CN213308492U - Beach chair according with human engineering - Google Patents

Abstract

The utility model discloses a beach chair conforming to ergonomics, which comprises a chair frame, wherein the chair frame comprises a chair back frame, a cushion frame, an armrest frame and a leg pipe frame, the chair back frame comprises a chair back top piece and chair back side pipes arranged at two sides of the chair back top piece, and the chair back side pipes adopt a bending arc conforming to ergonomics; the cushion side pipes on the two sides of the cushion frame are in a curved arc shape according with human engineering. The utility model discloses an optimal design has improved and has used the travelling comfort, and convenient to use person carries and deposits article, has good outward appearance aesthetic feeling simultaneously.

Description

Beach chair according with human engineering

Technical Field

The utility model relates to a sandy beach chair technical field, in particular to sandy beach chair that accords with human engineering.

Background

The beach chair is an outdoor leisure chair used on seaside beaches, and can be divided into a leisure beach chair, an outdoor beach chair, a folding beach chair and the like. The leisure beach chair is generally made by pure hand knitting, and is soft in use, comfortable and elegant for people, good in air permeability, but relatively high in manufacturing cost. Outdoor beach chairs are often of the lounge chair construction and are often provided with sunshades, but are relatively bulky and are often stationarily placed alongside the beach. The folding beach chair is convenient to carry due to small volume, and is popular with more people.

However, the chair back and the chair seat of the existing more folding beach chair are both designed by adopting a straight pipe structure, if the publication number is CN210407749U, a folding beach chair with front and rear feet is disclosed, which comprises a supporting pipe component, a connector, a U-shaped connector, and a chair cloth and a backrest cloth which are arranged between the supporting pipe component and are made of double-layer PU coating oxford cloth, wherein the supporting pipe component comprises front and rear feet pipes, a handrail pipe, a sitting pipe and a backrest pipe, one end of the connector is provided with a clamping groove, the other end of the connector is provided with a plugging groove, the front end of the handrail pipe is connected with the front foot pipe through the connector, the rear end of the handrail pipe is hinged with the backrest pipe through a screw, the front end of the sitting pipe is hinged with the front foot pipe through a screw, the rear end of the sitting pipe is connected with. The utility model provides a front foot tube and a rear foot tube which can be folded inwards; the pipe fitting is hinged with the U-shaped connecting piece through the connecting head; the connector is internally provided with a clamping groove and an inserting groove, and the outside of the connector is provided with a groove and a front and back feet foldable beach chair. Although the folding is relatively convenient, the comfort of the chair back and the chair seat is relatively poor, the support performance of the waist, the hip and other parts of the human body is poor, and the user can feel uncomfortable after sitting for a long time; the tube of the existing chair frame is generally a square tube or a round tube, so that the overall shape is relatively single and the attractiveness is poor; in addition, the existing folding beach chair usually needs to be carried by hands, is relatively complicated to carry, is inconvenient to carry and store articles, or needs to carry a backpack additionally by a user, and has certain use limitation; the existing folding beach chair frame is usually made of metal section tubes, so that the overall shape is relatively single, particularly the top structure of the chair back, and the existing folding beach chair frame is usually characterized by a single tube structure, so that the comfort of a head back cushion of a user is poor, and the appearance shape is single.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sandy beach chair that accords with human engineering for solve above-mentioned technical problem, improved and used the travelling comfort, convenient to use person carries and deposits article, has good outward appearance aesthetic feeling simultaneously.

The utility model provides a technical problem can adopt following technical scheme to realize: a beach chair conforming to ergonomics comprises a chair frame, wherein the chair frame comprises a chair back frame, a cushion frame, armrest frames and leg tube frames, the chair back frame comprises a chair back top piece and chair back side tubes arranged at two sides of the chair back top piece, and the chair back side tubes adopt a curved arc conforming to ergonomics; the cushion side pipes on the two sides of the cushion frame are in a curved arc shape according with human engineering.

The back of the chair side pipe bottom is through assembly subassembly respectively with cushion frame and leg pipe frame installation cooperation, the assembly subassembly includes first installed part and second installed part, first installed part one end is used for cooperating the installation with the cushion frame, first installed part other end, the back of the chair side pipe, second installed part pass through articulated shaft cooperation installation, second installed part lower part is used for cooperating with leg pipe frame is articulated.

