CN209611453U - A kind of power-assisted cushion - Google Patents

Abstract

The utility model discloses a kind of power-assisteds to play cushion, it includes upper cushion component, lower cushion component, elastic component and adjustment structure that power-assisted, which plays cushion, one end of upper cushion component and one end of lower cushion component are rotatably connected, and elastic component is arranged between upper cushion component and lower cushion component；Wherein, upper cushion component and lower cushion component are relatively rotated with opening state and closed state, and elastic component is in compressive state in closed state, adjustment structure for make cushion component in the on-state with it is not identical to the torque of elastic component under closed state.Existing power-assisted cushion, which is able to solve, by technical solution provided by the present application is unable to satisfy the problem of user plays seat demand.

Description

A kind of power-assisted cushion

Technical field

The utility model relates to power-assisted field of mechanical technique, particularly relate to a kind of power-assisted cushion.

Background technique

It stands up to be primary condition that a people can live on one's own life from seat.It sits up advanced age or sufferer of the movement to flag For be movement that a height gets injured by a fall risk.Therefore, the elderly or sufferer need foreign object often to have assisted sitting, and they are sitting Under process in often have the situation of " sitting cross-legged in meditation ".Other than the first decline from both legs muscle of old physical efficiency, the body for playing seat initial stage leans forward Angle and the reduction of joint of lower extremity movement velocity cause them to act difficulty of being confined.Accordingly, it is desirable to provide one kind can make family is daily Cushion or seat help them that can slow down body when sitting down and drive decrease speed, help them effectively to control and be converted to seat The movement of appearance, while seated user is boosted gently by power-assisted when playing seat.

Provide some power-assisteds cushion in the prior art makes user when sitting down by placing spring on cushion Slow down decrease speed using elastic force, and reduces using the spring driving force when user stands up when standing up.

But existing power-assisted plays the seat weight that cushion spring effective tension when playing seat is less than body, for the user Still need to overcome when body rises and sits certain gravity just can, it is very limited that power-assisted sat to rising of providing of user, still without Method meets the seat demand of user.

Utility model content

In view of this, the purpose of this utility model is that proposing that a kind of power-assisted plays cushion.

Provide a kind of power-assisted based on above-mentioned purpose the utility model and play cushion, power-assisted rise cushion include upper cushion component, Lower cushion component, elastic component and adjustment structure, one end of upper cushion component and one end of lower cushion component are rotatably connected, bullet Property part be arranged between upper cushion component and lower cushion component；Wherein, upper cushion component and lower cushion component are relatively rotated to have There are opening state and closed state, elastic component is in compressive state in closed state, and adjustment structure is for making cushion component In the on-state with it is not identical to the torque of elastic component under closed state.

Further, upper cushion component includes upper plate and upper chair cushion, and upper plate has the first end and second end being oppositely arranged, The first end of upper plate is rotatably connected with lower cushion component, and elastic component is arranged between upper plate and lower cushion component, and upper chair cushion is set It sets in the side far from lower cushion component of upper plate, upper chair cushion can slide between the first and second ends with respect to upper plate.

Further, adjustment structure includes sliding slot and connector, and sliding slot is arranged on upper plate, and sliding slot is along the first of upper plate End to second end extends, and one end of connector is connect with upper chair cushion, and the other end of connector is slidably disposed in sliding slot.

Further, adjustment structure includes multiple sliding slots and multiple connectors, and multiple sliding slots are set in parallel to each other upper On plate, multiple sliding slots are arranged in a one-to-one correspondence with multiple connectors.

Further, adjustment structure further includes rolling member, and rolling member is arranged between upper plate and upper chair cushion, and rolling member is used for Chair cushion is with respect to the frictional force that upper plate slides in reduction.

Further, elastic component includes torsional spring, and torsional spring has a upper torque arm and lower torque arm being oppositely arranged, upper cushion component and Lower cushion component is connected by shaft, and torsional spring is threaded through in shaft, and upper torque arm is abutted with upper cushion component, lower torque arm and lower seat Pad assembly abuts.

Further, lower cushion component includes lower plate and lower chair cushion, and lower plate or lower chair cushion pass through the first of shaft and upper plate End connection, lower chair cushion is fixedly connected with lower plate, and lower chair cushion is located at the side of the separate upper plate of lower plate.

Further, it further includes upper connector and lower connector that power-assisted, which plays cushion, and upper connector includes on interconnected Connecting plate and upper pivoted arm with holes, upper pivoted arm are located at the two sides of upper junction plate, the first end connection of upper junction plate and upper plate, lower company Fitting includes lower connecting plate interconnected and lower pivoted arm with holes, and lower pivoted arm is located at the two sides of lower connecting plate, lower connecting plate with Lower plate connection, shaft are threaded through in the axis hole in the hole on pivoted arm, the hole on lower pivoted arm and torsional spring, can by upper plate and lower plate Rotation connection.

Further, it further includes fixed plate that power-assisted, which plays cushion, and fixed plate is connect with lower plate, and fixed plate has escape groove, under Torque arm is threaded through in escape groove, and lower torque arm is fixed in lower plate by fixed plate.

Further, lower plate and lower chair cushion are separate structure, and the material of lower plate is different from the material of lower chair cushion.

From the above it can be seen that it includes upper cushion component, lower cushion group that power-assisted provided by the utility model, which plays cushion, Part, elastic component and adjustment structure.Wherein, upper cushion component and lower cushion component are rotatably connected, and elastic component is located at upper cushion Between component and lower cushion component, upper cushion component and lower cushion component can be made in the open state by the elastic component, led to Cross adjustment structure can make cushion component under opening state and closed state it is not identical to the torque of elastic component.It uses When, the elastic force of elastic component is overcome so that upper cushion component and lower cushion component closure, make by gravity when user sits down User can slowly sit down；When playing seat, upper cushion component can be made to reduce the torque of elastic component using adjustment structure, made in this way It obtains elastic force and torque caused by gravity is greater than to the torque of upper cushion component, and then open cushion component, made with auxiliary User stands up.User can in this way risen to sit without lifting an eyebrow, without borrowing any auxiliary tool, when reducing user and standing up The risk for injury of falling, meet user plays seat demand.

Detailed description of the invention

Fig. 1 is the structural schematic diagram that power-assisted provided by the embodiment of the utility model plays cushion；

Fig. 2 is the front view that power-assisted provided by the embodiment of the utility model plays cushion；

Fig. 3 is that power-assisted provided by the embodiment of the utility model plays the schematic diagram of cushion in the closure state；

Fig. 4 is that power-assisted provided by the embodiment of the utility model plays cushion in the closure state, and seat is with respect to upper plate The schematic diagram of Forward.

Wherein, the above drawings include the following reference numerals:

10, upper cushion component；11, upper plate；12, upper chair cushion；

20, lower cushion component；21, lower plate；22, lower chair cushion；

30, elastic component；31, upper torque arm；32, lower torque arm；

41, sliding slot；42, connector；43, rolling member；50, shaft；

61, upper connector；62, lower connector；70, fixed plate.

Specific embodiment

For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and Referring to attached drawing, the utility model is further described.

It should be noted that all statements for using " first " and " second " are for area in the utility model embodiment Be divided to two non-equal entities of same names or non-equal parameter, it is seen that " first " " second " only for statement convenience, It should not be construed as the restriction to the utility model embodiment, subsequent embodiment no longer illustrates this one by one.

As shown in Figures 1 to 4, the utility model embodiment provides a kind of power-assisted cushion, which plays cushion and include Upper cushion component 10, lower cushion component 20, elastic component 30 and adjustment structure.Wherein, one end of upper cushion component 10 and lower seat One end of pad assembly 20 is rotatably connected, and elastic component 30 is arranged between upper cushion component 10 and lower cushion component 20, utilizes bullet Cushion component 10 and lower cushion component 20 in the resilient support of property part 30, so that upper cushion component 10 and lower cushion component 20 exist It may be at opening state when original state.Wherein, upper cushion component 10 can be with lower cushion component 20 hingedly to realize the two Relatively rotate, one end of torsional spring can also be made to connect with upper cushion component 10 by elastic component 30, such as torsional spring, torsional spring it is another End is connect with lower cushion component 20, to realize the relative rotation of the two.In the present embodiment, upper cushion component 10 and lower cushion group Part 20 is relatively rotated so that with opening state and closed state, elastic component 30 is in compressive state in closed state, utilizes bullet Property part 30 elastic force can make power-assisted rise cushion it is in the open state.Upper cushion component 10 can be made in open shape by adjusting structure Under state and closed state under it is not identical to the torque of elastic component 30.It is wherein not identical for the torque of elastic component 30 can be by changing Become the pressure to upper cushion component 10, can also be realized by changing the position of upper 10 relative resilient part 30 of cushion component.

Specifically, for user when sitting down, cushion is in the open state in advance when stating power-assisted cushion in use, User is buffered using upper cushion component 10, it, can since the gravity of user is greater than the elastic force of elastic component 30 So that user is slowly sat down, and is closed cushion component 10 and lower cushion component 20；When user stands up, adjustment is utilized Structure changes upper cushion component 10 to the torque of elastic component 30, specifically, tension of its torque less than elastic component 30 can be made, this Sample can be such that cushion component 10 springs back, and user is made to stand up to act without can be completed firmly or by other external force.Pass through The power-assisted cushion, which can satisfy, sits needs to old man, rising for the constant person of action, reduces what it got injured by a fall during playing seat Risk.

Specifically, cushion component 10 includes upper plate 11 and upper chair cushion 12 on this, upper plate 11 has the first end being oppositely arranged And second end, the first end of upper plate 11 are rotatably connected with lower cushion component 20, elastic component 30 is arranged in upper plate 11 and lower cushion Between component 20, the side far from lower cushion component 20 of upper plate 11 is arranged in upper chair cushion 12, and upper chair cushion 12 can be with respect to upper plate 11 It slides between the first and second ends.With this configuration, the i.e. changeable upper chair cushion of the opposite sliding of upper plate 11 of upper chair cushion 12 is utilized The torque of 12 pairs of elastic components 30.Specifically, upper chair cushion 12 is right when upper chair cushion is slided from the second end of upper plate 11 to first end The torque of elastic component 30 is gradually reduced, and when arrival overcomes the position of user's gravity, cushion component 10 can be made towards opening Position rotation, user can stand up by the moment of elasticity.When user needs to sit down, make chair cushion 12 by the of upper plate 11 One end makes it overcome moment of elasticity towards the mobile torque to increase gravity of second end to complete upper cushion component 10 and lower cushion The closure of component 20.

Existing power-assisted cushion is able to solve with this configuration to stand up brought by elastic force deficiency when user stands up Difficult problem.Also, the standing up of the movement of upper chair cushion 12 and user, movement of sitting down can be consistent, user when standing up Forward movement is needed, is just able to drive the Forward of chair cushion 12 at this time, changes gravity to the torque of elastic component 30, and then complete It stands up to act, and so that power-assisted is played cushion and open；User also accordingly has and moves back movement when sitting down, can be during sitting down Chair cushion 12 is moved back, changes gravity again to elastic component torque, and then complete movement of sitting down, power-assisted is made to play cushion closure.

Specifically, the adjustment structure includes sliding slot 41 and connector 42, sliding slot 41 is arranged on upper plate 11, and 41 edge of sliding slot The first end of upper plate 11 to second end extends, and one end of connector 42 is connect with upper chair cushion 12, and the other end of connector 42 can be slided It is arranged in sliding slot 41 dynamicly.Cooperated by sliding slot 41 and connector 42 so that upper chair cushion 12 can be slided before and after opposite upper plate 11 It is dynamic.

In the present embodiment, which includes multiple sliding slots 41 and multiple connectors 42, and multiple sliding slots 41 are mutually flat It is arranged on upper plate 11 capablely, multiple sliding slots 41 are arranged in a one-to-one correspondence with multiple connectors 42.By the way that multiple 41 Hes of sliding slot are arranged Multiple connectors 42 can be such that chair cushion 12 slides on upper plate 11 relatively steady, the mobile stability of chair cushion 12 in guarantee, into And can guarantee the safety of user, and by the way that connector 42 to be threaded through in sliding slot 41, chair cushion 12 can be limited Sliding stroke slide chair cushion 12 can only in the length range of sliding slot 41.

Specifically, the adjustment structure further includes rolling member 43, rolling member 43 is arranged between upper plate 11 and upper chair cushion 12, rolling Moving part 43 is used to reduce chair cushion 12 with respect to the frictional force that upper plate 11 slides.Specifically, the rolling member 43 can for spherical roller, The components such as plastic slide can make chair cushion 12 more smooth, steady in sliding by the way that rolling member 43 is arranged.

Wherein, elastic component 30 can be torsional spring, or spring.In the present embodiment, which is set as turning round Spring, torsional spring have the upper torque arm 31 and lower torque arm 32 being oppositely arranged, and upper cushion component 10 and lower cushion component 20 pass through shaft 50 Connection, torsional spring is threaded through in shaft 50, and upper torque arm 31 is abutted with upper cushion component 10, and lower torque arm 32 is supported with lower cushion component 20 It connects.Specifically, upper torque arm 31 is abutted with upper plate 11, to be applied by torsional spring to upper cushion component 10 and lower cushion component 20 Elastic force.

Wherein, lower cushion component 20 includes lower plate 21 and lower chair cushion 22, lower plate 21 or lower chair cushion 22 by shaft 50 with it is upper The first end of plate 11 connects, and lower chair cushion 22 is fixedly connected with lower plate 21, and lower chair cushion 22 is located at the separate upper plate 11 of lower plate 21 Side.Wherein, lower plate 21 and lower chair cushion 22 can be structure as a whole, or separate structure, in the present embodiment by lower plate 21 and lower chair cushion 22 be set as separate structure, the material that both can make is different, to meet comfortable and bonding strength want respectively It asks.

As shown in Figure 1, it further includes upper connector 61 and lower connector 62 that the power-assisted, which plays cushion, upper connector 61 includes phase The upper junction plate and upper pivoted arm with holes to connect, upper pivoted arm are located at the two sides of upper junction plate, and the of upper junction plate and upper plate 11 One end connection.Lower connector 62 includes lower connecting plate interconnected and lower pivoted arm with holes, and lower pivoted arm is located at lower connecting plate Two sides, lower connecting plate are connect with lower plate 21, and shaft 50 is arranged on lower chair cushion 22, and shaft 50 be threaded through hole on pivoted arm, Hole on lower pivoted arm and in the axis hole of torsional spring, upper plate 11 and lower plate 21 are rotatably connected.By the way that upper connector 61 is arranged It can be improved bonding strength with lower connector 62, and be convenient for the production and installation of device.Wherein, upper connector 61 and upper plate 11 can be structure as a whole, and lower connector 62 can be structure as a whole with lower plate 21.

In the present embodiment, it further includes fixed plate 70 that power-assisted, which plays cushion, and fixed plate 70 is connect with lower plate 21, and fixed plate 70 has There is escape groove, lower torque arm 32 is threaded through in escape groove, and lower torque arm 32 is fixed in lower plate 21 by fixed plate 70.Pass through setting Torsional spring can be fixed in fixed plate 70, and torsional spring is avoided to shake when standing up or sitting down.Specifically, fixed plate 70 can adopt It is linked together with impact style and lower plate 21.

The power-assisted provided through this embodiment plays cushion, user using rise sit when body lean forward and drive chair cushion 12 before It is sliding, torque is pushed to reduce body center of gravity, when center of gravity, which pushes torque, is less than torsional spring torque, upper chair cushion 12 is opened under the effect of torsion spring It opens, to provide the lifting power-assisted sat and needed.It plays seat initial stage body and leans forward the Forward of movement drive chair cushion also while the knee joint that moves forward Flexed knee, the body center of gravity of Forward also shorten at a distance from the double-legged body power of support upwards, reduce initial stage standing of standing up Both legs fight the muscular force of this couple needs.

When sitting down, body is contacted in advance positioned at the upper chair cushion 12 of opening state, receiving portion attends to anything else body seat weight to alleviate both legs Muscle burden helps user that can independently sit down.Chair cushion 12 slides to rear naturally in process of sitting down, and increases and pushes torque, instantly When pressure square is greater than moment of elasticity, upper and lower chair cushion Natural closure.Playing cushion by the power-assisted can not only assist user to sit down, User can also be helped to stand up to stand, reduce user's injured risk of tumble when playing seat.

It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under the thinking of the utility model, the above reality Applying can also be combined between the technical characteristic in example or different embodiments, and there are the utility model as described above Many other variations of different aspect, for simplicity, they are not provided in details.Therefore, all spirit in the utility model Within principle, any omission, modification, equivalent replacement, improvement for being made etc. should be included in the protection scope of the utility model Within.

Claims (10)

1. a kind of power-assisted plays cushion, which is characterized in that it includes upper cushion component (10), lower cushion component that the power-assisted, which plays cushion, (20), the one of elastic component (30) and adjustment structure, one end of the upper cushion component (10) and the lower cushion component (20) End is rotatably connected, and the elastic component (30) is arranged between the upper cushion component (10) and the lower cushion component (20)； Wherein, the upper cushion component (10) and the lower cushion component (20) relatively rotate with opening state and closed state, The elastic component (30) is in compressive state in the closed state, and the adjustment structure is for making the upper cushion component (10) not identical to the torque of the elastic component (30) under the opening state and under the closed state.

2. power-assisted according to claim 1 plays cushion, which is characterized in that the upper cushion component (10) includes upper plate (11) With upper chair cushion (12), the upper plate (11) has the first end and second end that is oppositely arranged, the first end of the upper plate (11) with The lower cushion component (20) is rotatably connected, and the elastic component (30) is arranged in the upper plate (11) and the lower cushion component (20) between, the side of the separate lower cushion component (20) of upper chair cushion (12) setting in the upper plate (11) is described Upper chair cushion (12) can the relatively described upper plate (11) slided between the first end and the second end.

3. power-assisted according to claim 2 plays cushion, which is characterized in that the adjustment structure includes sliding slot (41) and connection Part (42), the sliding slot (41) is arranged on the upper plate (11), and the sliding slot (41) is along the first end of the upper plate (11) Extend to second end, one end of the connector (42) is connect with the upper chair cushion (12), the other end of the connector (42) It is slidably disposed in the sliding slot (41).

4. power-assisted according to claim 3 plays cushion, which is characterized in that the adjustment structure includes multiple sliding slots (41) and multiple connectors (42), multiple sliding slots (41) are set in parallel to each other on the upper plate (11), multiple The sliding slot (41) is arranged in a one-to-one correspondence with multiple connectors (42).

5. power-assisted according to claim 2 plays cushion, which is characterized in that the adjustment structure further includes rolling member (43), The rolling member (43) is arranged between the upper plate (11) and the upper chair cushion (12), and the rolling member (43) is for reducing institute State the frictional force of relatively described upper plate (11) sliding of chair cushion (12).

6. power-assisted according to claim 2 plays cushion, which is characterized in that the elastic component (30) includes torsional spring, the torsion Spring has the upper torque arm (31) and lower torque arm (32) being oppositely arranged, the upper cushion component (10) and the lower cushion component (20) It is connected by shaft (50), the torsional spring is threaded through on the shaft (50), and the upper torque arm (31) and the upper cushion group Part (10) abuts, and the lower torque arm (32) abuts with the lower cushion component (20).

7. power-assisted according to claim 6 plays cushion, which is characterized in that the lower cushion component (20) includes lower plate (21) With lower chair cushion (22), the lower plate (21) or the lower chair cushion (22) are connected by the first end of shaft (50) and the upper plate (11) It connects, the lower chair cushion (22) is fixedly connected with the lower plate (21), and the lower chair cushion (22) is located at the remote of the lower plate (21) Side from the upper plate (11).

8. power-assisted according to claim 7 plays cushion, which is characterized in that it further includes upper connector that the power-assisted, which plays cushion, (61) and lower connector (62), the upper connector (61) includes upper junction plate interconnected and upper pivoted arm with holes, described Upper pivoted arm is located at the two sides of the upper junction plate, and the upper junction plate is connect with the first end of the upper plate (11), the lower company Fitting (62) includes lower connecting plate interconnected and lower pivoted arm with holes, and the lower pivoted arm is located at the two of the lower connecting plate Side, the lower connecting plate are connect with the lower plate (21), and the shaft (50) is threaded through hole on the upper pivoted arm, lower turn described Hole on arm and in the axis hole of the torsional spring, the upper plate (11) and the lower plate (21) are rotatably connected.

9. power-assisted according to claim 7 plays cushion, which is characterized in that it further includes fixed plate that the power-assisted, which plays cushion, (70), the fixed plate (70) connect with the lower plate (21), and the fixed plate (70) has escape groove, the lower torque arm (32) It is threaded through in the escape groove, the lower torque arm (32) is fixed on the lower plate (21) by the fixed plate (70).

10. power-assisted according to claim 7 plays cushion, which is characterized in that the lower plate (21) and the lower chair cushion (22) For separate structure, and the material of the lower plate (21) is different from the material of the lower chair cushion (22).