CN216277450U

CN216277450U - Window closer

Info

Publication number: CN216277450U
Application number: CN202121674195.XU
Authority: CN
Inventors: 叶宏生
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-04-12
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a window closer which comprises a bottom groove, a transmission arm and a square groove. The utility model has the beneficial effects that: mounting holes are formed in two ends of the bottom groove, the bottom groove is conveniently and fixedly mounted on a window frame, fixing holes are symmetrically formed in two ends of the square groove, the square groove is conveniently mounted on the window body through the fixing holes, the window opening and closing process is convenient, the angle of the window opening and closing device is adjusted by adjusting the convex inserting block to insert the limiting grooves in different positions, compression springs II and gear sliders are arranged, the compression springs II are extruded through the gear sliders in the window opening and closing process, the angle of the window opening and closing device is fixed by the aid of elastic reaction force of the compression springs II, the window closing device is not divided into a left side window opening and a right side window opening, and the window opening and the right side window opening can be mounted conveniently.

Description

Window closer

Technical Field

The utility model relates to a window closer, in particular to a window closer, and belongs to the technical field of window closers.

Background

With the development of the building industry in China, the requirements of building doors and windows on the performance of blocking smoke and flame are high, and the building doors and windows are used for preventing serious loss when a fire disaster happens. In order to have better fireproof performance, the fireproof door and window is required to have the function of automatically closing when a fire disaster happens. Meanwhile, in order to facilitate daily use, the fireproof door and window is required to be flexibly opened and closed in the daily use process.

In the prior art, a window closer generally includes a driving device disposed on a window frame and providing torque, and a slidable slider is disposed on the window, the driving device and the slider are connected together by a pull rod, when the driving device drives the pull rod to rotate, the window is driven to open or close, under normal conditions, in order to overcome the driving force to realize hovering of the window at any angle, some locking mechanisms are usually set on the driving device, so as to prevent the window from being closed under the self-rotation torque, but the installation direction of the existing window closer is limited, and it is necessary to distinguish between left and right, and it is very inconvenient to install.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the problems and providing a window closer.

The utility model realizes the purpose through the following technical scheme: a window closer comprises a bottom groove, a transmission arm and a square groove; the method is characterized in that: the improved square groove is characterized in that a clamping block is arranged in the bottom groove, a connecting bolt is arranged on the upper side of the clamping block, the clamping block is connected with the transmission arm through the connecting bolt, convex teeth are arranged at one end, far away from the clamping block, of the transmission arm, a connecting plate is fixedly arranged inside one side of the square groove, and the transmission arm is rotatably connected with the square groove through the convex teeth and the connecting plate in a matching mode.

As a still further scheme of the utility model: mounting holes are formed in two ends of the bottom groove.

As a still further scheme of the utility model: the inside of piece is put to the card is provided with protruding type groove, and sliding connection has protruding type inserted block in the protruding type groove, the rigid coupling has compression spring one between the upside of protruding type inserted block and the protruding type groove roof, the interior bottom surface of kerve is provided with a plurality of spacing grooves that suit with protruding type inserted block.

As a still further scheme of the utility model: the square groove comprises a sealing cover, a through groove, a positioning block, a second compression spring and a gear slider, wherein the through groove for rotating the convex teeth is formed in one side of the square groove, the gear slider is arranged on the lower side, located in the through groove, of the inside of the square groove in a sliding mode, the second compression spring is fixedly connected to one end of the gear slider, the positioning block is fixedly connected to one end, away from the gear slider, of the second compression spring, the positioning block is fixedly connected to the inner wall of the square groove, and the sealing covers are further arranged at two ends of the square groove.

As a still further scheme of the utility model: and fixing holes are symmetrically formed in the two ends of the square groove.

As a still further scheme of the utility model: the convex teeth are rotationally connected with the gear sliding block through tooth occlusion.

As a still further scheme of the utility model: the window closer is not divided into a left window and a right window, is suitable for a casement window of a standard European standard groove, and can be installed on both the left window and the right window.

The utility model has the beneficial effects that: this window closer reasonable in design, the mounting hole has been seted up at the both ends of kerve, be convenient for with kerve fixed mounting on the window frame, the equal symmetry in both ends in square groove is provided with the fixed orifices, be convenient for install the square groove on the window form through the fixed orifices, through setting up protruding type inserted block and a plurality of spacing groove, be convenient for to the in-process of switching window, adjust protruding type inserted block and insert the spacing groove of different positions and adjust the angle of switching window, through setting up compression spring two and gear slider, be convenient for at the switching window in-process, through gear slider extrusion compression spring two, utilize the elasticity reaction force of compression spring two to fix the angle of switching window, and this window closer does not divide about, be applicable to the flat-open window in standard euro-standard groove, left-opening window and right-opening window all mountable, simple to operate.

Drawings

FIG. 1 is a schematic view of a window closer connection structure according to the present invention;

FIG. 2 is a schematic perspective view of a bottom groove of the present invention;

FIG. 3 is a schematic view of a disassembled structure of the square groove and the transmission arm of the present invention;

FIG. 4 is a schematic view of the internal connection structure of the square groove of the present invention;

fig. 5 is a schematic cross-sectional structure diagram of the card placing block of the present invention.

In the figure: 1. bottom groove, 2, driving arm, 3, square groove, 4, connecting bolt, 5, clamping block, 6, connecting plate, 11, limiting groove, 12, mounting hole, 21, convex tooth, 31, sealing cover, 32, through groove, 33, positioning block, 34, compression spring II, 35, gear sliding block, 36, fixing hole, 51, compression spring I, 52 and convex insert block.

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.

Example one

Referring to fig. 1 to 5, a window closer includes a bottom slot 1, a transmission arm 2 and a square slot 3; the method is characterized in that: the improved square groove type steel wire rope winding machine is characterized in that a clamping block 5 is arranged in the bottom groove 1, a connecting bolt 4 is arranged on the upper side of the clamping block 5, the clamping block 5 is connected with a transmission arm 2 through the connecting bolt 4, one end, far away from the clamping block 5, of the transmission arm 2 is provided with convex teeth 21, a connecting plate 6 is fixedly arranged inside one side of the square groove 3, and the transmission arm 2 and the square groove 3 are rotatably connected through the convex teeth 21 and the connecting plate 6 in a matching mode.

Furthermore, in the embodiment of the present invention, the two ends of the bottom groove 1 are provided with the mounting holes 12, so that the bottom groove 1 can be conveniently and fixedly mounted on the window frame.

Furthermore, in the embodiment of the present invention, a convex groove is arranged inside the clamping block 5, a convex insertion block 52 is connected in the convex groove in a sliding manner, a compression spring 51 is fixedly connected between the upper side of the convex insertion block 52 and the top wall of the convex groove, and a plurality of limiting grooves 11 adapted to the convex insertion block 52 are arranged on the inner bottom surface of the bottom groove 1, so that in the process of opening and closing the window, the angle of the window can be adjusted by adjusting the convex insertion block 52 to be inserted into the limiting grooves 11 at different positions.

Further, in the embodiment of the present invention, the square groove 3 is composed of a sealing cover 31, a through groove 32, a positioning block 33, a second compression spring 34 and a gear slider 35, the through groove 32 for the rotation of the convex teeth 21 is disposed on one side of the square groove 3, the gear slider 35 is slidably disposed inside the square groove 3 and below the through groove 32, the second compression spring 34 is fixedly connected to one end of the gear slider 35, the positioning block 33 is fixedly connected to one end of the second compression spring 34, which is far away from the gear slider 35, the positioning block 33 is fixedly connected to the inner wall of the square groove 3, and the sealing covers are disposed at two ends of the square groove 3, so that the second compression spring 34 is pressed by the gear slider 35 during the window opening and closing process, and the angle of the window opening and closing is fixed by the elastic reaction force of the second compression spring 34.

Example two

Further, in the embodiment of the present invention, fixing holes 36 are symmetrically formed at both ends of the square groove 3, so that the square groove 3 can be conveniently installed on the window body through the fixing holes 36.

Further, in the embodiment of the present invention, the convex teeth 21 and the gear slider 35 are rotationally connected through tooth engagement, so as to facilitate the rotation of the transmission arm 2.

Furthermore, in the embodiment of the utility model, the window closer is not divided into left and right parts, is suitable for a casement window of a standard European standard groove, can be installed on both a left opening window and a right opening window, and is convenient to install.

The working principle is as follows: when the window closer is used, firstly, the window closer is installed and fixed, the bottom groove 1 is fixedly installed on a window frame through the installation holes 12 at two ends, then the square groove 3 is installed on the window body through the fixing hole 36, and the bottom groove 1, the transmission arm 2 and the square groove 3 are assembled, so that the window closer can be used, in the using process, when the window needs to be opened, a user acts external force on a window sash to enable the transmission arm 2 to rotate, the acting force of the transmission arm 2 is transmitted to the gear sliding block 35 through the convex teeth 21, so that the gear sliding block 35 extrudes the second compression spring 34, meanwhile, the transmission arm 2 drives the clamping block 5 to move in the limiting groove 11 arranged in the bottom groove 1, so that the window is opened, the opening angle of the window is adjusted by inserting the convex insertion block 52 into the limiting grooves 11 at different positions, when the window needs to be closed, the second compression spring 34 is used for rebounding, the bounce force acts on the convex teeth 21 through the gear sliding blocks 35, so that the convex teeth 21 are driven to swing, the convex teeth 21 drive the transmission arm 2 to rotate, the clamping block 5 is moved in the limiting groove 11 arranged in the bottom groove 1, and the window sash is closed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 window closer comprises a bottom groove (1), a transmission arm (2) and a square groove (3); the method is characterized in that: a clamping block (5) is arranged in the bottom groove (1), a connecting bolt (4) is arranged on the upper side of the clamping block (5), the clamping block (5) is connected with the transmission arm (2) through the connecting bolt (4), a convex tooth (21) is arranged at one end, away from the clamping block (5), of the transmission arm (2), a connecting plate (6) is fixedly installed inside one side of the square groove (3), and the transmission arm (2) is rotatably connected with the square groove (3) through the matching effect of the convex tooth (21) and the connecting plate (6);

mounting holes (12) are formed in the two ends of the bottom groove (1); a convex groove is formed in the clamping block (5), a convex inserting block (52) is connected in the convex groove in a sliding mode, a first compression spring (51) is fixedly connected between the upper side of the convex inserting block (52) and the top wall of the convex groove, and a plurality of limiting grooves (11) matched with the convex inserting block (52) are formed in the inner bottom surface of the bottom groove (1); and fixing holes (36) are symmetrically formed in the two ends of the square groove (3).

2. A window closer according to claim 1, wherein: square groove (3) comprise sealed lid (31), logical groove (32), locating piece (33), two (34) of compression spring and gear slider (35), one side in square groove (3) is provided with supplies convex tooth (21) pivoted to lead to groove (32), and the inside downside that is located logical groove (32) of square groove (3) slides and is provided with gear slider (35), the one end rigid coupling of gear slider (35) has two (34) of compression spring, the one end rigid coupling that gear slider (35) were kept away from in two (34) of compression spring has locating piece (33), fixed connection between the inner wall in locating piece (33) and square groove (3), the both ends in square groove (3) still are provided with sealed lid.

3. A window closer according to claim 1, wherein: the convex teeth (21) are rotationally connected with the gear sliding blocks (35) through tooth meshing.

4. A window closer according to claim 1, wherein: the window closer is not divided into a left window and a right window, is suitable for a casement window of a standard European standard groove, and can be installed on both the left window and the right window.