CN213247939U

CN213247939U - Frame sofa shock-absorbing structure

Info

Publication number: CN213247939U
Application number: CN202022447311.6U
Authority: CN
Inventors: 潘勇
Original assignee: Huizhou Xuchen Furniture Co ltd
Current assignee: Huizhou Xuchen Furniture Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-05-25
Anticipated expiration: 2030-10-29

Abstract

The utility model relates to the technical field of sofas, in particular to a frame sofa damping structure, which comprises a base, wherein the middle part of the base is provided with a through groove, and four corners of the bottom of the base are provided with support legs, two sides of the inside of the through groove are provided with a plurality of groups of fixed plates at intervals, and the end surfaces of the fixed plates are rotationally connected with connecting plates through pin shafts, the damping structure of the frame sofa not only prevents the fixed plate from falling off when in use through the matching of the fixed bolt arranged at the outer side of the base and the clamping plate, but also enables the fixed plate to bear larger pulling force, the rotatable connecting plate and the sleeve are arranged, so that a user can conveniently detach and install the serpentine spring, the limiting rod is conveniently fixed and detached through the limiting frame, the damping structure is simple to operate, reasonable in design, low in manufacturing cost of required parts, easy to purchase, worthy of enterprise production and popularization to the society.

Description

Frame sofa shock-absorbing structure

Technical Field

The utility model relates to a sofa technical field especially relates to a frame sofa shock-absorbing structure.

Background

The sofa is a foreign word and is formed according to the sound translation of the English word sofa, and is a multi-seat chair with soft cushions, a backrest chair with springs or thick foam plastics and the like, and armrests are arranged on two sides of the backrest chair, so that the sofa is one kind of soft furniture.

Present sofa shock-absorbing structure is mostly through the mode of the fixed serpentine spring of fixture block, and the in-service use discovery is fixed the fixture block on the base and is fallen easily, and serpentine spring receives long-time extrusion atress and produces the deformation easily, but current damper is not convenient for the change to serpentine spring, and this just brings very big inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects that the snake-shaped spring is not convenient to replace and the like in the prior art and providing a frame sofa damping structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a damping structure of a frame sofa is designed, comprising a base, wherein the middle part of the base is provided with a through groove, four corners at the bottom of the base are respectively provided with a support leg, two sides in the through groove are respectively provided with a plurality of groups of fixed plates at intervals, the end surfaces of the fixed plates are rotatably connected with a connecting plate through a pin shaft, the end surfaces of the connecting plates are welded with sleeves, two ends of a serpentine spring are movably inserted in the two groups of opposite sleeves, the connecting plate and the fixed plates are provided with corresponding through holes, limiting rods are movably inserted in the through holes, the middle part of the fixed plate is provided with a mounting groove communicated with the through holes, a limiting frame sleeved with the limiting rods is movably inserted in the mounting groove, the end surface of the limiting rods is provided with notches, the inner side surfaces of the limiting frame are provided with wedges clamped in the notches, springs are fixedly connected,

preferably, the top of the limiting rod is provided with a stop block which is in lap joint with the serpentine spring, and the stop block is of an arc-shaped structure.

Preferably, the outer side of the base is inserted with a fixing bolt in a penetrating manner, and the fixing bolt is in threaded connection with the fixing plate.

Preferably, a clamping plate is arranged between the end part of the fixing bolt and the end face of the base, and a placing groove for placing the clamping plate is formed in the outer wall of the base.

The utility model provides a pair of frame sofa shock-absorbing structure, beneficial effect lies in: the utility model discloses a fixed plate has not only been avoided in the fixing bolt who sets up in the base outside and the cooperation of splint to drop when using, and makes the fixed plate can with bear bigger pulling force, rotatable connecting plate and sleeve pipe through setting up, convenient to use person is to serpentine spring's dismantlement and installation, and be convenient for fix the gag lever post through the spacing frame that sets up, and convenient to detach, this shock-absorbing structure easy operation and reasonable in design, required part cost is low and purchase easily, be worth enterprise's production and popularize to the society.

Drawings

Fig. 1 is a schematic structural view of a frame sofa damping structure provided by the present invention;

fig. 2 is an enlarged schematic structural view of a region a of the shock-absorbing structure of the frame sofa according to the present invention;

fig. 3 is a schematic view of a base structure of a frame sofa damping structure provided by the present invention;

fig. 4 is a schematic diagram of the enlarged structure of the B region of the shock-absorbing structure of the frame sofa of the present invention.

In the figure: 1. a base; 2. a through groove; 3. a fixing plate; 4. a connecting plate; 5. a sleeve; 6. a serpentine spring; 7. a through hole; 8. a limiting rod; 9. mounting grooves; 10. a limiting frame; 11. a notch; 12. a wedge block; 13. a spring; 14. a stopper; 15. fixing the bolt; 16. and (4) clamping the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a frame sofa damping structure comprises a base 1, a through groove 2 is arranged in the middle of the base 1, support legs are arranged at four corners of the bottom of the base 1, a plurality of groups of fixing plates 3 are arranged at intervals on two sides of the inside of the through groove 2, a connecting plate 4 is rotatably connected to the end surface of the fixing plate 3 through a pin shaft, a sleeve 5 is welded to the end surface of the connecting plate 4, two groups of opposite sleeves 5 are movably inserted with two ends of a serpentine spring 6, corresponding through holes 7 are arranged on the connecting plate 4 and the fixing plates 3, a limiting rod 8 is movably inserted in the through holes 7, a mounting groove 9 communicated with the through holes 7 is arranged in the middle of the fixing plate 3, a limiting frame 10 sleeved with the limiting rod 8 is movably inserted in the mounting groove 9, a notch 11 is arranged on the end surface of the limiting rod 8, and a wedge block 12 clamped in the, a spring 13 is fixedly connected between the limiting frame 10 and the inner wall of the mounting groove 9,

the top of gag lever post 8 is provided with 6 lapped dogs 14 of serpentine spring, and dogs 14 sets up to the arc structure, dog 14 of setting avoids serpentine spring 6 to drop in the use, it has fixing bolt 15 to run through the grafting in the outside of base 1, and fixing

bolt

15 and 3 threaded connection of fixed plate, through setting up fixing bolt 15 in the outside of base 1, thereby make fixed plate 3 can with bear bigger pulling force, be provided with splint 16 between the tip of fixing bolt 15 and base 1's the terminal surface, and be provided with the standing groove of placing splint 16 on base 1's the outer wall, the splint 16 of setting can strengthen fixing bolt 15's stress area, thereby ensure the stability of fixed plate 3.

A working mode; the during operation, when serpentine spring 6 needs to be changed, the user presses limiting

frame

10, 11 phase separations in the breach on wedge 12 on the limiting frame 10 and the gag lever post 8, the user can pull out gag lever post 8 this moment, thereby realize letting connecting plate 4 free rotation, it rotates serpentine spring 6 to the top to rotate connecting plate 4, the user can take out serpentine spring 6's both ends can, vice versa with the principle, install serpentine spring 6's both ends in connecting plate 4's sleeve pipe 5, rotate connecting plate 4 back of reseing, insert gag lever post 8 with it fixed can, and easy operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a frame sofa shock-absorbing structure, includes base (1), its characterized in that: the middle part of the base (1) is provided with a through groove (2), four corners at the bottom of the base (1) are respectively provided with a support leg, two sides in the through groove (2) are respectively provided with a plurality of groups of fixing plates (3) at intervals, the end surfaces of the fixing plates (3) are rotatably connected with a connecting plate (4) through pin shafts, the end surfaces of the connecting plates (4) are welded with sleeves (5), two groups of opposite sleeves (5) are movably inserted with two ends of a serpentine spring (6), the connecting plates (4) and the fixing plates (3) are provided with corresponding through holes (7), the through holes (7) are movably inserted with limiting rods (8), the middle part of the fixing plate (3) is provided with a mounting groove (9) communicated with the through holes (7), the inside of the mounting groove (9) is movably inserted with a limiting frame (10) sleeved with the limiting rods (8), the end surface of the limiting rods (8) is provided, and the inner side end face of the limiting frame (10) is provided with a wedge block (12) clamped inside the notch (11), and a spring (13) is fixedly connected between the limiting frame (10) and the inner wall of the mounting groove (9).

2. The structure of claim 1, wherein: the top of the limiting rod (8) is provided with a stop block (14) which is in lap joint with the serpentine spring (6), and the stop block (14) is of an arc-shaped structure.

3. The structure of claim 1, wherein: the outer side of the base (1) is inserted with a fixing bolt (15) in a penetrating and inserting mode, and the fixing bolt (15) is in threaded connection with the fixing plate (3).

4. A frame sofa cushioning structure according to claim 3, wherein: a clamping plate (16) is arranged between the end part of the fixing bolt (15) and the end surface of the base (1), and a placing groove for placing the clamping plate (16) is arranged on the outer wall of the base (1).