EP2649245B1 - Swiveled hydrant manifold - Google Patents
Swiveled hydrant manifold Download PDFInfo
- Publication number
- EP2649245B1 EP2649245B1 EP11847034.3A EP11847034A EP2649245B1 EP 2649245 B1 EP2649245 B1 EP 2649245B1 EP 11847034 A EP11847034 A EP 11847034A EP 2649245 B1 EP2649245 B1 EP 2649245B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- swivel
- hydrant
- male
- swiveled
- sleeves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- 239000004519 grease Substances 0.000 claims description 11
- 230000013011 mating Effects 0.000 claims description 9
- 239000008235 industrial water Substances 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims 3
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 11
- 229910000619 316 stainless steel Inorganic materials 0.000 description 4
- 239000004809 Teflon Substances 0.000 description 4
- 229920006362 Teflon® Polymers 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910000701 elgiloys (Co-Cr-Ni Alloy) Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000005477 standard model Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
- E03B9/04—Column hydrants
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/5327—Hydrant type
- Y10T137/5456—With casing
Definitions
- the invention relates to hydrant manifolds for industrial fire fighting at plants and facilities, and in particular to a swiveled hydrant manifold.
- Manifold as used herein, can include a single port.
- Fire field logistics present problems that rank nearly as high as equipment-on-hand problems and personnel-available problems when facing an industrial fire fighting response.
- hydrant manifolds are fixed in regard to the direction they face. Hose that must ultimately run in the opposite direction, thus, must be laid in a large diameter circle in order to effect a 180° turn of the direction of the water without sacrificing head pressure.
- a 30.5 cm (12 inch) diameter hose may require a 15.2 m (50 foot) turning ratio.
- the extra hose required to alter the direction of water 180° might be several hundred feet.
- Large diameter hose is expensive. The cost might run about $2,500 for a 30.5 cm (12 inch) hose. For that reason sometimes hydrant manifolds are placed on both sides of the road, facing in opposite directions, to address this problem. However, a duplication of iron and of header equipment is then required.
- a swivel with or for a hydrant manifold, can save the cost of providing manifolds on both of sides of a road in order to have a manifold facing in the right direction, and/or can save the cost and expense of carrying and laying extra hose. Since in recent years the size of headers and thus the size of hose and the cost of hose has risen dramatically, the industry is looking for ways to minimize cost and maintenance in regard to fire fighting systems.
- An example of a known swivel for a hydrant is disclosed in CN2093663
- US4793557 discloses a swiveled hydrant manifold.
- Swivels capable of managing thousands of pounds of thrust associated with large fire fighting monitors have been available since the late 1980's, but only from limited suppliers. Williams believes they were the first to provide such large scale swivels, 15.2 cm (6 inch) and larger, for monitors. Williams has extensively tested in-house swivels for monitors capable of operating after months and years of sitting in the weather as well as capable of handling thousands of pounds of thrust from monitors. Williams is in possession of extensive in-house testing in regard to the weathering and force handling properties of swivels.
- the invention involves appreciating that the long tolerated situation constitutes an unnecessary problem, a waste of hose and logistics complications associated with fixed hydrant manifolds.
- the invention further involves knowledge of the testing of swivels, large diameter swivels, which testing indicates that a swivel can be provided for fixed hydrant manifolds that will meet the requirements of enduring the necessary thrust and weathering, for the long term.
- the instant invention therefore, comprises swiveled hydrant manifold, preferably having an incorporated 360° rotating capability.
- the swivel is structured for location below the manifold and typically above a valve associated with a water delivery system, or a riser pipe.
- a swivel tested to endure the requisite ranges of thrust and weather, can allow first responders to position a hydrant in a most advantageous direction depending on the location of the hazard, and preferably to lock the swivel into place using a convenient onboard swivel position lock.
- the swiveled hydrant manifold saves the cost of providing multiple manifolds facing different directions and/or of providing a hundred or more extra feet of hose required to redirect water without undue pressure loss.
