CN216712793U

CN216712793U - Three-dimensional sand blocking fence

Info

Publication number: CN216712793U
Application number: CN202220318824.3U
Authority: CN
Inventors: 李广宇; 张晓娟; 张广忠; 王忠文; 宋龙龙
Original assignee: Gansu Desert Control Research Institute
Current assignee: Gansu Desert Control Research Institute
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-06-10
Anticipated expiration: 2032-02-17

Abstract

The utility model discloses a three-dimensional sand retaining fence which comprises a plurality of supporting rods, wherein a sand prevention assembly is detachably connected between any two adjacent supporting rods, and the bottom ends of the supporting rods are detachably connected with a fixing mechanism; fixed establishment is including fixed pipe, the fixed pipe top can be dismantled with the bracing piece bottom and be connected, fixed bottom fixedly connected with cone, a plurality of slide openings have been seted up along the axis direction equidistant to fixed pipe lateral wall, the axis of slide opening sets up with the axis of fixed pipe is perpendicular, sliding connection has fixed tooth in the slide opening, fixed intraductal two mounting panels that are provided with, two mounting panels set up about fixed hollow axis symmetry, there is the clearance between the outer wall of mounting panel and the inner wall of fixed pipe, fixed tooth one end and mounting panel fixed connection, the one end of a plurality of springs of fixed intraductal wall fixedly connected with, the other end and the mounting panel fixed connection of spring, be provided with the extrusion portion between two mounting panels, the extrusion portion corresponds the setting with fixed tooth, the cross-sectional shape of mounting panel is semi-circular.

Description

Three-dimensional sand blocking fence

Technical Field

The utility model relates to the technical field of wind and sand disaster prevention and control engineering, in particular to a three-dimensional sand retaining fence.

Background

Along with the destruction of ecological environment, the land desertification is more and more serious, resulting in more and more wind and sand disasters. The wind and sand disasters can not only bury crops, erode soil, reduce soil fertility and the like, but also damage infrastructure such as highways, railways and the like. Especially in the gobi area, prevent wind the sand control and seem more important, keep off the sand fence and be an engineering sand control measure, be the important technological means of prevention and cure railway or highway sand damage, the sand control fence needs to use the dead lever to fix in road both sides to realize the guard action, but desert soil itself is comparatively loose, and is relatively poor to the fixity of dead lever, consequently fixes the dead lever, guarantees the bearing capacity of whole sand control fence, is the problem that needs to solve urgently among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-dimensional sand blocking fence to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a three-dimensional sand blocking fence which comprises a plurality of supporting rods, wherein a sand prevention assembly is detachably connected between any two adjacent supporting rods, and the bottom ends of the supporting rods are detachably connected with a fixing mechanism;

the fixing mechanism comprises a fixing tube, the top end of the fixing tube is detachably connected with the bottom end of the supporting rod, the bottom end of the fixed pipe is fixedly connected with a conical head, the side wall of the fixed pipe is provided with a plurality of sliding holes at equal intervals along the axial direction, the axis of the sliding hole is perpendicular to the axis of the fixed tube, the sliding hole is connected with a fixed tooth in a sliding way, two mounting plates are arranged in the fixed pipe, the two mounting plates are symmetrically arranged around the axis of the fixed pipe, a gap is formed between the outer wall of the mounting plate and the inner wall of the fixed tube, one end of the fixed teeth is fixedly connected with the mounting plate, one end of a plurality of springs is fixedly connected with the inner wall of the fixed pipe, the other end of each spring is fixedly connected with the mounting plate, an extrusion part is arranged between the two mounting plates, the extrusion part is arranged corresponding to the fixed teeth, and the section of the mounting plate is semicircular.

