Asphalt ductility tester
Technical Field
The utility model relates to the technical field of asphalt ductility determination, in particular to an asphalt ductility tester.
Background
Asphalt ductility tests are used to determine the ductility of materials such as road petroleum asphalt, polymer modified asphalt, liquid petroleum asphalt distillation residue, and emulsified asphalt evaporation residue. Asphalt ductility is an important index for evaluating asphalt plasticity and measuring asphalt low-temperature performance, the asphalt ductility has a large influence on the performance of an asphalt mixture, the ductility is larger, the ductility indicates that the asphalt plasticity and the low-temperature performance are relatively better, the ductility of asphalt refers to the maximum length that asphalt in unit volume can stretch, the ductility requirements of pavements with different requirements on asphalt in different road sections are different, most of existing ductility testers have larger volumes, the moving and position changing are not convenient, and the height adjustment of the existing testers is not convenient.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
The technical task of the utility model is to provide an asphalt ductility tester aiming at the defects so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an asphalt ductility tester comprises a tester body, wherein a base is arranged at the bottom end of the tester body, a first motor is fixedly connected at the inner bottom end of the base, a first threaded rod is fixedly connected with an output shaft of the first motor, a first threaded sleeve is in threaded connection with the surface of the first threaded rod, the top end of the first threaded sleeve penetrates through the base and is fixedly connected with the tester body, baffles are symmetrically connected inside the base, a sliding mechanism is arranged between the first threaded sleeve and the baffles, a second motor is fixedly connected with the inner walls of two sides of the base, a rotating shaft is fixedly connected with the output shaft of the second motor, a transmission mechanism is fixedly connected with one end of the rotating shaft, a second threaded sleeve is fixedly connected with the transmission mechanism, a second threaded rod is in threaded connection with the inner part of the second threaded sleeve, and a limiting mechanism is arranged on one side of the second threaded rod, the bottom fixedly connected with universal wheel of threaded rod two, control mechanism is installed to the one side of tester body.
Further, slide mechanism includes spout and slider, the spout has all been seted up to the one side of baffle, the inside sliding connection of spout has the slider, the slider with thread bush a fixed connection.
Furthermore, the transmission mechanism comprises a first bevel gear and a second bevel gear, one end of the rotating shaft is fixedly connected with the first bevel gear, one side of the first bevel gear is meshed with the second bevel gear, and the second bevel gear is fixedly connected with the second threaded sleeve.
Furthermore, stop gear includes spacing groove, limiting slide and gag lever post, the spacing groove has been seted up to one side of threaded rod two, the inside sliding connection of spacing groove has limiting slide, limiting slide with fixedly connected with gag lever post between the base inner wall.
Further, control mechanism includes control panel, control panel is installed to the one side of tester body, motor one with motor two all with control panel electric connection.
Furthermore, the surface cover of thread bush two is equipped with the location axle sleeve, the location axle sleeve pass through the connecting rod with base inner wall fixed connection.
Furthermore, four corners of the bottom of the base are fixedly connected with supporting legs.
The utility model has the beneficial effects that:
1. this pitch ductility tester, through setting up the tester body, a pedestal, motor one, threaded rod one, thread bush one, the baffle, motor two, the apparatus further comprises a rotating shaft, thread bush two, threaded rod two and universal wheel, can make threaded rod one rotate under the drive of motor one, thereby make the thread bush drive tester body remove, thereby can adjust the height of tester body, the people of being convenient for use, and make thread bush two rotate under the drive of motor two, thereby make threaded rod two drive the universal wheel and remove downwards, and then can be convenient for the removal of tester body.
2. Through setting up slide mechanism, not only can be convenient for the first thread bush on the surface removal of threaded rod one, also can restrict the first thread bush and do not rotate along with the rotation of threaded rod one when removing simultaneously to make the more stable of the first thread bush removal.
3. Through setting up the location axle sleeve, can be connected thread bush two with base inner wall to make thread bush two pivoted more stable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an asphalt ductility tester according to an embodiment of the present invention;
fig. 2 is an enlarged view at a in fig. 1.
Reference numerals:
1. a tester body; 2. a base; 3. a first motor; 4. a first threaded rod; 5. sleeving a first thread; 6. a baffle plate; 7. a second motor; 8. a rotating shaft; 9. a second thread sleeve; 10. a second threaded rod; 11. a universal wheel; 12. a chute; 13. a slider; 14. a first bevel gear; 15. a second bevel gear; 16. a limiting groove; 17. a limiting slide block; 18. a limiting rod; 19. a control panel; 20. positioning the shaft sleeve; 21. support the feet.
Detailed Description
The utility model is further described with reference to the following figures and specific examples.
The first embodiment is as follows:
referring to fig. 1-2, an asphalt ductility tester according to an embodiment of the present invention includes a tester body 1, a base 2 is disposed at a bottom end of the tester body 1, a motor i 3 is fixedly connected to an inner bottom end of the base 2, a threaded rod i 4 is fixedly connected to an output shaft of the motor i 3, a threaded sleeve i 5 is threadedly connected to a surface of the threaded rod i 4, a top end of the threaded sleeve i 5 penetrates through the base 2 and is fixedly connected to the tester body 1, baffles 6 are symmetrically connected to an inner portion of the base 2, a sliding mechanism is disposed between the threaded sleeve i 5 and the baffles 6, a motor ii 7 is fixedly connected to inner walls of two sides of the base 2, a rotating shaft 8 is fixedly connected to an output shaft of the motor ii 7, a transmission mechanism is fixedly connected to one end of the rotating shaft 8, and a threaded sleeve ii 9 is fixedly connected to the transmission mechanism, the inside threaded connection of the second thread bush 9 has a second threaded rod 10, one side of the second threaded rod 10 is provided with a limiting mechanism, the bottom fixedly connected with universal wheel 11 of the second threaded rod 10, and a control mechanism is installed on one side of the tester body 1.
Through the scheme of the utility model, the first threaded rod 4 can be driven by the first motor 3 to rotate, so that the first threaded sleeve 5 drives the tester body 1 to move, the height of the tester body 1 can be adjusted, and the tester is convenient for people to use, and the second threaded sleeve 9 is driven by the second motor 7 to rotate, so that the second threaded rod 10 drives the universal wheel 11 to move downwards, and further the tester body 1 can be moved conveniently.
Example two:
referring to fig. 1-2, for the sliding mechanism, the sliding mechanism includes a sliding groove 12 and a sliding block 13, one surface of the baffle 6 is provided with the sliding groove 12, the sliding block 13 is connected inside the sliding groove 12 in a sliding manner, the sliding block 13 is fixedly connected with the first threaded sleeve 5, for the transmission mechanism, the transmission mechanism includes a first bevel gear 14 and a second bevel gear 15, one end of the rotating shaft 8 is fixedly connected with the first bevel gear 14, one side of the first bevel gear 14 is engaged with the second bevel gear 15, the second bevel gear 15 is fixedly connected with the second threaded sleeve 9, for the limiting mechanism, the limiting mechanism includes a limiting groove 16, a limiting sliding block 17 and a limiting rod 18, one side of the second threaded rod 10 is provided with a limiting groove 16, the inside of the limiting groove 16 is connected with the limiting sliding block 17 in a sliding manner, and the limiting rod 18 is fixedly connected between the limiting sliding block 17 and the inner wall of the base 2, for control mechanism, control mechanism includes control panel 19, control panel 19 is installed to the one side of tester body 1, motor one 3 with motor two 7 all with control panel 19 electric connection, for thread bush two 9, the surface cover of thread bush two 9 is equipped with location axle sleeve 20, location axle sleeve 20 through the connecting rod with 2 inner wall fixed connection of base, for base 2, the equal fixedly connected with supporting legs 21 in base 2's bottom four corners.
Through the scheme of the utility model, the sliding mechanism is arranged, so that the first threaded sleeve 5 can move on the surface of the first threaded rod 4 conveniently, and the first threaded sleeve 5 can be limited not to rotate along with the rotation of the first threaded rod 4 when moving, so that the first threaded sleeve 5 can move more stably.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In the time of practical application, starter motor 3, motor 3 drives threaded rod 4 and rotates, threaded rod 4 drives thread bush 5 and removes, thereby make thread bush 5 drive tester body 1 and reciprocate, thereby can adjust the height of tester body 1, the people of the different heights of being convenient for use, when needs move tester body 1, can starter motor two 7, motor two 7 drives pivot 8 and rotates, pivot 8 drives bevel gear 14 and rotates, bevel gear 14 drives bevel gear two 15 through the meshing and rotates, thereby make thread bush two 9 rotate, thread bush two 9 drives threaded rod two 10 and moves down, thereby make universal wheel 11 move down, thereby be convenient for remove.
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.