CN-120457928-B - Wind erosion resistant farmland three-dimensional protective net

CN120457928BCN 120457928 BCN120457928 BCN 120457928BCN-120457928-B

Abstract

The invention relates to the technical field of farmland protection nets, in particular to an anti-wind erosion farmland three-dimensional protection net which comprises a plurality of net bodies and a plurality of stakes, wherein the net bodies and the stakes are arranged in a staggered mode, two winding wheels are arranged in the stakes, a pull rope is detachably arranged at one end of each net body, the other end of each net body penetrates through the adjacent stakes in a sliding mode and then is fixed with the winding wheel at the inner side, the two winding wheels at the inner side of the same stake are respectively connected with the net bodies and the pull rope, the other end of each pull rope is wound on the outer surfaces of the winding wheels, and the winding wheels connected with the pull rope are elastically connected with the stakes in a rotating mode. According to the invention, the net body can be blown and buffered through the elastic rotation of the winding wheels, when wind power drives the prismatic sleeve to be matched with the prismatic shaft through pushing the swinging structure and then drives the unidirectional transmission force accumulating mechanism to separate from the vertical pile, the torsion accumulated by the unidirectional transmission force accumulating mechanism drives the corresponding winding wheels to wind the net body, and the net body is retracted into the vertical pile, so that the vertical pile is ensured not to incline and collapse due to larger wind power.

Inventors

ZHANG FENGBAO
SHEN NAN
SHEN ZHENZHOU
LI BINBIN
GUO ZHENG
DENG LEI
YANG MINGYI
XIAO PEIQING
LI WENJING

Assignees

西北农林科技大学

Dates

Publication Date: 20260512
Application Date: 20250627

Claims (8)

1. The three-dimensional farmland protection net capable of resisting wind erosion comprises a plurality of net bodies (1) and a plurality of vertical piles (2), and is characterized in that the net bodies (1) and the vertical piles (2) are arranged in a staggered mode, two winding wheels (3) are arranged in the vertical piles (2), a pull rope (4) is detachably arranged at one end of each net body (1), the other end of each net body (1) penetrates through the adjacent vertical piles (2) in a sliding mode and then is fixed with the winding wheel (3) at the inner side, the two winding wheels (3) at the inner side of the same vertical pile (2) are connected with the net bodies (1) and the pull rope (4) respectively, and the other end of each pull rope (4) is wound on the outer surface of each winding wheel (3); The winding wheel (3) connected with the pull rope (4) is elastically and rotatably connected with the vertical pile (2), the winding wheel (3) connected with the pull rope (4) is sleeved with the unidirectional transmission power storage mechanism (5), the unidirectional transmission power storage mechanism (5) is elastically connected with the vertical pile (2), the unidirectional transmission power storage mechanism (5) is slidably sleeved at the lower end of the other winding wheel (3), the lower end of the winding wheel (3) connected with the net body (1) is coaxially fixed with a prismatic shaft (8), the lower end of the prismatic shaft (8) is coaxially provided with a prismatic sleeve (9), and the prismatic sleeve (9) is connected with the unidirectional transmission power storage mechanism (5); The lifting structure (6) for pulling the prism sleeve (9) to move upwards is arranged in the vertical pile (2), the upper end of the vertical pile (2) is rotationally connected with a swinging structure (7) which is rotationally blown by wind force, a lifting rope (10) is fixed under the swinging structure (7), the lower end of the lifting rope (10) penetrates through the upper surface of the vertical pile (2) in a sliding manner and then is connected with the lifting structure (6), and the lifting structure (6) drives the prism sleeve (9) to be matched with the prism shaft (8) and then drives the unidirectional transmission power storage mechanism (5) to be separated from the vertical pile (2); The unidirectional transmission power storage mechanism (5) comprises a gear A (51) and a gear B (52), the gear A (51) is meshed with the gear B (52), a winding wheel (3) connected with a pull rope (4) and the gear A (51) are coaxially arranged, and the gear A (51) is in unidirectional transmission connection with the coaxially arranged winding wheel (3) through a ratchet tooth ratchet groove structure (53); the winding wheel (3) connected with the net body (1) is coaxially and slidably connected with the gear B (52), the bottom surface of the gear B (52) is elastically and rotatably connected with the vertical pile (2), a detachable unidirectional rotating structure (54) is arranged on the bottom surface of the gear B (52), and the unidirectional rotating structure (54) is connected with the vertical pile (2); the upper surface of the gear B (52) is coaxially fixed with the prism sleeve (9).
2. The wind erosion resistant farmland three-dimensional protection net is characterized in that the lifting structure (6) comprises a linkage frame (61) and a hanging ring frame (62), the linkage frame (61) is positioned at the inner ring side of the hanging ring frame (62), the linkage frame (61) is rotatably sleeved on the outer surface of the prism sleeve (9), and the bottom surface of the linkage frame (61) is elastically connected with the vertical piles (2) in an up-and-down moving manner; The upper surface of the lifting ring frame (62) is fixedly provided with a prismatic rod (63), the prismatic rod (63) is elastically connected with the vertical pile (2) in a manner of moving up and down, and the upper end of the prismatic rod (63) is fixed with the lower end of the lifting rope (10); And a gap exists between the inner bottom wall of the inner ring surface of the hanging ring frame (62) and the bottom surface of the linkage frame (61).
3. The wind erosion resistant farmland three-dimensional protection net is characterized in that the swinging structure (7) comprises a top frame (71) and a swinging rod (72), the middle part of the swinging rod (72) is spherical, the upper end of the top frame (71) is rotationally connected with the spherical part of the swinging rod (72), and the matching part of the top frame (71) and the swinging rod (72) is in an adaptive annular spherical frame structure; The upper end of the swing rod (72) is fixedly provided with a wind receiving plate (73), and the lower end of the swing rod (72) is fixedly connected with the upper end of the lifting rope (10).
4. The wind erosion resistant farmland three-dimensional protection net is characterized in that a straight plate (64) is arranged on one side, far away from a winding wheel (3), of the lifting ring frame (62) in a contact mode, the straight plate (64) is elastically connected with a vertical pile (2), the upper surface of a contact part of the straight plate (64) and the lifting ring frame (62) is obliquely arranged, and an oblique part of the straight plate (64) is located on the lower side of the other end of the oblique part of the straight plate (64) near one end of the lifting ring frame (62).
5. The wind erosion resistant farmland three-dimensional protection net according to claim 4, wherein a friction plate (65) is vertically fixed on the upper surface of the straight plate (64), and the surfaces of the friction plate (65) and the linkage frame (61) which are close to each other are uneven.
6. The wind erosion resistant farmland three-dimensional protection network of claim 1, wherein the unidirectional rotating structure (54) comprises a ring cylinder (541) and a sleeve (542), the sleeve (542) is rotationally sleeved on the outer surface of the ring cylinder (541), the upper end of the ring cylinder (541) is fixed with the bottom surface of the gear B (52), the ring cylinder (541) is rotationally inserted into the inner bottom wall of the vertical pile (2), and the sleeve (542) is fixedly inserted into the inner bottom wall of the vertical pile (2).
7. The wind erosion resistant farmland three-dimensional protection network of claim 6, wherein a plurality of slots (543) are formed in the outer annular surface of the annular cylinder (541), angle blocks (544) are elastically connected to the inner annular surface of the sleeve (542), the angle blocks (544) are slidably inserted into one of the slots (543), and the angle blocks (544) are in a right triangle shape.
8. The wind erosion resistant farmland three-dimensional protection net according to claim 7, wherein vertical grooves (11) are formed in the left side and the right side of the vertical piles (2), and pull ropes (4) and the net body (1) are respectively penetrated in the corresponding vertical grooves (11).

Description

Wind erosion resistant farmland three-dimensional protective net Technical Field The invention relates to the technical field of farmland protection nets, in particular to a wind erosion resistant farmland three-dimensional protection net. Background The farmland protective net is one of the common tools in agricultural production, mainly protects plants in the farmland from damage or trampling of some animals, is more indispensable protective equipment in relatively expensive crop planting, and provides safety guarantee such as protection, theft prevention, bird expelling and the like for the farmland. Chinese patent CN219118919U discloses farmland protection network convenient to dismantle and installation, including first erection column, the bottom fixed welding of first erection column has the stopper, both sides are all fixed about the left side wall of first erection column are provided with first fixed hook, vertical rotation is provided with first roll-up section of thick bamboo between the upper and lower lateral wall of first erection column inner chamber, the fixed cover of pivot upper end of first roll-up section of thick bamboo has been provided with first helical gear, the surface winding of first roll-up section of thick bamboo is provided with first protection network, is provided with first roll-up section of thick bamboo and second roll-up section of thick bamboo, and both carry out synchronous connection rotation through first helical gear and second helical gear for when rotating the adjust knob, can expand or roll up the operation to first protection network and second protection network simultaneously, saved the loaded down with trivial details process of dismantling the installation to two parts protection network respectively, make to dismantle accomodate or install and use more convenient high efficiency, above-mentioned related art has the following defects that when the protection network is to the farmland, through stand supporting, can receive the stand when the protection network to the protection network, receive the stand when the protection network is high-down with the protection network, and the stand is fallen down with the protection network, receive the stand when the protection network is more and is blown down to the protection network, and the stand is more and is blown down to the protection network, and is more when the stand is more receives the protection network and is fallen down and is more easily to the protection network, and is blown and is more and is damaged when the stand protection network is more and is subjected to the protection network and is more to the protection net. Disclosure of Invention In order to reduce the inclined collapse caused by wind power to the blowing of the protective net, the invention provides the wind erosion-resistant farmland three-dimensional protective net. The invention provides an anti-wind erosion farmland three-dimensional protection net, which adopts the following technical scheme that the anti-wind erosion farmland three-dimensional protection net comprises a plurality of net bodies and a plurality of vertical piles, wherein the net bodies and the vertical piles are arranged in a staggered manner, two winding wheels are arranged in the vertical piles, a pull rope is detachably arranged at one end of each net body, the other end of each net body penetrates through the adjacent vertical piles in a sliding manner and then is fixed with the winding wheel at the inner side, the two winding wheels at the inner side of the same vertical pile are respectively connected with the net bodies and the pull rope, and the other end of each pull rope is wound on the outer surface of each winding wheel. The winding wheel connected with the pull rope is elastically connected with the vertical pile in a rotating way, the winding wheel connected with the pull rope is sleeved with the unidirectional transmission force storage mechanism, the unidirectional transmission force storage mechanism is elastically connected with the vertical pile, the unidirectional transmission force storage mechanism is slidably sleeved at the lower end of the other winding wheel, the lower end of the winding wheel connected with the net body is coaxially fixed with a prismatic shaft, the lower end of the prismatic shaft is coaxially provided with a prismatic sleeve, and the prismatic sleeve is connected with the unidirectional transmission force storage mechanism. The pile is characterized in that a lifting structure for pulling the rib sleeve to move upwards is arranged in the pile, the upper end of the pile is rotationally connected with a swinging structure which is blown by wind force and is rotatable, a lifting rope is fixed under the swinging structure, the lower end of the lifting rope penetrates through the upper surface of the pile in a sliding mode and then is connected with the lifting structure, and the lifting structure drives the rib sleeve to b