CN210766993U - High-efficient direct water intaking system of aquifer - Google Patents
High-efficient direct water intaking system of aquifer Download PDFInfo
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- CN210766993U CN210766993U CN201921090877.9U CN201921090877U CN210766993U CN 210766993 U CN210766993 U CN 210766993U CN 201921090877 U CN201921090877 U CN 201921090877U CN 210766993 U CN210766993 U CN 210766993U
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Abstract
The utility model provides a high-efficiency aquifer direct water taking system, which comprises a transmitting well, a receiving well, a water delivery tunnel communicated with the transmitting well and the receiving well, and a pump station for taking water from the transmitting well or the receiving well or the water delivery tunnel; the water delivery roadway is wholly or partially arranged in the aquifer, or the water delivery roadway penetrates through the aquifer; the water delivery tunnel is arranged on the whole part of the aquifer or is a water taking filter in a segmental manner. The undercurrent flows downwards, passes through a natural filter bed mud film layer, a water-bearing layer and a water taking filter of a water delivery roadway, enters the interior of the water delivery roadway, is stored in a transmitting well or a receiving well and is conveyed out by a pump station; the water delivery roadway not only has the functions of storing water and delivering water, but also has the function of taking water. This water intaking system utilizes water delivery tunnel directly to get water in the aquifer, compares to set up the catchment chamber that has the infiltration hole crowd among the prior art and compares, and system structure is simple, and the water intaking is efficient.
Description
Technical Field
The utility model belongs to the technical field of water intaking, drainage structures construction, concretely relates to high-efficient aquifer direct water intaking system.
Background
The river bed undercurrent is an underground flowing water body which is present in a natural sand-gravel aquifer of the river bed. The water percolation process is a natural transportation process, and features that a reverse water taking system (water taking vertical shaft, tunnel at bottom of river, water collecting chamber, percolation hole group and controlled back flushing system) is built under river bed to take the underflow water meeting the standard out of ground surface.
The structure of the river bed is sequentially a mud film layer, a sandy gravel aquifer and a bedrock layer from top to bottom. The existing percolation water taking mode in a riverbed is that a water delivery tunnel is built in a foundation stratum in a tunneling mode, and then a plurality of water collecting chambers with percolation hole groups are communicated through the water delivery tunnel, so that percolating water in a sand and gravel layer is collected and then water is output from a water taking vertical shaft. In the method for building the water delivery roadway on the foundation stratum, the water delivery roadway is used for delivering and storing water; a water delivery drift, a water collection chamber and a stainless steel gravel attachment filter hole need to be built, the engineering process is complex, and the manufacturing cost is high; and a plurality of water collection chamber percolation hole groups are needed to be arranged for taking the required amount of water, the underground engineering area is large, the manufacturing cost is high, and the maintenance and dredging are complex.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art, the utility model aims at providing a high-efficient aquifer direct water intaking system, the water delivery tunnel of this system can not only water delivery, water storage, can also get water, and the water intaking is efficient.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-efficiency aquifer direct water taking system comprises a transmitting well, a receiving well, a water delivery roadway communicated with the transmitting well and the receiving well, and a pump station for taking water from the transmitting well, the receiving well or the water delivery roadway;
the water delivery roadway is wholly or partially arranged in the aquifer, or the water delivery roadway penetrates through the aquifer;
the water delivery tunnel is arranged on the whole part of the aquifer or is a water taking filter in a segmental manner.
In the technical scheme, the water taking system can be used in places with aquifers, such as riverbeds, riverbeds or lake beds. When the submerged water is used in a riverbed, the submerged water seeps downwards, passes through a natural filter bed mud film layer, a sand and gravel layer and a water taking filter of a water delivery roadway, enters the interior of the water delivery roadway, and is then extracted by a pump station through a water collecting well; the water delivery roadway not only has the functions of storing water and delivering water, but also has the function of taking water. This water intaking system utilizes the water delivery tunnel directly to get water between the sand cobble layer, compares to set up the catchment chamber that has the infiltration hole crowd among the prior art and compares, and system structure is simple, and the water intaking is efficient.
In a preferred embodiment of the present invention, the aquifer is a sandy gravel aquifer in a river bed, a riverside or a lake bed.
In a preferred embodiment of the present invention, when the water delivery tunnel part is disposed in the aquifer, the water delivery tunnel comprises a water intake part and a water delivery part which are connected with each other; the water taking part is positioned in the aquifer, and the water taking filter is wholly or sectionally arranged; the water delivery part is a barrel-shaped structure without holes on the whole body.
