CN203452272U

CN203452272U - Disposable die shell location clamp for concrete floor slab

Info

Publication number: CN203452272U
Application number: CN201320501431.7U
Authority: CN
Inventors: 王义山; 于立竹; 王立民; 王斌; 邹同芳
Original assignee: Tongguang Building Engineering Co Ltd
Current assignee: Tongguang Building Engineering Co Ltd
Priority date: 2013-08-16
Filing date: 2013-08-16
Publication date: 2014-02-26
Anticipated expiration: 2023-08-16

Abstract

The utility model provides a disposable die shell location clamp for a concrete floor slab. The location clamp is in the shape of Chinese character 'scholar' as a whole, and comprises a short side and a long side which are parallel to each other, as well as a vertical side which is vertically intersected with both of the short side and the long side. According to the location clamp provided by the utility model, the problem of low quality of the floor slab due to the infirm fixation of a die shell in the floor slab can be solved. The location clamp is produced from waste steel bars in a construction site, simple and convenient to machine and produce, flexible to use, high in construction efficiency, capable of reducing the waste of the waste steel bars, increasing the utilization efficiency of the steel bars, effectively ensuring the accurate position, no up-and-down floating and no left-and-right displacement of the die shell, and guaranteeing the concrete construction quality of the floor slab, and very high in popularization and application values.

Description

The disposable formwork locator card of concrete floor

Technical field

The utility model belongs to building floor technical field, specifically, relates to the disposable formwork locator card of a kind of concrete floor.

Background technology

In the disposable formwork construction of cast-in-situ concrete ribbed slab floor, because each formwork is independently, common way is simply with together with steel wire lashing by formwork and reinforcing bar, but when concreting, because each formwork size is little, formwork wall is thin, lightweight, when concrete vibration bar vibrates, easily make to float or movement between formwork, make formwork up and down or left and right relative position be offset, result is that the concrete floor surface discrepancy in elevation is larger, poor flatness, the inner formwork skewness of floor, not only affect structural safety but also be unfavorable for the impression quality of floor, construction quality cannot guarantee.

Because the opening of formwork is greater than bottom, in work progress, put formwork is opening down, like this, between formwork and formwork, form a gap wide at the top and narrow at the bottom, now need badly a kind of can be by the fixed way in formwork position, the utility model can address this problem.

Summary of the invention

The utility model provides a kind of concrete floor disposable formwork locator card, it can solve that prior art exists due to the fixing not firm problem that floor quality is lower that causes of the formwork in floor.

In order to solve the problems of the technologies described above, the technical solution of the utility model is,

The disposable formwork locator card of concrete floor, described locator card integral body is " scholar " font, comprises parallel minor face and long limit, and the vertical edge all intersecting vertically with minor face and long limit.

The partial-length that described minor face and long limit are positioned at vertical edge both sides equates.

Locator card as mentioned above, described locator card adopts the waste steel bar on building site to be welded.

Locator card as mentioned above, the diameter of described reinforcing bar is 10-12mm.

Distance between the minor face of locator card and long limit is determined according to the distance of the placing of reinforcement up and down of floor; The length on long limit is determined according to the width on the top in the gap between adjacent formwork, guarantee that long limit can ride over the length of formwork top 50-60mm, the length of minor face is determined according to the width of the bottom in the gap between adjacent formwork, the bottom that adjacent formwork is withstood at the two ends of assurance minor face.

During concrete use, locator card is placed in to two gaps between formwork, the two ends of its minor face withstand on the bottom of two formworks, two ends, long limit are welded and fixed with the lower placing of reinforcement of the floor of two formwork end faces respectively, and the upper placing of reinforcement of the upper end of vertical edge and floor is welded and fixed, like this, formwork just and the upper and lower placing of reinforcement of floor firmly link together, form a total system, guarantee formwork accurate positioning all around, and when concreting, do not float, be not shifted.

Thin, the lightweight feature of, formwork wall little according to formwork size, provides a kind of anti-floating of special use, fixing bar spacers, simple for production, uses flexibly, and efficiency of construction is high, can effectively guarantee the quality of construction technology.

First according to framework floor design drawing, the size of formwork, spacing between formwork, determine the concrete size of bar spacers each several part, recruitment on the ground waste and old diameter 10-12mm steel bar welding is connected into " scholar " font locator card, during construction, first formwork is well placed by designing requirement, and the logical line of extension checks, guarantee girder and the designing requirement of girt strip size conforms, then colligation girder and girt strip reinforcing bar, according to the good girder of colligation and girt strip reinforcement location, formwork position is finely tuned, again on colligation floor, lower placing of reinforcement, on floor, after lower placing of reinforcement colligation completes, between adjacent formwork, using on " scholar " font locator card and floor, lower placing of reinforcement welds, formwork just and upper and lower placing of reinforcement like this, girt strip firmly links together, form a total system, guarantee formwork accurate positioning all around, do not float up and down, and do not float when concreting, be not shifted.

The utility model compared with prior art has the following advantages and good effect:

The disposable formwork locator card of concrete floor of the present utility model, adopt waste steel bar on building site to make, processing and fabricating is easy, use flexibly, efficiency of construction is high, reduce waste steel bar waste, improve reinforcing bar utilization ratio, and effectively guarantee formwork position accurately, do not fluctuate, left and right displacement not, guarantee floorslab concrete construction quality, have highly application value.

After the concrete floor of employing the utility model locator card has been built, ribbed slab floor surfacing, smooth, attractive in appearance, physical dimension is accurate, the disposable formwork moulding of soffit well, does not need dismounting, directly Puttying in the above, floor slab construction is quick, quality good, saves construction cost.

Accompanying drawing explanation

Fig. 1 is the structural representation of the disposable formwork locator card of the utility model concrete floor embodiment;

Fig. 2 adopts the concrete application structure sectional view of the disposable formwork locator card of the utility model concrete floor.

The specific embodiment

Below in conjunction with drawings and Examples, the utility model is described in further detail.

Shown in figure 1, the disposable formwork locator card 1 of the concrete floor of the present embodiment, this locator card 1 integral body is " scholar " font, comprises parallel long limit 11 and minor face 12, and the vertical edge 13 all intersecting vertically with minor face 12 and long limit 11.Wherein, the partial-length that minor face 12 and long limit 11 are positioned at vertical edge 13 both sides equates, the long limit 300mm of this locator card 1, and the long 100mm of minor face, the long 600mm of vertical edge, the length that vertical edge stretches out long limit is 120mm.

Locator card 1 adopts the waste steel bar on building site to be welded, and the diameter of reinforcing bar is 12mm.

As shown in Figure 2, the concrete application structure of locator card 1 on concrete floor 3, locator card 1 is placed in to two gaps between formwork 2, the two ends of its minor face 12 withstand on the bottom of two formworks 2, 11 two ends, long limit are welded and fixed with the lower placing of reinforcement 31 of the floor 3 of two formwork 2 end faces respectively, the upper placing of reinforcement 32 of the upper end of vertical edge 13 and floor 3 is welded and fixed, like this, formwork 2 just and floor 3 upper, lower placing of reinforcement 31, 32 firmly link together, form a total system, guarantee formwork 2 accurate positioning all around, and do not float when concreting, be not shifted, after concrete floor has been built, surfacing, smooth, attractive in appearance, physical dimension is accurate, floor 3 disposable formwork 2 moulding in bottom surface are good, do not need dismounting, directly Puttying in the above, floor slab construction is quick, quality is good, save construction cost.

The above, it is only preferred embodiment of the present utility model, be not the utility model to be done to the restriction of other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.

Claims

1. the disposable formwork locator card of concrete floor, is characterized in that: described locator card integral body is " scholar " font, comprises parallel minor face and long limit, and the vertical edge all intersecting vertically with minor face and long limit.

2. the disposable formwork locator card of concrete floor according to claim 1, is characterized in that: the partial-length that described minor face and long limit are positioned at vertical edge both sides equates.

3. according to the disposable formwork locator card of concrete floor described in claim 1 or 2, it is characterized in that: described locator card adopts the waste steel bar on building site to be welded.

4. the disposable formwork locator card of concrete floor according to claim 3, is characterized in that: the diameter of described reinforcing bar is 10-12mm.