CN112227346A

CN112227346A - SMW worker method stake shaped steel construction equipment

Info

Publication number: CN112227346A
Application number: CN202011014996.3A
Authority: CN
Inventors: 叶青荣; 徐赔; 王军; 李大文
Original assignee: Shanghai Pudong New Area Construction Group Co ltd
Current assignee: Shanghai Pudong New Area Construction Group Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-15
Anticipated expiration: 2040-09-24
Also published as: CN112227346B

Abstract

The utility model relates to a technical field of SMW worker method stake construction especially relates to a SMW worker method stake shaped steel construction equipment, and it includes the body, is provided with the leading-in layer that is used for leading to shaped steel on the body, carries out the cleaning layer of clearance and scribbles the layer of paining of isolating agent to the shaped steel surface, the cleaning layer is located directly over paining the layer. The method and the device have the effect of reducing the labor consumption of work before the section steel is inserted into the soil body.

Description

SMW worker method stake shaped steel construction equipment

Technical Field

The application relates to the technical field of construction of piles in an SMW construction method, in particular to a pile section steel construction device in the SMW construction method.

Background

In the construction process of the pile in the SMW method, a drill bit is used for cutting a soil body on site, cement slurry is injected into the soil body at the end part of the drill bit, after the soil body is fully stirred and mixed, overlapping construction is carried out among construction units, H-shaped steel is inserted into a stirring pile body before a cement-soil mixture is hardened, a continuous, complete and seamless underground continuous wall body with certain strength and rigidity is formed, and the wall body can be used as a soil retaining and water stopping structure of an underground excavation foundation pit.

Need carry out three step inserting the in-process at H shaped steel, at first by the manual work clearance H shaped steel surface, then brush on the separant by the manual work on the surface of H shaped steel, at last with H shaped steel vertical insertion to the ditch inslot, clear up H shaped steel surface mainly be used for brushing on the separant to H shaped steel surface, the setting of separant is in order can extracting H shaped steel in the later stage, carries out used repeatedly.

However, the inventor thinks that the preparation work before the H-shaped steel is inserted into the soil body is too complicated, and a large amount of labor is consumed.

Disclosure of Invention

In order to solve the problem that work before section steel is inserted into a soil body consumes large labor, the application provides a section steel construction device for a pile in an SMW (soil mixing wall) method.

The application provides a SMW worker method stake shaped steel construction equipment adopts following technical scheme:

a SMW construction method pile section steel construction device comprises a body, wherein a guiding layer used for guiding section steel, a cleaning layer used for cleaning the surface of the section steel and a smearing layer used for smearing an isolating agent on the surface of the section steel are arranged on the body, and the cleaning layer is located right above the smearing layer.

Through adopting above-mentioned technical scheme, during the use, set up on the staff body at the leading-in layer, remove the body to the position that needs inserted shaped steel, the leading-in layer is used for leading to shaped steel, make shaped steel correspond needs male position, then the tip downwardly moving of shaped steel, at the in-process that shaped steel removed, because the setting on clean layer can clear up the surface of shaped steel, thereby can make shaped steel surface dirt clean, then reentrant and paint the layer, paint the layer and paint the separant to the surface of shaped steel, and then when shaped steel needs to be inserted, directly handle shaped steel by clean layer and paint the layer, the artifical before the shaped steel inserts the soil body is consumed is reduced.

Preferably, at least two introduction layers are arranged, and the two introduction layers are arranged up and down.

Through adopting above-mentioned technical scheme, leading-in layer sets up two at least, when inserting two leading-in layers with shaped steel simultaneously, because leading-in layer fixes a position shaped steel in two positions to leading-in layer can lead shaped steel, reduces shaped steel and takes place the skew, has guaranteed the inserted position of shaped steel.

Preferably, the body and the two lead-in layers form a closed structure, and the smearing layer and the cleaning layer can be detachably connected in the body.

Through adopting above-mentioned technical scheme, scribble the layer and can dismantle with the clean layer and connect in this body, on the one hand make to scribble intraformational isolating agent clean relatively, on the other hand can conveniently scribble the layer and take out from this internal maintenance with the clean layer.

