Prestressed square pile hoop

By designing prestressed square pile sleeves with structures such as limiting grooves, limiting blocks, extrusion frames, and springs, the problem of difficult disassembly in existing technologies has been solved, realizing detachable connection of square piles and improving the convenience of repair and reinforcement.

CN223723744UActive Publication Date: 2025-12-26WEIHAI ZHONGHENG PIPE FITTING CO LTD
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Patent Information

Application Number
CN202520021230.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-06
Publication Date
2025-12-26
Estimated Expiration
2035-01-06

AI Technical Summary

Technical Problem

The existing prestressed square pile sleeves are difficult to remove during dismantling, which affects the repair and reinforcement of the square piles.

Method used

The design employs a first and second set of hoops, and achieves detachable connection of the square pile through structures such as limiting grooves, limiting blocks, extrusion frames, springs, and locking pins. The square pile is detachably fixed by the cooperation of springs and locking pins.

Benefits of technology

The detachable connection of the square pile sleeve is realized, which facilitates the repair and reinforcement process of the square pile.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of square pile hoops, in particular to a prestressed square pile hoop which comprises a first square pile, a second square pile is arranged above the first square pile, first limiting grooves are formed in the outer surface of the first square pile and the outer surface of the second square pile, a first hoop is arranged on the outer wall of the second square pile in a sleeved mode, and a second hoop is arranged on the outer wall of the second square pile in a sleeved mode. A first limiting block is movably installed in the first hoop, an extrusion frame is movably installed on the outer wall of the first hoop, a movable plate is fixedly connected to the face, close to the first limiting block, of the extrusion frame, a third limiting groove is formed in the side wall of the movable plate, and a fixed block is fixedly connected to the outer wall of the first hoop; a groove is formed in the face, close to the movable plate, of the fixed block. The square pile is reasonable in structure, fixation between the first hoop and the first square pile and fixation between the first hoop and the second square pile are detachable, more convenience is achieved, and repairing or reinforcing of the square piles is facilitated.
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Description

TECHNICAL FIELD

[0001] The utility model relates to square pile sleeve hoop field especially relates to a prestressed square pile sleeve hoop. BACKGROUND

[0002] It is known that square pile sleeve hoop can strengthen the connection of square pile, and the two square piles can be firmly connected together in the mode of being sleeved at the two ends of the square pile, so that the overall connection and stability of the square pile are strengthened, the bearing capacity of the square pile is enhanced, the overall bearing capacity of the square pile is improved, and the square pile is more stable and reliable when bearing load.

[0003] The existing prestressed square pile sleeve hoop needs to be disassembled when the square pile needs to be repaired or reinforced, but the sleeve hoop is fixed on the outer wall of the square pile by welding at present, which makes it difficult to disassemble the sleeve hoop from the square pile, and is not conducive to the repair or reinforcement of the square pile. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art and provides a prestressed square pile sleeve hoop.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a prestressed square pile sleeve hoop, comprising a first square pile, the upper side of the first square pile is provided with a second square pile, the outer surfaces of the first square pile and the second square pile are both provided with a first limiting slot, the outer wall of the second square pile is provided with a first sleeve hoop, the inside of the first sleeve hoop is movably provided with a first limiting block, the outer wall of the first sleeve hoop is movably provided with an extrusion frame, one side of the extrusion frame close to the first limiting block is fixedly connected with a moving plate, the side wall of the moving plate is provided with a third limiting slot, the outer wall of the first sleeve hoop is fixedly connected with a fixed block, one side of the fixed block close to the moving plate is provided with a groove, the side wall of the fixed block is provided with a first spring slot, the inner wall of the first spring slot is fixedly connected with a first spring, one end of the first spring is fixedly connected with a connecting plate, one side of the connecting plate close to the second square pile is fixedly connected with a clamping pin.

[0006] Further description of the above technical scheme:

[0007] The side wall of the connecting plate is fixedly connected with a pull ring, and the inner wall of the first limiting block is fixedly connected with a first pull rod.

[0008] Further description of the above technical scheme:

[0009] The upper and lower surfaces of the first sleeve hoop are both fixedly connected with a limiting plate, and the extrusion frame is located between adjacent limiting plates.

