CN107439386A - A kind of hand-held dung scraping device and its operating method - Google Patents
A kind of hand-held dung scraping device and its operating method Download PDFInfo
- Publication number
- CN107439386A CN107439386A CN201710713861.8A CN201710713861A CN107439386A CN 107439386 A CN107439386 A CN 107439386A CN 201710713861 A CN201710713861 A CN 201710713861A CN 107439386 A CN107439386 A CN 107439386A
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- China
- Prior art keywords
- plate
- manure scraper
- main frame
- held
- scraper plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000003608 fece Anatomy 0.000 title claims abstract description 79
- 238000007790 scraping Methods 0.000 title claims abstract description 29
- 238000011017 operating method Methods 0.000 title description 4
- 239000010871 livestock manure Substances 0.000 claims abstract description 56
- 238000007667 floating Methods 0.000 claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 11
- 210000002700 urine Anatomy 0.000 claims description 10
- 235000004443 Ricinus communis Nutrition 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 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
- A01K1/00—Housing animals; Equipment therefor
- A01K1/01—Removal of dung or urine, e.g. from stables
- A01K1/0128—Removal of dung or urine, e.g. from stables by means of scrapers or the like moving continuously
-
- 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
- A01K31/00—Housing birds
- A01K31/04—Dropping-boards; Devices for removing excrement
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Birds (AREA)
- Housing For Livestock And Birds (AREA)
Abstract
The invention discloses a kind of hand-held dung scraping device, including main frame, hydraulic floating device and manure scraper plate, the inside of the main frame is divided into two layers up and down by partition panel, the hydraulic floating device is fixedly installed on partition panel, upper strata of the position inside main frame, the floating end of the hydraulic floating device is fixedly connected through partition panel with manure scraper plate, the lower section of the main frame is provided with installing plate, damper is fixed between the main frame and installing plate, the installing plate is fixedly installed on the side of adjustment plate, the inside clamping of the adjustment plate is provided with directrix plate, the manure scraper plate is movably set between adjustment plate and directrix plate；The present invention is simple in construction, easy to use, the excrement in raise circle can be scraped in real time, small volume, and control is convenient, and the raise circle that can be directed to different size uses, and cost of the present invention is low, practical, has compared with high performance-price ratio, is easy to promote the use of.
Description
Technical field
The invention belongs to cultivation equipment technical field, more particularly to a kind of hand-held dung scraping device and its operating method.
Background technology
Manure scraper plate has the crack formula manure scraper plate specifically for slatted floor, also has the combined type specifically for cement flooring to scrape
Dropping-board, for cleaning up excrement passage is wider or ox bed padding uses collapsible manure scraper plate of stalk etc.；Its operation principle, a driving electricity
Machine drives two scraper plate rows into a closed circuit by chain or steel cable, a scraper plate advance cleaning up excrement, then another scraper plate sticks up
Rise and retreat not cleaning up excrement.Motor speed is 1400rpm, and output speed is 5.4rpm after The gear deceleration, constant airspeed, loop surrounding
There are the positioning of corner wheel, deflecting.The daily 24 hours cleaning up excrement of combined type manure scraper plate, hygiene degree is high, is easily installed, service life
It is long.The manure scraper plate species of in the market is more but similar, and working method is similar, and this manure scraper plate can be kept in raise circle
Sanitary condition, and can be by Automatic Control, convenient use, but this manure scraper plate work progress is complex, and
Coordinate the shape specification of raise circle, it is convenient that excrement is handled suitable for fairly large yard feeding pattern, but China is foster
Grow industry and do not develop into scale, intensive degree, be more small-scale yard feeding pattern, be in a transition rank now
Section, for small-scale raising, the laying cost of manure scraper plate is higher, is unsuitable for the small-scale raising that raise circle shape size differs
Pattern, if but entirely by manual cleaning, efficiency is slow, time length, thus the present invention provide it is a kind of be applied to variously-shaped raise circle, into
This relatively low dung scraping device.
The content of the invention
It is an object of the invention to provide a kind of hand-held dung scraping device and its operating method, to solve above-mentioned background technology
In the cost that is previously mentioned it is higher, the problem of using flexible is poor.
To achieve the above object, the present invention provides following technical scheme：A kind of hand-held dung scraping device, including main frame,
Hydraulic floating device and manure scraper plate, the inside of the main frame are divided into two layers up and down by partition panel, and the hydraulic floating device is consolidated
Surely be arranged on partition panel, upper strata of the position inside main frame, the floating end of the hydraulic floating device through partition panel with
Manure scraper plate is fixedly connected, and the lower section of the main frame is provided with installing plate, and damping is fixed between the main frame and installing plate
Device, the installing plate are fixedly installed on the side of adjustment plate, and the inside clamping of the adjustment plate is provided with directrix plate, the manure scraper plate
It is movably set between adjustment plate and directrix plate, the floating end of the hydraulic floating device is fixed through installing plate with manure scraper plate to be connected
Connect, horizontal post of helping, the rim brake for helping post to be provided with control hydraulic floating device, institute are fixed with above the main frame
State and help the end of post to be fixed with Antiskid handle.
As a preferred technical solution of the present invention, the adjustment plate includes riser and side plate, the side plate and riser
Its both ends is vertically fixed on, the riser is integral type structure with side plate, and the side plate is provided with the adjustment of some different heights
Slotted eye, some rollers are fixed with below the adjustment plate.
As a preferred technical solution of the present invention, the directrix plate is obliquely installed between adjustment plate, the directrix
It is normal thereto on the upper surface of plate to be fixed with the first limiting plate.
As a preferred technical solution of the present invention, the second limiting plate is fixed with the lower surface of the manure scraper plate,
Elastic restoring piece is fixed between the manure scraper plate and riser.
As a preferred technical solution of the present invention, the upper surface of second limiting plate and directrix plate is mutually perpendicular to,
Bolster is provided between second county limiting plate and the first limiting plate.
As a preferred technical solution of the present invention, the lateral surface of the manure scraper plate is in the arc-shaped to concave, circular arc
The manure scraper plate of shape lateral surface is provided with some and crosses urine groove.
As a preferred technical solution of the present invention, the bottom for crossing urine groove is in the shape dissipated to the both sides of manure scraper plate
Shape.
As a preferred technical solution of the present invention, the lateral surface of the manure scraper plate also can be in the V-type shape to cave inward.
As a preferred technical solution of the present invention, the lower end of the main frame is fixed with leg, the leg mountain
It is fixed with castor (not marked in figure).
A kind of hand-held dung scraping device, its mode of operation are as follows：
S1, alignment, the lowermost end of directrix plate and the position of 3-5 centimetres of ground distance are found, is fixed in corresponding tune
In whole slotted eye；
S2, startup, the unlatching of hydraulic floating device is controlled by rim brake, hydraulic floating device is pushed manure scraper plate, makes to scrape
The least significant end of dropping-board contacts with ground；
S3, excrement is scraped, pushing meanss move forward, and now keep adjustment plate perpendicular to the ground as far as possible.
S4, collection, excrement accumulation is uniformly processed.
Beneficial effects of the present invention：The present invention is a kind of dung scraping device of hand-held, small volume, is easy to control, to various
Shape, the raise circle of size can be used, and the distance on manure scraper plate and ground is adjusted by hydraulic floating device, find most suitable
The scraping distance of conjunction, the directrix plate of manure scraper plate bottom are carried out to play a part of calibration during scraping by adjustment plate
Regulation and control, adjustment is efficient and convenient, and the control of single unit system can be by helping the rim brake on post to be controlled, convenient regulation；Present invention knot
Structure is simple, easy to use, the excrement in raise circle can be scraped in real time, small volume, and control is convenient, can be directed to different rule
The raise circle of lattice uses, and cost of the present invention is low, practical, has compared with high performance-price ratio, is easy to promote the use of.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is adjustment plate structure schematic diagram；
The side structure schematic diagram of Fig. 3 present invention scraping facilities；
Fig. 4 is manure scraper plate structural representation；
Fig. 5 is another embodiment structural representation of the present invention；
Fig. 6 is another embodiment structural representation of the present invention.
Embodiment
Lower combination accompanying drawing illustrates to the preferred embodiments of the present invention, it will be appreciated that described herein to be preferable to carry out
Example is merely to illustrate and explain the present invention, and is not intended to limit the present invention.
In the present invention, in the case where not making opposite explanation, the noun of locality such as " front, back, left, right, up, down " used is logical
It is often the mutual position of each part either on vertical, vertical or gravity direction for direction shown in the drawings
Put relationship description word.
Embodiment 1
Referring to Fig. 1, the present invention, which provides, is implemented as follows mode：A kind of hand-held dung scraping device, including main frame 1, hydraulic pressure
Floating installation 2 and manure scraper plate 4, the inside of the main frame 1 are divided for upper and lower two layers by partition panel 3, and the hydraulic floating device 2 is solid
Surely it is arranged on partition panel 3, upper strata of the position inside main frame 1, the floating end of the hydraulic floating device 2 passes through partition panel
3 are fixedly connected with manure scraper plate 4, and the lower section of the main frame 1 is provided with installing plate 11, solid between the main frame 1 and installing plate 11
Surely damper 12 is provided with, the installing plate 11 is fixedly installed on the side of adjustment plate 5, and the inside clamping of the adjustment plate 5 is provided with
Directrix plate 6, the manure scraper plate 4 are movably set between adjustment plate 5 and directrix plate 6, and the floating end of the hydraulic floating device 2 is worn
Installing plate 11 is crossed to be fixedly connected with manure scraper plate 4, the top of the main frame 1 be fixed with it is horizontal help post 7, it is described to help on post 7
Rim brake 9 provided with control hydraulic floating device 2, the end for helping post 7 is fixed with Antiskid handle 8；Filled by hydraulic floating
2 adjustment manure scraper plates 4 and the distance on ground are put, it is convenient to be switched in the working condition for scraping excrement and zero load, and dung scraping device
Control can control in the rim brake on helping post 7, convenient and swift, of the invention small volume, can enter for variously-shaped raise circle
Row cleaning, process is simple, easy to operate.
Incorporated by reference to Fig. 2, adjustment plate 5 includes riser 51 and side plate 52, and side plate 52 is vertical with riser 51 and is fixed on its both ends,
Riser 51 is integral type structure with side plate 52, and side plate 52 is provided with the adjustment slotted eye 53 of some different heights, in the adjustment plate 5
Lower section be fixed with some rollers 54；Adjustment slotted eye 53 on side plate 52 coordinates with directrix plate 6, can be that manure scraper plate 4 is found most
Good operating distance, adjustment process is simple, is easy to control, and the roller 54 of bottom improves the mobility of dung scraping device, makes it
More flexibly, it is easy to be applicable different locations；And directrix plate 6 is obliquely installed between adjustment plate 5, and the upper table of directrix plate 6
Normal thereto on face to be fixed with the first limiting plate 15, the first limiting plate 15 coordinates the second limiting plate 16 of the lower section of manure scraper plate 4 anti-
Only manure scraper plate 4 is undue contacts with ground, causes to increase and rubs, accelerates the rate of decay of utensil, referring to Fig. 3, manure scraper plate 4
The second limiting plate 16 is fixed with lower surface, elastic restoring piece 18 is fixed between manure scraper plate 4 and riser 51；Elasticity is recovered
Part 18 is easy to the manure scraper plate 4 under Light Condition being returned to original state, simple in construction, and the second limiting plate 16 and directrix
The upper surface of plate 6 is mutually perpendicular to, be so in order to coordinate the position of the first limiting plate 15, and second county limiting plate 16 with
Bolster 17 is provided between first limiting plate 15, bolster 17 is prior except the position of auxiliary stopper plate limitation manure scraper plate 4
It is to play a part of buffering to broken terrain, lowers the loss of manure scraper plate 4, extend its usage time.
Incorporated by reference to Fig. 4, the lateral surface of manure scraper plate 4 is in the arc-shaped to concave, and the manure scraper plate 4 of arc-shaped lateral surface is provided with
Some are crossed urine groove 41；So that the urine in excrement flows out along urine groove 41 is crossed, separated urine and excrement, it is easy to handle, and
The bottom for crossing urine groove 41 is in the shape dissipated to the both sides of manure scraper plate 4, and urine is shunted to both sides, avoids the advance of manure scraper plate 4
Route, it is allowed to separation thoroughly, it is simple in construction.
The mode of operation of the present invention：
S1, alignment, the lowermost end of directrix plate and the position of 3-5 centimetres of ground distance are found, is fixed in corresponding tune
In whole slotted eye；
S2, startup, the unlatching of hydraulic floating device is controlled by rim brake, hydraulic floating device is pushed manure scraper plate, makes to scrape
The least significant end of dropping-board contacts with ground；
S3, excrement is scraped, pushing meanss move forward, and now keep adjustment plate perpendicular to the ground as far as possible.
S4, collection, excrement accumulation is uniformly processed.
The present invention is a kind of dung scraping device of hand-held, small volume, is easy to control, to variously-shaped, size raise circle
It can be used, and the distance on manure scraper plate and ground adjusted by hydraulic floating device, find most suitable scraping distance, scrape excrement
The directrix plate of plate bottom is regulated and controled to play a part of calibration during scraping by adjustment plate, and adjustment is efficient and convenient,
The control of single unit system can be by helping the rim brake on post to be controlled, convenient regulation.
The present invention is simple in construction, easy to use, the excrement in raise circle can be scraped in real time, small volume, controls
Convenient, the raise circle that can be directed to different size uses, and cost of the present invention is low, practical, has compared with high performance-price ratio, is easy to promote
Use.
Embodiment 2
Referring to Fig. 5, the present invention provides another embodiment, the present embodiment and the difference of embodiment 1 are：Scrape excrement
The lateral surface of plate 4 also can be in the V-type shape to cave inward, the concentration of so more convenient excrement, be easy to handle.
Embodiment 3
Referring to Fig. 6, the present invention provides another embodiment, the present embodiment and the difference of embodiment 1 are：Main frame
The lower end of frame 1 is fixed with leg 10, and the mountain of leg 10 is fixed with castor (not marked in figure)；Apparatus of the present invention can arbitrarily be put
Put, more improve its flexibility, be easy to control.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (10)
1. a kind of hand-held dung scraping device, including main frame (1), hydraulic floating device (2) and manure scraper plate (4), it is characterised in that：
The inside of the main frame (1) is divided into two layers up and down by partition panel (3), and the hydraulic floating device (2) is fixedly installed on cut-off
On plate (3), position in the internal upper strata of main frame (1), the floating end of the hydraulic floating device (2) through partition panel (3) with
Manure scraper plate (4) is fixedly connected, and the lower section of the main frame (1) is provided with installing plate (11), the main frame (1) and installing plate (11)
Between be fixed with damper (12), the installing plate (11) is fixedly installed on the side of adjustment plate (5), the adjustment plate (5)
Inside clamping be provided with directrix plate (6), the manure scraper plate (4) is movably set between adjustment plate (5) and directrix plate (6), described
The floating end of hydraulic floating device (2) is fixedly connected through installing plate (11) with manure scraper plate (4), the top of the main frame (1)
Be fixed with it is horizontal help post (7), the rim brake (9) for helping post (7) to be provided with control hydraulic floating device (2) is described to help post
(7) end is fixed with Antiskid handle (8).
A kind of 2. hand-held dung scraping device according to claim 1, it is characterised in that：The adjustment plate (5) includes riser
(51) its both ends, the riser (51) and side plate (52) are vertically fixed on riser (51) with side plate (52), the side plate (52)
For integral type structure, the side plate (52) is provided with the adjustment slotted eye (53) of some different heights, under the adjustment plate (5)
Side is fixed with some rollers (54).
A kind of 3. hand-held dung scraping device according to claim 1, it is characterised in that：The directrix plate (6) is obliquely installed
It is normal thereto on the upper surface of the directrix plate (6) to be fixed with the first limiting plate (15) between adjustment plate (5).
A kind of 4. hand-held dung scraping device according to claim 1, it is characterised in that：The lower surface of the manure scraper plate (4)
On be fixed with the second limiting plate (16), be fixed with elastic restoring piece (18) between the manure scraper plate (4) and riser (51).
A kind of 5. hand-held dung scraping device according to claim 3 or 4, it is characterised in that：Second limiting plate (16)
It is mutually perpendicular to, is provided between second county limiting plate (16) and the first limiting plate (15) slow with the upper surface of directrix plate (6)
Stamping (17).
A kind of 6. hand-held dung scraping device according to claim 1, it is characterised in that：The lateral surface of the manure scraper plate (4)
In the arc-shaped to concave, the manure scraper plate (4) of arc-shaped lateral surface is provided with some and crosses urine groove (41).
A kind of 7. hand-held dung scraping device according to claim 6, it is characterised in that：The bottom of the urine groove (41) excessively is in
The shape dissipated to the both sides of manure scraper plate (4).
A kind of 8. hand-held dung scraping device according to claim 6, it is characterised in that：The lateral surface of the manure scraper plate (4)
Also can be in the V-type shape to cave inward.
A kind of 9. hand-held dung scraping device according to claim 1, it is characterised in that：The lower end of the main frame (1) is consolidated
Surely leg (10) is provided with, leg (10) mountain is fixed with castor (not marked in figure).
10. a kind of hand-held dung scraping device, its mode of operation are as follows：
S1, alignment, the lowermost end of directrix plate and the position of 3-5 centimetres of ground distance are found, is fixed in corresponding adjustment tank
In hole；
S2, startup, the unlatching of hydraulic floating device is controlled by rim brake, hydraulic floating device is pushed manure scraper plate, makes manure scraper plate
Least significant end contacted with ground；
S3, excrement is scraped, pushing meanss move forward, and now keep adjustment plate perpendicular to the ground as far as possible.
S4, collection, excrement accumulation is uniformly processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710713861.8A CN107439386B (en) | 2017-08-18 | 2017-08-18 | Hand-held manure scraping device and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710713861.8A CN107439386B (en) | 2017-08-18 | 2017-08-18 | Hand-held manure scraping device and operation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107439386A true CN107439386A (en) | 2017-12-08 |
| CN107439386B CN107439386B (en) | 2020-12-08 |
Family
ID=60492570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710713861.8A Active CN107439386B (en) | 2017-08-18 | 2017-08-18 | Hand-held manure scraping device and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107439386B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109089941A (en) * | 2018-07-17 | 2018-12-28 | 瑞安市致富鸽业有限公司 | A kind of poultry quantitatively feeds cultivation apparatus of uniformly removing contamination |
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| CN101953313A (en) * | 2010-11-09 | 2011-01-26 | 新兴县华南农牧设备有限公司 | Environmentally-friendly henhouse feces cleaning machine |
| DE102012000596A1 (en) * | 2011-01-15 | 2012-07-19 | M.A.C.'s Holding Gmbh | Pulling scraper, particularly for soil mass, has scraper blade with pulling edge, and two spacer elements, which are arranged at a distance to each other and project over pulling edge in adjusting manner |
| CN102893875A (en) * | 2012-10-17 | 2013-01-30 | 四川农业大学 | Full hydraulic automatic dung cleaning robot |
| CN105494117A (en) * | 2016-01-13 | 2016-04-20 | 薛成俊 | Breeding manure scraping device for animal husbandry |
| CN205492046U (en) * | 2016-04-07 | 2016-08-24 | 天津市朝日奶牛养殖专业合作社 | Hand -held pushes away excrement device for cow breeding |
| CN206127834U (en) * | 2016-10-25 | 2017-04-26 | 刘德君 | Scraper blade for laying -out is spread out and put on to highway |
-
2017
- 2017-08-18 CN CN201710713861.8A patent/CN107439386B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953313A (en) * | 2010-11-09 | 2011-01-26 | 新兴县华南农牧设备有限公司 | Environmentally-friendly henhouse feces cleaning machine |
| DE102012000596A1 (en) * | 2011-01-15 | 2012-07-19 | M.A.C.'s Holding Gmbh | Pulling scraper, particularly for soil mass, has scraper blade with pulling edge, and two spacer elements, which are arranged at a distance to each other and project over pulling edge in adjusting manner |
| CN102893875A (en) * | 2012-10-17 | 2013-01-30 | 四川农业大学 | Full hydraulic automatic dung cleaning robot |
| CN105494117A (en) * | 2016-01-13 | 2016-04-20 | 薛成俊 | Breeding manure scraping device for animal husbandry |
| CN205492046U (en) * | 2016-04-07 | 2016-08-24 | 天津市朝日奶牛养殖专业合作社 | Hand -held pushes away excrement device for cow breeding |
| CN206127834U (en) * | 2016-10-25 | 2017-04-26 | 刘德君 | Scraper blade for laying -out is spread out and put on to highway |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109089941A (en) * | 2018-07-17 | 2018-12-28 | 瑞安市致富鸽业有限公司 | A kind of poultry quantitatively feeds cultivation apparatus of uniformly removing contamination |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107439386B (en) | 2020-12-08 |
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