CN218822320U

CN218822320U - A surveyor's level for municipal works are measured

Info

Publication number: CN218822320U
Application number: CN202222915036.5U
Authority: CN
Inventors: 张博
Original assignee: Jingwei Zongheng Jilin Geographic Information Co ltd
Current assignee: Jingwei Zongheng Jilin Geographic Information Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-04-07
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a level for municipal works are measured, including the level main part and the base that is used for connecting the level main part with the tripod, its characterized in that, the base includes lower base and upper base; the lower base is provided with a threaded hole for connecting a tripod, the upper end face of the lower base is provided with a slot, and the upper part of the lower base is provided with a first magnet; the upper base is installed on the lower portion of the level main body, a plug which is matched with the slot and is inserted into the slot is arranged on the lower end face of the upper base, and a second magnet which corresponds to the first magnet and is attracted by the first magnet is arranged on the lower portion of the upper base. The level gauge easy dismounting that this application provided is convenient for be convenient for a lot of dismouting when guaranteeing efficiency and remove.

Description

A surveyor's level for municipal works are measured

Technical Field

The utility model belongs to the technical field of the municipal works apparatus, concretely relates to be used for municipal works measuring surveyor's level.

Background

The level is an instrument for measuring the height difference between two ground points by establishing a horizontal sight line and is a common measuring tool in municipal engineering. The principle is to measure the difference in level between two points according to the leveling principle. The main components are expected to be the telescope, the tube level (or compensator), the vertical axis, the foot screw and the base.

The height difference between two points on the bottom surface is measured, and the level needs to be matched with a tripod for use in the using process. At present, the surveyor's level passes through the base to be connected with the tripod, and the not enough that this kind of connected mode exists is: 1. the base is connected with the tripod support through a special bolt, and the assembly and disassembly between the leveling instrument and the tripod are relatively inconvenient; 2. in the using process of the level, the positions of the measuring points are different, so that the position of the level needs to be moved for many times, and the moving positions are different from tens of meters to hundreds of meters. In the process of moving the level, if the level is frequently disassembled and assembled, the working efficiency is seriously influenced, so that in the actual working process, a measuring person usually carries the level and the tripod which are connected with each other, the labor intensity is high, particularly the movement of hundreds of meters on foot, and the difficulty in connecting the level and the tripod together can be caused by the difference of the walking environment of the measuring environment.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a level for municipal works are measured, the dismouting of being convenient for can provide convenience for the level removes between different measuring points.

In order to achieve the above object, the utility model provides a following technical scheme: a level for municipal engineering measurement comprises a level body and a base for connecting the level body with a tripod, and is characterized in that the base comprises a lower base and an upper base; the lower base is provided with a threaded hole for connecting a tripod, the upper end face of the lower base is provided with a slot, and the upper part of the lower base is provided with a first magnet; the upper base is installed on the lower portion of the level main body, a plug which is matched with the slot and is inserted into the slot is arranged on the lower end face of the upper base, and a second magnet which corresponds to the first magnet and is attracted by the first magnet is arranged on the lower portion of the upper base.

Preferably, the lower base is disc-shaped, the threaded hole is formed in the center of the lower base, the inserting groove is a circular groove formed in the upper end face of the lower base, and the circular groove is concentric with the lower base.

Preferably, the upper end surface of the lower base forms a circular boss surrounding the slot, the upper annular end surface of the circular boss is an upper positioning surface, and the two first magnets are symmetrically embedded in the circular boss.

Preferably, the upper base is disc-shaped, and a circular boss matched with the circular groove is formed on the lower end face of the upper base.

Preferably, the lower end surface of the upper base forms a circular ring-shaped side groove surrounding the circular boss, the lower annular end surface of the circular ring-shaped side groove is a lower positioning surface combined with the upper positioning surface, and the two second magnets are symmetrically embedded in the circular ring-shaped side groove.

Preferably, the circular boss has a V-shaped groove extending horizontally therethrough.

Preferably, the two second magnets are symmetrically arranged on two sides of the V-shaped groove.

Preferably, the lower parts of the two sides of the V-shaped groove form legs.

Compared with the prior art, the beneficial effects of the utility model are that:

the level that this application provided easy dismounting. The spirit level adopts split type base, for the plug-in connection and have the function of mutual actuation between the upper base of base and the lower base, realizes the colleague that the two can quickly separating and combine, can guarantee the stability of the two connection again. When needs move the surveyor's level, can realize the quick assembly disassembly between surveyor's level and the tripod, the great tripod of size and the great surveyor's level of weight can share the removal by two survey crew, guarantee measurement of efficiency again when providing convenience for equipment removal.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the lower base of the present invention;

fig. 3 is a bottom view of the upper base of the present invention;

fig. 4 is a using state diagram of the pipe body of the present invention.

1. In the figure: 1. a level body; 1-1, ocular lens; 1-2, an objective lens; 1-3, a focusing hand wheel; 1-4, a horizontal micro-motion hand wheel; 1-5, a foot spiral; 1-6, a handle part;

2. a lower base; 2-1, a threaded hole; 2-2, a slot; 2-3, a circular boss;

3. an upper base; 3-1, a plug; 3-2, circular ring-shaped side grooves; 3-3, V-shaped grooves; 3-4, support legs;

4. a first magnet;

5. a second magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a level for municipal engineering survey, includes level body 1 and the base that is used for connecting level body and tripod. The level body 1 is a component assembly having observation and adjustment functions. In the embodiment, the structure of the focusing device comprises components such as an ocular 1-1, an objective 1-2, a focusing hand wheel 1-3, a horizontal micro hand wheel 1-4, a foot screw 1-5 and the like, which are known in the prior art, but are not limited to the structure.

The base serves as a support member for the level body, and is a separate member that is easily detached and can be stably maintained in a connected state. Specifically, the base includes a lower base 2 and an upper base 3.

The lower base 2 is provided with a threaded hole 2-1 for connecting a tripod, the upper end face of the lower base 2 is provided with a slot 2-2, and the upper part of the lower base is provided with a first magnet 4. In the embodiment, specifically, the lower base 2 is disc-shaped, the threaded hole 2-1 is formed in the center of the lower base 2, and the lower base 2 is connected with a tripod through a bolt assembled in the threaded hole 2-1 in the same manner as that of the existing base connected with the tripod. The slot 2-2 is a circular groove arranged on the upper end surface of the lower base, and the circular groove is concentric with the lower base. The upper end surface of the lower base 2 forms a circular boss 2-3 surrounding the slot, the upper circular end surface of the circular boss is an upper positioning surface, and the two first magnets 4 are symmetrically embedded in the circular boss. Namely, rectangular caulking grooves are processed at the left and right symmetrical parts of the circular lug boss 2-3 of the lower base 2, two rectangular magnets are used as first magnets and are tightly embedded in the caulking grooves, and the embedded upper positioning surface is kept horizontal.

The upper base 3 is installed on the lower part of the level body 1, and the upper base 3 is connected to the lower part of the foot screw 1-5 of the level body 1 in the same way as the foot screw and the traditional base in the prior art. The lower end face of the upper base 3 is provided with a plug 3-1 which is matched with the slot and is inserted into the slot, and the lower part of the upper base 3 is provided with a second magnet 5 which corresponds to the first magnet 4 in position and is attracted with the first magnet. Specifically, the upper base 3 is disc-shaped, and a circular boss matched with the circular groove is formed on the lower end face of the upper base 3 and serves as a plug 3-1. The lower end surface of the upper base 3 forms a circular ring-shaped side groove 3-2 surrounding the circular boss, the lower ring-shaped end surface of the circular ring-shaped side groove 3-2 is a lower positioning surface combined with the upper positioning surface, and the two second magnets 5 are symmetrically embedded in the circular ring-shaped side groove. Namely, a rectangular caulking groove is processed on the annular surface of the circular annular side groove, two rectangular magnets are tightly embedded in the caulking groove as second magnets, and the embedded lower positioning surface is kept horizontal.

The upper base 3 is arranged on the lower base 2, the plug 3-1 is inserted into the slot 2-2, the first magnet 4 and the second magnet 5 which are mutually attracted ensure the tight disassembly and assembly between the upper base 3 and the lower base 2, and the upper base 3 and the lower base 2 in the tight insertion state can be separated only under the condition of vertical upward pulling force. The stability of the upper base 3 and the lower base 2 in the connection state can be fully ensured.

In this embodiment, in order to facilitate the removal of the level and the movement with a hand, the handles 1 to 6 are fixed to the upper case of the level main body.

In this embodiment, the circular boss has a V-shaped groove 3-3 running through horizontally. The two second magnets 5 are symmetrically arranged on two sides of the V-shaped groove 3-3. The lower parts of the two sides of the V-shaped groove 3-3 form a support leg 3-4. As shown in fig. 4, the upper base 3 with the V-shaped groove 3-3 can be used as a support portion of the level for a pipe, that is, the V-shaped groove 3-3 can be used to stably support the level body 1 at the pipe portion, so that the level can be used for detecting the measurement of the bending portion of the flexible pipe.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A level for civil engineering surveying, comprising a level body (1) and a base for connecting the level body (1) with a tripod, characterized in that the base comprises:

the lower base (2) is provided with a threaded hole (2-1) for connecting a tripod, the upper end face of the lower base (2) is provided with a slot (2-2), and the upper part of the lower base (2) is provided with a first magnet (4);

go up base (3), go up base (3) install in the lower part of spirit level main part (1), the lower terminal surface of going up base (3) be equipped with slot (2-2) adaptation and insert plug (3-1) of slot, the lower part of going up base (3) have the position with first magnet (4) correspond and with second magnet (5) of first magnet (4) actuation.

2. The level for civil engineering surveying of claim 1, characterized in that the lower base (2) is disc-shaped, the threaded hole (2-1) is provided in a central position of the lower base (2), the insertion slot (2-2) is a circular groove provided in an upper end surface of the lower base (2), the circular groove being concentric with the lower base (2).

3. The level for municipal engineering measurement according to claim 2, wherein the upper end face of the lower base (2) forms a circular boss (2-3) surrounding the slot, the upper circular end face of the circular boss (2-3) is an upper positioning face, and the two first magnets (4) are symmetrically embedded in the circular boss (2-3).

4. The level for municipal engineering measurements according to claim 3, characterized in that the upper base (3) is disc-shaped, the lower end face of the upper base (3) forming a circular boss that fits into the circular recess.

5. The spirit level for municipal engineering measurement according to claim 4, wherein the lower end face of the upper base (3) forms an annular side groove (3-2) surrounding the circular boss, the lower annular end face of the annular side groove (3-2) is a lower positioning face combined with the upper positioning face, and the two second magnets (5) are symmetrically embedded in the annular side groove (3-2).

6. Level for municipal engineering measurements according to claim 5, characterized in that the circular boss has a V-shaped groove (3-3) running horizontally through.

7. The level for civil engineering surveying of claim 5, characterised in that the two second magnets (5) are symmetrically arranged on both sides of the V-shaped groove (3-3).

8. The level for civil engineering surveying according to claim 6, characterised in that the lower parts of the sides of the V-shaped groove (3-3) form legs (3-4).