Traction guider for assembly of sounding pipe of reinforcement cage

Abstract

The utility model relates to pile foundation construction engineering in constructional engineering, in particular to the technical field of auxiliary equipment for manufacturing a reinforcement cage and assembling a sounding pipe in a pile foundation, and particularly relates to a traction guider for assembling the sounding pipe of the reinforcement cage, which comprises a guide wheel, a traction hook, a transmission shaft, a fixed cover, a fixed seat, a rotating pin and a fixed bolt. The traction guider disclosed by the utility model is mainly used for installing the sounding pipe in a processed reinforcement cage, and mainly aims to fix the sounding pipe through the traction guider and connect the sounding pipe with external traction equipment (such as a lifting hook of a crane or a chain hoist and the like) through a traction hook; external traction force is applied to drive the guider with guiding and fixing functions to surround the sounding pipe to move in the reinforcement cage along a longitudinal preset linear track, and one end of the single-section reinforcement cage is pulled to the other end of the single-section reinforcement cage. And after the sounding pipe reaches a designated position, the traction guider is moved out, and conventional binding and fixing work of the sounding pipe is carried out.

Description

TECHNICAL FIELD

[0001] The utility model relates to pile foundation construction engineering in building engineering, concretely is pile foundation steel reinforcement cage manufacturing and acoustic measuring pipe assembly auxiliary equipment technical field, concretely relates to a kind of for steel reinforcement cage acoustic measuring pipe assembly traction guider. BACKGROUND

[0002] In building engineering pile foundation construction, normal need to make steel reinforcement cage in advance, and acoustic measuring pipe, grouting pipe and other purposes embedded pipe are assembled after steel reinforcement cage processing is completed. Generally indispensable is acoustic measuring pipe (full name: acoustic measuring pipe) for pile quality detection, acoustic measuring pipe is the channel that probe enters pile interior when ultrasonic detection method is carried out to cast-in-place pile, and the number of arrangement is generally 2-4 not according to different pile diameters, commonly used specification is the steel pipe of inner diameter 50-60mm, and pipe length is usually same or slightly longer than pile length. Acoustic measuring pipe is normally fixed on the inside of steel reinforcement cage, can be fixed using welding or binding mode, and the cross section of both ends is perpendicular to its axis, generally with steel reinforcement cage segmented installation, and the reverse thread sleeve joint or sleeve welded joint is connected between each section.

[0003] The position of acoustic measuring pipe is accurate and smoothly installed. When traditional acoustic measuring pipe is installed on steel reinforcement cage, it is basically installed manually, and acoustic measuring pipe is often bent and displaced due to lack of effective guide device, it is difficult to guarantee the relative position accuracy of acoustic measuring pipe and steel reinforcement cage, and then the accuracy and reliability of subsequent ultrasonic detection are affected. Moreover, the weight of acoustic measuring pipe is large, manual installation is low in efficiency and high in labor intensity, and workers are inconvenient to operate in complex steel reinforcement cage structure, so safety hazard is prone to occur.

[0004] Therefore, it is necessary to provide a traction guider for steel reinforcement cage acoustic measuring pipe assembly, which can avoid bending and displacement of acoustic measuring pipe during installation as much as possible, and replace the inconvenience of manual operation in steel reinforcement cage with mechanical traction structure. The auxiliary traction guider used in acoustic measuring pipe assembly can bear the weight of acoustic measuring pipe, accurately guide the assembly path, avoid deviation and distortion of acoustic measuring pipe during installation, and improve the efficiency and safety of work. SUMMARY

[0005] In order to solve the precision and the problem of inconvenient manual operation of the above-mentioned reinforcing cage acoustic pipe assembly, the utility model provides a traction guider for reinforcing cage acoustic pipe assembly, traction guider is mainly used for installing acoustic pipe in the reinforcing cage which has been processed, the main purpose is to fix acoustic pipe through traction guider, connect through traction hook and external traction equipment (such as the hook of crane or manual coil etc.), move along the longitudinal predetermined straight trajectory in reinforcing cage through the external traction force and drive the guider with the function of guiding and fixing to embrace acoustic pipe from one end of single section reinforcing cage to the other end.After acoustic pipe reaches the designated position, remove traction guider, carry out the conventional binding fixing work of acoustic pipe.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A traction guider for reinforcing cage acoustic pipe assembly, including guide wheel 1, traction hook 2, transmission shaft 3, fixed cover 4, fixed seat 5, rotating pin 6 and fixed bolt 7.

