CN219982526U - Sofa supporting leg - Google Patents

Abstract

The utility model relates to the technical field of supporting legs, in particular to a sofa supporting leg, which comprises a supporting block, wherein an extrusion block is arranged at the bottom of the supporting block, a first supporting rod is arranged at the bottom of the extrusion block, one end of the first supporting rod is fixedly connected with an anti-skid block, one end of the first supporting rod, which is far away from the anti-skid block, is fixedly connected with the bottom of the extrusion block, a third spring is arranged at the periphery of the first supporting rod, one end of the third spring is fixedly connected with the bottom of the extrusion block, and movable wheels are arranged at two sides of the extrusion block.

Description

Sofa supporting leg

Technical Field

The utility model relates to the technical field of supporting legs, in particular to a sofa supporting leg.

Background

The sofa is a multi-seat chair with soft cushions. The back rest chair with springs or thick foam plastic and the like is characterized in that the armrests are arranged on two sides of the back rest chair, and the back rest chair is soft and comfortable for the surface of a sofa, so that the back rest chair is popular with people.

The Chinese patent discloses a sofa supporting leg structure (application number: 202123106196.7) which comprises a supporting column of a hollow structure, wherein the bottom of the supporting column is provided with a gasket which is larger than or equal to the thickness of the bottom and the decorative wrapping edge, one side of the supporting column is provided with a vertical downward clamping seam, and the surface of the supporting column is wrapped and provided with the decorative wrapping edge. This technical scheme passes through the engagement cooperation of fixed part and connecting block, can be with the firm installation of supporting leg in sofa bottom, makes things convenient for the dismouting simultaneously, is convenient for later stage change impaired supporting leg, prolongs the life of sofa, is provided with the arcwall face in the support column outside simultaneously and makes the supporting leg more pleasing to the eye, avoids the condition of limit cutting the foot simultaneously.

This technical scheme is only through the linking cooperation of support column and connecting block to install the supporting leg in sofa bottom, but the device is at the fixed back of installation, can't remove the sofa, when needs clean the sofa bottom, because can't move the sofa, and then cause the difficulty of cleaning, and the use space of sofa is limited, if the pressure of bearing is too big, then can influence the stability of sofa, and then probably cause the fracture to the supporting leg of sofa.

There are other prior art techniques such as:

CN213882557U, a stable support sofa foot;

CN213940256U, a right angle support sofa leg; these and other prior art techniques also present certain problems in use.

Disclosure of Invention

The utility model aims to provide a sofa supporting leg for solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sofa supporting leg comprises a supporting block, wherein an extrusion block is arranged at the bottom of the supporting block, a plurality of first supporting rods are arranged at the bottom of the extrusion block, one ends of the first supporting rods are fixedly connected with anti-skid blocks, one ends of the first supporting rods, which are far away from the anti-skid blocks, are fixedly connected with the bottom of the extrusion block, third springs are arranged on the periphery of the first supporting rods, one ends of the third springs are fixedly connected with the bottom of the extrusion block, and movable wheels are arranged on two sides of the extrusion block; through setting up the non slipping block, can prevent that the device from supporting the sofa when can not slide to conveniently fix, through setting up the running wheel, and then can conveniently move the sofa, thereby conveniently carry out the health and clean.

As a preferable technical scheme of the utility model, two sides of two movable wheels are respectively provided with a limit ferrule, the inner cavities of the two movable wheels are respectively and rotatably sleeved with a first rotating rod, one ends of the two first rotating rods respectively penetrate through the movable wheels and the side parts of the two limit ferrules, and the other ends of the two first rotating rods are respectively and fixedly connected with a movable rod; through setting up spacing lasso and first dwang to the convenience rotates the running gear.

As a preferable technical scheme of the utility model, a base is arranged between two movable wheels, vertical grooves are formed on two sides of the base, inner cavities of the two vertical grooves are mutually sleeved with the periphery of a movable rod, the size of the vertical grooves is larger than that of the movable rod, and the base and an extrusion block are fixedly connected through a plurality of tension ropes; through setting up vertical groove to make things convenient for the movable rod to move about, and then can adjust the running wheel.

