CN204343665U - A kind of large form structure for building - Google Patents
A kind of large form structure for building Download PDFInfo
- Publication number
- CN204343665U CN204343665U CN201420721473.6U CN201420721473U CN204343665U CN 204343665 U CN204343665 U CN 204343665U CN 201420721473 U CN201420721473 U CN 201420721473U CN 204343665 U CN204343665 U CN 204343665U
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Abstract
The utility model provides a kind of large form system for building, comprises the some groups of templates varied in size, and often organizes the screw through walls of two pieces of templates that template comprises the identical template of two block sizes that are oppositely arranged and is fixedly oppositely arranged; Wherein, every block template is made up of panel, horizontal keel, centre keel and bracing frame, horizontal keel and centre keel arranged in a crossed manner, and be welded on the back side of panel, bracing frame is connected on horizontal keel or centre keel, every block template has some wall-through holes running through template, and wall-through hole is arranged on the crosspoint of horizontal keel and centre keel; Screw through walls comprises the screw bolt and nut that screw thread cooperatively interacts, the bolt head of bolt is fixed on the outside of a side template in two opposite formwork, nut is fixed on the outside of opposite side template in two opposite formwork, and the shank of bolt of the inner side of a described side template of bolt is fixed with a round sheet external member parallel with template direction.
Description
Technical field
The utility model relates to a kind of large form structure for building, for high-building construction, particularly relates to a kind of large form structure for building with through-wall bolt for convenience detach.
Technical background
Form technology in structure of reinforced concrete process is the key link of moulding excellent architecture quality.The evolution of form technology is by adopting wooden form to packaged combination punching block the earliest, and now, more and more many high-building constructions have employed large scale steel mould.Large scale steel mould, why by construction enterprises' accreditation and employing, is because it shows many-sided advantage in Tall Reinforced Concrete Buildings work progress.As installation and removal is more quick than packaged combination template, accelerate the turnover access times of template, and then accelerating construction progress; Overcome some unavoidable common faults of packaged combination template qualitatively, the concrete outward appearance making it can't be formed stupefied, and not faulting of slab ends is without spillage trace, smooth, bright and clean etc.But in use also there are some problems in present large form.Because existing large form is heavier, often need to use crowbar sled when installation in position and dismounting, result is often by the sled distortion of the local of template.In concrete placement, reinforcing cage is easily shifted distortion, causes protective layer thickness against regulation, brings hidden danger to the reliability of building.On existing reinforced concrete shear wall, door-window opening mould plate adopts and can have enough to meet the need the thick wooden frame of use, and the extenal fixation of wooden frame adopts the method for welding steel bar end support top on structure reinforcing bars cage, result to cause welded reinforcement head easily to bite structure reinforcing bars.The minimum wooden frame of reinforcing cage rigidity then needs by rigid fixing, and reinforcing cage is squeezed distortion often, reinforcement displacement and bar bending, the problem such as cause topping either large or small.School side, the correcting value of wooden frame are large, as controlled strictly may not to occur that hole is not upright at any time, the problem etc. of hole displacement.
Summary of the invention
The utility model is for present large form in use Problems existing, provide a kind of large form system for building, comprise the some groups of templates varied in size, often organize the screw through walls of two pieces of templates that template comprises the identical template of two block sizes that are oppositely arranged and is fixedly oppositely arranged; Wherein, every block template is made up of panel, horizontal keel, centre keel and bracing frame, horizontal keel and centre keel arranged in a crossed manner, and be welded on the back side of panel, bracing frame is connected on horizontal keel or centre keel, every block template has some wall-through holes running through template, and wall-through hole is arranged on the crosspoint of horizontal keel and centre keel; Screw through walls comprises the screw bolt and nut that screw thread cooperatively interacts, the bolt head of bolt is fixed on the outside of a side template in two opposite formwork, nut is fixed on the outside of opposite side template in two opposite formwork, and the shank of bolt of the inner side of a described side template of bolt is fixed with a round sheet external member parallel with template direction.
Preferably, the width of described some groups of templates is that modular incremental successively decreases with 300mm, is not less than 900mm, is not more than 6000mm.
Preferably, described shank of bolt is also provided with unfixing with shank of bolt annular gasket, and described pad is arranged between sheet external member and a described side template, and the external diameter of described annular gasket is greater than the diameter of described sheet external member.
Preferably, described shank of bolt is also provided with the annular gasket that several are not fixed with shank of bolt, several pads described are arranged between sheet external member and a described side template, on from sheet external member to the direction of a described side template, the external diameter of first annular gasket is greater than the diameter of described sheet external member, and the external diameter of all the other each annular gaskets is greater than the diameter of previous annular gasket.
Preferably, the pad that described nut is greater than nut by area is fixed in described opposite side template, described pad has the hole allowing shank of bolt pass through.
Preferably, also comprise the cushion block for fixing reinforcing cage, the thickness of cushion block equals the thickness of the concrete cover of reinforcing cage, and cushion block is fixed between template and structure reinforcing bars cage, and elevation of bottom equals the body of wall height needing to build.
Preferably, described cushion block is the unit of plastic of hollow, and two faces of close template and reinforcing cage are all provided with connecting hole, and connecting hole communicates in plastic cushion inside, for passing fastening devices.
Preferably, the steel form door and window hole frame be connected with template is also comprised; Described steel form door and window hole frame comprises angle mould, frame and support, angle mould and frame connect with tongue and groove, angle mould and frame all establish groove, model sheetinstallat is in groove, the side of angle mould and frame offers perforation, the primary nut of corresponding diameter is welded in the position that template corresponds to perforation, angle mould and frame is fixed in template by stove bolt.
The utility model also provides a kind of large form system for building, comprises the some groups of templates varied in size, and often organizes the screw through walls of two pieces of templates that template comprises the identical template of two block sizes that are oppositely arranged and is fixedly oppositely arranged; Wherein, every block template is made up of panel, horizontal keel, centre keel and bracing frame, horizontal keel and centre keel arranged in a crossed manner, and be welded on the back side of panel, bracing frame is connected on horizontal keel or centre keel, every block template has some wall-through holes running through template, and wall-through hole is arranged on the crosspoint of horizontal keel and centre keel; Screw through walls in one group of template that on each metope, size is minimum comprises the screw bolt and nut that screw thread cooperatively interacts, the bolt head of bolt is fixed on the outside of a side template in two opposite formwork, nut is fixed on the outside of opposite side template in two opposite formwork, and the shank of bolt of the inner side of a described side template of bolt is fixed with a round sheet external member parallel with template direction.
The utility model also provides a kind of screw through walls of large form for building, comprises the screw bolt and nut that screw thread cooperatively interacts; The bolt head of bolt is fixed on the outside of a side template in two opposite formwork, and nut is fixed on the outside of opposite side template in two opposite formwork, and the shank of bolt of the inner side of a described side template of bolt is fixed with a round sheet external member parallel with template direction.Large form structure involved by the utility model efficiently solves the problem of existing large form easy local distortion when installation in position and dismounting.Involved king-bolt through walls and big nut adopt special structure, in large form unloading process, rotate king-bolt, utilize the power mutually repelled between inner-outer wall two pieces of large forms, and two pieces of large forms are separated.Reinforcing cage fixed structure can effectively prevent in concrete placement, and the displacement distortion of reinforcing cage, guarantees that protective layer thickness conforms with the regulations.The door-window opening mould plate junction that is made up of angle steel frame and channel-section steel frame adopts tongue and groove, and is directly connected with large form, can not extrude reinforcing cage and be out of shape, and is guaranteeing door and window hole Founder and under non-wiping prerequisite, can effective mortar leakage prevention.
Accompanying drawing explanation
The front view of the large form structure of Fig. 1 involved by the utility model;
The through walls king-bolt of Fig. 2 involved by the utility model and the lateral view of big nut mounting structure in large form;
The through walls king-bolt of Fig. 3 involved by the utility model and the lateral view of big nut similar alternative arrangements in large form;
The big nut of Fig. 4 involved by the utility model and the top view of accessory structure thereof;
The steel form door and window hole border structure figure of Fig. 5 involved by the utility model;
The steel form door and window hole frame corner structure detailed drawing of Fig. 6 involved by the utility model;
The structure chart of the plastic cushion fixed for reinforcing cage involved by Fig. 7 the utility model.
Detailed description of the invention
Large form system involved by the utility model comprises the some groups of templates be oppositely arranged varied in size, template width is that modular incremental successively decreases (minimum 900mm with 300mm, maximum 6000mm), according to engineering practice can polylith assembled, also can monolithic use.Each group of longer template is first hung during lifting, then lift one by one by the direction of clockwise (for inside wall formwork) or counterclockwise (External Wall template), finally lift one group of minimum template, reduce the installation difficulty of last group template.During form removal, the first the shortest template from easily starting is torn open, then remove one by one by the direction of counterclockwise (for inside wall formwork) or clockwise (External Wall template).Several suitable position is chosen in the bottom of large form, as on horizontal keel and centre keel, reinforces and establish sled hole with small-sized steel part, not only crowbar easy to use but also can not destroy template and concrete because of the use of crowbar.
Be illustrated in figure 1 the front view of the structure of the large form 100 involved by the utility model, be made up of panel 101, horizontal keel 102, centre keel 103, bracing frame 104 etc.Large form 100 adopts groove and tognue type all steel skeleton large form, panel 101 adopts 6mm steel plate, and horizontal keel 102 adopt No. 10 channel-section steels to make, and spacing is not more than 1200mm, spacing is determined according to the integral rigidity calculating of floor height and template, centre keel 103 adopts No. 8 channel-section steels to make, spacing 300 ~ 350mm not etc., horizontal keel 102 and centre keel 103 arranged in a crossed manner, and be welded on the back side of panel 101, bracing frame 104 is connected on horizontal keel or centre keel, adopts all steel support, gusseted.Wall-through hole 105 is established in the horizontal keel 102 of large form 100 and the crosspoint of centre keel 103, horizontal keel 102 weld primary nut 304.
Be illustrated in figure 2 the lateral view of king-bolt through walls 200 involved by the utility model and big nut 300 mounting structure in large form 100.King-bolt 200 through walls is made up of head 201, screw rod 202, circular external member 203.Circular external member 203 to be enclosed within screw rod 202 and to be welded and fixed with screw rod 202.Be illustrated in figure 3 the top view of big nut 300 and accessory structure thereof, big nut 300 is welded on steel plate 301 central authorities, and steel plate 301 center is porose, ensures that king-bolt 200 through walls can pass through.Steel plate 301 surrounding offers perforation 302, and stove bolt 303 can pass through perforation 302, and on right side large form 100, correspondence position welds the primary nut 304 mated with stove bolt 303.
During installation, king-bolt 200 through walls is arranged on the large form 100 of left side, king-bolt 200 through walls is through the wall-through hole 105 of left side large form 100, head 201 is adjacent to the left side of left side large form 100, circular external member 203 is enclosed within screw rod 202, be adjacent to the right side of left side large form 100, and be welded on screw rod 202, king-bolt 200 through walls is connected as a single entity with left side large form 100, and king-bolt through walls 200 can freely rotate.King-bolt 200 through walls, through the wall-through hole 105 of right side large form 100, is screwed into steel plate 301 and big nut 300, and right side large form 100 is close to by steel plate 301.Stove bolt 303, through perforation 302, is screwed into primary nut 304, big nut 300 and steel plate 301 is fixed on the large form 100 of right side.The head 201 of king-bolt 200 through walls is rotated during form removal, on the screw rod 202 of king-bolt 200 through walls, the circular external member 203 of welding has outside thrust to left side large form 100, and big nut 300 is fixed on the large form 100 of right side, utilize the power mutually repelled between the head 201 of king-bolt 200 through walls and big nut 300 to make both sides large form 100 overcome the adhesion stress of concrete and be separated from each other, depart from metope.The head 201 of king-bolt 200 through walls can establish the jack of turn handle, utilizes the strength of manpower or machine to rotate king-bolt 200 through walls.When dismantling, also can rotate king-bolt through walls and traditional crowbar sled combines, creating very large by the power of outside for large form thruster owing to rotating king-bolt, being easy to just can dismantle template with crowbar.Due to rotate king-bolt produce thrust perpendicular to large form and strength act on large form keel, compare and prize with crowbar and produce oblique torsion, mode of the present utility model is not easy to make template deformation.Be illustrated in figure 4 the lateral view of king-bolt through walls 200 involved by the utility model and big nut 300 similar alternative arrangements in large form 100.The difference of the mounting structure shown in Fig. 4 and Fig. 2 is, first screw rod 202 overlaps a pad 204, and then put circular external member 203, pad 204 side is adjacent to the right side of left side large form 100, circular external member 203 is close in side, and pad 204 freely can rotate on the screw rod 202 of king-bolt 200 through walls.
Be illustrated in figure 5 the steel form door and window hole border structure figure involved by the utility model, described steel form door and window hole frame comprises angle mould 400, frame 401 and support 402.Be illustrated in figure 6 the steel form door and window hole frame corner structure detailed drawing involved by the utility model, angle mould 400 and frame 401 connect with tongue and groove, angle mould 400 and frame 401 all establish groove, large form 100 is arranged in groove, the side of angle mould 400 and frame 401 offers perforation, the primary nut of corresponding diameter is welded in the position that large form 100 corresponds to perforation, angle mould 400 and frame 401 is fixed on large form 100 by stove bolt 403.Support 402 adopts two battens meeting load-bearing requirements, and batten intersects mutually, is supported on four angle moulds 400 of door and window hole.
Be illustrated in figure 7 the structure chart that the utility model proposes a kind of plastic cushion 500 fixed for reinforcing cage, the thickness of plastic cushion 500 equals the protective layer thickness of reinforcing cage.Plastic cushion 500 is all provided with connecting hole 501 and 502 on two faces of large form 100 and reinforcing cage; connecting hole 501 and 502 communicates in plastic cushion 500 inside; the iron wire 503 fixing for colligation enters from connecting hole 501; pass from connecting hole 502; plastic cushion 500 colligation is fixed between large form 100 and structure reinforcing bars cage; its elevation of bottom is made to equal the body of wall height needing to build, as the backing plate of Control protection layer and the mark of control concrete absolute altitude.
In the present embodiment, king-bolt 200 through walls is arranged on all large forms 100, but is not limited thereto.King-bolt 200 through walls can only be arranged on the minimum large form 100 on each metope, utilizes king-bolt 200 through walls to rotate the repulsion produced and first removes minimum large form 100, and other large form 100 adopts conventional method to remove.
In the present embodiment, wall-through hole 105 is arranged on the crosspoint of horizontal keel 102 and centre keel 103, but is not limited thereto.Wall-through hole 105 also can be arranged on other positions of large form 100, as on panel 101.
In the embodiment shown in Fig. 3, do not adopt pad 204, in the embodiment shown in Fig. 4, only adopt a pad 204, but be not limited thereto.Multiple pad can be adopted, and pad from left to right reduces successively, make each pad contact still contact area with concrete and reduce, be dispersed on multiple pad by pad and concrete contact area, reduce the adhesion strength between pad and concrete, convenient dismounting.
In the present embodiment, the head 201 of king-bolt 200 through walls is arranged the jack of turn handle, but be not limited thereto.The head 201 of king-bolt 200 through walls can be arranged the outstanding structure that cross section is hexagon or other shapes, adopt spanner or other tool into rotation king-bolt 200 through walls corresponding to this structure.
In the present embodiment, the cushion block for fixing reinforcing cage position adopts plastic material, but is not limited thereto.The cushion block of wooden cushion block or other materials can fix reinforcing cage position.
Claims (8)
1. a large form structure for building, comprises the some groups of templates varied in size, and often organizes the screw through walls of two pieces of templates that template comprises the identical template of two block sizes that are oppositely arranged and is fixedly oppositely arranged;
Wherein, every block template is made up of panel, horizontal keel, centre keel and bracing frame, horizontal keel and centre keel arranged in a crossed manner, and be welded on the back side of panel, bracing frame is connected on horizontal keel or centre keel, every block template has some wall-through holes running through template, and wall-through hole is arranged on the crosspoint of horizontal keel and centre keel;
Screw through walls comprises the screw bolt and nut that screw thread cooperatively interacts, the bolt head of bolt is fixed on the outside of a side template in two opposite formwork, nut is fixed on the outside of opposite side template in two opposite formwork, and the shank of bolt of the inner side of a described side template of bolt is fixed with a round sheet external member parallel with template direction.
2. large form structure for building according to claim 1, is characterized in that:
The width of described some groups of templates is that modular incremental successively decreases with 300mm, is not less than 900mm, is not more than 6000mm.
3. large form structure for building according to claim 1, is characterized in that:
Described shank of bolt is also provided with unfixing with shank of bolt annular gasket, and described pad is arranged between sheet external member and a described side template, and the external diameter of described annular gasket is greater than the diameter of described sheet external member.
4. large form structure for building according to claim 1, is characterized in that:
Described shank of bolt is also provided with the annular gasket that several are not fixed with shank of bolt, several pads described are arranged between sheet external member and a described side template, on from sheet external member to the direction of a described side template, the external diameter of first annular gasket is greater than the diameter of described sheet external member, and the external diameter of all the other each annular gaskets is greater than the diameter of previous annular gasket.
5. large form structure for building according to claim 1, is characterized in that:
The pad that described nut is greater than nut by area is fixed in described opposite side template, described pad has the hole allowing shank of bolt pass through.
6., according to the large form structure for building in Claims 1 to 5 described in any one, it is characterized in that:
Also comprise the cushion block for fixing reinforcing cage, the thickness of cushion block equals the thickness of the concrete cover of reinforcing cage, and cushion block is fixed between template and structure reinforcing bars cage, and elevation of bottom equals the body of wall height needing to build.
7. large form structure for building according to claim 6, is characterized in that:
Described cushion block is the unit of plastic of hollow, and two faces of close template and reinforcing cage are all provided with connecting hole, and connecting hole communicates in plastic cushion inside, for passing fastening devices.
8. large form structure for building according to claim 6, is characterized in that:
Also comprise the steel form door and window hole frame be connected with template;
Described steel form door and window hole frame comprises angle mould, frame and support, angle mould and frame connect with tongue and groove, angle mould and frame all establish groove, model sheetinstallat is in groove, the side of angle mould and frame offers perforation, the primary nut of corresponding diameter is welded in the position that template corresponds to perforation, angle mould and frame is fixed in template by stove bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420721473.6U CN204343665U (en) | 2014-11-27 | 2014-11-27 | A kind of large form structure for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420721473.6U CN204343665U (en) | 2014-11-27 | 2014-11-27 | A kind of large form structure for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204343665U true CN204343665U (en) | 2015-05-20 |
Family
ID=53226942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420721473.6U Expired - Fee Related CN204343665U (en) | 2014-11-27 | 2014-11-27 | A kind of large form structure for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204343665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839229A (en) * | 2018-08-20 | 2018-11-20 | 中国建筑第七工程局有限公司 | It is a kind of for dismantling the work-saving device of precast-concrete form |
| CN110331854A (en) * | 2019-07-04 | 2019-10-15 | 山东松宝模板工程有限公司 | Combined steel formwork |
-
2014
- 2014-11-27 CN CN201420721473.6U patent/CN204343665U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839229A (en) * | 2018-08-20 | 2018-11-20 | 中国建筑第七工程局有限公司 | It is a kind of for dismantling the work-saving device of precast-concrete form |
| CN110331854A (en) * | 2019-07-04 | 2019-10-15 | 山东松宝模板工程有限公司 | Combined steel formwork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20151127 |