Front auxiliary supporting leg capable of walking automatically

Abstract

The utility model discloses an automatic walking front auxiliary supporting leg which comprises a left upper supporting leg supporting piece and a right upper supporting leg supporting piece, the bottom ends of the two upper supporting leg supporting pieces are fixed to the left end and the right end of a lower transverse connecting beam, the automatic walking front auxiliary supporting leg is characterized in that the upper supporting leg supporting pieces are V-shaped pieces, and the top ends of the upper supporting leg supporting pieces are fixedly provided with the same horizontal connecting part; side supporting frames are fixed to the left portion and the right portion of the top face of the horizontal connecting part, driving gear motors are fixed to the outer side walls of the front portions of the side supporting frames, and output shafts of the driving gear motors extend out of the inner side walls of the side supporting frames and are fixedly provided with driving gears. Moving wheels are movably connected to the positions, on the inner side walls of the side supporting frames, of the front portions and the rear portions of the driving gears correspondingly through bearings, and outer gear ring parts are formed on the side walls of the outer sides of the moving wheels and engaged with the corresponding driving wheels. The upper depended wheel and the lower depended wheel can be stably installed on the corresponding supporting beams, so that the operation and movement of the device are stable, and the movement effect is guaranteed.

Description

Technical field:

[0001] The utility model relates to the technical field of bridge erection machines, and more particularly to a front auxiliary support leg for automatic walking. Background technology:

[0002] Among the existing pile-beam integrated machines, such as a pile-beam integrated equipment with Chinese patent application number 202310218126.5, it integrates the lifting functions of piers, cap beams, and beam slabs and the driving of prefabricated pipe piles; at the same time, it does not require the laying of walkways, piers, or the use of large ship machinery and equipment, and can complete the horizontal transportation, feeding, driving, connecting, and cutting of prefabricated piles, thereby changing the existing on-site casting situation of cap beams and protecting the surrounding geographical and ecological environment.

[0003] It generally includes front legs, rear legs, a main beam, and a piling device, wherein front auxiliary legs are also provided around the front legs, and the wheels on the front auxiliary legs are installed on the corresponding support beams at the bottom of the main beam. However, it has no other limiting mechanisms, such as the lack of a limiting structure below the corresponding support beam, which results in limited stability during operation. Utility model content:

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art and provide a front auxiliary support leg for automatic walking, wherein the upper and lower supporting wheels provided therein can be stably mounted on corresponding support beams, so that the front auxiliary support leg can move stably and ensure the moving effect.

[0005] The solution of the utility model to solve the technical problem is:

[0006] A front auxiliary support leg for automatic walking, comprising two upper support leg support members on the left and right sides, the bottom ends of the two upper support leg support members being fixed to the left and right ends of a lower transverse connecting beam, characterized in that: the upper support leg support members are V-shaped members, and the same horizontal connecting portion is fixed to the top ends thereof;

[0007] Side support frames are fixed to the left and right parts of the top surface of the horizontal connecting portion, a driving reduction motor is fixed to the outer side wall of the front portion of the side support frame, an output shaft of the driving reduction motor extends out of the inner side wall of the side support frame and is fixed to a driving gear, and moving wheels are movably connected to the inner side walls of the side support frame at the front and rear portions of the driving gear through bearings, and an outer gear ring portion is formed on the side wall at the outer side of the moving wheel, which meshes with the corresponding driving gear;

[0008] The bottom surface of the inner side of the moving wheel is pressed against the top surface of one side of the corresponding supporting beam extending forward and backward at the bottom of the main beam;

[0009] The upper part of the rear part of the side support frame is movably connected to the upper supporting wheel through a hinge shaft, and the lower part of the rear part of the side support frame is movably connected to the lower supporting wheel through a hinge shaft. The bottom surface of the support beam is close to or pressed against the top surface of the corresponding lower supporting wheel, and the upper supporting wheel is close to or pressed against the top surface of one side of the corresponding support beam.

[0010] Extensions are formed on the opposite side walls of the bottom ends of the two upper leg support members. The extensions are inserted into the sockets at the left and right ends of the lower transverse connecting beam and are fixedly connected to the lower transverse connecting beam by bolts.

[0011] Two L-shaped legs are fixed to the bottom surfaces of the left and right parts of the lower transverse connecting beam.

[0012] The outstanding effects of the utility model are:

[0013] Compared with the existing technology, the upper and lower supporting wheels it is equipped with can be stably installed on the corresponding support beam, so that the corresponding position of the support beam is between the upper and lower supporting wheels, so that it has upper and lower limit limits when running and moving, ensuring stable operation and good moving effect.

[0014] At the same time, a middle connecting beam or a middle main transverse beam is provided between two adjacent L-shaped legs, so that the L-shaped legs are firmly fixed, and the supporting force of the entire front auxiliary leg is greatly improved, with good effect. Description of the drawings:

[0015] Figure 1 It is a partial structural diagram of the utility model;

[0016] Figure 2 It is a partial side view of the utility model;

[0017] Figure 3 This is a schematic diagram of a partial mechanism of the present invention connected to a portion of the main beam;

[0018] Figure 4 yes Figure 3 A partial enlarged view of

[0019] Figure 5 yes Figure 2 A partial enlarged view of . Specific implementation method:

[0020] For example, see Figures 1 to 5 As shown, a front auxiliary support leg for automatic walking includes two left and right upper support leg support members 10. Extension parts 15 are formed on the opposite side walls of the bottom ends of the two upper support leg support members 10. The extension parts 15 are inserted into the sockets at the left and right ends of the lower transverse connecting beam 20 and are fixed to the lower transverse connecting beam 20 by bolts. They can be processed in split form and then connected and fixed, making them easy to install and disassemble.

[0021] Furthermore, the upper leg support member 10 is a V-shaped member, and a same horizontal connecting portion 11 is fixed to its top end;

[0022] The left and right parts of the top surface of the horizontal connecting portion 11 are fixed with side support frames 12, and the outer side walls of the front parts of the side support frames 12 are fixed with driving reduction motors 13. The output shafts of the driving reduction motors 13 extend out of the inner side walls of the side support frames 12 and are fixed with driving gears 131. The inner side walls of the side support frames 12 at the front and rear parts of the driving gears 131 are movably connected with moving wheels 14 through bearings. The outer side walls of the moving wheels 14 are formed with outer gear rings 141, which mesh with the corresponding driving gears 131.

[0023] The bottom surface of the inner side of the moving wheel 14 is pressed against the top surface of the wear-resistant frame reinforcement strip fixed on the top surface of one side of the corresponding front-rear extending support beam 101 at the bottom of the main beam 100, and it can roll along the top surface of the wear-resistant frame reinforcement strip;

[0024] The main beam 100 in this embodiment includes two left and right auxiliary main beams extending forward and backward. A plurality of steel bar connecting frames are provided between the two auxiliary main beams for connection and fixation. The left and right ends of the bottom beam of each auxiliary main beam are fixed with support beams 101 extending forward and backward.

[0025] The upper portion of the rear portion of the side support frame 12 is movably connected to an upper supporting wheel 150 via a hinge shaft, and the lower portion of the rear portion of the side support frame 12 is movably connected to a lower supporting wheel 16 via a hinge shaft.

[0026] In this embodiment, the bottom surfaces on the inner sides of the moving wheels 14 on the left and right parts of each upper leg support member 10 are pressed against the top surfaces on the outer sides of the two support beams 101 of the corresponding auxiliary main beam, the upper supporting wheel 150 is close to or pressed against the top surface of the wear-resistant frame reinforcement strip fixed on the top surface of one side of the corresponding support beam 101, and the bottom surface of the support beam 101 is close to or pressed against the top surface of the corresponding lower supporting wheel 16.

[0027] Furthermore, two L-shaped legs 21 are fixed to the bottom surfaces of the left and right parts of the lower transverse connecting beam 20 .

[0028] A middle connecting beam 22 is provided between the two adjacent L-shaped legs 21 on the left and the two adjacent L-shaped legs 21 on the right. The left and right ends of the middle connecting beam 22 are fixed to the inner side walls of the corresponding two L-shaped legs 21 .

[0029] A middle main transverse beam 23 is provided between the two adjacent L-shaped legs 21 on the left and right sides, and both ends of the middle main transverse beam 23 are fixed on the inner side walls of the corresponding two L-shaped legs 21 .

[0030] Furthermore, the front and rear parts of the lower part of each side support frame 12 are movably connected to the lower side wheels 25 through a hinge shaft, and the inner ends of the lower side wheels 25 extend out of the inner side of the corresponding side support frame 12 and are close to the side wall on the outer side of the corresponding support beam 101.

[0031] A connecting seat is fixed on the bottom surface of the front part of the L-shaped support leg 21, and a worm and worm gear rotation drive 30 is installed on the connecting seat. The outer shell of the worm and worm gear rotation drive 30 is fixed on the bottom surface of the connecting seat, the inner annular ring is in the outer shell, and the inner annular ring is fixed on the top surface of the outer shell, and the worm gear is inserted into the outside of the inner annular ring. A plurality of ball bearings are provided between the inner side wall of the worm gear and the outer side wall of the inner annular ring. The two are movably connected, and a worm is movably connected to the outer shell, and the worm and the worm gear are meshed. A driving motor is fixed on the outer wall of the outer shell, and the output shaft of the driving motor is fixedly connected to the worm, and a threaded sleeve 31 is fixed to the worm gear. A vertical support screw 32 is threaded on the threaded sleeve 31, and the bottom end of the vertical support screw 32 extends out of the bottom end of the threaded sleeve 31 and is installed with a lower pressing block 33, and the bottom ends of the corresponding multiple lower pressing blocks 33 are fixed to the same connecting base;

[0032] The top end of the vertical support screw 32 extends out of the top end of the threaded sleeve 31 and is inserted into the middle through hole of the connecting seat. A limiting ring is nested in the annular groove formed on the outer wall of the top end of the vertical support screw 32. The outer diameter of the limiting ring is larger than the threaded through hole in the middle of the threaded sleeve 31.

[0033] When this embodiment is in use, the drive motor of the worm gear 30 can be driven by rotation, so that the threaded sleeve 31 can be rotated, the vertical support screw 32 can be lowered, and the corresponding connecting base can be raised and lowered. When it is lowered, its bottom end can be pressed against the pier beam or column below to achieve support.

[0034] By driving the reduction motor 13 to operate, the bottom surface of the inner side of the moving wheel 14 can be pressed against the top surface of the wear-resistant frame reinforcement strip on the top surface of one side of the corresponding support beam 101 at the bottom of the main beam 100, and it can roll along the top surface of the wear-resistant frame reinforcement strip to realize the movement of the entire front auxiliary support leg. When moving, the upper supporting wheel 150 and the lower supporting wheel 16 move along the top surface or bottom surface of the corresponding support beam 101, ensuring the stable movement of this embodiment and its good movement effect.

[0035] Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above embodiments and is susceptible to numerous variations. Any simple modifications, equivalent variations, and modifications to the above embodiments based on the technical essence of the present invention shall be deemed to fall within the scope of protection of the present invention.

Claims

1. A front auxiliary support leg for automatic walking, comprising two upper support leg support members (10) on the left and right, wherein the bottom ends of the two upper support leg support members (10) are fixed to the left and right ends of the lower transverse connecting beam (20), characterized in that: The upper leg support member (10) is a V-shaped member, and a same horizontal connecting portion (11) is fixed to the top end thereof; The left and right parts of the top surface of the horizontal connecting portion (11) are both fixed with side support frames (12), the upper part of the rear part of the side support frame (12) is movably connected to an upper support wheel (150) through a hinge shaft, and the lower part of the rear part of the side support frame (12) is movably connected to a lower support wheel (16) through a hinge shaft, the bottom surface of the corresponding support beam (101) of the main beam (100) is close to or pressed against the top surface of the corresponding lower support wheel (16), and the upper support wheel (150) is close to or pressed against the top surface of one side of the corresponding support beam (101).

2. The front auxiliary support leg of the automatic walking vehicle according to claim 1, characterized in that: Extensions (15) are formed on opposite side walls at the bottom ends of the two upper leg support members (10). The extensions (15) are inserted into the sockets at the left and right ends of the lower transverse connecting beam (20) and are fixedly connected to the lower transverse connecting beam (20) by bolts.

3. The front auxiliary support leg of the automatic walking vehicle according to claim 1, characterized in that: Two L-shaped legs (21) are fixed to the bottom surfaces of the left and right parts of the lower transverse connecting beam (20).

4. The front auxiliary support leg of the automatic walking vehicle according to claim 3, characterized in that: A middle connecting beam (22) is provided between the two adjacent L-shaped supporting legs (21) on the left and the two L-shaped supporting legs (21) on the right. The left and right ends of the middle connecting beam (22) are fixed on the inner side walls of the corresponding two L-shaped supporting legs (21).

5. The front auxiliary support leg of the automatic walking vehicle according to claim 3, characterized in that: A central main transverse beam (23) is provided between the two adjacent L-shaped legs (21) on the left and right sides, and both ends of the central main transverse beam (23) are fixed on the inner side walls of the corresponding two L-shaped legs (21).

6. The front auxiliary support leg of the automatic walking vehicle according to claim 1, characterized in that: A driving reduction motor (13) is fixed on the outer side wall of the front portion of the side support frame (12); an output shaft of the driving reduction motor (13) extends out of the inner side wall of the side support frame (12) and is fixed with a driving gear (131); a moving wheel (14) is movably connected to the inner side wall of the side support frame (12) at the front and rear portions of the driving gear (131) through bearings; an outer gear ring portion (141) is formed on the side wall at the outer side of the moving wheel (14) and meshes with the corresponding driving gear (131); The bottom surface of the inner side of the moving wheel (14) is pressed against the top surface of one side of the corresponding front-rear extending support beam (101) at the bottom of the main beam (100).

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