CN209924252U - Hollow inner mold single shell and hollow inner mold - Google Patents

Abstract

The utility model provides a hollow centre form single casing and hollow centre form, including single casing body, single casing body's the protruding annular support piece that is equipped with still in surface. The surface of the support member is planar. Set up annularly support piece for when laying the reinforcing bar, even reinforcing bar warp or workman's operation error, also can guarantee that the reinforcing bar all by support piece supports, thereby guarantees that the atress is in same plane, and the atress is even, can not produce the tilting phenomenon, guarantees the weight and the intensity of superstructure.

Description

Hollow inner mold single shell and hollow inner mold

[ technical field ] A method for producing a semiconductor device

The utility model relates to a hollow centre form technical field, especially a hollow centre form that hollow rate is higher.

[ background of the invention ]

The prior Chinese utility model has the patent application number of 201320164518.X, the publication number of CN203230078U, grant bulletin date 20131009, specifically disclose a pseudo-elliptical internal mold with cross support piece for cast-in-place concrete hollow floor, including a plate top, a plate bottom, a plurality of plastic buckles, at least one lining and eight self-stabilizing supports, each self-stabilizing support is provided with a plurality of reinforcing steel bar grooves which are evenly distributed; the plate top and the plate bottom are respectively provided with a plurality of transverse supporting pieces protruding outwards, the transverse supporting pieces are arranged in parallel, and two crossed oblique supporting pieces are arranged between the transverse supporting pieces. Its advantage does: the reinforcing steel bar groove on the self-stabilizing support is positioned by using the reinforcing steel bar when the cast-in-situ reinforced concrete hollow floor is laid, so that the displacement of the internal mold can be prevented, the uniformity of the internal mold arrangement can be ensured, the stress points of the molded cast-in-situ reinforced concrete hollow floor are distributed more uniformly, and the bearing performance can be ensured; the supporting pieces are arranged at the top and the bottom of the plate, so that the bearing performance of the inner die is greatly enhanced, and the defect that the strength of the top and the bottom of the inner die plate is not enough to cause can be well overcome on the premise of not increasing the weight of the inner die. However, the patent technology has the following disadvantages:

one, install the reinforcing bar of the reinforcing bar net of floor in the reinforcing bar recess on the self-stabilizing type support, the starting point of this design is fine, but it is not practical, the actual operation process, the workman can have the error when binding the reinforcing bar net, interval between reinforcing bar and the reinforcing bar can not be totally errorless assurance and the interval between the reinforcing bar recess equals, on the one hand because the process of workman's binding reinforcing bar is in order to improve work efficiency, the interval between the every reinforcing bar all with the chi volume is good, bind according to experience or visual measurement many times, the reinforcing bar interval that can't guarantee every position all can perfectly match the interval between the reinforcing bar recess.

On the other hand, the reinforcing steel bars are generally several meters long, and are easy to bend and deform in the process of delivering from a factory to a construction site for laying a reinforcing mesh, so that the reinforcing steel bars are not in a perfect straight line state, this allows the reinforcing bars to be bound even if the ends of the respective reinforcing bars are initially bound at even fine intervals by a ruler in the process of binding the reinforcing bar net, but due to bending deformation of the reinforcing bars, and the bending deformations are disordered and have no seal, so that errors are generated on the intervals of other parts of the reinforcing steel bars, the intervals between the grooves of the reinforcing steel bars cannot be matched, the diameter of the steel bar for laying the floor slab is thicker, the steel bar cannot be straightened or straightened by one hand, after one end of each reinforcing steel bar is bound, the other parts are harder to be straightened, the overall strength of the reinforcing mesh is higher than that of a single reinforcing steel bar, manpower is insufficient, and no machine is used for correction at present.

More than two kinds of circumstances, the reinforcing bar recess that all can lead to the hollow centre form of beginning can with the reinforcing bar phase-match, but more toward the reinforcing bar end, then can produce the dislocation between reinforcing bar and the reinforcing bar recess, the reinforcing bar can't fall in the reinforcing bar recess, the hollow centre form atress that can lead to these dislocations like this is uneven, hollow centre form is placed unstably, one end produces the slope and sticks up, finally when leading to pouring the floor, need more concrete to come reinforcing bar net and hollow centre form cover, lead to the floor thickness to increase, the weight of floor has been increased, the dead weight who bears people or article has been reduced, the dead weight that bears who can't reach the design, cause the potential safety hazard, extravagant material again, and the manufacturing cost.

[ Utility model ] content

For overcoming the defect that existing equipment exists, the utility model provides a hollow centre form places more steadily, does not receive the deformation of reinforcing bar and workman's operational error and influence, guarantees that the atress is even, has practiced thrift the material cost of concrete, has guaranteed the bearing capacity of floor, improves the security.

The utility model discloses a realize like this: a single shell of a hollow inner die comprises a single shell body, wherein an annular supporting piece is further arranged on the surface of the single shell body in a protruding mode.

The single-shell body is provided with at least one inner supporting column structure body; the reverse side of any one internal support column structure body is provided with an opening groove, each opening groove is positioned in the support piece, and the number of the cover plates corresponds to the number of the support column structure bodies one to one; each cover plate is detachably connected to the surface of the single shell body and correspondingly covers one opening groove, and the height of each supporting piece is larger than that of each cover plate.

Further, the shape of the opening groove is matched with the shape of the inner supporting column.

Further, one of the inner support pillar structures is located at the center of the single shell body.

Further, the number of the inner support column structures is three, wherein two inner support column structures are symmetrically arranged with respect to the inner support column structure at the central position of the single housing body.

Furthermore, the bottom end of each cover plate is convexly provided with at least one convex column, a counter bore matched with the convex column is correspondingly arranged beside each opening groove of the single-shell body, and each cover plate is embedded into the corresponding counter bore through the convex column to cover the opening groove.

Furthermore, four convex columns are convexly arranged at the bottom end of each cover plate, and the four convex columns are arranged in a rectangular shape; the single shell body is correspondingly provided with four counter bores beside each opening groove.

Further, the surface of the supporting piece is symmetrically provided with at least one pair of supporting feet.

Furthermore, the bottom surface of the single shell body is symmetrically provided with an embedded block and a clamping groove, and the embedded block is matched with the clamping groove; the outer surface and the inner surface of the single shell body are respectively provided with a plurality of reinforcing ribs in a protruding mode.

The utility model also provides a hollow centre form, including two hollow centre form single casing, two the butt-joint that hollow centre form single casing can be dismantled connect as an organic wholely.

The utility model has the advantages that: the utility model provides a hollow centre form single casing and hollow centre form, including single casing body, single casing body's the protruding annular support piece that is equipped with still in surface. The surface of the support member is planar. Set up annularly support piece for when laying the reinforcing bar, even reinforcing bar warp or workman's operation error, also can guarantee that the reinforcing bar all by support piece supports, thereby guarantees that the atress is in same plane, and the atress is even, can not produce the tilting phenomenon, guarantees the weight and the intensity of superstructure.

[ description of the drawings ]

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 and 2 are schematic diagrams illustrating effects caused by errors or deformation of an inner form in the prior art when a reinforcing steel bar is laid.

Figure 3 is a perspective view of the hollow inner membrane of the present invention.

Fig. 4 and 5 are perspective views of the hollow inner mold single shell according to the present invention.

Fig. 6 is a schematic structural diagram of the cover plate according to the present invention.

Fig. 7 and 8 are schematic diagrams illustrating the effect of the hollow inner membrane according to the present invention.

In the figure: 100. the hollow inner mold single shell comprises a hollow inner mold single shell body, 1, a single shell body, 11, a supporting piece, 12, an inner support column structural body, 121, an opening groove, 13, the bottom surface of the single shell body, 14, counter bores, 15, reinforcing ribs, 16, supporting legs, 17, embedded blocks, 18, clamping grooves, 2, a cover plate, 21, protruding columns, 200, a hollow inner mold, 300, a hollow floor inner membrane, 400 and reinforcing steel bars.

[ detailed description ] embodiments

Referring to fig. 1 to 8, the present invention provides a hollow inner mold single shell 100, which includes a single shell body 1, wherein an annular supporting member 11 is further protruded on the surface of the single shell body 1. In a specific embodiment, the surface of the supporting member 11 is a plane. Set up annularly support piece 11 for when laying reinforcing bar 400, even reinforcing bar 400 warp or workman's operation error, also can guarantee that reinforcing bar 400 all by support piece 11 supports, thereby guarantee that the atress is in same plane, and the atress is even, can not produce the tilting phenomenon, guarantees the weight and the intensity of superstructure. Meanwhile, the supporting piece 11 also plays a role of a reinforcing rib, so that the strength is increased.

In a specific embodiment, the single-shell body 1 further includes a cover plate 2, the single-shell body 1 is provided with at least one internal support column structure 12, in a specific implementation, a bottom surface of any one of the internal support column structures 12 is flush with a bottom surface 13 of the single-shell body 1, so that after the two hollow internal mold single shells 100 are buckled, the upper and lower internal support column structures 12 can directly abut against each other to form a support; another embodiment is that a gap is formed between the bottom surface of any one of the inner support column structural bodies 12 and the bottom surface 13 of the single-opening shell body, where the gap is greater than 0 and less than 1mm, so that after the two hollow inner mold single shells 100 are buckled, the upper and lower inner support column structural bodies 12 can not be abutted directly together and have a gap, when a hollow floor is manufactured, after concrete is poured, because the concrete can apply a very large pressure to the two hollow inner mold single shells 100, the upper and lower inner support column structural bodies 12 are pressed and abutted together to form a support, and at this time, the gap has a certain buffering effect, so that when concrete is poured, the gap is prevented from being in hard contact with the concrete, and the manufacturing difficulty can be reduced; the reverse side of any internal support column structure 12 is provided with an open groove 121, each open groove 121 is positioned in the support member 11, and the number of the cover plates 2 corresponds to the number of the support column structures 12 one by one; each cover plate 2 is detachably connected to the surface of the single casing body 1 and covers one open groove 121 in a one-to-one correspondence manner, and the height of the supporting member 11 is greater than that of each cover plate 2, so that the supporting member 11 is ensured to support the reinforcing bars 400 after the reinforcing bars are laid. In the using mode, the two hollow inner mold single shells 100 are buckled to assemble a hollow inner mold 200, then a reinforcing mesh is laid, before concrete is poured, the corresponding open groove 121 is sealed by the cover plate 2, so that the concrete can be effectively prevented from entering the open groove 121, the open groove 121 is kept hollow, the hollow rate of the floor is improved, the self weight of the floor is reduced, the bearing capacity is improved, and meanwhile, the using amount of the concrete is saved, compared with the manufacturing cost of the cover plate 2, the cover plate 2 can adopt a plastic cover plate, mass production is realized, the cost is relatively reduced compared with the saved concrete material, the manufacturing cost of the floor is reduced, waste plastic can be adopted for recycling the manufacturing of the cover plate 2, the resources are saved, the environment is protected, energy is saved, and the effect of resource recycling is promoted, the concrete can not adopt waste concrete materials, new resources are consumed, and the environment is easy to damage, so that the consumption of the concrete can be saved, and a certain environment-friendly and energy-saving effect can be realized. And the utility model discloses an so adopt the detachable mode to connect, because if apron and single casing body adopt the integral type to make, then inconvenient transportation, can't nest and stack, can greatly increased cost of transportation.

The shape of the open groove 121 is matched with that of the inner support column 12, so that the hollow inner mold single shells 100 can be nested and stacked with each other during transportation, the space is saved, the transportation amount of each vehicle is increased, and the transportation cost is reduced.

One of the inner supporting pillar structures 12 is located at the center of the single shell body 1, which has the advantage of better practicability. This is because when a worker lays a mesh reinforcement support frame on a hollow inner mold 200 composed of a steel bar and the hollow inner mold single shell 100 in a construction process, the worker walks on the hollow inner mold 200 and steps on the hollow inner mold 200, and the worker is used to step on a central position area, and the worker is easy to fall down because the edge of the hollow inner mold is unstable, so that the strength of the hollow inner mold 200 can be higher by arranging the inner support column structure 12 at the central position of the single shell body 1, which is more suitable for actual use requirements and is not easy to be stepped on. In the implementation, a preferred embodiment is as follows: the number of the inner support pillar structures 12 is three, wherein two inner support pillar structures 12 are symmetrically arranged with respect to the inner support pillar structure at the central position of the single casing body 1.

The number of the inner support pillar structures 12 is three, wherein two inner support pillar structures 12 are symmetrically arranged with respect to the inner support pillar structure 12 at the center position of the single casing body 1.

In a specific embodiment, at least one protruding pillar 21 is convexly disposed at the bottom end of each cover plate 2, a counter bore 14 matched with the protruding pillar 21 is correspondingly disposed beside each open groove 121 of the single casing body 1, and each cover plate 2 covers the open groove 121 by embedding the corresponding counter bore into the protruding pillar 21. The detachable connection can of course also be realized in other ways, for example in the form of a snap connection.

The bottom end of each cover plate 2 is convexly provided with four convex columns 21, and the four convex columns 21 are arranged in a rectangular shape; the single-shell body 1 is correspondingly provided with four counter bores 14 beside each open groove 121, so that the cover plate 2 is connected more firmly.

The surface of the supporting member 11 is symmetrically provided with at least one pair of supporting feet 16, the supporting feet 16 enable the two hollow inner mold single shells 100 to be buckled to form the hollow inner mold 200, and then the hollow inner mold can be erected on a floor formwork through the supporting feet 16, so that the problem that in the prior art, the hollow inner mold single shells are supported through a bottom reinforcing steel bar 400 to cause a suspension state is avoided, the defect of easy inclination is avoided, and the supporting is stable. In the embodiment provided in the figures, a pair of said support feet 16.

Bottom surface 13 symmetry of single casing body 1 is provided with abaculus 17 and draw-in groove 18, just abaculus 17 and draw-in groove 18 phase-match, work as two hollow centre form single casing 100 when the butt joint, one of them the abaculus 17 embedding of hollow centre form single casing 100 another the draw-in groove 18 of hollow centre form single casing 100 in, in a specific embodiment the cross section of abaculus 17 and draw-in groove 18 is rectangular shape, has increased area of contact to the clamping force when having increased the scarf joint, make the connection more firm, difficult the unclamping.

The outer surface and the inner surface of the single shell body 1 are respectively provided with a plurality of reinforcing ribs 15 in a protruding mode, and the reinforcing ribs 15 are arranged in a transverse, longitudinal or transverse-longitudinal crossed mode. The utility model discloses an so adopt at the protruding form of establishing in surface, do not adopt the strengthening rib of interior convex outer concave or indent evagination, because the strengthening rib of interior convex outer concave or indent evagination has reduced weight, has practiced thrift the material, but discovers in the in-service use process that intensity is lower, damages easily, and the intensity that part of material of saving produced does not have the fungible, and it can't reach the utility model discloses a strengthening rib 15's intensity, the utility model discloses a although this invention point is very little, but the effect is very good, because the intensity of building concerns people's life safety, and people's life safety does not have something.

The utility model also provides a hollow centre form 200, including two hollow centre form single casing 100, two the left-hand thread that hollow centre form single casing 100 can be dismantled connect as an organic wholely. In specific implementation, the bottom surface of any one of the inner support column structural bodies 12 of the hollow inner mold single shell 100 is flush with the bottom surface 13 of the single shell body 1, so that after the two hollow inner mold single shells 100 are buckled, the upper and lower inner support column structural bodies 12 can be directly abutted together to form a support; another embodiment is that a gap is formed between the bottom surface of any one of the inner supporting column structural bodies 12 and the bottom surface 13 of the single-opening shell body 1, where the gap is greater than 0 and less than 1mm, so that after the two hollow inner mold single shells 100 are buckled, the upper and lower inner supporting column structural bodies 12 can not be abutted directly together and have a gap, when a hollow floor is manufactured, after concrete is poured, because the concrete can apply a large pressure to the two hollow inner mold single shells 100, the upper and lower inner supporting column structural bodies 12 are pressed and abutted together to form a support, and at this time, the gap has a certain buffering effect, so that when concrete is poured, the gap is prevented from being in hard contact with the concrete, and the manufacturing difficulty can be reduced.

Hollow inner membrane 200's use, only need before concreting 300 will apron 2 covers, will correspond opening recess 121 seal can, the bottom simultaneously hollow centre form single casing 100 supporting legs 16 passes from the clearance of reinforcing bar net and erects in the superstructure template, supports by the template, all the other construction methods are the same with original technique, for example lay one deck reinforcing bar net on the superstructure template, then laying hollow inner membrane 200, lay second floor reinforcing bar net on hollow inner membrane 200 again, when laying the reinforcing bar net, upper and lower two-layer reinforcing bar all erects support piece 11 is last, by support piece 11 supports or supports and lean on, concreting at last, treat to solidify can.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (10)

1. The utility model provides a hollow centre form single casing, includes single casing body, its characterized in that: the surface of the single shell body is also convexly provided with an annular supporting piece.

2. The hollow inner mold monocoque body of claim 1, wherein: the single-shell body is provided with at least one inner supporting column structure body; the reverse side of any one internal support column structure body is provided with an opening groove, each opening groove is positioned in the support piece, and the number of the cover plates corresponds to the number of the support column structure bodies one to one; each cover plate is detachably connected to the surface of the single shell body and correspondingly covers one opening groove, and the height of each supporting piece is larger than that of each cover plate.

3. The hollow inner die monocoque body as recited in claim 2, wherein: the shape of the opening groove is matched with that of the inner supporting column.

4. The hollow inner die monocoque body as recited in claim 2, wherein: one of the inner supporting column structural bodies is located at the center of the single shell body.

5. The hollow inner die monocoque body of claim 4, wherein: the number of the inner support column structures is three, wherein two inner support column structures are symmetrically arranged with the inner support column structure at the central position of the single shell body.

6. The hollow inner die monocoque body as recited in claim 2, wherein: the bottom end of each cover plate is convexly provided with at least one convex column, a counter bore matched with the convex column is correspondingly arranged beside each opening groove of the single-shell body, and each cover plate covers the opening groove by embedding the convex column into the corresponding counter bore.

7. The hollow inner die monocoque body of claim 6, wherein: the bottom end of each cover plate is convexly provided with four convex columns, and the four convex columns are arranged in a rectangular shape; the single shell body is correspondingly provided with four counter bores beside each opening groove.

8. The hollow inner mold monocoque body of claim 1, wherein: at least one pair of supporting legs is symmetrically arranged on the surface of the supporting piece.

9. The hollow inner mold monocoque body of claim 1, wherein: the bottom surface of the single shell body is symmetrically provided with an embedded block and a clamping groove, and the embedded block is matched with the clamping groove; the outer surface and the inner surface of the single shell body are respectively provided with a plurality of reinforcing ribs in a protruding mode.

10. A hollow internal mold is characterized in that: comprising two hollow inner die single shells according to any one of claims 1 to 9, which are detachably connected in a butt-joint manner.

Images