Adjustable device for controlling elevation of pavement structure layer

Abstract

The utility model discloses an adjustable device for controlling the elevation of a pavement structure layer, which is characterized by comprising a base, a vertical rod vertically arranged on the base, a positioning ring sleeved on the vertical rod in an up-down free sliding manner, and a wire hanging groove fixedly connected with one side of the positioning ring and parallel to the base, the adjustor is connected with the other side of the positioning ring and used for fixing the position of the positioning ring on the vertical rod, the scale mark is arranged on the vertical rod and takes the lower surface of the base as a zero point, and the alignment screws are arranged on the line hanging groove in a downward screwing mode. The device is simple in structure and convenient to use and operate, can control the regulator to adjust the elevation of the wire hanging groove according to a preset elevation value so as to realize accurate control of the elevation during construction of a pavement structure layer, can adapt to different construction environments and requirements, and has better popularization and utilization values in road construction projects.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction, in particular to an adjustable device for controlling the elevation of a road surface structure layer. Technical Background

[0002] During road construction, it is extremely important to control the elevation of each structural layer of the road surface. Traditional methods of controlling the elevation of the road surface often rely on manual measurement and empirical judgment by construction workers, or driving steel bars into the ground and then pulling wires according to the elevation. This is not only inefficient, but also difficult to ensure accuracy. In addition, due to the complexity of the road construction environment and the diversity of construction requirements, a device that can flexibly adjust and accurately control the elevation of each structural layer of the road surface is particularly needed to solve the above problems. Utility Model Content

[0003] The technical problem solved by the utility model is to provide an adjustable device for controlling the elevation of a road structure layer, thereby solving the problem that the traditional road elevation control method has low efficiency and is difficult to ensure accuracy.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions.

[0005] An adjustable device for controlling the elevation of a pavement structure layer, characterized in that it includes a base, a vertical pole arranged perpendicularly on the base, a positioning ring freely slidably sleeved on the vertical pole, a wire hanging groove fixedly connected to one side of the positioning ring and arranged parallel to the base, an adjuster connected to the other side of the positioning ring for fixing the position of the positioning ring on the vertical pole, a scale line arranged on the vertical pole with the lower surface of the base as the zero point, and a plurality of fixing screws arranged on the wire hanging groove tightened downward.

[0006] Preferably, the adjuster includes an adjusting nut fixed to one side of the positioning ring, an adjusting screw and a handle; the positioning ring is provided with a screw connecting hole that cooperates with the adjusting nut, one end of the adjusting screw is fixedly connected to the handle, and the other end is threadedly connected to the adjusting nut and can be screwed into the screw connecting hole to tightly fit with the top of the vertical pole.

[0007] Preferably, a reflective warning strip is arranged around the top of the vertical pole.

[0008] Preferably, 3 to 4 supporting screws that can be screwed downward are evenly arranged on the base to adjust the level of the base and / or fix the base to the ground.

[0009] Preferably, a horizontal bubble meter is provided on the base.

[0010] Preferably, the number of the thread fixing screws is 2 to 3, and they are evenly arranged along the center line of the thread hanging groove.

[0011] Preferably, a limiting plate is provided at the penetration portion of the thread-fixing screw to prevent the thread-fixing screw from falling off the thread-hanging groove when being screwed out upward.

[0012] Preferably, the cable trough is made of channel steel, the base is made of round steel plate, the vertical pole is made of steel pipe or smooth steel bar, and the vertical pole is connected to the base by welding or threading.

[0013] The beneficial effects of the utility model are as follows: the utility model has a simple structure and is easy to use and operate. It can control the regulator according to the preset elevation values ​​of different structural layers of the road surface to adjust the elevation of the hanging trough in real time, so as to realize precise control of the elevation during the construction of each structural layer of the road surface, and can adapt to different construction environments and needs, and has good promotion and utilization value in road construction projects. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 It is the front view of the utility model;

[0016] Figure 3 It is a top view of the utility model;

[0017] Figure 4 This is one of the usage state diagrams of the utility model;

[0018] Figure 5 This is the second usage state diagram of the utility model;

[0019] The accompanying drawings are marked as follows: base 1, vertical pole 2, positioning ring 3, screw connecting hole 301, wire hanging groove 4, adjuster 5, adjusting nut 501, adjusting screw 502, handle 503, scale line 6, positioning screw 7, limiting plate 701, reflective warning strip 8, supporting screw 9, level bubble meter 10, elevation line 11, road surface 12. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiment of the utility model will be described below in conjunction with the accompanying drawings in the embodiment of the utility model.

[0021] It is clear and complete that the embodiments described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, ordinary technicians in this field can

[0022] All other embodiments obtained under the premise of creative work shall fall within the scope of protection of this utility model. Example

[0023] A height hanging wire control device for pavement structure layer, see Figures 1 to 3 It includes a base 1, a vertical pole 2 arranged on the base 1, a positioning ring 3 freely slidably sleeved on the vertical pole 2, a wire hanging groove 4 fixedly connected to one side of the positioning ring 3 and arranged parallel to the base 1, an adjuster 5 connected to the other side of the positioning ring 3 for fixing the position of the positioning ring 3 on the vertical pole 2, a scale line 6 arranged on the vertical pole 2 with the lower surface of the base 1 as the zero point, and a plurality of fixing screws 7 arranged on the wire hanging groove 4 tightened downward;

[0024] Based on the above structure, the working principle or use method of the utility model is as follows: When constructing a certain structural layer of the road surface, refer to Figure 4 , first place the base 1 on the construction ground of the construction area, then slide the movable ring 3 up and down to adjust the movable ring 3 to drive the wire hanging groove 4 to rise and fall synchronously, and observe the elevation position of the wire hanging groove 4 through the scale line. When it is adjusted to a suitable position, the position of the movable ring 3 is fixed by the adjuster 4, that is, the elevation control of the wire hanging groove 4 is realized; after that, loosen the fixed line screw 7, and insert the elevation line 11 between the nut of the fixed line screw 7 and the bottom of the wire hanging groove 4, and then tighten the fixed line screw 7, the elevation line can be fixed to the wire hanging groove 4 through the fixed line screw 7, so as to realize the precise control of the elevation during the construction of the structural layer; in the specific construction, according to the needs, a plurality of the utility model devices can be placed at the same time in the range of the wire hanging axis for coordinated use in the same construction section, and the elevation line 11 is tightened and fixed in the wire hanging groove 4 of the utility model device in sequence; please refer to Figure 4 During construction, the required elevation line 11 can be first laid out through other surveying instruments, and then the height of the hanging groove 4 can be adjusted to achieve the function of supporting the fixed elevation line and controlling the elevation; when the construction of the structure layer is completed and the next pavement structure layer needs to be constructed, the elevation of the hanging groove 4 can be readjusted according to the above method; and, please refer to Figure 5 In some cases, the positioning ring 3 or the base 1 can be rotated to make the opening direction of the wire hanging groove 4 of the utility model consistent with the width direction of the road surface, and then a laser line projector is placed in the wire hanging groove 4 to detect the flatness of the road surface 12 or the structural layer.

[0025] In order to facilitate the adjustment of the elevation of the cable trough 4, further, in a preferred embodiment, the adjuster 5 includes an adjusting nut 501 fixed to one side of the positioning ring 3, an adjusting screw 502 and a handle 503; the positioning ring 3 is provided with a screw connecting hole 301 cooperating with the adjusting nut 501, one end of the adjusting screw 502 is fixedly connected to the handle 503, and the other end is threadedly connected to the adjusting nut 501 and can be screwed into the screw connecting hole 301 and tightly fitted with the vertical pole 2; when it is necessary to adjust the elevation of the cable trough 4, first slide the positioning ring 3 up and down to the desired position, and then rotate the handle 503 to make the adjusting screw 502 screw in to tighten the vertical pole 2, thereby completing the fixation of the position of the cable trough 4 and the adjustment of the elevation.

[0026] Furthermore, in a preferred embodiment, a reflective warning strip 8 is disposed around the top of the vertical pole 2, and the reflective warning strip 8 can serve as a warning to prevent operators or mechanical equipment from colliding with the device of the utility model during the construction of the pavement structure layer.

[0027] Furthermore, in a preferred embodiment, 3 to 4 support screws 9 that can be screwed downward are evenly arranged on the base 1 to adjust the level of the base 1 and / or fix the base 1 to the ground; when necessary, the support screws 9 can be screwed downward to insert the support screws 9 into the soil or support it on the road surface, and the base 1 can also be controlled to be in a horizontal state by adjusting the screw-in distances of different support screws 9 respectively.

[0028] In order to facilitate observation of whether the base is in a horizontal state, further, in a preferred embodiment, a horizontal bubble meter 10 is provided on the base 1.

[0029] Furthermore, in a preferred embodiment, the number of the thread fixing screws 7 is 2 to 3, and they are evenly arranged along the center line of the thread hanging groove 4 .

[0030] Furthermore, in a preferred embodiment, a limit plate 701 is provided at the penetration portion of the threading screw 7 to prevent the threading screw 7 from falling off the thread hanging groove 4 when being screwed out upward.

[0031] In order to facilitate on-site material acquisition, increase the durability of the equipment and reduce the processing cost of the utility model, further, in a preferred embodiment, the wire hanging trough 4 is made of channel steel, the base 1 is made of round steel plate, the vertical pole 2 is made of steel pipe or smooth steel bar, and the vertical pole 2 is welded or threaded to the base 1.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention to a specific embodiment.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, technicians in this industry should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable device for controlling the elevation of a pavement structure layer, characterized in that: The utility model comprises a base (1), a vertical pole (2) arranged on the base (1), a positioning ring (3) freely slidably sleeved on the vertical pole (2), a wire hanging groove (4) fixedly connected to one side of the positioning ring (3) and arranged parallel to the base (1), an adjuster (5) connected to the other side of the positioning ring (3) for fixing the position of the positioning ring (3) on the vertical pole (2), a scale line (6) arranged on the vertical pole (2) with the lower surface of the base (1) as the zero point, and a plurality of fixing screws (7) arranged on the wire hanging groove (4) and tightened downward.

2. An adjustable device for controlling the elevation of a pavement structure layer as claimed in claim 1, characterized in that: The adjuster (5) comprises an adjusting nut (501) fixed to one side of the positioning ring (3), an adjusting screw (502) and a handle (503); the positioning ring (3) is provided with a screw connecting hole (301) that cooperates with the adjusting nut (501); one end of the adjusting screw (502) is fixedly connected to the handle (503), and the other end is threadedly connected to the adjusting nut (501) and can be screwed into the screw connecting hole (301) to tightly cooperate with the vertical pole (2).

3. An adjustable device for controlling the elevation of a pavement structure layer as claimed in claim 1, characterized in that: A reflective warning strip (8) is arranged around the top of the vertical pole (2).

4. The adjustable device for controlling the elevation of a pavement structure layer according to claim 1, characterized in that: The base (1) is evenly provided with 3 to 4 support screws (9) that can be screwed downwards, so as to adjust the level of the base (1) and / or fix the base (1) to the ground.

5. The adjustable device for controlling the elevation of a pavement structure layer according to claim 1, characterized in that: A horizontal bubble meter (10) is arranged on the base (1).

6. The adjustable device for controlling the elevation of a pavement structure layer according to claim 1, characterized in that: The number of the wiring screws (7) is 2 to 3, and they are evenly arranged along the center line of the wire hanging groove (4).

7. An adjustable device for controlling the elevation of a pavement structure layer as claimed in claim 6, characterized in that: The penetration portion of the threading screw (7) is provided with a limit plate (701) to prevent the threading screw (7) from falling off the thread hanging groove (4) when being screwed out upward.

8. An adjustable device for controlling the elevation of a pavement structure layer according to any one of claims 1 to 7, characterized in that: The wire hanging trough (4) is made of channel steel, the base (1) is made of a circular steel plate, the vertical pole (2) is made of a steel pipe or a smooth steel bar, and the vertical pole (2) is connected to the base (1) by welding or threading.

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