CN112196092A - Basement narrow space outer wall construction structure and construction method thereof - Google Patents
Basement narrow space outer wall construction structure and construction method thereof Download PDFInfo
- Publication number
- CN112196092A CN112196092A CN202011086303.1A CN202011086303A CN112196092A CN 112196092 A CN112196092 A CN 112196092A CN 202011086303 A CN202011086303 A CN 202011086303A CN 112196092 A CN112196092 A CN 112196092A
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- wall
- water stop
- rubber water
- rubber
- narrow space
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- 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
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- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/0038—Implements for finishing work on buildings for fitting sealing strips or like
Abstract
The utility model relates to a narrow space outer wall construction structures of basement, including wall district, the interior support system that is located the strut pile group in the wall district outside, is located the outer support system in the wall district outside and is located the inboard in wall district, the outer support system is including setting up the outer template in the outer beam of canopy and fixed mounting in the canopy on strut pile group, interior support system is including being located the inboard inner formword in wall district, set up the steel reinforcement framework that the length direction in multiunit edge wall district distributes between outer template and the inner formword, be provided with the rubber waterstop between adjacent two sets of steel reinforcement framework, the lower part fixed mounting of rubber waterstop is in the outer template, be provided with the mounting bracket on the canopy and set up the tightening device who is in the tight state with keeping the rubber waterstop on the mounting bracket. The waterproof effect of the rubber water stop is improved by reducing the possibility that the rubber water stop curls in the pouring process of the basement outer wall.
Description
Technical Field
The application relates to the field of building civil engineering construction, in particular to a basement narrow space outer wall construction structure and a construction method thereof.
Background
The clear distance between the outer wall of the engineering basement and the support piles is short (within 400 mm), and when the outer wall formwork is constructed, workers cannot enter the narrow space to support the formwork. Therefore, the construction difficulty is greatly increased, at the moment, a single-side formwork supporting mode is arranged on the inner side of the outer wall, however, in the actual construction process, the possibility of formwork explosion, formwork expansion and even formwork collapse is easily caused by the single-side formwork, and unpredictable quality risks and safety risks are caused.
The existing Chinese patent with the publication number of CN107575025B discloses a basement narrow space outer wall construction structure, which comprises an outer wall steel reinforcement framework, a raft, an inner support system and support piles, wherein the outer wall steel reinforcement framework is arranged at the periphery of an outer wall area; the raft plates are arranged at the bottom of the outer wall area; the inner support system is arranged on the inner side of the outer wall area; the supporting piles are arranged on the outer side of the outer wall area; the narrow space outer wall construction structures of basement still including set up in the outside braced system in the outer wall district outside, the outside braced system includes a plurality of channel-section steels, and is a plurality of the equal vertical equidistant setting of channel-section steel set up in the outer wall district with between the fender pile, just channel-section steel 16# channel-section steel, adjacent two interval between the channel-section steel is 300mm to 600 mm.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: in basement building, generally need set up induced seam on the basement outer wall, form the weak area of structure, induced outer wall here fracture, can reach the effect that the release warp and avoid the outer wall seepage, the weak area comprises half general formula structure seam and rubber waterstop, because the rubber waterstop is flexible, the easy emergence of rubber waterstop is curled or crooked bulge phenomenon at basement outer wall pouring in-process, reduces its water-proof effects.
Disclosure of Invention
In order to reduce the possibility that the rubber water stop takes place to curl in the basement outer wall pouring process, improve the water-proof effects of rubber water stop, one of the purposes of the application provides a basement narrow space outer wall construction structure.
The application provides a narrow space outer wall construction structures of basement adopts following technical scheme:
the utility model provides a narrow space outer wall construction structures of basement, includes wall district, is located the strut pile group in the wall district outside, is located the outer support system in the wall district outside and is located the inboard interior support system of wall district, the outer support system is including setting up the outer form of hat roof beam and fixed mounting in hat roof beam on strut pile group, interior support system is including being located the inboard inner formword in wall district, set up the reinforcement cage that the length direction in multiunit edge wall district distributes between outer form and the inner formword, be provided with the rubber waterstop between adjacent two sets of reinforcement cage, the lower part fixed mounting of rubber waterstop is in the outer form, be provided with the mounting bracket on the hat roof beam and set up on the mounting bracket in order to keep the rubber waterstop to be in the tight device that tightens up state.
By adopting the technical scheme, the outer template is supported on the crown beam on the supporting pile group, and the supporting pile group and the inner template jointly resist the lateral pressure formed in the concrete pouring process of the outer wall, so that the construction quality of the outer wall can be ensured; the cost is lower, and is applicable to all similar narrow space formwork projects, through being provided with the device that tightens, on the one hand for the rubber waterstop is in the state of tightening, effectively reduces the rubber waterstop and pours the possibility that the in-process takes place to curl at the basement outer wall, improves the water-proof effects of rubber waterstop, and on the other hand, effectively reduces the rubber waterstop and pours the in-process because of receiving the impact of concrete thick liquids at the basement outer wall and lead to its possibility of taking place the skew, improves its water-proof effects.
Preferably, the lower part both sides edge of rubber waterstop has seted up the fixed orifices, the inside wall protrusion of exterior sheathing is provided with the clamping screw who wears to locate the fixed orifices, clamping screw threaded connection has the butt nut that is located rubber waterstop both sides respectively.
Through adopting above-mentioned technical scheme, when fixing the rubber waterstop, will be earlier a butt nut fixed screw soon, locate the fixed orifices cover of the lower part of rubber waterstop on the fixed screw of exterior sheathing and the butt in the butt nut, will another butt nut at last precession fixed screw makes its terminal surface butt in the another side of rubber waterstop, thereby realize the fixed to rubber waterstop lower part, the simple operation is quick, and can realize the interval adjustment between rubber waterstop and the exterior sheathing through the rotating position of butt nut.
Preferably, the tightening device comprises a winding drum which is rotatably connected to the mounting frame around the axis of the tightening device and a driving mechanism which drives the winding drum to rotate, and the upper part of the rubber water stop is fixed on the winding drum.
By adopting the technical scheme, the upper part of the rubber water stop is fixed on the winding drum, and the driving mechanism drives the winding drum to rotate, so that the rubber water stop is tensioned.
Preferably, the driving mechanism comprises a rotating shaft connected to the mounting frame in a rotating mode and a driving piece for driving the rotating shaft to rotate, and the winding drum is coaxially fixed and sleeved on the rotating shaft.
Through adopting above-mentioned technical scheme, the rotation of receipts reel is realized through the axis of rotation to the driving piece.
Preferably, the mounting frame is provided with a positioning guide plate located below the winding drum, and the positioning guide plate is provided with a positioning guide groove matched with the cross-sectional shape of the rubber waterstop so as to allow the rubber waterstop to pass through.
Through adopting above-mentioned technical scheme, be provided with location deflector and location guide way, on the one hand, guarantee that the rubber waterstop is in vertical state after taut, the rubber waterstop that is located between interior sheathing and the exterior sheathing, on the other hand, the restriction rubber waterstop is pour the in-process at the basement outer wall and is taken place along the possibility of the width direction skew of rubber waterstop to lead to the rubber waterstop part to take place the fold bulge, reduce its water-proof effects.
Preferably, the tightening device comprises a lifting frame which is connected to the mounting frame along the vertical sliding direction, a clamping assembly which is arranged on the lifting frame and used for clamping and fixing the upper part of the rubber stop belt, and a lifting mechanism which drives the lifting frame to lift and slide.
Through adopting above-mentioned technical scheme, carry out the centre gripping through the centre gripping subassembly to the upper portion of rubber waterstop and fix, follow this and go up through elevating system drive crane along vertical to the realization is to the take-up of rubber waterstop.
Preferably, the centre gripping subassembly includes first splint and second splint, and first splint fixed connection is in the crane, and the second splint slide to be connected in the crane, is provided with between first splint and the second splint and forces the second splint to slide towards being close to first splint direction in order to carry out the fixed elastic component of centre gripping to the rubber waterstop.
Through adopting above-mentioned technical scheme, constructor applys the effort towards keeping away from first splint direction to the second splint earlier for the second splint take place to slide and form the centre gripping mouth that supplies to place the rubber waterstop, and the elastic component has elastic potential energy this moment, places the rubber waterstop between first splint and second splint after that, removes the effort, thereby the elastic component resets and forces the second splint to slide towards being close to first splint direction and fix, and is quick convenient in order to carry out the centre gripping to the rubber waterstop.
Preferably, the upper portion both sides edge of rubber waterstop has all seted up spacing mounting hole, first splint or second splint protrusion are provided with inserts the spacing inserted bar of locating spacing mounting hole.
Through adopting above-mentioned technical scheme, constructor exerts the effort of keeping away from first splint direction to the second splint earlier for the second splint takes place to slide and forms the centre gripping mouth that supplies to place the rubber waterstop, and have the clearance that supplies the rubber waterstop to pass through between spacing inserted bar and first splint or the second splint, place the rubber waterstop between first splint and second splint and make spacing inserted bar aim at in spacing mounting hole, remove the effort, thereby the elastic component resets and forces the second splint to slide towards being close to first splint direction so that spacing inserted bar inserts and locates spacing mounting hole, effectively reduce the possibility of breaking away from between first splint and the second splint of rubber waterstop in-process tightening to the rubber waterstop.
