CN210396512U

CN210396512U - Folding door

Info

Publication number: CN210396512U
Application number: CN201920665137.7U
Authority: CN
Inventors: 陈明俊
Original assignee: Dongguan Hecheng Furniture Co ltd
Current assignee: Dongguan Hecheng Furniture Co ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2020-04-24
Anticipated expiration: 2029-05-09

Abstract

The utility model discloses a folding door belongs to furniture articles for use technical field, including door frame, first folded piece, second folded piece, bolster and two guide rails, two the guide rail is the symmetry and sets up on the door frame, first folded piece and second folded piece all set up between two guide rails to the upper and lower both ends of first folded piece and second folded piece all with two guide rail sliding fit, the left end and the door frame spiro union of first folded piece, the right-hand member of first folded piece and the left end fixed connection of second folded piece, the right-hand member at the second folded piece is installed to the bolster. The utility model discloses a artifical pulling second folded piece slides on two guide rails, and the second folded piece slides and drives first folded piece and slide on two guide rails in step, and the bolster when on the second folded piece removes when contradicting to the door frame, and the folding door is closed, and the bolster has alleviateed the impact force when second folded piece contradicts with the door frame, prevents that the door frame atress from warping, can not influence closed effect.

Description

Folding door

Technical Field

The utility model belongs to the technical field of furniture articles for use technique and specifically relates to a folding door is related to.

Background

The folding door is a furniture term and is mainly suitable for partition purposes and screen purposes in places such as workshops, markets, office buildings, exhibition halls, family decorations and the like, and can be installed and used on inner doors and outer doors. Can effectively play the roles of heat insulation, dust prevention, noise reduction, sound insulation, shielding and the like. The folding door is multi-leaf folding, can be pushed to the side, and occupies less space. The side-hung folding door and the push-pull folding door are separated. The folding door is suitable for openings of various sizes and mainly comprises a door frame, a door leaf, a transmission part, a rotating arm part, a transmission rod, a directional device and the like. When the existing folding door is closed, the door leaf is directly contacted with the door frame to be closed, the door frame is easy to deform under stress, and the closing effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding door to solve among the prior art folding door leaf when closing direct and door frame contact closure, the door frame atress is out of shape easily, influences the technical problem of closed effect.

The utility model provides a folding door, including door frame, first folded piece, second folded piece, bolster and two guide rails, two the guide rail is the symmetry and sets up on the door frame, first folded piece and second folded piece all set up between two guide rails to the upper and lower both ends of first folded piece and second folded piece all with two guide rail sliding fit, the left end and the door frame spiro union of first folded piece, the right-hand member of first folded piece and the left end fixed connection of second folded piece, the right-hand member at the second folded piece is installed to the bolster.

Further, the first folding member comprises a first mounting column, two first sliding columns and two first door leaves, the first mounting column is vertically arranged between the two guide rails, the two first door leaves are symmetrically arranged on the first mounting column, the two first door leaves are hinged with the first mounting column, the two first sliding columns are vertically arranged between the two guide rails, the upper end and the lower end of each first sliding column are in sliding fit with the two guide rails through two first sliding members, one end of each first sliding column is hinged with one end of each first door leaf, which is far away from the first mounting column, the other end of one first sliding column is in threaded connection with the door frame, the other end of the other first sliding column is fixedly connected with the second folding member, each first sliding member comprises a first connecting rod, a first mounting block, a first rotating shaft and two first rolling wheels, the first connecting rod is fixedly connected with the first sliding column, the first mounting block is fixedly connected with the first connecting rod, the first rotating shaft is arranged on the first mounting block, the two first rollers are mounted at two ends of the first rotating shaft, and the two first rollers are in sliding fit with the guide rail.

Further, the second folding member includes a second mounting column, two second sliding columns and two second door leaves, the second mounting column is vertically disposed between the two guide rails, the two second door leaves are symmetrically disposed on the second mounting column, the two second door leaves are both hinged to the second mounting column, the two second sliding columns are vertically disposed between the two guide rails, the upper and lower ends of each second sliding column are in sliding fit with the two guide rails through two second sliding members, one end of each second sliding column is hinged to one end of each second door leaf, which is far away from the second mounting column, the other end of one second sliding column is fixedly connected to one of the first sliding columns, a pull handle is disposed on the other second sliding column, each second sliding member includes a second connecting rod, a second mounting block, a second rotating shaft and two second rollers, the second connecting rod is fixedly connected with the second sliding column, the second mounting block is fixedly connected with the second connecting rod, the second rotating shaft is arranged on the second mounting block, the second rollers are mounted at two ends of the second rotating shaft, and the two second rollers are in sliding fit with the guide rail.

Further, the bolster includes limiting plate, first flexible connecting strip, two spring mount pads and two expanding spring, limiting plate and first flexible connecting strip all set up on the lateral wall of one of them second slip post, be equipped with spacing hole on the limiting plate, two spring mount pad is the symmetry and sets up in the lateral wall of one of them second slip post, two expanding spring respectively with two spring mount pad fixed connection.

Furthermore, two circular grooves which are in one-to-one abutting fit with the two telescopic springs are arranged on the door frame.

Furthermore, a second flexible connecting strip matched with the first flexible connecting strip is arranged on the door frame.

Furthermore, the door frame is provided with an inserting groove which is matched with the limiting plate in an inserting manner.

Furthermore, the door frame is provided with a mounting hole, and the mounting hole extends into the insertion groove.

Compared with the prior art, the beneficial effects of the utility model reside in that:

firstly, the utility model drives one of the second sliding columns to move by manually pulling the handle, because the two ends of the two second door leaves are hinged with the second mounting column and the second sliding column, the two second door leaves are stressed to be straightened and closed, the second sliding piece on the two ends of each second sliding column is reused, the second sliding column also synchronously slides in the two guide rails, the purpose of directional sliding when the second door leaves are closed is achieved, the second sliding column slides to drive one of the first sliding columns fixedly connected with the second sliding columns to move, because the two ends of the two first door leaves are hinged with the first mounting column and the first sliding column, the two first door leaves are stressed to be straightened and closed, the first sliding pieces on the two ends of each first sliding column are reused, the first sliding columns also synchronously slide in the two guide rails, the purpose of directional sliding when the first door leaves are closed is achieved, wherein the other first sliding column is fixed with the doorframe in a screw joint way, prevent that it from removing to influence first door leaf closed, mutually support through second flexible connecting strip and first flexible connecting strip, can alleviate the first impact force of second slip post to the door frame when sliding for the first time, two expanding spring can alleviate the impact force of second slip post to the door frame for the second time, when first door leaf and second door leaf are closed, effectively alleviate the impact force of second slip post to the door frame, prevent that the door frame atress from being out of shape, can not influence closed effect.

And secondly, the utility model discloses a two expanding spring atress reduce in circular groove and spring mount pad, alleviate the impact force of second slip post to the door frame, when opening first door leaf and second door leaf, can provide reaction force simultaneously, and the manual work is opened more laborsavingly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

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

fig. 3 is a schematic three-dimensional structure diagram of the present invention;

fig. 4 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

fig. 6 is a schematic view of a partial three-dimensional structure of the present invention;

fig. 7 is an enlarged view at B in fig. 6.

Reference numerals:

the door frame 1, a circular groove 1a, a second flexible connecting strip 1b, an inserting groove 1c, a mounting hole 1d, a first folding piece 2, a first mounting column 2a, a first sliding column 2b, a first door leaf 2c, a first sliding piece 2d, a first connecting rod 2d1, a first mounting block 2d2, a first rotating shaft 2d3, a first roller 2d4, a second folding piece 3, a second mounting column 3a, a second sliding column 3b, a handle 3b1, a second door leaf 3c, a second sliding piece 3d, a second connecting rod 3d1, a second mounting block 3d2, a second rotating shaft 3d3, a second roller 3d4, a buffer piece 4, a limiting plate 4a, a first flexible connecting strip 4b, a spring mounting seat 4c, a telescopic spring 4d, a limiting hole 4e and a guide rail 5.

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.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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 "center", "upper", "lower", "left", "right", "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.

Referring to fig. 1 to 7, an embodiment of the present invention provides a folding door, including a door frame 1, a first folding member 2, a second folding member 3, a buffering member 4 and two guide rails 5, wherein the two guide rails 5 are symmetrically disposed on the door frame 1, the first folding member 2 and the second folding member 3 are disposed between the two guide rails 5, and upper and lower ends of the first folding member 2 and the second folding member 3 are slidably engaged with the two guide rails 5, a left end of the first folding member 2 is screwed with the door frame 1, a right end of the first folding member 2 is fixedly connected with a left end of the second folding member 3, the buffering member 4 is mounted at a right end of the second folding member 3, the second folding member 3 is manually pulled to slide on the two guide rails 5, the second folding member 3 slides to drive the first folding member 2 to slide on the two guide rails 5 synchronously, when the buffering member 4 on the second folding member 3 moves to be abutted against the door frame 1, when the folding door is closed, the buffer part 4 reduces the impact force generated when the second folding part 3 is abutted against the door frame 1, prevents the door frame 1 from deforming under stress, and does not influence the closing effect.

Specifically, the first folding member 2 includes a first mounting column 2a, two first sliding columns 2b and two first door leaves 2c, the first mounting column 2a is vertically disposed between two guide rails 5, the two first door leaves 2c are symmetrically disposed on the first mounting column 2a, the two first door leaves 2c are hinged to the first mounting column 2a, the two first sliding columns 2b are vertically disposed between the two guide rails 5, the upper and lower ends of each first sliding column 2b are slidably engaged with the two guide rails 5 through two first sliding members 2d, one end of each first sliding column 2b is hinged to one end of each first door leaf 2c away from the first mounting column 2a, the other end of one first sliding column 2b is screwed to the door frame 1, the other end of the other first sliding column 2b is fixedly connected to the second folding member 3, each of the first sliding members 2d includes a first connecting rod 2d1, a first mounting block 2d2, a first rotating shaft 2d3 and two first rollers 2d4, the first connecting rod 2d1 is fixedly connected with the first sliding column 2b, the first mounting block 2d2 is fixedly connected with the first connecting rod 2d1, the first rotating shaft 2d3 is disposed on the first mounting block 2d2, the two first rollers 2d4 are mounted on two ends of the first rotating shaft 2d3, and the two first rollers 2d4 are in sliding fit with the guide rail 5, and by manually pulling the second folding member 3 to move, one of the first sliding columns 2b fixedly connected with the second folding member 3 is driven to move, since two ends of the two first door leaves 2c are hinged to the first mounting column 2a and the first sliding column door leaf 2b, the two first door leaves 2c are forced to be straightened and closed, and then the first sliding members 2d on two ends of each of the first sliding column 2b are utilized, the first sliding columns 2b also synchronously slide in the two guide rails 5, so that the purpose of directional sliding when the first door leaf 2c is closed is achieved, and the other first sliding column 2b is fixed with the door frame 1 in a threaded manner to prevent the first door leaf 2c from being closed due to movement.

Specifically, the second folding member 3 includes a second mounting column 3a, two second sliding columns 3b and two second door leaves 3c, the second mounting column 3a is vertically disposed between two guide rails 5, the two second door leaves 3c are symmetrically disposed on the second mounting column 3a, and the two second door leaves 3c are both hinged to the second mounting column 3a, the two second sliding columns 3b are vertically disposed between the two guide rails 5, and the upper and lower ends of each second sliding column 3b are in sliding fit with the two guide rails 5 through two second sliding members 3d, one end of each second sliding column 3b is hinged to one end of each second door leaf 3c away from the second mounting column 3a, the other end of one second sliding column 3b is fixedly connected to one of the first sliding columns 2b, wherein a handle 3b1 is disposed on the other second sliding column 3b, each of the second sliding members 3d includes a second connecting rod 3d1, a second mounting block 3d2, a second rotating shaft 3d3 and two second rollers 3d4, the second connecting rod 3d1 is fixedly connected with the second sliding column 3b, the second mounting block 3d2 is fixedly connected with the second connecting rod 3d1, the second rotating shaft 3d3 is disposed on the second mounting block 3d2, the two second rollers 3d4 are mounted on both ends of the second rotating shaft 3d3, and the two second rollers 3d4 are in sliding fit with the guide rails 5, one of the second sliding columns 3b is moved by manually pulling the pull handle 3b1, because both ends of the two second door leaves 3c are hinged with the second mounting columns 3a and the second sliding columns 3b, the two second door leaves 3c are straightened and closed, and then the second sliding columns 3d on both ends of each of the second sliding columns 3b are utilized, and the second sliding columns 3b slide in synchronization with the two second sliding columns 5, the purpose of directional sliding when the second door leaf 3c is closed is achieved.

Specifically, the buffer member 4 includes a limiting plate 4a, a first flexible connecting strip 4b, two spring mounting seats 4c and two telescopic springs 4d, the limiting plate 4a and the first flexible connecting strip 4b are both disposed on a sidewall of one of the second sliding columns 3b, a limiting hole 4e is disposed on the limiting plate 4a, the two spring mounting seats 4c are symmetrically disposed in a sidewall of one of the second sliding columns 3b, the two telescopic springs 4d are respectively and fixedly connected with the two spring mounting seats 4c, an impact force of the second sliding column 3b on the door frame 1 during sliding can be primarily relieved through the first flexible connecting strip 4b, the two telescopic springs 4d can secondarily relieve an impact force of the second sliding column 3b on the door frame 1, and when the first door leaf 2c and the second door leaf 3c are closed, an impact force of the second sliding column 3b on the door frame 1 can be effectively relieved, prevent that door frame 1 atress warp, can not influence the closure effect.

Specifically, be equipped with two on the door frame 1 and contradict complex circular groove 1a with two expanding spring 4d one by one, reduce in circular groove 1a and spring mount pad 4c through two expanding spring 4d atresss, alleviate the impact force of second slip post 3b to door frame 1, when opening first door leaf 2c and second door leaf 3c, can provide reaction force simultaneously, the manual work is opened more laborsavingly.

Specifically, be equipped with on the door frame 1 with the first flexible connecting strip 4b second flexible connecting strip 1b of mutually supporting, mutually support through second flexible connecting strip 1b and first flexible connecting strip 4b, can effectively alleviate the impact force of second slip post 3b to door frame 1.

Specifically, an insertion groove 1c which is in insertion fit with the limiting plate 4a is formed in the door frame 1, when the first door leaf 2c and the second door leaf 3c are closed, the limiting plate 4a is inserted into the insertion groove 1c, and preparation is made for limiting and keeping the closed state of the first door leaf 2c and the closed state of the second door leaf 3c in the next step.

Specifically, be equipped with mounting hole 1d on door frame 1, mounting hole 1d extends to in the inserting groove 1c, passes mounting hole 1d with the cylinder after and the spacing hole 4e on the limiting plate 4a is inconsistent through the manual work, has reached the spacing purpose to limiting plate 4a, has effectively kept first door leaf 2c and second door leaf 3c at the closed condition.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A folding door, characterized in that: including door frame (1), first folder (2), second folder (3), bolster (4) and two guide rails (5), two guide rail (5) are the symmetry and set up on door frame (1), first folder (2) and second folder (3) all set up between two guide rails (5) to the upper and lower both ends of first folder (2) and second folder (3) all with two guide rails (5) sliding fit, the left end and the door frame (1) spiro union of first folder (2), the right-hand member of first folder (2) and the left end fixed connection of second folder (3), the right-hand member in second folder (3) is installed in bolster (4).

2. A folding door in accordance with claim 1, wherein: the first folding piece (2) comprises a first mounting column (2a), two first sliding columns (2b) and two first door leaves (2c), the first mounting column (2a) is vertically arranged between two guide rails (5), the two first door leaves (2c) are symmetrically arranged on the first mounting column (2a), the two first door leaves (2c) are hinged with the first mounting column (2a), the two first sliding columns (2b) are vertically arranged between the two guide rails (5), the upper end and the lower end of each first sliding column (2b) are in sliding fit with the two guide rails (5) through two first sliding pieces (2d), one end of each first sliding column (2b) is hinged with one end, far away from the first mounting column (2a), of the two first door leaves (2c), and the other end of one first sliding column (2b) is in threaded connection with the door frame (1), the other end of the other first sliding column (2b) is fixedly connected with the second folding part (3), each first sliding part (2d) comprises a first connecting rod (2d1), a first mounting block (2d2), a first rotating shaft (2d3) and two first rollers (2d4), the first connecting rod (2d1) is fixedly connected with the first sliding column (2b), the first mounting block (2d2) is fixedly connected with the first connecting rod (2d1), the first rotating shaft (2d3) is arranged on the first mounting block (2d2), the two first rollers (2d4) are mounted at two ends of the first rotating shaft (2d3), and the two first rollers (2d4) are in sliding fit with the guide rail (5).

3. A folding door as claimed in claim 2, wherein: the second folding part (3) comprises a second mounting column (3a), two second sliding columns (3b) and two second door leaves (3c), the second mounting column (3a) is vertically arranged between two guide rails (5), the two second door leaves (3c) are symmetrically arranged on the second mounting column (3a), the two second door leaves (3c) are hinged with the second mounting column (3a), the two second sliding columns (3b) are vertically arranged between the two guide rails (5), the upper end and the lower end of each second sliding column (3b) are in sliding fit with the two guide rails (5) through two second sliding parts (3d), one end of each second sliding column (3b) is hinged with one end, far away from the second mounting column (3a), of the two second door leaves (3c), and the other end of one second sliding column (3b) is fixedly connected with one first sliding column (2b), wherein, a handle (3b1) is arranged on the other second sliding column (3b), each second sliding part (3d) comprises a second connecting rod (3d1), a second mounting block (3d2), a second rotating shaft (3d3) and two second rollers (3d4), the second connecting rod (3d1) is fixedly connected with the second sliding column (3b), the second mounting block (3d2) is fixedly connected with the second connecting rod (3d1), the second rotating shaft (3d3) is arranged on the second mounting block (3d2), the two second rollers (3d4) are arranged at two ends of the second rotating shaft (3d3), and the two second rollers (3d4) are in sliding fit with the guide rail (5).

4. A folding door as claimed in claim 3, wherein: bolster (4) include limiting plate (4a), first flexible connecting strip (4b), two spring mount pad (4c) and two expanding spring (4d), limiting plate (4a) and first flexible connecting strip (4b) all set up on the lateral wall of one of them second slip post (3b), be equipped with spacing hole (4e) on limiting plate (4a), two spring mount pad (4c) are the symmetry and set up in the lateral wall of one of them second slip post (3b), two expanding spring (4d) respectively with two spring mount pad (4c) fixed connection.

5. The folding door of claim 4, wherein: the door frame (1) is provided with two circular grooves (1a) which are in one-to-one abutting fit with the two extension springs (4 d).

6. The folding door of claim 4, wherein: and a second flexible connecting strip (1b) matched with the first flexible connecting strip (4b) is arranged on the door frame (1).

7. The folding door of claim 4, wherein: and the door frame (1) is provided with an inserting groove (1c) which is matched with the limiting plate (4a) in an inserting manner.

8. A folding door in accordance with claim 7, wherein: the door frame (1) is provided with a mounting hole (1d), and the mounting hole (1d) extends into the insertion groove (1 c).