CN106968379A - Hollow floor structure, the New Style Concrete Materials for preparing the structure - Google Patents
Hollow floor structure, the New Style Concrete Materials for preparing the structure Download PDFInfo
- Publication number
- CN106968379A CN106968379A CN201710239158.8A CN201710239158A CN106968379A CN 106968379 A CN106968379 A CN 106968379A CN 201710239158 A CN201710239158 A CN 201710239158A CN 106968379 A CN106968379 A CN 106968379A
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- China
- Prior art keywords
- obturator
- hollow floor
- floor structure
- concrete
- protective layer
- Prior art date
- 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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- 239000000463 material Substances 0.000 title claims abstract description 27
- 210000003205 muscle Anatomy 0.000 claims abstract description 36
- 239000011241 protective layer Substances 0.000 claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract description 14
- 241000264877 Hippospongia communis Species 0.000 claims abstract description 11
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims abstract description 11
- 239000006260 foam Substances 0.000 claims abstract description 10
- 239000005030 aluminium foil Substances 0.000 claims abstract description 5
- 210000003739 neck Anatomy 0.000 claims description 20
- 239000000725 suspension Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 241000826860 Trapezium Species 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000002742 anti-folding effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/07—Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
- E04C5/073—Discrete reinforcing elements, e.g. fibres
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Floor Finish (AREA)
Abstract
The present invention provides the high hollow floor structure of a kind of novel in structural design, bulk strength, the New Style Concrete Materials for preparing the structure；Hollow floor structure it include obturator, be arranged at both sides above and below obturator upper plate muscle and lower plate muscle, by upper plate muscle, lower plate muscle and obturator wrap up concrete layer；Obturator includes body, and body is in I-shaped structure, in the protective layer that is coated with of body, and body wrapped up by protective layer after obturator is constituted into cuboid structure；Body is made up of foam/ceramic honeycomb；When body is made up of foam, protective layer is aluminium-foil paper/Polywoven Bag, when protective layer is Polywoven Bag, and screed is coated with the surface of Polywoven Bag；When body is made up of ceramic honey comb, protective layer is Polywoven Bag, now, and the Polywoven Bag on body upper surface and lower surface is in netted；New Style Concrete Materials it include concrete and chopped fiber auxiliary material.
Description
Technical field
The present invention relates to technical field of civil engineering, more particularly to a kind of hollow floor structure, for preparing the structure
New Style Concrete Materials.
Background technology
The traditional structure type of diversity requirements and construction method of modern architecture development constantly improve；Large span concrete is hollow
Superstructure and pre-stress hollow superstructure put core and carry out arranging and castable by certain direction by being buried in plate, make former real
Heart superstructure becomes hollow floor, while larger hollow rate is obtained to mitigate dead load, can be for traditional regular reinforcement concrete beam
Panel structure system, close rib building roof system, restressed beam slab structural system and assembled hollow floor system are due to building function day
Benefit enhancing, to structural span, the requirement of the post net standard width of a room in an old-style house is improved constantly, and the country is widely applied in substantial amounts of Practical Project,
Heat-insulated with improving, the advantage of sound insulation property effectively improves building to be made using the preferable economy of function acquisitions and good
Use function.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, adapt to real needs there is provided a kind of novel in structural design,
The high hollow floor structure of bulk strength, the New Style Concrete Materials for preparing the structure.
In order to realize the purpose of the present invention, the technical solution adopted in the present invention is：
A kind of hollow floor structure is designed, it includes obturator, the upper plate muscle and lower plate muscle that are arranged at both sides above and below obturator, incited somebody to action
The concrete layer of the upper plate muscle, lower plate muscle and obturator parcel；The obturator includes body, and the body is in I-shaped
Structure, in the protective layer that is coated with of the body, and the body wrapped up by protective layer after the obturator is constituted
Cuboid structure；The body is made up of foam/ceramic honeycomb；When the body is made up of foam, the protective layer is
Aluminium-foil paper/Polywoven Bag, when the protective layer is Polywoven Bag, mortar is coated with the surface of the Polywoven Bag
Layer；When the body is made up of ceramic honey comb, the protective layer is Polywoven Bag, now, positioned at body upper surface with
Polywoven Bag on surface is in netted.
It is preferred that, the through hole on two surfaces above and below the obturator is provided with the middle part of the obturator, in addition to pass through
The pull bar that the through hole is set is worn, the two ends of the pull bar are connected with upper plate muscle, lower plate muscle respectively, and the pull bar in the through hole
Wrapped up by the concrete layer.
It is preferred that, the lower end of the pull bar is provided with hook, and the radial direction of the upper end edge pull bar of the pull bar is to lateral curvature structure
Into suspension part, the suspension part on the pull bar direction is provided with the ridge arched upward upwards, and the elongated end of the suspension part is oblique
It is bent upwards.
It is preferred that, the opening of the through hole upper and lower ends is in horn-like structure.
It is preferred that, the upper plate muscle is vacantly arranged on the obturator by upper supporting piece, and the upper supporting piece includes
One supporting plate, the support block being arranged above supporting plate, the support block are connected by the first revolving part with the supporting plate；Institute
The lower surface for stating supporting plate is provided with several first burs；The support block is provided with U-shaped neck, the two of the U-shaped neck
A fin is respectively equipped with individual inwall, the distance between two fins to U-shaped neck bottom land, which are more than, to be sticked in the U-shaped neck
The radius of reinforcing bar.
It is preferred that, the obturator is arranged on lower plate muscle by lower support element, and the lower support element includes cushion block, set
In the support board on cushion block, the support board is connected by the second revolving part with the cushion block；The lower surface of the cushion block
Provided with two it is arranged in a crossed manner and in " ten " font necks, on the upper surface of the support board provided with several second dash forward
Thorn.
It is preferred that, first revolving part is identical with the structure of second revolving part；First revolving part includes bottom
Hold and a branch being inserted into pipe fitting is provided with the pipe fitting being fixedly connected with supporting plate, the upper end open of the pipe fitting, the pipe fitting
Strut, the bottom of the support bar is against the bottom of pipe fitting, and the upper end of the support bar is connected with support block；In the pipe fitting
Inwall is provided with annular protrusion, annular groove is provided with the side wall of the support bar, when the support bar is inserted in the pipe fitting
When interior, the annular protrusion is located in the annular groove.
It is preferred that, the intermediate that the body is connected by upper plate, lower plate, by upper plate and lower plate is constituted；Section of the upper plate
Face is in inverted trapezium structure；The trapezoidal structure in section of the lower plate.
Further, the present invention have also been devised a kind of new concrete for being used to prepare hollow floor structure as described above
Material, for preparing the concrete layer in hollow floor structure as described above, it includes concrete, it is characterised in that：It is also
Including auxiliary material, the auxiliary material is mixed in concrete, and the auxiliary material is chopped fiber, contains the auxiliary material in every 100kg concrete
10kg to 20kg.
It is preferred that, the length of the chopped fiber is 1.0 to 5.0cm.
The beneficial effects of the present invention are：
The hollow floor structure of the present invention has the advantages that intensity height, light weight, meanwhile, the present invention can be used as a kind of novel hollow
Building cover structure uses the floor of heavy construction, can reach the requirement of high intensity, lightweight.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the hollow floor structure of the present invention；
Fig. 2 for the present invention in obturator structural representation；
Fig. 3 is the body construction schematic diagram in the present invention；
Fig. 4 for the present invention in lower support element structural representation；
Fig. 5 for the present invention in upper supporting piece structural representation；
Fig. 6 for the present invention in the first revolving part part section structural representation；
Fig. 7 is the obturator and the structural representation of pull bar in the present invention；
Fig. 8 is the drawbar structure diagram in the present invention；
Fig. 9 for the present invention in obturator wrapped up by concrete after part section structural representation；
In figure：1. concrete layer;2. upper plate muscle;3. lower plate muscle;4. upper supporting piece;5. lower support element;6. obturator;7. body;
8. protective layer;10. support board;11. the second revolving part;12. cushion block;13. the second bur;14. neck;15. support block;16.
Pipe fitting;17. support bar;19. supporting plate;20. the first bur;21.U shape necks;22. fin;23. annular protrusion;24. annular is recessed
Groove;25. through hole;26. pull bar；27. hook；28. ridge；29. the elongated end of suspension part；30. via openings end and concrete layer
Corner connection；
7-1. upper plate；7-2. lower plate；7-3. intermediate.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples：
Embodiment 1：A kind of hollow floor structure, referring to Fig. 1 to Fig. 9；It includes obturator 6, being arranged at obturator, about 6 both sides
Upper plate muscle 2 and lower plate muscle 3,1 layer of concrete wrapping up the upper plate muscle 2, lower plate muscle 3 and obturator 6；Specifically, originally setting
The obturator 6 in meter includes body 7, and the body 7 is in I-shaped structure, specifically, described body is by upper plate 7-
1st, lower plate 7-2, upper plate 7-1 and the intermediate 7-3 of lower plate 7-2 connections constituted, the section of the upper plate 7-1 in the design is in
Inverted trapezium structure, the trapezoidal structure in section of the lower plate 7-2；Design by upper plate and lower plate trapezium structure is being implemented
In can increase the bulk strength and hardness of body.
Further, the design is also coated with protective layer 8 in the body 7, and the body 7 passes through protective layer
The obturator 6 is constituted into cuboid structure after parcel；Can be by between the upper plate and lower plate on body by the parcel of protective layer
The region closing of formation, can avoid the concrete in concreting from entering by the gap between two obturators by this design
Enter the generation of phenomenon in the region between upper plate and lower plate.
Further, the body 7 of the design is made up of foam/ceramic honeycomb；When the body 7 is made up of foam
When, the protective layer 7 is aluminium-foil paper/Polywoven Bag, when the protective layer is Polywoven Bag, the Polywoven Bag
Screed is coated with surface；The screed can increase the intensity of obturator, it is to avoid in concreting, operator station exists
Obturator is caused to break an ancient egg-shaped, holed wind instrument, the generation of sedimentation phenomenon on obturator；And corruption of the concrete to foam can be then prevented using aluminium-foil paper
Erosion and scratch；Furthermore, when described body 7 is made up of ceramic honey comb, the protective layer is Polywoven Bag, now, is located at
Polywoven Bag on body upper surface and lower surface is in netted；Cellular body can be effectively combined with concrete, real
Existing the effective of obturator and concrete is connected.
Further, the design is also provided with the logical of above and below the obturator two surfaces at the middle part of the obturator 6
Hole 25, in addition to the pull bar 26 set through the through hole 25, the two ends of the pull bar 26 connect with upper plate muscle 2, lower plate muscle 3 respectively
Connect, and the pull bar 26 in the through hole 25 is wrapped up by the concrete layer；Specifically, the lower end of the pull bar 26 is provided with hook
27, the radial direction of the upper end edge pull bar of the pull bar 26 constitutes suspension part to lateral curvature, the suspension on the pull bar direction
Portion is provided with the ridge 28 arched upward upwards, and the elongated end 29 of the suspension part is bent obliquely；, will by this design in construction
The lower end of pull bar is linked up with the reinforcing bar hung over through after through hole on lower plate muscle, then pulls up pull bar and by bending obliquely
The elongated end 29 of suspension part the reinforcing bar on upper plate muscle is stuck on ridge, upper plate muscle and lower plate muscle can be connected by this pull bar
Connect, meanwhile, the opening of the upper and lower ends of the through hole 25 in the design is in horn-like structure；The design of this horn-like structure can be with
The corner connection 30 of via openings end and concrete layer is formed into chamfering, this design and the concrete and the knot of pull bar in through hole
Conjunction can increase the performances such as intensity, the crushing resistance of integral cover structure.
Further, the upper plate muscle 2 in the design is vacantly arranged on the obturator 6 by upper supporting piece 4, tool
Body, the upper supporting piece 4 includes a supporting plate 19, is arranged at the support block 15 of the top of supporting plate 19, and the support block 15 is led to
The first revolving part is crossed to be connected with the supporting plate 19；The lower surface of the supporting plate 19 is provided with several first burs 20；Institute
Support block 15 is stated provided with U-shaped neck 21, a fin 22, two fins are respectively equipped with two inwalls of the U-shaped neck 21
22 are more than the radius for the reinforcing bar being sticked in the U-shaped neck to the distance between the bottom land of U-shaped neck 21.
Further, the obturator of the design is arranged on lower plate muscle by lower support element 5, specifically, under described
Support member 5 includes cushion block 12, the support board 10 that is arranged on cushion block 12, the support board 10 by the second revolving part 11 with
The cushion block 12 is connected；The lower surface of the cushion block 12 is provided with two necks 14 arranged in a crossed manner and in " ten " font, in institute
The upper surface for stating support board 10 is provided with several second burs 13.
First revolving part in the design is identical with the structure of second revolving part；For ease of illustration and understand,
The present embodiment is illustrated by taking the first revolving part as an example, specifically, the first described revolving part is fixed including bottom with supporting plate
A support bar 17 being inserted into pipe fitting, institute are provided with the pipe fitting 16 of connection, the upper end open of the pipe fitting 16, the pipe fitting 16
The bottom for stating support bar 17 is against the bottom of pipe fitting 16, and the upper end of the support bar 17 is connected with support block 15；In the pipe fitting
16 inwall is provided with annular protrusion 23, annular groove 24 is provided with the side wall of the support bar 17, when the support bar 17
When being inserted in the pipe fitting, the annular protrusion 23 is located in the annular groove 24.
It can realize that support board, support block distinguish relative support by above-mentioned first revolving part and second revolving part
Cushion block on lower support element, in the construction to upper supporting piece and lower support element, is placed on down by the rotation of plate, support board first
On reinforcing bar on plate muscle, now, neck is stuck on reinforcing bar, and then supporter is placed on the second bur on support board 10,
Then, the first bur on upper supporting piece is placed on obturator, then the reinforcing bar on upper plate muscle is placed in U-shaped neck, led to
Reinforcing bar is relatively fixed by the fin crossed on U-shaped neck inwall with upper supporting piece；Can be with by the first bur and the second bur
Upper supporting piece and lower support element are fixed on obturator by realization, and this design can avoid upper supporting piece and lower support element from rocking
The generation of phenomenon；Upper supporting piece and lower support element in the design are particularly suitable for use on the body being made up of foam, now, upper branch
The first bur and the second bur in support member and lower support element can be withstood in body.
Embodiment 2, the present embodiment provides a kind of new coagulation for being used to prepare hollow floor structure as described in Example 1
Soil material, for preparing the concrete layer in hollow floor structure as described in Example 1, it includes concrete, in addition to auxiliary
Material, described auxiliary material is mixed in concrete, and described auxiliary material is chopped fiber, contains the auxiliary material in every 100kg concrete
10kg to 20kg, preferably 10kg, 15kg or 20kg, the length of described chopped fiber is 1.0 to 5.0cm, it is preferred that described
Chopped fiber length for 1.0,2.0,3.0,4.0,5.0cm.New Style Concrete Materials in the present embodiment be particularly suitable for use in by
In the hollow floor structure that the body that ceramic honey comb is made is constituted, in this case, the New Style Concrete Materials that chopped fiber is constituted
The body that can be made with ceramic honey comb is effectively bonded；The anti-of hollow floor structure can be improved by the addition of chopped fiber
Fragility, is improved tension, bending resistance, impact strength and the elongation percentage and toughness of hollow floor structure.
The hollow floor structure for the design being made of the New Style Concrete Materials of the present invention（Experimental group）With existing skill
The contrast that art is done using the hollow floor structure of traditional (control group) is realized as follows：
The obturator of sample in this experiment table is made up of ceramic honey comb, and protective layer is Polywoven Bag, the concrete per 100kg
In contain the auxiliary material 10kg, the length of chopped fiber is 2.0cm.
| Building materials species | Anti- folding（MPa） | Resistance to compression（MPa） |
| Experimental group 1 | 4.75 | 11.50 |
| Experimental group 2 | 4.70 | 10.50 |
| Experimental group 3 | 4.50 | 12.90 |
| Control group 1 | 4.0 | 9.10 |
| Control group 2 | 4.5 | 10.00 |
| Control group 3 | 4.2 | 9.50 |
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, the ordinary skill people of this area
Member, easily according to above-described embodiment, understands the spirit of the present invention, and makes different amplifications and change, but as long as not departing from this
The spirit of invention, all within the scope of the present invention.
Claims (10)
1. a kind of hollow floor structure, it includes obturator, the upper plate muscle and lower plate muscle that are arranged at both sides above and below obturator, by institute
State the concrete layer of upper plate muscle, lower plate muscle and obturator parcel；The obturator includes body, it is characterised in that：The body
In I-shaped structure, in the protective layer that is coated with of the body, and the body wrapped up by protective layer after will be described
Obturator constitutes cuboid structure；
The body is made up of foam/ceramic honeycomb；When the body is made up of foam, the protective layer be aluminium-foil paper/
Polywoven Bag, when the protective layer is Polywoven Bag, screed is coated with the surface of the Polywoven Bag；Work as institute
When stating body and being made up of ceramic honey comb, the protective layer is Polywoven Bag, now, on body upper surface and lower surface
Polywoven Bag is in netted.
2. hollow floor structure as claimed in claim 1, it is characterised in that：It is provided with the middle part of the obturator through described
The through hole on two surfaces above and below obturator, in addition to the pull bar set through the through hole, the two ends of the pull bar respectively with upper plate
Muscle, lower plate muscle are connected, and the pull bar in the through hole is wrapped up by the concrete layer.
3. hollow floor structure as claimed in claim 2, it is characterised in that：The lower end of the pull bar is described to draw provided with hook
The radial direction of the upper end edge pull bar of bar constitutes suspension part to lateral curvature, and the suspension part on the pull bar direction is provided with upward
The ridge arched upward, the elongated end of the suspension part is bent obliquely.
4. hollow floor structure as claimed in claim 2, it is characterised in that：The opening of the through hole upper and lower ends is in horn-like
Structure.
5. hollow floor structure as claimed in claim 1, it is characterised in that：The upper plate muscle is vacantly set by upper supporting piece
In on the obturator, the upper supporting piece includes a supporting plate, the support block being arranged above supporting plate, and the support block is led to
The first revolving part is crossed to be connected with the supporting plate；The lower surface of the supporting plate is provided with several first burs；The support
Block is provided with U-shaped neck, is respectively equipped with a fin on two inwalls of the U-shaped neck, two fins to U-shaped neck bottom land it
Between distance be more than the radius for being sticked in reinforcing bar in the U-shaped neck.
6. hollow floor structure as claimed in claim 5, it is characterised in that：The obturator is arranged at down by lower support element
On plate muscle, the lower support element includes cushion block, the support board being arranged on cushion block, and the support board passes through the second revolving part
It is connected with the cushion block；The lower surface of the cushion block is provided with two necks arranged in a crossed manner and in " ten " font, in the branch
The upper surface for holding round plate is provided with several second burs.
7. hollow floor structure as claimed in claim 6, it is characterised in that：First revolving part and second revolving part
Structure it is identical；First revolving part includes the pipe fitting that bottom is fixedly connected with supporting plate, the upper end open of the pipe fitting, institute
State and a support bar being inserted into pipe fitting is provided with pipe fitting, the bottom of the support bar is against the bottom of pipe fitting, the support bar
Upper end be connected with support block；Annular protrusion is provided with the inwall of the pipe fitting, ring is provided with the side wall of the support bar
Connected in star, when the support bar is inserted in the pipe fitting, the annular protrusion is located in the annular groove.
8. hollow floor structure as claimed in claim 1, it is characterised in that：The body by upper plate, lower plate, by upper plate and under
The intermediate of plate connection is constituted；The section of the upper plate is in inverted trapezium structure；The trapezoidal structure in section of the lower plate.
9. a kind of New Style Concrete Materials for being used to prepare hollow floor structure as claimed in claim 1, for preparing as weighed
Profit requires the concrete layer in the hollow floor structure described in 1, and it includes concrete, it is characterised in that：It also includes auxiliary material, institute
State auxiliary material to be mixed in concrete, the auxiliary material is chopped fiber, contain the auxiliary material 10kg to 20kg in every 100kg concrete.
10. New Style Concrete Materials as claimed in claim 9, it is characterised in that：The length of the chopped fiber be 1.0 to
5.0cm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710239158.8A CN106968379A (en) | 2017-04-13 | 2017-04-13 | Hollow floor structure, the New Style Concrete Materials for preparing the structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710239158.8A CN106968379A (en) | 2017-04-13 | 2017-04-13 | Hollow floor structure, the New Style Concrete Materials for preparing the structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106968379A true CN106968379A (en) | 2017-07-21 |
Family
ID=59332670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710239158.8A Pending CN106968379A (en) | 2017-04-13 | 2017-04-13 | Hollow floor structure, the New Style Concrete Materials for preparing the structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106968379A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201704846U (en) * | 2010-04-21 | 2011-01-12 | 张思奎 | Cast-in-place concrete filling core mold filled by high-strength foaming materials |
| CN102261153A (en) * | 2011-04-22 | 2011-11-30 | 徐焱 | Light material filling piece with hard base |
| CN202969669U (en) * | 2012-12-24 | 2013-06-05 | 刘青云 | Cast-in-place hollow-ribbed floor |
| CN204139413U (en) * | 2014-10-13 | 2015-02-04 | 徐焱 | A kind of cast-in-place hollow slab of zonal cooling formula anti-floating |
| CN105541384A (en) * | 2015-12-28 | 2016-05-04 | 重庆建工第二建设有限公司 | Ultralight foam concrete and preparing method thereof |
| CN205530888U (en) * | 2016-04-13 | 2016-08-31 | 中建四局第五建筑工程有限公司 | Utilize built -in cast in situ concrete superstructure structure that supports pipe die of NZ |
| CN205776990U (en) * | 2016-07-18 | 2016-12-07 | 南昌大学 | hollow floor structure |
| CN106437150A (en) * | 2016-08-31 | 2017-02-22 | 李芹 | Fixing device for preventing flotation of reinforcing steel bars in reinforced concrete |
| CN206646707U (en) * | 2017-04-13 | 2017-11-17 | 吕辉 | Hollow floor structure |
-
2017
- 2017-04-13 CN CN201710239158.8A patent/CN106968379A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201704846U (en) * | 2010-04-21 | 2011-01-12 | 张思奎 | Cast-in-place concrete filling core mold filled by high-strength foaming materials |
| CN102261153A (en) * | 2011-04-22 | 2011-11-30 | 徐焱 | Light material filling piece with hard base |
| CN202969669U (en) * | 2012-12-24 | 2013-06-05 | 刘青云 | Cast-in-place hollow-ribbed floor |
| CN204139413U (en) * | 2014-10-13 | 2015-02-04 | 徐焱 | A kind of cast-in-place hollow slab of zonal cooling formula anti-floating |
| CN105541384A (en) * | 2015-12-28 | 2016-05-04 | 重庆建工第二建设有限公司 | Ultralight foam concrete and preparing method thereof |
| CN205530888U (en) * | 2016-04-13 | 2016-08-31 | 中建四局第五建筑工程有限公司 | Utilize built -in cast in situ concrete superstructure structure that supports pipe die of NZ |
| CN205776990U (en) * | 2016-07-18 | 2016-12-07 | 南昌大学 | hollow floor structure |
| CN106437150A (en) * | 2016-08-31 | 2017-02-22 | 李芹 | Fixing device for preventing flotation of reinforcing steel bars in reinforced concrete |
| CN206646707U (en) * | 2017-04-13 | 2017-11-17 | 吕辉 | Hollow floor structure |
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Application publication date: 20170721 |