Screw-free aluminum alloy door frame

Abstract

The utility model discloses a screw-free aluminum alloy door frame which comprises a top frame set and a bottom frame set which are distributed up and down, and side frame sets are connected between the left end and the right end of the top frame set and the left end and the right end of the bottom frame set through connecting pieces. The top frame set is composed of a first top frame and a second top frame which are distributed front and back, the side frame set is composed of a first side frame and a second side frame which are distributed front and back, and the bottom frame set is composed of a first bottom frame and a second bottom frame which are distributed front and back. The first top frame and the second top frame, the first side frame and the second side frame, and the first bottom frame and the second bottom frame are connected through connecting pieces. According to the screw-free aluminum alloy door frame, the upper end and the lower end of the side frame set are inserted into the outer side of the cross shape formed by the first connecting plate and the second connecting plate correspondingly, screw-free connection of the side frame set, the top frame set and the bottom frame set is achieved, the strength of the door frame is enhanced, and meanwhile the contact area between the door frame and foam rubber during follow-up door frame installation is enlarged through the grooves; and the installation firmness is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum alloy door frames, in particular to a screw-free aluminum alloy door frame. Background Art

[0002] Aluminum alloy door frame is a composite component used to connect aluminum alloy doors and install them in the door openings of buildings. It is mainly made of aluminum alloy profiles and is made through processing techniques such as cutting, punching, milling, tapping, and production.

[0003] In the patent application with authorization publication number CN218376026U, authorization publication date 2023-01-24, and name "A deformation-resistant aluminum alloy door frame", it includes an aluminum alloy door head, and the two corners at the bottom of the aluminum alloy door head are respectively detachably installed with a door lock frame and a hinged door frame, and the bottom of the door lock frame and the hinged door frame are detachably installed with a bottom threshold, and the top of the door lock frame and the hinged door frame are connected to the bottom of the aluminum alloy door head with a cross screw, and the bottom of the door lock frame and the hinged door frame are connected to the two ends of the bottom threshold with a slotted screw; the above-mentioned device is connected by screws, but water vapor can easily penetrate into the screw installation place, causing the screws to rust easily, thereby reducing the sealing and affecting the strength of the aluminum alloy door frame.

[0004] Therefore, we propose a screw-free aluminum alloy door frame to solve the above-mentioned problems. Utility Model Content

[0005] 1. Technical problems to be solved by the utility model:

[0006] The purpose of the utility model is to provide a screw-free aluminum alloy door frame to solve the problems in the current market raised by the above background technology.

[0007] 2. Technical solution:

[0008] To achieve the above object, the utility model provides the following technical solution: a screw-free aluminum alloy door frame, comprising a top frame group and a bottom frame group distributed up and down, wherein the left and right ends of the top frame group and the bottom frame group are connected to a side frame group through a connecting piece;

[0009] The top frame group is composed of a first top frame and a second top frame distributed front and back, the side frame group is composed of a first side frame and a second side frame distributed front and back, and the bottom frame group is composed of a first bottom frame and a second bottom frame distributed front and back, and the first top frame and the second top frame, the first side frame and the second side frame, and the first bottom frame and the second bottom frame are all connected by connecting parts.

[0010] Furthermore, the top frame group and the bottom frame group are symmetrically distributed up and down about the center of the side frame group, and the first top frame and the first bottom frame are fixedly installed with side panel one and side panel three on one side close to the side frame group, and the side panel one and side panel three are respectively attached to the lower end surface of the second top frame and the upper end surface of the second bottom frame.

[0011] Through the above technical solution, the sealing performance of the door can be improved by using the side panel one and the side panel two.

[0012] Furthermore, a second side plate is fixed to a side of the first side frame close to the center of the top frame group, and the second side plate is attached to a side of the second side frame close to the center of the top frame group.

[0013] Through the above technical solution, the sealing performance of the door can also be improved through the second side plate.

[0014] Furthermore, grooves are reserved between the first base frame and the second base frame, between the first side frame and the second side frame, and between the first base frame and the second base frame.

[0015] Through the above technical solution, the contact area between the door frame and the foam glue during the subsequent door frame installation can be expanded through the groove, thereby improving the installation firmness.

[0016] Furthermore, a connecting plate 1 is fixed to both the front and rear ends of the connecting member, and a connecting plate 2 is fixedly connected to both the left and right ends of the first base frame and the second base frame, and a connecting groove 1 and a connecting groove 2 are respectively provided in the middle of the lower end of the connecting plate 1 and the middle of the upper end of the connecting plate 2, and the connecting plate 1 and the connecting plate 2 form a concave-convex fit through the connecting groove 1 and the connecting groove 2.

