CN217505598U

CN217505598U - Testing device for skid resistance of asphalt mixture

Info

Publication number: CN217505598U
Application number: CN202220297583.9U
Authority: CN
Inventors: 杨卫
Original assignee: Shandong Lianxusheng New Building Materials Co ltd
Current assignee: Shandong Lianxusheng New Building Materials Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-09-27
Anticipated expiration: 2032-02-15

Abstract

The application relates to the technical field of asphalt mixture tests, in particular to a test device for the anti-sliding performance of an asphalt mixture. This application, including the pendulum-type appearance, the surface mounting of pendulum-type appearance has high knob, the surface mounting of pendulum-type appearance has location knob, the surface rotation of pendulum-type appearance is connected with the rocker, the surface of pendulum-type appearance is equipped with stop device, stop device includes the short slab, the surface and the pendulum-type appearance fixed connection of short slab, the control hole has been seted up on the surface of short slab, the inner wall threaded connection of control hole has the threaded rod on the short slab, the surface rotation of threaded rod is connected with square board, the surface cover of square board has the elastic sleeve, the one end fixedly connected with card ball of square board is kept away from to the threaded rod, the size of card ball is greater than the control hole and the size. The shortcoming that in the prior art, a positioning knob on a pendulum instrument is not easy to rotate by workers is overcome.

Description

Testing device for skid resistance of asphalt mixture

Technical Field

The application relates to the technical field of asphalt mixture tests, in particular to a test device for the anti-sliding performance of an asphalt mixture.

Background

The asphalt mixture testing device is used for testing the anti-sliding performance of the asphalt mixture, the pendulum type instrument belongs to one type of the asphalt mixture testing device, when the pendulum type instrument is debugged, a positioning knob on the pendulum type instrument needs to be rotated, in the process of rotating the positioning knob, a worker needs to hold the height knob with one hand and rotate the height knob with one hand, inconvenience is caused to the worker, the problems are combined, and the research of the anti-sliding performance of the asphalt mixture testing device is very important.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve the shortcoming that exists the difficult location knob on the pendulum-type appearance that rotates of staff among the prior art, and the test device of bituminous mixture skid resistance that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application: the utility model provides a bituminous mixture skid resistance's test device, includes the pendulum-type appearance, the surface mounting of pendulum-type appearance has high knob, the surface mounting of pendulum-type appearance has location knob, the surface rotation of pendulum-type appearance is connected with the pendulum-type frame, the surface of pendulum-type appearance is equipped with stop device, stop device includes the short slab, the surface and the pendulum-type appearance fixed connection of short slab, the control hole has been seted up on the surface of short slab, the inner wall threaded connection of control hole has the threaded rod on the short slab, the surface rotation of threaded rod is connected with square board, the surface cover of square board has the elastic sleeve.

The effect that above-mentioned part reaches is: through setting up stop device, can rotate the positioning button on the pendulum-type appearance at the staff, carry on spacingly to high knob, make things convenient for the staff to rotate the positioning button.

Preferably, one end of the threaded rod, which is far away from the square plate, is fixedly connected with a clamping ball, and the size of the clamping ball is larger than that of the control hole.

The effect that above-mentioned part reaches is: the threaded rod is rotated, and the threaded rod moves with the help of the threads, and after the threaded rod moves a certain distance, the threaded rod is blocked by the blocking ball on the threaded rod, so that the threaded rod cannot move continuously, and the effect of limiting the threaded rod to move out of the inner wall of the control hole on the short plate is achieved.

Preferably, the fixed surface of square board is connected with two shielding plates, the shielding plate is located the surface of elastic sleeve, the inside threaded connection of square board has the inserted bar, the fixed surface of inserted bar is connected with the arm-tie.

The effect that above-mentioned part reaches is: the pulling plate is rotated, the pulling plate rotates and simultaneously drives the insertion rod to rotate, the insertion rod moves by means of threads, after the insertion rod moves for a certain distance, the insertion rod and the square plate are fixed, the elastic sleeve is also fixed, and the effect of fixing the elastic sleeve is achieved.

Preferably, the arc surface of threaded rod rotates and is connected with rotatory section of thick bamboo, the lateral wall of rotatory section of thick bamboo rotates and is connected with the control frame, the control frame is located the surface of square board.

The effect that above-mentioned part reaches is: the control frame is rotated, and after the control frame rotated a certain angle, the control frame sheltered from square board for square board can not rotate, has reached the effect that the restriction square board rotated.

Preferably, the surface of pendulum-type appearance is equipped with auxiliary device, auxiliary device is including drawing the frame, the surface and the pendulum-type appearance fixed connection of drawing the frame, the inner wall of drawing the frame slides and inserts and is equipped with the push rod, the fixed surface of push rod is connected with the connecting plate, the surface cover of push rod has the spring, the both ends of spring respectively with draw frame and connecting plate fixed connection, the fixed surface of push rod is connected with the stay cord, the stay cord runs through and draws the frame, the fixed surface of connecting plate is connected with the protection frame.

The effect that above-mentioned part reaches is: through setting up auxiliary device, can fix a position fast the last wobbling pendulum frame of pendulum-type appearance, make things convenient for the staff to measure.

Preferably, the cross section of the protective frame is L-shaped, and the surface of the protective frame is sleeved with a protective sleeve.

The effect that above-mentioned part reaches is: the lag can reduce the pressure between rocker and the protection frame, has reached the effect of supplementary spacing rocker.

Preferably, one end of the pull rope, which is far away from the push rod, is fixedly connected with the lifting plate, and the pull rope is an elastic rope.

The effect that above-mentioned part reaches is: the sliding lifting plate drives the pull rope to slide while sliding, and the pull rope drives the push rod to slide while sliding, so that the effect of driving the push rod to slide is achieved.

In view of the above, it is desirable to provide,

in this application, when the positioning button on the pendulum-type appearance needs to be rotated, rotate square board, square board pivoted drives the elastic sleeve simultaneously and rotates, after the elastic sleeve rotated certain angle, the high knob of surface extrusion of elastic sleeve, rotate the control frame on the rotatory section of thick bamboo afterwards, after the control frame rotated certain angle, the surface and the square board of control frame contacted, square board is fixed this moment, the high knob that is extruded by the elastic sleeve is also fixed, need not fix high knob with the hand this moment, can rotate the positioning knob.

When the elastic sleeve is required to be installed on the square plate, the elastic sleeve is firstly sleeved on the surface of the square plate, the elastic sleeve is positioned on the surface of the shielding plate at the moment, the inserted bar is placed on the surface of the square plate subsequently, then the pulling plate is rotated, the pulling plate is rotated and simultaneously drives the inserted bar to rotate, the inserted bar moves by virtue of threads, after the inserted bar moves a certain distance, the inserted bar and the square plate are fixed, the elastic sleeve is also fixed, the effect of fixing the elastic sleeve and the square plate is achieved, through the arrangement of the limiting device, when the positioning button on the pendulum type instrument is rotated by a worker, the height knob is limited, and the worker can conveniently rotate the positioning button.

Drawings

Fig. 1 is a schematic perspective view of the present application;

FIG. 2 is an enlarged view taken at A of FIG. 1 of the present application;

FIG. 3 is a side view of the structure of FIG. 1 of the present application;

FIG. 4 is a schematic view of a portion of the structure of FIG. 3 of the present application;

fig. 5 is an enlarged view of fig. 4 at B in the present application.

Illustration of the drawings: 1. a pendulum instrument; 2. a height knob; 3. positioning a knob; 4. placing a frame; 5. a limiting device; 501. a threaded rod; 502. a control hole; 503. a short plate; 504. blocking the ball; 505. an elastic sleeve; 506. a shielding plate; 507. a square plate; 508. a rotary drum; 509. a control frame; 510. a rod is inserted; 511. pulling a plate; 6. an auxiliary device; 61. pulling the frame; 62. pulling a rope; 63. lifting the plate; 64. a push rod; 65. a spring; 66. a protective sleeve; 67. a protective frame; 68. a connecting plate.

Detailed Description

Referring to fig. 1 and 3, the present application provides a technical solution: the utility model provides a test device of bituminous mixture cling compound performance, including pendulum-type appearance 1, the surface mounting of pendulum-type appearance 1 has high knob 2, the surface mounting of pendulum-type appearance 1 has location knob 3, the surface rotation of pendulum-type appearance 1 is connected with pendulum-type frame 4, the surface of pendulum-type appearance 1 is equipped with stop device 5, through setting up stop device 5, can be when the staff rotates the positioning button on the pendulum-type appearance 1, it is spacing to high knob 2, make things convenient for the staff to rotate the positioning button, the surface of pendulum-type appearance 1 is equipped with auxiliary device 6, through setting up auxiliary device 6, can go up wobbling pendulum-type frame 4 to pendulum-type appearance 1 and fix a position fast, make things convenient for the staff to measure.

The specific arrangement and function of the limiting means 5 and the auxiliary means 6 will be described in detail below.

Referring to fig. 3, 4 and 5, in the present embodiment: the limiting device 5 comprises a short plate 503, the surface of the short plate 503 is fixedly connected with the pendulum-type instrument 1, the surface of the short plate 503 is provided with a control hole 502, the inner wall of the control hole 502 on the short plate 503 is connected with a threaded rod 501 in a threaded manner, the surface of the threaded rod 501 is rotatably connected with a square plate 507, the surface of the square plate 507 is sleeved with an elastic sleeve 505, one end of the threaded rod 501, which is far away from the square plate 507, is fixedly connected with a clamping ball 504, the size of the clamping ball 504 is larger than the sum of the sizes of the control holes 502, the threaded rod 501 is rotated, the threaded rod 501 moves by means of threads, after the threaded rod 501 moves for a certain distance, the clamping ball 504 on the threaded rod 501 shields the threaded rod 501, so that the threaded rod 501 cannot move continuously, the effect of limiting the threaded rod 501 from moving out of the inner wall of the control hole 502 on the short plate 503 is achieved, the surface of the square plate 507 is fixedly connected with two shielding plates 506, the shielding plates 506 are positioned on the surface of the elastic sleeve 505, the internal threads of the square plate 507 are connected with an inserting rod 510, inserted bar 510's fixed surface is connected with arm-tie 511, rotate arm-tie 511, arm-tie 511 drives inserted bar 510 when the pivoted and rotates, inserted bar 510 is with the help of screw thread removal, inserted bar 510 removes behind the certain distance, fixed between inserted bar 510 and the square board 507, elastic sleeve 505 is also fixed, the effect of fixed elastic sleeve 505 has been reached, threaded rod 501's arc surface rotates and is connected with rotatory section of thick bamboo 508, the lateral wall of rotatory section of thick bamboo 508 rotates and is connected with control frame 509, control frame 509 is located the surface of square board 507, rotate control frame 509, after control frame 509 rotates certain angle, control frame 509 shelters from square board 507, make square board 507 can not rotate, the effect of restricting square board 507 pivoted has been reached.

Referring to fig. 2, specifically, the auxiliary device 6 includes a pull frame 61, a surface of the pull frame 61 is fixedly connected to the pendulum device 1, a push rod 64 is slidably inserted into an inner wall of the pull frame 61, a connecting plate 68 is fixedly connected to a surface of the push rod 64, a spring 65 is sleeved on a surface of the push rod 64, two ends of the spring 65 are respectively fixedly connected to the pull frame 61 and the connecting plate 68, a pull rope 62 is fixedly connected to a surface of the push rod 64, the pull rope 62 penetrates through the pull frame 61, a protective frame 67 is fixedly connected to a surface of the connecting plate 68, a cross section of the protective frame 67 is "L" shaped, a protective cover 66 is sleeved on a surface of the protective frame 67, the protective cover 66 can reduce a pressure between the swing frame 4 and the protective frame 67, an effect of assisting in limiting the swing frame 4 is achieved, a lifting plate 63 is fixedly connected to an end of the pull rope 62 far away from the push rod 64, the pull rope 62 is an elastic rope 62, the lifting plate 63 slides and drives the pull rope 62 to slide, the pull rope 62 slides and simultaneously drives the push rod 64 to slide, so that the effect of driving the push rod 64 to slide is achieved.

The theory of operation, when the location button on the pendulum-type appearance 1 needs to be rotated, rotate square board 507, square board 507 drives elastic sleeve 505 and rotates when pivoted, elastic sleeve 505 rotates behind the certain angle, the high knob 2 of surface extrusion of elastic sleeve 505, rotate the control frame 509 on the rotatory section of thick bamboo 508 afterwards, control frame 509 rotates behind the certain angle, the surface of control frame 509 contacts with square board 507, at this moment square board 507 is fixed, the high knob 2 that is extruded by elastic sleeve 505 is also fixed, need not fix high knob 2 with the hand this moment, can rotate location knob 3.

When the elastic sleeve 505 needs to be installed on the square plate 507, the elastic sleeve 505 is firstly sleeved on the surface of the square plate 507, at this time, the elastic sleeve 505 is located on the surface of the shielding plate 506, the inserting rod 510 is then placed on the surface of the square plate 507, the pulling plate 511 is rotated, the pulling plate 511 rotates and simultaneously drives the inserting rod 510 to rotate, the inserting rod 510 moves by means of threads, after the inserting rod 510 moves for a certain distance, the inserting rod 510 and the square plate 507 are fixed, the elastic sleeve 505 is also fixed, the effect of fixing the elastic sleeve 505 and the square plate 507 is achieved, the limiting device 5 is arranged, when a worker rotates a positioning button on the pendulum type instrument 1, the height knob 2 is limited, and the worker can conveniently rotate the positioning button.

Claims

1. The utility model provides a test device of bituminous mixture skid resistance, includes pendulum-type appearance (1), its characterized in that: the surface mounting of pendulum-type appearance (1) has high knob (2), the surface mounting of pendulum-type appearance (1) has location knob (3), the surface rotation of pendulum-type appearance (1) is connected with pendulum-type frame (4), the surface of pendulum-type appearance (1) is equipped with stop device (5), stop device (5) are including short slab (503), the surface and pendulum-type appearance (1) fixed connection of short slab (503), control hole (502) have been seted up on the surface of short slab (503), the inner wall threaded connection of control hole (502) has threaded rod (501) on short slab (503), the surface rotation of threaded rod (501) is connected with square board (507), the surface cover of square board (507) has elastic sleeve (505).

2. The asphalt mixture skid resistance test device according to claim 1, wherein: one end of the threaded rod (501), which is far away from the square plate (507), is fixedly connected with a clamping ball (504), and the size of the clamping ball (504) is larger than that of the control hole (502).

3. The asphalt mixture skid resistance test device according to claim 1, wherein: the surface fixed connection of square board (507) has two shielding plate (506), shielding plate (506) are located the surface of elastic sleeve (505), the inside threaded connection of square board (507) has inserted bar (510), the surface fixed connection of inserted bar (510) has pull plate (511).

4. The asphalt mixture skid resistance test device according to claim 1, wherein: the arc surface of threaded rod (501) rotates and is connected with rotatory section of thick bamboo (508), the lateral wall of rotatory section of thick bamboo (508) rotates and is connected with control frame (509), control frame (509) are located the surface of square board (507).

5. The testing device for the skid resistance of the asphalt mixture according to claim 1, wherein: the surface of pendulum-type appearance (1) is equipped with auxiliary device (6), auxiliary device (6) are including drawing frame (61), draw the surface and pendulum-type appearance (1) fixed connection of frame (61), the inner wall of drawing frame (61) slides and is inserted and is equipped with push rod (64), the fixed surface of push rod (64) is connected with connecting plate (68), the surface cover of push rod (64) has spring (65), the both ends of spring (65) respectively with draw frame (61) and connecting plate (68) fixed connection, the fixed surface of push rod (64) is connected with stay cord (62), stay cord (61) are run through to stay cord (62), the fixed surface of connecting plate (68) is connected with protection frame (67).

6. The asphalt mixture skid resistance test device according to claim 5, wherein: the cross section of the protection frame (67) is L-shaped, and a protection sleeve (66) is sleeved on the surface of the protection frame (67).

7. The asphalt mixture skid resistance test device according to claim 5, wherein: one end of the pull rope (62) far away from the push rod (64) is fixedly connected with a lifting plate (63), and the pull rope (62) is an elastic rope.