JP3110265U - Standing auxiliary seat chair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a stand-up assisting chair used for assisting a seated person to stand up easily.
SOLUTION: This standing auxiliary seat chair is provided on a bottom plate 1, a seat plate 2, a link 3 that allows the seat plate 2 to be raised and lowered, an elastic body 4 that is provided on the link and urges raising and lowering, and an elastic body 4. The elastic body 4 includes a pressure adjusting unit 5, and operates the pressure adjusting unit 5 to urge the rising of the base plate 2 or to bias the lowering of the base plate 2. According to the stand-up auxiliary seat chair of the present invention, by operating the pressure adjusting unit 5, it is possible to bias the rising of the seat plate 2 or to bias the descending of the seat plate 2. For this reason, when sitting on the seat, it is possible to assist at the time of rising by energizing the rising of the seat 2.
[Selection] Figure 2

Description

  The present invention relates to a standing auxiliary seat chair for assisting when sitting or standing. The main stand assisting chair is used to assist a person sitting on the main seat to easily stand up.

A chair has been proposed for assisting the standing up movement for those who have difficulty in standing up. For example, a seat chair has been proposed that applies a force to lift the buttocks by spring pressure and makes it easy to stand up (see, for example, Patent Documents 1 and 2).
Further, there has been proposed an electric seat chair that uses an electric motor or the like so that the height of the seat surface is set to the height of a normal seat chair when in use, and is set to a high position when standing up.

Japanese Patent Laid-Open No. 08-112314 (page 3, FIG. 3) Japanese Patent Laid-Open No. 60-40049 (FIG. 7)

However, the place where the seat is used is rarely fixed at one place, and the installation place may be changed. There is also a desire to carry such a chair and use it on the go. However, conventional seat chairs are heavy and difficult to carry because they are not considered to be carried around, and they are bulky during transportation and storage due to lifting mechanisms and levers, etc., so it is difficult to use them on the go. It was. Because the operation lever etc. are protruding, clothes etc. are caught and difficult to handle.
The present invention solves such problems, and an object thereof is to provide a stand-up auxiliary seat.

The present invention is as follows.
1. A bottom plate 1, a seat plate 2, a link 3 that allows the seat plate 2 to be raised and lowered, an elastic body 4 that is provided on the link 3 and biases the raising and lowering, and a pressure adjusting unit 5 that is provided on the elastic body 4, The elastic body 4 urges the rising of the seat slab 2 or urges the lowering of the seat slab 2 by operating the pressure adjusting unit 5.
2. The stand-up auxiliary seating chair according to 1 above, further comprising a lock portion 6 for fixing the link 3 in a state where the seat plate 2 is lowered.
3. The link 3 is double. Or 2. Standing auxiliary seat chair as described.
4). Between the bottom plate 1 and the seat plate 2, a cover 7 that can be expanded and contracted according to the raising and lowering of the seat plate 2 is further provided, and in the cover 7, the link 3, the elastic body 4, and the pressure adjusting unit 5 are provided. 1 is stored. To 3. A stand-up auxiliary seat chair according to any one of the above.
5. The pressure adjusting unit 5 is threaded, and rotates to be able to move the fixed piece 51 fixed to the link 3 back and forth. One end is in contact with the tip of the adjusting shaft 52, and the other. 4. The movable piece 53 whose end is fixed to the elastic body 4. Standing auxiliary seat chair as described.
6). The adjusting shaft 52 can be rotated by a removable handle 54. Standing auxiliary seat chair as described.

  According to the stand-up auxiliary seat chair of the present invention, by operating the pressure adjusting unit 5, it is possible to bias the rising of the sitting plate 2 or to bias the lowering of the sitting plate 2. For this reason, when sitting on a sitting chair, it is possible to assist at the time of rising by energizing the rising of the seat 2. In addition, when storing or carrying the auxiliary seat chair, the seat plate 2 should be lowered so that the seat plate will not rise and increase in height. can do. Further, it is not necessary to push down the seat plate 2 by applying a force to lower the seat plate 2, and the handling becomes easy.

When the lock portion 6 is further provided, the seat plate 2 is fixed so as not to be raised, and the standing auxiliary seat chair can be easily stored or carried.
When the link 3 is combined twice, the height at which the seat plate can be raised and lowered can be increased even if the bottom area of the standing auxiliary seat chair is small, and the height when it is lowered most It can be made low and can be suitable for assisting rising.
When the cover 7 that can be expanded and contracted according to the raising and lowering of the seat plate 2 is further provided, it is possible to prevent the body, clothing, and the like from being brought into contact with the elastic body and the link 3 and the like.
When the threaded adjustment shaft 52 is provided, the urging force of the elastic body 4 can be finely adjusted.
When the adjustment shaft 52 is rotated by using the detachable handle 54, the handle 54 can be easily handled without being caught on the handle 54 when the standing auxiliary seat chair is used or transported.

Hereinafter, the stand-up auxiliary seat chair according to the present invention will be described in detail with reference to FIGS.
The “bottom plate 1” and the “seat plate 2” are plate-like bodies constituting the bottom and the top of the standing auxiliary seat chair, respectively.
The “link 3” is a link mechanism for raising and lowering the seat plate 2, and for example, an X-shaped link can be used. In particular, as illustrated in FIG. 3, a double X-shaped link in which two sets of X-shaped links are connected vertically is preferable. This is because even if the length of the base is short, it can be moved up and down greatly.
Further, the link 3 can be provided with the “lock portion 6” in the pressure adjusting portion 5 so that the link 3 can be fixed so that it does not rattle when carried. The structure of the lock portion 6 can be arbitrarily selected. For example, as shown in FIG. 2, the lock portion 6 having a hook for hooking and fixing the shaft of the sliding link 3 can be cited. Moreover, the protrusion etc. which protrude in the moving direction of the link 3 and inhibit a movement can be mentioned.
The “elastic body 4” is provided on the link 3 and used to urge the seat plate 2 to move up and down. The elastic body 4 usually uses a metal or resin spring, but is not limited thereto, and rubber or the like may be used.

The “pressure adjusting unit 5” adjusts the force applied to the seat plate by urging the elastic body 4 to adjust the force for energizing when standing up.
Furthermore, not only the elastic body 4 is used for urging at the time of standing up, but also the direction of applying the force of the elastic body 4 by using the pressure adjusting unit 5 is reversed, and the height of the standing auxiliary seat chair is lowered. You may make it the direction to do. By adjusting the pressure in the descending direction, when the auxiliary seat chair is carried up, the seat plate 2 is prevented from rising and play is eliminated by constantly applying force to each mechanism. You can eliminate the touch.
For example, as shown in FIG. 2 and FIG. 4, the pressure adjusting unit 5 is threaded and has an adjusting shaft 52 that can move back and forth through a fixed piece 51 fixed to the link 3 by rotating, and one end. Can be provided with a movable piece 53 that contacts the tip of the adjustment shaft 52 and the other end of which is fixed to the elastic body 4.
When the adjustment shaft 52 is moved to one side and the distance between the fixed piece 51 and the movable piece 53 is increased, the pressure adjusting unit 5 is attached in the direction in which the elastic body 4 is compressed and the link 3 is expanded. To force. This is the direction in which the seat plate 2 rises.
When the adjustment shaft 52 is further moved to the other side so that the distance between the fixed piece 51 and the movable piece 53 is shortened, the elastic body 4 is extended from the released state and urged in a retracting direction. This is the direction in which the link is contracted and the seat plate 2 descends.
Further, the method of rotating the adjustment shaft 52 can be arbitrarily selected. For example, as shown in FIG. 3, a removable handle 54 can be provided and rotated.

  The “cover 7” is for preventing the body, clothing, etc. from being sandwiched between the mechanisms such as the link 3 of the stand-up assisting chair and the pressure adjusting unit 5 so as not to operate or injured. is there. The cover 7 is obtained by forming on a cloth or sheet with fibers such as resin and metal. The cover 7 preferably has a shape that does not hinder the use of the standing auxiliary seat.

