CN212357738U - Folding support frame - Google Patents

Abstract

The utility model discloses a folded cascade support frame, including a pair of first support piece, a pair of reinforcement and a pair of foldable bracket component, wherein, foldable bracket component includes a pair of foot pole, a pair of second support piece and a pair of third support piece, first support piece and reinforcement all dispose between the adjacent foot pole in a pair of foldable bracket component, a pair of second support piece's middle part is articulated mutually, and second support piece's first end is articulated with the foot pole, second support piece's second end and foot pole sliding fit, a pair of third support piece's first end is articulated mutually, third support piece's second end rotationally disposes on the reinforcement. The foldable support frame has the advantages that the structure of the foldable support frame component is improved, the first support component and the reinforcing component are combined, so that the structural stability of the foldable support frame is greatly improved, and the shaking condition is effectively avoided or improved.

Description

Folding support frame

Technical Field

The utility model relates to a support frame technical field especially relates to a foldable support frame.

Background

Along with the development of society, people also have higher and higher requirements on the quality of life, so the convenience brought by articles for daily use is also paid more and more attention to, and how the convenience of a support frame for airing or placing clothes is used as one of daily articles also directly influences the quality of life of people. At present, current foldable support frame generally includes a pair of collapsible bracket component and a pair of support piece, and support piece configuration is between a pair of collapsible bracket component to can fold or expand along with collapsible bracket component, make whole support frame can fold and accomodate, be convenient for save space, improve the convenience of use.

However, the existing folding type support frame still has the condition of serious shaking after being unfolded, namely, the problem of unstable structure exists.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a folding support frame with a more stable structure.

The purpose of the utility model is realized by adopting the following technical scheme:

a folding support frame comprising:

a pair of first supports arranged in parallel;

a pair of reinforcing members arranged in parallel with the first support member;

a pair of foldable bracket assemblies, the foldable bracket assemblies comprising:

a pair of leg bars disposed in parallel, a first end of the leg bars being configured to contact an external support, the first support and the reinforcement being disposed between adjacent leg bars of a pair of foldable leg assemblies, and the reinforcement being proximate to the first end of the leg bars, the first support being proximate to a second end of the leg bars, such that the pair of first support and the pair of reinforcement can be brought into proximity with each other as the foldable leg assemblies are folded, or the pair of first support and the pair of reinforcement can be brought away from each other as the foldable leg assemblies are unfolded;

a pair of hinged second supporting members, wherein the pair of second supporting members form an X-shaped structure, a first end of each second supporting member is hinged with one foot bar in the foldable bracket component, and a second end of each second supporting member is in sliding fit with the other foot bar in the foldable bracket component, so that the pair of second supporting members can be folded or unfolded along with the foldable bracket;

a pair of third supporting members, a first end of the pair of third supporting members is hinged, a second end of the third supporting member is rotatably disposed on the reinforcing member, such that the pair of third supporting members can approach each other along with the folding of the foldable bracket assembly, or the pair of third supporting members can move away from each other along with the unfolding of the foldable bracket assembly.

Preferably, one of the pair of second supports is located on a first side of the foot bar, the other of the pair of second supports is located on a second side of the foot bar, and the first side of the foot bar and the second side of the foot bar are opposite sides.

Preferably, one side of one of the pair of leg bars opposite to the other leg bar is provided with an extending portion, the first end of the second supporting member is hinged to one of the pair of leg bars, and the second end of the second supporting member is slidably connected to the other extending portion of the pair of leg bars.

Preferably, the leg bar is provided with a guide groove along the length direction thereof, and the second end of the second support member is in sliding fit with the guide groove through the guide member.

Preferably, the first end of the guide member is fixedly connected to the second end of the second support member, the second end of the guide member passes through the guide groove, and the second end of the guide member is provided with a stopper having an outer diameter larger than a groove width dimension of the guide groove.

Preferably, the second support is closer to the first support than the third support; the first end of the second support member is a top end, and the second end of the second support member is a bottom end.

Preferably, the bottom of the first end of the third supporting member is provided with a connecting portion, adjacent connecting portions of the pair of third supporting members are stacked and connected together through a second connecting member, and when the pair of third supporting members are unfolded, the end faces of the first ends of the pair of third supporting members abut against each other.

Preferably, the foldable support stand further comprises a fourth support member disposed between adjacent third support members of the pair of foldable support members, and the fourth support member is parallel to the fixing member.

Preferably, the bottom of the foot bar is provided with a caster.

