CN111713321A - Covering device for film-covered vegetable seedlings - Google Patents
Covering device for film-covered vegetable seedlings Download PDFInfo
- Publication number
- CN111713321A CN111713321A CN202010553158.7A CN202010553158A CN111713321A CN 111713321 A CN111713321 A CN 111713321A CN 202010553158 A CN202010553158 A CN 202010553158A CN 111713321 A CN111713321 A CN 111713321A
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- block
- fixed
- soil
- wall
- pressing ring
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- 235000013311 vegetables Nutrition 0.000 title claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 28
- 239000002689 soil Substances 0.000 claims abstract description 23
- 230000000903 blocking effect Effects 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims description 8
- 210000002489 tectorial membrane Anatomy 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 208000008035 Back Pain Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0287—Devices for laying-out or removing ground coverings
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Transplanting Machines (AREA)
Abstract
The invention relates to a soil covering device, in particular to a soil covering device for film-covered vegetable seedlings. The invention aims to solve the technical problem of how to provide a device for covering soil on film-covered vegetable seedlings, which can fill holes without bending down, save time and labor and improve the hole filling efficiency. In order to solve the technical problem, the invention provides a device for covering soil on film-covered vegetable seedlings, which comprises: the middle part of the bracket is connected with a reinforcing rod; the end part of the bracket is provided with a material storage mechanism; the pressing mechanism is arranged on the material storage mechanism. According to the vegetable seedling planting machine, the first pressing ring moves downwards to press and fix a mulching film around vegetable seedlings on the vegetable field, and after the plurality of material blocking plates are separated from each other, soil in the barrel body falls into holes for planting the vegetable seedlings along the central column and the material blocking blocks, so that the holes for planting the vegetable seedlings are filled; therefore, workers do not need to bend down to fill the hole, time and labor can be saved, and the hole filling efficiency can be improved.
Description
Technical Field
The invention relates to a soil covering device, in particular to a soil covering device for film-covered vegetable seedlings.
Background
In order to preserve heat and water and prevent a mulching film from being lifted by wind, holes for planting vegetable seedlings need to be filled with soil, at present, the holes for planting the vegetable seedlings are generally filled manually, when the holes are filled manually, a user holds a circle with one hand and moves the circle downwards to press the mulching film around the vegetable seedlings, then the user holds a spoon with the other hand to scoop up soil on the vegetable field, and then the soil in the spoon is poured around the vegetable seedlings to fill the holes for planting the vegetable seedlings, so that time and labor are wasted, the hole filling efficiency is low, and because the ground of the vegetable field is low, workers need to bend over when filling the holes, so that waist soreness and back pain are easy to occur.
Therefore, a device for covering soil on the film-covered vegetable seedlings, which can fill holes without bending down, save time and labor and improve the hole filling efficiency, needs to be developed.
Disclosure of Invention
(1) Technical problem to be solved
In order to overcome the defect that workers need to bend down to fill holes of vegetable seedlings by using soil manually, the invention provides the device for covering soil on the film-covered vegetable seedlings, which can fill the holes without bending down, save time and labor and improve the hole filling efficiency.
(2) Technical scheme
In order to solve the technical problem, the invention provides a device for covering soil on film-covered vegetable seedlings, which comprises: the middle part of the bracket is connected with a reinforcing rod; the end part of the bracket is provided with a material storage mechanism; the material storage mechanism is provided with a pressing mechanism; and the discharging mechanism is arranged on one side of the storing mechanism close to the pressing mechanism.
Preferably, the magazine mechanism includes: the end part of the bracket is provided with the barrel body; the inner wall of the barrel body is connected with a fixed connecting rod; the central column is connected to the fixed connecting rod.
Preferably, the pressing mechanism includes: the outer wall of the barrel body is connected with the fixed block; the fixed block is rotatably connected with a gear; the torsion spring is connected between the gear and the fixed block; the outer wall of the barrel body close to the fixed block is sleeved with the second pressing ring; the inner wall of the second pressure ring is connected with a rack which is meshed with the gear; the end part of the second pressure ring is connected with a connecting column; the connecting column is connected with a first pressing ring.
Preferably, the discharging mechanism comprises: the outer wall of the barrel body, which is far away from the fixed block, is connected with a guide sleeve; the guide sleeve is connected with a third pressure ring in a sliding manner; the outer wall of the barrel body close to the third pressure ring is connected with a plurality of fixed guide rails; the fixed guide rail is internally connected with a fixed guide rail in a sliding way; the orientation block is connected with a striker plate; the return spring is connected between the striker plate and the fixed guide rail; the fixed guide rail is connected with a guide block; the guide block is internally connected with a first wedge block in a sliding way; one side, close to the first wedge-shaped block, in the guide block is connected with a second wedge-shaped block in a sliding mode, and the second wedge-shaped block is connected with a third pressure ring; the first wedge-shaped block is connected with a baffle connecting rod, the tail end of the baffle connecting rod penetrates through the fixed guide rail and the directional block, and the tail end of the baffle connecting rod is connected with the baffle plate; the end part of the central column is connected with a material blocking block.
Preferably, the device further comprises a linkage mechanism, wherein the linkage mechanism comprises: the outer wall of the barrel body close to the guide sleeve is connected with an installation shaft; the mounting shaft is rotatably connected with the long slotted rod; the handle is connected to the slotted long rod; the return spring is connected in the slot of the slotted long rod; the end part of the reset spring is connected with the sliding baffle which is connected with the slotted long rod in a sliding way; one side of the outer wall of the second pressure ring is connected with the fixed connecting block; the fixed connecting block is connected with a sliding connecting rod which is positioned in the groove of the slotted long rod; and one side of the outer wall of the third pressing ring is connected with the fixing rod.
Preferably, the method further comprises the following steps: the wheel, four all rotary types in angle of support lower part are connected with the wheel.
(3) Advantageous effects
1. According to the vegetable seedling planting machine, the first pressing ring moves downwards to press and fix a mulching film around vegetable seedlings on the vegetable field, and after the plurality of material blocking plates are separated from each other, soil in the barrel body falls into holes for planting the vegetable seedlings along the central column and the material blocking blocks, so that the holes for planting the vegetable seedlings are filled; therefore, workers do not need to bend down to fill the hole, time and labor can be saved, and the hole filling efficiency can be improved.
2. Pressing down the handle makes fluting stock downswing can make the second clamping ring downstream earlier, then makes the third clamping ring downstream, so need not artifical manual first downstream second clamping ring, then manual downstream third clamping ring to can labour saving and time saving more, can further improvement fill hole efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic partial perspective view of a first embodiment of the present invention.
Fig. 3 is a second partial perspective view of the present invention.
Fig. 4 is an enlarged view of a portion a of the present invention.
Fig. 5 is an enlarged view of part B of the present invention.
Fig. 6 is an enlarged view of the portion C of the present invention.
The labels in the figures are: 1-bracket, 2-reinforcing rod, 3-storing mechanism, 31-barrel, 32-fixed connecting rod, 33-central column, 4-pressing mechanism, 41-first pressing ring, 42-connecting column, 43-second pressing ring, 44-rack, 45-gear, 46-fixed block, 47-torsion spring, 5-discharging mechanism, 51-striker plate, 52-directional block, 53-fixed guide rail, 54-baffle connecting rod, 55-return spring, 56-first wedge block, 57-second wedge block, 58-guide block, 59-third pressing ring, 510-guide sleeve, 511-striker block, 6-linkage mechanism, 61-grip, 62-slotted long rod, 63-mounting shaft, 64-sliding connecting rod, 65-fixed connecting block, 66-sliding baffle, 67-return spring, 68-fixed rod and 7-wheel.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A device for covering soil for film-coated vegetable seedlings is shown in figures 1-4 and 6 and comprises a support 1, reinforcing rods 2, a storage mechanism 3, a pressing mechanism 4 and a discharging mechanism 5, wherein the two reinforcing rods 2 are connected to the middle of the support 1, the storage mechanism 3 is installed at the top of the support 1, and the pressing mechanism 4 and the discharging mechanism 5 are installed on the storage mechanism 3 respectively.
The storage mechanism 3 comprises a barrel body 31, fixed connecting rods 32 and a central column 33, the barrel body 31 is installed at the top of the support 1 in an embedded mode, the left side and the right side of the upper portion of the inner wall of the barrel body 31 are both connected with the fixed connecting rods 32, and the central column 33 is connected between the two fixed connecting rods 32.
Push down mechanism 4 including first clamping ring 41, spliced pole 42, second clamping ring 43, rack 44, gear 45, fixed block 46 and torsion spring 47, the left and right sides at 31 outer wall middle part all is connected with fixed block 46, the last rotation type of fixed block 46 is connected with gear 45, be connected with torsion spring 47 between gear 45 and the fixed block 46, the outer wall cover of staving 31 has second clamping ring 43, the left and right sides of second clamping ring 43 inner wall all is connected with rack 44, rack 44 and gear 45 mesh, the bottom of second clamping ring 43 is connected with four spliced poles 42 along the even spaced in circumference, be connected with first clamping ring 41 between the bottom of four spliced poles 42.
The discharging mechanism 5 comprises a material baffle plate 51, an orientation block 52, a fixed guide rail 53, a baffle connecting rod 54, a return spring 55, a first wedge-shaped block 56, a second wedge-shaped block 57, a guide block 58, a third press ring 59, guide sleeves 510 and a material baffle 511, wherein the lower part of the outer wall of the barrel body 31 is uniformly connected with a plurality of guide sleeves 510 at intervals along the circumferential direction, the third press ring 59 is connected between the plurality of guide sleeves 510 in a sliding manner, the outer wall of the barrel body 31 between every two adjacent guide sleeves 510 is connected with the fixed guide rail 53, the orientation block 52 is connected in the fixed guide rail 53 in a sliding manner, the material baffle plate 51 is connected on the orientation block 52, the top of the material baffle plate 51 is contacted with the bottom of the barrel body 31, the return spring 55 is connected between the material baffle plate 51 and the fixed guide rail 53, the guide block 58 is connected on the fixed guide rail 53, the first wedge-shaped block 56 and the second wedge-shaped block 57 are, the top of the second wedge-shaped block 57 is connected with the bottom end of the third pressing ring 59, the bottom of the first wedge-shaped block 56 is connected with the baffle connecting rod 54, the tail end of the baffle connecting rod 54 penetrates through the fixed guide rail 53 and the directional block 52, the tail end of the baffle connecting rod 54 is connected with the material blocking plate 51, the bottom of the central column 33 is connected with the material blocking block 511, and the material blocking block 511 is located on the inner side of the material blocking plate 51.
When the hole for planting the vegetable seedling is to be filled, the device is moved to the vegetable field, and the material blocking block 511 is positioned on the upper side of the vegetable seedling. Initially, the striker plates 51 contact each other to stop the barrel 31. A worker may pour a large amount of soil into the tub 31 and then move the second pressing ring 43 downward, the second pressing ring 43 moving downward through the connection column 42 may move the first pressing ring 41 downward, and when the first pressing ring 41 moves downward to press and fix the mulching film around the vegetable seedling on the vegetable floor, the downward movement of the second pressing ring 43 is stopped; the downward movement of the second pressing ring 43 drives the rack 44 to move downward, and the downward movement of the rack 44 rotates the gear 45, and the torsion spring 47 is compressed accordingly. Then, the third pressing ring 59 can be moved downwards manually, the third pressing ring 59 can move downwards to enable the first wedge-shaped block 56 to move outwards through the second wedge-shaped block 57, the first wedge-shaped block 56 moves outwards to enable the material blocking plate 51 to move outwards through the baffle connecting rod 54, the return spring 55 is compressed accordingly, the material blocking plates 51 are separated from each other accordingly, and after the material blocking plate 51 moves outwards to a proper position, the third pressing ring 59 stops moving downwards. After a plurality of striker plates 51 alternate segregation, then can not block staving 31, center post 33 and striker block 511's cooperation can be covered the vegetable seedling to can prevent that earth from falling on the vegetable seedling, earth in the staving 31 falls to the downthehole of planting the vegetable seedling along center post 33 and striker block 511 thereupon, fills up the hole of planting the vegetable seedling. After the hole is filled, the third pressing ring 59 is loosened, the material baffle plate 51 can be reset under the action of the return spring 55 to stop the barrel body 31 again, and the third pressing ring 59 can be moved upwards to be reset. Then the second press ring 43 is loosened, the gear 45 can be rotated and reset under the action of the torsion spring 47, the gear 45 can be rotated and reset to enable the rack 44 to move upwards and reset, and the rack 44 moves upwards and resets to drive the second press ring 43 to move upwards and reset. Then the device is moved to the periphery of the next vegetable seedling, and the operation is repeated to fill and level the hole of the vegetable seedling. Therefore, the first pressing ring 41 of the device moves downwards to press and fix the mulching film around the vegetable seedlings on the vegetable field, and after the plurality of baffle plates 51 are separated from each other, soil in the barrel body 31 falls into holes for planting the vegetable seedlings along the central column 33 and the baffle blocks 511 to fill and level the holes for planting the vegetable seedlings; therefore, workers do not need to bend down to fill the hole, time and labor can be saved, and the hole filling efficiency can be improved.
Example 2
On the basis of the embodiment 1, as shown in fig. 1-3 and fig. 5, the device further comprises a linkage mechanism 6, wherein the linkage mechanism 6 comprises a handle 61, a slotted long rod 62, a mounting shaft 63 and a sliding connecting rod 64, fixed connection block 65, sliding baffle 66, reset spring 67 and dead lever 68, the 31 outer wall left side front side of staving above the third clamping ring 59 is connected with installation axle 63, the anterior rotary type of installation axle 63 is connected with slotted stock 62, the right-hand member of slotted stock 62 is connected with handle 61, the inslot of slotted stock 62 is connected with reset spring 67, reset spring 67's bottom is connected with sliding baffle 66, sliding baffle 66 and slotted stock 62 sliding type connection, the outer wall front side of second clamping ring 43 is connected with fixed connection block 65, the leading flank of fixed connection block 65 is connected with sliding connecting rod 64, sliding connecting rod 64's front portion is located slotted stock 62's of slotting inslot, the outer wall front side of third clamping ring 59 is connected with dead lever 68.
The handle 61 is manually pressed downwards to enable the slotted long rod 62 to swing downwards, the slotted long rod 62 swings downwards to enable the fixed connecting block 65 to move downwards through the sliding connecting rod 64, and the fixed connecting block 65 moves downwards to drive the second pressing ring 43 to move downwards. When the sliding connecting rod 64 is contacted with the sliding baffle 66, the long slotted rod 62 continuously moves downwards to the sliding connecting rod 64 and cannot move downwards due to the arrangement of the return spring 67, and the return spring 67 is compressed; so that the second pressure ring 43 does not continue to move downwards. When the sliding connecting rod 64 contacts with the sliding baffle 66, the slotted long rod 62 contacts with the fixed rod 68, so that the fixed rod 68 can be pushed to move downwards by the continuous downward movement of the slotted long rod 62, the fixed rod 68 moves downwards to drive the third pressing ring 59 to move downwards, and when the third pressing ring 59 moves downwards to a proper position, the downward pressing of the handle 61 is stopped. So need not artifical manual first second clamping ring 43 that moves down, then manual third clamping ring 59 that moves down to can labour saving and time saving more, can further improvement fill hole efficiency. After the hole is filled, the handle 61 is loosened.
As shown in fig. 1, the device further comprises wheels 7, and two wheels 7 are rotatably connected to the front and rear sides of the lower portion of the support 1.
The device can be conveniently and quickly moved through the wheels 7.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. The utility model provides a for tectorial membrane vegetable seedling earthing device which characterized in that includes:
the middle of the bracket (1) is connected with a reinforcing rod (2);
the end part of the bracket (1) is provided with the material storage mechanism (3);
the pressing mechanism (4) is arranged on the material storage mechanism (3);
and the discharging mechanism (5) is arranged on one side of the material storing mechanism (3) close to the pressing mechanism (4).
2. A device for covering mulching film covered vegetable seedlings with soil as claimed in claim 1, wherein the storage mechanism (3) comprises:
the end part of the bracket (1) is provided with the barrel body (31);
the inner wall of the barrel body (31) is connected with the fixed connecting rod (32);
the central column (33) is connected with the fixed connecting rod (32).
3. A device for covering mulching film covered vegetable seedlings with soil as claimed in claim 2, wherein the pressing mechanism (4) comprises:
the outer wall of the barrel body (31) is connected with the fixing block (46);
the fixed block (46) is rotatably connected with the gear (45);
a torsion spring (47), wherein the torsion spring (47) is connected between the gear (45) and the fixed block (46);
the second pressing ring (43) is sleeved on the outer wall, close to the fixed block (46), of the barrel body (31);
the inner wall of the second pressing ring (43) is connected with a rack (44), and the rack (44) is meshed with a gear (45);
the end part of the second pressing ring (43) is connected with the connecting column (42);
the first pressing ring (41) is connected to the connecting column (42).
4. A device for covering mulching film vegetable seedlings with soil as claimed in claim 3, wherein the discharging mechanism (5) comprises:
the guide sleeve (510) is connected to the outer wall, far away from the fixed block (46), of the barrel body (31);
the third pressing ring (59) is connected with the guide sleeve (510) in a sliding manner;
the outer wall of the barrel body (31) close to the third pressing ring (59) is connected with a plurality of fixed guide rails (53);
the fixed guide rail (53) is internally and slidably connected with the orientation block (52);
the material baffle plate (51) is connected to the orientation block (52);
a return spring (55), wherein the return spring (55) is connected between the striker plate (51) and the fixed guide rail (53);
the guide block (58) is connected to the fixed guide rail (53);
the guide block (58) is internally and slidably connected with the first wedge block (56);
one side, close to the first wedge block (56), in the guide block (58) is connected with the second wedge block (57) in a sliding mode, and the second wedge block (57) is connected with the third pressing ring (59);
the baffle connecting rod (54) is connected to the first wedge-shaped block (56), the tail end of the baffle connecting rod (54) penetrates through the fixed guide rail (53) and the directional block (52), and the tail end of the baffle connecting rod (54) is connected with the baffle plate (51);
the end part of the central column (33) is connected with the material blocking block (511).
5. A device for covering mulching film vegetable seedlings with soil as claimed in claim 4, further comprising a linkage mechanism (6), wherein the linkage mechanism (6) comprises:
the outer wall of the barrel body (31) close to the guide sleeve (510) is connected with the mounting shaft (63); the long slotted rod (62) is rotationally connected to the mounting shaft (63);
the handle (61) is connected with the slotted long rod (62);
the return spring (67) is connected in the groove of the slotted long rod (62);
the end part of the return spring (67) is connected with the sliding baffle (66), and the sliding baffle (66) is connected with the slotted long rod (62) in a sliding way;
one side of the outer wall of the second pressing ring (43) is connected with the fixed connecting block (65);
the sliding connecting rod (64) is connected to the fixed connecting block (65), and the sliding connecting rod (64) is positioned in the groove of the long slotted rod (62);
and the fixing rod (68) is connected to one side of the outer wall of the third pressing ring (59).
6. The device for covering soil on film-covered vegetable seedlings according to claim 5, further comprising:
the wheels (7) are rotatably connected with four corners of the lower part of the bracket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010553158.7A CN111713321B (en) | 2020-06-17 | 2020-06-17 | Covering device for film-covered vegetable seedlings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010553158.7A CN111713321B (en) | 2020-06-17 | 2020-06-17 | Covering device for film-covered vegetable seedlings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111713321A true CN111713321A (en) | 2020-09-29 |
| CN111713321B CN111713321B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010553158.7A Active CN111713321B (en) | 2020-06-17 | 2020-06-17 | Covering device for film-covered vegetable seedlings |
Country Status (1)
| Country | Link |
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| CN (1) | CN111713321B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112400578A (en) * | 2020-11-04 | 2021-02-26 | 赖艳红 | Convenient bagging apparatus that overlaps of sapling |
| CN112810336A (en) * | 2021-01-25 | 2021-05-18 | 徐的莲 | Inkpad forming equipment for stationery production |
| CN113366949A (en) * | 2021-06-15 | 2021-09-10 | 王华秀 | Agricultural vegetable seedling soil covering equipment |
| CN114568186A (en) * | 2022-01-29 | 2022-06-03 | 黑龙江农业经济职业学院 | Pulling punching covering-free buckling film capable of being repeatedly used for film-covered cultivation crops |
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| DE10142090A1 (en) * | 2001-08-30 | 2003-03-27 | Franz Josef Hoffacker | Laying method for cover material laid on top of cultivated soil to kill weeds, comprises anchoring cover into position by shifting raised regions of soil along cover edges |
| CN203353104U (en) * | 2013-06-18 | 2013-12-25 | 浙江博仁工贸有限公司 | Production equipment for full-automatic precise sowing production line |
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| CN208798442U (en) * | 2018-09-04 | 2019-04-30 | 福安市逸夫小学 | Plastic mulching device |
| CN210275068U (en) * | 2019-07-24 | 2020-04-10 | 潘建全 | Hand-held hole fertilizer applicator |
| CN210491620U (en) * | 2019-06-29 | 2020-05-12 | 潍坊市烟草专卖局 | Flue-cured tobacco seedling-raising covering-soil broadcast seeder |
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| JPH07284310A (en) * | 1994-04-18 | 1995-10-31 | Nakagawa Yoshiaki | Transplanter |
| DE10142090A1 (en) * | 2001-08-30 | 2003-03-27 | Franz Josef Hoffacker | Laying method for cover material laid on top of cultivated soil to kill weeds, comprises anchoring cover into position by shifting raised regions of soil along cover edges |
| CN203353104U (en) * | 2013-06-18 | 2013-12-25 | 浙江博仁工贸有限公司 | Production equipment for full-automatic precise sowing production line |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112400578A (en) * | 2020-11-04 | 2021-02-26 | 赖艳红 | Convenient bagging apparatus that overlaps of sapling |
| CN112810336A (en) * | 2021-01-25 | 2021-05-18 | 徐的莲 | Inkpad forming equipment for stationery production |
| CN113366949A (en) * | 2021-06-15 | 2021-09-10 | 王华秀 | Agricultural vegetable seedling soil covering equipment |
| CN114568186A (en) * | 2022-01-29 | 2022-06-03 | 黑龙江农业经济职业学院 | Pulling punching covering-free buckling film capable of being repeatedly used for film-covered cultivation crops |
| CN114568186B (en) * | 2022-01-29 | 2023-03-28 | 黑龙江农业经济职业学院 | Drawing punching covering-free buckling film capable of being repeatedly used for film-covered cultivation crops |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111713321B (en) | 2021-11-05 |
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