Rail profile for sliding door and window

By setting bottom support rails and upper limit rails on the fixed profiles of sliding doors and windows, and opening grooves on the outer periphery of the pulleys, the problems of pulley derailment and structural complexity are solved, thereby improving stability and safety, facilitating installation, and extending service life.

CN223805991UActive Publication Date: 2026-01-16LANGFANG PIDI SHIJIA DOORS & WINDOWS CO LTD
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Patent Information

Application Number
CN202423160848.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Priority Date
2024-06-26
Filing Date
2024-12-20
Publication Date
2026-01-16
Estimated Expiration
2034-12-20

AI Technical Summary

Technical Problem

Existing sliding door and window pulleys are prone to derailment, have complex structures, are inconvenient to install, have short service lives, and lack stability.

Method used

A bottom support rail and an upper limit rail are respectively installed on one side of the fixed profile, and a groove is opened on the outer periphery of the pulley to stably set the pulley between the bottom support rail and the upper limit rail, simplifying the connection method between the pulley and the rail.

Benefits of technology

It improves the stability and safety of sliding doors and windows, simplifies the structure, facilitates production and installation, extends service life, reduces noise, and increases the service life of pulleys and tracks.

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Abstract

The utility model provides a track section bar for sliding doors and windows, which comprises a fixed section bar and a door leaf section bar, one side face of the fixed section bar is respectively provided with a bottom support track bar and an upper limit track bar in an extending mode, one side of the door leaf section bar is connected with a pulley through a rotating shaft, the door leaf section bar is provided with an upper hanging track bar in an extending mode, and the periphery of the pulley is provided with a sliding groove. According to the utility model, the collet track strip and the upper limiting track strip are respectively arranged on one side surface of the fixed section bar in an extending manner, and the sliding grooves matched with the track strips are formed in the periphery of the pulley, so that the pulley is arranged between the collet track strip and the upper hanging track strip; by means of the structure, it is ensured that the pulley can be stably arranged between the bottom support rail strip and the upper hanging rail strip in the moving process, the pulley can be effectively prevented from derailing, and therefore the stability and safety of the sliding door and window in the using process are improved, the pulley operates more stably in the rail, noise is reduced when the sliding door and window is used, and the sliding door and window is more stable in use. And the operation is smoother.
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Description

TECHNICAL FIELD

[0001] The utility model relates to sliding door and window section bar technical field, concretely relates to a sliding door and window track section bar. BACKGROUND

[0002] In the field of building doors and windows, sliding doors and windows are widely used due to their space-saving and convenient use. The traditional sliding door and window usually comprises a fixed section bar and a door leaf section bar, wherein the fixed section bar is installed on the wall or the window frame, and the door leaf section bar is connected with the fixed section bar through a pulley to realize the sliding movement of the door leaf. However, the existing sliding door and window has some problems in use, such as easy derailment of the pulley, complex structure, inconvenient installation, short service life, and poor stability. SUMMARY

[0003] The utility model aims at providing a sliding door and window track section bar to solve the problems of the existing sliding door and window in use, such as easy derailment of the pulley, complex structure, inconvenient installation, short service life, and poor stability.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0005] A sliding door and window track section bar is provided, comprising a fixed section bar and a door leaf section bar arranged on one side of the fixed section bar. One side of the fixed section bar is extended with a bottom supporting track strip and an upper limiting track strip. The bottom supporting track strip and the upper limiting track strip are arranged oppositely. The door leaf section bar is connected with a pulley through a rotating shaft on one side of the fixed section bar. A sliding groove is formed on the outer periphery of the pulley to cooperate with the bottom supporting track strip and the upper limiting track strip, so that the pulley is arranged between the bottom supporting track strip and the upper limiting track strip.

[0006] Preferably, the door leaf section bar is extended with an upper hanging track strip on one side of the fixed section bar, and the pulley is arranged between the upper hanging track strip and the bottom supporting track strip.

[0007] Preferably, the door leaf section bar has an L-shaped structure.

