CN114961254B - Construction method of basement exterior wall formwork opening-free formwork supporting system - Google Patents
Construction method of basement exterior wall formwork opening-free formwork supporting system Download PDFInfo
- Publication number
- CN114961254B CN114961254B CN202210652618.0A CN202210652618A CN114961254B CN 114961254 B CN114961254 B CN 114961254B CN 202210652618 A CN202210652618 A CN 202210652618A CN 114961254 B CN114961254 B CN 114961254B
- Authority
- CN
- China
- Prior art keywords
- wall
- steel
- template
- formwork
- telescopic rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009415 formwork Methods 0.000 title claims abstract description 124
- 238000010276 construction Methods 0.000 title claims abstract description 38
- 230000008093 supporting effect Effects 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 160
- 239000010959 steel Substances 0.000 claims abstract description 160
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 34
- 230000002787 reinforcement Effects 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000010415 tidying Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 5
- 230000007306 turnover Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/0007—Base structures; Cellars
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
-
- 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
-
- 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
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
-
- 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
- E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to a construction method of a basement exterior wall template without opening a pore and supporting the template, which comprises the following steps: preparing construction; constructing a guide wall; binding outer wall reinforcing steel bars; constructing an outer wall formwork; pouring concrete; and (5) removing the template. The beneficial effects of the invention are as follows: the formwork supporting system designed by the invention can improve the stability of the formwork structure, the use times of the formwork and the simplicity of operation, avoid the damage of the sleeve, simultaneously facilitate the control of the perpendicularity of the formwork, improve the construction efficiency, save the manufacturing cost and ensure the safe and reliable construction quality. The whole template is of an opening-free structure, so that the template loss is reduced, the turnover rate of template materials is improved, the noise pollution on site is reduced, and dust is reduced; when the concrete is poured, the overlarge lateral pressure on the template is avoided, the wall is poured in layers, and when the upper layer concrete is poured, the upper layer concrete is poured before the initial setting of the lower layer; the fixing screw is arranged for connecting two connecting fixing plates of the profile steel lockset.
Description
Technical Field
The invention belongs to the field of building construction engineering, and particularly relates to a construction method of a basement exterior wall formwork without opening a hole.
Background
Under the background of continuous development and continuous progress of new technology in the building industry, how to adapt to the green construction and the big strategy of energy conservation and emission reduction, how to use building materials with high efficiency and environmental protection, improve the use efficiency of the building materials, reduce the loss and the waste of the materials, and be the direction of the development of the concept and the technological innovation of future building construction enterprises.
However, in the construction process, the turnover utilization rate of the wood template is often lower, and due to the requirements of the traditional construction process level and a template reinforcing system, the template needs to be perforated and perforated, the quality of the template and even the turnover use are greatly influenced, and the reasons of the lower turnover utilization rate and the poor quality of the wood template are the reduction of the service life. The wall form in the basement structure is huge in usage amount. For building construction enterprises, the wood templates are building auxiliary materials with high energy consumption and high cost, and are unfavorable for environment-friendly construction with material saving, cost reduction, low carbon and environmental protection.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a construction method of a basement outer wall formwork opening-free formwork supporting system.
The construction method of the basement exterior wall template opening-free formwork supporting system comprises the following steps:
step one, construction preparation: making on-site traffic control, protecting the site, cleaning and tidying, and checking and accepting templates and square steel entering the site;
step two, guide wall construction: binding steel bars of the guide wall, supporting a mould, and casting concrete;
step three, binding outer wall reinforcing steel bars: performing waterproof construction on the basement outer wall, setting outer wall steel bars in the vertical direction in the basement outer wall after the waterproof construction is finished, binding the outer wall steel bars according to requirements, setting an enclosure structure outside the basement outer wall, wherein the enclosure structure comprises enclosure piles, and installing steel bar cages in the enclosure piles;
fourthly, outer wall formwork construction;
when the templates on two sides of the basement outer wall are installed, firstly, one side of the joint of the guide wall on the bottom plate and the basement outer wall is constructed, then a conical sleeve opposite-pull screw rod system is installed, and then the other side of the joint of the guide wall on the bottom plate and the basement outer wall is installed on the rest side; finally, carrying out formwork reinforcement through an adjustable pull-top integrated inclined support system and a steel pipe reinforced outer wall formwork system, arranging a formwork transverse seam in the steel pipe reinforced outer wall formwork system, and arranging an end plate reinforcement system between square steels on the same height of the formworks at two sides;
when installing the single-side formwork of the basement outer wall, firstly installing the formwork, and then reinforcing the formwork through an inner-pull type single-side formwork system and a steel pipe reinforced outer wall formwork system, or reinforcing the formwork through an outer-support type single-side formwork system and a steel pipe reinforced outer wall formwork system;
fifthly, pouring concrete: when the concrete is poured, pouring the wall body is performed in a layered manner, and the upper layer concrete is poured before the lower layer is initially set;
step six, removing the template: and removing the support system and the formwork after the strength of the concrete meets the requirement.
Preferably, the specific installation mode of the tapered sleeve split screw system in the fourth step is as follows:
after one side of the formwork is constructed, transversely and vertically installing the conical sleeve in the outer wall of the basement, installing the fixed top plate at one end of the conical sleeve, and arranging the expansion end plate at one end, far away from the conical sleeve, of the fixed top plate; the first gasket is arranged at the thick opening end of the conical sleeve, and the end, connected with the conical sleeve, of the first gasket is fixedly connected with the steel sleeve; after the rotary rod passes through the conical sleeve, the fixed top plate, the enlarged end plate, the first gasket and the steel sleeve, a rotary handle is fixed at the end, close to the thick opening end of the conical sleeve, of the rotary rod.
Preferably, in the fourth step, the mode of reinforcing the formwork by adopting the steel pipe reinforced outer wall formwork system is specifically as follows: the template on each side is composed of a plurality of blocks in the vertical direction, and a template strip is arranged between every two adjacent blocks; the outer sides of the two templates are provided with battens; square steel vertical to the battens is arranged at a certain distance in the vertical direction of the battens.
Preferably, in the fourth step, the mode of reinforcing the formwork by adopting the adjustable roof-pulling integrated inclined support system is specifically as follows: a U-shaped anchor ear is fixedly arranged at the outer end part of the square steel; one end of the inclined support is fixedly connected to the U-shaped anchor ear, and the other end of the inclined support is fixedly arranged on the steel backing plate; the steel backing plate is arranged on the bottom plate on the surface of the guide wall.
The transverse seam of the middle die is arranged at the seam of each side of the battens and the corresponding die plate in the steel pipe reinforced outer wall formwork system; when the template transverse seam is arranged, a second gasket is arranged on the outer side of the template strip, and a steel sleeve is arranged between the unit type multi-layer lath and the second gasket; passing a split screw through the unit type multi-layer lath, the steel sleeve, the second gasket and the template lath; each square steel is disposed between a unitary multi-layered lath and a second shim.
As the preference, when the two side templates of basement outer wall are installed, set up the concrete mode of end board reinforcement system between the square steel on the same height in both sides template both ends: installing a plurality of reinforcing vertical rods in the vertical direction of the basement outer wall, fixing a plurality of pairs of steel locks on a plurality of pairs of square steel at the same height of templates at two sides through plate penetrating bolts, wherein each pair of steel locks is provided with a left connecting fixing plate and a right connecting fixing plate, and the upper side and the lower side of one end, close to the middle part, of each connecting fixing plate are respectively provided with a horizontal screw hole; the fixing screw rod passes through the screw rod hole and is fixed by the fixing screw cap.
Preferably, in the fourth step, the mode of reinforcing the formwork through the external bracing type single-side formwork system and the steel pipe reinforced external wall formwork system is specifically as follows: each square steel is clamped by arranging a section steel clamp, and the section steel clamp is fixed on the template through a threading bolt; the telescopic rods are arranged on the outer sides of each batten, each telescopic rod comprises a first telescopic rod and a second telescopic rod, two ends of each first telescopic rod are respectively connected with a telescopic end connecting piece and a profile steel clamp, two ends of each second telescopic rod are respectively connected and fixed on the telescopic end connecting pieces and the battens, and telescopic ends of the telescopic rods of the first telescopic rods and the second telescopic rods are fixed by the telescopic end connecting pieces. A telescopic rod fixed end is arranged between the telescopic rod telescopic end of the second telescopic rod and the telescopic end connecting piece; and fixing the telescopic rod fixing end of the second telescopic rod on the surface of the bottom plate through a fixing clamp.
Preferably, in the fourth step, the concrete mode of reinforcing the formwork by the inner-pull type unilateral formwork system and the steel pipe reinforced outer wall formwork system is as follows: and a pull-connection hoop is arranged on each square steel, a steel rope hole is drilled on the mould lath, one end of the pull-connection steel rope penetrates through the steel rope hole to be connected with the pull-connection hoop, and the other end of the pull-connection steel rope is fixed on the steel reinforcement cage.
The basement exterior wall template opening-free formwork supporting system is obtained according to the method.
The beneficial effects of the invention are as follows:
(1) The formwork supporting system designed by the invention can improve the stability of the formwork structure, the use times of the formwork and the simplicity of operation, avoid the damage of the sleeve, simultaneously facilitate the control of the perpendicularity of the formwork, improve the construction efficiency, save the manufacturing cost and ensure the safe and reliable construction quality. The whole template is of an opening-free structure, so that the template loss is reduced, the turnover rate of template materials is improved, the noise pollution on site is reduced, and dust is reduced.
(2) The formwork system adopts a conical sleeve opposite-pull screw system, so that the formwork system is convenient to take out and install and has high construction speed; the steel pipe reinforced outer wall formwork supporting system and the adjustable roof pulling integrated inclined support system are arranged, so that the formwork supporting and reinforcing effect is good, the formwork is convenient to adjust and jack, the stability is good, and the construction quality is guaranteed; the external support type single-side formwork system and the internal pulling type single-side formwork system for the single-side formwork are arranged, quality is easy to control, concrete pouring evenness is good, formwork assembling time is saved, a large number of operation frames are not required to be erected, and the operation is simple, economical and practical.
(3) When the concrete is poured, the overlarge lateral pressure on the template is avoided, the wall is poured in layers, and when the upper layer concrete is poured, the upper layer concrete is poured before the initial setting of the lower layer; the fixing screw is arranged for connecting two connecting fixing plates of the profile steel lockset.
Drawings
FIG. 1 is a front view of a basement exterior wall form free of open pore formwork system of the present invention;
FIG. 2 is a side view of the hole-free formwork system of the basement exterior wall formwork of the present invention;
FIG. 3 is a schematic illustration of the construction of the tapered bushing split screw system of the present invention;
FIG. 4 is a schematic view of the construction of a transverse seam of the form of the present invention;
FIG. 5 is a schematic structural view of the header plate reinforcement system of the present invention;
FIG. 6 is a schematic view of the present invention with the section steel lock attached;
FIG. 7 is a schematic structural diagram of an externally supported single-sided formwork system of the present invention;
fig. 8 is a schematic structural diagram of the drop-in single-sided formwork system of the present invention.
Reference numerals illustrate: 1-bottom plate, 2-guide wall, 3-steel backing plate, 4-diagonal brace, 5-square steel, 6-U-shaped anchor ear, 7-basement outer wall, 8-spacer, 9-steel sleeve, 10-conical sleeve, 11-split screw, 12-die plate, 13-square, 14-template, 15-fixed top plate, 16-enlarged end plate, 17-rotary rod, 18-rotary handle, 19-spacer, 20-unit multi-layer plate, 21-steel lock, 22-threading bolt, 23-reinforced vertical rod, 24-connection fixing plate, 25-screw hole, 26-fixing nut, 27-fixing screw, 28-outer wall steel bar, 29-enclosure structure, 30-steel clamp, 31-telescopic end, 32-telescopic end connector, 33-fixing clamp, 34-telescopic rod fixing end, 35-pull-connecting hoop, 36-steel rope hole, 37-pull-connecting steel rope, 38-enclosure pile, 39-steel bar cage, 40-first telescopic rod, 41-second telescopic rod.
