TWI742640B - Leg massage chair structure - Google Patents

Abstract

A leg massage chair structure, comprising: a chair, a swing arm, a massage wheel set, and a connecting rod group. The massage chair drives the first of the connecting rod group through a first motor built in the swing arm , Two connecting rods, and through the cooperation of the first and second connecting rods with the swing arm and the combined seat, the first connecting rod is formed into a crank state, and the second connecting rod is linked to form a back-and-forth rocker state, so as to allow When the first motor continues to rotate forward, the reciprocating swing massage purpose of the swing arm is achieved, that is, there is no need to install a limit switch to control the forward and reverse rotation of the first motor, which not only reduces the structure assembly cost, but also improves the convenience of structure assembly. On the other hand, it can avoid the failure of the first motor due to the forward and reverse switching, which helps to improve the durability of the structure.

Description

Leg massage chair structure

The invention relates to a massager, in particular to a leg massage chair structure.

Modern people work under a lot of pressure and easily cause body soreness. Therefore, they like to buy massage devices to massage different parts of the body to ease the body and stress. General massage devices are divided into full body massage and partial massage. Full body massage such as massage chairs, massage beds, etc., partial massage such as shoulder and neck massage belt, waist massage belt or calf and foot massage machine, etc., through rollers, airbags or Press the corresponding parts mechanically such as vibration to relieve the tightness of the muscles.

Especially nowadays, there are more and more people engaged in the service industry. Prolonged standing for a long time can easily cause discomforts such as soreness, tightness and edema of the lower extremities. Therefore, some companies have developed lower extremity massage institutions to provide massages for the lower extremities and legs. However, they are currently used For the lower limb massage device, please refer to the “pendulum-type lower limb massage mechanism” of the national patent certificate No. M580989. The massage mechanism is composed of a base and a swing arm that can be moved by a pendulum on the base, and the swing The massage end of the arm is equipped with two massage wheels. When the structure is used, the massage wheel motor and the swing motor can be activated at the same time to achieve the effect of the pendulum cycle massage of the lower extremities, which helps to expand the massage range of the lower extremities. When the swing arm swings and rises, the lower limbs are supported and lifted to relax the muscles, thereby improving the massage effect of the lower limb muscles.

However, the conventional massage mechanism is equipped with two limit switches to switch the driving motor forward and reverse. Pressing the limit switch when the swing arm yaws causes the driving motor to change the driving direction. The swing arm has to swing in the other direction in the past to achieve the reciprocating pendulum state of the swing arm. However, this not only increases the difficulty and cost of structural assembly, but also greatly increases the failure of the drive motor when the drive motor is switched between forward and reverse for a long time. The probability of damage, reduce the service life and lack of practicality.

In view of this, the inventor of the present invention has been engaged in the manufacturing, development and design of related products for many years. Aiming at the above-mentioned goals, after detailed design and careful evaluation, the present invention is truly practical.

The technical problem to be solved by the present invention is to provide a leg massage chair structure in view of the above-mentioned deficiencies in the prior art.

The above structure includes: a chair, a swing arm, a massage wheel set, and at least one linkage group. The chair has at least a cushion and a chair frame supporting the cushion. The bottom of the chair frame is set relative to the front side of the cushion. A combined seat, the combined seat is composed of two combined vertical plates to form a combined part, and the two combined vertical plates are symmetrically provided with an eccentrically staggered first shaft hole and a second shaft hole, the first shaft hole It is not horizontal with the second shaft hole; the swing arm has a drive end and a massage end, the drive end is installed in the combination part of the combination seat, and the drive end is provided with an eccentric hole, the eccentric hole is A first spindle is pivoted in the first shaft hole of the two combined vertical plates, and a first motor is built in the driving end, and the first motor is linked with a first driving shaft and passes through at least On one side, the position of the first drive shaft is beyond the periphery of the two combined vertical plates. A second motor is built in the massage end. The second motor is linked with a second drive shaft and is driven by the second drive shaft. A massage wheel set; at least one of the connecting rod sets has a first connecting rod and a second connecting rod, one end of the first connecting rod and the second connecting rod are pivoted, and the other of the first connecting rod One end is pivotally connected with the first drive shaft of the first motor, and the first and second connecting rods are driven to rotate through the first motor, and the other end of the second connecting rod is passed through a second spindle bolt Suppose it is limited to the second of the combined riser 轴孔。 Shaft hole.

Preferably, the first drive shaft linked by the first motor penetrates both sides of the drive end, and further includes two link sets, the two link sets are symmetrically arranged on both sides of the drive end, and the two links The rod group is pivotally connected with the first drive shaft by the other end of the first connecting rod, and then the other end of the second connecting rod is bolted and restricted to the second of the two combined vertical plates via the second spindle.轴孔。 Shaft hole.

Preferably, the first shaft hole is lower than the second shaft hole.

Preferably, the length of the first link is shorter than the length of the second link.

Preferably, the massage wheel set is provided with two limit discs on both sides of the massage end of the swing arm, the center of the two limit discs is sleeved with the second drive shaft of the second motor, and the two The limit discs are connected by at least one plate body to have a massage space, and one of the limit discs is combined to fix the massage end, and two massage rollers are respectively assembled in the massage spaces on both sides of the massage end. And the center is connected with the second drive shaft of the second motor to drive.

Preferably, the massage roller system is provided with a plurality of massage units in the ring between the two discs, and the massage units are all formed by an elastic band penetrating a plurality of massage balls.

Preferably, the massage wheel set further includes two cloth covers, and the two cloth covers are respectively covered outside the two limiting discs on both sides of the massage end.

Contrast with the effect of the prior art: the massage chair drives the first and second links via the first motor, and through the cooperation of the first and second links with the swing arm and the combined seat, the first link is formed Crank state, and link the second connecting rod to form a back-and-forth rocker arm state, so that the reciprocating swing of the swing arm can be achieved under the condition that the first motor continues to rotate forward, that is, no limit switch is required to control the first motor Forward and reverse not only can reduce the cost of structural assembly, and improve the convenience of structural assembly, on the other hand, it can also avoid the failure and damage of the first motor due to the forward and reverse switching. Helps improve the durability of the structure.

10: Chairs

11: Cushion

12: Chair frame

13: Combination seat

14: Combination vertical board

141: first shaft hole

142: second shaft hole

15: Combination Department

20: swing arm

21: Drive end

211: eccentric hole

22: Massage end

23: The first mandrel

24: The first motor

241: first drive shaft

25: second motor

251: second drive shaft

26: remote control

30: Massage wheels

31: Limit disc

32: Board body

33: Massage space

34: Massage roller

341: Disc

342: Massage Unit

35: Cloth cover

40: connecting rod group

41: The first link

42: second link

43: Axle bolt

44: second mandrel

[Figure 1] is a perspective view of the present invention.

[Figure 2] is an exploded view of the present invention.

[Figure 3] is a front view of the present invention.

[Figure 4] is a partial enlarged schematic view of the front view of the present invention.

[Figure 5] is a partial cross-sectional view of the massage wheel set of the present invention.

[Figure 6] is a schematic diagram (1) of continuous operation in the use state of the present invention.

[Figure 7] is a schematic diagram (2) of continuous operation in the use state of the present invention.

[Figure 8] is a schematic diagram (3) of continuous operation of the present invention in use.

[Figure 9] is a schematic diagram (4) of continuous operation in the use state of the present invention.

[Figure 10] is a schematic diagram (5) of continuous operation in the use state of the present invention.

In order to enable your reviewer to have a further understanding and understanding of the purpose, features and effects of the present invention, please cooperate with the following [simple description of the diagram] in detail as follows:

First of all, please refer to Figures 1, 2 and 3, a leg massage chair structure, which includes: a chair 10, a swing arm 20, a massage wheel group 30 and at least one linkage group 40, the chair The tool 10 has at least a cushion 11 and a chair frame 12 that supports the cushion 11. The bottom of the chair frame 12 is provided with a combined seat 13 relative to the front side of the cushion 11, and the combined seat 13 is composed of two combined vertical plates 14 to form a combination. Part 15 and the two combined vertical plates 14 are symmetrically provided with an eccentrically staggered first shaft hole 141 and a second shaft hole 142, the first shaft hole 141 and the second shaft hole 142 are not horizontal , And the first shaft hole 141 is low In the second shaft hole 142; the swing arm 20 has a drive end 21 and a massage end 22, the drive end 21 is installed on the combination portion 15 of the combination seat 13, and the drive end 21 is provided with an eccentric hole 211, The eccentric hole 211 is matched with a first spindle 23 pivoted to the first shaft hole 141 of the two combined vertical plates 14, and the driving end 21 is built-in a first motor 24, and the first motor 24 is linked with one The first drive shaft 241 passes through both sides of the drive end 21, and the position of the first drive shaft 241 is beyond the periphery of the two combined vertical plates 14. A second motor 25 is built in the massage end 22, and the second motor 25 A second drive shaft 251 is connected and passes through both sides of the massage end 22; the massage wheel set 30 is installed on both sides of the massage end 22 of the swing arm 20, and the massage wheel set 30 is connected to the massage of the swing arm 20 Two limit discs 31 are provided on both sides of the end 22. The center of the two limit discs 31 is sleeved with the second drive shaft 251 of the second motor 25, and the two limit discs 31 pass through at least one plate. The body 32 is connected to have a massage space 33, and one of the limiting discs 31 is combined to fix the massage end 22, and two massage rollers 34 are respectively assembled in the massage space 33 on both sides of the massage end 22, and The center is connected to the second drive shaft 251 of the second motor 25 to drive. The massage roller 34 is ringed between the two discs 341 and is provided with a plurality of massage units 342, and the massage units 342 are pierced by an elastic beam. It is formed by connecting a plurality of massage balls; at least one of the connecting rod group 40 has a first connecting rod 41 and a second connecting rod 42, and one end of the first connecting rod 41 and the second connecting rod 42 is connected by a shaft bolt 43 The other end of the first link 41 is pivotally connected with the first drive shaft 241 of the first motor 24, and the first and second links 41, 42 are driven to rotate through the first motor 24 The other end of the second connecting rod 42 is bolted to the second shaft hole 142 of the two combined vertical plates 14 via a second mandrel 44.

Preferably, the massage wheel set 30 further includes two cloth covers 35, and the two cloth covers 35 respectively cover the two limiting discs 31 on both sides of the massage end 22.

Preferably, the length of the first connecting rod 41 is shorter than the length of the second connecting rod 42.

For the composition of the structure, please refer to Figures 2, 3, 4, and 5. The swing arm 20 The drive end 21 is installed on the combination part 15 of the combination seat 13 and is assembled with two connecting rod groups 40. The drive end 21 is idling and pivoted on the two sets with an eccentric hole 211 and the first mandrel 23 The first shaft hole 141 of the vertical plate 14, and the first motor 24 built in the drive end 21 connects the first drive shaft 241 with the other end of the first link 41, and the second link 42 The other end is pivoted to the second shaft hole 142 of the two combined vertical plates 14 via the second spindle 44, whereby the swing arm 20 is mounted on the combined portion 15 with the driving end 21 and passes through the first motor 24 to drive the swing, the massage end 22 of the swing arm 20 is assembled with the massage wheel group 30, and is connected by the second drive shaft 251 of the second motor 25 to drive the two massage rollers 34 to rotate, and then use plural The massage unit 342 achieves the purpose of massage.

For the actual use state of the structure, please refer to Figs. 6-10. When the first motor 24 of the driving arm 20 drives the two connecting rod groups 40 through the first driving shaft 241, the second connecting rod 42 The other end is pivotally restricted by the second spindle 44 to the second shaft hole 142 of the two combined vertical plates 14. When the first connecting rod 41 is driven by the rotation of the first drive shaft 241, the second connecting rod 42 is to use the shaft bolt 43 as a fulcrum to form a rocker arm state, and then push the first link 41 and the first drive shaft 241 in the opposite direction, so that the drive end 21 of the swing arm 20 obtains a yaw power, and uses the second A mandrel 23 is a fulcrum to swing back and forth, so that the swing arm 20 continues to swing back and forth with the action of the rocker arm of the second link 42. At the same time, the second motor 25 of the massage end 22 is used to drive the massage wheel 30 for massage. Therefore, when the user rides on the chair 10 and hangs his legs naturally in front of the cushion 11, the swing arm 20 will reciprocate along the user’s thighs, inner knees and calves, and through the massage The wheel set 30 massages the leg muscles, relieves pressure, and when massages the calf, it can also lift the legs through the displacement path of the swing arm 20, and the weight of the feet can be completely dropped by the gravity force. The massage wheel set 30 can indeed achieve the purpose of massaging the calf muscles.

Furthermore, the swing arm 20 further controls the first motor 24 and the The operation of the second motor 25, as shown in Figure 1, enables the swing arm 20 to be operated through the remote controller 26 to cut and control the operation mode of the first motor 24, so as to have the effects of fixed-point massage and cyclic swing massage, and through Switching the operating power of the second motor 25 enables the massage wheel set 30 to have the speed adjustment, which is convenient for the user to switch to use, and helps to improve the practicability of the massage chair.

With the structure of the above specific embodiment, the following benefits can be obtained: the massage chair drives the first and second connecting rods 41, 42 through the first motor 24, and through the first and second connecting rods 41, 42 and The cooperation of the swing arm 20 and the combined seat 13 makes the first connecting rod 41 form a crank state, and links the second connecting rod 42 to form a back and forth rocker arm state, so that the first motor 24 can continue to rotate forward, To achieve the reciprocating swing of the swing arm 20, that is, there is no need to install a limit switch to control the forward and reverse rotation of the first motor 24. Not only can the structure assembly cost be reduced, and the structure assembly convenience can be improved, on the other hand, it can avoid the first The motor 24 is switched between the forward and reverse rotations and is damaged due to failure, which helps to improve the durability of the structure.

In summary, the present invention has indeed achieved a breakthrough structural design, and has an improved content of the invention. At the same time, it can achieve industrial applicability and progress. Moreover, the present invention has not been seen in any publications, and it is also novel. In accordance with the relevant provisions of the Patent Law, Yan filed an application for a patent for invention in accordance with the law, and I implore the Jun Bureau review committee to grant a legal patent.

Only the above is only a preferred embodiment of the present invention, and should not be used to limit the scope of implementation of the present invention; that is, all equal changes and modifications made in accordance with the scope of the patent application of the present invention shall still belong to the present invention. Covered by the patent.

10: Chairs

11: Cushion

12: Chair frame

13: Combination seat

14: Combination vertical board

141: first shaft hole

142: second shaft hole

15: Combination Department

20: swing arm

21: Drive end

211: eccentric hole

22: Massage end

23: The first mandrel

24: The first motor

241: first drive shaft

25: second motor

251: second drive shaft

30: Massage wheels

31: Limit disc

32: Board body

33: Massage space

34: Massage roller

341: Disc

342: Massage Unit

35: Cloth cover

40: connecting rod group

41: The first link

42: second link

43: Axle bolt

44: second mandrel

Claims (7)

A leg massage chair structure, which includes: A chair, the chair has at least a cushion and a chair frame supporting the cushion, the bottom of the chair frame is provided with a combined seat relative to the front side of the cushion, and the combined seat forms a combined part with two combined vertical plates, and 2. The combined vertical plate is symmetrically provided with an eccentrically staggered first shaft hole and a second shaft hole, and the first shaft hole and the second shaft hole are not horizontal; A swing arm, the swing arm has a driving end and a massage end, the driving end is installed in the combination part of the combination seat, and the driving end is provided with an eccentric hole, the eccentric hole is pivoted with a first spindle In the first shaft hole of the two combined vertical plates, a first motor is built in the driving end. The first motor is linked with a first driving shaft and passes through at least one side of the driving end. The first driving shaft The position is beyond the periphery of the two combined vertical plates, a second motor is built in the massage end, and the second motor is linked with a second drive shaft, and a massage wheel set is driven by the second drive shaft; At least one connecting rod group, at least one connecting rod group having a first connecting rod and a second connecting rod, one end of the first connecting rod and the second connecting rod are pivoted, and the first connecting rod The other end is pivotally connected with the first drive shaft of the first motor, and the first and second connecting rods are driven to rotate through the first motor, and the other end of the second connecting rod passes through a second spindle The bolts are limited to the second shaft holes of the two combined vertical plates. The leg massage chair structure according to claim 1, wherein the first driving shaft linked by the first motor penetrates both sides of the driving end, and further includes two connecting rod groups, and the two connecting rod groups are symmetrical groups Are arranged on both sides of the driving end, and the other end of the first connecting rod is connected to the two connecting rod groups It is pivotally connected with the first drive shaft, and the other end of the second link is bolted and restricted to the second shaft hole of the two combined vertical plates via the second mandrel. The leg massage chair structure according to claim 1, wherein the first shaft hole is lower than the second shaft hole. The leg massage chair structure according to claim 1, wherein the length of the first link is shorter than the length of the second link. The leg massage chair structure according to claim 1, wherein the massage wheel set is provided with two limit discs on both sides of the massage end of the swing arm, and the second limit disc is sleeved in the center of the second limit disc. The second drive shafts of the two motors, and the two limit discs are connected via at least one plate body to have a massage space, and one of the limit discs is combined to fix the massage end, and the two massage rollers are assembled separately In the massage space on both sides of the massage end, the center is connected with the second drive shaft of the second motor to drive. The leg massage chair structure according to claim 5, wherein the massage roller is provided with a plurality of massage units in the ring between the two discs, and the massage units are connected to the plurality of massage rollers with an elastic band constitute. The leg massage chair structure according to claim 5 or 6, wherein the massage wheel set further includes two cloth covers, and the two cloth covers are respectively covered outside the two limiting discs on both sides of the massage end.

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