JPH0739571A - Massaging machine - Google Patents

Abstract

PURPOSE:To allow users to select a good massaging position easily and in a short time by giving an operation switch which moves an ottoman, to a reclining lever which operates the back of a massaging chair. CONSTITUTION:The massaging chair, which is able to massage a person in a sitting position, is composed of a seat section 6 on which a person sits, a back 1 connected to one end of the seat 6 so that the back can freely stands and falls down, and an ottoman 3 connected to the other end of the seat 6 so that the ottoman freely moves forward and backward. The seat 6 and back 1 are connected to a frame 8, and the ottoman 3 is connected to the frame 8 via a link mechanism 9 including a gas spring 20 so that the ottoman can freely swing. An operation switch 4 is given to a reclining lever 2, when the switch 4 is turned on, the gas spring 20 is opened, and by this gas pressure, the ottoman 3 is moved forward via the link mechanism 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chair type massage machine.

[0002]

2. Description of the Related Art Heretofore, various chair type massage machines having a gas spring type reclining mechanism and a mechanical type Ottoman pulling mechanism (link type, screw type, etc.) have been provided.

[0003]

However, in the conventional example as described above, the reclining lever for operating the backrest and the lever (switch) for operating the ottoman are separated, so that the backrest and the ottoman are separated from each other. When operating, each lever had to be searched and operated, which made it difficult to operate the lever.

Further, when the ottoman is stored, there is a problem that the back side of the ottoman becomes a blind spot and there is a high risk that a child or an object is caught between the ottoman and the chair. The present invention is intended to solve the above problems, and an object of the present invention is to provide a massage machine that can easily perform the operation of the backrest and the operation of the ottoman without taking time and another object. However, an object of the present invention is to provide a massage machine that can be safely used without a child or an object being caught when the ottoman is stored.

[0005]

In order to achieve the above object, the present invention is provided with an operation switch 4 for pulling out and operating an ottoman 3 on a reclining lever 2 for operating a backrest 1 of a chair type massage machine A. is there. Further, according to the second aspect, the reclining function of the electric backrest 1 and the electric ottoman 3 are used.
In the chair-type massage machine A having the loading and unloading function, a sensor 5 for detecting an obstacle and stopping the storage operation when the ottoman 3 is stored is provided on the back side of the ottoman 3.

According to the third aspect of the present invention, in the chair-type massage machine A having the automatic reclining function of the backrest 1 and the automatic pulling function of the ottoman 3, the ottoman is operated only while the posture return switch is operated. 3 is a storage operation. Further, according to the fourth aspect, in the chair-type massage machine A having a function of electrically moving the Ottoman 3 in and out, the Ottoman 3 is provided which is detached when a certain amount of force is applied during the storing operation and a certain force is applied. It is a thing.

[0007]

Thus, the reclining lever 2 can be operated with one hand to easily perform the operation of the backrest 1 and the operation of the ottoman 3 at the same time, and a good massage posture can be selected in a short time. Further, when the ottoman 3 is stored, it is possible to prevent an accident that a human body or an object is caught, and it is possible to improve safety.

[0008]

The present invention will be described below in detail based on the illustrated embodiments. The massage machine according to the present invention is a chair-type massage machine A that can receive a massage in a seated state, and as shown in FIG. 1, a seat portion 6 for a user to sit on and a seat portion 6 that can be tilted up and down. The main body is composed of a backrest 1 attached to one end of the seat and an ottoman 3 attached to the other end of the seat 6 so as to be freely drawn.
Armrests 7 are provided at both ends of the seat portion 6, respectively.

FIGS. 1 to 4 show a manual type in which the backrest 1 is tilted and the ottoman 3 is moved in and out manually, and FIGS. 5 to 16 are used to tilt the backrest 1 and the ottoman. 3 is an electric type in which the operation of taking in and out is performed electrically. First, the manual type will be described in detail. As shown in FIGS. 2 and 3, the seat portion 6 and the backrest 1 are attached to the frame 8, and the ottoman 3 is attached to the link mechanism 9 attached to the frame 8.

