CN111042133B - Manual tube drawing machine - Google Patents
Manual tube drawing machine Download PDFInfo
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- CN111042133B CN111042133B CN201911175732.3A CN201911175732A CN111042133B CN 111042133 B CN111042133 B CN 111042133B CN 201911175732 A CN201911175732 A CN 201911175732A CN 111042133 B CN111042133 B CN 111042133B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000005452 bending Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 12
- 238000005553 drilling Methods 0.000 description 13
- 230000008878 coupling Effects 0.000 description 12
- 238000010168 coupling process Methods 0.000 description 12
- 238000005859 coupling reaction Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
- E02D9/02—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof by withdrawing
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a manual tube drawing machine, which comprises a support, wherein a cross rod is arranged on the support, a movable pulley capable of sliding along the cross rod is arranged on the cross rod, a pulley block is arranged at the bottom of the movable pulley, and the bottom of the pulley block is connected with a drill rod connecting piece; the drill rod connecting piece is used for being fixedly connected with a drill rod. The drill rod connecting piece further comprises a second drill rod connecting piece, and the structure of the second drill rod connecting piece is as follows: the tension device comprises a torque part fixing piece and a tension steel wire rope movably arranged on the torque part fixing piece; the torque part fixing piece is an open frame structure matched with a drill rod torque part of a drill rod, the inner wall of the torque part fixing piece is attached to the local part of the drill rod torque part, tensioning grooves and/or tensioning holes are/is formed in the outer walls of the two sides of the opening of the torque part fixing piece, a tensioning steel wire rope penetrates through the tensioning grooves and/or the tensioning holes, and the end of the tensioning steel wire rope is connected with a lifting hook of a pulley block. The invention can greatly reduce the weight of the whole equipment and is convenient for pipe drawing construction on natural slopes with complex terrains.
Description
Technical Field
The invention relates to the field of pipe drawing construction equipment in slope support construction, in particular to a manual pipe drawing machine.
Background
In the process of water conservancy and road and bridge construction, it is common to meet dangerous natural slopes. When construction processes such as anchor rods, anchor cables and the like are carried out on a natural slope for reinforcement, pipe drawing is often involved, and when hole collapse occurs in the drilling process or the drilling depth meets the design requirements, a link of drawing out a drill rod is provided later. Because the natural side slope position transportation is inconvenient, be unfavorable for the transportation of main equipment, when installing the location to traditional drawbench, often need set up the framed bent platform, when the quantity that appears strutting stock and anchor rope is great simultaneously, need frequent assembly dismantlement framed bent platform and drawbench location installation and transportation, the construction process that the quantity is more not only has consumed a large amount of time, and the transport of material and equipment has also consumed more manpower and materials moreover. For example, chinese patent document CN109707331A describes an automatic tube drawing machine, which includes a loose clamping mechanism and a tube drawing mechanism, wherein the loose clamping mechanism includes a plurality of clamping cylinders and a plurality of clamping tiles, the clamping tiles are circularly distributed around a tube to be drawn, the clamping cylinders can clamp or release the tube to be drawn when they extend, and the tube drawing mechanism includes a plurality of tube drawing cylinders, and the tube drawing cylinders can drive the loose clamping mechanism to move up and down in the vertical direction when they extend. The structure has the problems of complex structure and difficult installation and disassembly. The continuous pipe drawing machine disclosed in chinese patent document CN103266610A also has the problems of complicated structure, extra power requirement, and inconvenience in construction on natural slopes with complicated topography.
Disclosure of Invention
The invention aims to solve the technical problem of providing a manual pipe drawing machine which can be used for drawing pipes on natural slopes with complex terrains conveniently, is simple in structure, convenient to build, move and disassemble and high in construction efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a manual tube drawing machine comprises a support, wherein a cross rod is arranged on the support, a movable pulley capable of sliding along the cross rod is arranged on the cross rod, a pulley block is arranged at the bottom of the movable pulley, and the bottom of the pulley block is connected with a drill rod connecting piece;
the drill rod connecting piece is used for being fixedly connected with a drill rod.
