CN213778882U - A curved arc internal diameter inspection device for reinforcing bar is buckled - Google Patents
A curved arc internal diameter inspection device for reinforcing bar is buckled Download PDFInfo
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- CN213778882U CN213778882U CN202120047250.6U CN202120047250U CN213778882U CN 213778882 U CN213778882 U CN 213778882U CN 202120047250 U CN202120047250 U CN 202120047250U CN 213778882 U CN213778882 U CN 213778882U
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Abstract
The utility model discloses a curved-arc inner diameter inspection device for reinforcing steel bar bending, which comprises a supporting mechanism, wherein the upper end of the supporting mechanism is fixedly connected with a connecting mechanism, and the upper end of the connecting mechanism is clamped and fixed with a measuring disc; the supporting mechanism comprises a supporting plate, the left part and the right part of the upper end of the supporting plate are both provided with connecting holes, the middle part of the lower end of the supporting plate is fixedly connected with a supporting block, the upper part of the rear end of the supporting block is provided with a finger groove, and the lower part of the rear end of the supporting block is provided with a palm groove; the connecting mechanism comprises a connecting plate, a connecting groove is formed in the upper end of the connecting plate, connecting bolts are fixedly connected to the left portion of the lower end of the connecting plate and the right portion of the lower end of the connecting plate, and connecting nuts are connected to the lower portions of the connecting bolts in a threaded connection mode. A curved arc inner diameter inspection device for reinforcing bar is buckled, measurement accuracy is high, the conclusion that reachs is directly perceived, reliable, convenient to use, easy operation, also portable.
Description
Technical Field
The utility model relates to an engineering detects technical field, in particular to a curved arc inner diameter inspection device for reinforcing bar is buckled.
Background
The bending inner diameter and the bending angle of the bent reinforcing steel bar influence the mechanical property and the anchoring property of the reinforcing steel bar, and when the reinforcing steel bar is inspected after being processed, the inspection of the bending inner diameter and the bending angle of the bent reinforcing steel bar is an indispensable inspection item. The inner diameter of the bent arc for bending the reinforcing steel bar is regulated as follows in the national standard concrete structure engineering construction quality acceptance standard:
1. smooth round steel bars are not less than 2.5 times of the diameter of the steel bars;
2. the 335MPa grade and 400MPa grade ribbed steel bar is not less than 4 times of the diameter of the steel bar;
3. the 500 MPa-grade ribbed steel bar is not less than 6 times of the diameter of the steel bar when the diameter is less than 28mm, and not less than 7 times of the diameter of the steel bar when the diameter is 28mm and more;
4. the bending position of the stirrup should not be smaller than the diameter of the longitudinal stressed steel bar.
At present, when the inner diameter of a bent arc of a bent reinforcing steel bar is checked, a conventional graduated scale is used for measurement, the accuracy of the measurement method cannot be guaranteed, and the obtained conclusion is not visual. Therefore, we propose a device for checking the inner diameter of a bent arc for bending a steel bar.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a curved arc internal diameter inspection device for reinforcing bar is buckled can effectively solve the problem among the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for checking the inner diameter of a bent arc for bending a steel bar comprises a supporting mechanism, wherein the upper end of the supporting mechanism is fixedly connected with a connecting mechanism, the upper end of the connecting mechanism is fixedly clamped with a measuring disc, and the upper end surface of the measuring disc is carved with annular scale marks;
the supporting mechanism comprises a supporting plate, the left part and the right part of the upper end of the supporting plate are both provided with connecting holes, the two connecting holes are through holes, the middle part of the lower end of the supporting plate is fixedly connected with a supporting block, the upper part of the rear end of the supporting block is provided with a finger groove, and the lower part of the rear end of the supporting block is provided with a palm groove;
the connecting mechanism comprises a connecting plate, a connecting groove is formed in the upper end of the connecting plate, the measuring disc is clamped and fixed in the connecting groove, connecting bolts are fixedly connected to the left portion of the lower end of the connecting plate and the right portion of the lower end of the connecting plate, and connecting nuts are connected to the lower portions of the connecting bolts in a threaded connection mode.
Preferably, the lower end of the connecting plate is in contact with the upper end of the supporting plate, the lower part of the connecting bolt penetrates through the connecting hole and extends to the lower side of the supporting plate, and the upper end of the connecting nut is in contact with the lower end of the supporting plate.
Preferably, the palm groove penetrates through the front end face of the supporting block, and the length of the finger groove is half of the length of the supporting block.
Preferably, the finger grooves and the palm grooves are oblong grooves.
Preferably, the joint of the lower end and the left end of the supporting block is arranged in a round angle mode, and the joint of the lower end and the right end of the supporting block is arranged in a round angle mode.
Preferably, the diameter of the connecting plate is not smaller than that of the supporting plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses in, place the outside at the connecting plate with crooked reinforcing bar to make the curved section of crooked reinforcing bar and the curved surface laminating of connecting plate, then, read out crooked reinforcing bar curved section's bending angle through the arc scale mark on the measuring disc, and diameter D's value is the diameter of connecting plate, and the curved arc inner diameter of crooked reinforcing bar can directly be read out through diameter D's numerical value, and measurement accuracy is high, and the conclusion that reachs is directly perceived, reliable.
2. The utility model discloses in, through setting up support piece, palm groove and finger groove, when using this inspection device, the user stretches into the palm groove with the hand to make the palm up, then, make the finger crooked place at the finger inslot, can hold in the palm this inspection device support, detect the use, convenient to use, easy operation, also portable.
Drawings
Fig. 1 is a schematic view of the overall structure of a device for checking the inner diameter of a bent arc for bending a steel bar according to the present invention;
fig. 2 is a schematic structural view of a supporting mechanism of the curved inner diameter inspection device for bending steel bars according to the present invention;
fig. 3 is a schematic structural view of a connecting mechanism of a curved inner diameter inspection device for bending a steel bar according to the present invention;
fig. 4 is a schematic view of the utility model of an inspection device for the inner diameter of a bent arc for bending a steel bar.
In the figure: 1. a holding mechanism; 2. a connecting mechanism; 21. a connecting plate; 22. a connecting groove; 23. a connecting bolt; 24. a connecting nut;
3. a measuring disc; 4. bending the reinforcing steel bar; 11. a support plate; 12. connecting holes; 13. a support block; 14. a finger groove; 15. palm groove.
Detailed Description
As shown in fig. 1-4, a device for checking the inner diameter of a bent arc for bending a steel bar comprises a supporting mechanism 1, wherein the upper end of the supporting mechanism 1 is fixedly connected with a connecting mechanism 2, the upper end of the connecting mechanism 2 is fixedly clamped with a measuring disc 3, and the upper end surface of the measuring disc 3 is carved with annular scale marks;
the supporting mechanism 1 comprises a supporting plate 11, the left part and the right part of the upper end of the supporting plate 11 are both provided with connecting holes 12, the two connecting holes 12 are through holes, the middle part of the lower end of the supporting plate 11 is fixedly connected with a supporting block 13, the upper part of the rear end of the supporting block 13 is provided with a finger groove 14, and the lower part of the rear end of the supporting block 13 is provided with a palm groove 15;
The lower extreme of connecting plate 21 and the upper end contact of layer board 11, connecting bolt 23 lower part passes connecting hole 12 and extends to the downside of layer board 11, and the upper end of coupling nut 24 and the lower extreme contact of layer board 11 can play the effect of conveniently connecting fixed connection plate 21 and layer board 11, the change of the connecting plate 21 of being convenient for to the change of measuring panel 3 of being convenient for.
The finger grooves 14 and the palm grooves 15 are oblong grooves, which can protect palms and fingers and improve the use safety.
The junction of the lower end of the supporting block 13 and the left end is in fillet arrangement, and the junction of the lower end of the supporting block 13 and the right end is in fillet arrangement, so that the use safety is improved.
The diameter of connecting plate 21 is not less than the diameter of layer board 11, and the diameter of layer board 11 is the minimum bending diameter that this detector is applicable, and changes the connecting plate 21 of different diameters, can be suitable for different bending diameters by this detector, and the practicality is higher.
It should be noted that the utility model relates to a curved arc internal diameter inspection device for reinforcing bar is buckled, when using, places crooked reinforcing bar 4 in the outside of connecting plate 21 to make the flexion of crooked reinforcing bar 4 and the curved surface laminating of connecting plate 21, then, read out the bending angle of crooked reinforcing bar 4 flexion through the arc scale mark on measuring disk 3, and the value of diameter D is the diameter of connecting plate 21, can directly read out the curved arc internal diameter of crooked reinforcing bar 4 through the numerical value of diameter D.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a curved arc inner diameter inspection device for reinforcing bar is buckled, includes holding mechanism (1), its characterized in that: the upper end of the supporting mechanism (1) is fixedly connected with a connecting mechanism (2), the upper end of the connecting mechanism (2) is fixedly clamped with a measuring disc (3), and the upper end face of the measuring disc (3) is carved with annular scale marks;
the supporting mechanism (1) comprises a supporting plate (11), connecting holes (12) are formed in the left portion of the upper end and the right portion of the upper end of the supporting plate (11), the two connecting holes (12) are through holes, a supporting block (13) is fixedly connected to the middle of the lower end of the supporting plate (11), a finger groove (14) is formed in the upper portion of the rear end of the supporting block (13), and a palm groove (15) is formed in the lower portion of the rear end of the supporting block (13);
coupling mechanism (2) are including connecting plate (21), coupling groove (22) have been seted up to the upper end of connecting plate (21), measuring disc (3) joint is fixed in coupling groove (22), the equal fixedly connected with connecting bolt (23) in lower extreme left part and the lower extreme right part of connecting plate (21), two the equal threaded connection in lower part of connecting bolt (23) has coupling nut (24).
2. The inspection device for the inner diameter of a bent arc for bending a reinforcing steel bar according to claim 1, wherein: the lower end of the connecting plate (21) is in contact with the upper end of the supporting plate (11), the lower part of the connecting bolt (23) penetrates through the connecting hole (12) and extends to the lower side of the supporting plate (11), and the upper end of the connecting nut (24) is in contact with the lower end of the supporting plate (11).
3. The inspection device for the inner diameter of a bent arc for bending a reinforcing steel bar according to claim 1, wherein: the palm groove (15) penetrates through the front end face of the supporting block (13), and the length of the finger groove (14) is half of that of the supporting block (13).
4. The inspection device for the inner diameter of a bent arc for bending a reinforcing steel bar according to claim 1, wherein: the finger grooves (14) and the palm grooves (15) are all oblong grooves.
5. The inspection device for the inner diameter of a bent arc for bending a reinforcing steel bar according to claim 1, wherein: the joint of the lower end and the left end of the supporting block (13) is in a round angle arrangement, and the joint of the lower end and the right end of the supporting block (13) is in a round angle arrangement.
6. The inspection device for the inner diameter of a bent arc for bending a reinforcing steel bar according to claim 1, wherein: the diameter of the connecting plate (21) is not less than that of the supporting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120047250.6U CN213778882U (en) | 2021-01-08 | 2021-01-08 | A curved arc internal diameter inspection device for reinforcing bar is buckled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120047250.6U CN213778882U (en) | 2021-01-08 | 2021-01-08 | A curved arc internal diameter inspection device for reinforcing bar is buckled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213778882U true CN213778882U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120047250.6U Active CN213778882U (en) | 2021-01-08 | 2021-01-08 | A curved arc internal diameter inspection device for reinforcing bar is buckled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213778882U (en) |
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2021
- 2021-01-08 CN CN202120047250.6U patent/CN213778882U/en active Active
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