The leg pipe frame includes preceding leg pipe support and back leg pipe frame, preceding leg pipe support upper end with back leg pipe frame upper end is articulated cooperation, preceding leg pipe support with back leg pipe frame articulated department is equipped with spacing fastener, spacing fastener is used for adjusting the cooperation with the handrail frame.

The utility model discloses a chair back side pipe hinged type armrest frame, including armrest frame, third installed part, back of the chair side pipe hinged type armrest frame, armrest frame one end is through third installed part and back of the chair side pipe hinged type cooperation, the armrest frame is equipped with a plurality of adjustment tanks, the adjustment tank is used for adjusting the cooperation with spacing fastener.

The armrest support is characterized in that a cup supporting groove is arranged at the end of the armrest support and is of a semicircular groove structure, and an elastic ring strip is arranged on the cup supporting groove in a matched mode.

A bracket is arranged in the cup bracket in a matching way.

The chair back top piece is made of a plastic molding piece. The appearance is improved, diversified shapes can be formed, the chair back side pipe can be conveniently in butt joint installation, and the chair back top piece is preferably integrally formed by injection molding.

The chair back frame is matched with a chair back sleeve, and the back of the chair back sleeve is provided with a storage bag and a heat preservation bag; the cushion frame is matched with a cushion cover, and the bottom of the cushion cover is provided with a back belt.

A first bayonet lock is arranged on the armrest frame, and a second bayonet lock is arranged on the leg tube frame; after the beach chair is folded, the first clamping pin and the second clamping pin can be bundled through a plastic piece with holes.

The chair back side pipe, the front leg pipe frame, the rear leg pipe frame and the cushion frame are all made of shaped pipes with hexagonal sections.

Compared with the prior art, the utility model have following outstanding advantage and effect: the utility model adopts the chair back frame and the cushion frame which accord with the human engineering design through the optimized design, thereby improving the use comfort; the integral structure of the chair frame is optimized, the assembly components are adopted to realize butt joint, the chair back frame and the cushion frame which are in accordance with the human engineering design are conveniently matched to realize folding installation, and folding interference is avoided; the cup bracket and the bracket are designed, so that the use function of a user is improved, and articles such as a mobile phone, a water cup and the like can be conveniently placed; the chair back sleeve and the cushion sleeve are combined, so that the beach chair is convenient to carry and can store articles; and a hexagonal type pipe is preferably adopted, so that the overall appearance is attractive.

The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the structure of the side tubes of the chair back and the side tubes of the cushion of the present invention;

FIG. 4 is a schematic view of the sectional structure of the backrest top member and the backrest side tubes of the present invention;

FIG. 5 is a schematic view of the mounting structure of the leg tube frame of the present invention;

fig. 6 is a schematic view of the hinge base structure of the present invention;

FIG. 7 is a first structural view of the armrest frame of the present invention;

fig. 8 is a schematic view of the mounting structure of the assembly of the present invention;

fig. 9 is a schematic structural view of a second mounting member of the present invention;

fig. 10 is a schematic view of a fourth mounting member mounting structure of the present invention;

FIG. 11 is a second schematic structural view of the armrest frame of the present invention;

fig. 12 is a first schematic view of a bracket mounting structure of the present invention;

fig. 13 is a second schematic view of the bracket mounting structure of the present invention;

fig. 14 is a third schematic view of the bracket mounting structure of the present invention;

fig. 15 is a fourth schematic view of the bracket mounting structure of the present invention;

FIG. 16 is a schematic view of a chair back cover mounting structure of the present invention;

fig. 17 is a schematic view of the cushion cover mounting structure of the present invention;

FIG. 18 is a schematic structural view of a perforated plastic article according to the present invention;

FIG. 19 is a second schematic structural view of a perforated plastic article of the present invention;

wherein, 1, a chair back frame; 11. a chair back top; 12. a chair back side tube; 13. a headrest; 14. a headrest slot; 15. a decoration rod; 16. a spigot-and-socket end; 2. a handrail frame; 21. a cup bracket; 22. an elastic loop strip; 23. an adjustment groove; 24. a first bayonet lock; 3. a cushion frame; 31. cushion side tubes; 4. a leg pipe frame; 41. a front leg pipe frame; 42. a rear leg pipe frame; 43. a limiting clamping piece; 44. a hinged seat; 45. a front connection end; 46. a rear connection end; 47. a second bayonet lock; 5. a bracket; 51. a horizontal grid surface; 52. inclining the grid surface; 53. a sound amplifying grid cavity; 54. a support body; 55. a support surface; 56. a bracket body; 57. a sound amplifying cavity; 6. assembling the components; 61. a first mounting member; 62. a second mount; 63. a third mount; 64. a fourth mount; 7. a chair back sleeve; 71. a storage bag; 72. a heat-preservation bag; 8. a cushion cover; 81. a harness; 9. a perforated plastic part.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, a particular orientation configuration and operation, and therefore, should not be construed as limiting the present invention. Also, the use of the terms "a," "an," "the," or "the" do not denote a limitation of quantity, but rather denote the presence of at least one.

Example 1

As shown in the figure, the utility model provides a pair of sandy beach chair that accords with human engineering, including the chair frame, the chair frame includes back of the chair frame 1, cushion frame 3, handrail frame 2 and leg pipe frame 4, back of the chair frame 1 respectively with cushion frame 3, handrail frame 2, the articulated cooperation of leg pipe frame 4, cushion frame 3 and the articulated cooperation of leg pipe frame 4, handrail frame 2 is adjustable cooperation with leg pipe frame 4, conveniently realizes the folding use of sandy beach chair.

Preferably, in the present embodiment, the seat back frame 1 includes a seat back top 11 and seat back side tubes 12 installed at two sides of the seat back top 11, and the seat back side tubes 12 are curved arcs conforming to ergonomics; the cushion side pipes 31 at the two sides of the cushion frame 3 adopt a curved arc shape which accords with the ergonomics; the use comfort is improved by adopting the seat back frame 1 and the seat cushion frame 3 which accord with the human engineering design.

Preferably, in the present embodiment, the bottom end of the seat back side tube 12 is respectively matched and mounted with the seat cushion frame 3 and the leg tube frame 4 through the assembly component 6, the assembly component 6 includes a first mounting component 61 and a second mounting component 62, one end of the first mounting component 61 is used for being matched and mounted with the seat cushion frame 4, the other end of the first mounting component 61, the seat back side tube 12 and the second mounting component 62 are matched and mounted through a hinge shaft, and the lower part of the second mounting component 62 is used for being matched and mounted with the leg tube frame 4; preferably adopt assembly subassembly 6 to realize the butt joint, conveniently match the back of the chair frame 1 and the cushion frame 3 that accord with human engineering design and realize folding installation, avoid appearing folding the interference.

In the above, the first mounting member 61 is usually designed to be a lifting lug structure, the whole mounting member is generally a U-shaped structure, the bending portion is usually used for covering and supporting the cushion frame 3, the lifting lug at the upper portion is provided with a through hole, so that the penetration of the hinge shaft is conveniently realized, the hinge shaft is in hinge fit with the side tube 12 of the chair back, and simultaneously extends to the second mounting member 62 to complete the connection; the second mounting member 62 is typically provided with a cavity for receiving the leg support 4, and the upper portion is typically provided with a shaft hole for engaging with the hinge shaft, and the lower end is separated by two wings, each of which is provided with a corresponding hole for engaging with the leg support 4.

Preferably, the leg pipe support 4 in this embodiment includes a front leg pipe support 41 and a rear leg pipe support 42, the upper end of the front leg pipe support 41 is in hinged fit with the upper end of the rear leg pipe support 42, a limit fastener 43 is arranged at the hinged position of the front leg pipe support 41 and the rear leg pipe support 42, the limit fastener 43 is used for being adjusted and matched with the armrest frame 2, one end of the armrest frame 2 is hinged and matched with the seat back side pipe 12 through a third mounting part 63, the armrest frame 2 is provided with a plurality of adjusting grooves 23, and the adjusting grooves 23 are used for being adjusted and matched with the limit fastener 43; wherein, third installed part 63 is the lug spare usually, is the U type structure, and the arc portion is usually used for with back of the chair side pipe 12 fixed mounting, preferably welded fastening, and the articulated cooperation with handrail frame 2 is realized through the round pin axle in the lug hole.

Wherein, foreleg pipe support 41 is through fourth installed part 64 and cushion frame 3 articulated cooperation, and fourth installed part 64 is the lug structure usually, and one end and cushion frame 3 fixed mounting, the other end and foreleg pipe support 41 articulated cooperation.

In the above structure, there is an alternative embodiment, in which the hinged part of the front leg pipe frame 41 and the rear leg pipe frame 42 can be replaced by a hinged seat 44, the hinged seat 44 is provided with a front connecting end 45 and a rear connecting end 46, the front connecting end 45 is used for butt-joint fixed matching with the front leg pipe frame 41; the rear connecting end 46 is used for butt joint and fixation with the rear leg pipe frame 42; limiting clamping pieces 43 are arranged in the hinged seat 44 and protrude towards two sides, and a front connecting end 45 and a rear connecting end 46 in the hinged seat 44 can move relatively, so that the front leg pipe frame 41 and the rear leg pipe frame 42 can be folded conveniently.

Preferably, in the embodiment, the end of the armrest frame 2 is provided with a cup bracket 21, the cup bracket 21 is of a semicircular groove structure, the cup bracket 21 is further provided with an elastic ring strip 22 in a matching manner, a bracket 5 is arranged in the cup bracket 21 in a matching manner, and the bracket 5 is convenient for placing a mobile phone; the bracket 5 can be directly separated from the cup bracket 21, and when the bracket 5 is not arranged in the cup bracket 21, articles such as a water cup, beverage and the like can be conveniently placed; by using the elastic ring strip 22, the volume of the cup bracket 21 is relatively simplified, and meanwhile, the cup bracket has a good appearance modeling design.

Preferably, in this embodiment, the chair back top 11 is made of a plastic molding member, and the plastic molding member is formed by one-time injection molding, so that various shapes can be formed, the appearance is attractive, and the chair back top is convenient to butt-joint with the chair back side tube 12.

Preferably, in the embodiment, the backrest frame 1 is provided with the backrest sleeve 7 in a matching manner, the back of the backrest sleeve 7 is provided with the storage bag 71 and the thermal insulation bag 72, so that articles can be conveniently stored and placed, and the thermal insulation bag 72 is usually an ice bag, so that iced articles can be conveniently placed; cushion frame 3 cooperation is equipped with cushion cover 8, and cushion cover 8 bottom is equipped with braces 81, after beach chair is folding completely, can carry through braces 81, and the person of facilitating the use is carrying on the back, has improved the convenience of carrying.

Preferably, in the embodiment, the armrest frame 2 is provided with a first bayonet 24, and the leg tube frame 4 is provided with a second bayonet 47; after the beach chair is folded, the first clamping pin 24 and the second clamping pin 47 can be bundled up through the plastic part 9 with holes, so that the beach chair is prevented from being loose in the carrying process after being folded, and is convenient for a user to carry.

Preferably, in the present embodiment, the seat back side tube 12, the front leg tube frame 41, the rear leg tube frame 42, and the cushion frame 3 are all made of tubes with hexagonal cross sections, which increases the overall appearance.

Example 2

With reference to the accompanying drawings, the present embodiment discloses a chair frame assembly structure for a beach chair, which can be applied to the beach chair conforming to human engineering in embodiment 1, and can also be applied to products such as the existing beach chair, outdoor fixed chair, indoor chair, armless chair, and chair with armrest.

The chair comprises a chair frame, wherein the chair frame comprises a chair back frame 1, a cushion frame 3 and leg pipe frames 4, the chair back frame 1 comprises a chair back top piece 11 and chair back side pipes 12 arranged on two sides of the chair back top piece 11, the chair back top piece 11 is made of a plastic molding piece, two sides of the chair back top piece 11 are provided with socket ends 16, and the socket ends 16 and the chair back side pipes 12 are fixedly arranged; the chair back top part 11 is formed by one-time injection molding of a plastic part, can form diversified shapes, increases the attractive appearance and is also convenient to be in butt joint with the chair back side pipe 12.

Preferably, in the embodiment, the middle part of the seat back top piece 11 is provided with the headrest groove 14, the headrest 13 is arranged in the headrest groove 14 in a matching manner, so that the assembly and installation of the headrest 13 are facilitated, and the headrest 13 is usually made of a flexible material, so that the comfort of the whole use is improved.

Preferably, the backrest top 11 of the present embodiment is provided with a decoration rod 15 for enhancing the aesthetic appearance.

Preferably, one of the installation and fixation embodiments in this embodiment is as follows: the upper end of the chair back side pipe 12 is provided with a fastening hole, the socket end 16 is embedded in the chair back side pipe 12 and fixed through a fastening piece, the fastening piece is usually a bolt or a screw, and the socket end 16 is usually correspondingly matched with a mounting hole so as to conveniently realize fastening and mounting.

Preferably, one of the installation and fixation embodiments in this embodiment is as follows: the socket end 16 is in interference fit with the inner cavity of the chair back side pipe 12, and the socket end 16 is embedded in the inner cavity of the chair back side pipe 12 through extrusion.

Preferably, one of the installation and fixation embodiments in this embodiment is as follows: a socket cavity is arranged in the socket end 16, and the upper end of the chair back side pipe 12 is embedded in the socket cavity to realize fixation; the fastening piece is usually a bolt or a screw, and the socket end 16 is usually correspondingly matched with a mounting hole, so that the fastening and the mounting are conveniently realized.

Preferably, in the embodiment, the backrest frame 1 is respectively hinged and matched with the seat cushion frame 3, the armrest frame 2 and the leg tube frame 4, and the seat cushion frame 3 is hinged and matched with the leg tube frame 4, so that the folding use is convenient; the handrail frame 2 is adjustable cooperation with the leg pipe frame 4, and handrail frame 2 is equipped with a plurality of adjustment tank 23, and adjustment tank 23 is used for adjusting the cooperation with spacing fastener 43, and handrail frame 2 is articulated cooperation with back of the chair frame 1, and reference embodiment 1 is middle and relevant structure, conveniently realizes articulated cooperation.

The utility model discloses an optimal design utilizes the injection moulding characteristic of back of the chair top 11 for back of the chair top can have diversified molding structure, has improved whole outward appearance aesthetic feeling, is favorable to the erection joint of headrest parts simultaneously, has improved and has used the travelling comfort.

Example 3

In combination, the embodiment discloses a mobile phone public address bracket which can be used alone and is mostly used for being matched and installed with a cup bracket 21 in an armrest frame in a beach chair.

A public address grid group is arranged in the bracket 5 disclosed by the embodiment, the public address grid group comprises an inclined grid surface 52 and a horizontal grid surface 51, the inclined grid surface 52 extends from the horizontal grid surface 51 to the bottom of the inner cavity of the bracket 5, and an included angle alpha between the inclined grid surface 52 and the horizontal grid surface 51 is larger than 90 degrees and smaller than or equal to 150 degrees; a plurality of sound amplifying grid cavities 53 are arranged on the inclined grid surface 52 and the horizontal grid surface 51, and sound amplifying cavities 57 are formed between the lower parts of the sound amplifying grid groups and the inner wall of the bracket body 56; when the mobile phone is placed in the bracket 5, the sound amplifier is turned on, mobile phone sound enters the sound amplifying cavity 47 through the sound amplifying grating cavity 53, the sound amplifying structure characteristic design of the sound amplifying cavity 57 is utilized, the mobile phone sound is amplified, and the sound amplifying effect of 30% -50% can be generally amplified.

In this embodiment, the support 54 is further disposed in the inner cavity of the bracket 5, the support 54 protrudes out of the bottom surface of the inner cavity of the bracket 5, the support 54 is used for supporting and placing a mobile phone, and the sound amplification can be effectively improved by adopting a protruding structure design; the upper surface of the supporting body 54 is of an arc-shaped groove structure, so that the mobile phone can be placed conveniently; one end of the support body 54 is extended to form a support surface 55, the support surface 55 is of an inclined plane structure, and the support surface 55 extends upwards from the bottom, so that the mobile phone can be placed in an inclined mode conveniently.

In this embodiment, the bracket 5 further includes a bracket body 56, and the bracket body 56 has a cylindrical structure.

The utility model discloses an optimal design makes things convenient for the cell-phone to put, can form public address effect simultaneously, is convenient for use with sandy beach chair jointly.

In conclusion, the utility model optimally designs a multifunctional beach chair, adopts the chair back frame and the cushion frame which accord with the human engineering design, and improves the use comfort; the integral structure of the chair frame is optimized, the assembly components are adopted to realize butt joint, the chair back frame and the cushion frame which are in accordance with the human engineering design are conveniently matched to realize folding installation, and folding interference is avoided; the cup bracket and the bracket are designed, so that the use function of a user is improved, the mobile phone, the water cup and other articles can be conveniently placed, the sound amplification of the mobile phone can be realized, and the use effect is improved; the chair back sleeve and the cushion sleeve are combined, so that the beach chair is convenient to carry and can store articles; and a hexagonal type pipe is preferably adopted, so that the overall appearance is attractive.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims (10)

1. The utility model provides a sandy beach chair that accords with human engineering, includes the chair frame, the chair frame includes back of the chair frame (1), cushion frame (3), handrail frame (2) and leg pipe frame (4), its characterized in that: the chair back frame (1) comprises a chair back top piece (11) and chair back side pipes (12) arranged on two sides of the chair back top piece (11), wherein the chair back side pipes (12) adopt a bending arc shape conforming to human engineering; the cushion side pipes (31) on the two sides of the cushion frame (3) adopt a curved arc shape conforming to human engineering.

2. An ergonomic beach chair according to claim 1 in which: back of the chair side pipe (12) bottom is through assembly subassembly (6) respectively with cushion frame (3) and leg pipe support (4) installation cooperation, assembly subassembly (6) include first installed part (61) and second installed part (62), first installed part (61) one end is used for installing with cushion frame (3) cooperation, first installed part (61) other end, back of the chair side pipe (12), second installed part (62) are through articulated shaft cooperation installation, second installed part (62) lower part is used for cooperating with leg pipe support (4) are articulated.

3. An ergonomic beach chair according to claim 2 in which: leg pipe support (4) are including foreleg pipe support (41) and back leg pipe support (42), foreleg pipe support (41) upper end with back leg pipe support (42) upper end is articulated cooperation, foreleg pipe support (41) with the articulated department of back leg pipe support (42) is equipped with spacing fastener (43), spacing fastener (43) are used for adjusting the cooperation with handrail frame (2).

4. An ergonomic beach chair according to claim 3 in which: handrail frame (2) one end is passed through third installed part (63) and the articulated cooperation of back of the chair side pipe (12), handrail frame (2) are equipped with a plurality of adjustment tanks (23), adjustment tank (23) are used for adjusting the cooperation with spacing fastener (43).

5. An ergonomic beach chair according to claim 4 in which: the handle rack (2) end is equipped with cup support groove (21), cup support groove (21) are the half slot structure, cup support groove (21) still cooperate and are equipped with elasticity girth strip (22).

6. An ergonomic beach chair according to claim 5 in which: a bracket (5) is arranged in the cup bracket (21) in a matching way.

7. An ergonomic beach chair according to claim 1 in which: the chair back top piece (11) is made of a plastic molding piece.

8. An ergonomic beach chair according to claim 1 in which: the chair back frame (1) is provided with a chair back sleeve (7) in a matching way, and the back of the chair back sleeve (7) is provided with a storage bag (71) and a heat preservation bag (72); the cushion frame (3) is provided with a cushion cover (8) in a matching way, and the bottom of the cushion cover (8) is provided with a back belt (81).

9. An ergonomic beach chair according to any one of claims 1 to 8 wherein: a first bayonet lock (24) is arranged on the armrest frame (2), and a second bayonet lock (47) is arranged on the leg pipe frame (4); when the beach chair is folded, the first clamping pin (24) and the second clamping pin (47) can be bundled through a perforated plastic piece (9).

10. An ergonomic beach chair according to any one of claims 1 to 8 wherein: the chair back side pipe (12), the front leg pipe frame (41), the rear leg pipe frame (42) and the cushion frame (3) are all made of pipe with hexagonal sections.

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