CN217001359U

CN217001359U - World hinge

Info

Publication number: CN217001359U
Application number: CN202123449252.7U
Authority: CN
Inventors: 杨庭卫
Original assignee: Foshan Kairuide Metal Products Co ltd
Current assignee: Foshan Kairuide Metal Products Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-19
Anticipated expiration: 2031-12-31

Abstract

A world hinge comprises a hinge cover and a fixing part hinged with the hinge cover through a connecting rod, wherein a guide plate is arranged in the hinge cover, a bent guide groove is formed in the guide plate, a guide pin embedded into the guide groove is arranged at one end of the connecting rod, and the other end of the connecting rod is connected with the fixing part in a matched manner; the connecting rod is packaged under the hinge cover, and in the opening and closing process of the hinge, the connecting rod moves along the track of the guide groove, and the guide pin of the connecting rod moves in the guide groove in a limiting mode. The utility model can lead the maximum opening angle of the hinge to be 180 degrees by arranging the bent guide groove for guiding the connecting rod to swing. In addition, when the hinge is in a 90-degree opening state, the swing rod is clamped by the limiting needle, so that when the connecting rod continues to move along the guide groove, the swing rod cannot be contacted with the connecting rod under the elastic action of the elastic element any more, namely when the door frame connected with the fixing element is opened to 90 degrees, the connecting rod does not bear the force of the elastic element, and the connecting rod is in a free state, so that the door opening force is very light, and no resistance exists.

Description

World hinge

Technical Field

The utility model relates to a furniture hinge, in particular to a world hinge.

Background

Some existing world hinges are limited in opening angle and cannot be opened by 180 degrees.

The applicant discloses a world hinge with a bidirectional buffering function in chinese patent No. CN 212054241U, wherein a hinge cup is hinged to a hinge arm through a pin, the hinge arm (connecting rod) is also rotatably disposed on a hinge cover through the pin, one of the hinge arm (connecting rod) contacts with an elastic member, i.e. a door frame connected to the hinge cup is always subjected to the force of the elastic member during the opening and closing processes of the hinge. And thus, is in need of further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a world hinge, wherein a connecting rod of the traditional hinge is cancelled and is rotatably arranged on a hinge cover through a bolt, and the maximum opening angle of the hinge can be 180 degrees by arranging a bent guide groove for guiding the connecting rod to swing.

The top and bottom hinge comprises a hinge cover and a fixing part hinged with the hinge cover through a connecting rod, wherein a guide plate is arranged in the hinge cover, a bent guide groove is formed in the guide plate, a guide pin embedded into the guide groove is arranged at one end of the connecting rod, and the other end of the connecting rod is connected with the fixing part in a matched manner; the connecting rod encapsulation is under the hinge lid and at the hinge in-process of opening and close, and the motion of connecting rod along the guide way orbit, and the guide pin spacing motion of connecting rod is in the guide way, and through being equipped with the form guide way of buckling that guides the connecting rod wobbling, it is 180 to make the hinge open the angle the most.

The guide groove comprises a first groove section, an arc groove section and a second groove section which are communicated, and the arc groove section is positioned between the first groove section and the second groove section.

The maximum opening angle of the hinge is 180 deg..

An elastic swinging swing rod is further arranged in the hinge cover, a limit needle is arranged on a swinging track of the swing rod in the hinge cover, the elastic part bounces off the swing rod in the 90-degree opening process of the hinge, the swing rod triggers the connecting rod to move along the guide groove in the swinging process, part of the swing rod swings to the periphery of the limit needle, and the connecting rod continues to move along the guide groove and is separated from the elastic swinging swing rod in the continuous opening state of the hinge. When the hinge is in a 90-degree opening state, the swing rod is clamped by the limiting needle, so that when the connecting rod continues to move along the guide groove, the swing rod cannot be contacted with the connecting rod under the elastic action of the elastic element, namely when the door frame connected with the fixing element is opened to 90 degrees, the connecting rod does not bear the force of the elastic element, and the connecting rod is in a free state, so that the door opening force is very light, and no resistance exists.

An elastic element is also arranged in the hinge cover, a buffer element is also arranged on the swing track of the swing rod in the hinge cover, and a clamping part for inserting the elastic element is arranged on the swing rod; in the opening and closing process of the hinge, the connecting rod is in contact with the swing rod and enables the elastic piece to be compressed, the elastic piece generates a reaction force to bounce the swing rod out after being compressed, stressed and deformed, the other part of the swing rod is in contact with the telescopic part of the buffer piece, the swing rod is gradually close to and swings to the periphery of the limiting needle, and the buffer piece plays a buffering role in the opening and closing process of the hinge.

Still be equipped with the touching portion that produces the contact with the connecting rod on the pendulum rod, touching portion protrusion sets up on the pendulum rod, and the outer end of touching portion personally submits the arc.

The guide plate is provided with a first slot position for installing the elastic piece in a matched mode, and the guide plate is further provided with a second slot position for installing the buffer piece in a matched mode.

The hinge cover is also internally provided with an adjusting sliding block which is connected with the guide plate in a matching way, the adjusting sliding block is provided with a front and back position adjusting part and a left and right position adjusting part, and the front and back position adjusting part and the left and right position adjusting part respectively trigger the adjusting sliding block to drive a mechanism on the guide plate to move in the hinge cover in the moving process.

The other end of the connecting rod is connected with the fixing piece through a connecting pin, a fixing plate arranged above the connecting rod is further arranged in the hinge cover, the fixing plate comprises a first fixing block located in the hinge cover and a second fixing block located outside the hinge cover, the first fixing block is connected with the guide plate in a matched mode through a bolt, and the second fixing block is connected with the fixing piece through a fastening piece.

The hinge cover is embedded in the clamping groove of the frame, and the fixing piece is arranged on the step of the door frame.

The utility model has the following beneficial effects:

the connecting rod encapsulation is under the hinge lid and at the hinge in-process of opening and close, and the motion of connecting rod along the guide way orbit, and the guide pin spacing motion of connecting rod is in the guide way, and through being equipped with the form guide way of buckling that guides the connecting rod wobbling, it is 180 to make the hinge open the angle the most.

When the hinge is in a 90-degree opening state, the swing rod is clamped by the limiting needle, so that when the connecting rod continues to move along the guide groove, the swing rod cannot be contacted with the connecting rod under the elastic action of the elastic element, namely when the door frame connected with the fixing element is opened to 90 degrees, the connecting rod does not bear the force of the elastic element, and the connecting rod is in a free state, so that the door opening force is very light, and no resistance exists.

Drawings

Fig. 1 is a schematic structural view illustrating a door frame opened at a certain angle according to an embodiment of the present invention.

Fig. 2 is a schematic structural view illustrating a hinge opened at a certain angle according to an embodiment of the present invention.

FIG. 3 is an exploded view of the hinge of the present invention shown in an angle.

Fig. 4 is a schematic structural view illustrating a door frame opened to 90 ° according to an embodiment of the present invention.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a schematic structural view illustrating a door frame opened to 180 ° according to an embodiment of the present invention.

FIG. 7 is a partially assembled exploded view of the hinge opened to 180 according to one embodiment of the present invention.

FIG. 8 is a schematic view of the hinge opening to 180 degrees according to an embodiment of the present invention.

Fig. 9 is a schematic view of a closed door frame according to an embodiment of the present invention.

FIG. 10 is a schematic view of the internal structure of a hinge closure according to an embodiment of the present invention.

FIG. 11 is an exploded view of a fixing member and a door frame assembly according to an embodiment of the present invention.

Fig. 12 is a schematic view of an assembly cross section of a fixing member and a door frame according to an embodiment of the present invention.

Fig. 13 is a schematic diagram of a guide plate structure according to an embodiment of the utility model.

FIG. 14 is an exploded view of the hinge cover when the hinge is opened to a certain angle according to one embodiment of the present invention.

Detailed Description

The utility model is further described with reference to the following figures and examples.

Referring to fig. 1 to 14, a world hinge comprises a hinge cover 1 and a fixing member 2 hinged with the hinge cover 1 through a connecting rod 3, wherein a guide plate 4 is arranged in the hinge cover 1, a bent guide groove 5 is arranged on the guide plate 4, a guide pin 6 embedded in the guide groove 5 is arranged at one end of the connecting rod 3, and the other end of the connecting rod 3 is connected with the fixing member 2 in a matching way; the connecting rod 3 is packaged under the hinge cover 1, and in the opening and closing process of the hinge, the connecting rod 3 moves along the track of the guide groove 5, and the guide pin 6 of the connecting rod 3 moves in the guide groove 5 in a limiting mode.

