CN211299172U

CN211299172U - Sofa supporting leg convenient for sofa movement

Info

Publication number: CN211299172U
Application number: CN201922071377.7U
Authority: CN
Inventors: 周云
Original assignee: Chengdu Tangde Furniture Co ltd
Current assignee: Chengdu Tangde Furniture Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-21
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a sofa supporting legs convenient to sofa removes, first supporting seat are bottom surface confined cylindricly, and the lateral wall is provided with the screw thread, and the bottom surface is provided with first spacing platform, and the top is provided with the mount pad, and the truckle sets up in the bottom surface of first supporting seat. The truckle is connected through pivot and first supporting seat bottom surface, the outside with first supporting seat is established to the second supporting seat cover, second supporting seat top is provided with the spacing platform of second, the inner wall of the spacing platform of second is provided with the screw thread, the second supporting seat removes the back, the screw thread of the spacing platform inner wall of second can with the screw-thread fit of first supporting seat lateral wall, on the first supporting seat was located to the adjustment nut cover, with the lateral wall screw-thread fit of first supporting seat, the spring set up between adjustment nut and the spacing platform of second. When the sofa moves, the second supporting seat is retracted and moves through the caster, and when the sofa does not need to move, pressure is applied to the spring, so that the second supporting seat is supported with the ground. The spring preload can also be adjusted to improve the comfort of the sofa.

Description

Sofa supporting leg convenient for sofa movement

Technical Field

The utility model relates to a sofa technical field, concretely relates to sofa supporting legs convenient to sofa removes.

Background

The sofa is an essential daily necessity in people's daily work, life, leisure, and most sofas of present sofa all adopt wooden structure or metal structure, and its volume, weight are great usually, move inconveniently. In the production process, the movable assembly is usually required; at the point of sale, it is often necessary to carry out a range of different transportation displays; the sofa support leg has the advantages that small-range movement adjustment cannot be avoided in the using and cleaning processes, the existing sofa support leg only plays a supporting role, so that the sofa is inconvenient to move in the using process, and manpower is consumed to lift and carry or push the sofa. Lifting and carrying require many people to assist in carrying, which wastes human resources. Moreover, the sofa is heavy and labor-consuming, the sofa supporting legs scrape the floor after being pushed, and the sofa supporting legs are damaged by lateral force in the pushing process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that current sofa supporting legs can only play the effect that supports the sofa, be not convenient for the sofa move and move in little place, need artificially lift move or with the help of mechanical equipment transport, extravagant manpower and materials, the little place of the mechanical equipment transport of especially not being convenient for or when the staff is less, it is more troublesome to move the sofa. And the existing sofa supporting leg has single structure function and is not practical enough.

The utility model discloses a following technical scheme realizes:

the sofa supporting leg convenient for sofa movement comprises a first supporting seat, a second supporting seat, a spring, an adjusting nut and a caster wheel, wherein the first supporting seat is cylindrical, the bottom surface of the first supporting seat is closed, the upper half part of the outer side wall of the first supporting seat is provided with threads, the bottom surface of the outer side wall of the first supporting seat is provided with a first limiting platform, the top of the second supporting seat is provided with an installation seat, the caster wheel is arranged on the bottom surface of the first supporting seat and is connected with the bottom surface of the first supporting seat through a rotating shaft, the caster wheel can rotate along the center of the first supporting seat, the second supporting seat is sleeved outside the first supporting seat (1), the top of the second supporting seat is provided with a second limiting platform, the inner wall of the second limiting platform is provided with threads, after the second supporting seat moves, the threads on the inner wall of the second limiting platform can be matched with the threads on the outer side wall of the, the spring is arranged between the adjusting nut and a second limiting table of the second supporting seat.

Sofa supporting legs only plays the effect that supports the sofa among the prior art, and the sofa of being not convenient for moves and moves in little place, needs the people for lifting to move or carry with the help of mechanical equipment, and extravagant manpower and materials move the sofa just more troublesome especially when being not convenient for use mechanical equipment's little place or staff are less to current sofa supporting legs structure function singleness, it is not practical enough. This application is through setting up the truckle in first supporting seat bottom surface, and the truckle is connected through the pivot with first supporting seat bottom, establish the second supporting seat cover with the outside of first supporting seat, has set up the spring between the second supporting seat through adjusting nut at first supporting seat, when need not carrying, through rotating adjusting nut to the spring application of force, the spring promotes the second supporting seat, and the truckle parcel of second supporting seat bottom is at the inner chamber of second supporting seat. The bottom surface and the ground contact of second supporting seat support the sofa, the direct atress of second supporting seat, the bottom surface and the ground contact of second supporting seat produce the friction, can prevent the removal of supporting legs, the spring carries out the flexible coupling to first supporting seat and second supporting seat simultaneously, the effect of shock attenuation and buffering has been realized, the travelling comfort of sofa has been improved, the user can also be according to oneself hobby through the preload of rotatory adjusting nut adjusting spring, let the shock attenuation of sofa and better that the cushioning effect becomes. When the sofa needs to be moved, the adjusting nut is unscrewed, the second supporting seat moves upwards, the truckle atress and ground contact, through promoting the second supporting seat, the screw thread of the spacing platform inner wall of second with the second supporting seat and the screw-thread fit of first supporting seat, promote the second supporting seat and break away from ground, let truckle and direct ground contact, can directly promote the sofa after truckle and ground contact, roll through the truckle removes the sofa, do not need artificial lifting, the truckle is connected through the pivot with first supporting seat, the truckle can rotate along the axis of first supporting seat, the flexibility of removal has been improved, can realize better turning to, it is more convenient to use.

Furthermore, the bottom surface of the second supporting seat is sleeved with a non-slip mat, a through hole is formed in the middle of the non-slip mat, and the through hole can enable the caster wheel at the bottom of the first supporting seat to stretch out to be in contact with the ground. The bottom surface through at the second supporting seat sets up the slipmat, and the slipmat is the rubber material, can strengthen the frictional force of second supporting seat bottom and ground, can with the fine contact on ground and the removal that prevents the sofa when the sofa need not remove.

Further, the truckle includes installing support and swiveling wheel, the swiveling wheel is installed on the installing support, the swiveling wheel passes through the rotation axis and is connected with first supporting seat, can follow first supporting seat axis and rotate, swiveling wheel walking face cover is equipped with the protective sheath, the protective sheath is soft rubber material. The protective sleeve made of rubber is sleeved on the walking surface of the rotating wheel, so that the walking surface of the caster wheel can not scrape the floor when the caster wheel walks.

Further, including the adjustment handle, the adjusting nut both sides are provided with fixed auricle, the adjustment handle is connected with fixed auricle through the pivot, the adjustment handle can be followed the pivot rotation. Through set up the adjustment handle on adjusting nut, when needs remove sofa and adjusting spring preload, it just can operate with the help of the instrument to be convenient more, and the adjustment handle passes through the pivot with adjusting nut and connects on adjusting nut's fixed lug, and the adjustment handle can rely on gravity whereabouts when nobody uses, and the structure is compacter, saves space when not using.

Further, first supporting seat includes supporting seat one and supporting seat two, supporting seat one outer wall is provided with the screw thread, and the top is provided with the mount pad, supporting seat two is bottom confined tube-shape, and the inner wall is provided with the screw thread, the truckle sets up in the bottom surface of supporting seat one, and the truckle is connected through pivot and supporting seat one, and the truckle can be followed the center of first supporting seat and rotated, supporting seat one and supporting seat two are established together through the screw thread of supporting seat one outer wall and the screw thread cover of supporting seat two inner walls. Divide into supporting seat one and supporting seat two with first supporting seat, overlap supporting seat one and supporting seat two through the screw thread cover and be in the same place, can stretch out the height of supporting seat one and then reach the purpose practicality of adjustment sofa supporting legs height stronger through rotatory screw thread regulation supporting seat two, adjustment that can be convenient when needing adjustment sofa supporting legs height has improved the practicality of supporting legs.

Further, the edge of a second limiting table at the top of the second supporting seat is uniformly provided with a plurality of clamping grooves, and the clamping grooves can limit the adjusting handle after the adjusting handle falls down. After the spring preloading is adjusted through the adjusting nut, the adjusting handle is automatically drooped by gravity, and is clamped in clamping grooves which are uniformly distributed at the edge of a second limiting table at the top of the second supporting seat, so that the nut can be prevented from loosening.

