CN213757473U - Anti-skidding supporting legs for sofa - Google Patents

Abstract

The utility model provides a sofa antiskid supporting leg, which relates to the technical field of sofa, comprising a sofa body, wherein an upper supporting leg is fixedly arranged at the lower side of the sofa body, the lower side of the upper supporting leg is movably connected with a rotary drum, the inner lower side of the rotary drum is provided with a movable groove, the inner part of the movable groove is movably connected with a lower supporting leg, the upper end of the lower supporting leg is fixedly connected with a bearing, the bearing is positioned in the movable groove, the lower end of the lower supporting leg is provided with a second thread groove, and the lower side of the lower supporting leg is fixedly connected with a screw rod; the utility model discloses an install the dead lever at the sofa downside to and the cooperation pivot, bracing piece, lead screw and gyro wheel, thereby can prop up the sofa, and have the supporting legs through the downside fixed mounting at the sofa body, and the cooperation is provided with the rotary drum at the downside of last supporting legs, can adjust the height of sofa body through rotatory rotary drum, improves the practicality of sofa.

Description

Anti-skidding supporting legs for sofa

Technical Field

The utility model relates to a sofa technical field especially relates to a sofa is with anti-skidding supporting legs.

Background

The sofa is a multi-seat chair with soft cushion, a backrest chair with spring or thick foam plastics and the like is arranged, and armrests are arranged on two sides, thus being one kind of soft furniture. The sofa is necessary for many families, and the commercially available sofa generally comprises three types of low-back sofa, high-back sofa and common sofa between the two types of low-back sofa and the high-back sofa.

However, some existing sofas are not provided with anti-skidding devices, or plastic cushions are only nailed or adhered to the feet of the sofas directly to play an anti-skidding role, so that the anti-skidding sofa is poor in anti-skidding effect and easy to fall off; in addition, if the sofa base is damaged, the base cannot be directly replaced, which is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sofa is with anti-skidding supporting legs to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides an antiskid supporting legs for sofa, includes the sofa body, the downside fixed mounting of sofa body has last supporting legs, the downside swing joint of going up the supporting legs has the rotary drum, the activity groove has been seted up to the inside downside of rotary drum, the inside swing joint of activity inslot has lower supporting legs, the upper end fixedly connected with bearing of lower supporting legs, and the bearing is located the activity inslot portion, the second thread groove has been seted up to the lower extreme of lower supporting legs, the downside fixedly connected with screw rod of lower supporting legs, the upper end and the second thread groove phase-match of screw rod, the downside fixedly connected with base of screw rod, the slipmat is installed to the downside of base.

Preferably, the middle of the lower side of the sofa body is symmetrically and fixedly provided with two fixing rods, the bottom ends of the fixing rods are respectively connected with a rotating shaft, the lower side of the rotating shaft is obliquely provided with a supporting rod, and the other end of the supporting rod is movably connected with a roller.

Preferably, the middle parts of the two support rods are connected with screw rods, the outer sides of the screw rods are sleeved with threaded cylinders, and the threaded cylinders are matched with the screw rods.

Preferably, the threads of the two lead screws are arranged in a mirror image mode.

Preferably, the upper side of the rotary drum, which is located at the movable groove, is provided with a first thread groove, the lower end of the upper support leg is provided with threads, and the upper support leg is matched with the first thread groove.

The utility model has the advantages that: the utility model discloses an install the dead lever at the sofa downside to and cooperate pivot, bracing piece, lead screw and gyro wheel, thereby can be through rotating the screw thread section of thick bamboo, and the screw thread section of thick bamboo meshing lead screw, make both sides lead screw shrink to the inboard, thereby prop up the sofa body, make the base leave ground and then can separate the screw rod with the second thread groove through rotating the screw rod, thereby can be when base or slipmat damage, can maintain and change; the device has last supporting legs through the downside fixed mounting at the sofa body to and the cooperation is provided with the rotary drum at the downside of last supporting legs, and the inside first thread groove of having seted up of rotary drum upside, is provided with the screw thread simultaneously at the lower extreme of last supporting legs, and the screw thread cooperatees with first thread groove, thereby can adjust the height of sofa body through rotatory rotary drum, improves the practicality of sofa.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a partial structural sectional view of the present invention.

Reference numerals: 1. a sofa body; 2. an upper supporting leg; 3. a rotating drum; 31. a first thread groove; 32. a movable groove; 4. a lower supporting leg; 5. a screw; 51. a second thread groove 6, a base; 7. a non-slip mat; 8. fixing the rod; 9. a rotating shaft; 10. a roller; 11. a support bar; 12. a screw rod; 13. a threaded barrel; 14. and a bearing.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in figure 1-2, an anti-skid supporting foot for a sofa comprises a sofa body 1, an upper supporting foot 2 is fixedly installed on the lower side of the sofa body 1, a rotary drum 3 is movably connected to the lower side of the upper supporting foot 2, a movable groove 32 is formed in the lower side of the interior of the rotary drum 3, a lower supporting foot 4 is movably connected to the interior of the movable groove 32, a bearing 14 is fixedly connected to the upper end of the lower supporting foot 4, the bearing 14 is located in the movable groove 32, a second thread groove 51 is formed in the lower end of the lower supporting foot 4, a screw 5 is fixedly connected to the lower side of the lower supporting foot 4, the upper end of the screw 5 is matched with the second thread groove 51, a base 6 is fixedly connected to the lower side of the screw 5, an anti-skid pad 7 is installed on the lower side of the base 6, two fixing rods 8 are symmetrically and fixedly installed in the middle of the lower side of the sofa body 1, the bottom ends of the two fixing rods 8 are respectively connected with a rotating shaft 9, and supporting rods 11 are obliquely installed on the lower side of the rotating shaft 9, the other end swing joint of bracing piece 11 has gyro wheel 10, and the middle part of two bracing pieces 11 all is connected with lead screw 12, and a screw thread section of thick bamboo 13 has been cup jointed in the outside of lead screw 12, and a screw thread section of thick bamboo 13 cooperatees with lead screw 12, and the screw thread mirror image of two lead screws 12 sets up.

