CN116747128A - Back muscle relaxes chair - Google Patents

Abstract

The application discloses a back muscle relaxing chair, which relates to the field of back muscle massage, wherein a backrest of a chair body is vertically provided with a supporting plate, a driving mechanism is arranged on the supporting plate, a sliding mechanism is arranged on the chair body in a sliding way, the sliding mechanism drives the sliding mechanism to slide through the driving mechanism.

Description

Back muscle relaxes chair

Technical Field

The application relates to the field of back muscle massage, in particular to a back muscle relaxing chair.

Background

After the training of the sportsman is finished, the back is tight, the sportsman can massage the back properly so as to relax the sportsman more, the subsequent training is not affected, the sportsman can massage the back manually at present for convenience, the massage effect is affected by uneven massage force caused by the easy ache of hands of the sportsman, and the back is completely massaged by the continuous movement of the hands of the sportsman, so that the sportsman can rest for a while, relax the hands of the sportsman, and the massage efficiency is low.

The Chinese patent with the publication number of CN 110090137B discloses a back muscle relaxing chair, people sit on a seat board, the seat board swings left and right, rollers can rotate positively and negatively alternately to massage the back, the massage force is uniform, the back is not required to be massaged by hands, the influence of inconsistent massage force caused by hand ache on the massage effect is avoided, the back can be massaged more comprehensively through a rolling device, the back can be relaxed more, the back can be massaged further through the action of balls, and the massage effect is better.

However, there are still some problems in the above patents: after training, general sportsmen are tired and tired, the user sits on the seat plate, and the user also needs to swing the seat plate left and right to massage the back, so that the back can be massaged, but the user needs to use force and air, the tired degree of the user can be increased, and the discomfort of the user can be increased due to the left and right swing, so that the back muscle relaxing chair is provided, and the user can automatically massaged by sitting on the chair.

Disclosure of Invention

The application aims at the problems, and provides a back muscle relaxing chair which solves the problems that a user also needs to swing a seat plate left and right to massage the back, but the back can be massaged, the user needs to use force and air, the tiredness degree of the user is increased, and the discomfort of the user is increased due to the left and right swing.

The application adopts the technical scheme that: a back muscle relaxing chair comprises a chair body and a supporting plate;

the backrest of the chair body is vertically provided with a supporting plate, the supporting plate is provided with a driving mechanism, the chair body is provided with a sliding mechanism in a sliding manner, and the sliding mechanism drives the chair body to slide through the driving mechanism;

the back beating massage device is characterized in that the sliding mechanism is provided with a muscle relaxing mechanism for beating and massaging the back, the muscle relaxing mechanism is connected with a rotating mechanism for driving the muscle relaxing mechanism to move, the rotating mechanism is arranged on the supporting plate, and the rotating mechanism is driven by the sliding mechanism.

Further, actuating mechanism includes two first bracing pieces, first axis of rotation, disc, motor, chain, head rod, second connecting rod, the symmetry is equipped with two first bracing pieces in the backup pad, two rotatable coupling has same first axis of rotation on the first bracing piece, two first bracing pieces are run through respectively at the both ends of first axis of rotation, the head of both ends of first axis of rotation overlaps respectively and is equipped with the disc, one of them the motor is installed to the lateral wall of first bracing piece, all overlap on the output of motor and the first axis of rotation is equipped with the sprocket, two the sprocket passes through chain drive, two the lateral wall of disc is all perpendicular to be connected with the head rod, two the second end of head rod is all perpendicular and rotates the first end that is connected with the second connecting rod, slide mechanism passes through two second connecting rods drive its slip.

Still further, slide mechanism includes L template, third connecting rod, backup pad one side be equipped with the rectangle recess on the chair body, two of them lateral walls of rectangle recess all are equipped with first logical groove, two it is equipped with the diaphragm of same L template to slide in the first logical groove, and the both ends of the diaphragm of L template run through first logical groove respectively, the first end that all rotates at the diaphragm both ends of L template is connected with the third connecting rod, two the second end of third connecting rod is connected with the second end of two second connecting rods respectively, slewing mechanism is driven by the riser of L template, muscle relaxing mechanism sets up on the diaphragm of L template.

Still further, the muscle relaxing mechanism comprises a U-shaped fixing block, a first L-shaped rod, a second L-shaped rod, a third L-shaped rod, a fifth rotating shaft, a connecting plate, a second rotating shaft, a first bevel gear and a second bevel gear, wherein four U-shaped fixing blocks are arranged on a transverse plate of the L-shaped plate, the head parts of vertical rods of the first L-shaped rod are all rotationally connected in a U-shaped structure of the four U-shaped fixing blocks, two adjacent first L-shaped rods are arranged in a staggered manner, four second through grooves are formed in the inner wall of the rectangular groove, the cross rods of the four first L-shaped rods can respectively penetrate through the four second through grooves, the side walls of the four U-shaped fixing blocks are all vertically connected with the cross rods of the second L-shaped rod, eight vertical rods of the second L-shaped rod are all rotationally connected with the vertical rods of the third L-shaped rod, the fifth rotating shaft is vertically arranged on the second L-shaped rod, the first end of the fifth rotating shaft can rotationally penetrate through the vertical rods of the second L-shaped rod, the second end of the fifth rotating shaft and the third L-shaped rod are fixedly connected with the four L-shaped rods, and the eight sliding grooves are respectively arranged in the side walls of the first L-shaped rod;

the second L-shaped rods are arranged between two second L-shaped rods at the outermost side in a pair-by-pair mode, the two second L-shaped rods of each pair are connected through the same connecting plate, the second rotating shafts are connected to the three connecting plates in a rotating mode, a first bevel gear is sleeved on the second rotating shafts, a second bevel gear is sleeved on the first end head of each fifth rotating shaft between the two fifth rotating shafts at the outermost side, two sides of the same first bevel gear are meshed with the two second bevel gears respectively, the second rotating shafts at the middle position penetrate through the first bevel gears, and the second rotating shafts at the middle position are driven by a rotating mechanism.

Further, the cross bars of the first L-shaped rod and the third L-shaped rod are of cylindrical structures.

Further, the head of the cross rod of the first L-shaped rod is provided with a plurality of massage protrusions.

Still further, slewing mechanism includes third bevel gear, third axis of rotation, fourth bevel gear, first gear, second bracing piece, fourth axis of rotation, sleeve, second gear, fourth connecting rod, the top of chair body is connected with the second bracing piece perpendicularly, rotate between backup pad and the second bracing piece and be equipped with the third axis of rotation, third axis of rotation one side rotate between backup pad and the second bracing piece and be equipped with the fourth axis of rotation, be located the intermediate position the head cover of second axis of rotation is equipped with the third bevel gear, the intermediate cover of third axis of rotation is equipped with the fourth bevel gear, third bevel gear and fourth bevel gear meshing, the one end cover of third axis of rotation is equipped with first gear, the one end cover of fourth axis of rotation is equipped with the second gear, first gear and second gear meshing, one side of second gear cover is equipped with the sleeve in the fourth axis of rotation, set up the helicla flute on the sleeve, the riser lateral wall of L template is connected with the first end of fourth connecting rod perpendicularly, the second end of fourth connecting rod is in the helicla flute, the fourth template is through its second end of fourth drive of fourth connecting rod.

The application has the advantages that:

according to the application, a user sits on the chair body, the motor is started by manually pressing the control switch, at the moment, the motor drives the first rotating shaft to rotate under the action of the chain, the first rotating shaft drives the two discs to rotate, the two discs drive the first connecting rod to rotate, the first connecting rod drives the second connecting rod to pull the sliding mechanism to slide up and down on the chair body, meanwhile, the sliding mechanism drives the rotating mechanism to rotate, the rotating mechanism drives the muscle relaxing mechanism to beat and massage the back of the user, so that the user sits on the chair body and does not move, the whole back of the user can be uniformly beaten and massaged, the problem that the user also needs to swing the seat plate left and right to massage the back is avoided, and uncomfortable feeling of the user is increased due to the left and right swing of the seat plate is solved.

