Environmental simulation test device for concrete performance test

What is AI technical title?
AI technical title is built by Patsnap AI team. It summarizes the technical point description of the patent document.
By designing an environmental simulation test device for concrete performance testing, including air pressure adjustment and cyclic scouring systems, the problem of difficult testing of concrete scouring performance in high-altitude, rainy and snowy areas has been solved, and accurate simulation and testing of concrete properties in this area have been achieved.

CN222379521UActive Publication Date: 2025-01-21CHINA 19TH METALLURGICAL CORP CHENGDU CONSTR +1

View PDF 0 Cites 0 Cited by

Patent Information

Application Number: CN202420925583.8
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-04-29
Publication Date: 2025-01-21
Estimated Expiration: 2034-04-29

AI Technical Summary

Technical Problem

The prior art is difficult to effectively simulate and test the concrete erosion performance in high-altitude rainy and snowy areas, and cannot meet the performance requirements of concrete in this area under fluid erosion.

Method used

An environmental simulation test device is designed, which includes an air pressure adjustment system and a cyclic flushing system, which can simulate the low air pressure and fluid flushing environment in high-altitude, rainy and snowy areas. The fluid is transported to the sample through the inlet and outlet holes for flushing. .

Benefits of technology

It achieves effective testing of concrete erosion performance in high-altitude, rainy and snowy areas, can accurately simulate concrete performance changes under complex climate conditions, and reduces test costs.

✦ Generated by Eureka AI based on patent content.

Smart Images

Figure CN222379521U_ABST

Patent Text Reader

Abstract

The utility model relates to the technical field of concrete testing, in particular to an environment simulation testing device for concrete performance testing, which comprises an environment simulation box, the environment simulation box comprises a box body and a box door, the box door is connected to the right side of the box body, and a first sample placing plate is arranged in the box body. A first sample placing groove is formed in the first sample placing plate, the environment simulation box further comprises an air pressure adjusting system and a circulating washing system, the air pressure adjusting system can adjust air pressure in the environment simulation box according to test requirements, and the circulating washing system can convey fluid to the fluid inlet hole; fluid coming out of the fluid inlet hole can scour a sample placed in the first sample placing groove, so that the environment simulation test device can complete the test of the scouring performance of the concrete in the high-altitude rainy and snowy areas, and the test of the scouring performance of the concrete in the high-altitude rainy and snowy areas is ensured.

Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of concrete testing, in particular to an environmental simulation test device for concrete performance testing. Background Art

[0002] In order to determine the performance of concrete, it is necessary to conduct an environmental simulation test for concrete performance testing. Currently, the environmental simulation test for concrete performance testing is usually aimed at simulating the service environment of hardened concrete in high-altitude areas with strong ultraviolet rays and large temperature differences between dry and cold regions. For some high-altitude rainy and snowy areas, these areas are mostly low-pressure, plateau climates with distinct dry and rainy seasons. The concrete used in these areas is often eroded by fluids (water flows in the rainy season and solutions containing snow-melting agents in winter). Therefore, there is an urgent need for an environmental simulation test device that can complete concrete performance tests in high-altitude rainy and snowy areas. Utility Model Content

[0003] The technical problem solved by the utility model is to provide an environmental simulation test device for concrete performance testing, wherein the test device can complete the test of concrete scouring performance in high-altitude rainy and snowy areas.

[0004] The technical solution adopted by the utility model to solve the technical problem is: an environmental simulation test device for concrete performance testing, comprising an environmental simulation box, the environmental simulation box comprising a box body and a box door, the box door is connected and arranged on the right side of the box body, a first sample placement plate is arranged in the box body, a first sample placement slot is arranged in the first sample placement plate, and also comprises an air pressure regulating system and a circulating flushing system, and the air pressure regulating system is arranged on the box door;

[0005] The left side wall of the box body is provided with a fluid inlet hole and a fluid outlet hole, the first sample placement plate is connected and arranged at the middle of the inner side of the left side wall of the box body, the fluid inlet hole is located on the upper side of the first sample placement plate, and the fluid outlet hole is located at the lowest point of the left side wall of the box body, and the circulation flushing system includes a power storage fluid storage component, a fluid inlet pipe and a fluid outlet pipe, one end of the fluid inlet pipe is connected to the fluid outlet hole, the other end of the fluid inlet pipe is connected to the power storage fluid storage component, one end of the fluid outlet pipe is connected to the power storage fluid storage component, and the other end of the fluid outlet pipe is connected to the fluid inlet hole;

[0006] The fluid flowing out of the fluid inlet hole can flush the sample placed in the first sample placement groove.

[0007] Furthermore, control valves are respectively provided on the fluid inlet pipe and the fluid outlet pipe.

[0008] Furthermore, the first sample placement plate is arranged at an angle, and the inclined upper end of the first sample placement plate is connected to the inner side of the left side wall of the box body.

[0009] Furthermore, it also includes a second sample placement plate, in which a second sample placement groove is arranged, the second sample placement plate is connected to the inner side of the left side wall of the box body, and the second sample placement plate is located between the fluid outlet and the first sample placement plate.

[0010] Furthermore, a flow guide plate is provided on the inner side of the bottom of the box body, and a flow guide groove is provided on the upper surface of the flow guide plate. The flow guide groove is inclined, and the inclined upper end of the flow guide groove is located on the right side of the box body, and the inclined lower end of the flow guide groove is located on the left side of the box body, and the side wall of the flow guide groove is an inclined slope.

[0011] Furthermore, the inner surface of the box body, the inner surface of the box door, the surface of the first sample placement plate, the surface of the second sample placement plate and the surface of the flow guide plate are all provided with a waterproof and anti-corrosion protective layer.

[0012] Furthermore, an air inlet and an air outlet are arranged in the box body, and also includes an air supply and humidity control system, which is connected to the air inlet and the air outlet.

[0013] Furthermore, a temperature control system is provided in the box.

[0014] Furthermore, an ultraviolet emitting system is arranged on the inner side of the top of the box.

[0015] Furthermore, a real-time monitoring system is arranged in the box.

[0016] The beneficial effects of the utility model are as follows: by providing an air pressure regulating system and a circulating flushing system, the air pressure regulating system can adjust the air pressure in the environmental simulation box according to the requirements of the test, and the circulating flushing system can transport the fluid to the fluid inlet hole, and the fluid coming out of the fluid inlet hole can flush the sample placed in the first sample placement groove, so that the environmental simulation test device can complete the test of the concrete flushing performance in high-altitude rainy and snowy areas, and ensure the test of the concrete flushing performance in high-altitude rainy and snowy areas; the environmental simulation test device of the utility model is also provided with an air supply and humidity control system, a temperature control system and an ultraviolet emission system, which can accurately simulate the environment of high cold with large temperature difference, low air pressure, dry and windy and high ultraviolet radiation, and each system is relatively independent, and can be targetedly set according to the purpose of the test and accurately and quantitatively analyze the influence of a single factor or a coupling of multiple factors on the performance of concrete. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view schematic diagram of the utility model;

[0018] Figure 2 It is a side view schematic diagram of the utility model;

[0019] Marked as: box body 1, air inlet 11, air outlet 12, box door 2, first sample placement plate 3, first sample placement slot 31, air pressure regulating system 4, power storage fluid storage component 51, fluid inlet pipe 52, fluid outlet pipe 53, second sample placement plate 6, flow guide plate 7, temperature control system 8, ultraviolet emission system 9, real-time monitoring system 10, air supply and humidity control system 13. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0021] The following refers to the location Figure 1 The position of each component in the figure is taken as the reference.

[0022] like Figure 1 and Figure 2 As shown, the environmental simulation test device for concrete performance testing of the utility model comprises an environmental simulation box, the environmental simulation box comprises a box body 1 and a box door 2, the box door 2 is connected and arranged on the right side of the box body 1, a first sample placement plate 3 is arranged in the box body 1, a first sample placement groove 31 is arranged in the first sample placement plate 3, and also comprises an air pressure regulating system 4 and a circulation flushing system, and the air pressure regulating system 4 is arranged on the box door 2;

[0023] A fluid inlet hole and a fluid outlet hole are provided on the left side wall of the box body 1, the first sample placement plate 3 is connected and arranged in the middle of the inner side of the left side wall of the box body 1, the fluid inlet hole is located on the upper side of the first sample placement plate 3, and the fluid outlet hole is located at the lowest point of the left side wall of the box body 1, and the circulation flushing system includes a power storage fluid storage component 51, a fluid inlet pipe 52 and a fluid outlet pipe 53, one end of the fluid inlet pipe 52 is connected to the fluid inlet hole, the other end of the fluid inlet pipe 52 is connected to the power storage fluid storage component 51, one end of the fluid outlet pipe 53 is connected to the power storage fluid storage component 51, and the other end of the fluid outlet pipe 53 is connected to the fluid inlet hole;

[0024] The fluid flowing out of the fluid inlet hole can flush the sample placed in the first sample placement groove 31 .

[0025] The air pressure regulating system 4 can adjust the air pressure in the environmental simulation box according to the requirements of the test. The circulating flushing system can transport the fluid to the fluid inlet hole. The fluid coming out of the fluid inlet hole can flush the sample placed in the first sample placement groove 31, thereby realizing that the environmental simulation test device can complete the test of the concrete flushing performance in high-altitude rainy and snowy areas, and ensure the test of the concrete flushing performance in high-altitude rainy and snowy areas.

[0026] The fluid is usually water in the rainy season and a solution containing snowmelt in winter, or a chemical solution. The circulating flushing system can not only flush the sample, but also reuse the fluid, effectively reducing the test cost. The power storage fluid storage component 51 is composed of a fluid storage device and a fluid extraction device, which increases the power and storage space for fluid transportation. In order to more conveniently control the flow rate of the fluid, control valves are respectively provided on the fluid inlet pipe 52 and the fluid outlet pipe 53.

[0027] In order to facilitate the placement of the sample and the flushing of the sample by the circulating flushing system, Figure 1 As shown, the first sample placement plate 3 is tilted, and the tilted upper end of the first sample placement plate 3 is connected to the inner side of the left side wall of the box body 1. The tilt angle of the first sample placement plate 3 is preferably between 5° and 15°.

[0028] In order to complete the fluid immersion test of the concrete sample, the utility model is further provided with a second sample placement plate 6, in which a second sample placement groove is provided, and the second sample placement plate 6 is connected and arranged on the inner side of the left side wall of the box body 1, and the second sample placement plate 6 is located between the fluid outlet hole and the first sample placement plate 3. The installation position of the second sample placement plate 6 is slightly higher than the bottom of the box body 1, and when the fluid of the circulating flushing system or the fluid for the immersion test accumulates at the bottom of the box body 1, the sample in the second sample placement groove is immersed in the fluid, and the immersion test is performed on the sample.

[0029] The circulation process of the fluid in the circulation flushing system is as follows: the fluid of the power storage fluid storage component 51 is flushed through the fluid outlet pipe 53, the fluid inlet hole, the box 1, and then enters the power storage fluid storage component 51 again through the bottom of the box, the fluid outlet hole, and the fluid inlet pipe 52. In order to facilitate the use of the circulation flushing system, the fluid is easy to flow back from the bottom of the box to the power storage fluid storage component 51, and then Figure 1 , Figure 2 As shown, a flow guide plate 7 is provided on the inner side of the bottom of the box body 1, and a flow guide groove is provided on the upper surface of the flow guide plate 7. The flow guide groove is inclined, and the inclined upper end of the flow guide groove is located on the right side of the box body 1, and the inclined lower end of the flow guide groove is located on the left side of the box body 1, and the side wall of the flow guide groove is an inclined slope, that is, the right side wall of the flow guide plate 7 is higher on the left side, and the front and rear sides are higher than the middle.

[0030] Fluids are sometimes corrosive. In order to increase the service life of the environmental simulation test device, the inner surface of the box body 1, the inner surface of the box door 2, the surface of the first sample placement plate 3, the surface of the second sample placement plate 6 and the surface of the flow guide plate 7 are all provided with a waterproof and anti-corrosion protective layer.

[0031] In order to enable the environmental simulation test device of the present invention to accurately simulate an environment of high cold, large temperature difference, low air pressure, dryness, windiness and high ultraviolet radiation, the box 1 of the present invention is provided with an air inlet 11 and an air outlet 12, and also includes an air supply and humidity control system 13, which is connected to the air inlet 11 and the air outlet 12; a temperature control system 8 is provided in the box 1; and an ultraviolet emission system 9 is provided on the top inner side of the box 1.

[0032] In order to monitor the changes of the sample, a real-time monitoring system 10 is provided in the box 1 .

[0033] In summary, the environmental simulation test device of the utility model can test the scouring performance of concrete in high-altitude rainy and snowy areas. It is also equipped with an air supply and humidity control system 13, a temperature control system 8 and an ultraviolet emission system 9, which can accurately simulate the environment of high altitude, large temperature difference, low pressure, dryness, wind and high ultraviolet radiation. Moreover, each system is relatively independent and can be set up in a targeted manner according to the purpose of the test and accurately and quantitatively analyze the influence of a single factor or the coupling of multiple factors on the performance of concrete.

Claims

1. An environmental simulation test device for concrete performance testing, comprising an environmental simulation box, the environmental simulation box comprising a box body (1) and a box door (2), the box door (2) being connected and arranged on the right side of the box body (1), a first sample placement plate (3) being arranged in the box body (1), a first sample placement groove (31) being arranged in the first sample placement plate (3), and the characteristics are: It also includes an air pressure regulating system (4) and a circulating flushing system, wherein the air pressure regulating system (4) is arranged on the box door (2); A fluid inlet hole and a fluid outlet hole are provided on the left side wall of the box body (1); a first sample placement plate (3) is connected and arranged in the middle of the inner side of the left side wall of the box body (1); the fluid inlet hole is located on the upper side of the first sample placement plate (3); and the fluid outlet hole is located at the lowest point of the left side wall of the box body (1); the circulating flushing system comprises a power storage fluid storage component (51), a fluid inlet pipe (52) and a fluid outlet pipe (53); one end of the fluid inlet pipe (52) is connected to the fluid outlet hole, the other end of the fluid inlet pipe (52) is connected to the power storage fluid storage component (51), one end of the fluid outlet pipe (53) is connected to the power storage fluid storage component (51), and the other end of the fluid outlet pipe (53) is connected to the fluid inlet hole; The fluid flowing out of the fluid inlet hole can flush the sample placed in the first sample placement groove (31).

2. The environmental simulation test device for concrete performance testing according to claim 1, characterized in that: The fluid inlet pipe (52) and the fluid outlet pipe (53) are respectively provided with control valves.

3. The environmental simulation test device for concrete performance testing according to claim 1, characterized in that: The first sample placement plate (3) is arranged obliquely, and the inclined upper end of the first sample placement plate (3) is connected to the inner side of the left side wall of the box body (1).

4. The environmental simulation test device for concrete performance testing according to claim 3, characterized in that: The second sample placement plate (6) is also included. A second sample placement groove is provided in the second sample placement plate (6). The second sample placement plate (6) is connected to the inner side of the left side wall of the box body (1), and the second sample placement plate (6) is located between the fluid outlet and the first sample placement plate (3).

5. The environmental simulation test device for concrete performance testing according to claim 4, characterized in that: A flow guide plate (7) is arranged on the inner side of the bottom of the box body (1), and a flow guide groove is arranged on the upper surface of the flow guide plate (7). The flow guide groove is arranged obliquely, and the inclined upper end of the flow guide groove is located on the right side of the box body (1), and the inclined lower end of the flow guide groove is located on the left side of the box body (1), and the side wall of the flow guide groove is an inclined slope.

6. The environmental simulation test device for concrete performance testing according to claim 5, characterized in that: The inner surface of the box body (1), the inner surface of the box door (2), the surface of the first sample placement plate (3), the surface of the second sample placement plate (6) and the surface of the flow guide plate (7) are all provided with a waterproof and anti-corrosion protective layer.

7. The environmental simulation test device for concrete performance testing according to claim 1, characterized in that: The box body (1) is provided with an air inlet (11) and an air outlet (12), and also includes an air supply and humidity control system (13), wherein the air supply and humidity control system (13) is connected to the air inlet (11) and the air outlet (12).

8. The environmental simulation test device for concrete performance testing according to claim 1, characterized in that: A temperature control system (8) is arranged in the box body (1).

9. The environmental simulation test device for concrete performance testing according to claim 1, characterized in that: An ultraviolet emitting system (9) is arranged on the inner side of the top of the box body (1).

10. The environmental simulation test device for concrete performance testing according to any one of claims 1 to 9, characterized in that: A real-time monitoring system (10) is arranged in the box (1).