CN112962611A - Underwater concrete pouring guide pipe lifting device - Google Patents
Underwater concrete pouring guide pipe lifting device Download PDFInfo
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- CN112962611A CN112962611A CN202110145647.3A CN202110145647A CN112962611A CN 112962611 A CN112962611 A CN 112962611A CN 202110145647 A CN202110145647 A CN 202110145647A CN 112962611 A CN112962611 A CN 112962611A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 103
- 239000010959 steel Substances 0.000 claims abstract description 103
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000003466 welding Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- 239000002689 soil Substances 0.000 description 7
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/06—Placing concrete under water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0061—Production methods for working underwater
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Abstract
The invention belongs to the technical field of lifting devices, and particularly relates to an underwater concrete pouring guide pipe lifting device which comprises a channel steel framework platform and a lifting mechanism; the lifting mechanism is arranged at the top of the steel skeleton platform; the lifting mechanism comprises an electric winch, a fixed door-shaped frame and a stress wheel; the electric winch is fixedly connected to the top of the channel steel framework platform and supplies power through the distribution box; the fixed portal frame is fixedly connected to the top of the channel steel framework platform; the stress wheel is fixedly connected to the side wall of the fixed portal frame; a steel wire rope is wound on the surface of the stress wheel, one end of the steel wire rope is connected with the guide pipe, and the other end of the steel wire rope is connected with the electric winch; an operating platform is fixedly connected to the top of the channel steel framework platform; the operation of the electric winch in the forward and reverse directions is controlled through the operation console, and the steel wire rope is driven to be wound and unwound, so that the guide pipe is lifted and lowered.
Description
Technical Field
The invention belongs to the technical field of lifting devices, and particularly relates to an underwater concrete pouring guide pipe lifting device.
Background
In engineering construction activities, the foundation engineering construction of underground diaphragm walls, pile foundations and the like usually needs underwater concrete pouring, the underwater concrete pouring is important, the first pouring is important, the suspension height of a first pouring concrete guide pipe is generally 0.3-0.5 m, the suspension height of the first pouring concrete guide pipe is too high, so that concrete cannot bury the guide pipe, muddy water enters from the bottom opening of the guide pipe, and various performances of the concrete are affected; in the process of underwater concrete pouring, the guide pipe needs to be embedded in the concrete for 2000-6000 mm, the guide pipe needs to be pulled out upwards at a constant speed along with the rising of the height of the concrete, and the guide pipe is difficult to pull out due to the high condensation speed of the underwater concrete, so that the guide pipe needs to be lifted, installed and pulled out by a crane during the underwater concrete pouring, the guide pipe is inconvenient to install, the crane occupies a large area, and the crane is not cost-effective; therefore, the invention provides a lifting device for an underwater concrete pouring guide pipe.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in the process of underwater concrete pouring, a guide pipe needs to be buried in concrete for 2000-6000 mm, the guide pipe needs to be pulled out upwards at a constant speed along with the rising of the concrete, the guide pipe is difficult to pull out due to the high condensation speed of the underwater concrete, the guide pipe needs to be lifted, installed and pulled out by a crane during the underwater concrete pouring, the guide pipe is inconvenient to install, the crane occupies a large space, and the crane is not cost-effective.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an underwater concrete pouring guide pipe lifting device which comprises a channel steel framework platform and a lifting mechanism; the lifting mechanism is arranged at the top of the steel skeleton platform; the lifting mechanism comprises an electric winch, a fixed door-shaped frame and a stress wheel; the electric winch is fixedly connected to the top of the channel steel framework platform and supplies power through the distribution box; the fixed portal frame is fixedly connected to the top of the channel steel framework platform; the stress wheel is fixedly connected to the side wall of the fixed portal frame; a steel wire rope is wound on the surface of the stress wheel, one end of the steel wire rope is connected with the guide pipe, and the other end of the steel wire rope is connected with the electric winch; an operating platform is fixedly connected to the top of the channel steel framework platform; when the device is used, the steel wire rope of the electric winch, the stress wheel and the guide pipe are positioned on the same horizontal line, the steel wire rope is connected with the guide pipe through the clamping ring, and the operation of the electric winch in the forward and reverse directions is controlled through the operating platform to drive the steel wire rope to be wound and unwound, so that the guide pipe is lifted and lowered; the channel steel framework platform is formed by welding 12# channel steel and 8mm steel plates, the specification size is 3000 multiplied by 2000mm, the welding between the channel steel is single-side full welding, and the spot welding is performed between the channel steel and the steel plates; fixed door style of calligraphy frame adopts diameter 150 mm's steel pipe preparation, and steel pipe and platform full weld to increase welding length with two 150 mm's isosceles triangle steel sheet, adopt the ring flange to connect between the steel pipe montant, montant and horizon bar full weld welding, the support and the platform of block terminal adopt welded fastening, and the block terminal is used as for supplying power for electric hoist engine, and provides the power consumption safety arrangement for electric hoist engine.
Further, a conduit orifice is formed in the top of the channel steel framework platform; a conduit clamping plate and a hinge clamping plate are arranged at the position, located at the conduit hole, of the top of the channel steel framework platform; the guide pipe clamping plate is fixedly connected to the top of the steel framework platform; the hinge clamping plate is rotatably connected to the top of the channel steel framework platform; the pipe cardboard size is 700 x 700mm, pipe cardboard middle part is pipe installing port size 300mm, the pipe cardboard is pipe location and fixed device, when the pipe needs to install or promote, turn over the hinge cardboard, make the pipe have upper and lower activity space, when fixed pipe, close the hinge cardboard, make the pipe fixed, the size in pipe drill way is 500 x 500mm, cut a diameter 300 mm's round hole on the hinge cardboard, as the fixed position of pipe.
Further, a channel steel supporting plate is fixedly connected to the bottom of the channel steel framework platform; the bottom of the channel steel supporting plate is provided with a positioning mechanism; the positioning mechanism comprises a first rod, a straight rod and a first hole; the first hole is formed in the top of the channel steel framework platform; a second hole is formed in the bottom of the channel steel framework platform; the first hole is communicated with the second hole; a first cavity is formed in the channel steel supporting plate; the first cavity is communicated with the second cavity through a third hole; a fourth hole is formed in the bottom of the channel steel supporting plate; the fourth hole is communicated with the first cavity; the first rod is connected in the first hole in a sliding manner; the straight rod is fixedly connected to the bottom end of the first rod; the second hole is connected with the second hole, the third hole and the fourth hole in a sliding manner; the bottom end of the straight rod is arranged in a pointed cone shape; during the use, put this device in the engineering stake drill way top of pouring concrete, extrude the pole No. one again for the pole drives the straight-bar downstream, and then makes the straight-bar insert in earth, realizes the location to this device, also makes this device install steadily at appointed position, and the tip of straight-bar is the toper setting, will be convenient for the straight-bar insert in earth, and the straight-bar with No. two holes, all be clearance fit between No. three holes and No. four holes, the straight-bar of being convenient for slides from top to bottom.
Further, a second cavity is formed inside the straight rod; a first through groove is formed in the side wall of the straight rod; the top of the second cavity is fixedly connected with a stacked air bag, and the bottom of the stacked air bag is fixedly connected with a first plate; a piston cylinder is fixedly connected to the inner wall of the first cavity, and a triangular prism is fixedly connected to the end of the piston rod; the piston cylinder is communicated with the overlapped air bag through an air pipe; a second through groove is symmetrically formed in the bottom end of the straight rod; a T-shaped inserted bar is connected inside the second through groove in a sliding mode, and one end, located inside the second cavity, of the T-shaped inserted bar is in contact with the triangular prism; during the use, after the straight-bar lapse, will make a board along with the straight-bar downstream together, and after a board and the bottom of cavity contact, because the straight-bar continues the downstream, will make a board begin to extrude the stack gasbag, make the inside gas of stack gasbag pass through the trachea and get into in the piston cylinder, make the piston rod downstream, and then make the triangular prism along with the piston rod downstream together, thereby make T shape inserted bar along No. two logical groove slips, and insert in earth, make the straight-bar insert in earth steadily, be favorable to improving the stability of this device.
Further, a spring is fixedly connected inside the folded air bag; the inside spring of fold shape gasbag will make fold shape gasbag not receiving the extrusion back of a board, the rapid reconversion, and then make piston rod and triangular prism get back to initial position, and the initial position will also be got back to under the effect of elasticity to the T shape inserted bar, is convenient for extract the straight-bar from earth, realizes the dismantlement to this device.
Further, a second plate is fixedly connected to the top end of the first rod; the bottom of the second plate is fixedly connected with a magnet sheet; during the use, No. two boards have spacing effect, avoid the top of a pole to get into a hole in, and the magnet piece of No. two board bottoms will make No. two boards and channel-section steel skeleton platform adsorb together, realize the injecing to No. two board positions to avoid a pole to take place the phenomenon of kick-backing, improved the whole result of use of this device.
The invention has the following beneficial effects:
1. according to the underwater concrete pouring guide pipe lifting device, the guide pipe can be quickly installed and lifted through the matched use of the electric winch, the fixed door-shaped frame, the stress wheel, the distribution box, the steel wire rope, the operating platform, the guide pipe orifice, the guide pipe clamping plate and the hinge clamping plate; the lifting speed of the guide pipe can be stably controlled by using the operating platform; utilize pipe cardboard and hinge cardboard can be fixed the pipe, prevent pipe skew or unstability, improved concrete forming quality, can reduce the use of main equipment, only need two persons just can accomplish pipe installation, promotion work, simple to operate is swift, has improved work efficiency.
2. According to the underwater concrete pouring guide pipe lifting device, the positioning of the channel steel framework platform is realized through the matched use of the first rod, the straight rod, the first hole, the second hole, the first cavity, the third hole, the fourth hole, the second cavity, the first through groove, the stacked air bag, the first plate, the piston cylinder, the triangular prism, the second through groove, the T-shaped inserting rod, the spring, the second plate and the magnet piece, so that the channel steel framework platform is stably installed at a designated position, and the using effect of the device is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is an enlarged view of a portion of FIG. 2 at B;
FIG. 6 is an enlarged view of a portion of FIG. 2 at C;
FIG. 7 is an enlarged view of a portion of FIG. 6 at D;
FIG. 8 is an enlarged view of a portion of FIG. 6 at E;
FIG. 9 is an enlarged view of a portion of FIG. 6 at F;
FIG. 10 is an enlarged view of a portion of FIG. 6 at G;
in the figure: 1. a channel steel framework platform; 21. an electric hoist; 22. fixing a door frame; 23. a stress wheel; 24. a distribution box; 25. a wire rope; 26. an operation table; 3. a conduit orifice; 41. a conduit clamp plate; 42. a hinge snap-gauge; 5. a channel steel supporting plate; 61. a first rod; 62. a straight rod; 63. a first hole; 64. a second hole; 65. a first cavity; 66. a third hole; 67. a fourth hole; 71. a cavity II; 72. a first-order through groove; 73. a stack airbag; 74. a first board; 75. a piston cylinder; 76. a triangular prism; 77. a second through groove; 78. a T-shaped insertion rod; 8. a spring; 91. a second plate; 92. and a magnet piece.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 10, the underwater concrete pouring guide pipe lifting device of the present invention includes a channel steel framework platform 1 and a lifting mechanism; the lifting mechanism is arranged at the top of the channel steel framework platform 1; the lifting mechanism comprises an electric winch 21, a fixed door frame 22 and a stress wheel 23; the electric winch 21 is fixedly connected to the top of the steel skeleton platform 1, and the electric winch 21 supplies power through a distribution box 24; the fixed door-shaped frame 22 is fixedly connected with the top of the steel framework platform 1; the stress wheel 23 is fixedly connected with the side wall of the fixed portal frame 22; a steel wire rope 25 is wound on the surface of the stress wheel 23, one end of the steel wire rope 25 is connected with the guide pipe, and the other end of the steel wire rope 25 is connected with the electric winch 21; an operating platform 26 is fixedly connected to the top of the channel steel framework platform 1; when the device is used, the steel wire rope 25 of the electric winch 21, the stress wheel 23 and the guide pipe are positioned on the same horizontal line, the steel wire rope 25 is connected with the guide pipe through the clamping ring, and the operation table 26 is used for controlling the forward and reverse operation of the electric winch 21 to drive the steel wire rope 25 to be wound and unwound so as to lift and lower the guide pipe; the channel steel framework platform 1 is formed by welding 12# channel steel and 8mm steel plates, the specification size is 3000 multiplied by 2000mm, single-side full welding is adopted for welding channel steel, and spot welding is adopted for welding channel steel and steel plates; fixed door-shaped frame 22 adopts the steel pipe preparation of diameter 150mm, and steel pipe and platform full weld to increase welding length with two 150 mm's isosceles triangle steel sheet, adopt the ring flange to connect between the steel pipe montant, montant and horizontal pole full weld welding, block terminal 24's support and platform adopt welded fastening, block terminal 24 is used as for supplying power for electric hoist 21, and provide with electrical safety protection device for electric hoist 21.
As an embodiment of the invention, a conduit orifice 3 is formed at the top of the channel steel framework platform 1; a conduit clamping plate 41 and a hinge clamping plate 42 are arranged at the position, located at the conduit orifice 3, of the top of the channel steel framework platform 1; the conduit clamping plate 41 is fixedly connected to the top of the channel steel framework platform 1; the hinge clamping plate 42 is rotatably connected to the top of the channel steel framework platform 1; the pipe cardboard 41 size is 700 x 700mm, pipe cardboard 41 middle part is pipe installing port size 300mm, pipe cardboard 41 is pipe location and fixed device, when the pipe needs to be installed or promote, turn over hinge cardboard 42, make the pipe have upper and lower activity space, when fixed pipe, close hinge cardboard 42, make the pipe fixed, the size of pipe drill way 3 is 500 x 500mm, cut a diameter 300 mm's round hole on hinge cardboard 42, as the fixed position of pipe.
As an embodiment of the invention, a channel steel support plate 5 is fixedly connected to the bottom of the channel steel framework platform 1; the bottom of the channel steel supporting plate 5 is provided with a positioning mechanism; the positioning mechanism comprises a first rod 61, a straight rod 62 and a first hole 63; the first hole 63 is formed in the top of the channel steel framework platform 1; a second hole 64 is formed in the bottom of the channel steel framework platform 1; the first hole 63 is communicated with the second hole 64; a first cavity 65 is formed in the channel steel supporting plate 5; the first cavity 65 is communicated with the second cavity 64 through a third hole 66; a fourth hole 67 is formed in the bottom of the channel steel supporting plate 5; the fourth hole 67 is communicated with the first cavity 65; the first rod 61 is connected in the first hole 63 in a sliding manner; the straight rod 62 is fixedly connected to the bottom end of the first rod 61; the second hole 64 is connected with the second hole 64, the third hole 66 and the fourth hole 67 in a sliding mode; the bottom end of the straight rod 62 is arranged in a pointed cone shape; during the use, put this device in the engineering stake drill way top of pouring concrete, extrude a pole 61 again, make a pole 61 drive straight-bar 62 downstream, and then make straight-bar 62 insert in earth, realize the location to this device, also make this device smoothly install in appointed position, the tip of straight-bar 62 is the toper setting, will be convenient for straight-bar 62 insert in earth, and straight-bar 62 and No. two holes 64, all be clearance fit between No. three hole 66 and No. four holes 67, be convenient for straight-bar 62 and slide from top to bottom.
As an embodiment of the invention, a second cavity 71 is arranged inside the straight rod 62; the side wall of the straight rod 62 is provided with a first through groove 72; a stack-shaped air bag 73 is fixedly connected to the top of the second cavity 71, and a first plate 74 is fixedly connected to the bottom of the stack-shaped air bag 73; a piston cylinder 75 is fixedly connected to the inner wall of the first cavity 65, and a triangular prism 76 is fixedly connected to the end of the piston rod; the piston cylinder 75 is communicated with the overlapped air bag 73 through an air pipe; a second through groove 77 is symmetrically formed in the bottom end of the straight rod 62; a T-shaped inserted rod 78 is connected inside the second through groove 77 in a sliding manner, and one end, located inside the second cavity 71, of the T-shaped inserted rod 78 is in contact with the triangular prism 76; during use, after the straight rod 62 slides downwards, the first plate 74 moves downwards along with the straight rod 62, and after the first plate 74 contacts with the bottom of the first cavity 65, the straight rod 62 continues to move downwards, the first plate 74 starts to squeeze the stacked air bag 73, gas inside the stacked air bag 73 enters the piston cylinder 75 through the air pipe, the piston rod moves downwards, the triangular prism 76 moves downwards along with the piston rod, the T-shaped insertion rod 78 slides along the second through groove 77 and is inserted into soil, and the straight rod 62 is stably inserted into the soil, so that the stability of the device is improved.
In one embodiment of the present invention, a spring 8 is fixed inside the folded air bag 73; the inside spring 8 of fold shape gasbag 73 will make fold shape gasbag 73 not receive the extrusion of a board 74 after, the rapid reconversion, and then make piston rod and triangular prism 76 get back to initial position, and T shape inserted bar 78 also will get back to initial position under the effect of elasticity, is convenient for extract straight-bar 62 from earth, realizes the dismantlement to this device.
As an embodiment of the present invention, a second plate 91 is fixed to the top end of the first rod 61; the bottom of the second plate 91 is fixedly connected with a magnet piece 92; during the use, No. two boards 91 have spacing effect, avoid a pole 61 the top to get into a hole 63 in, and the magnet piece 92 of No. two board 91 bottoms will make No. two boards 91 and channel-section steel skeleton platform 1 adsorb together, realize the injecing to No. two board 91 positions to avoid a pole 61 to take place the phenomenon of kick-backing, improved the whole result of use of this device.
The working principle is as follows: the steel wire rope 25 of the electric winch 21, the stress wheel 23 and the guide pipe are positioned on the same horizontal line, the steel wire rope 25 is connected with the guide pipe through a clamping ring, and the operation table 26 is used for controlling the forward and reverse operation of the electric winch 21 to drive the steel wire rope 25 to be wound and unwound so as to lift and lower the guide pipe; the distribution box 24 is used for supplying power to the electric winch 21 and providing an electric safety protection device for the electric winch 21; when the guide pipe needs to be installed or lifted, the hinge clamping plates 42 are turned over to enable the guide pipe to have an up-and-down moving space, and when the guide pipe is fixed, the hinge clamping plates 42 are closed to enable the guide pipe to be fixed; when the device is positioned, the device is firstly placed above an engineering pile hole opening in which concrete is to be poured, and then the first rod 61 is extruded, so that the first rod 61 drives the straight rod 62 to move downwards, and further the straight rod 62 is inserted into soil, the positioning of the device is realized, the device is also stably installed at a specified position, the end part of the straight rod 62 is arranged in a conical shape, the straight rod 62 is convenient to insert into the soil, and the straight rod 62 is in clearance fit with the second hole 64, the third hole 66 and the fourth hole 67, so that the straight rod 62 can slide up and down conveniently; when the straight rod 62 slides downwards, the first plate 74 moves downwards along with the straight rod 62, and when the first plate 74 contacts with the bottom of the first cavity 65, as the straight rod 62 continues to move downwards, the first plate 74 starts to press the stacked air bag 73, so that air inside the stacked air bag 73 enters the piston cylinder 75 through the air pipe, the piston rod moves downwards, and further the triangular prism 76 moves downwards along with the piston rod, so that the T-shaped insertion rod 78 slides along the second through groove 77 and is inserted into soil, and the straight rod 62 is stably inserted into the soil, which is beneficial to improving the stability of the device; the spring 8 in the stack-shaped air bag 73 can make the stack-shaped air bag 73 quickly restore after not being extruded by the first plate 74, so that the piston rod and the triangular prism 76 return to the initial position, and the T-shaped inserted rod 78 returns to the initial position under the action of elasticity, so that the straight rod 62 can be conveniently pulled out of the soil, and the device can be disassembled; no. two boards 91 have spacing effect, avoid the top of a pole 61 to get into a hole 63 in, and the magnet piece 92 of No. two board 91 bottoms will make No. two boards 91 and channel-section steel skeleton platform 1 adsorb together, realize the injecing to No. two board 91 positions to avoid a pole 61 to take place the phenomenon of kick-backing, improved the whole result of use of this device.
The front, the back, the left, the right, the upper and the lower are all based on the figure 2 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an underwater concrete placement pipe hoisting device which characterized in that: comprises a channel steel framework platform (1) and a lifting mechanism; the lifting mechanism is arranged at the top of the channel steel framework platform (1); the lifting mechanism comprises an electric winch (21), a fixed door-shaped frame (22) and a stress wheel (23); the electric winch (21) is fixedly connected to the top of the steel skeleton platform (1), and the electric winch (21) supplies power through a distribution box (24); the fixed portal frame (22) is fixedly connected to the top of the channel steel framework platform (1); the stress wheel (23) is fixedly connected with the side wall of the fixed portal frame (22); a steel wire rope (25) is wound on the surface of the stress wheel (23), one end of the steel wire rope (25) is connected with the guide pipe, and the other end of the steel wire rope (25) is connected with the electric winch (21); and an operating platform (26) is fixedly connected to the top of the channel steel framework platform (1).
2. The underwater concrete placement pipe lifting device as recited in claim 1, wherein: a conduit orifice (3) is formed in the top of the channel steel framework platform (1); a guide pipe clamping plate (41) and a hinge clamping plate (42) are arranged at the position of the guide pipe orifice (3) at the top of the channel steel framework platform (1); the guide pipe clamping plate (41) is fixedly connected to the top of the steel framework platform (1); the hinge clamping plate (42) is rotatably connected to the top of the channel steel framework platform (1).
3. The underwater concrete placement pipe lifting device as recited in claim 2, wherein: a channel steel supporting plate (5) is fixedly connected to the bottom of the channel steel framework platform (1); the bottom of the channel steel supporting plate (5) is provided with a positioning mechanism; the positioning mechanism comprises a first rod (61), a straight rod (62) and a first hole (63); the first hole (63) is formed in the top of the channel steel framework platform (1); a second hole (64) is formed in the bottom of the channel steel framework platform (1); the first hole (63) is communicated with the second hole (64); a first cavity (65) is formed in the channel steel supporting plate (5); the first cavity (65) is communicated with the second cavity (64) through a third hole (66); a fourth hole (67) is formed in the bottom of the channel steel supporting plate (5); the fourth hole (67) is communicated with the first cavity (65); the first rod (61) is connected in the first hole (63) in a sliding manner; the straight rod (62) is fixedly connected to the bottom end of the first rod (61); the second hole (64) is connected with the second hole (64), the third hole (66) and the fourth hole (67) in a sliding manner; the bottom end of the straight rod (62) is arranged in a pointed cone shape.
4. The underwater concrete placement pipe lifting device as recited in claim 3, wherein: a second cavity (71) is formed in the straight rod (62); the side wall of the straight rod (62) is provided with a first through groove (72); a stack-shaped air bag (73) is fixedly connected to the top of the second cavity (71), and a first plate (74) is fixedly connected to the bottom of the stack-shaped air bag (73); a piston cylinder (75) is fixedly connected to the inner wall of the first cavity (65), and a triangular prism (76) is fixedly connected to the end of the piston rod; the piston cylinder (75) is communicated with the overlapped air bag (73) through an air pipe; a second through groove (77) is symmetrically formed in the bottom end of the straight rod (62); the inside sliding connection of No. two logical groove (77) has T shape inserted bar (78), and T shape inserted bar (78) are located the inside one end of No. two cavity (71) and contact each other with triangular prism (76).
5. The underwater concrete placement pipe lifting device as recited in claim 4, wherein: and a spring (8) is fixedly connected inside the laminated air bag (73).
6. The underwater concrete placement pipe lifting device as recited in claim 5, wherein: a second plate (91) is fixedly connected to the top end of the first rod (61); and the bottom of the second plate (91) is fixedly connected with a magnet piece (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110145647.3A CN112962611A (en) | 2021-02-02 | 2021-02-02 | Underwater concrete pouring guide pipe lifting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110145647.3A CN112962611A (en) | 2021-02-02 | 2021-02-02 | Underwater concrete pouring guide pipe lifting device |
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| CN112962611A true CN112962611A (en) | 2021-06-15 |
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| CN202110145647.3A Pending CN112962611A (en) | 2021-02-02 | 2021-02-02 | Underwater concrete pouring guide pipe lifting device |
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| CN111218934A (en) * | 2020-03-30 | 2020-06-02 | 赵国柱 | Soft soil foundation pipe pile reinforcing device and construction method thereof |
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Application publication date: 20210615 |