CN109736355B - Reverse construction method basement construction method in factory building transformation - Google Patents
Reverse construction method basement construction method in factory building transformation Download PDFInfo
- Publication number
- CN109736355B CN109736355B CN201910050501.3A CN201910050501A CN109736355B CN 109736355 B CN109736355 B CN 109736355B CN 201910050501 A CN201910050501 A CN 201910050501A CN 109736355 B CN109736355 B CN 109736355B
- Authority
- CN
- China
- Prior art keywords
- construction method
- water
- layer
- basement
- repairing 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
Abstract
The invention relates to a reverse construction method basement construction method in factory building reconstruction, which utilizes a reverse construction method to repair an unearthed opening after the basement construction is finished, wherein the repair process comprises the following steps: s1: a circle of ring grooves are formed in the inner wall of the soil outlet; s2: pouring concrete into the inner area of the soil outlet below the lower end surface of the annular groove to form a lower repairing layer, and reserving water collecting holes which penetrate through the lower repairing layer up and down on the lower repairing layer; s3: after the lower repairing layer is initially solidified, a water guide piece with water absorption performance is arranged in the annular groove, the water guide piece comprises a guide pipe, the guide pipe penetrates through the water collecting hole to be connected with a drainage pipeline in the underground chamber, and the water guide piece covers the upper surface of the lower repairing layer and divides the soil outlet up and down; s4: and pouring to form an upper repairing layer in the water outlet. The invention has the effect of preventing water from seeping at the repaired position of the soil outlet.
Description
Technical Field
The invention relates to the technical field of basement construction, in particular to a reverse construction method basement construction method in plant reconstruction.
Background
The reverse construction method is a construction method commonly used in modern construction, and has the advantages that the construction of the upper structure of a building and the construction of an underground foundation structure can be performed in parallel and three-dimensional operation, and the working hours can be saved about 1/3 when the building is large in scale and has multiple upper and lower layers.
At present, the chinese patent document with application publication number CN104695445A discloses a basement earth excavation method by reverse construction method, in the method, the plane position of each layer of earth outlet of each layer of beam plate structure of the basement is staggered gradually, the earth excavated by the construction layer being excavated at the lowest layer of the basement is piled below the earth outlet at the upper layer, and the excavator arranged at the edge of the earth outlet of each layer of beam plate structure digs the earth below the earth outlet to the earth outlet of the upper layer of beam plate structure to form earth pile. Therefore, earthwork excavated from the construction layer at the lowest layer is transported layer by the excavator until the earthwork is transported to an earthwork truck of a beam-slab structure at the top layer of the basement.
The unearthed mouth needs to be repaired after the construction, but the unearthed mouth waterproof performance is generally poor after the repair, therefore the phenomenon of leaking appears very easily in unearthed mouthful repair position.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a reverse construction method basement construction method in plant reconstruction, which has the advantage that the repaired part of the soil outlet is not easy to seep water.
The technical purpose of the invention is realized by the following technical scheme: a reverse construction method basement construction method in factory building transformation utilizes a reverse construction method to repair an unearthed opening after basement construction is completed, and the repair process comprises the following steps:
s1: a circle of ring grooves are formed in the inner wall of the soil outlet;
s2: pouring concrete into the inner area of the soil outlet below the lower end surface of the annular groove to form a lower repairing layer, and reserving water collecting holes which penetrate through the lower repairing layer up and down on the lower repairing layer;
s3: after the lower repairing layer is initially solidified, a water guide piece with water absorption performance is arranged in the annular groove, the water guide piece comprises a guide pipe, the guide pipe penetrates through the water collecting hole to be connected with a drainage pipeline in the underground chamber, and the water guide piece covers the upper surface of the lower repairing layer and divides the soil outlet up and down;
s4: and pouring to form an upper repairing layer in the water outlet.
Through adopting above-mentioned technical scheme, can be by the separation of water guide and absorb from the water leakage between unearthing mouthful inner wall and the upper repair layer, then pour into to the drainage pipe in the basement through the pipe in, and then avoided the water leakage to the lower surface of structure beam slab. Because the edge of the water guide piece extends into the annular groove, the water leaking from the upper repairing layer to the inner wall of the soil outlet can be ensured to be blocked and absorbed by the water guide piece.
The invention is further configured to: and S2, before the lower repairing layer is poured, inserting holes with opposite openings are formed in the inner wall of the soil outlet, the two inserting holes with opposite openings form a group, a plurality of groups of inserting holes are formed in the soil outlet, reinforcing ribs are arranged in the soil outlet, two ends of each reinforcing rib are respectively inserted into the two opposite inserting holes, and the upper repairing layer is provided with the same reinforcing ribs as those in the lower repairing layer.
