CN216669507U

CN216669507U - Gypsum leveling device for building block mechanical property test

Info

Publication number: CN216669507U
Application number: CN202123228516.6U
Authority: CN
Inventors: 王凤来
Original assignee: Harbin Dacheng Green Building Co ltd
Current assignee: Harbin Dacheng Green Building Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-03
Anticipated expiration: 2031-12-21

Abstract

The utility model provides a gypsum leveling device for a building block mechanical property test, and belongs to the field of building blocks. The utility model provides a gypsum leveling device for a building block mechanical property test, which solves the problem of leveling the surface of a test piece in the process of manufacturing the test piece. The device can provide a device for leveling operation to realize leveling and ensure the leveling effect.

Description

Gypsum leveling device for building block mechanical property test

Technical Field

The utility model belongs to the technical field of building blocks, and particularly relates to a gypsum leveling device for a building block mechanical property test, which is used for a building block test piece or a building block standard test piece mechanical property test.

Background

The small hollow concrete block is a building material product which is used more recently, and has low carbon and environmental protection in the production process, excellent performance and wide application in the aspects of bearing, filling, decoration and the like. In particular, in recent decades, the reinforced block masonry structure is becoming mature, has a great deal of application in the bearing structures of multi-story buildings and small high-rise buildings, and is also widely applied to filling walls due to lower price and excellent performance.

A mechanical property test method of a small concrete hollow block has clear regulations in the current national standard 'concrete block and brick test method' GB/T4111-. Meanwhile, the test piece is required to be leveled by utilizing a leveling material, and the material can be cement mortar, high-strength gypsum, rapid hardening cement mortar and the like. These measures are to ensure the accuracy of the test results.

In recent years, a large number of test results show that the discreteness of the test results is greatly reduced by using gypsum as a leveling material, and great progress is made in refinement of building materials such as building blocks. However, most of the existing experimental researches are used much, but the existing experimental researches are used little in practical engineering, the operation process is complicated, and the restriction factors are as follows:

one is that the new test procedure is not well understood and conventional practice (standard of test procedure allowed) is still followed.

Secondly, the method does not have simple and easy-to-use test work, and is not easy to operate when the gypsum leveling is carried out.

In conclusion, the leveling effect of the test piece has a great influence on the test, and an ideal test result may not be obtained due to unreasonable or unqualified leveling.

SUMMERY OF THE UTILITY MODEL

In view of the above, in order to solve the problem of leveling the surface of the test piece in the manufacturing of the test piece mentioned in the above background art, the utility model provides a gypsum leveling device for the mechanical property test of the building block, which can provide a device for leveling operation to achieve leveling and ensure the leveling effect.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a building block mechanical properties is experimental with gypsum device of leveling which characterized in that: the leveling device comprises a bottom plate, a top plate, four steel rods and four leveling structures, wherein the top ends of the four steel rods penetrate through the top plate, the bottom ends of the four steel rods penetrate through the bottom plate, and the leveling structures are mounted on the upper portions of the steel rods and used for adjusting the level of the top plate.

Furthermore, the height adjusting structure is an adjusting nut, and the upper part of the steel rod is provided with the adjusting nut.

Furthermore, the lower part of the steel rod is provided with a limiting nut.

Furthermore, the bottom of the bottom plate is provided with a plurality of anchor nuts, the anchor nuts are sleeved at the bottom end of the steel rod, and the limiting nuts are located between the anchor nuts and the bottom plate.

Furthermore, the upper end and the lower end of the steel rod are provided with threads which are respectively matched with the adjusting nut, the ground pin nut and the limiting nut.

Furthermore, the bottom plate is made of metal.

Furthermore, the long side and the short side of the bottom plate are provided with leveling bubbles.

Furthermore, the top plate is made of a glass plate, and four round holes are formed in the top plate and used for the steel rods to pass through.

Furthermore, the long side and the short side of the top plate are both provided with leveling air bubbles.

Furthermore, a test piece is arranged between the top plate and the bottom plate.

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

1. the utility model provides a surface leveling device for a building block (or standard part) test, which can realize the level of a bottom plate, namely a top plate through an adjusting device and a detecting device of the bottom plate and the top plate, thereby providing conditions for manufacturing a test piece with the bottom surface parallel to the top surface.

3. The technical idea of the utility model is to shape the leveling layer material (gypsum) of the test piece by providing two horizontal planes.

4. The glass plate is used as the material of the top plate, so that the glass and the gypsum are easy to separate even if the filling condition of the gypsum is observed.

5. The leveling of the bottom plate and the top plate of the utility model is very easy to operate, and the plane leveling problem is simplified into the problem of two uncoupled line adjustment because the 3 points forming a right triangle are adopted for adjustment.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a block mechanical property test gypsum leveling device, which is suitable for leveling a standard test piece, wherein the standard test piece is about 600mm high;

FIG. 2 is a schematic structural diagram of the gypsum leveling device for the block mechanical property test, which is suitable for leveling a block test piece, wherein the block test piece is about 200mm high;

FIG. 3 is a schematic view of the relationship of a steel rod and various nuts;

FIG. 4 is a schematic diagram of a state of a gypsum leveling device in use for a mechanical property test of a building block, taking a standard test piece as an example;

in the figure: 1-a top plate; 2-adjusting the nut; 3-a steel rod; 4-a bottom plate; 5-a limit nut; 6-anchor nut; 7-leveling the bubbles; 8-top gypsum leveling layer; 9-bottom gypsum screed coat; 10-standard test piece.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely explained below with reference to the drawings in the embodiments of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.

The concrete implementation mode is described with reference to fig. 1 to 4, and the gypsum leveling device for the building block mechanical property test is characterized in that: the leveling device comprises a bottom plate 4, a top plate 1, four steel rods 3 and four leveling structures, wherein the top ends of the four steel rods 3 penetrate through the top plate 1, the bottom ends of the four steel rods 3 penetrate through the bottom plate 4, and the leveling structures are arranged on the upper portions of the steel rods 3 and used for adjusting the level of the top plate 1.

The leveling structure is an adjusting nut 2, and the upper part of the steel rod 3 is provided with the adjusting nut 2. And the lower part of the steel rod 3 is provided with a limiting nut 5. Four anchor nuts 6 are arranged at the bottom of the bottom plate 4, the anchor nuts 6 are sleeved at the bottom end of the steel rod 3, and the limiting nut 5 is located between the anchor nuts 6 and the bottom plate 4.

The upper end and the lower end of the steel rod 3 are provided with threads for respectively matching with the adjusting nuts 2 (4), the ground nuts 6 (4) and the limiting nuts 5 (4).

The gypsum leveling device for the building block mechanical property test can be divided into two types according to the height, and is suitable for leveling in the compression mechanical property test of a building block test piece and a building block masonry standard piece.

The bottom plate 4 can be made of metal and used for supporting a test piece. The bottom of the adjustable base plate is provided with four height-adjustable anchor nuts 6, and the long sides and the short sides of the adjustable base plate are respectively provided with a leveling bubble 7 for adjusting the level of the base plate 4.

The top plate 1 is made of a glass plate, four round holes are formed for the steel rod 3 to pass through, and leveling air bubbles 7 are respectively arranged along the long edge and the short edge and used for adjusting the level of the top plate 1. The upper end and the lower end of the steel rod 3 are provided with threads for respectively placing an adjusting nut 2, a ground nut 6 and a limiting nut 5 so as to limit the positions of the top plate 1 and the bottom plate 4.

The relationship of the steel rod 3 and the adjusting nut 2 etc. is shown in fig. 3. The stop nut 5 supports the base plate 4, the position of which is not generally adjusted; anchor bolts 6 may be used to adjust the level of the base plate 4. A test piece is placed between the top plate 1 and the bottom plate 4. The adjusting nut 2 is used to adjust the level of the top plate 1.

The utility model relates to a use method of a gypsum leveling device for a building block mechanical property test (taking a standard part as an example):

(1) firstly, a bottom plate 4 and a steel rod 3 (ground foot) are placed on a roughly flat ground;

(2) the foot nuts 6 are adjusted to level the base plate 4. The specific adjusting method comprises the following steps: firstly, suspending a foot nut 6 to ensure that only 3 foot nuts 6 of the bottom plate 4 land; then adjusting two foot nuts 6 on the long side to enable one side to reach the level; then, the third anchor nut 6 is adjusted to enable the other side to be horizontal, and the whole bottom plate 4 is horizontal at the moment;

(3) a first leather block is built on the bottom plate 4, gypsum is smeared on the surface which is in contact with the bottom plate 4 during building, and the surface is compacted and leveled (in order to facilitate the separation of the test piece and the bottom plate, a layer of oil can be coated on the bottom plate);

(4) sequentially building other two blocks, wherein special mortar for the block building is used during building;

(5) after the top skin building block is built, plaster is coated on the top surface of the top skin building block;

(6) the glass cover plate (top plate 1) is covered, and four adjusting nuts 2 are screwed to compact and level the top plate 1, and the leveling method is similar to that of the bottom plate 4. In the operation of adjusting the top plate 1, whether gypsum is filled in the surface of the building block needs to be checked through a glass plate;

(7) after the gypsum is hardened, the device can be directly disassembled, and the test piece can be taken down.

The utility model provides a gypsum leveling device for a mechanical property test of a concrete small hollow block test piece and a concrete small hollow block masonry standard piece test piece.

The gypsum leveling device for the building block mechanical property test has the characteristics that:

1. when mechanical property tests of a concrete small-sized hollow block test piece and a concrete small-sized hollow block masonry standard test piece are carried out, the surface of the test piece needs to be leveled so as to obtain accurate mechanical property of the test piece through a pressure test.

2. Two orthogonal adjusting bubbles 7 are arranged through the bottom plate 4, and the level of the bottom plate 4 is adjusted; the top plate 1 is adjusted horizontally by arranging two orthogonal adjusting air bubbles 7 on the top plate 1, thereby defining the contour of a block test piece or a standard test piece.

3. The irregular gaps of the building blocks are filled with gypsum, so that the test piece can obtain uniform compressive stress in the test.

4. The adjustment of the top plate 1 and the bottom plate 4 is realized by a plurality of nuts, and the operation is simple.

The embodiments of the utility model disclosed above are intended to be merely illustrative. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model.

Claims

1. The utility model provides a building block mechanical properties is experimental with gypsum device of leveling which characterized in that: the leveling device comprises a bottom plate (4), a top plate (1), four steel rods (3) and four leveling structures, wherein the top ends of the four steel rods (3) penetrate through the top plate (1), the bottom ends of the four steel rods penetrate through the bottom plate (4), and the leveling structures are installed on the upper portion of each steel rod (3) and used for adjusting the level of the top plate (1).

2. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: the leveling structure is an adjusting nut (2), and the upper part of the steel rod (3) is provided with the adjusting nut (2).

3. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: and the lower part of the steel rod (3) is provided with a limiting nut (5).

4. The gypsum leveling device for the block mechanical property test according to claim 3, wherein: the bottom of bottom plate (4) sets up a plurality of rag nuts (6), rag nut (6) cover is in the bottom of steel pole (3), stop nut (5) are located between rag nut (6) and bottom plate (4).

5. The gypsum leveling device for the block mechanical property test according to claim 2, 3 or 4, wherein: and the upper end and the lower end of the steel rod (3) are provided with threads for respectively matching with the adjusting nut (2), the ground nut (6) and the limiting nut (5).

6. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: the bottom plate (4) is made of metal.

7. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: and the long side and the short side of the bottom plate (4) are provided with leveling bubbles (7).

8. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: the top plate (1) is a glass plate and is provided with four round holes for the steel rods (3) to pass through.

9. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: and the long side and the short side of the top plate (1) are both provided with leveling air bubbles (7).

10. The gypsum leveling device for the block mechanical property test according to claim 1, wherein: and a test piece is placed between the top plate (1) and the bottom plate (4).