CN214963929U - Folding chair frame and folding chair with same - Google Patents
Folding chair frame and folding chair with same Download PDFInfo
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- CN214963929U CN214963929U CN202120407496.XU CN202120407496U CN214963929U CN 214963929 U CN214963929 U CN 214963929U CN 202120407496 U CN202120407496 U CN 202120407496U CN 214963929 U CN214963929 U CN 214963929U
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- folding chair
- backrest
- foot
- chair frame
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Abstract
The utility model discloses a folding chair frame and a folding chair with the folding chair frame, wherein the folding chair frame comprises two groups of connecting rod assemblies which are respectively positioned at two sides and are connected with each other, the two groups of connecting rod assemblies can be close to and away from each other to realize folding and unfolding, and the connecting rod assemblies comprise a backrest pipe, a seat pipe, a front foot pipe and a rear foot pipe; the bottom end of the backrest tube is connected with the rear foot tube in a sliding manner and can rotate relatively; the top end of the front foot tube is connected with the backrest tube in a sliding way and can rotate relatively, and the front foot tube is rotationally connected with the rear foot tube; one end of the seat tube is rotatably connected with the backrest tube and is positioned between the bottom end of the backrest tube and the top end of the front foot tube, and the seat tube and the front foot tube are crossed at a fixed point and can rotate around the fixed point. The folding chair has small volume after being folded and is convenient to take and place.
Description
Technical Field
The utility model relates to the technical field of seats, in particular to a folding chair frame and a folding chair with the folding chair frame.
Background
The folding chair is a light and foldable chair, which is widely used in daily life, and the folding chair is convenient to move and can save space.
Aiming at the folding chair on the market at present, when the folding chair is folded, one end of the back cross pipe slides on the backrest pipe, and after the one end of the backrest pipe and the one end of the seat pipe are combined, the backrest pipe and the seat pipe synchronously slide on the back foot pipe.
In summary, it is a technical problem to be considered by those skilled in the art how to further reduce the volume of the folding chair after folding.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a folding chair frame and folding chair with the folding chair frame, the folding chair is small after folding, and the taking and placing are simple and convenient.
In order to achieve the above purpose, the utility model provides a folding chair frame, which comprises two groups of connecting rod components which are respectively arranged at two sides and are mutually connected, the two groups of connecting rod components can be mutually close to and far away to realize folding and unfolding,
the connecting rod component comprises a backrest tube, a seat tube, a front foot tube and a rear foot tube;
the bottom end of the backrest tube is connected with the rear foot tube in a sliding manner and can rotate relatively;
the top end of the front foot tube is connected with the backrest tube in a sliding way and can rotate relatively, and the front foot tube is rotationally connected with the rear foot tube;
one end of the seat tube is rotatably connected with the backrest tube and is positioned between the bottom end of the backrest tube and the top end of the front foot tube, and the seat tube and the front foot tube are crossed at a fixed point and can rotate around the fixed point.
Optionally, the seat tube is rotatably connected with the front foot tube, the seat tube is rotatably connected with the back tube, and the tail end of the front support tube is slidably connected with the front foot tube and can rotate relative to the front foot tube; the front support tube is rotatably connected with the seat tube.
Optionally, the front support tube is curved, and the upper portion of the front support tube rotates in sequence after bending in the direction of the backrest tube and is connected to the seat tube and the armrest tube.
Optionally, the top end of the front support tube is rotatably connected to the lower surface of the handrail tube, and/or; the front support tube is positioned outside the front foot tube.
Alternatively,
the backrest pipe is connected with a backrest pipe sliding part in a sliding manner, and the backrest pipe sliding part is rotationally connected with the front foot pipe and/or;
the rear foot tube is connected with a rear foot sliding piece in a sliding manner, and the rear foot sliding piece is rotationally connected with the backrest tube and/or;
the front foot pipe is connected with a front foot sliding piece in a sliding mode, and the front foot sliding piece is connected with the front supporting pipe in a rotating mode.
Optionally, the front support tube is rotatably connected with a seat tube connector having a groove capable of supporting the seat tube.
Optionally, two front cross pipes are connected between the two sets of link assemblies, the top ends of the front cross pipes are rotatably connected to the seat pipe connectors, the bottom ends of the front cross pipes are rotatably connected to the front foot pads, and the front foot pads are further rotatably connected to the bottom ends of the front foot pipes.
Optionally, two back cross pipes which are arranged in a cross mode are connected between the two groups of connecting rod assemblies, the top ends of the back cross pipes are rotatably connected to the backrest pipe, the bottom ends of the back cross pipes are rotatably connected to a back foot pad, and the back foot pad is further rotatably connected to the bottom ends of the back foot pipes.
Optionally, a rotational connection between two of said front cross tubes and/or between two of said back cross tubes.
The embodiment of the utility model provides a folding chair, including foretell folding chair frame.
Compared with the prior art, the embodiment of the utility model provides a folding chair frame, the bottom end of the backrest tube and the rear foot tube are connected in a sliding way and can rotate relatively; the top end of the front foot tube is connected with the backrest tube in a sliding way and can rotate relatively, and in addition, the front foot tube is connected with the rear foot tube in a rotating way; thus, when the folding chair frame is folded, the bottom end of the backrest tube moves downwards along the rear foot tube, the top end of the front foot tube moves upwards along the backrest tube, the stroke of the backrest tube is increased, the bottom end of the backrest tube can move to a position close to the bottom end of the rear foot tube, the total height of the folding chair frame is approximately equal to the length of the front foot tube and the partial length of the top end of the backrest tube when the folding chair frame is folded, the folding chair frame is small in size after being folded, and the folding chair frame is convenient to take and place.
The utility model discloses still provide a folding chair with folding chair frame, beneficial effect as above-mentioned, will not be repeated here.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a folding chair frame according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a front view of FIG. 1;
FIG. 5 is a schematic view of the folding chair of FIG. 1 during folding;
FIG. 6 is a side view of the folding chair frame of FIG. 1 after folding;
FIG. 7 is a front view of FIG. 6;
wherein:
the seat frame comprises a rear cross pipe 1, a backrest pipe sliding piece 2, a backrest pipe 3, a handrail rear connecting piece 4, a handrail pipe 5, a seat pipe 6, a rear foot pipe 7, a rear foot sliding piece 8, a handrail front connecting piece 9, a front foot pipe 10, a seat pipe connecting piece 11, a front supporting pipe 12, a front cross pipe 13, a front foot sliding piece 14 and a front foot pad 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The folding chair frame provided by the embodiment of the utility model is shown in the attached drawings 1 to 7 of the specification, and comprises two groups of connecting rod assemblies which are connected with each other to form a main body structure of the folding chair frame, and the two groups of connecting rod assemblies are respectively positioned at two sides; the two groups of connecting rod assemblies can be close to and far away from each other so as to fold and unfold.
The connecting rod assembly comprises a backrest tube 3, a seat tube 6, a rear foot tube 7 and a front foot tube 10, wherein the bottom end of the backrest tube 3 is connected with the rear foot tube 7 in a sliding manner, and the backrest tube 3 and the rear foot tube 7 can rotate relatively; the rear foot tube 7 can be connected with a rear foot sliding part 8 in a sliding manner, the rear foot sliding part 8 is sleeved on the rear foot tube 7, and the rear foot sliding part 8 is rotatably connected with the bottom end of the backrest tube 3; when the heel slide 8 slides along the heel tube 7, both the back tube 3 and the heel slide 8 slide synchronously with respect to the heel tube 7.
The top end of the front foot tube 10 is connected with the backrest tube 3 in a sliding way, the front foot tube and the backrest tube 3 can rotate relatively, the backrest tube 3 can be connected with the backrest tube sliding part 2 in a sliding way, and the backrest tube sliding part 2 is connected with the front foot tube 10 in a rotating way; the backrest tube slider 2 is fitted over the backrest tube 3, and when the backrest tube slider 2 slides relative to the backrest tube 3, both the backrest tube slider 2 and the front leg tube 10 slide synchronously with the backrest tube 3.
The front leg tube 10 is rotatably connected to the rear leg tube 7, the top end of the rear leg tube 7 can be hinged to the middle part of the front leg tube 10, and the front leg tube and the rear leg tube are in a shape like a Chinese character 'in', as shown in the attached figure 2 of the specification.
One end of the seat tube 6 is rotatably connected to the backrest tube 3 and is positioned between the bottom end of the backrest tube 3 and the top end of the front foot tube 10, taking the orientation shown in the attached drawing 2 of the specification as an example, the left end of the seat tube 6 is hinged with the backrest tube 3, and the hinged point is positioned between the rear foot sliding piece 8 and the backrest tube sliding piece 2; wherein, seat pipe 6 can use the duroplasts material to promote the use experience.
The seat tube 6 and the front leg tube 10 are both crossed at a fixed point, and the seat tube 6 and the front leg tube 10 are both rotatable around the fixed point; wherein, the fixed point department can be fixed with the working of plastics, can adopt the riveting to fix between working of plastics and the seat pipe 6, and the working of plastics and seat pipe 6 can rotate for forepoling 10 promptly.
When the folding chair frame is folded, the lower end of the backrest tube 3 slides on the rear foot tube 7 through the rear foot sliding piece 8, and the tail end of the seat tube 6 slides downwards along with the lower end of the backrest tube 3, as shown by the left arrow in figure 5, in combination with the description of figure 5.
The folding chair frame also comprises an armrest tube 5 and a front supporting tube 12, the front end of the armrest tube 5 can be provided with an armrest front connecting piece 9, the rear end of the armrest tube 5 can be provided with an armrest rear connecting piece 4, the armrest front connecting piece 9 is rotationally connected with the front supporting tube 12, and the armrest rear connecting piece 4 is rotationally connected with the backrest tube 3.
The handrail tube 5, the handrail front connecting piece 9 and the handrail rear connecting piece 4 can be regarded as a whole, and can be made of hard plastic materials, so that the use experience is improved.
The handrail tube 5 is positioned above the seat tube 6, and the tail end of the front supporting tube 12 is connected with the front foot tube 10 in a sliding way and can rotate relatively; the front support tube 12 and the seat tube 6 are rotatably connected.
Therefore, the armrest tube 5 can provide support for the arm, in the folding process, the armrest tube 5 and the front support tube 12 can rotate, and the armrest tube 5 and the front support tube 12 are folded towards the direction of the backrest tube 3, so that the volume of the folded armrest tube is reduced.
The front support tube 12 may be curved, and an upper portion of the front support tube 12 is curved in a direction facing the back rest tube 3 and then is rotatably connected to the seat tube 6 and the handle tube 5 in turn.
With reference to the accompanying drawing 5, during the folding process, the bottom end of the front support tube 12 slides upwards along the front foot tube 10, and the front support tube 12 rotates relative to the seat tube 6 and the handrail tube 5, so as to achieve the storage.
The front leg tube 10 is slidably connected with a front leg slider 14, the front leg slider 14 is rotatably connected with the front support tube 12, the front leg tube 10 is slidably provided with the front leg slider 14, the front leg tube 10 is hinged with respect to the front leg slider 14, and the front support tube 12 is hinged with the front leg slider 14 so that the front leg slider 14 rotates with respect to the front leg tube 10 and the front leg slider 14, similarly to the arrangement of the backrest tube slider 2 and the rear leg slider 8 described above.
In order to optimize the structure of the folding chair frame, the top end of the front support tube 12 is rotatably connected to the lower surface of the armrest tube 5, the top end of the front support tube 12 may be hinged with the lower surface of the armrest front connecting member 9, and the front support tube 12 may be positioned outside the front foot tube 10.
The folding chair frame arranged in this way has the advantages that after the folding chair frame is unfolded, the weight borne by the folding chair frame is large, the stress of each part is reasonable, and the service life of the folding chair frame is prolonged.
The front support tube 12 is rotatably connected with a seat tube connector 11, and the seat tube connector 11 has a groove capable of supporting the seat tube 6.
Referring to the description and the attached drawings 1 and 5, the seat tube connecting piece 11 can be provided with a U-shaped groove, one side of the U-shaped groove is hinged to the inner side of the front supporting tube 12, when the folding chair frame is unfolded, the seat tube 6 is positioned in the U-shaped groove, and the seat tube 6 and the seat tube connecting piece 11 are reliably fixed; when the folding chair frame is stored, the seat tube 6 is lifted up compared with the seat tube connecting piece 11.
The seat tube connecting piece 11 can also be hinged with the seat tube 6, namely the front support tube 12, the seat tube 6 and the seat tube connecting piece 11 are hinged on the same rotating shaft, so that the structural reliability of the folding chair frame can be further improved, and the positions of the front support tube 12, the seat tube 6 and the seat tube connecting piece 11 are prevented from being separated from each other.
Two front cross pipes 13 which are arranged in a cross mode are connected between the two groups of connecting rod assemblies, the top ends of the front cross pipes 13 are rotatably connected to the seat pipe connecting pieces 11, the bottom ends of the front cross pipes 13 are rotatably connected to the front foot pads 15, and the front foot pads 15 are further rotatably connected with the bottom ends of the front foot pipes 10.
The two front cross pipes 13 can be arranged in a hinged connection mode or other rotating connection modes so as to enable the two groups of connecting rod assemblies to approach and depart from each other; the front foot pad 15 is used for contacting with the ground, and the front foot pad 15 is respectively hinged with the bottom end of the front foot tube 10 and the bottom end of the front cross tube 13 in different directions, so that the connection relation of all the parts of the folding chair frame is always kept no matter the folding chair frame is unfolded or stored, and the temperature of the structure of the folding chair frame after the folding chair frame is unfolded is reliable in use.
Two back cross pipes 1 which are arranged in a cross mode are connected between the two groups of connecting rod assemblies, and the two back cross pipes 1 are connected in a rotating mode; the top of back cross pipe 1 rotates to be connected in back pipe 3, and back pipe slider 2 can be followed to back pipe slider 2 in the rotatable connection in above-mentioned back pipe slider 2 in the top of back cross pipe 1 promptly, and the bottom of back cross pipe 1 rotates to be connected in the back callus on the sole, and the back callus on the sole still rotates to be connected in the bottom of back foot pipe 7.
The two front cross pipes 13 and the two rear cross pipes 1 can synchronously rotate so as to enable the two groups of connecting rod assemblies to approach and depart from each other; the back callus on the sole is used for with ground contact, and the back callus on the sole articulates respectively in the equidirectional bottom that has back cross pipe 1 and the bottom of back foot pipe 7, and then promotes folding chair frame's structural stability.
The utility model provides a folding chair with a folding chair frame, which comprises the folding chair frame described in the above embodiment; the folding chair may also comprise cloth or the like arranged on the folding chair frame, and the rest of the folding chair may be referred to the prior art and will not be unfolded herein.
The folding chair frame and the folding chair with the folding chair frame provided by the utility model are described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A folding chair frame comprises two groups of connecting rod assemblies which are respectively positioned at two sides and are mutually connected, the two groups of connecting rod assemblies can mutually approach and depart to realize folding and unfolding, and is characterized in that,
the connecting rod component comprises a backrest tube (3), a seat tube (6), a front foot tube (10) and a rear foot tube (7);
the bottom end of the backrest tube (3) is connected with the rear foot tube (7) in a sliding manner and can rotate relatively;
the top end of the front foot tube (10) is connected with the backrest tube (3) in a sliding way and can rotate relatively, and the front foot tube (10) is connected with the rear foot tube (7) in a rotating way;
one end of the seat tube (6) is rotatably connected to the backrest tube (3) and is positioned between the bottom end of the backrest tube (3) and the top end of the front foot tube (10), and the seat tube (6) and the front foot tube (10) are crossed at a fixed point and can rotate around the fixed point.