Detailed Description
The invention is further described below with reference to examples. The following examples are presented only to aid in the understanding of the invention. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present invention without departing from the principles of the invention, and such modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
As an embodiment, as shown in fig. 1 to 8, the construction method of the basement outer wall formwork system without opening holes comprises the following steps:
step one, construction preparation: making on-site traffic control, protecting the site, and checking and accepting the template 14 and square steel 5 entering the site;
step two, guide wall construction: binding steel bars of the guide wall 2, supporting a mould, and casting concrete;
step three, binding outer wall reinforcing steel bars: performing waterproof construction on the basement outer wall 7, setting outer wall steel bars 28 in the vertical direction in the basement outer wall 7 after the waterproof construction is finished, binding the outer wall steel bars 28 according to requirements, setting an enclosure 29 outside the basement outer wall 7, wherein the enclosure 29 comprises enclosure piles 38, and installing steel bar cages 39 in the enclosure piles 38;
fourthly, outer wall formwork construction;
when the templates on two sides of the basement outer wall are installed, firstly, one side of the joint of the guide wall 2 on the bottom plate 1 and the basement outer wall 7 is constructed by one side template 14, then a conical sleeve split screw system is installed, and then the other side template 14 is installed on the rest side of the joint of the guide wall 2 on the bottom plate 1 and the basement outer wall 7; finally, the formwork 14 is reinforced through an adjustable pull-roof integrated inclined support system and a steel pipe reinforced outer wall formwork system, a formwork transverse seam is arranged in the steel pipe reinforced outer wall formwork system, and an end plate reinforcing system is arranged between square steel 5 with the same height of the formworks 14 at two sides;
when installing the single-side formwork of the basement outer wall, firstly installing the formwork 14, and then reinforcing the formwork 14 through an inner-pull type single-side formwork system and a steel pipe reinforced outer wall formwork system, or reinforcing the formwork 14 through an outer-support type single-side formwork system and a steel pipe reinforced outer wall formwork system;
the concrete installation mode of the conical sleeve opposite-pull screw system is as follows:
after the construction of the side template 14 is finished, the conical sleeve 10 is transversely and vertically arranged in the basement outer wall 7, the fixed top plate 15 is arranged at one end of the conical sleeve 10, and the expansion end plate 16 is arranged at the end, far away from the conical sleeve 10, of the fixed top plate 15; the first gasket 8 is arranged at the thick opening end of the conical sleeve 10, and the end of the first gasket 8 connected with the conical sleeve 10 is fixedly connected with the steel sleeve 9; after the rotary rod 17 passes through the conical sleeve 10, the fixed top plate 15, the enlarged end plate 16, the first gasket 8 and the steel sleeve 9, a rotary handle 18 is fixed at the end of the rotary rod 17 near the thick opening end of the conical sleeve 10;
the mode of reinforcing the formwork 14 by adopting the steel pipe reinforced outer wall formwork system is specifically as follows: the template 14 on each side is vertically composed of a plurality of blocks, and a template strip 12 is arranged between every two adjacent blocks; the outer sides of the two templates 14 are provided with battens 13; square steel 5 perpendicular to the battens 13 is arranged at a certain distance in the vertical direction of the battens 13;
the mode of reinforcing the formwork 14 by adopting the adjustable roof pulling integrated inclined support system is specifically as follows: a U-shaped anchor ear 6 is fixedly arranged at the outer end part of the square steel 5; one end of the inclined support 4 is fixedly connected to the U-shaped anchor ear 6, and the other end of the inclined support 4 is fixedly arranged on the steel backing plate 3; the steel backing plate 3 is arranged on the bottom plate 1 on the surface of the guide wall 2;
the transverse joints of the templates are arranged at the joints of each side of the battens 13 and the corresponding templates 14 in the steel pipe reinforced outer wall formwork system; when the template transverse seam is arranged, a second gasket 19 is arranged outside the template strip 12, and the steel sleeve 9 is arranged between the unit type multi-layer lath 20 and the second gasket 19; passing the split screws 11 through the unitary multi-layer lath 20, the steel sleeve 9, the second washer 19 and the formwork strip 12; disposing each square steel 5 between a unitary multi-layered lath 20 and a second spacer 19; when the two side templates of the basement outer wall are installed, the concrete mode of arranging an end plate reinforcing system between the square steel 5 at the same height at the two ends of the two side templates 14 is as follows: a plurality of reinforcing vertical rods 23 are arranged in the vertical direction of the basement outer wall 7, a plurality of pairs of steel locks 21 are fixed on a plurality of pairs of square steel 5 positioned at the same height of the two side templates 14 through plate penetrating bolts 22, each pair of steel locks 21 is provided with a left connecting fixing plate 24 and a right connecting fixing plate 24, and the upper side and the lower side of one end, close to the middle part, of each connecting fixing plate 24 are provided with horizontal screw holes 25; the fixing screw 27 passes through the screw hole 25 and is fixed by the fixing nut 26;
the mode of reinforcing the formwork 14 by the external bracing type unilateral formwork system and the steel pipe reinforcing external wall formwork system is specifically as follows: each square steel 5 is clamped by arranging a section steel clamp 30, and the section steel clamp 30 is fixed on the template 14 through a threading bolt 22; the outer side of each square 13 is provided with a telescopic rod, each telescopic rod comprises a first telescopic rod 40 and a second telescopic rod 41, two ends of each first telescopic rod 40 are respectively connected with a telescopic end connecting piece 32 and a profile steel clamp 30, two ends of each second telescopic rod 41 are respectively connected and fixed on the telescopic end connecting piece 32 and the square 13, and telescopic end connecting pieces 32 are adopted to fix telescopic rod telescopic ends 31 of the first telescopic rod 40 and the second telescopic rod 41; a telescopic rod fixed end 34 is arranged between the telescopic rod telescopic end 31 of the second telescopic rod 41 and the telescopic end connecting piece 32; fixing the telescopic rod fixing end 34 of the second telescopic rod 41 on the surface of the bottom plate 1 through a fixing clamp 33;
the concrete mode of reinforcing the formwork 14 by the internal-pulling type unilateral formwork system and the steel pipe reinforcing outer wall formwork system is as follows: a pull-connection hoop 35 is arranged on each square steel 5, a steel rope hole 36 is punched on the template strip 12, one end of a pull-connection steel rope 37 passes through the steel rope hole 36 to be connected with the pull-connection hoop 35, and the other end of the pull-connection steel rope 37 is fixed on a reinforcement cage 39;
fifthly, pouring concrete: when the concrete is poured, pouring the wall body is performed in a layered manner, and the upper layer concrete is poured before the lower layer is initially set;
step six, removing the template 14: after the concrete strength is desired, the support system and form 14 are removed.
The basement exterior wall formwork system without opening holes comprises a steel pipe reinforced exterior wall formwork system, an adjustable pull-top integrated inclined support system, a conical sleeve opposite pull screw system, a formwork transverse seam, an end plate reinforced system, an external support type single-side formwork system and an internal pull type single-side formwork system; the two sides of the joint of the guide wall 2 on the bottom plate 1 and the basement outer wall 7 are respectively provided with a template 14, a conical sleeve opposite-pull screw rod system is arranged between the templates 14 on the left side and the right side, an adjustable pull-roof integrated inclined support system and a steel pipe reinforced outer wall formwork supporting system are used as reinforcing structures of the templates 14, a template transverse seam is arranged in the steel pipe reinforced outer wall formwork supporting system, and an end plate reinforcing system is arranged between square steels 5 on the same height at two ends of the templates 14 on the two sides; the reinforcing structure of the formwork 14 on one side of the basement outer wall 7 is a combination of an internal-pulling type single-side formwork system and a steel pipe reinforced outer wall formwork system, or a combination of an external-supporting type single-side formwork system and a steel pipe reinforced outer wall formwork system;
the steel pipe reinforced outer wall formwork system comprises a formwork strip 12, a batten 13, a formwork 14 and square steel 5; the template 14 on each side is vertically composed of a plurality of blocks, and a template strip 12 is arranged between every two adjacent blocks; the outside of the two templates 14 are provided with battens 13, and square steel 5 vertical to the battens 13 is arranged at a certain distance in the vertical direction of the battens 13;
the adjustable pull-jack integrated inclined support system comprises a steel base plate 3, an inclined support 4 and a U-shaped anchor ear 6, wherein the steel base plate 3 is fixed on the base plate 1, the U-shaped anchor ear 6 is fixedly arranged at the outer end part of square steel 5, one end of the inclined support 4 is connected and fixed with the U-shaped anchor ear 6, and the other end of the inclined support 4 is fixed on the steel base plate 3;
the conical sleeve split screw system comprises a conical sleeve 10, a fixed top plate 15, an enlarged end plate 16, a rotary rod 17, a rotary handle 18, a first gasket 8 and a steel sleeve 9; the conical sleeve 10 is transversely and vertically arranged in the basement outer wall 7, and the fixed top plate 15 is arranged on one side of the conical sleeve 10; an enlarged end plate 16 is provided at the end of the fixed top plate 15 remote from the conical sleeve 10; the first gasket 8 is arranged at the thick opening end of the conical sleeve 10, and the end of the first gasket 8 connected with the conical sleeve 10 is fixedly connected with the steel sleeve 9; the rotary rod 17 passes through the conical sleeve 10, the fixed top plate 15, the enlarged end plate 16, the first spacer 8 and the steel sleeve 9; a rotary handle 18 is fixed to the rotary rod 17 at the end near the thick mouth end of the conical sleeve 10.
The template transverse seam comprises: a counter-pull screw 11, a second spacer 19 and a unitary multi-layer lath 20; the transverse joints of the templates are arranged at the joints of each side of the battens 13 and the corresponding templates 14 in the steel pipe reinforced outer wall formwork system, and the second gaskets 19 are arranged at the outer sides of the template strips 12; the steel sleeve 9 is arranged between the unit multi-layer lath 20 and the second spacer 19; the counter-pulling screw 11 passes through the unit type multi-layer lath 20, the steel sleeve 9, the second gasket 19 and the template strip 12; each square steel 5 is arranged between a unitary multi-layered lath 20 and a second spacer 19.
