CN205297106U - A large angle rotary hinge - Google Patents

Abstract

The utility model relates to a large-angle rotating hinge, which comprises a first hinge bracket, a first hinge shell, a second hinge bracket, a second hinge shell and a rotating shaft; the end parts of the first hinge bracket and the second hinge bracket are respectively provided with a hinge hole in the axial direction; the end part of the first hinge bracket is also provided with at least two concave parts, and the end part of the second hinge bracket is provided with a corresponding number of convex parts matched with the concave parts; the convex part of the first hinge bracket is embedded in the convex part of the first hinge bracket, and the rotating shaft penetrates through hinge holes of the first hinge bracket and the second hinge bracket to hinge the first hinge bracket and the second hinge bracket; the end part of the first hinge support is of an arc-shaped bending structure, and an arc-shaped bending surface is formed on the inner surface of the first hinge support. The glass can be opened from the inside to the outside simultaneously, so that the glass is suitable for various space limitations, the glass does not need to be provided with a notch, the adhesive tape can be completely and integrally penetrated, and the waterproof effect is perfect.

Description

A large angle rotary hinge

technical field

The utility model relates to the field of shower rooms, in particular to a large-angle rotary hinge.

Background technique

Among the existing swing door shower room products on the market, there are different types of products such as straight line, diamond shape, and square shape. In order to meet the needs of shower room products with different shapes, hinges are needed for component connection, and the same hinge needs to be manufactured for many times. A body bracket for assembling into hinges at different angles. And for some parts of the special auxiliary structure, it is necessary to open and close at different angles inside and outside, which requires the cooperation of a large-angle rotary hinge that can open and close inside and outside at the same time.

Utility model content

In view of this, it is necessary to provide a large-angle rotary hinge to solve the above problems. The hinge can be opened inside and outside at the same time, adapting to various space constraints, and the glass does not need to be opened. The structure of the shower room is more stable.

In order to achieve the above object, the technical scheme of the utility model is as follows:

A large-angle rotary hinge, comprising a first hinge bracket, a first hinge housing, a second hinge bracket, a second hinge housing and a rotating shaft; the ends of the first hinge bracket and the second hinge bracket are respectively provided with hinge joints in the axial direction holes; the end of the first hinge bracket is also provided with at least two recesses, and the end of the second hinge bracket is provided with a corresponding number of protrusions matching with the recesses; the protrusions of the second hinge bracket are embedded In the recess of the first hinge bracket, the rotating shaft passes through the hinge holes of the first hinge bracket and the second hinge bracket to hinge the first hinge bracket and the second hinge bracket; one end of the first hinge bracket is an arc-shaped curved structure ; An arc-shaped curved surface is formed on the inner surface of the first hinge bracket, and the bottom of the first hinge bracket is connected with the first hinge shell; the bottom of the second hinge bracket is connected with the second hinge shell for fixing the glass of the shower room .

Preferably, the number of recesses at the end of the first hinge bracket is two, and the corresponding number of protrusions at the end of the second hinge bracket is two.

Preferably, the number of recesses at the end of the first hinge bracket is three, and the corresponding number of protrusions at the end of the second hinge bracket is three.

Preferably, a shaft sleeve is further provided between the rotating shaft and the hinge holes of the first hinge bracket and the second hinge bracket.

Preferably, when the second rotary hinge rotates inwards to a certain angle, the second hinge housing interferes with the curved surface of the arc and limits the second rotary hinge to continue to rotate; the second rotary hinge rotates outwards to a certain angle , the second hinge bracket collides with the arc-shaped curved surface on the first hinge bracket and stops rotating.

Preferably, the arc-shaped bending structure limits the rotation angle of the second hinge bracket to 0-85° inwardly and 0-90° outwardly.

Preferably, both the first hinge housing and the second hinge housing are provided with connecting posts.

As preferably, threads are provided inside the connecting column, corresponding through holes are provided on the first hinge bracket and the second hinge bracket, and the first hinge bracket is connected to the first hinge shell and the second hinge bracket by screws. It is connected with the second hinge shell; the screw is provided with a rear cover, and the rear cover is arranged on the first hinge bracket and the second hinge bracket and covers the screw.

Compared with the prior art, the utility model has the beneficial effects of:

Guarantee the coaxiality of the hinged hole, so that the product runs smoothly and durable;

Improve the bearing capacity of the product, strong stability, especially suitable for the installation of heavy shower room glass;

There is no need for connectors, and the first hinge bracket and the second hinge bracket are directly connected and the angle is limited, which is convenient for processing, reduces the number of parts, and is easy to install;

Components are highly versatile, reducing mold development costs and helping to reduce costs;

The hinge housing is provided with a rear cover covering the screws, which has a beautiful appearance and has a certain protective effect on the screws.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic diagram of the overall structure of the large-angle rotary hinge of the present invention;

Fig. 2 is a schematic diagram of the hinge connection mode of the present invention;

Fig. 3 is an exploded view of the overall structure of the shell detachable hinge of the present invention;

Fig. 4 is a schematic diagram of the state of the large-angle rotary hinge of the utility model opened 85°;

Fig. 5 is a schematic diagram of a state where the large-angle rotary hinge of the present invention is opened 90°.

Description of drawings:

The first hinge bracket—1 The second hinge bracket—2 The first hinge shell—3

Second hinge housing—4 rotating shaft—5 shaft sleeve—6

Connecting column—7 Rear cover—8

detailed description

The large-angle rotary hinge described in the present utility model will be further described below in conjunction with the drawings and embodiments.

The following is the best example of a large-angle rotary hinge described in the utility model, which does not limit the scope of protection of the utility model.

1 to 5 show a large-angle rotary hinge, including a first hinge bracket 1, a first hinge housing 3, a second hinge bracket 2, a second hinge housing 4 and a shaft 5; the first hinge bracket 1 and the second hinge bracket The ends of the two hinge brackets 2 are respectively provided with hinge holes in the axial direction; The corresponding number of convex parts; the convex part of the second hinge bracket 1 is embedded in the concave part of the first hinge bracket 1, and the rotating shaft 5 passes through the hinge holes of the first hinge bracket 1 and the second hinge bracket 2 to connect the first hinge bracket 1 is hinged with the second hinge bracket 2; the end of the first hinge bracket 1 is an arc-shaped curved structure, and an arc-shaped curved surface is formed on the inner surface of the first hinge bracket 1, and the first hinge bracket 1 The inner surface is connected with the first hinge shell 3, and the inner surface of the second hinge bracket 2 is connected with the second hinge shell 4, which is used for fixing the glass of the shower room.

In this embodiment, the number of recesses at the end of the first hinge bracket 1 is two, and the corresponding number of protrusions at the end of the second hinge bracket 2 is two. Of course, in the actual production process, the number of concave and convex parts is not limited to two, and the number of concave parts at the end of the first hinge bracket 1 can also be set to three, and the corresponding number of convex parts at the end of the second hinge bracket 2 is three.

As preferably, an axle sleeve 6 is also provided between the hinged holes of the first hinged bracket 1 and the second hinged bracket 2 to ensure that the hinged holes of the rotating shaft 5 and the first hinged bracket 1 and the second hinged bracket 2 The connection between them is smooth, and the shaft sleeve 6 can not only improve the connection tightness between the rotating shaft 5 and the hinged hole, but also reduce the friction coefficient, make the rotation stable and smooth, and increase the service life. .

As a preference, when the second rotary hinge rotates inward to a certain angle, the second hinge housing 4 touches the curved surface of the arc and limits the second rotary hinge to continue to rotate; the second rotary hinge rotates outward to a certain angle. Angle, the second hinge bracket 2 collides with the arc-shaped curved surface on the first hinge bracket 1 and stops rotating.

Preferably, the arc-shaped bending structure limits the rotation angle of the second hinge bracket 2 to 0-85° inwardly and 0-90° outwardly.

Preferably, the first hinge housing 3 and the second hinge housing 4 are provided with connecting posts 7 .

Preferably, the inside of the connecting column 7 is provided with threads, the first hinge bracket 1 and the second hinge bracket 2 are correspondingly provided with corresponding through holes, and the first hinge bracket 1 and the first hinge housing 3 are connected by screws. , The second hinge bracket 2 is connected with the second hinge shell 4; the screw is provided with a rear cover, and the rear cover is arranged on the first hinge bracket 1 and the second hinge bracket 2 and covers the screw.

In summary, the beneficial effects of the utility model are:

Guarantee the coaxiality of the hinged hole, so that the product runs smoothly and durable;

Improve the bearing capacity of the product and have strong stability, especially suitable for the installation of heavy shower room glass; the hinge can be opened inside and outside at the same time, adapting to various space constraints, and the glass does not need to be opened, and the adhesive strip can be completely penetrated in one piece, with perfect Waterproof effect.

There is no need for connectors, and the first hinge bracket 1 and the second hinge bracket 2 are directly connected and the angle is limited, which is convenient for processing, reduces the number of parts, and is easy to install;

Components are highly versatile, reducing mold development costs and helping to reduce costs;

The hinge housing is provided with a rear cover covering the screws, which has a beautiful appearance and has a certain protective effect on the screws.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (8)

1. A large-angle rotary hinge is characterized in that it comprises a first hinge bracket, a first hinge housing, a second hinge bracket, a second hinge housing and a rotating shaft; the ends of the first hinge bracket and the second hinge bracket are respectively on A hinge hole is provided in the axial direction; the end of the first hinge bracket is also provided with at least two concave parts, and the end of the second hinge bracket is provided with a corresponding number of convex parts matching with the concave parts; the second The convex part of the hinge bracket is embedded in the concave part of the first hinge bracket, and the rotating shaft passes through the hinge holes of the first hinge bracket and the second hinge bracket to hinge the first hinge bracket and the second hinge bracket; the end of the first hinge bracket It is an arc-shaped curved structure, an arc-shaped curved surface is formed on the inner surface of the first hinge bracket, the bottom of the first hinge bracket is connected with the first hinge shell, and the bottom of the second hinge bracket is connected with the second hinge shell, Used to fix shower glass. 2 . The large-angle rotary hinge according to claim 1 , wherein the number of recesses at the end of the first hinge bracket is two, and the corresponding number of protrusions at the end of the second hinge bracket is two. 3 . The large-angle rotary hinge according to claim 1 , wherein the number of recesses at the end of the first hinge bracket is three, and the corresponding number of protrusions at the end of the second hinge bracket is three. 4 . 4. The large-angle rotary hinge according to claim 1, characterized in that, a bushing is provided between the rotating shaft and the hinge holes of the first hinge bracket and the second hinge bracket. 5. The large-angle rotary hinge according to claim 1, characterized in that, when the second hinge bracket rotates inward to a certain angle, the second hinge housing interferes with the arc-shaped curved surface of the first hinge bracket and limits The second hinge bracket continues to rotate; when the second hinge bracket rotates outward to a certain angle, the second hinge bracket collides with the arc-shaped curved surface on the first hinge bracket and stops rotating. 6. The large-angle rotary hinge according to claim 5, characterized in that, the arc-shaped bending structure limits the rotation angle of the second hinge bracket to 0-85° inwardly and 0-90° outwardly. 7. The large-angle rotary hinge according to claim 1, characterized in that, both the first hinge housing and the second hinge housing are provided with connecting posts. 8. The large-angle rotary hinge according to claim 7, characterized in that, the inside of the connecting column is provided with threads, and the first hinge bracket and the second hinge bracket are correspondingly provided with corresponding through holes, and the screws are used to connect The first hinge bracket is connected with the first hinge housing, and the second hinge bracket is connected with the second hinge housing; the screw is provided with a rear cover, and the rear cover is arranged on the first hinge bracket and the second hinge bracket and covers the screw .