CN218176972U

CN218176972U - Folding door hinge structure and folding door

Info

Publication number: CN218176972U
Application number: CN202222072290.3U
Authority: CN
Inventors: 赵志军; 顾庆隆
Original assignee: Changzhou Zhima Kaimen Home Co ltd
Current assignee: Changzhou Zhima Kaimen Home Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-12-30
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a folding door hinge structure, include: the hinge comprises a first hinge, a second hinge and a pin shaft, wherein the first hinge and the second hinge respectively comprise a blade and a sleeve, mounting holes are formed in the blade and used for connecting and fixing the hinge and a folding door, the hinge further comprises the pin shaft, the pin shaft is movably mounted in the sleeve and used for connecting the first hinge and the second hinge, a connecting cap is arranged at the bottom of the pin shaft and larger than the diameter of the sleeve, an annular limiting groove is formed in the upper portion of the pin shaft, a locking hole corresponding to the limiting groove is formed in the sleeve, a limiting screw is in threaded connection with the locking hole, and one end of the limiting screw is located in the limiting groove. The hinge is simple in structure, convenient to install and capable of being widely applied in actual life.

Description

Folding door hinge structure and folding door

Technical Field

The invention belongs to the technical field of home furnishing, and particularly relates to a folding door hinge structure and a folding door.

Background

At present, with the improvement of living standard of people, the requirement for home furnishing is also increasingly improved, and the folding door is generally accepted as emerging home furnishing decoration. For the connecting hinge of the folding door, the general hinge structure can not meet the requirements of the folding door, for example, enough moving space is needed between the folding door leaves, the hinge needs to provide certain supporting force when the folding door is installed, and the hinge needs to be hidden for the convenience of appearance. For the folding door, the structure of the common folding door can not meet the requirements of people for combined installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hinge structure that folding door was used can satisfy when the installation door leaf hinge need provide certain holding power, easy to assemble.

Realize the utility model discloses the technical scheme of purpose is: a folding door hinge structure, comprising: the hinge comprises a first hinge, a second hinge and a pin shaft, wherein the first hinge and the second hinge respectively comprise a blade and a sleeve, mounting holes are formed in the blade and used for connecting a fixed blade and a folding door, the hinge further comprises the pin shaft, the pin shaft is movably mounted in the sleeve and used for connecting the first hinge and the second hinge, a connecting cap is arranged at one end of the pin shaft and is larger than the inner diameter of the sleeve, an annular limiting groove is formed in the other end of the pin shaft, a locking hole corresponding to the limiting groove is formed in the sleeve, a limiting screw is in threaded connection with the locking hole, and one end of the limiting screw is located in the limiting groove.

When the door is installed, two hinge structures need to be installed between two doors, and one hinge structure is installed firstly. Firstly, a first hinge is installed on a left side frame of a right door, a right side frame of the right door is fixed on a wall body, then a second hinge is installed on a right side door frame of the other right door, the other left side frame of the other left door needs to be connected with other movable door leaves and cannot be fixed, the first hinge and the second hinge are movably connected together through a pin shaft, when a connecting cap of the pin shaft is arranged below the connecting cap of the pin shaft, the connecting cap can bear certain weight due to the fact that the connecting cap is arranged at the bottom of the pin shaft, the weight of the left door can be borne through a hinge mechanism with the pin shaft, and the installation of the other hinge structure is carried out after the installation is finished, so that the installation between the door leaves is convenient; when the connecting cap of the pin shaft is arranged above the pin shaft, the lower surface of the pin shaft is fixed with the limiting groove by using the limiting screw, so that the pin shaft is prevented from being separated from the sleeve due to external force of the door leaf when the door leaf is installed, and the pin shaft can be prevented from falling due to gravity when the limiting screw is not installed and pushed into the limiting groove. The hinge is simple in structure, convenient to install and capable of being widely applied in actual life.

The blade of first hinge with the second hinge is relative to be equipped with fixedly on one side and connects the arm, connect arm one end and connect the blade, the sleeve is located connect the arm other end. The sleeve and the blades are separated by a certain distance by arranging the connecting arm, so that a larger distance can be reserved between the two doors when the folding door is installed on the folding door for use, and the use requirement of the folding door is met.

The connecting arm on the first hinge is higher than the blades connected with the first hinge, the connecting arm on the second hinge is lower than the blades connected with the second hinge, and the heights of the blades of the first hinge and the second hinge are consistent. Because the sleeve is located the one end of connecting the arm, the connecting arm other end is connected the blade, the setting that the connecting arm has the difference in height one on the other can be guaranteed the connecting arm with the biggest contact between the sleeve satisfies the sleeve and needs the requirement of bearing weight, improves the life of hinge.

The axial direction of the sleeve of the first hinge and the second hinge is perpendicular to the blade. The setting of vertical direction can guarantee the blade can the horizontal direction place install inside the door frame, increase fixed area, fixed effect, bearing effect can be better.

The blade with connect between the arm fixed connection and be equipped with the connecting block, the connecting block is located the one end of blade side, it keeps away from to connect the arm telescopic one end is connected the connecting block, the height of connecting block with the height of blade is unanimous. Through setting up the connecting block, the connecting arm can be better with the blade is connected to the connecting block setting is in the one corner of blade, does not influence the fixed of blade.

The folding door comprises a plurality of folding door units, the two adjacent folding door units are connected through the hinge structures, the blades are installed inside the folding door units, the first hinge is installed on the left side of the folding door units, and the second hinge is installed on the right side of the folding door units. Is convenient to hide, simple and beautiful.

Two adjacent folding door unit is through two the hinge structure is connected, two the hinge structure is installed respectively on folding door unit's last door frame and lower door frame, go up the door frame with be equipped with the cell body in the door frame down for fixed the placing the blade, first hinge with the fixed connection arm that is equipped with on the relative one side of blade of second hinge, the blade with connect between the arm the fixed connecting block that is equipped with, and go up the door frame with down the both ends of door frame all be equipped with the connecting hole that the connecting block size is unanimous, be used for the connecting block passes the connecting hole. The blades can be fixedly arranged in the upper door frame and the lower door frame better, so that the hidden and attractive effects are realized.

The two ends of the left door frame and the right door frame of the folding door are respectively provided with a mounting groove, one side of the mounting groove, which is positioned above the left door frame and above the right door frame, is connected with the upper door frame through bolts, the other side of the mounting groove, which is positioned below the left door frame and below the right door frame, is connected with the lower door frame, the inner wall of the mounting groove is provided with an insertion groove, and a sealing plate is inserted in the insertion groove. The assembled door frame structure is more convenient to assemble and disassemble, is convenient to maintain, and cannot be thrown away or needs to be completely disassembled for maintenance as the traditional door is damaged.

The upper part of the upper door frame is provided with a guide rail which is used for being in sliding connection with a cross beam positioned above the folding door through a roller. The folding door can be hung in the air, a guide rail does not need to be installed on the ground, and the traditional guide rail arranged on the ground can trip pedestrians, especially children at home, accidentally.

And magnets are arranged on two sides of the folding door unit, and the two adjacent magnets on the folding door unit correspond to each other and have opposite magnetic poles when being folded. When the folding door is folded together, the magnet is fixed, so that the folding door cannot be easily blown away by wind, and the folding door is convenient to fold.

By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) The folding door hinge structure in the utility model can meet the requirement of large moving space between the folding door leaves; (2) When the folding door is installed, the hinge structure can bear certain weight, so that the folding door is convenient to install, and the folding door is installed in a hidden manner and is attractive; (3) The folding door with the middle hinge mechanism can be hung in the air, and a guide rail is not needed to be installed on the ground so as to avoid the risk of stumbling.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which

FIG. 1 is a schematic view of the structure of the middle hinge of the present invention;

fig. 2 is a schematic structural view of a pin shaft in the middle hinge structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the middle folding door of the present invention;

FIG. 4 is a schematic view of the installation slot between door frames;

FIG. 5 is a schematic view of the structure of the tank body with blades installed therein;

fig. 6 is a schematic view of a connecting hole of the connecting block of the present invention.

The reference numbers in the drawings are: the hinge comprises a first hinge 1, a second hinge 2, a pin shaft 3, a blade 4, a sleeve 5, a mounting hole 6, a connecting cap 7, a limiting groove 8, a connecting arm 9, a locking hole 10, an inserting groove 12, a sealing plate 13, a guide rail 14, a cross beam 15, a connecting block 16, a bolt 17, a mounting groove 18, a folding door unit 19, a left door leaf 20, an upper door frame 21, a left door frame 22, a right door leaf 23, a right door frame 24, a lower door frame 25, a groove body 26 and a connecting hole 27.

Detailed Description

Example (b):

as shown in fig. 1 and 2, a folding door hinge structure includes: first hinge 1, second hinge 2 and round pin axle 3, first hinge 1 and second hinge 2 include blade 4 and sleeve 5 respectively, be equipped with mounting hole 6 on the blade 4 for connect fixed blade 4 and folding door, still including round pin axle 3, round pin axle 3 movable mounting be in the sleeve 5, be used for connecting first hinge 1 with second hinge 2, 3 one end of round pin axle is equipped with connection cap 7, connection cap 7 is greater than sleeve 5's internal diameter, the other end of round pin axle 3 is equipped with annular spacing groove 8, be equipped with on the sleeve 5 with spacing groove 8 corresponds the locking hole 10 of position, stop screw with locking hole 10 threaded connection, and one end is located in spacing groove 8.

When the door is installed, two hinge structures need to be installed between two doors, and one hinge structure is installed firstly. Firstly, a first hinge 1 is installed on a left side frame of a right door 23, the right side frame of the right door is fixed on a wall body, then a second hinge 2 is installed on a right side door frame of another right door 23, the left side frame of another left door 20 needs to be connected with other movable door leaves and cannot be fixed, the first hinge 1 and the second hinge 2 are movably connected together through a pin shaft 3, at the moment, when a connecting cap of the pin shaft 3 is arranged below the connecting cap, the connecting cap 7 is arranged at the bottom of the pin shaft 3, the connecting cap 7 can bear certain weight, the weight of the left door can be borne through a hinge mechanism with the pin shaft 3, and the installation of another hinge structure is carried out after the installation is finished, so that the installation between the door leaves is convenient; when the connecting cap 7 of the pin shaft is arranged above the pin shaft, the lower surface of the pin shaft is fixed by the limiting screw and the limiting groove 8, so that the pin shaft 3 and the sleeve 5 are prevented from being separated due to external force of a door leaf when the door leaf is installed, and the pin shaft 3 can be prevented from falling due to gravity when the limiting screw is not installed and pushed into the limiting groove 8. The hinge is simple in structure, convenient to install and capable of being widely applied in actual life.

The blade of first hinge 1 with second hinge 2 is fixed on the opposite side of blade 4 and is equipped with connecting arm 9, connecting arm 9 one end is connected blade 4, sleeve 5 is located the 9 other ends of connecting arm. The sleeve 5 and the blade 4 can be separated by a certain distance by arranging the connecting arm 9, so that a larger distance can be reserved between the two doors when the folding door is arranged on the folding door for use, and the use requirement of the folding door is met.

The connecting arm 9 on the first hinge 1 is higher than the blade 4 connected with the first hinge, the connecting arm 9 on the second hinge 2 is lower than the blade 4 connected with the second hinge, and the heights of the blades 4 of the first hinge 1 and the second hinge 2 are consistent. Because sleeve 5 is located the one end of connecting arm 9, the connecting arm 9 other end is connected blade 4, the setting that connecting arm 9 has the difference in height one on the other can be guaranteed connecting arm 9 with the biggest contact between the sleeve 5 satisfies the sleeve 5 and needs the requirement of bearing weight, improves the life of hinge.

The axial direction of the sleeve 5 of the first hinge 1 and the second hinge 2 is perpendicular to the blade 4. The setting of vertical direction can guarantee blade 4 can place in the horizontal direction and install inside the door frame, and fixed area is increased, and fixed effect, bearing effect can be better.

A connecting block 16 is fixedly arranged between the blade 4 and the connecting arm 9, the connecting block 16 is positioned at one end of the side edge of the blade 4, one end, far away from the sleeve 5, of the connecting arm 9 is connected with the connecting block 16, and the height of the connecting block 16 is consistent with that of the blade 4. By arranging the connecting block 16, the connecting arm 9 can be better connected with the blade 4, and the connecting block 16 is arranged at one corner of the blade 4, so that the fixation of the blade 4 is not influenced.

As shown in fig. 3, the folding door includes a plurality of folding door units 19, two adjacent folding door units 19 are connected through the hinge structure, the blade 4 is installed inside the folding door unit 19, the first hinge 1 is installed on the left side of the folding door unit 19, and the second hinge 2 is installed on the right side of the folding door unit 19. Is convenient to hide, simple and beautiful.

As shown in fig. 4, two ends of the left door frame 22 and the right door frame 24 of the folding door are respectively provided with an installation groove 18, one side of the installation groove 18 above the left door frame 22 and one side of the installation groove above the right door frame 24 are connected with the upper door frame 21 through bolts 17, the installation grooves 18 below the left door frame 22 and the right door frame 24 are connected with the lower door frame 25, the inner wall of the installation groove 18 is provided with an insertion groove 12, and a sealing plate 13 is inserted into the insertion groove 12. The assembled door frame structure is more convenient to assemble and disassemble, is convenient to maintain, and cannot be thrown away or needs to be completely disassembled for maintenance as the traditional door is damaged.

As shown in fig. 5-6, two adjacent folding door units 19 are connected by two hinge structures, two hinge structures are respectively installed on an upper door frame 21 and a lower door frame 25 of the folding door unit 19, a groove 26 is arranged in the upper door frame 21 and the lower door frame 25 and used for fixedly placing the blade 4, a connecting arm 9 is fixedly installed on one side, opposite to the blade 4, of the first hinge 1 and the second hinge 2, a connecting block 16 is fixedly installed between the blade 4 and the connecting arm 9, and connecting holes 27 with the same size as the connecting block 16 are respectively arranged at two ends of the upper door frame 21 and the lower door frame 25 and used for the connecting block 16 to pass through the connecting holes 27. The blades 4 can be better fixedly arranged inside the upper and lower door frames 25, so that the hidden and beautiful effects are facilitated.

The upper part of the upper frame 21 is provided with a guide rail 14 for sliding connection with a cross member 15 located above the folding door by means of a roller. The folding door can be hung in the air without installing the guide rail 14 on the ground, and the conventional arrangement of the guide rail 14 on the ground can cause people, especially children at home, to trip over accidentally and be dangerous.

And magnets are arranged on two sides of the folding door unit 19, and the magnets on two adjacent folding door units 19 correspond to each other during folding and have opposite magnetic poles. When the folding door is folded together, the magnet is fixed, so that the folding door cannot be easily blown away by wind, and the folding door is convenient to fold.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a folding door hinge structure which characterized in that includes: first hinge (1), second hinge (2) and round pin axle (3), first hinge (1) and second hinge (2) are including blade (4) and sleeve (5) respectively, be equipped with mounting hole (6) on blade (4) for connect stationary vane (4) and folding door, still include round pin axle (3), round pin axle (3) movable mounting be in sleeve (5), be used for connecting first hinge (1) with second hinge (2), round pin axle (3) one end is equipped with connects cap (7), connect cap (7) and be greater than the internal diameter of sleeve (5), the other end of round pin axle (3) is equipped with annular spacing groove (8), be equipped with on sleeve (5) with locking hole (10) that spacing groove (8) correspond the position, stop screw with locking hole (10) threaded connection, and one end is located in spacing groove (8).

2. A folding door hinge structure according to claim 1, characterized in that: first hinge (1) with fixed connection arm (9) of being equipped with on the relative one side of blade (4) of second hinge (2), connect arm (9) one end and connect blade (4), sleeve (5) are located connect arm (9) other end.

3. A folding door hinge structure according to claim 2, characterized in that: the connecting arm (9) on the first hinge (1) is higher than the blade (4) connected with the first hinge, the connecting arm (9) on the second hinge (2) is lower than the blade (4) connected with the second hinge, and the heights of the blades (4) on the first hinge (1) and the second hinge (2) are consistent.

4. A folding door hinge structure according to claim 3, characterized in that: the axial direction of the sleeve (5) of the first hinge (1) and the second hinge (2) is perpendicular to the blade (4).

5. A folding door hinge structure according to any one of claims 2 to 3, wherein: blade (4) with connect between arm (9) fixed connection block (16) of being equipped with, connection block (16) are located the one end of blade (4) side, it keeps away from to connect arm (9) the one end of sleeve (5) is connected connection block (16), the height of connection block (16) with the highly uniform of blade (4).

6. A folding door comprising a hinge structure according to any one of claims 1 to 5, characterized in that: the folding door comprises a plurality of folding door units (19), two adjacent folding door units (19) are connected through the hinge structure, the blades (4) are installed inside the folding door units (19), the first hinge (1) is installed on the left side of the folding door units (19), and the second hinge (2) is installed on the right side of the folding door units (19).

7. The folding door of claim 6, wherein: two adjacent folding door unit (19) are through two hinge structure is connected, two hinge structure installs respectively on last door frame (21) and lower door frame (25) of folding door unit (19), go up door frame (21) with be equipped with cell body (26) down in door frame (25), be used for the fixed placement blade (4), first hinge (1) with fixed connection arm (9) of being equipped with on the blade (4) relative one side of second hinge (2), blade (4) with fixed connection block (16) of being equipped with between connection arm (9), and go up door frame (21) with the both ends of lower door frame (25) all be equipped with connecting hole (27) that connecting block (16) size is unanimous, be used for connecting block (16) pass connecting hole (27).

8. The folding door of claim 6, wherein: the folding door is characterized in that mounting grooves (18) are respectively formed in two ends of a left door frame (22) and a right door frame (24), the mounting grooves (18) are located above the left door frame (22) and above the right door frame (24), one side of each mounting groove (18) is connected with an upper door frame (21) through bolts (17), the mounting grooves (18) are located below the left door frame (22) and below the right door frame (24) and connected with a lower door frame (25), inserting grooves (12) are formed in the inner walls of the mounting grooves (18), and sealing plates (13) are inserted in the inserting grooves (12).

9. The folding door of claim 6, wherein: the upper part of the upper door frame (21) is provided with a guide rail (14) which is used for being connected with a cross beam (15) positioned above the folding door in a sliding way through a roller.

10. The folding door of claim 6, wherein: and magnets are arranged on two sides of the folding door unit (19), and the magnets on the two adjacent folding door units (19) correspond to each other during folding and have opposite magnetic poles.