In the present embodiment, the hinge cover 1 includes an upper cover and a lower cover.

Referring to fig. 13, the guide groove 5 includes a first groove section 8, an arc groove section 9, and a second groove section 10 that are communicated with each other, and the arc groove section 9 is located between the first groove section 8 and the second groove section 10.

The maximum opening angle of the hinge is 180 deg..

An elastically swinging swing rod 12 is further arranged in the hinge cover 1, a limit needle 13 is arranged on a swinging track of the swing rod 12 in the hinge cover 1, the swing rod 12 is bounced off by an elastic piece 11 in the 90-degree opening process of the hinge, the swing rod 12 triggers the connecting rod 3 to move along the guide groove 5 in the swinging process, the swing rod 12 partially swings to the periphery of the limit needle 13, and the connecting rod 3 continues to move along the guide groove 5 and is separated from the elastically swinging swing rod 12 in the continuous opening state of the hinge.

In the present embodiment, the swing link 12 is rotatably provided in the hinge cover 1 by a latch. The guide plate 4 is provided with a hole site for inserting the bolt, and the bolt of the swing rod 12 is inserted into the hole site of the guide plate 4.

An elastic element 11 is further arranged in the hinge cover 1, a buffer element 16 is further arranged on the swing track of the swing rod 12 in the hinge cover 1, and a clamping part 14 inserted into the elastic element 11 is arranged on the swing rod 12; in the process of opening and closing the hinge, the connecting rod 3 contacts the swing rod 12 and enables the elastic element 11 to compress, the elastic element 11 generates a reaction force after being compressed, stressed and deformed to bounce the swing rod 12, the other part of the swing rod 12 contacts the telescopic part of the buffer element 16, and the swing rod 12 gradually approaches and swings to the periphery of the limiting needle 13.

In the present embodiment, the elastic member 11 is a compression spring.

Referring to fig. 3, the swing link 12 is further provided with a touch portion 15 contacting with the connecting rod 3, the touch portion 15 is convexly disposed on the swing link 12, and the outer end surface of the touch portion 15 is arc-shaped, so that the resistance of frictional contact is reduced.

Referring to fig. 13, the guide plate 4 is provided with a first slot 17 for installing the elastic element 11 in a matching manner, and the guide plate 4 is further provided with a second slot 18 for installing the buffer element 16 in a matching manner.

Referring to fig. 3, an adjusting sliding block 19 is further arranged in the hinge cover 1 and is connected with the guide plate 4 in a matching manner, a front-back position adjusting part and a left-right position adjusting part are arranged on the adjusting sliding block 19, and the front-back position adjusting part and the left-right position adjusting part respectively trigger the adjusting sliding block 19 to drive a mechanism on the guide plate 4 to move in the hinge cover 1 in the moving process.

In this embodiment, the adjusting slide block 19 is provided with a slot for inserting a pin, and the adjusting slide block 19 is connected with the guide plate 4 by the pin.

The other end of the connecting rod 3 is connected with the fixing part 2 through the connecting pin 7, a fixing plate 20 arranged above the connecting rod 3 is further arranged in the hinge cover 1, the fixing plate 20 comprises a first fixing block located in the hinge cover 1 and a second fixing block located outside the hinge cover 1, the first fixing block is connected with the guide plate 4 through a bolt in a matched mode, and the second fixing block is connected with the fixing part 2 through a fastening piece.

In this embodiment, the fasteners are bolts.

Referring to fig. 11 and 12, the hinge cover 1 is snap-fitted into the slot of the frame 21, and the fixing member 2 is fitted on the step 23 of the door frame 22.

In this embodiment, the frame 21 is composed of a plurality of sectional materials, an L-shaped corner connector is arranged on the corresponding step 23 in the frame 21, the fixing member 2 is installed on the step 23 in a limiting manner, and the fastening member is inserted into the fixing member 2 and the corner connector.

Referring to fig. 10, when the hinge is closed, the swing link 12 is located near the limit pin 13, when the hinge is started, the link 3 moves along the guide slot 5 and toward the swing link 12, the swing link 12 compresses the elastic member 11 (as shown in fig. 3), when the hinge is continuously started, the elastic member 11 springs open the swing link 12, the swing link 12 and the link 3 move together, and when the swing link 12 swings to the limit pin 13, the swing link 12 cannot move continuously, and the link 3 can move freely.

When the hinge is opened to closed, the connecting rod 3 moves towards the swing rod 12 along the guide groove 5, the swing rod 12 enables the elastic piece 11 to be compressed, when the hinge is closed continuously, the elastic piece 11 bounces the swing rod 12, the swing rod 12 and the connecting rod 3 are contacted and move together, when the swing rod 12 swings to the limiting needle 13, the swing rod 12 cannot move continuously, and the door body is closed at the moment.

The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the utility model are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be protected by the following claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a world hinge, includes hinge cover (1), through connecting rod (3) and hinge cover (1) articulated mounting (2), its characterized in that: a guide plate (4) is arranged in the hinge cover (1), a bent guide groove (5) is formed in the guide plate (4), a guide pin (6) embedded in the guide groove (5) is arranged at one end of the connecting rod (3), and the other end of the connecting rod (3) is connected with the fixing piece (2) in a matched mode; the connecting rod (3) is packaged under the hinge cover (1) and moves along the track of the guide groove (5) in the opening and closing process of the hinge, and the guide pin (6) of the connecting rod (3) moves in the guide groove (5) in a limiting mode.

2. The world hinge according to claim 1, wherein: the guide groove (5) comprises a first groove section (8), an arc groove section (9) and a second groove section (10) which are communicated with each other, and the arc groove section (9) is positioned between the first groove section (8) and the second groove section (10).

3. The world hinge according to claim 2, wherein: the maximum opening angle of the hinge is 180 deg..

4. The world hinge according to claim 1, wherein: an elastic part (11) and an elastically-swinging swing rod (12) are further arranged in the hinge cover (1), a limit needle (13) is arranged on a swing track of the swing rod (12) in the hinge cover (1), the elastic part (11) springs open the swing rod (12) in the process that the hinge is opened at 90 degrees, the swing rod (12) triggers the connecting rod (3) to move along the guide groove (5) in the swinging process, part of the swing rod (12) swings to the periphery of the limit needle (13), and the connecting rod (3) continues to move along the guide groove (5) and is separated from the elastically-swinging swing rod (12) in the state that the hinge is continuously opened.

5. The world hinge according to claim 4, wherein: a buffer piece (16) is also arranged on the swing track of the swing rod (12) in the hinge cover (1), and a clamping part (14) inserted with the elastic piece (11) is arranged on the swing rod (12); in the opening and closing process of the hinge, the connecting rod (3) contacts the swing rod (12) and enables the elastic piece (11) to be compressed, the elastic piece (11) is compressed, stressed and deformed to generate a reaction force to bounce the swing rod (12), the other part of the swing rod (12) contacts the telescopic part of the buffer piece (16), and the swing rod (12) gradually approaches and swings to the periphery of the limiting needle (13).

6. The world hinge according to claim 5, wherein: the swing rod (12) is further provided with a touch part (15) which is in contact with the connecting rod (3), the touch part (15) is arranged on the swing rod (12) in a protruding mode, and the outer end face of the touch part (15) is arc-shaped.

7. The world hinge according to claim 5, wherein: a first slot position (17) matched with the elastic piece (11) is arranged on the guide plate (4), and a second slot position (18) matched with the buffering piece (16) is also arranged on the guide plate (4).

8. The world hinge according to claim 7, wherein: an adjusting sliding block (19) is further arranged in the hinge cover (1) and is connected with the guide plate (4) in a matched mode, a front position adjusting piece, a rear position adjusting piece and a left position adjusting piece and a right position adjusting piece are arranged on the adjusting sliding block (19), and the front position adjusting piece, the rear position adjusting piece and the left position adjusting piece respectively trigger the adjusting sliding block (19) in the moving process to drive a mechanism on the guide plate (4) to move in the hinge cover (1).

9. The world hinge according to claim 1, wherein: the other end of the connecting rod (3) is connected with the fixing part (2) through the connecting pin (7), a fixing plate (20) installed above the connecting rod (3) is further arranged in the hinge cover (1), the fixing plate (20) comprises a first fixing block located in the hinge cover (1) and a second fixing block located outside the hinge cover (1), the first fixing block is connected with the guide plate (4) in a matched mode through a bolt, and the second fixing block is connected with the fixing part (2) through a fastening piece.

10. The world hinge according to claim 1, wherein: the hinge cover (1) is embedded in a clamping groove of the frame (21), and the fixing piece (2) is arranged on a step (23) of the door frame (22).