JP5116318B2 - Chair massage machine - Google Patents

Description

  The present invention provides a shin treatment part for treating a shin part of a human body leg part and a foot tip treatment part for treating a foot part of a human body leg part on a footrest part provided so as to be able to appear and retract at a front end of a seat part. The present invention relates to a chair-type massage machine that is provided so that each interval between a seat portion, a shin treatment portion, and a toe treatment portion can be expanded and contracted by an expansion / contraction mechanism.

  Conventionally, a chair-type massage machine has a structure in which a pressure stimulus is applied to the back of a user mainly by the operation of a treatment element that can be moved up and down on a backrest part. In addition to providing a footrest, a treatment roller or treatment element, or an inflatable bag such as an air bag is provided on the footrest, and the legs of the user placed on the footrest are treated. There are also many products on the market that can be used.

  Furthermore, recently, a technique in which a mechanism that can cope with individual differences in the length of the legs of the user is provided on the footrest has been developed and already disclosed.

  For example, as shown in FIGS. 10 to 12, a chair type massage machine 1 in which a footrest 4 is arranged on the front side of the seat portion 2 has already been disclosed, but the footrest 4 of the chair type massage machine 1 is a subject to be treated. A calf resting member 4a for supporting the calf calf and a foot resting member 4b for supporting the sole of the user and the rear part of the heel.

  Each of the calf placing member 4a and the foot placing member 4b is provided with a plurality of air bags, and the air bags are inflated or contracted by air supply / exhaust from a gas supply / exhaust device including a pump and a valve. It is configured.

  And by these structures, when a user sits down, this air bag can repeat expansion | swelling and shrinkage | contraction, and, thereby, a user's calf, a sole, and a heel (heel) A pressing stimulus is given to the rear part.

  Further, the calf resting member 4a and the foot resting member 4b of the footrest 4 are attached to the telescopic mechanism 4c as shown in FIG. 12, and can move relative to each other so as to be close to or away from each other.

  That is, the expansion / contraction mechanism 4c is mainly configured by an upper member 45 that is pivotally connected at the front end of the seat portion 2, an intermediate member 46, and a lower member 47, and is an expansion / contraction that is a pantograph mechanism in which three rhombuses are continuous. An arm 51 is provided.

  Therefore, when the footrest 4 extends, the upper member 45 is separated from the seat 2 and the intermediate member 46 is separated from the upper member 45, and at the same time, the lower member 47 is also separated from the intermediate member 46.

Furthermore, the motor 56 is driven in accordance with a control signal by an operation input at the operation portion of the user so that the footrest 4 is expanded and contracted, whereby the seating surface 2b of the sole support surface 37 and the heel support surface 38 is obtained. Accordingly, the user can adjust the separation distance by adjusting the sole support surface 37 to the length of his / her leg by the operation unit.
JP 2004-215938 A (FIGS. 1 and 4 on page 15 and FIG. 13 on page 18)

  By the way, the chair type massage machine provided with the expansion / contraction mechanism for accommodating the length of the leg of the user as described above employs a pantograph mechanism as the expansion / contraction mechanism, and this pantograph mechanism is a rod-shaped or long plate. Each arm member and a rotating part for connecting the arm members to each other so as to be rotatable at the tip. The pantograph mechanism disclosed in the above-mentioned known example is a series of three rhombuses. In this case, it is necessary to provide at least eight arm members as described above and ten rotating portions.

  Such a pantograph mechanism must be provided with a large number of arm members and rotating parts, which are its constituent parts, so that bending, frictional resistance, etc. are likely to occur, and a wasteful load is applied to the telescopic mechanism itself during operation. There are concerns about problems such as unpleasant noise and malfunctions.

  For this reason, when a motor is employed as the drive source of the expansion / contraction mechanism, a loss of power transmitted from the motor occurs due to the above problem.

  Therefore, in order to compensate for such power loss, it is necessary to mount a relatively large motor that can supply a larger amount of power, saving power in the chair-type massage machine, and reducing the size of the footrest. It was not suitable for making it lighter or lighter.

  Therefore, the present invention has been made to solve the above-mentioned problems, and by reducing the number of necessary parts constituting the extension mechanism of the footrest as much as possible, it is possible to reduce the frictional resistance and load during the extension operation. In order to improve the quietness and prevent failure etc. by suppressing as much as possible, when the expansion / contraction drive in the expansion / contraction mechanism is performed by a motor, the power transmission efficiency of the motor is improved and the power saving of the chair type massage machine is reduced. It aims at providing the chair type massage machine suitable for size reduction or weight reduction of a footrest part.

  That is, the chair type massage machine of the present invention has a seat part and a footrest part supported by a support frame body that is slidably connected at the front end of the seat part. In addition to providing a shin treatment part for treating the foot and a foot tip treatment part for treating the toes of the human body leg, each interval between the seat part, the shin treatment part, and the toe treatment part can be expanded and contracted by an extension mechanism. The chair-type massage machine includes the telescopic mechanism, the rear member that pivotally supports the support frame body at the front end of the seat portion, and the rear member that is slidably connected. An intermediate member that supports the shin treatment portion, and a front member that is slidably connected to the intermediate member and supports the foot treatment portion, and each of the rear member and the front member. An engagement lane is provided, and the intermediate member is Is interposed as to engage the engaging lane is assumed that is provided rollable Utatedogakarigo member.

  In the chair type massage machine of the present invention, the engagement lane is a rack, and the rolling engagement member is a pinion.

  Furthermore, the chair type massage machine of the present invention is configured such that the rolling engagement member is rolled by the power of a motor provided on the intermediate member.

  Furthermore, the chair type massage machine of the present invention is configured such that the ratio of the sliding distance of the intermediate member with respect to the rear member and the sliding distance of the front member with respect to the rear member becomes 1: 2.

  Therefore, the chair-type massage machine of the present invention is a chair-type massage machine in which each interval between the seat portion, the shin treatment portion, and the toe treatment portion can be expanded and contracted by an expansion / contraction mechanism, and the support frame is used as the expansion / contraction mechanism. A rear member pivotally supported at the front end of the seat, an intermediate member slidably connected to the rear member to support the shin treatment portion, and a slidably connected to the intermediate member A rolling member that includes a front member that supports the treatment portion, and that has an engagement lane on each of the rear member and the front member, and that can roll while being engaged with the engagement lane. Since the engagement lanes and the rolling engagement members respectively provided in the rear member and the front member are directly engaged with each other, the feet are configured so that the foot is configured. Configure the extension mechanism By suppressing the essential number of parts as much as possible, it is suppressed generation of a conventional problem occurring bending or friction resistance, it is possible to prevent such improvement in quietness and failure.

  In addition, it is possible to save the power of the chair type massage machine by suppressing the loss of power transmitted from the motor as the drive source of the telescopic mechanism.

  Furthermore, since the structure of the expansion / contraction mechanism is configured to be as compact as possible, the footrest portion of the chair type massage machine can be reduced in size or weight.

  Moreover, since the chair type massage machine of the present invention is configured such that the engagement lane is a rack and the rolling engagement member is a pinion, a reliable, accurate and quiet engagement is realized in the pinion and the rack. it can.

  Furthermore, since the chair type massage machine of the present invention is configured to roll the rolling engagement member by the power of the motor provided in the intermediate member, the rotational power of the motor in the telescopic mechanism is reduced. An expansion / contraction mechanism with significantly improved transmission efficiency as compared with the prior art can be realized, and the rolling engagement member is independently moved by the motor by the rotation of the intermediate member relative to the rear member and the front portion relative to the intermediate member. Since the movement of the member is performed at the same time, the motor in the telescopic mechanism can be unified.

  Further, when the rolling engagement member moves on the engagement lane of the rear member by the motor, the intermediate member moves with the front member and the rolling engagement member moves in the engagement lane of the front member. Since it pushes out further in the direction, the moving efficiency of the front member relative to the rear member with respect to the rotation of the rolling engagement member can be improved.

  Furthermore, the chair type massage machine of the present invention is configured such that the ratio of the sliding distance of the intermediate member with respect to the rear member and the sliding distance of the front member with respect to the rear member is configured as 1: 2. Regardless of the difference in the length of the leg portion, it is possible to always perform treatment at the appropriate treatment points in the shin treatment portion and the foot tip treatment portion.

  Below, the chair type massage machine of this invention is demonstrated in detail based on one Embodiment shown on drawing. FIG. 1 is a perspective view showing an embodiment of a chair type in the chair type massage machine of the present invention, and FIG. 2 is a use state diagram showing an embodiment of the chair type in the chair type massage machine of the present invention. 3 is an explanatory diagram of a simple structure on the right side showing an embodiment of a footrest part in the chair type massage machine of the present invention, and FIG. 4 shows an embodiment of an extension / contraction operation of the footrest part in the chair type massage machine of the present invention. FIG. 5 is an explanatory diagram of an embodiment showing that the footrest portion in the chair type massage machine of the present invention corresponds to individual differences of the user. FIG. 6 is an explanatory right side view showing an embodiment of the internal structure of the footrest part of the chair type massage machine of the present invention, and FIG. 7 shows the interior of the chair type massage machine of the present invention in a state where the footrest part is extended. FIG. 8 is a right side explanatory view showing an embodiment of the structure, FIG. 8 is a front explanatory view showing an embodiment of an internal structure in a footrest portion of the chair type massage machine of the present invention, and FIG. 9 is a chair of the present invention. It is front explanatory drawing which shows one Embodiment of the internal structure in the state which extended | stretched the footrest part of the type massage machine. 10 to 12 are reference diagrams showing the prior art.

  That is, as shown in the embodiment of FIGS. 1 and 2, the chair type massage machine of the present invention has a backrest portion 12 a connected to the rear side of the seat portion 11 a together with the seat portion 11 a, and a seat portion. It is the chair type massage machine 1a comprised from the footrest part 13a connected so that it could protrude to the front and back in the front end of 11a.

  In addition, armrest portions 14a are provided upright on both sides of the seat portion 11a, and side wall portions 2a protruding forward are provided on the left and right sides of the backrest portion 12a.

  As shown in FIG. 1, the backrest portion 12a is provided with a vertically movable treatment element mechanism 3a having a pair of left and right treatment elements 31a at the center thereof. The treatment element mechanism 3a moves up and down from the upper end to the lower end of the backrest portion 12a along a pair of left and right guide rails 32a provided on the left and right sides of the backrest portion 12a.

  The pair of left and right treatment elements 31a is a mechanical chair type massage mechanism using a motor or the like as a driving source, and covers the entire back surface of the neck, back, waist, buttocks, etc. of the user who is drowned in the backrest 12a. The treatment is performed in various forms such as tapping, itching, rolling, vibration, and acupressure.

  Further, in each predetermined position of the chair type massage machine 1a, an inflatable bag 4a that can be repeatedly expanded and contracted by air supply and exhaust is buried. The inflating and deflating bag 4a is inflated and deflated by air supply / exhaust by an air supply / exhaust device 41a including an air compressor and a distributor for distributing air to each of the inflating and deflating bags 4a. The device 41a is disposed in a lower space of the seat portion 11a.

  The expansion / contraction operation of each expansion / contraction bag 4a by the air supply / exhaust device 41a can press a predetermined treatment site of the user, perform acupressure, and the like. When the compressed bag 4a is provided, treatment such as pinching can be performed. When the inflatable bag 4a is kept in an inflated state, it is possible to hold a predetermined part of the user for a certain period of time.

  The chair-type massage machine 1a is provided with inflatable bags 4a on the upper and lower sides of the backrest portion 12a, respectively, so as to press the back and waist of the user or to sandwich the pressure from both the left and right sides. It is configured to perform appropriate treatment.

  In addition, in the seat portion 11a, expansion and contraction bags 4a for the heel portion and the thigh portion are respectively embedded on the rear side, and treatment is performed mainly by pressing from below to above.