In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.

FIG. 1 is a schematic view of the overall structure of the present application;

FIG. 2 is a schematic diagram of the driving mechanism of the present application;

FIG. 3 is a schematic view of a sliding mechanism according to the present application;

FIG. 4 is a schematic view of a chute according to the present application;

FIG. 5 is a schematic view of the muscle relaxing mechanism of the present application;

FIG. 6 is a schematic diagram of a web installation of the present application;

FIG. 7 is a first bevel gear installation schematic of the present application;

FIG. 8 is a schematic view of the massage protrusion structure of the present application;

FIG. 9 is a schematic view of a rotary mechanism of the present application;

fig. 10 is a schematic view of the helical groove structure of the present application.

Reference numerals

1 is a chair body; 11 is a rectangular groove; 12 is a first through groove; 13 is a second through slot; 2 is a supporting plate; 3 is a driving mechanism; 31 is a first support bar; 32 is a first rotational axis; 33 is a disc; 34 is a motor; 35 is a chain; 36 is a first connecting rod; 37 is a second connecting rod; 4 is a sliding mechanism; 41 is an L-shaped plate; 42 is a third connecting rod; 5 is a muscle relaxing mechanism; 51 is a U-shaped fixed block; 52 is a first L-shaped rod; 53 are massage protrusions; 54 is a second L-shaped rod; 55 is a third L-shaped bar; 56 is a fifth axis of rotation; 57 is a chute; 58 is a connecting plate; 59 is a second rotation axis; 510 is a first bevel gear; 511 is a second bevel gear; 6 is a rotating mechanism; reference numeral 61 denotes a third bevel gear; 62 is a third axis of rotation; 63 is a fourth bevel gear; 64 is a first gear; 65 is a second support bar; 66 is the fourth axis of rotation; 67 is a sleeve; 68 is a second gear; 69 is a spiral groove; 610 is a fourth connecting rod.

Detailed Description

The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and to simplify the description, and do not indicate or imply that the devices or elements 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 application.

Referring to fig. 1 to 10, a back muscle relaxing chair comprises a chair body 1, a support plate 2;

the backrest of the chair body 1 is vertically provided with a supporting plate 2, the supporting plate 2 is provided with a driving mechanism 3, the chair body 1 is slidably provided with a sliding mechanism 4, the sliding mechanism 4 drives the chair body to slide through the driving mechanism 3, the sliding mechanism 4 is provided with a muscle relaxing mechanism 5 for beating and massaging the back, the muscle relaxing mechanism 5 is connected with a rotating mechanism 6 for driving the back to move, the rotating mechanism 6 is arranged on the supporting plate 2, and the rotating mechanism 6 is driven by the sliding mechanism 4;

in this embodiment: when the chair is used, the sliding mechanism 4 is driven to slide on the chair body 1 through the driving mechanism 3, meanwhile, the sliding mechanism 4 drives the rotating mechanism 6 to rotate, the rotating mechanism 6 drives the muscle relaxing mechanism 5 to beat and massage the back of a user, the user can sit on the chair body 1 and can be enabled to be motionless, and the whole back of the user can be uniformly beaten and massaged, as shown in fig. 1.

The driving mechanism 3 comprises two first supporting rods 31, first rotating shafts 32, discs 33, motors 34, chains 35, first connecting rods 36 and second connecting rods 37, the two first supporting rods 31 are symmetrically arranged on the supporting plate 2, the two first supporting rods 31 are rotatably connected with the same first rotating shaft 32, two ends of the first rotating shafts 32 respectively penetrate through the two first supporting rods 31, the discs 33 are sleeved at two end parts of the first rotating shafts 32 respectively, the discs 33 are fixedly connected with the first rotating shafts 32, the side wall of one first supporting rod 31 is provided with a motor 34, the output end of the motor 34 and the first rotating shaft 32 are sleeved with chain wheels, the first rotating shafts 32 are fixedly connected with the chain wheels, the two chain wheels are driven by the chains 35, the side walls of the two discs 33 are vertically connected with the first connecting rods 36, the second ends of the two first connecting rods 36 are vertically and rotatably connected with the first ends of the second connecting rods 37, and the sliding mechanism 4 drives the sliding mechanism to slide through the two second connecting rods 37;

