CN220603253U - Concrete impermeability appearance - Google Patents
Concrete impermeability appearance Download PDFInfo
- Publication number
- CN220603253U CN220603253U CN202322161452.5U CN202322161452U CN220603253U CN 220603253 U CN220603253 U CN 220603253U CN 202322161452 U CN202322161452 U CN 202322161452U CN 220603253 U CN220603253 U CN 220603253U
- Authority
- CN
- China
- Prior art keywords
- elastic sealing
- sealing sleeve
- gland
- bottom plate
- concrete
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 210000004907 gland Anatomy 0.000 claims abstract description 26
- 238000003825 pressing Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000012360 testing method Methods 0.000 abstract description 30
- 238000001125 extrusion Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 6
- 230000007774 longterm Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000002969 artificial stone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a concrete impermeability instrument, which comprises an impermeability instrument body and a plurality of groups of core sample fixtures, wherein the top of the impermeability instrument body is provided with a workbench, each core sample fixture comprises a bottom plate, an elastic sealing sleeve and a plurality of pressing covers, the elastic sealing sleeve is placed on the surface of the bottom plate, the plurality of pressing covers surround the periphery of the elastic sealing sleeve, the surface of each pressing cover is provided with a limiting hole, the pressing covers and the workbench are fixedly connected together through bolts, and the bolts sequentially penetrate through the limiting holes and the bottom plate from top to bottom. By adopting the technical scheme of the utility model, the gland and the workbench are fixedly connected together through the bolts, the proper gland generates extrusion force along the radial direction and the axial direction of the elastic sealing sleeve by screwing the bolts, and then the elastic sealing sleeve is deformed, so that the test piece clamp is fastened, the concrete impermeability instrument and the core sample clamp can be suitable for test pieces with non-standard external dimensions, the resource waste caused by remanufacturing of the test pieces is avoided, and the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of concrete impermeability instruments, and particularly relates to a concrete impermeability instrument.
Background
The concrete impermeability instrument concrete, artificial stone widely used in the construction, for some constructions, such as hydraulic construction, underwater, underground and other construction engineering, require the building to have impermeability, impermeability refers to the property that the materials used in the construction can resist water and/or other liquid media to permeate under the action of pressure, the impermeability instrument is mainly used for testing the impermeability of concrete and measuring the impermeability grade, and can also be used for measuring the air permeability and checking the quality of the construction materials, thus obtaining the widely used related departments of production, construction, design, teaching and research, etc., the existing impermeability test of concrete is mainly carried out according to the related regulations in GB/T50082-2009 test method Standard for common concrete long-term property and durability, the test piece is required to be cast into a test piece, then the test piece is loaded into a core sample fixture, and the core sample fixture and the concrete test piece instrument are connected together, thus the test can be started.
For example, publication No.: the patent literature of CN213209852U discloses a concrete impermeability instrument, which comprises a concrete impermeability instrument body, wherein a control switch is uniformly arranged at the top of one end of the front surface of the concrete impermeability instrument body, and a water outlet and a pressure release valve are respectively arranged at the bottom and the middle position of one side of the concrete impermeability instrument body; according to the technology, when the sealing sleeve and the sealing base are connected, the bolts and the nuts can be rapidly positioned, so that the process of simplifying the connection of the bolts and the nuts is greatly simplified, the connection efficiency is greatly improved, and the workload is reduced, however, the appearance size of a test piece is uniformly regulated in the document of GB/T50082-2009 general concrete long-term performance and durability test method Standard, the common test piece is in a frustum shape, the outer diameter of the upper end face of the common test piece is phi 175mm, the outer diameter of the lower end face of the common test piece is phi 185, the height of the common test piece is 150mm, if the appearance size of the manufactured test piece deviates, the original core sample fixture and the concrete impermeability instrument cannot be applied, resource waste is caused when the test piece is manufactured again, and the working efficiency is influenced.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a concrete impermeability instrument.
The utility model is realized by the following technical scheme.
The utility model provides a concrete impermeability instrument, which comprises an impermeability instrument body and a plurality of groups of core sample clamps, wherein a workbench is arranged at the top of the impermeability instrument body, the core sample clamps comprise a bottom plate, an elastic sealing sleeve and a plurality of pressing covers, the elastic sealing sleeve is placed on the surface of the bottom plate, the plurality of pressing covers surround the periphery of the elastic sealing sleeve, limiting holes are formed in the surface of the pressing covers, the pressing covers and the workbench are fixedly connected together through bolts, and the bolts sequentially penetrate through the limiting holes and the bottom plate from top to bottom.
And a backing ring is arranged at the port of the lower end of the elastic sealing sleeve.
The surface of the bottom plate is also provided with a water inlet which is communicated with the inner space of the elastic sealing sleeve.
The limiting hole is a kidney-shaped through hole, and the length direction of the kidney-shaped through hole is consistent with the radial direction of the elastic sealing sleeve.
The height of the gland is not smaller than that of the elastic sealing sleeve.
The elastic sealing sleeve is integrally in a cone shape with a large outer diameter at the lower end and a small outer diameter at the upper end.
The ratio of the number of the press covers to the number of the core sample fixtures is 3:1.
The gland is L-shaped as a whole.
The utility model has the beneficial effects that: by adopting the technical scheme of the utility model, when a test piece is arranged in the core sample fixture, the gland and the workbench are fixedly connected together by using the bolts, the proper gland generates extrusion force along the radial direction and the axial direction of the elastic gland to the elastic gland by screwing the bolts, and then the elastic gland is deformed, so that the test piece clamp is fastened, the concrete impermeability instrument and the core sample fixture can be suitable for test pieces with non-standard external dimensions, the resource waste caused by remanufacturing of the test piece is avoided, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the core sample holder of the present utility model;
fig. 3 is a top view of the core sample holder of the present utility model.
In the figure: the anti-seepage instrument comprises a 1-anti-seepage instrument body, a 2-core sample clamp, a 3-workbench, a 4-bottom plate, a 5-elastic sealing sleeve, a 6-gland, a 7-limiting hole, an 8-bolt, a 9-backing ring, a 10-water inlet and a 11-test piece.
Detailed Description
The technical solution of the present utility model is further described below, but the scope of the claimed utility model is not limited to the above.
As shown in fig. 1 to 3, the utility model provides a building material performance testing system, which comprises an anti-seepage instrument body 1 and a plurality of groups of core sample fixtures 2, wherein a workbench 3 is arranged at the top of the anti-seepage instrument body 1, the core sample fixtures 2 comprise a bottom plate 4, an elastic sealing sleeve 5 and a plurality of pressing covers 6, the elastic sealing sleeve 5 is placed on the surface of the bottom plate 4, the plurality of pressing covers 6 surround the periphery of the elastic sealing sleeve 5, limiting holes 7 are formed in the surface of the pressing covers 6, the pressing covers 6 are fixedly connected with the workbench 3 through bolts 8, and the bolts 8 sequentially penetrate through the limiting holes 7 and the bottom plate 4 from top to bottom.
By adopting the technical scheme of the utility model, when a test piece is arranged in the core sample fixture, the gland and the workbench are fixedly connected together by using the bolts, the proper gland generates extrusion force along the radial direction and the axial direction of the elastic gland to the elastic gland by screwing the bolts, and then the elastic gland is deformed, so that the test piece clamp is fastened, the concrete impermeability instrument and the core sample fixture can be suitable for test pieces with non-standard external dimensions, the resource waste caused by remanufacturing of the test piece is avoided, and the working efficiency is improved.
Specifically, a backing ring 9 is arranged at the lower end port of the elastic sealing sleeve 5. The pad ring 9 enables a larger gap to be formed between the lower end of the test piece and the bottom plate, so that the water injection impermeability test is convenient to carry out.
In addition, the surface of the bottom plate 4 is also provided with a water inlet 10, and the water inlet 10 is communicated with the inner space of the elastic sealing sleeve 5. The limiting hole 7 is preferably a kidney-shaped through hole, and the length direction of the kidney-shaped through hole is consistent with the radial direction of the elastic sealing sleeve 5. So that the fixing position of the gland 6 relative to the surface of the bottom plate 4 can be finely adjusted, the gland 6 can generate extrusion force to the elastic sealing sleeve 5 in the radial direction, and then the test piece holding clamp is fastened and firm.
Furthermore, the height of the gland 6 is not less than the height of the elastic gland 5. The elastic sealing sleeve 5 is in a cone shape with a large outer diameter at the lower end and a small outer diameter at the upper end. The ratio of the number of glands 6 to the number of core sample holders 2 is 3:1. The gland 6 is generally L-shaped. Preferably, the elastic sealing sleeve 5 is made of rubber.
Claims (8)
1. A concrete impermeability appearance, its characterized in that: including impervious appearance body (1) and multiunit core appearance anchor clamps (2), the top of impervious appearance body (1) is equipped with workstation (3), core appearance anchor clamps (2) include bottom plate (4), elastic sealing cover (5) and a plurality of gland (6), elastic sealing cover (5) place in the surface of bottom plate (4), a plurality of gland (6) around elastic sealing cover (5), the surface of gland (6) is equipped with spacing hole (7), gland (6) link firmly together through using bolt (8) with workstation (3), and bolt (8) top-down pass this spacing hole (7) and bottom plate (4) in proper order.
2. The concrete impermeability instrument according to claim 1, characterized in that: a backing ring (9) is arranged at the port of the lower end of the elastic sealing sleeve (5).
3. The concrete impermeability instrument according to claim 1, characterized in that: the surface of the bottom plate (4) is also provided with a water inlet (10), and the water inlet (10) is communicated with the inner space of the elastic sealing sleeve (5).
4. The concrete impermeability instrument according to claim 1, characterized in that: the limiting hole (7) is a kidney-shaped through hole, and the length direction of the kidney-shaped through hole is consistent with the radial direction of the elastic sealing sleeve (5).
5. The concrete impermeability instrument according to claim 1, characterized in that: the height of the gland (6) is not less than the height of the elastic sealing sleeve (5).
6. A concrete permeation resistance engine according to any one of claims 1 to 5, wherein: the elastic sealing sleeve (5) is integrally in a cone shape with a large outer diameter at the lower end and a small outer diameter at the upper end.
7. The concrete impermeability instrument according to claim 1, characterized in that: the ratio of the number of the pressing covers (6) to the number of the core sample fixtures (2) is 3:1.
8. A concrete permeation resistance engine according to claim 1, 5 or 7, wherein: the gland (6) is L-shaped as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322161452.5U CN220603253U (en) | 2023-08-11 | 2023-08-11 | Concrete impermeability appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322161452.5U CN220603253U (en) | 2023-08-11 | 2023-08-11 | Concrete impermeability appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220603253U true CN220603253U (en) | 2024-03-15 |
Family
ID=90175888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322161452.5U Active CN220603253U (en) | 2023-08-11 | 2023-08-11 | Concrete impermeability appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220603253U (en) |
-
2023
- 2023-08-11 CN CN202322161452.5U patent/CN220603253U/en active Active
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