Preferably, the cleaning layer comprises a cleaning plate and a hairbrush, a first through hole for inserting the section steel is formed in the cleaning plate, and the hairbrush is arranged along the edge of the first through hole and used for abutting against the surface of the section steel.

Through adopting above-mentioned technical scheme, the edge at through-hole one is fixed to the brush, when inserting shaped steel from through-hole one, the brush butt is on the surface of shaped steel, and shaped steel is at the in-process of inserting downwards, relative slip between shaped steel and the brush to can make the debris on shaped steel surface clear up through the brush.

Preferably, the below of brush is provided with the mounting panel, clean board is connected on the mounting panel, offer on the mounting panel and be used for shaped steel male through-hole two, the scraper blade has been arranged at the edge of through-hole two, the slope of scraper blade sets up and the butt is on the surface of shaped steel.

Through adopting above-mentioned technical scheme, the brush below sets up the scraper blade, and the scraper blade slope sets up and the butt is on the surface of shaped steel, when the debris that is brushed off from shaped steel by the brush, leads to the position of keeping away from through-hole two with debris by the scraper blade, further clears up the surface of shaped steel simultaneously, reduces debris and enters into from the clean layer and scribbles the layer.

Preferably, be provided with the drive arrangement that the clean board of drive reciprocated between clean board and the mounting panel, drive arrangement includes drive assembly and a plurality of connecting rod, slider sliding fit is on the mounting panel, connecting rod one end is rotated and is connected on the slider, and the other end is rotated and is connected on the clean board, and the slider that is located the clean board homonymy is connected on same drive assembly and is had the slip opposite direction of two sliders at least.

Through adopting above-mentioned technical scheme, move under drive assembly's effect at the slider, connecting rod on the slider is through driving cleaning board reciprocating motion from top to bottom relative to the mounting panel to the brush that can make on the cleaning board is further clean to the surface of shaped steel.

Preferably, the smearing layer comprises an oil storage box and a plurality of smearing rollers, the middle part of the oil storage box is provided with a abdicating hole for penetrating the section steel, the smearing rollers are rotatably connected with the oil storage box, and the smearing rollers are abutted against the bottom surface of the oil storage box; a plurality of scribble the roller along the edge distribution of hole of stepping down, and the rotation axis of scribbling the roller all scribbles the line parallel at roller place edge.

Through adopting above-mentioned technical scheme, scribble the roller and be located the edge of the hole of stepping down, after stepping down downthehole entering shaped steel, scribble the roller butt on the surface of shaped steel, then scribble the surface of shaped steel with the separant in the oil storage box by the rotation of scribbling the roller.

Preferably, the guide layer comprises a horizontal plate and a plurality of guide blocks arranged on the horizontal plate, a through hole is formed in the middle of the horizontal plate, the guide blocks are arranged at the edge of the through hole, and at least one guide surface for guiding the section steel to enter the through hole is arranged on each guide block.

Through adopting above-mentioned technical scheme, on the fixed horizontal plate of guide block, be provided with the guide face on the guide block, when inserting shaped steel to the through-hole, can conveniently correspond the tip of shaped steel in the through-hole through the guide face to make things convenient for the insertion of shaped steel.

Preferably, still include pusher, including propelling movement head and a plurality of extension bar, extension bar one end is connected on the propelling movement head, and the other end can be used to connect another extension bar.

Through adopting above-mentioned technical scheme, the propelling movement head is used for the butt in the upper end of shaped steel, can insert the upper end of shaped steel in the soil body under the effect of extension bar to the elevation that can guarantee the shaped steel design is in the degree of depth in the soil body.

Preferably, a plurality of universal wheels are installed to the lower part of body, can dismantle on the body and be provided with a plurality of fixed needles, the one end of fixed needle is used for inserting in the soil body.

