CN115217328B - Supporting system capable of being recycled at periphery of post-cast strip and construction method of supporting system - Google Patents
Supporting system capable of being recycled at periphery of post-cast strip and construction method of supporting system Download PDFInfo
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- CN115217328B CN115217328B CN202210883739.6A CN202210883739A CN115217328B CN 115217328 B CN115217328 B CN 115217328B CN 202210883739 A CN202210883739 A CN 202210883739A CN 115217328 B CN115217328 B CN 115217328B
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 230000008093 supporting effect Effects 0.000 title claims description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 197
- 239000010959 steel Substances 0.000 claims abstract description 197
- 239000004567 concrete Substances 0.000 claims abstract description 52
- 230000007306 turnover Effects 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Civil Engineering (AREA)
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Abstract
The invention discloses a support system with turnover use at the periphery of a post-cast strip and a construction method thereof, wherein the support system comprises a plate buckle scaffold and independent supports which are arranged on a concrete ground and on two sides of the post-cast strip, the plate buckle scaffold comprises a plate buckle base, plate buckle vertical rods and plate buckle jacking brackets which are fixed on the concrete ground, a plate buckle cross rod connected between the plate buckle vertical rods, and double steel pipes, battens and templates which are sequentially upwards arranged above the plate buckle jacking brackets; the independent support comprises a steel bottom plate, an adjustable upright post and a steel top plate which are fixed on the concrete floor, wherein the steel bottom plate is provided with a stud, the bottom end of the adjustable upright post is fixed with a connecting plate, the connecting plate is fixedly connected with the stud, the adjustable upright post comprises an upper steel pipe and a lower steel pipe, the lower steel pipe is fixedly connected with the upper steel pipe through at least three groups of bolts, the scaffold can be removed in advance after the demolding condition is achieved, the independent support on two sides of the post-pouring belt is reserved, the scaffold, the template, the battens and other materials are not accumulated, and the turnover use can be carried out.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a support system with turnover periphery of a post-pouring strip and a construction method thereof.
Background
In order to solve the problems of differential settlement between cast-in-situ reinforced concrete floors such as basement roof and floors of large buildings, shrinkage deformation of concrete, temperature stress of concrete members and the like, the traditional construction joints are replaced by post-cast tapes in recent years, when concrete is poured on large-area floors, the post-cast tapes are changed according to the original construction joint spacing requirement, the width of the post-cast tapes is generally 800-1000 mm, the post-cast technology of the post-cast tapes is quite mature, but in the prior art, the following defects still exist when a concrete floor scaffold is removed: the construction method has the advantages that the concrete pouring duration from the scaffold full of the concrete floor to the post-pouring belt is long, seven to eight months are generally needed, the traditional post-pouring belt supporting system is similar to a steel pipe wall, the floor construction space is occupied, a large amount of building materials such as steel pipes, fasteners, square timber and bottom templates are overstocked, the problem is particularly remarkable in the environment with the shortage of materials in the market and high lease cost at present, and the construction cost is high in consumption of time and labor in the later stage of demolition.
Recently, the technical personnel also propose to replace the support frame system by adopting the concrete upright post, but the problem of extruding turnover materials is solved, but the dismantling construction of the concrete upright post is difficult, the efficiency is low, and particularly, the dismantled concrete upright post can not be reused, so that the construction cost is not reduced in comparison.
Disclosure of Invention
The invention aims to provide a support system with a turnover periphery of a post-cast strip and a construction method thereof, which are used for solving the technical problems in the background art to a certain extent.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the support system comprises a tray buckling scaffold and independent supports, wherein the tray buckling scaffold and the independent supports are arranged on a concrete ground and on two sides of the post-cast strip; the independent support comprises a steel bottom plate fixed on the concrete floor, an adjustable upright post fixed on the steel bottom plate, and a steel top plate fixed on the top of the adjustable upright post, wherein a bolt is arranged on the steel bottom plate, a connecting plate is fixed at the bottom end of the adjustable upright post, the connecting plate is fixedly connected with the bolt, the adjustable upright post comprises an upper steel pipe and a lower steel pipe partially sleeved on the upper steel pipe, a plurality of first connecting holes are uniformly spaced on two sides of the lower part of the upper steel pipe, a plurality of second connecting holes are uniformly spaced on two sides of the upper part of the lower steel pipe, and the lower steel pipe and the upper steel pipe are fixedly connected through at least three groups of bolts.
Further, a plurality of limiting holes which are respectively arranged on the same horizontal plane with the first connecting holes are formed in the upper steel pipe, a control board is arranged in the upper steel pipe, a plurality of limiting columns which are matched with the limiting holes in specification are uniformly arranged on one side plate surface of the control board at intervals, a plurality of compression springs are arranged on the other side plate surface of the control board, one ends of the compression springs, far away from the control board, are fixed on the inner wall of the upper steel pipe, the limiting columns are partially extended out of the limiting holes, and different Arabic numerals are sequentially arranged at the end parts, extending out of the limiting holes, of each limiting column from bottom to top.
Furthermore, the number of the first connecting holes and the second connecting holes is ten, the distance between every two adjacent first connecting holes and the distance between every two adjacent second connecting holes are 100mm, and the specifications of the first connecting holes and the second connecting holes are phi 10.
Furthermore, the steel bottom plate and the steel top plate are identical in specification, the thickness is 4mm, the cross section size is 300mm, the number of the bolts is four, the four bolts are respectively positioned at four points 50mm away from the adjacent edge of the steel bottom plate, the specifications of the bolts are phi 8mm, the lengths of the bolts are 200mm, and the screw lengths of the bolts are 150mm.
Still further, connecting plate thickness is 4mm, and the cross-sectional dimension is 300mm, four penetrating bolt holes have been seted up on the connecting plate, the bolt hole is located four point positions that are 50mm apart from the connecting plate adjacent side, the connecting plate passes through hexagonal nut connection with four pegs and fixes, every the peg is equipped with a hexagonal nut in the upper portion of connecting plate, every the peg is equipped with two hexagonal nuts in the lower part of connecting plate, and hexagonal nut thickness is 10mm.
Further, the length of the upper steel pipe is 2000mm, the outer diameter is 100mm, the wall thickness is 4mm, the length of the lower steel pipe is 2000mm, the outer diameter is 120mm, and the wall thickness is 4mm.
Still further, the base top is detained to the dish is equipped with first internal thread hole, the dish detains the pole setting lower extreme and is equipped with the screw thread with first internal thread hole adaptation, the dish detains base and the pole setting threaded connection is detained to the dish.
Still further, the dish is detained the jacking and is included adjusting screw and fix the U type layer board at adjusting screw tip, the dish is detained the pole setting top and is equipped with the second internal thread hole with adjusting screw adaptation, adjusting screw and dish knot pole setting threaded connection.
Furthermore, the setting direction of U type layer board is the same, the U type layer board of two steel pipes intercommunication post-cast strip both sides is spacing in the recess inside of U type layer board, the even interval setting of two steel pipes of square horizontal vertical is in two steel pipes top, the template sets up in square top.
A construction method of a support system with a turnover periphery of a post-cast strip comprises the following steps:
step 1: fixing disc buckle bases at preset positions on two sides of a post-cast strip and a concrete ground, installing disc buckle vertical rods on the disc buckle bases, installing disc buckle jacking at the top ends of the disc buckle vertical rods, then sequentially upwards installing double steel pipes, battens and templates above the disc buckle jacking, adjusting the height of the disc buckle jacking, enabling the top surface of the template to reach the preset position of the bottom of a concrete top plate in design, ensuring the supporting effect, and completing the erection of a disc buckle scaffold;
step 2: fixing a steel bottom plate at preset positions on two sides of a post-cast strip and a concrete floor, fixing the bottom end of a lower steel pipe on bolts of the steel bottom plate through a connecting plate, inserting the lower part of an upper steel pipe on the upper part of the lower steel pipe, enabling a limit column to be clamped at an upper port of the lower steel pipe, gradually retracting the upper steel pipe into the lower steel pipe through pressing the limit column, controlling the sleeved length between the upper steel pipe and the lower steel pipe according to the layer height, and fixing the lower steel pipe and the upper steel pipe through at least three groups of bolts;
step 3: the fixing positions of the connecting plates and the pegs are adjusted, so that the top surface of the steel top plate at the upper end of the upper steel pipe and the top surface of the template are on the same horizontal plane, and the height of the steel top plate reaches the preset position of the bottom of the concrete top plate in the design, thereby ensuring the support effect;
step 4: and pouring concrete top plates at two sides of the post-pouring belt, removing the plate buckle scaffold below the concrete top plates after the concrete top plates reach the demolding condition, and reserving independent supports at two sides of the post-pouring belt, wherein the independent supports continuously support the concrete top plates at two sides of the post-pouring belt.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
compared with the prior art, the support body of the support structure has simple and convenient erection and convenient disassembly, the scaffold which is covered by the disc buckle can be disassembled in advance after the demolding condition is reached, the independent support on the two sides of the post-cast strip is reserved, the ground construction space is saved, the materials such as the disc buckle frame, the template, the batten and the like are not accumulated, the turnover use can be realized, the length of the adjustable upright post can be changed by adjusting the sleeving length between the lower steel pipe and the upper steel pipe through arranging the adjustable upright post, thereby being suitable for supporting the concrete top plates on the two sides of the post-cast strip with different specification layer heights, the sleeving length of the lower steel pipe by the lower steel pipe can be controlled through pressing the limiting post when the sleeving length between the lower steel pipe and the upper steel pipe is adjusted through arranging the control plate and the limiting post and the compression spring which are matched, the initial state of the limiting column is that a part stretches out of the limiting hole and is clamped at the upper port of the lower steel pipe, the upper steel pipe gradually retracts into the lower steel pipe by pressing the limiting column one by one, the condition that the adjusting length is out of control and constructors scratch caused by the fact that the upper steel pipe quickly falls into the lower steel pipe due to self gravity when the sleeving length of the upper steel pipe and the lower steel pipe is adjusted is avoided, the length of the upper steel pipe retracting into the lower steel pipe is controlled more simply and conveniently by reading the number of the end part of the limiting column stretching out of the limiting hole, the number of the bolt connection groups between the upper steel pipe and the lower steel pipe is mastered better in real time, the stability and construction safety of connection between the upper steel pipe and the lower steel pipe are guaranteed, the device has the characteristics of safety, applicability and the like, good popularization and practical value are achieved, and good economic benefits can be produced after wide popularization and application.
Drawings
FIG. 1 is a schematic elevational view of the overall structure of the present invention;
FIG. 2 is a schematic elevation view of the independent support structure of the invention after the scaffold is removed;
fig. 3 is a schematic view of the internal partial structure of the upper steel pipe in the present invention.
Reference numerals: 1. a concrete floor; 2. a concrete top plate; 3. post-cast strip; 4. scaffold is buckled to dish; 401. a base of the disc buckle; 402. a disk buckle upright post; 403. a cross bar is buckled; 404. a tray buckle jacking; 405. double steel pipes; 406. wood square; 407. a template; 5. an independent support; 501. a steel base plate; 502. an adjustable column; 5021. a steel pipe is arranged; 5022. a lower steel pipe; 503. a steel top plate; 6. a peg; 7. a connecting plate; 8. a bolt; 9. a control board; 10. a limit column; 11. compressing the spring.
Detailed Description
The present invention will be further described below in order to make the technical means, innovative features, achieved objects and effects achieved by the present invention easy to understand.
The examples described herein are specific embodiments of the present invention, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the invention to the embodiments and scope of the invention. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification of the present application, including those adopting any obvious substitutions and modifications to the embodiments described herein.
The invention discloses a support system with turnover periphery of post-pouring belt, as shown in figure 1, comprising a plate buckling scaffold 4 and an independent support 5 which are arranged on a concrete ground 1 and at two sides of the post-pouring belt 3, wherein the plate buckling scaffold 4 and the independent support 5 are used for supporting a concrete top plate 2, the plate buckling scaffold 4 and the independent support 5 are coated with red and white antirust paint, the plate buckling scaffold 4 comprises a plate buckling base 401 fixed on the concrete ground 1, plate buckling upright posts 402 fixed on the plate buckling base 401, plate buckling cross bars 403 horizontally connected between the plate buckling upright posts 402, plate buckling jacking 404 arranged at the top ends of the plate buckling upright posts 402, double steel pipes 405, square timber 406 and templates 407 which are sequentially arranged above the plate buckling jacking 404, the plate buckling base 401 and the plate buckling upright posts 402 are distributed in a matrix arrangement, the plate buckling scaffold 4 is 900mm in 900mm pitch, the nearest disc buckling bases 401 and disc buckling jacking 404 on two sides of the post-cast strip 3 are 350mm away from the post-cast strip, a first internal thread hole is formed in the top end of the disc buckling bases 401, threads matched with the first internal thread hole are formed in the lower ends of the disc buckling vertical rods 402, the disc buckling bases 401 are in threaded connection with the disc buckling vertical rods 402, the supporting height of the disc buckling vertical rods 402 can be finely adjusted through the disc buckling bases 401, the disc buckling jacking 404 comprises an adjusting screw and a U-shaped supporting plate fixed at the end of the adjusting screw, the top end of the disc buckling vertical rods 402 is provided with a second internal thread hole matched with the adjusting screw, the adjusting screw is in threaded connection with the disc buckling vertical rods 402, the arrangement direction of the U-shaped supporting plate is the same, the supporting height of the disc buckling jacking 404 can be adjusted through the disc buckling jacking 404, the U-shaped supporting plates on two sides of the post-cast strip 3 are communicated through double steel pipes 405 and are limited in the grooves of the U-shaped supporting plates, the double steel pipes 405 are evenly distributed above the double steel pipes 405 at intervals, the template 407 is arranged above the lumber 406.
The distance between the independent supports 5 arranged on two sides of the post-cast strip 3 and the post-cast strip 3 is 300mm, as shown in fig. 2, the independent supports 5 comprise a steel bottom plate 501 fixed on the concrete ground 1, an adjustable upright post 502 fixed on the steel bottom plate 501, and a steel top plate 503 fixed on the top of the adjustable upright post 502, the thickness of the steel bottom plate 501 is 4mm, the cross section size is 300 x 300mm, four bolts 6 are welded and fixed on the steel bottom plate 501, the bolts 6 are positioned at four points 50mm away from the adjacent side of the steel bottom plate 501, the specifications of the bolts 6 are phi 8mm, the length of the bolts 6 is 200mm, the thread length of the bolts 6 is 150mm, a connecting plate 7 is welded and fixed at the bottom end of the adjustable upright post 502, the thickness of the connecting plate 7 is 4mm, the cross section size is 300 x 300mm, four phi 10 through bolt holes are formed in the connecting plate 7, the bolt holes are positioned at four points 50mm away from the adjacent side of the connecting plate 7, the four bolts 6 are connected and fixed through hexagon nuts, a hexagon nut is arranged on the upper part of the connecting plate 7, each hexagon nut is arranged on each bolt 6, the hexagon nut is arranged at the upper part of the connecting plate 7, the hexagon nut is connected with the two support nuts 6 by the hexagon nuts, and the height of each hexagon nut is adjustable support nut is 10mm, and the height of the bolt 6 can be adjusted by the height of the connecting plate 6 is adjustable through the nuts; the adjustable column 502 comprises an upper steel pipe 5021 and a lower steel pipe 5022 partially sleeved on the upper steel pipe 5021, wherein the length of the upper steel pipe 5021 is 2000mm, the outer diameter is 100mm, the wall thickness is 4mm, the two sides of the lower part of the upper steel pipe 5021 are respectively provided with ten opposite first connecting holes with the specification phi 10 at intervals of 100mm, the length of the lower steel pipe 5022 is 2000mm, the outer diameter is 120mm, the wall thickness is 4mm, the two sides of the upper part of the lower steel pipe 5022 are respectively provided with ten opposite second connecting holes with the specification phi 10 at intervals of 100mm, the upper part of the lower steel pipe 5022 is sleeved on the lower part of the upper steel pipe 5021 and is fixedly connected through bolts 8 with the length of 200mm, at least three groups of bolts 8 are used for connecting and fixing the lower steel pipe 5022 and the upper steel pipe 5021, each bolt 8 is provided with one gasket and two nuts, the length of the adjustable column 502 can be changed by adjusting the sleeved length between the lower steel pipe 5022 and the upper steel pipe 5021, and the concrete top plates 2 on the two sides of the post-pouring belt 3 with different specification layers.
As shown in fig. 3, ten limiting holes which are respectively on the same horizontal plane with the first connecting holes are formed in the upper steel pipe 5021, a control board 9 is arranged in the upper steel pipe 5021, the length of the control board 9 is 1000-1500 mm, ten cylindrical limiting columns 10 with the specification matched with the limiting holes are arranged on one side plate surface of the control board 9 at intervals of 100mm, a plurality of compression springs 11 are arranged on one side plate surface of the control board 9 far away from the limiting columns 10, the limiting columns 10 and the compression springs 11 are vertical to the control board 9 plate surface, one ends of the compression springs 11 far away from the control board 9 are fixed on the inner wall of the upper steel pipe 5021, the compression springs 11 and the first connecting holes are not on the same horizontal plane, the vertical line from the center point of the limiting holes to the control board 9 plate surface is parallel to the axis of the limiting columns 10, the limiting columns 10 extend out of the limiting holes, arabic numerals 1-10 are respectively carved on the end parts of the 10 limiting columns 10 extending out of the limiting holes from bottom to top, by arranging the control panel 9 and the limit post 10 and the compression spring 11 which are matched for use, when the sleeving length between the lower steel pipe 5022 and the upper steel pipe 5021 is adjusted, the sleeving length of the upper steel pipe 5021 by the lower steel pipe 5022 can be controlled by pressing the limit post 10, the initial state of the limit post 10 is that part of the upper steel pipe 5021 stretches out of the limit hole and is clamped at the upper port of the lower steel pipe 5022, the upper steel pipe 5021 is gradually retracted into the lower steel pipe 5022 by pressing the limit post 10 one by one, the condition that the adjusting length is out of control and constructor is scratched due to the fact that the upper steel pipe 5021 rapidly falls into the lower steel pipe 5022 due to self gravity when the sleeving length of the upper steel pipe 5021 and the lower steel pipe 5022 is adjusted is avoided, the length of the upper steel pipe 5021 retracting into the lower steel pipe 5022 is controlled more simply and conveniently by reading the number on the end part of the limit hole of the limit post 10, and the number of the connection groups of bolts 8 between the upper steel pipe 5021 and the lower steel pipe 5022 is mastered in real time, the stability and construction safety of connection between the upper steel pipe 5021 and the lower steel pipe 5022 are guaranteed, the top surface of the steel top plate 503 and the top surface of the template 407 are on the same horizontal plane, the steel top plate 503 is used for supporting the bottom of the concrete top plate 2, the thickness of the steel top plate 503 is 4mm, and the section size is 300 x 300mm.
A construction method of a support system with a turnover periphery of a post-cast strip comprises the following steps:
step 1: setting up a full-hall plate buckling scaffold 4, fixing plate buckling bases 401 at preset positions on two sides of a post-cast strip 3 and a concrete ground 1 of the plate buckling scaffold 4, installing plate buckling vertical rods 402 on the plate buckling bases 401, enabling the space between the plate buckling scaffolds 4 to be 900mm, 900mm and the step distance to be 1500mm, installing plate buckling jacking 404 at the top end of the plate buckling vertical rods 402, installing double steel pipes 405, battens 406 and templates 407 above the plate buckling jacking 404 in sequence, adjusting the height of the plate buckling jacking 404 to enable the top surface of the templates 407 to reach the preset position of the bottom of a concrete roof 2 in design, ensuring the supporting effect, limiting U-shaped supporting plates on two sides of the post-cast strip 3 by the double steel pipes 405, enabling the battens 406 to be communicated with the inside the grooves of the U-shaped supporting plates, enabling the battens 406 to be evenly and vertically arranged above the double steel pipes 405, and enabling the templates 407 to be arranged above the battens 406;
step 2: fixing steel bottom plates 501 at preset positions on two sides of a post-cast strip 3 and a concrete ground 1, fixing the bottom ends of lower steel pipes 5022 on bolts 6 of the steel bottom plates 501 through connecting plates 7, inserting the lower parts of upper steel pipes 5021 on the upper parts of the lower steel pipes 5022, enabling limiting columns 10 to be clamped at the upper ports of the lower steel pipes 5022, enabling the upper steel pipes 5021 to gradually retract into the lower steel pipes 5022 through pressing the limiting columns 10, controlling the sleeving lengths between the upper steel pipes 5021 and the lower steel pipes 5022 according to the layer heights, and fixing the lower steel pipes 5022 and the upper steel pipes 5021 through at least 3 groups of bolts 8;
step 3: the fixing positions of the connecting plates 7 and the pegs 6 at the bottom ends of the lower steel pipes 5022 are finely adjusted, so that the top surface of the steel top plate 503 at the upper end of the upper steel pipe 5021 and the top surface of the template 407 are on the same horizontal plane, and the height of the steel top plate 503 reaches the preset position of the bottom of the concrete top plate 2 in the design, thereby ensuring the support function;
step 4: and pouring the concrete top plates 2 on two sides of the post-pouring belt 3, dismantling the full-hall plate buckle scaffold 4 below the concrete top plates 2 after the concrete top plates 2 reach the demolding condition, and reserving independent supports 5 on two sides of the post-pouring belt 3, wherein the independent supports 5 continuously support the concrete top plates 2 on two sides of the post-pouring belt 3.
Compared with the traditional process, the support structure has the advantages that the support structure is simple and convenient to set up, the scaffold is convenient to detach, after the demolding condition is achieved, the scaffold covered by the disc buckle can be detached in advance, independent supports on two sides of the post-cast strip are reserved, the ground construction space is saved, materials such as the plate buckle frame, the template and the batten are not accumulated, the support structure can be used in a turnover mode, the length of the adjustable upright post can be changed by adjusting the sleeving length between the lower steel pipe and the upper steel pipe through arranging the adjustable upright post, the support of the concrete top plates on two sides of the post-cast strip with different specifications is suitable for supporting concrete tops on two sides of the post-cast strip, the control panel and the limit post and the compression spring which are matched are arranged in the upper steel pipe, the sleeving length of the upper steel pipe and the lower steel pipe can be controlled through pressing the limit post, the initial state of the limit post is that the upper steel pipe is partially stretched out of the limit hole and clamped at the upper port of the lower steel pipe, the upper steel pipe is gradually retracted into the lower steel pipe through pressing the limit post one by one, the condition that the upper steel pipe is prevented from being quickly dropped down due to self gravity when the sleeving length of the upper steel pipe and the lower steel pipe is adjusted, the upper steel pipe is prevented from being out of control length and constructor, the number of the lower steel pipe is better is ensured, and the number of the upper steel pipe and lower steel pipe is better is connected with the lower steel pipe and the lower steel pipe is better in a safety and convenient and the quality and the safety.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. The utility model provides a support system that peripheral turnover of post-cast strip was used, includes setting up on concrete ground (1), scaffold frame (4) and independent support (5) are detained to dish of post-cast strip (3) both sides, its characterized in that: the plate buckle scaffold (4) comprises a plate buckle base (401) fixed on a concrete ground (1), plate buckle vertical rods (402) fixed on the plate buckle base (401), plate buckle cross rods (403) connected between the plate buckle vertical rods (402), a plate buckle jacking support (404) arranged at the top end of the plate buckle vertical rods (402), and double steel pipes (405), battens (406) and templates (407) which are sequentially upwards arranged above the plate buckle jacking support (404); the independent support (5) comprises a steel bottom plate (501) fixed on a concrete ground (1), adjustable upright posts (502) fixed on the steel bottom plate (501), and a steel top plate (503) fixed on the top of the adjustable upright posts (502), wherein the steel bottom plate (501) is provided with bolts (6), the bottom ends of the adjustable upright posts (502) are fixedly connected with connecting plates (7), the connecting plates (7) are fixedly connected with the bolts (6), the adjustable upright posts (502) comprise an upper steel pipe (5021) and a lower steel pipe (5022) partially sleeved on the upper steel pipe (5021), a plurality of opposite first connecting holes are uniformly arranged on two sides of the lower part of the upper steel pipe (5021) at intervals, a plurality of opposite second connecting holes are uniformly arranged on two sides of the upper part of the lower steel pipe (5022) at intervals, and the lower steel pipe (5022) and the upper steel pipe (5021) are fixedly connected through at least three groups of bolts (8); the steel pipe is characterized in that a plurality of limiting holes which are respectively arranged on the same horizontal plane with the first connecting holes are formed in the upper steel pipe (5021), a control board (9) is arranged in the upper steel pipe (5021), a plurality of limiting columns (10) which are matched with the limiting holes in specification are uniformly arranged on one side plate surface of the control board (9) at intervals, a plurality of compression springs (11) are arranged on the other side plate surface of the control board (9), one end, far away from the control board (9), of each compression spring (11) is fixed on the inner wall of the upper steel pipe (5021), the limiting columns (10) extend out of the limiting holes, and different Arabic numerals are sequentially arranged at the end parts, extending out of the limiting holes, of each limiting column (10).
2. The post-cast strip perimeter reusable support system of claim 1, wherein: the number of the first connecting holes and the second connecting holes is ten, the distance between every two adjacent first connecting holes and the distance between every two adjacent second connecting holes are 100mm, and the specifications of the first connecting holes and the second connecting holes are phi 10.
3. The post-cast strip perimeter reusable support system of claim 2, wherein: the steel bottom plate (501) and the steel top plate (503) are identical in specification, the thickness is 4mm, the cross section size is 300mm, the number of the studs (6) is four, the four studs (6) are respectively located at four points 50mm away from the adjacent side of the steel bottom plate (501), the specification of the studs (6) is phi 8mm, the length of the studs (6) is 200mm, and the screw length of the studs (6) is 150mm.
4. A post-cast strip peripheral reusable support system as claimed in claim 3, wherein: the connecting plate (7) thickness is 4mm, and the cross-sectional dimension is 300mm, four penetrating bolt holes have been seted up on connecting plate (7), the bolt hole is located four point positions 50mm apart from connecting plate (7) adjacent limit, connecting plate (7) are fixed through the hex nut connection with four peg (6), every peg (6) are equipped with a hex nut on the upper portion of connecting plate (7), every peg (6) are equipped with two hex nuts in the lower part of connecting plate (7), and hex nut thickness is 10mm.
5. The post-cast strip perimeter reusable support system of claim 4, wherein: the length of the upper steel pipe (5021) is 2000mm, the outer diameter is 100mm, the wall thickness is 4mm, the length of the lower steel pipe (5022) is 2000mm, the outer diameter is 120mm, and the wall thickness is 4mm.
6. The post-cast strip perimeter reusable support system of claim 5, wherein: the top end of the disc buckle base (401) is provided with a first internal threaded hole, the lower end of the disc buckle vertical rod (402) is provided with threads matched with the first internal threaded hole, and the disc buckle base (401) is in threaded connection with the disc buckle vertical rod (402).
7. The post-cast strip perimeter reusable support system of claim 6, wherein: the tray buckle jacking (404) comprises an adjusting screw and a U-shaped supporting plate fixed at the end part of the adjusting screw, a second internal threaded hole matched with the adjusting screw is formed in the top end of the tray buckle vertical rod (402), and the adjusting screw is in threaded connection with the tray buckle vertical rod (402).
