CN116047032B - Wind erosion amount observation device convenient to adjust - Google Patents

Abstract

The invention discloses a wind erosion amount observation device convenient to adjust, and relates to the technical field of wind erosion amount observation. This wind-force erosion amount observation device convenient to adjust, insert the angle in the draw-in groove through changing the fixed angular axis, realize the user to the equipment demand of different angles between PVC board and the subplate, the structure is small and exquisite, do not occupy unnecessary space, can rebound rapidly and accomodate, can help PVC board or subplate to fix and the domatic between install the angle through the screw pole, conveniently accomodate and clear up, avoid soil on supporting component's attachment, the resilience of engineering line produces horizontally striking dynamics on the flexible screen, mark wind-force's erosion degree of depth, need not to read the scale through the mode with the colour on the engineering line on collapsing the ruler, the drawback that the colour dirty finger and ruler can not take place also makes things convenient for equipment and accomodate, can used repeatedly.

Description

Wind erosion amount observation device convenient to adjust

Technical Field

The invention relates to the technical field of wind erosion amount observation, in particular to a wind erosion amount observation device convenient to adjust.

Background

Wind erosion refers to the process of separating soil particles and sand particles from the ground surface, and carrying and accumulating under the action of airflow impact, and is abbreviated as wind erosion; the shearing force and impact force generated by wind on the ground surface cause fine soil particles to separate from larger aggregates or soil blocks, and even the fragments are peeled off from the rock surface, so that scratches and honeycombs are formed on the rock surface, and then the soil particles or the sand particles are carried by wind to form wind and sand flows; the sand content of the air flow changes with the wind power, and the larger the wind power is, the higher the sand content of the air flow is; the sand content in the air flow is supersaturated or the wind speed is reduced, soil grains or sand grains are separated from the air flow and are settled, and sand dunes or sand ridges are piled up; the three processes of soil particle separation from the ground surface, air flow carrying and deposition are mutually influenced and interpenetrated.

The scheme of the invention comprises two vertical and spaced support columns inserted on the sand-blast ground, wherein a transverse support plate is slidably arranged between the upper parts of the two support columns, and the scheme of the invention is easy to install, operate and portable and is not limited by oil and electric energy supply, but can only realize detection of the sand-blast amount, cannot be applied to different site terrains and adapt to different soil conditions, cannot realize assembly requirements of users on different angles between a PVC plate and an auxiliary plate through a small structure, and cannot realize repeated marking using effects of an engineering line matched expansion ruler on erosion depth.

Disclosure of Invention

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a wind-force erosion amount observation device convenient to adjust, includes PVC board and subplate, and a plurality of PVC boards and subplate are assembled jointly and are enclosed and keep off or rectangle encloses and keep off, the bottom plate is installed to the bottom of PVC board, the bottom of bottom plate is close to downhill side end cartridge has the aqueduct for dredge the rivers that the bottom plate surface was assembled, and bottom plate upper end cartridge has a plurality of dipperstick spare side by side to and the engineering line of hugging closely one side of dipperstick spare, and engineering line perpendicular to PVC board sets up, and the corner between PVC board and the subplate is connected with second setting element and first setting element respectively for fix the connection angle between every PVC board;

the support assembly is provided with a telescopic frame which is in threaded connection with the middle part or two sides of the PVC plate, one end of the telescopic frame, which is close to the PVC plate, is hinged with a movable clamp, a threaded disc frame is arranged in the middle of one end of the movable clamp, which is far away from the telescopic frame, a screw is arranged in the middle of the threaded disc frame, and the threaded disc frame is rotatably arranged with the movable clamp through the screw;

the residence component is arranged at the telescopic end of the telescopic frame in a threaded manner, and can be matched with the telescopic frame to drill into soil to provide support for the PVC plate.

Preferably, the side surface of the movable clamp is provided with a wire hanging rod in a threaded manner, the free end of the wire hanging rod spans the upper edge of the PVC plate to stretch the engineering wire close to one side of the measuring ruler, and two ends of the engineering wire are respectively fastened on the free ends of the two wire hanging rods.

Preferably, the upper end of expansion bracket just keeps away from the one end fixedly connected with fixation clamp of PVC board, and the fixation clamp middle part hook has flexible auxiliary rod, flexible auxiliary rod is close to the one end of PVC board and articulates there is the sucking disc for adsorb on the PVC board.

Preferably, the clamping grooves are formed in the middle of the four edges of the PVC plate and the auxiliary plate, the second positioning piece is clamped in the middle of the four edges of the PVC plate through the clamping grooves, and the first positioning piece is clamped in the middle of the four edges of the auxiliary plate through the clamping grooves, wherein the structures of the PVC plate and the auxiliary plate are identical.

Preferably, the first locating piece and the second locating piece are both fixedly connected with a sliding rod, and the first locating piece and the second locating piece are both clamped in the clamping groove in a sliding mode through the sliding rod, a spring is fixedly connected to the middle of the outer surface of the sliding rod, the other end of the spring is fixedly connected to the middle wall surface of the clamping groove, and the first locating piece and the second locating piece are respectively and elastically installed in the clamping groove of the auxiliary plate and the clamping groove of the PVC plate.

Preferably, the second locating piece is kept away from one side of slide bar and is run through and has seted up the draw-in groove, one side fixedly connected with fixed angle axle of slide bar is kept away from to first locating piece, and first locating piece passes through fixed angle axle and draw-in groove cooperation and inserts the installation with the second locating piece.

Preferably, the surface of the bottom plate is provided with a mesh ditch for guiding water flow, the surface of the bottom plate is fixedly connected with a plurality of convex blocks in a rectangular array, and the upper end of the water guide pipe penetrates through the bottom plate and is positioned at the left side of the bottom plate and is used for guiding water flow collected in the ditch away from the lower part of the bottom plate.

Preferably, the measuring scale piece includes the seat frame of cartridge on the lug, and the upper end symmetry of seat frame is connected with four at least telescopic ruler, and the front and back end of telescopic ruler is symmetrical form lock and installs two frames, and the spout has been seted up to the vertical limit side of frame, is located the inboard of spout and installs the brush board, and brush board both ends symmetry is connected with the draw-in lever, and the card rail has been seted up in the preceding terminal surface middle part of telescopic ruler and runs through with the frame back wall board, and the brush board can be located the inboard of spout through draw-in lever and card rail cooperation and slide from top to bottom.

Preferably, the front end parcel of frame has flexible screen, and the inboard of frame is equipped with oval roof, oval roof bottom fixed connection on the roof of frame, leaves between oval roof and the flexible screen and separates the chamber, and the one side that oval roof is close to flexible screen evenly scribbles white oil.

Preferably, the residence component comprises a connector which is connected with the expansion end of the expansion bracket in a threaded manner, clamping heads are symmetrically connected with the middle parts of two sides of the connector, threaded guide barrels are rotatably arranged on two sides of the connector through the clamping heads, and threaded nail rods are arranged in the threaded guide barrels in a threaded manner.

The invention provides a wind erosion amount observation device convenient to adjust, which has the following beneficial effects:

1. according to the wind erosion amount observation device convenient to adjust, the angle of the fixed angle shaft inserted into the clamping angle groove is changed, so that the right angle installation and positioning between the PVC plate and the auxiliary plate can be realized, the installation and positioning of the acute angle and the obtuse angle can be also realized, and the assembly requirements of users on different angles between the PVC plate and the auxiliary plate can be realized; and the structure is small and exquisite, does not occupy unnecessary space, when not using, can be in the resilience of spring down, in the draw-in groove of seting up at four arris middle parts of PVC board or subplate, prevent losing or damage, can also be when using, pull out first setting element or second setting element from the draw-in groove can accomplish the quick assembly between PVC board and the subplate.

2. This wind-force erosion amount observation device convenient to adjust, screw nail pole through the diagonal angle in boring into soil about one is increased the whole PVC board or the powerful support to being in downhill slope of supporting component, can solve the bottom plate of installing in enclosing the fender, and the bottom plate upper end is because of the soil weight that near the landform environment used, in domatic top, the huge pressure that the load on to the downside PVC board or the subplate caused, strengthen this observation device's whole steadiness, can be applied to different scene topography and be adapted to different soil conditions and use, not be limited to single topography or soil texture, can also help PVC board or subplate fixed and domatic between the angle of inserting, when reducing supporting component and soil contact surface, still avoid the attachment of soil on the supporting component, the convenience is followed staff to this observation device accomodate with simple clearance, labour saving and time saving.

3. This wind-force erosion amount observation device convenient to adjust can reduce the contact of supporting component and the aquatic vapor in the soil through flexible auxiliary rod, prevents that supporting component from being influenced life and reduce supporting strength by the corrosion of aquatic vapor, only can realize this observation device's normal use through the earth on the clearance screw nail pole or change screw nail pole.

4. This wind-force erosion amount observation device convenient to adjust produces horizontally striking dynamics through the resilience of engineering line on the flexible screen for flexible screen is laminated mutually with oval roof by the part of engineering line striking, because flexible screen and oval roof laminate mutually and lead to the white oil of painting to concentrate and collect in this department position this moment, consequently can leave pink line trace under the local pressure that produces when flexible screen is struck by the engineering line, thereby mark the erosion depth of wind-force, need not to read the scale through the mode that collapses the colour on the engineering line to the ruler, the drawback that the colour dirty finger and ruler can not take place also conveniently equipment and accomodate, and can used repeatedly.

5. According to the wind erosion amount observation device convenient to adjust, the first positioning piece or the second positioning piece is arranged in the clamping groove in a limiting mode through the sliding rod, the first positioning piece or the second positioning piece is controlled to be in an exposed effective range outside the clamping groove, and meanwhile, the spring is prevented from being permanently deformed due to tensioning excessively to lose a rebound storage effect; meanwhile, the first locating piece or the second locating piece is prevented from being lost, and after the first locating piece and the second locating piece are detached, the first locating piece and the second locating piece can be rapidly stored into corresponding clamping grooves under the action of the back pulling of the springs, so that good self-protection effect and flexibility are achieved.

Drawings

FIG. 1 is a schematic view of the external structure of a wind erosion amount observation device convenient for adjustment according to the present invention;

FIG. 2 is a schematic view of the structure of the base plate of the present invention;

FIG. 3 is a schematic view of an assembled structure between two PVC sheets according to the present invention;

FIG. 4 is a schematic cross-sectional view of a PVC sheet according to the present invention;

FIG. 5 is a schematic diagram of an assembled structure of a first positioning member and a second positioning member according to the present invention;

FIG. 6 is a schematic view of the assembled structure of the measuring scale and base plate of the present invention;

FIG. 7 is a schematic view of the overall structure of the measuring scale of the present invention;

FIG. 8 is a segmented cross-sectional view of a measuring scale of the present invention;

FIG. 9 is a schematic view of the structure of the flexible screen and elliptical roof of the present invention;

FIG. 10 is a schematic view of the assembly of the support assembly and the hanger bar of the present invention;

FIG. 11 is a schematic view of the telescopic auxiliary rod and suction cup of the present invention;

FIG. 12 is a schematic view of an assembled structure of a camping assembly and a support assembly of the present invention;

FIG. 13 is a schematic view of the structure of the fitting and chuck of the present invention;

FIG. 14 is a schematic view of a housing structure of a housing assembly according to the present invention.

In the figure: 1. a PVC plate; 2. a bottom plate; 3. a water conduit; 4. a measuring scale member; 401. a mounting; 402. an expansion ruler; 403. a flexible screen; 404. brushing a plate; 405. a chute; 406. an elliptical top plate; 407. a compartment; 408. clamping the rail; 5. engineering lines; 6. a hanging wire rod; 7. a support assembly; 701. a telescopic frame; 702. a fixing clamp; 703. a movable clamp; 704. a threaded disc rack; 705. a screw; 8. a telescopic auxiliary rod; 9. a camping assembly; 901. a joint; 902. a chuck; 903. a thread guide; 904. a threaded shank; 10. a first positioning member; 11. a suction cup; 12. a second positioning member; 13. a fixed angle shaft; 14. a slide bar; 15. a clamping groove.

Detailed Description

The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

In a first embodiment, as shown in fig. 1 to 5 and 10 and fig. 11, the present invention provides a technical solution: the utility model provides a wind-force erosion amount observation device convenient to adjust, including PVC board 1 and subplate, a plurality of PVC boards 1 and subplate are assembled jointly and are enclosed and keep off or rectangle and enclose, draw-in groove 15 has all been seted up at the middle part of four arriss of PVC board 1 and subplate, and second setting element 12 passes through draw-in groove 15 cartridge at the four arriss middle parts of PVC board 1, first setting element 10 passes through draw-in groove 15 cartridge at the four arriss middle parts of subplate, wherein, the structure of PVC board 1 and subplate is the same;

