Sofa leg connecting structure and sofa using same

Abstract

The utility model relates to the technical field of office furniture, and provides a sofa leg connecting structure and a sofa using the same. Comprising a supporting leg, the top of the supporting leg is connected with the connecting block in an inserted mode, the bottom of the supporting leg is connected with an embedded nut, the embedded nut is connected with an adjusting piece, and the adjusting piece moves in the direction close to or away from the bottom face of the sofa. The sofa leg connecting structure has the beneficial effects that the supporting legs of the sofa leg connecting structure are inserted into the slots of the connecting blocks, the screws penetrate through the counter bores in the middle of the connecting blocks from top to bottom and are screwed into the supporting legs, and then the other three screws penetrate through the counter bores in the three corners of the connecting blocks from bottom to top and are screwed into the sofa frame; the adjusting pieces are connected with embedded nuts at the bottoms of the supporting legs, the height of the sofa seat surface is adjusted by changing the length of the parts, extending into the embedded nuts, of the adjusting pieces, and rapid installation can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of office furniture, in particular to a sofa leg connection structure and a sofa using the same. Background Art

[0002] Traditional sofa leg connection structures are mostly made of metal or plastic products. Although they have certain strength and stability, they are complex to install and difficult to meet the needs of quick installation.

[0003] In view of this, the present utility model is proposed. Utility Model Content

[0004] The utility model aims to provide a sofa leg connection structure and a sofa using the same, so as to solve the technical problems existing in the prior art.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a sofa leg connection structure, comprising: a supporting leg, the top of the supporting leg is plugged into a connecting block, the bottom of the supporting leg is connected to an embedded nut, the embedded nut is connected to an adjusting piece, and the adjusting piece moves in a direction close to or away from the bottom surface of the sofa.

[0006] In an optional embodiment, a slot equal to or slightly larger than the top edge of the supporting foot is provided at the bottom of the connecting block.

[0007] In an optional embodiment, the connecting block and the slot are integrally formed, and the top of the supporting foot is inserted into the slot.

[0008] In an optional embodiment, the cross-sectional area of ​​the upper end of the supporting foot is larger than the cross-sectional area of ​​the lower end, and the cross-sectional shape of the supporting foot is a trapezoid.

[0009] In an optional embodiment, the support legs are wooden support legs.

[0010] In an optional embodiment, the connecting block is a right-angled equilateral triangle fixing plate, and three corners of the fixing plate are respectively provided with a first countersunk hole extending from bottom to top for passing the first screw.

[0011] In an optional embodiment, two second countersunk holes extending from top to bottom are provided in the middle of the fixing plate, which are used for passing second screws to be screwed into the supporting feet and fixedly connected to the supporting feet.

[0012] In an optional embodiment, a pre-embedded nut is fixedly provided in a groove at the center position of the bottom of the supporting foot, and the adjusting member is threadedly connected to the pre-embedded nut.

[0013] On the other hand, the utility model further provides a sofa, using the sofa leg connection structure as described above, comprising: a sofa frame, wherein the sofa frame is fixedly connected to the connection block.

[0014] The beneficial effect of the utility model is that the supporting foot of the sofa leg connection structure is inserted into the slot of the connecting block, the screw is screwed into the supporting foot from top to bottom through the countersunk hole in the middle of the connecting block, and then the remaining three screws are screwed into the sofa frame from bottom to top through the countersunk holes at the three corners of the connecting block, and finally, the adjusting piece is connected with the embedded nut at the bottom of the supporting foot, and the height of the sofa seat surface can be adjusted by changing the length of the part of the adjusting piece extending into the embedded nut, so that quick installation can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 The structure diagram of the sofa leg connection structure provided in one embodiment of the utility model is as follows Figure 1 .

[0017] Figure 2 The structure diagram of the sofa leg connection structure provided in one embodiment of the utility model is as follows Figure 2 .

[0018] Figure 3 The structure diagram of the sofa leg connection structure provided in one embodiment of the utility model is as follows Figure 3 .

[0019] Figure 4 The utility model is provided in one embodiment of the sofa leg connection structure and the sofa frame installation structure schematic diagram.

[0020] Among them, the figure markings are: 1-support foot, 2-connecting block, 21-first countersunk hole, 211-first screw, 22-second countersunk hole, 221-second screw, 3-slot, 4-embedded nut, 5-adjusting piece, 6-sofa frame. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0022] It should be noted that when a component is referred to as being "fixed on" or "disposed on" another component, it may be directly or indirectly located on the other component. When a component is referred to as being "connected to" another component, it may be directly or indirectly connected to the other component. The directions or positions indicated by the terms "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. are based on the directions or positions shown in the accompanying drawings and are only for the convenience of description and cannot be understood as limitations on the present technical solution. The terms "first" and "second" are only used for the convenience of description and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. "Multiple" means two or more, unless otherwise clearly and specifically defined.

[0023] Embodiment 1

[0024] Please refer to the attached Figure 1-3 The purpose of this embodiment is to provide a sofa leg connection structure, including: a supporting leg 1, the top of the supporting leg 1 is plugged into a connecting block 2, the bottom of the supporting leg 1 is connected to an embedded nut 4, the embedded nut 4 is connected to an adjusting member 5, and the adjusting member 5 moves in a direction close to or away from the bottom surface of the sofa.

[0025] In this embodiment, a slot 3 equal to or slightly larger than the top edge of the supporting foot 1 is provided at the bottom of the connecting block 2 to facilitate the top of the supporting foot 1 to be inserted into the slot 3. The connecting block 2 and the slot 3 are integrally formed for easy processing.

[0026] In addition, the cross-sectional area of ​​the upper end of the support leg 1 is larger than that of the lower end, and the cross-sectional shape of the support leg 1 is a trapezoid, and the above structure can improve the stability of the connection structure. It should be pointed out that the support leg 1 is a wooden support leg to prevent wear on the ground.

[0027] Finally, the connection block 2 is a right-angled equilateral triangle fixing plate, and a first countersunk hole 21 is respectively provided at the three corners of the fixing plate, which is used to pass the first screw 211. Two second countersunk holes 22 are provided in the middle of the fixing plate, which are used to pass the second screw 221 and screw into the support foot 1 to be fixedly connected to the support foot 1. The center position of the bottom of the support foot 1 is slotted and fixed with an embedded nut 4, and the adjusting member 5 is threadedly connected to the embedded nut 4. Preferably, the adjusting member 5 is a bolt.

[0028] Embodiment 2

[0029] Please refer to the attached Figure 1-4 The purpose of this embodiment is to provide a sofa, using the above sofa leg connection structure, including: a sofa frame 6, the sofa frame 6 is fixedly connected to the connecting block 2.

[0030] During installation, the supporting foot 1 of the sofa leg connecting structure is inserted into the slot 3 of the connecting block, the second screw 221 is screwed into the supporting foot 1 from top to bottom through the second countersunk hole 22 in the middle of the connecting block 2, and then the remaining three first screws 211 are screwed into the sofa frame 6 from bottom to top through the first countersunk holes 21 at the three corners of the connecting block 2. Finally, the adjusting member 5 is connected to the embedded nut 4 at the bottom of the supporting foot 1. The height of the sofa seat surface can be adjusted by changing the length of the part of the adjusting member 5 extending into the embedded nut 4, so that quick installation can be achieved.

[0031] Any modifications, equivalent substitutions and improvements made within the spirit and principles of this utility model should be included in the protection scope of this utility model.

Claims

1. A sofa leg connection structure, characterized in that: include: A supporting foot (1), the top of the supporting foot (1) is plugged into a connecting block (2), the bottom of the supporting foot (1) is connected to an embedded nut (4), the embedded nut (4) is connected to an adjusting member (5), and the adjusting member (5) moves in a direction close to or away from the bottom surface of the sofa.

2. The sofa leg connection structure according to claim 1, characterized in that: The bottom of the connection block (2) is provided with a slot (3) that is equal to or slightly larger than the top edge of the support foot (1).

3. The sofa leg connection structure according to claim 2, characterized in that: The connection block (2) and the slot (3) are integrally formed, and the top of the support foot (1) is inserted into the slot (3).

4. The sofa leg connection structure according to claim 1, characterized in that: The cross-sectional area of ​​the upper end of the support leg (1) is greater than the cross-sectional area of ​​the lower end, and the cross-sectional shape of the support leg (1) is a trapezoid.

5. The sofa leg connection structure according to claim 1, characterized in that: The supporting foot (1) is a wooden supporting foot.

6. The sofa leg connection structure according to claim 1, characterized in that: The connecting block (2) is a right-angled equilateral triangle fixing plate, and each of the three corners of the fixing plate is provided with a first countersunk hole (21) that passes through from bottom to top and is used to pass a first screw (211).

7. The sofa leg connection structure according to claim 6, characterized in that: Two second countersunk holes (22) are provided in the middle of the fixing plate and penetrate from top to bottom, and are used to pass second screws (221) through and screw into the supporting foot (1) to be fixedly connected with the supporting foot (1).

8. The sofa leg connection structure according to claim 1, characterized in that: A pre-embedded nut (4) is fixedly provided in a groove at the center of the bottom of the supporting foot (1), and the adjusting member (5) is threadedly connected to the pre-embedded nut (4).

9. A sofa, using the sofa leg connection structure according to any one of claims 1 to 8, characterized in that: include: A sofa frame (6), wherein the sofa frame (6) is fixedly connected to the connecting block (2).

Images