CN112932301A - Linkage rising-assisting bathing chair - Google Patents

Abstract

The invention discloses a linked rising-assisting bathing chair which comprises a base and a bottom plate, wherein a rising-assisting mechanism and a leg cleaning mechanism are arranged on the bottom plate; the rising auxiliary mechanism comprises a seat bottom plate movably arranged along the vertical direction, the seat bottom plate is parallel to the bottom plate, a seat plate is rotatably connected onto the seat bottom plate, a push rod is rotatably connected onto the bottom plate, an included angle is formed between the push rod and the bottom plate, the push rod is driven by a driving mechanism, and the upper end of the push rod is hinged with the seat plate after penetrating through the seat bottom plate; the upper end of base is equipped with back wiper mechanism, is equipped with the inlet tube on this back wiper mechanism, and the intercommunication has first water service pipe and second water service pipe on this inlet tube, and the end-to-end connection of this first water service pipe has first shower nozzle, and the end-to-end connection second shower nozzle of this second water service pipe, first shower nozzle is located back wiper mechanism's top, the second shower nozzle is located rise complementary unit and shank wiper mechanism's top.

Description

Linkage rising-assisting bathing chair

Technical Field

The invention relates to the technical field of bath chairs, in particular to a linkage rising-assisting bath chair.

Background

With the development of society, China already enters an aging society, and according to statistics, the population over 60 years of age in China reaches 17.9%, the population is accelerated to step into the aging society, the number of the old people in the empty nests is only increased but not reduced, and the self-cleaning problem for the old people or the people with mobility disabilities is concerned by the society.

Bathing is a behavior activity which is not common in daily life, but becomes very difficult for old people, especially for old people with high ages or physical inconvenience, due to inflexible action, physical function degradation and the like, and meanwhile, according to reliable investigation, the old people mostly cause difficulty in getting up and standing due to osteoporosis, quadriceps muscle weakness and other diseases along with the increase of age.

At present, many bathing machines for the elderly have been developed in the market, and as disclosed in patent publication No. CN200420071325.0, an automatic bathing machine is disclosed, in which a seat is provided in a housing with an open top, a seat base frame is formed by arranging more than one movable rod and more than one fixed rod in parallel in sequence, spray heads are provided on the movable rod and the fixed rod, the spray heads are densely distributed, the densely distributed spray heads form a panel of the seat, a jacking mechanism is provided at the lower part of the seat, the movable rod is fixed with the jacking mechanism, the movable rod is moved up and down under the action of the jacking mechanism, the fixed rod is fixed with the housing, a water distribution pipe communicated with the spray heads is attached to the movable rod and the fixed rod, and the densely distributed spray heads are also provided in front of the seat. The bathing machine has a bath by adopting a showering mode, and the jacking mechanism can also realize washing of different positions of a human body by driving the seat to move up and down in the washing process, so that the purpose of comprehensive cleaning is achieved.

However, the elderly often have the following problems when using the bathing machine: 1. above-mentioned machine of bathing drives the seat through climbing mechanism and goes up and down to realize the washing to the different positions of human body, because the health state of old person itself is not very good, the continuous lift of bathing in-process causes old person's tumble very easily and arouses old person's uncomfortable sense. 2. Although the bathing machine can drive the seat to lift through the jacking mechanism to realize the cleaning of different positions of the human body, the cleaning can be better realized only on the waist and the positions above the waist of the human body in the mode, but the cleaning can not be effectively carried out on the positions of the legs.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides a linkage rising-assisting bathing chair to solve the problems in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme:

a linkage rise-assisting bathing chair comprises a base and a bottom plate, wherein a rise-assisting mechanism and a leg cleaning mechanism are arranged on the bottom plate;

the rising auxiliary mechanism comprises a seat bottom plate movably arranged along the vertical direction, the seat bottom plate is parallel to the bottom plate, a seat plate is rotatably connected onto the seat bottom plate, a push rod is rotatably connected onto the bottom plate, an included angle is formed between the push rod and the bottom plate, the push rod is driven by a driving mechanism, and the upper end of the push rod is hinged with the seat plate after penetrating through the seat bottom plate;

the upper end of base is equipped with back wiper mechanism, is equipped with the inlet tube on this back wiper mechanism, and the intercommunication has first water service pipe and second water service pipe on this inlet tube, and the end-to-end connection of this first water service pipe has first shower nozzle, and the end-to-end connection second shower nozzle of this second water service pipe, first shower nozzle is located back wiper mechanism's top, the second shower nozzle is located rise complementary unit and shank wiper mechanism's top.

This scheme, during the use, the people sits on the chair of bathing, the bath water gets into first water service pipe and second water service pipe through the inlet tube, then through first shower nozzle and second shower nozzle blowout, wash shank and back respectively through shank wiper mechanism and back wiper mechanism, need not reciprocate in the cleaning process, it is convenient and the travelling comfort is higher to wash, set up the complementary unit of getting up simultaneously, can assist the old person of help to get up through the rising of bedplate board and bedplate and the slope of bedplate, excellent in use effect.

Preferably, the base is provided with a seat supporting plate near the upper end thereof, the seat supporting plate is parallel to the horizontal plane, and the seat bottom plate is placed on the seat supporting plate when in the original position.

This scheme, the in-process people of bathing sits on the bedplate, and bedplate and seat bottom plate support at the backup pad board, have avoided rocking of seat bottom plate, improve stability.

Preferably, a first base, a second base and a third base are arranged on the bottom plate, a lifting cam is rotatably connected between the first base and the second base, one end of a central shaft of the lifting cam is connected with a first motor through a transmission mechanism, the other end of the central shaft of the lifting cam is rotatably connected with a first crank, the first crank is rotatably connected with a push rod, the lower end of the push rod is rotatably connected with one end of the first crank, the upper end of the push rod is hinged with the base bottom plate, and the lower end of the push rod is hinged with the third base;

the lifting cam is characterized by further comprising a supporting seat, the lower end of the supporting seat is connected with the push plate, the upper end of the supporting seat is hinged to the push rod, and the lifting cam can push the push plate to move up and down in the rotating process.

This scheme drives the cam through first motor and rotates when rising, and then drives first crank and ejector pin and reciprocate, and ejector pin promotes a bottom plate and a bedplate and reciprocates, drives push pedal and supporting seat simultaneously and reciprocates, and the supporting seat promotes the push rod and rotates to promote the bedplate and rotate around a bottom plate, make the bedplate slope, make things convenient for the old man to rise.

Preferably, a sliding rail is arranged on the bottom plate along the vertical direction, a sliding block is connected to the sliding rail in a sliding manner, and the upper end of the ejector rod is connected with the sliding block through a fixed seat.

According to the scheme, when the seat bottom plate and the seat plate move up and down, the fixed seat drives the sliding block to move along the sliding rail, and the up-and-down movement stability is improved.

Preferably, a through groove is formed in the seat bottom plate, the push rod moves along the through groove, and the upper end of the push rod is hinged to the seat plate after penetrating through the through groove.

Preferably, the leg cleaning mechanism comprises a first support and a second support fixed on the bottom plate, a second motor is connected to the bottom plate, the second motor is connected with a second crank through a transmission mechanism, the first support is connected with a link mechanism, the lower end of the link mechanism is hinged to the first support, the upper end of the link mechanism is hinged to a swing rod, one end of the second crank is connected with the transmission mechanism, the other end of the second crank is hinged to the link mechanism, a sleeve is fixed to the upper end of the second support, one end of the swing rod penetrates through the sleeve and can move back and forth along the sleeve, and a leg cleaning assembly is connected to the other end of the swing rod.

According to the scheme, when the leg cleaning device is used, the second motor drives the second crank to rotate, the second crank drives the connecting rod mechanism to rotate, the connecting rod mechanism drives the swing rod to move back and forth along the sleeve, the swing rod moves back and forth to drive the leg cleaning component to move back and forth, and the cleaning of the two legs of a person is achieved in the moving process of the leg cleaning component.

Preferably, the shank washs the subassembly including connecting in the connecting portion of pendulum rod tip is equipped with two side by side on this connecting portion and holds the chamber, should hold the chamber and be semicircle annular structure, just the opening orientation that holds the chamber is kept away from one side at pendulum rod place, every the opening part that holds the chamber is equipped with at least a set of clean cylinder respectively, and the axial lead of this clean cylinder is perpendicular with the horizontal direction, clean cylinder is made by elastic material, when the connecting portion back-and-forth movement, this clean cylinder is walked around human both legs after being extrudeed, makes human both legs pass get into behind the clean cylinder and correspond hold the intracavity.

