Water quality monitoring probe for environmental science and engineering

By designing a water quality monitoring probe with integrated energy supply and monitoring functions, the problem of the probe lacking positioning function and inability to adjust the monitoring depth is solved, and the positioning fixation of the probe and the water level depth adjustment are achieved, which improves the effect of water quality monitoring.

CN119470835APending Publication Date: 2025-02-18JIANGNAN UNIV
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Patent Information

Application Number
CN202411640231.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-18
Publication Date
2025-02-18

AI Technical Summary

Technical Problem

The existing water quality monitoring probe lacks positioning function, is prone to loss with water drifting, and cannot adjust the monitoring depth, resulting in poor monitoring effect.

Method used

A water quality monitoring probe including an energy supply mechanism and a monitoring mechanism is designed. The energy supply mechanism converts solar energy into electrical energy through solar panels, and controls the motor and umbrella gear set through an electrical controller to realize the positioning and fixing of the probe; the monitoring component is passed The motor and transmission pipe are combined with the positioning plate and reel to adjust the water level depth.

Benefits of technology

The positioning and fixing of the probe is achieved, avoiding the loss of the probe with water drifting, and the monitoring depth can be adjusted, improving the accuracy and reliability of water quality monitoring.

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Abstract

The invention discloses a water quality monitoring probe for environmental science and engineering, and belongs to the technical field of water quality monitoring, the water quality monitoring probe for environmental science and engineering comprises an alarm, the upper end of the alarm is fixedly connected with an energy supply mechanism, the lower part of the energy supply mechanism is fixedly connected with a monitoring mechanism, and the upper part of the monitoring mechanism is fixedly connected with a storage battery; by means of the energy supply mechanism, when water quality monitoring is needed in environmental science and engineering, solar energy can be converted into electric energy and stored, electric quantity needed during monitoring is provided for the monitoring probe, the positioning assembly is matched with the positioning piece, the position of the probe can be fixed during water quality monitoring, and the probe is prevented from drifting along with water; the monitoring assembly is matched with the fixing piece, so that the probe can be protected, impurities can be prevented from being attached to the surface of the probe to influence the monitoring effect, the depth of the monitored water level can be adjusted, the functions of adjusting the monitoring depth and preventing the probe from moving can be achieved, and the monitoring effect of the probe is improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of water quality monitoring, and more specifically to a probe for water quality monitoring in environmental science and engineering. Background Art

[0002] Environmental science and engineering mainly studies the environment and its relationship with humans, such as the planning and design of environmental projects such as water treatment and solid waste treatment, environmental quality monitoring of water quality, air, soil, etc., and the prevention and control of environmental pollution such as noise, heavy metals, and dust. Water quality monitoring is the process of monitoring and measuring the types of pollutants in water bodies, the concentrations of various pollutants, and the changing trends, and evaluating the water quality. With the continuous increase in my country's population and the rapid increase and expansion of the number and size of cities, the problem of urban domestic sewage is becoming increasingly serious. From the perspective of my country's sewage discharge structure, the discharge of residential sewage exceeded the discharge of industrial sewage for the first time in 1999. In the following ten years, residential sewage has always been in the primary position in my country's urban sewage discharge. In order to effectively protect the environment, water quality monitoring has become a general trend. In the process of water quality monitoring, professional detection probes are needed.

[0003] China Patent Authorization Announcement No.: CN221100722U provides a high-precision online water quality monitoring probe. The solution fixes the mounting mechanism at the bottom of the floating plate. At this time, the connecting plate is slid into the fixed plate to drive the guardrail to move, forming a fence on the side of the probe to protect the probe, and the bolt is right-turned and driven into the fixed plate to fix the position of the connecting plate, and the position of the guardrail is fixed accordingly. At this time, the device can be placed in the water to monitor the water quality. The probe can transmit the water conditions to the terminal of the rear staff through the network, which is convenient for the staff to view. The edge position of the floating plate is blocked by the outer frame to prevent water from entering, and the floating airbag is used to prevent the device from sinking into the water, thereby solving the problem that the probe cannot be protected when it is placed in the water for monitoring, resulting in the collision of the fish in the water with the probe, which is easy to damage the probe. However, there are still the following defects in the specific implementation process: the probe lacks the positioning function in the process of monitoring the water quality, the probe will drift with the water, it is easy to be lost, and the monitoring depth of the water level cannot be adjusted.

