CN215407988U

CN215407988U - Locking device for casement window

Info

Publication number: CN215407988U
Application number: CN202121310274.2U
Authority: CN
Inventors: 刘磊; 董琦; 王教宁
Original assignee: Shanghai Kedo Doors And Windows Co ltd
Current assignee: Shanghai Kedo Doors And Windows Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-04
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a locking device of a casement window, which comprises a window frame, a window sash and a locking assembly, wherein grooves are formed in the bottom wall and the top wall of the inner side of the window frame, one side of the window sash is hinged to one side of the window frame, the top of the window sash and the bottom of the window sash are respectively positioned in the grooves, and the locking assembly is positioned on the bottom wall of the inner side of the window frame, positioned on one side of the groove and close to the hinged position of the window sash and the window frame. According to the locking device of the casement window, the opening position of the window sash can be adjusted through the locking assembly, the L-shaped rod, the movable rod and the fixed rod, when the window sash is opened to a specified position, the rotating handle rotates reversely to drive the annular friction pad to be in contact with the friction pad, the opening position of the window sash is fixed, and the problem that the casement window can only be in a fully-opened or fully-closed state due to the fact that the position of the window sash cannot be fixed after the casement window is installed is solved. The utility model relates to the technical field of casement windows, and particularly provides a locking device of a casement window.

Description

Locking device for casement window

Technical Field

The utility model relates to the technical field of casement windows, in particular to a locking device of a casement window.

Background

Casement window, a type of window in the house of the civil residence. The window sash moves along a certain horizontal direction, so the window is called a casement window. Because the casement window has the characteristics of large opening area, good ventilation, good sealing performance, excellent sound insulation, heat preservation and permeability resistance and the like, a plurality of rooms adopt the window, but most of the windows can only be in a fully opened or fully closed state because the position of a window sash cannot be fixed after the window is installed. Under the fully-opened state, when an infant climbs a window, high-altitude falling accidents are easily caused, the consequences are unimaginable, lawless persons can ride the window easily, great potential safety hazards exist, meanwhile, under the fully-closed state, indoor air cannot naturally circulate, physical and psychological health of indoor personnel is directly affected, and therefore the locking device for the casement window is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, the present invention provides a locking device for a casement window to overcome the drawbacks of the prior art.

The technical scheme adopted by the utility model is as follows: the utility model relates to a locking device of a casement window, which comprises a window frame, a window sash and a locking assembly, wherein grooves are respectively arranged on the bottom wall and the top wall of the inner side of the window frame, one side of the window sash is hinged on one side of the window frame, the top of the window sash and the bottom of the window sash are respectively positioned in the grooves, the locking assembly is positioned on the bottom wall of the inner side of the window frame and positioned on one side of the groove and close to the hinged part of the window sash and the window frame, the locking assembly comprises a bottom plate, a thread cylinder, a disc, a fixed block and a threaded rod, the bottom plate is positioned on the bottom wall of the inner side of the window frame and positioned on one side of the groove and close to the hinged part of the window sash and the window frame, the bottom end of the threaded rod is rotatably arranged on the bottom plate, the thread cylinder is sleeved on the threaded rod through an internal thread hole, the disc is rotatably sleeved on the thread cylinder, the fixed block is positioned on the right side of the thread cylinder, an opening I is arranged on the fixed block, one side of the disc is located in the first opening, an L-shaped rod is arranged on the other side of the disc, a movable rod is hinged to the L-shaped rod, a fixed rod is hinged to the movable rod, and the fixed rod is arranged on the window sash.

Furthermore, a buffer is arranged between the bottom of the threaded cylinder and the top of the bottom plate.

Furthermore, the buffer is provided with a plurality of groups and is evenly positioned around the threaded rod.

Furthermore, the top of the disc is provided with an annular friction pad, the top wall of the opening is provided with a first friction pad, and the first friction pad is in contact with the annular friction pad.

Furthermore, the top end of the threaded rod is provided with a rotating handle.

The utility model with the structure has the following beneficial effects: the locking device of the casement window comprises a locking component, an L-shaped rod, a movable rod and a fixed rod, wherein the L-shaped rod is arranged on the fixed rod, the movable rod is arranged on the fixed rod, the L-shaped rod is arranged on the fixed rod, the fixed rod is connected with the L-shaped rod, the L-shaped rod is arranged on the fixed rod, and the L-shaped rod is arranged on the fixed rod.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic view of an overall structure of a locking device of a casement window according to the present invention;

fig. 2 is a schematic structural view of a locking assembly of a locking device of a casement window according to the present invention;

fig. 3 is an enlarged view of a portion a of the locking device of a casement window in fig. 1.

The window comprises a window frame 1, a window frame 2, a window sash 3, a locking assembly 4, a groove 5, a bottom plate 6, a threaded cylinder 7, a disc 8, a fixed block 9, a threaded rod 10, a first opening 11, an L-shaped rod 12, a movable rod 13, a fixed rod 14, a buffer 15, an annular friction pad 16, a first friction pad 17 and a rotating handle.

