CN221731490U - Massage chair and lower limb massager thereof - Google Patents

Abstract

The utility model discloses a massage armchair and low limbs massager thereof, including shank massage assembly, plantar massage assembly and expansion bracket, the expansion bracket is including leading balladeur train, shank mounting panel, plantar mounting panel and two sets of driving pieces, leads two slide rails that the balladeur train set up including bilateral symmetry, through fixed plate fixed connection between two slide rails, shank mounting panel and foot mounting panel all with two slide rail sliding connection, foot massage assembly installs the front end at the foot mounting panel; the device also comprises a travel assembly for detecting the positions of the leg mounting plate and the foot mounting plate, wherein the two groups of driving components comprise a motor, a screw rod and a screw rod nut, one end of the screw rod is connected with the motor, the motor is used for driving the screw rod to rotate, the screw nuts are in threaded connection with the screw rods, the two groups of screw nuts are respectively fixed at the rear ends of the leg mounting plates and the rear ends of the foot mounting plates, and the motor is fixed at the rear ends of the fixing plates. Through the structure, the structure of the massager is more compact and stable.

Description

Massage chair and lower limb massager thereof

Technical Field

The utility model relates to the field of home furnishing, in particular to a massage armchair and a lower limb massager thereof.

Background

The massage chair usually uses machines to massage the human body by rolling or kneading, so that qi and blood circulate, and the massage chair can relax muscles and has important function for ensuring the health of the human body.

Patent document with publication number CN207506744U discloses a chair type massage device, its main points lie in, have seat frame and flexible low limbs massager, flexible low limbs massager contains shank rest, mount and foot rest, and the mount articulates in the seat frame front end, shank rest with foot rest respectively swing joint in the mount, low limbs massager still contains: the leg rest is driven to move telescopically relative to the fixing frame by the first driving device, and the foot rest is driven to move telescopically relative to the fixing frame by the second driving device. The first driving device includes: the first motor is arranged on the leg rest and can drive a first screw rod to rotate, and the first screw rod nut is arranged on the fixing frame and sleeved on the first screw rod; the second driving device includes: the second motor is arranged on the foot rest frame and can drive a second screw rod to rotate, and the second screw rod nut is arranged on the fixing frame and sleeved on the second screw rod.

When the leg rest moves, the first motor is required to drive the first screw rod to rotate, and when the first screw rod rotates, the first screw rod moves together with the first motor and the leg rest through threads of a first screw rod nut fixed on the fixing frame; when the foot rest moves, the second motor is required to drive the second screw rod to rotate, and when the second screw rod rotates, the second screw rod moves together with the second motor and the foot rest through threads of a second screw rod nut fixed on the fixing frame.

