Search

CN-121976721-A - Rain-sensing self-closing window sash device

CN121976721ACN 121976721 ACN121976721 ACN 121976721ACN-121976721-A

Abstract

The invention relates to a rainwater-induced self-closing window sash device, and belongs to the technical field of induction self-closing window sashes. The rainwater sensing self-closing window sash device comprises a window frame and window sashes, wherein the window sashes are hinged to one side of the window frame, the self-closing window mechanism comprises window edges, a closing component and a positioning component, the window edges are fixedly arranged on one side of the window frame, the closing component is arranged between the window sashes and the window edges, the positioning component is arranged at the bottom of the window edges, when external rainfall occurs, the friction force of a limiting structure on the outer side of the window sashes is reduced after the external rainfall is performed, the locking can be automatically released, meanwhile, the rainwater enters a water collecting component and forms additional load, the larger the rainfall is, the stronger the generated closing force is, the reliable pressing closing of the window sashes can be still ensured under the heavy rain or wind pressure environment, the upper and lower strokes of a balancing weight can be limited by the positioning component, and the action of the window sashes due to excessively low suspension interference in a non-working state can be prevented.

Inventors

  • LI JIANLIN
  • ZHANG AIGUO

Assignees

  • 哈尔滨和盛门窗制造有限公司

Dates

Publication Date
20260505
Application Date
20260210

Claims (10)

  1. 1. A rain-induced self-closing sash device comprising a frame (100) and a sash (200), characterized in that one side of the frame (100) is hinged with the sash (200); The self-closing window mechanism (300), the self-closing window mechanism (300) comprises a window edge (310), a closing component (320) and a positioning component (330), the window edge (310) is fixedly arranged on one side of the window frame (100), the closing component (320) is arranged between the window sash (200) and the window edge (310), and the positioning component (330) is arranged at the bottom of the window edge (310); The closing assembly (320) comprises a connecting wheel (321) fixedly mounted on one side of the window sash (200), a balancing weight (323) is arranged at the bottom of the window edge (310), a guide wheel (322) is fixedly mounted at the top of the window edge (310), a traction rope is fixedly mounted between the connecting wheel (321) and the balancing weight (323), and one side of the traction rope is in contact with the guide wheel (322).
  2. 2. A rain-sensing self-closing sash device according to claim 1, characterized in that the closing assembly (320) further comprises two water collecting plates (329) fixedly mounted on the outside of the sash (200), the surfaces of both water collecting plates (329) being provided with a plurality of water collecting cavities (3210), the bottoms of the plurality of water collecting cavities (3210) being provided in the shape of a slope.
  3. 3. A rain-induced self-closing sash device according to claim 2, characterized in that a plurality of water leakage holes (3211) are provided on both sides of the water collection chamber (3210), the other ends of the water leakage holes (3211) extending out of the water collection plate (329).
  4. 4. The rain-induced self-closing sash device according to claim 1, wherein the surface of the sash (200) is hinged with a connecting hinge (324), the surface of the window rim (310) is slidably provided with two trip sliders (325), the other ends of the two connecting hinges (324) are hinged with the corresponding trip sliders (325), the bottom of the window rim (310) is fixedly provided with two trip clamping seats (326), the two trip clamping seats (326) are aligned with the two trip sliders (325) respectively, and one sides of the two trip clamping seats (326) close to the trip sliders (325) are fixedly provided with clamping blocks (327).
  5. 5. The rain-induced self-closing sash device of claim 4, wherein the trip slider (325) is provided in a "U" shape, the outside of the snap block (327) being adapted to the shape of the inner wall of the trip slider (325).
  6. 6. The rain-induced self-closing sash device of claim 4, wherein a plurality of micro-water entry slots are provided on both sides of the snap block (327), both sides of the snap block (327) being in contact with an inner wall of the trip slider (325).
  7. 7. A rain-induced self-closing sash device according to claim 6, wherein the bottom of the trip slider (325) is slidably mounted with a guide rail (328), the guide rail (328) being fixedly connected to the surface of the window rim (310).
  8. 8. The rain-sensing self-closing window sash device of claim 1, wherein the positioning assembly (330) comprises a support frame (331) fixedly mounted at the bottom of the window rim (310), a first micro-magnet holder (332) is fixedly mounted at the top of the support frame (331), a second micro-magnet holder (333) is fixedly mounted at the bottom of the window rim (310), the balancing weight (323) is located between the first micro-magnet holder (332) and the second micro-magnet holder (333), and micro-magnet blocks (334) are fixedly mounted at the top and bottom of the balancing weight (323).
  9. 9. A rain-induced self closing sash device according to claim 1, characterized in that the bottom of the window rim (310) is fixedly mounted with a torsion spring winding wheel (335), a winding rope being fixedly mounted between one side of the torsion spring winding wheel (335) and one side of the counter weight (323).
  10. 10. A rain-sensing self-closing sash device according to claim 1, wherein the surface of the weight (323) is provided with a plurality of drainage grooves (336) and the surface of the window rim (310) is provided with a plurality of drainage openings (337).

Description

Rain-sensing self-closing window sash device Technical Field The invention relates to the technical field of induction self-closing window sashes, in particular to a rainwater induction self-closing window sash device. Background The outward opening window sashes of the building are generally opened and closed manually or by a simple mechanical structure, and in order to avoid indoor water inflow in rainy days, some automatic rain-sensing window closing devices are used for automatically closing the outward opening window sashes during rainfall. The existing automatic window closing structure generally utilizes mechanisms such as a water-absorbing expansion piece, a buoyancy component, a swing arm weight piece or an electronic rain sensor, and the like, and is triggered by rainwater, so that an outward pushing window sash is automatically recovered or closed during rainfall, and the influence of the rainwater backflow on the indoor environment is reduced. The existing rain-sensing automatic window closing structure is dependent on a single triggering mode, is insensitive to triggering under the working conditions of light rain, rough rain or drifting rain, and particularly, the water-absorbing type and buoyancy type structure can generate effective actions only when a certain amount of rain is needed, so that the window sashes are not timely released or recovered initially, the existing structure is limited in closing thrust provided after triggering, reliable pulling back and pressing closing of the outward-opening window sashes are difficult to achieve under the condition of heavy rain or wind pressure, the condition that the window sashes are semi-closed, not completely recovered or are poor in sealing is easy to occur, and the actual use effect is influenced. Disclosure of Invention Based on the above, it is necessary to provide a self-closing window sash device with rain sensing, which is necessary to solve the problems that the existing rain-sensing automatic window closing structure depends on a single triggering mode, has slow response under the working condition of small rain amount such as light rain, capillary rain and the like, is difficult to release window sash locking in time, has limited closing thrust after triggering, and often has the problems of loose closing, semi-closing or incomplete recovery of window sashes and the like under the action of heavy rain or wind pressure, so that the sealing performance is affected. The rainwater sensing self-closing window sash device comprises a window frame and window sashes, wherein one side of the window frame is hinged with the window sashes, the self-closing window mechanism comprises window edges, a closing component and a positioning component, the window edges are fixedly arranged on one side of the window frame, the closing component is arranged between the window sashes and the window edges, the positioning component is arranged at the bottom of the window edges, the closing component comprises a connecting wheel fixedly arranged on one side of the window sashes, a balancing weight is arranged at the bottom of the window edges, a guide wheel is fixedly arranged at the top of the window edges, a traction rope is fixedly arranged between the connecting wheel and the balancing weight, and one side of the traction rope is in contact with the guide wheel. In one embodiment, the closing assembly further comprises two water collecting plates fixedly mounted on the outer sides of the window sashes, the surfaces of the two water collecting plates are provided with a plurality of water collecting cavities, and the bottoms of the water collecting cavities are in an inclined plane shape. In one embodiment, a plurality of water leakage holes are formed in two sides of the water collection cavity, and the other ends of the water leakage holes extend out of the water collection plate. In one embodiment, the surface of the window sash is hinged with a connecting hinge, the surface of the window edge is slidably provided with two tripping sliding blocks, the other ends of the two connecting hinges are hinged with the corresponding tripping sliding blocks, the bottom of the window edge is fixedly provided with two tripping clamping seats, the two tripping clamping seats are respectively aligned with the two tripping sliding blocks, and one sides, close to the tripping sliding blocks, of the two tripping clamping seats are fixedly provided with clamping blocks. In one embodiment, the trip slider is configured in a shape of a U, and the outer side of the clamping block is adapted to the shape of the inner wall of the trip slider. In one embodiment, a plurality of micro water inlet slots are formed in two sides of the clamping block, and two sides of the clamping block are in contact with the inner wall of the tripping sliding block. In one embodiment, a guiding sliding rail is slidably mounted at the bottom of the tripping sliding block, and the guiding sliding