[0010] Further description of the above technical scheme:

[0011] The outer wall of the first square pile is sleeved with a second sleeve, the second sleeve is located below the first sleeve, the outer wall of the first square pile is provided with a second limiting groove, the outer wall of the second sleeve is provided with a mounting groove, the mounting groove is internally provided with a mounting block, one side of the mounting block close to the first square pile is fixedly connected with a fixed pin, the side wall of the mounting block is provided with a fourth limiting groove, and the inner wall of the mounting block is fixedly connected with a second pull rod.

[0012] As a further description of the above technical solution:

[0013] The inner wall of the mounting groove is provided with a second spring groove, the inner wall of the second spring groove is fixedly connected with a second spring, one end of the second spring is fixedly connected with a clamping block, the clamping block is located in the second spring groove, and one side of the clamping block away from the first square pile is fixedly connected with a pushing block.

[0014] As a further description of the above technical solution:

[0015] The side wall of the second sleeve is provided with a moving groove, and the pushing block is located in the moving groove.

[0016] The utility model has the advantages of the following beneficial effects:

[0017] Compared with the prior art, the prestressed square pile sleeve hoop has the following advantages: when in use, the first sleeve is sleeved on the outside of the first square pile, and then the second square pile is placed above the first square pile; the extrusion frame is pushed to move towards the fixed block; then the moving plate enters the groove, the bottom surface of the moving plate extrudes the inclined surface of the clamping pin, the clamping pin moves away from the second square pile, the first spring is stretched, and when the moving plate cannot move, the first spring rebounds, the clamping pin enters the third limiting groove, and the extrusion frame is fixed; in this process, the inner wall of the extrusion frame extrudes the first limiting block, the first limiting block enters the first limiting groove, and the first sleeve is installed.

[0018] Compared with the prior art, the prestressed square pile sleeve hoop has the second sleeve, the first square pile, the mounting block, the mounting slot, the clamping block, the second spring, the fixing pin, the second limiting slot and the pushing block, in use, the second sleeve is sleeved outside the first square pile, then the mounting block is put into the mounting slot, the mounting block is pressed inward, the side surface of the mounting block extrudes the inclined edge of the clamping block, the clamping block is away from the mounting block, the second spring is compressed, until the mounting block is pressed to be unable to continue to move, at this time, the second spring rebounds to reset the clamping block, meanwhile, the fixing pin is completely located in the second limiting slot, at this time, the second sleeve and the first square pile are fixed together, when it is needed to release the fixation, the mounting block can be taken down by pushing the pushing block in the direction away from the mounting block. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The overall structure schematic diagram of the prestressed square pile sleeve hoop is provided for the utility model;

[0020] Figure 2 The overall structure sectional view of the prestressed square pile sleeve hoop is provided for the utility model;

[0021] Figure 3 The partial structure sectional view of the prestressed square pile sleeve hoop is provided for the utility model; Figure 2 The structure enlarged view of the prestressed square pile sleeve hoop in A is provided for the utility model;

[0022] Figure 4 The structure enlarged view of the prestressed square pile sleeve hoop in B is provided for the utility model; Figure 2

[0023] The partial structure sectional view of the prestressed square pile sleeve hoop is provided for the utility model; Figure 5

[0024] The structure enlarged view of the prestressed square pile sleeve hoop in C is provided for the utility model. Figure 6 Figure 5 LEGEND:

[0025] BRIEF DESCRIPTION OF DRAWINGS

[0026] 1, first square pile; 2, second square pile; 3, first limiting slot; 4, first sleeve; 5, first limiting block; 6, extrusion frame; 7, moving plate; 8, third limiting slot; 9, fixed block; 10, recess; 11, first spring slot; 12, first spring; 13, connecting plate; 14, clamping pin; 15, pull ring; 16, first pull rod; 17, limiting plate; 18, second sleeve; 19, second limiting slot; 20, mounting slot; 21, mounting block; 22, fixing pin; 23, fourth limiting slot; 24, second spring slot; 25, second spring; 26, clamping block; 27, pushing block; 28, moving slot; 29, second pull rod. DETAILED DESCRIPTION ​

[0027] The utility model makes further explanation below combining with the drawing and specific embodiment, help understanding the content of the utility model. The method used in the utility model is conventional method if no special provision, the raw material and device used are conventional market product if no special provision.

[0028] Referring to Figures 1-6 The utility model provides a prestressed square pile sleeve hoop: first square pile 1 is provided with second square pile 2 in the upper portion of first square pile 1, and the outer surface of first square pile 1 and second square pile 2 is all provided with first limiting slot 3, the outer wall of second square pile 2 is provided with first sleeve hoop 4, and first sleeve hoop 4 is movably installed with first limiting block 5, and the outer wall of first sleeve hoop 4 is movably installed with extrusion frame 6, one side of extrusion frame 6 close to first limiting block 5 is fixedly connected with moving plate 7, and the lateral wall of moving plate 7 is provided with third limiting slot 8. The outer wall of first sleeve hoop 4 is fixedly connected with fixed block 9, one side of fixed block 9 close to moving plate 7 is provided with recess 10, the lateral wall of fixed block 9 is provided with first spring slot 11, the inner wall of first spring slot 11 is fixedly connected with first spring 12, one end of first spring 12 is fixedly connected with connecting plate 13, and one side of connecting plate 13 close to second square pile 2 is fixedly connected with bayonet pin 14.

[0029] In use, first sleeve hoop 4 is sleeved on the outside of first square pile 1, and then second square pile 2 is placed on the upper portion of first square pile 1, and extrusion frame 6 is moved to the direction close to fixed block 9, and then moving plate 7 enters recess 10, and the bottom surface of moving plate 7 extrudes the inclined surface of bayonet pin 14, so that bayonet pin 14 moves away from second square pile 2, first spring 12 is stretched, until moving plate 7 moves to the position where it cannot move, first spring 12 rebounds, and bayonet pin 14 enters third limiting slot 8, at this time, extrusion frame 6 is fixed, and the bottom surface of extrusion frame 6 is attached to the upper surface of fixed block 9. In this process, the inner wall of extrusion frame 6 extrudes first limiting block 5, so that first limiting block 5 enters first limiting slot 3, at this time, first square pile 1 and second square pile 2 are fixed together by first sleeve hoop 4 because of first limiting block 5, at this time, first sleeve hoop 4 is installed. When it is necessary to release the fixation, extrusion frame 6 is moved upward, and first limiting block 5 is taken out of first limiting slot 3.

[0030] The lateral wall of connecting plate 13 is fixedly connected with pull ring 15, and pulling pull ring 15 can take out connecting plate 13, and the inner wall of first limiting block 5 is fixedly connected with first pull rod 16, and pulling first pull rod 16 can take out first limiting block 5. The upper and lower surfaces of first sleeve hoop 4 are fixedly connected with limiting plate 17, and extrusion frame 6 is located between adjacent limiting plate 17, and limiting plate 17 can limit extrusion frame 6.

[0031] The outer wall of the first square pile 1 is sleeved with a second sleeve 18, the second sleeve 18 is located below the first sleeve 4, the outer wall of the first square pile 1 is provided with a second limiting groove 19, the number of the second limiting groove 19 is two, the outer wall of the second sleeve 18 is provided with an installation groove 20, the number of the installation groove 20 is two, the inside of the installation groove 20 is provided with an installation block 21, one side of the installation block 21 close to the first square pile 1 is fixedly connected with a fixed pin 22, the side wall of the installation block 21 is provided with a fourth limiting groove 23, the inner wall of the installation block 21 is fixedly connected with a second pull rod 29, pulling the second pull rod 29 can more conveniently take out the installation block 21. The inner wall of the installation groove 20 is provided with a second spring groove 24, the number of the second spring groove 24 is multiple, the inner wall of the second spring groove 24 is fixedly connected with a second spring 25, one end of the second spring 25 is fixedly connected with a clamping block 26, the clamping block 26 is located in the inside of the second spring groove 24, one side of the clamping block 26 away from the first square pile 1 is fixedly connected with a pushing block 27, the side wall of the second sleeve 18 is provided with a moving groove 28, the pushing block 27 is located in the inside of the moving groove 28.

[0032] In use, the second sleeve 18 is sleeved on the outside of the first square pile 1, and then the installation block 21 is put into the installation groove 20, the installation block 21 is pressed inward, the side surface of the installation block 21 extrudes the inclined edge of the clamping block 26, the clamping block 26 is away from the installation block 21, the second spring 25 is compressed, until the installation block 21 is pressed to the point that it cannot continue to move, at this time the second spring 25 rebounds to reset the clamping block 26, and the fixed pin 22 is completely located in the second limiting groove 19, at this time the second sleeve 18 and the first square pile 1 are fixed together, when it is needed to release the fixing, the pushing block 27 is only needed to be pushed in the direction away from the installation block 21, and then the installation block 21 can be taken off.

[0033] Working principle:

[0034] In use, the first sleeve 4 is sleeved on the outside of the first square pile 1, and then the second square pile 2 is placed above the first square pile 1, the extrusion frame 6 is pushed to move in the direction close to the fixed block 9, and then the moving plate 7 enters the groove 10, the bottom surface of the moving plate 7 extrudes the inclined surface of the clamping pin 14 to make the clamping pin 14 move in the direction away from the second square pile 2, the first spring 12 is stretched, until the moving plate 7 moves to the point that it cannot move, the first spring 12 rebounds, the clamping pin 14 enters the third limiting groove 8, at this time the extrusion frame 6 is fixed, at this time the bottom surface of the extrusion frame 6 is in close contact with the upper surface of the fixed block 9, in the process, the inner wall of the extrusion frame 6 extrudes the first limiting block 5 to make the first limiting block 5 enter the first limiting groove 3, at this time the first square pile 1 and the second square pile 2 are fixed together by the first sleeve 4, at this time the installation of the first sleeve 4 is completed.

[0035] In the description of the utility model, need understanding is, the term "left", "right", "up", "down", "top", "bottom", "front", "back", "inside", "outside", "back", "intermediate" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the indicated device or element must have a specific orientation, a specific orientation structure and operation, therefore it cannot be understood as a limitation on the utility model.

[0036] The above-mentioned is only a specific embodiment of the utility model, and cannot limit the range of the utility model, so the replacement of equivalent components or equivalent changes and modifications made in the protection range of the utility model patent should still belong to the scope covered by the claims of the utility model.

Claims

1. A prestressed square pile sleeve, comprising a first square pile (1), characterized in that: The upper side of the first square pile (1) is provided with a second square pile (2), the outer surface of the first square pile (1) and the second square pile (2) is provided with a first limiting groove (3), the outer wall of the second square pile (2) is provided with a first sleeve hoop (4), the inner side of the first sleeve hoop (4) is movably provided with a first limiting block (5), the outer wall of the first sleeve hoop (4) is movably provided with an extrusion frame (6), one side of the extrusion frame (6) close to the first limiting block (5) is fixedly connected with a moving plate (7), the side wall of the moving plate (7) is provided with a third limiting groove (8), the outer wall of the first sleeve hoop (4) is fixedly connected with a fixed block (9), one side of the fixed block (9) close to the moving plate (7) is provided with a groove (10), the side wall of the fixed block (9) is provided with a first spring groove (11), the inner wall of the first spring groove (11) is fixedly connected with a first spring (12), one end of the first spring (12) is fixedly connected with a connecting plate (13), one side of the connecting plate (13) close to the second square pile (2) is fixedly connected with a clamping pin (14).

2. A prestressed square pile sleeve hoop as claimed in claim 1, characterized in that: The side wall of the connecting plate (13) is fixedly connected with a pull ring (15), the inner wall of the first limiting block (5) is fixedly connected with a first pull rod (16).

3. The prestressed square pile sleeve hoop according to claim 1, characterized in that: The upper and lower surfaces of the first sleeve hoop (4) are fixedly connected with a limiting plate (17), and the extrusion frame (6) is located between adjacent limiting plates (17).

4. The prestressed square pile sleeve hoop according to claim 1, characterized in that: The outer wall of the first square pile (1) is provided with a second sleeve hoop (18), the second sleeve hoop (18) is located below the first sleeve hoop (4), the outer wall of the first square pile (1) is provided with a second limiting groove (19), the outer wall of the second sleeve hoop (18) is provided with a mounting groove (20), the inner side of the mounting groove (20) is provided with a mounting block (21), one side of the mounting block (21) close to the first square pile (1) is fixedly connected with a fixed pin (22), the side wall of the mounting block (21) is provided with a fourth limiting groove (23), and the inner wall of the mounting block (21) is fixedly connected with a second pull rod (29).

5. A prestressed square pile sleeve according to claim 4, characterized in that: The inner wall of the mounting groove (20) is provided with a second spring groove (24), the inner wall of the second spring groove (24) is fixedly connected with a second spring (25), one end of the second spring (25) is fixedly connected with a clamping block (26), the clamping block (26) is located in the second spring groove (24), and one side of the clamping block (26) away from the first square pile (1) is fixedly connected with a pushing block (27).

6. A prestressed square pile sleeve according to claim 5, characterized in that: The side wall of the second sleeve hoop (18) is provided with a moving groove (28), and the pushing block (27) is located in the moving groove (28).