CN212931360U - Portable adjustable integrated concrete steel bar position measuring instrument standard - Google Patents
Portable adjustable integrated concrete steel bar position measuring instrument standard Download PDFInfo
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- CN212931360U CN212931360U CN202021920272.0U CN202021920272U CN212931360U CN 212931360 U CN212931360 U CN 212931360U CN 202021920272 U CN202021920272 U CN 202021920272U CN 212931360 U CN212931360 U CN 212931360U
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Abstract
A portable adjustable integrated concrete reinforcement position measuring instrument standard belongs to the technical field of road traffic engineering detection and verification. The device comprises a standard device box, a plurality of pluggable steel bar standard plates and the like. The standard device box is a hard hollow cuboid box body, the inner side surfaces of the left and right opposite panels are designed into symmetrical grooves, the sawtooth grooves are used for stably supporting the steel bar standard plate, the side edges of the front panel of the standard device box are marked with corresponding scales, and the front panel of the standard device box is provided with an opening for plugging and unplugging the steel bar standard plate; but plug-in reinforcing bar standard plate includes the standard plate and establishes 3 rectangles at the standard plate top protruding, and the standard plate section is isosceles trapezoid, and the material is the same with the box, and the standard plate side matches with sawtooth recess shape, and protruding height is different according to inserting the difference of reinforcing bar diameter. The method solves the problems of accuracy and portability of the metering and verification of the concrete reinforcement position measuring instrument, and provides technical support for the accuracy and reliability of detection and evaluation of the reinforced concrete structure.
Description
Technical Field
The utility model relates to a concrete reinforcement position measurement appearance etalon of portable adjustable integrated form belongs to highway traffic engineering and detects examination technical field.
Background
The concrete reinforcement position tester is one of common tools in the field of highway traffic engineering, is important detection equipment in nondestructive detection of concrete structures, has the characteristics of small volume, simplicity and convenience in operation and the like, can quickly determine the thickness of a reinforcement protective layer, the diameter of a reinforcement, the distance between reinforcements and the like, and provides reliable data for detection and evaluation of the concrete structures. The quality of the concrete reinforcement position measuring instrument directly influences the accuracy of concrete structure detection and evaluation, so that the measurement and verification of the concrete reinforcement position measuring instrument is particularly important. In the national standard GB50204-2011 'acceptance standard for construction quality of concrete structure engineering', the detection of the thickness of a steel bar protective layer in concrete is taken as one of the contents of mandatory acceptance detection, so that the acceptance of projects lacking the detection report is determined, but an effective measurement standard is not established for a concrete steel bar position measuring instrument in the field of highway engineering all the time, so that a measurement department cannot carry out real, effective and comprehensive metrological verification on special instruments according to related verification rules, and the portability of metrological verification equipment is poor. The utility model provides a concrete reinforcement position measurement appearance standard ware of portable adjustable integrated form can realize the portable accurate measurement to concrete reinforcement position measurement appearance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a concrete reinforcement position measurement appearance standard ware of portable adjustable integrated form can realize the portableization and the standardization of concrete reinforcement position measurement appearance standard ware, realizes the portable accurate measurement to concrete reinforcement position measurement appearance.
A concrete reinforcement position measurement appearance standard ware of portable adjustable integrated form, a serial communication port mainly includes the reinforcing bar standard plate (2) of etalon case (1), the pluggable formula of polylith.
The standard device box (1) is a hard hollow cuboid box body, the inner side surfaces of the left and right opposite panels are respectively provided with a strip-shaped groove structure (3), each inner side surface is provided with a plurality of parallel strip-shaped grooves, and the strip-shaped length direction of each strip-shaped groove structure is parallel to the bottom surface of the standard device box (1); the strip-shaped groove structure on the left inner side surface is symmetrical to the strip-shaped groove structure on the right inner side surface; the vertical distance between the upper and lower adjacent strip-shaped groove structures on each inner side surface is 5mm, the strip-shaped groove structures are used for stably supporting the steel bar standard plate, the side edge of the front side surface of the standard box, which is used for starting to insert the steel bar standard plate, is marked with corresponding scales, and the front side surface of the standard box is provided with an opening for starting to insert and extract the steel bar standard plate; two side edges of the steel bar standard plate are respectively and correspondingly arranged in the strip-shaped grooves on the inner side surfaces of the opposite face plates, and the steel bar standard plate is inserted along the length direction of the strip-shaped grooves.
And viewed from the square section perpendicular to the length of the strip-shaped groove structure, the sections of all the strip-shaped groove structures on each inner side surface form a tooth-shaped structure. The section is perpendicular to the bottom surface of the standard device box (1) and parallel to the front side surface of the standard device box (1). The corresponding strip-shaped groove structure is a groove structure with a triangular cross section, the bottom surface of the groove is parallel to the bottom surface of the etalon box (1), the side surface of the groove is an oblique side surface, and the included angle between the side surface of the groove and the bottom surface of the groove is an acute angle, preferably 45 degrees.
The pluggable steel bar standard plate comprises a standard plate and 3 rectangular bulges arranged on the upper surface of the standard plate, the section of the standard plate is in an isosceles trapezoid shape, namely the side surface is an oblique side surface, and the acute included angle of the bulges between the lower surface and the oblique side surface is matched with the groove of the triangular structure; the material of the pluggable steel bar standard plate is the same as that of the box body, the side edge of the standard plate is matched with the strip-shaped groove, and the thickness of the standard plate is 10 mm; the interval between two adjacent rectangle archs on the reinforcing bar standard plate is 100mm, is equipped with the reinforcing bar that can insert corresponding diameter in 3 rectangle archs on the reinforcing bar standard plate, and protruding height sets for different standard height value according to inserting the difference of reinforcing bar diameter, and the distance of reinforcing bar cross section diameter peak and the protruding upper surface of rectangle is 5mm, makes into the reinforcing bar standard plate of corresponding model.
When the device is used, the steel bar standard plates can be inserted into the corresponding strip-shaped grooves according to the requirement of the verification procedure of the concrete steel bar position determinator, the distance from the highest point of the cross section of the steel bar to the top of the standard device box represents the thickness of the protective layer to be determined, the thickness of the protective layer of the steel bar can be changed within the range required by the verification procedure, and the diameter and the distance between the steel bars can be changed within the range required by the verification procedure by inserting different steel bar standard plates; in the verification process, the concrete reinforcement position tester is arranged at the top of the standard box, the thickness, the diameter and the interval of the corresponding reinforcement protective layer are determined, and the metering verification of the concrete reinforcement position tester is realized by comparing the position data, the diameter standard value and the interval standard value of the reinforcement placed on the reinforcement standard plate.
Has the advantages that:
the utility model provides a concrete reinforcement position measurement appearance etalon of portable adjustable integrated form, the combination through etalon case and each type pluggable steel bar standard board is used, the accuracy and the portability problem of solving concrete reinforcement position measurement appearance metrological verification, accuracy and reliability for reinforced concrete structure detection and evaluation provide technical guarantee, promote concrete reinforcement position measurement appearance production quality's promotion, can satisfy the actual demand of engineering verification simultaneously, realize concrete reinforcement position measurement appearance measurement standard's portable transmission, reduce experimental detection unit, mechanism such as manufacture factory is used for the expense of this instrument metrological verification, realize portable measurement nearby, the measurement technique that makes concrete reinforcement position measurement appearance really gets into practical stage. The utility model discloses it is portable adjustable more, the integrated level is high, and it is wide to cover measurement parameter range, and the cost of manufacture is low, easy operation, and the facilitate promotion has very high spreading value in present highway traffic field.
Drawings
Fig. 1 is a schematic structural section view of a portable adjustable integrated concrete reinforcement position measuring instrument standard.
Fig. 2 shows three different standard insertable and removable reinforcing bars.
The standard device comprises a standard device box (1) and a pluggable steel bar standard plate (2); a stripe-shaped trench structure (3).
Detailed Description
The present invention will be further described with reference to the following examples, but the present invention is not limited to the following examples.
Example 1
The concrete reinforcement position measuring instrument standard structure and the corresponding dimension of the portable adjustable integrated concrete reinforcement position measuring instrument are shown in the figure 1 and the figure 2.
When the device is used, the steel bar standard plates can be inserted into the corresponding strip-shaped grooves according to the requirement of the verification procedure of the concrete steel bar position determinator, the distance from the highest point of the cross section of the steel bar to the top of the standard device box represents the thickness of the protective layer to be determined, the thickness of the protective layer of the steel bar can be changed within the range required by the verification procedure, and the diameter and the distance between the steel bars can be changed within the range required by the verification procedure by inserting different steel bar standard plates; in the verification process, the concrete reinforcement position tester is arranged at the top of the standard box, the thickness, the diameter and the interval of the corresponding reinforcement protective layer are determined, and the metering verification of the concrete reinforcement position tester is realized by comparing the position data, the diameter standard value and the interval standard value of the reinforcement placed on the reinforcement standard plate.
Claims (5)
1. A portable adjustable integrated concrete reinforcement position measuring instrument standard is characterized by mainly comprising a standard box (1) and a plurality of pluggable reinforcement standard plates (2);
the standard device box (1) is a hard hollow cuboid box body, the inner side surfaces of the left and right opposite panels are respectively provided with a strip-shaped groove structure, each inner side surface is provided with a plurality of parallel strip-shaped grooves, and the strip-shaped length direction of each strip-shaped groove structure is parallel to the bottom surface of the standard device box (1); the strip-shaped groove structure on the left inner side surface is symmetrical to the strip-shaped groove structure on the right inner side surface; the vertical distance between the upper and lower adjacent strip-shaped groove structures on each inner side surface is 5mm, the strip-shaped groove structures are used for stably supporting the steel bar standard plate, the side edge of the front side surface of the standard box, which is used for starting to insert the steel bar standard plate, is marked with corresponding scales, and the front side surface of the standard box is provided with an opening for starting to insert and extract the steel bar standard plate; two side edges of the steel bar standard plate are respectively and correspondingly arranged in the strip-shaped grooves on the inner side surfaces of the opposite face plates, and the steel bar standard plate is inserted along the length direction of the strip-shaped grooves.
2. A portable adjustable integrated concrete reinforcing bar position measuring instrument standard according to claim 1, wherein the cross-section of all the bar groove structures on each inner side face is formed into a tooth-like structure as viewed from a cross-section perpendicular to the length square of the bar groove structure; the section is perpendicular to the bottom surface of the standard device box (1) and parallel to the front side surface of the standard device box (1); the corresponding strip-shaped groove structure is a groove structure with a triangular cross section, the bottom surface of the groove is parallel to the bottom surface of the standard device box (1), the side surface of the groove is an oblique side surface, and the included angle between the side surface of the groove and the bottom surface of the groove is an acute angle of 45 degrees.
3. A portable adjustable integrated concrete reinforcing steel position measuring instrument standard according to claim 1, wherein the pluggable reinforcing steel standard plate comprises a standard plate and 3 rectangular protrusions arranged on the upper surface of the standard plate, the section of the standard plate is isosceles trapezoid, namely the side surface is an inclined side surface, and the acute included angle of the protrusions between the lower surface and the inclined side surface is matched with the groove of the triangular structure; the material of the pluggable steel bar standard plate is the same as that of the box body.
4. A portable adjustable integrated concrete reinforcing bar position measuring instrument standard according to claim 3, wherein the side edges of the standard plates are matched with the strip-shaped grooves, and the thickness of the standard plates is 10 mm; the interval between two adjacent rectangle archs on the reinforcing bar standard plate is 100mm, is equipped with the reinforcing bar that can insert corresponding diameter in 3 rectangle archs on the reinforcing bar standard plate, and protruding height sets for different standard height value according to inserting the difference of reinforcing bar diameter, and the distance of reinforcing bar cross section diameter peak and the protruding upper surface of rectangle is 5mm, makes into the reinforcing bar standard plate of corresponding model.
5. The portable adjustable integrated concrete steel bar position measuring instrument standard according to claim 1, wherein a steel bar standard plate can be inserted into a corresponding strip-shaped groove according to the requirement of the calibration rule of the concrete steel bar position measuring instrument in use, the distance from the highest point of the cross section of a steel bar to the top of a standard box represents the thickness of a protective layer to be measured, the thickness of the protective layer of the steel bar can be changed within the range of the requirement of the calibration rule, and the diameter and the distance between the steel bars can be changed within the range of the requirement of the calibration rule by inserting different steel bar standard plates; in the verification process, the concrete reinforcement position tester is arranged at the top of the standard box, the thickness, the diameter and the interval of the corresponding reinforcement protective layer are determined, and the metering verification of the concrete reinforcement position tester is realized by comparing the position data, the diameter standard value and the interval standard value of the reinforcement placed on the reinforcement standard plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021920272.0U CN212931360U (en) | 2020-09-03 | 2020-09-03 | Portable adjustable integrated concrete steel bar position measuring instrument standard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021920272.0U CN212931360U (en) | 2020-09-03 | 2020-09-03 | Portable adjustable integrated concrete steel bar position measuring instrument standard |
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| Publication Number | Publication Date |
|---|---|
| CN212931360U true CN212931360U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021920272.0U Active CN212931360U (en) | 2020-09-03 | 2020-09-03 | Portable adjustable integrated concrete steel bar position measuring instrument standard |
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| CN (1) | CN212931360U (en) |
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2020
- 2020-09-03 CN CN202021920272.0U patent/CN212931360U/en active Active
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