CN219178556U

CN219178556U - Leveling-free gradient measuring device

Info

Publication number: CN219178556U
Application number: CN202223531648.0U
Authority: CN
Inventors: 李�杰; 李圆圆; 莫雨生; 莫李生; 肖紫薇
Original assignee: Hunan No4 Engineering Corp Co ltd
Current assignee: Hunan No4 Engineering Corp Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-13
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a leveling-free gradient measuring device. The leveling-free gradient measurement device comprises a first connecting rod, wherein the first connecting rod is connected with a second connecting rod through a first rotating shaft, a measuring angle plate is arranged in the middle of the first connecting rod, a second rotating shaft is arranged at the circle center of the measuring angle plate, and a pointer is fixed on the second rotating shaft; the first rotating shaft and the second rotating shaft are driven by a synchronous device, so that the length direction of the first connecting rod is parallel to the central axis direction of the pointer; the first connecting rod is provided with a storage groove which is used for storing the second connecting rod. The utility model has simple structure, convenient carrying and no leveling.

Description

Leveling-free gradient measuring device

Technical Field

The utility model relates to a leveling-free gradient measuring device which is mainly used for measuring foundation pits of building engineering, side slopes of road engineering and the like.

Background

In the excavation construction of foundation pits and road earthwork, the problem of slope control is often encountered, the feeling is inaccurate, and the measuring instrument is inconvenient.

The existing highway subgrade side slope also has a slope measuring device, but the device is designed with a base, the structure is complex, and meanwhile, the base is wider and heavier, so that the device is inconvenient to carry in practice. In addition, the slope measuring device needs leveling before use, but is often a pit or a depression for building engineering foundation pit and road, and has no way to remove the leveling, so the slope measuring device is not approved by constructors, and is abandoned even if purchased.

Therefore, how to design a portable leveling-free slope measuring device which is deeply favored by constructors is the problem to be solved by the utility model.

Disclosure of Invention

The utility model aims to provide a leveling-free gradient measuring device which is simple in structure, convenient to carry and free from leveling.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the leveling-free gradient measuring device comprises a first connecting rod, wherein the end part of the first connecting rod is hinged with a second connecting rod through a first rotating shaft, a measuring angle plate is arranged at the middle part of the first connecting rod, a second rotating shaft is arranged at the center of the measuring angle plate, and a pointer is fixed on the second rotating shaft; the first rotating shaft and the second rotating shaft are driven by a synchronous device arranged on the side surface of the first connecting rod, so that the length direction of the first connecting rod is parallel to the central axis direction of the pointer;

the first connecting rod is provided with a storage groove which is used for storing the second connecting rod, and the length of the second connecting rod is larger than the distance between the first rotating shaft and the second rotating shaft.

The utility model adopts the first connecting rod to replace the base of the prior gradient measuring device, thereby simplifying the structure, reducing the weight and directly measuring without leveling. After the use, fold the second connecting rod to accomodate the inslot, very conveniently carry. The length of the second connecting rod is greater than the distance between the first rotating shaft and the second rotating shaft, so that the size of the device can be reduced to the greatest extent, and the portable device is convenient to carry.

According to the embodiment of the utility model, the utility model can be further optimized, and the following technical scheme is formed after the optimization:

in one preferred embodiment, for convenience in accommodating the second connecting rod, the accommodating groove is a U-shaped through groove. Of course, the storage groove is an L-shaped through groove, namely, one side wall of the U-shaped through groove is omitted, and the semi-open through groove can further lighten the weight of the gradient measuring device.

In one preferred embodiment, the synchronization device is a pulley assembly or a sprocket assembly. More preferably, the pulley assembly comprises pulleys fixedly connected to the first rotating shaft and the second rotating shaft respectively, and the two pulleys are connected through a belt; the center positions of the two belt pulleys are arranged on the same horizontal line. The diameters of the two pulleys are the same.

And a lantern ring is fixedly connected to the second rotating shaft, and the pointer is fixedly connected to the lantern ring.

In order to prevent the second connecting rod from falling out of the storage groove after being stored, the lower end of the first connecting rod is fixedly connected with a supporting plate, and the supporting plate is arranged below the storage groove.

In one preferred embodiment, the width of the first connecting rod does not exceed 100mm. In this way inaccuracy of the measurement due to uneven ground can be largely avoided.

In order to further avoid inaccurate measurement caused by uneven ground, the first connecting rod is in line contact with the ground during use, and the line contact can thoroughly solve the leveling problem of the existing base type slope measuring device.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has simple structure and convenient use, and is convenient for measuring and calculating the slope gradient.

The slope measuring device of the utility model has no bottom plate, consists of two connecting rods, is convenient to carry, has the weight of not more than 2kg even if steel materials are adopted, and has lighter weight and more convenient carrying if wood, plastic or aluminum materials are adopted.

The slope measuring device does not need leveling and can freely measure according to the natural slope.

The gradient measuring device has wide application range, and can measure the gradient as long as the reading of the dial is smaller than or equal to 180 degrees.

Drawings

FIG. 1 is a block diagram of a slope measuring device of the present utility model;

FIG. 2 is a cross-sectional view of a slope measuring device of the present utility model.

In the drawings

1. A first connecting rod; 2. u-shaped through grooves; 3. a second connecting rod; 4. a first rotating shaft; 5. a pulley assembly; 6. a collar; 7. a pointer; 8. measuring angle plates; 9. a belt pulley; 10. a belt; 11. and (5) supporting plates.

Detailed Description

The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. For convenience of description, the words "upper", "lower", "left" and "right" are used hereinafter to denote only the directions corresponding to the upper, lower, left, and right directions of the drawings, and do not limit the structure.

The leveling-free gradient measuring device for building construction comprises a first connecting rod 1, a second connecting rod 3, a belt pulley assembly 5, a pointer 7 and a measuring angle plate 8, wherein the first connecting rod is connected with the second connecting rod. The first connecting rod 1 is provided with a U-shaped through groove 2; the lower end of the first connecting rod 1 is fixedly connected with a supporting plate 11, and the supporting plate 11 is arranged at the lower end of the U-shaped through groove 2. A second connecting rod 3 is arranged in the U-shaped through groove 2, a first rotating shaft 4 is fixedly arranged on the second connecting rod 3 in a penetrating mode, the first rotating shaft 4 is connected with the first connecting rod 1 in a rotating mode, and one end of the first rotating shaft 4 penetrates through the first connecting rod 1; the first connecting rod 1 is rotatably connected with a second rotating shaft; the first rotating shaft 4 is connected with the second rotating shaft through a belt pulley assembly 5, and the length of the second connecting rod 3 is larger than the distance between the first rotating shaft 4 and the second rotating shaft. The second rotating shaft is fixedly connected with a lantern ring 6, and the lantern ring 6 is fixedly connected with a pointer 7; the central axis of the second connecting rod 3 is parallel to the central axis of the pointer 7. The first connecting rod 1 is fixedly connected with a protractor plate 8, and the second rotating shaft penetrates through the center of the protractor plate 8. The width of the first connecting rod is not more than 100mm.

As shown in fig. 1, the pulley assembly 5 includes pulleys 9 fixedly connected to the first shaft 4 and the second shaft, respectively, and the two pulleys 9 are connected by a belt 10. The center positions of the two belt pulleys 9 are arranged on the same horizontal line. The diameters of the two pulleys 9 are preferably identical.

When the U-shaped through groove 2 is used, the first connecting rod 1 is placed on the bottom of a foundation pit, the angle of the device is close to the bottom angle of a slope, the second connecting rod 3 is rotated to be attached to the slope surface, when the second connecting rod 3 is rotated, the first rotating shaft 4 is driven to rotate, the belt pulley 9 is driven to rotate, the other belt pulley 9 is driven to rotate through the belt 10, the second rotating shaft is driven to rotate, the pointer 7 points out the scale on the angle measuring plate 8, the scale is read, namely the scale is the reading of the angle of the slope, the slope of the slope is calculated through a slope calculating method, the second connecting rod 3 is conveniently accommodated in the first connecting rod 1 by the U-shaped through groove 2, and the supporting plate 11 is convenient for supporting the second connecting rod 3 to prevent the second connecting rod from falling from the U-shaped through groove 2.

The foregoing examples are set forth in order to provide a more thorough description of the present utility model, and are not intended to limit the scope of the utility model, since modifications of the present utility model, in which equivalents thereof will occur to persons skilled in the art upon reading the present utility model, are intended to fall within the scope of the utility model as defined by the appended claims.

Claims

1. The leveling-free gradient measurement device is characterized by comprising a first connecting rod (1), wherein the end part of the first connecting rod (1) is hinged with a second connecting rod (3) through a first rotating shaft (4), a measuring angle plate (8) is arranged at the middle part of the first connecting rod (1), a second rotating shaft is arranged at the center of the measuring angle plate (8), and a pointer (7) is fixed on the second rotating shaft; the first rotating shaft (4) and the second rotating shaft are driven by a synchronous device arranged on the side surface of the first connecting rod (1), so that the length direction of the first connecting rod (1) is parallel to the central axis direction of the pointer (7);

the first connecting rod (1) is provided with a storage groove which is used for storing the second connecting rod (3), and the length of the second connecting rod (3) is larger than the distance between the first rotating shaft (4) and the second rotating shaft.

2. The leveling-free slope measurement device according to claim 1, characterized in that the receiving slot is a U-shaped through slot (2).

3. The leveling-free slope measurement device of claim 1, wherein the receiving slot is an L-shaped through slot.

4. Leveling-free slope measurement device according to claim 1, characterized in that the synchronization device is a pulley assembly (5) or a sprocket assembly.

5. The levelling-free slope measurement device according to claim 4, characterized in that the pulley assembly (5) comprises pulleys (9) fixedly connected to the first (4) and second (9) rotational shafts, respectively, the two pulleys (9) being connected by a belt (10); the center positions of the two belt pulleys (9) are arranged on the same horizontal line.

6. Leveling-free slope measurement device according to claim 5, characterized in that the diameters of the two pulleys (9) are identical.

7. The leveling-free slope measurement device according to any one of claims 1-6, characterized in that a collar (6) is fixedly connected to the second shaft, and the pointer (7) is fixedly connected to the collar (6).

8. The leveling-free slope measurement device according to any one of claims 1-6, characterized in that a stay plate (11) is fixedly connected to the lower end of the first connecting rod (1), and the stay plate (11) is arranged below the receiving groove.

9. Leveling-free slope measurement device according to any one of claims 1-6, characterized in that the width of the first connecting rod (1) does not exceed 100mm.

10. Leveling-free slope measurement device according to any one of claims 1-6, characterized in that the first connecting rod (1) is in line contact with the ground in use.