CN215066023U

CN215066023U - Be applied to underwater environment water permeability testing arrangement of C30 concrete

Info

Publication number: CN215066023U
Application number: CN202121317012.9U
Authority: CN
Inventors: 谢浩; 汪丽敏; 米召
Original assignee: Foshan Xinlihai Concrete Co ltd
Current assignee: Foshan Xinlihai Concrete Co ltd
Priority date: 2021-06-12
Filing date: 2021-06-12
Publication date: 2021-12-07
Anticipated expiration: 2031-06-12

Abstract

The utility model provides a device for testing the water permeability of an underwater environment applied to C30 concrete, which comprises a testing water tank, a piston, a driving assembly, a collecting bottle, an automatic water replenishing assembly and a water supply pipe; the concrete sample that awaits measuring is placed in album of books number water tank inner chamber, drive assembly drive piston level is placed at a certain high position in test water tank inner chamber, the piston, test water tank inner wall and the concrete sample that awaits measuring constitute a confined space, automatic water supply subassembly provides the clear water through the delivery pipe in to the test water tank inner chamber, be used for waiting to detect the concrete sample that is arranged in the test water tank inner chamber and carry out the water permeability to detect, along with the clear water in the test water tank leaks in the receiving flask of examination concrete sample to the bottom through awaiting measuring, because the delivery pipe is linked together with automatic water supply subassembly, therefore automatic water supply subassembly can supply the clear water to the test water tank in time, avoid the clear water in the traditional testing arrangement inner chamber because the infiltration can't supply lead to the problem that water pressure reduces gradually.

Description

Be applied to underwater environment water permeability testing arrangement of C30 concrete

Technical Field

The utility model relates to a concrete water permeability test equipment technical field, in particular to be applied to environment water permeability testing arrangement under water of C30 concrete.

Background

The common concrete is artificial stone which is prepared by taking cement as a main cementing material, mixing with water, sand and stones according to a proper proportion, uniformly stirring, densely forming, maintaining and hardening. The strength of the common concrete is divided into a plurality of grades such as C30, C35, C40 and the like according to the grade.

The concrete is required to be sampled after being solidified and formed so as to detect the water permeability of the concrete, and the water permeability of a building constructed by the concrete material is prevented from being poor. When traditional concrete water permeability is detected, generally in fixed sealed container, wait to detect concrete sample top and be provided with clear water, place a period of time after, measure the clear water capacity through waiting to detect concrete sample infiltration, and then the evaluation waits to detect the water permeability of concrete sample. In the above detection mode in the prior art, on one hand, the volume of the clear water contained in the container is constant due to the fixed volume of the measuring container, and the performance test of the water permeability of the concrete under different pressures cannot be measured; on the other hand, in the test process, the water pressure in the container is gradually reduced due to the continuous permeation of clear water, so that the water pressure of the concrete sample to be tested is unstable, and the water permeability test result of the concrete sample is influenced.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a be applied to environment water permeability testing arrangement under water of C30 concrete, test hydraulic stability when this testing arrangement can guarantee the test can adjust simultaneously and test under the different water pressure.

In order to achieve the purpose, the utility model provides an underwater environment water permeability testing device applied to C30 concrete, which comprises a testing water tank, wherein the upper end and the lower end of the testing water tank are open; the piston is horizontally arranged in the inner cavity of the test water tank, and the piston and the inner wall of the test water tank form movable connection in the vertical direction; the driving assembly is connected with the piston and is used for driving the piston to vertically lift and move; the collecting bottle is detachably and fixedly arranged at the lower end of the test water tank, and the outer surface of the collecting bottle is provided with scale marks; an automatic water replenishing assembly; and one end of the water supply pipe is connected with the automatic water replenishing assembly, and the other end of the water supply pipe is communicated with the inner cavity of the test water tank and is used for automatically replenishing water to the inner cavity of the test water tank.

Preferably, the testing device further comprises an end cover, the end cover is installed at the upper end of the testing water tank in a threaded fastening mode, and the piston vertically penetrates through the end cover through a sliding bearing arranged on the piston.

Preferably, the lower end of the test water tank is provided with a step part which is contracted towards the center, and the end face of the step part is provided with a sealing gasket.