The water taking part of the water delivery roadway utilizes the structure of the water taking filter, so that water can be taken in addition to water storage and water delivery; the water delivery part is only used for storing water and delivering water, so that the bucket-shaped structure without holes on the whole body is arranged, the bucket-shaped structure is simpler, and the construction engineering quantity is reduced.
In a preferred embodiment of the present invention, the cross-section of the water intake part and the water delivery part of the water delivery roadway are equal.
In a preferred embodiment of the present invention, the lower end of the water collecting well is located below the water delivery roadway. The bottom of the water collecting well has the function of sand deposition, so that the quality of water is further improved.
In a preferred embodiment of the present invention, the effective porosity of the water intake filter is 35% to 40%. The hydraulic condition is good, and the filter blockage phenomenon is not easy to occur.
In another preferred embodiment of the present invention, the water intake filter is a stainless steel displacement filter or a back-flush filter. The filter with the structure has a cleaning function and is not easy to block.
In another preferred embodiment of the present invention, the diameter of the launching well and the receiving well is larger than the diameter of the water delivery roadway. Thereby facilitating the laying of water delivery tunnels.
In another preferred embodiment of the present invention, the water delivery roadway is horizontally disposed or inclined toward the water collecting well, and/or the water collecting well is vertically disposed or inclined toward the aquifer.
The utility model discloses an among another kind of preferred embodiment, the pump station includes the water pump, and this water pump is connected with the drinking-water pipe, and this drinking-water pipe stretches into the launching well or receives well or water delivery tunnel in, and the water inlet of drinking-water pipe is arranged in water delivery tunnel. The water inlet of the water pumping pipe is positioned in the water delivery roadway, and when the water storage in the launching well or the receiving well is insufficient, the water in the water delivery roadway can be pumped out for use.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a high-efficiency aquifer direct water taking system according to a first embodiment.
Fig. 2 is another schematic structural diagram of a high-efficiency aquifer direct water taking system according to the first embodiment.
Fig. 3 is a schematic structural diagram of a high-efficiency aquifer direct water intake system according to the second embodiment.
Fig. 4 is a schematic structural diagram of a high-efficiency aquifer direct water intake system according to a third embodiment.
Fig. 5 is a first schematic view of the construction process of the water delivery roadway of the present invention.
Fig. 6 is a schematic view of a construction process of the water delivery roadway in the utility model.
Fig. 7 is a third schematic view of the construction process of the water delivery roadway of the utility model.
Reference numerals in the drawings of the specification include: the system comprises a launching well 1, a water delivery roadway 2, a water taking part 21, a water delivery part 22, a pump station 3, a water pumping pipe 31, a receiving well 4, a percolation structure 8, a steel pipe 81, a mud membrane layer a, a sand and gravel layer b and a bedrock layer c.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "vertical", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
Example one
This embodiment provides a high-efficiency aquifer direct water intake system which can be used in places having aquifers, such as riverbeds, riversides or lake beds, and the present embodiment will be described by taking an example in which the water intake system is installed in a riverbed to infiltrate submerged water in a sandy gravel layer of the riverbed.
As shown in fig. 1, a preferred embodiment comprises a launching well 1, a receiving well 4, a water delivery roadway 2 communicating with the launching well 1 and the receiving well 4, and pump stations 3 for taking water from the launching well 1 or the receiving well 4 or the water delivery roadway 2. The water delivery roadway 2 comprises a water taking part 21 and a water delivery part 22 which are connected with each other; the water taking part 21 is positioned in the sand-gravel layer b, and is a water taking filter in whole or in sections, and preferably, the water taking part 21 is a water taking filter in whole; the water supply part 22 has a barrel-shaped structure without holes on the whole body, but may have the same structure as the water intake part 21.
In the direct water taking system of the sandy gravel layer, a water taking part 21 of a water delivery roadway 2 is a water taking filter, pressure difference is generated between the water level of a river and the water level of a launching well 1 under the action of pressure conduction, a low-pressure area is formed in the sandy gravel layer b, and undercurrent water is infiltrated, passes through a natural filter bed mud film layer a, the sandy gravel layer b and the water taking part 21, enters the interior of the water delivery roadway 2, then passes through the launching well 1 and is extracted by a pump station 3.
