CN111822897B - Tubular pile underground welding appearance - Google Patents
Tubular pile underground welding appearance Download PDFInfo
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- CN111822897B CN111822897B CN202010716075.5A CN202010716075A CN111822897B CN 111822897 B CN111822897 B CN 111822897B CN 202010716075 A CN202010716075 A CN 202010716075A CN 111822897 B CN111822897 B CN 111822897B
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- annular support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
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- Optics & Photonics (AREA)
- Piles And Underground Anchors (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses an underground pipe pile welding instrument, which relates to the technical field of pipe pile welding, and comprises an annular support, a plurality of circumferential moving assemblies, a lifting mechanism, a welding structure and a control device, wherein the annular support can extend into a pipe pile; the lifting mechanism is arranged at the upper end of the annular support and used for driving the annular support to lift, the welding structure is rotatably arranged at the lower end of the annular support, and the control device is in communication connection with the lifting mechanism and the first power source. So set up, can follow the inboard repair welding of tubular pile, avoid serious defect to lead to mending the stake again, cost reduction, the time limit for a project shortens.
Description
Technical Field
The invention relates to the technical field of tubular pile welding, in particular to an underground tubular pile welding instrument.
Background
The static pressure tubular pile construction process is to impress the tubular pile into the underground through the static pressure stake machine, and generally a root canal stake is about 7m long, and the joint department of adjacent tubular pile needs the welding, nevertheless because the internal diameter of tubular pile is less, can't follow the inboard welding of tubular pile, can only impress the tubular pile into the underground again after the outside of tubular pile welds.
In the prior art, due to the pressing-down action of the static pile machine and the influence of engineering geology, after the tubular pile is pressed into the ground, the abnormal conditions of cracking or interface widening are easy to occur at the joint, therefore, project acceptance detection is required after construction, the integrity of the pile body is detected at low strain, the integrity of the pile body is divided into four types of I-type piles, II-type piles, III-type piles and IV-type piles, the I-type piles refer to the complete pile body, the II-type piles refer to the pile body with slight defects and cannot influence the normal exertion of the bearing capacity of the pile body structure, the III-type piles refer to the pile body with obvious defects and influence on the bearing capacity of the pile body structure, the IV-type piles refer to the pile body with serious defects, the pile body defect refers to a general name of bad phenomena such as pile body fracture, crack, necking, mud (impurities) inclusion, cavity, honeycomb, looseness and the like caused by deterioration of the integrity of the pile body to a certain extent and reduction of the structural strength and durability of the pile body. If the integrity of the pile body is detected at low strain, serious defect reflected waves or periodic reflected waves occur at the joint, namely the III-type pile and the IV-type pile are formed, which indicates that the engineering pile cannot effectively play a function because the serious defect occurs at the joint of the tubular pile, and the pile can only be repaired again, so that the cost is increased, and the construction period is prolonged.
Therefore, how to solve the problems that the welding and repair welding from the inner side of the tubular pile cannot be performed, the tubular pile joint has serious defects and only the pile can be repaired again, the cost is increased, and the construction period is prolonged in the prior art becomes an important technical problem to be solved by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide a tubular pile underground welding instrument to solve the technical problems that in the prior art, welding and repair welding cannot be carried out from the inner side of a tubular pile, a tubular pile joint has serious defects and can only be repaired again, the cost is increased, and the construction period is prolonged. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
The invention provides an underground pipe pile welding instrument, which comprises:
the annular support can extend into the tubular pile;
the pipe pile comprises a plurality of circumferential moving assemblies, wherein the circumferential moving assemblies are uniformly distributed along the circumferential direction of the annular support, each circumferential moving assembly comprises an extending piece movably arranged on the annular support, a first power source and a roller, the first power source is arranged on the extending piece and is used for providing rotary power, when the extending piece moves to a first position relative to the annular support, the roller is pressed on the inner wall of the pipe pile by the extending piece, the roller rotates under the power action of the first power source, and the rollers synchronously rotate to enable the annular support to move along the circumferential direction of the inner wall of the pipe pile;
the lifting mechanism is arranged at the upper end of the annular support and is used for driving the annular support and each circumferential moving assembly to synchronously ascend and descend;
the welding structure is used for welding the position to be welded of the inner wall of the tubular pile, and the welding structure is rotatably arranged at the lower end of the annular support;
and the control device is connected with the first power source, the lifting mechanism and the welding structure in a communication manner so as to respectively control the rotating state of the first power source, the lifting position of the annular support and the rotating state of the welding structure.
Preferably, the annular support comprises two annular frames and a plurality of vertical rods arranged between the two annular frames, the upper end and the lower end of each vertical rod are respectively connected with the two annular frames, the vertical rods are uniformly distributed along the circumferential direction of the annular frames, and the circumferential moving assemblies are arranged on the vertical rods.
Preferably, the extending part is a rotating arm rotatably arranged on the annular support, the circumferential moving assembly further comprises an elastic part, when the rotating arm rotates to the first position relative to the annular support, an included angle between the rotating arm and the annular support is a first included angle, and the elastic part is elastically deformed; when the rotating arm returns to the original position relative to the annular support, an included angle between the rotating arm and the annular support is a second included angle, the second included angle is larger than the first included angle, and the elastic piece returns to be elastically deformed.
Preferably, the first end of rotor arm with the ring carrier is connected through the screw rod, the elastic component is established for the cover torsion spring on the screw rod, the one end of torsion spring with ring carrier fixed connection, the other end with rotor arm fixed connection, first power supply with the gyro wheel all sets up the second end of rotor arm.
Preferably, each circumferential movement assembly includes two parallel rotating arms, the first power source is a first servo motor, the first servo motor is disposed between the two rotating arms, the direction of an output shaft of the first servo motor is consistent with the length direction of the rotating arms, the first end position of the rotating arm is lower than the second end position of the rotating arm, and the rotating plane of the rotating arm passes through the axis of the annular bracket.
Preferably, elevating system is including fixed setting up shaft-like support in tubular pile port department, the second servo motor that is used for providing rotary power, reel, winding are in the safety rope of reel periphery, second servo motor with the reel all sets up on the shaft-like support, the first end of safety rope is fixed, the second end is connected the ring carrier, second servo motor work drives the reel rotates, so that the safety rope drives the ring carrier goes up and down, just second servo motor with controlling means communicative connection.
Preferably, the rod-shaped bracket is provided with an opening for the safety rope to penetrate through, and the first end of the safety rope is connected with a safety ring, and the diameter of the safety ring is larger than the maximum width of the opening.
Preferably, tubular pile underground welding appearance still includes wireless handle, controlling means sets up the controller into in the wireless handle, be equipped with the button that is used for controlling first servo motor and second servo motor's rotation state on the wireless handle.
Preferably, the welding structure comprises a third servo motor arranged at the lower end of the annular support, a welding handle connected with an output shaft of the third servo motor and a welding wire arranged in the welding handle, the third servo motor is in communication connection with the control device, the welding handle is in an L-shaped structure, and the output shaft of the third servo motor is horizontally arranged and connected with the upper end of the L-shaped structure.
Preferably, the annular support is provided with a light source for illumination and a camera for monitoring, and the light source and the camera are both in communication connection with the control device.
In the technical scheme provided by the invention, the underground pipe pile welding instrument comprises an annular support, a plurality of circumferential moving assemblies, a lifting mechanism, a welding structure and a control device, wherein the annular support can extend into a pipe pile, the circumferential moving assemblies are uniformly distributed along the circumferential direction of the annular support, each circumferential moving assembly comprises an extending part, a first power source and a roller, the extending part is movably arranged on the annular support, the first power source is arranged on the extending part and is used for providing rotary power, when the extending part moves to a first position relative to the annular support, the roller is pressed against the inner wall of the pipe pile by the extending part, the roller rotates under the power action of the first power source, the driving force of each first power source is the same, and each roller synchronously rotates, so that the annular support can be driven to move along the circumferential direction of the inner wall of the pipe pile; the lifting mechanism is arranged at the upper end of the annular support and is used for driving the annular support and each circumferential moving assembly to synchronously ascend and descend; the welding structure is used for welding the position to be welded of the inner wall of the tubular pile, and is rotatably arranged at the lower end of the annular support; the control device is in communication connection with the first power source, the lifting mechanism and the welding structure so as to respectively control the rotating state of the first power source, the lifting position of the annular support and the rotating state of the welding structure. Therefore, the lifting mechanism is controlled through the control device at first, the annular support is driven to descend to a proper position in the tubular pile, then the control device controls the first power sources simultaneously, each roller rotates synchronously, the annular support moves along the circumferential direction of the inner wall of the tubular pile until the welding structure corresponds to a position to be welded of the inner wall of the tubular pile, and finally the control device controls the welding structure to rotate, so that the welding structure is in direct contact with the position to be welded, and the welding position is subjected to repair welding. So set up, realized welding and repair welding's process from the inner wall of tubular pile, when avoiding low strain detection pile body integrality, the problem that tubular pile joint department appears serious defect and can't lead to only mending the stake again from inboard repair welding has reduced the cost, has shortened the time limit for a project.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an underground pipe pile welding instrument in the embodiment of the invention;
FIG. 2 is a schematic structural diagram of a tubular pile underground welding instrument positioned in a tubular pile in the embodiment of the invention;
FIG. 3 is a schematic structural diagram of a lifting mechanism in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a lifting mechanism in another embodiment of the present invention;
FIG. 5 is a schematic structural view of a cordless handle in an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a roller and a first servo motor according to an embodiment of the present invention.
In FIGS. 1-6:
1. an annular frame; 2. a vertical rod; 3. a rotating arm; 4. a first servo motor; 5. a roller; 6. a tubular pile; 7. a torsion spring; 8. a screw; 9. a rod-shaped support; 10. a second servo motor; 11. a reel; 12. a safety cord; 13. a safety ring; 14. a wireless handle; 15. pressing a key; 16. a third servo motor; 17. welding a handle; 18. welding wires; 19. a light source; 20. a camera; 21. a welding instrument; 22. a screen; 23. and (6) opening holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The purpose of this embodiment is to provide a tubular pile underground welding appearance, solve among the prior art can't follow the inboard welding and repair welding of tubular pile, tubular pile joint appear serious defect and can only mend the stake again, increase cost and the problem of extension time limit for a project.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.
Referring to fig. 1-6, in the present embodiment, the underground pipe pile welding apparatus includes an annular support, a plurality of circumferential moving assemblies, a lifting mechanism, a welding structure, and a control device, wherein the annular support can extend into the pipe pile 6, a diameter of the annular support is smaller than an inner diameter of the pipe pile 6, the circumferential moving assemblies are uniformly distributed along a circumferential direction of the annular support, each circumferential moving assembly includes an extending member, a first power source and a roller 5, the extending member is movably disposed on the annular support, the first power source is disposed on the extending member and is used for providing a rotation power of the roller 5, that is, the first power source drives the roller 5 to rotate. Preferably, the first power source is a first servomotor 4. Specifically, the extending piece is rotatably arranged on the annular bracket, and the roller 5 is abutted against the inner wall of the tubular pile 6 by changing the rotating angle between the extending piece and the annular bracket; when the extension piece moves to a first position relative to the annular support, the extension piece presses the roller 5 on the inner wall of the tubular pile 6, the roller 5 rotates under the power action of the first servo motor 4 at the moment, the driving force of each first power source is the same, and each roller 5 rotates synchronously, so that the annular support and each circumferential moving component are driven to move along the circumferential direction of the inner wall of the tubular pile 6; the lifting mechanism is arranged at the upper end of the annular support and is used for driving the annular support and each circumferential moving assembly to synchronously ascend and descend; the welding structure is rotatably arranged at the lower end of the annular bracket, so that the welding structure can weld and leave the position to be welded of the inner wall of the tubular pile 6; the control device is in communication connection with the first servo motor 4, the lifting mechanism and the welding structure, so that the rotation state of the first servo motor 4, the lifting position of the annular support and the rotation state of the welding structure are controlled by the control device respectively. Preferably, in the present embodiment, the roller 5 is a shaped wheel, as shown in fig. 6, the structure of the roller 5 is equivalent to a portion of the whole wheel is cut off, and the output shaft of the first servomotor 4 is perpendicular to the cutting plane.
Specifically, the rotation state of the first servo motor 4 comprises a rotation direction and start and stop, namely the control device controls the rotation direction of the roller by controlling the rotation direction of the first servo motor 4, indirectly controls the annular bracket to rotate clockwise or anticlockwise along the circumferential direction of the tubular pile 6, and controls whether the annular bracket rotates circumferentially by controlling the start and stop of the first servo motor 4; the rotation state of the first servo motor 4 may further include a frequency, and the rotation speed of the ring frame is controlled by controlling the rotation frequency of the first servo motor 4. The rotating state of the welding structure also comprises the rotating direction and starting and stopping, namely the control device controls the welding structure to be close to the position to be welded for welding or to be far away from the welding position for finishing welding by controlling the rotating direction of the welding structure, and controls the welding structure to rotate or not by controlling the starting and stopping of the welding structure.
Therefore, firstly, the lifting mechanism is controlled through the control device, the lifting mechanism drives the annular support to descend to a proper position in the tubular pile 6, then the control device controls the first servo motors 4 simultaneously, each roller 5 rotates synchronously, so that the annular support moves along the circumferential direction of the inner wall of the tubular pile 6 until the welding structure corresponds to a position to be welded of the inner wall of the tubular pile 6, and finally the control device controls the welding structure to rotate, so that the welding structure is in direct contact with the position to be welded, and the welding position is subjected to repair welding.
So set up, realized the process of welding and repair welding from tubular pile 6's inner wall, avoided when low meeting an emergency detects pile body integrality 6 joints of tubular pile department appear serious defect and can't follow the problem that inboard repair welding leads to can only mend the stake again, the cost is reduced has shortened the time limit for a project.
As an optional implementation manner, as shown in fig. 1, the annular bracket includes two annular frames 1 and a plurality of vertical rods 2, each vertical rod 2 is disposed between the two annular frames 1, the upper end and the lower end of each vertical rod 2 are respectively connected with the two annular frames 1, the vertical rods 2 are uniformly distributed along the circumferential direction of the annular frames 1, and each vertical rod 2 is provided with a circumferential moving assembly. In a preferred embodiment, four vertical rods 2 are provided, and each vertical rod 2 is provided with two circumferential moving assemblies in the vertical direction.
As an optional implementation mode, the extending member is a rotating arm 3 rotatably arranged on the vertical rod 2, the circumferential moving assembly further comprises an elastic member, when the rotating arm 3 rotates to a first position relative to the vertical rod 2, an included angle between the rotating arm 3 and the vertical rod 2 is a first included angle, the elastic member elastically deforms, the elastic member accumulates elastic potential energy, the annular support is located in the tubular pile 6 at the moment, the overall diameter of the tubular pile underground welding instrument is equal to the inner diameter of the tubular pile 6, and the roller 5 abuts against the inner wall of the tubular pile 6; when the rotating arm 3 returns to the original position relative to the vertical rod 2, the included angle between the rotating arm 3 and the vertical rod 2 is a second included angle, the second included angle is larger than the first included angle, the elastic piece returns to the elastic deformation, the elastic piece releases elastic potential energy, the annular support rises to the position separated from the tubular pile 6 at the moment, and the whole diameter of the tubular pile underground welding instrument is larger than the inner diameter of the tubular pile 6. Therefore, when the rotating arm 3 rotates to the first position, the tubular pile underground welding instrument is positioned in the tubular pile 6; when the rotating arm 3 returns to the original position, the tubular pile underground welding instrument is positioned outside the tubular pile 6. It should be noted that the "first position" of the rotating arm 3 is not specifically a position, but generally refers to the position of the rotating arm 3 when the roller 5 is pressed against the inner wall of the tubular pile 6, and naturally, the "first position" of the rotating arm 3 is different for tubular piles 6 with different tube diameters.
In other embodiments, the extension member is a telescopic arm which is telescopically and horizontally arranged on the vertical rod 2, the telescopic arm is perpendicular to the vertical rod 2, when the telescopic arm is telescopic relative to the vertical rod 2 to a first position, the length of the telescopic arm is a first length, the elastic member is elastically deformed, the elastic member accumulates elastic potential energy, the annular support is positioned in the tubular pile 6, the overall diameter of the tubular pile underground welding instrument is equal to the inner diameter of the tubular pile 6, and the roller 5 is pressed against the inner wall of the tubular pile 6; when the relative vertical pole 2 of flexible arm replied the original position, the length of flexible arm was the second length, and second length is greater than first length, and elastic deformation is replied to the elastic component this moment, and elastic component release elastic potential energy, and annular support breaks away from inside tubular pile 6 this moment, and tubular pile underground welding appearance's whole diameter is greater than tubular pile 6 internal diameters. Preferably, the elastic member may be provided as a spring fitted over the telescopic arm.
Specifically, as shown in fig. 1-2, a first end of the rotating arm 3 is connected to the vertical rod 2 through a screw 8, the elastic member is a torsion spring 7 sleeved on the screw 8, one end of the torsion spring 7 is fixedly connected to the vertical rod 2, the other end of the torsion spring is fixedly connected to the rotating arm 3, and the first servo motor 4 and the roller 5 are both disposed at a second end of the rotating arm 3.
As an alternative embodiment, each circumferential moving assembly includes two rotating arms 3 arranged in parallel, the first servo motor 4 is arranged between the two rotating arms 3 and the direction of the output shaft of the first servo motor is consistent with the length direction of the rotating arms 3, the first end position of the rotating arm 3 is lower than the second end position of the rotating arm 3, and the rotating plane of the rotating arm 3 passes through the axis of the annular bracket.
So set up, when tubular pile underground welding appearance stretches into tubular pile 6 in from tubular pile 6 outsides, the port of tubular pile 6 is direct to contact with rotor arm 3, and 6 ports of tubular pile directly promote rotor arm 3 to rotating to the direction that is close to vertical pole 2, make the whole diameter of tubular pile underground welding appearance reduce promptly to make inside tubular pile underground welding appearance conveniently gets into tubular pile 6, need not to realize with the help of external force, convenience simple to use.
In a preferred embodiment, as shown in fig. 3-4, the lifting mechanism comprises a rod-shaped support 9, a second servo motor 10, a reel 11, and a safety rope 12, the rod-shaped support 9 is fixedly arranged at a port of the tubular pile 6, the second servo motor 10 is used for providing the rotation power of the reel 11, the safety rope 12 is wound around the periphery of the reel 11, the second servo motor 10 and the reel 11 are both arranged on the rod-shaped support 9, the end of the rod-shaped support 9 is lapped at the port of the tubular pile 6 to provide support for the second servo motor 10 and the reel 11, the first end of the safety rope 12 is fixed, and the second end of the safety rope 12 is connected with a ring-shaped support, as shown in fig. 2, the second end of the safety rope 12 is divided into two or more strands, and each strand of the safety rope 12 is respectively connected with the ring-shaped support 1 to ensure the stability of the ring-shaped support. In this way, the second servo motor 10 operates to drive the winding drum 11 to rotate, so that the second end of the safety rope 12 drives the annular bracket to ascend and descend, and the second servo motor 10 is in communication connection with the control device. Specifically, the control device can control the rotation direction and the start and stop of the second servo motor 10, the annular support is controlled to ascend or descend by controlling the rotation direction of the second servo motor 10, and the annular support is controlled to ascend or descend by controlling the start and stop of the second servo motor 10 through the through hole.
By the arrangement, the specific structure of the lifting structure is refined, and lifting control is realized on the annular bracket; and rod-like support 9 blocks in tubular pile 6 port department, guarantees ring support's stability.
Preferably, in this embodiment, the rod-shaped bracket 9 is provided with an opening 23, the safety rope 12 penetrates through the opening 23, and the first end of the safety rope 12 is connected with a safety ring 13, and the diameter of the safety ring 13 is larger than the maximum width of the opening 23.
So set up, if elevation structure is not controlled well, the slippage condition appears in safety rope 12 breaks away from reel 11, and safety ring 13 can block at the opening part, avoids the ring carrier to drop into tubular pile 6 in, and is more insurance.
As an alternative embodiment, as shown in fig. 5, the tubular pile underground welding instrument further includes a wireless handle 14, the control device is configured as a controller in the wireless handle 14, the controller may be a plc controller, and the automatic control of the first servo motor 4, the second servo motor 10 and the third servo motor 16 is realized through programming. In a preferred embodiment, the wireless handle 14 is further provided with a key 15 for controlling the rotation states of the first servo motor 4, the second servo motor 10 and the third servo motor 16, so as to realize manual control of each process. Specifically, the wireless handle 14 is further provided with a screen 22, and the screen 22 can be used for displaying data such as the descending height of the annular support in the tubular pile 6, the rotation angle of the annular support along the circumferential direction of the tubular pile, and the rotation angle of the welding handle.
So set up, realize through wireless handle 14 with first servo motor 4, second servo motor 10 and third servo motor 16's communication connection, can also each process of manual control realize the welding, tubular pile underground welding appearance can't continue to use when avoiding automatic control to go wrong.
As an alternative embodiment, the welding structure comprises a third servo motor 16, a welding handle 17 and a welding wire 18, wherein the third servo motor 16 is arranged at the lower end of the annular bracket, the welding wire 18 connected with the output shaft of the third servo motor 16 of the welding handle 17 is arranged in the welding handle 17, the third servo motor 16 is in communication connection with the control device, namely the control device controls the rotation direction of the third servo motor 16 to control whether the welding wire 18 is close to the position to be welded or far away from the position to be welded, and the control device controls the third servo motor 16 to start or stop to control whether the welding wire 18 rotates. Specifically, the welding handle 17 is in an L-shaped structure, an output shaft of the third servo motor 16 is horizontally arranged and connected with the upper end of the L-shaped structure, and the welding wire 18 is provided by a welding instrument 21 outside the tubular pile 6.
In a preferred embodiment, the ring-shaped support is provided with a light source 19 for illumination and a camera 20 for monitoring, and both the light source 19 and the camera 20 are communicably connected with the control device. Specifically, the light source 19 and the camera 20 are both arranged on the ring frame 1 at the lower end, and the control device can control the on/off of the light source 19 and the intensity of illumination, and also the on/off of the camera 20. Preferably, the light source 19 is an LED lamp.
With the arrangement, the welding condition of the welding position to be welded of the welding wire 18 can be monitored through the camera 20, and the camera 20 can better monitor the welding condition because light rays in the tubular pile 6 are usually dark and the inside of the tubular pile 6 is illuminated through the light source 19.
