CN220414329U - Waterproof structure of underground diaphragm wall - Google Patents
Waterproof structure of underground diaphragm wall Download PDFInfo
- Publication number
- CN220414329U CN220414329U CN202322272453.7U CN202322272453U CN220414329U CN 220414329 U CN220414329 U CN 220414329U CN 202322272453 U CN202322272453 U CN 202322272453U CN 220414329 U CN220414329 U CN 220414329U
- Authority
- CN
- China
- Prior art keywords
- waterproof
- diaphragm wall
- wall body
- waterproof structure
- continuous 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000010410 layer Substances 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000011527 polyurethane coating Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 239000012466 permeate Substances 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000003673 groundwater Substances 0.000 description 14
- 238000005728 strengthening Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a waterproof structure of an underground diaphragm wall, which comprises a diaphragm wall body, wherein waterproof mechanisms for sealing and surrounding the diaphragm wall body are arranged on the outer side and the bottom of the diaphragm wall body, and each waterproof mechanism comprises a waterproof structure body with a U-shaped cross section and connected with the outer side and the bottom of the diaphragm wall body in a sealing manner. The utility model has the advantage of improving the waterproof performance of the underground diaphragm wall, solves the problem that the underground water is easy to permeate to the other side of the underground diaphragm wall through two adjacent diaphragm walls along with the gradual accumulation of the underground water when the underground water flows to the underground diaphragm wall, and can be widely applied to the waterproof field of buildings.
Description
Technical Field
The utility model relates to building waterproofing, in particular to a waterproof structure of an underground diaphragm wall.
Background
The underground diaphragm wall is a continuous underground wall body which is formed by utilizing special grooving machines on the ground, digging a narrow and deep foundation trench underground by means of the retaining wall effect of slurry and pouring proper materials into the foundation trench, and has the functions of seepage prevention, soil blocking and bearing.
For example, chinese patent CN206143755U discloses a vertical splicing structure of prefabricated underground diaphragm wall, including two prefabricated underground diaphragm walls that set up from top to bottom, its characterized in that the middle part of an upper prefabricated underground diaphragm wall sets up the concave part, and the middle part of a lower prefabricated underground diaphragm wall sets up the convex part that corresponds with the concave part, and a lower prefabricated underground diaphragm wall convex part sets up a plurality of convex part drill way, and the both sides of an upper prefabricated underground diaphragm wall concave part correspond to be provided with a plurality of with the concave part drill way of convex part drill way complex, and the concave part drill way tip outside an upper prefabricated underground diaphragm wall reserves the nut recess, through setting up assorted convex part and concave part to insert the bolt after the notch embedding that corresponds from top to bottom and fix, can effectively transmit the internal force of two upper and lower underground diaphragm walls, reduced the length and the weight of single underground diaphragm wall simultaneously, be fit for transportation and hoist and mount, increased the applicable foundation ditch excavation depth of underground diaphragm wall again.
Although the above patent is suitable for transportation and hoisting, and increases the excavation depth of the foundation pit applicable to the diaphragm wall, in the patent, because the groundwater flows towards the diaphragm wall, the groundwater is accumulated gradually, and is easy to gather between two adjacent diaphragm walls and permeate to the other side of the diaphragm wall.
Disclosure of Invention
The utility model aims to overcome the defects of the background technology, and provides a waterproof structure of an underground diaphragm wall, which has the advantage of improving the waterproof performance of the underground diaphragm wall, and solves the problem that the underground water is easy to permeate to the other side of the underground diaphragm wall through two adjacent diaphragm walls along with the gradual accumulation of the underground water when the underground water flows to the underground diaphragm wall.
The utility model provides a waterproof structure of an underground diaphragm wall, which comprises a diaphragm wall body, wherein the outer side and the bottom of the diaphragm wall body are provided with waterproof mechanisms for sealing and surrounding the diaphragm wall body, and the waterproof mechanisms comprise waterproof structural bodies with U-shaped cross sections and connected with the outer side and the bottom of the diaphragm wall body in a sealing manner.
In the above technical scheme, waterproof mechanism still includes along the supporting shoe of waterproof structure body bottom vertical and/or horizontal equipartition, the supporting shoe bottom is equipped with the collection frame of open-top orientation waterproof structure body, collect the frame except that the remaining five faces of opening one side are the enclosure, the opening outer edge of collecting the frame links to each other with the supporting shoe is fixed, and open the one side bottom of every collection frame has the intercommunication mouth, be equipped with in the intercommunication mouth rather than interference fit's drain pipe, the delivery port of drain pipe is equipped with the connecting pipe of intercommunication drain pipe and suction pump.
In the above technical scheme, collect the frame and be equipped with respectively along a plurality of fixed blocks that these two side length directions set up along two side top inboard that the diaphragm wall body cross section direction set up, a plurality of fixed block tops in the same collection frame are equipped with the backup pad, the backup pad face equipartition has the intercommunicating pore of a plurality of intercommunication backup pad both sides cavities.
In the technical scheme, the first filter screen is arranged at the top of the supporting plate and is fixedly connected with the supporting plate and the fixed block respectively through bolts, and the second filter screen is arranged in the connecting pipe.
In the technical scheme, the bottom of the waterproof mechanism is provided with the reinforcing mechanism for reinforcing and stabilizing the continuous wall body, the waterproof mechanism and the peripheral soil body.
In the above technical scheme, strengthening mechanism has many stationary blades that set up along collecting the frame cross section direction, and every stationary blade includes a plurality of stationary blade, every stationary blade bottom offsets with collecting the frame bottom plate inboard and leans on, be equipped with the through hole in the middle of every stationary blade for the stationary blade is whole to be the annular structure, be equipped with pole body and its clearance fit's reinforcement nail in the middle of the through hole, the reinforcement nail top is equipped with the press head, and passes the bottom that collecting the frame bottom plate inserted peripheral soil body and be the cusp.
In the technical scheme, the waterproof coiled material layer and the waterproof and anti-corrosion layer are sequentially arranged on the outer surface of the waterproof structure body from inside to outside.
In the technical scheme, the waterproof coiled material layer is a polyvinyl chloride layer, and the waterproof and anti-corrosion layer is a polyurethane coating layer.
In the above technical scheme, the diaphragm wall body is including the first diaphragm wall body and the second diaphragm wall body that link together, gap between first diaphragm wall body and the second diaphragm wall body is equipped with the rubber seal layer, the outer tip of rubber seal layer is sealed by waterproof structure body and surrounds, the top and the bottom of first diaphragm wall body and second diaphragm wall body junction all are equipped with the nut, and every nut that corresponds is fixed mutually through the bolt, and wherein, the combination body that the nut and the bolt that is located first diaphragm wall body and second diaphragm wall body bottom formed passes waterproof structure body outside.
The waterproof structure of the underground diaphragm wall has the following beneficial effects:
1. this waterproof construction of underground diaphragm wall, when the groundwater flows towards the underground diaphragm wall, inside the groundwater was collected the frame through first filter screen and backup pad infiltration, connect the suction pump through the connecting pipe, then the suction pump can be with collecting the inside water of collecting the frame and pump outside through drain pipe, second filter screen and connecting pipe, can effectively reduce the adverse effect of groundwater to the underground diaphragm wall, can promote the waterproof performance of first diaphragm wall body and second diaphragm wall body downside and outside simultaneously through waterproof construction body, and then effectively prevent that groundwater from permeating the opposite side of underground diaphragm wall.
2. This waterproof construction of underground diaphragm wall presses through the pressing head that will collect frame both sides strengthening mechanism for collect frame both sides strengthening mechanism's reinforcement nail can insert in the ground, thereby can promote first diaphragm wall body and second diaphragm wall body and ground complex compactness, reduce the possibility that first diaphragm wall body and second diaphragm wall body take place to turn on one's side.
Drawings
FIG. 1 is an overall structural elevation view of a waterproof structure of an underground diaphragm wall of the present utility model;
FIG. 2 is a schematic view of a waterproof mechanism in the waterproof structure of the underground diaphragm wall of the present utility model;
fig. 3 is a schematic structural view of a reinforcing mechanism in a waterproof structure of an underground diaphragm wall of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, which should not be construed as limiting the utility model.
