CN208129821U - A kind of chair suitable for old man's lethargic sleep - Google Patents

Abstract

The utility model discloses a kind of chair suitable for old man's lethargic sleep, the supporting leg including being located at two sides, further include can be abutted around the backrest that fixed pivot rotate, the bottom end of the backrest have can horizontal sliding seat board, and the seat board is between two supporting legs；The end of the seat board abuts the rotation supporting plate having to support leg, there is spring, to slide and push the rotation supporting plate, forward under the rotary action of the backrest when the seat board to realize that the rotation supporting plate is rotated towards direction identical with the direction of rotation of the backrest between the bottom surface of the seat board and the rotation supporting plate.Above-mentioned chair deliberately operates the purpose that support leg can be realized without using person.

Description

A kind of chair suitable for old man's lethargic sleep

Technical field

The utility model relates to household technical field, in particular to a kind of chair suitable for old man's lethargic sleep.

Background technique

As its name suggests, old man's seat is the vast the elderly of service, it has generality and popularity.Although current market On have the seats of various functions, but there is no crowd is used for the elderly, those are seldom for the seat that the elderly designs 's.

In the prior art, old man's seat mostly just has the function of seat, the elderly when using seat also The variation of other body gestures, when the elderly is when using unbacked this kind of seats, it is very uncomfortable for using 's.For in terms of the moulding, it may be said that be simplicity generosity, but the elderly has the demand of body different aspect, therefore seat Setting be only merely to play the role of relieving fatigue, provide rest, this is not able to satisfy the demand of the elderly's various aspects.It is old For people with advancing age, body is easy fatigue, is short of physical strength, they cannot often stand, and also usually convert various appearances Whole body can be loosened for gesture.

Utility model content

The purpose of the utility model is to provide a kind of chair suitable for old man's lethargic sleep, which deliberately grasps without using person The purpose of support leg can be realized.

To achieve the above object, the utility model provides a kind of chair suitable for old man's lethargic sleep, including being located at two sides Supporting leg, further include can around the backrest that fixed pivot rotates, the bottom end of the backrest abut have can horizontal sliding seat board, and it is described Seat board is located between two supporting legs；The end of the seat board abuts the rotation supporting plate having to support leg, the seat Between the bottom surface of plate and the rotation supporting plate have spring, to when the seat board under the rotary action of the backrest forward Slide and push the rotation supporting plate, to realize the rotation supporting plate towards side identical with the direction of rotation of the backrest To rotation.

Relative to above-mentioned background technique, chair provided by the utility model turns when user head rests on headrest Dynamic supporting plate can slowly be unfolded, and can support live the both feet of user.At the same time, under the action of the spring, it keeps away Exempt from the pop-up excessive velocities of rotation supporting plate, and then avoids influencing the state of user's lethargic sleep；Since rotation supporting plate is non- It is by spring control under triggering state positioned at the bottom of seat board, therefore only when user head rests on headrest, lever The power of effect is greater than the power of spring, and rotation supporting plate will overturn pop-up.Spring used by the utility model, so that rotation is held The reversal rate of supporting plate will not quickly, and the speed for lifting foot is unlikely to wake up with a start user.

Preferably, the top of the backrest has headrest.

Preferably, the headrest can adjust height relative to the backrest.

Preferably, when the non-stress of the backrest, the rotation supporting plate is located at the bottom of the seat board.

Preferably, the length of the rotation supporting plate is between the 1/3~2/3 of the seat board length.

It preferably, further include to wrap up the seat board to accommodate the cushion that the seat board moves up and down, and the cushion It is fixedly arranged between two supporting legs.

Preferably, the top of two supporting legs is equipped with handrail.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 is the structural schematic diagram provided by the utility model embodiment suitable for the chair of old man's lethargic sleep；

Fig. 2 is the side view of Fig. 1；

Fig. 3 is structure principle chart of the chair of Fig. 1 under the state that is not switched on；

Fig. 4 is structure principle chart of the chair of Fig. 1 in opening procedure；

Fig. 5 is the rearview of the headrest of chair in Fig. 1.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In order to make those skilled in the art more fully understand the utility model, with reference to the accompanying drawing and specifically The utility model is described in further detail for embodiment.

Fig. 1 to Fig. 5 is please referred to, Fig. 1 is the knot provided by the utility model embodiment suitable for the chair of old man's lethargic sleep Structure schematic diagram；Fig. 2 is the side view of Fig. 1；Fig. 3 is structure principle chart of the chair of Fig. 1 under the state that is not switched on；Fig. 4 is Fig. 1's Structure principle chart of the chair in opening procedure；Fig. 5 is the rearview of the headrest of chair in Fig. 1.

A kind of chair suitable for old man's lethargic sleep of the utility model offer, the supporting leg including being located at two sides, such as explanation Shown in book attached drawing 1 and attached drawing 2.

There are two left branch legs 91 in the left side of chair, and there are two right supporting legs 92 on the right side of chair, and four supporting legs are with for chair Relative to ground held stationary；There is seat board 20 between left branch leg 91 and right supporting leg 92, taken with for user.

The bottom end of backrest 1 is butted on abutment 31 with 20 phase of seat board, and backrest 1 can be rotated around fixed pivot 21, such as Shown in Figure of description 3 and attached drawing 4；That is, when backrest 1 is rotated around fixed pivot 21, bottom end (namely the abutment of backrest 1 31) it moves upwards, and is moved towards the direction of seat board 20；Since abutment 31 is moved towards the direction of seat board 20, so that seat board 20 move (by taking attached drawing 3 and attached drawing 4 as an example) upwards and to the left under the action of abutment 31；Certainly, in order to ensure riding on User's ride comfort of seat board 20, the left and right ends of seat board 20 are preferably synchronous to move up and down；That is, when seat board 20 right end ( That is abutment 31) under the action of backrest 1 rotates, when moving upwards and to the left, the left end of seat board 20 should also be synchronized upwards simultaneously It moves to the left；In order to realize that the synchronous of 20 left and right ends of seat board moves up and down, can be realized using mechanism in the prior art, Repeats no more herein.

Rotation supporting plate 50 can be rotated relative to support fulcrum 41, and the relative position of support fulcrum 41 immobilizes； The end (namely left end of seat board 20) of seat board 20 abuts rotation supporting plate 50, when the left end of seat board 20 is upward and moves to the left When, seat board 20 slides upwards relative to rotation supporting plate 50, and under the motive force that seat board 20 moves to the left, realizes that rotation is held Supporting plate 50 is rotated to the outside of chair, namely the direction of rotation of rotation supporting plate 50 is identical as the direction of rotation of backrest 1, to reach To when user is under lethargic state, backward by backrest 1, so that backrest 1 rotates, and then rotation supporting plate 50 is driven outward The purpose of rotation support user leg.

In summary, in order to realize that the left end of seat board 20 pushes rotation supporting plate 50 to rotate, seat board 20 should be located at support branch The lower section of point 41, and there is a certain distance in the up-down direction between seat board 20 and support fulcrum 41, to ensure seat board 20 It moves up and down.Certainly, the specific location relationship between seat board 20 and support fulcrum 41 can with depend on the actual needs, such as： For backrest 1 limit rotation position, rotate supporting plate 50 the limit rotation parameters such as angle can suitably adjust seat board 20 with Positional relationship between support fulcrum 41, repeats no more herein.

There is spring 40 between the bottom surface and rotation supporting plate 50 of seat board 20, as shown in Figure of description 3 and attached drawing 4； In the state of 20 non-stress of seat board, spring 40 is in compressive state, and rotation supporting plate 50 is tightened in the bottom surface of seat board 20；And After 20 stress of seat board rotates, seat board 20 pushes rotation supporting plate 50 to rotate, and spring 40 is stretched at this time, and in bullet Under the active force of spring 40, the rotation speed of rotation supporting plate 50 slows down, since the user of the chair of the utility model is mainly The elderly, the elderly rely on backrest 1 in not conscious lethargic sleep in spite of oneself, and backrest 1 rotates, and in the tension of spring 40 It realizes that the reversal rate of rotation supporting plate 50 is unlikely to too fast under power, avoids wake up with a start unnecessary to user.

In order to optimize the structure of chair, the length of rotation supporting plate 50 is between the 1/3~2/3 of 20 length of seat board.Certainly, Rotation supporting plate 50 should not be in contact under any state with ground, therefore the length of supporting leg can suitably make adjustment.

In order to improve the comfort of chair, the top of backrest 1 has headrest 10, with for the dependence of user head.Headrest 10 can also adjust height relative to backrest 1；As shown in Figure of description 5.For the height adjustment of headrest 10, it can use and stretch Contracting bar or other mechanisms in the prior art, the utility model provide a kind of following more preferred embodiment.

The top of backrest 1 has adjusting rod 60, and adjusting rod 60 is equipped with multiple mounting holes along the vertical direction, and headrest 10 can divide It is not connect with mounting hole, to realize the adjusting of 10 height of headrest.

Cushion 30 is also provided between left branch leg 91 and right supporting leg 92, seat board 20 is located in cushion 30, and cushion 30 is opposite It is fixed in position in supporting leg, and seat board 20 can realize the up and down motion in cushion 30 under the action of backrest 1；Two left sides The top of supporting leg 91 connects left handrail 81, and the top of two right supporting legs 92 connects right handrail 82, and two left branch legs 91 are helped with a left side Hand 81 can be wholely set, and two right supporting legs 92 can be wholely set with right handrail 82.

Above fixed pivot 21 and support fulcrum 41 can be set to supporting leg, since the position of supporting leg immobilizes, because This fixed pivot 21 and the position of support fulcrum 41 are kept fixed.

It should be noted that in the present specification, such as first and second etc relational terms are used merely to one Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual Relationship or sequence.

The chair provided by the utility model suitable for old man's lethargic sleep is described in detail above.It is used herein Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help Understand the method and its core concept of the utility model.It should be pointed out that for those skilled in the art, Under the premise of not departing from the utility model principle, several improvements and modifications can be made to this utility model, these improve and Modification is also fallen into the protection scope of the utility model claims.

Claims (6)

1. a kind of chair suitable for old man's lethargic sleep, the supporting leg including being located at two sides, which is characterized in that further including can be around fixed branch The backrest of point rotation, the bottom end of the backrest abut have can horizontal sliding seat board, and the seat board is located at two supporting legs Between；The end of the seat board abuts the rotation supporting plate having to support leg, and the bottom surface of the seat board is held with the rotation There is spring, to when the seat board slides forward under the rotary action of the backrest and the rotation is pushed to hold between supporting plate Supporting plate, to realize that the rotation supporting plate is rotated towards direction identical with the direction of rotation of the backrest；

When the backrest rotates around the fixed fulcrum, the bottom end of the backrest is moved upwards, and the backrest is described in The direction of seat board moves；Since the direction of the abutment of the backrest and the seat board towards the seat board moves, so that described Seat board direction movement that is upward and being directed away from the backrest under the action of abutment；

When one end in the seat board far from the backrest is upward and moves to the direction far from the backrest, the seat board phase The rotation supporting plate is slid, and under the motive force of the seat board upwards, realizes the rotation supporting plate to chair The direction of rotation of outside rotation namely the rotation supporting plate is identical as the direction of rotation of the backrest；

The seat board is located at the lower section of the support fulcrum, and has in the up-down direction between the seat board and the support fulcrum There is pre-determined distance, to ensure the up and down motion of the seat board；And the length that the rotation supporting plate is located above the seat board is small It is located at the length below the seat board in the rotation supporting plate.

2. chair according to claim 1, which is characterized in that the top of the backrest has headrest.

3. chair according to claim 2, which is characterized in that the headrest can adjust height relative to the backrest.

4. chair according to any one of claims 1 to 3, which is characterized in that the length of the rotation supporting plate is institute Between state seat board length 1/3~2/3.

5. chair according to claim 4, which is characterized in that further include to wrap up the seat board to accommodate the seat board The cushion moved up and down, and the cushion is fixedly arranged between two supporting legs.

6. chair according to claim 5, which is characterized in that the top of two supporting legs is equipped with handrail.