Preferably, the extrusion part comprises bearing blocks fixedly connected to the inner walls of the two mounting plates respectively, the cross section of the bearing block is in an isosceles trapezoid shape, a first extrusion block and a second extrusion block are respectively arranged on two sides of the bearing block, the first extrusion block is positioned above the second extrusion block, the first extrusion block and the second extrusion block are both arranged in a circular truncated cone shape, the side wall of the first extrusion block and the side walls at the tops of the two bearing blocks are both provided with spiral tooth sockets, the first extrusion block and the two bearing blocks are in threaded connection through the spiral tooth grooves, the second extrusion block is in sliding clamping connection with the bearing blocks, a threaded hole is formed in the middle of the second extrusion block, a first threaded rod is connected with the threaded hole in an internal thread manner, one end of the first threaded rod is fixedly connected with the first extrusion block, and the top end of the first extrusion block is fixedly connected with the driving rod.

Preferably, the side wall of the second extrusion block is fixedly connected with a clamping block, the bearing block is provided with a clamping groove, and the clamping block is in sliding clamping connection with the clamping groove.

Preferably, the sand prevention assembly comprises two installation rods, two the axis of the installation rods is perpendicular to the axis of the supporting rods, a plurality of grooves are formed in the supporting rods at equal intervals along the axis, the two ends of the installation rods are detachably connected to two adjacent ends of the installation rods in the grooves in the supporting rods, the installation rods are far away from the sand prevention net fixedly connected to one side of the supporting rods, a distance adjusting portion is arranged between the installation rods, and a gap is formed between the sand prevention net and the distance adjusting portion.

Preferably, the distance adjusting part comprises a threaded sleeve arranged between the two mounting rods, the two ends of the threaded sleeve are in threaded connection with second threaded rods, the other ends of the second threaded rods are fixedly connected with the two mounting rods respectively, and gaps are formed between the threaded sleeve and the sand prevention net.

Preferably, the bottom end of the supporting rod is fixedly connected with a first fixing plate, the top end of the fixed pipe is fixedly connected with a second fixing plate, the first fixing plate and the second fixing plate are detachably connected through bolts, a through hole is formed in the middle of the second fixing plate, and the through hole is communicated with an inner cavity of the fixed pipe.

Preferably, mounting holes are formed in two ends of the mounting rod, screws are inserted into the mounting holes, thread grooves are formed in the grooves in the supporting rod, and one ends of the screws are in threaded connection with the thread grooves.

The utility model discloses the following technical effects: before the sand prevention device is used, the fixed teeth are positioned in the fixed pipe under the action of the spring, when the sand prevention device is used, the fixed pipe is inserted into soil through the conical head on the fixed pipe, the two mounting plates are extruded through the extrusion part, the mounting plates drive the fixed teeth to move outwards and are inserted into the soil, the supporting rods are fixed at the top ends of the fixed pipe, and finally the sand prevention component is arranged between the two adjacent supporting rods.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a cross-sectional view of a front view of a three-dimensional sand retaining fence of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Wherein, the support rod-1; a fixed pipe-2; a conical head-3; fixing teeth-4; a mounting plate-5; a spring-6; a bearing block-7; a first extrusion block-8; a second extrusion block-9; a first threaded rod-10; a drive rod-11; a fixture block-12; a mounting rod-13; a groove-14; a sand control screen-15; a threaded sleeve-16; a second threaded bar-17; a first fixing plate-18; a second fixing plate-19; bolt-20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

The utility model provides a three-dimensional sand blocking fence which comprises a plurality of supporting rods 1, wherein a sand prevention assembly is detachably connected between any two adjacent supporting rods 1, and the bottom ends of the supporting rods 1 are detachably connected with a fixing mechanism;

fixed establishment includes fixed pipe 2, fixed 2 tops of pipe are dismantled with 1 bottom of bracing piece and are connected, fixed 2 bottom fixedly connected with conical head 3 of pipe, a plurality of slide openings have been seted up along the axis direction equidistant to the 2 lateral walls of fixed pipe, the axis of slide opening sets up with fixed 2 axis of pipe perpendicularly, sliding connection has fixed tooth 4 in the slide opening, be provided with two mounting panels 5 in the fixed pipe 2, two mounting panels 5 set up about fixed 2 axis symmetry of pipe, there is the clearance between the outer wall of mounting panel 5 and the inner wall of fixed pipe 2, fixed 4 one end of tooth and 5 fixed connection of mounting panel, the one end of a plurality of springs 6 of fixed 2 inner wall fixedly connected with of pipe, the other end and the 5 fixed connection of mounting panel of spring 6, be provided with extrusion portion between two mounting panels 5, extrusion portion corresponds the setting with fixed tooth 4, the cross-sectional shape of mounting panel 5 is semi-circular.

Before use, the fixed teeth 4 are positioned in the fixed pipe 2 under the action of the spring 6, when the device is used, the fixed pipe 2 is inserted into soil through the conical head 3 on the fixed pipe 2, the two mounting plates 5 are extruded through the extrusion parts, the mounting plates 5 drive the fixed teeth 4 to move outwards and are inserted into the soil, the supporting rods 1 are fixed at the top ends of the fixed pipe 2, and finally the sand prevention assemblies are mounted between the two adjacent supporting rods 1.

Further, for extruding two mounting panels 5, set up the extrusion portion, the extrusion portion includes bearer block 7 of difference fixed connection on two mounting panels 5 inner walls, the cross sectional shape of bearer block 7 is isosceles trapezoid, bearer block 7 both sides are provided with first extrusion piece 8 and second extrusion piece 9 respectively, first extrusion piece 8 is located second extrusion piece 9 top, first extrusion piece 8 and second extrusion piece 9 are the setting of round platform type, the spiral tooth's socket has all been seted up on the lateral wall at first extrusion piece 8's lateral wall and the lateral wall at two bearer block 7 tops, first extrusion piece 8 and two bearer blocks 7 pass through spiral tooth's socket threaded connection, second extrusion piece 9 and bearer block 7 slip joint, threaded hole has been seted up at second extrusion piece 9 middle part, threaded hole female connection has first threaded rod 10, first threaded rod 10 one end and first extrusion piece 8 fixed connection, 8 top fixedly connected with actuating lever 11 of first extrusion piece.

Mode such as accessible motor drives actuating lever 11 and rotates, do not specifically prescribe a limit herein, it rotates to drive first extrusion piece 8 through actuating lever 11, first extrusion piece 8 is through spiral tooth's socket to the direction removal that is close to second extrusion piece 9, it is rotatory to drive first threaded rod 10 simultaneously, first threaded rod 10 is rotatory to be driven second extrusion piece 9 and is slided to the direction that is close to first extrusion piece 8, form the state of drawing between first extrusion piece 8 and the second extrusion piece 9, guarantee that first extrusion piece 8 and second extrusion piece 9 all contact with two carrier blocks 7, extrude mounting panel 5 through first extrusion piece 8 and second extrusion piece 9. Meanwhile, the first extrusion block 8 needs to be close to the second extrusion block 9 to move in the rotating process, and the first threaded rod 10 can be driven to move downwards synchronously, so that the pitch on the first threaded rod 10 needs to be controlled, the second extrusion block 9 is driven by the first threaded rod 10, the upward movement distance can be equal to the downward movement distance of the first extrusion block 8, and the stability of the extrusion process is guaranteed.

Further, in order to avoid the first threaded rod 10 from driving the second extrusion block 9 to rotate synchronously, the side wall of the second extrusion block 9 is fixedly connected with a clamping block 12, a clamping groove is formed in the bearing block 7, and the clamping block 12 is clamped on the clamping groove in a sliding manner.

