CN214702193U

CN214702193U - Reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device

Info

Publication number: CN214702193U
Application number: CN202120803151.6U
Authority: CN
Inventors: 李方军; 宋彩朝; 秦增伟; 张运; 尚欣红; 贾恩达
Original assignee: No4 Engineering Co Ltd Of Sinochem Communications Construction Group
Current assignee: No4 Engineering Co Ltd Of Sinochem Communications Construction Group
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-12
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a device for detecting and calibrating the thickness of a reinforcing steel bar protective layer and the distance between reinforcing steel bars, which comprises two sealing plates which are just opposite to each other and two pore plates which are just opposite to each other; two sides of the sealing plate and two sides of the pore plate are pressed and fixed through bolts; the pore plate and the sealing plate are assembled to form a pouring cavity; at least two reinforcing steel bar layers are arranged at the inner side of the pouring cavity; a high-grade concrete body covering the reinforcing steel bar layer is poured in the pouring cavity; non-metal pressing plates are respectively pressed on the top surface and the bottom surface of the high-grade concrete body in the pouring cavity; the nonmetal pressing plate is provided with a detection through groove at the reinforcing steel bar layer. The utility model discloses a reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device, measuring probe detects logical inslot sliding detection at each, can acquire a plurality of detection data, and it is abundant to detect the position, can fully acquire detection calibration data, can acquire measuring error with detection data and identification data comparison to carry out the error adjustment to the probe.

Description

Reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device

Technical Field

The utility model relates to a thickness measurement calibrating device, concretely relates to reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device belongs to thickness measurement calibrating device technical field.

Background

The thickness of the steel bar protective layer and the steel bar spacing are important technical parameters in the acceptance process of the construction quality of the concrete structure engineering, and are important technical indexes for evaluating the construction quality; the accuracy of the test data of the thickness of the steel bar protective layer and the steel bar spacing mainly depends on the precision of instrument equipment, the proficiency of operation of testers and other factors; however, the accuracy of such instruments and devices is guaranteed by the need to calibrate them from time to time during use, for which reason the chinese patent application No.: 201922152472.X discloses a reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device, and it can be applicable to the detection calibration of the reinforcing bar protective layer of various specifications and various thickness, but its body adopts organic glass to make, leads to measuring signal to be different at different material transmissibility easily, leads to calibration accuracy and measuring accuracy to have the error, and during its measurement, adopts apron and body pressfitting, has the clearance between, leads to measuring error easily.

Disclosure of Invention

For solving the problem, the utility model provides a reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device, measuring probe detects logical inslot sliding detection at each, can acquire a plurality of detected data to can acquire measuring error with detected data and identification data comparison.

The utility model discloses a reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device adopts four panel to make square pouring storehouse, and be provided with the pouring mould at pouring storehouse bottom and top, and send into pouring storehouse jolt ramming and compress tightly the maintenance back with pouring the material, directly carry out the drawing of patterns to it, after the drawing of patterns, respectively pressfitting clamp plate on pouring body top surface and bottom surface, set up the test slot on the clamp plate, the measuring probe is laminated with the test slot, can directly contact the measuring probe with pouring the face directly, avoid the calibration error; the concrete structure is as follows: comprises two sealing plates which are arranged oppositely and two pore plates which are arranged oppositely; two sides of the sealing plate and two sides of the pore plate are pressed and fixed through bolts; the pore plate and the sealing plate are assembled to form a pouring cavity; at least two reinforcing steel bar layers are arranged at the inner side of the pouring cavity; a high-grade concrete body covering the reinforcing steel bar layer is poured in the pouring cavity; non-metal pressing plates are respectively pressed on the top surface and the bottom surface of the high-grade concrete body in the pouring cavity; the nonmetal pressing plate is provided with a detection through groove at the reinforcing steel bar layer.

Further, during pouring, the pouring cavity is pressed to the bottom pouring mold; the top of the pouring cavity is pressed to a top pouring die; the bottom pouring mold and the top pouring mold are provided with through holes outside the pouring cavity; the screw rod body penetrates into the through hole and is tightly pressed with the bottom surface of the bottom pouring mold and the top surface of the top pouring mold through nuts; thereby the top surface and the bottom surface of the pouring cavity are tightly pressed, and the bottom pouring mold and the top pouring mold are provided with pressing grooves opposite to the sealing plate and the two pore plates; the top pouring mold is provided with a pouring groove opposite to the hollow part of the pouring cavity, pouring materials are pressed into the pouring groove through the pressing plate after being guided in, a pouring body is maintained after pouring is completed, and the pouring body is demolded until being completely hardened, so that the pouring body with the bottom pouring mold and the top pouring mold removed is obtained.

Further, after pouring, two ends of the pouring cavity are pressed to the end die; the end die is opposite to the sealing plate and the two pore plates and is provided with a pressing groove; the end mold is integrally manufactured into a pressing cylinder which is embedded in the inner side of the pouring cavity and is pressed with the non-metal pressing plate, and the non-metal pressing plate is respectively pressed on the top surface and the bottom surface of the pouring body; and the end mold is used for compressing, thereby forming the overall protection for the cast body.

Further, the non-metal pressing plate is made of plastic or toughened glass.

Furthermore, the reinforcing steel bar layer comprises a plurality of fine reinforcing steel bars with the same model and a plurality of coarse reinforcing steel bars with the same model; and a plurality of intermediate steel bars with different diameters arranged between the thin steel bars and the thick steel bars; the lengths of the thin steel bars, the thick steel bars and the middle steel bars are consistent, and connecting bars are welded at the centers of the two ends; the two ends of the connecting rib protrude out of the thin steel bars and the thick steel bars; the connecting ribs are embedded into end holes of the pore plate; thin reinforcing bar and thick reinforcing bar top surface weld respectively one row rather than perpendicular, and the different first short reinforcing bar of diameter and second short reinforcing bar, the detection line includes: go up lower floor's thin reinforcing bar to pouring body top surface and bottom surface interval, the middle reinforcing bar of two-layer different diameters is to pouring body top surface and bottom surface interval, and upper and lower floor's thick reinforcing bar is to pouring body top surface and bottom surface interval, and upper and lower floor's first short reinforcing bar and second short reinforcing bar are to top surface and bottom surface interval respectively to can make the probe can have abundant detection check line, avoid single-point detection error.

Further, the lateral part of the detection through groove is provided with a space label from the position to the top surface of the steel bar, and the detection data of the probe is compared with the data on the space label, so that the error between the detection value and the actual value of the probe can be directly measured.

The utility model is compared with the prior art, the utility model discloses a reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device, measuring probe detects logical inslot sliding detection at each, can acquire a plurality of detection data, and it is abundant to detect the position, can fully acquire and detect calibration data, will detect data and identification data comparison and can acquire measuring error to carry out the error adjustment to the probe.

Drawings

Fig. 1 is the utility model discloses an embodiment 1 pours storehouse structure sketch.

Fig. 2 is the utility model discloses an embodiment 1 pours storehouse and high-grade concrete body mounting structure sketch map.

Fig. 3 is a schematic structural view of a non-metal pressing plate according to embodiment 1 of the present invention.

Fig. 4 is the utility model discloses an embodiment 1 high-grade concrete body structure schematic diagram before pouring.

Fig. 5 is the utility model discloses an embodiment 1 high-grade concrete body structure sketch map after pouring.

Fig. 6 is a schematic view of the installation structure of the high-grade concrete body and the reinforcing steel layer according to example 1 of the present invention.

Detailed Description

Example 1:

as shown in fig. 1 to 6, the device for detecting and calibrating the thickness of the steel bar protective layer and the steel bar spacing adopts four plates to manufacture a square pouring bin, pouring molds are arranged at the bottom and the top of the pouring bin, pouring materials are fed into the pouring bin to be compacted and compressed for maintenance, then the pouring materials are directly demoulded, after demoulding, pressing plates are respectively pressed on the top surface and the bottom surface of a pouring body, detection grooves are arranged on the pressing plates, and a measuring probe is attached to the detection grooves and can be directly contacted with a pouring surface, so that calibration errors are avoided; the concrete structure is as follows: comprises two sealing plates 1 which are arranged oppositely and two pore plates 2 which are arranged oppositely; two sides of the sealing plate 1 and two sides of the pore plate 2 are pressed and fixed through bolts 3; the pore plate 2 and the sealing plate 1 are assembled to form a pouring cavity 4; at least two reinforcing steel bar layers are arranged on the inner side of the pouring cavity 4; a high-grade concrete body 5 covering a reinforcing steel bar layer is poured in the pouring cavity 4; non-metal pressing plates 6 are respectively pressed on the top surface and the bottom surface of the high-grade concrete body 5 in the pouring cavity 3; the nonmetal pressing plate 6 is provided with a detection through groove 7 at the reinforcing steel bar layer.

During pouring, the pouring cavity 4 is pressed to the bottom pouring mold 8; the top of the pouring cavity 4 is pressed on a top pouring die 9; the bottom pouring mold 8 and the top pouring mold 9 are provided with through holes outside the pouring cavity; a screw rod body 10 penetrates into the through hole and is tightly pressed with the bottom surface of the bottom pouring mold 8 and the top surface of the top pouring mold 9 through nuts 11; thereby the top surface and the bottom surface of the pouring cavity are tightly pressed, and the bottom pouring mold 8 and the top pouring mold 9 are provided with pressing grooves 12 opposite to the sealing plate 1 and the two pore plates 2; and a pouring groove 13 is formed in the top pouring mold 9, which is opposite to the hollow part of the pouring cavity 4, pouring materials are pressed into the pouring groove through a pressing plate 14 after being guided in, the pouring body is maintained after pouring is completed, and the pouring body is demolded until being completely hardened, so that the pouring body with the bottom pouring mold and the top pouring mold removed is obtained. After pouring, the two ends of the pouring cavity 4 are pressed on the end die 15; the end die 15 is provided with a pressing groove 12 opposite to the sealing plate 1 and the two pore plates 2; the end mould 15 is integrally manufactured with a pressing cylinder 16 which is embedded in the inner side of the pouring cavity 4 and is pressed with the non-metal pressing plate, and the non-metal pressing plate is respectively pressed on the top surface and the bottom surface of the pouring body; and the end mold is used for compressing, thereby forming the overall protection for the cast body. The non-metal pressing plate 6 is made of plastic or toughened glass. The reinforcing steel bar layer comprises a plurality of fine reinforcing steel bars 17 with the same model and a plurality of coarse reinforcing steel bars 18 with the same model; and a plurality of intermediate steel bars 19 with different diameters arranged between the thin steel bars and the thick steel bars; the lengths of the thin steel bars 17, the lengths of the thick steel bars 18 and the lengths of the middle steel bars 19 are consistent, and connecting bars 20 are welded at the centers of two ends; the two ends of the connecting rib 20 protrude out of the thin steel bars 17 and the thick steel bars 18; the connecting ribs 20 are embedded into the end holes of the pore plate 2; thin reinforcing

bar

17 and 18 top surfaces of thick reinforcing bar weld respectively one row rather than perpendicular, and the different first short reinforcing bar 21 of diameter and second short reinforcing bar 22, and the detection line includes: go up lower floor's thin reinforcing bar to pouring body top surface and bottom surface interval, the middle reinforcing bar of two-layer different diameters is to pouring body top surface and bottom surface interval, and upper and lower floor's thick reinforcing bar is to pouring body top surface and bottom surface interval, and upper and lower floor's first short reinforcing bar and second short reinforcing bar are to top surface and bottom surface interval respectively to can make the probe can have abundant detection check line, avoid single-point detection error. The side part of the detection through groove 7 is provided with a space label 71 from the position to the top surface of the steel bar, and the detection data of the probe is compared with the data on the space label, so that the error between the detection value and the actual value of the probe can be directly measured.

The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a reinforcing bar protective layer thickness and reinforcing bar interval detect calibrating device which characterized in that: comprises two sealing plates which are arranged oppositely and two pore plates which are arranged oppositely; two sides of the sealing plate and two sides of the pore plate are pressed and fixed through bolts; the pore plate and the sealing plate are assembled to form a pouring cavity; at least two reinforcing steel bar layers are arranged at the inner side of the pouring cavity; a high-grade concrete body covering the reinforcing steel bar layer is poured in the pouring cavity; non-metal pressing plates are respectively pressed on the top surface and the bottom surface of the high-grade concrete body in the pouring cavity; the nonmetal pressing plate is provided with a detection through groove at the reinforcing steel bar layer.

2. The reinforcing bar protection layer thickness and reinforcing bar interval detection calibrating device of claim 1, characterized in that: during pouring, the pouring cavity is pressed to the bottom pouring mold; the top of the pouring cavity is pressed to a top pouring die; the bottom pouring mold and the top pouring mold are provided with through holes outside the pouring cavity; the screw rod body penetrates into the through hole and is tightly pressed with the bottom surface of the bottom pouring mold and the top surface of the top pouring mold through nuts; the bottom pouring die and the top pouring die are provided with pressing grooves opposite to the sealing plate and the two pore plates; the top pouring die is provided with a pouring groove opposite to the hollow part of the pouring cavity, and pouring materials are pressed into the pouring groove through the pressing plate after being guided in.

3. The reinforcing bar protection layer thickness and reinforcing bar interval detection calibrating device of claim 1, characterized in that: after pouring, pressing two ends of the pouring cavity to the end die; the end die is opposite to the sealing plate and the two pore plates and is provided with a pressing groove; the end mold is integrally manufactured into a pressing cylinder which is embedded in the inner side of the pouring cavity and is pressed with the nonmetal pressing plate.

4. The reinforcing bar protection layer thickness and reinforcing bar interval detection calibrating device of claim 1, characterized in that: the non-metal pressing plate is made of plastic or toughened glass.

5. The reinforcing bar protection layer thickness and reinforcing bar interval detection calibrating device of claim 1, characterized in that: the reinforcing steel bar layer comprises a plurality of fine reinforcing steel bars with the same type and a plurality of coarse reinforcing steel bars with the same type; and a plurality of intermediate steel bars with different diameters arranged between the thin steel bars and the thick steel bars; the lengths of the thin steel bars, the thick steel bars and the middle steel bars are consistent, and connecting bars are welded at the centers of the two ends; the two ends of the connecting rib protrude out of the thin steel bars and the thick steel bars; the connecting ribs are embedded into end holes of the pore plate; the top surfaces of the thin steel bars and the thick steel bars are respectively welded with a row of first short steel bars and second short steel bars which are perpendicular to the top surfaces of the thin steel bars and the thick steel bars and have different diameters.

6. The reinforcing bar protection layer thickness and reinforcing bar interval detection calibrating device of claim 1, characterized in that: the lateral part of the detection through groove is provided with a space label from the position to the top surface of the steel bar.