CN212871041U

CN212871041U - Asphalt pavement construction loose-paving thickness tester

Info

Publication number: CN212871041U
Application number: CN202022313567.8U
Authority: CN
Inventors: 杨光辉; 吴林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-17
Filing date: 2020-10-17
Publication date: 2021-04-02
Anticipated expiration: 2030-10-17

Abstract

The utility model discloses a bituminous paving construction loose thickness inspection tester relates to bituminous paving check out test set technical field, and it includes bottom plate and measuring needle, bottom plate upper end fixedly connected with riser, the fixed casing of riser lateral wall fixedly connected with, sliding connection has the removal casing in the fixed casing, be equipped with the actuating mechanism that the drive was measured the needle and descends on the bottom plate, actuating mechanism is including rotating the rotation section of thick bamboo of connecting the bottom in removing the casing, be equipped with the threaded rod in the rotation section of thick bamboo, threaded rod lower extreme fixedly connected with lifter plate, measure needle upper end and lifter plate lower extreme fixed connection. The utility model discloses avoid the condition that instrument contact pitch surface leads to pitch subsides to take place, improve the measuring degree of accuracy, secondly can adjust the measuring position as required, further improved the application scope of device, the user can see out the road surface degree of depth through the pointer position directly perceived in addition, need not closely to observe the measuring needle.

Description

Asphalt pavement construction loose-paving thickness tester

Technical Field

The utility model relates to a bituminous paving check out test set technical field especially relates to a bituminous paving construction loose thickness detector.

Background

The loose paving thickness refers to the thickness of the asphalt mixture paved by a paver before the asphalt pavement is compacted, more and more expressways adopt the asphalt mixture to build the pavement, the detection of the loose paving thickness of the asphalt mixture in the building process is a necessary procedure, the loose paving thickness of the asphalt mixture determines the total thickness of the compacted pavement, the lack of the loose paving thickness often causes the following problems, the porosity of a structural layer of the pavement is too large, early water damage is easily caused, and the significance of the detection of the loose paving thickness of the asphalt pavement is great.

The loose thickness detector of current bituminous paving construction generally uses the manpower to insert the measuring needle and lays bituminous paving, but the loose pavement has certain resistance, and the operation is got up and is wasted time and energy, and in addition, current bituminous paving construction loose thickness detector need with instrument surface contact bituminous surface, can exert great pressure to bituminous paving when pushing down, leads to being surveyed the road surface and sink, so, need design a bituminous paving construction loose thickness detector and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bituminous paving construction loose pavement thickness tester.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an asphalt pavement construction loose paving thickness tester comprises a bottom plate and a measuring needle, wherein the upper end of the bottom plate is fixedly connected with a vertical plate, the side wall of the vertical plate is fixedly connected with a fixed shell, a movable shell is connected in the fixed shell in a sliding way, the bottom plate is provided with a driving mechanism for driving the measuring needle to descend, the driving mechanism comprises a rotating cylinder which is rotatably connected with the bottom in the movable shell, a threaded rod is arranged in the rotating cylinder, the lower end of the threaded rod is fixedly connected with a lifting plate, the upper end of the measuring needle is fixedly connected with the lower end of the lifting plate, the side wall of the vertical plate is provided with a rotating shaft in a penetrating way, the side wall of the rotating shaft is provided with a moving groove, a rotating rod is connected in the moving groove in a sliding way, dwang one end fixedly connected with first bevel gear, the fixed cover of rotating cylinder lateral wall has connect second bevel gear, be equipped with the moving mechanism who is used for showing the measurement depth on the bottom plate.

Preferably, the moving mechanism comprises a sliding groove arranged on the side wall of the vertical plate, a sliding plate is connected in the sliding groove in a sliding mode, a toothed plate is fixedly connected to the side wall of the sliding plate, an indicating needle is fixedly connected to the side wall of the sliding plate, and scales are arranged on the side wall of the vertical plate.

Preferably, the rotating shaft is rotatably connected with the side wall of the vertical plate, and a gear capable of being matched with the toothed plate is fixedly sleeved on the side wall of the rotating shaft.

Preferably, the lower end of the movable shell is fixedly connected with two vertical cylinders, two vertical cylinders are connected with vertical rods in the vertical cylinders in a sliding mode, the lower ends of the vertical rods are fixedly connected with the upper end of the lifting plate, the lower end of the rotating cylinder penetrates through the lower end of the movable shell, and the first bevel gear is meshed with the second bevel gear.

Preferably, remove casing lateral wall fixedly connected with fixed plate, the dwang runs through the fixed plate lateral wall, the dwang cross section is the rectangle.

Preferably, the upper end of the fixed shell is provided with fixing holes at equal intervals, the upper end of the movable shell is provided with a mounting hole, and the mounting hole and one of the fixing holes are jointly provided with a fixing bolt.

