A pile reinforcement device for civil engineering

Abstract

The application discloses a pile foundation reinforcing device for civil engineering. The reinforcing device comprises a mounting frame and multiple layers of reinforcing frames, the lowermost layer of reinforcing frames is fixed on the mounting frame, multiple reinforcing support frames and reinforcing inclined support frames are arranged between adjacent two layers of reinforcing frames, and the lowermost layer of reinforcing frames is fixed on the mounting frame. The mounting frame comprises a ring-shaped support frame and multiple fixed insertion rods which are arranged at the bottom of the ring-shaped support frame in a scattered mode, and the ring-shaped support frame is formed by splicing multiple arc-shaped support ring pieces. Each layer of reinforcing frames comprises an outer ring frame, an inner ring frame and multiple connecting plates which connect the outer ring frame and the inner ring frame, the outer ring frame and the inner ring frame are both formed by splicing multiple arc-shaped ring pieces, the inner diameter of the inner ring frame is matched with the outer diameter of the pile foundation to be reinforced, and the inner ring frame is fixedly sleeved on the pile foundation to be reinforced. The application can guarantee that the reinforcing frame is more stable when reinforcing and supporting the pile foundation, and the device can be used for reinforcing after the pile foundation is completed, so that the pile foundation is more stable.

Description

Technical Field

[0001] The invention belongs to the technical field of civil engineering, and in particular relates to a pile foundation reinforcement device used in civil engineering. Background Art

[0002] Civil engineering is a general term for the science and technology of constructing various types of land engineering facilities. It refers to the materials and equipment used, as well as the technical activities such as surveying, design, construction, maintenance, and repair. It also refers to the objects of engineering construction. Pile foundations are deep foundations consisting of piles and pile caps connected to the top of the piles, or single pile foundations consisting of columns connected to the pile base. Pile foundations are foundations composed of piles, soil, and caps.

[0003] In civil engineering technology, pile foundations are the primary support system. During construction, pile foundations are cast using casings. Once the pile foundation is formed, the casings are removed before further construction can begin. After the casings are removed, no other reinforcement devices are typically installed, leaving the area around the pile foundation empty and unsupported. This can lead to instability after long-term use, posing a potential risk. Therefore, a civil engineering pile foundation reinforcement device is needed to address this issue. Summary of the Invention

[0004] The purpose of the present invention is to provide a pile foundation reinforcement device for civil engineering, which is used to reinforce the pile foundation after it is formed to ensure the stability of the pile foundation in later use.

[0005] In order to achieve the above technical objectives, the present invention provides a pile foundation reinforcement device for civil engineering, the reinforcement device comprising a mounting frame and a multi-layer reinforcement frame, the bottom reinforcement frame being fixed to the mounting frame, a plurality of reinforcement support frames and reinforcement diagonal support frames being provided between two adjacent layers of reinforcement frames, and the bottom fixing frame being fixed to the mounting frame; the mounting frame comprising an annular support frame and a plurality of fixed insertion rods dispersedly arranged at the bottom of the annular support frame, the annular support frame being formed by splicing a plurality of arc-shaped support ring pieces, and at least one fixed insertion rod being provided at the bottom of each arc-shaped support ring piece;

[0006] Each layer of reinforcement frame includes an outer ring frame, an inner ring frame and multiple connecting plates connecting the inner and outer ring frames. The outer ring frame and the inner ring frame are both assembled from multiple arc-shaped ring pieces. The inner diameter of the inner ring frame matches the outer diameter of the pile foundation to be reinforced, and the inner ring frame is fixedly sleeved on the pile foundation to be reinforced; the outer ring frames of two adjacent layers of fixed frames and the inner ring frames of two adjacent layers of fixed frames are respectively connected by multiple reinforcing support frames, and the inner ring frame of each layer of fixed frame is connected to the outer ring frame of the adjacent fixed frame by multiple reinforcing diagonal braces.

[0007] The better technical solution of the present invention is as follows: the outer ring frame is an annular bracket formed by splicing multiple first arc-shaped ring pieces, and each of the first arc-shaped ring pieces is provided with first splicing protrusions and first splicing grooves that match each other at both ends, and first splicing fixing holes are provided correspondingly at the first splicing protrusions and the first splicing grooves. The two adjacent first arc-shaped ring pieces are spliced ​​with each other through the first splicing protrusions and the first splicing grooves, and are fixedly connected through the first splicing fixing holes and screws.

[0008] The preferred technical solution of the present invention is as follows: one end of each connecting plate is provided with a splicing convex plate, and a first splicing socket for splicing the connecting plate is provided on the inner side of the middle part of each first arc-shaped ring piece of the outer ring frame, and the first splicing socket matches the splicing convex plate at the end of the connecting plate; the inner ring frame is an annular bracket formed by splicing a plurality of second arc-shaped ring pieces, and both ends of each second arc-shaped ring piece are provided with a second splicing socket and a second splicing fixing hole, the second splicing socket is an L-shaped notch, and the second splicing sockets of the adjacent two second arc-shaped ring pieces are spliced ​​into a splicing hole connected to the connecting plate. The splicing convex plate at the end of the connecting plate matches the groove opening; the connecting plate is distributed in the middle of each first arc-shaped ring segment and the connection between the two adjacent second arc-shaped ring segments. One end of the connecting plate arranged in the middle area of ​​each first arc-shaped ring segment is plugged into the first splicing socket in the middle of the first arc-shaped ring segment, and the other end is fixedly connected to the middle of the corresponding second arc-shaped ring segment; the connecting plate arranged at the connection position of the two adjacent second arc-shaped ring segments has one end plugged into the groove spliced ​​by the second splicing sockets of the two adjacent second arc-shaped rings, and the other end is fixedly connected to the corresponding first arc-shaped ring segment.

[0009] The better technical solution of the present invention is as follows: the diameter of the annular support frame of the mounting frame matches that of the outer ring frame, and the outer ring frame is fixed on the annular support frame of the mounting frame; the fixed rods are equidistantly distributed below the annular support frame of the mounting frame, and a fixed rod is provided in the middle of each arc-shaped support ring piece.

[0010] The preferred technical solution of the present invention is as follows: each arc-shaped support ring piece is provided with a second splicing protrusion and a second splicing groove that match each other at both ends, and bolt holes are correspondingly opened on the second splicing protrusion and the second splicing groove; when two adjacent arc-shaped support ring pieces are spliced, the second splicing protrusion at one end of each arc-shaped support ring piece is embedded in the second splicing groove on the other adjacent arc-shaped support ring piece, and the connection is fixed by bolts.

[0011] A better technical solution of the present invention: the reinforced support frame includes a support column located above the reinforcement frame and a support stud located below the reinforcement frame, the support column and the support stud are respectively fixed to the reinforcement frame by fixing screws, the support column and the support stud match each other, when two adjacent layers of reinforcement frames are spliced, the support stud at the bottom of the upper reinforcement frame is screwed into the support column at the top of the lower fixed frame.

[0012] The better technical solution of the present invention is as follows: the reinforced support frame is a cylindrical support rod, a first support mounting hole is opened in the middle of the surface of each first arc-shaped ring segment of the outer ring frame, and a second support mounting hole is opened in the middle of each second arc-shaped ring segment of the inner ring frame, and the outer ring frame and the inner ring frame are respectively connected to the reinforced support frame through the first support mounting hole and the second support mounting hole; the first support mounting hole is located at the outer side of the upper surface of the first arc-shaped ring segment, and the second support mounting hole is located at the inner side of the upper surface of the second arc-shaped ring segment.

[0013] The better technical solution of the present invention is as follows: an adjustment groove is provided on the inner side of each second arc-shaped ring piece of the inner ring frame, an adjustment plate is slidably installed on the inner side of the adjustment groove, an adjustment screw is rotatably installed on the inner side of the inner ring frame, an adjustment nut is fixedly installed on one side of the adjustment groove, one end of the adjustment screw passes through the adjustment nut and is inserted into the adjustment plate, and the adjustment screw is screwed together with the adjustment nut through a thread, and the adjustment screw is driven to move the adjustment nut by rotating the adjustment screw, and at the same time drives the adjustment plate to move in the adjustment groove.

[0014] The preferred technical solution of the present invention is as follows: the reinforced diagonal support frame includes a first connecting seat and a second connecting seat, one end of the first connecting seat is rotatably connected to the first support rod, one end of the second connecting seat is rotatably connected to the second support rod, and the adjacent ends of the second support rod and the first support rod are connected to each other through an adjusting slide groove and an adjusting plug rod; the first connecting seat is installed on the outer ring frame of one layer of the fixed frame through the mounting fixing hole, and the second connecting seat is installed on the inner ring frame of the upper or lower fixed frame of the adjacent layer through the fixing screw hole, and the adjacent reinforced diagonal support frames are installed in an X shape.

[0015] The better technical solution of the present invention is: the support cylinder and the support stud are arranged on the same straight line and are fixed as a whole by a fixing screw, the installation position of the first connecting seat of the reinforced diagonal support frame corresponds to the installation position of the reinforced support frame on the outer ring frame, the installation position of the second connecting seat corresponds to the installation position of the reinforced support frame on the inner ring frame, and the first connecting seat and the second connecting seat are respectively fixed as a whole by the fixing screws of the corresponding reinforced support frames; a mounting seat is provided at a position corresponding to the installation fixing hole at one end, and a rotating cavity is provided at the other end of the first connecting seat corresponding to the position of the first support rod.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The reinforcement device of the present invention includes a reinforcement frame and a reinforcement frame. When in use, the reinforcement frame is supported on the outside of the pile foundation, and the reinforcement frame is supported between the reinforcement frames, thereby ensuring that the reinforcement frame is more stable when reinforcing and supporting the pile foundation; after the pile foundation is completed, the pile foundation is reinforced by the above-mentioned reinforcement device, thereby ensuring that the pile foundation is more stable, and the spliced ​​reinforcement frame and reinforcement frame are more convenient during production and transportation, reducing the difficulty of processing and production, and facilitating stacking and transportation.

[0018] 2. The present invention has a designed reinforcement support frame, which is supported between the outer ring frame and the inner ring frame by the support cylinder and support studs of the reinforcement support frame when in use, so that the reinforcement frame is more stable when installed on the outside of the pile foundation, and the reinforcement of the pile foundation by the reinforcement frame mechanism is strengthened.

[0019] 3. The present invention is provided with a mounting frame which is fixed to the ground outside the pile foundation after the pile foundation is installed. The mounting frame strengthens the support of the reinforcement frame mechanism, enhances the stability of the reinforcement frame support on the ground, and strengthens the reinforcement support of the reinforcement frame to the pile foundation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention;

[0021] Figure 2 It is a structural diagram of the reinforcement frame mechanism of the present invention;

[0022] Figure 3 Schematic diagram of the outer ring frame structure of the present invention;

[0023] Figure 4 This is a schematic diagram of the inner ring frame structure of the present invention;

[0024] Figure 5 It is a schematic diagram of the top view of the reinforcement frame mechanism of the present invention;

[0025] Figure 6 This is a schematic diagram of the structure of the reinforced diagonal brace of the present invention;

[0026] Figure 7 This is a schematic diagram of the structure of the reinforced support frame of the present invention;

[0027] Figure 8 It is a schematic diagram of the installation mechanism structure of the present invention;

[0028] Figure 9 This is a schematic diagram of the inner structure of the inner ring frame of the present invention;

[0029] In the figure: 1. Mounting frame; 10. Arc-shaped support ring; 11. Second splicing protrusion; 12. Second splicing groove; 13. Fixing rod; 2. Reinforcement frame; 21. Outer ring frame; 210. First support mounting hole; 211. First splicing fixing hole; 212. First splicing socket; 213. First splicing protrusion; 214. First splicing groove; 22. Inner ring frame; 220. Second support mounting hole; 221. Second splicing fixing hole; 222. Second splicing socket; 23. Connection Plate; 231, splicing convex plate; 24, adjustment plate; 241, adjustment slot; 242, adjustment screw; 243, adjustment nut; 3, reinforcement support frame; 31, support column; 32, support stud; 33, fixing screw; 4, reinforcement diagonal support frame; 41, first connecting seat; 410, installation fixing hole; 42, first support rod; 420, adjustment slide groove; 43, second support rod; 430, adjustment plug rod; 44, second connecting seat; 440, fixing screw hole; 5, pile foundation to be reinforced. DETAILED DESCRIPTION

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] The embodiment provides a pile foundation reinforcement device for civil engineering, which is used to reinforce the pile foundation formed by construction. It is installed outside the pile foundation to be reinforced, and its size matches the pile foundation hole. Its specific structure is as follows: Figures 1 to 9As shown, it includes a mounting frame 1 and a multi-layer reinforcement frame 2, the bottom reinforcement frame 2 is fixed on the mounting frame 1, and a plurality of reinforcing support frames 3 and reinforcing diagonal support frames 4 are provided between two adjacent layers of reinforcement frames 2, and the bottom fixing frame 2 is fixed on the mounting frame 1; the mounting frame 1 includes an annular support frame and a plurality of fixed plug rods 13 evenly distributed at the bottom of the annular support frame, the annular support frame is spliced ​​by a plurality of arc-shaped support ring pieces 10, and a fixed plug rod 13 is provided in the middle of each arc-shaped support ring piece 10, and the fixed plug rod 13 is fixed to the arc-shaped support ring piece 10 by bolts, welding or other connection methods, and the bottom end of the fixed plug rod 13 is set to a pointed end for easy insertion into the soil layer. Each arcuate support ring segment 10 is provided with a second mating protrusion 12 and a second mating groove 11 at both ends, and corresponding bolt holes are provided in the second mating protrusion 12 and the second mating groove 11. When splicing, the second mating protrusion 12 at one end of each arcuate support ring segment 10 is inserted into the second mating groove 11 of the adjacent arcuate support ring segment 10, and the connection is fixed by bolts. The arcuate support ring segments 10 are spliced ​​into a ring shape by the second mating protrusion 11 and the second mating groove 12, and then sleeved on the outside of the pile foundation. The fixed rod 13 is then inserted into the ground around the pile foundation. The reinforcement frame mechanism 2 is then installed on the outside of the pile foundation and fixed to the mounting frame 1.

[0032] In the embodiment Figures 2 to 5 As shown, each layer of reinforcement frame 2 includes an outer ring frame 21, an inner ring frame 22 and multiple connecting plates 23 connecting the inner and outer ring frames. The outer ring frame 21 is fixed to the annular support frame of the mounting frame 1 and can be directly connected by bolts. The outer ring frame 21 and the inner ring frame 22 are both assembled from multiple arc-shaped ring pieces. The inner diameter of the inner ring frame 22 matches the outer diameter of the pile foundation 5 to be reinforced, and the inner ring frame 22 is fixedly sleeved on the pile foundation 5 to be reinforced. The outer ring frames 21 of two adjacent layers of fixed frames 2 and the inner ring frames 22 of two adjacent layers of fixed frames 2 are respectively connected by multiple reinforcing support frames 3, and the inner ring frame 22 of each layer of fixed frame 2 is connected to the outer ring frame 21 of the adjacent fixed frame 2 by multiple reinforcing diagonal braces 4. The outer ring frame 21 is an annular bracket formed by splicing multiple first arc-shaped ring pieces, and each of the first arc-shaped ring pieces is provided with a first splicing protrusion 213 and a first splicing groove 214 that match each other at both ends, and a first splicing fixing hole 211 is provided correspondingly at the first splicing protrusion 213 and the first splicing groove 214. The adjacent two first arc-shaped ring pieces are spliced ​​with each other through the first splicing protrusion 213 and the first splicing groove 214, and are fixedly connected through the first splicing fixing hole 211 and screws.

[0033] In the embodiment, Figures 2 to 5As shown, one end of each connecting plate 23 is provided with a splicing convex plate 231, and a first splicing socket 212 for splicing the connecting plate 23 is provided on the inner side of the middle part of each first arc-shaped ring piece of the outer ring frame 21, and the first splicing socket 212 matches the splicing convex plate 231 at the end of the connecting plate 23; the inner ring frame 22 is an annular bracket formed by splicing a plurality of second arc-shaped ring pieces, and a second splicing socket 222 and a second splicing fixing hole 221 are provided at both ends of each second arc-shaped ring piece, and the second splicing socket 222 is an L-shaped notch, and the second splicing sockets 22 of the adjacent two second arc-shaped ring pieces are spliced ​​into A groove that matches the splicing protrusion 231 at the end of the connecting plate 23; the connecting plate 23 is distributed in the middle of each first arc-shaped ring segment and at the connection between two adjacent second arc-shaped ring segments. One end of the connecting plate 23 located in the middle area of ​​each first arc-shaped ring segment is plugged into the first splicing socket 212 in the middle of the first arc-shaped ring segment, and the other end is fixedly connected to the middle of the corresponding second arc-shaped ring segment. The connecting plate 23 located at the connection between two adjacent second arc-shaped ring segments has one end plugged into the groove where the second splicing sockets 22 of the two adjacent second arc-shaped ring segments are spliced, and the other end is fixedly connected to the corresponding first arc-shaped ring segment. To ensure a secure connection, bolt holes are provided on the first splicing socket 212, the second splicing socket 222, and the splicing protrusion 231. After the splicing protrusion 231 is plugged into the first splicing socket 212 or the second splicing socket 222, the connection is reinforced with bolts.

[0034] The embodiment provides a pile foundation reinforcement device for civil engineering, such as Figures 1 to 5 As shown, the reinforced support frame 3 is a cylindrical support rod, and a first support mounting hole 210 is opened in the middle of the surface of each first arc-shaped ring piece of the outer ring frame 21, and a second support mounting hole 220 is opened in the middle of each second arc-shaped ring piece of the inner ring frame 22. The outer ring frame 21 and the inner ring frame 22 are connected to the reinforced support frame 3 through the first support mounting hole 210 and the second support mounting hole 220 respectively, which makes it convenient for the outer ring frame 21 and the inner ring frame 22 to be stably connected to the reinforced support frame 3 after splicing during use; the first support mounting hole 210 is located on the outer side of the upper surface of the first arc-shaped ring piece, and the second support mounting hole 220 is located on the inner side of the upper surface of the second arc-shaped ring piece, which makes it convenient to splice into a circular ring during use, and facilitates the simultaneous connection of the outer ring frame 21 and the inner ring frame 22 with the reinforced support frame 3 and the reinforced diagonal support frame 4.

[0035] In the embodiment, Figure 7As shown, the reinforced support frame 3 includes a support column 31 located above the reinforcement frame 2 and a support stud 32 located below the reinforcement frame 2. The support column 31 and the support stud 32 are respectively fixed to the reinforcement frame 2 by fixing screws 33. The support column 31 and the support stud 32 are arranged on the same straight line and can be fixed as a whole by a fixing screw 33. The support column 31 can be installed at the first support mounting hole 210 on the outer ring frame 21 or the second support mounting hole 220 on the inner ring frame 22 by the fixing screw 33. The support column 31 and the support stud 32 match each other. The support stud 32 at the bottom of the upper reinforcement frame 2 can be screwed into the support column 31 at the top of the lower fixed frame 2, so that the support column 31 and the support stud 32 are supported between two adjacent reinforcement frames 2.

[0036] The reinforced support frame 3 using the above technical solution is supported between the outer ring frame 21 and the inner ring frame 22 by the support cylinder 31 and the support stud 32 of the reinforced support frame 3 when in use, so that the reinforcement frame mechanism 2 is more stable when installed on the outside of the pile foundation, and the reinforcement of the pile foundation by the reinforcement frame mechanism 2 is strengthened.

[0037] The embodiment provides a pile foundation reinforcement device for civil engineering, such as Figure 1 、 Figure 6 and Figure 7As shown, the reinforced diagonal support frame 4 includes a first connecting seat 41 and a second connecting seat 44. One end of the first connecting seat 41 is rotatably connected to the first support rod 42, and one end of the second connecting seat 44 is rotatably connected to the second support rod 43. The adjacent ends of the second support rod 43 and the first support rod 42 are connected to each other through an adjustment slot 420 and an adjustment plug rod 430. The first connecting seat 41 is installed on the outer ring frame 21 through the mounting fixing hole 410, and the second connecting seat 44 is installed on the inner ring frame 22 through the fixing screw hole 440. The installation position of the first connecting seat 41 corresponds to the installation position of the reinforced support frame 3 on the outer ring frame 21, and the installation position of the second connecting seat 42 corresponds to the installation position of the reinforced support frame 3 on the inner ring frame 22. The second connecting seat 44 is fixed between the upper inner ring frame 22 and the support stud 32 through the fixing screw hole 440 and the fixing screw 33, and the first connecting seat 41 is installed between the lower outer ring frame 21 and the support stud 32 through the installation fixing hole 410 and the fixing screw 33, or the second connecting seat 44 is fixed between the upper outer ring frame 21 and the support stud 32 through the fixing screw hole 440 and the fixing screw 33, and the first connecting seat 41 is installed between the lower inner ring frame 22 and the support stud 32 through the installation fixing hole 410 and the fixing screw 33. The two installation directions make the reinforcing diagonal support frame 4 installed in an X shape between the reinforcement frame mechanism 2 for support. The reinforcing diagonal brace 4 is installed in an inclined shape between the reinforcement frame mechanism 2, and the adjacent reinforcing diagonal braces 4 are installed in an X shape. The second connecting seat 44 is fixedly connected to the outer ring frame 21 through the first splicing fixing hole 211 and screws, so that the reinforcing diagonal brace 4 is more stable during support installation; a mounting seat is provided at one end of the first connecting seat 41 corresponding to the position of the mounting fixing hole 410, and a rotating cavity is provided at the other end of the first connecting seat 41 corresponding to the position of the first support rod 42, which facilitates the rotation of the first connecting seat 41 so that the mounting fixing hole 410 can be conveniently connected upward or downward.

[0038] The position of the fixing screw 33 corresponds to the position of the first support mounting hole 210, the second support mounting hole 20, the fixing screw hole 440 and the installation fixing hole 410, and one end of the fixing screw 33 is threaded inside the first support mounting hole 210, the second support mounting hole 20, the fixing screw hole 440 and the installation fixing hole 410, which makes it convenient to strengthen the support frame 3 and cooperate with the strengthening diagonal support frame 4 to support between the reinforcement frame mechanism 2 when in use.

[0039] The reinforcement device in the embodiment of the present invention is characterized in that the connecting plate 23 is mounted on the outer ring frame 21 by means of the splicing convex plate 231 and the first splicing socket 212, and the connecting plate 23 is mounted on the inner ring frame 22 by means of the splicing convex plate 231 and the second splicing socket 222, and the two adjacent second arc-shaped ring plates of the inner ring frame 22 are spliced ​​and connected by means of the second splicing socket 222 and the splicing convex plate 231, and the splicing convex plate 231 is fixedly mounted on the inside of the second splicing socket 222 by means of the second splicing fixing hole 221 and the screw, and is spliced ​​into an annular sleeve on the outside of the pile foundation by means of the inner ring frame 22, and the connecting plate 23 is spliced ​​by means of the splicing convex plate 231 and the second splicing socket 222. 22 is engaged with the inner ring frame 22 and fixed by the second splicing fixing hole 221 and screws. The ring formed by the inner ring frame 22 is fixed and fixed to the connecting plate 23 at the same time. At the same time, the outer ring frame 21 is spliced ​​into a ring by the first splicing protrusion 213 and the first splicing groove 214 and fixed by the first splicing fixing hole 211 and screws. The splicing protrusion 231 of the connecting plate 23 is inserted into the first splicing socket 212 and fixed by screws, so that the reinforcement frame mechanism 2 is stably engaged with the outside of the pile foundation. The reinforcement frame 2 is formed into an inner ring by the inner ring frame 22 and is sleeved on the pile foundation. The outer ring frame 21 is formed into an outer ring and is connected to the inner ring frame 22 by the connecting plate 23. The outer ring frame 21 and the inner ring frame 22 of the reinforcement frame 2 are cross-supported by the reinforcing diagonal brace 4, and the reinforcing support frame 3 is supported between the outer ring frame 21 and the inner ring frame 22, so that the reinforcing diagonal brace 4 and the reinforcing support frame 3 are conveniently supported on the reinforcement frame mechanism 2 during use.

[0040] In the embodiment, Figure 9 Each second arcuate ring piece of the inner ring frame 22 is provided with an adjustment groove 241 on its inner side, an adjustment plate 24 is slidably mounted on the inner side of the adjustment groove 241, an adjustment screw 242 is rotatably mounted on the inner side of the inner ring frame 22, an adjustment nut 243 is fixedly mounted on one side of the adjustment groove 241, one end of the adjustment screw 242 passes through the adjustment nut 243 and is inserted into the adjustment plate 24, and the adjustment screw 242 is screwed together with the adjustment nut 243 via a thread. By rotating the adjustment screw 242, the adjustment nut 243 is driven to move, and the adjustment plate 24 is simultaneously driven to move within the adjustment groove 241, so that the adjustment plate 24 can fit the outer surface of the pile foundation 5 to be reinforced, making the inner ring frame 22 more stable after being sleeved on the pile foundation. In order to make the adjustment plate 24 fit more closely with the outer wall of the pile foundation 5 to be reinforced, the adjustment plate 24 is configured as a curved plate that matches the second arcuate ring piece. In order not to affect the installation of the reinforced support frame 3, there are two adjustment grooves 241 and adjustment plates 24 on each second arc-shaped ring piece, which are symmetrically distributed with the second support mounting hole 220 as the center. Each adjustment plate 24 is provided with two adjustment screws 242, and each adjustment screw 242 is inserted from the outer ring piece of the second arc-shaped ring piece.

[0041] The working process of the present invention is as follows: when in use, the supporting ring piece 10 is spliced ​​into a ring through the second splicing protrusion 11 and the second splicing groove 12, and then is sleeved on the outside of the pile foundation, and is inserted into the ground around the pile foundation through the fixed plug rod 13. Then, the reinforcement frame mechanism 2 is installed on the outside of the pile foundation, and is spliced ​​into a ring through the inner ring frame 22 and sleeved on the outside of the pile foundation. According to the diameter of the pile foundation, the adjusting nut 243 is driven to move by rotating the adjusting screw 242, and at the same time, the adjusting plate 24 is driven to be fixed in the adjusting groove 241, so that the adjusting groove 241 can fit the outer surface of the pile foundation, so that the inner ring frame 22 is more stable after being sleeved on the pile foundation, and the connecting plate 23 is spliced ​​by the convex plate 231, the second The splicing socket 222 is engaged with the inner ring frame 22 and fixed by the second splicing fixing hole 221 and screws. The ring formed by the inner ring frame 22 is fixed to the connecting plate 23 at the same time. At the same time, the outer ring frame 21 is spliced ​​into a ring through the first splicing protrusion 213 and the first splicing groove 214 and fixed by the first splicing fixing hole 211 and screws. The splicing protrusion 231 of the connecting plate 23 is inserted into the first splicing socket 212 and fixed by screws, so that the reinforcement frame mechanism 2 is stably engaged with the outside of the pile foundation. Similarly, multiple reinforcement frame mechanisms 2 are sequentially arranged on the pile foundation, and the reinforcement frame mechanisms 2 are connected by the reinforcing support frame 3 and the reinforcing diagonal support frame 4. The support column 31 is fixedly mounted on the upper side of the reinforcement frame mechanism 2 by means of fixing screws 33, the first support mounting hole 210 and the second support mounting hole 20, and the support stud 32 is fixedly mounted on the lower side of the reinforcement frame mechanism 2 by means of fixing screws 33. At the same time, the second connecting seat 44 is fixed between the upper inner ring frame 22 and the support stud 32 by means of fixing screw holes 440 and fixing screws 33. The first connecting seat 41 is fixed between the lower outer ring frame 21 and the support stud 32 by means of fixing fixing holes 410 and fixing screws 33, or the second connecting seat 44 is fixed between the upper outer ring frame 21 and the support stud 32 by means of fixing screw holes 440 and fixing screws 33. The first connecting seat 41 is fixed by means of fixing fixing holes 410 and fixing screws 33. The holes 410 and fixing screws 33 are installed between the lower inner ring frame 22 and the support studs 32. The two installation directions make the reinforcing diagonal support frame 4 installed in an X shape between the reinforcement frame mechanism 2 for support, and the second support rod 43 and one end of the first support rod 42 are slidably connected by adjusting the slide groove 420 and the adjusting plug rod 430. The length can be adjusted to a certain extent according to the installation position of the reinforcing diagonal support frame 4, and then fixed by screws after adjustment to adapt to installation in different positions, and the support studs 32 are installed on the inner side of the support cylinder 31, so that the support cylinder 31 and the support studs 32 are supported between the reinforcement frame mechanism 2, making the reinforcement frame mechanism 2 more stable when supporting and strengthening the support for the pile foundation.

[0042] From the above description, it can be seen that the present invention has the following beneficial effects: when in use, it is supported on the outside of the pile foundation by the reinforcement frame mechanism 2, and is supported between the reinforcement frame mechanisms 2 by the strengthening diagonal support frame 4, thereby ensuring that the reinforcement frame mechanism 2 is more stable when reinforcing the pile foundation. After the pile foundation is completed, it can be reinforced by the device, thereby ensuring that the pile foundation is more stable.

[0043] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0044] The above description is only used to illustrate the technical solution of the present invention and is not intended to limit it. Other modifications or equivalent substitutions made to the technical solution of the present invention by ordinary technicians in this field should be included in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A pile foundation reinforcement device for civil engineering, characterized by: The reinforcement device comprises a mounting frame (1) and a multi-layer reinforcement frame (2), the bottom layer reinforcement frame (2) is fixed on the mounting frame (1), a plurality of reinforcement support frames (3) and reinforcement diagonal support frames (4) are provided between two adjacent layers of reinforcement frames (2), and the bottom layer fixed frame (2) is fixed on the mounting frame (1); the mounting frame (1) comprises an annular support frame and a plurality of fixed insertion rods (13) dispersedly arranged at the bottom of the annular support frame, the annular support frame is formed by splicing a plurality of arc-shaped support ring pieces (10), and at least one fixed insertion rod (13) is provided at the bottom of each arc-shaped support ring piece (10); Each layer of reinforcement frame (2) comprises an outer ring frame (21), an inner ring frame (22) and a plurality of connecting plates (23) connecting the inner and outer ring frames, wherein the outer ring frame (21) and the inner ring frame (22) are assembled from a plurality of arc-shaped ring pieces, the inner diameter of the inner ring frame (22) matches the outer diameter of the pile foundation (5) to be reinforced, and the inner ring frame (22) is fixedly sleeved on the pile foundation (5) to be reinforced; the outer ring frames (21) of two adjacent layers of fixed frames (2) and the inner ring frames (22) of two adjacent layers of fixed frames (2) are respectively connected by a plurality of reinforcement support frames (3), and the inner ring frame (22) of each layer of fixed frames (2) is connected to the outer ring frame (21) of the adjacent fixed frames (2) by a plurality of reinforcement diagonal bracing frames (4).

2. A pile foundation reinforcement device for civil engineering according to claim 1, characterized in that: The outer ring frame (21) is an annular bracket formed by splicing a plurality of first arc-shaped ring pieces, wherein both ends of each first arc-shaped ring piece are provided with first splicing protrusions (213) and first splicing grooves (214) that match each other, and first splicing fixing holes (211) are correspondingly provided at the first splicing protrusions (213) and the first splicing grooves (214), and two adjacent first arc-shaped ring pieces are spliced ​​and engaged with each other through the first splicing protrusions (213) and the first splicing grooves (214), and are fixedly connected through the first splicing fixing holes (211) and screws.

3. A pile foundation reinforcement device for civil engineering according to claim 2, characterized in that: Each connecting plate (23) is provided with a splicing convex plate (231) at one end thereof, and a first splicing socket (212) for splicing the connecting plate (23) is provided on the inner side of the middle portion of each first arc-shaped ring piece of the outer ring frame (21), and the first splicing socket (212) matches the splicing convex plate (231) at the end of the connecting plate (23); the inner ring frame (22) is an annular bracket formed by splicing a plurality of second arc-shaped ring pieces, and each second arc-shaped ring piece is provided with a second splicing socket (222) and a second splicing fixing hole (221) at both ends thereof, and the second splicing socket (222) is an L-shaped notch, and the second splicing sockets (221) of two adjacent second arc-shaped ring pieces are connected to each other. 2) spliced ​​into a groove that matches the splicing convex plate (231) at the end of the connecting plate (23); the connecting plate (23) is distributed in the middle of each first arc-shaped ring piece and at the connection between two adjacent second arc-shaped ring pieces, one end of the connecting plate (23) arranged in the middle area of ​​each first arc-shaped ring piece is plugged into the first splicing socket (212) in the middle of the first arc-shaped ring piece, and the other end is fixedly connected to the middle of the corresponding second arc-shaped ring piece; the connecting plate (23) arranged at the connection position of two adjacent second arc-shaped ring pieces has one end plugged into the groove spliced ​​by the second splicing sockets (222) of the two adjacent second arc-shaped ring pieces, and the other end is fixedly connected to the corresponding first arc-shaped ring piece.

4. A pile foundation reinforcement device for civil engineering according to claim 1, 2 or 3, characterized in that: The diameter of the annular support frame of the mounting frame (1) matches that of the outer ring frame (21), and the outer ring frame (21) is fixed to the annular support frame of the mounting frame (1); the fixed insertion rods (13) are equidistantly distributed below the annular support frame of the mounting frame (1), and a fixed insertion rod (13) is provided in the middle of each arc-shaped support ring piece (10).

5. A pile foundation reinforcement device for civil engineering according to claim 1, 2 or 3, characterized in that: Each arc-shaped support ring piece (10) is provided with a second splicing protrusion (12) and a second splicing groove (11) that match each other at both ends, and bolt holes are correspondingly opened on the second splicing protrusion (12) and the second splicing groove (11); when two adjacent arc-shaped support ring pieces (10) are spliced ​​together, the second splicing protrusion (12) at one end of each arc-shaped support ring piece (10) is embedded in the second splicing groove (11) on the other adjacent arc-shaped support ring piece (10), and the connection is fixed by bolts.

6. A pile foundation reinforcement device for civil engineering according to claim 1, 2 or 3, characterized in that: The reinforcing support frame (3) comprises a supporting column (31) located above the reinforcing frame (2) and a supporting stud (32) located below the reinforcing frame (2); the supporting column (31) and the supporting stud (32) are respectively fixed to the reinforcing frame (2) by fixing screws (33); the supporting column (31) and the supporting stud (32) match each other; when two adjacent layers of reinforcing frames (2) are spliced, the supporting stud (32) at the bottom of the upper reinforcing frame (2) is screwed into the supporting column (31) at the top of the lower fixing frame (2).

7. The pile foundation reinforcement device for civil engineering according to claim 3, characterized in that: The reinforcing support frame (3) is a cylindrical support rod, a first support mounting hole (210) is opened in the middle of the surface of each first arc-shaped ring piece of the outer ring frame (21), and a second support mounting hole (220) is opened in the middle of each second arc-shaped ring piece of the inner ring frame (22), and the outer ring frame (21) and the inner ring frame (22) are connected to the reinforcing support frame (3) through the first support mounting hole (210) and the second support mounting hole (220) respectively; the first support mounting hole (210) is located at the outer side of the upper surface of the first arc-shaped ring piece, and the second support mounting hole (220) is located at the inner side of the upper surface of the second arc-shaped ring piece.

8. The pile foundation reinforcement device for civil engineering according to claim 3, characterized in that: An adjusting groove (241) is provided on the inner side of each second arc-shaped ring piece of the inner ring frame (22), an adjusting plate (24) is slidably mounted on the inner side of the adjusting groove (241), an adjusting screw (242) is rotatably mounted on the inner side of the inner ring frame (22), an adjusting nut (243) is fixedly mounted on one side of the adjusting groove (241), one end of the adjusting screw (242) passes through the adjusting nut (243) and is inserted into the adjusting plate (24), and the adjusting screw (242) is screwed together with the adjusting nut (243) through a thread, and the adjusting screw (242) is driven to move the adjusting nut (243) by rotating the adjusting screw (242), and the adjusting plate (24) is driven to move in the adjusting groove (241) at the same time.

9. The pile foundation reinforcement device for civil engineering according to claim 6, characterized in that: The reinforced diagonal brace (4) comprises a first connecting seat (41) and a second connecting seat (44), one end of the first connecting seat (41) is rotatably connected to the first support rod (42), one end of the second connecting seat (44) is rotatably connected to the second support rod (43), and the adjacent ends of the second support rod (43) and the first support rod (42) are connected to each other through an adjusting slot (420) and an adjusting plug rod (430); the first connecting seat (41) is installed on the outer ring frame (21) of one layer of the fixed frame through the installation fixing hole (410), and the second connecting seat (44) is installed on the inner ring frame (22) of the upper or lower fixed frame of the adjacent layer through the fixing screw hole (440), and the adjacent reinforced diagonal braces (4) are installed in an X shape.

10. The pile foundation reinforcement device for civil engineering according to claim 9, characterized in that: The support column (31) and the support stud (32) are arranged on the same straight line and are fixed as a whole by a fixing screw (33); the installation position of the first connecting seat (41) of the reinforced diagonal support frame (4) corresponds to the installation position of the reinforced support frame (3) on the outer ring frame (21); the installation position of the second connecting seat (44) corresponds to the installation position of the reinforced support frame (3) on the inner ring frame (22); and the first connecting seat (41) and the second connecting seat (44) are fixed as a whole by the fixing screws (33) corresponding to the reinforced support frame (3); a mounting seat is provided at one end corresponding to the position of the mounting fixing hole (410), and a rotation cavity is provided at the other end of the first connecting seat (41) corresponding to the position of the first support rod (42).

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