CN215369298U

CN215369298U - Welding-free hinge

Info

Publication number: CN215369298U
Application number: CN202121036458.4U
Authority: CN
Inventors: 孙传永; 陈天乐
Original assignee: Guangdong Jiyi Electrical Equipment Co ltd
Current assignee: Guangdong Jiyi Electrical Equipment Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-31
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a welding-free hinge, comprising: sheet metal connector and cabinet door, the cabinet door passes through the rotatable setting of the hinge mechanism on sheet metal connector, and the hinge mechanism includes L type base and rotor, and rotor rotatable coupling is in L type base, and the internal surface at sheet metal connector lateral wall is installed to L type base, rotor and cabinet door fixed connection. The utility model has simple installation, is firm after installation and completely avoids welding.

Description

Welding-free hinge

Technical Field

The utility model relates to the technical field of electric cabinets and electric cabinets, in particular to a welding-free hinge.

Background

The existing hinge is in a welding mode, the accuracy of the installation position is hardly guaranteed due to the fact that special positioning is not available during welding, the cabinet door is large and heavy, inconvenience is caused during welding, welded scars are polished, the process is complex, efficiency is low, the existing power cabinet hinge is made of thin materials, and the weight of a large door plate cannot be borne.

Therefore, how to provide a welding-free hinge is a problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a welding-free hinge, which aims to solve the technical problems in the prior art to a certain extent.

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

a weld-free hinge, comprising:

sheet metal connector and cabinet door, the cabinet door passes through the rotatable setting of the hinge mechanism and is in on the sheet metal connector, the hinge mechanism includes L type base and rotor, rotor rotatable coupling is in the L type base, L type base is installed the internal surface of sheet metal connector lateral wall, the rotor with cabinet door fixed connection.

According to the technical scheme, compared with the prior art, the novel LED lamp is simple to mount, firm after being mounted and completely free of welding.

Further, L type base includes fixed plate and the mounting panel that the integral type is connected, the fixed plate with sheet metal connecting piece passes through screw fixed connection, the one end of mounting panel with the fixed plate is connected perpendicularly, the other end middle part of mounting panel is equipped with and holds the recess of rotor, the rotor is rotatable to be installed in the recess, just the outside of rotor is equipped with the boss of the location installation of being convenient for.

Further, the cabinet door comprises an integrated door plate and a connecting plate which are vertically connected, a mounting hole matched with the boss is formed in the connecting plate, and the boss is fixedly connected with the connecting plate through a screw.

Furthermore, the outside of mounting hole can be dismantled and be connected with the dress trim cover, the dress trim cover is last to be offered the counter bore that is used for the screw to wear to establish, strengthens the firm degree that screw and boss are connected.

Further, the mounting hole comprises rectangular hole and two semicircle orifices, two semicircle orifice symmetric distribution is in the both ends of rectangular hole, the rectangular hole with the boss adaptation, the inboard of dress trim cover be equipped with the arch of semicircle orifice grafting adaptation makes things convenient for dress trim cover's installation and dismantlement.

Furthermore, a folded plate is vertically connected to the inner side of the other end, far away from the fixed plate, of the mounting plate, so that the rigidity of the cabinet door is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an exploded view of the structure of example 1.

Fig. 2 is a closed state diagram of the cabinet door in embodiment 1.

Fig. 3 is a cabinet door opening state diagram of embodiment 1.

Fig. 4 is an exploded view of the structure of example 2.

Fig. 5 is a cabinet door opening state diagram of embodiment 2.

Fig. 6 is an exploded view of the structure of example 3.

Fig. 7 is a cabinet door opening state diagram of embodiment 3.

Wherein:

1-a sheet metal connector; 2-cabinet door; a 3-L shaped base; 4-a rotor; 5-mounting holes; 6-decorating cover; 21-a door panel; 22-a connecting plate; 23-folding plates; 31-a fixing plate; 32-a mounting plate; 41-boss.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model discloses a welding-free hinge, comprising: sheet metal connector 1 and cabinet door 2, cabinet door 2 passes through the rotatable setting of the hinge mechanism on sheet metal connector 1, and the hinge mechanism includes L type base 3 and rotor 4, and rotor 4 rotatable coupling is in L type base 3, and the internal surface at sheet metal connector 1 lateral wall is installed to L type base 3, rotor 4 and cabinet door 2 fixed connection.

Specifically, the L-shaped base 3 includes a fixing plate 31 and a mounting plate 32 which are integrally connected, the fixing plate 31 is fixedly connected with the sheet metal connector 1 through a screw, one end of the mounting plate 32 is connected with the fixing plate 31, a groove for accommodating the rotor 4 is arranged in the middle of the other end of the mounting plate 32, the rotor 4 is rotatably mounted in the groove, and a boss 41 which is convenient for positioning and mounting is arranged on the outer side of the rotor 4; the cabinet door 2 comprises a door panel 21 and a connecting plate 22 which are vertically connected in an integrated manner, a mounting hole 5 matched with the boss 41 is formed in the connecting plate 22, and the boss 41 and the connecting plate 22 are fixedly connected through screws.

In order to further optimize the technical scheme, a folded plate 23 is vertically connected to the inner side of the other end, away from the door panel 21, of the connecting plate 22, so that the rigidity of the cabinet door is enhanced, and the maximum door opening angle can reach 118 degrees.

For further optimizing above-mentioned technical scheme, the outside of mounting hole 5 can be dismantled and be connected with dress trim cover 6, offers the counter bore that is used for wearing to establish the screw on dress trim cover 6. The connection between the reinforcing screw and the boss is firm.

Advantageously, the mounting hole 5 is composed of a rectangular hole and two semicircular holes, the two semicircular holes are symmetrically distributed at two ends of the rectangular hole, the rectangular hole is matched with the boss, and a protrusion matched with the semicircular holes in an inserted mode is arranged on the inner side of the decorative cover 6.

Example 1

A welding-free hinge is applied to an electric cabinet door, and is shown in figures 1-3, by adopting the structure, the outer side of a mounting plate 32 is limited with a convex flange, a metal plate connecting piece of an electric cabinet is provided with a return plate vertical to a fixed plate, the return plate is partially attached to the mounting plate 32, the end part of the return plate is abutted to the flange, and the stability of the hinge in use is improved.

Example 2

A welding-free hinge is applied to a switch cabinet body, and by adopting the structure, as shown in figures 4-5, a sheet metal connecting piece 1 is a d-shaped high-strength closed section, and a fixing plate 31 is connected with the d-shaped high-strength closed section through a self-tapping screw.

Example 3

A welding-free hinge is applied to a drawer cabinet of a switch cabinet body, as shown in figures 6-7, a sheet metal connecting piece 1 is a drawer side plate, the end part of the drawer side plate is vertically connected with a return plate, the end part of the return plate is abutted against an inclined section of an installation plate 32, and a fixing plate 31 is connected with the drawer side plate through a self-tapping screw.

The hinge is simple and easy to install, convenient to replace, firm after installation, the hardness of the cabinet door can be enhanced through the folded edge, the door opening angle after the folded edge can reach 118 degrees at most, an installation position is reserved on a sheet metal connecting piece, the L-shaped base is installed through the self-tapping screw, the L-shaped base cannot loosen and fall off after installation, the precision is high, the replacement is convenient, a small square hole and two semicircular holes are formed in the cabinet door, the boss on the rotor is embedded in the small square hole, the bulge on the decorative cover is embedded in the semicircular holes, and the anti-theft screw is tightened through a special tool to prevent malicious disassembly.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A weld-free hinge, comprising:

sheet metal connector (1) and cabinet door (2), cabinet door (2) are in through the rotatable setting of the hinge mechanism on sheet metal connector (1), the hinge mechanism includes L type base (3) and rotor (4), rotor (4) rotatable coupling is in L type base (3), L type base (3) are installed the internal surface of sheet metal connector (1) lateral wall, rotor (4) with cabinet door (2) fixed connection.

2. The welding-free hinge according to claim 1, wherein the L-shaped base (3) comprises a fixing plate (31) and a mounting plate (32) which are integrally connected, the fixing plate (31) is fixedly connected with the sheet metal connecting piece (1) through screws, one end of the mounting plate (32) is connected with the fixing plate (31), a groove for accommodating the rotor (4) is formed in the middle of the other end of the mounting plate (32), the rotor (4) is rotatably installed in the groove, and a boss (41) convenient for positioning and installation is arranged on the outer side of the rotor (4).

3. The welding-free hinge according to claim 2, wherein the cabinet door (2) comprises a door panel (21) and a connecting plate (22) which are vertically connected in an integrated manner, the connecting plate (22) is provided with a mounting hole (5) adapted to the boss (41), and the boss (41) is fixedly connected with the connecting plate (22) through a screw.

4. The welding-free hinge according to claim 3, wherein a decoration cover (6) is detachably connected to the outer side of the mounting hole (5), and a counter bore for a screw to pass through is formed in the decoration cover (6).

5. The welding-free hinge according to claim 4, wherein the mounting hole (5) is composed of a rectangular hole and two semicircular holes, the two semicircular holes are symmetrically distributed at two ends of the rectangular hole, the rectangular hole is matched with the boss, and a protrusion matched with the semicircular holes in an inserting manner is arranged on the inner side of the decorative cover (6).

6. A weld-free hinge as claimed in claim 3, characterized in that a flap (23) is connected perpendicularly to the inside of the other end of the web (22) remote from the door leaf (21).