CN107126128B

CN107126128B - Bathtub with built-in multifunctional massage pillow and assembling method

Info

Publication number: CN107126128B
Application number: CN201710467344.7A
Authority: CN
Inventors: 林孝发; 林孝山; 邹文峰; 李少锋
Original assignee: Jomoo Kitchen and Bath Co Ltd
Current assignee: Jomoo Kitchen and Bath Co Ltd
Priority date: 2017-06-20
Filing date: 2017-06-20
Publication date: 2023-08-04
Anticipated expiration: 2037-06-20
Also published as: CN107126128A

Abstract

The invention discloses a bathtub with a built-in multifunctional massage pillow. A bathtub with a built-in multifunctional massage pillow comprising: the massage pillow comprises a driving piece, at least one rotating shaft and at least one massage piece, wherein the driving piece drives the massage piece to rotate through the rotating shaft so as to realize a massage function; the driving piece and the massage piece are respectively arranged outside and inside the bathtub body, and each rotating shaft passes through the bathtub through hole in a sealing way to drive one massage piece to rotate. The beneficial effects of the invention are as follows: the bathtub with the multifunctional massage pillow is characterized in that the electrified electrical elements are arranged outside the bathtub body, so that water and electricity separation is ensured, and the safety performance of the bathtub is improved. The invention also provides an assembling method of the bathtub with the multifunctional massage pillow.

Description

Bathtub with built-in multifunctional massage pillow and assembling method

Technical Field

The invention belongs to the technical field of bathrooms, and particularly relates to a bathtub with a built-in multifunctional massage pillow and an assembling method thereof.

Background

As technology advances, bathtubs have also been provided with more and more functions, such as massage. The bathtub with the massage function is widely used as a relatively high-end bathroom device in certain starry hotels or high-end consumer groups at present.

Chinese patent 201420373521.7 discloses a neck massage bathtub, contains the bathtub body and sets up massage headrest on the bathtub body inner wall, the massage headrest contains a headrest core module and a control headrest core module opens or closes switch. However, the massage headrest in the neck massage bathtub is arranged on the inner wall of the bathtub body, and in the use process, if the problem of leakage of electricity and water occurs, the danger of electric shock is very easy to cause.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a bathtub with a built-in multifunctional massage pillow and a method for assembling the bathtub.

In order to achieve the above purpose, the present invention adopts the following technical scheme: a bathtub with a built-in multifunctional massage pillow comprising: the massage pillow comprises a driving piece, at least one rotating shaft and at least one massage piece, wherein the driving piece drives the massage piece to rotate through the rotating shaft so as to realize a massage function; the driving piece and the massage piece are respectively arranged outside and inside the bathtub body, and each rotating shaft passes through the bathtub through hole in a sealing way to drive one massage piece to rotate.

Preferably, the massage pillow further comprises a sealing plate abutting against the inner side of the bathtub body and used for sealing the bathtub through hole; the sealing plate is provided with a first through hole at the position corresponding to each bathtub through hole, the sealing plate outwards extends at the position corresponding to each first through hole to form a hollow column for sealing the bathtub through hole, and when the bathtub through hole is assembled, the hollow column stretches into the bathtub through hole, the rotating shaft stretches into the hollow column and sequentially penetrates through the bathtub through hole and the first through hole.

Preferably, the hollow column is coaxially communicated with the first through hole, and the inner diameter of the hollow column is larger than the diameter of the first through hole, so that a first abutting step is formed at the joint of the hollow column and the first through hole; the rotary shaft is provided with a second abutting step at a position corresponding to the first abutting step, and when the rotary shaft is assembled, the V-shaped sealing ring sleeved on the outer side of the rotary shaft is respectively abutted against the first abutting step and the second abutting step, so that dynamic sealing connection between the rotary shaft and the sealing plate is realized.

