CN209457863U - For being layered drilling and its observation structure of water-level observation - Google Patents
For being layered drilling and its observation structure of water-level observation Download PDFInfo
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- CN209457863U CN209457863U CN201821999229.0U CN201821999229U CN209457863U CN 209457863 U CN209457863 U CN 209457863U CN 201821999229 U CN201821999229 U CN 201821999229U CN 209457863 U CN209457863 U CN 209457863U
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Abstract
The drilling and its observation structure that the utility model discloses a kind of for being layered water-level observation, belong to engineering investigation drilling field, provide a kind of drilling and observation structure that can be used in being layered water-level observation.Drilling described in the utility model is provided with corresponding segmentation pore structure for the layering of double-deck or multilayer water-yielding stratum, can carry out observation in this way and provide observation condition.Observation structure described in the utility model for the layering water-level observation that drills can be separated every layer of segmentation hole by the way that corresponding water barrier device is arranged, and can carry out long-term independent observation to double-deck or multilayer water level simultaneously by the way that corresponding sighting tube is arranged.Observation structure described in the utility model has simple structure, observation convenience and the advantages such as low in cost.
Description
Technical field
The utility model relates to engineering investigation drilling field more particularly to a kind of drilling for being layered water-level observation and its
Observation structure.
Background technique
In engineering investigation probing, generally require to carry out long-term observation to level of ground water, what is usually observed is single layer underground
The water level of water.But the case where certain privileged sites are likely to occur double-deck, multilayer water-yielding stratum, at this time with regard to need to carry out to it is double-deck,
The corresponding level of ground water of multilayer water-yielding stratum is observed, however current observed pattern can only observe single layer water level, or can only
Mixing water level corresponding to observation bilayer, multilayer cannot achieve the purpose that layering independent observation simultaneously.
Utility model content
The technical issues of the utility model solves is to provide a kind of drilling that can be used in being layered water-level observation.
The technical scheme adopted by the utility model to solve the technical problem is as follows: drilling is divided at least two layers along depth direction
It is segmented hole, the corresponding water-yielding stratum in every layer of segmentation hole, adjacent two layers are segmented between hole the aperture edge for forming variable diameter step, and drilling
Depth direction successively becomes smaller.
Further, respectively segmentation hole is coaxial.
In addition, the utility model also provides a kind of observation structure for the layering water-level observation that drills, including above-mentioned reality
Further include sighting tube and water barrier device with novel described for being layered the drilling of water-level observation, with except top layer segmentation hole with
Every layer of outer segmentation hole is correspondingly arranged on a sighting tube, and the lower end of every sighting tube is deeply segmented the bottom in hole to respective layer,
Water through-hole was provided on the tube wall of sighting tube bottom end vicinity, the upper end of sighting tube extends to the aperture of drilling；Adjacent two layers
It is segmented in hole, sighting tube corresponding to the segmentation hole of upper layer is set on sighting tube corresponding to lower layer's segmentation hole；In adjacent two layers
Be provided with a water barrier device at variable diameter step between segmentation hole, the water barrier device by two layers adjacent of segmentation hole seal every
It is disconnected, and sighting tube corresponding to adjacent segmentation hole sealingly extends through the water barrier device below water barrier device.
Further, the water barrier device includes top board, lower platen and is arranged between top board and lower platen
Seal, the lower platen pad is set on the step surface of corresponding variable diameter step, above water barrier device corresponding to adjacent segmentation hole
The lower end of sighting tube be depressed on the top board.
Further, being provided with filtering between the outside and corresponding hole wall of the tube wall of every sighting tube bottom end vicinity
Filler.
Further, be provided with fixed device at the aperture of drilling, the fixed device is connect and right with sighting tube
Sighting tube applies downward preload pressure.
Further, the fixed device includes the orifice tube being arranged at the aperture of drilling and is fixedly mounted on aperture
Lid on pipe, sighting tube are passed through in the middle part of lid and are connect with lid.
Further, being correspondingly arranged on a lid to the sighting tube that every lower end is pressed on corresponding top board.
Further, being provided with coagulation pedosphere in the periphery of orifice tube, the embedding note of orifice tube is in coagulation pedosphere.
The beneficial effects of the utility model are: drilling described in the utility model, for double-deck or multilayer water-yielding stratum point
Layer is provided with corresponding segmentation pore structure, can carry out observation in this way and provide observation condition.Use described in the utility model
In the observation structure of drilling layering water-level observation, every layer of segmentation hole can be separated by the way that corresponding water barrier device is arranged, by setting
Long-term independent observation can be carried out to double-deck or multilayer water level simultaneously by setting corresponding sighting tube.Observation described in the utility model
Structure has simple structure, observation convenience and the advantages such as low in cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of drilling described in the utility model；
Fig. 2 and Fig. 3 is respectively that water barrier device is set at different variable diameter steps and carries out showing for corresponding water-yielding stratum water-level observation
It is intended to；
In the figure, it is marked as drilling 1, segmentation hole 2, variable diameter step 3, water barrier device 4, sighting tube 5, excessively water through-hole 6, top board
41, lower platen 42, seal 43, filter packing 7, fixed device 8, orifice tube 81, lid 82, coagulation pedosphere 9, water outlet position
10。
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and specific embodiments.
Drilling described in the utility model for bilayer or multilayer water-level observation, the drilling 1 are divided into along depth direction
At least two layers segmentation hole 2, the corresponding water-yielding stratum in every layer of segmentation hole 2, adjacent two layers, which are segmented between hole 2, forms variable diameter step 3, and
The aperture of drilling 1 successively becomes smaller along depth direction.
Wherein, the utility model is to deposit on the depth direction of drilling 1 for having the case where two or more layers water-yielding stratum
At the corresponding water outlet position 10 of different water-yielding stratums, 1 layering of drilling is arranged according to the position of each water-yielding stratum, every layer of water-yielding stratum is corresponding
One layer of segmentation hole 2；And along the depth direction of drilling 1,1 aperture of drilling becomes smaller paragraph by paragraph, to distinguish each segmentation hole 2, and in phase
Adjacent beam layer segmentation forms corresponding variable diameter step 3 between hole 2.
Without loss of generality, hole 2 is respectively segmented in the utility model should keep coaxially, as shown in the drawing as far as possible；Accordingly
Variable diameter step 3 then form a ring shape step structure.
Above-mentioned variable diameter step 3 be for when needing the water level conditions to equivalent layer to be observed, for limit place every
The structure of water installations 4, to realize the partition between different segmentation holes 2 by water barrier device 4.
Observation structure described in the utility model for the layering water-level observation that drills, including it is above-mentioned described in the utility model
For being layered the drilling of water-level observation, further include sighting tube 5 and water barrier device 4, with every layer in addition to top layer is segmented hole 2
Segmentation hole 2 is correspondingly arranged on a sighting tube 5, and the lower end of every sighting tube 5 deeply to the bottom in respective layer segmentation hole 2, is being seen
Water through-hole 6 was provided on the tube wall of 5 bottom end vicinity of test tube, the upper end of sighting tube 5 extends to the aperture of drilling 1；Adjacent two layers
It is segmented in hole 2, sighting tube 5 corresponding to the segmentation hole 2 of upper layer is set on sighting tube 5 corresponding to lower layer's segmentation hole 2；Adjacent
It is provided with a water barrier device 4 at variable diameter step 3 between two layers of segmentation hole 2, adjacent two layers is segmented by the water barrier device 4
The sealing partition of hole 2, and sighting tube 5 corresponding to the 4 adjacent segmentation hole 2 in lower section of water barrier device sealingly extends through the water barrier device
4。
Wherein, every sighting tube 5 is to carry out water-level observation for the segmentation hole 2 to respective layer；5 bottom end attachment of sighting tube
Water hole 6 is that the infiltration in this layer segmentation hole 2 is allowed to enter in sighting tube 5 to be observed.More specifically, in order to keep away
Exempt to cause silt to block corresponding water hole 6, further in the tube wall of every 5 bottom end vicinity of sighting tube in the utility model
Filter packing 7 is provided between outside and corresponding hole wall；All water holes 6 should be substantially completely covered in filter packing 7
Corresponding height.
Specifically, according to drilling 1 in required observation water-yielding stratum situation, need to be correspondingly arranged corresponding variable diameter step 3 with
Corresponding segmentation hole 2 is formed, while needing corresponding with each variable diameter step 3 mating to be provided with a matching water barrier device
4；And according to the corresponding size of corresponding variable diameter step 3, choose matched water barrier device 4, it is ensured that install to water barrier device 4
After can effectively separate two neighboring segmentation hole 2；Certainly, without loss of generality, since corresponding sighting tube 5 is needed across water proof
Device 4, therefore the through-hole structure for allowing sighting tube 5 to pass through should be reserved on water barrier device 4；And water barrier device 4 should be with
Corresponding sighting tube 5 keeps sealing cooperation.
More specifically, water barrier device 4 described in the utility model specifically can be used such as flowering structure: the water barrier device 4
Including top board 41, lower platen 42 and the seal 43 being arranged between top board 41 and lower platen 42, the lower platen 42 is padded
On the step surface of corresponding variable diameter step 3, the lower side pressure of sighting tube 5 corresponding to the adjacent segmentation hole 2 in 4 top of water barrier device
As on the top board 41.Apply the pressure clamped effect to intermediate seal 43 by top board 41 and lower platen 42,
So that seal 43 can contact sealing cooperation with corresponding 5 tube wall of sighting tube and hole wall after being deformed, partition phase is realized
Adjacent two segmentation holes 2.Wherein, seal 43 is preferably using having the material for being squeezed and deformed effect, for example, by using rubber material
Or silica gel material.More specifically, above-mentioned lower platen 42 needs to be limited by corresponding variable diameter step 3, and top board 41 then may be used
Apply pressing force by the corresponding sighting tube 5 in top, can specifically be generated by the gravity of corresponding sighting tube 5 to upper pressure
The lower pressure of plate 41.
In addition, can also be by applying pressing force to corresponding sighting tube 5 to be transferred to top board 41 in the utility model
On, to improve the extrusion deformation effect to seal 43；Can be further bored in the utility model referring to as shown in attached drawing 2
It is provided with fixed device 8 at the aperture in hole 1, the fixed device 8 connect with sighting tube 5 and applies to sighting tube 5 downward pre-
Compaction forces.When installation, fixed device 8 first can be fixedly mounted in aperture, then apply certain pushing after sighting tube 5 is installed and make
Firmly on corresponding sighting tube 5, the limit of sighting tube 5 is fixed on fixed device 8 again later, to keep in sighting tube 5
Pressing force.The pressing force is pressed on corresponding top board 4 under passing through sighting tube 5 finally, so that 43 quilt of seal
It is squeezed and deformed and then realizes sealing function.
Referring to shown in attached drawing 2, above-mentioned fixed device 8 specifically be can be used such as flowering structure: the fixed device 8 includes setting
Orifice tube 81 at the aperture of drilling 1 and the lid 82 that is fixedly mounted on orifice tube 81, sighting tube 5 are worn in the middle part of lid 82
It crosses and is connect with lid 82.Specifically, being can be used between sighting tube 5 and lid 82 as clamping, being threadedly coupled or directly being welded
Connection；And clamping, threaded connection or welding can also be used in lid 82 and orifice tube 81.More specifically, in order to improve to aperture
The fixed function of pipe 81 is further provided with coagulation pedosphere 9 in the periphery of orifice tube 81 in the utility model, passes through the concrete
Circle 9 is by the embedding note of orifice tube 81 in coagulation pedosphere 9；Coagulation pedosphere 9 can mix for the circle directly formed after aperture periphery casting
Xtah Crude Clay structure.
More specifically, the sighting tube 5 that can be pressed on corresponding top board 41 to every lower end in the utility model is correspondingly arranged
There is a lid 82, each lid 82 can be respectively arranged with matched orifice tube 81 or each lid 82 and share the same aperture
Pipe 82；Each lid 82 can be layered setting, and the lid 82 being correspondingly connected with internal layer sighting tube 5 should be set to upper layer, so as to
It is attached in lid 82 with corresponding sighting tube 5, specific set-up mode can refer to shown in attached drawing 2.Due to being located at innermost layer
Sighting tube 5, i.e., no setting is required for the bottom of the corresponding sighting tube 5 in segmentation hole 2 of bottom water barrier device 4, therefore the sighting tube 5
The lid 82 that no setting is required is attached thereto.
In specific example figure as shown in Fig. 2, drilling 1 is set as three layers of segmentation hole 2, only depicting difference in attached drawing
Sighting tube 5 corresponding with lowest level segmentation hole 2 and middle layer segmentation hole 2.It is segmented hole 2 in lowest level and middle layer is segmented hole 2
Between variable diameter step 3 at be provided with water barrier device 4, with separate lowest level segmentation hole 2 and middle layer segmentation hole 2；And lowest level
The segmentation corresponding sighting tube 5 in hole 2 is set in the corresponding sighting tube 5 in medial section hole 2, and is worn in the middle part of above-mentioned water barrier device 4
Later it extend into the bottom in lowest level segmentation hole 2；The corresponding sighting tube 5 in hole 2 can be segmented by lowest level in this way to realize to most
Lower layer is segmented water-yielding stratum corresponding to hole 2 and carries out independent observation.In the case where in above-mentioned attached drawing 2, as needed to carry out to centre
The layer segmentation corresponding water-yielding stratum in hole 2 carries out independent observation, then only needs to add between medial section hole 2 and top layer's segmentation hole 2
Fill corresponding water barrier device 4, with separate middle layer segmentation hole 2 and top layer segmentation hole 2 after can by with middle layer be segmented hole 2
Corresponding sighting tube 5 is observed；Also, can also directly carry out in the case to top layer be segmented the corresponding water level in hole 2 into
Row observation, top layer is segmented hole 2 can no setting is required sighting tube 5；Certainly, hole 2 can also be segmented with top layer when necessary to be correspondingly arranged
There is corresponding sighting tube 5, can be improved in this way by the sighting tube 5 and pressing force is applied to corresponding water barrier device 4, mention
The sealing performance of high corresponding water barrier device 4.
Claims (8)
1. the observation structure for the layering water-level observation that drills, it is characterised in that: including the drilling for being layered water-level observation
(1), the drilling (1) is divided at least two layers segmentation hole (2) along depth direction, and the corresponding water-yielding stratum of every layer of segmentation hole (2) is adjacent
Variable diameter step (3) are formed between two layers of segmentation hole (2), and the aperture of (1) of drilling successively becomes smaller along depth direction；It further include seeing
Test tube (5) and water barrier device (4) are correspondingly arranged on an observation with every layer of segmentation hole (2) in addition to top layer is segmented hole (2)
It manages (5), the lower end of every sighting tube (5) is deeply to the bottom of respective layer segmentation hole (2), in the pipe of sighting tube (5) bottom end vicinity
It was provided on wall water through-hole (6), the upper end of sighting tube (5) extends to the aperture of drilling (1)；Adjacent two layers are segmented in hole (2),
Sighting tube (5) corresponding to upper layer segmentation hole (2) is set on sighting tube (5) corresponding to lower layer's segmentation hole (2)；Adjacent two
A water barrier device (4) is provided at variable diameter step (3) between layer segmentation hole (2), and the water barrier device (4) is by adjacent two
Layer segmentation hole (2) sealing partition, and sighting tube (5) corresponding to the adjacent segmentation hole (2) in water barrier device (4) lower section is hermetically
Across the water barrier device (4).
2. the observation structure as described in claim 1 for the layering water-level observation that drills, it is characterised in that: be respectively segmented hole (2)
Coaxially.
3. the observation structure as described in claim 1 for the layering water-level observation that drills, it is characterised in that: the water barrier device
It (4) include top board (41), lower platen (42) and the seal (43) being arranged between top board (41) and lower platen (42), institute
It states lower platen (42) pad to be set on the step surface of corresponding variable diameter step (3), adjacent segmentation hole (2) institute above water barrier device (4)
The lower end of corresponding sighting tube (5) is depressed on the top board (41).
4. the observation structure as described in claim 1 for the layering water-level observation that drills, it is characterised in that: in every sighting tube
(5) filter packing (7) are provided between the outside of the tube wall of bottom end vicinity and corresponding hole wall.
5. the observation structure as claimed in claim 3 for the layering water-level observation that drills, it is characterised in that: in drilling (1)
It is provided at aperture fixed device (8), the fixed device (8) connect with sighting tube (5) and applies downwards to sighting tube (5)
Preload pressure.
6. the observation structure as claimed in claim 5 for the layering water-level observation that drills, it is characterised in that: the fixed device
(8) include the orifice tube (81) being arranged at the aperture of drilling (1) and the lid (82) being fixedly mounted on orifice tube (81), see
Test tube (5) is passed through in the middle part of lid (82) and is connect with lid (82).
7. the observation structure as claimed in claim 6 for the layering water-level observation that drills, it is characterised in that: with every lower side pressure
Sighting tube (5) on corresponding top board (41) is correspondingly arranged on a lid (82).
8. the observation structure as claimed in claim 6 for the layering water-level observation that drills, it is characterised in that: in orifice tube (81)
Periphery be provided with coagulation pedosphere (9), the embedding note of the orifice tube (81) is in coagulation pedosphere (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999229.0U CN209457863U (en) | 2018-11-30 | 2018-11-30 | For being layered drilling and its observation structure of water-level observation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821999229.0U CN209457863U (en) | 2018-11-30 | 2018-11-30 | For being layered drilling and its observation structure of water-level observation |
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| Publication Number | Publication Date |
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| CN209457863U true CN209457863U (en) | 2019-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821999229.0U Active CN209457863U (en) | 2018-11-30 | 2018-11-30 | For being layered drilling and its observation structure of water-level observation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458128A (en) * | 2018-11-30 | 2019-03-12 | 中国电建集团成都勘测设计研究院有限公司 | For being layered drilling and its observation structure of water-level observation |
-
2018
- 2018-11-30 CN CN201821999229.0U patent/CN209457863U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458128A (en) * | 2018-11-30 | 2019-03-12 | 中国电建集团成都勘测设计研究院有限公司 | For being layered drilling and its observation structure of water-level observation |
| CN109458128B (en) * | 2018-11-30 | 2024-05-14 | 中国电建集团成都勘测设计研究院有限公司 | Drilling hole for layered water level observation and observation structure thereof |
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