CN211313813U - Opening and closing mechanism of floating window - Google Patents

Abstract

The utility model provides a mechanism that opens and shuts of drift window, its main points are: the banana-shaped rocker and the V-shaped cantilever are hinged on the bottom plate left and right to form a window sash shaft; the V-shaped cantilever is hinged on the bottom plate, namely the bottom corner of the V-shaped cantilever is hinged on the bottom plate through a hinge shaft, a tension spring is arranged between a tension spring support arm of the V-shaped cantilever and the banana-shaped rocker, and a window closing steel wire rope is arranged on the other support arm, namely a driving support arm, at the fixed end of a window sash; set up two stoppers on the bottom plate, on the hinge pin, install the torsional spring between V-arrangement cantilever and the bottom plate, two hooks at the torsional spring end are colluded respectively on extension spring support arm and drive support arm outside stopper, and the torsional spring drive V-arrangement cantilever is rotatory to the rocker direction, and two stoppers are injectd the V-arrangement cantilever angle stroke and are 90 degrees. The positive effects are as follows: when the window is closed, the window closing steel wire rope is matched with the main cantilever in sequence through the auxiliary cantilever, and the window is closed more easily.

Description

Opening and closing mechanism of floating window

Technical Field

The utility model relates to an opening and closing mechanism of a drift window (also called a side-hung sliding door and window).

Background

CN201443272U discloses an opening and closing mechanism for a casement sliding door and window and a casement sliding door and window, which includes a lower opening and closing mechanism, the lower opening and closing mechanism includes an L-shaped rocker 34, the inner end of the L-shaped rocker 34 is hinged on a bottom plate 30 to form a window sash shaft 31, two sides of the rocker on the bottom plate are respectively provided with a stopper 38 to limit the rocker angle stroke, a torsion spring 37 is arranged between the rocker and the bottom plate, a support with a pulley (hereinafter referred to as a pulley support) is arranged on a support shaft 32 and a toggle shaft 33, wherein the support shaft 32 is located at the corner of the L-shaped rocker 34.

CN 208330057U discloses an electric sliding door/window, which comprises a lower closing steel wire rope 9, one end of which is fixed on the electric rope winding wheel of the lower closing window, and the other end of which is fixed at point E of the lower transverse edge 3.1 of the window sash (hereinafter referred to as the fixed end of the closing steel wire rope on the window sash). When the window is closed, the electric rope winding wheel for closing the window rotates and winds up the rope, the window sash is pulled to overcome the elastic force of the spring of the opening and closing mechanism and move to the outdoor direction, namely the opening of the window sash, until the whole window sash is embedded into the opening of the window sash, namely the window sash is directly pulled by the steel wire rope for closing the window to move to the opening of the window sash. Because the weight of the window sash is larger, the traction force is also larger, so that the load of the steel wire rope and the driving motor is larger, and the reliability is reduced.

Disclosure of Invention

In order to solve the technical problem, the utility model aims at providing an open-close mechanism of drift window.

The purpose of the utility model is realized like this: it includes that the wire rope of closing the window is at the stiff end of casement, and the inner end of rocker articulates on the bottom plate and constitutes window fan axle, characterized by: the bottom plate is also hinged with a V-shaped cantilever (in a state when the window sash is closed), and the rocker and the V-shaped cantilever are arranged on the bottom plate in a left-right mode;

the rocking bar is banana-shaped, the outer end of the banana-shaped rocking bar is a supporting shaft, the supporting shaft is a pulley bracket and a pulley thereof, and the pulley bracket is hinged on the rocking bar;

the V-shaped cantilever is hinged on the bottom plate through a hinge shaft, a support arm adjacent to the rocker is called a tension spring support arm in two support arms of the V-shaped cantilever, a tension spring is arranged between the tension spring support arm and the banana-shaped rocker, and a window closing steel wire rope is arranged on the other support arm, namely a driving support arm, at the fixed end of a window sash; set up two stoppers on the bottom plate, be located the below of hinge pin and the drive support arm outside respectively, on the hinge pin, install the torsional spring between V-arrangement cantilever and bottom plate, two hooks at the torsional spring end are colluded respectively on extension spring support arm and drive support arm outside stopper, and the direction of torsional spring is torsional spring drive V-arrangement cantilever and rotates to the rocker direction, and two stoppers are injectd V-arrangement cantilever angle stroke and are 90 degrees.

Will the utility model discloses install horizontal limit under the casement, will close window wire rope's one end and fix on the drive support arm of V-arrangement cantilever, close window wire rope's the other end and fix on electronic serving wheel. When the window is opened, along with the loosening (releasing) of the window closing steel wire rope, the V-shaped cantilever rotates towards the rocker direction under the action of the torsional spring of the V-shaped cantilever, the V-shaped cantilever is limited by the limiting block below the hinge shaft when rotating for 90 degrees, the tension spring between the tension spring support arm and the rocker pulls the rocker to rotate towards the indoor direction, the window sash is popped towards the indoor direction, and the tension spring and the torsional spring are both in a releasing state at the moment; when closing the window, it is taut to close window wire rope receipts rope, overcomes torsional spring elasticity pulling V-arrangement cantilever gyration, and extension spring pulling rocker is rotatory to outdoor direction, closes window wire rope and pulls the utility model discloses a window fan overcomes torsional spring elasticity and to outdoor direction casement opening translation promptly, realizes closing the window. At this time, the tension spring is in a release state, and the torsion spring is in an energy storage state.

Compared with CN201443272U, the utility model discloses do not set up the torsional spring between rocker and bottom plate, but establish the torsional spring between V-arrangement cantilever and bottom plate.

Compared with the prior art, the utility model has the positive effects that: when the window is closed, the window closing steel wire rope is matched with the main cantilever (banana-shaped rocker) sequentially through the auxiliary cantilever (V-shaped cantilever), namely the window is closed by changing the rotating angle of the auxiliary cantilever in a traction manner, and the window is closed more easily.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the present invention in a fully closed state of the window sash.

Fig. 2 is a schematic view of the present invention when the window sash is opened from a closed position to a turned position.

Fig. 3 is a schematic view of the present invention when the window sash is in a fully opened state.

Fig. 4 is a schematic view of the present invention when the window sash is turned from open to closed.

Detailed Description

Referring to fig. 1, the inner end of a banana-shaped rocker 8 is hinged on a bottom plate 2 to form a window sash shaft 7, the bottom plate is also hinged with a V-shaped cantilever 4, and the banana-shaped rocker and the V-shaped cantilever are arranged on the bottom plate in a left-right mode; the outer end of the banana-shaped rocker is provided with a support shaft, the support shaft is a pulley bracket and a pulley 1 thereof, and the pulley bracket 9 is hinged on the banana-shaped rocker;

the V-shaped cantilever is hinged on the bottom plate, namely the bottom angle of the V-shaped cantilever is hinged on the bottom plate through a hinge shaft 6, a support arm adjacent to the rocker is called a tension spring support arm 41 in two support arms of the V-shaped cantilever, a tension spring 3 is arranged between the tension spring support arm and the banana-shaped rocker, and a window closing steel wire rope 5 is arranged on the other support arm, namely a driving support arm 43 at the fixed end of a window sash. Two limiting blocks 21 and 22 are arranged on the bottom plate and are respectively positioned below the hinge shaft and outside the driving support arm, a torsion spring 42 is arranged on the hinge shaft and between the V-shaped cantilever and the bottom plate, two hooks at the tail end of the torsion spring are respectively hooked on the tension spring support arm and the limiting block 21 outside the driving support arm, the torsion spring is in a direction that the torsion spring drives the V-shaped cantilever to rotate towards the direction of the rocker, and the two limiting blocks limit the angular travel of the V-shaped cantilever to be 90 degrees. The tail part of the rocker is provided with an arc-shaped notch 81 which is matched with a rocker angle stroke limiting block 23 arranged on the bottom plate to form a rocker angle stroke limiting device.

Will the utility model discloses install horizontal limit under the casement, will close window wire rope's one end and fix on the drive support arm of V-arrangement cantilever, close window wire rope's the other end and fix on electronic serving wheel. When the window is opened, the V-shaped cantilever rotates towards the rocker under the action of the torsion spring of the V-shaped cantilever along with the loosening (releasing) of the window closing steel wire rope, the V-shaped cantilever is limited by the limiting block 22 below the hinge shaft when rotating for 90 degrees (see fig. 2), the tension spring between the tension spring support arm and the rocker pulls the rocker to rotate towards the indoor direction, see fig. 3, the window sash is popped out towards the indoor direction, and the tension spring and the torsion spring are both in a releasing state at the moment; referring to fig. 4, when closing the window, close window wire rope and receive the rope taut, overcome torsional spring elasticity pulling V-arrangement cantilever gyration, extension spring pulling rocker is rotatory to outdoor direction, closes window wire rope and pulls the utility model discloses a torsional spring elasticity is overcome to outdoor direction to the casement opening translation promptly to the casement, realizes closing the window (see fig. 1). At this time, the tension spring is in a release state, and the torsion spring is in an energy storage state.

Claims (2)

1. The utility model provides a mechanism that opens and shuts of drift window, it includes the stiff end of closing window wire rope at the casement, and the inner end of rocker articulates on the bottom plate and constitutes window fan axle, characterized by: the bottom plate is also hinged with a V-shaped cantilever, and the rocker and the V-shaped cantilever are arranged on the bottom plate in a left-right mode;

the rocking bar is banana-shaped, the outer end of the banana-shaped rocking bar is a supporting shaft, the supporting shaft is a pulley bracket and a pulley thereof, and the pulley bracket is hinged on the rocking bar;

the V-shaped cantilever is hinged on the bottom plate through a hinge shaft, a support arm adjacent to the rocker is called a tension spring support arm in two support arms of the V-shaped cantilever, a tension spring is arranged between the tension spring support arm and the banana-shaped rocker, and a window closing steel wire rope is arranged on the other support arm, namely a driving support arm, at the fixed end of a window sash; set up two stoppers on the bottom plate, be located the below of hinge pin and the drive support arm outside respectively, on the hinge pin, install the torsional spring between V-arrangement cantilever and bottom plate, two hooks at the torsional spring end are colluded respectively on extension spring support arm and drive support arm outside stopper, and the direction of torsional spring is torsional spring drive V-arrangement cantilever and rotates to the rocker direction, and two stoppers are injectd V-arrangement cantilever angle stroke and are 90 degrees.

2. The opening and closing mechanism of a floating window according to claim 1, wherein: the tail part of the rocker is provided with an arc-shaped notch which is matched with a rocker angle stroke limiting block arranged on the bottom plate to form a rocker angle stroke limiting device.

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