CN215271636U

CN215271636U - Spring sofa

Info

Publication number: CN215271636U
Application number: CN202121345872.3U
Authority: CN
Inventors: 梁庆贺
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-24
Anticipated expiration: 2031-06-17

Abstract

The utility model relates to the technical field of furniture, specifically disclose a spring sofa, including sofa seat frame (1) and elastic frame (2) of setting in sofa seat frame (1), its characterized in that: the elastic frame (2) comprises a square frame (3) and a plurality of groups of elastic units (4) which are arranged in the square frame (3) side by side, each elastic unit (4) comprises a support frame (41) and a serpentine spring (42), each support frame (41) comprises two cross beams (411) and a support rod (412) used for connecting the two cross beams (411), the two cross beams (411) are respectively fixed on two sides of the square frame (3), the support rods (412) are positioned on the bottom sides of the two cross beams (411), two ends of the serpentine spring (42) are respectively connected with the two cross beams (411), a conical spring (5) is arranged at the bottom of the serpentine spring (42), and the conical spring (5) is arranged on the support rods (412); the fatigue collapse of the spring structure can be avoided, and simultaneously, the bearing capacity of the spring structure is greatly improved.

Description

Spring sofa

Technical Field

The utility model relates to the technical field of furniture, in particular to spring sofa.

Background

The sofa is one kind of soft furniture, and is one kind of chair with several seats and several cushions, which are spring, thick foamed plastic, etc.

At present, the existing spring sofa is complex in structure and complex in assembly process. Moreover, the elasticity effect of spring structure is not good in the sofa, refers to the chinese utility model patent, and the grant publication number is CN 207590344U, discloses a sofa spring base, including the frame, be provided with the spring between the frame, the frame is provided with two, is connected with the connecting rod between two frames, is fixed or can the split be connected between connecting rod and the frame, is provided with a plurality of strengthening ribs on two frames respectively. The spring structure of the sofa is easy to fatigue and collapse, the buttocks can be directly seated on the connecting rod, and the bearing force is not enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that prior art exists, the utility model provides a spring sofa can avoid the fatigue of spring structure to sink, simultaneously also great improvement spring structure's bearing capacity.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a spring sofa, includes sofa seat frame and the elastic frame of setting in sofa seat frame, its characterized in that: the elastic frame comprises a square frame and a plurality of groups of elastic units which are arranged in the square frame side by side, each elastic unit comprises a support frame and a serpentine spring, each support frame comprises two cross beams and support rods which are used for connecting the two cross beams, the two cross beams are fixed on two sides of the square frame respectively, the support rods are located on the bottom sides of the two cross beams, two ends of each serpentine spring are connected with the two cross beams respectively, and conical springs are arranged at the bottoms of the serpentine springs and arranged on the support rods.

Preferably, the elastic unit comprises two serpentine springs, the two serpentine springs are arranged side by side, and the support rod is located between the two serpentine springs.

Furthermore, the small end of the conical spring is fixed on the support rod, the large end of the conical spring is provided with a connecting frame, and the connecting frame is connected with the two serpentine springs through spring clamps.

Furthermore, the surfaces of the conical spring and the connecting frame are coated with a soft plastic layer.

Preferably, the support rod comprises a bottom rod and support arms positioned on two sides of the bottom rod, and the bottom rod is connected with the two cross beams through the support arms on two sides respectively.

Furthermore, the supporting arms face outwards to form a certain inclination angle with the bottom rod.

Furthermore, an integrally formed buckle position is arranged on the cross beam, and the serpentine spring is buckled on the buckle position.

The utility model has the advantages that:

1. the supporting rods are positioned at the bottom sides of the two cross beams, so that the longitudinal beams of a sofa seat frame or a square frame can be reduced or omitted, and on the other hand, the buttocks cannot be directly seated on the longitudinal beams without elasticity;

2. the conical spring is arranged between the supporting rod and the serpentine spring, so that fatigue collapse of the serpentine spring can be avoided, the bearing capacity of the elastic frame is greatly improved, and the whole sofa is quicker and more convenient in the installation process;

3. the surfaces of the conical spring and the connecting frame are coated with a soft plastic layer, so that noise can not be generated due to friction between the serpentine spring and the conical spring and/or the connecting frame in the use process.

Drawings

Fig. 1 is a schematic structural view of the spring sofa.

Fig. 2 is a schematic structural diagram of the elastic frame.

Fig. 3 is a perspective view of the elastic unit.

Fig. 4 is a front view of the elastic unit.

Fig. 5 is a schematic structural view of a conical spring.

Fig. 6 is a schematic structural view of the support bar.

