CN113882708B

CN113882708B - Building reinforcing structure and reinforcing method thereof

Info

Publication number: CN113882708B
Application number: CN202111191893.9A
Authority: CN
Inventors: 傅孟浩
Original assignee: Zhejiang Chengyi Engineering Design Co ltd
Current assignee: Zhejiang Chengyi Engineering Design Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-09-30
Anticipated expiration: 2041-10-13
Also published as: CN113882708A

Abstract

The application relates to the technical field of building reinforcement, and discloses a building reinforcement structure and a reinforcement method thereof, wherein the building reinforcement structure comprises a bottom plate, a side plate connected above the bottom plate, a plurality of supporting plates arranged on one side of the side plate and a plurality of groups of fixing pieces connected below the bottom plate, each fixing piece comprises at least two steel pipe bodies spliced and connected in the vertical direction, a reinforcement cage arranged in the steel pipe bodies and anti-falling covers detachably connected to two ends of the steel pipe bodies, and the anti-falling covers on any two adjacent steel pipe bodies are connected through a group of mounting pieces; the bottom plate is provided with grouting holes equal to the fixing pieces in number, the grouting holes are respectively communicated with and arranged right above the fixing pieces, and the anti-falling cover is provided with flow guide holes communicated with the inner cavity of the steel pipe body. This application can be by the slip casting hole to the mounting injection concrete thick liquid to improve its support reinforcing effect to the wall body.

Description

Building reinforcing structure and reinforcing method thereof

Technical Field

The application relates to the technical field of building reinforcement, in particular to a building reinforcement structure and a reinforcement method thereof.

Background

The building is a general name of buildings and structures, and is a space for human living and use, such as houses, bridges, plants, gymnasiums, cave openings, water towers, temples and the like, which is formed by building materials such as soil, bricks, tiles, stone materials, wood and the like.

During construction, in order to improve the stability of the wall, a support is often used to support the wall. However, the existing support is generally directly inserted into the soil body when in use, the connection stability of the existing support and the soil body is poor, and particularly in the region with soft soil, the support is easy to topple under stress, and the supporting and reinforcing effects on the wall body are poor, so that improvement is needed.

Disclosure of Invention

In order to improve the supporting and reinforcing effect on the wall body, the application provides a building reinforcing structure and a reinforcing method thereof.

In a first aspect, the present application provides a building reinforcement structure that adopts the following technical scheme:

a building reinforcing structure comprises a bottom plate, a side plate connected above the bottom plate, a plurality of supporting plates arranged on one side of the side plate and a plurality of groups of fixing pieces connected below the bottom plate, wherein each fixing piece comprises at least two steel pipe bodies spliced and connected in the vertical direction, a steel reinforcement cage arranged in the steel pipe bodies and anti-falling covers detachably connected to two ends of each steel pipe body, and the anti-falling covers on any two adjacent steel pipe bodies are connected through a group of mounting pieces; the bottom plate is provided with grouting holes equal to the fixing pieces in number, the grouting holes are respectively communicated with and arranged right above the fixing pieces, and the anti-falling cover is provided with flow guide holes communicated with the inner cavity of the steel pipe body.

By adopting the technical scheme, when the building reinforcing structure is assembled, the reinforcement cage firstly extends into the steel pipe body, and then the anti-falling covers are respectively connected to the two ends of the steel pipe body so as to prevent the reinforcement cage from falling off from the steel pipe body; then connect the anticreep lid of two adjacent steel pipe bodies through the installed part to realize the concatenation of different steel pipe bodies in the mounting of organizing, connect each mounting in the bottom plate below that is equipped with curb plate and backup pad at last, alright realize building reinforced structure's assembling.

During construction, workers can firstly drill holes with the diameter larger than the maximum diameter of the fixing pieces on the ground by using drilling equipment, and then move the building reinforcing structure to the periphery of the wall body to be reinforced, so that the side plate is abutted against one side of the wall body, the bottom plate is abutted against the upper side of the ground, and each group of fixing pieces respectively extend into the different holes. And finally, injecting concrete grout into the grouting holes, so that the concrete grout flows into the steel pipe body and the ground hole through the diversion holes, and the condensed concrete grout is filled in the steel pipe body and between the steel pipe body and the side wall of the hole, thereby playing a role in enhancing the strength of the soil body around the building. When the building reinforced structure uses, can strengthen its and the soil body's around the building joint strength through the mounting that fills the concrete thick liquid on the one hand, on the other hand can strengthen its antidumping nature through the backup pad that the butt kept away from wall body one side at the curb plate for the wall body is difficult for empting, supports and reinforces effectually, the stability of wall body is high.

Optionally, the anti-dropping cover comprises a blocking cover and a fixing ring fixed on one side of the blocking cover, which is far away from the steel pipe body, first external threads are arranged at two ends of the circumferential side wall of the steel pipe body in the length direction, and the blocking cover is provided with an installation screw hole matched with the first external threads; the lower end face of the bottom plate is provided with fixing screw holes which are equal in number to the grouting holes and are communicated with the grouting holes respectively, and second external threads matched with the fixing screw holes in a threaded mode are arranged on the circumferential outer wall of the fixing ring.

Through adopting above-mentioned technical scheme, the anticreep lid is connected with the installation screw through first external screw thread with the steel pipe body, and convenient operation when joint strength between them is high, the dismouting, and the anticreep lid is spacing effectual to the anticreep of steel reinforcement cage. The anti-falling cover is connected with the second external thread through the fixing screw hole and the bottom plate, and the fixing piece is high in connection strength with the bottom plate, and the building reinforcing structure is good in integrity.

Optionally, the installed part is including connecting the collar in the solid fixed ring outside, set up the internal thread of mutually supporting with the second external thread on the inner wall of collar.

By adopting the technical scheme, when two steel pipe bodies are connected, a worker only needs to rotate the mounting ring or the steel pipe body, so that the mounting ring and the anti-falling cover connected with the end parts of the two steel pipe bodies are in threaded connection, the operation is simple and convenient, and the connection strength of the two adjacent steel pipe bodies is high.

Optionally, rolling balls equal in number to the fixing pieces are arranged at the bottom of the side plate, a horizontally extending major arc groove is formed in the side face of the bottom plate, one end of the major arc groove is an open end, the other end of the major arc groove is a closed end, and the rolling balls can move from the open end of the major arc groove to the closed end; the bottom plate is provided with limiting screw holes penetrating through the major arc grooves, the distance between each limiting screw hole and the closed end of each major arc groove is not smaller than the diameter of the rolling ball, and the limiting screw holes are connected with limiting screw rods in a threaded mode.

Through adopting above-mentioned technical scheme, when assembling the curb plate on the bottom plate, push in the spin of curb plate bottom from the open end in each major arc groove earlier, until spin and the blind end looks butt in major arc groove, then with stop screw threaded connection in spacing screw. At the moment, the limiting screw rod is positioned on one side of the side plate close to the opening end of the major arc groove, and the effect of preventing the rolling ball from being separated from the major arc groove is achieved.

Optionally, the inner diameter of the major arc groove is not less than the diameter of the steel pipe body.

Through adopting above-mentioned technical scheme, before using building reinforced structure, can push the tip of steel pipe body in the major arc groove to reduce building reinforced structure's occupation space, not only can the resources in saving space, still have the effect of convenient concentrated transport.

Optionally, one side of the side plate, which is far away from the opening end of the major arc groove, is provided with a butt plate, and the butt plate is connected with the side plate through at least two groups of buffer parts; the bolster is including fixing the pole of wearing that the butt joint board is close to curb plate one side, connecting buffer block and the cover of keeping away from butt plate one end at the pole and establish the buffer spring on wearing the pole, wear to establish in the curb plate and the diameter that the diameter is less than the buffer block in wearing the pole, one side of butt joint board is kept away from at the curb plate to the buffer block butt, the buffer spring butt is between curb plate and butt board.

Through adopting above-mentioned technical scheme, building reinforced structure installs the back that targets in place, and the butt plate is located the curb plate and treats between the reinforced wall body, and the bolster not only plays the effect of connecting butt plate and curb plate for butt plate and the difficult separation of curb plate can also make the buffer spring atress and produce adaptability deformation when the wall body takes place expend with heat and contract with cold because of reasons such as weather, self material, play the effect of buffering protection, thereby make the difficult fracture damage of curb plate.

Optionally, the curb plate is kept away from the terminal surface of butt joint board and is seted up the groove of accomodating that equals with backup pad quantity, respectively accomodates the groove and is located each major arc groove directly over, the one end of backup pad is for articulating the expansion end that can rotate the expansion end that stretches into major arc groove for accomodating the hinged end, the other end of groove lateral wall bottom, accomodate the groove and be greater than the length of backup pad along the length of vertical direction, can dismantle on the bottom plate and be connected with the expansion end that is used for blockking the backup pad to the gliding setting element in one side of keeping away from the curb plate.

Through adopting above-mentioned technical scheme, the curb plate is installed before the bottom plate, can change over the backup pad into and accomodate in the groove to improve the wholeness of backup pad and curb plate, reduce occupation space. The curb plate is installed behind the bottom plate, can rotate the expansion end of backup pad and stretch into the major arc groove, and rethread setting element hinders the backup pad and slides to the one side of keeping away from the curb plate to improve the stability and the support effect of backup pad self.

Optionally, a positioning hole penetrating through each major arc groove is formed in the side wall of the bottom plate, the distance between the positioning hole and the hinged end of the support plate is not less than the length of the support plate, the positioning element comprises a positioning rod penetrating through the positioning hole and positioning studs fixed to two sides of the positioning rod respectively, a positioning ring is connected to the positioning studs in a threaded connection mode, and the diameter of the positioning ring is greater than the aperture of the positioning hole.

Through adopting above-mentioned technical scheme, after the expansion end of backup pad changes over to the major arc groove, wear to establish the locating lever in the locating hole earlier, with holding ring threaded connection again on the locating stud, alright obstruct the locating lever and deviate from the locating hole. The locating lever is kept out at one side of the supporting plate far away from the side plate, so that the supporting plate is not easy to horizontally move to one side of the supporting plate far away from the side plate after being stressed, and the supporting effect is good.

Optionally, the end surfaces of two opposite sides of the movable end of the supporting plate are respectively provided with a sliding groove, the extending direction of the sliding groove is parallel to the width direction of the supporting plate, a sliding block is arranged in the sliding groove in a sliding manner, a connecting spring is arranged between the sliding block and the groove wall of the sliding groove, the end part of the connecting spring, which is used for driving the sliding block, extends out of the sliding groove, and the groove wall of the major arc groove is provided with a yielding groove for the sliding block to extend into.

Through adopting above-mentioned technical scheme, when the expansion end of backup pad stretched into and accomodate the groove, the slider can support tightly under the spring action of coupling spring and accomodate the cell wall in groove for the backup pad is difficult to be deviate from accomodating the groove, has improved the stability that the backup pad was located when accomodating the groove. When the expansion end of backup pad stretched into major arc groove, the slider can stretch into under the spring action of coupling spring and step down the groove for the expansion end of backup pad is difficult to slide in major arc groove, has further improved the stability of backup pad and the support effect to the curb plate.

In a second aspect, the present application provides a method for reinforcing a building reinforcing structure, including the steps of:

s1, lofting, namely moving the abutting plate in the building reinforcing structure to be attached to the outer wall of the wall to be reinforced, recording the projection positions of the fixing pieces on the ground at the moment to obtain a drilling hole position, and moving the reinforcing structure away;

s2, drilling a hole, namely drilling a through hole on a drilling hole position by using drilling equipment, so that the depth of the through hole is greater than the length of the fixing piece in the vertical direction, and the inner diameter of the through hole is greater than the outer diameter of the blocking cover;

s3, grouting, namely extending the fixing piece into the through hole corresponding to the fixing piece from top to bottom until the bottom plate is abutted against the ground, wherein the abutting plate is attached to the outer wall of the wall body, and the supporting plate is abutted against one side of the side plate away from the abutting plate; and then, injecting concrete grout into the grouting holes, so that the concrete grout enters the steel pipe body and the through holes from the diversion holes to be condensed.

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

1. when the wall body is reinforced, the abutting plate is moved to be attached to the wall body, the fixing pieces are respectively embedded into the soil body around the wall body, and then concrete grout is injected into the grouting holes, so that the concrete grout is condensed in the inner cavity of the steel pipe body, the connection strength of the building reinforcing structure and the soil body around the wall body is improved, the wall body is not prone to tilting, and the supporting and reinforcing effects are good;

2. the anti-falling cover is detachably connected with the steel pipe body and the bottom plate in a threaded connection mode, so that the connecting strength is high, and the operation is simple and convenient during disassembly and assembly; the buffer piece can play a role in buffering when the wall body is slightly deformed, so that the side plate is not easy to crack and damage due to direct impact of the wall body;

3. the accommodating groove can be used for embedding the supporting plate so as to reduce the occupied space of the supporting plate and facilitate the carrying of the side plate; when the supporting plate is used, the movable end of the supporting plate is turned into the major arc groove, and the sliding block can stretch into the yielding groove under the action of the connecting spring, so that the stability of the supporting plate and the supporting effect on the side plate are improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application with the fasteners removed.

Fig. 3 is an enlarged schematic view at a in fig. 2.

FIG. 4 is a schematic cross-sectional view of an embodiment of the present application with fasteners removed.

Fig. 5 is a partially exploded view highlighting the fixation screw holes in the embodiments of the present application.

Description of reference numerals:

1. a base plate; 11. a major arc groove; 111. a yielding groove; 12. a limiting screw hole; 13. a limit screw; 14. positioning holes; 15. fixing screw holes; 16. grouting holes; 2. a side plate; 21. a ball; 22. a receiving groove; 3. a support plate; 31. a chute; 32. a connecting spring; 33. a slider; 34. a handle; 4. a fixing member; 41. a steel pipe body; 411. a first external thread; 42. a reinforcement cage; 43. an anti-drop cover; 431. blocking the cover; 432. a fixing ring; 433. mounting a screw hole; 434. a second external thread; 44. a flow guide hole; 5. a positioning member; 51. positioning a rod; 52. positioning the stud; 53. a positioning ring; 6. a buffer member; 61. penetrating a rod; 62. a buffer block; 63. a buffer spring; 7. a butt joint plate; 8. a mounting ring; 81. an internal thread.

Detailed Description

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

The embodiment of the application discloses building reinforced structure. Referring to fig. 1, the building reinforcing structure includes a bottom plate 1, a side plate 2 connected above the bottom plate 1, a plurality of supporting plates 3 connected at the same side of the side plate 2, and a plurality of sets of fixing members 4 connected below the bottom plate 1, wherein the number of the supporting plates 3 is equal to that of the fixing members 4. The fixing members 4 in this embodiment are provided with four sets and located at four corners of the bottom plate 1, respectively, to play a role of supporting the bottom plate 1, and in other embodiments, the fixing members 4 may be provided in other numbers.

Referring to fig. 1 and 2, the bottom of the side plate 2 is fixedly connected with rolling balls 21 with the same number as the support plates 3, the distance between any two adjacent rolling balls 21 is equal, and each rolling ball 21 is respectively positioned below each support plate 3. The major arc groove 11 that equals with spin 21 quantity is seted up to the side of bottom plate 1, and the interval of two adjacent major arc grooves 11 equals two adjacent spin 21's interval, and the longitudinal section in major arc groove 11 is major arc shape in this embodiment, and the internal diameter of this major arc groove 11 slightly is less than spin 21's diameter. Major arc groove 11 is the open end along the one end of horizontal direction, and the other end is the blind end, and when assembling curb plate 2 in bottom plate 1, each spin 21 can stretch into from the open end of each major arc groove 11 respectively to along 11 horizontal migration in major arc groove, the focus of spin 21 this moment is arranged in major arc groove 11, 1 vertical migration of bottom plate 2 difficult relative.

Referring to fig. 2 and 3, the bottom plate 1 is provided with a limit screw hole 12 which synchronously penetrates through each major arc groove 11, the extending direction of the limit screw hole 12 is perpendicular to the extending direction of the major arc groove 11, and the distance between the limit screw hole 12 and the closed end of the major arc groove 11 is slightly larger than the diameter of the rolling ball 21, so that when the rolling ball 21 moves to the closed end of the major arc groove 11, the limit screw hole 12 is positioned on one side of the rolling ball 21, which is far away from the closed end of the major arc groove 11. In order to prevent the rolling ball 21 moving to the closed end of the major arc groove 11 from horizontally moving, a limiting screw 13 is connected in the limiting screw hole 12 in a threaded manner, and the limiting screw 13 is blocked at one side of the rolling ball 21 close to the open end of the major arc groove 11.

Referring to fig. 2 and 4, four accommodating grooves 22 are formed in the side surface of the side plate 2 close to the opening end of the major arc groove 11, each accommodating groove 22 is located right above each rolling ball 21, and the four supporting plates 3 are hinged to different accommodating grooves 22. One end of the supporting plate 3 is a hinged end hinged to the bottom end of the side wall of the accommodating groove 22, the other end of the supporting plate is a movable end capable of rotating and extending into the major arc groove 11, and the extending length of the accommodating groove 22 in the vertical direction is larger than the distance from the movable end to the hinged end of the supporting plate 3. So set up, backup pad 3 can turn to in accomodating groove 22 to reduce the occupation space of backup pad 3, conveniently accomodate and carry.

Referring to fig. 2 and 3, in order to improve the stability of the supporting plate 3 when being embedded in the receiving groove 22, sliding grooves 31 are respectively formed on two opposite end surfaces of the movable end of the supporting plate 3, and the extending direction of the sliding grooves 31 is parallel to the width direction of the supporting plate 3. A connecting spring 32 is fixed on the groove wall of the sliding groove 31 far away from the opening of the sliding groove, a sliding block 33 is fixed at the other end of the connecting spring 32, and the sliding block 33 is arranged in the sliding groove 31 in a sliding mode. The extension and contraction direction of the connecting spring 32 in this embodiment is parallel to the extending direction of the slide groove 31, and when the connecting spring 32 is in a natural state of not being stretched or compressed, the end of the slider 33 extends out of the slide groove 31. When the supporting plate 3 rotates to the accommodating groove 22, the sliding block 33 will be pressed against the wall of the accommodating groove 22 by the connecting spring 32, so that the supporting plate 3 is not easy to move out of the accommodating groove 22.

Referring to fig. 4, in order to rotate the support plate 3 out of the receiving groove 22, a handle 34 is fixed to a side wall of the support plate 3 away from the receiving groove 22, and an operator can pull the support plate 3 inserted into the receiving groove 22 by the handle 34.

Referring to fig. 2 and 3, the width of the supporting plate 3 is slightly smaller than the width of the top opening of the major arc groove 11, so that the movable end of the supporting plate 3 can rotate into the major arc groove 11. Two yielding grooves 111 with opposite openings are formed in the groove wall of each major arc groove 11, the distance between the yielding groove 111 and the hinged end of the support plate 3 is equal to the distance between the sliding groove 31 and the hinged end of the support plate 3, and when the support plate 3 is rotated into the major arc groove 11, the sliding block 33 can extend into the yielding groove 111 under the action of the connecting spring 32 to block the support plate 3 from rotating, so that the stability of the support plate 3 is improved. When the support plate 3 is rotated into the major arc groove 11, an operator needs to push the sliding block 33 into the sliding groove 31 by hand, so that the sliding block 33 is prevented from protruding out of the support plate 3 to influence the rotation of the support plate 3.

Referring to fig. 2 and 3, a set of positioning elements 5 is detachably connected to the bottom plate 1 for blocking the movable end of the supporting plate 3 from sliding to the side far away from the side plate 2. The positioning part 5 comprises a positioning rod 51 and positioning studs 52 fixed on two sides of the positioning rod 51 respectively, positioning holes 14 synchronously penetrating through the major arc grooves 11 are formed in the side wall of the bottom plate 1, the positioning holes 14 are located on one side of the abdicating groove 111 close to the open ends of the major arc grooves 11, the extending direction of the positioning holes 14 is parallel to the extending direction of the limiting screw holes 12, the distance between the positioning holes 14 and the hinged ends of the support plates 3 is slightly larger than the length of the support plates 3, and the positioning rod 51 is arranged in the positioning holes 14 in a penetrating mode. The positioning stud 52 is in threaded connection with a positioning ring 53, and the diameter of the positioning ring 53 is larger than the diameter of the positioning hole 14. After the movable end of the supporting plate 3 is rotated into the major arc groove 11, an operator can insert the positioning rod 51 into the positioning hole 14, and then the positioning rings 53 are respectively screwed on the positioning studs 52 to prevent the positioning rod 51 from being removed from the positioning hole 14. At this time, the positioning rod 51 abuts against the movable end of the supporting plate 3, and functions to prevent the movable end of the supporting plate 3 from sliding to the side away from the side plate 2, thereby further improving the stability of the supporting plate 3 and the supporting effect of the supporting plate 2.

Referring to fig. 4, one side of the side plate 2 away from the open end of the major arc groove 11 is connected to the abutting plate 7 through at least two sets of buffers 6, and the buffers 6 in this embodiment are provided with four sets and connected to four corners of the side plate 2 respectively. The buffer member 6 comprises a through rod 61, a buffer block 62 fixed on one side of the through rod 61 far away from the abutting plate 7, and a buffer spring 63 sleeved on the through rod 61, wherein the through rod 61 is fixed on one side of the abutting plate 7 close to the side plate 2 and penetrates through the side plate 2. The diameter of the buffer block 62 is larger than that of the through rod 61, and the buffer spring 63 abuts between the side plate 2 and the abutment plate 7. When reinforcing the wall body, butt plate 7 laminates on the lateral wall of wall body, and curb plate 2 is located butt plate 7 and keeps away from one side of wall body, and when the wall body produced slight deformation because of expend with heat and contract with cold, buffer spring 63 can produce adaptability deformation thereupon, plays the effect of buffering protection.

Referring to fig. 1 and 5, each set of fixing members 4 includes a steel pipe body 41, a reinforcement cage 42 disposed in the steel pipe body 41, and two anti-falling covers 43 detachably connected to two ends of the steel pipe body 41, in this embodiment, the steel pipe body 41 is spliced in a vertical direction, and other numbers may be set in other embodiments. The steel pipe body 41 is in a hollow columnar shape, and openings are formed in the two sides of the steel pipe body along the length direction of the steel pipe body, the diameter of the steel pipe body 41 is smaller than the inner diameter of the major arc groove 11, and the reinforcement cage 42 is formed by binding of steel bars and used for reinforcing the compressive strength of the steel pipe body 41.

Referring to fig. 5, the anti-separation cover 43 includes a blocking cover 431 and a fixing ring 432 fixed on one side of the blocking cover 431 away from the steel pipe body 41, the circumferential side wall of the steel pipe body 41 is provided with first external threads 411 at both ends of the length direction thereof, the end surface of the blocking cover 431 away from the fixing ring 432 is provided with an installation screw hole 433 matched with the first external threads 411, and the anti-separation cover 43 and the steel pipe body 41 are in threaded connection with the installation screw hole 433 through the first external threads 411. The anticreep lid 43 on two adjacent steel pipe bodies 41 all can dismantle the connection through a set of installed part, and the installed part is including being located the collar 8 in solid fixed ring 432 outer groove, has seted up internal thread 81 on the circumference inner wall of collar 8, is equipped with second external thread 434 on solid fixed ring 432's the circumference outer wall, and second external thread 434 and internal thread 81 mutually support. When two adjacent steel pipe bodies 41 are connected, only the fixing rings 432 are required to be screwed into the outer sides of the two adjacent fixing rings 432 at the same time, so that the two adjacent steel pipe bodies 41 can be connected into a whole, and the operation is simple and convenient. The lower end surface of the bottom plate 1 is respectively provided with fixing screw holes 15 at four corners, and the fixing screw holes 15 are matched with the second external threads 434, so that the fixing piece 4 is connected with the bottom plate 1.

Referring to fig. 1 and 5, grouting holes 16 are respectively formed in the four corners of the upper end surface of the bottom plate 1, the grouting holes 16 are respectively communicated with and arranged right above the fixing screw holes 15, and a flow guide hole 44 communicated with the inner cavity of the steel pipe body 41 is formed in the bottom wall of the blocking cover 431. When the concrete slurry is injected into the grouting holes 16, the slurry can enter the steel pipe body 41 through the diversion holes 44 and be coagulated inside the steel pipe body 41.

The implementation principle of the building reinforcing structure provided by the embodiment of the application is as follows: when the reinforcing structure is assembled, the rolling ball 21 is moved to the closed end along the open end of the major arc groove 11, and then the limiting screw 13 is in threaded connection with the limiting screw hole 12 so as to prevent the rolling ball 21 from being separated from the major arc groove 11. Then, the movable end of the supporting plate 3 is rotated into the major arc groove 11, so that the sliding block 33 extends into the abdicating groove 111 under the action of the connecting spring 32, and then the positioning rod 51 penetrates into the positioning hole 14, and the positioning ring 53 is screwed on the positioning stud 52 to block the movable end of the supporting plate 3 from moving. Finally, the fixing rings 432 at the top of each group of fixing members 4 are screwed into the fixing screw holes 15 in sequence, so that the fixing members 4 can be mounted on the bottom plate 1.

When the wall body is reinforced, holes for the fixing pieces 4 to extend into are drilled in the soil around the wall body, then all the groups of fixing pieces 4 respectively extend into the corresponding holes, and the butt plate 7 is attached to the wall body to be reinforced. Then, the concrete slurry is injected into the grouting holes 16, and the slurry flows into the steel pipe body 41 and between the steel pipe body 41 and the wall of the hole through the diversion holes 44, and is coagulated into a concrete block capable of reinforcing the steel pipe body 41. The reinforced structure has large contact area with the soil body around the wall body, high connection strength, large compressive strength and good supporting and reinforcing effects on the wall body.

The embodiment of the application also provides a reinforcing method of the building reinforcing structure, which comprises the following steps:

s1, lofting, namely moving the abutting plate 7 in the building reinforcing structure to be attached to the outer wall of the wall body to be reinforced, recording the projection positions of the fixing pieces 4 on the ground at the moment to obtain drilling hole positions, and moving the reinforcing structure away;

s2, drilling a through hole on the drilling hole position by using drilling equipment, wherein the depth of the through hole is larger than the length of the fixing piece 4 in the vertical direction, and the inner diameter of the through hole is larger than the outer diameter of the blocking cover 431;

s3, grouting, namely, firstly, extending the fixing piece 4 into the through hole corresponding to the fixing piece from top to bottom until the bottom plate 1 is abutted against the ground, and at the moment, attaching the abutting plate 7 to the outer wall of the wall body, and abutting the supporting plate 3 to one side of the side plate 2, which is far away from the abutting plate 7; then, the concrete slurry is injected into the grouting holes 16, so that the concrete slurry enters the steel pipe body 41 from the diversion holes 44 and is coagulated in the through holes.

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. A building reinforcing structure, characterized in that: the steel tube anti-dropping device comprises a bottom plate (1), a side plate (2) connected above the bottom plate (1), a plurality of supporting plates (3) arranged on one side of the side plate (2) and a plurality of fixing pieces (4) connected below the bottom plate (1), wherein each fixing piece (4) comprises at least two steel tube bodies (41) spliced and connected in the vertical direction, a steel reinforcement cage (42) arranged in each steel tube body (41) and anti-dropping covers (43) detachably connected to two ends of each steel tube body (41), and the anti-dropping covers (43) on any two adjacent steel tube bodies (41) are connected through one set of mounting piece; grouting holes (16) with the number equal to that of the fixing pieces (4) are formed in the bottom plate (1), the grouting holes (16) are respectively communicated with and arranged right above the fixing pieces (4), and flow guide holes (44) communicated with the inner cavity of the steel pipe body (41) are formed in the anti-falling cover (43); rolling balls (21) with the same number as the fixing pieces (4) are arranged at the bottom of the side plate (2), a horizontally extending major arc groove (11) is formed in the side face of the bottom plate (1), one end of the major arc groove (11) is an open end, the other end of the major arc groove is a closed end, and the rolling balls (21) can move from the open end of the major arc groove (11) to the closed end; one side of the side plate (2) far away from the opening end of the major arc groove (11) is provided with a butt joint plate (7), and the butt joint plate (7) is connected with the side plate (2) through at least two groups of buffer parts (6); the end face, far away from the abutting plate (7), of the side plate (2) is provided with containing grooves (22) which are equal to the supporting plates (3) in number, each containing groove (22) is located right above each major arc groove (11), one end of each supporting plate (3) is a hinged end hinged to the bottom end of the side wall of each containing groove (22), the other end of each supporting plate is a movable end capable of extending into each major arc groove (11) in a rotating mode, the length of each containing groove (22) in the vertical direction is larger than that of each supporting plate (3), and a positioning piece (5) used for preventing the movable end of each supporting plate (3) from sliding to one side far away from the side plate (2) is detachably connected to the bottom plate (1); set up locating hole (14) that run through each major arc groove (11) on the lateral wall of bottom plate (1), the interval of locating hole (14) and backup pad (3) hinged end is not less than the length of backup pad (3), setting element (5) are including wearing to establish locating lever (51) in locating hole (14) and fix respectively at locating lever (51) both sides location double-screw bolt (52), threaded connection has holding ring (53) on location double-screw bolt (52), the diameter of holding ring (53) is greater than the aperture of locating hole (14).

2. The building reinforcing structure according to claim 1, wherein: the anti-falling cover (43) comprises a blocking cover (431) and a fixing ring (432) fixed on one side, far away from the steel pipe body (41), of the blocking cover (431), first external threads (411) are arranged at two ends of the circumferential side wall of the steel pipe body (41) in the length direction of the circumferential side wall, and mounting screw holes (433) matched with the first external threads (411) are formed in the blocking cover (431); the lower terminal surface of bottom plate (1) is seted up and is equallyd divide the fixed screw (15) that communicate with injected hole (16) quantity, set up on the circumference outer wall of solid fixed ring (432) with fixed screw (15) screw-thread fit's second external screw thread (434).

3. The building reinforcement structure according to claim 2, wherein: the installed part is including connecting collar (8) in solid fixed ring (432) outside, set up on the inner wall of collar (8) and mutually support internal thread (81) with second external thread (434).

4. A building reinforcing structure according to claim 1, wherein: the bottom plate (1) is provided with a limiting screw hole (12) penetrating through each major arc groove (11), the distance between the limiting screw hole (12) and the closed end of the major arc groove (11) is not smaller than the diameter of the rolling ball (21), and a limiting screw rod (13) is in threaded connection with the limiting screw hole (12).

5. The building reinforcement structure according to claim 4, wherein: the inner diameter of the major arc groove (11) is not less than the diameter of the steel pipe body (41).

6. The building reinforcement structure according to claim 4, wherein: bolster (6) including fix wearing pole (61) that butt joint board (7) is close to curb plate (2) one side, connect buffer block (62) and the buffer spring (63) of cover on wearing pole (61) of keeping away from butt joint board (7) one end in wearing pole (61), wear to establish in curb plate (2) and the diameter that the diameter is less than buffer block (62) pole (61), one side of butt joint board (7) is kept away from at curb plate (2) to buffer block (62) butt, buffer spring (63) butt is between curb plate (2) and butt plate (7).

7. The building reinforcing structure according to claim 1, wherein: spout (31) have been seted up respectively to the both sides terminal surface that the expansion end of backup pad (3) is relative, the extending direction of spout (31) is on a parallel with the width direction of backup pad (3), it is provided with slider (33) to slide in spout (31), be provided with connecting spring (32) between the cell wall of slider (33) and spout (31), connecting spring (32) are used for the tip of drive slider (33) to stretch out spout (31), offer on the cell wall of major arc groove (11) and supply yielding groove (111) that slider (33) slided and stretch into.

8. The reinforcing method of a construction reinforcing structure according to any one of claims 1 to 7, wherein: comprises the following steps

S1, lofting, namely moving the abutting plate (7) in the building reinforcing structure to be abutted with the outer wall of the wall body to be reinforced, recording the projection positions of the fixing pieces (4) on the ground at the moment to obtain a drilling hole position, and moving away the reinforcing structure;

s2, drilling a through hole on the drilling hole site by using drilling equipment, wherein the depth of the through hole is larger than the length of the fixing piece (4) in the vertical direction, and the inner diameter of the through hole is larger than the outer diameter of the blocking cover (431);

s3, grouting, namely, firstly, extending the fixing piece (4) into the through hole corresponding to the fixing piece from top to bottom until the bottom plate (1) is abutted against the ground, and at the moment, attaching the abutting plate (7) to the outer wall of the wall body, and abutting the supporting plate (3) to one side of the side plate (2) far away from the abutting plate (7); then, concrete grout is injected into the grouting holes (16), so that the concrete grout enters the steel pipe body (41) and the through hole from the diversion holes (44) to be coagulated.