Through adopting above-mentioned technical scheme, the inner frame that adds the muscle as repairing the layer and repairing the layer down on last, has strengthened the intensity of repairing the layer and repairing the layer down on last, also lets on repair the layer and repair layer and original beam slab structural connection more firm down with down simultaneously.
The invention is further configured to: the reinforcing rib comprises a rib body and extension pieces screwed at two ends of the rib body, the length of the rib body is shorter than the distance between the openings of the two opposite insertion holes, and the sum of the length of the rib body and the extension pieces at the two ends of the rib body is larger than the distance between the openings of the two opposite insertion holes.
Through adopting above-mentioned technical scheme, the length of the muscle body is shorter than the distance between two relative inserted holes, therefore the muscle body can enter into in the unearthed mouth, then connects the extension piece at muscle body both ends through rotatory spiro union to let the extension piece enter into in the patchhole, can set up in the unearthed mouth and repair the intraformational reinforcement muscle down.
The invention is further configured to: before the reinforcing ribs are inserted into the insertion holes, the insertion holes are filled with chemical glue.
Through adopting above-mentioned technical scheme, extension piece stretches into behind the patchhole and is connected with chemical agent is glued, consequently makes that the reinforcement muscle can be more firm be in the same place with beam slab structural connection.
The invention is further configured to: the water guide piece comprises a bottom groove and a water absorption layer arranged on the upper surface of the bottom groove, a sunken water guide part is arranged on the bottom groove, the water guide part corresponds to the water collection hole, and the water guide part is connected with the guide pipe.
Through adopting above-mentioned technical scheme, the layer that absorbs water is responsible for absorbing the infiltration and goes out the water between soil outlet and the upper repair layer, and this water is absorbed by the layer that absorbs water and is assembled on the upper surface of kerve to flow into in the water conservancy diversion portion along the surface of kerve, and finally enter into the pipe and discharge.
The invention is further configured to: the kerve includes turn-ups portion and water-collecting board, the cross-section of turn-ups portion is "L" form, one side of turn-ups portion and the inner wall butt of annular, the opposite side is connected with the edge of water-collecting board.
Through adopting above-mentioned technical scheme, turn-ups portion and water-collecting plate separation set up, when setting up the water guide piece in the mouth that unearths, fill in one side of a roll of turn-ups portion to the annular earlier for one side of turn-ups portion is hugged closely with the annular is inside, then smears the waterproof glue with the upper surface of turn-ups position one side outside the annular, puts into the water-collecting plate and makes the water-collecting plate pass through the chemical glue and turn-ups portion adhesion fixed together in the mouth that unearths afterwards.
The invention is further configured to: and a waterproof layer is arranged on the inner wall of the annular groove and in contact with the turned edge.
By adopting the technical scheme, before the flanging part is plugged into the annular groove, the waterproof layer is coated on the inner part of the annular groove to form a layer, before the waterproof layer is not solidified, the flanging part is plugged into the annular groove, so that the flanging part can be tightly connected with the waterproof layer, and the waterproof layer can prevent water from penetrating through the soil outlet between the flanging part and the annular groove.
The invention is further configured to: the bottom groove is made of stainless steel.
By adopting the technical scheme, the stainless steel rainwater is not easy to rust, and the stainless steel rainwater is embedded in concrete and still can be used for a long time when being contacted with water.
The invention is further configured to: the water absorbing layer is a PVA foaming sponge layer.
By adopting the technical scheme, the PVA foamed sponge layer has excellent water absorption performance, and can fully absorb water passing through the inner wall of the soil outlet and the upper repairing layer.
In conclusion, the invention has the following beneficial effects:
1. the water leaked from the inner wall of the soil outlet and the upper repairing layer is blocked and absorbed by the water guide piece and then is poured into the drainage pipeline in the underground chamber through the guide pipe, so that the water is prevented from leaking onto the lower surface of the structural beam plate;
2. because the edge of the water guide piece extends into the annular groove, the leaked water between the upper repairing layer and the inner wall of the soil outlet can be ensured to be blocked and absorbed by the water guide piece;
3. set up the inner frame that adds the muscle as repairing layer and repairing layer down on the upper portion, strengthened repairing layer and repairing layer's intensity down on the upper portion, also let on repair layer and original beam slab structural connection's more firm down simultaneously.
Drawings
FIG. 1 is a schematic overall sectional structure of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Reference numerals: 1. a soil outlet; 2. a ring groove; 3. an insertion hole; 4. reinforcing ribs; 5. a tendon body; 6. an extension member; 7. a water collection hole; 8. a water guide; 9. a water-absorbing layer; 10. flanging part; 11. a water guide part; 12. a conduit; 13. a waterproof layer; 14. a bottom groove; 15. an upper repairing layer; 16. a lower repair layer; 17. a water collection plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, in order to provide the method for basement construction by reverse construction method in factory building reconstruction disclosed in the present invention, the basement construction is completed by reverse construction method, and then the repairing process is performed on the unearthed portion 1, and the repairing process includes the following steps:
s1: a circle of ring grooves 2 are formed in the inner wall of the square soil outlet 1;
S2：
2.1: inserting holes 3 with opposite openings are formed in the inner wall of the soil outlet 1, the two inserting holes 3 with opposite openings are in one group, eight groups of inserting holes 3 are formed in the soil outlet 1, wherein every four groups of inserting holes 3 are positioned at the same height and distributed at intervals, and chemical glue is filled in the inserting holes 3 after the inserting holes 3 are formed;
2.2: a reinforcing rib 4 is arranged in the soil outlet 1, the reinforcing rib 4 comprises a rib body 5 and sleeve-shaped extension pieces 6 coaxially screwed at two ends of the rib body 5, the length of the rib body 5 is shorter than the distance between the openings of the two opposite insertion holes 3, and the sum of the length of the rib body 5 and the length of the extension pieces 6 at the two ends of the rib body is longer than the distance between the openings of the two opposite insertion holes 3;
when setting up reinforcing rib 4, let muscle body 5 enter into to the mouth of digging 1 earlier, then through the extension 6 of rotatory spiro union at muscle body 5 both ends to let extension 6 enter into to patchhole 3, can lay the netted reinforcing rib 4 that accomplishes vertically and horizontally staggered in the mouth of digging 1 after the chemical glue concreties.
2.3: after the reinforcing ribs 4 in the lower repairing layer 16 are arranged, a template is erected at the lower part of the soil outlet 1, then concrete is used for pouring the area in the soil outlet 1 below the lower end surface of the annular groove 2 to form a lower repairing layer 16, the upper end surface of the lower repairing layer 16 is flush with the lower end surface of the annular groove 2, and a water collecting hole 7 which vertically penetrates through the lower repairing layer 16 is reserved in the middle of the lower repairing layer 16;
S3：
after the lower repairing layer 16 is initially set, a water guide 8 with water absorption performance is arranged in the annular groove 2, and the water guide 8 comprises a bottom groove 14 and a water absorption layer 9 made of PVA foamed sponge and placed on the upper surface of the bottom groove 14; the bottom groove 14 comprises a flanging part 10 and a water collecting plate 17 which are separately arranged, the section of the flanging part 10 is in an L shape, wherein the flanging part 10 is made of rubber with good deformability, and the water collecting plate 17 is made of stainless steel; a water guide part 11 is depressed at the center of the bottom groove 14, and one guide pipe 12 is connected to the water guide part 11.
The construction steps of the water guide member 8 are as follows:
3.1: firstly, brushing and coating the inner wall of the ring groove 2 to form a waterproof layer 13 of acrylic waterproof coating;
3.2: before the waterproof layer 13 is not solidified, the flanging part 10 is plugged into the ring groove 2, so that the flanging part 10 is tightly connected with the waterproof layer 13;
3.3: then brushing the upper surface of one side of the flanging part 10, which is positioned outside the annular groove 2, to form a layer of acrylic waterproof paint waterproof layer 13, then putting a water collecting plate 17 in the soil outlet 1, enabling the edge of the water collecting plate 17 to be adhered and fixed with the flanging part 10 through the unsolidified waterproof layer 13, enabling the water guide part 11 to correspond to the water collecting hole 7, and enabling the guide pipe 12 to penetrate through the water collecting hole 7 to be connected with a drainage pipeline in the underground chamber;
s4: and arranging reinforcing ribs 4 in the water outlets above the annular grooves 2, and then pouring to form an upper repairing layer 15.
In conclusion, the structure formed by the construction method can prevent water from seeping at the repaired position of the soil outlet 1. The water leaked between the inner wall of the soil outlet 1 and the upper repairing layer 15 is blocked and absorbed by the water guide 8, and then is poured into the drainage pipeline in the basement through the guide pipe 12, thereby preventing the water from leaking to the lower surface of the structural beam plate. And because the edge of the water guide 8 extends into the annular groove 2, the water leaking from the upper repairing layer 15 and the inner wall of the soil outlet 1 can be ensured to be blocked and absorbed by the water guide 8.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. A reverse construction method basement construction method in factory building transformation is characterized in that: the method comprises the following steps of (1) repairing the unearthed part (1) after the basement construction is completed by utilizing a reverse construction method, wherein the repairing process comprises the following steps:
s1: a circle of ring grooves (2) are formed in the inner wall of the soil outlet (1);
s2: utilizing the area in the soil outlet (1) below the lower end surface of the concrete pouring ring groove (2) to form a lower repairing layer (16), and reserving water collecting holes (7) which penetrate through the lower repairing layer (16) up and down on the lower repairing layer (16);
s3: after the lower repairing layer (16) is initially solidified, a water guide piece (8) with water absorption performance is arranged in the annular groove (2), the water guide piece (8) comprises a guide pipe (12), the guide pipe (12) penetrates through the water collecting hole (7) to be connected with a drainage pipeline in the underground chamber, and the water guide piece (8) covers the upper surface of the lower repairing layer (16) and divides the soil outlet (1) up and down;
s4: pouring an upper repairing layer (15) in the water outlet;
the water guide piece (8) comprises a bottom groove (14) and a water absorption layer (9) arranged on the upper surface of the bottom groove (14), a sunken water guide part (11) is arranged on the bottom groove (14), the water guide part (11) corresponds to the water collecting hole (7), and the water guide part (11) is connected with the guide pipe (12);
the bottom groove (14) comprises a flanging part (10) and a water collecting plate (17), the cross section of the flanging part (10) is L-shaped, one side of the flanging part (10) is abutted to the inner wall of the ring groove (2), and the other side of the flanging part is connected with the edge of the water collecting plate (17).
2. The method for constructing the basement by the reverse construction method in the plant reconstruction as claimed in claim 1, wherein the method comprises the following steps: s2, before the lower repairing layer (16) is poured, inserting holes (3) with opposite openings are formed in the inner wall of the soil outlet (1), the two inserting holes (3) with opposite openings form a group, multiple groups of inserting holes (3) are formed in the soil outlet (1), reinforcing ribs (4) are arranged in the soil outlet (1), two ends of each reinforcing rib (4) are respectively inserted into the two opposite inserting holes (3), and the same reinforcing rib (4) as that in the lower repairing layer (16) is arranged in the upper repairing layer (15).
3. The reverse construction method of basement in factory building reconstruction as claimed in claim 2, wherein the reverse construction method of basement is characterized in that: the reinforcing rib (4) comprises a rib body (5) and extension pieces (6) screwed at two ends of the rib body (5), the length of the rib body (5) is shorter than the distance between the openings of the two opposite insertion holes (3), and the sum of the length of the rib body (5) and the extension pieces (6) at the two ends of the rib body is larger than the distance between the openings of the two opposite insertion holes (3).
4. The reverse construction method basement construction method in factory building reconstruction as claimed in claim 3, wherein the reverse construction method basement construction method comprises the following steps: before the reinforcing ribs (4) are inserted into the insertion holes (3), the insertion holes (3) are filled with chemical glue.
5. The method for constructing the basement by the reverse construction method in the plant reconstruction as claimed in claim 1, wherein the method comprises the following steps: and a waterproof layer (13) is arranged on the inner wall of the ring groove (2) and in contact with the turned-over edge.
6. The method for constructing the basement by the reverse construction method in the plant reconstruction as claimed in claim 1, wherein the method comprises the following steps: the bottom groove (14) is made of stainless steel.
7. The method for constructing the basement by the reverse construction method in the plant reconstruction as claimed in claim 1, wherein the method comprises the following steps: the water absorption layer (9) is a PVA foaming sponge layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910050501.3A CN109736355B (en) | 2019-01-19 | 2019-01-19 | Reverse construction method basement construction method in factory building transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910050501.3A CN109736355B (en) | 2019-01-19 | 2019-01-19 | Reverse construction method basement construction method in factory building transformation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109736355A CN109736355A (en) | 2019-05-10 |
| CN109736355B true CN109736355B (en) | 2020-09-25 |
Family
ID=66365323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910050501.3A Active CN109736355B (en) | 2019-01-19 | 2019-01-19 | Reverse construction method basement construction method in factory building transformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109736355B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409624B (en) * | 2019-08-02 | 2020-12-25 | 山东金城建设有限公司 | Reverse calculation and construction method for large equipment installation and main body structure |
| CN111749474B (en) * | 2020-07-02 | 2021-10-08 | 上海建工四建集团有限公司 | Construction method of clean workshop |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7500807B2 (en) * | 2006-04-25 | 2009-03-10 | Arcelormittal Commercial S.A.R.L. | Method of construction using sheet piling sections |
| CN105113510A (en) * | 2015-08-24 | 2015-12-02 | 中国建筑第八工程局有限公司 | Inner supporting beam structure for foundation pit soil outlet opening in reverse construction method and construction method |
| CN105951859A (en) * | 2016-05-31 | 2016-09-21 | 中国冶集团有限公司 | Treatment method of plugging water stop construction for foundation pit dewatering well to penetrate through concrete base plate of basement |
| CN105019645B (en) * | 2015-07-28 | 2017-04-05 | 上海建工二建集团有限公司 | Fetch earth in contrary sequence method and the template system and construction method of xoncrete structure are built at mouth |
| CN206503164U (en) * | 2017-01-26 | 2017-09-19 | 上海建工二建集团有限公司 | Contrary sequence method fetches earth outspoken fast closure construction connecting node |
| CN207934052U (en) * | 2017-10-19 | 2018-10-02 | 成都菲斯普科技有限公司 | Well foundation for building engineering construction |
-
2019
- 2019-01-19 CN CN201910050501.3A patent/CN109736355B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7500807B2 (en) * | 2006-04-25 | 2009-03-10 | Arcelormittal Commercial S.A.R.L. | Method of construction using sheet piling sections |
| CN105019645B (en) * | 2015-07-28 | 2017-04-05 | 上海建工二建集团有限公司 | Fetch earth in contrary sequence method and the template system and construction method of xoncrete structure are built at mouth |
| CN105113510A (en) * | 2015-08-24 | 2015-12-02 | 中国建筑第八工程局有限公司 | Inner supporting beam structure for foundation pit soil outlet opening in reverse construction method and construction method |
| CN105951859A (en) * | 2016-05-31 | 2016-09-21 | 中国冶集团有限公司 | Treatment method of plugging water stop construction for foundation pit dewatering well to penetrate through concrete base plate of basement |
| CN206503164U (en) * | 2017-01-26 | 2017-09-19 | 上海建工二建集团有限公司 | Contrary sequence method fetches earth outspoken fast closure construction connecting node |
| CN207934052U (en) * | 2017-10-19 | 2018-10-02 | 成都菲斯普科技有限公司 | Well foundation for building engineering construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109736355A (en) | 2019-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112982835B (en) | Planting roofing siphon drainage collecting system | |
| CN103741715B (en) | The hydrophobic construction method of a kind of basement waterproofing | |
| CN109736355B (en) | Reverse construction method basement construction method in factory building transformation | |
| CN100510281C (en) | Semi-inverse construction method of super large diameter, ultra-burial depth storage pond | |
| CN110080169B (en) | Construction method for building land by enclosing sea based on basement utilization | |
| CN103184747A (en) | Method and structure for leakage seepage prevention construction for two-walls-in-one structure of deep-underground engineering | |
| CN106013265A (en) | Emergency basement anti-floating structure and construction method thereof | |
| CN108057706B (en) | Method and system for setting percolate layering guide drainage blind ditch for refuse landfill | |
| CN112983478A (en) | Shallow-buried underground tunnel foundation pit construction method under protection of cover plate | |
| CN206428707U (en) | A kind of integrated pile tube dado structure of pattern foundation pit supporting structure precipitation | |
| CN208346836U (en) | A kind of hidden drainage system | |
| CN102383408A (en) | Greening method for high water level impermeable saline and alkaline lands and greening system | |
| CN101319501B (en) | Construction method of deep foundation ditch | |
| CN212641685U (en) | Underground garage drainage open ditch and blind ditch combine antiseep system | |
| CN105040707A (en) | Combined densely-arrayed pile deep foundation pit supporting and enclosure structure used as basement external wall | |
| CN111733894A (en) | Anti-floating system of deep foundation pit underground structure and construction process | |
| CN111636483A (en) | Waterproof device for reverse construction concrete structure gap and construction method | |
| CN110080234A (en) | A method of it is excavated in the secondary central island of deep foundation pit of soft soil foundation | |
| CN212506441U (en) | Waterproof system for basement exterior wall | |
| CN213926387U (en) | Simple plugging structure for reserved sleeve of underground structure outer wall | |
| CN203654332U (en) | Novel water prevention and dredge construction structure of basement | |
| CN114134920A (en) | Post-cast strip advanced sealing construction method | |
| CN109779682B (en) | Water-rich section highway tunnel escape canal structure system | |
| CN204510231U (en) | A kind of Circular Pit is inverse makes retaining wall | |
| CN110158541A (en) | The double-deck geomembrane anti-seepage discharge structure, construction method and library basin antiseepage discharge structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |