CN221170871U - Tap and pipeline structure thereof - Google Patents

Abstract

The utility model provides a tap and a pipeline structure thereof, wherein the pipeline structure comprises a pipeline component and a valve core seat; the pipeline assembly comprises a connecting seat, at least one water inlet pipe and at least one water outlet pipe, wherein the connecting seat is detachably connected with the valve core seat, and one end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the connecting seat; the water inlet pipe comprises a first water gap formed on the connecting seat, the water outlet pipe comprises a second water gap formed on the connecting seat, the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively in fluid connection with the valve core seat, and the valve core seat is used for installing a valve core. By applying the technical scheme, the effects of convenient assembly and low cost can be realized.

Description

Tap and pipeline structure thereof

Technical Field

The utility model relates to the field of bathroom, in particular to a faucet and a pipeline structure thereof.

Background

Conventional faucets, such as single handle faucets, are typically cast or the like to form a faucet housing, typically made of copper alloy or the like, and copper faucets are typically formed directly into the outlet body. The pipeline structure of the faucet comprises a valve seat provided with a valve core and a plurality of pipelines connected with the valve seat, wherein the ends of the pipelines are connected to the valve seat through threads. When in installation, the valve seat is required to be installed on the faucet shell, and then the end parts of a plurality of pipelines extend into the faucet shell from the lower end of the faucet shell, so that the installation steps are more and the installation is troublesome. In addition, the faucet also comprises a water outlet pipe extending in the faucet shell, and the water outlet pipe is generally connected with the side surface of the valve seat provided with the valve core, so that a large assembly space is required, and the small space in the faucet is difficult to realize waterway connection.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a pipeline structure of a faucet, which comprises a pipeline assembly and a valve core seat; the pipeline assembly comprises a connecting seat, at least one water inlet pipe and at least one water outlet pipe, wherein the connecting seat is detachably connected with the valve core seat, and one end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the connecting seat; the water inlet pipe comprises a first water gap formed on the connecting seat, the water outlet pipe comprises a second water gap formed on the connecting seat, the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively in fluid connection with the valve core seat, and the valve core seat is used for installing a valve core.

In a more preferred embodiment, the connector comprises a first end face and a second end face; the valve core seat is detachably connected with the first end face, and a first water gap of the water inlet pipe and a second water gap of the water outlet pipe are respectively formed on the first end face; one end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the second end face of the connecting seat.

In a more preferred embodiment, the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively arranged on the first end face in a protruding mode, the valve core seat comprises a plurality of connecting ports, and the plurality of connecting ports are respectively connected with the first water gap of the water inlet pipe and the second water gap of the water outlet pipe in a jogged mode.

In a more preferred embodiment, a sealing ring is also connected between the first water port of the water inlet pipe and the second water port of the water outlet pipe and the connecting port in a sealing way.

In a preferred embodiment, a positioning connection structure is further included between the first end surface and the valve core seat.

In a preferred embodiment, the tubing structure includes a plurality of differently sized valve cartridges; the plurality of differently sized spool receptacles are interchangeably connected to the connection receptacle.

In a more preferred embodiment, the tubing assembly is constructed of a plastic, rubber or elastomeric polymer.

The utility model also provides a tap, which comprises the pipeline structure.

In a preferred embodiment, the faucet further comprises a faucet housing, wherein the faucet housing comprises a main body and a faucet water nozzle which are integrally connected, and the faucet water nozzle is connected to the upper side of the main body;

The upper end of the main body comprises a mounting cavity, the connecting seat is arranged in the mounting cavity, the water inlet pipe and the water outlet pipe are at least partially arranged in the main body, and the tail end of the water inlet pipe and the tail end of the water outlet pipe are positioned outside the lower end of the main body;

The tap also includes a connector for detachably connecting the end of the outlet tube to the outlet connection tube and a tap spout extending at least through the body and the tap spout and connected to the end of the tap spout.

In a preferred embodiment, the junction of the tap nozzle and the main body comprises a through opening for the passage of the water outlet connection pipe.

