Multi-point detection device for water environment evaluation

Abstract

The utility model discloses a multi-point detection device for water environment evaluation, and belongs to the technical field of environment monitoring equipment. The method is used for solving the problems that a traditional water environment evaluation detection mode is time-consuming and labor-consuming, multi-point synchronous detection is difficult to realize, and the monitoring efficiency and accuracy are limited. The rotating mechanism is arranged on the movable frame, and the sampling mechanism, the adjusting mechanism and the detection table are all arranged on the rotating mechanism. The device is high in automation degree, reduces manual intervention, improves working efficiency, can flexibly adapt to sampling requirements of different water areas and depths, realizes multi-point synchronous sampling, improves accuracy and reliability of detection results, is compact in structure, high in integration degree, convenient to carry and transport, suitable for various field operation environments and high in practicability. Different detection sensors and reagents can be prepared according to requirements, different water quality detection requirements are met, detection is directly carried out after sampling, inspection labs are not needed, timely detection is guaranteed, and the detection efficiency and accuracy are improved.

Description

Technical Field

[0001] This utility model belongs to the field of environmental monitoring equipment technology, and in particular relates to a multi-point detection device for water environment assessment. Background Technology

[0002] Monitoring water environmental quality is crucial for protecting water resources, maintaining ecological balance, and safeguarding human health. Traditional water environment assessment and testing methods often rely on manual sampling followed by laboratory analysis. This approach is not only time-consuming and labor-intensive but also difficult to implement simultaneous multi-point testing, limiting the efficiency and accuracy of monitoring. Therefore, developing a water environment assessment device capable of automatic, rapid, and multi-point sampling is of paramount importance. Utility Model Content

[0003] The purpose of this invention is to provide a multi-point detection device for water environment assessment, which solves the problems that traditional water environment assessment and detection methods are not only time-consuming and labor-intensive, but also difficult to achieve multi-point synchronous detection, thus limiting the efficiency and accuracy of monitoring.

[0004] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a multi-point detection device for water environment assessment, comprising a mobile frame, a rotating mechanism, a sampling mechanism, an adjusting mechanism, and a detection platform, wherein the rotating mechanism is mounted on the mobile frame, and the sampling mechanism, the adjusting mechanism, and the detection platform are all mounted on the rotating mechanism.

[0005] Furthermore, the rotating mechanism includes a rotating motor and a turntable. The rotating motor is located in the middle of the lower end face of the mobile frame, and the rotating shaft of the rotating motor passes vertically upward through the mobile frame and is fixedly connected to the middle of the lower end face of the turntable.

[0006] Furthermore, the sampling mechanism includes a sampling tube, a pump, a pipette, and a sampling assembly. The pump, pipette, and sampling assembly are all mounted on a turntable. The input and output ends of the pump are connected to the sampling tube and the pipette, respectively, through connecting pipes. The output end of the pipette is positioned above the sampling assembly and corresponds to the sampling assembly.

[0007] Furthermore, the sampling assembly includes a stepper motor, a second turntable, and multiple sampling containers. The stepper motor is located on the lower end face of the turntable. The second rotating shaft of the stepper motor passes vertically upward through the first turntable and is fixedly connected to the middle of the lower end face of the second turntable. Multiple receiving slots are evenly distributed circumferentially on the upper end face of the second turntable. The multiple receiving slots are arranged one-to-one with the multiple sampling containers and are set in accordance with the stepping frequency of the stepper motor. The sampling containers are detachably installed in the receiving slots, and the output end of the pipette is located directly above one of the receiving slots.

[0008] Furthermore, the adjustment mechanism includes a longitudinal adjustment unit and a lateral adjustment unit. The longitudinal adjustment unit is vertically mounted on the turntable, and the lateral adjustment unit slides up and down and is horizontally mounted on the longitudinal adjustment unit.

[0009] Furthermore, the longitudinal adjustment unit includes a support plate and a telescopic cylinder. The support plate is vertically mounted on the turntable. A groove is vertically opened in the middle of the outer side wall of the support plate. A slide rail is vertically provided on the left and right inner side walls of the groove. The telescopic cylinder is located in the middle of the upper end face of the support plate. The telescopic rod of the telescopic cylinder is vertically inserted into the groove.

[0010] Furthermore, the lateral adjustment unit includes a second support plate, a second telescopic cylinder, a sliding plate, and a mounting plate. The second support plate is horizontally arranged, with one end of the second support plate set in a groove of the first support plate and fixedly connected to a telescopic rod inserted into the groove. The left and right sides of one end of the second support plate are slidably connected to two slide rails in the first support plate, respectively. A slide groove is opened along the length direction on the upper end face of the second support plate. The second telescopic cylinder is set on the second support plate and located near the end of the slide rail close to the first support plate. Slide rails are horizontally arranged on the left and right inner side walls of the slide rail, respectively. The telescopic rod of the second telescopic cylinder is fixedly connected to the end face of the first sliding plate. The left and right sides of the lower end of the sliding plate are slidably connected to the corresponding slide rails, respectively. The lower end of the sliding plate is fixedly connected to the upper end of the mounting plate through a connector. Slide rails are horizontally arranged on the left and right sides of the lower end face of the second support plate, respectively. The left and right sides of the upper end of the mounting plate are slidably connected to the corresponding slide rails, respectively. The lower end of the mounting plate is fixedly connected to the upper end of the sampling tube.

[0011] Furthermore, the detection station is set on the turntable and is correspondingly set with the sampling component.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. This utility model has a high degree of automation. By integrating a rotating mechanism, a sampling mechanism, an adjusting mechanism, and a testing platform, it realizes fully automated operation from sampling to testing, reducing manual intervention and improving work efficiency.

[0014] 2. This utility model has strong multi-point sampling capability. Through the cooperation of the rotation mechanism and the adjustment mechanism, it can flexibly adapt to the sampling needs of different water areas and depths, and realize multi-point synchronous sampling.

[0015] 3. This utility model has high precision. It adopts high-precision motors, cylinders and sensors to ensure precise control of the sampling process and improve the accuracy and reliability of the test results.

[0016] 4. This utility model has a compact structure, high integration, is easy to carry and transport, and is suitable for various field operation environments.

[0017] 5. This utility model has strong scalability. The testing station adopts a modular design and can be equipped with different detection sensors and reagents as needed to meet different water quality testing requirements. After sampling, the test can be performed directly without sending it to a laboratory, ensuring timely testing and improving testing efficiency and accuracy. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of this utility model. Figure 1 ;

[0019] Figure 2 This is a schematic diagram of the structure of this utility model. Figure 2 ;

[0020] Figure 3 This is a schematic diagram of the structure of this utility model. Figure 3 ;

[0021] Figure 4 This is a schematic diagram of the structure of this utility model. Figure 4 ;

[0022] Figure 5 This is a schematic diagram of the structure of this utility model. Figure 5 .

[0023] The component names and reference numerals in the above figures are as follows:

[0024] 1. Mobile frame; 2. Rotary motor; 3. Rotary shaft one; 4. Stepper motor; 5. Rotary shaft two; 6. Turntable one; 7. Turntable two; 8. Sampling container; 9. Pump; 10. Pipette; 11. Support plate one; 12. Telescopic cylinder one; 13. Telescopic cylinder two; 14. Telescopic rod two; 15. Sliding plate one; 16. Slide groove; 17. Support plate two; 18. Mounting plate; 19. Sampling tube; 20. Testing table; 21. Slide rail one; 22. Telescopic rod one; 23. Slide rail two; 24. Slide rail three. Detailed Implementation

[0025] The technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of this utility model. Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the protection scope of this utility model.

[0026] Detailed implementation methods: such as Figures 1-5 As shown in the figure, this embodiment discloses a multi-point detection device for water environment assessment, including a mobile frame 1, a rotating mechanism, a sampling mechanism, an adjusting mechanism, and a detection platform 20. The rotating mechanism is mounted on the mobile frame 1, and the sampling mechanism, the adjusting mechanism, and the detection platform 20 are all mounted on the rotating mechanism.

[0027] Furthermore, the rotating mechanism includes a rotating motor 2 and a turntable 6. The rotating motor 2 is located in the middle of the lower end face of the mobile frame 1, and the rotating shaft 3 of the rotating motor 2 passes vertically upward through the mobile frame 1 and is fixedly connected to the middle of the lower end face of the turntable 6.

[0028] Furthermore, the sampling mechanism includes a sampling tube 19, a pump 9, a pipette 10, and a sampling assembly. The pump 9, the pipette 10, and the sampling assembly are all mounted on a turntable 6. The input and output ends of the pump 9 are connected to the sampling tube 19 and the pipette 10 respectively through connecting pipes. The output end of the pipette 10 is positioned above the sampling assembly and is correspondingly positioned to the sampling assembly.

[0029] Furthermore, the sampling assembly includes a stepper motor 4, a turntable 7, and multiple sampling containers 8. The stepper motor 4 is disposed on the lower end face of the turntable 6. The rotating shaft 5 of the stepper motor 4 passes vertically upward through the turntable 6 and is fixedly connected to the middle of the lower end face of the turntable 7. Multiple receiving slots are evenly distributed circumferentially on the upper end face of the turntable 7. The multiple receiving slots are arranged one-to-one with the multiple sampling containers 8 and are set in accordance with the stepping frequency of the stepper motor 4. The sampling containers 8 are detachably disposed in the receiving slots. The output end of the pipette 10 is disposed directly above one of the receiving slots.

[0030] Furthermore, the adjustment mechanism includes a longitudinal adjustment unit and a lateral adjustment unit. The longitudinal adjustment unit is vertically mounted on the turntable 6, and the lateral adjustment unit slides up and down and is horizontally mounted on the longitudinal adjustment unit.

[0031] Furthermore, the longitudinal adjustment unit includes a support plate 11 and a telescopic cylinder 12. The support plate 11 is vertically mounted on the turntable 6. A groove is vertically opened in the middle of the outer side wall of the support plate 11. Slide rails 21 are vertically provided on the left and right inner side walls of the groove. The telescopic cylinder 12 is located in the middle of the upper end face of the support plate 11. The telescopic rod 22 of the telescopic cylinder 12 is vertically inserted into the groove.

[0032] Furthermore, the lateral adjustment unit includes a second support plate 17, a second telescopic cylinder 13, a sliding plate 15, and a mounting plate 18. The second support plate 17 is horizontally arranged, with one end of the second support plate 17 positioned within a groove in the first support plate 11 and fixedly connected to a telescopic rod 22 inserted into the groove. The left and right sides of one end of the second support plate 17 are slidably connected to two slide rails 21 within the first support plate 11, respectively. A sliding groove 16 is formed along the length of the upper surface of the second support plate 17. The second telescopic cylinder 13 is mounted on the second support plate 17 and located at the end of the sliding groove 15 near the first support plate 11. Slide rails 23 are horizontally provided on the left and right inner walls of the groove 16. The telescopic rod 14 of the telescopic cylinder 13 is fixedly connected to one end face of the sliding plate 15. The left and right sides of the lower end of the sliding plate 15 are slidably connected to the corresponding slide rails 23. The lower end of the sliding plate 15 is fixedly connected to the upper end of the mounting plate 18 through a connector. Slide rails 24 are horizontally provided on the left and right sides of the groove 16 on the lower end face of the support plate 17. The left and right sides of the upper end of the mounting plate 18 are slidably connected to the corresponding slide rails 24. The lower end of the mounting plate 18 is fixedly connected to the upper end of the sampling tube 19.

[0033] Furthermore, the detection stage 20 is mounted on the turntable 6 and is configured correspondingly to the sampling component.

[0034] Mobile Frame 1: The mobile frame 1 is made of high-strength, lightweight alloy material, possessing excellent load-bearing capacity and corrosion resistance. The bottom of the mobile frame 1 is equipped with high-performance off-road tires, ensuring smooth movement across various terrains. The mobile frame 1 is equipped with a fixed bracket for mounting the rotating mechanism.

[0035] Rotating mechanism:

[0036] Rotary motor 2: Rotary motor 2 is a low-power, high-torque brushless DC motor, connected to rotating shaft 3 via a reducer to ensure stable rotation of turntable 6. Rotary motor 2 has a built-in encoder for precise control of rotation angle and speed.

[0037] Turntable 6: Turntable 6 is made of lightweight, high-strength aluminum alloy with a rust-proof surface treatment. A mounting hole matching the rotating shaft 3 is located in the center of turntable 6 to ensure effective transmission of the driving force of the rotating motor 2. Multiple mounting positions are evenly distributed along the edge of turntable 6 for fixing the sampling mechanism, adjustment mechanism, and detection platform 20.

[0038] Sampling agency:

[0039] Sampling tube 19: Sampling tube 19 is made of stainless steel with a smooth inner wall to reduce water sample residue inside the tube. An adjustable sampling valve is provided at the lower end of sampling tube 19 to control the sampling volume.

[0040] Pump 9: Pump 9 is connected to sampling tube 19 and pipette 10 via a hose. The pump body is equipped with a pressure sensor and a flow controller to ensure precise control of the sampling process.

[0041] Pipette 10: Made of transparent polytetrafluoroethylene (PTFE) material for easy observation of water sample transfer. A precision flow control valve is located at the lower end of the pipette for accurate control of the water sample transfer volume.

[0042] Sampling components:

[0043] Stepper motor 4: A high-precision stepper motor is selected and connected to the rotating shaft 5 through a reducer to ensure the precise rotation of the turntable 7.

[0044] Turntable 2 7: Made of the same material and manufacturing process as turntable 1 6, with multiple evenly distributed slots on the surface for placing sampling containers 8.

[0045] Sampling Container 8: Made of transparent glass or plastic, it has good sealing performance to prevent water sample evaporation and contamination. A unique identification code is located on the bottom of the container to distinguish water samples from different sampling points.

[0046] Regulation mechanism:

[0047] Longitudinal adjustment unit:

[0048] Support plate 11: Made of high-strength steel plate with powder coating to prevent rust. The lower end of support plate 11 is equipped with a mounting bracket that matches the rotating mechanism, ensuring stable installation of the entire adjustment mechanism.

[0049] Telescopic cylinder 12: A high-precision cylinder is selected, and precise telescopic movement is achieved through a solenoid valve and controller. The lower end of the telescopic rod 22 of the cylinder is equipped with a connector that matches the support plate 17.

[0050] Lateral adjustment unit:

[0051] Support plate 2 17: Made of the same material and manufacturing process as support plate 1 11, with a groove 16 and a slide rail 3 24 on the surface for mounting sliding plate 15 and mounting plate 18.

[0052] Telescopic cylinder 2 13: Also a high-precision cylinder, it achieves precise extension and retraction through a solenoid valve and controller. The telescopic rod 2 14 of the cylinder is fixedly connected to one end of the sliding plate 15.

[0053] Sliding plate 15: Made of lightweight alloy material, the lower end of sliding plate 15 matches the slide rail 23 in the slide groove 16 on support plate 2 17 to ensure smooth and precise sliding process.

[0054] Mounting plate 18: Used to fix sampling tube 19, made of high-strength steel plate, with connecting parts on the surface that match sliding plate 15 and slide rail 24.

[0055] Testing station 20: It adopts a modular design and can be equipped with different detection sensors and reagents as needed, such as pH sensor, dissolved oxygen sensor, turbidity sensor, etc., for preliminary detection of water samples.

[0056] Workflow:

[0057] Initialization: Move the device to the water area to be tested, turn on the power, and perform initialization settings, including calibration of the rotation mechanism, adjustment mechanism, and testing platform.

[0058] Select sampling point: Enter the coordinates of the sampling point through the control panel or select the preset sampling scheme, start the rotating motor 2, and drive the turntable 6 to rotate to the target sampling point.

[0059] Adjusting the sampling position: Telescopic cylinder 12 and telescopic cylinder 23 work together to precisely position the sampling tube 19 to the target water depth through longitudinal and lateral adjustments.

[0060] Sampling: Pump 9 starts, drawing water sample through sampling tube 19 and transferring it to the currently aligned sampling container 8 via pipette 10. During sampling, the flow controller and pressure sensor monitor the sampling volume and pressure in real time to ensure precise control of the sampling process.

[0061] Replace sampling container 8: Stepper motor 4 drives turntable 2 7 to rotate, so that the next sampling container 8 is aligned with the pipette 10 below, and the sampling process is repeated until all preset points are sampled.

[0062] Testing: After sampling, some or all of the water sample is transferred to testing station 20 for preliminary testing. The test results are displayed in real time on the screen and can be transmitted wirelessly to the remote monitoring center.

[0063] Data recording and analysis: After the test is completed, the test data is recorded in the storage device and can be analyzed and processed by dedicated software to generate a water quality assessment report.

[0064] The detection device of this invention has significant social and economic benefits, and provides a powerful tool for the scientific assessment of water environment quality.

[0065] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of the equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0066] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A multi-point detection device for water environment assessment, characterized in that: It includes a mobile frame (1), a rotating mechanism, a sampling mechanism, an adjusting mechanism, and a testing platform (20). The rotating mechanism is mounted on the mobile frame (1), and the sampling mechanism, the adjusting mechanism, and the testing platform (20) are all mounted on the rotating mechanism.

2. The multi-point detection device for water environment assessment according to claim 1, characterized in that: The rotating mechanism includes a rotating motor (2) and a turntable (6). The rotating motor (2) is located in the middle of the lower end face of the mobile frame (1). The rotating shaft (3) of the rotating motor (2) passes vertically upward through the mobile frame (1) and is fixedly connected to the middle of the lower end face of the turntable (6).

3. The multi-point detection device for water environment assessment according to claim 2, characterized in that: The sampling mechanism includes a sampling tube (19), a pump (9), a pipette (10), and a sampling assembly. The pump (9), the pipette (10), and the sampling assembly are all mounted on a turntable (6). The input and output ends of the pump (9) are connected to the sampling tube (19) and the pipette (10) respectively through connecting pipes. The output end of the pipette (10) is mounted above the sampling assembly and is correspondingly mounted to the sampling assembly.

4. The multi-point detection device for water environment assessment according to claim 3, characterized in that: The sampling assembly includes a stepper motor (4), a turntable (7), and multiple sampling containers (8). The stepper motor (4) is located on the lower end face of the turntable (6). The rotating shaft (5) of the stepper motor (4) passes vertically upward through the turntable (6) and is fixedly connected to the middle of the lower end face of the turntable (7). Multiple receiving slots are evenly distributed around the upper end face of the turntable (7). The multiple receiving slots are correspondingly set with the multiple sampling containers (8) and are set with the stepping frequency of the stepper motor (4). The sampling containers (8) are detachably set in the receiving slots. The output end of the pipette (10) is located directly above one of the receiving slots.

5. A multi-point detection device for water environment assessment according to claim 4, characterized in that: The adjustment mechanism includes a longitudinal adjustment unit and a lateral adjustment unit. The longitudinal adjustment unit is vertically mounted on the turntable (6), and the lateral adjustment unit slides up and down and is horizontally mounted on the longitudinal adjustment unit.

6. The multi-point detection device for water environment assessment according to claim 5, characterized in that: The longitudinal adjustment unit includes a support plate (11) and a telescopic cylinder (12). The support plate (11) is vertically mounted on the turntable (6). A groove is vertically opened on the middle of the outer side wall of the support plate (11). Slide rails (21) are vertically mounted on the left and right inner side walls of the groove. The telescopic cylinder (12) is located in the middle of the upper end face of the support plate (11). The telescopic rod (22) of the telescopic cylinder (12) is vertically inserted into the groove.

7. A multi-point detection device for water environment assessment according to claim 6, characterized in that: The lateral adjustment unit includes a second support plate (17), a second telescopic cylinder (13), a sliding plate (15), and a mounting plate (18). The second support plate (17) is horizontally arranged, with one end of the second support plate (17) set in the groove of the first support plate (11) and fixedly connected to the first telescopic rod (22) inserted into the groove. The left and right sides of one end of the second support plate (17) are slidably connected to two slide rails (21) in the first support plate (11). A slide groove (16) is opened along the length direction on the upper surface of the second support plate (17). The second telescopic cylinder (13) is set on the second support plate (17) and located on the slide groove (16) near one end of the first support plate (11). (16) Slides 2 (23) are horizontally provided on the left and right inner walls respectively. The telescopic rod 2 (14) of telescopic cylinder 2 (13) is fixedly connected to one end face of sliding plate (15). The left and right sides of the lower end of sliding plate (15) are slidably connected to the corresponding slides 2 (23) respectively. The lower end of sliding plate (15) is fixedly connected to the upper end of mounting plate (18) through connector. The lower end face of support plate 2 (17) is horizontally provided on the left and right sides of slide groove (16) respectively. The left and right sides of the upper end of mounting plate (18) are slidably connected to the corresponding slides 3 (24) respectively. The lower end of mounting plate (18) is fixedly connected to the upper end of sampling tube (19).

8. A multi-point detection device for water environment assessment according to claim 7, characterized in that: The detection station (20) is set on the turntable (6) and is set in accordance with the sampling component.

Images