CN110905053A - Construction method for indoor drainage pipeline penetrating through floor slab - Google Patents
Construction method for indoor drainage pipeline penetrating through floor slab Download PDFInfo
- Publication number
- CN110905053A CN110905053A CN201911069913.8A CN201911069913A CN110905053A CN 110905053 A CN110905053 A CN 110905053A CN 201911069913 A CN201911069913 A CN 201911069913A CN 110905053 A CN110905053 A CN 110905053A
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- Prior art keywords
- hole
- branch pipe
- main drainage
- waterproof
- drainage pipe
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6801—Fillings therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
The invention relates to the technical field of indoor pipelines, and particularly discloses a construction method for an indoor drainage pipeline to penetrate through a floor slab, which is characterized by comprising the following steps of: s1, installing a main drainage pipe and plugging holes; s2, constructing the ground of the functional area; s3, forming a through hole in the main drainage pipe, wherein the position of the hole in the main drainage pipe is higher than the ground of the functional area constructed in the step S2, the through hole is formed by positioning and forming a hole through a branch pipe connection piece, the branch pipe connection piece comprises a fixing plate, a communication positioning hole is formed in the fixing plate, a branch pipe joint is formed by extending outwards along the communication positioning hole, the fixing plate is covered on the main drainage pipe in the through hole forming process, the communication positioning hole is positioned at the position where the through hole needs to be formed, and a portable hole drilling machine is inserted into the branch pipe and cuts the hole along the edge of the communication positioning hole; s4, attaching the branch pipe connecting piece to the main drainage pipe; effectively avoid current branch pipe connection piece to suffer destruction easily in building or fitment to and suffer to destroy the problem that the back needs to chisel out the entrance to a cave and change.
Description
Technical Field
The invention relates to the technical field of indoor pipelines, in particular to a construction method for an indoor drainage pipeline to penetrate through a floor slab.
Background
The indoor drainage pipeline often involves and needs to pass the floor, need reserve the hole slightly bigger than the pipeline on the floor in the building or in the decoration process, sewage pipe, waste pipe, downspout etc. drainage main pipe of indoor installation all construct through combining the waterproof steel sleeve pipe that is pre-buried in the hole at present, and to the functional area that requires higher waterproof nature, such as bathroom, kitchen, as shown in figure 5, its branch pipe connection piece is pre-buried together with the major structure usually, or after the connection installation is accomplished, carry on the entrance to a cave shutoff (seal the clearance between hole and the pipeline) immediately, carry on waterproof operation simultaneously. However, during actual on-site construction, different construction operations are often performed by a plurality of construction teams at the same construction position, the branch pipe connectors are frequently damaged, the conventional repair method usually comprises the steps of removing the waterproof layer on the surface and the plugged hole, replacing the branch pipe connectors, repeating the hole plugging and waterproof operations again, and the like, so that a large amount of labor and time are consumed, and leakage is easily caused between the waterproof layer newly laid near the hole and the waterproof layer on the original integral ground, therefore, the conventional construction method for penetrating the floor slab of the indoor drainage pipeline has the defect that the construction method particularly relates to functional areas such as toilets and kitchens.
Disclosure of Invention
The invention aims to provide a construction method for indoor drainage pipeline to penetrate through a floor slab, aiming at the existing technical situation, and effectively solving the problems that the existing branch pipe connector is easy to damage in building or decoration and a hole needs to be removed for replacement after the existing branch pipe connector is damaged.
In order to achieve the purpose, the invention adopts the following technical scheme:
a construction method for penetrating a floor slab through an indoor drainage pipeline is characterized by comprising the following steps:
s1, installing a main drainage pipe in a hole reserved in a floor slab, and plugging the hole;
s2, constructing the ground of the functional area;
s3, forming a through hole in the main drainage pipe, wherein the position of the through hole in the main drainage pipe is higher than the ground of the functional area constructed in the step S2, the through hole is formed by positioning and opening through a branch pipe connection piece, the branch pipe connection piece comprises a fixing plate for fixing the branch pipe connection piece on the main drainage pipe, the surface, which is attached to the main drainage pipe, of the fixing plate is of an arc-shaped surface structure protruding outwards, a communication positioning hole is formed in the fixing plate, a branch pipe joint for connecting with the branch pipe is formed by extending outwards along the communication positioning hole, the fixing plate is covered on the main drainage pipe in the through hole forming process, the communication positioning hole is positioned at the position where the through hole needs to be formed, and the portable hole drilling machine is inserted into the branch pipe and cuts and opens the hole along;
s4, coating an adhesive on the inner wall of the fixing plate, attaching the branch pipe connecting piece to the main drainage pipe, and enabling the communicating positioning hole to coincide with the through hole in the main drainage pipe;
s5, connecting the branch pipe on the branch pipe joint.
