CN202450770U - Light type open web steel frame plywood formwork - Google Patents
Light type open web steel frame plywood formwork Download PDFInfo
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- CN202450770U CN202450770U CN2012200255420U CN201220025542U CN202450770U CN 202450770 U CN202450770 U CN 202450770U CN 2012200255420 U CN2012200255420 U CN 2012200255420U CN 201220025542 U CN201220025542 U CN 201220025542U CN 202450770 U CN202450770 U CN 202450770U
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- steel
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- empty stomach
- formwork
- plywood
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Abstract
The utility model provides a light type open web steel frame plywood formwork which is suitable for manual assembling and disassembling of building engineering. An open web steel edge rib adopts a step-shaped section; a first step is convenient for a plywood with the size of 9 mm or 12 mm to be nested and placed; a second step is convenient for a pincer-shaped clamp connected with formwork blocks to be clamped; a solid web inner steel rib adopts a Z-shaped or linear section; the end part of the solid web inner steel rib and the open web steel edge rib are welded to form a force-bearing steel frame; a plywood panel is fixedly connected with inner and outer steel ribs through a rivet or a sunk screw; and the formwork blocks are connected through the pincer-shaped clamp to form a large-area formwork. The light type open web steel frame plywood formwork disclosed by the utility model has the advantages of lightness and flexibility for splicing of the traditional combined steel formwork with the height of 55 mm; the light type open web steel frame plywood formwork also can be used with a conventional plywood and wood beam formwork manner, and the weight of each square meter of the formwork is less than 25 kilograms, so that the rigidity of a steel framework is improved and the time for repeatedly and circularly using the formwork is improved.
Description
Technical field
The utility model relates to the light-duty outside rib empty stomach steel frame plywood formwork that a kind of construction work cast-in-situ concrete construction is applicable to artificial mounting or dismounting template, belongs to the form work engineering field of building engineering construction.
Background technology
Template is cast-in-place concrete structure engineering construction concreting and the model that makes it to be shaped, and template has comprised the back cord of panel and support panel.The mould material that the on-the-spot artificial mounting or dismounting of construction work are at present used with wood plywood as panel; Steel pipe with flitch or diameter 48mm is a back cord; In bulk loosing torn open, and the workload that the form work engineering construction is engaged at the scene is big, and workman arbitrarily saw section template causes a large amount of mould material wastes.On the one hand, China is forest reserves countries in short supply, and the civil engineering building site uses timber to be unfavorable for the protection of the limited forest reserves in a large number wastefully; On the other hand, in bulk the loosing of template torn a large amount of building waste of generation open, is unfavorable for green construction and environmental protection.In addition, China building site construction worker gets used to the operating type of artificial mounting or dismounting template, and in bulk the loosing of adopting that wood plywood, flitch add steel pipe torn formwork way open and continued more than ten years, makes form work engineering not obtain substantial technological progress over past ten years.
Cast-in-place concrete structure remains the primary structure form of China, adopts manual type mounting or dismounting template to be still main flow by construction carpenter in the form work engineering construction.Adopt the artificial template of installing and removing for the building engineering construction cast-in-situ concrete unit, should assembly unit light and flexible, the tight repeatedly turnover of piece use again.The known light weight form pattern that is suitable for artificial mounting or dismounting mainly contains the light-duty combined steel formwork (also claiming little punching block) that comes from Japan, and steel framework outside rib and internal-rib are real abdomen steel plate; Come from the special rolling profile shapes of US and European or the steel frame plywood formwork of real abdomen steel outside rib of steel plate strip and internal-rib; Also have the domestic formation main flow of last decade with veneer directly as form surfacing, flitch or scaffolding steel pipe are as panel back cord the in bulk template of tearing open etc. of loosing.Though the frame height is that the combined steel formwork single form of 55mm is flexible from heavy and light and spelling; But exist the steel plate thickness of outside rib and panel thin partially; Rigidity is poor outside the rib plane, strip steel plate outside; Template is prone to buckling deformation, and steel outside rib connecting portion welding quality can not get guaranteeing, is prone in transportation and assembling and dissembling process, cause gusset rib cracking.At present general both at home and abroad real abdomen steel outside rib height is the steel frame plywood formwork of 63mm or 75mm, and when the deadweight of template piece was controlled in 30 kilograms, the steel plate of strip steel outside rib was thinner, and the rigidity difference is yielding; If when steel outside rib-like steel plate is thickeied 6mm, make it not yielding though increased rigidity, the deadweight of template piece surpasses 30 kilograms, and mounting or dismounting labour intensity is big, does not fit into Chinese architecture workman's muscle power.Make panel if adopt veneer; Flitch or steel pipe are done the in bulk diffusing form removal of back cord, and the workman is in the template installation process, and often arbitrarily saw cuts whole panel and elongated flitch; Cause the significant wastage of mould material; And significantly having reduced the number of times that repeats to have enough to meet the need use, a large amount of waste and old templates become main building waste source, are unfavorable for green construction and " one environmental protection of four joints " policy that country initiates.
Owing to there is above-mentioned various problems; Be not well solved with the light-duty tool-typed formwork of manual work mounting or dismounting template operating type coupling, this has also limited house and town and country construction portion is devoted to applying and the realization of goal that has directly influenced national green construction of initiating of new type formwork and scaffold new technology.
Summary of the invention
Technical problem: for solving the current problem that wait to exist, the utility model provides that a kind of what be applicable to that the building engineering construction scene is convenient to that manual work carries out the template mounting or dismounting is master's light empty steel frame plywood formwork with outside rib height 55mm or 65mm.Solve the problem of the easy buckling deformation of real abdomen steel outside rib rigidity difference of known combination steel form and steel frame plywood with step empty stomach steel outside rib; Be embedded in the rib of steel limit with wood plywood, bamboo plywood or other composite panels and solve the building site workman and no longer arbitrarily saw the problem that section big face is opened veneer; Solve with the light empty steel frame plywood of tool-type and effectively to improve the problem that repeats to have enough to meet the need access times, and with the single form Weight control in 30 kilograms, solve the problem that is fit to Chinese architecture workman muscle power and labour intensity.
Technical scheme:The light empty steel frame plywood formwork of the utility model is made up of one or more rectangular mold plates; The periphery steel framework of each rectangular mold plate is that cross sectional shape is the empty stomach steel limit rib of step; Be provided with in the Z-shaped real abdomen steel that is welded to connect with steel limit rib quadrature arrangement on an empty stomach and with empty stomach steel limit rib vertical rib in the cross rib and the real abdomen steel of a shape in the periphery steel framework; Wood plywood or bamboo plywood are embedded in the Z-shaped real abdomen steel cross rib and the first step of steel limit rib on an empty stomach; Fix with rivet or sunk screw, with pincer-like fixture adjacent empty stomach steel limit rib is connected and fixed between each rectangular mold plate, form a complete light empty steel frame plywood formwork.
On an empty stomach steel limit rib is the steel tubes of depth of section 55mm or 65mm, and this steel tubes cross sectional shape is a step, and the first step height is 9mm or 12mm, as shelve with fixed thickness be the wood plywood of 9mm or 12mm or the platform of bamboo plywood; The second step height is 15～20mm, and step surface tilts 30～40 ° to the base, as the pincer-like fixture clamping step of steel limit rib on an empty stomach, and installs and removes the template piece finger grip step of steel limit rib on an empty stomach as the workman; Recessed 1～the 2mm in outer side edges middle part, the empty stomach steel limit rib of being convenient to two template pieces closely contacts; This is steel limit rib employing Q235 or Q345 welded tube or seamless steel pipe drawing forming on an empty stomach, also can adopt coil clod wash welding forming, and thickness of steel pipe is 2.0 ~ 3.0mm.
Described rectangular mold plate, its width are during smaller or equal to 600mm, and cross rib is orthogonal to vertical empty stomach steel limit rib and arranges that spacing is 200mm～300mm in the Z-shaped real abdomen steel, and two ends are fixed with steel limit rib welding on an empty stomach; When template piece width greater than 600mm; And during smaller or equal to 900mm; In steel framework inside in Z-shaped real abdomen steel is set by the designing requirement spacing the cross rib; Increasing is the interior rib of indulging of real abdomen steel of " " with the parallel cross sectional shape of vertical empty stomach steel limit rib together, and this reality abdomen steel interior vertical rib middle part and the interior cross rib of Z-shaped real abdomen steel weld fixing, and two ends and horizontal empty stomach steel limit rib welding are fixed.
The interior vertical rib of the real abdomen steel of cross rib or real abdomen one shape is welded into template load steel framework in steel limit rib and the Z-shaped real abdomen steel of real abdomen on an empty stomach; Wood plywood or bamboo plywood embed steel limit rib on an empty stomach, and fix with cross rib in rivet or sunk screw and empty stomach steel limit rib and the Z-shaped real abdomen steel; On an empty stomach during the assembly unit of steel frame plywood formwork piece, with the step of template piece on an empty stomach the upstanding edge of the band nick of steel limit rib abut against together and connect fixingly with pincer-like fixture, forms required bulk area and splices template.
Described pincer-like fixture is formed by being welded on a pair of stationary jaw on the rectangular steel pipe and being connected in a pair of curved boom claw that rectangular steel pipe does to rotate a little and wedge shape cast steel or forged steel pin member through bearing pin; Have the adjustment hole of wearing bearing pin and adapting to different clamp mode plate thicknesss on the rectangular steel pipe; Punching press has the arc tongue on the U-shaped base of curved boom claw; Stationary jaw matees on the second step inclined-plane of steel limit rib with pawl head that rotates the curved boom claw and the step that is held on an empty stomach; Knock through hammer and to be arranged on wedge shape cast steel or the forged steel pin member between the arc tongue on rectangular steel pipe base and the curved boom claw base; Drive the curved boom claw and rotate clamping two template pieces around the bearing pin on the fixing rectangular steel pipe and abut against empty stomach steel limit rib together, form two template sides and be close to relative fixed, spillage when preventing concreting.
Beneficial effect:(1) the light empty steel frame plywood formwork template piece of the utility model is controlled at every weight in 30 kilograms from Beijing South Maxpower Technology Co. Ltd, and can obtain bigger template piece area, the artificial mounting or dismounting in appropriate architecture building site template and transhipment template; (2) on an empty stomach steel outside rib rigidity is big for the step of template piece, and the limit rib was not yielding during template was used, during making limit rib welding assembly unit easy, and weld seam is few, is convenient to high accuracy and makes and be shaped; (3) on an empty stomach the height of steel frame plywood formwork piece adopts 55mm or 65mm, has adapted to the wood plywood commonly used pieced together with loosing in the building site and the flitch needs as non-standard filling template; (4) the step cross section type of outside rib is convenient to process drawing or cold bending on an empty stomach; Also be convenient to embed and fixedly wood plywood or bamboo plywood; Also be convenient to the template interblock and grip each other, avoid the connection pin hole of a plurality of template interblocks of processing on the rib of known real abdomen outside with special-purpose pincer-like fixture; Finger grip Form board frame when (5) on an empty stomach the step cross section type of outside rib is convenient to the construction worker and is installed and removed operation, ergonomic is not provided with the handle of special-purpose portable template, has simplified processing and manufacture craft.
Description of drawings
Below in conjunction with accompanying drawing and embodiment to the utility model further explain:
Fig. 1 is the template piece back side plane sketch map of the utility model,
Fig. 2 is an A-A cross-sectional view among the utility model template piece Fig. 1,
Fig. 3 is a B partial enlarged drawing among Fig. 2,
Fig. 4 is an interior cross rib C-C sectional view among the utility model template piece Fig. 1,
Fig. 5 is that two templates of the utility model fit together sketch map through the pincer folder,
Fig. 6 is the pincer folder schematic three dimensional views of the utility model.
Have among the figure: indulge rib 3, wood plywood or bamboo plywood 4, rivet or sunk screw 5, pincerlike folder 6, first step 7, second step 8, outer side edges middle part 9, rectangular steel pipe 10, stationary jaw 11, bearing pin 12, curved boom claw 13, pin member 14, adjustment hole 15, arc tongue 16 on an empty stomach in steel limit rib 1, the Z-shaped real abdomen steel in cross rib 2, the real abdomen steel.
The specific embodiment
15mm thickness wood plywood that the empty stomach outside rib height and the present building site of the utility model used always and the 40 * 90mm that keeps flat or 50 * 100mm flitch size are complementary, and promptly adopting highly is 15mm+40mm=55mm or 15+50mm=65mm; With Q235 steel or Q345 steel welded tube or seamless steel pipe drawing, or the coil clod wash is welded into the outside rib empty stomach steel pipe of required size, the manufacturing issue of the empty stomach special section tubular product of solution reduced size; Periphery steel frame on an empty stomach adopts the step cross sectional shape; First horizontal bench can be used as shelves and installs and fixes the platform that thickness is 9mm or 12mm wood plywood or bamboo plywood; Second incline bench can be used as the platform of the jaw clamping of steel frame plywood formwork interblock stationary fixture, and can be used as the platform of construction worker's finger grip template piece when installing and removing template simultaneously; Steel frame plywood laterally interior steel rib inner and that vertically the outside rib is vertical adopts real abdomen Z bar, solves the out-of-plane stable problem of steel rib and effectively alleviates deadweight.
This template is made up of one or more rectangular mold plates; The periphery steel framework of each rectangular mold plate is that cross sectional shape is the empty stomach steel limit rib 1 of step; Be provided with in the periphery steel framework in the Z-shaped real abdomen steel that is welded to connect with steel limit rib 1 quadrature arrangement on an empty stomach and with empty stomach steel limit rib 1 and indulge rib 3 in the cross rib 2 and the real abdomen steel of a shape; First step 7 with cross rib 2 in wood plywood or the Z-shaped real abdomen steel of bamboo plywood 4 embeddings and empty stomach steel limit rib 1; Fixing with rivet or sunk screw 5, with pincer-like fixture 6 adjacent empty stomach steel limit rib 1 is connected and fixed between each rectangular mold plate, form a complete light empty steel frame plywood formwork.
On an empty stomach steel limit rib 1 is the steel tubes of depth of section 55mm or 65mm, and this steel tubes cross sectional shape is a step, and first step 7 highly is 9mm or 12mm, as shelve with fixed thickness be the wood plywood of 9mm or 12mm or the platform of bamboo plywood 4; Second step 8 highly is 15～20mm, and step surface tilts 30～40 ° to the base, as the pincer-like fixture 6 clampings step of steel limit rib 1 on an empty stomach, and installs and removes the template piece finger grip step of steel limit rib 1 on an empty stomach as the workman; Outer side edges middle part 9 recessed 1～2mm, the empty stomach steel limit rib of being convenient to two template pieces closely contacts; This is steel limit rib 1 employing Q235 or Q345 welded tube or seamless steel pipe drawing forming on an empty stomach, and thickness of steel pipe is 2.0 ~ 3.0mm.
Described rectangular mold plate, its width are during smaller or equal to 600mm, and cross rib 2 is orthogonal to vertical empty stomach steel limit rib 1 and arranges that spacing is 200mm～300mm in the Z-shaped real abdomen steel, and two ends are fixed with steel limit rib 1 welding on an empty stomach; When template piece width greater than 600mm; And during smaller or equal to 900mm; In steel framework inside in Z-shaped real abdomen steel is set by the designing requirement spacing the cross rib 2; Increasing is the interior rib 3 of indulging of real abdomen steel of " " with vertical empty stomach steel limit rib 1 parallel cross sectional shape together, and cross rib 2 welds and fixes in interior vertical rib 3 middle parts of this reality abdomen steel and the Z-shaped real abdomen steel, and two ends and horizontal empty stomach steel limit rib 1 weld fixing.
The assemble method of light empty steel frame plywood formwork is; Vertical rib 3 is welded into template load steel framework in interior cross rib 2 of steel limit rib 1 and the Z-shaped real abdomen steel of real abdomen or the real abdomen steel of real abdomen one shape on an empty stomach; Wood plywood or bamboo plywood 4 embed steel limit rib 1 on an empty stomach, and fixing with cross rib 2 in rivet or sunk screw 5 and empty stomach steel limit rib 1 and the Z-shaped real abdomen steel; On an empty stomach during the assembly unit of steel frame plywood formwork piece, with the step of template piece on an empty stomach the upstanding edge 9 of the band nick of steel limit rib 1 abut against together and connect fixingly with pincer-like fixture 6, form required bulk area and splice template.
Described pincer-like fixture 6 is formed by being welded on a pair of stationary jaw 11 on the rectangular steel pipe 10 and being connected in a pair of curved boom claw 13 that rectangular steel pipe 10 does to rotate a little and wedge shape cast steel or forged steel pin member 14 through bearing pin 12; Have the adjustment hole 15 of wearing bearing pin and adapting to different clamp mode plate thicknesss on the rectangular steel pipe; Punching press has arc tongue 16 on the U-shaped base of curved boom claw 13; Stationary jaw 11 matees on second step 8 inclined-planes of steel limit rib 1 with pawl head that rotates curved boom claw 13 and the step that is held on an empty stomach; Knock wedge shape cast steel or the forged steel pin member 14 that is arranged on 16 of arc tongues on rectangular steel pipe 10 bases and curved boom claw 13 bases through hammer; Driving curved boom claw 13 rotates clampings two template pieces around the bearing pin 12 on the fixing rectangular steel pipe 10 and abuts against empty stomach steel limit rib 1 together; Form two template sides and be close to relative fixed, spillage when preventing concreting.
The light empty steel frame plywood formwork piece of the utility model is rectangular; The representational length of template piece has 900mm, 1200mm, 1500mm; Width has 600mm, 900mm, and thickness has 55mm, 65mm, four cross sections be step on an empty stomach steel outside rib be 90 degree in the bight and cross and weld the butt joint shaping; Real abdomen " Z " shape or " one " shape steel internal-rib are vertical layout with the outside rib and are welded to connect with it; Thickness is that wood plywood or the bamboo plywood of 9mm or 12mm is embedded in rib first step place, outside, and fixes with inside and outside steel rib with rivet or sunk screw, and pincer-like fixture is fixed on the second step of rib outside the steel of adjacent forms piece the template piece is connected into integral body.
Among the figure; With four on an empty stomach step steel outside ribs 1 cross through 90 degree in twos and be welded into the rectangle steel frame; And be vertical rib 3 and steel limit rib 1 orthogonal thereto layout on an empty stomach in cross rib 2 or the real abdomen steel of " one " shape in the real abdomen steel of " Z " shape with the cross section; Be welded to connect on empty stomach steel limit rib 1; With thickness is that wood plywood or the bamboo plywood 4 of 9mm or 12mm is shelved on the first step 7 of step steel outside rib 1; And be fixed on an empty stomach in the steel limit rib 1 and real abdomen steel on the cross rib 2 through rivet or sunk screw 5, rectangle steel frame plywood formwork piece on an empty stomach grips together through the second step 8 of pincer-like fixture 6 with the steel outside rib 1 of adjacent forms piece, is spliced to form the template of bulk area.
Claims (3)
1. light empty steel frame plywood formwork; It is characterized in that: this template is made up of one or more rectangular mold plates; The periphery steel framework of each rectangular mold plate is that cross sectional shape is the empty stomach steel limit rib (1) of step; Be provided with in the periphery steel framework in the Z-shaped real abdomen steel that is welded to connect with steel limit rib (1) quadrature arrangement on an empty stomach and with empty stomach steel limit rib (1) and indulge rib (3) in the cross rib (2) and the real abdomen steel of a shape; First step (7) with cross rib (2) and empty stomach steel limit rib (1) in wood plywood or the Z-shaped real abdomen steel of bamboo plywood (4) embedding; Fixing with rivet or sunk screw (5), with pincer-like fixture (6) adjacent empty stomach steel limit rib (1) is connected and fixed between each rectangular mold plate, form a complete light empty steel frame plywood formwork.
2. light empty steel frame plywood formwork according to claim 1; It is characterized in that: steel limit rib (1) is the steel tubes of depth of section 55mm or 65mm on an empty stomach; This steel tubes cross sectional shape is a step; First step (7) highly is 9mm or 12mm, as shelve with fixed thickness be the wood plywood of 9mm or 12mm or the platform of bamboo plywood (4); Second step (8) highly is 15～20mm, and step surface tilts 30～40 ° to the base, as pincer-like fixture (6) the clamping step of steel limit rib (1) on an empty stomach, and installs and removes the template piece finger grip step of steel limit rib (1) on an empty stomach as the workman; Recessed 1～the 2mm in outer side edges middle part (9), the empty stomach steel limit rib of being convenient to two template pieces closely contacts; This is steel limit rib (1) employing Q235 or Q345 welded tube or seamless steel pipe drawing forming on an empty stomach, or coil clod wash welding forming, and thickness of steel pipe is 2.0 ~ 3.0mm.
3. light empty steel frame plywood formwork according to claim 1; It is characterized in that described rectangular mold plate; Its width is during smaller or equal to 600mm; Cross rib (2) is orthogonal to vertical empty stomach steel limit rib (1) and arranges that spacing is 200mm～300mm in the Z-shaped real abdomen steel, and two ends are fixed with steel limit rib (1) welding on an empty stomach; When template piece width greater than 600mm; And during smaller or equal to 900mm; Inner in Z-shaped real abdomen steel is set by the designing requirement spacing the cross rib (2) at steel framework; The increase cross sectional shape parallel with vertical empty stomach steel limit rib (1) together is the interior rib (3) of indulging of real abdomen steel of " ", indulges interior cross rib (2) welding of rib (3) middle part and Z-shaped real abdomen steel in this reality abdomen steel and fixes, and two ends and horizontal empty stomach steel limit rib (1) welding are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200255420U CN202450770U (en) | 2012-01-19 | 2012-01-19 | Light type open web steel frame plywood formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200255420U CN202450770U (en) | 2012-01-19 | 2012-01-19 | Light type open web steel frame plywood formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202450770U true CN202450770U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200255420U Expired - Fee Related CN202450770U (en) | 2012-01-19 | 2012-01-19 | Light type open web steel frame plywood formwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202450770U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561677A (en) * | 2012-01-19 | 2012-07-11 | 郭正兴 | Light empty steel frame plywood formwork and assembling method |
| CN104295099A (en) * | 2014-09-09 | 2015-01-21 | 广州市艺达机械有限公司 | Connecting clamp for template splicing |
-
2012
- 2012-01-19 CN CN2012200255420U patent/CN202450770U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561677A (en) * | 2012-01-19 | 2012-07-11 | 郭正兴 | Light empty steel frame plywood formwork and assembling method |
| CN104295099A (en) * | 2014-09-09 | 2015-01-21 | 广州市艺达机械有限公司 | Connecting clamp for template splicing |
| CN104295099B (en) * | 2014-09-09 | 2016-06-08 | 广州市艺达机械有限公司 | Template assembly is with connecting fixture |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20180119 |