Portable folding structure and portable folding shed

Abstract

The utility model provides a portable folding structure and a portable folding shed, and the portable folding structure comprises a frame structure which comprises two groups of supporting assemblies, each supporting assembly comprises a first connecting base, a second connecting base, a connecting arm connecting the first connecting base and the second connecting base and two supporting rods rotationally arranged on the two sides of the second connecting base, and the two supporting assemblies are hinged to each other through the first connecting base. The frame structure is switched between an unfolding position where the two connecting arms are flush with each other and a storage position where the two connecting arms are folded and abut against each other; the two supporting leg structures are arranged corresponding to the two supporting assemblies, and one end of each supporting leg structure is hinged to the second connecting base; in the unfolding position, the two supporting rods and the two sets of supporting leg structures rotate to be perpendicular to the connecting arm. And in the storage position, the two supporting rods and the two sets of supporting leg structures rotate to be attached to the connecting arms correspondingly. The problems that a shed product is low in opening and closing speed, large in occupied space after being stored, not easy to carry and the like are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to outdoor tent technical field, especially a portable folding structure and portable folding shed. BACKGROUND

[0002] In outdoor leisure, camping, picnic and various outdoor activities, sunshade as an important sunshade equipment plays an indispensable role. It not only can provide cool resting space for users, effectively resist the harm of ultraviolet rays, but also can protect outdoor activity facilities from aging caused by direct sunlight to a certain extent. However, although sunshade is widely used in outdoor life, most of the sunshades on the market still have some obvious defects in design, which limits the convenience and flexibility of its use.

[0003] The first problem is the opening and closing speed of the sunshade. The traditional sunshade design often has complex structure, contains multiple components and connection points, which leads to a lot of time and effort needed in the opening and closing process. The cumbersome opening and closing steps undoubtedly reduce the use experience of the sunshade. Especially in the case of emergency need for sunshade or weather change needs to quickly fold the sunshade, the deficiency of opening and closing speed is particularly prominent.

[0004] Secondly, the problem of storage space is also a big drawback of traditional sunshade. Due to the complex structure and numerous components, most sunshades occupy relatively large space after storage. This not only increases the difficulty of carrying and storing, but also limits the use of sunshade in small space or mobile scene.

[0005] In addition, it is not easy to carry, which is also an important defect in the design of traditional sunshade. Due to the large weight, irregular volume or lack of convenient carrying method, many sunshades bring many inconveniences to users in the carrying process. This not only affects the user's experience, but also limits the market promotion and application range of sunshade to a certain extent. INVENTION CONTENTS

[0006] In view of the above-mentioned defects of the prior art, the technical problem to be solved by the utility model is to provide a portable folding structure and a portable folding shed, which solve the technical problems of slow opening and closing speed, large storage space, difficult storage and portability of the sunshade in the prior art.

[0007] To achieve the above-mentioned purpose, the utility model provides a portable folding structure, which comprises:

[0008] The frame structure comprises two groups of support assemblies hinged to each other, each support assembly comprises a first connecting seat, a second connecting seat, a connecting arm connecting the first connecting seat and the second connecting seat, and two support rods rotatably arranged on both sides of the second connecting seat, the two groups of support assemblies are hinged to each other through the first connecting seat and can rotate at the hinge, so that the frame structure can be switched between an unfolded position in which the two connecting arms are flush and a storage position in which the two connecting arms are folded against each other; in the unfolded position, the two support rods are rotated to be perpendicular to the connecting arm; in the storage position, the two support rods are rotated to be in contact with the connecting arm.

[0009] Two groups of leg structures corresponding to the two groups of support assemblies are provided, one end of the leg structure is hinged to the corresponding second connecting seat; in the unfolded position, the leg structure is rotated to be perpendicular to the corresponding connecting arm, and the frame structure is supported by the two groups of leg structures; in the storage position, the leg structure is rotated to be in contact with the corresponding connecting arm, and the storage is completed.

[0010] As a preferred mode, the leg structure comprises two brackets hinged to each other, one end of each bracket is hinged to the corresponding second connecting seat; in the unfolded position, the two brackets are rotated to be perpendicular to the corresponding connecting arm, and the two brackets are rotated along the hinge of the two brackets to form a triangular support with the mounting surface of the frame structure unfolded; in the storage position, the two brackets are rotated along the hinge to be folded, and the two brackets are rotated to be in contact with the corresponding connecting arm, and the storage is completed.

[0011] As a preferred mode, the leg structure further comprises a folding stay, the two brackets are hinged through the folding stay; the folding stay is hinged by two short ribs; one end of each short rib is hinged to the corresponding bracket, and the other end of each short rib is hinged to the other short rib; in the unfolded position, the two short ribs form a triangular support with the two brackets at an angle of 180 degrees; in the storage position, the two short ribs are in contact with the brackets.

[0012] As a preferred mode, the support assembly further comprises a middle support framework rotatably arranged at the first connecting seat; in the unfolded position, the middle support framework is rotated to be perpendicular to the connecting arm; in the storage position, the middle support framework is rotated to be in contact with the connecting arm.

[0013] As a preferred mode, the support assembly further comprises two side support frames, one end of the side support frame is hinged with the corresponding support rod, and the other end is detachably connected with the other end of the corresponding middle support frame; in the unfolded position, the side support frame is rotated to be perpendicular to the corresponding support rod and connected with the other end of the corresponding middle support frame; in the storage position, the other end of the side support frame is detached from the other end of the corresponding middle support frame, and at the same time, the side support frame is rotated to be attached to the connecting arm.

[0014] As a preferred mode, the other end of the side support frame is detachably connected with the other end of the corresponding middle support frame through a tee joint.

[0015] As a preferred mode, the bottom of the second connecting seat is provided with a first rotating shaft and a movable seat sleeved on the first rotating shaft, and one end of the two brackets is hinged with the first rotating shaft through the movable seat.

[0016] As a preferred mode, the bracket comprises a first sleeve, a second sleeve and a fixing member, the first sleeve is sleeved on the second sleeve, and the first sleeve and the second sleeve are fixed to each other through the fixing member; wherein the length of the bracket is adjusted by adjusting the fixed position of the first sleeve and the second sleeve.

[0017] As a preferred mode, the frame structure further comprises a second rotating shaft, and the two first connecting seats are hinged with each other through the second rotating shaft.

[0018] To achieve the above-mentioned purpose, the utility model further provides a portable folding shed, comprising:

[0019] The portable folding structure as described above;

[0020] A flexible support tarpaulin is sleeved on the two groups of support assemblies respectively; when the portable folding structure is in the unfolded position, the flexible support tarpaulin is opened by the two groups of support assemblies; when the portable folding structure is in the storage position, the flexible support tarpaulin is stored.

[0021] As described above, the portable folding structure and the portable folding shed disclosed by the utility model have the following beneficial effects:

[0022] The portable folding structure is folded by rotating along the hinge between each supporting leg structure and the corresponding second connecting seat, and after each supporting leg structure is attached to the corresponding connecting arm, two sets of supporting assemblies are rotated, and the two connecting arms are folded and abutted, at this time, the frame structure is in a storage position, the portable folding structure in this state is more convenient to store, and the folded structures are attached together, the space ratio is small, and the portable folding structure is convenient to carry.

[0023] The portable folding structure is folded by rotating along the hinge between each supporting leg structure and the corresponding second connecting seat, and after each supporting leg structure is attached to the corresponding connecting arm, two sets of supporting assemblies are rotated, and the two connecting arms are folded and abutted, at this time, the frame structure is in a storage position, the portable folding structure in this state is more convenient to store, and the folded structures are attached together, the space ratio is small, and the portable folding structure is convenient to carry.

[0024] In summary, the portable folding structure and the portable folding shed of the utility model realize stable structure after unfolding, compact space layout after folding and storage, and rapid opening and closing through the hinge between the supporting leg structure and the frame structure, have the advantages of simple structure, small storage space, convenience for carrying and folding convenience, solve the problems of slow opening and closing speed of the shed product, large space occupation after storage, and inconvenience for carrying, and the like. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A structure schematic view when the portable folding structure and the portable folding shed of the utility model are unfolded is shown.

[0026] Figure 2 Another angle structure schematic view when the portable folding structure and the portable folding shed of the utility model are unfolded is shown.

[0027] Figure 3 is shown as Figure 1 a partial enlarged view of the middle region A.

[0028] Figure 4 is shown as Figure 1 a partial enlarged view of the middle region B.

[0029] Figure 5 is shown as Figure 1 a partial enlarged view of the middle region C.

[0030] Figure 6 is shown as a structural schematic view of the portable folding structure and the portable folding shed in the storage state.

[0031] Figure 7 is shown as a structural schematic view of the portable folding structure and the portable folding shed in the unfolding process.

[0032] Figure 8 is shown as another structural schematic view of the portable folding structure and the portable folding shed in the unfolding process.

[0033] Element number explanation

[0034] 1 support assembly

[0035] 11 first connecting seat

[0036] 12 second connecting seat

[0037] 121 first rotating shaft

[0038] 122 movable seat

[0039] 13 connecting arm

[0040] 14 support rod

[0041] 15 middle support framework

[0042] 16 side support framework

[0043] 2 supporting leg structure

[0044] 21 support frame

[0045] 211 first sleeve

[0046] 212 second sleeve

[0047] 213 fixing member

[0048] 22 folding pull strip

[0049] 221 short rib

[0050] 3 three-way connector

[0051] 4 second rotation axis DETAILED DESCRIPTION

[0052] The above objectives are achieved by the present application as described below. Other advantages of the present application will be readily appreciated by those with ordinary skill in the art from the following description.

[0053] It should be noted that the structures, proportions, sizes, etc. shown in the drawings for the purpose of illustrating the embodiments of the present application are not intended to limit the present application, and are merely intended to help familiarize those skilled in the art with the content disclosed in the present application. Any modification of the structure, change of the proportion relationship, or adjustment of the size, which does not affect the effects and purposes that can be achieved by the present application, shall still fall within the scope of the technical content disclosed by the present application. The following detailed description should not be considered as limiting, and the scope of the embodiments of the present application is only limited by the claims of the published patent. The terms used herein are only for the purpose of describing specific embodiments, and are not intended to limit the present application. Spatially relative terms, such as "upper", "lower", "left", "right", "below", "under", "bottom", "top", and the like, can be used herein to facilitate the description of the relationship of one element or feature to another element or feature as shown in the drawings.

[0054] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing", "holding", and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0055] Furthermore, as used in this document, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises", "comprising", "includes" and / or "including" mean that the mentioned features, operations, elements, components, items, species, and / or groups are present, but do not exclude the presence or addition of one or more other features, operations, elements, components, items, species, and / or groups. The terms "or" and "and / or" used herein are interpreted as inclusive, or mean either one or any combination. Therefore, "A, B, or C" or "A, B, and / or C" means "any of the following: A; B; C; A and B; A and C; B and C; A, B, and C". This definition applies only when a combination of elements, functions, or operations are inherently mutually exclusive.

[0056] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following examples are combined with the drawings to further describe the technical scheme of the utility model examples in detail. It should be understood that the specific examples described herein are only used to explain the present application and are not used to limit the application.

[0057] As shown in Figures 1-5 The utility model provides a portable folding structure, including:

[0058] Frame structure, the frame structure includes two groups of support components 1 that hinge with each other, support component 1 includes first connecting seat 11, second connecting seat 12, connecting arm 13 that connects first connecting seat 11 and second connecting seat 12 and two support rods 14 that are rotationally arranged on the both sides of second connecting seat 12, two groups of support components 1 are hinged with each other through first connecting seat 11, and can rotate along the hinge, make the frame structure switch between the two connecting arms 13 flush deployment position and the storage position of two connecting arms 13 convergence abutment, under deployment position, two support rods 14 rotate to be perpendicular to connecting arm 13, under storage position, two support rods 14 rotate to be combined with connecting arm 13.

[0059] Two groups of support leg structures 2 are correspondingly arranged with two groups of support components 1, one end of support leg structure 2 is hinged with corresponding second connecting seat 12, under deployment position, rotate support leg structure 2 and corresponding connecting arm 13 is perpendicular, utilize two groups of support leg structures 2 and support frame structure, under storage position, rotate support leg structure 2 and corresponding connecting arm 13 is combined, complete storage.

[0060] In order to better introduce the portable folding structure of the utility model, the following specific application is combined to illustrate: the portable folding structure is folded, and is rotated along the hinge of each support leg structure 2 and the corresponding second connecting seat 12, so that each support leg structure 2 is attached to the corresponding connecting arm 13, then two sets of support assemblies 1 are rotated, and the two connecting arms 13 are folded and abutted; at this time, the frame structure is in a storage position; the portable folding structure in this state is more convenient to store, and the structures after folding are attached together, the space ratio is small, and the portable folding structure is convenient to carry. When the portable folding structure is unfolded, two sets of support assemblies 1 are rotated, so that the two connecting arms 13 are unfolded in parallel, two support rods 14 are rotated to be perpendicular to the connecting arms 13, at this time, the frame structure is in an unfolded position, each support leg structure 2 is rotated to be perpendicular to the corresponding connecting arm 13, so as to support the frame structure; the portable folding structure in this state is more convenient to bear load, and the structure is stable, so that the unfolding and storage process can be realized only by rotating the support leg structure 2 and the support assembly 1, the structure is simple, the operation is convenient, the opening and closing movement of the portable folding structure is more smooth and rapid, and the portable folding structure is very suitable for being used as the support of a sunshade, a camping tent and other outdoor products.

