CN220876365U - Adjustable furniture - Google Patents

Abstract

The utility model provides adjustable furniture which comprises a seat cushion, a base seat frame, a cushion frame, a back cushion and a driver, wherein the seat cushion is provided with at least two guide grooves in parallel, the base seat frame is fixedly arranged below the seat cushion and provided with a first guide piece, the cushion frame is provided with a second guide piece, the back cushion is arranged on the cushion frame, and the driver is arranged on the base seat frame and connected with the back cushion frame. The cushion frame comprises a bottom plate and two side plates, the two side plates respectively penetrate through the two guide grooves and are connected with the cushion, the first guide piece and the second guide piece can be in sliding fit, and the driver is used for driving the cushion frame to move back and forth relative to the bottom frame along the first guide piece. According to the adjustable furniture, the first guide piece and the second guide piece are arranged, so that the backrest frame slides back and forth on the first guide piece under the guidance of the second guide piece and can be stopped at any position, and the position of the back cushion is continuously adjusted; the back rest frame is driven to move back and forth by the driver to adjust the position of the back rest frame, so that the automatic adjustment of the position of the back cushion is realized.

Description

Adjustable furniture

Technical Field

The utility model relates to the technical field of furniture, in particular to adjustable furniture capable of adjusting the position of a backrest.

Background

Sofa or bed is common furniture in people's daily life, widely used in places such as family or office. Existing sofas or beds are generally provided with structures for people to lean against, such as a backrest or a back cushion, on which people can sit or lie and lean against to relieve fatigue and rest their mind and body.

The backrest or the back cushion on the existing sofa or bed cannot be adjusted generally, and when people need to adjust the leaning position or angle, the people can only adjust the backrest or the back cushion to the proper position by moving the body, so that the sofa or the bed is quite inconvenient.

The Chinese patent document CN201870134U discloses a seat back front-back adjusting bracket which comprises a group of guide rails which are arranged at the bottom and can stretch back and forth, a stand column which is arranged on a movable rail of the guide rails, the seat back is arranged on the stand column, a rear cross beam is arranged on a fixed rail of the guide rails, a front cross beam is arranged on the movable rail, a multi-gear straight hinge is arranged between the front cross beam and the rear cross beam, and the seat back is positioned at different front and back positions through the multi-gear straight hinge. The seat back front-rear adjusting bracket disclosed in the patent document can realize the front-rear adjustment of the backrest to a certain extent, thereby adjusting the seat depth of the seat; it still has at least the following technical drawbacks: 1. when the backrest is adjusted back and forth to adjust the seat depth, manual adjustment is needed, and convenience is poor; 2. for the old, women or children, the shape of the sofa backrest is large, so that the adjustment of the backrest position is laborious; 3. the multi-gear straight hinge and the matching structure enable the adjusting bracket to be capable of being adjusted forward in one direction, so that the backrest can only be moved forward, when the backrest needs to be adjusted backward, the backrest needs to be pushed to the forefront end and then pulled back, a position needing to be positioned is selected and pushed forward in the pulling back process, and the adjusting process is complex; 4. the adjustment mode of the scheme is multi-gear adjustment, and continuous adjustment cannot be realized.

Disclosure of utility model

Therefore, the technical problem to be solved by the utility model is to overcome the technical defects that the back rest or the back cushion of the sofa or the bed in the prior art is manually adjusted, the convenience is poor, and the back rest or the back cushion cannot be adjusted continuously in any forward or backward direction, so that the adjustable furniture capable of automatically adjusting the back rest or the back cushion is provided.

