CN204080861U - Inspection-pit between a kind of Novel top pipeline section - Google Patents
Inspection-pit between a kind of Novel top pipeline section Download PDFInfo
- Publication number
- CN204080861U CN204080861U CN201420333246.6U CN201420333246U CN204080861U CN 204080861 U CN204080861 U CN 204080861U CN 201420333246 U CN201420333246 U CN 201420333246U CN 204080861 U CN204080861 U CN 204080861U
- Authority
- CN
- China
- Prior art keywords
- pit
- inspection
- push pipe
- steel plate
- pit shaft
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses inspection-pit between a kind of Novel top pipeline section, comprise push pipe body, inspection-pit body, inspection-pit seat, push pipe body comprises RC pipejacking and is coated on the push pipe steel plate of RC pipejacking external surface, push pipe body is provided with preformed hole, inspection-pit body comprises steel concrete pit shaft and is coated on the pit shaft steel plate of reinforced concrete well tube outer surface, the bottom of inspection-pit body is connected with the preformed hole place of push pipe body is vertical, pit shaft steel plate and push pipe steel plate junction are welded and fixed, when overhauling body construction, pit shaft steel plate directly can be pressed in soil layer and contact with the push pipe body of below, pit shaft steel plate both can be used as the soil-baffling structure in inspection-pit body construction stage, also can be used as exterior sheathing and the outside primary structure member of steel concrete pit shaft, abandoning tradition routine inspection well needs excavation pit to build the mode of manhole again, efficiently solve the problem of the excavation supporting of manhole construction stage, solve again the existence because of existing push pipe, cause the problem of constructional difficulties.
Description
Technical field
the utility model relates to underground pipeline manhole technical field.
Background technology
Along with the extensive Urbanization Progress of China, it is increasing that Urban Buried Pipeline Network builds density, but due to factor restrictions such as earth clearance, traffic data process or surrounding enviroment, traditional embed pipe with trough form of construction work is subject to more and more using restriction, and mechanical jacking construction is applied more and more general as a kind of major way of non-excavating construction in urban pipe network engineering.
When employing construction of reinforced concrete jacking pipe, because length is long or when needing access arm, we are usually after jacking construction completes, excavation construction manhole between push pipe well between push pipe well.The buried depth of pipeline of jacking construction is general darker; supporting and protection structure need be implemented during excavation manhole; but due to the existence of push pipe of constructing, the supporting construction of manhole is comparatively difficult, and in hole, precipitation usually can cause the adverse consequences such as sinking, surrounding ground sedimentation of existing push pipe.In addition, due to the existence of push pipe of constructing, push pipe is very difficult with the soil digging of lower part, and the underplate concrete pouring quality of manhole often also can not be guaranteed, and tube coupling retraction also easily can be caused to loosen the adverse consequences of leaking when abolishing push pipe.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of easy construction, by inspection-pit between construction environment restriction little Novel top pipeline section.
For solving the problems of the technologies described above adopted technical scheme: inspection-pit between a kind of Novel top pipeline section, comprise push pipe body, inspection-pit body and inspection-pit seat, described push pipe body comprises RC pipejacking and is coated on the push pipe steel plate of RC pipejacking external surface, described push pipe body is provided with a preformed hole suitable with inspection-pit body, described inspection-pit body comprises steel concrete pit shaft and is coated on the pit shaft steel plate of reinforced concrete well tube outer surface, the bottom of described inspection-pit body is connected with the preformed hole place of push pipe body is vertical, be welded and fixed in the junction of described pit shaft steel plate and push pipe steel plate.
Further, described push pipe steel plate and pit shaft steel plate are welded and fixed by arranging a ring-type steel plate, the contact surface of described push pipe steel plate and steel concrete pit shaft bottom is bonded with water-swellable sealing joint strip, at described steel concrete pit shaft inwall and RC pipejacking outer wall junction concreting sealing block.
Further, in described pit shaft steel plate, be provided with the dowel be connected with steel concrete pit shaft, outside described pit shaft steel plate, be formed with anticorrosive coat.
Further, below described push pipe body, soil layer carries out consolidation process and forms reinforcing soil layer.
Further, described RC pipejacking closes on preformed hole place and is provided with stiffener.
Beneficial effect: between this Novel top pipeline section, in inspection-pit, push pipe body and maintenance body have push pipe steel plate and the pit shaft steel plate of outsourcing all respectively, pit shaft steel plate wherein by arranging, when overhauling body construction, pit shaft steel plate directly can be pressed in soil layer and contact with the push pipe body of below, inspection-pit body is formed again by pit shaft steel plate pouring reinforcement concrete pit shaft, pit shaft steel plate both can be used as the soil-baffling structure in inspection-pit body construction stage, also can be used as exterior sheathing and the outside primary structure member of steel concrete pit shaft, abandoning tradition routine inspection well needs excavation pit and builds the mode of manhole after arranging supporting and protection structure again, efficiently solve the problem of the excavation supporting of manhole construction stage, solve again the existence because of existing push pipe, cause the problem of constructional difficulties.Between the utility model Novel top pipeline section, inspection-pit is arranged flexibly, easy construction, safety economy, environmental protection are quick, on construct push pipe and surrounding enviroment impact less.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further;
Fig. 1 is the longitudinal sectional view of the utility model embodiment;
Fig. 2 is the vertical cross-sectional of the utility model embodiment.
Detailed description of the invention
See figures.1.and.2, inspection-pit between a kind of Novel top pipeline section of the utility model, comprise push pipe body 10, inspection-pit body 20 and inspection-pit seat 30, push pipe body 10 comprises RC pipejacking 11 and is coated on the push pipe steel plate 12 of RC pipejacking 11 external surface, push pipe body 10 is provided with a preformed hole 13 suitable with inspection-pit body 20, inspection-pit body 20 comprises steel concrete pit shaft 21 and is coated on the pit shaft steel plate 22 of steel concrete pit shaft 21 external surface, the bottom of inspection-pit body 20 is connected with preformed hole 13 place of push pipe body 10 is vertical, be welded and fixed in the junction of pit shaft steel plate 22 with push pipe steel plate 12.
In the present embodiment, push pipe body 10 is made up of RC pipejacking 11 and push pipe steel plate 12 two parts, RC pipejacking 11 has preformed hole 13 upward, the size of this preformed hole 13 is corresponding with inspection-pit body 20 size, preformed hole 13 is as the linked hole of push pipe body 10 with inspection-pit body 20, both ensure that construction precision like this, turn avoid the damage of secondary cutting to push pipe body 10.Wherein, closing on preformed hole 13 place at RC pipejacking 11 and should be provided with stiffener 18, reducing to reduce the tube coupling intensity brought because arranging preformed hole 13.
Wherein, push pipe steel plate 12, when jacking construction, can be used as the closed measure of the preformed hole 13 of push pipe body 10 on the one hand, ensures the safety during jacking construction; Can be used for again being connected and fixed with the pit shaft steel plate 22 of top inspection-pit body 20 on the other hand, play the function of fixing inspection-pit body 20.Push pipe steel plate 12 and pit shaft steel plate 22 place of connecting are welded and fixed by arranging ring-type steel plate 14, in order to strengthen the sealing antiseepage function of inspection-pit, push pipe steel plate 12 with the contact surface of steel concrete pit shaft 21 bottom are bonded with water-swellable sealing joint strip 15, to form second sealing defence line, simultaneously, at steel concrete pit shaft 21 inwall and RC pipejacking 11 outer wall junction also concreting sealing block 16, further sealing antiseepage, by setting gradually ring-type steel plate 14 from outside to inside, water-swellable sealing joint strip 15, concrete sealing block 16 forms multiple tracks sealing defence line, effectively ensure the sealing antiseepage of inspection-pit body 20 and push pipe body 10 junction.
It is shaping that steel concrete pit shaft 21 in inspection-pit body 20 fixes after-pouring at pit shaft steel plate 22, pit shaft steel plate 22 both can be used as the soil-baffling structure of inspection-pit body 20 construction stage, also can be used as exterior sheathing and the outside primary structure member of steel concrete pit shaft 21, the inwall of pit shaft steel plate 22 is also provided with dowel 23, firmly to link together with steel concrete pit shaft 21.
Wherein, whole inspection-pit body 20 can adopt circle, square or other shapes, and correspondingly, the inspection-pit seat 30 built above inspection-pit body 20 is also circular, square or other shapes, and inspection-pit seat 30 can adopt steel concrete or brick build to be formed.
As preferably, the soil layer below push pipe body 10 in certain limit should carry out consolidation process and be formed and reinforce soil layer 17, constructs cause precipitation or disturbance and then cause push pipe body 10 sedimentation to prevent inspection-pit body 20.
Between the utility model Novel top pipeline section, the Specific construction of inspection-pit is as follows: the pit shaft steel plate 22 in inspection-pit body 20 can adopt steel cylinder to be pressed into construction or contrary sequence method open-cut, when for soft foundation, steel cylinder can be adopted to be pressed into and dewatering construction; When soil property is better, contrary sequence method open cut can be adopted and dewatering construction, now pit shaft steel plate 22 is as the exterior sheathing of steel concrete pit shaft 21, if when surrounding enviroment do not allow precipitation, can first at inspection-pit body 20 outer ring construction rotary churning pile water stopping, then steel cylinder be adopted to be pressed into the mode of construction or contrary sequence method open-cut.Pit shaft steel plate 22 1 aspect wherein arranged can be used as retaining support, can be used as the exterior sheathing building steel concrete pit shaft 21 on the other hand, also can be used as outside primary structure member simultaneously, reduce wall thickness, alleviate the weight of whole inspection-pit body 20, after steel concrete pit shaft 21 has been built, then cut off the push pipe steel plate 12 at preformed hole 13 place, finally complete the construction of top inspection-pit seat 30.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that described technical field those of ordinary skill possesses, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (5)
1. inspection-pit between a Novel top pipeline section, it is characterized in that: comprise push pipe body, inspection-pit body and inspection-pit seat, described push pipe body comprises RC pipejacking and is coated on the push pipe steel plate of RC pipejacking external surface, described push pipe body is provided with a preformed hole suitable with inspection-pit body, described inspection-pit body comprises steel concrete pit shaft and is coated on the pit shaft steel plate of reinforced concrete well tube outer surface, the bottom of described inspection-pit body is connected with the preformed hole place of push pipe body is vertical, be welded and fixed in the junction of described pit shaft steel plate and push pipe steel plate.
2. inspection-pit between Novel top pipeline section according to claim 1, it is characterized in that: described push pipe steel plate and pit shaft steel plate are welded and fixed by arranging a ring-type steel plate, the contact surface of described push pipe steel plate and steel concrete pit shaft bottom is bonded with water-swellable sealing joint strip, at described steel concrete pit shaft inwall and RC pipejacking outer wall junction concreting sealing block.
3. inspection-pit between Novel top pipeline section according to claim 1, is characterized in that: in described pit shaft steel plate, be provided with the dowel be connected with steel concrete pit shaft, is formed with anticorrosive coat outside described pit shaft steel plate.
4. inspection-pit between Novel top pipeline section according to claim 1, is characterized in that: below described push pipe body, soil layer carries out consolidation process and forms reinforcing soil layer.