In a preferred scheme, the drill rod connector comprises a first drill rod connector, and the structure of the first drill rod connector is as follows: the end heads of the first sleeve and the second sleeve are fixedly connected, the free end of the first sleeve is provided with an external thread used for being connected with a drill rod, and the free end of the second sleeve is provided with an internal thread used for being connected with the drill rod;
the outer walls of the first sleeve and the second sleeve assembly are provided with connecting lifting rings which are used for being connected with a lifting hook of the pulley block, and the connecting lifting rings are pivoted with the first sleeve and the second sleeve assembly;
the connecting lifting ring rotates 360 degrees by taking the radial line of the first sleeve and the second sleeve as an axis;
or two connecting lifting rings are arranged, and one connecting lifting ring is arranged at the position close to the free ends of the first sleeve and the second sleeve respectively.
In a preferred scheme, the ends of the first sleeve and the second sleeve are welded or in threaded connection;
the connecting lifting ring is C-shaped, the opening position of the connecting lifting ring is pivoted with the middle parts or the ends of the first sleeve assembly and the second sleeve assembly, and the inner side of the connecting lifting ring can cross the free ends of the first sleeve assembly and/or the second sleeve assembly due to the height of the connecting lifting ring.
In a preferred scheme, the drill rod connector further comprises a second drill rod connector, and the structure of the second drill rod connector is as follows: the tension device comprises a torque part fixing piece and a tension steel wire rope movably arranged on the torque part fixing piece;
the torque part fixing piece is an open frame structure matched with a drill rod torque part of a drill rod, the inner wall of the torque part fixing piece is attached to the local part of the drill rod torque part, tensioning grooves and/or tensioning holes are/is formed in the outer walls of the two sides of the opening of the torque part fixing piece, a tensioning steel wire rope penetrates through the tensioning grooves and/or the tensioning holes, and the end of the tensioning steel wire rope is connected with a lifting hook of a pulley block.
In a preferred scheme, the tensioning groove and the tensioning hole are provided with bending sections bent towards the vertical direction, so that the tensioned steel wire rope is tensioned at the position of the opening of the torque part fixing piece after being stressed.
In a preferred scheme, the tensioning groove and the tensioning hole are provided with inclined sections inclined towards the vertical direction, so that the tensioned steel wire rope is tensioned at the position of the opening of the torque part fixing piece after being stressed.
In a preferable scheme, the movable pulley is structurally characterized in that an upper sliding roller and a lower sliding roller are arranged on the movable frame, and a cross rod penetrates through the upper sliding roller and the lower sliding roller so as to enable the movable pulley to slide along the cross rod;
the bottom of the movable frame is connected with the pulley block;
the pulley block is a manual hoisting block.
In the preferred scheme, the number of the movable pulleys is 2-3, the number of the pulley blocks is 2-3 correspondingly, at least one pulley block is connected with the first drill rod connecting piece, and the rest pulley blocks are connected with the second drill rod connecting piece.
In the preferred scheme, the support is structurally characterized in that the positions of the cross rods, which are close to the two ends, are connected with the inclined tube supports or the vertical rod supports through rod connecting pieces;
the rod connecting piece is a scaffold connecting piece so that the lengths of the inclined tube support and the vertical rod support are convenient to adjust;
the bottom of the inclined tube support and the bottom of the vertical rod support are provided with bottom supports, and the bottom of each bottom support is provided with an anti-skid structure.
In a preferred scheme, the bottom support is structurally as follows: the top of the bottom base plate is movably connected with the rotating rod seat through a rotating shaft, and the top of the rotating rod seat is provided with a connecting vertical shaft for connecting with an inclined tube support or a vertical rod support;
the bottom of the bottom base plate is provided with anti-slip teeth;
and a plurality of through holes for driving the anchors are also formed in the bottom backing plate.
According to the manual pipe drawing machine provided by the invention, by adopting the combined structure of the bracket, the pulley block and the drill rod connecting piece, the weight of the whole device can be greatly reduced, and pipe drawing construction can be conveniently carried out on a natural side slope with complex terrain. In the preferred scheme, the structure of the first drill rod connecting piece can be in threaded connection with any end of a drill rod, so that the drill rod can be conveniently pulled out. In another preferred embodiment, the second drill rod coupling is configured to engage the drill rod torque section of the drill rod to pull the drill rod. The second drill rod connecting piece is matched with the first drill rod connecting piece, so that the pipe drawing efficiency can be greatly improved, and tests show that the pipe drawing, disassembling and hanging-off operations can be synchronously performed, so that the efficiency of the pipe drawing equipment can be even higher than that of special pipe drawing equipment in the prior art. The invention greatly simplifies the structure of the existing equipment, reduces the weight, is suitable for various terrains, can position and install the pipe drawing device according to the position of the drill pipe to be drawn and the rock entering angle of the drill pipe under the condition of not erecting a bent platform, and can draw out the drill pipe according to the operation requirement. The invention has simple assembly and disassembly and less time consumption; after the disassembly is finished, the weight of each part is light, and under the condition of inconvenient traffic, two to three people can finish one-time transfer and disassembly of the whole equipment. The steel pipes forming the support structure have the same type as the steel pipes for erecting the bent in the building engineering, so that the material taking and the replacement of the steel pipes are more convenient.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of a preferred embodiment of the present invention.
Figure 3 is a perspective view of a first drill pipe coupling according to the present invention.
Figure 4 is a perspective view of the first drill pipe coupling of the present invention in another orientation.
FIG. 5 is a partial front view of a second drill pipe coupling of the present invention in connection with a drill pipe.
Figure 6 is a perspective view of a second drill pipe coupling according to the present invention.
Figure 7 is a front view of a second drill pipe coupling according to the invention.
Figure 8 is a right side view of a second drill pipe coupling according to the invention.
Fig. 9 is a perspective view of a bottom bracket of the present invention.
FIG. 10 is a perspective view of the bottom bracket of the present invention in another orientation.
In the figure: the device comprises a support 1, a cross rod 101, a rod connecting piece 102, an inclined tube support 103, a vertical rod support 104, a movable pulley 2, an upper sliding roller 21, a movable frame 22, a lower sliding roller 23, a pulley block 3, a hook 31, a bottom support 4, a connecting vertical shaft 41, a rotating rod seat 42, a rotating shaft 43, a bottom base plate 44, an anchor 45, an anti-skidding tooth 46, a first drill rod connecting piece 5, a connecting hoisting ring 51, a first sleeve 52, a second sleeve 53, a second drill rod connecting piece 6, a tensioning steel wire rope 61, a torque part fixing piece 62, a tensioning groove 63, an inclined section 631, a bent section 632, a tensioning hole 64, a drill rod 7 and a drill rod torque part 71.
Detailed Description
As shown in fig. 1, a manual tube drawing bench comprises a support 1, a cross rod 101 is arranged on the support 1, a movable pulley 2 capable of sliding along the cross rod 101 is arranged on the cross rod 101, a pulley block 3 is arranged at the bottom of the movable pulley 2, and the bottom of the pulley block 3 is connected with a drill rod connecting piece;
the drill rod connecting piece is used for being fixedly connected with the drill rod 7. During the use, erect support 1 in the top that needs the tube drawing position, with drilling rod connecting piece and drilling rod 7 fixed connection, through operation assembly pulley 3 with the drilling rod pull up can, at the in-process of pulling up, whenever pull out a section drilling rod 7, the last section drilling rod that is about to pull out is dismantled, and the drilling rod that will dismantle is hung through promoting removal pulley 2 and is opened, then is connected drilling rod connecting piece and drilling rod again, lifts up again and pulls out the construction.
