CN210407796U

CN210407796U - Adjustable bed leg structure for folding sofa bed end

Info

Publication number: CN210407796U
Application number: CN201921081339.3U
Authority: CN
Inventors: 凌雁飞
Original assignee: Zhejiang Youran Home Furnishing Co ltd
Current assignee: Zhejiang Youran Home Furnishing Co ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-28
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses an adjustable footpost structure for folding sofa bed tip, including supporting leg and the adjustable drum of rotatable adjustment support height of setting in folding frame below supporting leg upper portion offer be used for with folding frame articulated hinge hole an hinge hole b is used for rotating with adjustable drum to be connected has been seted up on the supporting leg to hinge hole an's below. The upper part of the supporting leg of the utility model is provided with the arc-shaped supporting part, which can reduce the damage caused by collision; through setting up the adjustable drum of rotatable regulation support height, and set up the joint piece that highly degressive a plurality of equidistant distributions on the adjustable drum to fix with the shop bolt, the altitude mixture control of the folding frame of tip that carries on that can be convenient, and simple structure, the cost is lower.

Description

Adjustable bed leg structure for folding sofa bed end

Technical Field

The utility model relates to a folding sofa bed technical field especially relates to an adjustable footpost structure for folding sofa bed tip.

Background

Along with the society development quickening, population constantly increases, and living space's finiteness is more obvious, and most families can purchase sofa bed, when the sand is sent out for use at ordinary times, have guest night when sleeping, convert into the bed, so not only sparingly the spending, still reduce space and occupy, increase space utilization.

The most part of folding sofa bed is including folding bed body and the footpost of setting at its lower extreme, the footpost is used for bearing the holistic weight of folding bed body, and then the quality direct influence of footpost folds the quality of sofa bed, and current footpost overall structure for folding sofa bed is comparatively complicated, generally adopts many link mechanism to connect, and the footpost of outer end is generally expanded the fixed of back position simultaneously, to the part needs to the user of sofa bed tip (the part that the foot was placed) down regulation, obviously current folding sofa bed can't satisfy the demand.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide an adjustable leg structure for folding the ends of a sofa bed, which can finely adjust the angle of the ends, so that the legs can be slightly inclined downward when the user uses the sofa bed, and the sofa bed is more comfortable.

The technical scheme of the utility model as follows:

the utility model provides an adjustable footpost structure for folding sofa bed tip, includes the supporting leg and sets up the adjustable drum of rotatable regulation support height in folding frame below supporting leg upper portion offer be used for with folding frame articulated hinge hole an set up hinge hole b on the supporting leg of hinge hole a and be used for rotating with adjustable drum and be connected.

Preferably, the adjustable cylinder is provided with a plurality of clamping blocks with gradually decreased height and distributed at equal intervals, a plurality of positioning insertion holes with circle centers on a circle are arranged on the adjustable cylinder corresponding to the clamping blocks, and a plurality of pin positioning holes are formed in the supporting legs corresponding to the positioning insertion holes.

Preferably, the middle part of the adjustable cylinder is provided with a hinged through hole for being rotatably connected with the inner side of the supporting leg, the clamping block comprises a convex clamping block and a concave clamping block, and the middle parts of the convex clamping block and the concave clamping block are provided with clamping grooves.

Preferably, the clamping groove is an arc-shaped groove.

Preferably, the top of the supporting leg is designed into an arc-shaped supporting part.

Preferably, the sectional area of the upper part of the supporting leg is larger than that of the lower part, so that the structure of the supporting leg is firmer.

Preferably, the bottom of the supporting leg can be sleeved with an anti-skid rubber sleeve.

The utility model has the advantages that: the arc-shaped supporting part is arranged at the upper part of the supporting leg, so that the damage caused by collision can be reduced; through setting up the adjustable drum of rotatable regulation support height, and set up the joint piece that highly degressive a plurality of equidistant distributions on the adjustable drum to fix with the shop bolt, the altitude mixture control of the folding frame of tip that carries on that can be convenient, and simple structure, the cost is lower.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic plane structure of a support leg of an adjustable leg structure (hereinafter, the adjustable leg structure is abbreviated as "adjustable leg structure") for folding the end of a sofa bed according to the present invention;

FIG. 2 is a schematic view of the adjustable leg structure in operation (other parts of the folding frame are omitted, only a portion of the frame at the end is shown);

FIG. 3 is a schematic diagram of the construction of an adjustable cylinder;

fig. 4 is a schematic sectional structure view of the adjustable cylinder.

In the figure: 1-supporting legs; 11-an arc support; 12-hinge hole a; 13-hinge hole b; 14-pin locating holes; 2-folding the frame; 3-an adjustable cylinder; 31-a hinge through hole; 32-outer convex clamping blocks; 33-positioning insertion holes; 34-a clamping groove; 35-concave clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1 and 2, an adjustable leg structure for folding the end of a sofa bed comprises a support leg 1 and an adjustable cylinder 3 which is arranged below a folding frame 2 and can rotatably adjust the support height, wherein the upper part of the support leg 1 is provided with a hinge hole a 12 for being hinged with the folding frame 2, and the lower part of the hinge hole a 12 is provided with a hinge hole b 13 on the support leg 1 for being rotatably connected (hinged) with the adjustable cylinder 3.

As shown in fig. 3 and 4, a plurality of clamping blocks (formed integrally) with decreasing height and distributed at equal intervals are arranged on the adjustable cylinder 3, a plurality of positioning insertion holes 33 with the circle centers on a circle are arranged on the adjustable cylinder 3 corresponding to the clamping blocks, a plurality of pin positioning holes 14 with decreasing height are formed in the supporting legs 1 corresponding to the positioning insertion holes 33, and the corresponding pin positioning holes 14 are selectively inserted according to actual needs during use, so that the locking of the adjustable cylinder 3 is realized.

Articulated through-hole 31 has been seted up at adjustable drum 3 middle part for rotate with 1 inboard of supporting leg and be connected, the joint piece includes that the evagination joint is fast 32 and the indent joint is fast 35, sets up joint groove 34 at the fast 32 of evagination joint and the fast 25 middle parts of indent joint, and the folding frame 2 of being convenient for arranges in wherein for factor of safety is higher, and in addition, joint groove 34 can be the arc recess, makes and has better laminating nature with partial cylindrical frame.

In order to reduce the possibility that the supporting leg 1 is too sharp and is easily damaged when colliding in the using process of a user, the top of the supporting leg 1 is designed into an arc-shaped supporting part 11; and the sectional area of the upper part of the supporting leg 1 is larger than that of the lower part, so that the structure of the supporting leg 1 is firmer. In addition, the bottom of the supporting leg 1 can be sleeved with (glued) an anti-slip rubber sleeve, so that the supporting leg 1 is ensured not to slip easily.

Adjustable footpost structure in this application, when needs are transferred down the folding frame of tip, take the shop bolt out from pin locating hole 14, upwards lift up the folding frame of tip slightly and take out it from the joint piece, rotatory adjustable drum 3 makes the joint of lower height correspond with folding frame soon, and put into joint groove 34 with folding frame, insert the fixed of shop bolt realization adjustable drum 3, can realize that the angle of the folding frame of tip is transferred down.

In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An adjustable leg structure for folding the ends of a sofa bed, comprising: the foldable support device comprises a support leg and an adjustable cylinder arranged below a foldable frame and capable of rotatably adjusting the support height, wherein a hinge hole a used for being hinged with the foldable frame is formed in the upper portion of the support leg, and a hinge hole b used for being rotatably connected with the adjustable cylinder is formed in the support leg below the hinge hole a.

2. An adjustable leg structure for folding an end of a sofa bed according to claim 1, wherein: the adjustable cylinder is provided with a plurality of clamping blocks with degressive height and distributed at equal intervals, a plurality of positioning insertion holes with circle centers positioned on a circle are arranged on the adjustable cylinder corresponding to the clamping blocks, and a plurality of pin positioning holes are formed in the supporting legs corresponding to the positioning insertion holes.

3. An adjustable leg structure for folding an end of a sofa bed according to claim 2, wherein: the adjustable cylinder is characterized in that the middle of the adjustable cylinder is provided with a hinged through hole for being rotatably connected with the inner side of the supporting leg, the clamping block comprises a convex clamping block and a concave clamping block, and the convex clamping block and the concave clamping block are connected fast.

4. An adjustable leg structure for folding an end of a sofa bed according to claim 3, wherein: the clamping groove is an arc-shaped groove.

5. An adjustable leg structure for folding an end of a sofa bed according to claim 1, wherein: the top of the supporting leg is designed into an arc-shaped supporting part.

6. An adjustable leg structure for folding an end of a sofa bed according to claim 1, wherein: the sectional area of the upper part of the supporting leg is larger than that of the lower part, so that the structure of the supporting leg is firmer.

7. An adjustable leg structure for folding an end of a sofa bed according to claim 1, wherein: the bottom of the supporting leg can be sleeved with an anti-skid rubber sleeve.