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windproof level

A spirit level and support rod technology, applied in height/horizontal measurement, instruments, surveying and mapping, and navigation, etc., can solve the problems of inconvenient portability, inaccurate measurement results, inconvenient, etc., and achieve simple operation, convenient use, and easy portability Effect

Active Publication Date: 2020-04-17
CHINA RAILWAY NO 3 GRP CO LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Leveling is the most basic and important part of surveying and mapping work. The measurement is generally carried out outdoors. The outdoor environment is usually harsh, especially in rough terrain. The ordinary leveling rod bracket takes up a lot of space and is inconvenient. It is very inconvenient to carry. At the same time, it is difficult to fix the leveling rod in windy weather. Some of them need to be supported manually. This will not only make the measurement result inaccurate, but also consume a lot of physical strength and delay the progress of the project.

Method used

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Embodiment Construction

[0018] The technical solutions in the embodiments of the present invention are clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0019] In the following description, a lot of specific details are set forth in order to fully understand the present invention, but the present invention can also be implemented in other ways different from those described here, and those skilled in the art can do it without departing from the meaning of the present invention. By analogy, the present invention is therefore not limited to the specific examples disclosed below.

[0020] Such as figure ...

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Abstract

The invention discloses a windproof level bar. The windproof level bar comprises a level bar body, and further comprises a windproof bracket, wherein the level bar body is vertically and magneticallysucked at the tail end of the windproof bracket. The level bar is absorbed to the tail ends of an upper part supporting rod and a lower part supporting rod at the top end of an expansion rod by dint of a magnet through the windproof bracket matched with the existing level bar, the heights of the upper part supporting rod and the lower part supporting rod are adjusted through the expansion rod, thepitch angle and the horizontal position are adjusted through a horizontal adjusting device and a pitch adjusting device, and the windproof level bar is convenient to use and carry, and simple to operate.

Description

technical field [0001] The invention relates to the technical field of leveling tools, in particular to a windproof level. Background technique [0002] Leveling is the most basic and important part of surveying and mapping work. Measurements are generally carried out outdoors, and the outdoor environment is usually harsh, especially in rough terrain. The ordinary leveling rod bracket takes up a lot of space and is inconvenient. It is very inconvenient to carry, and at the same time, it is difficult to fix the leveling rod in windy weather, and some require manual support, which will not only result in inaccurate measurement, but also consume a lot of physical strength and delay the progress of the project. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a windproof level. By providing a windproof support with the existing level, the level is absorbed by the upper support rod and the end of the lower support rod ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01C9/02G01C5/00
CPCG01C5/00G01C9/02
Inventor 安延伟王永彬刘志如张玉根马良张广乐陈阳阳申杰陈永郭大林王伟马佳骥闻磊刘学宁贾泽钰
Owner CHINA RAILWAY NO 3 GRP CO LTD