CN212253924U - Device for detecting thickness of high and large formwork reinforcing steel bar protective layer - Google Patents
Device for detecting thickness of high and large formwork reinforcing steel bar protective layer Download PDFInfo
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- CN212253924U CN212253924U CN202021215723.0U CN202021215723U CN212253924U CN 212253924 U CN212253924 U CN 212253924U CN 202021215723 U CN202021215723 U CN 202021215723U CN 212253924 U CN212253924 U CN 212253924U
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Abstract
The utility model discloses a detect device of big template steel reinforcement protective layer thickness of height, including two isometric members that just have the telescoping device, two the crisscross setting of mid point of member rotates through central hinge to be connected, two the equal fixedly connected with handle in upper end of member, two the equal fixedly connected with accuse position baffle of lower extreme of member, and accuse position baffle are the L type, two the upper end of member is connected with the measuring part jointly. The utility model discloses a central articulated mode makes its upper and lower member open the angle peer, measures the invisible reinforcing bar protective layer thickness of department of template bottom naked eye to the detection of reinforcing bar protective layer thickness is accomplished to the form that is directly perceived convenient.
Description
Technical Field
The utility model relates to a building engineering technical field especially relates to a detect device of big template steel bar protective layer thickness.
Background
In the abutment work progress, because the wall is too high, unable direct detection of steel bar protective layer thickness and control after the compound die, in order to ensure construction quality, so will detect and control the wall steel bar protective layer thickness after the compound die, guarantee that wall steel bar protective layer thickness accords with the designing requirement.
The device for detecting the thickness of the steel bar protection layer of the high and large template is designed according to needs, the opening angles of the upper rod piece and the lower rod piece are equal in a center hinged mode, the thickness of the steel bar protection layer at the position, which is invisible to naked eyes, of the bottom of the template is measured, and therefore the detection of the thickness of the steel bar protection layer is completed in a visual and convenient mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of proposing in the background art, and the device that detects big template reinforcing bar protective layer thickness that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a detect device of big template steel bar protective layer thickness, includes two isometric members that just have telescoping device, two the mid point of member is crisscross to be set up and rotates through central hinge and connect, two the equal fixedly connected with handle in upper end of member, two the equal fixedly connected with accuse position baffle of lower extreme of member, and accuse position baffle is the L type, two the upper end of member is connected with the measuring part jointly.
Preferably, the measuring part comprises measuring pins fixed on the same side of the two rod parts, one side of each measuring pin is provided with a straight ruler plate, and a sliding pin channel connected with the measuring pins in a sliding manner is formed in each straight ruler plate.
Preferably, one end of the measuring pin, which is far away from the ruler plate, is fixedly sleeved with a limiting ring, and the outer diameter of the limiting ring is larger than the width of the sliding pin channel.
Preferably, the measuring part comprises an installation cavity arranged in one of the rod pieces, the upper inner wall and the lower inner wall of the installation cavity are connected with a rotating shaft in a rotating mode, a winding wheel is coaxially fixedly sleeved on the rotating shaft, a clockwork spring device is installed on the rotating shaft, the inner end and the outer end of the clockwork spring device are fixedly connected with the rotating shaft and the inner wall of the installation cavity respectively, a measuring rope is wound on the winding wheel, and one end, far away from the winding wheel, of the measuring rope penetrates through the installation cavity and is fixedly connected with the corresponding position of the other rod piece.
Preferably, the mounting cavity is provided with a threading hole for the measuring rope to pass through towards the other rod piece.
Compared with the prior art, the device for detecting the thickness of the high and large formwork reinforcing steel bar protective layer has the advantages that:
(1) the two rod pieces are centrosymmetrically hinged, so that the upper and lower opening angles are the same;
(2) the device has stable structure, convenient disassembly, independent operation and high precision;
(3) the thickness of the protective layer can be controlled at any time in the construction process, so that the waste of manpower and material resources in the later period is avoided;
(4) the device not only can be used for measuring the thickness of the protective layer in the deep part of the template, but also can be used for measuring any distance beyond the manpower.
To sum up, the utility model discloses a central articulated mode makes its upper and lower member open the angle peer, measures the invisible reinforcing bar protective layer thickness of department of template bottom naked eye to accomplish the detection of reinforcing bar protective layer thickness with directly perceived convenient form.
Drawings
Fig. 1 is a schematic structural view of a device for detecting the thickness of a protective layer of a high and large formwork reinforcement without a side surface of a measuring part provided by the utility model;
fig. 2 is a schematic structural view of an embodiment 1 of the device for detecting the thickness of the protective layer of the steel bar of the tall and big template provided by the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
fig. 4 is a schematic structural diagram of an embodiment 2 of the device for detecting the thickness of the protective layer of the steel bar of the tall and big template provided by the present invention;
fig. 5 is an enlarged schematic view of the structure at B in fig. 4.
In the figure: the device comprises a rod 1, a central hinge 2, a position control baffle 3, a grip 4, a measuring pin 5, a ruler plate 6, a sliding pin track 7, a limiting ring 8, a mounting cavity 9, a rotating shaft 10, a winding wheel 11, a clockwork spring device 12, a threading hole 13 and a measuring rope 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
Referring to fig. 1-3, a device for detecting the thickness of a protective layer of a high and large formwork steel bar comprises two rod pieces 1 which are equal in length and provided with telescopic devices, the middle points of the two rod pieces 1 are arranged in a staggered mode and are rotatably connected through a central hinge 2, handles 4 are fixedly connected to the upper ends of the two rod pieces 1, position control baffles 3 are fixedly connected to the lower ends of the two rod pieces 1, the position control baffles 3 are L-shaped, and the upper ends of the two rod pieces 1 are connected with a measuring piece.
The measuring part is including fixing at the measuring pin 5 of two member 1 with one side, one side of two measuring pins 5 is equipped with ruler board 6, set up in ruler board 6 with measuring pin 5 sliding connection's smooth pin way 7, ruler board 6 is free setting, when handle 4 stops opening, the size is surveyed fast to the one end of portable ruler board 6, measuring pin 5 keeps away from the fixed cover of one end of ruler board 6 and has connect spacing ring 8, and the external diameter of spacing ring 8 is greater than the width of smooth pin way 7, restriction measuring pin 5 is spacing slip in smooth pin way 7, both can not take place to break away from.
The application flow of this embodiment includes the following steps:
(1) two rod pieces 1 of the device are folded and then are placed to the outer side of a steel bar to be detected along with a template;
(2) adjusting the position control baffle 3 and then inserting the position control baffle between the detection steel bar and the template;
(3) the two measuring pins 5 slide in the sliding pin tracks 7 and measure the farthest distance v between the two grips 4 through the straightedge plate 6;
(4) holding the grip 4 and opening the two rod pieces 1 until the position control baffle 3 is attached to the template and the steel bar;
(5) the two measuring pins 5 slide in the sliding pin tracks 7 and measure the farthest distance u between the two grips 4 through the straightedge plate 6;
and recording the values v and u, and calculating the thickness of the steel bar protective layer to be detected by using u-v.
The ruler plate 6 in the embodiment is movably arranged, the measuring pins 5 are limited in the sliding pin channels 7, the distance between the two measuring pins 5 can be directly obtained by observing the ruler plate 6, and v and u can be rapidly measured.
Example 2
Referring to fig. 4 to 5, the present embodiment is different from embodiment 1 in that: the measuring piece comprises an installation cavity 9 arranged in one of the rod pieces 1, the upper inner wall and the lower inner wall of the installation cavity 9 are connected with a rotating shaft 10 in a rotating mode, a winding wheel 11 is coaxially fixedly sleeved on the rotating shaft 10, a clockwork 12 is installed on the rotating shaft 10, the inner end and the outer end of the clockwork 12 are respectively fixedly connected with the rotating shaft 10 and the inner wall of the installation cavity 9, a measuring rope 14 is wound on the winding wheel 11, the measuring rope 14 and a tape measure principle in the prior art are as a single track, one end, far away from the winding wheel 11, of the measuring rope 14 penetrates through the installation cavity 9 and is fixedly connected with the corresponding position of the other rod piece 1, a threading hole 13 for the measuring rope 14 to penetrate through is formed in the installation cavity 9 towards the other rod piece 1, the threading hole 13 has a certain width, the passing of the measuring rope 14 cannot be hindered.
The application flow of this embodiment includes the following steps:
(1) two rod pieces 1 of the device are folded and then are placed to the outer side of a steel bar to be detected along with a template;
(2) adjusting the position control baffle 3 and then inserting the position control baffle between the detection steel bar and the template;
(3) the farthest distance v between the two grips 4 can be measured by observing the pull-out length of the measuring rope 14;
(4) holding the grip 4 and opening the two rod pieces 1 until the position control baffle 3 is attached to the template and the steel bar;
(5) the farthest distance u between the two grips 4 can be measured by observing the length of the measuring rope 14;
and recording the values v and u, and calculating the thickness of the steel bar protective layer to be detected by using u-v.
In the opening process of the two grips 4 in the embodiment, the clockwork device 12 is energized, the measuring rope 14 can be pulled out and displays the distance between the two grips 4 at the moment, v and u can be rapidly measured, and after the use, the two grips 4 are under the action of no external force, and under the condition that the clockwork device 12 releases potential energy, the measuring rope 14 is continuously wound on the winding wheel 11 again through the threading hole 13.
The utility model discloses a design key point does:
(1) the centers of the two rod pieces 1 are symmetrically hinged, so that the upper and lower opening angles are the same;
(2) the device has stable structure, convenient disassembly, independent operation and high precision;
(3) the thickness of the protective layer can be controlled at any time in the construction process, so that the waste of manpower and material resources in the later period is avoided;
(4) the device not only can be used for measuring the thickness of the protective layer in the deep part of the template, but also can be used for measuring any distance beyond the manpower.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a detect device of big template steel bar protective layer thickness of height, includes two isometric member (1) that just have telescoping device, its characterized in that, two the mid point of member (1) is crisscross to be set up and rotates through central hinge (2) and connect, two the equal fixedly connected with handle (4) in upper end of member (1), two the equal fixedly connected with of lower extreme of member (1) accuse position baffle (3), and accuse position baffle (3) are the L type, two the upper end of member (1) is connected with the measuring part jointly.
2. The device for detecting the thickness of the protective layer of the steel bar of the tall formwork according to claim 1, wherein the measuring member comprises a measuring pin (5) fixed on the same side of the two rod members (1), one side of the two measuring pins (5) is provided with a straight ruler plate (6), and a sliding pin channel (7) connected with the measuring pin (5) in a sliding way is arranged in the straight ruler plate (6).
3. The device for detecting the thickness of the protective layer of the steel bar of the tall formwork as claimed in claim 2, wherein a limit ring (8) is fixedly sleeved at one end of the measuring pin (5) far away from the ruler plate (6), and the outer diameter of the limit ring (8) is larger than the width of the sliding pin channel (7).
4. The device for detecting the thickness of the protective layer of the steel bar of the tall formwork according to claim 1, wherein the measuring piece comprises a mounting cavity (9) formed in one of the bar members (1), the upper inner wall and the lower inner wall of the mounting cavity (9) are rotatably connected with a rotating shaft (10), a winding wheel (11) is coaxially and fixedly sleeved on the rotating shaft (10), a clockwork spring device (12) is mounted on the rotating shaft (10), the inner end and the outer end of the clockwork spring device (12) are fixedly connected with the rotating shaft (10) and the inner wall of the mounting cavity (9), a measuring rope (14) is wound on the winding wheel (11), and one end, far away from the winding wheel (11), of the measuring rope (14) penetrates through the mounting cavity (9) and is fixedly connected with the corresponding position of the other bar member (1).
5. The device for detecting the thickness of the protective layer of the steel bar of the tall formwork as claimed in claim 4, wherein the installation cavity (9) is provided with a threading hole (13) for a measuring rope (14) to pass through towards the other rod piece (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021215723.0U CN212253924U (en) | 2020-06-28 | 2020-06-28 | Device for detecting thickness of high and large formwork reinforcing steel bar protective layer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021215723.0U CN212253924U (en) | 2020-06-28 | 2020-06-28 | Device for detecting thickness of high and large formwork reinforcing steel bar protective layer |
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| CN212253924U true CN212253924U (en) | 2020-12-29 |
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| CN202021215723.0U Active CN212253924U (en) | 2020-06-28 | 2020-06-28 | Device for detecting thickness of high and large formwork reinforcing steel bar protective layer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507796A (en) * | 2022-09-14 | 2022-12-23 | 保利长大工程有限公司 | Detector for measuring thickness of protective layer between steel bar and template |
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2020
- 2020-06-28 CN CN202021215723.0U patent/CN212253924U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507796A (en) * | 2022-09-14 | 2022-12-23 | 保利长大工程有限公司 | Detector for measuring thickness of protective layer between steel bar and template |
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