CN216816332U - Civil engineering material shear strength test device - Google Patents
Civil engineering material shear strength test device Download PDFInfo
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- CN216816332U CN216816332U CN202123222730.0U CN202123222730U CN216816332U CN 216816332 U CN216816332 U CN 216816332U CN 202123222730 U CN202123222730 U CN 202123222730U CN 216816332 U CN216816332 U CN 216816332U
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- 238000012360 testing method Methods 0.000 title claims abstract description 81
- 239000000463 material Substances 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000010008 shearing Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a civil engineering material shear strength test device which comprises a bottom plate, a test mechanism and a bearing B, wherein the test mechanism is installed at the top of the bottom plate and consists of a vertical frame, a bearing A, a transverse plate, a force transducer, a threaded rod A and a motor, the motor is installed at the bottom of the vertical frame, the threaded rod A is installed at the output end of the motor, the transverse plate is in threaded connection with the outer side wall of the threaded rod A and penetrates through the vertical frame, the force transducer is installed at the bottom of the transverse plate, the bearing A is installed at the top of the inner side wall of the vertical frame, and the other end of the threaded rod A is located in the bearing A. The test mechanism is convenient for testing the shearing strength of the test piece, and is convenient for personnel to use; and the test piece can be clamped through the clamping mechanism, so that the test piece is prevented from sliding during testing.
Description
Technical Field
The utility model relates to the technical field of shear strength testing devices, in particular to a shearing strength testing device for civil engineering materials.
Background
The strength and deformation of a test piece under the shearing action are important mechanical properties, the damage mechanism of a structure in the shearing process is disclosed, the analysis significance of the stress damage of the structure is great, and the analysis is very important for guiding the engineering structure design.
Patent No. 202110899656.1 discloses a civil engineering material shear strength test device relates to the civil engineering field, and it is great to current civil engineering material shearing experiment error, leads to the not enough accurate problem of experimental data, the scheme as follows now is proposed, and it includes bottom plate, roof and electric telescopic column, the equal fixedly connected with electric telescopic column in one side four corners that bottom plate and roof are close to each other, just the top fixed mounting of roof has the data acquisition controller, the bottom fixed mounting of roof has first pneumatic cylinder, the top slidable mounting of bottom plate has the lower shear box, just the top movable mounting of lower shear box has the upper shear box. The utility model can be suitable for automatic shear strength tests of civil engineering building materials with different sizes, ensures the accuracy of test data, avoids causing larger test errors, can realize direct shear and compound shear tests of the materials, and is beneficial to more comprehensively knowing the structural performance of the civil engineering materials.
This civil engineering material shear strength test device has following drawback: 1. the device is inconvenient for carrying out the shear strength test on the test piece, so that the device is inconvenient for personnel to use; 2. the device can not press from both sides the test piece and slide easily when leading to the test piece test. Therefore, a shearing strength testing device for civil engineering materials is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a civil engineering material shear strength test device, which is convenient for a test piece to be subjected to shear strength test through a test mechanism and is convenient for personnel to use; the test piece can be clamped through the clamping mechanism, sliding of the test piece during testing is avoided, and the problem in the background technology can be effectively solved.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a civil engineering material shear strength test device, includes the bottom plate, still includes test mechanism and bearing B, test mechanism is installed at the top of bottom plate, test mechanism comprises mullion, bearing A, diaphragm, force cell sensor, threaded rod A and motor combination, the motor is installed to the bottom of mullion, threaded rod A is installed to the output of motor, threaded rod A is connected with the diaphragm to threaded rod A's lateral wall threaded connection, and the diaphragm runs through the mullion, force cell sensor is installed to the bottom of diaphragm, bearing A is installed at the inside wall top of mullion, and threaded rod A's the other end is located bearing A.
Furthermore, the device also comprises a clamping mechanism, wherein the clamping mechanism is arranged on the inner side wall of the bearing B and at the bottom of the force measuring sensor, and the clamping mechanism is convenient to clamp the test piece.
Further, clamping mechanism comprises montant, concave type piece, threaded rod B and splint combination, the montant is all installed with force cell sensor's bottom to bearing B's inside wall, concave type piece is installed to the other end of montant, the lateral wall threaded connection of concave type piece has threaded rod B, splint are installed to threaded rod B's the other end, and splint are located concave type piece, and splint are fixed to the test piece extrusion, and the convenience is tight to the test piece clamp.
Furthermore, the bearing B is positioned at the top of the bottom plate, so that the bearing B is conveniently fixed.
Furthermore, the bottom of bottom plate is installed the pulley, conveniently removes the device.
Compared with the prior art, the utility model has the following beneficial effects: 1. the testing mechanism is installed at the top of the bottom plate and comprises a vertical frame, a bearing A, a transverse plate, a force measuring sensor, a threaded rod A and a motor in a combined mode, the vertical frame is installed at the top of the bottom plate, the motor is installed at the bottom of the inner side wall of the vertical frame, the motor drives the threaded rod A at the output end of the motor to rotate on the inner side wall of the bearing A, a vertical groove is formed in the outer side wall of the vertical frame, the transverse plate is connected to the outer side wall of the threaded rod A in a threaded mode and penetrates through the vertical groove to limit the transverse plate, when the threaded rod A rotates in the bearing A, the transverse plate moves in the vertical groove, the force measuring sensor is installed at the bottom of the transverse plate, a clamping mechanism is installed at the bottom of the force measuring sensor, and after the clamping mechanism clamps a test piece, the motor rotates to drive the test piece to move upwards, so that the shearing force generated when the test piece moves upwards can be measured by the force measuring sensor, and convenience is brought to people;
2. bearing B is installed at the top of bottom plate, clamping mechanism is all installed with force cell sensor's bottom to bearing B's inside wall, clamping mechanism is by the montant, concave type piece, threaded rod B and splint combination constitute, the montant is installed to bearing B's inside wall, thereby the montant can rotate in bearing B, concave type piece is installed to the other end of montant, thereby place the one end of test piece in concave type piece, the lateral wall threaded connection of concave type piece has threaded rod B, splint are installed to threaded rod B's the other end, splint are located concave type piece, make the one end of test piece be located splint and concave type interblock, thereby twist and move threaded rod B, make threaded rod B rotate at the lateral wall of concave type piece, thereby make splint press from both sides tightly the one end of test piece, slide when avoiding the test piece to test.
Drawings
FIG. 1 is a schematic overall structure diagram of the civil engineering material shear strength test device of the present invention.
FIG. 2 is a schematic structural diagram of a testing mechanism of the civil engineering material shear strength testing device of the utility model.
In the figure: 1. a base plate; 2. a testing mechanism; 201. a mullion; 202. a bearing A; 203. a transverse plate; 204. a force sensor; 205. a threaded rod A; 206. a motor; 3. a pulley; 4. a clamping mechanism; 401. a vertical rod; 402. a concave block; 403. a threaded rod B; 404. a splint; 5. and a bearing B.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-2, a civil engineering material shear strength test device, including bottom plate 1, still include test mechanism 2 and bearing B5, test mechanism 2 is installed at the top of bottom plate 1, test mechanism 2 comprises mullion 201, bearing a202, horizontal plate 203, force cell sensor 204, threaded rod a205 and motor 206 combination, motor 206 is installed to the bottom of mullion 201, threaded rod a205 is installed to the output of motor 206, the lateral wall threaded connection of threaded rod a205 has horizontal plate 203, and horizontal plate 203 runs through mullion 201, force cell sensor 204 is installed to the bottom of horizontal plate 203, bearing a202 is installed at the inside wall top of mullion 201, and the other end of threaded rod a205 is located in bearing a 202.
The test piece testing device further comprises a clamping mechanism 4, the clamping mechanism 4 is mounted on the inner side wall of the bearing B5 and the bottom of the force measuring sensor 204, and the clamping mechanism 4 is convenient to clamp a test piece.
Wherein, clamping mechanism 4 comprises montant 401, concave type piece 402, threaded rod B403 and splint 404 combination, montant 401 is all installed to the inside wall of bearing B5 and force cell sensor 204's bottom, concave type piece 402 is installed to montant 401's the other end, the lateral wall threaded connection of concave type piece 402 has threaded rod B403, splint 404 is installed to the other end of threaded rod B403, and splint 404 is located concave type piece 402, and splint 404 is fixed to the test piece extrusion, and the convenience is pressed from both sides the test piece tightly.
Wherein, the bearing B5 is positioned at the top of the bottom plate 1, which is convenient for fixing the bearing B5.
Wherein, pulley 3 is installed to the bottom of bottom plate 1, conveniently removes the device.
It should be noted that, the utility model is a civil engineering material shear strength testing device, when in use, the top of the bottom plate 1 is provided with the testing mechanism 2, the testing mechanism 2 is composed of a vertical frame 201, a bearing A202, a horizontal plate 203, a force sensor 204, a threaded rod A205 and a motor 206, the top of the bottom plate 1 is provided with the vertical frame 201, the bottom of the inner side wall of the vertical frame 201 is provided with the motor 206, so that the motor 206 drives the threaded rod A205 at the output end to rotate on the inner side wall of the bearing A202, the outer side wall of the vertical frame 201 is provided with a vertical groove, the outer side wall of the threaded rod A205 is in threaded connection with the horizontal plate 203, the horizontal plate 203 penetrates through the vertical groove to limit the horizontal plate 203, when the threaded rod A205 rotates in the bearing A202, the horizontal plate 203 moves in the vertical groove, because the bottom of the horizontal plate 203 is provided with the force sensor 204, the bottom of the force sensor 204 is provided with the clamping mechanism 4, when the clamping mechanism 4 clamps a test piece, the motor 206 rotates to drive the test piece to move upwards, so that the force sensor 204 can measure the shearing force when the test piece moves upwards, and the use of a person is facilitated, the bearing B5 is installed at the top of the bottom plate 1, the clamping mechanism 4 is installed on the inner side wall of the bearing B5 and the bottom of the force sensor 204, the clamping mechanism 4 is formed by combining a vertical rod 401, a concave block 402, a threaded rod B403 and a clamping plate 404, the vertical rod 401 is installed on the inner side wall of a bearing B5, so that the vertical rod 401 can rotate in the bearing B5, the concave block 402 is installed at the other end of the vertical rod 401, so that one end of the test piece is placed in the concave block 402, the threaded rod B403 is connected to the outer side wall of the concave block 402 in a threaded manner, the clamping plate 404 is installed at the other end of the threaded rod B404, the clamping plate 404 is located in the concave block 402, so that one end of the test piece is located between the clamping plate 404 and the threaded rod 403, so that the threaded rod B403 is screwed, so that the B403 rotates on the outer side wall of the concave block 402, thereby causing the clamp plate 404 to clamp one end of the test piece and preventing the test piece from sliding during testing.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The civil engineering material shear strength test device comprises a bottom plate (1), and is characterized by further comprising a test mechanism (2) and a bearing B (5), the top of the bottom plate (1) is provided with a testing mechanism (2), the testing mechanism (2) is composed of a vertical frame (201), a bearing A (202), a horizontal plate (203), a force measuring sensor (204), a threaded rod A (205) and a motor (206), a motor (206) is arranged at the bottom of the vertical frame (201), a threaded rod A (205) is arranged at the output end of the motor (206), the outer side wall of the threaded rod A (205) is in threaded connection with a transverse plate (203), a transverse plate (203) penetrates through the vertical frame (201), a force measuring sensor (204) is arranged at the bottom of the transverse plate (203), and a bearing A (202) is installed at the top of the inner side wall of the vertical frame (201), and the other end of the threaded rod A (205) is positioned in the bearing A (202).
2. The civil engineering material shear strength test device of claim 1, wherein: the bearing force measuring device is characterized by further comprising a clamping mechanism (4), wherein the clamping mechanism (4) is installed on the inner side wall of the bearing B (5) and the bottom of the force measuring sensor (204).
3. The civil engineering material shear strength test device of claim 2, wherein: clamping mechanism (4) are constituteed by montant (401), concave type piece (402), threaded rod B (403) and splint (404) combination, montant (401) are all installed to the inside wall of bearing B (5) and the bottom of force cell sensor (204), concave type piece (402) is installed to the other end of montant (401), the lateral wall threaded connection of concave type piece (402) has threaded rod B (403), splint (404) are installed to the other end of threaded rod B (403), and splint (404) are located concave type piece (402).
4. The civil engineering material shear strength test device of claim 1, wherein: the bearing B (5) is positioned at the top of the bottom plate (1).
5. The civil engineering material shear strength test device of claim 1, wherein: and a pulley (3) is installed at the bottom of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123222730.0U CN216816332U (en) | 2021-12-21 | 2021-12-21 | Civil engineering material shear strength test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123222730.0U CN216816332U (en) | 2021-12-21 | 2021-12-21 | Civil engineering material shear strength test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216816332U true CN216816332U (en) | 2022-06-24 |
Family
ID=82055280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123222730.0U Expired - Fee Related CN216816332U (en) | 2021-12-21 | 2021-12-21 | Civil engineering material shear strength test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216816332U (en) |
-
2021
- 2021-12-21 CN CN202123222730.0U patent/CN216816332U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |