CN211914476U

CN211914476U - Alfalfa grass meal rotary screen

Info

Publication number: CN211914476U
Application number: CN202020024212.4U
Authority: CN
Inventors: 李金海
Original assignee: Gansu Tian Yinong Animal Husbandry Science And Technology Co ltd
Current assignee: Gansu Tian Yinong Animal Husbandry Science And Technology Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-11-13
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses an alfalfa grass meal drum screen, including the drum screen that is used for holding alfalfa grass meal, fix the drum screen lateral wall and with the coaxial elastic drive mechanism in drum screen axle center, be used for the installation elastic drive mechanism's mounting bracket, be used for fixing the base of mounting bracket and connection elastic drive mechanism is used for driving the mechanism is shaken in the hanging of the horizontal vibrations of drum screen, the base is relative mounting bracket one side is fixed with and is used for the installation the support that shakes the mechanism is shaken in the hanging. The device drives the elastic driving mechanism to rotate through the motor simultaneously, so that the cylindrical screen is driven to rotate, the bevel gear set drives the residual gear to rotate, the residual gear drives the sliding part and the pushing part through the rack plate and the rotating part drives the rotating cylindrical screen to rotate and move transversely at the same time, after teeth on the residual gear are separated from teeth on the rack plate, the cylindrical screen is automatically driven to transversely reset through the elasticity of the pressure spring, and the screening function of synchronization of rotation and transverse vibration is achieved.

Description

Alfalfa grass meal rotary screen

Technical Field

The utility model relates to a selection field specifically is an alfalfa grass meal drum sieve.

Background

Alfalfa is known as the king of pasture, not only has high yield but also has excellent quality, and is popular with various livestock and poultry. The planting area of alfalfa in China is about 133 ten thousand hm ^ 2. With the development of commodity economy, the industrialized scale of the alfalfa is rapidly developed, and the planting area of the alfalfa is expanding.

Alfalfa contains a large amount of crude protein, abundant carbohydrates, B vitamins, vitamin C, E, iron and other micronutrients, can be used for feeding livestock, and is one of the oldest foods for human beings. The sprouts of the alfalfa are eaten mainly in early spring and are high in nutritional ingredients, rich in dietary fibers, few in saccharides and low in calorie, and the high-fiber low-calorie alfalfa is a good high-fiber low-calorie food.

In alfalfa plumule course of working, need dry the powder process earlier with it, then screen it, guarantee whole powder particle size, current device that is used for alfalfa grass meal to select separately is the drum sieve, screens the powder through the pivoted mode, but because the rolling atress is less, relies on gravity separation completely, separation efficiency is not high and easily takes place to block up.

Disclosure of Invention

Based on the weak point among the prior art that mentions among the above-mentioned background art, for this reason the utility model provides an alfalfa grass meal drum sieve.

The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:

the utility model provides an alfalfa grass meal rotary screen, is including the canister sieve that is used for holding alfalfa grass meal, fix the canister sieve lateral wall and with coaxial elastic drive mechanism in canister sieve axle center, be used for the installation elastic drive mechanism's mounting bracket, be used for fixing the base of mounting bracket and connection elastic drive mechanism is used for driving the mechanism is shaken in hanging of the horizontal vibrations of canister sieve, the base is relative mounting bracket one side is fixed with and is used for the installation hang the support of shaking the mechanism.

As a further aspect of the present invention: the elastic driving mechanism comprises an output shaft, a motor, a sleeve piece, a guide rod, a sleeve shaft and a pressure spring, wherein the output shaft penetrates through the mounting frame and is mounted with the mounting frame through a bearing, the motor is connected with the output shaft and mounted on the mounting frame, the sleeve piece is symmetrically fixed on one side, far away from the motor, of the output shaft, the guide rod is sleeved on the sleeve piece and is fixedly connected with the side wall of the drum screen, the sleeve shaft is sleeved on the output shaft in a sliding mode and is fixed at the center of the side wall of the drum screen, and.

As a further aspect of the present invention: the drum screen is hinged with an openable cover plate, a lock catch used for fixing the free edge of the cover plate and the outer wall of the drum screen is arranged between the rear part of the cover plate and the drum screen, and the drum screen and the cover plate are combined to form a cylindrical object.

As a further aspect of the present invention: the suspension vibration mechanism comprises a first bevel gear fixed on the output shaft, a second bevel gear rotatably arranged on the mounting frame and meshed with the first bevel gear, a reciprocating transverse moving assembly connected with the second bevel gear, a pushing piece fixed on the reciprocating transverse moving assembly, and a rotating piece rotatably arranged on the pushing piece.

As a further aspect of the present invention: reciprocating transverse moving subassembly is including rotating the setting and being in mounting bracket lower part is connected through the driving medium the residual gear of No. two bevel gears, with the rack plate of the tooth meshing on the residual gear, with on fixed slider of rack plate and both ends are fixed in respectively support and mounting bracket and with the guide of slider registrate, wherein, residual gear part has the tooth part toothless, and residual gear passes through the driving medium and connects No. two bevel gears, the propelling movement piece is fixed on the slider.

As a further aspect of the present invention: the base is provided with a receiving part for receiving materials falling from sieve holes on the drum screen, and the transverse length of the receiving part is greater than the sum of the length of the drum screen and the transverse moving stroke of the drum screen.

As a further aspect of the present invention: the sliding piece is provided with a triangular pyramid-shaped separating piece, and the top of the separating piece is a switching part with inclined planes on two sides.

After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the device drives the rotation of elastic drive mechanism simultaneously through the motor to drive the bobbin screen, and drive the residual gear rotation under the effect of bevel gear group, the residual gear drives slider and propelling part and rotates the piece and drive pivoted bobbin screen and rotate lateral shifting on one side with the help of the rack board, after tooth on the residual gear separates with the tooth on the rack board, with the help of the elasticity automatic drive bobbin screen of pressure spring transversely resets, reach and rotate and transversely shake synchronous screening function, screening efficiency is higher.

Drawings

Fig. 1 is a schematic structural view of a alfalfa grass meal rotary screen.

Fig. 2 is a schematic structural diagram of a sliding member and a separating member in the alfalfa meal rotary screen.

Fig. 3 is a schematic structural diagram of a receiving member in the alfalfa grass meal rotary screen.

In the figure: 1-a base; 2-a mounting rack; 3-a scaffold; 4-an electric motor; 5-an output shaft; 6-sleeve shaft; 7-a pressure spring; 8-a guide rod; 9-a kit; 10-drum screen; 11-a cover plate; 12-bevel gear number one; 13-second bevel gear; 14-a transmission member; 15-residual gear; 16-a rack plate; 17-a slide; 18-a guide; 19-a push member; 20-a rotating member; 21-receiving parts; 22-separating element.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. 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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 3, in an embodiment of the present invention, an alfalfa meal trommel screen includes a trommel screen 10 for holding alfalfa meal, an elastic driving mechanism fixed on a side wall of the trommel screen 10 and coaxial with an axis of the trommel screen 10, a mounting frame 2 for mounting the elastic driving mechanism, a base 1 for fixing the mounting frame 2, and a suspension mechanism connected to the elastic driving mechanism and used for driving the trommel screen 10 to vibrate transversely, wherein a support 3 for mounting the suspension mechanism is fixed on one side of the base 1 opposite to the mounting frame 2;

in detail, the drum screen 10 is driven to rotate by the elastic driving mechanism, so as to realize the screening function, and meanwhile, the elastic driving mechanism drives the drum screen to rotate.

In an embodiment of the present invention, the elastic driving mechanism includes an output shaft 5 penetrating through the mounting frame 2 and mounted through a bearing, a motor 4 connected to the output shaft 5 and mounted on the mounting frame 2, a sleeve 9 symmetrically fixed on a side of the output shaft 5 far from the motor 4, a guide rod 8 sleeved on the sleeve 9 and fixedly connected to a side wall of the screen 10, a sleeve 6 slidably sleeved on the output shaft 5 and fixing a center of the side wall of the screen 10, and a pressure spring 7 for connecting the sleeve 6 and the output shaft 5;

the output shaft 5 is driven to rotate by the working of the motor 4, the output shaft 5 drives the guide rods 8 to rotate through the sleeve parts 9 on the two sides, so that the drum screen 10 is driven to rotate and screen, and the drum screen 10 connected with the sleeve parts 9 through the guide rods 8 can transversely move along the axial direction of the output shaft 5.

In another embodiment of the present invention, the drum sieve 10 is hinged with an openable cover plate 11, the rear portion of the cover plate 11 is provided with a lock catch between the drum sieve 10 for fixing the free edge of the cover plate 11 and the outer wall of the drum sieve 10, the drum sieve 10 and the cover plate 11 are combined to form a cylinder, the cover plate 11 can be opened by rotating the cover plate 11 by opening the lock catch, so as to add alfalfa powder into the drum sieve 10, and the drum sieve 10 is rotated to match the sieve pores uniformly opened on the drum sieve 10 for sieving.

In another embodiment of the present invention, the suspension vibration mechanism includes a first bevel gear 12 fixed on the output shaft 5, a second bevel gear 13 rotatably disposed on the mounting frame 2 and engaged with the first bevel gear 12, a reciprocating traverse assembly connected to the second bevel gear 13, a pushing member 19 fixed on the reciprocating traverse assembly, and a rotating member 20 rotatably disposed on the pushing member 19;

wherein, pivoted output shaft 5 drives a bevel gear 12 and rotates to drive No. two bevel gear 13 and rotate, No. two bevel gear 13 drives reciprocal sideslip subassembly with the help of driving medium 14 and removes, thereby drive push member 19 and rotate 20 drive tube screen 10 sideslip compression pressure spring 7, compress and drive tube screen 10 reverse slip under the elasticity of pressure spring 7 after certain stroke, so circulate realization tube screen 10 and rotate horizontal vibration screening simultaneously, prevent the mesh jam on the pivoted tube screen 10.

In another embodiment of the present invention, the reciprocating traversing assembly comprises a residual gear 15 rotatably disposed at the lower portion of the mounting frame 2 and connected to the bevel gear No. two 13 via a transmission member 14, a rack plate 16 engaged with teeth on the residual gear No. 15, a sliding member 17 fixed to the rack plate 16, and a guide member 18 having two ends fixed to the support frame 3 and the mounting frame 2 respectively and engaged with the sliding member 17, wherein the residual gear 15 has partially toothed portions and is toothless, the residual gear 15 is connected to the bevel gear No. two 13 via the transmission member 14, a pushing member 19 is fixed to the sliding member 17, the rotating bevel gear No. two 13 drives the residual gear No. 15 to rotate clockwise via the transmission member 14, when the toothed portions on the residual gear 15 are combined with the rack plate 16, the sliding member 17 and the pushing member 19 are driven to move toward the side close to the motor 4, thereby driving the screen 10 to simultaneously move and synchronously traverse the compression spring 7, after the toothed part on the residual gear 15 is separated from the rack plate 16, the reciprocating transverse moving component and the drum screen 10 are driven to reset under the action of the elastic force of the pressure spring 7, so that the transverse vibrating screen is realized in a reciprocating mode, and the function of rotary and suspension vibration composite screening is achieved.

In the utility model discloses a still another embodiment, be provided with on the base 1 and be used for receiving the material that falls from the sieve mesh on the drum sieve 10 and connect material 21, the lateral length who connects material 21 is greater than the sum of drum sieve 10 length and drum sieve 10 lateral shifting stroke to guarantee that the material can not drop outside connecing material 21 because of horizontal vibrations.

In another embodiment of the present invention, in order to prevent the material from falling on the sliding member 17 and not falling off, the sliding member 17 is provided with a triangular pyramid-shaped separating member 22, the top of the separating member 22 is a junction portion of two inclined planes, and the material falling on the sliding member 17 can be smoothly discharged into the receiving member 21 by the separating member 22.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

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. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. The utility model provides an alfalfa grass meal rotary screen, its characterized in that, including drum screen (10) that are used for holding alfalfa grass meal, fix drum screen (10) lateral wall and with the coaxial elastic drive mechanism in drum screen (10) axle center, be used for the installation elastic drive mechanism's mounting bracket (2), be used for fixing base (1) and the connection of mounting bracket (2) elastic drive mechanism is used for driving the mechanism is shaken in hanging of drum screen (10) horizontal vibrations, base (1) is relative mounting bracket (2) one side is fixed with and is used for the installation hang support (3) of shaking the mechanism.

2. The alfalfa grass dust rotary screen according to claim 1, characterized in that the elastic driving mechanism comprises an output shaft (5) penetrating through the mounting frame (2) and mounted through a bearing, a motor (4) connected with the output shaft (5) and mounted on the mounting frame (2), a sleeve member (9) symmetrically fixed on one side of the output shaft (5) far away from the motor (4), a guide rod (8) sleeved on the sleeve member (9) and fixedly connected with the side wall of the drum screen (10), a sleeve shaft (6) slidably sleeved on the output shaft (5) and fixing the center of the side wall of the drum screen (10), and a pressure spring (7) for connecting the sleeve shaft (6) and the output shaft (5).

3. The rotary screen for alfalfa meal according to claim 1, characterized in that an openable cover plate (11) is hinged to the drum screen (10), a lock catch for fixing the free edge of the cover plate (11) to the outer wall of the drum screen (10) is arranged between the rear part of the cover plate (11) and the drum screen (10), and the drum screen (10) and the cover plate (11) are combined to form a cylinder.

4. The alfalfa grass dust rotary screen according to claim 2, characterized in that the suspension vibration mechanism comprises a first bevel gear (12) fixed on the output shaft (5), a second bevel gear (13) rotatably arranged on the mounting frame (2) and meshed with the first bevel gear (12), a reciprocating traversing assembly connected with the second bevel gear (13), a pushing member (19) fixed on the reciprocating traversing assembly, and a rotating member (20) rotatably arranged on the pushing member (19).

5. A alfalfa grass meal trommel according to claim 4, characterized in that the reciprocating traversing assembly comprises a residual gear (15) rotatably arranged at the lower part of the mounting frame (2) and connected to the bevel gear II (13) through a transmission member (14), a rack plate (16) engaged with teeth on the residual gear (15), a sliding member (17) fixed to the rack plate (16), and a guide member (18) with both ends fixed to the bracket (3) and the mounting frame (2) respectively and engaged with the sliding member (17), wherein the residual gear (15) has teeth and is non-toothed, the residual gear (15) is connected to the bevel gear II (13) through the transmission member (14), and the pushing member (19) is fixed to the sliding member (17).

6. A alfalfa meal trommel according to claim 5, characterized in that the base (1) is provided with a receiving member (21) for receiving material falling through the holes in the screen (10), the transverse length of the receiving member (21) being larger than the sum of the length of the screen (10) and the transverse travel of the screen (10).

7. The alfalfa grass dust rotary screen according to claim 5, characterized in that the sliding member (17) is provided with a triangular pyramid-shaped separating member (22), and the top of the separating member (22) is an adapter part with two inclined surfaces.