To this end, the utility model provides an adjustable furniture, characterized in that: comprising the following steps:

The seat cushion is provided with at least two guide grooves which are communicated up and down in parallel;

the seat frame is fixedly arranged below the seat cushion, and at least two parallel and opposite first guide members are arranged along the front-back direction of the seat frame;

The cushion frame comprises a bottom plate and two side plates arranged at the upper end of the bottom plate, at least two parallel and opposite second guide pieces are arranged at the lower end of the bottom plate, the two side plates respectively penetrate through the two guide grooves, and the upper ends of the two side plates are slightly higher than the upper surface of the seat cushion;

the cushion is detachably arranged at the upper end of the cushion frame;

The first guide piece and the second guide piece can be matched in a sliding way, and are used for guiding the back cushion frame to move back and forth relative to the base frame;

And the driver is arranged on the base frame, connected with the back cushion frame and used for driving the back cushion frame to move back and forth along the first guide piece.

Further, the portable electronic device further comprises a base, wherein the base is provided with a base space, and the base frame is positioned in the base space and detachably and fixedly connected with the base.

Further, the base frame comprises a bottom frame and two side frames positioned at two sides of the bottom frame;

the driver is fixedly arranged on the underframe;

The two first guide pieces are respectively arranged on the two side frames, and the cushion frame is in sliding fit with the first guide pieces through the second guide pieces and is movably arranged on the side frames.

Further, the cushion frame further includes: the top plate is vertically opposite to the bottom plate, the lower ends of the top plate and the bottom plate are fixedly connected with the upper ends of the two side plates, the upper ends of the top plate and the bottom plate are provided with top mounting holes, and the back cushion is detachably mounted on the top plate through the top mounting holes;

The bottom plate, the top plate and the two side plates are enclosed to form a hollow gap, and the hollow gap is used for allowing a part of the seat cushion positioned between the two guide grooves to pass through;

The connecting piece is fixedly arranged below the bottom plate and used for being connected with the driver.

Further, the driver includes a main body portion fixedly mounted on the chassis, and a telescopic shaft 32 having an end connected to the connector.

Further, the connecting piece includes the U-shaped board, the one end of U-shaped board with bottom plate fixed connection, the other end below is equipped with two relative side ear boards, be equipped with first through-hole on the side ear board, the tip of telescopic shaft 32 is equipped with the second through-hole, uses the spliced pole to pass first through-hole with the second through-hole realizes connecting.

Further, the underframe comprises a first underframe plate and a second underframe plate which are arranged front and back, one side frame is fixedly connected with one end of the first underframe plate and one end of the second underframe plate respectively, and the other side frame is fixedly connected with the other end of the first underframe plate and the other end of the second underframe plate respectively;

the two ends of the main body part of the driver are fixedly connected with the first chassis plate and the second chassis plate respectively.

Further, the side frame includes:

The first vertical plate is vertically arranged, and the lower part of the first vertical plate is fixedly connected with the underframe;

the first horizontal plate is horizontally arranged, one end of the first horizontal plate is fixedly connected with the top of the first vertical plate, and the other end of the first horizontal plate extends outwards horizontally;

The bottom end of the second vertical plate is fixedly connected with the other end of the first horizontal plate;

one end of the second horizontal plate is fixedly connected with the top end of the second vertical plate, and the other end of the second horizontal plate extends outwards horizontally;

the first guide member is detachably and fixedly mounted on the first horizontal plate.

Further, the second horizontal plate is provided with a mounting through hole.

Further, the device also comprises at least one arc reinforcing plate which is fixedly connected with the first vertical plate, the first horizontal plate, the second vertical plate and the second horizontal plate from the outer side.

The technical scheme provided by the utility model has the following advantages:

The utility model relates to adjustable furniture, which comprises a seat cushion, wherein at least two guide grooves which are communicated up and down are arranged in parallel; the seat frame is fixedly arranged below the seat cushion, and at least two parallel and opposite first guide members are arranged along the front-back direction of the seat frame; the cushion frame comprises a bottom plate and two side plates arranged at the upper end of the bottom plate, at least two parallel and opposite second guide pieces are arranged at the lower end of the bottom plate, the two side plates respectively penetrate through the two guide grooves, and the upper ends of the two side plates are slightly higher than the upper surface of the seat cushion; the cushion is detachably arranged at the upper end of the cushion frame; the first guide piece and the second guide piece can be matched in a sliding way, and are used for guiding the back cushion frame to move back and forth relative to the base frame; and the driver is arranged on the base frame, connected with the back cushion frame and used for driving the back cushion frame to move back and forth along the first guide piece.

