Impermeability instrument for concrete quality detection

Abstract

The utility model relates to the technical field of anti-permeability instruments, and discloses an anti-permeability instrument for concrete quality detection, which comprises an equipment main body and a test die sleeve, a detection table is fixedly mounted on the equipment main body, a plurality of groups of mounting discs are fixedly mounted on the top surface of the detection table, and sealing washers made of rubber are fixedly mounted on the top surfaces of the mounting discs. The sealing gasket and the mounting disc are coaxially arranged, a flange is arranged at the outer circle of the test die sleeve, an annular groove is inwards formed in the bottom surface of the test die sleeve, and a plurality of test die fixing assemblies used for fixing the test die sleeve are arranged on the detection table. When the test die sleeve with the flange is attached to the mounting disc, the multiple sets of clamping blocks are reset under the action of springs on the spring columns, at the moment, the bottom faces of the clamping blocks are attached to the top face of the flange, the flange is clamped through the multiple sets of clamping blocks, the flange with the test die sleeve is stably distributed on the mounting disc, and the effect of rapidly fixing the test die sleeve is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of impermeability testers, in particular to an impermeability tester for concrete quality detection. Background Art

[0002] Generally speaking, impermeable concrete can be divided into three categories: ordinary waterproof concrete, admixture waterproof concrete and expansive cement waterproof concrete. According to the different impermeability pressure, it can be divided into five grades: P6, P8, P10, P12 and greater than P12. Impermeable concrete can improve the density of concrete and the pore structure, thereby reducing the infiltration channels and improving the impermeability.

[0003] When conducting a water-resistance test on concrete, a concrete sample is placed in a test mold, and the test mold is fixedly mounted on a water-resistance tester with the concrete sample to be tested. The water-resistance tester is provided with a test mold connecting seat, and the test mold is fixed on the test mold connecting seat by means of a plurality of sets of bolts and nuts. Before and after the test, people need to disassemble and assemble the bolts and nuts, and repeat the bolt and nut operations for many times, which takes a lot of time to disassemble and assemble, and affects the efficiency of installing and disassembling the test mold.

[0004] Therefore, we propose a concrete quality tester for water-resistance testing. Utility Model Content

[0005] The utility model mainly solves the above technical problems and provides an anti-seepage instrument for concrete quality detection.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a concrete quality tester for impermeability, comprising a device body and a test mold sleeve, a test table is fixedly installed on the device body, a plurality of mounting plates are fixedly installed on the top surface of the test table, a sealing gasket made of rubber material is fixedly installed on the top surface of the mounting plate, and the sealing gasket is coaxially arranged with the mounting plate;

[0007] The outer circumference of the test mold sleeve is provided with a flange, the bottom surface of the test mold sleeve is provided with an annular groove inwardly, and the testing platform is provided with a plurality of test mold fixing components for fixing the test mold sleeve;

[0008] The trial mold fixing assembly includes a fixing block, a connecting sleeve is fixedly installed on one side of the fixing block close to the center of the mounting plate, a spring column is slidably installed on the connecting sleeve, and multiple groups of spring columns are fixedly installed on one side close to the center of the mounting plate with a snap-fit ​​block in an inverted L-shaped structure, and the top surface of the snap-fit ​​block is provided with a snap-fit ​​block inclined surface.

[0009] Preferably, a group of the trial mold fixing components includes multiple groups of fixing blocks, and the multiple groups of fixing blocks are distributed in a ring formation with the center of the mounting plate as the center.

[0010] Preferably, a plurality of guide rods are fixedly mounted on the inner side surface of the fixing block, and the engaging block is slidably mounted on the plurality of guide rods.

[0011] Preferably, a water seepage hole is provided through the center of the mounting plate.

[0012] Preferably, the side walls of the equipment body are respectively provided with a control device and a control valve, and the left and right side walls of the equipment body are provided with side cabinet doors movably mounted on hinges.

[0013] Beneficial Effects

[0014] The utility model provides a concrete quality tester for preventing seepage. It has the following beneficial effects:

[0015] The anti-seepage instrument for concrete quality inspection, when in use, is coated with paraffin wax to seal the concrete sample block to be inspected, and the concrete sample block is placed inside the test mold sleeve after drying, and the test mold sleeve is mounted on the mounting plate with the concrete sample block, so that the sealing gasket is distributed inside the annular groove, and when the test mold sleeve is mounted on the mounting plate with the concrete sample block, the flange exerts an extrusion effect on the top surfaces of multiple groups of snap-fit ​​blocks, and the flange slides downward along the inclined surface of the snap-fit ​​blocks, and at this time, the multiple groups of snap-fit ​​blocks will be separated from each other by the extrusion force, and when the test mold sleeve is attached to the mounting plate with the flange, the multiple groups of snap-fit ​​blocks are reset under the action of the springs on the spring columns, and at this time, the bottom surface of the snap-fit ​​block will be attached to the top surface of the flange, and the multiple groups of snap-fit ​​blocks are engaged with the flange, so that the flange and the test mold sleeve are stably distributed on the mounting plate, thereby achieving the effect of quickly fixing the test mold sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0017] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the bottom surface of the test mold sleeve of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the test mold fixing component of the utility model;

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the locking block of the utility model.

[0022] Legend:

[0023] 1. Equipment body; 2. Test table; 3. Test mold fixing assembly; 4. Mounting plate; 5. Sealing gasket; 6. Water seepage hole; 7. Test mold sleeve; 70. Annular groove; 8. Flange; 9. Control device; 10. Control valve; 11. Side cabinet door; 301. Fixing block; 302. Connecting sleeve; 303. Spring column; 304. Clamping block; 305. Guide rod; 314. Inclined surface of clamping block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment: A concrete quality tester for impermeability test, such as Figure 1-Figure 4 As shown, it includes an equipment body 1 and a test mold sleeve 7, a test table 2 is fixedly installed on the equipment body 1, a plurality of mounting plates 4 are fixedly installed on the top surface of the test table 2, a water seepage hole 6 is opened through the center of the mounting plate 4, a sealing gasket 5 made of rubber material is fixedly installed on the top surface of the mounting plate 4, and the sealing gasket 5 is coaxially arranged with the mounting plate 4;

[0026] The outer circumference of the test mold sleeve 7 is provided with a flange 8, and the bottom surface of the test mold sleeve 7 is provided with an annular groove 70 inwardly. The test platform 2 is provided with a plurality of test mold fixing components 3 for fixing the test mold sleeve 7;

[0027] The test mold fixing assembly 3 includes a fixing block 301, and a group of test mold fixing assemblies 3 includes multiple groups of fixing blocks 301. The multiple groups of fixing blocks 301 are distributed in a circular formation with the center of the mounting plate 4 as the center. A connecting sleeve 302 is fixedly installed on one side of the fixing block 301 close to the center of the mounting plate 4, and a spring column 303 is slidably installed on the connecting sleeve 302. A clamping block 304 with an inverted L-shaped structure is fixedly installed on one side of the multiple groups of spring columns 303 close to the center of the mounting plate 4. Multiple groups of guide rods 305 are also fixedly installed on the inner side of the fixing block 301. The clamping block 304 is slidably installed on the guide rod 305. The top surface of the clamping block 304 is provided with a clamping block inclined surface 314. When in use, paraffin is coated on all sides of the concrete sample block to be tested for sealing. After the concrete sample block is dried, it is placed inside the test mold sleeve 7. The test mold sleeve 7 is When the concrete sample block is sleeved on the mounting plate 4, the sealing gasket 5 is distributed inside the annular groove 70. When the test mold sleeve 7 is sleeved downwardly on the mounting plate 4 with the concrete sample block, the flange 8 exerts an extrusion effect on the top surfaces of the multiple groups of snap-fit ​​blocks 304, and the flange 8 slides downwardly along the inclined surface 314 of the snap-fit ​​blocks. At this time, the multiple groups of snap-fit ​​blocks 304 will be pressed away from each other by the extrusion force. When the test mold sleeve 7 is attached to the mounting plate 4 with the flange 8, the multiple groups of snap-fit ​​blocks 304 are reset under the action of the springs on the spring columns 303. At this time, the bottom surface of the snap-fit ​​blocks 304 will be attached to the top surface of the flange 8. The multiple groups of snap-fit ​​blocks 304 play a snapping role on the flange 8, so that the flange 8 and the test mold sleeve 7 are firmly distributed on the mounting plate 4. When the test mold sleeve 7 is disassembled, the multiple groups of snap-fit ​​blocks 304 are pulled to slide to the side close to the fixed block 301, so as to facilitate the removal of the test mold sleeve 7.

[0028] Multiple groups of test mold sets 7 are fixed on the test platform 2 with concrete sample blocks respectively, so as to facilitate the use of water pressure to perform anti-seepage test on the concrete sample blocks in the test mold sets 7;

[0029] The side walls of the equipment body 1 are respectively provided with a control device 9 and a control valve 10 , and the left and right side walls of the equipment body 1 are movably provided with side cabinet doors 11 via hinges.

[0030] The working principle of this utility model:

[0031] When in use, the concrete sample block to be tested is coated with paraffin wax to seal the four sides, and the concrete sample block is placed in the interior of the test mold sleeve 7 after drying. The test mold sleeve 7 is mounted on the mounting plate 4 with the concrete sample block, so that the sealing gasket 5 is distributed in the interior of the annular groove 70. When the test mold sleeve 7 is mounted on the mounting plate 4 with the concrete sample block, the flange 8 exerts an extrusion effect on the top surfaces of the multiple groups of snap-fit ​​blocks 304, and the flange 8 slides downward along the inclined surface 314 of the snap-fit ​​blocks. At this time, the multiple groups of snap-fit ​​blocks 304 will be pressed away from each other. When the test mold sleeve 7 is attached to the mounting plate 4 with the flange 8, the multiple groups of snap-fit ​​blocks 304 are reset under the action of the springs on the spring columns 303. At this time, the bottom surface of the snap-fit ​​block 304 will be attached to the top surface of the flange 8. The multiple groups of snap-fit ​​blocks 304 are engaged with the flange 8, so that the flange 8 and the test mold sleeve 7 are firmly distributed on the mounting plate 4.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A concrete quality tester for impermeability, comprising a device body (1) and a test mold sleeve (7), wherein a test platform (2) is fixedly mounted on the device body (1), and a plurality of mounting plates (4) are fixedly mounted on the top surface of the test platform (2), characterized in that: A sealing gasket (5) made of rubber material is fixedly mounted on the top surface of the mounting plate (4), and the sealing gasket (5) is coaxially arranged with the mounting plate (4); The outer circumference of the test mold sleeve (7) is provided with a flange (8), the bottom surface of the test mold sleeve (7) is provided with an annular groove (70) inwardly, and the testing platform (2) is provided with a plurality of test mold fixing components (3) for fixing the test mold sleeve (7); The trial mold fixing assembly (3) comprises a fixing block (301), a connecting sleeve (302) is fixedly mounted on one side of the fixing block (301) close to the center of the mounting plate (4), a spring column (303) is slidably mounted on the connecting sleeve (302), and a plurality of groups of the spring columns (303) are fixedly mounted on one side of the mounting plate (4) close to the center of the mounting plate (4) with a snap-fit ​​block (304) in an inverted L-shaped structure, and a snap-fit ​​block inclined surface (314) is provided on the top surface of the snap-fit ​​block (304).

2. The concrete quality tester according to claim 1, characterized in that: A set of the trial mold fixing components (3) comprises a plurality of groups of fixing blocks (301), and the plurality of groups of fixing blocks (301) are distributed in a ring formation with the center of the installation plate (4) as the center.

3. The concrete quality tester according to claim 1, characterized in that: A plurality of guide rods (305) are fixedly mounted on the inner side surface of the fixing block (301), and the engaging block (304) is slidably mounted on the plurality of guide rods (305).

4. The concrete quality tester according to claim 1, characterized in that: A water seepage hole (6) is provided through the center of the mounting plate (4).

5. The concrete quality tester according to claim 1, characterized in that: The side walls of the equipment body (1) are respectively provided with a control device (9) and a control valve (10), and the left and right side walls of the equipment body (1) are movably mounted with side cabinet doors (11) via hinges.

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