As a preferable technical scheme of the utility model, one ends of the two movable rods far away from the first rotating rod are fixedly connected with connecting plates, one ends of the two connecting plates far away from the movable rods are fixedly connected with the top of the extrusion block, the periphery of the two movable rods is provided with first springs, one ends of the first springs are fixedly connected with the bottom of the connecting plates, the other ends of the first springs are fixedly connected with the inner walls of the vertical grooves, and one ends of the two movable rods far away from the connecting plates are fixedly connected with the vertical grooves through second springs; through setting up first spring, and then conveniently stretch the movable rod, and then adjust the height of running wheel, and then conveniently move the sofa.

As a preferable technical scheme of the utility model, the inner cavity of the base is fixedly sleeved with the peripheries of the plurality of first supporting rods, and the peripheries of the plurality of first supporting rods are fixedly connected with one ends of the plurality of third springs, which are far away from the extrusion block, respectively; through setting up the third spring to can play the supporting role to the movable rod, thereby conveniently carry out high regulation to the running wheel.

As a preferable technical scheme of the utility model, a groove is formed in the bottom of the supporting block, a second supporting rod is fixedly connected to the inner cavity of the groove, one end of the second supporting rod, which is far away from the groove, is fixedly connected with the top of the extrusion block, a fourth spring is arranged on the periphery of the second supporting rod, one end of the fourth spring is fixedly connected with the top of the extrusion block, and one end of the fourth spring, which is far away from the extrusion block, is fixedly connected with the inner wall of the groove; through setting up fourth spring and second bracing piece to conveniently extrude the extrusion piece, thereby extrude the antiskid piece, thereby play the effect of protection.

As a preferable technical scheme of the utility model, a top plate is fixedly arranged at the top of the supporting block, a plurality of bolts are sleeved in the inner cavity of the top plate in a threaded manner, and spiral grooves are formed at the end parts of the bolts; through setting up bolt and helicla flute, and then conveniently with the bottom of device fixed mounting on the sofa, and then conveniently play the supporting role to the sofa.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the sofa, the movable wheels are arranged, so that when the pressure of the sofa is reduced or the sofa is not subjected to the pressure, the base and the extrusion block are stretched under the action of the elastic force of the fourth spring and the third spring, so that the positions of the extrusion block and the base are raised, but the positions of the movable wheels are not changed due to the fact that the first spring and the second spring limit the movable rod and the connecting plate, the bottoms of the movable wheels are in contact with the ground, and the sofa machine is conveniently moved, so that the sofa bottom is conveniently cleaned in a sanitary mode.

2. According to the utility model, the anti-skid blocks are arranged, so that when a sofa is stressed, the top of the device is stressed, the second supporting rods and the fourth springs are driven to be stressed downwards, the extrusion blocks are enabled to slide downwards into the inner cavity of the base, when the extrusion blocks are stressed downwards, the first supporting rods and the third springs are enabled to be stressed downwards, the anti-skid blocks are enabled to be extruded, the anti-skid blocks are enabled to be contacted with the ground, friction force is increased, and an anti-skid effect is achieved, and because the anti-skid blocks and the second supporting rods are arranged in a triangular state, the stability effect is better, and the anti-skid blocks have elasticity, so that the stability of the device is not affected.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front view of the structure of the present utility model;

FIG. 3 is a side view of the structure of the present utility model;

fig. 4 is a schematic plan view of the present utility model.

In the figure: 1. a support block; 2. a top plate; 3. a bolt; 4. a base; 5. a second support bar; 6. a fourth spring; 7. a tension rope; 8. a movable rod; 9. extruding a block; 10. a first spring; 11. a movable wheel; 12. a groove; 13. a second spring; 14. an anti-skid block; 15. a vertical slot; 16. a first rotating lever; 17. a third spring; 18. a spiral groove; 19. a limit ferrule; 20. a first support bar; 21. and (5) connecting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, the present utility model provides a technical solution for a sofa support leg:

embodiment one:

according to fig. 1 and 2, a sofa supporting leg comprises a supporting block 1, wherein an extrusion block 9 is arranged at the bottom of the supporting block 1, a plurality of first supporting rods 20 are arranged at the bottom of the extrusion block 9, one ends of the plurality of first supporting rods 20 are fixedly connected with anti-slip blocks 14, one ends of the plurality of first supporting rods 20, which are far away from the anti-slip blocks 14, are fixedly connected with the bottom of the extrusion block 9, third springs 17 are arranged on the periphery of the plurality of first supporting rods 20, one ends of the plurality of third springs 17 are fixedly connected with the bottom of the extrusion block 9, and movable wheels 11 are arranged on two sides of the extrusion block 9.

When the sofa is used specifically, the first support rod 20 and the third spring 17 are tightly attached to the ground when bearing gravity, and the friction force between the first support rod 20 and the ground is increased along with the increase of the gravity borne by the sofa, so that the support and the stability effect of the device are better.

Embodiment two:

on the basis of the first embodiment, as shown in fig. 2 and 3, two sides of two movable wheels 11 in the illustration are respectively provided with a limit collar 19, inner cavities of the two movable wheels 11 are respectively rotatably sleeved with a first rotating rod 16, one ends of the two first rotating rods 16 respectively penetrate through the movable wheels 11 and the side parts of the two limit collars 19, and the other ends of the two first rotating rods 16 are respectively fixedly connected with a movable rod 8; a base 4 is arranged between the two movable wheels 11, vertical grooves 15 are formed in two sides of the base 4, inner cavities of the two vertical grooves 15 are sleeved with the periphery of the movable rod 8, the size of the vertical grooves 15 is larger than that of the movable rod 8, and the base 4 is fixedly connected with the extrusion block 9 through a plurality of tension ropes 7; one end of the two movable rods 8 far away from the first rotating rod 16 is fixedly connected with a connecting plate 21, one end of the two connecting plates 21 far away from the movable rods 8 is fixedly connected with the top of the extrusion block 9, the periphery of the two movable rods 8 is provided with a first spring 10, one end of the first spring 10 is fixedly connected with the bottom of the connecting plate 21, the other end of the first spring 10 is fixedly connected with the inner wall of the vertical groove 15, and one end of the two movable rods 8 far away from the connecting plate 21 is fixedly connected with the vertical groove 15 through a second spring 13.

When the sofa is specifically used, the extrusion block 9 can be stressed to slide downwards and fall into the inner cavity of the base 4, then the first supporting rod 20 and the anti-skid block 14 are extruded, and when the sofa is not stressed, the positions of the extrusion block 9 and the base 4 are driven to be lifted under the action of the fourth spring 6 and the third spring 17, so that the movable wheel 11 is contacted with the ground, and the sofa is conveniently moved.

Embodiment III:

on the basis of the first embodiment and the second embodiment, as shown in fig. 3 and fig. 4, in the illustration, the inner cavity of the base 4 is fixedly sleeved with the peripheries of the plurality of first supporting rods 20, and the peripheries of the plurality of first supporting rods 20 are fixedly connected with one ends, far away from the extrusion block 9, of the plurality of third springs 17 respectively; a groove 12 is formed in the bottom of the supporting block 1, a second supporting rod 5 is fixedly connected to the inner cavity of the groove 12, one end, away from the groove 12, of the second supporting rod 5 is fixedly connected with the top of the extrusion block 9, a fourth spring 6 is arranged on the periphery of the second supporting rod 5, one end of the fourth spring 6 is fixedly connected with the top of the extrusion block 9, and one end, away from the extrusion block 9, of the fourth spring 6 is fixedly connected with the inner wall of the groove 12; the top of supporting shoe 1 fixed mounting has roof 2, and the inner chamber screw thread of roof 2 has cup jointed a plurality of bolts 3, and the helicla flute 18 has all been seted up to the tip of a plurality of bolts 3.

When the screw bolt is specifically used, the screw grooves 18 are arranged, so that the bolts 3 and the bottoms of the sofas are conveniently connected in a threaded rotation mode, and therefore the screw bolt is convenient to install and detach.

The working principle of the embodiment is as follows:

when the device is needed to be used, firstly the top plate 2 is in contact with the bottom of a sofa, then the spiral groove 18 is aligned through a tool, and then the bolts 3 are screwed into the bottom of the sofa, and then the device is in threaded fixed connection with the sofa, and then the sofa can be used, when the sofa is stressed, the gravity is transmitted to the top of the device, and then the second supporting rod 5 and the fourth spring 6 are driven to be stressed downwards, and then the pressing block 9 slides downwards into the inner cavity of the base 4, when the pressing block 9 is stressed downwards, the first supporting rods 20 and the third springs 17 are driven downwards, and then the anti-skid blocks 14 are extruded, so that the anti-skid blocks 14 are in tight contact with the ground, friction force is increased, and then the anti-skid effect is achieved, when the pressure on the sofa is reduced or not stressed, the fourth springs 6 and the third springs 17 generate resilience force, and then the base 4 and the pressing block 9 are driven to stretch, and then the height positions of the pressing block 9 and the base 4 are changed, so that the anti-skid blocks 14 and the first springs 10 and the first springs 11 are driven to be in contact with the ground, and the first springs 11 are not stressed, and the bottom of the sofa is conveniently contacted with the ground, and the bottom of the sofa is not contacted with the first springs 11, and the movable wheels are further pulled with the bottom of the seat 11.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

Claims (7)

1. The utility model provides a sofa supporting legs, includes supporting shoe (1), its characterized in that: the bottom of supporting shoe (1) is equipped with extrusion piece (9), the bottom of extrusion piece (9) is equipped with a plurality of first bracing piece (20), a plurality of the one end fixedly connected with non slipping spur (14) of first bracing piece (20), a plurality of the one end that non slipping spur (14) was kept away from to first bracing piece (20) all is equipped with third spring (17) with the periphery of extrusion piece (9), a plurality of the one end of third spring (17) and the equal fixed connection of bottom of extrusion piece (9), the both sides of extrusion piece (9) all are equipped with loose pulley (11).

2. The sofa support foot according to claim 1, wherein: two both sides of running wheel (11) all are equipped with spacing lasso (19), two the inner chamber of running wheel (11) has all rotated and has been cup jointed first dwang (16), two the one end of first dwang (16) runs through the lateral part of running wheel (11) and two spacing lasso (19) respectively, two the equal fixedly connected with movable rod (8) of the other end of first dwang (16).

3. The sofa support foot according to claim 1, wherein: a base (4) is arranged between the two movable wheels (11), vertical grooves (15) are formed in two sides of the base (4), the inner cavities of the vertical grooves (15) are sleeved with the periphery of the movable rod (8), the size of the vertical grooves (15) is larger than that of the movable rod (8), and the base (4) and the extrusion blocks (9) are fixedly connected through a plurality of tension ropes (7).

4. A sofa support foot according to claim 2, characterized in that: two the one end that first swivelling lever (16) was kept away from to movable rod (8) is all fixedly connected with connecting plate (21), two the one end that movable rod (8) was kept away from to connecting plate (21) is fixedly connected with the top of extrusion piece (9), two the periphery of movable rod (8) all is equipped with first spring (10), the one end of first spring (10) and the bottom fixed connection of connecting plate (21), the other end of first spring (10) and the inner wall of perpendicular groove (15) are fixed connection each other, two carry out fixed connection between the one end that connecting plate (21) was kept away from to movable rod (8) and perpendicular groove (15) through second spring (13).

5. A sofa support foot according to claim 3, characterized in that: the inner cavity of the base (4) is fixedly sleeved with the peripheries of the first supporting rods (20), and the peripheries of the first supporting rods (20) are fixedly connected with one ends, far away from the extrusion blocks (9), of the third springs (17) respectively.

6. The sofa support foot according to claim 1, wherein: the bottom of supporting shoe (1) is seted up flutedly (12), the inner chamber fixedly connected with second bracing piece (5) of recess (12), the one end and the top fixed connection of extrusion piece (9) of recess (12) are kept away from to second bracing piece (5), the periphery of second bracing piece (5) is equipped with fourth spring (6), the one end and the top fixed connection of extrusion piece (9) of fourth spring (6), the one end and the inner wall fixed connection of recess (12) of extrusion piece (9) are kept away from to fourth spring (6).

7. The sofa support foot according to claim 1, wherein: the top of supporting shoe (1) fixed mounting has roof (2), the inner chamber screw thread of roof (2) has cup jointed a plurality of bolts (3), a plurality of screw grooves (18) have all been seted up to the tip of bolt (3).