CN210321530U - Tool for detecting thickness of reinforced concrete protective layer - Google Patents
Tool for detecting thickness of reinforced concrete protective layer Download PDFInfo
- Publication number
- CN210321530U CN210321530U CN201821887741.6U CN201821887741U CN210321530U CN 210321530 U CN210321530 U CN 210321530U CN 201821887741 U CN201821887741 U CN 201821887741U CN 210321530 U CN210321530 U CN 210321530U
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- CN
- China
- Prior art keywords
- thickness
- protective layer
- detection
- reinforced concrete
- detection structure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011241 protective layer Substances 0.000 title claims abstract description 43
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 54
- 239000000696 magnetic material Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 239000004567 concrete Substances 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
Images
Abstract
The utility model relates to the technical field of construction such as building roads, bridges, ports and the like, in particular to a tool for detecting the thickness of a reinforced concrete protective layer, which comprises a detection structure and a handheld structure connected to one end of the detection structure through a movable connecting piece, wherein the detection comprises a lower thickness limit section, a thickness range section and an upper thickness limit section in sequence; the handheld structure comprises a telescopic rod and a handle; the movable connecting piece comprises an inner hexagon arranged on the telescopic rod and an outer hexagon arranged on the upper thickness limit section; the utility model has the advantages that: according to the detection structure that the requirement scope of reinforced concrete protective layer set up, whether can simple audio-visual detection go out predetermined protective layer qualified, realize dismantling and changing the detection structure through the swing joint spare on the handheld structure to realize the multi-purpose function of a handheld structure, through the flexible function of telescopic link, reduce the area occupied of detection instrument, make more nimble convenience when detecting the protective layer thickness of different occasions.
Description
Technical Field
The utility model relates to a construction technical field such as building road bridge harbour especially relates to an instrument 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; it can be seen that it is necessary to design a tool for thickness detection of a reinforced concrete protective layer.
Based on this, the utility model designs an instrument that is used for reinforced concrete protective layer thickness to detect, before concrete placement, the quality of concreting is guaranteed to the thickness of detection reinforced concrete protective layer that can be quick accurate to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an instrument for reinforced concrete protective layer thickness detects to can not guarantee before concreting in solving above-mentioned background art that reinforcing bar protective layer thickness all is in the within range of engineering requirement, and need detect the protective layer thickness, with the position of adjustment reinforcing bar, guarantee the problem of engineering quality.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
a tool for detecting the thickness of a reinforced concrete protective layer comprises a detection structure and a handheld structure connected to one end of the detection structure through a movable connecting piece;
the detection structure sequentially comprises a thickness lower limit section, a thickness range section and a thickness upper limit section;
the handheld structure comprises a telescopic rod and a handle sleeved at the rear end of the telescopic rod;
the movable connecting piece comprises an inner hexagon arranged on the telescopic rod, and an outer hexagon arranged at the upper end of the upper thickness limit section of the detection structure and matched with the inner hexagon.
Preferably, the inner hexagon and the outer hexagon are in clearance fit, the outer hexagon is made of soft magnetic materials, and hard magnetic blocks are arranged on the inner side of the inner hexagon.
Preferably, two edges and corners of the thickness lower line section of the detection structure are rounded.
Preferably, the handle sleeved at the rear end of the telescopic rod is an anti-skid and wear-resistant rubber handle.
The utility model has the advantages that: according to the requirement scope of reinforced concrete protective layer, set up the detection structure of multiple specification, it is qualified whether the detection structure can be simply audio-visually detect out predetermined protective layer, realize dismantling and changing the detection structure through handing structural swing joint spare to realize the multi-purpose function of a handheld structure, through the flexible function of telescopic link, reduce the area occupied of detection instrument, it is more nimble convenient when making the protective layer thickness that detects different occasions.
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 tool for detecting the thickness of a reinforced concrete protective layer.
Fig. 2 is a schematic diagram of the hexagonal internal position of the hand-held structure.
Fig. 3 is a schematic diagram of the outer hexagonal position of the detection structure.
The utility model discloses the part list that each reference numeral represented in the schematic diagram is as follows:
1-a detection structure; 101-thickness lower line segment; 102-section of thickness range; 103-upper line of thickness;
2-a handheld structure; 201-telescopic rod; 202-a handle; 3-a movable connecting piece; 301-outer hexagon; 302-inner hexagon; 303 — hard magnetic block.
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 tool structure schematic diagram for detecting the thickness of a reinforced concrete protective layer comprises a detection structure 1 and a handheld structure 2 connected to one end of the detection structure 1 through a movable connecting piece 3, wherein after a reinforcement cage is placed down, before concrete is poured, the detection structure is inserted between a reinforcement and a template, and whether the distance from the outer edge of the reinforcement to the template is within the range of the protective layer required by engineering is detected.
The detection structure 1 is flat square steel or hard plastic and sequentially comprises a thickness lower line segment 101, a thickness range segment 102 and a thickness upper line segment 103; the width of the flat square steel of the thickness lower line segment 101 is the lower limit value of the thickness of the reinforcement cage concrete protective layer, the width of the flat square steel of the thickness upper line segment 103 is the upper limit value of the thickness of the reinforcement cage concrete protective layer, and the thickness range segment 102 is of a trapezoidal structure and is connected with the thickness lower line segment 101 and the thickness upper line segment 103; this detect structure 1 can be simply audio-visual the judgement out whether qualified predetermined protective layer thickness, the two edges and corners of segment 101 are chamfered the fillet under the thickness, avoid rubbing the template.
The handheld structure 2 replaces the detection structure 1 through the movable connecting piece 3, the required thickness of the reinforced concrete protection layer on different occasions is different, the range of the reinforced concrete protection layer is also different, the detection structure 1 with various specifications is manufactured according to the requirement of the range of the thickness of the protection layer on the common occasion, the detection structure 1 can be clamped and detected on different occasions only through one handheld structure, the movable connecting piece 3 comprises an inner hexagonal 302 arranged on the telescopic rod 201 and an outer hexagonal 301 arranged at the upper end of the upper thickness limit section 103 of the detection structure 1 and matched with the inner hexagonal 302, the inner hexagonal 302 and the outer hexagonal 301 are in clearance fit, the outer hexagonal 301 is made of soft magnetic materials, a hard magnetic block 303 is arranged on the inner side of the inner hexagonal 302, the inner hexagonal 302 and the outer hexagonal 301 are installed in a matched mode, the detection structure 1 is convenient and rapid to replace, and the outer hexagonal 301 is made of soft magnetic materials, the detection structure comprises iron, silicon steel, steel and the like, wherein a hard magnetic block 303 comprising a magnet, nickel, cobalt and other hard magnetic materials is arranged on the inner side of an inner hexagon 302, so that the stability of the detection structure 1 during installation is realized; when the detection structures 1 are prefabricated, the positions and the sizes of the outer hexagons 301 at the upper end of each detection structure 1 are ensured to be the same.
In actual manufacture, according to the requirement of the reinforced concrete protective layer of different occasions, make the detection structure 1 of multiple specifications, and only need a handheld structure 2, when accomodating, can prefabricate a protective layer detection case, with handheld structure 2 shrink to shortest length, in taking the detection structure 1 of multiple specifications into the protective layer detection case respectively, convenient to carry conveniently takes and puts.
Examples
After the reinforcing steel bars are bound, the detection of the first stage of the reinforced concrete protective layer is carried out before the concrete is poured, selecting a prefabricated detection structure 1 according to the range requirement of a protective layer, putting an outer hexagon 301 at the upper end of the detection structure 1 into an inner hexagon 302 of an expansion link 201 through a movable connecting piece 3, rotating a handle 202 to expand and contract the expansion link 201 to a proper length, inserting the detection structure between a steel bar and a template, detecting whether the distance between the outer edge of the steel bar and the template is within the range of the protective layer required by engineering, wherein the inserted distance is within a thickness range section 102, the thickness of the protective layer is preset to meet the requirement, and if the lower line segment 101 with the thickness is not inserted into the protective layer, or the upper line segment 103 of the thickness is already crossed, the thickness requirement of the preset protective layer is not met, and the position of the reinforcement cage needs to be adjusted, so that the concrete protective layers around the reinforcement cage meet the requirement.
In conclusion, the detection structure arranged according to the requirement range of the reinforced concrete protective layer can simply and visually detect whether the preset protective layer is qualified or not, the detection structure can be disassembled and replaced through the movable connecting piece on the handheld structure, so that the multifunctional function of the handheld structure is realized, the occupied area of a detection tool is reduced through the telescopic function of the telescopic rod, and the detection of the thickness of the protective layer on different occasions is more flexible and convenient.
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 (4)
1. A instrument that is used for reinforced concrete protective layer thickness to detect which characterized in that: comprises a detection structure (1) and a handheld structure (2) connected with one end of the detection structure (1) through a movable connecting piece (3);
the detection structure (1) sequentially comprises a thickness lower limit section (101), a thickness range section (102) and a thickness upper limit section (103);
the handheld structure (2) comprises a telescopic rod (201) and a handle (202) sleeved at the rear end of the telescopic rod (201);
the movable connecting piece (3) comprises an inner hexagon (302) arranged on the telescopic rod (201), and an outer hexagon (301) arranged at the upper end of the upper thickness limit section (103) of the detection structure (1) and matched with the inner hexagon (302).
2. The tool for detecting the thickness of the reinforced concrete protective layer according to claim 1, wherein: the inner hexagon (302) and the outer hexagon (301) are in clearance fit, the outer hexagon (301) is made of soft magnetic materials, and a hard magnetic block (303) is arranged on the inner side of the inner hexagon (302).
3. The tool for detecting the thickness of the reinforced concrete protective layer according to claim 1, wherein: two edges and corners of the thickness lower limit section (101) of the detection structure (1) are chamfered into round corners.
4. The tool for detecting the thickness of the reinforced concrete protective layer according to claim 1, wherein: the handle (202) sleeved at the rear end of the telescopic rod (201) is an anti-skid and wear-resistant rubber handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821887741.6U CN210321530U (en) | 2018-11-16 | 2018-11-16 | Tool for detecting thickness of reinforced concrete protective layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821887741.6U CN210321530U (en) | 2018-11-16 | 2018-11-16 | Tool for detecting thickness of reinforced concrete protective layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210321530U true CN210321530U (en) | 2020-04-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821887741.6U Expired - Fee Related CN210321530U (en) | 2018-11-16 | 2018-11-16 | Tool for detecting thickness of reinforced concrete protective layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210321530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EE01557U1 (en) * | 2021-01-03 | 2022-02-15 | OÜ Toili | A gauge for measuring a thickness of a concrete protective layer |
-
2018
- 2018-11-16 CN CN201821887741.6U patent/CN210321530U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EE01557U1 (en) * | 2021-01-03 | 2022-02-15 | OÜ Toili | A gauge for measuring a thickness of a concrete protective layer |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 |