A stratified water source extraction device for environmental detection

Abstract

The utility model discloses a stratified water source extraction device for environmental detection in the field of environmental detection equipment, comprising a bottom plate, a support plate and a box body, the support plate is located above the top of the bottom plate, the box body is fixedly connected to the top right side of the support plate, the bottom four corners of the bottom plate are fixedly connected to universal wheels, a slide groove is opened in the middle of the top of the bottom plate, a cross plate is fixedly connected between the left sides of the inner walls of the slide groove, a first motor is fixedly connected to the middle of the left side wall of the cross plate, and the output end of the first motor passes through the middle of the left side wall of the cross plate and extends to the right side of the cross plate, a screw rod is fixedly connected to the output end of the first motor, the stratified water source extraction device for environmental detection is convenient for multiple stratified extraction, there is no need to use the water source extraction device for multiple times for extraction, time and labor are saved, it is easy to use, it is convenient to extract water at a fixed distance according to the depth of the water source, and the use efficiency of the water source extraction device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental detection equipment, in particular to a layered water source extraction device for environmental detection. Background Art

[0002] The media objects of environmental testing can be roughly divided into water quality testing, air testing, soil testing, solid waste testing, biological testing, noise and vibration testing, electromagnetic radiation testing, radioactivity testing, heat testing, light testing, health testing, etc. Water is the source of life, and human beings cannot live without water in their lives and production activities. The quality of drinking water is closely related to human health. Therefore, water testing is very important, and a water source extraction device is needed to take samples before water source testing.

[0003] At present, in the process of using the water source extraction device, since most of the existing water source extraction devices are only for single extraction of water sources at a single depth, it is not convenient for multiple layered extraction, resulting in the water source extraction device having to use the water source extraction device multiple times to extract water sources at different depths, which is time-consuming, labor-intensive, and inconvenient to use. At the same time, in the above problem, the water source extraction device is not convenient for fixed-distance extraction of water sources at a certain depth, which reduces the use efficiency of the water source extraction device. For this reason, we propose a layered water source extraction device for environmental testing. Utility Model Content

[0004] The purpose of the utility model is to provide a stratified water source extraction device for environmental detection, so as to solve the problem raised in the above background technology that most of the existing water source extraction devices are only for single extraction of water sources of a single depth, which is not convenient for multiple stratified extraction, resulting in the water source extraction device having to use the water source extraction device multiple times to extract water sources at different depths, which is time-consuming, labor-intensive and inconvenient to use. At the same time, in the above problem, the water source extraction device is not convenient for fixed-distance extraction of water sources at a fixed depth.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stratified water source extraction device for environmental detection, comprising a bottom plate, a support plate and a box body, the support plate is located above the top of the bottom plate, the box body is fixedly connected to the top right side of the support plate, the bottom four corners of the bottom plate are fixedly connected to universal wheels, a slide groove is opened in the middle of the top of the bottom plate, a cross plate is fixedly connected between the left sides of the inner wall of the slide groove, a first motor is fixedly connected to the middle of the left side wall of the cross plate, and the output end of the first motor passes through the middle of the left side wall of the cross plate and extends to the right side of the cross plate, the output end of the first motor is fixedly connected to a screw rod, and the screw rod is rotatably connected to the inner cavity of the slide groove. In the middle of the right side wall, the outer wall of the screw rod is threadedly connected with a slider, and the slider is slidably connected to the inner cavity of the slide groove, the slider is fixedly connected to the bottom right side of the support plate, and the top right side of the bottom plate is fixedly connected to an armrest frame, a slot is opened in the middle of the left side wall of the support plate, and a sampling box is fixedly connected to the top right side of the support plate, a drain valve is inserted into the lower side of the right side wall of the sampling box, and the drain valves are arranged in sequence from front to back, a partition is fixedly connected between the top and bottom of the inner cavity of the sampling box, and the partitions are arranged in sequence from front to back, the right side wall of the sampling box is inlaid with an observation window, and the observation windows are arranged in sequence from front to back, and a diversion valve is fixedly connected to the middle of the top of the sampling box. A box, a drain pipe is inserted in the middle of the lower side of the front side wall of the diversion box, and the end of the drain pipe is fixedly connected to a first solenoid valve, a second solenoid valve is inserted between the top of the inner cavity of the sampling box and the bottom of the diversion box, and the second solenoid valves are arranged in sequence from front to back, a water pump is fixedly connected to the middle of the top of the support plate, a conduit is inserted at the output end of the water pump, and the conduit is inserted in the middle of the lower side of the left side wall of the diversion box, a support rod is fixedly connected to the middle of the lower side of the left side wall of the box body, and a meter device is fixedly connected to the left end of the support rod, an electric telescopic rod is fixedly connected to the middle of the lower side of the left side wall of the box body, a second motor is fixedly connected to the middle of the lower side of the front side wall of the box body, and the second motor The output end of the second motor passes through the middle of the lower side of the front side wall of the box and extends to the inner cavity of the box. The output end of the second motor is fixedly connected to a winding roller, and the winding roller is rotatably connected to the middle of the lower side of the rear side wall of the inner cavity of the box. A steel wire hose is wrapped around the outer wall of the winding roller, and the right end of the steel wire hose passes through the lower side of the right side wall of the inner cavity of the box and is plugged into the input end of the water pump. The left end of the steel wire hose passes through the upper side of the left side wall of the inner cavity of the box and the counting end of the meter counting device, and extends to the lower side of the meter counting device. The end of the steel wire hose is fixedly connected to a shell, and a counterweight block is fixedly connected to the middle of the right side wall of the shell, and the counterweight block is plugged into the inner cavity of the card slot.

[0006] As a further description of the above technical solution:

[0007] The right side wall of the inner cavity of the card slot is fixedly connected with an adsorption component, and the adsorption component is a magnet.

[0008] As a further description of the above technical solution:

[0009] A control panel is fixedly connected to the upper right side of the front side wall of the sampling box, and the control panel is electrically connected to the first motor, the first solenoid valve, the second solenoid valve, the water pump, the meter device, the electric telescopic rod and the second motor.

[0010] As a further description of the above technical solution:

[0011] A fixing plate is fixedly connected between the upper sides of the inner side walls of the box body, an independent power supply is fixedly connected to the top right side of the fixing plate, and the independent power supply is electrically connected to the control panel.

[0012] As a further description of the above technical solution:

[0013] A positioning block is inlaid in the middle of the right side wall of the counterweight block, and the positioning block is made of iron.

[0014] As a further description of the above technical solution:

[0015] The top of the shell is provided with through holes, and the through holes are distributed in a ring shape.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The layered water source extraction device for environmental detection is inserted into the water source through a shell provided therein, and the depth of the shell in the water source is controlled by a counterweight block in cooperation with a second motor and a winding roller, and then the water source is introduced into the diversion box through a water pump in cooperation with a steel hose and a conduit, and the non-sampled water source in the water pipe is guided out of the diversion box through a drain pipe in cooperation with a first solenoid valve, and then introduced into the sampling box for storage through a second solenoid valve, so that the water source extraction device is convenient for multiple layered extractions, and there is no need to use the water source extraction device multiple times for extraction, which saves time and effort and is easy to use.

[0018] 2. The layered water source extraction device for environmental detection can sink in the water source with gravity through the shell and the counterweight block, and then the steel wire hose is released through the second motor and the winding roller, and the steel wire hose is driven through the meter device to count the extended length of the steel wire hose, so that the water source extraction device can easily extract the water source at a fixed depth, thereby improving the use efficiency of the water source extraction device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of a layered water source extraction device for environmental detection proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the main cross-sectional structure of a layered water source extraction device for environmental detection proposed by the utility model;

[0021] Figure 3 It is a partial right side cross-sectional structural schematic diagram of a layered water source extraction device for environmental detection proposed by the utility model;

[0022] Figure 4 The utility model proposes a stratified water source extraction device for environmental detection Figure 2 Enlarged structural diagram at A in the middle.

[0023] In the figure: 100, bottom plate; 110, universal wheel; 120, slide; 130, cross plate; 140, first motor; 150, screw rod; 160, slider; 170, handrail; 200, support plate; 210, slot; 220, adsorption member; 230, sampling box; 231, drain valve; 240, partition; 250, observation window; 260, diversion box; 261, drain pipe; 262, first electromagnetic valve; 270, second solenoid valve; 280, water pump; 281, conduit; 290, control panel; 300, box; 310, fixing plate; 320, independent power supply; 330, support rod; 340, metering device; 350, electric telescopic rod; 360, second motor; 370, winding roller; 380, steel wire hose; 390, shell; 391, counterweight block; 392, positioning block; 393, through hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides a stratified water source extraction device for environmental detection, which is convenient for multiple stratified extraction and for extracting water at a fixed depth. Figure 1-4 , comprising a bottom plate 100, a support plate 200 and a box body 300;

[0028] Please refer again Figure 1-4The four bottom corners of the bottom plate 100 are fixedly connected to universal wheels 110, and the universal wheels 110 are used to facilitate the movement of the bottom plate 100. A slide groove 120 is opened in the middle of the top of the bottom plate 100, and the slide groove 120 is used to limit the slider 160. A horizontal plate 130 is fixedly connected between the left side of the inner wall of the slide groove 120, and a first motor 140 is fixedly connected to the middle of the left side wall of the horizontal plate 130, and the output end of the first motor 140 passes through the middle of the left side wall of the horizontal plate 130 and extends to the right side of the horizontal plate 130. The output end of the first motor 140 is fixedly connected There is a screw rod 150, and the screw rod 150 is rotatably connected to the middle of the right side wall of the inner cavity of the slide groove 120, the outer wall of the screw rod 150 is threadedly connected with a slider 160, and the slider 160 is slidably connected to the inner cavity of the slide groove 120, and the slider 160 is fixedly connected to the bottom right side of the support plate 200, the first motor 140 is used to drive the screw rod 150 to rotate, and drive the slider 160 to drive the support plate 200 to move left and right under force, and the top right side of the bottom plate 100 is fixedly connected with an armrest frame 170, and the bottom plate 100 is used to support the support plate 200 and the box body 300;

[0029] Please refer again Figure 1-4A slot 210 is provided in the middle of the left side wall of the support plate 200, and the slot 210 is used to limit the counterweight 391. A sampling box 230 is fixedly connected to the right side of the top of the support plate 200, and the sampling box 230 is used to store water source samples. A drain valve 231 is plugged into the lower side of the right side wall of the sampling box 230, and the drain valves 231 are arranged in sequence from front to back. The drain valve 231 is used to control the discharge of water from the sampling box 230. The top of the inner cavity of the sampling box 230 A partition 240 is fixedly connected between the bottom and the top of the sampling box 230, and the partitions 240 are arranged in sequence from front to back. The partition 240 is used to divide the internal space of the sampling box 230. The right side wall of the sampling box 230 is inlaid with an observation window 250, and the observation windows 250 are arranged in sequence from front to back. The observation window 250 is used to provide convenience for observing the sampled water source inside the sampling box 230. A diverter box 260 is fixedly connected to the middle of the top of the sampling box 230. The diverter box 260 is used to control the water pump 280. The extracted water source is used as a transfer, a drain pipe 261 is inserted in the middle of the lower side of the front side wall of the diverter box 260, and the end of the drain pipe 261 is fixedly connected to a first solenoid valve 262. The drain pipe 261 is used to cooperate with the first solenoid valve 262 to guide the non-sampling water source in the diverter box 260. A second solenoid valve 270 is inserted between the top of the inner cavity of the sampling box 230 and the bottom of the diverter box 260, and the second solenoid valves 270 are arranged in sequence from front to back. The second solenoid valves 270 are used Cooperating with the diversion box 260, it is convenient to classify and store water in the sampling box 230. A water pump 280 is fixedly connected to the middle of the top of the support plate 200. A conduit 281 is plugged into the output end of the water pump 280, and the conduit 281 is plugged into the middle of the lower side of the left side wall of the diversion box 260. The water pump 280 is used to cooperate with the conduit 281 to guide the water source into the diversion box 260. The support plate 200 is located above the top of the bottom plate 100, and the support plate 200 is used to support the box body 300.

[0030] Please refer again Figure 1-4A support rod 330 is fixedly connected to the middle of the lower side of the left side wall of the box body 300, and the support rod 330 is used to support the meter device 340. The left end of the support rod 330 is fixedly connected to the meter device 340, and the meter device 340 is used to measure the extension length of the wire hose 380. An electric telescopic rod 350 is fixedly connected to the middle of the lower side of the left side wall of the box body 300. The electric telescopic rod 350 is used to push the shell 390 away from the card slot 210. A second motor 360 is fixedly connected to the middle of the lower side of the front side wall of the box body 300, and the output end of the second motor 360 passes through the middle of the lower side of the front side wall of the box body 300 and extends to the inner cavity of the box body 300. The output end of the second motor 360 is fixedly connected to a winding roller 370, and the winding roller 370 is rotatably connected to the middle of the lower side of the rear side wall of the inner cavity of the box body 300. The second motor 360 is used to drive the winding roller 370 to reel in the wire hose 380. The outer side of the winding roller 370 A steel hose 380 is wound around the side wall, and the right end of the steel hose 380 passes through the lower side of the right side wall of the inner cavity of the box body 300 and is plugged into the input end of the water pump 280. The left end of the steel hose 380 passes through the upper side of the left side wall of the inner cavity of the box body 300 and the counting end of the meter counting device 340, and extends to the lower side of the meter counting device 340. The steel hose 380 is used to transmit the water source. The end of the steel hose 380 is fixedly connected to the shell 390, and the shell 390 It is used to facilitate the extraction of water from the left end of the steel wire hose 380. A counterweight block 391 is fixedly connected to the middle of the right side wall of the shell 390, and the counterweight block 391 is inserted into the inner cavity of the slot 210. The counterweight block 391 is used to increase the weight of the right side of the shell 390, and cooperate with the slot 210 to limit and fix the shell 390. The box body 300 is fixedly connected to the top right side of the support plate 200, and the box body 300 is used to provide space for winding up the steel wire hose 380.

[0031] Please refer again Figure 1-4 The right side wall of the inner cavity of the card slot 210 is fixedly connected with an adsorption member 220 , and the adsorption member 220 is a magnet. The adsorption member 220 formed by the magnet can adsorb the positioning block 392 .

[0032] Please refer again Figure 1-4 A control panel 290 is fixedly connected to the upper right side of the front side wall of the sampling box 230. The control panel 290 is electrically connected to the first motor 140, the first solenoid valve 262, the second solenoid valve 270, the water pump 280, the metering device 340, the electric telescopic rod 350 and the second motor 360. The start and stop of the first motor 140, the first solenoid valve 262, the second solenoid valve 270, the water pump 280, the metering device 340, the electric telescopic rod 350 and the second motor 360 can be controlled through the control panel 290.

[0033] Please refer again Figure 1-4A fixing plate 310 is fixedly connected between the upper sides of the inner walls of the box body 300, an independent power supply 320 is fixedly connected to the top right side of the fixing plate 310, and the independent power supply 320 is electrically connected to the control panel 290, and the independent power supply 320 can provide power to the electrical equipment.

[0034] Please refer again Figure 1-4 A positioning block 392 is embedded in the middle of the right side wall of the counterweight block 391. The positioning block 392 is made of iron material, and the positioning block 392 made of iron material can be adsorbed by a magnet.

[0035] Please refer again Figure 1-4 A through hole 393 is opened on the top of the shell 390, and the through holes 393 are distributed in a ring shape. The through holes 393 provided in the shell 390 can provide convenience for introducing water into the shell 390.

[0036] To summarize, the shell 390 is inserted into the water source, and the counterweight 391 cooperates with the second motor 360 and the winding roller 370 to control the depth of the shell 390 in the water source, and then the water source is introduced into the diversion box 260 through the water pump 280 in cooperation with the wire hose 380 and the conduit 281, and the non-sampled water source in the water pipe is guided out of the diversion box 260 through the drain pipe 261 in cooperation with the first solenoid valve 262, and then introduced into the sampling box 230 for storage through the second solenoid valve 270, so that the water source extraction device is convenient for multiple layered extraction, and there is no need to use the water source extraction device multiple times for extraction, which saves time and effort and is easy to use.

[0037] To summarize, the shell 390 cooperates with the counterweight 391 to sink in the water source due to gravity, and then the second motor 360 cooperates with the winding roller 370 to release the steel wire hose 380, and the steel wire hose 380 is driven through the metering device 340 to count the extended length of the steel wire hose 380, so that the water source extraction device can easily extract the water source at a fixed depth, thereby improving the use efficiency of the water source extraction device.

[0038] During specific use, a person skilled in the art first holds the handrail frame 170 and cooperates with the universal wheel 110 to push the base plate 100 to the designated area, then operates the control panel 290 to start the first motor 140, and the first motor 140 drives the screw rod 150 to drive the slider 160 to drive the support plate 200 to move to the left until the shell 390 moves to the designated area, then operates the control panel 290 to start the electric telescopic rod 350, and the electric telescopic rod 350 pushes the shell 390, driving the shell 390 to be pulled by force to pull the counterweight block 391 out of the slot 210, and at the same time, the adsorption component 220 is separated from the positioning block 392, and then starts the second motor 360 to cooperate with the winding roller 370 to release the wire hose 380, and the shell 390 enters the water source under the gravity of the counterweight block 391, and at the same time, the meter device 340 measures the extension length of the wire hose 380, until the shell 390 enters the designated position in the water source, and then starts The water pump 280 and the first solenoid valve 262 are driven. The water pump 280 cooperates with the steel hose 380 and the conduit 281 to introduce the water source into the diversion box 260, and the non-sampled water source is exported from the diversion box 260 through the first solenoid valve 262 and the drain pipe 261. After the non-sampled water source is exported, the first solenoid valve 262 is closed, and the second solenoid valve 270 is opened. Then the sampled water source is introduced into the sampling box 230 through the second solenoid valve 270. When the deep water source sampling is completed, the staff starts the second motor 360 again, drives the second motor 360 to cooperate with the winding roller 370 and the meter device 340 to adjust the position depth of the shell 390 in the water source, and then closes the second solenoid valve 270 and opens the first solenoid valve 262, drives the non-sampled water source to be exported from the diversion box 260 again, and finally closes the first solenoid valve 262 after the non-sampled water source is exported, and opens the second solenoid valve 270 to complete the stratified extraction of the water source.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A stratified water source extraction device for environmental detection, characterized in that: The invention comprises a bottom plate (100), a support plate (200) and a box body (300), wherein the support plate (200) is located above the top of the bottom plate (100), the box body (300) is fixedly connected to the right side of the top of the support plate (200), the four bottom corners of the bottom plate (100) are fixedly connected to universal wheels (110), a slide groove (120) is opened in the middle of the top of the bottom plate (100), a cross plate (130) is fixedly connected between the left side of the inner wall of the slide groove (120), a first motor (140) is fixedly connected to the middle of the left side wall of the cross plate (130), and the output end of the first motor (140) passes through the middle of the left side wall of the cross plate (130) and extends to the right side of the cross plate (130). The output end of the first motor (140) is fixedly connected to a screw rod (150), and the screw rod (150) is rotatably connected to the middle of the right side wall of the inner cavity of the slide groove (120), the outer wall of the screw rod (150) is threadedly connected to a slider (160), and the slider (160) is slidably connected to the inner cavity of the slide groove (120), the slider (160) is fixedly connected to the bottom right side of the support plate (200), the top right side of the bottom plate (100) is fixedly connected to a handrail (170), the middle of the left side wall of the support plate (200) is provided with a slot (210), the top right side of the support plate (200) is fixedly connected to a sampling box (230), and the lower side of the right side wall of the sampling box (230) A drain valve (231) is inserted, and the drain valves (231) are arranged in sequence from front to back. A partition (240) is fixedly connected between the top and bottom of the inner cavity of the sampling box (230), and the partitions (240) are arranged in sequence from front to back. An observation window (250) is inlaid on the right side wall of the sampling box (230), and the observation windows (250) are arranged in sequence from front to back. A diversion box (260) is fixedly connected in the middle of the top of the sampling box (230), a drainage pipe (261) is inserted in the middle of the lower side of the front side wall of the diversion box (260), and a first solenoid valve (262) is fixedly connected to the end of the drainage pipe (261). The top of the inner cavity of the sampling box (230) and the diversion box (260) are connected to the bottom of the front side wall of the diversion box (260). A second solenoid valve (270) is inserted between the bottoms, and the second solenoid valves (270) are arranged in sequence from front to back; a water pump (280) is fixedly connected to the middle of the top of the support plate (200); a conduit (281) is inserted into the output end of the water pump (280), and the conduit (281) is inserted into the middle of the lower side of the left side wall of the diversion box (260); a support rod (330) is fixedly connected to the middle of the lower side of the left side wall of the box body (300); a metering device (340) is fixedly connected to the left end of the support rod (330); an electric telescopic rod (350) is fixedly connected to the middle of the lower side of the left side wall of the box body (300); and a second motor (360) is fixedly connected to the middle of the lower side of the front side wall of the box body (300).The output end of the second motor (360) passes through the middle of the lower side of the front side wall of the box (300) and extends to the inner cavity of the box (300). The output end of the second motor (360) is fixedly connected to a winding roller (370), and the winding roller (370) is rotatably connected to the middle of the lower side of the rear side wall of the inner cavity of the box (300). The outer wall of the winding roller (370) is wound with a steel wire hose (380), and the right end of the steel wire hose (380) passes through the right side of the inner cavity of the box (300). The lower side of the wall and is plugged into the input end of the water pump (280). The left end of the steel hose (380) passes through the upper side of the left wall of the inner cavity of the box (300) and the counting end of the meter counting device (340), and extends to the lower side of the meter counting device (340). The end of the steel hose (380) is fixedly connected to the shell (390). The middle of the right side wall of the shell (390) is fixedly connected to a counterweight (391), and the counterweight (391) is plugged into the inner cavity of the card slot (210).

2. The stratified water source extraction device for environmental detection according to claim 1, characterized in that: The right side wall of the inner cavity of the card slot (210) is fixedly connected with an adsorption component (220), and the adsorption component (220) is a magnet.

3. The stratified water source extraction device for environmental detection according to claim 1, characterized in that: A control panel (290) is fixedly connected to the upper right side of the front side wall of the sampling box (230), and the control panel (290) is electrically connected to the first motor (140), the first solenoid valve (262), the second solenoid valve (270), the water pump (280), the meter device (340), the electric telescopic rod (350) and the second motor (360).

4. The stratified water source extraction device for environmental detection according to claim 1, characterized in that: A fixing plate (310) is fixedly connected between the upper sides of the inner side walls of the box body (300), an independent power source (320) is fixedly connected to the top right side of the fixing plate (310), and the independent power source (320) is electrically connected to the control panel (290).

5. The stratified water source extraction device for environmental detection according to claim 1, characterized in that: A positioning block (392) is inlaid in the middle of the right side wall of the counterweight block (391), and the positioning block (392) is made of iron.

6. The stratified water source extraction device for environmental detection according to claim 1, characterized in that: The top of the shell (390) is provided with through holes (393), and the through holes (393) are distributed in a ring shape.

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