The present underground pipe pile welding apparatus is described in detail with reference to the above embodiments, in this embodiment, the underground pipe pile welding apparatus includes an annular frame, a plurality of circumferential moving assemblies, a lifting mechanism, a welding structure, and a wireless handle 14, the annular frame includes two annular frames 1, four vertical rods 2 evenly distributed between the two annular frames 1, the upper end and the lower end of each vertical rod 2 are respectively connected to the two annular frames 1, two circumferential moving assemblies are disposed on each vertical rod 2, the circumferential moving assemblies include a rotating arm 3 rotatably disposed on the vertical rod 2, a first servo motor 4 and a roller 5, the first end of the rotating arm 3 is connected to the annular frame through a screw 8, a torsion spring 7 is sleeved on the screw 8, one end of the torsion spring 7 is fixedly connected to the vertical rod 2, the other end is fixedly connected to the rotating arm 3, the first servo motor 4 and the roller 5 are disposed at the second end of the rotating arm 3, the first end position of the rotating arm 3 is lower than the second end position of the rotating arm 3, when the rotating arm 3 rotates to the first position relative to the annular support, the included angle between the rotating arm 3 and the annular support is a first included angle, the torsion spring 7 elastically deforms, the rotating arm 3 presses the rollers 5 against the inner wall of the tubular pile 6, and at the moment, each roller 5 synchronously rotates under the power action of the first servo motor 4 so as to drive the annular support to move along the circumferential direction of the inner wall of the tubular pile 6; when the rotating arm 3 returns to the original position relative to the annular bracket, the included angle between the rotating arm 3 and the annular bracket is a second included angle, the second included angle is larger than the first included angle, and the torsion spring 7 returns to elastic deformation. The lifting mechanism comprises a rod-shaped support 9 fixedly arranged at the port of the tubular pile 6, a second servo motor 10 used for providing rotary power, a winding drum 11 and a safety rope 12 wound on the periphery of the winding drum 11, wherein the second servo motor 10 and the winding drum 11 are both arranged on the rod-shaped support 9, the first end of the safety rope 12 is connected with a safety ring 13, the second end of the safety rope is connected with an annular support, and the second servo motor 10 works to drive the winding drum 11 to rotate so that the safety rope 12 drives the annular support to lift; the welding structure comprises a third servo motor 16 arranged at the lower end of the annular bracket, a welding handle 17 connected with an output shaft of the third servo motor 16 and a welding wire 18 arranged in the welding handle 17. The wireless handle 14 is internally provided with a controller, the annular support is also provided with a light source 19 for illumination and a camera 20 for monitoring, the controller is in communication connection with the first servo motor 4, the second servo motor 10, the third servo motor 16, the light source 19 and the camera 20, and the wireless handle 14 is provided with a key 15 for controlling the rotation state of the first servo motor 4 and the second servo motor 10.
So set up, realized the process of welding and repair welding from tubular pile 6's inner wall, avoided 6 joints of tubular pile to appear serious defect and can't follow the problem that inboard repair welding leads to can only mend the stake again, cost reduction, the time limit for a project shortens.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The multiple schemes provided by the invention comprise basic schemes, are independent from each other and are not restricted with each other, but can be combined with each other under the condition of no conflict, so that multiple effects are realized together.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. The utility model provides a tubular pile underground welding appearance which characterized in that includes:
the annular bracket can extend into the tubular pile (6);
the pipe pile comprises a plurality of circumferential moving assemblies, wherein the circumferential moving assemblies are uniformly distributed along the circumferential direction of the annular support, each circumferential moving assembly comprises an extending part movably arranged on the annular support, a first power source and a roller (5), the first power source is arranged on the extending part and is used for providing rotary power, when the extending part moves to a first position relative to the annular support, the roller (5) is pressed on the inner wall of the pipe pile (6) by the extending part, the roller (5) rotates under the power action of the first power source, and the rollers (5) synchronously rotate to enable the annular support to circumferentially move along the inner wall of the pipe pile (6); the stretching part is a rotating arm (3) which is rotatably arranged on the annular support, the circumferential moving assembly further comprises an elastic part, when the rotating arm (3) rotates to the first position relative to the annular support, an included angle between the rotating arm (3) and the annular support is a first included angle, and the elastic part is elastically deformed; when the rotating arm (3) restores to the original position relative to the annular support, the included angle between the rotating arm (3) and the annular support is a second included angle, the second included angle is larger than the first included angle, and the elastic piece restores to be elastically deformed; the roller (5) is a special-shaped wheel and is provided with a cutting plane, and an output shaft of the first power source is vertically connected with the cutting plane;
the lifting mechanism is arranged at the upper end of the annular support and is used for driving the annular support and each circumferential moving assembly to synchronously ascend and descend;
the welding structure is used for welding the position to be welded of the inner wall of the tubular pile (6), and the welding structure is rotatably arranged at the lower end of the annular support;
and the control device is connected with the first power source, the lifting mechanism and the welding structure in a communication manner so as to respectively control the rotating state of the first power source, the lifting position of the annular support and the rotating state of the welding structure.