In another preferred embodiment of the present invention, as shown in fig. 1, the well mouth of the launching well 1 is arranged on the bank of a river, the well mouth of the receiving well 4 is arranged on the opposite bank of a river, the water delivery roadway 2 penetrates through the sand-gravel layer b, and the launching well 1 and the receiving well 4 are respectively arranged in the bedrock layers c on both sides of the bank of a river; the launch well 1 and the receiving well 4 are vertical wells as shown in fig. 1 or are arranged at an incline.
In another preferred embodiment of the present invention, as shown in fig. 2, the well mouth of the launching well 1 is arranged on the bank of a river, the well mouth of the receiving well 4 is arranged in the river, and the water delivery roadway 2 partially extends into the sand and gravel layer b; in practice, the well mouth of the launching well 1 can be arranged in a river, and the well mouth of the receiving well 4 can be arranged on a river bank.
In another preferred embodiment of the present invention, the water intake filter of the water intake part 21 of the water delivery tunnel 2 is made of stainless steel, and is a displacement type filter or a back-flushing type filter, such as a displacement type filter disclosed in CN2622257, a back-flushing type gravel-attached filter disclosed in CN201738372U, a rotary type automatic cleaning back-flushing filter disclosed in CN206198831U, or a gravel-filled type back-flushing filter disclosed in CN 206483202U. Other prior art filters having an effective porosity of 35% to 40% may of course be selected.
As shown in fig. 1, in another preferred embodiment of the present invention, the water intake part 21 and the water delivery part 22 of the water delivery tunnel 2 have equal cross sections. The water delivery roadway 2 is transversely arranged or obliquely arranged towards the launching well 1 and the receiving well 4; for convenience of construction, it is preferable that the water delivery tunnels 2 are arranged laterally as shown in fig. 1 and 2.
As shown in fig. 1, the pump station 3 comprises a water pump, the water pump is connected with a water pumping pipe 31, the water pumping pipe 31 extends into the launching well 1, a water inlet of the water pumping pipe 31 is lower than the water surface of the river, and preferably, a water inlet of the water pumping pipe 31 is positioned in the water delivery roadway 2; of course, the suction pipe 31 can also extend into the receiving well 4 or the water conveying tunnel 2. The structure and composition of the pump station 3 can adopt the prior art, and are not described herein.
In another preferred embodiment of the present invention, the lower ends of the launching well 1 and the receiving well 4 are located below the water delivery roadway 2. Therefore, the bottom of the launching well 1 has a sand settling function, and the water quality is further improved.
The construction mode of the launching well 1 and the receiving well 4 in the embodiment is the conventional technology, and the construction of the water delivery roadway 2 can refer to the following steps:
s1 as shown in fig. 1, 2 and 5, pipe jacking is performed from the launching well 1 to the bed rock layer c and the sand and gravel layer b, the steel pipe 81 is laid in the bed rock layer c and the sand and gravel layer b, the other end of the steel pipe 81 extends to the receiving well 4, and the steel pipe 81 is used as a support for the hole and remains in the sand and gravel layer b.
S2 as shown in fig. 1, 2 and 6, a percolation structure 8 is inserted from the launching well 1 to one section of the steel pipe 81, and a plurality of sections of percolation structures 8 connected end to end form the water delivery roadway 2. When the percolation structure 8 is positioned in the foundation stratum c, the percolation structure 8 is a water delivery part 22 of the water delivery roadway 2, when the percolation structure 8 is positioned in the sand and gravel layer b, the percolation structure 8 is a water taking part 21 of the water delivery roadway 2, and all or a part of the percolation structure 8 is a water taking filter.
S3 as shown in fig. 1, 2 and 7, the steel pipes 81 are extracted section by section from the launching well 1 or the receiving well 4, and the water delivery roadway 2 is directly contacted with the bed rock layer c and the sand and gravel layer b, thereby completing the installation of the whole water delivery roadway 2.
The steel pipes 81 enter the sand and gravel layer b from the launching well 1 and extend to the receiving well 4, the strength of the steel pipes 81 is high, and the steel pipes can be directly paved in the sand and gravel layer b; with the support of the steel pipes 81, the infiltration structure 8 can be inserted into the steel pipes 81 from the launching well 1, and then the steel pipes 81 can be extracted section by section from the launching well 1 or the receiving well 4; after the steel pipe 81 is drawn out, the water delivery roadway 2 is directly contacted with the sand and gravel layer b.
Example two
The difference between the present embodiment and the first embodiment is: as shown in fig. 3, in this embodiment, the launching well 1 is disposed obliquely to the sand and gravel layer b, so that the water delivery roadway 2 is entirely located in the sand and gravel layer b, at this time, the water delivery roadway 2 can be disposed with only the water intake part 21 in the first embodiment without disposing the water delivery part 22, the water delivery roadway 2 is disposed transversely, and in practice, the water delivery roadway 2 can also be disposed obliquely according to the distribution of the sand and gravel layer b in the river bed.
The construction method of the water delivery roadway 2 in this embodiment may adopt the same construction method as in the first embodiment, and details are not described herein.
EXAMPLE III
The present embodiment is different from the first and second embodiments in that: when the sand-gravel layer b extends to the bank of the river and has a certain depth, as shown in fig. 4, the water delivery roadway 2 is completely positioned in the sand-gravel layer b, in which case the water delivery roadway 2 can be completely composed of the water intake part 21; the emitter wells 1 and the receiver wells 4 are also entirely located in the sand-gravel layer b, although in practice the emitter wells 1 and the receiver wells 4 may also be partially located in the sand-gravel layer b. For convenience of construction, the water delivery roadway 2 is transversely arranged, and the launching well 1 and the receiving well 4 are vertically arranged; in practice, the water delivery roadway 2 can be also obliquely arranged according to the distribution condition of the sand and gravel layer b in the river bed.
The construction method of the water delivery roadway 2 in this embodiment may adopt the same construction method as in the first embodiment, and details are not described herein.
The three embodiments illustrate several embodiments of the direct water intake system for the sand and gravel layer, and the selection can be made according to different structures of the riverbed in practice.
In the description herein, reference to the description of the terms "preferred embodiment," "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A high-efficiency aquifer direct water taking system is characterized by comprising a transmitting well, a receiving well, a water delivery roadway communicated with the transmitting well and the receiving well, and a pump station for taking water from the transmitting well or the receiving well or the water delivery roadway;
the water delivery roadway is wholly or partially arranged in the aquifer, or the water delivery roadway penetrates through the aquifer;
the water delivery roadway is arranged on the whole part of the aquifer or is a water taking filter in a segmental manner.
2. A high efficiency aquifer direct water intake system according to claim 1, wherein the aquifer is a sandy gravel aquifer in a river bed, a riverside or a lake bed.
3. A high efficiency aquifer direct water intake system according to claim 1, wherein when the water delivery roadway section is disposed in the aquifer, the water delivery roadway comprises a water intake section and a water delivery section which are connected; the water taking part is positioned in an aquifer and is a water taking filter wholly or sectionally; the water delivery part is of a barrel-shaped structure without holes on the whole body.
4. A high efficiency aquifer direct water intake system according to claim 2, wherein the water intake and delivery sections of the water delivery roadway are of equal cross-section.
5. A high efficiency aquifer direct water intake system according to claim 1, wherein the lower ends of the emitter and receiver wells are located below the water delivery roadway.
6. A high efficiency aquifer direct water intake system according to claim 1, wherein the effective porosity of the water intake filter is between 35% and 40%.
7. A high efficiency aquifer direct water intake system according to claim 1, wherein the water intake filter is a stainless steel displacement filter or a back flush filter.
8. A high efficiency aquifer direct water intake system according to any one of claims 1 to 7, wherein the diameter of the emitter and receiver wells is greater than the diameter of the water delivery roadway.
9. A high efficiency aquifer direct water intake system according to any one of claims 1 to 7, wherein the water delivery roadway is arranged laterally or obliquely to the launching well or the receiving well; and/or the transmitting well and the receiving well are vertically arranged or obliquely arranged towards an aquifer.
10. A high efficiency aquifer direct water intake system according to any one of claims 1 to 7, wherein the pumping station comprises a water pump to which a water pumping pipe is connected, the water pumping pipe extending into the launch or receiving well or water delivery roadway, the water inlet of the water pumping pipe being located in the water delivery roadway.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921056440 | 2019-07-08 | ||
| CN2019210564403 | 2019-07-08 |
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| CN210766993U true CN210766993U (en) | 2020-06-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359520A (en) * | 2019-07-08 | 2019-10-22 | 重庆泓源渗滤取水科技有限公司 | The method and application of filter acquisition periphery underground water are installed using pipe-jacking technology |
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2019
- 2019-07-12 CN CN201921090877.9U patent/CN210766993U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359520A (en) * | 2019-07-08 | 2019-10-22 | 重庆泓源渗滤取水科技有限公司 | The method and application of filter acquisition periphery underground water are installed using pipe-jacking technology |
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