[0004] Therefore, in view of the above problems, a water quality monitoring probe for environmental science and engineering is proposed. Summary of the invention

[0005] 1. Technical problems to be solved

[0006] In view of the problems existing in the prior art, the object of the present invention is to provide a probe for water quality monitoring in environmental science and engineering, which can realize the functions of adjustable monitoring depth and preventing the probe from moving.

[0007] 2. Technical solution

[0008] To solve the above problems, the present invention adopts the following technical solutions.

[0009] A water quality monitoring probe for environmental science and engineering comprises an alarm, wherein the upper end of the alarm is fixedly connected to an energy supply mechanism, the lower part of the energy supply mechanism is fixedly connected to a monitoring mechanism, and the upper part of the monitoring mechanism is fixedly connected to a battery.

[0010] Furthermore, the energy supply mechanism includes a positioning ring, the upper end of the alarm is fixedly connected to a bracket, the outer surface of the bracket is fixedly connected to three solar panels, the inner surface of the bracket is fixedly connected to an electric controller, and the upper end of the electric controller is fixedly connected to the lower end of the alarm.

[0011] Furthermore, the monitoring mechanism includes a float, the inner cavity of the float is fixedly connected to a positioning component, and the bottom wall of the inner cavity of the float is fixedly connected to a monitoring component.

[0012] Furthermore, the positioning assembly includes a motor 1, the output end of the motor 1 is fixedly connected to a bevel gear set via a coupling, the inner surface of the bevel gear set is fixedly connected to a transmission rod, the lower end of the transmission rod is fixedly connected to a bevel gear 1, the outer surface of the bevel gear 1 is meshingly connected to two positioning members, the two positioning members are externally connected to a support tube for common rotation, and the lower end of the support tube is fixedly connected to a partition.

[0013] Furthermore, the positioning member includes a second bevel gear, the inner surface of the second bevel gear is fixedly connected to a transmission shaft, the outer surface of the transmission shaft is fixedly connected to a reel, the outer surface of the reel is wound with a positioning rope, the lower end of the positioning rope is fixedly connected to a counterweight, the end of the transmission shaft away from the second bevel gear is rotatably connected to a positioning plate, and a lower end of the positioning plate is fixedly connected to an upper end of the partition.

[0014] Furthermore, the monitoring component includes a second motor, an output end of which is fixedly connected to a transmission tube via a coupling, an outer surface of the transmission tube is fixedly connected to a second reel, an outer surface of the transmission tube is rotatably connected to two second positioning plates, an outer surface of the second reel is wound with a connecting line, a lower end of the connecting line is fixedly connected to a probe body, an outer surface of the probe body is movably connected to a fixing part, and a protective filter is fixedly connected to the outside of the fixing part.

[0015] Furthermore, the fixing part includes three straight telescopic rods, and the ends of the three straight telescopic rods close to each other are fixedly connected to arc plates, the ends of the three arc plates close to each other are fixedly connected to silicone pads, the inner surfaces of the three silicone pads are tightly attached to the outer surface of the probe body, and the ends of the three arc plates close to each other are fixedly connected to arc-shaped telescopic rods.

[0016] Furthermore, the lower end of the motor is fixedly connected to the upper end of the float, the outer surface of the transmission rod is rotatably connected to the inner surface of the float, the upper and lower support tubes are fixedly connected to the top wall of the float inner cavity, and the outer surface of the partition is fixedly connected to the float inner cavity.

[0017] Furthermore, the outer surfaces of the two bevel gears are meshedly connected with the outer surface of the bevel gear, and the outer surfaces of the two transmission shafts are rotatably connected with the inner surface of the support tube.

[0018] Furthermore, the lower ends of the two positioning plates are fixedly connected to the bottom wall of the inner cavity of the float, the lower outer surface of the connecting line is fixedly connected to the upper inner surface of the protective filter, and the outer surface of the connecting line is slidably connected to the lower inner surface of the float.

[0019] 3. Beneficial effects

[0020] Compared with the prior art, the advantages of the present invention are:

[0021] This solution can convert solar energy into electrical energy and store it through an energy supply mechanism when water quality monitoring is required in environmental science and engineering, providing the monitoring probe with the power required for monitoring. The positioning component can be used in conjunction with the positioning piece to fix the position of the probe during water quality monitoring to prevent the probe from drifting with the water. The monitoring component can be used in conjunction with the fixing piece to protect the probe, prevent impurities from adhering to the probe surface and affecting the monitoring effect. The detectable water level depth can also be adjusted to improve the monitoring effect of the probe. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0023] Figure 2 It is a schematic diagram of the energy supply mechanism of the present invention;

[0024] Figure 3 It is a schematic diagram of the monitoring mechanism of the present invention;

[0025] Figure 4 It is a schematic diagram of the positioning component of the present invention;

[0026] Figure 5 It is a schematic diagram of a positioning member of the present invention;

[0027] Figure 6It is a schematic diagram of the monitoring component of the present invention;

[0028] Figure 7 It is a schematic diagram of a fixing member of the present invention.

[0029] Description of the numbers in the figure:

[0030] 1. Alarm; 2. Energy supply mechanism; 21. Positioning ring; 22. Bracket; 23. Solar panel; 24. Electric controller; 3. Monitoring mechanism; 31. Floating body; 32. Positioning assembly; 321. Motor 1; 322. Bevel gear set; 323. Transmission rod; 324. Bevel gear 1; 325. Positioning member; 3251. Bevel gear 2; 3252. Transmission shaft; 3253. Reel 1; 3254. Positioning rope; 3255. Counterweight; 3256, positioning plate one; 326, partition; 327, support tube; 33, monitoring component; 331, motor two; 332, transmission tube; 333, reel two; 334, connecting line; 335, probe body; 336, fixing piece; 3361, straight telescopic rod; 3362, arc plate; 3363, silicone pad; 3364, arc telescopic rod; 337, protective filter; 338, positioning plate two; 4, battery. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making creative work are within the scope of protection of the present invention.

[0032] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "mounted / connected", "connected", etc. should be understood in a broad sense. For example, "connected" 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.

[0034] Example:

[0035] See also Figure 1-7 A water quality monitoring probe for environmental science and engineering includes an alarm 1, an energy supply mechanism 2 is fixedly connected to the upper end of the alarm 1, a monitoring mechanism 3 is fixedly connected to the lower part of the energy supply mechanism 2, and a battery 4 is fixedly connected to the upper part of the monitoring mechanism 3.

[0036] This solution can convert solar energy into electrical energy through the cooperation of the energy supply mechanism 2 and the battery 4, and store it in the battery 4 to provide the monitoring mechanism 3 with the electrical energy required for operation, so that the monitoring mechanism 3 can monitor the water quality for a long time. By cooperating with the energy supply mechanism 2 and the monitoring mechanism 3, the water quality can be monitored more stably, thereby improving the accuracy of the monitoring data.

[0037] See also Figure 1-2 The energy supply mechanism 2 includes a positioning ring 21, a bracket 22 is fixedly connected to the upper end of the alarm 1, three solar panels 23 are fixedly connected to the outer surface of the bracket 22, an electric controller 24 is fixedly connected to the inner surface of the bracket 22, and the upper end of the electric controller 24 is fixedly connected to the lower end of the alarm 1.

[0038] This solution converts solar energy into electrical energy through three solar panels 23, providing the monitoring mechanism 3 with the electrical energy required for operation. The electric controller 24 is matched and connected with the monitoring center to realize the function of remote monitoring of water quality, and the probe can be controlled by controlling the electric controller 24 to monitor the water level, which is more convenient.

[0039] See also Figure 3-7 The monitoring mechanism 3 includes a float 31 , a positioning component 32 is fixedly connected to the inner cavity of the float 31 , and a monitoring component 33 is fixedly connected to the bottom wall of the inner cavity of the float 31 .

[0040] The positioning assembly 32 includes a motor 321, the lower end of which is fixedly connected to the upper end of the float 31, the output end of the motor 321 is fixedly connected to a bevel gear set 322 through a coupling, the inner surface of the bevel gear set 322 is fixedly connected to a transmission rod 323, the outer surface of the transmission rod 323 is rotatably connected to the inner surface of the float 31, the lower end of the transmission rod 323 is fixedly connected to a bevel gear 324, the outer surface of the bevel gear 324 is meshingly connected to two positioning members 325, the two positioning members 325 are externally connected to a support tube 327 for common rotation, the support tube 327 is fixedly connected to the top wall of the inner cavity of the float 31 up and down, the lower end of the support tube 327 is fixedly connected to a partition 326, and the outer surface of the partition 326 is fixedly connected to the inner cavity of the float 31.

[0041] The positioning member 325 includes a bevel gear 2 3251, the outer surfaces of the two bevel gears 2 3251 are meshed with the outer surface of the bevel gear 1 324, the inner surface of the bevel gear 2 3251 is fixedly connected with a transmission shaft 3252, the outer surfaces of the two transmission shafts 3252 are rotatably connected with the inner surface of the support tube 327, the outer surface of the transmission shaft 3252 is fixedly connected with a reel 1 3253, the outer surface of the reel 1 3253 is wrapped with a positioning rope 3254, the lower end of the positioning rope 3254 is fixedly connected with a counterweight 3255, the end of the transmission shaft 3252 away from the bevel gear 2 3251 is rotatably connected with a positioning plate 1 3256, and the lower end of the positioning plate 1 3256 is fixedly connected to the upper end of the partition 326.

[0042] The monitoring component 33 includes a motor 331, the output end of the motor 331 is fixedly connected to a transmission tube 332 through a coupling, the outer surface of the transmission tube 332 is fixedly connected to a reel 333, the outer surface of the transmission tube 332 is rotatably connected to two positioning plates 338, the lower ends of the two positioning plates 338 are fixedly connected to the bottom wall of the inner cavity of the float 31, the outer surface of the reel 333 is wrapped with a connecting line 334, the lower outer surface of the connecting line 334 is fixedly connected to the upper inner surface of the protective filter 337, the outer surface of the connecting line 334 is slidably connected to the lower inner surface of the float 31, the lower end of the connecting line 334 is fixedly connected to a probe body 335, the outer surface of the probe body 335 is movably connected to a fixing part 336, and the outside of the fixing part 336 is fixedly connected to the protective filter 337.

[0043] The fixing part 336 includes three straight telescopic rods 3361, and the ends of the three straight telescopic rods 3361 close to each other are fixedly connected to the arc plates 3362, and the ends of the three arc plates 3362 close to each other are fixedly connected to the silicone pads 3363. The inner surfaces of the three silicone pads 3363 are tightly attached to the outer surface of the probe body 335, and the ends of the three arc plates 3362 close to each other are fixedly connected to the arc telescopic rods 3364.

[0044] This solution determines the position monitored by the probe through the buoyancy of the float 31, and uses the electronic controller 24 to control the motor 321 to start, so that the bevel gear set 322 transmits the force of the motor 321 to the transmission rod 323, and the transmission rod 323 drives the bevel gear 1 324 to rotate. Because the outer surfaces of the two bevel gears 2 3251 are meshed with the outer surface of the bevel gear 1 324, when the bevel gear 1 324 rotates, it will drive the two bevel gears 2 3251 to rotate, and the rotation of the two bevel gears 2 3251 will respectively drive the two transmission shafts 3252 to rotate on the inner surface of the support tube 327. At this time, the two reels 1 3253 located on the outer surfaces of the two transmission shafts 3252 will also rotate, releasing the positioning rope 3254, so that the counterweight block 3255 can fall to the bottom of the water, thereby determining the monitored position and preventing the probe from drifting with the water and being lost during the monitoring process.

[0045] The position of the probe body 335 is fixed by the cooperation of the three arc plates 3362 and the three silicone pads 3363. The three arc plates 3362 are pulled outward to expand the circle between the three arc plates 3362. At this time, the three straight telescopic rods 3361 and the three arc telescopic rods 3364 will shrink, and the probe body 335 will be placed in the center of the three silicone pads 3363. When the external force disappears, the three arc plates 3362 and the three silicone pads 3363 will fix it under the joint action of the three straight telescopic rods 3361 and the three arc telescopic rods 3364, which can effectively avoid the collision between the probe body 335 and the protective filter 337 during the water quality monitoring process and cause damage. The protective filter 337 can effectively prevent impurities from being adsorbed on the outer surface of the probe body 335 and reducing the monitoring effect.

[0046] During the monitoring process, if it is necessary to monitor the water quality at different water level depths, the electronic controller 24 can be used to control the start of the motor 2 331, so that the transmission tube 332 rotates on the inner surface of the two positioning plates 2 338 under the action of the motor 2 331. When the transmission tube 332 rotates, it will cause the reel 2 333 located on its outer surface to rotate, thereby achieving the purpose of lowering the connecting line 334 wound on the outer surface of the reel 2 333. When it is lowered to the target depth, the electronic controller 24 can be used to control the motor 2 331 to stop working.

[0047] It should be noted that the specific installation methods, circuit connection methods and control methods of the alarm 1, solar panel 23, electric controller 24, motor 1 321, motor 2 331 and probe body 335 in the present invention are all conventional designs and will not be elaborated in detail in the present invention.

[0048] Working principle: When water quality monitoring is required in environmental science and engineering, the probe body 335 is first protected, and the three arc plates 3362 and the three silicone pads 3363 fix the probe body 335 under the joint action of the three straight telescopic rods 3361 and the three arc telescopic rods 3364 to avoid collision and damage between the probe body 335 and the protective filter 337 during water quality monitoring. The use of the protective filter 337 can effectively prevent impurities from being adsorbed on the outer surface of the probe body 335 and reducing the monitoring effect.

[0049] After the probe body 335 is well protected, its monitoring point needs to be determined to prevent it from being lost due to drifting with the water. The electric controller 24 is used to control the motor 321 to start, so that the bevel gear set 322 transmits the force of the motor 321 to the transmission rod 323, and the transmission rod 323 drives the bevel gear 1 324 to rotate. When the bevel gear 1 324 rotates, it will drive the two bevel gears 2 3251 to rotate. The rotation of the two bevel gears 2 3251 will respectively drive the two transmission shafts 3252 to rotate on the inner surface of the support tube 327. At this time, the two reels 1 3253 located on the outer surface of the two transmission shafts 3252 will also rotate, and the positioning rope 3254 will be released, so that the counterweight block 3255 can fall to the bottom of the water, thereby determining the monitoring position to prevent the probe from being lost due to drifting with the water during the monitoring process.

[0050] Finally, if it is necessary to monitor the water quality at different water depths, the electric controller 24 can be used to control the motor 2 331 to start, so that the transmission tube 332 rotates on the inner surface of the two positioning plates 2 338 under the action of the motor 2 331. When the transmission tube 332 rotates, it will cause the reel 2 333 located on its outer surface to rotate, thereby achieving the purpose of lowering the connecting line 334 wound on the outer surface of the reel 2 333. When it is lowered to the target depth, the electric controller 24 is used to control the motor 2 331 to stop working, thereby achieving the purpose of monitoring the water quality at different water depths.

[0051] The above is only a preferred specific implementation of the present invention; however, the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and its improved conception within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A water quality monitoring probe for environmental science and engineering, comprising an alarm (1), characterized in that: The upper end of the alarm (1) is fixedly connected to a power supply mechanism (2), the lower part of the power supply mechanism (2) is fixedly connected to a monitoring mechanism (3), and the upper part of the monitoring mechanism (3) is fixedly connected to a storage battery (4).

2. A water quality monitoring probe for environmental science and engineering according to claim 1, characterized in that: The energy supply mechanism (2) comprises a positioning ring (21), the upper end of the alarm (1) is fixedly connected to a bracket (22), the outer surface of the bracket (22) is fixedly connected to three solar panels (23), the inner surface of the bracket (22) is fixedly connected to an electric controller (24), and the upper end of the electric controller (24) is fixedly connected to the lower end of the alarm (1).

3. The water quality monitoring probe for environmental science and engineering according to claim 1, characterized in that: The monitoring mechanism (3) comprises a float (31), the inner cavity of the float (31) is fixedly connected to a positioning component (32), and the bottom wall of the inner cavity of the float (31) is fixedly connected to a monitoring component (33).

4. A water quality monitoring probe for environmental science and engineering according to claim 3, characterized in that: The positioning assembly (32) comprises a motor 1 (321), the output end of the motor 1 (321) is fixedly connected to a bevel gear set (322) via a coupling, the inner surface of the bevel gear set (322) is fixedly connected to a transmission rod (323), the lower end of the transmission rod (323) is fixedly connected to a bevel gear 1 (324), the outer surface of the bevel gear 1 (324) is meshingly connected to two positioning members (325), the two positioning members (325) are externally connected to a support tube (327) for common rotation, and the lower end of the support tube (327) is fixedly connected to a partition plate (326).

5. The water quality monitoring probe for environmental science and engineering according to claim 4, characterized in that: The positioning member (325) comprises a second bevel gear (3251), the inner surface of the second bevel gear (3251) is fixedly connected to a transmission shaft (3252), the outer surface of the transmission shaft (3252) is fixedly connected to a first reel (3253), the outer surface of the first reel (3253) is wound with a positioning rope (3254), the lower end of the positioning rope (3254) is fixedly connected to a counterweight (3255), and one end of the transmission shaft (3252) away from the second bevel gear (3251) is rotatably connected to a first positioning plate (3256), and the lower end of the first positioning plate (3256) is fixedly connected to the upper end of the partition (326).

6. The water quality monitoring probe for environmental science and engineering according to claim 3, characterized in that: The monitoring component (33) comprises a second motor (331), the output end of the second motor (331) is fixedly connected to a transmission tube (332) via a coupling, the outer surface of the transmission tube (332) is fixedly connected to a second reel (333), the outer surface of the transmission tube (332) is rotatably connected to two second positioning plates (338), the outer surface of the second reel (333) is wound with a connecting wire (334), the lower end of the connecting wire (334) is fixedly connected to a probe body (335), the outer surface of the probe body (335) is movably connected to a fixing member (336), and the outside of the fixing member (336) is fixedly connected to a protective filter (337).

7. A water quality monitoring probe for environmental science and engineering according to claim 6, characterized in that: The fixing member (336) includes three straight telescopic rods (3361), and the ends of the three straight telescopic rods (3361) close to each other are fixedly connected to an arc plate (3362), and the ends of the three arc plates (3362) close to each other are fixedly connected to a silicone pad (3363), and the inner surfaces of the three silicone pads (3363) are tightly attached to the outer surface of the probe body (335), and the ends of the three arc plates (3362) close to each other are fixedly connected to an arc telescopic rod (3364).

8. The water quality monitoring probe for environmental science and engineering according to claim 4, characterized in that: The lower end of the motor 1 (321) is fixedly connected to the upper end of the float (31), the outer surface of the transmission rod (323) is rotatably connected to the inner surface of the float (31), the upper and lower parts of the support tube (327) are fixedly connected to the top wall of the inner cavity of the float (31), and the outer surface of the partition (326) is fixedly connected to the inner cavity of the float (31).

9. The water quality monitoring probe for environmental science and engineering according to claim 5, characterized in that: The outer surfaces of the two bevel gears (3251) are meshingly connected with the outer surface of the bevel gear (324), and the outer surfaces of the two transmission shafts (3252) are rotatably connected with the inner surface of the support tube (327).

10. The water quality monitoring probe for environmental science and engineering according to claim 6, characterized in that: The lower ends of the two positioning plates (338) are fixedly connected to the bottom wall of the inner cavity of the float (31), the lower outer surface of the connecting line (334) is fixedly connected to the upper inner surface of the protective filter (337), and the outer surface of the connecting line (334) is slidably connected to the lower inner surface of the float (31).

Citation Information

Patent Citations

  • High-precision online water quality monitoring probe

    CN221100722U