CN218481502U - A high accuracy sand content testing arrangement for drawing water test - Google Patents
A high accuracy sand content testing arrangement for drawing water test Download PDFInfo
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- CN218481502U CN218481502U CN202222472460.7U CN202222472460U CN218481502U CN 218481502 U CN218481502 U CN 218481502U CN 202222472460 U CN202222472460 U CN 202222472460U CN 218481502 U CN218481502 U CN 218481502U
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- outlet pipeline
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 239000004576 sand Substances 0.000 title claims abstract description 31
- 238000005086 pumping Methods 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000004062 sedimentation Methods 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 3
- 239000003673 groundwater Substances 0.000 abstract description 12
- 239000013049 sediment Substances 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a high accuracy sand content testing arrangement for pumping test, include: the water pump is placed in the pumping well, and an outlet of the water pump is connected with the water outlet pipeline; the flow measuring and reading unit is arranged on the water outlet pipeline and is used for measuring and reading the flow of the underground water in the water outlet pipeline; the sedimentation unit is connected with the outlet end of the water outlet pipeline and can sediment gravel in underground water; the filtering unit is arranged above the settling unit and can filter the underground water; and the guide and drainage unit is connected with the filtering unit and is used for discharging the filtered underground water. The utility model discloses can accurately calculate the sand content of groundwater in the pumping test, solve traditional mud sand content apparatus and can not accurate survey pumping test in groundwater sand content's problem.
Description
Technical Field
The utility model relates to a test technical field that draws water especially relates to a high accuracy sand content testing arrangement for drawing water is experimental.
Background
The pumping test is a common test means in hydrogeological exploration, the pumping well needs to be tried to pump water before the pumping test, and the sand content of the yielding water is measured, so that the well forming quality of the pumping well is evaluated. At present, a mud sand content determinator is adopted to determine the sand content of effluent, but the device has a good detection effect on mud with a high sand content and a poor detection effect on underground water with a relatively low sand content. Therefore, a high-precision sand content measuring device suitable for a pumping test needs to be developed.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide a high-precision sand content testing device for a water pumping test in order to solve the above technical problems.
A high accuracy sand content testing arrangement for pumping test includes:
the water pump is placed in the pumping well, and an outlet of the water pump is connected with the water outlet pipeline;
the flow measuring and reading unit is arranged on the water outlet pipeline and is used for measuring and reading the flow of the underground water in the water outlet pipeline;
the sedimentation unit is connected with the outlet end of the water outlet pipeline and can be used for sedimentating gravel in underground water;
the filtering unit is arranged above the settling unit and can filter the underground water;
and the guide and discharge unit is connected with the filtering unit and is used for discharging filtered underground water.
In one embodiment, the flow measuring and reading unit is an automatic flow meter or a water meter.
In one embodiment, the precipitation unit comprises a transparent container, and a scale is arranged on the transparent container.
In one embodiment, the filtering unit comprises a cylindrical steel skeleton, a base is arranged at the bottom of the cylindrical steel skeleton and is in threaded connection with the upper part of the transparent container, and a filter screen is wrapped outside the cylindrical steel skeleton.
In one embodiment, the bank guiding unit includes:
the diameter-expanding cylinder is provided with a reserved circle center hole, the filtering unit is arranged in the circle center hole, and the bottom of the diameter-expanding cylinder is fixedly connected with the settling unit in a sealing manner;
and the flow guide pipe is arranged on the side edge of the expanded diameter cylinder, which is adjacent to the bottom, and is communicated with the drainage pipe network in the site.
Above-mentioned a high accuracy sand content testing arrangement for pumping test takes groundwater out through the water pump, then surveys through the flow reading unit respectively and reads the flow, and precipitation unit deposits the gravel, and the filter unit filters the back once more and discharges through the drainage guide unit, and it can accurately calculate the sand content of groundwater in the pumping test, has solved the problem that traditional mud sand content apparatus can not accurate survey groundwater sand content in the pumping test.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model discloses a high accuracy sand content testing arrangement's for pumping test structural schematic.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1, an embodiment of the present invention provides a high-precision sand content testing device for water pumping test, including:
the water pump 1 is placed in the pumping well 2, and an outlet of the water pump 1 is connected with the water outlet pipeline 3;
the flow measuring and reading unit 4 is arranged on the water outlet pipeline 3, and the flow measuring and reading unit 4 is used for measuring and reading the flow of the underground water in the water outlet pipeline 3;
the sedimentation unit 5 is connected with the outlet end of the water outlet pipeline 3, and the sedimentation unit 5 can sediment gravel in underground water;
a filtering unit 6 disposed above the precipitation unit 5, the filtering unit 6 being capable of filtering groundwater;
and the guide and discharge unit 7 is connected with the filtering unit 6, and the guide and discharge unit 7 is used for discharging the filtered underground water.
Above-mentioned a high accuracy sand content testing arrangement for pumping test takes groundwater out through water pump 1, then measures the reading unit 4 through the flow respectively and surveys the reading flow, and precipitation unit 5 deposits the gravel, and filter unit 6 filters the back once more and discharges through drainage guide unit 7, and it can accurately calculate the sand content of groundwater in the pumping test, has solved the problem that traditional mud sand content apparatus can not accurate survey groundwater sand content in the pumping test.
The utility model discloses an embodiment, flow measurement and reading unit 4 is automatic flowmeter or water gauge, and it can measure out groundwater cumulative flow Q fast.
In an embodiment of the present invention, the precipitation unit 5 includes a transparent container 51, and a scale 52 is disposed on the transparent container 51. Thus, the height of the settled sand can be quickly measured and read through the scale table 52 so as to facilitate the subsequent calculation of the sand content.
In an embodiment of the present invention, the filtering unit 6 includes a cylinder steel frame 61, the bottom of the cylinder steel frame 61 is provided with a base 62, the base 62 is connected with the upper screw thread of the transparent container 51, wherein the outside of the cylinder steel frame 61 is wrapped with a filter screen 63, optionally. The screen 63 may be a 200 mesh screen.
In this embodiment, the groundwater in the outlet pipe 3 gets into behind the precipitation unit 5 water level lifting, and when the water level submergence filter unit 6 of lifting, the gravel in the groundwater is stopped, and the gravel is depositd under the dead weight effect. The precipitation unit 5 is marked with a scale 52, after the water is tried to be pumped, the height h of gravel deposition can be measured and read through the scale 52, and the sand content rate omega of underground water during the water pumping period can be calculated by knowing the bottom area A of the transparent container 51:
wherein Q is the accumulated flow of the underground water.
In an embodiment of the present invention, the guide row unit 7 includes:
the diameter-expanding cylinder 71 is provided with a reserved circle center hole, the filtering unit 6 is arranged in the circle center hole, and the bottom of the diameter-expanding cylinder 71 is fixedly connected with the settling unit 5 in a sealing manner;
and the flow guide pipe 72 is arranged on the side edge of the expanding cylinder 71 close to the bottom, and the flow guide pipe 72 is communicated with a drainage pipe network in the site. In this embodiment, the filtered clean water enters the drainage guide unit 7 and is guided into the drainage pipe network in the site through the drainage pipe 72.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, but should not be interpreted as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides a high accuracy sand content testing arrangement for pumping test which characterized in that includes:
the water pump is placed in the pumping well, and an outlet of the water pump is connected with the water outlet pipeline;
the flow measuring and reading unit is arranged on the water outlet pipeline and is used for measuring and reading the flow of the underground water in the water outlet pipeline;
the sedimentation unit is connected with the outlet end of the water outlet pipeline and can be used for sedimentating gravel in underground water;
the filtering unit is arranged above the settling unit and can filter the underground water;
and the guide and drainage unit is connected with the filtering unit and is used for discharging the filtered underground water.
2. The apparatus of claim 1, wherein the flow measuring and reading unit is an automated flow meter or a water meter.
3. The apparatus of claim 1, wherein the sedimentation unit comprises a transparent container, and the transparent container is provided with a scale.
4. The high-precision sand content testing device for the water pumping test as claimed in claim 3, wherein the filtering unit comprises a cylindrical steel framework, a base is arranged at the bottom of the cylindrical steel framework and is in threaded connection with the upper part of the transparent container, and a filter screen is wrapped on the outer side of the cylindrical steel framework.
5. The apparatus for testing sand content of high precision for pumping tests according to claim 4, wherein the drainage guide unit comprises:
the diameter-expanding cylinder is provided with a reserved circle center hole, the filtering unit is arranged in the circle center hole, and the bottom of the diameter-expanding cylinder is fixedly connected with the settling unit in a sealing manner;
and the flow guide pipe is arranged on the side edge of the expanded diameter cylinder, which is adjacent to the bottom, and is communicated with the drainage pipe network in the site.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222472460.7U CN218481502U (en) | 2022-09-19 | 2022-09-19 | A high accuracy sand content testing arrangement for drawing water test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222472460.7U CN218481502U (en) | 2022-09-19 | 2022-09-19 | A high accuracy sand content testing arrangement for drawing water test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218481502U true CN218481502U (en) | 2023-02-14 |
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ID=85167436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222472460.7U Active CN218481502U (en) | 2022-09-19 | 2022-09-19 | A high accuracy sand content testing arrangement for drawing water test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218481502U (en) |
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2022
- 2022-09-19 CN CN202222472460.7U patent/CN218481502U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200093 No. 38 Shui Feng Road, Yangpu District, Shanghai. Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Address before: 200093 No. 38 Shui Feng Road, Yangpu District, Shanghai. Patentee before: SGIDI ENGINEERING CONSULTING (Group) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |