Water environment monitoring device for plankton

Abstract

The utility model discloses a water environment monitoring device for plankton. The water environment monitoring device comprises a multifunctional adjusting and collecting device, the multifunctional adjusting and collecting device is arranged, the lower threaded sleeve is screwed off from the bottom of the connecting frame, then the lower threaded sleeve of another matched net bag with the corresponding mesh number is replaced, and then the lower threaded sleeve is screwed into the bottom of the connecting frame in a threaded mode, so that net bags with different mesh numbers can be replaced, accessories can be replaced according to working requirements, and the cost is reduced. The upper threaded sleeve is installed at the top of the connecting frame, the sundry blocking net is arranged on the inner side of the upper threaded sleeve, the sundry blocking net can block sundries such as leaves on the water surface, the sundries on the water surface are effectively prevented from entering the net bag, use is more convenient, and the upper threaded sleeve is a selective assembly part and can be assembled by a user according to use requirements.

Description

Technical Field

[0001] This utility model relates to the field of water environment monitoring technology, specifically to a water environment monitoring device for plankton. Background Technology

[0002] Zooplankton are an important component of aquatic ecosystems. They are small in size, have short generation cycles, relatively stable community structures, and are sensitive to changes in the external environment. Therefore, zooplankton are often used as indicator species for water quality and are important indicators for monitoring aquatic ecological environment.

[0003] Existing patent application number: 201320156053.3 Automatic plankton collection device, including a drive motor that can float and move on the water surface, a motor steering device that can change the forward direction of the drive motor is installed at the front end of the drive motor, and a net for collecting plankton is installed at the rear end of the drive motor.

[0004] The aforementioned patent describes a plankton collection device. In the prior art, nets are usually used to collect plankton from the surface of the water body to be tested. However, the structure of the nets used for collecting plankton in the prior art is fixed, making it difficult to adjust and replace them with nets of different mesh sizes according to the types and sizes of plankton to be collected. It is also difficult to replace accessories according to work requirements, resulting in a limited scope of application and inconvenience in use. Therefore, we propose a water environment monitoring device for plankton to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide a water environment monitoring device for plankton, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a water environment monitoring device for plankton, comprising a multifunctional adjustable collection device, wherein the multifunctional adjustable collection device comprises a rod sleeve, a telescopic rod section, a connecting frame, an internal thread, a lower threaded sleeve, and a net. The telescopic rod section is slidably connected inside the rod sleeve, and the telescopic rod section extends outward through an opening at the tail of the rod sleeve. The tail of the telescopic rod section is connected to the connecting frame, and the inner sidewall of the connecting frame is provided with an internal thread. The bottom of the connecting frame is mated with the lower threaded sleeve, which is engaged with the lower half of the internal thread. The bottom of the lower threaded sleeve is fitted with a net.

[0007] Preferably, the top of the connecting frame is fitted with an upper threaded sleeve, which engages with the upper half of the internal thread, and a debris barrier is laid on the inner side of the upper threaded sleeve.

[0008] Preferably, the thread size of the lower threaded sleeve is the same as that of the upper threaded sleeve.

[0009] Preferably, a hinge seat is provided between the telescopic rod section and the connecting frame. One movable end of the hinge seat is connected to the telescopic rod section, and the other movable end of the hinge seat is connected to the connecting frame. The telescopic rod section and the connecting frame are hinged together through the hinge seat. The rotation angle range of the hinge seat is not less than 150 degrees, and a hinge knob is connected to the side of the hinge seat.

[0010] Preferably, the surface of the rod sleeve is provided with a labor-saving grip, and the bottom of the labor-saving grip is integrally provided with a handle sleeve. The handle sleeve is fitted onto the surface of the rod sleeve, and a positioning bolt is threaded into the bottom screw hole of the handle sleeve, and the positioning bolt is screwed into the handle sleeve and abuts against the surface of the rod sleeve.

[0011] Preferably, the grip sleeve can be fitted onto the surface of the rod sleeve or telescopic rod section, further expanding the installation range of the labor-saving grip.

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

[0013] This utility model features a multi-functional adjustment and collection device. By unscrewing the lower threaded sleeve from the bottom of the connecting frame, replacing it with another lower threaded sleeve of the corresponding mesh size, and then screwing the lower threaded sleeve back into the bottom of the connecting frame, different mesh size mesh bags can be replaced. The accessories can be replaced according to work requirements, thus expanding the applicability.

