CN205078305U - Modular tunnel longitudinal drainage pipe - Google Patents
Modular tunnel longitudinal drainage pipe Download PDFInfo
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- CN205078305U CN205078305U CN201520888231.0U CN201520888231U CN205078305U CN 205078305 U CN205078305 U CN 205078305U CN 201520888231 U CN201520888231 U CN 201520888231U CN 205078305 U CN205078305 U CN 205078305U
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- drainage pipe
- longitudinal drainage
- combined type
- type tunnel
- tunnel
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Abstract
The utility model belongs to the technical field of tunnel engineering, a modular tunnel longitudinal drainage pipe is related to. It includes waterproofing membrane and longitudinal drainage pipe, the longitudinal drainage pipe is beaten porosely in the face of tunnel one side and is connected with the filtration material, and the opposite side then is connected with the heelpiece to constitute longitudinal drainage pipe centerbody, waterproofing membrane parcel longitudinal drainage pipe centerbody to be in order constituting modular tunnel longitudinal drainage pipe, and it is along having circular bump to first the position department suppression of longitudinal drainage pipe on corresponding the diversion former. Compared with the prior art, modular tunnel longitudinal drainage pipe simple structure, it is ordinary to select suitable material, the factory produced flow is simple, the volume production realizes easily, has simplified tunnel longitudinal drainage pipe construction process, has improved work efficiency, has reduced the cost of labor, has guaranteed the hunch foot and has prevented drainage construction quality, if be applied to tunnel engineering, the noncongestion that can guarantee to prevent the crucial position of drainage system is effectively solved the tunnel and is encircleed foot percolating water and the weak scheduling problem of structure.
Description
Technical field
The utility model belongs to construction of tunnel technical field, specifically, relates to a kind of combined type tunnel longitudinal drainage pipe.
Background technology
According to investigations, tunnel and other underground construction adopt the form of structure of " sprayed mortar (preliminary bracing)+waterproofing course+form concrete (secondary lining) " at present.Due to the impermeable role of waterproofing course, preliminary bracing has applied the infiltration of rear country rock and has collected through the ring direction drainpipe between waterproofing course and sprayed mortar, drain into the longitudinal drainage pipe between tunnel arch foot place sprayed mortar and secondary lining, import tunneled central gutter by transverse drain and drain into outside tunnel.Thus longitudinal drainage pipe becomes the bridge that ring direction drainpipe and transverse drain contact, also have the function converging underground water concurrently simultaneously.At present, tunnel arch foot (i.e. longitudinal drainage pipe place) has percolating water to occur more, and can longitudinal drainage pipe becomes tunnel and other underground constructions the important step of draining smoothly.
Apply after the supporting in the early stage of tunnel longitudinal drainage pipe and arch construction of waterproof layer complete, its working procedure generally carries out according to the order of " fluid concrete base-lay longitudinal drainage pipe-laying waterproofing course-laying filter layer rubble-waterproofing course and arch waterproofing course overlaps ".This ubiquity working procedure is many, complicated operation, and quality is restive, and longitudinal drainage pipe is difficult to and the problem such as hoop, transverse drain are connected.Meanwhile, longitudinal drainage pipe facility volume is comparatively large, arch springing place secondary lining is easily formed structure problems such as stress is concentrated, secondary lining concrete thickness is weak.Therefore, current tunnel longitudinal drainage tubular structure can not adapt to tunnel and other underground construction technology needs preferably.
Summary of the invention
For solving the problems of the technologies described above, it is simple and easy that the utility model provides a kind of construction, the combined type tunnel longitudinal drainage pipe that drainage efficiency is high.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, described combined type tunnel longitudinal drainage pipe comprises waterproof roll 1 and longitudinal drainage pipe 3; Described longitudinal drainage pipe 3 is equipped with hole in the face of side, tunnel and is connected with diafiltration material 2, and opposite side is then connected with heelpiece 4, to form longitudinal drainage tube hub body; Described waterproof roll 1 wraps up longitudinal drainage tube hub body to form combined type tunnel longitudinal drainage pipe, and it is suppressed with circular salient point 6 along the position to longitudinal drainage pipe 3 first half on corresponding diversion former 8.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, the material of described waterproof roll 1 is PVC or EVA.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, described diafiltration material 2 is the permeable honeycomb ceramics of three-dimensional, particulate polymeric Water permeable body or Thief zone cavernous body; Described heelpiece 4 is foamed plastic.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, the material of described longitudinal drainage pipe 3 is PVC, PE or HIDPE, and its length is identical with the width of waterproof roll 1.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, the hole of described longitudinal drainage pipe 3 first half is mechanical punching.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, described diversion former 8 is being bonded with rubber water-proof bar 5 near preliminary bracing side.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, described longitudinal drainage pipe 3 two ends are respectively equipped with sleeve pipe 10 and Inserting Tube 11, and be connected with Inserting Tube 11 by sleeve pipe 10 between longitudinal drainage pipe 3, this junction is also provided with packing ring 12 and seals.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, it is long that described waterproof roll 1 is reserved with arch overlap joint width in close overlap joint former 7 (secondary lining) side.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, described waterproof roll 1 welds with transverse lap former 13, and described diafiltration material 2 and heelpiece 4 are separated with transverse lap former 13.
A kind of combined type tunnel longitudinal drainage pipe described in the utility model, described combined type tunnel longitudinal drainage pipe is connected by inserting ring direction drainpipe after waterproof roll is peeled off by cohesive position, is connected with transverse drain by adopting the tee piece of material identical with transverse drain.
Compared with prior art, longitudinal drainage tubular structure in combined type tunnel described in the utility model is simple, selection is common, produce in factory flow process is simple, and volume production easily realizes, and simplifies tunnel longitudinal drainage pipe construction operation, improves operating efficiency, reduces cost of labor, ensure that arch springing guarded drainage construction quality, if be applied to construction of tunnel, can effectively ensure the unimpeded of waterproof and water drainage system key position, solve the problem such as tunnel arch foot percolating water and structural weak.
Accompanying drawing explanation
Fig. 1: combined type tunnel longitudinal drainage pipe schematic diagram; Fig. 2: local A enlarged drawing; Fig. 3: local A right view; Fig. 4: combined type tunnel longitudinal drainage pipe right view; Fig. 5: combined type tunnel longitudinal drainage pipe spliced map; 1-waterproof roll, 2-diafiltration material, 3-longitudinal drainage pipe, 4-heelpiece, 5-rubber water-proof bar, 6-salient point, 7-overlap joint former, 8-diversion former, 9-weld, 10-sleeve pipe, 11-Inserting Tube, 12-packing ring, 13-transverse lap former, 14-install graticule.
Detailed description of the invention
Below in conjunction with specific embodiment, longitudinal drainage pipe in combined type tunnel described in the utility model is described further, but protection domain of the present utility model is not limited to this.
Embodiment 1
A kind of combined type tunnel longitudinal drainage pipe, described combined type tunnel longitudinal drainage pipe comprises waterproof roll 1 and longitudinal drainage pipe 3; Described longitudinal drainage pipe 3 is equipped with hole in the face of side, tunnel and is connected with diafiltration material 2, and opposite side is then connected with heelpiece 4, and to form longitudinal drainage tube hub body, these attachments are that underground water inflow longitudinal drainage pipe provides necessary space, are beneficial to smooth and easy draining; Described waterproof roll 1 wraps up longitudinal drainage tube hub body to form combined type tunnel longitudinal drainage pipe, it is suppressed with circular salient point 6 along the position to longitudinal drainage pipe 3 first half on corresponding diversion former 8, and the space that circular salient point is separated out is played and drawn fluviation.The material of described waterproof roll 1 is PVC, and selection is simple, and low price, is beneficial to joint forming.Described diafiltration material 2 is the permeable honeycomb ceramics of three-dimensional, and selection is simple, can ensure that underground water can flow into longitudinal drainage pipe smoothly, fills material and has certain intensity, vibrating when can resist Second Lining Construction, extrudes; Described heelpiece 4 is foamed plastic, and selection is simple, and low price, is beneficial to connection.The material of described longitudinal drainage pipe 3 is PVC, and its length is identical with the width of waterproof roll 1, is convenient to overlap with arch, tunnel waterproof roll; The hole of described longitudinal drainage pipe 3 first half is mechanical punching, fast, evenly, is beneficial to infiltration.
Described diversion former 8 is being bonded with rubber water-proof bar 5 near preliminary bracing side, and rubber water-proof bar prevention infiltration is walked around combined type tunnel longitudinal drainage pipe and flowed to arch springing structural weak place.Described longitudinal drainage pipe 3 two ends are respectively equipped with sleeve pipe 10 and Inserting Tube 11, be connected with Inserting Tube 11 by sleeve pipe 10 between longitudinal drainage pipe 3, this junction is also provided with packing ring 12 and seals, sleeve pipe 10 internal diameter and longitudinal drainage pipe 3 external diameter adapt, connecting position is furnished with packing ring 12 with preventing water leakage, landing, adopt direct inserted mode to dock, easy construction, pipeline become be integrated, reliable in quality.It is long that described waterproof roll 1 is reserved with arch overlap joint width in close overlap joint former 7 (secondary lining) side, and namely fixing after welding mutually with arch, tunnel waterproof roll, construction method is identical with existing form of construction work, and welding easily.Described waterproof roll 1 welds with transverse lap former 13, and described diafiltration material 2 and heelpiece 4 are separated with transverse lap former 13.Described combined type tunnel longitudinal drainage pipe is connected by inserting ring direction drainpipe after waterproof roll is peeled off by cohesive position, is connected with transverse drain by adopting the tee piece of material identical with transverse drain.
Implementation process: first, prefabricated to required raw material selection, the length of combined type tunnel longitudinal drainage pipe is determined according to tunnel water proofing coiled material fabric width (2m/4m), make longitudinal drainage pipe, and in (longitudinal 10cm, horizontal 3cm, the quincuncial arrangement) punching at a certain distance of the longitudinal drainage pipe first half; Then, heelpiece (shaping foamed plastic) is connected in longitudinal drainage pipe Lower Half; Secondly, connect diafiltration material (the permeable honeycomb ceramics of three-dimensional) at the longitudinal drainage pipe first half, form longitudinal drainage tube hub body thus; Again, waterproof roll (PVC splash guard) is cut out, suppressed circular salient point, sticking rubber sealing rod; Finally, waterproof roll and longitudinal drainage tube hub body are combined bond, be welded into combined type tunnel longitudinal drainage pipe; Treat that preliminary bracing reaches some strength, after arch waterproof roll has been laid, fix according to installation graticule 14 defence line, and dock with last combined type tunnel longitudinal drainage pipe, weld with arch waterproof roll and last combined type tunnel longitudinal drainage pipe waterproof roll; Combined type tunnel longitudinal drainage pipe welding portion 9 is peeled off a part on a small quantity, inserts ring direction drainpipe; Combined type tunnel longitudinal drainage pipe and transverse drain adopt the tee piece of identical tubing to connect.
Compared with prior art, longitudinal drainage tubular structure in combined type tunnel described in the utility model is simple, selection is common, produce in factory flow process is simple, and volume production easily realizes, and simplifies tunnel longitudinal drainage pipe construction operation, improves operating efficiency, reduces cost of labor, ensure that arch springing guarded drainage construction quality, if be applied to construction of tunnel, can effectively ensure the unimpeded of waterproof and water drainage system key position, solve the problem such as tunnel arch foot percolating water and structural weak.
Claims (10)
1. a combined type tunnel longitudinal drainage pipe, is characterized in that, described combined type tunnel longitudinal drainage pipe comprises waterproof roll (1) and longitudinal drainage pipe (3); Described longitudinal drainage pipe (3) is equipped with hole in the face of side, tunnel and is connected with diafiltration material (2), and opposite side is then connected with heelpiece (4), to form longitudinal drainage tube hub body; Described waterproof roll (1) parcel longitudinal drainage tube hub body is to form combined type tunnel longitudinal drainage pipe; The position of described combined type tunnel longitudinal drainage pipe on the upper edge of corresponding diversion former (8) to longitudinal drainage pipe (3) first half is suppressed with circular salient point (6).
2. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, is characterized in that, the material of described waterproof roll (1) is PVC or EVA.
3. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, is characterized in that, described diafiltration material (2) is the permeable honeycomb ceramics of three-dimensional, particulate polymeric Water permeable body or Thief zone cavernous body; Described heelpiece (4) is foamed plastic.
4. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, is characterized in that, the material of described longitudinal drainage pipe (3) is PVC, PE or HIDPE, and its length is identical with the width of waterproof roll (1).
5. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, is characterized in that, the hole of described longitudinal drainage pipe (3) first half is mechanical punching.
6. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, is characterized in that, described diversion former (8) is being bonded with rubber water-proof bar (5) near preliminary bracing side.
7. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, it is characterized in that, described longitudinal drainage pipe (3) two ends are respectively equipped with sleeve pipe (10) and Inserting Tube (11), be connected with Inserting Tube (11) by sleeve pipe (10) between longitudinal drainage pipe (3), this junction is also provided with packing ring (12) and seals.
8. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, is characterized in that, it is long that described waterproof roll (1) is reserved with arch overlap joint width in close overlap joint former (7) side.
9. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, it is characterized in that, described waterproof roll (1) welds with transverse lap former (13), and described diafiltration material (2) and heelpiece (4) are separated with transverse lap former (13).
10. a kind of combined type tunnel longitudinal drainage pipe according to claim 1, it is characterized in that, described combined type tunnel longitudinal drainage pipe is connected by inserting ring direction drainpipe after waterproof roll is peeled off by cohesive position, is connected with transverse drain by adopting the tee piece of material identical with transverse drain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520888231.0U CN205078305U (en) | 2015-11-09 | 2015-11-09 | Modular tunnel longitudinal drainage pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520888231.0U CN205078305U (en) | 2015-11-09 | 2015-11-09 | Modular tunnel longitudinal drainage pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078305U true CN205078305U (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520888231.0U Expired - Fee Related CN205078305U (en) | 2015-11-09 | 2015-11-09 | Modular tunnel longitudinal drainage pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355242A (en) * | 2017-09-08 | 2017-11-17 | 中国铁道科学研究院铁道建筑研究所 | Tunnel waterproof and water drainage system |
| CN108915767A (en) * | 2018-09-06 | 2018-11-30 | 淮南市阶梯电子科技有限公司 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
-
2015
- 2015-11-09 CN CN201520888231.0U patent/CN205078305U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355242A (en) * | 2017-09-08 | 2017-11-17 | 中国铁道科学研究院铁道建筑研究所 | Tunnel waterproof and water drainage system |
| CN107355242B (en) * | 2017-09-08 | 2023-09-05 | 中国铁道科学研究院铁道建筑研究所 | Tunnel Waterproof and Drainage System |
| CN108915767A (en) * | 2018-09-06 | 2018-11-30 | 淮南市阶梯电子科技有限公司 | The starter for the draining of mine down-hole sump matched with centrifugal water pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20181109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |