CN214433077U - Moon chair - Google Patents

Abstract

The utility model discloses a moon chair, which comprises a bottom ring tube, a back support tube and a support component, wherein the support component is provided with a front foot tube, a rear foot tube and a sliding support tube; the upper end of the rear foot tube is pivoted with the front part of the bottom ring tube, the upper end of the back support tube is pivoted with the rear part of the bottom ring tube, the middle section of the front foot tube is pivoted with the middle section of the rear foot tube, the upper end of the front foot tube is fixedly provided with a rotating connecting piece, the rotating connecting piece is pivoted with the lower end of the back support tube and the upper end of the sliding support tube, the lower end of the sliding support tube is arranged on the rear foot tube in a sliding manner through a sliding sleeve, and the rear foot tube is provided with a fixed sleeve for limiting the movement range of the sliding support tube. The utility model forms a stable triangular bracket by the sliding support tube, the front foot tube and the rear foot tube when in the unfolding state, which is beneficial to supporting the back support tube and has stable structure and difficult fracture of each pivot joint; and when the folding state is carried out, the back support tube, the front foot tube and the rear foot tube are mutually staggered, and all the foot tubes are completely arranged under the chair surface, so that the folding volume is small and the occupied space is small.

Description

Moon chair

Technical Field

The utility model relates to a technical field of leisure chaise longue especially relates to a moon chair.

Background

The moon chair is a kind of folding chair, and is named as moon chair because the whole moon is seen from the main surface when the moon chair is unfolded, and the moon chair looks like a half moon from the side surface. In daily life, the moon chair is favored by many consumers due to the reasons of simple structure, convenient carrying and the like, and can be placed indoors and outdoors.

The utility model patent with the application number of CN201921748641.X discloses a simple folding chair which comprises a bracket, a first leg rod, a second leg rod (namely a support component), a backrest rod (namely a backrest tube) and a support ring (namely a seat ring tube), wherein the first leg rod and the second leg rod are both in a U-shaped structure, and the leg rods on the two sides are hinged in a crossed manner to form a support; the lower ends of the pair of backrest rods are hinged with the upper end of the second foot rod; the front part of the support ring is hinged with the upper end of the first foot rod, the rear part of the support ring is hinged with the upper ends of the pair of backrest rods, and handrails are formed on two sides of the support ring; the hinged part of the backrest rod and the second foot rod can be lifted and folded towards the front part of the support ring to form a folding structure; when the structure is unfolded, the lower end of the backrest rod is only supported by the second foot rod, the support is insufficient, the center of gravity is unstable, and the phenomenon of forward turning or backward turning is easy to occur; when a large-weight article is placed or a person sits on the folding chair, the hinge joint of the back rest lever and the second leg lever is easily broken.

In view of this, the inventor of the present invention has developed and designed a lunar chair which can better support a back support tube in an unfolded state, and has a small volume and a small occupied space when folded, and the lunar chair is developed and designed based on the structure of the lunar chair.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a moon chair to can better support the back brace pipe in the expansion state, and folding back is small, and occupation space is few.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a lunar chair comprises a bottom ring tube, a back support tube and a support assembly, wherein the support assembly is provided with a front foot tube, a rear foot tube and a sliding support tube; the upper end of the rear foot tube is pivoted with the front part of the bottom ring tube, the upper end of the back support tube is pivoted with the rear part of the bottom ring tube, the middle section of the front foot tube is pivoted with the middle section of the rear foot tube, the upper end of the front foot tube is fixedly provided with a rotating connecting piece, the rotating connecting piece is pivoted with the lower end of the back support tube and the upper end of the sliding support tube, the lower end of the sliding support tube is arranged on the rear foot tube in a sliding manner through a sliding sleeve, and the rear foot tube is provided with a fixed sleeve for limiting the movement range of the sliding support tube.

Furthermore, the rotary connecting piece is provided with an inserting hole, two side plates extend outwards from two sides of the inserting hole, the upper end of the front foot tube is fixedly inserted into the inserting hole, the upper end of the sliding support tube is pivoted between the two side plates, and the upper end of the back support tube is pivoted outside one side plate.

Furthermore, the sliding sleeve main part appearance sets up for the U type, sliding sleeve open end and the pin joint of slip stay tube lower extreme, and the sliding sleeve closed end is the pipe structure, and the sliding sleeve closed end cover is established at the back foot pipe.

Further, the fixed sleeve is of a tubular structure provided with a mounting hole, is sleeved on the rear foot tube and penetrates through the mounting hole through a bolt to fix the fixed sleeve on the rear foot tube.

Furthermore, the upper end of the rear foot tube is pivoted with the front part of the bottom ring tube through a first U-shaped piece.

Furthermore, the top surface of the first U-shaped piece is pivoted with the bottom ring pipe through a first bolt, and the upper end of the rear foot pipe is pivoted between the two side plates of the first U-shaped piece through a second bolt.

Furthermore, the upper end of the back support pipe is pivoted with the rear part of the foundation ring pipe through a second U-shaped piece.

Furthermore, the top surface of the second U-shaped piece is pivoted with the foundation ring pipe through a third bolt, and the upper end of the back support pipe is pivoted between two side plates of the second U-shaped piece through a fourth bolt.

Furthermore, the bottoms of back support pipes on the left side and the right side of the moon chair are connected together through a first cross rod, the back support pipes form a U-shaped structure, and the openings of the back support pipes face upwards.

Furthermore, the bottoms of front foot tubes on the left side and the right side of the moon chair are connected together through a second cross rod, the front foot tubes form a U-shaped structure, and the openings of the front foot tubes are upward; the bottoms of the rear foot tubes on the left side and the right side of the moon chair are connected together through a third cross rod, the rear foot tubes form a U-shaped structure, and the openings of the rear foot tubes are upward.

After the scheme is adopted, compared with the prior art, the utility model, have following advantage: firstly, when the moon chair is unfolded, the sliding support tube, the front foot tube and the rear foot tube form a stable triangular structure, which is beneficial to supporting; secondly, the sliding support tube, the front foot tube and the rear foot tube are stable in structure, and the pivot joints are not easy to break, so that people are not easy to turn forwards or backwards when riding; thirdly, when the moon chair is folded, the back support tube, the front foot tube and the rear foot tube are mutually staggered, and all the foot tubes are completely arranged under the chair surface, so that the folding volume is small, the occupied space is small, and the moon chair is more convenient to package, transport and store.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of the lunar chair of the present invention in an expanded state;

FIG. 2 is a perspective view of the moon chair of the present invention in a semi-folded state;

FIG. 3 is a perspective view of the folding moon chair of the present invention;

fig. 4 is an angle diagram of the rotating connector of the present invention;

fig. 5 is another schematic view of the rotational connector of the present invention;

fig. 6 is a schematic view of the sliding sleeve of the present invention.

Description of reference numerals:

the device comprises a bottom ring pipe 1, a back support pipe 2 and a first cross rod 21;

the support component 3, the front foot tube 31, the second cross bar 311, the rear foot tube 32, the third cross bar 321, the sliding support tube 33, the rotating connector 34, the jack 341, the side plate 342, the sliding sleeve 35, the sliding sleeve opening end 351 and the sliding sleeve closing end 352;

the fixing sleeve 4, a first U-shaped piece 5 and a second U-shaped piece 6.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "side", "center", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6, the lunar chair disclosed by the present invention comprises a bottom ring tube 1, a back support tube 2 and a support component 3, wherein the support component 3 comprises a front foot tube 31, a rear foot tube 32 and a sliding support tube 33; the upper end of the rear foot tube 32 is pivoted with the front part of the bottom ring tube 1, the upper end of the back support tube 2 is pivoted with the rear part of the bottom ring tube 1, the middle part of the front foot tube 31 is pivoted with the middle part of the rear foot tube 32, the upper end of the front foot tube 31 is fixedly provided with a rotary connecting piece 34, the rotary connecting piece 34 is pivoted with the lower end of the back support tube 2 and the upper end of the sliding support tube 33, the lower end of the sliding support tube 33 is arranged on the rear foot tube 32 in a sliding manner through a sliding sleeve 35, and the rear foot tube 32 is provided with a fixing sleeve 4 for limiting the movement range of the sliding support tube 33; wherein a back rest element can be placed on the back-up tube 2 and a seat element can be placed between the back-up tube 1 and the back-up tube 2. Thus, the sliding support tube 33, the front leg tube 31 and the rear leg tube 32 form a stable triangular bracket, which is beneficial to supporting the back support tube 2; when the sliding support tube 33, the front foot tube 31 and the rear foot tube 32 are unfolded, the structure is stable, each pivot joint is not easy to break, and people are not easy to turn forward or backward when riding; in the folded state, the back-support tube 2, the front leg tube 31 and the rear leg tube 32 are mutually staggered, and each leg tube is completely arranged below the chair surface, so that the folding volume is small and the occupied space is small.

The rotary connecting piece 34 has a plug hole 341, two sides of the plug hole 341 extend outwards to form two side plates 342, the upper end of the front leg tube 31 is fixedly inserted into the plug hole 341, the front leg tube 31 can be locked on the plug hole 341 through a bolt, the upper end of the sliding support tube 33 is pivoted between the two side plates 342 through a bolt, so that the sliding support tube 33 can rotate around the bolt, and the sliding support tube 33 and the bottom ring tube 1 can be closed or separated, namely the sliding support tube 33 is folded and unfolded; the lower end of the back support pipe 2 is pivoted outside the side plate 342 through a bolt, so that the rotary connecting piece 34 can rotate around the bolt on the back support pipe 2 and drive the front foot pipe 31 and the sliding support pipe 33 to be folded backwards, and under the folding state, the front foot pipe 31 and the sliding support pipe 33 are completely positioned below the bottom ring pipe 1, the folding volume is small, and the folding effect cannot be influenced by the additionally-increased sliding support pipe 33.

Further, for the convenience of assembly, the lower end of the sliding support tube 33 is pivotally connected with the sliding sleeve 35, and the sliding sleeve 35 is slidably disposed on the rear foot tube 32; specifically, the main body of the sliding sleeve 35 is U-shaped, the open end 351 of the sliding sleeve is pivoted with the lower end of the sliding support tube 33 through a bolt, the closed end 352 of the sliding sleeve is a circular tube structure, and the size of the circular tube is matched with the rear leg tube, so that the closed end of the sliding sleeve 35 can be directly sleeved on the rear leg tube, and therefore the sliding sleeve 35 can be driven to slide forwards on the rear leg tube when the back support tube 2 is drawn close to the bottom ring tube 1, and the sliding support tube 33 and the front leg tube 31 are close to each other in a folding state; when the back support tube 2 is far away from the bottom ring tube 1, the sliding sleeve 35 is driven to slide backwards on the rear foot tube, so that the front foot tube 31, the rear foot tube 32 and the sliding support tube 33 form a stable triangular support in an unfolded state, and support is facilitated. In other embodiments, the connection between the sliding support tube 33 and the rear leg tube 32 may also be achieved by using a sliding track to cooperate with a sliding sleeve component to fold or unfold the sliding support tube 33, but in this embodiment, the sliding sleeve component is used to facilitate assembly and reduce components.

Further, in order to realize that the sliding sleeve 35 is stably fixed on the rear foot tube 32, the rear foot tube 32 is provided with the fixing sleeve 4, the fixing sleeve 4 is a tubular structure provided with a mounting hole, the fixing sleeve 4 is sleeved on the rear foot tube 32, and the fixing sleeve 4 is fixed on the rear foot tube 32 by passing through the mounting hole through a bolt; the sliding sleeve 35 can slide between the fixed sleeve 4 and the pivot shafts of the front foot tube 2 and the rear foot tube 3 so as to fold and unfold the sliding support tube 33; when the moon chair is completely unfolded, the sliding sleeve 35 is abutted against the fixed sleeve 4, and the limiting of the sliding sleeve 35 is realized by the limiting function of the fixed sleeve 4 on the downward sliding of the sliding sleeve 35; in other embodiments, a boss may be provided directly on the rear leg 32 to secure the sliding sleeve 35, which is not illustrated herein.

For convenience of assembly, the upper end of the rear foot tube 32 is pivotally connected with the front part of the base ring tube 1 through the first U-shaped piece 5, the top surface of the first U-shaped piece 5 is pivotally connected with the base ring tube 1 through a first bolt, the upper end of the rear foot tube 32 is pivotally connected between two side plates of the first U-shaped piece 5 through a second bolt, and the rear foot tube 32 rotates around the first U-shaped piece 5 to fold or unfold the rear foot tube 32; the upper end of the back support pipe 2 is pivoted with the rear part of the bottom ring pipe 1 through a second U-shaped piece 6, the top surface of the second U-shaped piece 6 is pivoted with the bottom ring pipe 1 through a third bolt, the upper end of the back support pipe 2 is pivoted between two side plates of the second U-shaped piece 6 through a fourth bolt, and the back support pipe 2 rotates around the second U-shaped piece 6 to fold or unfold the back support pipe 2. The utility model discloses between back foot pipe 32 and foundation ring pipe 1, the pin joint mode between foundation ring pipe 1 and the back brace pipe 2 can have multiple form, like fig. 1 to fig. 3 adopt U type spare as the preferred example, but not limited to the structure of drawing.

In order to increase the supporting effect, the bottoms of the back support pipes 2 on the left side and the right side of the moon chair are connected together through the first cross rod 21, the back support pipes 2 form a U-shaped structure, the openings of the back support pipes 2 are upward, on one hand, the U-shaped structure of the back support pipes 2 is beneficial to enhancing the strength of the hinging points of the front leg pipes 31 and the two side rods of the back support pipes 2, the front leg pipes cannot contract inwards after being subjected to gravity, the supporting effect is good, and on the other hand, the first cross rod 21 can also provide a basis for a back part; in order to ensure the continuity of folding and unfolding actions, the bottoms of the front foot tubes 31 on the left side and the right side of the moon chair are connected together through the second cross rod 311, the front foot tubes 31 form a U-shaped structure, and the openings of the front foot tubes 31 are upward; the bottoms of the rear foot tubes 32 on the left side and the right side of the moon chair are connected together through the third cross bar 321, the rear foot tubes 32 form a U-shaped structure, the openings of the rear foot tubes 32 face upwards, and the second cross bar 311 and the third cross bar 321 are force application parts supported on the ground, so that the moon chair can be placed more stably; preferably, a protective sleeve with a silencing and anti-slip function is arranged on the second cross bar 311 and the third cross bar 321 to prevent noise or ground friction when the chair is moved; the back-up tube 2, the front leg tube 31 and the rear leg tube 32 are preferably made of iron material which is easy to process and has high strength.

When the moon chair is folded, the upper end of the back support pipe 2 rotates forwards around the second U-shaped part 6, and gradually approaches the bottom ring pipe 1; the lower end of the sliding support pipe 33 slides forwards under the driving of the sliding sleeve 35, the lower end of the sliding support pipe 33 gradually closes the front foot pipe 31, the front foot pipe 31 and the rear foot pipe 32 mutually close, the upper end of the rear foot pipe 32 rotates backwards around the first U-shaped part 5 to gradually close the bottom ring pipe 1, and the upper end of the front foot pipe 31 and the upper end of the sliding support pipe 33 move backwards around the rotating connecting part 34 to gradually close the bottom ring pipe 1; therefore, the backrest tube 2 is drawn forward, the front foot tube 31, the rear foot tube 32 and the sliding support tube 33 are drawn backward, the folding of the moon chair is finally realized, when the moon chair is completely folded, the backrest tube 2, the sliding support tube 33, the front foot tube 31 and the rear foot tube 32 are mutually staggered and completely under the chair surface, the folding effect cannot be influenced by the sliding support tube 33, and the folding volume is small.

When the moon chair is unfolded, the upper ends of the front foot tubes 31 and the upper ends of the sliding support tubes 33 rotate forwards around the rotating connectors 34 and gradually get away from the bottom ring tube 1; the upper end of the rear foot tube 32 rotates forwards around the first U-shaped piece 5 and gradually moves away from the bottom ring tube 1, the front foot tube 31 and the rear foot tube 32 move away from each other, the two foot tubes are arranged in an X shape, the lower end of the sliding support tube 33 slides backwards under the driving of the sliding sleeve 35, the lower end of the sliding support tube 33 gradually moves away from the front foot tube 31, and the upper end of the back support tube 2 rotates backwards around the second U-shaped piece 6 and gradually moves away from the bottom ring tube 1; finally, the sliding sleeve 35 is abutted against the fixed sleeve 5, and the front leg pipe 31, the rear leg pipe 32 and the sliding support pipe 33 form a stable triangular support, so that the bottom ring pipe 1 is better supported, each pivot joint is not easy to break, a stable sitting of a person on the moon chair is guaranteed, and the phenomenon of forward turning or backward turning is not easy to occur.

The above is only the preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and the present invention is modified by this concept, and all shall belong to the act of infringing the protection scope of the present invention.

Claims (10)

1. A moon chair, characterized in that: the device comprises a bottom ring pipe, a back support pipe and a support component, wherein the support component is provided with a front foot pipe, a rear foot pipe and a sliding support pipe; the upper end of the rear foot tube is pivoted with the front part of the bottom ring tube, the upper end of the back support tube is pivoted with the rear part of the bottom ring tube, the middle section of the front foot tube is pivoted with the middle section of the rear foot tube, the upper end of the front foot tube is fixedly provided with a rotating connecting piece, the rotating connecting piece is pivoted with the lower end of the back support tube and the upper end of the sliding support tube, the lower end of the sliding support tube is arranged on the rear foot tube in a sliding manner through a sliding sleeve, and the rear foot tube is provided with a fixed sleeve for limiting the movement range of the sliding support tube.

2. The lunar chair according to claim 1, wherein: the rotary connecting piece is provided with an inserting hole, two side plates extend outwards from two sides of the inserting hole, the upper end of the front foot tube is fixedly inserted into the inserting hole, the upper end of the sliding supporting tube is pivoted between the two side plates, and the upper end of the back supporting tube is pivoted outside one side plate.

3. The lunar chair according to claim 1, wherein: the sliding sleeve main part appearance sets up for the U type, sliding sleeve open end and the pin joint of slip stay tube lower extreme, and the sliding sleeve closed end is the pipe structure, and the sliding sleeve closed end cover is established at the back foot pipe.

4. The lunar chair according to claim 1, wherein: the fixed sleeve is of a tubular structure provided with a mounting hole, is sleeved on the rear foot tube and penetrates through the mounting hole through a bolt to fix the fixed sleeve on the rear foot tube.

5. The lunar chair according to claim 1, wherein: the upper end of the rear foot tube is pivoted with the front part of the bottom ring tube through a first U-shaped piece.

6. The lunar chair according to claim 5, wherein: the top surface of the first U-shaped piece is pivoted with the base ring pipe through a first bolt, and the upper end of the rear foot pipe is pivoted between the two side plates of the first U-shaped piece through a second bolt.

7. The lunar chair according to claim 1, wherein: the upper end of the back supporting pipe is pivoted with the rear part of the base ring pipe through a second U-shaped piece.

8. The lunar chair according to claim 7, wherein: the top surface of the second U-shaped piece is pivoted with the foundation ring pipe through a third bolt, and the upper end of the back support pipe is pivoted between two side plates of the second U-shaped piece through a fourth bolt.

9. The lunar chair according to claim 1, wherein: the bottom of the back support pipes on the left side and the right side of the moon chair are connected together through a first cross rod, the back support pipes form a U-shaped structure, and the openings of the back support pipes face upwards.

10. The lunar chair according to claim 1, wherein: the bottoms of front foot tubes on the left side and the right side of the moon chair are connected together through a second cross rod, the front foot tubes form a U-shaped structure, and the openings of the front foot tubes are upward; the bottoms of the rear foot tubes on the left side and the right side of the moon chair are connected together through a third cross rod, the rear foot tubes form a U-shaped structure, and the openings of the rear foot tubes are upward.

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