Structure for converting movable door into folding door

Abstract

The utility model belongs to the technical field of furniture building materials, and particularly relates to a structure for converting a moving door into a folding door, which comprises an upper guide rail, a lower guide rail, a first door plate, a second door plate, a spring hinge, an upper hanging wheel device and a sliding connection device, the top of the first door plate and the top of the second door plate are both provided with the upper hanging wheel devices, and the bottom of the first door plate and the bottom of the second door plate are both provided with the sliding connection devices. The upper hanging wheel device and the sliding connection device are connected with the upper guide rail and the lower guide rail in a sliding mode respectively, and the upper hanging wheel device and the sliding connection device are provided with an upper locking piece used for locking and a lower limiting piece used for limiting respectively. The sliding door and the folding door can be accurately and directly switched by adjusting the upper locking piece.

Description

Technical Field

[0001] The utility model belongs to the technical field of furniture and building materials, and in particular relates to a movable door conversion folding door structure. Background Art

[0002] Folding doors are mainly suitable for partition and screen purposes in workshops, shopping malls, office buildings, showrooms and home decoration. Both inner and outer doors can be installed and used, and can effectively play the role of temperature insulation, dust prevention, noise reduction and sound insulation, shielding, etc. Moving doors, also called moving partition doors or track partition doors, have the characteristics of easy installation, reusability, industrial production, fire prevention, and environmental protection. In the prior art, the folding door or the moving door each realizes its characteristic function through the setting of relevant structures, so as to facilitate the distinguishing use. By setting a conversion structure, the door panel has the characteristics of a moving door and a folding door at the same time, and can be switched freely according to needs. However, the conversion structure in the prior art is used to switch the function of the door panel, but there is a technical problem that the structure is too simple and the switching is inconvenient. Utility Model Content

[0003] The utility model aims to provide a movable door conversion folding door structure, aiming to solve the technical problem that the movable door conversion folding door structure in the prior art is too simple in structure and inconvenient to switch.

[0004] To achieve the above-mentioned purpose, an embodiment of the utility model provides a sliding door conversion folding door structure, comprising an upper guide rail, a lower guide rail, a first door panel, a second door panel, a spring hinge, an upper hanging wheel device and a sliding connection device, the two ends of the spring hinge are respectively connected to the edges of the first door panel and the second door panel to form a rotatably connected door panel as a whole, and there are several spring hinges, the top of the first door panel and the second door panel are both provided with the upper hanging wheel device, the bottom of the first door panel and the second door panel are both provided with the sliding connection device, the upper hanging wheel device and the sliding connection device are respectively slidably connected to the upper guide rail and the lower guide rail, and the upper hanging wheel device and the sliding connection device are respectively provided with an upper locking member for locking the conversion between the folding door and the sliding door and a lower limit member for positioning to prevent the sliding connection device from swinging.

[0005] Preferably, the sliding connection device also includes a rotating shaft and a slider, the two rotating shafts are respectively fixedly installed on the bottom of the first door panel and the second door panel, the slider is slidably installed on the lower guide rail, the bottom of the rotating shaft is rotatably installed on the slider, and the lower limit member is movably installed on the slider for limiting the slider.

[0006] Preferably, the lower limit member includes a lower limit nut and a limit plate, one end of the lower limit nut passes through the slider and is rotatably connected to the slider, the limit plate is threadedly connected to the bottom end of the lower limit nut, and the limit plate is located below the slider.

[0007] Preferably, two side surfaces of the limiting plate are respectively arranged adjacent to two inner side surfaces of the lower guide rail.

[0008] Preferably, a mounting groove is provided on the top of the sliding block, and the rotating shaft is rotatably mounted in the mounting groove.

[0009] Preferably, the sliding block is provided with an inclined surface extending to the bottom surface of one end portion, and the inclined surface is connected to the mounting groove.

[0010] Preferably, the upper hanging wheel device includes an installation body, a sliding device and a connecting rod. The two installation bodies are respectively fixedly installed on the top of the first door panel and the second door panel. The sliding device is slidably installed in the upper guide rail. One end of the connecting rod can be raised and lowered and connected to the sliding device. The other end of the connecting rod is rotatably connected to the installation body. The upper locking piece is movably installed on the sliding device to lock the sliding device.

[0011] Preferably, the sliding device includes a main body, an adjusting rod, a bevel gear and a plurality of roller groups, the bevel gear is rotatably installed in the main body, one end of the connecting rod is passed through the main body and threadedly connected with the bevel gear, the adjusting rod is tiltably rotatably installed on the main body, and one end of the adjusting rod is threadedly connected to the bevel gear, each of the roller groups is rotatably installed on the main body, and each of the roller groups is slidably abutted against the upper guide rail.

[0012] Preferably, a guide block is provided at the end of the connecting rod, and the guide block is slidably connected to the inside of the body.

[0013] The above one or more technical solutions in the structure of a movable door converted into a folding door provided by the embodiment of the utility model have at least one of the following technical effects:

[0014] The utility model discloses a sliding door conversion folding door structure which is assembled by an upper guide rail, a lower guide rail, a first door panel, a second door panel, a spring hinge, an upper hanging wheel device and a sliding connection device, wherein the spring hinge is respectively connected to the first door panel and the second door panel at both ends so that the first door panel or the second door panel can rotate around the bearing of the spring hinge, and at the same time, through the connection of the spring hinge, the first door panel and the second door panel are combined to form a complete door panel as a whole, and the spring hinge is unfolded by utilizing the recovery characteristic of the spring hinge so that the folded first door panel and the second door panel can restore to a straight state again, and the door panels are further extended and connected by the spring hinge according to assembly requirements, and the sliding connection device is arranged below the first door panel and the second door panel, and the lower limit piece on the sliding connection device is used to prevent the sliding connection device from swinging when assisting the movement of the first door panel and the second door panel, and the upper hanging wheel device is arranged on the first door panel and the second door panel, and the upper hanging wheel device is adjusted by adjusting the upper hanging wheel The upper locking piece on the device is used to switch the first door panel and the second door panel between a folding door opened in one direction and a sliding door or a folding door at any position. When the upper locking piece is locked, the upper hanging wheel device is fixedly connected to the upper guide rail, and the upper hanging wheel device can realize a single-direction fixed-point rotation around itself of the first door panel or the second door panel, so that the first door panel and the second door panel can be folded and rotated. After loosening the upper locking piece, the first door panel or the second door panel can slide or rotate and fold around the rotation point of the upper hanging wheel device while sliding, so as to achieve free switching between the folding door and the sliding door. Through the above-mentioned structural setting, a sliding door conversion folding door structure in the present application can adjust the upper locking piece and the lower limit piece on the upper hanging wheel device and the sliding connection device to prevent the sliding connection device from swinging on the one hand, and change the connection relationship between the upper hanging wheel device and the upper guide rail on the other hand, so as to freely switch between the sliding door and the folding door. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 An exploded view of a movable door-to-folding door structure provided in an embodiment of the utility model.

[0017] Figure 2 This is a rendering of a hanging wheel device for converting a movable door into a folding door structure provided in an embodiment of the utility model.

[0018] Figure 3A structural view of a sliding device for converting a movable door into a folding door structure provided in an embodiment of the utility model.

[0019] Figure 4 This is a rendering of a sliding connection device for converting a movable door into a folding door structure provided in an embodiment of the utility model.

