CN117021333B - Construction plugging device and method for steel-concrete combined pipe structure - Google Patents
Construction plugging device and method for steel-concrete combined pipe structure Download PDFInfo
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- CN117021333B CN117021333B CN202311270127.0A CN202311270127A CN117021333B CN 117021333 B CN117021333 B CN 117021333B CN 202311270127 A CN202311270127 A CN 202311270127A CN 117021333 B CN117021333 B CN 117021333B
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- concrete
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- 239000004567 concrete Substances 0.000 title claims abstract description 65
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 137
- 239000010959 steel Substances 0.000 claims abstract description 137
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 230000000903 blocking effect Effects 0.000 claims abstract description 18
- 239000011374 ultra-high-performance concrete Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 17
- 230000002457 bidirectional effect Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 8
- 238000012937 correction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009415 formwork Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/58—Steel tubes
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a construction plugging device and a construction plugging method for a steel-concrete combined pipe structure, and relates to the field of structural engineering. According to the invention, the alternating blocking pieces are arranged, after the outer blocking plate is in contact with the top ends of the steel pipe and the outer side templates, the shifting shaft is rotated, and when the shifting shaft rotates, the worm wheel, the transmission shaft and the reversing gear are used for enabling the second transmission rack and the first transmission rack to move in opposite directions, so that the top ends of the steel pipe are blocked, ultra-high performance concrete is prevented from flowing into the steel pipe when poured between the steel pipe and the outer side templates, and the outer blocking plate can be used for blocking the steel pipe and the outer side templates, so that the effect of alternately blocking gaps between the top ends of the steel pipe and the outer side templates is achieved, and doping between the ultra-high performance concrete and common concrete is prevented when a steel-concrete combined pipe structure is poured.
Description
Technical Field
The invention relates to the field of structural engineering, in particular to a construction plugging device and a construction plugging method for a steel-concrete combined pipe structure.
Background
The steel pipe concrete is to pour the common concrete into the steel pipe and tamp to increase the strength and rigidity of the steel pipe, the common concrete is generally poured on the inner wall of the steel pipe, then the outer side of the steel pipe is sleeved with templates with different section forms, the ultra-high performance concrete is filled between the steel pipe and the templates, finally the templates are taken down, so that a novel steel and concrete combined pipe structure is manufactured, and the steel and concrete combined pipe structure has the advantages of high bearing capacity, good anti-seismic performance, convenient construction, durability, corrosion resistance and the like, and can be widely applied to structural engineering such as ultra-high-rise buildings, large-span bridges, industrial plants and the like.
In the construction process of the novel steel and concrete combined pipe structure, as the common concrete and the ultra-high performance concrete are required to be poured and maintained simultaneously, when the ultra-high performance concrete is filled between the steel pipe and the outer formwork, the common concrete in the steel pipe is easy to enter between the steel pipe and the formwork due to no shielding, and meanwhile, the ultra-high performance concrete is also easy to be poured into the steel pipe, so that doping is caused between the ultra-high performance concrete and the common concrete, and the pouring effect and the mechanical property of the steel-concrete combined pipe are greatly influenced.
Disclosure of Invention
The invention aims at: in order to solve the problem that the top of the steel pipe and the space between the steel pipe and the template are not convenient to be blocked alternately, the construction blocking device and the construction blocking method for the steel-concrete combined pipe structure are provided.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a steel-concrete combination tube construction plugging device, includes the support frame, the inboard of support frame is fixed with places the platform, the top outside sliding connection of support frame has the direction slider, place the top of platform and placed the steel pipe, place the top of platform and placed the outside template that is located the steel pipe outside, the outside of placing the platform is provided with the coaxial position corrector that is used for correcting steel pipe, outside template, one side of direction slider is provided with the shutoff piece that is located the top of placing the platform in turn, one side that the shutoff piece was kept away from to the direction slider is provided with and is used for adjusting, spacing lock the connector to the direction slider.
