CN214575767U

CN214575767U - Isolating device for high-low grade concrete

Info

Publication number: CN214575767U
Application number: CN202022901744.4U
Authority: CN
Inventors: 陈诚志; 刘波; 赵宇杰; 张波
Original assignee: CCFEB Civil Engineering Co Ltd
Current assignee: CCFEB Civil Engineering Co Ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-11-02
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a high-low grade concrete isolation device, which comprises a beam, a concrete isolation sheet and a steel bar isolation sheet; the beam is provided with a spacer clamping groove, and the concrete spacer and the steel bar spacer can be detachably inserted into the spacer clamping groove; the steel bar isolation sheet comprises a rubber strip fixing sheet, and the rubber strip fixing sheet is arranged on the side face of the rubber strip fixing sheet and is in a comb-tooth shape. The utility model discloses high low grade concrete when can effectively pouring concrete keeps apart, and but repeated dismouting utilizes, and is safe, high-efficient, can guarantee construction quality requirement.

Description

Isolating device for high-low grade concrete

Technical Field

The utility model belongs to the technical field of concrete isolation pouring construction among the reinforced concrete engineering, a isolating device of height grade concrete is specifically disclosed.

Background

In recent years, with the rapid development of national economy, higher and higher requirements are put forward on the construction scale of industrial plants and the space in the plants, and although many traditional construction techniques and processes have good reliability, the traditional construction techniques and processes also have the characteristics of time and labor consumption, large limitation, small application range and the like, and the increasingly severe environmental requirements of the construction industry are difficult to meet. Although the rapid construction technology of the industrial factory building is developed according to the traditional technology, compared with the traditional technology, the novel technology has some advantages. The key technology for rapidly building is to reasonably configure production elements by scientifically planning, organizing, coordinating and controlling and adopting advanced construction technology and process, thereby improving the working efficiency and shortening the construction period under the condition of ensuring the engineering quality and the construction safety. The statistical requirements of the rapid construction key technology on various data in construction are higher than those of the traditional technology, the statistics of technical data needs to have accuracy, objectivity and formality, the construction data is more and more clear and concrete, and meanwhile, the application of novel materials and equipment is combined, so that the construction cost can be greatly reduced. The key technology for rapid construction is to perform comprehensive and systematic summarization and analysis on the basis of the traditional technology and add some advanced scientific and technical elements, thereby being more beneficial to the development and implementation of construction work of building engineering. The high-low grade concrete isolation construction has always been a difficult problem puzzled the construction unit, generally speaking, the concrete grade of post is higher, the beam slab is lower, at the beam column, the concrete placement of column slab junction appears the cluster grade easily, lead to the structural strength reduction of post, there is quality safety risk, and it is comparatively troublesome to adopt traditional wire net to keep apart the construction, not only the working space is little, it is also not good enough to keep apart the effect, seek a new method of the high-low grade concrete construction of isolation convenient to operate, safe and reliable guarantees construction quality again, become the common subject in the industry.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an isolating device of height reference numeral concrete, height reference numeral concrete is kept apart when it can effectively be with concrete placement, and can repeat dismouting and utilize, and is safe, high-efficient, can better guarantee construction quality requirement.

The utility model discloses a following technical scheme realizes.

An isolating device for high-low grade concrete is characterized by comprising a cross beam, a concrete isolating sheet and a steel bar isolating sheet; the beam is provided with a spacer clamping groove, and the concrete spacer and the steel bar spacer can be detachably inserted into the spacer clamping groove; the steel bar isolation sheet comprises a rubber strip fixing sheet, and the rubber strip fixing sheet is arranged on the side face of the rubber strip fixing sheet and is in a comb-tooth shape.

As a specific technical scheme, the concrete isolation sheet and the rubber strip fixing sheet are of arch structures, have the same arch degree and are made of tough materials.

As a specific technical scheme, the concrete isolation sheet and the rubber strip fixing sheet are made of steel.

As a specific technical scheme, the camber of the concrete isolation sheet and the rubber strip fixing sheet is 1.5-4%.

As a specific technical scheme, the width of the concrete isolation sheet and the width of the rubber strip fixing sheet are 2-4 cm, and the thickness of the concrete isolation sheet and the rubber strip fixing sheet are 2-3 mm.

As a specific technical scheme, the surfaces of the concrete isolation sheet and the rubber strip fixing sheet are coated with a layer of lubricant.

As a specific technical scheme, the lubricant is butter.

As a specific technical scheme, the friction coefficient of the concrete isolation sheet and the rubber strip fixing sheet is 0.15-0.3.

As a specific technical scheme, the diameter of the rubber strip is 2-4 mm, and the rubber strip is longitudinally and uniformly arranged on the rubber strip fixing sheet at intervals of 0.5-1.5 cm.

As a specific technical scheme, the end part of the beam is of a prefabricated mortise and tenon structure.

The utility model has the advantages that:

1) adopt the utility model discloses isolating device has saved the process of wire net installation, has improved the efficiency of construction.

2) The utility model discloses isolating device reuse has saved material and labour cost, keeps apart to seal the effect better, especially when the concrete vibrates, can be better prevent to leak thick liquid.

3) The utility model discloses isolating device keeps apart the construction for high low grade concrete from now on and provides reference, has very strong commonality and good social and better popularization application prospect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the steel bar spacer of the present invention;

FIG. 3 is a left side view of the steel bar spacer of the present invention;

FIG. 4 is a top view of the four cross beams of the present invention during splicing;

the meanings of the marks in the above figures are as follows: 1-beam, 101-spacer clamping groove, 2-concrete spacer, 3-steel bar spacer, 301-rubber strip fixing piece, 304-rubber strip, 4-longitudinal steel bar and 5-transverse steel bar.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

Referring to fig. 1, 2 and 3, the isolating device for high and low grade concrete comprises a beam 1, a concrete isolating sheet 2 and a steel bar isolating sheet 3; the concrete barrier rib 2 and the steel bar barrier rib 3 are detachably inserted into the barrier rib clamping grooves 101; the steel bar isolation sheet 3 comprises a rubber strip fixing sheet 301 and a comb-tooth-shaped rubber strip 302 arranged on the side surface of the rubber strip fixing sheet 301;

when the isolating device of the utility model is used, a layer of butter is coated on the concrete isolating sheet 2 and the steel bar isolating sheet 3, then the concrete isolating sheet 2 and the steel bar isolating sheet 3 are inserted into the isolating sheet clamping groove 101, so that the upper ends of the concrete isolating sheet 2 and the steel bar isolating sheet 3 are fixed by the cross beam 1, and the lower ends of the concrete isolating sheet 2 and the steel bar isolating sheet 3 are leaned on the transverse steel bar 5 to resist the lateral pressure of concrete; during specific installation, from crossbeam 1's both ends toward middle installation, insert the reinforcing bar side of leaning on at crossbeam 1 both ends earlier reinforcing bar spacer 3 promptly, later insert concrete spacer 2 in middle part position, when meetting longitudinal reinforcement 4, it has great clearance to insert to locate reinforcing bar 4 both sides with concrete spacer 2, replace concrete spacer 2 with reinforcing bar spacer 3 this moment and insert, make rubber strip 302 one side and longitudinal reinforcement 4 contact, the clearance of longitudinal reinforcement 4 department is sheltered from by rubber strip 302 like this, can be better keep apart the concrete.

Further, in order to make the concrete isolation sheet 2 and the rubber strip fixing sheet 301 better resist the lateral pressure of the concrete, in a preferred embodiment, referring to fig. 2, the concrete isolation sheet 2 and the rubber strip fixing sheet 301 have an arch structure and have the same arch degree, and are made of flexible materials.

Further, in order to obtain materials conveniently, in a preferred embodiment, the concrete isolation sheet 2 and the rubber strip fixing sheet 301 are made of steel.

Further, in a preferred embodiment, the concrete barrier sheet 2 and the rubber strip fixing sheet 301 have an arch degree of 1.5% to 4%.

Further, in a preferred embodiment, the width of the concrete isolation sheet 2 and the rubber strip fixing sheet 301 is 2-4 cm, and the thickness is 2-3 mm.

Further, in a preferred embodiment, the surfaces of the concrete spacer 2 and the rubber strip fixing piece 301 are coated with a layer of lubricant.

Further, in a preferred embodiment, the friction coefficient of the concrete isolation sheet 2 and the rubber strip fixing sheet 301 is 0.15-0.3.

Further, in a preferred embodiment, the diameter of the rubber strip 302 is 2 to 4mm, and the rubber strip 302 is longitudinally and uniformly arranged on the rubber strip fixing plate 301 at intervals of 0.5 to 1.5 cm.

Further, in a preferred embodiment, referring to fig. 1 and 4, the end of the beam 1 is a prefabricated mortise and tenon structure, so that a plurality of beams 1 can be connected end to form a polygonal three-dimensional isolation structure for isolating concrete at the joint of a beam column and a column plate.

Claims

1. An isolation device for high-low grade concrete is characterized by comprising a cross beam (1), a concrete isolation sheet (2) and a steel bar isolation sheet (3); the beam (1) is provided with a spacer clamping groove (101), and the concrete spacer (2) and the steel bar spacer (3) can be detachably inserted into the spacer clamping groove (101); the steel bar isolation sheet (3) comprises a rubber strip fixing sheet (301) and a comb-tooth-shaped rubber strip (302) arranged on the side face of the rubber strip fixing sheet (301).

2. The high and low grade concrete separating device as claimed in claim 1, wherein the concrete separating sheet (2) and the rubber strip fixing sheet (301) are arch-shaped structures, have the same arch degree and are made of flexible materials.

3. The high and low grade concrete separating device as claimed in claim 2, wherein the concrete separating sheet (2) and the rubber strip fixing sheet (301) are made of steel.

4. The high-low grade concrete separating device as claimed in claim 2, wherein the camber of the concrete separating sheet (2) and the rubber strip fixing sheet (301) is 1.5-4%.

5. The high-low grade concrete isolation device according to claim 1, wherein the width of the concrete isolation sheet (2) and the rubber strip fixing sheet (301) is 2-4 cm, and the thickness of the concrete isolation sheet is 2-3 mm.

6. The concrete separating device of claim 1, wherein the surfaces of the concrete separating sheet (2) and the rubber strip fixing sheet (301) are coated with a layer of lubricant.

7. The concrete separating device of claim 6, wherein the lubricant is grease.

8. The high-low grade concrete isolation device according to claim 6, wherein the friction coefficient of the concrete isolation sheet (2) and the rubber strip fixing sheet (301) is 0.15-0.3.

9. The high-low grade concrete isolation device according to claim 1, wherein the diameter of the rubber strip (302) is 2-4 mm, and the rubber strip (302) is longitudinally and uniformly arranged on the rubber strip fixing plate (301) at intervals of 0.5-1.5 cm.

10. The high-low grade concrete isolation device according to any one of claims 1 to 8, wherein the end of the cross beam (1) is of a prefabricated mortise and tenon structure.