CN220565915U - Quick pulley installation device and door and window - Google Patents

Abstract

The utility model relates to the technical field of door and window accessories, in particular to a rapid installation pulley device and a door and window, wherein the rapid installation pulley device comprises an outer shell, a clamping assembly, a sliding assembly, a middle shell and an inner shell; the shell is provided with a connecting shaft; the clamping assembly comprises a clamping block movably arranged in the shell, a flange arranged on the clamping block, a movable hole arranged on the clamping block, and an adjusting piece movably penetrating through the movable hole, wherein the middle shell is movably arranged in the shell and is provided with a chute and a first chute, and the adjusting piece is in threaded connection with the middle shell; the inner shell is movably arranged on the middle shell, the inner shell is provided with a second chute, an intermediate shaft and a plurality of pulleys, the intermediate shaft movably penetrates through the chute, and the connecting shaft movably penetrates through the first chute and the second chute. The pulley device does not need to be separately provided with a program for installing, fixing and adjusting the height, so that the operation process becomes simple and convenient, the rapid installation and the use of the pulley device are facilitated, and the pulley device is very worthy of popularization and application.

Description

Quick pulley installation device and door and window

Technical Field

The utility model relates to the technical field of doors and windows, in particular to a pulley device for quickly mounting a pulley and a door and a window.

Background

Along with popularization of green building concepts, convenience and stability requirements of customers on door leaf installation are higher and higher, common doors and windows are provided with pulley devices to be matched with guide rails for use, and in the prior art, as shown in fig. 1 and 2, some pulley devices comprise an outer shell 1a, a middle shell 2a arranged in the outer shell 1a, an inner shell 3a arranged in the middle shell 2a, pulleys 4a arranged in the inner shell 3a, an adjusting screw 5a arranged in the outer shell 1a, a clamping block 6a movably penetrating through the outer shell 1a, a fixing screw 7a in threaded connection with the clamping block 6a and an adjusting shaft 8a arranged in the outer shell 1 a; the middle shell 2a is provided with a chute 9a, the adjusting shaft 8a movably penetrates through the chute 9a, a cavity is formed in the middle shell 2a, a lifting block 10a is arranged in the cavity, the lifting block 10a can lift in the cavity, and the adjusting screw 5a is in threaded connection with the lifting block 10 a.

As shown in fig. 1 to 3, when the pulley device is installed and used, the clamping piece is placed in the C-shaped groove 11a of the door leaf, then the fixing screw 7a is twisted to enable the clamping piece to move downwards, the top of the shell 1a is abutted with the wall surface of the C-shaped groove 11a, and the fixing screw 7a is continuously twisted, so that the pulley 4a assembly can be fixed on the door leaf; then the adjusting screw is twisted, the adjusting screw drives the lifting block 10a to lift, meanwhile, the middle shell 2a is driven to lift, and the middle shell 2a lifts and lifts the pulley 4a, so that the height of the pulley 4a is adjusted to adapt to guide rails with different heights.

Through the above operation, although the pulley device can be installed and fixed in the C groove 11a of the door leaf, then the height of the pulley 4a is adjusted; however, the functions of installation and fixing and height adjustment are realized by two steps, namely, the first step is to fix the shell 1a in the C groove 11a by twisting the fixing screw 7a, thereby fixing the pulley device in the C groove 11a, and then to carry out the hanging operation on the door leaf; the second step is to adjust the height of the pulley 4a by twisting the adjusting screw; in this way, the process is cumbersome and does not facilitate the quick installation and use of the pulley device, and therefore it is necessary to study a solution.

Disclosure of Invention

Based on the above, the utility model provides a quick installation pulley device and a door and window, so as to solve the problems that the installation, fixation and height adjustment of some pulley devices are required to be carried out separately, the process is complicated, and the quick installation and use of the pulley devices are not facilitated.

In order to solve the technical problems, the utility model adopts the following technical scheme: a quick-mounting pulley device comprises an outer shell, a clamping assembly, a sliding assembly, a middle shell and an inner shell; the shell is provided with a connecting shaft; the clamping assembly comprises a clamping block movably arranged in the shell, a flange arranged on the clamping block, a movable hole arranged on the clamping block, and an adjusting piece movably penetrating through the movable hole, wherein the adjusting piece can reciprocate in the longitudinal direction of the section of the movable hole; the sliding component is used for enabling the clamping block to only move on a track forming a set included angle with the adjusting piece under the driving of the adjusting piece; the middle shell is movably arranged in the shell, the middle shell is provided with a chute and a first chute, the length direction of the first chute is parallel to the length direction of the middle shell, a set included angle is formed between the length direction of the chute and the length direction of the middle shell, and the adjusting piece is in threaded connection with the middle shell; the inner shell is movably arranged on the middle shell, the inner shell is provided with a second sliding groove, an intermediate shaft and a plurality of pulleys, the length direction of the second sliding groove is perpendicular to the length direction of the first sliding groove, the intermediate shaft movably penetrates through the sliding groove, and the connecting shaft movably penetrates through the first sliding groove and the second sliding groove.