Preferably, the outer wall of the hollow column is provided with a first sealing step, and when the hollow column is assembled, the hollow column stretches into the bathtub through hole, and two opposite sealing surfaces of a first sealing ring sleeved on the outer side of the hollow column are respectively abutted against the first sealing step and the inner wall of the bathtub body, so that static sealing connection between the sealing plate and the bathtub body is realized.

Preferably, the massage pillow further comprises a flexible pillow body detachably connected with the sealing plate and a pillow case suitable for neck massage, wherein a second through hole is formed in the position, corresponding to the first through hole of the sealing plate, of the flexible pillow body, the rotating shaft sequentially penetrates through the bathtub through hole and the first through hole and then penetrates through the second through hole to be fixedly connected with the massage piece, and the massage piece is driven by the rotating shaft to rotate on the flexible surface of the flexible pillow body so as to realize a massage function; the pillowcase is sleeved outside the flexible pillow body so as to be detachably connected with the flexible pillow body.

Preferably, the massage pillow further comprises a plurality of quick turn knobs for detachably connecting the flexible pillow body and the sealing plate; each quick rotating knob comprises a knob body, a rotating shaft fixedly connected with the knob body and an abutting part arranged on the rotating shaft, wherein the flexible pillow body is provided with a plurality of first quick mounting holes for mounting the quick rotating knob, and the area of each first quick mounting hole is smaller than the projection area of the knob body on the surface of the flexible pillow body; the rotary fixing component comprises a connecting column fixedly connected with the sealing plate and internally provided with a cavity, and a cover plate fixed at one end of the connecting column and sealing the cavity, wherein the cover plate is provided with a second quick-mounting hole correspondingly communicated with the cavity, the second quick-mounting hole is correspondingly and coaxially communicated with the first quick-mounting hole, and when the rotary knob is assembled, a rotary shaft of each quick-rotating knob sequentially penetrates through the first quick-mounting hole and the second quick-mounting hole, so that the knob body is abutted against the flexible pillow body, and the abutting part stretches into and is accommodated in the cavity; when the flexible pillow is used, the knob body is rotated to drive the abutting part to rotate, so that the abutting part abuts against the cover plate, and the flexible pillow body and the sealing plate are detachably linked.

Preferably, an abutting surface of the cover plate and the abutting portion is an inclined surface.

Preferably, the massage pillow further comprises a base, a bottom plate and a bracket, wherein the base and the bottom plate are used for enclosing a containing space for containing the driving piece together, the bracket and the driving piece are used for supporting and limiting the driving piece, and the bracket and the driving piece are contained in the containing space and are fixed in the base; the bottom plate corresponds the position of pivot is equipped with the bottom plate through-hole, the bottom plate through-hole respectively with cavity post first through-hole with bathtub through-hole coaxial intercommunication, just the one end of pivot stretches into in the bottom plate through-hole with the driving piece transmission is connected, the other end of pivot stretches into in the cavity post, and pass in proper order the bathtub through-hole with first through-hole.

Preferably, the bottom plate is further provided with a sealing groove corresponding to each hollow column in the sealing plate, the inner wall of each sealing groove is provided with a second sealing step, the bottom of each sealing groove is provided with at least one fixing hole, and the position of the end face of each hollow column corresponding to each fixing hole is provided with a threaded hole; during assembly, the hollow column stretches into the sealing groove and abuts against the bottom of the sealing groove, and the hollow column stretches into the threaded hole through a bolt to realize fixed connection of the bottom plate and the hollow column; and the two opposite sides of the second sealing ring sleeved on the outer side of the hollow column are respectively abutted against the second sealing step and the outer wall of the bathtub body, so that static sealing connection between the bottom plate and the bathtub body is realized.

A method of assembling a bathtub with a built-in multifunctional massage pillow as described in any of the above, comprising the steps of:

at least one bathtub through hole is arranged at any position on the bathtub body;

hermetically penetrating each rotating shaft of the massage pillow through a bathtub through hole of the bathtub body;

the driving piece and the massage piece of the massage pillow are respectively arranged outside and inside the bathtub body, and are connected with the driving piece and the massage piece through the rotating shaft.

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

1. in the bathtub with the built-in multifunctional massage pillow, the driving piece and the massage piece are respectively arranged outside and inside the bathtub body, and each rotating shaft passes through the bathtub through hole in a sealing way to drive one massage piece to rotate, so that electrified electric elements are arranged outside the bathtub body, water and electricity separation is ensured, and the safety performance of the bathtub is improved; the problem of insufficient operation accuracy and the like in the process of manufacturing the special-shaped groove or the special-shaped hole in the bathtub can be avoided, meanwhile, the use of a large-area waterproof silica gel sleeve is saved, and the use cost of a massage technology in a water vapor environment is reduced to a certain extent;

2. the multifunctional massage pillow can be assembled independently, is used as an assembly selecting part of the bathtub, is arranged on any installed bathtub, can be assembled on any position required by a user on the bathtub only by punching a through hole at the position of the bathtub where the multifunctional massage pillow is pre-installed, is not limited by the shape and the size of the massage pillow, increases the suitability of the massage pillow, and can be diversified in shape and size, thereby meeting different massage demands and appearance favorites of the user;

3. the V-shaped sealing ring sleeved on the outer side of the rotating shaft is respectively abutted against the first abutting step and the second abutting step, so that dynamic sealing connection between the rotating shaft and the sealing plate is realized, and the sealing performance of the bathtub is improved;

4. the two opposite sealing surfaces of the first sealing ring sleeved on the outer side of the hollow column are respectively abutted against the first sealing step and the inner wall of the bathtub body, so that static sealing connection between the sealing plate and the bathtub body is realized, the sealing performance of the bathtub is further improved, and the sealing performance of the bathtub can reach a waterproof grade above IPx7 by matching with dynamic sealing connection between the rotating shaft and the sealing plate;

5. the rotating shaft sequentially passes through the bathtub through hole and the first through hole and then passes through the second through hole to be fixedly connected with the massage part, and the massage part is driven by the rotating shaft to rotate on the flexible surface of the flexible pillow body so as to realize a massage function, so that the comfort level of a user is improved through the flexible pillow body;

6. when the rotary knob is used, the rotary knob body is rotated to drive the abutting part to rotate, so that the abutting part abuts against the cover plate to detachably link the flexible pillow body and the sealing plate, not only can a user conveniently disassemble and maintain, but also the connection firmness degree of the rotary knob body and the sealing plate can be improved through the elasticity of the flexible pillow body;

7. the abutting surface of the cover plate and the abutting part is an inclined surface, so that the abutting effect between the quick rotating knob and the cover plate can be improved;

8. the hollow column stretches into the sealing groove and abuts against the bottom of the sealing groove, and the bolt stretches into the threaded hole to realize the fixed connection of the bottom plate and the hollow column, so that the fixed connection between the bottom plate and the sealing plate can be realized conveniently;

9. opposite sides of a second sealing ring sleeved on the outer side of the hollow column are respectively abutted against the second sealing step and the outer wall of the bathtub body, so that static sealing connection between the bottom plate and the bathtub body is realized, and the sealing performance of the bathtub can be further improved;

10. the bathtub with the multifunctional massage pillow inside enables a user to perform kneading massage on the neck, the back, the waist and the like by adjusting sitting postures in the bathtub.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

FIG. 1 is a schematic view of a bathtub with a built-in multifunctional massage pillow according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the bathtub with the multifunctional massage pillow built in shown in FIG. 1;

FIG. 3 is a schematic view of the mounting structure of the massage pillow in the tub with the built-in multifunctional massage pillow shown in FIG. 1;

FIG. 4 is a schematic view of the structure of the massage pillow of FIG. 3 in the area A;

FIG. 5 is a schematic view of the sealing plate of the massage pillow of FIG. 3 at an angle;

FIG. 6 is a schematic view of the seal plate of FIG. 5 at another angle;

FIG. 7 is a schematic view of the structure of the flexible pillow body in the massage pillow shown in FIG. 3;

FIG. 8 is a schematic view of a quick turn knob of the massage pillow of FIG. 3;

FIG. 9 is a schematic view of the mounting structure of the sealing plate, the flexible pillow body and the quick turn knob in the massage pillow shown in FIG. 3;

FIG. 10 is a schematic view of the drive, base and support of the massage pillow of FIG. 3;

fig. 11 is a schematic view of the structure of the base plate in the massage pillow shown in fig. 3.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Referring to fig. 1 to 4, the bathtub with a built-in multifunctional massage pillow provided by the invention comprises a bathtub body 10 and a massage pillow 20 arranged on the bathtub body 10.

The tub wall of the tub body 10 is provided with two tub through holes 101.

The massage pillow 20 comprises a driving member 21, at least one rotating shaft 22, at least one massage member 23, a sealing plate 24, a flexible pillow body 25, a plurality of quick-turn knobs 26, a base 27, a bottom plate 28 and a bracket 29.

Wherein, the driving member 21 drives the massage member 23 to rotate through the rotating shaft 22 to realize the massage function, the driving member 21 and the massage member 23 are respectively arranged outside and inside the bathtub body 10, and each rotating shaft 22 passes through the bathtub through hole 101 in a sealing way to drive one massage member 23 to rotate;

the sealing plate 24 abuts against the inner side of the bathtub body 10 and is used for sealing the bathtub through hole 101; the flexible pillow body 25 is detachably connected with the sealing plate 24; the plurality of quick turn knobs 26 detachably connect the flexible pillow body 25 and the sealing plate 24;

the base 27 and the bottom plate 28 together define an accommodating space for accommodating the driving member 21, the bracket 29 supports and limits the driving member 21, and the bracket 29 and the driving member 21 are both accommodated in the accommodating space and fixed in the base 27.

In the present embodiment, the driving member 21 is a massage machine core, and the massage member 23 is a massage head, such as a kneading type massage head.

Referring to fig. 5 and 6 in combination, a first through hole 201 is formed at a position of the sealing plate 24 corresponding to each of the bathtub through holes 101, and the sealing plate 24 extends outwards at a position corresponding to each of the first through holes 201 to form a hollow column 241 for sealing the bathtub through hole 101, and when assembled, the hollow column 241 extends into the bathtub through hole 101, and the rotating shaft 22 extends into the hollow column 241 and sequentially passes through the bathtub through hole 101 and the first through hole 201.

Specifically, the hollow pillar 241 is coaxially connected to the first through hole 201, and the inner diameter of the hollow pillar 241 is larger than the diameter of the first through hole 201, so that a first abutment step 242 is formed at the connection between the hollow pillar 241 and the first through hole 201.

In order to realize the sealing connection between the sealing plate 24 and the rotating shaft 22, the rotating shaft 22 is provided with a second abutting step 221 at a position corresponding to the first abutting step 242, and when the sealing plate is assembled, the sealing surface of the V-shaped sealing ring 30 sleeved outside the rotating shaft 22 abuts against the first abutting step 242 and the second abutting step 221 respectively, so that the dynamic sealing connection between the rotating shaft 22 and the sealing plate 24 is realized.

In order to realize the sealing connection between the sealing plate 24 and the bathtub body 10, a first sealing step 243 is provided on the outer wall of the hollow column 241, and when assembled, the hollow column 241 extends into the bathtub through hole 101, and two opposite sealing surfaces of the first sealing ring 40 sleeved on the outer side of the hollow column 241 respectively abut against the first sealing step 243 and the inner wall of the bathtub body 10, so that the static sealing connection between the sealing plate 24 and the bathtub body 10 is realized.

Referring to fig. 7, the side of the flexible pillow 25 away from the sealing plate 24 is made of flexible material, and the side facing the sealing plate 24 is in a planar structure, so as to form an abutting surface with the sealing plate 24. Specifically, the flexible pillow body 25 is formed with a second through hole 202 corresponding to the first through hole 201 of the sealing plate 24, and the rotating shaft 22 sequentially passes through the bathtub through hole 101 and the first through hole 201 and then passes through the second through hole 202 to be fixedly connected with the massage member 23, and the massage member 23 is driven by the rotating shaft 22 to rotate on the outer surface of the flexible pillow body 25 to realize a massage function.

In this embodiment, the quick turn knob 26 is connected detachably between the flexible pillow body 25 and the sealing plate 24 in a clamping manner. Specifically, referring to fig. 8 and 9 in combination, each of the quick-turn knobs 26 includes a knob body 261, a rotation shaft 262 fixedly connected to the knob body 261, and an abutment 263 disposed on the rotation shaft 262.

Correspondingly, the flexible pillow body 25 is provided with a plurality of first quick-mounting holes 203 for mounting the quick-rotating knob 26, and the area of the first quick-mounting holes 203 is smaller than the projection area of the knob body 261 on the surface of the flexible pillow body 25;

referring to fig. 9 in combination, a rotary fixing member 244 is disposed at a position of the sealing plate 24 corresponding to each of the first quick-mounting holes 203, the rotary fixing member 244 includes a connecting post 2441 fixedly connected to the sealing plate 24 and having a cavity 2401 therein, and a cover plate 2442 fixed to one end of the connecting post 2441 and sealing the cavity 2401, and the cover plate 2442 is provided with a second quick-mounting hole 204 correspondingly communicating with the cavity 2401, and the second quick-mounting hole 204 is correspondingly coaxially communicating with the first quick-mounting hole 203.

When assembled, the rotation shaft 262 of each quick-turn knob 26 sequentially passes through the first quick-fit hole 203 and the second quick-fit hole 204, so that the knob body 261 abuts against the flexible surface of the flexible pillow body 25, and the abutting portion 263 extends into and is accommodated in the cavity 2401;

in use, rotation of the knob body 261 drives the abutment portion 263 to rotate, such that the abutment portion 263 rotates within the cavity 2401 and abuts the cover plate 2442 to detachably link the flexible pillow 25 and the sealing plate 24.

In this embodiment, in order to obtain a better abutting effect between the quick turn knob 26 and the cover 2442, the abutting surfaces 2402 of the cover 2442 and the abutting portion 263 are inclined surfaces that are mutually adapted.

It should be noted that, since the knob body 261 abuts against the flexible surface of the flexible pillow body 25, the elastic deformation of the flexible surface of the flexible pillow body 25 may improve the connection firmness between the flexible pillow body 25 and the sealing plate 24.

Referring to fig. 10 and 11 in combination, the base 27 has a receiving groove formed therein, and the bottom plate 28 covers and seals the receiving groove of the base 27, so as to form the receiving space (not shown) together with the base 27.

In this embodiment, the bottom plate 28 is provided with a bottom plate through hole 205 at a position corresponding to the rotating shaft 22, the bottom plate through hole 205 is respectively in coaxial communication with the hollow post 241, the first through hole 201 and the bathtub through hole 101, one end of the rotating shaft 22 extends into the bottom plate through hole 205 to be in transmission connection with the driving member 21, and the other end of the rotating shaft 22 extends into the hollow post 241 and sequentially passes through the bathtub through hole 101 and the first through hole 201.

In order to realize the fixed connection between the bottom plate 28 and the sealing plate 24, a sealing groove 281 is further provided at a position of the bottom plate 28 corresponding to each hollow column 241 in the sealing plate 24, and at least one fixing hole 207 is provided at a bottom of each sealing groove 281; correspondingly, a threaded hole 2403 is provided at a position corresponding to each of the fixing holes 207 on the end surface of the hollow column 241. During assembly, the hollow column 241 extends into the sealing groove 281 and abuts against the bottom of the sealing groove 281, and the bolt passes through the fixing hole 207 and extends into the threaded hole 2403 to realize the fixed connection between the bottom plate 28 and the hollow column 241, thereby realizing the fixed connection between the bottom plate 28 and the sealing plate 24;

in order to realize the sealing connection between the bottom plate 28 and the bathtub body 10, the inner wall of each sealing groove 281 is provided with a second sealing step 206, and two opposite sealing surfaces of a second sealing ring 50 sleeved on the outer side of the hollow post 241 respectively abut against the second sealing step 206 and the outer wall of the bathtub body 10, so that the static sealing connection between the bottom plate 28 and the bathtub body 10 is realized.

In addition, the massage pillow 20 further comprises a pillow case 208 suitable for neck massage, and the pillow case 208 is sleeved outside the flexible pillow body 25 so as to be detachably connected with the flexible pillow body 25. When the pillow cover 208 is sleeved outside the flexible pillow body 25, the massage pillow 20 can realize the massage function on the neck of the user through the pillow cover 208; when the pillow cover 208 is detached from the flexible pillow body 25, the pillow cover 208 can be used as a cushion at the bottom of the bathtub body 10, and a user can sit on the pillow to lean against the massage pillow 20, thereby realizing the massage function on the back and waist of the user.

The assembling method of the bathtub with the multifunctional massage pillow arranged inside as shown in the figure comprises the following steps:

at least one bathtub through hole 101 is arranged at any position on the bathtub body 10;

hermetically passing each shaft 22 of the massage pillow 20 through one bath through hole 101 of the bath body 10;

the driving part 21 and the massage part 23 of the massage pillow 20 are respectively arranged outside and inside the bathtub body 10, and are connected with the driving part 21 and the massage part 23 through the rotating shaft 22.

In addition, the multifunctional massage pillow can be assembled independently, is used as an assembly selecting part of a bathtub, is arranged on any installed bathtub, and can be assembled on any position required by a user on the bathtub by only punching a through hole at the position of the bathtub where the multifunctional massage pillow is pre-installed according to the installation mode, so that the suitability of the massage pillow is improved without being limited by the shape and the size of the massage pillow. In view of the suitability of the assembly mode, the shape and the size of the massage pillow can be diversified, and different massage demands and appearance favorites of users can be met.

It should be appreciated that the steps of the assembly method are not limited to the sequence of steps of the above-described embodiments, and in other alternative embodiments, the massage pillow 20 may be mounted to the tub body 10 first and then the tub body 10 may be mounted.

While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.

Claims

1. A bathtub of built-in multi-functional massage pillow, its characterized in that: comprising the following steps:

the bathtub body is provided with at least one bathtub through hole,

the massage pillow comprises a driving piece, a sealing plate, a flexible pillow body, at least one rotating shaft, at least one massage piece and a plurality of quick rotating knobs, wherein the driving piece drives the massage piece to rotate through the rotating shaft so as to realize a massage function;

the driving piece and the massage piece are respectively arranged outside and inside the bathtub body, and each rotating shaft passes through the bathtub through hole in a sealing way to drive one massage piece to rotate; the massage piece is driven by the rotating shaft to rotate on the flexible surface of the flexible pillow body so as to realize a massage function;

the sealing plate is abutted against the inner side of the bathtub body and used for sealing the bathtub through hole; the quick rotating knobs are used for detachably connecting the flexible pillow body and the sealing plate; each quick rotating knob comprises a knob body, a rotating shaft fixedly connected with the knob body and an abutting part arranged on the rotating shaft,

the flexible pillow body is provided with a plurality of first quick mounting holes for mounting the quick rotating knob, and the area of the first quick mounting holes is smaller than the projection area of the knob body on the surface of the flexible pillow body;

the sealing plate is provided with a rotary fixing part corresponding to each first quick-mounting hole, the rotary fixing part comprises a connecting column fixedly connected with the sealing plate and internally provided with a cavity, and a cover plate fixed at one end of the connecting column and sealing the cavity, the cover plate is provided with a second quick-mounting hole correspondingly communicated with the cavity, the second quick-mounting hole is correspondingly and coaxially communicated with the first quick-mounting hole,

when the rotary pillow is assembled, the rotary shaft of each quick rotary knob sequentially passes through the first quick mounting hole and the second quick mounting hole, so that the rotary knob body is abutted against the flexible pillow body, and the abutting part extends into and is accommodated in the cavity;

when the rotary knob is used, the knob body is rotated to drive the abutting part to rotate, so that the abutting part abuts against the cover plate, and the flexible pillow body and the sealing plate are detachably connected.

2. A bathtub with a built-in multifunctional massage pillow as defined in claim 1, wherein: the sealing plate is provided with a first through hole at the position corresponding to each bathtub through hole, the sealing plate outwards extends at the position corresponding to each first through hole to form a hollow column for sealing the bathtub through hole, and when the bathtub through hole is assembled, the hollow column stretches into the bathtub through hole, the rotating shaft stretches into the hollow column and sequentially penetrates through the bathtub through hole and the first through hole.

3. A bathtub with a built-in multifunctional massage pillow as defined in claim 2, wherein: the hollow column is coaxially communicated with the first through hole, and the inner diameter of the hollow column is larger than the diameter of the first through hole, so that a first abutting step is formed at the joint of the hollow column and the first through hole;

the rotary shaft is provided with a second abutting step at a position corresponding to the first abutting step, and when the rotary shaft is assembled, the V-shaped sealing ring sleeved on the outer side of the rotary shaft is respectively abutted against the first abutting step and the second abutting step, so that dynamic sealing connection between the rotary shaft and the sealing plate is realized.

4. A bathtub with a built-in multifunctional massage pillow as defined in claim 2, wherein: the outer wall of hollow post is equipped with first sealed step, and when the assembly, the hollow post stretches into in the bathtub through-hole, the cover is located two relative sealing surfaces of the first sealing washer in the hollow post outside respectively butt first sealed step with the inner wall of bathtub body, thereby realize the closing plate with static sealing connection between the bathtub body.

5. A bathtub with a built-in multifunctional massage pillow as defined in claim 1, wherein: the abutting surface of the cover plate and the abutting part is an inclined surface.

6. A bathtub with a built-in multifunctional massage pillow as defined in claim 2, wherein: the massage pillow further comprises a base, a bottom plate and a bracket, wherein the base and the bottom plate are used for enclosing a containing space for containing the driving piece together, the bracket supports and limits the driving piece, and the bracket and the driving piece are contained in the containing space and are fixed in the base;

the bottom plate corresponds the position of pivot is equipped with the bottom plate through-hole, the bottom plate through-hole respectively with the cavity post first through-hole with bathtub through-hole coaxial intercommunication, just the one end of pivot stretches into in the bottom plate through-hole with the driving piece transmission is connected, the other end of pivot stretches into in the cavity post, and pass in proper order the bathtub through-hole with first through-hole.

7. A bathtub with a built-in multifunctional massage pillow as defined in claim 6, wherein: the bottom plate is also provided with a sealing groove corresponding to the position of each hollow column in the sealing plate, the inner wall of each sealing groove is provided with a second sealing step, the bottom of each sealing groove is provided with at least one fixing hole, and the position of the end surface of each hollow column corresponding to each fixing hole is provided with a threaded hole;

during assembly, the hollow column stretches into the sealing groove and abuts against the bottom of the sealing groove, and the hollow column stretches into the threaded hole through a bolt to realize fixed connection of the bottom plate and the hollow column; and the two opposite sides of the second sealing ring sleeved on the outer side of the hollow column are respectively abutted against the second sealing step and the outer wall of the bathtub body, so that static sealing connection between the bottom plate and the bathtub body is realized.

8. A method of assembling a tub incorporating a multifunctional massage pillow as claimed in any one of claims 1 to 7, comprising the steps of: