CN218629353U

CN218629353U - Asphalt mixture rut test equipment

Info

Publication number: CN218629353U
Application number: CN202222808368.3U
Authority: CN
Inventors: 周远聪; 叶国聪; 谢辉
Original assignee: Foshan Shunde Construction Engineering Quality And Safety Supervision And Testing Center Co ltd
Current assignee: Guangdong Shunrong Testing Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-14
Anticipated expiration: 2032-10-24

Abstract

The utility model belongs to the technical field of bituminous mixture test equipment technique and specifically relates to a bituminous mixture rut test equipment is related to, and it includes the workstation, the top of workstation is slided and is installed the mounting panel, the test piece box is installed at the top of mounting panel, the test piece box is used for depositing the test material, install at the top of workstation and be used for the drive the reciprocating sliding's of mounting panel drive assembly, the portal frame is installed at the top of workstation, the mount is installed to the bottom of portal frame, the bottom of portal frame is installed and is used for control the elevating system that the mount goes up and down, just the bottom of mount is rotated and is installed the test piece, the bottom surface of test piece is the cambered surface setting, just the bottom surface of test piece is used for with test material looks butt. This application has the effect that can fully push down the test material in the test piece box in the experimentation.

Description

Asphalt mixture rut test equipment

Technical Field

The application relates to the technical field of asphalt mixture test equipment, in particular to asphalt mixture rutting test equipment.

Background

In recent years, with the rapid development of the economy in China, the road traffic construction industry serving the economic development has attracted attention. In the road network structure of China, as the asphalt pavement has the advantages of comfortable running, good visual effect, low noise, convenient maintenance and repair and the like, all levels of roads adopt the asphalt pavement as a main pavement form.

In the design of the asphalt mixture specified in the technical Specification for the construction of the asphalt pavement of the highway in China, the stability of the designed asphalt mixture is verified by adopting a rutting test. The asphalt pavement rut testing machine is a special device for testing the rut resistance of asphalt pavement in a laboratory environment.

In the related technology, the asphalt pavement axle testing machine adopts a testing wheel to roll the testing material, because the testing wheel is rotatably arranged at the bottom of the pressure device, and the testing material is the asphalt mixture filled in the test piece box. In the test process, the test material is driven to reciprocate by the reciprocating mechanism, so that the test wheel carries out reciprocating rolling on the asphalt mixture, and the rutting effect is simulated.

To the correlation technique among the above-mentioned, the inventor thinks at reciprocal in-process that rolls, because the motion between test wheel and the experimental material is parallel relatively, consequently, after rolling for a period of time, the experimental material sinks under the effect of pressure, nevertheless because the existence of test piece box side, when the position of test wheel removal test piece box side, because the butt effect of test wheel and test piece box side for the test wheel can't be fine pushes down the bituminous mixture of test piece box side position.

SUMMERY OF THE UTILITY MODEL

In order to be able to fully push down the test material in the test piece box in the test process, the application provides an asphalt mixture rut test equipment.

The application provides a bituminous mixture rut test equipment adopts following technical scheme:

the utility model provides an asphalt mixture rut test equipment, includes the workstation, the mounting panel is installed in sliding at the top of workstation, the test piece box is installed at the top of mounting panel, the test piece box is used for depositing experimental material, install at the top of workstation and be used for the drive assembly of mounting panel reciprocating sliding, the portal frame is installed at the top of workstation, the mount is installed to the bottom of portal frame, the bottom of portal frame is installed and is used for control the lifting unit that the mount goes up and down, just the bottom of mount is rotated and is installed experimental piece, the bottom surface of experimental piece is the cambered surface setting, just the bottom surface of experimental piece is used for with experimental material looks butt.

Through adopting the above technical scheme, in operation, fill the test material in the test piece box, then drive the test piece through lifting unit control mount and push down, make the bottom surface and the test material looks butt of test piece, start drive assembly this moment, drive assembly drive mounting panel carries out reciprocating motion, and drive test piece box reciprocating motion, thereby through the frictional force between test material and the test piece, make the test piece swing, and through the butt between the cambered surface of test piece bottom and the test material, realize the pushing down effect to the test material, thereby accomplish the experiment, and the ground of test piece is the setting of cambered surface, can replace the test wheel to push down the test material, the bottom surface of test piece can laminate with the test piece box simultaneously, and then can also push down the test material of test piece box side position, be favorable to carrying out the effect of fully pushing down to the test material in the test piece box in the testing process.

Optionally, drive assembly includes driving motor, crank and connecting rod, driving motor is vertical the installation the top surface of workstation, just articulate one end with driving motor's drive shaft fixed connection, articulate the other end with the connecting rod is articulated, the other end of connecting rod with one side of mounting panel is articulated to be set up.

Through adopting above-mentioned technical scheme, start driving motor, driving motor drive crank rotates to make the crank drive the connecting rod swing, and then make the mounting panel slide along reciprocating of slip direction.

Optionally, the lifting assembly is a lifting cylinder, the lifting cylinder is vertically installed at the bottom of the portal frame, and a telescopic rod of the lifting cylinder is fixedly connected with the top of the fixing frame.

Through adopting above-mentioned technical scheme, when starting the lift cylinder, the telescopic link of lift cylinder can drive the mount and carry out reciprocating motion along vertical direction to realize the lift of mount.

Optionally, the length of the bottom surface of the test block is equal to the length of the test piece box.

Through adopting above-mentioned technical scheme, the bottom surface length of test piece and the equal setting of length of test piece box can make the bottom surface of test piece and the top surface length of test piece box laminate mutually to be favorable to fully pushing down the experimental material in the test piece box.

Optionally, a positioning assembly is installed at the top of the installation plate, and the positioning assembly is used for fixing the test piece box.

Through adopting above-mentioned technical scheme, locating component's setting can fix a position the test piece box, also conveniently fixes the test piece box moreover.

Optionally, the locating component comprises a locating block, the locating block is fixedly mounted at the top of the mounting plate, a locking block is fixedly mounted at the top of the mounting plate, the locking block is matched with the locating block and used for fixing the mounting plate, a locking bolt is connected to the side wall of the locking block through threads, and the locking bolt is used for abutting against the test piece box.

By adopting the technical scheme, the test piece box is clamped between the locking block and the positioning block during testing, and then the locking bolt is screwed to tightly support the test piece box, so that the test piece box is positioned and fixed.

Optionally, a handle is mounted on the side wall of the specimen box.

Through adopting above-mentioned technical scheme, the setting of handle can make things convenient for the staff to take the test piece box.

Optionally, a dust cover is fixed to the top of the workbench, the dust cover is installed right above the driving motor, and an opening for the connecting rod to extend out is formed in one side of the dust cover.

Through adopting above-mentioned technical scheme, the setting of shield can protect driving motor, improves driving motor's life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. during operation, test materials are filled in the test piece box, then the fixing frame is controlled by the lifting assembly to drive the test piece to be pressed downwards, so that the bottom surface of the test piece is abutted to the test materials, the driving assembly is started at the moment, the driving assembly drives the mounting plate to move in a reciprocating manner and drives the test piece box to move in a reciprocating manner, the test piece is made to swing through the friction force between the test materials and the test piece, the pressing-down effect on the test materials is realized through the abutting between the cambered surface at the bottom of the test piece and the test materials, so that the test is completed, the ground of the test piece is arranged in a cambered surface manner, the test piece can be pressed downwards instead of a test wheel, the bottom surface of the test piece can be attached to the test piece box, the test materials at the side edge position of the test piece box can be pressed downwards, and the test materials in the test piece box can be fully pressed downwards in the test process;

2. the length of the bottom surface of the test block is equal to that of the test piece box, so that the bottom surface of the test block can be attached to the top surface of the test piece box, and the test material in the test piece box can be fully pressed;

3. the positioning assembly is arranged, so that the test piece box can be positioned and is convenient to fix;

4. due to the arrangement of the handle, a worker can conveniently take the test piece box;

5. due to the arrangement of the dustproof cover, the driving motor can be protected, and the service life of the driving motor is prolonged.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an asphalt rutting test device in the embodiment of the present application.

FIG. 2 is a schematic view of a hidden overall structure of an asphalt rutting test device in an embodiment of the present application.

Description of reference numerals:

1. a work table; 2. mounting a plate; 3. a test piece box; 4. a drive assembly; 41. a drive motor; 42. a crank; 43. a connecting rod; 5. a slide rail; 6. a gantry; 7. a fixed mount; 8. a lifting cylinder; 9. a test block; 10. a dust cover; 11. a positioning assembly; 111. positioning blocks; 112. locking the bolt; 113. a locking block; 114. a propping plate; 13. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses asphalt mixture rut test equipment. Referring to fig. 1 and 2, the asphalt mixture rut test equipment comprises a workbench 1, a mounting plate 2 is slidably mounted at the top of the workbench 1, a test piece box 3 is mounted at the top of the mounting plate 2, and the test piece box 3 is used for storing test materials. The top of the working table 1 is provided with a driving assembly 4 for driving the mounting plate 2 to slide back and forth. A portal frame 6 is installed at the top of the workbench 1, a fixing frame 7 is installed at the bottom of the portal frame 6, a lifting assembly used for controlling the lifting of the fixing frame 7 is installed at the bottom of the portal frame 6, a test block 9 is installed at the bottom of the fixing frame 7 in a rotating mode, and the rotating direction of the test block 9 is parallel to the sliding direction of the mounting plate 2. The bottom surface of the test block 9 is arranged in a cambered surface mode, and the bottom surface of the test block 9 is used for being abutted to a test material, so that the test material is pressed downwards.

Specifically, the length of the bottom surface of the test block 9 is equal to that of the test piece box 3, so that the bottom surface of the test block 9 is attached to the length of the top surface of the test piece box 3, and the test material in the test piece box 3 can be fully pressed down during testing.

During operation, pack the test material in test piece box 3, then drive test piece 9 through elevating assembly control mount 7 and push down, make the bottom surface and the test material looks butt of test piece 9, start drive assembly 4 this moment, drive assembly 4 drive mounting panel 2 carries out reciprocating motion, and drive test piece box 3 reciprocating motion, thereby through the frictional force between test material and the test piece 9, make test piece 9 swing, and through the butt between the cambered surface of test piece 9 bottom and the test material, realize the effect of pushing down the test material, thereby accomplish the experiment, and the ground of test piece 9 is the setting of cambered surface, can replace the test wheel to push down the test material, the bottom surface of test piece 9 can laminate with test piece box 3 simultaneously, and then can also push down the test material of test piece box 3 side position, be favorable to carrying out the effect of abundant pushing down to the test material in test piece box 3 in the course.

Referring to fig. 1 and 2, two slide rails 5 are fixedly mounted on the top surface of the workbench 1, and the two slide rails 5 are parallel to each other. The bottom fixed mounting of mounting panel 2 has the slider, and the spout has been seted up to the bottom of slider, and the spout slides with slide rail 5 and cooperates to can realize that mounting panel 2 slides and install the setting at the mount table top.

Referring to fig. 1 and 2, the driving assembly 4 includes a driving motor 41, a crank 42 and a connecting rod 43, the driving motor 41 is vertically installed on the top surface of the worktable 1, one end of the crank 42 is fixedly connected with a driving shaft of the driving motor 41, the other end of the crank 42 is hinged to the connecting rod 43, and the other end of the connecting rod 43 is hinged to one side of the mounting plate 2. During operation, the driving motor 41 is started, and the driving motor 41 drives the crank 42 to rotate, so that the crank 42 drives the connecting rod 43 to swing, and the mounting plate 2 slides back and forth along the sliding rail 5.

Referring to fig. 1 and 2, a dust cap 10 is fixed to the top of the table 1, the dust cap 10 is installed right above the driving motor 41, and an opening through which the connecting rod 43 extends is opened on one side of the dust cap 10. The arrangement of the dust cover 10 can protect the driving motor 41, and the service life of the driving motor 41 is prolonged.

Referring to fig. 1 and 2, a positioning assembly 11 is mounted on the top of the mounting plate 2, the positioning assembly 11 includes a positioning block 111, and the positioning block 111 is fixedly mounted on the top of the mounting plate 2 and is used for positioning the test piece box 3. And the top fixed mounting of mounting panel 2 has latch segment 113, and in this embodiment, latch segment 113 is provided with two, and two latch segments 113 are located the one side that mounting panel 2 kept away from locating piece 111 and are the symmetry setting along vertical center line. The locking block 113 is matched with the positioning block 111 for fixing the mounting plate 2. The side wall of the locking block 113 is connected with a locking bolt 112 through a thread, a tightening plate 114 is fixed on the side wall of the test piece box 3, and the locking bolt 112 is used for tightening the tightening plate 114, so that the test piece box 3 can be fixed.

Referring to fig. 1 and 2, a handle 13 is installed on the side wall of the test piece box 3, and the arrangement of the handle 13 can facilitate the worker to take the test piece box 3.

Referring to fig. 1 and 2, the lifting assembly is a lifting cylinder 8, the lifting cylinder 8 is vertically installed at the bottom of the portal frame 6, and a telescopic rod of the lifting cylinder 8 is fixedly connected with the top of the fixing frame 7. During the experiment, the telescopic link of lift cylinder 8 can drive mount 7 and carry out reciprocating motion along vertical direction to realize the lift of mount 7.

The implementation principle of the asphalt mixture rut test equipment in the embodiment of the application is as follows:

during the experiment, put into test piece box 3 with experimental material, then fix test piece box 3 through locating component 11, then start 8 drive test blocks of lift cylinder 9 and push down, make the bottom surface and the experimental material looks butt of test blocks 9, start driving motor 41 this moment, thereby make mounting panel 2 carry out reciprocating motion along slide rail 5, make test blocks 9 swing, and through the butt between the cambered surface of test blocks 9 bottom and the experimental material, the realization is to the pushing down effect of experimental material, accomplish the experiment.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Asphalt mixture rut test equipment, including workstation (1), its characterized in that: the utility model discloses a test piece, including workstation (1), mounting panel (2), test piece box (3) are installed at the top of mounting panel (2), test piece box (3) are used for depositing experimental material, the top of workstation (1) is installed and is used for the drive mounting panel (2) reciprocating sliding's drive assembly (4), portal frame (6) are installed at the top of workstation (1), mount (7) are installed to the bottom of portal frame (6), the bottom of portal frame (6) is installed and is used for control the lifting unit that mount (7) go up and down, just test piece (9) are installed in the bottom rotation of mount (7), the bottom surface of test piece (9) is the cambered surface setting, just the bottom surface of test piece (9) is used for with experimental material looks butt.

2. The asphalt rutting test equipment according to claim 1, wherein: drive assembly (4) include driving motor (41), crank (42) and connecting rod (43), driving motor (41) are vertical the installation the top surface of workstation (1), just the one end of crank (42) with driving motor (41)'s drive shaft fixed connection, the other end of crank (42) with connecting rod (43) are articulated, the other end of connecting rod (43) with the articulated setting in one side of mounting panel (2).

3. The asphalt rutting test equipment according to claim 1, wherein: the lifting assembly is a lifting cylinder (8), the lifting cylinder (8) is vertically installed at the bottom of the portal frame (6), and a telescopic rod of the lifting cylinder (8) is fixedly connected with the top of the fixing frame (7).

4. The asphalt rutting test equipment according to claim 1, wherein: the length of the bottom surface of the test block (9) is equal to that of the test piece box (3).

5. The asphalt rutting test equipment according to claim 1, wherein: locating component (11) are installed at the top of mounting panel (2), locating component (11) are used for right test piece box (3) are fixed.

6. The asphalt rutting test equipment according to claim 5, wherein: locating component (11) is including locating piece (111), locating piece (111) fixed mounting be in the top of mounting panel (2), just the top fixed mounting of mounting panel (2) has latch segment (113), latch segment (113) with locating piece (111) cooperation is used for fixing mounting panel (2), the lateral wall through thread connection of latch segment (113) has locking bolt (112), locking bolt (112) are used for supporting tightly test piece box (3).

7. The asphalt mix rut test equipment according to claim 1, wherein: and a handle (13) is arranged on the side wall of the test piece box (3).

8. The asphalt rutting test equipment according to claim 2, wherein: the top of the workbench (1) is fixed with a dustproof cover (10), the dustproof cover (10) is installed right above the driving motor (41), and one side of the dustproof cover (10) is provided with an opening for the connecting rod (43) to extend out.