CN110805271A - Prestressed type template system for laminated floor slab construction - Google Patents
Prestressed type template system for laminated floor slab construction Download PDFInfo
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- CN110805271A CN110805271A CN201911183647.1A CN201911183647A CN110805271A CN 110805271 A CN110805271 A CN 110805271A CN 201911183647 A CN201911183647 A CN 201911183647A CN 110805271 A CN110805271 A CN 110805271A
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- bamboo plywood
- trepanning
- plywood layer
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- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
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Abstract
The invention relates to the field of steel structure building construction, in particular to a prestressed template system for laminated floor slab construction, which comprises a bamboo plywood layer, wherein the bamboo plywood layer is of a plate spring-shaped structure consisting of a plurality of bamboo plywood sheets, a plurality of self-tapping screws are arranged on the bamboo plywood layer, the bamboo plywood sheets are fixedly connected through the self-tapping screws, a plurality of U-shaped clamps are sleeved on the bamboo plywood layer, fixing nuts are sleeved at the opening ends of the U-shaped clamps, the fixing nuts are in threaded connection with the U-shaped clamps, the fixing nuts are positioned below the bamboo plywood layer, buffer gaskets are arranged between the bamboo plywood layer and the fixing nuts, the buffer gaskets are sleeved on the U-shaped clamps, and support control devices are arranged on the bamboo plywood layer. The prestressed type template system for the construction of the laminated floor slab, provided by the invention, has the advantages of simple structure, convenience in installation, capability of repeatedly utilizing the bamboo plywood, accordance with the requirement of green construction, capability of avoiding influencing the construction of the lower floor, great improvement on the building installation speed, safety and reliability.
Description
Technical Field
The invention relates to the field of steel structure building construction, in particular to a prestressed type template system for laminated floor slab construction.
Background
Under the background of comprehensive development of the construction industry in China, steel-structure multi-story high-rise buildings are widely applied; based on the requirements of national policies on assembly rate, similar composite floor slab systems such as an open floor bearing plate system, a closed floor bearing plate system, a galvanized plate truss floor bearing plate system, a detachable mode steel bar truss floor bearing plate system and the like are widely applied; the basic principle of the floor system is that a cold-bending thin-wall profiled steel plate is used as a bottom die to bear the weight of a cast-in-place concrete layer which is not formed with strength, and when the concrete layer is formed with strength, the concrete layer and the concrete layer are stressed together to form the integral building floor.
However, because the external rigidity of the cold-formed thin-wall profiled steel sheet is limited, when the span between floor beams is large, the floor slab deforms seriously downwards and cannot be recovered after concrete is poured; the conventional solutions are two, the first method is to reduce the distance between steel beams, but the method consumes a large amount of steel and cannot exert the integral bearing capacity after the concrete strength is formed; the second is to use strutting arrangement to support the floor, often use bamboo offset plate template, the wooden stupefied board, steel pipe scaffold and other annex, do vertical support below the profiled sheet, thereby restriction profiled sheet downward deformation, but the bamboo offset plate uses after the certain number of times, because of bending deformation, can not reuse, thereby consume a large amount of bamboo offset plate resources, occupy a large amount of steel pipe scaffold and do the support, often increase the material cost of renting, and this strutting arrangement causes the obstacle easily to the current of below floor, hinder the inside construction operation of below floor to go on, this strutting arrangement root must fall on lower floor in addition, therefore lower floor must have already been poured the concrete and form intensity. Therefore, concrete pouring of the upper floor and the lower floor must be sequentially carried out, the concrete pouring is staggered for several days in time and cannot be carried out simultaneously, the project progress is seriously delayed, and the project cost is increased.
Therefore, the production of the prestressed formwork system for laminated floor slab construction is simple in structure, convenient to install, capable of recycling the bamboo plywood, capable of meeting the requirement of green construction, capable of avoiding influencing the construction of lower floors, greatly improving the building installation speed, safe and reliable, and wide in market prospect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the safe and reliable prestress type template system for the construction of the laminated floor slab, which has simple structure and convenient installation, can repeatedly utilize the bamboo plywood, meets the requirement of green construction, avoids influencing the construction of the lower floor, greatly improves the building installation speed and overcomes the defects in the prior art.
The technical scheme adopted by the invention is as follows: the utility model provides a coincide is prestressing force type template system for floor construction, including bamboo plywood layer, the structure of the leaf spring shape that the bamboo plywood layer comprises multi-disc bamboo plywood, be equipped with a plurality of self-tapping screw on the bamboo plywood layer, multi-disc bamboo plywood passes through self-tapping screw fixed connection, the cover is equipped with a plurality of U-shaped clamp on the bamboo plywood layer, a plurality of U-shaped clamp is arranged respectively in the both sides of bamboo plywood layer, the opening of U-shaped clamp is down, the open end cover of U-shaped clamp is equipped with fixation nut, the diameter of U-shaped clamp is identical with fixation nut's internal diameter, adopt threaded connection between fixation nut and the U-shaped clamp, fixation nut is located the below of bamboo plywood layer, be equipped with buffer spacer between bamboo plywood layer and the fixation nut, buffer spacer suit is on the U-shaped clamp, bamboo plywood layer on be equipped with support controlling means.
The supporting control device comprises two T-shaped end blocks, the two T-shaped end blocks are symmetrically arranged on two sides of the bamboo plywood layer, a top plate of each T-shaped end block is sleeved on the U-shaped hoop, the top plate of each T-shaped end block is located between the fixing nut and the buffer gasket, the outer side of each T-shaped end block is provided with a first supporting leg and a second supporting leg, and the top of each first supporting leg and the top of each second supporting leg are hinged and fixed on the side wall of each T-shaped end block through screws.
The steel stranded wire rope is horizontally arranged between the two T-shaped end blocks, a trepanning is formed in the middle of one T-shaped end block, a corresponding steel stranded wire rope is provided with a trepanning, the trepanning is sleeved on the steel stranded wire rope, one end of the steel stranded wire rope is welded and fixed on one T-shaped end block, the other end of the steel stranded wire rope is horizontally provided with an adjusting lead screw, one end of the adjusting lead screw is welded and fixed with the other end of the steel stranded wire rope, a threaded hole is formed in the corresponding adjusting lead screw of the other T-shaped end block, the adjusting lead screw is sleeved in the threaded hole, the diameter of the adjusting lead screw is matched with.
The bolt adjusting group comprises a fixing bolt and an adjusting nut, the middle of the first supporting leg and the middle of the second supporting leg are respectively provided with a sleeve hole corresponding to the fixing bolt, the sleeve holes are sleeved on the fixing bolt, the diameter of the top end of the stud and the outer diameter of the adjusting nut are not smaller than the diameter of the sleeve hole, and the first supporting leg and the second supporting leg are located between the top end of the stud and the adjusting nut.
The corresponding U-shaped clamp of roof of T shape end block seted up the trepanning, the aperture of this trepanning cooperatees with the diameter of U-shaped clamp, T shape end block passes through fixation nut and buffer spacer and presss from both sides the clamp to be fixed on the U-shaped clamp.
The corresponding U-shaped clamp of buffer spacer seted up the trepanning, the aperture of this trepanning cooperatees with the diameter of U-shaped clamp, buffer spacer passes through fixation nut to be fixed on the U-shaped clamp.
The U-shaped clamp is provided with two fixing nuts which are respectively fixed at two ends of the U-shaped clamp through threaded connection.
The invention has the beneficial effects that: the invention comprises a bamboo plywood layer, the bamboo plywood layer is a plate spring-shaped structure consisting of a plurality of bamboo plywood, a plurality of self-tapping screws are arranged on the bamboo plywood layer, the bamboo plywood layers are fixedly connected through the self-tapping screws, a plurality of U-shaped hoops are sleeved on the bamboo plywood layer and are respectively arranged at two sides of the bamboo plywood layer, the openings of the U-shaped hoops are downward, fixing nuts are sleeved at the opening ends of the U-shaped hoops, the diameters of the U-shaped hoops are matched with the inner diameters of the fixing nuts, the fixing nuts are in threaded connection with the U-shaped hoops, the fixing nuts are positioned below the bamboo plywood layer, buffer gaskets are arranged between the bamboo plywood layer and the fixing nuts, the buffer gaskets are sleeved on the U-shaped hoops, and support control devices are arranged on the bamboo plywood layer, the invention is arranged on steel beams at two ends of a building through the support control devices, thereby transmitting the strength load of a floor slab to the steel, the invention does not transmit through the floor with formed strength at the lower layer, namely, the requirements of construction operations such as concrete pouring and the like can be simultaneously realized on the floor at the upper layer and the lower layer of the building, thereby greatly improving the speed of building installation; secondly, the steel pipe scaffold is not invented to support the upper floor, so that the construction operation in the lower floor is not affected, the resources of the steel pipe scaffold are not occupied, and the waste bamboo plywood templates can be used for simple cutting and then recycled, so that the bamboo plywood layers are formed, namely the bamboo plywood layers form a plate spring-shaped structure, so that the waste is recycled, the resources are saved, and the green construction is met; in addition, the main body of the invention is the bamboo plywood layer and the supporting control device, namely the floor is supported by the bamboo plywood layer and prevented from deforming downwards, and the stress of the bamboo plywood layer is dispersed to the steel beams at the two ends by the supporting control device, so that the invention has the advantages of simple structure and convenient installation, has good social and economic benefits and is a product easy to popularize and use.
Drawings
FIG. 1 is a schematic view of the present invention mounted on a steel beam.
FIG. 2 is a left side view of the present invention.
FIG. 3 is a right view of the structure of the present invention.
FIG. 4 is a schematic view of the assembly structure of the U-shaped clamp, the fixing nut and the cushion pad of the present invention.
Fig. 5 is a schematic structural view of the first leg of the present invention.
Fig. 6 is a schematic structural view of the second leg of the present invention.
Detailed Description
As shown in fig. 1, 2, 3, 4, 5, 6, a prestressed formwork system for laminated floor construction comprises a bamboo plywood layer 1, wherein the bamboo plywood layer 1 is of a plate spring-shaped structure consisting of a plurality of bamboo plywood sheets, a plurality of self-tapping screws 2 are arranged on the bamboo plywood layer 1, the bamboo plywood sheets are fixedly connected through the self-tapping screws 2, a plurality of U-shaped clamps 3 are sleeved on the bamboo plywood layer 1, the U-shaped clamps 3 are respectively arranged on two sides of the bamboo plywood layer 1, the openings of the U-shaped clamps 3 face downwards, fixing nuts 4 are sleeved on the opening ends of the U-shaped clamps 3, the diameters of the U-shaped clamps 3 are matched with the inner diameters of the fixing nuts 4, the fixing nuts 4 are connected with the U-shaped clamps 3 through threads, the fixing nuts 4 are positioned below the bamboo plywood layer 1, a buffer gasket 5 is arranged between the bamboo plywood layer 1 and the fixing nuts 4, the buffer gasket 5 is sleeved on the U-shaped clamps 3, and a supporting control device is arranged on the bamboo plywood layer 1.
The supporting control device comprises two T-shaped end blocks 6, the two T-shaped end blocks 6 are symmetrically arranged on two sides of the bamboo plywood layer 1, a top plate of the T-shaped end block 6 is sleeved on the U-shaped hoop 3, the top plate of the T-shaped end block 6 is located between the fixing nut 4 and the buffer gasket 5, a first supporting leg 7 and a second supporting leg 8 are arranged on the outer side of the T-shaped end block 6, and the top of the first supporting leg 7 and the top of the second supporting leg 8 are hinged and fixed on the side wall of the T-shaped end block 6 through screws; a steel stranded rope 9 is horizontally arranged between the two T-shaped end blocks 6, a trepanning is arranged on the middle part of one T-shaped end block 6 corresponding to the steel stranded rope 9, the trepanning is sleeved on the steel stranded rope 9, one end of the steel stranded rope 9 is welded and fixed on one T-shaped end block 6, an adjusting lead screw 10 is horizontally arranged at the other end of the steel stranded rope 9, one end of the adjusting lead screw 10 is welded and fixed with the other end of the steel stranded rope 9, a threaded hole is arranged on the other T-shaped end block 6 corresponding to the adjusting lead screw 10, the adjusting lead screw 10 is sleeved in the threaded hole, the diameter of the adjusting lead screw 10 is matched with the aperture of the threaded hole, the adjusting lead screw 10 is in threaded connection with the threaded hole, the distance between the two T-shaped end blocks 6 is controlled by controlling the position of the adjusting lead screw 10 fixed on the other T-shaped end, the two T-shaped end blocks 6 are relatively limited through the steel stranded ropes 9 and the adjusting screw rods 10, so that the stability of the two T-shaped end blocks 6 is improved; a bolt adjusting group 11 is arranged between the first supporting leg 7 and the second supporting leg 8, the bolt adjusting group 11 comprises a fixing bolt and an adjusting nut, the middle part of the first supporting leg 7 and the middle part of the second supporting leg 8 are respectively provided with a sleeve hole corresponding to the fixing bolt, the sleeve holes are sleeved on the fixing bolt, the diameter of the top end of the stud and the outer diameter of the adjusting nut are not smaller than the diameter of the sleeve hole respectively, the first supporting leg 7 and the second supporting leg 8 are positioned between the top end of the stud and the adjusting nut, the size of an included angle between the first supporting leg 7 and the second supporting leg 8 is controlled by controlling the position of the adjusting nut corresponding to the fixing bolt, namely the heights of the first supporting leg 7 and the second supporting leg 8 are controlled, and the first supporting leg 7 and the second supporting leg 8 are clamped through the bolt adjusting group 11, so that the stability of the first supporting leg 7 and the second supporting leg 8 is improved; the corresponding U-shaped clamp 3 of roof of T shape end block 6 seted up the trepanning, the aperture of this trepanning cooperatees with the diameter of U-shaped clamp 3, T shape end block 6 passes through fixation nut 4 and buffer shim 5 clamp-tightly fixes on U-shaped clamp 3.
The buffer gasket 5 is provided with a trepanning corresponding to the U-shaped hoop 3, the aperture of the trepanning is matched with the diameter of the U-shaped hoop 3, and the buffer gasket 5 is fixed on the U-shaped hoop 3 through a fixing nut 4; u-shaped clamp 3 on install two fixation nut 4, two fixation nut 4 are fixed respectively through threaded connection on the both ends of U-shaped clamp 3.
The use method of the product is as follows: as shown in fig. 1, 2, 3, 4, 5 and 6, firstly, a plurality of waste or new bamboo plywood is combined into a bamboo plywood layer 1 with a plate spring-shaped structure, the bamboo plywood layer 1 is fixed by a plurality of self-tapping screws 2, and a plurality of U-shaped clamps 3 are respectively sleeved on two sides of the bamboo plywood layer 1; then, respectively sleeving a buffer gasket 5 and top plates of two T-shaped end blocks 6 on a plurality of U-shaped hoops 3 on two sides of the bamboo plywood layer 1, and correspondingly screwing fixing nuts 4 on two ends of the U-shaped hoops 3, so that the fixing nuts 4 have certain pre-tightening clamping force on the buffer gasket 5 and the top plates of the T-shaped end blocks 6; then, according to the distance between the steel beams at two ends of the existing building, an adjusting screw rod 10 is installed on one T-shaped end block 6, the relative distance between the two T-shaped end blocks 6 is controlled through the adjusting screw rod 10 and a steel stranded rope 9, after the distance between the two T-shaped end blocks 6 is adjusted to be proper, fixing nuts 4 at two ends of a U-shaped clamp 3 are correspondingly screwed, and the included angle between a first supporting leg 7 and a second supporting leg 8 is adjusted through a control bolt adjusting group 11 according to needs, so that the requirements of supporting a floor slab are met; and finally, the two T-shaped end blocks 6 are respectively placed at the bottoms of the steel beams at the two ends of the building, and the floor slab is placed on the bamboo plywood layer 1, so that the requirements of construction such as concrete pouring of the building are met.
The prestressed type template system for laminated floor slab construction is simple in structure and convenient to install, can repeatedly utilize the bamboo plywood, meets the requirement of green construction, avoids influencing the construction of a lower floor, greatly improves the building installation speed, is safe and reliable, and has wide market prospect.
Claims (7)
1. The utility model provides a coincide floor construction is with prestressing force type template system which characterized in that: comprises a bamboo plywood layer (1), the bamboo plywood layer (1) is a plate spring-shaped structure consisting of a plurality of bamboo plywood, a plurality of self-tapping screws (2) are arranged on the bamboo plywood layer (1), the bamboo plywood layers are fixedly connected through the self-tapping screws (2), a plurality of U-shaped clamps (3) are sleeved on the bamboo plywood layer (1), the U-shaped clamps (3) are respectively arranged at two sides of the bamboo plywood layer (1), the openings of the U-shaped clamps (3) face downwards, fixing nuts (4) are sleeved at the opening ends of the U-shaped clamps (3), the diameters of the U-shaped clamps (3) are matched with the inner diameters of the fixing nuts (4), the fixing nuts (4) are connected with the U-shaped clamps (3) through threads, the fixing nuts (4) are positioned below the bamboo plywood layer (1), buffer gaskets (5) are arranged between the bamboo plywood layer (1) and the fixing nuts (4), and the buffer gaskets (5) are sleeved on the U-shaped clamps (3), the bamboo veneer layer (1) is provided with a supporting control device.
2. The pre-stressed formwork system for laminated floor slab construction according to claim 1, wherein: the supporting control device comprises two T-shaped end blocks (6), the two T-shaped end blocks (6) are symmetrically arranged on two sides of the bamboo veneer layer (1), a top plate of the T-shaped end block (6) is sleeved on the U-shaped hoop (3), a top plate of the T-shaped end block (6) is located between the fixing nut (4) and the buffer gasket (5), a first supporting leg (7) and a second supporting leg (8) are arranged on the outer side of the T-shaped end block (6), and the top of the first supporting leg (7) and the top of the second supporting leg (8) are fixed on the side wall of the T-shaped end block (6) through screws in a hinged mode.
3. The pre-stressed formwork system for laminated floor slab construction according to claim 2, wherein: the steel strand ropes (9) are horizontally arranged between the two T-shaped end blocks (6), a trepanning is formed in the corresponding steel strand rope (9) in the middle of one T-shaped end block (6), the trepanning is sleeved on the steel strand rope (9), one end of each steel strand rope (9) is welded and fixed to one T-shaped end block (6), an adjusting lead screw (10) is horizontally arranged at the other end of each steel strand rope (9), one end of each adjusting lead screw (10) is welded and fixed to the other end of each steel strand rope (9), a threaded hole is formed in the corresponding adjusting lead screw (10) of the other T-shaped end block (6), each adjusting lead screw (10) is sleeved in the threaded hole, the diameter of each adjusting lead screw (10) is matched with the aperture of the corresponding threaded hole, and the adjusting lead screws (10) are in threaded connection with.
4. The pre-stressed formwork system for laminated floor slab construction according to claim 2, wherein: first landing leg (7) and second landing leg (8) between be equipped with bolt adjusting group (11), bolt adjusting group (11) including fixing bolt and adjusting nut, the middle part of first landing leg (7) and the middle part of second landing leg (8) have seted up the trepanning corresponding fixing bolt respectively, this trepanning suit is on this fixing bolt, the diameter on double-screw bolt top and adjusting nut's external diameter is not less than the aperture in this trepanning respectively, first landing leg (7) and second landing leg (8) are located between double-screw bolt top and this adjusting nut.
5. The pre-stressed formwork system for laminated floor slab construction according to claim 2, wherein: the corresponding U-shaped clamp (3) of roof of T shape end block (6) seted up the trepanning, the aperture of this trepanning cooperatees with the diameter of U-shaped clamp (3), T shape end block (6) are pressed from both sides tightly through fixation nut (4) and buffer pad (5) and are fixed on U-shaped clamp (3).
6. The pre-stressed formwork system for laminated floor slab construction according to claim 1, wherein: cushion pad (5) corresponding U-shaped clamp (3) seted up the trepanning, the aperture of this trepanning cooperatees with the diameter of U-shaped clamp (3), cushion pad (5) are fixed on U-shaped clamp (3) through fixation nut (4).
7. The pre-stressed formwork system for laminated floor slab construction according to claim 1, wherein: u-shaped clamp (3) on install two fixation nut (4), two fixation nut (4) are fixed respectively through threaded connection on the both ends of U-shaped clamp (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911183647.1A CN110805271B (en) | 2019-11-27 | 2019-11-27 | Prestressed type template system for laminated floor slab construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911183647.1A CN110805271B (en) | 2019-11-27 | 2019-11-27 | Prestressed type template system for laminated floor slab construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110805271A true CN110805271A (en) | 2020-02-18 |
| CN110805271B CN110805271B (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911183647.1A Expired - Fee Related CN110805271B (en) | 2019-11-27 | 2019-11-27 | Prestressed type template system for laminated floor slab construction |
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| CN (1) | CN110805271B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01295970A (en) * | 1988-02-09 | 1989-11-29 | Tomoyuki Okamura | Supporter for concrete leak-preventing plate |
| KR20060015833A (en) * | 2004-08-16 | 2006-02-21 | 박정진 | Level adjustable beam including a steel wire |
| CN203905473U (en) * | 2014-04-02 | 2014-10-29 | 杨众 | Overlapped slab form support frame |
| CN204112714U (en) * | 2014-08-12 | 2015-01-21 | 金天德 | Detachable template system |
| CN205348764U (en) * | 2016-01-13 | 2016-06-29 | 燕山大学 | Adjustable length type fish belly formula floor braced system is striden to height |
| CN106592965A (en) * | 2016-12-26 | 2017-04-26 | 中建四局第六建筑工程有限公司 | Quick support system of high-rise steel structure house composite floor slab |
| CN206784915U (en) * | 2017-04-20 | 2017-12-22 | 南京交通职业技术学院 | A kind of new steel structure suspension type flooring gang form |
| CN108643560A (en) * | 2018-07-24 | 2018-10-12 | 浙江中益建材科技有限公司 | A kind of floor support plate temporary support structure |
| CN208415944U (en) * | 2018-05-11 | 2019-01-22 | 上海建工四建集团有限公司 | The floor plates formwork system being set on girder steel lower flange |
| CN208473290U (en) * | 2018-06-04 | 2019-02-05 | 浙江中益建材科技有限公司 | A kind of template temporary support structure |
-
2019
- 2019-11-27 CN CN201911183647.1A patent/CN110805271B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01295970A (en) * | 1988-02-09 | 1989-11-29 | Tomoyuki Okamura | Supporter for concrete leak-preventing plate |
| KR20060015833A (en) * | 2004-08-16 | 2006-02-21 | 박정진 | Level adjustable beam including a steel wire |
| CN203905473U (en) * | 2014-04-02 | 2014-10-29 | 杨众 | Overlapped slab form support frame |
| CN204112714U (en) * | 2014-08-12 | 2015-01-21 | 金天德 | Detachable template system |
| CN205348764U (en) * | 2016-01-13 | 2016-06-29 | 燕山大学 | Adjustable length type fish belly formula floor braced system is striden to height |
| CN106592965A (en) * | 2016-12-26 | 2017-04-26 | 中建四局第六建筑工程有限公司 | Quick support system of high-rise steel structure house composite floor slab |
| CN206784915U (en) * | 2017-04-20 | 2017-12-22 | 南京交通职业技术学院 | A kind of new steel structure suspension type flooring gang form |
| CN208415944U (en) * | 2018-05-11 | 2019-01-22 | 上海建工四建集团有限公司 | The floor plates formwork system being set on girder steel lower flange |
| CN208473290U (en) * | 2018-06-04 | 2019-02-05 | 浙江中益建材科技有限公司 | A kind of template temporary support structure |
| CN108643560A (en) * | 2018-07-24 | 2018-10-12 | 浙江中益建材科技有限公司 | A kind of floor support plate temporary support structure |
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| Publication number | Publication date |
|---|---|
| CN110805271B (en) | 2021-07-13 |
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Granted publication date: 20210713 Termination date: 20211127 |