CN221635352U - Folding deck chair with guiding mechanism - Google Patents

Abstract

The utility model discloses a folding deck chair with a guide mechanism, which comprises a backrest part, a seat part and a footrest part, wherein the back part of the backrest part is provided with supporting feet which are matched with a folding brace rod, the other end of the folding brace rod is used for being hinged and matched with a linkage rod, and the other end of the linkage rod is matched and installed with the seat part; still include guiding mechanism, guiding mechanism includes guide bar and guide piece, and guide bar one end is used for articulated cooperation with back portion, and the other end is the free end, is provided with the guide spout in the guide bar, and the guide piece can follow the guide spout and remove, guide piece one end and supporting legs cooperation installation. According to the utility model, the guide mechanism is optimally added, so that the support legs can form guide support after the folding chair is laid down, and the stability and reliability of support leg support are improved; the supporting legs are driven by the folding supporting rods to move in combination with the guide of the guide mechanism, so that the automatic floor support of the supporting legs can be improved, and the use convenience and safety are improved.

Description

Folding reclining chair with guiding mechanism

Technical Field

The utility model relates to the technical field of folding chairs, in particular to a folding reclining chair with a guiding mechanism.

Background Art

There are many types of existing folding chairs, most of which are used indoors. Their main advantage is that they greatly save space and are easy to store. The existing folding chairs are mainly composed of a bracket, a surface frame and a cloth. After unfolding, they can be used for users to rest. They can be used for people to sit or lie down. Although the existing folding chairs can provide a larger lying size, they still cannot achieve a lying effect. For this reason, as announced in the announcement number CN215076900U, a folding flat chair is disclosed, including a seat frame, a chair leg and a chair back; the seat frame is hinged to the chair back, and the seat frame is connected to the chair leg; a hinge block 1 is connected between the seat frame and the chair back, and a fixing device is connected to the middle of the hinge block 1 to fix the position of the seat frame and the chair back.

However, the above-mentioned product is an early research and development product of the applicant. With the wide application of the product in the market, it has received user feedback from many customers. The core technical defect is that during the use of the above-mentioned recliner, when the user needs to lie it flat, the user is likely to forget to open the support frame and directly use the recliner flat, which makes it easy for the user to fall over, resulting in certain safety hazards.

Utility Model Content

In view of the above problems, the utility model aims to provide a folding recliner with a guide mechanism, which optimizes and adds the guide mechanism so that the supporting legs can form a guide support after the folding chair is laid flat, thereby improving the stability and reliability of the supporting legs.

The technical problem solved by the present invention can be achieved by adopting the following technical solutions:

The folding recliner with a guiding mechanism comprises a backrest portion, a seat portion and a footrest portion, the back portion of the backrest portion being provided with a supporting foot, the supporting foot being matched with a folding support rod, the other end of the folding support rod being used for hinged cooperation with a linkage rod, and the other end of the linkage rod being installed in cooperation with the seat portion; the folding recliner also comprises a guiding mechanism comprising a guiding rod and a guiding member, one end of the guiding rod being used for hinged cooperation with the backrest portion, and the other end being a free end, a guiding slot being provided in the guiding rod, the guiding member being able to move along the guiding slot, and one end of the guiding member being installed in cooperation with the supporting foot; when the backrest portion is turned from an upright state to a lying state, the supporting foot is supported by the folding support rod, the supporting foot moves along the guiding slot through the guiding member, and the angle between the supporting foot and the backrest portion is gradually increased; when the backrest portion is turned from a lying state to an upright state, the supporting foot is pulled by the folding support rod, the supporting foot moves along the guiding slot through the guiding member, and the angle between the supporting foot and the backrest portion is gradually reduced.

The hinged part between the support foot and the backrest is located above the hinged part between the guide rod and the backrest.

The hinged joint between the retracting support rod and the support foot is located at the upper part of the installation place of the guide member and the support foot.

The guide member comprises a guide shaft body, one end of which is fixedly mounted on the support foot, and the other end of which extends outward and passes through the guide slide groove. The guide shaft body can reciprocate along the guide slide groove as driven by the support foot.

The guide slot is divided into a starting end and an ending end. When the guide shaft is located at the starting end, the backrest is in an upright state, and the supporting feet are vertically suspended at the rear of the backrest; when the guide shaft is driven by the supporting feet and moves to the ending end, the backrest is in a lying state, and the bottom ends of the supporting feet are in contact with the ground.

The guide rod includes a curved rod portion and a straight rod portion, the guide slot is located on the straight rod portion, a guide rod docking hole is provided at the end of the curved rod portion, a guide rod hinge hole is provided on the backrest portion, and the guide rod docking hole and the guide rod hinge hole are mounted in cooperation via a third hinge shaft.

The guide sliding groove is a long hole groove.

A guide wheel is arranged on the guide shaft body, and the guide wheel is used for sliding cooperation along the guide sliding groove.

The upper end of the support foot is provided with an articulated lifting ear, the articulated lifting ear is provided with a support docking hole, the backrest is provided with a support hinge hole, and the support docking hole and the support hinge hole are matched and installed through a first hinge shaft.

A support hinge hole is arranged on the support foot, a support docking hole is arranged on the end of the support rod, and the support docking hole and the support hinge hole are matched and installed through a second hinge shaft.

Compared with the prior art, the utility model has the following beneficial effects: the utility model optimizes and adds a guiding mechanism, so that the supporting legs can form a guiding support after the folding chair is laid flat, thereby improving the stability and reliability of the supporting legs; by utilizing the drive of the retracting support rod and combining it with the guiding movement of the guiding mechanism, the automatic landing support of the supporting legs can be improved, thereby increasing convenience and safety in use.

The features of the present invention can be clearly understood by referring to the drawings and the following detailed description of the preferred embodiments.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a second schematic diagram of the overall structure of the utility model;

FIG3 is a schematic diagram of a partial enlarged structure of part A in FIG2 ;

FIG4 is a schematic diagram of the installation structure of the guide rod and the backrest of the utility model;

FIG5 is a schematic diagram of the installation structure of the guide mechanism of the present invention;

FIG6 is a schematic diagram of a cross-sectional installation structure of a support leg and a backrest of the present invention;

FIG7 is a schematic cross-sectional view of the installation structure of the guide rod and the backrest of the present invention;

FIG8 is a schematic cross-sectional view of the installation structure of the support foot and the retracting support rod of the utility model;

FIG9 is a schematic diagram of the guide rod structure of the utility model;

FIG10 is a schematic diagram of the overall structure of the utility model in a flat lying state;

FIG11 is a schematic diagram of a partial enlarged structure of portion B in FIG10;

FIG12 is a schematic diagram of the installation structure of the overall lying-flat guide mechanism of the present invention;

FIG13 is a second schematic diagram of the overall flat-lying structure of the present invention;

FIG14 is a schematic diagram of a partial installation structure of the backrest and the seat portion of the utility model;

FIG15 is a schematic diagram of the structure of the linkage support mechanism of the present invention;

FIG16 is a schematic diagram of the structure of the support and closing mechanism of the present utility model;

FIG17 is a schematic diagram of the support foot structure of the utility model;

FIG. 18 is a second schematic diagram of the support foot structure of the present invention.

DETAILED DESCRIPTION

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific illustrations.

As shown in Figures 1 to 18, the utility model discloses a folding recliner with a guiding mechanism, including a backrest 100, a seat 200 and a footstool 300. A hinged base 800 is provided between the backrest 100 and the seat 200. The backrest 100 can be movable relative to the seat 200 through the hinged base 800. The upper end of the footstool 300 is used to hinge with the seat 200. The folding recliner is preferably provided with a three-part structure, which can facilitate the user to sit, support the legs and support the back, forming a good sitting experience, and when the folding recliner is laid flat, it can conveniently form a lying bed state, which is convenient for the user to lie flat and rest.

In the specific structure, a supporting foot 700 is provided on the back of the backrest 100, and the supporting foot 700 is used to support the backrest 100. When the folding recliner is lying flat, the backrest 100 is supported by the supporting foot 700 to touch the ground, so that the user can be more stable when lying down to rest; wherein, the supporting foot 700 is equipped with a linkage support mechanism 500, and the linkage support mechanism 500 is used to realize automatic expansion and support of the supporting foot 700, so as to avoid the supporting foot 700 failing to support in place when the folding recliner is lying flat, resulting in a safety hazard.

