CN214302860U - Template system replacing steel bar truss floor support plate - Google Patents

Abstract

The utility model discloses a replace template system of steel bar truss building carrier plate, including the main part girder steel, be used for bearing the weight of the template of reinforced concrete floor and for the template provides the strutting arrangement who supports and prevent its deformation, strutting arrangement is including setting up the secondary joist that the main joist between two relative main part girder steels and the main joist top that a plurality of intervals set up. The both ends of main joist are fixed in between the top flange and the bottom flange of main part girder steel through supporting the billet and pushing up tight billet and wood wedge, and main joist and secondary joist all adopt the flitch, the utility model discloses a large amount of steel can not only be practiced thrift to the template system, can accelerate the engineering progress moreover, and great degree reduces construction cost. The utility model discloses a there is not solder joint problem of rustting in the template, and the template is demolishd comparatively conveniently, repeatedly usable has further accelerated the engineering progress, has reduced construction cost.

Description

Template system replacing steel bar truss floor support plate

Technical Field

The utility model relates to a floor construction technical field, concretely relates to replace template system of steel bar truss building carrier plate.

Background

The steel bar is used as an upper chord, a lower chord and a web member, a truss formed by connecting the steel bar truss and the template (profiled steel sheet) at the bottom through resistance spot welding is called a steel bar truss floor bearing plate, and the steel bar truss floor slab formed by pouring concrete on the steel bar truss floor bearing plate has the advantages of large integral rigidity and good anti-seismic performance, and has wide application in many projects at home and abroad in recent years because the construction quality is easy to control.

In addition, a construction process of a reinforced concrete floor slab is provided, wherein a full framing scaffold is firstly erected as a support system, a template is installed on the support system to form a reinforcing steel bar operation and installation platform, then reinforcing steel bars are bound on the template to form a reinforcing steel bar framework of the reinforced concrete floor slab, then concrete is poured, and finally the erected full framing scaffold is dismantled, so that the full framing scaffold has the following defects when being used as the support system:

1. a full scaffold is erected, so that the material consumption is serious, a large amount of labor force needs to be consumed, and the construction cost is high;

2. the formwork can be disassembled and the frame can be disassembled only after the concretes after pouring are solidified and maintained, so that the cross construction can not be carried out, and the construction progress and the construction period are seriously influenced;

3. the vertical rods and the transverse rods of the bent frame supporting system are densely distributed, so that the field operation and the material transportation are seriously influenced, and meanwhile, the measurement and the positioning of the structure are also hindered.

SUMMERY OF THE UTILITY MODEL

The above-mentioned defect to prior art exists, the utility model aims to solve the technical problem that a template system who replaces steel bar truss building carrier plate is provided, this template system construction is simple, can reduce construction cost, saves man-hour to the template of this template system is easily demolishd, does not have the rusty condition.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a formwork system for replacing a steel bar truss floor deck, comprising: the main part girder steel, be used for bearing the weight of the template of reinforced concrete floor and do the template provides the strutting arrangement who supports and prevent its deformation, strutting arrangement including set up main joist and a plurality of interval between two relative main part girder steels set up in the secondary joist on the main joist, affiliated main part girder steel includes the top flange and the bottom flange that set up from top to bottom, the both ends of main joist are fixed in through supporting the billet with the tight billet in top flange with between the bottom flange, the support billet set up in between main joist with the bottom flange, the tight billet in top set up in between the main joist with between the top flange, the main joist with be provided with the wood wedge between the support billet, the template is detachable template, the template is arranged in on the secondary joist.

Preferably, the wood wedge comprises an upper wood wedge and a lower wood wedge, the upper wood wedge and the lower wood wedge are both provided with inclined planes, and the inclined plane of the upper wood wedge and the inclined plane of the lower wood wedge are oppositely arranged.

Preferably, the heights of the tightly-jacking wood blocks at the two ends of the main keel are consistent, and the heights of the secondary keels are consistent.

Preferably, the main keel and the auxiliary keel are both made of battens.

Preferably, the template is a wood veneer with a protective film.

Preferably, the stencil is coated with a release agent.

Preferably, the main body steel beam is H-shaped steel.

Since the technical scheme is used, the beneficial effects of the utility model are that:

the utility model discloses a die body support system of steel bar truss building carrier plate, including the main part girder steel, be used for bearing the weight of the template of reinforced concrete floor and for the template provides the strutting arrangement who supports and prevent its deformation, strutting arrangement is including the secondary joist that sets up the main joist top that main joist and a plurality of interval set up between two relative main part girder steels. The main part girder steel includes the top flange and the bottom flange that set up from top to bottom, and the both ends of main joist are fixed in between the top flange and the bottom flange of main part girder steel through supporting the billet and pushing up tight billet and wood wedge, and main joist and secondary joist all adopt the flitch, and the flitch material is light, and the fixed mounting mode of main joist and secondary joist is simple and convenient, compares prior art and uses full hall scaffold as the support system, the utility model discloses a template system can not only practice thrift a large amount of steel, can accelerate the engineering progress moreover, and great degree reduces construction cost. The utility model discloses a template uses the clad can plywood of taking the protective layer to scribble the release agent, use the profiled sheet as the template among the prior art that compares, the utility model discloses a template does not have solder joint rust problem, and the template demolishs comparatively conveniently, repeatedly usable has further accelerated the engineering progress, has reduced construction cost.

Drawings

Fig. 1 is a schematic structural diagram of the formwork system for replacing a steel bar truss floor support plate of the utility model;

in the figure: 1-main steel beam, 2-template, 3-supporting device, 31-main keel, 32-secondary keel, 33-abutting wood block, 34-supporting wood block, 35-wood wedge, 35 a-upper wood wedge, 35 b-lower wood wedge, 4-reinforced concrete floor, 41-upper-layer steel bar, 41 a-upper-layer transverse steel bar, 41 b-upper-layer vertical steel bar, 42-lower-layer steel bar, 42 a-lower-layer transverse steel bar, 42 b-lower-layer vertical steel bar, 43-steel bar stirrup and 44-cushion block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, the formwork system replacing the steel bar truss floor support plate comprises a main steel girder 1, wherein the main steel girder 1 comprises an upper flange and a lower flange which are arranged up and down, the main steel girder 1 is preferably made of H-shaped steel, a formwork 2 for bearing a reinforced concrete floor 4 and a supporting device 3 for supporting the formwork 2 to prevent the formwork from deforming.

Strutting arrangement 3 is including setting up main joist 31 and the secondary joist 32 that a plurality of intervals set up between two relative main body girder steel 1, and main joist 31 and secondary joist 32 are the flitch, and secondary joist 32 sets up in the main joist top and is perpendicular with main joist 31. The both ends of main joist 31 are located between the upper limb and the bottom flange of main body girder steel 1, are provided with between the upper limb of main joist 31 and main body girder steel 1 and push up tight billet 33, are provided with between the bottom flange of main joist 31 and main body girder steel 1 and support billet 34, are provided with the wood wedge 35 between main joist 31 and the support billet, push up tight billet 33, support billet 34 and wood wedge 35 combined action and are fixed in the main joist 31 between the upper limb and the bottom flange of two relative main body girder steels 1. The wooden wedge 35 includes the wooden wedge 35a of top and the wooden wedge 35b of below, and the wooden wedge 35a of top and the wooden wedge 35b of below all are provided with the inclined plane, and the inclined plane of the wooden wedge 35a of top and the inclined plane of the wooden wedge 35b of below set up relatively. The template is a wood veneer with a protective film and is coated with a release agent before use.

The concrete construction process is as follows:

installing the supporting device 3, placing the supporting wood blocks 34 on the lower flanges of the two opposite main steel beams 1, then placing the two ends of the main keel 31 above the two supporting wood blocks 34 respectively, placing the jacking wood blocks 33 above the two ends of the main keel 31, finally fixing the main keel 31 by using the wood wedges 35, firstly plugging the lower wood wedges 35b between the main keel 31 and the supporting wood blocks 34, plugging the inclined planes of the lower wood wedges 35b towards the outer side of the main steel beams 1, then plugging the upper wood wedges 35a between the main keel 31 and the lower wood wedges 35b, plugging the inclined planes of the upper wood wedges 35a towards the inner side of the main steel beams 1, and coinciding the inclined planes of the upper wood wedges 35a and the lower wood wedges 35b, wherein the wood wedges 35, the supporting wood blocks 34 and the jacking wood blocks 33 jointly fix the main keel 31 between the upper flange and the lower flange of the main steel beams 1. Every interval certain distance installation main joist 31, the interval between each main joist 31 is less than 1000mm, and the size of each main joist 31 keeps unanimous, and the size of the tight billet 33 in top at main joist 31 both ends keeps unanimous to guarantee that fixed main joist 31 keeps the level.

After the main joist 31 fixed mounting is accomplished, place the secondary joist 32 interval in the main joist 31 top, the secondary joist 32 is perpendicular with the main joist, and the interval between each secondary joist 32 is less than 200mm, and the cross section size of each secondary joist 32 keeps unanimous to guarantee to place template 2 above the secondary joist 32 and keep the level. Before the template 2 is installed, positioning, leveling and cleaning work are well done, whether the template 2 is coated with a release agent or not is checked, the template 2 is a 15 mm-thick faced plywood, the template 2 is provided with a water-draining, wear-resistant and acid-alkali-resistant protective film, the heat preservation performance is good, the template is easy to demould and can be used on two sides, the template 2 is made of water-resistant glue, the gluing strength of the water-resistant glue is not lower than the shearing strength and the transverse grain tensile strength of wood, and the environment protection requirement is met. When placing template 2, will follow same direction butt joint tiling, guarantee that seam department below has secondary joist 32, the seam will be tight, and two templates 2 do not have wrong platform phenomenon, and the upper surface of template 2 after the installation should be in the coplanar with the upper surface on main part girder steel 1 top flange. When the template 2 is installed, a small triangular or rectangular template 2 is installed at the corner, so that the subsequent template 2 is convenient to dismantle.

And after the template 2 is installed, binding reinforcing steel bars on the template 2. The lower-layer transverse steel bars 42a and the lower-layer vertical steel bars 42b are vertically placed and firmly bound, and the lower-layer transverse steel bars 42a and the lower-layer vertical steel bars 42b are kept at intervals at certain intervals, so that the bound lower-layer steel bars form a net structure. The upper layer of steel bars are bound in the same way, so that each upper layer of transverse steel bars 41a and each upper layer of vertical steel bars 41b also form a net structure. Set up a plurality of reinforcing bars stirrup 43 in order to support upper reinforcing bar between upper reinforcing bar and lower floor's reinforcing bar, the top and the bottom of reinforcing bar stirrup 43 are firm with upper reinforcing bar and lower floor's reinforcement respectively. And a plurality of cushion blocks 44 are bound at the bottom of the lower layer of the steel bars and used for supporting the lower layer of the steel bars. And after the steel bars are bound, checking the template again, and pouring concrete to form the steel frame truss floor bearing plate.

And (3) detecting whether the compressive strength of the concrete meets the design requirement or not when the concrete is solidified to a certain degree, and achieving the standard rear detachable template 2. When the template 2 is dismantled, the small triangular or rectangular template 2 at the corner is dismantled by an iron pry, then the small triangular or rectangular template is wedged by a wood wedge, so that the template 2 is separated from the surface of concrete, and then the iron pry is used for prying the template. The number of times of turnover of the template 2 is generally five or more, and when the periphery of the detached template 2 is damaged, cracked and layered, the damaged part can be cut off, and then the template can be repeatedly used after being brushed and sealed with edge paint.

The utility model discloses a replace template system of steel bar truss building carrier plate, main joist 31 and secondary joist 32 all adopt the flitch, and the flitch material is light, and the fixed mounting mode of main joist 31 and secondary joist 32 is simple and convenient, compares prior art and uses full hall scaffold frame as the support system, the utility model discloses a template system can not only practice thrift a large amount of steel, can accelerate the engineering progress moreover, and great degree reduces construction cost. The utility model discloses a template adopts the clad can plywood of taking the protective layer to scribble the release agent, use the profiled sheet as the template among the prior art that compares, the utility model discloses a there is not solder joint rust problem in the template, and the template demolishs comparatively conveniently, repeatedly usable has further accelerated the engineering progress, has reduced construction cost.

The foregoing is considered as illustrative of the preferred embodiments of the invention and not in limitation thereof, and all changes which come within the spirit and scope of the invention are desired to be protected.

Claims (7)

1. A formwork system for replacing a steel bar truss floor deck, comprising: a main steel beam, a template for bearing a reinforced concrete floor slab and a supporting device for providing support for the template to prevent the template from deforming,

the supporting device comprises a main keel arranged between two opposite main steel beams and a plurality of secondary keels arranged on the main keel at intervals; the main steel beam comprises an upper flange and a lower flange which are arranged up and down, two ends of the main keel are fixed between the upper flange and the lower flange through a supporting wood block and a jacking wood block, the supporting wood block is arranged between the main keel and the lower flange, the jacking wood block is arranged between the main keel and the upper flange, and a wood wedge is arranged between the main keel and the supporting wood block;

the template is detachable template, the template set up in the secondary joist top.

2. The formwork system for replacing a steel bar truss floor deck as claimed in claim 1, wherein the wooden wedges include an upper wooden wedge and a lower wooden wedge, the upper wooden wedge and the lower wooden wedge are provided with inclined surfaces, and the inclined surface of the upper wooden wedge and the inclined surface of the lower wooden wedge are oppositely arranged.

3. The formwork system for replacing a steel bar truss floor deck as claimed in claim 1, wherein the heights of the tightening wood blocks at both ends of the main keel are consistent, and the height of each secondary keel is consistent.

4. The formwork system of claim 1, wherein the main runners and the cross runners are wood beams.

5. The formwork system for replacing a steel bar truss floor deck as claimed in claim 1, wherein the formwork is a wood veneer with a protective film.

6. The formwork system of claim 5, wherein the formwork is coated with a release agent.

7. The formwork system for replacing a steel bar truss floor deck as claimed in claim 1, wherein the main steel girder is H-shaped steel.

Images