CN210798504U

CN210798504U - Grassland anti-dumping net fence

Info

Publication number: CN210798504U
Application number: CN201921270597.6U
Authority: CN
Inventors: 俞旸; 杨晓霞
Original assignee: Qinghai University; Qinghai Academy of Animal Science and Veterinary Medicine
Current assignee: Qinghai University; Qinghai Academy of Animal Science and Veterinary Medicine
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-19
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to the technical field of net fences, and discloses a grassland anti-toppling net fence, which comprises two first vertical rods, wherein the two first vertical rods are distributed in a bilateral symmetry manner, a first blocking net is fixedly welded between the two first vertical rods, the bottom ends of the two first vertical rods are respectively provided with a fixed block, the upper surfaces of the two fixed blocks are respectively provided with a first chute, and the bottom ends of the two first vertical rods are respectively positioned inside the two first chutes and are respectively rotatably connected with the two first chutes; in the in-process of using, can avoid being blown by the strong wind on the grassland and empty to lose its due effect, when this net rail is blown the slope by the strong wind, under expanding spring's pulling force effect, can avoid the condition that the lodging appears in the net rail, reduce the back when wind-force, the rebound can appear in expanding spring, thereby can make the net rail resume original state, compare in current net rail, prevent toppling over the performance better.

Description

Grassland anti-dumping net fence

Technical Field

The utility model relates to a net rail technical field specifically is a net rail is prevented empting by grassland.

Background

The net fence is mainly used for constructing grasslands in pasturing areas, can enclose the grasslands, perform fixed-point grazing and grazing in different columns, is convenient for planned use of grassland resources, effectively improves the utilization rate and the grazing efficiency of the grasslands, prevents the grasslands from degrading, protects the natural environment, and is also suitable for establishing family farms with specialized farmers and pastures; the method comprises the following steps of setting up frontier defense, a field fence, a forest nursery, a mountain sealing forest raising, a surrounding of a tourism area and a hunting area, and building site isolation maintenance.

However, the prior art has the following problems:

(1) because net rail uses comparatively frequently in the grassland district, and is plain landform in the grassland district generally to lead to the wind-force in grassland area to be stronger, current net rail is blown by the strong wind on the grassland easily when using and is emptyd, thereby leads to the net rail to lose effect.

(2) The height of the existing net fence is not convenient to adjust according to actual needs when the existing net fence is used, so that certain inconvenience exists in the using process of the existing net fence.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a grassland prevents empting net rail has solved current net rail and when using, is blown easily by the strong wind on the grassland and emptys to lose the effect of net rail, and when using, be not convenient for according to actual user demand, come highly adjusting of net rail, have the problem of certain not convenient for.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a grassland anti-dumping net fence comprises two first vertical rods, wherein the two first vertical rods are symmetrically distributed in the left-right direction, a first blocking net is welded and fixed between the two first vertical rods, the bottom ends of the two first vertical rods are respectively provided with a fixed block, the upper surfaces of the two fixed blocks are respectively provided with a first chute, the bottom ends of the two first vertical rods are respectively positioned inside the two first chutes and are respectively rotatably connected with the two first chutes, the inner parts of the two first chutes are positioned in front of the first vertical rods and are slidably connected with a first sliding block, the upper surface of the first sliding block is rotatably connected with a supporting rod through a connecting seat, one end of the supporting rod, far away from the first sliding block, is rotatably connected with the outer surface of the first vertical rod through the connecting seat, an expansion spring is arranged inside the first chute, and one end of the expansion spring is fixedly connected with the front surface of the first sliding block, and the other end of the extension spring is fixedly connected with the front surface of the interior of the first sliding chute.

Preferably, the stiffness coefficient of the telescopic spring is 500N/m.

Preferably, the two sides of the first sliding block are fixed with rubber gaskets through sealing glue, and one side of the rubber gaskets, which is far away from the first sliding block, is attached to the inner side wall of the first sliding groove.

Preferably, a second vertical rod is arranged in front of each of the two first vertical rods, a second blocking net is fixedly welded between the two second vertical rods, second sliding grooves are formed in the front surfaces of the two first vertical rods, second sliding blocks are fixedly welded on the rear surfaces of the two second vertical rods, the two second sliding blocks are respectively positioned inside the two second sliding grooves and are respectively in sliding connection with the two second sliding grooves, threaded holes are formed in the two second sliding blocks, threaded rods are rotatably connected inside the two second sliding grooves through bearings, the two threaded rods respectively penetrate through the two threaded holes and are respectively in threaded connection with the two second sliding blocks, first bevel gears are fixedly welded on the outer surfaces of the two threaded rods below the second sliding blocks, and second bevel gears are respectively connected to one sides of the two first bevel gears in a meshed manner, and one side of each of the two second bevel gears is fixedly provided with a rotating handle through a connecting rod in a welding manner.

Preferably, the both sides of second slider all are seted up flutedly, the inside rotation of recess is connected with the pulley, the lateral wall of pulley with the inboard wall of second spout is laminated mutually.

Preferably, the two sides of the fixing block are symmetrically welded and fixed with fixing lugs, and fixing through holes are formed in the upper surfaces of the fixing lugs.

(III) advantageous effects

The utility model provides a grassland prevents empting net rail possesses following beneficial effect:

(1) the utility model discloses at the in-process that uses, can avoid being blown by the strong wind on the grassland and empty to lose its due effect, when this net rail is blown the slope by the strong wind, under expanding spring's pulling force effect, can avoid the condition that the net rail appears lodging, after wind-force reduces, the rebound can appear in expanding spring, thereby can make the net rail resume original state, compare in current net rail, prevent toppling over the performance better.

(2) The utility model discloses at the in-process that uses, can be according to the actual use needs, come highly adjusting the net rail, through rotating the commentaries on classics board, can drive the rotation of second bevel gear to drive first bevel gear and rotate, thereby drive the rotation of threaded rod, and then can make second slider up-and-down motion, and enable two second montants and carry out the up-and-down motion, can realize the regulation of net rail height, the person's of facilitating the use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the fixing block of the present invention;

fig. 3 is a schematic sectional view of the second slider according to the present invention.

In the figure: 1. a fixed block; 2. a support bar; 3. a first bevel gear; 4. a second slider; 5. a second chute; 6. a second vertical bar; 7. a second barrier net; 8. a first vertical bar; 9. a threaded rod; 10. turning a handle; 11. A second bevel gear; 12. a first barrier net; 13. a rubber gasket; 14. a first chute; 15. a first slider; 16. a tension spring; 17. a pulley; 18. a groove; 19. a threaded hole; 20. and fixing the ears.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a grassland anti-dumping net fence comprises two first vertical rods 8, wherein the two first vertical rods 8 are symmetrically distributed in the left-right direction, a first blocking net 12 is welded and fixed between the two first vertical rods 8, fixed blocks 1 are arranged at the bottom ends of the two first vertical rods 8, first sliding grooves 14 are formed in the upper surfaces of the two fixed blocks 1, the bottom ends of the two first vertical rods 8 are respectively positioned inside the two first sliding grooves 14 and are respectively rotatably connected with the two first sliding grooves 14, first sliding blocks 15 are slidably connected inside the two first sliding grooves 14 in front of the first vertical rods 8, the upper surfaces of the first sliding blocks 15 are rotatably connected with supporting rods 2 through connecting seats, one ends of the supporting rods 2, far away from the first sliding blocks 15, are rotatably connected with the outer surfaces of the first vertical rods 8 through the connecting seats, telescopic springs 16 are arranged inside the first sliding grooves 14, one ends of the telescopic springs 16 are fixedly connected with the front surfaces of the first sliding blocks 15, and telescopic spring 16's the other end and the inside front surface fixed connection of first spout 14, in the use, after this net rail is blown the slope by the big wind on the grassland, under the effect of the pulling force of two telescopic spring 16, can avoid this net rail the condition that falls to appear, after the condition that reduces appears in the big wind on the grassland, under the effect of the resilience force of two telescopic spring 16, can drive first slider 15 backward movement, thereby can make this net rail resume original state, compare in current net rail, it is better to prevent toppling over the performance.

Further, the stiffness coefficient of the telescopic spring 16 is 500N/m, so that the net fence can be prevented from inclining even under a small acting force.

Further, the both sides of first slider 15 are all fixed with rubber gasket 13 through sealed glue, and rubber gasket 13 is kept away from one side of first slider 15 and is laminated mutually with the inboard wall of first spout 14, can increase the frictional force between first slider 15 and the first spout 14 through rubber gasket 13 to can make the anti-wind ability of this net rail stronger.

Further, second vertical rods 6 are arranged in front of the two first vertical rods 8, a second blocking net 7 is welded and fixed between the two second vertical rods 6, second sliding grooves 5 are formed in the front surfaces of the two first vertical rods 8, second sliding blocks 4 are welded and fixed on the rear surfaces of the two second vertical rods 6, the two second sliding blocks 4 are respectively positioned inside the two second sliding grooves 5 and are respectively in sliding connection with the two second sliding grooves 5, threaded holes 19 are formed in the two second sliding blocks 4, threaded rods 9 are rotatably connected inside the two second sliding grooves 5 through bearings, the two threaded rods 9 respectively penetrate through the two threaded holes 19 and are respectively in threaded connection with the two second sliding blocks 4, first bevel gears 3 are welded and fixed on the outer surfaces of the two threaded rods 9 below the second sliding blocks 4, and second bevel gears 11 are meshed and connected to one sides of the two first bevel gears 3, one side of two second bevel gears 11 all is fixed with through connecting rod welded and changes 10, when in the in-process that uses, when the height of net rail needs to be adjusted, can rotate and change 10, drive the rotation of second bevel gear 11, thereby can drive the rotation of first bevel gear 3, and then can drive the rotation of threaded rod 9, rotation through threaded rod 9, can make second slider 4 up-and-down motion in second spout 5, and can drive two second montants 6 up-and-down motions, thereby can change the height of whole net rail, convenient to use person comes the height of net rail to adjust according to actual need.

Further, recess 18 has all been seted up to the both sides of second slider 4, and the inside rotation of recess 18 is connected with pulley 17, and the lateral wall of pulley 17 is laminated mutually with the inboard wall of second spout 5, can make second slider 4 more smooth and easy slip in second spout 5 through pulley 17.

Further, the equal symmetry welded fastening in both sides of fixed block 1 has fixed ear 20, and fixed through hole has all been seted up to the upper surface of fixed ear 20, and when using, can be through the fixed orifices on fixed ear 20 and the fixed ear 20, the fixed bolt of cooperation to can be with the firm fixing of fixed block 1 subaerial.

To sum up, the utility model discloses a work flow: in the using process, after the net fence is blown to incline by strong wind on the grassland, the situation that the net fence falls down can be avoided under the action of the tension force of the two telescopic springs 16, after the situation that the strong wind on the grassland is reduced, the first sliding block 15 can be driven to move back under the action of the resilience force of the two telescopic springs 16, so that the net fence can be restored to the original state, the anti-toppling performance is better compared with the existing net fence, in the using process, the rotating handle 10 can be rotated to drive the second bevel gear 11 to rotate, so that the first bevel gear 3 can be driven to rotate, the threaded rod 9 can be driven to rotate, the second sliding block 4 can move up and down in the second sliding groove 5 through the rotation of the threaded rod 9, and the two second vertical rods 6 can be driven to move up and down, therefore, the height of the whole net fence can be changed, and a user can conveniently adjust the height of the net fence according to actual needs.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a network rail is prevented empting by grassland, includes two first montants (8), its characterized in that: the two first vertical rods (8) are symmetrically distributed in the left-right direction, a first blocking net (12) is fixedly welded between the two first vertical rods (8), the bottom ends of the two first vertical rods (8) are respectively provided with a fixed block (1), the upper surfaces of the two fixed blocks (1) are respectively provided with a first sliding chute (14), the bottom ends of the two first vertical rods (8) are respectively positioned inside the two first sliding chutes (14) and are respectively rotatably connected with the two first sliding chutes (14), the inner parts of the two first sliding chutes (14) are positioned in front of the first vertical rods (8) and are slidably connected with a first sliding block (15), the upper surface of the first sliding block (15) is rotatably connected with a supporting rod (2) through a connecting seat, one end of the supporting rod (2), far away from the first sliding block (15), is rotatably connected with the outer surface of the first vertical rods (8) through a connecting seat, the inside of first spout (14) is equipped with expanding spring (16), the one end of expanding spring (16) with the front surface fixed connection of first slider (15), just the other end of expanding spring (16) with the inside front surface fixed connection of first spout (14).

2. The grassland anti-toppling net enclosure of claim 1, wherein: the stiffness coefficient of the telescopic spring (16) is 500N/m.

3. The grassland anti-toppling net enclosure of claim 1, wherein: the both sides of first slider (15) all are fixed with rubber gasket (13) through sealed glue, rubber gasket (13) are kept away from one side of first slider (15) with the inboard wall of first spout (14) is laminated mutually.

4. The grassland anti-toppling net enclosure of claim 1, wherein: second vertical rods (6) are arranged in front of the two first vertical rods (8), a second blocking net (7) is fixedly welded between the two second vertical rods (6), second sliding grooves (5) are formed in the front surfaces of the two first vertical rods (8), second sliding blocks (4) are fixedly welded on the rear surfaces of the two second vertical rods (6), the two second sliding blocks (4) are respectively positioned inside the two second sliding grooves (5) and are respectively in sliding connection with the two second sliding grooves (5), threaded holes (19) are formed in the two second sliding blocks (4), threaded rods (9) are rotatably connected inside the two second sliding grooves (5) through bearings, the two threaded rods (9) respectively penetrate through the two threaded holes (19) and are respectively in threaded connection with the two second sliding blocks (4), the outer surfaces of the two threaded rods (9) are located below the second sliding block (4) and are fixedly welded with first bevel gears (3), one sides of the first bevel gears (3) are connected with second bevel gears (11) in a meshed mode, and one sides of the second bevel gears (11) are fixedly welded with rotating handles (10) through connecting rods.

5. The grassland anti-toppling net fence as claimed in claim 4, wherein: the both sides of second slider (4) all are seted up recess (18), the inside rotation of recess (18) is connected with pulley (17), the lateral wall of pulley (17) with the inboard wall of second spout (5) is laminated mutually.

6. The grassland anti-toppling net enclosure of claim 1, wherein: the both sides of fixed block (1) are all fixed with fixed ear (20) of symmetry welded fastening, fixing hole has all been seted up to the upper surface of fixed ear (20).