CN103434021B - A kind of device for precast hollow concrete structure - Google Patents
A kind of device for precast hollow concrete structure Download PDFInfo
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- CN103434021B CN103434021B CN201310365118.XA CN201310365118A CN103434021B CN 103434021 B CN103434021 B CN 103434021B CN 201310365118 A CN201310365118 A CN 201310365118A CN 103434021 B CN103434021 B CN 103434021B
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- Prior art keywords
- core tire
- reinforcement
- concrete structure
- putting hole
- hollow concrete
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- Expired - Fee Related
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 58
- 230000002787 reinforcement Effects 0.000 claims abstract description 83
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 12
- 230000004888 barrier function Effects 0.000 abstract description 7
- 238000005266 casting Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 5
- 239000011150 reinforced concrete Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000011178 precast concrete Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 241000272165 Charadriidae Species 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000006748 scratching Methods 0.000 description 3
- 230000002393 scratching effect Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/86—Cores
- B28B21/88—Cores adjustable, collapsible or expansible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/60—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a kind of device for precast hollow concrete structure, comprise outer case and be arranged on the core tire in casing, described core tire is flexibly connected with outer case, between described outer case and described core tire, staggered reinforcing rib structure is set, described core tire is provided with inflation/deflation component, the reinforcement putting hole running through core tire is set in described core tire, described reinforcement putting hole is set to some groups of spatial intersecting layout, in described reinforcement putting hole, the reinforcement stretched out at two ends is set, described core tire is arranged the detent mechanism connecting outer case.The present invention creatively selects the core tire be made up of flexible material as cavity mould in production hollow concrete structure, simple and reliable for structure, with low cost, technique is simple, and both sides can be realized by reinforcement putting hole and be communicated with effect, be aided with and the reinforcement stretched out at two ends is set in described reinforcement putting hole, pass the technical barrier of described core tire structure when solving precast hollow concrete structure, there is very strong promotion and use value.
Description
Technical field
The invention belongs to technical field of civil engineering, particularly a kind of device for precast hollow concrete structure.
Background technology
In recent years, precast concrete is with its cheap cost, and outstanding performance, becomes the new lover of building industry.Its pattern variation, lighter in weight, in addition outstanding flexural strength and performance, it is made to be used widely at roadblock, tank, exterior wall, building beam column and furnishing fields, precast concrete can accelerate housing industrialization speed, is one of emphasis of China's economic system reform.But now conventional precast concrete or prefabricated reinforced concrete are all cast elsewhere, time for precast hollow concrete structure, mostly what use in its casting process is core or steel pipe or support shuttering, demolishing process is extremely loaded down with trivial details, waste huge manpower and materials, if do not remove and a large amount of ferrous materials can be wasted, the most important thing is, formation inner chamber is merely able in the hollow concrete mechanism adopting above-mentioned technique to make, the concrete strcture method of all sides of described inner chamber realizes the effect forming spatial joins each other through described inner chamber, namely, the stiffener of its both sides is not connected in its inner chamber, the mechanical property of the hollow concrete structure therefore produced is general, when there being earthquake, when wind pendulum and other forms of shock conditions, its adaptibility to response will show deficiency.Therefore, how the reinforced company's fitting connecting both sides is set at hollow concrete structure inner chamber, and realize prefabricated effect, prepare a kind of can the reduction of erection time, simplify operational procedure, ensure that the building trade of construction quality is used for the device of precast hollow concrete structure, becomes the technical barrier that precast concrete industry is researched and solved painstakingly.
Many insiders adopts the boring of precast hollow concrete structure, then inlays the method for gusset or pull bar, but the component of secondary operations and concrete Structural Integrity poor, the appearance of finished product is coarse and crude, and complex operation, and operability is not strong; Also have more advanced as application number: a kind of concrete hollow board prefabricated components of 200410097220.7, comprise the rectangular base plate of reinforced concrete, the rectangular longitudinal vertical plate of reinforced concrete, longitudinal vertical plate is arranged on base plate, and formed overall, it is characterized in that at least two pieces of described longitudinal vertical plates are parallel or crossing, at least two built on stilts bodies forming cavitys base plate are equipped with or/and than the obturator of concrete lightweight, built on stilts body, or/and be cross rib die cavity between obturator, has one piece of transversary frid supporting adjacent longitudinal vertical plate at least one the cross rib die cavity between two longitudinal vertical plates.When prefabricated components are applied to cored slab construction, built on stilts body or obturator can reduce Cast-in-place concrete consumption, alleviate cored slab weight, for another example application number: the Chinese invention patent of 200810302587.6 discloses a kind of hollow die for pouring concrete filling on site, comprise outer wall and enclose the hollow matrix being formed with cavity, it is characterized in that: described hollow matrix is provided with locking member, described locking member comprises self-locking hole and self-locking bar or band, locking member is anchored in hollow matrix by anchorage element or locking member is connected with the anchorage element be anchored in hollow matrix, it is moveable that self-locking hole is through on self-locking bar or band, reinforcement is provided with in cavity.But its hollow matrix is welded together by a lot of block plate, in addition there is a lot of connection and reinforcement, require high to its seal in casting process, once there be the production failure of leaking and will cause hollow concrete structure, and cannot take out after building, so cause the waste of iron and steel resource, moreover because it is structure steel fabrication, the fabrication cycle of various component is long, arrangement before building requires higher, wastes time and energy.
Summary of the invention
The invention reside in and solve above-mentioned technical barrier, provide that a kind of structure is simple, easy to use, the device for precast hollow concrete structure of dependable performance.
For achieving the above object, the technical solution used in the present invention is: a kind of device for precast hollow concrete structure, comprise outer case and be arranged on the core tire in outer case, described core tire is flexibly connected with outer case, described core tire is provided with inflation/deflation component, the reinforcement putting hole running through core tire is set in described core tire.
Described core tire is made up of flexible material, and described core tire inside has cavity
.
Described reinforcement putting hole is communicated with wall and core tire inner space and isolates by arranging, to ensure the air-tightness of core tire.
Described reinforcement putting hole is be arranged on hole corresponding on core tyre sidewall, and position, described aperture arranges reinforcement sealing mechanism.
Described reinforcement putting hole is set to some groups of spatial intersecting layout.
In described reinforcement putting hole, the reinforcement stretched out at two ends is set.
Between described outer case and described core tire, staggered reinforcing rib structure is set.
Described core tire is arranged the detent mechanism connecting outer case, described detent mechanism comprises mounting component and/or carrying locating support.
Described core tire outer surface arranges overlay film.
The core tire that the present invention adopts flexible material to make, and described core tire inside has cavity, in use only inflation/deflation component need be utilized in described cavity to be filled with enough gas, make the core tire that it keeps enough compression strength can realize as hollow concrete structure production and application, structure is simple, cost of manufacture is cheap, and be flexibly connected with outer case, pressurize and seal test just can be carried out before putting into steel case or dies cavity, ensure that in casting process, sealing effectiveness is good, be unlikely to concrete enter so that hollow-core construction produce unsuccessfully, also the water with uniform temperature can be filled with in described cavity, (avoiding cold water to crust serious) also can realize relevant art effect, the reinforcement putting hole running through core tire is set in described core tire, the reinforcement that can realize connecting both sides connects effect, and prefabricated pattern can be realized, selecting when solving building trade precast hollow concrete structure well can through the technical barrier of described core tire structure, thus the duration is built in shortening well, simplify operational procedure, the most important thing is to ensure construction quality: the hollow concrete structure using the technical program obtained is no longer simple cavity body, concrete structure and the through reinforcement of both sides combine together, drastically increase its globality and intensity and torsional property, antidetonation index significantly improves than common hollow concrete structure.
Described core tire arranges inflation/deflation component, can inflate the inner chamber of described core tire, note during inflation carrying out pressurize, to ensure the isostasy in described core tire chamber, avoid occurring in concreting process damaging by pressure core tire or its distortion excessive and affect the phenomenon of pouring quality, realize standardized designs and prefabricated; And after gas released by described core tire, its volume reduces greatly, be convenient to transport and deposit, also exchanging in time during constructability, match, no longer need in situ preparation, shorten the duration, improve operating efficiency.
Described reinforcement putting hole can carry out the design of multiple pattern and structure, wherein a class is: described reinforcement putting hole is communicated with wall and core tire inner space isolates by arranging, described core tire expand launch time described connection wall realize running through described cavity and reach the object that both sides are directly communicated with, described connection wall can with described core tire Integral design, and the air-tightness of core tire can be ensured very well, under this state, reinforcement putting hole described in some groups forms the situation of space layout, better situation is described reinforcement putting hole spatial intersecting layout, third dimension and staggered stiffening effect can be very good, the form of described reinforcement putting hole also can be set to multiple pattern as required, such as cross section is circular or ellipse or regular polygon etc., even also can be designed to end size as required slightly larger in its cross section, be convenient to smooth and easy stream material in casting process.Described reinforcement putting hole also can be designed to another kind of: described reinforcement putting hole is be arranged on hole corresponding on core tyre sidewall, when adopting this structure, reinforcement directly can pass described core tire, the position, aperture that reinforcement contacts with core tire arranges reinforcement sealing mechanism, effectively prevent concrete pressure in casting process from entering cavity from described sealing mechanism position, same, described reinforcement putting hole also can be set to some groups of spatial intersecting layout, properties of product greatly improve, and this law structural design is simple, convenient.
In described reinforcement putting hole, the reinforcement stretched out at two ends is set, build rear enforcement reinforcement to be embedded into completely in concrete, described reinforcement can adopt gusset or floor or muscle bar or cage net, both steel and concrete one integrated mass, each other in interactive situation, intensity and anti-seismic performance greatly improve, and what the installation of described reinforcement end was staggered opens loose mail, improves bonding strength and effective interleaving effect face.
Arrange staggered reinforcing rib structure between described outer case and described core tire, entirety improves the intensity of concrete structure, and design of reinforced concrete structure meets specialty specification and standard-required.
Described core tire is arranged and connects the detent mechanism of outer case, for before casting concrete to the arrangement of described core tire and outer case double molds, described core tire lifts accurately and is fixed on the design attitude in outer case to utilize described detent mechanism to ensure; Described detent mechanism comprises mounting component and/or carrying locating support, described detent mechanism can adopt the mounting component with the inner reinforcing bar of outer case or other anatomical connectivity, top is also designed for the lifting part that use is transported in lifting, below described core tire and side arranges carrying locating support, for precise positioning and fixed core tire, ensure that core tire is not shifted in casting process, improve quality and the standardization level of finished product.
Described core tire outer surface arranges overlay film, described overlay film is selected to be had corrosion-resistant, resistance to pellet reason impact friction and prevents the material of the effects such as outer case scratching from preparing, effectively prevent the damage and fracture to described core tire in casting process, ensure the quality of converted products.
The present invention creatively selects the core tire be made up of flexible material as cavity mould in production hollow concrete structure, simple and reliable for structure, save expensive, shorten the manufacture cycle, what is more important: the reinforcement putting hole running through core tire is set in described core tire, the reinforcement that can realize connecting both sides connects effect, and the effect of prefabricated series of products can be realized, be aided with and the reinforcement stretched out at two ends is set in described reinforcement putting hole, selecting when solving precast hollow concrete structure in the industry well can through the technical barrier of the direct resulting structure of described core tire effect, thus reduction of erection time well, simplify operational procedure, its globality and intensity and anti-seismic performance can also be improved.Structure of the present invention is simple, and making and installation is convenient, with low cost, can reduce work difficulty, have very strong promotion and use value.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is that the one of the specific embodiment of the invention two SMIS tire partly cuts open structural representation;
Fig. 3 is that the one of the specific embodiment of the invention three SMIS tire partly cuts open structural representation;
Fig. 4 is a kind of cross section structure schematic diagram of SMIS tire of the present invention.
Detailed description of the invention
Specific embodiment one
As shown in Figure 1, a kind of device for precast hollow concrete structure, comprise outer case 1 and be arranged on the core tire 2 be made up of flexible material in outer case 1, described core tire 2 is flexibly connected with outer case 1, described core tire 2 inside has cavity 3, described core tire 2 is provided with inflation/deflation component, in described core tire 2, the reinforcement putting hole 4 running through core tire 2 is set.
Described inflation/deflation component comprises charge valve 5 and gas bleeder valve 6, and described charge valve 5 connects the aerating device with pressure setting component.
Described reinforcement putting hole 4 is for being arranged on hole corresponding on core tire 2 wall, described aperture is arranged reinforcement 8 sealing mechanism, described reinforcement 8 sealing mechanism comprises the sealing ring 7 be sleeved on described reinforcement 8, described sealing ring 7 fully contacts with described core tire 2, and described sealing ring 7 inside arranges fluid sealant.
Described reinforcement putting hole 4 is set to some groups of spatial intersecting layout.
Described reinforcement putting hole 4 is set to circle or oval or regular polygon.
The reinforcement 8 stretched out at two ends is set in described reinforcement putting hole 4.
Between described outer case 1 and described core tire 2, staggered reinforcing rib structure 9 is set.
Described core tire 2 is arranged the detent mechanism 10 connecting outer case 1, described detent mechanism 10 comprises mounting component and/or carrying locating support.
Described core tire 2 outer surface arranges overlay film 11, and described overlay film 11 is selected to be had corrosion-resistant, resistance to pellet reason impact friction and prevents the material of the effects such as outer case 1 scratching from preparing.
Specific embodiment two
For a device for precast hollow concrete structure, be: as shown in Figure 2 with the difference of specific embodiment one, described reinforcement putting hole 4 is isolated, to ensure the air-tightness of core tire 2 with core tire 2 inner space by arranging connection wall 12.
Specific embodiment three
Be with the difference of specific embodiment one or two: as shown in Figure 3, described reinforcement 8 adopts gusset or floor or muscle bar or cage net, and described reinforcement 8 end is installed and staggered opened loose mail 13.
Specific embodiment four
Be with the difference of specific embodiment one or two or three: it is circular or oval that the cross section of described core tire 2 is set to square or L shape or T-shaped or cross, is illustrated in figure 4 T-shaped structure, described core tire 2 axis is set to arc or fold-line-shaped or linear.
In above-described embodiment, core tire of the present invention, adopt flexible material as fiber or make, and described core tire inside has cavity, in use only inflation/deflation component need be utilized in described cavity to be filled with enough gas, make the core tire that it keeps enough compression strength can realize as hollow concrete structure production and application, structure is simple, cost of manufacture is cheap, and be flexibly connected with outer case, pressurize and seal test just can be carried out before putting into steel case or dies cavity, ensure that in casting process, sealing effectiveness is good, be unlikely to concrete enter so that hollow-core construction produce unsuccessfully, also the water with uniform temperature can be filled with in described cavity, (avoiding cold water to crust serious) also can realize relevant art effect, the reinforcement putting hole running through core tire is set in described core tire, the reinforcement that can realize connecting both sides connects effect, and prefabricated pattern can be realized, selecting when solving building trade precast hollow concrete structure well can through the technical barrier of described core tire structure, thus the duration is built in shortening well, simplify operational procedure, the most important thing is to ensure construction quality: the hollow concrete structure using the technical program obtained is no longer simple cavity body, concrete structure and the through reinforcement of both sides combine together, drastically increase its globality and intensity and torsional property, antidetonation index improves a lot than common hollow concrete structure.
Described core tire is arranged the inflation/deflation component including charge valve and gas bleeder valve, utilize charge valve can inflate the inner chamber of described core tire when closing gas bleeder valve, described charge valve connects the aerating device with pressure setting component, the inflation later stage just can carry out pressurize, to ensure the isostasy in described core tire chamber, avoid occurring in concreting process damaging by pressure core tire or its distortion excessive and affect the phenomenon of pouring quality, realize standardized designs and prefabricated; And after utilizing gas bleeder valve that gas in described core tire is released, its volume reduces greatly, is convenient to transport and deposits, also exchanging in time during constructability, match, no longer need in situ preparation, shorten the duration, improve operating efficiency.
Described reinforcement putting hole can carry out the design of multiple pattern and structure, wherein a class is: described reinforcement putting hole is communicated with wall and core tire inner space isolates by arranging, described core tire expand launch time described connection wall realize running through described cavity and reach the object that both sides are directly communicated with, described connection wall can with described core tire Integral design, and the air-tightness of core tire can be ensured very well, under this state, reinforcement putting hole described in some groups forms the situation of space layout, better situation is described reinforcement putting hole spatial intersecting layout, third dimension and staggered stiffening effect can be very good, the form of described reinforcement putting hole also can be set to multiple pattern as required, such as cross section is circular or ellipse or regular polygon etc., even also can be designed to end size as required slightly larger in its cross section, be convenient to smooth and easy stream material in casting process.Described reinforcement putting hole also can be designed to another kind of: described reinforcement putting hole is be arranged on hole corresponding on core tyre sidewall, when adopting this structure, reinforcement directly can pass described core tire, the position, aperture that reinforcement contacts with core tire arranges reinforcement sealing mechanism, effectively prevent concrete pressure in casting process from entering cavity from described sealing mechanism position, same, described reinforcement putting hole also can be set to some groups of spatial intersecting layout, properties of product greatly improve, and this law structural design is simple, convenient.
In described reinforcement putting hole, the reinforcement stretched out at two ends is set, build rear enforcement reinforcement to be embedded into completely in concrete, described reinforcement can adopt gusset or floor or muscle bar or cage net, both steel and concrete one integrated mass, each other in interactive situation, intensity and anti-seismic performance greatly improve, and what the installation of described reinforcement end was staggered opens loose mail, improves bonding strength and effective interleaving effect face.
Arrange staggered reinforcing rib structure between described outer case and described core tire, entirety improves the intensity of concrete structure, and design of reinforced concrete structure meets specialty specification and standard-required.
Described core tire is arranged and connects the detent mechanism of outer case, for before casting concrete to the arrangement of described core tire and outer case double molds, described core tire lifts accurately and is fixed on the design attitude in outer case to utilize described detent mechanism to ensure; Described detent mechanism comprises mounting component and/or carrying locating support, described detent mechanism can adopt the mounting component with the inner reinforcing bar of outer case or other anatomical connectivity, top is also designed for the lifting part that use is transported in lifting, below described core tire and side arranges carrying locating support, for precise positioning and fixed core tire, ensure that core tire is not shifted in casting process, improve quality and the standardization level of finished product.
It is circular or oval that the cross section of described core tire is set to square or L shape or T-shaped or cross, described core tire axis is set to arc or fold-line-shaped or linear, the described core tire of different pattern can be designed as required, and for the production of hollow concrete structure, for the preparation of the standard product that classification is abundant, improve applicability and the practicality of product.
Described core tire outer surface arranges overlay film, described overlay film is selected to be had corrosion-resistant, resistance to pellet reason impact friction and prevents the material of the effects such as outer case scratching from preparing, effectively prevent the damage and fracture to described core tire in casting process, ensure the quality of converted products.
The present invention creatively selects the core tire be made up of flexible material as cavity mould in production hollow concrete structure, simple and reliable for structure, save expensive, shorten the manufacture cycle, what is more important: the reinforcement putting hole running through core tire is set in described core tire, the reinforcement that can realize connecting both sides connects effect, and the effect of prefabricated series of products can be realized, be aided with and the reinforcement stretched out at two ends is set in described reinforcement putting hole, selecting when solving precast hollow concrete structure in the industry well can through the technical barrier of the direct resulting structure of described core tire effect, thus reduction of erection time well, simplify operational procedure, its globality and intensity and anti-seismic performance can also be improved.Structure of the present invention is simple, and making and installation is convenient, with low cost, can reduce work difficulty, have very strong promotion and use value.
Claims (8)
1. the device for precast hollow concrete structure, comprise outer case and be arranged on the core tire in casing, it is characterized in that: described core tire is flexibly connected with outer case, described core tire is provided with inflation/deflation component, arrange the reinforcement putting hole running through core tire in described core tire, described core tire is made up of flexible material, and described core tire inside has cavity, described reinforcement putting hole is communicated with wall and core tire inner space and isolates by arranging, to ensure the air-tightness of core tire.
2. as claimed in claim 1 for the device of precast hollow concrete structure, it is characterized in that: described reinforcement putting hole is be arranged on hole corresponding on core tyre sidewall, and position, described aperture arranges reinforcement sealing mechanism.
3. as claimed in claim 2 for the device of precast hollow concrete structure, it is characterized in that: described reinforcement putting hole is set to some groups of spatial intersecting layout.
4. as claimed in claim 1 or 2 for the device of precast hollow concrete structure, it is characterized in that: in described reinforcement putting hole, the reinforcement stretched out at two ends is set.
5. as claimed in claim 3 for the device of precast hollow concrete structure, it is characterized in that: in described reinforcement putting hole, the reinforcement stretched out at two ends is set.
6. as claimed in claim 1 for the device of precast hollow concrete structure, it is characterized in that: between described outer case and described core tire, staggered reinforcing rib structure is set.
7. as described in claim 1 or 6 for the device of precast hollow concrete structure, it is characterized in that: described core tire is arranged and connects the detent mechanism of outer case, described detent mechanism comprises mounting component and/or carrying locating support.
8. as claimed in claim 1 for the device of precast hollow concrete structure, it is characterized in that: described core tire outer surface arranges overlay film.
Priority Applications (2)
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CN201610151590.7A CN105619593B (en) | 2013-08-21 | 2013-08-21 | A kind of device of precast hollow concrete structure |
CN201310365118.XA CN103434021B (en) | 2013-08-21 | 2013-08-21 | A kind of device for precast hollow concrete structure |
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CN201310365118.XA CN103434021B (en) | 2013-08-21 | 2013-08-21 | A kind of device for precast hollow concrete structure |
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CN103434021A CN103434021A (en) | 2013-12-11 |
CN103434021B true CN103434021B (en) | 2016-02-17 |
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CN201610151590.7A Active CN105619593B (en) | 2013-08-21 | 2013-08-21 | A kind of device of precast hollow concrete structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105619593A (en) * | 2013-08-21 | 2016-06-01 | 河南行知专利服务有限公司 | Device for prefabricating hollow concrete structure |
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CN103434021B (en) * | 2013-08-21 | 2016-02-17 | 南阳市行知专利技术服务有限公司 | A kind of device for precast hollow concrete structure |
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- 2013-08-21 CN CN201310365118.XA patent/CN103434021B/en not_active Expired - Fee Related
- 2013-08-21 CN CN201610151590.7A patent/CN105619593B/en active Active
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US4005166A (en) * | 1975-05-27 | 1977-01-25 | International Paper Company | Process of molding a catheter |
CN1349027A (en) * | 2001-12-10 | 2002-05-15 | 邱则有 | Hollow and steel bar reinforced concrete building member |
CN1991024A (en) * | 2003-10-21 | 2007-07-04 | 邱则有 | Cavity form component |
CN1975018A (en) * | 2003-10-27 | 2007-06-06 | 邱则有 | Permanent shuttering for concrete filling |
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CN105619593A (en) | 2016-06-01 |
CN103434021A (en) | 2013-12-11 |
CN105619593B (en) | 2018-06-01 |
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