Multi-purpose concrete impermeability instrument die sleeve

Abstract

The utility model provides a multi-purpose concrete impermeability instrument die sleeve, which comprises an I-shaped outer die sleeve, an inner die sleeve and a valve, the I-shaped outer die sleeve is detachably and fixedly provided with the inner die sleeve, the inner surface of the inner die sleeve is provided with an annular groove, and the annular groove is internally and fixedly provided with an air bag; an air pipe of the air bag extends out of the top end of the inner die sleeve, the end, extending out of the top end of the inner die sleeve, of the air pipe is fixedly connected with one port of the valve, and the valve is fixedly installed at the top end of the inner die sleeve. The inner diameter of the air bag is larger than that of the inner die sleeve; the bottom end of the inner die sleeve is flush with the bottom end of the I-shaped outer die sleeve, and the top end of the inner die sleeve is located outside the top end of the I-shaped outer die sleeve. Due to the overall arrangement, the concrete impermeability detection device can be suitable for impermeability detection of concrete of various specifications, so that the whole device is more convenient and flexible.

Description

Technical Field

[0001] The utility model relates to the field of concrete detection, in particular to a multi-purpose concrete impermeability tester mold sleeve. Background Technique

[0002] The concrete impermeability tester mold sleeve is an important tool for concrete impermeability tests. Its main function is to help produce and fix concrete impermeability test specimens to ensure the accuracy and repeatability of the tests.

[0003] However, for the existing concrete impermeability tester mold sleeves, one mold sleeve is applicable to one corresponding concrete test sample, which is not convenient for applying multiple different specifications of concrete test samples, thus having great limitations.

[0004] Therefore, it is very necessary to invent a multi-purpose concrete impermeability tester mold sleeve. Content of the Utility Model

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model for providing a multi-purpose concrete impermeability tester mold sleeve is as follows: A multi-purpose concrete impermeability tester mold sleeve includes an I-shaped outer mold sleeve, an inner mold sleeve and a valve. Among them: The inner mold sleeve is detachably and fixedly installed in the I-shaped outer mold sleeve, and an annular groove is formed on the inner surface of the inner mold sleeve, and an airbag is fixedly installed in the annular groove; The air pipe of the airbag extends out from the top end of the inner mold sleeve, and one end of the air pipe extending out from the top end of the inner mold sleeve is fixedly connected to a port of the valve, and the valve is fixedly installed at the top end of the inner mold sleeve; The inner diameter of the airbag is larger than the inner diameter of the inner mold sleeve; The bottom end of the inner mold sleeve is flush with the bottom end of the I-shaped outer mold sleeve, and the top end of the inner mold sleeve is outside the top end of the I-shaped outer mold sleeve.

[0006] Preferably, a threaded cavity is formed through the I-shaped outer mold sleeve; The inner mold sleeve is detachably and fixedly installed in the threaded cavity.

[0007] Preferably, a plurality of reinforcing ribs are uniformly and fixedly installed on the circumferential surface of the outside of the I-shaped outer mold sleeve, and a plurality of holes are uniformly formed through the bottom of the I-shaped outer mold sleeve.

[0008] Preferably, an integral plum blossom force application edge is arranged on the circumferential surface of the top end of the inner mold sleeve, and the plum blossom force application edge is outside the top end of the I-shaped outer mold sleeve; Threads are arranged on the outer surface of the inner mold sleeve, and the inner mold sleeve is detachably and fixedly installed in the threaded cavity through the threads; The diameter of the plum blossom force application edge is the same as the diameter of the I-shaped outer mold sleeve.

[0009] Compared with the prior art, the advantages of the utility model are as follows:

[0010] The overall setting of the utility model can be applicable to various different specifications of concrete impermeability detections, thus making the whole more convenient and flexible. Description of the Drawings

[0011] Figure 1 This is the overall structural schematic diagram of the present utility model.

[0012] Figure 2 This is the exploded structural schematic diagram of the present utility model.

[0013] Figure 3 This is the partial sectional structural schematic diagram of the inner mold sleeve of the present utility model.

[0014] In the figure:

[0015] I-shaped outer mold sleeve 1, threaded cavity 2, inner mold sleeve 3, plum blossom force application edge 4, valve 5, annular groove 6, airbag 7, reinforcing rib 8, hole 9. Specific embodiments

[0016] In order to enable those skilled in the art of this technology to better understand the solution of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0017] In the description of the embodiments, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0018] The following further describes the present utility model with reference to the drawings:

[0019] Embodiment

[0020] Refer to Figures 1 - 3, A multi-purpose concrete impermeability tester mold sleeve, including an I-shaped outer mold sleeve 1, an inner mold sleeve 3 and a valve 5, wherein: The inner mold sleeve 3 is detachably and fixedly installed in the I-shaped outer mold sleeve 1 so that the inner mold sleeve 3 can be replaced. And an annular groove 6 is provided on the inner surface of the inner mold sleeve 3, which can provide an installation space for the airbag 7 and at the same time, after the airbag 7 shrinks, it can provide a hidden space for the airbag 7. In this way, during the process of disassembling and assembling the concrete test block, the friction between the airbag 7 and the concrete test block can be reduced, thereby protecting the airbag 7. The airbag 7 is fixedly installed in the annular groove 6. Through the setting of the airbag 7, various concrete test blocks with different specifications can be hermetically wrapped; The air pipe of the airbag 7 extends out from the top end of the inner mold sleeve 3, and the end of the air pipe extending out from the top end of the inner mold sleeve 3 is fixedly connected to a port of the valve 5 for connection with an external air pump or a manual air pumping device. The valve 5 is fixedly installed at the top end of the inner mold sleeve 3; The inner diameter of the airbag 7 is larger than the inner diameter of the inner mold sleeve 3; The bottom end of the inner mold sleeve 3 is flush with the bottom end of the I-shaped outer mold sleeve 1, and the top end of the inner mold sleeve 3 is outside the top end of the I-shaped outer mold sleeve 1.

[0021] A threaded cavity 2 is provided through the I-shaped outer mold sleeve 1 for disassembly and assembly with the inner mold sleeve 3; The inner mold sleeve 3 is detachably and fixedly installed in the threaded cavity 2.

[0022] A number of reinforcing ribs 8 are evenly distributed and fixedly installed on the outer circumferential surface of the I-shaped outer mold sleeve 1 to improve the overall strength, and a number of holes 9 are evenly distributed and penetrated through the bottom of the I-shaped outer mold sleeve 1 so that the multi-purpose concrete impermeability tester mold sleeve can be fixed on the concrete impermeability tester by bolts.

[0023] An integral plum blossom force application edge 4 is provided on the circumferential surface of the top end of the inner mold sleeve 3 for disassembling and assembling the inner mold sleeve 3 through the plum blossom force application edge 4, and the plum blossom force application edge 4 is outside the top end of the I-shaped outer mold sleeve 1; A thread is provided on the outer surface of the inner mold sleeve 3, and the inner mold sleeve 3 is detachably and fixedly installed in the threaded cavity 2 through the thread; The diameter of the plum blossom force application edge 4 is the same as the diameter of the I-shaped outer mold sleeve 1.

[0024] In this embodiment, during use, the multi-purpose concrete impermeability tester mold sleeve is fixed on the concrete impermeability tester through the holes 9 and bolts, and the other port of the valve 5 is fixedly connected to the port of an external electric air pump. Then, the gas inside the airbag 7 is pumped out by the external electric air pump to make the airbag 7 in a fully contracted state. Then, the concrete test block can be placed in the inner mold sleeve 3. After placement, the airbag 7 is inflated by the external electric air pump to make the airbag 7 fully hermetically wrap the concrete test block, and then the experiment can be carried out.

[0025] Using the technical solution of the present invention, or those skilled in the art being inspired by the technical solution of the present invention to design a similar technical solution and achieving the above technical effects, all fall within the protection scope of the present invention.

Claims

1. A multi-purpose concrete impermeability tester mold sleeve, characterized in that: It includes an I-shaped outer mold sleeve (1), an inner mold sleeve (3) and a valve (5), wherein: the inner mold sleeve (3) is detachably and fixedly installed in the I-shaped outer mold sleeve (1), and an annular groove (6) is formed on the inner surface of the inner mold sleeve (3), and an airbag (7) is fixedly installed in the annular groove (6); the air pipe of the airbag (7) extends out from the top end of the inner mold sleeve (3), and one end of the air pipe extending out from the top end of the inner mold sleeve (3) is fixedly connected to a port of the valve (5), and the valve (5) is fixedly installed at the top end of the inner mold sleeve (3); the bottom end of the inner mold sleeve (3) is flush with the bottom end of the I-shaped outer mold sleeve (1), and the top end of the inner mold sleeve (3) is outside the top end of the I-shaped outer mold sleeve (1).

2. The multi-purpose concrete impermeability tester mold sleeve according to claim 1, characterized in that: A threaded cavity (2) is formed through the I-shaped outer mold sleeve (1); the inner mold sleeve (3) is detachably and fixedly installed in the threaded cavity (2).

3. The multi-purpose concrete impermeability tester mold sleeve according to claim 2, characterized in that: A plurality of reinforcing ribs (8) are uniformly and fixedly installed on the outer peripheral surface of the I-shaped outer mold sleeve (1), and a plurality of holes (9) are uniformly formed through the bottom of the I-shaped outer mold sleeve (1).

4. The multi-purpose concrete impermeability tester mold sleeve according to claim 2, characterized in that: A one-piece plum blossom force application edge (4) is arranged on the peripheral surface of the top end of the inner mold sleeve (3), and the plum blossom force application edge (4) is outside the top end of the I-shaped outer mold sleeve (1); the outer surface of the inner mold sleeve (3) is provided with threads, and the inner mold sleeve (3) is detachably and fixedly installed in the threaded cavity (2) through the threads.

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