8. The post-cast strip perimeter reusable support system of claim 7, wherein: the setting direction of U type layer board is the same, the U type layer board of two steel pipes (405) intercommunication post-cast strip (3) both sides is spacing inside the recess of U type layer board, the even interval setting of square (406) horizontal vertical double steel pipe (405) is in double steel pipe (405) top, template (407) set up in square (406) top.
9. The construction method of the support system capable of being used in a turnover manner for the periphery of the post-cast strip according to any one of claims 1 to 8, comprising the following steps:
step 1: fixing a disc buckle base (401) at two sides of a post-cast strip (3) and at a preset position of a concrete ground (1), installing a disc buckle vertical rod (402) on the disc buckle base (401), installing a disc buckle jacking (404) at the top end of the disc buckle vertical rod (402), then sequentially and upwards installing double steel pipes (405), a batten (406) and a template (407) above the disc buckle jacking (404), adjusting the height of the disc buckle jacking (404) to ensure that the top surface of the template 407 reaches the preset position of the bottom of a concrete roof 2 in design, ensuring the supporting effect, and finishing the erection of a disc buckle scaffold (4);
step 2: fixing steel bottom plates (501) at preset positions on two sides of a post-cast strip (3) and a concrete ground (1), fixing the bottom ends of lower steel pipes (5022) on bolts (6) of the steel bottom plates (501) through connecting plates (7), inserting the lower parts of the upper steel pipes (5021) into the upper parts of the lower steel pipes (5022), enabling limit columns (10) to be clamped at upper ports of the lower steel pipes (5022), enabling the upper steel pipes (5021) to gradually retract into the lower steel pipes (5022) through pressing the limit columns (10), controlling the sleeved lengths between the upper steel pipes (5021) and the lower steel pipes (5022) according to the layer heights, and fixing the lower steel pipes (5022) and the upper steel pipes (5021) through at least three groups of bolts (8);
step 3: the fixing positions of the connecting plates (7) and the bolts (6) are adjusted, so that the top surface of a steel top plate (503) at the upper end of the upper steel pipe (5021) and the top surface of a template (407) are on the same horizontal plane, and the height of the steel top plate (503) reaches the preset position of the bottom of a concrete top plate (2) in design, thereby ensuring the supporting effect;
step 4: and pouring concrete top plates (2) at two sides of the post-pouring belt (3), dismantling a scaffold (4) for buckling below the concrete top plates (2) after the concrete top plates (2) reach a demolding condition, reserving independent supports (5) at two sides of the post-pouring belt (3), and continuously supporting the concrete top plates (2) at two sides of the post-pouring belt (3) by the independent supports (5).
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| CN103061509B (en) * | 2013-01-06 | 2014-03-12 | 江苏扬州建工建设集团有限公司 | Construction process for implementing post-cast strip casting by post-cast strip stiff steel pipe support system |
| CN104153508B (en) * | 2014-09-02 | 2017-09-29 | 中国建筑第八工程局有限公司 | The constructing structure and its construction method of floor |
| CN104652809A (en) * | 2015-01-07 | 2015-05-27 | 福建工程学院 | Construction method of support system for templates of concrete beams and slabs |
| CN107227842A (en) * | 2017-06-16 | 2017-10-03 | 华润建筑有限公司 | Post-cast strip adjustable steel support system and application method |
| CN109905078A (en) * | 2017-12-07 | 2019-06-18 | 扬州黑莓科技有限公司 | A kind of solar photovoltaic assembly of adjustable inclination |
| CN215168054U (en) * | 2021-04-27 | 2021-12-14 | 王庭坤 | Independent supporting device for post-cast strip template |
| CN216142459U (en) * | 2021-08-10 | 2022-03-29 | 中建七局建筑装饰工程有限公司 | Independent support system for post-cast strip |
| CN113863661A (en) * | 2021-10-29 | 2021-12-31 | 厦门雅众建设集团有限公司 | Construction method based on recyclable post-cast strip independent supporting unit |
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| CN201848832U (en) * | 2010-06-29 | 2011-06-01 | 上海昆杰五金工具有限公司 | Self-locking flexible nail puller capable of being unlocked by pressing |
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