A scalable submerged water quality automatic sampling system suitable for different hydrological conditions

Abstract

The application relates to the technical field of water body sampling, and discloses a telescopic bottom-sinking type water quality automatic sampling system suitable for different hydrological conditions, which comprises a floating assembly, a plurality of sliding rails are uniformly penetrated into the inside of the floating assembly, sliding pulleys are slidably arranged in the sliding rails, one side of the pulleys is connected with the inner wall of the floating assembly, and the top ends of the plurality of pulleys are jointly connected with a top plate. Through the action of the floating assembly, the sliding rails and the pulleys, the water taking position of the sampling tube can be changed along with the water level change, the water pump can be prevented from grounding, the adaptability to the tidal change of the water body can be improved, the automatic winding mechanism is used so as to automatically wind and protect the lead wire, the demand of the device position change for the lead wire can be met, the pulling and breaking of the lead wire at both ends can be reduced, the lead wire is prevented from directly contacting the water body, and the use safety is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of water sampling, in particular to a telescopic bottom-sinking type water quality automatic sampling system suitable for different hydrological conditions. BACKGROUND

[0002] Metal pipe fittings are important components in connecting pipelines of modern industrial equipment, have the properties of high temperature resistance, low temperature resistance, aging resistance, corrosion resistance, etc., and are widely used. In the production and processing process of metal pipe fittings, the length of the metal pipe fittings needs to be cut to adapt to different use needs.

[0003] Chinese patent authorization announcement No. CN219328623U discloses a positioning type water quality sampling device for environmental detection, which comprises a sampling device shell, a detection box is arranged on the outer side of the sampling device shell, a winding mechanism is arranged in the sampling device shell, a plurality of sampling mechanisms are connected to the lower end of the winding mechanism through a rope, water can be taken from the same deep water at the same time, which facilitates the detection of water bodies in multiple directions, reduces the error of experimental data, improves the accuracy of detection data, and improves the overall effectiveness and practicality of the device.

[0004] The prior art has the following disadvantages: the water inlet of the water quality automatic station sampling system is arranged in the range of 0.5-1m underwater, and the water level decreases in the dry season, which can cause the water pump to be stranded, and the water level changes too much due to the tidal phenomenon of the Yangtze River, so the water pump cannot normally take water. Although the device can adjust the position of the sampling mechanism through the winding mechanism when in use, the water level changes differently at different times in the same water body, and it is not easy to ensure that the water inlet position of the sampling device can always be below the water level line when the water level changes, so there is room for improvement. SUMMARY

[0005] The present application aims to provide a telescopic bottom-sinking type water quality automatic sampling system suitable for different hydrological conditions, to solve the problem of the existing telescopic bottom-sinking type water quality automatic sampling device suitable for different hydrological conditions not being easy to adjust the water inlet position in real time according to the water level change.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a telescopic bottom-sinking type water quality automatic sampling system suitable for different hydrological conditions, comprising a floating assembly, a plurality of sliding rails are uniformly penetrated into the inside of the floating assembly, and a pulley is slidably arranged in the inside of the sliding rail, one side of the pulley is connected with the inner wall of the floating assembly, a top plate is connected to the top ends of the plurality of pulleys, and the bottom ends of the pulleys are poured into the bottom end of the water body through concrete, a water quality sampling system is arranged on the floating assembly, and the water quality sampling system comprises a sampling module, and a flow control module is electrically connected to one end of the sampling module.

[0007] The sampling module comprises a water pump arranged at the center of the bottom end of the floating assembly, and a sampling pipe is arranged at the bottom end of the water pump, one side of the water pump is communicated with an L-shaped connecting pipe, one end of the L-shaped connecting pipe is communicated with a conveying hose, one end of the conveying hose is connected with a sampling collection device on the shore, and the length of the conveying hose is greater than the straight-line distance from the top plate to the shore.

[0008] The flow control module comprises a control box arranged at the center of the top end of the floating assembly, and a frequency converter is arranged in the control box, the output end of the frequency converter is electrically connected with the input end of the water pump through an automatic winding mechanism, the input end of the frequency converter is connected with a circuit assembly on the shore through the automatic winding mechanism, and the input end of the frequency converter is arranged to be suspended on the top end of the top plate and arranged to be hung on the shore.

[0009] Preferably, the floating assembly comprises a connecting plate, and a connecting frame is welded to the outer edge of the connecting plate, a plurality of floating buoys are uniformly sleeved on the connecting frame, and the top end of the connecting plate is fixedly connected with a floating platform, and the outer edge of the bottom end of the floating platform is connected with the outer edge of the connecting frame.

