CN207846804U - A kind of hollow floor pore-forming steel mesh combination obturator - Google Patents

Abstract

The utility model is related to a kind of hollow floor pore-forming steel meshes to combine obturator, belong to buildings in general construction field.The obturator (1) includes upper component (2), lower component (3), support element (4), closeouts (5), there are 2 folding lines on expansion expanded metal lath, folding line is divided into 1 panel (6) and 2 side plates (7) by expanded metal lath is expanded, 2 side plates (7) are bent up, form component (2) and lower component (3) on the U-shaped structure with 3 faces and 2 sides, upper component (2) and lower component (3) make-up form steel mesh combination filling tube (8), panel is respectively formed upper surface (9) and lower surface (10) of steel mesh combination filling tube, the side wall (11) of steel mesh combination filling tube (8) is made of 2 layers of side plate (7).The utility model has good economy and applicability, plays a driving role to the development of Building technology.

Description

A kind of hollow floor pore-forming steel mesh combination obturator

(1) technical field

The utility model is related to the packing material in a kind of hollow floor structure, especially a kind of hollow floor pore-forming steel Net combination obturator belongs to buildings in general construction field.

(2) background technology

It is increasing with high-rise concrete building structures and large-span concrete structure in building field, increasingly More superstructures uses hollow floor structure technology.Part concrete is replaced not interfere with the safety of structure with lightweight filler Property and stress performance, but the dead weight of structure can be mitigated significantly.

In previous cast-in-situ reinforced concrete hollow floor field, proposed for the scholar of representative with Mr. Qiu Zeyou Deng High-strength cement is used to make pipe of cement and cement box as packing material；Later, in view of cement class packing material from great, Xu Yan Mr. proposes the packing material of polyphenyl foam one kind again；Above-mentioned technology is all used widely in engineering.

But for built-in packing material, no matter polyphenyl class or cement class material, can all be generated in construction compared with Big buoyancy.According to Archimedes' principle, as long as the unit weight of packing material is less than concrete density, in the process of casting concrete In necessarily lead to buoyancy.To take several steps in order to overcome buoyancy, in construction carry out anti-floating, in addition to it is expensive, take a lot of work, time-consuming Outside, also bigger to the damage of board bottom template, once and certain road technical measures are not in place that packing material is caused to float, structure will be given Later stage use brings very big inconvenience.Additionally there are defect to be exactly volume shared by packing material cause greatly transportation cost big.

2013, Mr. Wang Benmiao proposed " a kind of cast-in-situ hollow building roof with the netted box component pore-forming of combined type " (CN203514592U).In the art, Mr. Wang is greatly reduced using the gas permeability of mesh and even completely eliminates packing material Buoyancy, by control mesh full-size ensure that concrete may not flow into packing material, made using moisture surface tension Moisture does not penetrate into packing material.After, Mr. Wang proposes " a kind of that showing for pore-forming being combined with organic object with steel mesh successively again Pour hollow floor " (CN104005501A), " a kind of cast-in-situ hollow building roof with steel mesh and gas tube combination box pore-forming " (CN103967181A) technologies such as.Above-mentioned the relevant technologies have given entire cast-in-situ reinforced concrete hollow floor industry to bring revolution The variation of property, becomes cast-in-situ reinforced concrete hollow floor field technology new breakthrough mouth.

It is respectively present following defect in the prior art in cast-in-situ reinforced concrete hollow floor industry at present, mainly has： 1, it will produce larger buoyancy in work progress；2, the lateral rigidity of packing material product is smaller, the process of casting concrete Middle product lateral deformation is larger；3, it not can be well solved and not only reduced buoyancy but also concrete mortar is avoided to flow into packing material case This contradiction of internal portion；4, the component of composition packing material product is more causes its globality bad；5, Product transport is of high cost.

Therefore, exploitation is a kind of has cast-in-situ reinforced concrete hollow floor industry comprehensive performance superior at pole, both Overcome buoyancy of the concreting process concrete to packing material, and good integrity, lateral rigidity are big, filling can be effectively ensured The hollow floor filling product of surrounding materials concrete pouring quality and convenient transportation, it has also become anxious in present hollow superstructure industry It need to solve the problems, such as.

(3) invention content

In existing hollow floor technology, cause constructional difficulties or packing material whole there are packing material buoyancy is larger Body is poor, rigidity is smaller, the problems such as packing material surrounding concrete pouring quality or transportation cost are excessively high cannot be effectively ensured, The purpose of this utility model is to provide a kind of hollow floor pore-forming steel meshes to combine obturator.

On the basis of existing technology, to achieve the above object, the technical solution adopted in the utility model is：It is a kind of hollow Superstructure pore-forming combines obturator with steel mesh.The steel mesh is a kind of expansion expanded metal lath, and cutting expansion through machinery by steel band is drawn into, and has V-arrangement ribs increases tensile strength.The obturator (1) includes upper component (2), lower component (3), support element (4), closeouts (5), It is assembled into obturator (1) it is characterized in that upper component (2), lower component (3), support element (4) and closeouts (5) are processed, upper group The expansion expanded metal lath of part and lower component by steel plate thickness less than 1mm is made, and it is short to expand on expanded metal lath there are mesh size >=1mm and≤15mm, long to >=2mm and≤30mm, being expanded at every on expanded metal lath has 2 folding lines, folding line that will expand steel Expanded metals is divided into 1 panel (6) and 2 side plates (7), and 2 side plates (7) are bent up, and forms the U-shaped knot with 3 faces and 2 sides Component (2) and lower component (3) on structure, upper component (2) and lower component (3) make-up form steel mesh combination filling tube (8), panel difference Upper surface (9) and lower surface (10) of steel mesh combination filling tube are formed, steel mesh combines the side wall (11) of filling tube (8) by 2 layers of side Plate (7) forms.CN104631681A etc. in the prior art, typically " steel mesh forms the top panel of hexahedron Cavity structural member, bottom The monolithic molding tetrahedron of panel and two side walls ", tetrahedral lateral rigidity is poor, and horizontal stability is relatively low.And in this skill In art scheme, for the side wall for being primarily subjected to vertical force, 2 layers of side plate strengthen the vertical rigidity of filling tube side wall first, Next also enhances lateral rigidity, is not only carried out outside effectively reinforcement to the position of side plate stress Relatively centralized to greatest extent, and And keep the distribution of side plate uniform load, overall stress level minimum so that the possibility of flexible deformation minimizes, in addition 2 layers of side Plate can preferably prevent concrete mortar from laterally toward the infiltration in steel mesh combination filling tube (8), support element (4) control filling The internal height of cylinder (8), by two panels closeouts (5) side being bonded or welded or peg anchors or iron wire binds or snaps connection Formula fixes to block forms obturator (1) at filling tube (8) head and the tail both ends.There are intensive on expansion expanded metal lath of the thickness less than 1mm Mesh, surface are the key that eliminate buoyancy with dense mesh.2 folding lines are pressed on expansion expanded metal lath, along bending Line will expand expanded metal lath and curve the upper component or lower component of U-shaped structure, and component and lower component are carried out in factory in making, after Continuous assembled process can both be carried out in factory, can also be carried out at the construction field (site).If subsequent assembled procedural arrangements existed Construction site carries out, and gets up to transport because that can will expand a piece of clip of expanded metal lath, can greatly reduce identical quantity obturator and transport Shared volume, conevying efficiency at least improve 5 times during defeated.

The utility model is characterized in that when component (2) and lower component (3) make-up using being bonded or welded or peg anchor Gu or the mode that iron wire binds or snaps connection connects.

The utility model is characterized in that in obturator (1) that at least 1 support element (4), support element (4) are to rise vertically The accessory of direction supporting role, support element (4) are stress support, and the material of support element (4) is metal material or plastic materials Or cement class material.

The utility model is characterized in that in obturator (1) at least 2 closeouts (5), closeouts (5) expansion steel plate Net is made, using press machine system by closeouts expansion expanded metal lath compacting bending trace 2, by bending tool, at bending trace After successively bending, bending is risen partly using press or artificial pressing, the double-deck reinforcement area is formed at closeouts (5) both ends (12).Bilayer reinforces area (12) and had not only played the neat effect of closeouts (5) upper and lower ends, but also plays suppression to the distortion of closeouts (5) It makes and uses.

The utility model is characterized in that on steel mesh that there are mesh size be short >=1mm and≤15mm, it is long to >=2mm and ≤30mm。

The utility model is characterized in that there is mesh on the upper surface or side wall of obturator.There is mesh on upper surface or side wall The exhaust effect of obturator can be enhanced.

After adopting the above scheme, the utility model has the advantages that compared with prior art：

The obturator of the utility model can reduce the buoyancy even completely eliminated in concreting process, solve first Built-in packing material generates the defect of buoyancy in existing hollow floor technology；Secondly it also has the following effects that：1, obturator Lateral rigidity it is big；2, prevent the effect that concrete mortar flows into inside obturator good；3, obturator assembly convenience and globality It is good, moreover it is possible to reduce the number of standardized component；4, because can assembled obturator at the construction field (site), traffic expense can be greatly reduced； 5, the cost of construction auxiliary material is effectively reduced.Compared with prior art, it is small to overcome superstructure hollow rate for the utility model, fills material Material buoyancy is larger to lead to constructional difficulties or product rigidity is small, packing material surrounding concrete pouring quality can not ensure, transport The problems such as of high cost.A kind of hollow floor pore-forming of the utility model combines obturator with steel mesh, and production, transport and installation are all very Convenient, mechanical property is good, with the hollow floor span of this product formation is big, light-weight, sound insulation, good heat-insulation effect, structure Reliability, shock resistance, crack resistance are also preferable.The utility model has good economy and applicability, to the hair of Building technology Exhibition plays a driving role.

(4) it illustrates

The utility model is described further below in conjunction with attached drawing.

Fig. 1 is the lateral schematic top plan view of the utility model steel mesh combination obturator.

Fig. 2 is the schematic diagram of upper component in the utility model.

Fig. 3 is the schematic diagram of lower component in the utility model.

Fig. 4 is that the filling tube schematic diagram after component and lower component make-up is gone up in the utility model.

Fig. 5 is the schematic diagram of support element in the utility model.

Fig. 6 is the schematic diagram of closeouts in the utility model.

In figure：1. obturator, component on 2., 3. lower components, 4. support elements, 5. closeouts, 6. panels, 7. side plates, 8. fill out Fill cylinder, 9. upper surfaces, 10. lower surfaces, 11. side walls, the 12. double-deck reinforcement areas.

(5) specific implementation mode

The utility model is to realize in the following way：

In Fig. 1-embodiment illustrated in fig. 4, a kind of hollow floor pore-forming steel mesh combination obturator, the obturator (1) packet Component (2), lower component (3), support element (4), closeouts (5) are included, by upper component (2), lower component (3), support element (4) and envelope Blocking piece (5) processing is assembled into the expansion expanded metal lath of obturator (1), upper component and lower component by steel plate thickness less than 1mm and is made, It is short >=1mm and≤15mm to expand on expanded metal lath there are mesh size, long to >=2mm and≤30mm, and steel plate is expanded at every Online to have 2 folding lines, folding line is divided into 1 panel (6) and 2 side plates (7) by expanded metal lath is expanded, and 2 side plates (7) are curved It rises, forms component (2) and lower component (3) on the U-shaped structure with 3 faces and 2 sides, upper component (2) and lower component (3) make-up Steel mesh combination filling tube (8) is formed, panel is respectively formed upper surface (9) and lower surface (10) of steel mesh combination filling tube, steel mesh The side wall (11) of combination filling tube (8) is made of 2 layers of side plate (7).

In the embodiment depicted in figure 2, upper component (2) is made of panel (6) and side plate (7).At the construction field (site) or factory is sharp Bending trace 2 is suppressed by expanded metal lath is expanded with press machine system, at the construction field (site) or factory will carry bending using bending tool The expansion expanded metal lath of trace 2 to form upper component (2) by being successively bent at bending trace.

In the embodiment shown in fig. 3, lower component (3) is made of panel (6) and side plate (7).At the construction field (site) or factory is sharp Bending trace 2 is suppressed by expanded metal lath is expanded with press machine system, at the construction field (site) or factory will carry bending using bending tool The expansion expanded metal lath of trace 2 to form lower component (3) by being successively bent at bending trace.

In the embodiment shown in fig. 4, upper component (2) and lower component (3) make-up form steel mesh combination filling tube (8).With viscous It connects or welds or each 2 side plates of upper component and lower component are connected to by peg anchoring or iron wire binding or the mode that snaps connection Become filling tube (8) together, panel (6) is respectively formed upper surface (9) and lower surface (10) of steel mesh combination filling tube (8), steel The side wall (11) of net combination filling tube (8) is made of 2 layers of side plate (7).

In Fig. 1, embodiment illustrated in fig. 5, at least 1 support element (4), the material of support element (4) are in obturator (1) Metal material or plastic materials or cement class material.

In Fig. 1, embodiment illustrated in fig. 6, at least 2 closeouts (5) in obturator (1), closeouts (5) expansion steel Expanded metals is made, using press machine system by closeouts expansion expanded metal lath compacting bending trace 2, by bending tool, by bending trace After place is successively bent, bending is risen partly using press or artificial pressing, the double-deck reinforcement area is formed at closeouts (5) both ends (12)。

In the embodiment shown in fig. 5, the length of the height and steel mesh combination filling tube (8) of filling tube (8) is combined according to steel mesh Support element steel wire length needed for degree processing, >=90 ° are converted into required support element with the steel wire at steel wire both ends by bender Angle, by construction site or factory's bending welding production at n fonts or m font support elements.

In the embodiment shown in fig. 6, the width of the height and steel mesh combination filling tube (8) of filling tube (8) is combined according to steel mesh Degree is at the construction field (site) or factory cuts into required closeouts expansion expanded metal lath size, closeouts (5) expansion steel plate net height More than the height 20mm or more of steel mesh combination filling tube (8), closeouts (5) expansion expanded metal lath width is equal to steel mesh combination filling The width of cylinder (8), using press machine system by closeouts expansion expanded metal lath compacting bending trace 2, by bending tool, by bending After being successively bent at trace, bending is played into part using press or artificial pressing, the double-deck reinforcement is formed at closeouts (5) both ends Area (12).

Claims (3)

1. a kind of hollow floor pore-forming combines obturator with steel mesh, which includes upper component (2), lower component (3), branch Support member (4), closeouts (5), it is characterised in that by upper component (2), lower component (3), support element (4) and closeouts (5) processing group It dresses up the expansion expanded metal lath of obturator (1), upper component and lower component by steel plate thickness less than 1mm to be made, expand on expanded metal lath It is short >=1mm and≤15mm there are mesh size, long to >=2mm and≤30mm, being expanded at every has 2 bendings on expanded metal lath Line, folding line are divided into 1 panel (6) and 2 side plates (7) by expanded metal lath is expanded, 2 side plates (7) are bent up, and being formed has 3 Component (2) and lower component (3) on the U-shaped structure on a face and 2 sides, upper component (2) and lower component (3) make-up form steel mesh combination Filling tube (8), panel is respectively formed the upper surface (9) of steel mesh combination filling tube and lower surface (10), steel mesh combine filling tube (8) Side wall (11) be made of 2 layers of side plate (7), at least 2 closeouts (5) in obturator (1), closeouts (5) with expansion steel plate Net is made, and closeouts (5) are more than the height 20mm or more of steel mesh combination filling tube (8), closeouts (5) with expansion steel plate net height It is equal to the width of steel mesh combination filling tube (8) with expansion expanded metal lath width, closeouts is used using press machine system and expand steel plate Bending after being successively bent at bending trace, is played part and utilizes press or people by net compacting bending trace 2 by bending tool Work flattens, and double-deck reinforcement area (12) is formed at closeouts (5) both ends.

2. a kind of hollow floor pore-forming according to claim 1 combines obturator with steel mesh, it is characterised in that upper component (2) With when lower component (3) make-up using being bonded or welded or peg anchoring or iron wire binding or connect by the way of snapping connection.

3. a kind of hollow floor pore-forming according to claim 1 combines obturator with steel mesh, it is characterised in that obturator (1) In at least 1 support element (4), the material of support element (4) is metal material or plastic materials or cement class material.