WO2021040164A1 - 파이프 연결용 피팅장치 - Google Patents
파이프 연결용 피팅장치 Download PDFInfo
- Publication number
- WO2021040164A1 WO2021040164A1 PCT/KR2020/003422 KR2020003422W WO2021040164A1 WO 2021040164 A1 WO2021040164 A1 WO 2021040164A1 KR 2020003422 W KR2020003422 W KR 2020003422W WO 2021040164 A1 WO2021040164 A1 WO 2021040164A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pipe
- fitting device
- groove
- pipe connection
- mounting portion
- Prior art date
Links
- 238000007789 sealing Methods 0.000 claims abstract description 113
- 238000003780 insertion Methods 0.000 claims abstract description 14
- 230000037431 insertion Effects 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims abstract description 13
- 238000007906 compression Methods 0.000 claims abstract description 13
- 238000002788 crimping Methods 0.000 claims description 33
- 238000003825 pressing Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Images
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
- F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
-
- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
- F16L19/0653—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring the ring being rotatably connected to one of the connecting parts
-
- 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
- F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
- F16L21/03—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed in the socket before connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/021—Sealings between relatively-stationary surfaces with elastic packing
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
- F16J15/106—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure homogeneous
-
- 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
- F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
- F16L13/14—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling
- F16L13/141—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling by crimping or rolling from the outside
- F16L13/142—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling by crimping or rolling from the outside with a sealing element inserted into the female part before crimping or rolling
-
- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the 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
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
-
- 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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe 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
- F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
- F16L13/14—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling
- F16L2013/145—Tools specially adapted therefor
Definitions
- the present invention relates to a fitting device for connecting pipes, and more particularly, to a fitting device for connecting pipes that rigidly connect a pair of pipes to each other to maintain airtightness.
- pipe connectors are used to connect various types of pipes constructed in the fields of construction and civil engineering, and such pipe connectors are formed in various shapes according to the size and type of pipes.
- an accommodation space is formed inside the connector into which the pipe is inserted, and an index ring and a grip ring are provided in the accommodation space. Accordingly, after the pipe is inserted into the connector, the grip ring is compressed to penetrate into the outer surface of the pipe to fix the pipe.
- an index ring is inserted into the connector into which the pipe is inserted, and then the pipe is inserted to connect it.
- the waterstop ring prevents leakage of fluid flowing into the pipe by pressing the outer surface of the pipe.
- the present invention is an invention conceived to solve the problems of the prior art described above, and has an object to provide a fitting device for pipe connection, which greatly improves the water-stop power and enables the pipe to be firmly fixed.
- the fitting device for pipe connection of the present invention for achieving the above object is connected to the first body into which the first pipe is inserted and the first body to form a pipe insertion space therein together with the first body, 2 Including a second body into which a pipe is inserted, and in the first body and the second body, a first recessed groove and a second recessed recess spaced apart from the first recessed groove are respectively formed along the periphery of the inner circumferential surface.
- a fitting unit a crimping member provided in the first recessed groove, for pressing and fixing the first pipe or the second pipe, and a crimping member provided in the second recessed groove, the fitting unit and the first pipe or the fitting unit And a sealing member for maintaining airtightness between the and the second pipe.
- first body and the second body a first member mounting portion in which the first recessed groove is formed on an inner circumferential surface, a second member mounting portion in which the second recessed groove is formed on an inner circumferential surface, the first member mounting portion, and the second body. It may include a groove spacing portion formed between the two member mounting portions and an inner extension portion extending inwardly than the second member mounting portion to connect the first body and the second body to each other.
- first body and the second body may further include an outer extension portion extending outward than the first member mounting portion.
- first member mounting portion and the second member mounting portion may be formed to have an outer diameter larger than that of the groove spacing portion and the inner extension portion.
- the length of the inner extension portion may be formed to be longer than the length of the groove separation portion.
- the diameter is reduced by compression applied to the outer circumferential surface of the fitting unit, so that the first pipe or the It may be formed to press the second pipe.
- the longitudinal section of the pressing member may include a main compression region having a predetermined shape.
- the longitudinal section of the crimping member may further include an auxiliary crimping region protruding from the main crimping region toward the center of the pipe insertion space.
- the longitudinal section of the crimping member may further include an auxiliary groove recessed into the inner side of the main crimping region.
- the sealing member may be formed to have elasticity, be seated in the second recessed groove, and formed in a ring shape.
- the sealing member may include an auxiliary sealing protrusion protruding in a spiral shape along the outer surface of the sealing member.
- the longitudinal section of the sealing member may include a main sealing region having a predetermined shape.
- the longitudinal section of the sealing member may further include an auxiliary sealing area protruding outward from the main sealing area.
- the longitudinal section of the sealing member may be formed in a form in which a pair of main sealing regions are connected to each other.
- the present invention may further include a pressing unit mounted to surround the outer circumferential surface of the first body or the second body to pressurize the outer circumferential surface of the first body or the second body.
- the pressurizing unit may include a pressurizing body having a fitting unit insertion space into which the first body or the second body is inserted, and compressing the outer circumferential surface of the first body or the second body.
- first member mounting portion and the second member mounting portion are formed to have an outer diameter larger than that of the groove spacing portion and the inner extension portion, and the first mounting groove and the first member mounting portion are mounted in the pressure body.
- the second mounting groove in which the 2 member mounting part is mounted may be formed along the periphery of the inner circumferential surface.
- the fitting device for pipe connection of the present invention for solving the above problems has the following effects.
- the pipe can be stably fixed by the pressing member and the sealing member in contact with each pipe fixed to the fitting unit, and there is an advantage in that airtightness can be greatly improved.
- FIG. 1 is a view showing an external view of a fitting device for pipe connection according to an embodiment of the present invention
- FIG. 2 is a view showing an internal structure of a fitting device for pipe connection according to an embodiment of the present invention
- FIG. 3 is a view showing the appearance of the fitting unit in the fitting device for pipe connection according to an embodiment of the present invention
- FIGS. 4 and 5 are views showing the appearance of a crimping member in the fitting device for pipe connection according to an embodiment of the present invention
- FIG. 6 is a view showing a state of a sealing member in the fitting device for pipe connection according to an embodiment of the present invention
- FIG. 7 is a view showing a state of a pressurizing unit in the fitting device for pipe connection according to an embodiment of the present invention.
- FIG. 8 is a view showing a state in which the pressurizing unit is mounted on the fitting unit in the fitting device for pipe connection according to an embodiment of the present invention
- FIG. 9 is a view showing another embodiment of a fitting unit in the fitting device for pipe connection of the present invention.
- 10 to 13 are views showing other embodiments of a crimping member in the fitting device for pipe connection of the present invention.
- FIG. 14 to 18 are views showing other embodiments of a sealing member in the fitting device for pipe connection of the present invention.
- 19 and 20 are views showing other embodiments of a pressurizing unit in the fitting device for pipe connection of the present invention.
- FIG. 1 is a view showing an external view of a fitting device for pipe connection according to an embodiment of the present invention
- Figure 2 is a view showing the internal structure of the fitting device for pipe connection according to an embodiment of the present invention.
- Figure 3 is a view showing the appearance of the fitting unit 110 in the fitting device for pipe connection according to an embodiment of the present invention.
- the fitting device for pipe connection includes a fitting unit 110, a crimping member 120, and a sealing member 130.
- the fitting unit 110 has a pipe insertion space (S 1 ) formed therein so that different pipes can be inserted at both sides, and is formed in a tubular shape as a whole.
- the fitting unit 110 includes a first body 110a into which a first pipe is inserted, and a second body 110b into which a second pipe is inserted.
- the first body 110a and the second body 110b have a shape symmetrical in both directions with respect to the center line of the fitting unit 110, and form the pipe insertion space S 1 therein.
- first body (110a) and the second body (110b) a first recessed groove (112a) and a second recessed groove (114a) formed spaced in the inward direction than the first recessed groove (112a).
- first recessed groove (112a) and a second recessed groove (114a) formed spaced in the inward direction than the first recessed groove (112a).
- Each is formed along the periphery of the inner circumference.
- the pressing member 120 is provided in the first recessed groove 112a
- the sealing member 130 is provided in the second recessed groove 114a.
- each of the first body 110a and the second body 110b includes a first member mounting portion 112 having the first recessed groove 112a formed on an inner circumferential surface, and the first member mounting portion 112 on the inner circumferential surface.
- An inner extension part 111 extending inwardly than the member mounting part 114 to connect the first body 110a and the second body 110b to each other, and extending outward from the first member mounting part 112 It has a shape including the outer extension 116.
