CN215255483U

CN215255483U - Rocking arm hinge

Info

Publication number: CN215255483U
Application number: CN202120472426.2U
Authority: CN
Inventors: 李泽华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-28
Filing date: 2021-02-28
Publication date: 2021-12-21
Anticipated expiration: 2031-02-28

Abstract

The utility model discloses a rocking arm hinge, it mainly comprises rocking arm subassembly and rocking arm fixing base subassembly two parts. The rotating arm assembly consists of a rotating arm, a rotating arm box, a rotating shaft and a plane bearing. And the rotating arm is connected with the two shaft holes on the rotating arm box through the rotating shaft and is riveted on two end faces of the shaft hole. And plane bearings are arranged on the abutting surfaces of the two ends of the rotating arm shaft hole and the rotating arm box. The plane bearing is composed of a shaft sleeve and a gasket. The shaft sleeve is designed to avoid direct friction between the shaft hole and the shaft, and abnormal sound is easy to occur after a long time. The gasket is used for avoiding direct friction between the abutting surfaces of the shaft sleeve and the rotating arm box, and the abutting surfaces of the rotating arm box are lubricated by small oil storing holes designed on the gasket. The rotating arm fixing seat component consists of a fixing seat support, a support plate, a hanging pin and a locking screw part. The utility model has the advantages that: the opening is flexible and easy, the bearing capacity is strong, the appearance is beautiful, and the assembly and disassembly of the rotating arm assembly (door frame) and the rotating arm fixing seat assembly (door leaf) are convenient.

Description

Rocking arm hinge

Technical Field

The utility model relates to a rocking arm hinge belongs to five metals class product.

Background

Hinges are an important component of door products. The existing rotating arm hinge for the anti-theft door has the common axial gasket fixing mode and no radial shaft sleeve, so that when the hinge bears load, the rotating arm and the gasket plane and the spindle and the rotating arm shaft hole have severe friction, and the hinge has long time and can make squeak noise. In addition, the market demand for high-grade security doors in recent years is increasing the adoption of concealed hinges. The concealed hinge is generally a rotating arm hinge with a rotating shaft on a door frame, generally, the rotating arm hinge is composed of a plurality of parts, and a rotating arm box is connected with the door frame in a welding mode. The structure is unreasonable, the installation and debugging of the door leaf are troublesome, the rigidity of the rotating arm is poor, and the door leaf is easy to droop. Especially, in the case of an aluminum alloy door frame structure, the rotating arm box cannot be welded with the door frame. Therefore, the rotary arm hinge which can be used for an aluminum alloy door frame structure, is convenient to assemble, debug and install, is flexible to open, has no noise and can bear heavy door leaves is increasingly important.

SUMMERY OF THE UTILITY MODEL

Based on the above product defects and requirements, the to-be-solved technical problem of the utility model is to provide a rocking arm hinge structure.

The following is the technical proposal adopted by the utility model:

a rotating arm hinge mainly comprises a rotating arm assembly and a rotating arm fixing seat assembly. The rotating arm assembly consists of a rotating arm, a rotating arm box, a rotating shaft and a plane bearing. And the rotating arm is connected with the two shaft holes on the rotating arm box through the rotating shaft and is riveted on two end faces of the shaft hole. And plane bearings are arranged on the abutting surfaces of the two ends of the rotating arm shaft hole and the rotating arm box. The plane bearing is composed of a shaft sleeve and a gasket. The shaft sleeve is designed to avoid direct friction between the shaft hole and the shaft, and abnormal sound is easy to occur after a long time. The gasket is used for avoiding direct friction between the abutting surfaces of the shaft sleeve and the rotating arm box, and the abutting surfaces of the rotating arm box are lubricated by small oil storing holes designed on the gasket. The rotating arm can rotate easily and flexibly when being loaded, the function of a plane bearing is realized, and the bearing capacity of the rotating arm hinge is improved.

