Track piling equipment

Abstract

The invention relates to the field of engineering mechanical equipment, in particular to crawler piling equipment which comprises a crawler walking chassis, a rotatable frame is arranged at the top of the crawler walking chassis, a bearing plate driven by a first power mechanism to move horizontally is arranged at the top of the frame, and a mounting frame driven by a power device to rotate is arranged on the bearing plate. The rotating axis of the mounting frame is perpendicular to the moving direction of the bearing plate and horizontally extends, a vertical frame driven by a second power mechanism to rotate is arranged on the mounting frame, the rotating axis of the vertical frame is parallel to the moving direction of the bearing plate, a fixed pulley is installed at the upper end of the vertical frame, a winch is installed on the frame, and a steel cable is wound on the winch. The free end of the steel cable bypasses the top of the fixed pulley, extends downwards and is fixedly connected with a pile hammer. The first motor drives the lead screw to rotate and then drives the bearing plate to move front and back along the sliding groove, so that the vertical frame is finely adjusted front and back, and the pile hammer is quickly aligned to an operation point.

Description

Technical Field

[0001] The invention relates to the field of engineering machinery and equipment, and in particular to a crawler piling device. Background Art

[0002] As an important means of foundation treatment in infrastructure construction, piling operation is increasingly widely used.

[0003] In the prior art, the utility model with application number CN202122456568.2 discloses a pile driver, including a wheel frame, a set of crawlers at each end of the wheel frame, a connecting pillar extending upward in the middle of the wheel frame, a frame body detachably mounted on the top of the connecting pillar, a pile frame and a winch detachably mounted on the frame body, wherein the pile frame is located at the front end of the frame body and extends upward, the winch rope of the winch is slidably supported on the top of the pile frame, the far end of the winch rope passes over the top of the pile frame and is vertically suspended in front of the pile frame, and a pile hammer assembly is hung on the far end of the winch rope. The pile driver has excellent passing performance and can adapt to more dangerous rescue environments.

[0004] However, the pile frame of the above-mentioned pile driver can only be rotated and adjusted in one dimension, and has poor flexibility. The position of the vehicle body needs to be adjusted repeatedly to align the pile hammer assembly with the working point, which leads to reduced working efficiency. Summary of the invention

[0005] The object of the present invention is to provide a crawler piling device, which is convenient for flexible adjustment of the stand, so as to solve the defects mentioned in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A crawler piling equipment comprises a crawler walking chassis, a rotatable frame is provided on the top of the crawler walking chassis, a bearing plate driven horizontally to move by a first power mechanism is provided on the top of the frame, a mounting frame driven to rotate by a power device is provided on the bearing plate, the axis of rotation of the mounting frame extends horizontally perpendicular to the moving direction of the bearing plate, a vertical frame driven to rotate by a second power mechanism is provided on the mounting frame, the axis of rotation of the vertical frame is parallel to the moving direction of the bearing plate, a fixed pulley is installed on the upper end of the vertical frame, a winch is installed on the frame, a steel cable is wound on the winch, and the free end of the steel cable passes over the top of the fixed pulley, extends downward and is fixedly connected to a pile hammer.

[0008] As a further improvement, two supporting plates arranged opposite to each other are fixedly mounted on the top of the frame, the bearing plate is located between the two supporting plates, a horizontally extending slide groove is provided on the inner side of the supporting plate, and a sliding block matching the slide groove is fixedly mounted on the bearing plate.

[0009] As a further improvement, the first power mechanism is a screw rod driven to rotate by a first motor, the screw rod is parallel to the length direction of the slide slot, and a nut matching the screw rod is fixedly mounted on the bearing plate.

[0010] As a further improvement, two ear plates arranged opposite to each other are fixedly mounted on the top of the supporting plate, and a horizontal axis is fixedly mounted on the mounting frame. The horizontal axis extends horizontally perpendicular to the moving direction of the supporting plate, and both ends of the horizontal axis are rotatably mounted on the corresponding ear plates.

[0011] As a further improvement, the power device is a first hydraulic cylinder, the plane where the first hydraulic cylinder is located is parallel to the plane of rotation of the mounting frame, one end of the first hydraulic cylinder is hinged to the bearing plate, and the other end is hinged to the mounting frame.

[0012] As a further improvement, a horizontally extending mounting shaft is fixedly installed on one side of the vertical frame, the mounting shaft is parallel to the moving direction of the supporting plate, and the mounting shaft is rotatably installed on the mounting frame; the second power mechanism includes a worm gear fixedly installed on the mounting shaft, and the mounting frame is provided with a worm driven to rotate by a second motor, and the worm is meshed with the worm wheel.

[0013] As a further improvement, the stand comprises a vertically extending guide sleeve, the mounting shaft is fixedly mounted on one side of the guide sleeve, a movable frame driven to rise and fall by a second hydraulic cylinder is arranged in the guide sleeve, and the fixed pulley is arranged at the upper end of the movable frame.

[0014] As a further improvement, two relatively arranged fixed plates are fixedly mounted on the mounting frame, the guide sleeve is located between the two fixed plates, a third hydraulic cylinder with a piston rod extending inward is mounted on the fixed plate, and a clamping plate for clamping the guide sleeve is provided on the piston rod of the third hydraulic cylinder.

[0015] As a further improvement, the clamping plate is hinged on the piston rod of the third hydraulic cylinder, and the axis of rotation of the clamping plate is parallel to the axis of the mounting shaft.

[0016] As a further improvement, a buffer rubber cushion layer is provided on the inner side of the clamping plate.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The present application drives the screw rod to rotate by the first motor, thereby driving the bearing plate to move forward and backward along the slide slot, thereby fine-tuning the stand forward and backward, so that the pile hammer can be quickly aligned with the working point, thereby improving the working efficiency;

[0019] 2. When the construction site is uneven, the frame can be rotated forward, backward, left and right to keep the frame vertical, so that the frame is more evenly stressed during piling and its service life is increased;

[0020] 3. The present application can adjust the length of the movable frame extending out of the upper end of the guide sleeve by extending the second hydraulic cylinder, thereby adjusting the height of the fixed pulley to meet different construction requirements;

[0021] 4. After the left and right rotation adjustment of the stand is completed, the third hydraulic cylinder is extended to drive the clamping plate to clamp the guide sleeve, thereby making the connection between the stand and the mounting frame more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0023] Figure 1 is a schematic structural diagram of an embodiment of the present invention;

[0024] Figure 2 yes Figure 1 A cross-sectional schematic diagram of

[0025] Figure 3 is a schematic structural diagram of a load-bearing plate according to an embodiment of the present invention;

[0026] Figure 4 is a schematic structural diagram of a mounting frame according to an embodiment of the present invention;

[0027] Figure 5 It is a structural schematic diagram of the bottom of the carrying plate according to an embodiment of the present invention.

[0028] In the figure: 1- crawler walking chassis; 2- nut; 3- frame; 4- bearing seat; 5- load-bearing plate; 6- mounting frame; 7- vertical frame; 8- fixed pulley; 9- winch; 10- steel cable; 11- pile hammer; 12- support plate; 13- slideway; 14- slider; 15- first motor; 16- screw rod; 17- ear plate; 18- horizontal part; 19- vertical part; 20- horizontal axis; 21- first hydraulic cylinder; 22- first articulated seat; 23- second articulated seat; 24- mounting shaft; 25- worm gear; 26- vertical plate; 27- second motor; 28- worm; 29- guide sleeve; 30- second hydraulic cylinder; 31- movable frame; 32- first mounting plate; 33- second mounting plate; 34- support frame; 35- fixed plate; 36- third hydraulic cylinder; 37- clamping plate; 38- buffer rubber pad. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] like Figures 1 to 5 As shown, a crawler pile driving device includes a crawler chassis 1, a frame 3 that can rotate in the horizontal direction is provided on the top of the crawler chassis 1, a vertical frame 7 is provided at the front end of the frame 3, and the frame 3 can rotate relative to the crawler chassis 1 to adjust the direction of the vertical frame 7. A cab is provided at the top rear end of the frame 3.

[0031] like Figures 3 to 5 As shown, a load-bearing plate 5 driven by a first power mechanism to move horizontally forward and backward is provided on the top of the frame 3, a mounting frame 6 driven to rotate by a power device is provided on the load-bearing plate 5, the axis of rotation of the mounting frame 6 is perpendicular to the moving direction of the load-bearing plate 5 and extends horizontally left and right, a vertical frame 7 driven to rotate by a second power mechanism is provided on the mounting frame 6, extending out of the front end of the frame 3, the axis of rotation of the vertical frame 7 is parallel to the moving direction of the load-bearing plate 5 and extends forward and backward, a fixed pulley 8 is installed on the upper end of the vertical frame 7, a winch 9 is installed in the middle of the frame 3, a steel cable 10 is wound on the winch 9, and the free end of the steel cable 10 passes over the top of the fixed pulley 8, extends downward and is fixedly connected to a pile hammer 11.

[0032] Two support plates 12 arranged opposite to each other on the left and right are fixedly installed on the top of the frame 3 by bolts, and the load-bearing plate 5 is located between the two support plates 12. The inner side of the support plate 12 is provided with a slide groove 13 extending horizontally frontward and rearward. Slide blocks 14 matching the slide groove 13 are fixedly installed on the left and right sides of the load-bearing plate 5 by bolts respectively. The slide blocks 14 are slidably installed in the corresponding slide grooves 13 to support and guide the load-bearing plate 5.

[0033] The first power mechanism is a screw rod 16 driven to rotate by the first motor 15. The screw rod 16 extends forward and backward parallel to the length direction of the slide slot 13. The first motor 15 is installed on the top of the frame 3 by bolts. One end of the screw rod 16 is fixedly connected to the rotating shaft of the first motor 15 through a coupling. The top of the frame 3 is also equipped with a bearing seat 4 by bolts. The end of the screw rod 16 away from the first motor 15 is rotatably installed on the bearing seat 4. The bottom of the bearing plate 5 is fixed with a nut 2 matching the screw rod 16 by bolts.

[0034] The first motor 15 drives the screw rod 16 to rotate, and the screw rod 16 acts on the screw nut 2 and drives the bearing plate 5 to move forward and backward along the slide slot 13, so as to fine-tune the stand 7 forward and backward, so as to quickly align the pile hammer 11 with the working point and improve the working efficiency.

[0035] Two ear plates 17 arranged opposite to each other on the left and right are welded to the top front end of the supporting plate 5. The mounting frame 6 is provided with a horizontal portion 18 and a vertical portion 19 extending upward at the front end of the horizontal portion 18. A transverse axis 20 is fixedly installed at the front end of the horizontal portion 18 by bolts. The transverse axis 20 extends horizontally to the left and right perpendicular to the moving direction of the supporting plate 5. Both ends of the transverse axis 20 are rotatably mounted on the corresponding ear plates 17 through bearings.

[0036] The power device is a first hydraulic cylinder 21. Two first hydraulic cylinders 21 are arranged opposite to each other on the left and right sides of the mounting frame 6 respectively. The plane where the first hydraulic cylinders 21 are located is parallel to the plane of rotation of the mounting frame 6. The left and right sides of the rear end of the load-bearing plate 5 are respectively fixed with first articulated seats 22 by bolts. The left and right sides of the rear end of the horizontal part 18 of the mounting frame 6 are respectively welded with second articulated seats 23. The two ends of the first hydraulic cylinder 21 on the corresponding side are respectively hinged on the first articulated seat 22 and the second articulated seat 23.

[0037] A horizontally extending mounting shaft 24 is fixedly installed on the rear side of the vertical frame 7. The mounting shaft 24 extends forward and backward parallel to the moving direction of the supporting plate 5. The mounting shaft 24 is rotatably installed on the vertical portion 19 of the mounting frame 6 through a bearing; the second power mechanism includes a worm gear 25 fixedly installed on the rear end of the mounting shaft 24, and two vertical plates 26 arranged opposite to each other on the left and right are welded on the horizontal portion 18 of the mounting frame 6, one of the vertical plates 26 is mounted with a second motor 27 by bolts, and a worm 28 is fixedly connected to the rotating shaft of the second motor 27 by a coupling, and the end of the worm 28 away from the second motor 27 is rotatably installed on the other vertical plate 26 by a bearing, and the worm 28 is meshed with the worm gear 25.

[0038] Specifically, the extension and retraction of the first hydraulic cylinder 21 can drive the mounting frame 6 to rotate forward and backward, and then the mounting frame 6 drives the vertical frame 7 to rotate forward and backward; the second motor 27 drives the worm 28 to rotate, and then the worm 28 drives the vertical frame 7 to rotate left and right through the worm gear 25 and the mounting shaft 24, so that when the construction site is uneven, the vertical frame 7 can be kept in a vertical state by adjusting the vertical and horizontal rotation of the vertical frame 7, so that the vertical frame 7 can be subjected to more uniform force during the piling process, thereby improving the service life.

[0039] like Figure 2As shown, the stand 7 includes a guide sleeve 29 extending vertically, one end of the mounting shaft 24 is welded to the rear side of the guide sleeve 29, a movable frame 31 driven to rise and fall by a second hydraulic cylinder 30 is arranged in the guide sleeve 29, a first mounting plate 32 is fixedly mounted in the lower end of the guide sleeve 29 by bolts, a second mounting plate 33 is fixedly mounted in the movable frame 31 by bolts, a cylinder body of the second hydraulic cylinder 30 is fixedly mounted on the first mounting plate 32 by bolts, and a piston rod of the second hydraulic cylinder 30 is fixedly mounted on the second mounting plate 33 by bolts. The upper end of the movable frame 31 extends out of the outer side of the guide sleeve 29, and a support frame 34 extending forward and backward is fixedly mounted on the upper end of the movable frame 31 by bolts, and fixed pulleys 8 are rotatably mounted at the front and rear ends of the support frame 34, respectively, and the free end of the steel cable 10 passes through the top of the two fixed pulleys 8 in sequence from back to front.

[0040] The second hydraulic cylinder 30 can be extended to adjust the length of the movable frame 31 extending out of the upper end of the guide sleeve 29, thereby adjusting the height of the fixed pulley 8 to meet different construction requirements.

[0041] like Figure 4 As shown, two fixed plates 35 arranged opposite to each other are welded to the front side of the vertical part 19 of the mounting frame 6, and the guide sleeve 29 is located between the two fixed plates 35. A third hydraulic cylinder 36 with a piston rod extending inward is installed on the fixed plate 35 by bolts, and a clamping plate 37 for clamping the guide sleeve 29 is provided on the piston rod of the third hydraulic cylinder 36. The clamping plate 37 can be driven to clamp or loosen the guide sleeve 29 by the extension and contraction of the third hydraulic cylinder 36; when the upright frame 7 is adjusted to rotate left and right, the clamping plate 37 is driven to loosen the guide sleeve 29 by the contraction of the third hydraulic cylinder 36, thereby expanding the range of left and right rotation of the upright frame 7; after the left and right rotation adjustment of the upright frame 7 is completed, the clamping plate 37 is driven to clamp the guide sleeve 29 by the extension of the third hydraulic cylinder 36, thereby making the connection between the upright frame 7 and the mounting frame 6 more stable.

[0042] The clamping plate 37 is hinged on the piston rod of the third hydraulic cylinder 36 , and the axis of rotation of the clamping plate 37 is parallel to the axis of the mounting shaft 24 , so as to improve the fit between the clamping plate 37 and the outer wall of the guide sleeve 29 .

[0043] A buffer rubber cushion layer 38 is provided on the inner side of the clamping plate 37 to prevent the clamping plate 37 from damaging the guide sleeve 29 .

[0044] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A crawler piling device, characterized in that: It includes a crawler walking chassis, a rotatable frame is provided on the top of the crawler walking chassis, a load-bearing plate driven horizontally by a first power mechanism is provided on the top of the frame, a mounting frame driven to rotate by a power device is provided on the load-bearing plate, the axis of rotation of the mounting frame extends horizontally perpendicular to the moving direction of the load-bearing plate, a vertical frame driven to rotate by a second power mechanism is provided on the mounting frame, the axis of rotation of the vertical frame is parallel to the moving direction of the load-bearing plate, a fixed pulley is installed on the upper end of the vertical frame, a winch is installed on the frame, a steel cable is wound on the winch, and the free end of the steel cable passes over the top of the fixed pulley, extends downward and is fixedly connected to a pile hammer.

2. A crawler piling device as claimed in claim 1, characterized in that: Two supporting plates arranged opposite to each other are fixedly mounted on the top of the frame, the bearing plate is located between the two supporting plates, a horizontally extending slide groove is arranged on the inner side of the supporting plate, and a sliding block matching the slide groove is fixedly mounted on the bearing plate.

3. A crawler piling device as claimed in claim 2, characterized in that: The first power mechanism is a screw rod driven to rotate by a first motor, the screw rod is parallel to the length direction of the slide slot, and a nut matching the screw rod is fixedly mounted on the bearing plate.

4. A crawler pile driving device as claimed in claim 1, characterized in that: Two oppositely arranged ear plates are fixedly mounted on the top of the carrying plate, a transverse axis is fixedly mounted on the mounting frame, the transverse axis extends horizontally perpendicular to the moving direction of the carrying plate, and both ends of the transverse axis are rotatably mounted on corresponding ear plates.

5. A crawler piling device as claimed in claim 4, characterized in that: The power device is a first hydraulic cylinder, the plane where the first hydraulic cylinder is located is parallel to the plane on which the mounting frame rotates, one end of the first hydraulic cylinder is hinged to the bearing plate, and the other end is hinged to the mounting frame.

6. A crawler piling device as claimed in claim 1, characterized in that: A horizontally extending mounting shaft is fixedly mounted on one side of the vertical frame, the mounting shaft is parallel to the moving direction of the supporting plate, and the mounting shaft is rotatably mounted on the mounting frame; the second power mechanism includes a worm gear fixedly mounted on the mounting shaft, and a worm driven to rotate by a second motor is provided on the mounting frame, and the worm is meshed with the worm gear.

7. A crawler pile driving device as claimed in claim 6, characterized in that: The stand comprises a guide sleeve extending vertically, the mounting shaft is fixedly mounted on one side of the guide sleeve, a movable frame driven to rise and fall by a second hydraulic cylinder is arranged in the guide sleeve, and the fixed pulley is arranged at the upper end of the movable frame.

8. A crawler pile driving device as claimed in claim 7, characterized in that: Two oppositely arranged fixing plates are fixedly mounted on the mounting frame, the guide sleeve is located between the two fixing plates, a third hydraulic cylinder with a piston rod extending inward is mounted on the fixing plate, and a clamping plate for clamping the guide sleeve is provided on the piston rod of the third hydraulic cylinder.

9. A crawler pile driving device as claimed in claim 8, characterized in that: The clamping plate is hinged on the piston rod of the third hydraulic cylinder, and the axis of rotation of the clamping plate is parallel to the axis of the mounting shaft.

10. A crawler pile driving device as claimed in claim 8, characterized in that: A buffer rubber cushion layer is arranged on the inner side of the clamping plate.

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