According to the adjustable furniture, the first guide piece and the second guide piece are arranged, so that the backrest frame can slide back and forth on the first guide piece under the guide of the second guide piece and can stop at any position, and the position of the back cushion relative to the seat cushion is continuously adjusted; the driver is used for driving the backrest frame to move back and forth along the first guide piece, so that the position of the backrest frame on the base frame can be automatically adjusted, the automatic adjustment of the position of the back cushion can be realized, and the conditions of time and labor waste during manual adjustment are avoided.

Drawings

In order to more clearly illustrate the technical solutions in the prior art or in the embodiments of the present utility model, the following brief description is given of the drawings used in the description of the prior art or the embodiments.

FIG. 1 is a schematic view of the overall structure of the adjustable furniture of the present utility model.

Fig. 2 is a perspective view of the base of fig. 1 removed.

Fig. 3 is a perspective view of the seat cushion of fig. 1 removed.

Fig. 4 is a perspective view of the cushion of fig. 1 removed.

Fig. 5 is another perspective view of fig. 4.

Fig. 6 is a perspective view of fig. 1 with an armrest.

Fig. 7 is a perspective view of the base, seat cushion, back cushion, and armrests removed.

Fig. 8 is an enlarged schematic view of the structure of the portion a in fig. 7.

Fig. 9 is another perspective view of fig. 7.

Reference numerals:

1. A base frame; 11. a first chassis plate; 12. a second chassis plate; 13. a side frame; 131. a first riser; 132. a first horizontal plate; 133. a second riser; 134. a second horizontal plate; 135. an arc-shaped reinforcing plate; 136. mounting through holes; 2. a backrest frame; 21. a bottom plate, 22, side plates; 23. a top plate; 24. a connecting piece; 241. a U-shaped plate; 242. side ear plates; 243. a first through hole; 25. a top mounting hole; 26. a hollow gap; 3. a driver; 31. a main body portion; 32. a telescopic shaft; 323. a second through hole; 324. a connecting column; 4. a first guide; 5. a second guide; 6. a seat cushion; 7. a back cushion; 8. a base; 81. a base space; 9. an armrest.

Detailed Description

In order that those skilled in the art will better understand the present solution, a technical solution according to an embodiment of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiment is only a part of the embodiment of the present application, not all of the embodiment. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, shall fall within the scope of the application.

It should be noted that the terms "first," "second," and the like in the claims and description herein are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present application can be understood by those skilled in the art according to the specific circumstances. In addition, the term "plurality" shall mean two as well as more than two. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.

The application will be described in detail below with reference to the drawings in connection with embodiments.

This embodiment provides an adjustable furniture, as shown in fig. 1-5, comprising: a seat cushion 6, a base frame 1, a back cushion frame 2, a back cushion 7 and a driver 3; wherein, at least two guide grooves 61 which are communicated up and down are arranged on the seat cushion 6 in parallel; the base frame 1 is fixedly arranged below the seat cushion 6, and at least two parallel and opposite first guide pieces 4 are arranged along the front-back direction of the base frame 1; the cushion frame 2 comprises a bottom plate 21 and two side plates 22 arranged at the upper end of the bottom plate 21, at least two parallel and opposite second guide pieces 5 are arranged at the lower end of the bottom plate 21, the two side plates 22 respectively penetrate through the two guide grooves 61, and the upper ends of the two side plates 22 are slightly higher than the upper surface of the seat cushion 6; the back cushion 7 is detachably arranged at the upper end of the back cushion frame 2; the first guide 4 and the second guide 5 can be in sliding fit for guiding the back cushion frame 2 to move back and forth relative to the base frame 1; a driver 3 is mounted on the base frame 1 and connected to the cushion frame 2 for driving the cushion frame 2 to move back and forth along the first guide 4.

The adjustable furniture of the embodiment can enable the back rest frame 2 to slide back and forth on the first guide piece 4 under the guidance of the second guide piece 5 by arranging the first guide piece 4 and the second guide piece 5 and stop at any position, thereby realizing the continuous adjustment of the position of the back cushion 7 relative to the seat cushion 6; the driver 3 is used for driving the back rest 2 to move back and forth along the first guide 4, so that the position of the back rest 2 on the base frame 2 can be automatically adjusted, the automatic adjustment of the position of the back cushion 7 can be realized, and the condition that time and labor are wasted during manual adjustment is avoided.

The back cushion 7 is not unique in size and function and may be, for example, a relatively high-height backrest, or may be a relatively low-height armrest or lumbar rest, or the like. When the back cushion 7 is arranged as a backrest, a user can lean on the back cushion 7, and the adjustment of the depth of the furniture seat can be realized by adjusting the position of the backrest frame 2. When the back cushion 7 is provided as an armrest, the distance between the armrest and the body can be achieved by adjusting the position of the back rest 2; when the back cushion 7 is provided as a lumbar support, the adjustment of the lumbar support portion by the lumbar support can be achieved by adjusting the position of the back rest 2.

The adjustable furniture of the embodiment can be a sofa, the back cushion frame 2 can be arranged at the back rest position of the sofa, and the back cushion 7 is used as the back rest of the sofa; the cushion frame 2 can also be arranged at the armrest position of the sofa, and the cushion 7 is used as the armrest of the sofa; the cushion frame 2 can be installed at both the back rest position and the armrest position of a sofa.

The adjustable furniture of the embodiment can also be a bed, the back cushion frame 2 is arranged at the pillow position of the bed, and the back cushion 7 is used as a pillow of the bed.

The adjustable furniture of this embodiment, as shown in fig. 3, further includes a base 8 having a base space 81, where the base frame 1 is located in the base space 81 and detachably and fixedly connected to the base 8.

As shown in fig. 7, the base frame 1 of the adjustable furniture of the present embodiment includes a bottom frame and two side frames 13 located at two sides of the bottom frame; the driver 3 is fixedly arranged on the underframe; the two first guide members 4 are respectively mounted on the two side frames 13, and the cushion frame 2 is slidably engaged with the first guide members 4 through the second guide members 5 and is movably mounted on the side frames 13.

The adjustable furniture of this embodiment, the back cushion frame 2 further comprises: a top plate 23, which is vertically opposite to the bottom plate 21, the lower ends of which are fixedly connected with the upper ends of the two side plates 22, the upper ends of which are provided with top mounting holes 25, and the cushion 7 is detachably mounted on the top plate 23 through the top mounting holes 25; the bottom plate 21, the top plate 23 and the two side plates 22 enclose a hollow gap 26, and the hollow gap 26 is used for allowing a part of the seat cushion 6 between the two guide grooves 61 to pass through; and a connecting member 24 fixedly arranged below the bottom plate 21 and used for connecting with the driver 3. The backrest frame 2 is of a frame structure, so that the weight of the backrest frame 2 is light, and the driver 3 with relatively low power can be selected, so that the movable adjusting structure of the embodiment is more energy-saving and environment-friendly, and the total weight of furniture is indirectly reduced.

In this embodiment, the driver 3 includes a main body 31 and a telescopic shaft 32, the main body 31 is fixedly mounted on the chassis, and an end of the telescopic shaft 32 is connected to the connector 24. When it is desired to adjust the position of the cushion 7, the telescopic shaft 32 is extended outwards or retracted inwards, so that the back rest 2 is moved forwards or backwards to a suitable position on the first guide 4 by means of the connecting piece 24.

Further, as shown in fig. 8, the connecting piece 24 includes a U-shaped plate 241, one end of the U-shaped plate 241 is fixedly connected with the bottom plate 21, two opposite side ear plates 242 are disposed below the other end of the U-shaped plate, a first through hole 243 is disposed on the side ear plates 242, a second through hole 323 is disposed at an end of the telescopic shaft 32, and the telescopic shaft 32 and the connecting piece 24 are connected by using a connecting column 324 to pass through the first through hole 243 and the second through hole 323.

As shown in fig. 9, the chassis includes a first chassis plate 11 and a second chassis plate 12 arranged in front and back, one side frame 13 is fixedly connected to one end of the first chassis plate 11 and one end of the second chassis plate 12 respectively, and the other side frame 13 is fixedly connected to the other end of the first chassis plate 11 and the other end of the second chassis plate 12 respectively; the two ends of the main body 31 of the driver 3 are fixedly connected with the first chassis plate 11 and the second chassis plate 12, respectively. The two ends of the main body part 31 of the driver 3 are arranged on the first chassis plate 11 and the second chassis plate 12, so that the weight of the driver 3 can be uniformly distributed, the driver 3 is prevented from shifting under the influence of the weight of the driver, and the moving direction of the telescopic shaft 32 and the moving direction of the second guide piece 5 on the first guide piece 4 are ensured to be in the same direction.

As shown in fig. 7, the side frame 13 includes: the first vertical plate 131 is vertically arranged, and the lower part of the first vertical plate is fixedly connected with the underframe; the first horizontal plate 132 is horizontally arranged, one end of the first horizontal plate is fixedly connected with the top of the first vertical plate 131, and the other end of the first horizontal plate extends outwards horizontally; the bottom end of the second vertical plate 133 is fixedly connected with the other end of the first horizontal plate 132; a second horizontal plate 134, one end of which is fixedly connected to the top end of the second vertical plate 133, and the other end of which extends horizontally outwards; the first guide 4 is detachably and fixedly mounted on the first horizontal plate 132.

Further, the second horizontal plate 134 is provided with a mounting through hole 136.

In this embodiment, as shown in fig. 9, the seat cushion 6 may be fixedly mounted on the base 8, and the mounting through hole 136 may also be used for mounting the armrest 9. Or the seat cushion 6 may be fixedly connected to the second horizontal plate 134 through the mounting hole 136, and the armrest 9 may be mounted on the seat cushion 6 or the base 8.

Further, at least one arc-shaped reinforcing plate 135 is fixedly connected to the first vertical plate 131, the first horizontal plate 132, the second vertical plate 133 and the second horizontal plate 134 from the outside. The arc reinforcing plate 7 can support the first vertical plate 131, the first horizontal plate 132, the second vertical plate 133 and the second horizontal plate 134, maintain the stability of the relative positions between the parts, and prevent deformation.

Further, the device also comprises a controller, wherein the controller is electrically connected with the driver 3 and is used for controlling the driver 3 to perform telescopic movement or pause. When the position of the cushion 7 needs to be adjusted, the controller can be used for controlling the driver 3 to perform telescopic movement or pause, so that the backrest frame 2 moves or stops on the first guide 4, and the cushion 7 is adjusted to a proper position.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious changes and modifications which are extended therefrom are still within the scope of the present innovative teachings.

Claims (8)

1. An adjustable furniture, characterized in that: comprising the following steps:

The seat cushion (6) is provided with at least two guide grooves (61) which are communicated up and down in parallel;

The seat frame (1) is fixedly arranged below the seat cushion (6), and at least two parallel and opposite first guide pieces (4) are arranged along the front-back direction of the seat frame (1); the base frame (1) comprises a bottom frame and two side frames (13) positioned at two sides of the bottom frame;

the cushion frame (2) comprises a bottom plate (21) and two side plates (22) arranged at the upper end of the bottom plate (21), wherein at least two parallel and opposite second guide pieces (5) are arranged at the lower end of the bottom plate (21), the two side plates (22) respectively penetrate through the two guide grooves (61), and the upper ends of the two side plates (22) are slightly higher than the upper surface of the seat cushion (6);

A back cushion (7) detachably mounted at the upper end of the back cushion frame (2);

the first guide piece (4) and the second guide piece (5) can be matched in a sliding way, and are used for guiding the back cushion frame (2) to move back and forth relative to the base frame (1);

the driver (3) is arranged on the base frame (1), connected with the back cushion frame (2) and used for driving the back cushion frame (2) to move back and forth along the first guide piece (4);

The side frame (13) includes: the first vertical plate (131) is vertically arranged, and the lower part of the first vertical plate is fixedly connected with the underframe; the first horizontal plate (132) is horizontally arranged, one end of the first horizontal plate is fixedly connected with the top of the first vertical plate (131), and the other end of the first horizontal plate extends outwards horizontally; the bottom end of the second vertical plate (133) is fixedly connected with the other end of the first horizontal plate (132); one end of the second horizontal plate (134) is fixedly connected with the top end of the second vertical plate (133), and the other end of the second horizontal plate extends outwards horizontally; the first guide piece (4) is detachably and fixedly arranged on the first horizontal plate (132);

the second horizontal plate (134) is provided with a mounting through hole (136).

2. An adjustable furniture according to claim 1, characterized in that:

The novel portable electric power tool further comprises a base (8) provided with a base space (81), wherein the base frame (1) is positioned in the base space (81) and detachably and fixedly connected with the base (8).

3. An adjustable furniture according to claim 1, characterized in that: the driver (3) is fixedly arranged on the underframe;

The cushion frame (2) is slidably matched with the first guide piece (4) through a second guide piece (5), and is movably arranged on the side frame (13).

4. Adjustable furniture according to claim 1, characterized in that the back rest (2) further comprises:

The top plate (23) is vertically opposite to the bottom plate (21), the lower ends of the top plate and the bottom plate are fixedly connected with the upper ends of the two side plates (22), the upper ends of the top plate and the bottom plate are provided with top mounting holes (25), and the back cushion (7) is detachably mounted on the top plate (23) through the top mounting holes (25);

The bottom plate (21), the top plate (23) and the two side plates (22) are enclosed to form a hollow gap (26), and the hollow gap (26) is used for allowing a part of the seat cushion (6) positioned between the two guide grooves (61) to pass through;

And the connecting piece (24) is fixedly arranged below the bottom plate (21) and is used for being connected with the driver (3).

5. The adjustable furniture of claim 4, wherein: the driver (3) comprises a main body part (31) and a telescopic shaft (32), wherein the main body part (31) is fixedly arranged on the underframe, and the end part of the telescopic shaft (32) is connected with the connecting piece (24).

6. The adjustable furniture of claim 5, wherein: the connecting piece (24) comprises a U-shaped plate (241), one end of the U-shaped plate (241) is fixedly connected with the bottom plate (21), two opposite side lug plates (242) are arranged below the other end of the U-shaped plate, first through holes (243) are formed in the side lug plates (242), second through holes (323) are formed in the end portions of the telescopic shafts (32), and connecting columns (324) penetrate through the first through holes (243) and the second through holes (323) to achieve connection.

7. The adjustable furniture of claim 5, wherein: the underframe comprises a first underframe plate (11) and a second underframe plate (12) which are arranged front and back, one side frame (13) is fixedly connected with one end of the first underframe plate (11) and one end of the second underframe plate (12) respectively, and the other side frame (13) is fixedly connected with the other end of the first underframe plate (11) and the other end of the second underframe plate (12) respectively;

the main body part (31) of the driver (3) is fixedly connected with the first chassis plate (11) and the second chassis plate (12) at two ends respectively.

8. An adjustable furniture according to claim 1, characterized in that: the device further comprises at least one arc-shaped reinforcing plate (135), and the arc-shaped reinforcing plate is fixedly connected with the first vertical plate (131), the first horizontal plate (132), the second vertical plate (133) and the second horizontal plate (134) from the outer side.