- the first body (110a) and the second body (110b) is the inner extension part 111, the second member mounting part 114, the groove separation part in an outward direction from the center of the fitting unit 110 (113), the first member mounting portion 112, the outer extension portion 116 has a form connected in sequence.
- the first member mounting portion 112 and the second member mounting portion 114 have an outer diameter greater than that of the groove separation portion 113, the outer extension 116 and the inner extension 111 It is formed to have. Accordingly, the fitting unit 110 is formed in a tubular shape as a whole, and has a shape in which a plurality of protrusions are formed on an outer circumferential surface.
- the first body (110a) and the second body (110b), the first member mounting portion (112) and the second member mounting portion (114) are each formed one by one, but the limitation is limited thereto. Also, a plurality of the first member mounting portions 112 and the second member mounting portions 114 may be formed. In this case, a plurality of the pressing member 120 or the sealing member 130 may also be provided.
- the length of the inner extension part 111 may be longer than the length of the groove separation part 113.
- the reason for this is that the inner space of the inner extension 111 is formed to be wider, so that the end of the pipe inserted into the fitting unit 110 is deformed by the pressing force of the pressing unit 150 (see Fig. 8) to be described later. It is to prevent it from becoming.
- a ring-shaped protrusion protruding by a predetermined height may be formed on an inner circumferential surface of the center of the fitting unit 110 to which the first body 110a and the second body 110b are connected to each other. This is to limit the maximum insertion depth of the first pipe and the second pipe.
- FIG 4 and 5 are views showing the appearance of the crimping member 120 in the fitting device for pipe connection according to an embodiment of the present invention.
- the pressing member 120 is provided in the first recessed groove 112a and is a component that presses and fixes the first pipe or the second pipe.
- the pressing member 120 is seated in the first recessed groove 112a, and a portion of the circumference thereof is opened to have a non-closed shape. That is, the pressing member 120 is formed in an unfinished ring shape by forming an opening 121 in a part of the entire circumference.
- the compression member 120 may be deformed by compression applied to the outer circumferential surface of the fitting unit 110 to reduce its diameter, and press the first pipe or the second pipe inserted into the fitting unit 110 Can be fixed.
- the crimping member 120 may be formed of a metal material, and the first pipe or the second pipe is plastically deformed by the crimping member 120 to be fixed so as not to be separated from the fitting unit 110.
- the longitudinal section of the pressing member 120 includes a main compression region 122 having a predetermined shape.
- the main compression region 122 is assumed to have a circular shape.
- end portions 126 and 126 ′ on both sides of the opening 121 may be generally finished in a hemispherical rounded shape as shown on the left side of FIG. 5, or as shown on the right side of FIG. 5. It can also be finished in a chamfered shape. This is to prevent the end portions 126 and 126 ′ of the pressing member 120 from damaging the first pipe or the second pipe.
- FIG. 6 is a view showing the state of the sealing member 130 in the fitting device for pipe connection according to an embodiment of the present invention.
- the sealing member 130 is provided in the second recessed groove 114a to maintain airtightness between the fitting unit 110 and the first pipe, or the fitting unit 110 and the second pipe Element.
- the reason why the sealing member 130 is provided inside the crimping member 120 is to prevent the fluid flowing between the first pipe or the second pipe from leaking toward the crimping member 120. That is, the sealing member 130 is provided close to the center side of the fitting unit 110 and serves to prevent leakage of fluid in advance.
- the sealing member 130 is formed to have elasticity, is seated in the second recessed groove 114a, and is formed in a ring shape as a whole.
- the sealing member 130 has a shape including an auxiliary sealing protrusion 136 that protrudes in a spiral shape along the outer surface of the sealing member 130.
- the auxiliary sealing protrusion 136 allows the sealing member 130 to have a greater exponential force between the fitting unit 110 and the first pipe, or between the fitting unit 110 and the second pipe.
- the longitudinal section of the sealing member 130 may include a main sealing region 132 having a predetermined shape and an auxiliary sealing region 134 protruding outward from the main sealing region 132.
- the main sealing area 132 is formed to have a circular shape
- the auxiliary sealing area 134 has a shape in which a pair of the auxiliary sealing areas 134 protrude to both sides of the main sealing area 132.
- Such a longitudinal cross-sectional shape allows the sealing member 130 to more strongly adhere to the first pipe or the second pipe, thereby improving the water-stop power.
- pipes may be scratched during manufacturing, transportation, and use at construction sites, and the allowable range for this is said to allow 22% of the thickness of the tube.
- the allowable range for this is said to allow 22% of the thickness of the tube.
- refrigerants such as helium
- the air conditioner are sensitive to scratches, thereby increasing the possibility of leakage.
- the auxiliary sealing area 134 and the auxiliary sealing member 136 together with the main sealing area 132 are provided, so that the pressure with the pipe is increased, so that the water force can be maintained.
- the present invention has the effect of maintaining the water-stop power even if there is a scratch in the pipe.
- FIG. 7 is a view showing a state of the pressurizing unit 150 in the pipe connection fitting device according to an embodiment of the present invention
- FIG. 8 is a pipe connection fitting device according to an embodiment of the present invention, It is a view showing a state in which the pressing unit 150 is mounted on the fitting unit 110.
- the fitting device for pipe connection according to an embodiment of the present invention further includes a pressurizing unit 150.
- the pressing unit 150 is mounted to surround the outer circumferential surface of the first body 110a or the second body 110b to pressurize the outer circumferential surface of the first body 110a or the second body 110b. It is a component for deforming the crimping member 120 provided on the inside of the fitting unit 110 and for strongly constraining it by applying pressure to the first pipe or the second pipe.
- the pressing unit 150 has a fitting unit insertion space (S 2 ) into which the first body (110a) or the second body (110b) is inserted, and the first body (110a) Alternatively, it includes a pressurizing body 151 surrounding and pressing the outer peripheral surface of the second body 110b.
- the pressurizing body 151 has a first mounting groove 152 in which the first member mounting portion 112 of the fitting unit 110 is mounted, and a second mounting groove in which the second member mounting portion 114 is mounted. (154) is formed along the circumference of the inner circumference.
- the pressurization body 151 is mounted on the fitting unit 110 as shown in FIG. 8, and the inner extension 111 and the second member of the first body 110a or the second body 110b
- the mounting portion 114, the groove spaced portion 113, the first member mounting portion 112, the outer extension portion 116 is in contact with each to apply a pressing force.
- the pressing unit 150 of this type may increase the fastening force so that the first pipe or the second pipe does not come off.
- the pressing unit 150 is formed to press only a part of the inner extension part 111, so that the end of the first pipe or the second pipe can be prevented from being deformed.
- the inner circumferential surface 153 of the first and second seating grooves 152 and 154 may have various cross-sectional shapes.
- the cross section of the inner circumferential surface 153 of the first and second seating grooves 152 and 154 has a flat shape.
- FIG. 9 is a view showing another embodiment of the fitting unit 210 in the fitting device for pipe connection of the present invention.
- the fitting unit 210 of another embodiment illustrated in FIG. 9 also includes a first body 210a and a second body 210b, and a pipe insertion space S 1 is formed therein.
- the first body 210a and the second body 210b are formed in a form in which the outer extension part is omitted. That is, in this embodiment, the first body 210a and the second body 210b are spaced apart from the center of the fitting unit 210 in the outer direction of the inner extension 211, the second member mounting part 214, and the groove The part 213 and the first member mounting part 212 are sequentially connected.
- the fitting unit 210 may be formed to have a shorter length by omitting the outer extension.
- 10 to 13 are views showing other embodiments of the crimping members 220, 320, 420, and 520 in the fitting device for pipe connection of the present invention.
- the pressing members 220, 320, 420, and 520 have openings 221, 321, 421, and 521 formed in part of the entire circumference, respectively, to form an unfinished ring. It has a common feature to be formed.
- the longitudinal section of the crimping member 220 is a main crimping region 222 in a rectangular shape as a whole, and the longitudinal section of the crimping member 320 of the embodiment shown in FIG. It is formed to have a region 322.
- the longitudinal section of the crimping member 420 of the embodiment shown in FIG. 12 is a semicircular main crimping region 422 and an auxiliary crimping region protruding from the main crimping region 422 toward the center of the pipe insertion space of the fitting unit.
- the auxiliary compression region 424 enables the first pipe or the second pipe to be compressed more strongly.
- the longitudinal section of the pressing member 520 of the embodiment shown in FIG. 13 includes a main compression region 522 in a shape in which the end of a semicircle is elongated, and an auxiliary groove 524 recessed into the inner side of the main compression region. Is formed in a shape.