The single side formwork system of external bracing formula includes: the telescopic rod comprises a profile steel clamp 30, a telescopic rod telescopic end 31, a telescopic end connecting piece 32, a telescopic rod fixed end 34 and a fixed clamp 33; the basement outer wall 7 is closely adjacent to the enclosure 29, and outer wall reinforcing steel bars 28 are arranged in the basement outer wall 7; the section steel fixture 30 is clamped with the square steel 5, and the section steel fixture 30 is fixed on the template 14 through the threading bolt 22; the outer side of each batten 13 is provided with a telescopic rod, and the telescopic rods comprise a first telescopic rod 40 and a second telescopic rod 41; the two ends of the first telescopic rod 40 are respectively connected with the telescopic end connecting piece 32 and the profile steel clamp 30, and the two ends of the second telescopic rod 41 are respectively connected and fixed on the telescopic end connecting piece 32 and the batten 13; the telescopic end connector 32 fixes the telescopic rod telescopic ends 31 of the first telescopic rod 40 and the second telescopic rod 41; a telescopic rod fixed end 34 is arranged between the telescopic rod telescopic end 31 of the second telescopic rod 41 and the telescopic end connecting piece 32; the telescopic rod fixing end 34 of the second telescopic rod 41 is fixed to the surface of the base plate 1 by a fixing jig 33.
The internal pulling type single-side formwork system comprises: the steel reinforcement cage 39, the pull-connecting hoops 35, the steel rope holes 36 and the pull-connecting steel ropes 37; the reinforcement cage 39 is positioned in the guard piles 38, each square steel 5 is provided with a pull-joint hoop 35, and the template strip 12 is provided with a steel rope hole 36; one end of a pull-connecting steel rope 37 passes through the steel rope hole 36 to be connected with the pull-connecting hoop 35, and the other end of the pull-connecting steel rope 37 is fixed on the reinforcement cage 39.
The end plate reinforcing system comprises: the steel section lockset 21, a threading bolt 22, a reinforcing vertical rod 23, a connecting fixing plate 24, a screw hole 25, a fixing nut 26 and a fixing screw 27; the plurality of reinforcing vertical rods 23 are arranged in the vertical direction of the basement outer wall 7, the plurality of pairs of steel locks 21 are fixed on the plurality of pairs of square steel 5 positioned at the same height of the templates 14 at two sides through the threading bolts 22, each steel lock 21 is provided with a left connecting and fixing plate 24 and a right connecting and fixing plate 24, and the upper side and the lower side of one end, close to the middle part, of each connecting and fixing plate 24 are provided with horizontal screw holes 25; the fixing screw 27 passes through the screw hole 25 and is fixed by the fixing nut 26.
Claims (2)
1. The construction method of the basement exterior wall template opening-free formwork supporting system is characterized by comprising the following steps of:
step one, construction preparation: making field traffic control, protecting the field, cleaning and tidying, and checking and accepting the template (14) and square steel (5) entering the field;
step two, guide wall construction: binding steel bars of the guide wall (2) and supporting a mould, and then pouring concrete;
step three, binding outer wall reinforcing steel bars: performing waterproof construction on the basement outer wall (7), after the waterproof construction is finished, arranging outer wall steel bars (28) in the vertical direction in the basement outer wall (7), binding the outer wall steel bars (28) according to requirements, arranging an enclosure structure (29) on the outer side of the basement outer wall (7), wherein the enclosure structure (29) comprises enclosure piles (38), and installing steel bar cages (39) in the enclosure piles (38);
fourthly, outer wall formwork construction;
when the two side templates of the basement outer wall are installed, firstly, one side of the joint of the guide wall (2) on the bottom plate (1) and the basement outer wall (7) is constructed by a side template (14), and then a conical sleeve opposite-pull screw system is installed, wherein the specific installation mode of the conical sleeve opposite-pull screw system is as follows: after the construction of the side template (14) is finished, the conical sleeve (10) is transversely and vertically arranged in the basement outer wall (7), the fixed top plate (15) is arranged at one end of the conical sleeve (10), and the expansion end plate (16) is arranged at the end, far away from the conical sleeve (10), of the fixed top plate (15); the first gasket (8) is arranged at the thick opening end of the conical sleeve (10), and the end, connected with the conical sleeve (10), of the first gasket (8) is fixedly connected with the steel sleeve (9); after the rotary rod (17) passes through the conical sleeve (10), the fixed top plate (15), the enlarged end plate (16), the first gasket (8) and the steel sleeve (9), a rotary handle (18) is fixed at the end, close to the thick opening end of the conical sleeve (10), of the rotary rod (17);
