CN212104215U - Post-cast strip for bottom plate of underground chamber - Google Patents
Post-cast strip for bottom plate of underground chamber Download PDFInfo
- Publication number
- CN212104215U CN212104215U CN202020600546.1U CN202020600546U CN212104215U CN 212104215 U CN212104215 U CN 212104215U CN 202020600546 U CN202020600546 U CN 202020600546U CN 212104215 U CN212104215 U CN 212104215U
- Authority
- CN
- China
- Prior art keywords
- cast strip
- post
- water
- bottom plate
- waterproof layer
- 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
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a basement bottom plate post-cast strip relates to construction technical field. The technical key points are as follows: including laying the post-cast strip base groove of reserving in the basement bottom plate, post-cast strip base inslot from bottom to top has set gradually cement mortar layer, first waterproof layer, lower concrete bed course, second waterproof layer and has gone up the concrete bed course, go up the concrete bed course with the concatenation seam below of underground bottom plate is provided with and laminates mutually with the second waterproof layer and follows the hydrophobic pipe spare that post-cast strip base groove length direction extends, the utility model has the advantages of better preventing the infiltration.
Description
Technical Field
The utility model relates to a construction technical field, more specifically say, it relates to a basement bottom plate post-cast strip.
Background
Introduction with rapid development of economy, the construction scale of China is increasingly large, and particularly, the number of structures for connecting super-long and super-deep basement structures and high-rise main buildings and bottom floors or multi-storey skirt buildings is large. Post-cast strip designs are commonly used to ensure structural integrity and impermeability of the basement structure. The post-cast strip refers to a temporary strip-shaped seam which is reserved in the construction period according to engineering requirements in a cast-in-place integral reinforced concrete structure, plays a role in digestion, sedimentation, shrinkage and deformation, and is densely poured into a continuous integral structure by concrete after being reserved for a period of time.
The utility model discloses a chinese utility model patent that is CN201865127U announces a waterproof type post-cast strip is strengthened to basement bottom plate, including basement bottom plate, post-cast strip, concrete bed course, the waterproof layer that coats, pea gravel concrete protective layer, waterproof reinforced concrete deformation structure in advance, deformation joint, rubber waterstop are at the lower concreting bed course of post-cast strip of basement bottom plate, coat the waterproof layer one on concrete bed course surface coating, establish one pea gravel concrete protective layer on the waterproof layer of coating.
Similar to the basement bottom plate reinforced waterproof type post-cast strip in the prior art, only one waterproof layer is coated on the surface of a concrete cushion layer in the post-cast strip waterproof process, the waterproof structure is single, the waterproof performance is general, and therefore a space needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a basement bottom plate post-cast strip, it has the advantage of better prevention infiltration.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a basement bottom plate post-cast strip, is including laying the post-cast strip base groove of reserving in the basement bottom plate, cement mortar layer, first waterproof layer, lower concrete bed course, second waterproof layer and last concrete bed course have set gradually from bottom to top in the post-cast strip base groove, go up the concrete bed course with the concatenation seam below of basement bottom plate is provided with and laminates mutually with the second waterproof layer and follows the sparse water pipe spare that post-cast strip base groove length direction extends.
By adopting the technical scheme, when the post-cast strip base groove is laid, the cement mortar layer, the first waterproof layer, the lower concrete cushion layer and the second waterproof layer are laid on the bottom of the post-cast strip base groove from bottom to top in sequence, then the hydrophobic pipe fitting is installed on the second waterproof layer and attached to the side wall of the basement bottom plate, and then the upper concrete cushion layer is laid in the post-cast strip base groove; when water upwards oozes from the underground, by first waterproof layer and the waterproof layer of second formation first defence line, carry out the separation to water, when water breaks through first defence line and oozes hydrophobic pipe fitting department, water can enter into in the hydrophobic pipe fitting and go out side by side.
To sum up, for only coating the waterproof layer at concrete cushion surface, the aforesaid is earlier by first waterproof layer and the first line of defence line of second waterproof layer formation, and rethread drainage pipe spare is arranged water outward, can prevent that water from permeating to the basement bottom plate to make basement bottom plate post-cast strip have better prevention infiltration effect.
Further, the drainage pipe fitting includes that the cross-section is the diversion board of type of falling V and sets up in diversion board below and the water delivery way that the cross-section is the concave type, the water delivery way lateral wall is provided with a plurality of hydrophobic mouths along its length direction, be provided with the mounting groove that leads to with post-cast strip base channel on the basement bottom plate, the water delivery way extends to have and installs in the mounting panel of mounting groove bottom through the screw.
By adopting the technical scheme, when the drainage pipe fitting is installed, the installation plate on the water delivery channel is installed on the installation groove, so that the water diversion plate and the water delivery channel are firmly fixed on the side wall of the basement bottom plate; when water permeates into the water dredging pipe fitting, the water is blocked and drained to the side wall of the water conveying channel by the water diversion plate, and then the water enters the water conveying channel through the water drainage port and is drained.
Furthermore, a sponge strip is arranged on the inner side wall of the water conveying channel.
Through adopting above-mentioned technical scheme, the setting of sponge strip not only can avoid in sand and soil gets into the water delivery way, but also can absorb the outer water of water delivery way.
Furthermore, a rubber gasket strip is arranged between the mounting plate and the mounting groove.
Through adopting above-mentioned technical scheme, the setting of rubber strip can avoid water to permeate away from between mounting panel and the mounting groove.
Furthermore, the two water draining pipes are communicated and connected through a plurality of connecting pipelines.
Through adopting above-mentioned technical scheme, the setting of connecting tube can make both ends drain pipe spare communicate each other, can make the other end carry out supplementary drainage under the condition that one end drain pipe spare drainage efficiency is low.
Further, the cross section of the connecting pipeline is circular.
Through adopting above-mentioned technical scheme, the cross-section of connecting tube is circular setting, can avoid water accumulation inside the connecting tube.
Furthermore, the upper surface of the drainage pipe fitting is provided with a waterproof sticker which is attached to the drainage pipe fitting and the basement bottom plate.
Through adopting above-mentioned technical scheme, waterproof setting of pasting can further prevent that water from permeating basement bottom plate upper surface from the gap between drain pipe spare, drain pipe spare and the basement bottom plate three.
Furthermore, the first waterproof layer and the second waterproof layer are both made of waterproof asphalt materials.
Through adopting above-mentioned technical scheme, first waterproof layer and second waterproof layer all adopt waterproof asphalt material to make, can make on the difficult infiltration bottom plate post-cast strip of water, and waterproof asphalt material application time is long, and water-proof effects is good.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the first waterproof layer and the second waterproof layer are arranged to form a first defense line, and water is discharged through the water drainage pipe, so that water can be prevented from permeating into the basement bottom plate, and the basement bottom plate post-cast strip has a good water seepage prevention effect;
(2) by arranging the sponge strips, not only can sand and soil be prevented from entering the water conveying channel, but also water outside the water conveying channel can be absorbed;
(3) through setting up waterproof subsides, can further prevent that water from permeating to basement bottom plate upper surface from the gap between drain pipe spare, drain pipe spare and the basement bottom plate three.
Drawings
FIG. 1 is a schematic sectional view of the present embodiment;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a schematic view of the hydrophobic pipe and the connecting pipe according to the present embodiment.
Reference numerals: 1. a basement floor; 2. post-cast strip base grooves; 3. a cement mortar layer; 4. a first waterproof layer; 5. a lower concrete cushion; 6. a second waterproof layer; 7. a concrete cushion layer is arranged; 8. a water drainage pipe; 81. a water diversion plate; 82. a water delivery channel; 9. a drain port; 10. mounting grooves; 11. mounting a plate; 12. a sponge strip; 13. a rubber filler strip; 14. waterproof sticking; 15. and connecting the pipelines.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The utility model provides a basement bottom plate post-cast strip, as shown in fig. 1, 2, including laying in the post-cast strip basal trough 2 that basement bottom plate 1 reserved, cement mortar layer 3, first waterproof layer 4, lower concrete cushion 5, second waterproof layer 6 and last concrete cushion 7 have been laid in proper order from bottom to top in the post-cast strip basal trough 2, go up concrete cushion 7 and basement bottom plate 1's concatenation seam below and install and laminate mutually with second waterproof layer 6 and follow the hydrophobic pipe 8 that 2 length direction of post-cast strip basal trough extends.
