High-pressure water hole guiding device for prestressed concrete hollow pipe pile

Abstract

The utility model discloses a prestressed concrete hollow pipe pile high-pressure water hole guiding device, which relates to the technical field of pipe pile construction, and comprises a pipe pile main body, a mounting disc, a sliding rod, a telescopic rod and a high-pressure spray head, the mounting disc is fixed on the inner wall of the pipe pile main body through linkage of the sliding rod and a triangular block and the telescopic rod, and a limiting plate is arranged at the bottom of the sliding rod to limit movement of the sliding rod. Adjusting sliding blocks are installed in the sliding rods in a sliding mode and achieve automatic stretching and retracting of limiting blocks through steel wire ropes and springs, the limiting blocks are used for fixing the positions of the sliding rods to guarantee installation stability, and the surfaces of extrusion plates arranged at the ends of telescopic rods are provided with anti-skid lines to enhance friction force between the extrusion plates and the inner wall of the pipe pile. The hole guiding device has the advantages of being easy and convenient to install, accurate in positioning, stable in fixing and rapid to disassemble, and the construction efficiency and quality can be remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hollow pipe pile construction technical field, concretely relates to a kind of prestressed concrete hollow pipe pile high-pressure water hole guiding device. BACKGROUND

[0002] Prestressed concrete hollow pipe pile is a kind of foundation component commonly used in construction engineering, mainly used for ground reinforcement and bearing capacity improvement. This kind of pipe pile has the advantages of high strength, good durability and high construction efficiency, and is widely used in the fields of bridge, port and large building. In the construction process, prestressed concrete hollow pipe pile needs to be guided by high-pressure water to facilitate accurate positioning and embedding. However, the current hole guiding operation usually faces the following problems:

[0003] In the prior art, the installation and fixing method of most high-pressure water hole guiding devices inside the pipe pile body is relatively complex, usually relying on bolts or simple mechanical buckles. These methods are prone to looseness or deviation during high-pressure water operation, which affects the hole guiding accuracy. In addition, the existing device is difficult to disassemble after completing the hole guiding operation, which easily causes delay in construction time, especially in the case of complex construction environment or limited space. The anti-skid measures of some devices are not perfect, which leads to the risk of equipment slipping under the action of high-pressure water, further affecting the stability and safety of construction. UTILITY MODEL CONTENTS

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a prestressed concrete hollow pipe pile high-pressure water hole guiding device, which can realize simplified installation and disassembly operation, and has higher stability and convenience in high-pressure water operation.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A prestressed concrete hollow pipe pile high-pressure water hole guiding device, comprising a pipe pile body and a mounting disc, the mounting disc is concentrically placed below the inside of the pipe pile body, the mounting disc surface is uniformly provided with three extension rods, the extension rod surface is provided with a sliding groove, the extension rod surface sliding groove is internally provided with a telescopic rod, the telescopic rod penetrates the extension rod end surface, the telescopic rod cross section is T-shaped, the telescopic rod outer side end is provided with a mounting plate, the mounting plate is placed outside the mounting disc, the mounting plate outer side end is vertically provided with an extrusion plate, the extrusion plate outer side surface is provided with anti-skid lines, three extrusion plates are attached to the inner wall of the pipe pile body, the mounting plate surface is fixed with a high-pressure spray head, the high-pressure spray head penetrates the mounting plate, the high-pressure spray head top is connected to a high-pressure water pump through a hose.

[0007] Further, the surface center of the mounting disc is vertically slidably provided with a slide rod, the slide rod is fixedly provided with a triangular block, the side surface of the triangular block is hingedly provided with a first connecting rod, and the inner side end of the three first connecting rods away from the triangular block is respectively hingedly connected to the inner side end of the telescopic rod.

[0008] Further, the bottom of the slide rod is provided with a limiting plate, and the limiting plate is arranged on the lower surface of the mounting disc.

[0009] Further, the inner side of the slide rod is vertically slidably provided with an adjusting sliding block, the bottom of the adjusting sliding block is symmetrically connected with a second connecting rod, the surface of the slide rod is symmetrically horizontally slidably provided with a limiting block, and the limiting block is arranged above the limiting plate.

[0010] Further, the limiting block is in contact with the lower surface of the mounting disc, and the inner side end of the second connecting rod away from the adjusting sliding block is hingedly connected to the inner side end of the limiting block.

[0011] Further, the top of the adjusting sliding block is connected with a steel wire rope, the steel wire rope penetrates through the slide rod, the surface of the steel wire rope is sleeved with a spring, the spring is arranged above the inner side of the slide rod, and the bottom of the spring is in contact with the upper surface of the adjusting sliding block.

[0012] Compared with the prior art, the device has the advantages that:

[0013] Through the design of the device, the problems of complexity and easy loosening of the existing prestressed concrete hollow pipe pile hole guiding device during installation are solved. The linkage structure of the slide rod, the triangular block, the first connecting rod and the telescopic rod arranged on the mounting disc makes the installation and fixation of the mounting disc more convenient. Through the cooperation of the steel wire rope and the spring, the automatic expansion and fixation of the limiting block can be realized, and at the same time, the complex bolt or buckle operation in the traditional way is avoided, so that the installation efficiency and operation convenience are greatly improved.

[0014] The device is provided with an extrusion plate, and anti-skid lines are designed on the surface of the extrusion plate, so that the problem of easy sliding of the equipment during high-pressure water operation is solved. The anti-skid lines can effectively increase the friction between the extrusion plate and the inner wall of the pipe pile, so that the mounting disc remains stable under the action of high-pressure water, thereby ensuring the accuracy of the hole guiding operation. In addition, the cooperative design of the extrusion plate, the slide rod and the telescopic rod can realize the rapid adjustment and disassembly of the equipment, effectively reducing the complexity of disassembly operation.

[0015] The high-pressure nozzle in the device is connected with the high-pressure water pump through a hose, so that the high-pressure water can be quickly delivered and the hole guiding operation can be completed; the sealing structure design of the high-pressure nozzle and the mounting plate avoids water leakage, improves the operation efficiency and reliability of the equipment. The adjustability of the nozzle adapts to different construction environments, and meets the diversified needs in actual application.

[0016] Through the combination design of the limiting block and the sliding rod, the device can ensure the upper and lower limiting of the mounting disc, avoid the structure loosening or unstable operation problem caused by excessive sliding of the sliding rod. After use, the steel wire rope can be pulled to make the limiting block retract, at this time the sliding rod can slide upwards, and the whole mounting disc can be driven to move upwards through the limiting plate at the bottom, so as to realize quick disassembly. This improvement not only solves the inconvenience of the traditional equipment in installation and disassembly, but also improves the safety and efficiency of the whole construction process. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the installation structure schematic diagram of the utility model;

[0018] Figure 2 It is the installation disc and spray head installation structure schematic diagram of the utility model;

[0019] Figure 3 It is the telescopic rod structure schematic diagram of the utility model;

[0020] Figure 4 It is the sectional structure schematic diagram of the utility model; Figure 2

[0021] Figure 5 It is the A area enlarged structure schematic diagram of the utility model; Figure 4

[0022] Figure 6 It is the adjusting sliding block and limiting block installation structure schematic diagram of the utility model.

[0023] In the drawings, the component list represented by each sign is as follows:

[0024] 1, pipe pile main body;2, mounting disc;21, extension rod;3, telescopic rod;31, mounting plate;32, extrusion plate;33, anti-skid pattern;4, high-pressure spray head;5, sliding rod;51, limiting plate;52, triangular block;6, first connecting rod;7, adjusting sliding block;71, steel wire rope;8, spring;9, limiting block;10, second connecting rod. DETAILED DESCRIPTION

[0025] In order to make the purpose and advantages of the utility model more clear and obvious, the utility model is specifically described below in combination with examples. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection range of the utility model.

[0026] Reference Figures 1-4 ​​As shown, a prestressed concrete hollow pipe pile high pressure water hole device, including pipe pile body 1 and mounting disc 2, mounting disc 2 concentrically placed in the pipe pile body 1 inside below, the disc structure of mounting disc 2 can ensure the stable cooperation with the inner wall of pipe pile body 1. The surface of mounting disc 2 is uniformly provided with three extension rods 21, the cross section of extension rod 21 is rectangular structure to enhance its strength, the surface of extension rod 21 is provided with a chute, the chute penetrates the full length of extension rod 21, for guiding the sliding of telescopic rod 3. The inside of the chute on the surface of extension rod 21 is slidably installed with telescopic rod 3, telescopic rod 3 penetrates the end surface of extension rod 21, and can keep smooth and no blocking phenomenon when sliding. The cross section of telescopic rod 3 is T-shaped design, to increase the stability in the process of sliding, and avoid the error caused by rotation. The outside end of telescopic rod 3 is fixed with mounting plate 31 through bolt, mounting plate 31 is placed outside mounting disc 2, and is perpendicular to extension rod 21. The outside end of mounting plate 31 is provided with extrusion plate 32, and the vertical arrangement can increase the contact area with the inner wall of pipe pile body 1, and the extrusion plate 32 is fixed with mounting plate 31 by welding, and the surface is provided with regular cross-shaped anti-skid pattern 33, which can effectively increase the contact friction with the inner wall of pipe pile body 1, and improve the firmness of installation. Three extrusion plates 32 are attached to the inner wall of pipe pile body 1, to ensure the stability of mounting disc 2 during high pressure water operation. The surface of mounting plate 31 is fixed with high pressure nozzle 4, which is made of corrosion-resistant material, and can resist the long-term erosion of high pressure water flow. High pressure nozzle 4 penetrates mounting plate 31 and is sealingly connected with the through hole of mounting plate 31 to prevent water leakage. The top of high pressure nozzle 4 is connected to high pressure water pump through a high-pressure resistant hose, and the hose has a certain flexibility, which is convenient for adjusting the angle and direction.

[0027] Reference Figures 2-4 As shown, the surface of mounting disc 2 is vertically slidably installed with slide rod 5, and the slide rod 5 adopts cylindrical design, which is made of high-strength alloy steel and can bear large tensile and pressure load. The middle of slide rod 5 is fixed with triangular block 52, and the three sides of triangular block 52 are equal in length, which can evenly distribute the applied force to ensure the stability of operation. The side surface of triangular block 52 is hingedly connected with first connecting rod 6 through pin shaft, and the first connecting rod 6 adopts rectangular cross section design, and the end away from triangular block 52 is hingedly connected with the inside end of telescopic rod 3 through shaft pin. The connection of first connecting rod 6 ensures that the vertical movement of slide rod 5 can drive the sliding of telescopic rod 3 synchronously, so as to realize the inward or outward movement of extrusion plate 32.

[0028] Reference Figure 3 And Figure 4 As shown, the bottom of slide rod 5 is provided with limiting plate 51, which adopts flat plate structure and is placed on the lower surface of mounting disc 2 and connected with slide rod 5 by welding to ensure the structural stability. The limiting plate 51 is used to limit the downward movement of slide rod 5, so as to avoid affecting the installation accuracy due to excessive sliding of slide rod 5 caused by inertia.

[0029] Referring to Figures 4-6 As shown, the inside of the slide bar 5 is vertically slidingly installed with an adjusting slider 7, which adopts a trapezoidal design, the upper part of which is slightly smaller than the lower part in width, so as to adapt to the guide rail structure inside the slide bar 5, thereby keeping the direction stable when sliding. The bottom of the adjusting slider 7 is symmetrically connected with a second connecting rod 10, the other end of which is hingedly connected to the inside end of the limiting block 9 through a pin shaft. The surface of the slide bar 5 is symmetrically and horizontally slidingly installed with the limiting block 9, which is placed above the limiting plate 51, the outer end of the surface of the limiting block 9 is in contact with the lower surface of the mounting disc 2, and the limiting function of the slide bar 5 can be realized by sliding.

[0030] Referring to Figure 5 and Figure 6 As shown, the limiting block 9 is in sealing contact with the lower surface of the mounting disc 2, which ensures that no gap is generated during the movement of the slide bar 5. The end of the second connecting rod 10 away from the adjusting slider 7 is hingedly connected to the inside end of the limiting block 9 through a shaft pin, and the contraction or extension of the limiting block 9 is realized by the movement of the adjusting slider 7.

[0031] Referring to Figure 6 As shown, the top of the adjusting slider 7 is connected with a steel wire rope 71, which extends to the outside through the guide hole at the top end of the slide bar 5, facilitating the application of external force. The surface of the steel wire rope 71 is sleeved with a spring 8, the upper part of which is fixed to the top end inside the slide bar 5, and the lower part is in contact with the upper surface of the adjusting slider 7. The spring 8 provides downward force, ensuring that the adjusting slider 7 can be automatically reset. The material of the spring 8 is high-temperature-resistant and high-strength steel wire, so as to ensure its reliability in harsh environments.

[0032] The utility model discloses a working principle is as follows: when using, install the mounting disc 2 in the inside through the bottom open mouth of pipe pile main part 1, when not installing, because the existence of spring 8 makes that adjusting sliding block 7 always has the force of going down, to push the limiting block 9 of both sides out through second connecting rod 10, therefore when installing, can be through the outside pull wire rope 71 to drive adjusting sliding block 7 to go up and make limiting block 9 retract to the inside of slide bar 5, and continuously pull wire rope 71 can drive slide bar 5 to go up, in turn through triangular block 52 and first connecting rod 6 and make three telescopic rods 3 shrink inward, so as to install, after installing in place, keep mounting disc 2 fixed and pull slide bar 5 in turn through triangular block 52 and first connecting rod 6 and push telescopic rod 3 to move outward, to improve the contact force degree of extrusion plate 32 and the inner wall of pipe pile main part 1, to guarantee the fixation of mounting disc 2 whole, in order to facilitate the pull-down of slide bar 5, can be provided with corresponding lug or ear plate on the bottom of limiting plate 51, the position of limiting block 9 is just placed on the lower surface of mounting disc 2 at this time, and the anti -skid line 33 on the surface of extrusion plate 32 can further improve the installation strength and prevent skidding, and the pull wire rope 71 goes down, can make limiting block 9 extend, to keep fixed, prevent slide bar 5 from going up, improve the convenience of installation, and keep stable, then hoist pipe pile main part 1 through the high -pressure water pump box high -pressure spray head 4 inside delivery high -speed water flow, to realize the guide hole.

[0033] When the guide hole is finished, the pull wire rope 71 can first drive adjusting sliding block 7 to go up, and the limiting block 9 is retracted inward through second connecting rod 10, at this time, the bottom of slide bar 5 will not be limited, and can go up, after going up an end distance, limiting plate 51 limits slide bar 5, in the process of going up, pull three telescopic rods 3 to move to the center, so that extrusion plate 32 does not contact the inner wall of pipe pile main part 1, when slide bar 5 is limited by limiting plate 51, continuously pull wire rope 71 can take mounting disc 2 whole, to facilitate the spray head to be taken out.

[0034] The above is only the preferred embodiment of the utility model, it should be pointed out that for ordinary technical personnel in this technical field, on the premise of not departing from the principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model. The structure, device and operation method not specifically described and explained in the utility model, are implemented according to conventional means in the field, if no special description and limitation.

Claims

1. A prestressed concrete hollow pipe pile high-pressure water hole drilling device, comprising a pipe pile body (1) and a mounting disc (2), characterized in that: The installation disc (2) is concentrically arranged inside the pipe pile body (1), the surface of the installation disc (2) is uniformly provided with three extension rods (21), the surface of the extension rod (21) is provided with a sliding groove, the sliding groove in the surface of the extension rod (21) is slidably provided with a telescopic rod (3), the telescopic rod (3) penetrates the surface of the end of the extension rod (21), the cross section of the telescopic rod (3) is T-shaped, the outer side end of the telescopic rod (3) is provided with a mounting plate (31), the mounting plate (31) is arranged outside the installation disc (2), the outer side end of the mounting plate (31) is provided with a pressing plate (32) vertically, the outer side surface of the pressing plate (32) is provided with an anti-skid line (33), three pressing plates (32) are attached to the inner wall of the pipe pile body (1), the surface of the mounting plate (31) is fixedly provided with a high-pressure nozzle (4), the high-pressure nozzle (4) penetrates the mounting plate (31), the top of the high-pressure nozzle (4) is connected to a high-pressure water pump through a hose.

2. The prestressed concrete hollow pipe pile high-pressure water hole guiding device according to claim 1, characterized in that: The surface of the installation disc (2) is vertically slidably provided with a sliding rod (5), the sliding rod (5) is fixedly provided with a triangular block (52), the side surface of the triangular block (52) is hingedly provided with a first connecting rod (6), one end of the three first connecting rods (6) away from the triangular block (52) is hingedly connected to the inner side end of the telescopic rod (3).

3. The prestressed concrete hollow pipe pile high-pressure water hole guiding device according to claim 2, characterized in that: The bottom of the sliding rod (5) is provided with a limiting plate (51), and the limiting plate (51) is arranged on the lower surface of the installation disc (2).

4. The prestressed concrete hollow pipe pile high-pressure water hole guiding device according to claim 3, characterized in that: The inside of the sliding rod (5) is vertically slidably provided with an adjusting sliding block (7), the bottom of the adjusting sliding block (7) is symmetrically connected with a second connecting rod (10), the surface of the sliding rod (5) is symmetrically and horizontally slidably provided with a limiting block (9), and the limiting block (9) is arranged above the limiting plate (51).

5. The prestressed concrete hollow pipe pile high-pressure water hole guiding device according to claim 4, characterized in that: The limiting block (9) is in contact with the lower surface of the installation disc (2), and one end of the second connecting rod (10) away from the adjusting sliding block (7) is hingedly connected to the inner side end of the limiting block (9).

6. The prestressed concrete hollow pipe pile high-pressure water hole guiding device according to claim 5, characterized in that: The top of the adjusting sliding block (7) is connected with a steel wire rope (71), the steel wire rope (71) penetrates the sliding rod (5), the surface of the steel wire rope (71) is provided with a spring (8), the spring (8) is arranged inside and above the sliding rod (5), and the bottom of the spring (8) is in contact with the upper surface of the adjusting sliding block (7).

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