According to the scheme, when the connecting part moves forwards along with the swing rod, the legs on the human body can extrude the cleaning roller and then pass through the cleaning roller to enter the corresponding containing cavity, when the connecting part moves backwards along with the swing rod, the connecting part also extrudes the cleaning roller and then moves out of the containing cavity after passing through the cleaning roller, and thus the cleaning massage on the two legs is repeatedly realized.

Preferably, there are two cleaning rollers in each group, and a gap is left between the two cleaning rollers.

Preferably, the back washing mechanism comprises a mounting frame connected to the upper end of the base, the mounting frame is provided with at least two back rollers, the axes of the back rollers are parallel to the horizontal plane, the back rollers are driven by a third motor, and the upper end of the mounting frame is provided with a headrest.

According to the scheme, the towel is wound on the two back rollers during use, the third motor drives the back rollers to rotate and simultaneously drives the towel to rotate and move, and the back is scrubbed and cleaned.

Preferably, a plurality of rotating shafts are distributed between two adjacent back rollers, the axial line of each rotating shaft is parallel to the axial line of each back roller, eccentric cams are distributed on the rotating shafts, and the rotating shafts are in transmission connection with the back rollers and the adjacent rotating shafts through gears.

According to the scheme, when the third motor drives the back roller to rotate, the back roller drives the rotating shaft to rotate through gear transmission, so that the eccentric cam on the rotating shaft is driven to rotate, the eccentric cam rotates to stretch and flatten the towel, the rubbing effect is better, and the eccentric cam can massage the back of a human body. Compared with the prior art, the invention has the beneficial effects that: when the chair is used, a user sits on the seat board of the bathing chair, bathing water enters the first water through pipe and the second water through pipe through the water inlet pipe, then the bathing water is sprayed out through the first spray head and the second spray head, the legs and the back are respectively cleaned through the leg cleaning mechanism and the back cleaning mechanism, the user does not need to move up and down during cleaning, cleaning is convenient and comfortable, the uncomfortable situation caused by the fact that the old moves up and down along with the seat bottom board is effectively avoided, meanwhile, the rising assisting mechanism is arranged, the old or people who are inconvenient to move can be assisted to rise through the lifting of the seat bottom board and the seat board and the inclination of the seat board, and the using effect is good.

Description of the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic structural view of the uprisal assist mechanism of FIG. 1;

FIG. 4 is a schematic structural view of the back washing mechanism of FIG. 1;

fig. 5 is a schematic structural view of the leg washing mechanism in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

As shown in the attached figures 1-5, the linked rise-assisting bath chair comprises a base plate 4 and a bottom plate 11, wherein the bottom plate 11 is parallel to the horizontal plane, the bottom plate 11 is provided with a rise-assisting mechanism and a leg washing mechanism, the leg washing mechanism is positioned at the front side of the rise-assisting mechanism, the upper end of the base plate 4 is provided with a back washing mechanism 2, the back washing mechanism 2 is positioned at the rear side of the rise-assisting mechanism, the back washing mechanism 2 is obliquely arranged towards the rear side to facilitate the backward sit-up of a human body during bath and improve the comfort during bath, the back washing mechanism 2 is provided with a water inlet pipe 6, the water inlet pipe 6 is communicated with an external water source or a water pipe during use, the water inlet pipe 6 is communicated with a first water pipe 71 and a second water pipe 72, the tail end of the first water pipe 71 is connected with a first spray head 81, the tail end of the second water pipe 72 is connected with a second, two first nozzles 81 may be provided at both sides of the upper part of the back washing mechanism 2, two second nozzles 82 may be provided, and the second nozzles 82 may be provided above the rising assist mechanism and the leg washing mechanism.

As can be seen from fig. 3 in conjunction with fig. 1 and 2, the rising aid mechanism includes a first base 191, a second base 192, and a third base 15 fixed on the bottom plate 11, the first base 191, the second base 192, and the third base 15 are all vertically disposed, a lifting cam 12 is rotatably connected between the first base 191 and the second base 192, one end of the central shaft of the lifting cam 12 is connected with a first motor 114 through a transmission mechanism, the first motor 114 is connected on the bottom plate 11, the transmission mechanism can select belt transmission or gear transmission, the other end of the central shaft of the lifting cam 12 is rotationally connected with a first crank 110, the first crank 110 is rotatably connected with a top rod 111, the lower end of the top rod 111 is rotatably connected with one end of the first crank 110, the upper end of the top rod 111 is hinged with a fixed seat 115, the fixed seat 115 is connected below the seat bottom plate 17, and the plane of the seat bottom plate 17 is parallel to the horizontal plane. A slide rail 112 is arranged on the bottom plate 1 along the vertical direction, a slide block 113 is connected on the slide rail 112 in a sliding manner, and a fixed seat 115 is connected with the slide block 113.

The seat bottom plate 17 is rotatably connected with a seat plate 18, the specific connection mode is that one end of the seat plate 18 is rotatably connected with the seat bottom plate 17 through a rotating shaft, and the other end of the seat plate is a free end. The seat bottom plate 17 is provided with an inwardly recessed groove 171, an opening of the groove 171 is directed upward, and the seat plate 18 has the same width as the groove 171, and is located in the groove 171 when the seat plate 18 is not pushed up.

The seat bottom plate 17 is provided with a through groove 172, the upper end of the third base 15 is connected with the push rod 16, the lower end of the push rod 16 is rotatably connected with the third base 15, the upper end of the push rod 16 passes through the through groove 171 on the seat bottom plate 17 and then is hinged with the seat plate 18, and the push rod 16 moves along the through groove 172 in the tilting process of the seat plate 18.

The lifting cam device is characterized by further comprising a supporting seat 14, the lower end of the supporting seat 14 is connected with a push plate 13, the plane where the push plate 13 is located is parallel to the horizontal plane, the upper end of the supporting seat 14 is hinged to a push rod 16 or is rotatably connected with the push rod 16 through a rotating shaft, the distance from the connecting point of the supporting seat 14 and the push rod 16 to the lower end of the push rod 16 is smaller than the distance from the connecting point of the supporting seat 14 and the push rod 16 to the upper end of the push rod 16, and the lifting cam 12 can.

A seat support plate 5 is provided on the base 4 near the upper end thereof, the plane of the seat support plate 5 being parallel to the horizontal plane, and the seat bottom plate 17 is placed on the seat support plate 5 when in the original position.

As can be seen from fig. 5 in conjunction with fig. 1 and fig. 2, the leg washing mechanism includes a first support 351 and a second support 37 fixed on the bottom plate 11, the bottom plate 11 is further connected with a second motor 331, the second motor 331 is connected with the second crank 34 through a transmission mechanism, in this embodiment, the transmission mechanism selects a belt transmission mechanism, a driving pulley of the belt transmission mechanism is connected with an output shaft of the second motor 331, a driven pulley is rotatably connected on a third support 32, the third support 32 is fixed on the bottom plate 11, and the driven pulley is connected with the second crank 34.

The first support 351 is connected with a link mechanism 35, the link mechanism 35 includes a driving rod and a driven rod, the lower end of the driving rod is hinged with the first support 351, the upper end of the driving rod is hinged with the driven rod, one end of the driven rod is hinged with the driving rod, the other end of the driven rod is hinged with the swing rod 36, meanwhile, the second crank 34 is hinged with the driving rod, and the other end of the second crank is hinged with the link mechanism 35. A sleeve 371 is fixed at the upper end of the second support 37, one end of the swing rod 36 passes through the sleeve 371 and can move back and forth along the sleeve 371, and the other end of the swing rod 36 is connected with a leg cleaning component. Meanwhile, the hinge point of the driven lever of the link mechanism 35 and the swing lever 36 is close to the end where the leg cleaning assembly is located.

The leg washing assembly comprises a connecting part 38 connected to the end of the swing link 36, two accommodating cavities 381 are arranged on the connecting part 38 side by side, the accommodating cavity 381 is a semi-circular structure, and the opening of the accommodating cavity 381 faces to the side far away from the swing rod 36, a group of cleaning rollers 39 is disposed at the opening of each accommodating cavity 381, but a plurality of groups of two cleaning rollers 39 may be disposed, and a gap is left between the two cleaning rollers 39, the axial lead of the cleaning roller 39 is vertical to the horizontal direction, the cleaning roller 9 is made of elastic material, when the connecting part 38 moves forward along with the swing link 36, the cleaning rollers 39 are pressed to pass around the legs of the human body, so that the legs of the human body pass through the gap between the two cleaning rollers 39 and enter the corresponding accommodating cavities 381, and when the connecting part 38 moves backwards along with the swing rod 36, the cleaning rollers 39 are pressed, and the human body's legs leave the receiving chamber 381 after passing through the gap between the cleaning rollers 39 again.

Meanwhile, an adjusting spring can be arranged at the connecting part between the cleaning roller 39 and the connecting part 38 for adjusting the distance between the two cleaning rollers 39, so that on one hand, the two legs of people with different body types can be cleaned, and on the other hand, the cleaning massage comfort level can be adjusted.

As can be seen from fig. 4 in conjunction with fig. 1 and 2, the back washing mechanism 2 includes a mounting frame 21 connected to the upper end of the base frame 4, a plane of the mounting frame 21 forms an angle with the base frame 4 or with a horizontal plane, two back rollers 22 are mounted on the mounting frame 21, the two back rollers 22 are respectively close to the upper end and the lower end of the mounting frame 21, the axial line of the back rollers 22 is parallel to the horizontal plane, the back rollers 22 are driven by a third motor 25, and a headrest 26 is disposed at the upper end of the mounting frame 21. A plurality of rotating shafts 23 are distributed between two adjacent back rollers 22, the axial lead of each rotating shaft 23 is parallel to the axial lead of each back roller 22, eccentric cams 24 are distributed on the rotating shafts 23, the rotating shafts 23 and the back rollers 22 and the adjacent rotating shafts 23 are connected through gear transmission, and the eccentric cams 24 and the back rollers 22 are protruded out of the mounting frame 21, so that the back of a human body can be scrubbed and massaged in the rotating process.

When the back rubbing machine is used, a person sits on the seat plate 18, towels are wound on the two back rollers 22, the back washing mechanism and the leg washing mechanism are started, the back rollers 2 rotate to drive the towels to rotate to rub the back of the person, meanwhile, the back rollers 22 drive the rotating shaft and the eccentric cam 24 on the rotating shaft to rotate, the eccentric cam 24 can stretch the towels flat and stretch the towels on one hand, and on the other hand, the eccentric cam 24 can massage the back of the person in the rotating process; the leg cleaning component moves back and forth under the action of the swing rod 36, and in the process of moving back and forth, the legs of the human body press the cleaning rollers 39 and then enter or leave the accommodating cavity 381 from gaps among the cleaning rollers 39, so that the cleaning of the two legs of the human body is repeatedly realized; first motor 114 starts after the washing is accomplished, it is rotatory to drive lift cam 12, lift cam 12 drives ejector pin 111 to shift up on the one hand when rotatory, ejector pin 111 drives a base bottom plate 17 and bedplate 18 and moves up, on the other hand drives push rod 16 and rotates, push rod 16 promotes bedplate 18 and rotates around the tie point with a base bottom plate 17, make bedplate 18 slope, make things convenient for the human body to get up, the people gets up the reversal of back first motor 114, drive get back to in the bedplate 17 after 18 antiport of bedplate, simultaneously bedplate 17 and bedplate 18 wholly descend to a backup pad 5.

The foregoing describes preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. The utility model provides a linkage helps rises chair of bathing which characterized in that: comprises a base (4) and a bottom plate (11), wherein the bottom plate (11) is provided with a rising assisting mechanism and a leg cleaning mechanism;

the rising assisting mechanism comprises a seat bottom plate (17) movably arranged along the vertical direction, the seat bottom plate (17) is parallel to the bottom plate (11), a seat plate (18) is rotatably connected onto the seat bottom plate (17), a push rod (16) is rotatably connected onto the bottom plate (11), an included angle is formed between the push rod (16) and the bottom plate (11), the push rod (16) is driven by a driving mechanism, and the upper end of the push rod (16) is hinged with the seat plate (18) after penetrating through the seat bottom plate (17);

the upper end of base (4) is equipped with back wiper mechanism (2), is equipped with inlet tube (6) on this back wiper mechanism (2), and the intercommunication has first water service pipe (71) and second water pipe (72) on this inlet tube (6), and the end-to-end connection of this first water service pipe (71) has first shower nozzle (81), and end-to-end connection second shower nozzle (82) of this second water pipe (72), first shower nozzle (81) are located the top of back wiper mechanism (2), the second shower nozzle is located rise complementary unit and shank wiper mechanism's top.

2. The linked rise-assisting bath chair as claimed in claim 1, wherein: the base (4) is provided with a base supporting plate (5) at a position close to the upper end of the base, the base supporting plate (5) is parallel to the horizontal plane, and the base plate (17) is arranged on the base supporting plate (5) when being at the original position.

3. The linked rise-assisting bath chair as claimed in claim 1, wherein: a first base (191), a second base (192) and a third base (15) are arranged on the bottom plate (11), a lifting cam (12) is rotatably connected between the first base (191) and the second base (192), one end of a central shaft of the lifting cam (12) is connected with a first motor (114) through a transmission mechanism, the other end of the central shaft of the lifting cam is rotatably connected with a first crank (110), the first crank (110) is rotatably connected with a push rod (111), the lower end of the push rod (111) is rotatably connected with one end of the first crank (110), the upper end of the push rod (111) is hinged with the seat bottom plate (17), and the lower end of the push rod (16) is hinged with the third base (15);

the lifting cam mechanism is characterized by further comprising a supporting seat (14), the lower end of the supporting seat (14) is connected with a push plate (13), the upper end of the supporting seat is hinged to the push rod (16), and the lifting cam (12) can push the push plate (13) to move up and down in the rotating process.

4. The linked rise-assisting bath chair as claimed in claim 3, wherein: a sliding rail (112) is arranged on the bottom plate (11) along the vertical direction, a sliding block (113) is connected on the sliding rail (112) in a sliding manner, and the upper end of the ejector rod (111) is connected with the sliding block (113) through a fixed seat (115).

5. The linked rise-assisting bath chair as claimed in claim 4, wherein: the seat bottom plate (17) is provided with a through groove (172), the push rod (16) moves along the through groove (172), and the upper end of the push rod (16) penetrates through the through groove (172) and then is hinged with the seat plate (18).

6. The linked rise-assisting bath chair as claimed in any one of claims 1-5, wherein: the leg cleaning mechanism comprises a first support (351) and a second support (37) which are fixed on the bottom plate (11), a second motor (331) is connected on the bottom plate (11), the second motor (331) is connected with a second crank (34) through a transmission mechanism, a connecting rod mechanism (35) is connected on the first support (351), the lower end of the connecting rod mechanism (35) is hinged with the first support (351), the upper end of the connecting rod mechanism is hinged with a swing rod (36), one end of the second crank (34) is connected with the transmission mechanism, the other end of the second crank is hinged with the connecting rod mechanism (35), a sleeve (371) is fixed at the upper end of the second support (37), one end of the swing rod (36) penetrates through the sleeve (371) and can move back and forth along the sleeve (371), and a leg cleaning component is connected at the other end of the swing rod (36).

7. The linked rise-assisting bath chair as claimed in claim 6, wherein: the leg cleaning assembly comprises a connecting part (38) connected to the end part of the swing rod (36), two containing cavities (381) are arranged on the connecting part (38) side by side, the containing cavities (381) are of a semicircular annular structure, the opening of each containing cavity (381) faces to the side far away from the swing rod (36), at least one group of cleaning rollers (39) are arranged at the opening of each containing cavity (381), the axial lead of each cleaning roller (39) is perpendicular to the horizontal direction, each cleaning roller (39) is made of an elastic material, and when the connecting part (38) moves back and forth, the cleaning rollers (39) are extruded and then pass around the legs of a human body, so that the legs of the human body pass through the cleaning rollers (39) and then enter the corresponding containing cavities (381).

8. The linked rise-assisting bath chair as claimed in claim 7, wherein: and two cleaning rollers (39) are arranged in each group, and a gap is reserved between the two cleaning rollers (39).

9. The linked rise-assisting bath chair as claimed in any one of claims 1-5, wherein: the back cleaning mechanism (2) comprises an installation frame (21) connected to the upper end of the base (4), at least two back rollers (22) are installed on the installation frame (21), the axial line of each back roller (22) is parallel to the horizontal plane, each back roller (22) is driven by a third motor (25), and a headrest (26) is arranged at the upper end of the installation frame (21).

10. The linked rise-assisting bath chair as claimed in claim 9, wherein: a plurality of rotating shafts (23) are distributed between two adjacent back rollers (22), the axial lead of each rotating shaft (23) is parallel to the axial lead of each back roller (22), eccentric cams (24) are distributed on the rotating shafts (23), and the rotating shafts (23) are in transmission connection with the back rollers (22) and the adjacent rotating shafts (23) through gears.

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