then the other side template (14) is arranged on the rest side of the joint of the guide wall (2) on the bottom plate (1) and the basement outer wall (7); finally, the formwork (14) is reinforced by an adjustable pull-top integrated inclined support system and a steel pipe reinforced outer wall formwork system, and the mode of reinforcing the formwork (14) by adopting the steel pipe reinforced outer wall formwork system is specifically as follows: the template (14) on each side is composed of a plurality of blocks in the vertical direction, and a template strip (12) is arranged between every two adjacent blocks; the outer sides of the two templates (14) are provided with battens (13); square steel (5) perpendicular to the battens (13) is arranged at a certain distance in the vertical direction of the battens (13); the mode of reinforcing the template (14) by adopting the adjustable pull-top integrated inclined support system is specifically as follows: a U-shaped anchor ear (6) is fixedly arranged at the outer end part of the square steel (5); one end of the inclined support (4) is connected and fixed on the U-shaped anchor ear (6), and the other end of the inclined support (4) is fixed on the steel backing plate (3); the steel backing plate (3) is arranged on the bottom plate (1) on the surface of the guide wall (2); setting a template transverse seam in the steel pipe reinforced outer wall formwork system, wherein the template transverse seam is arranged at the seam of each side of the batten (13) and the corresponding template (14) in the steel pipe reinforced outer wall formwork system; when the template transverse seam is arranged, a second gasket (19) is arranged on the outer side of the template strip (12), and a steel sleeve (9) is arranged between the unit type multi-layer strip (20) and the second gasket (19); passing a counter-pulling screw (11) through the unit type multi-layer batten (20), the steel sleeve (9), the second gasket (19) and the template strip (12); -arranging each square steel (5) between a unitary multi-layer strip (20) and a second spacer (19); an end plate reinforcing system is arranged between square steel (5) with the same height as the templates (14) at two sides; the concrete mode of arranging the end plate reinforcing system between the square steel (5) at the same height at two ends of the two side templates (14) is as follows: a plurality of reinforcing vertical rods (23) are arranged in the vertical direction of a basement outer wall (7), a plurality of pairs of steel locks (21) are fixed on a plurality of pairs of square steels (5) with the same height positioned on two side templates (14) through plate penetrating bolts (22), a left connecting fixing plate and a right connecting fixing plate (24) are arranged on each pair of steel locks (21), and horizontal screw holes (25) are formed in the upper side and the lower side of one end, close to the middle, of each connecting fixing plate (24); the fixing screw (27) passes through the screw hole (25) and is fixed by a fixing nut (26);
when installing the template of basement outer wall unilateral, at first install template (14), rethread single side formwork system of internal-pulling and steel pipe consolidate outer wall formwork system and consolidate template (14), consolidate outer wall formwork system through single side formwork system of internal-pulling and steel pipe and consolidate the concrete mode that outer wall formwork system was consolidated template (14) and is: a pull-connection hoop (35) is arranged on each square steel (5), a steel rope hole (36) is drilled on the template strip (12), one end of a pull-connection steel rope (37) passes through the steel rope hole (36) to be connected with the pull-connection hoop (35), and the other end of the pull-connection steel rope (37) is fixed on a reinforcement cage (39); or the external support type single-side formwork system and the steel pipe reinforced external wall formwork system are used for reinforcing the formwork (14); the mode of reinforcing the formwork (14) through the external bracing type unilateral formwork system and the steel pipe reinforcing external wall formwork system is specifically as follows: each square steel (5) is clamped by arranging a section steel clamp (30), and the section steel clamp (30) is fixedly connected with the square steel (5) through a threading bolt (22) and then is fixed on the template (14); the outer side of each batten (13) is provided with a telescopic rod, each telescopic rod comprises a first telescopic rod (40) and a second telescopic rod (41), two ends of each first telescopic rod (40) are respectively connected with a telescopic end connecting piece (32) and a profile steel clamp (30), two ends of each second telescopic rod (41) are respectively connected and fixed on the telescopic end connecting piece (32) and the batten (13), and telescopic ends (31) of each first telescopic rod (40) and each second telescopic rod (41) are fixed by adopting the telescopic end connecting piece (32); the telescopic rod telescopic end (31) is arranged between the telescopic rod fixed end (34) and the telescopic end connecting piece (32); fixing a telescopic rod fixing end (34) of a second telescopic rod (41) on the surface of the bottom plate (1) through a fixing clamp (33);
fifthly, pouring concrete: when the concrete is poured, pouring the wall body is performed in a layered manner, and the upper layer concrete is poured before the lower layer is initially set;
step six, removing the template (14): and removing the support system and the formwork (14) after the strength of the concrete meets the requirement.
2. An opening-free formwork system for basement exterior wall formworks, which is characterized by being obtained by the method according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210652618.0A CN114961254B (en) | 2022-06-10 | 2022-06-10 | Construction method of basement exterior wall formwork opening-free formwork supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210652618.0A CN114961254B (en) | 2022-06-10 | 2022-06-10 | Construction method of basement exterior wall formwork opening-free formwork supporting system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114961254A CN114961254A (en) | 2022-08-30 |
| CN114961254B true CN114961254B (en) | 2024-03-01 |
Family
ID=82971598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210652618.0A Active CN114961254B (en) | 2022-06-10 | 2022-06-10 | Construction method of basement exterior wall formwork opening-free formwork supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114961254B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023162A (en) * | 2017-04-17 | 2017-08-08 | 中建四局第五建筑工程有限公司 | Shear wall formwork exempts from drilling construction method and its structure |
| CN109736353A (en) * | 2018-12-28 | 2019-05-10 | 杭州江润科技有限公司 | Construction method of composite single-side formwork deep foundation pit basement outer wall |
| CN112681332A (en) * | 2020-12-03 | 2021-04-20 | 中建六局土木工程有限公司 | Construction method for supporting system by using steel sheet piles in complex environment |
-
2022
- 2022-06-10 CN CN202210652618.0A patent/CN114961254B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023162A (en) * | 2017-04-17 | 2017-08-08 | 中建四局第五建筑工程有限公司 | Shear wall formwork exempts from drilling construction method and its structure |
| CN109736353A (en) * | 2018-12-28 | 2019-05-10 | 杭州江润科技有限公司 | Construction method of composite single-side formwork deep foundation pit basement outer wall |
| CN112681332A (en) * | 2020-12-03 | 2021-04-20 | 中建六局土木工程有限公司 | Construction method for supporting system by using steel sheet piles in complex environment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114961254A (en) | 2022-08-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113090026B (en) | Construction method for combining non-standard layer structure aluminum formwork with wood formwork | |
| CN106760053B (en) | Resettable rigid connection assembly type steel frame infilled wall system and construction method thereof | |
| CN203080911U (en) | Inner formwork for concrete walls at deformation joint | |
| CN208039577U (en) | Half prefabricated prestressed concrete floor slab of figure of eight steel bar girder | |
| CN201202181Y (en) | Connection structure for precast concrete board and beam and construction including the same | |
| CN114232844A (en) | Shear wall system of full-assembly type building and wallboard module prefabricating method thereof | |
| CN213682129U (en) | Deep foundation pit unilateral die carrier | |
| CN114961254B (en) | Construction method of basement exterior wall formwork opening-free formwork supporting system | |
| CN116411712A (en) | Complete construction method for steel rib prestressed concrete superimposed sheet | |
| CN216948729U (en) | High-rise assembled type section steel recycled concrete frame-RC core barrel combined structure | |
| CN218029034U (en) | Opening-free Kong Zhimo system for basement exterior wall template | |
| CN214834809U (en) | Template drilling-free clamp | |
| CN213572478U (en) | A consolidate and waterproof construction for ALC wall body window opening | |
| CN215055279U (en) | Thickness control device for steel plate concrete shear wall symmetrical wall body | |
| CN213115520U (en) | Concrete turn-ups reinforcement tool | |
| CN114197631A (en) | High-rise assembled type steel regeneration concrete frame-core tube structure building system | |
| CN114086758A (en) | Loose-spliced bare concrete arc wall formwork and installation method thereof | |
| CN111719742A (en) | Wall body with steel plates replacing vertical steel bars and full-cast-in-place form-dismantling-free structural system | |
| CN111622494A (en) | Hole-leaving-free construction method for shear wall light steel keel template | |
| CN112359873A (en) | Construction method of guide wall with haunch structure | |
| CN216041969U (en) | Wall body with steel plates replacing vertical steel bars and full-cast-in-place form-dismantling-free structural system | |
| CN220889459U (en) | Anti-floating device for assembled building laminated slab | |
| CN220184735U (en) | Supporting structure based on assembled floor | |
| CN218563046U (en) | Two-sided coincide wallboard door and window entrance to a cave exempts from formwork stripping structure | |
| CN214117170U (en) | Full precast slab and girder steel dry process connection structure of template exempts from |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |