CN209117114U - Artesian water water-level observation well construction - Google Patents
Artesian water water-level observation well construction Download PDFInfo
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- CN209117114U CN209117114U CN201822029274.XU CN201822029274U CN209117114U CN 209117114 U CN209117114 U CN 209117114U CN 201822029274 U CN201822029274 U CN 201822029274U CN 209117114 U CN209117114 U CN 209117114U
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- Prior art keywords
- well casing
- water
- artesian
- well
- level observation
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Abstract
The utility model relates to artesian water water-level observation well constructions, it includes the first well casing being set in earth drilling, the first well casing interior slip is combined with the second well casing that internal diameter is less than first well casing, first well casing bottom, which is offered, to be worn for second well casing bottom to the perforating of lower layer's artesian aquifer, the end of second well casing and the bottom of first well casing are provided with clip assembly, the clip assembly includes the fixed block being fixedly connected in the second well casing bottom sidewall, be fixedly connected on fixed block lower surface and with the mutually perpendicular clamping block of fixed block and be provided with the first well casing bottom and with clamping block be engaged by clamping card slot.The utility model has the effect of measuring double-layered pressure-bearing water water level.
Description
Technical field
The utility model relates to build prospecting field of engineering technology, more particularly, to artesian water water-level observation well construction.
Background technique
Artesian water is filled with the underground water in the water-bearing layer between two water barriers, different burial types there are two types of it,
The diving being imbedded on first stable water barrier and the artesian water being imbedded between upper and lower two stable water barriers.It is typical
Artesian aquifer can be divided into feeding area, confined area and discharge area three parts.
When carrying out engineering geological investigation and Hydrogeologic Survey in all kinds of engineering projects, it is related to excavation of foundation pit, just needs
It finds out artesian water water level elevation and pressure head in place, gushes checking computations for foundation pit is anti-prominent parameter is provided.Place artesian water water level
Following methods are generally taken in the acquisition of absolute altitude and pressure head: well-site measurement；Drilling machine pore-forming；Well-flushing；Well casing fabrication and installation；Well casing
Side wall filtrate and clay ball backfilling；Well-flushing and test are drawn water；Artesian water water-level observation；Tube drawing sealing of hole.
Above-mentioned measurement method in the prior art can only observe the water level of an artesian aquifer, when place memory is at two
When artesian aquifer needs to observe artesian water water level, need to make two groups of inspection wells, project cost is higher, improve observation at
This.
Utility model content
The purpose of the utility model is to provide artesian water water-level observation well constructions, have measurement double-layered pressure-bearing water water level
Effect.
The above-mentioned technical purpose of the utility model has the technical scheme that artesian water water level observation well
Structure, including the first well casing being set in earth drilling, the first well casing interior slip is combined with internal diameter and is less than described the
Second well casing of one well casing, first well casing bottom, which is offered, to be worn for second well casing bottom to lower layer's artesian aquifer
Perforating, the bottom of the end of second well casing and first well casing is provided with clip assembly, the clip assembly
Including be symmetrically fixedly connected in the second well casing bottom sidewall fixed block, be fixedly connected on fixed block lower surface and and fixed block
Mutually perpendicular clamping block and the card slot for being provided with the first well casing bottom and being engaged by clamping with clamping block.
By using above-mentioned technical proposal, the second well casing is worn by perforating into lower layer's artesian aquifer, and passes through card
Connected components are blocked with the first well casing, to improve the stability that the second well casing is connect with the first well casing, the setting of the second well casing makes
Obtaining single water level observation well has the effect of observing the double-deck water level, to reduce project cost and observation cost.
The utility model is further arranged to: length direction and the first well casing are offered on the inner wall of first well casing
The consistent sliding slot of length direction is fixedly connected with the sliding block with sliding slot sliding cooperation on all side walls of second well casing.
By using above-mentioned technical proposal, the setting of sliding slot and sliding block avoids for the sliding and position limitation for the second well casing
Two well casings rotate positioning in slipping, to avoid influencing the snap effect of the second well casing and the first well casing.
The utility model is further arranged to: be arranged on the inner wall of the perforating circle for first well casing with
The sealing ring in gap between second well casing.
By using above-mentioned technical proposal, the setting of sealing ring is effectively avoided when measuring lower layer's artesian water, upper layer pressure-bearing
Water enters the measurement result for inside the first well casing and influencing lower layer's artesian water.
The utility model is further arranged to: the bottom of second well casing is connected with filtering head, the filtering head
Side offer filter hole.
By using above-mentioned technical proposal, the setting of filtering head and filter hole is for filtering artesian aquifer and earth's surface
Impurity in soil layer avoids impurity from entering in the second well casing the measurement result for blocking the second well casing and influencing artesian water water level.
The utility model is further arranged to: the filtering head is in prismatic table shape.
By using above-mentioned technical proposal, when the second well casing is displaced downwardly in insertion lower layer's artesian aquifer, due to terrace with edge
The filtering head of shape reduces the contact area of artesian aquifer and filtering head, to reduce Cat-in resisting force, improves second
The efficiency of well casing insertion lower layer's artesian aquifer.
The utility model is further arranged to: the interior slip of second well casing is combined with for preventing the filter hole
The anti-soil plug of blocking, the upper surface of the anti-soil plug are fixedly connected with to pull out the anti-soil plug into the drawing of second well casing
Bar.
By using above-mentioned technical proposal, the setting of anti-soil plug is for blocking filter hole, so that the second well casing be avoided to exist
The result of artesian water level measuring is obstructed with soil and influenced in folding process.
The utility model is further arranged to: being fixedly connected with the multiple and filter hole card on the side wall of the anti-soil plug
Connect the protrusion of cooperation.
By using above-mentioned technical proposal, protrusion is engaged by clamping with filter hole, so that filter hole be blocked, further prevents
Filter hole is blocked and is influenced the level measuring result of artesian water by soil.
The utility model is further arranged to: the filter hole is opened up perpendicular to horizontal plane.
By using above-mentioned technical proposal, when the bottom of the second well casing is moved to lower layer's artesian aquifer, pull rod is lifted,
To which anti-soil plug is pulled out the second well casing, protrusion is avoided perpendicular to the filter hole that horizontal plane is arranged and is blocked by filter hole, thus
Increase the convenience that protrusion is separated with filter hole.
In conclusion the advantageous effects of the utility model are as follows:
1. the setting of the second well casing is so that single water level observation well has the effect of observing the double-deck water level, to reduce work
Journey cost and observation cost；
2. the setting of filtering head and filter hole avoids miscellaneous for filtering the impurity in artesian aquifer and surface soil layer
Matter enters in the second well casing the measurement result for blocking the second well casing and influencing artesian water water level；
3. the setting of anti-soil plug is for blocking filter hole, so that the second well casing be avoided to be obstructed with soil in folding process
And influence the result of artesian water level measuring.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the present embodiment；
Fig. 2 is the partial enlargement diagram of part A in Fig. 1.
In figure: 1, the first well casing；11, perforating；111, sealing ring；12, sliding slot；2, the second well casing；21, sliding block；3, block
Connected components；31, fixed block；32, clamping block；33, card slot；4, filtering head；41, filter hole；5, anti-soil plug；51, raised；6, it draws
Bar.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is artesian water water-level observation well construction disclosed by the utility model, including the first well casing 1.First well casing
1 is round tubular structure, is arranged in the borehole, for observing the water level of upper layer artesian aquifer.The bottom of first well casing 1 offers
Perforating 11, perforating 11 is circle, through the bottom of the first well casing 1.First well casing, 1 interior slip is combined with the second well casing 2,
Second well casing 2 is round tubular structure, and internal diameter and is set in the first well casing 1 less than the internal diameter of the first well casing 1.Second well
The bottom of pipe 2 is extended in lower layer's artesian aquifer by perforating 11, for observing the water level of lower layer's artesian aquifer.
It is arranged with a circle sealing ring 111 on the inner wall of perforating 11, sealing ring 111 is cirque structure, for blocking the
Gap between one well casing 1 and the second well casing 2, to prevent when measuring the water level of lower layer's artesian aquifer, upper layer artesian flow
Enter in the first well casing 1, to prevent the second well casing of pressure extrusion 2 of the artesian water flowed into the first well casing 1 and influence the second well
The measurement result of pipe 2.
Clip assembly 3 is provided on first well casing 1 and the second well casing 2, clip assembly 3 includes fixed block 31, clamping block 32
And card slot 33.Fixed block 31 is rectangular block structure, is symmetrically fixedly connected on the two sides of 2 bottom of the second well casing.Clamping block
32 be rectangular block structure, there is two pieces, and two pieces of clamping blocks 32 are respectively fixedly connected in the lower surface of two fixed blocks 31, and its
Length direction is vertical with the length direction of fixed block 31.33 section of card slot is rectangle, is symmetrically opened in 1 bottom of the first well casing
The two sides of perforating 11, and be engaged by clamping with clamping block 32.The setting of clip assembly 3 is for improving the first well casing 1 and the second well
The stability that pipe 2 connects, to improve the level measuring efficiency of lower layer's artesian aquifer.
Sliding slot 12 is offered on the inner wall of first well casing 1,12 section of sliding slot is rectangle, length direction and the first well casing
1 length direction is consistent.Sliding block 21 is fixedly connected on the side wall of second well casing 2, sliding block 21 is rectangular block structure, and with
The sliding cooperation of sliding slot 12.Sliding slot 12 is that the second well casing 2 limits when sliding in the first well casing 1 with sliding block 21, prevents the second well casing 2
Positioning is rotated when pushing into lower layer's artesian aquifer, to prevent the snap effect of the second well casing 2 and the first well casing 1.
Referring to Fig. 2, the bottom of the second well casing 2 is connected with filtering head 4.As shown in connection with fig. 1, filtering head 4 is prismatic table shape
Structure, the lesser side of width are located at the bottom of the first well casing 1, since lower layer's artesian water has pressure, when the second well casing 2 moves down
When into insertion lower layer's artesian aquifer, since the filtering head 4 of prismatic table shape makes the contact area of artesian aquifer Yu filtering head 4
Reduce, to reduce Cat-in resisting force, improves the efficiency of the second well casing 2 insertion lower layer's artesian aquifer.The side of filtering head 4
Multiple filter hole 41 are offered on wall, filter hole 41 is opened up perpendicular to horizontal plane, for filtering the impurity in soil and artesian water,
Impurity is avoided to enter in the second well casing 2 measurement result for blocking the second well casing 2 and influencing artesian water water level.
Referring to Fig. 2, the interior slip of the second well casing 2 is combined with anti-soil plug 5.The upper surface of anti-soil plug 5 is fixedly connected with drawing
Bar 6, pull rod 6 are rectangle rod-like structure, and one end far from anti-soil plug 5 extends to earth's surface, for anti-soil plug 5 to be pushed to the
The bottom of two well casings 2.The surface of anti-soil plug 5 is fixedly connected with multiple raised 51, and protrusion 51 is engaged by clamping with filter hole 41, thus
Filter hole 41 is blocked, filter hole 41 is further prevented to be blocked and influenced the level measuring result of artesian water by soil.Due to mistake
Filter opening 41 is opened up perpendicular to horizontal plane, when the bottom of the second well casing 2 is moved to lower layer's artesian aquifer, lifts pull rod 6, thus
Anti- soil plug 5 is pulled out into the second well casing 2, protrusion 51 is avoided perpendicular to the filter hole 41 that horizontal plane is arranged and is blocked by filter hole 41,
To increase raised 51 conveniences isolated with filter hole 41.
The implementation principle of the present embodiment are as follows: the second well casing 2 is worn by perforating 11 into lower layer's artesian aquifer, and is led to
Clip assembly 3 is crossed to block with the first well casing 1, so that the stability that the second well casing 2 is connect with the first well casing 1 is improved, the second well casing 2
Setting so that single water level observation well has the effect of observing the double-deck water level, thus reduce project cost and observe at
This.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. artesian water water-level observation well construction, including the first well casing (1) being set in earth drilling, it is characterised in that: described
First well casing (1) interior slip is combined with the second well casing (2) that internal diameter is less than first well casing (1), first well casing (1)
Bottom, which is offered, to be worn for the second well casing (2) bottom to the perforating of lower layer's artesian aquifer (11), second well casing
(2) bottom of end and first well casing (1) is provided with clip assembly (3), and the clip assembly (3) includes symmetrical solid
Surely the fixed block (31) that is connected in the second well casing (2) bottom sidewall, be fixedly connected on fixed block (31) lower surface and with fixation
Block (31) mutually perpendicular clamping block (32) and the card for being provided with the first well casing (1) bottom and being engaged by clamping with clamping block (32)
Slot (33).
2. artesian water water-level observation well construction according to claim 1, it is characterised in that: first well casing (1) it is interior
The consistent sliding slot of length direction (12) of length direction and the first well casing (1), the side of second well casing (2) are offered on wall
The sliding block (21) with the sliding slot (12) sliding cooperation is fixedly connected on wall.
3. artesian water water-level observation well construction according to claim 1, it is characterised in that: the inner wall of the perforating (11)
On be arranged with a circle between first well casing (1) and second well casing (2) gap sealing ring (111).
4. artesian water water-level observation well construction according to claim 1, it is characterised in that: the bottom of second well casing (2)
Portion is connected with filtering head (4), and the side of the filtering head (4) offers filter hole (41).
5. artesian water water-level observation well construction according to claim 4, it is characterised in that: the filtering head (4) is in terrace with edge
Shape.
6. artesian water water-level observation well construction according to claim 4, it is characterised in that: second well casing (2) it is interior
Portion's sliding is combined with the anti-soil plug (5) for preventing the filter hole (41) from blocking, and the upper surface of the anti-soil plug (5) is fixed to be connected
It is connected to convenient for the anti-soil plug (5) to be pulled out to the pull rod (6) of second well casing (2).
7. artesian water water-level observation well construction according to claim 6, it is characterised in that: the side wall of the anti-soil plug (5)
On be fixedly connected with multiple protrusions (51) being engaged by clamping with the filter hole (41).
8. artesian water water-level observation well construction according to claim 4, it is characterised in that: the filter hole (41) perpendicular to
Horizontal plane opens up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029274.XU CN209117114U (en) | 2018-12-04 | 2018-12-04 | Artesian water water-level observation well construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029274.XU CN209117114U (en) | 2018-12-04 | 2018-12-04 | Artesian water water-level observation well construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209117114U true CN209117114U (en) | 2019-07-16 |
Family
ID=67207507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822029274.XU Expired - Fee Related CN209117114U (en) | 2018-12-04 | 2018-12-04 | Artesian water water-level observation well construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209117114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103027A (en) * | 2019-12-24 | 2020-05-05 | 北京中煤矿山工程有限公司 | Water level observation tube capable of realizing layered reporting of freezing wall intersection condition |
-
2018
- 2018-12-04 CN CN201822029274.XU patent/CN209117114U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103027A (en) * | 2019-12-24 | 2020-05-05 | 北京中煤矿山工程有限公司 | Water level observation tube capable of realizing layered reporting of freezing wall intersection condition |
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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: 20190716 Termination date: 20201204 |