The utility model discloses an install dead lever 8 at the sofa downside, and cooperation pivot 9, bracing piece 11, lead screw 12 and gyro wheel 10, thereby can be through rotating a screw thread section of thick bamboo 13, and screw thread section of thick bamboo 13 meshes lead screw 12, make both sides lead screw 12 shrink to the inboard, thereby bracing piece 11 slowly becomes the vertical state, gyro wheel 10 slowly contacts with ground simultaneously, thereby prop up sofa body 1, make base 6 leave ground and then can separate screw rod 5 and second thread groove 51 through rotating screw rod 5, thereby can be when base 6 or slipmat 7 damage, can maintain and change.

Example 2

As shown in figures 1-2, an anti-slip supporting foot for sofa comprises a sofa body 1, an upper supporting foot 2 is fixedly installed on the lower side of the sofa body 1, a rotary drum 3 is movably connected on the lower side of the upper supporting foot 2, a movable groove 32 is arranged on the inner lower side of the rotary drum 3, a lower supporting foot 4 is movably connected in the movable groove 32, a bearing 14 is fixedly connected on the upper end of the lower supporting foot 4, and inside bearing 14 was located movable groove 32, second thread groove 51 had been seted up to the lower extreme of bottom suspension runner 4, the downside fixedly connected with screw rod 5 of bottom suspension runner 4, the upper end and the second thread groove 51 phase-match of screw rod 5, the downside fixedly connected with base 6 of screw rod 5, non slipping spur 7 is installed to the downside of base 6, first thread groove 31 has been seted up to the upside that rotary drum 3 is located movable groove 32, the lower extreme of going up supporting leg 2 is provided with the screw thread, go up supporting leg 2 and first thread groove 31 phase-match.

The device has last supporting legs 2 through downside fixed mounting at sofa body 1 to and the cooperation is provided with rotary drum 3 at the downside of last supporting legs 2, and the inside first thread groove 31 of having seted up of 3 upside of rotary drum, is provided with the screw thread at the lower extreme of last supporting legs 2 simultaneously, and the screw thread cooperatees with first thread groove 31, thereby can adjust sofa body 1's height through rotatory rotary drum 3, improves sofa's practicality.

The working principle is as follows: when the utility model is used, if the sofa height needs to be adjusted or the non-slip mat 7 needs to be replaced, the screw thread cylinder 13 can be rotated, the screw thread cylinder 13 is meshed with the screw rod 12 through screw threads, and the screw rod 12 is rotated through the rotating shaft 9, slowly vertically downwards, and the roller 10 is gradually contacted with the ground, so that the sofa body 1 is supported, at the moment, the base 6 is separated from the ground, and then the rotating drum 3 is rotated to extend the upper supporting leg 2, so that the height of the supporting leg can be adjusted; meanwhile, if the base 6 and the non-slip mat 7 are damaged, the screw rod 5 can be separated from the second thread groove 51 by rotating the screw rod 5, so that the replacement can be carried out.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a sofa is with anti-skidding supporting legs, includes sofa body (1), its characterized in that: support leg (2) are gone up to downside fixed mounting of sofa body (1), the downside swing joint of going up support leg (2) has rotary drum (3), movable groove (32) have been seted up to the inside downside of rotary drum (3), supporting legs (4) under the inside swing joint of movable groove (32), upper end fixedly connected with bearing (14) of lower supporting legs (4), and bearing (14) are located movable groove (32) inside, second thread groove (51) have been seted up to the lower extreme of lower supporting legs (4), downside fixedly connected with screw rod (5) of lower supporting legs (4), the upper end and second thread groove (51) phase-match of screw rod (5), downside fixedly connected with base (6) of screw rod (5), slipmat (7) are installed to the downside of slipmat base (6).

2. The anti-skid supporting foot for the sofa according to claim 1, wherein: the utility model discloses a sofa, including sofa body (1), downside middle part symmetry fixed mounting has two dead levers (8), two the bottom of dead lever (8) is connected with pivot (9) respectively, bracing piece (11) are all installed to the downside of pivot (9) slope, the other end swing joint of bracing piece (11) has gyro wheel (10).

3. The anti-skid supporting foot for sofa as claimed in claim 2, wherein: the middle parts of the two support rods (11) are connected with screw rods (12), the outer sides of the screw rods (12) are sleeved with threaded cylinders (13), and the threaded cylinders (13) are matched with the screw rods (12).

4. The anti-skid supporting foot for sofa as claimed in claim 3, wherein: the threads of the two screw rods (12) are arranged in a mirror image mode.

5. The anti-skid supporting foot for the sofa according to claim 1, wherein: the upper side that rotary drum (3) are located activity groove (32) has seted up first thread groove (31), the lower extreme of going up supporting leg (2) is provided with the screw thread, go up supporting leg (2) and first thread groove (31) phase-match.

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