Preferably, the sliding assembly comprises a guide block arranged on the outer shell and a guide groove arranged on the clamping block, a set included angle is formed between the length direction of the guide groove and the length direction of the adjusting piece, the included angle self-adjusting piece is inclined to the extending direction of the inner shell from top to bottom, and the guide block is in sliding insertion fit with the guide groove.

Preferably, the sliding assembly comprises a limiting shaft arranged on the outer shell and a movable groove arranged on the clamping block, a set included angle is formed between the length direction of the movable groove and the length direction of the outer shell, the included angle self-adjusting piece is inclined to the extending direction of the inner shell from top to bottom, the limiting shaft is movably inserted into the movable groove, and the limiting shaft can reciprocate in the longitudinal direction of the section of the movable groove.

Preferably, the quick-mounting pulley device further comprises an anti-falling block movably arranged in the inner shell, and a first track groove is formed in one end, away from the inner shell, of the anti-falling block.

Preferably, the anti-falling block is provided with a protruding block, and the inner shell is provided with a clamping groove in plug-in fit with the protruding block.

Preferably, the protruding block can reciprocate in the clamping groove, the anti-falling block is provided with a U-shaped groove in insertion fit with the intermediate shaft, and the inner wall of the U-shaped groove is provided with a plurality of protruding ribs.

Preferably, the middle shell comprises two straight walls which are correspondingly arranged and an insert which is movably arranged on the two straight walls in a penetrating mode, and the adjusting piece is in threaded connection with the insert.

Preferably, the pulley comprises a pulley shaft arranged on the inner shell and a pulley body arranged on the pulley shaft.

Preferably, the pulley further comprises a pulley pad sleeved on the pulley shaft, and two end surfaces of the pulley pad are respectively abutted against the pulley body and the inner shell.

The utility model also relates to a door and window comprising the quick-mounting pulley device of any embodiment of the application.

The beneficial effects of the utility model are as follows: in the use scene, firstly, the door leaf is hung, then the pulley device can be installed and fixed on the door leaf by rotating the adjusting piece, and the height of the pulley can be adjusted by continuously rotating the adjusting piece, so that the procedures of installation and fixation and height adjustment are not required to be separately carried out, the operation process becomes simple and convenient, the rapid installation and use of the pulley device are facilitated, and the pulley device is very worthy of popularization and application.

Drawings

FIG. 1 is a schematic perspective view of a pulley device of the prior art;

FIG. 2 is a schematic perspective view of another state of the pulley device of FIG. 1;

FIG. 3 is a schematic side perspective view of the pulley arrangement of FIG. 1 with a C-slot of a door leaf;

FIG. 4 is a schematic view of a quick-install pulley apparatus according to an embodiment of the present utility model;

FIG. 5 is an exploded view of the quick-mount pulley apparatus of FIG. 4;

FIG. 6 is a schematic view of the quick-install pulley apparatus of FIG. 5 further exploded;

FIG. 7 is a schematic view of the quick-install pulley apparatus of FIG. 6 further exploded;

FIG. 8 is a schematic view of the quick-install pulley apparatus of FIG. 7 further exploded;

FIG. 9 is an enlarged schematic view of a portion of circle A of FIG. 8;

FIG. 10 is a schematic view of the quick mount pulley arrangement of FIG. 4 during movement of the C-channel of the door leaf;

FIG. 11 is a schematic view of the structure of the clamping block and housing of the quick-install pulley apparatus of the second embodiment;

fig. 12 is a schematic view of another view of the clamping block of the quick-mount pulley apparatus of fig. 11.

