CN112826260A

CN112826260A - Multifunctional folding chair

Info

Publication number: CN112826260A
Application number: CN202110176465.2A
Authority: CN
Inventors: 周晓峰
Original assignee: Foshan Shijing Tourism Products Co ltd
Current assignee: Foshan Shijing Tourism Products Co ltd
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-05-25

Abstract

The invention discloses a multifunctional folding chair.A chair cover is sleeved on a bracket; the support comprises two foldable support bodies and two telescopic deformable chair legs which are symmetrically distributed from left to right, and the bottom of each foldable support body is provided with the telescopic deformable chair leg; the flexible deformation chair foot includes flexible subassembly and arc supporting component, and flexible subassembly includes the state of three kinds of different length at least, divide into first length state, second length state and third length state according to the short to long in proper order of length, and the arc supporting component includes fold condition, type of falling V holding state and arc holding state, and flexible end of flexible subassembly articulates in collapsible bracket body, and another flexible end articulates in arc supporting component. Multifunctional folding chair has improved the convenience of folding chair when using through the switching of arc support state and the type of falling V support state, when outdoor, only needs to carry a folding chair just can be according to the function of the environment change folding chair of use, has improved user's use and has experienced.

Description

Multifunctional folding chair

Technical Field

The invention relates to the technical field of travel products, in particular to a multifunctional folding chair.

Background

The folding chair is portable in structure, can be stacked, is convenient to move and store, is loved by people, and can be widely applied to daily life from camping and fishing in the open air. The construction of folding chairs is also constantly being improved from the original simple campstool to today's seat series with armrests and backrests. The comfort and the safety are greatly improved.

When camping or fishing in the open air, a user wants the folding chair to be stable and not to swing; when the user lives or relaxes, the user hopes that the folding chair can have the swinging function, and the entertainment atmosphere is added. However, the existing folding chair cannot simultaneously satisfy the multiple use environments, so that a user needs to select a folding chair suitable for the current use environment in different use environments, which results in great reduction in the use convenience of the folding chair and brings troubles to the user.

Disclosure of Invention

In view of the above drawbacks, the invention provides a multifunctional folding chair, which improves the convenience of the folding chair in use by switching between an arc-shaped supporting state and an inverted V-shaped supporting state, and can be changed according to the use environment by only carrying one folding chair outdoors, thereby improving the use experience of users.

In order to achieve the purpose, the invention adopts the following technical scheme: a multifunctional folding chair comprises a bracket and a chair cover, wherein the chair cover is sleeved on the bracket;

the support comprises two foldable support bodies and two telescopic deformable chair legs which are symmetrically distributed from left to right, and the bottom of each foldable support body is provided with the telescopic deformable chair leg;

the telescopic deformation chair leg comprises a telescopic component and an arc-shaped supporting component, wherein the telescopic component at least comprises three states with different lengths, and the states are sequentially divided into a first length state, a second length state and a third length state according to the length from short to long, the arc-shaped supporting component comprises a folding state, an inverted V-shaped supporting state and an arc-shaped supporting state, one telescopic end of the telescopic component is hinged to the foldable support body, and the other telescopic end of the telescopic component is hinged to the arc-shaped supporting component;

the telescopic component is used for controlling the switching of the folding state, the inverted V-shaped supporting state and the arc-shaped supporting state of the arc-shaped supporting component, and when the telescopic component is in a first length state, the arc-shaped supporting component is in the folding state; when the telescopic assembly is in a second length state, the arc-shaped supporting assembly is in an inverted V-shaped supporting state, and the front end and the rear end of the arc-shaped supporting assembly are grounding ends; when the telescopic assembly is in a third length state, the arc-shaped supporting assembly is in an arc-shaped supporting state, and the front end and the rear end of the arc-shaped supporting assembly are lift-off tilting ends.

For example, the foldable stand body comprises a front support rod and a rear support rod, and the upper ends of the front support rod and the rear support rod are hinged with each other;

the telescopic assembly comprises a telescopic rod assembly and a fixed lock catch, the telescopic rod assembly comprises an upper rod and a lower rod, the upper end of the lower rod is connected with the lower end of the upper rod in a sliding mode, the fixed lock catch is fixedly sleeved outside the lower end of the upper rod, and the fixed lock catch is used for fixing the upper rod and the lower rod;

the upper end of the upper rod is hinged with the rear supporting rod.

It is worth mentioning that the arc support assembly comprises a front arc support foot and a rear arc support foot;

the rear end of the front arc-shaped supporting leg, the front end of the rear arc-shaped supporting leg and the lower end of the lower rod are hinged with each other through a three-head hinge part;

the lower end of the front supporting rod is hinged with the front end of the front arc-shaped supporting foot, and the lower end of the rear supporting rod is hinged with the rear end of the rear arc-shaped supporting foot.

Optionally, the lower rod is provided with a fixing hole;

the fixed lock catch comprises a base and a lock catch shifting piece, and one end of the lock catch shifting piece is hinged with the base;

the base is fixedly sleeved outside the lower end of the upper rod, and the other end of the lock catch shifting piece extends downwards and is provided with a fixing bulge corresponding to the fixing hole of the lower rod.

Specifically, the fixed lock catch further comprises an elastic mechanism, the elastic mechanism is arranged between one end of the lock catch shifting piece and the inner surface of the base, and the elastic mechanism is used for resetting the lock catch shifting piece.

Preferably, the foldable support body further comprises a backrest support rod, and the backrest support rod is used for supporting a backrest of the chair cover;

the lower end of the backrest support rod is hinged with the lower end of the front support rod, and the middle of the backrest support rod is hinged with the middle of the rear support rod.

For example, the foldable support body further comprises a seat surface support rod, and the seat surface support rod is used for supporting a seat surface of the seat cover;

one end of the seat face supporting rod is hinged to the middle of the front supporting rod, the other end of the seat face supporting rod is hinged to a sliding sleeve, and the sliding sleeve is slidably sleeved outside the backrest supporting rod.

Illustratively, the bracket further comprises a front cross bar assembly;

the front cross rod assembly is arranged between the front supporting rods of the left foldable supporting body and the right foldable supporting body and is hinged with the corresponding front supporting rod.

Optionally, the bracket further comprises a rear cross bar assembly;

the back cross rod assembly is arranged between the left back supporting rod and the right back supporting rod of the supporting body, the two lower ends of the back cross rod assembly are hinged to the corresponding back supporting rods respectively, and the two upper ends of the cross rods are hinged to the corresponding back supporting rods respectively.

Specifically, the front support rod is a telescopic rod assembly structure which can be extended and retracted along the length direction of the front support rod.

The invention has the beneficial effects that: when a user wants the folding chair to have a swinging function, the multifunctional folding chair can switch the arc-shaped supporting component into a swinging structure in an arc-shaped supporting state through the telescopic deformation chair legs; when a user wants that the folding chair can be stabilized and does not swing, the arc-shaped supporting component can be switched into a stable structure in an inverted V-shaped supporting state through the telescopic deformation chair legs; the foldable support body and the telescopic deformable chair legs are folded, so that the foldable chair can be folded and stored. The structure improves the convenience of the folding chair when in use, and the function of the folding chair can be changed according to the use environment only by carrying one folding chair when in the open air, thereby improving the use experience of users.

Drawings

FIG. 1 is a schematic unfolded configuration of a folding chair according to an exemplary embodiment of the present invention;

FIG. 2 is a rear view of the multi-function folding chair of one embodiment of the present invention after folding;

FIG. 3 is a schematic structural view of a retractable chair leg for swinging according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a retractable chair leg with a function of stability and no swinging according to an embodiment of the present invention;

FIG. 5 is a schematic view of a folded retractable chair leg according to an embodiment of the present invention;

fig. 6 is a partial structural schematic view of a retractable chair leg for achieving a stable and non-swinging function in an embodiment of the present invention.

Wherein: 1 a foldable support body; 11 front support bar; 12 rear support rods; 13 a backrest support bar; 14 seat surface support bars; 141 a sliding sleeve member; 2, telescopic deformation chair legs; 21 a telescopic rod assembly; 211, putting the rod; 212 lower rod; 213 fixing holes; 22 fixing the lock catch; a 221 base; 222 a latch paddle; 223 fixing the projection; 224 an elastic mechanism; 23 front arc supporting legs; 24 rear arc support legs; 25 a three-head hinge; 3 a front crossbar assembly; 4 a rear crossbar assembly; 5 a chair cover.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The multifunctional folding chair of the embodiment of the invention is described below with reference to fig. 1 to 6, and comprises a support and a chair cover 5, wherein the chair cover 5 is sleeved on the support;

the support comprises two foldable support bodies 1 and two telescopic deformable chair legs 2 which are symmetrically distributed from left to right, and the bottom of each foldable support body 1 is provided with the telescopic deformable chair leg 2;

the telescopic deformation chair leg 2 comprises a telescopic component and an arc-shaped supporting component, wherein the telescopic component at least comprises three states with different lengths, and the states are sequentially divided into a first length state, a second length state and a third length state according to the length, the arc-shaped supporting component comprises a folding state, an inverted V-shaped supporting state and an arc-shaped supporting state, one telescopic end of the telescopic component is hinged to the foldable support body 1, and the other telescopic end of the telescopic component is hinged to the arc-shaped supporting component;

When a user wants the folding chair to have a swinging function, the multifunctional folding chair can switch the arc-shaped supporting component into a swinging structure in an arc-shaped supporting state through the telescopic deformation chair legs 2; when a user wants the folding chair to be stable and not to swing, the arc-shaped supporting component can be switched into a stable structure in an inverted V-shaped supporting state through the telescopic deformation chair legs 2; the folding support body 1 and the telescopic deformation chair legs 2 are folded, and the folding chair can be folded and stored. The structure improves the convenience of the folding chair when in use, and the function of the folding chair can be changed according to the use environment only by carrying one folding chair when in the open air, thereby improving the use experience of users.

In some embodiments, as shown in fig. 3-5, the foldable stand body 1 comprises a front support bar 11 and a rear support bar 12, wherein the upper end of the front support bar 11 and the upper end of the rear support bar 12 are hinged with each other;

the telescopic assembly comprises a telescopic rod assembly 21 and a fixed lock catch 22, the telescopic rod assembly 21 comprises an upper rod 211 and a lower rod 212, the upper end of the lower rod 212 is slidably connected with the lower end of the upper rod 211, the fixed lock catch 22 is fixedly sleeved outside the lower end of the upper rod 211, and the fixed lock catch 22 is used for fixing the upper rod 211 and the lower rod 212;

the upper end of the upper bar 211 is hinged to the rear support bar 12.

When the folding type foldable support is stored, a user pushes the front support rod 11 and the rear support rod 12, the lower rod 212 slides upwards relative to the upper rod 211, the telescopic assembly is shortened, a first length state is formed, and therefore the arc-shaped support assembly is switched to a folding state.

When the function of stabilizing and not swinging is realized, the lower rod 212 slides upwards relative to the upper rod 211, the telescopic assembly is shortened, and a second length state is formed, so that the front end and the rear end of the arc-shaped supporting assembly are grounded, and the inverted V-shaped supporting state is switched.

When the swing function is realized, the lower rod 212 slides downwards relative to the upper rod 211, the telescopic assembly extends to form a third length state, and the telescopic assembly can be kept in the third length state through the fixed lock catch 22, so that the front end and the rear end of the arc-shaped supporting assembly are kept lifted up and switched to the arc-shaped supporting state.

For example, the arc support assembly includes a front arc support foot 23 and a rear arc support foot 24;

the rear end of the front arc-shaped supporting leg 23, the front end of the rear arc-shaped supporting leg 24 and the lower end of the lower rod 212 are hinged with each other through a three-head hinge part 25;

the lower end of the front supporting rod 11 is hinged with the front end of the front arc-shaped supporting leg 23, and the lower end of the rear supporting rod 12 is hinged with the rear end of the rear arc-shaped supporting leg 24.

When the telescopic assembly is stored, a user pushes the front support rod 11 and the rear support rod 12 to enable the front support rod and the rear support rod to be close to each other, the lower rod 212 slides upwards relative to the upper rod 211, and the telescopic assembly is switched to a first length state; the front supporting rod 11 drives the front arc supporting leg 23 to act, so that the rear end of the front arc supporting leg 23 rotates anticlockwise around the three-head hinge part 25, and the storage and folding are completed; the rear support rod 12 drives the rear arc-shaped support leg 24 to act, so that the front end of the front arc-shaped support leg 23 rotates clockwise around the three-head hinge part 25, and the storage and folding are completed.

When the function of stable and non-swinging is realized, the lower rod 212 slides upwards relative to the upper rod 211, and the telescopic assembly is switched to a second length state; the lower rod 212 pulls the rear end of the front arc-shaped supporting leg 23 and the front end of the rear arc-shaped supporting leg 24 to move upwards through the three-head hinge part 25; on one hand, the front end of the front arc-shaped supporting leg 23 is hinged with the lower end of the front supporting rod 11, so that the upward movement of the front end of the front arc-shaped supporting leg 23 is limited, the front end of the front arc-shaped supporting leg 23 can rotate around the lower end of the front supporting rod 11, the front arc-shaped supporting leg 23 forms a structure with a high rear end and a low front end, and the front end of the front arc-shaped supporting leg 23 protrudes downwards to form a front half-supporting structure; on the other hand, the rear end of the rear arc-shaped supporting leg 24 is hinged to the lower end of the rear supporting rod 12, so that the upward movement of the rear end of the rear arc-shaped supporting leg 24 is limited, the rear end of the rear arc-shaped supporting leg 24 can rotate around the lower end of the rear supporting rod 12, the rear arc-shaped supporting leg 24 forms a structure with a high front end and a low rear end, and the rear end of the rear arc-shaped supporting leg 24 protrudes downwards to form a rear half supporting structure; the front half supporting structure and the rear half supporting structure jointly form an inverted V-shaped stable structure.

When the swing function is realized, the lower rod 212 slides downwards relative to the upper rod 211, and the telescopic assembly is switched to a third length state; the lower rod 212 pushes the rear end of the front arc-shaped supporting leg 23 and the front end of the rear arc-shaped supporting leg 24 to move downwards through the three-head hinge 25; on one hand, the front end of the front arc-shaped supporting leg 23 is hinged with the lower end of the front supporting rod 11, so that the downward movement of the front end of the front arc-shaped supporting leg 23 is limited, the front end of the front arc-shaped supporting leg 23 can rotate around the lower end of the front supporting rod 11, and the front arc-shaped supporting leg 23 forms a front half-arc swinging structure with a lower rear end and a higher front end; on the other hand, the rear end of the rear arc-shaped supporting leg 24 is hinged with the lower end of the rear supporting rod 12, so that the downward movement of the rear end of the rear arc-shaped supporting leg 24 is limited, the rear end of the rear arc-shaped supporting leg 24 can rotate around the lower end of the rear supporting rod 12, and the rear arc-shaped supporting leg 24 forms a rear half arc-shaped swinging structure with a low front end and a high rear end; the front half arc swing structure and the rear half arc swing structure jointly form an arc swing structure.

The front ends of the front arc-shaped supporting legs 23 and the rear ends of the rear arc-shaped supporting legs 24 are provided with anti-skid sleeve heads. When the function of stabilizing and not swinging is realized, the front end of the front arc-shaped supporting leg 23 and the rear end of the rear arc-shaped supporting leg 24 are both protruded downwards, at the moment, the anti-slip sleeve head is contacted with the ground, and the folding chair is not easy to slip due to the effect of the anti-slip sleeve head.

It is noted that, as shown in fig. 6, the lower rod 212 is provided with a fixing hole 213;

the fixed lock catch 22 comprises a base 221 and a lock catch shifting piece 222, wherein one end of the lock catch shifting piece 222 is hinged with the base 221;

the base 221 is fixedly sleeved outside the lower end of the upper rod 211, and the other end of the lock catch shifting piece 222 extends downwards and is provided with a fixing protrusion 223 corresponding to the fixing hole 213 of the lower rod 212.

When the lower rod 212 needs to be extended, the lock catch shifting piece 222 is shifted, the fixing protrusion 223 leaves the fixing hole 213, and the lower rod 212 is released from the limit, i.e., can perform the extension and retraction movement. After the stretching is finished, the lock catch shifting piece 222 limits the movement of the lower rod 212 through the fixing protrusion 223, so that the lower rod 212 and the upper rod 211 are fixed, and the accident that the chair leg is suddenly contracted when a user uses the chair leg cannot occur.

Optionally, the fixed lock 22 further includes an elastic mechanism 224, the elastic mechanism 224 is disposed between one end of the lock pick 222 and the inner surface of the base 221, and the elastic mechanism 224 is used for resetting the lock pick 222.

The resilient means 224 is preferably a spring. After the stretching is finished and the lock catch shifting piece 222 is released, the elastic mechanism 224 enables the lock catch shifting piece 222 to rebound, namely, the fixing protrusion 223 can be embedded into the fixing hole 213, so that the movement of the lower rod 212 is limited, and the lower rod 212 and the upper rod 211 are kept fixed. The elastic mechanism 224 is added, so that the folding chair is more convenient to adjust.

Specifically, the foldable support body 1 further comprises a backrest support rod 13, and the backrest support rod 13 is used for supporting a backrest of the chair cover 5;

the lower end of the backrest support rod 13 is hinged with the lower end of the front support rod 11, and the middle of the backrest support rod 13 is hinged with the middle of the rear support rod 12.

The back bracing piece 13 will the lower extreme of preceding bracing piece 11 with the middle part of back bracing piece 12 is connected, when accomodating foldingly, only need promote back bracing piece 13 can with preceding bracing piece 11 and back bracing piece 12 are drawn close, realize folding function.

Preferably, the foldable support body 1 further comprises a seat surface support rod 14, and the seat surface support rod 14 is used for supporting the seat surface of the seat cover 5;

one end of the seat surface support rod 14 is hinged to the middle of the front support rod 11, the other end of the seat surface support rod 14 is hinged to a sliding sleeve member 141, and the sliding sleeve member 141 is slidably sleeved outside the backrest support rod 13.

When the folding chair is stored, the backrest support rod 13 is pushed, and when the seat surface support rod 14 is folded, the seat surface support rod 14 passes through the sliding sleeve member 141, the backrest support rod 13 slides downwards, so that the front support rod 11 and the rear support rod 12 can be driven to be drawn close, and the folding chair is folded conveniently and quickly.

For example, the bracket further comprises a front cross bar assembly 3;

the front cross rod assembly 3 is arranged between the front support rods 11 of the left foldable support body 1 and the right foldable support body 1 and is hinged with the corresponding front support rods 11.

The front cross bar assembly 3 is used for supporting the front support bar 11, so that the front end of the folding chair is more stable when the folding chair is unfolded, and a user is not easy to collapse when sitting on the seat. When the front cross bar assembly 3 is stored, the front cross bar assembly follows the action of the front support bar 11 to complete the storage. The front cross rod assembly 3 is an X-shaped scissor-type structure consisting of two straight rods hinged to the middle.

It is worth noting that, as shown in fig. 2, the support also comprises a rear cross bar assembly 4;

the back cross rod assembly 4 is arranged between the left back supporting rod 12 and the right back supporting rod 12 of the supporting body, the two lower ends of the back cross rod assembly 4 are hinged to the corresponding back supporting rods 12 respectively, and the two upper ends of the cross rods are hinged to the corresponding backrest supporting rods 13 respectively.

The back cross bar assembly 4 is used to support the back support bar 12 and the back support bar 13, when the folding chair is unfolded, the back end of the folding chair is more stable, and the user is not easy to collapse when sitting down and leaning back on the back. When the back cross bar assembly 4 is stored, the back support bar 12 and the backrest support bar 13 are moved to complete the storage. The rear cross rod assembly 4 is an X-shaped scissor-type structure consisting of two straight rods hinged at the middle part.

Optionally, the front support bar 11 is a telescopic bar assembly structure that extends and retracts along its own length.

By adjusting the length of the front support rod 11, the inclination degree of the backrest support rod 13 relative to the seat surface support rod 14 can be adjusted, so that the use experience of a user is improved.

The rear supporting rod 12 is of an arc-shaped structure, a handrail sleeve is arranged at the upper end of the rear supporting rod 12, and the rear supporting rod 12 is hinged with the front supporting rod 11 through a plastic cambered surface hinged portion. The user can more comfortably put the arm on the rear support rod 12 with the arc structure when having a rest. The armrest sleeve prevents the arm from directly contacting the rear support bar 12 and prevents the user from being scratched by the rear support bar 12. The smooth surface of the plastic cambered surface hinge part can prevent a user from being scratched.

Another embodiment of the present invention is: the arc supporting component is of a three-section structure and comprises a first supporting rod, a second supporting rod and a third supporting rod, the second supporting rod is of an arc structure and is connected with the other telescopic end of the telescopic component, the first supporting rod is hinged to the front end of the second supporting rod, and the third supporting rod is hinged to the rear end of the second supporting rod. When the telescopic assembly is in a first length state, the first supporting rod rotates around a hinge point of the first supporting rod and the second supporting rod to be folded, and the third supporting rod rotates around a hinge point of the third supporting rod and the second supporting rod to be folded; when the telescopic assembly is in a second length state, the first support rod rotates around a hinge point of the first support rod and the second support rod, the front end of the first support rod is in contact with the ground, the third support rod rotates around a hinge point of the third support rod and the second support rod, the rear end of the third support rod is in contact with the ground, the front end of the first support rod and the rear end of the third support rod jointly support the second support rod of the telescopic assembly and the arc-shaped support assembly, and the first support rod, the second support rod and the third support rod jointly form an inverted V-shaped stable structure; work as when flexible subassembly is in third length state, first bracing piece around its self with the pin joint of second bracing piece rotates, the liftoff perk of front end of first bracing piece, the third bracing piece around its self with the pin joint of second bracing piece rotates, the liftoff perk of rear end of third bracing piece, the arc structure the second bracing piece contacts with ground, first bracing piece, second bracing piece and third bracing piece have constituted the arc jointly and have swayd the structure.

Other constructions and operations of a multipurpose folding chair according to embodiments of the invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A multifunctional folding chair comprises a bracket and a chair cover, wherein the chair cover is sleeved on the bracket; the method is characterized in that:

2. The multifunctional folding chair of claim 1, wherein: the foldable support body comprises a front support rod and a rear support rod, and the upper end of the front support rod and the upper end of the rear support rod are hinged with each other;

the upper end of the upper rod is hinged with the rear supporting rod.

3. A multi-functional folding chair as claimed in claim 2, wherein: the arc-shaped supporting assembly comprises a front arc-shaped supporting leg and a rear arc-shaped supporting leg;

4. A multi-functional folding chair as claimed in claim 3, wherein: the lower rod is provided with a fixing hole;

5. The multifunctional folding chair of claim 4, wherein: the fixed lock catch further comprises an elastic mechanism, the elastic mechanism is arranged between one end of the lock catch shifting piece and the inner surface of the base, and the elastic mechanism is used for resetting the lock catch shifting piece.

6. The multifunctional folding chair of claim 5, wherein: the foldable support body also comprises a backrest support rod, and the backrest support rod is used for supporting a backrest of the chair cover;

7. The multifunctional folding chair of claim 6, wherein: the foldable support body also comprises a seat surface supporting rod, and the seat surface supporting rod is used for supporting the seat surface of the seat cover;

8. The multifunctional folding chair of claim 7, wherein: the bracket further comprises a front cross bar assembly;

9. The multi-functional folding chair of claim 8, wherein: the bracket further comprises a rear cross bar assembly;

10. The multi-functional folding chair of claim 9, wherein: the front support rod is a telescopic rod component structure which can stretch out and draw back along the length direction of the front support rod.