Among them, the linkage support mechanism 500 includes a support rod 510 and a linkage rod 520, one end of the support rod 510 is used to cooperate with the support foot 700, the upper part of the support foot 700 is used to hinge with the backrest 100, the hinge position of the support rod 510 and the support foot 700 is lower than the horizontal plane where the hinge position of the support foot 700 and the backrest 100 are located, the other end of the support rod 510 is used to hinge with the linkage rod 520, and the other end of the linkage rod 520 is fixedly installed with the seat part 200; when the backrest 100 is turned from an upright state to a lying state, the support foot 700 is supported by the support rod 510, and the angle between the support foot 700 and the backrest 100 gradually increases. When the bottom of the support foot 700 completes contact with the ground, the support foot 700 and the backrest 100 are at the maximum opening and closing angle; when the backrest 100 is turned from a lying state to an upright state When in the state, the supporting foot 700 is pulled by the supporting rod 510, and the angle between the supporting foot 700 and the backrest 100 gradually decreases; in the above structure, the flipping movement of the backrest 100 is utilized to make the supporting rod 510 move with the movement of the backrest 100. Due to the limitation of the hinge position of the linkage rod 520, the other end of the supporting rod 510 continues to limit the position of the supporting foot 700. The supporting foot 700 has the limitation of the hinge position at both ends, which is limited by the hinge position of the supporting foot 700 and the backrest 100 and the hinge position of the supporting foot 700 and the supporting rod 510. As the backrest 100 lies flat, the supporting rod 510 also lies flat and moves synchronously. Through the synchronous limitation of the positions of the two hinge points, the supporting foot 700 can only continue to rotate until it completes the contact with the ground, thereby completing the automatic expansion and support of the supporting foot 700.

In the preferred structure, a guide mechanism 900 is further provided, and the guide mechanism 900 includes a guide rod 910 and a guide member 920. One end of the guide rod 910 is used for articulation with the backrest 100, and the other end is a free end. The other end of the guide rod 910 can swing, and a guide slot 913 is provided in the guide rod 910. The guide member 920 can move along the guide slot 913, and one end of the guide member 920 is installed in cooperation with the support foot 700. When the backrest 100 is turned from an upright state to a lying state, the support foot 700 is supported by the stowage rod 510, and the support foot 700 moves along the guide slot 913 through the guide member 920, and the angle between the support foot 700 and the backrest 100 is gradually increased. Large; when the backrest 100 is turned from a lying state to an upright state, the support leg 700 is pulled by the retracting and supporting rod 510, and the support leg 700 moves along the guide slot 913 through the guide member 920, and the angle between the support leg 700 and the backrest 100 gradually decreases; by adding the guide mechanism 900, in combination with the above-mentioned linkage retracting and supporting mechanism 500, as the folding chair is unfolded and laid flat, as the backrest 100 is deflected, the support leg 700 is driven by the retracting and supporting rod 510, and combined with the movement of the support leg 700 along the guide slot 913 through the guide member 920, the support leg 700 can be unfolded and supported along a fixed track, thereby improving the stability and reliability of the support leg 700.

In the specific structure, the hinge between the support leg 700 and the backrest 10 is located above the hinge between the guide rod 910 and the backrest 100, and the hinge between the support rod 510 and the support leg 700 is located above the installation location of the guide member 920 and the support leg 700, so as to facilitate the linkage and cooperation between the various components.

In the preferred structure, the guide member 920 includes a guide shaft body, one end of which is fixedly installed on the support foot 700, and the other end extends outward and passes through the guide slot 913. The guide shaft body can reciprocate along the guide slot 913 driven by the support foot 700; the guide slot 913 is divided into a starting end and an ending end, and the starting end is located at the upper part. When the guide shaft body is located at the starting end, the backrest 100 is in an upright state, and the support foot 700 is vertically suspended at the rear of the backrest 100; when the guide shaft body is driven by the support foot 700 and moves to the ending end, the backrest 100 is in a lying state, and the bottom end of the support foot 700 is in contact with the ground; the guide slot 913 structure is optimized to make the extension trajectory of the support foot 700 more stable and effective.

In the specific structural design, the guide rod 910 includes a curved rod portion 911 and a straight rod portion 912, the guide groove 913 is located on the straight rod portion 911, a guide rod docking hole 914 is provided at the end of the curved rod portion 912, and a guide rod hinge hole 102 is provided on the backrest portion 100, and the guide rod docking hole 914 and the guide rod hinge hole 102 are matched and installed through a third hinge shaft 930, so as to facilitate the assembly and installation of the guide rod 910.

In one preferred embodiment, the guide groove 913 is a long hole groove, and the long hole groove is a runway hole structure; in other embodiments, the guide groove 913 can also be a track structure, and the guide member 920 can adopt a slider component that cooperates with the track.

In one of the preferred embodiments, a guide wheel 921 is provided on the guide shaft body, and the guide wheel 921 is used to slide along the guide groove 913 to increase the sliding stability and smoothness, and improve the convenience and smoothness of the support leg 700.

In the specific structural design, a hinged ear 710 is provided at the upper end of the supporting foot 700, and a supporting docking hole 711 is provided on the hinged ear 710, and a supporting hinge hole 101 is provided on the backrest 100, and the supporting docking hole 711 and the supporting hinge hole 101 are installed in coordination through a first hinge shaft 720; a retracting hinge hole 730 is provided on the supporting foot 700, and a retracting docking hole 501 is provided on the end of the retracting rod 510, and the retracting docking hole 501 and the retracting hinge hole 730 are installed in coordination through a second hinge shaft 530, so as to facilitate the hinged installation of various components.

In combination with the above, the support rod 510 includes a support straight rod portion 511 and a support bent rod portion 512. The end of the support straight rod portion 511 is used to hinge with the support foot 700, and the end of the support bent rod portion 512 is used to hinge with the linkage rod 520. The support bent rod portion 512 is optimized in design and utilizes a bent tube structure to achieve a good transmission transition and form a good linkage support effect, which is convenient for driving the support foot 700 to complete folding or automatic expansion.

In combination with the above, the supporting foot 700 includes a supporting foot body 701 located on both sides, and a hinged ear 710 is provided on the upper end of the supporting foot body 701, and the hinged ear 710 is hingedly matched with the backrest 100 through a first hinge shaft 720, and the end of the retractable support straight rod portion 511 is hingedly matched with the supporting foot body 701 through a second hinge shaft 530; in one of the preferred embodiments, the bottom of the supporting foot body 701 on both sides is connected to a supporting foot rod 702, and the supporting foot 700 is "U" shaped as a whole, wherein the supporting foot structure can be equipped with a single-sided support rod to achieve automatic support and retraction.

In other embodiments, the support leg body 701 may be an independent component, and the support leg body 701 on any side is used to be installed in coordination with the support rod 510 on the same side.

In combination with the above, an articulated base 800 is provided between the backrest 100 and the seat portion 200, and a limit shaft 810 is also provided on the articulated base 800, which extends outward and is used to cooperate with the tube wall of the rear leg tube 440; it also includes a side chair leg tube portion 400, and the side chair leg tube portion 400 includes a front leg tube 430, a rear leg tube 440 and an armrest tube 410, and the upper ends of the front leg tube 430 and the rear leg tube 440 are installed by an articulated mounting seat 430, and the upper part of the articulated mounting seat 430 is used to cooperate with the armrest tube 410, and the rear end of the armrest tube 410 is used to articulate with the backrest 100; the articulated base 800 is optimized to facilitate the articulated movement of the backrest 100 and the seat portion 200, and at the same time, a limit shaft 810 is preferably set, and the limit shaft 810 and the rear leg tube 440 are mutually in conflict with each other to increase the stability of the folding recliner.

Preferably, a supporting mechanism 600 is further provided between the footrest portion 300 and the backrest portion 100; when the backrest portion 100 leans back and gradually lies flat, the supporting mechanism 600 is used to support the footrest portion 300 to deflect outward and upward; the supporting mechanism 600 includes a supporting rod 610 and a connecting rod 620, one end of the supporting rod 610 is used to hinge with the footrest portion 300, and the other end is used to hinge with the connecting rod 620, and the other end of the connecting rod 620 is used to be fixedly installed with the backrest portion 100; the supporting mechanism 600 is optimized in design, and the function of the supporting rod 610 is utilized, so that the footrest portion 300 can be synchronously linked with the backrest portion 100, so as to facilitate the folding recliner to lie flat.

The utility model optimizes and adds a guiding mechanism, so that the supporting legs can form a guiding support after the folding chair is laid flat, thereby improving the stability and reliability of the supporting legs. By utilizing the drive of the retracting support rod and combining the guiding movement of the guiding mechanism, the automatic landing support of the supporting legs can be improved, thereby increasing convenience and safety in use.

The above is only a preferred implementation mode of the utility model, and does not impose any form of limitation on the utility model. Any simple modification, equivalent change or modification made to the above embodiments based on the technical principle of the utility model still falls within the scope of the technical solution of the utility model.

Claims (10)

1. The utility model provides a folding deck chair with guiding mechanism, includes back, seat portion and footrest portion, back portion back is equipped with supporting legs, its characterized in that: the support legs are matched with a folding brace rod, the other end of the folding brace rod is used for being hinged and matched with a linkage rod, and the other end of the linkage rod is matched and installed with the seat part; the backrest is characterized by further comprising a guide mechanism, wherein the guide mechanism comprises a guide rod and a guide piece, one end of the guide rod is used for being in hinged fit with the backrest, the other end of the guide rod is a free end, a guide sliding groove is formed in the guide rod, the guide piece can move along the guide sliding groove, and one end of the guide piece is installed in a matched mode with the supporting leg; when the backrest part is converted from an upright state to a lying state, the supporting feet are supported by the collecting and supporting rods, and the supporting feet move along the guide sliding grooves through the guide parts, and the angle between the supporting feet and the backrest part is gradually increased; when the backrest part is changed from a lying state to an upright state, the supporting feet are pulled by the collecting supporting rods, the supporting feet move along the guiding sliding grooves through the guiding pieces, and the angle between the supporting feet and the backrest part is gradually reduced.

2. A folding recliner with guide mechanism according to claim 1 wherein: the hinge joint of the supporting leg and the backrest part is positioned at the upper part of the hinge joint of the guide rod and the backrest part.

3. A folding recliner with guide mechanism according to claim 2 wherein: the hinge joint of the folding stay bar and the supporting leg is positioned at the upper part of the installation part of the guide piece and the supporting leg.

4. A folding and reclining chair with guide mechanism according to claim 3, wherein: the guide piece comprises a guide shaft body, one end of the guide shaft body is fixedly installed with the supporting leg, the other end of the guide shaft body extends outwards and penetrates through the guide chute, and the guide shaft body can reciprocate along the guide chute along with the driving of the supporting leg.

5. A folding recliner chair with guide mechanism according to claim 4 wherein: the guide sliding groove is divided into a starting end and a tail end, when the guide shaft body is positioned at the starting end, the backrest part is in an upright state, and the supporting legs are vertically suspended and hung at the rear part of the backrest part; when the guide shaft body is driven by the supporting feet to move to the tail end, the backrest part is in a lying state, and the bottom end of the supporting foot props against the ground.

6. A folding recliner chair having a guide mechanism according to claim 5 wherein: the guide rod comprises a bent rod portion and a straight rod portion, the guide chute is located on the straight rod portion, a guide rod butt joint hole is formed in the end portion of the bent rod portion, a guide rod hinge hole is formed in the backrest portion, and the guide rod butt joint hole and the guide rod hinge hole are installed in a matched mode through a third hinge shaft.

7. A folding recliner chair with guide mechanism according to claim 6 wherein: the guide sliding groove is a long hole groove.

8. A folding recliner chair having a guide mechanism according to claim 7 wherein: the guide shaft body is provided with a guide wheel which is used for being in sliding fit with the guide chute.

9. A folding recliner chair with guide mechanism according to any of claims 1 to 8 wherein: the upper end of the supporting leg is provided with a hinged lifting lug, a supporting butt joint hole is formed in the hinged lifting lug, a supporting hinge hole is formed in the backrest part, and the supporting butt joint hole and the supporting hinge hole are installed in a matched mode through a first hinge shaft.

10. A folding recliner with guide mechanism according to claim 9 wherein: the support leg is provided with a folding hinge hole, the end part of the folding rod is provided with a folding butt joint hole, and the folding butt joint hole and the folding hinge hole are matched and installed through a second hinge shaft.