CN203137684U - A sofa stand - Google Patents

Abstract

The utility model discloses a sofa support, include: the foot support device is hinged and connected to the inner side of the connecting rod device and corresponds to the lower part of the seat frame. Because the telescopic and foldable foot support device is movably arranged at the innermost side of the connecting rod device, the foot support device can be completely retracted inside the seat frame when being retracted, does not occupy other space, avoids the foot collision, and has simple structure and practicality.

Description

A sofa stand

technical field

The utility model relates to a supporting device, in particular to a bracket for supporting a sofa.

Background technique

Currently on the market for supporting the sofa, when the foot support set under it shrinks to the bottom, it often touches both sides of the bottom of the bracket, and cannot be completely shrunk into the inside of the bracket, and the overall volume of the lower part of the bracket takes up space Large, this kind of touch is also not conducive to the long-term use of the bracket. In addition, the connecting rod at the bottom of the bracket seat is too long, and the stroke of the connecting rod is too large when stretching, and the entire stretching process takes too long.

Therefore, the prior art still needs to be improved and developed.

Contents of the invention

The technical problem to be solved by this utility model is to provide a sofa bracket with a simple structure and can completely shrink the foot support inside it for the above-mentioned defects of the prior art.

The technical solution adopted by the utility model to solve technical problems is as follows:

A sofa support, a frame, a connecting rod device arranged at the bottom of the seat frame and movably connected with the seat frame, and a telescopic and foldable foot rest device respectively movably connected with the connecting rod device and the seat frame, characterized in that , the foot rest device is hingedly connected to the inner side of the link device corresponding to the lower side of the seat frame.

A first arc-shaped support plate and a second arc-shaped support plate for supporting the seat frame are hingedly connected to the bottom of the connecting rod device.

The front and rear ends of the seat frame are respectively provided with a first cross bar and a second cross bar, and a drive device is provided at the bottom of the seat frame; one end of the drive device is connected to the first cross bar, and the other end is connected to the On the second crossbar, the driving device drives the first crossbar to move in a direction opposite to that of the second crossbar, so as to drive the expansion and contraction of the link device and the foot support device.

The rear end of the seat frame is provided with a backrest bracket, and the backrest bracket includes: a first connecting strut installed at the rear end of the second cross bar, a second connecting strut hingedly connected with the seat frame, A herringbone backrest bar in which the first connecting strut and the second connecting strut are hingedly connected.

The connecting rod device includes: a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod and a sixth connecting rod respectively movably connected with the seat frame; The connecting rod is in an inverted "V" shape, the top of which is hinged to the seat frame, one end of the bottom is connected to the second arc-shaped support plate, and the other end is hinged to the fifth connecting rod; the second connecting rod, The third connecting rod and the fourth connecting rod are hinged from end to end in turn; one end of the fifth connecting rod is hinged on the seat frame, and the other end is movably connected to the second arc-shaped support plate; the sixth connecting rod is connected to the The footrest device is flexibly connected.

The foot support bracket includes a first telescopic rod, a second telescopic rod, a third telescopic rod, and a fourth telescopic rod that cross each other and are hinged, and a foot support plate that is movably connected with the third telescopic rod and the fourth telescopic rod ; The first telescopic rod is also connected to the first cross bar, and the second telescopic rod is connected to the seat frame.

The first arc-shaped support plate and the second arc-shaped support plate are respectively provided with at least two card slots.

The length of the second arc-shaped support plate is greater than the length of the first arc-shaped support plate.

The driving device is a linear motor driving device.

The sofa support provided by the utility model, since the telescopic and foldable foot support device is arranged on the innermost side of the connecting rod device, the foot support device can be completely retracted inside the seat frame when it shrinks, without occupying other space, and avoiding the Touch the feet, and the structure is simple and practical.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram in the embodiment of the sofa support of the utility model.

Fig. 2 is a side structural schematic view of the embodiment of the sofa support of the utility model.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model more clear and definite, the utility model will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

A sofa support provided by the embodiment of the utility model, as shown in Figure 1 and Figure 2, a sofa support, a frame 10, a connecting rod device 20 arranged at the bottom of the seat frame 10 and movably connected with the seat frame 10 , a telescopic and foldable foot rest device 30 that is movably connected with the link device 20 and the seat frame 10 respectively, and is characterized in that the foot rest device 30 is hingedly connected to the inner side of the link device 20 corresponding to the seat The bottom of rack 10. When the link device 20 shrinks to the bottom of the seat frame 10, the foot support device 30 will completely shrink inside the seat frame 10 without touching the supporting feet connected to the seat frame 10, and also does not occupy the space in front of the seat frame 10. Provides comfort without touching feet.

Each part in the sofa bracket described in the utility model is all arranged as two juxtaposed.

Specifically, a first arc-shaped support plate 410 and a second arc-shaped support plate 420 for supporting the seat frame 10 are hingedly connected to the bottom of the link device 20 . Compared with the linear support plate, it not only has a beautiful appearance, but also has a larger overall expansion and contraction change than the existing linear connecting rod, which makes the angle adjustment faster and more stable during the expansion and contraction process.

Specifically, the front and rear ends of the seat frame are respectively provided with a first cross bar 510 and a second cross bar 520, and a drive device 50 is provided at the bottom of the seat frame 10; one end of the drive device 50 is connected to the first A crossbar 510, the other end of which is connected to the second crossbar 520, the driving device 50 drives the first crossbar 510 to move in the opposite direction to the second crossbar 520, and is used to drive the The expansion and contraction of the link device 20 and the foot rest device 30 .