Compared with the prior art, the utility model, following advantage and beneficial effect have: the utility model discloses when the sofa need not carry, through rotating adjusting nut to the spring application of force, the spring promotes the second supporting seat, the bottom surface and the ground contact of second supporting seat, the spring carries out the flexible coupling to first supporting seat and second supporting seat simultaneously, has realized the effect of shock attenuation and buffering, has improved the travelling comfort of sofa, and the user can also adjust the preloading of spring through rotatory adjusting nut according to own hobby, lets the shock attenuation of sofa and cushioning effect become better; when the sofa needs to move, the adjusting nut is unscrewed, the trundles are stressed to be in contact with the ground, the second supporting seat is lifted to be separated from the ground, the trundles are in contact with the direct ground, the sofa can be directly pushed after the trundles are in contact with the ground, the sofa is moved by rolling of the trundles, and manual lifting is not needed; the trundles are connected with the first supporting seat through the rotating shaft, and the trundles can rotate along the axis of the first supporting seat, so that the moving flexibility is improved, better steering can be realized, and the use is more convenient; the anti-slip pad can enhance the friction force between the bottom of the second supporting seat and the ground, and can be well contacted with the ground and prevent the sofa from moving when the sofa does not need to move; the traveling surface of the rotating wheel is sleeved with a protective sleeve made of rubber, so that the traveling surface of the caster can not scratch the floor when the caster travels; the rotating thread adjusting support seat II extends out of the height of the support seat I, so that the purpose of adjusting the height of the sofa support leg is higher in practicability, the sofa support leg can be conveniently adjusted when the height of the sofa support leg needs to be adjusted, and the practicability of the support leg is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of the overall structure of the embodiment of the present invention.

Fig. 3 is a schematic structural view of a first supporting seat according to an embodiment of the present invention.

Fig. 4 is a schematic view of a second supporting seat according to an embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1-a first supporting seat, 2-a second supporting seat, 3-a spring, 4-an adjusting nut, 5-a caster, 6-an adjusting handle, 11-a first limiting platform, 12-a mounting seat, 13-a first supporting seat, 14-a second supporting seat, 21-a second limiting platform, 22-an anti-skid pad, 23-a through hole, 24-a clamping groove, 41-a fixed lug, 51-a rotating wheel, 52-a mounting bracket and 53-a protective sleeve.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Examples

As shown in fig. 1, 2, 3 and 4, the sofa support leg convenient for sofa movement comprises a first support seat 1, a second support seat 2, a spring 3, an adjusting nut 4 and a caster 5, wherein the first support seat 1 is cylindrical with a closed bottom surface, the upper half part of the outer side wall is provided with threads, the bottom surface is provided with a first limit platform 11, the top part is provided with a mounting seat 12, the caster 5 is arranged on the bottom surface of the first support seat 1, the caster 5 is connected with the bottom surface of the first support seat 1 through a rotating shaft, the caster 5 can rotate along the center of the first support seat 1, the second support seat 2 is sleeved outside the first support seat 1, the top part of the second support seat 2 is provided with a second limit platform 21, the inner wall of the second limit platform 21 is provided with threads, after the second support seat 2 moves, the threads on the inner wall of the second limit platform 21 can be matched with the threads on the outer side wall of the first support seat 1, the adjusting nut 4 is sleeved on the first supporting seat 1 and is in threaded fit with the side wall of the first supporting seat 1, and the spring 3 is arranged between the adjusting nut 4 and the second limiting table 21 of the second supporting seat 2. Set up truckle 5 in 1 bottom surface of first supporting seat, truckle 5 is connected through the pivot with 1 underrun of first supporting seat, establish the outside with first supporting seat 1 with 2 covers of second supporting seat, set up spring 3 between the spacing platform 21 of second of adjusting nut 4 and second supporting seat 2 established at 1 outside covers of first supporting seat, when need not carry the sofa, through rotating adjusting nut 4 to 3 application of force of spring, spring 3 promotes second supporting seat 2, truckle 5 parcel in second supporting seat 2 bottom first supporting seat 2 is wrapped up to second supporting seat 2. The bottom surface and the ground contact of second supporting seat 2 support the sofa, and the direct atress of second supporting seat 2, the bottom surface and the ground contact of second supporting seat 2 produce the friction, can prevent the removal of supporting legs, and spring 3 carries out the flexible coupling to first supporting seat 1 and second supporting seat 2 simultaneously, can the shock attenuation and cushion, and the user can also be according to the hobby of oneself through the preload of rotating adjustment nut 4 regulating spring 3. When the sofa needs to be removed, adjusting nut 4 is unscrewed, second supporting seat 2 shifts up, truckle 5 receives sofa gravity and ground contact, through promoting second supporting seat 2, with the screw thread of the spacing platform 21 inner wall of second supporting seat 2 and the screw-thread fit of first supporting seat 1, with second supporting seat 2 promotion break away from ground, let 5 direct atress of truckle and ground contact, can directly promote the sofa after truckle 5 contacts with ground, truckle 5 is connected through the pivot with first supporting seat 1, truckle 5 can rotate along the axis of first supporting seat 1.

