CN204115700U - A kind of cover protectometer calibrating installation - Google Patents

A kind of cover protectometer calibrating installation Download PDF

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Publication number
CN204115700U
CN204115700U CN201420609274.6U CN201420609274U CN204115700U CN 204115700 U CN204115700 U CN 204115700U CN 201420609274 U CN201420609274 U CN 201420609274U CN 204115700 U CN204115700 U CN 204115700U
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CN
China
Prior art keywords
round bar
calibrating installation
standard round
protective seam
calibrated bolck
Prior art date
Application number
CN201420609274.6U
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Chinese (zh)
Inventor
张军
Original Assignee
贵州航天计量测试技术研究所
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Publication date
Application filed by 贵州航天计量测试技术研究所 filed Critical 贵州航天计量测试技术研究所
Priority to CN201420609274.6U priority Critical patent/CN204115700U/en
Application granted granted Critical
Publication of CN204115700U publication Critical patent/CN204115700U/en

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Abstract

The utility model discloses a kind of cover protectometer calibrating installation; comprise protective seam calibrated bolck and standard round bar; described protective seam calibrated bolck adopts nonmagnetic substance; for square structure; upper surface arranges on through hole and side and arranges calibration operation plane; standard round bar is placed in through hole, and described protective seam calibrated bolck and standard round bar adopt detachable connection.The utility model adopts the protective seam calibrated bolck and the seriation standard round bar that arrange seriation through hole, and can realize the calibration of thickness of protection tier measuring instrument quasi-instrument, calibration process is simple and convenient, calibration result accurate and effective; Calibrating installation structure is simple, and standard round bar is designed to be separated with protective seam calibrated bolck, and can carry out independent oil sealing protection to reinforcing bar, prevent it from corroding, calibrating installation is more stable.

Description

A kind of cover protectometer calibrating installation
Technical field
The utility model relates to a kind of testing calibration of cover protectometer, belongs to the performance calibration field of cover protectometer quasi-instrument.
Background technology
At present, measurement bar diameter and protective layer thickness quasi-instrument Main Basis JJF1229-2005 " cover to reinforcement, slab thickness measuring instrument calibrating standard " are calibrated.At present, the calibration steps that this calibrating standard uses utilizes by the diameter of reinforcing bar in the apparatus measures calibrated bolck of school and protective layer thickness.Calibrated bolck is made up of nonmagnetic substance and reinforcing bar, and building form has two kinds, and one is detachable cover to reinforcement test block, and another kind is the reference block of monoblock type protective seam.Monoblock type reference block mainly uses concrete and rebar to build.For detachable cover to reinforcement test block, when calibrating protective layer thickness, different calibration points should select different cushion block height, and the process of repeatedly changing cushion block seems comparatively complicated.For all-in-one-piece cover to reinforcement calibrated bolck, because calibration point is more, the test block of needs is also more, makes and uses all inconvenient.In addition, all-in-one-piece reference block reinforcing bar can not well be protected, and reinforcing bar is very easily corroded and is oxidized, and causes calibration result inaccurate.
Summary of the invention
The technical problems to be solved in the utility model is: the utility model provides a kind of calibrating installation; this calibrating installation can not only effectively accurately to the calibration of thickness of protection tier measuring instrument quasi-instrument; and calibration process is more simple; the selection more horn of plenty of calibration point; overcome the deficiency of existing calibration standard block, ensure that calibration result can reflect the performance of instrument completely.
The technical scheme that the utility model is taked is: described protective seam calibrated bolck adopts nonmagnetic substance, and be square structure, upper surface arranges on seriation through hole and side and arranges calibration operation plane, and described standard round bar is a series of, can be placed in corresponding through hole.
Described protective seam calibrated bolck and standard round bar adopt detachable connection.
Described through hole is a series of Φ 6mm ~ Φ 50mm, corresponding with reinforcing bar nominal diameter, there are Φ 6mm, Φ 8mm, Φ 10mm, Φ 12mm, Φ 14mm, Φ 16mm, Φ 18mm, Φ 20mm, Φ 22mm, Φ 25mm, Φ 28mm, Φ 32mm, Φ 36mm, Φ 40mm, Φ 50mm.
Described through hole is apart from calibration operation plan range H, i.e. protective layer thickness, is 5mm ~ 190 mm, should meets following requirements:
d?≤12mm?????????????H 0<H≤40mm,d≤H 0
12mm<d≤20mm????????40mm<H≤60mm;
d>20mm??????????????60mm<H≤190?mm;
Wherein: d is standard round bar diameter.
Standard round bar is a series of Φ 6mm ~ Φ 50mm, and diameter is: Φ 6mm, Φ 8mm, Φ 10mm, Φ 12mm, Φ 14mm, Φ 16mm, Φ 18mm, Φ 20mm, Φ 22mm, Φ 25mm, Φ 28mm, Φ 32mm, Φ 36mm, Φ 40mm, Φ 50mm.
Described standard round bar and protective seam calibrated bolck through hole adopt clearance fit.
Described protective seam calibrated bolck material adopts organic glass or engineering plastics.
Described standard round bar material is the same with bar material.
Described standard round bar length is 100 ~ 300mm.
Described protective seam calibrated bolck four side is working face.
The beneficial effects of the utility model: compared with prior art, the utility model adopts the protective seam calibrated bolck and the seriation standard round bar that arrange seriation through hole, can realize the calibration of thickness of protection tier measuring instrument quasi-instrument, calibration process is simple and convenient, calibration result accurate and effective; Calibrating installation structure is simple; Standard round bar and protective seam calibrated bolck are designed to detachable, and can carry out independent oil sealing protection to reinforcing bar, prevent it from corroding, calibrating installation is more stable; Standard through-hole is a series of size, can meet the requirement of conventional protective layer thickness; Through hole arranges seriation position, can meet the calibration of the different protective layer thickness prover of identical reinforcing bar, also can meet the calibration of different reinforcing bar size protective layer thickness prover; Arrange the standard round bar of corresponding through hole, more comprehensive when can calibrate, can meet the calibration of multi-series equipment Inspection instrument, equipment cost reduces; Adopt clearance fit, can conveniently assemble and disassemble standard round bar, calibration operation is simple; Adopt nonmagnetic organic glass or engineering plastics, such material is common, is easy to buy, and cost is low, and is nonmagnetic substance not Interference Detection; Adopt bar material, be beneficial to and measure reinforcing bar thickness accurately; Design such length and be convenient to handling; Four side is working face simultaneously, can allow calibrating installation compact conformation, effectively utilizes and had living space, and saving cost is easy to carry.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is calibrated bolck front elevation of the present utility model;
Fig. 3 is standard round bar apparatus for placing of the present utility model.
In figure: 1, protective seam calibrated bolck; 2, standard round bar; 3, working face; 4, through hole.
Embodiment
As shown in Fig. 1 ~ Fig. 2, a kind of cover protectometer calibrating installation, comprise protective seam calibrated bolck 1 and standard round bar 3, described protective seam calibrated bolck 1 adopts nonmagnetic substance, for square structure, upper surface arranges on seriation through hole 2 and side and arranges calibration operation plane 4, described standard round bar 3 is a series of cylindrical rod, standard round bar 3 adopts same bar material consistent, be placed in corresponding through hole 2, adopt protective seam calibrated bolck and seriation standard round bar that seriation through hole is set, the calibration of thickness of protection tier measuring instrument quasi-instrument can be realized, calibration process is simple and convenient, calibration result accurate and effective, calibrating installation structure is simple.
Described protective seam calibrated bolck 1 and standard round bar 3 adopt detachable connection, and can carry out independent oil sealing protection to reinforcing bar, prevent it from corroding, calibrating installation is more stable.
Described through hole 2 is a series of Φ 6mm ~ Φ 50mm; corresponding with reinforcing bar nominal diameter; there are Φ 6mm, Φ 8mm, Φ 10mm, Φ 12mm, Φ 14mm, Φ 16mm, Φ 18mm, Φ 20mm, Φ 22mm, Φ 25mm, Φ 28mm, Φ 32mm, Φ 36mm, Φ 40mm, Φ 50mm; standard through-hole is a series of size, can meet the requirement of conventional protective layer thickness.
Described through hole 2 is apart from calibration operation plane 4 apart from H, i.e. protective layer thickness, is 5mm ~ 190 mm, should meets following requirements:
d?≤12mm?????????????H 0<H≤40mm,d≤H 0
12mm<d≤20mm????????40mm<H≤60mm;
d>20mm??????????????60mm<H≤190?mm;
Wherein: d is standard round bar diameter, and through hole arranges seriation position, the calibration of the different protective layer thickness prover of identical reinforcing bar can be met, also can meet the calibration of different reinforcing bar size protective layer thickness prover.
Standard round bar 3 is a series of Φ 6mm ~ Φ 50mm, diameter is: Φ 6mm, Φ 8mm, Φ 10mm, Φ 12mm, Φ 14mm, Φ 16mm, Φ 18mm, Φ 20mm, Φ 22mm, Φ 25mm, Φ 28mm, Φ 32mm, Φ 36mm, Φ 40mm, Φ 50mm, the standard round bar of corresponding through hole is set, more comprehensive when can calibrate, can meet the calibration of multi-series equipment Inspection instrument, equipment cost reduces.
Described standard round bar 3 and protective seam calibrated bolck through hole 2 adopt clearance fit, can conveniently assemble and disassemble standard round bar, and calibration operation is simple.
Described protective seam calibrated bolck 1 material adopts organic glass or engineering plastics, and such material is common, is easy to buy, and cost is low, and is nonmagnetic substance not Interference Detection.
Described standard round bar 3 material is the same with bar material, is beneficial to and measures reinforcing bar thickness accurately.
Described standard round bar 3 length is 100 ~ 300mm, is convenient to handling.
Described protective seam calibrated bolck 1 four side is working face 4, can allow calibrating installation compact conformation, effectively utilizes and had living space, and saving cost is easy to carry.
Use principle: in FIG, to reinforcing bar size and the protective layer thickness thereof of check be needed, and select the standard round bar 3 of corresponding bar diameter to put in corresponding through hole, instrument is placed in calibration operation plane 4, move, detect that protective layer thickness is calibrated; In figure 3, calibration standard pole 3 is placed on when not using on means for supporting reinforcement steel bar, needs to be placed in the corresponding size of Fig. 1 and the through hole 2 of protective layer thickness by the selection of calibration point when using.

Claims (10)

1. a cover protectometer calibrating installation; comprise protective seam calibrated bolck (1) and standard round bar (3); it is characterized in that: described protective seam calibrated bolck (1) adopts nonmagnetic substance; for square structure; upper surface arranges on seriation through hole (2) and side and arranges calibration operation plane (4); described standard round bar (3), for a series of, can be placed in corresponding through hole (2).
2. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described protective seam calibrated bolck (1) and standard round bar (3) adopt detachable connection.
3. a kind of cover protectometer calibrating installation according to claim 1; it is characterized in that: described through hole (2) is a series of Φ 6mm ~ Φ 50mm; corresponding with reinforcing bar nominal diameter, there are Φ 6mm, Φ 8mm, Φ 10mm, Φ 12mm, Φ 14mm, Φ 16mm, Φ 18mm, Φ 20mm, Φ 22mm, Φ 25mm, Φ 28mm, Φ 32mm, Φ 36mm, Φ 40mm, Φ 50mm.
4. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described through hole (2) is apart from calibration operation plane (4) distance H, i.e. protective layer thickness, is 5mm ~ 190 mm, should meets following requirements:
d?≤12mm?????????????H 0<H≤40mm,d≤H 0
12mm<d≤20mm????????40mm<H≤60mm;
d>20mm??????????????60mm<H≤190mm;
Wherein: d is standard round bar diameter.
5. a kind of cover protectometer calibrating installation according to claim 1; it is characterized in that: standard round bar (3) is a series of Φ 6mm ~ Φ 50mm, and diameter is: Φ 6mm, Φ 8mm, Φ 10mm, Φ 12mm, Φ 14mm, Φ 16mm, Φ 18mm, Φ 20mm, Φ 22mm, Φ 25mm, Φ 28mm, Φ 32mm, Φ 36mm, Φ 40mm, Φ 50mm.
6. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described standard round bar (3) and protective seam calibrated bolck through hole (2) adopt clearance fit.
7. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described protective seam calibrated bolck (1) material adopts organic glass or engineering plastics.
8. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described standard round bar (3) material is the same with bar material.
9. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described standard round bar (3) length is 100 ~ 300mm.
10. a kind of cover protectometer calibrating installation according to claim 1, is characterized in that: described protective seam calibrated bolck four side is working face.
CN201420609274.6U 2014-10-21 2014-10-21 A kind of cover protectometer calibrating installation CN204115700U (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420609274.6U CN204115700U (en) 2014-10-21 2014-10-21 A kind of cover protectometer calibrating installation

Publications (1)

Publication Number Publication Date
CN204115700U true CN204115700U (en) 2015-01-21

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104296711A (en) * 2014-10-21 2015-01-21 贵州航天计量测试技术研究所 Calibration device for cover protectometer
CN105180763A (en) * 2015-10-09 2015-12-23 浙江省交通工程建设集团有限公司 Concrete structure steel bar protection layer thickness detection environment calibrating device and operation method
CN105203062A (en) * 2015-08-31 2015-12-30 杭州市质量技术监督检测院 Automatic detecting device for steel bar protective layer thickness measuring instrument
CN106643418A (en) * 2016-12-29 2017-05-10 崔磊 Calibrating device of reinforcement cover tester

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104296711A (en) * 2014-10-21 2015-01-21 贵州航天计量测试技术研究所 Calibration device for cover protectometer
CN104296711B (en) * 2014-10-21 2017-03-22 贵州航天计量测试技术研究所 Calibration device for cover protectometer
CN105203062A (en) * 2015-08-31 2015-12-30 杭州市质量技术监督检测院 Automatic detecting device for steel bar protective layer thickness measuring instrument
CN105180763A (en) * 2015-10-09 2015-12-23 浙江省交通工程建设集团有限公司 Concrete structure steel bar protection layer thickness detection environment calibrating device and operation method
CN105180763B (en) * 2015-10-09 2018-02-16 浙江交工集团股份有限公司 Concrete structure reinforcing bars protective layer thickness detects environment calibration device and operating method
CN106643418A (en) * 2016-12-29 2017-05-10 崔磊 Calibrating device of reinforcement cover tester
CN106643418B (en) * 2016-12-29 2019-04-09 崔磊 A kind of cover protectometer calibrating installation

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