TWI384978B - Massage chair - Google Patents

Description

Massage chair

The present invention relates generally to a massage chair, and more particularly to a massage chair configured to impart massage to a user's back using a massage head placed in a backrest.

Japanese Patent Application Publication No. P2004-267674A, published on Sep. 30, 2004, discloses a massage device. The massage device includes a seat portion and a backrest portion into which the user sits. A massage mechanism that massages the back of the user is disposed in the backrest portion.

The seat portion is formed by arranging a buffer portion on the upper portion of the hexahedral base (frame) placed on the installation surface of the massage device. The abutment is formed by arranging 12 rod-shaped members corresponding to each side of the hexahedron. More specifically, the base system includes two grounding members that are placed in parallel on the installation surface of the massage device and that are parallel to each other in the front-rear direction, and two rods that are disposed in parallel with each other in the front-rear direction. a connecting member, two connecting members connecting the ground member and the rod-shaped member in the vicinity of the front end, two connecting members respectively connecting the intermediate portion of the grounding member and the rear end portion of the rod member, and the connecting member A pivot between the rear end portions of the rod members.

The inside of the backrest portion includes a rectangular frame for moving the massage mechanism in the height direction of the backrest portion. In more detail, the frame system includes guide rails that are long in the height direction of the backrest portion.

Then, the lower end portion of the backrest portion is pivotally (pivoted) at the rear of the seat portion by the pivot. Specifically, the pivot shaft between the rear end portions of the rod-shaped members that connect the seat portions penetrates the lower end portion of the backrest portion in the left-right direction.

As described above, in the conventional massage chair, the structural member for maintaining the structure must have 12 rod-shaped members for constituting the base and a rectangular frame for maintaining the shape of the backrest portion.

It is an object of the present invention to maintain strength and reduce structural members for maintaining the configuration of the massage chair. The massage chair of the present invention comprises a seat portion (4), a backrest (5), a back frame (2) and a base frame (3). The seat (4) is configured such that the user can sit. The backrest (5) is configured to support the back of the user, in which the massage head is placed. The base frame (3) is configured as a support seat (4). The back frame (2) is configured to support the backrest (5).

The base frame (3) is formed by combining a plurality of structural members disposed at positions corresponding to the sides of the hexahedron. Further, a part of the back frame (2) also serves as a part of the structural member of the base frame (3).

In one embodiment, the base frame (3) is configured to have a closed frame shape in a plan view, and the back frame (2) is configured to have a closed frame shape.

In one embodiment, the back frame (2) has a horizontal axis member (23) having a length in the left-right direction at a lower end thereof. Further, the horizontal axis member (23) is a structural member that is a position corresponding to one side of the front side among the hexahedron formed by the structural member of the base frame (3).

In this case, the structural member of the base frame (3) which the horizontal axis member (23) also serves may be a hexahedron formed by the structural member of the base frame (3), corresponding to the front lower side. A structural member at the position of one side.

In this case, it is preferable that the horizontal axis member (23) of the back frame (2) is located rearward of the front end of the base frame (3).

Fig. 1A and Fig. 2 show a massage chair according to an embodiment of the present invention. The massage chair includes a body frame 1, a seat portion 4, a backrest 5, a left wing 6 and a right wing 7.

The main body frame 1 is composed of a back frame 2 and a base frame 3 as shown in FIG. 1A, FIG. 1B, and FIG. 1C.

The back frame 2, as shown in FIG. 1B, includes two back support members 21 of the same length and arranged in parallel, and a horizontal shaft member 22 for connecting the upper ends of the back support members 21 to each other. A lateral axis member 23 that joins the lower side of the lower end of the back support member 21 to each other. The back frame 2 is formed in a closed frame (closed frame) shape by the left and right back support members 21 and the upper and lower horizontal shaft members 22 and 23. As described above, the back frame 2 can be configured to have a frame shape, so that stress can be prevented from being concentrated on a part of the structural members, and the strength of the back frame 2 can be improved.

Each of the back support members 21 has a curved portion at its intermediate portion, and a portion that is lower than the curved portion is formed to protrude forward from the portion higher than the curved portion. Further, a holding member 24 is provided below the curved portion of the back support member 21. A fixing portion 25 is formed at the left and right ends of the lower horizontal shaft member 23.

The base frame 3 is configured by arranging a plurality of structural members at positions corresponding to a plurality of sides of the hexahedron as shown in FIG. 1C, and combining the plurality of structural members. The structural member includes: two rod-shaped support members 31, a seat support portion 32, two front side foot members 33, two rear side foot members 34, two rod-shaped reinforcing members 35, and a rod. A connecting member 36.

The two long support members 31 in the front-rear direction are arranged to be parallel to each other. The seat support portion 32 has a flat plate shape, and the front end portions of the support members 31 on the left and right sides are fitted to the left end portion and the right end portion of the rear side surface.

Each of the front side leg members 33 is attached to the left and right side faces of the seat portion support portion 32, and each of the rear side leg members 34 is attached to the rear end portion of each of the support members 31.

Below the two support members 31, reinforcing members 35 each having a length in the front-rear direction are disposed. Each of the reinforcing members 35 is fixed to each of the front side leg members 33 and the rear side leg members 34. At the rear end portion of each reinforcing member 35, a coupling member 36 that is long in the left-right direction is fixed, and the reinforcing member 35 is connected to each other.

Each of the reinforcing members 35 is attached with a fixing member 37 which is attached between the front side leg member 33 and the rear side leg member 34 and is located in the vicinity of the front side leg member 33.

The base frame 3 is formed in a closed frame shape in a side view by the support member 31, the front and rear leg members 33, and the reinforcing member 35 as shown in Fig. 1C.

The back frame 2 is fixed to the base frame 3 by the holding member 24 and the fixing portion 25. More specifically, each of the holding members 24 is screwed and fixed to the upper end of the leg member 34 on the rear side of the base frame 3. Further, each of the fixing portions 25 is screwed and fixed to the fixing member 37 of the base frame 3. At this time, the portion below the curved portion of the back support member 21 is in a state of entering the inside of the hexahedron formed by the base frame 3.

However, the base frame 3 is not provided with the coupling member 10 for connecting the front end portions of the two reinforcing members 35. Instead of this, the horizontal axis member 23 on the lower side of the back frame 2 is a structure that connects the vicinity of the front end of the reinforcing member 35. In other words, the horizontal axis member 23 on the lower side of the back frame 2 is configured to function as the connection member 10 on the front side of the base frame 3. By designing such a configuration, the structural member, that is, the front side connecting member 10 can be reduced, and the strength of the main body frame 1 can be maintained and the weight can be reduced.

In a state in which the back frame 2 is attached to the base frame 3, the horizontal axis member 23 on the lower side of the back frame 2, the reinforcing members 35 on the left and right sides of the base frame 3, and the connecting member 36 of the base frame 3 are formed in a plan view. The bottom is the closed box shape. Further, a portion of the two back support members 21 of the back frame 2 that is higher than the holding member 24, the upper horizontal member 22 of the back frame 2, the two support members 31 of the base frame 3, and the base frame 3 The seat support portion 32 is formed in a closed frame shape in plan view. In this manner, by making the base frame 3 a closed frame shape in plan view and forming the closed frame shape by the back frame 2 and the base frame 3, it is possible to prevent stress from being concentrated on a part of the structural member, and the body frame 1 can be improved. Strength of.

Further, the horizontal axis member 23 on the lower side of the back frame 2 is located further rearward than the front end of the base frame 3, that is, the front end of the seat support portion 32. Therefore, a wide space (the accommodation space 8) is formed on the lower side of the seat support portion 32. Therefore, in the storage space 8, a large object can be freely arranged.

The backrest 5 has a rectangular shape in plan view and front view as shown in Fig. 3, and is configured to support the back of the user with the front surface thereof. The backrest 5 includes two vertical members 51 on the left and right sides, an upper horizontal member 52 and a lower horizontal member 53 interposed therebetween, and the backrest 5 is supported from the back side by the back frame 2. Each of the vertical members 51 is formed in a middle portion thereof, and has a curved portion in the same manner as the back support member 21 of the back frame 2, and a portion lower than the curved portion is formed on a portion higher than the curved portion. A structure that protrudes toward the front. Further, each of the buffer portions 54 is fixed to the lower portion of the front surface of each of the vertical members 51.

The backrest 5 is attached to the front center portion thereof and has an opening 55 formed along each of the vertical members 51. Inside the opening 55, a massage mechanism (not shown) for giving a massage to the user is disposed. The massage mechanism is well known to those skilled in the art, and an example of the massage mechanism includes a massage head that massages the back of the user and a movement lifting mechanism that moves the massage head along the height of the backrest 5. The elevating mechanism is configured to elevate and lower the massage head along the height direction of the backrest 5 in the movable range (opening 55) and to drive the massage head.

The backrest 5 includes an opening cover 56 for blocking the opening 55. Thereby, foreign matter can be prevented from entering the back side of the backrest 5 from the opening 55. Further, a cushioning member 57 for supporting the head of the user is placed on the upper portion of the upper horizontal member 52 of the backrest 5.

The seat portion 4 is constituted by a cushion member disposed at an upper portion of the seat portion support portion 32, so that the user can sit. The rear end portion of the seat portion 4 is connected to the lower end portion of the cushion portion 54 of the backrest 5 as shown in Fig. 4 . That is, the upper surface of the seat portion 4 and the front surface of the backrest 5 are formed in a curved shape, and the user can sit on the upper surface of the seat portion 4 or the cushion portion 54 of the backrest 5. By designing such a configuration, the user can freely move forward and backward in the sitting position, and the user can impart massage to the wide range of the shoulder to the waist regardless of the user's physique. Further, the front cover 9 is disposed to cover the upper surface of the seat portion 4, the front surface of the backrest 5, and the front surface of the head buffer 57. Further, the illustration of the front cover 9 is omitted in FIG.

The left wing 6 includes an elbow rest portion 61 to form a left side portion of the massage chair. The right wing 7 includes an elbow rest portion 71 to form a right side portion of the massage chair.

For example, the foot massage device 81 is disposed in the storage space 8 formed below the seat support portion 32, and can be pulled forward and backward, and stored in the storage space 8 when not in use. However, the connecting member 10 does not exist in the storage space 8. Therefore, when the foot massage device 81 is pulled out from the storage space, the connection member 36 does not hinder. Thereby, it is possible to prevent the action mechanism for pulling out the push-in massage device 81 from being reinstated, and it is possible to reduce the weight of the entire massage device.

While the invention has been described with respect to the preferred embodiments of the embodiments of the embodiments of the present invention, various modifications and changes can be made by those skilled in the art without departing from the scope of the invention.

1. . . Body frame

2. . . Back frame

3. . . Base frame

4. . . Seat

5. . . Backrest

6. . . Left wing

7. . . Right wing

8. . . Storage space

9. . . Front cover

10, 36. . . Connecting member

twenty one. . . Back support member

22, 23. . . Horizontal axis member

twenty four. . . Holding member

25. . . Fixed part

31. . . Support member

32. . . Seat support

33, 34. . . Foot member

35. . . Reinforcement member

37. . . Fixed member

51. . . Vertical member

52. . . Upper horizontal member

53. . . Lower horizontal member

54. . . Buffer section

55. . . Opening

56. . . Opening cover

57. . . Head buffer

61, 71. . . Elbow placement

81. . . Foot massage device

The preferred embodiments of the present invention are described in further detail. Other features and advantages of the present invention will be better understood from the following detailed description and drawings.

1A is a perspective view of a main body frame according to an embodiment of the present invention, and FIG. 1B is a perspective view of a back frame according to an embodiment of the present invention, and FIG. 1C is a perspective view of a base frame according to an embodiment of the present invention.

Fig. 2 is a perspective view of a massage chair according to an embodiment of the present invention.

Fig. 3 is a perspective view of a backrest of a massage chair according to an embodiment of the present invention.

Fig. 4 is a cross-sectional view showing a main portion of the massage chair taken along line A-A of Fig. 2.

1. . . Body frame

2. . . Back frame

3. . . Base frame

8. . . Storage space

10, 36. . . Connecting member

twenty one. . . Back support member

22, 23. . . Horizontal axis member

twenty four. . . Holding member

25. . . Fixed part

31. . . Support member

32. . . Seat support

33, 34. . . Foot member

35. . . Reinforcement member

37. . . Fixed member

Claims (5)

A massage chair is characterized in that: a seat portion for a user to sit in; a backrest, wherein a massage head is disposed therein, and supports a back of the user; a base frame that supports the seat portion; and a back frame The base frame is formed by combining a plurality of structural members, and the plurality of structural members are disposed at positions corresponding to sides of the hexahedron, and the base frame is provided with: 2 front sides a leg member; two leg members on the rear side; two support members in the front-rear direction; a seat support portion, the left end portion and the right end portion of the rear end of the seat support portion are respectively embedded by the two support members; The two reinforcing members are disposed below the two support members, and the back frame has a horizontal axis member that is long in the left-right direction at the lower end, and the horizontal shaft member connects the vicinity of the front end of the two reinforcing members. In this way, the horizontal axis member functions as a structural member that functions as the front lower side of the base frame. The massage chair according to claim 1, wherein the base frame is formed in a closed frame shape in plan view, and the back frame is configured to have a closed frame shape. The massage chair according to claim 1, wherein the horizontal axis member of the back frame is located rearward of a front end of the base frame. The massage chair of claim 1, wherein the back frame comprises two back support members. The two back support members are fixed to the two rear leg members of the base frame. The massage chair according to claim 1, wherein the base frame further includes a coupling member that is long in the left-right direction, and the coupling member is fixed to each of the rear end portions of the two reinforcing members.