JP2012066009A - Lock releasing device of bathing equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To release lock in simple constitution and to move a seat part from a truck to a bathtub without falling it.SOLUTION: The bathing equipment includes: a separable bathing wheelchair having a chair part provided with a roller traveling on a first rail 23 mounted on a truck 17; and a bathtub 2 having a seat part provided with a second rail 14. A releasing part is provided through a bending part 12a on the seat part 12. A first lock mechanism 30 includes: a locking member located in a position to interfere with a prohibition member of the chair part and a non-interference position when the chair part moves from the truck; and a coil spring for biasing the locking member to the position to interfere with the prohibition member. A third rail 16 is installed on the releasing part provided on the seat part 12. The locking member is pressed by the releasing part, to move the locking member from the position to interfere with the prohibition member to the non-interference position.

Description

  The present invention relates to an unlocking device for a bathing facility used when, for example, a physically handicapped person or the like is bathed by separating a seating part from a cart such as a bathing wheelchair or a bathing stretcher and moving it to a bathtub. .

  In general, when a person who is inconvenient and needs assistance (hereinafter referred to as a person requiring assistance) takes a bath, a wheelchair for bathing, for example, is used to move the person requiring assistance to a bathtub. The bathing wheelchair is composed of a cart in which a caster is provided in the lower part and first rails are provided in parallel in the upper part and a chair part in which wheels are provided in the lower part.

As for these, the wheel of a chair part runs on the 1st rail, and the chair part can move on the cart back and forth or right and left. And this wheelchair for bathing is placed side by side in the bathtub, and the chair portion is aligned by aligning the first rail on the wheelchair for bathing and the second rail on the bathtub side in the same straight line. It moves from a 1st rail to a 2nd rail via a wheel, and is moved to a bathtub.
The bathtub used for this bathing wheelchair has an opening formed on the front surface, and the door can be opened and closed by moving up and down relative to the opening. And in the state which moved the door part below, the chair part of the bathing wheelchair is moved in the bathtub through an opening part.
When the chair part is separated from the wheelchair for bathing and moved from the first rail to the second rail in the bathtub, in the vicinity of the side surface of the bathtub located between the first rail and the second rail. There was an accident that the chair part fell.

As a bathing facility equipped with such a bathing wheelchair and a bathtub, there is one disclosed in Patent Document 1, for example.
This bathing facility has a first rail attached to the upper part of the carriage and a second rail attached to the upper part of the bathing cradle when the carriage of the bathing wheelchair is aligned with the predetermined position of the bathing cradle. Are arranged in the same straight line, and a chair portion having wheels capable of traveling on the first rail can be moved between the carriage and the cradle for bathing. The bathing wheelchair is provided with a lock mechanism that prevents the chair portion from moving away from the carriage along the first rail. This locking mechanism is released when the carriage is brought into contact with a predetermined position of the bathing cradle so that the first rail and the second rail match.

JP 2004-154241 A

However, in the invention described in Patent Document 1, as a lock release mechanism, the locking rod is inserted into the connecting hole in the positioning state where the positioning portion of the bathing wheelchair is abutted against the cart guide portion on the side surface of the bathing cradle. The lower end is inserted to connect the cradle for bathing and the cart. Then, as a locking mechanism, the lever engaging portion provided on the bathing cradle is interlocked with the lever provided on the carriage to rotate the primary engaging plate downward and push the secondary engaging plate downward. The locking member is lowered downward against the elastic force of the biasing member to switch the lock mechanism to the non-locking state. Thereby, the chair part can be moved from the first rail provided on the carriage to the second rail of the cradle for bathing.
For this reason, the structure of the lock release mechanism is complicated, and it takes time to assemble the lock release mechanism, and the manufacturing cost is high.
Further, in the bathing facility described in Patent Document 1, when the bathing cradle is provided in the bathtub, the side surface of the bath is located between the bathing wheelchair and the bathing carriage, so from this portion The chair part may fall, and the above-described problems have not been improved.

  In view of such circumstances, the present invention aims to provide an unlocking device for a bathing facility that can be unlocked with a simple configuration and can be moved to a bathtub without dropping a seating portion. To do.

The apparatus for unlocking a bathing facility according to the present invention includes a bathing wheelchair that can be separated by a roller provided on a seat on a first rail provided on a carriage, and a second wheel that faces the first rail. In a bathing facility provided with a bathtub having a seat portion provided with a rail, a lock provided on the carriage and capable of selectively taking a position for preventing the seating portion from moving from the carriage and an allowable position A first locking mechanism having a member and a release portion that is provided in the seat portion and allows the seating portion to move from the carriage by pressing the locking member; It is characterized by that.
According to the present invention, the bathtub and the bathing wheelchair are set in the normal positions, and the locking member provided on the carriage of the bathing wheelchair is pressed by the release portion provided in the seat located in the bathtub, thereby The member can be moved from the position that prevents the seating part from moving from the carriage to the permissible position, and the lock between the seating part and the carriage can be released, and the seating part is provided on the seating part from the first rail provided on the carriage. Can be moved to the second rail. At that time, since the release portion of the seat portion is brought into contact with the locking member of the carriage, the seat portion can be reliably moved from the carriage to the seat portion in the bathtub via the release portion.

Moreover, it is preferable that the 3rd rail is provided in the cancellation | release part.
Thereby, the seating part can be guided and moved from the first rail of the carriage to the second rail of the seating part via the third rail of the release part. At this time, the third rail of the release portion constitutes an intermediate rail that connects between the first rail of the carriage and the second rail of the seat portion.

The first locking mechanism includes a blocking member provided at a position that interferes with the locking member when the seating portion is about to move from the carriage, and a biasing force that biases the locking member to a position that interferes with the blocking member. And a release member of the seat presses the locking member so that the locking member is retracted from a position where it interferes with the blocking member against a biasing force of the biasing member to a position where it does not interfere. Is preferred.
According to the present invention, the locking member is pressed against the urging force of the urging member by pressing the locking member provided on the carriage of the bathing wheelchair by the release portion provided on the seat in the bathtub. By moving from the position that interferes with the blocking member to the position that does not interfere, the locking member does not come into contact with the blocking member when the seating portion moves away from the carriage and moves the first rail. Can be moved from the first rail to the second rail provided on the seat.

Moreover, it is preferable to provide the 2nd locking mechanism in which the fitting hole was provided in one side of the trolley | bogie of a bathing wheelchair, and a bathtub, and the other was provided with the fitting pin which can be fitted in a fitting hole.
With the second locking mechanism, the carriage and bathtub of the bathing wheelchair can be set and fixed in a normal position.
And it is preferable that a fitting hole is provided in the cart of the bathing wheelchair, and a fitting pin that can be fitted into the fitting hole is provided in the bathtub.
By adopting this configuration, even if the cart is carelessly moved upward in the locked state, it is possible to reliably prevent the fitting hole provided in the cart from being detached from the fitting pin of the bathtub.

Moreover, the release part provided in the seat part is made foldable, the seat part may be held in the bathtub in the folded state, and the release part may protrude outside the bathtub in the opened state.
According to the present invention, when the release portion is folded, when the seat portion is bathed in the bathtub, even if it is moved up and down, it does not interfere with the side surface of the bathtub, and when the release portion is opened, the seat portion straddles the side surface of the bathtub. The first lock mechanism can be released and the seating part can be moved reliably by connecting the part and the carriage.

According to the unlocking device for the bathing facility according to the present invention, the bathtub and the bathing wheelchair are set, and the locking member provided on the carriage of the bathing wheelchair is pressed by the releasing unit provided on the seat of the bathtub. The locking member can be moved from a position that prevents the seating portion from moving from the carriage to an allowable position, the lock between the seating portion and the carriage can be released, and the seating portion is provided in the first carriage. It can be moved from the rail to the second rail provided on the seat.
In addition, the configuration of the first lock mechanism is simple, and the unlocking operation is easy. Moreover, since the release part was provided in the seat part located in the bathtub, the release part will extend over the side of the bathtub to the wheelchair for the outside bathing, and the seating part is moved from the carriage to the seat part in the bathtub through the release part. It can move reliably, and it can prevent that a seating part falls or remove | deviates from a rail.
Moreover, the unlocking operation is simple, the configuration of the unlocking device is simple, and the manufacture is easy.

It is a perspective view of bathing equipment which consists of a bathtub and a wheelchair for bathing by an embodiment of the present invention. It is a top view of the bathing equipment shown in FIG. It is a principal part enlarged view of the wheelchair for bathing shown in FIG. It is a principal part enlarged plan view which shows the rail of a trolley | bogie, a seat part, and a cancellation | release part. It is a principal part perspective view which shows the state which the chair part of the wheelchair for bathing moved to the seat part from the trolley | bogie. It is an enlarged view which shows the relationship between the 1st rail and roller shown in FIG. It is an enlarged view of a 1st locking mechanism, (a) is a principal part enlarged view of the A section shown in FIG. 3, (b) is principal part sectional drawing which looked at the same figure (a) from the B direction. It is explanatory drawing of the 2nd locking mechanism which shows the fitting hole provided in the lower part of the bathing wheelchair, and the fitting pin provided in the lower part of the bathtub.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
The bathing facility 1 shown in FIGS. 1 to 3 shows a state in which a bathing wheelchair 4 is engaged with a side surface 3 of a bathtub 2. The bathtub 2 has an opening 5 formed in an upper portion that is substantially the upper half of the side surface 3, and a door 6 for closing the opening 5 is slidably provided. With the door 6 positioned on the lower side, the bottom 2 a of the bathtub 2 is positioned below the opening 5 of the side surface 3. On the other side surface 7 facing the side surface 3 having the opening 5, a tank 8 is provided for storing half of the hot water of the capacity of the bathtub 2.
1 and 2, the other side surface 7 is provided with a lift 10 that can move up and down, and the lift 10 is provided with an arm 11 that can swing in the left-right direction. The arm 11 constitutes a link mechanism, and a seat portion 12 on the seat is provided at the lower end portion thereof. The seat 12 is supported at substantially the same height as the lower end surface of the opening 5 provided on the side surface 3 at the positions of the left and right ends swung by the arm 11. As a result, when a cradle (not shown) for a bather such as a caregiver to sit on the seat portion 12 is provided, bathing is possible from any direction in the left-right direction with respect to the opening portion 5 of the side surface 3. It is possible to take a bath in a selective orientation when the person has an obstacle on one side of the body.

The seat 12 is attached to the support frame 11a of the arm 11 so as to be bent upward by a hinge or the like. Further, the end portion of the seat portion 12 opposite to the arm portion 11 is provided with a bent portion 12a that can be bent upward by a hinge or the like (not shown), and the release portion 15 is connected via the bent portion 12a. (See FIG. 4). A pair of rails 14 and 14 are formed on the upper surface of the seat portion 12, and the release portion 15 is provided with rails 16 and 16. The seat portion 12 and the release portion 15 have almost the entire length except for the bent portion 12 a. Rails 14 and 16 extend over the distance.
The release portion 15 of the seat portion 12 has a wide central portion 15a and side portions 15b and 15b on both sides for supporting the rails 16 and 16 retracted from the central portion 15a. The releasing part 15 slightly protrudes outward beyond the upper end part of the side surface 3 of the bathtub 2 in a state where the releasing part 15 is spread out substantially horizontally, and is brought into contact with the upper end part of the side surface 3 by being lowered by the lift 10 when bathing. It will be in the state bent upwards, and it will fit in the inside of the side surface 3 of the bathtub 2. FIG.

Next, the bathing wheelchair 4 will be described.
This bathing wheelchair 4 includes a wheeled carriage 17 and a chair portion 18 as a seating portion attached to the carriage 17 so as to be movable in the horizontal direction. The carriage 17 has legs 19 extending from the corners of a carriage frame 21 assembled in a substantially U shape in plan view, and a wheel 20 is attached to the lower end thereof.
As shown in FIGS. 3 and 4, a horizontal frame 22 is constructed on a carriage frame 21 at the upper end of the carriage 17, and a rail 23 that movably supports the chair portion 18 is mounted on the horizontal material 22. Two rows are installed in parallel in the direction orthogonal to the longitudinal direction of 22. And in the state which the wheelchair 4 for bathing was locked in the normal position facing the seat part 12 of the bathtub 2, as shown in FIG. 4, the rails 14 and 14 of the seat part 12, and the rails 16 and 16 of the cancellation | release part 15 are shown. And the rails 23 and 23 of the carriage 17 are arranged on the same straight line. Therefore, the rail 16 of the release portion 15 constitutes an intermediate rail that connects between the rail 23 of the carriage 17 and the rail 14 of the seat portion 12.

5 and 6, roller portions 25 are respectively provided on the back surface of the chair portion 18 so as to face the positions of the rails 23. The roller portion 25 is provided with a first roller 27 that travels on the upper surfaces of the rails 23, 16, and 14 and a second roller 28 that travels on the outer side surfaces of the rails 23, 16, and 14 at the lower portion of the frame portion 26.
4 to 6, the first lock mechanism 30 is provided on the carriage frame 21 on the inner side of the vicinity of the end of the bathtub 2 on one rail 23.

Next, the first locking mechanism 30 will be described with reference to FIG.
7A is an enlarged view of a portion A shown in FIG. 3, and FIG. 7B is a view as seen from the B direction in FIG. 7A. The first locking mechanism 30 is provided with a locking member 33 that can swing around a support shaft 32 in a housing 31 provided on the side of one rail 23 of the carriage 17. The locking member 33 includes a stopper portion 34 having a stepped shape including a locking portion 34 a protruding upward and a receiving portion 34 b formed lower than the locking portion 34 a, and a base portion 35 connected to the stopper portion 34. have.
In the stopper portion 34, the stepped portions of the locking portion 34 a and the receiving portion 34 b protrude upward from an opening 31 a formed on the upper surface of the housing 31. Further, the base portion 35 is supported so as to be rotatable about the support shaft 32 through the support shaft 32, and the support shaft 32 is supported through a support frame 36 provided in the housing 31. In the base portion 35, a coil spring 39 is attached as a biasing member to a pin 37 planted obliquely below the support shaft 32 and a shaft portion 38 provided on the inner surface of the housing 31.

Therefore, in a normal state, the locking member 33 is substantially vertical in a state in which the locking member 33 is in contact with the contact surface 31b provided on the inner surface of the housing 31 by the urging force of the coil spring 39, as indicated by a solid line in FIG. The locking portion 34a and the receiving portion 34b of the stopper 34 that are held in the opening 31a are in a substantially vertical position, and the locking portion 34a is formed between the central portion 15a and the side portion 15b of the release portion 15 in the seat portion 12. Located on the extension of the recess between.
Here, as shown in FIG. 7A, for example, a support shaft 32 that is a rotation center of the locking member 33 is provided on the left side with respect to the stopper portion 34 that is in a substantially vertical state, and the locking member 33 is provided on the right side. A coil spring 39 is provided to bias the counterclockwise in the counterclockwise direction. Therefore, when the central portion 15 a of the release portion 15 presses the receiving portion 34 b of the locking member 33, the locking member 33 rotates clockwise around the support shaft 32 against the urging force of the coil spring 39. As shown by the two-dot chain line, the locking portion 34a is held at an inclined position where it comes into contact with the end surface of the opening 31a.

7A and 3, a blocking member 41 protrudes downward from the lower surface of the chair portion 18 of the bathing wheelchair 4. The blocking member 41 is provided at a position adjacent to the extending direction of the rail 23, and is provided at a position where the blocking member 41 interferes with the locking portion 34 a of the stopper portion 34 in the first lock mechanism 30.
Therefore, in the first locking mechanism 30, when the locking portion 34 a of the stopper portion 34 is in the vertical position, the blocking member 41 does not move even if the chair portion 18 is removed from the carriage 17 and travels on the rail 23. The movement is prevented by abutting against a locking portion 34 a of a stopper portion 34 provided on the carriage 17. And when the stopper part 34 exists in an inclination position, since the latching | locking part 34a remove | deviates from the course of the blocking member 41, it permits that the chair part 18 remove | deviates from the trolley | bogie 17. FIG.

Next, the second locking mechanism 43 will be described with reference to FIG.
The second lock mechanism 43 is a connection mechanism provided at the lower part of the carriage 17 of the bathtub 2 and the wheelchair 4 for bathing. An engagement plate 44 formed in a step shape extending from the carriage frame 21 is cantilevered at a lower portion between the two leg portions 19 provided on the side of the carriage 17. The engagement plate 44 is, for example, a guide portion 44 a that is curved downward in the carriage frame 21 and has a free end protruding outward from the carriage frame 21 and further inclined downward. A fitting hole 45 is formed in the vicinity of the guide portion 44 a of the engagement plate 44.
Since the engagement plate 44 is cantilevered by the carriage frame 21, elasticity is given to the regions of the guide portion 44a and the fitting hole 45 which are free ends, and the engagement plate 44 is elastically movable. For example, a coil spring 46 is connected between the free end portion and the carriage frame 21 as an elastic member. An inclined cover 47 is attached to the carriage frame 21 in front of the coil spring 46.

On the other hand, a support frame 49 protrudes below the door portion 6 at the lower portion of the side surface 3 where the opening 5 of the bathtub 2 is provided, and a lower surface of the support frame 49 has a fitting hole 45 in the engagement plate 44. A fitting pin 50 that can be fitted is provided. Therefore, in order to position and fix the bathing wheelchair 4 in the bathtub 2, the side portion of the bathing wheelchair 4 is held on the side surface 3 of the bathtub 2, and the fitting hole 45 provided in the guide portion 44a of the engagement plate 44 is provided in the bathtub. 2 is fitted to the fitting pin 50 of the support frame 49 provided in the second frame. A guide portion for fitting the fitting pin 50 into the fitting hole 45 may be provided on one or both of the bathtub 2 and the carriage 17.
Further, a foot lever 51 for releasing the fitting state of the fitting pin 50 and the fitting hole 45 of the engagement plate 44 in the second lock mechanism 43 is provided on the frame 44 (see FIG. 1).
As shown in FIGS. 3 and 5, the chair portion 18 of the bathing wheelchair 4 is provided with a connecting lever 52 that connects the chair portion 18 to the carriage 17. The connecting lever 52 is provided with a connecting hole 53 for connecting and fixing the connecting lever 52 of the chair 18 to the seat 12 with the chair 18 moved to the seat 12 (see FIG. 4). ).

The unlocking device for the bathing facility 1 according to the present embodiment has the above-described configuration, and then moves the chair portion 18 of the bathing wheelchair 4 on which a person requiring assistance is seated when bathing to the seat portion 12 of the bathtub 2. Will be described.
First, as shown in FIG.1 and FIG.2, the door part 6 provided in the side surface 3 of the bathtub 2 is slid downward, the opening part 5 is hold | maintained in an open state, and the lower part of the opening part 5 is carried out in the bathtub 2. The bathing wheelchair 4 is moved so that the rail 23 of the carriage 17 is positioned on the extension line of the rail 14 of the seat 12 positioned.
Then, in FIG. 8, the side portion of the bathing wheelchair 4 is brought close to the side surface 3 of the bathtub 2, and the guide frame 44 a of the engagement plate 44 of the carriage 17 is fitted to the lower portion of the bathtub 2. The engaging plate 44 is abutted against the pin 50, and the engaging plate 44 is elastically deformed to fit the fitting pin 50 into the fitting hole 45. Accordingly, the side portion of the bathing wheelchair 4 is positioned and fixed to the side surface 3 of the bathtub 2.
Then, it can be confirmed by a sensor (not shown) that the fitting pin 50 is fitted in the fitting hole 45 in the second lock mechanism 43, and the chair portion 18 of the bathing wheelchair 4 can be separated from the carriage 17. Get to the state.

In this state, when the release portion 15 is in the folded state, the seat portion 12 in the bathtub 2 separates the chair portion 18 of the bathing wheelchair 4 on which the person requiring assistance is seated from the carriage 17 along the rails 23 and 23. Even if the seat portion 12 is moved, as shown in FIG. 7, the stopper portion 34 of the locking member 33 in the first lock mechanism 30 is in the vertical position, and the path of the blocking member 41 provided at the lower portion of the chair portion 18. Therefore, the blocking member 41 comes into contact with the locking portion 34a. Therefore, the movement of the chair part 18 is prevented.
From this state, when the release portion 15 of the seat portion 12 is opened outward to be in a horizontal state, the release portion 15 of the stopper portion 34 provided on the carriage 17 of the bathing wheelchair 4 is shown in FIGS. Since the stopper portion 34 is pushed by the weight placed on the receiving portion 34 b, the locking member 33 rotates clockwise around the support shaft 32 against the urging force of the coil spring 39 in FIG. 7A. Then, as shown by the two-dot chain line, the escape to the inclined position that abuts the end face of the opening 31a. As a result, the locking member 33 is removed from the path of the blocking member 41.

And when the chair part 18 was pushed to the seat part 12 direction of the bathtub 2 by removing the connection lever 52 (refer FIG. 3) which fixes the trolley | bogie 17 and the chair part 18, it provided in the back surface frame part 26 of the chair part 18. Since the pair of first roller 27 and second roller 28 of the roller portion 25 travels along the upper surface and the outer surface of the rail 23, the chair portion 18 moves away from the carriage 17 and moves from the rail 23 located on the substantially same straight line. It moves to the rail 14 via 16 and is positioned on the seat 12. Then, the connecting lever 52 is engaged with a hole 53 provided in the vicinity of the rail 14 to lock the chair 18 to the seat 12.
In this state, the door 6 can be lifted upward to close the opening 6, and hot water can be moved from the tank 8 into the bathtub 2 to bathe a person requiring assistance. In addition, the engagement between the carriage 17 and the bathtub 2 in the second lock mechanism 43 can be released by operating the foot lever 51.
In addition, what is necessary is just to operate in the procedure contrary to the above-mentioned operation, in order to return the chair part 18 which carried the assistance person after bathing to the cart 17 of the wheelchair 4 for bathing.

As described above, according to the unlocking device for a bathing facility according to the present embodiment, since the first locking mechanism 30 is provided, the bathing wheelchair 4 is set in the normal position in the bathtub 2 and the releasing portion of the seat portion 12 is set. 15 is placed on the receiving portion 34b of the stopper 34 of the wheelchair 4 for bathing across the side surface 3 of the bathtub 2, so that the stopper 34 can be removed from the locked position, and the chair portion 18 is removed from the carriage 17 via the release portion 15. It can be moved to the seat 12 in the bathtub 2.
Moreover, the configuration of the first lock mechanism 30 is simple, and the unlocking operation is easy.

Moreover, since the release part 15 was provided in the seat part 12 located in the bathtub 2, if the release part 15 is opened, it will extend over the side surface 3 of the bathtub 2 to the outer wheelchair 4 for bathing, and also the release part 15 also has the rail 16 Therefore, the rail 16 of the release portion 15 constitutes an intermediate rail connecting the rail 14 of the carriage 17 and the rail 23 of the seat portion 12, and the chair portion 18 is connected to the rail 23 of the carriage 17 and the release portion. Therefore, it is possible to reliably move the chair portion 18 to the rail 16 of the seat portion 12 and the rail portion 14 of the seat portion 12.
And since the cancellation | release part 15 which cancels | releases the lock | rock of the trolley | bogie part 17 and the chair part 18 is located in the outer side of the seat part 12, there also exists an advantage that it is easy to introduce the chair part 18 in the seat part 12. FIG.

In addition, according to the unlocking device for the bathing facility 1 according to the present embodiment, the first locking mechanism 30 is used unless the bathtub 2 and the bathing wheelchair 4 are fixed at the regular positions by the second locking mechanism 43. Since the chair part 18 cannot be separated from the carriage 17 and the chair part 18 cannot be moved, the operation is reliable and safe.
In addition, the second lock mechanism 43 has a configuration in which a fitting pin 50 is provided on the bathing wheelchair 4 side and a fitting hole 45 is provided on the bathtub 2 side, and the wheelchair 4 is lightweight. When the chair portion 18 is moved from the seat portion 12 of the bathtub 2, the carriage 17 may rotate upward and the fitting pin 50 may be removed from the fitting hole. However, according to the second locking mechanism 43 according to the present embodiment, since the fitting hole 45 is provided on the cart 17 side and the fitting pin 50 is provided on the bathtub 2 side, even if the cart 17 is rotated upward, The fitting pin 50 is not detached from the fitting hole 45, and the safety of operation is increased.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and can be appropriately changed without departing from the scope of the present invention.
For example, in the above-described embodiment, in the state where the bathing wheelchair 4 is set in the normal position of the bathtub 2, the release portion 15 provided in the seat portion 12 is opened from the folded state. 12 may be used in a state where the release portion 15 is opened in the horizontal direction from the beginning. Even in this case, by setting the bathing wheelchair 4 at the normal position by the second locking mechanism 43, the releasing portion 15 is placed on the receiving portion 34 b of the stopper 34, so that the locking member 33 is moved to the blocking member 41. You can move to an inclined position that is off the course.

Moreover, although the opening part 5 was provided in the side surface 3 of the bathtub 2 in the above-mentioned embodiment, the seat part 12 is located on the bathtub upper surface without providing the opening part 5, and the chair part 18 is set to be movable from the carriage 17. May be. Further, the bottom of the bathtub 2 may be set at substantially the same position as the lower part of the opening 5.
In the above-described embodiment, the rail 23 of the carriage 17 of the bathing wheelchair 4 constitutes a first rail, the rail 14 of the seat portion 12 is the second rail, and the rail 16 of the release portion 15 is the third rail. Configure. Moreover, the chair part 18 comprises a seating part.
Moreover, in this Embodiment of this invention, although the wheelchair 4 for bath was demonstrated, it replaced with the wheelchair 4 for bathing, and the stretcher (cart) and the stretcher for a bath comprised from a stretcher main body (sitting part) were also used. The configuration of the present embodiment can be employed.

DESCRIPTION OF SYMBOLS 1 Bathing equipment 2 Bathtub 3 Side surface 4 Bathing wheelchair 5 Opening part 12 Seating part 14 Rail (second rail)
15 Release part 15a Central part 16 Rail (third rail)
17 dolly 18 chair 23 rail (first rail)
30 First lock mechanism 32 Support shaft 33 Locking member 34 Stopper 34a Locking portion 34b Receiving portion 39 Coil spring 41 Blocking member 43 Second lock mechanism 45 Fitting hole 50 Fitting pin

Claims (5)

A wheelchair for bathing on which a roller provided on a seating part runs on a first rail provided on a carriage and can be separated, and a bathtub having a seating part provided with a second rail facing the first rail; In the bathing facility with
A locking member which is provided on the carriage and selectively takes a position where the seating portion is prevented from moving from the carriage and an allowable position;
A first locking mechanism having a release portion that is provided on the seat portion and that positions the locking member at a position that allows the seating portion to move from the carriage by pressing the locking member. A device for unlocking a bathing facility characterized by that.   The unlocking device for a bathing facility according to claim 1, wherein a third rail is provided in the release portion. The first locking mechanism includes a blocking member provided at a position that interferes with the locking member when the seating portion is about to move from the carriage, and biases the locking member to a position that interferes with the blocking member. And a biasing member that
When the release portion provided on the seat portion presses the locking member, the locking member is retracted to a position deviating from the position interfering with the blocking member against the biasing force of the biasing member. The unlocking device for the bathing facility according to claim 1 or 2.   2. A second locking mechanism provided with a fitting hole provided in one of the carriage and the bathtub of the bathing wheelchair, and provided with a fitting pin that can be fitted in the fitting hole on the other. 3. An unlocking device for a bathing facility according to any one of 3).   The said release part provided in the said seat part was made foldable, the said seat part was hold | maintained in the bathtub in the folded state, and the said release part protruded the outer side of the bathtub in the open state. 5. A device for unlocking a bathing facility according to any one of items 4 to 4.

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