JP2018023861A - Lower back ache prevention tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a lower back ache prevention tool that can be easily carried around, prevents occurrence of a lower back ache, and reduces the occurrence of a lower back ache.SOLUTION: A lower back ache prevention tool 2 is used by being placed on a seat having a seat part and a back part each of which has a recession includes. The lower back ache prevention tool 2 includes: a seat side plate 3 to be placed on the seat part; a back side plate 4 to be abutted to the back part; and hinges 5 for connecting both the plates 3, 4 and opening/closing both the plates 3, 4 so as to be swingable. Both the plates 3, 4 are constituted by a hard material. The seat side plate 3 is placed on the seat part 7 of the seat 6 when the tool is used. A seat side part is fitted into the recession of the seat part so as to prevent movement. The back side plate 4 is set against the back part. Then, a user is seated on the seat side plate 3.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a lumbago prevention device used by being placed on a seat or chair having a seat portion and a back portion.

  Conventionally, as a back pain treatment chair that treats back pain, a pair of armrests that can be adjusted up and down and can be opened and closed left and right, a waist rest that is attached to this armrest via a joint, and the waist rest is the lower part of the patient's rib There is known a device provided with a tightening device that is fastened and fixed in the vicinity and an adjustment cylinder that adjusts the height of the seat (see Patent Document 1). This back pain treatment chair supports a patient with a back support, lowers the seat, floats in the air, and forces the spine straightly by its own weight.

JP-A-11-212257

  However, the conventional low back pain treatment chair cannot be carried anywhere, for example, when sitting on a seat and driving a vehicle for a long time or sitting on a chair and working for a long time, resulting in low back pain. You must go to the facility or place where the treatment chair is located. During that time, there is a problem that you have to endure back pain. For this reason, to prevent back pain in advance when driving the vehicle for a long time or sitting on a chair for a long time, avoid long driving and work, take rest and exercise to prevent back pain. There is a problem that work efficiency is poor.

  The present invention has been made to solve the above-mentioned problems, and can be carried anywhere with a simple structure, prevents the occurrence of low back pain, sits on a chair for a long time, or performs a long time. The object is to provide a low back pain prevention device that does not easily cause low back pain when driving.

  A back pain prevention device according to claim 1 of the present invention is a back pain prevention device that is used by being placed on a seat or chair having a seat portion and a back portion in which a recessed portion is formed, and is placed on the seat portion. A seat side portion, and a back side portion connected to the back portion through the seat side portion and the swinging portion. The seat side portion and the back side portion are swingably displaced, and the seat side The seat portion and the back portion are formed in a hard plate shape, and the seat side portion is fitted into the recessed portion of the seat portion to make it difficult to move.

  The lower back pain prevention device according to claim 1 of the present invention is a lower back pain prevention device that is used by being placed on a seat or chair having a seat portion and a back portion in which a recessed portion is formed, and is placed on the seat portion. A seat side portion, and a back side portion connected to the back portion through the seat side portion and the swinging portion. The seat side portion and the back side portion are swingably displaced, and the seat side Since the seat and the back side part are formed in a hard plate shape, and this seat side part is fitted into the recessed part of the seat part to make it difficult to move, carry it to the seat or chair where the back pain prevention device is scheduled to be used, Place the seat side on the seat of this seat or chair, put the back side against the back, hit the user on the seat side, and the user will rest on the seat side where the buttocks are hard, You will sit with your back hitting the hard back. For this reason, a user's buttocks always hits a hard seat side, and the back also does not sink by hitting the hard back side supported by the back. Therefore, the person sits with his / her spine upright physiologically, the burden on the lower back is reduced, and lower back pain is less likely to occur.

  The lower back pain prevention device according to claim 2 of the present invention is configured such that the seat side portion and the back side portion are formed of separate flat plates, and the seat side plate and the back side plate are connected by an opening / closing means. It is a feature.

  The lower back pain prevention device according to claim 3 of the present invention is characterized in that a friction material for making it difficult to slip with respect to the seat portion of the seat or chair is attached to the back surface of the seat side portion.

  The back pain prevention device according to claim 4 of the present invention is characterized in that the seat side plate and the back side plate are formed by laminating a plurality of synthetic resins or metals.

  The lower back pain prevention device according to claim 5 of the present invention is used by being placed on a seat or chair having a seat part and a back part in which a recessed part is formed, and the seat side part placed on the seat part and the seat. A back pain prevention device having a back side portion that is connected to the back portion and is connected to the back portion through the swing portion, and that swings and displaces the seat side portion and the back side portion. The swinging portion and the back side portion are made of a single plate made of synthetic resin, and the seat side portion is fitted into the recessed portion of the seat portion to make it difficult to move.

  The lower back pain prevention device according to claim 6 of the present invention is characterized by including a bag body that covers and wraps at least one of the seat side portion and the back side portion.

  The back pain prevention device according to claim 7 of the present invention is characterized in that the swinging part is constituted by a thin part formed to be thin, and a reinforcing material is adhered to the thin part.

  A lower back pain prevention device according to the present invention is a lower back pain prevention device used by being placed on a seat or chair having a seat portion and a back portion in which a recessed portion is formed, and a seat side portion placed on the seat portion, The seat side part and a back side part connected to the back part through the swing part are provided, and the seat side part and the back side part are slidably displaced, and the seat side part and the back side The part is formed in a hard plate shape, and this seat side part is fitted in the recessed part of the seat part to make it difficult to move, so it can be easily carried to the seat or chair that the user wants to use, In addition, physiologically, it is possible to sit naturally with the spine straight, so that the back pain is prevented and the back pain is less likely to occur.

FIG. 1 is a perspective view showing a lumbago prevention device according to a first embodiment of the present invention. Example 1 FIG. 2 is a plan view showing a state in which the lumbago prevention device according to the first embodiment is opened. FIG. 3 is a cross-sectional view taken along the line III-III in FIG. 2 and is a cross-sectional view showing a state in which the back pain prevention device according to the first embodiment is folded. 4A and 4B are a perspective view of a vehicle seat using the lumbago prevention device according to the first embodiment and a partially cutaway perspective view of the seat, respectively. FIG. 5 is a use state explanatory diagram showing a state in which the back pain prevention device according to the first embodiment is placed on a vehicle seat and used. FIG. 6 is a fragmentary sectional view showing a modification of the plate of the lower back pain prevention device according to the first embodiment. FIG. 7 is an explanatory view showing a low back pain prevention device according to the second embodiment of the present invention. (Example 2) FIGS. 8A and 8B are explanatory views showing modifications of the lumbago prevention device according to the first and second embodiments, respectively.

  A back pain prevention device that can be easily carried and used to be placed on a seat or chair having a seat and a back for the purpose of preventing back pain and preventing back pain. A seat-side plate placed on the seat, a back-side plate applied to the back, and a hinge that connects the two plates and swings the plates open and close, and these plates are made of a hard material. Realized by.

  Hereinafter, the present invention will be described with reference to embodiments shown in the drawings. FIG. 1 is a perspective view showing a lumbago prevention device according to a first embodiment of the present invention. As shown in FIG. 1, the back pain prevention device 2 according to the present embodiment connects a seat side plate (seat side portion) 3, a back side plate (back side portion) 4, and both the plates 3, 4 to each other. And a hinge (opening / closing means) 5 that opens and closes 4 in a swingable manner. The hinge 5 functions as a swinging part that swings both the plates 3 and 4. Each of the seat side plate 3 and the back side plate 4 is made of a hard wooden plate material formed in a rectangular shape. The longitudinal outer ends 3A, 3B of the seat side plate 3 and the longitudinal outer ends 4A, 4B of the back plate are each formed in an arc shape. The seat side plate 3 is placed on the seat portion 7 of the seat (or chair) 6 (see FIGS. 4A and 4B), and the back side plate 4 is applied to the back portion 8 of the seat (or chair) 6. It has become.

  As for the dimensions of the seat side plate 3, the left and right width dimension W1 is 30 cm, the depth length dimension L1 is 40 to 45 cm, the left and right width dimension W2 of the back side plate 4 is 30 cm, and the upper and lower height dimension L2 is 45 to 50 cm. It is preferable. The thickness of each plate is preferably 3 to 10 mm. Needless to say, these dimensions may be appropriately changed according to the dimensions of the seats of vehicles sold in the country. That is, in general, as shown in FIGS. 4A and 4B, the seat 6 of the vehicle fits the user's buttocks on the seat 7 and the user's back on the back 8. Concave portions 7A and 8A are formed to make shifting difficult. Since these recesses 7A and 8A are generally about 30 cm in width, it is difficult for the seat side plate 3 and the back plate 4 to move when the recesses 7A and 8A are fitted into the recesses 7A and 8A, respectively.

  Next, the effect | action of the back pain prevention tool 2 which concerns on a present Example is demonstrated. When the back pain prevention tool 2 according to the present embodiment is not used, the seat side plate 3 and the back side plate 4 are folded and stored in a storage place (see FIG. 3). When used, it is carried to the seat (or chair for work) 6 of the vehicle to be used. Since the back pain prevention device 2 is substantially composed of two plates, a seat side plate 3 and a back side plate 4, it can be easily carried. In use, the seat side plate 3 is placed on the seat portion 7 of the seat 6, the back side plate 4 is rested against the back portion 8, the back pain prevention device 2 is placed on the seat 6 in an open state, and the user sits down. It sits on the side plate 3 (see FIG. 5). Even if the seat 6 is a reclining seat in which the back portion 8 is tiltable, the back side plate 4 can be applied to the back portion 8 in accordance with the inclination of the reclining seat. Since the lumbago prevention device 2 according to the present embodiment is used in this manner, the user sits with the buttocks resting on the hard seat side plate 3 and the back hitting the hard back side plate 4. For this reason, the user's buttocks always hit the hard seat side plate 3, and the back does not sink against the hard back side plate 4 supported by the back portion 8. Therefore, the person sits with his / her spine upright physiologically, the burden on the lower back is reduced, and lower back pain is less likely to occur. For this reason, it has the effect of preventing the occurrence of low back pain.

  In the first embodiment, each of the seat side plate 3 and the back side plate 4 is made of a wood plate. However, the present invention is not limited to this, and any hard material may be used, such as a synthetic resin (for example, Or an acrylic plate) or a metal plate. Further, as shown in FIG. 6, these plates may be laminated by laminating a plurality of thin synthetic resins or plates with an adhesive to improve the rigidity. Furthermore, in the said Example, although the hinge which connects between the seat side board 3 and the back side board 4 and opens and closes both the boards 3 and 4 is comprised as an opening-and-closing means, it is not restricted to this, A flexible material such as cloth or rubber, a flexible material made of a metal flake that freely displaces the back side plate 4 with respect to the seat side plate 3, or a flexible material made of a synthetic resin thin piece is used. The flexible material may be formed in a strip shape, and both ends of the strip-shaped soft material or the flexible material may be connected to the plates 3 and 4.

  FIG. 7 shows a back pain prevention device according to the second embodiment of the present invention, and the back pain prevention device 2 according to the first embodiment comprises a seat side plate 3 and a back side plate 4 as separate plates. However, it is different in that it is made of a single plate made of an integral synthetic resin. The back pain prevention device 12 according to the present embodiment is connected to a seat side portion 13 placed on the seat portion 7 of the seat 6 via the seat side portion 13 and a thin wall portion (swinging portion) 15 and is applied to the back portion 8. The seat side portion 13 and the back side portion 14 are slidably displaced, and the seat side portion 13 and the back side portion 14 are formed in a rigid plate shape. Composed. The thin-walled portion 15 is configured by forming a substantially central back surface that separates the seat side portion 13 and the back-side portion 14 into a thin wall, and is configured to be foldable around the thin-walled portion 15. A reinforcing material may be attached to the thin portion 15 so as to withstand repeated bending operations. Since the back pain prevention tool 12 according to the present embodiment is composed of a single synthetic resin plate, it can be integrally molded, and the cost can be reduced. In use, as in the first embodiment, the seat side portion 13 is placed on the seat portion 7 of the seat 6, the back side portion 14 is placed against the back portion 8, and the back pain prevention device 12 is placed on the seat 6. Is placed in an open state so that the user can sit on the seat side portion 13. When stored, it can be stored in an open state or in a folded state according to the storage location.

  In each of the above embodiments, an example in which the back pain prevention device is mounted on the vehicle seat 6 is shown, but the present invention is not limited to this, and an office chair or work having a seat portion and a back portion. Needless to say, it may be used for a chair. Moreover, in each said Example, although the seat side board 3, the back side board 4, the seat side part 13, and the back side part 14 are formed in plate shape, as shown to (A) and (B) of FIG. A through-hole 16 is formed in the seat side plate 3 (seat side portion 13) and the back side plate 4 (back side portion 14), or a narrow groove 17 is formed to allow air to pass therethrough to avoid stickiness due to sweat. Good. Further, a hard ventilation material may be attached to the surface side of the seat side plate 3 (seat side portion 13) and the back side plate 4 (back side portion 14) in order to prevent stickiness due to sweat, or the seat side plate 3 The (seat side portion 13) and the back side plate 4 (back side portion 14) may be configured by a hard and porous ventilation structure. Further, a thin basket or cushion may be detachably provided on the upper surface of the seat side plate 3 (seat side portion 13) so that the user can continue sitting for a long time. Even in that case, it is preferable to have a thickness or flexibility so that a sensation that the buttock hits the seat side plate 3 (seat side portion 13) is obtained. Furthermore, you may make it stick the friction material which is not slippery with respect to the seat of a seat or a chair on the back surface of the seat side board 3 (seat side part 13). Further, the seat side plate 3 (seat side portion 13) and the back side plate 4 (back side portion 14) may be entirely covered with a cloth bag and wrapped. By adopting such a configuration, it becomes difficult to slip, and design diversity is obtained by the appearance of the bag. The bag body is not limited to wrapping the entire seat side plate 3 (seat side portion 13) and back side plate 4 (back side portion 14), but the seat side plate 3 (seat side portion 13) and the back side plate 4 (back side). You may comprise so that any one of the side parts 14) may be wrapped.

2 Back pain prevention device 3 Seat side plate (seat side)
4 back plate (back side)
5 Hinge (oscillating part, opening / closing means)
6 seats 7 seats 8 back

Claims (7)

  A lower back pain prevention device used by being placed on a seat or chair having a seat portion and a back portion in which a recessed portion is formed, the seat side portion placed on the seat portion, and the seat side portion and the swinging portion. The seat side and the back side are swingably displaced, and the seat side and the back side are formed in a rigid plate shape. And the back pain prevention tool characterized by making this seat side part fit in the recessed part of the seat part, and making it hard to move.   2. The lower back pain prevention device according to claim 1, wherein the seat side portion and the back side portion are formed of separate flat plates, and the seat side plate and the back side plate are connected by an opening / closing means.   The back pain prevention device according to claim 1 or 2, wherein a friction material for making it difficult to slip with respect to a seat portion of a seat or a chair is attached to the back surface of the seat side portion.   The back pain prevention device according to claim 2 or 3, wherein the seat side plate and the back side plate are formed by laminating a plurality of synthetic resins or metals.   It is used by being placed on a seat or chair having a seat part and a back part in which a recessed part is formed, and is connected to the seat side part placed on the seat part via the seat side part and the swing part. A back pain prevention device that swings and displaces the seat side part and the back side part, wherein the seat side part, the swing part, and the back side part are made of synthetic resin. A low back pain prevention device characterized in that it is made of a single plate made of metal and the seat side portion is fitted into a recessed portion of the seat portion to make it difficult to move.   The back pain prevention device according to any one of claims 1 to 5, further comprising a bag body covering and wrapping at least one of the seat side portion and the back side portion.   The back pain prevention device according to claim 5 or 6, wherein the swinging portion is constituted by a thin portion formed thin, and a reinforcing material is stuck to the thin portion.

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