In a more preferred embodiment, the connection seat is arranged at the bottom of the mounting chamber; the bottom of the installation cavity comprises an installation opening, and the installation opening is used for the water inlet pipe and the water outlet pipe to pass through.

In a more preferred embodiment, the valve further comprises a valve core and a gland; the connecting seat, the valve core seat and the valve core are sequentially arranged in the mounting cavity from bottom to top, and the gland is fixedly connected with the mounting cavity to press and fix the valve core.

In a preferred embodiment, the connection joint comprises a connection body and a connection buckle;

The connecting main body comprises a connecting opening, a connecting space is formed at the upper part of the connecting opening, an internal flow passage is formed at the lower part of the connecting opening, two inlets of the internal flow passage are respectively connected with the connecting space, and a clamping hole is formed in the wall of the connecting space;

The end of the water outlet pipe forms a first annular groove, the end of the water outlet connecting pipe forms a second annular groove, the connecting buckle comprises a clamping ring and an elastic buckle block arranged on the clamping ring, the clamping ring is sleeved on the first annular groove of the water outlet pipe and the second annular groove of the water outlet connecting pipe in a surrounding mode, the tail end of the clamping ring, the tail end of the water outlet pipe and the end of the water outlet connecting pipe form a connecting head, and the connecting head is suitable for being installed from the connecting opening, so that the elastic buckle block corresponds to the buckle hole for connection, and the tail end of the water outlet pipe and the end of the water outlet connecting pipe are respectively connected to two inlets of the internal flow passage.

In a more preferred embodiment, the connecting joint comprises a connecting body and two elastic buckles, the connecting body comprises an internal runner, and two inlets of the internal runner face different directions respectively;

The inside of entry is provided with the knot hole, the outside of entry is provided with the operating button who corresponds the knot hole, the end of outlet pipe forms a first ring channel, the tip of outlet pipe forms a second ring channel, the elastic buckle includes snap ring portion and sets up elastic buckle piece on the snap ring portion, snap ring portion rotates to cup joint on first ring channel or the second ring channel, the inner wall of entry is provided with the guide way, the circumference width of guide way increases gradually along the direction of directional entry end, the elastic buckle is including stretching into guide block in the guide way, the guide block is used for the direction slip in order to deflect the elastic buckle rotates to make elastic buckle piece corresponds with the knot hole, operating button can press and correspond the elastic buckle piece in order to make this elastic buckle piece can release the connection with the knot hole.

In a more preferred embodiment, the guide block includes two guide inclined planes, the axial front ends of the two guide inclined planes intersect, the distance between the axial rear ends of the two guide inclined planes gradually increases, the guide block is formed at the axial front end of the elastic fastening block, and the axial rear end of the elastic fastening block can be fastened and connected with the fastening hole.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

1. The pipeline structure comprises a pipeline component and a valve core seat; the pipeline assembly comprises a connecting seat, at least one water inlet pipe and at least one water outlet pipe, wherein the connecting seat is detachably connected with the valve core seat, and one end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the connecting seat; the water inlet pipe comprises a first water gap formed on the connecting seat, the water outlet pipe comprises a second water gap formed on the connecting seat, the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively in fluid connection with the valve core seat, and the valve core seat is used for installing a valve core. The water inlet pipe, the water outlet pipe and the connecting seat are integrally connected, the connecting seat is detachably connected with the valve core seat through the connecting seat, the water inlet pipe and the water outlet pipe are not required to be connected with the valve core seat respectively, and the water inlet pipe and the water outlet pipe are convenient to assemble and low in cost. And, can be suitable for the pipeline installation of the faucet shell of small-scale.

2. The valve core seat is detachably connected with the connecting seat, so that the matching of different valve core seats can be met, and the valve core seat is suitable for the installation of different valve cores.

3. The connector includes a first end face and a second end face. The valve core seat is detachably connected with the first end face, and the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively formed on the first end face. One end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the second end face of the connecting seat. With this configuration, the radial dimension of the piping structure is smaller, and it is possible to adapt to the main body of the faucet housing of a smaller size.

4. In this embodiment, a sealing ring is further connected between the first water gap of the water inlet pipe and the second water gap of the water outlet pipe and the connection port in a sealing manner. The sealing ring is sleeved outside the first water gap of the water inlet pipe or the second water gap of the water outlet pipe, and the sealing ring enables radial sealing to be formed among the water inlet pipe, the water outlet pipe and the valve core seat.

5. The faucet shell comprises a main body and a faucet water nozzle which are integrally connected, and the faucet water nozzle is connected to the upper side of the main body; the upper end of the main body comprises a mounting cavity, the connecting seat is arranged in the mounting cavity, the water inlet pipe and the water outlet pipe are at least partially arranged in the main body, and the tail end of the water inlet pipe and the tail end of the water outlet pipe are positioned outside the lower end of the main body; the tap also includes a connector for detachably connecting the end of the outlet tube to the outlet connection tube and a tap spout extending at least through the body and the tap spout and connected to the end of the tap spout. The connecting joint is arranged outside the main body, and has small radial dimension requirement on the main body. The water inlet pipe, the water outlet pipe and the water outlet connecting pipe are positioned in the circumferential projection of the connecting seat, the radial dimension of the main body can be made as small as possible, the assembly is convenient, the alignment and the like of the pipeline are not required from the lower end of the main body.

Drawings

FIG. 1 is a schematic perspective view of a faucet in a preferred embodiment of the present utility model;

FIG. 2 is an exploded perspective view of a faucet in a preferred embodiment of the present utility model;

FIG. 3 is an exploded perspective view of a piping structure according to a preferred embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a faucet in a preferred embodiment of the present utility model;

Fig. 5 is a partial enlarged view of fig. 4.

FIG. 6 is an exploded perspective view of the connector, outlet pipe and outlet connection pipe according to the preferred embodiment of the present utility model;

FIG. 7 is a schematic cross-sectional view of a connector, a water outlet pipe and a water outlet connection pipe according to a preferred embodiment of the present utility model;

FIG. 8 is a schematic cross-sectional view of a connector, a water outlet pipe and a water outlet connection pipe according to another embodiment of the present utility model;

fig. 9 is an exploded perspective view of a connector, a water outlet pipe and a water outlet connection pipe according to another embodiment of the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," configured to, "" engaged with, "" connected to, "and the like are to be construed broadly, and may be, for example," connected to, "wall-mounted," connected to, removably connected to, or integrally connected to, mechanically connected to, electrically connected to, directly connected to, or indirectly connected to, through an intermediary, and may be in communication with each other between two elements, as will be apparent to those of ordinary skill in the art, in view of the detailed description of the terms herein.

Referring to FIGS. 1-7, the present utility model provides a faucet comprising a faucet housing 1, a plumbing structure, a cartridge 3, a gland 4, and a handle assembly 5.

The faucet housing 1 includes a body 11 and a faucet spout 12 integrally connected, the body 11 is cylindrical, and the faucet spout 12 is connected to an upper side of the body 11. The lower end of the main body 11 is fixedly connected to the surface of the basin, and the lower end of the main body 11 is fixedly connected to the surface of the basin through a threaded pipe, a threaded seat and other structures, which are not described herein.

The pipeline structure comprises a pipeline assembly 21 and a valve core seat 22. The pipe assembly 21 comprises a connection socket 211, at least one inlet pipe 212 and at least one outlet pipe 213, in this embodiment the pipe assembly 21 comprises two inlet pipes 212 and one outlet pipe 213. The two inlet pipes 212 are connected to hot water and cold water, respectively. The connection seat 211 is detachably connected to the valve body seat 22, and one end of the water inlet pipe 212 and one end of the water outlet pipe 213 are integrally connected to the connection seat 211. The water inlet pipe 212 comprises a first water port 2121 formed on the connecting seat 211, the water outlet pipe 213 comprises a second water port 2131 formed on the connecting seat 211, the first water port 2121 of the water inlet pipe 212 and the second water port 2131 of the water outlet pipe 213 are respectively in fluid connection with the valve core seat 22, and the valve core seat 22 is used for installing the valve core 3. The water inlet pipe 212, the water outlet pipe 213 and the connecting seat 211 are integrally connected, the connecting seat 211 is detachably connected with the valve core seat 22, the water inlet pipe 212 and the water outlet pipe 213 are not required to be connected with the valve core seat 22 respectively, the assembly is convenient, the cost is low, the valve core seat 22 is detachably connected with the connecting seat 211, the matching of different valve core seats 22 can be met, and the valve core seat is suitable for the installation of different valve cores 3.

In this embodiment, the connection seat 211 includes a first end surface 2111 and a second end surface 2112, and the connection seat 211 has a disc shape, and in some simple alternatives, the connection seat 211 may also have a sheet structure with different shapes, so long as it includes the first end surface 2111 and the second end surface 2112. The valve body 22 is detachably connected to the first end surface 2111, and a first water port 2121 of the water inlet pipe 212 and a second water port 2131 of the water outlet pipe 213 are formed on the first end surface 2111, respectively. One end of the water inlet pipe 212 and one end of the water outlet pipe 213 are integrally connected with the second end surface 2112 of the connection seat 211. With this configuration, the pipe structure has a smaller radial dimension, and can be applied to the main body 11 of the faucet housing 1 having a smaller dimension.

The first water port 2121 of the water inlet pipe 212 and the second water port 2131 of the water outlet pipe 213 are respectively protruded on the first end surface 2111, the valve seat 22 includes a plurality of connection ports 221, and the plurality of connection ports 221 are respectively engaged with and connected with the first water port 2121 of the water inlet pipe 212 and the second water port 2131 of the water outlet pipe 213. The connection port 221 is respectively connected with the first water port 2121 of the water inlet pipe 212 and the second water port 2131 of the water outlet pipe 213 in a jogged manner, and can play a role in partial positioning connection, when the valve core seat 22 is not attached to the first end surface 2111 of the connection seat 211, the two ports are separated by a certain distance, and the situation can be quickly found during installation, so that correction is convenient.

In this embodiment, a sealing ring 23 is also connected between the first water port 2121 of the water inlet pipe 212 and the second water port 2131 of the water outlet pipe 213 and the connection port 221 in a sealing manner. The sealing ring 23 is sleeved outside the first water gap 2121 of the water inlet pipe 212 or the second water gap 2131 of the water outlet pipe 213, and the sealing ring 23 enables radial sealing to be formed among the water inlet pipe 212, the water outlet pipe 213 and the valve core seat 22, so that the sealing effect is better compared with the axial sealing in the prior art.

In this embodiment, a positioning connection structure is further included between the first end surface 2111 and the spool seat 22. The positioning connection structure comprises a plurality of positioning columns 241 and a plurality of positioning holes 242, the connection seat 211 comprises a plurality of positioning holes 242, the valve core seat 22 comprises a plurality of positioning columns 241, and the positioning columns 241 are inserted into the positioning holes 242 to realize positioning connection of the two.

In this embodiment, the piping structure includes a plurality of differently sized spool seats 22. The plurality of differently sized spool seats 22 are interchangeably connected to the connection seat 211. The valve core seats 22 with different sizes can be matched with different valve cores 3, so that the applicability is strong.

In this embodiment, the tubing assembly 21 is constructed of a plastic, rubber or elastomeric polymer. For example, the connection holder 211 may be made of PE-RT and glass fiber, and the water inlet pipe 212 and the water outlet pipe 213 are made of PE-RT, i.e., heat-resistant polyethylene (PE-RT), which is copolymerized of medium density polyethylene and octene. The second end surface 2112 of the connection seat 211 includes a corresponding recess, the recess is correspondingly inserted into the water inlet pipe 212 or the water outlet pipe 213, and the end portion of the water inlet pipe 212 or the water outlet pipe 213 is partially melted and combined with the recess of the connection seat 211, and the recess is correspondingly communicated with the circular protrusion on the first end surface 2111, so that the circular protrusion on the first end surface 2111 forms a first water gap 2121 of the water inlet pipe 212 and a second water gap 2131 of the water outlet pipe 213 protruding on the first end surface 2111. The valve core seat 22 is made of PA material (nylon).

The upper end of the main body 11 includes a mounting chamber 111, the connection seat 211 is disposed in the mounting chamber 111, the water inlet pipe 212 and the water outlet pipe 213 are at least partially disposed in the main body 11, and the end of the water inlet pipe 212 and the end of the water outlet pipe 213 are located outside the lower end of the main body 11. The tap further comprises a connection joint 6 and a water outlet connection pipe 7, said connection joint 6 detachably connecting the end of said water outlet pipe 213 and the water outlet connection pipe 7, said water outlet connection pipe 7 extending at least through said main body 11 and tap 12 and being connected to the end of the tap 12. The junction of the tap 12 and the main body 11 includes a through opening 13 through which the water outlet connection pipe 7 passes. The connection seat 211 is disposed at the bottom of the installation chamber 111. The bottom of the mounting chamber 111 includes a mounting opening 112, the mounting opening 112 being adapted to allow the inlet pipe 212 and the outlet pipe 213 to pass therethrough. The connecting seat 211, the valve core seat 22 and the valve core 3 are sequentially arranged in the mounting chamber 111 from bottom to top, the gland 4 is fixedly connected with the mounting chamber 111 to press against and fix the valve core 3, the handle assembly 5 is connected to a valve shaft of the valve core 3, and the valve core 3 can be controlled by rotating the handle assembly 5.

The connection joint 6 includes a connection body 61 and a connection buckle 62. The connection body 61 includes a connection opening 611, a connection space 612 is formed at an upper portion of the connection opening 611, an internal flow channel 613 is formed at a lower portion of the connection opening 611, two inlets 6131 of the internal flow channel 613 are respectively connected to the connection space 612, and a fastening hole 6121 is formed at a wall of the connection space 612. The end of the water outlet pipe 213 forms a first annular groove 2132, the end of the water outlet connecting pipe 7 forms a second annular groove 71, the connecting buckle 62 includes a snap ring 621 and an elastic buckle block 622 disposed on the snap ring 621, the snap ring 621 is sleeved on the first annular groove 2132 of the water outlet pipe 213 and the second annular groove 71 of the water outlet connecting pipe 7, the end of the snap ring 621, the end of the water outlet pipe 213 and the end of the water outlet connecting pipe 7 form a connecting head, and the connecting head is suitable for being installed from the connecting opening 611, so that the elastic buckle block 622 is connected corresponding to the buckle hole 6121, and the end of the water outlet pipe 213 and the end of the water outlet connecting pipe 7 are respectively connected to the two inlets 6131 of the internal flow passage 613. In this embodiment, the fastening hole 6121 penetrates through the wall of the connection space 612, and the elastic fastening block 622 is exposed out of the connection body 61, and when the connection body needs to be detached, the elastic fastening block 622 is only pressed, so that the elastic fastening block 622 is separated from the fastening hole 6121. During the installation process, the elastic fastening block 622 is pressed by the connection space 612 to be bent and deformed inwards when being installed in the connection opening 611 until the corresponding fastening hole 6121 is installed.

In the installation process, the lower ends of the water inlet pipe 212 and the water outlet pipe 213 of the pipeline structure pass through the installation opening 112, the lower ends of the water inlet pipe 212 and the water outlet pipe 213 pass through the installation opening 112 and then pass out of the lower end of the main body 11, and the connecting seat 211 correspondingly abuts against the bottom of the installation cavity 111. Then, the valve core seat 22 is placed above the connecting seat 211, so that the positioning connection structure is aligned, and the circular protrusion is engaged with the connecting port 221. The valve cartridge 3 is placed in the mounting chamber 111 such that the water inlet and outlet of the valve cartridge 3 are in fluid communication with the cartridge seat 22. The gland 4 is installed, the gland 4 is in threaded connection with the installation cavity 111, and the gland 4 compresses the valve core 3 to realize fastening connection. The handle assembly 5 is then installed. Then, the water outlet connection pipe 7 is connected with the end of the water outlet pipe 213 through the connection joint 6, the other end of the water outlet connection pipe 7 is introduced into the main body 11 from the lower end of the main body 11 and is connected with the end of the tap water nozzle 12 through the passing opening 13, and the end of the tap water nozzle 12 is connected with a bubbler. Finally, the faucet is integrally connected to the counter top, and the ends of the two water inlet pipes 212 are connected to a hot water source and a cold water source respectively.

Referring to fig. 8-9, a second embodiment of the present utility model is shown. In this embodiment, the connection joint 6 comprises a connection body 61 and two elastic catches 63. The connecting body 61 includes an internal flow passage 613, and two inlets 6131 of the internal flow passage 613 face in different directions, respectively. The inside of the inlet 6131 is provided with a button hole 6132, and the outside of the inlet 6131 is provided with an operation button 6133 corresponding to the button hole 6132. The tail end of the water outlet pipe 213 forms a first annular groove 2132, the end of the water outlet connecting pipe 7 forms a second annular groove 71, the elastic buckle 63 comprises a snap ring portion 631 and an elastic buckle block 622 arranged on the snap ring portion 631, the snap ring portion 631 is rotationally sleeved on the first annular groove 2132 or the second annular groove 71, a guide groove 6134 is arranged on the inner wall of the inlet 6131, and the circumferential width of the guide groove 6134 is gradually increased along the direction pointing to the tail end of the inlet. The elastic buckle 63 includes a guide block 633 extending into the guide slot 6134, and the guide block 633 is configured to slide in the guide slot 6134 in a guiding manner so as to deflect the elastic buckle 63 to guide the elastic buckle 63 to rotate to enable the elastic buckle block 622 to correspond to the buckling hole 6132. The operation button 6133 may be pressed to correspond to the elastic latching block 622 so that the elastic latching block 622 can be disconnected from the latching hole 6132.

In this embodiment, the guide block 633 includes two guide inclined surfaces 634, the axial front ends of the two guide inclined surfaces 634 intersect, and the axial rear ends of the two guide inclined surfaces 634 are spaced apart gradually. The guide block 633 is formed at the axial front end of the elastic fastening block 622, and the axial rear end of the elastic fastening block 622 can be fastened to the fastening hole 6132.

The foregoing is only a preferred embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any person skilled in the art will be able to make insubstantial modifications of the present utility model within the scope of the present utility model disclosed herein by this concept, which falls within the actions of invading the protection scope of the present utility model.

Claims (15)

1. The pipeline structure of the faucet is characterized by comprising a pipeline assembly and a valve core seat; the pipeline assembly comprises a connecting seat, at least one water inlet pipe and at least one water outlet pipe, wherein the connecting seat is detachably connected with the valve core seat, and one end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the connecting seat; the water inlet pipe comprises a first water gap formed on the connecting seat, the water outlet pipe comprises a second water gap formed on the connecting seat, the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively in fluid connection with the valve core seat, and the valve core seat is used for installing a valve core.

2. A plumbing structure for a faucet as defined in claim 1 wherein: the connecting seat comprises a first end face and a second end face; the valve core seat is detachably connected with the first end face, and a first water gap of the water inlet pipe and a second water gap of the water outlet pipe are respectively formed on the first end face; one end of the water inlet pipe and one end of the water outlet pipe are integrally connected with the second end face of the connecting seat.

3. A plumbing structure for a faucet as defined in claim 2 wherein: the first water gap of the water inlet pipe and the second water gap of the water outlet pipe are respectively arranged on the first end face in a protruding mode, the valve core seat comprises a plurality of connecting ports, and the plurality of connecting ports are respectively connected with the first water gap of the water inlet pipe and the second water gap of the water outlet pipe in a jogged mode.

4. A plumbing structure for a faucet as in claim 3 wherein: and a sealing ring is also connected between the first water gap of the water inlet pipe and the second water gap of the water outlet pipe and the connecting port in a sealing way.

5. A faucet pipe structure as in claim 3 wherein said first end face and said cartridge seat further comprise a positioning connection therebetween.

6. A plumbing structure for a faucet as in claim 1 or 5 wherein: the pipeline structure comprises a plurality of valve core seats with different sizes; the plurality of differently sized spool receptacles are interchangeably connected to the connection receptacle.

7. A plumbing structure for a faucet as defined in claim 1 wherein: the tubing assembly is constructed of a plastic, rubber or elastomeric polymer.

8. A faucet, characterized in that: a pipe structure comprising any one of claims 1-7.

9. A tap as claimed in claim 8, wherein: the faucet comprises a main body, a faucet shell and a faucet water nozzle, wherein the main body and the faucet water nozzle are integrally connected, and the faucet water nozzle is connected to the upper side of the main body;

The upper end of the main body comprises a mounting cavity, the connecting seat is arranged in the mounting cavity, the water inlet pipe and the water outlet pipe are at least partially arranged in the main body, and the tail end of the water inlet pipe and the tail end of the water outlet pipe are positioned outside the lower end of the main body;

The tap also includes a connector for detachably connecting the end of the outlet tube to the outlet connection tube and a tap spout extending at least through the body and the tap spout and connected to the end of the tap spout.

10. A tap as claimed in claim 9, wherein: the joint of the tap water nozzle and the main body comprises a passing opening for the water outlet connecting pipe to pass through.

11. A tap as claimed in claim 9, wherein: the connecting seat is arranged at the bottom of the mounting cavity; the bottom of the installation cavity comprises an installation opening, and the installation opening is used for the water inlet pipe and the water outlet pipe to pass through.

12. A tap as claimed in claim 9, wherein: the valve also comprises a valve core and a gland; the connecting seat, the valve core seat and the valve core are sequentially arranged in the mounting cavity from bottom to top, and the gland is fixedly connected with the mounting cavity to press and fix the valve core.

13. A tap as claimed in claim 9, wherein: the connecting joint comprises a connecting main body and a connecting buckle;

The connecting main body comprises a connecting opening, a connecting space is formed at the upper part of the connecting opening, an internal flow passage is formed at the lower part of the connecting opening, two inlets of the internal flow passage are respectively connected with the connecting space, and a clamping hole is formed in the wall of the connecting space;

The end of the water outlet pipe forms a first annular groove, the end of the water outlet connecting pipe forms a second annular groove, the connecting buckle comprises a clamping ring and an elastic buckle block arranged on the clamping ring, the clamping ring is sleeved on the first annular groove of the water outlet pipe and the second annular groove of the water outlet connecting pipe in a surrounding mode, the tail end of the clamping ring, the tail end of the water outlet pipe and the end of the water outlet connecting pipe form a connecting head, and the connecting head is suitable for being installed from the connecting opening, so that the elastic buckle block corresponds to the buckle hole for connection, and the tail end of the water outlet pipe and the end of the water outlet connecting pipe are respectively connected to two inlets of the internal flow passage.

14. A tap as claimed in claim 9, wherein:

The connecting joint comprises a connecting main body and two elastic buckles, wherein the connecting main body comprises an internal flow passage, and two inlets of the internal flow passage face different directions respectively;

The inside of entry is provided with the knot hole, the outside of entry is provided with the operating button who corresponds the knot hole, the end of outlet pipe forms a first ring channel, the tip of outlet pipe forms a second ring channel, the elastic buckle includes snap ring portion and sets up elastic buckle piece on the snap ring portion, snap ring portion rotates to cup joint on first ring channel or the second ring channel, the inner wall of entry is provided with the guide way, the circumference width of guide way increases gradually along the direction of directional entry end, the elastic buckle is including stretching into guide block in the guide way, the guide block is used for the direction slip in order to deflect the elastic buckle rotates to make elastic buckle piece corresponds with the knot hole, operating button can press and correspond the elastic buckle piece in order to make this elastic buckle piece can release the connection with the knot hole.

15. A tap as claimed in claim 14, wherein: the guide block comprises two guide inclined planes, the axial front ends of the two guide inclined planes are intersected, the distance between the axial rear ends of the two guide inclined planes is gradually increased, the guide block is formed at the axial front end of the elastic buckling block, and the axial rear end of the elastic buckling block can be connected with the buckling hole in a buckling mode.