CN220203688U - Pulley for sliding door and window - Google Patents
Pulley for sliding door and window Download PDFInfo
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- CN220203688U CN220203688U CN202321702808.5U CN202321702808U CN220203688U CN 220203688 U CN220203688 U CN 220203688U CN 202321702808 U CN202321702808 U CN 202321702808U CN 220203688 U CN220203688 U CN 220203688U
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- pulley
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- Support Devices For Sliding Doors (AREA)
Abstract
The utility model discloses a pulley for a sliding door and window, which belongs to the technical field of pulleys, wherein limiting grooves are respectively arranged on the inner sides and the outer sides of two pulley bodies, the left side and the right side of the two pulley bodies are respectively connected with connecting pieces through pulley fixing pins penetrating through shaft holes, limiting protrusions corresponding to the limiting grooves are respectively arranged at the two ends of the connecting pieces, the inner sides of the limiting protrusions are tightly propped and supported by the limiting grooves on the outer sides of the pulley bodies through annular propping pieces, the pulley bodies are in matched contact with guide rails and are tightly propped against the inner sides and the outer sides of the pulley bodies through the annular propping pieces in a matched manner, the pulley bodies are supported and improved in deformation resistance, and when the pulley bodies are in sliding movement in a matched manner with doors and windows, the pulley bodies are matched and rotate along with the rotation of the pulley bodies through the annular propping pieces, so that the doors and windows are in a matched manner in the abutting process, and the stability of the doors and windows in the sliding movement of the pulley bodies is maintained.
Description
Technical Field
The utility model belongs to the technical field of pulleys, and particularly relates to a pulley for a sliding door or window.
Background
The sliding door and window has the advantages of no occupation of indoor space, convenient opening and closing, beautiful appearance and the like, and is widely applied to various buildings, the existing sliding door and window is generally provided with two pulley devices, and the pulley devices can slide along the tracks in the door and window frames, so that the sliding of the sliding door and window is realized;
when the pulley is assembled with the sliding door and window, most of the pulley is directly matched with a bearing to be fixed on a connecting piece on the sliding door and window, and the two sides of the pulley are not provided with a limit matched supporting structure, so that the pulley is required to always bear the weight of the door and window after being assembled with the door and window, the problem that the pulley is matched with the sliding movement of the door and window to generate deformation under the heavy state exists, and the stability of the matched sliding movement of the sliding door and window and the rail is greatly influenced after the pulley is deformed;
accordingly, the present utility model provides a pulley for sliding doors and windows that maintains the pulley stable to support the doors and windows.
Disclosure of Invention
The utility model aims to provide a pulley for a sliding door or window, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a pulley for sliding doors and windows comprises two pulley main bodies and a strip-shaped shell matched with the two pulley main bodies and assembled with the doors and windows;
the strip-shaped shell is provided with a mounting groove matched with the pulley main body for assembly;
limiting grooves are respectively formed in the inner side and the outer side of the two pulley main bodies, the centers of the limiting grooves and the axle center of the axle hole barrel on the pulley main bodies are respectively connected with connecting pieces through axle holes of pulley fixing pins on the left side and the right side of the two pulley main bodies;
limiting protrusions corresponding to the limiting grooves are respectively arranged at two ends of the connecting piece, and the inner sides of the limiting protrusions are propped and supported with the limiting grooves on the outer sides of the pulley main bodies through annular propping pieces;
the pulley main body is clamped into the mounting groove through the connecting piece, the bottom surface of the pulley main body protrudes out of the opening of the mounting groove, and the middle part of the connecting piece penetrates through the strip-shaped shell through the fixing bolt and is fixed with the strip-shaped shell.
Further, locking bolts assembled with the doors and windows are respectively arranged at two ends of the strip-shaped shell.
Furthermore, one end of the strip-shaped shell is provided with a height adjusting nut for adjusting the height of the strip-shaped shell and the assembly of the door and the window.
Further, the outer edge of the pulley main body is in an inward concave arc shape, and the diameter of the pulley main body is larger than the width of the connecting piece.
Furthermore, two L-shaped folding areas which are matched with the connecting piece to strengthen the bearing capacity are arranged on the connecting piece.
Further, the annular abutting piece comprises an annular seat which is annularly arranged on the limiting bulge and coaxial with the limiting bulge, and a plurality of rotating balls which are arranged on the annular seat;
the rotating ball is matched with the inner wall of the limit groove to tightly rotate.
The utility model has the following technical effects and advantages:
the pulley of the sliding door and window is characterized in that the inner side and the outer side of a pulley main body are respectively butted with limit protrusions on the inner side of a connecting piece through limit grooves, the pulley main body is propped and limited between the two connecting pieces through annular propping pieces on the limit protrusions, after the pulley main body is assembled with a door and window through a strip-shaped shell, the pulley main body is in matched contact with a guide rail and is matched and propped against the inner side and the outer side of the pulley main body through the annular propping pieces, the pulley main body is matched and supported to improve deformation resistance of the pulley main body, and when the pulley main body is matched with sliding movement of a door and window in a rotating mode, the pulley main body is matched and rotates along with the rotation of the pulley main body in a rotating mode in a propping process, so that the effect of keeping the movement stability of the door and window through the pulley main body is achieved;
the annular abutting piece abuts against the limiting groove on the inner side of the pulley main body through the annular seat matched rotating ball, the annular seat is abutted against the limiting groove on the inner side of the pulley main body, the pulley main body is matched to support, the pulley main body is kept to move in a matched mode of being clamped and supported through the annular seat, and the sliding movement stability of the pulley matched with the door and the window is further improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the assembly structure of the pulley and the connecting member of the present utility model;
FIG. 3 is a schematic view of the inside structure of the connector of the present utility model;
FIG. 4 is a schematic view of the pulley of the present utility model;
fig. 5 is a schematic side view of the connector of the present utility model.
In the figure: 1. a pulley body; 2. a strip-shaped housing; 3. a mounting groove; 4. a limit groove; 5. a shaft hole; 6. a connecting piece; 7. a limit protrusion; 8. an annular abutting member; 9. a fixing bolt; 10. a locking bolt; 11. a height adjusting nut; 12. an L-shaped folding region; 13. an annular seat; 14. the ball is rotated.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a sliding door and window pulley as shown in figures 1-5, which comprises two pulley main bodies 1 and a strip-shaped shell 2 matched with the two pulley main bodies 1 and assembled with a door and window, wherein locking bolts 10 assembled with the door and window are respectively arranged at two ends of the strip-shaped shell 2, and a height adjusting nut 11 for adjusting the height of the strip-shaped shell 2 and the door and window is arranged at one end of the strip-shaped shell 2;
the strip-shaped shell 2 is provided with a mounting groove 3 matched with the pulley main body 1 for assembly;
the inner sides and the outer sides of the two pulley main bodies 1 are respectively provided with a limiting groove 4, the centers of the limiting grooves 4 and the shaft hole 5 on the pulley main bodies 1 are respectively connected with a connecting piece 6 through a pulley fixing pin penetrating through the shaft hole 5 on the left side and the right side of the two pulley main bodies 1, the outer edges of the pulley main bodies 1 are in an inward concave arc shape, and the diameter of the pulley main bodies 1 is larger than the width of the connecting piece 6;
the two ends of the connecting piece 6 are respectively provided with a limiting bulge 7 corresponding to the limiting groove 4, the inner side of the limiting bulge 7 is propped and supported with the limiting groove 4 on the outer side of the pulley main body 1 through an annular propping piece 8, the annular propping piece 8 comprises an annular seat 13 which is annularly arranged on the limiting bulge 7 and is coaxial with the limiting bulge 7, and a plurality of rotating balls 14 which are arranged on the annular seat 13, the rotating balls 14 are matched and propped and rotated with the inner wall of the limiting groove 4, the annular propping piece 8 is matched and rotated with the rotating balls 14 through the annular seat 13 and propped and tightly matched with the limiting groove 4 on the inner side of the pulley main body 1, the annular seat 13 is propped and tightly matched with the limiting groove 4 on the inner side of the pulley main body 1, the pulley main body 1 is kept to move in a matched and door window under the state of being clamped and supported through the annular seat 13, and the stability of the pulley main body 1 matched with the door window push-pull movement is further improved;
the pulley body 1 is clamped into the mounting groove 3 through the connecting piece 6, the bottom surface of the pulley body 1 protrudes out of the opening of the mounting groove 3, and the middle part of the connecting piece 6 penetrates through the strip-shaped shell 2 through the fixing bolt 9 and is fixed with the strip-shaped shell 2.
As shown in fig. 5, two L-shaped folding areas 12 which are matched with the connecting piece 6 to strengthen the bearing capacity are arranged on the connecting piece 6, and the L-shaped folding areas 12 are used for increasing the deformation resistance of the connecting piece 6 after the connecting piece 6 bears the pulley main body 1 through the folding angle;
the pulley for the sliding door and window is characterized in that the inner side and the outer side of a pulley main body 1 are respectively butted with a limiting protrusion 7 on the inner side of a connecting piece 6 through a limiting groove 4, the pulley main body 1 is tightly propped and limited between the two connecting pieces 6 through an annular propping piece 8 on the limiting protrusion 7, after the pulley main body 1 is assembled with a door and window through a strip-shaped shell 2, the pulley main body 1 is in matched contact with a guide rail and is tightly matched and propped against the inner side and the outer side of the pulley main body 1 through an annular propping piece 8, the pulley main body 1 is matched and supported, the deformation stress resistance of the pulley main body 1 is improved, and when the pulley main body 1 is in sliding movement in a rotating fit manner, the pulley main body 1 is matched and rotated along with the rotation of the pulley main body 1 through the annular propping piece 8, so that the pulley main body 1 is in a rotating fit manner in a propping process, and the effect of keeping the stability of the movement of the pulley main body 1 is achieved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a sliding door pulley, includes two pulley main parts (1) and cooperates bar shell (2) of two pulley main parts (1) and door and window assembly, its characterized in that:
the strip-shaped shell (2) is provided with a mounting groove (3) matched with the pulley main body (1) for assembly;
limiting grooves (4) are respectively formed in the inner side and the outer side of the two pulley main bodies (1), the centers of the limiting grooves (4) are coaxial with a shaft hole (5) in the pulley main bodies (1), and the left side and the right side of the two pulley main bodies (1) are respectively connected with a connecting piece (6) through the pulley fixing pins and penetrate through the shaft hole (5);
two ends of the connecting piece (6) are respectively provided with a limiting bulge (7) corresponding to the limiting groove (4), and the inner side of the limiting bulge (7) is propped and supported with the limiting groove (4) on the outer side of the pulley main body (1) through an annular propping piece (8);
the pulley main body (1) is clamped into the mounting groove (3) through the connecting piece (6), and the middle part of the connecting piece (6) penetrates through the strip-shaped shell (2) through the fixing bolt (9) and is fixed with the strip-shaped shell (2).
2. A sliding door and window pulley according to claim 1, wherein: and locking bolts (10) assembled with the doors and windows are respectively arranged at two ends of the strip-shaped shell (2).
3. A sliding door and window pulley according to claim 2, wherein: one end of the strip-shaped shell (2) is provided with a height adjusting nut (11) for adjusting the height of the strip-shaped shell (2) and the assembly of the door and the window.
4. A sliding door and window pulley according to claim 1, wherein: the outer edge of the pulley main body (1) is in an inward concave arc shape, and the diameter of the pulley main body (1) is larger than the width of the connecting piece (6).
5. A sliding door and window pulley according to claim 4, wherein: the connecting piece (6) is provided with two L-shaped folding areas (12) which are matched with the connecting piece (6) to strengthen bearing capacity.
6. A sliding door and window pulley according to claim 1, wherein: the annular abutting piece (8) comprises an annular seat (13) which is annularly arranged on the limiting bulge (7) and coaxial with the limiting bulge (7), and a plurality of rotating balls (14) which are arranged on the annular seat (13);
the rotating ball (14) is matched with the inner wall of the limit groove (4) to tightly rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702808.5U CN220203688U (en) | 2023-07-01 | 2023-07-01 | Pulley for sliding door and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702808.5U CN220203688U (en) | 2023-07-01 | 2023-07-01 | Pulley for sliding door and window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220203688U true CN220203688U (en) | 2023-12-19 |
Family
ID=89143318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321702808.5U Active CN220203688U (en) | 2023-07-01 | 2023-07-01 | Pulley for sliding door and window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220203688U (en) |
-
2023
- 2023-07-01 CN CN202321702808.5U patent/CN220203688U/en active Active
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