Further, the sand prevention assembly comprises two installation rods 13, the axes of the two installation rods 13 are perpendicular to the axis of the support rod 1, a plurality of grooves 14 are formed in the support rod 1 at equal intervals along the axis, the two ends of the installation rods 13 are detachably connected into the grooves 14 formed in the two adjacent support rods 1 respectively, one side of each installation rod 13, far away from the support rod 1, is fixedly connected with a sand prevention net 15, a distance adjusting portion is arranged between the installation rods 13, and a gap is formed between the sand prevention net 15 and the distance adjusting portion.

The recess 14 on the bracing piece 1 divide into two sets ofly, and two sets of recesses 14 are in the axis symmetry setting of bracing piece 1 to make and to set up two sets of sand prevention subassemblies between the three bracing piece 1, practice thrift the consumptive material, after bracing piece 1 is fixed, will install in the recess 14 that the pole 13 was fixed on bracing piece 1, apart from the adjustable two distances of installing between the pole 13 of regulation portion, thereby the final height that stops of control.

Further, the distance adjusting portion comprises a threaded sleeve 16 arranged between the two mounting rods 13, the two ends of the threaded sleeve 16 are in threaded connection with second threaded rods 17, the other ends of the two second threaded rods 17 are fixedly connected with the two mounting rods 13 respectively, and a gap is formed between the threaded sleeve 16 and the sand prevention net 15. The distance between the two second threaded rods 17 is adjusted by rotating the threaded sleeve 16, so that the distance between the two mounting rods 13 is adjusted, and meanwhile, the threaded sleeve 16 and the second threaded rods 17 can support the middle part of the sand control net 15, so that the stress of the sand control net 15 is reduced.

Further, for realizing the fixed between bracing piece 1 and the fixed pipe 2, the first fixed plate 18 of 1 bottom fixedly connected with of bracing piece, the fixed pipe 2 top fixedly connected with second fixed plate 19, first fixed plate 18 and second fixed plate 19 can dismantle the connection through bolt 20, and the through-hole has been seted up at second fixed plate 19 middle part, through-hole and the inner chamber intercommunication of fixed pipe 2. The through hole can be convenient for stretch into the fixed pipe 2 with the device and drive actuating lever 11 rotatory.

Furthermore, mounting holes are formed in two ends of the mounting rod 13, screws 21 are inserted into the mounting holes, thread grooves are formed in the grooves 14 in the support rod 1, and one ends of the screws 21 are in threaded connection with the thread grooves.

The specific implementation process comprises the following steps: insert fixed pipe 2 to soil through conical head 3 on the fixed pipe 2 in, it rotates to drive first extrusion piece 8 through actuating lever 11, first extrusion piece 8 removes to the direction that is close to second extrusion piece 9 through the spiral tooth's socket, it is rotatory to drive first threaded rod 10 simultaneously, first threaded rod 10 is rotatory to drive second extrusion piece 9 and slides to the direction that is close to first extrusion piece 8, extrude mounting panel 5 through first extrusion piece 8 and second extrusion piece 9, mounting panel 5 drives fixed tooth 4 and outwards removes, insert in soil, fix bracing piece 1 on fixed pipe 2 top through bolt 20, adjust the distance between two second threaded rods 17 through rotatory thread bush 16, and then adjust the distance between two installation bars 13, fix installation bar 13 in recess 14 on bracing piece 1 through screw 21 at last, accomplish the installation of device.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. A three-dimensional sand blocking fence is characterized by comprising a plurality of supporting rods (1), a sand prevention assembly is detachably connected between any two adjacent supporting rods (1), and the bottom ends of the supporting rods (1) are detachably connected with a fixing mechanism;

the fixing mechanism comprises a fixing pipe (2), the top end of the fixing pipe (2) is detachably connected with the bottom end of the supporting rod (1), the bottom end of the fixing pipe (2) is fixedly connected with a conical head (3), a plurality of sliding holes are formed in the side wall of the fixing pipe (2) at equal intervals along the axis direction, the axis of each sliding hole is perpendicular to the axis of the fixing pipe (2), fixing teeth (4) are connected in the sliding holes in a sliding mode, two mounting plates (5) are arranged in the fixing pipe (2), the two mounting plates (5) are symmetrically arranged relative to the axis of the fixing pipe (2), a gap exists between the outer wall of each mounting plate (5) and the inner wall of the fixing pipe (2), one end of each fixing tooth (4) is fixedly connected with the corresponding mounting plate (5), and one end of a plurality of springs (6) is fixedly connected to the inner wall of the fixing pipe (2), the other end of the spring (6) is fixedly connected with the mounting plate (5), an extrusion part is arranged between the mounting plates (5), the extrusion part and the fixed teeth (4) are correspondingly arranged, and the cross section of the mounting plate (5) is semicircular.

2. The stereoscopic sand blocking fence according to claim 1, wherein: the extrusion part comprises bearing blocks (7) which are respectively and fixedly connected to the inner walls of the two mounting plates (5), the cross section of each bearing block (7) is isosceles trapezoid, the two sides of each bearing block (7) are respectively provided with a first extrusion block (8) and a second extrusion block (9), each first extrusion block (8) is positioned above each second extrusion block (9), each first extrusion block (8) and each second extrusion block (9) are arranged in a circular truncated cone shape, the side wall of each first extrusion block (8) and the side wall of the top of each bearing block (7) are respectively provided with a spiral tooth socket, each first extrusion block (8) and each two bearing blocks (7) are in threaded connection through the spiral tooth sockets, each second extrusion block (9) is in sliding clamping connection with the bearing block (7), the middle of each second extrusion block (9) is provided with a threaded hole, and the threaded hole is in threaded connection with a first threaded rod (10), one end of the first threaded rod (10) is fixedly connected with the first extrusion block (8), and the top end of the first extrusion block (8) is fixedly connected with a driving rod (11).

3. The stereoscopic sand blocking fence according to claim 2, wherein: the side wall of the second extrusion block (9) is fixedly connected with a clamping block (12), a clamping groove is formed in the bearing block (7), and the clamping block (12) is clamped on the clamping groove in a sliding mode.

4. The stereoscopic sand blocking fence according to claim 1, wherein: the sand prevention subassembly includes two installation poles (13), two the axis of installation pole (13) with the axis of bracing piece (1) sets up perpendicularly, a plurality of recesses (14) have been seted up along the axis equidistant on bracing piece (1), the connection can be dismantled respectively at the both ends of installation pole (13) adjacent two on bracing piece (1) in recess (14), two installation pole (13) are kept away from one side fixedly connected with sand prevention net (15) of bracing piece (1), be provided with apart from the regulation portion between installation pole (13), sand prevention net (15) with be provided with the clearance between the regulation portion.

5. The stereoscopic sand blocking fence according to claim 4, wherein: the distance adjusting part comprises a threaded sleeve (16) arranged between the two installation rods (13), the two ends of the threaded sleeve (16) are connected with second threaded rods (17) in a threaded mode, the other ends of the second threaded rods (17) are respectively connected with the two installation rods (13) in a fixed mode, and gaps are formed between the threaded sleeve (16) and the sand prevention net (15).

6. The stereoscopic sand blocking fence according to claim 1, wherein: bracing piece (1) bottom fixedly connected with first fixed plate (18), fixed pipe (2) top fixedly connected with second fixed plate (19), first fixed plate (18) with second fixed plate (19) can be dismantled through bolt (20) and connect, the through-hole has been seted up at second fixed plate (19) middle part, the through-hole with the inner chamber intercommunication of fixed pipe (2).

7. The stereoscopic sand blocking fence according to claim 4, wherein: mounting holes are formed in two ends of the mounting rod (13), screws (21) are inserted into the mounting holes, thread grooves are formed in the grooves (14) in the supporting rod (1), and one ends of the screws (21) are in threaded connection with the thread grooves.