Elastic clamping type concrete square pile head protection device

Abstract

The utility model provides an elastic clamping type concrete square pile head protection device which comprises a plurality of protection covers, a connecting assembly and a locking assembly, the plurality of protection covers are arranged on the periphery of a pile head of a square pile, a connecting piece inserting rod is arranged at the bottom of the pile head, the bottom of each protection cover is arranged in the circumferential direction of the connecting piece inserting rod in an enclosing mode, and the locking assembly is arranged on the connecting piece inserting rod. The connecting assembly is arranged among the plurality of protective covers, and the locking assembly is arranged on the protective covers, so that the protective covers are detachably connected with the pile head. The device has the beneficial effects that the connecting piece inserting rod is mounted before the square pile is hoisted, the operation is more convenient, the mounting precision of the connecting piece inserting rod is favorably improved, the hoisting time is shortened, the potential safety hazard is reduced, the pile head and the connecting piece inserting rod are protected in the hoisting process, the hoisting speed is improved, the construction time is saved, and the construction efficiency is improved. The working efficiency is improved, the structure is simple, the operation is convenient, the dismounting is convenient, and the construction difficulty is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction engineering, in particular to a spring-clip type concrete square pile head protection device. Background Art

[0002] As a successful example of prefabricated construction, spring-clip prestressed concrete square piles have improved the overall construction level and quality of pile foundations, reduced construction costs, and fully utilized the advantages of prefabricated components compared to traditional pile types. Currently, the following problems exist during construction:

[0003] 1. The spring-clip connection for prestressed concrete square piles is a mechanical connection. The connector rod of the upper pile section must be inserted into the spring clip of the lower pile section, so the installation accuracy of the connector rod is very high. Currently, to prevent the connector rod from being bumped and deformed at the pile head, the connector rod cannot be installed before lifting. The connector rod can only be installed after the square pile is hoisted into place. Therefore, when installing the connector rod, the square pile is in a vertical position, which is inconvenient and affects the installation accuracy of the connector rod.

[0004] 2. After lifting, the construction workers first installed the connecting rods, and then connected the upper and lower piles. The lifting time was too long, increasing safety hazards;

[0005] 3. In order to prevent the pile head from being damaged during the lifting process, the current lifting process is relatively slow and time-consuming, affecting the entire construction progress. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a spring-clip concrete square pile head protection device, which effectively solves the problems of low installation accuracy of the spring-clip concrete square pile connector rod, long lifting time and slow lifting, and overcomes the shortcomings of the existing technology.

[0007] The technical solution adopted by the utility model is: a spring-clip type concrete square pile head protection device, comprising:

[0008] A plurality of protective covers are arranged around the pile heads of the square piles, a connector rod is provided at the bottom of the pile heads, and the bottom of the protective covers surrounds the circumference of the connector rod;

[0009] a connecting assembly, disposed between the plurality of protective covers;

[0010] The locking assembly is arranged on the protective cover so that the protective cover is detachably connected to the pile head.

[0011] Furthermore, a reinforcing positioning plate is provided at the bottom of the protective cover, and the top of the reinforcing positioning plate abuts against the bottom of the pile head.

[0012] Further, the protective cover is provided with a protective pad near one side of the pile head.

[0013] Further, the connecting part of the protective cover is provided with a connecting sleeve, and the connecting sleeve is provided with the connecting assembly.

[0014] Further, the connecting assembly comprises a connecting screw rod, which is inserted into the connecting sleeve and detachably connected with the connecting sleeve.

[0015] Further, the connecting screw rod is provided with an adjusting nut and a fastening nut.

[0016] Further, the locking assembly comprises an electromagnetic adsorption block, which is arranged at the side of the protective cover and adsorbed with the adjacent protective cover.

[0017] Further, the adjacent protective cover is provided with an adsorption part and adsorbed with the electromagnetic adsorption block.

[0018] Further, the outer side of the electromagnetic adsorption block is provided with a protective cover.

[0019] The utility model discloses the following advantages and positive effects: install the connecting rod before the square pile hoisting, and the operation is more convenient, which is favorable for improving the installation accuracy of the connecting rod, reducing the hoisting time, reducing the security risk, protecting the pile head and the connecting rod during hoisting, improving the hoisting speed, saving the construction time, improving the work efficiency, and the structure is simple, convenient operation, convenient to remove, and reduces the construction difficulty. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a three-dimensional view of a snap-on type concrete square pile head protection device according to an embodiment of the utility model.

[0021] Figure 2 is a top view of a snap-on type concrete square pile head protection device according to an embodiment of the utility model.

[0022] Figure 3 is a bottom view of a snap-on type concrete square pile head protection device according to an embodiment of the utility model.

[0023] Figure 4 is a front view of a snap-on type concrete square pile head protection device according to an embodiment of the utility model.

[0024] Figure 5 is a left view of a snap-on type concrete square pile head protection device according to an embodiment of the utility model.