In the figure, 1-sofa seat frame, 2-elastic frame, 3-square frame, 4-elastic unit, 5-conical spring, 6-connecting frame, 7-spring clamp, 41-supporting frame, 42-serpentine spring, 411-cross beam, 412-supporting rod, 4111-buckling position, 4121-bottom rod and 4122-supporting arm.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1-6, the spring sofa of the present embodiment includes a sofa seat frame 1 and an elastic frame 2 disposed in the sofa seat frame 1, the elastic frame 2 includes a frame 3 and a plurality of sets of elastic units 4 disposed side by side in the frame 3, the elastic units 4 include a support frame 41 and a coil spring 42, the support frame 41 includes two beams 411 and a support bar 412 for connecting the two beams 411, the two beams 411 are respectively fixed on two sides of the frame 3, the support bar 412 is located at a bottom side of the two beams 411, two ends of the coil spring 42 are respectively connected with the two beams 411, a conical spring 5 is disposed at a bottom of the coil spring 42, and the conical spring 5 is disposed on the support bar 412.

Since the support bars 412 are located at the bottom side of the two cross beams 411, on the one hand, longitudinal beams of the sofa seat frame 1 or the frame 3 can be reduced or omitted, and on the other hand, the buttocks cannot be directly seated on the longitudinal beams without elasticity. In addition, the conical spring 5 is arranged between the support rod 412 and the serpentine spring 42, so that fatigue collapse of the serpentine spring 42 can be avoided, and meanwhile, the bearing capacity of the elastic frame 2 is greatly improved; and the whole sofa is more convenient and fast in the installation process.

As shown in fig. 3-5, the resilient unit 4 includes two coil springs 42, the two coil springs 42 are disposed side by side, and the support rod 412 is located between the two coil springs 42. The small end of the conical spring 5 is fixed on the support bar 412, the large end of the conical spring 5 is provided with a connecting frame 6, and the connecting frame 6 is connected with the two serpentine springs 42 through a spring clamp 7.

Further, the surfaces of the conical spring 5 and the connecting frame 6 are coated with a soft plastic layer; thus, during use, no noise is generated due to friction between the serpentine spring 42 and the conical spring 5 and/or the connecting frame 6.

The supporting rod 412 includes a bottom rod 4121 and supporting arms 4122 located at two sides of the bottom rod 4121, the bottom rod 4121 is respectively connected with the two cross beams 411 through the two side supporting arms 4122, and the supporting arms 4122 face outwards to form a certain inclination angle with the bottom rod 4121.

As shown in fig. 6, the cross beam 411 is provided with an integrally formed buckling position 4111, and the serpentine spring 42 is buckled on the buckling position 4111, so as to increase the connection strength and facilitate the installation and detachment of the serpentine spring 42.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a spring sofa, includes sofa seat frame (1) and sets up elastic frame (2) in sofa seat frame (1), its characterized in that: elastic frame (2) include square frame (3) and lay multiunit elasticity unit (4) in square frame (3) side by side, elasticity unit (4) including support frame (41) and snake spring (42), support frame (41) include two crossbeams (411) and be used for connecting bracing piece (412) of two crossbeams (411), two crossbeams (411) are fixed respectively in the both sides of square frame (3), bracing piece (412) are located the bottom side of two crossbeams (411), the both ends of snake spring (42) are connected with two crossbeams (411) respectively, the bottom of snake spring (42) is equipped with conical spring (5), conical spring (5) set up on bracing piece (412).

2. The spring sofa of claim 1, wherein: the elastic unit (4) comprises two serpentine springs (42), the two serpentine springs (42) are arranged side by side, and the supporting rod (412) is located between the two serpentine springs (42).

3. The spring sofa of claim 2, wherein: the small end of the conical spring (5) is fixed on the support rod (412), the large end of the conical spring (5) is provided with a connecting frame (6), and the connecting frame (6) is connected with the two serpentine springs (42) through a spring clamp (7).

4. The spring sofa of claim 3, wherein: the surfaces of the conical spring (5) and the connecting frame (6) are coated with a soft plastic layer.

5. The spring sofa of claim 1, wherein: the supporting rod (412) comprises a bottom rod (4121) and supporting arms (4122) positioned on two sides of the bottom rod (4121), and the bottom rod (4121) is connected with the two cross beams (411) through the supporting arms (4122) on the two sides respectively.

6. The spring sofa of claim 5, wherein: the supporting arms (4122) outwards form a certain inclined angle with the bottom rod (4121).

7. The spring sofa of any of claims 1-6, wherein: be equipped with integrated into one piece's buckle position (4111) on crossbeam (411), serpentine spring (42) lock joint is on buckle position (4111).