CN215632362U

CN215632362U - Aluminum alloy hinge structure for compartment vehicle

Info

Publication number: CN215632362U
Application number: CN202120316266.2U
Authority: CN
Inventors: 吴世彪; 曹以恒; 杨晶晶; 吴强; 甘厚淼; 缪安
Original assignee: Shenzhen Kaitou Lvcheng Lightweight Intelligent Technology Co ltd; Zhejiang Lvcheng Intelligent Equipment Co ltd
Current assignee: Shenzhen Kaitou Lvcheng Lightweight Intelligent Technology Co ltd; Zhejiang Lvcheng Intelligent Equipment Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2022-01-25
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to an aluminum alloy hinge structure for a compartment car, which comprises a hinge plate and a hinge seat, wherein the hinge plate and the hinge seat are hinged through a bolt; the rod part of the bolt is provided with a polished rod section and a threaded section which is positioned at the tail end of the polished rod section and used for connecting a nut, the diameter of the threaded section is smaller than that of the polished rod section, the head of the bolt is attached to the outer end face of the shaft sleeve part on the side where the rod part of the bolt penetrates, and the step face between the polished rod section and the threaded section on the rod part of the bolt is flush with the outer end face of the shaft sleeve part on the side where the rod part of the bolt penetrates. The aluminum alloy hinge for the van has reasonable structural design, high strength and light weight, and can prevent the hinge plate from being movably clamped and blocked due to the deformation of the extrusion hinge seat; meanwhile, the hinge can prevent the occurrence of abrasion, abnormal sound and the like, and solves the problems of abnormal sound or looseness and abrasion of the hinge.

Description

Aluminum alloy hinge structure for compartment vehicle

Technical Field

The utility model relates to the technical field of van manufacturing, in particular to an aluminum alloy hinge structure for a van.

Background

The hinge is used as a key part for connecting a door frame and a door panel of a compartment car, the existing hinge is of a steel galvanized structure and consists of a steel hinge plate, a steel hinge seat, a bolt and a nut, and the hinge plate, the steel hinge seat, the bolt and the nut are fixed with the door frame in a welding mode as shown in figure 1; such a hinge structure has the following problems: 1. the steel hinge has large mass, and the set weight is about 1.3 Kg; 2. the fastening torque of the bolt is difficult to set, the hinge seat is easy to deform after being tightened, abnormal sound and even no opening of a hinge switch are caused, and the bolt is easy to loosen after being loosened; 3. the hinge fixing seat is connected with the single side of the door frame, so that the hinge fixing seat is easy to deform, loosen and even fall off when the door panel is impacted; 4. when the hinge is opened and closed for a long time, the hinge plate and the hinge seat are easily worn, and the hinge plate and the bolt are easily worn.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide an aluminum alloy hinge structure for a van, which can prevent the hinge plate from being movably clamped due to the extrusion deformation of the hinge seat, and prevent the occurrence of wear and abnormal sound.

The utility model is realized by adopting the following scheme: an aluminum alloy hinge structure for a compartment car comprises a hinge plate and a hinge seat which are hinged through a bolt, wherein the hinge seat and the hinge plate are respectively provided with a shaft sleeve part for the rod part of the bolt to penetrate through, and a nylon bushing is embedded in the shaft sleeve part of the hinge seat; the rod part of the bolt is provided with a polished rod section and a threaded section which is positioned at the tail end of the polished rod section and used for connecting a nut, the diameter of the threaded section is smaller than that of the polished rod section, the head of the bolt is attached to the outer end face of the shaft sleeve part on the side where the rod part of the bolt penetrates, and the step face between the polished rod section and the threaded section on the rod part of the bolt is flush with the outer end face of the shaft sleeve part on the side where the rod part of the bolt penetrates.

Furthermore, the end part of the nylon bush is provided with a flanging which is clamped between the shaft sleeve part of the hinge seat and the shaft sleeve part of the hinge plate.

Furthermore, a pair of shaft sleeve parts is arranged on the hinge seat, and the shaft sleeve parts of the hinge plate are positioned in the middle of the two shaft sleeve parts of the hinge seat.

Furthermore, the nut is locked by adopting a non-metal insert.

Furthermore, the hinge seat and the hinge plate are both aluminum alloy sections, and two perpendicular overlapping edges are arranged on the hinge seat.

Compared with the prior art, the utility model has the following beneficial effects: the aluminum alloy hinge for the van has reasonable structural design, high strength and light weight, can ensure enough fastening force and can prevent the hinge plate from being movably clamped and blocked due to extrusion deformation of the hinge seat; meanwhile, the hinge can prevent the occurrence of abrasion, abnormal sound and the like, and solves the problems of abnormal sound or looseness and abrasion of the hinge.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

Drawings

FIG. 1 is a prior art door hinge structure;

FIG. 2 is a schematic construction of an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a hinge in an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a hinge base in an embodiment of the present invention;

FIG. 5 is a schematic view of a non-metallic insert configuration in an embodiment of the present invention;

FIG. 6 is a perspective view of a bolt construction in an embodiment of the present invention;

the reference numbers in the figures illustrate: 1-hinge plate, 2-hinge seat, 3-bolt, 4-nut, 5-nylon bush, 6-lap edge, 7-nonmetal insert, 8-polished rod segment, 9-thread segment, 10-step surface, 11-axle sleeve part and 12-flanging.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 2 to 6, an aluminum alloy hinge structure for a van includes a hinge plate 1 and a hinge seat 2 hinged to each other by a bolt, the hinge seat 2 and the hinge plate 1 are both provided with a boss portion 11 for the rod portion of the bolt 3 to pass through, and a nylon bushing 5 is nested inside the boss portion of the hinge seat 2; the pole portion of bolt 3 has polished rod section 8 and is located polished rod section tail end and is used for coupling nut's screw thread section 9, and screw thread section 9 diameter is less than polished rod section 8 diameter, and 3 heads of bolt are pasting the outer terminal surface of the axle sleeve portion of bolt pole portion entering side, and the outer terminal surface parallel and level of axle sleeve portion that the side was worn out to step face 10 and bolt pole portion on the bolt pole portion between polished rod section and the screw thread section: when the nut 4 is fastened, the position of the step surface 10 can be limited when the nut is screwed, and the step surface is flush with the outer end surface of the shaft sleeve part on the side where the nut is located, so that the nut is just attached to the outer end surface of the shaft sleeve part, the bolt can be screwed, and the hinge plate can be prevented from being movably clamped and blocked due to extrusion deformation of the hinge seat; meanwhile, the hinge can prevent the occurrence of abrasion, abnormal sound and the like, and solves the problems of abnormal sound or looseness and abrasion of the hinge.

In this embodiment, the end of the nylon bush 5 is provided with a flange 12 clamped between the hinge seat boss portion and the hinge plate boss portion, so that the direct contact between the hinge plate 1 and the hinge seat 2 and the direct contact between the limit bolt 4 and the hinge plate 1 can be isolated, and the occurrence of abrasion, abnormal sound and the like can be effectively prevented.

In this embodiment, the hinge base 2 is provided with a pair of boss portions, and the boss portions of the hinge plate 1 are located in the middle of the boss portions of the hinge base.

In the embodiment, the nut 4 is a non-metal insert locking nut; the non-metal insert locking nut consists of a nut body and a non-metal insert which is nested in the nut body.

In the embodiment, the hinge seat 2 and the hinge plate 1 are both aluminum alloy sections, the weight of the hinge seat is 50% lighter than that of a steel iron hinge, and the strength and the rigidity of the hinge seat are superior to those of the steel iron hinge; two vertical overlapping edges 6 are arranged on the hinge seat; can fix with the door frame from 2 directions through 2 faces, structural strength is higher, solves hinge seat and door frame fixed strength not enough problem.

Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.

If the utility model discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.

Any part provided by the utility model can be assembled by a plurality of independent components or can be manufactured by an integral forming process.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an aluminum alloy hinge structure for railway carriage or compartment car which characterized in that: the hinge plate and the hinge seat are hinged through a bolt, shaft sleeve parts for the rod parts of the bolt to penetrate through are arranged on the hinge seat and the hinge plate, and a nylon bushing is nested in the shaft sleeve parts of the hinge seat; the rod part of the bolt is provided with a polished rod section and a threaded section which is positioned at the tail end of the polished rod section and used for connecting a nut, the diameter of the threaded section is smaller than that of the polished rod section, the head of the bolt is attached to the outer end face of the shaft sleeve part on the side where the rod part of the bolt penetrates, and the step face between the polished rod section and the threaded section on the rod part of the bolt is flush with the outer end face of the shaft sleeve part on the side where the rod part of the bolt penetrates.

2. The aluminum alloy hinge structure for vans according to claim 1, wherein: the end part of the nylon bush is provided with a flanging which is clamped between the shaft sleeve part of the hinge seat and the shaft sleeve part of the hinge plate.

3. The aluminum alloy hinge structure for vans according to claim 2, wherein: the hinge seat is provided with a pair of shaft sleeve parts, and the shaft sleeve parts of the hinge plate are positioned in the middle of the two shaft sleeve parts of the hinge seat.

4. The aluminum alloy hinge structure for vans according to claim 1, wherein: the nut is a non-metal insert locking nut.

5. The aluminum alloy hinge structure for vans according to claim 1, wherein: the hinge seat and the hinge plate are both aluminum alloy sections, and two perpendicular overlapping edges are arranged on the hinge seat.