Folding mechanism and airing device applying same

Abstract

The utility model discloses a folding mechanism and an airing device using the folding mechanism, and the folding mechanism comprises at least two fixed longitudinal rods which are arranged in parallel, a cross rod assembly which is used for connecting two adjacent fixed longitudinal rods, and a plurality of movable longitudinal rods which are movably arranged between the two adjacent fixed longitudinal rods and are parallel to the fixed longitudinal rods, the cross rod assembly comprises a first cross rod and a second cross rod which are movably connected. The airing device comprises a supporting part, an airing part and an expanding part, the airing part is installed at the top of the supporting part, the expanding part is installed at the bottom of the supporting part, and the expanding part is the folding mechanism. According to the folding mechanism, folding in the width direction can be achieved, space is saved, folding operation is convenient, the phenomenon of blocking rarely occurs, and the smoothness is high. The folding mechanism is applied to the airing device, integral folding can be achieved, storage is convenient, parts do not need to be disassembled in the whole folding process, and operation is easy, convenient and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of drying racks, in particular to a folding mechanism and a drying device using the folding mechanism. Background Art

[0002] The floor-standing clothes drying rack is one of the most popular drying devices on the market, and its structure is mainly composed of.

[0003] The common floor-standing clothes racks on the market are divided into X-shaped, herringbone, inverted Y-shaped, wing-shaped and H-shaped according to the shape of the side; and according to the number of supporting rods, they can be divided into single-rod, double-rod and multi-rod types.

[0004] Most of the existing double-pole or multi-pole floor-standing clothes drying racks are X-shaped and H-shaped. In order to increase stability and drying space, the existing clothes drying racks generally add shoe racks at the bottom of the supporting feet, such as the existing patent technologies with publication (notice) numbers CN212357738U and CN214855295U. The existing foldable shoe racks are generally hinged by hinges. Although the structure is simple, it is easy to get stuck, inflexible, etc. during actual use, resulting in unsmooth folding. Utility Model Content

[0005] The purpose of the utility model is to provide a folding mechanism which can at least solve one of the above problems.

[0006] According to one aspect of the utility model, a folding mechanism is provided, comprising at least two fixed longitudinal rods arranged in parallel, a cross bar assembly for connecting two adjacent fixed longitudinal rods, and a plurality of movable longitudinal rods movably arranged between two adjacent fixed longitudinal rods and parallel to the fixed longitudinal rods, wherein the cross bar assembly comprises a first cross bar and a second cross bar movably connected.

[0007] Therefore, the utility model provides a new folding mechanism, which can be used as an expansion structure such as a shoe rack and installed on any form of support frame to form a drying device. The folding principle of the folding mechanism is: by closing all the movable longitudinal rods on the first cross bar or the second cross bar, and then folding the first cross bar and the second cross bar, the folding process can drive the two adjacent fixed longitudinal rods to approach each other, so as to achieve folding in the width direction (i.e., the front and back direction), saving space, and convenient folding operation. There is rarely any jamming phenomenon, and the smoothness is high.

[0008] In some embodiments, the first end of the first crossbar is fixedly connected to one of the two adjacent fixed longitudinal rods, the first end of the second crossbar is movably connected to the other fixed longitudinal rod, and the second end of the first crossbar is hinged to the second end of the second crossbar.

[0009] In some embodiments, the folding mechanism further includes a first sleeve, and the first end of the second crossbar is movably sleeved on the outer periphery of the fixed longitudinal rod through the first sleeve.

[0010] In some embodiments, the cross bar assembly also includes a first connecting head, a second connecting head and a connecting shaft, the first connecting head is mounted on an end of the first cross bar away from the fixed longitudinal bar, the second connecting head is mounted on an end of the second cross bar away from the fixed longitudinal bar, and the first connecting head and the second connecting head are hinged through the connecting shaft.

[0011] In some embodiments, the first connector is provided with a limiting protrusion, and the second connector is provided with a limiting opening that cooperates with the limiting protrusion;

[0012] Alternatively, the second connector is provided with a limiting protrusion, and the first connector is provided with a limiting opening that cooperates with the limiting protrusion.

[0013] In some embodiments, the folding mechanism further includes a second set of sleeves, and the two ends of the movable longitudinal rod are movably mounted on the outer periphery of the crossbar assembly through the second set of sleeves.

[0014] In some embodiments, the length of the first crossbar is shorter than that of the second crossbar. When folded, all movable longitudinal rods can be folded into the first crossbar, and the total width of all second sets after folding is less than the length of the first crossbar.

[0015] According to another aspect of the utility model, a drying device is provided, including a supporting part, a drying part and an expansion part, wherein the drying part is installed on the top of the supporting part, and the expansion part is installed on the bottom of the supporting part, and the expansion part is the above-mentioned folding mechanism.

[0016] Therefore, the drying device of the utility model applies the above-mentioned folding mechanism, which can realize overall folding and folding, which can at least facilitate storage, handling, delivery, transportation and the like, and the entire folding process does not require disassembly of parts, and the operation is simple and quick.

[0017] In some embodiments, the support portion includes a pair of support frames arranged in parallel, and the two ends of the folding mechanism in the length direction are respectively connected to the pair of support frames, each support frame includes a plurality of support rods arranged in parallel, the number of fixed longitudinal rods of the folding mechanism corresponds to the number of support rods, and the two ends of the fixed longitudinal rods are respectively movably connected to the corresponding support rods.

[0018] In some embodiments, the support frame further includes a movable frame, and two adjacent support rods of the same support frame are connected via the movable frame.

[0019] Beneficial effects of the utility model:

[0020] The utility model provides a new folding mechanism, which can be used as an expansion structure such as a shoe rack and installed on any form of support frame to form a drying device. The folding principle of the folding mechanism is as follows: by closing all the movable longitudinal rods on the first cross rod or the second cross rod, and then folding the first cross rod and the second cross rod, the folding process can drive the two adjacent fixed longitudinal rods to approach each other, so as to realize folding in the width direction (i.e., the front and back direction), saving space, and convenient folding operation. In addition, jamming rarely occurs and the smoothness is high.

[0021] The drying device of the utility model applies the above-mentioned folding mechanism, which can realize overall folding and folding, which can at least facilitate storage, handling, delivery, transportation and the like, and the entire folding process does not require disassembly of parts, and the operation is simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the folding mechanism of Example 1 of the utility model;

[0024] Figure 2 for Figure 1 The enlarged structural diagram of the folding mechanism at A shown in FIG.

[0025] Figure 3 for Figure 1 The three-dimensional structure schematic diagram of the folding mechanism after folding;

[0026] Figure 4 This is a schematic diagram of the three-dimensional structure of the drying device of Example 2 of the utility model;

[0027] Figure 5 for Figure 4 The three-dimensional structure schematic diagram of the drying device after folding is shown;

[0028] Figure 6 This is a schematic diagram of the three-dimensional structure of the drying device of Example 3 of the utility model;

[0029] Figure 7 for Figure 6 An enlarged structural schematic diagram of point B of the folding mechanism shown.

[0030] Figures 1 to 7The figure marks in the figure are: 1-support part; 2-drying part; 3-expansion part; 11-support frame; 12-moving wheel; 111-support rod; 112-movable frame; 31-fixed longitudinal rod; 32-cross rod assembly; 33-movable longitudinal rod; 34-first set; 35-second set; 321-first cross rod; 322-second cross rod; 323-connecting shaft; 324-first connecting head; 325-second connecting head; 324a-limiting protrusion; 325a-limiting opening. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model 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 part of the embodiments of the utility model, rather than all of the embodiments, and are only used to explain the utility model, not to limit the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0032] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inside", "outside", "two ends", "both sides", "bottom", "top" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred elements must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "superior", "inferior", "primary", "secondary" and the like are only used for descriptive purposes and can be simply used to more clearly distinguish different components, but cannot be understood as indicating or implying relative importance.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] The utility model is further described in detail below with reference to the accompanying drawings and embodiments.

[0035] Example 1

[0036] Figure 1-3A folding mechanism according to an embodiment of the utility model is schematically shown.

[0037] like Figure 1-3 As shown, the folding mechanism includes at least two fixed longitudinal rods 31 arranged in parallel, a cross bar assembly 32 for connecting two adjacent fixed longitudinal rods 31, and a plurality of movable longitudinal rods 33 movably arranged between two adjacent fixed longitudinal rods 31 and parallel to the fixed longitudinal rods 31, and the cross bar assembly 32 includes a first cross bar 321 and a second cross bar 322 that are movably connected.

[0038] The first end of the first cross bar 321 is fixedly connected to one of the two adjacent fixed longitudinal bars 31 , the first end of the second cross bar 322 is movably connected to the other fixed longitudinal bar 31 , and the second end of the first cross bar 321 is hinged to the second end of the second cross bar 322 .

[0039] The folding mechanism further includes a first sleeve 34 , through which the first end of the second crossbar 322 is movably sleeved on the outer periphery of the fixed longitudinal rod 31 .

[0040] The cross bar assembly 32 also includes a first connecting head 324, a second connecting head 325 and a connecting shaft 323. The first connecting head 324 is mounted on an end of the first cross bar 321 away from the fixed longitudinal bar 31, and the second connecting head 325 is mounted on an end of the second cross bar 322 away from the fixed longitudinal bar 31. The first connecting head 324 and the second connecting head 325 are hingedly connected via the connecting shaft 323.

[0041] The first connector 324 is provided with a limiting protrusion 324a, and the second connector 325 is provided with a limiting opening 325a that cooperates with the limiting protrusion 324a;

[0042] Alternatively, the second connector 325 is provided with a limiting protrusion 324 a , and the first connector 324 is provided with a limiting opening 325 a that cooperates with the limiting protrusion 324 a .

[0043] Preferably, the limiting protrusion 324 a of this embodiment is disposed on the first connecting head 324 , and the limiting opening 325 a is opened on the second connecting head 325 .

[0044] The folding mechanism further includes a second set 35 , through which both ends of the movable longitudinal rod 33 are movably mounted on the outer periphery of the crossbar assembly 32 .

[0045] The length of the first crossbar 321 is shorter than that of the second crossbar 322 . When folded, all the movable longitudinal rods 33 can be folded into the first crossbar 321 , and the total width of all the second sets 35 after folding is less than the length of the first crossbar 321 .

[0046] The utility model provides a new folding mechanism, which can be used as an expansion structure such as a shoe rack and installed on any form of support frame 11 to form a drying device. The folding principle of the folding mechanism is: by closing all the movable longitudinal rods 33 on the first cross bar 321 or the second cross bar 322, and then folding the first cross bar 321 and the second cross bar 322, the folding process can drive the two adjacent fixed longitudinal rods 31 to approach each other, so as to achieve folding in the width direction (i.e., the front and back direction), saving space, and convenient folding operation. In addition, there is rarely a jamming phenomenon, and the smoothness is high.

[0047] Example 2

[0048] Figure 4-5 A drying device according to an embodiment of the utility model is schematically shown.

[0049] like Figure 4-5 As shown, the drying device includes a supporting portion 1, a drying portion 2 and an expansion portion 3. The drying portion 2 is installed on the top of the supporting portion 1, and the expansion portion 3 is installed on the bottom of the supporting portion 1. The expansion portion 3 is the folding mechanism shown in Example 1.

[0050] Therefore, the drying device of the utility model applies the above-mentioned folding mechanism, which can realize overall folding and folding, which can at least facilitate storage, handling, delivery, transportation and the like, and the entire folding process does not require disassembly of parts, and the operation is simple and quick.

[0051] The support part 1 includes a pair of support frames 11 arranged in parallel, and the two ends of the folding mechanism in the length direction are respectively connected to the pair of support frames 11, each support frame 11 includes a plurality of support rods 111 arranged in parallel, the number of fixed longitudinal rods 31 of the folding mechanism corresponds to the number of support rods 111, and the two ends of the fixed longitudinal rods 31 are respectively movably connected to the corresponding support rods 111.

[0052] Preferably, each support frame 11 of this embodiment has two support rods 111, and the corresponding folding mechanism also has two fixed longitudinal rods 31. The two ends of the fixed longitudinal rod 31 can be movably connected to the corresponding support rods 111 respectively by a combination structure of a connecting piece and a hinge shaft.

[0053] The support frame 11 further includes a movable frame 112 , and two adjacent support rods 111 of the same support frame 11 are connected via the movable frame 112 .

[0054] The drying device of the utility model applies the above-mentioned folding mechanism, which can realize overall folding and folding, which can at least facilitate storage, handling, delivery, transportation and the like, and the entire folding process does not require disassembly of parts, and the operation is simple and quick.

[0055] Example 3

[0056] Figure 6-7 A drying device according to another embodiment of the utility model is schematically shown.

[0057] like Figure 6-7 As shown, the structure of the drying device is basically the same as that of the drying device of Example 2, except that: (1) the structure of the supporting part 1 is different; and (2) the structure of the expansion part 3 is different.

[0058] like Figure 6-7 As shown, the drying device is a three-rod structure, each support frame 11 includes three parallel support rods 111, and the number of fixed longitudinal rods 31 of the folding mechanism is also 3, wherein the first set 34 of the fixed longitudinal rod 31 in the middle is respectively connected to the two cross bar assemblies 32.

[0059] Preferably, the support portion 1 of this embodiment may further include a moving wheel 12 disposed at the bottom of the support rod 111 .

[0060] The drying device of the utility model applies the above-mentioned folding mechanism, which can realize overall folding and folding, which can at least facilitate storage, handling, delivery, transportation and the like, and the entire folding process does not require disassembly of parts, and the operation is simple and quick.

[0061] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A folding mechanism, characterized in that: The invention comprises at least two fixed longitudinal rods (31) arranged in parallel, a cross bar assembly (32) for connecting two adjacent fixed longitudinal rods (31), and a plurality of movable longitudinal rods (33) movably arranged between the two adjacent fixed longitudinal rods (31) and parallel to the fixed longitudinal rods (31); the cross bar assembly (32) comprises a first cross bar (321) and a second cross bar (322) which are movably connected.

2. The folding mechanism according to claim 1, characterized in that: The first end of the first cross bar (321) is fixedly connected to one of the two adjacent fixed longitudinal bars (31), the first end of the second cross bar (322) is movably connected to the other fixed longitudinal bar (31), and the second end of the first cross bar (321) is hinged to the second end of the second cross bar (322).

3. The folding mechanism according to claim 2, characterized in that: It also includes a first set (34), through which the first end of the second crossbar (322) can be movably mounted on the outer periphery of the fixed longitudinal rod (31).

4. The folding mechanism according to claim 2, characterized in that: The crossbar assembly (32) also includes a first connecting head (324), a second connecting head (325) and a connecting shaft (323), wherein the first connecting head (324) is mounted on an end of the first crossbar (321) away from the fixed longitudinal rod (31), and the second connecting head (325) is mounted on an end of the second crossbar (322) away from the fixed longitudinal rod (31), and the first connecting head (324) and the second connecting head (325) are hingedly connected via the connecting shaft (323).

5. The folding mechanism according to claim 4, characterized in that: The first connecting head (324) is provided with a limiting protrusion (324a), and the second connecting head (325) is provided with a limiting opening (325a) that cooperates with the limiting protrusion (324a) in limiting position; Alternatively, the second connecting head (325) is provided with a limiting protrusion (324a), and the first connecting head (324) is provided with a limiting opening (325a) that cooperates with the limiting protrusion (324a) in limiting manner.

6. The folding mechanism according to any one of claims 1 to 5, characterized in that: It also comprises a second set (35), through which the two ends of the movable longitudinal rod (33) can be movably mounted on the outer periphery of the crossbar assembly (32).

7. The folding mechanism according to claim 6, characterized in that: The length of the first cross bar (321) is shorter than the length of the second cross bar (322); when folded, all the movable longitudinal bars (33) can be folded into the first cross bar (321), and after folding, the total width of all the second sets (35) is less than the length of the first cross bar (321).

8. A drying device, comprising a support portion (1), a drying portion (2) and an expansion portion (3), wherein the drying portion (2) is mounted on the top of the support portion (1), and the expansion portion (3) is mounted on the bottom of the support portion (1), characterized in that: The expansion portion (3) is a folding mechanism as described in any one of claims 1 to 7.

9. The drying device according to claim 8, characterized in that: The support portion (1) comprises a pair of support frames (11) arranged in parallel, and the two ends of the folding mechanism in the length direction are respectively connected to the pair of support frames (11), each of the support frames (11) comprises a plurality of support rods (111) arranged in parallel, the number of the fixed longitudinal rods (31) of the folding mechanism corresponds to the number of the support rods (111), and the two ends of the fixed longitudinal rods (31) are respectively movably connected to the corresponding support rods (111).

10. The drying device according to claim 9, characterized in that: The support frame (11) further comprises a movable frame (112), and two adjacent support rods (111) of the same support frame (11) are connected via the movable frame (112).

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