Preferably, the automatic water replenishing assembly comprises a water tank and a ball float valve installed in the water tank, wherein the water tank is connected with an external water source, and the water supply pipe is communicated with the inner cavity of the water tank.

Preferably, the outer surface of the test water tank is provided with a scale mark for measuring the height of the water level.

Preferably, the driving assembly is a driving cylinder.

Preferably, the collecting bottle is mounted at the lower end of the test water tank by screw fastening provided.

The utility model discloses technical scheme prior art has following advantage relatively:

the underwater environment water permeability testing device applied to the C30 concrete of the technical proposal of the utility model is provided with a testing water tank, a piston, a driving component, a collecting bottle, an automatic water replenishing component and a water supply pipe, wherein a concrete sample to be tested is placed in an inner cavity of the volume water tank, the driving component drives the piston to be horizontally placed at a certain height position of the inner cavity of the testing water tank, the piston, the inner wall of the testing water tank and the concrete sample to be tested form a closed space, the automatic water replenishing component provides clear water into the inner cavity of the testing water tank through the water supply pipe for carrying out water permeability detection on the concrete sample to be tested in the inner cavity of the testing water tank, the clear water in the testing water tank leaks into the collecting bottle at the bottom end through the concrete sample to be tested, and the water supply pipe is communicated with the automatic water replenishing component, so that the automatic water replenishing component can replenish clear water into the testing water tank in time, the problem that the water pressure is gradually reduced because the clear water in the inner cavity of the traditional testing device cannot be supplemented due to permeation is solved; meanwhile, the water pressure of the concrete to be detected can be adjusted through different height positions of the piston in the inner cavity of the test water tank.

The utility model discloses technical scheme's testing arrangement is provided with the step portion that contracts to the center through testing the water tank lower extreme, is provided with sealed the pad on the step portion terminal surface, and the bottom of the concrete sample that awaits measuring is placed on step portion through sealed the pad, and the setting of sealed pad can be so that the leakproofness of the bottom of the concrete sample that awaits measuring obtains guaranteeing, prevents that the clear water from revealing in the receiving flask to the below, influences the test result.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an underwater environment water permeability testing device applied to C30 concrete in an embodiment of the present application.

Fig. 2 is a schematic structural diagram (the piston is in another working position) of the underwater environment water permeability testing device applied to the C30 concrete in the embodiment of the application.

Fig. 3 is a schematic view of the operation state of the underwater environment water permeability testing device applied to C30 concrete in the embodiment of the present application.

In the figure: 1-water tank, 2-ball float valve, 3-water supply pipe, 4-driving component, 5-end cover, 6-piston, 7-testing water tank, 8-graduation line, 9-concrete sample to be tested, 10-sealing gasket, 11-step part and 12-collecting bottle.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 2, fig. 1 is a schematic structural diagram of an underwater environment water permeability testing device applied to C30 concrete in an embodiment of the present application; fig. 2 is a schematic structural diagram of the underwater environment water permeability testing device applied to the C30 concrete in the embodiment of the application (the piston 6 is in another working position). The embodiment of the application provides an underwater environment water permeability testing arrangement for C30 concrete, including test water tank 7, piston 6, drive assembly 4, receiving flask 12, automatic water supply subassembly and delivery pipe 3.

Test water tank 7 in the embodiment of this application upper and lower both ends are the opening, and 6 levels of piston set up in test water tank 7 inner chamber, and piston 6 constitutes the swing joint of vertical direction with test water tank 7 inner wall. The driving assembly 4 (illustratively, the driving assembly 4 is a driving cylinder) is connected with the piston 6, and is used for driving the piston 6 to move vertically up and down. The detachable fastening of receiving flask 12 is installed at test water tank 7 lower extreme (exemplarily, for example, receiving flask 12 is installed at the lower extreme of test water tank 7 through the screw fastening that is provided with), and receiving flask 12 surface is provided with the scale mark for the clear water capacity of demonstration collection provides data for subsequent concrete sample water permeability that awaits measuring detects. One end of the water supply pipe 3 is connected with the automatic water replenishing assembly, and the other end of the water supply pipe is communicated with the inner cavity of the test water tank 7 and is used for automatically replenishing water to the inner cavity of the test water tank 7.

Referring to fig. 3, fig. 3 is a schematic view illustrating an operation state of the underwater environment water permeability testing device applied to C30 concrete according to the embodiment of the present application. During detection, a concrete sample 9 to be tested is placed in an inner cavity of a water tank, a driving assembly 4 drives a piston 6 to be horizontally placed at a certain height position of the inner cavity of a testing water tank 7, the piston 6, the inner wall of the testing water tank 7 and the concrete sample 9 to be tested form a closed space, an automatic water replenishing assembly supplies clean water to the inner cavity of the testing water tank 7 through a water supply pipe 3 and is used for carrying out water permeability detection on the concrete sample to be tested in the inner cavity of the testing water tank 7, and the clean water in the testing water tank 7 leaks into a collecting bottle 12 at the bottom end through the concrete sample 9 to be tested, and the water supply pipe 3 is communicated with the automatic water replenishing assembly, so that the automatic water replenishing assembly can replenish clean water into the testing water tank 7 in time, and the problem that the water pressure is gradually reduced due to the fact that the clean water in the inner cavity of a traditional testing device cannot be replenished due to permeation is solved; meanwhile, the water pressure of the concrete to be detected can be adjusted through different height positions of the piston 6 in the inner cavity of the test water tank 7.

The testing device in the embodiment of the application further comprises an end cover 5, the end cover 5 is installed at the upper end of the testing water tank 7 in a threaded fastening mode, and the piston 6 vertically penetrates through the end cover 5 through the arranged sliding bearing. In some embodiments of the present application, the lower end of the test water tank 7 is provided with a step portion 11 which is contracted towards the center, and the end face of the step portion 11 is provided with a sealing gasket 10. The bottom of the concrete sample 9 to be tested is placed on the step part 11 through the sealing gasket 10, and the sealing gasket 10 is arranged, so that the sealing performance of the bottom of the concrete sample 9 to be tested can be guaranteed, and the clear water is prevented from leaking into the collecting bottle 12 below to influence the test result.

In the embodiment of the present application, the automatic water replenishing assembly includes a water tank 1 and a ball float valve 2 installed in the water tank 1, wherein the water tank 1 is connected to an external water source, and a water supply pipe 3 is communicated with an inner cavity of the water tank 1.

In order to be able to measure the clear water volume in the test water tank 7, in the embodiment of the present application, the outer surface of the test water tank 7 is provided with a scale mark 8 for measuring the water level. By providing the scale marks 8, the clear water capacity in the test water tank 7 can be known during the test.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The underwater environment water permeability testing device applied to the C30 concrete is characterized by comprising a testing water tank, wherein the upper end and the lower end of the testing water tank are opened; the piston is horizontally arranged in the inner cavity of the test water tank, and the piston and the inner wall of the test water tank form movable connection in the vertical direction; the driving assembly is connected with the piston and is used for driving the piston to vertically lift and move; the collecting bottle is detachably and fixedly arranged at the lower end of the test water tank, and the outer surface of the collecting bottle is provided with scale marks; an automatic water replenishing assembly; and one end of the water supply pipe is connected with the automatic water replenishing assembly, and the other end of the water supply pipe is communicated with the inner cavity of the test water tank and is used for automatically replenishing water to the inner cavity of the test water tank.

2. An underwater environment permeability testing device applied to C30 concrete according to claim 1, further comprising an end cap, wherein the end cap is screwed and tightly installed on the upper end of the testing water tank, and the piston vertically penetrates through the end cap through a sliding bearing.

3. The underwater environment permeability testing device applied to the C30 concrete of claim 2, wherein the lower end of the testing water tank is provided with a step part which is contracted towards the center, and the end face of the step part is provided with a sealing gasket.

4. The apparatus of claim 3, wherein the automatic water refill assembly comprises a water tank and a ball float valve installed in the water tank, wherein the water tank is connected to an external water source, and the water supply pipe is communicated with the inner cavity of the water tank.

5. An underwater environment permeability testing device applied to C30 concrete according to claim 4, wherein the outer surface of the test water tank is provided with a graduation line for measuring the height of water level.

6. An underwater environment permeability testing device applied to C30 concrete according to claim 5, wherein the driving assembly is a driving cylinder.

7. An underwater environment permeability testing device applied to C30 concrete according to claim 6, wherein the collecting bottle is installed at the lower end of the testing water tank by screw fastening provided.