CN210321531U - A can roll over formula detection instrument that rises for reinforced concrete protective layer thickness detects - Google Patents
A can roll over formula detection instrument that rises for reinforced concrete protective layer thickness detects Download PDFInfo
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- CN210321531U CN210321531U CN201821887794.8U CN201821887794U CN210321531U CN 210321531 U CN210321531 U CN 210321531U CN 201821887794 U CN201821887794 U CN 201821887794U CN 210321531 U CN210321531 U CN 210321531U
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- detection
- thickness
- folding
- protective layer
- reinforced concrete
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- 238000001514 detection method Methods 0.000 title claims abstract description 75
- 239000011241 protective layer Substances 0.000 title claims abstract description 41
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 26
- 230000002787 reinforcement Effects 0.000 abstract description 24
- 229910000831 Steel Inorganic materials 0.000 abstract description 13
- 239000010959 steel Substances 0.000 abstract description 13
- 210000003205 muscle Anatomy 0.000 abstract description 10
- 238000009435 building construction Methods 0.000 abstract 1
- 239000004567 concrete Substances 0.000 description 14
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of building construction, in particular to a foldable detection tool for detecting the thickness of a reinforced concrete protective layer, which comprises a detection structure, a tubular handheld structure and a foldable structure, wherein the tubular handheld structure and the foldable structure are connected through a rotary connecting piece; the detection structure sequentially comprises a thickness lower limit section, a thickness range section and a thickness upper limit section; the folding structure comprises a folding bracket, a folding handle, a folding line and a spring; the utility model has the advantages that: according to the detection structure that the required scope of reinforced concrete protective layer set up, whether can simple audio-visual detection go out predetermined protective layer qualified, under the circumstances that the main muscle and the stirrup of steel reinforcement cage are denser, through pinching the jack-up handle, the jack-up line drives the detection structure and rolls up, reduce the distance of passing through of detection instrument, behind intensive main muscle stirrup, the setting up of spring makes the detection structure automatic re-setting, under the circumstances that realization main muscle and stirrup are dense, to the detection of the reinforced concrete protective layer thickness of reserving.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a can roll over formula detection instrument that rises that is used for reinforced concrete protective layer thickness to detect.
Background
The existing concrete structure develops towards the directions of high strength, high bearing capacity, durability and multiple functions, the requirement of functional diversity puts higher requirements on the design and construction of the concrete structure, most of the concrete structures are reinforced concrete structures, and the good tensile strength and yield strength of the steel bars are combined with the good compression resistance and corrosion resistance of the concrete to become a good partner in the application of engineering structures; the thickness of the protective layer becomes an important concern in engineering acceptance, and the detection business has clear requirements in various detections such as building quality detection, structure evaluation and the like, so that the thickness of the concrete protective layer is determined before the reinforced concrete is poured, and the thickness detection is realized and is a very important link; therefore, it is necessary to design a foldable detection tool for detecting the thickness of the reinforced concrete protective layer.
In the existing design, the thickness of the reinforced concrete protective layer is detected in two stages, the first stage is detection of the protective layer before concrete pouring after the steel reinforcement cage is placed, and the second stage is detection of the protective layer by a professional detection unit after concrete pouring through a detection instrument. In the first stage, the concentricity of the reinforcement cage and a pile hole is difficult to ensure in the process of lowering the reinforcement cage, so that the thickness of a concrete protective layer around the reinforcement cage cannot be ensured to be within the range of engineering requirements when cement is poured, and the thickness of the protective layer needs to be detected so as to adjust the position of the reinforcement cage and ensure the engineering quality; when the main reinforcement and the stirrup are relatively dense, the detection tool is difficult to extend into the space between the reinforcement and the pile hole, so that the thickness of the reinforced concrete protective layer is inconvenient to detect.
Based on this, the utility model provides a can roll over formula detection instrument that rises for reinforced concrete protective layer thickness detects, before concrete placement, can stretch into between intensive reinforcing bar and the stake hole, detect the thickness of reinforced concrete protective layer, guarantee the quality of concreting to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a formula of can folding up detection instrument for reinforced concrete protective layer thickness detects, with solve among the above-mentioned background art and transfer the in-process when the steel reinforcement cage and be difficult to guarantee that steel reinforcement cage and stake hole are concentric, can not guarantee when leading to pouring cement that steel reinforcement cage concrete protective layer thickness all around is in the within range of engineering requirement, and need detect the protective layer thickness, with the position of adjustment steel reinforcement cage, under the circumstances that main muscle and stirrup are denser, detection instrument is difficult to stretch into between reinforcing bar and the stake hole, the problem of the thickness of inconvenient detection reinforced concrete protective layer.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
a foldable detection tool for detecting the thickness of a reinforced concrete protective layer comprises a detection structure, a tubular handheld structure, a rotary connecting piece and a foldable structure.
The handheld structure is arranged at the upper end of the detection structure and is connected with the detection structure through a rotary connecting piece;
the folding structure is used for realizing the extension and the folding of the detection structure;
the detection structure comprises a thickness lower limit section, a thickness range section and a thickness upper limit section; the thickness range section is trapezoidal, the narrower end is connected with the lower thickness line section, and the wider end is connected with the upper thickness limit section;
the folding structure comprises a folding support arranged on one side of the tubular handheld structure, a folding handle connected with one end of the folding support, a folding line connected with the other end of the folding support and a return spring arranged on the folding line; the folding line sequentially penetrates through the tubular handheld structure and the return spring to be connected to the detection structure.
Preferably, two edges of the thickness lower limit section of the detection structure are rounded corners.
The utility model has the advantages that: according to the detection structure that the required scope of reinforced concrete protective layer set up, whether can simple audio-visual detection go out predetermined protective layer qualified, under the circumstances that the main muscle and the stirrup of steel reinforcement cage are denser, through pinching the jack-up handle, the jack-up line drives the detection structure and rolls up, reduce the distance of passing through of detection instrument, behind intensive main muscle stirrup, the setting up of spring makes the detection structure automatic re-setting, under the circumstances that realization main muscle and stirrup are dense, to the detection of the reinforced concrete protective layer thickness of reserving.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a foldable detection tool for detecting the thickness of a reinforced concrete protective layer.
The utility model discloses the part list that each reference numeral represented in the schematic diagram is as follows:
1-a detection structure; 101-a lower thickness limit section; 102-section of thickness range; 103-upper thickness limit section;
2-tube type hand-held structure; 3-rotating the connecting piece; 4-a folded configuration; 401-folding up the handle; 402-folding the stent; 403-fold line; 404-return spring.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central, lateral, longitudinal, up, down, front, back, left, right, vertical, horizontal, top, bottom, inner, outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1 only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1, a schematic structural diagram of a foldable detection tool for detecting the thickness of a reinforced concrete protective layer comprises a detection structure 1, a tubular handheld structure 2, a rotary connecting piece 3 and a foldable structure 4, wherein after a reinforcement cage is placed down, the detection structure is inserted between a reinforcement and a pile hole before concrete is poured, and whether the distance between the outer edge of the reinforcement and the wall of the pile hole is within the range of the protective layer required by engineering is detected.
The handheld structure 2 is arranged at the upper end of the detection structure 1 and is connected with the detection structure 1 through a rotary connecting piece 3;
the folding structure 4 is used for realizing the extension and the folding of the detection structure 1;
the detection structure 1 is flat square steel or hard plastic and comprises a thickness lower limit section 101, a thickness range section 102 and a thickness upper limit section 103; the thickness range section 102 is trapezoidal, the narrower end is connected with the lower thickness line section 101, and the wider end is connected with the upper thickness line section 103; this detect structure 1 can be simply audio-visual the judgement out predetermined protective layer thickness whether qualified, and the fillet is chamfered to two edges and corners of segment 101 under the thickness, avoids in the detection, rubs the stake hole pore wall, has increased stake hole sediment.
The rotating connecting piece 3 is a bolt or a pin.
The folding structure 4 comprises a folding bracket 402 arranged on one side of the tubular handheld structure 2, a folding handle 401 connected with one end of the folding bracket 402, a folding line 403 connected with the other end of the folding bracket 402 and a spring 404 arranged on the folding line 403; the folding line 403 passes through the tubular handheld structure 2 and the return spring 404 in sequence and is connected to the detection structure 1; the support 402 of turning up generally sets up in the below of handing structure 2, according to the people take the convenient setting of holding between the fingers, reset spring 404 sets up the effect of automatic re-setting after turning up, and concrete process is: when the folding force on the detection structure 1 is cancelled, the folding line 403 is loosened, and the return spring 404 is reset, so that the detection structure 1 is reset; the return spring 404 is preferably connected to the thickness range segment 102 of the detection structure 1, so that when the worker pinches the folded structure 4 for folding the detection structure 1, the detection structure 1 is not affected to perform detection while saving strength.
The handle of the tubular handheld structure 2 is an anti-skid and wear-resistant rubber handle; the comfort level during the use is improved.
Examples
After the steel reinforcement cage is transferred, before concrete placement, carry out the detection of reinforced concrete protective layer first stage, under the circumstances that the main muscle of steel reinforcement cage and stirrup are denser, through pinching jack-up handle 401, jack-up line 403 drives and detects structure 1 and rolls up, reduce the distance of passing through of detection instrument, after through intensive main muscle and stirrup, reset spring 404 sets up messenger and detects structure 1 automatic re-setting, realize under the circumstances that main muscle and stirrup are intensive, to the detection of the reinforced concrete protective layer thickness of reserving.
Insert this detection structure between reinforcing bar and the stake hole, whether the distance that detects reinforcing bar outer fringe to between the stake hole pore wall is in the scope of the required protective layer of engineering, male distance is on thickness range section 102, then predetermined protective layer thickness meets the requirements, if the line segment 101 inserts not into under the thickness, or has crossed line segment 103 on the thickness, then be not conform to predetermined protective layer thickness requirements, need adjust the position of steel reinforcement cage, so that steel reinforcement cage concrete protective layer all around meets the requirements.
In conclusion, according to the detection structure arranged according to the requirement range of the reinforced concrete protective layer, whether the preset protective layer is qualified or not can be simply and visually detected, when the main reinforcement and the stirrups of the reinforcement cage are dense, the folding handle 401 is pinched, the folding line drives the detection structure to fold, the passing distance of the detection tool is reduced, after the dense main reinforcement stirrups are passed, the detection structure is automatically reset through the arrangement of the spring, and the detection on the thickness of the reserved reinforced concrete protective layer is realized under the condition that the main reinforcement and the stirrups are dense.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (2)
1. The utility model provides a can roll up formula detection instrument that is used for reinforced concrete protective layer thickness to detect which characterized in that: comprises a detection structure (1), a tubular handheld structure (2), a rotary connecting piece (3) and a folding structure (4);
the handheld structure (2) is arranged at the upper end of the detection structure (1) and is connected with the detection structure (1) through a rotary connecting piece (3);
the folding structure (4) is used for realizing the extension and the folding of the detection structure (1);
the detection structure (1) comprises a thickness lower limit section (101), a thickness range section (102) and a thickness upper limit section (103); the thickness range section (102) is trapezoidal, the narrower end is connected with the thickness lower limit section (101), and the wider end is connected with the thickness upper limit section (103);
the folding structure (4) comprises a folding support (402) arranged on one side of the tubular handheld structure (2), a folding handle (401) connected with one end of the folding support (402), a folding line (403) connected with the other end of the folding support (402) and a return spring (404) arranged on the folding line (403); the folding line (403) sequentially penetrates through the tubular handheld structure (2) and the return spring (404) to be connected to the detection structure (1).
2. The foldable detection tool for detecting the thickness of the reinforced concrete protective layer as claimed in claim 1, wherein: two corners of the thickness lower limit section (101) of the detection structure (1) are rounded corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821887794.8U CN210321531U (en) | 2018-11-16 | 2018-11-16 | A can roll over formula detection instrument that rises for reinforced concrete protective layer thickness detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821887794.8U CN210321531U (en) | 2018-11-16 | 2018-11-16 | A can roll over formula detection instrument that rises for reinforced concrete protective layer thickness detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210321531U true CN210321531U (en) | 2020-04-14 |
Family
ID=70121205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821887794.8U Expired - Fee Related CN210321531U (en) | 2018-11-16 | 2018-11-16 | A can roll over formula detection instrument that rises for reinforced concrete protective layer thickness detects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210321531U (en) |
-
2018
- 2018-11-16 CN CN201821887794.8U patent/CN210321531U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |
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| CF01 | Termination of patent right due to non-payment of annual fee |