  Each of the footrests 13a is formed with a pair of left and right recesses into which a shin part or a toe part, which is a leg part of a human body, is respectively inserted, and an inflatable bag 4a is provided as a pair of left and right in each recess. It is provided so that the pinching treatment is performed on the shin part and the toe part of the human body inside the recess. The structure of the footrest portion 13a will be described in detail later.

  On the upper part of the left and right armrest portions 14a, arm holding portions 15a that form concave portions for inserting and holding human hands and forearms as needed can be provided. In the case of FIG. 1, the inflatable and deflate bags 4a are provided in the upper and lower sides inside the arm holding portion 15a so as to carry out the clamping treatment for the human hand and the forearm inside the recess.

  The left and right side wall portions 2a are disposed at positions on the side of the shoulder or upper arm of the user sitting on the seat portion 11a, and the left and right side wall portions 2a are respectively inflated on the inner side surfaces of the left and right side wall portions 2a. The compressed bag 4a is embedded in a parallel state. Since these polymerized inflatable bags 4a and 4a have only their base ends attached to the base end of the side wall portion 2a, the polymerized inflatable and inflatable bags 4a and 4a expand in a fan shape when inflated, and the side of the body of the user Covering the front of the body while pinching.

  Therefore, the inflatable bag 4a of the left and right side wall portions 2a can not only treat the body side portion by inflating and deflating operations, but if the inflated state is maintained for a certain time, the body of the user can be backrested. It is possible to hold firmly so as not to be separated from the portion 12a, and it is possible to effectively receive treatment from the back by the treatment element 31a of the treatment element mechanism 3a while the body of the user is fixed. It becomes.

  The footrest portion 13a of the chair type massage machine 1a according to the present invention will be described in more detail below. As shown in the embodiment of FIG. 1, a concave portion for treating a human shin portion is formed in the width direction as shown in the embodiment of FIG. It comprises a shin treatment part 131a provided on each of the left and right sides, and a foot treatment part 132a provided with recesses for treating the human toes located at the lower part of the shin treatment part 131a on the left and right sides in the width direction, The inflatable and deflating bags 4a as described above are provided on the left and right sides in the respective recesses of the shin treatment part 131a and the toe treatment part 132a. In addition, the expansion / contraction bag 4a can be provided also in each recessed part bottom part suitably.

  Further, as shown in FIG. 3, the footrest portion 13a is supported by a support frame body 5a, and the support frame body 5a is mainly configured by a rear member 51a, an intermediate member 52a, and a front member 53a. Yes.

  The rear member 51a is connected to the seat portion 11a via a rotating portion 133a so that an end portion thereof and a front end portion of a lower seat portion frame 111a located below the seat portion 11a can be rotated. Thereby, as described above, the footrest portion 13a can be turned up and down with respect to the seat portion 11a.

  This vertical rotation may be manual or automatic. However, when automatic, an actuator (not shown) using an electric motor as a power source can be applied.

  The intermediate member 52a supports the shin treatment part 131a, and the front member 53a fixedly supports the foot treatment part 132a.

  As shown in FIG. 3, the footrest portion 13a has a telescopic mechanism for allowing the rear member 51a, the intermediate member 52a, and the front member 53a of the support frame body 5a to approach and separate from each other. 6a is provided. That is, as the telescopic mechanism 6a, a rear member-side engagement lane 61a made of a rack is provided on the lower front surface of the rear member 51a, and a rolling engagement member 62a made of a pinion is provided in the middle of the rear surface of the intermediate member 52a. An engagement lane 63a on the front member side made of a rack is provided on the upper rear surface of the member 53a, and the rolling engagement member 62a is engaged with the engagement lane 61a on the rear member side and the engagement on the front member side. It meshes with each of the lanes 63a.

  FIG. 4 shows a state in which the footrest portion 13a protrudes forward, and a force in the length direction of the human foot is applied to the shin treatment portion 131a or the toe treatment portion 132a, or If the rolling engagement member 62a is rotated, the rolling engagement member 62a rotates in the length direction of the human foot and moves with the shin treatment portion 131a on the engagement lane 61a on the rear member side. When proceeding the distance L1, the shin treatment part 131a moves in the length direction of the foot of the human body at a movement distance L2 that is the same distance as the movement distance L1.

  Furthermore, since the rolling engagement member 62a meshes with the engagement lane 63a on the front member side, the foot tip treatment portion 132a also moves in the length direction of the human foot with the movement of the shin treatment portion 131a. At the same time, the rolling engagement member 62a is configured to push out the engagement lane 63a on the front member side in the length direction of the foot of the human body by its rotation. The toe treatment part 132a moves the moving distance L3 to which the distance of pushing the relative limbs of the human body in the engagement lane 63a on the front member side is added.

  In the configuration shown in the drawing, the movement distance L2 of the shin treatment part 131a and the movement distance L3 of the foot tip treatment part 132a are in a ratio of 1: 2.

  6 to 9, a specific configuration related to the telescopic mechanism 6a of the footrest portion 13a will be described. As shown in FIGS. 6 and 8, the rear member 51a is provided with vertical frames 511a provided in the vertical direction at both left and right ends, and a plurality of horizontal frames 512a that firmly connect the left and right vertical frames 511a in the vertical direction. Constructed in parallel.

  In addition, at the upper ends of the left and right vertical frames 511a, the rotation portions 133a for the footrest portion 13a to move in and out with respect to the seat portion 11a are respectively positioned.

  As shown in FIGS. 6 and 8, the intermediate member 52a is provided with an upper horizontal frame 521a at the upper end and a lower horizontal frame 522a at the lower end, and the upper horizontal frame 521a and the lower horizontal frame 522a are firmly fixed vertically. A plate-like central plate frame 523a to be connected is provided.

  Further, as shown in FIGS. 6 and 8, the front member 53a is provided with an annular bottom frame 531a having an annular frame at the bottom thereof.

  A pair of left and right slide coupling mechanisms 54a are provided between the rear member 51a and the intermediate member 52a, and between the intermediate member 52a and the front member 53a. 52a is slidably connected in the length direction of the human foot, and the front member 53a is similarly slidably connected to the intermediate member 52a.

  6 and 8, the expansion / contraction mechanism 6a is provided as in the configuration shown in FIG. That is, in the vicinity of the lower center of the rear member 51a, a pair of left and right engagement lanes 61a are provided at regular intervals in the length direction of the human foot, and the annular member provided on the front member 53a. The engagement lanes 63a are respectively provided on the upper rear surfaces of a pair of left and right upright frames 532a which are erected from the central rear end of the bottom frame 531a toward the intermediate member 52a, and are engaged with the engagement lanes 61a. The rolling engagement member 62a provided on the intermediate member 52a is engaged with the lane 63a.

  Further, the embodiment shown in FIGS. 6 and 8 has a configuration in which a driving motor 64a is provided in the expansion / contraction mechanism 6a, and the expansion / contraction of the expansion / contraction mechanism 6a is driven by the motor 64a. In the case of the drawings, as an example, the motor 64a is provided below the center plate frame 523a of the intermediate member 52a.

  Further, a speed change mechanism 65a for transmitting the rotation of the motor 64a is provided adjacent to the motor 64a, and the rotation of the motor 64a is transmitted to the rolling engagement member 62a via the speed change mechanism 65a.

  Regarding the drive control of the motor 64a, a control means (not shown) such as an electronic circuit processes an input signal from an operation unit (not shown) operated by a user or a control signal based on a built-in program. To do.

  Thus, by configuring the telescopic mechanism 6a in the footrest part 13a, the shin treatment part 131a according to the user's desire or according to body characteristics such as individual differences of the user's legs. And the said foot tip treatment part 132a is moved to the position suitable for treatment.

  For example, as shown in FIG. 5, regardless of the length of the leg portion of the user, the appropriate treatment points P in the shin treatment portion 131a and the foot tip treatment portion 132a are always maintained. .

  In addition, the distance between the shin treatment part 131a and the toe treatment part 132a is automatically changed by the motor 64a, and the treatment point on the user's shin part is gradually displaced while the entire shin part is removed. You may make it feel free to massage.

  Further, the telescopic mechanism 6a in the footrest portion 13a is such that the rotation of the rolling engagement member 62a by the motor 64a is directly on the engagement lane 61a on the rear member 51a side and on the front member 53a side. Since it is configured to be transmitted to the engagement lanes 63a, the transmission efficiency of the rotational power of the motor 64a in the expansion / contraction mechanism 6a can be improved, and the expansion / contraction mechanism 6a as a whole has a simple structure, and A configuration with a small number of parts can be obtained.

It is a perspective view which shows one Embodiment of the chair type | mold in the chair type massage machine of this invention. It is a use condition figure showing one embodiment of a chair type in a chair type massage machine of the present invention. It is right side simple structure explanatory drawing which shows one Embodiment of the footrest part in the chair type massage machine of this invention. It is right side simple structure explanatory drawing which shows one Embodiment of the expansion-contraction operation | movement of the footrest part in the chair type massage machine of this invention. It is explanatory drawing of one Embodiment which shows that the footrest part in the chair type massage machine of this invention respond | corresponds to a user's individual difference. It is right side explanatory drawing which shows one Embodiment of the internal structure in the footrest part of the chair type massage machine of this invention. It is right side explanatory drawing which shows one Embodiment of the internal structure in the state which extended | stretched the footrest part of the chair type massage machine of this invention. It is front explanatory drawing which shows one Embodiment of the internal structure in the footrest part of the chair type massage machine of this invention. It is front explanatory drawing which shows one Embodiment of the internal structure in the state which extended | stretched the footrest part of the chair type massage machine of this invention. It is a reference figure which shows a prior art. It is a reference figure which shows a prior art. It is a reference figure which shows a prior art.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1a Chair type massage machine 11a Seat part 111a Lower frame of seat part 12a Backrest part 13a Footrest part 131a Thigh treatment part 132a Foot treatment part 133a Rotation part 14a Armrest part 15a Arm holding part 2a Side wall part 3a Treatment element mechanism 31a Treatment element 32a Guide rail 4a Expansion / contraction bag 41a Air supply / discharge device 5a Support frame 51a Rear member 511a Vertical frame 512a Horizontal frame 52a Intermediate member 521a Upper horizontal frame 522a Lower horizontal frame 523a Central plate frame 53a Front member 531a Upright bottom frame 532a Frame 54a Slide coupling mechanism 6a Telescopic mechanism 61a Engagement lane 62a Rolling engagement member 63a Engagement lane 64a Motor 65a Transmission mechanism L1 Movement distance L2 Movement distance L3 Movement distance
P treatment points

Claims (4)

A tibial treatment part and a human body having a seat part and a footrest part supported by a support frame body that is removably connected at a front end of the seat part, and treating the shin part of a human body leg part on the footrest part A chair type massage machine provided with a foot treatment part for treating the foot of the leg part, and capable of extending and contracting each interval between the seat part, the shin treatment part and the foot treatment part by an extension mechanism,
The chair-type massage machine includes the telescopic mechanism, a rear member in which the support frame is pivotally supported at the front end of the seat portion, and an intermediate member that supports the shin treatment portion by slidably connecting the rear member. And a front member that is slidably connected to the intermediate member and supports the foot treatment section, and
Each of the rear member and the front member is provided with an engagement lane, and the intermediate member is provided with a rolling engagement member that is interposed so as to be able to engage with each of the engagement lanes. The
A chair type massage machine configured to roll the rolling engagement member by the power of a motor provided in the intermediate member .
The chair type massage machine according to claim 1, wherein the engagement lane is a rack and the rolling engagement member is a pinion.
Near the lower center of the rear member, a pair of left and right engagement lanes are provided at regular intervals in the length direction of the human foot,
The chair according to claim 1 or 2 , wherein a transmission mechanism for transmitting the rotation of the motor is provided adjacent to the motor, and the rotation of the motor is transmitted to the rolling engagement member via the transmission mechanism. Massage machine.
  The chair according to any one of claims 1 to 3, wherein a ratio of a sliding distance of the intermediate member with respect to the rear member and a sliding distance of the front member with respect to the rear member is set to 1: 2. Massage machine.

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