CN114413735B

CN114413735B - Be applied to coverability measuring device in bush field

Info

Publication number: CN114413735B
Application number: CN202210069192.6A
Authority: CN
Inventors: 曹晨; 张化永; 韩云翔; 韶峰; 王中玉
Original assignee: North China Electric Power University
Current assignee: North China Electric Power University
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-10-18
Anticipated expiration: 2042-01-21
Also published as: CN114413735A

Abstract

The invention relates to the technical field of coverage measurement, and discloses a coverage measurement device applied to the field of bush irrigation, which comprises a mounting frame, wherein a first frame and a second frame are respectively rotatably mounted on two side edges adjacent to the mounting frame, the first frame and the second frame are identical in structure, the cross sections of the first frame and the second frame are I-shaped, rolling assemblies are respectively rotatably arranged on the outer sides of the first frame and the second frame, a third frame is movably mounted on the inner side of the first frame, and a third frame is movably mounted on the inner side of the second frame.

Description

Be applied to cover degree measuring device in bush field

Technical Field

The invention relates to the technical field of coverage measurement, in particular to a coverage measuring device applied to the field of shrubs.

Background

In recent years, the protection of our country to the ecological environment is continuously increased, especially for the ecological fragile grassland area, the shrub coverage refers to the ratio of the vertical projection area of the overground part of the shrub to the unit land area on the land, the shrub coverage is a comprehensive index for reflecting the bushy degree and the size of the photosynthesis area, and is an important index and a control standard for measuring the change of the regional ecological system, so that the measurement, calculation and statistics of the shrub coverage are important links in the ecological protection of the grassland. At present, scientific workers count the bush coverage, and mostly conduct sampling survey, namely, a plurality of survey points are set in a region to be surveyed, squares with a certain size are formed at each survey point through a string in a surrounding mode, then the bush coverage area in the squares is estimated through visual observation, and the bush coverage is calculated through the ratio of the bush coverage area to the circle area of the squares.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a coverage measuring device applied to the brush field, and solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a cover degree measuring device applied to the field of bush irrigation comprises a mounting frame, wherein a first frame and a second frame are respectively rotatably mounted on two side edges adjacent to the mounting frame, the first frame and the second frame are identical in structure, the cross sections of the first frame and the second frame are I-shaped, winding assemblies are respectively rotatably mounted on the outer sides of the first frame and the second frame, a third frame is movably mounted on the inner side of the first frame, a fourth frame is movably mounted on the inner side of the second frame, the end portions of the third frame and the fourth frame are respectively rotatably mounted at one ends, far away from the mounting frame, of the first frame and the second frame, the first frame, the second frame, the third frame and the fourth frame can be unfolded to form a rectangular frame, each winding assembly comprises a first rotating rod rotatably mounted on the outer sides of the first frame and the second frame, a plurality of rope sleeves are uniformly arranged on the first rotating rod, and the rope sleeves are rotatably connected with the rotating rods, the rope sleeve is wound with a pull rope, one end of the pull rope, away from the rope sleeve, is fixedly connected with a sleeve ring, a plurality of groups of slots are uniformly formed in the inner wall of the rope sleeve, a through groove is formed in the position, corresponding to the slots, of the top of the rotating rod I, an insert is movably mounted in the through groove, the bottom of the insert is fixedly connected with a support plate, springs are respectively and fixedly connected to two sides of the upper end of the support plate, the top of each spring is fixedly connected with the inner wall of the rotating rod I, a rotating rod II is rotatably mounted in the rotating rod I, magnets are fixedly mounted on the outer side of the rotating rod II and the corresponding position of the support plate, corresponding magnets capable of repelling the magnets are fixedly mounted at the bottom of the support plate, one end of the rotating rod II extends to the outer side of the rotating rod I, a rotating handle is fixedly connected to the end part of the rotating rod II, movable cavities are formed in the third frame and the fourth frame, and a movable plate is slidably mounted in the movable cavities, the movable plate is characterized in that multiple groups of hooks are fixedly connected to the inner side of the movable plate, the hooks correspond to the lantern rings one by one, bolts are connected to the three side walls and the four outer side walls of the frame in a threaded mode, and the end portions of the bolts extend to the inner portion of the movable cavity and are connected with the movable plate in a rotating mode.

Preferably, the one end that the bull stick is close to the commentaries on classics handle is provided with spacing subassembly, spacing subassembly is including seting up spout on a bull stick lateral wall, the spout runs through a bull stick lateral wall, slidable mounting has stopper one in the spout, stopper one bottom is through connecting block fixedly connected with stopper two, stopper two sets up inside a bull stick, frame one and frame two are kept away from and have been seted up spacing groove one on the one end lateral wall of mounting bracket, spacing groove one and stopper one adaptation, bull stick two is close to end position fixedly connected with fixed cover, spacing groove two has been seted up on the fixed cover, spacing groove two and stopper two adaptations, two top fixedly connected with shifting blocks of stopper, the shifting block slides and sets up in the bull stick outside.

Preferably, the second limiting groove and the magnet are in the same straight line.

Preferably, a second notch is formed in the side edge of one end, close to the rotating handle, of the rotating rod I, a first notch is formed in the side edge of the rotating handle, the first notch, the second limiting groove and the magnet are located on the same straight line, and the second notch and the inserting block are located on the same straight line.

Preferably, frame one and frame two are kept away from the mounting bracket one end outside and are fixedly connected with mounting part one respectively, the inside fixed mounting of mounting bracket has mounting part three, frame three and the four adjacent tip demountable installation of frame have mounting part three, the mounting includes the holding ring, two bracing pieces of holding ring side fixedly connected with, two contained angle between the bracing piece is 90 degrees, two the bracing piece is pegged graft respectively in the draw-in groove of seting up on frame three and the four adjacent tip of frame, be provided with the screw hole in the middle of mounting part one, mounting part two and the holding ring respectively, and the screw thread installs the threaded rod in the screw hole.

Preferably, the outer sides of the ends of the third frame and the fourth frame, which are connected with the first frame and the second frame, are respectively and fixedly connected with a baffle.

Preferably, a plurality of groups of through holes are uniformly formed in the middle partition plates of the first frame and the second frame, the through holes correspond to the rope sleeves one by one, and the diameter of the sleeve ring is larger than that of the through holes.

(III) advantageous effects

The invention provides a coverage measuring device applied to the field of shrubs, which has the following beneficial effects:

the foldable frame is convenient to fold the frame I, the frame II, the frame III and the frame IV together by arranging the foldable structure, occupied space is reduced, storage and transportation are convenient, the pull ropes can be conveniently and fast rolled together by arranging the rolling assembly, the pull ropes are prevented from being wound together in disorder, when the foldable frame is used, the frame I, the frame II, the frame III and the frame IV are unfolded to form a rectangular frame, and then the pull ropes are pulled out and installed, so that coverage measurement can be performed, and the foldable frame is convenient to use and carry.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of another embodiment of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is a partial cross-sectional view of the present invention;

FIG. 5 is a cross-sectional view of a cord sleeve of the present invention;

FIG. 6 is an enlarged view of the structure of the area A according to the present invention.

In the figure: 1. a mounting frame; 2. a first frame; 3. a second frame; 4. a third frame; 5. a fourth frame; 6. pulling a rope; 7. a first fixing part; 8. a second fixing part; 801. a positioning ring; 802. a support bar; 9. positioning a rod; 10. a winding component; 1001. a first rotating rod; 1002. rope sleeve; 1003. a second rotating rod; 1004. turning a handle; 1005. a through hole; 1006. a slot; 1007. a through groove; 1008. inserting a block; 1009. a support plate; 1010. a spring; 1011. a magnet; 11. a limiting component; 1101. a chute; 1102. a first limiting groove; 1103. a first limiting block; 1104. shifting blocks; 1105. a second limiting block; 1106. fixing a sleeve; 1107. a second limiting groove; 12. a third fixing part; 13. a collar; 14. a movable cavity; 15. a bolt; 16. hooking; 17. moving the plate; 18. a baffle plate; 19. a first gap is formed; 20. and a second notch.

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.

As shown in fig. 1 to 6, the present invention provides a technical solution: a coverage measuring device applied to the field of bush irrigation comprises a mounting frame 1, wherein a first frame 2 and a second frame 3 are respectively and rotatably mounted on two side edges adjacent to the mounting frame 1, the first frame 2 and the second frame 3 are identical in structure, the cross sections of the first frame 2 and the second frame 3 are I-shaped, rolling assemblies 10 are respectively and rotatably mounted on the outer sides of the first frame 2 and the second frame 3, a third frame 4 is movably mounted on the inner side of the first frame 2, a fourth frame 5 is movably mounted on the inner side of the second frame 3, the end portions of the third frame 4 and the fourth frame 5 are respectively and rotatably mounted at one ends, far away from the mounting frame 1, of the first frame 2, the second frame 3, the third frame 4 and the fourth frame 5 can be unfolded to form a rectangular frame, each rolling assembly 10 comprises a first rotating rod 1001 rotatably mounted on the outer sides of the first frame 2 and the second frame 3, a plurality of rope sleeves 1002 are uniformly arranged on the first rotating rod 1001, and the rope sleeves 1002 are rotatably connected with the first rotating rod 1001, the rope sleeve 1002 is wound with a pull rope 6, one end of the pull rope 6, which is far away from the rope sleeve 1002, is fixedly connected with a lantern ring 13, a plurality of groups of slots 1006 are uniformly formed in the inner wall of the rope sleeve 1002, the top of a rotating rod 1001 is provided with a through slot 1007 corresponding to the slots 1006, an inserting block 1008 is movably installed in the through slot 1007, the bottom of the inserting block 1008 is fixedly connected with a supporting plate 1009, two sides of the upper end of the supporting plate 1009 are respectively and fixedly connected with a spring 1010, the top of the spring 1010 is fixedly connected with the inner wall of the rotating rod 1001, the spring 1010 is in an extension state initially, so that the top of the inserting block 1009 is positioned in the through slot 1007, the inserting block 1009 is not inserted into the slot 1007, a rotating rod two 1003 is rotatably installed in the rotating rod 1001, a magnet 1011 is fixedly installed at the outer side of the rotating rod two 1003 corresponding to the supporting plate 1009, a corresponding magnet 1003 which can repel with the magnet 1011 is fixedly installed at the bottom of the supporting plate 1009, one 1003 one end of the rotating rod two 1003 extends to the rotating rod 1001, and the end of the second rotating rod 1003 is fixedly connected with a rotating handle 1004, the inner sides of the third frame 4 and the fourth frame 5 are provided with a movable cavity 14, a movable plate 17 is slidably arranged in the movable cavity 14, the inner sides of the movable plate 17 are fixedly connected with a plurality of groups of hooks 16, the hooks 16 correspond to lantern rings 13 one by one, the outer side walls of the third frame 4 and the fourth frame 5 are in threaded connection with bolts 15, the end parts of the bolts 15 extend into the movable cavity 14 and are rotatably connected with the movable plate 17, in an initial state, the whole device is that the first frame 2 and the second frame 3 are folded together, the third frame 4 and the fourth frame 5 are folded and collected at the inner sides of the first frame 2 and the second frame 3, the pull rope 6 is wound on the rope sleeve 1002, so that the occupied space is small, the transportation and storage are convenient, when the brush cover degree of a certain ground surface is required to be measured, the device is taken out firstly, and then the first frame 2 and the second frame 3 are opened to two sides to 90 degrees, then the third frame 4 and the fourth frame 5 are rotated and pulled out from the inner sides of the first frame 2 and the second frame 3, the two adjacent ends of the third frame 4 and the fourth frame 5 are connected together through the second fixing piece 8, so that the first frame 2, the second frame 3, the third frame 4 and the fourth frame 5 form a rectangular frame, then the lantern rings 13 on the inner sides of the first frame 2 and the second frame 3 are sequentially pulled, the pull ropes 6 are pulled out from the through holes 1005 through the lantern rings 13, at the moment, the rope sleeves 1002 rotate on the first rotating rod, the lantern rings 13 stretch the pull ropes 1001 until the lantern rings 13 can move to the positions of the hooks 16 on the inner sides of the opposite fourth frame 5 and the third frame 4, the hooks 16 are initially retracted into the movable cavities 14, so that the hooks 16 can be prevented from being damaged, when the hooks 16 are pushed out from the movable cavities 14 through the screwing-in bolts 15 during use, then the lantern rings 13 are hung on the hooks 16, and the positions of the through holes 1005 are opposite to the positions of the opposite hooks 16, thereby make stay cord 6 mutually perpendicular that is pulled out, thereby form 0.1 m's rectangle square, the convenience is measured the coverage, hang when the lantern ring 13 is on couple 16, through unscrewing bolt 15, thereby can make stay cord 6 be in comparatively taut state, make measuring result more accurate like this, when needs withdraw stay cord 6, then can rotate bull stick two 1003, bull stick two 1003 drives magnet 1011 and rotates to the backup pad 1009 under, through repelling each other between magnet 1011, promote backup pad 1009 rebound, make the inserted block 1008 can shift up and insert in the slot 1006 of noose 1002 inner wall, rotate bull stick one 1001 and bull stick two 1003 simultaneously like this, can drive all nooses 1002 rotations simultaneously, thereby can be quick on the noose 1002 with the stay cord rolling of stay cord 6.

Furthermore, a limiting component 11 is arranged at one end of the first rotating rod 1001 close to the rotating handle 1004, the limiting component 11 comprises an upper sliding groove 1101 formed in the side wall of the first rotating rod 1001, the sliding groove 1101 penetrates through the side wall of the first rotating rod 1001, a first limiting block 1103 is slidably mounted in the sliding groove 1101, the bottom of the first limiting block 1103 is fixedly connected with a second limiting block 1105 through a connecting block, the second limiting block 1105 is arranged inside the first rotating rod 1001, a first limiting groove 1102 is formed in the side wall of one end, far away from the mounting rack 1, of the first frame 2 and the second frame 3, the first limiting groove 1102 is matched with the first limiting block 1103, a fixing sleeve 1106 is fixedly connected at the position of the second rotating rod 1003 close to the end, a second limiting groove 1107 is formed in the fixing sleeve 1106, the second limiting groove 1105 is matched with the second limiting block 1105, a shifting block 1104 is fixedly connected to the top of the second limiting block 1105, the shifting block 1104 is slidably arranged outside the first rotating rod 1001, and the first limiting block 1103 is clamped in the first limiting groove 1102 in the process of pulling out the pull rope 6, therefore, the first rotating rod 1001 is connected with the first frame 2 and the second frame 3 in a clamping manner, the first rotating rod 1001 cannot rotate at the moment, the rope sleeve 1002 can rotate along the first rotating rod 1001 respectively, the pull rope 6 can be pulled out in sequence, when the pull rope 6 is required to be withdrawn, the first limiting block 1103 slides outwards along the annular groove 1101 to ensure that the first limiting block 1103 is just separated from the first limiting groove 1102, then the second rotating rod 1003 is rotated to ensure that the magnet 1011 is rotated to be right below the supporting plate, the first limiting block 1103 can continue to move outwards at the moment, the second limiting block 1105 in the first rotating rod 1001 is just clamped into the second limiting groove 1107 during the moving process of the first limiting block 1103, so that the first rotating rod 1001 is connected with the second rotating rod 1003, the magnet can be always kept right below the supporting plate, the insertion block 1011 is prevented from being separated from the insertion groove 1006, the first rotating rod 1001 and the second rotating rod 1003 are convenient to rotate the first rotating rod 1001 and the second rotating rod 1003 together, and the rope sleeve 1002 is synchronously driven, thus, the pull rope 6 can be stably wound on the rope sleeve 1002.

Furthermore, the second limiting groove 1107 is in the same straight line with the magnet 1011, so that when the magnet 1011 is located under the support plate 1009, the second limiting groove 1107 rotates to be in the same straight line with the second limiting block 1105 at the same time, which facilitates the insertion of the second limiting block 1105 into the second limiting groove 1107.

Furthermore, a second notch 20 is formed in the side edge of one end, close to the rotating handle 1004, of the first rotating rod 1001, a first notch 19 is formed in the side edge of the rotating handle 1004, the first notch 19, the second limiting groove 1107 and the magnet 1011 are located on the same straight line, and the second notch 20 and the inserting block 1008 are located on the same straight line, so that when the first notch 19 and the second notch 20 are aligned, the magnet 1011 and the supporting plate 1009 are located on the same plane, and the magnet 1011 is convenient to rotate to the position under the supporting plate 1009.

Further, frame one 2 and frame two 3 keep away from 1 one end outside of mounting bracket respectively fixedly connected with mounting bracket one 7, 1 inside fixed mounting of mounting bracket has mounting bracket three 12, frame three 4 and the adjacent tip demountable installation of frame four 5 have mounting bracket three 12, mounting bracket two 8 includes holding ring 801, two bracing pieces 802 of holding ring 801 side fixedly connected with, contained angle between two bracing pieces 802 is 90 degrees, two bracing pieces 802 are pegged graft respectively in the draw-in groove of seting up on frame three 4 and the adjacent tip of frame four 5, mounting bracket one 7, be provided with the screw hole respectively in the middle of mounting bracket two 8 and the holding ring 801, and threaded mounting has locating lever 9 in the screw hole, when frame three 4 and frame four 5 expand, be in the same place with the adjacent end connection of frame three 4 and frame four 5 on through mounting bracket two 8, later use locating lever 9 to insert mounting bracket one 7 respectively, in the middle of holding ring 801 and the three 12 of mounting bracket, thereby can install and insert subaerial, make the measuring process more stable.

Further, frame three 4, frame four 5 and frame one 2, the one end outside that frame two 3 links to each other is fixedly connected with baffle 18 respectively, when frame three 4, frame four 5 are opened to 90 degrees, through the side of baffle 18 butt at frame one 2, frame two 3 to block frame three 4, frame four 5 and continue to rotate, conveniently expand frame one 2, frame two 3, frame three 4, frame four 5 like this and form the frame form of lifting, make things convenient for stay cord 6 to install.

Furthermore, a plurality of groups of through holes 1005 are uniformly formed in the middle partition plates of the first frame 2 and the second frame 3, the through holes 1005 correspond to the rope sleeve 1002 one by one, the diameter of the lantern ring 13 is larger than that of the through holes 1005, the lantern ring 13 can conveniently penetrate through the through holes 1005, and the lantern ring 13 can be conveniently pulled.

In conclusion, the working process of the invention is as follows: when the device is used, in an initial state, the frame I2 and the frame II 3 are folded and furled together, the frame III 4 and the frame IV 5 are folded and furled inside the frame I2 and the frame II 3, and the pull rope 6 is coiled on the rope sleeve 1002, so that the occupied space is small, the device is convenient to transport and store, when the brush coverage of a certain ground surface is required to be measured, the device is taken out firstly, then the frame I2 and the frame II 3 are opened to two sides to 90 degrees, then the frame III 4 and the frame IV 5 are rotated and pulled out from the inner sides of the frame I2 and the frame II 3, the two adjacent ends of the frame III 4 and the frame IV 5 are connected together through the fixing piece II 8, so that the frame I2, the frame II 3, the frame III 4 and the frame IV 5 form a rectangular frame, then the sleeve rings 13 inside the frame I2 and the frame II 3 are sequentially pulled, the pull rope 6 is pulled out of the through the sleeve rings 13, and the rope sleeve 1002 rotates on the rotating rod I1001, the pull rope 6 is stretched by the lantern ring 13 until the lantern ring 13 can move to the position of the hook 16 on the inner side of the frame four 5 and the frame three 4 on the opposite side, the hook 16 is retracted into the movable cavity 14 initially, so that the hook 16 can be prevented from being damaged, when the device is used, the hook 16 is pushed out of the movable cavity 14 through the screwing-in bolt 15, then the lantern ring 13 is hung on the hook 16, the position of the through hole 1005 is opposite to the position of the opposite hook 16, so that the pull rope 6 pulled out is perpendicular to each other, a rectangular grid of 0.1m multiplied by 0.1m is formed, the coverage is convenient to measure, when the lantern ring 13 is hung on the hook 16, the pull rope 6 can be in a tightened state through screwing out the bolt 15, so that the measuring result is more accurate, when the pull rope 6 needs to be retracted, the rotating rod two 1003 can be rotated, the rotating rod two 1003 drives the magnet 1011 to rotate to be right below the supporting plate 1009, through mutual repulsion between the magnet 1011, promote backup pad 1009 upward movement for in the plug 1008 can shift up and insert the slot 1006 of the fag end 1002 inner wall, rotate bull stick one 1001 and bull stick two 1003 simultaneously like this, can drive all fag ends 1002 rotations simultaneously, thereby can be quick with on the fag end 1002 of stay cord 6 rolling.

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 various 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 be applied to coverability measuring device in bush field which characterized in that: the automatic winding device comprises a mounting frame (1), wherein a frame I (2) and a frame II (3) are respectively rotatably mounted on two side edges adjacent to the mounting frame (1), the frame I (2) and the frame II (3) are identical in structure, the cross sections of the frame I (2) and the frame II (3) are I-shaped, the outer sides of the frame I (2) and the frame II (3) are respectively rotatably provided with a winding component (10), the frame I (2) is movably mounted with a frame III (4) in an inner side, the frame II (3) is movably mounted with a frame IV (5) in an inner side, the ends of the frame III (4) and the frame IV (5) are respectively rotatably mounted at one ends of the frame I (2) and the frame II (3) far away from the mounting frame (1), the frame I (2), the frame II (3), the frame III (4) and the frame IV (5) can be unfolded to form a rectangular frame, the winding component (10) comprises a first rotating rod (1001) which is rotatably mounted at the outer sides of the frame I (2) and the frame II (3), a plurality of groups of rope sleeves (1002) are uniformly arranged on one side edges, the rotating rod sleeve (1002), and a plurality of rope sleeve (1002) are connected with a rope sleeve (1002), one end of a rope sleeve (1002), and a rope sleeve (1002) which is connected with a rope sleeve (1002), the utility model discloses a cable tie sleeve, including rope sling (1002), adapter sleeve, runner bar (1001), movable mounting, bull bar (1001), insert block (1001), runner bar (1009), fixed connection spring (1010) respectively on both sides of upper end, spring (1010) top and runner bar (1001) inner wall fixed connection, movable mounting has inserted block (1008) in leading to groove (1007), inserted block (1008) bottom fixedly connected with backup pad (1009), runner bar (1003) outside and backup pad (1009) correspond position fixed mounting have magnet (1011), backup pad (1009) bottom fixed mounting have can repel each other with magnet (1011) correspond magnet, runner bar (1003) one end extends to the runner bar (1001) outside, and fixedly connected with runner bar (1004) on the runner bar (1003) tip, frame three (4) and frame four (5) inboard have seted up movable chamber (14), movable chamber (14) in movable mounting have the movable plate, movable plate (17) sliding mounting has the movable plate on the fixed plate (1001), the fixed connection has all the screw thread fastening to get in the frame (16) and the couple (16) on the frame (16) the fixed plate, the multiunit screw thread shifting plate (16) and the couple (16) that corresponds one by one, the end part of the bolt (15) extends into the movable cavity (14) and is rotatably connected with the movable plate (17).

2. The device for measuring the cover degree applied to the brush field according to claim 1, characterized in that: one end that bull stick (1001) is close to commentaries on classics handle (1004) is provided with spacing subassembly (11), spacing subassembly (11) including seting up spout (1101) on bull stick (1001) lateral wall, spout (1101) run through bull stick (1001) lateral wall, slidable mounting has stopper one (1103) in spout (1101), stopper one (1103) bottom is through connecting block fixedly connected with stopper two (1105), stopper two (1105) set up inside bull stick one (1001), spacing groove one (1102) has been seted up on the one end lateral wall that mounting bracket (1) was kept away from to frame one (2) and frame two (3), spacing groove one (1102) and stopper one (1103) adaptation, bull stick two (1003) are close to end position fixedly connected with fixed cover (1106), fixed cover (1106) have been seted up on fixed cover (1106), spacing groove two (1107) and stopper two (1105) adaptation, stopper two (1105) top fixedly connected with shifting block (1104), shifting block (1104) slide and set up in the bull stick (1001) outside.

3. The device for measuring the coverage of a shrub field according to claim 2, wherein: the second limiting groove (1107) and the magnet (1011) are positioned on the same straight line.

4. The device for measuring the coverage of a shrub field according to claim 1, wherein: a second notch (20) is formed in the side edge of one end, close to the rotating handle (1004), of the rotating rod I (1001), a first notch (19) is formed in the side edge of the rotating handle (1004), the first notch (19), the limiting groove II (1107) and the magnet (1011) are located on the same straight line, and the second notch (20) and the inserting block (1008) are located on the same straight line.

5. The device for measuring the cover degree applied to the brush field according to claim 1, characterized in that: frame one (2) and frame two (3) keep away from mounting bracket (1) one end outside respectively fixedly connected with mounting bracket one (7), the inside fixed mounting of mounting bracket (1) has three (12) of mounting bracket, three (4) of frame and the adjacent tip demountable installation of frame four (5) have three (12) of mounting bracket, the mounting includes holding ring (801), two bracing pieces (802) of holding ring (801) side fixedly connected with, two contained angle between bracing piece (802) is 90 degrees, two bracing piece (802) are pegged graft respectively in the draw-in groove of seting up on three (4) of frame and four (5) of frame adjacent tip, be provided with the screw hole in the middle of mounting one (7), two (8) of mounting bracket and holding ring (801) respectively, and screw thread installs locating lever (9) in the screw hole.

6. The device for measuring the cover degree applied to the brush field according to claim 1, characterized in that: and the outer sides of the ends, connected with the first frame (2) and the second frame (3), of the third frame (4) and the fourth frame (5) are respectively and fixedly connected with a baffle (18).

7. The device for measuring the coverage of a shrub field according to claim 1, wherein: the middle partition plates of the first frame (2) and the second frame (3) are uniformly provided with a plurality of groups of through holes (1005), the through holes (1005) correspond to the rope sleeves (1002) one by one, and the diameter of the lantern ring (13) is larger than that of the through holes (1005).