Multifunctional construction lofting scale

Abstract

The utility model discloses a multifunctional construction lofting ruler which comprises a main ruler (1) and is characterized in that at least one auxiliary ruler (2) is arranged, the auxiliary ruler (2) is provided with a connecting part (2-1) which can be in butt joint with the main ruler (1), the connecting part (2-1) is an n-shaped body with the lower portion open and matched with the cross section of the main ruler (1), and a first fixing piece (3) is arranged on the connecting part (2-1). And the first fixing piece (3) is a fastening bolt (3-2) on the connecting part (2-1). According to the utility model, a right-angle ruler can be quickly formed, the right-angle ruler is directly utilized to carry out standard right-angle marking for construction lofting on a working surface of a minor repair pavement, and the right-angle marking device is flexible and convenient to use, can be used independently, particularly can be used in a combined manner, and is good in use effect and high in efficiency.

Description

Technical Field

[0001] The utility model relates to a multifunctional construction setting out ruler. Background Art

[0002] In highway operation and maintenance, especially in pothole repair work on minor road repairs, construction layout is required. In the actual production process, due to the limitation of work types or the limitation of tools carried on the vehicle, the primitive working method of "special ruler for special purpose" has always been used, which is time-consuming and labor-intensive, and is far from meeting the requirements of modern highway maintenance and construction.

[0003] CN218756927U discloses a road pothole repair and marking device, including a marking frame and a guide groove provided thereon, the marking frame can support a marking tool for marking straight lines for pothole repair through the guide groove, the marking tool includes a movable frame that can move along the guide groove and a marking barrel assembly supported by its upper part; the movable frame includes a support block and guide wheels on both sides of the support block supported on the edges of both sides of the guide groove, a placement hole for placing the marking barrel assembly is provided in the center of the support block, the technical solution 1 has a relatively complex structure and is an integral whole, which is subject to many restrictions in use and is not convenient to use.

[0004] Therefore, a multifunctional construction layout ruler with simple structure, flexible and convenient use, which can be used alone or in combination, has emerged. Summary of the invention

[0005] The utility model aims to provide a multifunctional construction layout ruler which has a simple structure, is flexible and convenient to use, and can be used alone or in combination.

[0006] The object of the utility model is achieved by the following structure, comprising a main scale (1), characterized in that at least one auxiliary scale (2) is provided, the auxiliary scale (2) is provided with a connecting portion (2-1) capable of being connected with the main scale (1), the connecting portion (2-1) is a "冂"-shaped body with an open lower portion that matches the cross section of the main scale (1), a first fixing member (3) is provided on the connecting portion (2-1), and the first fixing member (3) is a fastening bolt (3-2) on the connecting portion (2-1).

[0007] Furthermore, the side of the above-mentioned fastening bolt (3-2) is preferably provided with a top block (3-4), and the top block (3-4) is arranged in a slide groove of the connecting part (2-1). A protrusion (3-3) is provided on the fastening bolt (3-2), and the protrusion (3-3) touches the top block (3-4) to achieve the fixation of the first fixing member (3). The top block (3-4) is a column and is provided with a reset spring to be reset.

[0008] Further, the above bump (3-3) is a cone on the fastening bolt (3-2), preferably a cam on the fastening bolt (3-2).

[0009] Further, it is preferable that the above connecting portion (2-1) is movably connected to the secondary scale (2), and the movable connection is as follows: a connecting groove (2-3) and a second fixing member (2-2) are provided on the side of the connecting portion (2-1), and a connecting head (2-4) corresponding to the connecting groove (2-3) is provided on the secondary scale (2).

[0010] Still further, it is preferable that longitudinal fixing grooves (1-1) are provided on the above main scale (1) and / or secondary scale (2), through which the connection between the main scale (1) and the secondary scale (2), or between the secondary scales (2) can be made more convenient and stable.

[0011] Further, the scales of the above main scale (1) and / or secondary scale (2) are preferably folding scales, which can be stored in a smaller space in the non-use state.

[0012] In practice, one main scale (1) can be equipped with at least one secondary scale (2), preferably one main scale (1) can be equipped with at least 2-3 secondary scales (2). The main scale (1) and the secondary scale (2) can be used in combination, and the secondary scales (2) can also be used in combination with each other.

[0013] The use method is as follows: Buckle the connecting portion of the secondary scale on the main scale and fasten the first fixing member, then a right-angle scale can be quickly formed. Directly use this right-angle scale to perform standard construction layout right-angle scribing on the working surface of the small-repair road surface. It is flexible and convenient to use, can be used alone, especially can be used in combination, with good use effect and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic structural diagram of Embodiment 1 of the present utility model.

[0015] Figure 2 It is Figure 1 A schematic structural diagram in an upward view.

[0016] Figure 3 It is a schematic diagram of a partial enlargement of the connecting portion in Embodiment 1 of the present utility model.

[0017] Figure 4 It is a schematic structural diagram of the connecting portion in Embodiment 2 of the present utility model.

[0018] Figure 5 It is a schematic structural diagram of the connecting portion in Embodiment 3 of the present utility model.

[0019] Figure 6 It is Figure 5Schematic diagram of the structure along section A_A.

[0020] Figure 7 This is a schematic diagram of the structure of Example 4 of the utility model.

[0021] Figure 8 This is a schematic diagram of the structure of Example 5 of the present utility model.

[0022] Markings shown in the figure: main ruler 1, level 1-1, hinge 1-2, fixing groove 1-3, auxiliary ruler 2, connecting part 2-1, second fixing part 2-2, connecting groove 2-3, connecting head 2-4, first fixing part 3, rotating handle 3-1, fastening bolt 3-2, protrusion 3-3, top block 3-4. DETAILED DESCRIPTION

[0023] Implementation Example 1: Reference Figure 1-3 , is a structural schematic diagram of Example 1 of the utility model, comprising a main ruler 1, provided with at least one auxiliary ruler 2, the ruler bodies of the main ruler 1 and the auxiliary ruler 2 are both foldable rulers, the folding parts are connected by hinges 1-2, and can be stored in a small space when not in use, and a level 1-1 is also provided on the ruler bodies of the main ruler 1 and the auxiliary ruler 2.

[0024] It is preferred that 2-3 auxiliary rulers 2 are provided. A connecting portion 2-1 capable of being connected to the main ruler 1 is provided on one end of the auxiliary ruler 2. The connecting portion 2-1 is a "冂"-shaped body with an open lower portion intersecting with the cross section of the main ruler 1. A first fixing member 3 is provided on the connecting portion 2-1. The first fixing member 3 is a fastening bolt 3-2 on the side of the connecting portion 2-1. A top block 3-4 is provided on the side of the fastening bolt 3-2. The top block 3-4 is provided in a slide groove of the connecting portion 2-1. A protrusion 3-3 is provided on the fastening bolt 3-2. The protrusion 3-3 touches the top block 3-4 to achieve the fixation of the first fixing member 3. In this embodiment, the protrusion 3-3 is a cone on the fastening bolt 3-2.

[0025] Implementation Example 2: Reference Figure 4 , which is a schematic diagram of the structure of Embodiment 2 of the present utility model. In this embodiment, the first fixing member 3 is a fastening bolt 3-2 on the side of the connecting portion 2-1.

[0026] Implementation Example 3: Reference Figure 5-6 , which is a schematic diagram of the structure of Embodiment 3 of the utility model. In this embodiment, a top block 3-4 is provided on the side of the fastening bolt 3-2, and the top block 3-4 is arranged in a slide groove of the connecting portion 2-1, and a protrusion 3-3 is provided on the fastening bolt 3-2, and the protrusion 3-3 is preferably a cam on the fastening bolt 3-2.

[0027] Implementation Example 4: Reference Figure 7, which is a schematic structural diagram of Embodiment 4 of the present utility model. In this embodiment, the connection part 2-1 and the secondary scale 2 are movably connected, and this movable connection is as follows: a connection groove 2-3 and a second fixing member 2-2 are provided on the side of the connection part 2-1, and a connection head 2-4 corresponding to the connection groove 2-3 is provided on the secondary scale 2. The connection groove 2-3 and the connection head 2-4 form a mortise and tenon structure.

[0028] Embodiment 5: Refer to Figure 8 , which is a schematic structural diagram of Embodiment 5 of the present utility model. In this embodiment, longitudinal fixing grooves 1-1 are provided on both the main scale 1 and the secondary scale 2. Through these fixing grooves 1-1, the connection between the main scale 1 and the secondary scale 2, or between the secondary scales 2 can be made more convenient and stable.

[0029] The above are only the preferred embodiments of the present utility model. It should be noted that the above preferred embodiments should not be regarded as a limitation to the present utility model. The protection scope of the present utility model should be subject to the scope defined by the claims. For those of ordinary skill in the art of this technology, without departing from the spirit and scope of the present utility model, several improvements and refinements can also be made, which should also be regarded as the protection scope of the present utility model.

Claims

1. A multifunctional construction layout ruler, characterized in that, The invention comprises a main ruler (1), characterized in that at least one auxiliary ruler (2) is provided, the auxiliary ruler (2) is provided with a connecting portion (2-1) capable of being connected with the main ruler (1), the connecting portion (2-1) is a "冂"-shaped body with an open lower portion that matches the cross section of the main ruler (1), a first fixing member (3) is provided on the connecting portion (2-1), and the first fixing member (3) is a fastening bolt (3-2) on the connecting portion (2-1).

2. The multifunctional construction layout scale according to claim 1, wherein: The side of the fastening bolt (3-2) is provided with a top block (3-4), which is arranged in a slide groove of the connecting part (2-1). A protrusion (3-3) is provided on the fastening bolt (3-2), and the protrusion (3-3) contacts the top block (3-4) to move.

3. The multifunctional construction layout scale according to claim 2, characterized in that: The convex block (3-3) is a cone on the fastening bolt (3-2), or a cam on the fastening bolt (3-2).

4. The multifunctional construction layout scale according to claim 1, 2 or 3, characterized in that: The connecting portion (2-1) is movably connected to the auxiliary ruler (2), and the movably connected portion comprises: a connecting groove (2-3) and a second fixing member (2-2) are provided on the side of the connecting portion (2-1), and a connecting head (2-4) corresponding to the connecting groove (2-3) is provided on the auxiliary ruler (2).

5. The multifunctional construction layout scale according to claim 1, 2 or 3, characterized in that: The main ruler (1) and / or the auxiliary ruler (2) are provided with a longitudinal fixing groove (1-1).

6. The multifunctional construction layout scale according to claim 4, wherein: The main ruler (1) and / or the auxiliary ruler (2) are provided with a longitudinal fixing groove (1-1).

7. The multifunctional construction layout scale according to claim 1, 2 or 3, characterized in that: The ruler body of the main ruler (1) and / or the auxiliary ruler (2) is a foldable ruler.

8. The multifunctional construction layout scale according to claim 4, characterized in that: The ruler body of the main ruler (1) and / or the auxiliary ruler (2) is a foldable ruler.

9. The multifunctional construction layout scale according to claim 5, characterized in that: The ruler body of the main ruler (1) and / or the auxiliary ruler (2) is a foldable ruler.

10. The multifunctional construction layout scale according to claim 6, characterized in that: The ruler body of the main ruler (1) and / or the auxiliary ruler (2) is a foldable ruler.

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