CN112696541A

CN112696541A - Wall-embedded concealed faucet assembly and mounting method

Info

Publication number: CN112696541A
Application number: CN202011630275.5A
Authority: CN
Inventors: 张雪萍
Original assignee: Yuhuan Shenglin Copper Co ltd
Current assignee: Yuhuan Shenglin Copper Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-04-23

Abstract

The invention belongs to the technical field of water heating, and particularly relates to a wall-in type concealed water faucet assembly and an installation method. The invention comprises a wall-buried main body with a water inlet and a water outlet, a water outlet connecting pipe is detachably fixed on the water outlet, a cylindrical expansion joint penetrates through the water outlet connecting pipe, the inner end of the expansion joint is positioned in the water outlet connecting pipe, the outer end of the expansion joint is positioned outside the water outlet connecting pipe, an expansion adjusting structure capable of adjusting the axial relative position of the expansion joint and the water outlet connecting pipe so as to adjust the length of the expansion joint positioned at the outer part of the water outlet connecting pipe is arranged between the expansion joint and the water outlet connecting pipe, and a faucet connecting structure is arranged at the outer end of the. The invention can achieve the advantage of proper installation length of the water faucet by adjusting the strength of the expansion joint extending out of the wall surface.

Description

Wall-embedded concealed faucet assembly and mounting method

Technical Field

The invention belongs to the technical field of hardware water heating, relates to a faucet assembly, and particularly relates to a wall-in type concealed faucet assembly and an installation method.

Background

The wall-in type faucet is characterized in that a water supply pipe is embedded in a wall, water is directly guided into a washbasin or a sink located outside the wall through a wall-in water outlet nozzle, the faucet and the sink are independent, and the sink does not need to consider how to install the faucet, so that more design spaces are formed, direct contact with the sink is avoided, and the wall-in type faucet is popular. For example, chinese patent literature discloses an embedded faucet [201811187368.8], comprising: the embedded type wall comprises an embedded box which is embedded in a wall and a panel which is clamped on the surface of the wall, wherein the panel is detachably connected with the embedded box; the panel is provided with two openings, and the two openings are respectively provided with a rotating handle and a water outlet nozzle; the embedded box is internally provided with a joint, a valve core switch and a right-angle joint which are sequentially connected, wherein the joint is positioned at one end outside the embedded box and is used for connecting a tap water pipeline, the valve core switch is connected with the rotating handle and is controlled by the rotating handle, and the right-angle joint is connected with the water outlet nozzle.

According to the scheme, the water pipe is embedded into the wall, and then the water is directly guided into the washbasin or the water tank positioned outside the wall through the wall-in water outlet nozzle, so that the water faucet and the water tank are independent technical requirements. In prior art, the main part fixed mounting who buries the wall body is in the mounting groove on the wall body, and the buried wall main part position is difficult to accurate control and decorates the back wall body veneer and increases decorations such as ceramic tile layer, cement layer and the like and be difficult to control after the installation, especially during the construction that secondary fitment increased the veneer on original wall, it is not suitable to go out water adapter to expose wall length, leads to tap to be difficult to be connected with a water adapter, is difficult to realize tap's effective installation.

Disclosure of Invention

The invention aims to solve the problems, realizes the normal installation of the wall-in type faucet adapting to different wall thicknesses, and provides a wall-in type concealed installation faucet assembly.

The invention also aims to solve the problems and provides two mounting methods of the wall-in type concealed faucet component.

In order to achieve the purpose, the invention adopts the following technical scheme: this go into wall formula and secretly adorn tap subassembly, including the buried wall main part that has water inlet and delivery port, detachably is fixed with the delivery port on the delivery port and takes over, wears to be equipped with the expansion joint that is the tube-shape in the delivery port is taken over, expansion joint's the inner be located the delivery port and take over, expansion joint's outer end be located the delivery port and take over outside, expansion joint and delivery port take over and be equipped with the flexible structure of adjusting that can adjust the axial relative position that expansion joint and delivery port were taken over and adjust the length that expansion joint is located the delivery port and takes over the outer part, the expansion joint outer end be equipped with tap connection structure.

In the wall-embedded concealed installation faucet assembly, the telescopic adjusting structure comprises an adjusting external thread section arranged on the outer wall of the telescopic joint and an adjusting internal thread section arranged on the inner wall of the water outlet connecting pipe, and the adjusting external thread section is in threaded connection with the adjusting internal thread section.

In the wall-embedded concealed installation faucet assembly, the telescopic adjusting structure further comprises an adjusting tool operation connecting hole arranged on the inner wall of the outer end of the telescopic joint, and the adjusting tool operation connecting hole is a non-circular hole.

In the wall-in type concealed installation faucet assembly, a first sealing structure is arranged between the outer wall of the water outlet connecting pipe and the inner wall of the water outlet; and a second sealing structure is arranged between the inner wall of the water outlet connecting pipe and the outer wall of the inner end of the expansion joint.

In the wall-in type concealed installation faucet assembly, the first sealing structure comprises at least one first sealing ring sleeved on the outer side of the water outlet connecting pipe, and the first sealing ring is tightly pressed between the outer side of the water outlet connecting pipe and the inner wall of the water outlet; the second sealing structure comprises at least one inner annular groove arranged on the outer wall of the inner end of the expansion joint, a second sealing ring is arranged in each inner annular groove, and the second sealing ring and the inner wall of the water outlet connecting pipe are in dynamic sealing.

In foretell wall-entering formula secretly adorns tap subassembly, the delivery port is taken over the outer wall and is equipped with and connects the external screw thread section, the delivery port inner wall of wall-buried main part be equipped with and connect the internal thread section, connection external screw thread section with connect internal thread section threaded connection, the delivery port take over the part that is located outside the delivery port and be equipped with assembly and disassembly tools connecting portion.

In the wall-embedded concealed installation faucet component, an inward-shrinkage stop structure is arranged between the water outlet connecting pipe and the expansion joint; the inward-contracting stop structure comprises an annular clamping groove which is arranged at the outer end of the expansion joint and close to the outer end of the water outlet connecting pipe, a clamp spring with the outer diameter larger than the inner diameter of the water outlet connecting pipe is arranged in the annular clamping groove, an annular sinking groove is formed in the outer end face of the water outlet connecting pipe, and the clamp spring is located in the annular sinking groove when the length of the outer end of the expansion joint is shortest.

In foretell wall-entering formula secretly adorns tap subassembly, tap connection structure is including setting up the annular mounting groove at the outer end outer wall of expansion joint, and when tap installed to expansion joint annular mounting groove be located tap, tap support the outer end at expansion joint through the inner and lean on the locking screw that leans on in the annular mounting groove, expansion joint outer end and tap between be equipped with tap seal structure.

In the above wall-in type concealed installation faucet assembly, the faucet sealing structure includes at least one outer annular groove disposed on the outer wall of the outer end of the expansion joint, and each outer annular groove is provided with a third sealing ring disposed in the faucet.

In the wall-embedded concealed faucet assembly, the bottom of the annular mounting groove is a groove bottom surface, the inner side of the groove bottom surface is a vertical groove wall, and the outer side of the groove bottom surface is an inclined groove wall.

In the wall-embedded concealed installation faucet component, a wall-embedded main body is provided with a plurality of wall internal fixing holes; the wall-buried main body comprises a transverse pipe, a handle seat is arranged at the water inlet end of the transverse pipe, a cold water interface and/or a hot water interface are/is arranged on the handle seat, a valve core assembly is arranged in the handle seat, and the valve core assembly is connected with a control handle; the other end of the transverse pipe is provided with the water outlet.

In the wall-in type concealed installation faucet assembly, the outer end of the expansion joint is sleeved with a decorative panel, and the faucet is abutted against the decorative panel to enable the decorative panel to be pressed and positioned after being installed at the outer end of the expansion joint.

The novel mounting method of the wall-embedded concealed faucet assembly comprises the following steps:

a: fixing the wall-buried main body in a cavity arranged in a wall body, connecting a water inlet with a water supply pipe, sealing the cavity of the wall body, and pasting a wall decoration material, wherein the outer end of the expansion joint is not blocked after the wall decoration material is pasted;

b: adjusting the axial distance between the expansion joint and the water outlet connecting pipe so that the length of the outer end of the expansion joint exposed out of the wall surface is suitable for mounting a decorative panel and a water faucet;

c: the decorative panel is arranged at the outer end of the expansion joint in a sleeved mode, then the faucet is installed on the faucet connecting structure at the outer end of the expansion joint, and after the faucet is installed, the inner end of the faucet abuts against the decorative panel, so that the decorative panel is clamped between the inner end of the faucet and the wall surface.

The wall surface renovation installation method adopting the wall-in type concealed installation faucet component is characterized by comprising the following steps:

a: after the wall surface is renovated, the axial distance between the expansion joint and the water outlet connecting pipe is adjusted so that the length of the outer end of the expansion joint exposed out of the wall surface is suitable for installing a decoration panel and a water faucet;

b: the decorative panel is arranged at the outer end of the expansion joint in a sleeved mode, then the faucet is installed on the faucet connecting structure at the outer end of the expansion joint, and after the faucet is installed, the inner end of the faucet abuts against the decorative panel, so that the decorative panel is clamped between the inner end of the faucet and the wall surface.

Compared with the prior art, the invention has the advantages that:

1. the relative position of the telescopic joint and the water outlet connecting pipe is adjusted to adjust the length of the decoration panel corresponding section and the water tap connecting section of the wall thickness adapting section of the telescopic joint outside the water outlet channel, so that the water tap can be normally and effectively fixedly installed on the telescopic joint, communicated with the wall buried main body and fixed with the wall.

2. The outer end of the expansion joint is provided with an adjusting tool operation connecting structure, so that the length of the expansion joint located at the decorative panel corresponding section and the faucet connecting section of the water outlet channel wall thickness adapting section is conveniently adjusted.

3. An inner end sealing structure is arranged between the expansion joint and the water outlet connecting pipe, so that the expansion joint is effectively prevented from being kept effectively sealed with the water outlet connecting pipe after the position of the expansion joint is adjusted, and liquid is prevented from seeping in the using process.

4. The clamp spring is arranged on the expansion joint, the minimum length of the expansion joint exposed out of the central channel is limited, and the expansion joint is prevented from sinking into the central channel.

5. The telescopic joint is in threaded connection with the water outlet connecting pipe through the external thread section and the internal thread section, the telescopic joint is rotated to adjust the relative position of the telescopic joint and the water outlet connecting pipe, the telescopic joint and the water outlet connecting pipe can be fixed through the internal thread section and the external thread section after adjustment, and threaded connection looseness is prevented through the matching of the upper inclined plane of the annular mounting groove and the screw.

Drawings

FIG. 1 is a schematic view of the structure provided by the present invention;

FIG. 2 is a cross-sectional view provided by the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is an exploded view of the structure of FIG. 3 provided by the present invention;

FIG. 5 is a schematic view of the assembly structure of the water outlet connection pipe and the expansion joint provided by the present invention;

FIG. 6 is an exploded view of FIG. 5 provided by the present invention;

FIG. 7 is a cross-sectional view of FIG. 5 provided by the present invention;

FIG. 8 is a schematic view of the structure of the water outlet connection pipe provided by the present invention;

FIG. 9 is a schematic view of a telescopic joint structure provided by the present invention;

FIG. 10 is a schematic structural diagram of a main body of a buried wall provided by the present invention;

fig. 11 is a diagram of a practical state provided by the present invention.

In the figure, a water inlet 1, a water outlet 2, a wall-buried main body 3, a water outlet connecting pipe 4, an expansion joint 5, an expansion adjusting structure 6, a water faucet connecting structure 7, an adjusting external thread section 8, an adjusting internal thread section 9, an adjusting tool operation connecting hole 10, a first sealing structure 11, a second sealing structure 12, a first sealing ring 13, an internal annular groove 14, a second sealing ring 15, an connecting external thread section 16, a dismounting tool connecting part 17, an annular clamping groove 18, a clamping spring 19, an annular sinking groove 20, an annular mounting groove 21, a water faucet 22, a water faucet sealing structure 23, an external annular groove 24, a third sealing ring 25, a groove bottom surface 26, a vertical groove wall 27, an inclined groove wall 28, a transverse pipe 29, a wall internal fixing hole 30, a handle seat 31, a valve core assembly 32, a decoration panel 33.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

This go into wall formula and secretly adorn tap subassembly, as shown in fig. 1-3, including the wall built-in main part 3 that has water inlet 1 and delivery port 2, detachably is fixed with delivery port takeover 4 on delivery port 2, delivery port takeover 4 in wear to be equipped with the expansion joint 5 that is the tube-shape, the inner of expansion joint 5 be located delivery port takeover 4, the outer end of expansion joint 5 be located delivery port takeover 4 outside, expansion joint 5 and delivery port takeover 4 between be equipped with the flexible regulation structure 6 that can adjust the axial relative position that expansion joint 5 and delivery port takeover 4 and adjust the length that expansion joint 5 is located the delivery port takeover 4 outer part, expansion joint 5 outer end be equipped with tap connection structure 7.

Before the faucet 22 is installed, the relative position between the expansion joint 5 and the water outlet connecting pipe 4 is adjusted by using the expansion adjusting structure 6 according to the length of the expansion joint 5 protruding out of the outer surface of the wall a, so that the length of the expansion joint 5 protruding out of the outer surface of the wall a is adjusted and adjusted to adapt to the depth of the pre-grooves of the wall a and the thickness of the surface finishing material b of the wall a at different depths, and meanwhile, the inner end of the faucet is enabled to be attached to the outer surface of the wall after the faucet is installed and fixed on the. In the case of using the decorative panel 33, the decorative panel 33 is pre-installed outside the decorative surface outside the wall body, and the relative position of the expansion joint 5 is adjusted by judging the thickness of the expansion joint 5 protruding out of the decorative panel 33, so that the faucet 22 can be effectively installed and the inner end thereof is attached to the decorative panel 33, and the gap between the decorative panel 33 and the decorative surface on the wall body is eliminated.

Specifically, as shown in fig. 2, 4 and 6, the telescopic adjusting structure 6 includes an adjusting external thread section 8 disposed on the outer wall of the telescopic joint 5 and an adjusting internal thread section 9 disposed on the inner wall of the water outlet connection pipe 4, and the adjusting external thread section 8 is in threaded connection with the adjusting internal thread section 9. The expansion joint 5 is rotated, and the relative position of the expansion joint 5 and the water outlet connecting pipe 4 is changed under the action of the thread pair, so that the length of the part, outside the water outlet connecting pipe 4, of the expansion joint 5 is changed and adjusted, and the length of the expansion joint protruding out of the outer surface of the wall body is adjusted. In this embodiment, the length of the external thread section 8 is greater than the length of the internal thread section 9, so that the expansion joint 5 has a longer adjustment range.

Further, as shown in fig. 3, the telescopic adjusting structure 6 further comprises an adjusting tool operation connecting hole 10 disposed on the inner wall of the outer end of the telescopic joint 5, wherein the adjusting tool operation connecting hole 10 is a regular polygonal hole. Adjusting tool operation connecting hole 10 can be connected with adjusting tool's connector circumference location, and in this embodiment, adjusting tool operation connecting hole 10 is the hexagon socket head that sets up in 5 outer ends of expansion joint, is connected with adjusting tool operation connecting hole 10 through the hexagon socket wrench, twists expansion joint 5 and makes expansion joint 5 rotate, utilizes expansion joint 5 and the vice messenger expansion joint 5 of screw thread of delivery port takeover 4 to stretch out or retract to change the length that expansion joint 5 extrudes delivery port takeover 4.

Those skilled in the art can also design the adjusting tool operation connection hole 10 as a circumferential positioning structure of the outer wall of the outer end of the expansion joint 5, such as an outer hexagon nut, and a user can screw the expansion joint 5 with an outer hexagon wrench. The skilled person can also design other structures of the adjusting tool operation connecting structure according to the requirement, such as the flat adjusting tool operation connecting hole 10.

Preferably, as shown in fig. 2, a first sealing structure 11 is arranged between the outer wall of the water outlet connecting pipe 4 and the inner wall of the water outlet 2; and a second sealing structure 12 is arranged between the inner wall of the water outlet connecting pipe 4 and the outer wall of the inner end of the expansion joint 5. When the water outlet connecting pipe 4 is connected to the water outlet 2, the first sealing structure 11 seals a gap between the outer wall of the water outlet connecting pipe 4 and the inner wall of the water outlet 2, and leakage is prevented. When the expansion joint 5 is connected to the water outlet connection pipe 4 or the relative position of the expansion joint 5 and the water outlet connection pipe 4 is adjusted, the second sealing structure 12 seals a gap between the water outlet connection pipe 4 and the expansion joint 5 to prevent leakage.

Specifically, as shown in fig. 2, the first sealing structure 11 includes at least one first sealing ring 13 sleeved on the outer side of the water outlet connection pipe 4, and the first sealing ring 13 is compressed between the outer side of the water outlet connection pipe 4 and the inner wall of the water outlet 2. The outer wall of the water outlet connecting pipe 4 is provided with a connecting external thread section 16, the inner wall of the water outlet 2 of the wall-buried main body 3 is provided with a connecting internal thread section 34, the connecting external thread section 16 is in threaded connection with the connecting internal thread section 34, and the part of the water outlet connecting pipe 4, which is positioned outside the water outlet 2, is provided with a dismounting tool connecting part 17. In this embodiment, the connecting portion 17 is a boss disposed at the end of the water outlet connection pipe 4, and a hexagonal flat wire is disposed at the periphery of the boss for connecting a wrench. Other forms of attachment structures may be employed by those skilled in the art. When the water outlet connecting pipe 4 is screwed in the water outlet 2, the first sealing ring 13 sleeved on the water outlet connecting pipe 4 is squeezed by the water outlet connecting pipe 3 and the water outlet 2 together, so that a gap is eliminated and sealing is formed.

Further, as shown in fig. 6 and 7, the second sealing structure 12 includes at least one inner annular groove 14 disposed on the outer wall of the inner end of the expansion joint 5, a second sealing ring 15 is disposed in each inner annular groove 14, and the second sealing ring 15 is in dynamic seal with the inner wall of the water outlet connection pipe 4. The adjusting internal thread section 8 of the inner wall of the water outlet connecting pipe 4 is only arranged at the part of the outer end of the caliber of the water outlet connecting pipe 4, the adjusting external thread section 9 of the outer wall of the expansion joint 5 extends from the tap connecting structure 7 to the second sealing structure 12 and is fully distributed, so that the adjustable length of the expansion joint 5 is ensured, namely the adjustable length of the expansion joint 5 is prolonged by the water outlet connecting pipe 4, meanwhile, the inner sealing structure 12 is ensured to have a smooth section on the inner wall of the water outlet connecting pipe 4 in the adjusting process, the inner sealing structure 12 is always attached to the inner wall of the water outlet connecting pipe 4, and the sealing effectiveness is ensured.

In this embodiment, as shown in fig. 6-9, two inner annular grooves 14 are provided on the outer wall of the inner end of the expansion joint 5, and the second sealing ring 15 provided in the inner annular grooves 14 is an O-ring. Other seals such as a gland ring, U-ring, etc. may also be used by those skilled in the art. One skilled in the art can also design an inner annular groove 14 or a plurality of inner annular grooves 14 according to the sealing grade requirement.

Preferably, an inward-shrinkage stop structure is arranged between the water outlet connecting pipe 4 and the expansion joint 5; the retraction stop structure comprises an annular clamping groove 18 which is arranged at the outer end of the expansion joint 5 and close to the outer end of the water outlet connecting pipe 4, a clamp spring 19 with the outer diameter larger than the inner diameter of the water outlet connecting pipe 4 is arranged in the annular clamping groove 18, an annular sinking groove 20 is arranged on the outer end face of the water outlet connecting pipe 4, and the clamp spring 19 is located in the annular sinking groove 20 when the length of the outer end of the expansion joint 5 is shortest.

As shown in fig. 1, a snap spring 19 is arranged on the expansion joint 5, when a constructor screws the expansion joint 5 to a limit position, the snap spring 19 is abutted against an annular sinking groove 20 to prevent the contraction length of the expansion joint 5 from being too large, the minimum length of the expansion joint 5 exposed out of the water outlet connection pipe 4 is limited, the expansion joint 5 is prevented from being sunk into the water outlet connection pipe 4, the second sealing structure 12 is prevented from being separated from the water outlet connection pipe 4, the second sealing structure 12 is prevented from being invalid, and meanwhile, the adjustment of the external thread section 9 and the adjustment of the internal thread section 8 are prevented from being separated, so that inconvenience in construction.

Preferably, as shown in fig. 6-9, the faucet connecting structure 7 includes an annular mounting groove 21 disposed on the outer wall of the outer end of the expansion joint 5, and when the faucet 22 is mounted on the expansion joint 5, the annular mounting groove 21 is located in the faucet 22, the faucet 22 is fixed on the outer end of the expansion joint 5 by a locking screw whose inner end abuts against the annular mounting groove 21, and a faucet sealing structure 23 is disposed between the outer end of the expansion joint 5 and the faucet 22. The bottom of the annular mounting groove 21 is a groove bottom 26, the inner side of the groove bottom 26 is a vertical groove wall 27, and the outer side is an inclined groove wall 28. When the water tap 22 is installed on the expansion joint 5, the bottom of the water tap 22 is abutted to the decorative panel, the screw is screwed into the connecting positioning hole of the water tap 22 and enters the annular installing groove 21, the bottom of the screw slides to the groove bottom 26 along the inclined groove wall 28 in the screwing process, the inclined groove wall 28 provides acting force and support for the screw to be close to the wall surface, the bottom of the water tap 22 is pressed against the decorative panel, and the decorative panel reacting force is tightly matched with the water tap and the screw to fix the water tap.

As shown in fig. 11, when the screw is screwed in, the screw contacts the inclined groove wall 28 first, the screw is guided by the inclined groove wall 28, the screw is conveniently locked, and meanwhile, the expansion joint 5 has a tendency of moving outwards due to the acting force of the screw on the inclined groove wall 28, so that the effect of pre-tightening and preventing looseness of the thread between the expansion joint 5 and the water outlet connection pipe 4 is achieved, and the sealing performance is improved.

Further, as shown in fig. 6, the sealing structure 23 of the faucet includes at least one outer annular groove 24 formed on an outer wall of an outer end of the expansion joint 5, and each outer annular groove 24 is provided with a third sealing ring 25 disposed inside the faucet 22. When the faucet 22 is connected with the expansion joint 5, the inner side and the outer side of the third sealing ring 25 are respectively attached to the expansion joint 5 and the inner wall of the faucet to form effective sealing. Those skilled in the art will appreciate that the number of the outer annular grooves 24 may be designed according to the sealing grade, and in the present embodiment, the number of the outer annular grooves 24 is two.

Preferably, as shown in fig. 11, the wall-buried main body 3 is provided with a plurality of in-wall fixing holes 30; the wall-buried main body 3 comprises a transverse pipe 29, a handle seat 31 is arranged at the water inlet end of the transverse pipe 29, a cold water interface and/or a hot water interface are/is arranged on the handle seat 31, a valve core assembly 32 is arranged in the handle seat 31, and the valve core assembly 32 is connected with a control handle; the other end of the transverse pipe 29 is provided with the water outlet 2. In use, the valve core assembly 32 is controlled by the handle, so that water flow is guided to the water outlet 2 through the transverse pipe 29, passes through the water outlet connecting pipe 4 and the expansion joint 5 in sequence, and finally flows out of the water tap 22.

Preferably, as shown in fig. 11, the outer end of the expansion joint 5 is sleeved with a decorative panel 33, and after the faucet 22 is mounted at the outer end of the expansion joint 5, the faucet 22 abuts against the decorative panel 33 so that the decorative panel 33 is pressed and positioned. The decorative panel 33 prevents the faucet 22 from directly abutting against the wall surface, enhances the installation reliability of the faucet 22, and also improves the aesthetic property to a certain extent.

The working principle of the novel mounting method of the wall-in type concealed-mounting faucet component is adopted, as shown in fig. 11, and the method comprises the following steps:

After the wall-buried main body is fixedly installed in the pre-opening cavity, the outer end of the expansion joint 5 may be too protruded out of the wall surface or too retracted due to the fact that the depth of the wall-buried main body and the depth of the cavity cannot be accurately controlled, the expansion joint 5 is screwed to change the relative position of the expansion joint 5 and the wall surface through connection of an adjusting tool such as an inner hexagonal wrench and an adjusting tool operation connecting hole 10, and therefore the outer end of the expansion joint 5 can reach a proper installation position, and a water tap water outlet nozzle can be effectively and correctly installed.

The working principle of the wall surface renovation installation method adopting the wall-in type concealed installation faucet component comprises the following steps:

In the renovation, the original waterway can be normally used, and the decoration surface is directly added on the original wall surface without damaging the original wall surface, in particular to the areas of Australia, Europe and the like, so as to avoid the generation of decoration garbage and increase the labor cost. When a decorative surface is newly added on the original wall surface, the original water faucet connecting structure 7 is inevitably too short to cause the water faucet to be normally installed. After the renovation is finished, the adjusting tool such as an inner hexagonal wrench is connected with the adjusting tool operation connecting structure 17 to screw the expansion joint 5 to change the relative position of the expansion joint and the wall surface, so that the water faucet connecting structure 7 reaches a proper installation position, the water faucet can be correctly installed, and the inner end of the water faucet is supported on the decorative panel after the water faucet is installed, so that the decorative panel is clamped between the inner end of the water faucet and the wall surface.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although terms such as the water inlet 1, the water outlet 2, the wall-buried main body 3, the water outlet connection pipe 4, the expansion joint 5, the expansion adjustment structure 6, the faucet connection structure 7, the adjustment external thread section 8, the adjustment internal thread section 9, the adjustment tool operation connection hole 10, the first seal structure 11, the second seal structure 12, the first seal ring 13, the internal annular groove 14, the second seal ring 15, the external thread section 16, the disassembly tool connection part 17, the annular groove 18, the snap spring 19, the annular sunken groove 20, the annular installation groove 21, the faucet 22, the faucet seal structure 23, the external annular groove 24, the third seal ring 25, the groove bottom surface 26, the vertical groove wall 27, the inclined groove wall 28, the cross pipe 29, the wall internal fixation hole 30, the handle seat 31, the valve core assembly 32, the decorative panel 33, and the like are used more often herein, the possibility of using. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A wall-embedded concealed-installation faucet component comprises a wall-embedded main body (3) with a water inlet (1) and a water outlet (2), a water outlet connecting pipe (4) is detachably fixed on the water outlet (2), it is characterized in that a cylindrical expansion joint (5) is arranged in the water outlet connecting pipe (4) in a penetrating way, the inner end of the expansion joint (5) is positioned in the water outlet connecting pipe (4), the outer end of the expansion joint (5) is positioned outside the water outlet connecting pipe (4), a telescopic adjusting structure (6) which can adjust the axial relative position of the telescopic joint (5) and the water outlet connecting pipe (4) so as to adjust the length of the telescopic joint (5) positioned at the outer part of the water outlet connecting pipe (4) is arranged between the telescopic joint (5) and the water outlet connecting pipe (4), the outer end of the expansion joint (5) is provided with a water tap connecting structure (7).

2. A wall-embedded concealed installation water tap component according to claim 1, characterized in that the telescopic adjusting structure (6) comprises an adjusting external thread section (8) arranged on the outer wall of the telescopic joint (5) and an adjusting internal thread section (9) arranged on the inner wall of the water outlet connection pipe (4), and the adjusting external thread section (8) is in threaded connection with the adjusting internal thread section (9).

3. A wall-in type concealed installation faucet assembly according to claim 2, wherein the telescopic adjusting structure (6) further comprises an adjusting tool operation connecting hole (10) arranged on the inner wall of the outer end of the telescopic joint (5), and the adjusting tool operation connecting hole (10) is a non-circular hole.

4. A wall-embedded concealed installation faucet assembly according to claim 1, 2 or 3, characterized in that a first sealing structure (11) is arranged between the outer wall of the water outlet connecting pipe (4) and the inner wall of the water outlet (2); and a second sealing structure (12) is arranged between the inner wall of the water outlet connecting pipe (4) and the outer wall of the inner end of the expansion joint (5).

5. A wall-in type concealed installation faucet assembly according to claim 4, wherein the first sealing structure (11) comprises at least one first sealing ring (13) sleeved on the outer side of the water outlet connecting pipe (4), and the first sealing ring (13) is tightly pressed between the outer side of the water outlet connecting pipe (4) and the inner wall of the water outlet (2); the second sealing structure (12) comprises at least one inner annular groove (14) arranged on the outer wall of the inner end of the expansion joint (5), a second sealing ring (15) is arranged in each inner annular groove (14), and the second sealing ring (15) is movably sealed with the inner wall of the water outlet connecting pipe (4).

6. A wall-embedded concealed installation water tap component according to claim 5, characterized in that the outer wall of the water outlet connecting pipe (4) is provided with a connecting external thread section (16), the inner wall of the water outlet (2) of the wall-embedded main body (3) is provided with a connecting internal thread section (34), the connecting external thread section (16) is in threaded connection with the connecting internal thread section (34), and the part of the water outlet connecting pipe (4) outside the water outlet (2) is provided with a dismounting tool connecting part (17).

7. The built-in tap assembly of claim 5, wherein a retraction stop structure is arranged between the water outlet connecting pipe (4) and the expansion joint (5); the inner-contracting stop structure comprises an annular clamping groove (18) which is arranged at the outer end of the telescopic joint (5) and is close to the outer end of the water outlet connecting pipe (4), a clamp spring (19) with the outer diameter larger than the inner diameter of the water outlet connecting pipe (4) is arranged in the annular clamping groove (18), an annular sinking groove (20) is arranged on the outer end face of the water outlet connecting pipe (4), and the clamp spring (19) is located in the annular sinking groove (20) when the length of the outer end of the telescopic joint (5) is shortest.

8. A wall-in type concealed installation faucet assembly according to claim 1, 2 or 3, wherein the faucet connecting structure (7) comprises an annular mounting groove (21) arranged on the outer wall of the outer end of the expansion joint (5), the annular mounting groove (21) is positioned in the faucet (22) when the faucet (22) is installed on the expansion joint (5), the faucet (22) is fixed on the outer end of the expansion joint (5) through a locking screw with the inner end abutting against the annular mounting groove (21), and a faucet sealing structure (23) is arranged between the outer end of the expansion joint (5) and the faucet (22).

9. A concealed wall-in faucet assembly according to claim 8, wherein the faucet sealing structure (23) comprises at least one outer annular groove (24) formed in the outer wall of the outer end of the expansion joint (5), and each outer annular groove (24) is provided with a third sealing ring (25) arranged in the faucet (22).

10. A wall-in type concealed faucet assembly according to claim 8, wherein the bottom of the annular mounting groove (21) is a groove bottom (26), the inner side of the groove bottom (26) is a vertical groove wall (27), and the outer side is an inclined groove wall (28).

11. A wall-embedded concealed faucet assembly according to claim 1, 2 or 3, wherein the wall-embedded main body (3) is provided with a plurality of wall-internal fixing holes (30); the wall-buried main body (3) comprises a transverse pipe (29), a handle seat (31) is arranged at the water inlet end of the transverse pipe (29), a cold water interface and/or a hot water interface are/is arranged on the handle seat (31), a valve core assembly (32) is arranged in the handle seat (31), and the valve core assembly (32) is connected with a control handle; the other end of the transverse pipe (29) is provided with the water outlet (2).

12. A wall-in type concealed installation faucet assembly according to claim 1, 2 or 3, wherein the outer end of the expansion joint (5) is sleeved with a decorative panel (33), and the faucet (22) abuts against the decorative panel (33) after the faucet (22) is installed at the outer end of the expansion joint (5) so that the decorative panel (33) is pressed and positioned.

13. A new installation method using the wall-in concealed faucet assembly of any one of claims 1 to 12, comprising the steps of:

a: fixing the wall-buried main body (3) in a cavity arranged in a wall body, connecting the water inlet (1) with a water supply pipe, sealing the cavity of the wall body and pasting a wall surface decoration material, and ensuring that the outer end of the expansion joint (5) is not blocked after the wall surface decoration material is pasted;

b: adjusting the axial distance between the expansion joint (5) and the water outlet connecting pipe (4) so that the length of the outer end of the expansion joint (5) exposed out of the wall surface is suitable for mounting a decorative panel (33) and a water tap (22);

c: the decorative panel (33) is sleeved at the outer end of the expansion joint (5), then the water tap (22) is installed on the water tap connecting structure (7) at the outer end of the expansion joint (5), and after the water tap (22) is installed, the inner end of the water tap (22) abuts against the decorative panel (33), so that the decorative panel (33) is clamped between the inner end of the water tap (22) and the wall surface.

14. A wall resurfacing installation method using the wall-in concealed faucet assembly of any one of claims 1 to 12, comprising the steps of:

a: after the wall surface is renovated, the axial distance between the expansion joint (5) and the water outlet connecting pipe (4) is adjusted so that the length of the outer end of the expansion joint (5) exposed out of the wall surface is suitable for installing a decoration panel (33) and a water tap (22);

b: the decorative panel (33) is sleeved at the outer end of the expansion joint (5), then the water tap (22) is installed on the water tap connecting structure (7) at the outer end of the expansion joint (5), and after the water tap (22) is installed, the inner end of the water tap (22) abuts against the decorative panel (33), so that the decorative panel (33) is clamped between the inner end of the water tap (22) and the wall surface.