(1) Configuration of a stand-up auxiliary seat chair The stand-up auxiliary seat chair of the present invention will be described with reference to examples. The first embodiment is a stand-up auxiliary seat chair that can be carried as shown in FIG. 1, and as shown in FIGS. 2 and 3, a bottom plate 1, a seat plate 2, a link 3, an elastic body 4, and a pressure adjusting unit. 5. A lock mechanism 6 and a cover 7 are provided.
The standing auxiliary seat chair has a width of about 340 mm and a depth of about 340 mm. Further, the height when the space between the bottom plate 1 and the seat plate 2 is extended is about 500 mm (see FIG. 3), and in the folded state, it is about 200 mm (see FIG. 2).
The bottom plate 1 and the seat plate 2 are made of synthetic resin or the like, and are respectively positioned at the bottom and the top of the seat. The bottom plate 1 and the seat plate 2 are connected by a link 3.
The link 3 is a combination of X-shaped links 31 and 32 that are vertically doubled so that the seat plate 2 can be expanded and contracted vertically while keeping the seat plate 2 horizontal to the bottom plate 1. Further, there are two sets of links 3, and one set is arranged on each of the front side and the back side in FIGS. 2 and 3.
The elastic body 4 is a coil spring, and as shown in FIG. 2, one end is fixed to one link rod 321 of the link 32 and the other end is fixed to the fixing piece 51 of the pressure adjusting unit 5 to urge expansion and contraction of the link 32. can do.

The pressure adjustment unit 5 includes a fixed piece 51, an adjustment shaft 52, and a movable piece 53. Further, as shown in FIG. 3, a removable handle 54 can be provided at the end of the adjustment shaft 52 on the movable piece 53 side.
As shown in FIG. 2, the fixing piece 51 is a metal piece that is fixed so that the position on one end side of the adjustment shaft 52 does not change, and is provided on the other end side of the elastic body 4.
The adjustment shaft 52 is a metal screw, and is for changing the distance between the fixed piece 51 and the movable piece 53 by rotating.
The movable piece 53 is a metal piece provided on the link rod 322 on the opposite side where the elastic body 4 of the link 32 is provided. The movable piece 53 can be moved back and forth on the preparation shaft 52 by rotating the adjustment shaft 52.
The handle 54 is substantially Y-shaped, and one end is inserted into one end of the adjustment shaft 52 and the adjustment shaft 52 can be rotated by hand.

The lock mechanism 6 is a hook for fixing the seat plate 2 so as not to move up and down by hooking and fixing the link rod 321 of the link 3 so as not to slide on the bottom plate 1. Further, the fixing can be released by operating the knob protruding outward.
The cover 7 is formed by stacking three synthetic resin rectangular cylindrical sheets so as to surround the link 3, the elastic body 4, and the pressure adjusting unit 5 so as not to be exposed. So that it can be stretched. This cover 7 can prevent the user's body and the clothing of the standing auxiliary seat chair from biting into the link 3 or the like and causing injury.

(2) Usage method at the time of seating Hereinafter, the usage method when seated in the standing up auxiliary seat chair will be described.
Before sitting on the standing auxiliary seat, the handle 54 is inserted into the adjustment shaft 52, and then the adjustment shaft 52 is rotated to increase the distance between the fixed piece 51 and the movable piece 53 as shown in FIG. The elastic body 4 urges the seat plate 2 to rise. Next, when the lock portion 6 is operated to release the link 3, the link rod 321 slides and the seat plate 2 rises as shown in FIG.
When seated in this state, the main seat plate 2 is pushed down by the weight of the seated person. Further, at the time of standing, the elastic body 4 biases the seat plate 2 in the ascending direction, so that the force necessary to stand up can be reduced.

(3) How to use when storing and carrying The following explains how to use and store this stand-up auxiliary seat chair.
When storing and carrying the standing auxiliary seat chair, the handle 54 is inserted into the adjustment shaft 52, and then the adjustment shaft 52 is rotated so that the distance between the fixed piece 51 and the movable piece 53 is increased as shown in FIG. Shrink. By this operation, the elastic body 4 is adjusted so as to be biased in the direction in which the seat plate 2 is lowered, and the seat plate 2 is lowered. Thereafter, as shown in FIG. 4, by operating the lock portion 6 to fix the link rod 321, the link 3 cannot be moved in the upward direction, and the seat plate 2 is lowered by the elastic body 4. Since it is energized, it is possible to maintain the seat plate 2 suitable for storage and carrying down.

(4) Effects of the Standing Auxiliary Sitting Chair According to the standing auxiliary seating chair of the present invention, the rising of the seat 2 is urged by operating the adjustment shaft 52 of the pressure adjusting unit 5 or the seating 2 can be energized. For this reason, when sitting on a sitting chair, the adjustment shaft 52 can be operated so as to urge the rising of the seat 2 to assist at the time of rising.
Further, when storing and carrying the main stand-up auxiliary seat chair, the seat plate is lifted by operating the adjustment shaft 52 of the pressure adjusting section 5 so that the seat plate 2 is lowered. Thus, the bulk can be prevented from increasing. Further, by biasing in the downward direction from the most lowered position, the link 3 can be prevented from rattling, and even if the lock 3 is erroneously released due to an erroneous operation of the lock portion 6, the seat plate 2 can be prevented from rising. Furthermore, it is not necessary to push down the seat plate by applying a force to lower the seat plate 2, and the handling becomes easy.

  Moreover, by providing the cover 7 that can be expanded and contracted in accordance with the raising and lowering of the seat plate 2, it is possible to prevent the body, clothing, and the like from being brought into contact with the elastic body and the link. Furthermore, since the handle 54 for operating the adjusting shaft 52 can be removed, it is possible to prevent the body, clothing, etc. from coming into contact with the handle 54 and being caught, injured or torn during use. it can.

It is a model perspective view for demonstrating the structure of this standing auxiliary seat chair. It is a model side view for demonstrating the state seated on this stand-up auxiliary seat chair. It is a model side view for demonstrating the state which this standing | starting-up auxiliary seat chair extended. It is a model side view for demonstrating the state which applied the lock | rock in order to carry this book stand auxiliary seat.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1; Bottom plate, 2; Seat plate, 3; Link, 4; Elastic body, 5; Pressure adjustment part, 51; Fixed piece, 52; Adjustment shaft, 53; cover.

Claims (6)

A bottom plate 1, a seat plate 2, a link 3 that allows the seat plate 2 to be raised and lowered, an elastic body 4 that is provided on the link 3 and urges the raising and lowering, and a pressure adjusting unit 5 that is provided on the elastic body 4.
The elastic body 4 is configured to urge the rising of the seat slab 2 or urge the lowering of the seat slab 2 by operating the pressure adjusting unit 5.   The standing auxiliary seat chair according to claim 1, further comprising a lock portion (6) for fixing the link (3) when the seat plate (2) is lowered.   The standing auxiliary seat chair according to claim 1 or 2, wherein the link 3 is double.   Between the bottom plate 1 and the seat plate 2, a cover 7 that can be expanded and contracted according to the raising and lowering of the seat plate 2 is further provided, and in the cover 7, the link 3, the elastic body 4, and the pressure adjusting unit 5 are provided. The standing auxiliary seat chair according to any one of claims 1 to 3, wherein the chair is stored.   The pressure adjusting unit 5 is threaded, and rotates to be able to move the fixed piece 51 fixed to the link 3 back and forth. One end is in contact with the tip of the adjusting shaft 52, and the other. The standing auxiliary seat chair according to claim 4, further comprising a movable piece 53 whose end is fixed to the elastic body 4.   The stand-up auxiliary seat chair according to claim 5, wherein the adjusting shaft 52 can be rotated by a removable handle 54.

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