CN204267915U - Strengthen the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection - Google Patents
Strengthen the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection Download PDFInfo
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- CN204267915U CN204267915U CN201420690310.6U CN201420690310U CN204267915U CN 204267915 U CN204267915 U CN 204267915U CN 201420690310 U CN201420690310 U CN 201420690310U CN 204267915 U CN204267915 U CN 204267915U
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Abstract
The two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection, comprise drain pipe body and the socket steel ring and the bellmouth steel loop that are positioned at end, described drain pipe body two ends, described socket steel ring is pluggable in described bellmouth steel loop, double steel bar skeleton is provided with in described drain pipe body, described double steel bar skeleton comprises internal layer Framework Of Steel Reinforcement and outer reinforcement skeleton, described socket steel ring is welded in one end of described internal layer Framework Of Steel Reinforcement, described bellmouth steel loop is welded in one end in addition, described socket steel ring anchor ring is provided with multiple sealed groove, seal ring is provided with in sealed groove, the two ends of drain pipe body outer wall are also provided with circular groove, install hoop in circular groove additional and strengthen steel loop, the end face of described drain pipe body is provided with wooden rubber cushion or offset plate, the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection can ensure body and port concrete compaction, intensity is high, port top power is large, anticorrosive property is strong.
Description
Technical field
The utility model relate to a kind of jacking construction reinforced concrete drainage equipment, particularly a kind of jacking construction method reinforced concrete sewer pipe.
Background technique
In JC/T640-2010 jacking construction method reinforced concrete sewer pipe standard there is interface imprecision, tubing two ends concrete cracky, the interface steel loop defect such as easy to wear in work progress in common jacking construction tubing in work progress, in addition, interface steel loop surface anticorrosion paint is easily worn away, the as easy as rolling off a log corrosion in surface, constructing after complete 2-5 steel loop will heavy corrosion, interface can be in free state, in case of uneven settlement appears in earthquake or ground, interface there will be displacement, the interface that situation is serious can be opened, and causes serious effluent seepage; Often contain corrosive material in sewage or industrial wastewater, have very strong corrosive action to reinforced concrete pipiline inwall, these corrosive materials easily enter into soil through pipeline after corrosion pipeline inwall simultaneously, cause certain pollution to surrounding soil.
Model utility content
The application's object is to solve current jacking construction method reinforced concrete sewer pipe interface imprecision, tubing two ends concrete cracky, the interface steel loop technical problem such as easy to wear in work progress, and body and port concrete compaction, intensity are high to provide one to ensure, the two rubber sealing reinforced concrete sewer pipe of the reinforcement jacking construction corrosion protection that port top power is large.
In order to complete the goal of the invention of the application, the application samples following technological scheme: a kind ofly strengthen the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection, comprise drain pipe body and the socket steel ring and the bellmouth steel loop that are positioned at end, described drain pipe body two ends, described socket steel ring is pluggable in described bellmouth steel loop, double steel bar skeleton is provided with in described drain pipe body, described double steel bar skeleton comprises internal layer Framework Of Steel Reinforcement and outer reinforcement skeleton, described socket steel ring is welded in one end of described internal layer Framework Of Steel Reinforcement, described bellmouth steel loop is welded in one end in addition, the outer ring surface of described socket steel ring is provided with multiple sealed groove, seal ring is provided with in described sealed groove, the two ends of described drain pipe body outer wall are also provided with circular groove, install hoop in described circular groove additional and strengthen steel loop, the end face strengthening steel loop near described hoop is provided with the wooden rubber cushion of ring-type or ring-type offset plate, the inside and outside anchor ring of described socket steel ring and described bellmouth steel loop is coated with epoxy zinc rich primer composite coating, the inner peripheral surface of described drain pipe body is fixedly installed the corrosion protection inside liner fitted tightly with drain pipe body.
The utility model strengthens the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection, wherein said corrosion protection inside liner is modified PVC inside liner, the outer surface of described modified PVC inside liner is provided with several T-shaped keys, the mode that described T-shaped key is embedded by machinery is embedded in described drain pipe body, and the described outer surface of modified PVC inside liner and the inner peripheral surface of drain pipe body fit tightly, the internal surface of described modified PVC inside liner is smooth surface.
