CN209945638U

CN209945638U - Double-wall groove type anti-seepage monitoring system for structure

Info

Publication number: CN209945638U
Application number: CN201920775412.0U
Authority: CN
Inventors: 周家成; 周杰; 黄建章; 陈勇任
Original assignee: Sichuan Tianyi Petrochemical Engineering Co Ltd
Current assignee: Sichuan Tianyi Petrochemical Engineering Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-01-14
Anticipated expiration: 2029-05-27

Abstract

The utility model relates to a monitoring field, in particular to structure double-walled slot type prevention of seepage monitoring system. The utility model provides a structure double-walled slot type prevention of seepage monitoring system, through double-deck wall groove structure, set up between physics pool wall (wall groove) and the chemical fluid that is held, no matter take place to leak with the outer wall of chemical fluid contact or take place to leak with the inner wall of physics pool wall contact, the fluid of leaking all flows into the intermediate level earlier, is detected by the sensor that leaks hunting that sets up in the intermediate level, and its working property is reliable and stable, can realize the real-time supervision to the structure. Therefore, the user can find problems in the first time and take corresponding measures to maintain, so that the occurrence of large dangerous accidents is avoided, and the occurrence of the dangerous chemical fluid overflowing outside to pollute the environment is also avoided.

Description

Double-wall groove type anti-seepage monitoring system for structure

Technical Field

The utility model relates to a monitoring field, in particular to structure double-walled slot type prevention of seepage monitoring system.

Background

At present, special structures (pools, wells and ditches) are mostly used in petrochemical plants for storing and transporting chemical fluids such as petroleum, and once a characteristic structure is damaged, leakage occurs due to the characteristics of the chemical fluids, so that harm to the environment and even safety production accidents are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, provide a structure double-walled slot type prevention of seepage monitoring system that can realize that the structure seepage in service carries out the monitoring.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a double-wall trough type seepage-proofing monitoring system for a structure comprises a double-wall trough structure.

The double-walled tank structure includes an outer wall in direct contact with the contained chemical fluid and an inner wall in direct contact with the physical tank wall.

And an intermediate layer is arranged between the inner wall and the outer wall.

A plurality of leakage detection sensors are arranged in the middle layer, the leakage detection sensors adopt an infrared (optical) liquid identification principle, corresponding media are distinguished by utilizing the difference of refractive indexes and absorption rates of infrared rays in different media such as air, oil and water, and oil and water can be accurately identified.

The leakage detection sensors are all connected with a centralized control console. The centralized control console can be a PC or an intelligent device, in some embodiments, the centralized control console adopts a liquid crystal touch screen, can perform voice broadcast on the alarm state while displaying the alarm state in an image, monitors the leakage condition of the sewage pool for 24 hours, and comprises the centralized control console and a plurality of leakage detection sensorsThe device adopts series-parallel connection integrated wiring, for example, a 4X 1mm wire can be used in the field²The RVVP shielded cable connects all the sensors in series, only one cable is connected into the console, so that field personnel can conveniently install the equipment, and the wiring cost is reduced.

The application provides a double-deck cell wall structure sets up between physics pool wall (cell wall) and the chemical fluid that is held, no matter take place to leak with the outer wall of chemical fluid contact or take place to leak with the inner wall of physics pool wall contact, the fluid of leaking all flows into the intermediate level earlier, is detected by the sensor that leaks hunting that sets up in the intermediate level, thereby makes the user can find the problem the very first time, and carry out equipment maintenance, thereby the emergence of big dangerous accident has been avoided. Meanwhile, the dangerous chemical fluid is prevented from overflowing outside to pollute the environment.

Furthermore, the outer wall material is FRP glass fiber reinforced plastics, and the FRP glass fiber reinforced plastics cannot generate electrolytic corrosion with substances such as underground water, gasoline, diesel oil and the like.

Further, the thickness of the outer wall is more than 3.5mm, such as 4mm, 5mm and 10 mm.

Further, the inner wall material is reinforced glass fiber. The reinforced glass fiber layer has strong corrosion resistance and corrosion resistance.

Further, the thickness of the inner wall is 3.5mm or more, such as 4mm, 5mm, 10 mm.

Further, an intermediate medium is filled in the intermediate layer; the intermediate medium is 3D glass fiber fabric or isolated particles covered with a polyester film.

Further, the thickness of the middle layer is 3 mm-6 mm.

Further, the leakage detection sensors are uniformly distributed in the middle layer.

Further, a leakage detection sensor is arranged at the lowest point of the double-wall groove in each direction of the structure.

Further, the specific model of the leakage detection sensor is WT-SIM (can be designed and customized according to specific requirements), when the leakage detection sensor detects that leakage occurs, the flow direction and the flow rate of the leakage flow are sensed immediately, and whether the double layer leaks inwards or outwards is deduced.

In some embodiments, the monitoring system further comprises an alarm device, which may be one or more of an acoustic, optical, and vibration alarm device, disposed at the structure and/or at the remote control center, for alarming when the leak detection sensor detects the occurrence of the leak.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a structure double-walled slot type prevention of seepage monitoring system, through double-deck cell wall structure, the setting is between physics pool wall (cell wall) and the chemical fluid that is held, no matter take place to leak with the outer wall of chemical fluid contact or take place to leak with the inner wall of physics pool wall contact, the fluid of leaking all flows into the intermediate layer earlier, is detected by the sensor that leaks hunting that sets up in the intermediate layer, its working property is reliable and stable, branch of academic or vocational study realization is reported to the police to the real-time supervision of structure. Therefore, the user can find the problem in the first time and perform equipment maintenance, and the occurrence of large dangerous accidents is avoided. And the dangerous chemical fluid is prevented from overflowing to the outside to pollute the environment.

Drawings

FIG. 1 is a partial structure sectional view of a double-wall trough type anti-seepage monitoring system for a structure

The labels in the figure are: 1-inner wall, 2-outer wall, 3-middle layer, 4-physical pool wall.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. However, it should not be understood that the scope of the above-mentioned subject matter is limited to the following embodiments, and all the technologies realized based on the present invention are within the scope of the present invention.

Example 1: as shown in fig. 1, the present embodiment provides a double-walled trough-type monitoring system for structures, comprising a double-walled trough structure including an outer wall 1 in direct contact with a contained chemical fluid, and an inner wall 2 in direct contact with a physical tank wall 4; an intermediate layer 3 is arranged between the inner wall 2 and the outer wall 1; in the embodiment, the outer wall 1 is made of FRP (fiber reinforced Plastic) glass fiber reinforced plastics, and the FRP glass fiber reinforced plastics cannot generate electrolytic corrosion with substances such as underground water, gasoline, diesel oil and the like; the thickness of the outer wall 1 should be set above 3.5mm, such as 4mm, 5mm, 10 mm. The material of the inner wall 2 is reinforced glass fiber. The reinforced glass fiber layer has strong corrosion resistance and corrosion resistance; the thickness of the inner wall 2 is 3.5mm or more, such as 4mm, 5mm, 10 mm. The intermediate layer 3 is filled with an intermediate medium; the intermediate medium is 3D glass fiber fabric or isolated particles covered with a polyester film. The thickness of the middle layer 3 is 3 mm-6 mm. A plurality of leakage detection sensors (not shown in the figure) are arranged in the middle layer 3; the side leakage sensors are all connected with a centralized control console. The centralized control console adopts a liquid crystal touch screen, can display the alarm state in an image mode and simultaneously broadcast the alarm state in a voice mode, and monitors the leakage condition of the sewage pool within 24 hours. The double-layer groove wall structure is arranged between a physical tank wall (groove wall) and contained chemical fluid, and no matter the outer wall contacted with the chemical fluid leaks or the inner wall contacted with the physical tank wall leaks, the leaked fluid flows into the middle layer firstly and is detected by the side leakage sensor arranged in the middle layer, so that a user can find problems at the first time and carry out equipment maintenance, and the occurrence of large dangerous accidents is avoided. Meanwhile, the dangerous chemical fluid is prevented from overflowing outside to pollute the environment.

Preferably, the side leakage sensors are evenly distributed in the intermediate layer. The lowest point of the double-wall groove in each direction of the structure is provided with a leakage detection sensor, the specific model of the leakage detection sensor is WT-SIM (customized according to specific requirements), and when the leakage detection sensor detects leakage, the leakage detection sensor can immediately judge the flow direction and medium of the leakage, so that whether the inner wall 2 in the double-wall groove wall structure leaks or the outer wall 1 leaks is deduced.

In some embodiments, the monitoring system further comprises an alarm device, which may be one or more of an acoustic, optical, and vibration alarm device, disposed at the structure and/or at the remote control center, for performing an acoustic, optical, and vibration alarm when the leak detection sensor detects the occurrence of the leak.

Claims

1. A double-wall trough type seepage-proofing monitoring system for a structure is characterized by comprising a double-wall trough structure,

the double-walled trough structure comprises an outer wall in direct contact with the contained chemical fluid, and an inner wall in direct contact with the physical pool wall;

an intermediate layer is arranged between the inner wall and the outer wall;

a plurality of leakage detection sensors are arranged in the middle layer; the leakage detection sensors are all connected with a centralized control console.

2. A structure double-walled trough impermeable monitoring system as claimed in claim 1 wherein the outer wall material is FRP glass reinforced plastic.

3. A construction double-walled trough impermeable monitoring system as claimed in claim 2 wherein the outer wall thickness is 3.5mm or more.

4. A construction double-walled trough impermeable monitoring system as claimed in claim 1 wherein the inner wall material is reinforced fiberglass.

5. A structure double-walled trough impermeable monitoring system as claimed in claim 4 wherein the thickness of the inner wall is 3.5mm or more.

6. A structure double-walled trough impermeable monitoring system as claimed in claim 1 wherein the intermediate layer is filled with an intermediate medium; the intermediate medium is 3D glass fiber fabric or isolated particles covered with a polyester film.

7. A structure double-walled trough impermeable monitoring system as claimed in claim 1 wherein the thickness of the intermediate layer is 4mm to 30 mm.

8. The structure double-walled trough impermeable monitoring system of claim 1, wherein the leak detection sensors are evenly distributed in the intermediate layer.

9. A structure double walled trough impermeable monitoring system as claimed in claim 1 wherein a leak detection sensor is located at the lowest point of the double walled trough in each direction of the structure.

10. The construction double-walled trough impermeable monitoring system of claim 1, wherein the leak detection sensor is of WT-SIM type.