[0008] The guide wheel 1 is divided into at least two groups, each group has two guide wheels 1, and the two guide wheels 1 are connected by a transmission shaft 3.

[0009] The bottom surface of the fixed seat 5 is integrally welded with the transmission shaft 3, a semicircular groove is formed in the upper surface of the fixed seat 5, a corresponding semicircular groove is formed in the fixed cover 4, the fixed cover 4 is placed on the fixed seat 5, and the two semicircular grooves are closed to form a complete cylindrical structure for placing the acoustic pipe 8; the fixed cover 4 is rotatable along the rotating pin 6, and the fixed cover 4 and the fixed seat 5 are closed and opened; a plurality of corresponding threaded holes are formed on the other side of the fixed cover 4 and the fixed seat 5, and the fixed cover 4 and the fixed seat 5 are fixed by the cooperation of the fixed bolt 7 and the threaded holes, so that the acoustic pipe 8 is fixed in the cylindrical structure formed by the closed fixed cover 4 and fixed seat 5.

[0010] The traction hook 2 is welded on the frontmost transmission shaft 3, the traction hook 2 and the connecting traction rope 11 are connected with the external traction equipment, and the guider embracing the acoustic pipe 8 moves along the longitudinal predetermined straight trajectory in the reinforcing cage 10 by the external traction force.

[0011] When in working condition, the acoustic pipe 8 with a reverse threaded sleeve interface 9 at one end is placed in the semicircular groove of the fixed seat 5, the fixed cover 4 is closed, the fixed bolt 7 is inserted into the bolt hole on the other side of the fixed cover 4 and the fixed seat 5, and the fixed cover 4 and the fixed seat 5 embracing the acoustic pipe are fixed; the reverse threaded sleeve interface 9 can prevent the acoustic pipe 8 from slipping and limiting in the longitudinal traction.

[0012] Through the traction hook 2 and the connection traction rope 11 with the external traction equipment (the hook of the crane or manual hoist, etc. can be all), through the external application traction force drives the traction guider with the guide wheel 1 to embrace the acoustic pipe 8 in the steel reinforcement cage 10 along the longitudinal predetermined straight trajectory movement, until reaches the other end of the steel reinforcement cage 10, reaches the position after removing the fixed bolt 7, unfolds the fixed cover 4 and the fixed seat 5, removes the traction guider, the acoustic pipe 8 placed in the steel reinforcement cage 10 can further carry out the binding or welding work.

[0013] The utility model has the advantages of:

[0014] 1. The traction guider for the acoustic pipe assembly of the steel reinforcement cage is welded and fixed on the guide wheel assembly. The fixed seat in the shape of a long strip forms a ring-shaped guide and fixation for the acoustic pipe, can accurately guide the assembly path of the acoustic pipe, ensures the straightness of the acoustic pipe advancing direction, and avoids the offset and distortion of the acoustic pipe during installation.

[0015] 2. The traction guider drives the acoustic pipe to slide inside the steel reinforcement cage, gradually installs the acoustic pipe to the specified position of the steel reinforcement cage, solves the problems of poor precision and low efficiency of conventional manual dragging, and avoids the safety problem of worker installation into the cage.

[0016] 3. The traction guider is provided with a plurality of symmetrically arranged guide wheels, the guide wheels can elevate the acoustic pipe by a certain height, the traction guider reduces the frictional resistance of the direct contact between the acoustic pipe and the steel reinforcement, and reduces the friction and collision risk of the acoustic pipe and the complex structure inside the steel reinforcement cage. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a plan view of the traction guider for the acoustic pipe assembly of the steel reinforcement cage.

[0018] Figure 2 It is a side view of the traction guider for the acoustic pipe assembly of the steel reinforcement cage.

