CN110462271A - Connector is used in pipe connection - Google Patents
Connector is used in pipe connection Download PDFInfo
- Publication number
- CN110462271A CN110462271A CN201880020547.4A CN201880020547A CN110462271A CN 110462271 A CN110462271 A CN 110462271A CN 201880020547 A CN201880020547 A CN 201880020547A CN 110462271 A CN110462271 A CN 110462271A
- Authority
- CN
- China
- Prior art keywords
- shaft coupling
- main body
- pipe
- mounting groove
- package parts
- 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.)
- Granted
Links
Classifications
-
- 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
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
- F16L21/065—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends tightened by tangentially-arranged threaded pins
-
- 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
- F16L17/025—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 the sealing rings having radially directed ribs
-
- 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
- F16L17/06—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between the end surfaces of the pipes or flanges or arranged in recesses in the pipe ends or flanges
-
- 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
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Joints With Sleeves (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The present invention relates to a kind of connectors, it includes the main body of hollow shape, shaft coupling, package parts, to be attached to neighbouring pipe, shaft coupling surrounds the exterior circumferential of the pipe and main body that are inserted into the main body both ends, so that pipe is incorporated into main body, package parts are intended to seek the watertightness between the shaft coupling and pipe and install, it is related to a kind of pipe connection connector in further detail, it is characterized in that, the shaft coupling is that the top shaft coupling of semi-circular shape and lower part shaft coupling are formed with circular shape cooperation, in the top shaft coupling, the both ends of lower part shaft coupling are respectively formed with flange, flange is formed with bolt hole, bolt is inserted into the bolt hole for being formed in the flange, to which top shaft coupling and lower part shaft coupling be combined with each other, in the top shaft coupling, the inner peripheral of lower part shaft coupling is formed with the first installation Slot and the second mounting groove, the first mounting groove are equipped with the package parts, and the second mounting groove, which is equipped with, protrudes the protruding ring to be formed along the outer peripheral edge of main body.As described above, the present invention has following remarkable result: the package parts by means of being formed with spatial portion in inside, it is easy to carry out water-tight work, furthermore, in the mounting portion that the outer peripheral edge of main body and the inner peripheral of shaft coupling are respectively formed with protruding ring and combine for protruding ring, so that firm combination etc. can be realized.
Description
Technical field
The present invention relates to a kind of pipe connection connectors comprising the main body of hollow shape, shaft coupling, package parts, from
And neighbouring pipe is attached, shaft coupling surrounds the exterior circumferential of the pipe and main body that are inserted into the main body both ends, to make
It obtains pipe and is incorporated into main body, package parts are intended to seek the watertightness between the shaft coupling and pipe and install.
Background technique
Connector is the utensil being attached to the both ends of mutually adjacent pipe.
As the prior art of such pipe connection connector, disclosed in patent announcement number the 1996-0007436th
Pipe connections characterized by comprising ontology is the cylindrical shape of both ends open, and a side end, which has, to be connect with socket
Interconnecting piece；Socket, one side end are connected to the interconnecting piece of the ontology, and piping is inserted into the other end, match described in the confession
The inner peripheral surface of the end perimeter of pipe insertion is provided with the cone portion that diameter reduces outward；Inserts, in a certain range may be used
The form of advance and retreat is set to body interior；And collet, the socket is inserted in the form of being able to carry out gliding motility
Between inner peripheral surface and inserts.
As another prior art, pipe connections are disclosed in Utility Model Publication No. the 1993-0004986th,
It is characterized in that, short bank and fixing groove are formed in the main body inner face of tube shape when forming pipe connections, so that it is inserted into O-ring,
The inclined surface to outside expansion is formed in end, the C-shaped locating snap ring with the inclined surface being identical with this is inserted into, stops in the C-shaped
The external screw thread of the nut of perforation and body periphery is carried out screw in the form of keeping interval between main body by the outside of rotating ring
In conjunction with when the nut combines, pressure indentation outside pipe and fixes it while C-shaped locating snap ring is slided.
But even if being attached to neighbouring a pair of of pipe, the prior art enumerated is also it occur frequently that in flowing to
Accident of the fluid in portion to outside outflow.
Summary of the invention
The present invention is proposed to solve the problems, such as described above, and its purpose is to provide a kind of connections of pipe with connecing
Head, clinging force is outstanding, can prevent the outflow of fluid.
The present invention relates to a kind of connectors comprising the main body of hollow shape, shaft coupling, package parts, thus to neighbouring
Pipe be attached, shaft coupling surround to the main body both ends be inserted into pipe and main body exterior circumferential so that pipe combine
In main body, package parts are intended to seek the watertightness between the shaft coupling and pipe and install, which is characterized in that described
Axis device is that the top shaft coupling of semi-circular shape and lower part shaft coupling are formed with circular shape cooperation, the top shaft coupling,
The both ends of lower part shaft coupling are respectively formed with flange, and flange is formed with bolt hole, insert in the bolt hole for being formed in the flange
Enter bolt, so that top shaft coupling and lower part shaft coupling be combined with each other, in the top shaft coupling, the inner peripheral of lower part shaft coupling
It is formed with the first mounting groove and the second mounting groove, the first mounting groove is equipped with the package parts, and the second mounting groove is equipped with edge
The outer peripheral edge of main body protrude the protruding ring to be formed.
As described above, the present invention has following remarkable result: the package parts by means of being formed with spatial portion in inside hold
Water-tight work is easily carried out, in addition, being respectively formed with protruding ring and for protruding ring in the outer peripheral edge of main body and the inner peripheral of shaft coupling
In conjunction with mounting portion, so that firm combination etc. can be realized.
Detailed description of the invention
Fig. 1 is the exploded view of pipe connection connector of the present invention.
Fig. 2 is the combination figure of pipe connection connector of the present invention.
Fig. 3 is the sectional view of pipe connection connector of the present invention.
Fig. 4 is the perspective view for showing the main body of pipe connection connector of the present invention.
Fig. 5 is the perspective view for showing the shaft coupling of pipe connection connector of the present invention.
Fig. 6 is the perspective view for showing the package parts of pipe connection connector of the present invention.
Fig. 7 is the perspective view that the package parts for being installed on pipe connection connector of the present invention are truncated vertically.
Fig. 8 is mounted to a part of detail perspective view of the package parts of pipe connection connector of the present invention.
Fig. 9 is mounted to the vertical section figure of the package parts of pipe connection connector of the present invention.
Label declaration
100. package parts
110. 111. first main body of main body, 112. second main body
113. pleated portions
120. the short bank in 121. first flow path hole of alar part 122.
123. preventing bank
130. protruding 131. second flow path hole of bank
140. fluid receiving portion
200. main body, 210. protruding ring
300. shaft coupling
310. top shaft coupling, 320. lower part shaft coupling, 330. flange
340. bolt hole, 350. first mounting groove, 360. second mounting groove
370. third mounting grooves
400. bolt
Specific embodiment
The present invention relates to a kind of connectors comprising the main body 200 of hollow shape, shaft coupling 300, package parts 100, from
And neighbouring pipe is attached, shaft coupling 300 surrounds the external week for the pipe and main body 200 being inserted into 200 both ends of main body
It encloses, so that pipe is incorporated into main body 200, package parts 100 are intended to seek the watertightness between the shaft coupling 300 and pipe
And install, which is characterized in that the top shaft coupling 310 and lower part shaft coupling 320 that the shaft coupling 300 is semi-circular shape are with circle
The shape cooperation of shape forms, and is respectively formed with flange 330, method at the both ends of the top shaft coupling 310, lower part shaft coupling 320
Orchid 330 is formed with bolt hole 340, bolt 400 is inserted into the bolt hole 340 for being formed in the flange 330, thus top shaft coupling
Device 310 and lower part shaft coupling 320 be combined with each other, and are formed in the inner peripheral of the top shaft coupling 310, lower part shaft coupling 320
First mounting groove 350 and the second mounting groove 360, the first mounting groove 350 are equipped with the package parts 100, the second mounting groove 360
The protruding ring 210 for protruding and being formed along the outer peripheral edge of main body 200 is installed.
The protruding ring 210 is formed along around outer side to outside protrusion at the both ends of main body 200.
On the basis of the first mounting groove 350 of inner peripheral for being formed in the top shaft coupling 310, lower part shaft coupling 320,
End is formed with the third mounting groove 370 for protrusion insertion in inner and the outer sides, and protrusion is ring-shaped and is formed in the outer of pipe
Periphery.
Hereinafter, pipe connection of the present invention is described in detail with connector referring to attached drawing as follows.
Fig. 1 is the exploded view of pipe connection connector of the present invention, and Fig. 2 is the combination figure of pipe connection connector of the present invention, and Fig. 3 is
The pipe connection of the present invention sectional view of connector.
As shown in Figure 1 to Figure 3, pipe connection connector of the present invention includes main body 200, shaft coupling 300, the envelope of hollow shape
Component 100 is filled, shaft coupling 300 surrounds the exterior circumferential of the pipe and main body 200 that are inserted into 200 both ends of main body, so that
Pipe is incorporated into main body 200, and package parts 100 are intended to seek the watertightness between the shaft coupling 300 and pipe and install.
Fig. 4 is the perspective view for showing the main body of pipe connection connector of the present invention.
As shown in figure 4, being formed with around the outer side along main body 200 at the both ends of main body 200 to the convex of outside protrusion
Play ring 210.
Fig. 5 is the perspective view for showing the shaft coupling of pipe connection connector of the present invention.
As shown in figure 5, shaft coupling 300 of the invention be top shaft coupling 310 and the lower part shaft coupling 320 of semi-circular shape with
Circular shape cooperation forms, and is respectively formed with flange 330 at the both ends of the top shaft coupling 310, lower part shaft coupling 320,
Flange 330 is formed with bolt hole 340, and bolt 400 is inserted into the bolt hole 340 for being formed in the flange 330, so that top joins
Axis device 310 and lower part shaft coupling 320 be combined with each other.
At this point, the inner peripheral in the top shaft coupling 310, lower part shaft coupling 320 is formed with the first mounting groove 350 and
Two mounting grooves 360, the first mounting groove 350 are equipped with the package parts 100, and the second mounting groove 360 is equipped with the convex of main body 200
Play ring 210.
In addition, being to be formed in the first mounting groove 350 of the inner peripheral of the top shaft coupling 310, lower part shaft coupling 320
Benchmark, end is formed with the third mounting groove 370 for the insertion of protrusion (not shown) in inner and the outer sides, and protrusion is ring-shaped
And it is formed in the outer peripheral edge of pipe.
In other words, second mounting groove 360 is combined with the protruding ring 210 for being formed in 200 outer peripheral edge of main body, third peace
Tankage 370 is combined with the protrusion of ring-shaped, and protrusion is formed in the outer peripheral edge of pipe along outer peripheral edge.
At this point, forming it arbitrarily if being formed without the protrusion of ring-shaped in the outer peripheral edge of pipe, to can realize
Firmer marriage relation.
Fig. 6 is the perspective view for showing the package parts of pipe connection connector of the present invention, and Fig. 7 is will to be installed on Guan Lian of the present invention
The perspective view being truncated vertically with the package parts of connector is connect, Fig. 8 is mounted to the package parts of pipe connection connector of the present invention
A part of detail perspective view, Fig. 9 are mounted to the vertical section figure of the package parts of pipe connection connector of the present invention.
As shown in Figures 6 to 9, the main body 110 of package parts 100 including hollow shape and towards the main body
The curved alar part 120 of 110 inner peripheral, to be formed between the alar part 120 and the medial surface of main body 110 as receiving
The fluid receiving portion 140 in the space of fluid.
Also, being formed in the terminal part of alar part 120 towards the central part protrusion of package parts 100 prevents bank 123, from
And the pipe being inserted into 100 both ends of package parts is inserted with terminal part with the form for preventing bank 123 to be in contact of the package parts 10
Enter, so that watertightness and the degree being inserted into keep certain.
In particular, make even with the pipe being inserted into inside the main body 110 to the package parts 100 alar part 120 with
The medial surface of main body 110 is in contact, in order to enable fluid can flow into fluid receiving portion 140, is being formed in alar part 120 and is preventing
Only the bending part between bank 123 is formed with the first flow path hole 121 being connected with fluid receiving portion 140.
In addition, the first flow path hole 121 of the alar part 120 is formed as semi-circular shape, what is be in contact with the alar part 121
The medial surface of main body 110 is formed with the protrusion bank 130 internally protruded, is formed with and the alar part 120 in the protrusion bank 130
The corresponding semi-circular shape in first flow path hole 121 second flow path hole 131.
As a result, if the terminal part of the alar part 120 protrudes 130 phase of bank by means of the Guan Eryu being inserted into the inside of main body
Contact, then first flow path hole 121 and second flow path hole 131 are formed as circular shape.
If package parts 100 are explained in more detail, package parts 100 are the inside streams in pipe in order to prevent
Dynamic fluid leaks to the outside, and pipe is contained in inner hollow hole, to prevent the leakage of pipe.
In particular, package parts 100 of the present invention are formed at the both ends of the main body 110 of hollow shape towards main body 110
The curved alar part 120 of inner peripheral is formed with the sky as receiving fluid between the alar part 120 and the medial surface of main body 110
Between fluid receiving portion 140.
In other words, one end of the alar part 120 is formed in the end of main body 110, other end direction in the form of one
The inner peripheral of main body 110 is bent, and spatial portion is formed between the alar part 120 and the medial surface of main body 110, thus described
Spatial portion can accommodate the fluid leaked from pipe, and the spatial portion is thus known as fluid receiving portion 140.
At this point, even in the terminal part and main body for making alar part 120 to the pipe being inserted into inside the main body 110
Medial surface is in contact, in order to enable fluid can flow into fluid receiving portion 140, is formed with and flows in the terminal part of alar part 120
The first flow path hole 121 that body receiving portion 140 is connected.
In addition, the first flow path hole 121 of the alar part 120 is formed as semi-circular shape, what is be in contact with the alar part 121
The medial surface of main body 110 is formed with the protrusion bank 130 internally protruded, and is formed with and the wing in the protrusion bank 130
The second flow path hole 131 of the corresponding semi-circular shape in first flow path hole 121 in portion 120.
As a result, if the terminal part of the alar part 120 protrudes 130 phase of bank by means of the Guan Eryu being inserted into the inside of main body
Contact, then first flow path hole 121 and second flow path hole 131 are formed as circular shape.
Also, multiple first flow path holes 121 and second flow path hole 131 are along alar part 120 and the circumference for protruding bank 130
Direction is formed in the form of separating certain intervals, so that fluid is easy to flow into fluid receiving portion 140.
In addition, the alar part 120 is formed with multiple short banks 122, short 122 direction of bank in the lateral surface being in contact with pipe
The inner circumferential central part of package parts 100 is formed obliquely, to prevent alar part 120 from rolling over towards outside direction when being inserted into pipe
It is folded.
Preferably, package parts 100 of the invention are made of synthetic rubber or synthetic resin.
As a result, if passing through first flow path hole after the fluid leakage of the internal flow of pipe by means of package parts 100
121 flow into fluid receiving portion 140, then Fluid pressure are formed in the inside in fluid receiving portion 140, so that alar part 120 is harder
Admittedly be tightly attached to the lateral surface of pipe, be achieved in the water-tight work to pipe.
In addition, terminal part towards the package parts 100 of each alar part 120 central part protrude to be formed prevent bank 123
Mutually it is close to by means of the pipe being inserted into respectively, so as to more keep the watertightness of pipe.
In addition, be formed continuously main body 110, i.e. the first thicker main body 111 of thickness and the thickness than first main body 111
The second relatively thin main body 112 circumferentially forms multiple pleated portions 113 in the lateral surface of main body 110, and thus, it is possible to hold
By the Fluid pressure generated when fluid is leaked from pipe.
As described above, the present invention has following remarkable result: the package parts by means of being formed with spatial portion in inside hold
Water-tight work is easily carried out, in addition, being respectively formed with protruding ring and for protruding ring in the outer peripheral edge of main body and the inner peripheral of shaft coupling
In conjunction with mounting portion, so that firm combination etc. can be realized.
Claims (3)
1. a kind of pipe connection connector, the connector includes the main body (200) of hollow shape, shaft coupling (300), package parts
(100), to be attached to neighbouring pipe, shaft coupling (300) surrounds the pipe being inserted into the main body (200) both ends and main body
(200) exterior circumferential, so that pipe is incorporated into main body (200), package parts (100) are intended to ask shaft coupling (300)
Watertightness between pipe and install, pipe connection connector is characterized in that,
The top shaft coupling (310) and lower part shaft coupling (320) that the shaft coupling (300) is semi-circular shape are with circular shape knot
It closes, is respectively formed with flange (330), flange at the both ends of the top shaft coupling (310), lower part shaft coupling (320)
(330) bolt hole (340) are formed with, are inserted into bolt (400) in the bolt hole (340) for being formed in the flange (330), thus
Top shaft coupling (310) and lower part shaft coupling (320) be combined with each other,
The first mounting groove (350) and second are formed in the inner peripheral of the top shaft coupling (310), lower part shaft coupling (320)
Mounting groove (360), the first mounting groove (350) are equipped with the package parts (100), the second mounting groove (360) be equipped with along
Protrude the protruding ring to be formed (210) in the outer peripheral edge of main body (200).
2. pipe connection connector according to claim 1, which is characterized in that
The protruding ring (210) is formed along around outer side to outside protrusion at the both ends of main body (200).
3. pipe connection connector according to claim 2, which is characterized in that
Be formed in the top shaft coupling (310), lower part shaft coupling (320) inner peripheral the first mounting groove (350) be base
Standard, end is formed with the third mounting groove (370) for protrusion insertion in inner and the outer sides, and protrusion is ring-shaped and is formed in pipe
Outer peripheral edge.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2017-0044248 | 2017-04-05 | ||
| KR1020170044248A KR101973850B1 (en) | 2017-04-05 | 2017-04-05 | Joint for connecting pipe |
| PCT/KR2018/003906 WO2018186651A1 (en) | 2017-04-05 | 2018-04-03 | Joint for connecting pipes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110462271A true CN110462271A (en) | 2019-11-15 |
| CN110462271B CN110462271B (en) | 2021-01-29 |
Family
ID=63712242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880020547.4A Active CN110462271B (en) | 2017-04-05 | 2018-04-03 | Joint for pipe connection |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101973850B1 (en) |
| CN (1) | CN110462271B (en) |
| WO (1) | WO2018186651A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102280044B1 (en) * | 2019-11-19 | 2021-07-21 | 주식회사 하이스텐 | pipe connecting method by clamp |
| KR102847300B1 (en) * | 2023-10-24 | 2025-08-20 | 주식회사 플랜텍 | Dust-Reducing Raw Material Yard Handling Equipment |
| KR102752712B1 (en) | 2024-04-19 | 2025-01-10 | 주식회사 하이스텐 | Mold for manufacturing packing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950019722U (en) * | 1993-12-29 | 1995-07-24 | Coupling for pipe joint | |
| JP2002048242A (en) * | 2000-08-04 | 2002-02-15 | Riken Corp | Gasket for housing type fitting |
| CN103470886A (en) * | 2013-09-02 | 2013-12-25 | 成都共同管业有限公司 | Single-groove double-clamp pipeline clamp connection system |
| KR101449428B1 (en) * | 2014-02-26 | 2014-10-13 | 엄광복 | Coupling of pipe |
| CN205716120U (en) * | 2016-04-07 | 2016-11-23 | 大连凯斯博格设备制造有限公司 | A kind of assembling pipe joint with Simple sealing circle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0680090U (en) * | 1993-04-23 | 1994-11-08 | 株式会社西原衛生工業所 | Pipe material connection structure |
| WO1997048933A1 (en) * | 1996-06-18 | 1997-12-24 | Victaulic Company Of America | Pipe coupling for plain ended pipe |
| US7086131B2 (en) * | 2004-05-14 | 2006-08-08 | Victaulic Company | Deformable mechanical pipe coupling |
| KR100749402B1 (en) * | 2006-04-12 | 2007-08-17 | 최인성 | Pipe joint |
| KR101328243B1 (en) * | 2011-11-10 | 2013-11-14 | 오봉희 | Pipe coupling |
| KR101330452B1 (en) * | 2013-01-15 | 2013-11-15 | 주식회사 하이스텐 | Flange for coupling plumbing |
-
2017
- 2017-04-05 KR KR1020170044248A patent/KR101973850B1/en active Active
-
2018
- 2018-04-03 CN CN201880020547.4A patent/CN110462271B/en active Active
- 2018-04-03 WO PCT/KR2018/003906 patent/WO2018186651A1/en not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950019722U (en) * | 1993-12-29 | 1995-07-24 | Coupling for pipe joint | |
| JP2002048242A (en) * | 2000-08-04 | 2002-02-15 | Riken Corp | Gasket for housing type fitting |
| CN103470886A (en) * | 2013-09-02 | 2013-12-25 | 成都共同管业有限公司 | Single-groove double-clamp pipeline clamp connection system |
| KR101449428B1 (en) * | 2014-02-26 | 2014-10-13 | 엄광복 | Coupling of pipe |
| CN205716120U (en) * | 2016-04-07 | 2016-11-23 | 大连凯斯博格设备制造有限公司 | A kind of assembling pipe joint with Simple sealing circle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110462271B (en) | 2021-01-29 |
| WO2018186651A1 (en) | 2018-10-11 |
| KR101973850B1 (en) | 2019-08-26 |
| KR20180113052A (en) | 2018-10-15 |
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