[0020] Among them, the reference numerals in the figure are:

[0021] 10—upper rail 20—lower rail 30—first door panel

[0022] 40 - second door panel 50 - spring hinge 60 - upper hanging wheel device

[0023] 61—Mounting body 62—Connecting rod 63—Sliding device

[0024] 64—upper locking member 70—sliding connection device 71—rotating shaft

[0025] 72—slider 73—lower locking piece 621—guide block

[0026] 631—main body 632—adjusting rod 633—bevel gear

[0027] 634—roller assembly 721—installation slot 731—lower locking nut

[0028] 732—Locking plate. DETAILED DESCRIPTION

[0029] The following describes the embodiments of the present invention in detail. Figures 1 to 4 , wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the utility model, and should not be construed as limiting the utility model.

[0030] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0032] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0033] In one embodiment of the present invention, Figures 1 to 4 As shown, a movable door conversion folding door structure is provided, comprising an upper guide rail 10, a lower guide rail 20, a first door panel 30, a second door panel 40, a spring hinge 50, an upper hanging wheel device 60 and a sliding connection device 70, wherein the two ends of the spring hinge 50 are respectively connected to the edges of the first door panel 30 and the second door panel 40 to form a rotatably connected door panel as a whole, and the spring hinge 50 is unfolded by utilizing the recovery characteristics of the spring hinge 50, so that the folded first door panel 30 and the second door panel 40 can be restored to a straight state again, and a plurality of spring hinges 50 are provided, the tops of the first door panel 30 and the second door panel 40 are both provided with an upper hanging wheel device 60, the bottoms of the first door panel 30 and the second door panel 40 are both provided with a sliding connection device 70, and the upper hanging wheel device 60 and The sliding connection device 70 is slidingly connected to the upper guide rail 10 and the lower guide rail 20 respectively. The upper hanging wheel device 60 and the sliding connection device 70 are respectively provided with an upper locking member 64 for locking the conversion between the folding door and the moving door and a lower limit member 73 for positioning to prevent the sliding connection device 70 from swinging. By locking the upper locking member 64 with the upper guide rail 10, the connection state between the upper hanging wheel device 60 and the upper guide rail 10 is changed, so that the first door panel 30 or the second door panel 40 can rotate or slide in a single direction or rotate and fold around the rotation point of the upper hanging wheel device 60 while sliding. By setting the lower limit member 73, the connection relationship between the main body of the sliding connection device 70 and the lower guide rail 20 can be prevented from swinging.

[0034] A movable door conversion folding door structure in the utility model is assembled by an upper guide rail 10, a lower guide rail 20, a first door panel 30, a second door panel 40, a spring hinge 50, an upper hanging wheel device 60 and a sliding connection device 70, wherein the spring hinge 50 is respectively connected to the first door panel 30 and the second door panel 40 at both ends to realize the rotation of the first door panel 30 or the second door panel 40 around the bearing of the spring hinge 50, and at the same time, through the connection of the spring hinge 50, the first door panel 30 and the second door panel 40 are combined to form a complete door panel as a whole, and the door panels are further extended and connected through the spring hinge 50 according to assembly requirements. The sliding connection device 70 is arranged below the first door panel 30 and the second door panel 40, and the lower limit member 73 on the sliding connection device 70 is manipulated to prevent the sliding connection device 70 from swinging when assisting the movement of the first door panel 30 and the second door panel 40, and the upper hanging wheel device 60 is arranged on the first door panel 30 and the second door panel 40, and the upper locking member 64 on the upper hanging wheel device 60 is adjusted to cut The first door panel 30 and the second door panel 40 are switched between a folding door opened in one direction and a sliding door or a folding door at any position. When the locking member 64 is locked, the upper hanging wheel device 60 is fixedly connected to the upper guide rail 10. The upper hanging wheel device 60 can realize a single-direction fixed-point rotation around itself for the first door panel 30 or the second door panel 40, so that the first door panel 30 and the second door panel 40 can be folded and rotated. After loosening the upper locking member 64, the first door panel 30 or the second door panel 40 can slide or slide and rotate and fold around the rotation point of the upper hanging wheel device 60 at the same time, so as to achieve free switching between the folding door and the sliding door. Through the above-mentioned structural setting, a sliding door conversion folding door structure in the present application can adjust the upper locking member 64 and the lower limit member 73 on the upper hanging wheel device 60 and the sliding connection device 70, on the one hand, to prevent the sliding connection device 70 from swinging, and on the other hand, to change the connection relationship between the upper hanging wheel device 60 and the upper guide rail 10, so as to freely switch between the sliding door and the folding door.

[0035] In another embodiment of the present invention, Figure 1 and Figure 4 As shown, the sliding connection device 70 also includes a rotating shaft 71 and a slider 72. The two rotating shafts 71 are fixedly installed on the bottom of the first door panel 30 and the second door panel 40 respectively. The slider 72 is slidably installed on the lower guide rail 20. The bottom of the rotating shaft 71 is rotatably installed on the slider 72. The lower limit member 73 is movably installed on the slider 72 for limiting the slider 72. Through the setting of the rotating shaft 71, the slider 72 is prevented from swinging after the lower limit member 73 limits the slider 72.

[0036] In another embodiment of the present invention, Figure 1 and Figure 4As shown, the lower limit member 73 includes a lower limit nut 731 and a limit plate 732, one end of the lower limit nut 731 passes through the slider 72 and is rotatably connected to the slider 72, the limit plate 732 is threadedly connected to the bottom end of the lower limit nut 731, the limit plate 732 is located below the slider 72, the limit plate 732 is tightly attached to the inner bottom surface of the lower guide rail 20, the limiting relationship between the limit plate 732 and the lower guide rail 20, combined with the sliding connection between the slider 72 and the lower guide rail 20, can effectively prevent the slider 72 from swinging.

[0037] In another embodiment of the present invention, Figure 1 and Figure 4 As shown, the two side surfaces of the limit plate 732 are respectively arranged adjacent to the two inner side surfaces of the lower guide rail 20. When adjusting the locking nut, the relationship between the limit plate 732 and the inner wall of the lower guide rail 20 is adjusted to limit one end of the slider 72 to prevent the slider 72 from swinging.

[0038] In another embodiment of the present invention, Figure 1 and Figure 4 As shown, a mounting groove 721 is provided on the top of the slider 72 , and the rotating shaft 71 is rotatably mounted in the mounting groove 721 , and the rotating shaft 71 is accurately mounted in the mounting groove 721 .

[0039] In another embodiment of the present invention, Figure 1 and Figure 4 As shown, the slider 72 is provided with an inclined surface extending to the bottom surface of one end, and the inclined surface is connected to the mounting groove 721, which can effectively prevent the movement of the slider 72 from being affected by foreign objects.

[0040] In another embodiment of the present invention, Figures 1 to 3 As shown, the upper hanging wheel device 60 includes a mounting body 61, a sliding device 63 and a connecting rod 62. The two mounting bodies 61 are respectively fixedly mounted on the top of the first door panel 30 and the second door panel 40. The sliding device 63 is slidably mounted in the upper guide rail 10. One end of the connecting rod 62 can be raised and lowered to be connected to the sliding device 63. The other end of the connecting rod 62 is rotatably connected to the mounting body 61. The upper locking member 64 is movably mounted on the sliding device 63 to lock the sliding device 63. Through the rotational connection between the connecting rod 62 and the mounting body 61, the first door panel 30 and the second door panel 40 can be switched between a folding door and a sliding door.

[0041] In another embodiment of the present invention, Figures 1 to 3As shown, the sliding device 63 includes a main body 631, an adjusting rod 632, a bevel gear 633 and a plurality of roller groups 634. The bevel gear 633 is rotatably installed in the main body 631. One end of the connecting rod 62 is passed into the main body 631 and is threadedly connected with the bevel gear 633. The adjusting rod 632 is tiltably rotatably installed on the main body 631, and one end of the adjusting rod 632 is threadedly connected with the bevel gear 633. Each roller group 634 is rotatably installed on the main body 631, and each roller group 634 is slidably abutted against the upper guide rail 10. The bevel gear 633 is driven to rotate by rotating the adjusting rod, and the connecting rod 62 threadedly connected with the bevel gear 633 is driven to move back and forth to adjust the length, so that the assembly of the first door panel 30 and the second door panel 40 is more suitable.

[0042] In another embodiment of the present invention, Figures 1 to 3 As shown, a guide block 621 is provided at the end of the connecting rod 62 , and the guide block 621 is slidably connected to the inside of the body 631 , and the connecting rod 62 in motion is positioned by the guide block 621 to prevent the connecting rod 62 from rotating and affecting the adjustment efficiency of the connecting rod 62 .

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sliding door conversion folding door structure, characterized in that: It includes an upper guide rail, a lower guide rail, a first door panel, a second door panel, a spring hinge, an upper hanging wheel device and a sliding connection device, the two ends of the spring hinge are respectively connected to the edges of the first door panel and the second door panel to form a rotatably connected door panel as a whole, and there are several spring hinges. The top of the first door panel and the second door panel are both provided with the upper hanging wheel device, and the bottom of the first door panel and the second door panel are both provided with the sliding connection device. The upper hanging wheel device and the sliding connection device are respectively slidably connected to the upper guide rail and the lower guide rail, and the upper hanging wheel device and the sliding connection device are respectively provided with an upper locking member for locking the conversion between the folding door and the moving door and a lower limit member for positioning to prevent the sliding connection device from swinging.

2. A sliding door conversion folding door structure according to claim 1, characterized in that: The sliding connection device also includes a rotating shaft and a slider. The two rotating shafts are fixedly installed on the bottom of the first door panel and the second door panel respectively. The slider is slidably installed on the lower guide rail. The bottom of the rotating shaft is rotatably installed on the slider. The lower limit member is movably installed on the slider for limiting the slider.

3. The sliding door-to-folding door structure according to claim 2, characterized in that: The lower limit member includes a lower limit nut and a limit plate, one end of the lower limit nut passes through the slider and is rotatably connected to the slider, the limit plate is threadedly connected to the bottom end of the lower limit nut, and the limit plate is located below the slider.

4. The sliding door-to-folding door structure according to claim 3, characterized in that: The two side surfaces of the limiting plate are respectively arranged adjacent to the two inner side surfaces of the lower guide rail.

5. The sliding door-to-folding door structure according to claim 2, characterized in that: The top of the sliding block is provided with a mounting groove, and the rotating shaft is rotatably mounted in the mounting groove.

6. The sliding door-to-folding door structure according to claim 5, characterized in that: The sliding block is provided with an inclined surface extending to the bottom surface of one end portion, and the inclined surface is connected to the mounting groove.

7. The sliding door-to-folding door structure according to claim 1, characterized in that: The upper hanging wheel device includes an installation body, a sliding device and a connecting rod. The two installation bodies are respectively fixedly installed on the top of the first door panel and the second door panel. The sliding device is slidably installed in the upper guide rail. One end of the connecting rod can be raised and lowered and connected to the sliding device. The other end of the connecting rod is rotatably connected to the installation body. The upper locking piece is movably installed on the sliding device to lock the sliding device.

8. The sliding door-to-folding door structure according to claim 7, characterized in that: The sliding device includes a main body, an adjusting rod, a bevel gear and a plurality of roller groups. The bevel gear is rotatably installed in the main body, one end of the connecting rod is passed through the main body and threadedly connected with the bevel gear, the adjusting rod is tiltably rotatably installed on the main body, and one end of the adjusting rod is threadedly connected to the bevel gear, each roller group is rotatably installed on the main body, and each roller group is slidably abutted against the upper guide rail.

9. The sliding door-to-folding door structure according to claim 8, characterized in that: A guide block is provided at the end of the connecting rod, and the guide block is slidably connected to the inside of the body.

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