CN219573795U - Asphalt mixture bending tester - Google Patents

Abstract

The utility model provides an asphalt mixture bending test machine, which belongs to the technical field of asphalt mixture test equipment and comprises a support frame, wherein the top of the support frame is fixedly connected with a hydraulic cylinder, the bottom of the hydraulic cylinder is fixedly connected with a pressing block, the two sides of the inside of the support frame are respectively provided with a first support block and a second support block, the bottom of the support frame is fixedly connected with a collecting hopper, three adjacent sides of the bottom of the collecting hopper are fixedly connected with a coaming, one side of the top of the coaming is provided with a clamping groove, the lower part of the collecting hopper is provided with a box body with an opening at the top, the outer side of the top of the box body is fixedly connected with an extension plate, and the extension plate is matched with the clamping groove. This asphalt mixture bending test machine, through the cooperation between collecting hopper, bounding wall, box body and the extension board, can concentrate the crushed aggregates that test produced in the inside of box body, be convenient for collect the clearance to it, easy operation is swift, and it is more convenient to use.

Description

Asphalt mixture bending tester

Technical Field

The utility model belongs to the technical field of asphalt mixture testing equipment, and particularly relates to an asphalt mixture bending testing machine.

Background

Asphalt mixtures are a generic term for mixtures obtained by mixing mineral aggregates with asphalt binders. The material composition and structure are divided into continuous grading and intermittent grading mixed materials. The mineral aggregate is classified into dense-graded, semi-open-graded and open-graded mixtures according to the size of the void fraction. Asphalt mixture is required to be prepared into a material plate according to different proportions, and then the performance of the material plate is tested.

Through searching, the Chinese published patent application number: 201920606044.7, an asphalt mixture bending testing machine is disclosed, which comprises an outer frame, the top of frame is provided with the fixed block, the top of fixed block is provided with the movable rod, the quantity of movable rod is two, two one side of movable rod all is provided with the extrusion piece. According to the utility model, the distance between the two rolling shafts can be adjusted by arranging the sleeve and the clamping plate and moving the stand column, so that asphalt mixture plates with different lengths can be supported and fixed. But the device bottom does not set up waste collection structure, and in asphalt mixture bending test process, the crushed aggregates of production are inconvenient for collecting, and the crushed aggregates of scattering hardly clear up, and it is very inconvenient to use.

Disclosure of Invention

The utility model aims to provide an asphalt mixture bending tester, which aims to solve the problem that the asphalt mixture bending tester in the prior art is inconvenient to clean scattered crushed aggregates.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an asphalt mixture bending test machine, includes the support frame, the top fixedly connected with pneumatic cylinder of support frame, the bottom fixedly connected with briquetting of pneumatic cylinder, the inside both sides of support frame are provided with first supporting shoe and second supporting shoe respectively, the bottom fixedly connected with collecting hopper of support frame, the equal fixedly connected with bounding wall in three limit that the bottom of collecting hopper is adjacent, the draw-in groove has been seted up to top one side of bounding wall, the below of collecting hopper is provided with the box body that the top is open-ended, the top outside fixedly connected with extension board of box body, extension board and draw-in groove looks adaptation, the open-top of collecting hopper is greater than its bottom opening.

As a preferable mode of the utility model, the upper surfaces of the first supporting block and the second supporting block are respectively provided with a groove.

As one preferable mode of the utility model, a connecting rod is fixedly connected to the inside of the support frame, a bidirectional screw rod is rotatably connected to the inside of the support frame, the first support block and the second support block are respectively connected to two ends of the bidirectional screw rod in a threaded manner, the first support block and the second support block are respectively movably sleeved on two sides of the connecting rod, and one end of the bidirectional screw rod penetrates through the support frame and is fixedly connected with a turntable.

As one preferable mode of the utility model, two connecting rods are arranged, and the two connecting rods are symmetrically distributed on two sides of the bidirectional screw rod.

As one preferable mode of the utility model, one side of the box body is fixedly connected with a handle.

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

1. this asphalt mixture bending test machine, through the cooperation between collecting hopper, bounding wall, box body and the extension board, can concentrate the crushed aggregates that test produced in the inside of box body, be convenient for collect the clearance to it, easy operation is swift, and it is more convenient to use.

2. This asphalt mixture bending test machine, through the cooperation between first supporting shoe, second supporting shoe, connecting rod, two-way lead screw and the carousel, can adjust the distance between first supporting shoe and the second supporting shoe according to the length of asphalt mixture board, reduce its limitation of using, be favorable to using widely.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the collecting hopper according to the present utility model;

fig. 3 is a schematic view of the bottom structure of the collecting hopper in the present utility model.

In the figure: 1. a support frame; 2. a hydraulic cylinder; 3. briquetting; 4. a collecting hopper; 5. coaming plate; 6. a case body; 7. a handle; 8. a first support block; 9. a second support block; 10. a connecting rod; 11. a bidirectional screw rod; 12. a turntable; 13. a groove; 14. an extension plate; 15. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides an asphalt mixture bending test machine, which comprises a supporting rack 1, the top fixedly connected with pneumatic cylinder 2 of support frame 1, the bottom fixedly connected with briquetting 3 of pneumatic cylinder 2, the inside both sides of support frame 1 are provided with first supporting shoe 8 and second supporting shoe 9 respectively, the bottom fixedly connected with collecting hopper 4 of support frame 1, the equal fixedly connected with bounding wall 5 of three limit adjacent in the bottom of collecting hopper 4, draw-in groove 15 has been seted up on one side of the top of bounding wall 5, the below of collecting hopper 4 is provided with the box body 6 that the top is open-ended, the top outside fixedly connected with extension board 14 of box body 6, extension board 14 and draw-in groove 15 looks adaptation, the open-top of collecting hopper 4 is greater than its bottom opening.

In the specific embodiment of the utility model, an asphalt mixture plate is placed on the surfaces of a first supporting block 8 and a second supporting block 9, the asphalt mixture plate is supported by the first supporting block 8 and the second supporting block 9, then a hydraulic cylinder 2 is started, the hydraulic cylinder 2 drives a pressing block 3 to move downwards, and the pressing block 3 is used for pressing the asphalt mixture to generate bending deformation; the crushed aggregates that produce in the bending test process can drop in the inside of collecting hopper 4, then the crushed aggregates can slide in the inside of box body 6 along the inclined plane of collecting hopper 4, after the test is accomplished, to one side pulling box body 6, make box body 6 take out from between the bounding wall 5, alright clear up the crushed aggregates in the box body 6, easy operation is swift, and it is more convenient to use. Through the cooperation between extension board 14 and draw-in groove 15, make the convenience of getting of box body 6 put laborsaving.

Specifically, the upper surfaces of the first support block 8 and the second support block 9 are provided with grooves 13.

In this embodiment: utilize recess 13 to carry out spacingly to the bituminous mixture board on first supporting shoe 8 and second supporting shoe 9 surface, make the placing of bituminous mixture board more stable.

Specifically, the inside fixedly connected with connecting rod 10 of support frame 1, the inside rotation of support frame 1 is connected with two-way lead screw 11, and first supporting shoe 8 and second supporting shoe 9 are threaded connection respectively at two ends of two-way lead screw 11, and first supporting shoe 8 and second supporting shoe 9 movable sleeve respectively establish in the both sides of connecting rod 10, and the one end of two-way lead screw 11 runs through support frame 1 and fixedly connected with carousel 12.

In this embodiment: the turntable 12 is rotated, the turntable 12 drives the bidirectional screw rod 11 to rotate, and the connecting rod 10 limits the first supporting block 8 and the second supporting block 9, so that the first supporting block 8 and the second supporting block 9 move towards opposite directions or opposite directions simultaneously, the distance between the first supporting block 8 and the second supporting block 9 can be adjusted according to the length of the asphalt mixture plate, the use limitation of the asphalt mixture plate is reduced, and the asphalt mixture plate is favorable for popularization and use.

Specifically, there are two connecting rods 10, and the two connecting rods 10 are symmetrically distributed on two sides of the bidirectional screw rod 11.

In this embodiment: through setting up the connecting rod 10 of symmetric distribution, make the both sides atress of first supporting shoe 8 and second supporting shoe 9 more even, make first supporting shoe 8 and second supporting shoe 9 can provide stable holding power.

Specifically, a handle 7 is fixedly connected to one side of the box body 6.

In this embodiment: the handle 7 is used for driving the box body 6 to move, so that the box body 6 can move more conveniently and more conveniently.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. Asphalt mixture bending test machine, including support frame (1), its characterized in that: the utility model discloses a hydraulic pressure control device for a concrete pump, including support frame (1), pneumatic cylinder (2) of top fixedly connected with, the bottom fixedly connected with briquetting (3) of pneumatic cylinder (2), the inside both sides of support frame (1) are provided with first supporting shoe (8) and second supporting shoe (9) respectively, the bottom fixedly connected with collecting hopper (4) of support frame (1), the equal fixedly connected with bounding wall (5) in three limit adjacent in bottom of collecting hopper (4), draw-in groove (15) have been seted up on one side of the top of bounding wall (5), the below of collecting hopper (4) is provided with box body (6) of top for the open-ended, the top outside fixedly connected with extension board (14) of box body (6), extension board (14) and draw-in groove (15) looks adaptation, the open-top of collecting hopper (4) is greater than its bottom opening.

2. The asphalt mixture bending tester according to claim 1, wherein: grooves (13) are formed in the upper surfaces of the first supporting block (8) and the second supporting block (9).

3. The asphalt mixture bending tester according to claim 2, wherein: the inside fixedly connected with connecting rod (10) of support frame (1), the inside rotation of support frame (1) is connected with two-way lead screw (11), first supporting shoe (8) and second supporting shoe (9) threaded connection are respectively at the both ends of two-way lead screw (11), first supporting shoe (8) and second supporting shoe (9) movable sleeve respectively establish in the both sides of connecting rod (10), the one end of two-way lead screw (11) runs through support frame (1) and fixedly connected with carousel (12).

4. A bituminous mixture bend testing machine according to claim 3, wherein: the two connecting rods (10) are symmetrically distributed on two sides of the bidirectional screw rod (11).

5. The asphalt mixture bending tester according to claim 1, wherein: one side of the box body (6) is fixedly connected with a handle (7).