[0061] In the embodiment, as shown in Figures 1-3 The support leg structure 2 comprises two supports 21 hingedly connected to each other, and one end of each of the two supports 21 is hingedly connected to the corresponding second connecting seat 12; in the unfolded position, the two supports 21 are rotated so that the support leg structure 2 is perpendicular to the corresponding connecting arm 13, and the two supports 21 are rotated along the hinge to form a triangular support with the mounting surface of the frame structure; in the storage position, the two supports 21 are rotated along the hinge to be folded, and the two supports 21 are rotated to be attached to the corresponding connecting arm 13, and the storage is completed. In the unfolded position, the two supports 21 are rotated at the hinge and form a triangular support, so that the stability and load-bearing capacity of the portable folding structure in the unfolded state are enhanced. In the storage position, the two supports 21 can be easily folded by rotating along the hinge, so that the storage volume of the portable folding structure is greatly reduced, and the portable folding structure is more convenient to carry and store.

[0062] In the embodiment, as shown in Figure 1 , 2 , 4, the support leg structure 2 further comprises a folding stay 22, and the two supports 21 are hingedly connected by the folding stay 22; the folding stay 22 is hingedly connected by two short ribs 221; one end of each of the two short ribs 221 is hingedly connected to the two supports 21, and the other end of each of the two short ribs 221 is hingedly connected to each other; in the unfolded position, the two short ribs 221 form a 180-degree angle with the two supports 21 to form a triangular support; in the storage position, the two short ribs 221 are attached to the supports 21. The opening and folding of the two supports 21 are realized by the hinge connection of the two short ribs 221, and the operation is convenient.

[0063] In the embodiment, as shown in Figure 1 , 2 , 5, the support assembly 1 further comprises a middle support framework 15 rotatably arranged at the first connecting seat 11. In the unfolded position, the middle support framework 15 is rotated to be perpendicular to the connecting arm 13. In the storage position, the middle support framework 15 is rotated to be attached to the connecting arm 13. Two middle support frameworks 15 are rotatably arranged at the two first connecting seats 11. In the unfolded position, the two middle support frameworks 15 are rotated to be flush and perpendicular to the connecting arm 13. In the storage position, the two middle support frameworks 15 are rotated to be attached to the connecting arm 13. The unfolding or folding of the middle support framework 15 is achieved by rotation.

[0064] In the embodiment, as shown in Figure 1 , 2 , the support assembly 1 further comprises two side support frameworks 16. One end of the side support framework 16 is hingedly connected to the corresponding support rod 14, and the other end is detachably connected to the other end of the corresponding middle support framework 15. In the unfolded position, the side support framework 16 is rotated to be perpendicular to the corresponding support rod 14 and connected to the other end of the corresponding middle support framework 15. In the storage position, the other end of the side support framework 16 is detached from the other end of the corresponding middle support framework 15, and the side support framework 16 is rotated to be attached to the connecting arm 13. The other end of the side support framework 16 is detachably connected to the other end of the corresponding middle support framework 15 through a three-way connector 3. The three-way connector 3 has three interface ends, two of which are respectively inserted into the other end of the two side support frameworks 16 on the same side of the two support assemblies 1, and the other interface end is inserted into the other end of the corresponding middle support framework 15. In the unfolded position, the side support framework 16 and the middle support framework 15 are fixed by the three-way connector 3, so that the frame structure can stably bear the load. In the storage position, the three-way connector 3 is removed, and the middle support framework 15, the side support framework 16, and the support rod 14 are rotated to be attached to the connecting arm 13, achieving storage.

[0065] In the embodiment, as shown in Figure 3 , the bottom of the second connecting seat 12 is provided with a first rotating shaft 121 and a movable seat 122 sleeved on the first rotating shaft 121, and one end of the two brackets 21 is hingedly connected to the first rotating shaft 121 through the movable seat 122. The movable seat 122 is rotatably sleeved on the first rotating shaft 121, and the rotation of the movable seat 122 on the first rotating shaft 121 drives the two brackets 21 to rotate, so that they are stored at the connecting arm 13 or unfolded to form the support of the frame structure.

[0066] In the embodiment, as shown in Figure 1 ,2 As shown in the drawings, the support 21 comprises a first sleeve 211, a second sleeve 212 and a fixing member 213, the first sleeve 211 is sleeved on the second sleeve 212, and the first sleeve 211 and the second sleeve 212 are fixed to each other by the fixing member 213; wherein the length of the support 21 is adjusted by adjusting the fixed position of the first sleeve 211 and the second sleeve 212. The pipe diameter of the first sleeve 211 is larger than that of the second sleeve 212, the second sleeve 212 is inserted into the first sleeve 211 and is fixed by the fixing member 213, and the length of the support 21 can be conveniently adjusted by adjusting the insertion depth of the second sleeve 212 in the first sleeve 211, so as to realize the adjustment of the supporting height of the portable folding structure, the first sleeve 211 and the second sleeve 212 are fixed to each other by the fixing member 213, and the stability of the support 21 after adjustment is ensured, and shaking or instability caused by length change is prevented.

[0067] In the embodiment, as shown in the drawings, Figure 5 The frame structure further comprises a second rotating shaft 4, and the two first connecting seats 11 are hingedly connected to each other through the second rotating shaft 4. The two first connecting seats 11 are driven to rotate through the second rotating shaft 4.

[0068] In order to solve the above problems, as shown in the drawings, Figures 1-8 The utility model also provides a portable folding shed, which comprises:

[0069] The portable folding structure as described above;

[0070] Flexible support tarpaulin, the flexible support tarpaulin is respectively sleeved on two groups of the support assembly 1;When the portable folding structure is in the unfolded position, the flexible support tarpaulin is opened by two groups of the support assembly 1;When the portable folding structure is in the storage position, the flexible support tarpaulin is stored.

[0071] In order to better introduce the portable folding shed of the utility model, the following specific application will be combined to explain: when the portable folding shed is used, as shown in the drawings, Figure 7 、 8 The portable folding structure is unfolded, the flexible support tarpaulin is opened by two groups of the support assembly 1, and the required shielding space is formed. As shown in the drawings, Figure 6As shown, the portable folding shed is folded when stored, and the flexible support canopy is also folded in it, meeting the storage requirements, and the folded structure is very compact, the required storage space is very small, and it is convenient to carry. At the same time, by the hinge between the support leg structure 2 and the frame structure, the portable folding shed is unfolded and stored, the structure is simple, the opening and closing speed of the sunshade is improved, the sunshade is more convenient to carry, the problems of slow opening and closing steps of the shed product, large space occupation after storage and not easy to carry are solved, so that the user can more easily carry it in the car, backpack or other limited space, and the use experience of the user is enhanced.

[0072] In summary, the portable folding structure and the portable folding shed have the following advantages:

[0073] (1) Save storage space: when stored, each structure is tightly connected at the connecting arm 13, which can be folded into a more compact shape, greatly reducing the storage space and being more convenient to carry and store.

[0074] (2) Stable support: the two supports 21 rotate at the hinge and form a triangular support, enhancing the stability and load capacity of the support leg structure 2.

[0075] (3) Adjustable support height: by adjusting the fixed position of the first sleeve 211 and the second sleeve 212, the support height is adjusted to meet the needs of different users.

[0076] (4) Symmetrical layout: the symmetrical layout of the support leg structure 2 and the support assembly 1 not only looks good, but also helps to save storage space and improve space utilization efficiency.

[0077] (5) Fast opening and closing speed: by the hinge between the support leg structure 2 and the frame structure, the rapid unfolding and storage are realized, the operation is convenient, and the practicability is improved.

[0078] (6) Easy to operate and simple structure: only by the hinge between the support leg structure 2 and the frame structure, the unfolding and storage are realized, without the need to increase complex components.

[0079] Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

[0080] The above embodiments only exemplarily illustrate the principles and effects of the utility model, and are not used to limit the utility model. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A portable folding structure, characterised in that, The utility model relates to a frame structure, which comprises two groups of support assemblies (1) hingedly connected to each other, each support assembly (1) comprising a first connecting seat (11), a second connecting seat (12), a connecting arm (13) connecting the first connecting seat (11) and the second connecting seat (12), and two support rods (14) rotatably arranged on both sides of the second connecting seat (12), the two groups of support assemblies (1) being hingedly connected to each other at the first connecting seat (11) and being rotatable along the hinge, so that the frame structure can be switched between an unfolded position in which the two connecting arms (13) are flush and a storage position in which the two connecting arms (13) are folded against each other. In the unfolded position, the two support rods (14) are rotated to be perpendicular to the connecting arm (13); in the storage position, the two support rods (14) are rotated to be flush with the connecting arm (13). Two groups of leg structures (2) are arranged corresponding to the two groups of support assemblies (1), one end of each leg structure (2) being hingedly connected to the corresponding second connecting seat (12); in the unfolded position, the leg structure (2) is rotated to be perpendicular to the corresponding connecting arm (13), and the frame structure is supported by the two groups of leg structures (2); in the storage position, the leg structure (2) is rotated to be flush with the corresponding connecting arm (13), and the storage is completed. The leg structure (2) comprises two brackets (21) hingedly connected to each other, one end of each bracket (21) being hingedly connected to the corresponding second connecting seat (12); in the unfolded position, the two brackets (21) are rotated to be perpendicular to the corresponding connecting arm (13), and the leg structure (2) is rotated along the hinge of the two brackets (21), so that the two brackets (21) form a triangular support with the mounting surface of the frame structure unfolded; in the storage position, the two brackets (21) are rotated along the hinge to be folded, and the two brackets (21) are rotated to be flush with the corresponding connecting arm (13), and the storage is completed.

2. The portable folding structure of claim 1, wherein, The leg structure (2) further comprises a folding stay (22) hingedly connecting the two brackets (21); the folding stay (22) is formed by two short ribs (221) hingedly connected to each other; one end of each short rib (221) is hingedly connected to the corresponding bracket (21), and the other end of each short rib (221) is hingedly connected to the other short rib (221); in the unfolded position, the two short ribs (221) form a triangular support with the two brackets (21) at an angle of 180 degrees; in the storage position, the two short ribs (221) are flush with the brackets (21).

3. The portable folding structure of claim 2, wherein, The support assembly (1) further comprises a middle support framework (15) rotatably arranged at the middle of the first connecting seat (11); in the unfolded position, the middle support framework (15) is rotated to be perpendicular to the connecting arm (13); in the storage position, the middle support framework (15) is rotated to be flush with the connecting arm (13).

4. The portable folding structure of claim 1, wherein, The support assembly (1) further comprises two side support frameworks (16), one end of each side support framework (16) being hingedly connected to the corresponding support rod (14), and the other end of each side support framework (16) being detachably connected to the other end of the corresponding middle support framework (15).

5. The portable folding structure of claim 4, wherein, ​ In the unfolded position, the side support frame (16) is rotated to be perpendicular to the corresponding support rod (14) and connected to the other end of the corresponding middle support frame (15); in the storage position, the other end of the side support frame (16) is disconnected from the other end of the corresponding middle support frame (15), and at the same time, the side support frame (16) is rotated to be attached to the connecting arm (13).

6. The portable folding structure of claim 5, wherein, The other end of the side support frame (16) is detachably connected to the other end of the corresponding middle support frame (15) through a three-way connector (3).

7. The portable folding structure of claim 2, wherein, The bottom of the second connecting seat (12) is provided with a first rotating shaft (121) and a movable seat (122) sleeved on the first rotating shaft (121), and one end of the two supports (21) is respectively hinged to the first rotating shaft (121) through the movable seat (122).

8. The portable folding structure of claim 2, wherein, The support (21) comprises a first sleeve (211), a second sleeve (212) and a fixing member (213), the first sleeve (211) is sleeved on the second sleeve (212), and the first sleeve (211) and the second sleeve (212) are fixed to each other through the fixing member (213); wherein the length of the support (21) is adjusted by adjusting the fixed position of the first sleeve (211) and the second sleeve (212).

9. The portable folding structure of claim 1, wherein, The frame structure further comprises a second rotating shaft (4), and the two first connecting seats (11) are hinged to each other through the second rotating shaft (4).

10. A portable folding shelter characterised in that, Comprise: The portable folding structure according to any one of claims 1 to 9; Flexible support tarpaulin, the flexible support tarpaulin is respectively sleeved on two groups of the support assembly (1); when the portable folding structure is in the unfolded position, the flexible support tarpaulin is supported by two groups of the support assembly (1); When the portable folding structure is in the storage position, the flexible support tarpaulin is stored.

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