CN212944025U

CN212944025U - Classifying screen for aquatic livestock and poultry feed production

Info

Publication number: CN212944025U
Application number: CN202021847599.XU
Authority: CN
Inventors: 毛向嵘; 赵立田
Original assignee: Henan Kangdaer Agriculture And Animal Husbandry Technology Co ltd
Current assignee: Henan Kangdaer Agriculture And Animal Husbandry Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-13
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to a classifying screen for producing aquatic livestock and poultry feed, the front part of a casing is high and the rear part is low, four corners below the casing are connected with a bracket through springs, the front end of the casing is provided with a feed inlet, an upper layer screen plate and a lower layer screen plate are detachably arranged in the casing, the upper layer screen plate is a first-level screen plate, the lower layer screen plate is a second-level screen plate, the screen plate comprises an upper porous plate and a lower porous plate, a grid rib beam is arranged in an interlayer, a bouncing ball is arranged in a grid of the grid rib beam, and the aperture of a; one side of the shell is provided with a side door which can be opened and closed, and the top of the shell is provided with a sight glass; the rear end of the shell is provided with a first-stage discharge hole, a second-stage discharge hole and a third-stage discharge hole; the top of the shell is provided with a dust collection cover, the dust collection cover is connected with an exhaust pipe, and the exhaust pipe is provided with an exhaust fan; the bottom of the machine shell is provided with a motor base, and the motor base is provided with a vibration motor. This classifying screen, screening efficiency is high, can prevent effectively that the dust from diffusing, and sieve is changed easy maintenance and is swift.

Description

Classifying screen for aquatic livestock and poultry feed production

Technical Field

The utility model belongs to the feed production field, concretely relates to classifying screen is used in aquatic products beasts and birds feed production.

Background

Aquatic livestock feed usually needs to be screened and classified according to the particle size of feed particles, and the feed classifying screen is a common feed classifying device, has large screening treatment capacity and can screen various feeds. The feed grading sieve generally uses a linear vibrating sieve, namely a linear sieve, has wide application in a plurality of industries, and is popular with wide users. However, the existing feed classifying screen generally has the problems of low working efficiency, large dust pollution, troublesome replacement operation of a screen plate and the like, and limits the benefit and development of feed enterprises to a certain extent.

SUMMERY OF THE UTILITY MODEL

In order to the above situation, the utility model designs an aquatic products are classifying screen for beasts and birds feed production.

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

a grading sieve for producing aquatic livestock and poultry feed comprises a shell and a support, wherein the shell is a rectangular box body, the shell is obliquely arranged with a high front part and a low back part according to the trend of the feed, the support is arranged below the shell, four corners of the shell are connected with the support through springs, a feed inlet is arranged above the front end of the shell, and a cavity in the shell is a sieving chamber; an upper layer sieve plate and a lower layer sieve plate which are parallel to the bottom plate of the sieving chamber are detachably arranged in the sieving chamber, the upper layer sieve plate is a first-level sieve plate, the lower layer sieve plate is a second-level sieve plate, each layer of sieve plate comprises an upper layer porous plate and a lower layer porous plate which are parallel to each other, a grid rib beam is arranged in an interlayer between the two layers of porous plates, a plurality of bouncing balls are arranged in each grid of the grid rib beam, and the sieve pore diameter of the porous plate of the first-level sieve plate is larger; one side of the shell is provided with a side door which can be opened and closed, and the top of the shell is provided with a transparent sight glass; the rear end of the shell is provided with a first-stage discharge hole, a second-stage discharge hole and a third-stage discharge hole, the first-stage discharge hole is used for discharging first-stage granular materials left after screening above the first-stage sieve plate, the second-stage discharge hole is used for discharging second-stage granular materials left after screening above the second-stage sieve plate, and the third-stage discharge hole is used for discharging crushed materials leaked after screening by the two layers of sieve plates; the top of the shell is provided with a reversed funnel-shaped dust collection cover, the upper end of the dust collection cover is connected with an exhaust pipe, and an exhaust fan is arranged on the exhaust pipe; the bottom of the machine shell is provided with a triangular slope-shaped motor base, and a vibration motor is fixedly installed on the motor base.

Further, the inclination of casing is 10 ~ 30, and two-layer sieve in the casing also has the slope of slope along the casing, and under vibrating motor's effect, the fodder can follow the motion of front end feed inlet toward rear end discharge gate direction along the slope sieve, and simultaneously, the fodder granule of less particle diameter leaks down from the sieve mesh, and the fodder granule of great particle diameter stays in the sieve top to move to the discharge gate along the sieve, discharge by the discharge gate, and then accomplish the classified screening of fodder.

Further, the bounce ball adopts solid silica gel ball, and the in-process of fodder screening is along with the vibration of sieve plate, and the bounce ball can be beaten in the intermediate layer between two-layer perforated plate ceaselessly, and the perforated plate about the collision is beaten, enlarges the vibration range of sieve plate for the intraformational feed pellet of intermediate layer drops, avoids the sieve mesh of sieve to block up, improves the work efficiency of classifying screen.

Furthermore, each both ends rigid coupling of sieve has the U type draw-in groove of channel-section steel preparation, is equipped with the convex fixture block with U type draw-in groove matched with on the casing both ends inner wall, but slidable grafting between U type draw-in groove and the fixture block, and the sieve can be pulled out fast and change.

Furthermore, the lower side of the side opening door is rotatably connected with the shell through a hinge, and an openable lock catch is arranged between the upper side of the side opening door and the shell in a matched manner; the sieve plate can be pulled out in a side-pulling way by opening the side opening door, so that the sieve plate is convenient to replace and maintain.

The utility model discloses still including other subassemblies that can make its normal use, be the conventional technical means in this field, in addition, the utility model discloses in add not limited device or subassembly, for example: vibration motor, sight glass, spring, hinge and hasp etc. all adopt the prior art in this field.

The utility model has the advantages as follows:

the grading sieve for aquatic livestock and poultry feed production has high sieving efficiency and good sieving effect; the full-closed structure is additionally provided with air draft and dust collection, so that dust diffusion is effectively prevented, and the device is safer and more environment-friendly; the side-opening pull-out type sieve plate is more convenient and quicker to replace and maintain.

Drawings

FIG. 1 is a schematic structural view of a classifying screen in the embodiment.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples

As shown in fig. 1-2, a grading sieve for aquatic livestock and poultry feed production comprises a casing 1 and a support 2, wherein the casing is a rectangular box body, the casing is obliquely arranged with a high front part and a low back part according to the direction of feed, the support is arranged below the casing, four corners of the casing are connected with the support through springs 3, a feed inlet 4 is arranged above the front end of the casing, and a sieving chamber 5 is arranged in a cavity inside the casing; an upper layer sieve plate 6 and a lower layer sieve plate 6 which are parallel to the bottom plate of the sieving chamber are detachably arranged in the sieving chamber, the upper layer sieve plate is a first-level sieve plate, the lower layer sieve plate is a second-level sieve plate, each layer of sieve plate comprises an upper layer porous plate 7 and a lower layer porous plate 7 which are parallel to each other, a grid rib beam 8 is arranged in an interlayer between the two layers of porous plates, a plurality of bouncing balls 9 are arranged in each grid of the grid rib beam, and the sieve pore diameter of the porous plate of the first-level sieve plate is; one side of the shell is provided with a side door 10 which can be opened and closed, and the top of the shell is provided with a transparent sight glass 11; the rear end of the shell is provided with a first-stage discharge hole 12, a second-stage discharge hole 13 and a third-stage discharge hole 14, the first-stage discharge hole is used for discharging first-stage granular materials left after screening above a first-stage sieve plate, the second-stage discharge hole is used for discharging second-stage granular materials left after screening above a second-stage sieve plate, and the third-stage discharge hole is used for discharging crushed materials left after screening by two sieve plates; the top of the machine shell is provided with a reversed funnel-shaped dust collection cover 15, the upper end of the dust collection cover is connected with an exhaust pipe 16, and an exhaust fan 17 is arranged on the exhaust pipe; the bottom of the machine shell is provided with a triangular slope-shaped motor base 18, and a vibration motor 19 is fixedly arranged on the motor base.

The inclination of casing is 20, and two-layer sieve in the casing also has the slope of slope along with the casing, and under vibrating motor's effect, the fodder can follow the motion of front end feed inlet toward rear end discharge gate direction along the slope sieve, and simultaneously, the fodder granule of less particle diameter leaks from the sieve mesh, and the fodder granule of great particle diameter stays in the sieve top to move along the sieve to the discharge gate, discharge by the discharge gate, and then accomplish the hierarchical screening of fodder.

The bounce ball adopts solid silica gel ball, and the in-process of fodder screening is along with the vibration of sieve plate, and the bounce ball can be beaten in the intermediate layer between two-layer perforated plate ceaselessly, and the perforated plate about the collision is strikeed, increases the vibration range of sieve plate for the intraformational fodder granule of intermediate layer drops, avoids the sieve mesh jam of sieve.

Each U-shaped clamping groove 20 made of channel steel is fixedly connected to two ends of the sieve plate, convex clamping blocks 21 matched with the U-shaped clamping grooves are arranged on the inner walls of two ends of the casing, and the U-shaped clamping grooves are in sliding insertion connection with the clamping blocks.

The lower side of the side opening door is rotatably connected with the casing through a hinge 22, an openable lock catch 23 is arranged between the upper side of the side opening door and the casing in a matched mode, and the sieve plate can be pulled out in a side-pulling mode when the side opening door is opened.

The technical solution of the present invention is not limited to the above-mentioned specific embodiments, and many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. The utility model provides an aquatic products beasts and birds are classifying screen for feed production, includes casing and support, its characterized in that: the casing is a rectangular box body, the casing is obliquely arranged with a high front part and a low back part according to the trend of the feed, a bracket is arranged below the casing, four corners of the casing are connected with the bracket through springs, a feed inlet is arranged above the front end of the casing, and a cavity in the casing is a screening chamber; an upper layer sieve plate and a lower layer sieve plate which are parallel to the bottom plate of the sieving chamber are detachably arranged in the sieving chamber, the upper layer sieve plate is a first-level sieve plate, the lower layer sieve plate is a second-level sieve plate, each layer of sieve plate comprises an upper layer porous plate and a lower layer porous plate which are parallel to each other, a grid rib beam is arranged in an interlayer between the two layers of porous plates, a plurality of bouncing balls are arranged in each grid of the grid rib beam, and the sieve pore diameter of the porous plate of the first-level sieve plate is larger; one side of the shell is provided with a side door which can be opened and closed, and the top of the shell is provided with a transparent sight glass; the rear end of the shell is provided with a first-stage discharge hole, a second-stage discharge hole and a third-stage discharge hole, the first-stage discharge hole is used for discharging first-stage granular materials left after screening above the first-stage sieve plate, the second-stage discharge hole is used for discharging second-stage granular materials left after screening above the second-stage sieve plate, and the third-stage discharge hole is used for discharging crushed materials leaked after screening by the two layers of sieve plates; the top of the shell is provided with a reversed funnel-shaped dust collection cover, the upper end of the dust collection cover is connected with an exhaust pipe, and an exhaust fan is arranged on the exhaust pipe; the bottom of the machine shell is provided with a triangular slope-shaped motor base, and a vibration motor is fixedly installed on the motor base.

2. The grading sieve for aquatic livestock and poultry feed production according to claim 1, which is characterized in that: the inclination angle of casing is 10 ~ 30.

3. The grading sieve for aquatic livestock and poultry feed production according to claim 1, which is characterized in that: the bouncing ball is a solid silica gel ball.

4. The grading sieve for aquatic livestock and poultry feed production according to claim 1, which is characterized in that: each U-shaped clamping groove made of channel steel is fixedly connected to the two ends of the sieve plate, convex clamping blocks matched with the U-shaped clamping grooves are arranged on the inner walls of the two ends of the casing, and the U-shaped clamping grooves and the clamping blocks are in sliding insertion.

5. The grading sieve for aquatic livestock and poultry feed production according to claim 1, which is characterized in that: the lower side of the side opening door is rotatably connected with the shell through a hinge, and a lock catch capable of opening and closing is arranged between the upper side of the side opening door and the shell in a matched mode.