[0010] Preferably, the floating platform is in a triangular ring shape, and the floating platform moves up and down along the periphery of the plurality of top plates, and the outer side edge of the connecting plate is parallel to the sliding side of the top plate.

[0011] Preferably, the zigzag hinge assembly comprises two hingedly connected long guide pipes, short guide pipes are hingedly connected to the outer ends of the long guide pipes, the top end of the upper short guide pipe is connected with the top pipe, and the bottom end of the lower short guide pipe is hingedly connected with the L-shaped guide pipe, and biasing blocks are fixedly connected to the top ends of the outer sides of the long guide pipes and the lower short guide pipe.

[0012] Preferably, the floating guide assembly is arranged outside the conveying hose to drive the conveying hose to float on the water surface.

[0013] Preferably, the floating guide assembly comprises a fixed ring sleeved outside the water pump, two parallel traction ropes are connected to one side of the fixed ring close to the conveying hose, the lengths of the traction ropes are matched with the length of the conveying hose, one end of each traction rope is fixed on the shore, small floating boxes and large floating boxes are uniformly sleeved on the conveying hose, and one end of each traction rope penetrates the inside of the small floating box and the large floating box.

[0014] Preferably, two small floating boxes are arranged, a plurality of large floating boxes are arranged, and the number of the large floating boxes is greater than that of the small floating boxes, and a balance weight is fixedly connected to the bottom end of each large floating box, and the balance weight is vertically distributed with the large floating box.

[0015] Preferably, one side of the control box is provided with an automatic winding mechanism, which winds the wire automatically when the floating assembly rises and falls along the top plate.

[0016] Preferably, the automatic winding mechanism comprises an L-shaped conduit mounted on the outside of the control box, and a top end of the L-shaped conduit is hingedly connected with a folding hinged bracket assembly, a bottom end of the top plate is fixedly connected with a top pipe in position of the L-shaped conduit, and the top pipe is hingedly connected with the top end of the folding hinged bracket assembly, and the wire penetrates through the inside of the L-shaped conduit, the folding hinged bracket assembly and the top pipe.

[0017] Preferably, waterproof membranes are sleeved outside the hinge points among the L-shaped conduit, the folding hinged bracket assembly and the top pipe.

[0018] Compared with the prior art, the present application has the following beneficial effects:

[0019] (1) The floating assembly is initially ensured to be on the surface of the water body by the action of the buoy, and can be adjusted in position in real time with the water level, thereby ensuring that the water inlet end of the L-shaped connecting pipe is at an effective sampling position 0.5-1 meters below the water body, avoiding the grounding of the water pump, and reducing the influence of water tide on water sampling, and the position of the floating assembly is limited by the cooperation of the pulley and the top plate, thereby avoiding strong shaking of the floating assembly under the action of the water body, and enhancing the stability of the water pump and the L-shaped connecting pipe during sampling;

[0020] (2) The wire in the water quality sampling system is protected by the action of the automatic winding mechanism, reducing direct contact between the wire and the water body, and the automatic winding mechanism is supported by the floating assembly, and the wire can be automatically wound and folded during the lifting and lowering of the floating assembly by the hinge bending property of the automatic winding mechanism, preventing the wire from hanging down to the water surface;

[0021] (3) The conveying hose is supported by the action of the floating guide assembly, avoiding sinking of the conveying hose due to the gravity of the water sample during sampling, further ensuring stable output of the water sample in the conveying hose, and the floating stability of the large buoy is further ensured by the action of the counterweight, thereby further preventing twisting and winding of the conveying hose. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0023] Figure 1It is a perspective structural schematic diagram of the application;

[0024] Figure 2 It is a perspective structural schematic diagram of the floating assembly of the application;

[0025] Figure 3 It is a perspective structural schematic diagram of the distribution of the connecting plate of the application;

[0026] Figure 4 It is a perspective structural schematic diagram of the distribution of the long conduit of the application;

[0027] Figure 5 It is a perspective structural schematic diagram of the main view of the distribution of the weight bias of the application;

[0028] Figure 6 It is a perspective structural schematic diagram of the distribution of the traction rope of the application;

[0029] Figure 7 It is a structural schematic diagram of the circuit module of the application.

