CN212747580U - Many functional type measuring tool of effective length of reinforcing bar processing - Google Patents
Many functional type measuring tool of effective length of reinforcing bar processing Download PDFInfo
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- CN212747580U CN212747580U CN202021123821.1U CN202021123821U CN212747580U CN 212747580 U CN212747580 U CN 212747580U CN 202021123821 U CN202021123821 U CN 202021123821U CN 212747580 U CN212747580 U CN 212747580U
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Abstract
The utility model relates to a many functional type measuring tool of effective length of reinforcing bar processing, this measuring tool comprises perpendicular component I, component II and component III that link together. The component I is rectangular, the front side of the component I is provided with steel bar mantle fiber effective length range marks corresponding to different specifications and diameters, and the back side of the component I is provided with scale marks I; the component II is rectangular, one side of the component II along the length direction is in a step shape, the front side of the component II is provided with standard length marks of straight sections of stirrups corresponding to different specification diameters, and the back side of the component II is provided with a scale mark II; the upper part of the member III is trapezoidal, the lower part of the member III is rectangular, and two bevel edges of the trapezoidal part are respectively provided with a semicircular opening I and a semicircular opening II. The utility model discloses simple structure, easily preparation, easy operation and efficient.
Description
Technical Field
The utility model relates to a measuring tool especially relates to a many functional type measuring tool of effective length of reinforcing bar processing.
Background
Mechanical connection is one of connection modes of steel bars, and the key items of the mechanical connection screw head of the steel bars are appearance quality, screw head length and thread pitch diameter. The method comprises the steps that the length of a screw head is checked by a 'number of screw threads', according to relevant specifications, the effective screw thread length of the screw head of a standard type joint is not smaller than the length of an 1/2 connecting sleeve, the allowable error is +2P (P is a screw pitch), the lengths of straight-thread steel bar sleeves of different specifications (diameters) are different, therefore, the number of the screw threads of the straight-thread steel bar heads of different specifications (diameters) is different, and whether the effective length of the steel bar head is qualified or not is judged by counting the number of the screw threads of the steel bar screw head during checking. The other method is a measuring tool measuring method, the effective lengths of straight thread steel bar screw heads with different specifications (diameters) have an error range, and the length of the steel bar screw head is measured by a steel tape or a special measuring tool, so that whether the effective length of the steel bar screw head meets the standard requirement can be judged.
However, the method of 'counting screw threads' for checking the effective length of the straight thread steel bar head has the disadvantages of extremely low checking efficiency, time and labor consumption, difficulty in accurately judging whether the steel bar head is qualified or not at one time due to number errors caused by human factors in the checking process, impossibility of timely and timely large-scale checking, and lack of representativeness in spot check. The measuring tool measuring method is not a unified measuring tool in the market at present, the special measuring tool is a self-made or special tool, the function is single, most of inspections still use steel tape measures, the inspection efficiency is low, the inspection is inconvenient and simple, and certain requirements and tests are also provided for the professional technical level of inspectors.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a many functional type measuring tool of effective length of easy operation, efficient reinforcing bar processing is provided.
In order to solve the above problem, a many functional type measuring tool of effective length of reinforcing bar processing, its characterized in that: the measuring tool consists of a component I, a component II and a component III which are vertically connected together; the component I is rectangular, the front side of the component I is provided with steel bar mantle fiber effective length range marks corresponding to different specifications and diameters, and the back side of the component I is provided with scale marks I; the component II is rectangular, one side of the component II along the length direction is in a step shape, the front side of the component II is provided with standard length marks of straight sections of stirrups corresponding to different specification diameters, and the back side of the component II is provided with a scale mark II; the upper part of the member III is trapezoidal, the lower part of the member III is rectangular, and two bevel edges of the trapezoidal part are respectively provided with a semicircular opening I and a semicircular opening II.
And two ends of the component I are respectively connected with the component II and the component III through rivet bolts.
The size of the component I is 55mm multiplied by 20mm, and is 5mm above the 0 graduation mark.
The size of the component II is 140.4mm multiplied by 20mm, and the length of the overlapping connection with the component I is 5 mm.
The bottom of the rectangular portion is aligned with the 0 scale line of the member i.
A semicircular gap I with the diameter of 6mm and a semicircular gap II with the diameter of 10 mm are respectively arranged on one bevel edge of the trapezoid part, and a semicircular gap II with the diameter of 8 mm and a semicircular gap II with the diameter of 12 mm are respectively arranged on the other bevel edge.
Compared with the prior art, the utility model has the following advantage:
1. the utility model consists of a component I, a component II and a component III which are vertically connected together; the member I is rectangular, the front side of the member I is provided with steel bar mantle fiber effective length range marks corresponding to different specifications and diameters, and the back side of the member I is provided with scale marks I; the component II is rectangular, one side of the component II along the length direction is in a step shape, the front side of the component II is provided with standard length marks of straight sections of stirrups corresponding to different specification diameters, and the back side of the component II is provided with a scale mark II; the upper part of the member III is trapezoidal, the lower part of the member III is rectangular, and two bevel edges of the trapezoidal part are respectively provided with a semicircular opening I and a semicircular opening II. Through different combinations, the functions of measuring the effective length of the steel bar threading and the length of the straight section of the stirrup hook are completed, and the detection efficiency is improved. And simultaneously, the utility model discloses can also measure reinforcing bar specification diameter to and measure all the other short interval such as reinforcing bar protective layer thickness, short length measurement.
2. The utility model discloses simple structure, easily preparation, and easy operation.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a front view of the present invention.
Fig. 2 is an elevation view of the present invention.
Fig. 3 is a reverse side view of the present invention.
Fig. 4 is a schematic view of the middle member i of the present invention.
Fig. 5 is a schematic view of the middle member ii of the present invention.
Fig. 6 is a schematic view of a middle member iii according to the present invention.
Fig. 7 is the utility model discloses measure the effective length schematic diagram of reinforcing bar mantle fiber.
Fig. 8 is the utility model discloses measure straight section length schematic diagram of stirrup crotch.
In the figure: 1-member i; 2-member II; 3-member III; 4-rivet bolt; 5, reinforcing steel bars; and 6, hooping.
Detailed Description
As shown in figures 1-6, the multifunctional measuring tool for the effective length of the steel bar processing comprises a component I1, a component II 2 and a component III 3 which are vertically connected together. The member I1 is rectangular, the front side of the member is provided with reinforcing steel bar 5 mantle fiber effective length range marks corresponding to different specifications and diameters, and the back side of the member is provided with scale marks I; the component II 2 is rectangular, one side of the component II along the length direction is in a step shape, the front side of the component II is provided with standard length marks of straight sections of the stirrups 6 corresponding to different specifications and diameters, and the back side of the component II is provided with a scale mark II; the upper part of the component III 3 is trapezoidal, the lower part of the component III is rectangular, and two bevel edges of the trapezoidal part are respectively provided with a semicircular opening I and a semicircular opening II.
Wherein: two ends of the component I1 are respectively connected with the component II 2 and the component III 3 through rivet bolts 4.
The dimension of the member I1 is 55mm multiplied by 20mm, and 5mm is above 0 graduation mark.
The dimensions of the component II 2 are 140.4mm by 20mm, and the length of the overlap of the connection with the component I1 is 5 mm.
The bottom of the rectangular portion is aligned with the 0 scale line of member I1.
A semicircular gap I with the diameter of 6mm and a semicircular gap II with the diameter of 12 mm are respectively arranged on one bevel edge of the trapezoid part, and the other bevel edge of the trapezoid part is respectively provided with a semicircular gap I with the diameter of 10 mm.
The materials of the component I1, the component II 2 and the component III 3 are all steel materials (consistent with a steel ruler used for drawing), and the components are formed by rivet bolts 4 according to the corresponding stacking sequence in the figure 2, so that the multifunctional measuring tool for processing the effective length of the steel bar is provided.
The component I1 is a straight thread steel bar 5 threading length measuring tool, the effective lengths of the threading of the straight thread steel bars 5 with different specifications and diameters are different, and the effective length ranges of the threading of the steel bars 5 corresponding to the diameters with different specifications and diameters are marked on the component I1 by checking a standard drawing set and relevant specifications. During measurement, as shown in fig. 7, the bottom of the member III 3 is closely and level to the cross section of the end part of the steel bar 5, the member I1 is perpendicular to the member III 3 and is closely and parallel to the outer skin of the steel bar 5, and whether the effective length of the measured mantle fiber is within a specified correct range is rapidly checked according to the diameter of the steel bar 5, so that whether the length of the mantle fiber of the steel bar 5 is qualified or not is rapidly judged at one time.
The component II 2 is a measuring tool for measuring the length of a straight section of a stirrup 6 hook, the relevant national specifications stipulate that the length of the straight section of the stirrup 6 hook is 12d (d is the diameter of a steel bar), the common specification diameters of the stirrup 6 are phi 8, phi 10 and phi 12, the standard lengths of the corresponding straight sections of the stirrup in sequence are 90.6mm, 120mm and 140.4mm, the straight sections are marked on the component II 2, the end parts of the straight sections of the stirrup 6 hook are tightly attached to the bottom of the component III 3 when the component I1 and the component II 2 are checked and accepted, as shown in a figure 8, the outer surface of the steel bar of the straight sections are tightly attached to the component II 2 and placed in parallel, whether the length of the straight sections meets the corresponding requirements is checked, and whether the blanking processing of.
The component III 3 is a measuring tool for comparing the specifications and the diameters of the steel bars 5, the steel bars 5 with the specifications of phi 6, phi 8, phi 10 and phi 12 can not be rapidly distinguished by naked eyes and are easy to be confused, and the semicircular notches I and II of the measuring tool can be put on the steel bars 5 to rapidly determine the specifications of the steel bars 5.
The utility model discloses can be used to measure other required measuring length and distance such as 5 protective layer thickness of reinforcing bar, concrete slab thickness.
Claims (6)
1. The utility model provides a many functional type measuring tool of effective length of reinforcing bar processing which characterized in that: the measuring tool consists of a component I (1), a component II (2) and a component III (3) which are vertically connected together; the component I (1) is rectangular, the front side of the component I is provided with reinforcing steel bar (5) mantle fiber effective length range marks corresponding to different specifications and diameters, and the back side of the component I is provided with scale marks I; the component II (2) is rectangular, one side of the component II along the length direction is in a step shape, standard length marks of straight sections of the stirrups (6) corresponding to different specifications and diameters are arranged on the front side of the component II, and a scale mark II is arranged on the back side of the component II; the upper part of the component III (3) is trapezoidal, the lower part of the component III is rectangular, and two bevel edges of the trapezoidal part are respectively provided with a semicircular opening I and a semicircular opening II.
2. The multi-functional measuring tool for the effective length of a reinforcing bar according to claim 1, wherein: and two ends of the component I (1) are respectively connected with the component II (2) and the component III (3) through rivet bolts (4).
3. The multi-functional measuring tool for the effective length of a reinforcing bar according to claim 1, wherein: the size of the component I (1) is 55mm multiplied by 20mm, and is 5mm above 0 graduation mark.
4. The multi-functional measuring tool for the effective length of a reinforcing bar according to claim 1, wherein: the dimension of the component II (2) is 140.4mm multiplied by 20mm, and the length of the connection and the overlapping of the component II and the component I (1) is 5 mm.
5. The multi-functional measuring tool for the effective length of a reinforcing bar according to claim 1, wherein: the bottom of the rectangular portion is aligned with the 0 scale line of the member I (1).
6. The multi-functional measuring tool for the effective length of a reinforcing bar according to claim 1, wherein: a semicircular gap I with the diameter of 6mm and a semicircular gap II with the diameter of 10 mm are respectively arranged on one bevel edge of the trapezoid part, and a semicircular gap II with the diameter of 8 mm and a semicircular gap II with the diameter of 12 mm are respectively arranged on the other bevel edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021123821.1U CN212747580U (en) | 2020-06-17 | 2020-06-17 | Many functional type measuring tool of effective length of reinforcing bar processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021123821.1U CN212747580U (en) | 2020-06-17 | 2020-06-17 | Many functional type measuring tool of effective length of reinforcing bar processing |
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| Publication Number | Publication Date |
|---|---|
| CN212747580U true CN212747580U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021123821.1U Active CN212747580U (en) | 2020-06-17 | 2020-06-17 | Many functional type measuring tool of effective length of reinforcing bar processing |
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| Country | Link |
|---|---|
| CN (1) | CN212747580U (en) |
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2020
- 2020-06-17 CN CN202021123821.1U patent/CN212747580U/en active Active
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