CN213875292U - Anchor bolt shear test device for concrete - Google Patents
Anchor bolt shear test device for concrete Download PDFInfo
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- CN213875292U CN213875292U CN202022923993.3U CN202022923993U CN213875292U CN 213875292 U CN213875292 U CN 213875292U CN 202022923993 U CN202022923993 U CN 202022923993U CN 213875292 U CN213875292 U CN 213875292U
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- anchor bolt
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Abstract
The utility model discloses an crab-bolt shear test device for concrete, including the concrete piece, its characterized in that: the concrete block is positioned between the base and the cover plates, and the cover plates are movably connected with the base through a plurality of vertically arranged screw rods; an anchor bolt is anchored on the concrete block and is positioned in the sleeve hole of the shearing sleeve; the shearing sleeve is connected with the stretching clamp. The utility model has the advantages of simple structure, reasonable in design, the commonality is strong, the beneficial effect of easy operation.
Description
Technical Field
The utility model relates to an crab-bolt capability test equipment for the concrete especially relates to an crab-bolt shear test device for concrete.
Background
With the development of science and the progress of technology, reinforced concrete structures are widely used. The house building can crack and destroy phenomena in different degrees in long-term use, and in order to ensure the construction quality and the construction safety of the building engineering, related personnel are required to strengthen the application of concrete structure reinforcing technology in specific construction.
In the construction reinforcement, a variety of techniques and components are often used in combination, including a wide variety of anchors. The combination of concrete and anchor bolt belongs to the concrete reinforcement technology field, therefore the anchor bolt is installed and need carry out tensile, shearing and other multi-performance tests after the concrete substrate to reflect the tensile and shear resistance of anchor bolt and other anchoring material.
The existing detection device for the tensile strength of the building anchor bolt mostly uses a jack as power, and the jack is used as power, so that manual operation is needed, and time and labor are wasted.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: not enough and defect to prior art, the utility model provides a labour saving and time saving, easy operation's crab-bolt shear test device for concrete.
The technical scheme is as follows: the utility model discloses an crab-bolt shear test device for concrete, including the concrete piece, its characterized in that: the concrete block is positioned between the base and the cover plates, and the cover plates are movably connected with the base through a plurality of vertically arranged screw rods; an anchor bolt is anchored on the concrete block and is positioned in the sleeve hole of the shearing sleeve; the shearing sleeve is connected with the stretching clamp.
Wherein, the base be connected with outside hydraulic pressure universal tester base.
The base is fixedly connected with an external hydraulic universal tester base through bolts.
The base is provided with a plurality of base through holes, the two ends of the cover plate are provided with cover plate through holes corresponding to the base through holes, and the screw penetrates through the base through holes and the cover plate through holes to be connected with the base and the cover plate.
The screw rod is provided with threads at two ends, the base perforation and the cover plate perforation are internally provided with threads, and the screw rod is movably connected with the base perforation and the cover plate perforation through the corresponding threads.
The stretching clamp is connected through a universal joint, and a hanging nut is arranged at the bottom of the stretching clamp.
The shearing sleeve is connected with the hanging nut of the stretching clamp through a screw rod, and is provided with a plurality of trepanning holes with different apertures.
Wherein, the number of the cover plate above the concrete block is 2 or more.
Has the advantages that: compared with the prior art, the utility model has the following apparent advantage: the utility model discloses a to the crab-bolt shear test design for the concrete, compare prior art's detection device who uses the jack to constitute as power, have simple structure, reasonable in design, the commonality is strong, the beneficial effect of easy operation. The test data is directly read by computer software, and the precision is higher. Through the shearing sleeve of supporting different specifications internal diameter, can carry out indoor detection to the crab-bolt of different specifications.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 1 shows a base; 2 is a cover plate; 3 is a screw rod; 4, a stretching clamp; 5 is a shearing sleeve; 6 is an anchor bolt; and 7, a concrete block.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings and the detailed description.
The utility model discloses an anchor bolt shear test device for concrete, which comprises a concrete block 7, wherein the concrete block 7 is positioned between a base 1 and a plurality of cover plates 2, and the cover plates 2 are movably connected with the base 1 through a plurality of vertically arranged screw rods 3; an anchor bolt 6 is anchored on the concrete block 7, and the anchor bolt 6 is positioned in the trepan boring of the shearing sleeve 5; the shear sleeve 5 is connected to the tensile clamp 4. Wherein, base 1 is connected with outside hydraulic pressure universal tester base. The base 1 is fixedly connected with an external hydraulic universal tester base through bolts. The base 1 is provided with a plurality of base through holes, the two ends of the cover plate 2 are provided with cover plate through holes corresponding to the base through holes, and the screw rod 3 penetrates through the base through holes and the cover plate through holes to be connected with the base 1 and the cover plate 2. Screw threads are arranged at two ends of the screw rod 3, screw threads are arranged in the base perforation and the cover plate perforation, and the screw rod 3 is movably connected with the base perforation and the cover plate perforation through the corresponding screw threads. Tensile anchor clamps 4 are connected through the universal joint, and tensile anchor clamps 4 bottom is equipped with hangs female. The shearing sleeve 5 is connected with the hanging nut of the stretching clamp 4 through a screw rod, and the shearing sleeve 5 is provided with a plurality of trepanning holes with different apertures. The number of the cover plates 2 above the concrete block 7 is 2 or more.
During the use, place concrete block 7 between base 1 and a plurality of apron 2, apron 2 and base 1 are through the 3 swing joint of the screw rod of a plurality of vertical settings for fixed concrete block 7, screw rod 3 both ends are equipped with the screw thread of certain length, can adjust according to concrete block 7's height, in order to realize the fixed action. When a shear test is carried out, the anchor bolt 6 is sleeved on the shear sleeve 5, the shear test of the anchor bolt 6 is realized through stretching, and the computer control software reads shear strength data. A plurality of through holes are formed in the base 1, and different positions can be selected to be fixed according to the size of the concrete 7. The shearing sleeve 5 is provided with holes with various internal diameter specifications and can be matched with anchor bolts with different specifications.
The utility model discloses a to the crab-bolt shear test design for the concrete, compare prior art's detection device who uses the jack to constitute as power, have simple structure, reasonable in design, the commonality is strong, the beneficial effect of easy operation. The test data is directly read by computer software, and the precision is higher. By matching with the shearing sleeves 5 with different specifications and inner diameters, the anchor bolts 6 with different specifications can be detected indoors.
Claims (8)
1. The utility model provides an crab-bolt shear test device for concrete, includes concrete block (7), its characterized in that: the concrete block (7) is positioned between the base (1) and the cover plates (2), and the cover plates (2) are movably connected with the base (1) through a plurality of vertically arranged screw rods (3); an anchor bolt (6) is anchored on the concrete block (7), and the anchor bolt (6) is positioned in a sleeve hole of the shearing sleeve (5); the shearing sleeve (5) is connected with the stretching clamp (4).
2. The anchor bolt shear test device for concrete according to claim 1, characterized in that: the base (1) is connected with an external hydraulic universal testing machine base.
3. The anchor bolt shear test device for concrete according to claim 2, characterized in that: the base (1) is fixedly connected with an external hydraulic universal tester base through bolts.
4. The anchor bolt shear test device for concrete according to claim 1, characterized in that: the base (1) is provided with a plurality of base through holes, the two ends of the cover plate (2) are provided with cover plate through holes corresponding to the base through holes, and the screw (3) penetrates through the base through holes and the cover plate through holes to be connected with the base (1) and the cover plate (2).
5. The anchor bolt shear test device for concrete according to claim 4, wherein: the two ends of the screw rod (3) are provided with threads, the base perforation and the cover plate perforation are internally provided with threads, and the screw rod (3) is movably connected with the base perforation and the cover plate perforation through the corresponding threads.
6. The anchor bolt shear test device for concrete according to claim 1, characterized in that: the stretching clamp (4) is connected through a universal joint, and a hanging nut is arranged at the bottom of the stretching clamp (4).
7. The anchor bolt shear test device for concrete according to claim 6, characterized in that: the shearing sleeve (5) is connected with the hanging nut of the stretching clamp (4) through a screw rod, and the shearing sleeve (5) is provided with a plurality of trepanning holes with different apertures.
8. The anchor bolt shear test device for concrete according to claim 1, characterized in that: the number of the cover plates (2) above the concrete blocks (7) is 2 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022923993.3U CN213875292U (en) | 2020-12-09 | 2020-12-09 | Anchor bolt shear test device for concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022923993.3U CN213875292U (en) | 2020-12-09 | 2020-12-09 | Anchor bolt shear test device for concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213875292U true CN213875292U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022923993.3U Active CN213875292U (en) | 2020-12-09 | 2020-12-09 | Anchor bolt shear test device for concrete |
Country Status (1)
| Country | Link |
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| CN (1) | CN213875292U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115406744A (en) * | 2022-07-25 | 2022-11-29 | 江苏省苏信工程咨询有限公司 | Bridge tunnel material test visual detection device and detection method thereof |
| CN117405495A (en) * | 2023-10-08 | 2024-01-16 | 浙江国检检测技术股份有限公司 | Fatigue performance test equipment is drawn to crack opening and shutting of concrete |
-
2020
- 2020-12-09 CN CN202022923993.3U patent/CN213875292U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115406744A (en) * | 2022-07-25 | 2022-11-29 | 江苏省苏信工程咨询有限公司 | Bridge tunnel material test visual detection device and detection method thereof |
| CN117405495A (en) * | 2023-10-08 | 2024-01-16 | 浙江国检检测技术股份有限公司 | Fatigue performance test equipment is drawn to crack opening and shutting of concrete |
| CN117405495B (en) * | 2023-10-08 | 2024-09-27 | 浙江国检检测技术股份有限公司 | Fatigue performance test equipment is drawn to crack opening and shutting of concrete |
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