In a preferred embodiment, as shown in fig. 3 and 4, the drill rod connector comprises a first drill rod connector 5, and the first drill rod connector 5 has the following structure: the end heads of the first sleeve 52 and the second sleeve 53 are fixedly connected, the free end of the first sleeve 52 is provided with an external thread used for being connected with the drill rod 7, and the free end of the second sleeve 53 is provided with an internal thread used for being connected with the drill rod 7;
the outer walls of the first sleeve 52 and the second sleeve 53 are provided with connecting lifting rings 51, the connecting lifting rings 51 are used for being connected with the lifting hooks 31 of the pulley block 3, and the connecting lifting rings 51 are pivoted with the first sleeve 52 and the second sleeve 53;
the connecting lifting ring 51 rotates 360 degrees by taking the radial line of the first sleeve 52 and the second sleeve 53 as an axis; the drill rod 7 is of a multi-section structure, all sections are connected through threads, and therefore in the structure, no matter the internal threads or the external threads of the drill rod 7 are arranged outside, the drill rod 7 can be reliably connected through the first drill rod connecting piece 5, the hook 31 of the pulley block 3 is conveniently connected with the connecting hanging ring 51, and the pulley block 3 is pulled to pull up the drill rod 7. Preferably, the pulley block 3 is a manual hoist, and in another optional scheme, the pulley block 3 may also adopt a combination of a fixed pulley block and a movable pulley block.
In another alternative, two connection rings 51 are provided, one connection ring 51 being provided near the free ends of the first sleeve 52 and the second sleeve 53. It is also possible to use a double-connection suspension ring 51, which reduces the volume of the connection suspension ring 51, and the double-connection suspension ring 51 is not shown in the figures.
In a preferred scheme, as shown in fig. 3 and 4, the first sleeve 52 is fixedly connected with one end head of the second sleeve 53 in a welding or threaded manner;
the connecting hanging ring 51 is in a C shape, the opening position of the connecting hanging ring 51 is pivoted with the middle part or the end of the assembly of the first sleeve 52 and the second sleeve 53, and the height of the connecting hanging ring 51 enables the inner side of the connecting hanging ring 51 to pass over the free end of the first sleeve 52 and/or the second sleeve 53. With this arrangement, the attachment eye 51 can be rotated to the top of the first pipe coupling 5 for attachment to the hook 31 of the block assembly 3, regardless of which end of the first pipe coupling 5 is attached to the pipe 7.
Preferably, as shown in fig. 5 to 8, the drill rod connector further includes a second drill rod connector 6, and the second drill rod connector 6 has the following structure: it comprises a torque part fixing piece 62 and a tightening steel wire rope 61 movably arranged on the torque part fixing piece 62;
the torque part fixing piece 62 is an open frame structure matched with a drill rod torque part 71 of the drill rod 7, the inner wall of the torque part fixing piece 62 is attached to part of the drill rod torque part 71, the outer walls of two sides of the opening of the torque part fixing piece 62 are provided with tensioning grooves 63 and/or tensioning holes 64, the tensioning steel wire rope 61 penetrates through the tensioning grooves 63 and/or the tensioning holes 64, and the end of the tensioning steel wire rope 61 is connected with the hook 31 of the pulley block 3. As shown in fig. 5 and 6, in contrast to the first drill rod connection 5, in the second drill rod connection 6, a drill rod torque section 71 is used as a fixed position, the so-called drill rod torque section 71 being the position for screwing the drill rod 7 and having a square or hexagonal cross section. The cross section at this location is slightly smaller than at other locations on the surface of the drill rod 7. The torque part fixing piece 62 is clamped into the drill rod torque part 71, the tension steel wire rope 61 is converted into pressing force along the radial direction of the drill rod 7 by using drawing force, and the drill rod torque part 71 are pressed mutually to realize fixed connection. Compare with the threaded connection mode, this scheme is connected with the outer wall of drilling rod 7, and connects and the pine takes off all very conveniently, with the cooperation of first drilling rod connecting piece 5, can realize drawing in turn, and the tube drawing with lift by crane, dismantle and transport the drilling rod and can separately go on simultaneously to improve the efficiency of construction.