[0008] A sliding door and window track section bar comprises a fixed section bar and a door leaf section bar arranged on one side of the fixed section bar. One side of the fixed section bar is connected with a pulley through a rotating shaft. The fixed section bar is extended with an upper limiting track strip above the pulley. The door leaf section bar is extended with an upper hanging track strip on one side of the fixed section bar. A sliding groove is formed on the outer periphery of the pulley to cooperate with the upper hanging track strip, so that the upper hanging track strip is hung between the upper limiting track strip and the pulley.

[0009] Preferably, the top end of the fixed profile is provided with a support plate on one side, and a clamping plate on the other side, and the fixed profile is buckled with an outer cover through the support plate and the clamping plate, the inner side of the outer cover is provided with a limiting portion corresponding to the support plate, and the inner side of the outer cover is connected with a buckle corresponding to the clamping plate, and the buckle is provided with a slope.

[0010] Preferably, the fixed profile is provided with a first door leaf connecting portion on the bottom of the opposite side, and a second door leaf connecting portion is provided on the bottom of the opposite side of the first door leaf connecting portion.

[0011] Preferably, the cross section of the bottom supporting rail and the upper limiting rail is semicircular structure.

[0012] Preferably, the door leaf profile is Z-shaped structure.

[0013] Compared with the prior art, the beneficial effects of the utility model lie in:

[0014] The utility model provides a rail profile for sliding door and window, bottom supporting rail and upper limiting rail are arranged on one side of fixed profile respectively, and the outer periphery of pulley is provided with sliding groove matched with the rail, which ensures that the pulley can be stably arranged between the bottom supporting rail and the upper limiting rail during movement. This structure can effectively prevent the pulley from derailing, thereby improving the stability and safety of the sliding door and window during use; by simplifying the connection mode of the pulley and the rail, the number of parts is reduced, and the structure of the whole sliding door and window is more simple. This not only facilitates production and installation, but also facilitates future maintenance and repair; through structure simplification, the process of installing the sliding door and window becomes more fast and convenient. At the same time, the simplified structure is also easier to maintain daily and replace as necessary, prolonging the service life of the sliding door and window; by optimizing the cooperation of the pulley and the rail, the wear is reduced, and the service life of the pulley and the rail is improved. In addition, reducing the possibility of derailing also helps to avoid maintenance or replacement due to accidental damage, further prolonging the overall service life of the sliding door and window; since the pulley runs more smoothly in the rail, the noise of the sliding door and window during use will be reduced, and the operation will be smoother. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0016] Figure 1 Structure diagram of the embodiment one of the utility model;

[0017] Figure 2 Structure diagram of the embodiment two of the utility model;

[0018] Figure 3 Structure diagram of the embodiment three of the utility model;

[0019] Figure 4 The utility model discloses a perspective view;

[0020] In the drawing: 1, fixed section bar; 2, door leaf section bar; 3, bottom support track strip; 4, upper limit track strip; 5, pulley; 6, pivot; 7, upper hanging track strip; 8, outer cover; 9, support plate; 10, clamping plate; 11, limiting portion; 12, buckle; 13, first door leaf connecting portion; 14, second door leaf connecting portion; 15, sliding groove. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0022] In the description of the utility model, it is understood that the orientation or position relation indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relation based on the drawing shown, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0023] In addition, the terms "first", "second" are only for the description purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features.

[0024] The utility model discloses a track section bar for sliding door and window. Figures 1 to 4 The utility model discloses a track section bar for sliding door and window.

[0025] Embodiment one:

[0026] As Figure 1As shown, the present invention provides a sliding door and window track profile, including a fixed profile 1 and a door leaf profile 2 disposed on one side of the fixed profile 1. A bottom support track 3 and an upper limit track 4 are respectively extended from one side of the fixed profile 1. The bottom support track 3 and the upper limit track 4 are arranged opposite to each other. The door leaf profile 2 is located on one side of the fixed profile 1 and is connected to a pulley 5 through a pivot 6. The outer periphery of the pulley 5 is provided with a groove 15 that cooperates with the bottom support track 3 and the upper limit track 4, so that the pulley 5 is disposed between the bottom support track 3 and the upper limit track 4.

[0027] Preferably, the door leaf profile 2 has an L-shaped structure.

[0028] Preferably, a support plate 9 extends from one side of the top of the fixed profile 1, and a clamping plate 10 extends from the other side of the fixed profile 1. The fixed profile 1 is fastened to the clamping plate 10 via the support plate 9 and the clamping plate 10 with an outer cover 8. A limiting part 11 extends from the inner side of the outer cover 8 corresponding to the support plate 9. A buckle 12 is connected to the inner side of the outer cover 8 corresponding to the clamping plate 10. The buckle 12 is provided with a slope.

[0029] Preferably, the fixed profile 1 is provided with a first door leaf connecting part 13 extending from the bottom of the opposite side of the door leaf profile 2, and the bottom of the door leaf profile 2 is provided with a second door leaf connecting part 14 extending from the opposite side of the first door leaf connecting part 13.

[0030] Preferably, the cross-sections of the bottom support track 3, the upper limit track 4, and the upper hanging track 7 are all semi-circular.

[0031] Example 2:

[0032] like Figure 2 As shown, the present invention provides a sliding door and window track profile, including a fixed profile and a door leaf profile disposed on one side of the fixed profile. One side of the fixed profile 1 is connected to a pulley 5 via a pivot 6. An upper limit track bar 4 extends above the pulley 5 on the fixed profile 1. An upper hanging track bar 7 extends on one side of the fixed profile 1. A groove 15 is provided on the outer periphery of the pulley 5 to cooperate with the upper hanging track bar 7, so that the upper hanging track bar 7 is hung between the upper limit track bar 4 and the pulley 5.

[0033] Preferably, a support plate 9 extends from one side of the top of the fixed profile 1, and a clamping plate 10 extends from the other side of the fixed profile 1. The fixed profile 1 is fastened to the clamping plate 10 via the support plate 9 and the clamping plate 10 with an outer cover 8. A limiting part 11 extends from the inner side of the outer cover 8 corresponding to the support plate 9. A buckle 12 is connected to the inner side of the outer cover 8 corresponding to the clamping plate 10. The buckle 12 is provided with a slope.

[0034] Preferably, the fixed profile 1 is provided with a first door leaf connecting part 13 at the bottom of the side opposite to the door leaf profile 2, and the bottom of the door leaf profile 2 is provided with a second door leaf connecting part 14 at the side opposite to the first door leaf connecting part 13.

[0035] Preferably, the cross sections of the bottom supporting track 3, the upper limiting track 4 and the upper hanging track 7 are all semicircular structures.

[0036] Preferably, the door leaf profile 2 is in a Z-shaped structure.

[0037] Embodiment three:

[0038] As shown in Figure 3 The utility model provides a track profile for sliding door and window, including fixed profile 1 and the door leaf profile 2 of being located in the one side of fixed profile 1, the side surface of fixed profile 1 is provided with bottom supporting track 3 and upper limiting track 4 respectively, and bottom supporting track 3 and upper limiting track 4 are opposite to each other, and the door leaf profile 2 is connected with pulley 5 through pivot 6 at the side of fixed profile 1, and the door leaf profile 2 is provided with upper hanging track 7 at the side of fixed profile 1, and the outer periphery of pulley 5 is provided with sliding groove 15 matched with bottom supporting track 3 and upper hanging track 7, so that pulley 5 is arranged between bottom supporting track 3 and upper hanging track 7.

[0039] Preferably, the top side of the fixed profile 1 is provided with a supporting plate 9, the other side of the fixed profile 1 is provided with a clamping plate 10, the fixed profile 1 is buckled with an outer cover 8 through the supporting plate 9 and the clamping plate 10, the inner side of the outer cover 8 is provided with a limiting part 11 corresponding to the supporting plate 9, the inner side of the outer cover 8 is connected with a buckle 12 corresponding to the clamping plate 10, and the buckle 12 is provided with a slope.

[0040] Preferably, the fixed profile 1 is provided with a first door leaf connecting part 13 at the bottom of the side opposite to the door leaf profile 2, and the bottom of the door leaf profile 2 is provided with a second door leaf connecting part 14 at the side opposite to the first door leaf connecting part 13.

[0041] Preferably, the cross sections of the bottom supporting track 3, the upper limiting track 4 and the upper hanging track 7 are all semicircular structures.

[0042] The utility model provides a kind of track profile for sliding door and window, by extending and setting bottom support track strip 3 and upper limit track strip 4 respectively in the one side surface of fixed profile 1, and the outer periphery of pulley 5 is provided with the sliding groove 15 matched with these track strips, ensure that pulley 5 can be stably arranged between bottom support track strip 3 and upper limit track strip 4 in movement process.This structure can effectively prevent pulley 5 derail, so as to improve the stability and security of sliding door and window in use process;By simplifying the connecting mode of pulley 5 and track, the number of parts is reduced, so that the structure of entire sliding door and window is more simple and concise.This not only facilitates production and installation, also facilitates future maintenance and repair;Through structural simplification, the process of installing sliding door and window becomes more quickly and conveniently.At the same time, the structure after simplification is also easier to carry out routine maintenance and necessary replacement work, prolongs the service life of sliding door and window;By optimizing the cooperation of pulley 5 and track, wear is reduced, and the service life of pulley 5 and track is improved.In addition, reducing the possibility of derailment also helps to avoid repair or replacement due to accidental damage, further prolongs the overall service life of sliding door and window;Since the operation of pulley 5 in track is more stable, the noise of sliding door and window when using will be reduced, and operation is more smooth.

[0043] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation using the content of the utility model specification, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A track profile for a sliding door and window, comprising a fixed profile and a door leaf profile provided on one side of the fixed profile, characterized in that, The side of the fixed profile is respectively provided with a bottom supporting rail and an upper limiting rail, the bottom supporting rail and the upper limiting rail are oppositely arranged, the door leaf profile is connected with a pulley through a rotating shaft on one side of the fixed profile, and a sliding groove is formed in the outer periphery of the pulley and matched with the bottom supporting rail and the upper limiting rail, so that the pulley is arranged between the bottom supporting rail and the upper limiting rail.

2. A track profile for sliding door and window applications according to claim 1, characterized in that, The door leaf profile is provided with an upper hanging rail on one side of the fixed profile, and the pulley is arranged between the upper hanging rail and the bottom supporting rail.

3. A track profile for sliding door and window applications according to claim 1, characterized in that, The door leaf profile has an L-shaped structure.

4. A track profile for a sliding door and window comprising a fixed profile and a door leaf profile provided on one side of the fixed profile, characterized in that, The side of the fixed profile is connected with a pulley through a rotating shaft, the fixed profile is provided with an upper limiting rail above the pulley, the door leaf profile is provided with an upper hanging rail on one side of the fixed profile, and a sliding groove is formed in the outer periphery of the pulley and matched with the upper hanging rail, so that the upper hanging rail is hung between the upper limiting rail and the pulley.

5. A track profile for sliding door and window according to claim 1 or 4, characterized in that, The top end of the fixed profile is provided with a supporting plate on one side, the other side of the fixed profile is provided with a clamping plate, the fixed profile is buckled with an outer cover through the supporting plate and the clamping plate, a limiting portion is formed in the inner side of the outer cover and corresponds to the supporting plate, a buckle is connected to the inner side of the outer cover and corresponds to the clamping plate, and the buckle is provided with a slope.

6. A track profile for sliding door and window according to claim 1 or 4, characterized in that, The fixed profile is provided with a first door leaf connecting portion on the bottom of the opposite side of the door leaf profile, and the bottom of the door leaf profile is provided with a second door leaf connecting portion on the opposite side of the first door leaf connecting portion.

7. A track profile for sliding door and window applications according to claim 1 or 4, characterized in that, The cross sections of the bottom supporting rail and the upper limiting rail are both semicircular structures.

8. A track profile for sliding door and window applications according to claim 2 or 4, characterized in that, The door leaf profile has a Z-shaped structure.