As shown in fig. 1 and 2, the drainage pipe 8 includes a water guide plate 81 with an inverted V-shaped cross section and a water conduit 82 with a concave cross section installed below the water guide plate 81, a plurality of drainage openings 9 are opened on the side wall of the water conduit 82 along the length direction thereof, an installation groove 10 communicating with the post-cast strip base groove 2 is opened on the basement bottom plate 1, and the water conduit 82 extends to have an installation plate 11 installed at the bottom of the installation groove 10 by screws. When the water dredging pipe 8 is installed, the installation plate 11 on the water conveying channel 82 is installed on the installation groove 10, so that the water diversion plate 81 and the water conveying channel 82 are firmly fixed on the side wall of the basement bottom plate 1; when water penetrates the drainage pipe 8, the water is blocked and guided by the water guide plate 81 to the side wall of the water channel 82, then enters the water channel 82 through the drainage port 9 and is drained.
Furthermore, the sponge strips 12 are arranged on the inner side wall of the water conveying channel 82, so that sand and soil can be prevented from entering the water conveying channel 82, and water outside the water conveying channel 82 can be absorbed.
It is worth mentioning that a rubber gasket 13 is installed between the mounting plate 11 and the mounting groove 10, so that water can be prevented from permeating out from between the mounting plate 11 and the mounting groove 10.
As shown in fig. 2, the upper surface of the drainage pipe 8 is adhered with a waterproof sticker 14 attached to the drainage pipe 8 and the basement floor 1, so that water can be further prevented from penetrating into the upper surface of the basement floor 1 from gaps among the drainage pipe 8, the drainage pipe 8 and the basement floor 1.
Furthermore, the first waterproof layer 4 and the second waterproof layer 6 are both made of waterproof asphalt materials, so that water is not easy to permeate into the floor post-cast strip, the waterproof asphalt materials are long in application time, and the waterproof effect is good.
As shown in fig. 2 and 3, the two water drainage pipes 8 are connected to each other through a plurality of connecting pipes 15, so that the water drainage pipes 8 at the two ends can be connected to each other, and auxiliary drainage can be performed at one end of the water drainage pipe 8 when the drainage efficiency is low.
Further, the cross-section of the connection pipe 15 is circular, which can prevent water from accumulating inside the connection pipe 15.
The utility model discloses a working process and beneficial effect as follows: when the post-cast strip base groove 2 is laid, firstly, a cement mortar layer 3, a first waterproof layer 4, a lower concrete cushion layer 5 and a second waterproof layer 6 are sequentially laid on the bottom of the post-cast strip base groove 2 from bottom to top, then, a water dredging pipe 8 is attached to the second waterproof layer 6 and the side wall of the basement bottom plate 1, and then, an upper concrete cushion layer 7 is laid in the post-cast strip base groove 2; when water upwards oozes from the underground, form first defence line by first waterproof layer 4 and second waterproof layer 6, carry out the separation to water, when water broke through first defence line and oozed to drain pipe 8 department, water can enter into in the drain pipe 8 and go out side by side.
To sum up, for only coating the one deck waterproof layer at concrete cushion surface, the aforesaid forms first defence line by first waterproof layer 4 and second waterproof layer 6 earlier, and rethread drainage pipe 8 is arranged water outward, can prevent that water from permeating to basement bottom plate 1 to make 1 post-cast strip of basement bottom plate have better prevention infiltration effect.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a basement bottom plate post-cast strip, includes lays in post-cast strip base groove (2) that basement bottom plate (1) was reserved, its characterized in that: cement mortar layer (3), first waterproof layer (4), lower concrete bed course (5), second waterproof layer (6) and last concrete bed course (7) have set gradually from bottom to top in post-cast strip foundation ditch (2), go up concrete bed course (7) with the concatenation seam below of basement bottom plate (1) is provided with and laminates mutually with second waterproof layer (6) and follow the sparse water pipe spare (8) that post-cast strip foundation ditch (2) length direction extends.
2. A subsurface chamber floor post-cast strip as claimed in claim 1, wherein: dredging water pipe spare (8) are including diversion board (81) that the cross-section is the type of falling V and set up in diversion board (81) below and cross-section be water delivery way (82) of type of concave font, water delivery way (82) lateral wall is provided with a plurality of hydrophobic mouths (9) along its length direction, be provided with on basement bottom plate (1) with the communicating mounting groove (10) of post-cast strip baseband (2), water delivery way (82) extend have through screw mounting in mounting panel (11) of mounting groove (10) bottom.
3. A subsurface chamber floor post-cast strip as claimed in claim 2, wherein: sponge strips (12) are arranged on the inner side wall of the water conveying channel (82).
4. A subsurface chamber floor post-cast strip as claimed in claim 2, wherein: and a rubber gasket strip (13) is arranged between the mounting plate (11) and the mounting groove (10).
5. A subsurface chamber floor post-cast strip as claimed in claim 1, wherein: the two water draining pipes (8) are communicated and connected through a plurality of connecting pipelines (15).
6. A subsurface chamber floor post-cast strip as claimed in claim 5, wherein: the cross section of the connecting pipeline (15) is circular.
7. A subsurface chamber floor post-cast strip as claimed in claim 1, wherein: and the upper surface of the water drainage pipe (8) is provided with a waterproof sticker (14) which is attached to the upper concrete cushion (7) and the basement bottom plate (1).
8. A subsurface chamber floor post-cast strip as claimed in claim 1, wherein: the first waterproof layer (4) and the second waterproof layer (6) are both made of waterproof asphalt materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020600546.1U CN212104215U (en) | 2020-04-21 | 2020-04-21 | Post-cast strip for bottom plate of underground chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020600546.1U CN212104215U (en) | 2020-04-21 | 2020-04-21 | Post-cast strip for bottom plate of underground chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212104215U true CN212104215U (en) | 2020-12-08 |
Family
ID=73640768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020600546.1U Active CN212104215U (en) | 2020-04-21 | 2020-04-21 | Post-cast strip for bottom plate of underground chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212104215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110583A (en) * | 2022-06-23 | 2022-09-27 | 南京坤佳防水防腐保温工程有限公司 | Basement bottom plate post-cast strip waterproof seepage structure |
-
2020
- 2020-04-21 CN CN202020600546.1U patent/CN212104215U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110583A (en) * | 2022-06-23 | 2022-09-27 | 南京坤佳防水防腐保温工程有限公司 | Basement bottom plate post-cast strip waterproof seepage structure |
| CN115110583B (en) * | 2022-06-23 | 2024-03-26 | 南京坤佳防水防腐保温工程有限公司 | Basement bottom plate post-pouring belt waterproof leakage structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110878700B (en) | Tunnel waterproof structure and construction method thereof | |
| CN107859064B (en) | Waterproof structure for connection of prefabricated pipe gallery and cast-in-situ pipe gallery and construction method | |
| CN109488371B (en) | Waterproof system of full-enclosed waterproof station and dynamic setting and quantity-limiting drainage method | |
| CN202416382U (en) | Waterproof structure of basement | |
| CN105862873A (en) | Construction method of underground water prevention and exterior wall structures of narrow space of deep foundation pit | |
| CN215562824U (en) | Bottom plate U type deformation seam structure | |
| CN105350581A (en) | Advanced sealing structure for basement top slab settlement post-cast strips | |
| CN104234089B (en) | The construction method that a kind of basement guarded drainage combines | |
| CN204982789U (en) | A dam body prevention of seepage drainage system for roller compacted concrete dam | |
| CN212104215U (en) | Post-cast strip for bottom plate of underground chamber | |
| CN202689047U (en) | Waterproof structure applied to construction joint in fabricated tube section of immersed tube | |
| CN216198282U (en) | Underground passage inverted arch drainage structure | |
| CN103031887B (en) | Construction method and water guide system of house bathroom water guide system | |
| CN215857878U (en) | Drainage structures is prevented in basement bottom plate post-cast strip | |
| CN205954632U (en) | Pipeline crosses supporting construction of foundation ditch department in rich water sand layer | |
| CN212506441U (en) | Waterproof system for basement exterior wall | |
| CN211898575U (en) | Post-cast strip for bottom plate of underground chamber | |
| CN211312560U (en) | Simple and easy core section of thick bamboo stepping water conservancy diversion drainage structures | |
| CN114045880A (en) | Basement post-cast strip treatment process | |
| CN113931665A (en) | Loose soil layer tunnel waterproof construction method | |
| TW451019B (en) | Water-proof and damp-proof method for basement side wall | |
| CN215486082U (en) | Waterproof structure of tunnel for constructing single-layer lining | |
| CN218148525U (en) | Post-cast strip for bottom plate of underground chamber | |
| CN109930703A (en) | A kind of construction technology of toilet warterproof beam | |
| CN216714414U (en) | A waterproof drainage structures of hierarchical formula for tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |