CN215525166U - Sampling device for underground water monitoring - Google Patents
Sampling device for underground water monitoring Download PDFInfo
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- CN215525166U CN215525166U CN202120585511.XU CN202120585511U CN215525166U CN 215525166 U CN215525166 U CN 215525166U CN 202120585511 U CN202120585511 U CN 202120585511U CN 215525166 U CN215525166 U CN 215525166U
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Abstract
The utility model discloses a sampling device for underground water monitoring, which comprises a sampling tube, wherein a suspension hole is formed in the top of the sampling tube, the middle section of the sampling tube, which is positioned in the suspension hole and in a sampling cavity, is a solid tube, a sampling cavity is formed in the bottom of the sampling tube, a water inlet is formed in the sampling tube, which is positioned in the sampling cavity, the sampling device is also provided with a filtering piece, a filtering piece is arranged between the water inlet and the sampling cavity, and a sealing piece is further arranged at the water inlet. The sampling device for monitoring the underground water can improve the detection result of the water quality.
Description
Technical Field
The utility model relates to the technical field of underground water quality detection equipment, in particular to a sampling device for underground water monitoring.
Background
At present, an underground water monitoring well is a common engineering mode for evaluating site underground water environment, is a special well for monitoring underground water level, water temperature and water quality change conditions by a drilling method, is similar to a conventional well in construction method, is placed with a monitoring instrument after completion of the well, and is used for analyzing and testing by regularly taking water samples.
The existing underground water monitoring well sampling method mainly adopts a Beller tube sampler for sampling, the Beller tube comprises a main tube, two ends of the main tube in the length direction are respectively in threaded connection with a top cover and a valve, the top cover is communicated with a through hole in the length direction to balance the air pressure in the main tube, and a small ball is arranged in the main tube. When taking a sample, open the valve, be responsible for and insert the aquatic, water passes through the valve inflow, and the bobble floats for during water flows into the person in charge gradually, when the sample was accomplished, will be responsible for and mention, the bobble is plugged up the valve under the thrust of being responsible for the internal water, plays the effect of non return, thereby prevents revealing of the interior sample of main pipe, realizes the sample.
The above prior art solutions have the following drawbacks: along with the development of the field environment difference adjustment industry, for field stratum characteristics with high heterogeneity and more stratum water amount, the pollution investigation precision requirement is higher and higher, the original bailer tube sampler samples to stir underground water greatly, the underground water sampling process needs to carry out layered sampling on single-well underground water, the phenomenon that the sampler goes into the well for multiple times can be inevitably generated in the operation process, the underground water is disturbed, pollutants penetrate between aquifers, parameters such as aquifer water quality and the like are difficult to distinguish, and the pollution detection result accuracy of the layered sampling is lower.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: aiming at the technical problems in the prior art, the utility model provides a sampling device for underground water monitoring, which can improve the detection result of water quality.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows:
the utility model provides a sampling device for groundwater monitoring, sampling device includes the sampling tube, the sampling tube top is equipped with and hangs the hole, the sampling tube is located and hangs the hole and sample chamber interlude for solid tube, the bottom of sampling tube is equipped with the sample chamber, the sampling tube is located sample chamber department and is equipped with the water inlet, sampling device still is equipped with and filters the piece, set up between water inlet and the sample chamber and filter the piece, water inlet department still is equipped with the sealing member.
As a further improvement of the above technical solution:
preferably, sampling device still is equipped with mounting bracket and lifting unit, the mounting bracket is installed subaerial, lifting unit installs on the mounting bracket, lifting unit is equipped with the serving, the serving with hang the jogged joint.
Preferably, the sampling device is further provided with an electromagnetic valve, and the electromagnetic valve is arranged on the mounting frame.
Preferably, the sealing element is a rubber inflation ring, and the electromagnetic valve is connected with the rubber inflation ring through an air duct.
Preferably, the thickness of the inflated rubber inflatable ring is larger than that of the water inlet.
Preferably, the sampling cavity is connected with the sampling tube through a bolt, and the filtering piece is detachably arranged in the sampling cavity.
Compared with the prior art, the sampling device for monitoring the underground water provided by the utility model has the following advantages:
the sampling device for underground water monitoring provided by the utility model filters impurities through the filter element, so that sampling observation is facilitated. The middle section of the sampling device is a solid pipe, so that the sampling device can sink vertically without stirring a water layer to be detected, and the accuracy of a detection result is ensured. The sampling device is provided with the sealing element, and the water inlet is sealed by inflating the sealing element after sampling, so that the water is prevented from being mixed by water of other water layers in the water rising process, and the detection accuracy is ensured.
Drawings
FIG. 1 is a schematic view of the structure of a sampling tube of the present invention.
FIG. 2 is a schematic diagram of the sampling chamber of the present invention.
The reference numbers in the figures illustrate:
1. a sampling tube; 2. a hanging hole; 3. a sampling cavity; 4. a water inlet; 5. a seal member; 6. and (4) a filter element.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Fig. 1 and 2 show an embodiment of the sampling device for groundwater monitoring according to the present invention, the sampling device includes a sampling tube 1, a hanging hole 2 is provided on the top of the sampling tube 1, the middle section of the sampling tube 1 located in the hanging hole 2 and the sampling cavity 3 is a solid tube, the sampling cavity 3 is provided on the bottom of the sampling tube 1, a water inlet 4 is provided on the sampling cavity 3 of the sampling tube 1, the sampling device is further provided with a filtering member 6, the filtering member 6 is provided between the water inlet 4 and the sampling cavity 3, and the sealing member 5 is further provided on the water inlet 4.
In this embodiment, sampling device still is equipped with mounting bracket and lifting unit, and the mounting bracket is installed subaerial, and lifting unit installs on the mounting bracket, and lifting unit is equipped with the serving, and the serving is connected with hanging hole 2. The lifting component adopts a common lifting piece such as an electric hoist.
In this embodiment, sampling device still is equipped with the solenoid valve, and the mounting bracket is located to the solenoid valve.
In this embodiment, the sealing member 5 is a rubber inflatable ring, and the electromagnetic valve is connected with the rubber inflatable ring through an air duct. The air duct is also provided with an air outlet for discharging air to the rubber inflating ring.
In this embodiment, the thickness of the inflated rubber inflatable ring is greater than that of the water inlet 4.
In this embodiment, the sampling cavity 3 is connected to the sampling tube 1 by a bolt, and the filtering member 6 is detachably mounted in the sampling cavity 3.
The sampling device for monitoring underground water disclosed by the utility model is characterized in that the electromagnetic valve is opened firstly to inflate the sealing element 5 and block the water inlet 4. Through lifting unit and serving as a contrast, the sampling tube 1 descends to the water layer to be tested, opens the gas outlet, and releases the gas in the rubber inflation ring through the gas duct, and the water inlet 4 is opened. Water enters the sampling chamber 3 through the water inlet 4 via the filter element 6. After sampling, the electromagnetic valve is opened to inflate the sealing element 5, so that the inflated sealing element 5 blocks the water inlet 4, and then the sampling tube 1 is lifted out through the winding rope.
The above embodiments are merely preferred embodiments of the present invention, which is not intended to limit the present invention in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (6)
1. The utility model provides a sampling device for groundwater monitoring, a serial communication port, sampling device includes the sampling tube, the sampling tube top is equipped with and hangs the hole, the sampling tube is located and hangs the hole and sample chamber interlude is solid pipe, the bottom of sampling tube is equipped with the sample chamber, the sampling tube is located sample chamber department and is equipped with the water inlet, sampling device still is equipped with and filters the piece, set up between water inlet and the sample chamber and filter the piece, water inlet department still is equipped with the sealing member.
2. A sampling device for groundwater monitoring as claimed in claim 1, wherein the sampling device is further provided with a mounting bracket mounted on the ground and a lifting assembly mounted on the mounting bracket, the lifting assembly being provided with a coiled rope connected with the hanging hole.
3. A sampling device for groundwater monitoring as claimed in claim 2, wherein the sampling device is further provided with a solenoid valve, the solenoid valve being provided at the mounting bracket.
4. A sampling device for groundwater monitoring as claimed in claim 3, wherein the sealing member is a rubber inflatable ring, and the solenoid valve is connected with the rubber inflatable ring through a gas-guide tube.
5. A sampling device for groundwater monitoring as claimed in claim 4, wherein the inflated rubber grommet has a thickness greater than the thickness of the water inlet.
6. A sampling device for groundwater monitoring as claimed in claim 5, wherein the sampling chamber is bolted to a sampling tube and the filter element is removably mounted to the sampling chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120585511.XU CN215525166U (en) | 2021-03-23 | 2021-03-23 | Sampling device for underground water monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120585511.XU CN215525166U (en) | 2021-03-23 | 2021-03-23 | Sampling device for underground water monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215525166U true CN215525166U (en) | 2022-01-14 |
Family
ID=79800722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120585511.XU Expired - Fee Related CN215525166U (en) | 2021-03-23 | 2021-03-23 | Sampling device for underground water monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215525166U (en) |
-
2021
- 2021-03-23 CN CN202120585511.XU patent/CN215525166U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220114 |