A quiet sliding window curtain rail mechanism

By designing support blocks, sound insulation cotton, and roller structures on the curtain track, the problems of high noise and friction during use are solved, achieving a quiet and smooth sliding effect, and improving user comfort and durability.

CN224369542UActive Publication Date: 2026-06-19SHANGHAI CAISI SMART HOME CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI CAISI SMART HOME CO LTD
Filing Date
2025-07-09
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

Existing curtain tracks are noisy and have high friction when opening or closing, which affects comfort and increases the difficulty of use.

Method used

A silent sliding curtain track mechanism was designed, which adopts a structure of support blocks, sound insulation cotton, protrusions and multiple rollers. It is sealed by a sealing cover, the support blocks prevent deformation, the sound insulation cotton reduces noise, and the rollers move between the protrusions to reduce friction and maintain stability.

Benefits of technology

It achieves a silent effect, reduces noise levels, improves smoothness and stability of sliding, and enhances the user experience and durability of the curtains.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224369542U_ABST
    Figure CN224369542U_ABST
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Abstract

This utility model relates to the field of curtain tracks and discloses a silent sliding curtain track mechanism, including a track body, two sealing covers, and a suspension mechanism. A support block is fixedly installed on the upper inner side of the track body, and protrusions are provided on both sides of the inner wall at the lower inner side of the track body. Sound-insulating cotton is provided on the inner wall at the lower inner side of the track body. The suspension mechanism includes a movable block, a hanging ring fixedly installed at the lower end of the movable block, and a fixed post fixedly installed on the upper inner side of the movable block. First rollers are rotatably mounted on both sides of the fixed post, second rollers are rotatably mounted on both sides of the outer end of the fixed post, and third rollers are rotatably mounted on both sides of the outer end of the fixed post. In this utility model, during movement, the first roller reduces friction and improves sliding smoothness, while the second roller can move between the two protrusions, effectively ensuring that the second roller does not deviate from the track.
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Description

Technical Field

[0001] This utility model relates to the field of curtain tracks, and in particular to a silent sliding curtain track mechanism. Background Technology

[0002] A curtain track is a rigid track used for hanging and sliding curtains. It is typically made of metal, plastic, or wood and can be installed on the ceiling or wall. Curtains are connected to the track via hooks or pulleys, allowing users to easily open or close them. Its design enables curtains to slide smoothly, making opening and closing easy and effortless.

[0003] Existing technology (publication number: CN220713623U) discloses "This utility model provides a silent curtain track, including: a floating track, a sealing component, and multiple beads. The floating track has openings at both ends, and an opening groove at the bottom of the floating track to allow the beads to pass through. The two side walls of the floating track are inclined inwards. Each bead includes a hanging part and a hook part. The hanging part is fixedly connected to the top of the hook part, and the two ends of the hanging part are inclined downwards, abutting against the inner side wall of the floating track. The hook part passes through the opening groove, and a hanging hole is provided at the bottom of the hook part. The sealing component is detachably connected to both ends of the floating track. This utility model, through the cooperation of the floating track and the beads, and the inclined side walls of the floating track, allows the hanging part of the beads to be suspended in the middle of the floating track, greatly reducing the contact area compared to traditional rollers, thereby achieving a silent effect. Furthermore, the overall structure is simple and the manufacturing cost is low."

[0004] In the process of developing this application, the inventors discovered the following problems with the existing technology: the existing curtain tracks are noisy when opening or closing the curtains, affecting the comfort and quietness of the environment; moreover, the friction is large during movement, resulting in less smooth operation, easy damage to the track and curtains, and increased difficulty of use.

[0005] Therefore, those skilled in the art have provided a silent sliding curtain track mechanism to solve the problems mentioned in the background art. Utility Model Content

[0006] The purpose of this invention is to address the shortcomings of existing technologies by proposing a silent sliding curtain track mechanism. In this invention, during movement, the first roller reduces friction and improves sliding smoothness, while the second roller can move between the two protrusions, effectively ensuring that the second roller does not deviate from the track.

[0007] To achieve the above objectives, the present invention provides the following technical solution:

[0008] A silent sliding curtain track mechanism includes a track body, two sealing covers and a suspension mechanism. A support block is fixedly installed on the upper inner side of the track body, and protrusions are provided on both sides of the inner wall at the lower inner side of the track body. Sound insulation cotton is provided on the inner wall at the lower inner side of the track body.

[0009] The suspension mechanism includes a movable block, a hanging ring is fixedly installed at the lower end of the movable block, a fixed post is fixedly installed at the upper end of the inner side of the movable block, a first roller is rotatably installed on both sides of the fixed post, a second roller is rotatably sleeved on both sides of the outer end of the fixed post, and a third roller is rotatably sleeved on both sides of the outer end of the fixed post.

[0010] Furthermore, the two sealing caps are fitted onto the front and rear sides of the track body, and the plurality of protrusions are located at the lower end of the support block.

[0011] Furthermore, the movable block is movably disposed at the inner end of the track body, and the two second rollers are rotatably disposed between the inner end of the track body and the protrusion.

[0012] Furthermore, the two No. 1 rollers are in contact with the inner walls of the track body on both sides, and the two No. 3 rollers are located between each pair of the multiple protrusions.

[0013] Furthermore, the hanging ring is movably disposed at the lower end of the track body, and the movable block is in contact with the sound insulation cotton.

[0014] Furthermore, the lower end of the support block is triangular.

[0015] This utility model has the following beneficial effects:

[0016] 1. This utility model proposes a silent sliding curtain track mechanism. After the suspension mechanism is installed into the track body, a sealing cap is inserted into the front and rear sides of the track to achieve a seal, effectively preventing the suspension mechanism from detaching from the track body. The lower end of the support block is triangular, which helps prevent deformation of the track body. At the same time, the sound insulation cotton can significantly reduce the noise generated by the suspension mechanism during movement.

[0017] 2. The silent sliding curtain track mechanism proposed in this utility model allows the movable block to be pushed into the track body during installation. Roller No. 3 can move freely between the track body and the protrusions, which prevent the position of Roller No. 3 from shifting. Roller No. 2 can move between the two protrusions. Because it is embedded between the two protrusions, it can effectively ensure that Roller No. 2 will not deviate from the track. At the same time, when the movable block moves in the track, Roller No. 1 can reduce friction and improve the smoothness of sliding, thereby ensuring the stability and flexibility of the movable block. Attached Figure Description

[0018] Figure 1This is an isometric schematic diagram of the track body and sealing cover of this utility model;

[0019] Figure 2 This is an isometric schematic diagram of the track body, support block, sound insulation cotton, and protrusion of this utility model;

[0020] Figure 3 This is a cross-sectional schematic diagram of the track body, support block, sound insulation cotton, and suspension mechanism of this utility model;

[0021] Figure 4 This is an internal isometric schematic diagram of the track body of this utility model;

[0022] Figure 5 This is an isometric schematic diagram of the suspension mechanism of this utility model;

[0023] Figure 6 This is an isometric schematic diagram of the movable block, roller number one, roller number two, and roller number three of this utility model.

[0024] Legend:

[0025] 1. Track body; 2. Sealing cover; 3. Support block; 4. Sound insulation cotton; 5. Protrusion; 6. Suspension mechanism; 601. Movable block; 602. Fixed column; 603. Roller No. 1; 604. Roller No. 2; 605. Roller No. 3; 606. Hanging ring. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Reference Figures 1-4 One embodiment provided by this utility model:

[0028] A silent sliding curtain track mechanism includes a track body 1, two sealing covers 2 and a hanging mechanism 6. A support block 3 is fixedly installed on the upper inner side of the track body 1. Both sides of the inner wall of the lower inner side of the track body 1 are provided with protrusions 5. Sound insulation cotton 4 is provided on the inner wall of the lower inner side of the track body 1. The two sealing covers 2 are fitted on the front and rear sides of the track body 1. Multiple protrusions 5 are located at the lower end of the support block 3.

[0029] Specifically, the track body 1 is installed on the ceiling. After the suspension mechanism 6 is installed inside the track body 1, the sealing cap 2 is inserted into the front and rear ends of the track body 1 to seal the track body 1, preventing the suspension mechanism 6 from detaching from the track during operation, thereby ensuring the safety and stability of the suspension system.

[0030] Since the lower end of the support block 3 is triangular, it can effectively distribute the force and prevent the track body 1 from deforming due to uneven force during use, thus ensuring the structural stability of the track.

[0031] The sound insulation cotton 4 of the track body 1 can absorb and reduce the vibration and noise generated by the movement of the suspension mechanism 6, significantly reducing the noise level during operation and providing users with a quiet and comfortable environment.

[0032] Reference Figure 5 , Figure 6 The suspension mechanism 6 includes a movable block 601. A hanging ring 606 is fixedly installed at the lower end of the movable block 601. A fixed post 602 is fixedly installed on the upper inner side of the movable block 601. First rollers 603 are rotatably installed on both sides of the fixed post 602. Second rollers 604 are rotatably sleeved on both sides of the outer end of the fixed post 602. Third rollers 605 are rotatably sleeved on both sides of the outer end of the fixed post 602. The movable block 601 is movably installed at the inner end of the track body 1. The two second rollers 604 are rotatably installed between the inner end of the track body 1 and the protrusions 5. The two first rollers 603 are in contact with both sides of the inner wall of the track body 1. The two third rollers 605 are located between each pair of protrusions 5. The hanging ring 606 is movably installed at the lower end of the track body 1. The movable block 601 is in contact with the sound insulation cotton 4. The lower end of the support block 3 is triangular.

[0033] Specifically, when installing the movable block 601, it is first pushed into the track body 1 to ensure the stability of the entire structure. The third roller 605 can slide freely between the track body 1 and the protrusion 5. The design of the protrusion 5 plays a role in restricting the movement of the third roller 605, preventing it from deviating from the predetermined track position, and achieving smooth operation.

[0034] The second roller 604 is embedded between the two protrusions 5 and can move flexibly between the two protrusions 5, ensuring that the second roller 604 always stays on the correct track path and avoids deviation, thereby improving the stability of the entire sliding system.

[0035] Meanwhile, the first roller 603 in the contact part with the track inside the movable block 601 plays a role in reducing friction, making the movable block 601 move more smoothly in the track, reducing energy consumption and noise, and achieving a smooth and quiet sliding process.

[0036] The hanging ring 606 is used to hang the curtain hooks and securely connect the curtain to the movable block 601, making the entire curtain system easy to open, close and adjust. The operation is simple and smooth, greatly improving the user experience and durability of the curtains.

[0037] Working principle: After the suspension mechanism 6 is installed inside the track body 1, the sealing cover 2 is inserted into the front and rear ends of the track body 1 to seal the track body 1, preventing the suspension mechanism 6 from detaching from the track during operation. The sound insulation cotton 4 of the track body 1 can absorb and reduce the vibration and noise generated by the movement of the suspension mechanism 6, significantly reducing the noise level during operation.

[0038] Secondly, when installing the movable block 601, it is first pushed into the track body 1. At this time, the third roller 605 can slide freely between the track body 1 and the protrusion 5. The protrusion 5 plays a role in guiding and restricting the movement of the third roller 605 to prevent deviation from the predetermined track path. The second roller 604 is embedded between the two protrusions 5 and can move flexibly between the two protrusions 5 to ensure that it always stays in the correct track position. At the same time, the first roller 603 plays a role in reducing friction in the part of the movable block 601 that contacts the track, making the movable block 601 move more smoothly in the track.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A silent sliding window curtain track mechanism comprising a track body (1), two sealing covers (2) and a suspension mechanism (6), characterized in that: A support block (3) is fixedly installed on the upper inner side of the track body (1), and protrusions (5) are provided on both sides of the inner wall of the lower inner side of the track body (1). Sound insulation cotton (4) is provided on the inner wall of the lower inner side of the track body (1). The suspension mechanism (6) includes a movable block (601), a hanging ring (606) is fixedly provided at the lower end of the movable block (601), a fixed post (602) is fixedly provided at the upper end of the inner side of the movable block (601), a first roller (603) is rotatably provided on both sides of the fixed post (602), a second roller (604) is rotatably sleeved on both sides of the outer end of the fixed post (602), and a third roller (605) is rotatably sleeved on both sides of the outer end of the fixed post (602).

2. A quiet sliding window curtain track mechanism according to claim 1, characterized in that: Two sealing caps (2) are fitted on the front and rear sides of the track body (1), and multiple protrusions (5) are located at the lower end of the support block (3).

3. A quiet sliding window curtain track mechanism according to claim 1, characterized in that: The movable block (601) is movably disposed at the inner end of the track body (1), and the two second rollers (604) are rotatably disposed between the inner end of the track body (1) and the protrusion (5).

4. A quiet sliding window curtain track mechanism according to claim 1, characterized in that: The two first rollers (603) are in contact with the inner walls of the track body (1) on both sides, and the two third rollers (605) are located between each pair of the multiple protrusions (5).

5. A quiet sliding window curtain track mechanism according to claim 1, characterized in that: The hanging ring (606) is movably disposed at the lower end of the track body (1), and the movable block (601) is in contact with the sound insulation cotton (4).

6. A quiet sliding window curtain track mechanism according to claim 1, characterized in that: The lower end of the support block (3) is triangular.