The utility model strengthens the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection, and wherein said T-shaped key is distributed in the outer surface of described modified PVC inside liner in the shape of a spiral.
The utility model strengthens the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection, and the thickness of wherein said modified PVC inside liner is not less than 1.5mm.
The utility model strengthens the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection, and the wherein said modified PVC inside liner being positioned at described drain pipe body bellmouth side is formed in one with the modified PVC inside liner being positioned at socket side.
The utility model strengthens the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection, and the wherein said modified PVC inside liner in described drain pipe body bellmouth side is connected with adopting to weld or be adhesively fixed between the modified PVC inside liner of socket side.
The two rubber sealing reinforced concrete sewer pipe of the utility model novel reinforcement jacking construction corrosion protection, wherein said drain pipe body has groove for the one end arranging described bellmouth steel loop, the cell wall of described groove is installed described bellmouth steel loop, described groove bottom land is inserted in one end of described bellmouth steel loop, and the other end of described bellmouth steel loop also has outward extending inclined-plane.
The two rubber sealing reinforced concrete sewer pipe of the utility model novel reinforcement jacking construction corrosion protection, the ring wall of wherein said socket steel ring is provided with connector test water inlet.
The two rubber sealing reinforced concrete sewer pipe of the utility model novel reinforcement jacking construction corrosion protection, wherein said bellmouth steel loop and socket steel ring adopt Q235 structural section to make.
The two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection compared with prior art has the following advantages: steel socket steel ring and bellmouth steel loop grafting good airproof performance, not easily there is seepage and be in anaerobic condition again, so joint socket steel loop is not easy to occur corrosion phenomenon, tubing extends working life greatly, remarkable reduction pipework comprehensive integral cost, improves social economic benefit; Outer wall concrete position, drain pipe body two ends has added and has prevented the hoop of port concrete cracking from strengthening steel loop, can play and increase the power effect of port top, stirrup effect can be played again, thus ensure that jack-in process middle tube body two ends concrete is in triaxial stress state, top power is effectively strengthened, and pipe end top power is strong, can carry out growing distance jacking construction, reduce Construction Cost, improve economic benefit of engineering; Meanwhile, connect and adopt the sealing of multiple seal ring between interface, interface is very tight, pipe joint in use can also be made to allow relative rotation to be greater than 0.5 degree, landform strong adaptability, can effectively prevent due to ground, the pipe joint leakage problems that earthquake etc. cause; Body two ends end face pastes wooden rubber cushion or offset plate, add port buffering thickness and flexibility, reduce whole hoop end face top power uneven phenomenon and top power concentration phenomenon in jacking, effectively prevent push pipe port local damage problem, the two rubber sealing reinforced concrete sewer pipe intensity of reinforcement jacking construction corrosion protection after improving is high, waterstop sealing circle is not easily shifted and avoids seepage, tube opening top power is large, can smooth construction, reduction of erection time, through verification experimental verification at 0.2MPa so that can not leakage scenarios be there is under launching stress; Steel plate is inside and outside uses the epoxy zinc rich primer brushing composite coating that corrosion-resistant grade is high, wear resistance is good, and rear installation of having constructed is very tight.The inner peripheral surface of drain pipe body is fixedly installed the corrosion protection inside liner fitted tightly with drain pipe body, poisonous and harmful substance and concrete are effectively isolated, corrosion protection inside liner and inboard wall of tube body fit tightly, improve sealability, avoid the effect mainly playing pipeline anticorrosion, avoid the harmful matter in sewage or waste water to enter in the middle of soil, thus not only improve the working life of body but also serve the effect of environmental protection.
In the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection, corrosion protection inside liner is modified PVC inside liner, the outer surface of modified PVC inside liner is provided with several T-shaped keys, the mode that T-shaped key is embedded by machinery is embedded in drain pipe body, and the outer surface of modified PVC inside liner and the inner peripheral surface of drain pipe body fit tightly and ensure that modified PVC inside liner is combined firmly with pipe interior concrete, ensure the sealability of pipeline, the internal surface of modified PVC inside liner is smooth surface, thus reduces resistance to water-flow in pipeline; Modified PVC inside liner can be integrated, also can be split, when adopting the modified PVC inside liner of split be, modified PVC inside liner in described drain pipe body bellmouth side is connected with adopting to weld or be adhesively fixed between the modified PVC inside liner of socket side, to prevent the poorly sealed close jointing that causes of jointing from producing leakage, corrosion interface steel loop socket steel ring, thus improve the working life of body further; Use modified PVC liner poisonous and harmful substance can also be sealed in pipeline to focus on, avoid leaking in soil, avoid the pollution to soil, enhance environment protection effect.
Below in conjunction with accompanying drawing, the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present invention corrosion protection and method are described further.
Accompanying drawing explanation
Fig. 1 is the overall structure plan view of the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection;
Fig. 2 is the sectional drawing of the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection along pipe diameter direction;
Fig. 3 is the partial enlarged drawing of the corrosion protection inside liner in the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction of the present utility model corrosion protection.
Embodiment
As Figure 1-3, the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction corrosion protection of the present embodiment comprises drain pipe body 1 and is positioned at socket steel ring 2 and the bellmouth steel loop 3 of end, drain pipe body 1 two ends, socket steel ring 2 is pluggable in bellmouth steel loop 3, double steel bar skeleton 4 is provided with in drain pipe body 1, double steel bar skeleton 4 comprises internal layer Framework Of Steel Reinforcement 41 and outer reinforcement skeleton 42, one end welding socket steel ring 2 of internal layer Framework Of Steel Reinforcement 41, one end welding bellmouth steel loop 3 in addition, socket steel ring 2 outer ring surface is provided with multiple sealed groove 21, " O " RunddichtringO 22 is provided with in sealed groove 21, the two ends of drain pipe body 1 outer wall are also provided with circular groove 11, install hoop in circular groove 11 additional and strengthen steel loop 12, the end face strengthening steel loop 12 near hoop is provided with the wooden rubber cushion of ring-type or ring-type offset plate 14, the inside and outside anchor ring of socket steel ring 2 and bellmouth steel loop 3 is coated with epoxy zinc rich primer composite coating.The inner peripheral surface of drain pipe body 1 is fixedly installed the corrosion protection inside liner fitted tightly with drain pipe body 1.Corrosion protection inside liner is modified PVC inside liner 5, and the thickness of modified PVC inside liner 5 is not less than 1.5mm.The outer surface 51 of modified PVC inside liner 5 is provided with several T-shaped keys 53, T-shaped key 53 spiral distribution is at the outer surface 51 of modified PVC inside liner 5, the mode that T-shaped key 53 is embedded by machinery is embedded in drain pipe body 1, and the outer surface 51 of modified PVC inside liner 5 fits tightly with the inner peripheral surface of drain pipe body 1, the internal surface 52 of modified PVC inside liner 5 is smooth surface.The modified PVC inside liner being positioned at drain pipe body 1 bellmouth side and the modified PVC inside liner being positioned at socket side are formed in one, and also can be that the modified PVC inside liner namely in drain pipe body 1 bellmouth side of split is connected with adopting to weld or be adhesively fixed between the modified PVC inside liner of socket side.
Drain pipe body 1 adopts socket steel ring 2 and bellmouth steel loop 3 to carry out grafting, socket steel ring 2 and bellmouth steel loop 3 matching gap little, it is 2 millimeters, socket steel ring 2 is the speciality opposite sex steel of band sealed groove 21, seal ring 22 is tightly stuck in sealed groove 21, and this compact interface shape ensure that tubing interface has fabulous sealability.Preferably, Double seal ring sealing is adopted.
Socket steel ring 2 is provided with connector test water inlet 23, socket steel ring 2 and bellmouth steel loop 3 adopt Q235 structural section to make, namely leak test is carried out by connector test water inlet 23 butt joint after two rubber gasket tubing construction, guarantee the reliable sealing of interface, after stopping tubing jacking, produce underground sewage Seepage.
Drain pipe body 1 has groove for the one end arranging bellmouth steel loop 3, the cell wall of groove is installed bellmouth steel loop 3, and groove bottom land is inserted in one end of bellmouth steel loop 3, and the other end of bellmouth steel loop 3 also has outward extending inclined-plane, and inclined-plane contributes to grafting.
The two rubber sealing reinforced concrete sewer pipe of above-mentioned reinforcement jacking construction corrosion protection adopts Core Vibrated Casting Process to produce, and its production procedure is:
1) make socket steel ring and bellmouth steel loop, detailed process is: steel plate cutting → volume justify → rises and justify → makes socket steel ring and bellmouth steel loop;
2) make double steel bar skeleton, detailed process is: Framework Of Steel Reinforcement → assembling double steel bar skeleton is processed → made to wire rod → cold rolled reinforcing steel bar with ribs;
3) prepare concrete, detailed process is: the measuring raw materials such as cement, sand, stone → stir → make concrete;
4) corrosion protection inside liner is prepared: pressing film → film blanking, sanction film → liner welding → liner preheating
5) production process: liner welding → to be arranged on by double steel bar skeleton is on chassis → install external mold → be inserted in internal mold → welding socket steel ring and bellmouth steel loop → welding anchor bar → concrete and enter mould → vibration moulding → port and roll → take off inside and outside mould → trimming, inspection → sign, maintenance → form removal → trimming, check → stickup headblock or offset plate.
Modified model jacking construction method strengthens the two rubber sealing reinforced concrete sewer pipe bearing capacity of jacking construction corrosion protection and inside and outside load basis CECS143:2002 " Water and Waste Water Engineering buried precast concrete circular pipe structural design code " designs, and arrangement of reinforcement designs according to GB50010-2002 concrete design specification.
More than description is the explanation to this model utility, and be not the restriction to model utility, the utility model limited range is see claim, and when without prejudice to spirit of the present utility model, the utility model can do any type of amendment.
Claims (9)
1. strengthen the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection for one kind, comprise drain pipe body (1) and be positioned at socket steel ring (2) and the bellmouth steel loop (3) of described drain pipe body (1) end, two ends, described socket steel ring (2) is pluggable in described bellmouth steel loop (3), it is characterized in that: in described drain pipe body (1), be provided with double steel bar skeleton (4), described double steel bar skeleton (4) comprises internal layer Framework Of Steel Reinforcement (41) and outer reinforcement skeleton (42), described socket steel ring (2) is welded in one end of described internal layer Framework Of Steel Reinforcement (41), described bellmouth steel loop (3) is welded in one end in addition, the outer ring surface of described socket steel ring (2) is provided with multiple sealed groove (21), seal ring (22) is provided with in described sealed groove (21), the two ends of described drain pipe body (1) outer wall are also provided with circular groove (11), install hoop in described circular groove (11) additional and strengthen steel loop (12), the end face strengthening steel loop (12) near described hoop is provided with the wooden rubber cushion of ring-type or ring-type offset plate (14), the inside and outside anchor ring of described socket steel ring (2) and described bellmouth steel loop (3) is coated with epoxy zinc rich primer composite coating, the inner peripheral surface of described drain pipe body (1) is fixedly installed the corrosion protection inside liner fitted tightly with drain pipe body (1).
2. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 1 corrosion protection, it is characterized in that: described corrosion protection inside liner is modified PVC inside liner (5), the outer surface (51) of described PVC modification inside liner (5) is provided with several T-shaped keys (53), the mode that described T-shaped key (53) is embedded by machinery is embedded in described drain pipe body (1), and the outer surface (51) of described modified PVC inside liner (5) and the inner peripheral surface of drain pipe body (1) fit tightly, the internal surface (52) of described modified PVC inside liner (5) is smooth surface.
3. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 2 corrosion protection, is characterized in that: described T-shaped key (53) is distributed in the outer surface (51) of described modified PVC inside liner (5) in the shape of a spiral.
4. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 3 corrosion protection, is characterized in that: the thickness of described modified PVC inside liner (5) is not less than 1.5mm.
5. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 4 corrosion protection, is characterized in that: the modified PVC inside liner being positioned at described drain pipe body (1) bellmouth side and the modified PVC inside liner being positioned at socket side are formed in one.
6. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 4 corrosion protection, is characterized in that: the modified PVC inside liner being positioned at described drain pipe body (1) bellmouth side is connected with adopting to weld or be adhesively fixed between the modified PVC inside liner of socket side.
7. according to the two rubber sealing reinforced concrete sewer pipe of the arbitrary described reinforcement jacking construction corrosion protection of claim 1-6, it is characterized in that: described drain pipe body (1) has groove for the one end arranging described bellmouth steel loop (3), the cell wall of described groove is installed described bellmouth steel loop (3), described groove bottom land is inserted in one end of described bellmouth steel loop (3), and the other end of described bellmouth steel loop (3) also has outward extending inclined-plane.
8. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 7 corrosion protection, is characterized in that: the ring wall of described socket steel ring (2) is provided with connector test water inlet (23).
9. the two rubber sealing reinforced concrete sewer pipe of reinforcement jacking construction according to claim 8 corrosion protection, is characterized in that: described socket steel ring (2) and bellmouth steel loop (3) adopt Q235 structural section to make.
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| CN201420690310.6U CN204267915U (en) | 2014-11-17 | 2014-11-17 | Strengthen the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection |
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| CN201420690310.6U CN204267915U (en) | 2014-11-17 | 2014-11-17 | Strengthen the two rubber sealing reinforced concrete sewer pipe of jacking construction corrosion protection |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299332A (en) * | 2015-11-10 | 2016-02-03 | 上海万朗管业有限公司 | All-steel sealing connector of large-caliber reinforced concrete top pipe |
| CN106321999A (en) * | 2016-10-12 | 2017-01-11 | 上海市政工程设计研究总院（集团）有限公司 | Steel cylinder concrete top pipe and connecting method thereof |
| CN108253203A (en) * | 2016-12-28 | 2018-07-06 | 北京市水利规划设计研究院 | Pipeline and its component |
| CN108253204A (en) * | 2016-12-28 | 2018-07-06 | 北京市水利规划设计研究院 | Pipeline and its component |
| CN112096974A (en) * | 2020-09-16 | 2020-12-18 | 浙江巨龙管业科技有限公司 | Reinforced concrete drain pipe capable of pressing and inspecting interface |
| CN113294598A (en) * | 2021-06-29 | 2021-08-24 | 宁夏青龙管业集团股份有限公司 | Water delivery pipeline |
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2014
- 2014-11-17 CN CN201420690310.6U patent/CN204267915U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299332A (en) * | 2015-11-10 | 2016-02-03 | 上海万朗管业有限公司 | All-steel sealing connector of large-caliber reinforced concrete top pipe |
| CN106321999A (en) * | 2016-10-12 | 2017-01-11 | 上海市政工程设计研究总院（集团）有限公司 | Steel cylinder concrete top pipe and connecting method thereof |
| CN108253203A (en) * | 2016-12-28 | 2018-07-06 | 北京市水利规划设计研究院 | Pipeline and its component |
| CN108253204A (en) * | 2016-12-28 | 2018-07-06 | 北京市水利规划设计研究院 | Pipeline and its component |
| CN108253204B (en) * | 2016-12-28 | 2024-04-05 | 北京市水利规划设计研究院 | Pipeline and assembly thereof |
| CN112096974A (en) * | 2020-09-16 | 2020-12-18 | 浙江巨龙管业科技有限公司 | Reinforced concrete drain pipe capable of pressing and inspecting interface |
| CN113294598A (en) * | 2021-06-29 | 2021-08-24 | 宁夏青龙管业集团股份有限公司 | Water delivery pipeline |
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