As still further aspects of the invention: the utility model provides a sealing device for sealing the bottom of the side position storehouse, including being fixed in the side position storehouse of direction slider one side, the inboard in side position storehouse is provided with the transmission shaft that extends to the side position storehouse outside, the one end of transmission shaft is fixed with the worm wheel that is located the side position storehouse outside, the one end that the direction slider is close to the worm wheel rotates through the bearing and is connected with the group position axle, the outside of group position axle is provided with the worm with worm wheel engaged, the outside of transmission shaft is provided with the switching-over gear that is located the side position storehouse inboard, two guide holes that run through to side position storehouse bottom are seted up at the top in side position storehouse, and two guide holes are along the vertical axis symmetry setting of switching-over gear, one side that the side position storehouse is kept away from the direction slider has the second transmission rack through guide hole sliding connection, one side that the side position storehouse is close to the direction slider has first transmission rack through guide hole sliding connection, first transmission rack, second transmission rack all meshes with the switching-over gear, the top of second transmission rack is fixed with the connecting plate that is located side position storehouse top, the bottom is equipped with the connecting plate that runs through hole, the bottom is located the bottom of side position storehouse, bottom fixed to the bottom sealing post, the bottom is located the bottom fixed to the bottom.
As still further aspects of the invention: the length and the width of the communicating hole are larger than those of the guide hole.
As still further aspects of the invention: the diameter of the inner plugging plate is equal to the diameter of the inner wall of the outer plugging plate and the diameter of the steel pipe, the diameter of the inner plugging plate is equal to the diameter of the top end of the steel pipe, the diameter of the outer wall of the outer plugging plate is larger than the diameter of the outer side template, and the centers of the inner plugging plate and the outer plugging plate are coaxial.
As still further aspects of the invention: the lock connector comprises a connecting bin fixed on one side of a guide sliding block far away from a side position bin, one end of the guide sliding block far away from a shifting shaft is rotatably connected with a bidirectional screw rod through a bearing, an L-shaped inserting rod is sleeved on the outer side of the bidirectional screw rod, one end of the L-shaped inserting rod extends to the inner side of the connecting bin, and one end of the L-shaped inserting rod is fixed with a antiskid plate positioned on the inner side of the connecting bin.
As still further aspects of the invention: the one side that the guide slider was kept away from to the connection storehouse has been seted up the through-hole that agrees with mutually with L type inserted bar one end, the one end that L type inserted bar is located the connection storehouse outside is provided with the screw hole that agrees with mutually with the two-way lead screw outside.
As still further aspects of the invention: the coaxial position corrector comprises four side guide frames fixed on the outer side of a placing table, the four side guide frames are distributed at equal intervals along the circle center of the placing table, one side of each side guide frame is inserted with a position correcting frame penetrating through the other side of the side guide frame, an inner groove is formed in the inner side of each position correcting frame, a reset spring connected with the side guide frame is arranged on the inner side of each inner groove, a rectangular guide rod is fixed at the bottom of the placing table, a movable plate is sleeved on the outer side of each rectangular guide rod, oblique connecting frames connected with the position correcting frames are arranged on the outer side of each movable plate, side pushing frames extending to the outer side of each supporting frame are arranged on the two sides of each movable plate, telescopic cylinders are arranged on the two sides of each supporting frame, and the output ends of the telescopic cylinders are connected with position pushing plates located below one ends of the side pushing frames away from the movable plates.
As still further aspects of the invention: the placing table is coaxial with the circle center of the inner plugging plate and the outer plugging plate.
As still further aspects of the invention: the two sides of the supporting frame are provided with sliding grooves matched with the side pushing frames, and the two ends of the inclined connecting frame are respectively connected with the correcting frame and the moving plate through rotating shafts.
The invention also discloses a construction plugging method for the steel-concrete combined pipe structure, which adopts the construction plugging device for the steel-concrete combined pipe structure and comprises the following steps:
s1: when the steel tube concrete column is manufactured, firstly, placing a steel tube on the top of a placing table, and then, correcting the steel tube by operating a coaxial corrector;
s2: then placing the outer template on the top of the placing table to enable the outer template to be positioned on the outer side of the steel pipe, and correcting the position of the outer template through a coaxial position corrector;
s3: operating the locking device, adjusting the height of the alternating blocking pieces according to the height of the steel pipe, shielding the top of the steel pipe through the alternating blocking pieces, and filling the ultra-high performance concrete into a gap between the steel pipe and the outer side template;
s4: then, the gap between the steel pipe and the outer side template is shielded by operating the alternate blocking piece, the top of the steel pipe is simultaneously free from shielding, and then ordinary concrete can be injected into the steel pipe, so that the concrete at the inner side of the steel pipe and the concrete at the outer side of the steel pipe are prevented from being doped;
s5: and finally, taking down the poured concrete filled steel tube column, and simultaneously removing the mold from the outer side template.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up the alternative shutoff piece, after the top of outer shutoff board and steel pipe, outside template contacts, rotate the shifting shaft, shift the axle and rotate and make second drive rack and first drive rack move in opposite directions through worm, worm wheel, transmission shaft, reversing gear, so can make the top of inner shutoff board and steel pipe contact, thus prevent to flow into in steel pipe when pouring the ultra-high performance concrete between steel pipe and the outside template, can make the outer shutoff board block up between steel pipe and the outside template in the same way, make the inner shutoff board lose to the shutoff of steel pipe top, in this way, can fill the inboard of steel pipe with ordinary concrete, thus achieve the effect of alternately blocking up the top of steel pipe, gap between steel pipe and the outside template, prevented to mix between ultra-high concrete and ordinary concrete when pouring the steel pipe concrete column;
2. through setting up the lock connector, place steel pipe, rotatable two-way lead screw after accomplishing outside template for antiskid ribbed tile and support frame separation, the guide slider just can lose spacingly this moment, afterwards alright adjust the height of guide slider, reverse twisting two-way lead screw after accomplishing the height adjustment to the guide slider, so alright make antiskid ribbed tile remove towards the support frame, thereby make antiskid ribbed tile and support frame contact, thereby increase the frictional force between support frame and the guide slider, thereby increase the stability of guide slider, prevent to lead the slider and influence the shutoff effect because of rocking at the in-process of pouring concrete, the stability of interior shutoff board, outer shutoff board to the concrete shutoff in-process has been improved;
3. through setting up coaxial position corrector, before placing the steel pipe, start flexible cylinder through external controller earlier, the accessible pushes away the locating plate when stretching of flexible cylinder promotes the side and pushes away the frame and move up, the locating plate makes through the oblique frame and moves towards keeping away from the centre of a circle of placing the platform this moment, afterwards alright place the steel pipe in the top of placing the platform, make flexible cylinder shrink through external controller later, the bottom of side pushing away the frame just can lose and shelter from this moment, so alright make the locating frame restore under reset spring's effect, make the one end of keeping away from the oblique frame contact with the outer wall of steel pipe, so alright will correct the position of oblique frame earlier, make place the platform coaxial with the centre of a circle of oblique frame, the same reason can place outside template in the outside of steel pipe, so make steel pipe coaxial with outside template, distance place equality between steel pipe outer wall and the outside template inner wall, the same place of the shutoff between the outer wall of inner shutoff plate and the steel pipe, simultaneously also improve the clearance between the outer shutoff plate and the top of steel pipe, and the outside template.
Drawings
FIG. 1 is a schematic view of a plugging device according to the present invention;
FIG. 2 is a schematic diagram of the connection between the placement table and the movable plate according to the present invention;
FIG. 3 is a schematic view of the connection of the support frame and the outer plugging plate according to the present invention;
FIG. 4 is a schematic illustration of the connection of an inner and outer closure plate of the present invention;
FIG. 5 is a schematic diagram of the internal structure of the side bin of the invention;
FIG. 6 is a schematic diagram of the connection of the guide slide and the support frame of the present invention;
FIG. 7 is a schematic illustration of the connection of the L-shaped plunger and the connecting bin of the present invention;
fig. 8 is a schematic diagram of the connection of the inner plugging plate and the steel pipe according to the present invention.
In the figure: 1. a support frame; 2. a placement table; 3. a steel pipe; 4. an outer template; 501. a correction frame; 502. an outer plugging plate; 503. a connecting bin; 504. a two-way screw rod; 505. a guide slide block; 506. an inner plugging plate; 507. a connecting plate; 508. extending the column; 509. a shifting shaft; 510. a side pushing frame; 511. a pushing plate; 512. a telescopic cylinder; 513. a diagonal connecting frame; 514. a movable plate; 515. a side position bin; 516. a first drive rack; 517. a transmission shaft; 518. a worm; 519. a worm wheel; 520. a second drive rack; 521. an L-shaped inserted link; 522. communicating the communicating hole; 523. a guide hole; 524. a limiting plate; 525. a cleat; 526. an inner tank; 527. a return spring; 528. a reversing gear; 529. a rectangular guide bar; 530. and a side guide frame.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
Referring to fig. 1 to 8, in the embodiment of the invention, a construction plugging device for a steel-concrete combined pipe structure comprises a support frame 1, wherein a placing table 2 is fixed on the inner side of the support frame 1, a guide sliding block 505 is slidably connected on the outer side of the top of the support frame 1, a steel pipe 3 is placed on the top of the placing table 2, an outer side template 4 positioned on the outer side of the steel pipe 3 is placed on the top of the placing table 2, a coaxial position corrector for correcting the steel pipe 3 and the outer side template 4 is arranged on the outer side of the placing table 2, alternate plugging pieces positioned above the placing table 2 are arranged on one side of the guide sliding block 505, and a locking connector for adjusting and limiting the guide sliding block 505 is arranged on one side of the guide sliding block 505 away from the alternate plugging pieces.
In this embodiment: when the steel pipe concrete column is manufactured, firstly, the steel pipe 3 is placed at the top of the placing table 2, then the steel pipe 3 is rectified through the coaxial position corrector, then the outer side template 4 is placed at the top of the placing table 2, the outer side template 4 is located at the outer side of the steel pipe 3, then the position of the outer side template 4 is rectified through the coaxial position corrector, the locking device is operated, the height of the alternate blocking piece is adjusted according to the height of the steel pipe 3, the top of the steel pipe 3 is blocked through the alternate blocking piece, then ultra-high performance concrete is filled into a gap between the steel pipe 3 and the outer side template 4, then the gap between the steel pipe 3 and the outer side template 4 is blocked through the alternate blocking piece, meanwhile, the top of the steel pipe 3 is blocked, then common concrete can be injected into the steel pipe 3, so that the concrete inside the steel pipe 3 and the concrete outside the steel pipe 3 are prevented from being doped, finally the poured steel pipe concrete column is taken down, and meanwhile, the outer side template 4 is subjected to die stripping treatment.
Referring to fig. 1, 3, 4 and 5 again, the alternate plugging member comprises a side position bin 515 fixed on one side of a guide slide block 505, a transmission shaft 517 extending to the outer side of the side position bin 515 is arranged on the inner side of the side position bin 515, a worm gear 519 positioned on the outer side of the side position bin 515 is fixed at one end of the transmission shaft 517, one end of the guide slide block 505, which is close to the worm gear 519, is rotatably connected with a shifting shaft 509 through a bearing, a worm 518 meshed with the worm gear 519 is arranged on the outer side of the shifting shaft 509, a reversing gear 528 positioned on the inner side of the side position bin 515 is arranged on the outer side of the transmission shaft 517, two guide holes 523 penetrating to the bottom of the side position bin 515 are formed in the top of the side position bin 515, two guide holes 523 are symmetrically arranged along the vertical central axis of the reversing gear 528, one side, which is far away from the guide slide block 505, of the side position bin 515 is slidably connected with a second transmission rack 520 through the guide holes 523, one side, which is close to the guide slide 505, is connected with a first transmission rack 516, the second transmission rack 520 is meshed with the reversing gear 528, the top of the second transmission rack 520 is fixedly arranged on the top of the side of the second transmission shaft 520, a limit plate 516 is meshed with the reversing gear 528, the top plate 524 is fixedly arranged on the top of the second transmission rack 508 is located on the side of the guide slide block 515, the second transmission plate 506, the second transmission plate is located on the side 507, and the side of the second transmission plate 507 is fixedly connected to the top plate 507.
In this embodiment: after the correction of the steel pipe 3 and the outer side template 4 is completed, the outer sealing plate 502 moves downwards along with the movement of the guide sliding block 505 through the operation of the locking device, so that the outer sealing plate 502 contacts with the top ends of the steel pipe 3 and the outer side template 4, then the shifting shaft 509 is rotated, the transmission shaft 517 is driven to rotate through the worm 518 and the worm wheel 519 when the shifting shaft 509 rotates, the reversing gear 528 is rotated, the second transmission rack 520 can be driven to move upwards when the reversing gear 528 rotates, meanwhile, the first transmission rack 516 drives the connecting plate 507 to move downwards through the meshing of the reversing gear 528 and the first transmission rack 516, the inner sealing plate 506 can move downwards, the outer sealing plate 502 moves upwards, so that the inner sealing plate 506 contacts with the top end of the steel pipe 3, the top end of the steel pipe 3 is sealed, ultra-high performance concrete is prevented from flowing into the steel pipe 3 when the ultra-high performance concrete is poured between the steel pipe 3 and the outer side template 4, the outer sealing plate 502 can be used for sealing the steel pipe 3 and the outer side template 4, the inner sealing plate 528 can be driven to move the inner sealing plate 520, the top end of the steel pipe 3 can be used for sealing the steel pipe 3 and the common concrete column, the gap can be prevented from being alternately filled with the ultra-high concrete, and the common concrete can be filled between the top end of the steel pipe 3 and the common steel pipe 4, and the common steel pipe sealing template can be prevented from alternately, and the gap sealing the gap is filled, and the gap between the top and the common concrete and the top is prevented.
Referring to fig. 5, the length and width of the through hole 522 are larger than those of the guide hole 523.
In this embodiment: by providing this structure, when the inner and outer plugging plates 506 and 502 are prevented from moving in opposite directions, the connecting plate 507 blocks the guide hole 523, thereby providing a certain movable space for the outer plugging plate 502.
Referring to fig. 4 and 5, the diameter of the inner plugging plate 506 is equal to the diameter of the inner wall of the outer plugging plate 502 and the diameter of the steel pipe 3, the diameter of the inner plugging plate 506 is equal to the diameter of the top end of the steel pipe 3, the diameter of the outer wall of the outer plugging plate 502 is larger than the diameter of the outer template 4, and the centers of the inner plugging plate 506 and the outer plugging plate 502 are coaxial.
In this embodiment: through setting up this structure and can make interior shutoff board 506 and the top of steel pipe 3 carry out the shutoff to steel pipe 3 when contacting, make simultaneously outer shutoff board 502 and outside template 4 top contact time shelter from the space between steel pipe 3 and the outside template 4 to this improves the shutoff effect of interior shutoff board 506 and outer shutoff board 502 to the inboard of steel pipe 3, steel pipe 3 outside concrete.
Referring to fig. 1, 3, 6 and 7, the lock connector includes a connecting bin 503 fixed on a side of the guiding slider 505 away from the side bin 515, a bidirectional screw rod 504 is rotatably connected to an end of the guiding slider 505 away from the shifting shaft 509 through a bearing, an L-shaped inserting rod 521 is sleeved on an outer side of the bidirectional screw rod 504, one end of the L-shaped inserting rod 521 extends to an inner side of the connecting bin 503, and an anti-skid plate 525 located on an inner side of the connecting bin 503 is fixed on one end of the L-shaped inserting rod 521.
In this embodiment: the steel pipe 3 and the outside template 4 are placed and then the bidirectional screw rod 504 is rotated, so that the anti-slip plate 525 is separated from the support frame 1, the guide sliding block 505 can lose limit at the moment, then the height of the guide sliding block 505 can be adjusted, the bidirectional screw rod 504 is reversely screwed after the height adjustment of the guide sliding block 505 is completed, so that the anti-slip plate 525 moves towards the support frame 1, the anti-slip plate 525 is contacted with the support frame 1, the friction force between the support frame 1 and the guide sliding block 505 is increased, the stability of the guide sliding block 505 is increased, the influence on the plugging effect caused by shaking of the guide sliding block 505 in the concrete pouring process is prevented, and the stability of the inner plugging plate 506 and the outer plugging plate 502 in the concrete plugging process is improved.
Referring to fig. 7, a through hole is formed on a side of the connecting bin 503 away from the guide slider 505, which is engaged with one end of the L-shaped inserting rod 521, and a threaded hole is formed on an end of the L-shaped inserting rod 521 located outside the connecting bin 503, which is engaged with the outer side of the bidirectional screw rod 504.
In this embodiment: by providing this structure, the L-shaped insertion rod 521 moves relative to the connection chamber 503 with the rotation of the bidirectional screw rod 504, thereby increasing the stability of the movement of the L-shaped insertion rod 521.
Referring to fig. 1 and 2, the coaxial position corrector includes four side guide frames 530 fixed on the outer side of the placement table 2, the four side guide frames 530 are equidistantly distributed along the center of the placement table 2, one side of each side guide frame 530 is inserted with a position correcting frame 501 penetrating through the other side of each side guide frame 530, an inner groove 526 is formed in the inner side of each position correcting frame 501, a return spring 527 connected with each side guide frame 530 is arranged in the inner side of each inner groove 526, a rectangular guide rod 529 is fixed at the bottom of the placement table 2, a movable plate 514 is sleeved on the outer side of each rectangular guide rod 529, an oblique connecting frame 513 connected with the position correcting frame 501 is arranged on the outer side of each movable plate 514, side pushing frames 510 extending to the outer side of the support frame 1 are arranged on the two sides of the support frame 1, a telescopic cylinder 512 is connected with a position pushing plate 511, and the position pushing plate 511 is located below one end of each side pushing frame 510 away from the movable plate 514.
In this embodiment: before placing the steel pipe 3, the telescopic cylinder 512 is started through the external controller, the side pushing frame 510 is pushed to move upwards through the pushing plate 511 when the telescopic cylinder 512 stretches, the movable plate 514 enables the straightening frame 501 to move towards the circle center far away from the placing table 2 through the oblique connecting frame 513, then the steel pipe 3 can be placed on the top of the placing table 2, then the telescopic cylinder 512 is contracted through the external controller, at the moment, the bottom of the side pushing frame 510 can lose shielding, the straightening frame 501 can be restored under the action of the restoring spring 527, one end of the straightening frame 501 far away from the oblique connecting frame 513 is in contact with the outer wall of the steel pipe 3, the position of the oblique connecting frame 513 can be straightened, the placing table 2 and the circle center of the oblique connecting frame 513 are coaxial, the outer side template 4 can be placed on the outer side of the steel pipe 3 in a similar way, the steel pipe 3 and the outer side template 4 are coaxial, the distance between the inner wall of the outer template 4 and the circle center of the steel pipe 3 is ensured to be equal, and the accuracy of the gap between the inner plate 506 and the outer plate 502 and the top of the steel pipe 3 and the plugging gap between the outer template 3 and the outer template 4 is improved.
Referring to fig. 1, 2, 4 and 8, the placement table 2 is coaxial with the centers of the inner and outer plugging plates 506 and 502.
In this embodiment: through setting up this structure and making interior shutoff board 506, outer shutoff board 502, steel pipe 3 after the correction, outside template 4 centre of a circle after the correction coaxial to the accuracy of interior shutoff board 506 and outer shutoff board 502 to the clearance shutoff between the top of steel pipe 3, steel pipe 3 and outside template 4 has been improved.
Referring to fig. 1 and 2, two sides of the supporting frame 1 are provided with sliding grooves matching with the side pushing frame 510, and two ends of the oblique connecting frame 513 are respectively connected with the position correcting frame 501 and the moving plate 514 through rotating shafts.
In this embodiment: by providing this structure, a certain movable space is provided for the movable plate 514, and the positioning frame 501 moves synchronously with the movable plate 514.
The following provides a construction plugging method for a steel-concrete combined pipe structure by combining the construction plugging device for the steel-concrete combined pipe structure, which specifically comprises the following steps:
s1: when the concrete filled steel tube column is manufactured, the telescopic air cylinder 512 is started through the external controller, the side pushing frame 510 can be pushed to move upwards through the pushing plate 511 when the telescopic air cylinder 512 stretches, and at the moment, the movable plate 514 enables the position correcting frame 501 to move towards the circle center far away from the placing table 2 through the oblique connecting frame 513;
s2: placing the steel pipe 3 on the top of the placing table 2, then shrinking the telescopic cylinder 512 through the external controller, at the moment, the bottom of the side pushing frame 510 loses shielding, so that the position correcting frame 501 is restored under the action of the restoring spring 527, one end of the position correcting frame 501 far away from the inclined connecting frame 513 is contacted with the outer wall of the steel pipe 3, so that the position of the inclined connecting frame 513 is corrected firstly, the placing table 2 and the center of the inclined connecting frame 513 are coaxial, and similarly, the outer side template 4 can be placed on the outer side of the steel pipe 3;
s3: the bidirectional screw rod 504 is rotated to separate the antiskid plate 525 from the supporting frame 1, at the moment, the limit of the guide slide block 505 is lost, then the height of the guide slide block 505 can be adjusted to enable the outer plugging plate 502 to be in contact with the top ends of the steel pipe 3 and the outer side template 4, and after the height adjustment of the guide slide block 505 is completed, the bidirectional screw rod 504 is reversely screwed, so that the antiskid plate 525 can move towards the supporting frame 1, and the antiskid plate 525 is in contact with the supporting frame 1;
s4: then, the shifting shaft 509 is rotated, the transmission shaft 517 is driven to rotate through the worm 518 and the worm wheel 519 when the shifting shaft 509 rotates, so that the reversing gear 528 rotates, the second transmission rack 520 can be driven to move upwards when the reversing gear 528 rotates, meanwhile, the first transmission rack 516 drives the connecting plate 507 to move downwards through the meshing of the reversing gear 528 and the first transmission rack 516, so that the inner plugging plate 506 moves downwards and the outer plugging plate 502 moves upwards, so that the inner plugging plate 506 contacts with the top of the steel pipe 3, the top of the steel pipe 3 is plugged, ultra-high performance concrete is prevented from flowing into the steel pipe 3 when the ultra-high performance concrete is poured between the steel pipe 3 and the outer side template 4, the outer plugging plate 502 can be prevented from plugging the top of the steel pipe 3 and the outer side template 4, so that the inner plugging plate 506 can be used for filling common concrete into the inner side of the steel pipe 3, the effect of alternately plugging gaps between the top of the steel pipe 3, the steel pipe 3 and the outer template 4 is achieved, and the ultra-high performance concrete is prevented from alternately occurring between the ultra-high performance concrete and the pouring of the concrete column when pouring is performed;
s5: and finally, taking down the poured concrete filled steel tube column, and simultaneously removing the outer template 4.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a steel-concrete composite pipe structure construction plugging device, includes support frame (1), its characterized in that, the inboard of support frame (1) is fixed with places platform (2), the top outside sliding connection of support frame (1) has guide slide block (505), steel pipe (3) have been placed at the top of placing platform (2), place outside template (4) that are located steel pipe (3) outside have been placed at the top of platform (2), the outside of placing platform (2) is provided with the coaxial position corrector that is used for correcting steel pipe (3), outside template (4), one side of guide slide block (505) is provided with the shutoff piece that is located the top of placing platform (2) in turn, one side that guide slide block (505) kept away from shutoff piece in turn is provided with and is used for adjusting, spacing lock the connector to guide slide block (505); the alternating plugging piece comprises a side position bin (515) fixed on one side of a guide sliding block (505), a transmission shaft (517) extending to the outer side of the side position bin (515) is arranged on the inner side of the side position bin (515), a worm wheel (519) positioned on the outer side of the side position bin (515) is fixed at one end of the transmission shaft (517), one end, close to the worm wheel (519), of the guide sliding block (505) is rotationally connected with a shifting shaft (509) through a bearing, a worm (518) meshed with the worm wheel (519) is arranged on the outer side of the shifting shaft (509), a reversing gear (528) positioned on the inner side of the side position bin (515) is arranged on the outer side of the transmission shaft (517), two guide holes (523) penetrating to the bottom of the side position bin (515) are formed in the top of the side position bin (515), the two guide holes (523) are symmetrically arranged along the vertical central axis of the reversing gear (528), one side, far away from the guide sliding block (505), of the side position bin (515) is slidingly connected with a second transmission rack (520) through a bearing (523), the side of the side position bin (505) is meshed with the worm (518) with the worm (528), the first guide rack (516) through the first guide hole (516), the top of second transmission rack (520) is fixed with limiting plate (524), the top of first transmission rack (516) is fixed with connecting plate (507) that are located side position storehouse (515) top, link hole (522) that run through to connecting plate (507) bottom are seted up at the top of connecting plate (507), link hole (522) are located the top of second transmission rack (520), the bottom of connecting plate (507) is fixed with extension post (508), the bottom mounting of extension post (508) has interior shutoff board (506), the bottom of second transmission rack (520) is fixed with outer shutoff board (502) that are located interior shutoff board (506) below.
2. The steel-concrete composite pipe structure construction plugging device according to claim 1, wherein the length and the width of the communicating hole (522) are larger than the length and the width of the guide hole (523).
3. The steel-concrete combined pipe structure construction plugging device according to claim 2, wherein the diameter of the inner plugging plate (506) is equal to the diameter of the inner wall of the outer plugging plate (502) and the diameter of the steel pipe (3), the diameter of the outer wall of the outer plugging plate (502) is larger than the diameter of the outer side template (4), and the center of the inner plugging plate (506) and the center of the outer plugging plate (502) are coaxial.
4. The steel-concrete combined pipe structure construction plugging device according to claim 1, wherein the locking connector comprises a connecting bin (503) fixed on one side, far away from the side bin (515), of the guiding slider (505), one end, far away from the shifting shaft (509), of the guiding slider (505) is rotatably connected with a bidirectional screw rod (504) through a bearing, an L-shaped inserting rod (521) is sleeved on the outer side of the bidirectional screw rod (504), one end of the L-shaped inserting rod (521) extends to the inner side of the connecting bin (503), and a antiskid plate (525) located on the inner side of the connecting bin (503) is fixed on one end of the L-shaped inserting rod (521).
5. The steel-concrete combined pipe structure construction plugging device according to claim 4, wherein a through hole which is matched with one end of an L-shaped inserted rod (521) is formed in one side of the connecting bin (503) away from the guide sliding block (505), and a threaded hole which is matched with the outer side of the bidirectional screw rod (504) is formed in one end of the L-shaped inserted rod (521) which is positioned on the outer side of the connecting bin (503).
6. The steel-concrete combined pipe structure construction plugging device according to claim 5, wherein the coaxial position corrector comprises four side guide frames (530) fixed on the outer side of the placing table (2), the four side guide frames (530) are distributed along the circle center of the placing table (2) at equal distances, one side of each side guide frame (530) is inserted with a position corrector frame (501) penetrating to the other side of each side guide frame (530), the inner side of each position corrector frame (501) is provided with an inner groove (526), the inner side of each inner groove (526) is provided with a reset spring (527) connected with each side guide frame (530), the bottom of the placing table (2) is fixed with a rectangular guide rod (529), the outer side of each rectangular guide rod (529) is sleeved with a movable plate (514), two sides of each movable plate (514) are provided with side push frames (510) extending to the outer sides of each side guide frame (530), two sides of each support frame (1) are provided with a push plate (512), and one end (511) of each push plate (511) is far away from the corresponding push plate (511).
7. The construction plugging device for the steel-concrete composite pipe structure according to claim 6, wherein the placing table (2) is coaxial with the centers of the inner plugging plate (506) and the outer plugging plate (502).
8. The steel-concrete combined pipe structure construction plugging device according to claim 7, wherein sliding grooves matched with the side pushing frames (510) are formed in two sides of the supporting frame (1), and two ends of the inclined connecting frame (513) are respectively connected with the position correcting frame (501) and the movable plate (514) through rotating shafts.
9. A method for sealing a steel-concrete composite pipe structure, characterized in that the steel-concrete composite pipe structure sealing device according to any one of claims 1 to 8 is adopted, comprising the following steps:
s1: when the steel tube concrete column is manufactured, firstly, a steel tube (3) is placed on the top of a placing table (2), and then, the steel tube (3) is corrected by operating a coaxial corrector;
s2: then, the outer side template (4) is placed on the top of the placing table (2) so that the outer side template (4) is positioned on the outer side of the steel pipe (3), and then the position of the outer side template (4) is corrected through the coaxial position corrector;
s3: operating the locking device, adjusting the height of the alternative blocking pieces according to the height of the steel pipe (3), blocking the top of the steel pipe (3) through the alternative blocking pieces, and filling ultra-high performance concrete into a gap between the steel pipe (3) and the outer side template (4);
s4: then, the gap between the steel pipe (3) and the outer side template (4) is shielded by operating the alternate blocking piece, the top of the steel pipe (3) is not shielded, and then ordinary concrete can be injected into the steel pipe (3), so that the concrete inside the steel pipe (3) and the concrete outside the steel pipe (3) are prevented from being doped;
s5: and finally, taking down the poured concrete filled steel tube column, and simultaneously removing the mold of the outer side template (4).
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