CN219908903U

CN219908903U - PRC tubular pile shear-resistant joint

Info

Publication number: CN219908903U
Application number: CN202321401254.5U
Authority: CN
Inventors: 郭武强; 周星海; 李坤; 杨舒
Original assignee: Anhui Chunfeng Construction Engineering Co ltd
Current assignee: Anhui Chunfeng Construction Engineering Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-10-27
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses a PRC pipe pile shear-resistant joint, which belongs to the technical field of pipe piles and comprises a sleeve sleeved on two adjacent pipe piles, wherein a plurality of auxiliary supporting columns for improving the shear resistance are arranged on the sleeve, a connecting assembly for connecting the adjacent pipe piles is arranged on the sleeve, and a fixing assembly for improving the connection stability of the sleeve and the pipe piles is arranged on the sleeve. The utility model has the effect of shearing resistance of the joint between two single-section piles.

Description

PRC tubular pile shear-resistant joint

Technical Field

The utility model relates to the technical field of pipe piles, in particular to a PRC pipe pile shear-resistant connector.

Background

The PRC pipe pile is formed by adding a certain number of non-prestressed reinforcing steel bars into a prestressed concrete pipe pile to form a novel mixed reinforcement prestressed pipe pile, namely the PRC pile. Compared with the traditional prestressed pipe pile, the PRC pile has improved horizontal bearing capacity and deformation performance, is suitable for the low bearing platform pile foundation of general industry and civil buildings, and can also be used for pile foundation and rigid pile composite foundation engineering in foundation pits, side slopes, embankments and soft soil areas.

When the foundation pit is excavated deeply, pile extension is needed, and the silt soft soil has the properties of high compressibility, thixotropy, rheological property and the like and can have overlarge lateral shearing stress on the PRC pipe pile joint; the existing PRC pipe pile generally uses a joint which is a welding joint, a hoop type joint or a flange type joint, and when the joint of two adjacent single-section piles receives excessive shearing stress, the joint of the pipe pile is often broken.

Disclosure of Invention

In order to improve the shearing resistance of two single-section pile joints, the utility model provides a PRC pipe pile shearing resistance joint.

The utility model provides a PRC tubular pile shear-resistant joint which adopts the following technical scheme:

the utility model provides a PRC tubular pile shear-resistant connects, locates the sleeve pipe on two adjacent tubular piles including the cover, be provided with a plurality of auxiliary stay posts that are used for improving the ability of shearing on the sleeve pipe, be provided with the coupling assembling that is used for connecting adjacent tubular pile on the sleeve pipe, be provided with on the sleeve pipe and be used for improving the fixed subassembly of sleeve pipe and tubular pile connection stability.

Through adopting above-mentioned technical scheme, when operating personnel link together two tubular piles, operating personnel insert two tubular piles in the sleeve pipe, and coupling assembling links together sleeve pipe and tubular pile, and the stability that fixed subassembly strengthened sleeve pipe and tubular pile to be connected simultaneously, when the sleeve pipe received shear force, auxiliary support post can improve sleeve pipe axis direction's intensity to improve sheathed tube bending resistance and shear resistance.

Preferably, the connecting assembly comprises a first connecting rod and a second connecting rod, a mounting seat is arranged in the sleeve, the first connecting rod penetrates through the mounting seat, two ends of the first connecting rod penetrate into two adjacent tubular piles respectively, the second connecting rod penetrates through the mounting seat in a sliding manner, the second connecting rod penetrates into the tubular piles, a first sliding groove which is used for sliding and matching with the second connecting rod is formed in the tubular piles, and a stabilizing assembly which is used for improving the connection stability of the second connecting rod and the tubular piles is arranged on the second connecting rod.

Through adopting above-mentioned technical scheme, when tubular pile and sleeve pipe connection, in the tubular pile of two connections was inserted respectively at head rod both ends, in the second connecting rod inserted adjacent tubular pile, the second connecting rod was in the same place tubular pile and mount pad connection, head rod and auxiliary stay post mutually supported, improved the shear force of being connected between two tubular piles and the mount pad, the second connecting rod improved the connection stability of tubular pile and mount pad, prevented to break away from.

Preferably, the stabilizing assembly comprises a reinforcing rod hinged to the end portion of the second connecting rod located in the tubular pile, the reinforcing rod is abutted to the inner side wall of the first sliding groove, and a pushing assembly used for driving the reinforcing rod to rotate is arranged in the sleeve.

Through adopting above-mentioned technical scheme, after the second connecting rod inserts in the first spout in the tubular pile, promote the subassembly and promote the stiffening rod and rotate around the pin joint, the stiffening rod is in the effect of promoting the subassembly with first spout inside wall butt, improves the stability that the second connecting rod is connected with the tubular pile.

Preferably, the pushing assembly comprises a driving rod, the driving rod is slidably sleeved on the second connecting rod, the driving rod is in butt joint with the reinforcing rod, an inclined plane is arranged on the end part, close to the reinforcing rod, of the driving rod, a second sliding groove which is used for sliding and matching with the driving rod is arranged in the mounting seat, a limiting block is fixedly connected to the end part, located in the second sliding groove, of the driving rod, the limiting block is in sliding and matching with the inner side wall of the second sliding groove, and a first driving assembly used for driving the driving rod to move is arranged on the sleeve.

Through adopting above-mentioned technical scheme, first drive assembly makes the actuating lever remove, and the actuating lever removes and is close to the stiffening rod, and at the actuating lever to the in-process that the stiffening rod is close to, the stiffening rod is rotated around the pin joint to the upper inclined plane promotion stiffening rod of actuating lever, and the stiffening rod rotates and with first spout inside wall butt, and the restriction piece can restrict the direction of movement of actuating lever, prevents that the actuating lever from taking place the rotation.

Preferably, the first driving assembly comprises a first bevel gear and a second bevel gear, the first bevel gear is rotatably mounted in the mounting seat, the driving rod penetrates through the first bevel gear, the first bevel gear is in threaded fit with the driving rod, a rotating column penetrates through the sleeve, the rotating column penetrates into the mounting seat, the second bevel gear is fixedly sleeved on the rotating column, the rotating column is located at the end part in the mounting seat, and the first bevel gear and the second bevel gear are meshed with each other.

Through adopting above-mentioned technical scheme, operating personnel rotates the column spinner, and the column spinner rotates and makes the second bevel gear rotate, and the second bevel gear rotates and makes first bevel gear rotate, and first bevel gear rotates and makes the actuating lever remove, and the restriction piece can restrict the direction of movement of actuating lever, prevents that the actuating lever from taking place the rotation, and the actuating lever removes and is close to the stiffening rod, at the in-process that the actuating lever is close to the stiffening rod, the upper inclined plane of actuating lever promotes the stiffening rod and rotates around the pin joint, the stiffening rod rotate and with first spout inside wall butt.

Preferably, the fixing assembly comprises a supporting pad, a supporting plate is slidably arranged on the sleeve, the supporting plate is fixedly connected with the supporting pad, one side of the supporting pad is abutted to the sleeve, the other side of the supporting pad is abutted to the pipe pile, an inclined surface is arranged at the end part, close to the sleeve, of the supporting pad, and a second driving assembly for driving the supporting plate to move is arranged on the sleeve.

Through adopting above-mentioned technical scheme, after tubular pile and sleeve pipe connection are accomplished, second drive assembly drive backup pad removes, and the backup pad removes and makes the supporting pad remove, and the supporting pad removes to between the gap of sleeve pipe and tubular pile, along with the continuous removal of supporting pad, the sleeve pipe is constantly fastened with the connection of tubular pile.

Preferably, the second driving assembly comprises a screw rod, the screw rod penetrates through the outer side wall of the sleeve, the screw rod is connected with the sleeve in a rotating mode, the screw rod penetrates through the supporting plate, the screw rod is in threaded fit with the supporting plate, and a knob is fixedly sleeved on the screw rod.

Through adopting above-mentioned technical scheme, operating personnel rotates the knob, and the knob rotates and makes the lead screw rotate, and the lead screw rotates and makes the backup pad remove, and the backup pad removes and makes the back pad remove, thereby the back pad removes and reduces the tubular pile and rocks the range in the sleeve pipe, improves the stability that sleeve pipe and tubular pile are connected simultaneously.

Preferably, a plurality of reinforcing ribs are arranged on the sleeve.

By adopting the technical scheme, the reinforcing ribs can improve the structural strength of the sleeve and the shearing resistance of the sleeve when the sleeve is stressed.

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

1. by arranging the auxiliary support columns, when the sleeve receives shear force impact, the auxiliary support columns can improve the strength of the sleeve in the axial direction of the sleeve, so that the bending resistance and the shearing resistance of the sleeve are improved;

2. the first connecting rod and the second connecting rod are arranged, the first connecting rod is matched with the auxiliary supporting column, the shearing resistance of connection between the two tubular piles and the mounting seat is improved, and the second connecting rod improves the connection stability of the tubular piles and the mounting seat and prevents detachment;

3. through setting up the supporting pad, the supporting pad can reduce the pipe pile and rock the range in the sleeve pipe, improves the stability that sleeve pipe and tubular pile are connected simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a PRC pile shear connector according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of a connection assembly according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a sleeve; 11. auxiliary support columns; 12. reinforcing ribs; 13. a mounting base; 14. a first bevel gear; 15. a second bevel gear; 16. a spin column; 2. a connection assembly; 21. a first connecting rod; 22. a second connecting rod; 23. a reinforcing rod; 24. a driving rod; 241. a limiting block; 25. a support pad; 26. a support plate; 27. a screw rod; 271. and (5) a knob.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-2.

The embodiment of the utility model discloses a PRC pipe pile shear-resistant joint. Referring to fig. 1, a PRC pipe pile shear connector comprises a sleeve 1.

Referring to fig. 1, two pipe piles are respectively penetrated into both ends of a sleeve 1, and the two pipe piles are symmetrically arranged along the axis of the sleeve 1. A plurality of auxiliary support columns 11 are arranged on the outer side wall of the sleeve 1, and the auxiliary support columns 11 are uniformly arranged around the circumference direction of the sleeve 1. When the sleeve 1 receives a shear force, the auxiliary support column 11 can improve the strength of the sleeve 1 in the axial direction, thereby improving the bending resistance and the shearing resistance of the sleeve 1.

Referring to fig. 1 and 2, a plurality of reinforcing ribs 12 are provided on the outer sidewall of the sleeve 1, and the plurality of reinforcing ribs 12 are uniformly provided around the circumferential direction of the sleeve 1. The reinforcing ribs 12 can improve the structural strength of the sleeve 1 and improve the shearing resistance of the sleeve 1 when being stressed.

Referring to fig. 1 and 2, the sleeve 1 is provided with a reinforcing assembly comprising a support pad 25. The supporting pad 25 slides and sets up on the tubular pile, and the supporting pad 25 is provided with six, and three supporting pad 25 are located sleeve pipe 1 one end, and three supporting pad 25 are located the sleeve pipe 1 other end, and three supporting pad 25 that are located sleeve pipe 1 one end correspond the setting with three supporting pad 25 that are located the sleeve pipe 1 other end. A plurality of support pads 25 located at one side of the sleeve 1 are uniformly arranged around the circumferential direction of the sleeve 1. The end of the supporting pad 25, which is close to the sleeve 1, is provided with an inclined plane, one side of the supporting pad 25 is abutted with the sleeve 1, and the other side of the supporting pad 25 is abutted with the pipe pile.

Referring to fig. 1 and 2, the sleeve 1 is provided with a second drive assembly comprising a screw 27. The support pads 25 are fixedly connected with support plates 26, and the support plates 26 are in one-to-one correspondence with the support pads 25. The lead screw 27 wears to locate sleeve pipe 1 lateral wall, and lead screw 27 and sleeve pipe 1 rotate to be connected, and lead screw 27 is provided with three, and three lead screw 27 evenly set up around sleeve pipe 1 circumferencial direction. The single lead screw 27 corresponds to two support plates 26 at two ends of the sleeve 1, one end of the lead screw 27 penetrates through one support plate 26, the other end of the lead screw 27 penetrates through the other support plate 26 corresponding to the one support plate 26, the lead screw 27 is in threaded fit with the support plate 26, and a knob 271 is fixedly sleeved on the lead screw 27.

Referring to fig. 1 and 2, an operator rotates the knob 271, the knob 271 rotates to rotate the screw rod 27, the screw rod 27 rotates to move the support plate 26, the support plate 26 moves to move the support pad 25, and the support pad 25 moves to reduce the shaking amplitude of the pipe pile in the sleeve 1, and meanwhile, the stability of connection between the sleeve 1 and the pipe pile is improved.

Referring to fig. 1 and 2, a connection assembly 2 is provided in a sleeve 1, and the connection assembly 2 includes a first connection rod 21 and a second connection rod 22. The middle part of the sleeve 1 is provided with a mounting seat 13, and the end parts of the two tubular piles in the sleeve 1 are respectively abutted with two sides of the mounting seat 13. The first connecting rod 21 penetrates through the middle of the mounting seat 13, the first connecting rod 21 penetrates through the mounting seat 13, one end of the first connecting rod 21 penetrates into the tubular pile, and the other end of the first connecting rod 21 penetrates into the other tubular pile.

Referring to fig. 1 and 2, the second connecting rods 22 are slidably arranged on the mounting seat 13 in a penetrating manner, six second connecting rods 22 are arranged, three second connecting rods 22 are arranged on one side of the mounting seat 13 in a penetrating manner, the other three second connecting rods 22 are arranged on the other side of the mounting seat 13 in a penetrating manner, and the end parts, far away from the mounting seat 13, of the second connecting rods 22 penetrate into the pipe piles. The tubular pile is provided with a first chute along the length direction, the second connecting rods 22 are in sliding fit with the inner side walls of the first chute, and the second connecting rods 22 are in one-to-one correspondence with the first chute.

Referring to fig. 1 and 2, when the pipe pile is connected with the sleeve 1, both ends of the first connecting rod 21 are respectively inserted into two connected pipe piles, the second connecting rod 22 is inserted into an adjacent pipe pile, the second connecting rod 22 connects the pipe pile with the mounting seat 13, the first connecting rod 21 and the auxiliary supporting column 11 are mutually matched, the stability of connection between the two pipe piles and the mounting seat 13 is improved, and the connection stability of the pipe pile and the mounting seat 13 is improved by the second connecting rod 22 so as to prevent detachment.

Referring to fig. 1 and 2, a stabilizing assembly is provided on the second connecting rod 22, and includes a reinforcing rod 23. The reinforcing rods 23 are hinged to the end portions of the second connecting rods 22 located in the tubular piles, two reinforcing rods 23 are arranged on a single second connecting rod 22, and the two reinforcing rods 23 are symmetrically arranged along the axis of the second connecting rod 22.

Referring to fig. 1 and 2, a push assembly is provided within the sleeve 1, the push assembly comprising a drive rod 24. The driving rod 24 is sleeved on the second connecting rod 22, and the driving rod 24 is in sliding connection with the second connecting rod 22. One end of the driving rod 24 penetrates into the mounting seat 13, and a limiting block 241 is fixedly connected to the end of the driving rod 24 located in the mounting seat 13. The mounting seat 13 is provided with a second chute along the length direction thereof, the section of the second chute is rectangular, and the limiting block 241 is in sliding fit with the inner side wall of the second chute. The other end of the driving rod 24 penetrates into the tubular pile, the end of the driving rod 24 positioned in the tubular pile is abutted against the reinforcing rod 23, and an inclined plane is arranged at the end of the driving rod 24 close to the reinforcing rod 23.

Referring to fig. 1 and 2, a first driving assembly including a first bevel gear 14 and a second bevel gear 15 is provided on the mount 13. The first bevel gear 14 is rotatably arranged in the mounting seat 13, the first bevel gear 14 is sleeved on the end part of the driving rod 24, which is positioned in the mounting seat 13, the first bevel gear 14 is in threaded fit with the driving rod 24, and the first bevel gears 14 are in one-to-one correspondence with the driving rods 24. The sleeve 1 is provided with rotating columns 16 in a penetrating way, the rotating columns 16 are rotationally connected with the sleeve 1, three rotating columns 16 are arranged, and the three rotating columns 16 are uniformly arranged around the circumference direction of the sleeve 1. The rotary column 16 penetrates into the mounting seat 13, the second bevel gears 15 are fixedly sleeved on the end parts of the rotary column 16, which are positioned in the mounting seat 13, and two corresponding first bevel gears 14 are meshed with one second bevel gear 15 at the same time.

Referring to fig. 1 and 2, an operator rotates the rotary column 16, the rotary column 16 rotates to enable the second bevel gear 15 to rotate, the second bevel gear 15 rotates to enable the first bevel gear 14 to rotate, the first bevel gear 14 rotates to enable the driving rod 24 to move, the limiting block 241 can limit the moving direction of the driving rod 24 to prevent the driving rod 24 from rotating, the driving rod 24 moves and approaches the reinforcing rod 23, and in the process that the driving rod 24 approaches the reinforcing rod 23, the upper inclined surface of the driving rod 24 pushes the reinforcing rod 23 to rotate around a hinge point, and the reinforcing rod 23 rotates and abuts against the inner side wall of the first sliding groove.

The implementation principle of the PRC tubular pile shear-resistant joint provided by the embodiment of the utility model is as follows: when operating personnel link together two tubular piles, operating personnel insert two tubular piles in the sleeve pipe 1, and coupling assembling 2 links together sleeve pipe 1 and tubular pile, and the stability of sleeve pipe 1 and tubular pile connection is strengthened to fixed subassembly simultaneously, and when sleeve pipe 1 received shear force, auxiliary stay post 11 can improve sleeve pipe 1 axial direction's intensity to improve sleeve pipe 1's bending resistance and shearing resistance.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a PRC tubular pile shear-resistant connects which characterized in that: the pipe pile shear device comprises a sleeve (1) sleeved on two adjacent pipe piles, wherein a plurality of auxiliary supporting columns (11) used for improving the shear capacity are arranged on the sleeve (1), a connecting component (2) used for connecting the adjacent pipe piles is arranged on the sleeve (1), and a fixing component used for improving the connection stability of the sleeve (1) and the pipe piles is arranged on the sleeve (1).

2. A PRC pile shear connector as defined in claim 1, further comprising: the connecting assembly (2) comprises a first connecting rod (21) and a second connecting rod (22), a mounting seat (13) is arranged in the sleeve (1), the first connecting rod (21) penetrates through the mounting seat (13), two ends of the first connecting rod (21) penetrate into two adjacent tubular piles respectively, the second connecting rod (22) penetrates into the mounting seat (13) in a sliding mode, a first sliding groove used for sliding and matching with the second connecting rod (22) is formed in the tubular pile, and a stabilizing assembly used for improving the connection stability of the second connecting rod (22) and the tubular pile is arranged on the second connecting rod (22).

3. A PRC pile shear connector according to claim 2, characterised in that: the stabilizing assembly comprises a reinforcing rod (23), the reinforcing rod (23) is hinged to the end portion of the second connecting rod (22) located in the tubular pile, the reinforcing rod (23) is abutted to the inner side wall of the first sliding groove, and a pushing assembly used for driving the reinforcing rod (23) to rotate is arranged in the sleeve (1).

4. A PRC pile shear connector according to claim 3, characterised in that: the pushing assembly comprises a driving rod (24), the driving rod (24) is slidably sleeved on the second connecting rod (22), the driving rod (24) is in butt joint with the reinforcing rod (23), the driving rod (24) is close to an inclined plane arranged on the end portion of the reinforcing rod (23), a second sliding groove used for sliding and matching with the driving rod (24) is formed in the mounting seat (13), a limiting block (241) is fixedly connected to the end portion of the driving rod (24) located in the second sliding groove, the limiting block (241) is in sliding fit with the inner side wall of the second sliding groove, and a first driving assembly used for driving the driving rod (24) to move is arranged on the sleeve (1).

5. The PRC stake shear connector as claimed in claim 4, wherein: the first drive assembly comprises a first bevel gear (14) and a second bevel gear (15), the first bevel gear (14) is rotatably mounted in the mounting seat (13), the drive rod (24) penetrates through the first bevel gear (14), the first bevel gear (14) is in threaded fit with the drive rod (24), a rotating column (16) is arranged on the sleeve (1) in a penetrating mode, the rotating column (16) penetrates into the mounting seat (13), the second bevel gear (15) is fixedly sleeved on the end portion, located in the mounting seat (13), of the rotating column (16), and the first bevel gear (14) is meshed with the second bevel gear (15) in a meshed mode.

6. A PRC pile shear connector as defined in claim 1, further comprising: the fixing assembly comprises a supporting pad (25), a supporting plate (26) is arranged on the sleeve (1) in a sliding mode, the supporting plate (26) is fixedly connected with the supporting pad (25), one side of the supporting pad (25) is abutted to the sleeve (1), the other side of the supporting pad (25) is abutted to the pipe pile, an inclined surface is arranged at the end portion, close to the sleeve (1), of the supporting pad (25), and a second driving assembly used for driving the supporting plate (26) to move is arranged on the sleeve (1).

7. The PRC stake shear connector as claimed in claim 6, wherein: the second driving assembly comprises a screw rod (27), the screw rod (27) is arranged on the outer side wall of the sleeve (1) in a penetrating mode, the screw rod (27) is connected with the sleeve (1) in a rotating mode, the screw rod (27) penetrates through the supporting plate (26), the screw rod (27) is in threaded fit with the supporting plate (26), and a knob (271) is fixedly sleeved on the screw rod (27).

8. A PRC pile shear connector as defined in claim 1, further comprising: a plurality of reinforcing ribs (12) are arranged on the sleeve (1).