CN218991262U

CN218991262U - Concealed hinge

Info

Publication number: CN218991262U
Application number: CN202223359067.3U
Authority: CN
Inventors: 林波; 林文维; 林子杰; 陈帆
Original assignee: Chunguang Hardware Co ltd
Current assignee: Chunguang Hardware Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-09
Anticipated expiration: 2032-12-12

Abstract

The hidden hinge comprises a connecting rod structure, wherein the connecting rod structure comprises a bracket used for being fixed at the corner of a window frame, and a first connecting rod is connected to the bracket; an adjustment structure comprising an L-piece for securing to a window sash notch; be equipped with first straight flute and the second straight flute that is located first connecting rod tip and first straight flute and is vertical setting on the first connecting rod, L spare one end is fixed with the regulation seat, the slip is equipped with the connector that one end cup jointed in the second straight flute on the L spare, and the other end passes through adjusting screw and is connected with the regulation seat, L spare is through rotating the longitudinal distance between adjusting screw regulation and the connecting rod structure for control the overlap joint volume about the casement after closing, carry out longitudinal distance regulation through setting up adjusting screw at L spare and first connecting rod, compare in traditional hidden hinge, can set up in a flexible way according to different sizes casement to connecting rod structure is fixed in the window angle, can reduce rocking when hinge regulation, avoid influencing the normal opening and shutting of casement.

Description

Concealed hinge

Technical Field

The utility model relates to a hidden hinge, and belongs to the field of hinges.

Background

The hinge is a mechanical device for connecting two solids and allowing the two solids to rotate relatively, and can be composed of movable components or foldable materials, and the door and window also needs to use the hinge after being installed, so that the door and window can be normally opened and closed.

The existing hidden hinge for windows generally comprises a bracket, a connecting rod mechanism, a fan part rod piece and other parts, and is simple in structure and convenient to install. However, the existing hidden hinges for windows generally have the problem that no installation adjusting function or side window angle of the upper hinge shakes.

In order to solve the above problems, it is necessary to provide a hidden hinge with installation adjustment and without shaking of the window angle.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provides a hidden hinge.

Preferably, one end of the connector is provided with a cylinder, the other end of the connector is provided with an adjusting hole, the cylinder stretches into the second straight groove to be connected with the first connecting rod, the adjusting screw is rotatably installed in the adjusting hole, the adjusting screw is rotated to enable the connector to move on the L piece to drive the cylinder to transversely move in the second straight groove, the first connecting rod is driven by the cylindrical head to adjust the longitudinal distance between the first connecting rod and the L piece, and the left and right lap joint amount of the window sashes after the window sashes are closed is adjusted.

Further, be equipped with first sliding tray on the L spare, the connector bottom is equipped with the sliding block that matches with first sliding tray, the connector passes through sliding block slidable mounting on the L spare.

Further, a eccentric rivet with the bottom riveted on the L piece is arranged in the first straight groove, the first connecting rod adjusts the relative angle between the L piece and the first connecting rod by rotating the eccentric rivet, and the sealing effect of the window sashes after closing is adjusted by changing the relative angle between the L piece and the first connecting rod by the eccentric rivet.

Preferably, a third straight groove positioned at the other end of the sliding groove is formed in the L piece, and the third straight groove is connected with the first connecting rod through a rivet.

Further, the connecting rod structure further comprises a second connecting rod, a third connecting rod, a fourth connecting rod and an L-shaped bracket which are sequentially arranged on the first connecting rod, so that the connecting rod structure is formed, and the opening and closing of the hinge are controlled.

Preferably, the second connecting rod, the third connecting rod, the fourth connecting rod and the bracket are all connected with each other through rivets.

Further, a second sliding groove is formed in the first connecting rod, and the first connecting rod is connected with the opening and closing of the connecting rod structure through rivets arranged in the second sliding groove in a sliding mode.

The beneficial effects of the utility model are as follows: through setting up adjusting screw at L spare and first connecting rod and carrying out longitudinal distance and adjusting, compare in traditional hidden hinge, can carry out nimble setting according to different size casement to the connecting rod structure is fixed in the window angle, can reduce rocking when the hinge is adjusted, avoids influencing the normal opening and shutting of casement.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.

FIG. 1 is a schematic diagram of a main structure of the present utility model;

FIG. 2 is an exploded view of the main structure of the present utility model;

FIG. 3 is a side view of the present utility model;

fig. 4 is a main body structure diagram of the middle joint of the present utility model;

in the figure, 1, a connecting rod structure; 11. a bracket; 12. a first link; 121. a first straight groove; 122. a second straight groove; 123. a core-shifting rivet; 124. a second sliding groove; 13. a second link; 14. a third link; 15. a fourth link; 2. an adjustment structure; 21. l pieces; 211. a first sliding groove; 212. a third straight groove; 22. an adjusting seat; 23. a connector; 231. a cylinder; 232. an adjustment aperture; 233. a sliding block; 24. and (5) adjusting a screw.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.

It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.

The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, an embodiment of a hidden hinge of the present utility model includes a link structure 1, where the link structure 1 includes a bracket 11 for fixing to a corner of a window frame, and a first link 12 is connected to the bracket 11; an adjustment structure 2, the adjustment structure 2 comprising an L-piece 21 for fixing to a window sash notch; the first connecting rod 12 is provided with a first straight groove 121 and a second straight groove 122 which is arranged at the end part of the first connecting rod 12 and is vertically arranged with the first straight groove 121, one end of the L-shaped piece 21 is fixedly provided with an adjusting seat 22, one end of the L-shaped piece 21 is slidably provided with a connector 23 which is sleeved in the second straight groove 122, the other end of the L-shaped piece is connected with the adjusting seat 22 through an adjusting screw 24, the L-shaped piece 21 is used for controlling the left and right lap joint amount of the window sashes after being closed by rotating the adjusting screw 24, and the L-shaped piece 21 and the first connecting rod 12 are provided with the adjusting screw 24 for adjusting the longitudinal distance.

One end of the connector 23 is provided with a cylinder 231, the other end of the connector 23 is provided with an adjusting hole 232, the cylinder 231 stretches into the second straight groove 122 to be connected with the first connecting rod 12, the adjusting screw 24 is rotatably arranged in the adjusting hole 232, the adjusting screw 24 is rotated to enable the connector 23 to move on the L-shaped piece 21, the cylinder 231 is driven to transversely move in the second straight groove 122, the longitudinal distance between the first connecting rod 12 and the L-shaped piece 21 is adjusted under the driving of the cylinder head, and the left and right lap joint amount of the window sashes after being closed is adjusted.

The L-shaped member 21 is provided with a first sliding groove 211, the bottom of the connecting head 23 is provided with a sliding block 233 matched with the first sliding groove 211, and the connecting head 23 is slidably mounted on the L-shaped member 21 through the sliding block 233.

The L-shaped member 21 is provided with a third straight groove 212 at the other end of the sliding groove, and the third straight groove 212 is connected with the first connecting rod 12 by a rivet.

The connecting rod structure 1 further comprises a second connecting rod 13, a third connecting rod 14, a fourth connecting rod 15 and an L-shaped bracket 11 which are sequentially arranged on the first connecting rod 12, thereby forming the connecting rod structure 1 and controlling the opening and closing of the hinge.

The second link 13, the third link 14, the fourth link 15 and the bracket 11 are all connected to each other by rivets.

The first connecting rod 12 is provided with a second sliding groove 124, and the first connecting rod 12 is connected with the control connecting rod structure 1 in a sliding way through rivets arranged in the second sliding groove 124.

In this embodiment, referring to fig. 1 to 4, a eccentric rivet 123 with the bottom riveted on the L piece 21 is disposed in the first straight slot 121, the first link 12 adjusts the relative angle between the L piece 21 and the first link 12 by rotating the eccentric rivet 123, and the sealed effect after the window sash is closed is adjusted by changing the relative angle between the L piece 21 and the first link 12 by the eccentric rivet 123.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

While the utility model has been described with reference to several particular embodiments, it should be understood that the utility model is not limited to the particular embodiments disclosed. The utility model is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A hidden hinge, characterized in that: the window frame comprises a connecting rod structure, wherein the connecting rod structure comprises a bracket used for being fixed at the corner of the window frame, and a first connecting rod is connected to the bracket; an adjustment structure comprising an L-piece for securing to a window sash notch; the novel window sash is characterized in that a first straight groove and a second straight groove which is arranged vertically at the end of the first connecting rod are arranged on the first connecting rod, an adjusting seat is fixed at one end of the L-shaped piece, a connector with one end sleeved in the second straight groove is arranged on the L-shaped piece in a sliding mode, the other end of the L-shaped piece is connected with the adjusting seat through an adjusting screw, and the L-shaped piece is used for controlling the left and right lap joint amount after the window sash is closed through adjusting the longitudinal distance between the L-shaped piece and the connecting rod structure through rotating the adjusting screw.

2. The hidden hinge of claim 1, wherein: the one end of connector is equipped with the cylinder, and the other end is equipped with the regulation hole, the cylinder stretches into in the second straight flute and is connected with first connecting rod, adjusting screw rotates and installs in the regulation hole.

3. The hidden hinge of claim 2, wherein: be equipped with first sliding tray on the L spare, the connector bottom is equipped with the sliding block that matches with first sliding tray, the connector passes through sliding block slidable mounting on the L spare.

4. The hidden hinge of claim 1, wherein: the first straight slot is internally provided with a eccentric rivet with the bottom riveted on the L piece, and the first connecting rod adjusts the relative angle between the L piece and the first connecting rod by rotating the eccentric rivet.

5. The hidden hinge of claim 1 or 4, wherein: the L-shaped piece is provided with a third straight groove positioned at the other end of the sliding groove, and the third straight groove is connected with the first connecting rod through a rivet.

6. The hidden hinge of claim 1, wherein: the connecting rod structure further comprises a second connecting rod, a third connecting rod, a fourth connecting rod and an L-shaped bracket which are sequentially arranged on the first connecting rod.

7. The hidden hinge of claim 6, wherein: the second connecting rod, the third connecting rod, the fourth connecting rod and the bracket are all connected with each other through rivets.

8. The hidden hinge of claim 1, wherein: the first connecting rod is provided with a second sliding groove, and the first connecting rod is connected with the opening and closing of the connecting rod structure in a sliding manner through rivets arranged in the second sliding groove.