Connecting structure of pressure-bearing pile top and bearing platform for building

Abstract

The invention discloses a pressure-bearing pile top and bearing platform connecting structure which comprises a pressure-bearing pile, the pressure-bearing pile comprises a pile body, a plurality of convex rings are arranged on the lower portion of the outer side of the pile body, a threaded sleeve and a conical ring are fixedly arranged in the middle of the outer side of the pile body, and a stepped hole is jointly formed in the middle between a pile head and the pile body. A plurality of first fixing pull rings and a bearing platform are installed on the upper portion of the outer side of the pile body, a filling core located in a stepped hole is installed in the middle of the lower surface of the platform body, a plurality of second fixing pull rings corresponding to the first fixing pull rings are installed on the lower surface of the platform body, and recovery assemblies are installed between the second fixing pull rings and the first fixing pull rings. The influence of the external environment can be prevented, the stability of connection between the pressure-bearing pile and the bearing platform can be improved, the contact between the pressure-bearing pile and the bearing platform can be improved, and the contact condition and the bearing stress condition between the pressure-bearing pile and the bearing platform can be estimated through the value change of the tension sensor by the recovery assembly.

Description

Technical Field

[0001] The invention relates to the technical field of construction engineering, in particular to a connection structure between a top of a pressure-bearing pile and a cap for construction. Background Art

[0002] With the rapid development of urban water conservancy construction and China's urbanization rate, urban infrastructure construction has developed rapidly. The corresponding engineering foundation has achieved rapid development. In order to speed up the progress of the project, most of the pressure piles used in the construction are prefabricated with concrete, and then transported to the construction site for the production of the cap and the connection between the pressure piles and the cap.

[0003] The connection method currently used cannot achieve stability at the connection. For example, a connection structure between the top of a pressure-bearing pile and a cap disclosed in CN208152068U is prone to unstable connection after long-term erosion, thus causing safety hazards. At the same time, when the cap is subjected to greater force, the position of the pressure-bearing pile and the cap is easily changed, which is more dangerous. Therefore, we propose a connection structure between the top of a pressure-bearing pile and a cap. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: a construction pressure-bearing pile top and cap connection structure, comprising a pressure-bearing pile, the pressure-bearing pile comprising a pile body, a plurality of convex rings are arranged at the lower outer side of the pile body, a threaded sleeve and a conical ring are fixedly arranged at the middle outer side of the pile body, the conical ring is located above the threaded sleeve, a pile head is installed at the top of the pile body, one or more hooks are fixedly installed at the top of the pile head, a stepped hole is commonly arranged at the middle between the pile head and the pile body, a baffle is installed at the large-diameter bottom end of the stepped hole, a plurality of concave rings are arranged at the large-diameter middle of the stepped hole, and a plurality of first fixed pull rings are installed at the top outer side of the pile body; A pedestal, the pedestal is located above the pressure-bearing pile, the pedestal includes a pedestal body, a filling core located inside the stepped hole is installed in the middle of the lower surface of the pedestal body, the hook is located inside the pedestal, a second fixed pull ring is installed on the lower surface of the pedestal body, and the second fixed pull ring is arranged corresponding to the first fixed pull ring, and a recovery component is installed between the second fixed pull ring and the first fixed pull ring.

[0005] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the platform described in the present invention, wherein: a sealing groove is provided at the edge of the lower surface of the platform body, a sealing rubber pad is installed inside the sealing groove, a sealing member is sleeved on the outer side of the pile body, the sealing member includes a sealing body, the top edge of the sealing body is located inside the sealing groove, a conical pressure head is fixedly connected to the bottom end of the sealing body, the conical pressure head is arranged corresponding to the lower surface of the conical ring, a threaded ring is threadedly installed on the outer side of the threaded sleeve, the threaded ring includes a ring body threadedly connected to the threaded sleeve, a conical groove surface is provided on the top of the ring body, and the conical groove surface matches the conical pressure head.

[0006] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the cap platform described in the present invention, the top of the pile head is provided with equidistantly spaced bumps, the lower surface of the platform body is provided with grooves corresponding to the bumps, and the bumps are located inside the grooves.

[0007] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the cap platform described in the present invention, gaps are arranged at equal intervals on the side of the pile head, and a limiting block located inside the gap is arranged at the bottom end of the platform body.

[0008] As a preferred solution of the connection structure between the top of the pressure pile and the platform described in the present invention, the recovery assembly includes a first mounting ring connected to the second fixed pull ring, and a second mounting ring connected to the first fixed pull ring, a telescopic rod is fixedly mounted on one side of the first mounting ring, a guide cylinder is fixedly mounted on one side of the second mounting ring, one end of the telescopic rod is located inside the guide cylinder, guide through holes are provided on both sides of the guide cylinder, a baffle rod passing through the guide through hole is inserted at one end of the telescopic rod, a baffle plate is fixedly mounted at one end of the guide cylinder, a spring is sleeved on the outer side of the guide cylinder, and the spring is located between the baffle plate and the baffle rod.

[0009] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the cap platform of the present invention, the area of ​​the top of the pile head is larger than the area of ​​the bottom, and the upper outer part of the pile head is located inside the platform body.

[0010] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the cap described in the present invention, the pressure-bearing pile is an integrally formed structure.

[0011] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the cap platform of the present invention, the cap platform is an integrally formed structure, and the outer surface of the cap platform is a circular structure or a polygonal structure.

[0012] As a preferred solution of the connection structure between the top of the pressure-bearing pile and the cap described in the present invention, a tension sensor is fixedly mounted on one side of the second mounting ring, and the tension sensor is located in the guide cylinder.

[0013] Beneficial effects of the present invention: The threaded ring and the sealing member provided in the present invention can achieve sealing of the contact surface between the pressure-bearing pile and the cap, thereby preventing the influence of the external environment and increasing the stability of the connection between the pressure-bearing pile and the cap; The convex ring is provided to increase the contact with the ground, and the concave ring is provided to increase the contact with the filling core, thereby improving the support stability. The convex blocks, concave grooves and gaps provided can increase the contact between the pressure-bearing pile and the cap, thereby making the connection between the pressure-bearing pile and the cap more stable. The recovery component can estimate the contact condition and the bearing force condition between the pressure pile and the cap through the value change of the tension sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an overall diagram of the connection structure between the top of the pressure pile and the cap.

[0015] Figure 2 It is a cross-sectional view of the connection structure between the top of the pressure-bearing pile and the cap.

[0016] Figure 3 This is an overall diagram of the bearing pile with a connection structure between the pile top and the cap.

[0017] Figure 4 A cross-sectional view of the bearing pile showing the connection structure between the pile top and the cap.

[0018] Figure 5 It is a cross-sectional view of the restoration assembly of the connection structure between the top of the pressure-bearing pile and the cap.

[0019] Figure numerals: pressure pile 100, threaded sleeve 101, convex ring 102, pile body 103, conical ring 104, protrusion 105, gap 106, hook 107, first fixed pull ring 108, pile head 109, stepped hole 110, concave ring 111, baffle 112, threaded ring 200, ring body 201, conical groove surface 202, seal 300, sealing body 301, conical pressure head 302, base 400, base body 401, groove 402, sealing groove 403, second fixed pull ring 404, core filling 405, sealing rubber pad 406, recovery assembly 500, first mounting ring 501, telescopic rod 502, baffle 503, spring 504, baffle rod 505, tension sensor 506, second mounting ring 507, guide cylinder 508, guide through hole 509. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0021] Example 1 Reference Figure 1-Figure 4, which is the first embodiment of the present invention, and provides a connection structure between the top of a pressure-bearing pile and a cap for construction, including a pressure-bearing pile 100, the pressure-bearing pile 100 including a pile body 103, a plurality of convex rings 102 are arranged at the lower outer portion of the pile body 103, a threaded sleeve 101 and a conical ring 104 are fixedly arranged at the middle outer portion of the pile body 103, the conical ring 104 is located above the threaded sleeve 101, a pile head 109 is installed at the top of the pile body 103, at least one hook 107 is fixedly installed at the top of the pile head 109, a stepped hole 110 is commonly arranged in the middle between the pile head 109 and the pile body 103, a baffle 112 is installed at the large-diameter bottom end of the stepped hole 110, a plurality of concave rings 111 are arranged at the large-diameter middle portion of the stepped hole 110, a plurality of first fixed pull rings 108 are installed at the top outer portion of the pile body 103, the convex ring 102 can increase the contact with the ground, increase the friction between it and the ground, thereby improving the support stability.

[0022] The foundation 400 is located above the pressure-bearing pile 100. The foundation 400 includes a platform body 401. A filling core 405 located inside the stepped hole 110 is installed in the middle of the lower surface of the platform body 401. The hook 107 is located inside the foundation 400. A second fixed pull ring 404 is installed on the lower surface of the platform body 401, and the second fixed pull ring 404 is arranged corresponding to the first fixed pull ring 108. The concave ring 111 can increase the contact surface with the filling core 405, thereby increasing the connection effect and increasing the connection friction.

[0023] A sealing groove 403 is provided at the edge of the lower surface of the platform 401, and a sealing rubber pad 406 is installed inside the sealing groove 403. A sealing member 300 is sleeved on the outer side of the pile body 103. The sealing member 300 includes a sealing body 301. The top edge of the sealing body 301 is located inside the sealing groove 403. A conical pressure head 302 is fixedly connected to the bottom end of the sealing body 301. The conical pressure head 302 is arranged corresponding to the lower surface of the conical ring 104. A threaded ring 200 is threadedly installed on the outer side of the threaded sleeve 101. The threaded ring 200 includes a ring body 201 threadedly connected to the threaded sleeve 101. A conical groove surface 202 is provided at the top of the ring body 201. The conical groove surface 202 matches the conical pressure head 302. The conical groove surface 202 on the ring body 201 squeezes the conical pressure head 302 on the sealing member 300 upward to achieve extrusion fixed sealing. At the same time, the top end of the sealing member 300 squeezes the sealing rubber pad 406 to achieve sealing.

[0024] The top of the pile head 109 is evenly spaced with bumps 105 , and the lower surface of the platform 401 is provided with grooves 402 corresponding to the bumps 105 . The bumps 105 are located inside the grooves 402 , which can increase contact stability and improve connection effect.

[0025] Gaps 106 are arranged at equal intervals on the side of the pile head 109 , and a limit block located inside the gap 106 is arranged at the bottom end of the platform 401 , which can increase the contact stability and improve the connection effect.

[0026] The area of ​​the top of the pile head 109 is larger than that of the bottom, and the upper outer portion of the pile head 109 is located inside the platform 401, so the contact area is large and the contact is stable, thereby improving the connection stability.

[0027] The pressure-bearing pile 100 is an integrally formed structure, which is stable and has greatly improved use effect.

[0028] The platform 401 is an integrally formed structure, and the outer surface of the platform 401 is a circular structure or a polygonal structure, which has a stable structure and greatly improves the use effect.

[0029] A tension sensor 506 is fixedly installed on one side of the second mounting ring 507, and the tension sensor 506 is located in the guide tube 508. The contact condition and the bearing force condition between the pressure pile 100 and the base 400 can be estimated through the value change of the tension sensor 506, and the force change can be fed back to the computer connected to the outside, so as to determine the direction and magnitude of the force.

[0030] Example 2 Reference Figure 1-Figure 5 , which is the second embodiment of the present invention, is based on the previous embodiment, and is different from the previous embodiment in that: on the basis of the first embodiment, a recovery assembly 500 is installed between the second fixed pull ring 404 and the first fixed pull ring 108 .

[0031] The recovery assembly 500 includes a first mounting ring 501 connected to the second fixed pull ring 404, and a second mounting ring 507 connected to the first fixed pull ring 108. A telescopic rod 502 is fixedly mounted on one side of the first mounting ring 501. The telescopic rod 502 can move inside the guide cylinder 508. When moving toward each other, the spring 504 receives a squeezing force, and the reaction force of the squeezing force can make the telescopic rod 502 and the guide cylinder 508 have a tendency to move relative to each other, thereby effectively ensuring that the recovery assembly 500 is in a constant tendency. , which can ensure the stable connection between the pressure pile 100 and the platform 400. A guide cylinder 508 is fixedly installed on one side of the second mounting ring 507. One end of the telescopic rod 502 is located inside the guide cylinder 508. Guide through holes 509 are arranged on both sides of the guide cylinder 508. A stopper 505 penetrating the guide through hole 509 is inserted at one end of the telescopic rod 502. A stopper 503 is fixedly installed at one end of the guide cylinder 508. A spring 504 is sleeved on the outer side of the guide cylinder 508. The spring 504 is located between the stopper 503 and the stopper 505. The recovery assembly 500 can correct and maintain the contact between the pressure pile 100 and the platform 400, and ensure the stability of the connection between the pressure pile 100 and the platform 400. The main function of the spring 504 is to prevent deformation due to force, and to release the reaction force after deformation due to force so that it can change to the original state.

[0032] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A connection structure between the top of a pressure-bearing pile and a cap for construction, characterized in that: include, A pressure-bearing pile (100), the pressure-bearing pile (100) comprising a pile body (103), a plurality of convex rings (102) being arranged at the lower outer portion of the pile body (103), a threaded sleeve (101) and a conical ring (104) being fixedly arranged at the middle outer portion of the pile body (103), the conical ring (104) being located above the threaded sleeve (101), a pile head (109) being installed at the top of the pile body (103), at least one hook (107) being fixedly installed at the top of the pile head (109), a stepped hole (110) being arranged in the middle between the pile head (109) and the pile body (103), a baffle (112) being installed at the bottom end of the large aperture of the stepped hole (110), a plurality of concave rings (111) being arranged at the middle of the large aperture of the stepped hole (110), and a plurality of first fixed pull rings (108) being installed at the top outer portion of the pile body (103); A capping platform (400), the capping platform (400) is located above a pressure-bearing pile (100), the capping platform (400) comprises a platform body (401), a filling core (405) located inside a stepped hole (110) is installed in the middle of the lower surface of the platform body (401), the hook (107) is located inside the capping platform (400), a second fixing pull ring (404) is installed on the lower surface of the platform body (401), and the second fixing pull ring (404) is arranged corresponding to the first fixing pull ring (108), and a recovery component (500) is installed between the second fixing pull ring (404) and the first fixing pull ring (108).

2. The construction pressure-bearing pile top and cap connection structure as claimed in claim 1, characterized in that: The lower surface edge of the platform (401) is provided with a sealing groove (403), and a sealing rubber pad (406) is installed inside the sealing groove (403). The outer side of the pile body (103) is sleeved with a sealing member (300), and the sealing member (300) comprises a sealing body (301), and the top edge of the sealing body (301) is located inside the sealing groove (403). The bottom end of the sealing body (301) is fixedly connected with a conical pressure head (302), and the conical pressure head (302) is arranged corresponding to the lower surface of the conical ring (104). The outer side of the threaded sleeve (101) is threadedly installed with a threaded ring (200), and the threaded ring (200) comprises a ring body (201) threadedly connected to the threaded sleeve (101), and the top end of the ring body (201) is provided with a conical groove surface (202), and the conical groove surface (202) matches the conical pressure head (302).

3. The construction pressure-bearing pile top and cap connection structure as claimed in claim 1, characterized in that: The top of the pile head (109) is provided with convex blocks (105) at equal intervals, and the lower surface of the platform (401) is provided with grooves (402) corresponding to the convex blocks (105), and the convex blocks (105) are located inside the grooves (402).

4. The construction pressure-bearing pile top and cap connection structure according to claim 1, characterized in that: Gaps (106) are arranged at equal intervals on the side of the pile head (109), and a limiting block located inside the gap (106) is arranged at the bottom end of the platform (401).

5. The construction pressure-bearing pile top and cap connection structure according to claim 1, characterized in that: The recovery assembly (500) comprises a first mounting ring (501) connected to a second fixed pull ring (404), and a second mounting ring (507) connected to the first fixed pull ring (108); a telescopic rod (502) is fixedly mounted on one side of the first mounting ring (501); a guide cylinder (508) is fixedly mounted on one side of the second mounting ring (507); one end of the telescopic rod (502) is located inside the guide cylinder (508); guide through holes (509) are provided on both sides of the guide cylinder (508); a blocking rod (505) penetrating the guide through hole (509) is inserted at one end of the telescopic rod (502); a baffle plate (503) is fixedly mounted at one end of the guide cylinder (508); a spring (504) is sleeved on the outer side of the guide cylinder (508); and the spring (504) is located between the baffle plate (503) and the baffle rod (505).

6. The construction pressure-bearing pile top and cap connection structure according to claim 1, characterized in that: The area of ​​the top end of the pile head (109) is larger than the area of ​​the bottom end, and the upper outer portion of the pile head (109) is located inside the platform body (401).

7. The construction pressure-bearing pile top and cap connection structure according to claim 1, characterized in that: The pressure-bearing pile (100) is an integrally formed structure.

8. The construction pressure-bearing pile top and cap connection structure as claimed in claim 1, characterized in that: The platform (401) is an integrally formed structure, and the outer surface of the platform (401) is a circular structure or a polygonal structure.

9. The construction pressure-bearing pile top and cap connection structure as claimed in claim 5, characterized in that: A tension sensor (506) is fixedly mounted on one side of the second mounting ring (507), and the tension sensor (506) is located inside the guide cylinder (508).

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