CN103016886A - Quick water connection structure for underwater operation, connection method and reducer union - Google Patents

Quick water connection structure for underwater operation, connection method and reducer union Download PDF

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Publication number
CN103016886A
CN103016886A CN201210519840XA CN201210519840A CN103016886A CN 103016886 A CN103016886 A CN 103016886A CN 201210519840X A CN201210519840X A CN 201210519840XA CN 201210519840 A CN201210519840 A CN 201210519840A CN 103016886 A CN103016886 A CN 103016886A
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CN
China
Prior art keywords
delivery pipe
flange
reducer union
pipe
water
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Pending
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CN201210519840XA
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Chinese (zh)
Inventor
周晓晖
刘宁
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Shenzhen Shengyi Environmental Protection Co Ltd
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Shenzhen Shengyi Environmental Protection Co Ltd
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Priority to CN201210519840XA priority Critical patent/CN103016886A/en
Publication of CN103016886A publication Critical patent/CN103016886A/en
Pending legal-status Critical Current

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Abstract

A quick water connection structure for underwater operation comprises delivery tubes and a reducer union (45), wherein the reducer union is formed by welding and communicating a first circular steel tube (451) and a second circular steel tube (452) through a ring sheet (455) between the first circular steel tube (451) and the second circular steel tube (452), and the two ends of the reducer union are respectively and fixedly connected with a flange; the internal diameter of the first circular steel tube is larger than the external diameter of the delivery tube, the first circular steel tube is sleeved and fastened outside the delivery tube, and an expansive waterproof strip is tightly filled between the first circular steel tube and the delivery tube; and an outer end port of the second circular steel tube is connected with the other delivery tube through the flange or a pipeline which is provided with the flange and is communicated with the other delivery tube. A water inlet does not need to be plugged, the water pressure of the water inlet cannot be caused to be suddenly increased to break the plugging, so that the life safety of operating personnel is protected; and the installed reducer union can be used for underwater operation in a water state, a water inlet tube and a water outlet tube are communicated with each other, so that water can smoothly flow from a reservoir area to a backwater pump room or a sewage treatment station, and the production of factories is not influenced.

