CN217743714U - Elastic supporting device for sofa - Google Patents

Abstract

The utility model discloses an elastic supporting device for sofa, including the sofa cushion above sofa base member and the sofa base member, be equipped with base and framework in the sofa base member, four corners of base are equipped with the branch, and the branch passes through the telescopic link and is connected with the framework, be equipped with the elastic supporting mechanism of shock attenuation buffering between base and the framework, be equipped with multiunit snakelike spring along its length direction in the framework, the below of snakelike spring is equipped with the elastic rod, the surface of elastic rod contacts with snakelike spring; this novel elastic support for sofa device has dual elastic support structure, and is overall stable, and elasticity is good, satisfies people daily user demand.

Description

Elastic supporting device for sofa

Technical Field

The utility model relates to a domestic sofa technical field especially relates to an elastic support device for sofa.

Background

With the continuous development of society, the home decoration industry has been rapidly developed. Various furniture is involved in the home decoration process. Wherein the sofa is an important component. There are a wide variety of sofas currently in use or sold on the market. However, the traditional sofa cushion is directly loaded on a horizontally arranged hard plate-shaped structure, so that the elasticity of the sofa is not good enough, people feel uncomfortable after sitting for a long time, and the using requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problems and providing a sofa elastic supporting device with dual elastic supporting structure, overall stability, elasticity is good, satisfies people's daily user demand.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides an elastic supporting device for sofa, includes the sofa pad of sofa base member and sofa base member top, be equipped with base and framework in the sofa base member, four angle departments of base are equipped with branch, and branch passes through the telescopic link and is connected with the framework, be equipped with the elastic supporting mechanism of shock attenuation buffering between base and the framework, be equipped with the snakelike spring of multiunit along its length direction in the framework, the below of snakelike spring is equipped with the elasticity rod, the surface and the snakelike spring of elasticity rod contact.

Preferably, the elastic support mechanism includes optical axis and pressure spring, the optical axis is established between two branches of homonymy, be equipped with solid fixed ring and slip ring on the optical axis, the pressure spring is established between solid fixed ring and slip ring, and wherein the one end and the solid fixed ring of pressure spring are connected, and the other end is connected with the slip ring, the bottom surface of framework is equipped with the articulated connecting rod, the both ends of connecting rod are articulated with the slip ring of both sides respectively, when the framework pushes down the atress, the both ends of connecting rod are opened and are made the slip ring to the solid fixed ring direction slip and extrude the pressure spring simultaneously.

Preferably, the connecting rod includes two hinged rods, and one of them hinged rod is equipped with the slotted hole, is equipped with the connecting portion with slotted hole matched with on another hinged rod, connecting portion are established in the slotted hole, two hinged rod sets up between optical axis and framework in slotted hole and connecting portion department crisscross.

Preferably, fixing rods are arranged on two sides in the frame body, a connecting cylinder is arranged on one side, close to the snake-shaped spring, of each fixing rod, and two ends of the snake-shaped spring are inserted into the connecting cylinders in an inserting mode.

Preferably, the periphery of the snake-shaped spring is provided with a tension spring, and the tension spring is connected with two adjacent snake-shaped springs and is connected with the frame body and the snake-shaped spring.

Preferably, the elastic rods are arranged along the width direction of the frame body, the plurality of elastic rods are integrally arc-shaped, and the snake-shaped spring is arched upwards through the elastic rods.

Preferably, the height of the upward arch of the serpentine spring is 2-4cm.

Preferably, a guard plate is arranged around the base, the height of the guard plate is flush with that of the support rod, and the base and the outer portion of the sofa cushion are covered with cotton cloth.

The utility model discloses an elastic supporting device for sofa, including the sofa cushion above sofa base member and the sofa base member, be equipped with base and framework in the sofa base member, four corners of base are equipped with branch, and branch passes through the telescopic link and is connected with the framework, be equipped with the elastic supporting mechanism of shock attenuation buffering between base and the framework, be equipped with multiunit snakelike spring along its length direction in the framework, the below of snakelike spring is equipped with the elastic rod, the surface of elastic rod contacts with snakelike spring; this novel elastic support for sofa device has dual elastic support structure, and is overall stable, and elasticity is good, satisfies people daily user demand.

Drawings

Fig. 1 is a schematic structural view of the elastic supporting device for sofa of the present invention.

Fig. 2 is a schematic view of an internal structure of the elastic supporting device for sofa of the present invention.

Fig. 3 is a schematic view of the internal structure of the elastic supporting device for sofa of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the elastic supporting device for sofa of the present invention.

Fig. 5 is a schematic structural view of an elastic supporting mechanism in the elastic supporting device for sofa of the present invention.

Fig. 6 is a schematic structural view of a connecting rod in the elastic supporting device for sofa according to the present invention.

Fig. 7 is a schematic structural view of the serpentine spring and the elastic roller in the elastic supporting device for sofa of the present invention.

Fig. 8 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a sofa base; 11. a base; 12. a frame body; 121. a serpentine spring; 122. a tension spring; 123. an elastic stick; 124. a fixing rod; 125. a connecting cylinder; 13. a strut; 14. a telescopic rod; 15. a guard plate; 2. a sofa cushion; 3. an elastic support mechanism; 31. an optical axis; 32. a fixing ring; 33. a slip ring; 34. a pressure spring; 35. a connecting rod; 351. a hinged lever; 352. a slot; 353. a connecting portion.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. The attached drawings are simplified schematic diagrams and illustrate only the basic structure of the present invention in a schematic manner, and therefore, they show only the constitution related to the present invention.

Referring to fig. 1-8, an elastic supporting device for a sofa comprises a sofa base 1 and a sofa cushion 2 above the sofa base 1, a base 11 and a frame 12 are arranged in the sofa base 1, supporting rods 13 are arranged at four corners of the base 11, the supporting rods 13 are connected with the frame 12 through telescopic rods 14, an elastic supporting mechanism 3 for damping and buffering is arranged between the base 11 and the frame 12, the frame can be buffered through the elastic supporting mechanism 3, so that the sofa is more elastic and the comfort level is improved, a plurality of sets of serpentine springs 121 are arranged in the frame 12 along the length direction of the frame, elastic rods 123 are arranged below the serpentine springs 121, the surfaces of the elastic rods 123 are in contact with the serpentine springs 121, and the sofa cushion 2 is placed on the serpentine springs 121, wherein the serpentine springs and the elastic rods further play elastic supporting roles, so that the sofa is softer and has elasticity.

The utility model discloses in the scheme, elastic support mechanism 3 includes optical axis 31 and pressure spring 34, optical axis 31 is established between two branches 13 of homonymy, be equipped with solid fixed ring 32 and slip ring 33 on the optical axis 31, pressure spring 34 is established between solid fixed ring 32 and slip ring 33, and wherein the one end and the solid fixed ring 32 of pressure spring 34 are connected, and the other end is connected with slip ring 33, the bottom surface of framework 12 is equipped with articulated connecting rod 35, the both ends of connecting rod 35 are articulated with the slip ring 33 of both sides respectively, when framework 12 pushes down the atress, the both ends of connecting rod 35 are opened and are made slip ring 33 extrude pressure spring 34 to solid fixed ring 22 direction slip simultaneously, and in the same way, when framework or sofa cushion 2 atress end, through the elasticity of pressure spring 34, make framework 12 and slip ring 33 return the normal position.

Further, the connecting rod 35 includes two hinge rods 351, one of the hinge rods 351 is provided with a slot 352, the other hinge rod 351 is provided with a connecting portion 353 matched with the slot 352, the connecting portion 353 is arranged in the slot 352, and the two hinge rods 351 are alternately arranged between the optical axis 31 and the frame 12 at the slot 352 and the connecting portion 353; after the frame 12 is pressed, the angle between the two hinge rods 351 is adjusted in the slot 352, wherein the two hinge rods 351 are staggered for facilitating the sliding ring 33 to move horizontally on the optical axis 31.

