CN215291985U

CN215291985U - Locking structure and folding door with same

Info

Publication number: CN215291985U
Application number: CN202120456126.5U
Authority: CN
Inventors: 吕跃龙
Original assignee: Dongguan Juhui Sanitary Ware Co ltd
Current assignee: Dongguan Juhui Sanitary Ware Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-12-24
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses a locking structure and have its folding door, including framework, flabellum and locking structure, the flabellum is equipped with at least two, but rotates relatively between the adjacent flabellum and connect, and one side pivot of one of them flabellum (first flabellum) is installed in the framework, and the opposite side slidable mounting of another flabellum (second flabellum) can slide in the length direction of framework in the framework, locking structure locates between the adjacent flabellum, when the flabellum is in the closed condition, locking structure can lock the flabellum in the framework. The frame body and the fan blade (namely the second fan blade) are respectively provided with the guide rail and the guide pulley, so that the second fan blade drives the first fan blade to stably slide, and the conditions of derailment and rail clamping can be effectively avoided; and meanwhile, a locking structure is arranged between the first fan blade and the second fan blade, so that when the fan blades are in a closed state, the fan blades are stably locked in the frame body through the limiting action of the guide rail, the guide pulley and the locking structure.

Description

Locking structure and folding door with same

Technical Field

The utility model relates to a door leaf field, in particular to locking structure and have its folding door.

Background

The folding door is a furniture term, is mainly suitable for the partition purposes of places such as workshops, markets, office buildings, exhibition halls and family decorations, can also be called as a folding door or a worker door, can be used as a door, a glass shower room door and the like, and can effectively play roles in insulating temperature, preventing dust, reducing noise, insulating sound, shielding and the like.

However, the conventional folding door has a problem that a locking structure is unstable when the blades are closed, and if abnormal force is applied (for example, wind force is large), the adjacent blades are likely to be abnormally opened, or the locking structure is loosened. In addition, when the fan blades need to be opened and folded, the fan blades cannot slide smoothly, and the condition of rail clamping or derailment is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a folding door, aim at making the folding door flabellum can close firmly, and lock stable in structure, the folding door flabellum is comparatively smooth when sliding in the framework simultaneously.

In order to achieve the above object, the present invention provides a locking structure, including:

the rotating shaft is rotatably arranged at the pivot;

a locking groove;

and one end of the locking pin is pivotally arranged on the rotating shaft, the locking pin deviates from the axis of the rotating shaft, and the rotating shaft is rotated to drive the other end of the locking pin to slide between a position where the locking pin is inserted into the locking groove and a position where the locking pin exits from the locking groove.

Preferably, the rotating shaft is fixedly provided with a mounting part extending outwards, and the locking pin is pivotally mounted on the mounting part.

Preferably, the rotating shaft is pivotally provided with two locking pins, and the two locking pins are arranged in a staggered manner, and the end far away from the rotating shaft faces oppositely.

Preferably, the rotating shaft part extends out of the middle frame and is connected with a handle.

A folding door, comprising:

a frame body;

the fan blades are at least two, the adjacent fan blades can be relatively and rotatably connected, one side of one fan blade is pivotally arranged on the frame body, and the other side of the other fan blade is slidably arranged on the frame body and can slide along the length direction of the frame body;

the locking structure is arranged between the adjacent fan blades, and when the fan blades are in a closed state, the locking structure can lock the fan blades on the frame body.

Preferably, adjacent fan blades are relatively rotatably connected through a middle frame, and the locking structure is arranged in the middle frame or the fan blades.

Preferably, the upper side of the frame body and/or the guide rail are/is provided with guide pulleys matched with the guide rail, and the guide pulleys are abutted to the side wall of the guide rail.

Preferably, the guide pulley is arranged on the connecting piece, and one end of the connecting piece, which is far away from the guide pulley, is pivotally arranged on the fan blade; the guide pulley is made of metal materials and is provided with at least two guide pulleys.

Preferably, screens are arranged on two sides of the middle frame, and hook parts matched with the screens are arranged on the side edges of the fan blades; a blocking part is arranged on one side of the middle frame, which is far away from the clamping position, and a limiting part matched with the blocking part is arranged on the side edge of the fan blade; the fan blade and the middle frame are matched with the hook part through the clamping position to rotate relatively.

Preferably, the side of the fan blade contacting with the frame body is provided with an elastic sealing piece.

The technical proposal of the utility model is that the frame body and the fan blade (namely the second fan blade) are respectively provided with the guide rail and the guide pulley, thereby ensuring that the second fan blade drives the first fan blade to slide stably and effectively avoiding the conditions of derailment and rail clamping; meanwhile, a locking structure is arranged between the first fan blade and the second fan blade, so that when the fan blades are in a closed state, the fan blades are stably locked in the frame body through the limiting effect of the guide rail, the guide pulley and the locking structure, and the opening and the closing are convenient.

Drawings

FIG. 1 is a perspective view of the hidden frame of the present invention;

fig. 2 is a schematic structural view (depression view) of the present invention;

FIG. 3 is a perspective view of the locking mechanism;

FIG. 4 is a schematic plan view of the locking arrangement;

fig. 5 is a schematic view of the operation of the present invention.

In the figure, 1 is a frame body, 2 is a fan blade, 21 is a first fan blade, 22 is a second fan blade, 23 is a middle frame, 31 is a rotating shaft, 32 is a locking pin, 33 is a locking groove, 34 is an installation piece, 35 is a handle, 41 is a guide rail, 42 is a guide pulley, 43 is a connecting piece, 51 is a clamping position, 52 is a hook part, 61 is a blocking part, and 62 is a limiting part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 5, a folding door includes:

a frame body 1 (door frame);

the fan blades 2 (door leaves), the fan blades 2 are at least two, the adjacent fan blades 2 can be relatively rotatably connected, one side of one fan blade 2 (defined as a first fan blade 21) is pivotally installed on the frame 1, and the other side of the other fan blade 2 (defined as a second fan blade 22) is slidably installed on the frame 1 and can slide along the length direction of the frame 1;

and the locking structure is arranged between the adjacent fan blades 2, and when the fan blades 2 are in a closed state, the locking structure can lock the fan blades 2 on the frame body 1.

The frame body 1 and the fan blade 2 (i.e. the second fan blade 22) are respectively provided with the guide rail 41 and the guide pulley 42, so that the second fan blade 22 is ensured to drive the first fan blade 21 to stably slide, and the conditions of derailment and rail clamping can be effectively avoided; meanwhile, a locking structure is arranged between the first fan blade 21 and the second fan blade 22, so that when the fan blades 2 are in a closed state, the fan blades 2 are stably locked on the frame body 1 through the limiting effects of the guide rail 41, the guide pulley 42 and the locking structure.

When three blades 2 are provided, the locking structure is two (i.e. N-1), although it can be specifically adjusted according to the actual situation.

In the embodiment of the present invention, the adjacent fan blades 2 are connected by the relative rotation of the middle frame 23, the locking structure is disposed in the middle frame 23 or the fan blades 2, wherein in the embodiment of the present invention, the locking structure is disposed in the middle frame 23.

The embodiment of the utility model provides an in, framework 1 upside and/or be equipped with guide rail 41, flabellum 2 is equipped with and leads pulley 42 with guide rail 41 matched with, lead pulley 42 and guide rail 41's lateral wall and offset, offset through leading pulley 42 and guide rail 41, reduced interval between the two, effectively avoided flabellum 2's swing, certainly also can set up the damping fin at leading pulley 42, can make flabellum 2 slide when the relevant position, can stop.

Specifically, the guide pulley 42 is arranged on a connecting piece 43, and one end of the connecting piece 43, which is far away from the guide pulley 42, is pivotally mounted on the fan blade 2; the guide pulleys 42 are made of metal materials and are provided with at least two guide pulleys, the durability of the guide pulleys 42 can be ensured by arranging the guide pulleys 42 to be made of metal, and the friction between the guide pulleys 42 and the guide rails 41 is smaller; meanwhile, the guide wheels are arranged into two guide wheels, so that smooth sliding of the fan blades 2 can be guaranteed, deviation cannot be generated, the problem of derailment or rail clamping is avoided, and the two guide rails 41 form relative limitation.

In the embodiment of the present invention, two sides of the middle frame 23 are provided with the locking portions 51, and the side edge of the fan blade 2 is provided with the hook portions 52 matching with the locking portions 51; a blocking part 61 is arranged on one side of the middle frame 23 far away from the blocking position 51, and a limiting part 62 matched with the blocking part 61 is arranged on the side edge of the fan blade 2; the fan blade 2 and the middle frame 23 are matched with each other to rotate relatively through the clamping position 51 and the hook portion 52, the side edge of the fan blade 2 is inserted into the middle frame 23, and installation is completed, wherein the installation of the middle frame 23 and the fan blade 2 is the prior art, and repeated description is omitted here.

Specifically, the locking structure includes a rotating shaft 31 pivotally mounted on the middle frame 23, a locking pin 32 pivotally mounted on one end of the rotating shaft 31, and a locking groove 33 disposed on the frame 1, the locking pin 32 is offset from the axis of the rotating shaft 31, the other end of the locking pin 32 can slide between a position inserted in the locking groove 33 and a position withdrawn from the locking groove 33, the locking pin 32 and the rotating shaft 31 are offset, the rotating shaft 31 is rotated to drive the locking pin 32 to slide up and down, and the locking pin 32 is slidably mounted on the middle frame 23, so that the locking pin 32 can slide stably.

More specifically, the cross section of the rotating shaft 31 is rectangular, the rotating shaft 31 is fixedly provided with a mounting part 34 extending outwards, the locking pins 32 are pivotally mounted on the mounting part 34, and when two locking pins 32 are provided, each locking pin 32 is respectively located at two sides of the mounting part 34 and respectively located at one side of the fan blade 2 (i.e. the joint end of the middle frame 23 and the fan blade 2).

Further, two locking pins 32 are pivotally installed on the rotating shaft 31, the two locking pins 32 are arranged in a staggered manner, one end of the rotating shaft 31 away from the rotating shaft is towards the upper side and the lower side of the frame body 1 respectively, and the two locking pins 32 are arranged to ensure that the fan blades 2 are more stable when being in a closed state, namely, the upper side and the lower side of the fan blades 2 are locked on the frame body. And the locking pin 32 is arranged at the joint end of the middle frame 23 and the fan blade 2, thereby limiting the movement of the fan blade 2.

In the embodiment of the present invention, the rotating shaft 31 partially extends out of the middle frame 23 and is connected to the handle 35, and the opening or unlocking of the locking structure can be facilitated by the arrangement of the handle 35.

The embodiment of the utility model provides an in, the side that flabellum 2 and framework 1 contacted is equipped with elastic sealing element, and wherein elastic sealing element can be waterproof rubber strip or joint strip to can realize relative leakproofness when guaranteeing that flabellum 2 is in the closed condition, wherein play the effect of syllable-dividing and water proof.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A locking structure, comprising:

the rotating shaft is rotatably arranged at the pivot;

a locking groove;

2. The locking structure of claim 1, wherein: the pivot is fixed to be equipped with the installed part of outside extension, the locking pin pivot is installed on the installed part.

3. The locking structure of claim 1, wherein: two locking pins are pivotally mounted on the rotating shaft, the two locking pins are arranged in a staggered mode, and the direction of one end far away from the rotating shaft is opposite.

4. The locking structure of claim 1, wherein: the rotating shaft part extends out of the middle frame and is connected with a handle.

5. A folding door, comprising:

a frame body;

the locking structure of any one of claims 1 to 4, wherein the locking structure is provided between adjacent leaves, and the locking structure is adapted to lock the leaves to the frame when the leaves are in the closed position.

6. The folding door of claim 5, wherein: the adjacent fan blades are connected through the middle frame in a relative rotating mode, and the locking structure is arranged in the middle frame or the fan blades.

7. The folding door of claim 5, wherein: the frame upside and/or be equipped with the guide rail, the flabellum is equipped with and leads the pulley with guide rail matched with, it offsets with the lateral wall of guide rail to lead the pulley.

8. The folding door of claim 7, wherein: the guide pulley is arranged on the connecting piece, and one end of the connecting piece, which is far away from the guide pulley, is pivotally arranged on the fan blade; the guide pulley is made of metal materials and is provided with at least two guide pulleys.

9. The folding door of claim 6, wherein: screens are arranged on two sides of the middle frame, and hook parts matched with the screens are arranged on the side edges of the fan blades; a blocking part is arranged on one side of the middle frame, which is far away from the clamping position, and a limiting part matched with the blocking part is arranged on the side edge of the fan blade; the fan blade and the middle frame are matched with the hook part through the clamping position to rotate relatively.

10. The folding door of claim 5, wherein: and elastic sealing parts are arranged on the side edges of the fan blades, which are in contact with the frame body.