make it get into in the drum sieve 6 toward bent type inlet pipe 21, because the front side of rack construction 1 is less than the rear side, so keep away from the side screening limit and roll forward, thereby make the fine material after the screening discharge gate 32 discharge from fine material, and the coarse fodder can roll out from the front end discharge gate department of drum sieve 6 and discharge from coarse fodder discharge gate 31, and can realize going up casing 2 and the inside dust removal of casing 3 down through connecting the dust remover at dust removal mouth 22, practicality and feature for environmental protection improve greatly.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above embodiments, and it is within the scope of the utility model to adopt the method concept and technical solution of the utility model to make such insubstantial modifications, or to directly apply the concept and technical solution of the utility model to other applications without any modification.

Claims (7)

1. The environment-friendly screening machine comprises a frame structure (1) and a driving device (5), and is characterized in that the frame structure (1) comprises a frame plate (11), wherein supporting frames (12) are mounted at four corners of the lower end of the frame plate (11), the heights of the two front sides of the supporting frames (12) are smaller than those of the two rear sides of the supporting frames (12), a lower shell (3) is mounted on the frame plate (11), an upper shell (2) is mounted at the upper end of the lower shell (3), a curved feeding pipe (21) is mounted at the rear side of the upper shell (2), rotary screens (6) are mounted inside the upper shell (2) and the lower shell (3), and the tail end of the curved feeding pipe (21) is located on the rear side face of the rotary screens (6); the driving device (5) comprises a driving motor (51), the driving motor (51) is installed on a frame plate (11), a rotating shaft roller (52) is installed at the output end of the driving motor (51), the rotating shaft roller (52) penetrates through the two sides of the lower shell (3), a plurality of connecting frames (53) are installed on the rotating shaft roller (52), the connecting frames (53) are connected with the inner wall of the drum screen (6), a coarse material discharge port (31) and a fine material discharge port (32) are respectively arranged on the front side and the rear side of the lower end of the lower shell (3), the coarse material discharge port (31) is located at the lower end of the discharge port of the drum screen (6), and the fine material discharge port (32) is located at the lower end of the drum screen (6).

2. The environment-friendly screening machine according to claim 1, characterized in that the lower ends of the four support frames (12) are respectively provided with a damping rubber pad (13), and a connecting plate is respectively arranged between the two support frames (12) at the front side and between the two support frames (12) at the rear side.

3. The environment-friendly screening machine according to claim 1, characterized in that the upper end of the front side of the upper casing (2) is provided with a dust removal opening (22).

4. The environment-friendly screening machine according to claim 1, wherein the connection surfaces of the upper casing (2) and the lower casing (3) are provided with butt joint discs (4), and the two butt joint discs (4) are connected through a plurality of fixing bolts.

5. The environment-friendly screening machine according to claim 1, characterized in that a baffle plate (33) is installed on the inner wall of the lower end of the lower casing (3), and the baffle plate (33) is located between the coarse material outlet (31) and the fine material outlet (32).

6. The environment-friendly screening machine according to claim 1, characterized in that a plurality of the connecting frames (53) are installed on the rotating shaft roller (52) in groups of three at equal distances, and the three connecting frames (53) of the same vertical section are also distributed at equal angles.

7. The environment-friendly screening machine according to claim 1, characterized in that the space between the rear side inlets of the plurality of trommel screens (6) is smaller than the inner diameter of the trommel screens (6).

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