CN215255496U

CN215255496U - Mute door and window pulley

Info

Publication number: CN215255496U
Application number: CN202121042690.9U
Authority: CN
Inventors: 黄诗全; 余建林; 陈剑涌; 杨宏茂
Original assignee: Jinjiang Fenfa R&p Products Co ltd
Current assignee: Jinjiang Fenfa R&p Products Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-21
Anticipated expiration: 2031-05-14

Abstract

The utility model provides a silence door and window pulley, includes window frame, fixed block, installation piece and connecting block, installation piece top sets up the mounting groove, the mounting groove bottom sets up the slider, the fixed block top sets up the fixed slot, the window frame bottom sets up in the fixed slot, the fixed block bottom sets up the connecting block, the connecting block bottom sets up the spread groove, the pulley left and right sides sets up the pivot, the pivot is kept away from pulley one end and is set up the spacing groove, slide in the spacing groove and set up the gag lever post, set up spacing spring between gag lever post and the spacing groove, the spread groove left and right sides lateral wall sets up the location cavity, location cavity left and right sides lateral wall sets up the locating hole with the gag lever post corresponding position, through the setting of gag lever post, locating plate, locating lever and control lever, is convenient for change the pulley.

Description

Mute door and window pulley

Technical Field

The utility model relates to a pulley technical field specifically is a silence door and window pulley.

Background

An aluminum alloy door and window is a door and window made of aluminum alloy extruded sections as frames, stiles and sash materials, and is called an aluminum alloy door and window, and is called an aluminum door and window for short. The aluminum alloy door and window comprises a door and window compounded with wood and plastic by taking aluminum alloy as a base material of a stress rod (a rod for bearing and transmitting self weight and load), and is called an aluminum-wood composite door and window and an aluminum-plastic composite door and window for short. The quality of the aluminum alloy door and window can be roughly judged from the aspects of material selection of raw materials (aluminum profiles), surface treatment and internal processing quality of the aluminum profiles, the price of the aluminum alloy door and window and the like, and the pulleys are simple machines which are used for lifting heavy objects and can save labor. The pulley is a small wheel with a groove on the periphery and capable of rotating around a shaft. A simple machine consisting of a grooved disc rotatable about a central axis and a flexible cable (rope, tape, cable, chain, etc.) running over the disc, which can rotate about the central axis, is called a pulley. The pulley is a simple mechanical component, and can be divided into a fixed pulley and a movable pulley according to whether the position of a central shaft of the pulley moves or not.

However, the pulley mechanism of the existing aluminum alloy door and window is easy to generate certain noise in the practical process, is easy to derail and is inconvenient to replace the pulley.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a silence door and window pulley convenient to change.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a silent door and window pulley comprises a window frame, a fixed block, an installation block and a connecting block, wherein the top end of the installation block is provided with an installation groove, the bottom end of the installation groove is provided with a sliding block, the top end of the fixed block is provided with a fixed groove, the bottom end of the window frame is arranged in the fixed groove, the bottom end of the fixed block is provided with the connecting block, the bottom end of the connecting block is provided with a connecting groove, the left side and the right side of the pulley are provided with rotating shafts, one end of each rotating shaft, which is far away from the pulley, is provided with a limiting groove, a limiting rod is arranged in the limiting groove in a sliding manner, a limiting spring is arranged between the limiting rod and the limiting groove, the side walls at the left side and the right side of the connecting groove are provided with positioning cavities, the side walls at the left side and the right side of each positioning cavity and the corresponding positions of the limiting rod are provided with positioning holes, one ends, which are far away from the pulley, are rotatably arranged in the positioning holes in the positioning cavities, the locating lever is kept away from locating plate one end and is stretched into in the locating hole, the locating plate is kept away from pulley one end and is set up the control lever, the control lever passes the locating hole and stretches out the connecting block.

For the convenience of promote the damping performance of window frame, the utility model discloses the improvement has, the fixed block bottom sets up the damping tank, equipartition damping spring in the damping tank, the connecting block top sets up the snubber block, the snubber block stretches into in the damping tank and the snubber block top is connected with the damping spring bottom.

For the convenience is changed the fixed block, the utility model discloses the improvement has, the window frame left and right sides sets up the adjustment tank, it sets up the regulation pole to slide in the adjustment tank, set up regulating spring between regulation pole and the adjustment tank, the fixed slot lateral wall corresponds the position with the adjustment tank and sets up the regulation hole, it stretches into in the regulation hole to adjust the pole and keep away from window frame one end.

In order to facilitate the noise reduction, the utility model discloses the improvement has, the pulley surface sets up the rubber pad.

In order to prevent the pulley from coming off from the slider surface for the sake of convenience, the utility model discloses the improvement has, the pulley adopts U type curved surface pulley.

In order to facilitate the sealing performance of the lifting window frame, the utility model discloses the improvement has, the fixed block left and right sides sets up the sealing strip.

(III) advantageous effects

Compared with the prior art, the utility model provides a silence door and window pulley possesses following beneficial effect:

this silence door and window pulley is convenient for change the pulley through the setting of gag lever post, locating plate, locating lever and control lever. Through snubber block and damping spring's setting, be convenient for promote the damping performance of pulley, through the setting of adjusting pole, adjusting spring and regulation hole, be convenient for change the fixed block.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

in the figure: 1. a window frame; 2. a fixed block; 3. mounting blocks; 4. connecting blocks; 5. mounting grooves; 6. a slider; 7. fixing grooves; 8. connecting grooves; 9. a rotating shaft; 10. a limiting rod; 11. a limiting spring; 12. positioning the cavity; 13. positioning holes; 14. positioning a plate; 15. positioning a rod; 16. a control lever; 17. a damping spring; 18. a damper block; 19. adjusting a rod; 20. adjusting the spring; 21. an adjustment hole; 22. a sealing strip; 23. A pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a silent door and window pulley comprises a window frame 1, a pulley 23, a fixing block 2, an installation block 3 and a connecting block 4, wherein the top end of the installation block 3 is provided with an installation groove 5, the bottom end of the installation groove 5 is provided with a slide block 6, the top end of the fixing block 2 is provided with a fixing groove 7, the bottom end of the window frame 1 is arranged in the fixing groove 7, the bottom end of the fixing block 2 is provided with the connecting block 4, the bottom end of the connecting block 4 is provided with a connecting groove 8, the left side and the right side of the pulley 23 are provided with rotating shafts 9, one end of the rotating shaft 9, which is far away from the pulley 23, is provided with a limiting groove, a limiting rod 10 is slidably arranged in the limiting groove, a limiting spring 11 is arranged between the limiting rod 10 and the limiting groove, the left side wall and the right side wall of the connecting groove 8 are provided with positioning cavities 12, the left side wall and the right side walls of the positioning cavities 12 are provided with positioning holes 13 corresponding to the limiting rod 10, one end of the limiting rod 10, which is far away from the pulley 23, is rotatably arranged in the positioning holes 13, a positioning plate 14 is arranged in the positioning cavity 12 in a sliding mode, one end, close to the pulley 23, of the positioning plate 14 is provided with a positioning rod 15, one end, far away from the positioning plate 14, of the positioning rod 15 extends into the positioning hole 13, one end, far away from the pulley 23, of the positioning plate 14 is provided with a control rod 16, and the control rod 16 penetrates through the positioning hole 13 and extends out of the connecting block 4.

2 bottoms of fixed block set up the shock attenuation groove, equipartition damping spring 17 in the shock attenuation groove, 4 tops of connecting block set up snubber block 18, snubber block 18 stretches into in the shock attenuation groove and the 18 tops of snubber block is connected with damping spring 17 bottom, is convenient for promote the damping performance of window frame 1.

The utility model discloses a window frame, including window frame 1, adjusting groove, regulation pole 19, regulation spring 20, fixed slot 7 lateral wall and regulation groove correspond the position and set up regulation hole 21, adjust pole 19 and keep away from 1 one end of window frame and stretch into in the regulation hole 21, be convenient for change fixed block 2.

The surface of the pulley 23 is provided with a rubber pad, so that noise is reduced.

The pulley 23 is a U-shaped curved pulley, which is convenient to prevent the pulley 23 from falling off from the surface of the sliding block 6.

The left side and the right side of the fixed block 2 are provided with the sealing strips 22, so that the sealing performance of the window frame 1 is improved conveniently.

In conclusion, this silence door and window pulley, when using, operating personnel stretches into mounting groove 5 with connecting block 4 and makes pulley 23 erect at the 6 tops of slider to make things convenient for operating personnel to the slip of window frame 1, when operating personnel need change pulley 23, operating personnel pushes down the earlier 23 directions of pulley of control lever 16, thereby release locating hole 13 with gag lever post 10 through locating plate 14 and locating lever 15, thereby make things convenient for operating personnel to take out pulley 23, later stretch into locating hole 13 with brand-new pulley 23 gag lever post 10, thereby accomplish the change of pulley 23.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a silence door and window pulley, includes window frame (1), pulley (23), fixed block (2), installation piece (3) and connecting block (4), its characterized in that: the installation structure is characterized in that an installation groove (5) is formed in the top end of the installation block (3), a sliding block (6) is arranged at the bottom end of the installation groove (5), a fixed groove (7) is formed in the top end of the fixed block (2), the bottom end of the window frame (1) is arranged in the fixed groove (7), a connecting block (4) is arranged at the bottom end of the fixed block (2), a connecting groove (8) is formed in the bottom end of the connecting block (4), rotating shafts (9) are arranged on the left side and the right side of the pulley (23), a limiting groove is formed in one end, far away from the pulley (23), of the rotating shaft (9), a limiting rod (10) is arranged in the limiting groove in a sliding mode, a limiting spring (11) is arranged between the limiting rod (10) and the limiting groove, positioning cavities (12) are formed in the side walls on the left side and the right side of the connecting groove (8), positioning cavities (13) are arranged in positions, corresponding to the positions of the side walls on the left side and the limiting rod (12) and the limiting rod (10), one end, of the pulley (23) is rotatably arranged in the positioning hole (13), slide in location cavity (12) and set up locating plate (14), locating plate (14) are close to pulley (23) one end and set up locating lever (15), locating lever (15) are kept away from locating plate (14) one end and are stretched into in locating hole (13), pulley (23) one end is kept away from in locating plate (14) sets up control lever (16), control lever (16) pass locating hole (13) and stretch out connecting block (4).

2. The silent door and window pulley according to claim 1, wherein: fixed block (2) bottom sets up the shock attenuation groove, equipartition damping spring (17) in the shock attenuation groove, connecting block (4) top sets up snubber block (18), snubber block (18) stretch into the shock attenuation inslot and snubber block (18) top is connected with damping spring (17) bottom.

3. The silent door and window pulley according to claim 1, wherein: the utility model discloses a window frame, including window frame (1), fixed slot (7) lateral wall, adjusting lever (19) are set up in the adjustment tank, set up regulating spring (20) between regulation lever (19) and the adjustment tank, fixed slot (7) lateral wall corresponds the position with the adjustment tank and sets up regulation hole (21), it stretches into in regulation hole (21) to adjust lever (19) keep away from window frame (1) one end.

4. The silent door and window pulley according to claim 3, wherein: and a rubber pad is arranged on the surface of the pulley (23).

5. The silent door and window pulley according to claim 1, wherein: the pulley (23) is a U-shaped curved pulley.

6. The silent door and window pulley according to claim 5, wherein: and sealing strips (22) are arranged on the left side and the right side of the fixing block (2).