CN220094981U

CN220094981U - Leveling device

Info

Publication number: CN220094981U
Application number: CN202321003112.3U
Authority: CN
Inventors: 王兵兵; 崔景涵; 李延磊; 王彦博; 吴蒋胜
Original assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-11-28
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses a leveling device, which comprises a rigid plate, wherein a plurality of concrete test blocks are placed on the rigid plate, four leveling pieces are installed at the top of the rigid plate, a plurality of leveling mechanisms are arranged at the bottom of the rigid plate, each leveling mechanism comprises a hollow column fixedly connected with the bottom of the rigid plate, a movable column in sliding connection with the hollow column is arranged on the hollow column in a penetrating manner, a base is fixedly connected with the bottom of the movable column, a worm in rotating connection with the hollow column is arranged on the hollow column in a penetrating manner, and one end of the worm, which is far away from the hollow column, is fixedly connected with a handle. The utility model can move the base by rotating the handle, level the rigid plate, has quick leveling operation and is convenient for the flatness requirement during test block molding.

Description

Leveling device

Technical Field

The utility model relates to the technical field of leveling devices, in particular to a leveling device.

Background

When the concrete test piece is molded, the storage site is required to be leveled, so that the standard requirement can be met, otherwise, the size of the hardened test piece is not in accordance with the requirement, and the strength of the test piece is not representative.

The existing concrete test piece is uneven in site during molding, so that the rigid plate cannot be placed horizontally, the rigid plate is generally improved by padding cushion blocks with fixed heights below the rigid plate, but the rigid plate can be leveled only by replacing the cushion blocks with different heights for many times, and the leveling efficiency of the rigid plate is low; in order to solve the above problems, the present utility model proposes a leveling device.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a leveling device which can move a base through rotating a handle to level a rigid plate, is quick to level and easy to operate, and is convenient for the flatness requirement during test block forming.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a leveling device, includes the rigidity panel, a plurality of concrete test blocks have been placed on the rigidity panel, four levels are installed at the top of rigidity panel, the bottom of rigidity panel is equipped with a plurality of leveling mechanism, leveling mechanism includes the cavity post rather than sliding connection's bottom fixed connection, run through on the cavity post be equipped with rather than sliding connection's removal post, the bottom fixedly connected with base of removal post, run through on the cavity post be equipped with rather than rotating connection's worm, the one end fixedly connected with handle of cavity post is kept away from to the worm, the interior top of cavity post rotates and is connected with the threaded rod, the outer wall fixedly connected with worm wheel of threaded rod, the worm meshes with the worm wheel, threaded rod and removal post threaded connection.

Preferably, four of the levelling pieces are respectively located at the four corners of the rigid plate.

Preferably, the outer wall of the handle is sleeved with a layer of protective sleeve, and the protective sleeve is made of rubber.

Preferably, the movable column is provided with a groove, and the outer wall of the threaded rod and the inner wall of the groove are respectively provided with matched external threads and internal threads.

Preferably, the outer wall fixedly connected with two stopper of removal post, be equipped with two spacing grooves on the hollow post, two the stopper respectively with the inner wall sliding connection of spacing groove.

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

1. the leveling device has the advantages of simple structure, convenient operation, long service cycle and multiple turnover.

2. The precision is high when in use, and the standard requirement of 0.5mm error is easily achieved.

In conclusion, the base can be moved through the rotary handle, the rigid plate is leveled, the leveling is fast and easy to operate, and the flatness requirement during test block forming is met.

Drawings

FIG. 1 is a cross-sectional view of a leveling device according to the present utility model;

FIG. 2 is a top view of a leveling device according to the present utility model;

fig. 3 is an enlarged view of the structure at a in fig. 1.

In the figure: the concrete test block comprises a rigid plate 1, a concrete test block 2, a level piece 3, a hollow column 4, a movable column 5, a base 6, a worm 7, a handle 8, a worm wheel 9, a threaded rod 10, a limiting block 11 and a limiting groove 12.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, a leveling device comprises a rigid plate 1, wherein a plurality of concrete test blocks 2 are placed on the rigid plate 1, the concrete test blocks 2 are formed by standing on the rigid plate 1, four leveling pieces 3 are arranged at the top of the rigid plate 1, the four leveling pieces 3 are respectively arranged at four corners of the rigid plate 1, whether leveling bubbles on the leveling pieces 3 are centered or not is observed to reach a horizontal state, and the surface of the formed concrete test block 2 is leveled.

The bottom of the rigid plate 1 is provided with a plurality of leveling mechanisms, each leveling mechanism comprises a hollow column 4 fixedly connected with the bottom of the rigid plate 1, a movable column 5 in sliding connection with the hollow column 4 is penetrated and arranged on the hollow column 4, a base 6 is fixedly connected with the bottom of the movable column 5, a worm 7 in rotating connection with the hollow column 4 is penetrated and arranged on the hollow column 4, one end, far away from the hollow column 4, of the worm 7 is fixedly connected with a handle 8, a layer of protective sleeve is sleeved on the outer wall of the handle 8, the protective sleeve is made of rubber, and comfort is brought to people.

The interior top rotation of hollow post 4 is connected with threaded rod 10, the outer wall fixedly connected with worm wheel 9 of threaded rod 10, worm 7 meshes with worm wheel 9 mutually, can avoid threaded rod 10 rotation through the auto-lock nature of worm wheel worm, guarantee the stability of leveling, threaded rod 10 and remove post 5 threaded connection, be equipped with the recess on the removal post 5, the outer wall of threaded rod 10 and the inner wall of recess are equipped with matched with external screw thread and internal thread respectively, the outer wall fixedly connected with two stopper 11 of removal post 5 are equipped with two spacing grooves 12 on the hollow post 4, two stopper 11 respectively with the inner wall sliding connection of spacing groove 12.

According to the utility model, the concrete test block 2 is placed on the rigid plate 1, at the moment, a worker holds the handle 8 to rotate to drive the worm 7, the worm wheel 9 and the threaded rod 10 to rotate, the threaded rod 10 rotates to drive the movable column 5, the limiting block 11 and the base 6 to move up and down, the device can level on uneven ground by lifting the base 6, and the formed concrete test block 2 is leveled by centering the observation level bubbles of the four leveling pieces 3 to a horizontal state.

By arranging the leveling mechanism, the utility model solves the problems that the rigid plate can be leveled only by replacing cushion blocks with different heights for multiple times in the prior art, and the leveling efficiency of the rigid plate is low.

Claims

1. The leveling device comprises a rigid plate (1), and is characterized in that a plurality of concrete test blocks (2) are placed on the rigid plate (1), four leveling pieces (3) are installed at the top of the rigid plate (1), and a plurality of leveling mechanisms are arranged at the bottom of the rigid plate (1);

leveling mechanism includes the cavity post (4) with the bottom fixed connection of rigid plate (1), run through on cavity post (4) be equipped with rather than sliding connection's movable column (5), the bottom fixedly connected with base (6) of movable column (5), run through on cavity post (4) be equipped with rather than rotating worm (7) of being connected, one end fixedly connected with handle (8) of cavity post (4) are kept away from to worm (7), the interior top of cavity post (4) rotates and is connected with threaded rod (10), the outer wall fixedly connected with worm wheel (9) of threaded rod (10), worm (7) mesh with worm wheel (9), threaded rod (10) and movable column (5) threaded connection.

2. A leveling device according to claim 1, characterized in that four of said leveling elements (3) are provided at the four corners of the rigid plate (1), respectively.

3. A levelling device according to claim 1, characterised in that the outer wall of the handle (8) is sheathed with a layer of protective sleeve, the material of the protective sleeve being rubber.

4. A levelling device according to claim 1, characterized in that the moving column (5) is provided with grooves, the outer wall of the threaded rod (10) and the inner wall of the grooves being provided with mating external and internal threads, respectively.

5. The leveling device according to claim 1, wherein two limiting blocks (11) are fixedly connected to the outer wall of the movable column (5), two limiting grooves (12) are formed in the hollow column (4), and the two limiting blocks (11) are respectively connected with the inner walls of the limiting grooves (12) in a sliding mode.