CN109043936B - composite seat - Google Patents

Abstract

The invention discloses a composite chair, which comprises a body supporting part and a chair supporting assembly, wherein the body supporting part comprises a chair back, a chair seat and a leg chair which are sequentially connected, and the three parts can rotate around the connection points of the chair back, the chair seat and the leg chair; the seat supporting assembly comprises a base supporting piece and a leg supporting piece, wherein the leg supporting piece comprises a leg front supporting piece and a leg rear supporting piece; base support piece is including the support piece before the base that connects gradually, a pedestal, support piece behind the base, support piece before the base, a pedestal, support piece is the arc structure behind the base, the base is connected support piece before the shank, between the support piece behind the shank, support piece's the other end is connected on the shank seat before the base, the support piece other end passes through the connecting rod and connects behind the shank on the support piece, the both ends of base can be support piece before the shank respectively, support piece is rotatory 180 behind the shank, can realize the seat, the rocking chair, change at will between the bed.

Description

composite seat

technical field

The present invention relates to the field of home and office, in particular to a seat.

Background technique

With the development of society, while the urban area is gradually becoming larger, the population is also expanding rapidly, which makes the originally difficult urban traffic even more overwhelmed. This kind of traffic makes the office workers who have a short lunch break in the city spend a lot of time on the road; and those office workers who are far away from home, it is basically unrealistic to go home for a lunch break, which causes many office workers to be unable to return at noon at all. Lunch break at home. However, many people have the habit of taking a lunch break, especially in summer. A lunch break can ensure that office workers have enough energy to complete their work. Therefore, most office workers can only sleep on their desks or lean on chairs. Sleeping in such a sleeping position, after waking up, either the forehead is red, or the legs and arms are numb, and sleeping in this sleeping position for a long time is not good for your health. Therefore, it is best to take a lunch break according to the sleeping position that people are used to, but due to the limited space in the office, there is basically no bed. If there is a composite seat that can be flexibly changed between the seat and the bed, this problem can be solved extremely well.

Ordinary seats have been unable to meet people's growing needs, and people's requirements for the comfort of seats are getting higher and higher. The contact surface between the general seat base and the ground is fixed, and people can basically only sit in a fixed posture. Keeping the same posture on the chair for a long time will lead to diseases such as the spine and lumbar spine. The rocking chair can swing on the ground due to the arc structure of the base, and the person sitting on the rocking chair also slowly swings along with it. In leisure time, people can relax on the rocking chair. This relaxation method not only makes people Feeling good while also lowering blood pressure, slowing your breathing and even improving your balance. However, in the current living conditions, especially in first-tier cities, the house space is not too large, and people will not configure a rocking chair that is not commonly used while configuring the necessary seats. In view of the situation of abandoning the rocking chair due to space problems, it is necessary to design a seat that can not only meet the needs of people's seats, but also can be converted into a rocking chair when needed, while avoiding the waste of large space.

In order to save space, there are generally folding beds and folding chairs on the market, while rocking chairs are generally not foldable and are products with separate functions. The body support part of the folding bed is generally made of flexible materials such as canvas, which can lie flat. Or semi-reclining, but it does not have the functions of a rocking chair or a seat, and there is no product that combines the functions of the three. It is very necessary to separate the functional characteristics of traditional seats, rocking chairs and beds and integrate them into the same product, so as to design a design that can save space and meet people's requirements in different situations.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a composite seat, which can save space while changing freely among the seat, rocking chair and bed.

The technical solution adopted in the present invention is: a composite seat, including a body support component and a seat support assembly, wherein the body support component includes a seat back, a seat seat, and a leg seat connected in sequence, and the three are connected around it. point can be rotated;

Seat support assembly is used to support seat back, seat, leg seat, including base support, leg support, leg support including leg front support, leg rear support, seat and seat back The connection point of the seat, the connection point of the seat and the leg seat are respectively connected to the back support of the leg and the front support of the leg;

The base support includes a base front support, a base, and a base rear support that are connected in sequence. The base front support, the base, and the base rear support are all arc-shaped structures, and the base is connected to the leg front support and the leg rear support. In between, the other end of the front support of the base is connected to the leg seat, the other end of the rear support of the base is connected to the rear support of the leg through the connecting rod, and the two ends of the base can be respectively connected to the front support of the leg, the support of the leg The rear support is rotated 180° to realize the conversion of the base between the seat and the rocking chair.

Further, cotton pads are arranged on the seat back, seat and leg seat, and the cotton pad is a human body shaping cotton pad to enhance the comfort of the seat.

Further, a foldable seat back support is connected to the side opposite to the cotton pad on the seat back, so as to support the seat back when it is used as a bed.

Further, the front support of the base is retractable, so that the inclination angle of the leg seat can be adjusted according to users of different heights.

Further, a side of the seat seat opposite to the front leg support is provided with a guardrail to prevent the user from falling when using the seat.

Further, a neck pillow is arranged on the cotton pad of the seat back, and the neck pillow can support the user's neck and improve the comfort of the user.

Further, the length of the rear leg support is adjustable, which is convenient for adjusting the inclination angle of the seat.

Further, the angle of the seat back is adjustable, which can meet the needs of different users.

The beneficial effects of the present invention are:

(1) The composite seat of the present invention only needs to add some convertible connectors between the seat back, seat seat, and leg seat, so that it can be freely converted between seats, rocking chairs, and beds. Simple.

(2) Since the composite seat of the present invention can be converted at will, it can not only meet the space requirements of different places, but also meet the different needs of people for the seat.

Description of drawings

FIG. 1 is a schematic view of the structure of the seat of the present invention.

Figure 2 is a schematic view of the structure of the rocking chair of the present invention.

Figure 3 is a schematic view of the structure of the simple bed of the present invention.

FIG. 4 is a schematic diagram of the structure of the rotating shaft of the present invention.

FIG. 5 is a schematic diagram of the connection of the leg seat of the present invention.

Labeled in the figure: 1-back, 2-seat, 3-leg seat, 4-leg front support, 5-leg back support, 6-base front support, 7-base, 8 - base rear support, 9- cotton pad, 10- seat back support, 11- side rail, 12- neck pillow, 13- locking ring, 14- button, 15- seat inner gear, 16- connecting gear , 17-back internal gear, 18-push rod, 19-spring, 20-link, 21-force transfer rod, 22-spring pin, 23-spring pin, 24-lock ring, 25-lock ring , 26-lock ring, 27-shaft, 28-hinge.

Detailed ways

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

As shown in Figures 1-5, the composite seat of the present invention includes a body support member and a seat support assembly, wherein the body support member includes a seat back 1, a seat 2, and a leg seat 3, which are connected in sequence. They are all rotatable around their connection points. Specifically, the seat back 1, seat 2 and leg seat 3 are all provided with human body shaping cotton pads 9 on the support plate structure, and the seat back 1 and seat 2 pass through The rotating shaft 27 is connected to realize the adjustable angle of the seat back 1. The leg seat 3 and the seat 2 are connected through hinges 28 to realize the folding and unfolding of the leg seat 3. The front support 6 of the base is provided with locking The ring 13 is used to lock the base front support 6 when the leg seat 3 is folded or unfolded. In the seat state, the leg seat 3 is folded under the seat 2 and locked on the seat 2 by the locking ring 13 . When it needs to be unfolded, the locking ring 13 can be opened, and the leg seat 3 can be rotated downward to the desired position. Thereby, the body support parts can be freely converted between the bed, rocking chair and seat, and at the same time, the requirements of different users for the angle of the seat back and the angle of the leg seat are met. A neck pillow 12 is arranged on the seat back 1 near the top. Since the human body from the hip to the head accounts for one third to one half of the total length of the human body, the total length of the seat back 1 is designed to meet the length of most human bodies. The position of the neck pillow 12 on the seat back 1 can be adjusted appropriately to meet the needs of different groups of people. The seat back 1 , the seat 2 , and the leg seat 3 are all provided with cotton pads 9 , and the cotton pads 9 are human-shaped cotton pads to enhance the comfort of the seat.

The seat support assembly is used to support the seat back 1, the seat 2, and the leg seat 3, including a base 7 support, a leg support, and the leg support includes a leg front support 4 and a leg rear support 5 , the two ends of the rotating shaft 27 between the seat 2 and the seat back 1 are connected to the leg rear support 5, and the two ends of the rotating shaft 27 between the seat 2 and the leg seat 3 are connected to the leg front support 4, so that the legs The angles of the front support 4 and the rear leg support 5 are adjustable, so that the angles of the front leg support 4 and the rear leg support 5 can be properly adjusted according to needs when the seat or bed is converted into a rocking chair. In order to facilitate the adjustment of the length of the rear leg support 5, the rear leg support 5 is telescopic, so that the spring pins 22 on the back legs are located in the telescopic holes at different positions to adjust its length. When it needs to be disassembled, just press the spring pins 22 It can be disassembled, and the operation is simple. The seat back 1 is provided with a seat back support 10, the seat back support 10 can be folded to the seat back, and a locking ring 25 is provided on the seat back support 10, which is used for The seat back support 10 locks when folded or unfolded.

The support of the base 7 includes a base front support 6, a base 7, and a base rear support 8 connected in sequence. The base front support 6, the base 7, and the base rear support 8 are all arc structures, and the base 7 is connected in front of the legs. Between the support member 4 and the leg rear support member 5, the other end of the base front support member 6 is connected to the leg seat 3, and the other end of the base rear support member 8 is connected to the leg rear support member 5 through the connecting rod 20. , the base rear support 8 can be folded between the leg rear supports 5, the two ends of the base 7 can respectively rotate 180° on the leg front support 4 and the leg rear support 5, and the base rear support 8 A locking ring 24 is provided for locking the rear support 8 of the base when it is folded or unfolded. In the state of the seat and the bed, the base front support 6, the base 7, and the base rear support 8 are separated, and the arc of the base 7 is arranged toward the seat 2. In the rocking chair state, the base front support 6, base 7, The back support 8 of the base is connected, and the base 7 is rotated downward by 180°, and then locked by the locking rings 26 and 13 , so that the arc faces the side away from the seat 2 . The front support 6 of the base is retractable, and the same adjustment method as the rear support 5 of the leg is adopted, so that the spring pin 23 is located in the telescopic holes at different positions to adjust its length.

In order to be able to adjust the angle of the seat back 1 at will, the rotating shaft 27 between the seat 2 and the seat back 1 adopts the structure shown in FIG. The inner gear 17, the seat inner gear 15, and the seat back inner gear 17 are respectively connected to the seat seat 2 and the seat back 1. A spring 19 is arranged between the axial direction of the connecting gear 16 and the seat seat 2 and the seat back 1, and is connected to the inside of the rotating shaft 27. A limit link 20 that is flush with the rotating shaft 27 is coaxially installed. Both ends of the limit link 20 are connected to the buttons 14. The limit link 20 is provided with a push rod 18, and the push rod 18 is arranged on the inner gear 17 of the seat back. In the position between the connecting gear 16, the height of the push rod 18 does not exceed the external teeth of the connecting gear 24, and the middle position of the connecting rod 20 is provided with an "N"-shaped force transfer rod 21. When the angle of the seat back 1 needs to be adjusted, Just press the button 14, the limit link 20 moves to the middle under the thrust of the button 14, and drives the push rod 18 on the limit link 20 to push the connecting gear 16 to move forward, so that the inner gear 17 of the seat back is connected to the The gear 16 is disengaged. At this time, the seat back 1 is rotated to a suitable position, so as to achieve the purpose of adjusting the angle of the seat back 1. After the adjustment of the angle of the seat back 1 is completed, release the button 14, and the connecting gear 16 returns under the reaction force of the compression spring 19. It meshes with the inner gear 17 of the seat back in its original position, and locks the seat back 1 .

In the seat state, the state of the body support member, the base 7 support, and the leg support is shown in Figure 1. The base front support 6, the base 7, and the base rear support 8 are separated, and the base front support 6 follows the legs. The top seat 3 is folded and fixed to the seat 2 , the base rear support 8 is folded and fixed on the leg rear support 5 , and the arc of the base 7 faces the seat 2 . Compared with the traditional seat, the angle of the seat back 1 of the present invention is adjustable, and the length of the leg rear support 5 is adjustable. To adjust the length of the leg rear support 5, press the spring pin 22 on it, Then slide the spring pin 22 down along the back leg support 5. When the spring pin 22 reaches the reserved hole, the spring pin 22 will automatically pop out to lock the back leg support 5. If the desired position has not been reached, repeat the above operation. If you want to adjust the angle of the seat back 1, just press the button 14 to disengage the inner gear 17 of the seat back from the connecting gear 16, and then rotate the seat back 1 to the desired angle, and the two functions can be used. It allows the user to be in a more comfortable state when using the seat, and relieves the fatigue during work and work to a certain extent.

In the rocking chair state, the state of the body support member, the base 7 support, and the leg support is shown in Figure 2. The base front support 6, the base 7, and the base rear support 8 are connected, and the arc of the base 7 faces away from the seat. 2 side. When converting the seat into a rocking chair, first, loosen the locking ring 13 on the base front support 6, rotate the leg seat 3 and the base front support 6 down to the desired position, and rotate the base front support 6 Simultaneously press down the spring pin 23 to adjust the length of the base front support 6 to the proper position, then connect the base front support 6 with the base 7, and fix the locking ring 13 on the base 7, so that the base 7 and the base front support 6 is relatively fixed, and at this time, the leg seat 3 and the front support 6 of the base form a certain angle. Next, rotate the base rear support 8 and its connecting rod down to the desired position, fix the connecting rod on the reserved hole on the leg rear support 5, then rotate the base 7 by 180°, and use The locking ring 26 fixes it so that the base front support 6 , the base 7 , and the base rear support 8 are on the same arc, so as to realize the conversion from the seat to the support of the rocking chair base 7 . If necessary, the length of the leg rear support 5 can be adjusted so that the base front support 6, the base 7, and the base rear support 8 are on the same arc. When the angle of the seat back 1 needs to be adjusted, the angle of the seat back 1 is adjusted to a desired position as described above, so that the conversion between the seat and the rocking chair can be realized. The angles of the seat back 1 and the leg seat 3 are adjusted to the optimum comfort level according to the height and physique of the user.

In the simple bed state, the state of the body support member, the base 7 support, and the leg support is shown in Figure 3. The base front support 6, the base 7, and the base rear support 8 are separated, and the leg seat 3 and the seat are separated. 2. The seat back 1 is on the same horizontal plane. The base front support 6, the base 7, the base rear support 8, and the seat back support 10 are all in contact with the ground. form support. Only the process of converting from the seat state to the simple bed is described here, and the process of converting from the rocking chair to the simple bed is roughly equivalent to this process. Specifically, when the seat state is converted to a simple bed, the locking ring 13 on the front support member 6 of the base is loosened, and the leg seat 3 and the front support member 6 of the base are moved downward. Rotate, rotate the leg seat 3 to be flush with the seat 2, stretch the front support 6 of the base to the longest state, lock it with the spring pin 22, and then pass the locking ring on the front support 6 of the base 13. Fix the leg seat 3 and the base front support 6 to complete the deployment of the legs of the simple bed. At the other end, press the button 14 on the rotating shaft 27 between the seat back 1 and the seat 2, rotate the seat back 1 to be flush with the seat 2, and then release the locking ring 25 on the seat back support 10 , rotate it downward until the other seat backs 1 are vertical, and lock the seat back support 10 and the seat back 1 by the locking ring 13, thus completing the conversion from the seat to the cot.

Claims (7)

1. Compound type seat, its characterized in that: comprising a body support member, a seat support assembly, wherein,

the body supporting part comprises a chair back (1), a chair seat (2) and a leg chair (3) which are connected in sequence, and the three can rotate around the connection points;

the seat supporting assembly is used for supporting a chair back (1), a chair seat (2) and a leg seat (3) and comprises a base (7) supporting piece and a leg supporting piece, wherein the leg supporting piece comprises a leg front supporting piece (4) and a leg rear supporting piece (5), and a connecting point of the chair seat (2) and the chair back (1) and a connecting point of the chair seat (2) and the leg seat (3) are respectively connected with the leg rear supporting piece (5) and the leg front supporting piece (4);

the base (7) support piece comprises a front base support piece (6), a base (7) and a rear base support piece (8) which are sequentially connected, the front base support piece (6), the base (7) and the rear base support piece (8) are of arc structures, the base (7) is connected between the front leg support piece (4) and the rear leg support piece (5), the other end of the front base support piece (6) is connected to the leg seat (3), the other end of the rear base support piece (8) is connected to the rear leg support piece (5) through a connecting rod, and two ends of the base (7) can respectively rotate for 180 degrees on the front leg support piece (4) and the rear leg support piece (5);

the angle of the chair back (1) is adjustable, a rotating shaft (27) is arranged between the chair seat (2) and the chair back (1), the rotating shaft (27) adopts the following structure and comprises a connecting gear (16), a chair seat internal gear (15) and a chair back internal gear (17) which are meshed with the connecting gear (16), the chair seat internal gear (15) and the chair back internal gear (17) are respectively connected with the chair seat (2) and the chair back (1), a spring (19) is arranged between the axial direction of the connecting gear (16) and the chair seat (2) and the chair back (1), a limiting connecting rod (20) which is flush with the rotating shaft (27) is coaxially arranged in the rotating shaft (27), two ends of the limiting connecting rod (20) are connected with a button (14), a push rod (18) is arranged on the limiting connecting rod (20), the push rod (18) is arranged at a position between the chair back internal gear (17) and the connecting gear (16), and the height of the push rod (18) does not exceed the external teeth of the connecting gear (16), an N-shaped force transfer rod (21) is arranged in the middle of the limiting connecting rod (20).

2. The composite seat of claim 1, wherein: cotton pads (9) are arranged on the chair back (1), the chair seat (2) and the leg chair (3), and the cotton pads (9) are human body shaping cotton pads.

3. The composite seat of claim 2, wherein: one side of the chair back (1) opposite to the cotton pad (9) is connected with a foldable chair back supporting piece (10).

4. The composite seat of claim 1, wherein: the front supporting piece (6) of the base can stretch out and draw back.

5. The composite seat of claim 1, wherein: a guardrail (11) is arranged on one side of the chair seat (2) opposite to the leg front supporting piece (4).

6. The composite seat of claim 1, wherein: a neck pillow (12) is arranged on the chair back (1).

7. The composite seat of claim 1, wherein: the length of the leg rear supporting piece (5) is adjustable.

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