CN105134259B - Connection water sealing structure between pipe curtain tube coupling and pipe curtain construction method - Google Patents

Connection water sealing structure between pipe curtain tube coupling and pipe curtain construction method Download PDF

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Publication number
CN105134259B
CN105134259B CN201510631192.0A CN201510631192A CN105134259B CN 105134259 B CN105134259 B CN 105134259B CN 201510631192 A CN201510631192 A CN 201510631192A CN 105134259 B CN105134259 B CN 105134259B
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CN
China
Prior art keywords
tube coupling
female thread
plate
pipe curtain
buckle
Prior art date
Application number
CN201510631192.0A
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Chinese (zh)
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CN105134259A (en
Inventor
张荣辉
王祺
朱雁飞
张洪伟
舒刚强
张雯
徐连刚
朱思闻
张延浩
何敏敏
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上海隧道工程有限公司
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Priority to CN201510631192.0A priority Critical patent/CN105134259B/en
Publication of CN105134259A publication Critical patent/CN105134259A/en
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Publication of CN105134259B publication Critical patent/CN105134259B/en

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Abstract

The invention discloses between a kind of pipe curtain tube coupling connection water sealing structure and pipe curtain construction method, this method include:1) thin-film material is used to close the female thread preset slot of the female thread of leading tube coupling;2) to filling grease inside the accommodating space of female thread;It 3) will be inside leading tube coupling jacking to soil layer using push-bench;4) front end of the sub-buckle of rear row tube coupling is aligned to the opening of the rear end of the female thread of the leading tube coupling, then will be inside the row tube coupling jacking to soil layer afterwards using push-bench, during jacking, the clamping part of the sub-buckle is inserted into the inside of the accommodating space.The grease-filled gap between sub-buckle and female thread so that the gap that underground water can not be across sub-buckle and female thread enters the inside of pipe curtain.In the jack-in process of rear row tube coupling, grease can also play the role of lubrication between sub-buckle and female thread, to the resistance being subject in row tube coupling jack-in process after reduction, mitigate the hard squeeze between snap fastener, avoid the deformation of snap fastener.

Description

Connection water sealing structure between pipe curtain tube coupling and pipe curtain construction method
Technical field
The invention belongs between the realm of building construction more particularly to a kind of pipe curtain tube coupling connection water sealing structure and pipe curtain apply Work method.
Background technology
With the development of urban construction, the density of population is significantly increased, and the vehicles are more and more, urban traffic congestion limitation Urban development, pipe curtain subsurface excavation method become Underground Space Excavation at research emphasis.Pipe-roofing method is one kind of non-open cut technique, In digging process using small-bore push-bench jacking mechanism be inserted into the horizontal direction into space to be excavated steel pipe joint to Shape pipe curtain.Underground water is penetrated into from the gap between steel pipe joint inside pipe curtain in order to prevent, in the prior art generally use freezing process Soil between the steel pipe joint of pipe curtain is freezed to achieve the purpose that sealing.
But it is the long construction period of freezing process, of high cost.In addition frozen soil thaw collapse mistake after the completion of construction around steel pipe joint Cheng Zhonghui can affect highly significant to the environmental effects of surrounding, especially shallow embedding stratum, frozen soil thaw collapse.
Invention content
In order to solve the above technical problem, the present invention provides between a kind of pipe curtain tube coupling connection water sealing structure and pipe curtain apply Work method, the connection water sealing structure crossed between pipe curtain tube coupling and pipe curtain construction method, which can solve to use in the prior art, to be freezed Method carry out pipe curtain sealing there are the problem of.
Technical scheme of the present invention includes the connection water sealing structure between a kind of pipe curtain tube coupling, is set to elder generation adjacent in pipe curtain Between row tube coupling and rear row tube coupling comprising:
Female thread, the female thread of bar shaped are installed on the side wall of the leading tube coupling along the axis direction of the leading tube coupling; The female thread is internally provided with the accommodating space of the axis direction extension along the leading tube coupling, is filled in the accommodating space Grease;The side wall of the female thread offers the female thread preset slot for being communicated in the accommodating space;The end of the female thread opens up company The opening of the accommodating space is passed through, the open communication is in the female thread preset slot;
Sub-buckle, the sub-buckle include the connecting plate and holding division of bar shaped, the side of the connecting plate be connected to it is described after The other side of the side of row tube coupling, the connecting plate is connected to the holding division, and the connecting plate passes through the female thread preset slot, The holding division is arranged in inside the accommodating space.
The present invention pipe curtain tube coupling between connection water sealing structure further improvement lies in that:The female thread preset slot and described The axis of leading tube coupling is parallel, and the length of the female thread preset slot is identical with the length of the female thread.
The present invention pipe curtain tube coupling between connection water sealing structure further improvement lies in that:The female thread is flute profile, described Female thread includes two side plates and a bottom plate, and a side of the side plate is connected to the leading tube coupling, another side While being connected to the bottom plate, the bottom plate offers female thread preset slot.
The present invention pipe curtain tube coupling between connection water sealing structure further improvement lies in that:The side plate and bottom plate of the female thread It is parallel with the axis of leading tube coupling.
The present invention pipe curtain tube coupling between connection water sealing structure further improvement lies in that:The sub-buckle includes two mutual Parallel angle steel, the every angle steel include the first side plate and the second side plate connected vertically, the first side plate of the angle steel The second side plate for connecting plate, the angle steel is holding division;First side plate of two angle steel is bonded to each other.
The present invention pipe curtain tube coupling between connection water sealing structure further improvement lies in that:Two angle steel of the sub-buckle and The axis of row tube coupling is parallel after described.
The present invention pipe curtain tube coupling between connection water sealing structure further improvement lies in that:The grease includes:
Lubricating grease, content are:40%~60%;
Fiber, content are:10%~20%;
Powder filler, content are:30%~50%.
Connection water sealing structure between the pipe curtain tube coupling of the present invention can be set to any two is adjacent in pipe curtain tube coupling it Between.Sub-buckle connects adjacent tube coupling with the occlusion of female thread integral.Grease, grease are filled with inside the accommodating space of female thread It is filled in the gap between sub-buckle and female thread so that the gap that underground water can not be across sub-buckle and female thread enters the interior of pipe curtain Portion.In addition the connection water sealing structure between the pipe curtain tube coupling of this present invention need not freeze the soil around tube coupling, therefore will not lead Cause frozen soil thaw collapse.
Technical scheme of the present invention also provides a kind of pipe curtain construction method, and this approach includes the following steps:
1) thin-film material is used to close the female thread preset slot of leading tube coupling;
2) to grease is filled inside the accommodating space of female thread, grease is full of the accommodating space;
It 3) will be inside the leading tube coupling jacking to soil layer with female thread using push-bench;
4) the sub-buckle front end of rear row tube coupling is aligned to the opening of the female thread rear end of the leading tube coupling, then uses push-bench After will be described inside row tube coupling jacking to soil layer, during jacking, the clamping part of the sub-buckle be inserted into the accommodating space Inside.
Grease is filled in the construction method of the present invention inside the accommodating space of female thread, it is grease-filled in sub-buckle and female thread Between gap so that the gap that underground water can not be across sub-buckle and female thread enters the inside of pipe curtain.In rear row tube coupling In jack-in process, grease can play the role of lubrication between sub-buckle and female thread, in row tube coupling jack-in process after reduction The resistance being subject to.
Description of the drawings
Fig. 1 to Fig. 3 is the schematic diagram of the pipe curtain work progress of the present invention.
Specific implementation mode
Illustrate that embodiments of the present invention, those skilled in the art can be by this specification below by way of specific specific example Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through in addition different specific realities The mode of applying is embodied or practiced, the various details in this specification can also be based on different viewpoints with application, without departing from Various modifications or alterations are carried out under the spirit of the present invention.
The embodiment of the connection water sealing structure between the pipe curtain tube coupling of the present invention is introduced below in conjunction with the accompanying drawings:
As shown in figure 3, the connection water sealing structure between the pipe curtain tube coupling of the present invention is set to leading tube coupling adjacent in pipe curtain Between 10 and rear row tube coupling 20.Leading tube coupling 10 and the tube coupling that rear row tube coupling 20 is that any two is adjacent in pipe curtain.
The side of leading tube coupling 10 is provided with the female thread 11 of bar shaped, and female thread 11 is installed on along the axis direction of leading tube coupling 10 The side wall of leading tube coupling 10.Female thread 11 is internally provided with the accommodating space 12 of the axis direction extension along leading tube coupling, houses sky Between grease is filled in 12.The side wall of female thread 11 offers the female thread preset slot 13 for being communicated in accommodating space.The end of female thread 11 The opening for being communicated in accommodating space is opened up, open communication is in female thread preset slot 13.
Row tube coupling 20 is equipped with sub-buckle 21 close to the side of leading tube coupling 10 afterwards.The connecting plate 22 of sub-buckle 21 including bar shaped with And holding division 23.The side of row tube coupling 20 after the side of connecting plate 22 is connected to, the other side of connecting plate 22 are connected to holding division 23.Connecting plate 22 passes through female thread preset slot 13, holding division 23 to be arranged in inside accommodating space 12, the grease inside accommodating space 12 It is surrounded on around holding division 23.
In the present embodiment, the female thread preset slot 13 of female thread 11 is parallel with the axis of leading tube coupling 10, female thread preset slot 13 Length it is identical with the length of female thread 11.Female thread 11 is flute profile, and female thread 11 includes two side plates 14 and a bottom plate 15.Side plate 14 side is connected to leading tube coupling 10, another side is connected to bottom plate 15, and bottom plate 15 offers female thread preset slot 13.The side plate 14 of female thread 11 is parallel with the axis of leading tube coupling 10 with bottom plate 15.The side that the side plate 14 of female thread 11 passes through full weld Formula is connected to the outside of leading tube coupling 10.
In the present embodiment, sub-buckle 21 is made of two angle steel parallel to each other, two angle steel and rear row pipe of sub-buckle 21 The axis of section 20 is parallel.Every angle steel includes the first side plate and the second side plate connected vertically, and the first side plate of angle steel is to connect Second side plate of fishplate bar 22, angle steel is holding division 23.First side plate of two angle steel is bonded to each other so that the section of sub-buckle 21 is T shapes.In order to ensure the sealing performance between sub-buckle 21 and rear row tube coupling 20, connecting plate 22 and rear row tube coupling 20 and holding division 23 Between connected by the way of full weld.
Grease inside the accommodating space 12 of female thread 11 is pipe curtain special fat, which includes:Lubricating grease, content are: 40%~60%;Fiber, content are:10%~20%;Powder filler, content are:30%~50%.
Connection water sealing structure between the pipe curtain tube coupling of the present invention can be set to any two is adjacent in pipe curtain tube coupling it Between.Sub-buckle 21 connects adjacent tube coupling with the occlusion of female thread 11 integral.Filled with oil inside the accommodating space of female thread 11 Fat, the grease-filled gap between sub-buckle 21 and female thread 11 so that underground water can not be across sub-buckle 21 and female thread 11 Gap enters the inside of pipe curtain.In addition the connection water sealing structure between the pipe curtain tube coupling of this present invention need not freeze around tube coupling Soil, therefore frozen soil thaw collapse will not be caused.
The pipe curtain construction method of the present invention is introduced below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, pipe curtain construction method of the invention includes the following steps:
1) referring to Fig. 1, Fig. 1 is the tail portion view of leading tube coupling.As shown in Figure 1, being closed first using thin-film material 16 The female thread preset slot 13 of leading tube coupling 10.Thin-film material 16 fits in the outer surface of the bottom plate 15 of female thread 11.
2) referring to Fig. 2, Fig. 2 is the tail portion view that female thread fills leading tube coupling after grease.As shown in Fig. 2, using grease Filing provision is full of accommodating space 12 to grease, grease is filled inside the accommodating space 12 of female thread 11.Block female thread preset slot 13 Thin-film material 16 can to avoid in filling process generate grease leakage.
It 3), will be inside 10 jacking to soil layer of leading tube coupling with female thread 11 using push-bench after the completion of oil addition.
4) the tail portion view after as shown in Figures 2 and 3, Fig. 3 is after the completion of the jacking of row tube coupling.As shown in figure 3, the row tube coupling by after The front end of 20 sub-buckle 21 is directed at the opening of 11 rear end of female thread of leading tube coupling 10.Specifically, by before the holding division of sub-buckle 21 The connecting plate 22 of sub-buckle 21, is directed at the female thread preset slot 13 of female thread 11 by the opening of end 11 rear end of alignment female thread.Then using top Pipe machine is by after inside 20 jacking to soil layer of row tube coupling.During jacking, the clamping part 23 of the sub-buckle 21 is inserted into accommodating sky Between 12 inside, for closed female thread preset slot 13 thin-film material 16 in jack-in process by the front end of the connecting plate 22 Bursting.
Grease is filled in the construction method of the present invention inside the accommodating space of female thread 11, it is grease-filled in 21 He of sub-buckle Gap between female thread 11 so that the gap that underground water can not be across sub-buckle 21 and female thread 11 enters the inside of pipe curtain. Afterwards in the jack-in process of row tube coupling 20, grease can play the role of lubrication between sub-buckle 21 and female thread 11, after reducing The resistance being subject in 20 jack-in process of row tube coupling mitigates the hard squeeze between snap fastener, avoids the deformation of snap fastener.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, though So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession Member, in the range of not departing from technical solution of the present invention, when the technology contents using the disclosure above make a little change or repair Decorations are the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, technology according to the present invention is real Any simple modification, equivalent change and modification made by confrontation above example still fall within the range of technical solution of the present invention It is interior.

Claims (7)

1. the connection water sealing structure between a kind of pipe curtain tube coupling is set between leading tube coupling adjacent in pipe curtain and rear row tube coupling, It is characterized by comprising:
Female thread, the female thread of bar shaped are installed on the side wall of the leading tube coupling along the axis direction of the leading tube coupling;It is described Female thread is internally provided with the accommodating space of the axis direction extension along the leading tube coupling, and oil is filled in the accommodating space Fat, the grease includes lubricating grease, fiber and powder filler, wherein the content of the lubricating grease is 40%~60%, fiber Content be 10%~20%, the powder filer content is 30%~50%;The side wall of the female thread offer be communicated in it is described The female thread preset slot of accommodating space;The end of the female thread opens up the opening for being communicated in the accommodating space, the open communication In the female thread preset slot;
Sub-buckle, the sub-buckle include the connecting plate and holding division of bar shaped, and the side of the connecting plate is connected to the rear row pipe The other side of the side of section, the connecting plate is connected to the holding division, and the connecting plate passes through the female thread preset slot, described Holding division is arranged in inside the accommodating space.
2. the connection water sealing structure between pipe curtain tube coupling as described in claim 1, it is characterised in that:The female thread preset slot and institute The axis for stating leading tube coupling is parallel, and the length of the female thread preset slot is identical with the length of the female thread.
3. the connection water sealing structure between pipe curtain tube coupling as described in claim 1, it is characterised in that:The female thread is flute profile, institute It includes two side plates and a bottom plate to state female thread, and a side of the side plate is connected to the leading tube coupling, another Side is connected to the bottom plate, and the bottom plate offers female thread preset slot.
4. the connection water sealing structure between pipe curtain tube coupling as claimed in claim 3, it is characterised in that:The side plate of the female thread and bottom Plate is parallel with the axis of leading tube coupling.
5. the connection water sealing structure between pipe curtain tube coupling as described in claim 1, it is characterised in that:The sub-buckle includes two mutual Parallel angle steel, the every angle steel include the first side plate and the second side plate connected vertically, the first side of the angle steel Plate is connecting plate, and the second side plate of the angle steel is holding division;First side plate of two angle steel is bonded to each other.
6. the connection water sealing structure between pipe curtain tube coupling as claimed in claim 5, it is characterised in that:Two angle steel of the sub-buckle It is parallel with the rear axis of row tube coupling.
7. a kind of pipe curtain construction method for water sealing structure as described in claim 1, it is characterised in that include the following steps:
1) thin-film material is used to close the female thread preset slot of leading tube coupling;
2) to grease is filled inside the accommodating space of female thread, grease is full of the accommodating space, and the grease includes lubricating grease, fibre Peacekeeping powder filler, wherein the content of the lubricating grease is 40%~60%, the content of the fiber is 10%~20%, the powder Filer content is 30%~50%;
It 3) will be inside the leading tube coupling jacking to soil layer with female thread using push-bench;
4) the sub-buckle front end of rear row tube coupling is aligned to the opening of the female thread rear end of the leading tube coupling, then uses push-bench by institute After stating inside the jacking to soil layer of row tube coupling, during jacking, the clamping part of the sub-buckle is inserted into the interior of the accommodating space Portion.
CN201510631192.0A 2015-09-29 2015-09-29 Connection water sealing structure between pipe curtain tube coupling and pipe curtain construction method CN105134259B (en)

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CN106089243B (en) * 2016-06-12 2018-05-04 东北大学 A kind of pipe curtain supporting construction based on concrete filled steel tube connection
CN108180028A (en) * 2018-01-09 2018-06-19 上海隧道工程有限公司 Suitable for the hole circle water sealing structure and its water-stopping method of the construction of belt lock catch pipe curtain
CN109751065B (en) * 2019-01-18 2019-10-29 东北大学 A kind of splicing steel pipe and the pin-connected panel pipe curtain structure support system construction method using splicing steel pipe

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CN202810873U (en) * 2012-09-28 2013-03-20 中铁十六局集团北京工程有限公司 Pipe curtain connection buckle
CN103556579B (en) * 2013-11-14 2016-01-06 天津市水利工程有限公司 A kind of comprehensive grouting pressurize adds the box culvert pushing construction method of pipe curtain supporting
CN104806274B (en) * 2015-04-20 2017-02-01 中建南方投资有限公司 Large-span long-distance underground space main body supporting integrated structure and construction method

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