Diameter measuring device for deep foundation pit of power transmission and transformation project

Abstract

The utility model relates to the technical field of deep foundation pit diameter measurement, in particular to a power transmission and transformation project deep foundation pit diameter measuring device, which can be used for more conveniently measuring the diameter of a deep foundation pit, ensuring that the diameter is measured during measurement, avoiding measurement errors and improving the accuracy of diameter measurement. Comprising a limiting rod, the limiting rod is rotationally sleeved with a measuring ruler plate, a T-shaped positioning plate is fixedly arranged at the top end of the limiting rod and located above the measuring ruler plate, two sets of butterfly-shaped positioning bolts are symmetrically arranged on the T-shaped positioning plate in a screwed mode, the bottom ends of the two sets of butterfly-shaped positioning bolts are in a pointed cone shape, and the maximum scribed line is tangent to the right end of a guide notch. Two sets of guide blocks are symmetrically and fixedly arranged on the movable rod, the movable rod is slidably installed in the guide notches through matching of the guide blocks and the limiting grooves, an indicator plate is fixedly arranged on the outer wall of the right side of the top end of the movable rod, the right end of the indicator plate is tangent to the outer wall of the movable rod and is parallel to the maximum scribed line, and an L-shaped pull rod is fixedly connected to the top end of the movable rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of deep foundation pit diameter measurement, particularly relates to a power transmission and transformation engineering deep foundation pit diameter measurement device. BACKGROUND

[0002] In the process of power transmission and transformation engineering construction, the deep foundation pit needs to be excavated, and most of the deep foundation pits are circular, so the diameter of the deep foundation pit needs to be measured after the deep foundation pit is excavated and formed, which is used to check whether the deep foundation pit construction meets the design size requirement.

[0003] At present, the diameter of the deep foundation pit is generally measured manually by using a steel ruler to directly measure the diameter of the foundation pit. During the measurement process, the staff needs to go up and down the foundation pit, which makes the diameter measurement of the foundation pit more troublesome. Moreover, since the foundation pit is mostly circular, it is impossible to ensure that the measurement is the diameter during the measurement, which may cause measurement error and affect the accuracy of the diameter measurement. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the utility model provides a power transmission and transformation engineering deep foundation pit diameter measurement device which can make the diameter measurement of the deep foundation pit more convenient, ensure that the measurement is the diameter during the measurement, avoid measurement error, and improve the accuracy of the diameter measurement.

[0005] TECHNICAL SCHEME

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a power transmission and transformation engineering deep foundation pit diameter measurement device, which comprises a positioning assembly and a measurement assembly. The positioning assembly comprises a limiting rod, a measurement scale plate is rotatably sleeved on the limiting rod, a T-shaped positioning plate is fixedly arranged at the top end of the limiting rod, the T-shaped positioning plate is located above the measurement scale plate, two groups of butterfly-shaped positioning bolts are symmetrically screwed on the T-shaped positioning plate, the bottom ends of the two groups of butterfly-shaped positioning bolts are conical, a guide slot is formed in the measurement scale plate, two scale lines are symmetrically arranged at the top end of the measurement scale plate, a zero scale line is connected to the left end of the two scale lines, a maximum scale line is connected to the right end of the two scale lines, the zero scale line is tangent to the left outer wall of the limiting rod, the maximum scale line is tangent to the right end of the guide slot, the measurement assembly comprises a movable rod, two groups of guide blocks are fixedly arranged on the movable rod in a symmetrical manner, two limiting grooves are symmetrically arranged in front of and behind the guide slot, the movable rod is slidably installed in the guide slot through the cooperation of the guide blocks and the limiting grooves, an indicating plate is fixedly arranged on the right outer wall at the top end of the movable rod, the right end of the indicating plate is tangent to the outer wall of the movable rod and parallel to the maximum scale line, and an L-shaped pull rod is fixedly connected to the top end of the movable rod.

[0007] Preferably, an annular groove is formed in the outer wall of the limiting rod, a connecting hole is arranged at the left end of the measurement scale plate in cooperation with the annular groove, and the measurement scale plate is rotatably sleeved on the limiting rod through the cooperation of the connecting hole and the annular groove.

[0008] Preferably, the top end of the measuring scale plate is fixedly connected with a handle on the right side.

[0009] Preferably, the right end of the L-shaped pull rod is fixedly provided with a pull ring.

[0010] Preferably, a non-slip handle sleeve is fixedly sleeved on the outer wall of the handle.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: when in use, the length of the measuring scale plate is greater than the diameter of the deep foundation pit, the limiting rod is abutted against one side of the inner wall of the deep foundation pit, and the measuring scale plate is placed flat on the top end of the deep foundation pit, the bottom end of the measuring scale plate is in contact with the top end of the deep foundation pit, then the butterfly-shaped positioning bolt is screwed into the ground, the left side wall of the limiting rod is tightly abutted against the inner wall of the deep foundation pit, and the position is kept fixed, then the staff goes to the side of the deep foundation pit opposite to the limiting rod, the movable rod is moved to the side opposite to the limiting rod through the L-shaped pull rod, the movable rod drives the indicating plate to move to the right end of the measuring scale plate, the movable rod is away from the limiting rod, the movable rod is always abutted against the inner wall of the deep foundation pit through pulling the L-shaped pull rod, at the same time, the abutting position of the movable rod and the inner wall of the deep foundation pit is adjusted through rotating the measuring scale plate, the diameter of the deep foundation pit is determined through the position of the indicating plate on the scale line, when the value indicated by the indicating plate on the scale line reaches the maximum, the positions of the movable rod and the limiting rod coincide with the diameter of the deep foundation pit, the right side outer wall of the movable rod is abutted against the inner wall of the deep foundation pit opposite to the limiting rod, and the value indicated by the indicating plate on the scale line is the diameter of the deep foundation pit, so that the diameter measurement of the deep foundation pit is completed, so that when measuring, it is not necessary to go into the foundation pit, compared with using a steel ruler to measure, the diameter of the deep foundation pit is measured more conveniently, it can be ensured that the measurement is the diameter, measurement errors are avoided, and the accuracy of the diameter measurement is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is the axonometric structure schematic view of the utility model;

[0013] Figure 2 is the front view structure schematic view of the utility model;

[0014] Figure 3 is the axonometric structure schematic view of the connection between the T-shaped positioning plate and the limiting rod in the utility model;

[0015] Figure 4 is the left view axonometric structure schematic view of the connection between the movable rod and the L-shaped pull rod in the utility model;

[0016] Figure 5 is the axonometric structure schematic view of the measuring scale plate in the utility model;

[0017] Marked in the drawing: 1, limit rod; 2, measuring scale plate; 3, T-shaped positioning plate; 4, butterfly positioning bolt; 5, guide notch; 6, scale line; 7, zero scale line; 8, maximum scale line; 9, movable rod; 10, guide block; 11, indicating plate; 12, L-shaped pull rod; 13, handle; 14, pull ring; 15, annular groove; 16, connecting hole; 17, anti-skid handle sleeve. DETAILED DESCRIPTION

[0018] The specific embodiments of the present application will be further described in detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate the present application, but are not used to limit the scope of the present application.

[0019] EXAMPLE

[0020] Please refer to Figures 1-5The utility model discloses a power transmission and transformation engineering deep foundation pit diameter measuring device, its characterized in that, including limit rod 1, the limit rod 1 is rotatably sleeved with measuring scale plate 2, the limit rod 1 top is fixed with T type locating plate 3, T type locating plate 3 is located measuring scale plate 2 top, two groups of butterfly locating bolt 4 are symmetrically screwed on T type locating plate 3, and two groups of butterfly locating bolt 4 bottom end is sharp cone, and the measuring scale plate 2 is provided with guide slot 5, and the measuring scale plate 2 top is symmetrically provided with two scale lines 6, and the two scale lines 6 left end is connected with zero scale line 7, and the two scale lines 6 right end is connected with maximum scale line 8, and zero scale line 7 is tangent with the left side outer wall of limit rod 1, and maximum scale line 8 is tangent with the right end of guide slot 5, and two groups of guide blocks 10 are fixed on the movable rod 9 symmetry, and two limit slots are symmetrically arranged on the guide slot 5, and the movable rod 9 is slidably installed in the guide slot 5 through the cooperation of guide block 10 and limit slot, and the movable rod 9 top right side outer wall is fixed with indicating plate 11, and the indicating plate 11 right end is tangent with the outer wall of movable rod 9 and is parallel with maximum scale line 8, and the movable rod 9 top is fixedly connected with L type pull rod 12, when using, the length of measuring scale plate 2 is greater than the diameter of deep foundation pit, and the limit rod 1 is abutted on one side of deep foundation pit inner wall, and makes measuring scale plate 2 flat on deep foundation pit top, and the bottom end of measuring scale plate 2 is contacted with deep foundation pit top, then the butterfly locating bolt 4 is screwed into the ground, makes the left side wall of limit rod 1 abut deep foundation pit inner wall, and keeps the position fixed, then the staff goes to the side opposite limit rod 1 of deep foundation pit, and moves the movable rod 9 to the side opposite limit rod 1 through L type pull rod 12, and the movable rod 9 drives indicating plate 11 to move to the right end of measuring scale plate 2, makes the movable rod 9 away from limit rod 1, and the movable rod 9 is always abutted on the inner wall of deep foundation pit through pulling L type pull rod 12, and at the same time, the abutting position of movable rod 9 and deep foundation pit inner wall is adjusted through rotating and adjusting measuring scale plate 2, and the diameter of deep foundation pit is determined through the position of indicating plate 11 on scale line 6, when the value of indicating plate 11 on scale line 6 reaches maximum, the position of movable rod 9 and limit rod 1 coincides with the diameter of deep foundation pit, and the right side outer wall of movable rod 9 is abutted on the inner wall of deep foundation pit opposite limit rod 1, and the value of indicating plate 11 on scale line 6 is the diameter of deep foundation pit, thereby completes the diameter measurement of deep foundation pit, so that does not need to go into the foundation pit when measuring, compared with using steel ruler measurement, the method makes the diameter measurement of deep foundation pit more convenient, can guarantee that the measurement is diameter when measuring, avoids producing measurement error, improves the accuracy of diameter measurement.

[0021] The outer wall of the limiting rod 1 is provided with an annular groove 15, the left end of the measuring scale plate 2 is provided with a connecting hole 16 matched with the annular groove 15, and the measuring scale plate 2 is rotatably sleeved on the limiting rod 1 through the matching of the connecting hole 16 and the annular groove 15.

[0022] The top right side of the measuring scale plate 2 is fixedly connected with a handle 13.

[0023] The right end of the L-shaped pull rod 12 is fixedly provided with a pull ring 14.

[0024] The outer wall of the handle 13 is fixedly sleeved with an anti-skid handle sleeve 17.

[0025] The length of the measuring scale plate 2 is greater than the diameter of the deep foundation pit, the limiting rod 1 is abutted against one side of the inner wall of the deep foundation pit, and the measuring scale plate 2 is placed on the top end of the deep foundation pit.

[0026] The installation mode, the connection mode or the setting mode of the diameter measuring device for the deep foundation pit of the power transmission and transformation project are all common mechanical modes, and as long as the beneficial effects can be achieved, the implementation can be carried out.

[0027] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present application.

Claims

1. A device for measuring the diameter of a deep foundation pit of a power transmission and transformation project, characterized in that, The utility model relates to a positioning component and a measuring component are included; Positioning component, the positioning component includes limit rod (1), and the measuring scale board (2) is rotatably sleeved on limit rod (1), and T type positioning board (3) is fixedly arranged on the top of limit rod (1), and T type positioning board (3) is located above the measuring scale board (2), and two groups of butterfly-shaped positioning bolts (4) are symmetrically screwed on T type positioning board (3), and the bottom of two groups of butterfly-shaped positioning bolts (4) is pointed cone, and the guiding notch (5) is set up on the measuring scale board (2), and two scale lines (6) are symmetrically arranged on the top of measuring scale board (2), and the left end of two scale lines (6) is connected with zero scale line (7), and the right end of two scale lines (6) is connected with maximum scale line (8), and zero scale line (7) is tangent with the left side outer wall of limit rod (1), and maximum scale line (8) is tangent with the right end of guiding notch (5); Measuring component, the measuring component includes movable rod (9), and two groups of guide blocks (10) are fixedly arranged on movable rod (9), and two limit slots are symmetrically arranged on guiding notch (5), and movable rod (9) is slidably installed in guiding notch (5) through the cooperation of guide block (10) and limit slot, and indicating plate (11) is fixedly arranged on the right side outer wall of the top of movable rod (9), and the right end of indicating plate (11) is tangent with the outer wall of movable rod (9) and parallel with maximum scale line (8), and L type pull rod (12) is fixedly connected with the top of movable rod (9).

2. The power transmission project deep foundation pit diameter measuring device according to claim 1, characterized in that, The outer wall of limit rod (1) is provided with annular groove (15), and the left end of measuring scale board (2) is provided with connecting hole (16) matched with annular groove (15), and the measuring scale board (2) is rotatably sleeved on limit rod (1) through the cooperation of connecting hole (16) and annular groove (15).

3. The power transmission project deep foundation pit diameter measuring device according to claim 2, characterized in that, The right side of the top of measuring scale board (2) is fixedly connected with handle (13).

4. The power transmission project deep foundation pit diameter measuring device according to claim 3, characterized in that, The right end of L type pull rod (12) is fixedly provided with pull ring (14).

5. The power transmission project deep foundation pit diameter measuring device according to claim 4, characterized in that, The outer wall of handle (13) is fixedly sleeved with anti-skid handle sleeve (17). The right side of the top of measuring scale board (2) is fixedly connected with handle (13).

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