By adopting the technical scheme, the universal wheels are arranged on the lower portion of the body, so that workers can conveniently move the body, meanwhile, the fixing needles are arranged on the body, and can fix the body when inserted into a soil body, and the position of the body is guaranteed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the profile steel is moved to a position where profile steel is required to be inserted through the body, the profile steel corresponds to the position where the profile steel is required to be inserted, then the end part of the profile steel moves downwards, in the moving process of the profile steel, the surface of the profile steel can be cleaned due to the arrangement of the cleaning layer, so that the dirt on the surface of the profile steel can be cleaned, then the profile steel enters the smearing layer, the smearing layer smears the separant on the surface of the profile steel, and then the profile steel is directly treated by the cleaning layer and the smearing layer when the profile steel is required to be inserted, so that the labor consumption before the profile steel is inserted into a soil;

2. fix the edge at through-hole one through the brush, when inserting shaped steel from through-hole one, the brush butt is on the surface of shaped steel, and shaped steel is at the in-process of inserting downwards, relative slip between shaped steel and the brush to can make the debris on shaped steel surface clear up through the brush.

Drawings

FIG. 1 is a schematic diagram of a full-section configuration of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic view of the interior of the body;

FIG. 4 is a schematic view of a cleaning layer;

FIG. 5 is an enlarged schematic view of portion A of FIG. 4;

FIG. 6 is a schematic view of a full cross-section of a cleaning layer;

fig. 7 is a schematic view of the structure of the smear layer.

Description of reference numerals: 1. a body; 11. a frame; 12. a side door; 13. a slideway; 2. a pushing device; 21. a pushing head; 22. lengthening a rod; 3. a lead-in layer; 31. a horizontal plate; 311. a through hole; 32. a guide block; 4. a cleaning layer; 41. mounting a plate; 411. a second through hole; 42. cleaning the plate; 421. a first through hole; 43. a brush; 44. a drive device; 441. a drive assembly; 4411. connecting the racks; 4412. pushing the rack; 4413. a gear; 442. a connecting rod; 443. a slider; 45. a connecting plate; 46. a squeegee; 47. pushing the plate; 48. an eccentric wheel; 5. coating a layer; 51. an oil storage box; 52. a coating roller; 53. a hole of abdication; 6. section steel; 7. a universal wheel; 8. a fixing pin; 81. a mounting seat; 82. a storage seat; 9. a level gauge.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a construction device of pile profile steel by an SMW (soil mixing wall) construction method, and with reference to figure 1, the construction device comprises a body 1 and a pushing device 2, wherein the body 1 is of a rectangular frame 11 structure, a guide-in layer 3, a cleaning layer 4 and a smearing layer 5 are arranged in the middle of the body 1, the guide-in layer 3 is provided with two layers, the guide-in layer 3, the cleaning layer 4, the smearing layer 5 and the other guide-in layer 3 are sequentially arranged from bottom to bottom, and the profile steel 6 sequentially penetrates through the guide-in layer 3, the cleaning layer 4, the smearing layer 5 and the guide-in layer 3 in the inserting; wherein two-layer leading-in layer 3 can fix a position the vertical position of shaped steel 6 after shaped steel 6 inserts to guarantee the straightness that hangs down of shaped steel 6. The cleaning layer 4 is used for cleaning the surface of the section steel 6, the isolating agent is smeared on the surface of the section steel 6 by the smearing layer 5, the effect that the isolating agent can be better by smearing the isolating agent on the surface of the section steel 6 cleaned by the cleaning layer 4 is easier when the section steel 6 is recovered at the later stage. Pusher 2 is used for connecting on the stake machine, and pusher 2 is used for the upper end at shaped steel 6, produces decurrent effort through pusher 2 to shaped steel 6, makes shaped steel 6 vertical insert in the soil body.

Referring to fig. 2, the bottom of body 1 is provided with the position that four universal wheels 7 are located four angles of body 1 respectively, make things convenient for the removal of body 1, and be provided with fixed needle 8 on the lateral surface of body 1, the one end of fixed needle 8 is used for inserting the soil body in the other end is connected with body 1, thereby when body 1 moves the position that needs to insert shaped steel 6, insert fixed needle 8 in the soil body, can conveniently fix body 1, avoid body 1 to take place to remove at the in-process that inserts shaped steel 6, thereby guarantee the inserted position of shaped steel 6. The outer side surface of the body 1 is respectively provided with a mounting seat 81 and a storage seat 82, the mounting seat 81 is located at the lower part of the body 1, the storage seat 82 is located at the upper part of the body 1, when the mounting seat 81 is connected with the fixing needle 8, the mounting seat 81 is used for inserting the fixing needle 8 into soil, and the mounting seat 81 is connected with the storage seat 82 and used for enabling the fixing needle 8 to be separated from the soil, so that the body 1 is convenient to move. The mounting seat 81 and the storage seat 82 are both tubular, so that the fixing needle 8 is convenient to disassemble, the lower end of the fixing needle 8 is pointed, and the fixing needle 8 is convenient to insert into a soil body.

Referring to fig. 2, pusher 2 includes propelling movement head 21 and a plurality of extension bar 22, and propelling movement head 21 is the same structure with shaped steel 6 cross-section, and the one end of extension bar 22 is used for threaded connection at the middle part of propelling movement head 21, and the one end that the propelling movement head 21 was kept away from to extension bar 22 is used for connecting another extension bar 22 to the length of extension bar 22 all is provided with the size of fixed length, can set for 1 m. The extension bar 22 is provided with scales, when the section steel 6 is inserted into a soil body, the top of the section steel 6 can be located at the position below the surface of the soil body through the extension bar 22, and the position of the section steel 6 located in the soil body can be pushed out by observing the height of the extending body 1, so that the section steel 6 with the elevation lower than the surface of the soil body can be conveniently installed.

Referring to fig. 3, the introduction layer 3 includes a horizontal plate 31 and a plurality of guide blocks 32 provided on the plurality of plates, and the horizontal plate 31 is made of a steel plate having a thickness of 20mm, reducing damage of the introduction layer 3 to the surface of the section steel 6. The two layers of leading-in layers 3 are respectively welded and fixed at the upper opening and the lower opening of the body 1, so that the body 1 and the two horizontal plates 31 form a closed structure, and the cleaning layer 4 and the smearing layer 5 are placed inside the body 1. The body 1 comprises a frame 11 and a side door 12, the side door 12 is rotatably connected to the frame 11, a slide way 13 is arranged on the inner side of the frame 11, the cleaning layer 4 and the smearing layer 5 are both in sliding fit in the door body through the slide way 13, and the slide way 13 faces the side door 12; by taking out the cleaning layer 4 and the coating layer 5 from the slideway 13 when the side door 12 is opened, the cleaning of the cleaning layer 4 and the addition of a release agent in the coating layer 5 are facilitated. The fixed surface of the horizontal plate 31 on upper strata is provided with spirit level 9, and spirit level 9 can make things convenient for the staff to adjust the position of body 1 to horizontal position fast to can guarantee that shaped steel 6 is in vertical position after inserting leading-in layer 3. Through hole 311 has been seted up to the middle part position of leading-in layer 3, shaped steel 6 chooses for use the H shape, the shape of through hole 311 is the same H shape of shaped steel 6 cross section, guide block 32 is right triangle's iron plate and makes and welded fastening on horizontal plate 31, the hypotenuse that guide block 32 is the triangle-shaped is the guide face, guide face one end is located the edge of through hole 311, the other end inclines to the direction of keeping away from through hole 311, a plurality of guide blocks 32 set gradually along the edge of through hole 311, can be when shaped steel 6 inserts to through hole 311, the guide face guides the tip of shaped steel 6, be convenient for the insertion of shaped steel 6.

Referring to fig. 4, the cleaning layer 4 comprises a mounting plate 41, a cleaning plate 42 and a brush 43, the mounting plate 41 is horizontally arranged on the slideway 13 in the frame 11, the cleaning plate 42 is positioned right above the mounting plate 41, and a driving device 44 for driving the cleaning plate 42 to vertically reciprocate up and down is arranged between the cleaning plate 42 and the mounting plate 41. A first through hole 421 is formed on the cleaning plate 42; a second through hole 411 is formed in the mounting plate 41, the first through hole 421 and the second through hole 411 are arranged in an opposite mode, the first through hole 421 and the second through hole 411 are both H-shaped, when the section steel 6 is inserted into the guide-in layer 3 from the upper side, the section steel firstly enters the first through hole 421 and then enters the second through hole 411, and the first through hole 421, the second through hole 411 and the surface of the section steel 6 are arranged at intervals. A plurality of connecting plates 45 are arranged on the cleaning plate 42 along the edge of the through hole one 421, one side of the hairbrush 43 facing the through hole one 421 is fixed on the connecting plates 45 through screws, the end part of the hairbrush 43 abuts against the surface of the section steel 6 when the section steel 6 is inserted into the through hole one 421, and the hairbrush 43 is arranged along the edge of the through hole one 421. So that the brush 43 cleans the surface of the section steel 6 when the section steel 6 is inserted downward to a position opposite to the brush 43, and the brush 43 can be replaced by removing the screw. The brush hair of the brush 43 is made of steel wires, so that the soil and rust on the surface of the section steel 6 can be effectively removed.