[0014] This utility model features an upper threaded sleeve installed on the top of the connecting frame, with a debris barrier inside the upper threaded sleeve. The debris barrier can block debris such as leaves from the water surface, effectively preventing debris from entering the net and making it more convenient to use. The upper threaded sleeve is an optional accessory that users can assemble according to their needs. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the connecting frame structure of this utility model;

[0017] Figure 3 This is a schematic diagram of the hinge seat structure of this utility model;

[0018] Figure 4 This is a schematic diagram of the labor-saving grip structure of this utility model.

[0019] In the diagram: Multifunctional adjustment and acquisition device-1, pole sleeve-11, telescopic pole section-12, connecting frame-13, internal thread-14, lower thread sleeve-15, net bag-151, upper thread sleeve-16, debris barrier-161, hinge seat-17, hinge knob-171, effort-saving grip-18, handle sleeve-181, positioning bolt-182. Detailed Implementation

[0020] To further explain the technical solution of this utility model, a detailed description is provided below through specific embodiments.

[0021] Please see Figure 1-3 This utility model provides a water environment monitoring device for plankton, including a multi-functional adjustable collection device 1. The multi-functional adjustable collection device 1 includes a rod sleeve 11, a telescopic rod section 12, a connecting frame 13, an internal thread 14, a lower threaded sleeve 15, and a net 151. The telescopic rod section 12 is slidably connected inside the rod sleeve 11. The telescopic rod section 12 extends outward through the opening at the tail of the rod sleeve 11. The tail of the telescopic rod section 12 is connected to the connecting frame 13. The inner side wall of the connecting frame 13 is provided with an internal thread 14. The bottom of the connecting frame 13 is mated with the lower threaded sleeve 15. The lower threaded sleeve 15 is engaged with the lower half of the internal thread 14. The bottom of the lower threaded sleeve 15 is fitted with a net 151, which is used to collect plankton from the water surface.

[0022] To further explain, the top of the connecting frame 13 is connected to an upper threaded sleeve 16, which engages with the upper half of the internal thread 14. A debris barrier 161 is laid inside the upper threaded sleeve 16, which serves to intercept debris on the water surface.

[0023] To further explain, the thread size specifications of the lower threaded sleeve 15 and the upper threaded sleeve 16 are the same, which allows the installation positions of the lower threaded sleeve 15 and the upper threaded sleeve 16 to be interchanged, making installation simple and unrestricted.

[0024] To further explain, a hinge seat 17 is provided between the telescopic rod section 12 and the connecting frame 13. One movable end of the hinge seat 17 is connected to the telescopic rod section 12, and the other movable end of the hinge seat 17 is connected to the connecting frame 13. The telescopic rod section 12 and the connecting frame 13 are hinged together through the hinge seat 17. The rotation angle range of the hinge seat 17 is not less than 150 degrees. A hinge knob 171 is connected to the side of the hinge seat 17. The hinge knob 171 is used to adjust the rotation torque of the hinge seat 17. Users can adjust the angle of the connecting frame 13 according to their usage habits, making it more convenient to use.

[0025] Please see Figure 4 This utility model provides a water environment monitoring device for plankton. The surface of the rod sleeve 11 is provided with a labor-saving grip 18, and the bottom of the labor-saving grip 18 is integrally provided with a handle sleeve 181. The handle sleeve 181 is fitted onto the surface of the rod sleeve 11. The bottom screw hole of the handle sleeve 181 is threaded with a positioning bolt 182, and the positioning bolt 182 is screwed into the handle sleeve 181 and abuts against the surface of the rod sleeve 11. The labor-saving grip 18 can further improve the operability and make it more convenient to use.

[0026] To further explain, the grip sleeve 181 can be fitted onto the surface of the sleeve 11 or the telescopic section 12, further expanding the installation range of the effort-saving grip 18. Users can adjust the installation position of the effort-saving grip 18 according to their own usage habits.

[0027] The working principle is as follows:

[0028] First, by setting a hinge seat 17 between the telescopic rod section 12 and the connecting frame 13, after loosening the hinge knob 171, the user can adjust the angle of the connecting frame 13 according to their usage habits. The adjustability is good and can better fit the user's operating habits. After the angle of the connecting frame 13 is adjusted, tighten the hinge knob 171 to complete the angle adjustment operation of the connecting frame 13.

[0029] Secondly, by setting up a labor-saving grip 18, the labor-saving grip 18 can be installed on the surface of the pole sleeve 11 or the telescopic pole section 12 through the grip sleeve 181. Users can adjust the installation position of the labor-saving grip 18 according to their own usage habits, and then tighten the positioning bolt 182 to lock the position of the labor-saving grip 18. With the help of the labor-saving grip 18, the operability can be further improved and the use is more convenient. The labor-saving grip 18 is an optional accessory, and users can assemble it according to their usage needs.

[0030] Third, during use, the net bag 151 with different mesh sizes can be adjusted and replaced according to the type and size of the plankton collected. The operation method is as follows: first, unscrew the lower threaded sleeve 15 from the bottom of the connecting frame 13, then replace the lower threaded sleeve 15 of another equipped net bag 151 with the corresponding mesh size, and then screw the lower threaded sleeve 15 into the bottom of the connecting frame 13. This allows for the replacement of net bags 151 with different mesh sizes. The accessories can be replaced according to the work requirements, which improves the applicability.

[0031] Fourth, by installing an upper threaded sleeve 16 on the top of the connecting frame 13, and a debris net 161 inside the upper threaded sleeve 16, the debris net 161 can block debris such as leaves on the water surface, effectively preventing debris from entering the net bag 151, making it more convenient to use. The upper threaded sleeve 16 is an optional accessory, which users can assemble according to their needs.

[0032] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A water environment monitoring device for plankton, characterized in that: The device includes a multi-functional adjustment and acquisition device (1), which includes a rod sleeve (11), a telescopic rod section (12), a connecting frame (13), an internal thread (14), a lower threaded sleeve (15), and a net (151). The telescopic rod section (12) is slidably connected inside the rod sleeve (11). The telescopic rod section (12) extends outward through the tail opening of the rod sleeve (11). The tail of the telescopic rod section (12) is connected to the connecting frame (13). The inner side wall of the connecting frame (13) is provided with an internal thread (14). The bottom of the connecting frame (13) is connected to the lower threaded sleeve (15). The lower threaded sleeve (15) is engaged with the lower half of the internal thread (14). The bottom of the lower threaded sleeve (15) is fitted with a net (151).

2. The aquatic environment monitoring device for plankton according to claim 1, characterized in that: The top of the connecting frame (13) is connected to an upper threaded sleeve (16), which is engaged with the upper half of the internal thread (14). A debris barrier net (161) is laid on the inner side of the upper threaded sleeve (16).

3. The aquatic environment monitoring device for plankton according to claim 2, characterized in that: The thread size of the lower threaded sleeve (15) is the same as that of the upper threaded sleeve (16).

4. The aquatic environment monitoring device for plankton according to claim 1, characterized in that: A hinge seat (17) is provided between the telescopic rod section (12) and the connecting frame (13). One movable end of the hinge seat (17) is connected to the telescopic rod section (12), and the other movable end of the hinge seat (17) is connected to the connecting frame (13). The telescopic rod section (12) and the connecting frame (13) are hinged together through the hinge seat (17). The rotation angle range of the hinge seat (17) is not less than 150 degrees. A hinge knob (171) is connected to the side of the hinge seat (17).

5. The aquatic environment monitoring device for plankton according to claim 1, characterized in that: The surface of the rod sleeve (11) is provided with a labor-saving grip (18), and the bottom of the labor-saving grip (18) is integrally provided with a handle sleeve (181). The handle sleeve (181) is fitted onto the surface of the rod sleeve (11). The bottom screw hole of the handle sleeve (181) is threaded with a positioning bolt (182), and the positioning bolt (182) is screwed into the handle sleeve (181) and abuts against the surface of the rod sleeve (11).

6. The aquatic environment monitoring device for plankton according to claim 5, characterized in that: The grip sleeve (181) can be fitted onto the surface of the sleeve (11) or telescopic section (12), further expanding the installation range of the labor-saving grip (18).

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