Upper pulley assembly for translating closed window

Abstract

The utility model discloses an upper pulley assembly for a translation closed window. The upper pulley assembly is characterized by comprising a U-shaped outer frame, a U-shaped inner frame and a pulley, wherein the U-shaped inner frame is arranged in the U-shaped outer frame and can move back and forth in the width direction of the U-shaped outer frame; and the pulley is fixed on the bottom wall in the U-shaped inner frame through a wheel shaft. The U-shaped inner frame can move in the width direction of the interior of the U-shaped outer frame, and after the U-shaped window is connected between a sash frame and a window frame, the sash frame is pushed outdoors or indoors through external force, so that the U-shaped outer frame can move relative to the U-shaped inner frame, the sash frame is separated from the window frame, and the U-shaped window is convenient to use. The effect of releasing the sealing state is achieved, and the technical problem that at present, the upper side and the lower side of a sash frame cannot form openings with a window frame is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of translational airtight window accessories, and more specifically refers to an upper pulley assembly for translational airtight windows. Background Art

[0002] The Chinese patent discloses an upper pulley with an improved structure (application number 2018219571978), comprising a bracket and a pulley, the bracket comprising a plate surface and a U-shaped pin, the pulley is combined with the plate surface of the bracket through rivets, the position where the plate surface and the rivet are combined is stamped to form an upper convex position and a lower concave cavity, a boss is provided below the plate surface, and a buckle opening is formed between the boss and the U-shaped pin; by improving and perfecting the structure of the upper pulley bracket, the plate surface can be tightly attached to the door leaf plane and tightly buckled in the guide groove; in addition, the U-shaped pin can be better attached to the bottom surface of the screw head and the guide groove plane, thereby effectively solving the problem that the upper pulley is prone to deformation or loosening during use, thereby achieving the purpose of stabilizing and improving product quality and extending product service life. The technical solution disclosed in this Chinese patent, when applied to a closed sliding window, because its pulley is combined with the sash frame by rivets, the pulley and the sash frame cannot be offset, that is, the pulley cannot swing relative to the sash frame. When applied to the sliding closed window, the sash frame and the window frame can only rely on the left and right sides for ventilation, and the upper and lower sides of the sash frame cannot form an opening with the window frame. Therefore, it needs to be improved so that it can be applied to the closed sliding window. Utility Model Content

[0003] The main purpose of the utility model is to provide an upper pulley assembly for translating a sealed window, which can solve the above-mentioned technical problem that the upper and lower sides of the sash frame cannot form an opening with the window frame.

[0004] The technical solution adopted by the utility model is: an upper pulley assembly for translating a closed window, comprising a "ㄩ"-shaped outer frame, a "ㄩ"-shaped inner frame arranged inside the "ㄩ"-shaped outer frame and movable back and forth in the width direction of the "ㄩ"-shaped outer frame, and a pulley fixed to the bottom wall inside the "ㄩ"-shaped inner frame through a wheel axle.

[0005] The bottom wall of the "ㄩ"-shaped outer frame is provided with two limiting slots, and the "ㄩ"-shaped inner frame is provided with guide bolts extending into the two limiting slots.

[0006] Two connecting rods are arranged in the width direction of the inside of the "ㄩ"-shaped outer frame, and the head and tail ends of the "ㄩ"-shaped inner frame are movably sleeved on the connecting rods.

[0007] The beneficial effects of the utility model are as follows: the "ㄩ"-shaped inner frame of the utility model can move in the width direction inside the "ㄩ"-shaped outer frame. When the utility model is connected between the sash frame and the window frame, the sash frame can be pushed toward the outdoors or indoors by external force, so that the "ㄩ"-shaped outer frame can be moved relative to the "ㄩ"-shaped inner frame, thereby realizing the separation of the sash frame and the window frame, achieving the effect of releasing the sealed state, and solving the current technical problem that the upper and lower sides of the sash frame cannot form an opening with the window frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0009] Figure 2 It is a three-dimensional schematic diagram of the utility model from another angle. DETAILED DESCRIPTION

[0010] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0011] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0012] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0013] like Figure 1 , Figure 2The figure shows an upper pulley assembly for translating a sealed window, comprising a "ㄩ"-shaped outer frame 10, a "ㄩ"-shaped inner frame 20 arranged inside the "ㄩ"-shaped outer frame 10 and movable back and forth in the width direction of the "ㄩ"-shaped outer frame 10, and a pulley 30 fixed to the bottom wall inside the "ㄩ"-shaped inner frame 20 through an axle A. In specific use, the "ㄩ"-shaped outer frame 10 of the utility model is fixed to the outer edge of the sash frame, and the pulley 30 is installed on the corresponding slide rail of the window frame to achieve translation of the sash frame in the window frame. By pushing the sash frame toward the outdoors or indoors through external force, the "ㄩ"-shaped outer frame 10 can be moved relative to the "ㄩ"-shaped inner frame 20, thereby achieving separation of the sash frame from the window frame and achieving the effect of releasing the sealed state.

[0014] Specifically, in the present embodiment, the bottom wall of the "ㄩ"-shaped outer frame 10 is provided with two limiting slots 11, and the "ㄩ"-shaped inner frame 20 is installed with a guide bolt 21 extending into the two limiting slots 11, and the guide bolt 21 is used to engage with the pull rod of the sash frame, and the pull rod is provided with a guide groove for the guide brush 21 to extend into, and when the pull rod is pulled, the "ㄩ"-shaped inner frame 20 can be guided to move in the width direction of the "ㄩ"-shaped outer frame 10.

[0015] Specifically, in this embodiment, two connecting rods 12 are arranged in the width direction of the "ㄩ"-shaped outer frame 10, and the head and tail ends of the "ㄩ"-shaped inner frame 20 are movably connected to the connecting rods 12, so that the "ㄩ"-shaped inner frame 20 can move in the span direction of the "ㄩ"-shaped outer frame 10.

[0016] What the utility model aims to achieve is that the "ㄩ"-shaped inner frame of the utility model can move in the width direction inside the "ㄩ"-shaped outer frame. When the utility model is connected between the sash frame and the window frame, the sash frame is pushed toward the outdoors or indoors by external force, so that the "ㄩ"-shaped outer frame can be moved relative to the "ㄩ"-shaped inner frame, thereby realizing the separation of the sash frame and the window frame and achieving the effect of releasing the sealed state.

[0017] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An upper pulley assembly for translating a sealed window, characterized in that: It includes a "ㄩ"-shaped outer frame, a "ㄩ"-shaped inner frame which is arranged inside the "ㄩ"-shaped outer frame and can move back and forth in the width direction of the "ㄩ"-shaped outer frame, and a pulley fixed to the bottom wall inside the "ㄩ"-shaped inner frame through a wheel axle.

2. The upper pulley assembly for translating a sealed window according to claim 1, characterized in that: The bottom wall of the "ㄩ"-shaped outer frame is provided with two limiting slots, and the "ㄩ"-shaped inner frame is provided with guide bolts extending into the two limiting slots.

3. The upper pulley assembly for translating a sealed window according to claim 2, characterized in that: Two connecting rods are arranged in the width direction of the inside of the "ㄩ"-shaped outer frame, and the head and tail ends of the "ㄩ"-shaped inner frame are movably sleeved on the connecting rods.

Images