CN210169457U

CN210169457U - Seat with adjustable back cushion

Info

Publication number: CN210169457U
Application number: CN201921109763.4U
Authority: CN
Inventors: Yucai Luo; 罗玉才
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-03-24
Anticipated expiration: 2029-07-15

Abstract

The utility model belongs to the technical field of back cushions, and discloses a seat with an adjustable back cushion, which comprises a back cushion body and a seat body, wherein the seat body comprises a buttock supporting seat and a backrest, the back cushion body is movably arranged on the backrest, and a holding tank matched with the back cushion body is also arranged above the backrest; in the headrest state, the cushion body is positioned in the accommodating groove above the backrest; under the state of back cushion, the back cushion body is positioned below the backrest. The utility model provides an among the prior art on the seat cushion use inconvenient and be difficult to carry out the problem of well accomodating. The use comfort level of a human body is improved by switching different use states of the back cushion body; in a back cushion state, the back cushion body supports the back, and the head of a human body can lie in the accommodating groove comfortably, so that rest is facilitated; and when in the headrest state, the seat can also be formed and accomodate the cushion body, and then has avoided the cushion body to outstanding and receive the striking easily and drop in the seat.

Description

Seat with adjustable back cushion

Technical Field

The utility model belongs to the technical field of the cushion, concretely relates to seat with adjustable cushion.

Background

While people in daily life sit still, they generally use a back cushion, which is mainly used to relieve respiratory stress and improve dyspepsia and to provide a strong and comfortable support for the user.

However, when people use the back cushion, the positions of the back cushion to be leaned against in different sitting postures are different. When people normally sit and lie, the body of the people tends to be vertical, the back cushion is generally placed at the head position, and the back cushion is in a headrest state at the moment; when people need to lie down, the buttocks move forwards, the body tilts backwards, the back cushion is placed at the back position, and the back cushion is in a back cushion state. On a seat or a sofa at home, people usually directly take the cushion to place at a position where the cushion needs to be placed when adjusting the cushion. For seats of trains, buses or some public areas, the cushion is easily lost when being directly placed on the seat; and if the back cushion is directly fixed on the seat, the adjustment of the back cushion according to the requirements of the user is difficult. In addition, generally, the seat is not provided with a place for accommodating the cushion, and the cushion often protrudes from the seat and is easily knocked down by collision. Therefore, it is very useful to design a seat in which the back cushion can be placed on the seat, the headrest state and the back cushion state can be switched, and the back cushion can be stored.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a seat with an adjustable back cushion, which can be used conveniently by people by driving the back cushion body to be movably connected with the backrest so as to switch different using states of the back cushion body; in addition, when the headrest is in a headrest state, the seat body can also accommodate the back cushion body, and the problem that the back cushion body protrudes out of the seat and is easy to impact and fall is avoided.

The utility model discloses the technical scheme who adopts does: a seat with an adjustable back cushion comprises a back cushion body and a seat body, wherein the seat body comprises a hip supporting seat and a backrest, the back cushion body is movably arranged on the backrest, and an accommodating groove matched with the back cushion body is further formed above the backrest; in the headrest state, the back cushion body is positioned in the accommodating groove above the backrest; under the state of back cushion, the back cushion body is positioned below the backrest.

Preferably, the cushion body is rotatably arranged on the backrest through a rotating shaft.

Preferably, the cushion body and/or the seat body are further provided with a fixing mechanism for fixing the cushion body in a headrest state.

Preferably, the fixing mechanism comprises a cushion body and a primary-secondary patch which is arranged on the backrest in a matching manner.

Preferably, the hip support seat is further provided with a cushion capable of sliding horizontally, the cushion and the hip support seat are connected through a rail, and the hip support seat is further provided with a positioning mechanism for fixing the cushion.

Preferably, the positioning mechanism comprises a bolt, the bolt penetrates through the hip support seat and is in threaded connection with the hip support seat, and the free end of the bolt is connected with the cushion through a bearing seat.

Preferably, a head cushion is further disposed in the accommodating groove.

Preferably, the two sides of the accommodating groove are provided with protrusions for preventing the head part from sliding off.

Preferably, the cushion body comprises supporting frameworks, and ventilation openings are formed between the adjacent supporting frameworks.

Preferably, the seat body is a chair or a sofa.

Preferably, the hip support seat is further provided with a handrail.

The utility model has the advantages that:

1. the utility model discloses a set up the activity of cushion body on the back, it can carry out the switching of headrest state and back of the body pad state to the cushion body to make things convenient for people's use more. When the back cushion body is in a back cushion state, the leaning and lying posture of the human body is more comfortable, a good waist protecting effect can be achieved, and lumbar diseases and the like caused by hanging of the waist for a long time are avoided. The utility model discloses still further rotate the cushion body and set up on the back, not only can make the cushion body install difficult losing on the back, can make things convenient for the switching that carries out different states to the cushion body moreover more. On the other hand, the holding tank arranged on the backrest of the utility model can hold the cushion body, thus avoiding the cushion protruding out of the seat and being easy to be knocked down by collision; meanwhile, the accommodating groove can be used for facilitating the placement of the head of a user when the user is in a back cushion state, and further the use comfort of the user is improved.

2. The utility model discloses a set up fixed establishment and carry out the fixed under the headrest state to the cushion body for holistic stability is better. Still set up slidable cushion in addition on the buttock supporting seat, can carry out the adaptability adjustment to the seat according to the demand that the user is different like this, when the cushion body is in the back of the body and fills up the state, human buttock along with the cushion antedisplacement, the back can be better lean on the cushion body to user's use experience has been improved.

3. The utility model discloses a set up the gas permeability that support chassis can make the cushion body better, further make things convenient for people to use in summer. And the head cushion is arranged, so that the comfort of the user in the lying state can be further improved.

The advantages of the invention are not limited to the description, but rather are described in greater detail in the detailed description for better understanding.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the back cushion body in a headrest state;

fig. 2 is a schematic structural view of the back cushion body of the present invention in a back cushion state;

FIG. 3 is a schematic top view of FIG. 1;

fig. 4 is a schematic structural view of the cushion body of the present invention;

fig. 5 is a schematic structural diagram of the positioning mechanism of the present invention;

in the figure: 1-a hip supporting seat, 2-a backrest, 3-a back cushion body, 31-a supporting framework, 32-a rotating shaft, 4-an accommodating groove, 5-a head soft cushion, 6-an armrest, 7-a cushion and 8-a fixing mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship that the utility model is usually placed when using, or the position or the positional relationship that the skilled person conventionally understands, or the position or the positional relationship that the utility model is usually placed when using, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. For those skilled in the art, the drawings of the above terms in the embodiments with specific meanings in the present invention can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

The invention will be further explained with reference to the drawings and the specific embodiments.

As shown in fig. 1-5, the present invention relates to a seat with an adjustable back cushion, which comprises a back cushion body 3 and a seat body, wherein the seat body can be a series of supporting devices such as a chair, a sofa, etc. which can be used for placing the back cushion body 3 and for people to sit down; the seat body comprises a hip supporting seat 1 and a backrest 2 arranged on one side of the hip supporting seat 1, the back cushion body 3 is movably arranged on the backrest 2, and an accommodating groove 4 matched with the shape and size of the back cushion body 3 is also arranged above the backrest 2; in a headrest state, as shown in fig. 1, the cushion body 3 is positioned in the accommodating groove 4 above the backrest 2; in the back-rest state, as shown in fig. 2, the cushion body 3 is located below the backrest 2. When the back cushion body 3 is in a headrest state, a human body sits and lies on the seat body, the back cushion body 3 slightly bulges to support the head of the human body, so that the sitting posture of people is more comfortable. And when cushion body 3 is in the state of backing up on the back, human body is leaned on and is lain on back on the seat body, cushion body 3 can support human back, and human head still can fall into holding tank 4 this moment, alright make human head further lean on backward like this, do benefit to people's sleep and human comfortable more.

To cushion body 3 activity set up in the mode of back 2, as optional, can carry out the detachable connecting piece that sets up and cushion body 3 looks adaptation to the position that supports human back in the holding tank 4 of back 2 and on back 2, this connecting piece can select for use primary and secondary subsides, primary and secondary to detain etc.. When the use state of the cushion body 3 needs to be switched, the cushion body 3 is taken down and then fixed to the backrest 2 at the corresponding position.

In the mode in which the cushion body 3 is movably provided on the backrest 2, it is preferable that the cushion body 3 is rotatably provided on the backrest 2 by the rotation shaft 32.

For the rotation shaft 32, it can be a rotation shaft fixed on the backrest 2, and one end of the cushion body 3 penetrates the rotation shaft and can rotate around it. But the rotating rod is hard, which can affect the use comfort of people. Therefore, the rotating shaft 32 is preferably provided as a soft rotating shaft 32, and in the actual design process, one end of the cushion body 3 can be relatively fixed on the backrest 2 by using a needle thread, and the cushion body 3 can rotate around the fixing shaft of the needle thread.

In order to enhance the comfort of the head of the human body, further, a head cushion 5 is further arranged in the accommodating groove 4, and the head cushion 5 is fixed in the accommodating groove 4 in a sticking mode.

In order to avoid people's landing from holding tank 4 when sleeping well, furtherly, holding tank 4 is the recess, and the both sides of holding tank 4 are equipped with the arch that prevents that the head from moving about, and the arch is close to the inboard of holding tank 4 and is equipped with certain radian in order to adapt to the slight removal of head, and as preferred, this arch sets up to holding tank 4's side edge, and holding tank 4's overall stability is better like this.

To the setting of holding tank 4, holding tank 4 can set up in the middle part of back 2 top, makes the area setting of cushion body 3 more reasonable like this, practices thrift cushion body 3's the cost that sets up. And the pivot 32 of cushion body 3 also sets up the middle part of back 2, so be convenient for cushion body 3 and the buttock supporting seat 1 between take place to contact under being in the back of the body state of filling up, rely on the friction effect between them, do benefit to cushion body 3 and the stability under the back of the body state of filling up. In addition, the lower part of the accommodating groove 4 is set to be the cambered surface, so that a human body can conveniently place the neck when the human body is inclined, the bent angle of the human body neck is matched with the inclination angle of the cambered surface below the accommodating groove 4, and the comfort degree of the human body can be further improved.

In order to prevent the cushion body 3 from easily rotating due to an external force when the cushion body is in the headrest state, a fixing mechanism 8 for fixing the cushion body 3 in the headrest state is further provided on the cushion body 3 and/or the seat body. Thus, the use of the back cushion body 3 in the headrest state can be facilitated.

As an alternative to the arrangement of the fixing mechanism 8, as shown in fig. 3, the top of the backrest 2 is provided with a bolt, and by rotating the bolt, the bolt is further pressed and contacted with the cushion body 3, so that the cushion body 3 can be fixed.

As another arrangement mode of the fixing mechanism 8, optionally, the fixing mechanism 8 includes a main cushion body 3 and a sub-main cushion which are cooperatively arranged on the backrest 2. In the state of the headrest, the back cushion body 3 and the backrest 2 are pasted through the primary-secondary paste.

In order to facilitate people to adjust different sitting postures on the seat so as to improve the comfort of the human body, further, a cushion 7 capable of horizontally sliding is arranged on the hip supporting seat 1, the cushion 7 is connected with the hip supporting seat 1 through a rail, and a positioning mechanism for fixing the cushion 7 is further arranged.

As a preferred way of positioning the mechanism, as shown in fig. 5, it comprises a bolt which passes through the hip support 1 and is in threaded connection with the hip support 1, and the free end of the bolt is connected with the seat cushion 7 through a bearing block, so that when the bolt is rotated, the seat cushion 7 is moved immediately, and thus the adjustment of the seat cushion can also be realized. Of course, the positioning mechanism is not limited to this, and any positioning mechanism that can adjust the position of the seat cushion 7 and fix the seat cushion in the position can be used as the arrangement of the present invention.

As for the arrangement of the back cushion body 3, a soft back cushion filled with filling cotton can be selected, and the soft back cushion generates adaptive deformation according to the pressure action of the human body, thereby improving the comfort of the human body.

In addition, the general cushion body 3 has poor air permeability, and in hot summer, the use of the soft cushion causes sweating and the comfort is reduced. In order to overcome the problem of poor air permeability of the back cushion body 3, as shown in fig. 4, further, the back cushion body 3 includes supporting frameworks 31, an air permeable port is provided between adjacent supporting frameworks 31, the supporting frameworks 31 are arranged on the outer surface of the back cushion body 3, and when a human body leans against the back cushion body 3, the supporting frameworks 31 exhibit rigidity to support the human body; in addition, the supporting framework 31 can also show certain flexibility, when the human body leans against, the supporting framework 31 can support the human body after being deformed to a certain degree, and the supporting framework 31 can recover the deformation after the external force is removed.

In order to facilitate the use of the seat, the hip support seat 1 is further provided with a handrail 6.

In a specific using process, when the back cushion body 3 is required to be in a headrest state, the back cushion body 3 is rotated in the accommodating groove 4, and then the back cushion body 3 is fixed through the fixing mechanism 8, so that a user can comfortably sit on the seat; when the back cushion body 3 is needed to be in a back cushion state, the fixing mechanism 8 is loosened, then the back cushion body 3 is rotated to be tightly attached to the lower portion of the backrest 2, at the moment, a user can lie on the seat in an inclined mode, the head of the user is relatively fixed in the accommodating groove 4, and even if the user sleeps, the head cannot slide left and right, so that the safety is high. If the lying angle of the human body needs to be further adjusted, the position of the cushion 7 can be adjusted.

The utility model discloses adjust cushion body 3 and cushion 7 etc. and can realize the different switching of the appearance that lies of user under the condition that does not change the whole space of seat and occupy, but also can guarantee the different human comfort levels of the appearance that lie, it is applicable to the seat and the sofa etc. of family to still more extensively be applicable to the seat setting in public areas such as train, passenger train, platform.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The utility model provides a seat with adjustable cushion, includes cushion body (3) and seat body, its characterized in that: the seat body comprises a hip supporting seat (1) and a backrest (2), the back cushion body (3) is movably arranged on the backrest (2), and a containing groove (4) matched with the back cushion body (3) is further arranged above the backrest (2); in a headrest state, the back cushion body (3) is positioned in the accommodating groove (4) above the backrest (2); under the state of back cushion, the back cushion body (3) is positioned below the backrest (2).

2. A seat with an adjustable back cushion as claimed in claim 1, wherein: the back cushion body (3) is rotatably arranged on the backrest (2) through a rotating shaft (32).

3. A seat with an adjustable back cushion as claimed in claim 1 or 2, wherein: the back cushion body (3) and/or the seat body are/is also provided with a fixing mechanism (8) for fixing the back cushion body (3) in a headrest state.

4. A seat with an adjustable back cushion as claimed in claim 3, wherein: the fixing mechanism (8) comprises a back cushion body (3) and a primary and secondary paster arranged on the backrest (2) in a matching mode.

5. A seat with an adjustable back cushion as claimed in claim 1 or 2, wherein: the hip supporting seat (1) is further provided with a cushion (7) capable of horizontally sliding, and a positioning mechanism for fixing the cushion (7) is further arranged.

6. A seat with an adjustable back cushion as claimed in claim 5, wherein: the positioning mechanism comprises a bolt, the bolt penetrates through the hip supporting seat (1) and is in threaded connection with the hip supporting seat (1), and the free end of the bolt is connected with the cushion (7) through the bearing seat.

7. A seat with an adjustable back cushion as claimed in claim 1 or 2, wherein: a head cushion (5) is also arranged in the accommodating groove (4).

8. A seat with an adjustable back cushion as claimed in claim 1 or 2, wherein: the two sides of the accommodating groove (4) are provided with bulges for preventing the head part from sliding down.

9. A seat with an adjustable back cushion as claimed in claim 1 or 2, wherein: the back cushion body (3) comprises supporting frameworks (31), and air vents are arranged between every two adjacent supporting frameworks (31).

10. A seat with an adjustable back cushion as claimed in claim 1 or 2, wherein: the seat body is a chair or a sofa.