the first positioning piece 10 and the second positioning piece 12 are fixedly connected with a slide bar 14, and are slidably clamped in a clamping groove 15 through the slide bar 14, wherein a spring is fixedly connected to the middle part of the outer surface of the slide bar 14, the other end of the spring is fixedly connected to the middle wall surface of the clamping groove 15, and the first positioning piece 10 and the second positioning piece 12 are respectively and elastically installed in the clamping groove 15 of the auxiliary plate and the clamping groove 15 of the PVC plate 1; the side, far away from the slide rod 14, of the second positioning piece 12 is provided with a clamping angle groove in a penetrating way, the side, far away from the slide rod 14, of the first positioning piece 10 is fixedly connected with an angle fixing shaft 13, and the first positioning piece 10 is inserted and installed with the second positioning piece 12 through the matching of the angle fixing shaft 13 and the clamping angle groove;

the bottom of the PVC plate 1 is provided with a bottom plate 2, the bottom of the bottom plate 2 is clamped with a water guide pipe 3 close to the downhill end for guiding water flow collected on the surface of the bottom plate 2, the upper end of the bottom plate 2 is clamped with a plurality of measuring ruler pieces 4 side by side, and an engineering line 5 is arranged close to one side of the measuring ruler pieces 4; the engineering line 5 is perpendicular to the PVC plates 1, and the corners between the PVC plates 1 and the auxiliary plates are respectively connected with a second positioning piece 12 and a first positioning piece 10, so that the connection angle between each PVC plate 1 is fixed; the surface of the bottom plate 2 is provided with a reticular ditch for guiding water flow, the surface of the bottom plate 2 is fixedly connected with a plurality of convex blocks in a rectangular array, and the upper end of the water guide pipe 3 penetrates through the bottom plate 2 and is positioned at the left side of the bottom plate 2 and is used for guiding water flow collected in the ditch away from the lower part of the bottom plate 2;

the support assembly 7 is provided with a telescopic frame 701 which is in threaded connection with the middle part or two sides of the PVC plate 1, one end of the telescopic frame 701, which is close to the PVC plate 1, is hinged with a movable clamp 703, a threaded tray 704 is arranged at the middle part of one end of the movable clamp 703, which is far away from the telescopic frame 701, a screw 705 is arranged at the middle part of the threaded tray 704, and the threaded tray 704 is rotatably arranged with the movable clamp 703 through the screw 705;

the residence component 9 is arranged at the telescopic end of the telescopic frame 701 in a threaded manner and can be matched with the telescopic frame 701 to drill into soil to provide support for the PVC plate 1; wherein, the telescopic end of the telescopic bracket 701 is also sleeved with a double-ended sleeve, two sides of the double-ended sleeve are symmetrically and fixedly connected with clamping heads, and the clamping heads are used for clamping the threaded nail rod 904 on two sides of the double-ended sleeve.

When the PVC plate is used, the angle of the fixed angle shaft 13 inserted into the clamping angle groove is changed, so that the right angle installation and positioning can be performed between the PVC plate 1 and the auxiliary plate, the installation and positioning of an acute angle and an obtuse angle can be also performed, and the assembly requirements of users on different angles between the PVC plate 1 and the auxiliary plate are met; the structure is small and exquisite, the extra space is not occupied, when the PVC board is not used, the PVC board can be contracted into the clamping grooves 15 formed in the middle parts of the four edges of the PVC board 1 or the auxiliary board under the resilience of the springs, the PVC board 1 and the auxiliary board can be quickly assembled by pulling the first positioning piece 10 or the second positioning piece 12 out of the clamping grooves 15 when the PVC board is used while loss or damage is prevented;

the first positioning piece 10 or the second positioning piece 12 is arranged in the clamping groove 15 in a limiting mode through the sliding rod 14, the effective range of the first positioning piece 10 or the second positioning piece 12 exposed outside the clamping groove 15 is controlled, and meanwhile, the spring is prevented from being permanently deformed due to overstretched and losing the rebound storage effect; meanwhile, the first positioning piece 10 or the second positioning piece 12 is prevented from being lost, and after the first positioning piece 10 and the second positioning piece 12 are disassembled, the first positioning piece and the second positioning piece can be quickly stored into corresponding clamping grooves 15 under the action of the pull-back of the springs, so that a good self-protection effect and flexibility are achieved;

