CN211825187U - Groundwater sampling device for hydrogeology - Google Patents
Groundwater sampling device for hydrogeology Download PDFInfo
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- CN211825187U CN211825187U CN202020403312.8U CN202020403312U CN211825187U CN 211825187 U CN211825187 U CN 211825187U CN 202020403312 U CN202020403312 U CN 202020403312U CN 211825187 U CN211825187 U CN 211825187U
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- sampling device
- sampling
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- device body
- wall
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- 238000005070 sampling Methods 0.000 title claims abstract description 121
- 239000003673 groundwater Substances 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000002349 well water Substances 0.000 description 7
- 235000020681 well water Nutrition 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a hydrogeology underground water sampling device, which comprises a sampling device body, wherein the middle part of the sampling device body is provided with a longitudinally distributed channel, and the bottom end and the top end of the channel are both open; a plurality of sampling cavities are arranged outside the channel in the sampling device body, and sampling ports are arranged on the side wall of the inner side of the top of each sampling cavity and communicated with the channel; a floating body used for sealing the sampling port is further arranged in the channel, the outer side wall of the floating body is connected with the inner wall of the channel in a sliding manner, and a through hole used for communicating the upper side and the lower side of the floating body is formed in the middle of the floating body; the utility model has the advantages of reasonable design, at groundwater sampling in-process, the device can carry out inclosed to the sample connection, prevents external environmental pollution groundwater sample, has ensured testing result's accuracy.
Description
Technical Field
The utility model relates to a sampling tool technical field especially relates to a hydrogeology uses groundwater sampling device.
Background
Among the prior art, to groundwater sampling generally all put into the deep well with sampling device, upwards take out again after the sample, at this in-process, sampling device's sample connection is general uncovered, the groundwater of sampling easily flows out, sampling device makes the raise dust easily with the collision of deep well inner wall simultaneously, in rock particles etc. get into the water sample, and the water sample still contacts with the air for a long time, like this, not only can influence the testing result, still need filter purification, waste time and energy to the water sample before the detection.
Disclosure of Invention
In order to solve the not enough among the prior art, the utility model aims to provide a hydrogeology uses groundwater sampling device, the stability of guarantee groundwater sample reduces the pollution risk in the sampling process.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a hydrogeology uses groundwater sampling device, includes the sampling device body, its characterized in that:
the middle part of the sampling device body is provided with a longitudinally distributed channel, and the bottom end and the top end of the channel are both open;
a plurality of sampling cavities are arranged outside the channel in the sampling device body, and sampling ports are arranged on the side wall of the inner side of the top of each sampling cavity and communicated with the channel;
the inside body that is used for airtight still being equipped with of passageway the sample connection, the outside lateral wall and the passageway inner wall sliding connection of body, the middle part of body are equipped with and are used for communicateing its upside and downside through-hole.
The sampling cavity is of an annular structure, at least two sampling cavities are longitudinally arranged, and adjacent sampling cavities are separated by a horizontal partition plate.
The sampling ports are horizontally distributed annular openings.
The outer side of the sampling device body is of a columnar structure, and the two ends of the side face of the sampling device body are respectively of a conical structure, the size of the conical structure is gradually reduced from the middle of the sampling device body to the end of the sampling device body.
The top end of the sampling device body is also provided with a hanging ring connected with the sampling device body.
The floating body is characterized by further comprising a limiting piece, wherein the limiting piece is a protruding structure which is located on the inner wall of the channel and is fixedly connected with the inner wall of the channel, and the limiting piece is located on the upper portion and the lower portion of the floating body respectively.
The protruding height of the limiting piece is smaller than or equal to the thickness of the floating body.
The sampling device is characterized by further comprising a counterweight, the counterweight is fixedly connected with the top or/and the bottom of the outer side wall of the sampling device, and the outer wall of the counterweight forms a conical structure.
The utility model has the advantages that: structural design is reasonable, and in groundwater sample process, the device can be airtight to the sample connection, prevents external environmental pollution groundwater sample, has ensured testing result's accuracy.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional view of the present invention.
Fig. 3 is a schematic view of the cross-sectional structure of the working state of the present invention.
In the figure: 100 sampling device body, 101 taper surface, 102 sampling cavity, 103 sampling port, 104 limiting piece, 105 clapboard, 106 hanging ring, 107 channel, 200 weight piece, 201 counter bore and 300 floating body.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
According to the illustrations of fig. 1 to 3: this embodiment provides a hydrogeology underground water sampling device, including sampling device body 100, sampling device body 100 is in actual preparation, its main effect structure is inside it, outside is smooth relatively, so can adopt split type structure to make alone, and finally adopt modes such as welding, bolt to carry out assembly forming, and simultaneously, still be equipped with link 106 rather than being connected on the top of sampling device body 100, the link 106 is passed through on sampling device body 100 upper portion and is connected with the stay cord, wholly put into the deep well during the use, immerse the aquatic and accomplish sample work through its self structure, the concrete implementation structure of sampling device body 100 is as follows.
The outer side of the sampling device body 100 is of a cylindrical structure, the two ends of the side surface of the sampling device body 100 are respectively of a conical structure with the size gradually reduced from the middle part to the end part, and the outer sides of the conical structures respectively form conical surfaces 101, so that the probability of clamping caused by contact with the inner wall of a deep well in the ascending and descending processes of the sampling device body 100 can be reduced, the ascending and descending of the sampling device body 100 are smoother, and the damage to the outer wall of the sampling device body 100 in the ascending and descending process is reduced;
furthermore, a gap is arranged on the outer side of the bottom end of the sampling device body 100, a counterweight 200 connected with the gap is installed on the gap, the overall counterweight 200 is of an annular structure, the cross section of the counterweight 200 is triangular, the middle part of the counterweight 200 is sleeved on the outer side of the sampling device body 100, counterbores 201 distributed in the radial direction are formed in the counterweight 200, the interiors of the counterbores 201 are fixedly connected with the sampling device body 100 through screws, the outer wall of the counterweight 200 forms a conical structure at the bottom of the sampling device body 100, namely the outer wall of the counterweight 200 forms the conical surface 101; of course, in order to increase the weight of the weight, the weight member 200 may be installed on the top of the sampling device body 100;
in order to achieve the using effect of the sampling device body 100, the middle part of the sampling device body 100 is provided with a longitudinally distributed channel 107, and the bottom end and the top end of the channel 107 are both open and used for introducing water in a deep well into the deep well for sampling;
meanwhile, two sampling cavities 102 are arranged outside the channel 107 inside the sampling device body 100, the sampling cavities 102 are of an annular structure and are longitudinally arranged, the two sampling cavities 102 are separated by a horizontal partition plate 105, a sampling port 103 is arranged on the side wall of the inner side of the top of each sampling cavity 102, the sampling ports 103 are horizontally distributed annular openings, the sampling ports 103 are communicated with the channel 107, when water in a deep well enters the channel 107 from bottom to top, the water can enter the sampling cavities 102 at the lower part through the sampling ports 103, then the sampling device body 100 sinks and enters the sampling cavities 102 at the upper part, so that the sampling cavities 102 are filled one by one, and the annular structures of the sampling cavities 102 and the sampling ports 103 can guarantee the uniformity of sampled water inlet, and meanwhile, the openings of the sampling ports 103 are large, so that the rapid sampling of the deep well water is guaranteed; it should be noted that in this structure, the collocation of the whole buoyancy of sampling device body 100 and counter weight through the control to sampling chamber 102 volume for sampling device body 100 can sink to deep well aquatic through self gravity, and water gets into sampling chamber 102 from sample connection 103.
Furthermore, a floating body 300 used for sealing the sampling port 103 is further arranged in the channel 107, the floating body 300 is of an annular structure, the outer side wall of the floating body 300 is in sliding connection with the inner wall of the channel 107, the height of the floating body 300 is larger than that of the sampling port 103, so that the floating body can completely seal the whole opening of the sampling port 103, a through hole used for communicating the upper side and the lower side of the floating body 300 is formed in the middle of the floating body 300 and used for keeping the smoothness of the channel 107, deep well water can pass through the through hole of the floating body 300 to circulate in the channel 107, and in the process, the floating body 300 can float upwards due to contact with the deep well;
furthermore, in order to ensure the initial position or the floating position of the floating body 300 in the channel 107, the sampling device body 100 further includes a limiting member 104, the limiting member 104 is a protruding structure which is located on the inner wall of the channel 107 and is fixedly connected with the inner wall, the limiting member 104 is annular as a whole, the protruding height of the limiting member 104 is smaller than the thickness of the floating body 300, so that the water flow area and the water flow speed of the channel 107 are not affected, the smooth upward flow of deep well water through the channel 107 in the sampling process is ensured, and the limiting members 104 are located on the upper portion and the lower portion of the floating body 300 respectively and are used for limiting the highest position and the lowest position of the floating body 300;
when no water exists in the channel 107, the bottom of the floating body 300 is supported by the limiting piece 104 positioned at the lower part, and the outer side wall of the floating body 300 just seals the sampling port 103, so that the water sample can be prevented from flowing out when the sampling device body 100 rises after sampling, and meanwhile, the air can be prevented from contacting the water sample; when water enters the channel 107, the bottom of the floating body 300 floats in the water, the top of the floating body 300 is pressed by the limiting part 104 positioned at the upper part, so that the floating body 300 cannot leave the channel 107, and meanwhile, the sampling opening 103 cannot be sealed, so that deep well water enters the sampling cavity 102 through the sampling opening 103, and a water sample is obtained; when the sampling device body 100 is completely immersed in deep well water, the deep well water can flow out from the top of the deep well water through the channel 107, so that the sampling effect is further guaranteed.
The above is only the preferred embodiment of the present invention, as long as the preferred embodiment is realized by the same means, the objective technical solution of the present invention all belongs to the protection scope of the present invention.
Claims (8)
1. The utility model provides a hydrogeology uses groundwater sampling device, includes the sampling device body, its characterized in that:
the middle part of the sampling device body is provided with a longitudinally distributed channel, and the bottom end and the top end of the channel are both open;
a plurality of sampling cavities are arranged outside the channel in the sampling device body, and sampling ports are arranged on the side wall of the inner side of the top of each sampling cavity and communicated with the channel;
the inside body that is used for airtight still being equipped with of passageway the sample connection, the outside lateral wall and the passageway inner wall sliding connection of body, the middle part of body are equipped with and are used for communicateing its upside and downside through-hole.
2. The hydrogeology underground water sampling device of claim 1, characterized in that: the sampling cavity is of an annular structure, at least two sampling cavities are longitudinally arranged, and adjacent sampling cavities are separated by a horizontal partition plate.
3. The hydrogeology underground water sampling device of claim 1, characterized in that: the sampling ports are horizontally distributed annular openings.
4. The hydrogeology underground water sampling device of claim 1, characterized in that: the outer side of the sampling device body is of a columnar structure, and the two ends of the side face of the sampling device body are respectively of a conical structure, the size of the conical structure is gradually reduced from the middle of the sampling device body to the end of the sampling device body.
5. The hydrogeology underground water sampling device of claim 1, characterized in that: the top end of the sampling device body is also provided with a hanging ring connected with the sampling device body.
6. The hydrogeology underground water sampling device of claim 1, characterized in that: the floating body is characterized by further comprising a limiting piece, wherein the limiting piece is a protruding structure which is located on the inner wall of the channel and is fixedly connected with the inner wall of the channel, and the limiting piece is located on the upper portion and the lower portion of the floating body respectively.
7. The hydrogeology underground water sampling device of claim 6, characterized in that: the protruding height of the limiting piece is smaller than or equal to the thickness of the floating body.
8. The hydrogeology underground water sampling device of claim 1, characterized in that: the sampling device is characterized by further comprising a counterweight, the counterweight is fixedly connected with the top or/and the bottom of the outer side wall of the sampling device, and the outer wall of the counterweight forms a conical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020403312.8U CN211825187U (en) | 2020-03-19 | 2020-03-19 | Groundwater sampling device for hydrogeology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020403312.8U CN211825187U (en) | 2020-03-19 | 2020-03-19 | Groundwater sampling device for hydrogeology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211825187U true CN211825187U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020403312.8U Expired - Fee Related CN211825187U (en) | 2020-03-19 | 2020-03-19 | Groundwater sampling device for hydrogeology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211825187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002018A (en) * | 2021-10-29 | 2022-02-01 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Groundwater sampler with function is stored to multiple sample |
-
2020
- 2020-03-19 CN CN202020403312.8U patent/CN211825187U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002018A (en) * | 2021-10-29 | 2022-02-01 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Groundwater sampler with function is stored to multiple sample |
| CN114002018B (en) * | 2021-10-29 | 2024-02-23 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | Groundwater sampler with multiple sample storage function |
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| 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: 20201030 |