- the auxiliary groove 524 is formed in a concave shape so that the protrusions formed on both sides of the auxiliary groove 524 can press the first pipe or the second pipe more strongly.
- the pressing members 220, 320, 420, and 520 may be formed in various shapes.
- FIG. 14 to 17 are views showing other embodiments of the sealing members 230, 330, and 430 in the fitting device for pipe connection of the present invention.
- the sealing members 230, 330, 430, and 530 each have elasticity and have a common characteristic of being formed in a ring shape.
- the sealing member 230 includes an auxiliary sealing protrusion 236, the main sealing area 232 having a circular longitudinal section, and the center of the fitting unit from the main sealing area 232 It is formed in a shape including the auxiliary sealing area 234 protruding in the direction.
- the sealing member 330 since the sealing member 330 includes only the main sealing area 332 in a rectangular shape, the surface in contact with the first pipe or the second pipe is formed flat. The contact area can be further increased.
- the sealing member 430 is formed in a form in which a pair of main sealing areas 432a and 432b are connected to each other in a longitudinal section, and the pair of main sealing areas 432a and 432b are Each is formed in a circular shape.
- a concave connection groove 434 is formed between the pair of main sealing regions 432a and 432b, and accordingly, the sealing member 432 of the present embodiment forms a plurality of contact with the first pipe or the second pipe. By doing this, you can improve the exponential power.
- the sealing member 530 includes an auxiliary sealing protrusion 536 along the circumference, as described above, and a main sealing area 532 having a circular longitudinal section and a fitting from the main sealing area 532. It is formed in a shape including an auxiliary sealing area 534 protruding toward the center of the unit 110 and wing portions 538 protruding toward both sides around the auxiliary sealing area 534.
- the basic role is similar to that described above, but the auxiliary sealing area 534 and the wing part 538 protruding from the main sealing area 532 each have a plurality of contact points and adhere to the pipe to improve the water resistance. Let it.
- auxiliary sealing protrusion 536 may protrude higher than the height of the wing portions 538 at both ends of the central portion between the wing portions 538.
- the auxiliary sealing protrusion 536 increases in protrusion height toward the center, and contacts the fitting unit 110 on the wing portion 538
- the auxiliary sealing protrusion 536 in the area to be formed is uniformly formed.
- the auxiliary sealing protrusion 536 is formed to pass through the main sealing area 532 and the auxiliary sealing area 534 in a spiral shape, the main sealing area 532 has a uniform protrusion height and the auxiliary sealing area 534 Relatively protruding height is formed
- the protrusion height is formed to gradually increase from the wing portion 538 to the center of the auxiliary sealing area 534.
- the auxiliary sealing protrusion 536 of the sealing member 530 has a uniform protruding height in the main sealing area 532 and is connected to the wing part 538 so that there is no change in height, and the auxiliary sealing area In (534), the height is formed to increase linearly toward the center from both ends where the wing portions 538 are located.
- auxiliary sealing protrusion 536 has a difference in protrusion height depending on the position, it is possible to stably contact the pipe to increase the exponential force.
- the sealing member 530 is deformed by receiving pressure while being provided between the pipe and the fitting unit.
- the auxiliary sealing protrusion 536 formed along the circumference of the sealing member 530 may be in contact with the inner surface side of the second recessed groove 114a by deformation.
- auxiliary sealing protrusions 536 formed over the circumference of the sealing member 530 three contact points P1, P2, P3 are formed on the inner surface of the second recessed groove 114a, and additionally the main sealing area 532 The contact point is formed by the deformation of.
- the auxiliary sealing protrusion 536 is formed relatively higher than the main sealing area 532 in the auxiliary sealing area 534, the overall thickness can be increased even if deformation by compression occurs, thereby increasing the exponential force.
- the sealing member 530 according to the embodiment of the present invention is stable in contact with the pipe multiple times by the auxiliary sealing area 534 and the wing part 538 even in the area where the auxiliary sealing protrusion 536 is not present. Can be contacted.
- the protruding height of the auxiliary sealing protrusion 536 is formed relatively high in the auxiliary sealing area 534 to improve the exponential power.
- sealing members 230, 330, 430, and 530 may also be formed in various shapes.
- 19 and 20 are views showing other embodiments of the pressing units 250 and 350 in the fitting device for pipe connection of the present invention.
- the pressing units 250 and 350 have a fitting unit insertion space S 2 formed therein, and pressure bodies 251 and 351 that wrap around the outer circumference of the fitting unit and pressurize ), and the pressing bodies 251 and 351 have a common feature that the first mounting grooves 252 and 352 and the second mounting grooves 254 and 354 are formed along the circumference of the inner circumferential surface.
- the inner circumferential surfaces 253 and 353 of the first and second seating grooves 252 and 352 and 254 and 354 are more inwardly recessed. Have.
- the first seating groove 352 and the second seating groove ( The difference is that the inner circumferential surface 353 of 354 is formed in a more rounded shape.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Sleeves (AREA)
- Gasket Seals (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
Description
Claims (17)
- 제1파이프가 삽입되는 제1바디 및 상기 제1바디와 연결되어 상기 제1바디와 함께 내부에 파이프 삽입공간을 형성하며, 제2파이프가 삽입되는 제2바디를 포함하고, 상기 제1바디 및 상기 제2바디에는, 제1함몰홈, 및 상기 제1함몰홈보다 내측에 이격 형성된 제2함몰홈이 내주면 둘레를 따라 각각 형성된 피팅유닛;상기 제1함몰홈에 구비되어, 상기 제1파이프 또는 상기 제2파이프를 압박하여 고정하는 압착부재; 및상기 제2함몰홈에 구비되어, 상기 피팅유닛과 상기 제1파이프 또는 상기 피팅유닛과 상기 제2파이프 사이의 기밀을 유지하는 실링부재;를 포함하는 파이프 연결용 피팅장치.
- 제1항에 있어서,상기 제1바디 및 상기 제2바디는,내주면에 상기 제1함몰홈이 형성되는 제1부재장착부;내주면에 상기 제2함몰홈이 형성되는 제2부재장착부;상기 제1부재장착부 및 상기 제2부재장착부 사이에 형성되는 홈 이격부; 및상기 제2부재장착부보다 내측으로 연장되어 상기 제1바디 및 상기 제2바디를 서로 연결하는 내측연장부;를 포함하는 파이프 연결용 피팅장치.
- 제2항에 있어서,상기 제1바디 및 상기 제2바디는,상기 제1부재장착부보다 외측으로 연장되는 외측연장부를 더 포함하는 파이프 연결용 피팅장치.
- 제2항에 있어서,상기 제1부재장착부 및 상기 제2부재장착부는 상기 홈 이격부 및 상기 내측연장부보다 큰 외경을 가지도록 형성된 파이프 연결용 피팅장치.
- 제2항에 있어서,상기 내측연장부의 길이는 상기 홈 이격부의 길이보다 길게 형성된 파이프 연결용 피팅장치.
- 제1항에 있어서,상기 압착부재는 상기 제1함몰홈에 안착되며, 둘레 일부가 개구되어 비폐쇄된 형태를 가지도록 형성됨에 따라, 상기 피팅유닛 외주면에 가해지는 압착에 의해 직경이 감소되어 상기 제1파이프 또는 상기 제2파이프를 압박하도록 형성된 파이프 연결용 피팅장치.
- 제6항에 있어서,상기 압착부재의 종단면은 기 설정된 형상의 메인압착영역을 포함하는 파이프 연결용 피팅장치.
- 제7항에 있어서,상기 압착부재의 종단면은 상기 메인압착영역으로부터 상기 파이프 삽입공간의 중심 방향 측으로 돌출된 보조압착영역을 더 포함하는 파이프 연결용 피팅장치.
- 제7항에 있어서,상기 압착부재의 종단면은 상기 메인압착영역의 내측으로 함몰된 보조홈을 더 포함하는 파이프 연결용 피팅장치.
- 제1항에 있어서,상기 실링부재는 탄성을 가지도록 형성되어 상기 제2함몰홈에 안착되고, 링 형태로 형성된 파이프 연결용 피팅장치.
- 제10항에 있어서,상기 실링부재는, 상기 실링부재의 외면을 따라 나선형으로 돌출된 보조실링돌기를 포함하는 파이프 연결용 피팅장치.
- 제10항에 있어서,상기 실링부재의 종단면은 기 설정된 형상의 메인실링영역을 포함하는 파이프 연결용 피팅장치.
- 제12항에 있어서,상기 실링부재의 종단면은 상기 메인실링영역으로부터 외측으로 돌출된 보조실링영역을 더 포함하는 파이프 연결용 피팅장치.
- 제12항에 있어서,상기 실링부재의 종단면은 한 쌍의 메인실링영역이 서로 연결된 형태로 형성된 파이프 연결용 피팅장치.
- 제1항에 있어서,상기 제1바디 또는 상기 제2바디의 외주면을 감싸도록 장착되어 상기 제1바디 또는 상기 제2바디의 외주면을 가압하는 가압유닛을 더 포함하는 파이프 연결용 피팅장치.
- 제15항에 있어서,상기 가압유닛은,내부에 상기 제1바디 또는 상기 제2바디가 삽입되는 피팅유닛 삽입공간이 형성되고, 상기 제1바디 또는 상기 제2바디의 외주면을 감싸 가압하는 가압바디를 포함하는 파이프 연결용 피팅장치.
- 제16항에 있어서,상기 제1부재장착부 및 상기 제2부재장착부는 상기 홈 이격부 및 상기 내측연장부보다 큰 외경을 가지도록 형성되며,상기 가압바디에는 상기 제1부재장착부가 안착되는 제1안착홈 및 상기 제2부재장착부가 안착되는 제2안착홈이 내주면 둘레를 따라 형성된 파이프 연결용 피팅장치.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2020202125A AU2020202125A1 (en) | 2019-08-30 | 2020-03-12 | Fitting apparatus for connecting pipes |
CA3076165A CA3076165C (en) | 2019-08-30 | 2020-03-12 | Fitting apparatus for connecting pipes |
CN202080000453.8A CN112752919B (zh) | 2019-08-30 | 2020-03-12 | 管道连接用装配装置 |
EP20710408.4A EP4023920A4 (en) | 2019-08-30 | 2020-03-12 | ADJUSTING DEVICE FOR PIPE CONNECTION |
AU2021286409A AU2021286409B2 (en) | 2019-08-30 | 2021-12-17 | Fitting apparatus for connecting pipes |
AU2024202652A AU2024202652A1 (en) | 2019-08-30 | 2024-04-23 | Fitting apparatus for connecting pipes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0106960 | 2019-08-30 | ||
KR1020190106960A KR102139467B1 (ko) | 2019-08-30 | 2019-08-30 | 파이프 연결용 피팅장치 |
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WO2021040164A1 true WO2021040164A1 (ko) | 2021-03-04 |
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PCT/KR2020/003422 WO2021040164A1 (ko) | 2019-08-30 | 2020-03-12 | 파이프 연결용 피팅장치 |
Country Status (7)
Country | Link |
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US (1) | US11519532B2 (ko) |
EP (1) | EP4023920A4 (ko) |
KR (1) | KR102139467B1 (ko) |
CN (1) | CN112752919B (ko) |
AU (3) | AU2020202125A1 (ko) |
CA (1) | CA3076165C (ko) |
WO (1) | WO2021040164A1 (ko) |
Families Citing this family (5)
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KR101954308B1 (ko) * | 2018-06-08 | 2019-03-05 | 정우금속공업 주식회사 | 파이프 연결용 실링부재 |
DK4019821T3 (da) * | 2020-12-23 | 2023-07-03 | Walter Stauffenberg Gmbh & Co Kg | Rørforbindelse |
CN112901869A (zh) * | 2021-03-30 | 2021-06-04 | 浙江班尼戈智慧管网股份有限公司 | 一种带齿形环的卡压式管道连接件 |
KR20230032252A (ko) * | 2021-08-30 | 2023-03-07 | 정우금속공업 주식회사 | 삽입형 파이프 연결장치 |
KR102663953B1 (ko) * | 2022-03-07 | 2024-05-09 | 주식회사 디앤이 | 인라인 화염 차단 시스템 |
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Also Published As
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CN112752919A (zh) | 2021-05-04 |
AU2020202125A1 (en) | 2021-03-18 |
CA3076165A1 (en) | 2021-02-28 |
EP4023920A1 (en) | 2022-07-06 |
KR102139467B1 (ko) | 2020-07-30 |
AU2024202652A1 (en) | 2024-05-16 |
EP4023920A4 (en) | 2023-08-16 |
CA3076165C (en) | 2023-08-29 |
US11519532B2 (en) | 2022-12-06 |
AU2021286409A1 (en) | 2022-01-20 |
US20210062944A1 (en) | 2021-03-04 |
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CN112752919B (zh) | 2022-07-08 |
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