[0030] The reference signs in the drawings are explained as follows: 1, floating assembly; 101, connecting plate; 102, connecting frame; 103, buoy; 104, floating platform; 2, slide rail; 3, pulley; 4, top plate; 5, water pump; 6, sampling pipe; 7, L-shaped connecting pipe; 8, conveying hose; 9, floating guide assembly; 901, fixed ring; 902, traction rope; 903, small floating box; 904, large floating box; 905, counterweight; 10, control box; 11, wire; 12, automatic winding mechanism; 1201, L-shaped conduit; 1202, long conduit; 1203, short conduit; 1204, weight bias; 1205, top pipe. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0032] Embodiment one

[0033] In order to solve the problem that the existing scalable submerged water quality automatic sampling device applicable to different hydrological conditions is not easy to adjust the water inlet position in real time according to the water level change, the following scheme is disclosed, and the specific embodiments are as shown in Figure 1 、 Figure 2 、 7

[0034] ​The utility model provides a kind of scalable bottom water quality automatic sampling system suitable for different hydrological conditions, including floating assembly 1, multiple slide rails 2 are uniformly penetrated in the inside of floating assembly 1, and the inside of slide rail 2 is slid with pulley 3, one side of pulley 3 is connected with the inner wall of floating assembly 1, the top of multiple pulleys 3 is jointly connected with top plate 4, and the bottom of pulley 3 is poured to the bottom of water body by concrete, water quality sampling system is provided on floating assembly 1, and water quality sampling system includes sampling module, and one end of sampling module is electrically connected with flow control module;

[0035] Sampling module includes water pump 5 arranged at the bottom center of floating assembly 1, and sampling tube 6 is installed at the bottom of water pump 5, one side of water pump 5 is communicated with L-shaped connecting pipe 7, one end of L-shaped connecting pipe 7 is communicated with conveying hose 8, one end of conveying hose 8 is connected with sampling collection device on the bank, and the length of conveying hose 8 is greater than the straight line distance from top plate 4 to the bank;

[0036] Flow control module includes control box 10 arranged at the top center of floating assembly 1, and frequency converter is arranged in the inside of control box 10, the output end of frequency converter is electrically connected with the input end of water pump 5 through automatic winding mechanism 12, the input end of frequency converter is connected with circuit assembly on the bank through automatic winding mechanism 12, and the input end of frequency converter is penetrated through the top of top plate 4 to be suspended and hung to the bank by automatic winding mechanism 12;

[0037] Floating assembly 1 includes connecting plate 101, and connecting frame 102 is welded on the outer edge of connecting plate 101, multiple pontoons 103 are uniformly sleeved on connecting frame 102, and floating platform 104 is fixedly connected to the top of connecting plate 101, and the outer edge of the bottom of floating platform 104 is connected with the outer edge of connecting frame 102;

[0038] Floating platform 104 is in the form of triangular ring, and floating platform 104 moves up and down along the periphery of multiple top plates 4, and the outer side edge of connecting plate 101 is parallel with the sliding side of top plate 4.

[0039] In the embodiment, when using, the buoyancy of pontoon 103 is used to make floating platform 104 and connecting plate 101 float on the water surface, pulley 3 can slide along the inner wall of slide rail 2 to drive the whole floating assembly 1 to rise and fall according to the tidal change or water level change of water body, and the limitation of multiple slide rails 2 is used to avoid the left and right deviation of floating assembly 1, thereby facilitating the stable sampling process;

[0040] Control box 10 is used to control frequency converter, so as to adjust the rotation frequency of motor on water pump 5, so that the pumping rate of sampling tube 6 changes when sucking water, the sampling rate can be adjusted according to the weather state on site, so that water sample enters L-shaped connecting pipe 7 along sampling tube 6, and then enters conveying hose 8 to be conveyed to the inside of sampling collection device on the bank.

[0041] Embodiment Two

[0042] In this embodiment, the wire 11 is protected by the automatic winding mechanism 12, and the folding property of the automatic winding mechanism 12 is used to adapt to the change of the lifting position of the floating assembly 1, so as to reduce the direct contact between the wire 11 and the water body. Specifically, as shown in Figure 1 、 Figure 3 、 Figure 4 and Figure 5 :

[0043] One side of the control box 10 is provided with an automatic winding mechanism 12, which automatically winds the wire 11 when the floating assembly 1 is lifted up and down along the top plate 4;

[0044] The automatic winding mechanism 12 includes an L-shaped conduit 1201 installed outside the control box 10, and the top end of the L-shaped conduit 1201 is hinged with a folding hinged assembly. The bottom end of the top plate 4 is fixedly connected with a top pipe 1205 for the position of the L-shaped conduit 1201, and the top pipe 1205 is hinged with the top end of the folding hinged assembly. The wire 11 penetrates the inside of the L-shaped conduit 1201, the folding hinged assembly and the top pipe 1205;

[0045] The folding hinged assembly includes two hinged long conduits 1202, and the outer ends of the long conduits 1202 are hinged with short conduits 1203. The top end of the upper short conduit 1203 is connected with the top pipe 1205, and the bottom end of the lower short conduit 1203 is hinged with the L-shaped conduit 1201. The top end of the long conduit 1202 and the lower short conduit 1203 outside is fixedly connected with a weight block 1204;

[0046] The hinged points outside the L-shaped conduit 1201, the folding hinged assembly and the top pipe 1205 are all sleeved with a waterproof film.

[0047] In this embodiment, when the floating assembly 1 is lowered as the water level of the water body is lowered, the control box 10 pulls the L-shaped conduit 1201 to be lowered, so that the L-shaped conduit 1201 pulls the folding hinged assembly to be elongated, and the folded wire 11 is elongated, so as to adapt to the change of the position of the control box 10. The wire 11 cannot be directly contacted with the water body by the action of the L-shaped conduit 1201, so as to improve the protection effect of the wire 11;

[0048] When the floating assembly 1 rises, the L-shaped guide pipe 1201 moves synchronously, and since the outer sides of the lower short guide pipe 1203 and the long guide pipe 1202 are provided with the weight blocks 1204, the folding bracket assembly is automatically bent under the action of the weight, so as to fold and wind the guide wire 11, to avoid that the guide wire 11 directly falls on the water surface, and the automatic winding effect of the automatic winding mechanism 12 on the guide wire 11 makes the floating assembly 1 not suddenly pull the guide wire 11 when rising or falling at any time, so as to prevent the nodes at both ends of the guide wire 11 from being broken, and the real-time change of the sampling position can be used.

[0049] Embodiment three

[0050] The embodiment is different from the embodiment one, and the floating guide assembly 9 is used to guide the conveying hose 8, so as to stabilize the stability of water sample conveying, and the specific structure is as shown in Figure 1 、 Figure 3 、 Figure 6

[0051] The outer part of the conveying hose 8 is provided with the floating guide assembly 9, to drive the conveying hose 8 to be distributed on the water surface in a floating manner;

[0052] The floating guide assembly 9 comprises a fixed ring 901 sleeved on the outer part of the water pump 5, and two parallel distributed traction ropes 902 are connected to the side of the fixed ring 901 close to the conveying hose 8, the length of the traction rope 902 is matched with the length of the conveying hose 8, one end of the traction rope 902 is fixed on the shore, and the conveying hose 8 is uniformly sleeved with small floating boxes 903 and large floating boxes 904, and one end of the traction rope 902 penetrates the inside of the small floating box 903 and the large floating box 904;

[0053] The small floating box 903 is provided with two, the large floating box 904 is provided with multiple and the number is greater than that of the small floating box 903, and the bottom end of the large floating box 904 is fixedly connected with a balance weight 905, and the balance weight 905 and the large floating box 904 are vertically distributed.

[0054] In the embodiment, the floating property of the small floating box 903 and the large floating box 904 is used to float the conveying hose 8 on the water surface when in use, so as to reduce the sagging of the conveying hose 8 to the bottom end of the water body during water sample conveying, to ensure the transportation stability of the water sample, the traction effect of the traction rope 902 is used to limit the position of the large floating box 904 and the small floating box 903, to ensure the position stability between the large floating box 904, the small floating box 903 and the conveying hose 8, and the action of the balance weight 905 is used to further improve the stability of the large floating box 904, to reduce the overturning of the large floating box 904 and the like under the shaking of the water body, to further improve the stability of the position of the conveying hose 8.

[0055] ​While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be effected without departing from the spirit and scope of the present application, which is not limited to the exact construction and arrangement described. It is intended, therefore, to cover all modifications and adaptions that fall within the scope of the claims and their equivalents.

Claims

1. A scalable submersible water quality automatic sampling system suitable for different hydrological conditions, comprising a floating assembly (1), characterized in that: The inside of the floating assembly (1) is uniformly penetrated by a plurality of sliding rails (2), and the inside of the sliding rail (2) is slidably provided with a pulley (3), one side of the pulley (3) is connected with the inner wall of the floating assembly (1), the top ends of a plurality of the pulleys (3) are commonly connected with a top plate (4), and the bottom end of the pulley (3) is poured into the bottom end of the water body through concrete, the floating assembly (1) is provided with a water quality sampling system, and the water quality sampling system comprises a sampling module, and one end of the sampling module is electrically connected with a flow control module; The floating assembly (1) comprises a connecting plate (101), and the outer edge of the connecting plate (101) is welded with a connecting frame (102), a plurality of floating cylinders (103) are uniformly sleeved on the connecting frame (102), and the top end of the connecting plate (101) is fixedly connected with a floating platform (104), and the outer edge of the bottom end of the floating platform (104) is connected with the outer edge of the connecting frame (102); The sampling module comprises a water pump (5) arranged at the bottom end center of the floating assembly (1), and a sampling pipe (6) is installed at the bottom end of the water pump (5), one side of the water pump (5) is communicated with an L-shaped connecting pipe (7), one end of the L-shaped connecting pipe (7) is communicated with a conveying hose (8), one end of the conveying hose (8) is connected with a sampling collection device on the shore, and the length of the conveying hose (8) is greater than the straight line distance from the top plate (4) to the shore; The flow control module comprises a control box (10) arranged at the top end center of the floating assembly (1), and a frequency converter is arranged in the control box (10), the output end of the frequency converter is electrically connected with the input end of the water pump (5) through an automatic winding mechanism (12), the input end of the frequency converter is connected with a circuit assembly on the shore through the automatic winding mechanism (12), and the input end of the frequency converter is connected with the automatic winding mechanism (12) penetrating the top end of the top plate (4) to be suspended into the shore; One side of the control box (10) is provided with an automatic winding mechanism (12), the automatic winding mechanism (12) comprises an L-shaped conduit (1201) installed outside the control box (10), and a foldable hinged frame assembly is hinged at the top end of the L-shaped conduit (1201), the position of the L-shaped conduit (1201) at the bottom end of the top plate (4) is fixedly connected with a top pipe (1205), and the top pipe (1205) and the top end of the foldable hinged assembly are hinged, and the wire (11) penetrates the inside of the L-shaped conduit (1201), the foldable hinged frame assembly and the top pipe (1205). The outer part of the conveying hose (8) is provided with a floating guide assembly (9) to drive the conveying hose (8) to be in floating distribution on the water surface, the floating guide assembly (9) comprises a fixed ring (901) sleeved on the outer part of the water pump (5), and the fixed ring (901) is connected with two parallel distributed traction ropes (902) on the side close to the conveying hose (8), the length of the traction rope (902) is matched with the length of the conveying hose (8), one end of the traction rope (902) is fixed on the shore, the conveying hose (8) is uniformly sleeved with small floating boxes (903) and large floating boxes (904), and one end of the traction rope (902) penetrates the inner part of the small floating box (903) and the large floating box (904).

2. The telescopic bottom-mounted automatic water quality sampling system suitable for different hydrological conditions according to claim 1, characterized in that: The floating platform (104) is in triangular ring shape, and the floating platform (104) moves up and down along the periphery of the plurality of top plates (4), and the outer side edge of the connecting plate (101) is parallel to the sliding side of the top plate (4).

3. The telescopic bottom-mounted automatic water quality sampling system suitable for different hydrological conditions according to claim 1, characterized in that: When the floating assembly (1) rises and falls along the top plate (4), the automatic winding mechanism (12) automatically winds the wire (11).

4. The telescopic bottom-mounted automatic water quality sampling system suitable for different hydrological conditions according to claim 3, characterized in that: The zigzag hinged frame assembly comprises two hinged long conduits (1202), and the outer ends of the long conduits (1202) are hinged with short conduits (1203), the top end of the upper short conduit (1203) is connected with the top conduit (1205), and the bottom end of the lower short conduit (1203) is hinged with the L-shaped conduit (1201), and the top end of the outer side of the long conduit (1202) and the lower short conduit (1203) is fixedly connected with a weight block (1204).

5. The telescopic bottom-mounted automatic water quality sampling system suitable for different hydrological conditions according to claim 4, characterized in that: The outer part of the hinge point between the L-shaped conduit (1201), the zigzag hinged frame assembly and the top conduit (1205) is sleeved with a waterproof film.

6. The telescopic bottom-mounted automatic water quality sampling system suitable for different hydrological conditions according to claim 1, characterized in that: The small floating box (903) is provided with two, the large floating box (904) is provided with a plurality of and the number is greater than that of the small floating box (903), the bottom end of the large floating box (904) is fixedly connected with a counterweight (905), and the counterweight (905) and the large floating box (904) are vertically distributed.

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