CN215369329U

CN215369329U - Pulley mechanism

Info

Publication number: CN215369329U
Application number: CN202121252194.6U
Authority: CN
Inventors: 林健峰
Original assignee: Zhaoqing Debo Metal Products Co ltd
Current assignee: Zhaoqing Debo Metal Products Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-31
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a pulley mechanism which comprises a shell, a fixing piece and a supporting piece, wherein the fixing piece is arranged at the bottom of the shell, the supporting piece is arranged at the top of the shell, the fixing piece corresponds to the supporting piece in position, a locking piece is connected between the supporting piece and the fixing piece, and the pulley mechanism is clamped in a mounting groove of a section bar through the fixing piece.

Description

Pulley mechanism

Technical Field

The utility model relates to the technical field of door and window accessories, in particular to a pulley mechanism.

Background

The pulley mechanism is used for connecting a door and window body, can be fixed on the section bar through screws, and therefore holes need to be punched on the section bar, and installation is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pulley mechanism which is abutted against a mounting groove of a section through a fixing sheet so as to generate friction force to realize assembly and fixation, does not need processing such as punching on the section, is more convenient and efficient to assemble, and solves the problem that the assembly is troublesome because punching is needed on the section when a pulley assembly is assembled.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a pulley mechanism comprises a shell, a fixing piece and a supporting piece, wherein the fixing piece is arranged at the bottom of the shell, the supporting piece is arranged at the top of the shell, and the fixing piece corresponds to the supporting piece in position;

a locking piece is connected between the supporting piece and the fixing piece.

From this, pulley mechanism passes through the stationary blade chucking in the mounting groove of section bar, and the equipment is convenient, need not to punch on the section bar, when having solved loose pulley assembly and assembling, need punch on the section bar, leads to the more troublesome problem of equipment.

In some embodiments, the locking member is a screw, the support member is provided with a first through hole, and the fixing plate is provided with a first screw hole, and the screw passes through the first through hole and is screwed into the first screw hole.

Therefore, the fixing piece is driven to move through the thread structure.

In some embodiments, the pulley assembly further comprises a spring, the spring is sleeved on the locking member, one end of the spring abuts against the supporting member, and the other end of the spring abuts against the fixing piece.

Therefore, the spring is abutted between the fixed sheet and the support piece, and the situation of screw thread loosening is prevented to a certain extent in the non-assembly state.

In some embodiments, the bottom of the housing is provided with a first slot capable of receiving a securing tab;

the top of shell is equipped with the second cell body, and support piece can be held to the second cell body.

Therefore, the fixing piece is assembled in the first groove body, the position of the fixing piece is limited, the fixing piece cannot shake left and right in the horizontal direction, or the left and right shaking amplitude of the fixing piece is reduced, and the first groove body can also play a certain guiding role in the vertical direction on the movement of the fixing piece; the support piece is assembled on the second groove body and limits the position of the support piece.

In some embodiments, the two ends of the fixing piece are provided with clamping parts.

From this, joint portion can inject the mounting groove of section bar to offset with the cell wall of mounting groove, thereby produce frictional force, it is fixed to realize the equipment, and joint portion width is great.

In some embodiments, a boss is disposed at the middle of the fixing plate, a groove is disposed below the boss, and the boss is provided with a first screw hole.

From this, the boss is equipped with first screw, can make first screw more be close to support piece to shorten the length of retaining member such as screw, retaining member such as screw locking back can outstanding first screw certain distance usually, and the protruding end of retaining member such as screw can be held to the slot, thereby reduces the outstanding volume of retaining member such as screw, prevents retaining member such as screw and section bar interference, also improves the compactness of structure.

In some embodiments, both ends of the support member are provided with flanges. Therefore, the position of the support piece can be limited by the flanging of the support piece.

In some embodiments, the housing is provided with fixing pieces at both ends.

In some embodiments, the pulley mechanism further comprises a sliding assembly and an adjusting mechanism, the sliding assembly is connected in the outer shell, the sliding assembly comprises an inner shell, and the inner shell is provided with pulleys;

the adjusting mechanism can adjust the position of the sliding assembly;

the sliding component is connected with an anti-drop block.

The utility model has the beneficial effects that: the mounting groove through stationary blade and section bar offsets to it is fixed to produce frictional force and realize the equipment, need not to punch the processing such as to the section bar, and the equipment is more convenient, and is more high-efficient.

Drawings

Fig. 1 is a block diagram of a pulley mechanism of the present invention;

fig. 2 is an exploded view of a pulley mechanism of the present invention;

FIG. 3 is a view showing the construction of the fixing sheet of the present invention;

fig. 4 is another view of a pulley mechanism of the present invention;

wherein: 1-a housing; 11-a first trough body; 12-a second trough body; 14-a chute; 2-fixing the sheet; 21-a clamping part; 22-a first screw hole; 23-a boss; 24-a trench; 3-a support; 31-a first via; 3-2, flanging; 4-a locking member; 5-a spring; 6-a sliding assembly; 61-an inner shell; 62-a pulley; 7-an adjusting mechanism; 71-adjusting screw; 72-a screw hole plate; 8-guide column; 9-anti-drop block.

Detailed Description

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

Referring to fig. 1 to 4, a pulley mechanism includes a housing 1, a fixing plate 2 and a supporting member 3, the fixing plate 2 is disposed at the bottom of the housing 1, the supporting member 3 is disposed at the top of the housing 1, and the fixing plate 2 corresponds to the supporting member 3;

a locking piece 4 is connected between the support piece 3 and the fixing piece 2.

When the pulley mechanism is assembled, the fixing sheet 2 is aligned and inserted into the mounting groove of the section bar, and after the pulley 62 mechanism slides to a required position, the locking member 4 drives the fixing sheet 2 to move close to the support member 3, so that the fixing sheet 2 is abutted against the groove wall of the mounting groove, friction force is generated, the pulley mechanism is assembled and fixed by the friction force, the assembly is convenient, and punching on the section bar is not needed.

Further, the locking member 4 is a screw, the supporting member 3 is provided with a first through hole 31, the fixing piece 2 is provided with a first screw hole 22, and the screw passes through the first through hole 31 and is screwed into the first screw hole 22. The fixing piece 2 is driven to move and lock through a thread structure.

Further, the pulley mechanism further comprises a spring 5, the spring 5 is sleeved on the locking piece 4, one end of the spring 5 abuts against the supporting piece 3, and the other end of the spring 5 abuts against the fixing piece 2. The spring 5 is abutted between the fixed piece 2 and the support piece 3, and plays a certain role in preventing the screw thread from loosening in a non-assembly state.

Further, the bottom of the housing 1 is provided with a first groove 11, and the first groove 11 can accommodate the fixing piece 2;

the top of the housing 1 is provided with a second slot 12, and the second slot 12 can accommodate the support member 3.

The fixing piece 2 is assembled in the first groove body 11, the position of the fixing piece 2 is limited, so that the fixing piece 2 cannot shake left and right in the horizontal direction or the left and right shaking amplitude of the fixing piece is reduced, the fixing piece 2 is more beneficial to aligning to the installation groove of the section bar, and the first groove body 11 can also play a certain guiding role in the vertical direction on the movement of the fixing piece 2; the support member 3 is assembled on the second groove 12 to limit the position of the support member 3.

Further, the two ends of the fixing piece 2 are provided with clamping parts 21. Joint portion 21 can inject the mounting groove of section bar to offset with the cell wall of mounting groove, thereby produce frictional force, it is fixed to realize the equipment, and joint portion 21 width is great.

Further, the surface of the engaging portion 21 may be provided with stripes to increase the friction.

Further, a boss 23 is disposed in the middle of the fixing plate 2, a groove 24 is disposed below the boss 23, and the boss 23 is provided with a first screw hole 22.

The boss 23 is provided with a first screw hole 22, so that the first screw hole 22 can be closer to the support 3, the length of the locking member 4 such as a screw can be shortened, the first screw hole 22 can protrude for a certain distance after the locking member 4 such as a screw is locked, the groove 24 can accommodate the protruding end of the locking member 4 such as a screw, the protruding amount of the locking member 4 such as a screw can be reduced, the locking member 4 such as a screw can be prevented from interfering with a section bar, and the structure compactness can be improved.

Further, the two ends of the supporting member 3 are both provided with flanges 32. The flange 32 of the support 3 can limit the position of the support 3.

Further, fixing pieces 2 are provided at both ends of the housing 1.

Further, the pulley mechanism further comprises a sliding assembly 6 and an adjusting mechanism 7, wherein the sliding assembly 6 is connected in the outer shell 1, the sliding assembly 6 comprises an inner shell 61, and the inner shell 61 is provided with a pulley 62;

the adjusting mechanism 7 can adjust the position of the sliding assembly 6;

sliding assembly 6 is connected with anticreep piece 9, and anticreep piece 9 is equipped with the recess, can prevent that the guide rail of door window body from breaking away from.

Further, the outer shell 1 is provided with a sliding groove 14, the sliding groove 14 is arranged in an inclined manner, for example, the inner shell 61 is correspondingly provided with a through hole, the guide post 8 sequentially penetrates through the sliding groove 14 and the through hole, the guide post 8 can slide along the sliding groove 14, the guide post 8 can drive the inner shell 61 to move when sliding, and the inner shell 61 can rotate when moving, so that the position of the pulley 62 can be adjusted to adapt to the assembly of different doors and windows.

Further, the adjusting mechanism 7 includes an adjusting screw 71 and a screw hole plate 72, the adjusting screw 71 is rotatably connected to the end of the outer shell 1, the screw hole plate 72 is disposed at the end of the corresponding inner shell 61, the adjusting screw 71 is connected to the screw hole plate 72 in a matching manner, during adjustment, the adjusting screw 71 is rotated to drive the screw hole plate 72 to move, the screw hole plate 72 drives the inner shell 61 to move, and due to the sliding action of the guide post 8 in the sliding groove 14, the inner shell 61 rotates during movement, so as to adjust the position of the pulley 62.

The foregoing disclosure discloses only some embodiments of the utility model. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept herein, and it is intended to cover all such modifications and variations as fall within the scope of the utility model.

Claims

1. The pulley mechanism is characterized by comprising a shell (1), a fixing piece (2) and a supporting piece (3), wherein the fixing piece (2) is arranged at the bottom of the shell (1), the supporting piece (3) is arranged at the top of the shell (1), and the fixing piece (2) corresponds to the supporting piece (3);

a locking piece (4) is connected between the support piece (3) and the fixing piece (2).

2. A pulley mechanism according to claim 1, characterized in that the locking member (4) is a screw, the support member (3) is provided with a first through hole (31), the fixing plate (2) is provided with a first threaded hole (22), and the screw is passed through the first through hole (31) and screwed into the first threaded hole (22).

3. The pulley mechanism according to claim 2, further comprising a spring (5), wherein the spring (5) is sleeved on the locking member (4), one end of the spring (5) abuts against the supporting member (3), and the other end of the spring (5) abuts against the fixing plate (2).

4. The pulley mechanism according to claim 1, characterized in that the bottom of the housing (1) is provided with a first groove (11), the first groove (11) being capable of receiving the fixing plate (2);

the top of shell (1) is equipped with second cell body (12), second cell body (12) can hold support piece (3).

5. The pulley mechanism according to claim 1, wherein the two ends of the fixing piece (2) are provided with clamping parts (21).

6. A pulley mechanism according to claim 2, characterized in that a boss (23) is provided in the middle of the fixing plate (2), a groove (24) is provided below the boss (23), and the boss (23) is provided with the first screw hole (22).

7. A pulley mechanism according to claim 1, characterized in that the support member (3) is provided with flanges (32) at both ends.

8. A pulley mechanism according to claim 1, characterized in that the fixing plates (2) are provided at both ends of the housing (1).

9. A pulley mechanism according to any one of claims 1-8, characterized in that it further comprises a sliding assembly (6) and an adjusting mechanism (7), said sliding assembly (6) being connected inside said outer casing (1), said sliding assembly (6) comprising an inner casing (61), said inner casing (61) being provided with pulleys (62);

the adjusting mechanism (7) can adjust the position of the sliding assembly (6);

the sliding assembly (6) is connected with an anti-drop block (9).