CN220688380U - Emergent pressure release pipe of pre-buried formula deep basal pit - Google Patents
Emergent pressure release pipe of pre-buried formula deep basal pit Download PDFInfo
- Publication number
- CN220688380U CN220688380U CN202322131993.3U CN202322131993U CN220688380U CN 220688380 U CN220688380 U CN 220688380U CN 202322131993 U CN202322131993 U CN 202322131993U CN 220688380 U CN220688380 U CN 220688380U
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- CN
- China
- Prior art keywords
- sleeve
- pipe
- pressure relief
- steel wire
- enclosure wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 239000002689 soil Substances 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 23
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005496 tempering Methods 0.000 description 7
- 238000012856 packing Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model discloses an embedded type emergency pressure relief pipe for a deep foundation pit, which comprises a sleeve, wherein a water stop flange is welded on the outer side of the sleeve, one end of the sleeve is fixedly connected with a fire hose connector, water in soil outside a sleeve retaining wall is directly discharged through a corresponding structure, the pressure relief speed of the water is high, one side of the sleeve, which is connected with the fire hose connector, is provided with a sealing cover, and the sealing cover is rotationally connected with one side of the sleeve, so that one end of the sleeve is sealed. The utility model can pre-embed and fix the sleeve in the enclosure wall, the installation length is the same as the thickness of the enclosure wall, the construction process and the forming quality of the enclosure wall are not affected, in addition, secondary damage to the enclosure wall of a foundation pit is not caused when the enclosure wall is used, the sealing cover can be directly opened when drainage and pressure relief are needed, the toughened pipe is inserted into the soil body outside the enclosure wall with the columnar steel wire mesh, and water in the soil body outside the enclosure wall is directly discharged through the columnar steel wire mesh, the toughened pipe and the sleeve, so that the water drainage and pressure relief speed is high, and the safety is high.
Description
Technical Field
The utility model relates to the technical field of deep foundation pit construction, in particular to an embedded type deep foundation pit emergency pressure relief pipe.
Background
In municipal subway engineering construction, the surrounding environment of a plurality of deep foundation pits is complex, the pit can only be used for dredging and excavation in the pit, and precipitation outside the pit can not be carried out, when factors such as storm attack are encountered during foundation pit excavation, the underground water level rises, the water pressure outside the pit increases, the suddenly increased pressure can possibly cause wall body rupture, wall body instability and the like of the enclosure wall, and finally the foundation pit collapses, so that serious economic loss is caused.
The method is mainly characterized in that emergency measures are not timely and in place for sudden increase of water pressure on site, a conventional post-driving drainage mode can cause secondary damage to the wall body of the enclosure wall, the operation speed is low, the risk is high, the external environment risk is uncontrollable in the operation process, the water and soil bodies outside the pit cannot be effectively decompressed in time, and finally the side wall of the foundation pit is broken, unstable and the like, so that economic loss is caused.
Disclosure of Invention
The utility model aims to provide an embedded type deep foundation pit emergency pressure relief pipe so as to solve the defects caused by the prior art.
The utility model provides an emergent pressure release pipe of pre-buried formula deep basal pit, includes the sleeve pipe, sheathed tube outside welding has the stagnant water flange, sheathed tube one end fixedly connected with fire hose connects, the water in the soil body outside the sleeve pipe enclosure wall sees through corresponding structure and directly discharges, and the draining pressure release is fast, the sleeve pipe is right one side that the fire hose connects is provided with the closing cap, the closing cap carries out swivelling joint to sleeve pipe one side, and then plays sealed effect to sleeve pipe one end.
Preferably, the sleeve comprises a toughened pipe, a reinforcing beam, a columnar steel wire net and a sheet iron, wherein the toughened pipe is arranged in the sleeve, the columnar steel wire net is sleeved on the outer side of the toughened pipe, the outer side of the columnar steel wire net is contacted with the inner wall of the sleeve, the sheet iron is welded at the other end of the sleeve, and the reinforcing beam is welded at one end of the toughened pipe far away from the conical head.
Preferably, the end part of the columnar steel wire mesh, which is close to the cone head of the toughened pipe, is in a frustum shape.
Preferably, the closing cap is including draw-in groove, rubber end cap, recess, connecting rod, dog, spring and fixture block, the inside fixed mounting of closing cap has the connecting rod, the outside sliding connection of connecting rod has the rubber end cap with rubber packing ring looks adaptation, the inside of rubber end cap is seted up flutedly, the tip fixedly connected with dog of connecting rod, and dog and recess sliding connection, fixedly connected with spring between the lateral wall of dog and recess, the inside fixedly connected with fixture block that fire hose connects, and one side of closing cap offered the draw-in groove with fixture block looks adaptation, the inner of closing cap is provided with rubber packing ring.
Preferably, the caliber of one end of the sleeve close to the fire hose joint is gradually reduced.
Compared with the prior art, the utility model has the following advantages:
1. the utility model can pre-embed and fix the sleeve in the enclosure wall, the installation length is the same as the thickness of the enclosure wall, the construction process and the forming quality of the enclosure wall are not affected, secondary damage is not caused to the enclosure wall of a foundation pit during use, the sealing cover can be directly opened when drainage and pressure relief are needed, a columnar object is inserted into the sleeve, and then the object is hammered, so that the reinforcing beam is stressed to pierce the thin iron sheet by the cone head of the toughening pipe, the toughening pipe is inserted into the soil body outside the enclosure wall with the columnar steel wire mesh, water in the soil body outside the enclosure wall is directly discharged through the columnar steel wire mesh, the toughening pipe and the sleeve, the water leakage and pressure relief speed is high, the safety is high, the manufacturing cost is low, the prefabrication is simple, the size requirements of different enclosure walls can be met, and the application range is wide.
2. According to the utility model, the caliber of one end of the sleeve close to the fire hose connector is gradually reduced, so that the toughened pipe can only enter and exit the sleeve from the other end and cannot be separated from one end close to the fire hose connector when being stressed.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic diagram of a first explosive structure according to the present utility model;
FIG. 3 is a schematic diagram of a second explosive structure according to the present utility model;
FIG. 4 is a schematic view of the structure of the utility model with the cover removed;
FIG. 5 is a schematic view of a partial cross-section of a closure according to the present utility model;
fig. 6 is a schematic cross-sectional view of the present utility model.
Wherein:
1. a sleeve; 2. a water stop flange; 3. a fire hose fitting; 4. a rubber gasket; 5. a cover; 6. tempering the pipe; 7. reinforcing the beam; 8. a columnar steel wire mesh; 9. iron sheet; 10. a clamping groove; 11. a rubber plug; 12. a groove; 13. a connecting rod; 14. a stop block; 15. a spring; 16. and (5) clamping blocks.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1 to 6, an emergency pressure relief pipe for a pre-buried deep foundation pit comprises a sleeve 1, a water stop flange 2 is welded on the outer side of the sleeve 1, one end of the sleeve 1 is fixedly connected with a fire hose connector 3, water in soil outside a wall of the sleeve 1 is directly discharged through a corresponding structure, the water discharge and pressure relief speed is high, one side of the sleeve 1 corresponding to the fire hose connector 3 is provided with a sealing cover 5, the sealing cover 5 is rotationally connected with one side of the sleeve 1, and then the sealing effect is achieved on one end of the sleeve 1.
In this embodiment, the sleeve 1 includes a tempered pipe 6, a reinforcing beam 7, a columnar steel wire mesh 8 and a sheet iron 9, the tempered pipe 6 is placed in the sleeve 1, the columnar steel wire mesh 8 is sleeved on the outer side of the tempered pipe 6, the outer side of the columnar steel wire mesh 8 contacts with the inner wall of the sleeve 1, the sheet iron 9 is welded at the other end of the sleeve 1, and the reinforcing beam 7 is welded at one end of the tempered pipe 6 far away from the conical head.
In this embodiment, the end of the columnar steel wire mesh 8 near the conical head of the tempering pipe 6 is in a frustum shape, so that the tempering pipe 6 can always sleeve the columnar steel wire mesh 8 on the outer side of the tempering pipe 6 when the thin iron sheet 9 breaks through to enter the soil body, and the use effect of the columnar steel wire mesh 8 is guaranteed.
In this embodiment, closing cap 5 is including draw-in groove 10, rubber end cap 11, recess 12, connecting rod 13, dog 14, spring 15 and fixture block 16, the inside fixed mounting of closing cap 5 has connecting rod 13, the outside sliding connection of connecting rod 13 has the rubber end cap 11 with rubber packing ring 4 looks adaptation, recess 12 has been seted up to the inside of rubber end cap 11, the tip fixedly connected with dog 14 of connecting rod 13, and dog 14 and recess 12 sliding connection, fixedly connected with spring 15 between the lateral wall of dog 14 and recess 12, the inside fixedly connected with fixture block 16 of fire hose connector 3, and the draw-in groove 10 with fixture block 16 looks adaptation has been seted up to one side of closing cap 5, and the inner of closing cap 5 is provided with rubber packing ring 4, increases the frictional force of closing cap 5 through rubber packing ring 4, avoids liquid to spill over from sleeve pipe 1 and closing cap 5 gap department.
In the embodiment, the caliber of one end of the sleeve 1, which is close to the fire hose connector 3, is gradually reduced, so that the toughened pipe 6 can only enter and exit the sleeve 1 from the other end, and cannot be separated from one end, which is close to the fire hose connector 3, when being stressed.
When the embedded type deep foundation pit emergency pressure relief pipe is practically applied, the embedded type deep foundation pit emergency pressure relief pipe comprises the following working contents:
step 1: when an operator firstly embeds the steel wire mesh 8 on site, the steel wire mesh 8 is required to be sleeved outside the toughened pipe 6, the toughened pipe 6 is installed inside the sleeve 1 from one end far away from the fire hose connector 3, the iron sheet 9 is fully welded at the end part of the sleeve 1, after the inside of the sleeve 1 is filled with water, the clamping groove 10 of the sealing cover 5 is aligned with the clamping block 16 on the surface of the fire hose connector 3, and then the steel wire mesh is pressed inwards, so that the rubber plug 11 is closely connected with the rubber gasket 4, at the moment, the rubber plug 11 generates certain displacement into the sealing cover 5, the spring 15 compresses the spring 15, then the sealing cover 5 is rotated, so that the clamping block 16 is clamped with the sealing cover 5, the spring 15 is stressed to ensure that the rubber plug 11 is always closely connected with the rubber gasket 4 to play a sealing effect, and finally, after the sealing effect at two ends of the sleeve 1 is checked, the steel wire mesh is continuously embedded into a wall body of a surrounding wall, so that the steel sheet 9 is required to be vertical to the wall, wherein the inside of the sleeve 1 is fully filled with water in order to ensure that internal and external pressure balance is not damaged under external pressure;
step 2: when drainage and pressure relief are needed, the sealing cover 5 is only required to be pressed inwards with a little force and rotated, when the clamping block 16 is aligned with the clamping groove 10, the sealing cover 5 can be taken down, then a columnar object is inserted into the sleeve 1, and then the object is hammered, so that the reinforcing beam 7 is stressed to pierce the thin iron sheet 9 with the conical head of the tempering pipe 6, the tempering pipe 6 is inserted into a soil body outside the enclosure wall with the columnar steel wire mesh 8, a fire hose is connected at the fire hose joint 3 in time, and after the tempering pipe 6 is jacked into the soil body;
step 3: large-grain-size impurities in underground water are filtered by the columnar steel wire mesh 8, water in soil body enters the toughening pipe 6 and the sleeve 1 through the water discharge hole of the toughening pipe 6 and finally is discharged through the fire hose, the increased water pressure outside the foundation pit can be discharged in a rapid water discharge mode, the stability of the side wall of the foundation pit is ensured, the water discharge and pressure relief speed is high, the safety is high, the manufacturing cost is low, the prefabrication is simple, the size requirements of different enclosure walls can be met, and the application range is wide.
Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.
Claims (5)
1. An emergent pressure release pipe of pre-buried formula deep basal pit, its characterized in that: including sleeve pipe (1), the outside welding of sleeve pipe (1) has sealing flange (2), the one end fixedly connected with fire hose joint (3) of sleeve pipe (1), the water in the soil body outside sleeve pipe (1) enclosure wall sees through corresponding structure and directly discharges, and it is fast to let out water pressure release, sleeve pipe (1) right one side that fire hose joint (3) is provided with closing cap (5), closing cap (5) carry out swivelling joint to sleeve pipe (1) one side, and then play sealed effect to sleeve pipe (1) one end.
2. The embedded deep foundation pit emergency pressure relief pipe according to claim 1, wherein: the sleeve (1) comprises a toughened pipe (6), a reinforcing beam (7), a columnar steel wire net (8) and a sheet iron (9), wherein the toughened pipe (6) is arranged in the sleeve (1), the columnar steel wire net (8) is sleeved on the outer side of the toughened pipe (6), the outer side of the columnar steel wire net (8) is in contact with the inner wall of the sleeve (1), the sheet iron (9) is welded at the other end of the sleeve (1), and the reinforcing beam (7) is welded at one end, far away from the conical head, of the toughened pipe (6).
3. The embedded deep foundation pit emergency pressure relief pipe according to claim 2, wherein: the end part of the columnar steel wire mesh (8) close to the conical head of the toughening pipe (6) is in a frustum shape.
4. The embedded deep foundation pit emergency pressure relief pipe according to claim 1, wherein: the sealing cover (5) comprises a clamping groove (10), a rubber plug (11), a groove (12), a connecting rod (13), a stop block (14), a spring (15) and a clamping block (16), wherein the connecting rod (13) is fixedly installed in the sealing cover (5), the rubber plug (11) matched with the rubber gasket (4) is slidingly connected to the outer side of the connecting rod (13), the groove (12) is formed in the rubber plug (11), the stop block (14) is fixedly connected to the end part of the connecting rod (13), the stop block (14) is in sliding connection with the groove (12), the spring (15) is fixedly connected between the stop block (14) and the side wall of the groove (12), the clamping block (16) is fixedly connected to the inner side of the fire hose connector (3), the clamping groove (10) matched with the clamping block (16) is formed in one side of the sealing cover (5), and the rubber gasket (4) is arranged at the inner end of the sealing cover (5).
5. The embedded deep foundation pit emergency pressure relief pipe according to claim 1, wherein: the caliber of one end of the sleeve (1) close to the fire hose joint (3) is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322131993.3U CN220688380U (en) | 2023-08-09 | 2023-08-09 | Emergent pressure release pipe of pre-buried formula deep basal pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322131993.3U CN220688380U (en) | 2023-08-09 | 2023-08-09 | Emergent pressure release pipe of pre-buried formula deep basal pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220688380U true CN220688380U (en) | 2024-03-29 |
Family
ID=90408242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322131993.3U Active CN220688380U (en) | 2023-08-09 | 2023-08-09 | Emergent pressure release pipe of pre-buried formula deep basal pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220688380U (en) |
-
2023
- 2023-08-09 CN CN202322131993.3U patent/CN220688380U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |