JPS61164391U - - Google Patents

Description

[Brief explanation of the drawing]

Among the drawings, FIGS. 1 to 14 show embodiments of the present invention, FIGS. 1 to 7 relate to the first embodiment, and FIG. 1 is a schematic overall perspective view of an oil drilling rig, and FIG. 2a and 2b are side views for explaining the operation of the pipe conveying device, FIG. 3 is a perspective view of the third arm member, pipe clamp device, and pipe lifter showing the pipe clamp state, and FIG. 4 is a perspective view of the articulated pipe clamp. The perspective view, Figures 5a, 5b, and 5c are explanatory diagrams showing each stage of the operation of suctioning a pipe with a pipe lifter and clamping the pipe with a pipe clamp after lifting. Figure 6 is an explanatory view of replacing the cushion of the pipe clamp. FIG. 7 is a front view of the same, FIGS. 8 to 9b relate to the second embodiment, and FIG. 8 is a schematic overall perspective view of the oil drilling rig, and FIGS. 9a and 9b. The figure is a side view for explaining the operation of the pipe conveying device.
Figures 10 to 12d relate to the third embodiment, and the first
Figure 0 is a schematic overall perspective view of the oil drilling rig, No. 11a
Figures 11b and 11b are side views for explaining the operation of the pipe conveying device, Figures 12a, 12b, 12c, and
Fig. 12d is a perspective view of a main part showing each step of lifting and clamping a pipe with a pipe clamp and an insertion support, and Figs. 13a and 13b are side views for explaining the operation of the pipe conveying device in the fourth embodiment. figure,
FIG. 14 is a schematic overall perspective view of an oil drilling rig according to the fifth embodiment. FIG. 15 and FIG. 16 are related to the prior art and are a schematic overall perspective view and a partial perspective view, respectively, of an oil drilling rig. 2...Pipe rack, 3...Pipe, 4,4A
, 4B, 4C...Pipe conveyance device, 7...Dolly,
8... Swivel base, 9, 9A... Hydraulic cylinder for swinging, 10, 10A, 10B, 10C... Arm, 2
0... Pipe clamp device, 21... Pipe clamp, 39... Insertion support tool.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) A device for transporting pipes stored in a pipe rack of an oil drilling rig to a drilling tower, including a truck that reciprocates along the pipe rack, and a truck that can freely rotate horizontally on the truck. A swivel base mounted on the swivel base and driven to rotate by a swivel drive means, an arm having a lower end hinged to the swivel base and driven to swing by a swing drive unit, and a pipe crank provided at the tip end of the arm. A pipe conveyance device for an oil drilling rig, characterized by comprising: means. (2) The pipe conveyance device for an oil drilling rig according to claim 1, wherein the arm is a multi-jointed arm consisting of a plurality of hinged arm members. (3) The pipe conveying device for an oil drilling rig according to claim 1, wherein the arm is a telescopic arm. (4) The oil drilling rig according to claim 1, wherein the pipe clamp means includes at least one pair of articulated pipe clamps driven by a plurality of hydraulic cylinders. Pipe conveyance equipment. (5) The pipe clamp means includes an insertion support that is inserted into the open end of the pipe, and an articulated pipe clamp that is provided on the distal end side of the arm than the insertion support and is driven by a plurality of hydraulic cylinders. Claim 1 for utility model registration characterized by comprising:
A pipe conveying device for an oil drilling rig as described in 2.