2. The folding chair frame according to claim 1, characterized in that the folding chair frame further comprises a handrail tube (5) and a front support tube (12) which are rotatably connected, the handrail tube (5) is positioned above the seat tube (6), the handrail tube (5) is rotatably connected to the backrest tube (3), and the end of the front support tube (12) is slidably connected with the front foot tube (10) and can rotate relatively; the front support tube (12) is rotatably connected to the seat tube (6).
3. A folding chair frame according to claim 2, characterised in that the front support tube (12) is curved in particular, the upper part of the front support tube (12) being connected to the seat tube (6) and the armrest tube (5) in turn in a manner such that it is curved in the direction towards the backrest tube (3).
4. A folding chair frame according to claim 3, characterized in that the top end of the front support tube (12) is pivotally connected to the lower surface of the rest tube (5) and/or; the front support tube (12) is positioned outside the front leg tube (10).
5. The folding chair frame of claim 2,
the backrest tube (3) is connected with a backrest tube sliding part (2) in a sliding manner, and the backrest tube sliding part (2) is rotationally connected with the front foot tube (10) and/or;
the rear foot tube (7) is connected with a rear foot sliding piece (8) in a sliding manner, and the rear foot sliding piece (8) is rotationally connected with the backrest tube (3) and/or;
the front foot pipe (10) is connected with a front foot sliding piece (14) in a sliding mode, and the front foot sliding piece (14) is connected with the front supporting pipe (12) in a rotating mode.
6. A folding chair frame according to any of claims 2-5, characterized in that the front support tube (12) is pivotally connected with a seat tube connection (11), the seat tube connection (11) having a recess capable of supporting the seat tube (6).
7. A folding chair frame according to claim 6, characterized in that two front cross pipes (13) are connected between the two sets of connecting rod assemblies and arranged in a cross manner, the top ends of the front cross pipes (13) are rotatably connected to the seat pipe connecting pieces (11), the bottom ends of the front cross pipes (13) are rotatably connected to the front foot pads (15), and the front foot pads (15) are also rotatably connected to the bottom ends of the front foot pipes (10).
8. A folding chair frame according to claim 7, characterized in that two rear cross tubes (1) are connected between two sets of said connecting rod assemblies and arranged crosswise, the top ends of said rear cross tubes (1) are rotatably connected to said backrest tube (3), the bottom ends of said rear cross tubes (1) are rotatably connected to rear foot pads, and said rear foot pads are also rotatably connected to the bottom ends of said rear foot tubes (7).
9. Folding chair frame according to claim 8, characterised in that the connection between two of said front cross tubes (13) and/or between two of said rear cross tubes (1) is rotational.
10. A folding chair, characterised in that it comprises a folding chair frame according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120407496.XU CN214963929U (en) | 2021-02-24 | 2021-02-24 | Folding chair frame and folding chair with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120407496.XU CN214963929U (en) | 2021-02-24 | 2021-02-24 | Folding chair frame and folding chair with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214963929U true CN214963929U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120407496.XU Active CN214963929U (en) | 2021-02-24 | 2021-02-24 | Folding chair frame and folding chair with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214963929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078232A1 (en) * | 2022-10-11 | 2024-04-18 | 浙江泰普森实业集团有限公司 | Bundled folding chair frame and folding chair having same |
-
2021
- 2021-02-24 CN CN202120407496.XU patent/CN214963929U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078232A1 (en) * | 2022-10-11 | 2024-04-18 | 浙江泰普森实业集团有限公司 | Bundled folding chair frame and folding chair having same |
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