Preferably, the caster is a retractable caster, and the bottom of the foot bar is provided with a receiving groove, and the retractable caster can be configured in the receiving groove or extend out of the receiving groove.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the pair of second supporting pieces are hinged, the first ends of the second supporting pieces are directly hinged and connected with one foot rod in the foldable support assembly, the second ends of the second supporting pieces are directly matched with the other foot rod in the same foldable support assembly in a sliding manner, the second supporting pieces are not connected with the foot rods through the intermediate pieces, the connecting ends of the second supporting pieces are more attached to the foot rods, or no gap is formed between the connecting ends of the second supporting pieces and the foot rods, or the gap is reduced, the structure is effectively prevented from loosening, the pair of foot rods in the same foldable support assembly are prevented from shaking along the first direction, and the structural stability is improved;

secondly, the arrangement of the first supporting piece and the reinforcing piece can reinforce the connection between the pair of foldable support assemblies, so that the adjacent foot bars in the pair of foldable support assemblies are effectively prevented from shaking along the second direction, and the structural stability is further improved;

in addition, the arrangement of the third support member can further reinforce the structural stability of the foldable support frame assembly, thereby further improving the overall structural stability of the foldable support frame.

Drawings

Fig. 1 is a schematic structural diagram of a foldable support frame of the present invention, wherein the foldable support frame is in an unfolded state;

FIG. 2 is an enlarged view of a portion of the foldable support stand shown in FIG. 1 at A;

FIG. 3 is an enlarged view of the foldable support stand shown in FIG. 1 at B;

fig. 4 is a schematic bottom structure view of the leg bar of the foldable support stand shown in fig. 1;

fig. 5 is a schematic structural view of the foldable support stand shown in fig. 1 in a folded state.

In the figure: 1. a first support member; 11. a hanging hole; 2. a reinforcement; 3. a collapsible bracket assembly; 31. a foot bar; 311. an extension portion; 3111. a guide groove; 32. a second support member; 321. a guide member; 322. a limiting member; 33. a third support member; 331. an end cap; 3311. a connecting portion; 34. a second connecting member; 35. a caster wheel; 4. and a fourth support member.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It is understood that the pair of leg members 31, the pair of second supporting members 32 and the pair of third supporting members 33 mentioned in the embodiment of the present application are all components in the same foldable support assembly 3, and the adjacent leg members 31 and the adjacent third supporting members 33 are two components respectively located in different foldable support assemblies 3.

Referring to fig. 1-5, a foldable support frame according to a preferred embodiment of the present invention is shown, and particularly referring to fig. 1 and 5, the foldable support frame comprises a pair of first support members 1 arranged in parallel, a pair of reinforcing members 2 arranged in parallel with the first support members 1, and a pair of foldable support members 3 arranged in a vertical direction and spaced apart in a horizontal direction, the first support members 1 and the reinforcing members 2 are arranged between the pair of foldable support members 3, wherein, as can be seen from fig. 1, the first support members 1 are closer to the top of the foldable support frame, and the reinforcing members 2 are closer to the bottom of the foldable support frame, and the pair of first support members 1 can be closer to each other along with the folding of the foldable support members 3, and can be away from each other along with the unfolding of the foldable support members 3, and at the same time, the pair of reinforcing members 2 can be closer to each other, the foldable support frame in the embodiment of the present application is far away from each other along with the expansion of the foldable support frame assembly 3, and the structure of the foldable support frame assembly 3 is improved and combined with the first support member 1 and the reinforcing member 2, so that the structural stability of the foldable support frame is greatly improved, and the shaking condition is effectively avoided or improved.

The specific structure of the foldable support frame of the embodiment of the application is as follows:

as shown in fig. 1, the first supporting member 1 is configured to hang an external supported object, wherein the first supporting member 1 may be a rod or a plate, and the supported object may be clothing or bedding. As a preferred embodiment, the first supporting member 1 may be formed with a plurality of hanging holes 11 for hanging the clothes hanger, so as to limit the position and prevent the clothes hanger from falling.

With continued reference to fig. 1, the collapsible bracket assembly 3 includes a pair of parallel arranged foot bars 31, a pair of second support members 32 and a pair of third support members 33 that are hingedly connected, wherein the first ends of the leg rods 31 are used for contacting with an external support (which may be a floor), the first support members 1 and the reinforcement members 2 are disposed between the adjacent leg rods 31 of the pair of foldable support assemblies 3, so that the pair of first support members 1 and the pair of reinforcement members 2 can be close to each other as the foldable support assemblies 3 are folded, or the pair of first supports 1 and the pair of reinforcing members 2 can be moved away from each other as the foldable rack assembly 3 is unfolded, and the reinforcing member 2 is closer to the first end of the foot bar 31 than the first support member 1, the first support member 1 is closer to the second end of the foot bar 31, the arrangement can provide stable supporting force for the folding type supporting frame, so that the structural stability of the folding type supporting frame is improved.

With continued reference to fig. 1 and 2, the pair of second supporting members 32 form an X-shaped structure, a first end of the second supporting member 32 is hinged to one of the legs 31 of the foldable support assembly 3, and a second end of the second supporting member 32 is slidably engaged with the other leg 31 of the same foldable support assembly 3, so that the pair of second supporting members 32 can be folded or unfolded with the foldable support. Through hinging the pair of second supporting members 32, the first end of the second supporting member 32 is directly hinged with one of the leg rods 31 in the foldable support assembly 3, and the second end of the second supporting member 32 is directly matched with the other leg rod 31 in the same foldable support assembly 3 in a sliding manner, so that the second supporting member 32 is not connected with the leg rod 31 through an intermediate member, the connecting end of the second supporting member 32 is more attached to the leg rod 31, or no gap is formed between the connecting end of the second supporting member 32 and the leg rod 31, or the gap is reduced, the structure is effectively prevented from being loosened, the shaking is avoided, and the structural stability is further improved. In the embodiment of the present application, the first end of the second supporting member 32 is a top end, and the second end of the second supporting member 32 is a bottom end.

With continued reference to fig. 1 and 3, a pair of third supporting members 33 are hinged at first ends thereof, and second ends of the third supporting members 33 are rotatably disposed on the reinforcing member 2, so that the pair of third supporting members 33 can approach each other along with the folding of the foldable bracket assembly 3, or the pair of third supporting members 33 can move away from each other along with the unfolding of the foldable bracket assembly 3. The third supporting member 33 is disposed to make the connection between the pair of leg rods 31 in the same foldable support assembly 3 more stable, so as to further improve the overall stability of the foldable support.

In the present embodiment, the second supporting member 32 and the leg bar 31 are preferably plate-shaped structures with rectangular cross sections to increase the contact area therebetween, so as to further improve the structural stability of the foldable support frame assembly 3, and thus the stability of the overall structure of the foldable support frame is improved. Of course, in other embodiments, the second supporting member 32 and the leg bar 31 may also be a column structure.

As shown in fig. 2, as a preferred embodiment, one of the pair of second supporting members 32 is located at a first side of the foot bar 31, the other of the pair of second supporting members 32 is located at a second side of the foot bar 31, and the first side of the foot bar 31 and the second side of the foot bar 31 are opposite sides. The pair of second supports 32 located at opposite sides of the leg 31 can apply a force to the leg 31, so that the connection between the leg 31 and the second supports 32 is more stable, thereby further improving the structural stability of the foldable support assembly 3.

With continued reference to fig. 2, preferably, the side of one leg 31 of the pair of legs 31 opposite to the other leg 31 is configured with an extension 311, the width dimension of the extension 311 is smaller than the width dimension of the leg 31, the first end of the second support member 32 is hinged with the extension 311 of the pair of legs 31, and the second end of the second support member 32 is slidably connected with the other extension 311 of the pair of legs 31. The extension 311 is configured to reduce the distance between the pair of supporting members, which is beneficial to improving the structural stability.

In addition, in order to avoid the structural instability caused by the existence of an excessively large gap between the pair of second supporting members 32, in the embodiment of the present application, the pair of second supporting members 32 are hinged by a first connecting member, and a gasket contacting the second supporting members 32 is disposed between the pair of second supporting members 32, and the gasket passes through the first connecting member.

Specifically, the extending portion 311 of the leg bar 31 is opened with a guide groove 3111 along the length direction thereof, and the second end of the second support member 32 is slidably engaged with the guide groove 3111 through the guide member 321.

Preferably, the first end of the guide member 321 is fixedly connected to the second end of the second support member 32, the second end of the guide member 321 passes through the guide groove 3111, and the second end of the guide member 321 is provided with a stopper 322 having an outer diameter larger than the groove width of the guide groove 3111, so as to function as a stopper for the guide member 321.

Preferably, the second supporting member 32 is located between the first supporting member 1 and the third supporting member 33, and the second supporting member 32 is close to the first supporting member 1, so that the structural stability of the foldable support frame can be further improved by reasonably arranging the positions of the second supporting member 32 and the third supporting member 33.

As shown in fig. 3, it is preferable that the first end of the third support 33 is provided with an end cap 331, the bottom of the end cap 331 is provided with a connecting portion 3311, adjacent connecting portions 3311 of the pair of third supports 33 are stacked and hinged together by a second connecting member 34, the end surfaces of the end caps 331 are flat, and the end surfaces of the first ends of the pair of third supports 33 are abutted when unfolded. Such a configuration enables the pair of third supporting members 33 to be folded upward along with the folding of the foldable support assembly 3, and the foldable support assembly 3 is unfolded to be unfolded downward to form a straight supporting structure, so that the structural stability of the foldable support frame is further improved.

As shown in fig. 1, the foldable support stand preferably further comprises a fourth supporting member 4, and the fourth supporting member 4 is disposed between the adjacent third supporting members 33 of the pair of foldable support members 3, so that the fourth supporting member 4 can be folded or unfolded with the foldable support members 3. The arrangement of the fourth supporting member 4 can further increase the placing space.

As shown in fig. 4, in order to facilitate the transportation of the foldable support frame, the bottom of the leg 31 is preferably provided with a caster 35, the caster 35 is preferably a retractable caster 35, the bottom of the leg 31 is provided with a receiving groove, and the retractable caster 35 can be disposed in the receiving groove or extend out of the receiving groove. It will be understood that the specific construction of the retractable caster 35 can be found in the patent documents previously filed by the same applicant.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. Foldable support frame, its characterized in that includes:

a pair of first supports arranged in parallel;

a pair of reinforcing members arranged in parallel with the first support member;

a pair of foldable bracket assemblies, the foldable bracket assemblies comprising:

a pair of parallel disposed leg bars, a first end of the leg bars being configured to contact an external support, the first support and the reinforcement each being disposed between adjacent leg bars in a pair of foldable leg assemblies such that the pair of first support and the pair of reinforcement each are capable of moving toward each other as the foldable leg assemblies are folded or such that the pair of first support and the pair of reinforcement each are capable of moving away from each other as the foldable leg assemblies are unfolded, wherein the reinforcement is proximate to the first end of the leg bars and the first support is proximate to the second end of the leg bars;

a pair of hinged second supporting members, wherein the pair of second supporting members form an X-shaped structure, a first end of each second supporting member is hinged with one foot bar in the foldable bracket component, and a second end of each second supporting member is in sliding fit with the other foot bar in the same foldable bracket component, so that the pair of second supporting members can be folded or unfolded along with the foldable bracket;

a pair of third supporting members, a first end of the pair of third supporting members is hinged, a second end of the third supporting member is rotatably disposed on the reinforcing member, such that the pair of third supporting members can approach each other along with the folding of the foldable bracket assembly, or the pair of third supporting members can move away from each other along with the unfolding of the foldable bracket assembly.

2. The folding support stand of claim 1 wherein one of the pair of second supports is located on a first side of the foot bar and the other of the pair of second supports is located on a second side of the foot bar, the first side of the foot bar and the second side of the foot bar being opposite sides.

3. The folding support stand of claim 1 wherein the pair of second support members are hingedly connected by a first connector and a spacer is disposed between the pair of second support members and extends through the first connector; and/or one side of one of the pair of foot bars, which is opposite to the other foot bar, is provided with an extension part, the width dimension of the extension part is smaller than that of the foot bars, the first end of the second support part is hinged with one of the pair of foot bars, and the second end of the second support part is connected with the other extension part in a sliding manner.

4. The foldable support stand of claim 1 wherein said leg bar defines a guide slot along a length thereof, and wherein said second end of said second support member is slidably engaged with said guide slot through said guide member.

5. The foldable support stand of claim 4 wherein a first end of said guide member is fixedly connected to a second end of said second support member, a second end of said guide member extends through said guide slot, and a stop member is disposed at said second end of said guide member and has an outer diameter greater than the slot width dimension of said guide slot.

6. The folding support stand of claim 1 wherein said second support member is positioned between a first support member and a third support member, and said second support member is adjacent said first support member; and/or the first end of the second support member is a top end, and the second end of the second support member is a bottom end.

7. The foldable support stand of claim 1 wherein the bottom of the first end of the third support member is configured with a connecting portion, adjacent connecting portions of a pair of the third support members are stacked and connected together by a second connecting member, and the end surfaces of the first end of the third support member are planar, and when unfolded, the end surfaces of the first end of the pair of the third support members abut.

8. The folding support stand of claim 1 further comprising a fourth support member disposed between adjacent third support members of a pair of folding support members such that the fourth support member can be folded or unfolded with the folding support members.

9. The folding support stand of claim 1 wherein the foot bar is provided with castors at the bottom thereof.

10. The foldable support stand of claim 9, wherein said casters are retractable casters, and the bottom of said leg defines a receiving slot, and said retractable casters can be disposed in or extend out of said receiving slot.

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