CN216081862U - High strength bolted connection pair torque coefficient digital display testing arrangement - Google Patents
High strength bolted connection pair torque coefficient digital display testing arrangement Download PDFInfo
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- CN216081862U CN216081862U CN202122618504.8U CN202122618504U CN216081862U CN 216081862 U CN216081862 U CN 216081862U CN 202122618504 U CN202122618504 U CN 202122618504U CN 216081862 U CN216081862 U CN 216081862U
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Abstract
The utility model discloses a digital display testing device for torque coefficient of a high-strength bolt connection pair, which belongs to the technical field of engineering test detection equipment and comprises a rack, wherein a fixed block is fixedly assembled on the left side of the bottom of an inner cavity of the rack, a box body is fixedly assembled on the top of the fixed block, a motor is fixedly assembled on the top of the box body, a speed reducer is fixedly assembled at the output end of the motor, a first rotating shaft is fixedly assembled at the output end of the speed reducer, a first fixed rod is fixedly assembled on the left side of the inner cavity of the box body, a second fixed rod is fixedly assembled on the right side of the inner cavity of the box body, a high-strength bolt is fixed through an upper fixed groove and a lower fixed groove, anti-skidding teeth are fixedly assembled on the opposite sides of the upper fixed groove and the lower fixed groove, the rotating friction force of the high-strength bolt is increased, the high-strength bolt is convenient to fix, and the high-strength bolt is fixed when the torque is measured, misjudgment of torque test is reduced, and judgment of the torque coefficient of the high-strength bolt is improved.
Description
Technical Field
The utility model relates to the technical field of engineering test detection equipment, in particular to a digital display testing device for torque coefficients of a high-strength bolt connection pair.
Background
In modern building engineering, the connection of high-strength bolt grooves is taken as one of the main construction modes of steel structure construction, the current method for constructing the high-strength bolt grooves mainly adopts a torque method for construction, namely, the construction torque is calculated by adopting design pretension and a torque coefficient, wherein the design pretension is known, the torque coefficient is not known to be measured, the torque coefficient is taken as a characteristic value of the high-strength bolt groove, a torque coefficient measuring instrument is generally adopted for measuring, in the testing process, the torque coefficient measuring instrument needs to be fixed on a test bed, but when the existing torque coefficient digital display testing device is used, high strength bolt is not convenient for fix, when leading to measuring the moment of torsion, and high strength bolt rotates, has increased measuring error, influences the judgement of high strength bolt torque coefficient, for this reason, we provide a high strength bolted connection vice torque coefficient digital display testing arrangement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a digital display testing device for torque coefficients of high-strength bolt connection pairs, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-strength bolt connection pair torque coefficient digital display testing device comprises a rack, wherein a fixed block is fixedly assembled on the left side of the bottom of an inner cavity of the rack, a box body is fixedly assembled on the top of the fixed block, a motor is fixedly assembled on the top of the box body, a speed reducer is fixedly assembled at the output end of the motor, a first rotating shaft is fixedly assembled at the output end of the speed reducer, a first fixed rod is fixedly assembled on the left side of the inner cavity of the box body, a second fixed rod is fixedly assembled on the right side of the inner cavity of the box body, the first rotating shaft extends to the inner cavity of the box body and is movably assembled through a bearing and the top of the first fixed rod, a first belt pulley is fixedly assembled at the top of the outer side wall of the first rotating shaft, a belt is movably assembled on the outer side wall of the inner cavity of the belt, a second belt pulley is movably assembled on the side wall of the inner cavity of the second belt pulley, and a second rotating shaft is fixedly assembled on the side wall of the inner cavity of the second belt pulley, the second rotating shaft extends to the inner cavity of the box body and is movably assembled through a bearing and the top of a second fixed rod, the outer side wall of the first rotating shaft is movably assembled with an upper fixed groove, the right side of the upper fixed groove and the outer side wall of the second rotating shaft are movably assembled, the bottom of the inner cavity of the box body is fixedly assembled with a lower fixed groove and is positioned under the upper fixed groove, the right side of the box body is provided with a channel, the right side of the rack is screwed with a screw rod, the right side of the screw rod is fixedly assembled with a handle, the left side of the screw rod is fixedly assembled with a torque sensor, the output end of the torque sensor is electrically connected with a lead, one side of the lead, which is far away from the torque sensor, is electrically connected with a torque display, the left side of the torque sensor is fixedly assembled with a sleeve, the left side of the sleeve is sleeved with a groove, the outer side wall of the sleeve is fixedly assembled with a connecting rod, and the top of the connecting rod and the right side of the top of the inner cavity of the rack are fixedly assembled, an operation opening is formed in the front side wall of the rack.
Preferably, a round hole matched with the outer diameter of the first rotating shaft is formed in the left side of the top of the box body, and the first rotating shaft is movably assembled in the round hole.
Preferably, a round hole matched with the outer diameter of the second rotating shaft is formed in the right side of the upper fixing groove, and the second rotating shaft is movably assembled in the round hole.
Preferably, the anti-skidding teeth are fixedly assembled on one opposite side of the upper fixing groove and the lower fixing groove, and the anti-skidding teeth are uniformly arranged along the length direction of the upper fixing groove.
Preferably, the right side of the rack is provided with a threaded hole matched with the screw rod, and the screw rod is assembled in the threaded hole in a threaded manner.
Preferably, the door is hinged and assembled on the right side of the bottom of the front side wall of the rack through a hinge, the observation port is fixedly assembled on the front side wall of the door, and the door handle is fixedly assembled on the right side of the front side wall of the door.
Preferably, the groove is matched with the high-strength bolt, and the high-strength bolt is sleeved and assembled in the groove.
Compared with the prior art, the utility model has the beneficial effects that: the high-strength bolt testing device is reasonable in structural design, the motor is started to drive the speed reducer to work, the first rotating shaft and the first belt pulley are driven to rotate, the belt pulley is driven to rotate to work, the second belt pulley is driven to rotate synchronously, the second rotating shaft is driven to rotate to work, the upper fixing groove moves downwards through the first rotating shaft and the second rotating shaft, the high-strength bolt is fixed through the upper fixing groove and the lower fixing groove, the anti-skidding teeth are fixedly assembled on one opposite side of the upper fixing groove and the lower fixing groove, the rotating friction force of the high-strength bolt is increased, the high-strength bolt is convenient to fix, the high-strength bolt is fixed firmly when the torque is measured, the misjudgment of the torque test is reduced, and the judgment of the torque coefficient of the high-strength bolt is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic sectional view of the case according to the present invention;
fig. 4 is a schematic top view of the upper fixing groove according to the present invention.
In the figure: 1. a frame; 2. a fixed block; 3. a box body; 4. a motor; 5. a speed reducer; 6. a first rotating shaft; 7. a first pulley; 8. a first fixing lever; 9. a belt; 10. a second pulley; 11. a second rotating shaft; 12. a second fixing bar; 13. an upper fixing groove; 14. a lower fixing groove; 15. a channel; 16. a screw; 17. a handle; 18. a torque sensor; 19. a sleeve; 20. a groove; 21. a connecting rod; 22. a wire; 23. a torque display; 24. and an operation port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a digital display testing device for torque coefficient of a high-strength bolt connection pair comprises a rack 1, wherein a fixed block 2 is fixedly assembled on the left side of the bottom of an inner cavity of the rack 1, a box body 3 is fixedly assembled on the top of the fixed block 2, a motor 4 is fixedly assembled on the top of the box body 3, a speed reducer 5 is fixedly assembled at the output end of the motor 4, a first rotating shaft 6 is fixedly assembled at the output end of the speed reducer 5, a first fixed rod 8 is fixedly assembled on the left side of the inner cavity of the box body 3, a second fixed rod 12 is fixedly assembled on the right side of the inner cavity of the box body 3, the first rotating shaft 6 extends to the inner cavity of the box body 3 and is movably assembled through a bearing and the top of the first fixed rod 8, a first belt pulley 7 is fixedly assembled on the top of the outer side wall of the first belt pulley 6, a belt 9 is movably assembled on the outer side wall of the inner cavity of the first belt pulley 7, a second belt pulley 10 is movably assembled on the side wall of the inner cavity of the second belt 9, the second rotating shaft 11 extends to the inner cavity of the box body 3 and is movably assembled with the top of a second fixing rod 12 through a bearing, the outer side wall of the first rotating shaft 6 is movably assembled with an upper fixing groove 13, the right side of the upper fixing groove 13 is movably assembled with the outer side wall of the second rotating shaft 11, the bottom of the inner cavity of the box body 3 is fixedly assembled with a lower fixing groove 14 and is positioned under the upper fixing groove 13, the right side of the box body 3 is provided with a channel 15, the right side of the frame 1 is screwed with a screw 16, the right side of the screw 16 is fixedly assembled with a handle 17, the left side of the screw 16 is fixedly assembled with a torque sensor 18, the output end of the torque sensor 18 is electrically connected with a lead 22, one side of the lead 22, far away from the torque sensor 18, is electrically connected with a torque display 23, the left side of the torque sensor 18 is fixedly assembled with a sleeve 19, the left side of the sleeve 19 is sleeved with a groove 20, the outer side wall of the sleeve 19 is fixedly assembled with a connecting rod 21, and the top of the connecting rod 21 and the right side of the top of the inner cavity of the frame 1 are fixedly assembled, an operation opening 24 is formed in the front side wall of the rack 1, the torque sensor 18 collects the rotation coefficient of the sleeve 19, and the torque sensor is connected with a torque display 23 through a lead 22 to display the effect in time;
referring to fig. 3, a circular hole adapted to the outer diameter of the first rotating shaft 6 is formed in the left side of the top of the box 3, and the first rotating shaft 6 is movably assembled in the circular hole;
referring to fig. 2 and 4, a circular hole matched with the outer diameter of the second rotating shaft 11 is formed in the right side of the upper fixing groove 13, the second rotating shaft 11 is movably assembled in the circular hole, and the second rotating shaft 11 and the first rotating shaft 6 rotate to drive the upper fixing groove 13 to move downwards;
referring to fig. 2, anti-slip teeth are fixedly assembled on the opposite sides of the upper fixing groove 13 and the lower fixing groove 14, the anti-slip teeth are uniformly arranged along the length direction of the upper fixing groove 13, the anti-slip teeth have an anti-slip effect on the high-strength bolt, when the torque coefficient is measured, rotation does not occur, and the error of the torque coefficient measurement is reduced;
referring to fig. 2, a threaded hole adapted to the screw 16 is formed in the right side of the frame 1, the screw 16 is screwed into the threaded hole, and the screw 16 extends out of the frame 1, so that the operation is facilitated;
referring to fig. 1, a door is hinged to the right side of the bottom of the front side wall of a rack 1 through a hinge, an observation port is fixedly arranged on the front side wall of the door, a door handle is fixedly arranged on the right side of the front side wall of the door, and the door has the functions of convenient maintenance and repair;
referring to fig. 2, the groove 20 is adapted to the high-strength bolt, and the high-strength bolt is sleeved in the groove 20, the groove 20 fixes one side of the high-strength bolt, so as to rotate the handle 17, and the groove 20 drives the high-strength bolt to rotate, thereby realizing the torque coefficient measurement.
The working principle is as follows: the high-strength bolt is placed into the rack 1 through the operation opening 24, one end of the high-strength bolt penetrates through the channel 15 and enters the box body 3, the other end of the high-strength bolt is sleeved and assembled in the groove 20, the motor 4 is started to drive the speed reducer 5 to work, the first rotating shaft 6 and the first belt pulley 7 are driven to rotate, the first belt pulley 7 drives the belt 9 to rotate and synchronously drives the second belt pulley 10 and the second rotating shaft 11 to rotate, the upper fixing groove 13 moves downwards through the first rotating shaft 6 and the second rotating shaft 11 to fix the high-strength bolt, anti-skidding teeth are fixedly assembled on one opposite sides of the upper fixing groove 13 and the lower fixing groove 14 to prevent the high-strength bolt from rotating after being fixed, the handle 17 is rotated to drive the sleeve 19 and the groove 20 to rotate, the torque sensor 18 collects a torque coefficient and is connected with a torque display 23 through a lead 22 to display in time, so that the high-strength bolt is convenient to fix, when the torque is measured, the high-strength bolt is fixed, misjudgment of torque test is reduced, judgment of the torque coefficient of the high-strength bolt is improved, and the function of the digital display testing device for the torque coefficient of the high-strength bolt connection pair is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a vice torque coefficient digital display testing arrangement of high strength bolted connection, includes frame (1), its characterized in that: the bottom left side of frame (1) inner chamber is fixed to be equipped with fixed block (2), just fixed block (2) top is fixed to be equipped with box (3), box (3) top is fixed to be equipped with motor (4), just motor (4) output end is fixed to be equipped with reduction gear (5), reduction gear (5) output end is fixed to be equipped with first pivot (6), the left side of box (3) inner chamber is fixed to be equipped with first dead lever (8), just the right side of box (3) inner chamber is fixed to be equipped with second dead lever (12), first pivot (6) extend to box (3) inner chamber after through bearing and first dead lever (8) top movable assembly, first pivot (6) lateral wall top is fixed to be equipped with first belt pulley (7), just first belt pulley (7) lateral wall movable belt (9) is equipped with, the utility model discloses a belt (9) is characterized in that the activity is equipped with second belt pulley (10) on the lateral wall of belt (9) inner chamber, just fixed being equipped with second pivot (11) on the lateral wall of second belt pulley (10) inner chamber, second pivot (11) extend to box (3) inner chamber back through bearing and second dead lever (12) top activity assembly, first pivot (6) lateral wall activity is equipped with fixed slot (13), just go up fixed slot (13) right side and second pivot (11) lateral wall activity assembly, the bottom of box (3) inner chamber is fixed to be equipped with down fixed slot (14) and to be located under fixed slot (13), just passageway (15) have been seted up on box (3) right side, frame (1) right side spiro union is equipped with screw rod (16), just screw rod (16) right side fixed being equipped with handle (17), screw rod (16) left side fixed being equipped with torque sensor (18), and torque sensor (18) output electric connection has wire (22), one side electric connection torque display (23) of torque sensor (18) are kept away from in wire (22), torque sensor (18) left side fixed assembly has sleeve (19), just sleeve (19) left side cup joints and is equipped with recess (20), sleeve (19) lateral wall fixed assembly has connecting rod (21), just the top right side fixed assembly of connecting rod (21) top and frame (1) inner chamber, operation mouth (24) have been seted up to the lateral wall before frame (1).
2. The digital display testing device for the torque coefficient of the high-strength bolt connection pair according to claim 1, characterized in that: the left side of the top of the box body (3) is provided with a round hole matched with the outer diameter of the first rotating shaft (6), and the first rotating shaft (6) is movably assembled in the round hole.
3. The digital display testing device for the torque coefficient of the high-strength bolt connection pair according to claim 1, characterized in that: and a round hole matched with the outer diameter of the second rotating shaft (11) is formed in the right side of the upper fixing groove (13), and the second rotating shaft (11) is movably assembled in the round hole.
4. The digital display testing device for the torque coefficient of the high-strength bolt connection pair according to claim 1, characterized in that: the anti-skidding tooth is fixedly assembled on one side, opposite to the upper fixing groove (13) and the lower fixing groove (14), of the anti-skidding tooth and is evenly arranged along the length direction of the upper fixing groove (13).
5. The digital display testing device for the torque coefficient of the high-strength bolt connection pair according to claim 1, characterized in that: the right side of the rack (1) is provided with a threaded hole matched with the screw rod (16), and the screw rod (16) is assembled in the threaded hole in a threaded mode.
6. The digital display testing device for the torque coefficient of the high-strength bolt connection pair according to claim 1, characterized in that: the door is hinged and assembled on the right side of the bottom of the front side wall of the rack (1) through a hinge, the observation port is fixedly assembled on the front side wall of the door, and the door handle is fixedly assembled on the right side of the front side wall of the door.
7. The digital display testing device for the torque coefficient of the high-strength bolt connection pair according to claim 1, characterized in that: the groove (20) is matched with the high-strength bolt, and the high-strength bolt is sleeved and assembled in the groove (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122618504.8U CN216081862U (en) | 2021-10-29 | 2021-10-29 | High strength bolted connection pair torque coefficient digital display testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122618504.8U CN216081862U (en) | 2021-10-29 | 2021-10-29 | High strength bolted connection pair torque coefficient digital display testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216081862U true CN216081862U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122618504.8U Active CN216081862U (en) | 2021-10-29 | 2021-10-29 | High strength bolted connection pair torque coefficient digital display testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216081862U (en) |
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2021
- 2021-10-29 CN CN202122618504.8U patent/CN216081862U/en active Active
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