CN-224212254-U - Perpendicular lifting appliance for lifting rectangular pipe-jacking pipe joints

CN224212254UCN 224212254 UCN224212254 UCN 224212254UCN-224212254-U

Abstract

The utility model discloses a vertical lifting appliance for lifting rectangular pipe-jacking pipe joints, which relates to the technical field of pipe jacking engineering and comprises a shoulder pole beam, wherein the shoulder pole beam consists of a top plate, a bottom plate and a web plate, two vertical moving plates are transversely and slidably arranged between the top plate and the bottom plate, guide grooves which are in sliding fit with the moving plates are respectively formed in opposite surfaces of the top plate and the bottom plate, a through groove is formed in the middle of the web plate, a vertical rotating shaft is rotatably arranged in the through groove, the rotating shaft is positioned at the center of the shoulder pole beam, the upper end of the rotating shaft penetrates through the top plate and is connected with a driving mechanism, gears are sleeved on the rotating shaft in the through groove, racks which are engaged with the gears are fixedly arranged on opposite surfaces of the two moving plates, two sliding sleeves which are symmetrically arranged are fixedly connected with the end parts of one moving plate respectively, and the distance between two lifting lugs on the left side and the right side can be rapidly adjusted through the driving mechanism, so that the vertical lifting appliance can lift pipe joints with different sizes.

Inventors

GAO WEILIANG
HAN XIAOYU
GAO SHIJIE

Assignees

杭州拓峰建设工程有限公司

Dates

Publication Date: 20260508
Application Date: 20250612

Claims (7)

1. The vertical lifting appliance for lifting the rectangular pipe-jacking pipe joint comprises a shoulder pole beam and is characterized in that the shoulder pole beam is composed of a top plate, a bottom plate and a web plate, two vertical moving plates are transversely and slidably arranged between the top plate and the bottom plate, guide grooves which are in sliding fit with the moving plates are formed in opposite faces of the top plate and the bottom plate, the two moving plates are respectively positioned on the front side and the rear side of the web plate, through grooves are formed in the middle of the web plate, vertical rotating shafts are rotatably arranged in the through grooves, the rotating shafts are positioned at the center of the shoulder pole beam, the upper ends of the rotating shafts penetrate through the top plate and extend out of the top plate and are connected with a driving mechanism, and gears in meshed connection with the gears are fixedly arranged on the opposite faces of the two moving plates; The shoulder pole beam is sleeved with two sliding sleeves which are arranged in a bilateral symmetry mode, lifting lugs are arranged on the upper side and the lower side of each sliding sleeve, and the two sliding sleeves are fixedly connected with the end portion of one moving plate respectively.
2. The vertical lifting appliance for lifting a rectangular pipe-jacking pipe joint according to claim 1, wherein the driving mechanism comprises a worm wheel and a worm which are connected in a meshed mode, the worm wheel is sleeved at the upper end of the rotating shaft, two mounting frames which are arranged side by side in front and back are fixed on the top plate, the worm is rotatably mounted on the two mounting frames, and one end of the worm is connected with a hand wheel.
3. The vertical lifting appliance for lifting a rectangular pipe-jacking pipe joint according to claim 1, wherein a plurality of horizontal stiffening plates are arranged at the joint of the sliding sleeve and the movable plate.
4. The vertical lifting appliance for lifting a rectangular pipe-jacking pipe joint according to claim 1, wherein the lifting lug consists of a lifting lug lifting plate and four lifting lug stiffening plates.
5. The vertical lifting appliance for lifting a rectangular pipe-jacking pipe joint according to claim 1, wherein the top of the sliding sleeve is provided with a jacking bolt matched with a top plate in a threaded manner.
6. The vertical lifting appliance for lifting a rectangular pipe jacking pipe joint according to claim 1, further comprising an upper steel wire rope, a lower steel wire rope and a bearing bolt, wherein the lower end buckling ring of the upper steel wire rope is connected with the upper side lifting lug through a shackle, two side-by-side limiting plates are arranged at the outer end of the bearing bolt, the upper end buckling ring of the lower steel wire rope is connected with the lower side lifting lug through the shackle, and the lower end buckling ring of the lower steel wire rope is sleeved on the bearing bolt between the two limiting plates.
7. The vertical lifting appliance for lifting a rectangular pipe-jacking pipe joint according to claim 6, further comprising a connecting rope, wherein a pull ring is arranged at the outer end of the bearing bolt, and the pull ring is connected with a lower steel wire rope through the connecting rope.

Description

Perpendicular lifting appliance for lifting rectangular pipe-jacking pipe joints Technical Field The utility model relates to the technical field of pipe jacking engineering, in particular to a vertical lifting appliance for lifting a rectangular pipe jacking pipe joint. Background The utility model provides a underground pipe gallery pipe pushing engineering belongs to non-excavation method construction, and the push pipe is prefabricated single storehouse pipe festival, generally adopts the hoist to hoist the pipe festival to foundation ditch push pipe department, is convenient for jack-in construction, however to different size push pipe festival, need process a plurality of hoists of preparation to hoist the pipe festival. The lifting tool structure required by the traditional pipe-jacking pipe joint can only hoist pipe joints with the same structural size, can not be used for pipe joints with different sizes, and needs to carry lifting tools with different sizes to a construction site when in use, and the lifting tool structure is replaced according to the pipe joints with different sizes, so that the lifting tool structure is inconvenient to use, low in efficiency and high in cost. Disclosure of utility model The utility model aims at overcoming the defects in the prior art and provides a vertical lifting appliance for lifting a rectangular pipe-jacking pipe joint. The vertical lifting appliance for lifting the rectangular pipe-jacking pipe joint comprises a shoulder pole beam, wherein the shoulder pole beam consists of a top plate, a bottom plate and a web plate, two vertical moving plates are transversely arranged between the top plate and the bottom plate in a sliding manner, guide grooves which are in sliding fit with the moving plates are formed in opposite faces of the top plate and the bottom plate, the two moving plates are respectively positioned on the front side and the rear side of the web plate, through grooves are formed in the middle of the web plate, vertical rotating shafts are rotatably arranged in the through grooves, the rotating shafts are positioned at the center of the shoulder pole beam, the upper ends of the rotating shafts penetrate through the top plate and are connected with a driving mechanism, gears are sleeved on the rotating shafts in the through grooves, and racks which are in meshed connection with the gears are fixedly arranged on the opposite faces of the two moving plates; The shoulder pole beam is sleeved with two sliding sleeves which are arranged in a bilateral symmetry mode, lifting lugs are arranged on the upper side and the lower side of each sliding sleeve, and the two sliding sleeves are fixedly connected with the end portion of one moving plate respectively. Preferably, the driving mechanism comprises a worm wheel and a worm which are connected in a meshed manner, the worm wheel is sleeved at the upper end of the rotating shaft, two mounting frames which are arranged side by side in front and back are fixed on the top plate, the worm is rotatably mounted on the two mounting frames, and one end of the worm is connected with a hand wheel. Preferably, a plurality of horizontal stiffening plates are arranged at the joint of the sliding sleeve and the movable plate. Preferably, the lifting lug is composed of a lifting lug lifting plate and four lifting lug stiffening plates. Preferably, a jacking bolt matched with the top plate is arranged on the top of the sliding sleeve in a threaded manner. Preferably, the lifting device further comprises an upper steel wire rope, a lower steel wire rope and a bearing bolt, wherein the lower end buckling ring of the upper steel wire rope is connected with the upper side lifting lug through a shackle, two side-by-side limiting plates are arranged at the outer end of the bearing bolt, the upper end buckling ring of the lower steel wire rope is connected with the lower side lifting lug through a shackle, and the lower end buckling ring of the lower steel wire rope is sleeved on the bearing bolt between the two limiting plates. Preferably, the device further comprises a connecting rope, wherein a pull ring is arranged at the outer end of the bearing bolt, and the pull ring is connected with the lower steel wire rope through the connecting rope. Compared with the prior art, the utility model has the following advantages: the vertical lifting appliance is simple in structure, compact in design and convenient to operate, the distance between the lifting lugs on the left side and the right side can be quickly adjusted through the driving mechanism, and the lifting lugs on the two sides are all the time bilaterally symmetrical in the adjusting process, so that the vertical lifting appliance can hoist pipe joints with different sizes. Drawings FIG. 1 is a schematic perspective view of the present utility model; FIG. 2 is a cross-sectional view of FIG. 1; FIG. 3 is a schematic view of the present utility model in use. In the figure, 1,