CN115523353A - Multi-runner pipe-in-pipe and multi-runner connecting assembly - Google Patents

Multi-runner pipe-in-pipe and multi-runner connecting assembly Download PDF

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Publication number
CN115523353A
CN115523353A CN202211090200.1A CN202211090200A CN115523353A CN 115523353 A CN115523353 A CN 115523353A CN 202211090200 A CN202211090200 A CN 202211090200A CN 115523353 A CN115523353 A CN 115523353A
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CN
China
Prior art keywords
pipe
joint
connector
channel
water inlet
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Pending
Application number
CN202211090200.1A
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Chinese (zh)
Inventor
张信贵
林谋拥
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Xiamen Forbetter Sanitary Ware Co Ltd
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Xiamen Forbetter Sanitary Ware Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xiamen Forbetter Sanitary Ware Co Ltd filed Critical Xiamen Forbetter Sanitary Ware Co Ltd
Priority to CN202211090200.1A priority Critical patent/CN115523353A/en
Publication of CN115523353A publication Critical patent/CN115523353A/en
Pending legal-status Critical Current

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    • 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
    • F16L9/00—Rigid pipes
    • F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
    • F16L9/19—Multi-channel pipes or pipe assemblies
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/025—Water supply lines as such, e.g. shower hoses
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C1/0403—Connecting the supply lines to the tap body
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C1/0404—Constructional or functional features of the spout
    • 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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/02—Branch units, e.g. made in one piece, welded, riveted
    • F16L41/03—Branch units, e.g. made in one piece, welded, riveted comprising junction pieces for four or more pipe members
    • 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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another 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
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
    • F16L41/10—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe the extremity of the pipe being screwed into the wall
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C2001/0414—Water-basin installations specially adapted to wash-basins or baths allowing different orientations of the spout or the outlet nozzle

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

The invention discloses a multi-runner pipe-in-pipe and a multi-runner connecting assembly. The multi-runner pipe-in-pipe adopts a pipe-in-pipe structure and has the advantages of small volume and convenience in installation.

Description

Multi-runner pipe-in-pipe and multi-runner connecting assembly
Technical Field
The invention relates to the field of kitchens and bathrooms, in particular to a multi-runner pipe-in-pipe and multi-runner connecting assembly.
Background
At present, an integrated faucet capable of outputting different types of water flows gradually becomes a trend, and the existing integrated faucet needs to be provided with independent flow channels respectively according to the number of the different types of water flows to be output, and at least two dispersed pipe bodies need to be used for connection, so that the following problems can be brought:
1. the large installation space occupied by these tubular elements results in an integrated tap body of large dimensions, so that the tap body has enough space to pass through these tubular elements;
2. when being installed, the pipe bodies are easy to wind in the using process, so that the drawing use of the pipe bodies is influenced;
3. when the integrated tap is installed by consumers, each pipe body of the pipe bodies needs to be connected, and installation is complicated.
Disclosure of Invention
The invention aims to provide a multi-channel pipe-in-pipe and a multi-channel connecting assembly so as to overcome the defects in the prior art.
In order to achieve the above purpose, the solution of the invention is:
a multi-runner pipe-in-pipe comprises an outer pipe, an inner pipe group and a connecting joint; the connecting joint comprises an outer connecting head and an inner connecting piece arranged in the outer connecting head, a water passing channel is formed between the outer connecting head and the inner connecting piece, and the inner connecting piece is provided with a first inner connecting joint and a second inner connecting joint; the inner pipe group comprises a first inner pipe and a second inner pipe, the first ends of the first inner pipe and the second inner pipe are respectively connected with a first inner connecting joint and a second inner connecting joint of an inner connecting piece, a first inner flow passage communicated with the first inner connecting joint is formed inside the first inner pipe, and a second inner flow passage communicated with the second inner connecting joint is formed inside the second inner pipe; the outer pipe is sleeved with the first inner pipe and the second inner pipe, the first end of the outer pipe is connected with the outer connector, and an outer flow passage communicated with the water passing channel is formed between the outer pipe and the first inner pipe and between the outer pipe and the second inner pipe.
The connecting joint further comprises a connecting ring, the connecting ring is arranged in the outer connecting head and is connected with the outer connecting head and the inner connecting piece, and the connecting ring is provided with a water passing port.
The inner connecting piece is provided with a ring groove, and the inner wall of the outer connecting head is provided with a blocking edge; the inner side of the connecting ring is embedded in the annular groove, and the connecting ring is provided with a buckle clamped with the blocking edge.
The connecting ring is of a split ring structure, and the water passing port is formed at the opening of the connecting ring.
The first inner pipe and the second inner pipe of the inner pipe group are connected to form an integral structure.
A multi-channel connection assembly comprising a water inlet joint and a multi-channel pipe-in-pipe as described above; the water inlet connector is provided with a first water inlet connector, a second water inlet connector, a third water inlet connector and an outer connector, a first inner connector and a second inner connector are arranged in the outer connector, the first inner connector and the second inner connector are respectively communicated with the first water inlet connector and the second water inlet connector, and a water passing channel communicated with the third water inlet connector is formed between the outer connector and the first inner connector as well as between the outer connector and the second inner connector; the outer connector of the multi-runner pipe is connected with the outer connector, the water passing channel is communicated with the water passing channel, and the first inner connector and the second inner connector of the multi-runner pipe are respectively communicated with the first inner connector and the second inner connector in a butt joint mode.
The first water inlet interface is communicated with the first interconnection interface in an intersecting manner, the second water inlet interface is communicated with the second interconnection interface in an intersecting manner, the third water inlet interface is communicated with the water passing channel through a connecting channel arranged in the water inlet connector, and the third water inlet interface and the water passing channel are oppositely arranged.
A first sealing ring is clamped between the first inner connecting joint and the first inner connecting interface, a second sealing ring is clamped between the second inner connecting joint and the second inner connecting interface, and the first sealing ring and the second sealing ring are integrally formed to form a sealing element.
And the outer connecting port sleeve of the water inlet joint is provided with a connecting nut, and the connecting nut is in threaded connection with the outer connecting head.
The middle tube of the multi-channel tube also comprises an adapter; the adapter joint is provided with a first inner adapter joint, a second inner adapter joint and an outer adapter joint for connecting the first inner adapter joint and the second inner adapter joint, the outer adapter joint is connected with the second end of the outer pipe, the outer adapter joint is provided with a water through hole communicated with the outer flow passage, and the first inner adapter joint and the second inner adapter joint are respectively communicated with the second ends of the first inner pipe and the second inner pipe.
The multi-channel connecting assembly also comprises a water outlet head connected with the outer adapter; the water outlet head is provided with a first water outlet channel and a second water outlet channel, the first water outlet channel is communicated with the first inner adapter in a butt joint mode, and the second water outlet channel is communicated with the second adapter and the water passing through hole.
The water outlet head is a bubbler or a kitchen sprinkler.
After adopting the scheme, the invention has the following characteristics:
1. the first inner flow channel, the second inner flow channel and the outer flow channel of the multi-flow-channel pipe form independent first inner flow channel, second inner flow channel and outer flow channel, and the first inner flow channel, the second inner flow channel and the outer flow channel can be respectively connected with different types of water flows through the first inner connecting joint, the second inner connecting joint and the water passing channel of the connecting joint, so that the first inner flow channel, the second inner flow channel and the outer flow channel of the multi-flow-channel pipe can independently convey different types of water flows, the different types of water flows cannot be polluted by each other, and the requirements of an integrated faucet needing to independently convey different types of water flows are met;
2. the first inner pipe and the second inner pipe of the inner pipe group are sleeved with the outer pipe of the multi-flow-channel pipe, so that the outer pipe and the inner pipe group are arranged in an overlapping mode, the size of the multi-flow-channel pipe is reduced, the installation space of the multi-flow-channel pipe occupies a small space, the size of a faucet main body of an integrated faucet is reduced, the faucet main body can conveniently penetrate through a table top to be used for installing an installation hole of the integrated faucet, and meanwhile the multi-flow-channel pipe is convenient to pull and use;
3. the connecting joint of the multi-runner pipe middle pipe comprises an outer connecting head and an inner connecting piece arranged in the outer connecting head, the connecting joint is connected with the outer pipe, and a first inner connecting joint and a second inner connecting joint of the inner connecting piece are respectively connected with a first inner pipe and a second inner pipe;
4. the water inlet joint is simply and conveniently connected with the connecting joint of the multi-channel pipe, and different types of water flows can be respectively input into the first inner flow channel, the second inner flow channel and the outer flow channel of the multi-channel pipe.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is an exploded view of the first embodiment of the present invention;
FIG. 3 is a first assembled cross-sectional view of the first embodiment of the present invention;
FIG. 4 is a second sectional view of the first embodiment of the present invention;
FIG. 5 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 6 is an exploded view of the second embodiment of the present invention;
FIG. 7 is a combined cross-sectional view of a first embodiment of the present invention;
FIG. 8 is a second combined cross-sectional view of the second embodiment of the present invention;
FIG. 9 is an exploded view of the tube of the present invention;
FIG. 10 is a schematic structural diagram of an external connector according to the present invention;
FIG. 11 is a schematic view of an interconnect of the present invention;
FIG. 12 is a schematic view of the attachment ring of the present invention;
FIG. 13 is a schematic view of the structure of the adapter of the present invention;
FIG. 14 is a schematic structural view of the water inlet joint of the present invention;
description of reference numerals:
the multi-channel pipe comprises a pipe 1, a water passing channel 1301, a first inner channel 101, a second inner channel 102, an outer channel 103, an outer pipe 11, an outer pipe joint 111, an inner pipe set 12, a first inner pipe 121, a second inner pipe 122, a connecting joint 13, an outer connector 131, a baffle edge 1311, an inner connector 132, a first inner connector 1321, a second inner connector 1322, a ring groove 1323, a positioning column 1324, an embedding groove 1325, a connecting ring 133, a water passing port 1331, a buckle 1332, an adapter joint 14, a first inner adapter 141, a second inner adapter 142, an outer adapter 143 and a water passing through hole 1431,
a water inlet joint 2, a first water inlet interface 21, a second water inlet interface 22, a third water inlet interface 23, an external connecting port 24, a first internal connecting interface 25, a second internal connecting interface 26, a water passing channel 27, a connecting channel 28 and a positioning hole 29,
the quick-connecting joint (3) is provided with a quick-connecting joint,
the connection nut (4) is connected with the screw,
the sealing member 5, the first seal ring 51, the second seal ring 52,
the water outlet head 6, the bubbler 601, the kitchen shower 602, the first water outlet channel 61 and the second water outlet channel 62.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 14, the present invention discloses a multi-channel connection assembly, which includes a multi-channel pipe-in-pipe 1 and a water inlet joint 2 connected to the multi-channel pipe-in-pipe 1; the water inlet connector 2 is used for connecting different types of water flows, and the middle pipe 1 of the multi-channel pipe can independently convey the different types of water flows.
In the invention, the multi-runner pipe-in-pipe 1 comprises an outer pipe 11, an inner pipe group 12 and a connecting joint 13; the connecting joint 13 comprises an outer connecting joint 131 and an inner connecting joint 132 arranged in the outer connecting joint 131, a water passage 1301 is formed between the outer connecting joint 131 and the inner connecting joint 132, and the inner connecting joint 132 is provided with a first inner connecting joint 1321 and a second inner connecting joint 1322; the inner tube assembly 12 includes a first inner tube 121 and a second inner tube 122, first ends of the first inner tube 121 and the second inner tube 122 are respectively connected to a first inner connector 321 and a second inner connector 1322 of the inner connector 132, a first inner flow passage 101 communicated with the first inner connector 1321 is formed inside the first inner tube 121, and a second inner flow passage 102 communicated with the second inner connector 1322 is formed inside the second inner tube 122; the outer tube 11 is sleeved with the first inner tube 121 and the second inner tube 122, the first end of the outer tube 11 is connected with the outer connector 131, and an outer flow passage 103 communicated with the water passing channel 1301 is formed between the outer tube 11 and the first inner tube 121 and the second inner tube 122. As can be seen from the foregoing, the multi-channel pipe 1 forms the independent first inner channel 101, second inner channel 102 and outer channel 103, and the first inner channel 101, second inner channel 102 and outer channel 103 can be respectively connected to different types of water flows through the first inner connector 1321, second inner connector 1322 and water passing channel 1301 of the connector 13, so that the first inner channel 101, second inner channel 102 and outer channel 103 of the multi-channel pipe 1 can independently convey different types of water flows, so that the different types of water flows cannot be polluted by each other, and the requirement of an integrated faucet that needs to independently convey different types of water flows is met; in addition, the outer tube 11 of the multi-channel tube-in-tube 1 is sleeved with the first inner tube 121 and the second inner tube 122 of the inner tube set 12, which enables the outer tube 11 and the inner tube set 12 to be arranged in an overlapping manner, thereby being beneficial to reducing the volume of the multi-channel tube-in-tube 1, enabling the installation space of the multi-channel tube-in-tube 1 to occupy a small space, being beneficial to reducing the size of a faucet body of an integrated faucet and being convenient for passing through a mounting hole for installing the integrated faucet, and simultaneously being convenient for drawing and using the multi-channel tube-in-tube 1. The connector 13 of the multi-channel pipe 1 includes an outer connector 131 and an inner connector 132 disposed in the outer connector 131, the connector 13 is connected to the outer pipe 11, and a first inner connector 1321 and a second inner connector 1322 of the inner connector 132 are respectively connected to the first inner pipe 121 and the second inner pipe 122, so that the outer connector 131 and the inner connector 132 are disposed in an overlapping manner to facilitate reducing the volume of the connector 13, so that the connector 13 can pass through the faucet body of the integrated faucet and through the mounting hole of the table top for mounting the integrated faucet.
In the present invention, the connection joint 13 of the tube 1 in the multi-channel tube may further include a connection ring 133, the connection ring 133 is disposed in the outer connector 131, the connection ring 133 is respectively connected to the outer connector 131 and the inner connector 132 to dispose the inner connector 132 in the outer connector 131, and the connection ring 133 is provided with a water passing hole 1331 to ensure that the water passing channel 1301 can pass water. The outer connector 131, the inner connector 132 and the connecting ring 133 of the connecting joint 13 may be formed and then assembled, such that the outer connector 131 may be connected to the outer tube 11, the first inner connector 1321 and the second inner connector 1322 of the inner connector 132 may be connected to the first inner tube 121 and the second inner tube 122, respectively, and then the outer connector 131, the inner connector 132 and the connecting ring 133 may be assembled to form the connecting joint 13, thereby greatly facilitating the connection of the connecting joint 13 with the outer tube 11, the first inner tube 121 and the second inner tube 122, and facilitating the stable fixation of the outer tube 11, the first inner tube 121 and the second inner tube 122 by means of a clamp. Specifically, the outer connector 131, the inner connector 132 and the connecting ring 133 of the connecting joint 13 can be respectively injection molded, the inner connector 132 is provided with a ring groove 1323, the inner wall of the outer connector 131 is provided with a blocking edge 1311, the inner side of the connecting ring 133 is embedded in the ring groove 1323, the connecting ring 133 is provided with a buckle 1332 clamped with the blocking edge 1311, and the connecting joint of the connecting joint 13 can enable the outer connector 131 to rotate relative to the inner connector 132, so that the connecting joint 13 can be conveniently connected with the water inlet joint 2; the connection ring 133 may have a split ring structure, and the opening of the connection ring 133 forms the water gap 1331, so that the inner side of the connection ring 133 is conveniently embedded in the annular groove 1323 and the material consumption of the connection ring 133 can be reduced. It should be noted that the present invention is not limited to the outer connector 131, the inner connector 132 and the connecting ring 133 of the connecting joint 13 being assembled after being molded separately, and the outer connector 131, the inner connector 132 and the connecting ring 133 of the connecting joint 13 may be integrally injection molded.
In the present invention, the first inner tube 121 and the second inner tube 122 of the inner tube set 12 of the tube 1 in the multi-channel tube may be connected to form an integral structure (i.e. the cross section of the inner tube set 12 is "8"), which is convenient for the inner tube set 12 to penetrate into the outer tube 11, and further convenient for the tube 1 in the multi-channel tube to be assembled, and the first ends of the first inner tube 121 and the second inner tube 122 may be respectively inserted and matched with the first inner connector 1321 and the second inner connector 1322.
In the invention, the first end of the outer pipe 1 of the multi-channel pipe 1 can be matched with the outer pipe joint 111 through a clamp, and the outer pipe joint 111 and the outer connector 131 can be connected in a threaded connection mode, so that the outer pipe 1 and the outer connector 131 are simply and conveniently connected.
In the present invention, the multi-channel pipe 1 further comprises an adapter 14; the adapter joint 14 is provided with a first inner adapter 141, a second inner adapter 142 and an outer adapter 143 connecting the first inner adapter 141 and the second inner adapter 142, the outer adapter 143 is connected to the second end of the outer tube 12, the outer adapter 143 is provided with a water through hole 1431 communicated with the outer flow channel 103, and the first inner adapter 141 and the second inner adapter 142 are respectively connected and communicated with the second ends of the first inner tube 121 and the second inner tube 122. The first inner adapter 141, the second inner adapter 142 and the outer adapter 143 of the adapter 14 may be integrally injection molded, the first inner adapter 141 and the second inner adapter 142 may be respectively inserted into the second ends of the first inner tube 121 and the second inner tube 122, and the outer adapter 143 may also be inserted into the second end of the outer tube 12.
In the invention, the water inlet connector 2 is provided with a first water inlet connector 21, a second water inlet connector 22, a third water inlet connector 23 and an external connector 24, the first water inlet connector 21, the second water inlet connector 22 and the third water inlet connector 23 are used for connecting external different types of water flows, such as tap water, purified water, ozone water, ice water, boiled water and the like, and the first water inlet connector 21, the second water inlet connector 22 and the third water inlet connector 23 can be matched with the quick connector 3 so as to be connected with an external pipeline; a first inner connecting port 25 and a second inner connecting port 26 are arranged in the outer connecting port 24, the first inner connecting port 25 and the second inner connecting port 26 are respectively communicated with the first water inlet port 21 and the second water inlet port 22, and a water passing channel 27 communicated with the third water inlet port 23 is formed between the outer connecting port 24 and the first inner connecting port 25 and the second inner connecting port 26. The water inlet connector 2 can be molded by injection molding, a first water inlet interface 21 of the water inlet connector 2 is communicated with a first inner connecting interface 25 in an intersecting manner, a second water inlet interface 22 is communicated with a second inner connecting interface 26 in an intersecting manner, a third water inlet interface 23 is communicated with a water passing channel 27 through a connecting channel 28 arranged in the water inlet connector 2, and the third water inlet interface 23 and the water passing channel 27 are arranged oppositely; the water inlet connector 2 is convenient to loose core during injection molding.
In the invention, when the water inlet connector 2 is connected with the multi-channel pipe-in-pipe 1, the external connector 131 of the multi-channel pipe-in-pipe 1 is connected with the external connector 24 of the water inlet connector 2, the water passing channel 1301 is communicated with the water passing channel 27, and the first internal connector 1321 and the second internal connector 1322 of the multi-channel pipe-in-pipe 1 are respectively in butt joint communication with the first internal connector 25 and the second internal connector 26 of the water inlet connector 2; in this way, the first water inlet joint 21, the second water inlet joint 22 and the third water inlet joint 23 of the water inlet joint 2 can respectively convey different types of water flows to the first inner flow passage 101, the second inner flow passage 102 and the outer flow passage 103 of the multi-flow-passage pipe 1. The external connector 24 of the water inlet connector 2 can be sleeved with a connecting nut 4, and the connecting nut 4 is in threaded connection with the external connector 131 of the multi-channel pipe-in-pipe 1, so that the external connector 24 and the external connector 131 are simple and convenient to connect, and people can conveniently disassemble and assemble the water inlet connector 2 and the multi-channel pipe-in-pipe 1; the inner connecting member 132 may have a positioning post 1324, and the water inlet connector 1 has a positioning hole 29 for the positioning post 1324 to insert into, the present invention can facilitate the quick and accurate butt joint of the first inner connecting connector 1321 and the first inner connecting interface 25, and the second inner connecting connector 1322 and the second inner connecting interface 26 by the cooperation of the positioning post 1324 and the positioning hole 29; a first sealing ring 51 may be interposed between the first inner connecting joint 1321 and the first inner connecting port 25 to prevent water from leaking, a second sealing ring 52 is interposed between the second inner connecting joint 1322 and the second inner connecting port 26 to prevent water from leaking, the first sealing ring 51 and the second sealing ring 52 may be integrally formed to form a sealing member 5 so as to facilitate assembly of the first sealing ring 51 and the second sealing ring 52, and the inner connecting member 132 may be provided with a caulking groove 1325 for the first sealing ring 51 and the second sealing ring 52 to prevent displacement of the first sealing ring 51 and the second sealing ring 52.
In the invention, the multi-channel connecting assembly also comprises a water outlet head 6, and the adapter joint 14 of the middle pipe 1 of the multi-channel pipe is used for connecting the water outlet head 6; the water outlet head 6 can be connected with the outer adapter 143 of the adapter 14; the water outlet head 6 is provided with a first water outlet channel 61 and a second water outlet channel 62, the first water outlet channel 61 is in butt joint communication with the first inner adapter 141 of the adapter 14, and the second water outlet channel 62 is in butt joint communication with the second adapter 142 of the adapter 14 and the water through hole 1431, so that the first water outlet channel 61 can output a single type of water flow, and the second water outlet channel 62 can output two types of water flows. As shown in fig. 1 to 4, in the first embodiment of the present invention, the water outlet head 6 is a bubbler 601, wherein the water flow output from the second water outlet channel 62 can mix with air, so that the water flow output from the second water outlet channel 62 is foamed, and the tube 1 in the multi-channel tube can be fixed in a faucet body of an integrated faucet; as shown in fig. 5 to 8, in the second embodiment of the present invention, the water outlet head 6 is a kitchen shower head 602, so that the water output effects of the water output from the first water outlet channel 61 and the second water outlet channel 62 are different, and the tube 1 in the multi-channel tube movably passes through the faucet body of the integrated faucet to be used as a pull tube.
The above embodiments and drawings are not intended to limit the form and style of the product of the present invention, and any suitable changes or modifications thereof by one of ordinary skill in the art should be considered as not departing from the scope of the present invention.

Claims (12)

1. A multi-runner pipe-in-pipe is characterized in that: comprises an outer pipe, an inner pipe group and a connecting joint;
the connecting joint comprises an outer connecting head and an inner connecting piece arranged in the outer connecting head, a water passing channel is formed between the outer connecting head and the inner connecting piece, and the inner connecting piece is provided with a first inner connecting joint and a second inner connecting joint;
the inner pipe group comprises a first inner pipe and a second inner pipe, the first ends of the first inner pipe and the second inner pipe are respectively connected with a first inner connecting joint and a second inner connecting joint of an inner connecting piece, a first inner flow passage communicated with the first inner connecting joint is formed inside the first inner pipe, and a second inner flow passage communicated with the second inner connecting joint is formed inside the second inner pipe;
the outer pipe is sleeved with the first inner pipe and the second inner pipe, the first end of the outer pipe is connected with the outer connector, and an outer flow passage communicated with the water passing channel is formed between the outer pipe and the first inner pipe as well as the second inner pipe.
2. The tube in a multi-channel tube of claim 1, wherein: the connecting joint further comprises a connecting ring, the connecting ring is arranged in the outer connecting head and is connected with the outer connecting head and the inner connecting piece, and the connecting ring is provided with a water passing port.
3. A multi-channel tube as claimed in claim 2, wherein: the inner connecting piece is provided with a ring groove, and the inner wall of the outer connecting head is provided with a blocking edge; the inner side of the connecting ring is embedded in the annular groove, and the connecting ring is provided with a buckle clamped with the blocking edge.
4. A multi-channel tube as claimed in claim 3, wherein: the connecting ring is of an open ring structure, and the water passing port is formed at the opening of the connecting ring.
5. The tube in a multi-channel tube of claim 1, wherein: the first inner pipe and the second inner pipe of the inner pipe group are connected to form an integral structure.
6. A multi-flow channel connection assembly, comprising: comprises a water inlet joint and a multi-channel pipe middle pipe as claimed in any one of claims 1 to 5;
the water inlet joint is provided with a first water inlet interface, a second water inlet interface, a third water inlet interface and an external connector, a first internal connector and a second internal connector are arranged in the external connector, the first internal connector and the second internal connector are respectively communicated with the first water inlet interface and the second water inlet interface, and a water passing channel communicated with the third water inlet interface is formed between the external connector and the first internal connector and between the external connector and the second internal connector;
the outer connector of the multi-runner pipe is connected with the outer connector, the water passing channel is communicated with the water passing channel, and the first inner connector and the second inner connector of the multi-runner pipe are respectively communicated with the first inner connector and the second inner connector in a butt joint mode.
7. The multi-flow channel connection assembly of claim 6, wherein: the first water inlet interface is communicated with the first interconnection interface in an intersecting manner, the second water inlet interface is communicated with the second interconnection interface in an intersecting manner, the third water inlet interface is communicated with the water passing channel through a connecting channel arranged in the water inlet connector, and the third water inlet interface and the water passing channel are oppositely arranged.
8. The multi-flow channel connection assembly of claim 6, wherein: a first sealing ring is clamped between the first inner connecting joint and the first inner connecting interface, a second sealing ring is clamped between the second inner connecting joint and the second inner connecting interface, and the first sealing ring and the second sealing ring are integrally formed to form a sealing element.
9. The multi-flow channel connector assembly of claim 6, wherein: and the outer connecting port sleeve of the water inlet joint is provided with a connecting nut, and the connecting nut is in threaded connection with the outer connecting head.
10. The multi-flow channel connection assembly of claim 6, wherein: the multi-runner pipe-in-pipe also comprises an adapter joint;
the adapter joint is provided with a first inner adapter joint, a second inner adapter joint and an outer adapter joint for connecting the first inner adapter joint and the second inner adapter joint, the outer adapter joint is connected with the second end of the outer pipe, the outer adapter joint is provided with a water passing through hole communicated with the outer flow passage, and the first inner adapter joint and the second inner adapter joint are respectively communicated with the second ends of the first inner pipe and the second inner pipe.
11. The multi-flow channel connector assembly of claim 10, wherein: the water outlet head is connected with the outer joint; the water outlet head is provided with a first water outlet channel and a second water outlet channel, the first water outlet channel is communicated with the first inner adapter in a butt joint mode, and the second water outlet channel is communicated with the second adapter and the water passing through hole.
12. The multi-flow channel connector assembly of claim 11, wherein: the water outlet head is a bubbler or a kitchen sprinkler.
CN202211090200.1A 2022-09-07 2022-09-07 Multi-runner pipe-in-pipe and multi-runner connecting assembly Pending CN115523353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211090200.1A CN115523353A (en) 2022-09-07 2022-09-07 Multi-runner pipe-in-pipe and multi-runner connecting assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211090200.1A CN115523353A (en) 2022-09-07 2022-09-07 Multi-runner pipe-in-pipe and multi-runner connecting assembly

Publications (1)

Publication Number Publication Date
CN115523353A true CN115523353A (en) 2022-12-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211090200.1A Pending CN115523353A (en) 2022-09-07 2022-09-07 Multi-runner pipe-in-pipe and multi-runner connecting assembly

Country Status (1)

Country Link
CN (1) CN115523353A (en)

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