in this embodiment: the motor 34 is externally connected with a control switch, the control switch is arranged at a hand position on the chair body 1, the first connecting rod 36 is arranged at an eccentric position of the disc 33, and when the disc 33 rotates, the sliding mechanism 4 is driven to do reciprocating motion of sliding up and down under the action of the second connecting rod 37; and the disc 33 is arranged to be larger, so that the distance of the reciprocating movement is also larger;

when in use, a user sits on the chair body 1, and presses the control switch by hand to start the motor 34, at this time, the motor 34 drives the first rotating shaft 32 to rotate under the action of the chain 35, the first rotating shaft 32 drives the two discs 33 to rotate, the two discs 33 drive the first connecting rod 36 to rotate, and the first connecting rod 36 drives the second connecting rod 37 to pull the sliding mechanism 4 to slide up and down on the chair body 1, as shown in fig. 2.

The sliding mechanism 4 comprises an L-shaped plate 41 and a third connecting rod 42, a rectangular groove 11 is formed in the chair body 1 at one side of the supporting plate 2, first through grooves 12 are formed in two side walls of the rectangular groove 11, a transverse plate of the same L-shaped plate 41 is slidably installed in the two first through grooves 12, two ends of the transverse plate of the L-shaped plate 41 respectively penetrate through the first through grooves 12, first ends of the third connecting rod 42 are rotatably connected to two ends of the transverse plate of the L-shaped plate 41, second ends of the two third connecting rods 42 are respectively connected with second ends of the two second connecting rods 37, the rotating mechanism 6 is driven by a vertical plate of the L-shaped plate 41, and the muscle relaxing mechanism 5 is installed on the transverse plate of the L-shaped plate 41;

in this embodiment: the transverse plate of the L-shaped plate 41 is just matched with the first through groove 12, so that the transverse plate of the L-shaped plate 41 can only slide up and down along the first through groove 12 without shaking;

when the device is used, when the transverse plate of the L-shaped plate 41 slides up and down in the first through groove 12, the vertical plate of the L-shaped plate 41 drives the rotating mechanism 6 to move, and meanwhile, the transverse plate of the L-shaped plate 41 drives the muscle relaxing mechanism 5 to move, so that the back of a user is beaten and massaged; as in fig. 3.

The muscle relaxing mechanism 5 comprises a U-shaped fixing block 51, a first L-shaped rod 52, a second L-shaped rod 54, a third L-shaped rod 55, a fifth rotating shaft 56, a connecting plate 58, a second rotating shaft 59, a first bevel gear 510 and a second bevel gear 511, wherein four U-shaped fixing blocks 51 are arranged on a transverse plate of the L-shaped plate 41, the head parts of vertical rods of the first L-shaped rod 52 are rotatably connected in U-shaped structures of the four U-shaped fixing blocks 51, two adjacent first L-shaped rods 52 are arranged in a staggered manner, four second through grooves 13 are formed in the inner wall of a rectangular groove 11, the cross rods of the four first L-shaped rods 52 can penetrate through the four second through grooves 13 respectively, the cross rods of the four U-shaped fixing blocks 51 are vertically connected with cross rods of the second L-shaped rod 54, the vertical rods of the eight second L-shaped rods 54 are vertically arranged on the cross rods of the second L-shaped rod 54, the first end of the fifth rotating shaft 56 rotatably penetrates through the vertical rods of the second L-shaped rod 54, the cross rods 57 are connected with the cross rods of the first L-shaped rod 55, and the two side walls of the eight cross rods of the second L-shaped rod 54 are respectively connected with the cross rods of the eight cross rods 57; the rest second L-shaped rods 54 positioned between the two second L-shaped rods 54 at the outermost side are arranged in pairs, the two second L-shaped rods 54 of each pair are connected through the same connecting plate 58, the three connecting plates 58 are rotationally connected with second rotating shafts 59, first bevel gears 510 are sleeved on the second rotating shafts 59, the second rotating shafts 59 are fixedly connected with the first bevel gears 510, second bevel gears 511 are sleeved on the first end parts of the rest fifth rotating shafts 56 positioned between the two fifth rotating shafts 56 at the outermost side, the fifth rotating shafts 56 are fixedly connected with the second bevel gears 511, two sides of the same first bevel gears 510 are respectively meshed with the two second bevel gears 511, the second rotating shafts 59 positioned at the middle position penetrate through the first bevel gears 510, and the second rotating shafts 59 positioned at the middle position are driven by the rotating mechanism 6;