The problems in the prior art are: 1) When the leg rest and the foot rest move, the first motor and the first screw rod move along with the leg rest, the second motor and the second screw rod move along with the foot rest, and the leg rest and the foot rest are both in sliding connection with the fixing frame, so that a power source of the lower limb massager is in a motion state during telescopic adjustment, vibration and noise are easier to cause, and the stability of the lower limb massager is reduced; 2) When the lower limb massager is in telescopic adjustment, the first motor and the second motor are in a motion state, so that the circuits connected with the first motor and the second motor are required to be retracted and extended, the structure of the lower limb massager is more complex, and the stability and the safety of the lower limb massager are further reduced; 3) Because the thickness of motor just needs to be greater than shank rest and the thickness of foot rest, can see easily by the drawing of prior art that shank rest and foot rest all are protruding form after the installation motor, this just requires the lower limb massager to reserve more spaces and makes it when flexible regulation, lets the motor from shank rest and the motor on the foot rest smoothly pass through avoiding interfering, this just makes the volume of lower limb massager bigger to have higher requirement to joint strength between each part.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model aims to provide a massage chair and a lower limb massager thereof, which fix the position of a motor on the lower limb massager, reduce the volume of the lower limb massager, enable the structure of the lower limb massager to be more compact and enable the operation to be more stable and safer.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the lower limb massager comprises a leg massage assembly, a foot massage assembly and a telescopic frame, wherein the leg massage assembly and the foot massage assembly are both arranged on the telescopic frame, the telescopic frame comprises a guide sliding frame, a first driving component for driving the leg massage assembly to move and a second driving component for driving the foot installation assembly to move, the guide sliding frame comprises two sliding rails which are symmetrically arranged left and right, the two sliding rails are fixedly connected through a fixing plate, the telescopic frame also comprises a leg installation plate and a foot installation plate, the leg installation plate and the foot installation plate are arranged between the two sliding rails and are both in sliding connection with the two sliding rails, and the leg installation plate is positioned above the foot installation plate; the leg massage assembly is arranged on the leg mounting plate, and the foot massage assembly is arranged on the foot mounting plate; the first driving assembly comprises a first motor, a first screw rod and a first screw rod nut, the first motor is fixedly arranged on a fixed plate of the guide sliding frame, the first screw rod nut is fixed on the leg mounting plate, one end of the first screw rod is in transmission connection with the first motor, and the first screw rod penetrates through the first screw rod nut and is in threaded connection with the first screw rod nut; the second driving assembly comprises a second motor, a second screw rod and a second screw rod nut, the second motor is fixedly arranged on the fixed plate of the guide sliding frame, the second screw rod nut is fixedly arranged on the foot mounting plate, one end of the second screw rod is in transmission connection with the second motor, and the second screw rod penetrates through the second screw rod nut and is in threaded connection with the second screw rod nut. By arranging the first motor and the second motor on the fixed plate, the massager is not used for reserving a moving space for the motors; the first screw nut and the second screw nut are respectively fixed on the leg mounting plate and the foot mounting plate, and the screw nuts can slide in other avoidance holes, so that the size of the massager can be reduced, and the structure is more compact; the frame type support structure is different from the frame type support structure in the prior art, and the structure of the sliding rail and the mounting plate is adopted in the scheme, so that the telescopic frame is more regular, the strength of the telescopic frame is improved, and meanwhile, the telescopic frame is convenient to manufacture, install and transport.

Preferably, the guide sliding frame further comprises a cross beam, the left end and the right end of which are fixed are respectively and fixedly connected with the tops of the two sliding rails, and the left end and the right end of the cross beam are respectively and fixedly provided with a hinge lug; offer a plurality of holes of dodging on the fixed plate, be used for the output of output power on the first motor to pass and dodge the hole after being connected with first lead screw, be used for the output of output power on the second motor to pass and dodge the hole after being connected with the second lead screw, first spacing seat and the spacing seat of second both can be in dodging downthehole reciprocate. Thus, the strength of the guide sliding frame is improved, and the massager is convenient to install on a chair; meanwhile, the distance between the fixing plate and the leg mounting plate and the foot mounting plate respectively is minimum when the holes are formed, the volume of the telescopic frame is reduced, and the structure is more compact.

Preferably, the left end and the right end of the leg mounting plate and the left end and the right end of the foot mounting plate are bent backwards to form connecting parts, each connecting part is provided with a sliding block, and the leg mounting plate and the foot mounting plate are connected with the sliding rail in a sliding way through the sliding blocks. Thus, the left end and the right end of the leg mounting plate and the left end and the right end of the foot mounting plate are bent backwards, so that the leg mounting plate and the foot mounting plate are convenient to mount, and the front ends of the leg mounting plate and the foot mounting plate are more protruded, so that the leg massage assembly and the foot massage assembly are convenient to mount.

Preferably, the two sliding rails are provided with first limiting parts in a protruding mode, the first limiting parts are used for limiting the moving range of the leg mounting plates, the first limiting parts are located above the leg mounting plates, and when the leg mounting plates move to the topmost ends, the leg mounting plates are abutted against the first limiting parts. Therefore, the highest stroke of the leg mounting plate can be limited, the leg mounting plate can be conveniently mounted and limited, and the safety of the telescopic frame is improved.

Preferably, the massager further comprises a detection device for feeding back the positions of the leg mounting plate and the foot mounting plate. Therefore, the movement position of the telescopic frame can be monitored, so that the massage armchair can run more stably.

Preferably, the massager further comprises a micro switch, the micro switch is fixed on the leg mounting plate, a limiting plate is mounted on the foot mounting plate, and the limiting plate is located below the micro switch and can abut against the micro switch. Thus, the position between the leg mounting plate and the foot mounting plate can be restricted, the leg mounting plate and the foot mounting plate can be prevented from colliding, and the stability of the massager can be improved.

Preferably, the massager further comprises a detection switch, wherein the detection switch comprises a ground contact bracket, a ground contact switch and a reset piece for driving the ground contact bracket to reset, the ground contact bracket is arranged at the bottom of the foot installation plate, the reset piece is arranged between the ground contact bracket and the foot installation plate, the ground contact switch is fixedly connected with the foot installation plate, and the ground contact switch is electrically connected with the first motor and the second motor; when the ground contact bracket is in contact with the ground, the ground contact bracket can swing and be in contact with the ground contact switch. Therefore, the distance between the massager and the ground can be effectively controlled, the massager is prevented from colliding with the ground, and the adaptability, the safety and the stability of the massager are improved.

Preferably, the leg massage assembly comprises a leg frame, a massage air bag and an air pump, wherein the leg frame is arranged at the front end of the leg mounting plate, the leg frame comprises two first accommodating grooves for accommodating the legs, the two first accommodating grooves are arranged in the left-right direction, the air bag is arranged on the inner side wall of the first accommodating groove, and the air pump is connected with the air bag through an air pipe; the user's lower leg is massaged by the continuous inflation and deflation of the air bags.

Preferably, the foot massage assembly comprises a bottom plate, three transmission shafts, a plurality of massage wheels, a foot upper cover and a power device, wherein the bottom plate is fixedly arranged at the front end of a foot mounting plate, the three transmission shafts are rotatably arranged on the bottom plate, the three transmission shafts are arranged in the front-back direction, transmission pulleys are fixedly arranged on the transmission shafts, two adjacent transmission pulleys are connected through a second transmission belt, each transmission shaft is provided with two massage wheels, and a plurality of protruding points for massaging feet are protruded on the outer circular surface of each massage wheel; the power device comprises a massage motor, a worm and a turbine, the turbine is arranged on one of the transmission shafts, the massage motor is arranged on the bottom plate, the worm is arranged at the output end of the massage motor, and the turbine is meshed with the worm; the foot upper cover is fixedly arranged on the bottom plate, the foot upper cover comprises three limiting parts protruding forwards, the bottoms of the limiting parts are respectively provided with a second accommodating groove, a third accommodating groove for accommodating soles is formed between every two adjacent limiting parts, two ends of the transmission shaft, the belt wheels and the power device are respectively positioned in the second accommodating grooves, and part of the structure of the massage wheel is positioned in the third accommodating grooves.

A massage chair comprises the lower limb massager.

The technical scheme of the utility model has the beneficial effects that: 1) The strokes of the leg massage assembly and the foot massage assembly are respectively controlled through the two motors, so that the massage positions are accurately positioned, and a user can obtain more perfect massage experience; 2) The two groups of motors are fixed on the fixed plate, so that the massager does not need to reserve a moving space for the motors; the screw nuts are respectively fixed at the rear ends of the leg mounting plate and the foot mounting plate, and can slide in other avoidance holes, so that the volume of the massager can be reduced, and the structure is more compact; 3) The expansion bracket in the scheme adopts a plate-type structure, so that the expansion bracket is more regular, the strength of the expansion bracket is improved, and the expansion bracket is convenient to manufacture, install and transport; 4) Through the setting of stroke subassembly, make the massager monitor the position of its subassembly, improve the stability and the security of chair.

Drawings

FIG. 1 is a schematic view of a lower limb massager;

FIG. 2 is a schematic view of a telescopic frame;

FIG. 3 is a second schematic structural view of the expansion bracket;

FIG. 4 is a schematic view of a portion of a telescopic frame;

FIG. 5 is a schematic diagram of a portion of a telescopic frame;

FIG. 6 is a schematic view of a travel assembly;

fig. 7 is a schematic view of a foot massage assembly.