Referring to fig. 1, the waterproof structure of an underground diaphragm wall of the present utility model includes a first diaphragm wall body 1 and a second diaphragm wall body 2, wherein one side of the first diaphragm wall body 1 is connected with the second diaphragm wall body 2 through bolts, in this embodiment, nuts are disposed at the top and bottom ends of the connection between the first diaphragm wall body 1 and the second diaphragm wall body 2, and each pair of corresponding nuts is fixed through bolts; the first continuous wall body 1 and the second continuous wall body 2 are fixedly connected in a sealing mode, the joint is sealed through rubber, the waterproof mechanism 3 which is used for sealing the underground continuous wall and has a U-shaped cross section is arranged on the outer side of the first continuous wall body 1 and the second continuous wall body 2, the waterproof mechanism 3 improves the waterproof performance of the underground continuous wall, the reinforcing mechanism 4 used for reinforcing the whole underground continuous wall is arranged at the bottom of the waterproof mechanism 3, and the stability of the underground continuous wall is improved by the reinforcing mechanism 4.
Referring to fig. 2, in order to improve the waterproof performance of the underground diaphragm wall, in the present embodiment, the waterproof mechanism 3 includes a waterproof structure 301 fixed to the outside of the lower sides of the first diaphragm wall body 1 and the second diaphragm wall body 2, and a combination of nuts and bolts located at the bottoms of the first diaphragm wall body 1 and the second diaphragm wall body 2 passes through the outside of the waterproof structure 301. The bottom of the first continuous wall body 1 and the bottom of the second continuous wall body 2 are longitudinally and/or transversely provided with support blocks 302, the bottom of the support blocks 302 is fixedly provided with a collection frame 303 with an upward opening, the inner sides of the tops of the two side surfaces of the collection frame 303, which are arranged along the cross section direction of the continuous wall body, are respectively fixedly provided with a fixing block 304 which is arranged along the length direction of the two side surfaces, the upper surface of the fixing block 304 is fixedly provided with a support plate 305 through bolts, the support plate 305 is provided with a plurality of communication holes 306, the upper surface of the support plate 305 is fixedly provided with a first filter screen 307 through bolts, one side bottom of the collection frame 303 is communicated with a drain pipe 308, the inside screw thread of the drain pipe 308 is in sealing connection with a connecting pipe 309, the inside of the connecting pipe 309 is fixedly provided with a second filter screen 310, when groundwater flows towards the underground continuous wall, the groundwater permeates into the inside of the collection frame 303 through the first filter screen 307 and the support plate 305, the water pump is fixedly connected with the water pump through the water outlet of the connecting pipe 309, the water collected inside the collection frame 303 is pumped out of the drain pipe 308 through the drain pipe 308, the second filter screen 310 and the groundwater can be discharged out of the underground wall.
In this embodiment, the fixed blocks 304 are symmetrically distributed on two sides of the longitudinal central axis of the collecting frame 303, the circulation holes 306 are communicated with the collecting frame 303, the number of the circulation holes 306 is not less than two, the circulation holes 306 are evenly distributed on the supporting plate 305 and are communicated with cavities on two sides of the supporting plate 305, the left side and the right side of the supporting blocks 302 are symmetrically distributed on two sides of the longitudinal central axis of the collecting frame 303, the outer surface of the waterproof structure 301 comprises a waterproof coiled material layer, the outer side of the waterproof coiled material layer is coated with a waterproof and anti-corrosion layer, the waterproof and anti-corrosion layer is a polyurethane coating layer, one side of the collecting frame 303 is provided with a communication port, and the drain pipe 308 is fixed inside the communication port in a sealing manner.
It should be noted that, the waterproof performance of the lower side and the outer side of the first continuous wall body 1 and the second continuous wall body 2 can be improved by the waterproof structure 301, so that the groundwater can be effectively prevented from penetrating to the other side of the underground continuous wall.
Referring to fig. 3, in order to increase the fixing stability of the underground diaphragm wall, in this embodiment, the reinforcing mechanism 4 includes four fixing pieces 401 fixed on two sides of the collecting frame 303 and disposed along the cross-sectional direction of the collecting frame 303, a penetrating hole 402 is formed in the middle of the fixing pieces 401, reinforcing nails 403 are slidably connected to the inside of the fixing holes 402, and pressing heads 404 are fixed to the top ends of the reinforcing nails 403, so that the bottom of the reinforcing nails 403 in a pointed shape can be inserted into the foundation by pressing the pressing heads 404 on two sides of the collecting frame 303.
The outer diameter of the reinforcement pin 403 is adapted to the inner diameter of the penetration hole 402, and the reinforcement pin 403 moves linearly up and down inside the penetration hole 402.
It should be noted that, the reinforcing mechanism 4 may promote the tightness of the first continuous wall body 1 and the second continuous wall body 2 matched with the foundation, which is favorable to the structural stability of the underground continuous wall.
The working principle of the embodiment is as follows:
(1) The first continuous wall body 1 and the second continuous wall body 2 are fixedly connected in a sealing way, the connection part is sealed through rubber, when groundwater flows towards the underground continuous wall, the groundwater permeates into the collecting frame 303 through the first filter screen 307 and the supporting plate 305, the water collected in the collecting frame 303 can be pumped to the outside through the water suction pump fixedly connected with the connecting pipe 309, the influence of the groundwater on the underground continuous wall can be effectively reduced, meanwhile, the waterproof performance of the lower side and the outer side of the first continuous wall body 1 and the lower side of the second continuous wall body 2 can be improved through the waterproof structure 301, and the groundwater is further effectively prevented from permeating into the other side of the underground continuous wall.
(2) Through pressing the pressing heads 404 of the reinforcing mechanisms 4 on two sides of the collecting frame 303, then the reinforcing nails 403 on two sides of the collecting frame 303 can be inserted into the foundation, so that the tightness of the first continuous wall body 1 and the second continuous wall body 2 matched with the foundation can be improved, and the structural stability of the underground continuous wall is facilitated.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
What is not described in detail in this specification is prior art known to those skilled in the art.
Claims (9)
1. The utility model provides a waterproof construction of underground diaphragm wall, includes diaphragm wall body, its characterized in that: the waterproof mechanism (3) is arranged on the outer side and the bottom of the continuous wall body and is used for sealing and surrounding the continuous wall body, and the waterproof mechanism (3) comprises a waterproof structure body (301) with a U-shaped cross section and connected with the outer side and the bottom of the continuous wall body in a sealing mode.
2. The waterproof structure of an underground diaphragm wall according to claim 1, wherein: the waterproof mechanism (3) further comprises supporting blocks (302) which are longitudinally and/or transversely uniformly distributed along the bottom of the waterproof structure body (301), a collecting frame (303) with a top opening facing the waterproof structure body (301) is arranged at the bottom of the supporting blocks (302), the five surfaces except for one side of the opening of the collecting frame (303) are all sealing surfaces, the outer edge of the opening of the collecting frame (303) is fixedly connected with the supporting blocks (302), a communicating opening is formed in the bottom of one side of each collecting frame (303), a drain pipe (308) in interference fit with the communicating opening is arranged in each communicating opening, and a connecting pipe (309) for communicating the drain pipe (308) with a water suction pump is arranged at a water outlet of each drain pipe (308).
3. The waterproof structure of an underground diaphragm wall according to claim 2, wherein: the collecting frame (303) is equipped with a plurality of fixed blocks (304) that set up along these two side length direction respectively along two side top inboard that diaphragm wall body cross section direction set up, and a plurality of fixed blocks (304) top in the same collecting frame (303) are equipped with backup pad (305), backup pad (305) face equipartition has communication hole (306) of a plurality of intercommunication backup pad (305) both sides cavity.
4. A waterproof structure of an underground diaphragm wall according to claim 3, wherein: the top of the supporting plate (305) is provided with a first filter screen (307), the first filter screen (307) is fixedly connected with the supporting plate (305) and the fixed block (304) through bolts respectively, and a second filter screen (310) is arranged in the connecting pipe (309).
5. The waterproof structure of an underground diaphragm wall according to claim 4, wherein: the bottom of the waterproof mechanism (3) is provided with a reinforcing mechanism (4) for reinforcing and stabilizing the continuous wall body, the waterproof mechanism (3) and the peripheral soil body.
6. The waterproof structure of an underground diaphragm wall according to claim 5, wherein: reinforcing mechanism (4) have many stationary blades (401) that set up along collecting frame (303) cross section direction, every stationary blade (401) include a plurality of stationary blade (401), every stationary blade (401) bottom offsets with collecting frame (303) bottom plate inboard and leans on, be equipped with through hole (402) in the middle of every stationary blade (401) for stationary blade (401) are whole to be the annular structure, be equipped with pole body and its clearance fit's reinforcement nail (403) in the middle of the through hole, reinforcement nail (403) top is equipped with pressing head (404), and pass the bottom that collecting frame (303) bottom plate inserted peripheral soil body and be the cusp.
7. The waterproof structure of an underground diaphragm wall according to claim 6, wherein: the outer surface of the waterproof structure body (301) is sequentially provided with a waterproof coiled material layer and a waterproof and anti-corrosion layer from inside to outside.
8. The waterproof structure of an underground diaphragm wall according to claim 7, wherein: the waterproof coiled material layer is a polyvinyl chloride layer, and the waterproof and anti-corrosion layer is a polyurethane coating layer.
9. The waterproof structure of an underground diaphragm wall according to claim 8, wherein: the continuous wall body comprises a first continuous wall body (1) and a second continuous wall body (2) which are connected together, a rubber sealing layer is arranged in a gap between the first continuous wall body (1) and the second continuous wall body (2), the outer end part of the rubber sealing layer is sealed and surrounded by a waterproof structure body (301), nuts are arranged at the top end and the bottom end of the joint of the first continuous wall body (1) and the second continuous wall body (2), each pair of corresponding nuts are fixed through bolts, and a combination body formed by the nuts and the bolts at the bottoms of the first continuous wall body (1) and the second continuous wall body (2) penetrates through the outer side of the waterproof structure body (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272453.7U CN220414329U (en) | 2023-08-22 | 2023-08-22 | Waterproof structure of underground diaphragm wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272453.7U CN220414329U (en) | 2023-08-22 | 2023-08-22 | Waterproof structure of underground diaphragm wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220414329U true CN220414329U (en) | 2024-01-30 |
Family
ID=89644156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322272453.7U Active CN220414329U (en) | 2023-08-22 | 2023-08-22 | Waterproof structure of underground diaphragm wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220414329U (en) |
-
2023
- 2023-08-22 CN CN202322272453.7U patent/CN220414329U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220414329U (en) | Waterproof structure of underground diaphragm wall | |
| CN205369230U (en) | Anti -floating pile and underwater concrete tongue -and -groove coupling mechanism | |
| CN216551933U (en) | Guide hole type static pile press with press-filling function | |
| CN213805457U (en) | Non-penetrating local precipitation construction structure | |
| CN102296617A (en) | Post-grouting reinforcement construction method of flexible joints of diaphragm walls | |
| CN113216145B (en) | Vacuum preloading construction method for steel sheet pile combined clay sealing wall | |
| CN205530323U (en) | Marine wind turbine foundation steel -pipe pile and changeover portion be high -pressure grouting connection structure under water | |
| CN210887130U (en) | Novel energy-conserving field irrigation prefabricated groove | |
| CN201232181Y (en) | Permeable structure of rigid drainage pile | |
| CN111851553A (en) | Anti-floating prefabricated open caisson segment unit, open caisson structure and construction method thereof | |
| CN211713946U (en) | Sleeve type prefabricated underground continuous wall with embedded steel bars | |
| CN207727613U (en) | A kind of assembled hypogee | |
| CN212375794U (en) | Diaphragm wall structure for hydraulic structure | |
| CN219080339U (en) | Ultra-deep assembled underground continuous wall structure | |
| CN216515368U (en) | Dam foundation seals seepage prevention structure among reservoir danger removal reinforcement engineering | |
| CN114718069B (en) | Sleeve type shallow layer soft soil pile construction device | |
| CN214994003U (en) | Small foundation pile adopting steel pipe post grouting | |
| CN219732095U (en) | Waterproof structure of continuous wall | |
| CN212534060U (en) | Dual seepage prevention structure suitable for ground is wall joint even | |
| CN216551891U (en) | Two-way prefabricated underground continuous wall joint structure | |
| CN216839467U (en) | Integrated prefabricated tubular pile structure for deep foundation pit supporting and dewatering | |
| CN203583462U (en) | Large reinforced concrete composite pile | |
| CN113463639B (en) | Underground continuous wall distributed grouting system | |
| CN221545572U (en) | Seepage-proof ultra-deep canal type cutting cement diaphragm wall structure | |
| CN220225352U (en) | Supporting tool between underground continuous wall groove sections |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |