CN213267834U

CN213267834U - Steel pipe pile foundation reinforcing structure

Info

Publication number: CN213267834U
Application number: CN202021976498.2U
Authority: CN
Inventors: 陈立明; 陶涛; 李鸿; 孙倩倩
Original assignee: Shenzhen Pengcheng Geotechnical Technology Co ltd
Current assignee: Shenzhen Pengcheng Geotechnical Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-25
Anticipated expiration: 2030-09-10

Abstract

The utility model belongs to the technical field of foundation stabilization and specifically relates to a steel-pipe pile foundation reinforced structure is related to, it is including setting up in the steel-pipe pile of ground, spacing subassembly and a plurality of supporting component, the supporting component sets up in the ground top, spacing subassembly is connected in the supporting component, spacing subassembly is worn to establish by the steel-pipe pile, the steel-pipe pile is inserted and is located the ground, spacing subassembly includes support ring and a plurality of screw thread regulation pole, the support ring bottom is connected with the supporting component, a plurality of supporting component distributes along support ring bottom equidistance, screw thread regulation pole threaded connection is in the support ring, a plurality of screw thread regulation pole distribute along support ring lateral wall equidistance, screw thread regulation. This application has the effect that improves the reinforcement effect.

Description

Steel pipe pile foundation reinforcing structure

Technical Field

The application relates to the field of foundation stabilization, in particular to a steel pipe pile foundation stabilization structure.

Background

Currently, a foundation refers to an enlarged portion of a foundation-based house where walls or columns are buried in the ground. When the load of the engineering structure is large, the soil quality of the foundation is soft and can not be used as a natural foundation, various manual reinforcement treatment methods can be adopted according to different conditions so as to improve the property of the foundation, the bearing capacity and the foundation embedding depth. The steel pipe pile is one of foundation reinforcing means.

Existing, like chinese patent publication No. CN210194663U, the utility model discloses a steel-pipe pile foundation reinforced structure, including ground basis, ground beam column, muddy mud earth pillar and steel-pipe pile, ground basis's top fixed mounting ground beam column, ground basis's top four corners fixed mounting mix mud earth pillar, the inside fixed mounting who mixes earth the steel-pipe pile, the top of steel-pipe pile has the pipe cap, and the downside has the reinforcement between the steel-pipe pile, and the interlude of steel-pipe pile has the lantern ring, has the strengthening rib between the lantern ring and the ground beam column.

In view of the above-mentioned related art, the inventors believe that the steel pipe pile is driven into the ground, and is likely to have an angular deviation, which affects the reinforcing effect.

SUMMERY OF THE UTILITY MODEL

In order to improve and consolidate the effect, this application provides a steel-pipe pile foundation reinforced structure.

The application provides a steel-pipe pile foundation reinforced structure adopts following technical scheme:

the utility model provides a steel-pipe pile foundation reinforced structure, is including setting up in the steel-pipe pile, spacing subassembly and a plurality of supporting component of ground, the supporting component sets up in the ground top, spacing subassembly is connected in the supporting component, spacing subassembly is worn to establish by the steel-pipe pile, the steel-pipe pile is inserted and is located the ground, spacing subassembly includes support ring and a plurality of screw thread adjusting rod, the support ring bottom is connected with the supporting component, a plurality of the supporting component distributes along support ring bottom equidistance, screw thread adjusting rod threaded connection is in the support ring, a plurality of the screw thread adjusting rod distributes along support ring lateral wall equidistance, the tip and the steel-pipe column outer wall butt of screw.

Through adopting above-mentioned technical scheme, set up the position of supporting component at the ground earlier in advance, the position of support ring is confirmed thereupon, insert the steel-pipe column and establish in the support ring, rotate the screw thread adjusting lever, make screw thread adjusting lever tip and steel-pipe column outer wall butt, when the steel-pipe column inserts the ground from top to bottom in, the screw thread adjusting lever plays the effect of straightening to the steel-pipe column, makes the steel-pipe column keep in a relatively vertical state injects in the ground to this improves the reinforcement effect.

Optionally, the end of the threaded adjusting rod is detachably connected with a reinforcing part, the reinforcing part comprises a connecting rod and a reinforcing plate, the connecting rod is detachably connected to the end of the threaded adjusting rod, the reinforcing plate is fixedly connected to the end, away from the connecting rod, of the connecting rod, the side, away from the connecting rod, of the reinforcing plate is abutted to the steel pipe column, a plurality of first telescopic parts and one reinforcing plate are fixedly connected to the inner wall of the support ring, the first telescopic parts correspond to the reinforcing plate, and the first telescopic parts are detachably connected to the side of the reinforcing plate.

Through adopting above-mentioned technical scheme, the reinforcing plate that sets up has increased the area of contact with the steel-pipe pile, has further improved the effect of straightening the steel-pipe pile. Connecting rod and threaded adjusting rod are detachable, and when the reinforcing plate is damaged, the reinforcing plate can be replaced, and the reinforcing plate more attached to the reinforcing plate can be replaced according to the shape of an actual steel pipe pile, so that the reinforcing effect is improved.

Optionally, a protruding block is fixedly connected to an end portion, close to the reinforcing plate, of the threaded adjusting rod, a groove is formed in the side face of the connecting rod, the protruding block is inserted into the groove, and the protruding block and the connecting rod are arranged in a penetrating mode and are in threaded connection with a first bolt.

By adopting the technical scheme, the arrangement of the convex block and the groove is further convenient for workers to align the positions of the threaded adjusting rod and the connecting rod; utilize first bolt to lock lug and connecting rod, convenient and fast.

Optionally, the first telescopic part comprises a first loop bar and a first telescopic bar, the end part of the first loop bar is fixedly connected to the inner wall of the support ring, one end of the first telescopic bar is slidably connected into the first loop bar, the other end of the first telescopic bar is fixedly connected with a connecting block, the connecting block can be detachably connected to the reinforcing plate, and the first telescopic bar body is provided with scale marks.

By adopting the technical scheme, the arrangement of the first telescopic rod and the first sleeve rod reduces the occurrence of the turnover of the reinforcing plate due to the thread adjusting rod; the scale marks are convenient for workers to observe the position of the threaded adjusting rod.

Optionally, the side face of the reinforcing plate, which deviates from the connecting rod, is fixedly connected with a buffer layer.

Through adopting above-mentioned technical scheme, the buffer layer plays the guard action to the outer wall of steel-pipe column, reduces the steel-pipe column and the reinforcing plate between frictional force when vertical direction removes, the life of extension reinforcing plate.

Optionally, the support assembly includes a second telescopic member and a ground inserting member, the top of the second telescopic member is fixedly connected to the bottom of the support ring, and the top of the ground inserting member is fixedly connected to the bottom of the second telescopic member.

Through adopting above-mentioned technical scheme, the staff can adjust the length of second extensible member according to actual demand, then will insert ground piece in the ground to this support ring that stabilizes.

Optionally, the second extensible member includes a second loop bar and a second extensible bar, the top of the second loop bar is fixedly connected to the bottom of the support ring, the top of the second extensible bar is slidably connected to the second loop bar, the bottom of the second extensible bar is fixedly connected to the top of the ground insertion member, a positioning rod is inserted into the side wall of the second loop bar, a plurality of positioning holes are formed in the side wall of the second extensible bar, and the end of the positioning rod is inserted into the corresponding positioning hole.

Through adopting above-mentioned technical scheme, the staff can be according to actual demand, adjusts the position of second telescopic link in the second sleeve pole, utilizes the locating lever to fix it to change the position of support ring in vertical direction, in order to adapt to more different circumstances.

Optionally, the ground inserting piece comprises an inserting rod, and the top of the inserting rod with the conical bottom is fixedly connected to the bottom of the second telescopic rod.

Through adopting above-mentioned technical scheme, the inserted bar that the bottom is the toper is convenient for the staff to insert it in the ground.

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

1. the method comprises the following steps of firstly setting a support assembly at the position of a foundation in advance, determining the position of a support ring, inserting a steel pipe column into a support ring, rotating a thread adjusting rod to enable the end part of the thread adjusting rod to be abutted against the outer wall of the steel pipe column, and straightening the steel pipe column by the thread adjusting rod when the steel pipe column is inserted into the foundation from top to bottom so as to enable the steel pipe column to be inserted into the foundation in a relatively vertical state, thereby improving the reinforcing effect;

2. the staff can adjust the position of second telescopic link in the second sleeve pole according to actual demand, utilizes the locating lever to fix it to change the position of support ring in vertical direction, in order to adapt to more different circumstances.

Drawings

Fig. 1 is a schematic structural view of a steel pipe pile foundation reinforcing structure according to an embodiment of the present application.

Fig. 2 is a sectional view of a steel pipe pile foundation reinforcing structure according to an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.

Fig. 5 is a partially enlarged schematic view of a portion C in fig. 2.

Description of reference numerals: 1. steel pipe piles; 2. a limiting component; 21. a support ring; 211. a threaded hole; 22. a threaded adjusting rod; 221. a bump; 23. a turntable; 3. a reinforcement; 31. a connecting rod; 32. a reinforcing plate; 321. a groove; 33. a first bolt; 34. a buffer layer; 4. a first telescoping member; 41. a first loop bar; 42. a first telescopic rod; 421. connecting blocks; 43. scale lines; 5. a support assembly; 6. a second telescoping member; 61. a second loop bar; 62. a second telescopic rod; 621. positioning holes; 63. positioning a rod; 64. a spring; 7. a ground plug-in; 71. inserting a rod; 72. a cross bar; 73. a base; 731. a through hole; 732. a sliding groove; 733. a slot; 74. an adjusting block; 741. a first guide surface; 75. a push rod; 751. a second guide surface; 752. a third guide surface; 76. an auxiliary lever; 761. a fourth guide surface.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses steel-pipe pile foundation reinforced structure. Referring to fig. 1, the steel pipe pile foundation reinforcing structure includes a steel pipe pile 1 disposed on a foundation, a limiting component 2, and a plurality of supporting components 5. Supporting component 5 sets up in the ground top, and 2 bottoms of spacing subassembly are connected in supporting component 5 tops, and spacing subassembly 2 is worn to establish by steel-pipe pile 1, and steel-pipe pile 1 inserts and locates the ground.

Referring to fig. 2, the limiting assembly 2 includes a support ring 21 and two screw thread adjusting rods 22, the bottom of the support ring 21 is connected with the support assembly 5, the support assembly 5 is equidistantly distributed along the bottom of the support ring 21, two screw holes 211 are formed in the side wall of the support ring 21, the screw holes 211 are equidistantly arranged along the side wall of the support ring 21, one screw hole 211 corresponds to one screw thread adjusting rod 22, the screw thread adjusting rod 22 is horizontally arranged, the screw thread adjusting rod 22 is in threaded connection with the corresponding screw hole 211 of the support ring 21, and the end portions, close to each other, of the two screw thread adjusting. Inserting the steel pipe pile 1 into the support ring 21, rotating the thread adjusting rod 22 to enable the end part of the thread adjusting rod 22 to be abutted against the outer wall of the steel pipe pile 1, and when the steel pipe pile 1 is inserted into a foundation from top to bottom, straightening the steel pipe pile 1 by the thread adjusting rod 22 to enable the steel pipe pile 1 to be inserted into the foundation in a relatively vertical state; in addition, the screw thread adjusting rod 22 also plays a role of supporting the steel pipe pile 1; thereby enhancing the reinforcement effect.

Referring to fig. 1 and 3, the end of the threaded adjusting rod 22 is detachably connected with the reinforcing member 3, the reinforcing member 3 includes a connecting rod 31 and a reinforcing plate 32, the end of the threaded adjusting rod 22 is fixedly connected with a protrusion 221, in this embodiment, the protrusion 221 is a rectangular parallelepiped, a groove 321 matched with the protrusion 221 is formed in the side surface of the connecting rod 31, and the protrusion 221 is inserted into the groove 321. Threaded jacks are formed in the side faces of the convex block 221 and the connecting rod 31, when the convex block 221 is inserted into the groove 321, the convex block 221 and the connecting rod 31 are overlapped, and the convex block 221 and the connecting rod 31 are penetrated through corresponding threaded jacks and are in threaded connection with a first bolt 33. The reinforcing plate 32 is fixedly connected to the end portion of the connecting rod 31 far away from the threaded adjusting rod 22, and the side surface of the reinforcing plate 32 far away from the connecting rod 31 is abutted to the steel pipe pile 1. Two first extensible members 4 are fixedly connected to the inner wall of the support ring 21, one first extensible member 4 corresponds to one reinforcing plate 32, and the first extensible member 4 is detachably connected to the side surface of the reinforcing plate 32. First extensible member 4 includes first loop bar 41 and first telescopic link 42, first loop bar 41 end fixed connection in support ring 21 inner wall, wherein one end sliding connection of first telescopic link 42 is in first loop bar 41, the other end of first telescopic link 42 stretches out towards the direction of keeping away from first loop bar 41, the end fixed connection who supports ring 21 is kept away from to first telescopic link 42 has connecting block 421, the side that connecting block 421 deviates from first telescopic link 42 passes through the second bolt and can dismantle with reinforcing plate 32 lateral surface and be connected.

Referring to fig. 1, the arrangement of the first telescopic rod 42 and the first loop bar 41 reduces the occurrence of the situation that the reinforcing plate 32 is turned over due to the screw thread adjusting rod 22, and if the reinforcing plate 32 is turned over, the situation that the reinforcing plate is not tightly attached to the outer wall of the steel pipe pile 1 is likely to occur; and the first telescopic rod 41 and the first telescopic rod 42 also support the reinforcing plate 32. The reinforcing plate 32 increases the contact area with the steel pipe pile 1, and further improves the straightening effect of the steel pipe pile 1. Connecting rod 31 and threaded adjusting rod 22 are detachable, and when reinforcing plate 32 is damaged, it can be changed, and reinforcing plate 32 more attached to the actual shape of steel-pipe pile 1 can be changed, so that the reinforcing effect is improved.

Referring to fig. 1, a rotary plate 23 is fixedly connected to an end of the screw adjustment rod 22 far from the connecting rod 31. Staff's accessible carousel 23 rotates threaded adjusting rod 22, and the setting of carousel 23 has increased frictional force, and the staff of further being convenient for rotates threaded adjusting rod 22.

The side of the reinforcing plate 32 facing away from the connecting rod 31 is fixedly connected with a buffer layer 34, and the buffer layer 34 can be a rubber layer or a latex layer. The buffer layer 34 protects the outer wall of the steel pipe pile 1, reduces the friction force between the steel pipe pile 1 and the reinforcing plate 32 when moving in the vertical direction, and prolongs the service life of the reinforcing plate 32.

In order to facilitate the workers to symmetrically arrange the two thread adjusting rods 22 at two sides of the steel pipe pile 1, the top of the rod body of the first telescopic rod 42 is provided with scale marks 43. When the worker adjusts the screw thread adjusting rods 22, the two screw thread adjusting rods 22 are arranged symmetrically with respect to the center line of the steel pipe pile 1 as much as possible with reference to the scale lines 43. The centre of a circle of steel-pipe pile 1 and the coincidence of the centre of a circle of support ring 21, the steel-pipe pile 1 is balanced relatively to the power of screw thread adjusting lever 22 and support ring 21, is convenient for straighten steel-pipe pile 1.

The support assembly 5 comprises a second telescopic member 6 and a ground inserting member 7, wherein the top of the second telescopic member 6 is fixedly connected to the bottom of the support ring 21, the top of the ground inserting member 7 is fixedly connected to the bottom of the second telescopic member 6, and the bottom of the ground inserting member 7 is inserted into the foundation.

Referring to fig. 2, the second telescopic member 6 comprises a second sleeve rod 61 and a second telescopic rod 62, wherein the top of the second sleeve rod 61 is fixedly connected to the bottom of the supporting ring 21, the top end of the second telescopic rod 62 is slidably connected in the second sleeve rod 61, the bottom end of the second telescopic rod 62 extends out of the second sleeve rod 61, and the bottom end of the second telescopic rod 62 is fixedly connected to the top of the ground inserting member 7. The side wall of the second loop bar 61 is inserted and slidably connected with a positioning rod 63, the side wall of the second telescopic rod 62 is provided with a plurality of positioning holes 621, the plurality of positioning holes 621 are distributed along the side wall of the second telescopic rod 62 in the vertical direction at equal intervals, and the end part of the positioning rod 63 is inserted into the corresponding positioning hole 621. The staff can adjust the position of second telescopic link 62 in second sleeve pole 61 according to actual demand, utilizes locating lever 63 to fix it to change the position of support ring 21 in the vertical direction, in order to adapt to more different situations.

Referring to fig. 4, a spring 64 is fixedly connected to the inner rod wall of the second sleeve 61, one end of the spring 64 is fixedly connected to the positioning rod 63, and the spring 64 is located in the second sleeve 61. The provision of the spring 64 reduces the occurrence of disengagement of the positioning rod 63 from the second set of rods 61. The positioning rod 63 is pulled out in the direction away from the positioning hole 621, the second telescopic rod 62 slides in the second sleeve rod 61, and after the position is adjusted to a proper position, the positioning rod 63 is loosened, and under the action of the spring 64, the positioning rod 63 is inserted into the positioning hole 621.

Referring to fig. 5, the ground insertion part 7 comprises an insertion rod 71, the top of the insertion rod 71 is fixedly connected to the bottom of the second telescopic rod 62, and the bottom of the insertion rod 71 is tapered. The insertion rod 71 with a conical bottom is convenient for workers to insert the insertion rod into the foundation.

The ground inserting piece 7 further comprises a base 73, an adjusting block 74, two pushing rods 75 and two auxiliary rods 76, the top of the adjusting block 74 is fixedly connected to the bottom of the second telescopic rod 62, the top of the inserting rod 71 is fixedly connected to the bottom of the adjusting block 74, and the axes of the second telescopic rod 62, the adjusting block 74 and the inserting rod 71 are overlapped in the vertical direction. A through hole 731 is formed in the base 73, the through hole 731 is used for the second telescopic rod 62, the adjusting block 74 and the inserting rod 71 to slide, and the inserting rod 71 extends out of the through hole 731. Two inclined first guide surfaces 741 are arranged at the bottom of the side wall of the adjusting block 74, the two first guide surfaces 741 are symmetrically distributed on two sides of the adjusting block 74, and one first guide surface 741 corresponds to one push rod 75. Two sliding grooves 732 for sliding the pushing rods 75 are formed in the base 73, the sliding grooves 732 are communicated with through holes 731, the positions where the sliding grooves 732 are communicated with the through holes 731 are notches of the sliding grooves 732, one sliding groove 732 corresponds to one pushing rod 75, the pushing rods 75 are horizontally arranged, inclined second guide surfaces 751 are arranged at the positions, close to the notches of the sliding grooves 732, of the pushing rods 75, the first guide surfaces 741 are matched with the second guide surfaces 751, the second guide surfaces 751 are slidably connected with the first guide surfaces 741, and a space exists between the end portions of the pushing rods 75 and the bottoms of the sliding grooves 732. Two slots 733 are formed in the bottom of the base 73, one slot 733 corresponds to one sliding groove 732 and one auxiliary rod 76, and the groove bottoms of the slots 733 are communicated with the groove walls of the sliding grooves 732. The end of the push lever 75 near the slide groove 732 is provided with an inclined third guide surface 752. The auxiliary rod 76 is vertically arranged, the auxiliary rod 76 is slidably connected in the slot 733, an inclined fourth guide surface 761 is arranged at the top of the side surface of the auxiliary rod 76 close to the push rod 75, the fourth guide surface 761 is matched with the third guide surface 752, the fourth guide surface 761 is slidably connected with the third guide surface 752, and a space exists between the top of the auxiliary rod 76 and the wall of the slot above the sliding slot 732. The auxiliary rod 76 may be inserted to the ground from the notch of the insertion groove 733. A cross bar 72 is inserted into the side surface of the base 73, and a shaft of the cross bar 72 penetrates through a corresponding positioning hole 621.

When the inserting rod 71 needs to be inserted into the foundation, the position of the base 73 in the vertical direction of the second telescopic rod 62 is adjusted, the base 73 is pulled upwards, the adjusting block 74 moves downwards relatively, the inserting rod 71 extends out of the through hole 731, and the bottom of the inserting rod is inserted into the foundation; meanwhile, the pushing rod 75 is moved away from the adjusting block 74 by the cooperation of the first guide surface 741 and the second guide surface 751, and the auxiliary rod 76 is protruded from the notch of the slot 733 and inserted into the ground at the bottom by the cooperation of the third guide surface 752 and the fourth guide surface 761. After the position between the base 73 and the second extension pole 62 is determined, the shaft of the cross bar 72 is inserted into the appropriate positioning hole 621 for fixing.

To facilitate insertion of the auxiliary rod 76 into the ground, the bottom of the auxiliary rod 76 is tapered. Besides the insertion rod 71, an auxiliary rod 76 is additionally arranged to be inserted into the foundation, the insertion of the ground insertion piece 7 into the foundation is more stable due to a plurality of insertion points, and the conical shape of the bottom of the auxiliary rod 76 also enables the auxiliary rod 76 to be inserted into the foundation more easily, so that labor is saved and the foundation is more stable.

The implementation principle of a steel-pipe pile foundation reinforced structure of the embodiment of the application is as follows: the worker adjusts the overall length of the second telescopic member 6 according to actual requirements, so as to change the position of the support ring 21 in the vertical direction; adjusting the insert 7 to insert the insert rod 71 into the ground to fix the position of the support ring 21 by the above means; then, the steel pipe pile 1 is inserted into the support ring 21, the thread adjusting rod 22 is rotated to enable the end portion of the thread adjusting rod 22 to be abutted to the outer wall of the steel pipe pile 1, the steel pipe pile 1 is inserted into the foundation from top to bottom, the thread adjusting rod 22 plays a role in straightening the steel pipe pile 1, the steel pipe pile 1 is enabled to be inserted into the foundation in a relatively vertical state, and therefore the reinforcing effect is improved.

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 steel-pipe pile foundation reinforced structure which characterized in that: including setting up in steel-pipe pile (1), spacing subassembly (2) and a plurality of supporting component (5) of ground, supporting component (5) set up in the ground top, spacing subassembly (2) are connected in supporting component (5), spacing subassembly (2) are worn to establish in steel-pipe pile (1), steel-pipe pile (1) is inserted and is located the ground, spacing subassembly (2) are including support ring (21) and a plurality of screw thread regulation pole (22), support ring (21) bottom is connected with supporting component (5), a plurality of support component (5) are along support ring (21) bottom equidistance distribution, screw thread regulation pole (22) threaded connection in support ring (21), a plurality of screw thread regulation pole (22) are along support ring (21) lateral wall equidistance distribution, the tip and steel-pipe pile (1) outer wall butt of screw thread regulation pole (22).

2. The steel-pipe pile foundation reinforcing structure of claim 1, wherein: threaded rod (22) tip can be dismantled and be connected with reinforcement (3), reinforcement (3) are including connecting rod (31) and reinforcing plate (32), connecting rod (31) can be dismantled and connect in threaded rod (22) tip, reinforcing plate (32) fixed connection keeps away from the tip of threaded rod (22) in connecting rod (31), side and steel-pipe pile (1) butt that reinforcing plate (32) deviate from connecting rod (31), support ring (21) inner wall fixedly connected with a plurality of first extensible member (4), one reinforcing plate (32) are corresponded in first extensible member (4), first extensible member (4) can be dismantled and connect in reinforcing plate (32) side.

3. The steel pipe pile foundation reinforcing structure of claim 2, wherein: the end part of the threaded adjusting rod (22) close to the reinforcing plate (32) is fixedly connected with a convex block (221), the side surface of the connecting rod (31) is provided with a groove (321), the convex block (221) is inserted into the groove (321), and the convex block (221) and the connecting rod (31) are penetrated and are in threaded connection with a first bolt (33).

4. The steel pipe pile foundation reinforcing structure of claim 2, wherein: first extensible member (4) include first loop bar (41) and first telescopic link (42), first loop bar (41) tip fixed connection is in support ring (21) inner wall, wherein one end sliding connection in first loop bar (41) of first telescopic link (42), the other end fixedly connected with connecting block (421) of first telescopic link (42), connecting block (421) can be dismantled and connect in reinforcing plate (32), first telescopic link (42) pole body is provided with scale mark (43).

5. The steel pipe pile foundation reinforcing structure of claim 2, wherein: the side face, deviating from the connecting rod (31), of the reinforcing plate (32) is fixedly connected with a buffer layer (34).

6. The steel-pipe pile foundation reinforcing structure of claim 1, wherein: the support assembly (5) comprises a second telescopic piece (6) and a ground inserting piece (7), the top of the second telescopic piece (6) is fixedly connected to the bottom of the support ring (21), and the top of the ground inserting piece (7) is fixedly connected to the bottom of the second telescopic piece (6).

7. The steel-pipe pile foundation reinforcing structure of claim 6, wherein: second extensible member (6) include second loop bar (61) and second telescopic link (62), second loop bar (61) top fixed connection is in support ring (21) bottom, the top sliding connection of second telescopic link (62) is in second loop bar (61), the bottom fixed connection of second telescopic link (62) is in ground piece (7) top of inserting, second loop bar (61) lateral wall is inserted and is equipped with locating lever (63), a plurality of locating hole (621) have been seted up to second telescopic link (62) lateral wall, locating lever (63) tip is inserted and is located corresponding locating hole (621).

8. The steel-pipe pile foundation reinforcing structure of claim 7, wherein: the ground inserting piece (7) comprises an inserting rod (71), and the top of the inserting rod (71) with the conical bottom is fixedly connected to the bottom of the second telescopic rod (62).