[0019] Figure 3 It is a sectional view of the traction guider for the acoustic pipe assembly of the steel reinforcement cage placed in the steel reinforcement cage.

[0020] Figure 4 It is a side view of the traction guider for the acoustic pipe assembly of the steel reinforcement cage placed in the steel reinforcement cage.

[0021] In the drawing: 1 guide wheel; 2 traction hook; 3 transmission shaft; 4 fixed cover; 5 fixed seat; 6 rotating pin; 7 fixed bolt; 8 acoustic pipe; 9 reverse threaded sleeve interface; 10 steel reinforcement cage; 11 traction rope. DETAILED DESCRIPTION

[0022] The specific implementation of the present application is further illustrated in the following with reference to the accompanying drawings and technical solutions.

[0023] The structure plane and lateral direction of the traction guider for reinforcing cage acoustic pipe assembly of the present application are shown in Figure 1 and Figure 2 The acoustic pipe assembly schematic diagram in the reinforcing cage with the present application is shown in Figure 3 and Figure 4 .

[0024] The traction guider for reinforcing cage acoustic pipe assembly mainly consists of a fixed seat 5 and a fixed cover 4 installed on the chassis of a guide wheel 1, and a traction hook 2 connected with a transmission shaft 3 is connected with an external traction force through a traction rope 11, so as to realize the linear walking of the traction guider with the acoustic pipe along the assembly path in the reinforcing cage.

[0025] Specifically, it comprises the guide wheel 1, the traction hook 2, the transmission shaft 3, the fixed cover 4, the fixed seat 5, the rotating pin 6 and the fixed bolt 7; the upper surface of the fixed seat 5 is provided with a semicircular groove, the fixed cover 4 is provided with a corresponding semicircular groove, the fixed cover 4 is covered on the fixed seat 5, and the two semicircular grooves are closed to form a complete cylindrical structure for placing the acoustic pipe 8. The fixed cover 4 and the fixed seat 5 are connected through the rotating pin 6 on one side, the fixed cover 4 can rotate along the rotating pin 6, and the closing and opening states with the fixed seat 5 are realized.

[0026] The example in the figure comprises four guide wheels 1 and two groups of transmission shafts 3, and two guide wheels 1 are connected through a transmission shaft 3. The bottom plate of the fixed seat 5 is welded with the transmission shaft 3 as a whole, and the traction hook 2 is welded on the frontmost transmission shaft 3.

[0027] In pile foundation construction, the steel reinforcement cage 10 is normally pre-made and then the sounding pipe 8 is installed according to specific requirements. The steel reinforcement cage 10 where the sounding pipe 8 needs to be installed is placed steadily, then the traction guide is placed inside the end head of the steel reinforcement cage 10, the fixed cover 4 and the fixed seat 5 are separated and unfolded, a section of the sounding pipe 8 which has been pre-connected is placed in the semicircular groove of the fixed seat 5, and the sounding pipe 8 at one end of the traction hook 2 is connected with the reverse threaded sleeve interface 9, then the fixed cover 4 is closed after being rotated with the fixed seat 5 through the rotating pin 6, and the fixed bolt 7 is inserted into the reserved bolt hole to fix the sounding pipe 8 on the fixed seat 5. After the traction guide fixes the sounding pipe 8, the traction hook 2 is connected with the external traction equipment (such as the hook of a crane or a manual hoist) through the connecting traction rope 11, the traction guide with the guide wheel 1 is driven to move along the predetermined straight track in the steel reinforcement cage 10 by the external traction force, until the other end of the steel reinforcement cage 10 is reached. After the sounding pipe 8 reaches the specified position, the fixed bolt 1 is loosened, the fixed cover 4 and the fixed seat 5 are separated and unfolded, the fixed seat 5 connected with the guide wheel 1 is continuously pulled, and the traction guide is separated from the sounding pipe 8. After being separated, the sounding pipe 8 can be further fixed on the steel reinforcement cage 10 by welding or binding. Then the above operation is continued to install the next sounding pipe 8 after rotating a certain angle according to the number of sounding pipes 8 required to be installed in the steel reinforcement cage 10, until the installation of all the sounding pipes in the single steel reinforcement cage 10 is completed.

[0028] The working process of the utility model is as follows:

[0029] 1. In pile foundation construction, the steel reinforcement cage is pre-made according to the depth of the pile hole, then the made steel reinforcement cage is placed horizontally at the specified position, and the required sounding pipes are pre-connected according to the length of the steel reinforcement cage;

[0030] 2. The traction guide is placed inside the end head of the steel reinforcement cage, and the traction guide is connected and fixed with one end of the sounding pipe through the mechanical structure;

[0031] 3. The traction hook on the traction guide is connected with the external traction equipment through the connecting traction rope, the traction guide with the guide wheel is driven to move longitudinally in the steel reinforcement cage by the external traction force, until the other end of the steel reinforcement cage is reached;

[0032] 4. After the sounding pipe reaches the specified position, the fixing device of the guide is loosened, the traction guide is removed, and the sounding pipe is connected with the steel reinforcement cage by welding or binding.

[0033] 5. The next sounding pipe is installed by continuing the above operation after rotating a certain angle according to the number of sounding pipes required to be installed in the steel reinforcement cage, until the installation of all the sounding pipes in the single steel reinforcement cage is completed.

[0034] 6. The single-pile steel reinforcement cage is usually spliced by multiple single-section steel reinforcement cages, the single-section steel reinforcement cage is completed, and then assembly of other single-section steel reinforcement cages is continuously performed, finally, the multiple-section steel reinforcement cages are welded into a whole to be lowered into a pre-formed pile hole, and the lowering operation of the steel reinforcement cage is completed.

[0035] The utility model discloses a kind of traction guides for steel reinforcement cage acoustic pipe assembly, optimize and improve the assembly process of acoustic pipe in foundation pile steel reinforcement cage, normal acoustic pipe installation needs worker to enter cage and bring acoustic pipe to carry out binding operation, it is difficult to operate and precision is not good control.The traction guide proposed in the utility model has the guiding device of fixed acoustic pipe, is equipped with guide wheel simultaneously, after connecting acoustic pipe that meets the length requirement of single-section steel reinforcement cage in advance, acoustic pipe is pulled into steel reinforcement cage by external traction device with the guiding device, the operation difficulty of manual cage binding and the problem of acoustic pipe vertical precision control difficulty can be effectively solved, manual operation difficulty can be effectively reduced and steel reinforcement cage assembly efficiency is improved.

Claims

1. A traction guide for assembling acoustic logging tubes in steel cages, characterized in that, The traction guide for assembling the sonic logging tube of the steel cage includes a guide wheel (1), a traction hook (2), a drive shaft (3), a fixing cover (4), a fixing seat (5), a rotating pin (6), and a fixing bolt (7). The guide wheels (1) are divided into at least two groups, with two guide wheels (1) in each group, and the two guide wheels (1) are connected by a drive shaft (3); The fixed seat (5) is welded to the transmission shaft (3) on its bottom surface. The upper surface of the fixed seat (5) is provided with a semi-circular groove. The fixed cover (4) is provided with a corresponding semi-circular groove. The fixed cover (4) is placed on the fixed seat (5). The two semi-circular grooves are joined together to form a complete cylindrical structure for placing the sonic logging tube (8). The fixed cover (4) and the fixed seat (5) are connected on one side by a rotating pin (6). The fixed cover (4) can rotate along the rotating pin (6) to achieve the closed and open state with the fixed seat (5). The other side of the fixed cover (4) and the fixed seat (5) is provided with multiple corresponding threaded holes. The fixed cover (4) and the fixed seat (5) are fixed together by the cooperation of the fixing bolt (7) and the threaded holes, and the sonic logging tube (8) is fixed in the cylindrical structure formed after the fixed cover (4) and the fixed seat (5) are joined together. The traction hook (2) is welded to the front drive shaft (3) and is connected to the external traction equipment through the traction hook (2) and the connecting traction rope (11). The external traction force is applied to pull the guide to hug the acoustic tube (8) and move it along a predetermined longitudinal straight track in the steel cage (10).

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