In the scheme of the present invention, the fixing rods 124 are disposed at two sides in the frame 12, the connecting cylinder 125 is disposed at one side of the fixing rod 124 close to the serpentine spring 121, and two ends of the serpentine spring 121 are inserted into the connecting cylinder 125, so as to facilitate installation and disassembly; be equipped with extension spring 122 around snakelike spring 121, two adjacent snakelike springs 121 are connected to extension spring 122, and connect framework 12 and snakelike spring 121, and wherein extension spring 122 can be spacing snakelike spring 121, avoids snakelike spring 121 off tracking after long-time the use.

The elastic rods 123 are arranged along the width direction of the frame body 12, the plurality of elastic rods 123 are integrally arc-shaped, the serpentine spring 121 is arched upwards through the elastic rods 123 in a normal state, and the height of the serpentine spring 121 arched upwards is 2-4cm, so that the elastic supporting capacity is further improved.

The utility model discloses in as preferred scheme, be equipped with backplate 15 around base 11, the high parallel and level of the height of backplate 15 and branch 13 improves overall stability and can prevent that debris from getting into inside the sofa, base 11 and sofa pad 2's outside cage cotton woven fabrics avoid the spot directly to pollute the sofa.

This novel elastic support device for sofa has good elasticity shock-absorbing function, when using, the human body sits when sofa cushion, at first snakelike spring 121, extension spring 122 and elastic roller 123 play first step elastic support, then framework 12 pushes down the atress, the both ends of connecting rod 35 are opened and are made slip ring 33 slide extrusion pressure spring 34 simultaneously to solid fixed ring 32 direction, further improve the elastic support dynamics, leave the improvement after the pressurized when the human body finishes, the elasticity of pressure spring 34 makes framework 12 and slip ring 33 return the normal position.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (8)

1. The utility model provides an elastic supporting device for sofa, includes the sofa pad of sofa base member and sofa base member top, its characterized in that, be equipped with base and framework in the sofa base member, four angle departments of base are equipped with branch, and branch passes through the telescopic link and is connected with the framework, be equipped with the elastic supporting mechanism of shock attenuation buffering between base and the framework, be equipped with the snakelike spring of multiunit along its length direction in the framework, the below of snakelike spring is equipped with the elastic rod, the surface and the snakelike spring of elastic rod contact.

2. The elastic supporting device for the sofa according to claim 1, wherein the elastic supporting mechanism comprises an optical axis and a pressure spring, the optical axis is arranged between two supporting rods on the same side, the optical axis is provided with a fixed ring and a sliding ring, the pressure spring is arranged between the fixed ring and the sliding ring, one end of the pressure spring is connected with the fixed ring, the other end of the pressure spring is connected with the sliding ring, the bottom surface of the frame body is provided with a hinged connecting rod, two ends of the connecting rod are respectively hinged with the sliding rings on two sides, when the frame body is pressed downwards and stressed, two ends of the connecting rod are opened to enable the sliding ring to slide towards the fixed ring and to extrude the pressure spring.

3. The flexible support device as claimed in claim 2, wherein the linkage comprises two hinge rods, one of the hinge rods has a slot, the other hinge rod has a connecting portion, the connecting portion is disposed in the slot, and the two hinge rods are alternately disposed between the optical axis and the frame body at the slot and the connecting portion.

4. The sofa support apparatus of claim 1, wherein the frame body has fixing rods at two sides, the fixing rods have connecting tubes at one side near the serpentine springs, and two ends of the serpentine springs are inserted into the connecting tubes.

5. The sofa support apparatus of claim 4, wherein the coiled spring is surrounded by a tension spring, the tension spring connects two adjacent coiled springs and connects the frame and the coiled spring.

6. The sofa support apparatus of claim 1, wherein the resilient rods are formed along the width direction of the frame, the resilient rods are integrally formed in an arc shape, and the serpentine spring is upwardly arched by the resilient rods.

7. The sofa support apparatus of claim 6, wherein the serpentine springs are upwardly arched to a height of 2-4cm.

8. The sofa support according to any one of claims 1-7, wherein the base is surrounded by a cover, the cover having a height level with the height of the support rod, the base and the sofa cushion outer portion being covered by a Dacron fabric.

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