The rotating arm fixing seat component consists of a fixing seat support, a support plate, a hanging pin and a locking screw part. The fixing seat support is provided with a group of long-waist circular mounting holes parallel to the shaft core line of the rotating shaft and two screw holes, and the fixing seat support is connected with the support plate in a welding mode. At least two hanging pin holes and a locking screw hole are designed on the fixed seat support and the support plate, the hanging pins and the hanging pin holes are assembled in a tight fit mode and are riveted on the fixed seat support and the support plate, and the rotating arm fixing seat assembly is connected and fixed with the door leaf through a plurality of long waist circular mounting holes formed in the fixed seat plate through screws. At least two type hanging pin slots and a safety pin hole are arranged on the connecting part of the rotating arm and the fixed seat bracket. Therefore, the rotating arm assembly and the rotating arm fixing seat assembly are convenient to assemble and disassemble, and the locking screw penetrates through the safety pin hole to be fixed in the screw holes of the fixing seat support and the support plate to play a safety role, so that the rotating arm is prevented from being out of pin.

In addition, a group of screw holes connected with the door frame and two positioning convex round points are designed on the rotating arm box, and the rotating arm box is connected, installed and fixed with the door frame by screws, so that the problem that the rotating arm box cannot be welded with an aluminum alloy door frame is solved. The two positioning convex round points are used for positioning during installation.

The utility model has the advantages that: the opening is flexible and easy, the bearing capacity is strong, the appearance is beautiful, and the assembly and disassembly of the rotating arm assembly (door frame) and the rotating arm fixing seat assembly (door leaf) are convenient.

Drawings

FIG. 1 is a perspective view illustrating an assembly of a boom hinge;

FIG. 2 is an exploded perspective view of the swivel arm hinge;

fig. 3 is a perspective view illustrating the pivot arm assembly and the pivot arm holder assembly.

Detailed Description

The present invention will be further described with reference to the accompanying drawings 1-3, in conjunction with the embodiments. The swivel arm hinge mainly comprises a swivel arm assembly (1) and a swivel arm fixing seat assembly (2). The rotating arm assembly (1) consists of a rotating arm (1-1), a rotating arm box (1-2), a rotating shaft (1-3) and a plane bearing (1-4). The rotating arm (1-1) is connected with two shaft holes on the rotating arm box (1-2) through a rotating shaft (1-3) and riveted on two end faces of the shaft holes. The two ends of the shaft hole of the rotating arm (1-1) are provided with plane bearings (1-4) on the abutting surfaces of the rotating arm box. The plane bearing (1-4) is composed of a shaft sleeve (1-4-1) and a gasket (1-4-2), end counterbores (1-1-1) are arranged in shaft holes at two ends of the rotating arm (1-1), the shaft sleeve (1-4-1) is installed in a tight fit mode with the end counterbores (1-1-1), and the gasket (1-4-2) is arranged on the large-diameter end face of the shaft sleeve (1-4-1) and forms the plane bearing (1-4). The shaft sleeve (1-4-1) is designed to avoid direct friction between the shaft hole and the shaft, and abnormal sound is easy to occur after a long time. The gasket (1-4-2) is used for avoiding the direct friction between the shaft sleeve (1-4-1) and the butt joint surface of the rotating arm box, and an oil storing hole can be designed on the gasket to play a role in lubricating the butt joint surface of the rotating arm box. The rotating arm can rotate easily and flexibly when being loaded, the function of a plane bearing is realized, and the bearing capacity of the rotating arm hinge is improved.

The rotating arm fixing seat assembly (2) is composed of a fixing seat support (2-1), a support plate (2-2), a hanging pin (2-3) and a locking screw (2-4). The fixed seat support (2-1) is provided with a group of long waist circular mounting holes (2-1-3) parallel to the axis core line of the rotating shaft, and the fixed seat support (2-1) is connected and fixed with the door leaf through the long waist circular mounting holes (2-1-3) and can adjust the vertical position of the door leaf to prevent the door leaf from wiping the frame. The fixed seat support (2-1) is connected with the support plate (2-2) by welding. At least two hanging pin holes (2-1-1) and a locking screw hole (2-1-2) are designed on the fixed seat support (2-1) and the support plate (2-2), the hanging pins (2-3) are tightly matched with the hanging pin holes (2-1-1) and are riveted on the fixed seat support (2-1) and the support plate (2-2), and a plurality of long waist circular mounting holes (2-1-2) are arranged on the rotating arm fixed seat component (2) and are connected and fixed with the door leaf through screws. At least two -shaped hanging pin slots (1-1-2) and a safety pin hole (1-1-3) are arranged at the connecting part of the rotating arm (1-1) and the fixed seat bracket (2-1). Therefore, the tumbler assembly (1) and the tumbler fixing seat assembly (2) are convenient to assemble and disassemble, and the locking screws (2-4) penetrate through the safety pin holes (1-1-3) and are fixed on the screw holes of the fixing seat bracket (2-1) and the support plate (2-2) to play a safety role and prevent the tumbler (1-1) from being out of pin.

In addition, a group of screw holes (1-2-1) connected with the door frame and two positioning convex round points (1-2-2) are designed on the rotating arm box (1-2), and the rotating arm box (1-2) is connected with the door frame by screws for installation and fixation, so that the problem that the rotating arm box (1-2) cannot be welded with an aluminum alloy door frame is solved. The two positioning convex round points (1-2-2) are used for positioning during installation.

Finally, it should be noted that the above-mentioned embodiments illustrate only preferred embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All structural, conceptual and geometric modifications that may occur to one skilled in the art to which the disclosure pertains, whether directly or indirectly derived from the disclosure, are deemed to be within the scope of the invention.

Claims

1. A tumbler hinge, it is made up of tumbler assembly (1) and tumbler fixed seat assembly (2) two parts, the said tumbler assembly (1), it is made up of tumbler (1-1), tumbler box (1-2), spindle (1-3), plane bearing (1-4), its characteristic is: the rotating arm (1-1) is connected with two shaft holes of the rotating arm box (1-2) through a rotating shaft (1-3) and riveted on two end faces of the shaft hole, and the abutting faces of the two ends of the shaft hole of the rotating arm (1-1) and the rotating arm box are provided with plane bearings (1-4).

2. A swivel arm hinge as claimed in claim 1, wherein: the rotating arm fixing seat assembly (2) is composed of a fixing seat support (2-1), a support plate (2-2), a hanging pin (2-3) and a locking screw (2-4), at least two hanging pin holes (2-1-1) and one locking screw hole (2-1-2) are designed on the fixing seat support (2-1) and the support plate (2-2), the hanging pin (2-3) and the hanging pin holes (2-1-1) are installed in an interference fit mode, and the rotating arm fixing seat assembly (2) is provided with a plurality of long waist circular installation holes (2-1-3) through the fixing seat support (2-1) and can be connected and fixed with a door fan.

3. A swivel arm hinge according to claim 1 or 2, wherein: the plane bearing (1-4) is composed of a shaft sleeve (1-4-1) and a gasket (1-4-2), end counterbores (1-1-1) are arranged in shaft holes at two ends of the rotating arm (1-1), the shaft sleeve (1-4-1) is installed in a tight fit mode with the end counterbores (1-1-1), and the gasket (1-4-2) is arranged on the large-diameter end face of the shaft sleeve (1-4-1) and forms the plane bearing (1-4).

4. A swivel arm hinge according to claim 1 or 2, wherein: the fixing seat support (2-1) is provided with a group of long-waist circular mounting holes (2-1-3) parallel to the axis core line of the rotating shaft, and the fixing seat support (2-1) is connected with the support plate (2-2) by welding.

5. A swivel arm hinge according to claim 1 or 2, wherein: the connecting part of the rotating arm (1-1) and the fixed seat support (2-1) is provided with at least two T-shaped hanging pin slots (1-1-2) and a safety pin hole (1-1-3), and the rotating arm fixed seat assembly (2) and the rotating arm assembly (1) are inserted with the hanging pins (2-3) through the hanging pin slots (1-1-2) and are fixed through locking screws (2-4).

6. A swivel arm hinge according to claim 1 or 2, wherein: at least four screw holes (1-2-1) and two mounting and positioning convex round points (1-2-2) are arranged on the mounting foot of the rotating arm box (1-2).