Referring to fig. 4 and 5, the driving device 44 includes a driving assembly 441 and a plurality of links 442 and sliders 443, one set of each link 442 and slider 443 for a total of four sets, two sets of each link 442 and slider 443 are disposed on both sides of the cleaning plate 42, the sliders 443 are slidably fitted to the mounting plate 41, one end of the link 442 is rotatably coupled to the slider 443, the other end of the link 442 is rotatably coupled to the cleaning plate 42, and the two links 442 on the same side of the cleaning plate 42 are inclined in opposite directions so that the four links 442 can horizontally support the cleaning plate 42. The driving assembly 441 comprises a connecting rack 4411 and a pushing rack 4412, one connecting rack 4411 is fixed on each slider 443, the connecting rack 4411 is engaged with a gear 4413, the gear 4413 is rotatably connected on the mounting plate 41, the connecting racks 4411 on the two sliders 443 on the same side of the cleaning plate 42 are engaged with one gear 4413 and are respectively positioned on both sides of the gear 4413, i.e., the gear 4413, the two linked racks 4411 can be rotated in opposite directions, the pushing rack 4412 is slidably fitted on the mounting plate 41, the pushing rack 4412 is engaged with the gear 4413, the two pushing racks 4412 located at both sides of the cleaning plate 42 are fixedly connected, thus, when the worker pushes the two push racks 4412 at the same time, the four sliders 443 can move at the same time, so that the four links 442 connected to the four sliders 443 push the cleaning plate 42 at the same time, thereby reciprocating the cleaning plate 42 up and down.

Referring to fig. 6, a plurality of scrapers 46 are fixedly arranged on the upper surface of the mounting plate 41, the scrapers 46 are arranged along the edges of the second through holes 411, the scrapers 46 are made of spring steel material, one side of each scraper 46 is fixedly connected with the mounting plate 41, and one side of each scraper 46 far away from the mounting plate 41 is inclined upwards and close to the second through holes 411. When inserting shaped steel 6 in through-hole two 411, the scraper blade 46 butt shaped steel 6's surface under the circumstances of elastic deformation to after brush 43 is accomplished the surface cleaning of shaped steel 6, through scraper blade 46 to the rust thing that falls to the position of keeping away from through-hole two 411 removal, reduce from through-hole two 411 fall into on scribbling layer 5, can also further clear up the surface of shaped steel 6. In order to facilitate the insertion of the section steel 6 into the second through hole 411, the resistance of the scraper 46 to the end of the section steel 6 is reduced. Be provided with push pedal 47 in through-hole two 411, push pedal 47 pastes the inside wall setting of through-hole two 411 to all there is push pedal 47 on the inside wall of through-hole two 411, when push pedal 47 rebound, push pedal 47 can be to two outside butts of scraper blade 46, thereby make two sides of scraper blade 46 be close to shaped steel 6 to keeping away from through-hole two 411 center direction, make scraper blade 46 open, conveniently insert shaped steel 6 in through-hole two 411. An eccentric 48 is provided below the push plate 47, the eccentric 48 being rotatably connected to the mounting plate 41, and the lower portion of the push plate 47 abuts against the contour of the eccentric 48, rotating the eccentric 48 moving the push plate 47 upward, causing the push plate 47 to open the scraper 46.

Referring to fig. 7, the coating layer 5 includes an oil storage box 51 and coating rollers 52, the oil storage box 51 is slidably fitted in the slideway 13, the oil storage box 51 is used for storing an isolating agent, the coating rollers 52 are outer side surfaces formed by foam cotton, the middle part of the oil storage box 51 is provided with a abdicating hole 53 for penetrating the section steel 6, the coating rollers 52 are multiple, the coating rollers 52 are rotatably connected to the oil storage box 51, and the coating rollers 52 are abutted against the bottom surface of the oil storage box 51; the plurality of the applying rollers 52 are distributed along the edge of the avoiding hole 53, and the rotating axes of the applying rollers 52 are all parallel to the connecting line of the edge where the applying rollers 52 are located. When the section steel 6 is inserted between the coating rollers 52, the coating rollers 52 are rotated by the section steel 6, and the coating rollers 52 can coat the release agent in the reservoir box 51 on the surface of the section steel 6 when rotated.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a SMW worker method stake shaped steel construction equipment which characterized in that: the cleaning device comprises a body (1), wherein a guiding layer (3) used for guiding profile steel (6), a cleaning layer (4) used for cleaning the surface of the profile steel (6) and a coating layer (5) used for coating a separant on the surface of the profile steel (6) are arranged on the body (1), and the cleaning layer (4) is positioned right above the coating layer (5).

2. The apparatus of claim 1, wherein the apparatus comprises: the number of the lead-in layers (3) is at least two, and the two lead-in layers (3) are arranged up and down.

3. The SMW construction method pile section steel construction device according to claim 2, wherein: the body (1) and the two leading-in layers (3) form a closed structure, and the smearing layer (5) and the cleaning layer (4) can be detachably connected in the body (1).

4. The apparatus of claim 1, wherein the apparatus comprises: the cleaning layer (4) comprises a cleaning plate (42) and a hairbrush (43), a first through hole (421) for inserting the section steel (6) is formed in the cleaning plate (42), and the hairbrush (43) is arranged along the edge of the first through hole (421) and used for abutting against the surface of the section steel (6).

5. The SMW construction method pile section steel construction device according to claim 4, wherein: the below of brush (43) is provided with mounting panel (41), clean board (42) are connected on mounting panel (41), offer on mounting panel (41) and be used for shaped steel (6) male through-hole two (411), scraper blade (46) have been arranged to the edge of through-hole two (411), the slope setting and the butt of scraper blade (46) are on the surface of shaped steel (6).

6. The SMW construction method pile section steel construction device according to claim 5, wherein: a driving device (44) for driving the cleaning plate (42) to move up and down is arranged between the cleaning plate (42) and the mounting plate (41), the driving device (44) comprises a driving assembly (441), a plurality of connecting rods (442) and sliding blocks (443), the sliding blocks (443) are in sliding fit with the mounting plate (41), one end of each connecting rod (442) is rotatably connected to the corresponding sliding block (443), the other end of each connecting rod is rotatably connected to the corresponding cleaning plate (42), the sliding blocks (443) on the same side of the cleaning plate (42) are connected to the same driving assembly (441), and the sliding directions of at least two sliding blocks (443) are opposite.

7. The apparatus of claim 1, wherein the apparatus comprises: the smearing layer (5) comprises an oil storage box (51) and smearing rollers (52), the middle of the oil storage box (51) is provided with a yielding hole (53) used for penetrating through the section steel (6), the smearing rollers (52) are multiple, the smearing rollers (52) are rotatably connected to the oil storage box (51), and the smearing rollers (52) abut against the bottom surface of the oil storage box (51); the plurality of smearing rollers (52) are distributed along the edges of the yielding holes (53), and the rotating axes of the smearing rollers (52) are parallel to the connecting line of the edges where the smearing rollers (52) are located.

8. The apparatus of claim 1, wherein the apparatus comprises: the guiding layer (3) comprises a horizontal plate (31) and a plurality of guide blocks (32) arranged on the horizontal plate (31), a through hole (311) is formed in the middle of the horizontal plate (31), the guide blocks (32) are arranged at the edge of the through hole (311), and at least one guide surface for guiding the section steel (6) to enter the through hole (311) is arranged on each guide block (32).

9. The apparatus of claim 1, wherein the apparatus comprises: still include pusher (2), including propelling movement head (21) and a plurality of extension bar (22), extension bar (22) one end is connected on propelling movement head (21), and the other end can be used for connecting another extension bar (22).

10. The apparatus of claim 1, wherein the apparatus comprises: a plurality of universal wheels (7) are installed to the lower part of body (1), can dismantle on body (1) and be provided with a plurality of fixed needles (8), the one end of fixed needle (8) is used for inserting in the soil body.