CN220655195U - Sofa frame and sofa - Google Patents

Abstract

The utility model discloses a sofa frame and a sofa, wherein the sofa frame comprises a seat underframe and adjusting legs, the seat underframe is spliced into a straight shape or an L shape by one or more rectangular underframe units, adjacent rectangular underframe units are fixedly connected, triangular plates are arranged at four inner angle positions of each rectangular underframe unit, through holes are formed in the triangular plates, rivet nuts are arranged in the through holes, limiting parts of the rivet nuts are positioned below the triangular plates, the rivet nuts penetrate through the through holes and can rotate relative to the through holes, and screw rods are arranged at the upper ends of the adjusting legs and penetrate through the rivet nuts and are in threaded connection with the rivet nuts.

Description

Sofa frame and sofa

Technical Field

The utility model relates to the technical field of sofas, in particular to a sofa frame and a sofa.

Background

The existing sofa foot seat is generally composed of a foot tube and a bottom plate, and the foot tube and the bottom plate are fixed by welding, so that the electroplating difficulty of the fixing mode is high, and the production process difficulty is increased; and moreover, as time goes on or in the moving process of daily life, the welding between the foot tube and the bottom plate is not firm, so that the foot tube and the bottom plate are easily separated from each other, and a plurality of inconveniences are brought to life. And the height of the sofa leg can not be adjusted by welding connection, so that the requirements of various different people can not be met, and the sofa is inconvenient to use.

The Chinese patent of publication No. CN201499883U discloses a sofa leg, which structurally comprises a main body part, an installation part arranged at the upper end of the main body part, and a support part arranged at the lower end of the main body part, wherein the installation part is movably arranged on the main body part; the height of the mounting part can be adjusted at will on the main body part, so that the height of the sofa can be controlled, the sofa can adapt to the needs of different people, and the sofa is convenient to use.

The utility model overcomes the defect that the height of the sofa leg cannot be adjusted, but the support part of the sofa leg is arranged below the main body part, so that the contact between the installation part and the sofa is less, and the support effect of the sofa leg on the sofa is still to be further improved.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a sofa frame and a sofa, wherein the sofa frame not only can realize the height adjustment of each foot, but also has good supporting effect on the sofa.

The technical scheme of the utility model is as follows:

the utility model provides a sofa frame, includes seat underframe and regulation foot, the seat underframe is spliced into straight shape or L shape by one or more rectangle underframe unit, adjacent fixed connection between the rectangle underframe unit, each four interior angle positions of rectangle underframe unit all are provided with the set square, each all set square is last to have seted up the through-hole, each all be equipped with in the through-hole and draw the riveting nut, draw the spacing portion of riveting nut to be located the set square below, draw the riveting nut and run through the through-hole and can rotate for the through-hole, the upper end of regulation foot is equipped with the screw rod, the screw rod runs through and draws the riveting nut and rather than threaded connection.

Preferably, the sofa cushion comprises a seat bottom frame, a backrest frame, a sofa cushion baffle, a seat bottom frame, a seat cushion cover and a seat cushion cover, wherein the backrest frame and the seat bottom frame form an L shape and are fixedly connected, the sofa cushion baffle is arranged on the seat bottom frame and is L-shaped, one surface of the sofa cushion baffle is fixed with one side of the seat bottom frame, which is close to the backrest frame, the other surface of the sofa cushion baffle faces upwards, a gap is reserved between the sofa cushion baffle and the backrest frame, and the sofa cushion baffle is used for enabling the upper cushion soft package and the lower cushion soft package to be staggered back and forth.

Preferably, each of the rectangular bottom frame units includes a rectangular frame and an i-beam fixed inside the rectangular frame.

Preferably, the utility model also comprises a foot bed underframe, the structure of the foot bed underframe is the same as that of the rectangular underframe unit, and the foot bed underframe and the rectangular underframe unit can be tightly held by a plurality of U-shaped buckles.

Preferably, the seat bottom frame also comprises side armrests which are arranged at two sides of the seat bottom frame, the bottom edge of the side handrail is fixedly connected with the seat underframe, and one side close to the backrest frame is fixedly connected with the backrest frame.

Preferably, the upper part of the side handrail is provided with first chamfers on both sides, and the side handrail is provided with a magazine bag.

Preferably, the backrest frame is formed by splicing one or more backrest units, the backrest units and the underframe units are in one-to-one correspondence and jointly form an L shape, each backrest unit is fixedly connected with the corresponding underframe unit, and adjacent backrest units are fixedly connected.

Preferably, a middle beam is arranged at the upper part of the backrest unit, decorative cloth is wrapped outside the upper edge and the middle beam of the backrest unit, and second chamfers are arranged at two sides of the upper part of the backrest unit.

The sofa comprises the sofa frame, an upper cushion soft bag and a lower cushion soft bag, wherein the lower cushion soft bag is arranged on the seat underframe and is abutted against the sofa cushion baffle, and the upper cushion soft bag is arranged on the lower cushion soft bag and is abutted against the backrest frame.

The beneficial effects of the utility model are as follows:

according to the sofa frame provided by the utility model, the triangular plates are arranged at the four inner angle positions of each rectangular bottom frame unit, so that a triangular structure can be formed at the four corner positions of each rectangular bottom frame unit, the structural strength and stability of the whole seat bottom frame are enhanced, and the bolts of the adjusting feet penetrate through the rivet nuts and are in threaded connection with the rivet nuts, and the rivet nuts penetrate through the through holes of the triangular plates and can rotate relative to the through holes, so that the height adjustment of the adjusting feet can be realized by rotating the rivet nuts;

the front of the lower cushion soft bag is not level with the front of the upper cushion soft bag by arranging the sofa cushion baffle plate, but is more protruded out of the upper cushion soft bag, so that the upper cushion soft bag gives people a staggered aesthetic feeling, and the protruded lower cushion soft bag is also used for providing support for the lower leg part of a user or improving a pedal position, so that more use demands of the user are met;

the sofa provided by the utility model has the advantages of strong structural stability, flexible adjustment of the height of each foot, comfort and beautiful appearance, and realization of modularized assembly according to the actual demands of users.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a sofa frame provided in embodiment 1;

FIG. 2 is a cross-sectional view of an adjustment foot of the sofa frame provided in example 1;

fig. 3 is a schematic structural view of a sofa cushion baffle of the sofa frame provided in embodiment 1;

fig. 4 is a schematic structural view of a sofa provided in embodiment 2;

in the attached drawings, a 1-rectangular bottom frame unit, a 11-rectangular frame, a 12-I-shaped beam, a 2-backrest unit, a 21-middle beam, a 3-foot bed bottom frame, a 4-side handrail, a 5-sofa cushion baffle, a 6-adjusting foot, a 61-screw rod, a 62-rivet nut, a 7-triangular plate, a 71-through hole, an 8-U-shaped buckle, a 9-backrest soft bag, a 101-upper cushion soft bag and a 102-lower cushion soft bag are arranged.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein.

In the present application, the terms "upper", "lower", "inner", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

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 this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "configured," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

The embodiment provides a sofa frame, as shown in fig. 1-2, including a seat underframe and an adjusting leg 6, the seat underframe is spliced into a straight shape or an L shape by one or more rectangular underframe units 1, the adjacent rectangular underframe units 1 are fixedly connected, the four inner angle positions of each rectangular underframe unit 1 are fixedly provided with triangular plates 7, through holes 71 are formed in each triangular plate 7, rivet nuts 62 are arranged in each through hole 71, the limiting parts of the rivet nuts 62 are located below the triangular plates 7, the rivet nuts 62 penetrate through the through holes 71 and can rotate relative to the through holes 71, the upper ends of the adjusting legs 6 are provided with screws 61, and the screws 61 penetrate through the rivet nuts 62 and are in threaded connection with the rivet nuts 62.

In this embodiment, by arranging the triangular plates 7 at the four inner corners of each rectangular bottom frame unit 1, a triangular structure can be formed at the four corners of each rectangular bottom frame unit 1, so as to enhance the structural strength and stability of the entire seat bottom frame, and since the screw 61 of the adjusting leg 6 penetrates the rivet nut 62 and is in threaded connection with the rivet nut, the rivet nut 62 penetrates the through hole 71 of the triangular plate 7 and can rotate relative to the through hole 71, and therefore, the height adjustment of the adjusting leg 6 can be achieved by rotating the rivet nut 62.

In this embodiment, as shown in fig. 1 and 3, the sofa frame further includes a backrest frame and a sofa cushion baffle 5, the backrest frame and the seat bottom frame form an L shape and are fixedly connected, the sofa cushion baffle 5 is disposed on the seat bottom frame, the sofa cushion baffle 5 is L-shaped, one surface of the sofa cushion baffle 5 is fixed to one side of the seat bottom frame, which is close to the backrest frame, the other surface faces upwards, a gap is formed between the sofa cushion baffle 5 and the backrest frame, the sofa cushion baffle 5 is used for staggering the upper cushion soft package and the lower cushion soft package from front to back, so that the front of the lower cushion soft package 102 is not flush with the front of the upper cushion soft package 101, but protrudes out of the upper cushion soft package 101, gives people a staggered aesthetic feeling, and the protruding lower cushion soft package 102 is also used for providing support for the lower leg position of a user, or improving a pedal position, and satisfying more use requirements of the user.

In the present embodiment, each rectangular bottom frame unit 1 includes a rectangular frame 11 and an i-beam 12, the i-beam 12 being fixed inside the rectangular frame 11; the rectangular frame 11 can be formed by cutting 20mm rectangular pipes through laser and then welding; the inner I-beam 12 can be formed by processing 15 x 15mm rectangular pipes, the I-beam 12 can play a role in enhancing the structural stability of the rectangular bottom frame unit 1, and the inner part of the rectangular frame 11 is divided into a plurality of small areas, so that after the soft package seat cushion is placed, the rectangular bottom frame unit 1 is uniformly stressed, and deformation of the rectangular bottom frame unit 1 due to uneven stress is avoided.

In this embodiment, as shown in fig. 1, the sofa frame further includes a couch bottom frame 3, the structure of the couch bottom frame 3 is the same as that of the rectangular bottom frame unit 1, and the couch bottom frame 3 and the rectangular bottom frame unit 1 can be clasped by a plurality of U-shaped buckles 8, and the U-shaped buckles 8 are used for fixing the couch bottom frame 3 and the seat bottom frame, so as to avoid sliding during integral use. The U-shaped buckle 8 can be taken down when being used alone.

In this embodiment, as shown in fig. 1, the sofa frame further includes side armrests 4, the side armrests 4 are disposed on two sides of the seat bottom frame, the bottom edges of the side armrests 4 are fixedly connected with the seat bottom frame, and one side close to the backrest frame is fixedly connected with the backrest frame; the two sides of the upper part of the side handrail 4 are provided with first chamfers, and the side handrail 4 is provided with a magazine bag; the side handrail 4 can be formed by cutting, punching and welding a rectangular pipe with the diameter of 20mm by laser, the probability of accidental collision of a user is reduced by arranging a first chamfer, the safety is improved, and the side handrail is a special appearance style; the side armrests 4 are provided with magazine bags, books, mobile phones and other articles can be placed on the side armrests, and the mounted magazine bags can cover the upper surfaces of the side armrests 4, so that direct contact between a human body and a steel structure is avoided.

In this embodiment, as shown in fig. 1, the backrest frame is formed by splicing one or more backrest units 2, the backrest units 2 are in one-to-one correspondence with the bottom frame units and jointly form an L shape, each backrest unit 2 is fixedly connected with the corresponding bottom frame unit, and adjacent backrest units 2 are fixedly connected with each other; the upper part of the backrest unit 2 is provided with a middle beam 21, the upper edge of the backrest unit 2 and the middle beam 21 are wrapped with decorative cloth, and the two sides of the upper part of the backrest unit 2 are provided with second chamfers; the backrest unit 2 can be formed by cutting, punching and welding 20 x 20mm rectangular pipes through laser, the middle beam 21 can be formed by adopting 15 x 15mm rectangular pipes through setting a second chamfer, sharp right angles are avoided, the safety is enhanced, the modeling is enriched, the product can be further beautified through setting decorative cloth, the decorative cloth is provided with a magic tape, and the decorative cloth can be conveniently detached and washed.

In this embodiment, as shown in fig. 1, between each adjacent rectangular bottom frame unit 1 of the seat bottom frame, between each backrest unit 2 of the backrest frame, between the side armrests 4 and the adjacent rectangular bottom frame unit 1 and backrest unit 2, and between the mutually corresponding rectangular bottom frame unit 1 and backrest unit 2, include, but are not limited to, the fixation connection by means of bolt and nut locking.

Example 2

The embodiment provides a sofa, which comprises the sofa frame provided in embodiment 1, as shown in fig. 4, and further comprises an upper layer cushion soft bag 101 and a lower layer cushion soft bag 102, wherein the lower layer cushion soft bag 102 is arranged above a seat bottom frame and is abutted against a sofa cushion baffle 5, and the upper layer cushion soft bag 101 is arranged above the lower layer cushion soft bag 102 and is abutted against a backrest frame; and the seat cushion also comprises a seat cushion soft bag 9, wherein the seat cushion soft bag 9 is arranged above the upper seat cushion soft bag 101 and leans against the seat cushion frame, and the sum of the heights of the seat cushion soft bag 9, the upper seat cushion soft bag 101 and the lower seat cushion soft bag 102 is larger than the height of the seat cushion frame.

In this embodiment, the backrest soft pack 9, the upper cushion soft pack 101 and the lower cushion soft pack 102 may be a single piece soft pack or a plurality of unit soft packs.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (10)

1. A sofa frame, characterized in that: the seat bottom frame is spliced into a straight shape or an L shape by one or more rectangular bottom frame units, the rectangular bottom frame units are fixedly connected, triangular plates are arranged at four inner angle positions of each rectangular bottom frame unit, through holes are formed in the triangular plates, rivet nuts are arranged in the through holes, limiting parts of the rivet nuts are located below the triangular plates, the rivet nuts penetrate through the through holes and can rotate relative to the through holes, and a screw rod is arranged at the upper end of each adjusting foot and penetrates through the rivet nuts and is in threaded connection with the rivet nuts.

2. The sofa frame according to claim 1, wherein: the sofa cushion baffle is arranged on the seat underframe, one surface of the sofa cushion baffle is fixed with one side of the seat underframe, which is close to the backrest frame, the other surface of the sofa cushion baffle faces upwards and has a gap with the backrest frame, and the sofa cushion baffle is used for enabling the upper cushion soft package and the lower cushion soft package to be staggered back and forth.

3. The sofa frame according to claim 2, wherein: each rectangular bottom frame unit comprises a rectangular frame and an I-beam, and the I-beam is fixed inside the rectangular frame.

4. A sofa frame according to claim 3, characterized in that: the foot bed is characterized by further comprising a foot bed bottom frame, the structure of the foot bed bottom frame is the same as that of the rectangular bottom frame unit, and the foot bed bottom frame and the rectangular bottom frame unit can be fastened by a plurality of U-shaped buckles.

5. The sofa frame according to claim 2, wherein: the seat is characterized by further comprising side armrests, wherein the side armrests are arranged on two sides of the seat bottom frame, the bottom edges of the side armrests are fixedly connected with the seat bottom frame, and one side, close to the backrest frame, of the side armrests is fixedly connected with the backrest frame.

6. The sofa frame according to claim 5, wherein: the upper portion both sides of side handrail all have first chamfer, be provided with the magazine bag on the side handrail.

7. The sofa frame according to claim 2, wherein: the backrest frame is formed by splicing one or more backrest units, the backrest units and the underframe units are in one-to-one correspondence and jointly form an L shape, each backrest unit is fixedly connected with the corresponding underframe unit, and adjacent backrest units are fixedly connected.

8. The sofa frame according to claim 7, wherein: the upper portion of back unit is equipped with the center sill, the higher authority of back unit and center sill parcel have the decorative cloth outward, the upper portion both sides of back unit all have the second chamfer.

9. A sofa, characterized in that: the sofa frame of any of claims 1-8, further comprising an upper cushion bladder and a lower cushion bladder, the lower cushion bladder disposed above the seat bottom frame and in contact with the sofa cushion retainer, the upper cushion bladder disposed above the lower cushion bladder and in contact with the back frame.

10. The sofa of claim 9 wherein: the novel seat cushion comprises a seat cushion frame, and is characterized by further comprising a backrest soft package which is arranged above the upper-layer seat cushion soft package and leans against the seat cushion frame, wherein the sum of the heights of the backrest soft package, the upper-layer seat cushion soft package and the lower-layer seat cushion soft package is larger than the height of the seat cushion frame.