Water quality stratified sampling equipment

Abstract

The utility model belongs to the technical field of water quality detection, and particularly relates to water quality stratified sampling equipment which comprises a sampling device, a plurality of groups of sampling grooves are formed in the inner side of the sampling device; the inner side of the sampling device is rotationally connected with a rotating column; the outer side wall of the rotating column is fixedly connected with a plurality of groups of connecting discs; the connecting disc is arranged on the inner side of the sampling groove; a communicating groove is formed in the side wall of one side, far away from the connecting disc, of the inner side of the sampling groove; during working, when the first spring column moves, the first sealing plate can be driven to move on the inner side of the sampling groove, so that the first sealing plate does not perform sealing work on the filtering plate any more; water to be sampled can enter the sampling groove through the communicating groove and the inner side of the filter plate; the whole device is provided with a plurality of groups of sampling grooves, so that the effect of performing multi-layer sampling on a water area can be realized; the whole device reduces the occurrence of the situation that working steps are increased due to the fact that workers need to sample the water environment for multiple times; and the whole device improves the working efficiency when water is sampled.

Description

Technical Field

[0001] The utility model belongs to the technical field of water quality detection, and specifically relates to a water quality stratified sampling device. Background Technique

[0002] The safety of the water quality environment is extremely important. If the water contains a certain amount of pollutants, it is easy to cause certain negative impacts on people's physical safety and agricultural development. Therefore, after using a water quality sampling device to sample the water to be detected, a detection device can be used to detect it.

[0003] Currently, in the prior art, a water quality sampling device often consists of a sampling tank and a sampling device body. After placing the sampling device body in the water and operating the sampling device, the sampling tank can sample the water quality.

[0004] In the existing water quality stratified sampling device, during operation, although the sampling tank can sample the water, the water quality in different depth areas is different, and a single sampling result is difficult to represent the structure of the water environment; the staff also needs to sample the water environment multiple times, resulting in an increase in working steps and a reduction in work efficiency. Therefore, a water quality stratified sampling device is proposed to solve the above problems. Summary of the Utility Model

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background technique, the utility model proposes a water quality stratified sampling device.

[0006] The technical solution adopted by the utility model to solve its technical problems is as follows: A water quality stratified sampling device described in the utility model includes a sampling device; a plurality of sampling tanks are opened inside the sampling device; a rotating column is rotatably connected inside the sampling device; a plurality of connecting plates are fixedly connected to the outer side wall of the rotating column; the connecting plates are arranged inside the sampling tanks; a communication groove is opened on the side wall of the sampling tank away from the connecting plate; a filter plate is fixedly connected to the inner side wall of the communication groove; a first spring column is fixedly connected to the outer side wall of the connecting plate; a first closing plate is rotatably connected to the side wall of the sampling tank away from the connecting plate; the first closing plate is rotatably connected to the first spring column.

[0007] Preferably, a sewage discharge pipe is communicated with the bottom of the sampling tank; sliding grooves are opened on the side wall of the sewage discharge pipe and the side wall of the sampling device; a pair of sealing rings are fixedly connected to the outer side wall of the sewage discharge pipe; the sealing rings are arranged at the top and bottom of one end of the sliding groove; a sealing plate is slidably fitted inside the sliding groove; a communication pipe is communicated with the bottom end of the sewage discharge pipe.

[0008] Preferably, a fixing plate is fixedly connected to the side wall of the sampling device; a plurality of first friction soft plates are fixedly connected to the bottom of the fixing plate; a second friction soft plate is fixedly connected to the top of the sealing plate.

[0009] Preferably, an elastic plate is fixedly connected to the side wall of the inner side of the first closing plate away from the first spring column; a second closing plate is slidably connected to the inner side of the first closing plate; and the elastic plate and the second closing plate are connected to each other.

[0010] Preferably, a first magnetic plate is fixedly connected to a side wall of the first closed plate on the inner side away from the second closed plate; a second magnetic plate is fixedly connected to a side wall of the second closed plate on the inner side close to the elastic plate; the first magnetic plate and the second magnetic plate are both arranged on the inner side of a pair of elastic plates.

[0011] Preferably, a blocking soft plate is rotatably connected to one end of the inner wall of the connecting pipe away from the sewage pipe.

[0012] Preferably, a drainage groove is provided at the inner bottom of the connecting groove.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model provides a water quality stratified sampling device. By rotating the rotating column, the rotating column can drive the first spring column to rotate together, and when the first spring column moves, it can drive the first closing plate to move inside the sampling slot, so that the first closing plate no longer seals the filter plate; the water to be sampled can enter the sampling slot through the connecting slot and the inside of the filter plate; the overall device can achieve the effect of multi-layer sampling of the water area by setting up multiple groups of sampling slots; the overall device reduces the situation where the staff needs to take multiple samples of the water environment, resulting in an increase in work steps; the overall device improves the work efficiency when sampling water.

[0015] 2. The utility model provides a water quality stratified sampling device, which can seal the internal space of the sewage pipe; when it is necessary to collect the residual liquid at the bottom of the inner side of the sampling trough, the sealing plate is operated to detach from the inner side of the slide trough, and the liquid at the bottom of the inner side of the sampling trough can be discharged to the outside through the sewage pipe and the inner side of the connecting pipe; the overall device improves the simplicity of collecting the residual liquid at the bottom of the inner side of the sampling trough, and reduces the possibility of long-term accumulation of liquid at the bottom of the inner side of the sampling trough to pollute the inner side of the sampling trough. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a stereoscopic diagram of the sampling device of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the transfer column of the utility model;

[0019] Figure 3 Yes Figure 2 Enlarged view of part A of

[0020] Figure 4 It is a perspective view of the first closing plate in the present utility model.

[0021] Legend description:

[0022] 1. Sampling device; 11. Sampling tank; 12. Rotating column; 13. Connecting disk; 14. Connecting groove; 15. Filter plate; 16. First spring column; 17. First closing plate; 2. Drain pipe; 21. Slide groove; 22. Sealing ring; 23. Sealing plate; 24. Connecting pipe; 3. Fixed plate; 31. First friction soft plate; 32. Second friction soft plate; 4. Elastic plate; 41. Second closing plate; 5. First magnetic plate; 51. Second magnetic plate; 6. Blocking soft plate; 7. Liquid discharge tank. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with 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. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] The following gives specific embodiments.

[0025] Please refer to Figures 1-4, the present utility model provides a water quality stratified sampling device, including a sampling device 1; a plurality of sampling grooves 11 are formed inside the sampling device 1; a rotating column 12 is rotatably connected inside the sampling device 1; a plurality of connecting disks 13 are fixedly connected to the outer side wall of the rotating column 12; the connecting disks 13 are arranged inside the sampling grooves 11; a communication groove 14 is formed on the side wall of the sampling groove 11 away from the connecting disk 13; a filter plate 15 is fixedly connected to the inner side wall of the communication groove 14; a first spring column 16 is fixedly connected to the outer side wall of the connecting disk 13; a first closing plate 17 is rotatably connected to the side wall of the sampling groove 11 away from the connecting disk 13; the first closing plate 17 is rotatably connected to the first spring column 16; during operation, after the staff places the sampling device 1 in the water, by rotating the rotating column 12, the rotating column 12 can drive the first spring column 16 to rotate together, and when the first spring column 16 moves, it can drive the first closing plate 17 to move inside the sampling groove 11, so that the first closing plate 17 no longer closes the filter plate 15; the water to be sampled can enter the inside of the sampling groove 11 through the communication groove 14 and the inside of the filter plate 15; the overall device can achieve the effect of multi-layer sampling of the water area by setting a plurality of sampling grooves 11; the overall device reduces the situation that the staff needs to sample the water environment multiple times, resulting in an increase in work steps; the overall device improves the work efficiency when sampling water.

[0026] Further, as Figure 2 and Figure 3 shown, a sewage discharge pipe 2 is communicated and arranged at the bottom inside the sampling groove 11; sliding grooves 21 are formed on the side walls of both the sewage discharge pipe 2 and the side wall of the sampling device 1; a pair of sealing rings 22 are fixedly connected to the outer side wall of the sewage discharge pipe 2; the sealing rings 22 are arranged at the top and bottom of one end of the sliding groove 21; a sealing plate 23 is slidably matched inside the sliding groove 21; a communication pipe 24 is communicated and arranged at the bottom end of the sewage discharge pipe 2; during operation, after the sealing plate 23 enters the inside of the sliding groove 21, through the mutual cooperation of the sealing rings 22, the internal space of the sewage discharge pipe 2 can be closed; when it is necessary to collect the residual liquid at the bottom inside the sampling groove 11, operate the sealing plate 23 to disengage from the inside of the sliding groove 21, and the liquid at the bottom inside the sampling groove 11 can be discharged to the outside through the sewage discharge pipe 2 and the inside of the communication pipe 24; the overall device improves the simplicity of collecting the residual liquid at the bottom inside the sampling groove 11, and reduces the situation that the liquid accumulates at the bottom inside the sampling groove 11 for a long time, resulting in pollution inside the sampling groove 11.

[0027] Further, as Figure 2 and Figure 3As shown, a fixed plate 3 is fixedly connected to the side wall of the sampling device 1; a plurality of groups of first friction soft plates 31 are fixedly connected to the bottom of the fixed plate 3; a second friction soft plate 32 is fixedly connected to the top of the sealing plate 23; during operation, when the sealing plate 23 enters the inner side of the sliding groove 21, the second friction soft plate 32 cooperates with and rubs against the first friction soft plate 31, thereby reducing the occurrence of the sealing plate 23 being discharged from the inner side of the sliding groove 21 to the outside; the overall device improves the stability when the sealing plate 23 seals the inner space of the sewage pipe 2.

[0028] Further, as Figure 4 shown, an elastic plate 4 is fixedly connected to the side wall of the inner side of the first closing plate 17 away from the first spring column 16; a second closing plate 41 is slidably connected to the inner side of the first closing plate 17; the elastic plate 4 is connected to the second closing plate 41; during operation, the elastic plate 4 and the second closing plate 41 cooperate with each other to push the second closing plate 41 to move inside the first closing plate 17, so that the end of the second closing plate 41 fits against the side wall of the first spring column 16, and the second closing plate 41 is made of an elastic material and deforms, thereby achieving a more stable effect of closing the first spring column 16.

[0029] Further, as Figure 4 shown, a first magnetic plate 5 is fixedly connected to the side wall of the inner side of the first closing plate 17 away from the second closing plate 41; a second magnetic plate 51 is fixedly connected to the side wall of the second closing plate 41 close to the elastic plate 4; the first magnetic plate 5 and the second magnetic plate 51 are both arranged inside a pair of elastic plates 4; during operation, the first magnetic plate 5 and the second magnetic plate 51 repel each other due to magnetic force, so that the second closing plate 41 fits more closely against the side wall of the first spring column 16, and the overall device improves the stability when closing the first spring column 16.

[0030] Further, as Figure 2 shown, a blocking soft plate 6 is rotatably connected to the inner side wall of the communication pipe 24 away from the sewage pipe 2; during operation, the blocking soft plate 6 can block external impurities, thereby reducing the occurrence of external impurities entering the inside of the sewage pipe 2 through the inner side of the communication pipe 24; the overall device improves the cleanliness inside the communication pipe 24.

[0031] Further, as Figure 2 shown, a liquid discharge groove 7 is opened at the bottom of the inner side of the communication groove 14; during operation, the liquid discharge groove 7 can guide the liquid accumulated at the bottom of the inner side of the communication groove 14, thereby reducing the occurrence of liquid accumulation at the bottom of the inner side of the communication groove 14; the overall device improves the cleanliness at the bottom of the inner side of the communication groove 14.

[0032] Working principle: During operation, after the staff places the sampling device 1 in water, by rotating the rotating column 12, the rotating column 12 can drive the first spring column 16 to rotate together, and when the first spring column 16 moves, it can drive the first closing plate 17 to move inside the sampling groove 11, so that the first closing plate 17 no longer closes the filter plate 15; the water to be sampled can enter the inside of the sampling groove 11 through the communication groove 14 and the inside of the filter plate 15; by setting multiple groups of sampling grooves 11 in the overall device, the effect of multi-layer sampling of the water area can be achieved; the overall device reduces the situation where the staff needs to sample the water environment multiple times, resulting in an increase in working steps; the overall device improves the working efficiency when sampling water; after the sealing plate 23 enters the inside of the sliding groove 21, through the mutual cooperation of the sealing rings 22, the internal space of the sewage discharge pipe 2 can be sealed; when it is necessary to collect the residual liquid at the bottom inside the sampling groove 11, operate the sealing plate 23 to disengage from the inside of the sliding groove 21, and the liquid at the bottom inside the sampling groove 11 can be discharged to the outside through the sewage discharge pipe 2 and the inside of the connecting pipe 24; the overall device improves the simplicity of collecting the residual liquid at the bottom inside the sampling groove 11 and reduces the situation where the liquid accumulates at the bottom inside the sampling groove 11 for a long time, resulting in pollution inside the sampling groove 11; during the process of the sealing plate 23 entering the inside of the sliding groove 21, the second friction soft plate 32 and the first friction soft plate 31 cooperate and rub against each other, thereby reducing the situation where the sealing plate 23 is discharged from the inside of the sliding groove 21 to the outside; the overall device improves the stability of the sealing plate 23 when sealing the internal space of the sewage discharge pipe 2; the elastic plate 4 and the second closing plate 41 cooperate with each other to push the second closing plate 41 to move inside the first closing plate 17, so that the end of the second closing plate 41 fits against the side wall of the first spring column 16, and the second closing plate 41 is made of an elastic material and deforms, so as to achieve a more stable effect of closing the first spring column 16; the first magnetic plate 5 and the second magnetic plate 51 repel each other due to magnetism, so that the second closing plate 41 fits more closely against the side wall of the first spring column 16, and the overall device improves the stability when closing the first spring column 16; the blocking soft plate 6 can block external impurities, thereby reducing the situation where external impurities enter the inside of the sewage discharge pipe 2 through the inside of the connecting pipe 24; the overall device improves the cleanliness inside the connecting pipe 24; the liquid discharge groove 7 can guide the liquid accumulated at the bottom inside the communication groove 14, thereby reducing the situation where the liquid accumulates at the bottom inside the communication groove 14; the overall device improves the cleanliness at the bottom inside the communication groove 14.

[0033] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and the description in the specification only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A water quality stratified sampling device, comprising a sampling device (1); characterized in that: The sampling device (1) has multiple groups of sampling slots (11) arranged on the inner side; a rotating column (12) is rotatably connected to the inner side of the sampling device (1); multiple groups of connecting disks (13) are fixedly connected to the outer side wall of the rotating column (12); the connecting disk (13) is arranged on the inner side of the sampling slot (11); a connecting slot (14) is arranged on the inner side wall of the sampling slot (11) away from the connecting disk (13); a filter plate (15) is fixedly connected to the inner side wall of the connecting slot (14); a first spring column (16) is fixedly connected to the outer side wall of the connecting disk (13); a first closing plate (17) is rotatably connected to the inner side wall of the sampling slot (11) away from the connecting disk (13); the first closing plate (17) is rotatably connected to the first spring column (16).

2. A water quality stratification sampling device as claimed in claim 1, characterized in that: The bottom of the inner side of the sampling groove (11) is connected to a sewage pipe (2); the side wall of the sewage pipe (2) and the side wall of the sampling device (1) are both provided with a slide groove (21); the outer side wall of the sewage pipe (2) is fixedly connected to a pair of sealing rings (22); the sealing ring (22) is arranged at the top and bottom of one end of the slide groove (21); the inner side of the slide groove (21) is slidably matched with a sealing plate (23); and the bottom end of the sewage pipe (2) is connected to a connecting pipe (24).

3. A water quality stratification sampling device as claimed in claim 2, characterized in that: The side wall of the sampling device (1) is fixedly connected to a fixing plate (3); the bottom of the fixing plate (3) is fixedly connected to multiple groups of first friction soft plates (31); and the top of the sealing plate (23) is fixedly connected to a second friction soft plate (32).

4. A water quality stratification sampling device as claimed in claim 1, characterized in that: An elastic plate (4) is fixedly connected to a side wall of the inner side of the first closing plate (17) away from the first spring column (16); a second closing plate (41) is slidably connected to the inner side of the first closing plate (17); and the elastic plate (4) and the second closing plate (41) are connected to each other.

5. A water quality stratification sampling device as claimed in claim 4, characterized in that: A first magnetic plate (5) is fixedly connected to a side wall of the inner side of the first closing plate (17) away from the second closing plate (41); a second magnetic plate (51) is fixedly connected to a side wall of the second closing plate (41) close to the elastic plate (4); and the first magnetic plate (5) and the second magnetic plate (51) are both arranged on the inner sides of a pair of elastic plates (4).

6. A water quality stratification sampling device as claimed in claim 2, characterized in that: The inner wall of the connecting pipe (24) is rotatably connected to one end away from the sewage discharge pipe (2) with a blocking soft plate (6).

7. A water quality stratification sampling device as claimed in claim 1, characterized in that: A drainage groove (7) is provided at the inner bottom of the communication groove (14).

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