CN219943534U

CN219943534U - Screening structure

Info

Publication number: CN219943534U
Application number: CN202321642760.3U
Authority: CN
Inventors: 毕红红; 田洪良; 李耀坤; 孙金锴; 刘玉才
Original assignee: Shandong Chaoyang Animal Husbandry Co ltd
Current assignee: Shandong Chaoyang Animal Husbandry Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-03
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a screening structure, wherein a screening mechanism is arranged at the top of a chassis, and a screening auxiliary mechanism is arranged outside the screening mechanism. According to the screening mechanism, the motor is utilized to drive the gear and the toothed ring to rotate, the cylindrical screen can be simultaneously driven to rotate continuously, the materials are filtered through meshes in the cylindrical screen, impurities in coarse fodder can be screened out, the quality of the coarse fodder is improved, the growth of cattle and sheep is promoted, in the screening auxiliary mechanism, a good dustproof effect can be achieved by arranging the two dustproof plates on the periphery of the cylindrical screen, meanwhile, the fodder can be scattered in the cylindrical screen by means of oblique blowing energy of the fan, the fodder screening area is increased, and the thoroughness of fodder screening is improved.

Description

Screening structure

Technical Field

The utility model relates to the technical field of screening machines, in particular to a screening structure.

Background

The common feed for cattle and sheep cultivation can be roughly classified into coarse feed and concentrated feed. The coarse fodder refers to fodder with natural water content below 60%, coarse fiber content in dry matter equal to or higher than 18%, and air-dried fodder such as forage grass, crop stalk, distiller's grains, etc. The concentrated feed is a type of feed with rich nutrition in unit volume or unit weight, low crude fiber content and high digestibility.

In the aspect of feeding cattle and sheep with coarse fodder, the following defects exist:

because hay is taken as a main material in the coarse fodder, broken stones and dust are mixed in the process of harvesting the grass and the wood, workers can usually put the coarse fodder into a dust raising machine to remove impurities, but the effect of removing the impurities is not ideal, and the impurities and the coarse fodder are fed to cattle and sheep for eating, so that dyspepsia of the cattle and sheep is easily caused.

Meanwhile, in the impurity removal process, not only can large dust be promoted, but also coarse fodder is piled up together and is not easy to scatter.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a screening structure, which overcomes the defects of the prior art and effectively solves the problems of unsatisfactory impurity removal effect, large dust and difficult dispersion of coarse fodder through the mutual cooperation of a screening mechanism and a screening auxiliary mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the screening structure comprises a bottom frame, wherein a screening mechanism is arranged at the top of the bottom frame, and a screening auxiliary mechanism is arranged outside the screening mechanism;

the screening mechanism comprises a cylindrical screen arranged at the top of the underframe, a toothed ring arranged at the center of the outer wall of the cylindrical screen, a gear meshed with the outer wall of the toothed ring, and a motor arranged at the bottom of the gear;

screening auxiliary mechanism includes the symmetrically distributed dust guard of welding on chassis top outer wall, welds the mounting bracket between two dust guard, passes through the symmetrically distributed fan on the mounting bracket inner wall of bolt fixed connection.

Preferably, a transmission assembly is mounted between the gear and the motor.

Preferably, a main shaft is arranged at the center of the inside of the cylindrical screen, and a connecting frame is welded between the main shaft and the cylindrical screen.

Preferably, the conveyor is installed at the bottom of the cylindrical screen on the inner wall of the bottom frame, and the conveying direction of the conveyor is opposite to that of the cylindrical screen.

Preferably, the inner walls of the two sides of the underframe are rotationally connected with symmetrically distributed positioning wheels, and the cylinder screen is slidingly connected on the outer walls of the positioning wheels.

Preferably, the leg frame is welded on the outer wall of the bottom of the underframe.

Preferably, the included angle between the blowing direction of the fan and the axial center direction of the cylinder screen is 60 degrees.

The beneficial effects of the utility model are as follows:

1. according to the screening structure, in the screening mechanism, the motor is utilized to drive the gear and the toothed ring to rotate, the cylindrical screen can be simultaneously driven to rotate continuously, materials are filtered through meshes in the cylindrical screen, impurities in coarse fodder can be screened, the quality of the coarse fodder is improved, and the growth of cattle and sheep is promoted;

2. the screening structure of this design, in screening auxiliary mechanism, through setting up two dust guard in the periphery of cylinder screen, can play fine dustproof effect, simultaneously, rely on the slant of fan to blow can scatter the fodder in the inside of cylinder screen, increased the area of fodder screening, improve the thoroughness of fodder screening.

Drawings

Fig. 1 is a schematic front view of an overall structure of a screening structure according to the present utility model;

FIG. 2 is a schematic side view of the whole screening structure according to the present utility model;

FIG. 3 is a schematic bottom view of the whole structure of a screening structure according to the present utility model;

fig. 4 is a schematic diagram of a screening mechanism of a screening structure according to the present utility model.

In the figure: 1. a chassis; 2. a screening mechanism; 21. a cylindrical screen; 22. a toothed ring; 23. a gear; 24. a motor; 3. a screening auxiliary mechanism; 31. a dust-proof plate; 32. a mounting frame; 33. a fan; 4. a main shaft; 5. a connecting frame; 6. a conveyor; 7. a positioning wheel; 8. a leg frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

First embodiment, referring to fig. 1 and 4, a screening structure, including chassis 1, chassis 1 top is provided with screening mechanism 2, and screening mechanism 2 includes following parts:

screening mechanism 2: the screening mechanism 2 comprises a cylindrical screen 21 arranged at the top of the underframe 1, a toothed ring 22 arranged at the center of the outer wall of the cylindrical screen 21, a gear 23 meshed with the outer wall of the toothed ring 22, and a motor 24 arranged at the bottom of the gear 23.

In this embodiment, the motor 24 is used to drive the gear 23 and the toothed ring 22 to rotate, so that the cylindrical screen 21 can be driven to rotate continuously, the material is filtered through the meshes inside the cylindrical screen 21, impurities in the coarse fodder can be screened, the quality of the coarse fodder is improved, and the growth of cattle and sheep is promoted.

In a second embodiment, referring to fig. 2, a screening structure further includes a screening auxiliary mechanism 3, where the screening auxiliary mechanism 3 includes the following components:

screening assisting mechanism 3: the screening auxiliary mechanism 3 comprises symmetrically distributed dust-proof plates 31 welded on the outer wall of the top of the underframe 1, a mounting frame 32 welded between the two dust-proof plates 31, and symmetrically distributed fans 33 fixedly connected on the inner wall of the mounting frame 32 through bolts.

In this embodiment, through setting up two dust guard 31 in the periphery of cylinder screen 21, can play fine dustproof effect, simultaneously, rely on the slant of fan 33 to blow the wind and can scatter the fodder in the inside of cylinder screen 21, increased the area of fodder screening, improve the thoroughness of fodder screening.

Referring to fig. 4, a transmission assembly is installed between the gear 23 and the motor 24.

Referring to fig. 4, a main shaft 4 is provided at the inner center of the cylindrical screen 21, and a connection frame 5 is welded between the main shaft 4 and the cylindrical screen 21.

Referring to fig. 1, a conveyor 6 is installed at the bottom of the cylindrical screen 21 on the bottom inner wall of the bottom frame 1, and the conveyor 6 is opposite to the conveying direction of the cylindrical screen 21.

Referring to fig. 3, the inner walls of both sides of the bottom frame 1 are rotatably connected with symmetrically distributed positioning wheels 7, and the cylindrical screen 21 is slidably connected to the outer walls of the positioning wheels 7.

Referring to fig. 3, a leg frame 8 is welded to the outer wall of the bottom of the base frame 1.

Referring to fig. 2, the angle between the blowing direction of the fan 33 and the axial direction of the cylindrical screen 21 is 60 °.

Working principle: when the motor 24 rotates, through the cooperation of drive assembly, gear 23 and drive the inside drum sieve 21 of ring gear 22 rotate, the cattle and sheep fodder is poured into in drum sieve 21 earlier before the screening, roll in drum sieve 21, the mesh that is inside through drum sieve 21 filters, the impurity in the coarse fodder is sieved out, in this process, utilize two dust guard 31 to set up at the periphery of drum sieve 21 to increase dustproof effect, simultaneously, rely on the slant of fan 33 to blow the wind and can scatter the fodder in drum sieve 21's inside, thoroughly screen the fodder.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The screening structure comprises a bottom frame (1), and is characterized in that a screening mechanism (2) is arranged at the top of the bottom frame (1), and a screening auxiliary mechanism (3) is arranged outside the screening mechanism (2);

the screening mechanism (2) comprises a cylindrical screen (21) arranged at the top of the underframe (1), a toothed ring (22) arranged at the center of the outer wall of the cylindrical screen (21), a gear (23) meshed with the outer wall of the toothed ring (22), and a motor (24) arranged at the bottom of the gear (23);

screening auxiliary mechanism (3) are including welding dust guard (31) of symmetric distribution on chassis (1) top outer wall, weld mounting bracket (32) between two dust guard (31), through bolt fixed connection on symmetrically distributed's fan (33) on mounting bracket (32) inner wall.

2. A screening arrangement according to claim 1, characterized in that a transmission assembly is mounted between the gear wheel (23) and the motor (24).

3. A screening arrangement according to claim 1, characterized in that the centre of the interior of the cylindrical screen (21) is provided with a main shaft (4), and that a connection frame (5) is welded between the main shaft (4) and the cylindrical screen (21).

4. A screening arrangement according to claim 1, characterized in that the conveyor (6) is mounted on the bottom of the bottom inner wall of the bottom frame (1) at the bottom of the cylindrical screen (21), and in that the conveyor (6) is counter to the conveying direction of the cylindrical screen (21).

5. A screening arrangement according to claim 1, characterized in that the inner walls of the two sides of the chassis (1) are rotatably connected with symmetrically distributed positioning wheels (7), and that the cylindrical screen (21) is slidably connected to the outer walls of the positioning wheels (7).

6. A screening arrangement according to claim 1, characterized in that the outer wall of the bottom of the chassis (1) is welded with legs (8).

7. A screening arrangement according to claim 1, characterized in that the angle between the direction of the air flow of the fan (33) and the axial direction of the cylindrical screen (21) is 60 °.