A concrete solid brick test sample forming mold

Abstract

The utility model discloses a concrete solid brick test sample forming mold, which comprises a bottom plate, a bottom layer pure slurry mold frame is arranged on the bottom plate, the bottom layer pure slurry mold frame is covered with a middle layer pure slurry mold frame, and the middle layer pure slurry mold frame is covered with a top layer pure slurry mold frame; the bottom layer pure slurry mold frame has a height equal to the bottom layer pure slurry thickness; the middle layer pure slurry mold frame has a height equal to the sum of the bottom layer pure slurry thickness, the thickness of the lower layer brick and the middle layer pure slurry thickness; the top layer pure slurry mold frame has a height equal to the sum of the bottom layer pure slurry thickness, the thickness of the lower layer brick, the thickness of the middle layer pure slurry, the thickness of the upper layer brick and the top layer pure slurry thickness. The utility model has a simple structure, is easy to clean, is light in weight, is convenient to carry and easy to operate, and the concrete solid brick test sample produced thereby has a consistent size and high precision, and fully meets the requirements of the concrete solid brick test standard.

Description

Technical Field

[0001] The utility model belongs to the technical field of engineering quality detection equipment, in particular to a concrete solid brick detection sample forming die. Background Art

[0002] The current concrete brick compressive strength test method (GB / T2114-2007) records the specific method of making concrete brick compressive strength test specimens, such as Figure 3 As shown, the final sample structure needs to be three layers of pure slurry and two layers of concrete bricks. In the existing sample production process, samples are generally produced by people based on experience. There is no mold to assist in the production process. When the pure slurry is applied, the pure slurry thickness is prone to not meet the standard, resulting in the sample not meeting the specifications after forming and cannot be used for detection tests.

[0003] The announcement number is CN217372762U, and the name is a utility model patent for a sample forming mold for testing concrete solid bricks. It includes a bottom plate, a vertical fixed shaft column is fixed at one end of the top surface of the bottom plate, and the fixed shaft column is sequentially sleeved with a bottom slurry mold, a lower brick positioning plate, a middle slurry mold, an upper rotation positioning plate and a top slurry mold from bottom to top. Its disadvantages are: complex structure, large volume, difficult to store, especially the complex rotating shaft structure is difficult to clean, cement slurry easily penetrates into the rotating shaft hinge, and it cannot be used after one or two uses. Utility Model Content

[0004] The utility model aims to solve the problems existing in the above-mentioned prior art and provides a concrete solid brick test sample forming mold, which has a simple structure, is easy to clean, light in weight, convenient to carry and easy to operate. The concrete solid brick test samples produced thereby have consistent sizes and high precision, and fully meet the requirements of concrete solid brick test standards.

[0005] The technical scheme adopted by the utility model is: a concrete solid brick test sample forming mold, which comprises a bottom plate, a bottom layer pure slurry mold frame is arranged on the top of the bottom plate, the bottom layer pure slurry mold frame is covered with a middle layer pure slurry mold frame, and the middle layer pure slurry mold frame is covered with a top layer pure slurry mold frame; the height of the bottom layer pure slurry mold frame is equal to the thickness of the bottom layer pure slurry; the height of the middle layer pure slurry mold frame is equal to the sum of the thickness of the bottom layer pure slurry, the thickness of the lower layer bricks and the thickness of the middle layer pure slurry; the height of the top layer pure slurry mold frame is equal to the sum of the thickness of the bottom layer pure slurry, the thickness of the lower layer bricks, the thickness of the middle layer pure slurry, the thickness of the upper layer bricks and the thickness of the top layer pure slurry.

[0006] Preferably, it also includes a slurry roller, which includes a slurry roller handle, the front end of which is connected to a U-shaped frame, and a roller wheel with an axial width greater than the width of the top layer of the net slurry mold frame is installed on the U-shaped frame.

[0007] Preferably, it also includes a trowel board, which includes a rectangular steel plate, and a trowel handle is connected to the rectangular steel plate through a trowel column.

[0008] Preferably, the hand-grip windows are symmetrically arranged on the middle-layer pure slurry mold frame and the top-layer pure slurry mold frame.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] (1) The utility model adopts a bottom layer slurry mold frame, a middle layer slurry mold frame and a top layer slurry mold frame to make a concrete solid brick test sample, which can ensure that the thickness of the bottom layer slurry, the middle layer slurry and the top layer slurry is uniform, and can ensure the accuracy of the sample molding size, thereby avoiding the error of the test result;

[0011] (2) The utility model has a simple structure and is easy to use and operate. It has no dead corners that are difficult to clean and is easy to clean after use. There is no problem of not being able to use the cement next time due to the cement not being cleaned properly. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of a concrete solid brick test specimen forming mold of the utility model;

[0013] Figure 2 It is a schematic diagram of the side cutaway state of the bottom plate, the bottom layer pure slurry mold frame, and the middle layer pure slurry mold frame for making a concrete solid brick test specimen according to the utility model;

[0014] Figure 3 It is a three-dimensional structural schematic diagram of a concrete solid brick testing sample made by the utility model.

[0015] In the figure: 1-bottom plate, 2-bottom layer slurry mold frame, 3-middle layer slurry mold frame, 4-top layer slurry mold frame, 5-roller handle, 6-U-shaped frame, 7-roller, 8-rectangular steel plate, 9-slurry column, 10-slurry handle, 11-handle window, 12-bottom layer slurry, 13-lower layer bricks, 14-middle layer slurry, 15-upper layer bricks, 16-top layer slurry. DETAILED DESCRIPTION

[0016] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0017] Example: Figure 1 Figure 2 and Figure 3As shown, a concrete solid brick test sample forming mold comprises a base plate 1, a mold frame, a slurry roller and a slurry board, wherein the mold frame comprises a bottom clean slurry mold frame 2 arranged on the top of the base plate 1, a middle clean slurry mold frame 3 fitted in the bottom clean slurry mold frame 2, and a top clean slurry mold frame 4 fitted in the middle clean slurry mold frame 3, and hand buckle windows 11 are symmetrically arranged on the middle clean slurry mold frame 3 and the top clean slurry mold frame 4; the height of the bottom clean slurry mold frame 2 is equal to the thickness of the bottom clean slurry 12; the height of the middle clean slurry mold frame 3 is equal to the sum of the thickness of the bottom clean slurry 12, the thickness of the lower brick 13 and the thickness of the middle clean slurry 14; the height of the top clean slurry mold frame 4 is equal to the sum of the thickness of the bottom clean slurry 12, the thickness of the lower brick 13, the thickness of the middle clean slurry 14, the thickness of the upper brick 15 and the thickness of the top clean slurry 16. The slurry roller comprises a roller handle 5, the front end of which is connected to a U-shaped frame 6, and a roller 7 having an axial width greater than the width of the top-layer net slurry mold frame 4 is installed on the U-shaped frame 6. The slurry plate comprises a rectangular steel plate 8, and a slurry handle 10 is connected to the rectangular steel plate 8 through a slurry column 9.

[0018] The following example is a concrete solid brick with a length of 240mm, a width of 115mm, and a height of 53mm. The thickness of the bottom slurry, the middle slurry, and the top slurry are all 3mm. The dimensions of the concrete solid brick test specimen forming mold are as follows:

[0019] The size of the base plate: length 400mm, width 250mm, height 10mm;

[0020] Bottom layer net slurry mold frame dimensions: plate thickness 3mm, inner length 194mm, inner width 121mm, height 3mm;

[0021] Middle layer net slurry mold frame dimensions: plate thickness 3mm, inner length 205mm, inner width 132mm, height 59mm;

[0022] Top layer net slurry mold frame dimensions: board thickness 3mm, inner length 217mm, inner width 144mm, height 115mm.

[0023] The preparation of the concrete solid brick test specimen comprises the following steps:

[0024] (1) The concrete solid brick is cut in the middle to become two half bricks, the two half bricks are called: lower brick 13 and upper brick 15;

[0025] (2) Place the base plate 1 horizontally on a platform, and then place the bottom slurry mold frame 2 on the base plate;

[0026] (3) Add cement slurry into the bottom slurry mold frame 2, and roll the slurry roller on the upper edge of the bottom slurry mold frame 2 to smooth the cement slurry and fill the bottom slurry mold frame 2 to form a flat bottom slurry 12;

[0027] (4) Place the lower brick 13 with the cross section facing right on the bottom mortar 12 and apply slight pressure to make the lower brick 13 and the bottom mortar 12 bond with each other;

[0028] (5) Use a trowel to scrape off the cement slurry overflowing around the bottom slurry form frame 2, and put the middle slurry form frame on the periphery of the bottom slurry form frame 2 and place it stably on the bottom plate 1;

[0029] (6) Add cement paste on the lower brick layer 13, and roll the cement paste roller on the upper edge of the middle paste mold frame 3 to smooth the cement paste and fill the lower brick layer 13 to form a flat middle paste 14;

[0030] (7) Place the upper brick 15 with the cross section facing left on the middle mortar 14 and apply slight pressure to make the upper brick 15 and the middle mortar 14 bonded to each other;

[0031] (8) Use a trowel to scrape off the cement slurry overflowing around the middle slurry form frame 3, and put the top slurry form frame 4 on the periphery of the middle slurry form frame 3 and place it stably on the bottom plate 1;

[0032] (9) Add cement paste on the upper brick layer 15, and roll the cement paste roller on the upper edge of the top cement paste mold frame 4 to smooth the cement paste and fill the top of the upper brick layer 15 to form a flat top cement paste 16;

[0033] (10) After the cement slurry has solidified properly, remove the top slurry formwork 4, the middle slurry formwork 3 and the bottom slurry formwork 2 in turn, and use a trowel to scrape the cement slurry around the lower brick 13 clean; place it in an unventilated room at a temperature not lower than 20℃±5℃ for curing for not less than 3 days before use for testing.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. A concrete solid brick test sample forming mold, characterized by: It includes a bottom plate, on which a bottom layer pure slurry mold frame is arranged, the bottom layer pure slurry mold frame is covered with a middle layer pure slurry mold frame, and the middle layer pure slurry mold frame is covered with a top layer pure slurry mold frame; the height of the bottom layer pure slurry mold frame is equal to the thickness of the bottom layer pure slurry; the height of the middle layer pure slurry mold frame is equal to the sum of the thickness of the bottom layer pure slurry, the thickness of the lower layer bricks and the thickness of the middle layer pure slurry; the height of the top layer pure slurry mold frame is equal to the sum of the thickness of the bottom layer pure slurry, the thickness of the lower layer bricks, the thickness of the middle layer pure slurry, the thickness of the upper layer bricks and the thickness of the top layer pure slurry.

2. The concrete solid brick test sample forming mold according to claim 1, characterized in that: The utility model also comprises a slurry spreading roller, which comprises a slurry spreading roller handle, the front end of which is connected to a U-shaped frame, and a roller wheel with an axial width greater than a width of a top layer net slurry mold frame is installed on the U-shaped frame.

3. The concrete solid brick test sample forming mold according to claim 2, characterized in that: The utility model also comprises a trowel board, which comprises a rectangular steel plate, and a trowel handle is connected to the rectangular steel plate through a trowel column.

4. The concrete solid brick test sample forming mold according to claim 3, characterized in that: Handle windows are symmetrically arranged on the middle-layer pure slurry mold frame and the top-layer pure slurry mold frame.

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