CN208650075U - A kind of construction stage catch pit precipitation construction - Google Patents
A kind of construction stage catch pit precipitation construction Download PDFInfo
- Publication number
- CN208650075U CN208650075U CN201820888732.2U CN201820888732U CN208650075U CN 208650075 U CN208650075 U CN 208650075U CN 201820888732 U CN201820888732 U CN 201820888732U CN 208650075 U CN208650075 U CN 208650075U
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- China
- Prior art keywords
- construction
- drainpipe
- catch pit
- discharge portion
- waterproof
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- Expired - Fee Related
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to catch pit precipitation technical fields, especially a kind of construction stage catch pit precipitation construction, dewatering well including being set to catch pit bottom, filled layer is equipped in dewatering well, drainpipe is equipped in the middle part of dewatering well, drainpipe includes the discharge portion stretched out in above well head, and the water collecting part below well head, discharge portion overhead height is located at the 1/3 of raft plate height, water collecting part is equipped with multiple filtration holes, seal ring is equipped in discharge portion, waterproof layer is equipped in catch pit bottom surface and discharge portion outer wall, the ring pipe for waling waterproof layer is equipped on discharge portion outer wall, self priming pump is connected in drainpipe, after the completion of being equipped at the top of drainpipe for draining, by the closed steel plate of drainpipe, the utility model is easy for construction, it is high-efficient, level of ground water is effectively reduced in the construction process, guarantee waterproof Construction, and can effectively ensure that waterproof effect, construction efficiency is effectively improved, is speeded up the work.
Description
Technical field
The utility model relates to catch pit precipitation technical field, especially a kind of construction stage catch pit precipitation construction.
Background technique
Recently as the development of construction technology, building foundation pit is constantly extended downwardly.Level of ground water is with foundation excavation depth
The increase of degree and it is higher and higher, in order to create anhydrous construction environment after the completion of deep pit digging, the Yield rainfall relation of deep basal pit is aobvious
It obtains particularly important.Therefore, effectively Yield rainfall relation is the key that guarantee sole plate waterproof and basic engineering construction quality to catch pit.
General precipitation mode water level cannot be down to basement raft plate hereinafter, catch pit position is because absolute altitude is lower, and hydraulic pressure is larger, it is difficult to protect
Drainage effect is demonstrate,proved, not can guarantee bottom of foundation ditch moisture content, influences waterproof construction, and it is complicated to construct, and reduces construction quality, delays
Project progress.
Summary of the invention
In view of the deficienciess of the prior art, providing a kind of construction stage catch pit precipitation construction, construction is simple, efficiency
Level of ground water is effectively reduced in height in the construction process, guarantees waterproof construction, and can effectively ensure that waterproof effect, effectively improves and apply
Work efficiency rate, speeds up the work.
Technical problem to be solved in the utility model adopts the technical scheme that, a kind of construction stage catch pit precipitation
Construction, the dewatering well that the diameter including being set to catch pit bottom is 1 meter, the dewatering well is interior to be filled with partial size 30mm-50mm
Rubble composition for filling the filled layer of dewatering well, the drainpipe that a diameter is 100mm is equipped in the middle part of dewatering well, it is described
Drainpipe includes the discharge portion stretched out in above well head, and the water collecting part below well head, discharge portion overhead height position
At the 1/3 of raft plate height, water collecting part is equipped with multiple filtration holes for impurity screening, and the drainage bore dia is 5mm,
Discharge portion is equipped with seal ring, and the seal ring is away from catch pit bottom 30cm, in catch pit bottom surface and discharge portion outer wall
Equipped with waterproof layer, it is equipped with the ring pipe for waling waterproof layer on discharge portion outer wall, is connected with one in drainpipe and is used for
The self priming pump that the water of water collecting part is sucked and discharged, it is after the completion of being equipped at the top of drainpipe for draining, drainpipe is closed
Steel plate.
A kind of above-mentioned construction stage catch pit precipitation construction, the waterproof layer are polymer cement waterproof paint layer, prevent
Water sand pulp layer or waterproof roll layer.
A kind of beneficial effect of construction stage catch pit precipitation construction of the utility model is, by the straight of catch pit bottom
Diameter is 1 meter of dewatering well, can be effectively reduced the level of ground water of catch pit, good work surface is provided for waterproof construction, in well
The filled layer for being used to fill dewatering well of rubble composition filled with partial size 30mm-50mm, is equipped with a diameter in the middle part of dewatering well
For the drainpipe of 100mm, filtration hole is set, and top tube wall is equipped with seal ring, in catch pit bottom on the tube wall of drainpipe bottom
Tube wall is equipped with waterproof layer at the top of surface and drainpipe, and tube wall is equipped with the annular for waling waterproof layer at the top of drainpipe
Pipe effectively prevents concrete water-permeating, and constructs raft plate without influence, ensure that the globality and intensity of structure, in drainpipe
It is inside connected with a self priming pump for sucking and discharging the water of water collecting part, after the completion of being equipped at the top of drainpipe for draining,
By the closed steel plate of drainpipe, the utility model is easy for construction, high-efficient, and level of ground water is effectively reduced in the construction process, protects
Waterproof construction is demonstrate,proved, and can effectively ensure that waterproof effect, construction efficiency is effectively improved, speeds up the work.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
With reference to the accompanying drawing and specific embodiment elaborates to the utility model.
As shown in Figure 1, a kind of construction stage catch pit precipitation construction, the diameter including being set to catch pit bottom is 1 meter
Dewatering well 1, can be effectively reduced the level of ground water of catch pit, provide good work surface, the dewatering well for waterproof construction
The filled layer 2 for being used to fill dewatering well of the interior rubble composition filled with partial size 30mm-50mm, guarantees to catchment smooth, in precipitation
The drainpipe 3 that a diameter is 100mm is equipped in the middle part of well, drainpipe includes the discharge portion stretched out in above well head, and is located at well head
The water collecting part of lower section, the discharge portion overhead height are located at the 1/3 of raft plate height, and water collecting part is equipped with multiple miscellaneous for filtering
The filtration hole 4 of matter, the drainage bore dia be 5mm, effective impurity screening, in discharge portion be equipped with seal ring 5, seal ring 5 away from
Catch pit bottom 30cm, is equipped with waterproof layer in catch pit bottom surface and discharge portion outer wall, and the waterproof layer is asphalt felt
Layer, at low cost, service life is long, easy for construction, and the ring pipe 6 for waling waterproof layer is equipped on discharge portion outer wall,
Concrete water-permeating is effectively prevented, and constructs raft plate without influence, the globality and intensity of structure is ensure that, connects in drainpipe
Being connected to a self priming pump for sucking and discharging the water of water collecting part will arrange after the completion of being equipped at the top of drainpipe for draining
The closed steel plate 7 of water pipe.
Specific construction process are as follows:
1. in the dewatering well of catch pit inner excavation diameter 1m.
2. pre-buried diameter 100 is with seal ring steel pipe (surrounding is 5mm filtration hole).
3. partial size is used to be filled for 30mm-50mm rubble.
4. cushion construction, waterproof construction, waterproof protective layer are constructed.
5. after use microlith water-proof concrete filling drainpipe after the completion of precipitation and use steel plate solder up.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this
The variations, modifications, additions or substitutions that the those of ordinary skill of technical field is made in the essential scope of the utility model,
It should belong to the protection scope of the utility model.
Claims (2)
1. a kind of construction stage catch pit precipitation construction, which is characterized in that the diameter including being set to catch pit bottom is 1 meter
Dewatering well, the filled layer for being used to fill dewatering well that the interior rubble filled with partial size 30mm-50mm of the dewatering well forms, is dropping
The drainpipe that a diameter is 100mm is equipped in the middle part of well, the drainpipe includes the discharge portion stretched out in above well head, and is located at
Water collecting part below well head, the discharge portion overhead height are located at the 1/3 of raft plate height, and water collecting part is equipped with multiple be used for
The filtration hole of impurity is filtered, the drainage bore dia is 5mm, seal ring is equipped in discharge portion, the seal ring is away from catch pit bottom
Portion 30cm is equipped with waterproof layer in catch pit bottom surface and discharge portion outer wall, is equipped on discharge portion outer wall for by waterproof
The ring pipe that layer is waled is connected with a self priming pump for sucking and discharging the water of water collecting part, in drainpipe in drainpipe
After the completion of top is equipped with for draining, by the closed steel plate of drainpipe.
2. a kind of construction stage catch pit precipitation construction according to claim 1, characterized in that the waterproof layer is pitch
Coiled material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820888732.2U CN208650075U (en) | 2018-06-08 | 2018-06-08 | A kind of construction stage catch pit precipitation construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820888732.2U CN208650075U (en) | 2018-06-08 | 2018-06-08 | A kind of construction stage catch pit precipitation construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208650075U true CN208650075U (en) | 2019-03-26 |
Family
ID=65779807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820888732.2U Expired - Fee Related CN208650075U (en) | 2018-06-08 | 2018-06-08 | A kind of construction stage catch pit precipitation construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208650075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236283A (en) * | 2020-01-06 | 2020-06-05 | 南通八建集团有限公司 | Local continuous precipitation method for deep foundation pit water collection pit |
-
2018
- 2018-06-08 CN CN201820888732.2U patent/CN208650075U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236283A (en) * | 2020-01-06 | 2020-06-05 | 南通八建集团有限公司 | Local continuous precipitation method for deep foundation pit water collection pit |
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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: 20190326 Termination date: 20200608 |