Reference numerals:

2. leg massage assembly; 21. a lower leg rest; 22. a first accommodating groove;

3. a foot massage assembly; 31. a bottom plate; 32. a foot upper cover; 321. a third accommodating groove; 33. a transmission shaft; 34. a massage wheel; 35. a transmission belt wheel; 36. a power device;

4. A carriage; 41. a cross beam; 42. a slide rail; 43. a fixing plate; 44. a hinge ear; 45. avoidance holes; 46. a stroke detection plate; 47. a first limit part;

51. A leg mounting plate; 52. a first motor; 53. a first screw rod; 54. a first lead screw nut; 55. a micro-switch; 56. a first row Cheng Cidan;

61. A foot mounting plate; 62. a second motor; 63. a second screw rod; 64. a second lead screw nut; 65. a limit protrusion; 66. a second stroke magnet;

7. A detection switch; 71. a mounting frame; 72. a ground contact switch; 73. a first hinge shaft; 74. a ground contact bracket; 75. a limiting piece; 76. a second hinge shaft; 77. a torsion spring;

8. A sliding block.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Examples

A lower limb massager as shown in fig. 1 to 7, comprising a leg massage assembly 2, a foot massage assembly 3, and a telescopic frame on which the leg massage assembly 2 and the foot massage assembly 3 are mounted, the telescopic frame comprising a carriage 4, a leg mounting plate 51, a foot mounting plate 61, and a driving assembly for driving the leg mounting plate 51 and the foot mounting plate 61, the driving assembly comprising a first driving assembly for driving the leg mounting plate and a second driving assembly for driving the foot mounting plate, the leg massage assembly 2 being mounted on the leg mounting plate 51, the foot massage assembly 3 being mounted on the foot mounting plate 61, the leg mounting plate 51 and the foot mounting plate 61 being slidably mounted on the carriage 4, The leg mounting plate 51 is positioned above the foot mounting plate 61. Further, the carriage 4 includes a fixing plate 43 and a cross beam 41 fixed on the top of the fixing plate 43, slide rails 42 are provided on the left and right sides of the fixing plate 43, the left and right sides of the leg mounting plate 51 and the left and right sides of the foot mounting plate 61 are bent backward to form connection parts, each of which is provided with a slider, the leg mounting plate 51 and the foot mounting plate 61 are located between the two slide rails 42, the leg mounting plate 51 and the foot mounting plate 61 are slidably connected with the slide rails 42 through the slider 8, the leg mounting plate 51 and the foot mounting plate 61 are located on the front side of the fixing plate, a first driving assembly is connected between the fixing plate 43 and the leg mounting plate 51, for driving the leg mounting plate 51 to slide along the slide rail 42; The second drive assembly is used to drive foot mounting plate 61 up and down; the left and right ends of the cross beam 41 are respectively fixedly connected with two slide rails 42, and the left and right ends of the cross beam 41 are respectively fixed with hinge lugs 44. Further, the first driving assembly comprises a first screw nut 54, a first screw 53 and a first motor 52 for driving the first screw 53 to rotate, the first motor 51 is fixed on the fixed plate 43, the first screw nut 54 is fixed on the leg mounting plate 51, one end of the first screw 53 is connected with the first motor 52, and the first screw 53 is in threaded connection with the first screw nut 54; the second driving assembly includes a second screw nut 64, a second screw 63, and a second motor 62 for driving the second screw 63, the second motor 62 being fixed on the fixing plate 43, the second screw nut 64 being fixed on the foot mounting plate 61, one end of the second screw 63 being connected to the second motor 62, the second screw 63 being screw-connected to the second screw nut 64. Further, first limiting portions 47 are protruded inwards on the front side ends of the two sliding rails 42, and the first limiting portions 47 are located above the leg mounting plates 51. When the leg mounting plate 51 moves upward to the highest point, the leg mounting plate 51 abuts against the first stopper 47; this can limit the movement range of the leg mounting plate 51 and prevent the leg mounting plate 51 from being separated from the mount frame. Further, a plurality of avoidance holes 45 are formed in the fixing plate 43, the first screw nut 54 and the second screw nut 64 can move in the avoidance holes 45, an output end for outputting power on the first motor 52 penetrates through the avoidance holes 45 to be connected with the first screw 53, and an output end for outputting power on the second motor 62 penetrates through the avoidance holes 45 to be connected with the second screw 63. Thus, the foot mounting plate and the leg mounting plate are prevented from interfering with the fixing plate when moving, and the weight of the lower limb massager is reduced.

In this embodiment, the massager further includes detection means for feeding back the positions of the leg mounting plate 51 and the foot mounting plate 61, the detection means including a plurality of stroke detection magnets and a stroke detection plate 46, the stroke detection plate 46 being mounted on the fixed plate 43 of the carriage 4, the plurality of stroke detection magnets being mounted on the leg mounting plate 51 and the foot mounting plate 61, respectively. Further, the travel detection magnet includes a first row Cheng Cidan and a second travel magnet 66; the first row Cheng Cidan is mounted on the leg mounting plate 51 through a stroke magnet bracket, the second stroke magnet 66 is mounted on the foot mounting plate 61 through a stroke magnet bracket, at least four stroke detection plates 46 are mounted on the fixing plate 43 of the mounting frame, wherein two stroke detection plates 46 are arranged at the highest point and the lowest point of the stroke of the leg mounting plate 51, and the other two stroke detection plates 46 are arranged at the highest point and the lowest point of the stroke of the foot mounting plate 61; in this way, the massager can determine the positions of the foot mounting plate 61 and the leg mounting plate 51 through the first row Cheng Cidan, the second stroke magnet 66 and the mounting frame upper stroke detection plate 46, and determine whether the foot mounting plate 61 and the leg mounting plate 51 reach the stroke end point, thereby further improving the safety and reliability of the massager.

In this embodiment, the massager further includes a micro switch 55 for preventing the leg mounting plate 51 and the foot mounting plate 61 from colliding, the micro switch 55 is fixedly mounted at the bottom of the leg mounting plate 51, the foot mounting plate 61 is fixedly mounted with a limit protrusion 65, and the limit protrusion 65 is located on the micro switch 55; when the distance between the leg mounting plate 51 and the foot mounting plate 61 reaches the minimum defined distance, the limit projection 66 presses against the micro switch 55, thereby turning off the first motor 52 and/or the second motor 62.

In this embodiment, the massage machine further includes a detection switch 7 mounted on the bottom of the foot mounting plate 61, and the leg mounting plate 51 and the foot mounting plate 61 are stopped when the detection switch 7 contacts the ground. Further, the detection switch 7 comprises a ground contact bracket 74, a ground contact switch 72 and a reset piece for driving the ground contact bracket to reset, wherein the ground contact bracket 74 is arranged at the bottom of the foot installation plate 61 in a swinging way, the reset piece is connected between the ground contact bracket 74 and the foot installation plate 61, the ground contact switch 72 is fixedly connected with the foot installation plate 61, and the ground contact switch 72 is electrically connected with the first motor 52 and the second motor 62; the ground contact bracket 74 contacts the ground and swings, and the ground contact bracket 74 contacts through the ground contact switch 72, so that the first motor and the second motor of the driving assembly stop running. Further, the detection switch 7 further comprises a mounting frame 71 and a ground contact wheel, the mounting frame 71 is fixed at the bottom of the foot mounting plate 61, one end of the ground contact frame is hinged with the mounting frame 71 through a first hinge shaft 73, the other end of the ground contact frame 74 is downwards protruded with a mounting part, the mounting part is connected with the ground contact wheel through a second hinge shaft 76, and the ground contact switch 72 is fixedly mounted on the mounting frame 71; the reset piece is a torsion spring 77, a second limiting part is protruded on the mounting frame 71 and is positioned below the middle section of the ground contact support 74, the torsion spring 77 is sleeved on the first hinge shaft 73, one support leg of the torsion spring is pressed on the top of the ground contact support 74, the other support leg of the torsion spring 77 is abutted against the bottom of the second limiting part, and the ground contact support is pressed on the second limiting part through the torsion spring 77; the ground contact bracket 74 is fixedly provided with a pressing piece 75, when the ground contact wheel is propped against the ground, the ground contact wheel drives the ground contact bracket 74 to swing around the first hinge shaft 73 through the second hinge shaft 76, the torsion spring 77 stores force, the ground contact bracket 74 drives the pressing piece 75 to move, and the pressing piece 75 contacts with the ground contact switch 72 when moving, so that the first motor 52 and the second motor 62 stop running.

In this embodiment, the leg massage assembly 2 includes a leg frame 21, an air bag, and an air pump, the leg frame 21 is mounted at the front end of the leg mounting plate 51, the leg frame 21 includes two first accommodating grooves 22 recessed backward, the two first accommodating grooves 22 are respectively used for accommodating the legs, the air bag is mounted at the inner side of the first accommodating groove 22, and the air bag is connected with the air pump through a connecting pipe; in the course of the calf massage, the calf is placed in the two first accommodation grooves 22, respectively, and the calf is kneaded and massaged continuously by inflating and deflating the air bags.

In this embodiment, the foot massage assembly 3 includes a base plate 31, three transmission shafts 33, a plurality of massage wheels 34, a foot upper cover 32 and a power device 36, the base plate 31 is fixedly mounted at the front end of the foot mounting plate 61, the three transmission shafts 33 are rotatably mounted on the base plate 31, the three transmission shafts 33 are arranged in the front-back direction, the transmission shafts 33 are fixedly mounted with transmission belt wheels 35, two adjacent transmission belt wheels 35 are connected through a second transmission belt, each transmission shaft 33 is mounted with two massage wheels 34, and the outer circle surface of each massage wheel 34 is provided with a plurality of protruding points for massaging feet; the power device 36 comprises a massage motor, a worm and a turbine, the turbine is arranged on one of the transmission shafts 33, the massage motor is arranged on the bottom plate 31, the worm is arranged on the output end of the massage motor, and the turbine is meshed with the worm; the foot upper cover 32 fixed mounting is on bottom plate 31, and the foot upper cover includes three protruding spacing portion forward, and the bottom of spacing portion all is equipped with the second storage tank, all forms the third storage tank 321 that is used for placing the sole between two adjacent spacing portions, and the both ends of transmission shaft 33, band pulley and power device all are located the second storage tank, and the partial structure of massage wheel is located the third storage tank 321. So set up, three transmission shafts 33 of installing massage wheel 34 that the fore-and-aft direction was arranged can effectually massage important positions such as user's forefoot, arch of foot and heel.

A massage chair comprises the lower limb massager, and the structures of a base, a chair back, a chair seat and the like of the chair can adopt the structures disclosed in patent documents with publication number CN202110179599X, CN112869447A, CN112869447A, CN108158778A and the like; in the embodiment, the lower limb massager is hinged at the front end of the chair seat or the chair frame through the hinge lugs fixed on the cross beam. .

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a low limbs massager, includes shank massage assembly (2), foot massage assembly (3) and expansion bracket, and shank massage assembly (2) and foot massage assembly (3) are all installed on the expansion bracket, and the expansion bracket is including leading the balladeur train, be used for driving the first drive assembly that shank massage assembly (2) removed and be used for driving the second drive assembly that foot installation assembly (3) removed, its characterized in that: the guide frame (4) comprises two slide rails (42) which are symmetrically arranged left and right, the two slide rails (42) are fixedly connected through a fixing plate (43), the telescopic frame further comprises a leg mounting plate (51) and a foot mounting plate (61), the leg mounting plate (51) and the foot mounting plate (61) are arranged between the two slide rails (42) and are in sliding connection with the two slide rails (42), and the leg mounting plate (51) is positioned above the foot mounting plate (61); the leg massage assembly (2) is arranged on the leg mounting plate (51), and the foot massage assembly (3) is arranged on the foot mounting plate (61);

The first driving assembly comprises a first motor (52), a first screw rod (53) and a first screw rod nut (54), wherein the first motor (52) is fixedly arranged on a fixed plate (43) of the guide sliding frame (4), the first screw rod nut (54) is fixed on the leg mounting plate (51), one end of the first screw rod (53) is in transmission connection with the first motor (52), and the first screw rod (53) penetrates through the first screw rod nut (54) and is in threaded connection with the first screw rod nut (54);

The second driving assembly comprises a second motor (62), a second screw rod (63) and a second screw rod nut (64), wherein the second motor (62) is fixedly arranged on a fixed plate (43) of the guide sliding frame (4), the second screw rod nut (64) is fixedly arranged on the foot mounting plate (61), one end of the second screw rod (63) is in transmission connection with the second motor (62), and the second screw rod (63) penetrates through the second screw rod nut (64) and is in threaded connection with the second screw rod nut (64).

2. A lower limb massager according to claim 1, wherein: the guide sliding frame (4) further comprises a cross beam (41), the left end and the right end of the cross beam (41) which are fixed are respectively and fixedly connected with the tops of the two sliding rails (42), and the left end and the right end of the cross beam (41) are respectively and fixedly provided with a hinge lug (44); a plurality of avoidance holes (45) are formed in the fixed plate (43), an output end for outputting power on the first motor (52) penetrates through the avoidance holes (45) and then is connected with the first screw rod (53), an output end for outputting power on the second motor (62) penetrates through the avoidance holes (45) and then is connected with the second screw rod (63), and the first limiting seat (54) and the second limiting seat (64) can both move up and down in the avoidance holes (45).

3. A lower limb massager according to claim 1, wherein: the left end and the right end of the leg mounting plate (51) and the left end and the right end of the foot mounting plate (61) are bent backwards to form connecting parts, each connecting part is provided with a sliding block (8), and the leg mounting plate (51) and the foot mounting plate (61) are in sliding connection with the sliding rail (41) through the sliding blocks (8).

4. A lower limb massager according to claim 1, wherein: the two sliding rails (42) are provided with first limiting parts (47) which are used for limiting the moving range of the leg mounting plates (51) in a protruding mode, the first limiting parts (47) are located above the leg mounting plates (51), and when the leg mounting plates (51) move to the topmost end, the leg mounting plates (51) are abutted against the first limiting parts (47).

5. A lower limb massager according to claim 1, wherein: the massager further comprises detection means for feeding back the positions of the leg mounting plate (51) and the foot mounting plate (61).

6. A lower limb massager according to claim 1, wherein: the massager also comprises a micro switch (55), the micro switch (55) is fixed on the leg mounting plate (51), a limiting plate (65) is mounted on the foot mounting plate (61), and the limiting plate (65) is positioned below the micro switch (55) and can be abutted against the micro switch (55).

7. A lower limb massager according to claim 1, wherein: the massager also comprises a detection switch (7), wherein the detection switch (7) comprises a ground contact bracket (74), a ground contact switch (72) and a reset piece for driving the ground contact bracket (74) to reset, the ground contact bracket (74) is arranged at the bottom of the foot mounting plate (61), the reset piece is arranged between the ground contact bracket (74) and the foot mounting plate (61), the ground contact switch (72) is fixedly connected with the foot mounting plate (61), and the ground contact switch (72) is electrically connected with the first motor (52) and the second motor (62); when the ground contact bracket (74) is in contact with the ground, the ground contact bracket (74) is capable of swinging and is in contact with the ground contact switch (72).

8. A lower limb massager according to claim 1, wherein: leg massage assembly (2) are including shank frame (21), massage gasbag and air pump, and shank frame (21) are installed in shank mounting panel (51) front end, and shank frame (21) are including two first accommodation groove (22) that are used for placing the shank, and the direction setting is controlled in two first accommodation groove (22), and the gasbag is installed on first accommodation groove (22) inside wall, and the air pump passes through the trachea and is connected with the gasbag.

9. A lower limb massager according to claim 1, wherein: the foot massage assembly (3) comprises a bottom plate (31), three transmission shafts (33), a plurality of massage wheels (34), a foot upper cover (32) and a power device (36), wherein the bottom plate (31) is fixedly arranged at the front end of a foot mounting plate (61), the three transmission shafts (33) are rotatably arranged on the bottom plate (31), the three transmission shafts (33) are arranged in the front-back direction, transmission pulleys (35) are fixedly arranged on the transmission shafts (33), two adjacent transmission pulleys (35) are connected through a second transmission belt, two massage wheels (34) are arranged on each transmission shaft (33), and a plurality of protruding points for massaging feet are arranged on the outer circular surface of each massage wheel (34) in a protruding mode; the power device (36) comprises a massage motor, a worm and a turbine, the turbine is arranged on one of the transmission shafts (33), the massage motor is arranged on the bottom plate (31), the worm is arranged on the output end of the massage motor, and the turbine is meshed with the worm; the foot upper cover (32) is fixedly arranged on the bottom plate (31), the foot upper cover comprises three limiting parts protruding forwards, the bottoms of the limiting parts are respectively provided with a second accommodating groove, a third accommodating groove (321) for accommodating soles is formed between every two adjacent limiting parts, two ends of the transmission shaft (33), the belt wheels and the power device are respectively positioned in the second accommodating grooves, and part of the structure of the massage wheel (34) is positioned in the third accommodating groove (321)

10. A massage chair, characterized in that: a lower limb massager comprising the device according to any one of claims 1-9.