- the instant invention includes a swivel for, use with existing hydrant manifolds as well as for use with its own manifold.
- the swivel for existing hydrant manifolds offers an alternative for facilities who embrace the importance of having non-fixed hydrant manifolds but already have fixed hydrant manifolds in place.
- a standard non-swiveled hydrant manifold can be converted into a swiveled hydrant.
- an end user can unbolt a standard non-swiveled hydrant manifold from the typical hydrant manifold inlet valve or riser pipe, place a conversion swivel on top of the inlet valve or riser pipe and then place the hydrant manifold on top of the swivel.
- the conversion allows the existing hydrant manifold to swivel and be locked into place via a positive locking mechanism.
- a bottom fitting of the swivel is preferably stationary and does not move relative to the ground.
- a top portion of the swivel locks in the needed direction and can preferably rotate 360 degrees.
- the top portion of the swivel and attached hydrant can be secured in a desired direction and fixed, such as pinned into place via mateable locking holes that register every 22.5 degrees (16 positions) for instance.
- an at least 15.2 cm (6 inch) swiveled hydrant manifold for industrial fire fighting structured for fixed connection to an above ground valve of an industrial water supply pipe system, the swivel hydrant manifold, comprising; a hydrant manifold; and a swivel connected directly or indirectly to the hydrant manifold and structured for direct or indirect connection to an industrial water supply pipe system to form a swiveled hydrant manifold;
- the swivel providing an at least 15.2 cm (6 inch) flow conduit and including mating male and female stainless steel sleeves structured for at least 180° relative rotation and having at least two sets of bearings between the male and female sleeves; and an interior water pressure seal and a location for the interior water pressure seal between the male and female sleeves structured to protect bearing contact area from water ingress; wherein the male and female sleeves include flanges with mating holes, and wherein the mating holes are configured for receiving a pin therethrough in order to lock the swive
- the swivel device comprises a first fitting structured to fixedly attach to an inlet valve or riser pipe and a swivel body structured to sealingly and rotatably mate with the first fitting, the body providing a second fitting to fixedly attach, directly or indirectly, to a hydrant manifold.
- a locking device is preferably included for setting a rotatable attachment position between the swivel body and the first fitting.
- the first fitting and the swivel body preferably provide an at least 15.2 cm (6 inch) fluid conduit between the first fitting and second fitting.
- the swivel can connect directly or indirectly between the hydrant manifold and the industrial water supply pipe system.
- Preferred embodiments show the swivel connected in a simple and direct fashion.
- a preferred swiveled hydrant manifold incorporates 316 stainless steel sleeves FS and MS and ball bearings SB.
- the stainless steel sleeves are preferably heat treated and annealed.
- races RSSB for at least two rings of ball bearings SB are milled, half into a female sleeve FS and half into a male sleeve MS, with a port P provided in the female sleeve for inserting ball bearings SB.
- At least one grease fitting GF is preferably provided to keep the area between the male MS and female sleeve FS and around the ball bearings SB appropriately lubricated.
- An outside debris seal location DSL is preferably provided, for a debris seal such as an O ring, located in a suitable notch between the male and female sleeves.
- a debris seal such as an O ring
- An interior seal IS of a more complex design preferably of a PFTE or Teflon, is preferably provided in an interior seal location ISL as a water seal for the space between the sleeves and containing the ball bearings.
- the inner water seal IS is positioned on shoulders at location ISL between the male and female sleeves such that water pressure drives the seal into greater sealing engagement between the two sleeves.
- a drain is provided in a fitting below the swivel such that when an upstream valve turns off the water supply to the swivel and hydrant, water can drain from the manifold and swivel to the outside.
- lubricant is provided through at least one grease fitting GF, with maintenance preferably on a schedule of every six months to a year.
- a lubricant is selected to maintain its viscosity and composition through the range of anticipated environmental and hazard temperature changes.
- Figures 1A-E illustrate a preferred embodiment of a 15.2 cm (6 inch) vertical swivel hydrant manifold.
- the manifold of Figure 1A is comprised of a vertical manifold VM welded to a swivel SW.
- the swivel SW male sleeve MS is indicated having a welded locking ring LR.
- the swivel female sleeve FS in turn is welded to a fitting FT that has a matching locking ring LR.
- a pin LP is indicated that locks between the two rings in order to lock the swivel into a location.
- the female sleeve fitting in turn is structured to optionally mate with an underlying valve IV or the like structure, typically present in many applications, usually a butterfly or wafer valve.
- the valve in turn mates to the outlet flange of a riser or the like that is part of the industrial water supply system.
- Figures 1B, 1C and 1D offer a top view, front view and side view, respectively, of the preferred embodiment of Figures 1A .
- Figure 1E offers a greater detailed view of the preferred embodiment of Figure 1A showing the locking rings LR and locking pin LP, male sleeve MS and female sleeve FS, while focusing on the swivel portion SW.
- Figure 2A-2E present a horizontal manifold HM on an 20.3 cm (8 inch) swivel hydrant. Again a valve IV is indicated on top of a riser flange. A fitting FT interfaces between the valve and the swivel SW and serves to carry one of two swivel locking flange rings LR. The swivel between the fitting and the manifold also carries a locking flange ring LR. It should be mentioned that many other means of locking the swivel could be devised, including a female sleeve port with a screw that tightens down therethrough against the male sleeve.
- Figures 2B, 2C and 2D offer a top view, front view and side view respectively, of the 20.3 cm (8 inch) swivel manifold of Fig 1A .
- Figure 2E offers a view of the swivel portion in greater detail for the 20.3 cm (8 inch) swivel of the hydrant manifold.
- Figures 3A-3E offer views of a 12 inch swivel hydrant manifold. Again, a valve IV opens water flow into the swivel and hydrant manifold, which has with a single 30.5 cm (12 inch) port.
- Figures 3B , 3C and 3D offer top, front and side views of the 30.5 cm (12 inch) swivel hydrant manifold of Figure 3A .
- FIGS 4A-4E offer a drawing of a preferred tank farm layout overview incorporating the instant hydrant invention.
- the tank farm layout is shown served by one swiveled hydrant manifold SHM.
- Figures 4A-4E illustrate the manifold swiveled in a variety of useful directions in regard to the tank farm.
- Figures 5A and 5B offer a side view and a cutaway view of a preferred embodiment of a swivel SW portion of the instant invention.
- An inner male sleeve MS and outer female sleeve FS are shown for this 10 inch embodiment, with three races RSSB for rings of stainless steel ball bearings indicated.
- the races RSSB for the stainless steel ball bearings SB are milled into the outside of the male sleeve and the inside of the female sleeve.
- the top of the female sleeve and the bottom of the male sleeve are designed for welded connection to a hydrant manifold and upstream fittings.
- One or more standard grease fittings are not shown but would be included.
- the sleeve castings are manufactured from 316 stainless steel and annealed and stressed relieved. Ports P are indicated in the female sleeve through which the ball bearings are loaded.
- a water seal is specifically designed for its chamber ISL in order to seal tightly against water leakage under the pressure of water through the swivel. A PTFE or Teflon seal is preferred.
- a preferred swivel SW incorporated into a "conversion kit,” for use with or for a hydrant manifold is shown, preferably incorporating 316 stainless steel sleeves, preferably with rotatably mating male MS and female FS sleeves with ball bearings SB between the sleeves.
- Stainless steel sleeves are preferably heat treated and annealed.
- races RSSB for at least two rings of ball bearings are milled, half into a female sleeve FS and half into a male sleeve MS, with a port P provided in the female sleeve for inserting the ball bearings.
- At least one grease fitting GF is preferably provided to keep the area between the male and female sleeve and around the ball bearings appropriately lubricated.
- An outside debris seal DS is also preferably provided, such as an O ring, located in a suitable notch DSL between the male and female sleeve.
- a simple O ring can prevent debris from entering from the outside into the area between the male and female sleeves.
- An interior seal of a more complex design preferably of a PFTE or Teflon, is preferably provided in an interior seal location ISL as a water seal for the space between the sleeves containing the ball bearings.
- the inner water seal is positioned on shoulders between the male and female sleeves such that water pressure drives the seal into greater sealing engagement between the two sleeves.
- a drain is provided such that when an upstream valve turns off the water supply to the swivel and hydrant, water can drain from the manifold and swivel to the outside.
- lubricant is provided through at least one grease fitting GF, with maintenance preferably on a schedule of every six months to a year.
- a lubricant is selected to maintain its viscosity and composition through the range of anticipated environmental and hazard temperature changes.
- FIGS 6A-6E , 7 and 8 in particular offer view of a preferred embodiment of a swivel SW as a conversion kit for use with a hydrant manifold.
- An inner male sleeve MS and outer female sleeve FS are shown for an 20.3 cm (8 inch) embodiment, with two races RSSB with places for stainless steel ball bearings indicated.
- the races for the stainless steel ball bearings RSSB are milled into the outside of the male sleeve and into the inside of the female sleeve.
- the top of the female sleeve and the bottom of the male sleeve are each designed for welded connection, directly or indirectly, to a hydrant manifold on the one hand and to upstream fittings on the other hand.
- a further location for a custom water seal ISL, preferably with an elgiloy spring, is indicated.
- a grease fitting GF is indicated.
- the sleeves are manufactured from 316 stainless steel and annealed and stress relieved. Ports P are indicated in the female sleeve through which ball bearings are loaded.
- a water seal is specifically designed for its chamber ISL in order to seal tightly against water leakage under the pressure of water through the swivel.
- a PTFE or Teflon seal is preferred.
- female sleeve FS functions as a swivel body structured to sealingly, rotatably attach to male sleeve MS which includes (as by welding) a fitting FT for attachment to an inlet valve or riser pipe or the like.
- An annular locking ring FLR and a swivel locking ring portion LR, with holes that mutually register is provided, preferably such that a pin PN can lock a position between the two locking rings and sleeves.
- Figure 8 illustrates how a pin PN can lock the position between the two locking rings.
- Figure 8 further illustrates positioning of race rings RSSB for the receipt of ball bearings through ports P.
- Race rings RSSB are milled on the inside of the female sleeve and on the outside of the male sleeve to register with one another.
- a location for a seal ISL between the male sleeve and the female sleeve is indicated, the seal functioning to provide sealing rotatable attachment between the male sleeve and female sleeve.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Joints Allowing Movement (AREA)
- Taps Or Cocks (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP21170554.6A EP3882405B1 (en) | 2010-12-09 | 2011-12-06 | Swivel device for hydrants |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US45923210P | 2010-12-09 | 2010-12-09 | |
US201161464628P | 2011-03-07 | 2011-03-07 | |
PCT/US2011/001960 WO2012078188A1 (en) | 2010-12-09 | 2011-12-06 | Swivel with or for hydrant manifold industrial fire fighting |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21170554.6A Division EP3882405B1 (en) | 2010-12-09 | 2011-12-06 | Swivel device for hydrants |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2649245A1 EP2649245A1 (en) | 2013-10-16 |
EP2649245A4 EP2649245A4 (en) | 2017-08-30 |
EP2649245B1 true EP2649245B1 (en) | 2021-04-28 |
Family
ID=46207431
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11847034.3A Active EP2649245B1 (en) | 2010-12-09 | 2011-12-06 | Swiveled hydrant manifold |
EP21170554.6A Active EP3882405B1 (en) | 2010-12-09 | 2011-12-06 | Swivel device for hydrants |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21170554.6A Active EP3882405B1 (en) | 2010-12-09 | 2011-12-06 | Swivel device for hydrants |
Country Status (11)
Country | Link |
---|---|
US (1) | US20130248009A1 (da) |
EP (2) | EP2649245B1 (da) |
JP (2) | JP6199741B2 (da) |
CN (2) | CN103314165A (da) |
AU (2) | AU2011338988B2 (da) |
BR (1) | BR112013014383B1 (da) |
CA (1) | CA2820190A1 (da) |
DK (1) | DK2649245T3 (da) |
ES (2) | ES2957760T3 (da) |
MX (1) | MX338453B (da) |
WO (1) | WO2012078188A1 (da) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3404306B1 (en) | 2016-01-14 | 2022-11-23 | Sakura Rubber Co., Ltd. | Unit, manifold, and flow channel-forming method |
CN107007960A (zh) * | 2017-05-27 | 2017-08-04 | 陕西恒力机械科技有限公司 | 一种大口径可旋转消防栓 |
JP7137204B2 (ja) * | 2018-10-23 | 2022-09-14 | 株式会社北川鉄工所 | 高架式等の給水栓 |
KR102185188B1 (ko) * | 2020-02-20 | 2020-12-01 | 육송(주) | 회전 가능한 지상형 옥외소화전 |
KR102280287B1 (ko) * | 2020-06-19 | 2021-07-22 | 신라파이어 주식회사 | 회전식 옥외소화전 |
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2011
- 2011-12-06 EP EP11847034.3A patent/EP2649245B1/en active Active
- 2011-12-06 BR BR112013014383-5A patent/BR112013014383B1/pt active IP Right Grant
- 2011-12-06 CA CA 2820190 patent/CA2820190A1/en not_active Abandoned
- 2011-12-06 US US13/261,668 patent/US20130248009A1/en not_active Abandoned
- 2011-12-06 MX MX2013006535A patent/MX338453B/es active IP Right Grant
- 2011-12-06 DK DK11847034.3T patent/DK2649245T3/da active
- 2011-12-06 ES ES21170554T patent/ES2957760T3/es active Active
- 2011-12-06 CN CN2011800653093A patent/CN103314165A/zh active Pending
- 2011-12-06 AU AU2011338988A patent/AU2011338988B2/en active Active
- 2011-12-06 EP EP21170554.6A patent/EP3882405B1/en active Active
- 2011-12-06 CN CN201810458652.8A patent/CN108612155B/zh active Active
- 2011-12-06 JP JP2013543153A patent/JP6199741B2/ja not_active Expired - Fee Related
- 2011-12-06 WO PCT/US2011/001960 patent/WO2012078188A1/en active Application Filing
- 2011-12-06 ES ES11847034T patent/ES2881323T3/es active Active
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2016
- 2016-01-28 AU AU2016200486A patent/AU2016200486B2/en active Active
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2017
- 2017-03-02 JP JP2017039702A patent/JP6466490B2/ja active Active
Non-Patent Citations (1)
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Publication number | Publication date |
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MX2013006535A (es) | 2014-03-12 |
ES2957760T3 (es) | 2024-01-25 |
EP2649245A4 (en) | 2017-08-30 |
AU2011338988B2 (en) | 2015-12-17 |
CN103314165A (zh) | 2013-09-18 |
EP2649245A1 (en) | 2013-10-16 |
MX338453B (es) | 2016-04-18 |
AU2016200486B2 (en) | 2017-11-09 |
WO2012078188A1 (en) | 2012-06-14 |
BR112013014383B1 (pt) | 2021-03-30 |
US20130248009A1 (en) | 2013-09-26 |
BR112013014383A2 (pt) | 2017-08-01 |
CN108612155A (zh) | 2018-10-02 |
EP3882405B1 (en) | 2023-09-20 |
CN108612155B (zh) | 2021-07-06 |
ES2881323T3 (es) | 2021-11-29 |
DK2649245T3 (da) | 2021-07-26 |
JP6199741B2 (ja) | 2017-09-20 |
AU2016200486A1 (en) | 2016-02-18 |
JP2017133357A (ja) | 2017-08-03 |
CA2820190A1 (en) | 2012-06-14 |
JP6466490B2 (ja) | 2019-02-06 |
JP2014502680A (ja) | 2014-02-03 |
EP3882405A1 (en) | 2021-09-22 |
AU2011338988A1 (en) | 2013-05-02 |
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