Modular reducing pipeline inner plugging device, driving mechanism and coordination ring

[0066] Example 1:

[0067] See Figures 1 to 14 The present invention provides a technical solution:

[0068] like figure 1 , figure 2 Shown is a schematic layout of the overall structure of the present invention, the present invention is an in adjustable modular duct occluder, comprising a main seal tub 1, the pressing mechanism 2 composed of two parts; the sealing bung having a deformability made of rubber material having the structure of the cylindrical barrel open end;

[0069] like figure 2 , image 3 , The pressing mechanism is a schematic structural layout according to the present invention, the compression mechanism 2 is composed of a plurality of adjustable modules 4 through the series arrangement of the deformable joint 3 are connected together, which is mounted inside the tub seal 1, sealing 4 through each module may be adjustable to seal the cartridge 1 is pressed against the pipe wall when the sealing operation is completed job;

[0070] like Figure 5 , Image 6 , The adjustable module is a schematic partial structure of the present invention Figure one And schematic Figure II; Reducing module 4, the adjustable drive mechanism 6 and the adjustable ring 5 coordinated configuration; Reducing the drive mechanism 6 is constituted by an arcuate tank wall 10, the trapezoidal slider 11, U-shaped link 12 and the cylinder 13; the said curved tank wall 10, the main structure by a quarter circle arc surface of the housing structure made of spring steel, the intermediate square hole designed to enhance its deformability coordinated design at both ends and a cylindrical surface linear axis symmetrical semicylindrical sliding 20-70 degrees, four arc-shaped barrel wall 10 may be formed in a circumferential array a full cylindrical surface approximation, there is a complete design in the outer cylindrical surface of the annular groove for mounting the adjustable coordinate circle 5; all seams complete inner cylindrical surface in an approximate four arcuate tank wall 10 is formed a circumferential array of two adjacent semicylindrical provided with rectilinear sliding slot, of the two adjacent straight chute respectively formed on both sides of the trapezoidal slider chute 11 for mounting the ladder; hinge designed with a cylindrical surface of said trapezoidal slider opening 11, both ends of the cylinder through the cylindrical hinge 12 at both ends of the U-shaped link 13 link flange; eight cylinder 13 through the U-shaped link 12 driven synchronously at both ends of four trapezoidal slider 11 along the axial direction cylindrical surface, the trapezoidal slider 11 from sliding within the slideway curved trapezoidal gap on both sides of the tub the thrust wall 10 so that the circumference of the cylindrical surface increases, the purpose of increasing radius. Since the gap 10 between the process of increasing the radius of the arcuate tank wall are constantly increasing, which will result in an insufficient sealing pressure localized phenomenon occurred during plugging. To prevent the effects of increased clearance sealing effect, the drive mechanism 6 at the outside of the adjustable mounting ring 5 coordinated adjustable.

[0071] like Figure 7 , Figure 8 , Figure 9 , The ring is a schematic structural layout adjustable coordinating the present invention; coordination adjustable ring 5, a rubber ring bag 7, the spiral steel bar steel rings 8 and 9 constituting the strip; Image 6 Is a schematic view of a helical underwire structure of the present invention, the spiral steel ring over 8 by the coil spring 14 and the small plate spring plates 15 welded into complete cylindrical surface, the spring plate 15 located in the small gap 14 of the coil spring plate, which deformation of the coordination, can occur with adjustable coordinating ring 5 is elastically deformed with a small force; rubber ring 7 and the packet structure is a cylindrical ring, the inner annular groove, which is mounted on the outside of the adjustable ring 5 coordinated; changing 5 and the rubber ring diameter coordinating ring bag filled annular cavity 7 made of a plurality of bar steel bar 9, by using the scroll bar steel bars each adjustable in improved distribution of the load during 9, while improving the overall structure of a compressive capacity, thereby increasing the operating pressure of the occluder.

[0072] like Figure 10 , Figure 11 , The adjustable drive mechanism is a schematic configuration of the present invention Figure one And schematic Figure II; Reducing the drive mechanism 6 is constituted by an arcuate tank wall 10, the trapezoidal slider 11, U-shaped link 12 and the cylinder 13; bucket wall 10 of the arcuate, circular surfaces formed by the main structure spring steel quarter curved shell structure, the middle square hole designed to enhance its deformability coordinated design at both ends of the axis of the cylindrical surface at an angle symmetrical semicylindrical straight chute, a four arcuate peripheral tank wall 10 array may form a complete cylindrical surface is an approximation, there is a complete design in the outer cylindrical surface of the annular groove 5 for mounting the adjustable coordinating ring; a circumferential array 10 may be a complete cylindrical surface is formed in an approximate four seams arcuate barrel wall at the inner side of two adjacent semicylindrical rectilinear sliding slot is formed on each side of the trapezoidal slider chute 11 for mounting the ladder;

[0073] like Figure 12 , The adjustable mechanism of the present invention is a driving principle of a partial schematic view of an edge; trapezoidal slider 11 by a cylindrical surface designed hinge opening, through cylindrical hinges with both ends of the cylinder rod 12 of the U-shaped flange 13 at both ends of the link;

[0074] like Figure 13 , Figure 14 , The centers of the present invention is adjustable drive mechanism Schematic diagram synchronous drive cylinder 13 across four trapezoidal slider 11 moves along the cylinder axis direction, eight trapezoidal slider by sliding the U-shaped link 12 in the ladder 11 sliding the thrust is generated on both sides of the channel gap arcuate perimeter of the tank wall 10 is larger cylindrical surface, the purpose of increasing radius. Since the gap 10 between the process of increasing the radius of the arcuate tank wall are constantly increasing, which will result in an insufficient sealing pressure localized phenomenon occurred during plugging. To prevent the effects of increased clearance sealing effect, the drive mechanism 6 at the outside of the adjustable mounting ring 5 coordinated adjustable.

[0075] When the pipe is required to repair after a fault occurs cracking or breaking of the fluid in the conduit needs to be blocked. At this time, the pressure in the conduit to the size of a number of adjustable modules 4 are connected with a universal joint 3 is formed according to a series arrangement, the barrel assembly to form a sealing block corresponding to the pressure in the occluder tube. Tail joint occluder 3 rich reserved for a threaded pipe connection or a robot manipulator, the robot using a robot arm carrying platform duct occluder blocking position to the designated inner pipe.

[0076] After reaching the specified blocking position, the inner cylinder in turn starts the start 4 of each module 13 is adjustable, back and forth movement of the telescopic cylinders, four cylinders 13 driven synchronously at both ends of the trapezoidal slider 11 along the cylinder axis by eight U-shaped lever 12 direction, the slider 11 slides trapezoidal give a thrust to the tank wall 10 on both sides of the gap in the arcuate slideway is trapezoidal perimeter of the cylindrical surface increases, so increasing the radius; with increasing radius adjustable drive mechanism 6 large, promote coordination adjustable ring 5 is also increased, the seal on the barrel pressed against the pipe wall form a ring on the sealing tape, is formed with a multi-channel ring seal mounted in the region of 4 where a plurality of adjustable modules, the final gradient sealing structure is formed inside the tube, blocking the completion of the process.

[0077] Reducing the movable ring 5 coordinated process of increasing the radius of the helical coil spring inside the rims of the plate 8 plays at the gap 14 between the bucket wall 10 is arcuate a supporting role, to avoid the adverse effects of the gap during deformation ; 9 by a number of strip-shaped steel rod, with a series of increasing radius of the spiral rims 8 of the annular cavity during filling coordination adjustable ring 5 and the rubber ring 7 made of packages in each strip rolling steel rod 9 to form a new distribution according to geometry of the inner tube, in the process to make up for the gap coil rims coil spring plate 8 14, a pair geometry in the tube with a certain adaptability, improved distribution of the load, while improving the overall structure under pressure, thereby increasing the operating pressure of the occluder.

[0078] Example 2:

[0079] See Figures 1 to 14 The present invention provides a technical solution:

[0080] like figure 1 , figure 2 Shown is a schematic layout of the overall structure of the present invention, the present invention is an in adjustable modular duct occluder, comprising a main seal tub 1, the pressing mechanism 2 composed of two parts; the sealing bung having a deformability made of rubber material having the structure of the cylindrical barrel open end;

[0081] like figure 2 , image 3 , The pressing mechanism is a schematic structural layout according to the present invention, the compression mechanism 2 is composed of a plurality of adjustable modules 4 through the series arrangement of the deformable joint 3 are connected together, which is mounted inside the tub seal 1, sealing 4 through each module may be adjustable to seal the cartridge 1 is pressed against the pipe wall when the sealing operation is completed job;

[0082] like Figure 5 , Image 6 , The adjustable module is a schematic partial structure of the present invention Figure one And schematic Figure II; Reducing module 4, the adjustable drive mechanism 6 and the adjustable ring 5 coordinated configuration; Reducing the drive mechanism 6 is constituted by an arcuate tank wall 10, the trapezoidal slider 11, U-shaped link 12 and the cylinder 13; the said curved tank wall 10, the main structure of the housing structure by an arcuate quarter circle surface made of spring steel, and at both ends is designed with a cylindrical surface axis of symmetry of the semi-cylindrical linear slides 20-70 slots, four arc-shaped barrel wall 10 may be formed in a circumferential array a full cylindrical surface approximation, there is a complete design in the outer cylindrical surface of the annular groove 5 for mounting the adjustable ring coordinated; 10 once in four arcuate peripheral tank wall All seams complete inner cylindrical surface formed by a similar array of two adjacent semicylindrical provided with straight chute adjacent the two straight sides of the chute are formed in a trapezoidal skids trapezoidal slider 11 to be mounted; hinge designed with a cylindrical surface on the trapezoidal opening slider 11, both ends of the link by a cylindrical flange hinge cylinder ends 12 of the U-shaped rod 13; eight cylinder 13 by a U-shaped link 12 four trapezoidal driven synchronously at both ends of the slider 11 along the axial direction cylindrical surface, the trapezoidal slider 11 from sliding within the slideway trapezoidal thrust arcuate gap 10 on both sides of the tank wall so that the circumference of the cylindrical surface increases, the purpose of increasing radius. Since the gap 10 between the process of increasing the radius of the arcuate tank wall are constantly increasing, which will result in an insufficient sealing pressure localized phenomenon occurred during plugging. To prevent the effects of increased clearance sealing effect, the drive mechanism 6 at the outside of the adjustable mounting ring 5 coordinated adjustable.

[0083] like Figure 10 , Figure 11 , The adjustable drive mechanism is a schematic configuration of the present invention Figure one And schematic Figure II; Reducing the drive mechanism 6 is constituted by an arcuate tank wall 10, the trapezoidal slider 11, U-shaped link 12 and the cylinder 13; bucket wall 10 of the arcuate, circular surfaces formed by the main structure spring steel quarter curved shell structure, the middle square hole designed to enhance its deformability coordinated design at both ends of the axis of the cylindrical surface at an angle symmetrical semicylindrical straight chute, a four arcuate peripheral tank wall 10 array may form a complete cylindrical surface is an approximation, there is a complete design in the outer cylindrical surface of the annular groove 5 for mounting the adjustable coordinating ring; a circumferential array 10 may be a complete cylindrical surface is formed in an approximate four seams arcuate barrel wall at the inner side of two adjacent semicylindrical rectilinear sliding slot is formed on each side of the trapezoidal slider chute 11 for mounting the ladder;

[0084] like Figure 12 , The adjustable mechanism of the present invention is a driving principle of a partial schematic view of an edge; trapezoidal slider 11 by a cylindrical surface designed hinge opening, through cylindrical hinges with both ends of the cylinder rod 12 of the U-shaped flange 13 of the link;

[0085] like Figure 13 , Figure 14 , The centers of the present invention is adjustable drive mechanism Schematic diagram synchronous drive cylinder 13 across four trapezoidal slider 11 moves along the cylinder axis direction, eight trapezoidal slider by sliding the U-shaped link 12 in the ladder 11 sliding the thrust is generated on both sides of the channel gap arcuate perimeter of the tank wall 10 is larger cylindrical surface, the purpose of increasing radius. Since the gap 10 between the process of increasing the radius of the arcuate tank wall are constantly increasing, which will result in an insufficient sealing pressure localized phenomenon occurred during plugging. To prevent the effects of increased clearance sealing effect, the drive mechanism 6 at the outside of the adjustable mounting ring 5 coordinated adjustable.