[0025] In the drawings:

[0026] 1, front side protective cover 2, rear side protective cover 3, left side protective cover

[0027] 4, right side protective cover 5, reinforcing positioning plate 6, protective pad

[0028] 7, connecting sleeve 8, connecting screw 9, adjusting nut

[0029] 10, fastening nut 11, electromagnetic adsorption block 12, electromagnetic controller

[0030] 13, mobile electromagnetic power supply 14, protective cover 15, display

[0031] 16, manual control key 17, adsorption part 18, square pile

[0032] 19, connecting piece insertion rod DETAILED DESCRIPTION

[0033] The utility model embodiment provides a kind of spring card formula concrete square pile pile head protection device, the embodiment of the utility model is described below in conjunction with the drawings.

[0034] In the description of the embodiment of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "top", "bottom" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as a limitation on the utility model. In the description of the utility model, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "set", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be directly connected, or indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood by specific circumstances.

[0035] As Figure 1-Figure 5As shown, the utility model discloses a kind of pile head protection devices of elastic card type concrete square pile, including multiple protective covers, connecting assembly and locking assembly.Multiple protective covers include front side protective cover 1, rear side protective cover 2, left side protective cover 3 and right side protective cover 4, respectively set in the pile head four around square pile 18 and protect pile head.Pile head's bottom is equipped with connecting piece insertion rod 19, to protect connecting piece insertion rod 19, the bottom of protective cover extends a distance from pile head and is equipped with extension, the length of extension is greater than the length of connecting piece insertion rod 19, so that the bottom of protective cover can be surrounded in the circumferential direction of connecting piece insertion rod 19, in the hoisting process of square pile 18, connecting piece insertion rod 19 can be avoided to knock deformation.Connecting assembly is arranged between multiple protective covers, and specific quantity is not limited, and connecting assembly connects multiple protective covers as a whole, and it is convenient to install on pile head.Locking assembly is arranged on protective cover, so that protective cover and pile head are detachably connected, and it is convenient to disassemble and assemble protective cover, and specific quantity is not limited.In the embodiment, the lower portion of front side protective cover 1 is connected with left side protective cover 3 and right side protective cover 4 using one connecting assembly.The upper portion and the lower portion of rear side protective cover 2 are connected with left side protective cover 3 and right side protective cover 4 using one connecting assembly respectively.The upper portion of front protective cover is connected with left side protective cover 3 and right side protective cover 4 using one locking assembly respectively, and four protective covers are locked with pile head.

[0036] Preferably, as Figure 1 As shown, the bottom of protective cover is equipped with reinforcing positioning plate 5, and the top of reinforcing positioning plate 5 abuts against the bottom of pile head.In the embodiment, the extension of the bottom of protective cover is provided with horizontal bending, and multiple reinforcing positioning plates 5 are fixed on the horizontal bending at equal intervals, so that the top of reinforcing positioning plate 5 abuts against the bottom of pile head when the protective cover is placed on the pile head, and the protective cover is positioned.

[0037] Preferably, as Figure 2 In order to better protect the pile head, the side of protective cover close to the pile head is provided with protective pad 6.In the embodiment, protective pad 6 is rubber protective pad, and the shape is matched with protective cover.

[0038] Specifically, as Figure 1 And Figure 4 In order to facilitate the connection of protective cover, the connecting portion of protective cover is provided with connecting sleeve 7, and two adjacent connecting sleeves 7 are arranged in alignment, and connecting assembly is arranged on connecting sleeve 7.

[0039] Specifically, connecting assembly includes connecting screw 8, and connecting screw 8 is inserted into two adjacent connecting sleeves 7 arranged in alignment and detachably connected with connecting sleeve 7.

[0040] Specifically, an adjusting nut 9 and a fastening nut 10 are provided on the connecting screw 8. The adjusting nut 9 is used to adjust the position of the connecting sleeve 7 on the connecting screw 8, and the fastening nut 10 is used to fasten the connecting sleeve 7 to the connecting screw 8.

[0041] Specifically, such as Figure 1 、 Figure 4 and Figure 5 As shown, the locking assembly includes an electromagnetic adsorption block 11, which is arranged on the side of the protective cover and adsorbed with the adjacent protective cover. In this embodiment, electromagnetic adsorption blocks 11 are fixed on both sides of the front protective cover 1, and the electromagnetic adsorption block 11 is electrically connected to an electromagnetic controller 12. The electromagnetic controller 12 can control the electromagnetic adsorption block 11 to adsorb or detach from the adjacent protective cover. In order to facilitate power supply and ensure the normal operation of the electromagnetic controller 12 and the electromagnetic adsorption block 11, a mobile electromagnetic power supply 13 is also installed on the front protective cover. The electromagnetic adsorption block 11, the electromagnetic controller 12 and the mobile electromagnetic power supply 13 are all existing technologies, and the specific structure and connection method will not be repeated here.

[0042] Preferably, to facilitate adsorption, adjacent protective covers are provided with adsorption portions 17 that adhere to the electromagnetic adsorption block 11. In this embodiment, adsorption portions 17 are fixed to the left and right protective covers 3 and 4 relative to the electromagnetic adsorption block 11. The specific shape of adsorption portions 17 is not limited, as long as they can adhere to the electromagnetic adsorption block 11.

[0043] Preferably, to ensure the normal operation of the electromagnetic adsorption block 11, a protective cover 14 is provided on the outside of the electromagnetic adsorption block 11, and the protective cover 14 is fixed to the front protective cover 1. The electromagnetic controller 12 and the mobile electromagnetic power supply 13 are both installed within the protective cover 14. The protective cover 14 is provided with a display 15 and manual control keys 16, which can be used to control the electromagnetic adsorption block 11 and can also be operated remotely. The specific structure is all existing technology and is not detailed here.

[0044] A method for using a spring-clip concrete square pile head protection device comprises the following steps:

[0045] Step 1: Before hoisting the square pile 18, the pile head end face is inspected. After the inspection is qualified, a special electric tool is used to install the connector rods 19 one by one to ensure the installation accuracy. The installation method of the connector rods is an existing technology and will not be described in detail here.

[0046] Step 2: Assemble the protective device. After aligning adjacent protective covers at right angles, insert the connecting screw 8 into the adjacent connecting sleeve 7 and install the adjusting nut 9 and tightening nut 10. Connect the front protective cover 1, rear protective cover 2, left protective cover 3, and right protective cover 4 into one piece, and disengage the electromagnetic adsorption block 11 from the adsorption portion 17.

[0047] Third step: after ensuring that the connecting rod 19 is installed with qualified quality, the assembled protection device is sleeved at the pile head of the square pile 18, and the protection pad 6 is placed at the side of the protection cover close to the pile head, so that the top of the reinforcing positioning plate 5 is abutted with the bottom of the pile head.

[0048] Fourth step: after ensuring that the protection device is installed without error, the electromagnetic adsorption block 11 and the adjacent adsorption part 17 are adsorbed by using the manual control key 16 or remote control, so that the whole protection device is locked with the pile head.

[0049] Fifth step: the square pile 18 is hoisted, and the protection device protects the pile head and the connecting rod 19 during hoisting.

[0050] Sixth step: after hoisting in place, the electromagnetic adsorption block 11 and the adjacent adsorption part 17 are separated by using the manual control key 16 or remote control, and the whole protection device is disassembled.

[0051] Seventh step: whether the connecting rod 19 and the pile head end surface are knocked is checked, and the pile connection and pile pressing construction are performed after confirming that the connecting rod 19 and the pile head end surface are qualified.

[0052] Eighth step: the protection device is repeatedly used in cycles.

[0053] The utility model has the advantages and positive effects that:

[0054] 1. Compared with the prior art, the connecting rod is installed before the square pile is hoisted, which is more convenient to operate and is beneficial to improve the installation precision of the connecting rod.

[0055] 2. The connecting rod does not need to be installed during hoisting, which reduces the hoisting time and reduces the safety hazard.

[0056] 3. During hoisting, the pile head and the connecting rod are protected, which improves the hoisting speed, saves the construction time, and improves the work efficiency.

[0057] 4. The structure is simple, the operation is convenient, the disassembly is convenient, and the construction difficulty is reduced.

[0058] The embodiments of the utility model are described in detail above, but the content described can only be the preferred embodiments of the utility model, and cannot be considered as limiting the implementation range of the utility model. Any equivalent changes and improvements made within the scope of the utility model application should still belong to the patent coverage range of the utility model.

Claims

1. A spring-clip concrete square pile head protection device, characterized in that: include: A plurality of protective covers are arranged around the pile heads of the square piles, a connector rod is provided at the bottom of the pile heads, and the bottom of the protective covers surrounds the circumference of the connector rod; a connecting assembly, disposed between the protective covers; The locking assembly is arranged on the protective cover so that the protective cover is detachably connected to the pile head.

2. The spring-clip concrete pile head protection device according to claim 1, characterized in that: A reinforcement positioning plate is provided at the bottom of the protection cover, and the top of the reinforcement positioning plate abuts against the bottom of the pile head.

3. The spring-clip concrete pile head protection device according to claim 1, characterized in that: A protection pad is provided on one side of the protection cover close to the pile head.

4. A spring-clip concrete square pile head protection device according to any one of claims 1 to 3, characterized in that: A connecting sleeve is provided at the connection of the protection cover, and the connecting sleeve is provided with the connecting assembly.

5. The spring-clip type concrete square pile head protection device according to claim 4, characterized in that: The connecting assembly includes a connecting screw, which is inserted into the connecting sleeve and is detachably connected to the connecting sleeve.

6. The spring-clip concrete pile head protection device according to claim 5, characterized in that: An adjusting nut and a fastening nut are provided on the connecting screw.

7. A spring-clip type concrete square pile head protection device according to any one of claims 1-3 and 5-6, characterized in that: The locking assembly includes an electromagnetic adsorption block, which is arranged on the side of the protective cover and adsorbed with the adjacent protective cover.

8. The spring-clip concrete pile head protection device according to claim 7, characterized in that: The adjacent protection covers are provided with adsorption parts, which are adsorbed with the electromagnetic adsorption blocks.

9. The spring-clip concrete pile head protection device according to claim 7, characterized in that: A protective cover is provided on the outer side of the electromagnetic adsorption block.

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