CN212715900U - Early-dismantling template system for supporting first and then shaping - Google Patents
Early-dismantling template system for supporting first and then shaping Download PDFInfo
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- CN212715900U CN212715900U CN202021536005.3U CN202021536005U CN212715900U CN 212715900 U CN212715900 U CN 212715900U CN 202021536005 U CN202021536005 U CN 202021536005U CN 212715900 U CN212715900 U CN 212715900U
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Abstract
The utility model relates to a form-fixing early-dismantling template system with the functions of supporting first and then shaping, which comprises a supporting system and a template system; the supporting system comprises a supporting frame body, a top support, a supporting beam and a beam bottom supporting device; the support frame body is an integral support formed by erecting scaffold steel pipes; the jacking comprises an early-dismantling jacking and a common jacking; the supporting beams comprise plate bottom supporting beams and beam bottom supporting beams; the template system comprises a floor template, a rear dismantling base plate, a beam side template and a beam bottom template, wherein the floor template is positioned on the bottom support beam; the beam bottom template is positioned on the upper side of the beam bottom supporting device, and the beam side templates are respectively positioned on two sides of the beam bottom template. The utility model discloses greatly reduced the strength and the rigidity requirement of typical forms to reduce the weight of typical forms, cost and the processing degree of difficulty, the effectual problem of having solved the typical forms and being difficult to adapt to whole support system has bigger range of application.
Description
Technical Field
The utility model belongs to the technical field of building engineering, a early formwork system of tearing open is related to, in particular to earlier prop up and after dress design early formwork system of tearing open.
Background
The early-dismantling formwork is a formwork supporting device and a method adopted for realizing early dismantling of a floor formwork, and the working principle is that a plate is dismantled without dismantling columns, the floor formwork and part of supporting vertical rods can be dismantled only when the strength of concrete reaches 50% of the design strength, most of the supporting vertical rods and adjustable supports still keep a supporting state, and when the strength of the concrete reaches the design requirement, all the supporting vertical rods are dismantled. The early-dismantling formwork is divided into a first support and then assembly method and a first assembly and then assembly method according to the construction sequence, and is divided into an integral supporting system and a single-rod supporting system according to the type of the supporting system. The method of supporting and installing the template comprises the steps of firstly building a template supporting system and then installing the template; the method of firstly installing and then supporting is to install the template and then support or install the template and support at the same time; the integral supporting system is constructed by adopting various types of scaffold steel pipes to support and erect the formworks into an integral frame body and adopting a first-support and later-installation method; the single-rod supporting system is characterized in that each supporting vertical rod is independently arranged, and the single-rod supporting system is constructed by adopting a first mounting and then constructing method. The support frame body of the integral support system has larger support capacity and stability, and has small requirements on the strength and the rigidity of the template, but the integral support upright rod erected by adopting a first support and later installation method of the integral support system is difficult to realize accurate positioning, and the shaping template is difficult to adapt to the first support and later installation method; the upright rod of the single-rod support system has no stability, and the stability of the whole template system can be ensured only by the template with higher strength and rigidity, so that the weight, the manufacturing cost and the processing difficulty of the template are increased, and the application range of the shaping template and the early-dismantling template technology is greatly reduced; at present, the single-rod support system and the method of firstly mounting and then mounting are mostly adopted for the sizing templates such as the steel frame plywood template, the ribbed plastic template, the aluminum alloy and the like, and the templates are only applied to high-rise buildings with small structural change at present due to the large weight, high manufacturing cost and poor size adaptability. If the shaping template can be applied to an early-dismantling template system with integral support after being supported first, the weight, the manufacturing cost and the processing difficulty of the template can be greatly reduced, and the application range of the template is greatly enlarged.
Disclosure of Invention
The utility model aims at providing an earlier prop up and after dress design and early tear template system open, this early tear template system open greatly reduced the strength and the rigidity requirement of typical forms to reduce the weight of typical forms, cost and the processing degree of difficulty, the effectual problem that has solved prior art existence.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a first-support later-fixing early-dismantling template system comprises a support system and a template system;
the supporting system comprises a supporting frame body, a top support, a supporting beam and a beam bottom supporting device; the support frame body is an integral support formed by erecting scaffold steel pipes and comprises a plate bottom rear-dismantling support upright rod, a plate bottom early-dismantling support upright rod, a beam bottom rear-dismantling support upright rod, a beam bottom early-dismantling support upright rod and a connecting cross rod; the top support comprises an early-dismantling top support and a common top support, the early-dismantling top support is respectively positioned at the upper ends of the plate bottom early-dismantling supporting vertical rod and the beam bottom late-dismantling supporting vertical rod, and the common top support is respectively positioned at the upper ends of the plate bottom early-dismantling supporting vertical rod and the beam bottom early-dismantling supporting vertical rod; the supporting beams comprise a plate bottom supporting beam and a beam bottom supporting beam, and the plate bottom supporting beam and the beam bottom supporting beam are respectively positioned on an early-dismantling top support and a common top support at the corresponding plate bottom and the beam bottom; the beam bottom supporting devices are arranged on the beam bottom supporting beams at intervals;
the template system comprises a floor template, a rear dismantling backing plate, beam side templates and a beam bottom template, wherein the floor template is positioned on a plate bottom supporting beam and is formed by linearly splicing a plurality of shaping templates, triangular notches are arranged at the corners of the shaping templates corresponding to the plate bottom rear dismantling supporting vertical rods, the triangular notches of four adjacent shaping templates are enclosed to form backing plate notches with the contour consistent with that of the rear dismantling backing plate, and the rear dismantling backing plate is positioned in the backing plate notches formed by enclosing the shaping templates;
the beam bottom template is positioned on the upper side of the beam bottom supporting device, the beam side templates are respectively positioned on two sides of the beam bottom template, the lower ends of the beam side templates are respectively and vertically connected with two side edges of the beam bottom template, and the upper ends of the beam side templates are respectively spliced with the corresponding side internal corners of the floor template;
the plate bottom rear-dismantling supporting vertical rods are uniformly arranged along the middle part of the floor slab formwork, and the plate bottom early-dismantling supporting vertical rods are arranged between the plate bottom rear-dismantling supporting vertical rods and the beam or between the plate bottom rear-dismantling supporting vertical rods and the wall column; the beam bottom rear-dismantling supporting vertical rods are uniformly arranged in the beam span along the central line of the beam bottom, and the beam bottom early-dismantling supporting vertical rods are arranged between the beam bottom rear-dismantling supporting vertical rods and a wall or between the beam bottom rear-dismantling supporting vertical rods and a column; the adjacent supporting upright rods are connected through a connecting cross rod to form a stable integral support.
The utility model discloses a further technical scheme is: the early-dismantling top support comprises an early-dismantling top support screw rod, a top plate, an early-dismantling support, a first early-dismantling adjusting nut and a second early-dismantling adjusting nut, the top plate is arranged at the top of the early-dismantling top support screw rod and is connected with the early-dismantling top support screw rod in a welding manner, the early-dismantling support movable sleeve is arranged at the outer side of the early-dismantling top support screw rod, the first early-dismantling adjusting nut and the second early-dismantling adjusting nut are respectively matched with the early-dismantling top support screw rod in a threaded manner and are positioned below the early-dismantling support, the lower end of the early-dismantling top support screw rod is respectively positioned at the upper end of a support upright rod and a support upright rod after dismantling at the bottom of a corresponding plate, the first early-dismantling adjusting nut supports the upper end of the support upright rod after dismantling correspondingly, the second early-dismantling adjusting nut supports the lower side of the early-dismantling support, the height of the top plate can be adjusted by rotating the first early-dismantling adjusting nut.
The utility model discloses a further technical scheme is: the utility model discloses a support pole setting, including ordinary top support lead screw, layer board and adjusting nut, ordinary top support is including ordinary top support lead screw, layer board and adjusting nut, the layer board sets up in ordinary top support lead screw top and passes through welded connection with ordinary top support lead screw, and adjusting nut and ordinary top support lead screw thread fit, the lower extreme of ordinary top support lead screw is fixed a position respectively and is early torn open at the bottom of the board that corresponds and support pole setting and the roof beam and early tear open and support the pole setting upper end, and adjusting nut supports the upper end that supports the pole setting in the early tearing open of correspondence, through the height.
The utility model discloses a further technical scheme is: the beam bottom supporting device comprises a supporting transverse ridge, a handle, a nut, a screw, a lantern ring, a movable stopper and a fixed stopper, wherein the nut and the fixed stopper are respectively connected to two ends of the supporting transverse ridge; the movable stopper is connected with the lantern ring, the screw rod penetrates through the nut and is in threaded fit with the nut, one end of the screw rod penetrating through the nut abuts against the outer side of the movable stopper, the handle is connected with one end of the screw rod, which is far away from the movable stopper, and the movable stopper and the lantern ring can be driven to slide along the supporting transverse ridge by rotating the screw rod through the handle; the supporting transverse ribs are formed by processing and manufacturing square steel pipes, and the cross sections of the lantern rings correspond to the cross sections of the supporting transverse ribs; the movable stopper and the fixed stopper are made of angle steel, the fixed stopper is connected with the supporting transverse ridge in a welding manner, and the nut is connected with the supporting transverse ridge in a welding manner; the movable stopper is connected with the lantern ring through welding.
The utility model discloses a further technical scheme is: the support frame body is an integral support which is formed by erecting any one type of scaffold steel pipes of a fastener type, a bowl buckle type, a disc buckle type, a wheel buckle type and a key groove type.
The utility model discloses a further technical scheme is: the overall dimension of the rear dismantling backing plate is larger than that of the top plate of the early dismantling jacking.
The utility model relates to an earlier prop up after the dress and stereotype early tear template system open has following beneficial effect owing to adopt above-mentioned technical scheme:
1. the utility model discloses a support frame body is by any type scaffold steel pipe set up the whole support that any type scaffold steel pipe such as general fastener formula, bowl knot formula, dish knot formula, wheel knot formula, keyway formula on the existing market set up, it not only has the bearing capacity who bears template, concrete and construction load, still has the stability of guaranteeing the stability of whole template system, for single-pole support, greatly reduced the intensity and the rigidity requirement of template to greatly reduced the weight of template, the processing degree of difficulty, greatly reduced the cost of template system; in addition, as the template is simple to process, part of non-standard size template components are convenient to process on site according to the actual size, the adaptability of the template can be greatly improved, and the template has a larger application range;
2. the utility model adopts the construction method of supporting first and then loading, a gap larger than the early-dismantling top supporting plate is reserved on the floor slab template, and finally the gap is blocked by the late-dismantling backing plate, thus the position of the late-dismantling supporting upright rod can be allowed to have a certain deviation with the size of the floor slab template, thereby solving the problem that the shaping template is difficult to adapt to the integral supporting system;
3. the utility model keeps the beam bottom template and then detaches, the beam side template, the floor slab template, the beam bottom supporting beam and the plate bottom supporting beam all realize early detaching, and the beam template and the floor slab template are well integrated into a set of early detaching system with perfect technology;
4. the beam bottom supporting device integrates the beam bottom supporting small beam and the beam side template bottom supporting into a whole, the beam bottom supporting is designed into a tool structure, the advantages of reliable reinforcement, convenient and fast construction, repeated turnover use and a large amount of materials conservation are achieved, the beam bottom supporting device is suitable for early formwork removal systems, the application range is wide, and the popularization value is very high.
The following describes a form system of the present invention with a form system of a first support, a later fixing and an early dismantling with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a bottom view (omitting top support) of the early-dismantling formwork system with first support and later shaping of the utility model;
fig. 2 is a front view of the present invention;
fig. 3 is a side view of the present invention;
FIG. 4 is a bottom view of the early dismantled template system with its early dismantled components removed after the early dismantling of the utility model;
FIG. 5 is a front view of the present invention with the early disconnect elements removed;
FIG. 6 is a side view of the present invention with the early disconnect unit removed;
FIG. 7 is a schematic structural view of a sizing die plate;
FIG. 8 is a schematic view of the construction of the rear release liner;
FIG. 9 is a front view of the early removal jacking;
FIG. 10 is a side view of the early release jacking;
FIG. 11 is a front view of a conventional jack;
FIG. 12 is a side view of a conventional jacking;
FIG. 13 is a front view of the beam bottom support apparatus;
FIG. 14 is a top view of the beam bottom support apparatus;
FIG. 15 is a side view of the beam bottom support apparatus;
fig. 16 is a schematic structural diagram of the beam side template and the beam bottom template positioned on the beam bottom rear-dismantling supporting upright rod through the beam bottom supporting device and the beam bottom supporting beam;
the reference numbers illustrate: 1-beam bottom rear dismantling supporting upright rod, 2-early dismantling top support, 21-early dismantling top support screw rod, 22-first early dismantling adjusting nut, 23-second early dismantling adjusting nut, 24-early dismantling support, 25-top plate, 3-beam bottom supporting beam, 4-beam bottom supporting device, 401-handle, 402-nut, 403-screw rod, 404-movable stopper, 405-supporting transverse ridge, 406-fixed stopper, 407-lantern ring, 5-beam side template, 6-beam bottom template, 7-floor template, 71-shaped template, 711-triangular notch, 72-base plate notch, 8-plate bottom supporting beam, 9-rear dismantling base plate, 10-plate bottom rear dismantling upright rod, 11-common top support, 1101-common top support screw rod, 1102-adjusting nuts, 1103-supporting plates, 12-early-dismantling supporting vertical rods at the plate bottoms, 13-connecting cross rods and 14-early-dismantling supporting vertical rods at the beam bottoms.
Detailed Description
As shown in fig. 1 to 16, the present invention relates to a form-fixing early-dismantling formwork system, which comprises a supporting system and a formwork system.
The utility model discloses a support system which comprises a support frame body, a top support, a support beam and a beam bottom support device 4; the support frame body is an integral support formed by erecting any type of scaffold steel pipes in a fastener type, a bowl buckle type, a disc buckle type, a wheel buckle type and a key groove type, has the bearing capacity of bearing a formwork, concrete and construction load, and has the stability of ensuring the stability of the whole formwork system, and in the embodiment, the support frame body comprises a plate bottom rear-dismantling support upright rod 10, a plate bottom early-dismantling support upright rod 12, a beam bottom rear-dismantling support upright rod 1, a beam bottom early-dismantling support upright rod 14 and a connecting cross rod 13; the top support comprises an early-dismantling top support 2 and a common top support 11, the early-dismantling top support 2 is respectively positioned at the upper ends of a plate bottom early-dismantling supporting upright rod 10 and a beam bottom late-dismantling supporting upright rod 1, and the common top support 11 is respectively positioned at the upper ends of a plate bottom early-dismantling supporting upright rod 12 and a beam bottom early-dismantling supporting upright rod 14; the supporting beams comprise a plate bottom supporting beam 8 and a beam bottom supporting beam 3, and the plate bottom supporting beam 8 and the beam bottom supporting beam 3 are respectively positioned on an early-dismantling top support 2 and a common top support 11 at the corresponding plate bottom and beam bottom positions; the beam bottom supporting devices 4 are arranged on the beam bottom supporting beam 3 at intervals, and the plate bottom supporting beam 8 and the beam bottom supporting beam 3 have bearing capacity for bearing templates, concrete and construction load.
The utility model discloses a template system includes floor form 7, after tear backing plate 9, roof beam side form 5 and roof beam bottom template 6 open, floor form 7 is located a board end supporting beam 8, as shown in fig. 5 to 7, floor form 7 is formed by polylith typical forms 71 sharp concatenation, and the bight of the position department that supporting pole setting 10 corresponds is torn open behind typical forms 71 and the board end is equipped with triangle-shaped breach 711, and four adjacent typical forms 71's triangle-shaped breach 711 encloses to close and forms and tear backing plate breach 72 unanimous with the back backing plate 9 appearance profile open, after tear backing plate 9 open the location and enclose in closing the backing plate breach 72 that forms at typical forms 71. The beam bottom formwork 6 is located on the upper side of the beam bottom supporting device 4, the beam side formworks 5 are located on two sides of the beam bottom formwork 6 respectively, the lower ends of the beam side formworks 5 are connected with two side edges of the beam bottom formwork 6 respectively in a perpendicular mode, and the upper ends of the beam side formworks 5 are spliced with side internal corners corresponding to the floor slabs 7 respectively.
During construction, the plate bottom rear-dismantling support upright posts 10 are uniformly arranged at intervals along the middle part of the floor slab formwork 7, and the distance between the plate bottom rear-dismantling support upright posts 10 is determined by the floor slab support system stress calculation; the slab bottom early-dismantling supporting upright stanchion 12 is arranged between the slab bottom later-dismantling supporting upright stanchion 10 and a beam, or between the slab bottom later-dismantling supporting upright stanchion 10 and a wall column; the beam bottom rear-dismantling supporting vertical rods 1 are uniformly arranged in a beam span along the central line of the beam bottom, and the distance between the beam bottom rear-dismantling supporting vertical rods 1 is determined by the stress calculation of a beam supporting system; of course, the distance between the beam bottom rear-dismantling support vertical rods 1 can also be set to be the same as the distance between the plate bottom rear-dismantling support vertical rods 10, or be an integer multiple of the distance between the plate bottom rear-dismantling support vertical rods 10; the beam bottom early-dismantling supporting upright stanchions 14 are arranged between the beam bottom later-dismantling supporting upright stanchions 1 and a wall or between the beam bottom later-dismantling supporting upright stanchions 1 and a column, and adjacent supporting upright stanchions are connected through the connecting cross rods 13 to form a stable integral support.
In addition, the length of the floor slab template 7 perpendicular to the direction of the slab bottom support beams 8 is consistent with the distance between the slab bottom rear-dismantling support upright stanchions 10 in the corresponding direction, or the distance between the slab bottom rear-dismantling support upright stanchions 10 on the outermost edge of the corresponding direction and the beam edge (or wall edge); the width of one shaping template of the floor template 7 parallel to the direction of the plate bottom support beam 8 or the width of a plurality of shaping templates after splicing is consistent with the distance between the plate bottom rear-dismantling support upright stanchions 10 in the corresponding direction, or the distance between the plate bottom rear-dismantling support upright stanchions 10 on the outermost side of the corresponding direction and the beam side (or wall side); and one corner of four shaping templates is intersected at the position of each plate bottom rear-detaching supporting upright rod 10 to form a base plate notch 72.
As shown in fig. 9 and 10, the early-dismantling jack 2 includes an early-dismantling jack screw 21, a top plate 25, an early-dismantling jack 24, a first early-dismantling adjusting nut 22 and a second early-dismantling adjusting nut 23, wherein the top plate 25 is arranged at the top of the early-dismantling jack screw 21 and is connected with the early-dismantling jack screw 21 by welding; in the embodiment, the overall dimension of the rear dismantling backing plate 9 is larger than the overall dimension of the top plate 25 of the early dismantling jacking 2, a construction method of supporting and installing the supporting system is adopted, the floor slab formwork 7 is installed, and finally the backing plate notch 72 on the floor slab formwork 7 is sealed by the rear dismantling backing plate 9, so that the position of the supporting and erecting rod and the dimension of the floor slab formwork 9 are allowed to have a certain deviation, and the problem that the shaped formwork is difficult to adapt to construction by the supporting and installing method is solved; early tear support 24 movable sleeve open and locate early tear the top support lead screw 21 outside early, first early tear adjusting nut 22 open and early tear adjusting nut 23 open with early tear the top support lead screw 21 screw-thread fit and lie in early tear support 24 below early tear respectively, early tear the lower extreme of top support lead screw 21 open respectively and support pole setting 10 and the roof beam bottom after tearing open support pole setting 1 upper end after corresponding board bottom, and first early tear adjusting nut 22 open support the upper end of pole setting after corresponding, early tear adjusting nut 23 open the downside of support 24 in early tear support in the second, through the height of the adjustable roof 25 of rotatory first early tear adjusting nut 22 open, through the height of the adjustable early tear support 24 in rotatory second early tear adjusting nut 23 open.
As shown in fig. 11 and 12, the common top support 11 includes a common top support lead screw 1101, a supporting plate 1103 and an adjusting nut 1102, the supporting plate 1103 is disposed on the top of the common top support lead screw 1101 and is connected to the common top support lead screw 1101 by welding, the adjusting nut 1102 is in threaded fit with the common top support lead screw 1101, the lower end of the common top support lead screw 1101 is respectively positioned at the upper ends of the corresponding plate bottom early-dismantling support upright 12 and the beam bottom early-dismantling support upright 14, the adjusting nut 1102 abuts against the upper end of the corresponding early-dismantling support upright, and the height of the supporting plate 1103 can be adjusted by rotating the adjusting nut 1102.
As shown in fig. 13 to 15, the beam bottom supporting device 4 includes a supporting cross ridge 405, a handle 401, a nut 402, a screw 403, a collar 407, a movable stopper 404 and a fixed stopper 406, the supporting cross ridge 405 is made of square steel pipe, the cross section of the collar 407 corresponds to the cross section of the supporting cross ridge 405, the collar 407 can be just inserted into the supporting cross ridge 405, and the movable stopper 404 and the fixed stopper 406 are made of angle steel. The nut 402 and the fixed stopper 406 are respectively connected to two ends of the supporting transverse ridge 405, the collar 407 is sleeved outside the supporting transverse ridge 405 between the nut 402 and the fixed stopper 406, and the collar 407 can slide along the supporting transverse ridge 405; the movable stopper 404 is connected with the collar 407 through welding, the screw 403 passes through the nut 402 and is in threaded fit with the nut 402, one end of the screw 403 passing through the nut 402 abuts against the outer side of the movable stopper 404, the handle 401 is connected with one end of the screw 403 far away from the movable stopper 404, and the movable stopper 404 and the collar 407 can be driven to slide along the supporting cross ridge 405 by rotating the screw 403 through the handle 401.
Additionally, the utility model also provides a construction method of earlier propping up after the design early formwork system of tearing open, including following step:
s1, erecting a support frame body, and connecting the plate bottom rear-dismantling support upright stanchion 10, the plate bottom early-dismantling support upright stanchion 12, the beam bottom rear-dismantling support upright stanchion 1 and the beam bottom early-dismantling support upright stanchion 14 through a connecting cross rod 13 to form a stable integral support;
s2, mounting the common top support 11 and the early-dismantling top support 2, respectively inserting and positioning the common top support 11 and the early-dismantling top support 2 at the upper ends of the corresponding supporting vertical rods, and adjusting the height of a top plate 25 of the early-dismantling top support 2, so that the heights of top plates 25 of the early-dismantling top supports 2 at the upper ends of the plate bottom late-dismantling supporting vertical rods 10 are consistent, and the heights of top plates 25 of the early-dismantling top supports 2 at the upper ends of the beam bottom late-dismantling supporting vertical rods 1 are consistent;
s3, mounting the beam-bottom support beams 3 and the plate-bottom support beams 8, placing and positioning the beam-bottom support beams 3 and the plate-bottom support beams 8 on the corresponding supporting plates 1103 of the common top support 11 and the early-dismantling supports 24 of the early-dismantling top support 2, and adjusting the heights and levelness of the beam-bottom support beams 3 and the plate-bottom support beams 8 through the adjusting nuts 1102 on the common top support 11 and the second early-dismantling adjusting nuts 23 of the early-dismantling top support 2;
s4, mounting the beam bottom supporting devices 4, and uniformly positioning the beam bottom supporting devices 4 on the beam bottom supporting beam 3 at intervals;
s5, mounting the beam bottom template 6 and the beam side templates 5, mounting the beam bottom template 6 on the beam bottom supporting device 4, respectively mounting the beam side templates 5 on two sides of the beam bottom template 6, and clamping and positioning the lower sides of the beam side templates 5 on two sides of the beam bottom template 6 through the beam bottom supporting device 4;
s6, laying a floor slab template 7, splicing and positioning the shaping template 71 on the slab bottom support beam 8 in a straight line, wherein a cushion plate gap 72 formed by enclosing the shaping template 71 corresponds to the early-dismantling jacking 2;
s7, mounting the rear dismantling backing plates 9, respectively positioning the rear dismantling backing plates 9 on the top plate 25 of the early dismantling jacking 2, wherein the rear dismantling backing plates 9 are positioned in backing plate gaps 72 formed by enclosing of the shaping templates 71 and are flush with the upper end surfaces of the floor slab templates 7;
s8, pouring concrete on the floor slab template 7 and the beam bottom template 6;
s9, after the strength of concrete reaches 50% of the designed strength (namely after 3-4 days of concrete pouring), removing the common top support 11, the plate bottom support beam 8, the beam bottom support beam 3, the floor slab formwork 7, the beam bottom support device 4, the beam side formwork 5, the plate bottom early-dismantling support upright rods 12, the beam bottom early-dismantling support upright rods 14 and the corresponding connecting cross rods 13, removing the corresponding beam bottom support beam 3 and the plate bottom support beam 8 by rotating the adjusting nuts 1102 of the common top support 11 and the second early-dismantling adjusting nuts 23 of the early-dismantling top support 2, so as to remove the beam bottom support device 4, the beam side formwork 5 and the floor slab formwork 7, and then removing the plate bottom early-dismantling support upright rods 12, the beam bottom early-dismantling support upright rods 14 and the corresponding connecting cross rods 13;
s10, after the concrete strength reaches the strength capable of completely removing the formwork, the early-removal top support 2 is removed, the backing plate 9 is removed, the beam bottom formwork 6 is removed, the supporting upright rod 10 is removed after the bottom of the formwork, the supporting upright rod 1 and the corresponding connecting cross rod 13 are removed after the bottom of the beam, the first early-removal adjusting nut 22 of the early-removal top support 2 is rotated, so that the early-removal top support 2 removes the support for the later-removal backing plate 9 and the beam bottom formwork 6, the backing plate 9 and the beam bottom formwork 6 are removed, the supporting upright rod 10 is removed after the bottom of the formwork is removed, the supporting upright rod 1 and the corresponding connecting cross rod 13 are removed after the bottom of the beam is removed.
In step S1, the distance between the slab bottom rear-dismantling support uprights 10 is determined by the floor slab support system stress calculation, and the slab bottom early-dismantling support uprights 12 are arranged between the slab bottom rear-dismantling support uprights 10 and the beams, or between the slab bottom rear-dismantling support uprights 10 and the wall columns; the beam bottom rear-dismantling support upright stanchions 1 are uniformly arranged along the central line of the beam bottom in a beam span, the distance between the beam bottom rear-dismantling support upright stanchions 1 is determined by the stress calculation of a beam support system, and the distance between the beam bottom rear-dismantling support upright stanchions 1 is the same as the distance between the plate bottom rear-dismantling support upright stanchions 10 or is one integral multiple of the distance between the plate bottom rear-dismantling support upright stanchions 10; the beam bottom early-dismantling supporting upright stanchion 14 is arranged between the beam bottom later-dismantling supporting upright stanchion 1 and a wall or between the beam bottom later-dismantling supporting upright stanchion 1 and a column; and the adjacent supporting upright rods are connected by any one type of fastener type, bowl buckle type, disc buckle type, wheel buckle type and key groove type through the connecting cross rod 13 to form a stable integral support.
As shown in fig. 1 and 4, after concrete is poured, the beam or the wall column can support the floor slab, so that the supporting vertical rod near the beam or the wall column can be designed into an early-dismantling structure, and the floor slab near the beam or the wall column does not need to be supported when the concrete strength reaches 50% of the designed strength, and only the middle part of the floor slab needs to be supported; the same principle applies to the support of the lower part of the beam.
In steps S4 and S5, the operations of mounting the bottom beam support device 4, the bottom beam mold 6, and the side beam mold 5 are as follows: a plurality of beam bottom supporting devices 4 are uniformly arranged on the beam bottom supporting beams 3 at intervals, the beam bottom template 6 is arranged on a supporting transverse ridge 405 between a movable stopper 404 and a fixed stopper 406, the lower ends of two beam side templates 5 are respectively and vertically connected with the two sides of the beam bottom template 6, a screw 403 is rotated by a handle 401, the screw 403 drives the movable stopper 404 and a sleeve ring 407 to slide to one side of the fixed stopper 406 along the supporting transverse ridge 405, and therefore the lower sides of the beam side templates 5 are clamped on the two sides of the beam bottom template 6.
It is worth mentioning that, the utility model discloses a general top holds in the palm is prior art, and it is also prior art to realize the leveling and the dismantlement of a supporting beam through ordinary top support, does not describe in detail in this embodiment.
The above embodiments are only preferred embodiments of the present invention, the structure of the present invention is not limited to the forms illustrated in the above embodiments, and any modifications, equivalent substitutions and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (6)
1. A first-support later-fixing early-dismantling template system comprises a support system and a template system; the method is characterized in that:
the supporting system comprises a supporting frame body, a top support, a supporting beam and a beam bottom supporting device (4); the support frame body is an integral support formed by erecting scaffold steel pipes and comprises a plate bottom rear-dismantling support upright stanchion (10), a plate bottom early-dismantling support upright stanchion (12), a beam bottom rear-dismantling support upright stanchion (1), a beam bottom early-dismantling support upright stanchion (14) and a connecting cross rod (13); the top support comprises an early-dismantling top support (2) and a common top support (11), the early-dismantling top support (2) is respectively positioned at the upper ends of the plate bottom early-dismantling supporting upright stanchion (10) and the beam bottom late-dismantling supporting upright stanchion (1), and the common top support (11) is respectively positioned at the upper ends of the plate bottom early-dismantling supporting upright stanchion (12) and the beam bottom early-dismantling supporting upright stanchion (14); the supporting beams comprise plate bottom supporting beams (8) and beam bottom supporting beams (3), and the plate bottom supporting beams (8) and the beam bottom supporting beams (3) are respectively positioned on early-dismantling top supports (2) and common top supports (11) at the corresponding plate bottom and beam bottom positions; the beam bottom supporting devices (4) are arranged on the beam bottom supporting beam (3) at intervals;
the template system comprises a floor template (7), a rear dismantling cushion plate (9), beam side templates (5) and a beam bottom template (6), wherein the floor template (7) is positioned on a plate bottom supporting beam (8), the floor template (7) is formed by linearly splicing a plurality of shaping templates (71), triangular notches (711) are arranged at the corners of the positions, corresponding to the plate bottom rear dismantling supporting upright rods (10), of the shaping templates (71), the triangular notches (711) of four adjacent shaping templates (71) are enclosed to form cushion plate notches (72) consistent with the outline of the rear dismantling cushion plate (9), and the rear dismantling cushion plate (9) is positioned in the cushion plate notches (72) formed by enclosing the shaping templates (71);
the beam bottom template (6) is positioned on the upper side of the beam bottom supporting device (4), the beam side templates (5) are respectively positioned on two sides of the beam bottom template (6), the lower ends of the beam side templates (5) are respectively and vertically connected with two side edges of the beam bottom template (6), and the upper ends of the beam side templates (5) are respectively spliced with the corresponding side internal corners of the floor slab template (7);
the plate bottom rear-dismantling supporting vertical rods (10) are uniformly arranged along the middle part of the floor slab template (7), and the plate bottom early-dismantling supporting vertical rods (12) are arranged between the plate bottom rear-dismantling supporting vertical rods (10) and the beam or between the plate bottom rear-dismantling supporting vertical rods (10) and the wall column; the beam bottom rear-dismantling supporting upright stanchions (1) are uniformly arranged along the central line of the beam bottom in the beam span, and the beam bottom early-dismantling supporting upright stanchions (14) are arranged between the beam bottom rear-dismantling supporting upright stanchions (1) and a wall or between the beam bottom rear-dismantling supporting upright stanchions (1) and a column; the adjacent supporting upright rods are connected through a connecting cross rod (13) to form a stable integral support.
2. The pre-supporting post-sizing early-dismantling formwork system as claimed in claim 1, wherein: the early-dismantling jacking device comprises an early-dismantling jacking screw rod (21), a top plate (25), an early-dismantling jack (24), a first early-dismantling adjusting nut (22) and a second early-dismantling adjusting nut (23), wherein the top plate (25) is arranged at the top of the early-dismantling jacking screw rod (21) and is connected with the early-dismantling jacking screw rod (21) in a welding manner, the early-dismantling jack (24) is movably sleeved outside the early-dismantling jacking screw rod (21), the first early-dismantling adjusting nut (22) and the second early-dismantling adjusting nut (23) are respectively matched with the early-dismantling jacking screw rod (21) in a threaded manner and are positioned below the early-dismantling jack (24), the lower end of the early-dismantling jacking screw rod (21) is respectively positioned at the corresponding plate bottom rear-dismantling supporting upright rod (10) and the upper end of the beam bottom rear-supporting upright rod (1), the first early-dismantling adjusting nut (22) abuts against the upper end of the corresponding rear-dismantling supporting upright rod, and the second early-dismantling adjusting nut (23) abuts against the lower side of the early-dismantling jacking screw rod (24), the height of the top plate (25) can be adjusted by rotating the first early-dismantling adjusting nut (22), and the height of the early-dismantling support (24) can be adjusted by rotating the second early-dismantling adjusting nut (23).
3. The pre-supporting post-sizing early-dismantling formwork system as claimed in claim 2, wherein: the overall dimension of the rear dismantling backing plate (9) is larger than that of the top plate (25) of the early dismantling jacking plate (2).
4. The pre-supporting post-sizing early-dismantling formwork system as claimed in claim 1, wherein: ordinary top support (11) including ordinary top support lead screw (1101), layer board (1103) and adjusting nut (1102), layer board (1103) set up in ordinary top support lead screw (1101) top and pass through welded connection with ordinary top support lead screw (1101), adjusting nut (1102) and ordinary top support lead screw (1101) screw-thread fit, the lower extreme of ordinary top support lead screw (1101) is fixed a position at the board bottom that corresponds early tear open support pole (12) and the roof beam bottom early tear open support pole (14) upper end, and adjusting nut (1102) support the upper end at the early tear open support pole that corresponds, through the height of rotatory adjusting nut (1102) adjustable layer board (1103).
5. The pre-supporting post-sizing early-dismantling formwork system as claimed in claim 1, wherein: the beam bottom supporting device (4) comprises a supporting transverse ridge (405), a handle (401), a nut (402), a screw rod (403), a lantern ring (407), a movable stopper (404) and a fixed stopper (406), wherein the nut (402) and the fixed stopper (406) are respectively connected to two ends of the supporting transverse ridge (405), the lantern ring (407) is sleeved on the outer side of the supporting transverse ridge (405) between the nut (402) and the fixed stopper (406), and the lantern ring (407) can slide along the supporting transverse ridge (405); the movable stopper (404) is connected with the lantern ring (407), the screw rod (403) penetrates through the nut (402) and is in threaded fit with the nut (402), one end of the screw rod (403) penetrating through the nut (402) abuts against the outer side of the movable stopper (404), the handle (401) is connected with one end, away from the movable stopper (404), of the screw rod (403), and the movable stopper (404) and the lantern ring (407) can be driven to slide along the supporting transverse edge (405) by rotating the screw rod (403) through the handle (401); the supporting transverse ribs (405) are formed by processing and manufacturing square steel pipes, and the cross sections of the lantern rings (407) correspond to the cross sections of the supporting transverse ribs (405); the movable stopper (404) and the fixed stopper (406) are made of angle steel, the fixed stopper (406) is connected with the supporting transverse edge (405) through welding, and the nut (402) is connected with the supporting transverse edge (405) through welding; the movable stopper (404) is connected with the collar (407) through welding.
6. The pre-supporting post-sizing early-dismantling formwork system as claimed in claim 1, wherein: the support frame body is an integral support which is formed by erecting any one type of scaffold steel pipes of a fastener type, a bowl buckle type, a disc buckle type, a wheel buckle type and a key groove type.
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CN202021536005.3U CN212715900U (en) | 2020-07-29 | 2020-07-29 | Early-dismantling template system for supporting first and then shaping |
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CN202021536005.3U CN212715900U (en) | 2020-07-29 | 2020-07-29 | Early-dismantling template system for supporting first and then shaping |
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