in this embodiment: the cross bars of the first L-shaped rod 52 and the third L-shaped rod 55 are cylindrical structures, the cross bar cylindrical structure of the first L-shaped rod 52 is convenient for installing a plurality of massage protrusions 53, and the cross bar cylindrical structure of the third L-shaped rod 55 aims at enabling the cross bar of the L-shaped rod 55 to slide in the sliding groove 57 more flexibly; the head of the cross rod of the first L-shaped rod 52 is provided with a plurality of massage bulges 53, and the massage bulges 53 are flexible, so that the comfort level of back muscle massage is improved; when the back-beating device is used, the four first L-shaped rods 52 are used, the movement directions of two adjacent first L-shaped rods 52 are opposite, namely when one first L-shaped rod 52 is used for beating the back, the adjacent first L-shaped rods 52 are far away from the back, and the design purpose is that the adjacent first L-shaped rods 52 are used for beating the back more like hands of a person, so that the comfort level is increased; the width of the four second through grooves 13 is just matched with the width of the four first L-shaped rods 52;

when the rotation mechanism 6 drives the second rotation shaft 59 to rotate, the second rotation shaft 59 drives the first bevel gear 510 to rotate, the first bevel gear 510 drives the second bevel gears 511 and the fifth rotation shaft 56 on two sides to synchronously rotate, and the second bevel gears 511 on two sides turn reversely, so that the movement directions of the adjacent two first L-shaped rods 52 are opposite, at this time, the second bevel gears 511 rotate to synchronously rotate the third L-shaped rods 55, the cross bars of the third L-shaped rods 55 drive the first L-shaped rods 52 to rotate, meanwhile, the cross bars of the third L-shaped rods 55 slide in the sliding grooves 57, when the rotation mechanism 6 drives the second rotation shaft 59 to rotate along one direction, the second bevel gears 511, the fifth rotation shaft 56 and the third L-shaped rods 55 move along one direction, at this time, the cross bars of the third L-shaped rods 55 slide up and down in the sliding grooves 57, and when the rotation mechanism 6 drives the second rotation shaft 59 to rotate along the changed direction, at this time, the second bevel gears 511, the fifth rotation shaft 56 and the third L-shaped rods 55 move along the changed direction, and the second L-shaped rods 52 move along the opposite directions, and the first L-shaped rods 52 move along the opposite directions, so that the first L-shaped rods 52 move along the two opposite directions, and the second L-shaped rods 52 move.

The rotating mechanism 6 comprises a third bevel gear 61, a third rotating shaft 62, a fourth bevel gear 63, a first gear 64, a second supporting rod 65, a fourth rotating shaft 66, a sleeve 67, a second gear 68 and a fourth connecting rod 610, wherein the second supporting rod 65 is vertically connected above the chair body 1, the third rotating shaft 62 is rotatably arranged between the supporting plate 2 and the second supporting rod 65, the fourth rotating shaft 66 is rotatably arranged between the supporting plate 2 and the second supporting rod 65 on one side of the third rotating shaft 62, the third bevel gear 61 is sleeved on the head of the second rotating shaft 59 positioned in the middle position, the second rotating shaft 59 is fixedly connected with the third bevel gear 61, the fourth bevel gear 63 is sleeved in the middle of the third rotating shaft 62, the third rotating shaft 62 is fixedly connected with the fourth bevel gear 63, the third rotating shaft 62 is meshed with the fourth bevel gear 63, one end of the third rotating shaft 62 is sleeved with the first gear 64, the third rotating shaft 62 is fixedly connected with the first gear 64, one end of the fourth rotating shaft 66 is sleeved with the second gear 68, one end of the fourth rotating shaft 66 is fixedly connected with the fourth connecting rod 67 through a spiral sleeve 610, one end of the fourth rotating shaft 68 is sleeved on one side of the fourth rotating shaft 66 is fixedly connected with the fourth connecting rod 610, and the fourth connecting rod 67 is vertically connected with the sleeve 610 through a spiral groove 610;

in this embodiment: the second end of the fourth connecting rod 610 is smooth, so that the second end of the fourth connecting rod 610 can only slide in the spiral groove 69; the second gear 68 is four times the diameter of the first gear 64, only the second gear 68 being shown as being larger than the first gear 64, so that one rotation of the second gear 68 causes the first gear 64 to rotate multiple times and the second rotary shaft 59 to rotate multiple times;

embodiment one: when the vertical plate of the L-shaped plate 41 moves downward, the second end of the fourth connecting rod 610 is driven to slide downward along the spiral groove 69, so that the sleeve 67 is driven to rotate counterclockwise, the counterclockwise direction is seen in the top view direction in fig. 9, the sleeve 67 drives the fourth rotating shaft 66 and the second gear 68 to rotate counterclockwise synchronously, the second gear 68 drives the third rotating shaft 62 to rotate clockwise, the third rotating shaft 62 drives the fourth bevel gear 63 to rotate clockwise, the fourth bevel gear 63 drives the third bevel gear 61 to rotate, the third bevel gear 61 drives the second rotating shaft 59 to rotate counterclockwise, and the counterclockwise direction of the second rotating shaft 59 is seen from right to left in fig. 9;

embodiment two: when the vertical plate of the L-shaped plate 41 moves upwards, the second end of the fourth connecting rod 610 is driven to slide upwards along the spiral groove 69, so that the sleeve 67 is driven to rotate clockwise, the sleeve 67 drives the fourth rotating shaft 66 and the second gear 68 to rotate clockwise synchronously, the second gear 68 drives the third rotating shaft 62 to rotate anticlockwise, the third rotating shaft 62 drives the fourth bevel gear 63 to rotate anticlockwise, the fourth bevel gear 63 drives the third bevel gear 61 to rotate, the third bevel gear 61 drives the second rotating shaft 59 to rotate clockwise, and the clockwise anticlockwise direction is determined in the process as in the third embodiment; as in fig. 9; and the elements are arranged in the breathable protective cover;

the working process of the application comprises the following steps:

when in use, a user sits on the chair body 1 and manually presses the control switch to start the motor 34, at this time, the motor 34 drives the chain 35 to drive the first rotating shaft 32 to rotate, the first rotating shaft 32 drives the two discs 33 to rotate, the two discs 33 drive the first connecting rod 36 to rotate, the first connecting rod 36 drives the second connecting rod 37 to pull the third connecting rod 42 and the L-shaped plate 41 to synchronously slide up and down, and when the L-shaped plate 41 slides downwards along the first through groove 12, the vertical plate of the L-shaped plate 41 drives the second end of the fourth connecting rod 610 to slide downwards along the spiral groove 69, so that the sleeve 67 drives the sleeve 67 to rotate anticlockwise, the sleeve 67 drives the fourth rotating shaft 66 and the second gear 68 to synchronously rotate anticlockwise, the second rotating shaft 68 drives the third rotating shaft 62 to rotate clockwise, the fourth bevel gear 63 drives the third bevel gear 61 to rotate clockwise, the third bevel gear 61 drives the second rotating shaft 59 to rotate anticlockwise, and at this time, the second rotating shaft 59 drives the first bevel gear 510 to rotate anticlockwise, the second bevel gear 510 drives the second bevel gear 510 to rotate, the second bevel gear 511 drives the second bevel gear 511 to rotate anticlockwise, the second rotating shaft 55 rotates the second bevel gear 511 to rotate the second bevel gear 55 synchronously, the second rotating shaft 55 rotates the second rotating shaft 55 and the second rotating shaft 55 rotates the second rotating rod 55 and the second rotating rod 55 to rotate the second rotating rod 55 synchronously, the second rotating rod 55 rotates the second rotating rod 55 and the second rotating rod 55 to rotate the second rotating rod 55 at opposite sides at the opposite sides, so that the massage protrusions 53 at the cross bar of the first L-shaped bar 52 reciprocate to perform beating massage on the back mechanism of the user;

when the L-shaped plate 41 just slides to the lowest part of the first through groove 12, the two discs 33 continue to rotate at this time, so that the L-shaped plate 41 slides upwards along the first through groove 12, and the movement process is opposite to the above process, so that the repeated back-and-forth movement realizes that the back of the user can be automatically and evenly massaged by only sitting on the chair body 1 and leaning against the chair body 1.

According to the application, a user sits on the chair body, the motor is started by manually pressing the control switch, at the moment, the motor drives the first rotating shaft to rotate under the action of the chain, the first rotating shaft drives the two discs to rotate, the two discs drive the first connecting rod to rotate, the first connecting rod drives the second connecting rod to pull the sliding mechanism to slide up and down on the chair body, meanwhile, the sliding mechanism drives the rotating mechanism to rotate, the rotating mechanism drives the muscle relaxing mechanism to beat and massage the back of the user, so that the user sits on the chair body and does not move, the whole back of the user can be uniformly beaten and massaged, the problem that the user also needs to swing the seat plate left and right to massage the back is avoided, and uncomfortable feeling of the user is increased due to the left and right swing of the seat plate is solved.

The foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the application are intended to be included within the scope of the application.

Claims (7)

1. The back muscle relaxing chair is characterized by comprising a chair body (1) and a supporting plate (2);

the backrest of the chair body (1) is vertically provided with a supporting plate (2), the supporting plate (2) is provided with a driving mechanism (3), the chair body (1) is provided with a sliding mechanism (4) in a sliding manner, and the sliding mechanism (4) drives the chair body to slide through the driving mechanism (3);

the back beating and massaging device is characterized in that a muscle relaxing mechanism (5) for beating and massaging the back is arranged on the sliding mechanism (4), the muscle relaxing mechanism (5) is connected with a rotating mechanism (6) for driving the muscle relaxing mechanism to move, the rotating mechanism (6) is arranged on the supporting plate (2), and the rotating mechanism (6) is driven by the sliding mechanism (4).

2. A back muscle relaxing chair according to claim 1, characterized in that the driving mechanism (3) comprises two first supporting rods (31), a first rotating shaft (32), a disc (33), a motor (34), a chain (35), first connecting rods (36) and second connecting rods (37), wherein the two first supporting rods (31) are symmetrically arranged on the supporting plate (2), the two first supporting rods (31) are rotatably connected with the same first rotating shaft (32), two ends of the first rotating shaft (32) respectively penetrate through the two first supporting rods (31), the two end heads of the first rotating shaft (32) are respectively sleeved with a disc (33), one side wall of the first supporting rod (31) is provided with a motor (34), the output end of the motor (34) and the side wall of the first rotating shaft (32) are respectively sleeved with a chain wheel, the two chain wheels are driven by the chain (35), the two side walls of the two discs (33) are respectively and vertically connected with the first connecting rods (36), the two second ends of the two first connecting rods (36) are respectively connected with the second ends of the second connecting rods (37) in a vertical mode, and the two first ends of the second connecting rods (36) are respectively connected with the first connecting rods (37) in a sliding mode.

3. A back muscle relaxing chair according to claim 2, characterized in that the sliding mechanism (4) comprises an L-shaped plate (41) and a third connecting rod (42), the chair body (1) on one side of the supporting plate (2) is provided with a rectangular groove (11), two side walls of the rectangular groove (11) are respectively provided with a first through groove (12), two transverse plates of the same L-shaped plate (41) are arranged in the first through grooves (12) in a sliding manner, two ends of the transverse plates of the L-shaped plate (41) respectively penetrate through the first through grooves (12), two ends of the transverse plates of the L-shaped plate (41) are respectively connected with first ends of the third connecting rod (42) in a rotating manner, two second ends of the third connecting rod (42) are respectively connected with second ends of the two second connecting rods (37), the rotating mechanism (6) is driven by vertical plates of the L-shaped plate (41), and the muscle relaxing mechanism (5) is arranged on the transverse plates of the L-shaped plate (41).

4. The back muscle relaxing chair according to claim 3, wherein the muscle relaxing mechanism (5) comprises a U-shaped fixing block (51), a first L-shaped rod (52), a second L-shaped rod (54), a third L-shaped rod (55), a fifth rotating shaft (56), a connecting plate (58), a second rotating shaft (59), a first bevel gear (510) and a second bevel gear (511), four U-shaped fixing blocks (51) are arranged on a transverse plate of the L-shaped plate (41), the vertical rod heads of the first L-shaped rod (52) are respectively and rotatably connected in the U-shaped structure of the four U-shaped fixing blocks (51), the adjacent two first L-shaped rods (52) are arranged in a staggered manner, the inner wall of the rectangular groove (11) is provided with four second through grooves (13), the side walls of the four U-shaped fixing blocks (51) are respectively and vertically connected with the transverse rods of the second L-shaped rod (54), the eight vertical rods (54) are respectively and the rotating shafts of the second L-shaped rod (54) are respectively and vertically connected with the fifth rotating shaft (56) of the second L-shaped rod (56), sliding grooves (57) are formed in two side walls of the vertical rods of the four first L-shaped rods (52), and the cross rods of the eight third L-shaped rods (55) slide in the eight sliding grooves (57) respectively;

the second L-shaped rods (54) between two second L-shaped rods (54) at the outermost side are arranged in a group, the two second L-shaped rods (54) of each group are connected through the same connecting plate (58), the second rotating shafts (59) are connected to the connecting plates (58) in a rotating mode, first bevel gears (510) are sleeved on the second rotating shafts (59), second bevel gears (511) are sleeved on the first end heads of the fifth rotating shafts (56) between two fifth rotating shafts (56) at the outermost side, two sides of the same first bevel gears (510) are meshed with the two second bevel gears (511) respectively, the second rotating shafts (59) at the middle position penetrate through the first bevel gears (510), and the second rotating shafts (59) at the middle position are driven by the rotating mechanism (6).

5. A back muscle relaxing chair according to claim 4, wherein the cross bars of the first (52) and third (55) L-shaped bars are of cylindrical configuration.

6. A back muscle-relaxing chair according to claim 4, characterized in that the cross bar head of the first L-shaped bar (52) is provided with massaging protrusions (53).

7. The back muscle relaxing chair according to claim 4, wherein the rotating mechanism (6) comprises a third bevel gear (61), a third rotating shaft (62), a fourth bevel gear (63), a first gear (64), a second supporting rod (65), a fourth rotating shaft (66), a sleeve (67), a second gear (68) and a fourth connecting rod (610), the second supporting rod (65) is vertically connected above the chair body (1), a third rotating shaft (62) is rotatably arranged between the supporting plate (2) and the second supporting rod (65), a fourth rotating shaft (66) is rotatably arranged between the supporting plate (2) and the second supporting rod (65) at one side of the third rotating shaft (62), a third bevel gear (61) is sleeved at the head of the second rotating shaft (59) at the middle position, a fourth bevel gear (63) is sleeved at the middle of the third rotating shaft (62), the third bevel gear (61) is meshed with the fourth bevel gear (63), a first gear (64) is sleeved at one end of the third rotating shaft (62), a fourth gear (68) is meshed with the fourth bevel gear (63) is sleeved at one end of the third rotating shaft (62), a fourth gear (68) is meshed with the fourth bevel gear (68) at one side of the fourth rotating shaft (68), spiral groove (69) have been seted up on sleeve (67), the riser lateral wall of L template (41) is connected with the first end of fourth connecting rod (610) perpendicularly, the second end of fourth connecting rod (610) slides in spiral groove (69), sleeve (67) is through the second end drive of fourth connecting rod (610) its rotation.