CN214835621U

CN214835621U - Self-balancing pulley for door and window

Info

Publication number: CN214835621U
Application number: CN202120289412.7U
Authority: CN
Inventors: 颜志鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-23
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a self-balancing pulley for doors and windows, which comprises an outer shell, a middle shell and an inner shell, wherein the middle shell is provided with an inclined groove which inclines upwards, a connecting rod is fixed in the outer shell, the connecting rod is arranged in the inclined groove, one end in the middle shell is provided with an adjusting block, one end of the outer shell, which is close to the adjusting block, is provided with a bolt, the bolt is in threaded connection with the adjusting block, the middle section of the upper side of the inner shell is provided with a sliding block, two ends of the inner shell are provided with rotating wheels, the rotating wheels are connected with the inner shell, the sliding block is arranged above the connecting rod of the inner shell and the middle shell, the connecting rod of the inner shell and the middle shell is positioned at the geometric center of the rotating wheels at two ends of the inner shell, when doors and windows slide on the track, no matter whether the track is at the horizontal position, the distance between the rotating wheels and the connecting rod of the inner shell is the same as that the connecting rod of the middle shell, by utilizing the lever principle, the rotating wheels at the two ends of the inner shell are supported by the same ground, so that balance is achieved.

Description

Self-balancing pulley for door and window

Technical Field

The utility model relates to a technical field of door and window accessory especially relates to a self-balancing pulley that door and window was used.

Background

The door and window is an important component in a building enclosure structure system and is divided into an enclosure component or a partition component according to different positions of the door and window, the push-pull door and window is more and more widely applied along with the evolution of the door and window, the push-pull door and window is opened in one plane, the occupied space is small, the door and window can slide along the bottom installation frame, the pulley is one of important components for realizing the sliding of the door and window, and the application of the door and window pulley in the push-pull door and window is very wide.

However, the existing door and window pulleys have fewer functions when in use, so that the pulleys are unevenly stressed and easily damaged, doors and windows can fall off from the frame, certain potential safety hazards exist, the height of the existing door and window pulleys cannot be adjusted, and the doors and windows of different specifications can only be matched with the proper pulleys, so that the universality of the pulleys is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-balancing pulley that door and window was used to reach the atress balanced, can be according to the problem of door and window mounting groove adjusting pulley height.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a self-balancing pulley that door and window was used, is including shell, mesochite and inner shell, the mesochite sets up inside the shell, and sliding connection in the shell, the mesochite is equipped with tilt up's inclined groove, the inside connecting rod that is fixed with of shell, the connecting rod sets up in the inclined groove, the inside one end of mesochite is provided with the regulating block, the one end that the shell is close to the regulating block is provided with the bolt, bolt and regulating block threaded connection, the inner shell sets up inside the mesochite, the inner shell center is rotated and is connected in the mesochite, the interlude of inner shell upside is provided with the sliding block, the sliding block both ends are provided with rotates the wheel, it rotates and connects in the inner shell to rotate the wheel.

Furthermore, one end of the middle shell, which is close to the adjusting block, is provided with a vertically arranged strip-shaped groove, and the bolt is inserted into the strip-shaped groove in a penetrating manner.

Further, the number of the links is 2.

Furthermore, the inclined grooves are correspondingly provided with 2 groups, and the inclination angles of the groups of inclined grooves and the horizontal plane are 45 degrees.

Further, the rotating wheel is connected to the inner case through a rotating bearing.

Further, the inner shell is rotatably connected to the middle shell through a connecting rod arranged at the center of the inner shell.

Further, the middle shell is internally provided with a convex block, one side of the adjusting block is abutted to one end inside the middle shell, and the other side of the adjusting block is abutted to the convex block.

Further, the rotating wheel and the sliding block are both arranged on the same axis according to the sliding direction.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a self-balancing pulley that door and window was used, rotate the setting of connecting in the mesochite through the inner shell center, when door and window slided on the track, because the pulley inner shell does not receive other exogenic action, no matter whether the track is at horizontal position, it is certain the same with the distance of mesochite connecting rod apart from the inner shell to rotate the wheel, utilize lever principle, the inner shell both ends are rotated the wheel and are received the holding power on ground the same, thereby reach the balance, prevent that the pulley is impaired, can also prevent to lead to the door and window body to drop from the frame because of the pulley atress inequality, reduce the emergence of potential safety hazard, through shell and mesochite sliding connection's setting, make the mesochite can slide from top to bottom in the shell, thereby reach the effect of adjusting pulley height, improve the commonality of pulley, help popularizing.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a cross-sectional view of the middle shell of the present invention.

Fig. 3 is a front view of the inner shell of the present invention.

In the figure: the device comprises an outer shell 1, a middle shell 2, an inner shell 3, a bolt 11, a connecting rod 13, an inclined groove 20, a strip-shaped groove 22, a sliding block 31, a rotating wheel 33, an adjusting block 200, a convex block 220, a connecting rod 320 and a rotating bearing 330.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

in the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientation or positional relationship indicated in the drawings, merely for the purpose of describing the invention and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

As shown in the accompanying drawings, a self-balancing pulley for doors and windows, including shell 1, mesochite 2 and inner shell 3, mesochite 2 sets up inside shell 1, and sliding connection is in shell 1, mesochite 2 is equipped with tilt up's inclined groove 20, 1 inside connecting rod 13 that is fixed with of shell, connecting rod 13 sets up in

inclined groove

20, 2 inside one end of mesochite is provided with regulating block 200, the one end that shell 1 is close to regulating block 200 is provided with bolt 11, bolt 11 and regulating block 200 threaded connection, inner shell 3 sets up inside

mesochite

2, 3 center rotations of inner shell are connected in mesochite 2, the sliding block of 3 upsides of inner shell is provided with sliding

block

31, 31 both ends are provided with and rotate wheel 33, it rotates and connects in inner shell 3 to rotate wheel 33.

In this embodiment, one end of the middle shell 2 close to the adjusting block 200 is provided with a vertically arranged strip-shaped groove 22, the bolt 11 is inserted into the strip-shaped groove 22, the strip-shaped groove 22 is a passage provided for the bolt 11 to connect the adjusting block 200, and does not hinder the bolt 11 from moving up and down, the bolt 11 is mainly a connecting piece for connecting the middle shell 2 and the shell 1, and can reach the height of the adjusting middle shell 2 by screwing the bolt 11, when the connecting rod 13 is located at the upper end of the inclined groove 20, the height of the pulley is at the minimum state, the adjusting block 200 is close to one end of the shell 1 by continuously screwing the bolt 11, the connecting rod 13 moves down to the lower end of the inclined groove 20 along the direction of the inclined groove 20, and the height of the pulley is at the maximum state at this time.

In this embodiment, the number of the connecting rods 13 is 2, and the arrangement of the 2 connecting rods 13 mainly enables the two ends of the middle shell 2 to be stressed averagely when moving up and down, and the middle shell 2 is prevented from inclining when moving up or down.

In this embodiment, the inclined groove 20 corresponds and is equipped with 2 groups, the multiunit the inclined groove 20 is 45 with horizontal inclination, the inclined groove 20 corresponds connecting rod 13 and sets up to 2 groups, 2 groups of inclined grooves 20 press pulley sliding direction to set up both sides around 2 mesochites, and a set of inclined groove 20 is 2, 2 inclined grooves 20 correspond and set up both sides around 2 width direction mesochites, inclined groove 20 sets up to 45 mainly make inclined groove 20 and connecting rod 13 cooperate more smoothly, make connecting rod 13 more smooth-going removal on inclined groove 20 when height-adjusting.

In this embodiment, the rotating wheel 33 is connected to the inner housing 3 through the rotating bearing 330, so that the rotating wheel 33 can be rotatably connected to the inner housing 3, and the door window body can move by sliding the rotating wheel 33 on the guide rail of the frame.

In this embodiment, inner shell 3 rotates through the connecting rod 320 that sets up at inner shell 3 center and connects in mesochite 2, realizes rotating the connection through the setting of connecting rod 320, utilizes lever principle to make inner shell 3 swing in mesochite 2 automatically when the slope, makes inner shell 3 atress balanced, reaches pulley automatic balance's effect.

In this embodiment, the inside of the middle shell 2 is provided with a convex block 220, one side of the adjusting block 200 is abutted against one end inside the middle shell 2, the other side of the adjusting block 200 is abutted against the convex block 220, and the convex block 220 is mainly used for limiting the adjusting block 200 to move back and forth according to the sliding direction, so that the adjusting block 200 is prevented from being separated from the connection with the bolt 11.

In this embodiment, the rotating wheel 33 and the sliding block 31 are both disposed on the same axis along the sliding direction, which is beneficial to the linear sliding of the guide rail on the frame, and the installation manner disposed on the same axis can compress the width of the whole pulley.

The utility model relates to a self-balancing pulley that door and window was used, rotate through inner shell 3 center and connect in the setting of mesochite 2, when door and window slided on the track, because pulley inner shell 3 does not receive other exogenic action, no matter whether the track is at horizontal position, it is certain the same with mesochite connecting rod 320 apart from the inner shell to rotate wheel 33, utilize lever principle, the inner shell 3 both ends are rotated the wheel and are received the holding power on ground the same, thereby reach the balance, prevent that the pulley is impaired, can also prevent to lead to the door and window body to drop from the frame because of the pulley atress inequality, reduce the emergence of potential safety hazard, through shell 1 and mesochite 2 sliding connection's setting, make the mesochite can slide from top to bottom in shell 1, thereby reach the effect of adjusting pulley height, improve the commonality of pulley, help popularizing.

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 self-balancing pulley that door and window was used which characterized in that: comprises an outer shell (1), a middle shell (2) and an inner shell (3), wherein the middle shell (2) is arranged inside the outer shell (1), and is connected with the outer shell (1) in a sliding way, the middle shell (2) is provided with an inclined groove (20) which inclines upwards, a connecting rod (13) is fixed in the shell (1), the connecting rod (13) is arranged in the inclined groove (20), an adjusting block (200) is arranged at one end inside the middle shell (2), a bolt (11) is arranged at one end of the outer shell (1) close to the adjusting block (200), the bolt (11) is in threaded connection with the adjusting block (200), the inner shell (3) is arranged inside the middle shell (2), the center of the inner shell (3) is rotationally connected with the middle shell (2), a sliding block (31) is arranged at the middle section of the upper side of the inner shell (3), the sliding block (31) both ends are provided with and rotate wheel (33), it connects in inner shell (3) to rotate wheel (33).

2. The self-balancing pulley for doors and windows according to claim 1, wherein: one end of the middle shell (2) close to the adjusting block (200) is provided with a vertically arranged strip-shaped groove (22), and the bolt (11) is inserted into the strip-shaped groove (22).

3. The self-balancing pulley for doors and windows according to claim 1, wherein: the number of the connecting rods (13) is 2.

4. The self-balancing pulley for doors and windows according to claim 3, wherein: the inclined grooves (20) are correspondingly provided with 2 groups, and the inclination angles of the inclined grooves (20) and the horizontal plane are 45 degrees.

5. The self-balancing pulley for doors and windows according to claim 1, wherein: the rotating wheel (33) is connected to the inner shell (3) through a rotating bearing (330).

6. The self-balancing pulley for doors and windows according to claim 1, wherein: the inner shell (3) is rotatably connected to the middle shell (2) through a connecting rod (320) arranged at the center of the inner shell (3).

7. The self-balancing pulley for doors and windows according to claim 1, wherein: the utility model discloses a well casing (2) is inside to be provided with lug (220), regulating block (200) one side is contradicted in the inside one end of well casing (2), regulating block (200) opposite side is contradicted in lug (220).

8. The self-balancing pulley for doors and windows according to claim 1, wherein: the rotating wheel (33) and the sliding block (31) are arranged on the same axis according to the sliding direction.