CN219200987U

CN219200987U - Dynamic sampling device for water purification experiment

Info

Publication number: CN219200987U
Application number: CN202320051559.1U
Authority: CN
Inventors: 赵智勇; 李建; 吴泰国; 张龙超; 张坤
Original assignee: Hebei Zhonghan Water Co ltd
Current assignee: Hebei Zhonghan Water Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-16
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to a dynamic sampling device for a water purification experiment, which comprises a test tank, a stirring device arranged in the test tank, a booster water pump and a first sampling hose, wherein the booster water pump and the first sampling hose are fixedly arranged on the test tank; the second end of sampling hose one is provided with the subassembly that floats, the second end of sampling hose one is the sampling port, the fixed counter weight mechanism that is provided with on sampling port department or the showy subassembly, it is used for the restriction to float subassembly and counter weight mechanism the sampling port of sampling hose one is located the liquid surface and presets the degree of depth below. The whole device is ingenious in structural design, can automatically and continuously sample the uppermost water, and the depth of sampling can be controlled by manually moving the floating assembly, so that the power consumption is low, the manufacturing cost and the use cost are low.

Description

Dynamic sampling device for water purification experiment

Technical Field

The utility model relates to the field of water purification sampling, in particular to a dynamic sampling device for a water purification experiment.

Background

In the treatment process of raw water in domestic water purification plants, tank experiments are required to be carried out every day or every week, and dosing parameters in production are obtained through the experiments. The existing experimental equipment is shown in figure 1, water after the chemical adding reaction flows out through a sampling tube beside the chemical adding reaction and flows to an off-line turbidity meter for detection, and the water is used for guiding production after being read by personnel.

However, in actual use, the experimental requirements cannot be completely met; the requirement of the experiment is that the water at the uppermost layer after the reaction is taken for continuous detection, but the sampling pipe orifice must be at a certain depth under water to ensure continuous water taking and uninterrupted because of the requirement of continuous sampling, the sampling outlet 100 in fig. 1 is arranged at the upper part of the equipment, but the taken sample is not the water at the uppermost layer, even the water cannot be taken, the position of the taken sample is continuously changed along with the extension of the sampling time and the decline of the water level, and experimental errors are caused; for example, in a chinese patent with publication number CN215931408U, although the device solves the problem that the water at the uppermost layer can be sampled and detected at a certain depth under water in the experimental requirement, but the device has the defect of discontinuous sampling, and the device can control the position of the sampled sample along with the extension of the sampling time, but the device is manually operated, and the error is inevitably caused, thereby causing experimental error. Therefore, the water purification experiment dynamic sampling device can automatically and continuously sample the uppermost water, the sampling depth is kept unchanged along with the sampling time, the sampling depth can be manually controlled, the power consumption is low, and the manufacturing cost and the use cost are low.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the dynamic sampling device for the water purification experiment, which can automatically and continuously sample the water at the uppermost layer, the sampling depth is kept unchanged along with the sampling time, the sampling depth can be controlled manually, the power consumption is low, and the manufacturing cost and the use cost are low.

In order to solve the problems, the utility model adopts the following technical scheme:

the dynamic sampling device for the water purification experiment comprises a test tank, a stirring device arranged in the test tank, a booster pump and a first sampling hose, wherein the booster pump and the first sampling hose are fixedly arranged on the test tank, a water inlet of the booster pump is connected with a first end of the first sampling hose, and a water outlet of the booster pump is connected with a turbidity detector; the second end of sampling hose one is provided with the subassembly that floats, the second end of sampling hose one is the sampling port, sampling port department or floating fixedly on the subassembly and be provided with counter weight mechanism, float subassembly and counter weight mechanism are used for limiting sampling port of sampling hose one is located the liquid surface and presets the degree of depth below, it sets up to float the subassembly to the cavity floater, sampling hose one is followed cavity floater diameter runs through, cavity floater can follow sampling hose one reciprocates the adjustment position.

As one embodiment of the present utility model, the weight mechanism includes a weight block, and the weight block is connected to the sampling port through a connection line.

As an embodiment of the utility model, the connection wire is provided as a 5-10mm copper wire.

In one embodiment of the present utility model, the weight is provided in a solid structure with a vertical cone, and the bottom surface of the vertical cone has a diameter of 10mm and a height of 10mm.

As one embodiment of the utility model, a sealing component for preventing the liquid from flowing backward into the hollow floating ball is arranged at the penetrating part of the first sampling hose and the hollow floating ball.

As one implementation mode of the utility model, the diameter of the hollow floating ball is set to be 100mm, the wall thickness is smaller than 1mm, and the hollow floating ball is made of hard plastic materials.

As one embodiment of the utility model, the stirring device comprises a speed reducing motor arranged on a supporting plate, a stirring shaft connected with the output end of the speed reducing motor and a stirring paddle arranged on the stirring shaft, and the supporting plate is arranged on a filling opening of a test tank.

As one embodiment of the present utility model, the stirring paddles are provided with two layers on the stirring shaft, and are all provided with three-blade stirring paddles.

As one embodiment of the present utility model, the sampling hose is inserted 50mm outside the hollow floating ball.

The beneficial effects of adopting above-mentioned technical scheme to produce lie in:

according to the dynamic sampling device for the water purification experiment, provided by the utility model, the pressurized water pump arranged on the test tank, the first sampling hose and the floating component movably arranged on the first sampling hose are used for placing the floating component and the sampling port into liquid to be sampled after the position of the floating component on the first sampling hose is adjusted, the surface of the liquid is lowered along with the increase of the sampling time along with the work of the pressurized water pump, and the floating component drives the sampling port to change along with the change of the surface of the liquid, so that the sampling depth cannot change along with the change of the sampling time, and the uppermost water can be automatically and continuously sampled; the counterweight mechanism is arranged at the sampling port or the counterweight mechanism, and drives the sampling port to droop, so that the sampling port is positioned at a preset depth below the surface of the liquid, and accurate sampling is achieved; the whole device structural design is ingenious, the depth of sampling can be controlled by manually moving the floating assembly, the power consumption is low, the manufacturing cost and the use cost are low, and the device is suitable for popularization and use.

Drawings

Fig. 1 is a schematic diagram of a prior art structure.

Fig. 2 is a schematic structural view of an embodiment of the present utility model.

Fig. 3 is a schematic diagram of the internal structure of an embodiment of the present utility model.

Fig. 4 is a schematic diagram of a front view structure of an embodiment of the present utility model.

Fig. 5 is an enlarged schematic view of the structure at a in fig. 4.

Wherein: 100 sampling outlets, 1 test tank, 2 support plates, 3 gear motor, 4 booster pump, 5 sampling hose one, 6 sampling hose two, 7 hollow floating ball, 8 sampling ports, 9 water inlets, 10 water outlets, 11 stirring shafts, 12 stirring paddles, 13 liquid surfaces, 14 connecting lines, 15 balancing weights and 17 water outlets.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be clearly and completely described in connection with the following specific embodiments.

As shown in fig. 2-5, the dynamic sampling device for the water purification experiment comprises a test tank 1, a stirring device arranged in the test tank 1, a booster pump 4 and a first sampling hose 5, wherein the booster pump 4 and the first sampling hose 5 are fixedly arranged on the test tank 1, a water inlet 9 of the booster pump 4 is connected with a first end of the first sampling hose 5, and a water outlet 10 of the booster pump 4 is connected with a turbidity detector; the second end of sampling hose one 5 is provided with the subassembly that floats, the second end of sampling hose one 5 is sampling port 8, sampling port 8 department or float the fixed counter weight mechanism that is provided with on the subassembly, float subassembly and counter weight mechanism and be used for the restriction sampling port 8 of sampling hose one 5 is located the preset degree of depth below liquid surface 13, specifically, turbidity detector pass through sampling hose two 6 with the delivery port 10 of booster pump 4 is connected, sampling hose one 5 and sampling hose two 6 adopt the silica gel material, of course sampling hose one 5 needs periodic replacement, makes the sample accurate, experimental data more accurate.

In this embodiment, the booster pump 4 has the function of controlling the flow rate and the flow velocity, and when in use, the booster pump 4, the sampling hose one 5 and the floating component movably arranged on the sampling hose one 5 are used, after the position of the floating component on the sampling hose one 5 is adjusted, the floating component and the sampling port 8 are put into the water to be sampled in the test tank 1, along with the increase of the working time of the booster pump 4, the liquid surface 13 is lowered, and meanwhile, the floating component drives the sampling port 8 to change along with the change of the liquid surface 13, so that the sampling depth can be kept consistent all the time, and the uppermost water can be automatically and continuously sampled, and the sampling depth can be controlled by manually moving the floating component; through setting up counter weight mechanism in sample connection 8 or floating subassembly department, make counter weight mechanism drive sample connection 8 sags, can make sample connection 8 be located the preset degree of depth below liquid surface 13 to reach accurate sample, whole device structural design is ingenious, and the consumption is low, low in manufacturing cost and use low cost are fit for using widely.

As shown in fig. 3 and 5, the weight mechanism includes a weight 15, and the weight 15 is connected to the sampling port 8 through a connecting line 14. In this embodiment, the connecting wire 14 is a copper wire with a diameter of 5-10mm, and as a preferred embodiment of the present utility model, the connecting wire 14 is 5mm, the balancing weight 15 is a vertical and solid structure, the vertical is a cone, and the diameter of the bottom surface of the vertical is 10mm, and the height is 10mm. Of course, in the present utility model, the connection line 14 may be formed of aluminum wire, iron wire, or the like, so long as the connection is achieved and the connection line has a certain flexibility, and the connection line is formed of a solid structure to increase the weight of the connection line and achieve the effect of rapid sinking.

As shown in fig. 2, the floating component is set as a hollow floating ball 7, the first sampling hose 5 penetrates along the diameter of the hollow floating ball 7, a sealing component for preventing liquid from flowing backward into the hollow floating ball 7 is arranged at the penetrating position of the first sampling hose 5 and the hollow floating ball 7, and in this embodiment, the first sampling hose 5 penetrates to the outside 50mm of the hollow floating ball 7. Further, the sealing assembly is subjected to waterproof sealing treatment. Through seal structure treatment, can prevent that water from flowing backward to in the cavity floater 7, strengthened the security of using. In this embodiment, the hollow floating ball 7 is of a hollow structure, and of course, a connecting buckle may be disposed on a side surface of the hollow floating ball 7 and connected to a side wall of the first sampling hose 5, so that a use effect may be achieved, and the working principle of the whole floating assembly is similar to that of a fishing line and a fishing float.

In this embodiment, the hollow floating ball 7 may move up and down along the first sampling hose 5 to adjust the position, move up, increase the distance between the sampling port 8 and the liquid surface 13, move down, and shorten the distance between the sampling port 8 and the liquid surface 13. Through the setting method, an operator can adjust the sampling depth according to the experiment requirement, so that the required sampling depth is adjusted according to the experiment requirement, the method is suitable for various experiments, and in the practical experiment, the operator can finish the experiment by only pulling the hollow floating ball 7 to any height required to be sampled on the first sampling hose 5.

Further, the diameter of the hollow floating ball 7 is set to be 100mm, the wall thickness is smaller than 1mm, and the hollow floating ball 7 is made of hard plastic materials. The first sampling hose 5 extends to the outside of the hollow floating ball 7 by 50mm. Through setting up cavity floater 7 into hard plastic material, can make its better play the showy effect, the size reasonable in design of whole device, in this embodiment, the hose has certain elasticity and length design, can also guarantee simultaneously that the water level is less than the spacing time of detection sample, stops the inferior detection.

As shown in fig. 4, one end of the second sampling hose 6 is connected with the booster pump 4, and the other end thereof is connected with the turbidity detector. After the pressurized water pump 4 starts sampling, it is guaranteed that sample water flows out of the test tank 1 to a turbidity detector according to set flow rate and flow velocity, so that a work task is completed, the turbidity detector can adopt an online turbidity detector or an offline turbidity detector, in this embodiment, the turbidity detector adopts the offline turbidity detector, the cost can be greatly reduced by arranging the offline turbidity detector, the bottom of the test tank 1 is of an inverted cone structure, and a water outlet 17 is arranged at the bottom of the test tank 1 and is used for discharging the sampled water out of the test tank 1.

As shown in fig. 3 and 4, the stirring device comprises a gear motor 3 arranged on the supporting plate 2, a stirring shaft 11 connected with the output end of the gear motor 3, and a stirring paddle 12 arranged on the stirring shaft 11. In this embodiment, through setting up agitating unit, can be after adding the medicine stirring, keep still for a period of time makes water still, then begins the sample, can make the liquid medicine that waits to sample reach even effect to reduce experimental error.

Further, the stirring paddles 12 are arranged on the stirring shaft 11 in two layers, and are all three-blade stirring paddles, specifically, the first layer of stirring paddles 12 are arranged in the middle of the stirring shaft 11, and the second layer of stirring paddles are arranged at the bottom of the stirring shaft 11.

Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art may modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A dynamic sampling device for a water purification experiment is characterized in that: the device comprises a test tank (1), a stirring device arranged in the test tank (1), a booster pump (4) and a first sampling hose (5), wherein the booster pump (4) and the first sampling hose (5) are fixedly arranged on the test tank (1), a water inlet (9) of the booster pump (4) is connected with a first end of the first sampling hose (5), and a water outlet (10) of the booster pump (4) is connected with a turbidity detector; the second end of sampling hose one (5) is provided with showy subassembly, the second end of sampling hose one (5) is sample connection (8), fixed counter weight mechanism that is provided with on sample connection (8) department or the showy subassembly, showy subassembly and counter weight mechanism are used for the restriction sample connection (8) of sampling hose one (5) are located liquid surface (13) and predetermine the degree of depth below, showy subassembly sets up to cavity floater (7), sampling hose one (5) is followed cavity floater (7) diameter runs through, cavity floater (7) can follow sampling hose one (5) reciprocates adjustment position.

2. The dynamic sampling device for water purification experiments according to claim 1, wherein: the counterweight mechanism comprises a counterweight block (15), and the counterweight block (15) is connected with the sampling port (8) through a connecting wire (14).

3. The dynamic sampling device for water purification experiments according to claim 2, wherein: the connecting wire (14) is arranged as a copper wire with the thickness of 5-10 mm.

4. The dynamic sampling device for water purification experiments according to claim 2, wherein: the balancing weight (15) is arranged to be vertical and is of a solid structure, the vertical is conical, and the diameter of the bottom surface of the vertical is 10mm and the height of the bottom surface of the vertical is 10mm.

5. The dynamic sampling device for water purification experiments according to claim 1, wherein: and a sealing component for preventing liquid from flowing backwards into the hollow floating ball (7) is arranged at the penetrating part of the first sampling hose (5) and the hollow floating ball (7).

6. The dynamic sampling device for water purification experiments according to claim 1, wherein: the diameter of the hollow floating ball (7) is set to be 100mm, the wall thickness is smaller than 1mm, and the hollow floating ball (7) is made of hard plastic materials.

7. The dynamic sampling device for water purification experiments according to claim 1, wherein: the stirring device comprises a gear motor (3) arranged on a supporting plate (2), a stirring shaft (11) connected with the output end of the gear motor (3) and a stirring paddle (12) arranged on the stirring shaft (11), and the supporting plate (2) is arranged on a filling opening of the test tank (1).

8. The dynamic sampling device for water purification experiments of claim 7, wherein: the stirring paddles (12) are arranged on the stirring shaft (11) in two layers and are three-blade stirring paddles.

9. The dynamic sampling device for water purification experiments according to claim 1, wherein: the first sampling hose (5) penetrates through the hollow floating ball (7) to be 50mm outside the body.