CN215840432U - Foot massager - Google Patents

Abstract

The utility model relates to the technical field of foot massage devices for hemiplegic patients, in particular to a foot massage instrument, which comprises a foot massage mechanism and a fixing mechanism for fixing the foot massage mechanism, wherein the foot massage mechanism is mutually connected with the fixing mechanism; the foot massage mechanism comprises a shell, a plurality of massage units, a driving unit and a controller, wherein the massage units are distributed on the shell corresponding to foot acupuncture points and movably or rotatably connected with the shell, and can protrude out of the shell or be hidden in the shell; the massage units are connected with the driving unit, the massage units can rotate or move up and down relative to the shell under the driving of the driving unit, and the driving unit is electrically connected with the controller. The utility model aims to overcome the defects of the prior art and provide an instrument which can be used for independently controlling different parts of a sole and massaging the required parts only.

Description

Foot massager

Technical Field

The utility model relates to the technical field of foot massage devices for bedridden patients, in particular to a foot massage instrument.

Background

The foot massage instrument in the prior art is generally arranged for people with feet capable of moving normally, and generally does not have a mechanism for fixing the massage instrument and the feet, but for bedridden patients, particularly hemiplegic patients, the limbs of the patients cannot move, and the foot massage can be beneficial to blood circulation and muscle recovery, moreover, the sole has a plurality of acupuncture points, and the acupuncture points can be stimulated while the feet massage, for example, different parts of the sole of the foot can be stimulated to carry out physical therapy on liver, kidney, stomach and the like, so that the body health of the patients is promoted; however, the foot massage apparatus in the prior art cannot be suitable for people of the type because the bedridden patient has poor physical quality and is difficult to maintain the feet in a certain posture, especially for the hemiplegic patient, the feet and limbs of the hemiplegic patient cannot be controlled at all; in addition, the foot massage instrument in the prior art can not control different parts of the sole of the foot independently during massage, but carries out integral vibration or beating massage.

Chinese patent CN211356682U discloses a neurological hemiplegic patient nursing mobilizer, which can perform vola massage on hemiplegic patients, but it does not perform individual control on different acupoints, and can only perform integral tapping massage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an instrument which can be used for independently controlling different parts of a sole and massaging the required parts only.

In order to solve the technical problems, the utility model adopts the technical scheme that:

the foot massage instrument comprises a foot massage mechanism and a fixing mechanism for fixing the foot massage mechanism, wherein the foot massage mechanism is connected with the fixing mechanism; the foot massage mechanism comprises a shell, a plurality of massage units, a driving unit and a controller, wherein the massage units are distributed on the shell corresponding to foot acupuncture points and movably or rotatably connected with the shell, and can protrude out of the shell or be hidden in the shell; the massage units are connected with the driving unit, the massage units can rotate or move up and down relative to the shell under the driving of the driving unit, and the driving unit is electrically connected with the controller.

The foot massage mechanism is used for massaging the foot, and the fixing mechanism is used for fixing the foot massage mechanism and the foot, so that a hemiplegic patient lying in bed, of which the foot limbs can not be controlled independently, can fix the foot massage mechanism and the foot, and the foot massage is facilitated; specifically, the shell in the foot massage mechanism is used for providing support and providing accommodating space for other parts, so that the whole foot massage mechanism is convenient to protect, carry and move; the massage units are used for providing massage for different positions of the soles; the massage units are correspondingly arranged according to the acupuncture points of the soles, so that targeted massage can be performed, and the effect of promoting body health by massage is further improved; the massage units can protrude out of the shell or be hidden in the shell, and the massage units corresponding to the acupuncture points which do not need to be massaged are hidden in the shell, so that the massage units corresponding to the acupuncture points which need to be massaged can protrude out of the shell to realize a massage effect when massage is provided, and further targeted massage can be performed according to the needs of a user; the driving unit provides driving force for the massage unit, so that the massage unit can perform knocking or rolling or vibration to achieve the massage purpose; the controller is used for providing control to the whole sole massage mechanism. The foot massage instrument can be suitable for hospitals, families, old people houses and other occasions.

The foot massager is arranged by separating the left foot from the right foot, is different from the integral arrangement of the left foot and the right foot in the prior art, can be conveniently fixed with the left leg or the right leg respectively, and can also meet the requirements of patients with hemiplegia more specifically and massage the left limb or the right limb pertinently. The foot massage device suitable for the left foot and the foot massage device suitable for the right foot are generally symmetrically arranged, but the positions of massage units corresponding to respective acupuncture points are different according to the different massage acupuncture points at the bottoms of the left foot and the right foot, and other structures and principles are similar.

Preferably, the massage unit comprises a knocking column and a rotating shaft, wherein the knocking column is provided with a strip-shaped first through hole, the rotating shaft penetrates through the shell and the first through hole to be movably connected with the knocking column, and the shell is provided with a second through hole for mounting the knocking column.

Preferably, drive unit is slip post, first motor, first screw nut drive mechanism, first motor output shaft with first screw nut drive mechanism connects, the slip post with first screw nut drive mechanism connects and can strike the post butt with a plurality of, first motor with the controller electricity is connected the casing lateral part is equipped with the guide rail, the slip post with guide rail sliding connection, the slip post along the guide rail slip in-process with can make when striking the post butt strike the post upward movement.

Preferably, both sides of the top of the sliding column and both sides of the bottom of the knocking column are of inclined structures, and the inclined direction of the contact side part of the sliding column and the knocking column is the same as the inclined direction of the contact side part of the knocking column and the sliding column.

Preferably, the driving unit is an air cylinder, the air cylinder is electrically connected with the controller, and the air cylinder can drive the plurality of massage units to move up and down.

Preferably, the massage unit comprises a roller and a rolling shaft, wherein the roller and the rolling shaft are provided with a plurality of salient points, and the salient points are uniformly distributed along the circumferential direction of the roller; the shell is provided with a third through hole for mounting the roller, two ends of the roller are movably connected with the shell, and the roller is rotatably connected with the roller.

Preferably, the driving unit comprises a moving column provided with a plurality of grooves, a second motor and a second lead screw nut transmission mechanism, an output shaft of the second motor is connected with the second lead screw nut transmission mechanism, the grooves are sequentially arranged along the length direction of the moving column, the moving column is in transmission connection with the second lead screw nut and can be abutted against the rollers, the second motor is electrically connected with the controller, a slide rail is arranged on the side part of the shell, the moving column is in sliding connection with the slide rail, and the rollers can rotate relative to the roller through the matching of the grooves and the salient points when the moving column is abutted against the rollers in the sliding process of the slide rail.

Preferably, the shell is further provided with a limiting hole for enabling the roller to move, and the roller can drive the roller to move in the limiting hole; the length of the roller is greater than that of the roller, so that the roller can move relative to the roller; when the roller is positioned above the moving column, the groove of the moving column can push the salient point of the roller to enable the roller to rotate; when the roller and the moving column are staggered, the roller can move relative to the limiting hole along with the roller, so that the roller is hidden in the shell.

Preferably, the fixing mechanism comprises a supporting unit for connecting the foot massage mechanism with the leg and a fixing unit for fixing the supporting unit with the leg, the supporting unit is connected with the end of the shell, and the fixing unit is detachably connected with the supporting unit.

Preferably, the supporting unit comprises two supporting portions and a connecting portion, the two supporting portions are symmetrically arranged, the connecting portion is used for connecting the two supporting portions, the connecting portion is arranged between the two supporting portions, and the connecting portion is of an elastic structure.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the foot massage mechanism is fixed on the leg part through the fixing mechanism, so that the foot massage can be carried out on the hemiplegic patient, and the convenience is improved;

(2) the plurality of massage units are correspondingly distributed according to the sole acupuncture points, so that the sole massage is more targeted, and the effect of the sole massage is further improved;

(3) the massage units which are not needed are hidden in the shell, so that the individual massage units are respectively controlled; the local massage is realized in a targeted way.

Drawings

FIG. 1 is a schematic structural view of a foot massage apparatus according to the present invention;

FIG. 2 is a schematic view of a foot massage mechanism according to embodiment 1 of the foot massage apparatus;

FIG. 3 is a schematic structural view of the fixing mechanism;

FIG. 4 is a schematic view showing the structure of a drive unit in contact with a massage unit in embodiment 1 of the foot massage apparatus;

FIG. 5 is a schematic view of a driving unit of the foot massage apparatus in accordance with embodiment 1, when the driving unit is not in contact with the massage unit;

FIG. 6 is a schematic structural view of a massage unit of embodiment 1 of a foot massage apparatus after the massage function is turned off;

FIG. 7 is a schematic view of a massage unit of embodiment 2 of a foot massage apparatus in a first view;

fig. 8 is a second perspective view of a massage unit of embodiment 2 of a foot massage apparatus.

The graphic symbols are illustrated as follows:

1. a foot massage mechanism; 11. a housing; 111. a second through hole; 112. a guide rail; 113. a third through hole; 114. a limiting hole; 115. a slide rail; 12. a massage unit; 121. knocking the column; 122. a rotating shaft; 123. a first through hole; 124. a roller; 1241. salient points; 125. a roller; 131. a sliding post; 132. moving the column; 1321. a groove; 2. a fixing mechanism; 21. a support unit; 211. a support portion; 212. a connecting portion; 22. a fixing unit; 23. a reinforcing unit.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.

Example 1

Since the structures and the principles of the massage apparatuses suitable for the left foot and the right foot are similar, the left foot of the following embodiments is described as an example, and fig. 1 to 6 show a first embodiment of a foot massage apparatus of the present invention, which includes a foot massage mechanism 1 and a fixing mechanism 2 for fixing the foot massage mechanism 1, wherein the foot massage mechanism 1 and the fixing mechanism 2 are connected to each other; the foot massage mechanism 1 comprises a shell 11, a plurality of massage units 12, a driving unit and a controller, wherein the massage units 12 are distributed on the shell 11 corresponding to foot acupuncture points and movably or rotatably connected with the shell 11, and the massage units 12 can protrude out of the shell 11 or be hidden in the shell 11; the massage units 12 are all connected with a driving unit, the massage units 12 can rotate or move up and down relative to the shell 11 under the driving of the driving unit, and the driving unit is electrically connected with the controller.

As an embodiment of the present invention, the massage unit 12 includes a knocking column 121 and a rotating shaft 122, the knocking column 121 is provided with a strip-shaped first through hole 123, the rotating shaft 122 passes through the housing 11 and the first through hole 123 to be movably connected with the knocking column 121, and the housing 11 is provided with a second through hole 111 for mounting the knocking column 121.

The knocking column 121 is used for being in contact with the sole, the knocking column 121 is driven to move upwards through the driving unit to realize the knocking effect on the sole, when the driving unit stops driving, the knocking column 121 moves downwards under the action of the gravity of the driving unit, the two processes are alternately carried out, namely, the driving unit intermittently drives the knocking column 121, the upward and downward movement of the knocking column 121 can be realized, and then the knocking massage effect is realized; on one hand, the rotating shaft 122 is used for limiting when the knocking column 121 moves up and down, so that the knocking column 121 can move up and down along the vertical direction; on the other hand, when the massage action of the massage unit 12 needs to be suspended, the knocking column 121 is rotated relative to the rotating shaft 122, so that the knocking column 121 can be hidden in the housing 11, and the interference caused when the driving unit drives other knocking columns 121 to move up and down can be avoided; specifically, when the knocking column 121 normally realizes the knocking massage function, the first through hole 123 can move up and down relative to the rotating shaft 122, and the rotating shaft 122 is rotatably connected with the housing 11; when the knocking column 121 needs to be hidden in the housing 11, the knocking column 121 needs to be pulled upward first, and then the knocking column 121 is rotated relative to the rotating shaft 122, so that the knocking column 121 is hidden in the housing 11 and is not in contact with the driving unit any more.

According to one embodiment of the present invention, the driving unit is a sliding column 131, a first motor, and a first screw nut transmission mechanism, an output shaft of the first motor is connected to the first screw nut transmission mechanism, the sliding column 131 is connected to the first screw nut transmission mechanism and can be abutted to the plurality of knocking columns 121, the first motor is electrically connected to the controller, a guide rail 112 is provided at a side portion of the housing 11, the sliding column 131 is slidably connected to the guide rail 112, and the knocking columns 121 can be moved upward when the sliding column 131 is abutted to the knocking columns 121 during sliding along the guide rail 112.

Specifically, the first lead screw and nut transmission mechanism comprises a first lead screw and a first nut, the first lead screw is connected with an output shaft of a first motor, the first nut is connected with the bottom of the sliding column 131, the first lead screw and the first nut are combined to form a transmission pair, the first motor drives the first lead screw to rotate, so that the first nut drives the sliding column 131 to slide back and forth relative to the guide rail 112, the first lead screw and the first nut can be abutted against the knocking column 121 in a normal state in the process that the sliding column 131 slides back and forth, and the knocking column 121 is driven to move upwards through abutment; along with the sliding of the sliding column 131 on the guide rail 112, a process of gradually approaching the knocking column 121, then abutting against the knocking column 121 to move upwards, and gradually departing from the knocking column 121 to make the knocking column 121 lose drive and move downwards under the action of gravity exists; this process can achieve a single stroke of the stroke post 121; then, the sliding column 131 starts a return stroke when sliding to the end of the guide rail 112, and similarly, single knocking of the knocking column 121 can be realized again and repeatedly, and intermittent driving of the knocking column 121 by the sliding column 131 can be realized; as mentioned above, when some massage units 12 are not needed for massage, the knocking column 121 in the massage unit 12 can be hidden in the housing 11, which is actually to make the knocking column 121 not protrude out of the surface of the housing 11, and on the other hand, after the knocking column 121 rotates relative to the rotating shaft 122, the sliding column 131 cannot be abutted against the knocking column 121 all the time in the moving process of the sliding column 131, so that the knocking column 121 cannot interfere with the sliding column 131, the driving of the sliding column 131 to the knocking column 121 cannot be formed, and the massage unit 12 can realize the operation of stopping massage. Since the knocking column 121 can move up and down relative to the rotating shaft 122 and can rotate relative to the rotating shaft 122, in the process of driving the knocking column 121 by the driving unit, the movement path of the knocking column 121 may incline to the upper left or the upper right instead of moving vertically up and down, but since the length of the knocking column 121 itself is limited, the deviation is not too large, and the deviation can still be within the error range, namely within the range of the corresponding acupuncture point; of course, if the requirement on the motion trajectory of the knocking column 121 is relatively high, a limiting unit may be additionally arranged on the knocking column 121 and the housing 11, so that the knocking column 121 can only move in the vertical direction under the driving of the sliding column 131, but when the knocking column 121 needs to be rotated, the limiting unit needs to be released from limiting the knocking column 121.

As an embodiment of the present invention, both sides of the top of the sliding column 131 and both sides of the bottom of the knocking column 121 are inclined, and the inclination direction of the side of the sliding column 131 contacting the knocking column 121 is the same as the inclination direction of the side of the knocking column 121 contacting the sliding column 131.

The sliding column 131 needs to be abutted with the knocking column 121 to drive the knocking column 121 in the sliding process along the guide rail 112, two contact surfaces of the sliding column 131 abutted with the knocking column 121 are respectively set to be inclined surfaces with the same inclination angle, and the knocking effect of the sliding column 131 on the knocking column 121 can be utilized.

As an embodiment of the present invention, the fixing mechanism 2 includes a supporting unit 21 for connecting the foot massage mechanism 1 with the leg portion, and a fixing unit 22 for fixing the supporting unit 21 with the leg portion, the supporting unit 21 is connected with the end portion of the housing 11, and the fixing unit 22 is detachably connected with the supporting unit 21.

The supporting unit 21 is used for supporting the foot massage mechanism 1, and is connected with the leg portion through the supporting unit 21, so that the foot massage mechanism 1 can be fixed with the foot portion, the fixing unit 22 is used for fixing the supporting unit 21 on the leg portion, preferably, the fixing unit 22 can be a bandage, after the supporting unit 21 is sleeved on the back of the lower leg, the fixing unit 22 is tied from the front of the lower leg, so that the supporting unit 21 can be connected with the leg portion, and the foot massage mechanism 1 can act on the foot portion.

In an embodiment of the present invention, the supporting unit 21 includes two supporting portions 211 symmetrically disposed, and a connecting portion 212 for connecting the two supporting portions 211, wherein the connecting portion 212 is disposed between the two supporting portions 211, and the connecting portion 212 is an elastic structure.

In order to promote the suitable crowd's of fixed cell 22 scope, because the thickness of the people's shank of difference is different, therefore, if set up support element 21 as fixed specification, will be unable to be suitable for in numerous crowds, perhaps can cause to support fixed effect relatively poor say, consequently, through connecting portion 212 with the supporting part 211 on both sides connect, realize the size that the adjustment is used for different crowds ' shank support element 21 through the elastic structure, can realize that the size is adjustable, and then satisfy support element 21 and all can have good supporting role in different crowds.

Further, a reinforcing unit 23 is provided between the supporting unit 21 and the housing 11. Preferably, the reinforcing unit 23 is a retractable rod or an elastic band.

Example 2

A second embodiment of a foot massage apparatus of the present invention is similar to embodiment 1, except that the driving unit is an air cylinder, the air cylinder is electrically connected to the controller, and the air cylinder can drive the plurality of massage units 12 to move up and down.

The cylinder is used for driving the massage unit 12 to move up and down; here, the massage unit 12 may be the knocking column 121, but the rotating shaft 122 is not required to be provided, and the cylinder may be a micro cylinder and a plurality of cylinders are provided, so that each cylinder corresponds to each massage unit 12 one to one, and the cylinder is controlled by the controller, so that the cylinder at the position to be massaged acts to realize knocking of the massage unit 12 corresponding to the cylinder.

Example 3

Fig. 7 to 8 show a third embodiment of a foot massage apparatus according to the present invention, which is similar to embodiment 1, except that the massage unit 12 includes a roller 124 having a plurality of protrusions 1241 and a roller 125, and the plurality of protrusions 1241 are uniformly distributed along the circumference of the roller 124; the housing 11 is provided with a third through hole 113 for mounting the roller 124, two ends of the roller 125 are movably connected with the housing 11, and the roller 125 is further rotatably connected with the roller 124.

The roller 124 is driven by the driving unit to rotate relative to the roller 125, so that the salient points 1241 play a role of massaging the sole of the foot.

As an embodiment of the present invention, the driving unit includes a moving column 132 having a plurality of grooves 1321, a second motor, and a second screw nut transmission mechanism, an output shaft of the second motor is connected to the second screw nut transmission mechanism, the plurality of grooves 1321 are sequentially arranged along a length direction of the moving column 132, the moving column 132 is connected to the second screw nut transmission mechanism and can abut against the plurality of rollers 124, the second motor is electrically connected to the controller, a slide rail 115 is disposed on a side portion of the housing 11, the moving column 132 is slidably connected to the slide rail 115, and when the moving column 132 abuts against the rollers 124 in a sliding process along the slide rail 115, the rollers 124 can rotate relative to the rollers 125 by matching the grooves 1321 with the protruding points 1241.

Specifically, the second screw nut transmission mechanism includes a second screw and a second nut, the second screw is connected with an output shaft of a second motor, the second nut is connected with the bottom of the sliding column 131, the second screw and the second nut are combined to form a transmission pair, the second motor drives the second screw to rotate so that the second nut drives the moving column 132 to move back and forth relative to the sliding rail 115, the moving column 132 is matched with the roller 124, the groove 1321 is matched with the salient point 1241 along the moving direction of the moving column 132, the salient point 1241 is pushed by the groove 1321 so that the moving column 132 pushes the roller 124 to rotate, and the matching principle of the moving column 132 and the roller 124 is similar to the principle of gear-rack meshing; here, the gear rack structure is improved, in order to enable a user to have a better experience, the salient points 1241 are smoother relative to the gears, the contact area is larger when the salient points are in contact with the soles, the pressure intensity can be reduced, and the comfort level is improved.

As an embodiment of the present invention, a limiting hole 114 for moving a roller 125 is further provided on the housing 11, and the roller 125 can drive the roller 124 to move in the limiting hole 114; the length of roller 125 is greater than the length of roller 124 so that roller 124 can move relative to roller 125; when the roller 124 is located above the moving post 132, the groove 1321 of the moving post 132 can push the convex point 1241 of the roller 124 to rotate the roller 124; when the roller 124 is misaligned with the moving axis, the roller 124 can move relative to the limiting hole 114 along with the roller 125, so that the roller 124 is hidden in the housing 11.

The length of the roller 125 is greater than that of the roller 124, the roller 124 can be shifted on the roller 125 as required, when the roller 124 is required to realize rolling massage, the roller 124 is positioned right above the moving column 132, and the roller 124 can be pushed to rotate when the moving column 132 moves back and forth relative to the sliding rail 115; when the roller 124 is not needed to be used for massage, the roller 124 is shifted from the roller 125 to a position staggered with the moving column 132, then the roller 125 drives the roller 124 to move along the limiting hole 114, and the roller 124 is hidden in the shell 11 after moving from the position protruding out of the surface of the shell 11; preferably, the limiting hole 114 is a circular arc-shaped strip-shaped hole. After the roller 124 is hidden, the roller 124 does not protrude out of the surface of the housing 11, and does not interfere with the traveling path of the moving post 132, thereby functioning as a stop of the sub-massage unit 12, and when the massage unit 12 needs to be activated again, the roller 124 is operated in the reverse direction.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A foot massager comprises a foot massage mechanism (1) and a fixing mechanism (2) for fixing the foot massage mechanism (1), wherein the foot massage mechanism (1) is connected with the fixing mechanism (2); the foot massage mechanism is characterized in that the foot massage mechanism (1) comprises a shell (11), a plurality of massage units (12), a driving unit and a controller, wherein the massage units (12) are distributed on the shell (11) corresponding to foot acupuncture points and movably or rotatably connected with the shell (11), and the massage units (12) can protrude out of the shell (11) or be hidden in the shell (11); the massage units (12) are connected with the driving unit, the massage units (12) can rotate or move up and down relative to the shell (11) under the driving of the driving unit, and the driving unit is electrically connected with the controller.

2. The foot massager according to claim 1, wherein the massage unit (12) comprises a knocking column (121) and a rotating shaft (122), the knocking column (121) is provided with a strip-shaped first through hole (123), the rotating shaft (122) penetrates through the housing (11) and the first through hole (123) to be movably connected with the knocking column (121), and the housing (11) is provided with a second through hole (111) for mounting the knocking column (121).

3. The foot massager according to claim 2, wherein the driving unit is a sliding column (131), a first motor and a first lead screw nut transmission mechanism, an output shaft of the first motor is connected with the first lead screw nut transmission mechanism, the sliding column (131) is connected with the first lead screw transmission mechanism and can be abutted against a plurality of knocking columns (121), the first motor is electrically connected with the controller, a guide rail (112) is arranged on the side of the housing (11), the sliding column (131) is slidably connected with the guide rail (112), and the knocking column (121) can be moved upwards when the sliding column (131) is abutted against the knocking column (121) during sliding along the guide rail (112).

4. The foot massager according to claim 3, wherein both sides of the top of the sliding column (131) and both sides of the bottom of the knocking column (121) are inclined, and the inclination direction of the side of the sliding column (131) contacting the knocking column (121) is the same as the inclination direction of the side of the knocking column (121) contacting the sliding column (131).

5. The foot massager of claim 1, wherein the driving unit is an air cylinder, the air cylinder is electrically connected to the controller, and the air cylinder drives the plurality of massage units (12) to move up and down.

6. The foot massager according to claim 1, wherein the massage unit (12) comprises a roller (124) and a roller (125) provided with a plurality of salient points (1241), and the plurality of salient points (1241) are evenly distributed along the circumference of the roller (124); the shell (11) is provided with a third through hole (113) for mounting the roller (124), two ends of the roller (125) are movably connected with the shell (11), and the roller (125) is also rotatably connected with the roller (124).

7. The foot massager according to claim 6, wherein the driving unit comprises a moving column (132) provided with a plurality of grooves (1321), a second motor, a second lead screw nut transmission mechanism, the output shaft of the second motor is connected with the second lead screw nut transmission mechanism, a plurality of grooves (1321) are sequentially arranged along the length direction of the moving column (132), the moving column (132) is connected with the second lead screw nut transmission mechanism and can be abutted with a plurality of rollers (124), a second motor is electrically connected with the controller, the side of the shell (11) is provided with a slide rail (115), the moving column (132) is connected with the slide rail (115) in a sliding mode, and when the moving column (132) abuts against the roller (124) in the sliding process along the slide rail (115), the roller (124) can rotate relative to the roller (125) through the matching of the groove (1321) and the salient point (1241).

8. The foot massager as claimed in claim 7, wherein the housing (11) is further provided with a limiting hole (114) for moving the roller (125), and the roller (125) can drive the roller (124) to move in the limiting hole (114); the length of the roller (125) is larger than that of the roller (124), so that the roller (124) can move relative to the roller (125); when the roller (124) is positioned above the moving column (132), the groove (1321) of the moving column (132) can push the bump (1241) of the roller (124) to rotate the roller (124); when the roller (124) is misaligned with the moving column (132), the roller (124) can move relative to the limiting hole (114) along with the roller (125) so that the roller (124) is hidden in the shell (11).

9. The foot massager according to any one of claims 1 to 8, wherein the fixing mechanism (2) comprises a supporting unit (21) for connecting the foot massage mechanism (1) with the leg, a fixing unit (22) for fixing the supporting unit (21) with the leg, the supporting unit (21) is connected with the end of the housing (11), and the fixing unit (22) is detachably connected with the supporting unit (21).

10. The foot massager according to claim 9, wherein the supporting unit (21) comprises two supporting portions (211) symmetrically arranged and a connecting portion (212) for connecting the two supporting portions (211), the connecting portion (212) is arranged between the two supporting portions (211), and the connecting portion (212) is of an elastic structure.

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