CN104165619B

CN104165619B - Laser inclination tester

Info

Publication number: CN104165619B
Application number: CN201410324588.6A
Authority: CN
Inventors: 朱连华; 陈德; 关甫洋
Original assignee: Nanjing University of Information Science and Technology
Current assignee: Nanjing University of Information Science and Technology
Priority date: 2014-07-09
Filing date: 2014-07-09
Publication date: 2020-09-25
Anticipated expiration: 2034-07-09
Also published as: CN104165619A

Abstract

The invention discloses a laser inclination tester, which comprises a tester main body, wherein the tester main body comprises a laser adjusting part and a mirror surface indicating area, and the laser adjusting part comprises a rotating button, a first connecting piece, a laser emitter switch, a first sliding groove, a second connecting piece, a leveling pipe, a second sliding groove and a left and right sliding pipe; the rotary button is arranged above the tester body and connects the laser emitter and the level tube into a whole through the first connecting piece and the second connecting piece. The laser inclination tester has the advantages of simple structure, convenience in use and high measurement precision, can measure the inclination of the vertical wall surface, and is suitable for measuring the uneven wall surface. Meanwhile, the measuring range of the measuring instrument is large, the general measurement is far satisfied, and the material for manufacturing the measuring instrument is simple, convenient to carry, economical and applicable.

Description

Laser inclination tester

Technical Field

The invention relates to the technical field of measurement in civil engineering, in particular to a laser inclination tester for testing bridge abutments.

Background

In the current civil engineering maintenance detection, particularly in the bridge pier detection in bridge engineering, the inclination detection is an important content, and the inclination degree of the inclination detection is related to the service life of the whole bridge and the safety of the bridge. The main use to current bridge pier inclination tester is one meter or two meters chi inclination tester, and its sensitivity is very high, can all bring very big error to slight inclination or the manual of holding up the chi personnel, and its range is general very little moreover, can't measure to the large-scale slope, and to unevenness's wall, the numerical value of surveying can not reflect actual gradient size well moreover. And the inclination tester is expensive, complex in structure and easy to damage, so that the inclination tester has a large range, small subjective factor influence and is economically applicable.

Disclosure of Invention

The invention aims to solve the problems and provides a laser inclination tester.

In order to achieve the purpose, the method adopted by the invention is as follows: a laser inclination tester comprises a tester body, wherein the tester body comprises a laser adjusting part and a mirror surface indicating area, the laser adjusting part and the mirror surface indicating area are respectively arranged at the upper part and the lower part of the tester body, and the laser adjusting part comprises a rotating button, a first connecting piece, a laser emitter, a first sliding chute, a second connecting piece, a leveling pipe, a second sliding chute and a left-right sliding pipe; the rotary button is arranged above the tester body, the laser emitter and the leveling pipe are connected into a whole through the first connecting piece and the second connecting piece, and the laser emitter can rotate around the rotary button; the leveling tube is positioned in front of the tester main body, is arranged in a second sliding groove on the tester main body, can move left and right on the second sliding groove, and a small hole is formed between the leveling tube and a second connecting piece on the outer side of the tester main body, so that laser emitted by the laser emitter can be emitted to the mirror surface registration area through the small hole; the mirror surface number indicating area is provided with a main scale area, an auxiliary scale area and a laser initial positioning line, and the position of a light spot emitted by a laser emitter on the scale area can be seen through the mirror surface.

As a modification of the invention, the second connecting piece is an L-shaped connecting piece, and the small hole is arranged at the center of the transverse part of the L-shaped connecting piece.

As an improvement of the invention, a left-right sliding pipe is also arranged on the tester main body, the left-right sliding pipe is connected with the second connecting piece through a rubber wire, and the rubber wire is driven by the sliding of the left-right sliding pipe so as to drive the second connecting piece to rotate, so that the rotation of the laser emitter and the left-right sliding of the leveling pipe are realized.

As an improvement of the invention, a fine adjustment screw, a fixed screw, a fine adjustment screw and a buckle device are further arranged on the tester main body, a left-right sliding pipe is sleeved on the fine adjustment screw, and the left-right sliding pipe can move left and right on the fine adjustment screw by rotating the fine adjustment screw under the action of the buckle device, so that the left-right sliding pipe can be adjusted more accurately.

As an improvement of the invention, wall surface fixing claws are arranged on the right side of the tester body up and down, so that accurate measurement on uneven wall surfaces is facilitated, and a handle is arranged on the left side of the tester body, so that the tester is convenient to hold by hands.

Has the advantages that:

the laser inclination tester has the advantages of simple structure, convenience in use and high measurement precision, can measure the inclination of a vertical wall surface, and can measure the forward-inclined or backward-inclined wall surface by utilizing the fact that the laser points of the reading area point to the left (forward inclination) or the right (backward inclination) according to the scale 0. Because the right side of the main body is provided with the fixed wall claw which has a certain length, the extending wall surface can be used for fixedly grabbing two points on the wall surface for the uneven wall surface, and then the fine adjustment screw is adjusted to carry out measurement, so that the device is suitable for measuring the uneven wall surface. Meanwhile, the measuring range of the measuring instrument is large and can reach 40mm, the general measurement is far satisfied, and the measuring instrument is made of simple materials, is convenient to carry, is economical and applicable.

Drawings

FIG. 1 is a schematic structural diagram of the present invention:

FIG. 2 is a schematic view of the internal connector structure of the tester body of the present invention;

FIG. 3 is a side view in half section of the present invention;

FIG. 4 is a perspective view of a mirror index zone of the present invention;

FIG. 5 is a detailed view of the latch of the present invention;

FIG. 6 is a view showing the slide pipes and their connecting members according to the present invention.

The components in the figure are: the laser positioning device comprises a rotating button 1, a rotating button 2, a first connecting piece 3, a laser emitter 4, a laser emitter switch 5, a first sliding groove 6, a second connecting piece 7, a handle 8, a leveling tube 9, a second sliding groove 10, a fine adjustment screw 11, a fixed screw 12, a fine adjustment screw 13, a left sliding tube, a right sliding tube 14, a buckling device 15, a mirror surface number indicating area 16, a main scale area 17, an auxiliary scale area 18, a laser initial positioning line 19, a rubber line 20 and a wall fixed claw.

Detailed Description

The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention.

The laser inclination tester shown in fig. 1 to 6 comprises a tester main body, wherein the tester main body is provided with a rotating button 1, a first connecting piece 2, a laser emitter 3, a laser emitter switch 4, a first sliding chute 5, a second connecting piece 6, a leveling pipe 8, a second sliding chute 9, a fine adjustment screw 10, a fixed screw 11, a fine adjustment screw 12, a left-right sliding pipe 13, a buckling device 14, a mirror surface number indicating area 15, a main scale area 16, an auxiliary scale area 17, a laser initial positioning line 18 and a rubber line 19 from top to bottom.

The rotary button 1 is arranged above the tester main body, the laser emitter 3, the leveling tube 8 and the left and right sliding tubes 13 are connected into a whole through the first connecting piece 2, the second connecting piece 6 and the rubber wire 19, and the laser emitter 3 can rotate around the rotary button 1 through the rotary connecting piece.

The level pipe 8 is located tester main part the place ahead to set up in the second spout 9 in the tester main part, can remove about on the second spout 9 along with the removal of controlling the pipe 13 that slides, its concrete connection drives rubber cord 19 through controlling the pipe 13 that slides and remove, drives the action of second connecting piece 6, and then drives the level pipe 8 horizontal slip, specific second connecting piece 6 be an "L" type structure, including a longitudinal tie spare and a transverse connection spare, its longitudinal tie spare is connected with laser emitter 3, and transverse connection spare is connected with level pipe 8.

There is always a position on the second chute 9 to level the level tube 8, wherein there is a small hole in the center of the cross connection between the level tube 8 and the second connection 6 outside the tester body, so that the laser emitted by the laser emitter 3 can be emitted through the small hole to the mirror plane registration area 15.

The left and right sliding pipe 13 is sleeved on the fine adjustment screw 12, and can move left and right on the fine adjustment screw 12 by rotating the fine adjustment screw 10 under the action of the buckle device 14, the upper part connected with the fine adjustment screw also rotates left and right, the mirror surface number indicating area 15 is arranged at the lowest part of the main body, the main scale area 16 and the auxiliary scale area 17 are arranged on the mirror surface, and the position of a light spot emitted by the laser emitter 3 on the scale area can be seen through the mirror surface.

In order to avoid the wall unevenness to be difficult to accurately measure, the wall fixing grab 20 is arranged on the right side of the tester body up and down, and the handle 7 is arranged on the left side of the tester body for convenience in holding.

The laser inclination tester of the invention comprises the following steps during measurement:

1. turning on a laser emitter in advance, checking whether the laser initial positioning line 18 is located at the scale 0, and if not, rotating the fine tuning screw 10 to zero;

2. vertically placing the upper and lower wall fixing claws 20 in a predetermined wall measuring area, and keeping the main body in a vertical state;

3. the fine adjustment screw 10 is rotated, so that the left-right sliding pipe 13 moves left and right, the leveling pipe 8 of the upper structure and the laser emitter 3 are driven to rotate around the rotating button 1 through the rubber wire 19, and then the air bubbles of the leveling pipe 3 move left and right until the air bubbles are centered;

4. the main body can be taken away from the wall surface, and the reading pointed by the laser point is read from the mirror surface reading area 15, and the value is the vertical inclination of the wall surface.

Claims

1. The utility model provides a laser inclination tester which characterized in that: the laser tester comprises a tester body, wherein the tester body comprises a laser adjusting part and a mirror surface indicating area (15), the laser adjusting part and the mirror surface indicating area (15) are respectively arranged at the upper part and the lower part of the tester body, and the laser adjusting part comprises a rotating button (1), a first connecting piece (2), a laser emitter (3), a first sliding chute (5), a second connecting piece (6), a leveling pipe (8), a second sliding chute (9) and a left-right sliding pipe (13); the laser level tester is characterized in that the rotary button (1) is arranged above the tester body, the laser transmitter (3) and the level pipe (8) are connected into a whole through the first connecting piece (2) and the second connecting piece (6), and the laser transmitter (3) can rotate around the rotary button (1); the level pipe (8) is positioned in front of the tester body, is arranged in a second sliding groove (9) on the tester body and can move left and right on the second sliding groove (9), and a small hole is formed between the level pipe (8) on the outer side of the tester body and the second connecting piece (6) so that laser emitted by the laser emitter (3) can be emitted to the mirror surface registration area (15) through the small hole; the mirror surface number indicating area (15) is provided with a main scale area (16), an auxiliary scale area (17) and a laser initial positioning line (18), and the position of a light spot emitted by the laser emitter (3) on the scale area can be seen through the mirror surface; the tester main body is also provided with a left-right sliding pipe (13), and the left-right sliding pipe (13) is connected with the second connecting piece (6) through a rubber wire (19); the tester main body is also provided with a fine adjustment screw (10), a fixed screw (11), a fine adjustment screw (12) and a buckle device (14), a left-right sliding pipe (13) is sleeved on the fine adjustment screw (12), and the left-right sliding pipe can move left and right on the fine adjustment screw (12) by rotating the fine adjustment screw (10) under the action of the buckle device (14); the wall surface fixing grab (20) is arranged on the right side of the tester main body up and down.

2. A laser inclination tester according to claim 1, characterized in that: the second connecting piece is an L-shaped connecting piece, and the small hole is formed in the center of the transverse part of the L-shaped connecting piece.

3. A laser inclination tester according to claim 2, characterised in that: a wall surface fixing grab (20) is arranged on the right side of the tester body up and down, and a handle (7) is arranged on the left side of the tester body.