CN218815862U

CN218815862U - High-strength hinge

Info

Publication number: CN218815862U
Application number: CN202223010486.6U
Authority: CN
Inventors: 黄健明
Original assignee: Guangdong Lizhigao Hardware Products Co ltd
Current assignee: Guangdong Lizhigao Hardware Products Co ltd
Priority date: 2022-11-12
Filing date: 2022-11-12
Publication date: 2023-04-07
Anticipated expiration: 2032-11-12

Abstract

The utility model belongs to the technical field of the hinge technique and specifically relates to a high strength hinge, including left connection piece and right connection piece, the side of left side connection piece is provided with a set of bush A, the side fixed mounting of right side connection piece has two sets of bush B, bush A is located between two sets of bush B, wear to be equipped with the center pin between bush A and the two sets of bush B, it is connected with three group's rotation pieces to rotate on the center pin, the utility model discloses in be used for being connected with bush A and bush B through the mode of installing the bearing on the center pin, wherein, owing to still be provided with spring round pin subassembly on the bearing, consequently can carry out joint once more fixedly through the round pin axle terminal pair bush A and bush B of spring round pin subassembly, frictional force when not only can reducing its rotation, and the effectual joint strength that has strengthened, avoid bush A and bush B to take place the problem that wearing and tearing lead to the damage, overall structure is simple and novel, and the practicality is stronger.

Description

High-strength hinge

Technical Field

The utility model relates to a hinge technical field especially relates to a high strength hinge.

Background

Hinges, also known as hinges, are mechanical devices used to connect two solids and allow relative rotation between them, and may be constructed of movable components or of foldable materials. Mainly installed on the door and window.

For example, chinese patent publication No. CN213205313U discloses a high strength hinge, which includes a hinge frame, a hinge sheet, and a hinge shaft; the hinge frame side is provided with a hinge frame shaft sleeve, the side of the hinge sheet is provided with a plurality of hinge sheet shaft sleeves, the hinge frame shaft sleeves and the hinge sheet shaft sleeves are arranged at intervals in the installation state, and an antifriction part is arranged between the hinge frame shaft sleeves and the hinge sheet shaft sleeves; the hinge shaft body is arranged in the hinge frame body shaft sleeve and the hinge sheet body shaft sleeve in a penetrating mode.

This technical scheme adopts the life who sets up antifriction spare in order to strengthen the hinge, but because the bush of both sides still takes place the friction with between the center pin, therefore its wear-resisting and intensity are still general.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art, and providing a high-strength hinge.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a high-strength hinge, which comprises a left connecting piece and a right connecting piece, wherein a set of lining A is arranged at the side end of the left connecting piece, two sets of lining B are fixedly arranged at the side end of the right connecting piece, the lining A is positioned between the two sets of lining B, a central shaft is arranged between the lining A and the two sets of lining B in a penetrating way, three sets of rotating pieces are connected to the central shaft in a rotating way, and the rotating pieces are connected with the lining A and the two sets of lining B through connecting pieces respectively.

Preferably, the rotating part is a bearing, three groups of mounting grooves are formed in the outer peripheral surface of the central shaft at intervals, and the three groups of bearings are respectively mounted in the three groups of mounting grooves.

Preferably, the connecting piece is embedded with at least one group of spring pin assemblies on the outer peripheral surface of the bearing, and the bush A and the bush B are respectively provided with a positioning hole clamped with the pin shaft end of the spring pin assembly.

Preferably, both ends of the central shaft are fixedly provided with limiting pieces, and the inner side surfaces of the limiting pieces are in contact with the outer end surface of the bushing B.

Preferably, the end surfaces of the left connecting sheet and the right connecting sheet are provided with mounting holes.

The utility model provides a pair of high strength hinge, beneficial effect lies in: the utility model discloses in the mode through installing the bearing on the center pin be used for being connected with bush A and bush B, wherein, owing to still be provided with spring round pin subassembly on the bearing, consequently can carry out joint once more fixedly through spring round pin axle pair bush A and bush B, frictional force when not only can reducing its rotation, and effectual its joint strength that has strengthened, avoid bush A and bush B to take place the problem that wearing and tearing lead to the damage, overall structure is simple novel, and the practicality is stronger.

Drawings

Fig. 1 is a schematic structural view of a high strength hinge according to the present invention;

fig. 2 is a schematic structural diagram of a central shaft of the high-strength hinge provided by the present invention.

In the figure: 1. a left connecting sheet; 11. a bushing A; 2. a right connecting sheet; 21. a bushing B; 3. a central shaft; 31. a limiting sheet; 32. mounting grooves; 4. a rotating member; 41. a connecting member; 5. positioning holes; 6. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a high strength hinge, including left connection piece 1 and right connection piece 2, the side of left connection piece 1 is provided with a set of bush a11, the side fixed mounting of right connection piece 2 has two sets of bushes B21, bush a11 is located between two sets of bushes B21, wear to be equipped with center pin 3 between bush a11 and the two sets of bushes B21, it is connected with three groups of rotation pieces 4 to rotate on the center pin 3, three groups of rotation pieces 4 are connected through connecting piece 41 with bush a11 and two sets of bushes B21 respectively.

Further, the utility model discloses well commentaries on classics piece 4 is the bearing, and three mounting grooves 32 of group have been seted up at the outer peripheral face interval of center pin 3, and three bearings of group are installed respectively in three mounting grooves 32 of group.

Still further, the connecting member 41 is at least one group of spring pin assemblies embedded in and on the outer peripheral surface of the bearing, and the bushing a11 and the bushing B21 are respectively provided with positioning holes 5 engaged with the pin ends of the spring pin assemblies.

That is to say, the utility model provides a both ends equal fixed mounting of center pin 3 has spacing piece 31, and the medial surface of spacing piece 31 contacts with the outer terminal surface of bush B21, is used for carrying out the backstop to bush B21's side through the spacing piece 31 that sets up to avoid it slippage from center pin 3.

It should be noted that, in order to facilitate the installation and fixation of the left connecting piece 1 and the right connecting piece 2, the end surfaces of the left connecting piece 1 and the right connecting piece 2 are both provided with mounting holes 6.

The utility model discloses in the mode through installing the bearing on center pin 3 be used for being connected with bush A11 and bush B21, wherein, owing to still be provided with the spring round pin subassembly on the bearing, consequently can carry out joint once more through the round pin axle head pair bush A11 and bush B21 of spring round pin subassembly fixed, frictional force when not only can reducing its rotation, and effectual its joint strength that has strengthened, avoid bush A11 and bush B21 to take place the problem that wearing and tearing lead to the damage, overall structure is simple and novel, and the practicality is stronger.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high strength hinge, includes left connection piece (1) and right connection piece (2), its characterized in that: the side of left side connection piece (1) is provided with a set of bush A (11), the side fixed mounting of right side connection piece (2) has two sets of bushes B (21), bush A (11) are located between two sets of bushes B (21), wear to be equipped with center pin (3) between bush A (11) and two sets of bushes B (21), it is connected with three groups of rotation pieces (4) to rotate on center pin (3), and three groups rotate piece (4) and be connected through connecting piece (41) with bush A (11) and two sets of bushes B (21) respectively.

2. A high strength hinge according to claim 1, wherein: the rotating piece (4) is a bearing, three groups of mounting grooves (32) are formed in the outer peripheral surface of the central shaft (3) at intervals, and the bearings are mounted in the three groups of mounting grooves (32) respectively.

3. A high strength hinge according to claim 2, wherein: the connecting piece (41) is embedded with at least one group of spring pin assemblies on the outer peripheral surface of the bearing, and the bushing A (11) and the bushing B (21) are respectively provided with a positioning hole (5) which is clamped with the pin shaft end of the spring pin assembly.

4. A high strength hinge according to claim 1, wherein: and both ends of the central shaft (3) are fixedly provided with limiting pieces (31), and the inner side surfaces of the limiting pieces (31) are in contact with the outer end surfaces of the bushings B (21).

5. A high strength hinge according to claim 1, wherein: mounting holes (6) are formed in the end faces of the left connecting piece (1) and the right connecting piece (2).