CN218912609U

CN218912609U - Automatic reset hinge

Info

Publication number: CN218912609U
Application number: CN202222331022.9U
Authority: CN
Inventors: 周昌青; 蔡凯林
Original assignee: Zhongshan Domustar Sanitary Ware Co ltd
Current assignee: Zhongshan Domustar Sanitary Ware Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-04-25
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses an automatic reset hinge which comprises a fixed page, a movable page, an elastic component and a limiting piece, wherein the movable page is rotatably arranged on the fixed page through a hinge part, at least one arc-shaped groove is formed in the hinge part, the limiting piece is arranged on one side, close to the hinge part, of the fixed page, the elastic component is arranged between the fixed page and the limiting piece and used for enabling the limiting piece to extend into the arc-shaped groove and prop against the groove wall of the arc-shaped groove, and the movable page can horizontally rotate under the action of external force so that the limiting piece can move out of or move into the arc-shaped groove. After the limiting piece moves into the arc-shaped groove, the limiting piece can enable the movable page to rotate under the action of the elastic component until the limiting piece moves to the position of the bottom in the arc-shaped groove, automatic resetting of the hinge in a certain angle is achieved, and the elastic component keeps the limiting piece at the position of the bottom in the arc-shaped groove, so that positioning of the movable page is achieved.

Description

Automatic reset hinge

Technical Field

The utility model relates to the technical field of hinges, in particular to an automatic reset hinge.

Background

The hinge is a part commonly used in our life and is commonly used for connecting two objects needing to be opened and closed.

When the door or window is in an open or closed state, it is easy to rotate under the action of external force, such as wind, resulting in some defects in use.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides an automatic reset hinge, which adopts the following technical scheme:

the utility model provides an automatic hinge that resets, includes fixed page, movable page, elastic component and locating part, the movable page is installed through the articulated portion rotation on the fixed page, be equipped with at least one arc groove on the articulated portion, the locating part sets up the fixed page is close to one side of articulated portion, elastic component sets up the fixed page with between the locating part and be used for making the locating part stretches into in the arc groove and with the cell wall in arc groove offsets, the movable page can be in order to make under the exogenic action the locating part shifts out or moves into the arc groove.

Preferably, the outer wall of the hinge part is provided with a cylindrical surface, the center of the cylindrical surface coincides with the hinge part of the hinge part and the fixed page, and the arc-shaped groove is arranged on the cylindrical surface.

Preferably, the limiting piece is cylindrical, the limiting piece is vertically arranged, and one side of the limiting piece extends into the arc-shaped groove.

Preferably, the limiting part comprises a cylinder and a limiting ring, the cylinder is vertically installed on the fixed page, the limiting ring is rotatably sleeved on the cylinder, and the limiting ring extends into the arc-shaped groove.

Preferably, the stopper is slidably mounted on the fixing page, and the stopper is slidable to be close to or away from the hinge portion.

Preferably, a strip-shaped chute is arranged on one side of the fixed page, which is close to the hinge part, and extends towards the direction away from the hinge part, the limiting piece is vertically arranged at the notch of the strip-shaped chute, and the elastic component is arranged in the strip-shaped chute and is propped against the bottom wall of the strip-shaped chute and the limiting piece.

Preferably, the elastic component comprises two springs, the upper end and the lower end of the strip-shaped sliding groove are respectively provided with an accommodating groove which is communicated with the strip-shaped sliding groove and matched with the springs, the limiting piece is vertically arranged in the strip-shaped sliding groove, the two ends of the limiting piece extend into the accommodating groove respectively, the two springs are respectively arranged in the accommodating groove, one ends of the springs are respectively connected with the groove bottom wall of the accommodating groove, and the other ends of the springs are respectively in butt joint with the limiting piece.

The utility model has the beneficial effects that:

after the limiting piece moves into the arc-shaped groove, the limiting piece can enable the movable page to rotate under the action of the elastic component until the limiting piece moves to the position of the bottom in the arc-shaped groove, automatic resetting of the hinge in a certain angle is achieved, and the elastic component keeps the limiting piece at the position of the bottom in the arc-shaped groove, so that positioning of the movable page is achieved.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of an automatic resetting hinge according to the embodiment;

FIG. 2 is an exploded view of the structure of the hinge with automatic resetting according to the present embodiment;

FIG. 3 is one of the cross-sectional views of the self-righting hinge of the present embodiment;

FIG. 4 is a second cross-sectional view of the self-righting hinge according to the present embodiment;

fig. 5 is a third cross-sectional view of the self-righting hinge according to this embodiment.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, plural means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and the above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.

The hinge of the embodiment can be applied to a mechanical member which needs to be rotated and locked at the same time, and two parts of the mechanical member are respectively connected through the fixed page 1 and the movable page 2 of the hinge, and the two parts can be rotated by rotating the fixed page 1 and the movable page 2.

In this embodiment, the hinge that resets automatically includes fixed page 1, movable page 2, elastic component 3 and locating part 4, movable page 2 is installed through articulated portion 21 rotation on the fixed page 1, be equipped with at least one arc groove 22 on the articulated portion 21, the locating part 4 sets up fixed page 1 is close to one side of articulated portion 21, elastic component 3 sets up fixed page 1 with between the locating part 4 and be used for making locating part 4 stretches into in the arc groove 22 and offsets with the cell wall of arc groove 22, movable page 2 can be under the exogenic action horizontal rotation in order to make locating part 4 shift out or move into arc groove 22.

In this embodiment, the door is taken as an example of a mechanical member to be turned and locked, and referring to the drawings, the fixed leaf 1 includes a first cover plate a and a second cover plate b connected to the first cover plate a, and the movable leaf 2 includes a second cover plate a and a second cover plate b connected to the second cover plate a, where the first door is installed between the first cover plate a and the second cover plate b, and the second door is installed between the second cover plate a and the second cover plate b.

Referring to fig. 3, in the initial state, the included angle between the fixed page 1 and the movable page 2 is 180 °, and the arc-shaped slot 22 is disposed on one side of the hinge portion 21 near the fixed page 1;

referring to fig. 4, when the door is opened, the second door is rotated by an external force to drive the movable leaf 2 to rotate relative to the fixed leaf 1 until the limiting piece 4 moves out of the arc-shaped groove 22, and the second door can be freely rotated to any opening angle; when the door is closed, the movable leaf 2 reversely rotates under the action of external force, after the limiting piece 4 moves into the arc-shaped groove 22 again, the limiting piece 4 enables the movable leaf 2 to drive the second leaf to rotate under the action of the elastic component 3 until the limiting piece 4 slides to the bottom in the arc-shaped groove 22 so as to limit the second leaf to the angle with the first leaf again, the automatic resetting of the hinge in a certain angle is realized, and the elastic component 3 keeps the limiting piece 4 at the position of the bottom in the arc-shaped groove 22, so that the positioning of the movable leaf 2 is realized, and the movable leaf 2 is prevented from rotating easily under the action of external force.

In this embodiment, the outer wall of the hinge portion 21 is provided with a cylindrical surface, the center of the cylindrical surface coincides with the hinge portion of the hinge portion 21 and the fixing page 1, and the arc-shaped slot 22 is disposed on the cylindrical surface.

After the second door is rotated by external force, the limiting piece 4 moves out of the arc-shaped groove 22 and moves along the continuously distributed cylindrical surface, and when the door is opened or closed, the limiting piece 4 can smoothly move along the cylindrical surface.

Based on the above, further, the limiting member 4 is cylindrical, the limiting member 4 is vertically disposed, and one side of the limiting member extends into the arc-shaped slot 22. Referring to fig. 4, when the movable page 2 rotates, the cylindrical limiting member 4 and the arc-shaped groove 22 move relatively, which is beneficial to making the movement of the movable page 2 smoother.

Preferably, the limiting member 4 includes a column 41 and a limiting ring 42, the column 41 is vertically disposed, the limiting ring 42 is rotatably sleeved on the column 41, and the limiting ring 42 extends into the arc-shaped groove 22.

The column 41 is vertically arranged, the elastic component 3 acts with the column 41 to enable the limiting ring 42 to extend into the arc-shaped groove 22, and when the movable page 2 rotates relative to the limiting piece 4, the limiting ring 42 can rotate relative to the column 41 under the action of the hinge part 21, so that smoothness is improved.

Preferably, the stopper 4 is slidably mounted on the fixing page 1, and the stopper 4 is slidably moved to be close to or away from the hinge portion 21.

In the initial state, the arc-shaped groove 22 is arranged at one side of the hinge part 21 close to the fixed page 1, and the elastic component 3 enables the limiting piece 4 to extend into the arc-shaped groove 22;

when the door is opened, the second door is driven by external force to rotate by the second door, the movable page 2 rotates relative to the fixed page 1 until the limiting piece 4 moves out of the arc-shaped groove 22 and moves onto the cylindrical surface, and the hinge part 21 pushes the limiting piece 4 to slide in a direction away from the hinge part 21 and compress the elastic piece;

when the door is closed, the movable page 2 reversely rotates under the action of external force until the limiting piece 4 moves into the arc-shaped groove 22 again, and the limiting piece 4 moves into the groove bottom wall of the arc-shaped groove 22 again under the action of the restoring force of the elastic component 3, so that the automatic resetting of the hinge is realized.

In this embodiment, a strip-shaped chute 11 is disposed on a side of the fixing sheet 1 near the hinge portion 21, the strip-shaped chute 11 extends in a direction away from the hinge portion 21, the limiting member 4 is vertically disposed at a notch of the strip-shaped chute 11, and the elastic component 3 is disposed in the strip-shaped chute 11 and abuts against a bottom wall of the strip-shaped chute 11 and the limiting member 4.

The locating part 4 sets up the notch department of bar spout 11, the elastic component 3 is direct to be set up in the bar spout 11, the locating part 4 has realized through the centre gripping between articulated part 21 with the elastic component 3 the location of locating part 4, the elastic component 3 has realized through the centre gripping between locating part 4 with the bar spout 11 the location of elastic component 3, convenient assembly.

Still more specifically, the elastic component 3 includes two springs, the upper and lower both ends of bar spout 11 be equipped with respectively rather than link up and with spring assorted holding tank 12, locating part 4 vertical setting be in bar spout 11's notch department and its both ends stretch into respectively in the holding tank 12, two the spring sets up respectively in the holding tank 12, and its one end respectively with the tank bottom wall connection of holding tank 12, the other end of two respectively in locating part 4 butt.

The column 41 is vertically disposed at the notch of the bar chute 11, and two ends of the column extend into the accommodating groove 12, and two springs are respectively abutted against two ends of the column 41, so that the springs are stably mounted on the fixed page 1.

In this embodiment, an arc-shaped groove 22 is provided on the hinge portion 21, and the arc-shaped groove 22 is respectively located on one side of the hinge portion 21 close to the fixed page 1, so that the fixed page 1 and the movable page 2 are positioned at a position with an included angle of 180 degrees, so as to realize the positioning of the door in a closed state; the arc-shaped groove 22 may also be disposed on a side of the hinge portion 21 away from the fixed page 1, so that the fixed page 1 and the movable page 2 are positioned at a position having an included angle of 90 ° to achieve positioning of the door in an opened state.

In another embodiment, two arc-shaped grooves 22 may be disposed on the hinge portion 21, and the two arc-shaped grooves 22 are respectively located on one side of the hinge portion 21 close to the fixed page 1 and one side of the hinge portion remote from the fixed page 1, so that the fixed page 1 and the movable page 2 may be positioned at a position with an included angle of 180 ° or 90 ° to achieve positioning of the door in an opened or closed state.

In yet another embodiment, a plurality of arc-shaped grooves 22 are provided, and the arc-shaped grooves 22 are distributed on the cylindrical surface at intervals along the circumferential direction, so that the movable page 2 can be positioned when being opened at different angles.

Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are included in the scope of the present utility model as defined in the appended claims.

Claims

1. The utility model provides an automatic hinge that resets, its characterized in that, including fixed page (1), movable page (2), elastic component (3) and locating part (4), movable page (2) are installed through articulated portion (21) rotation fixed page (1) is last, be equipped with at least one arc groove (22) on articulated portion (21), locating part (4) set up fixed page (1) are close to one side of articulated portion (21), elastic component (3) set up fixed page (1) with between locating part (4) and be used for making locating part (4) stretch into in arc groove (22) and with the cell wall in arc groove (22) offsets, movable page (2) can be under the exogenic action horizontal rotation so that locating part (4) shift out or move into arc groove (22).

2. The self-resetting hinge of claim 1, wherein: the outer wall of the hinge part (21) is provided with a cylindrical surface, the center of the cylindrical surface coincides with the hinge part of the hinge part (21) and the fixed page (1), and the arc-shaped groove (22) is arranged on the cylindrical surface.

3. The self-resetting hinge of claim 2, wherein: the limiting piece (4) is cylindrical, the limiting piece (4) is vertically arranged, and one side of the limiting piece extends into the arc-shaped groove (22).

4. The self-resetting hinge of claim 3, wherein: the limiting piece (4) comprises a cylinder (41) and a limiting ring (42), the cylinder (41) is vertically installed on the fixed page (1), the limiting ring (42) is rotatably sleeved on the cylinder (41), and the limiting ring (42) stretches into the arc-shaped groove (22).

5. The self-resetting hinge of any one of claims 2-4, wherein: the limiting piece (4) is slidably mounted on the fixed page (1), and the limiting piece (4) is slidably close to or far away from the hinge part (21).

6. The automatic resetting hinge according to claim 5, wherein a bar-shaped chute (11) is arranged on one side of the fixed page (1) close to the hinge part (21), the bar-shaped chute (11) extends in a direction away from the hinge part (21), the limiting piece (4) is vertically arranged at a notch of the bar-shaped chute (11), and the elastic component (3) is arranged in the bar-shaped chute (11) and is propped against the bottom wall of the bar-shaped chute (11) and the limiting piece (4).

7. The automatic reset hinge according to claim 6, wherein the elastic component (3) comprises two springs, the upper end and the lower end of the bar-shaped chute (11) are respectively provided with a containing groove (12) which is communicated with the bar-shaped chute and matched with the springs, the limiting piece (4) is vertically arranged in the bar-shaped chute (11) and the two ends of the limiting piece extend into the containing groove (12), the two springs are respectively arranged in the containing groove (12), one ends of the two springs are respectively connected with the groove bottom wall of the containing groove (12), and the other ends of the two springs are respectively abutted against the limiting piece (4).