CN219201220U

CN219201220U - Asphalt mixture rut testing machine for road detection

Info

Publication number: CN219201220U
Application number: CN202221220573.1U
Authority: CN
Inventors: 崔冉
Original assignee: Suzhou Suxin Highway Engineering Test And Inspection Co ltd
Current assignee: Suzhou Suxin Highway Engineering Test And Inspection Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2023-06-16
Anticipated expiration: 2032-05-20

Abstract

The utility model discloses an asphalt mixture rut testing machine for road detection, which comprises a shell, a sample mechanism and a testing clamp, wherein the testing clamp is arranged at the bottom end of the shell, and the sample mechanism is arranged in the shell; the test fixture comprises a test bed, a sliding rail and a sample, wherein sliding grooves are formed in two sides of the bottom end of the test bed. When the test bench is used for clamping the test sample, the test bench is pulled outwards at the moment, then the test sample is placed in the middle of the top end of the test bench, the driving gear drives the driving gear to rotate through the driving rod, and the driving gear drives the two clamping plates to push inwards simultaneously through the driving toothed rod, so that the test sample is clamped and fixed in the middle position of the test bench.

Description

Asphalt mixture rut testing machine for road detection

Technical Field

The utility model relates to the technical field of engineering detection, in particular to an asphalt mixture rut tester for road detection.

Background

The asphalt mixture rut test is to manufacture a standard asphalt plate test piece by a standard molding method, to press tire on the asphalt plate test piece and walk on the asphalt plate test piece at a specified temperature, to measure the number of times of walking, namely the dynamic stability, required by each increase of 1mm deformation of the test piece in the deformation stabilization period.

At present, chinese patent publication No. cn201820520494.X discloses a full-automatic asphalt mixture rut testing machine, including workstation, setting up mount pad, sliding connection on the mount pad of workstation slide the seat, the top surface of workstation is fixed with the test bench that is used for placing the asphalt slab test piece, slide and be provided with first driving piece on the seat, be fixed with on the first driving piece be used for with the pinch roller subassembly of asphalt slab test piece butt, the pinch roller subassembly is risen or descends by first driving piece drive. The first driving piece comprises a footstock which is connected with the inner top of the protective cover in a sliding way and a first oil cylinder which is fixed on the footstock, the first oil cylinder can directly drive the pinch roller component to ascend or descend, an additional transmission component is not required to be installed like a motor so as to convert circumferential rotation into linear motion, the capacity loss is reduced, and the efficiency is high.

Although the rut forming machine can perform rut test, when a test block is installed, the test block needs to be installed at the middle position of a test bed to ensure the accuracy of the test, in the prior art, the position of a sample needs to be manually measured and calibrated, and a large error exists in the manually determined position, so that the test result is disturbed.

Therefore, how to provide an asphalt mixture rut testing machine for road detection so as to solve the problems existing in the prior art, and has important significance for application.

Disclosure of Invention

In view of this, the purpose of this application is to provide an asphalt mixture rut testing machine for road detection to solve the position that needs the manual measurement and calibrate the sample among the prior art, and the manual determination position has great error, thereby disturbs test result problem.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the asphalt mixture rut tester for road detection comprises a shell, a sample mechanism and a test clamp, wherein the test clamp is arranged at the bottom end of the shell, and the sample mechanism is arranged in the shell;

the test fixture comprises a test bed, sliding rails and a sample, wherein sliding grooves are formed in two sides of the bottom end of the test bed, the sliding rails are in sliding connection with the sliding grooves, guide rods are in sliding connection with two sides of the test bed, clamping plates are fixedly connected with one sides of the clamping plates, transmission rods are fixedly connected with two sides of the bottom end of the test bed, transmission gears are fixedly connected with the top ends of the transmission rods, driving gears are fixedly connected with the bottom ends of the transmission rods, the transmission gears are in meshed connection with the transmission rods, tooth grooves are formed in one side of the sliding rails, the tooth grooves are in meshed connection with the driving gears, the sample is placed in the test bed, the two clamping plates are located on two sides of the sample respectively, limiting blocks are fixedly connected with the middle parts of the top ends of the test bed, and the limiting blocks are attached to the back surfaces of the sample.

As a preferable technical scheme of the utility model, the sample mechanism comprises a gear box, a motor, a rotating disc, a crankshaft, a lifting rod, a lifting seat, a test wheel, a sliding seat, a support, an adjusting hand wheel and a support, wherein the bottom end of the support is fixedly connected with a shell, the top ends of the support are fixedly connected through a sliding rod, the sliding seat is in sliding connection with the sliding rod, the top end of the sliding seat is provided with the adjusting hand wheel, the top end of the adjusting hand wheel is fixedly connected with the support, the telescopic end of the adjusting hand wheel is fixedly connected with the lifting rod, the lifting seat is arranged at the bottom end of the lifting rod, and the test wheel is arranged below the lifting seat.

As a preferable technical scheme of the utility model, the gear box is fixedly connected with the shell, the motor is arranged on one side of the gear box, an output shaft of the motor is in transmission connection with the gear box, the rotating disc is arranged on the output shaft of the gear box, and the rotating disc is in transmission connection with the sliding seat through a crankshaft.

As a preferable technical scheme of the utility model, the front surface of the test stand is fixedly connected with a handle, and the handle is fixedly connected with the shell through a positioning rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the test bed is used for clamping the test sample, the test bed is pulled outwards at the moment, then the test sample is placed in the middle of the top end of the test bed, then the test bed is pushed inwards, at the moment, the test bed slides inwards, the driving gear is meshed with the tooth grooves on the side of the sliding rail, so that the driving gear rotates, the driving gear drives the driving gear to rotate through the driving rod, and the driving gear drives the two clamping plates to simultaneously push inwards through the driving toothed rod, so that the test sample is clamped, and the test sample is fixed in the middle position of the test bed.

2. After the test is finished, the test bed is pulled out, and in the process of pulling out the test bed, the driving gear drives the driving gear to rotate through the driving rod, and the driving gear drives the two clamping plates to move at the two sides simultaneously through the driving toothed rod, so that the clamping is released.

The foregoing description is only a summary of the technical solutions of the present application, so that the technical means of the present application may be implemented according to the content of the specification, and so that the foregoing and other objects, features and advantages of the present application may be more clearly understood, the following detailed description of the preferred embodiments of the present application is given in conjunction with the accompanying drawings.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of the specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the structure of the test fixture of the present utility model;

FIG. 3 is a top view of the structure of the test fixture of the present utility model.

In the figure: 1. a housing; 2. a test fixture; 3. a gear box; 4. a motor; 5. a rotating disc; 6. a crankshaft; 7. a lifting rod; 8. a support; 9. an adjusting hand wheel; 10. a sliding seat; 11. a slide bar; 12. a lifting seat; 13. a test wheel; 14. a bracket; 15. a test bed; 16. a clamping plate; 17. a transmission gear; 18. a transmission toothed bar; 19. a transmission rod; 20. a chute; 21. a slide rail; 22. tooth slots; 23. a drive gear; 24. a sample; 25. a handle; 26. a positioning rod; 27. a guide rod; 28. and a limiting block.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided merely to facilitate a thorough understanding of embodiments of the present application. It will therefore be apparent to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.

Furthermore, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The term "and/or" is herein merely an association relationship describing an associated object, meaning that there may be three relationships, e.g., a and/or B, may represent: the terms "/and" herein describe another associative object relationship, indicating that there may be two relationships, e.g., a/and B, may indicate that: the character "/" herein generally indicates that the associated object is an "or" relationship.

It is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprise," "include," or any other variation thereof, are intended to cover a non-exclusive inclusion.

Referring to fig. 1-3, the utility model provides a technical scheme of an asphalt mixture rut testing machine for road detection, which comprises the following steps: the device comprises a shell 1, a sample mechanism and a test fixture 2, wherein the test fixture 2 is arranged at the bottom end of the shell 1, and the sample mechanism is arranged in the shell 1;

the test fixture 2 comprises a test bench 15, a sliding rail 21 and a sample 24, wherein sliding grooves 20 are formed in two sides of the bottom end of the test bench 15, the sliding rail 21 is in sliding connection with the sliding grooves 20, guide rods 27 are in sliding connection with two sides of the test bench 15, clamping plates 16 are fixedly connected with ends of the guide rods 27, one side of each clamping plate 16 is fixedly connected with a transmission toothed bar 18, two sides of the bottom end of the test bench 15 are respectively and rotatably connected with a transmission rod 19, the top end of each transmission rod 19 is fixedly connected with a transmission gear 17, the bottom end of each transmission rod 19 is fixedly connected with a driving gear 23, the transmission gears 17 are in meshed connection with the transmission toothed bars 18, tooth grooves 22 are formed in one side of the sliding rail 21 and are in meshed connection with the driving gears 23, the sample 24 is placed in the test bench 15, the two clamping plates 16 are respectively located on two sides of the sample 24, the middle of the top end of the test bench 15 is fixedly connected with a limiting block 28, and the limiting block 28 is attached to the back of the sample 24.

In this embodiment, the test bench 15 is pulled out, then the sample is placed in the middle of the top end of the test bench 15, then the test bench 15 is pushed in, at this time, because the test bench 15 slides in, the driving gear 23 is meshed with the teeth 22 at the side of the sliding rail 21, so that the driving gear 23 rotates, the driving gear 23 drives the driving gear 17 to rotate through the driving rod 19, the driving gear 17 drives the two clamping plates 16 to push inwards through the driving toothed rod 18, so as to clamp the sample 24, and the sample 24 is fixed in the middle position of the test bench 15.

The sample mechanism comprises a gear box 3, a motor 4, a rotating disc 5, a crankshaft 6, a lifting rod 7, a lifting seat 12, a test wheel 13, a sliding seat 10, a support 14, an adjusting hand wheel 9 and a support 8, wherein the bottom end of the support 14 is fixedly connected with a shell 1, the top ends of the support 14 are fixedly connected through a sliding rod 11, the sliding seat 10 is in sliding connection with the sliding rod 11, the top end of the sliding seat 10 is provided with the adjusting hand wheel 9, the top end of the adjusting hand wheel 9 is fixedly connected with the lifting rod 7, the lifting seat 12 is arranged at the bottom end of the lifting rod 7, the test wheel 13 is arranged below the lifting seat 12, the gear box 3 is fixedly connected with the shell 1, the motor 4 is arranged on one side of the gear box 3, an output shaft of the motor 4 is in transmission connection with the gear box 3, the rotating disc 5 is arranged on the output shaft of the gear box 3, and the rotating disc 5 is in transmission connection with the sliding seat 10 through the crankshaft 6.

In this embodiment, after the sample 24 is clamped, the adjusting hand wheel 9 is rocked to enable the test wheel 13 to descend, the test wheel 13 contacts the top end of the sample 24, the motor 4 is started, the motor 4 drives the rotating disc 5 to rotate through the gear box 3, and the rotating disc 5 drives the sliding seat 10 to move left and right through the crankshaft, so that the test wheel 13 moves back and forth, and a test is performed.

The front fixedly connected with handle 25 of test bench 15, through locating lever 26 fixed connection between handle 25 and the shell 1, the bottom of shell 1 is provided with a plurality of locating holes for the front and back position that carries out to test bench 15 is fixed a position.

During specific use, the test bed 15 is pulled outwards, then a sample is placed in the middle of the top end of the test bed 15, then the test bed 15 is pushed inwards, at the moment, the test bed 15 is pulled outwards after the test bed 15 slides inwards, the driving gear 23 is meshed with the teeth 22 on the side of the sliding rail 21, so that the driving gear 23 rotates, the driving gear 23 drives the driving gear 17 to rotate through the driving rod 19, the driving gear 17 drives the two clamping plates 16 to simultaneously push inwards through the driving toothed rod 18, so that the sample 24 is clamped, the sample 24 is fixed in the middle position of the test bed 15, the motor 4 is started, the motor 4 drives the rotating disc 5 to rotate through the gear box 3, and the rotating disc 5 drives the sliding seat 10 to move left and right through the crankshaft, so that the test wheel 13 moves back and forth, and therefore, after the test is completed, the test bed 15 is pulled outwards.

The above description is only of the preferred embodiments of the present utility model and it is not intended to limit the scope of the present utility model, but various modifications and variations can be made by those skilled in the art. Variations, modifications, substitutions, integration and parameter changes may be made to these embodiments by conventional means or may be made to achieve the same functionality within the spirit and principles of the present utility model without departing from such principles and spirit of the utility model.

Claims

1. The utility model provides a road detects with bituminous mixture rut testing machine which characterized in that: the testing device comprises a shell (1), a sample mechanism and a testing clamp (2), wherein the testing clamp (2) is arranged at the bottom end of the shell (1), and the sample mechanism is arranged in the shell (1);

the test fixture (2) comprises a test bench (15), a sliding rail (21) and a test specimen (24), sliding grooves (20) are formed in two sides of the bottom end of the test bench (15), the sliding rail (21) is connected with the sliding grooves (20) in a sliding mode, guide rods (27) are connected with two sides of the test bench (15) in a sliding mode, clamping plates (16) are fixedly connected with transmission toothed bars (18) on one side of the clamping plates (16), transmission rods (19) are connected with two sides of the bottom end of the test bench (15) in a rotating mode, transmission gears (17) are fixedly connected with the top ends of the transmission rods (19), driving gears (23) are fixedly connected with the transmission toothed bars (18) in a meshed mode, tooth grooves (22) are formed in one side of the sliding rail (21), the tooth grooves (22) are connected with the driving gears (23) in a meshed mode, the test specimen (24) is placed in the inner portion of the test bench (15), the two clamping plates (16) are located on two sides of the transmission toothed bars (24) respectively, and the middle portion (28) of the test specimen (28) is fixedly connected with the test specimen (28).

2. The asphalt mixture rut tester for road detection as defined in claim 1, wherein: the sample mechanism comprises a gear box (3), a motor (4), a rotating disc (5), a crankshaft (6), a lifting rod (7), a lifting seat (12), a test wheel (13), a support (14), a sliding seat (10), an adjusting hand wheel (9) and a support (8), wherein the bottom end of the support (14) is fixedly connected with a shell (1), the top ends of the support (14) are fixedly connected through a sliding rod (11), the sliding seat (10) is in sliding connection with the sliding rod (11), the adjusting hand wheel (9) is installed at the top end of the sliding seat (10), the support (8) is fixedly connected with the top end of the adjusting hand wheel (9), the lifting rod (7) is fixedly connected with the telescopic end of the adjusting hand wheel (9), the lifting seat (12) is installed at the bottom end of the lifting rod (7), and the test wheel (13) is installed below the lifting seat (12).

3. An asphalt mixture rut tester for road detection as defined in claim 2, wherein: the gear box (3) is fixedly connected with the shell (1), the motor (4) is arranged on one side of the gear box (3), an output shaft of the motor (4) is in transmission connection with the gear box (3), the rotating disc (5) is arranged on the output shaft of the gear box (3), and the rotating disc (5) is in transmission connection with the sliding seat (10) through the crankshaft (6).

4. A road-detecting asphalt mixture rut tester according to claim 3, wherein: the front of the test bed (15) is fixedly connected with a handle (25), and the handle (25) is fixedly connected with the shell (1) through a positioning rod (26).