CN102003580B - Water distributor unreeling pipe - Google Patents
Water distributor unreeling pipe Download PDFInfo
- Publication number
- CN102003580B CN102003580B CN201010143172.6A CN201010143172A CN102003580B CN 102003580 B CN102003580 B CN 102003580B CN 201010143172 A CN201010143172 A CN 201010143172A CN 102003580 B CN102003580 B CN 102003580B
- Authority
- CN
- China
- Prior art keywords
- rotatary
- tube joint
- diameter
- flexible tube
- peak
- 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.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/58—Pipe-line systems
- A62C35/68—Details, e.g. of pipes or valve systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L17/00—Joints with packing adapted to sealing by fluid pressure
- F16L17/02—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/26—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses specially adapted for hoses of metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Joints Allowing Movement (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention provides a water distributor unreeling pipe with reduced number of parts without a sleeve component and a detachment stopping ring. A first peak part (2a) and a second peak part (2b) arranged at the forefront part of a flexible pipe (4) are crushed to form first, second diameter-expansion peak parts (2a,2b) with outer diameter larger than the inner diameter of a rotary pipe joint (5) and smaller than the diameter of the valley part at the front end of a taper male thread (7) of the rotary pipe joint (5), thus the back side of the second diameter-expansion peak part (2b) bunts with the front surface (5a) of the rotary pipe joint (5). The rubber seal ring (10,11) is respectively embedded into a first valley part (3a) and a second valley part (3b) of the flexible pipe (4), furthermore a third valley part (3c) arranged at the front side of the flexible pipe (4) of the first valley part (2a) and a fourth valley part (3d) arranged at the back side of the flexible pipe of the second valley part (2b) are respectively embedded into aligning rings (12,13).
Description
Technical field
The present invention relates to be connected to the water distributor unreeling pipe between water pipe and sprinkler (ス プ リ Application Network ラ mono-).
Background technique
As this water distributor unreeling pipe, for example there is such technology,, install and be used for the acorn nut (for example, with reference to patent documentation 1,2) of pipe union (the ユ ニ オ Application) formula that is connected with the branch joint of water pipe side at the flexible front end that unreels pipe (upstream side) of Len req, connect sprinkler head mounting pipe (for example patent documentation 2 in reference above) in rearward end (downstream side), but this need to carry out the special pipe joint (ニ Star プ Le) that spiral is combined with acorn nut.
In recent years, morely there is such technology, that is, and without this special pipe joint but Rotatary tube joint is arranged on to the flexible water pipe that unreels pipe (flexible tube) connects side (for example, with reference to patent documentation 3,4).
Patent documentation 1: Japanese kokai publication hei 6-235484 communique
Patent documentation 2: Japanese kokai publication hei 7-213640 communique
Patent documentation 3: TOHKEMY 2005-279200 communique
Patent documentation 4: Japanese kokai publication hei 9-294822 communique
Summary of the invention
But, the above-mentioned water distributor unreeling pipe of Rotatary tube joint has been installed, adopt and by welding or resin integrated shaping, metallic sleeve cartridge unit (patent documentation 3) or resinous housing part (patent documentation 4) are connected to side with the water pipe that unreels pipe and are combined into one, by seal ring and anti-avulsion circle, Rotatary tube joint is nested in to the such structure of periphery of this housing part, therefore need housing part and anti-avulsion circle, exist and cause the problem that increases these number of components and assemble man-hour.
The present invention proposes in order to solve such problem, its objective is a kind of water distributor unreeling pipe is provided, to utilize the peak portion that unreels pipe that flexible tube forms and this to unreel the such simple structure of paddy portion of pipe, by and Rotatary tube joint between seal ring guarantee sealing and guarantee Rotatary tube joint anticreep, in addition do not need housing part, anti-avulsion circle in above-mentioned patent documentation 3,4, can seek to reduce number of components, reduce costs.
For ease of understanding content of the present invention, with reference to the description of reference numerals the present invention who marks in Fig. 1～Fig. 2, first aspect present invention is a kind of water distributor unreeling pipe, described water distributor unreeling pipe is provided with flexible tube 4 and is nested in the Rotatary tube joint 5 of the front end of described flexible tube 4, it is characterized in that, described Rotatary tube joint 5 is provided with front end and narrows the taper male threads 7 of shape in the periphery of the front end of this Rotatary tube joint 5, the 2a of the first peak portion conquassation of the portion foremost of described flexible tube 4 is formed to the first hole enlargement peak 2a of portion that external diameter is larger and less than the front end paddy portion diameter (minimum outer diameter) of the taper male threads of described Rotatary tube joint 57 than the internal diameter of described Rotatary tube joint 5, with the second 2b of peak portion conquassation of the described first peak portion adjacency of described flexible tube 4 and form the second hole enlargement peak 2b of portion that external diameter is larger and less than the front end paddy portion diameter (minimum outer diameter) of the taper male threads of described Rotatary tube joint 57 than the internal diameter of described Rotatary tube joint 5, the side below of described the second hole enlargement peak 2b of portion is directly or across packing ring, even certain clamps the front-end face 5a butt of thing and described Rotatary tube joint 5 across the 3rd hole enlargement peak portion that the 3rd peak portion also conquassation is formed etc.And, first 3a of a paddy portion setting-in in the region being covered by described Rotatary tube joint 5 at described flexible tube 4 for by the seal ring 10 of the rubber system sealing between the interior week of described the first 3a of paddy portion and described Rotatary tube joint 5, be configured in the seal ring 11 of more the rubber system for sealing between by the interior week of described the second 3b of paddy portion and described Rotatary tube joint 5 than described the first 3a of paddy portion by another the second paddy 3b of portion setting-in of flexible tube rear side, and then, more self-aligning ring 12 by the 3rd 3c of paddy portion setting-in of flexible tube 4 forward end being configured in than described the first 3a of paddy portion, more self-aligning ring 13 by the 4th 3d of paddy portion setting-in of flexible tube 4 rear sides being configured in than described the second 3b of paddy portion.
According to said structure, the side below of the second hole enlargement peak 2b of portion that external diameter is larger than the internal diameter of Rotatary tube joint 5 and the front-end face 5a butt of Rotatary tube joint 5, therefore, just can prevent that without use anti-avulsion circle etc. Rotatary tube joint 5 from moving and throwing off to the tube axial direction front of flexible tube 4.Now, because the external diameter of the first hole enlargement peak 2a of portion and the second hole enlargement peak 2b of portion forms littlely than the front end paddy portion diameter (minimum outer diameter) of the taper male threads of Rotatary tube joint 57, therefore, can not screwing to be connected and cause obstacle the branch joint of the taper male threads of Rotatary tube joint 57 and water pipe side.With first, second hole enlargement peak 2a of portion, the 2b of the front-end face 5a butt of Rotatary tube joint 5 be duplex, thereby can improve intensity, can improve anticreep reliability separately.
In addition, first at the first 3a of paddy portion and the second 3b of paddy portion difference setting-in, the second 3a of paddy portion, the seal ring 10 of the rubber system sealing between the interior week of 3b and Rotatary tube joint 5, 11, and, at these seal rings 10, 11 front and back configuration self-aligning ring 12, 13, thus, can be by self-aligning ring 12, 13 self-aligning effect effectively prevents rocking of flexible tube 4, so, can reliably effectively prevent that flexible tube 4 from having a down dip etc. and produce in the inside of Rotatary tube joint 5 and radially rock at interior envelope Water Pressure, make seal ring 10, 11 from first, the second 3a of paddy portion, 3b overflows, the situation that interior water shutoff is spilt.
The water distributor unreeling pipe of first aspect present invention, the formation that also can adopt second aspect present invention to record, , make the rear end oral area of described Rotatary tube joint 5 be formed as further becoming the large expansion rear end oral area 8a gradually launching than the inside diameter of described Rotatary tube joint 58, between these inside diameters 8 and expansion rear end oral area 8a, form stepped part 9, in with the 3rd 2c of peak portion conquassation of the flexible tube 4 of the inside opposite position of the expansion rear end oral area 8a of described Rotatary tube joint 5 and form the 3rd hole enlargement peak 2c of portion that external diameter is larger than the internal diameter of the inside diameter of Rotatary tube joint 58, described the 3rd hole enlargement peak 2c of portion is projected into be expanded in the oral area 8a of rear end.
According to such structure, without using anti-avulsion circle etc. just can be limited mobile, avoid Rotatary tube joint 5 to move to the tube axial direction rear of flexible tube 4 and the situation generation of rearward throwing off from the forward end region of flexible tube 4.
According to the present invention, not only can be guaranteed by the seal ring between flexible tube and Rotatary tube joint the anti-avulsion of sealing and Rotatary tube joint, and do not need housing part or the anti-avulsion circle in patent documentation 3,4 above, can seek to reduce number of components, reduce costs so have, but also can omit the advantage of the weld job of the housing part in patent documentation 3.
Accompanying drawing explanation
Fig. 1 be represent one embodiment of the present of invention water distributor unreeling pipe partly cut open sectional view.
Fig. 2 is the enlarged view of the A portion in Fig. 1.
Description of reference numerals
1 water distributor unreeling pipe
2a first peak portion (the first wide diameter portion)
2b the second peak portion (the second wide diameter portion)
2c the 3rd peak portion (the 3rd wide diameter portion)
3a the first paddy portion
3b the second paddy portion
3c the 3rd paddy portion
3d the 4th paddy portion
4 flexible tubes
5 Rotatary tube joints
5a front-end face
7 taper male threads
The inside diameter of 8 Rotatary tube joints
8a expands rear end oral area
9 stepped part
10,11 seal rings
12,13 self-aligning rings
Embodiment
The preferred embodiment of the present invention is described with reference to the accompanying drawings below.
As shown in Figure 1, the water distributor unreeling pipe 1 the present invention relates to is provided with: the metal flexible tube 4 such as stainless steel, and this flexible tube 4 is towards tube axial direction alternatively and establishing peak portion 2 and the paddy portion 3 that complete cycle along the circumferential direction extends; The metal Rotatary tube joint 5 such as stainless steel, this Rotatary tube joint 5 is nested in the front end (upstream side) of described flexible tube 4 and screws and be connected with the female thread portion of the branch joint of not shown water pipe side; With the reducing pipe (レ ジ ユ mono-サ mono-manages) 6 of the metal lineal shape such as stainless steel or curved shape, this reducing pipe 6 is combined into one with the rearward end (downstream side) of flexible tube 4 by welding w and screws and be connected with the outer screw section of not shown sprinkler head.
As shown in Figure 1 and Figure 2, Rotatary tube joint 5 is provided with the narrow taper male threads 7 of shape of front end in the periphery of front end, than the inside diameter 8 expansion rear end oral area 8a that further change the earth launches gradually (the rear end oral area of Rotatary tube joint 5 is formed as, the rear end oral area of Rotatary tube joint 5 is formed as making the internal diameter of this rear end oral area gradually to launch and forms the rear end oral area 8a of the internal diameter that is further greater than inside diameter 8), at inside diameter 8 and expand between the oral area 8a of rear end and be formed with stepped part 9.
After the Rotatary tube joint 5 that has applied the lubriation materials such as silicone grease at inner face is inserted to the forward end of flexible tube 4, by the 2a of first peak portion foremost and the second peak portion 2b hole enlargement adjacent with the 2a of this first peak portion.The hole enlargement processing of the 2a of first, second peak portion, 2b, the amount that the internal diameter of the internal diameter of the 2a of first peak portion and the second 2b of peak portion is expanded to conquassation regulation by the expander with not shown is carried out.Like this hole enlargement first, second hole enlargement peak 2a of portion, 2b in the side below of the second hole enlargement peak 2b of portion and the front-end face 5a butt of Rotatary tube joint 5, thereby the anti-avulsion that just can seek Rotatary tube joint 5 without use anti-avulsion circle etc.Under this occasion, the too little words of hole enlargement amount of first, second hole enlargement peak 2a of portion, 2b, can make Rotatary tube joint 5 (for example press because of the interior water shutoff of flexible tube 4, the about 280Kgf of maximum 5.6MPa=tensile force) and throw off, the words that hole enlargement amount is too large can reach the front end paddy portion diameter (minimum outer diameter) of the taper male threads 7 of Rotatary tube joint 5, and the taper male threads 7 of Rotatary tube joint 5 is carried out with the female thread of the branch joint of not shown water pipe side screw to be connected and cause obstacle.Therefore, the maximum outside diameter of first, second hole enlargement peak 2a of portion, 2b is formed as enough larger and be less than the front end paddy portion diameter (minimum outer diameter) of the taper male threads 7 of Rotatary tube joint 5 than the internal diameter of the inside diameter of Rotatary tube joint 58.
As shown in Figure 2, certain paddy portion in the forward end region that is rotated the flexible tube 4 that formula pipe joint 5 covers, i.e. the first 3a place of paddy portion, setting-in is used at the first 3a of paddy portion and compressive strain and the seal ring 10 of rubber system that gap is therebetween sealed between interior week of Rotatary tube joint 5.Separating another the second paddy 3b of portion that more than Huo Liangge peak, a peak is configured in flexible tube rear side from this first paddy 3a of portion, setting-in is used at the second 3b of paddy portion and compressive strain and the seal ring 11 of rubber system that gap is therebetween sealed between interior week of Rotatary tube joint 5.And then, be configured in the 3rd 3c of paddy portion setting-in resin or the metal self-aligning ring 12 that more leans on flexible tube forward end than the first 3a of paddy portion, be configured in the 4th 3d of paddy portion setting-in resin or the metal self-aligning ring 13 that more leans on flexible tube rear side than the second 3b of paddy portion.Self-aligning ring 12,13 is formed the notched circle that a part for each circumference has been cut off.After the seal ring 10,11 being formed by O type circle at handle and self-aligning ring 12,13 are arranged on flexible tube 4 as described above, the lubriation material of the lubricated wet goods of silicon-coating on each outer circumferential face of these seal rings 10,11 and self-aligning ring 12,13, thus be easy to rotate Rotatary tube joint 5.
External diameter in the free state (self-aligning ring 12,13 does not produce hole enlargement necking deformation, is not compressed the state of stress or tensile stress effect) of self-aligning ring 12,13 is slightly less than the internal diameter of the inside diameter of Rotatary tube joint 58, and internal diameter in free state is slightly less than the paddy portion external diameter of the 3rd 3c of paddy portion of flexible tube 4 and the 4th 3d of paddy portion, make self-aligning ring 12,13 be arranged on the 3rd, the 4th 3c of paddy portion, the 3d of flexible tube 4 when upper the inside diameter of self-aligning ring 12,13 be reliably crimped on the paddy portion outer diameter part of the 3rd, the 4th 3c of paddy portion, 3d.This is the front end sidepiece for ease of Rotatary tube joint 5 being pressed into flexible tube 4.
Like this self-aligning ring 12,13 is configured in to the front and back of seal ring 10,11, so, under the state between the branch joint and the sprinkler head that water distributor unreeling pipe of the present invention are connected to not shown water pipe side, the self-aligning effect producing by self-aligning ring 12,13 can effectively prevent rocking of flexible tube 4, so, can prevent effectively reliably that flexible tube 4 from producing and radially rocking in the crooked grade in the inside of Rotatary tube joint 5 under interior envelope Water Pressure, make seal ring 10,11 overflow and the situation that interior water shutoff is leaked is occurred from the 3a of first, second paddy portion, 3b.
For the mode that throw off to tube axial direction rear in the forward end region from flexible tube 4 so that Rotatary tube joint 5 can not move towards the tube axial direction rear of flexible tube 4 is limited its rearward movement, one or two the 3rd 2c of the paddy portion conquassation of flexible tube 4 that is positioned at the position corresponding with the inside of the expansion rear end oral area 8a of Rotatary tube joint 5, and form the external diameter three hole enlargement peak portion 2c larger than the internal diameter of the inside diameter of Rotatary tube joint 58, make in addition the 3rd hole enlargement peak 2c of portion be projected into and expand in the oral area 8a of rear end.Now, the side below of the second hole enlargement peak 2b of portion in the state of the front-end face 5a butt of Rotatary tube joint 5, between the stepped part 9 of Rotatary tube joint 5 and the 3rd hole enlargement peak 2c of portion of flexible tube 4, form slightly gap s, under the effect that permissible flexibility pipe 4 is pressed in interior water shutoff, extend slightly movement to tube axial direction.
Claims (2)
1. a water distributor unreeling pipe, described water distributor unreeling pipe is provided with flexible tube and is nested in the Rotatary tube joint of the front end of described flexible tube, it is characterized in that:
Described Rotatary tube joint is provided with front end and narrows the taper male threads of shape in the periphery of its front end, the first peak portion conquassation of the portion foremost of described flexible tube is formed to the first hole enlargement peak portion that external diameter is larger and less than the front end paddy portion diameter of the taper male threads of described Rotatary tube joint than the internal diameter of described Rotatary tube joint, with the second peak portion conquassation of the described first peak portion adjacency of described flexible tube and form the second hole enlargement peak portion that external diameter is larger and less than the front end paddy portion diameter of the taper male threads of described Rotatary tube joint than the internal diameter of described Rotatary tube joint, the side below of described the second hole enlargement peak portion and the front-end face butt of described Rotatary tube joint, a first paddy portion setting-in in the region being covered by described Rotatary tube joint at described flexible tube for by the seal ring of the rubber system sealing between the interior week of described the first paddy portion and described Rotatary tube joint, another the second paddy portion setting-in in the region being covered by described Rotatary tube joint at described flexible tube for by the seal ring of the rubber system sealing between the interior week of described the second paddy portion and described Rotatary tube joint, and then, more self-aligning ring by the 3rd paddy portion setting-in of flexible tube forward end being configured in than described the first paddy portion, more self-aligning ring by the 4th paddy portion setting-in of flexible tube rear side being configured in than described the second paddy portion
Described self-aligning ring is formed the notched circle that a part for each circumference has been cut off, external diameter under the free state of described self-aligning ring is slightly less than the internal diameter of the inside diameter of described Rotatary tube joint, and internal diameter under the free state of described self-aligning ring is slightly less than the paddy portion external diameter of described the 3rd paddy portion of described flexible tube and the 4th paddy portion.
2. water distributor unreeling pipe as claimed in claim 1, it is characterized in that, the rear end oral area of described Rotatary tube joint is formed as further becoming the large expansion rear end oral area gradually launching than the inside diameter of described Rotatary tube joint, between these inside diameters and expansion rear end oral area, form stepped part, in with the 3rd peak portion conquassation of the flexible tube of the inside opposite position of the expansion rear end oral area of described Rotatary tube joint and form the 3rd hole enlargement peak portion that external diameter is larger than the internal diameter of the inside diameter of Rotatary tube joint, described the 3rd hole enlargement peak portion is projected into and expands in the oral area of rear end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-196188 | 2009-08-27 | ||
| JP2009196188A JP4906896B2 (en) | 2009-08-27 | 2009-08-27 | Sprinkler unwinding piping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102003580A CN102003580A (en) | 2011-04-06 |
| CN102003580B true CN102003580B (en) | 2014-06-18 |
Family
ID=43811178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010143172.6A Expired - Fee Related CN102003580B (en) | 2009-08-27 | 2010-03-29 | Water distributor unreeling pipe |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4906896B2 (en) |
| KR (1) | KR101702662B1 (en) |
| CN (1) | CN102003580B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI583852B (en) * | 2016-02-03 | 2017-05-21 | Drain pipe structure |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311840B (en) * | 2016-11-03 | 2018-05-01 | 燕山大学 | A kind of motor-car shaft coupling corrugated tube port forming method |
| DE102017002275A1 (en) * | 2017-03-10 | 2018-09-13 | Uniwell Rohrsysteme Gmbh & Co. Kg | pressure hose |
| KR101788844B1 (en) | 2017-05-18 | 2017-11-15 | 주식회사지티엘이엔지 | Water-supply apparatus for an appartment house |
| KR101788847B1 (en) | 2017-05-18 | 2017-10-20 | 주식회사지티엘이엔지 | Sprinklers connector for an appartment house |
| KR101779182B1 (en) | 2017-05-19 | 2017-09-18 | (주)세종기술단 | Sprinklers connector for an appartment house |
| KR101787089B1 (en) | 2017-05-19 | 2017-11-15 | (주)세종기술단 | Apparatus for fire fighting pipe of an appartment house |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2502099Y (en) * | 2001-10-19 | 2002-07-24 | 罗林 | Compound hose with steel frame |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60237292A (en) * | 1984-05-11 | 1985-11-26 | 日立金属株式会社 | Pipe joint for bellow pipe |
| JPH0818089B2 (en) * | 1993-02-02 | 1996-02-28 | トーフレ株式会社 | Flexible tube and manufacturing method thereof |
| JPH06235484A (en) | 1993-02-05 | 1994-08-23 | Teikoku Kinzoku Kk | Coupler part of sprinkler winding out piping |
| JPH074981U (en) * | 1993-06-25 | 1995-01-24 | 株式会社竹中工務店 | Cap nut |
| JPH0734290U (en) * | 1993-11-30 | 1995-06-23 | 株式会社青木メタル | Flexible pipe fitting |
| JPH07213640A (en) | 1994-02-01 | 1995-08-15 | Bosai Kikaku:Kk | Structure of un-winding piping for sprinkler |
| JP3682666B2 (en) * | 1996-04-30 | 2005-08-10 | ホーチキ株式会社 | Sprinkler unwinding pipe structure |
| JPH1137366A (en) * | 1997-07-15 | 1999-02-12 | Furukawa Electric Co Ltd:The | Pipe joint |
| JP2005279200A (en) * | 2004-03-29 | 2005-10-13 | Showarasenkan Seisakusho Co Ltd | Connecting structure of sprinkler winding pipe, and sprinkler winding pipe |
| JP3855170B2 (en) * | 2004-03-29 | 2006-12-06 | 株式会社昭和螺旋管製作所 | Water pipe fitting device |
-
2009
- 2009-08-27 JP JP2009196188A patent/JP4906896B2/en not_active Expired - Fee Related
-
2010
- 2010-03-26 KR KR1020100027076A patent/KR101702662B1/en active IP Right Grant
- 2010-03-29 CN CN201010143172.6A patent/CN102003580B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2502099Y (en) * | 2001-10-19 | 2002-07-24 | 罗林 | Compound hose with steel frame |
Non-Patent Citations (5)
| Title |
|---|
| JP特开2005-279200A 2005.10.13 |
| JP特开2005-282842A 2005.10.13 |
| JP特开平11-37366A 1999.02.12 |
| JP特开平6-226382A 1994.08.16 |
| JP特开昭60-237292A 1985.11.26 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI583852B (en) * | 2016-02-03 | 2017-05-21 | Drain pipe structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102003580A (en) | 2011-04-06 |
| KR20110022519A (en) | 2011-03-07 |
| JP2011047467A (en) | 2011-03-10 |
| JP4906896B2 (en) | 2012-03-28 |
| KR101702662B1 (en) | 2017-02-03 |
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