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", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being 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 invention.

As shown in fig. 1-3, the locking device for a casement window of the present invention comprises a window frame 1, a window sash 2, and a locking assembly 3, wherein both the bottom wall and the top wall of the inner side of the window frame 1 are provided with grooves 4, one side of the window sash 2 is hinged to one side of the window frame 1, the top of the window sash 2 and the bottom of the window sash 2 are respectively located in the grooves 4, the locking assembly 3 is located on the bottom wall of the inner side of the window frame 1 and located on one side of the groove 4 and near the hinged position of the window sash 2 and the window frame 1, the locking assembly 3 comprises a bottom plate 5, a threaded cylinder 6, a circular disc 7, a fixed block 8 and a threaded rod 9, the bottom plate 5 is located on the bottom wall of the inner side of the window frame 1 and located on one side of the groove 4 and near the hinged position of the window sash 2 and the window frame 1, the bottom end of the threaded rod 9 is rotatably located on the bottom plate 5, the threaded cylinder 6 is sleeved on the threaded rod 9 through an internal threaded hole, the circular disc 7 is rotatably sleeved on the threaded cylinder 6, the fixed block 8 is arranged on the bottom plate 5 and is located on the right side of the threaded cylinder 6, an opening 10 is formed in the fixed block 8, the opening 10 faces the threaded cylinder 6, one side of the disc 7 is located in the opening 10, an L-shaped rod 11 is arranged on the other side of the disc 7, a movable rod 12 is hinged to the L-shaped rod 11, a fixed rod 13 is hinged to the movable rod 12, and the fixed rod 13 is arranged on the window sash 2.

The novel thread roller is characterized in that a buffer 14 is arranged between the bottom of the thread roller 6 and the top of the bottom plate 5, the buffer 14 is provided with a plurality of groups and is uniformly positioned around the threaded rod 9, an annular friction pad 15 is arranged on the top of the disk 7, a first friction pad 16 is arranged on the top wall of the first opening 10, the first friction pad 16 is in contact with the annular friction pad 15, and a rotating handle 17 is arranged at the top end of the threaded rod 9.

When the window frame is used, firstly, the window frame 1 is installed on a wall, when the opening position of the window sash 2 needs to be adjusted, the rotating handle 17 is rotated, so that the threaded rod 9 is driven to rotate, the threaded cylinder 6 is connected to the bottom plate 5 through the buffer 14, so that the threaded cylinder 6 cannot rotate, the threaded cylinder 6 is driven to move downwards, the disc 7 is driven to move downwards, the annular friction pad 15 is driven to be separated from the first friction pad 16, then a user pushes the window sash 2, so that the opening position of the window sash 2 can be adjusted, the L-shaped rod 11 is driven to rotate through the fixed rod 13 and the movable rod 12 when the window sash 2 is rotated, when the window sash 2 is opened to a specified position, the rotating handle 17 is reversely rotated, so that the threaded cylinder 6 is driven to move upwards, the annular friction pad 15 is driven to be in contact with the first friction pad 16, the disc 7 is fixed, so that the fixed rod 13, the movable rod 12 and the L-shaped rod 11 are fixed, thereby fixing the open position of the window sash 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A locking device of a casement window is characterized in that: the window comprises a window frame, a window sash and a locking assembly, wherein grooves are formed in the bottom wall and the top wall of the inner side of the window frame, one side of the window sash is hinged to one side of the window frame, the top of the window sash and the bottom of the window sash are respectively positioned in the grooves, the locking assembly is positioned on the bottom wall of the inner side of the window frame and positioned on one side of the groove and close to the hinged position of the window sash and the window frame, the locking assembly comprises a bottom plate, a thread cylinder, a disc, a fixed block and a threaded rod, the bottom plate is positioned on the bottom wall of the inner side of the window frame and positioned on one side of the groove and close to the hinged position of the window sash and the window frame, the bottom end of the threaded rod is rotatably arranged on the bottom plate, the thread cylinder is sleeved on the threaded rod through an internal threaded hole, the disc is rotatably sleeved on the thread cylinder, the fixed block is positioned on the right side of the thread cylinder, an opening I is arranged on the fixed block, the opening I faces the thread cylinder, and one side of the disc is positioned in the opening I, the window is characterized in that an L-shaped rod is arranged on the other side of the disc, a movable rod is hinged to the L-shaped rod, a fixed rod is hinged to the movable rod, and the fixed rod is arranged on the window sash.

2. The locking device of a casement window according to claim 1, wherein: and a buffer is arranged between the bottom of the threaded cylinder and the top of the bottom plate.

3. The locking device of a casement window according to claim 2, wherein: the buffer is equipped with the multiunit and evenly is located threaded rod all around.

4. The locking device of a casement window according to claim 1, wherein: the top of the disc is provided with an annular friction pad, the top wall of the opening is provided with a first friction pad, and the first friction pad is in contact with the annular friction pad.

5. A locking device of a casement window according to claim 3, wherein: the top end of the threaded rod is provided with a rotating handle.