Reference numerals illustrate:

the prior art comprises the following steps: 1a, a shell; 2a, middle shell; 3a, an inner shell; 4a, pulleys; 5a, adjusting screws; 6a, clamping blocks; 7a, fixing screws; 8a, adjusting the shaft; 9a, a chute; 10a, lifting blocks; 11a, C slots;

the utility model comprises the following steps: 10. a housing; 11. a connecting shaft;

20. a clamping assembly; 21. a clamping block; 21a, clamping blocks; 22. a flange; 23. a movable hole; 24. an adjusting member;

30. a middle shell; 31. a chute; 32. a first chute; 33. straight wall; 331. a mounting hole; 34. an insert;

40. an inner case; 41. a second chute; 42. an intermediate shaft; 43. a pulley; 431. a pulley shaft; 432. a wheel body; 433. a pulley pad; 44. a clamping groove;

50. an anti-falling block; 51. a first track groove; 52. a protruding block; 53. a U-shaped groove; 531. convex ribs;

60. a sliding assembly; 61. a guide block; 61a, guide blocks; 62. a limiting shaft; 63. a movable groove; 64. a guide groove.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

First embodiment

Referring to fig. 4 to 10, a quick-install pulley apparatus according to a first embodiment of the present utility model includes an outer housing 10, a clamping assembly 20, a sliding assembly 60, a middle housing 30, and an inner housing 40;

the housing 10 is provided with a connecting shaft 11; the clamping assembly 20 comprises a clamping block 21 movably arranged in the shell 10, a flange 22 arranged in the clamping block 21, a movable hole 23 arranged in the clamping block 21 and two adjusting pieces 24 movably penetrating through the movable hole 23, specifically, two flanges 22 are correspondingly arranged on the clamping block 21, the adjusting pieces 24 are screws, and the adjusting pieces 24 can reciprocate in the longitudinal direction of the section of the movable hole 23;

the sliding assembly 60 is configured to enable the clamping block 21 to move only on a track forming a set included angle with the adjusting member 24 under the driving of the adjusting member 24, specifically, the included angle is 45 °;

the middle shell 30 is movably arranged in the outer shell 10, the middle shell 30 is provided with a chute 31 and a first chute 32, the length direction of the first chute 32 is parallel to the length direction of the middle shell 30, a set included angle is formed between the length direction of the chute 31 and the length direction of the middle shell 30, and the adjusting piece 24 is in threaded connection with the middle shell 30;

the inner shell 40 is movably arranged on the middle shell 30, the inner shell 40 is provided with a second chute 41, an intermediate shaft 42 and a plurality of pulleys 43, the length direction of the second chute 41 is perpendicular to the length direction of the first chute 32, the intermediate shaft 42 movably passes through the chute 31, and the connecting shaft 11 movably passes through the first chute 32 and the second chute 41.

Specifically, in implementation, firstly, a door leaf is hung, then the pulley device is installed in a C-shaped groove of the door leaf, so that the top of the shell 10 can be abutted against the top wall of the C-shaped groove, meanwhile, two flanges 22 can also be abutted against the bottom wall of the C-shaped groove, then the adjusting piece 24 is rotated, the adjusting piece 24 drives the clamping block 21 to move on a track forming a set included angle with the adjusting piece 24 through the sliding component 60, so that the clamping block is driven to move towards the shell 10, the adjusting piece 24 is continuously rotated, the two flanges 22 clamp the bottom wall of the C-shaped groove, and therefore the clamping block 21 is fixed in the C-shaped groove, and then the shell 10 is fixed on the door leaf, so that the effect of installing and fixing the pulley device on the door leaf is realized, and the fixing effect is stable and is not easy to loosen; continuing to rotate the adjusting member 24, the adjusting member 24 drives the middle shell 30 to move away from or close to the clamping block 21, and the intermediate shaft 42 moves in the chute 31, so as to drive the inner shell 40 to lift and further drive the inner shell 40 and the pulley 43 to lift. In summary, in the use scenario, the door leaf is firstly hung, then the pulley device of the utility model can be installed and fixed on the door leaf by rotating the adjusting piece 24, and the height of the pulley 43 can be adjusted by continuously rotating the adjusting piece 24, so that the procedures of installation and fixation and height adjustment are not required to be separately carried out, the operation process becomes simple and convenient, the rapid installation and use of the pulley device are facilitated, and the pulley device is very worthy of popularization and application.

Referring to fig. 5 to 8, in the present embodiment, the sliding assembly 60 includes a guide block 61 disposed on the outer housing 10 and a guide groove 64 disposed on the clamping block 21, wherein a set angle is formed between a length direction of the guide groove 64 and a length direction of the adjusting member 24, the angle self-adjusting member 24 is inclined from top to bottom toward an extending direction of the inner housing 40, and the guide block 61 is slidably inserted into the guide groove 64. Specifically, when the two flanges 22 are required to be driven to clamp the bottom wall of the C-shaped groove, the adjusting member 24 is rotated, and the adjusting member 24 drives the guide block 61 to move in the guide groove 64, so as to drive the clamping block 21 to move towards the outer shell 10, further drive the two flanges 22 to move towards the bottom wall of the C-shaped groove, and the driving effect is good.

Referring to fig. 4 to 10, in the present embodiment, the quick-mounting pulley device further includes a release preventing block 50 movably disposed in the inner housing 40, and a first track groove 51 is disposed at an end of the release preventing block 50 away from the inner housing 40. When in use, the anti-derailing block 50 is placed on the door and window track, so that the first track groove 51 is meshed with the door and window track, and derailing of the pulley 43 in the use process can be effectively prevented, and the use stability of the pulley device is improved.

Referring to fig. 5 to 8, in the present embodiment, the anti-falling block 50 is provided with a protruding block 52, and the inner housing 40 is provided with a clamping groove 44 in plug-in fit with the protruding block 52. In practice, the protruding block 52 is slid into the inner shell 40, so that the protruding block 52 is inserted into the clamping groove 44, and the anti-falling block 50 can be installed into the inner shell 40, so that the operation is simple and quick, and the installation and the use are convenient.

Referring to fig. 5 to 9, in the present embodiment, the protruding block 52 can reciprocate in the clamping groove 44, the anti-falling block 50 is provided with a U-shaped groove in plug-in fit with the intermediate shaft 42, and a plurality of ribs 531 are provided on an inner wall of the U-shaped groove. In the process of using the pulley device, the pulleys 43 with different sizes are often replaced according to the need, after the pulleys 43 with larger sizes are replaced, the anti-falling block 50 may not contact the rail and cannot play the role of anti-falling, so that the anti-falling block 50 needs to be pulled out of the inner shell 40, the protruding block 52 moves in the clamping groove 44, meanwhile, the middle shaft 42 moves from the bottom of the U-shaped groove 53 to the position provided with the protruding rib 531, the protruding rib 531 plays a role of increasing friction force, so that the middle shaft 42 is fixed at the position, and meanwhile, the first rail groove 51 of the anti-falling block 50 can be meshed with the guide rail again, so that the role of preventing derailment is played. When the pulley 43 with smaller volume needs to be replaced, the anti-falling block 50 is pushed to the direction inside the inner shell 40, the protruding block 52 can move in the clamping groove 44, the intermediate shaft 42 can return to the bottom of the U-shaped groove 53 from the position of the protruding rib 531, so that the interference effect of the anti-falling block 50 on the pulley 43 is avoided, and due to the blocking effect of the protruding rib 531, the intermediate shaft 42 is not easy to separate from the U-shaped groove 53, and the use stability of the anti-falling block 50 is improved.

Referring to fig. 5 to 8, in the present embodiment, the middle housing 30 includes two corresponding straight walls 33 and an insert 34 movably penetrating the two straight walls 33, and the adjusting member 24 is screwed with the insert 34. Specifically, both straight walls 33 are provided with mounting holes 331 for mounting inserts 34; in practice, when it is necessary to screw the adjusting member 24 with the middle case 30, the insert 34 is placed in the mounting holes 331 of the two straight walls 33, and then the adjusting member 24 is screw-coupled with the insert 34, so that the insert 34 is not required to be welded between the two straight walls 33, but is simply placed in the two mounting holes 331, thereby reducing the manufacturing cost.

Referring to fig. 5 to 8, in the present embodiment, the pulley 43 includes a pulley shaft 431 disposed on the inner housing 40 and a pulley body 432 disposed on the pulley shaft 431; the pulley 43 further includes a pulley pad 433 disposed on the pulley shaft 431, and two end surfaces of the pulley pad 433 are respectively abutted against the wheel body 432 and the inner housing 40. So set up for pulley 43's result of use is good, and the result of use is stable.

Second embodiment

As shown in fig. 11 to 12, the quick-mount pulley apparatus of the second embodiment is different from the quick-mount pulley apparatus of the first embodiment in that: the sliding assembly 60 includes a limiting shaft 62 disposed on the outer shell 10 and a movable groove 63 disposed on the clamping block 21, wherein a set included angle is formed between a length direction of the movable groove 63 and a length direction of the outer shell 10, the included angle self-adjusting member 24 is inclined from top to bottom toward an extending direction of the inner shell 40, the limiting shaft 62 is movably inserted into the movable groove 63, and the limiting shaft 62 can reciprocate in a longitudinal direction of a section of the movable groove 63. When the two flanges 22 are required to be driven to clamp the bottom wall of the C groove, the adjusting piece 24 is rotated, and the adjusting piece 24 drives the limiting shaft 62 to move in the movable groove 63, so that the clamping block 21 is driven to move towards the outer shell 10, the two flanges 22 are driven to move towards the bottom wall of the C groove, and the moving effect is good.

