CN211113697U - Dewatering well structure - Google Patents
Dewatering well structure Download PDFInfo
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- CN211113697U CN211113697U CN201921763859.2U CN201921763859U CN211113697U CN 211113697 U CN211113697 U CN 211113697U CN 201921763859 U CN201921763859 U CN 201921763859U CN 211113697 U CN211113697 U CN 211113697U
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- ground
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000004927 clay Substances 0.000 claims abstract description 21
- 238000001556 precipitation Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 35
- 239000007787 solid Substances 0.000 claims description 22
- 239000004677 Nylon Substances 0.000 claims description 18
- 229920001778 nylon Polymers 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004062 sedimentation Methods 0.000 abstract description 7
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 description 10
- 239000002689 soil Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 5
- 238000003475 lamination Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a precipitation well structure relates to the well and lays the field, include: well casing, precoat layer, clay ball layer, filter screen subassembly and supporting piece, the well casing includes by lower supreme sedimentation tube, chimney filter and the real pipe of arranging in proper order, welded fastening between sedimentation tube, chimney filter and the real pipe, a plurality of holes of permeating water have been seted up in week side of chimney filter, the vertical setting of well casing is in the cylinder-shaped hole of excavation downwards in the ground, the internal diameter of well casing is little than the internal diameter that the cylinder-shaped hole was bored, the top of real pipe upwards extends and stretches out the ground setting, the outside cover of chimney filter is equipped with prevents stifled subassembly. The utility model discloses have the effect that can independently keep steady, the vertical state.
Description
Technical Field
The utility model belongs to the technical field of the well technique of laying and specifically relates to a precipitation well structure is related to.
Background
At present, a certain number of dewatering wells are arranged on the periphery of a large and deep foundation pit and used as standby emergency irrigation wells, when a large amount of water outside the foundation pit is supplied into the pit, so that the water level in the pit continuously rises and the safety of foundation pit excavation cannot be guaranteed, the dewatering wells can be opened to suck water outside the pit, and the supply amount is reduced; when the water level outside the pit continuously and greatly drops, and further causes the sedimentation deformation of the ground outside the pit to be overlarge, a recharge well is started to apply a recharge measure, the underground water level is artificially lifted, the water and soil balance state is kept, and the sedimentation deformation is slowed down.
Now, a Chinese utility model with the application number of 201821245421.0 is retrieved, and discloses a gravel stratum dewatering well which comprises a well hole, wherein the well hole is arranged at the bottom of a foundation pit; a filter assembly and a reinforcing assembly are arranged in the well hole; the filter assembly comprises a filter screen which is cylindrical and extends from the bottom of the well hole to the hole opening of the well hole, and a filter material layer is arranged between the filter screen and the inner wall of the well hole; the reinforcing assembly comprises a reinforcing pipe, one end of the reinforcing pipe is abutted to the filter screen, the other end of the reinforcing pipe extends out of the well hole, and a clay layer is arranged between the reinforcing pipe and the inner wall of the well hole.
The above prior art solutions have the following drawbacks: gaps are reserved between the reinforcing pipe and the filter screen and between the reinforcing pipe and the inner wall of the foundation pit so as to facilitate filling of filter materials, the reinforcing pipe needs to be kept in an absolute vertical state as much as possible when the filter materials are filled, the reinforcing pipe needs to be righted for a long time so as to be vertically arranged, and operation is quite inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a precipitation well structure has the advantage that can independently keep steady, the vertical state.
The above object of the present invention can be achieved by the following technical solutions: a dewatering well structure, comprising: a well pipe, a filter material layer, a clay ball layer, a filter screen component and a supporting piece,
the well pipe comprises a settling pipe, a filter pipe and a solid pipe which are sequentially arranged from bottom to top, a plurality of water permeable holes are formed in the peripheral side of the filter pipe, the well pipe is vertically arranged in a cylindrical pit dug downwards on the ground, the inner diameter of the well pipe is smaller than that of the cylindrical pit, the top end of the solid pipe extends upwards and extends out of the ground, and an anti-blocking component is sleeved outside the filter pipe;
when the well pipe is placed at the bottom of the cylindrical pit, a filter material is filled in a gap between the well pipe and the cylindrical pit and is compacted to form a filter material layer, the filter material layer is filled to a height of submerging the top end of the filter pipe, clay balls are filled above the filter material layer and are compacted to form a clay ball layer, a bearing piece is fixedly sleeved outside the solid pipe exposed out of the ground, the bottom end of the bearing piece is erected on the ground around the well pipe, and the bearing piece plays a role in stabilizing and bearing the well pipe.
By adopting the technical scheme, when the well pipe is arranged, the well pipe is kept stable and vertical through the supporting piece without being righted by hands, the well pipe is very convenient, the construction steps are simplified, the well descending well is arranged, water in the foundation pit firstly permeates from the filter material layer, is subjected to primary filtration and then enters the well pipe after being further filtered by the filter screen assembly and the filter pipe, the water in the foundation pit is communicated with the water in the well descending well, and when the water level in the foundation pit continuously rises and cannot ensure the safety of foundation pit excavation, the water discharging amount of the well descending can be opened; when the water level in the foundation pit continuously and greatly drops, a recharging measure is taken in the dewatering well to raise the underground water level, and the water and soil balance is kept through the dewatering well.
The utility model discloses further set up as, the supporting piece includes: solid fixed ring, triangle swash plate and horizontal bottom plate, gu fixed ring cover is established and is fixed the outside that real pipe exposes ground, gu fixed ring's all sides equal angle interval connect fixed a plurality of triangle swash plates, the more sharp-pointed one end of triangle swash plate is fixed in solid fixed ring's periphery wall, the triangle swash plate is laid to the ground slope, fixed horizontal bottom plate is connected to the other end of triangle swash plate, horizontal bottom plate laminating ground sets up, horizontal bottom plate is fixed in subaerially through the bar planting.
Through adopting above-mentioned technical scheme, gu fixed ring, triangle swash plate and horizontal base plate form a stable, firm bearing structure, through solid fixed ring and triangle swash plate with the weight transmission to the horizontal base plate of precipitation well, horizontal base plate laminating ground sets up, the area of contact on increase and ground can help the sharing bearing, plays the effect of bearing precipitation well simultaneously, can effectively avoid precipitation well to sink simultaneously, triangle swash plate interval sets up and backfills for the filter material and reserves sufficient operating space.
The utility model discloses further set up to, still include: the diameter of the seal cover is larger than that of the well pipe, a plurality of first threaded through holes are formed in the periphery of the top surface of the seal cover, a plurality of second threaded through holes are formed in the top end of the fixing ring, the first threaded through holes and the second threaded through holes are located on the same axis and are provided with the same bolt assembly, and the bolt assembly enables the fixing ring and the seal cover to be clamped and fixed.
Through adopting above-mentioned technical scheme, bolt assembly makes capping and solid fixed ring's relation of being connected more firm, capping is also more firm, stable to the connection of well casing, adopts bolt assembly to connect simultaneously to make and can dismantle between top cap and the solid fixed ring, can also used repeatedly when the installation is simple, convenient.
The utility model discloses further set up to, still include the cobble layer the tube-shape is filled the cobble at the bottom of the hole and is formed the cobble layer, the well casing sets up the top on cobble layer.
By adopting the technical scheme, the soil at the bottom of the cylindrical pit is further compacted by the added pebble layer, the hardness of the cylindrical pit bottom is enhanced to a certain degree, the soil at the bottom of the cylindrical pit is prevented from being too soft, and the precipitation well can be prevented from sinking to a certain degree.
The utility model discloses further set up to, still include the chassis, the outside cover in bottom of sedimentation tube is established and is fixed with the chassis, the chassis is the ring structure, the diameter on chassis is the same with the internal diameter that the tube-shape was bored, the chassis sets up cobble layer upper surface.
By adopting the technical scheme, the contact area of the dewatering well and the pebble bed is increased through the chassis, the weight of the dewatering well is dispersed to a certain degree, and the situation that the dewatering well sinks because the weight of the dewatering well is concentrated at a certain position can be effectively avoided.
The utility model discloses further set up to, still include: the layered plate is of a circular ring structure, two bulges are arranged on the inner wall of the layered plate, the layered plate is sleeved outside the solid pipe, bar-shaped grooves are formed in two sides of the outer wall of the solid pipe, the bulges are matched with the bar-shaped grooves, the bar-shaped grooves are vertically arranged, and when the layered plate is in an installation state, the layered clay plate is located between the filter material layer and the ball layer.
By adopting the technical scheme, the bulge limits the sliding track of the layering plate, so that the layering plate always keeps horizontal and slides in the vertical direction.
The utility model discloses further set up to, the inboard of triangle swash plate is connected and is fixed with magnet, works as when the layering board is in not installation state, the both sides of layering board with magnet magnetism is inhaled fixedly.
Through adopting above-mentioned technical scheme, magnet can adsorb stainless steel's subassembly, when the installation well casing, adsorbs the layering board at the well casing top through magnet, conveniently from the clearance department packing filter material of triangle swash plate bottom, finishes when the filter material is filled, puts down the layering board, and the layering board slides to the precoat upper surface, at the layering board upper surface packing clay ball, the layering board separates clay ball layer and precoat, can effectively avoid clay ball layer and precoat to obscure.
The utility model discloses further set up to, the material of layering board is the stainless steel.
Through adopting above-mentioned technical scheme, the layering board of stainless steel material is difficult for rustting, can be lived by the magnet absorption of triangle swash plate inner wall simultaneously.
The utility model discloses further set up to, the filter screen subassembly includes: the filter tube comprises a nylon net layer and a steel wire net layer, wherein the nylon net layer is sleeved outside the filter tube and is provided with three layers, and the steel wire net layer is sleeved outside the nylon net layer.
Through adopting above-mentioned technical scheme, the water in the foundation ditch filters through the nylon stratum reticulare again through the wire net layer earlier, and the wire net also plays the effect of protection nylon wire net and chimney filter to a certain extent, filters through wire net and nylon net and can avoid the hole of permeating water of chimney filter to a certain extent to be blockked up.
To sum up, the utility model discloses a beneficial technological effect does:
firstly, when the well pipe is laid, the well pipe is kept stable and vertical through the supporting piece without being righted by hands, the well pipe is very convenient, the construction steps are simplified, the well pipe is laid, water in the foundation pit firstly permeates from the filter material layer, after primary filtration, the water enters the well pipe after further filtration through the filter screen assembly and the filter pipe, the water in the foundation pit is communicated with the water in the well pipe, and when the water level in the foundation pit continuously rises and cannot ensure the safety of foundation pit excavation, the water discharge amount of the well pipe can be opened; when the water level in the foundation pit continuously and greatly drops, a recharging measure is taken into the dewatering well to lift the underground water level, and the water and soil balance is kept through the dewatering well;
and secondly, the fixing ring, the triangular sloping plate and the horizontal bottom plate form a stable and firm bearing structure, the weight of the dewatering well is transferred to the horizontal bottom plate through the fixing ring and the triangular sloping plate, the horizontal bottom plate is attached to the ground, the contact area between the horizontal bottom plate and the ground is increased, the bearing can be shared, the effect of the bearing dewatering well is played simultaneously, the dewatering well can be effectively prevented from sinking, and the triangular sloping plate is arranged at intervals to backfill and reserve a sufficient operating space for the filter material.
Drawings
Fig. 1 is a schematic structural view of the utility model after installation;
FIG. 2 is a schematic structural view of the connection between the supporting member and the layered plate when the installation of the present invention is not completed;
fig. 3 is an enlarged view of a portion a in fig. 1.
Reference numerals: 1. a well pipe; 11. a settling tube; 12. a filter tube; 13. solid tubes; 2. a filter material layer; 3. a clay ball layer; 4. a screen assembly; 41. a nylon mesh layer; 42. a steel wire mesh layer; 5. a support member; 51. a fixing ring; 52. a triangular sloping plate; 53. a horizontal floor; 6. a capping cover; 7. a bolt assembly; 8. a pebble layer; 9. a chassis; 10. a laminate; 101. a protrusion; 102. and a magnet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a precipitation well structure, have the advantage that can independently keep steady, vertical state.
The above object of the present invention can be achieved by the following technical solutions: a dewatering well structure, comprising: the anti-blocking well casing comprises a well casing 1, a filter material layer 2, a clay ball layer 3, a filter screen assembly 4 and a supporting piece 5, wherein the well casing 1 comprises a sedimentation pipe 11, a filter pipe 12 and a solid pipe 13 which are sequentially arranged from bottom to top, the sedimentation pipe 11, the filter pipe 12 and the solid pipe 13 are welded and fixed, a plurality of water permeable holes are formed in the peripheral side of the filter pipe 12, the well casing 1 is vertically arranged in a cylindrical pit dug downwards on the ground, the inner diameter of the well casing 1 is smaller than that of the cylindrical pit, the top end of the solid pipe 13 extends upwards and extends out of the ground, and an anti-blocking assembly is sleeved outside the filter pipe;
when the well pipe 1 is placed at the bottom of the cylindrical pit, a filter material is filled in a gap between the well pipe 1 and the cylindrical pit and compacted to form a filter material layer 2, the filter material layer 2 is filled to a height without the top end of the filter pipe 12, clay balls are filled above the filter material layer 2 and compacted to form a clay ball layer 3, the solid pipe 13 is sleeved and fixed with a bearing piece 5 outside the ground, the bottom end of the bearing piece 5 is erected on the ground around the well pipe 1, and the bearing piece 5 plays a role in stabilizing and bearing the well pipe 1.
The support 5 comprises: the fixed ring 51, the triangle swash plate 52 and the horizontal bottom plate 53, fixed ring 51 are established fixedly in the outside that real pipe 13 exposes ground, the equal angle interval welded fastening of the week side of fixed ring 51 is a plurality of triangle swash plates 52, the more sharp-pointed one end of triangle swash plate 52 is fixed in the outer peripheral wall of fixed ring 51, the slope of triangle swash plate 52 is laid to ground, the other end welded fastening horizontal bottom plate 53 of triangle swash plate 52, horizontal bottom plate 53 laminates ground setting, horizontal bottom plate 53 is fixed in subaerially through the bar planting.
Solid fixed ring 51, triangle swash plate 52 and horizontal base plate 53 form a stability, firm bearing structure, transmit the weight of precipitation well to horizontal base plate 53 through solid fixed ring 51 and triangle swash plate 52, horizontal base plate 53 laminating ground sets up, the area of contact on increase and ground can help the sharing bearing, play the effect of bearing precipitation well simultaneously, can effectively avoid precipitation well to sink simultaneously, triangle swash plate 52 interval sets up and backfills for the filter material and reserves sufficient operating space.
Further comprising: the diameter of the capping cover 6 is larger than that of the well pipe 1, a plurality of first threaded through holes are formed in the periphery of the top surface of the capping cover 6, a plurality of second threaded through holes are formed in the top end of the fixing ring 51, the first threaded through holes and the second threaded through holes are located on the same axis, the same bolt assembly 7 is arranged at the positions, on the same axis, of the first threaded through holes and the second threaded through holes, and the fixing ring 51 and the capping cover 6 are clamped and fixed through the bolt assembly 7. The bolt assembly 7 enables the connection relation between the capping cap 6 and the fixing ring 51 to be firmer, the capping cap 6 is connected with the well pipe 1 more firmly and stably, meanwhile, the bolt assembly 7 is connected to enable the capping cap and the fixing ring 51 to be detachable, and the capping and fixing ring can be used repeatedly while being simple and convenient to install.
The well casing further comprises a pebble layer 8, pebbles are filled at the bottom of the cylindrical pit to form the pebble layer 8, and the well casing 1 is arranged above the pebble layer 8. The added pebble layer 8 further compacts the soil at the bottom of the cylindrical pit, and strengthens the hardness of the cylindrical pit bottom to a certain extent, so that the soil at the bottom of the cylindrical pit is prevented from being too soft, and the precipitation well can be prevented from sinking to a certain extent.
The pebble-bed water treatment device further comprises a base plate 9, the base plate 9 is fixedly sleeved outside the bottom end of the settling tube 11, the base plate 9 is of a circular ring structure, the diameter of the base plate 9 is the same as the inner diameter of the cylindrical pit, and the base plate 9 is arranged on the upper surface of the pebble bed 8. The contact area of the dewatering well and the pebble layer 8 is increased through the base plate 9, the weight of the dewatering well is dispersed to a certain degree, and the phenomenon that the dewatering well sinks due to the fact that the weight of the dewatering well is concentrated at a certain position can be effectively avoided.
Further comprising: the laminated board 10 and the arch 101, the laminated board 10 is the ring structure, and the inner wall welded fastening of laminated board 10 has two archs 101, and the movable sleeve of laminated board 10 is established in the outside of real pipe 13, and the bar recess has been seted up to the outer wall both sides of real pipe 13, protruding 101 and bar recess looks adaptation, bar recess vertical arrangement, when the laminated board 10 was in the mounted state, the laminated board 10 was located between filter bed 2 and clay ball layer 3. The protrusions 101 limit the sliding track of the layered plate 10, so that the layered plate 10 always slides horizontally in the vertical direction.
The magnet 102 is connected and fixed to the inner side of the triangular sloping plate 52, and both sides of the layered plate 10 are magnetically attracted and fixed to the magnet 102 when the layered plate 10 is in an uninstalled state. Magnet 102 can adsorb stainless steel's subassembly, when installation well casing 1, adsorb the lamination board 10 at well casing 1 top through magnet 102, conveniently fill the filter material from the clearance department of triangle swash plate 52 bottom, finish when the filter material is filled, put down the lamination board 10, the lamination board 10 slides to the 2 upper surfaces of precoat, at the surface filling clay ball of lamination board 10, the lamination board 10 separates clay ball layer 3 and precoat 2, can effectively avoid clay ball layer 3 and precoat 2 to obscure.
The material of the layered plate 10 is stainless steel. The stainless steel layered plate 10 is not easily rusted and can be attracted by the magnet 102 on the inner wall of the triangular sloping plate 52.
Referring to fig. 3, the screen assembly 4 includes: nylon stratum reticulare 41 and steel wire netting layer 42, the outside cover of filter tube 12 is equipped with nylon stratum reticulare 41, and nylon stratum reticulare 41 sets up the three-layer, and the outside cover of nylon stratum reticulare 41 is equipped with steel wire netting layer 42. Water in the foundation ditch is filtered through steel wire gauze 42 earlier and is filtered through nylon net layer 41 again, and the steel wire gauze also plays the effect of protection nylon wire gauze and chimney filter 12 to a certain extent, filters through steel wire gauze and nylon wire gauze and can avoid the hole of permeating water of chimney filter 12 to a certain extent to be blockked up.
The implementation principle of the embodiment is as follows: when the well pipe 1 is laid, the well pipe is kept stable and vertical through the supporting piece 5 without being righted by hands, the construction steps are simplified, the well is laid, water in a foundation pit firstly permeates from the filter material layer 2, after primary filtration, the water enters the well pipe 1 after further filtration through the filter screen assembly 4 and the filter pipe 12, the water in the foundation pit is communicated with the water in the well, and when the water level in the foundation pit continuously rises and cannot ensure the safety of foundation pit excavation, the drainage water amount of the well can be opened; when the water level in the foundation pit continuously and greatly drops, a recharging measure is taken in the dewatering well to raise the underground water level, and the water and soil balance is kept through the dewatering well.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A dewatering well structure, comprising: a well pipe (1), a filter material layer (2), a clay ball layer (3), a filter screen component (4) and a supporting piece (5),
the well pipe (1) comprises a settling pipe (11), a filter pipe (12) and a solid pipe (13) which are sequentially arranged from bottom to top, a plurality of water permeable holes are formed in the peripheral side of the filter pipe (12), the well pipe (1) is vertically arranged in a cylindrical pit dug downwards on the ground, the inner diameter of the well pipe (1) is smaller than that of the cylindrical pit, the top end of the solid pipe (13) extends upwards and extends out of the ground, and an anti-blocking component is sleeved outside the filter pipe (12);
when the well pipe (1) is placed at the bottom of the cylindrical pit, a filter material is filled in a gap between the well pipe (1) and the cylindrical pit and is compacted to form a filter material layer (2), the filter material layer (2) is filled to a height of submerging the top end of the filter pipe (12), clay balls are filled above the filter material layer (2) and are compacted to form a clay ball layer (3), a bearing piece (5) is sleeved and fixed outside the solid pipe (13) exposed out of the ground, the bottom end of the bearing piece (5) is erected on the ground around the well pipe (1), and the bearing piece (5) plays a role in stabilizing and bearing the well pipe (1).
2. Precipitation well structure according to claim 1, wherein said support (5) comprises: gu fixed ring (51), triangle swash plate (52) and horizontal floor (53), gu fixed ring (51) cover is established and is fixed real pipe (13) exposes the outside on ground, gu fixed ring (51) all sides equal angle interval connect fixed a plurality of triangle swash plates (52), the periphery wall of solid fixed ring (51) is fixed in to the sharper one end of triangle swash plate (52), triangle swash plate (52) are laid to the slope of ground, fixed horizontal floor (53) are connected to the other end of triangle swash plate (52), horizontal floor (53) laminating ground sets up, horizontal floor (53) are fixed in subaerially through planting the muscle.
3. The dewatering well structure according to claim 2, further comprising: seal cap (6) and bolt assembly (7), the diameter of seal cap (6) is greater than the diameter of well casing (1), a plurality of first screw thread through-holes have been seted up on the top surface of seal cap (6) on the periphery, a plurality of second screw thread through-holes have been seted up on the top of solid fixed ring (51), first screw thread through-hole and second screw thread through-hole are in same axis, on same axis first screw thread through-hole with second screw thread through-hole department sets up same bolt assembly (7), bolt assembly (7) will gu fixed ring (51) with seal cap (6) clamp is tight fixed.
4. Precipitation well structure according to claim 1, characterized in that it further comprises a pebble layer (8), the pebble layer (8) is formed by filling pebbles at the bottom of the cylindrical pit, and the well pipe (1) is arranged above the pebble layer (8).
5. The dewatering well structure according to claim 4, characterized by further comprising a base plate (9), wherein the base plate (9) is fixedly sleeved on the outer portion of the bottom end of the settling pipe (11), the base plate (9) is of a circular ring structure, the diameter of the base plate (9) is the same as the inner diameter of the cylindrical pit, and the base plate (9) is arranged on the upper surface of the pebble layer (8).
6. The dewatering well structure according to claim 2, further comprising: layered board (10) and arch (101), layered board (10) are the ring structure, the inner wall of layered board (10) is equipped with two arch (101), layered board (10) cover is established the outside of real pipe (13), the bar recess has been seted up to the outer wall both sides of real pipe (13), arch (101) and bar recess looks adaptation, bar recess vertical arrangement works as when layered board (10) are in the mounted state, layered board (10) are located filter material layer (2) with between clay ball layer (3).
7. The dewatering well structure according to claim 6, characterized in that a magnet (102) is fixedly connected to the inner side of the triangular sloping plate (52), and when the layered plate (10) is in an uninstalled state, two sides of the layered plate (10) are fixed with the magnet (102) in a magnetic attraction manner.
8. Dewatering well structure according to claim 7, characterized in that the material of the layered plate (10) is stainless steel.
9. Precipitation well structure according to claim 1, wherein said screen assembly (4) comprises: a nylon net layer (41) and a steel wire mesh layer (42),
the nylon net layer (41) is sleeved outside the filter tube (12), the nylon net layer (41) is provided with three layers, and the steel wire mesh layer (42) is sleeved outside the nylon net layer (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921763859.2U CN211113697U (en) | 2019-10-19 | 2019-10-19 | Dewatering well structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921763859.2U CN211113697U (en) | 2019-10-19 | 2019-10-19 | Dewatering well structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211113697U true CN211113697U (en) | 2020-07-28 |
Family
ID=71694428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921763859.2U Expired - Fee Related CN211113697U (en) | 2019-10-19 | 2019-10-19 | Dewatering well structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211113697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980042A (en) * | 2020-08-28 | 2020-11-24 | 中国铁建大桥工程局集团有限公司 | Deep foundation pit high pressure-bearing water well and construction method thereof |
| CN113789800A (en) * | 2021-10-16 | 2021-12-14 | 神州建设集团有限公司 | Dewatering well structure |
-
2019
- 2019-10-19 CN CN201921763859.2U patent/CN211113697U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980042A (en) * | 2020-08-28 | 2020-11-24 | 中国铁建大桥工程局集团有限公司 | Deep foundation pit high pressure-bearing water well and construction method thereof |
| CN111980042B (en) * | 2020-08-28 | 2021-09-24 | 中国铁建大桥工程局集团有限公司 | Deep foundation pit high pressure-bearing water well and construction method thereof |
| CN113789800A (en) * | 2021-10-16 | 2021-12-14 | 神州建设集团有限公司 | Dewatering well structure |
| CN113789800B (en) * | 2021-10-16 | 2022-11-01 | 神州建设集团有限公司 | Precipitation well structure |
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