CN210798079U

CN210798079U - Floor reinforcing bar protective layer thickness control device

Info

Publication number: CN210798079U
Application number: CN201921419733.3U
Authority: CN
Inventors: 胡晓璐; 张建平; 冯建雄; 徐进华; 朱孟华; 苗峰; 曹佑厚; 王洪伟
Original assignee: Tianyuan Construction Group Co Ltd; Shandong Hongda Real Estate Co Ltd
Current assignee: Tianyuan Construction Group Co Ltd; Shandong Hongda Real Estate Co Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-19
Anticipated expiration: 2029-08-29

Abstract

A thickness control device for a floor slab steel bar protection layer is composed of a slide way beam with a slide groove, a plurality of steel bar fixing frames with steel bar buckles are mounted on the slide groove of the slide way beam, at least three adjustable support legs are welded to the lower surface of the slide way beam, and three equiangular claws are arranged at the bottoms of the adjustable support legs. The thickness control device of the floor slab reinforcing steel bar protective layer is fixed on a bottom plate of the floor slab pouring die through the claws by screws. The device moves linearly on the slideway beam through the reinforcing steel bar fixing frame; the horizontal rotation of reinforcing bar buckle and the adjustment of adjustable landing leg length have realized pouring the purpose that the floor reinforcing bar can be adjusted wantonly to guaranteed that the reinforcing bar is apart from pouring mould design distance and protective layer thickness requirement. Use the utility model discloses, floor steel reinforcement protective layer thickness control device can not take place the displacement, and it is firm to support fixed reinforcing bar, can stable control floor protective layer pour thickness, improves the floor and pours the quality to can alleviate workman intensity of labour, improve production efficiency, reduction in production cost.

Description

Floor reinforcing bar protective layer thickness control device

Technical Field

The utility model relates to a building structure's frock especially relates to a floor reinforcing bar protective layer thickness control device.

Background

In the building engineering, the stipulations of floor concrete pouring are as follows: the steel bars to be positioned in the floor slab are completely wrapped in the poured concrete and are not exposed, and the thickness value of the concrete protective layer is regulated. In order to establish the concrete protective layer, during construction, the steel bars have to be away from the casting mould for a certain distance so that the cast concrete can generate the protective layer wrapping the specified value of the steel bars outside the steel bars. The thickness of this protective layer of reinforcement is critical to the quality of the floor. In order to establish a concrete reinforcement protective layer by keeping the reinforcement away from the casting mold for a certain distance, the height of the reinforcement from the mold is mostly controlled by adding a concrete cushion block or a plastic cushion block between the mold and the reinforcement in the traditional construction. However, both of these two construction techniques have certain disadvantages: firstly, the number of cushion blocks is large, the labor intensity of the placing operation is high, and the construction efficiency is low; and secondly, the placed cushion blocks are easy to displace under the influence of external forces such as flowing concrete and the like in a pouring state, so that the padded reinforcing steel bars fall down, the thickness of a concrete protection layer poured on the floor slab is influenced, and the quality of the floor slab and engineering is influenced. In addition, the plastic cushion block has low structural strength, and the steel bar is easy to deform when pressed down, so that the pouring precision of the protective layer is directly influenced; the plastic cushion blocks are large in number, and compared with the cost, the plastic cushion blocks are large in number and increase the production cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fixed firm, can not take place the position yet and remove under exogenic action such as concrete that flows when supporting the backing reinforcing bar, it is firm to support the reinforcing bar, can stable control floor protective layer pour the thickness precision, improves the floor and pours the quality to can reduce workman intensity of labour, improve production efficiency, reduction in production cost's floor reinforcing bar protective layer thickness control device.

The purpose of the utility model is that can realize. The utility model discloses floor reinforcing bar protective layer thickness control device includes floor casting die, the utility model discloses floor reinforcing bar protective layer thickness control device's characterized in that: the setting comprises a slide roof beam of square steel pipe, and slide roof beam upper surface is equipped with one spout isometric and with slide roof beam lumen UNICOM along slide roof beam longitudinal axis, sliding connection a plurality of reinforcing bar mount on the spout, the lower surface welding of slide roof beam is three adjustable landing leg at least, the supporting legs fixed connection of adjustable landing leg through the bottom is on floor pouring die's bottom plate.

The utility model discloses floor reinforcing bar protective layer thickness control device, wherein the reinforcing bar mount includes an outer tube, and the outer tube lower extreme is in the spout of slide roof beam and the bottom is in the lumen of slide roof beam, is in a layer board of outer tube bottom welding in the slide roof beam lumen, and the outer tube that is in slide roof beam upper surface respectively welds a locking locating plate on the position of spout both sides, has all opened a screw hole on every locking locating plate, locking positioning bolt of threaded connection on the screw hole, locking positioning bolt bottom and slide roof beam pressfitting connection, a polished rod post of movable fit grafting in the lumen in the outer tube upper end, polished rod post upper portion is equipped with the boss, and the boss top is equipped with a pair reinforcing bar buckle of symmetry.

The utility model discloses floor reinforcing bar protective layer thickness control device, wherein adjustable landing leg includes an internal thread pipe, and the welding of internal thread pipe upper end is on the lower surface of slide roof beam, and external screw thread post of lower extreme threaded connection of internal thread pipe, the bottom welding of external screw thread post the supporting legs, the supporting legs comprise the three claw of equiangular equipartition, the lower part department of internal thread outside of managing is equipped with a bolt hole, and fastening bolt of threaded connection on the bolt hole, fastening bolt pressfitting connection external screw thread post.

The utility model discloses floor reinforcing bar protective layer thickness control device, wherein it has a through-hole to open on it at least in the three foot claw, is equipped with the screw in the through-hole, the foot claw passes through the through-hole and is connected by screw and floor casting die's bottom plate.

The utility model discloses floor reinforcing bar protective layer thickness control device, wherein the reinforcing bar mount has a rectilinear movement orbit along the spout on the slide roof beam, and the layer board has a synchronous rectilinear movement orbit in the lumen of slide roof beam along with the reinforcing bar mount.

The utility model discloses floor reinforcing bar protective layer thickness control device, wherein the external screw thread post has an upper and lower rectilinear movement orbit through the rotation on the internal thread pipe.

The utility model discloses floor reinforcing bar protective layer thickness control device, wherein the polished rod post has plane rotary motion orbit with the reinforcing bar buckle on it on the outer tube.

The utility model discloses floor reinforcing bar protective layer thickness control device lies in with prior art difference the utility model discloses floor reinforcing bar protective layer thickness control device includes a slide roof beam that is equipped with the spout, installs a plurality of reinforcing bar mounts that have the reinforcing bar jack catch on the spout of slide roof beam, the at least three adjustable landing leg of lower surface welding of slide roof beam, every adjustable landing leg bottom all is equipped with the three jack catch of equiangular equipartition. The thickness control device of the floor slab reinforcing steel bar protective layer is fixed on a bottom plate of the floor slab pouring mold through the through holes on the claws by screws. The utility model moves linearly through the steel bar fixed on the slideway beam; the polished rod post on the steel bar fixing frame drives the horizontal rotation of the steel bar buckle and the adjustment of the length of the adjustable supporting leg, so that the purpose that the floor steel bar fixed on the steel bar buckle can be adjusted randomly before pouring is realized, and the specified requirements of the distance between the floor steel bar and the design distance of a pouring mold and the pouring thickness of a floor concrete protective layer are met. Use the utility model discloses floor reinforcing bar protective layer thickness control device, under exogenic action such as concrete flow, floor reinforcing bar protective layer thickness control device can not take place the position and remove, and it supports fixed floor and pours the reinforcing bar firm, can stable control floor protective layer pour thickness, improves the floor and pours the quality to can alleviate workman intensity of labour, improve production efficiency, reduction in production cost.

The following describes the thickness control device of the floor slab reinforcing steel bar protection layer in further detail with reference to the attached drawings.

Drawings

Fig. 1 is the utility model discloses floor steel bar protective layer thickness control device's structure main view schematic diagram.

Fig. 2 is a schematic view of a-a section (a half section of a structure of a chute beam and a reinforcing steel bar fixing frame) in fig. 1.

Fig. 3 is a structure diagram of an adjustable supporting leg in the thickness control device of the floor slab reinforcing steel bar protection layer.

Fig. 4 is a detailed view of i in fig. 1.

Fig. 5 is a schematic view of the structure of the claws.

Detailed Description

As shown in fig. 1, the utility model discloses floor slab steel bar protective layer thickness control device has set up a slide roof beam 2 that comprises the square steel pipe. The upper surface of the slideway beam 2 is provided with a chute 2.1 which has the same length with the slideway beam 2 and is communicated with the tube cavity of the slideway beam 2 along the longitudinal axis of the slideway beam 2. The chute 2.1 is connected with a plurality of steel bar fixing frames 3 in a sliding way; at least three adjustable supporting legs 1 are welded on the lower surface of the slideway beam 2. The adjustable supporting legs 1 are fixedly connected to a bottom plate of the floor slab pouring mold 5 through supporting legs 4 at the bottom.

As shown in fig. 2 and 4, the reinforcing bar fixing frame 3 includes an outer sleeve 3.1. The lower end of the outer sleeve 3.1 is positioned in the chute 2.1 of the slideway beam 2 and the bottom end is positioned in the tube cavity of the slideway beam 2. The bottom end of an outer sleeve 3.1 positioned in the tube cavity of the slideway beam 2 is welded with a supporting plate 3.4. The outer sleeves 3.1 on the upper surface of the slideway beam 2 are respectively welded with a locking positioning plate 3.5 on the parts of two sides of the sliding chute 2.1. Each locking and positioning plate 3.5 is provided with a threaded hole, and a locking and positioning bolt 3.6 is in threaded connection with the threaded hole. The bottom of the locking positioning bolt 3.6 is connected with the slideway beam 2 in a pressing way. The upper end of the outer sleeve 3.1 is movably matched and inserted with a polished rod column 3.2 in the tube cavity. The upper part of the polished rod column 3.2 is provided with a boss 3.2.1. A pair of symmetrical steel bar buckles 3.3 are arranged at the top end of the boss 3.2.1.

As shown in fig. 3 and 5, the adjustable leg 1 comprises an internally threaded tube 1.3. The upper end of the internal thread pipe 1.3 is welded on the lower surface of the slideway beam 2, and the lower end is in threaded connection with an external thread column 1.1. The bottom end of the external thread column 1.1 is welded with the supporting leg 4. The supporting foot 4 consists of three claws 4.1 which are equiangularly and uniformly distributed. The lower part of the outer surface of the internal thread pipe 1.3 is provided with a bolt hole, and a fastening bolt 1.2 is connected with the bolt hole in a threaded manner. The fastening bolt 1.2 is connected with the external thread column 1.1 in a pressing mode.

As shown in fig. 5, at least one of the three claws 4.1 is provided with a through hole, a screw 6 is arranged in the through hole, and the claw 4.1 is connected with the bottom plate of the floor slab casting mold 5 through the through hole by the screw 6.

The utility model discloses among the floor reinforcing bar protective layer thickness control device, reinforcing bar mount 3 has a rectilinear movement orbit along spout 2.1 on slide roof beam 2, and layer board 3.4 has a synchronous rectilinear movement orbit in the lumen of slide roof beam 2 along with reinforcing bar mount 3. The externally threaded column 1.1 has an up-and-down straight movement track on the internally threaded pipe 1.3 by rotation. The polished rod column 3.2 and the steel bar buckle 3.3 thereon have a plane rotation motion track on the outer sleeve 3.1.

By using the thickness control device of the floor slab reinforcing steel bar protective layer of the utility model, firstly, the thickness control device of the floor slab reinforcing steel bar protective layer is fixed on the bottom plate of the floor slab pouring template 5 according to the design requirement by the screw 6 through the claws 4.1, and then the supporting height of the floor slab reinforcing steel bar is adjusted by rotating the external thread column 1.1 on the internal thread pipe 1.3; moving a plurality of steel bar fixing frames 3 and adjusting the placing positions of the floor steel bars; the horizontal rotation reinforcing bar buckle 3.1 adjusts the direction of placing of floor reinforcing bar. Then the external thread columns 1.1 are pressed and fixed by screwing the fastening bolts 1.2 on the internal thread pipes 1.3 respectively; and (3) screwing the locking and positioning bolt 3.6 on the locking and positioning plate 3.5 to press the locking and positioning bolt with the slideway beam 2, and fixing the steel bar fixing frame 3 on the slideway beam 2 through the combined action of the supporting plate 3.4 and the locking and positioning bolt 3.6. After the reinforcing steel bars are placed and bound on the reinforcing steel bar fixing frame 3, the floor slab reinforcing steel bar protective layer thickness control device is poured in the concrete floor slab along with the floor slab reinforcing steel bars. After the concrete floor is poured, the floor slab reinforcing steel bar protective layer thickness control device is retained in the concrete floor slab, and only the floor slab pouring mold 5 is detached.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a floor reinforcing bar protective layer thickness control device, includes floor casting die (5), its characterized in that: the slide beam (2) that the setting comprises the square steel pipe, slide beam (2) upper surface be equipped with one with slide beam (2) isometric and with slide beam (2) lumen UNICOM's one spout (2.1) along slide beam (2) longitudinal axis, sliding connection a plurality of reinforcing bar mount (3) on spout (2.1), the lower surface welding of slide beam (2) is three adjustable landing leg (1) at least, adjustable landing leg (1) are through supporting legs (4) fixed connection of bottom on the bottom plate of floor slab pouring mould (5).

2. The floor slab rebar protection layer thickness control device of claim 1, wherein: the reinforcing steel bar fixing frame (3) comprises an outer sleeve (3.1), the lower end of the outer sleeve (3.1) is positioned in a chute (2.1) of the slideway beam (2) and the bottom end is positioned in a tube cavity of the slideway beam (2), a supporting plate (3.4) is welded at the bottom end of an outer sleeve (3.1) positioned in a tube cavity of the slideway beam (2), locking positioning plates (3.5) are respectively welded at the positions of the outer sleeve (3.1) positioned on the upper surface of the slideway beam (2) on two sides of the chute (2.1), each locking positioning plate (3.5) is provided with a threaded hole, a locking positioning bolt (3.6) is connected with the threaded hole in a threaded manner, the bottom of the locking positioning bolt (3.6) is connected with the slideway beam (2) in a pressing manner, the upper end of the outer sleeve (3.1) is movably matched with and inserted into the tube cavity to form a polished rod column (3.2), the upper part of the polished rod column (3.2) is provided with a boss (3.2.1), and the top end of the boss (3.2.1) is provided with a pair of symmetrical reinforcing steel bar buckles (3.3).

3. The floor slab rebar protection layer thickness control device of claim 2, wherein: adjustable landing leg (1) includes an internal thread pipe (1.3), and internal thread pipe (1.3) upper end welding is on the lower surface of slide roof beam (2), and external screw thread post (1.1) of lower extreme threaded connection of internal thread pipe (1.3), the bottom welding of external screw thread post (1.1) supporting legs (4), supporting legs (4) comprise three paws (4.1) of equiangular equipartition, the lower part department of internal thread pipe (1.3) outside is equipped with a bolt hole, and threaded connection is a fastening bolt (1.2) on the bolt hole, and external screw thread post (1.1) is connected in fastening bolt (1.2) pressfitting.

4. The floor slab rebar protection layer thickness control device of claim 3, wherein: the steel bar fixing frame (3) is provided with a linear moving track on the slideway beam (2) along the sliding chute (2.1), and the supporting plate (3.4) has a synchronous linear moving track in the pipe cavity of the slideway beam (2) along with the steel bar fixing frame (3); the external thread column (1.1) has an up-and-down linear moving track on the internal thread pipe (1.3) through rotation; the polished rod column (3.2) and the steel bar buckle (3.3) on the polished rod column have plane rotation movement tracks on the outer sleeve (3.1).

5. The floor slab rebar protection layer thickness control device of claim 3, wherein: at least one of the three claws (4.1) is provided with a through hole, a screw (6) is arranged in the through hole, and the claw (4.1) is connected with a bottom plate of the floor slab pouring mold (5) through the through hole by the screw (6).