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CN-224229415-U - Pipe jacking angle adjusting device for pipe jacking construction

CN224229415UCN 224229415 UCN224229415 UCN 224229415UCN-224229415-U

Abstract

The utility model relates to the technical field of pipe jacking construction and discloses a pipe jacking angle adjusting device for pipe jacking construction, which comprises a slewing bearing, a lifting plate and a first connecting plate, wherein the lifting plate and the first connecting plate are respectively arranged above and below the slewing bearing and are fixedly connected with an inner ring and an outer ring of the slewing bearing; the jacking device comprises a first connecting plate, a rotary bearing, a power mechanism for driving the rotary bearing to rotate, a guide mechanism for guiding the jacking pipe in the jacking process, and an inclination angle adjusting mechanism connected between the first connecting plate and the guide mechanism, wherein the inclination angle adjusting mechanism is used for adjusting the inclination angle of the guide mechanism. The utility model abandons the sliding friction mode of the arc-shaped sliding block and the annular groove in the prior art, and adopts the slewing bearing as a core transmission component. The inner ring of the slewing bearing is connected with the lifting plate, the outer ring of the slewing bearing is connected with the first connecting plate, the inner ring and the outer ring of the slewing bearing realize relative rotation through rolling bodies, the rolling friction coefficient is far lower than sliding friction, the friction force is greatly reduced, and basic guarantee is provided for the smoothness of angle adjustment.

Inventors

  • WANG LEI
  • DENG CHENXI

Assignees

  • 中交(内蒙古)建设发展有限公司
  • 中交一公局集团水利工程有限公司

Dates

Publication Date
20260512
Application Date
20250703

Claims (9)

  1. 1. Push pipe angle adjustment device for push pipe construction, characterized by comprising: The device comprises a slewing bearing (1), a hoisting plate (2) and a first connecting plate (3) which are respectively arranged above and below the slewing bearing (1), wherein the hoisting plate (2) and the first connecting plate (3) are respectively fixedly connected with an inner ring and an outer ring of the slewing bearing (1); a power mechanism for driving the rotation of the slewing bearing (1); The guiding mechanism is used for guiding the jacking pipe in the jacking process and And the inclination angle adjusting mechanism is connected between the first connecting plate (3) and the guiding mechanism and is used for adjusting the inclination angle of the guiding mechanism.
  2. 2. The pipe jacking angle adjusting device for pipe jacking construction according to claim 1, wherein an outer ring gear (4) is arranged on the outer ring side wall of the slewing bearing (1); The power mechanism includes: A driving gear (5) rotatably connected to the hanging plate (2), the driving gear (5) is meshed with the outer gear ring (4), and And the power assembly is used for driving the driving gear (5) to rotate.
  3. 3. The pipe jacking angle adjusting device for pipe jacking construction according to claim 2, wherein the power assembly comprises a worm wheel (6) and a worm (7) which are rotatably connected above the lifting plate (2), the worm wheel (6) is fixedly connected with the driving gear (5) coaxially, and the worm (7) is meshed with the worm wheel (6).
  4. 4. The pipe jacking angle adjusting device for pipe jacking construction according to claim 3, wherein said power module further comprises: And a shell (8) covered on the circumference sides of the worm wheel (6) and the worm (7), wherein one end of the worm (7) penetrates through the shell (8) and is connected with a hand wheel (9).
  5. 5. The pipe jacking angle adjusting device for pipe jacking construction according to claim 1, wherein said guide mechanism comprises: The two support frames (10) are arranged at intervals along the horizontal direction, the support frames (10) are of annular structures, and the two support frames (10) are fixedly connected through a plurality of connecting rods (11); a plurality of guide frames (12) penetrating through the support frame (10) in a sliding manner, wherein the guide frames (12) are positioned in the radial direction of the same virtual circle, one end of the support frame (10) positioned in the support frame (10) is rotationally connected with a guide roller (13), the guide roller (13) is used for being in rolling connection with a jacking pipe, and The threaded rods (14) are in threaded connection with the guide frames (12) in a one-to-one correspondence mode, the threaded rods (14) are located in the radial direction of the virtual circle, and the threaded rods (14) are connected with the guide frames (12) in a rotating mode.
  6. 6. The pipe jacking angle adjusting device for pipe jacking construction according to claim 5, wherein the threaded rod (14) penetrates through one end of the supporting frame (10) located at the periphery of the supporting frame (10) and is fixedly connected with a rotating wheel (15).
  7. 7. The pipe-jacking angle adjusting device for pipe-jacking construction according to claim 6, wherein said tilt angle adjusting mechanism comprises: The second connecting plate (16) is fixedly connected to the lower surface of the first connecting plate (3), the lower end of the second connecting plate (16) is hinged with a first connecting lug (17), the lower end of the first connecting lug (17) is fixedly connected with a third connecting plate (18), and the third connecting plate (18) is fixedly connected with the two supporting frames (10); and the telescopic assembly is arranged at intervals with the second connecting plate (16) along the length direction of the connecting rod (11), one end of the telescopic assembly is fixedly connected with the first connecting plate (3), and the other end of the telescopic assembly is hinged with the third connecting plate (18).
  8. 8. The pipe jacking angle adjusting device for pipe jacking construction according to claim 7, wherein the telescopic component is a hydraulic cylinder (19) fixedly connected to the lower surface of the first connecting plate (3), a second connecting lug (20) is hinged to the movable end of the hydraulic cylinder (19), and the second connecting lug (20) is fixedly connected with the third connecting plate (18).
  9. 9. The pipe jacking angle adjusting device for pipe jacking construction according to any one of claims 1 to 8, wherein a plurality of hanging rods (21) are fixedly installed on the upper surface of the hanging plate (2).

Description

Pipe jacking angle adjusting device for pipe jacking construction Technical Field The utility model relates to the technical field of pipe jacking construction, in particular to a pipe jacking angle adjusting device for pipe jacking construction. Background The pipe jacking angle adjusting device for pipe jacking construction plays a vital role in modern city infrastructure construction and various pipeline laying projects. The jacking pipe jacking device is mainly used for accurately regulating and controlling the jacking angle of the jacking pipe in a non-excavation environment so as to ensure that the pipeline can be accurately buried underground according to a preset design gradient. Patent document with publication number of CN220204874U discloses a pipe jacking angle adjusting device for pipe jacking construction, which is used for adjusting pipe jacking angles. The device in this scheme contains parts such as backup pad, adjustment mechanism and regulating plate. One end of a center rod in the adjusting mechanism is rotationally connected with the bottom of the supporting plate, the other end of the center rod is fixedly connected with the adjusting plate, and a second driving piece formed by a motor, a driving gear, a driven gear and the like is matched to realize the rotation of the adjusting plate, so that the jacking angle of the jacking pipe is adjusted. However, there are some drawbacks to be solved in this prior art. In the angle adjustment process, the connecting column is subjected to downward pulling force of the structure, so that friction force between the arc-shaped sliding block and the annular groove is increased, inconvenience exists in sliding of the arc-shaped sliding block in the annular groove, the horizontal rotating mechanism is further enabled to operate unsmoothly and have a clamping effect when the angle adjustment is carried out, accurate and convenient angle adjustment and control are difficult to achieve, the construction efficiency and quality are seriously affected, and the complicated and changeable modern jacking pipe construction requirements are difficult to meet. The manufacturing of the pipe jacking angle adjusting device for pipe jacking construction, which is convenient and accurate in angle adjustment, becomes a technical problem to be solved by the technicians in the field. Disclosure of utility model The utility model aims to provide a pipe jacking angle adjusting device for pipe jacking construction, which aims to overcome the defects of the prior art. In order to achieve the above purpose, the technical scheme of the utility model is as follows: a pipe jacking angle adjusting device for pipe jacking construction, comprising: The lifting device comprises a slewing bearing, a lifting plate and a first connecting plate, wherein the lifting plate and the first connecting plate are respectively arranged above and below the slewing bearing, and the lifting plate and the first connecting plate are respectively fixedly connected with an inner ring and an outer ring of the slewing bearing; The power mechanism is used for driving the slewing bearing to rotate; The guiding mechanism is used for guiding the jacking pipe in the jacking process and And the inclination angle adjusting mechanism is connected between the first connecting plate and the guide mechanism and is used for adjusting the inclination angle of the guide mechanism. Further, an outer gear ring is arranged on the side wall of the outer ring of the slewing bearing; The power mechanism includes: A driving gear rotatably connected to the hanging plate, the driving gear being engaged with the outer gear ring for transmission, and And the power assembly is used for driving the driving gear to rotate. Further, the power assembly comprises a worm wheel and a worm which are rotatably connected above the hanging plate, the worm wheel is fixedly connected with the driving gear coaxially, and the worm is meshed with the worm wheel. Further, the power assembly further comprises: The worm gear is arranged on the shell body in a covering mode, the shell body is arranged on the periphery side of the worm gear and the worm, and one end of the worm penetrates through the shell body and is connected with a hand wheel. Further, the guide mechanism includes: The two support frames are arranged at intervals along the horizontal direction, are of annular structures and are fixedly connected through a plurality of connecting rods; A plurality of guide frames penetrating through the support frame in a sliding manner, wherein the guide frames are positioned in the radial direction of the same virtual circle, one end of the support frame positioned in the support frame is rotationally connected with a guide roller which is used for being in rolling connection with the jacking pipe, and The threaded rods are in threaded connection with the guide frames in one-to-one correspondence, are positioned in the radial direction of the vir