Specifically, as shown in fig. 2, the bottom surface of the second support seat 2 is sleeved with a non-slip pad 22, a through hole 23 is formed in the middle of the non-slip pad 22, and the through hole 23 can enable the caster 5 at the bottom of the first support seat 1 to extend out to contact with the ground. The non-slip pad 22 is made of rubber, so that the friction force between the bottom of the second support seat 2 and the ground can be enhanced, and the non-slip pad can be well contacted with the ground and can prevent the sofa from moving when the sofa does not need to move. Truckle 5 includes installing support 52 and swiveling wheel 51, swiveling wheel 51 is installed on installing support 52, installing support 52 passes through the rotation axis and connects with first supporting seat 1, can follow the rotation of 1 axis of first supporting seat, swiveling wheel 51 walking face cover is equipped with protective sheath 53, protective sheath 53 is soft rubber material. Ensures that the running surface of the caster 5 does not scratch the floor when the swivel wheel 51 runs.

The adjustable clamp is characterized by further comprising an adjusting handle 6 as shown in fig. 1, wherein fixing lugs 41 are arranged on two sides of the adjusting nut 4, the adjusting handle 6 is connected with the fixing lugs 41 through a rotating shaft, and the adjusting handle 6 can rotate along the rotating shaft. The edge of the second limiting table 21 at the top of the second supporting seat 2 is uniformly provided with a plurality of clamping grooves 24 in a distributed mode, and the clamping grooves 24 can limit the adjusting handle 6 after the adjusting handle 6 falls down. The adjusting handle 6 is arranged on the adjusting nut 4, when the sofa needs to be moved and the adjusting spring 3 needs to be preloaded, the adjusting nut 4 is rotated as a lever by means of the adjusting handle, the operation is more labor-saving and does not need to be carried out by means of tools, the adjusting handle 6 and the adjusting nut 4 are connected to the fixed lug piece 41 of the adjusting nut 4 through rotating shafts, the adjusting handle can fall down by means of gravity when no person uses the sofa, and space is saved. Simultaneously, adjusting nut 4 has adjusted the spring 3 and has preloaded the back, and adjustment handle 4 receives the automatic flagging of gravity, and the card is in the draw-in groove 24 that the distribution set up is evenly established at the spacing platform edge 21 edge of second at second supporting seat 2 top, can prevent adjusting nut 4's not hard up.

Specifically, as shown in fig. 2, the first supporting seat 1 includes a first supporting seat 13 and a second supporting seat 14, the outer wall of the first supporting seat 13 is provided with a thread, the top is provided with a mounting seat 12, the second supporting seat 14 is a bottom-closed cylinder, the inner wall is provided with a thread, the caster 5 is arranged on the bottom surface of the first supporting seat 13, the caster 5 is connected with the first supporting seat 13 through a rotating shaft, the center of the first supporting seat 13 can be rotated, and the first supporting seat 13 and the second supporting seat 14 are sleeved together through the thread of the outer wall of the first supporting seat 13 and the thread of the inner wall of the second supporting. The edge of the second limiting table 21 at the top of the second supporting seat 2 is uniformly provided with a plurality of clamping grooves 24 in a distributed mode, and the clamping grooves 24 can limit the adjusting handle 6 after the adjusting handle 6 falls down. The first supporting seat 1 is divided into a first supporting seat 13 and a second supporting seat 14 which are sleeved together through threads, and the height of the second supporting seat 14 extending out of the first supporting seat 13 can be adjusted through rotating the threads so as to adjust the height of the supporting legs of the sofa.

When the sofa is not required to be carried during use, the adjusting nut 4 is rotated to apply force to the spring 3, the spring 3 pushes the second supporting seat 2, and the caster 5 at the bottom of the first supporting seat 1 is wrapped in the inner cavity of the second supporting seat 2 by the second supporting seat 2. Non-slip mat 22 and the ground contact that 2 bottom surfaces of second supporting seat set up, support the sofa, the direct atress of 2 second supporting seats, non-slip mat 22 and the ground contact of the bottom of 2 second supporting seats produce the friction, prevent the removal of supporting legs, it is more stable, spring 3 carries out the flexible coupling to first supporting seat 1 and second supporting seat 2 simultaneously, can shock attenuation and buffering, during the use, the user can also come adjusting spring 3's preload through rotatory adjusting nut 4 according to the hobby of oneself, let sofa more comfortable. When the sofa needs to be removed, adjusting nut 4 is unscrewed, second supporting seat 2 shifts up, truckle 5 receives sofa gravity and ground contact, through promoting second supporting seat 2, with the screw thread of the spacing platform 21 inner wall of second supporting seat 2 and the screw-thread fit of first supporting seat 1, with second supporting seat 2 promotion break away from ground, let 5 direct atress of truckle and ground contact, can directly promote the sofa after truckle 5 contacts with ground, truckle 5 is connected through the pivot with first supporting seat 1, truckle 5 can rotate along the axis of first supporting seat 1. More flexible and convenient.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The sofa supporting leg convenient for sofa movement is characterized by comprising a first supporting seat (1), a second supporting seat (2), a spring (3), an adjusting nut (4) and a caster (5), wherein the first supporting seat (1) is cylindrical, the bottom surface of the first supporting seat (1) is closed, the upper half part of the outer side wall of the first supporting seat is provided with threads, the bottom surface of the first supporting seat is provided with a first limiting table (11), the top of the first supporting seat is provided with a mounting seat (12), the caster (5) is arranged on the bottom surface of the first supporting seat (1), the caster (5) is connected with the bottom surface of the first supporting seat (1) through a rotating shaft, the caster (5) can rotate along the center of the first supporting seat (1), the second supporting seat (2) is sleeved with the outer part of the first supporting seat (1), the top of the second supporting seat (2) is provided with a second limiting table (21), the inner wall of the second limiting table (21) is, the screw thread of the spacing platform of second (21) inner wall can with the screw-thread fit of first supporting seat (1) lateral wall, on first supporting seat (1) was located to adjusting nut (4) cover, with the lateral wall screw-thread fit of first supporting seat (1), spring (3) set up between the spacing platform of second (21) of adjusting nut (4) and second supporting seat (2).

2. The sofa support foot convenient for sofa movement according to claim 1, wherein the bottom surface of the second support seat (2) is sleeved with a non-slip mat (22), the non-slip mat (22) is provided with a through hole (23) in the middle, and the through hole (23) can allow the caster (5) at the bottom of the first support seat (1) to extend out to contact with the ground.

3. The sofa support foot convenient for sofa to move according to claim 1, wherein the caster (5) comprises a mounting bracket (52) and a rotating wheel (51), the rotating wheel (51) is mounted on the mounting bracket (52), the rotating wheel (51) is connected with the first supporting seat (1) through a rotating shaft, the rotating wheel can rotate along the axis of the first supporting seat (1), the walking surface of the rotating wheel (51) is sleeved with a protective sleeve (53), and the protective sleeve (53) is made of soft rubber.

4. The sofa support foot convenient for sofa movement according to claim 1, further comprising an adjusting handle (6), wherein fixing lugs (41) are arranged on two sides of the adjusting nut (4), the adjusting handle (6) is connected with the fixing lugs (41) through a rotating shaft, and the adjusting handle (6) can rotate along the rotating shaft.

5. The sofa support foot convenient for sofa movement according to claim 1, wherein the first support seat (1) comprises a first support seat (13) and a second support seat (14), the outer wall of the first support seat (13) is provided with threads, the mounting seat (12) is arranged at the top of the first support seat (13), the second support seat (14) is in a cylinder shape with a closed bottom, the inner wall of the second support seat is provided with threads, the caster (5) is arranged at the bottom surface of the first support seat (13), the caster (5) is connected with the first support seat (13) through a rotating shaft and can rotate along the center of the first support seat (13), and the first support seat (13) and the second support seat (14) are sleeved together through the threads on the outer wall of the first support seat (13) and the threads on the inner wall of the second support seat (14.

6. The sofa support foot convenient for sofa movement according to claim 4, wherein a plurality of clamping grooves (24) are uniformly distributed on the edge of the second limiting table (21) at the top of the second support seat (2), and the clamping grooves (24) can limit the adjustment handle (6) after the adjustment handle (6) falls down.