In a preferred embodiment, as shown in fig. 7 and 8, the tightening slot 63 and the tightening hole 64 are provided with a bent section 632 bent in a vertical direction, so that the tightening wire 61 is tightened at the position where the torque part fixing member 62 is opened after being applied with force. With this structure, the upward drawing force is converted into the pressing force for tensioning the wire rope 61, so that the drill rod 7 is not loosened.
Preferably, as shown in fig. 8, the tightening slot 63 and the tightening hole 64 are provided with an inclined section 631 inclined in a vertical direction so that the tightening wire 61 is tightened at the position where the torque part holder 62 is opened by applying a force thereto.
Preferably, as shown in fig. 2, the movable pulley 2 is configured such that an upper slide roller 21 and a lower slide roller 23 are disposed on a movable frame 22, and a cross bar 101 passes through between the upper slide roller 21 and the lower slide roller 23, so that the movable pulley 2 can slide along the cross bar 101; the bottom of the movable frame 22 is connected with the pulley block 3; therefore, the pulley block 3 is convenient to move.
The preferable scheme is as shown in figure 2, the number of the movable pulleys 2 is 2-3, the number of the pulley blocks 3 is 2-3 correspondingly, at least one pulley block 3 is connected with the first drill rod connecting piece 5, and the rest pulley blocks 3 are connected with the second drill rod connecting piece 6. By the scheme, the first drill rod connecting piece 5 and the second drill rod connecting piece 6 can be used alternately, the operations of drawing, disassembling and hoisting the transferred drill rods can be completed simultaneously, and the construction efficiency is improved.
The preferable scheme is as shown in fig. 1, the structure of the support 1 is that the positions of the cross rod 101 close to the two ends are connected with an inclined tube support 103 or a vertical rod support 104 through a rod connecting piece 102;
the rod connecting piece 102 is a scaffold connecting piece, so that the length of the inclined tube support 103 or the vertical rod support 104 is convenient to adjust;
the bottom of the inclined tube support 103 and the vertical rod support 104 are provided with a bottom support 4, and the bottom of the bottom support 4 is provided with an anti-skid structure. With this structure, it is convenient to make the stand 1 adaptable to a complicated terrain.
In a preferred scheme, the structure of the bottom support 4 is as follows: the top of the bottom backing plate 44 is movably connected with the rotating rod seat 42 through a rotating shaft 43, and the top of the rotating rod seat 42 is provided with a connecting vertical shaft 41 for connecting with the inclined tube support 103 or the vertical rod support 104 in a sleeved mode;
the bottom of the bottom backing plate 44 is provided with anti-slip teeth 46;
a plurality of through holes for driving the anchor 45 are also provided in the bottom plate 44. With this structure, the bottom plate 44 can be adapted to various complex terrains by the rotation of the rotating shaft 43 and the relative rotation between the connecting vertical shaft 41 and the inclined tube support 103 and the vertical rod support 104. So that the bracket 1 is reliably fixed and provides reliable supporting force.
The scheme of one first drill rod connecting piece 5 and two second drill rod connecting pieces 6 is taken as an optimized scheme for illustration, when the device is used, the position needing pipe drawing is selected firstly, the support 1 is erected above the drill rod 7, the lengths of the inclined pipe supports 103 and the vertical rod supports 104 are adjusted properly, bolts of the rod connecting pieces 102 are fastened reliably, the anchor bolts 45 are driven into holes of the bottom backing plate 44, the support 1 is fixed reliably, the movable pulley 2 of the first drill rod connecting piece 5 is moved to the proper position, the first drill rod connecting piece 5 is connected with the end head of the drill rod 7 in a threaded mode, the pulley block 3 is pulled, the drill rod 7 is drawn out slowly, and after one section of drill rod is drawn out, the drill rod torque part 71 is unscrewed. And fixedly connecting the second drill rod connecting piece 6 below the other movable pulley 2 with the drill rod torque part 71 of the next drill rod by taking down the tensioning steel wire rope 61 along the position of the tensioning groove 63, clamping the torque part fixing piece 62 into the drill rod torque part 71, and then fixedly connecting the second drill rod connecting piece 6 with the drill rod 7 by using the tensioning steel wire rope 61. And taking off the drill rod 7 of the previous section, hanging the section of drill rod 7 to one side by the movable pulley 2 of the first drill rod connecting piece 5, putting down, and operating the pulley block 3 of the second drill rod connecting piece 6 to continue pipe drawing until the section of drill rod is drawn out. And then, another second drill rod connecting piece 6 is connected with the next section of drill rod 7, and the scheme that the second drill rod connecting piece 6 is fixedly connected with the drill rod is adopted as much as possible, so that the efficiency is higher. The tensioning slot 63 is provided to facilitate removal of the tensioning cable 61 so that the two second pipe connectors 6 can be alternately connected to the drill pipe 7 and the first pipe connector 5 is used to hoist the drill pipe aside in a subsequent process. It should be noted that in the case of a first drill rod coupling 5 cooperating with a second drill rod coupling 6, this solution requires alternate connections to the drill rods 7, so that the second drill rod coupling 6 can be configured with tensioning holes 64 on both sides. By the scheme, the tube drawing efficiency is greatly improved on the premise of ensuring safety.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the technical features described in the present invention can be combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (7)
1. The utility model provides a manual formula drawbench, it includes support (1), characterized by: a cross rod (101) is arranged on the support (1), a movable pulley (2) capable of sliding along the cross rod (101) is arranged on the cross rod (101), a pulley block (3) is arranged at the bottom of the movable pulley (2), and the bottom of the pulley block (3) is connected with a drill rod connecting piece;
the drill rod connecting piece is used for being fixedly connected with a drill rod (7);
the support (1) is structurally characterized in that the positions, close to two ends, of a cross rod (101) are connected with an inclined tube support (103) and a vertical rod support (104) through rod connecting pieces (102);
the rod connecting piece (102) is a scaffold connecting piece, so that the lengths of the inclined tube support (103) and the vertical rod support (104) are convenient to adjust;
the bottom of the inclined tube support (103) and the bottom of the vertical rod support (104) are provided with bottom supports (4), and the bottom of each bottom support (4) is provided with an anti-skid structure;
the drill rod connecting piece comprises a first drill rod connecting piece (5), and the first drill rod connecting piece (5) is structurally characterized in that: the end heads of the first sleeve (52) and the second sleeve (53) are fixedly connected, the free end of the first sleeve (52) is provided with an external thread used for being connected with the drill rod (7), and the free end of the second sleeve (53) is provided with an internal thread used for being connected with the drill rod (7);
the outer walls of the first sleeve (52) and the second sleeve (53) are provided with connecting lifting rings (51), the connecting lifting rings (51) are used for being connected with a lifting hook (31) of the pulley block (3), and the connecting lifting rings (51) are pivoted with the first sleeve (52) and the second sleeve (53) assembly;
the drill rod connecting piece further comprises a second drill rod connecting piece (6), and the structure of the second drill rod connecting piece (6) is as follows: the tension device comprises a torque part fixing piece (62) and a tension steel wire rope (61) movably arranged on the torque part fixing piece (62);
the torque part fixing piece (62) is of an open frame structure matched with a drill rod torque part (71) of a drill rod (7), the inner wall of the torque part fixing piece (62) is attached to part of the drill rod torque part (71), tensioning grooves (63) and/or tensioning holes (64) are formed in the outer walls of two sides of an opening of the torque part fixing piece (62), a tensioning steel wire rope (61) penetrates through the tensioning grooves (63) and/or the tensioning holes (64), and the end head of the tensioning steel wire rope (61) is connected with a hook (31) of the pulley block (3);
the connecting lifting ring (51) rotates by 360 degrees by taking the radial line of the first sleeve (52) and the second sleeve (53) as an axis;
or two connecting hanging rings (51) are arranged, and one connecting hanging ring (51) is arranged at the position close to the free ends of the first sleeve (52) and the second sleeve (53).
2. A manual draw bench according to claim 1, wherein: the ends of the first sleeve (52) and the second sleeve (53) are welded or in threaded connection;
the connecting lifting ring (51) is in a C shape, the opening position of the connecting lifting ring (51) is pivoted with the middle part or the end of the first sleeve (52) and the second sleeve (53), and the height of the connecting lifting ring (51) enables the inner side of the connecting lifting ring (51) to pass over the free end of the first sleeve (52) and/or the second sleeve (53).
3. A manual draw bench according to claim 1, wherein: the tensioning groove (63) and the tensioning hole (64) are provided with bending sections (632) which are bent towards the vertical direction, so that the tensioned steel wire rope (61) is tensioned at the position of the opening of the torque part fixing piece (62) after being stressed.
4. A manual pipe extractor according to claim 1 or 3, wherein: the tightening slot (63) and the tightening hole (64) are provided with inclined sections (631) inclined in the vertical direction so that the tightening wire rope (61) is tightened at the position where the torque part fixing member (62) opens after being stressed.
5. A manual pipe extractor according to any of claims 1 to 3, wherein: the structure of the movable pulley (2) is that an upper sliding roller (21) and a lower sliding roller (23) are arranged on a movable frame (22), and a cross rod (101) passes through the space between the upper sliding roller (21) and the lower sliding roller (23) so that the movable pulley (2) can slide along the cross rod (101);
the bottom of the movable frame (22) is connected with the pulley block (3);
the pulley block (3) is a manual hoist.
6. A manual draw bench according to claim 5, wherein: the number of the movable pulleys (2) is 2-3, the number of the pulley blocks (3) is 2-3 correspondingly, at least one pulley block (3) is connected with the first drill rod connecting piece (5), and the rest pulley blocks (3) are connected with the second drill rod connecting piece (6).
7. A manual draw bench according to claim 1, wherein: the bottom support (4) is structurally characterized in that: the top of the bottom backing plate (44) is movably connected with a rotating rod seat (42) through a rotating shaft (43), and the top of the rotating rod seat (42) is provided with a connecting vertical shaft (41) which is used for being connected with an inclined tube support (103) or a vertical rod support (104);
the bottom of the bottom backing plate (44) is provided with anti-skid teeth (46);
the bottom backing plate (44) is also provided with a plurality of through holes for driving the anchor bolts (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911175732.3A CN111042133B (en) | 2019-11-26 | 2019-11-26 | Manual tube drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911175732.3A CN111042133B (en) | 2019-11-26 | 2019-11-26 | Manual tube drawing machine |
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| Publication Number | Publication Date |
|---|---|
| CN111042133A CN111042133A (en) | 2020-04-21 |
| CN111042133B true CN111042133B (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911175732.3A Active CN111042133B (en) | 2019-11-26 | 2019-11-26 | Manual tube drawing machine |
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| CN (1) | CN111042133B (en) |
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| CN205382484U (en) * | 2016-01-30 | 2016-07-13 | 张国兴 | Pile -drawing machine for hydraulic engineering |
| CN205676894U (en) * | 2016-05-26 | 2016-11-09 | 国家电网公司 | A kind of spud pile and extracting apparatus thereof |
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