CN111567424B - Livestock feeding device capable of reducing waste and facilitating collection - Google Patents

Livestock feeding device capable of reducing waste and facilitating collection Download PDF

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Publication number
CN111567424B
CN111567424B CN202010553472.5A CN202010553472A CN111567424B CN 111567424 B CN111567424 B CN 111567424B CN 202010553472 A CN202010553472 A CN 202010553472A CN 111567424 B CN111567424 B CN 111567424B
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China
Prior art keywords
trough
feeding
auger
feeding trough
bearing
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CN111567424A (en
Inventor
耿端阳
姚艳春
朱俊科
印祥
杨善东
张银平
陈玉龙
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Shandong University of Technology
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Shandong University of Technology
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Priority to CN202010553472.5A priority Critical patent/CN111567424B/en
Publication of CN111567424A publication Critical patent/CN111567424A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K5/00Feeding devices for stock or game ; Feeding wagons; Feeding stacks
    • A01K5/01Feed troughs; Feed pails
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K5/00Feeding devices for stock or game ; Feeding wagons; Feeding stacks
    • A01K5/001Fodder distributors with mixer or shredder
    • A01K5/002Fodder distributors with mixer or shredder with mixing or shredding element rotating on horizontal axis

Abstract

The invention provides a livestock feeding device which reduces waste and is convenient to collect. This technical scheme bears the feeding trough in a horizontally pivot, and this pivot position is higher than the cambered surface axis of feeding trough, and meanwhile, has add the tractive spring in feeding trough lower extreme centre position, based on the self gravity of feeding trough and the tractive force of spring, when the feeding trough rotated under the livestock promoted, the fodder can return immediately, avoids the fodder to spill out. In addition, the inner wall of the feeding trough is additionally provided with the protrusions distributed in an array manner, so that the contact between the residual feed and the outside air can be improved to a certain extent, and the adhesion problem is relieved; in addition, the closable discharge opening is additionally arranged on the bottom surface of the feeding groove, the auger is arranged at the lower end of the discharge opening, when the feeding groove needs to be cleaned, residual feed can be manually brushed to the discharge opening and then falls into the auger at the lower part, the auger is started again and pushed to the outside, and therefore cleaning work can be conveniently completed.

Description

Livestock feeding device capable of reducing waste and facilitating collection
Technical Field
The invention relates to the technical field of livestock breeding, in particular to a livestock feeding device capable of reducing waste and facilitating collection.
Background
In the process of breeding large livestock, a feed trough is usually adopted to contain feed and is used as a container for the livestock to eat. The conventional feed bunk is not specially designed at present and is only fixedly arranged at a position which can be reached by livestock, and the mode has long been used, but has a plurality of defects in the using process.
Since the livestock has a habit of tending to concentrated feed (namely selecting concentrated feed in mixed feed, such as corn flour, bran and the like), the feed is often pushed out of the tank, so that the waste is serious. In addition, after the livestock eats the feed, a part of feed is left in the groove body more or less, and the conventional inner wall is in a smooth structure, so that the residual feed is easy to adhere to the inner wall, is not convenient to clean, and is easy to cause pollution due to deterioration. In addition, the conventional feed bunk is closed at the periphery and the bottom except for the upper end opening, so that residual feed in the conventional feed bunk is not easy to clear.
Disclosure of Invention
The invention aims to solve the technical defects of the prior art, and provides a livestock feeding device which reduces waste and is convenient to collect, so as to solve the technical problem that feed in a conventional feed trough is easy to be arched out by livestock in the prior art.
The invention also aims to solve the technical problem that residual feed in a conventional feed bunk is easy to adhere to the inner wall and is not easy to clean.
The invention also aims to solve the technical problem that residual feed in the conventional feed bunk is difficult to clear due to the blockage of the side wall.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
a livestock feeding device capable of reducing waste and facilitating collection comprises an auger groove body, an auger, a support, bolts, an upper bearing seat, a sliding bearing, a groove body hinged shaft head, a feeding groove, a cover plate, round-head screws, an upper fixing seat, a spring, a right bearing seat, a large chain wheel, an auger shaft, a gasket, a nut, a chain, a small chain wheel, a lower fixing seat, a motor, a left bearing seat, a discharge port and a protrusion, wherein the auger groove body is fixedly connected to the middle part of the support, the upper bearing seat is fixedly connected to the top end of the support through the bolts, the sliding bearing is fixedly connected to the upper bearing seat, groove body hinged shaft heads are arranged on two sides of the feeding groove, and the groove; the lower end of the feeding trough is provided with a discharge hole, the cover plate is fixedly connected to the discharge hole through round-head screws, and the discharge hole is positioned above the auger trough body; an upper fixing seat and a lower fixing seat are fixedly connected to the feeding trough and the auger trough respectively, and a spring is connected between the upper fixing seat and the lower fixing seat; a bearing is arranged between the right bearing seat and the left bearing seat, the auger shaft is connected to the bearing, the auger is fixedly connected to the auger shaft, and the auger is positioned in the auger groove body; the large chain wheel is fixedly connected to the auger shaft, a nut is fixedly connected to the auger shaft in a threaded manner at a position located at the side end of the large chain wheel, a gasket is arranged between the nut and the large chain wheel in a cushioning manner, a main shaft of the motor is connected with the small chain wheel, and the small chain wheel is in transmission connection with the large chain wheel through a chain; the inner wall of the feeding trough is provided with a plurality of bulges.
Preferably, the number of the springs is 2, and the 2 springs are respectively positioned at two sides of the lower end of the feeding trough.
Preferably, the connection modes of the spring, the upper fixing seat and the lower fixing seat are all hung through hooks.
Preferably, the protrusion is in the shape of a disk, the diameter of the protrusion is 3-5 mm, and the height of the protrusion is 2-3 mm.
Preferably, the plurality of protrusions are arranged in a plurality of parallel rows; in each row, the distance between every two adjacent bulges is 30-50 mm; the distance between adjacent rows is 40-60 mm.
In the technical scheme, the auger groove body is used for accommodating the auger and receiving residual feed from the discharge port; when the feeding trough is brushed and swept manually and residual feed in the feeding trough is brushed and swept into the screw conveyor trough body through the discharge port, the residual feed can be pushed out by using the screw conveyor, so that the residual feed cleaning work can be completed conveniently; the bracket is used for supporting and bearing; the bolt is used for fixing the upper bearing seat and the bracket; the upper bearing seat is used for bearing a sliding bearing; the sliding bearings are used for bearing the tank body hinged shaft heads on the two sides of the feeding tank, and the positions of the tank body hinged shaft heads are higher than the cambered surface axis of the feeding tank, so that the feeding tank can rotate by taking the tank body hinged shaft heads as rotating shafts, and the feeding tank can automatically return under the action of self gravity; the feeding trough is used for containing feed; the cover plate is used for sealing the discharge opening when the residual feed does not need to be cleaned; the round head screw is used for fixing the cover plate at the discharge opening; the upper fixing seat and the lower fixing seat are respectively connected with two ends of the spring in a hanging mode and used for limiting the rotation of the feeding trough, and the feeding trough can be pulled by the spring when rotating, so that the return of the feeding trough is promoted; the right bearing seat and the left bearing seat are used for bearing a bearing, and the bearing is used for rotatably connecting the auger shaft on the bearing; the screw conveyor shaft is used for driving the screw conveyor to rotate; the big chain wheel is connected to the auger shaft, and the gasket and the nut are used for sealing the tail end of the auger shaft; the large chain wheel, the chain, the small chain wheel and the motor are used for realizing the driving action on the auger shaft; the bulges on the inner surface of the feeding trough are used for improving the contact between the residual feed and the air and relieving the adhesion phenomenon.
The invention provides a livestock feeding device which reduces waste and is convenient to collect. According to the technical scheme, the feeding trough is designed to be in a swing mode, and a follow-up return mechanism is additionally arranged for the feeding trough; meanwhile, the internal structure of the feeding trough is improved. Specifically, the feeding trough is supported on a horizontal rotating shaft, the position of the rotating shaft is higher than the axis of the cambered surface of the feeding trough, meanwhile, a traction spring is additionally arranged at the lower end of the feeding trough, and based on the self gravity of the feeding trough and the traction force of the spring, when the feeding trough rotates under the push of livestock, the feeding trough can return immediately, so that the feed is prevented from being spilled out. In addition, the inner wall of the feeding trough is additionally provided with the bulges distributed in an array manner, so that the contact between the residual feed and the outside air can be improved to a certain extent, and the adhesion problem can be relieved. The invention effectively overcomes the use defect of the feed feeding trough and has good use effect.
The feeding trough adopts a tumbler structure, the feeding trough is always in a follow-up state in the livestock feeding process, when the trough is pushed by livestock to deviate from an initial position due to feeding, feed automatically slides to the lowest position, and the livestock is guided to feed at the lowest position of the trough; the residual feed can be discharged from a discharge port at the lower part of the feeding trough by a sweeper brush, falls into the screw conveyor at the lower part, and is discharged to the outer side by the screw conveyor to be collected.
The technical advantages of the invention are focused on the following aspects:
1. at present, the ground surface of a farm is basically fed with a cement tank, so that soil mixing is caused, the leakage and pollution of the feed can be reduced by adopting the device, and the safety and the sanitation of the feed are ensured.
2. The livestock has the habit of tending to concentrate (namely selecting concentrate in mixed feed, such as corn flour, bran and the like) when eating, so that the feed is often pushed out of the tank, which causes serious waste; this device adopts the take-up of high-order articulated cooperation below spring, has realized that the livestock process of ingesting arches the fodder backward landing, arches the fodder directional return function of fodder landing forward backward, and the guide livestock in time returns to initial position of ingesting, has avoided the fodder to be pushed the risk outside the groove, has also saved the energy consumption of livestock process of ingesting.
3. The bionic protrusion structure is adopted in the feeding groove, so that the contact area of the residual feed and the atmosphere can be increased, the adhesion of the feed on the wall of the feeding groove is reduced, and the cleaning and the collection of the residual feed are facilitated.
4. The residual feed is brushed and then discharged from a discharge port at the lower part of the feeding trough, so that the contact chance with an external link is reduced, secondary pollution is prevented, and the collection and the reutilization of the residual feed are facilitated.
5. The lower auger is used for collecting residual feed conveniently.
Drawings
FIG. 1 is an internal structural view of the present invention as viewed from a front perspective;
FIG. 2 is an internal structural view of the present invention as viewed from a side elevation;
FIG. 3 is a view showing the construction of the spring assembly according to the present invention;
FIG. 4 is a view showing a structure of the distribution of projections in the present invention;
in the figure:
1. screw feeder cell body 2, screw feeder 3, support 4, bolt
5. An upper bearing seat 6, a sliding bearing 7, a groove body hinged shaft head 8 and a feeding groove
9. Cover plate 10, round head screw 11, upper fixing seat 12 and spring
13. Right bearing seat 14, big chain wheel 15, auger shaft 16 and gasket
17. Nut 18, chain 19, small chain wheel 20 and lower fixed seat
21. Motor 22, left bearing frame 23, bin outlet 24, arch.
Detailed Description
Hereinafter, specific embodiments of the present invention will be described in detail. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Example 1
A livestock feeding device capable of reducing waste and facilitating collection is disclosed, and shown in figures 1-4, the livestock feeding device comprises an auger groove body 1, an auger 2, a support 3, a bolt 4, an upper bearing seat 5, a sliding bearing 6, a groove body hinged shaft head 7, a feeding groove 8, a cover plate 9, a round-head screw 10, an upper fixing seat 11, a spring 12, a right bearing seat 13, a large chain wheel 14, an auger shaft 15, a gasket 16, a nut 17, a chain 18, a small chain wheel 19, a lower fixing seat 20, a motor 21, a left bearing seat 22, a discharge port 23 and a protrusion 24, wherein the auger groove body 1 is fixedly connected to the middle of the support 3, the upper bearing seat 5 is fixedly connected to the top end of the support 3 through the bolt 4, the sliding bearing 6 is fixedly connected to the upper bearing seat 5, the groove body hinged shaft heads 7 are arranged on two sides of; the lower end of the feeding trough 8 is provided with a discharge outlet 23, a cover plate 9 is fixedly connected to the discharge outlet 23 through round-head screws 10, and the discharge outlet 23 is positioned above the auger trough body 1; an upper fixing seat 11 and a lower fixing seat 20 are respectively and fixedly connected to the feeding trough 8 and the auger trough body 1, and a spring 12 is connected between the upper fixing seat 11 and the lower fixing seat 20; a bearing is arranged between the right bearing block 13 and the left bearing block 22, the auger shaft 15 is connected to the bearing, the auger 2 is fixedly connected to the auger shaft 15, and the auger 2 is positioned inside the auger groove body 1; the large chain wheel 14 is fixedly connected to the auger shaft 15, a nut 17 is fixedly connected to the auger shaft 15 in a threaded manner at a position located at the side end of the large chain wheel 14, a gasket 16 is arranged between the nut 17 and the large chain wheel 14 in a cushioning manner, a small chain wheel 19 is connected to a main shaft of the motor 21, and the small chain wheel 19 is in transmission connection with the large chain wheel 14 through a chain 18; there are projections 24 on the inner wall of the feed trough 8.
The device has the following structural characteristics: the screw conveyor groove body 1 is used for accommodating the screw conveyor 2 and receiving residual feed from the discharge opening 23; when the feeding trough 8 is manually brushed and swept, the residual feed in the feeding trough is brushed and swept into the screw conveyor trough body 1 through the discharge port 23, and then the residual feed can be pushed out by the screw conveyor 2, so that the residual feed cleaning work can be conveniently completed; the bracket 3 is used for supporting and bearing; the bolt 4 is used for fixing the upper bearing seat 5 and the bracket 3; the upper bearing seat 5 is used for bearing a sliding bearing 6; the sliding bearing 6 is used for bearing the tank body hinged shaft heads 7 on two sides of the feeding tank 8, and the position of the tank body hinged shaft heads 7 is higher than the cambered surface axis of the feeding tank 8, so that the feeding tank 8 can rotate by taking the tank body hinged shaft heads 7 as a rotating shaft, and the feeding tank 8 can automatically return under the action of self gravity; the feeding trough 8 is used for containing feed; the cover plate 9 is used for sealing the discharge opening 23 when the residual feed does not need to be cleaned; the round head screw 10 is used for fixing the cover plate 9 at the discharge opening 23; the upper fixing seat 11 and the lower fixing seat 20 are respectively hooked with two ends of the spring 12 and used for limiting the rotation of the feeding trough 8, and when the feeding trough 8 rotates, the feeding trough is pulled by the spring 12 so as to promote the return of the feeding trough; the right bearing seat 13 and the left bearing seat 22 are used for bearing bearings, and the bearings are used for rotatably connecting the auger shaft 15; the auger shaft 15 is used for driving the auger 2 to rotate; the large chain wheel 14 is connected to the auger shaft 15, and the washer 16 and the nut 17 are used for closing the tail end of the auger shaft 15; the large chain wheel 14, the chain 18, the small chain wheel 19 and the motor 21 are used for realizing the driving action on the auger shaft 15; the protrusions 24 on the inner surface of the feeding trough 8 are used for improving the contact of the residual feed and air and alleviating the adhesion phenomenon.
Example 2
A livestock feeding device capable of reducing waste and facilitating collection is disclosed, and shown in figures 1-4, the livestock feeding device comprises an auger groove body 1, an auger 2, a support 3, a bolt 4, an upper bearing seat 5, a sliding bearing 6, a groove body hinged shaft head 7, a feeding groove 8, a cover plate 9, a round-head screw 10, an upper fixing seat 11, a spring 12, a right bearing seat 13, a large chain wheel 14, an auger shaft 15, a gasket 16, a nut 17, a chain 18, a small chain wheel 19, a lower fixing seat 20, a motor 21, a left bearing seat 22, a discharge port 23 and a protrusion 24, wherein the auger groove body 1 is fixedly connected to the middle of the support 3, the upper bearing seat 5 is fixedly connected to the top end of the support 3 through the bolt 4, the sliding bearing 6 is fixedly connected to the upper bearing seat 5, the groove body hinged shaft heads 7 are arranged on two sides of; the lower end of the feeding trough 8 is provided with a discharge outlet 23, a cover plate 9 is fixedly connected to the discharge outlet 23 through round-head screws 10, and the discharge outlet 23 is positioned above the auger trough body 1; an upper fixing seat 11 and a lower fixing seat 20 are respectively and fixedly connected to the feeding trough 8 and the auger trough body 1, and a spring 12 is connected between the upper fixing seat 11 and the lower fixing seat 20; a bearing is arranged between the right bearing block 13 and the left bearing block 22, the auger shaft 15 is connected to the bearing, the auger 2 is fixedly connected to the auger shaft 15, and the auger 2 is positioned inside the auger groove body 1; the large chain wheel 14 is fixedly connected to the auger shaft 15, a nut 17 is fixedly connected to the auger shaft 15 in a threaded manner at a position located at the side end of the large chain wheel 14, a gasket 16 is arranged between the nut 17 and the large chain wheel 14 in a cushioning manner, a small chain wheel 19 is connected to a main shaft of the motor 21, and the small chain wheel 19 is in transmission connection with the large chain wheel 14 through a chain 18; there are projections 24 on the inner wall of the feed trough 8.
Wherein, there are 2 springs 12, and 2 springs 12 are respectively positioned at two sides of the lower end of the feeding trough 8. The spring 12 is connected with the upper fixing seat 11 and the lower fixing seat 20 in a hanging mode through a hook. The protrusion 24 is in a disc shape, the diameter of the protrusion is 3-5 mm, and the height of the protrusion is 2-3 mm. The plurality of protrusions 24 are arranged in a plurality of mutually parallel rows; in each row, the distance between the adjacent protrusions 24 is 30-50 mm; the distance between adjacent rows is 40-60 mm.
The embodiments of the present invention have been described in detail, but the description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention. Any modification, equivalent replacement, and improvement made within the scope of the application of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a livestock feeding device who reduces waste and be convenient for collect, its characterized in that includes screw feeder cell body (1), screw feeder (2), support (3), bolt (4), bolster bearing housing (5), slide bearing (6), cell body articulated spindle nose (7), feeding trough (8), apron (9), button head screw (10), go up fixing base (11), spring (12), right bearing frame (13), big sprocket (14), screw feeder axle (15), packing ring (16), nut (17), chain (18), little sprocket (19), lower fixing base (20), motor (21), left bearing frame (22), bin outlet (23), arch (24), wherein, screw feeder cell body (1) fixed connection is in the middle part of support (3), bolster bearing frame (5) pass through bolt (4) fixed connection on support (3) top, fixedly connected with slide bearing (6) on last bearing frame (5), two sides of the feeding trough (8) are provided with trough body hinged shaft heads (7), and the trough body hinged shaft heads (7) are connected to the sliding bearing (6); a discharge outlet (23) is arranged at the lower end of the feeding trough (8), a cover plate (9) is fixedly connected to the discharge outlet (23) through round-head screws (10), and the discharge outlet (23) is positioned above the screw feeder trough body (1); an upper fixed seat (11) and a lower fixed seat (20) are respectively and fixedly connected to the feeding trough (8) and the auger trough body (1), and a spring (12) is connected between the upper fixed seat (11) and the lower fixed seat (20); a bearing is arranged between the right bearing seat (13) and the left bearing seat (22), a screw conveyor shaft (15) is connected to the bearing, a screw conveyor (2) is fixedly connected to the screw conveyor shaft (15), and the screw conveyor (2) is positioned inside the screw conveyor groove body (1); the large chain wheel (14) is fixedly connected to the auger shaft (15), a nut (17) is fixedly connected to the auger shaft (15) through a screw joint at a position located at the side end of the large chain wheel (14), a gasket (16) is arranged between the nut (17) and the large chain wheel (14) in a cushioning manner, a small chain wheel (19) is connected to a main shaft of the motor (21), and the small chain wheel (19) is in transmission connection with the large chain wheel (14) through a chain (18); the inner wall of the feeding trough (8) is provided with a plurality of bulges (24).
2. A waste reducing and collection facilitating animal feeding device according to claim 1, characterized in that there are 2 springs (12), 2 springs (12) being located on each side of the lower end of the feeding trough (8).
3. A waste reducing and collection facilitating animal feeding device according to claim 1, wherein the spring (12) is connected to both the upper holder (11) and the lower holder (20) by means of a hook.
4. A waste reducing and collecting friendly animal feeding device according to claim 1, characterized in that said protrusion (24) is in the shape of a disc with a diameter of 3-5 mm and a height of 2-3 mm.
5. A waste reducing and collecting facilitating animal feeding device according to claim 1, c h a r a c t e r i z e d in that the protrusions (24) are arranged in a number of mutually parallel rows; in each row, the distance between adjacent protrusions (24) is 30-50 mm; the distance between adjacent rows is 40-60 mm.
CN202010553472.5A 2020-06-17 2020-06-17 Livestock feeding device capable of reducing waste and facilitating collection Active CN111567424B (en)

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Application Number Priority Date Filing Date Title
CN202010553472.5A CN111567424B (en) 2020-06-17 2020-06-17 Livestock feeding device capable of reducing waste and facilitating collection

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Application Number Priority Date Filing Date Title
CN202010553472.5A CN111567424B (en) 2020-06-17 2020-06-17 Livestock feeding device capable of reducing waste and facilitating collection
PCT/CN2020/110432 WO2021253618A1 (en) 2020-06-17 2020-08-21 Livestock feeding apparatus capable of reducing waste and facilitating collection
NL2026332A NL2026332A (en) 2020-06-17 2020-08-25 Livestock feeding device capable of reducing waste and facilitating residual feed collection

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CN111567424B true CN111567424B (en) 2021-07-02

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NL (1) NL2026332A (en)
WO (1) WO2021253618A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258665A (en) * 1979-05-14 1981-03-31 Coots Warren R Adjustable foal feeder
CN105059962A (en) * 2015-07-11 2015-11-18 石河子大学 Livestock feed casting test stand
CN107439398A (en) * 2017-09-21 2017-12-08 巫溪县畜牧兽医管理中心 Livestock-raising eats groove
CN206851688U (en) * 2017-05-03 2018-01-09 郭永久 A kind of livestock feed groove
CN208064179U (en) * 2018-01-30 2018-11-09 李洪东 A kind of edible slot of livestock-raising
CN208628044U (en) * 2018-07-10 2019-03-22 杨永红 It is a kind of can automated cleaning limiting pig feeding trough
CN208739841U (en) * 2018-07-23 2019-04-16 曹楠 A kind of livestock-raising feeding groove

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0190211A1 (en) * 1984-07-26 1986-08-13 Societe Mecanique Generale Rabu (Smgr) Automatic liquid food dispensing device for animal stall-breeding
DE20300569U1 (en) * 2003-01-15 2003-04-10 Roeger Dieter Pivotable trough for sty in which sow gives birth to piglets is positionable in inclined position and is made of steel or stainless steel

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258665A (en) * 1979-05-14 1981-03-31 Coots Warren R Adjustable foal feeder
CN105059962A (en) * 2015-07-11 2015-11-18 石河子大学 Livestock feed casting test stand
CN206851688U (en) * 2017-05-03 2018-01-09 郭永久 A kind of livestock feed groove
CN107439398A (en) * 2017-09-21 2017-12-08 巫溪县畜牧兽医管理中心 Livestock-raising eats groove
CN208064179U (en) * 2018-01-30 2018-11-09 李洪东 A kind of edible slot of livestock-raising
CN208628044U (en) * 2018-07-10 2019-03-22 杨永红 It is a kind of can automated cleaning limiting pig feeding trough
CN208739841U (en) * 2018-07-23 2019-04-16 曹楠 A kind of livestock-raising feeding groove

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CN111567424A (en) 2020-08-25
NL2026332A (en) 2022-01-19
WO2021253618A1 (en) 2021-12-23

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