Pile cap

Abstract

The utility model discloses a pile cap which comprises a top plate, a cylinder body and a cushioning piece, the top of the cylinder body is connected to the top plate, a containing cavity is formed between the top plate and the cylinder body, and the pile cap further comprises a limiting structure for limiting the cushioning piece in the containing cavity. According to the pile cap, the cushioning piece can be effectively fixed, the damping effect is achieved through the cushioning piece, the damage probability of the pile head is reduced, and the pile head is protected.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a pile cap used for driving prefabricated piles. Background Art

[0002] Prefabricated reinforced concrete piles (prefabricated piles for short) have the advantages of easy production, reliable quality, good material strength, strong corrosion resistance, high bearing capacity, and low cost, so they are widely used in foundation treatment of various construction projects. Generally, during the construction of prefabricated piles, the pile cap is installed on the top of the pile to prevent the pile hammer from damaging the pile head during the hammering process. However, the existing shock-absorbing parts in the pile cap are easy to fall off, causing the pile hammer to directly hammer the metal pile cap, and the pile head is still easily damaged during the hammering process. Summary of the invention

[0003] The utility model aims to provide a pile cap to solve the problem that the existing pile cap cannot effectively fix the shock absorbing component.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A pile cap comprises a top plate, a cylinder and a shock absorbing member, wherein the top of the cylinder is connected to the top plate, a receiving cavity is provided between the top plate and the cylinder, and a limiting structure is provided for limiting the shock absorbing member in the receiving cavity.

[0006] The pile cap of the utility model is provided with a shock absorbing member, and the limiting position of the shock absorbing member makes it difficult to fall off, effectively plays a shock absorbing role during hammering, reduces the probability of damage to the pile head, and can effectively protect the pile head.

[0007] Preferably, a side wall at the top of the cylinder is provided with an installation opening for inserting the shock-absorbing component, and an inner wall of the accommodating cavity is formed with a limiting step for placing the shock-absorbing component, and the limiting structure includes an insert plate detachably provided at the installation opening for sealing the shock-absorbing component, and the insert plate is provided in a socket on the side wall of the cylinder.

[0008] Preferably, two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing component to pass through, and the limiting structure includes a baffle and a plug plate at the installation opening for blocking the two ends of the shock-absorbing component, the baffle is fixedly connected to the top plate, and the plug plate is arranged in the socket on the side wall of the cylinder.

[0009] Preferably, two opposite side walls at the top of the cylinder are provided with mounting openings for the shock-absorbing component to pass through, and the limiting structure includes a rotating plate and an inserting plate for blocking the two ends of the shock-absorbing component, and the inserting plate is arranged in the inserting hole on the side wall of the cylinder, one end of the rotating plate is rotatably connected to the side wall of the cylinder, and the other end is plugged into the side wall of the cylinder.

[0010] Preferably, two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing component to pass through, and the limiting structure includes a rotating plate and a baffle for blocking the two ends of the shock-absorbing component, the baffle is fixedly connected to the top plate, one end of the rotating plate is rotatably connected to the side wall of the cylinder, and the other end is plugged into the side wall of the cylinder.

[0011] Preferably, two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing component to pass through, and the limiting structure is a rotating plate for blocking both ends of the shock-absorbing component, one end of the rotating plate is rotatably connected to the side wall of the cylinder, and the other end is plugged into the side wall of the cylinder.

[0012] Preferably, the limiting structure comprises an insertion rod, two opposite side walls at the top of the cylinder are provided with mounting holes, an insertion hole is provided in the shock absorbing member, and the insertion rod passes through the mounting hole and the insertion hole to limit the shock absorbing member in the cylinder.

[0013] Preferably, the limiting structure includes an insertion rod, a mounting hole is provided on one side wall of the top of the cylinder, a blind hole is provided in the shock absorbing component, and the insertion rod passes through the mounting hole and is threadedly connected to the blind hole of the shock absorbing component.

[0014] Preferably, the shock absorbing member is made of rubber material and contains a metal mesh inside.

[0015] Preferably, the cross-section of the cylinder is square or circular, the bottom of the cylinder is flared, and two lifting ears are symmetrically arranged on the outer wall of the cylinder; the cylinder is an integrated enclosure structure, or the cylinder is formed by at least two side panels circumferentially arranged. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of Embodiment 1 of the present utility model;

[0017] Figure 2 It is a three-dimensional diagram of embodiment 1 of the utility model;

[0018] Figure 3 It is a cross-sectional view of Example 1 of the utility model;

[0019] Figure 4 Another cross-sectional view of Embodiment 1 of the present utility model;

[0020] Figure 5 This is a front view of Embodiment 2 of the present utility model;

[0021] Figure 6 It is a cross-sectional view of Embodiment 2 of the present utility model;

[0022] Figure 7 Another cross-sectional view of Embodiment 2 of the present utility model;

[0023] Figure 8 This is a front view of Embodiment 3 of the present utility model;

[0024] Fig. 9 It is a three-dimensional diagram of embodiment 3 of the present utility model;

[0025] Fig.10 Another perspective view of Embodiment 3 of the present utility model;

[0026] Fig.11 for Fig.10 The enlarged view of point A in the middle;

[0027] Fig.12 This is a front view of Embodiment 4 of the present utility model;

[0028] Fig.13 It is a three-dimensional diagram of embodiment 4 of the present utility model;

[0029] Fig.14 This is a front view of Embodiment 5 of the present utility model;

[0030] Fig.15 This is a front view of Embodiment 6 of the present utility model;

[0031] Fig.16 It is a cross-sectional view of Example 7 of the utility model;

[0032] Fig.17 Another cross-sectional view of Embodiment 7 of the present utility model;

[0033] Fig.18 It is a cross-sectional view of Example 8 of the present utility model;

[0034] Fig.19 It is a cross-sectional schematic diagram of another embodiment of a shock absorbing member.

[0035] In the figure: 100, top plate; 200, cylinder; 201, first mounting port; 202, second mounting port; 203, plug hole; 204, limit step; 205, first mounting hole; 206, second mounting hole; 310, first baffle; 311, second baffle; 320, plug plate; 330, first rotating plate; 331, limit hole; 332, latch; 340, plug rod; 341, screw; 350, second rotating plate; 400, shock absorbing member; 410, metal mesh; 500, lifting ear. DETAILED DESCRIPTION

[0036] In order to enable those skilled in the art to better understand the solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0037] In this article, the terms "upper, lower, inside, outside" and the like are established based on the positional relationships shown in the drawings. The corresponding positional relationships may also change depending on the drawings, and therefore cannot be understood as absolute limitations on the scope of protection; moreover, relational terms such as "first" and "second" and the like are merely used to distinguish one component from another with the same name, and do not necessarily require or imply any actual relationship or order between these components.

[0038] Example 1

[0039] See also Figures 1 to 4 The utility model provides a pile cap, including a top plate 100, a cylinder 200 and a shock absorbing member 400. The top of the cylinder 200 is connected to the top plate 100. The cylinder 200 is a structure with upper and lower ends opened. The upper part of the cylinder 200 is adapted to the size of the pile delivery rod or the prefabricated pile so as to be sleeved on the outer circumference of the prefabricated pile or the pile delivery rod. The lower part of the cylinder 200 is flared, which plays a guiding role when installing the pile cap.

[0040] In this embodiment, the first installation opening 201 and the second installation opening 202 are respectively provided on the two opposite side walls at the top of the cylinder 200 for the shock absorbing member 400 to pass through, so that a receiving cavity for placing the shock absorbing member 400 is formed between the top plate 100 and the cylinder 200. Moreover, the utility model is provided with a first baffle 310 on the outside of the first installation opening 201, and a plug plate 320 on the outside of the second installation opening 202. Figure 4 As shown, when the two ends of the shock absorbing member 400 are respectively placed in the first installation opening 201 and the second installation opening 202, the first baffle plate 310 and the plug plate 320 can block the shock absorbing member 400 in the accommodating cavity. Specifically, the first baffle plate 310 is welded or bolted to the bottom of the top plate 100, and a pair of plug holes 203 are opened on the other two opposite side walls of the top of the cylinder 200, and the plug plate 320 is inserted into the plug holes 203.

[0041] Furthermore, the cylinder 200 can be an integrated enclosure structure, or it can be formed by 2 or 4 side panels surrounding the cylinder 200. The cross section of the cylinder 200 is square or circular to adapt to square piles or pipe piles, and of course it can also be other shapes that are compatible with piles. The top plate 100 is connected to the top of the cylinder 200 to form a box structure with an open bottom. The connection between the top plate 100 and the cylinder 200 can be welding, or it can be a detachable connection such as bolts.

[0042] Furthermore, the outer wall of the cylinder 200 is provided with lifting ears 500 , preferably two, symmetrically arranged on the outer wall of the cylinder 200 .

[0043] For further information, see Fig.19 The shock absorbing member 400 is made of rubber material and contains a metal mesh 410 therein.

[0044] Example 2

[0045] See also Figures 5 to 7 In this embodiment, the second installation opening 202 and the limiting step 204 are respectively provided on the two opposite side walls at the top of the cylinder 200, so that a receiving cavity for placing the shock absorbing member 400 is formed between the top plate 100 and the cylinder 200. One end of the shock absorbing member 400 is placed in the limiting step 204, and the other end is inserted into the second installation opening 202, and the plug plate 320 can block the shock absorbing member 400 in the receiving cavity.

[0046] Example 3

[0047] See also Figures 8 to 11 The utility model is provided with a first rotating plate 330 and an inserting plate 320 on the outside of the first installation opening 201 and the second installation opening 202, respectively. When the two ends of the shock absorbing member 400 are respectively placed in the first installation opening 201 and the second installation opening 202, the first rotating plate 330 and the inserting plate 320 can block the shock absorbing member 400 in the accommodating cavity. Specifically, one end of the first rotating plate 330 is rotatably connected to the side wall of the cylinder 200 via a rotating shaft, such as Fig.11 As shown, a limiting hole 331 is provided on the upper surface of the first rotating plate 330 , and the latch 332 can pass through the through hole on the cylinder 200 and be inserted downward into the limiting hole 331 , thereby plugging the other end of the first rotating plate 330 into the side wall of the cylinder 200 .

[0048] Example 4

[0049] See also Fig.12 and Fig.13 The utility model is provided with a first rotating plate 330 and a second baffle 311 on the outside of the first installation opening 201 and the second installation opening 202, respectively. When the two ends of the shock absorbing member 400 are respectively placed in the first installation opening 201 and the second installation opening 202, the first rotating plate 330 and the second baffle 311 can block the shock absorbing member 400 in the accommodation cavity. The second baffle 311 is welded or bolted to the bottom of the top plate 100.

[0050] Example 5

[0051] See also Fig.14 The utility model is provided with a first rotating plate 330 and a second rotating plate 350 on the outside of the first installation opening 201 and the second installation opening 202, respectively. When the two ends of the shock absorbing member 400 are respectively placed in the first installation opening 201 and the second installation opening 202, the first rotating plate 330 and the second rotating plate 350 can block the shock absorbing member 400 in the accommodation cavity. Among them, the second rotating plate 350 has the same structure as the first rotating plate 330, and will not be described in detail.

[0052] Example 6

[0053] See also Fig.15 In the present invention, a first baffle plate 310 and a second baffle plate 311 are respectively disposed on the outside of the first mounting opening 201 and the second mounting opening 202. When the two ends of the shock absorbing member 400 are respectively placed in the first mounting opening 201 and the second mounting opening 202, the first baffle plate 310 and the second baffle plate 311 can block the shock absorbing member 400 in the accommodating cavity. The first baffle plate 310 and the second baffle plate 311 are both connected to the bottom bolts of the top plate 100. In other embodiments, the first baffle plate 310 or the second baffle plate 311 is connected to the bottom bolts of the top plate 100.

[0054] Similarly, in other embodiments, the utility model may also provide plugging plates on the outer sides of the first installation opening 201 and the second installation opening 202 , and the structure thereof is the same as that described above and will not be described in detail.

[0055] Example 7

[0056] See also Fig.16 and Fig.17 The first mounting hole 205 and the second mounting hole 206 are respectively provided on the two opposite side walls at the top of the cylinder 200, and the shock absorbing member 400 is also provided with a through insertion hole. After the insertion rod 340 passes through the second mounting hole 206, the insertion hole of the shock absorbing member 400 and the first mounting hole 205 in sequence, the insertion rod 340 can limit the shock absorbing member 400 in the accommodation cavity at the top of the cylinder 200.

[0057] Example 8

[0058] See also Fig.18 A mounting hole is provided on a side wall at the top of the cylinder 200, and a blind hole with a thread is provided in the shock absorbing member 400. The screw rod 341 passes through the mounting hole and is screwed to the shock absorbing member 400 to fix the shock absorbing member.

[0059] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

Claims

1. A pile cap, characterized in that: It includes a top plate, a cylinder and a shock absorbing member, wherein the top of the cylinder is connected to the top plate, a receiving cavity is provided between the top plate and the cylinder, and a limiting structure for limiting the shock absorbing member in the receiving cavity is also provided; The bottom of the cylinder is in a flared shape; the cylinder is an integrated enclosure structure, or the cylinder is formed by at least two side plates surrounding the cylinder.

2. The pile cap according to claim 1, characterized in that: A side wall at the top of the cylinder is provided with an installation opening for inserting the shock-absorbing component, and a limiting step for placing the shock-absorbing component is formed on the inner wall of the accommodating cavity. The limiting structure includes an insert plate detachably provided at the installation opening for sealing the shock-absorbing component, and the insert plate is provided in the insert hole on the side wall of the cylinder.

3. The pile cap according to claim 1, characterized in that: Two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing component to pass through, and the limiting structure includes a baffle and a plug plate at the installation opening for blocking the two ends of the shock-absorbing component, the baffle is fixedly connected to the top plate, and the plug plate is arranged in the socket on the side wall of the cylinder.

4. The pile cap according to claim 1, characterized in that: Two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing component to pass through. The limiting structure includes a rotating plate and an inserting plate for blocking the two ends of the shock-absorbing component. The inserting plate is arranged in the inserting hole on the side wall of the cylinder. One end of the rotating plate is rotatably connected to the side wall of the cylinder, and the other end is inserted into the side wall of the cylinder.

5. The pile cap according to claim 1, characterized in that: Two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing component to pass through. The limiting structure includes a rotating plate and a baffle for blocking the two ends of the shock-absorbing component. The baffle is fixedly connected to the top plate, and one end of the rotating plate is rotatably connected to the side wall of the cylinder, and the other end is plugged into the side wall of the cylinder.

6. The pile cap according to claim 1, characterized in that: Two opposite side walls at the top of the cylinder are provided with installation openings for the shock-absorbing member to pass through, and the limiting structure is a rotating plate for blocking the two ends of the shock-absorbing member, one end of the rotating plate is rotatably connected to the side wall of the cylinder, and the other end is plugged into the side wall of the cylinder.

7. The pile cap according to claim 1, characterized in that: The limiting structure includes an insertion rod, two opposite side walls at the top of the cylinder are provided with mounting holes, a plug hole is provided in the shock absorbing component, and the insertion rod passes through the mounting hole and the plug hole to limit the shock absorbing component in the cylinder.

8. The pile cap according to claim 1, characterized in that: The limiting structure includes an insertion rod, a side wall of the top of the cylinder is provided with a mounting hole, a blind hole is provided in the shock absorbing component, and the insertion rod passes through the mounting hole and is threadedly connected with the blind hole of the shock absorbing component.

9. The pile cap according to any one of claims 1 to 8, characterized in that: The shock absorbing component is made of rubber material and contains a metal mesh sheet inside.

10. The pile cap according to any one of claims 1 to 8, characterized in that: The cross section of the cylinder is square or circular, and two lifting ears are symmetrically arranged on the outer wall of the cylinder.

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