A rail 1 is provided on the backrest 1 along the vertical direction.
0 is attached, and the massage roller 12 projecting to the front side of the backrest 1 moves along the rail 10. The massage roller 12 is moved by a massager 13 provided on the back side of the backrest 1, and the massager 13 moves up and down along the rail 10 together with the massage roller 12. There is. Here, the massage roller 12 and the treatment element 13 are covered with a cover 14 that covers the backrest 1, and are invisible from the outside. A connecting piece 15 is provided so as to project from the lower portion of the backrest 1, and the backrest 1 is attached to be tiltable by pivotally attaching the connecting piece 15 to the frame 8. One end of the reclining gas spring 16 is pivotally attached to the upper front end of the frame 8, and the other end is pivotally attached to the lower end of the backrest 1. The reclining of the backrest 1 is performed through the reclining gas spring 16. ing. A reclining lever 2 is provided so as to project from the lower part of the backrest 1 so as to project to the upper surface of the seat portion 6, and the reclining lever 2 can be operated to raise and lower the backrest 1. The reclining lever 2 is projected from the backrest 1 so that its end portion is axially attached to the fixing piece 17 protruding from the backrest 1, and the reclining lever 2 is attached to the reclining lever 2 so as to be adjacent to the axially attached portion with the backrest 1. One end of the reclining wire 18 is connected. The reclining wire 18 is for operating the reclining gas spring 16, and the reclining gas spring 16 operates in conjunction with the operation of the reclining wire 18 by the operation of the reclining lever 2.

The ottoman 3 is adapted to be projected forward so as to be in a substantially horizontal state while being rotated by a link mechanism 9, and a state in which the user is seated and the legs are extended forward and placed on the ottoman 3. You can get a vibration massage at. The link mechanism 9 is composed of a plurality of support arms 19 and a gas spring 20 for urging the support arms 19. The link mechanism 9 is extended by the operation switch 4 provided on the reclining lever 2. Has become.

As shown in FIG. 4, a hinge 22 is housed in the handle portion 21 of the reclining lever 2. The hinge 22 has a middle portion pivotally mounted and is rotatable, and a lower end thereof has a link mechanism. The ottoman wire 23 for operating the gas spring 20 that constitutes 9 is connected. The upper end of the hinge 22 is arranged opposite to the moving rod 24 that moves inward when the operation switch 4 is pushed in. When the operating switch 4 is pushed in and the moving rod 24 is projected into the handle portion 21, The upper end of the hinge 22 is pushed rearward by the moving rod 24, whereby the lower end of the hinge 22 moves forward, the ottoman wire 23 is pulled, and the gas spring 20 operates.

When the seat back 6 is seated, the reclining lever 2 is operated to position the backrest 1 at an arbitrary inclination angle, and at the same time, the operation switch 4 provided on the reclining lever 2 is operated to move the ottoman 3 It is possible to pull out and place the legs on the ottoman 3 to receive the massage of the legs by the ottoman 3 and the massage by the vertical movement of the massage roller 12 provided on the backrest 1 at the same time. Here, the operation of the backrest 1 is to perform reclining by pulling up the reclining lever 2 to open the gas spring 16 via the reclining wire 18, tilting the back backward and adding the weight to the backrest 1. . In this case, the gas spring 16 is compressed (pressurized). When the backrest 1 is returned to its original position, the backrest 1 is returned to the original state by gas pressure by separating the backrest 1 from the backrest 1 and pulling up the reclining lever 2 again.

Similarly, the operation of the ottoman 3 is performed by pressing the operation switch 4 provided on the reclining lever 2 to open the gas spring 20 for the ottoman and pulling out the ottoman 3 via the link mechanism 9 by gas pressure. Is. When the ottoman 3 is stored, the gas spring 20 is compressed (pressurized) by adding weight to the ottoman 3 while the operation switch 4 is pressed, and the ottoman 3 is stored. Here, the gas spring 20 is compressed to store the pressure at the time of the next withdrawal.

When performing a massage, the operation of the backrest 1 and the operation of the ottoman 3 can be performed simultaneously with one hand, which is convenient and easy to select a good massage posture in a short time. Is something that can be done. 5 to 9 show another embodiment in which the backrest 1 and the ottoman 3 are moved by electric power.

A switch 30 is provided on the inner surface of the armrest 7.
Is attached, and the switch 30 allows the backrest 1 and the ottoman 3 to be moved and massaged. In the figure, 31 is a control circuit (microcomputer). As shown in FIG. 5 (b), the switch 30 is provided with an on / off switch 32 and a full storage switch 33 as a posture return switch. When the on / off switch 32 is turned on, the ottoman 3 is pulled out. , The reclining of the backrest 1 is performed electrically, and then the massage is started. Next on / off switch 32
Turning on again will stop all operations on the spot. When the massage is finished, the storage switch 33 is turned on to move the treatment element 13 to the storage position, the ottoman 3 is stored, and the backrest 1 is lifted up to return to the initial state. Here, only the storing operation of the ottoman 3 is such that the ottoman 3 performs the storing operation only while pressing the all storing switch 33, and when the hand is released from the all storing switch 33, the storing operation is stopped. It is designed so that it cannot be stored and moved without people. That is, in the initial state shown in FIG.
By turning on 2, the backrest 1 and the ottoman 3 move as shown in FIG. 9 (b), and the massage part also moves to perform massage. Then, by pressing the all-storage switch 33, the backrest 1 and the ottoman 3 are stored as shown by the arrow in FIG. 9C, and the initial state is restored.

In this embodiment, the ottoman 3 and the backrest 1 are lift units 40 as shown in FIG.
It is designed to work with. The lift unit 40 is mainly configured by projecting a cylindrical body 43 from a casing 42 in which a worm wheel 41 is housed and arranged,
A main shaft 44 is rotatably mounted inside the cylindrical body 43.
The worm wheel 41 is connected to the end of the main shaft 44 facing the casing 42. When the worm wheel 41 is rotationally driven by the worm gear 46 that is rotationally driven by the motor 45, the worm wheel 41 rotates as the worm wheel 41 rotates. The main shaft 44 also rotates. A threaded portion 47 is provided on the outer peripheral surface of the main shaft 44 located in the tubular body 43, and a feed nut 48 is screwed to the threaded portion 47 in the tubular body 43. Feed nut 48 is key 49
By this, while being movable along the longitudinal direction of the cylindrical body 43, it is configured so as not to rotate with respect to the cylindrical body 43.
As the main shaft 44 rotates, it moves along the longitudinal direction of the main shaft 44. The tubular body 5 is attached to the feed nut 48.
One end of 0 is connected, and a bracket 51 is attached to the other end of the tubular body 50. 52 is casing 4
It is a bracket provided in 2. Reference numeral 53 is a stroke sensor.

When the motor 45 is rotated and the worm gear 46 is driven to rotate, the worm wheel 4 is rotated.
1 is rotationally driven, the main shaft 44 is rotationally driven with the rotation of the worm wheel 41, the feed nut 48 is moved in the longitudinal direction of the main shaft 44 by the rotation of the main shaft 44, and the bracket 51 together with the tubular body 43 is moved along with the tubular body 50. More protruding or cylinder 4
It is stored in 3 and this bracket 5
The movement of 1 allows the ottoman 3 to be taken in and out or the backrest 1 to be tilted.

On the back side of the ottoman 3, there is provided a sensor 5 which detects an obstacle when the ottoman 3 is stored and stops the storage operation. As shown in FIG. 8, the sensor 5 is an optical sensor light emitting section 5 provided at the bottom of the main body.
a and an optical sensor light receiving portion 5b attached to the back surface of the ottoman 3, and a portion indicated by an arrow B in FIG. 8 is a sensor sensing area. When there is a child or obstacle in the sensor detection area during the storage operation of the ottoman 3, the storage operation of the ottoman 3 is stopped to prevent the child or the obstacle from being caught between the ottoman 3 and the main body. It has become.

FIG. 10 shows still another embodiment, in which the ottoman 3 is disengaged from the link mechanism 9 when an object is sandwiched during a storage operation and a certain force is applied. In this way, children and objects are not pinched strongly and injured or damaged. Magnets 60 are provided on the back surface of the ottoman 3 and on the tips of the support arms 19 that form the link mechanism 9, and the magnets 60 are magnetically attached to each other.
Are detachably attached to the support arm 19. Therefore, when there is a child or an object between the ottoman 3 and the main body when the ottoman 3 is moving in the closing direction, the ottoman 3 will once hit the child or the object, but the ottoman 3 is linked by the link mechanism 9. When it moves in the closing direction, the magnet 60 demagnetizes the ottoman 3 and the support link 19, and the ottoman 3 comes off the link mechanism 9. Here, since the mounting direction of the legs is opposite to the mounting / removing direction, the ottoman 3 will not come off even if the force for mounting the legs is applied to the ottoman 3 during use. In other words, the ottoman 3 is detached only when a foreign substance enters between the ottoman 3 and the main body during the storage operation of the ottoman 3. Here, the magnet 60 may be arranged on either one of the support arm 19 or the back surface of the ottoman 3, and the metal plate may be arranged on the other.

FIG. 11 shows the ottoman 3 forcibly removed and used for massage of the sole of the foot. FIG. 12 shows still another embodiment, in which the shape of the rail 10 on which the massage roller 12 travels can be changed. As shown in FIG. 13, one rail 10a on which a rack 70 is formed and the other rail 10b, 1
By rotating 0c, the bending rate of the rail 10 can be changed, and a more effective massage can be obtained according to the bending of the back of the user who receives the massage.

Also, as shown in FIG. 14, the backrest 1
An air bag 80 is provided in the air bag. In this case, the air bag 80 is normally filled with air, and when the air bag 80 of the backrest 1 is not subjected to a load equal to or higher than the set pressure during treatment, it is determined that the child is a child or the like. The safety of the child or the like is ensured from the treatment element 13 without removing the air of 80. On the contrary, when an adult is leaning against the backrest 1, if a load equal to or higher than the set pressure is applied, air is released and a normal massage is performed. Here, the treatment child 1
When 3 becomes close to the horizontal state due to reclining, the treatment element 13 is overloaded with the human body, and the treatment element 13 is damaged. Therefore, when the reclining angle exceeds a certain value, the operation of the treatment element 13 is stopped and the treatment element 13 is protected. Specifically, in FIG. 14, the backrest 1 reclines to the position of D,
The operation of the treatment element 13 is stopped when the position c is exceeded.

Further, as shown in FIGS. 15 and 16, a sensor 90 and an air damper 91 are provided on the back surface of the ottoman 3 to detect the pressure when a child or an object is caught during the storage operation of the ottoman 3. Air damper 91
Is prevented from bulging and the ottoman 3 is prevented from being lifted down. A receiving plate 92 is in contact with the inflated air damper 91.

[0024]

As described above, according to the present invention, since the reclining lever for operating the chair-type massage machine is provided with the operation switch for pulling out and operating the ottoman, the operation of the backrest and the operation of the ottoman can be easily performed with one hand. It can be performed at the same time, is convenient, and can select a good massage posture in a short time.

According to the present invention, in a chair-type massage machine having an electric backrest reclining function and an electric ottoman take-in / out function, an obstacle is detected and stored when the ottoman is stored. Since the sensor that stops the operation is provided on the back side of the ottoman, it is possible to prevent a human body or an object from being caught when the ottoman is stored, and it is possible to improve safety.

According to the third aspect of the present invention, in the chair type massage machine having the automatic reclining function of the backrest and the automatic pulling-out function of the ottoman, the ottoman retracts only while the posture return switch is operated. Therefore, the ottoman can be stored only when the switch is continuously operated, so that the ottoman can always be operated with a person and the trapping accident can be prevented.

According to the fourth aspect of the present invention, in a chair-type massage machine having an electric ottoman withdrawal function, the ottoman is disengaged when a certain amount of force is applied during storage and a force is applied. Therefore, if a human body or object is caught when the ottoman is stored, the ottoman will not come off and the human body or object will not be caught for a long time, and it is possible to prevent accidents due to the trapping. It is a thing. Also. It is also possible to use it with the ottoman removed.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a partially omitted plan view showing an attached state of an ottoman.

3 (a) and 3 (b) are partially omitted side views showing operating states of an ottoman and a backrest.

FIG. 4 shows a reclining lever,
(A) is sectional drawing, (b) is a left side view, (c) is a right side view.

5A and 5B show another embodiment, wherein FIG. 5A is a perspective view, and FIG. 5B is an enlarged front view of a portion B in FIG. 5A.

FIG. 6 is a side view showing the internal configuration of the above.

7A and 7B show a lift unit for operating an ottoman, in which FIG. 7A is a front view and FIG. 7B is a sectional view.

FIG. 8 is a side view showing a mounted state of the sensor.

9 (a), (b) and (c) are side views showing operating states of a backrest and an ottoman.

10A and 10B are views showing an attached state of the ottoman, in which FIG. 10A is a side view with a part thereof omitted, and FIG. 10B is a perspective view.

FIG. 11 is an explanatory diagram illustrating another usage state.

12A and 12B show an internal configuration in another embodiment, FIG. 12A is a side view and FIG. 12B is a partial side view.

FIG. 13 is a view showing a rail portion, (a) is an enlarged front view, and (b) is an enlarged plan view.

FIG. 14 is a side view showing still another embodiment.

FIG. 15 is a side view showing an operating state of the above.

FIG. 16 is a partially enlarged view showing a mounting state of the air damper.

[Explanation of symbols]

 A Chair type massage machine 1 Backrest 2 Reclining lever 3 Ottoman 4 Operation switch 5 Sensor

Claims (4)

[Claims] 1. A massage machine comprising a reclining lever for operating a backrest of a chair type massage machine and an operation switch for pulling out and operating an ottoman. 2. In a chair-type massage machine having an electric backrest reclining function and an electric ottoman withdrawal function, a sensor for detecting an obstacle when the ottoman is stored and stopping the storage operation is provided on the back side of the ottoman. A massage machine equipped. 3. A chair-type massage machine having an automatic reclining function of a backrest and an automatic ottoman withdrawing function, wherein the ottoman is retracted only while a posture return switch is operated. Machine. 4. A chair-type massage machine having an electric ottoman loading / unloading function, characterized by comprising an ottoman that holds an object during a storage operation and disengages when a certain force is applied.