Preferably, the upper end of the bottom plate is fixedly connected with a balancing weight.

The utility model discloses in, following beneficial effect has:

1. the device is provided with a driving mechanism, a rotating disc is rotated, the rotating disc drives a rotating shaft to rotate, the rotating shaft drives a rotating rod to rotate, the rotating rod drives a rotating cylinder to rotate through the meshing state of a first bevel gear and a second bevel gear, and because threads matched with a threaded rod are arranged in the rotating cylinder, when the rotating cylinder rotates, a lifting plate can move downwards along the direction of a vertical rod, a measuring needle is inserted into an asphalt pavement, the condition that asphalt sinks due to the fact that an instrument contacts the asphalt surface is avoided, and the measuring accuracy is improved;

2. the device is provided with the fixing hole and the fixing bolt, the movable shell is inserted into the fixed shell, the rotating rod extends into the moving groove, the distance of the position can be measured according to the requirement, the depth of the movable shell inserted into the fixed shell is selected, the movable shell is fixed through the fixing bolt, the measuring position can be adjusted according to the requirement, and the application range of the device is further improved;

3. this device has set up moving mechanism, and the axis of rotation drives the gear rotation, and the gear drives the pinion rack and moves down to drive the sliding plate and move down along the sliding tray, the sliding plate drives the pointer and moves down, and the user can find out the road surface degree of depth through the pointer position directly perceived.

Drawings

FIG. 1 is a schematic structural view of an inspection tester for the thickness of a loose pavement in asphalt pavement construction;

fig. 2 is the utility model provides a side view of bituminous paving construction loose thickness detector.

In the figure: the device comprises a base plate 1, a vertical plate 2, a movable shell 3, a fixed shell 4, a movable groove 5, a rotating rod 6, a first bevel gear 7, a second bevel gear 8, a vertical cylinder 9, a vertical rod 10, a rotating cylinder 11, a threaded rod 12, a lifting plate 13, a measuring pin 14, a fixing hole 15, a fixing bolt 16, a sliding plate 17, a toothed plate 18, a gear 19, a rotating disc 20, a rotating shaft 21, a balancing weight 22, an indicating pin 23, scales 24, a sliding groove 25 and a fixing plate 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a bituminous paving construction loose thickness detector, including bottom plate 1 and measuring

needle

14, 1 upper end fixedly connected with balancing weight 22 of bottom plate, 1 upper end fixedly connected with riser 2 of bottom plate, 2 lateral wall fixedly connected with stationary housing 4 of riser, sliding connection has removal casing 3 in the stationary housing 4, the equidistant fixed orifices 15 that are equipped with in stationary housing 4 upper end, 3 upper ends of removal casing are equipped with the mounting hole, the mounting hole is equipped with fixing bolt 16 rather than one of them fixed orifices 15 jointly, make removal casing 3 can stretch into one end distance, can carry out measuring work to the road surface of different distances.

The bottom plate 1 is provided with a driving mechanism for driving the measuring needle 14 to descend, the driving mechanism comprises a rotating cylinder 11 which is rotatably connected to the bottom in the movable shell 3, a threaded rod 12 is arranged in the rotating cylinder 11, the lower end of the threaded rod 12 is fixedly connected with a lifting plate 13, the upper end of the measuring needle 14 is fixedly connected with the lower end of the lifting plate 13, the side wall of the vertical plate 2 is provided with a rotating shaft 21 in a penetrating way, the side wall of the rotating shaft 21 is provided with a moving groove 5, a rotating rod 6 is connected in the moving groove 5 in a sliding way, one end of the rotating rod 6 is fixedly connected with a first bevel gear 7, the side wall of the rotating cylinder 11 is fixedly sleeved with a second bevel gear 8, the first bevel gear 7 is meshed with the, so that the rotating shaft 21 can still drive the rotating rod 6 to rotate after the movable shell 3 moves for a certain distance.

The bottom plate 1 is provided with a moving mechanism for displaying the measurement depth. The moving mechanism comprises a sliding groove 25 arranged on the side wall of the vertical plate 2, a sliding plate 17 is connected in the sliding groove 25 in a sliding mode, a toothed plate 18 is fixedly connected to the side wall of the sliding plate 17, an indicating needle 23 is fixedly connected to the side wall of the sliding plate 17, and scales 24 are arranged on the side wall of the vertical plate 2.

The utility model discloses in, axis of rotation 21 rotates with 2 lateral walls on the riser to be connected, and the fixed cover of 21 lateral walls on axis of rotation has connect can with 18 complex gears 19 of pinion rack.

The utility model discloses in, remove two vertical section of thick bamboo 9 of 3 lower extreme fixedly connected with of casing, equal sliding connection has montant 10 in two vertical section of thick bamboo 9, two montant 10 lower extremes all with 13 upper ends fixed connection of lifter plate, rotate 11 lower extremes of a section of thick bamboo and run through 3 lower extremes of removal casing for when rotating 11 rotations of a section of thick bamboo, lifter plate 13 can't rotate, makes lifter plate 13 can only follow the removal of montant 10 direction.

In the initial state, the movable shell 3 can be detachably placed on the bottom plate 1, and transportation is facilitated.

When using, to remove casing 3 and insert in fixed casing 4, dwang 6 stretches into in the shifting chute 5, can measure the distance of position as required, the degree of depth that selects to remove casing 3 and insert fixed casing 4, rethread fixing bolt 16 fixes removing casing 3, rotate carousel 20, carousel 20 drives axis of rotation 21 and rotates, axis of rotation 21 drives dwang 6 and rotates, dwang 6 drives through first conical gear 7 and second conical gear 8 meshing state and rotates a section of thick bamboo 11, because it is equipped with the screw thread that matches with threaded rod 12 to rotate a section of thick bamboo 11 inside, when making a section of thick bamboo 11 rotate, lifter plate 13 can follow montant 10 direction downstream, insert bituminous paving with measuring needle 14.

In the rotating process of the rotating shaft 21, the rotating shaft 21 drives the gear 19 to rotate, the gear 19 drives the toothed plate 18 to move downwards, so that the sliding plate 17 is driven to move downwards along the sliding groove 25, the sliding plate 17 drives the indicating needle 23 to move downwards, and a user can visually see the road depth through the position of the indicating needle 23.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an asphalt pavement construction loose paving thickness inspection tester, includes bottom plate (1) and measuring needle (14), its characterized in that, bottom plate (1) upper end fixedly connected with riser (2), riser (2) lateral wall fixedly connected with stationary housing (4), sliding connection has movable casing (3) in stationary housing (4), be equipped with the actuating mechanism that the drive measured needle (14) descends on bottom plate (1), actuating mechanism includes rotating cylinder (11) of rotation connection bottom in movable casing (3), be equipped with threaded rod (12) in rotating cylinder (11), threaded rod (12) lower extreme fixedly connected with lifter plate (13), measuring needle (14) upper end and lifter plate (13) lower extreme fixed connection, riser (2) lateral wall runs through and is equipped with axis of rotation (21), axis of rotation (21) lateral wall is equipped with shifting chute (5), sliding connection has dwang (6) in shifting chute (5), the first conical gear (7) of dwang (6) one end fixedly connected with, the fixed cover of a rotating cylinder (11) lateral wall has second conical gear (8), be equipped with the moving mechanism who is used for showing the measurement depth on bottom plate (1).

2. The asphalt pavement construction loose thickness inspection tester according to claim 1, characterized in that the moving mechanism comprises a sliding groove (25) arranged on the side wall of the vertical plate (2), a sliding plate (17) is connected in the sliding groove (25) in a sliding manner, a toothed plate (18) is fixedly connected on the side wall of the sliding plate (17), an indicating needle (23) is fixedly connected on the side wall of the sliding plate (17), and scales (24) are arranged on the side wall of the vertical plate (2).

3. The asphalt pavement construction loose thickness inspection tester as claimed in claim 1, wherein the rotating shaft (21) is rotatably connected with the side wall of the vertical plate (2), and the side wall of the rotating shaft (21) is fixedly sleeved with a gear (19) capable of being matched with the toothed plate (18).

4. The asphalt pavement construction loose thickness tester according to claim 1, characterized in that two vertical shafts (9) are fixedly connected to the lower end of the movable housing (3), vertical rods (10) are slidably connected to the two vertical shafts (9), the lower ends of the two vertical rods (10) are fixedly connected to the upper end of the lifting plate (13), the lower end of the rotating cylinder (11) penetrates through the lower end of the movable housing (3), and the first bevel gear (7) is engaged with the second bevel gear (8).

5. The asphalt pavement construction loose thickness inspection tester according to claim 1, characterized in that a fixed plate (26) is fixedly connected to the side wall of the movable housing (3), the rotating rod (6) penetrates through the side wall of the fixed plate (26), and the cross section of the rotating rod (6) is rectangular.

6. The asphalt pavement construction loose thickness inspection tester according to claim 1, characterized in that the upper end of the fixed housing (4) is provided with fixing holes (15) at equal intervals, the upper end of the movable housing (3) is provided with a mounting hole, and the mounting hole is provided with a fixing bolt (16) together with one of the fixing holes (15).

7. The asphalt pavement construction loose thickness inspection tester according to claim 1, characterized in that the upper end of the bottom plate (1) is fixedly connected with a balancing weight (22).