CN112792978B - Cement pipe prefabrication external mold hoisting accessory - Google Patents
Cement pipe prefabrication external mold hoisting accessory Download PDFInfo
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- CN112792978B CN112792978B CN202110074989.0A CN202110074989A CN112792978B CN 112792978 B CN112792978 B CN 112792978B CN 202110074989 A CN202110074989 A CN 202110074989A CN 112792978 B CN112792978 B CN 112792978B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/009—Changing the forming elements, e.g. exchanging moulds, dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/76—Moulds
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- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The invention relates to the technical field of cement pipeline production, and discloses a cement pipe prefabrication external mold lifting device, which comprises a lifting block, a fixed block, a moving block, a lifting steel cable, a transmission chain, a first clamping component and a second clamping component, and is characterized in that: the right side of the hoisting block is fixedly connected with the fixed block, the right side of the fixed block is movably connected with the movable block, the inner wall of the movable block is movably connected with the transmission chain, the bottom end of the movable block is movably connected with the second clamping component, the inner wall of the hoisting block is movably connected with the first clamping component, and the bottom end of the hoisting steel cable is fixedly connected with the first clamping component; through the contact of the arc plate and the interior of the cement pipe prefabricated outer mold, the cement pipe prefabricated outer mold is clamped, the stress point area of the cement pipe prefabricated outer mold is large, great pressure intensity cannot be generated at the stress point during hoisting, deformation cannot be generated at the fixed stress point during hoisting, the cement pipe prefabricated outer mold is difficult to deform, and the service life of the cement pipe prefabricated outer mold is prolonged.
Description
Technical Field
The invention relates to the technical field of cement pipeline production, in particular to a cement pipe prefabrication external mold hoisting device.
Background
The cement pipe is an important component in a city construction comprehensive pipe gallery, the cement pipe is made of steel bars and cement, a steel bar framework is placed in a cement pipe prefabrication outer die, then the cement is laid in the cement pipe, then the cement is uniformly distributed in the die by using centrifugal force, the cement pipe is made after the cement is dried, the size of the cement pipe die is different due to various sizes of the cement pipe, the die is usually required to be replaced when the cement pipe is made, in addition, the cement pipe die is required to be moved when the cement pipe die is produced and loaded, but the outer die is heavy, the die is only lifted by one or two lifting hooks in the traditional lifting mode, but the outer die is easy to deform because the outer die is lifted by one or two lifting hooks, the inner diameter of the two ends of the die is fixed when the die is fixed, the fixing mode is fixed at a certain point or two points, and the weight of the whole cement pipe die is borne by a fixing point during lifting, so that the surface shape of the cement pipe is irregular after the cement pipe is made, therefore, a cement pipe prefabrication-hoisting device which is stable and is uniformly lifted is provided.
Disclosure of Invention
In order to realize the purposes of stable hoisting and uniform stress, the invention provides the following technical scheme: the utility model provides a cement pipe prefabrication external mold hoisting accessory, is including hanging piece, fixed block, movable block, hoist and mount cable wire, drive chain, first centre gripping subassembly and second centre gripping subassembly, hang piece right side and fixed block fixed connection, fixed block right side and movable block swing joint, movable block inner wall and drive chain swing joint, movable block bottom and second centre gripping subassembly swing joint, hang piece inner wall and first centre gripping subassembly swing joint, hoist and mount cable wire bottom and first centre gripping subassembly fixed connection.
Preferably, the first clamping assembly comprises a pulling plate, a guide rod, a fixed long shaft, a clamping plate, a first telescopic rod and a convex block, the top end of the convex block is fixedly connected with the hanging block, the bottom end of the convex block is rotatably connected with the fixed long shaft, and the height of the clamping plate is limited by the fixed long shaft.
As an optimization, the bottom end of the pulling plate is rotatably connected with the guide rod, the bottom end of the guide rod is rotatably connected with the clamping plate, the inner wall of the clamping plate is rotatably connected with the fixed long shaft, the top end of the first telescopic rod is rotatably connected with the guide rod, the bottom end of the first telescopic rod is rotatably connected with the clamping plate, and the first telescopic rod is used for improving the motion stability of the guide rod and the clamping plate.
Preferably, the second clamping assembly comprises a screw, a second telescopic rod, a transmission gear, a short rod, a ring block, a round block, a rotating shaft, a fixing ring, an arc plate, a telescopic sheath, a rectangular block, a tension spring, a bent telescopic rod, a strip-shaped sliding block, a rotating rod, a lug, a connecting rod, a convex shaft and a steel wire pull rope, the outer wall of the screw is rotatably connected with the fixing block, the outer wall of the screw is slidably connected with the moving block, the left side of the second telescopic rod is fixedly connected with the fixing block, the right side of the screw is fixedly connected with the transmission gear, the outer wall of the transmission gear is meshed with a transmission chain, the bottom end of the moving block is fixedly connected with the ring block, the inner wall of the ring block is fixedly connected with the round block, the inner wall of the round block is rotatably connected with the rotating shaft, the outer wall of the rotating shaft is movably connected with the transmission chain, the right side of the fixing ring is fixedly connected with the round block, the screw and the rotating shaft are driven to rotate by upward movement of the transmission chain, and the rotating shaft simultaneously moves leftwards;
as an optimization, the bottom end of the arc plate is fixedly connected with the rectangular block, the outer wall of the rectangular block is slidably connected with the fixing ring, the right side of the arc plate is fixedly connected with the telescopic sheath, the right side of the arc plate is fixedly connected with the bent telescopic rod, the outer wall of the bent telescopic rod is movably connected with the extension spring, the inner wall of the rectangular block is slidably connected with the bar-shaped slider, the bottom end of the bar-shaped slider is rotatably connected with the rotating rod, the front side of the rotating rod is fixedly connected with the lug, the bottom end of the lug is rotatably connected with the connecting rod, the bottom end of the connecting rod is rotatably connected with the convex rod, the left side of the convex rod is fixedly connected with the rotating shaft, the back side of the rotating shaft is rotatably connected with the round block, the inner wall of the rotating rod is rotatably connected with the convex shaft, the back side of the rotating rod is rotatably connected with the round block, the bottom end of the rotating rod is fixedly connected with the steel wire pull rope, one end of the steel wire pull rope, far away from the rotating rod, is movably connected with the outer wall of the rotating shaft, and the rotating shaft rotation control rectangular block drives the arc plate to extend outwards.
Preferably, the fixed block, the moving block and the second clamping assembly are two and are symmetrically arranged relative to the vertical center line of the hanging block, and the two fixing blocks, the moving block and the second clamping assembly are clamped from the two ends of the cement pipe prefabricating mould.
Preferably, the two lugs are symmetrically arranged about the vertical center line of the pulling plate, the top end of the pulling plate is fixedly connected with the hoisting steel cable, and the hoisting steel cable drives the hoisting block to ascend so that the first clamping assembly runs.
As optimization, the guide rod, the first telescopic rod and the clamping plate are arranged symmetrically about the vertical center line of the pulling plate, and the pulling plate moves upwards to drive the clamping plate to move so as to clamp the cement pipe prefabricating mold.
Preferably, the number of the second telescopic rods is two, the second telescopic rods are symmetrically arranged about the horizontal center line of the screw, the right side of each second telescopic rod is fixedly connected with the moving block, and the stability of the moving block moving towards the direction of the fixed block is improved.
Preferably, the outer wall of the rotating shaft is located on the right side of the round block and fixedly connected with the chain retracting gear, the outer wall of the chain retracting gear is movably connected with the transmission chain, and the transmission chain is collected through the chain retracting gear.
Preferably, the number of the arc plates and the auxiliary assemblies thereof is four, the arc plates and the auxiliary assemblies thereof are arranged in an annular array around the central point of the rotating shaft, and the four arc plates and the auxiliary assemblies thereof move in the direction away from the rotating shaft so as to clamp the cement pipe prefabricated mould.
The beneficial effects of the invention are: the hoisting steel cable drives the pulling plate to move upwards, the pulling plate drives the guide rod to move when moving upwards, the guide rod drives the clamping plate to move around the fixed long shaft, the cement pipe prefabrication external mold is clamped by the two clamping plates, the large-area contact of the clamping plates with the outer wall of the cement pipe prefabrication external mold enables the stress area to be large, so that the cement pipe prefabrication external mold is protected, the transmission chain drives the rotating shaft to rotate, the rotating shaft drives the steel wire pull rope and the protruding rod to move, the steel wire pull rope drives the rotating rod to rotate around the protruding shaft, the protruding rod pushes the lug to rotate through the connecting rod, the lug drives the rotating rod to rotate, the rotating rod pushes the strip-shaped sliding block to slide on the inner wall of the rectangular block, the rectangular block moves towards the direction far away from the rotating shaft, then the rectangular block drives the arc plates to move, compared with the traditional mode that a single hook or two hooks lift the cement pipe prefabrication external mold, the four arc plates are in contact with the inside of the cement pipe prefabrication external mold, then the cement pipe prefabrication external mold is clamped, the stress point area of the cement pipe prefabrication external mold is large, the stress point is not large when the large, the fixed stress point is not deformed when the fixed stress point when the cement pipe is lifted, and the external mold is not easy to lift the cement pipe, so that the service life of the cement pipe is prolonged.
Drawings
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a left side view of the first clamping assembly of the present invention;
FIG. 4 is a left side sectional view of the retaining ring of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention.
In the figure: 100. a hanging block; 200. a fixed block; 300. a moving block; 400. hoisting a steel cable; 500. a drive chain; 600. a first clamping assembly; 601. pulling a plate; 602. a guide bar; 603. fixing the long shaft; 604. a splint; 605. a first telescopic rod; 606. a bump; 700. a second clamping assembly; 701. a screw; 702. a second telescopic rod; 703. a transmission gear; 704. a short bar; 705. a ring block; 706. a round block; 707. a rotating shaft; 708. a fixing ring; 709. an arc plate; 710. a telescopic sheath; 711. a rectangular block; 712. an extension spring; 713. a curved telescopic rod; 714. a bar-shaped slider; 715. a rotating rod; 716. a lug; 717. a connecting rod; 718. a nose bar; 719. a protruding shaft; 720. and (5) pulling a steel wire rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a cement pipe prefabrication external mold lifting device comprises a lifting block 100, a fixed block 200, a moving block 300, a lifting steel cable 400, a transmission chain 500, a first clamping assembly 600 and a second clamping assembly 700, wherein the right side of the lifting block 100 is fixedly connected with the fixed block 200, the right side of the fixed block 200 is movably connected with the moving block 300, the inner wall of the moving block 300 is movably connected with the transmission chain 500, the bottom end of the moving block 300 is movably connected with the second clamping assembly 700, the inner wall of the lifting block 100 is movably connected with the first clamping assembly 600, and the bottom end of the lifting steel cable 400 is fixedly connected with the first clamping assembly 600;
referring to fig. 1, two fixing blocks 200, two moving blocks 300, and two second clamping assemblies 700 are provided, and are symmetrically disposed about a vertical center line of the hanging block 100, and clamp the cement pipe prefabrication mold from both ends thereof.
According to fig. 1, the lifting device is moved above the cement pipe prefabrication external mold, the top ends of the lifting steel cable 400 and the transmission chain 500 are connected with a driving device, the lifting steel cable 400 moves upwards to drive the first clamping assembly 600 to clamp the cement pipe prefabrication external mold, then the transmission chain 500 moves upwards to drive the second clamping assembly 700 to clamp the cement pipe prefabrication external mold, and then the cement pipe prefabrication external mold is lifted through the lifting steel cable 400.
Referring to fig. 1, the first clamping assembly 600 comprises a pulling plate 601, a guide rod 602, a fixed long shaft 603, a clamping plate 604, a first telescopic rod 605 and a bump 606, wherein the top end of the bump 606 is fixedly connected with the hanging block 100, and the bottom end of the bump 606 is rotatably connected with the fixed long shaft 603.
Referring to fig. 1, two protrusions 606 are symmetrically disposed about the vertical center line of the pulling plate 601, and move upward to drive the pulling plate 601 by the hoisting cable 400.
Referring to fig. 3, the bottom end of the pulling plate 601 is rotatably connected to the guide rod 602, the bottom end of the guide rod 602 is rotatably connected to the clamping plate 604, the inner wall of the clamping plate 604 is rotatably connected to the fixed long shaft 603, the top end of the first telescopic rod 605 is rotatably connected to the guide rod 602, the bottom end of the first telescopic rod 605 is rotatably connected to the clamping plate 604, the first telescopic rod 605 is used to increase the stability of the movement of the guide rod 602 and the clamping plate 604, and the two guide rods 602, the two first telescopic rods 605 and the clamping plate 604 are symmetrically arranged about the vertical center line of the pulling plate 601;
according to fig. 3, two clamping plates 604 are rotatably connected by a fixed long shaft 603, when the pulling plate 601 moves upwards, the guide rod 602 is carried, the guide rod 602 carries the clamping plates 604 to move around the fixed long shaft 603, and therefore the cement pipe prefabrication and external mould is clamped.
Referring to fig. 1-2, the second clamping assembly 700 comprises a screw 701, a second telescopic rod 702, a transmission gear 703, a short rod 704, a ring block 705, a round block 706, a rotating shaft 707, a fixing ring 708, an arc plate 709, a telescopic sheath 710, a rectangular block 711, a tension spring 712, a bent telescopic rod 713, a strip-shaped sliding block 714, a rotating rod 715, a lug 716, a connecting rod 717, a convex rod 718, a convex shaft 719 and a steel wire pull rope 720, wherein the outer wall of the screw 701 is rotatably connected with the fixing block 200, the outer wall of the screw 701 is slidably connected with the moving block 300, the left side of the second telescopic rod 702 is fixedly connected with the fixing block 200, the right side of the screw 701 is fixedly connected with the transmission gear 703, and the outer wall of the transmission gear 703 is engaged with the transmission chain 500;
referring to fig. 1, two second telescopic rods 702 are provided and symmetrically arranged about the horizontal center line of the screw 701, and the right side of the second telescopic rod 702 is fixedly connected with the moving block 300;
according to fig. 2, when the transmission chain 500 moves upwards, the transmission chain 500 drives the transmission gear 703 to rotate, the transmission gear 703 drives the short rod 704 to rotate, the short rod 704 drives the screw 701 to rotate, the screw 701 drives the moving block 300 to move towards the direction of the fixed block 200, at this time, the second telescopic rod 702 contracts, and the second telescopic rod 702 is used for increasing the stability of the moving block 300 moving towards the direction of the fixed block 200;
referring to fig. 1, the bottom end of the moving block 300 is fixedly connected to the ring block 705, the inner wall of the ring block 705 is fixedly connected to the round block 706, the inner wall of the round block 706 is rotatably connected to the rotating shaft 707, the outer wall of the rotating shaft 707 is movably connected to the transmission chain 500, and the right side of the fixing ring 708 is fixedly connected to the round block 706;
according to fig. 1, when the moving block 300 moves, the ring block 705 and its accessory components are carried together, and the moving direction is the inner part of the cement pipe prefabrication external mold.
Referring to fig. 1, the outer wall of the rotating shaft 707 is located at the right side of the round block 706 and is fixedly connected with the chain retracting gear, the outer wall of the chain retracting gear is movably connected with the transmission chain 500, and the transmission chain 500 is collected through the chain retracting gear.
According to fig. 1, when the drive chain 500 moves upward, the rotation shaft 707 is rotated by the sprocket wheel.
Referring to fig. 4-5, the bottom end of the arc plate 709 is fixedly connected to the rectangular block 711, the outer wall of the rectangular block 711 is slidably connected to the fixing ring 708, the right side of the arc plate 709 is fixedly connected to the telescopic sheath 710, the right side of the arc plate 709 is fixedly connected to the curved telescopic rod 713, the outer wall of the curved telescopic rod 713 is movably connected to the extension spring 712, the inner wall of the rectangular block 711 is slidably connected to the bar-shaped slider 714, the bottom end of the bar-shaped slider 714 is rotatably connected to the rotating rod 715, the front side of the rotating rod 715 is fixedly connected to the lug 716, the bottom end of the lug 716 is rotatably connected to the connecting rod 717, the bottom end of the connecting rod 717 is rotatably connected to the protruding rod 718, the left side of the protruding rod 718 is fixedly connected to the rotating shaft 707, the back side of the rotating shaft 707 is rotatably connected to the circular block 706, the inner wall of the rotating rod 715 is rotatably connected to the protruding shaft 719, the back side of the protruding shaft 719 is rotatably connected to the circular block 706, the bottom end of the rotating rod 715 is fixedly connected to the steel wire pull rope 720, one end of the steel wire pull rope 720 far away from the rotating rod 715 is movably connected to the outer wall of the rotating shaft 707, and the rotating shaft 707 controls the rectangular block 711 to extend out;
according to fig. 5, the rotating shaft 707 rotates to drive the steel wire pulling rope 720 to move, the steel wire pulling rope 720 drives the rotating rod 715 to rotate around the protruding shaft 719, the rotating shaft 707 also drives the protruding rod 718 to rotate, the protruding rod 718 drives the connecting rod 717 to rotate, the connecting rod 717 drives the lug 716 to rotate, the lug 716 drives the rotating rod 715 to rotate around the protruding shaft 719, the rotating rod 715 drives the strip-shaped sliding block 714 to slide on the inner wall of the rectangular block 711, the rectangular block 711 moves in the direction far away from the rotating shaft 707, then the rectangular block 711 drives the arc plate 709 to move, the arc plate 709 drives the curved telescopic rod 713 to move, and the curved telescopic rod 713 extends against the tensile force of the tension spring 712;
referring to fig. 1, four arc plates 709 and their accessories are disposed in a circular array with respect to a center point of the rotating shaft 707;
according to fig. 4, the four rectangular blocks 711 move away from the rotating shaft 707 to bring the four arc plates 709 together, the arc plates 709 gradually contact with and then fix the inner wall of the cement pipe prefabricated external mold, and rubber pads are mounted on the contact parts of the arc plates 709 and the cement pipe external mold to prevent the contact parts from damaging the inner wall of the cement pipe external mold.
In use, referring to fig. 1-5, the lifting device is moved above the cement pipe prefabrication external mold, the top ends of the lifting steel cable 400 and the transmission chain 500 are connected with a driving device, the lifting steel cable 400 moves upwards to drive the first clamping assembly 600 to clamp the cement pipe prefabrication external mold, the lifting steel cable 400 drives the pulling plate 601 to move upwards, when the pulling plate 601 moves upwards, the guide rod 602 is driven to move, the guide rod 602 drives the clamping plates 604 to move around the fixed long shaft 603, the cement pipe prefabrication external mold is clamped through the two clamping plates 604, then the transmission chain 500 moves upwards to drive the second clamping assembly 700 to clamp the cement pipe prefabrication external mold, the transmission chain 500 drives the transmission gear 703 to rotate, the transmission gear 703 drives the short rod 704 to rotate, the short rod 704 drives the screw 701 to rotate, the screw 701 drives the moving block 300 to move towards the fixed block 200, at this time, the second expansion link 702 is contracted, when the moving block 300 moves, the ring block 705 and the accessory components thereof are carried to move together, the moving direction is the inside of the cement pipe prefabrication external mold, the ring block 705 carries the fixing ring 708 to move and carry the inside of the cement pipe prefabrication external mold, the transmission chain 500 carries the rotating shaft 707 to rotate, the rotating shaft 707 rotates and carries the steel wire pulling rope 720 to move, the steel wire pulling rope 720 carries the rotating rod 715 to rotate around the convex shaft 719, the rotating shaft 707 also carries the convex rod 718 to rotate, the convex rod 718 carries the connecting rod 717 to rotate, the connecting rod 717 pushes the lug 716 to rotate, the lug 716 carries the rotating rod 715 to rotate around the convex shaft 719, so that the rotating rod 715 pushes the bar-shaped sliding block 714 to slide on the inner wall of the rectangular block 711, the rectangular block 711 moves away from the rotating shaft 707, then the rectangular block 711 moves, the arc plate 709 carries the bent expansion link 713 to move, the bent expansion link 713 overcomes the tension of the tension spring 712 to extend, the four arc plates 709 are contacted with the inside of the cement pipe prefabrication external mold, then the cement pipe prefabrication external mold is clamped, then the cement pipe prefabrication external mold is hoisted through the hoisting steel cable 400, when the cement pipe external mold is put down, the upward pulling force of the pulling plate 601 disappears, so the clamping force of the clamping plate 604 on the cement pipe external mold disappears, at the moment, the transmission chain 500 does not have the tendency of moving upwards any more, then the arc plates 709 move towards the direction of the rotating shaft 707 through the matching use of the stretching spring 712 and the bending telescopic rod 713, the arc plates 709 drive the rectangular blocks 711 to move, the rectangular blocks 711 drive the rotating rods 715 to rotate through the bar-shaped sliding blocks 714, the rotating rods 716 drive the connecting rods 717 to move, the connecting rods 717 push the convex rods 718 drive the rotating shaft 718 to rotate, the rotating shaft 707 drives the steel wire 720 to rotate, the rotating shaft 707 drives the transmission chain 500 to move, the transmission chain 500 drives the short rods 704 to rotate through the transmission gears 703, the short rods 704 drive the screw rods 701 to rotate, so that the moving block 300 moves towards the direction far away from the fixed block 200, and the cement pipe prefabrication the device is hoisted external mold is put down.
In summary, the hoisting cable 400 drives the pulling plate 601 to move upwards, when the pulling plate 601 moves upwards, the guide rod 602 drives the clamping plate 604 to move around the fixed long axis 603, the cement pipe prefabrication external mold is clamped by the two clamping plates 604, the stressed area is large due to the large-area contact of the clamping plate 604 with the outer wall of the cement pipe prefabrication external mold, so that the cement pipe prefabrication external mold is protected, the transmission chain 500 drives the rotating shaft 707 to rotate, the rotating shaft 707 drives the steel wire pull rope 720 and the convex rod 718 to move, the steel wire pull rope 720 drives the rotating rod 715 to rotate around the convex shaft 719, the convex rod 718 drives the lug 716 to rotate through the connecting rod 717, the lug 716 drives the rotating rod 715 to rotate, the rotating rod 715 drives the bar-shaped sliding block 714 to slide on the inner wall of the rectangular block 711 to move in a direction away from the rotating shaft 707, then the rectangular block drives the arc plates 709 to move, compared with the traditional mode that a single or two lifting hooks lift the cement pipe prefabrication external mold, the four arc plates 709 contact with the interior of the cement pipe prefabrication external mold, then clamp the cement pipe prefabrication external mold, the cement pipe prefabrication external mold is not deformed, and the cement pipe prefabrication external mold is not deformed during the use, so that the cement pipe prefabrication the cement pipe is not deformed during the transportation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (5)
1. The utility model provides a cement pipe prefabrication external mold hoisting accessory, includes and hangs piece (100), fixed block (200), movable block (300), hoist and mount cable wire (400), drive chain (500), first centre gripping subassembly (600) and second centre gripping subassembly (700), its characterized in that: the right side of the lifting block (100) is fixedly connected with a fixed block (200), the right side of the fixed block (200) is movably connected with a movable block (300), the inner wall of the movable block (300) is movably connected with a transmission chain (500), the bottom end of the movable block (300) is movably connected with a second clamping component (700), the inner wall of the lifting block (100) is movably connected with a first clamping component (600), and the bottom end of the hoisting steel cable (400) is fixedly connected with the first clamping component (600);
the second clamping component (700) consists of a screw rod (701), a second telescopic rod (702), a transmission gear (703), a short rod (704), a ring block (705), a round block (706), a rotating shaft (707), a fixing ring (708), an arc plate (709), a telescopic sheath (710), a rectangular block (711), a tension spring (712), a bent telescopic rod (713), a strip-shaped sliding block (714), a rotating rod (715), a lug (716), a connecting rod (717), a convex rod (718), a convex shaft (719) and a steel wire pull rope (720), the outer wall of the screw (701) is rotationally connected with the fixing block (200), the outer wall of the screw rod (701) is connected with a moving block (300) in a sliding way, the left side of the second telescopic rod (702) is fixedly connected with the fixed block (200), the right side of the screw rod (701) is fixedly connected with a transmission gear (703), the outer wall of the transmission gear (703) is meshed with the transmission chain (500), the bottom end of the moving block (300) is fixedly connected with the ring block (705), the inner wall of the ring block (705) is fixedly connected with a round block (706), the inner wall of the round block (706) is rotatably connected with a rotating shaft (707), the outer wall of the rotating shaft (707) is movably connected with the transmission chain (500), the right side of the fixing ring (708) is fixedly connected with the round block (706);
the bottom end of the arc plate (709) is fixedly connected with a rectangular block (711), the outer wall of the rectangular block (711) is slidably connected with a fixing ring (708), the right side of the arc plate (709) is fixedly connected with a telescopic sheath (710), the right side of the arc plate (709) is fixedly connected with a bent telescopic rod (713), the outer wall of the bent telescopic rod (713) is movably connected with a tension spring (712), the inner wall of the rectangular block (711) is slidably connected with a strip-shaped sliding block (714), the bottom end of the strip-shaped sliding block (714) is rotatably connected with a rotating rod (715), the front surface of the rotating rod (715) is fixedly connected with a lug (716), the bottom end of the lug (716) is rotatably connected with a connecting rod (717), the bottom end of the connecting rod (718) is rotatably connected with a convex rod (718), the left side of the convex rod (718) is fixedly connected with a rotating shaft (707), the back surface of the rotating shaft (707) is rotatably connected with a round block (706), the inner wall of the rotating rod (707) is rotatably connected with a convex shaft (719), and the back surface of the convex shaft (719) is rotatably connected with a rotating rope (720), and one end of the rotating rope (720) is connected with one end of the rotating rod (720) far away from the rotating rope (720);
the number of the second telescopic rods (702) is two, the two second telescopic rods are symmetrically arranged around the horizontal center line of the screw rod (701), and the right side of each second telescopic rod (702) is fixedly connected with the moving block (300);
the outer wall of the rotating shaft (707) is positioned at the right side of the round block (706) and is fixedly connected with the chain retracting gear, and the outer wall of the chain retracting gear is movably connected with the transmission chain (500);
the arc plates (709) and the auxiliary components thereof are four and are arranged in an annular array around the central point of the rotating shaft (707).
2. The cement pipe prefabrication external mold lifting device as claimed in claim 1, wherein: the first clamping assembly (600) consists of a pulling plate (601), a guide rod (602), a fixed long shaft (603), a clamping plate (604), a first telescopic rod (605) and a bump (606), wherein the top end of the bump (606) is fixedly connected with the hanging block (100), and the bottom end of the bump (606) is rotatably connected with the fixed long shaft (603);
the bottom end of the pulling plate (601) is rotatably connected with the guide rod (602), the bottom end of the guide rod (602) is rotatably connected with the clamping plate (604), the inner wall of the clamping plate (604) is rotatably connected with the fixed long shaft (603), the top end of the first telescopic rod (605) is rotatably connected with the guide rod (602), and the bottom end of the first telescopic rod (605) is rotatably connected with the clamping plate (604).
3. The cement pipe prefabrication external mold lifting device as claimed in claim 1, wherein: the two fixing blocks (200), the two moving blocks (300) and the two second clamping assemblies (700) are symmetrically arranged relative to the vertical center line of the hanging block (100).
4. The cement pipe prefabrication external mold lifting device as claimed in claim 2, wherein: the two lugs (606) are symmetrically arranged about the vertical center line of the pulling plate (601), and the top end of the pulling plate (601) is fixedly connected with the hoisting steel cable (400).
5. The cement pipe prefabrication external mold lifting device as claimed in claim 2, wherein: the number of the guide rods (602), the number of the first telescopic rods (605) and the number of the clamping plates (604) are two, and the guide rods, the first telescopic rods (605) and the clamping plates (604) are symmetrically arranged around the vertical center line of the pulling plate (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074989.0A CN112792978B (en) | 2021-01-20 | 2021-01-20 | Cement pipe prefabrication external mold hoisting accessory |
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| CN202110074989.0A CN112792978B (en) | 2021-01-20 | 2021-01-20 | Cement pipe prefabrication external mold hoisting accessory |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH08239189A (en) * | 1995-03-06 | 1996-09-17 | Kawatetsu Butsuryu Kk | Transporting method for pipe |
| CN206886522U (en) * | 2017-06-16 | 2018-01-16 | 浙江大成工程项目管理有限公司 | Pile tube transporter |
| CN207209774U (en) * | 2017-09-18 | 2018-04-10 | 中国建筑第七工程局有限公司 | A kind of tube boom hoisting |
| CN207537006U (en) * | 2017-11-16 | 2018-06-26 | 江苏艾克瑞特精密材料有限公司 | A kind of round steel suspender |
| CN212101636U (en) * | 2020-03-13 | 2020-12-08 | 福建省大地管桩有限公司 | Automatic tubular pile hoist |
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Effective date of registration: 20221017 Address after: No. 1, Yingrui Road, Dongba Street, Gaochun District, Nanjing, Jiangsu 210000 Applicant after: Jiangsu spring construction technology Co.,Ltd. Address before: 310000 No.18 Huangpo temple, group 1, Zhongqiao village, Zhongtai street, Yuhang District, Hangzhou City, Zhejiang Province Applicant before: Wang Tiancheng |
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