CN107939047A - Formwork anti-floating system and method in a kind of cassette ceiling - Google Patents
Formwork anti-floating system and method in a kind of cassette ceiling Download PDFInfo
- Publication number
- CN107939047A CN107939047A CN201711453311.3A CN201711453311A CN107939047A CN 107939047 A CN107939047 A CN 107939047A CN 201711453311 A CN201711453311 A CN 201711453311A CN 107939047 A CN107939047 A CN 107939047A
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- CN
- China
- Prior art keywords
- formwork
- cassette ceiling
- plate
- upright bar
- vertical upright
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
- E04G17/0655—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts
- E04G17/0658—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts remaining completely or partially embedded in the cast material
Abstract
The present invention provides formwork anti-floating system and method in a kind of cassette ceiling, device includes upper limit structure, vertical upright bar and bottom fixing structure, upper limit structure is arranged on the top of formwork, the plate bed die plate and formwork of the upper end of vertical upright bar through cassette ceiling are connected with upper limit structure, and the lower end of vertical upright bar is fixed by bottom fixing structure and plate bed die plate.Method is included in cassette ceiling template installs formwork anti-floating system in above-mentioned cassette ceiling after placement formwork, then pours into a mould.The device and method can effectively prevent that formwork floats in cassette ceiling casting process, influences construction quality, and the apparatus structure is simple, and materials are easy, simple for production.
Description
Technical field
The invention belongs to concrete placingJi Shu field, more particularly, to formwork anti-floating system and side in a kind of cassette ceiling
Method.
Background technology
The building consumptive material of reinforced concrete structure is big, and weight is big, and for floor, middle part is generally hanging, because
This, the intensity of floor is low.For this reason, country advocates the building to floor using the realization of cast-in-situ hollow floor plate technology, in this way, not only may be used
To reduce consumptive material, and the weight of floor can be mitigated.The form of construction work of cassette ceiling is usually that core is added in concrete.
Work progress is to put up template, lays bar-mat reinforcement, is put into core, pours into a mould concrete, that is, obtains cassette ceiling.
But cast-in-place concrete hollow floor slab is in construction, since buoyancy is larger caused by concreting, it will usually
Cause cassette ceiling core mould to float, cause core top and the bottom concrete thickness and different design after cast, influence construction quality,
And then influence structure safety.
The content of the invention
The problem to be solved in the present invention is to provide formwork anti-floating system and method in a kind of cassette ceiling, can effectively prevent
Only formwork floats in cassette ceiling casting process, influences construction quality.
In order to solve the above technical problems, the technical solution adopted by the present invention is：Formwork anti-floating system in a kind of cassette ceiling,
Including upper limit structure, vertical upright bar and bottom fixing structure, upper limit structure is arranged on the top of formwork, vertical upright bar
The plate bed die plate and formwork of upper end through cassette ceiling are connected with upper limit structure, and the lower end of vertical upright bar is fixed by bottom
Structure is fixed with plate bed die plate.
In technical solution, it is preferred that further include casing, casing is sheathed on the outside of vertical upright bar, and the top of casing is not less than
The bottom of formwork, the bottom of casing are not higher than the height of plate bed die plate.
In technical solution, it is preferred that vertical upright bar is screw rod, and screw rod is threadedly coupled with upper limit structure, screw rod and bottom
Portion's fixed structure is threadedly coupled.
In technical solution, it is preferred that upper limit structure is reinforcing bar, reinforcing bar by the first backing plate and the first nut-welding,
Screw rod is connected by the first nut with upper limit structure.
In technical solution, it is preferred that bottom fixing structure is backing plate, and screw rod is fixed by the second nut with backing plate.
It is a further object of the present invention to provide a kind of method of formwork anti-floating in cassette ceiling, it is included in cassette ceiling template
Formwork anti-floating system in above-mentioned cassette ceiling is installed after middle placement formwork, is then poured into a mould.
In technical solution, it is preferred that formwork anti-floating system includes in installation cassette ceiling：In plate bed die plate, formwork bottom surface
Drill with formwork top surface；Vertical upright bar is passed through from the hole of plate bed die plate, formwork bottom surface and formwork top surface；By the top of vertical upright bar
The upper limit structure at top of the portion with being arranged on formwork is fixed；The bottom of vertical upright bar is passed through into bottom fixing structure and plate bottom
Template is fixed.
In technical solution, it is preferred that be additionally included in before vertical upright bar is passed through from hole, casing is arranged on formwork and plate bottom
Between template, then vertical upright bar is pierced by from casing, and passes through formwork.
The present invention has the advantages and positive effects of：
1. can effectively limit formwork in cassette ceiling casting process to float, ensure the construction quality of cassette ceiling；
2. material cost used in the making of the device is relatively low, easy to drawing materials, simple, easy to use, fund input is made
It is few；
3. in this device, after the completion of cassette ceiling concrete construction, screw rod and lower part backing plate, nut are dismountable, and circulation makes
With saving material；
4. this method promotes fixed formwork from side, top bars binding of then following up, forms continuous productive process, construct into
Degree, efficiency significantly improve.
Brief description of the drawings
Fig. 1 be the embodiment of the present invention cassette ceiling in formwork anti-floating system structure diagram.
Fig. 2 be the embodiment of the present invention cassette ceiling in formwork anti-floating system be installed on formwork on schematic diagram.
In figure：
1st, upper limit structure 2, vertical upright bar 3, bottom fixing structure
4th, formwork 5, plate bed die plate 6, cushion block
7th, casing 8, backing plate 9, nut
10th, backing plate 11, nut
Embodiment
Inventive embodiments are described further below in conjunction with the accompanying drawings：
As shown in Figure 1 and Figure 2, formwork anti-floating system in a kind of cassette ceiling described in the present embodiment, including upper limit knot
Structure 1, vertical upright bar 2 and bottom fixing structure 3, upper limit structure 1 are arranged on the top of formwork 4, and the upper end of vertical upright bar 2 passes through
The plate bed die plate 5 and formwork 4 of cassette ceiling are connected with upper limit structure 1, and the lower end of vertical upright bar 2 passes through bottom fixing structure
3 fix with plate bed die plate 5.After position of the formwork 4 in cassette ceiling template is adjusted, the cushion block below cassette ceiling template
Formwork 4 is held up certain altitude by 6, is then fixed the position of 4 in the vertical direction of formwork using the formwork anti-floating system, is being poured
During note, the buoyancy that concrete produces formwork makes formwork have the trend moved upwards, but since upper limit structure 1 is right
The fixation of formwork tip position, it is therefore prevented that displacement up or down of the formwork in cast, so as to ensure that cassette ceiling
Construction quality；And the anti-floating system is simple in structure, convenient material drawing, make simple.
Wherein, vertical upright bar 2 can be the upright bar of various materials or shape, such as can use steel or iron be made cylinder
The upright bar that shape is rod-shaped or cuboid is rod-shaped, or remaining reinforcing bar is directly used on building site as vertical upright bar, it is preferred that it is vertical
Upright bar 2 uses screwed screw rod, such as M12 screw rods can be used, and screw rod is connected through a screw thread with upper limit structure 1, with
Bottom fixing structure 3 is also by threaded connection.Using screw rod, the anti-floating system can be made easy for installation, it is not necessary to use instrument
Welding, is threadedly coupled and can be achieved, and after floor casting complete, can pull down bottom fixing structure 3 and vertical upright bar 2,
Recycle, greatly save material, simplify installation process.
Upper limit structure 1 can be horizontal positioned platy structure or column structure, can be a tabular or column
Shape structure, or the different tabular of more horizontally disposed angles, column structure, as long as can realize at the top of formwork
It is spacing, and size and the i.e. achievable the invention of structure of slab form can be suitable for.Upper limit structure 1 is preferably hard
Material matter, it is preferred that upper limit structure 1 is a horizontally disposed reinforcing bar, can be adopted according to the size adjusting of actual formwork 4
The diameter and length of reinforcing bar, reinforcing bar are welded by backing plate 8 and nut 9, and screw rod is connected by nut 9 and upper limit structure 1
Connect.Reinforcing bar, backing plate 8 and nut 9 can draw materials from the surplus material of building site, for example, backing plate 8 can use the band iron of 40*40*4,
Nut 9 can use M12 nuts, cheap with upper-part convenient material drawing, make simple.
Bottom fixing structure 3 can also be variously-shaped, material, as long as it can be by the bottom of vertical upright bar 2 perpendicular
The upward position of Nogata, which is fixed, can be achieved the invention, it is preferred that bottom fixing structure 3 is backing plate 10, and screw rod passes through spiral shell
Mother 11 fixes with backing plate 10, and backing plate 10 is arranged between nut 11 and plate bed die plate 5, on plate bed die plate 5, plate bed die plate 5 and pad
Wooden a tree, used in making timber for boats can be set between plate, fixed screw rod and backing plate 10 by tightening nut 11, so that standing screw in the vertical direction
Position.Backing plate, nut are common simple components on building site, for example, backing plate can use the billet of 150*150*6,
Nut uses M12 nuts, and materials are easy, simple for production.
Preferably, which further includes casing 7, and casing 7 is sheathed on the outside of vertical upright bar 2, and the top of casing 7 is not less than
The bottom of formwork 4, the bottom of casing 7 are not higher than the height of plate bed die plate 5.Can be by screw rod and cast concrete after setting casing
Region separate, prevent cast concrete after, screw rod is fixed in floor by concrete setting, can not be pulled down.Casing can make
It is made of a variety of materials, preferably using PVC material.
It is a further object of the present invention to provide a kind of method of formwork anti-floating in cassette ceiling, it is included in cassette ceiling template
Formwork anti-floating system in above-mentioned cassette ceiling is installed after middle placement formwork, is then poured into a mould.Above-mentioned formwork anti-floating system can be very
Good prevents that formwork is shifted over by buoyancy in the vertical direction in casting process, influences construction quality.
Preferably, installing formwork anti-floating system in cassette ceiling includes：Pushed up in plate bed die plate 5,4 bottom surface of formwork and formwork 4
Face drills；Vertical upright bar 2 is passed through from the hole of 4 top surface of plate bed die plate 5,4 bottom surface of formwork and formwork；By the top of vertical upright bar 2
The upper limit structure 1 at the top with being arranged on formwork 4 is fixed；The bottom of vertical upright bar 2 is passed through into bottom fixing structure 1 and plate
End template 5 is fixed.
It is furthermore preferred that before being additionally included in and passing through vertical upright bar 2 from hole, casing 7 is arranged on formwork 4 and plate bed die plate 5
Between, then vertical upright bar 2 is pierced by from casing 7, and pass through formwork 4.Stop that vertical upright bar 2 connects with the concrete poured into a mould
Touch, facilitate postorder to remove vertical upright bar 2 and recycle.
The method of formwork anti-floating specifically includes following steps in cassette ceiling described in the present embodiment：
1. according to formwork size, appropriate length is made using 40*40*4 band irons, M12 nuts, according to formwork actual size
The reinforcement fabrication upper limit structure 1 of diameter 12mm；
2. formwork 4 is pushed into suitable position from slab form side, and after adjusting good position, using the brill of diameter 16mm
Head, drills, lower part drills through plate bed die plate 5 from top to bottom in the center position of formwork 4；
3. the bore position from plate bed die plate 5, penetrates PVC casings to 4 lower surface position of formwork, with M12 screw rods upwards
Sequentially pass through plate bed die plate 5, PVC casings, formwork 4 and being bolted with 4 upper top position limiting structure 1 of formwork to tighten, bottom
It is connected using 150*150*6 billets and M12 nuts with plate bed die plate 5, so as to form formwork anti-floating system from top to bottom；
4. complete the concreting of cassette ceiling；
5. after the completion of construction, screw rod and backing plate 10, the nut 11 of lower part are removed, is used in turn.
Formwork anti-floating system and method in a kind of cassette ceiling described in the present embodiment：
Formwork in cassette ceiling casting process can effectively be limited to float, ensure the construction quality of cassette ceiling；The dress
Material cost used in the making put is relatively low, easy to drawing materials, makes simply, easy to use, fund input is few；It is empty in this device
After the completion of the construction of heart floorslab concrete, screw rod and lower part backing plate, nut are dismountable, recycle, and save material；This method is from one
Side promotes fixed formwork, and top bars binding of then following up, forms continuous productive process, construction speed, efficiency significantly improve.
One embodiment of the present of invention is described in detail above, but the content is only the preferable implementation of the present invention
Example, it is impossible to be construed as limiting the practical range of the present invention.All all the changes and improvements made according to the present patent application scope
Deng, should all still belong to the present invention patent covering scope within.
Claims (8)
- A kind of 1. formwork anti-floating system in cassette ceiling, it is characterised in that：Consolidate including upper limit structure, vertical upright bar and bottom Determine structure, the upper limit structure is arranged on the top of formwork, and the upper end of the vertical upright bar passes through the plate bed die of cassette ceiling Plate and the formwork are connected with the upper limit structure, and the lower end of the vertical upright bar passes through bottom fixing structure and the plate End template is fixed.
- 2. formwork anti-floating system in cassette ceiling according to claim 1, it is characterised in that：Further include casing, the set Pipe sleeve is arranged on the outside of the vertical upright bar, and the top of described sleeve pipe is not less than the bottom of the formwork, and the bottom of described sleeve pipe is not Higher than the height of the plate bed die plate.
- 3. formwork anti-floating system in cassette ceiling according to claim 1 or 2, it is characterised in that：The vertical upright bar is Screw rod, the screw rod are threadedly coupled with the upper limit structure, and the screw rod is threadedly coupled with the bottom fixing structure.
- 4. formwork anti-floating system in cassette ceiling according to claim 3, it is characterised in that：The upper limit structure is Reinforcing bar, the reinforcing bar are limited by the first backing plate and the first nut-welding, the screw rod by first nut and the top Bit architecture connects.
- 5. formwork anti-floating system in the cassette ceiling according to claim 3 or 4, it is characterised in that：The bottom fixed knot Structure is backing plate, and the screw rod is fixed by the second nut and the backing plate.
- 6. a kind of method of formwork anti-floating in cassette ceiling, it is characterised in that：It is included in after placing formwork in cassette ceiling template Formwork anti-floating system in cassette ceiling as described in claim 1-5 is any is installed, is then poured into a mould.
- 7. the method for formwork anti-floating in cassette ceiling according to claim 6, it is characterised in that：The installation is described hollow Formwork anti-floating system includes in floor：Drill in plate bed die plate, formwork bottom surface and formwork top surface；By the vertical upright bar from described The hole of plate bed die plate, the formwork bottom surface and the formwork top surface passes through；By the top of the vertical upright bar and it is arranged on described The upper limit structure at the top of formwork is fixed；The bottom of the vertical upright bar is passed through into the bottom fixing structure and the plate End template is fixed.
- 8. the method for formwork anti-floating in cassette ceiling according to claim 7, it is characterised in that：Being additionally included in will be described perpendicular Before up-and-down rod is passed through from the hole, casing is arranged between the formwork and the plate bed die plate, then will be described vertical vertical Bar is pierced by from described sleeve pipe, and passes through the formwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711453311.3A CN107939047A (en) | 2017-12-28 | 2017-12-28 | Formwork anti-floating system and method in a kind of cassette ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711453311.3A CN107939047A (en) | 2017-12-28 | 2017-12-28 | Formwork anti-floating system and method in a kind of cassette ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107939047A true CN107939047A (en) | 2018-04-20 |
Family
ID=61940558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711453311.3A Pending CN107939047A (en) | 2017-12-28 | 2017-12-28 | Formwork anti-floating system and method in a kind of cassette ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107939047A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518862A (en) * | 2018-12-20 | 2019-03-26 | 筑梦高科建筑有限公司 | A kind of anti-floating template mechanism of semi-solid-state shaping |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0710236U (en) * | 1993-07-05 | 1995-02-14 | 株式会社プラジョウ | Formwork device for molding recesses |
| CN205206317U (en) * | 2015-10-28 | 2016-05-04 | 中国建筑第八工程局有限公司 | Sheathed tube fixing device is reserved to floor |
| CN205276632U (en) * | 2015-12-03 | 2016-06-01 | 荣盛建设工程有限公司 | Anti pull rod that floats of hollow superstructure sectional type of cast in situ concrete |
| CN205476487U (en) * | 2015-12-22 | 2016-08-17 | 中国一冶集团有限公司 | Dismantled cyclic utilization device of centre form come -up is packed to control light block |
| CN106013569A (en) * | 2016-06-12 | 2016-10-12 | 中国十七冶集团有限公司 | Method for preventing flotation of light solid composite core formwork of composite floor system |
-
2017
- 2017-12-28 CN CN201711453311.3A patent/CN107939047A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0710236U (en) * | 1993-07-05 | 1995-02-14 | 株式会社プラジョウ | Formwork device for molding recesses |
| CN205206317U (en) * | 2015-10-28 | 2016-05-04 | 中国建筑第八工程局有限公司 | Sheathed tube fixing device is reserved to floor |
| CN205276632U (en) * | 2015-12-03 | 2016-06-01 | 荣盛建设工程有限公司 | Anti pull rod that floats of hollow superstructure sectional type of cast in situ concrete |
| CN205476487U (en) * | 2015-12-22 | 2016-08-17 | 中国一冶集团有限公司 | Dismantled cyclic utilization device of centre form come -up is packed to control light block |
| CN106013569A (en) * | 2016-06-12 | 2016-10-12 | 中国十七冶集团有限公司 | Method for preventing flotation of light solid composite core formwork of composite floor system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518862A (en) * | 2018-12-20 | 2019-03-26 | 筑梦高科建筑有限公司 | A kind of anti-floating template mechanism of semi-solid-state shaping |
| CN109518862B (en) * | 2018-12-20 | 2020-12-15 | 广东博智林机器人有限公司 | Semi-solid forming anti-floating template mechanism |
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