CN218271789U

CN218271789U - Bituminous paving rut test device

Info

Publication number: CN218271789U
Application number: CN202222149271.6U
Authority: CN
Inventors: 王丽君
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-01-10
Anticipated expiration: 2032-08-15

Abstract

The utility model relates to a material test equipment technical field specifically is an asphalt pavement rut test device, including the base, and the base is located the below that rolls the rubber tyer, be provided with the stopper on the base, and the stopper fixes through the bolt, the both sides of base are rotated and are installed folding support, and it is fixed that folding support passes through the pin, be provided with the clearance structure of spring return formula on the folding support, and the clearance structure passes through stay cord fixed connection on the hinge bar, the hinge bar is connected in the drive structure, drives the hinge bar through the drive structure and carries out the reciprocating rotation of intermittent type formula. The utility model discloses make the improvement to the base of rut testing machine, carried out the installation of folding rubble clearance structure on it, can load, do not influence under the condition that the rubber tyer rolled not influencing the examination mould, the automatic rubble that will try on the mould is got rid of, guarantees going on smoothly that rolls, eliminates the adverse factor that influences the test result.

Description

Bituminous paving rut test device

Technical Field

The utility model relates to a material test equipment technical field specifically is an asphalt pavement rut test device.

Background

Asphalt pavement is one of the common pavement forms in China, but when an automobile runs, ruts often become main damage to asphalt highways, and the asphalt pavement is damaged due to permanent deformation of asphalt mixture when high temperature is generated by the ruts.

Therefore, at present, rutting tests are frequently required to be carried out to detect the tolerance degree of the asphalt pavement to rutting under different environments. At present, a reciprocating type asphalt mixture rut testing machine is generally adopted, the main structure of which comprises a base, a support, a transmission device, a driving device, a rubber wheel system and the like which are arranged in an insulation can, the rubber wheel arranged on the rubber wheel system on the support carries out reciprocating rolling on a test mold through the transmission of the driving device and the transmission device, and the performance of the asphalt mixture is measured according to the depth of ruts after rolling.

But when the rubber tyer rolled the examination mould, the condition that the rubber tyer pasted partial pitch, rubble often can appear to when reciprocating rolling about, take the rubble to the both sides position of examination mould, if not in time clearance, these rubbles will cause the hindrance to the truckle, make the clearance appear between truckle and the bituminous mixture, influence the detection effect, the mode that passes through manual operation spiller at present is cleared up more, and not only inefficiency still has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an asphalt pavement rut test device to reach the purpose of clearance rubble, elimination test adverse effect factor, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an asphalt pavement rut test device, includes the base, and the base is located the below that rolls the rubber tyer, be provided with the stopper on the base, and the stopper fixes through the bolt, the both sides of base are rotated and are installed folding support, and it is fixed that folding support passes through the pin, be provided with the clearance structure of spring return formula on the folding support, and the clearance structure passes through stay cord fixed connection on the hinge bar, the hinge bar is connected on the drive structure, drives the hinge bar through the drive structure and carries out intermittent type's reciprocal rotation.

Preferably, the cleaning structure comprises a guide rod arranged on the folding support, the guide rod is sleeved with a spring, and the spring is fixedly connected with a scraper.

Preferably, the base is provided with three limiting blocks, a limiting space with a notch is formed on the base, and the limiting and fixing of the test mold are carried out.

Preferably, a movable groove is formed in the limiting block, and the limiting block is fixed by penetrating through the movable groove and connecting the base through a bolt.

Preferably, folding support comprises two pole settings of installing both sides around the base through the pivot, and folding support symmetry installs two sets ofly on the base, it carries out folding support's level folding and places to be provided with the bracket on the base, and the pin is fixed folding support in the state of standing vertically.

Preferably, the drive structure is including rotating the bull stick of installing on folding support, and has carried out the installation of hinge rod and gear on the bull stick, the drive installation of sliding seat has been carried out through electronic guide rail on the base, and two racks are installed to the bilateral symmetry of sliding seat.

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

1. the utility model discloses make improvement to the base of rut testing machine, carried out the installation of folding rubble clearance structure on it, can be under the condition that does not influence examination mould loading, does not influence the rubber tyer and roll, automatic get rid of the rubble on the examination mould, guarantee going on smoothly rolling, eliminate the adverse factor that influences the test result;

2. the utility model provides a clearance structure can be folded to give way the passageway when trying the mould to operate the computer, and the clearance structure is provided with two, and the drive structure can drive the clearance structure of unilateral all the time according to the action of the rubber tyer of pendulum-type, clears up in the clearance that rolls, does not influence rolling of rubber tyer.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the test state of the present invention;

FIG. 3 is a schematic view of the base structure of the present invention;

fig. 4 is a schematic view of the cleaning structure of the present invention.

In the figure: the device comprises a base 1, a limiting block 2, a bolt 3, a folding support 4, a bracket 5, a pin 6, a guide rod 7, a spring 8, a scraper 9, a pull rope 10, a hinge rod 11, a rotating rod 12, a gear 13, an electric guide rail 14, a movable seat 15 and a rack 16.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, wherein it is to be understood that the embodiments described below may be combined together or combined together with other technical features to form new embodiments without conflict, and it is to be understood that the described embodiments are only a part of embodiments, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a bituminous paving rut test device, includes base 1, and base 1 is located the below of rolling the rubber tyer, be provided with stopper 2 on the base 1, and stopper 2 fixes through bolt 3, base 1's both sides are rotated and are installed folding support 4, and folding support 4 is fixed through pin 6, be provided with the clearance structure of spring reset formula on folding support 4, and the clearance structure passes through stay cord 10 fixed connection on hinge bar 11, hinge bar 11 is connected in the drive structure, drives hinge bar 11 through the drive structure and carries out the reciprocal rotation of intermittent type formula.

The utility model discloses improve base 1 to the rut testing machine, carried out the installation of folding rubble clearance structure on it, can be under the condition that does not influence examination mould loading, does not influence the rubber tyer and rolls, automatic get rid of the rubble on the examination mould, guarantee going on smoothly rolling;

the cleaning structure comprises a guide rod 7 arranged on the folding bracket 4, a spring 8 is sleeved on the guide rod 7, and a scraper 9 is fixedly connected to the spring 8;

as shown in fig. 1 and 2, the clearance of one side of the pendulum-type rubber wheel is accurately found through the reciprocating movement of the cleaning structure, and the broken stones on the two sides of the test mold are cleaned;

three limiting blocks 2 are arranged on the base 1, and a limiting space with a gap is formed on the base 1 for limiting and fixing the test mold;

the base 1 is mainly used for placing a test mold, and the test mold is fixed on the upper surface of the base 1 through three limiting blocks 2 and is positioned below the rubber wheel;

the rubber wheel adopts a pendulum structure, a load can be applied through a testing machine, the bottom of the base 1 is provided with a rotating wheel, the base 1 moves left and right while the rubber wheel swings and rolls, the rolling condition of the wheel is simulated, and the testing process is completed;

a movable groove is formed in the limiting block 2, and the limiting block 2 is fixed by connecting the bolt 3 with the base 1 through penetrating the movable groove;

the position of the limiting block 2 can be adjusted, so that the test mold can be conveniently fixed;

the folding bracket 4 is composed of two upright posts which are arranged at the front side and the rear side of the base 1 through rotating shafts, two groups of folding brackets 4 are symmetrically arranged on the base 1, a bracket 5 is arranged on the base 1 for horizontally folding the folding bracket 4, and a pin 6 is used for fixing the folding bracket 4 in an upright state;

when the test mold is fixed on the machine, the folding support 4 and the cleaning structure on the folding support are required to be folded at two sides of the base 1 to prevent the test mold from being blocked, and after the test mold is fixed, the folding support 4 is erected and fixed through the pin 6;

the driving structure comprises a rotating rod 12 which is rotatably arranged on the folding bracket 4, a hinge rod 11 and a gear 13 are arranged on the rotating rod 12, a movable seat 15 is arranged on the base 1 in a driving way through an electric guide rail 14, and two racks 16 are symmetrically arranged on two sides of the movable seat 15;

the hinged rod 11 is driven through the driving structure, so that the cleaning structure is driven to work, the folding support 4 and the cleaning structure on the folding support are provided with a left group and a right group, the rubber wheels are also rolled in a reciprocating swing mode, one side of the folding support always tilts during working, so that a gap is formed between the folding support and the cleaning structure on the folding support, at the moment, the movable seat 15 moves towards the side with the gap, the rack 16 drives the gear 13 to rotate, the rotating rod 12 and the hinged rod 11 on the rotating rod rotate, the pull rope 10 is pulled, the scraper 9 is driven to overcome the spring 8 to move, the broken stone on the test mold is cleaned, then the movable seat 15 moves reversely, the scraper 9 can reset, the movable seat 15 drives the cleaning structure on the other side along with the tilting of the other side of the rubber wheels, the process is carried out repeatedly, and the influence of the grinding of the broken stone on the rubber wheels is automatically ensured to be avoided;

when the device is used, firstly, the base 1 is mainly used for placing a test die, the test die is fixed on the upper surface of the base 1 through the three limiting blocks 2 and is positioned below the rubber wheel, the rubber wheel adopts a pendulum structure and can be loaded through a testing machine, the rotating wheel is arranged at the bottom of the base 1, the base 1 moves left and right while the rubber wheel swings and rolls, the rolling condition of the wheel is simulated, the test process is completed, the base 1 is also provided with the foldable cleaning structure, when the test die is fixed on a machine, the folding bracket 4 and the cleaning structure on the folding bracket are required to be folded on two sides of the base 1 to prevent the test die from being blocked, and after the test die is fixed, the folding bracket 4 is erected and is fixed through the pin 6, the hinge rod 11 is driven through the driving structure, thereby drive clearance structure work, folding support 4 and the clearance structure on it are provided with about two sets ofly, and the rubber tyer also is reciprocal swing and rolls, its during operation always has one side can the perk, thereby appear the clearance with the examination mould, at this moment, sliding seat 15 is towards the one side removal that appears the clearance, it rotates to drive gear 13 through rack 16, make dwang 12 and hinge bar 11 on it rotate, pulling stay cord 10, it removes to drive scraper 9 and overcome spring 8, the rubble on the examination mould is cleared up, sliding seat 15 reverse movement afterwards, scraper 9 can reset, and sliding seat 15 is again along with the perk of rubber tyer opposite side, drive the clearance structure of opposite side, this process is reciprocal to be gone on, there is not the rubble on the automatic assurance examination mould and causes the influence to rolling of rubber tyer.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereto, and those skilled in the art can make various changes without creative work from the above concepts, and all of them fall within the protection scope of the present invention.

Claims

1. The utility model provides an asphalt pavement rut test device, includes base (1), and base (1) is located the below that rolls the rubber tyer, its characterized in that: be provided with stopper (2) on base (1), and stopper (2) fix through bolt (3), the both sides of base (1) are rotated and are installed folding support (4), and folding support (4) are fixed through pin (6), be provided with the clearance structure of spring reset formula on folding support (4), and the clearance structure passes through stay cord (10) fixed connection on hinge bar (11), hinge bar (11) are connected in the drive structure, drive hinge bar (11) through the drive structure and carry out intermittent type's reciprocal rotation.

2. The asphalt pavement rut testing device according to claim 1, characterized in that: clearance structure is including setting up guide arm (7) in folding support (4), and has cup jointed spring (8) on guide arm (7), fixedly connected with scraper (9) on spring (8).

3. The asphalt pavement rut testing device according to claim 1, characterized in that: the limiting blocks (2) are arranged on the base (1) in three numbers, a limiting space with a notch is formed on the base (1), and the limiting and fixing of the test mold are carried out.

4. The asphalt pavement rut testing device according to claim 1, wherein: the limiting block (2) is provided with a movable groove, and the movable groove is connected with the base (1) through a bolt (3) in a penetrating mode to fix the limiting block (2).

5. The asphalt pavement rut testing device according to claim 1, wherein: folding support (4) comprise through two pole settings of pivot installation both sides around base (1), and folding support (4) symmetry is installed and is two sets ofly on base (1), be provided with on base (1) bracket (5) and carry out the level folding of folding support (4) and place, pin (6) will fold support (4) and fix in the state of standing upright.

6. The asphalt pavement rut testing device according to claim 1, wherein: drive structure installs bull stick (12) on folding support (4) including rotating, and has carried out the installation of hinge bar (11) and gear (13) on bull stick (12), the drive installation of sliding seat (15) has been carried out through electronic guide rail (14) on base (1), and two racks (16) are installed to the bilateral symmetry of sliding seat (15).