Description

A kind of band water fast joint structure, connecting means and reducer union of underwater operation
Technical field
The present invention relates under a kind of state carrying pipe racks water two conveyance conduit terminations are communicated with, play quick coupling device of crossing over the connection effect and attaching method thereof.
Background technique
The sewage of landfill yard or reservoir area, tailingspile or process water generally flow into regulating tank by PE pipe or high density polyethylene pipe (HDPE pipe) intake pipe, and the process water in the regulating tank enters Sewage Disposal or backwater pump house (consulting shown in Figure 1) by PE or high density polyethylene pipe (HDPE pipe) outlet pipe with the form of flowing automatically again.
In the regulating tank generation seepage of temporary sewage or process water or situation that other reasons need to be repaired, need to stop sewage or process water to continue to flow to regulating tank, drain regulating tank thereby create, repair the condition of regulating tank antiseepage film.Yet it is very big to drain process water regulating tank difficulty in the prior art.This be because: 1, balancing tank water intake shutoff difficulty is very big.The regulating tank water intake generally is positioned at below the regulating tank middle water level, and there is greater risk in shutoff HDPE pipe under process water.In addition, because reservoir area drainage chutes or draining shaft are difficult to accomplish complete sealing, in case regulating tank water intake shutoff, connecting the interior water level of reservoir area and the pipeline of regulating tank will rise to rapidly with reservoir water level and flush, thereby water intake shutoff port is formed very large water pressure, so that the shutoff port is rushed to open.2, water in the regulating tank is transferred to reservoir area length consuming time, difficulty is large.The process water that contaminant concentration are large can not efflux, and can only be transferred to the reservoir area, but general all across tens of meters initial dam between regulating tank and the reservoir area.Tens thousand of cubic metres process water will be crossed initial dam by water pump and be transferred to the reservoir area that is higher than regulating tank, not only length consuming time, and cost is very high.More distinct issues are, during drawing water and repairing regulating tank, backwater interrupts, and factory certainly will stop production, and then cause the tremendous economic loss.
Summary of the invention
The technical problem to be solved in the present invention provides in a kind of situation carrying pipe racks water, under water the band water fast joint structure of operation a kind of underwater operation that intake pipe and the outlet pipe of delivery pipe linked together.Simultaneously, the present invention also provides the band water quick connecting method of underwater operation.The present invention also is provided for the reducer union of this linkage structure and connecting means.
In order to solve the problems of the technologies described above, the invention provides a kind of band water fast joint structure of underwater operation, comprise delivery pipe, also comprise the reducer union that is connected with described delivery pipe, described reducer union is formed by the welding of the circular ring plate between the two connection by the first round steel pipe and the second round steel pipe, and is fixedly connected with respectively flange at the two ends of reducer union; The internal diameter of the first round steel pipe is greater than the external diameter of delivery pipe and sheathed and be fastened on outside the delivery pipe, and between the first round steel pipe and delivery pipe the closely knit expansion water-proof strip that is filled with; The external port of the second round steel pipe is connected by its flange and another delivery pipe or flanged (FLGD) pipeline of being communicated in another delivery pipe.
The circumferential arrangement of described the first round steel pipe has a plurality of through holes, and each through hole is welded with nut, and fastening screw is threaded with described nut and passes through hole and be fastened on the outer surface of described delivery pipe.
Describedly also comprise one with the steel flange of panel cover with the water fast joint structure; The described steel flange that is welded by a cylindric panel cover and outer end thereof with the steel flange of panel cover forms, and described panel cover is set in outside the described delivery pipe, and stretches between the first round steel pipe and the described delivery pipe, with expansion water-proof strip jam-packed; Steel flange with the steel flange of panel cover is bolted with described the first round steel pipe flange outward.
When described delivery pipe during for the first delivery pipe of water inlet usefulness, it tightens an intrinsic anchor ear, is connected fastening between described reducer union and anchor ear with wire rope.
The surface of described reducer union all is coated with the glass fibre reinforced plastics of antisepsis.
Adopt and describedly carry out the method that underwater operation band water connects fast with the water fast joint structure, step is as follows:
A. described steel flange with the panel cover is enclosed within on the delivery pipe;
B. the first round steel pipe with reducer union is enclosed within outside the delivery pipe; At this moment, the panel cover with the steel flange of panel cover still leaves distance from reducer union;
C. along the delivery pipe outer wall, to filling expansion water-proof strip and dense extrusion between the first round steel pipe of delivery pipe and reducer union;
D. the panel with on the steel flange of panel cover that is enclosed within the steps A on the delivery pipe is overlapped inside compacted water-proof strip to realize sealing, then will be connected with flange in the reducer union with the flange on the steel flange of panel cover, and the employing bolt carries out fastening;
E. adopt screw rod to be screwed into to be welded in advance the nut on the first round steel pipe of reducer union, and pass through hole and be fastened on the outer surface of described delivery pipe;
F. the external port of the second round steel pipe is connected with the flanged (FLGD) pipeline that is communicated in another delivery pipe by its flange.
When described delivery pipe during for the first delivery pipe of water inlet usefulness, also have the following steps after the described step e, before the F:
Tighten an anchor ear at the first delivery pipe, the reducer union of then adopting wire rope that anchor ear and first connecting tube are located couples together.
Described reducer union is formed by the welding of the circular ring plate between the two connection by the first round steel pipe and the second round steel pipe, and is fixedly connected with respectively flange at the two ends of reducer union; The circumferential arrangement of described the first round steel pipe has a plurality of through holes, and each through hole is welded with the nut that is threaded for the fastening screw realization.
Compared with prior art, the present invention need not the shutoff water intake, thereby is unlikely to cause that the water inlet water pressure increases suddenly owing to adopt the reducer union flange to connect, and breaks through shutoff, threatens workman's life safety of carrying out repair in the regulating tank; Because the installation of reducer union can be with underwater operation under the water state, and intake pipe (perennial draingage is arranged in the pipe) and outlet pipe are communicated with, and therefore can guarantee that the current to backwater pump house or Sewage Disposal are unobstructed from the reservoir area, so that plant produced is unaffected.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Fig. 1 is regulating tank and process water return water system formation schematic representation in the background technique.
Fig. 2 is steel reducing of the present invention and the rigidly connected cross-sectional schematic of delivery pipe.
Embodiment
As shown in Figure 2, the band water fast joint structure of a kind of underwater operation of the present invention comprises delivery pipe and the reducer union 45 that is attached thereto, and this delivery pipe can be intake pipe 50, also can be outlet pipe 60.
Described reducer union 45 is formed by the circular ring plate 455 welding connections between the two by diameter different the first round steel pipe 451 and the second round steel pipe 452, and is fixedly connected with respectively flange at the two ends of reducer union.The surface of described reducer union 45 all is coated with the glass fibre reinforced plastics of antisepsis.The circumferential arrangement of described the first round steel pipe 451 has a plurality of through holes, and each through hole is welded with nut 456, and fastening screw 457 is threaded with described nut 456 and passes through hole and be fastened on the outer surface of described delivery pipe.
The internal diameter of the first round steel pipe 451 is greater than the external diameter of delivery pipe and sheathed and be fastened on outside the delivery pipe, in order to realize the sealing between the two, the closely knit expansion water-proof strip 46 that is filled with between the two; For with expansion water-proof strip jam-packed, by a steel flange 47 with the panel cover; The described steel flange 472 that is welded by a cylindric panel cover 471 and outer end thereof with the steel flange of panel cover forms, and described panel cover 472 is set in outside the described delivery pipe, and stretches between the first round steel pipe 451 and the described delivery pipe, with expansion water-proof strip 46 jam-packeds; Behind the jam-packed, be bolted with the steel flange 472 of the steel flange of the panel cover flange with described the first round steel pipe outer 451.When described delivery pipe during for the first delivery pipe 50 of water inlet usefulness, it tightens an intrinsic anchor ear 80, is connected fastening between described reducer union 45 and anchor ear 80 with wire rope.
The first round steel pipe 451 of reducer union and being connected of delivery pipe have more than been finished, then the external port of the second round steel pipe 452 is connected with another delivery pipe according to the method described above by its flange, perhaps be communicated in another flanged (FLGD) pipeline (such as one of them pipeline of three-way pipe), be connected to another delivery pipe by this flanged (FLGD) pipeline, so will be communicated with to get up as intake pipe 50 and the outlet pipe 60 of delivery pipe.
Adopt this to carry out the method that underwater operation band water connects fast with the water fast joint structure, step is as follows:
A. described steel flange 47 with the panel cover is enclosed within on the delivery pipe;
B. the first round steel pipe 451 with reducer union 45 is enclosed within outside the delivery pipe; At this moment, the panel cover (472) with the steel flange 47 of panel cover still leaves distance from reducer union (45);
C. along the delivery pipe outer wall, to filling expansion water-proof strip 46 and dense extrusion between the first round steel pipe 451 of delivery pipe and reducer union;
D. the panel with on the steel flange 47 of panel cover that is enclosed within the steps A on the delivery pipe is overlapped 472 inside compacted water-proof strips to realize sealing, then will be connected with flange in the reducer union 45 with the flange on the steel flange 47 of panel cover, and the employing bolt carries out fastening;
E. adopt screw rod 457 to be screwed into to be welded in advance the nut 456 on the first round steel pipe of reducer union, and pass through hole and be fastened on the outer surface of described delivery pipe;
F. the external port of the second round steel pipe 452 is connected with the flanged (FLGD) pipeline that is communicated in another delivery pipe by its flange.
When described delivery pipe is the first delivery pipe 50 of water inlet usefulness, also have the following steps after the described step e, before the F: tighten an anchor ear 80 at the first delivery pipe 50, then adopt wire rope with anchor ear 80 and first connecting tube 41 the place reducer union 45 couple together.

Claims (8)

1. the band water fast joint structure of a underwater operation, comprise delivery pipe, it is characterized in that, also comprise the reducer union (45) that is connected with described delivery pipe, described reducer union (45) is formed by the circular ring plate between the two (455) welding connection by the first round steel pipe (451) and the second round steel pipe (452), and is fixedly connected with respectively flange at the two ends of reducer union; The internal diameter of the first round steel pipe (451) is greater than the external diameter of delivery pipe and sheathed and be fastened on outside the delivery pipe, and between the first round steel pipe (451) and delivery pipe the closely knit expansion water-proof strip (46) that is filled with; The external port of the second round steel pipe (452) is connected by its flange and another delivery pipe or flanged (FLGD) pipeline of being communicated in another delivery pipe.
2. the band water fast joint structure of a kind of underwater operation according to claim 1, it is characterized in that, the circumferential arrangement of described the first round steel pipe (451) has a plurality of through holes, and each through hole is welded with nut (456), and fastening screw (457) is threaded with described nut (456) and passes through hole and be fastened on the outer surface of described delivery pipe.
3. the band water fast joint structure of a kind of underwater operation according to claim 2 is characterized in that, describedly also comprises one with the steel flange (47) of panel cover with the water fast joint structure; The described steel flange (472) that is welded by a cylindric panel cover (471) and outer end thereof with the steel flange of panel cover forms, described panel cover (472) is set in outside the described delivery pipe, and stretch between the first round steel pipe (451) and the described delivery pipe, with expansion water-proof strip (46) jam-packed; Be bolted with the steel flange (472) of the steel flange of the panel cover flange with described the first round steel pipe outer (451).
4. the band water fast joint structure of a kind of underwater operation according to claim 3, it is characterized in that, when described delivery pipe is first delivery pipe (50) of water inlet usefulness, it tightens an intrinsic anchor ear (80), is connected fastening between described reducer union (45) and anchor ear (80) with wire rope.
5. the band water fast joint structure of a kind of underwater operation according to claim 1 is characterized in that, the surface of described reducer union (45) all is coated with the glass fibre reinforced plastics of antisepsis.
6. adopt and claimed in claim 1ly carry out the method that underwater operation band water connects fast with the water fast joint structure, step is as follows:
A. described steel flange (47) with the panel cover is enclosed within on the delivery pipe;
B. the first round steel pipe (451) with reducer union (45) is enclosed within outside the delivery pipe; At this moment, the panel cover (472) with the steel flange (47) of panel cover still leaves distance from reducer union (45);
C. along the delivery pipe outer wall, to filling expansion water-proof strip (46) and dense extrusion between first round steel pipe (451) of delivery pipe and reducer union;
D. sealing with realization with the inside compacted water-proof strip of panel cover (472) on the steel flange (47) of panel cover on the delivery pipe will be enclosed within the steps A, then will be connected with flange in the reducer union (45) with the flange on the steel flange (47) of panel cover, and the employing bolt carries out fastening;
E. adopt screw rod (457) to be screwed into nut (456) on the first round steel pipe that is welded in advance reducer union, and pass through hole and be fastened on the outer surface of described delivery pipe;
F. the external port of the second round steel pipe (452) is connected with the flanged (FLGD) pipeline that is communicated in another delivery pipe by its flange.
7. according to claim 6ly carry out the method that underwater operation band water connects fast, it is characterized in that, when described delivery pipe during for first delivery pipe (50) of water inlet usefulness, after the described step e, also have the following steps before the F:
Tighten an anchor ear (80) at the first delivery pipe (50), then adopt wire rope that anchor ear (80) and the reducer union (45) located first connecting tube (41) are coupled together.
8. reducer union with the water fast joint structure that is used for underwater operation, it is characterized in that, described reducer union (45) is formed by the circular ring plate between the two (455) welding connection by the first round steel pipe (451) and the second round steel pipe (452), and is fixedly connected with respectively flange at the two ends of reducer union; The circumferential arrangement of described the first round steel pipe (451) has a plurality of through holes, and each through hole is welded with the nut (456) that is threaded for fastening screw (457) realization.
CN201210519840XA 2012-12-07 2012-12-07 Quick water connection structure for underwater operation, connection method and reducer union Pending CN103016886A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210519840XA CN103016886A (en) 2012-12-07 2012-12-07 Quick water connection structure for underwater operation, connection method and reducer union

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Application Number Priority Date Filing Date Title
CN201210519840XA CN103016886A (en) 2012-12-07 2012-12-07 Quick water connection structure for underwater operation, connection method and reducer union

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CN103016886A true CN103016886A (en) 2013-04-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108481769A (en) * 2018-05-31 2018-09-04 双钱集团(江苏)轮胎有限公司 The tooling and its method of two drum capsule shapings drum tool specifications extensions in a kind of tire production

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2110766U (en) * 1992-01-21 1992-07-22 郭成民 Yoke type expansion pipe joint
DE4126708A1 (en) * 1991-08-13 1993-02-25 Weinhold Karl Plastics or plastics coated pipe coupling - has cage forming groove to hold even rigid inflexible sealing rings
CN201513648U (en) * 2009-10-12 2010-06-23 深圳市彩阳电力技术有限公司 Rubber glass steel composite wear-resistant reducer
CN102788223A (en) * 2012-07-12 2012-11-21 天津渤天化工有限责任公司 Quick repairing device for glass fiber reinforced plastic pipeline
CN203147139U (en) * 2012-12-07 2013-08-21 深圳市胜义环保有限公司 Underwater operation water carrying fast connection structure and reducer union

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4126708A1 (en) * 1991-08-13 1993-02-25 Weinhold Karl Plastics or plastics coated pipe coupling - has cage forming groove to hold even rigid inflexible sealing rings
CN2110766U (en) * 1992-01-21 1992-07-22 郭成民 Yoke type expansion pipe joint
CN201513648U (en) * 2009-10-12 2010-06-23 深圳市彩阳电力技术有限公司 Rubber glass steel composite wear-resistant reducer
CN102788223A (en) * 2012-07-12 2012-11-21 天津渤天化工有限责任公司 Quick repairing device for glass fiber reinforced plastic pipeline
CN203147139U (en) * 2012-12-07 2013-08-21 深圳市胜义环保有限公司 Underwater operation water carrying fast connection structure and reducer union

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108481769A (en) * 2018-05-31 2018-09-04 双钱集团(江苏)轮胎有限公司 The tooling and its method of two drum capsule shapings drum tool specifications extensions in a kind of tire production

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Application publication date: 20130403