Preferably, the upper circumferential surface of the limiting inserted rod is radially provided with a limiting clamping groove for clamping the hole wall of the limiting mounting hole.
Through adopting above-mentioned technical scheme, spacing draw-in groove has been seted up on the spacing inserted bar, spacing inserted bar is inserted and is located behind the spacing mounting hole, rise at elevating system drive crane and to the taut in-process of rubber waterstop, the last week inner wall butt in spacing draw-in groove of spacing mounting hole, thereby effectively restrict the axial of rubber waterstop along spacing inserted bar and slide, thereby further reduce to pour the in-process rubber waterstop at the basement outer wall and receive the impact force of concrete slurry to lead to the second splint to take place the skew, thereby lead to the possibility that breaks away from between first splint of rubber waterstop and the second splint.
In order to reduce the possibility that the rubber water stop is curled in the pouring process of the basement outer wall and improve the waterproof effect of the rubber water stop, the second purpose of the application provides a construction method of the basement narrow space outer wall construction structure.
A construction method of a basement narrow space outer wall construction structure comprises the following steps:
step S1: arranging an outer side supporting system at the outer side of the wall body area, arranging a crown beam on the supporting pile group, erecting an outer template and arranging a tightening device;
step S2: arranging a rubber water stop, fixing the lower part of the rubber water stop on an outer template, fixing the upper part of the rubber water stop through a tightening device, and tightening to keep the rubber water stop in a tightening state;
step S3: binding steel bar frameworks, namely binding the steel bar frameworks on two sides of the rubber water stop belt, and arranging wood strips or extruded sheets between the two groups of steel bar frameworks according to the depth of the structural joint;
step S4: arranging an inner support system on the inner side of the wall body area, erecting an inner formwork and an inclined support, and fixedly connecting the battens or the extruded sheets to the inner formwork;
step S5: pouring concrete, namely pouring impervious concrete slurry between the outer template and the inner template;
step S6: after the concrete slurry is solidified, the outer support system, the inner support system, the battens or the extruded sheets are disassembled, and waterproof asphalt factice is smeared and filled in the formed structural joints.
Through adopting above-mentioned technical scheme, through being provided with the device that tightens, on the one hand for the rubber waterstop is in the state of tightening, effectively reduces the rubber waterstop and pours the possibility that the in-process takes place to curl at the basement outer wall, improves the water-proof effects of rubber waterstop, and on the other hand effectively reduces the rubber waterstop and pours the in-process at the basement outer wall and leads to its possibility of taking place the skew because of the impact that receives the concrete thick liquids, improves its water-proof effects.
In summary, the present application includes at least one of the following beneficial technical effects:
by arranging the tightening device, on one hand, the rubber water stop is in a tightened state, the possibility of the rubber water stop curling in the process of pouring the basement outer wall is effectively reduced, and the waterproof effect of the rubber water stop is improved, on the other hand, the possibility of the rubber water stop deviating due to the impact of concrete slurry in the process of pouring the basement outer wall is effectively reduced, and the waterproof effect of the rubber water stop is improved;
the positioning guide plate and the positioning guide groove are arranged, so that on one hand, the rubber water stop positioned between the inner template and the outer template is ensured to be in a vertical state after the rubber water stop is tensioned, and on the other hand, the possibility that the rubber water stop deviates along the width direction of the rubber water stop in the pouring process of the basement outer wall is limited, so that the rubber water stop is partially folded and bulged, and the waterproof effect is reduced;
the limiting clamping groove is formed in the limiting insertion rod, the limiting insertion rod is inserted into the limiting mounting hole, the lifting mechanism is driven to lift, the rubber water stop is tensioned, the inner wall of the upper periphery of the limiting mounting hole abuts against the limiting clamping groove, the rubber water stop is effectively limited to slide along the axial direction of the limiting insertion rod, the rubber water stop is further reduced to be subjected to impact force of concrete slurry in the process of pouring the outer wall of the basement, and therefore the second clamping plate is deviated, and therefore the possibility that the rubber water stop is separated from the first clamping plate and the second clamping plate is caused.
Drawings
Fig. 1 is a schematic perspective view of an exterior wall construction structure 1 of a basement narrow space.
Fig. 2 is a side view of an embodiment 1 of an outer wall construction structure of a basement narrow space.
Fig. 3 is a schematic structural view of a tightening device in an embodiment 1 of an outer wall construction structure of a basement narrow space.
Fig. 4 is a schematic view of a connection structure of a rubber water stop and a fixing screw in an outer wall construction structure 1 of a basement narrow space.
Fig. 5 is a schematic structural diagram of a driving mechanism in an embodiment 1 of an outer wall construction structure of a basement narrow space.
Fig. 6 is a schematic structural view of a positioning guide plate in an outer wall construction structure implementation 1 of a basement narrow space.
Fig. 7 is a schematic structural view of a tightening device in the basement narrow space outer wall construction structure implementation 2.
Fig. 8 is a schematic structural view of a clamping assembly in the basement narrow space outer wall construction structure implementation 2.
Fig. 9 is a schematic structural view of a limiting inserted rod in the basement narrow space outer wall construction structure implementation 2.
Description of reference numerals: 1. a wall area; 11. a steel reinforcement cage; 12. a rubber waterstop; 121. a fixing hole; 122. rope tying holes; 123. limiting the mounting hole; 13. extruding a plastic plate; 2. a raft plate; 21. reversely banking; 3. supporting pile groups; 32. chemical bar planting; 4. an outer support system; 41. a crown beam; 42. an outer template; 43. a slideway; 44. fixing the screw rod; 45. abutting against the nut; 5. an inner support system; 51. an inner template; 52. obliquely supporting; 521. a support sleeve; 522. a slide bar; 523. a threaded pipe; 6. a mounting frame; 61. moving the trolley; 62. mounting a plate; 621. a threaded hole; 622. a chute; 63. a traveling wheel; 64. a stepping motor; 65. positioning a guide plate; 66. a positioning guide groove; 7. a tightening device; 71. winding the roll; 711. a tether loop; 72. a hauling rope; 73. a drive mechanism; 731. a rotating shaft; 732. a hand wheel; 733. a limiting hole; 734. a fixing member; 74. a lifting frame; 741. a slider; 75. a clamping assembly; 751. a first splint; 752. a second splint; 754. a limiting inserted rod; 755. a limiting clamping groove; 753. an elastic member; 76. a lifting mechanism; 761. a transmission screw rod; 762. a lifting motor.
Detailed Description
The present application is described in further detail below with reference to figures 1-9.
The embodiment of the application discloses narrow space outer wall construction structure of basement.
Example 1:
a basement narrow space outer wall construction structure, refers to fig. 1 and fig. 2, and comprises a wall area 1, a raft 2 arranged on a foundation, a supporting pile group 3 positioned outside the wall area 1, an outer supporting system 4 positioned outside the wall area 1 and an inner supporting system 5 positioned inside the wall area 1. The supporting pile group 3 comprises a plurality of occlusive piles which are vertically arranged and are mutually occluded, and the plurality of occlusive piles are annularly distributed around the wall body area 1.
The raft 2 in the wall body area 1 is convexly provided with a reverse ridge 21, and the outer support system 4 comprises a crown beam 41 arranged on the upper end face of the secant pile and an outer template 42 which is arranged between the wall body area 1 and the secant pile and is fixedly installed on the crown beam 41. The plate surface of the outer template 42 is vertically arranged, the upper part of the outer template 42 is fixed on the side wall of the crown beam 41 through the chemical planting bar 32, and the lower part of the side wall of the outer template 42 far away from the occlusive pile is abutted against the side wall of the reverse ridge 21. Interior support system 5 is vertical setting and is located 1 inboard inner formworks 51 in wall body region and fixed connection in the inner formworks 51 and keeps away from the bracing 52 of the lateral wall of outer formworks 42, the lower terminal surface butt of inner formworks 51 is in the up end of raft 2, bracing 52 includes that the lower extreme articulates in the support sleeve of raft 2 and slides along the axial and insert the slide bar of locating the support sleeve, the upper end of slide bar articulates in the lateral wall that outer formworks 42 were kept away from to inner formworks 51, the upper end of support sleeve rotates and is connected with screwed pipe 523, the slide bar is for the lead screw of screw fit in screwed pipe 523. In order to facilitate the rotation of the threaded pipe 523, a rotation handle is provided to the threaded pipe 523 to protrude in a radial direction thereof.
Referring to fig. 3 and 4, a plurality of sets of steel reinforcement frameworks 11 distributed along the length direction of the wall body region 1 are arranged between the outer formwork 42 and the inner formwork 51, an extruded sheet 13 and a rubber water stop belt 12 are arranged between two adjacent sets of steel reinforcement frameworks 11, the side wall of the extruded sheet 13 far away from the outer formwork 42 abuts against the inner side wall of the inner formwork 51, the side wall of the lower portion of the extruded sheet 13 close to the outer formwork 42 abuts against the side wall of the reversed ridge 21, and the lower end face of the extruded sheet 13 abuts against the upper end face of the raft 2. The width of the rubber water stop 12 is larger than that of the extruded sheet 13, and the rubber water stop 12 is positioned between the extruded sheet 13 and the outer template 42. Fixing holes 121 are formed in the edges of two sides of the lower portion of the rubber water stop 12, fixing screws 44 penetrating through the fixing holes 121 are arranged on the inner side wall of the outer template 42 in a protruding mode, and the fixing screws 44 are connected with abutting nuts 45 located on two sides of the rubber water stop 12 respectively in a threaded mode.
Referring to fig. 3 and 5, the crown beam 41 is provided with a mounting frame 6 and a tightening device 7 which is arranged on the mounting frame 6 to keep the rubber water stop 12 in a tightened state, the upper end surface of the crown beam 41 is provided with a slideway 43 extending along the length direction of the crown beam, and the slideway 43 is provided with two strips and is distributed along the width direction of the crown beam 41. The mounting frame 6 includes a moving trolley 61 sliding along the length direction of the crown beam 41 and a mounting plate 62 vertically arranged and fixedly connected to the moving trolley 61 on the plate surface, and the mounting plate 62 is provided with two blocks and the crown beam 41 distributed along the length direction. The moving trolley 61 is provided with walking wheels 63 walking in the slide ways 43 and stepping motors 64 driving the walking wheels 63 to rotate, the walking wheels 63 are provided with four walking wheels 63, two walking wheels 63 are correspondingly arranged on each slide way 43, output shafts of the stepping motors 64 are coaxially and fixedly connected to one walking wheel 63, and the stepping motors 64 are fixedly connected to the moving trolley 61.
Referring to fig. 5 and 6, the tightening device 7 includes a winding drum 71 rotatably connected to the mounting plate 62 around its axis, a pulling rope 72 having one end fixedly connected to the winding drum 71 and the other end fixedly connected to the rubber water stop 12, and a driving mechanism 73 for driving the winding drum 71 to rotate, wherein the driving mechanism 73 includes a rotating shaft 731 rotatably connected to the mounting plate 62 and a driving member for driving the rotating shaft 731 to rotate, the driving member is a handwheel 732 coaxially and fixedly connected to the rotating shaft 731 and located outside the mounting plate 62, and the winding drum 71 is coaxially and fixedly sleeved on the rotating shaft 731. Rope tying holes 122 are formed in the two side edges of the upper portion of the rubber water stop 12, a rope tying ring 711 is fixedly connected to the winding drum 71, one end of the traction rope 72 is fixed to the rope tying holes 122, and the other end of the traction rope is fixed to the rope tying ring 711.
The hand wheel 732 is provided with a limiting hole 733, the limiting hole 733 is provided with a plurality of limiting holes 733 which are distributed around the axis of the hand wheel 732, the side wall of the mounting plate 62 is provided with a threaded hole 621, the hand wheel 732 is provided with a fixing piece 734 which limits the rotation of the hand wheel 732, and the fixing piece 734 is a bolt which penetrates through the limiting hole 733 and is in threaded connection with the threaded hole 621. A positioning guide plate 65 which is horizontally arranged and is positioned below the winding drum 71 is arranged between the two mounting plates 62, and a positioning guide groove 66 which is matched with the cross section of the rubber water stop 12 in shape and is used for the rubber water stop 12 to pass through is formed in the positioning guide plate 65.
Example 2:
referring to fig. 7 and 8, the present embodiment is different from embodiment 1 in that the opposite side walls of the two mounting plates 62 are provided with sliding grooves 622 extending vertically, and the tightening device 7 includes a lifting frame 74 located between the two mounting plates 62 and slidably connected to the mounting plates 62 vertically, a clamping assembly 75 disposed on the lifting frame 74 for clamping and fixing the upper portion of the rubber stopper, and a lifting mechanism 76 for driving the lifting frame 74 to slide up and down.
The both sides correspondence of crane 74 is provided with the slider 741 of sliding connection in spout 622, and elevating system 76 includes that the axis is vertical setting and rotates the transmission lead screw 761 and the drive transmission lead screw 761 pivoted elevator motor 762 of connecting in the inner wall of spout 622, and slider 741 is worn to locate by transmission lead screw 761 screw thread, and the coaxial fixed connection in transmission lead screw 761 of output shaft of elevator motor 762, elevator motor 762 fixed connection in the up end of mounting panel 62.
The clamping assembly 75 comprises a first clamping plate 751 and a second clamping plate 752, the first clamping plate 751 is fixedly connected to the lifting frame 74, the second clamping plate 752 is connected to the lifting frame 74 in a sliding mode along the horizontal direction, and an elastic piece 753 which forces the second clamping plate 752 to slide towards the direction close to the first clamping plate 751 to clamp and fix the rubber water stop 12 is arranged between the first clamping plate 751 and the second clamping plate 752. The elastic member 753 is an extension spring having one end fixedly connected to the first clamping plate 751 and the other end fixedly connected to the second clamping plate 752. The rubber water stop 12 has limiting mounting holes 123 formed in both side edges of the upper portion thereof, the first clamping plate 751 or the second clamping plate 752 is provided with a limiting insertion rod 754 in a protruding manner, the limiting insertion rod 754 is fixedly connected to the first clamping plate 751 in the embodiment, and the second clamping plate 752 is provided with a through hole for the limiting insertion rod 754 to pass through.
Referring to fig. 9, a limiting clamping groove 755 for clamping the hole wall of the limiting mounting hole 123 is radially formed in the upper circumferential surface of the limiting insertion rod 754, after the limiting insertion rod 754 is inserted into the limiting mounting hole 123, the lifting frame 74 is driven by the lifting mechanism 76 to ascend to tighten the rubber water stop 12, the inner wall of the upper circumference of the limiting mounting hole 123 abuts against the limiting clamping groove 755, so that the rubber water stop 12 is effectively limited to slide along the axial direction of the limiting insertion rod 754, and the possibility that the rubber water stop 12 is deviated by the impact force of concrete slurry on the second clamping plate 752 in the process of pouring the outer wall of the basement is further reduced, and the rubber water stop 12 is separated from the first clamping plate 751 and the second clamping plate 752.
The embodiment of the application also discloses a construction method of the basement narrow space outer wall construction structure. Example 1:
a construction method of a basement narrow space outer wall construction structure comprises the following steps:
step S1: arranging an outer side support system on the outer side of the wall body area 1, wherein the outer side support system comprises a crown beam 41 arranged on a support pile group 3, a concrete reverse ridge 21 corresponding to the wall body area 1 is arranged on a raft 2, an outer template 42 is erected, the upper part of the outer template 42 is fixedly connected to the side wall of the crown beam 41 through a chemical planting bar 32, and the side wall of the lower part of the outer template 42 is abutted against the side wall of the reverse ridge 21; a tightening device 7 is arranged, and the travelling wheel 63 on the travelling car 61 is clamped and embedded on the slideway 43 by hoisting the travelling car 61 to the crown beam 41 through a crane;
step S2: setting the rubber water stop 12, including step S21, fixing the lower part of the rubber water stop 12 to the outer formwork 42, which is embodied as: firstly, screwing a fixing screw 44 on one abutting nut 45, then sleeving a fixing hole 121 at the lower part of the rubber water stop belt 12 on the fixing screw 44 of the outer template 42 and abutting against the abutting nut 45, and finally screwing the other abutting nut 45 into the fixing screw 44 to enable the end surface of the other abutting nut 45 to abut against the other surface of the rubber water stop belt 12, thereby realizing the fixation of the lower part of the rubber water stop belt 12;
step S22, the tightening device 7 fixes and tightens the upper portion of the rubber water stop 12 so as to keep the rubber water stop 12 in a tightened state, which is specifically represented as: the upper part of the rubber water stop 12 penetrates through a guide positioning groove on a guide positioning plate, one end of a traction rope 72 is fixed to a rope tying hole 122, the other end of the traction rope is fixedly connected to a rope tying ring 711 on a winding drum 71, a constructor rotates a hand wheel 732 to drive a rotating shaft 731 to rotate so as to realize the rotation of the winding drum 71, then the rubber water stop 12 is tensioned, and after the tensioning is finished, a fixing piece 734 penetrates through a limiting hole 733 and is in threaded connection with a threaded hole 621 on a mounting plate 62, so that the rotation of the hand wheel 732 is limited;
step S3: binding steel bar frameworks 11, binding the steel bar frameworks 11 at two sides of the rubber water stop belt 12, and arranging wood bars or extruded sheets 13 between the two groups of steel bar frameworks 11 according to the depth of the structural joint;
step S4: an inner support system 5 is arranged on the inner side of the wall body area 1, and comprises an inner supporting template 51, an inclined support 52 and a batten or extruded sheet 13 fixedly connected to the inner template 51, which is characterized in that: one end of the support sleeve is arranged on the raft 2, one end of the sliding rod 522 is arranged on the inner template 51, the sliding position of the sliding rod 522 is adjusted by rotating the threaded pipe 523, so that the length of the inclined support 52 is adjusted until the inner template 51 is in a vertical position, and the inner wall of the inner template 51 is abutted against the side wall of the batten or the extruded sheet 13;
step S5: pouring concrete, namely pouring concrete slurry between the outer template 42 and the inner template 51;
step S6: after the concrete slurry is solidified, the outer support system 4, the inner support system 5 and the battens or extruded sheets 13 are dismantled, impervious concrete 31 is poured between the formed wall and the support pile group 3, and waterproof asphalt paste is smeared and filled in the formed structural joints.
When the extension length of the wall body is longer, a plurality of induction joints are needed to be arranged, one induction joint is arranged at intervals of 5-10M, the movable trolley 61 is driven to slide along the length direction of the crown beam 41 by starting the stepping motor 64, so that the movement of the tightening device 7 is realized, and the sectional construction can be adopted.
Example 2:
a construction method of a basement narrow space outer wall construction structure comprises the following steps:
step S1: arranging an outer side support system on the outer side of the wall body area 1, wherein the outer side support system comprises a crown beam 41 arranged on a support pile group 3, a concrete reverse ridge 21 corresponding to the wall body area 1 is arranged on a raft 2, an outer template 42 is erected, the upper part of the outer template 42 is fixedly connected to the side wall of the crown beam 41 through a chemical planting bar 32, and the side wall of the lower part of the outer template 42 is abutted against the side wall of the reverse ridge 21; a tightening device 7 is arranged, and the travelling wheel 63 on the travelling car 61 is clamped and embedded on the slideway 43 by hoisting the travelling car 61 to the crown beam 41 through a crane;
step S2: setting the rubber water stop 12, including step S21, fixing the lower part of the rubber water stop 12 to the outer formwork 42, which is embodied as: firstly, screwing a fixing screw 44 on one abutting nut 45, then sleeving a fixing hole 121 at the lower part of the rubber water stop belt 12 on the fixing screw 44 of the outer template 42 and abutting against the abutting nut 45, and finally screwing the other abutting nut 45 into the fixing screw 44 to enable the end surface of the other abutting nut 45 to abut against the other surface of the rubber water stop belt 12, thereby realizing the fixation of the lower part of the rubber water stop belt 12;
step S22, the tightening device 7 fixes and tightens the upper portion of the rubber water stop 12 so as to keep the rubber water stop 12 in a tightened state, which is specifically represented as: the constructor firstly applies an acting force to the second clamping plate 752 in the direction far away from the first clamping plate 751 to enable the second clamping plate 752 to slide to form a clamping opening for placing the rubber water stop 12, a gap for the rubber water stop 12 to pass is formed between the limiting insertion rod 754 and the second clamping plate 752, the rubber water stop 12 is placed between the first clamping plate 751 and the second clamping plate 752 to enable the limiting insertion rod 754 to be aligned to the limiting mounting hole 123, the acting force is removed, the elastic member 753 resets to force the second clamping plate 752 to slide in the direction close to the first clamping plate 751 to enable the limiting insertion rod 754 to be inserted into the limiting mounting hole 123 and enable the upper peripheral inner wall of the limiting mounting hole 123 to abut against the limiting clamping groove 755, and finally the lifting motor 762 rotates to drive the transmission screw 761 to rotate to drive the lifting frame 74 to ascend, and further tension the rubber water stop 12;
step S3: binding steel bar frameworks 11, binding the steel bar frameworks 11 at two sides of the rubber water stop belt 12, and arranging wood bars or extruded sheets 13 between the two groups of steel bar frameworks 11 according to the depth of the structural joint;
step S4: an inner support system 5 is arranged on the inner side of the wall body area 1, and comprises an inner supporting template 51, an inclined support 52 and a batten or extruded sheet 13 fixedly connected to the inner template 51, which is characterized in that: one end of the support sleeve is arranged on the raft 2, one end of the sliding rod 522 is arranged on the inner template 51, the sliding position of the sliding rod 522 is adjusted by rotating the threaded pipe 523, so that the length of the inclined support 52 is adjusted until the inner template 51 is in a vertical position, and the inner wall of the inner template 51 is abutted against the side wall of the batten or the extruded sheet 13;
step S5: pouring concrete, namely pouring concrete slurry between the outer template 42 and the inner template 51;
step S6: after the concrete slurry is solidified, the outer support system 4, the inner support system 5 and the battens or extruded plates 13 are dismantled, and waterproof asphalt factice is smeared and filled in the formed structural joints.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a narrow space outer wall construction structure of basement which characterized in that: including wall body district (1), be located the strut pile group (3) in wall body district (1) outside, be located outer support system (4) in wall body district (1) outside and be located inboard interior support system (5) in wall body district (1), outer support system (4) including set up crown beam (41) and fixed mounting in the exterior sheathing (42) of crown beam (41) on strut pile group (3), interior support system (5) including being located inboard interior sheathing (51) in wall body district (1), set up reinforcing bar skeleton (11) that the length direction of multiunit along wall body district (1) distributes between exterior sheathing (42) and interior sheathing (51), be provided with rubber waterstop (12) between adjacent two sets of reinforcing bar skeleton (11), the lower part fixed mounting in exterior sheathing (42) of rubber waterstop (12), be provided with mounting bracket (6) on crown beam (41) and set up in order to keep rubber waterstop (12) to be in the tight state of tightening the tight state on mounting bracket (6) A tightening device (7).
2. The construction structure of the outer wall of the basement narrow space as claimed in claim 1, wherein: fixing holes (121) are formed in the edges of two sides of the lower portion of the rubber water stop (12), fixing screws (44) penetrating through the fixing holes (121) are arranged on the inner side wall of the outer template (42) in a protruding mode, and the fixing screws (44) are connected with abutting nuts (45) located on two sides of the rubber water stop (12) respectively in a threaded mode.
3. The construction structure of the outer wall of the basement narrow space as claimed in claim 1, wherein: the tightening device (7) comprises a winding drum (71) which is rotatably connected to the mounting frame (6) around the axis of the tightening device and a driving mechanism (73) which drives the winding drum (71) to rotate, and the upper part of the rubber water stop (12) is fixed on the winding drum (71).
4. The construction structure of the outer wall of the basement narrow space as claimed in claim 3, wherein: the driving mechanism (73) comprises a rotating shaft (731) which is rotatably connected to the mounting rack (6) and a driving piece which drives the rotating shaft (731) to rotate, and the winding drum (71) is coaxially fixed and sleeved on the rotating shaft (731).
5. The construction structure of the outer wall of the basement narrow space as claimed in claim 3, wherein: the mounting rack (6) is provided with a positioning guide plate (65) located below the winding drum (71), and the positioning guide plate (65) is provided with a positioning guide groove (66) matched with the cross section shape of the rubber water stop (12) to allow the rubber water stop (12) to penetrate.
6. The construction structure of the outer wall of the basement narrow space as claimed in claim 1, wherein: the tightening device (7) comprises a lifting frame (74) which is connected with the mounting frame (6) in a sliding mode along the vertical direction, a clamping component (75) which is arranged on the lifting frame (74) and used for clamping and fixing the upper portion of the rubber stop belt, and a lifting mechanism (76) which drives the lifting frame (74) to lift and slide.
7. The construction structure of the outer wall of the basement narrow space as claimed in claim 6, wherein: the clamping assembly (75) comprises a first clamping plate (751) and a second clamping plate (752), the first clamping plate (751) is fixedly connected to the lifting frame (74), the second clamping plate (752) is connected to the lifting frame (74) in a sliding mode, and an elastic piece (753) which forces the second clamping plate (752) to slide towards the direction close to the first clamping plate (751) so as to clamp and fix the rubber water stop (12) is arranged between the first clamping plate (751) and the second clamping plate (752).
8. The construction structure of the outer wall of the basement narrow space as claimed in claim 7, wherein: the rubber water stop (12) is characterized in that limiting mounting holes (123) are formed in the edges of two sides of the upper portion of the rubber water stop, and limiting insertion rods (754) inserted into the limiting mounting holes (123) are arranged on the first clamping plate (751) or the second clamping plate (752) in a protruding mode.
9. The construction structure of the outer wall of the basement narrow space as claimed in claim 8, wherein: the upper circumferential surface of the limiting inserted rod (754) is provided with a limiting clamping groove (755) along the radial direction for clamping the hole wall of the limiting mounting hole (123).
10. A construction method of a basement narrow space outer wall construction structure is characterized in that: the method comprises the following steps:
step S1: arranging an outer support system (4) on the outer side of the wall body area (1), arranging a crown beam (41) on the support pile group (3), erecting an outer template (42) and arranging a tightening device (7);
step S2: arranging a rubber water stop (12), fixing the lower part of the rubber water stop (12) to an outer template (42), and fixing and tensioning the upper part of the rubber water stop (12) through a tensioning device (7) to keep the rubber water stop (12) in a tensioned state;
step S3: binding steel bar frameworks (11), binding the steel bar frameworks (11) at two sides of the rubber water stop belt (12), and arranging wood bars or extruded sheets (13) between the two groups of steel bar frameworks (11) according to the depth of the structural joint;
step S4: an inner support system (5) is arranged on the inner side of the wall body area (1), an inner formwork (51) and an inclined support (52) are erected, and a batten or an extruded sheet (13) is fixedly connected to the inner formwork (51);
step S5: pouring concrete, namely pouring impervious concrete slurry between the outer template (42) and the inner template (51);
step S6: after the concrete slurry is solidified, the outer support system (4), the inner support system (5) and the battens or extruded sheets (13) are disassembled, and waterproof asphalt factice is smeared and filled in the formed structural joints.
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| CN202011086303.1A CN112196092B (en) | 2020-10-12 | 2020-10-12 | Basement narrow space outer wall construction structure and construction method thereof |
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| CN202011086303.1A CN112196092B (en) | 2020-10-12 | 2020-10-12 | Basement narrow space outer wall construction structure and construction method thereof |
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