CN212207189U

CN212207189U - Rapid leakage positioning device for refuse landfill

Info

Publication number: CN212207189U
Application number: CN201922309109.4U
Authority: CN
Inventors: 刘军; 刘淦源; 戴昕; 郭燕; 蔡琳琳; 宫建瑞; 潘天骐; 赵慧慧
Original assignee: Nanjing Wondux Environmental Protection Technology Co ltd
Current assignee: Nanjing Wondux Environmental Protection Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-22
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a quick positioner of landfill seepage, a serial communication port contains multichannel resistance appearance, uninterrupted power source, one set of parallel net cable, at least one switch box and control system. The free selection of cable combination is realized through a control system, optimized power supply of an uninterruptible power supply is matched, data collection and processing are carried out on a notebook computer, and the purposes of real-time monitoring and rapid leakage positioning are achieved. In this way, the utility model discloses can realize the various collocation of cable combination, reduce the loaded down with trivial details inconvenience of traditional approach wiring, can generate many resistivity profile maps simultaneously in the aspect of data processing, form three-dimensional solid model, make data analysis more directly perceived and complete, make the seepage location more accurate.

Description

Rapid leakage positioning device for refuse landfill

Technical Field

The utility model relates to a novel device of quick definite seepage position especially relates to a quick positioner of landfill seepage.

Background

China has a large population, is a large country for generating garbage, and has more than two hundred million tons of urban garbage generation amount per year according to urban garbage statistical data issued by the Ministry of construction; still more than 1500 counties produce nearly 0.7 million tons of waste; in the aspect of garbage of villages and towns, accurate statistical data is not available for a while because the quantity of the villages and the towns is too dispersed. In general, the annual domestic garbage production amount in China is more than four hundred million tons.

At present, a refuse landfill is a main disposal mode for refuse treatment in China. The service cycle of the urban refuse landfill is generally ten to decades, and the maintenance period is about 50 years after the landfill is sealed. In a long period, various artificial and natural factors can cause the damage of the original impermeable layer of the refuse landfill, form leakage and cause serious environmental pollution. The investigation of the national environmental monitoring station shows that the secondary pollution of domestic garbage landfill sites in China generally exists, wherein the phenomenon of groundwater pollution caused by seepage of percolate is prominent.

The traditional refuse landfill leakage detection and positioning mainly adopts an electrical method to detect the leakage position, one or more transmitting electrodes are placed in the landfill, and a power supply loop is formed by the transmitting electrodes and a receiving electrode of soil outside the landfill; and analyzing the data acquired by each electrode to judge the position of the leakage point. The method can only connect each electrode independently, is time-consuming and labor-consuming, has certain hysteresis, cannot perform real-time monitoring, is complex in wiring arrangement, and is complicated because data collected by each line can be analyzed after being summarized. For example, prior patents: CN201210386342.2 landfill geomembrane seepage rapid detection system and detection method.

Disclosure of Invention

The utility model aims to solve the problem that to the shortcoming among the above-mentioned prior art, put forward improvement scheme or alternative, especially provide a quick positioner of landfill seepage, overcome the loaded down with trivial details inconvenience of current detection means, unable real time monitoring's shortcoming.

In order to solve the technical problem, the utility model discloses technical scheme is: a rapid positioning device for landfill leakage comprises a multichannel resistance meter, a computer, an Uninterruptible Power Supply (UPS), a set of parallel grid cables, at least one switch box (the number of switches and the number of cables in the parallel grid cables are determined) and a control system thereof.

Above-mentioned multichannel resistance appearance, its characterized in that: and the number of the channels can be 32 channels or 64 channels or more, and is related to the number of the electrodes on the parallel grid cable, and the number of the channels can meet the requirement of synchronous data acquisition of the corresponding electrodes.

The notebook computer is characterized in that: the switch boxes and the control system thereof are connected, and the required cable combination can be automatically selected for data acquisition; the resistance measuring instrument is connected with the multi-channel resistance instrument, collects collected detection data, can simultaneously generate a plurality of resistivity profile maps to form a three-dimensional model, realizes real-time monitoring and completes rapid positioning of leakage.

Above-mentioned Uninterrupted Power Source (UPS), its characterized in that: the system comprises a gasoline-powered alternating-current generator, three rechargeable batteries and a power management control unit; the alternator charges one battery and then supplies power to the other, leaving one for standby; the control unit controls the three batteries to realize automatic exchange.

Above-mentioned one set of parallel grid cable, its characterized in that: the parallel grid cable is composed of a plurality of parallel cable wires, the switch boxes are placed in the middle of each parallel cable wire, namely, two sides of each switch box are respectively connected with one cable to form one parallel cable wire; a plurality of electrodes are arranged on each cable for data acquisition (at least another electrode is arranged on each cable for data acquisition), and the spacing and the number can be determined according to actual needs; the number of cables and switch boxes can also be determined according to actual conditions.

Above-mentioned a plurality of switch boxes and control system thereof, its characterized in that: each switch box is connected with a control system, and the control system is connected with the notebook computer to realize the control of the notebook computer on the switch boxes.

Because above-mentioned structure and scheme application, the utility model has the advantages of: 1. the multichannel resistance meter is reasonably combined with a novel parallel grid cable, free selection of cable combination is realized, and complicated inconvenience of wiring in the traditional method is reduced. 2. The multiple switch boxes are reasonably utilized to realize free combination of cables, the optimized power supply of an Uninterruptible Power Supply (UPS) is matched, real-time monitoring can be realized, multiple resistivity profile maps can be generated simultaneously, a three-dimensional model is formed, data analysis is complete, and leakage positioning is accurate.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the rapid positioning device for landfill leakage of the present invention.

Fig. 2 is a schematic view of a cable assembly according to a preferred embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in the present invention can be understood in specific cases by those skilled in the art.

As shown in fig. 1, the embodiment of the present invention is as follows: a rapid positioning device for landfill leakage comprises: the device comprises a notebook computer 1, a multi-channel resistance meter 2, an uninterruptible power supply 3, a control system 4, a parallel grid cable 5 and a switch box 6. The multichannel resistance meter 2 is connected with a plurality of switch boxes 6 by using red lines 21 and blue lines 22; the plurality of switch boxes 6 include a switch box 61, a switch box 62 … …, and a switch box 66; the red line 21 and the blue line 22 are respectively connected with the switch box 61 and the switch box 62 … … and the switch box 66 in series; the left side and the right side of each switch box are respectively connected with a cable, namely a cable 501 and a cable 502 … …, and the cable is provided with an indefinite number of electrodes. Each switch box is connected with the control system 4, the control system 4 is connected with the notebook computer 1, the notebook computer 1 controls the

switch boxes

61 and 62 … …, and the free combination of the cables is realized. The multi-channel resistance meter 2 is connected with the notebook computer 1, and transmits detection data in real time, and software processes and outputs results. Meanwhile, the uninterrupted power supply 3 charges a battery by using an alternating current generator for generating electricity by using gasoline, and then supplies power by using the other battery, and the other battery is reserved for later use; automatic exchange of the three batteries is realized through the power control unit. The rapid positioning device for the landfill leakage can reduce the complexity and inconvenience of traditional wiring, can perfectly present the selection of various wiring combinations, realize the real-time monitoring of detection data, can generate a three-dimensional model and enable the final result to be more complete and accurate.

As shown in fig. 2, the utility model discloses a quick positioner of landfill seepage that shows realizes the selection of one of them certain cable combination as follows: the computer 1 operates the switch box 63 and the switch box 64 through the control system 4, so that the red line 21 is connected with the cable 505 on the left side of the switch box 63, the blue line 22 is connected with the cable 507 on the left side of the switch box 64, the cable combination of the cable 505 and the cable 507 is completed, the multichannel resistance meter 1 collects and summarizes detection data of electrodes on two cables, and meanwhile, two resistivity profile diagrams are generated and compared, so that the data result is more accurate.

Similarly, the selection of the cable combination is not necessarily the one described above, and the number and the collocation can be freely selected more variably according to the actual situation; the number of cables and switch boxes need not be the same, but may be increased or decreased depending on the actual site size and situation.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the protection scope of the present invention.

Claims

1. A rapid positioning device for landfill leakage is characterized by comprising a multi-channel resistance meter, an uninterrupted power supply, a set of parallel grid cables, at least one switch box and a control system thereof; after a switch box and a control system of the rapid leakage positioning device of the refuse landfill are connected to a computer, automatically selecting a required combination of parallel grid cables for data acquisition, connecting the combination with the multi-channel resistance meter, collecting and summarizing detection data, and simultaneously generating a plurality of resistivity profile maps to form a three-dimensional model, thereby realizing real-time monitoring and completing rapid leakage positioning; the uninterruptible power supply is used for supplying power.

2. The rapid positioning device for landfill leakage according to claim 1, wherein the set of parallel grid cables is composed of a plurality of parallel cable lines in a parallel grid shape; the switch box is placed in the middle of each parallel cable, namely, two sides of the switch box are respectively connected with one cable to form one parallel cable, each cable is provided with at least one electrode, and the multichannel resistance meter is connected with each switch box in series by using two wires, namely a red wire and a blue wire; the switch box is connected with the control system, and the cables can be freely selected and combined through the control system.

3. The landfill site leakage rapid positioning device of claim 1, wherein the multi-channel resistance meter can be 32 channels or 64 channels or more, and the number of the channels is related to the number of the electrodes on the set of parallel grid cables, namely the number of the channels can meet the requirement of synchronous data acquisition of the corresponding electrodes.

4. The rapid landfill leak locator of claim 1, wherein the uninterruptible power supply includes a gasoline powered alternator, three rechargeable batteries and a power management control unit; the alternating current generator charges one battery, then the other battery is used for supplying power, the other battery is reserved for standby, and the control unit controls the three batteries to realize automatic exchange.