CN210066771U - Foundation pit maintenance structure utilizing high-pressure jet grouting water stopping pile - Google Patents
Foundation pit maintenance structure utilizing high-pressure jet grouting water stopping pile Download PDFInfo
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- CN210066771U CN210066771U CN201920632330.0U CN201920632330U CN210066771U CN 210066771 U CN210066771 U CN 210066771U CN 201920632330 U CN201920632330 U CN 201920632330U CN 210066771 U CN210066771 U CN 210066771U
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Abstract
The utility model discloses a foundation pit maintenance structure applying high-pressure jet grouting water-stopping piles, which relates to the field of high-pressure jet grouting piles and aims to solve the problem that the side wall of a pile hole is easy to collapse in the existing pile hole drilling process, the technical key points of the device comprise a circumferential supporting cylinder for maintaining the circumferential wall of a pile hole cleaning section, a plurality of horizontal supporting arc plates arranged on the circumferential wall at the top end of the circumferential supporting cylinder through a detachable assembly, a fixing through groove arranged on the horizontal side wall of the horizontal supporting arc plates in a penetrating way, a fixing inserted bar which is in threaded connection with the fixing through groove and is used for fixing the horizontal supporting arc plates in soil, and an L-shaped operating bar which is arranged at one end of the fixing inserted bar extending out of the fixing through groove upwards, the horizontal arm of L type action bars passes through the jack with the lever arm of fixed inserted bar and pegs graft, the utility model discloses can strut the perisporium in stake hole at the top clearance section in stake hole, avoid the stake hole process in later stage to cause collapsing of stake hole lateral wall.
Description
Technical Field
The utility model relates to a high pressure spouts the field soon, and more specifically says that it relates to an application high pressure spouts foundation ditch maintenance structure of stagnant water stake soon.
Background
The high-pressure rotary jet pile is characterized by that it utilizes high-pressure rotating nozzle to spray cement slurry into soil layer and mix it with soil body to form continuous lapped cement reinforced body. The construction occupies less land, has small vibration and lower noise, but is easy to pollute the environment, has higher cost, is not suitable for special soil quality which can not solidify sprayed slurry, and in recent years, the high-pressure jet grouting pile is more and more widely applied to projects such as foundation reinforcement treatment, deep foundation pit waterproof curtains and the like.
As shown in fig. 1, in the construction of the existing foundation pit maintenance structure, before excavation of the foundation pit, a plurality of high-pressure jet grouting piles arranged side by side need to be driven around the edge of the foundation pit, before the high-pressure jet grouting piles are driven, the regional boundary 29 of the jet grouting piles is firstly set out on site according to a selected driving place, obstacles within meters below the ground of a construction site are removed, then, leveling and tamping are performed, then, a drilling machine is transported to a target position, a pile hole is drilled at the cleaned target jet grouting pile position, a pile hole cleaning section 1 is firstly drilled, drilling is performed after cleaning is performed, and finally, grouting is performed in the drilled pile hole when the pile hole reaches a target depth.
However, the high-pressure jet grouting pile is generally applied to the soft soil environment, and when a drill is used for drilling, the side wall of the pile hole is collapsed due to the vibration of the drill, so that the driving of the high-pressure jet grouting pile is not facilitated.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an application high pressure spouts water-stopping pile's foundation ditch maintenance structure soon can be strutted the perisporium in stake hole at the top clearance section in stake hole, avoids the stake hole process in later stage to cause collapsing of stake hole lateral wall.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an application high pressure spouts foundation ditch maintenance structure of stagnant water stake soon, including the circumference that is used for stake hole clearance section perisporium to maintain prop a section of thick bamboo, through can dismantling a plurality of levels that the subassembly set up on circumference wall of circumference of strutting a section of thick bamboo top end and strut the arc board, run through the fixed logical groove of setting on the horizontal lateral wall of horizontal strut arc board, threaded connection is used for fixing the fixed inserted bar of horizontal strut arc board in soil and sets up the L type action bars that upwards stretches out fixed logical groove one end at fixed inserted bar in fixed logical inslot, the horizontal arm of L type action bars passes through the jack with the lever arm of fixed inserted bar and pegs graft.
Through taking above-mentioned technical scheme, according to the soft degree of soil, select the horizontal support arc board of suitable size, install the horizontal support arc board on the top of a circumference support section of thick bamboo through can dismantling the subassembly, then put into the clearance section of stake hole with a circumference support section of thick bamboo, make a circumference support section of thick bamboo strut the perisporium in stake hole, and simultaneously, utilize L type action bars to squeeze into fixed inserted bar in soil, not only can play the supporting role to a circumference support section of thick bamboo, make a circumference support section of thick bamboo strut the stake hole steadily, and the horizontal support arc board is pressing soil on ground, can further tamp soil, can effectively avoid the stake hole process in later stage to cause the collapse of stake hole lateral wall.
The utility model discloses a further set up to, can dismantle the subassembly including setting up arc picture peg on the horizontal support arc inboard rampart, setting up arc slot, the setting that peg graft with the arc picture peg on the circumference wall of circumference support section of thick bamboo top, set up and follow the compressing tightly that vertical direction extends to the arc slot on circumference support section of thick bamboo top and lead to groove, threaded connection and compress tightly the promotion depression bar that leads to the inslot and rotate the elastic pressure plate that sets up at the promotion depression bar and stretch into arc slot one end, the upper surface butt of elastic pressure plate and arc picture peg.
Through taking above-mentioned technical scheme, the arc picture peg inserts the back in the arc slot, realize the primary connection of horizontal support arc board and circumference support section of thick bamboo, then rotate and promote the depression bar, make the cell wall that promotes the depression bar and compress tightly logical groove take place the screw thread and rotate, and then the push rod depression bar takes place to feed, drive the elastic pressure board and compress tightly the arc picture peg in the arc slot, and simultaneously, elastic deformation can take place for the elastic pressure board, when avoiding producing too big pressure and damaging the arc picture peg to the arc picture peg, can strengthen the effect that compresses tightly of arc picture peg.
The utility model discloses a further set up to, the sunken regulation that is provided with along the outer rampart of horizontal support arc board radially runs through the horizontal support arc board outer rampart of horizontal support arc board of upper surface holds the groove, sets up rotation base block on the outer rampart of horizontal support arc board, rotates and sets up and rotate the rotation of setting on rotating the base block and link the piece and keep away from the regulation extension board that rotates base block one end, adjust the extension board and adjust and hold the groove butt, adjust the thickness of branch board and rotate and link the piece and equal to the distance between rotation base block lower surface and the horizontal support arc board lower surface along the length sum of adjusting extension board thickness direction, it is used for the restriction to adjust the locating part that the extension board pivoted to adjust to be provided with on the appearance groove, it is connected with regulation extension board magnetism.
By adopting the technical scheme, when the soil is too soft and needs a large area of supporting arc plates to compact the ground, so that the pressure of the horizontal supporting arc plates to the ground is reduced, and the damage to the soil is reduced, the adjusting support plate can be rotated out of the adjusting through groove and rotated to a position parallel to the horizontal supporting arc plates, so that the area of the horizontal supporting arc plates can be relatively increased, meanwhile, the production cost of the horizontal supporting arc plates and the trouble of replacing the horizontal supporting arc plates are reduced, the utilization rate of the horizontal supporting arc plates is improved, meanwhile, the sum of the thickness of the adjusting support plate and the length of the rotating connecting block in the thickness direction of the adjusting support plate is equal to the distance between the lower surface of the rotating base block and the lower surface of the horizontal supporting arc plates, so that the lower surfaces of the rotating adjusting support plate and the horizontal supporting arc plates are positioned on the same plane, and the horizontal supporting arc plates are stably pressed on the ground, and the use of locating part can avoid the regulation extension board after the rotation to take place unfavorable rotation, influences the subaerial stability that compresses tightly of horizontal support arc board.
The utility model discloses a further set up to, the locating part is including setting up the limiting plate of spacing groove one on adjusting holding groove level diapire, setting up spacing groove two and magnetism connection in spacing groove one and spacing groove two on adjusting extension board and adjusting holding groove relative lateral wall, spacing groove one and spacing groove two are close to the one side of rotating the base block and run through the outer rampart of horizontal support arc board respectively and the lateral wall of adjusting the extension board.
By adopting the technical scheme, after the limiting plate is placed into the first limiting groove and the second limiting groove, the first limiting groove, the second limiting groove and the limiting plate can prevent the adjusting support plate from rotating under the limiting effect, and meanwhile, the limiting plate is magnetically connected with the first limiting groove and the second limiting groove, so that the limiting plate is stably inserted into the first limiting groove and the second limiting groove, and the falling of the limiting plate is avoided.
The utility model discloses a further set up to, be provided with sealed slot on the lateral wall of horizontal support arc board circumferencial direction one end, be provided with the sealed picture peg of pegging graft with sealed slot on the lateral wall of the horizontal support arc board circumferencial direction other end.
By adopting the technical scheme, after the sealing plugboard is spliced with the sealing slot, the tight connection between the adjacent horizontal supporting arc plates is realized, and the supporting effect of the horizontal supporting arc plates is prevented from being influenced by the gap and soil seepage between the adjacent horizontal supporting arc plates.
The utility model discloses a further set up to, fixed inserted bar is provided with the spiral inserted sheet for inserting on the end circumference lever arm that inserts of ground.
Through taking above-mentioned technical scheme, rotate the in-process that enters into soil at fixed inserted bar, during spiral inserted sheet screw in soil, not only can improve fixed inserted bar male smooth and easy nature, increase the stability of fixed inserted bar after inserting in soil moreover, avoid fixed inserted bar to take place to remove in soil.
The utility model discloses a further set up to, the one end that fixed inserted bar upwards stretched out fixed logical groove is provided with the stopper, the stopper is connected with the upper surface magnetism of horizontal support arc board.
Through taking above-mentioned technical scheme, receive the limiting displacement of stopper, can avoid fixed inserted bar excessively to insert in soil, cause breaking away from of fixed inserted bar and horizontal support arc board, simultaneously, horizontal support arc board is connected with the stopper magnetism, avoids inserting the back in soil at fixed inserted bar, upwards takes place the screw thread and rotates, influences the stability of strutting.
The utility model discloses a further set up to, it is provided with the pull ring on the lateral wall of regulation appearance groove cell wall to adjust the extension board, the triangle-shaped of adjusting the extension board is kept away from for the pointed end to the pull ring, the thickness direction of pull ring and the radial syntropy of horizontal support arc board.
Through taking above-mentioned technical scheme, not only conveniently stimulate and adjust the extension board, moreover, triangle-shaped's pull ring inserts in soil, and simultaneously, the thickness direction of pull ring and the radial syntropy of horizontal support arc board can be in the footpath of horizontal support arc board, realize spacing between horizontal support arc board and the soil, increase horizontal support arc board subaerial stability.
To sum up, the utility model discloses following beneficial effect has:
1. the utility model discloses can the soft degree of soil, through selecting the horizontal support arc board of suitable size, and can dismantle the subassembly and install the horizontal support arc board at the top of circumference support section of thick bamboo, put into the clearance section of stake hole with circumference support section of thick bamboo at last, can make circumference support section of thick bamboo strut the perisporium in stake hole, simultaneously, utilize L type action bars to squeeze into fixed inserted bar in soil, not only can play the supporting role to circumference support section of thick bamboo, make circumference support section of thick bamboo strut the stake hole steadily, and the horizontal support arc board is pressing soil on ground, can further tamp soil, can effectively avoid the collapse of stake hole lateral wall that the stake hole process in later stage causes;
2. the utility model discloses having set up and having adjusted the extension board, too soft when soil, the arc board of strutting that needs large tracts of land carries out the compaction to ground, can will adjust the extension board and roll out from adjusting logical inslot, rotates to the position parallel with the horizontal support arc board, and then can increase the area of horizontal support arc board relatively, simultaneously, has also reduced the manufacturing cost of horizontal support arc board and has changed the trouble of horizontal support arc board, has improved the utilization ratio of horizontal support arc board.
Drawings
Fig. 1 is a schematic structural view of prior art construction.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is an exploded view of a detachable assembly structure according to the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Reference numerals: 1. a pile hole cleaning section; 2. a circumferential support cylinder; 3. a removable assembly; 4. horizontally supporting the arc plate; 5. fixing the through groove; 6. fixing the inserted rod; 7. an L-shaped operating lever; 8. a jack; 9. an arc-shaped inserting plate; 10. an arc slot; 11. compressing the through groove; 12. pushing the pressure lever; 15. an elastic pressure plate; 16. adjusting the accommodating groove; 17. rotating the base block; 18. adjusting the support plate; 19. a limiting member; 20. a first limiting groove; 21. a second limiting groove; 22. a limiting plate; 23. sealing the slot; 24. sealing the inserting plate; 25. inserting the sheet spirally; 26. a limiting block; 27. a pull ring; 28. rotating the connecting block; 29. zone boundaries.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
the utility model discloses an application high pressure spouts foundation ditch maintenance structure of stagnant water stake soon, as shown in figure 2, including the circumference that is used for stake hole clearance section 1 (figure 1) perisporium to maintain 2, set up a plurality of horizontal support arc boards 4 on circumference wall of circumference support 2 top through the removable assembly 3, run through the fixed through-groove 5 that sets up on the horizontal lateral wall of horizontal support arc board 4, threaded connection is used for fixing the fixed inserted bar 6 of horizontal support arc board 4 in soil in fixed through-groove 5 and set up the L type action bars 7 that stretches out fixed through-groove 5 one end upwards at fixed inserted bar 6, the horizontal arm of L type action bars 7 is pegged graft through jack 8 with the lever arm of fixed inserted bar 6; according to the soil softness of soil and the size of a pile hole, a horizontal supporting arc plate 4 with a proper area and a circumferential supporting cylinder 2 with a proper size are selected, the horizontal supporting arc plate 4 is installed at the top end of the circumferential supporting cylinder 2 through a detachable assembly 3, the circumferential supporting cylinder 2 is placed at the cleaning end of the pile hole, the horizontal supporting arc plate 4 is lapped on the ground, finally an L-shaped operating rod 7 is inserted into an insertion hole 8 of a fixed insertion rod 6, the fixed insertion rod 6 is rotated to enable the fixed insertion rod 6 to be screwed into the ground, the horizontal supporting arc plate 4 is fixed, and then subsequent drilling and other work are continued.
As shown in fig. 2 and 3, a sealing slot 23 is formed in a side wall of one end of the horizontal supporting arc plate 4 in the circumferential direction, and a sealing insertion plate 24 inserted into the sealing slot 23 is formed in a side wall of the other end of the horizontal supporting arc plate 4 in the circumferential direction; when the horizontal supporting arc plates 4 are installed on the circumferential supporting cylinder 2, the sealing inserting plates 24 of the adjacent horizontal supporting arc plates 4 are inserted into the sealing inserting grooves 23, and therefore the situation that gaps exist between the adjacent horizontal supporting arc plates 4, soil seeps out, and the supporting effect of the horizontal supporting arc plates 4 is affected is avoided.
As shown in fig. 2, a spiral insertion piece 25 is arranged on an insertion end circumference lever arm of the fixed insertion rod 6 relative to the ground, a limit block 26 is arranged at one end of the fixed insertion rod 6 extending upwards out of the fixed through groove 5, and the limit block 26 is magnetically connected with the upper surface of the horizontal supporting arc plate 4; at the in-process that fixed inserted bar 6 rotated and entered into soil, during spiral inserted sheet 25 screw in soil, when improving fixed inserted bar 6 male smoothness nature, increase the stability behind fixed inserted bar 6 inserts in soil, stopper 26 avoids fixing inserted bar 6 and the horizontal support arc board 4 breaking away from simultaneously, avoids fixing inserted bar 6 and inserting the back in soil, upwards takes place the screw thread and rotates, influences the stability of strutting.
As shown in fig. 3, the detachable assembly 3 includes an arc-shaped inserting plate 9 disposed on the inner annular wall of the horizontal supporting arc plate 4, an arc-shaped inserting groove 10 disposed on the circumferential wall of the top end of the circumferential supporting cylinder 2 and inserted into the arc-shaped inserting plate 9, a pressing through groove 11 disposed on the top end of the circumferential supporting cylinder 2 and extending to the arc-shaped inserting groove 10 along the vertical direction, a pushing pressure lever 12 screwed into the pressing through groove 11, and an elastic pressure plate 15 rotatably disposed at one end of the pushing pressure lever 12 extending into the arc-shaped inserting groove 10, wherein the elastic pressure plate 15 abuts against the upper surface of the arc-shaped inserting plate; when the horizontal supporting arc plate 4 is installed on the circumferential supporting cylinder 2, firstly, the arc-shaped inserting plate 9 is inserted into the arc-shaped slot 10, and then the pressing rod 12 is rotated and pushed, so that the elastic pressing plate 15 presses the arc-shaped inserting plate 9 tightly into the arc-shaped slot 10.
As shown in fig. 3 and 4, the upper surface of the horizontal supporting arc plate 4 is concavely provided with an adjusting groove 16 penetrating through the outer annular wall of the horizontal supporting arc plate 4 along the radial direction of the horizontal supporting arc plate 4, a rotating base block 17 arranged on the outer annular wall of the horizontal supporting arc plate 4, a rotating connecting block 28 rotatably arranged on the rotating base block 17, and an adjusting support plate 18 arranged at one end of the rotating connecting block 28 far away from the rotating base block 17, the adjusting support plate 18 is abutted against the adjusting groove 16, the sum of the thickness of the adjusting support plate 18 and the length of the rotating connecting block 28 along the thickness direction of the adjusting support plate 18 is equal to the distance between the lower surface of the rotating base block 17 and the lower surface of the horizontal supporting arc plate 4, the adjusting groove 16 is provided with a limiting part 19 for limiting the rotation of the adjusting support plate 18, the adjusting groove 16 is magnetically connected with the adjusting support plate 18, the adjusting support plate 18 is provided with a pull, the pull ring 27 is triangular with the tip far away from the adjusting support plate 18, and the thickness direction of the pull ring 27 is the same as the radial direction of the horizontal supporting arc plate 4; when the drawing of the soil is too soft, the horizontal supporting arc plate 4 with larger area needs to be replaced, in order to avoid the trouble of the horizontal supporting arc plate 4, the pull ring 27 is pulled, the adjusting support plate 18 is rotated out from the adjusting containing groove 16 until the adjusting support plate 18 is rotated to the position which is positioned on the same plane with the horizontal supporting arc plate 4, then the limiting part 19 is utilized to limit the rotation of the adjusting support plate 18, and the area of the horizontal supporting arc plate 4 can be stably and relatively increased.
As shown in fig. 4, the limiting member 19 includes a first limiting groove 20 disposed on the horizontal bottom wall of the adjusting receiving groove 16, a second limiting groove 21 disposed on the opposite side walls of the adjusting support plate 18 and the adjusting receiving groove 16, and a limiting plate 22 magnetically connected in the first limiting groove 20 and the second limiting groove 21, wherein one sides of the first limiting groove 20 and the second limiting groove 21, which are close to the rotating base block 17, respectively penetrate through the outer annular wall of the horizontal supporting arc plate 4 and the side wall of the adjusting support plate 18; after the adjusting support plate 18 is rotated to a position which is positioned on the same plane with the horizontal support arc plate 4, the limiting plate 22 is placed in the first limiting groove 20 and the second limiting groove 21, and the rotation of the adjusting support plate 18 can be limited.
The working process is as follows:
according to the soil softness of soil and the size of a pile hole, selecting a horizontal supporting arc plate 4 with a proper area and a circumferential supporting cylinder 2 with a proper size, inserting an arc-shaped inserting plate 9 into an arc-shaped inserting groove 10, inserting a sealing inserting plate 24 of an adjacent horizontal supporting arc plate 4 into a sealing inserting groove 23, then rotating a pushing pressure rod 12 to enable an elastic pressure plate 15 to tightly press the arc-shaped inserting plate 9 into the arc-shaped inserting groove 10, then placing the circumferential supporting cylinder 2 into a cleaning end of the pile hole, overlapping the horizontal supporting arc plate 4 on the ground, finally inserting an L-shaped operating rod 7 into an inserting hole 8 of a fixed inserting rod 6, rotating the fixed inserting rod 6 to enable the fixed inserting rod 6 to be screwed into the ground, fixing the horizontal supporting arc plate 4, and then continuing subsequent drilling and other work.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an application high pressure spouts structure is maintained to foundation ditch of stagnant water stake soon which characterized in that: including a circumference supporting cylinder (2) that is used for stake hole clearance section (1) perisporium to maintain, through can dismantling subassembly (3) set up a plurality of levels on circumference supporting cylinder (2) top circumference wall and strut arc board (4), run through fixed logical groove (5) of setting on horizontal supporting arc board (4) horizontal lateral wall, threaded connection is used for fixing fixed inserted bar (6) in soil with horizontal supporting arc board (4) in fixed logical groove (5) and sets up L type action bars (7) that upwards stretch out fixed logical groove (5) one end in fixed inserted bar (6), the horizontal arm of L type action bars (7) is pegged graft through jack (8) with the lever arm of fixed inserted bar (6).
2. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 1, wherein: can dismantle subassembly (3) including setting up arc picture peg (9) on the rampart in horizontal support arc board (4), arc slot (10) that the setting was pegged graft with arc picture peg (9) on circumference wall of circumference support section of thick bamboo (2) top, set up compressing tightly that vertical direction extends to arc slot (10) and lead to groove (11), threaded connection compress tightly promotion depression bar (12) in leading to groove (11) and rotate elastic pressure plate (15) that set up and stretch into arc slot (10) one end promoting depression bar (12) on circumference support section of thick bamboo (2) top, elastic pressure plate (15) and the upper surface butt of arc picture peg (9).
3. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 1, wherein: the upper surface of the horizontal supporting arc plate (4) is concavely provided with an adjusting containing groove (16) which radially penetrates through the outer ring wall of the horizontal supporting arc plate (4) along the horizontal supporting arc plate (4), a rotating base block (17) arranged on the outer ring wall of the horizontal supporting arc plate (4), a rotating connecting block (28) rotatably arranged on the rotating base block (17) and an adjusting support plate (18) which is provided with one end of the rotating connecting block (28) far away from the rotating base block (17), the adjusting support plate (18) is abutted with the adjusting containing groove (16), the sum of the thickness of the adjusting support plate (18) and the length of the rotating connecting block (28) along the thickness direction of the adjusting support plate (18) is equal to the distance between the lower surface of the rotating base block (17) and the lower surface of the horizontal supporting arc plate (4), the adjusting containing groove (16) is provided with a limiting piece (19) used for limiting the rotation of the adjusting support plate (18), and the adjusting containing groove (16) is magnetically connected with the adjusting support plate (18).
4. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 3, wherein: the limiting part (19) comprises a first limiting groove (20) arranged on the horizontal bottom wall of the adjusting containing groove (16), a second limiting groove (21) arranged on the opposite side walls of the adjusting support plate (18) and the adjusting containing groove (16) and a limiting plate (22) magnetically connected in the first limiting groove (20) and the second limiting groove (21), wherein one side of the first limiting groove (20) and one side of the second limiting groove (21) close to the rotating base block (17) penetrate through the outer annular wall of the horizontal supporting arc plate (4) and the side wall of the adjusting support plate (18) respectively.
5. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 1, wherein: be provided with sealing slot (23) on the lateral wall of horizontal support arc board (4) circumferencial direction one end, be provided with on the lateral wall of horizontal support arc board (4) circumferencial direction other end with sealing plug board (24) of pegging graft with sealing slot (23).
6. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 1, wherein: the fixed insertion rod (6) is provided with a spiral insertion piece (25) on an insertion end circumference rod arm relative to the ground.
7. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 1, wherein: one end of the fixed inserting rod (6) upwards extending out of the fixed through groove (5) is provided with a limiting block (26), and the limiting block (26) is in magnetic connection with the upper surface of the horizontal supporting arc plate (4).
8. The foundation pit maintenance structure using the high-pressure jet grouting water stop pile as claimed in claim 3, wherein: and a pull ring (27) is arranged on the side wall of the adjusting support plate (18) far away from the wall of the adjusting accommodating groove (16), the pull ring (27) is a triangle with the tip far away from the adjusting support plate (18), and the thickness direction of the pull ring (27) is in the same direction as the radial direction of the horizontal supporting arc plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920632330.0U CN210066771U (en) | 2019-05-05 | 2019-05-05 | Foundation pit maintenance structure utilizing high-pressure jet grouting water stopping pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920632330.0U CN210066771U (en) | 2019-05-05 | 2019-05-05 | Foundation pit maintenance structure utilizing high-pressure jet grouting water stopping pile |
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| Publication Number | Publication Date |
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| CN210066771U true CN210066771U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920632330.0U Expired - Fee Related CN210066771U (en) | 2019-05-05 | 2019-05-05 | Foundation pit maintenance structure utilizing high-pressure jet grouting water stopping pile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981963A (en) * | 2021-11-24 | 2022-01-28 | 中冶建工集团有限公司 | Pile opening protection method for bored concrete pile hole |
-
2019
- 2019-05-05 CN CN201920632330.0U patent/CN210066771U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981963A (en) * | 2021-11-24 | 2022-01-28 | 中冶建工集团有限公司 | Pile opening protection method for bored concrete pile hole |
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Granted publication date: 20200214 |