Lower profile assembly of window frame

Abstract

The utility model discloses a lower section bar assembly of a window frame, which comprises a lower section bar and a waterproof element arranged on the outdoor side, the waterproof element comprises a connecting part and a waterproof part, the waterproof part is arranged above the connecting part, the connecting part is used for fixedly connecting a ground wall, and a drainage channel is arranged between the connecting part and the waterproof part; a cavity is formed in the lower section bar, a drainage cavity is formed in the portion, below the cavity, of the lower section bar, the drainage cavity is communicated with the cavity, the side, facing the outdoor space, of the drainage cavity is provided with an opening, the end, facing the indoor space, of the waterproof component is provided with a sealing piece, the sealing piece is arranged at the opening of the drainage cavity, and the upper wall face of the sealing piece is attached to the inner top face of the drainage cavity. A drainage space is arranged between the lower wall face of the sealing piece and the inner bottom face of the drainage cavity, and the drainage space communicates with the drainage cavity and the drainage channel. Rainwater can be prevented from permeating between the ground wall body and the lower section bar through the waterproof component. Meanwhile, the drainage channel in the waterproof element is communicated with the interior of the lower profile, and when rainwater accumulates in the lower profile, water flow is drained to the outside from the drainage channel. Therefore, the waterproof and drainage functions are realized, and the use requirements are met.

Description

Technical Field

[0001] The utility model relates to a lower profile component of a window frame. Background Art

[0002] Prior art, such as Chinese utility model patent document with publication number CN220185002U, discloses a window frame profile assembly with waterproof function, comprising a profile assembly whose lower end face is in contact with a wall, and a first waterproof aluminum member and a second waterproof aluminum member are respectively provided on the front and rear sides of the profile assembly; the front side of the first waterproof aluminum member is provided with a first guide portion which is bent downward and extended to the front side of the wall, and the rear side of the first waterproof aluminum member is provided with a first connecting member which extends to the rear side and is connected and fixed to the profile assembly; the rear side of the second waterproof aluminum member is provided with a limiting portion which is bent downward and extended to the rear side of the wall, and the front side of the second waterproof aluminum member is provided with a second connecting member which extends to the front side and is connected and fixed to the profile assembly; the upper end face of the first waterproof aluminum member is an inclined surface, and the inclined surface is arranged to gradually tilt downward from the back to the front.

[0003] In the prior art, the first waterproof aluminum part is provided to prevent rainwater from penetrating between the profile and the ground wall, but it is not possible to drain rainwater that has penetrated into the lower profile. During use, rainwater may penetrate into the lower profile of the window frame due to various factors, such as gaps between the glass and the profile due to poor gluing or aging of the glue strip, which may cause rainwater to penetrate into the cavity of the lower profile, resulting in residual rainwater inside the lower profile. Further improvements are needed. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a window frame lower profile component which can prevent rainwater from penetrating between the profile and the ground wall and can drain rainwater inside the profile.

[0005] A lower profile assembly of a window frame designed for this purpose comprises a lower profile and a waterproof element arranged on an outdoor side, the waterproof element comprises a connecting component and a waterproof component, the waterproof component is arranged above the connecting component, the connecting component is used for fixed connection with a ground wall, and a drainage channel is arranged between the connecting component and the waterproof component;

[0006] A cavity is provided in the lower profile, a drainage cavity is provided on the lower profile below the cavity, the drainage cavity and the cavity are communicated with each other, the drainage cavity is opened toward the outside, a sealing member is provided at one end of the waterproof component toward the indoor, the sealing member is provided at the opening of the drainage cavity and the upper wall surface of the sealing member is in contact with the inner top surface of the drainage cavity, a drainage space is provided between the lower wall surface of the sealing member and the inner bottom surface of the drainage cavity, and the drainage space connects the drainage cavity and is connected with the drainage channel.

[0007] Preferably, the connecting component is extended toward one end of the room and toward one side of the room, and the lower end surface of the lower profile is in contact with the upper end surface of the connecting component;

[0008] The inner bottom surface of the drainage cavity is provided with a flow guiding extension portion extending toward the outdoor side, and the flow guiding extension portion extends into the drainage channel;

[0009] A first positioning sealing portion is provided on the lower profile below the drainage cavity, a second positioning sealing portion that cooperates with the first positioning sealing portion for sealing is provided on the connecting component, and the lower wall surface of the guide extension portion is in contact with the upper wall surface of the second positioning sealing portion.

[0010] Preferably, a first sealing strip is provided between the first positioning sealing portion and the second positioning sealing portion.

[0011] Preferably, a plurality of connecting ribs are provided between the connecting component and the waterproof component to connect with each other, and a first drainage groove is provided on the connecting rib.

[0012] Preferably, the waterproof component is provided with a waterproof flange extending downward at one end facing the outdoors.

[0013] Preferably, a second drainage groove is provided at the lower portion of the sealing element, and the drainage space is located in the second drainage groove.

[0014] Preferably, a connecting hole is provided between the drainage cavity and the cavity so as to communicate with each other.

[0015] Preferably, a sealant is applied at the intersection of the upper wall surface of the seal and the lower profile.

[0016] The utility model is provided with a waterproof element, which includes a connecting component and a waterproof component. The waterproof component is arranged above the connecting component, and the connecting component is used for fixed connection with the ground wall. A drainage channel is arranged between the connecting component and the waterproof component. The utility model can prevent rainwater from penetrating between the ground wall and the lower profile through the waterproof component. At the same time, the drainage channel inside the waterproof element is connected with the inside of the lower profile. When rainwater accumulates inside the lower profile, the water flows out from the drainage channel to the outside. The dual functions of waterproofing and drainage are realized to meet the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 3 It is a schematic diagram of the structure of the waterproof element in the utility model. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] See also Figure 1-Figure 3 A lower profile assembly of a window frame, comprising a lower profile 10 and a waterproof element 20 arranged on an outdoor side, wherein the waterproof element 20 comprises a connecting component 210 and a waterproof component 220, wherein the waterproof component 220 is arranged above the connecting component 210, and the connecting component 210 is used for fixed connection with a ground wall 40, and a drainage channel 200 is arranged between the connecting component 210 and the waterproof component 220;

[0022] A cavity 110 is provided in the lower profile 10, and a drainage cavity 120 is provided on the lower profile 10 below the cavity 110. The drainage cavity 120 and the cavity 110 are communicated with each other, and the drainage cavity 120 is opened toward the outdoor side. A sealing member 230 is provided at the indoor end of the waterproof component 220, and the sealing member 230 is provided at the opening of the drainage cavity 120 and the upper wall surface of the sealing member 230 is in contact with the inner top surface of the drainage cavity 120. A drainage space 251 is provided between the lower wall surface of the sealing member 230 and the inner bottom surface of the drainage cavity 120, and the drainage space 251 connects the drainage cavity 120 and is connected with the drainage channel 200.

[0023] See also Figure 1 When rainwater appears in the cavity 110 of the lower profile 10, the rainwater first flows into the drainage cavity 120, then enters the drainage channel 200 from the drainage space 251, and finally is discharged to the outside from the outlet of the drainage channel 200.

[0024] Furthermore, in the present invention, the waterproof element 20 and the lower profile 10 are both fixed to the wall by bolts.

[0025] Furthermore, in the present invention, according to specific drainage requirements, the drainage channel 200 can be arranged to be gradually inclined downward from the indoor side to the outdoor side.

[0026] See also Figure 2 , the connecting component 210 is extended toward one side of the room toward the room, and the lower end surface of the lower profile 10 is in contact with the upper end surface of the connecting component 210;

[0027] The inner bottom surface of the drainage cavity 120 is provided with a diversion extension portion 150 extending toward the outdoor side, and the diversion extension portion 150 extends into the drainage channel 200;

[0028] A first positioning sealing portion 140 is provided on the lower profile 10 below the drainage cavity 120, and a second positioning sealing portion 240 that cooperates with the first positioning sealing portion 140 for sealing is provided on the connecting component 210, and the lower wall surface of the guide extension portion 150 is in contact with the upper wall surface of the second positioning sealing portion 240.

[0029] Furthermore, the connecting component 210 is composed of a connecting portion 211 and a guide portion 212. The connecting portion 211 is fitted and connected to the lower profile 10, while the guide portion 212 is combined with the waterproof component 220 to form a drainage channel 200. The second positioning sealing portion 240 is arranged at the intersection of the connecting portion 211 and the guide portion 212.

[0030] See also Figure 2 A first sealing strip 30 is disposed between the first positioning sealing portion 140 and the second positioning sealing portion 240. The first sealing strip 30 can effectively enhance the sealing performance to prevent rainwater from leaking from between the first positioning sealing portion 140 and the second positioning sealing portion 240 to the wall.

[0031] See also Figure 3 A plurality of connecting ribs 260 are provided between the connecting component 210 and the waterproof component 220 to connect with each other, and a first drainage groove 270 is provided on the connecting rib 260 .

[0032] See also Figure 3 The waterproof component 220 is provided with a waterproof flange 280 extending downward at one end facing the outdoors.

[0033] See also Figure 2 A second drainage groove 250 is provided at the lower portion of the sealing member 230 , and the drainage space 251 is located in the second drainage groove 250 .

[0034] See also Figure 2 A connecting hole 130 is provided between the drainage cavity 120 and the cavity 110 so as to be connected with each other.

[0035] See also Figure 2 The intersection of the upper wall surface of the sealing member 230 and the lower profile 10 is coated with a sealant 60. The possibility of rainwater infiltrating into the interior from the intersection can be reduced.

[0036] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0037] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. The terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0038] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A lower profile assembly of a window frame, comprising a lower profile (10) and a waterproof element (20) arranged on an outdoor side, characterized in that: The waterproof element (20) comprises a connecting component (210) and a waterproof component (220), wherein the waterproof component (220) is arranged above the connecting component (210), the connecting component (210) is used for fixed connection with a ground wall (40), and a drainage channel (200) is arranged between the connecting component (210) and the waterproof component (220); A cavity (110) is provided in the lower profile (10), a drainage cavity (120) is provided on the lower profile (10) below the cavity (110), the drainage cavity (120) and the cavity (110) are communicated with each other, the drainage cavity (120) is opened toward the outside, a sealing member (230) is provided at the end of the waterproof component (220) facing the inside, the sealing member (230) is provided at the opening of the drainage cavity (120), and the upper wall surface of the sealing member (230) is in contact with the inner top surface of the drainage cavity (120), a drainage space (251) is provided between the lower wall surface of the sealing member (230) and the inner bottom surface of the drainage cavity (120), and the drainage space (251) communicates with the drainage cavity (120) and with the drainage channel (200).

2. A lower profile assembly for a window frame according to claim 1, characterized in that: The connecting component (210) is extended toward one end of the room and toward one side of the room, and the lower end surface of the lower profile (10) is in contact with the upper end surface of the connecting component (210); A flow guiding extension portion (150) extending toward the outdoor side is provided on the inner bottom surface of the drainage cavity (120), and the flow guiding extension portion (150) extends into the drainage channel (200); A first positioning sealing portion (140) is provided on the lower profile (10) below the drainage cavity (120), a second positioning sealing portion (240) is provided on the connecting component (210) for sealing with the first positioning sealing portion (140), and a lower wall surface of the guide extension portion (150) is in contact with an upper wall surface of the second positioning sealing portion (240).

3. A lower profile assembly for a window frame according to claim 2, characterized in that: A first sealing strip (30) is provided between the first positioning sealing portion (140) and the second positioning sealing portion (240).

4. A lower profile assembly for a window frame according to any one of claims 1 to 3, characterized in that: A plurality of connecting convex ribs (260) are provided between the connecting component (210) and the waterproof component (220) to connect with each other, and a first drainage groove (270) is provided on the connecting convex rib (260).

5. A lower profile assembly for a window frame according to any one of claims 1 to 3, characterized in that: The waterproof component (220) is provided with a waterproof flange (280) extending downward at one end facing the outdoors.

6. A lower profile assembly for a window frame according to any one of claims 1 to 3, characterized in that: A second drainage groove (250) is provided at the lower portion of the sealing member (230), and the drainage space (251) is located in the second drainage groove (250).

7. A lower profile assembly for a window frame according to any one of claims 1 to 3, characterized in that: A communication hole (130) is provided between the drainage cavity (120) and the cavity (110) so as to communicate with each other.

8. A lower profile assembly for a window frame according to any one of claims 1 to 3, characterized in that: A sealant (60) is applied at the intersection of the upper wall surface of the sealing member (230) and the lower profile (10).

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