Fixed-point sampling equipment for water source pollution

Abstract

The utility model relates to the technical field of sewage sampling, and discloses a water source pollution fixed-point sampling device which comprises a supporting frame, a sampling mechanism is arranged outside the supporting frame, a lifting mechanism is arranged outside the supporting frame, the sampling mechanism comprises a sampling barrel, a supporting column is fixedly connected to the interior of the sampling barrel, and the supporting column is fixedly connected with the lifting mechanism. A partition plate is fixedly connected to the interior of the sampling barrel, a sealing plate is fixedly connected to the top of the supporting column, a sealing disc is installed at the top of the sealing plate, a water inlet is formed in the outer portion of the sealing disc, a rotating assembly is arranged at the top of the sealing disc, and the rotating assembly comprises a telescopic connecting rod; the top of the telescopic connecting rod is provided with a rotating shaft, the top of the rotating shaft is provided with a motor, the water source pollution fixed-point sampling equipment can be used for sampling sewage at the same point but at different depths, repeated lifting sampling is not needed, and the effect of improving the sampling efficiency is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage sampling, in particular to a fixed-point sampling device for water source pollution. Background Technique

[0002] Water is the source of life, and water quality problems directly affect the human living environment. In environmental monitoring work, water quality sampling is an important link. It is not simply a matter of collecting water samples, because the water samples for analysis must be representative and accurately reflect the concentration of pollution factors contained in the water to be measured. At this time, a water quality sampler is needed to take samples at designated positions in the water.

[0003] According to a water pollution detection sampling device disclosed in Chinese Patent Publication No. CN 218381838 U, the device includes a rod body, a driving motor is installed on the rod body, the output shaft of the driving motor is fixedly connected with a rotating shaft, a winding wheel is fixedly connected to the end of the rotating shaft away from the driving motor, an L-shaped pipe is fixedly connected inside the winding wheel, one end of the L-shaped pipe penetrates through the winding wheel and extends to the outside of the winding wheel, the other end of the L-shaped pipe penetrates through the winding wheel and extends to the front of the winding wheel, a sampling water pipe is fixedly connected to the end of the L-shaped pipe located outside the winding wheel, a pump body is fixedly installed on the front of the winding wheel, a water outlet is arranged on the outside of the pump body, and a water suction port is arranged on the back of the pump body. The utility model uses the rod body, the driving motor, the rotating shaft and the winding wheel to wind and unwind the sampling water pipe, which is convenient for holding and using. And the sampling water pipe is connected with the pump body through the L-shaped pipe. After unwinding, the water outlet pipe body is sleeved, and water can be normally pumped for sampling, which is convenient for holding and using, and can sample water bodies at different depths.

[0004] However, when this device is in use, it can only take a sample of the sewage body once, and it is rather inconvenient when it is necessary to take samples of sewage at different depths. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a fixed-point sampling device for water source pollution, so as to solve the problem that when this device is in use, it can only take a sample of the sewage body once, and it is rather inconvenient when it is necessary to take samples of sewage at different depths as mentioned in the above background technique.

[0006] To solve the above technical problems, the utility model provides the following technical solution: A fixed-point sampling device for water source pollution, including a support frame, a sampling mechanism is arranged outside the support frame, and a lifting mechanism is arranged outside the support frame;

[0007] The sampling mechanism includes a sampling cylinder, a support column is fixedly connected inside the sampling cylinder, a partition plate is fixedly connected inside the sampling cylinder, a sealing plate is fixedly connected to the top of the support column, a sealing disc is installed on the top of the sealing plate, a water inlet is opened outside the sealing disc, and a rotating assembly is arranged on the top of the sealing disc.

[0008] Preferably, the rotating assembly includes a telescopic connecting rod, a rotating shaft is installed on the top of the telescopic connecting rod, and a motor is installed on the top of the rotating shaft.

[0009] Preferably, the telescopic connecting rod is fixedly connected to the top of the sealing disc, a base is fixedly connected to the bottom of the motor, and one end of the base is fixedly connected to one end of the support frame.

[0010] Preferably, a plurality of partition plates are provided, the plurality of partition plates are arranged in an annular array distribution, a water inlet hole is opened on the top of the sealing plate, and a configuration block is fixedly connected to the bottom of the sampling cylinder.

[0011] Preferably, the lifting mechanism includes a winch, a rope is installed outside the winch, and a connecting block is hung at the bottom of the rope.

[0012] Preferably, the winch is installed on the top of the base, and the rope passes through the base and extends to the bottom of the base.

[0013] Preferably, a plurality of connecting blocks are provided, and the plurality of connecting blocks are all fixedly connected to the outside of the sampling cylinder.

[0014] Compared with the prior art, the beneficial effects achieved by the present utility model are as follows:

[0015] First, the present utility model is fixed on a ship through a support frame, then the sampling cylinder is put into the water through a lifting mechanism, and the sampling cylinder can descend through the counterweight block at the bottom of the sampling cylinder. After the sampling cylinder descends to a designated point, the motor drives the rotating shaft to rotate, thereby driving the telescopic connecting rod to rotate, so that the sealing disc rotates, so that the water inlet outside the sealing disc rotates to the water inlet hole on the top of the sealing plate, opening the sealing plate, and then the sewage at this depth can enter the sampling cylinder through the water inlet hole. The partition plates fixed in the sampling cylinder divide the sampling cylinder into multiple parts, so that multiple portions of sewage can be collected. After the sampling at this point is completed, the sealing disc is driven to rotate again so that the sealing disc covers the water inlet hole, and then the sampling cylinder rises to another sampling point, repeating the above operation, so that the water inlet outside the sealing disc rotates to another water inlet hole to sample the sewage at this place, thus completing the operation of sampling sewage at the same point but different depths, without repeating the lifting and sampling, achieving the effect of improving the sampling efficiency.

[0016] Second, the utility model connects the rope with the connecting block outside the sampling cylinder, then puts the sampling cylinder into the water, and through the cooperation of starting the winch and the counterweight block, the sampling cylinder can be lowered into the water. After sampling, the sampling cylinder can be taken out again by the winch, achieving the effect of convenient extraction of the sampling cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the utility model;

[0018] Figure 2 is a schematic structural diagram of the utility model;

[0019] Figure 3 is a schematic structural diagram of the utility model;

[0020] Figure 4 is a schematic structural diagram of the utility model.

[0021] Among them: 1, support frame; 2, sampling mechanism; 3, lifting mechanism; 21, sampling cylinder; 22, support column; 23, partition plate; 24, sealing plate; 25, sealing disc; 26, rotating assembly; 28, telescopic connecting rod; 29, rotating shaft; 201, motor; 31, winch; 32, rope; 33, connecting block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] The present utility model provides the following technical solutions:

[0024] Embodiment 1

[0025] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , a fixed-point sampling device for water source pollution, including a support frame 1, a sampling mechanism 2 is arranged outside the support frame 1, and a lifting mechanism 3 is arranged outside the support frame 1;

[0026] The sampling mechanism 2 includes a sampling cylinder 21, a support column 22 is fixedly connected inside the sampling cylinder 21, a partition plate 23 is fixedly connected inside the sampling cylinder 21, a sealing plate 24 is fixedly connected to the top of the support column 22, a sealing disc 25 is installed on the top of the sealing plate 24, a water inlet is opened outside the sealing disc 25, and a rotating assembly 26 is arranged on the top of the sealing disc 25.

[0027] The rotating assembly 26 includes a telescopic connecting rod 28. A rotating shaft 29 is installed at the top of the telescopic connecting rod 28, and a motor 201 is installed at the top of the rotating shaft 29.

[0028] The telescopic connecting rod 28 is fixedly connected to the top of the sealing disc 25. A base is fixedly connected to the bottom of the motor 201, and one end of the base is fixedly connected to one end of the support frame 1.

[0029] A plurality of partition plates 23 are provided. The plurality of partition plates 23 are arranged in an annular array. A water inlet hole is opened at the top of the sealing plate 24, and a configuration block is fixedly connected to the bottom of the sampling cylinder 21.

[0030] Through the above technical solution, at this time, it is fixed on the ship through the support frame 1, and then the sampling cylinder 21 is put into the water through the lifting mechanism 3. The counterweight block at the bottom of the sampling cylinder 21 enables the sampling cylinder 21 to descend. After the sampling cylinder 21 descends to the designated point, the motor 201 drives the rotating shaft 29 to rotate, thereby driving the telescopic connecting rod 28 to rotate, so that the sealing disc 25 rotates, so that the water inlet outside the sealing disc 25 rotates to the water inlet hole at the top of the sealing plate 24, opening the sealing plate 24. Then the sewage at this depth can enter the sampling cylinder 21 through the water inlet hole. The partition plates 23 fixed in the sampling cylinder 21 divide the sampling cylinder 21 into multiple parts, so that multiple portions of sewage can be collected. After the sampling at this point is completed, the sealing disc 25 is driven to rotate again, so that the sealing disc 25 covers the water inlet hole. Then the sampling cylinder 21 rises to another sampling point, and the above operation is repeated, so that the water inlet outside the sealing disc 25 rotates to another water inlet hole to sample the sewage at this place, thereby completing the operation of sampling sewage at the same point but different depths, without repeating the lifting and sampling, achieving the effect of improving the sampling efficiency.

[0031] Embodiment 2

[0032] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and, on the basis of Embodiment 1, it is further obtained that the lifting mechanism 3 includes a winch 31. A rope 32 is installed outside the winch 31, and a connecting block 33 is hung at the bottom of the rope 32.

[0033] The winch 31 is installed on the top of the base, and the rope 32 passes through the base and extends to the bottom of the base.

[0034] A plurality of connecting blocks 33 are provided, and the plurality of connecting blocks 33 are all fixedly connected to the outside of the sampling cylinder 21.

[0035] Through the above technical solution, at this time, the rope 32 is connected to the connecting block 33 outside the sampling cylinder 21, and then the sampling cylinder 21 is placed in water. By starting the cooperation of the winch 31 and the counterweight, the sampling cylinder 21 can be lowered into the water. After sampling, the sampling cylinder 21 can be taken out again by the winch 31, achieving the effect of facilitating the extraction of the sampling cylinder 21.

[0036] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit, and the scope is defined by the appended claims and their equivalents.

Claims

1. A water source pollution fixed-point sampling device, comprising a support frame (1), characterized in that: A sampling mechanism (2) is arranged outside the support frame (1), and a lifting mechanism (3) is arranged outside the support frame (1); The sampling mechanism (2) comprises a sampling cylinder (21), the interior of the sampling cylinder (21) is fixedly connected to a support column (22), the interior of the sampling cylinder (21) is fixedly connected to a partition plate (23), the top of the support column (22) is fixedly connected to a sealing plate (24), the top of the sealing plate (24) is installed with a sealing disk (25), the outside of the sealing disk (25) is provided with a water inlet, and the top of the sealing disk (25) is provided with a rotating assembly (26).

2. A water source pollution fixed-point sampling device according to claim 1, characterized in that: The rotating assembly (26) comprises a telescopic connecting rod (28), a rotating shaft (29) is installed on the top of the telescopic connecting rod (28), and a motor (201) is installed on the top of the rotating shaft (29).

3. A water source pollution fixed-point sampling device according to claim 2, characterized in that: The telescopic connecting rod (28) is fixedly connected to the top of the sealing disk (25), and the bottom of the motor (201) is fixedly connected to a base, and one end of the base is fixedly connected to one end of the support frame (1).

4. The water source pollution fixed-point sampling device according to claim 1 is characterized by: A plurality of the partition plates (23) are provided, and the plurality of the partition plates (23) are arranged to be distributed in a ring array. A water inlet hole is provided at the top of the sealing plate (24), and a configuration block is fixedly connected to the bottom of the sampling tube (21).

5. The water source pollution fixed-point sampling device according to claim 1 is characterized by: The lifting mechanism (3) comprises a hoist (31), a rope (32) is installed outside the hoist (31), and a connecting block (33) is hung at the bottom of the rope (32).

6. A water source pollution fixed-point sampling device according to claim 5, characterized in that: The hoist (31) is installed on the top of the base, and the rope (32) passes through the base and extends to the bottom of the base.

7. The water source pollution fixed-point sampling device according to claim 5 is characterized by: A plurality of the connection blocks (33) are provided, and the plurality of connection blocks (33) are all fixedly connected to the outside of the sampling cylinder (21).

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