Specifically, the back end of the seat frame 10 is provided with a backrest bracket 40, and the backrest frame 40 includes: a first connecting rod 430 installed at the rear end of the second cross bar 520, a first connecting rod 430 hingedly connected with the seat frame Two connecting struts 440 , a herringbone backrest bar 450 hingedly connected to the first connecting strut 430 and the second connecting strut 440 respectively. When the driving device 50 drives the link device 20 and the footrest device 30 , the pitch of the backrest bracket 40 changes accordingly, so as to adapt to changes in human body shape.

Specifically, the connecting rod device 20 includes: a first connecting rod 210 , a second connecting rod 220 , a third connecting rod 230 , a fourth connecting rod 240 , and a fifth connecting rod 250 respectively movably connected with the seat frame 10 , the sixth connecting rod 260; the first connecting rod 210 is in the shape of an inverted "V" or an arch, the top of which is hinged to the seat frame 10, and one end of the bottom is connected to the second arc-shaped support plate 420, The other end is hingedly connected with the fifth connecting rod 250; the second connecting rod 220, the third connecting rod 230, and the fourth connecting rod 240 are hinged in turn; one end of the fifth connecting rod 250 is hinged on the seat frame , the other end is movably connected with the second arc-shaped support plate 420 ; the sixth link 260 is movably connected with the foot support device 30 . The third connecting rod 230 is arc-shaped, and the connection of the second connecting rod 220 , the third connecting rod 230 and the fourth connecting rod 240 is M-shaped as a whole, as shown in FIG. 2 .

Specifically, the foot support bracket 30 includes a first telescopic rod 310 , a second telescopic rod 320 , a third telescopic rod 330 , and a fourth telescopic rod 340 that intersect each other and are hinged, and are connected with the third telescopic rod 330 and the fourth telescopic rod 340 . Four telescopic rods 340 are movably connected to the foot support; the first telescopic rod 310 is also connected to the first cross rod 510 , and the second telescopic rod 320 is connected to the seat frame 10 . When the driving device 50 is driven, it drives the first telescopic rod 310 , thereby driving the entire foot support device 30 .

Specifically, the first arc-shaped support plate 410 and the second arc-shaped support plate 420 are respectively provided with at least two card slots 450 . Preferably, two arc-shaped slots can be provided respectively.

Specifically, the length of the second arc-shaped support plate 420 is greater than the length of the first arc-shaped support plate 410 .

In order to make the sofa support more stable in the driving process, the drive device 50 can adopt a linear motor drive device, and a controller (not shown) connected to the linear motor drive device can also be provided, and the controller can be set There are multiple gears and multiple adjustment modes to meet the needs of different groups of people.

It should be understood that the application of the present utility model is not limited to the above examples, and those skilled in the art can improve or change according to the above description, and all these improvements and changes should belong to the protection of the appended claims of the present utility model scope.

Claims (9)

1. sofa support, one mounting, the linkage that is arranged on described mounting bottom and flexibly connects with mounting, the pin rest device of the telescopic folding that flexibly connects with described linkage and mounting respectively, it is characterized in that described pin rest device is articulated and connected below the inboard corresponding described mounting of described linkage.

2. sofa support according to claim 1 is characterized in that, described linkage bottom-hinged is connected with for the first arc gripper shoe and the second arc gripper shoe that support described mounting.

3. sofa support according to claim 2 is characterized in that, the rear and front end of described seat is respectively arranged with first cross bar, second cross bar, and described seat bottom is provided with a drive unit; One end of described drive unit is connected on described first cross bar, the other end is connected on described second cross bar, described drive unit moves to the direction opposite with second cross bar by driving described first cross bar, is used for driving the flexible of described linkage and pin rest device.

4. sofa support according to claim 3, it is characterized in that, described seat rear end is provided with back bracket, and described back bracket comprises: be installed in first of the described second cross bar rear end and connect pole, second be connected pole, be connected pole with described first respectively and be connected the chevron shaped back support bar that pole is articulated and connected with second with described seat is articulated and connected.

5. sofa support according to claim 4 is characterized in that, described linkage comprises: first connecting rod, second connecting rod, third connecting rod, the 4th connecting rod, the 5th connecting rod, the 6th connecting rod that flexibly connects with described mounting respectively; Described first connecting rod is down " V " shape, and its top and described mounting are hinged, and an end of its bottom is connected with the described second arc gripper shoe, and the other end is connected with the 5th rod hinge connection; Described second connecting rod, third connecting rod, the 4th connecting rod head and the tail are hinged successively; One end of described the 5th connecting rod is hinged on the described seat, and the other end and the described second arc gripper shoe flexibly connect; Described the 6th connecting rod and described pin rest device flexibly connect.

6. sofa support according to claim 3, it is characterized in that, described pin holder support comprises mutual intersection and hinged first expansion link, second expansion link, the 3rd expansion link, the 4th expansion link, reaches the foot hold that flexibly connects with described the 3rd expansion link, the 4th expansion link; Described first expansion link also is connected to described first cross bar, described second expansion link is connected to described seat.

7. sofa support according to claim 2 is characterized in that, the described first arc gripper shoe and the second arc gripper shoe are respectively equipped with at least 2 draw-in grooves.

8. sofa support according to claim 2 is characterized in that, the length of the described second arc gripper shoe is greater than the length of the described first arc gripper shoe.

9. sofa support according to claim 3 is characterized in that, described drive unit is linear motor driver.

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