CN216196046U

CN216196046U - Steel bar protective layer cushion block

Info

Publication number: CN216196046U
Application number: CN202122333771.0U
Authority: CN
Inventors: 聂大祥; 康聪; 杨慨; 王宇; 孙巍
Original assignee: China Railway First Engineering Group Co Ltd; Construction and Installation Engineering Co Ltd of China Railway First Engineering Group Co Ltd
Current assignee: China Railway First Engineering Group Co Ltd; Construction and Installation Engineering Co Ltd of China Railway First Engineering Group Co Ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-04-05
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a steel bar protection layer cushion block, which comprises a lower disc, an upper disc and a connecting assembly, wherein the lower disc is provided with a groove; the top of the lower disc is respectively provided with a first groove and a second groove along the diameter direction of the lower disc, the first groove and the second groove are arranged in a crossed manner, and the depth of the first groove is greater than that of the second groove; the upper disc is arranged right above the lower disc, a third groove and a fourth groove are respectively formed in the top of the upper disc along the diameter direction of the upper disc, the third groove and the fourth groove are arranged in a crossed mode, and the depth of the third groove is larger than that of the fourth groove; the connecting assembly is arranged between the lower disc and the upper disc and is used for detachably connecting the lower disc and the upper disc. When the floor slab is poured, the positions of the reinforcing steel bars on the lower layer of the floor slab are limited to avoid deviation through the matching of the first grooves and the second grooves, and the positions of the reinforcing steel bars on the lower layer of the floor slab are limited to avoid deviation through the matching of the third grooves and the fourth grooves.

Description

Steel bar protective layer cushion block

Technical Field

The utility model relates to the technical field of building construction, in particular to a cushion block for a steel bar protective layer.

Background

The reinforced concrete cushion block, also called reinforcing bar protective layer cushion block, is placed between reinforcing bar and formwork in brick-concrete structure and frame structure, and the position of reinforcing bar is fixed, so that it can enlarge bearing area.

The current reinforcing bar protective layer cushion is owing to not inject the position of reinforcing bar, consequently leads to the cushion skew easily when pouring, and then makes the reinforcing bar break away from the cushion, and current reinforcing bar protective layer cushion intensity is not enough simultaneously, and the pressure of workman when walking on the reinforcing bar leads to the cushion breakage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel bar protection layer cushion block to solve the problems of the background technology.

The technical scheme of the utility model is as follows:

a steel bar protection layer cushion block comprises a lower disc, an upper disc and a connecting assembly; the top of the lower disc is respectively provided with a first groove and a second groove along the diameter direction of the lower disc, the first groove and the second groove are arranged in a crossed manner, and the depth of the first groove is greater than that of the second groove; the upper disc is arranged right above the lower disc, a third groove and a fourth groove are respectively formed in the top of the upper disc along the diameter direction of the upper disc, the third groove and the fourth groove are arranged in a crossed mode, and the depth of the third groove is larger than that of the fourth groove; the connecting assembly is arranged between the lower disc and the upper disc and is used for detachably connecting the lower disc and the upper disc.

Further, the connecting assembly comprises two first supporting blocks, two first connecting rods, two second supporting blocks and two second connecting rods; the two first supporting blocks are fixed on the top of the lower disc and are distributed between the first groove and the second groove in a diagonal manner, and a first jack is arranged at the top of each first supporting block; the two first connecting rods are vertically fixed at the top of the lower disc and are mutually and diagonally distributed between the two first supporting blocks; the two second supporting blocks are fixed at the bottom of the upper disc, the two second supporting blocks are mutually distributed between the two first supporting blocks in a diagonal manner, and the bottom of each second supporting block is provided with a second insertion hole matched with the first connecting rod; the two second connecting rods are vertically fixed at the bottom of the upper disc and are respectively over against the two first jacks matched with the two second connecting rods.

Furthermore, the lower disc and the two first supporting blocks are both integrally cast and formed by concrete, and the upper disc and the two second supporting blocks are both integrally cast and formed by concrete.

Furthermore, the first connecting rod and the second connecting rod are both reinforced columns, the first connecting rod and the lower disc are fixedly poured, and the second connecting rod and the upper disc are fixedly poured.

Furthermore, the reinforced column adopts three-level reinforced bars.

Furthermore, the bottom of the first groove, the bottom of the second groove, the bottom of the third groove and the bottom of the fourth groove are all semicircular, and the radius of the bottom of the first groove, the bottom of the second groove, the bottom of the third groove and the bottom of the fourth groove are all larger than or equal to 15 mm.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the matching of the first groove and the second groove arranged at the top of the lower disc, the position of the lower layer of steel bar of the floor slab can be limited, so that the deviation during pouring is avoided, and through the matching of the third groove and the fourth groove arranged at the top of the upper disc, the position of the upper layer of steel bar of the floor slab can be limited, so that the deviation during pouring occurs.

2. The upper disc and the lower disc are connected with each other in a clamping mode, and meanwhile, due to the existence of the two first supporting blocks and the two second supporting blocks, four corners between the lower disc and the upper disc can be simultaneously supported, so that the strength and the stability of the cushion block are improved, and the cushion block can be prevented from being broken when a worker walks on a steel bar.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken at B-B of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic view of the structure of the lower disk of the present invention;

fig. 5 is a schematic view of the present invention when installing the reinforcing bars of the upper and lower floors.

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Examples

As shown in fig. 1 to 5, an embodiment of the present invention provides a steel bar protection layer spacer block, which includes a lower disk 1, an upper disk 5 and a connecting assembly; the top of the lower disc 1 is respectively provided with a first groove 21 and a second groove 22 along the diameter direction, the first groove 21 and the second groove 22 are arranged in a cross shape, and the depth of the first groove 21 is greater than that of the second groove 22; the upper disc 5 is arranged right above the lower disc 1, the top of the upper disc 5 is respectively provided with a third groove 51 and a fourth groove 52 along the diameter direction of the upper disc, the third groove 51 and the fourth groove 52 are arranged in a crossed manner, and the depth of the third groove 51 is greater than that of the fourth groove 52; the connecting assembly is arranged between the lower disc 1 and the upper disc 5 and is used for detachably connecting the lower disc 1 and the upper disc 5.

When the binding device is used, the lower disc 1 and the upper disc 5 are connected by the connecting component, so that the thickness of a floor slab is conveniently controlled, after a floor slab supporting frame and a template are installed, cushion blocks of the embodiment are arranged simultaneously when reinforcing steel bars at the bottom of the floor slab are bound, a plurality of cushion blocks are arranged in a quincunx shape and are placed at corresponding positions according to the interval of a construction scheme, when the reinforcing steel bars at the lower layer of the floor slab are bound, transverse reinforcing steel bars and longitudinal reinforcing steel bars of the reinforcing steel bars at the lower layer of the floor slab are mutually perpendicularly bound in a cross shape, then the transverse reinforcing steel bars of the bound reinforcing steel bars at the lower layer of the floor slab are placed in the first grooves 21, and the longitudinal reinforcing steel bars of the bound reinforcing steel bars at the lower layer of the floor slab are placed in the second grooves 22; similarly, when the reinforcing steel bars on the upper layer of the floor slab are bound, the transverse reinforcing steel bars and the longitudinal reinforcing steel bars on the upper layer of the floor slab are bound in a cross-shaped manner, then the transverse reinforcing steel bars of the bound reinforcing steel bars on the upper layer of the floor slab are placed in the third groove 51, and the longitudinal reinforcing steel bars of the bound reinforcing steel bars on the lower layer of the floor slab are placed in the fourth groove 52. When concrete is poured, referring to fig. 5, the positions of the reinforcing bars on the lower layer of the floor are limited by the cooperation of the first grooves 21 and the second grooves 22 to avoid deviation, the positions of the reinforcing bars on the upper layer of the floor are limited by the cooperation of the third grooves 51 and the fourth grooves 52 to avoid deviation, and after the concrete is poured, maintenance is performed, and people are prohibited from walking up before final setting.

Specifically, as shown in fig. 1 to 4, the connecting assembly includes two first supporting blocks 3, two first connecting rods 4, two second supporting blocks 6, and two second connecting rods 7; the two first supporting blocks 3 are fixed on the top of the lower disc 1 and are diagonally distributed between the first groove 21 and the second groove 22, and a first jack 31 is arranged at the top of each first supporting block 3; two first connecting rods 4 are vertically fixed on the top of the lower disc 1 and are mutually and diagonally distributed between the two first supporting blocks 3; the two second supporting blocks 6 are fixed at the bottom of the upper disc 5, the two second supporting blocks 6 are mutually and diagonally distributed between the two first supporting blocks 3, and a second insertion hole 61 matched with the first connecting rod 4 is formed in the bottom of each second supporting block 6; the two second connecting rods 7 are vertically fixed at the bottom of the upper disc 5, and the two second connecting rods 7 are respectively over against the two first jacks 31 matched with the two second connecting rods.

During connection, correspond two second connecting rods 7 respectively and insert two first jacks 31 in, two first connecting rods 4 correspond simultaneously and insert two second jacks 61 in, refer to fig. 1, make lower disc 1 and last disc 5 carry out the joint, simultaneously because the existence of two first supporting blocks 3 and two second supporting blocks 6, can play the effect of support simultaneously to four angles between lower disc 1 and the last disc 5, the intensity and the steadiness of cushion have been improved, can avoid the workman to lead to the cushion broken when walking on the reinforcing bar.

Preferably, in order to save cost and facilitate manufacturing, the lower disc 1 and the two first supporting blocks 3 are integrally cast with concrete, and the upper disc 5 and the two second supporting blocks 6 are integrally cast with concrete during manufacturing.

Preferably, in order to facilitate connection, the first connecting rod 4 and the second connecting rod 7 are both made of steel bar columns, the first connecting rod 4 is fixed to the lower disc 1 in a pouring manner, and the second connecting rod 7 is fixed to the upper disc 5 in a pouring manner, wherein strength is guaranteed, so that the steel bar columns are made of three-level steel bars.

Preferably, in order to improve the support of the reinforcing steel bar, the bottom of the first groove 21, the bottom of the second groove 22, the bottom of the third groove 51 and the bottom of the fourth groove 52 are all set to be semicircular, and the radius is greater than or equal to 15 mm.

Although the preferred embodiments of the present invention have been disclosed, the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a protective steel bar layer cushion block which characterized in that includes:

the top of the lower disc (1) is respectively provided with a first groove (21) and a second groove (22) along the diameter direction, the first groove (21) and the second groove (22) are arranged in a crossed manner, and the depth of the first groove (21) is greater than that of the second groove (22);

the upper disc (5) is arranged right above the lower disc (1), a third groove (51) and a fourth groove (52) are respectively formed in the diameter direction of the top of the upper disc (5), the third groove (51) and the fourth groove (52) are arranged in a crossed mode, and the depth of the third groove (51) is larger than that of the fourth groove (52);

and the connecting assembly is arranged between the lower disc (1) and the upper disc (5) and is used for detachably connecting the lower disc (1) and the upper disc (5).

2. The rebar protection cap spacer of claim 1, wherein the connection assembly comprises:

the two first supporting blocks (3) are fixed on the top of the lower disc (1) and are mutually and diagonally distributed between the first groove (21) and the second groove (22), and a first insertion hole (31) is formed in the top of each first supporting block (3);

the two first connecting rods (4) are vertically fixed at the top of the lower disc (1) and are mutually and diagonally distributed between the two first supporting blocks (3);

the two second supporting blocks (6) are fixed at the bottom of the upper disc (5), the two second supporting blocks (6) are mutually and diagonally distributed between the two first supporting blocks (3), and a second insertion hole (61) matched with the first connecting rod (4) is formed in the bottom of each second supporting block (6);

and the two second connecting rods (7) are vertically fixed at the bottom of the upper disc (5), and the two second connecting rods (7) are respectively arranged right opposite to the two first jacks (31) matched with the two second connecting rods.

3. A steel reinforcement protection cover spacer according to claim 2, wherein the lower disc (1) and the two first support blocks (3) are all integrally cast with concrete, and the upper disc (5) and the two second support blocks (6) are all integrally cast with concrete.

4. A steel bar protection cover cushion block according to claim 3, wherein the first connecting rod (4) and the second connecting rod (7) are steel bar columns, the first connecting rod (4) is fixed with the lower disc (1) by pouring, and the second connecting rod (7) is fixed with the upper disc (5) by pouring.

5. The spacer for protecting reinforcing bars as claimed in claim 4, wherein the reinforcing bars are three-stage reinforcing bars.

6. The reinforcement protection spacer according to claim 1, wherein the bottom of the first groove (21), the bottom of the second groove (22), the bottom of the third groove (51) and the bottom of the fourth groove (52) are all semicircular, and the radius of the grooves is greater than or equal to 15 mm.