In this embodiment, the clamping block 21 is a U-shaped block, the clamping block 21 includes a bottom plate and two straight plates disposed on the bottom plate, the movable hole 23 is disposed on the bottom plate, the movable slot 63 is disposed on the straight plates, and the two flanges 22 are respectively disposed on the two bottom plates. With this arrangement, the clamp block 21 can be made of less material, thereby achieving a cost-effective effect.

The utility model also relates to a door and window comprising the quick-mounting pulley device of any embodiment of the application. The door and window does not need to separately carry out the procedures of installation fixing and height adjusting of the pulley device, and the operation process is simple and convenient, thereby being beneficial to the rapid installation and use of the door and window and being very worthy of popularization and application.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A quick-install pulley apparatus, comprising:

a housing provided with a connecting shaft;

the clamping assembly comprises a clamping block movably arranged in the shell, a flange arranged on the clamping block, a movable hole arranged on the clamping block and an adjusting piece movably penetrating through the movable hole, and the adjusting piece can reciprocate in the longitudinal direction of the section of the movable hole;

the sliding component is used for enabling the clamping block to move on a track forming a set included angle with the adjusting piece under the driving of the adjusting piece;

the middle shell is movably arranged in the shell, the middle shell is provided with a chute and a first chute, the length direction of the first chute is parallel to the length direction of the middle shell, a set included angle is formed between the length direction of the chute and the length direction of the middle shell, and the adjusting piece is in threaded connection with the middle shell; and

The inner shell is movably arranged on the middle shell, the inner shell is provided with a second sliding groove, an intermediate shaft and a plurality of pulleys, the length direction of the second sliding groove is perpendicular to the length direction of the first sliding groove, the intermediate shaft movably penetrates through the sliding groove, and the connecting shaft movably penetrates through the first sliding groove and the second sliding groove.

2. The quick-install pulley apparatus as in claim 1, wherein: the sliding assembly comprises a guide block arranged on the outer shell and a guide groove arranged on the clamping block, a set included angle is formed between the length direction of the guide groove and the length direction of the adjusting piece, the included angle self-adjusting piece inclines from top to bottom to the extending direction of the inner shell, and the guide block is in sliding insertion fit with the guide groove.

3. The quick-install pulley apparatus as in claim 1, wherein: the sliding assembly comprises a limiting shaft arranged on the outer shell and a movable groove arranged on the clamping block, a set included angle is formed between the length direction of the movable groove and the length direction of the outer shell, the included angle self-adjusting piece is inclined to the extending direction of the inner shell from top to bottom, the limiting shaft is movably inserted into the movable groove, and the limiting shaft can reciprocate in the longitudinal direction of the section of the movable groove.

4. The quick-install pulley apparatus as in claim 1, wherein: the anti-falling block is movably arranged in the inner shell, and a first track groove is formed in one end, away from the inner shell, of the anti-falling block.

5. The quick-install pulley apparatus as in claim 4, wherein: the anti-drop block is provided with a protruding block, and the inner shell is provided with a clamping groove which is in plug-in fit with the protruding block.

6. The quick-install pulley apparatus as in claim 5, wherein: the protruding block can reciprocate in the clamping groove, the anti-falling block is provided with a U-shaped groove which is in plug-in fit with the intermediate shaft, and the inner wall of the U-shaped groove is provided with a plurality of protruding ribs.

7. The quick-install pulley apparatus as in claim 1, wherein: the middle shell comprises two straight walls which are correspondingly arranged and inserts which are movably arranged on the two straight walls in a penetrating mode, and the adjusting piece is in threaded connection with the inserts.

8. The quick-install pulley apparatus as in claim 1, wherein: the pulley comprises a pulley shaft arranged in the inner shell and a pulley body arranged in the pulley shaft.

9. The quick-install pulley apparatus as in claim 8 wherein: the pulley also comprises a pulley pad sleeved on the pulley shaft, and two end surfaces of the pulley pad are respectively abutted with the pulley body and the inner shell.

10. A door or window comprising a quick install pulley assembly according to any one of claims 1 to 9.