when the device is used, manual disturbance is performed according to the site topography and the soil property condition, and the device is assembled on site: under the insertion assembly of the first positioning piece 10 and the second positioning piece 12, assembling the PVC plate 1 or the auxiliary plate into wind erosion sites with different specifications of 1 multiplied by 1m, 1 multiplied by 2m, 1 multiplied by 3m, 2 multiplied by 2m, 2 multiplied by 3m and the like, namely square or rectangular surrounding blocks, and then pressing the surrounding blocks into layers after manual disturbance perpendicularly to the slope; when encountering a slope which is not easy to press, manually opening a plugboard groove with the groove width of 1.0cm on the slope according to the pressing trace, and then pressing the fence into the slope; then if a hollow area exists in the area surrounded by the PVC plate and the auxiliary plate, the hollow area needs to be filled up manually; the area surrounded by the coaming forms a plane which is the same as the slope of the slope, so that the observation can be conveniently carried out according to the same quasi-plane in the later period; then the water guide pipe 3 is clamped at the side of the bottom plate 2 and penetrates out of soil at the bottom of the enclosure, so that water flow on the bottom plate 2 is conveniently guided, then the bottom plate 2 is paved in an area surrounded by the enclosure, then a plurality of measuring ruler pieces 4 are inserted on the bottom plate 2 side by side, and according to the on-site topography and soil conditions, the supporting components 7, the telescopic auxiliary rods 8 and the standing assembly 9 are selectively arranged on four sides of the enclosure to provide support at the periphery of the enclosure; then the engineering wire 5 is tightly attached to one side of the measuring scale 4 through the wire hanging rod 6; then, according to the site topography and the soil property conditions, the environment in the enclosure is arranged to simulate the wind erosion site of a small soil pile, so that the wind erosion quantity is observed subsequently;

wherein, a PVC board 1 or an auxiliary board is taken as a basic assembly unit; the angle of the fixed angle shaft 13 inserted into the clamping angle groove is controlled to control the angle of the enclosure formed by the PVC plates 1 or the auxiliary plates; the weight change during wind erosion can be measured in real time by placing an electronic scale at the bottom of the bottom plate 2; the accumulated water can be discharged through the combination of the water guide pipe 3 and the bottom plate 2; through the assembly operation between the above-mentioned structures, make this observation device not only portable still easy equipment.

In a second embodiment, as shown in fig. 1 and 10 to 14, a support assembly 7 is provided, the support assembly 7 is provided with a telescopic frame 701 which is in threaded connection with the middle part or two sides of a PVC plate 1, one end of the telescopic frame 701, which is close to the PVC plate 1, is hinged with a movable clamp 703, one end of the movable clamp 703, which is far away from the telescopic frame 701, is provided with a threaded tray 704 in a threaded manner, the middle part of the threaded tray 704 is provided with a screw 705, and the threaded tray 704 is rotatably arranged with the movable clamp 703 through the screw 705; a wire hanging rod 6 is arranged on the side surface of the movable clamp 703 in a threaded manner, the free end of the wire hanging rod 6 spans the upper edge of the PVC plate 1 to stretch the engineering wire 5 close to one side of the measuring scale 4, and two ends of the engineering wire 5 are respectively fastened on the free ends of the two wire hanging rods 6; the upper end of the expansion bracket 701 is fixedly connected with a fixing clamp 702 at one end far away from the PVC plate 1, an expansion auxiliary rod 8 is hooked in the middle of the fixing clamp 702, and a sucker 11 is hinged at one end of the expansion auxiliary rod 8 close to the PVC plate 1 and is used for being adsorbed on the PVC plate 1;

the residence component 9 is arranged at the telescopic end of the telescopic frame 701 in a threaded manner and can be matched with the telescopic frame 701 to drill into soil to provide support for the PVC plate 1; the residence component 9 comprises a connector 901 which is connected with the telescopic end of the telescopic frame 701 in a threaded manner, clamping heads 902 are symmetrically connected in the middle of two sides of the connector 901, a threaded guide cylinder 903 is rotatably arranged on two sides of the connector 901 through the clamping heads 902, and a threaded nail rod 904 is arranged in the threaded guide cylinder 903 in a threaded manner.

When the square fence or the rectangular fence assembled by the PVC plate 1 and the auxiliary plate is one PVC plate high in use, screws 705 can be connected to the middle of the PVC plate 1 or the auxiliary plate in a threaded manner through rotating a threaded tray 704, two threaded nail rods 904 are drilled into soil on a slope in an up-down staggered manner, as shown in fig. 1, one end of a telescopic auxiliary rod 8 is hooked on a fixing clamp 702, and the telescopic auxiliary rod is adsorbed to an upper part of the middle of the PVC plate 1 or the auxiliary plate through a sucking disc 11, so that the outside of the square fence or the rectangular fence can be stably supported;

when the square or rectangular enclosure assembled by the PVC plates 1 and the auxiliary plates is two PVC plates in height, two support components 7, two telescopic auxiliary rods 8 and two standing components 9 are installed on two sides of the PVC plates 1 or the auxiliary plates in a symmetrical mode for one layer of PVC plates 1 or the auxiliary plates close to the slope to jointly provide support; for a layer of PVC plates 1 or auxiliary plates which are assembled far away from the slope, a group of supporting components 7, telescopic auxiliary rods 8 and standing components 9 are arranged in the middle of the PVC plates or auxiliary plates through bolts, so that the assembly and erection of the observation device on the field slope can be realized by providing support for the PVC plates or auxiliary plates, the construction structure is simple, the assembly mode is convenient, the powerful support of the whole supporting components 7 on the PVC plates 1 or auxiliary plates which are positioned on the downhill slope can be increased through the screw rods 904 which are diagonally drilled into the soil from top to bottom, the problem of huge pressure caused by the load on the lowest PVC plate 1 or auxiliary plate above the downhill slope due to the fact that the soil weight of the upper end of the bottom plate 2 is used for simulating the nearby landform environment can be solved;

simultaneously, the same assembly mode is adopted, the PVC plate 1 or the auxiliary plate facing the upper part of the slope can reduce the extrusion of the load to the PVC plate 1 or the auxiliary plate below the slope under the cooperation of the supporting component 7, the telescopic auxiliary rod 8 and the standing component 9, and share various loads borne by the whole observation device together; meanwhile, according to actual conditions, the supporting component 7, the telescopic auxiliary rod 8 and the standing component 9 can be selectively arranged on four surfaces of the enclosure to enhance the overall stability of the observation device, so that the observation device can be applied to different site terrains and is suitable for different soil conditions, and is not limited to single terrains or soil;

through the mode, the supporting component 7 is assisted to be inserted into soil on a slope through the standing component 9, the supporting component 7 can be ensured to firmly support the surrounding baffle four sides, meanwhile, the insertion angle between the PVC plate 1 or the auxiliary plate and the slope can be helped, the contact surface between the supporting component 7 and the soil is reduced, meanwhile, the attachment of the soil on the supporting component 7 is avoided, only the screw nail 904 drilled into the soil needs to be cleaned, the step of cleaning the supporting component 7 is omitted, the subsequent staff can conveniently store and simply clean the observing device, time and labor are saved, meanwhile, the contact between the supporting component 7 and water vapor in the soil is reduced, the service life of the supporting component 7 is prevented from being influenced by the corrosion of the water vapor, the supporting strength is reduced, and the normal use of the observing device can be realized only by cleaning the soil on the screw nail 904 or replacing the screw nail 904;

when the holding assembly 9 is not used, the screw nail rods 904 can be stored by rotating the screw thread guide cylinder 903 around the clamping head 902, enabling the non-drill bit ends of the two screw nail rods 904 to face the fixing clamp 702 and clamping the screw nail rods 904 on the clamping heads on the two sides of the double-head sleeve in a symmetrical mode along the trend, so that the phenomenon that the drill bit ends of the screw nail rods 904 collide with a user is avoided, and the situation that other assemblies are scratched can be avoided.

6-9, the measuring scale 4 comprises a seat frame 401 clamped on the protruding blocks, at least four expansion scales 402 are symmetrically connected to the upper end of the seat frame 401, two frames are symmetrically buckled and installed at the front end and the rear end of the expansion scales 402, a sliding groove 405 is formed in the vertical side of each frame, a brush plate 404 is installed on the inner side of each sliding groove 405, clamping rods are symmetrically connected to two ends of each brush plate 404, a semi-elliptical scraping plate is fixedly connected to the middle of each brush plate 404, clamping rails 408 are formed in the middle of the front end face of each expansion scale 402 and penetrate through the rear wall plate of each frame, and each brush plate 404 can slide up and down through the corresponding clamping rods and the corresponding clamping rails 408 on the inner side of each sliding groove 405; the front end of the frame is wrapped with a flexible screen 403, the inner side of the frame is provided with an elliptic top plate 406, the bottom of the elliptic top plate 406 is fixedly connected to the top plate of the frame, a separation cavity 407 is reserved between the elliptic top plate 406 and the flexible screen 403, a semi-elliptic scraper is used for sliding up and down in the separation cavity 407, white oil is coated on one surface of the elliptic top plate 406, which is close to the flexible screen 403, and the inner side surface of the flexible screen 403, the whole of the flexible screen 403 is pink, and the semi-elliptic scraper is used for displaying impact marks left by engineering lines on the elliptic top plate 406 in combination with the white oil; wherein, the surface of the flexible screen 403 exposed outside is arranged in a protruding way in a curved surface shape through the frame, so that the engineering wire 5 can well contact with the flexible screen 403, and the engineering wire 5 is convenient to leave a linear trace between the flexible screen 403 and the elliptical top plate 406 by white oil; the middle part of the stand 401 is correspondingly pressed on the convex blocks at the upper end of the bottom plate 2, so that the assembly of the measuring scale 4 on the bottom plate 2 can be completed.

The supporting component 7 is arranged on the outer side of the square enclosure or the rectangular enclosure assembled by the insertion assembly of the PVC plates 1 and the auxiliary plates under the assembly of the first positioning piece 10 and the second positioning piece 12 in a threaded manner, the hanging wire rods 6 which are arranged on the side surfaces of the movable clamp 703 through bolts can be utilized to integrally attach and arrange the engineering wire 5 on one side of the measuring rule piece 4 by utilizing the free ends of the two hanging wire rods 6 which extend into the inner side of the enclosure, so that the horizontal projection of the engineering wire 5 can fall on the flexible screen 403;

when the device is used, the engineering line 5 is pulled backwards horizontally, so that the engineering line 5 is loosened after being far away from the flexible screen 403 by a certain distance, the rebound of the engineering line 5 is utilized to generate horizontal impact force on the flexible screen 403, the part of the flexible screen 403 impacted by the engineering line 5 is attached to the elliptical top plate 406, and the painted white oil is concentrated and collected at the position due to the attachment of the flexible screen 403 and the elliptical top plate 406, so that pink linear marks can be left under the local pressure generated when the flexible screen 403 is impacted by the engineering line 5, and the erosion depth of wind force is marked;

after the scales are recorded, the semi-elliptical scraping plate can be driven to slide up and down in the separation cavity 407 by sliding the brush plate 404 up and down, white oil is uniformly coated on the elliptical top plate 406 and the flexible screen 403 again, and the part, where the flexible screen 403 is attached to the elliptical top plate 406, is separated for reuse, so that the scales are read without the need of collapsing the colors on the engineering lines on the ruler, the defects of polluting fingers and the ruler by the colors are avoided, the assembly and the storage are convenient, and the repeated use can be realized.

It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims (8)

1. The utility model provides a wind erosion amount observation device convenient to adjust, its characterized in that includes PVC board (1) and subplate, and a plurality of PVC boards (1) and subplate are assembled jointly and are enclosed fender or rectangle and enclose fender, bottom plate (2) are installed to the bottom of PVC board (1), the bottom of bottom plate (2) is close to downhill side end cartridge and is equipped with aqueduct (3), and bottom plate (2) upper end cartridge side by side has a plurality of dipperstick pieces (4) to and engineering line (5) that one side of hugging closely dipperstick piece (4) laid, and engineering line (5) perpendicular to PVC board (1) set up, and the corner between PVC board (1) and the subplate is connected with second setting element (12) and first setting element (10) respectively;

the support assembly (7) is provided with a telescopic frame (701) which is in threaded connection with the middle part or two sides of the PVC plate (1), one end of the telescopic frame (701) close to the PVC plate (1) is hinged with a movable clamp (703), one end of the movable clamp (703) far away from the telescopic frame (701) is provided with a threaded disc frame (704) in a threaded manner, the middle part of the threaded disc frame (704) is provided with a screw (705), and the threaded disc frame (704) is rotatably arranged with the movable clamp (703) through the screw (705);

the residence component (9) is arranged at the telescopic end of the telescopic frame (701) in a threaded manner and can be matched with the telescopic frame (701) to drill into soil to provide support for the PVC plate (1);

the measuring ruler piece (4) comprises a seat frame (401) clamped on the convex blocks, at least four telescopic rulers (402) are symmetrically connected to the upper end of the seat frame (401), two frames are symmetrically buckled and installed at the front end and the rear end of each telescopic ruler (402), sliding grooves (405) are formed in the vertical side of each frame, brush plates (404) are installed on the inner sides of the corresponding sliding grooves (405), clamping rods are symmetrically connected to the two ends of each brush plate (404), clamping rails (408) are penetrated through the middle parts of the front end faces of the telescopic rulers (402) and the rear wall plates of the frames, and the brush plates (404) can slide up and down through the matching of the clamping rods and the clamping rails (408) on the inner sides of the corresponding sliding grooves (405);

the front end parcel of frame has flexible screen (403), and the inboard of frame is equipped with oval roof (406), oval roof (406) bottom fixed connection is on the roof of frame, leave between oval roof (406) and flexible screen (403) and separate chamber (407), the middle part fixedly connected with of brush board (404) half oval scraper blade, half oval scraper blade is used for sliding from top to bottom in separate chamber (407), and oval roof (406) are close to the one side of flexible screen (403) and evenly scribble white oil, the whole of flexible screen (403) is pink for combine the impact trace that white oil display engineering line left on oval roof (406).

2. The conveniently-adjusted wind erosion amount observation device according to claim 1, wherein: the side of the movable clamp (703) is provided with a wire hanging rod (6) in a threaded manner, the free end of the wire hanging rod (6) spans the upper edge of the PVC plate (1) to stretch the engineering wire (5) close to one side of the measuring ruler (4), and two ends of the engineering wire (5) are respectively fastened on the free ends of the two wire hanging rods (6).

3. The conveniently-adjusted wind erosion amount observation device according to claim 1, wherein: the upper end of expansion bracket (701) and keep away from one end fixedly connected with fixation clamp (702) of PVC board (1), and fixation clamp (702) middle part hook has flexible auxiliary rod (8), flexible auxiliary rod (8) are close to one end of PVC board (1) and articulate there is sucking disc (11).

4. The conveniently-adjusted wind erosion amount observation device according to claim 1, wherein: the clamping grooves (15) are formed in the middle of the four edges of the PVC plate (1) and the auxiliary plate, the second positioning piece (12) is clamped at the middle of the four edges of the PVC plate (1) through the clamping grooves (15), and the first positioning piece (10) is clamped at the middle of the four edges of the auxiliary plate through the clamping grooves (15), wherein the structures of the PVC plate (1) and the auxiliary plate are identical.

5. The conveniently adjustable wind erosion amount observation device according to claim 4, wherein: the first positioning piece (10) and the second positioning piece (12) are fixedly connected with a sliding rod (14), and are slidably clamped in the clamping groove (15) through the sliding rod (14), a spring is fixedly connected to the middle part of the outer surface of the sliding rod (14), and the other end of the spring is fixedly connected to the middle wall surface of the clamping groove (15).

6. The conveniently-adjusted wind erosion amount observation device according to claim 5, wherein: the second locating piece (12) is far away from one side of the slide bar (14) and is penetrated and provided with a clamping angle groove, one side of the first locating piece (10) far away from the slide bar (14) is fixedly connected with a fixed angle shaft (13), and the first locating piece (10) is inserted and arranged with the second locating piece (12) through the cooperation of the fixed angle shaft (13) and the clamping angle groove.

7. The conveniently-adjusted wind erosion amount observation device according to claim 1, wherein: the surface of the bottom plate (2) is provided with a mesh ditch, the surface of the bottom plate (2) is fixedly connected with a plurality of convex blocks in a rectangular array, and the upper end of the water guide pipe (3) penetrates through the bottom plate (2) and is positioned on the left side of the bottom plate (2).

8. The conveniently-adjusted wind erosion amount observation device according to claim 1, wherein: the residence component (9) comprises a connector (901) which is connected with the telescopic end of the telescopic frame (701) through threads, clamping heads (902) are symmetrically connected to the middle parts of two sides of the connector (901), threaded guide cylinders (903) are rotatably arranged on two sides of the connector (901) through the clamping heads (902), and threaded screw rods (904) are arranged in the threaded guide cylinders (903) through threads.

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