CN105613320A - Automated accurate feeding system - Google Patents
Automated accurate feeding system Download PDFInfo
- Publication number
- CN105613320A CN105613320A CN201610121322.0A CN201610121322A CN105613320A CN 105613320 A CN105613320 A CN 105613320A CN 201610121322 A CN201610121322 A CN 201610121322A CN 105613320 A CN105613320 A CN 105613320A
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- door
- opening
- way door
- main passage
- passage
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- 235000013305 food Nutrition 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 19
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 7
- 239000003351 stiffener Substances 0.000 claims description 7
- 230000037396 body weight Effects 0.000 abstract description 4
- 230000035935 pregnancy Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 2
- 238000005507 spraying Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 230000002354 daily effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241000269799 Perca fluviatilis Species 0.000 description 2
- 241000282887 Suidae Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000012173 estrus Effects 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 235000015277 pork Nutrition 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 230000003616 anti-epidemic effect Effects 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 230000008775 paternal effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K5/00—Feeding devices for stock or game ; Feeding wagons; Feeding stacks
- A01K5/02—Automatic devices
- A01K5/0275—Automatic devices with mechanisms for delivery of measured doses
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Birds (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses an automated accurate feeding system which comprises a main passage and a feeding passage. A card reader, a fence door and a light sensor are arranged at an inlet of the feeding passage, a discharging hopper, a discharging motor and a feeding tank are arranged at the inner end of the feeding passage, the feeding passage is connected with the main passage through a connecting passage, a card reader and an ink spraying device are arranged in the main passage, and a separating port is arranged at an outlet of the main passage. Accurate feeding amount of each pig in a pigsty can be realized during free-ranging, daily feeding amount can be calculated automatically for sows according to a body weight pregnancy date system and a feeding device can be controlled to discharge for the sows, manpower is not needed for weighed feeding of each pig, and accuracy, precision, convenience, quickness and saving of feed and manpower are realized.
Description
Technical field
The present invention relates to aquaculture technical field, specifically a kind of for the automatization precise feeding system in pigsty.
Background technology
China is big country of raising pigs, but the situation of productivity is very low, there is very big gap with the developed country such as America and Europe. The feed industrial development of China more than 20 year, it is all world-class from formula to production technique, nursing aspect has been accomplished very ultimate attainment, why the pig grain of an external pig just can realize profit than 5:1, and China 7:1 also loses, sow fertility is low, mortality height, and the most basic reason is exactly that sow feeds problem. Domestic pork market can not satisfy the demands always, domestic pork market conditions are subject to the impact of international pig valency always, pig farm wants the stable industry developing oneself, the test of world market must be undergo, with international pig industry competition, how to improve the ability to ward off risks of oneself enterprise, most importantly increase productivity, Science and technology is the primary productive force, improving kind of a pig quality, the architectural mode of pig house, uses high in technological content feeding facility, improving feeding manner etc., the application of these means could integrate with international community.
Summary of the invention
It is an object of the invention to solve above-mentioned problems of the prior art, and a kind of automatization precise feeding system is provided.
The present invention is achieved through the following technical solutions:
A kind of automatization precise feeding system, comprise main passage and food passageway, the ingress of food passageway is provided with the first card reader, lattice door and the first photoresponse device from outside to inside successively, lattice door is made up of opening one-way door in an outer opening one-way door of fan and a fan, by connecting extension spring and (described lattice door is fanned a body by left and right two and formed in closing shape between outer opening one-way door and interior opening one-way door, outer opening one-way door refers to that this door can only be opened outwardly, can not open inwardly; Interior opening one-way door refers to that this door can only be opened inwardly and can not open outwardly; Outer opening one-way door and interior opening one-way door are closing condition under the effect of extension spring pulling force, as shown in Figure 2,3, when sow is wanted by lattice door, outer opening one-way door and interior opening one-way door sow encircle under the effect of power will outward, in open, sow just can pass through lattice door smoothly, after sow passes through, outer opening one-way door and interior opening one-way door are again closing condition automatically under the effect of extension spring pulling force);
Food passageway is positioned at the position above lattice door door lock is installed, door lock comprises the horizontal supporting plate along the setting of food passageway length direction and locking bar, the side end of horizontal supporting plate is provided with motor, and the output shaft of motor is provided with eccentric wheel, and the upper and lower of eccentric wheel is respectively equipped with limit switch, another side end of horizontal supporting plate has offered perforation, is interspersed with pull bar in perforation, and the top of pull bar is provided with block, on horizontal supporting plate, position between motor and pull bar is provided with pillar stiffener, and pillar stiffener and locking bar are articulated and connected, and the bottom that one end of locking bar is placed in bottom eccentric wheel, the other end is placed in block, the position being positioned at perforation both sides on horizontal supporting plate bottom surface is respectively fixed with one block of vertical plate arranged along horizontal supporting plate length direction, and the bottom of pull bar is between two blocks of vertical plates, and the bottom of pull bar is fixed with a block pressur plate, respectively being hinged with one piece of bolt plate on the interior side of two blocks of vertical plates, and two pieces of bolt plate are staggeredly arranged, the pin joint of every block bolt plate is positioned at the outboard end bottom it, and in every block bolt plate, position with pin joint diagonal angle is fixed with hanging scroll, and hanging scroll is taken and put on pressing plate, two pieces of bolt plate lay respectively at the outer opening one-way door of lattice door and the top of interior opening one-way door, two pieces of bolt plate are rotated around its pin joint after falling, the outer door top that can block outer opening one-way door respectively is opened outside stoping it, the inner door top blocking interior opening one-way door opens to stop in it that (principle of work of door lock is rotated as: electric machine rotation band movable eccentric wheel, when eccentric wheel by the locking bar side pressure of holding bottom it to low some time, then the other end of locking bar is located in high point and by block, pull bar can be carried lofty perch, now, pressing plate bottom pull bar is also positioned at high point, pressing plate will hold hanging scroll, so that bolt plate is positioned at normal bit, such as Fig. 4, shown in 5, bolt plate cannot be rotated and be fallen, it would not block the outer opening one-way door of lattice door and interior opening one-way door, now, lattice door is the state of unblanking, sow can freely pass through lattice door, when the locking bar end of holding bottom it is turned lofty perch by eccentric wheel, then the other end of locking bar is located in low point, and pull bar, block and pressing plate can be positioned at low point under its effect conducted oneself with dignity, now, bolt plate is also rotated around its pin joint under its deadweight effect and is fallen, wherein one piece of bolt plate blocks outer opening one-way side door top outdoors after falling, thus prevents outer opening one-way door outwards to open, another block bolt plate blocks interior opening one-way door inner door top after falling, thus prevents interior opening one-way door inwardly to open, and as shown in Fig. 6,7,8, now lattice door is locking-in state, and sow just cannot pass through),
The innermost end of food passageway is provided with housing, the 2nd card reader, hopper, blanking motor and feeding trough, wherein hopper, blanking motor and feeding trough from top to bottom successively arrange (housing is for controlling the running of blanking motor, during blanking, feed is entered by hopper, then by blanking motor, last blanking is to feeding trough);
The middle part of food passageway is connected by the upstream portions of connecting passage with main passage and communicates, and connection place of connecting passage and main passage is all provided with the outer opening one-way door of connecting passage (the outer opening one-way door of connecting passage can only be opened to main channel direction, opens the outer opening one-way door of rear connecting passage and can again close again under spring elastic force effect) by connecting passage;
The position being positioned at middle and lower reaches in main passage is provided with the outer opening one-way door of main passage, and (the outer opening one-way door of main passage can only be opened to main passages downstream direction by main passage upstream direction, after opening, the outer opening one-way door of main passage can again be closed again under spring elastic force effect), in the position of main passage outer opening one-way door upstream, ink discharge device is installed, in the position of main passage outer opening one-way passage downstream, third reading card device is installed;
On main passage, separating opening has been offered in the contiguous position exported, and is provided with for the separation gate that it shares between outlet and separating opening, and separation gate rotates closedown separating opening and then exports out, and separation gate rotates closedown and exports, and separating opening is opened, and the rotation of separation gate is controlled by electronic cylinder; Separating opening place is provided with the 2nd photoresponse device.
Automatization precise feeding system of the present invention, it is as control center by computer system, there are one or multiple stage feeder (housing, hopper, blanking motor and feeding trough) as control terminal, there is numerous reading induction pick-up (the first card reader, 2nd card reader, third reading card device, first photoresponse device, 2nd photoresponse device etc.) it is computer system offer data, simultaneously according to the science amount of feeding of sow, by computer system, data are carried out calculation process, instruction blanking motor after process, door-lock motor, ink discharge device, the part such as separation gate carries out work, reach the data management to sow and accurate feeding management.
For large-scale kind of pig farm; replacement gilt has just stamped electron ear tage in birth, sets up detailed archives in database, such as: paternal maternal, the date of birth; the body weight of birth; daily done anti-epidemic measure, the kind of feed for nursing, daily ill record; each ill medicine used; even poultry raiser's daily administration, the animal doctor of each medication be who etc., detailed record can both be set up. Process replacement gilt in the future is provided first hand data by these records. In the production process of sow, it is possible on the conceived date of detailed record first time, oestrus the date, the product tire time each time, produce tire quantity, inter oestrual period time each time, product tire weight in average each time etc. The survival of the fittest of sow is provided data in detail accurately by these data.
Automatization precise feeding system of the present invention, the accurately amount of feeding to each pig when raising scattered can be realized, automatically can be the amount of feeding of sow computing every day according to the conceived date system of body weight, and controlling feeder is sow blanking, do not need manually to go to claim each pig consumption to feed, reach accurate, accurate, convenient, save feed, save the functions such as manpower.
When the sow in pigsty comes the automatization precise feeding system place in feed drinking-water district, the electron ear tage information of pig is read by the first card reader of food passageway ingress, contrasted by the information with database, when finding that the daily ingestion amount of this pig is eaten up, lattice door is just locking-in state by door lock and does not allow sow to enter, if finding that this pig is not taken food, then master control room control door-lock opening, this pig can enter lattice door, photoresponse device detects that pig enters food passageway, and master control room control door lock pins lattice door. Master control room control blanking motor under the feed in hopper to, in feeding trough, pig labour contractor puts in feeding trough and takes food, the 2nd card reader reads its information, will extract its data from computer system, according to the default amount of feeding give its blanking. Needed for different pigs, feed amount and nutrition-allocated proportion are different, are transferring corresponding information, are thrown something and fed corresponding feed by automatic control equipment. Pig eats up feed and just gos ahead along connecting passage, the outer opening one-way door of connecting passage of passing by enters main passage, and walk toward main passages downstream position along main passage from main passage upstream position, walk to the outer opening one-way door place of main passage, third reading card device reads the information of pig, if being normal pig, then master control room controls electronic cylinder and separation gate is closed separating opening opens main channel outlet, pig just returns in big group by main channel outlet, and sow can be freely movable and drink water big group. If detecting out that this pig needs to vaccinate, oestrus, gestation and sick, first different colours is sprayed by ink discharge device with it pig, master control room controls electronic cylinder and separation gate is closed main channel outlet opens separation gate, pig is from separating opening out, enter into special processing district, when pig is by separating opening, the 2nd photoresponse device that separating opening is arranged detects that pig passes through, then master control room controls electronic cylinder and again separation gate closed separating opening. After separation, pig just can not enter big group, and can only enter special processing district, and we are just easy to it to find and it are processed like this.
Preferably, on the outer opening one-way door of lattice door and interior opening one-way door, its respective outer door limit is provided with cylinder. Sow when entering lattice door, owing to cylinder can freely rotate, the great like this lattice door that reduces when sow enters to its resistance so that sow can enter more easily.
Automatization precise feeding system of the present invention can realize when raising scattered to the accurately amount of feeding of each pig, automatically can be the amount of feeding of sow computing every day according to the conceived date system of body weight, and controlling feeder is sow blanking, do not need manually to go to claim each pig consumption to feed, reach accurate, accurate, convenient, save feed, save the functions such as manpower.
Accompanying drawing explanation
Fig. 1 is the structural representation of automatization precise feeding system.
Fig. 2 is the structural representation of lattice door in automatization precise feeding system.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the structural representation one of door lock in automatization precise feeding system.
Fig. 5 is the right view of part between the neutral plate of Fig. 4.
Fig. 6 is the structural representation two of door lock in automatization precise feeding system.
Fig. 7 is the right view of part between the neutral plate of Fig. 6.
Fig. 8 is that door lock pins lattice door schematic diagram.
In figure: the main passage of 1-, 2-food passageway, 3-first card reader, 4-lattice door, the outer opening one-way door of 4-1-, opening one-way door in 4-2-, 5-first photoresponse device, 6-extension spring, 7-door lock, 7-1-horizontal supporting plate, 7-2-locking bar, 7-3-motor, 7-4-eccentric wheel, 7-5-limit switch, 7-6-pull bar, 7-7-block, 7-8-pillar stiffener, 7-9-founds plate, 7-10-pressing plate, 7-11-bolt plate, 7-12-hanging scroll, 8-housing, 9-the 2nd card reader, 10-hopper, 11-blanking motor, 12-feeding trough, 13-connecting passage, the outer opening one-way door of 14-connecting passage, the outer opening one-way door of the main passage of 15-, 16-ink discharge device, 17-third reading card device, 18-exports, 19-separating opening, 20-separation gate, the electronic cylinder of 21-, 22-the 2nd photoresponse device, 23-cylinder.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated:
As shown in Figures 1 to 8, a kind of automatization precise feeding system, comprises main passage 1 and food passageway 2; The ingress of food passageway 2 is provided with the first card reader 3, lattice door 4 and the first photoresponse device 5 from outside to inside successively, lattice door 4 is made up of opening one-way door 4-2 in the outer opening one-way door 4-1 of a fan and fan, by connection extension spring 6 in closing shape between outer opening one-way door 4-1 and interior opening one-way door 4-2;
Food passageway 2 is positioned at the position above lattice door 4 door lock 7 is installed, door lock 7 comprises the horizontal supporting plate 7-1 and locking bar 7-2 along the setting of food passageway length direction, the side end of horizontal supporting plate 7-1 is provided with motor 7-3, being provided with eccentric wheel 7-4 on the output shaft of motor 7-3, the upper and lower of eccentric wheel 7-4 is respectively equipped with limit switch 7-5; Another side end of horizontal supporting plate 7-1 has offered perforation, is interspersed with pull bar 7-6 in perforation, and the top of pull bar 7-6 is provided with block 7-7; On horizontal supporting plate 7-1, position between motor 7-3 and pull bar 7-6 is provided with pillar stiffener 7-8, and pillar stiffener 7-8 and locking bar 7-2 is articulated and connected, and the bottom that one end of locking bar 7-2 is placed in bottom eccentric wheel 7-4, the other end is placed in block 7-7; The position being positioned at perforation both sides on horizontal supporting plate 7-1 bottom surface is respectively fixed with one piece of vertical plate 7-9 arranged along horizontal supporting plate 7-1 length direction, and the bottom of pull bar 7-6 is between two pieces of vertical plate 7-9, and the bottom of pull bar 7-6 is fixed with a block pressur plate 7-10; The interior side of two pieces of vertical plate 7-9 is respectively hinged with one piece of bolt plate 7-11, and two pieces of bolt plate 7-11 are staggeredly arranged, the pin joint of every block bolt plate 7-11 is positioned at the outboard end bottom it, the position on every block bolt plate 7-11 and pin joint diagonal angle is fixed with hanging scroll 7-12, and hanging scroll 7-12 takes and puts on pressing plate 7-10; Two pieces of bolt plate 7-11 lay respectively at the top of the outer opening one-way door 4-1 and interior opening one-way door 4-2 of lattice door 4, two pieces of bolt plate 7-11 rotate around its pin joint after falling, and the outer door top that can block outer opening one-way door 4-1 respectively is opened in it to stop on its outer inner door top opening, blocking interior opening one-way door 4-2 to stop;
The innermost end of food passageway 2 is provided with housing 8, the 2nd card reader 9, hopper 10, blanking motor 11 and feeding trough 12, and wherein hopper 10, blanking motor 11 and feeding trough 12 are from top to bottom arranged successively;
The middle part of food passageway 2 is connected by the upstream portions of connecting passage 13 with main passage 1 and communicates, and connection place of connecting passage 13 and main passage 1 is all provided with the outer opening one-way door 14 of connecting passage;
The position being positioned at middle and lower reaches in main passage 1 is provided with the outer opening one-way door 15 of main passage, is provided with ink discharge device 16 in the position of outer opening one-way door 15 upstream of main passage, is provided with third reading card device 17 in the position in outer opening one-way door 15 downstream of main passage;
On main passage 1, separating opening 19 has been offered in the position of contiguous outlet 18, it is provided with between outlet 18 and separating opening 19 for the separation gate 20 that it shares, separation gate 20 rotates closedown separating opening 19 outlet 18 and opens, separation gate 20 rotates closedown outlet 18 separating openings 19 and opens, and the rotation of separation gate 20 is controlled by electronic cylinder 21; Separating opening 19 place is provided with the 2nd photoresponse device 22.
When specifically implementing, on the outer opening one-way door 4-1 and interior opening one-way door 4-2 of lattice door, its respective outer door limit is provided with cylinder 23.
Claims (2)
1. an automatization precise feeding system, it is characterised in that: comprise main passage (1) and food passageway (2); The ingress of food passageway (2) is provided with the first card reader (3), lattice door (4) and the first photoresponse device (5) from outside to inside successively, lattice door (4) is made up of opening one-way door (4-2) in an outer opening one-way door (4-1) of fan and a fan, by connection extension spring (6) in closing shape between outer opening one-way door (4-1) and interior opening one-way door (4-2);
The position being positioned at lattice door (4) top in food passageway (2) is provided with door lock (7), door lock (7) comprises the horizontal supporting plate (7-1) along the setting of food passageway length direction and locking bar (7-2), the side end of horizontal supporting plate (7-1) is provided with motor (7-3), being provided with eccentric wheel (7-4) on the output shaft of motor (7-3), the upper and lower of eccentric wheel (7-4) is respectively equipped with limit switch (7-5); Another side end of horizontal supporting plate (7-1) has offered perforation, is interspersed with pull bar (7-6) in perforation, and the top of pull bar (7-6) is provided with block (7-7); The position being positioned between motor (7-3) and pull bar (7-6) on horizontal supporting plate (7-1) is provided with pillar stiffener (7-8), pillar stiffener (7-8) and locking bar (7-2) are articulated and connected, and the bottom that one end of locking bar (7-2) is placed in eccentric wheel (7-4) bottom, the other end is placed in block (7-7); The position being positioned at perforation both sides on horizontal supporting plate (7-1) bottom surface is respectively fixed with one block of vertical plate (7-9) arranged along horizontal supporting plate (7-1) length direction, the bottom of pull bar (7-6) is positioned between two pieces of vertical plates (7-9), and the bottom of pull bar (7-6) is fixed with a block pressur plate (7-10); The interior side of two pieces of vertical plates (7-9) is respectively hinged with one piece of bolt plate (7-11), and two pieces of bolt plate (7-11) are staggeredly arranged, the pin joint of every block bolt plate (7-11) is positioned at the outboard end bottom it, every block bolt plate (7-11) position that is upper and pin joint diagonal angle is fixed with hanging scroll (7-12), and hanging scroll (7-12) is taken and put on pressing plate (7-10); Two pieces of bolt plate (7-11) lay respectively at the outer opening one-way door (4-1) of lattice door (4) and the top of interior opening one-way door (4-2), two pieces of bolt plate (7-11) are rotated around its pin joint after falling, and can block the outer door top of outer opening one-way door (4-1) and the inner door top of interior opening one-way door (4-2) respectively;
The innermost end of food passageway (2) is provided with housing (8), the 2nd card reader (9), hopper (10), blanking motor (11) and feeding trough (12), and wherein hopper (10), blanking motor (11) and feeding trough (12) are from top to bottom arranged successively;
The middle part of food passageway (2) is connected with the upstream portions of main passage (1) is communicated by connecting passage (13), and connection place of connecting passage (13) and main passage (1) is all provided with connecting passage opening one-way door (14) outward;
The position being positioned at middle and lower reaches in main passage (1) is provided with the outer opening one-way door (15) of main passage, in the position of main passage outer opening one-way door (15) upstream, ink discharge device (16) is installed, in the position in main passage outer opening one-way door (15) downstream, third reading card device (17) is installed;
Separating opening (19) has been offered in the position of the upper contiguous outlet (18) of main passage (1), it is provided with between outlet (18) and separating opening (19) for the separation gate (20) that it shares, separation gate (20) rotation closedown separating opening (19) then exports (18) and opens, separation gate (20) rotate close outlet (18) then separating opening (19) open, the rotation of separation gate (20) is controlled by electronic cylinder (21); Separating opening (19) place is provided with the 2nd photoresponse device (22).
2. automatization precise feeding system according to claim 1, it is characterised in that: on the outer opening one-way door (4-1) of lattice door and interior opening one-way door (4-2), its respective outer door limit is provided with cylinder (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610121322.0A CN105613320A (en) | 2016-03-04 | 2016-03-04 | Automated accurate feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610121322.0A CN105613320A (en) | 2016-03-04 | 2016-03-04 | Automated accurate feeding system |
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| Publication Number | Publication Date |
|---|---|
| CN105613320A true CN105613320A (en) | 2016-06-01 |
Family
ID=56029033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610121322.0A Pending CN105613320A (en) | 2016-03-04 | 2016-03-04 | Automated accurate feeding system |
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| Country | Link |
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| CN (1) | CN105613320A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109105270A (en) * | 2018-09-05 | 2019-01-01 | 重庆市畜牧科学院 | A kind of fattening pig feeding device |
-
2016
- 2016-03-04 CN CN201610121322.0A patent/CN105613320A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109105270A (en) * | 2018-09-05 | 2019-01-01 | 重庆市畜牧科学院 | A kind of fattening pig feeding device |
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Effective date of registration: 20170222 Address after: 030032 Pingyang South Road, Xiaodian District, Shanxi, No. 150, No. Applicant after: Duan Dongliang Applicant after: Wang Shuhua Applicant after: Dan Jianghua Applicant after: Qiao Xiaobin Applicant after: Tang Ming Applicant after: Pei Lusheng Applicant after: Zhang Wenge Address before: 030032 Pingyang South Road, Xiaodian District, Shanxi, No. 150, No. Applicant before: Duan Dongliang Applicant before: Qiao Xiaobin Applicant before: Tang Ming Applicant before: Pei Lusheng Applicant before: Zhang Wenge |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160601 |
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| RJ01 | Rejection of invention patent application after publication |