Preferably, the plugging in step S1 includes the following steps:
1) uniformly mixing the expansive cement and the fine stone to form mixed slurry, arranging a bottom die in the hole, and pouring the mixed slurry until the mixed slurry is filled to the thickness of two thirds of the thickness of the floor slab;
2) brushing two waterproof coatings;
3) after the water test, no water seepage phenomenon exists, and the mixed slurry is poured until the mixed slurry is 2-3cm higher than the floor slab.
Preferably, the functional area ground construction described in step S2 includes the steps of:
1) local waterproof treatment: coating waterproof paint on a waterproof weak part in the functional area, wherein the waterproof weak part comprises a joint of a main drainage pipe and the ground of the functional area, a floor drain and a male and female corner;
2) integral waterproof treatment: laying two coating waterproof layers on the functional area ground, after water test, no water seepage phenomenon exists, and then laying a waterproof mortar protective layer;
3) backfilling;
4) and laying a finishing coat.
The invention has the beneficial effects that:
according to the invention, the branch pipe connection piece for connecting the branch pipe is installed after hole plugging and functional area ground construction, so that the problem that a branch pipe connection port is damaged in the hole plugging and functional area ground construction process is effectively avoided, meanwhile, the branch pipe connection piece is installed at a position higher than the constructed functional area ground without adopting an installation mode of being pre-embedded in the hole, and if the branch pipe connection piece needs to be replaced in the later period, the plugging structure of the hole and the functional area ground structure do not need to be damaged, so that the replacement is simple and rapid, and the repair construction time is effectively shortened.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention in a state where the branch pipe connector is not installed.
Fig. 3 is a schematic structural view of the branch pipe connector.
Fig. 4 is a schematic view of the inner side structure of the branch pipe connector.
FIG. 5 is a prior art floor penetrating installation structure of indoor drainage pipeline.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
referring to fig. 1-4, the present invention discloses a construction method for indoor drainage pipeline to pass through a floor slab 3, which comprises the following steps:
s1, install the drainage in the hole of reserving in floor 3 and be responsible for 1 (big pipe diameter straight tube), the installation that the drainage was responsible for 1 can refer to current technology, if combine the waterproof sleeve pipe (not marked in the picture) of reservation to carry out the shutoff to the hole, wherein, the shutoff includes following step:
1) uniformly mixing the expansive cement and the fine stone to form mixed slurry, cleaning the peripheral wall of the hole, arranging a bottom die in the hole, enabling the bottom die to be tightly attached to the bottom of the floor slab 3, and pouring the mixed slurry until the mixed slurry is filled to the thickness of two thirds of the thickness of the floor slab 3;
2) brushing two waterproof coatings;
3) and after the waterproof coating is dried, carrying out a water test for 48 hours, pouring the mixed slurry if no water seepage phenomenon exists, until the mixed slurry is 32-3cm higher than the floor slab, and removing the bottom die after the mixed slurry is condensed.
According to the invention, the hole plugging structure of the first slurry condensation layer 41, the double-layer waterproof coating 42 and the second slurry condensation layer 43 is sequentially formed by hole plugging, the waterproof and leak-proof performance of the hole plugging is effectively improved by combining the secondary slurry condensation layer with the double waterproof coating, the second slurry condensation layer 43 is higher than the floor slab 3, the combination of the hole plugging structure and the subsequent functional area ground construction structure layer is facilitated, and the waterproof and leak-proof performance of the whole structure is further enhanced.
S2, construction of the functional area on the ground:
in the present invention, the functional area refers to an indoor area having a high waterproof requirement, such as a kitchen and a toilet.
1) Local waterproof treatment: coating waterproof paint on a waterproof weak part in the functional area, wherein the waterproof weak part comprises a joint of the main drainage pipe 1 and the ground of the functional area, a floor drain and a male and female corner; the waterproof and leakage-proof performance of the whole structure is effectively enhanced by carrying out local waterproof treatment on the waterproof weak part;
2) integral waterproof treatment: laying two coating waterproof layers on the ground of the functional area, testing water for 48 hours, then laying a waterproof mortar protective layer 52, wherein the waterproof mortar protective layer has no water seepage phenomenon;
3) backfilling: and paving the backfill material on the ground of the functional area so as to raise the ground of the functional area to be slightly lower than the ground of other indoor floors, wherein the backfill material can be waste brick residues, cement precast slabs or pearl wool ceramsite.
4) A finishing layer 54 is laid.
In this application, the construction of functional area ground forms double-deck coating waterproof layer 51, waterproof mortar protective layer 52, backfill layer 53 and finish coat 54 in proper order, through multilayer waterproof layer structure, strengthens the waterproof leak protection effect on the whole ground in functional area.
S3, a through hole 11 is formed in the main drainage pipe 1, the position of the hole of the main drainage pipe 1 is higher than the ground of the functional area constructed in the step S2, the through hole 11 is positioned and holed through the branch pipe connector 2, the branch pipe connector 2 can be prefabricated and processed in a factory in a unified way, in the embodiment, the branch pipe connector 2 and the main drainage pipe 1 are made of PVC materials, as shown in figures 3 to 4, the branch pipe connector 2 comprises a fixing plate 21 used for fixing the branch pipe connector 2 on the main drainage pipe 1, the joint surface of the fixing plate 21 and the main drainage pipe 1 is an arc surface structure protruding outwards, preferably, the corresponding diameter of the arc surface of the fixing plate 21 is the same as or similar to that of the main drainage pipe 1, the pipe wall of the fixing plate 21 and the main drainage pipe 1 can be better jointed, a communication positioning hole 22 is formed in the fixing plate 21, and a branch pipe joint 23 used for being connected with the branch pipe is formed by extending outwards along, in the process of opening the through hole 11, the fixing plate 21 is externally covered on the drainage main pipe 1, the communicating positioning hole 22 plays a role in positioning and assisting in opening the hole when the drainage main pipe 1 opens the through hole 11, plays a role in communicating the branch pipe with the drainage main pipe 1 in subsequent branch pipe connection, positions the communicating positioning hole 22 at the position where the through hole 11 needs to be opened, and a portable hole drilling machine is inserted into the branch pipe and performs cutting and opening along the edge of the communicating positioning hole 22;
s4, coating an adhesive on the inner wall of the fixing plate 21, attaching the branch pipe connector 2 to the main drainage pipe 1, and enabling the communication positioning hole 22 to coincide with the through hole 11 in the main drainage pipe 1;
s5, connecting the branch pipe on the branch pipe joint 23.
In the invention, the branch pipe connecting piece 2 for connecting the branch pipe is installed after the hole plugging and the functional area ground construction, so that the problem that the branch pipe connecting port is damaged in the hole plugging and functional area ground construction process is effectively avoided, meanwhile, the branch pipe connecting piece 2 is not embedded in the hole, but is installed at the position higher than the functional area ground after the construction, and if the branch pipe connecting piece 2 needs to be replaced in the later period, the plugging structure of the hole and the functional area ground structure do not need to be damaged, the replacement is simple and rapid, and the repair construction time is effectively shortened.
It should be understood that the above-mentioned drawings are merely illustrative of the preferred embodiments of the present invention, and that the scope of the invention is not limited thereto.
Claims (3)
1. A construction method for penetrating a floor slab through an indoor drainage pipeline is characterized by comprising the following steps:
s1, installing a main drainage pipe in a hole reserved in a floor slab, and plugging the hole;
s2, constructing the ground of the functional area;
s3, forming a through hole in the main drainage pipe, wherein the position of the through hole in the main drainage pipe is higher than the ground of the functional area constructed in the step S2, the through hole is formed by positioning and opening through a branch pipe connection piece, the branch pipe connection piece comprises a fixing plate for fixing the branch pipe connection piece on the main drainage pipe, the surface, which is attached to the main drainage pipe, of the fixing plate is of an arc-shaped surface structure protruding outwards, a communication positioning hole is formed in the fixing plate, a branch pipe joint for connecting with the branch pipe is formed by extending outwards along the communication positioning hole, the fixing plate is covered on the main drainage pipe in the through hole forming process, the communication positioning hole is positioned at the position where the through hole needs to be formed, and the portable hole drilling machine is inserted into the branch pipe and cuts and opens the hole along;
s4, coating an adhesive on the inner wall of the fixing plate, attaching the branch pipe connecting piece to the main drainage pipe, and enabling the communicating positioning hole to coincide with the through hole in the main drainage pipe;
s5, connecting the branch pipe on the branch pipe joint.
2. The indoor drainage pipeline floor penetrating construction method according to claim 1, wherein the plugging in the step S1 comprises the following steps:
1) uniformly mixing the expansive cement and the fine stone to form mixed slurry, arranging a bottom die in the hole, and pouring the mixed slurry until the mixed slurry is filled to the thickness of two thirds of the thickness of the floor slab;
2) brushing two waterproof coatings;
3) after the water test, no water seepage phenomenon exists, and the mixed slurry is poured until the mixed slurry is 2-3cm higher than the floor slab.
3. The indoor drainage pipeline floor-penetrating construction method as claimed in claim 1, wherein the functional area floor construction in the step S2 includes the steps of:
1) local waterproof treatment: coating waterproof paint on a waterproof weak part in the functional area, wherein the waterproof weak part comprises a joint of a main drainage pipe and the ground of the functional area, a floor drain and a male and female corner;
2) integral waterproof treatment: laying two coating waterproof layers on the functional area ground, after water test, no water seepage phenomenon exists, and then laying a waterproof mortar protective layer;
3) backfilling;
4) and laying a finishing coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911069913.8A CN110905053A (en) | 2019-11-04 | 2019-11-04 | Construction method for indoor drainage pipeline penetrating through floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911069913.8A CN110905053A (en) | 2019-11-04 | 2019-11-04 | Construction method for indoor drainage pipeline penetrating through floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110905053A true CN110905053A (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911069913.8A Pending CN110905053A (en) | 2019-11-04 | 2019-11-04 | Construction method for indoor drainage pipeline penetrating through floor slab |
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| Country | Link |
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| CN (1) | CN110905053A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945901A (en) * | 2020-07-27 | 2020-11-17 | 北京天恒建设集团有限公司 | Waterproof construction method for floor penetrating drainage main pipe hole of toilet in old community |
| CN112344091A (en) * | 2020-10-27 | 2021-02-09 | 中建三局安装工程有限公司 | Hanging-hole-free drainage pipeline installation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089014A (en) * | 2013-02-05 | 2013-05-08 | 浙江新东阳建设集团有限公司 | Construction method of through floor pipe |
| CN203258205U (en) * | 2013-05-14 | 2013-10-30 | 中国建筑第八工程局有限公司 | Anti-leakage structure of floor-penetrating pipeline without sleeve |
| CN205148473U (en) * | 2015-11-03 | 2016-04-13 | 浙江中财管道科技股份有限公司 | Saddle tee bend integration forming device for drain line |
| CN208380085U (en) * | 2018-06-25 | 2019-01-15 | 成都惟尚建筑设计有限公司 | The draining pipe-through floor slab structure of a kind of ground leak |
| CN208668951U (en) * | 2018-06-25 | 2019-03-29 | 成都惟尚建筑设计有限公司 | A kind of sanitary ware draining pipe-through floor slab structure |
-
2019
- 2019-11-04 CN CN201911069913.8A patent/CN110905053A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089014A (en) * | 2013-02-05 | 2013-05-08 | 浙江新东阳建设集团有限公司 | Construction method of through floor pipe |
| CN203258205U (en) * | 2013-05-14 | 2013-10-30 | 中国建筑第八工程局有限公司 | Anti-leakage structure of floor-penetrating pipeline without sleeve |
| CN205148473U (en) * | 2015-11-03 | 2016-04-13 | 浙江中财管道科技股份有限公司 | Saddle tee bend integration forming device for drain line |
| CN208380085U (en) * | 2018-06-25 | 2019-01-15 | 成都惟尚建筑设计有限公司 | The draining pipe-through floor slab structure of a kind of ground leak |
| CN208668951U (en) * | 2018-06-25 | 2019-03-29 | 成都惟尚建筑设计有限公司 | A kind of sanitary ware draining pipe-through floor slab structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945901A (en) * | 2020-07-27 | 2020-11-17 | 北京天恒建设集团有限公司 | Waterproof construction method for floor penetrating drainage main pipe hole of toilet in old community |
| CN112344091A (en) * | 2020-10-27 | 2021-02-09 | 中建三局安装工程有限公司 | Hanging-hole-free drainage pipeline installation method |
| CN112344091B (en) * | 2020-10-27 | 2022-08-05 | 中建三局安装工程有限公司 | Hanging-hole-free drainage pipeline installation method |
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Application publication date: 20200324 |
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