2. The underground pipe pile welding instrument according to claim 1, wherein the annular support comprises two annular frames (1) and a plurality of vertical rods (2) arranged between the two annular frames (1), the upper ends and the lower ends of the vertical rods (2) are respectively connected with the two annular frames (1), the vertical rods (2) are uniformly distributed along the circumferential direction of the annular frames (1), and the circumferential moving assemblies are arranged on the vertical rods (2).
3. The underground pipe pile welding instrument according to claim 1, wherein the first end of the rotating arm (3) is connected with the annular support through a screw rod (8), the elastic part is a torsion spring (7) sleeved on the screw rod (8), one end of the torsion spring (7) is fixedly connected with the annular support, the other end of the torsion spring is fixedly connected with the rotating arm (3), and the first power source and the roller (5) are arranged at the second end of the rotating arm (3).
4. The underground pipe pile welding instrument according to claim 3, wherein each circumferential moving assembly comprises two rotating arms (3) arranged in parallel, the first power source is a first servo motor (4), the first servo motor (4) is arranged between the two rotating arms (3), the direction of an output shaft of the first servo motor is consistent with the length direction of the rotating arms (3), the first end position of each rotating arm (3) is lower than the second end position of each rotating arm (3), and the rotating plane of each rotating arm (3) passes through the axis of the annular support.
5. The underground pipe pile welding instrument of claim 1, wherein the lifting mechanism comprises a rod-shaped support (9) fixedly arranged at the port of the pipe pile (6), a second servo motor (10) for providing rotary power, a winding drum (11), and a safety rope (12) wound on the periphery of the winding drum (11), the second servo motor (10) and the winding drum (11) are both arranged on the rod-shaped support (9), the first end of the safety rope (12) is fixed, the second end of the safety rope is connected with the annular support, the second servo motor (10) works to drive the winding drum (11) to rotate so that the safety rope (12) drives the annular support to lift, and the second servo motor (10) is in communication connection with the control device.
6. The underground pipe pile welder according to claim 5, wherein the rod-shaped bracket (9) is provided with an opening (23) for the safety rope (12) to pass through, and a safety ring (13) is connected to the first end of the safety rope (12), and the diameter of the safety ring (13) is larger than the maximum width of the opening (23).
7. The underground pipe pile welding instrument according to claim 5, further comprising a wireless handle (14), wherein the control device is configured as a controller in the wireless handle (14), and the wireless handle (14) is provided with a key (15) for controlling the rotation state of the first servo motor (4) and the second servo motor (10).
8. The underground pipe pile welding instrument according to claim 1, wherein the welding structure comprises a third servo motor (16) arranged at the lower end of the annular support, a welding handle (17) connected with an output shaft of the third servo motor (16) and a welding wire (18) arranged in the welding handle (17), the third servo motor (16) is in communication connection with the control device, the welding handle (17) is in an L-shaped structure, and the output shaft of the third servo motor (16) is horizontally arranged and connected with the upper end of the L-shaped structure.
9. The underground pipe pile welding instrument according to claim 1, wherein the annular support is provided with a light source (19) for illumination and a camera (20) for monitoring, and the light source (19) and the camera (20) are both in communication connection with the control device.
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| CN202010716075.5A CN111822897B (en) | 2020-07-23 | 2020-07-23 | Tubular pile underground welding appearance |
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