CN214040236U

CN214040236U - Open-air ground water level monitoring devices

Info

Publication number: CN214040236U
Application number: CN202120360410.2U
Authority: CN
Inventors: 胡春杰; 丁馨曾; 嵇海祥; 杨溯; 张杨勇; 耿彬彬; 刘伟; 顾凯; 郁婷; 邹巍; 王江燕; 王键键; 束庆林
Original assignee: Jiangsu Naiwch Cooperation; Nanjing Institute Of Hydrologic Automation Ministry Of Water Resources
Current assignee: Jiangsu Naiwch Cooperation; Nanjing Institute Of Hydrologic Automation Ministry Of Water Resources; Nanjing Water Conservancy and Hydrology Automatization Institute Ministry of Water Resources
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-08-24
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses a field underground water level monitoring device, which comprises a protection cylinder, a well wall pipe and a pressure water level device; the well wall pipe extends into the ground, and the protection cylinder is arranged on the ground above the well wall pipe and covers the pipe orifice of the well wall; the pressure water level device is arranged in the well wall pipe, an interlayer is arranged in the protection cylinder, a control box is hung on the inner wall of the protection cylinder and is positioned above the interlayer, and an RTU, a lithium battery and a wireless communication module are arranged in the control box; a humidity sensor is also arranged in the protection barrel, a vent is arranged on the wall of the protection barrel, and an exhaust fan is arranged in the vent. The utility model effectively prevents the monitoring equipment from being damaged due to the damp of underground water vapor by arranging the interlayer, and can start to exhaust air and remove moisture when the humidity is too high by adopting the arrangement of the humidity sensor and the exhaust fan; the air inlet hole is arranged to ensure that the exhaust fan can exhaust air more smoothly; the water outlet is provided with a lower layer seepage water which can discharge the protective cylinder. The utility model discloses overall structure easy dismounting, and easy operation, can be corrosion-resistant.

Description

Open-air ground water level monitoring devices

Technical Field

The utility model belongs to groundwater monitoring field, concretely relates to open-air ground water level monitoring devices.

Background

The underground water is an important component of water resources, is an important water supply source in China and is also an important factor for maintaining good ecological environment. Therefore, the dynamic change condition of the underground water level can be mastered in time, and the method has important significance for ensuring the safety of an ecological environment system and the sustainable utilization of underground water. This puts a further demand on the accurate development of on-line groundwater level monitoring devices.

At present, the underground water level change is monitored in a remote real-time wireless mode, monitoring equipment is arranged above underground water for a long time, and therefore related components are prone to damage due to moisture, and the service life of the components is prolonged. In addition, the underground water level monitoring device has the problems of low automation degree, poor corrosion resistance, easy blockage of the bottom end of the water collecting well and the like. Many problems lead to the fact that underground water bit lines cannot be monitored in time, and the effect of accurate early warning and forecasting cannot be achieved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an open-air ground water level monitoring devices, the dismouting is simple, corrosion resistance is good.

In order to achieve the above purpose, the utility model provides a following technical scheme:

1. a field underground water level monitoring device comprises a protection cylinder, a well wall pipe and a pressure water level device; the well wall pipe extends into the ground, and the protection cylinder is arranged on the ground above the well wall pipe and covers the pipe orifice of the well wall; the pressure water level device is arranged in the well wall pipe and is immersed in water, an interlayer is arranged in the protection cylinder, a control box is hung on the inner wall of the protection cylinder and is positioned above the interlayer, and an RTU, a lithium battery and a wireless communication module are arranged in the control box; the lithium battery supplies power to the RTU, and the RTU is connected with the wireless communication module; the top of the protective cylinder is provided with a protective cylinder cover; a humidity sensor is also arranged in the protective cylinder, a vent is arranged on the wall of the protective cylinder, an exhaust fan is arranged in the vent, and the humidity sensor and the exhaust fan are both connected with the RTU; and an air inlet hole is formed in the protection cylinder.

Furthermore, a rotating shaft is arranged at the top of the protection cylinder, and one end of the protection cylinder cover is rotatably connected with the rotating shaft.

Furthermore, the other end of the protective cylinder cover is locked and fixed with the anti-theft lock.

Furthermore, an air inlet hole is further formed in the side wall of the protection cylinder.

Furthermore, a water outlet is formed in the side wall of the protection cylinder.

Furthermore, the wireless communication module comprises one or more of a GSM module, a 4G module and a Beidou satellite terminal.

Furthermore, the surfaces of the protection cylinder and the well wall pipe are coated with anti-corrosion layers.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model effectively prevents the monitoring equipment from being damaged due to the damp of underground water vapor by arranging the interlayer, and can start to exhaust air and remove moisture when the humidity is too high by adopting the arrangement of the humidity sensor and the exhaust fan; the air inlet hole is arranged to ensure that the exhaust fan can exhaust air more smoothly; the water outlet is provided with a lower layer seepage water which can discharge the protective cylinder. The utility model discloses overall structure easy dismounting, and easy operation, can be corrosion-resistant.

Drawings

Fig. 1 is the utility model provides a field ground water level monitoring devices schematic structure.

Fig. 2 is a view showing a design of a vent and a fan, in which the vent is shown in a sectional view.

Fig. 3 is a schematic diagram of the connection of the electronic components in the present invention.

Description of reference numerals:

1-protective cylinder, 2-well wall pipe, 3-pressure water level sensor, 4-interlayer, 5-protective cylinder cover, 6-rotating shaft, 7-anti-theft lock, 8-ventilation opening, 801-gap, 802-rain-shielding eave, 9-exhaust fan, 10-humidity sensor, 11-drainage opening, 12-foundation, 13-water-stop layer, 14-control box and 15-air inlet.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component. The utility model discloses what point to "connect", not only include the lug connection, still include electricity connection, data connection to cover various conventional wired and wireless connection modes.

As shown in fig. 1, the field groundwater level monitoring device provided by the embodiment includes a protection cylinder 1, a casing pipe 2, and a pressure water level sensor 3. Wherein the well wall pipe 2 is located underground, and there is groundwater in the pipe, and pressure water level ware 3 sets up in the well wall pipe, submergence in aqueous for monitor water level. The pipe diameter of the protection cylinder 1 is larger than that of the well wall pipe, and the pipe orifice of the well wall pipe 2 can be covered. In this example, the height of the protective cylinder is 700mm, and the diameter of the cylinder bottom is 400 mm; the casing tube has a diameter of about 200 mm. The surfaces of the protective cylinder and the well wall pipe are coated with anticorrosive coatings. The foundation 12 is poured on the periphery of the casing pipe close to the ground, the position of the casing pipe can be fixed, the waterproof layer 13 is arranged on the periphery of the casing pipe below the foundation, and the underground water reverse osmosis can be prevented by adopting semi-dry clay balls.

The inner wall of the protection cylinder 1 is hung with a control box 14, and in order to protect components in the box, an interlayer 4 is arranged in the protection cylinder 1, and the control box is positioned above the interlayer. The interlayer has a certain height, so that the underground water vapor and moisture monitoring equipment can be prevented; and the groundwater refluxes can be prevented, so that the equipment is submerged. The wall of the protection barrel is provided with a water outlet 11, and when groundwater refluxes, water entering the protection barrel can be discharged from the water outlet. The water outlet is close to the bottom of the cylinder wall to obtain better water drainage effect. An RTU, a lithium battery and a wireless communication module are arranged in the control box, the lithium battery supplies power to the RTU, and the RTU is connected with the wireless communication module and used for transmitting data; the wireless communication module can adopt one or more of a GSM module, a 4G module and a Beidou satellite terminal. The RTU is connected with the pressure water level sensor through a lead, and a through hole is formed in the interlayer for threading. On the basis of allowing the lead to pass through, the aperture of the through hole is smaller as much as possible so as to ensure the moisture-proof effect of the interlayer. A protective barrel cover 5 is arranged above the protective barrel 1, and the protective barrel cover 5 is connected with the protective barrel through a rotating shaft 6. Specifically, a rotating shaft is fixed on one side of the protection cylinder, and one end of the protection cylinder cover is rotatably connected with the rotating shaft. The other end of the cylinder cover is locked and fixed with the anti-theft lock 7; conveniently open protection cover maintenance of equipment and security height. The anti-theft lock structure can adopt a commercially available lockset.

In order to keep the upper part of the interlayer in the protective barrel dry, a vent 8 is arranged above the interlayer of the wall of the protective barrel, so that dehumidification is facilitated; the vent department is provided with exhaust fan 9, sets up humidity transducer 10 simultaneously above the interlayer, and humidity transducer, exhaust fan are connected with the RTU. The cross section of the vent is shown in fig. 2, and the vent comprises a plurality of obliquely arranged gaps 801 and a rain sheltering eave 802 arranged at the top of the vent, and the structure can prevent rainwater from entering the protective barrel while ventilating. An air inlet hole 15 can be further arranged on the side wall of the protective cylinder, so that air is smooth when air is exhausted. The air inlet holes can also be designed to be rainproof by referring to the air vent holes, and further description is omitted in the embodiment.

The water level sensor, the RTU, the lithium battery, the humidity sensor, the wireless communication module and the exhaust fan are conventional elements and can adopt the types which are commonly used in the industry.

When the field underground water level monitoring device is used, the well wall pipe 2 is firstly installed, the pressure water level sensor 3 is placed, the protection barrel 1 is arranged above the well wall pipe 2, the bottom of the protection barrel can be poured by cement, and the water outlet is higher than the cement top surface. An interlayer in the protection cylinder is installed, a cable of the pressure water level sensor 3 penetrates out of the upper layer of the protection cylinder through the through hole, and the cable is connected into a control box on the upper portion of the interlayer. And a humidity sensor and an exhaust fan are installed and debugged. In daily use, data collected by the pressure water level sensor 3 are remotely transmitted through the RTU. Humidity sensor monitoring protection section of thick bamboo in humidity data and transmission to RTU, when humidity exceeded the threshold value, RTU control exhaust fan work until humidity drops to suitable scope.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. The utility model provides an open-air ground water level monitoring devices which characterized in that: comprises a protective cylinder (1), a well wall pipe (2) and a pressure water level device (3); the well wall pipe (2) extends into the ground, and the protective cylinder (1) is arranged on the ground above the well wall pipe and covers the pipe orifice of the well wall; the pressure water level device is arranged in a well wall pipe and is immersed in water, an interlayer (4) is arranged in the protective cylinder (1), a control box (14) is hung on the inner wall of the protective cylinder (1), the control box (14) is positioned above the interlayer (4), and an RTU, a lithium battery and a wireless communication module are arranged in the control box (14); the lithium battery supplies power to the RTU, and the RTU is connected with the wireless communication module; the top of the protective cylinder (1) is provided with a protective cylinder cover (5); a humidity sensor (10) is also arranged in the protective barrel (1), a ventilation opening (8) is arranged on the barrel wall of the protective barrel (1), an exhaust fan (9) is arranged in the ventilation opening (8), and the humidity sensor (10) and the exhaust fan (9) are both connected with an RTU; an air inlet hole (15) is formed in the protection cylinder (1).

2. The field groundwater level monitoring device as claimed in claim 1, wherein: the top of the protection cylinder (1) is provided with a rotating shaft (6), and one end of the protection cylinder cover (5) is rotatably connected with the rotating shaft (6).

3. The field groundwater level monitoring device as claimed in claim 2, wherein: the other end of the protective cylinder cover (5) is locked and fixed with the anti-theft lock (7).

4. The field groundwater level monitoring device as claimed in claim 1, wherein: the side wall of the protection cylinder (1) is also provided with an air inlet hole (15).

5. The field groundwater level monitoring device as claimed in claim 1, wherein: the height of the protection cylinder (1) is 700mm, the diameter of the cylinder bottom is 400mm, and a water outlet (11) is formed in the side wall.

6. The field groundwater level monitoring device as claimed in claim 1, wherein: the wireless communication module comprises one or more of a GSM module, a 4G module and a Beidou satellite terminal.

7. The field groundwater level monitoring device as claimed in claim 1, wherein: and the surfaces of the protective barrel (1) and the well wall pipe (2) are coated with anti-corrosion layers.