5. inspection-pit between Novel top pipeline section according to claim 1, is characterized in that: described RC pipejacking closes on preformed hole place and is provided with stiffener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420333246.6U CN204080861U (en) | 2014-06-20 | 2014-06-20 | Inspection-pit between a kind of Novel top pipeline section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420333246.6U CN204080861U (en) | 2014-06-20 | 2014-06-20 | Inspection-pit between a kind of Novel top pipeline section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204080861U true CN204080861U (en) | 2015-01-07 |
Family
ID=52173596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420333246.6U Withdrawn - After Issue CN204080861U (en) | 2014-06-20 | 2014-06-20 | Inspection-pit between a kind of Novel top pipeline section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204080861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104099946A (en) * | 2014-06-20 | 2014-10-15 | 广州市市政工程设计研究院 | Novel jacking pipe intersegment overhaul well |
| CN111535363A (en) * | 2020-05-15 | 2020-08-14 | 中铁四局集团第三建设有限公司 | Non-excavation pipeline middle section inspection well construction system and construction method thereof |
-
2014
- 2014-06-20 CN CN201420333246.6U patent/CN204080861U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104099946A (en) * | 2014-06-20 | 2014-10-15 | 广州市市政工程设计研究院 | Novel jacking pipe intersegment overhaul well |
| CN104099946B (en) * | 2014-06-20 | 2016-06-15 | 广州市市政工程设计研究总院 | Inspection-pit between a kind of Novel top pipeline section |
| CN111535363A (en) * | 2020-05-15 | 2020-08-14 | 中铁四局集团第三建设有限公司 | Non-excavation pipeline middle section inspection well construction system and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108442382B (en) | In-situ protection and enclosure soil-retaining structure for pressure pipeline crossing deep foundation pit and construction method | |
| CN102286981A (en) | Waterproof curtain and construction method thereof | |
| CN103015456B (en) | Rapid pit-in-pit form erecting method in foundation slab of buried concrete structure | |
| CN104612698A (en) | Method for constructing upper step middle partition wall of shallow-buried excavation tunnel | |
| CN104099946B (en) | Inspection-pit between a kind of Novel top pipeline section | |
| WO2016058275A1 (en) | Underground steel-concrete structure pipeline with spiral composite reinforcement ring on inner wall thereof and manufacturing method thereof | |
| CN102286984A (en) | Water-stop curtain and construction method thereof | |
| CN205711788U (en) | A kind of underground piping protection is contained | |
| CN202194148U (en) | Waterproof curtain | |
| CN103758123A (en) | Method for constructing protecting wall lining of cast-in-place manual hole digging pile | |
| CN110700841B (en) | Double-side-wall guide pit type excavation method for tunnel excavation | |
| CN107268688B (en) | Construction method for reinforcing and sealing I-shaped steel joint of underground continuous wall | |
| CN202194149U (en) | Water-proof curtain | |
| CN110158630A (en) | A kind of deep covering layer area large-span arch bridge annular ground continuous wall base | |
| CN104863183B (en) | Damping pilework and construction method is isolated in large cross-section tunnel proximity architecture construction | |
| CN111733853A (en) | Tongue-and-groove type prefabricated underground continuous wall structure | |
| CN206888992U (en) | A kind of water-bed mine shield tunnel combination docking structure form | |
| CN204311456U (en) | Foundation ditch strengthening structure | |
| CN204080861U (en) | Inspection-pit between a kind of Novel top pipeline section | |
| CN203768925U (en) | Seal device for dewatering well in foundation pit | |
| CN101319501B (en) | Construction method of deep foundation ditch | |
| CN102220764A (en) | Deep foundation pit bracing system and construction method thereof | |
| CN209892228U (en) | Underground comprehensive pipe gallery structure constructed by adopting underground excavation method | |
| CN203701145U (en) | Underground pipe network inspection well concrete assembly | |
| CN215858114U (en) | Open caisson integrated configuration to existing pipeline transformation that dams |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510060 East seat, No. 348 East Ring Road, Guangzhou, Guangdong Patentee after: Guangzhou City Engineering Design studies total institute Address before: 510060 East seat, No. 348 East Ring Road, Guangzhou, Guangdong Patentee before: Guangzhou Municipal Engineering Design and Research Institute |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160615 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |