Pile foundation reinforcing device for civil engineering

Abstract

The invention discloses a pile foundation reinforcing device for civil engineering. The reinforcing device comprises a mounting frame and a plurality of layers of reinforcing frames, the reinforcing frame at the lowest layer is fixed on the mounting frame, a plurality of reinforcing support frames and reinforcing inclined support frames are arranged between every two adjacent layers of reinforcing frames, and the fixing frame at the lowest layer is fixed on the mounting frame; the mounting frame comprises an annular support frame and a plurality of fixed insertion rods which are dispersedly arranged at the bottom of the annular support frame, and the annular support frame is formed by splicing a plurality of arc-shaped support ring pieces; each layer of reinforcing frame comprises an outer ring frame, an inner ring frame and a plurality of connecting plates for connecting the inner ring frame and the outer ring frame, each of the outer ring frame and the inner ring frame is formed by splicing a plurality of arc-shaped ring pieces, the inner diameter of the inner ring frame is matched with the outer diameter of a to-be-reinforced pile foundation, and the inner ring frame is fixedly arranged on the to-be-reinforced pile foundation in a sleeving manner. It can be guaranteed that the reinforcing frame is more stable when reinforcing and supporting the pile foundation, the pile foundation can be reinforced through the device after being completed, and therefore it is guaranteed 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 building various land engineering facilities; it refers to the materials, equipment used, and the technical activities such as survey, design, construction, maintenance, and repair carried out, and also refers to the object of engineering construction; pile foundation is a deep foundation composed of piles and pile caps connected to the top of the piles, or a single pile foundation connected by columns and pile foundations; pile foundation is a foundation composed of piles, soil, and caps;

[0003] In civil engineering related technologies, pile foundation is the main support system. During the construction process, the pile foundation is cast and formed by casing. After the pile foundation is formed, the casing will be removed before the subsequent construction. After the casing is removed, no other reinforcement devices are generally installed, and the area around the pile foundation will be empty without support, which will cause the pile foundation to become unstable after long-term use, posing a potential danger. Therefore, it is necessary to design a civil engineering pile foundation reinforcement device to solve the above problems. 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 for reinforcement of the pile foundation after forming 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 includes a mounting frame and a multi-layer reinforcement frame, the bottom reinforcement frame is fixed on the mounting frame, a plurality of reinforcement support frames and reinforcement diagonal support frames are arranged between two adjacent layers of reinforcement frames, and the bottom fixed frame is fixed on the mounting frame; the mounting frame includes 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 is formed by splicing a plurality of arc-shaped support ring pieces, and at least one fixed insertion rod is arranged 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 a plurality of connecting plates connecting the inner and outer ring frames. The outer ring frame and the inner ring frame are both assembled from a plurality of 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 a plurality of 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 a plurality of reinforcing diagonal support frames.

[0007] The better technical solution of the present invention is as follows: the outer ring frame is an annular bracket formed by splicing a plurality of first arc-shaped ring segments, each of the first arc-shaped ring segments 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, and two adjacent first arc-shaped ring segments 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: a splicing convex plate is provided at one end of each connecting 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 a second splicing socket and a second splicing fixing hole are provided at both ends of each second arc-shaped ring piece, and the second splicing socket is an L-shaped notch, and the second splicing sockets of two adjacent second arc-shaped ring pieces are spliced ​​into one 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 piece and the connection between two adjacent second arc-shaped ring pieces. One end of the connecting plate arranged in the middle area of ​​each first arc-shaped ring piece is plugged into the first splicing socket 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 arranged at the connecting part of two adjacent second arc-shaped ring pieces 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 piece.

[0009] The preferred 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 dispersed 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 two pieces are fixedly connected 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, and when two adjacent layers of reinforcement frames are spliced, the support studs at the bottom of the upper reinforcement frame are screwed into the support column at the top of the lower fixed frame.

[0012] A better technical solution of the present invention: 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 brace 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 an installation 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 a fixing screw hole, and the adjacent reinforced diagonal braces are installed in an X shape.

[0015] A better technical solution of the present invention: 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 comprises 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 for production and transportation, reducing the difficulty of processing and production, and facilitating stacking and transportation.

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

[0019] 3. The present invention adopts a designed mounting frame, which is fixed on the ground outside the pile foundation through the mounting frame after the pile foundation is installed. The mounting frame strengthens the support of the reinforcement frame mechanism, strengthens 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 schematic diagram of the reinforcement frame mechanism of the present invention;

[0022] Figure 3 It is a schematic diagram of the outer ring frame structure of the present invention;

[0023] Figure 4 It 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 It is a schematic diagram of the structure of the reinforced diagonal brace of the present invention;

[0026] Figure 7 It 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] Fig. 9 It 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 piece; 11, second splicing protrusion; 12, second splicing groove; 13, fixed plug 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, strengthening support frame; 31, support column; 32, support stud; 33, fixing screw; 4, strengthening diagonal support frame; 41, first connecting seat; 410, installation fixing hole; 42, first support rod; 420, adjustment slide slot; 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 be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. 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 creative work 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 after 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 reinforcement support frames 3 and reinforcement diagonal support frames 4 are arranged between two adjacent layers of reinforcement frames 2, and the bottom fixed 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 arranged 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 or welding or other connection methods, and the bottom end of the fixed plug rod 13 is arranged to be a pointed end for easy insertion into the soil layer. 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 splicing, 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 another arc-shaped support ring piece 10 adjacent to it, and is fixedly connected by bolts. The arc-shaped support ring piece 10 is spliced ​​into a ring through the second splicing protrusion 11 and the second splicing groove 12, and then sleeved on the outside of the pile foundation, inserted into the ground around the pile foundation through the fixing plug rod 13, and then the reinforcement frame mechanism 2 is installed on the outside of the pile foundation and fixed on 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 a plurality of connecting plates 23 connecting the inner and outer ring frames, and the outer ring frame 21 is fixed on 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 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 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 a plurality of 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 matching first splicing protrusions 213 and first splicing grooves 214 at both ends, and first splicing fixing holes 211 are correspondingly provided at the first splicing protrusions 213 and the first splicing grooves 214. Two adjacent first arc-shaped ring pieces are spliced ​​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.

[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 spliced ​​by multiple second arc-shaped ring pieces, and both ends of each second arc-shaped ring piece are provided with a second splicing socket 222 and a second splicing fixing hole 221, and the second splicing socket 222 is an L-shaped notch, and the second splicing sockets 22 of two adjacent second arc-shaped ring pieces are 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 the connection between the two adjacent second arc-shaped ring pieces. One end of the connecting plate 23 set 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 set at the connection position of the two adjacent second arc-shaped ring pieces, one end is plugged into the groove of the splicing of the second splicing socket 22 of the two adjacent second arc-shaped rings, and the other end is fixedly connected to the corresponding first arc-shaped ring piece. In order to ensure a firm connection, bolt holes are provided on the first splicing socket 212, the second splicing socket 222 and the splicing convex plate 231. After the splicing convex plate 231 is plugged into the first splicing socket 212 or the second splicing socket 222, the connection is reinforced by 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 respectively connected to the reinforced support frame 3 through the first support mounting hole 210 and the second support mounting hole 220, which facilitates the outer ring frame 21 and the inner ring frame 22 to be stably connected to the reinforced support frame 3 after splicing when in use; 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, which facilitates splicing into a circular ring when in use, and facilitates the outer ring frame 21 and the inner ring frame 22 to be connected to the reinforced support frame 3 and the reinforced diagonal support frame 4 at the same time.

[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, and the support column 31 and the support stud 32 are respectively fixed to the reinforcement frame 2 by fixing screws 33, and 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, and 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, and the support column 31 and the support stud 32 match each other, and the support stud 32 at the lower part of the upper reinforcement frame 2 can be screwed into the support column 31 at the upper part 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, 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 adjustment slot 420 and an adjustment plug rod 430, the first connecting seat 41 is installed on the outer ring frame 21 through a mounting fixing hole 410, and the second connecting seat 44 is installed on the inner ring frame 22 through a 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 by means of fixing screw holes 440 and fixing screws 33, and the first connecting seat 41 is installed between the lower outer ring frame 21 and the support stud 32 by means of installing 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, and the first connecting seat 41 is installed between the lower inner ring frame 22 and the support stud 32 by means of installing fixing holes 410 and fixing screws 33. The two installation directions enable the reinforcing diagonal support frame 4 to be installed in an X-shape between the reinforcement frame mechanism 2 for support. The reinforced diagonal brace frame 4 is installed in an inclined shape between the reinforcement frame mechanism 2, and the adjacent reinforced diagonal brace frames 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 reinforced diagonal brace frame 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, so that when in use, the strengthening support frame 3 is conveniently supported together with the strengthening diagonal support frame 4 between the reinforcement frame mechanism 2.

[0039] The reinforcement device in the embodiment of the present invention has a connecting plate 23 mounted on the outer ring frame 21 by means of a splicing convex plate 231 and a first splicing socket 212, and the connecting plate 23 is mounted on the inner ring frame 22 by means of a splicing convex plate 231 and a 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 inside the second splicing socket 222 by means of the second splicing fixing hole 221 and screws, and is spliced ​​into an annular sleeve on the outside of the pile foundation through 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 is fixed by the second splicing fixing hole 221 and screws. The inner ring frame 22 is fixed to the ring shape and is fixedly connected to the connecting plate 23. At the same time, the outer ring frame 21 is spliced ​​into a ring shape by the first splicing protrusion 213 and the first splicing groove 214 and is fixed by the first splicing fixing hole 211 and screws. The splicing convex plate 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 through 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 through 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 strengthening diagonal support frame 4, and the strengthening support frame 3 is supported between the outer ring frame 21 and the inner ring frame 22. When in use, it is convenient to strengthen the diagonal support frame 4 and the strengthening support frame 3 to cooperate and support on the reinforcement frame mechanism 2.

[0040] In the embodiment, Fig. 9 The inner side of each second arc-shaped ring piece of the inner ring frame 22 is provided with an adjustment groove 241, an adjustment plate 24 is slidably installed on the inner side of the adjustment groove 241, an adjustment screw 242 is rotatably installed on the inner side of the inner ring frame 22, an adjustment nut 243 is fixedly installed 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 and connected with the adjustment nut 243 through a thread, and the adjustment screw 242 is driven to move the adjustment nut 243 by rotating the adjustment screw 242, and the adjustment plate 24 is driven to move in the adjustment groove 241 at the same time, so that the adjustment plate 24 can fit the outer surface of the pile foundation 5 to be reinforced, so that the inner ring frame 22 is more stable after being sleeved and installed 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 set as an arc plate matching the second arc-shaped ring piece. In order not to affect the installation of the reinforced support frame 3, each second arc-shaped ring piece is provided with two adjustment grooves 241 and adjustment plates 24, 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 support ring piece 10 is spliced ​​into a ring through the second splicing protrusion 11 and the second splicing groove 12, and then sleeved on the outside of the pile foundation, and inserted into the ground around the pile foundation through the fixed plug rod 13, and then the reinforcement frame mechanism 2 is installed on the outside of the pile foundation, and the inner ring frame 22 is spliced ​​into a ring and sleeved on the outside of the pile foundation, and 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 on 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 inner ring frame 22 is fixed to the ring shape and fixedly connected to the connecting plate 23 at the same time. At the same time, the outer ring frame 21 is spliced ​​into a ring shape 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 convex plate 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 sleeved 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 hole 410 and the fixing screw 33 are installed between the lower inner ring frame 22 and the support stud 32. The two installation directions make the reinforced 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 reinforced diagonal support frame 4, and then fixed by screws after adjustment to adapt to installation in different positions, and the support stud 32 is installed on the inner side of the support cylinder 31, so that the support cylinder 31 and the support stud 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 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 and supporting the pile foundation, and 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 article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0044] The above description is only used to illustrate the technical solution of the present invention rather than 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 in that: The reinforcement device comprises a mounting frame (1) and a multi-layer reinforcement frame (2), the bottom reinforcement frame (2) is fixed on the mounting frame (1), a plurality of reinforcement support frames (3) and reinforcement diagonal support frames (4) are arranged between two adjacent layers of reinforcement frames (2), and the bottom 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 arranged 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, the outer ring frame (21) and the inner ring frame (22) are both 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 support 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, each of which is provided with first splicing protrusions (213) and first splicing grooves (214) that match each other at both ends, 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 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 spliced ​​by 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, and the second splicing socket (222) is an L-shaped notch, and the second splicing sockets (222) of two adjacent second arc-shaped ring pieces are connected to each other. ) are spliced ​​into a groove mouth matching 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 segment and at the connection between two adjacent second arc-shaped ring segments, one end of the connecting plate (23) arranged 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) arranged at the connection position of two adjacent second arc-shaped ring segments has one end plugged into the groove spliced ​​with the second splicing sockets (22) of the two adjacent second arc-shaped ring segments, and the other end is fixedly connected to the corresponding first arc-shaped ring segment.

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 on the annular support frame of the mounting frame (1); the fixed insertion rods (13) are evenly 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, 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 two arc-shaped support ring pieces (10) are fixedly connected 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. A 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 respectively connected to the reinforcing support frame (3) through the first support mounting hole (210) and the second support mounting hole (220); 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. A 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); the adjusting screw (242) is screwed and connected with the adjusting nut (243) through a thread; the adjusting screw (242) is rotated to drive the adjusting nut (243) to move, and at the same time, the adjusting plate (24) is driven to move in the adjusting groove (241).

9. A pile foundation reinforcement device for civil engineering according to claim 6, characterized in that: The reinforced diagonal brace frame (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 adjustment slide groove (420) and an adjustment 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 brace frames (4) are installed in an X shape.

10. A 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 (42) 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 (42) 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 rotating 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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