[0017] Through the above technical solution, the first base frame and the second base frame can be connected via the connecting piece.

[0018] Furthermore, the first side frame and the second side frame are provided with a cross-shaped connecting groove three at both upper and lower ends, and the connecting groove three respectively forms a concave-convex fit with the connecting plate one and the connecting plate two.

[0019] Through the above technical solution, the side frame group can be connected with the top frame group and the bottom frame group.

[0020] 3. Beneficial effects:

[0021] By adopting the technical solution provided by the utility model, compared with the prior art, the screw-free aluminum alloy door frame of the utility model realizes the screw-free connection between the side frame group and the top frame group and the bottom frame group by respectively inserting the upper and lower ends of the side frame group into the outer sides of the "cross" formed by the connecting plate 1 and the connecting plate 2, and at the same time enhances the strength of the door frame. The specific contents are as follows:

[0022] Connecting pieces are inserted into the left and right ends of the first bottom frame and the second bottom frame, and the first bottom frame and the second bottom frame are connected by the concave-convex fit between the connecting groove 2 and the connecting groove 1 opened on the connecting plate 1. At this time, the connecting plate 1 and the connecting plate 2 form a "cross" shape, and the strength of the bottom frame group can be improved. Similarly, the strength of the top frame group is improved by the fit between the first top frame and the second top frame and the two connecting pieces. Subsequently, the upper and lower ends of the first side frame and the second side frame are inserted into the outside of the "cross" formed to achieve screw-free connection between the side frame group and the top frame group and the bottom frame group, and at the same time enhance the strength of the door frame;

[0023] The grooves reserved between the first top frame and the second top frame, between the first side frame and the second side frame, and between the first bottom frame and the second bottom frame can expand the contact area with the foam glue during the subsequent door frame installation, thereby enhancing the installation firmness of the aluminum alloy door frame. At the same time, when the aluminum alloy door frame is assembled itself, a top frame group and two side frame groups 3 can be connected to realize a door frame design without a bottom frame group 4 to meet the needs of different customers. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall side-view stereoscopic structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the three-dimensional structure of the first side frame of the utility model from a side view;

[0026] Figure 3 This is a side view of the three-dimensional structure of the bottom frame assembly of the utility model;

[0027] Figure 4 This is a schematic diagram of the explosion state structure of the utility model;

[0028] Figure 5 It is a schematic diagram of the connection structure of the top frame group, the connecting piece and the side frame group of the utility model.

[0029] In the figure: 1, top frame group; 11, first top frame; 111, side plate one; 12, second top frame; 2, connecting piece; 21, connecting plate one; 211, connecting groove one; 3, side frame group; 31, first side frame; 311, side plate two; 32, second side frame; 33, connecting groove three; 4, bottom frame group; 41, first bottom frame; 411, side plate three; 42, second bottom frame; 43, connecting plate two; 431, connecting groove two; 5, groove. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] 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", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions or positional relationships, are based on the directions or positional relationships 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 device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0034] See also Figure 1-5A screw-free aluminum alloy door frame comprises a top frame group 1 and a bottom frame group 4 which are arranged vertically, and a side frame group 3 is connected between the left and right ends of the top frame group 1 and the bottom frame group 4 through a connecting piece 2; the top frame group 1 is composed of a first top frame 11 and a second top frame 12 which are arranged front and back, the side frame group 3 is composed of a first side frame 31 and a second side frame 32 which are arranged front and back, and the bottom frame group 4 is composed of a first bottom frame 41 and a second bottom frame 42 which are arranged front and back, and the first top frame 11 and the second top frame 12, the first side frame 31 and the second side frame 32, and the first bottom frame 41 and the second bottom frame 42 are all connected through a connecting piece 2; the connecting piece 2 are fixed with a connecting plate 1 21 at both the front and rear ends, and the left and right ends of the first bottom frame 41 and the second bottom frame 42 are fixedly connected with a connecting plate 2 43, and a connecting groove 1 211 and a connecting groove 2 431 are respectively provided in the middle of the lower end of the connecting plate 1 21 and the middle of the upper end of the connecting plate 2 43, and the connecting plate 1 21 and the connecting plate 2 43 form a concave-convex fit through the connecting groove 1 211 and the connecting groove 2 431; the first side frame 31 and the second side frame 32 are both provided with a connecting groove 3 33 of a "cross" design at both the upper and lower ends, and the connecting groove 3 33 respectively forms a concave-convex fit with the connecting plate 1 21 and the connecting plate 2 43;

[0035] First, the connecting pieces 2 are inserted into both the left and right ends of the first bottom frame 41 and the second bottom frame 42. The first bottom frame 41 and the second bottom frame 42 are connected to the connecting piece 2 through the concave-convex fit between the connecting groove 2 431 and the connecting groove 1 211 provided on the connecting plate 1 21. At this time, the connecting plate 1 21 and the connecting plate 2 43 form a "cross" shape, and the strength of the bottom frame group 4 can be improved. Similarly, the strength of the top frame group 1 is improved through the fit between the first top frame 11 and the second top frame 12 and the two connecting pieces 2. Subsequently, the upper and lower ends of the first side frame 31 and the second side frame 32 are inserted into the outside of the "cross" shape, so as to realize the screw-free connection between the side frame group 3 and the top frame group 1 and the bottom frame group 4, and at the same time enhance the strength of the door frame;

[0036] The top frame group 1 and the bottom frame group 4 are symmetrically distributed up and down about the center of the side frame group 3, and the first top frame 11 and the first bottom frame 41 are respectively fixedly installed with a side plate 111 and a side plate 3 411 on the side close to the side frame group 3, and the side plate 111 and the side plate 3 411 are respectively attached to the lower end surface of the second top frame 12 and the upper end surface of the second bottom frame 42; the first side frame 31 is fixed with a side plate 2 311 on the side close to the center of the top frame group 1, and the side plate 2 311 is attached to the side of the second side frame 32 close to the center of the top frame group 1; grooves 5 are reserved between the first bottom frame 41 and the second bottom frame 42, between the first side frame 31 and the second side frame 32, and between the first bottom frame 41 and the second bottom frame 42;

[0037] When the aluminum alloy door frame is to be installed, the contact area with the foam glue can be enlarged by the grooves 5 reserved between the first top frame 11 and the second top frame 12, between the first side frame 31 and the second side frame 32, and between the first bottom frame 41 and the second bottom frame 42, so as to enhance the installation firmness of the aluminum alloy door frame. Figure 5 As shown, when the aluminum alloy door frame is assembled, a top frame group 1 and two side frame groups 3 can be connected to realize a door frame design without a bottom frame group 4 to meet the needs of different customers.

[0038] Working principle: When using the screw-free aluminum alloy door frame, Figure 1-5 As shown, first, connecting pieces 2 are inserted into both left and right ends of the first base frame 41 and the second base frame 42 to realize the connection between the bottom frame group 4 and the connecting pieces 2, so that the strength of the bottom frame group 4 can be improved. Similarly, the strength of the top frame group 1 is improved by cooperating with the connecting pieces 2. Then, the side frame group 3 is inserted to the outside of the "cross" shape formed to realize the screw-free connection between the side frame group 3 and the top frame group 1 and the bottom frame group 4, thereby enhancing the strength of the door frame. The reserved groove 5 can expand the contact area with the foam glue during the subsequent door frame installation, thereby enhancing the installation firmness of the aluminum alloy door frame. At the same time, when the aluminum alloy door frame is assembled by itself, a top frame group 1 and two side frame groups 3 can be connected to realize the door frame design without a bottom frame group 4 to meet the needs of different customers.

[0039] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0040] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A screw-free aluminum alloy door frame, characterized in that: It comprises a top frame group (1) and a bottom frame group (4) which are arranged vertically, and the left and right ends of the top frame group (1) and the bottom frame group (4) are connected to a side frame group (3) via a connecting piece (2); The top frame group (1) is composed of a first top frame (11) and a second top frame (12) distributed front to back, the side frame group (3) is composed of a first side frame (31) and a second side frame (32) distributed front to back, and the bottom frame group (4) is composed of a first bottom frame (41) and a second bottom frame (42) distributed front to back, and the first top frame (11) and the second top frame (12), the first side frame (31) and the second side frame (32), and the first bottom frame (41) and the second bottom frame (42) are all connected via a connecting member (2).

2. The screw-free aluminum alloy door frame according to claim 1, characterized in that: The top frame group (1) and the bottom frame group (4) are symmetrically distributed up and down about the center of the side frame group (3), and a side plate one (111) and a side plate three (411) are fixedly mounted on the first top frame (11) and the first bottom frame (41) on a side close to the side frame group (3), respectively, and the side plate one (111) and the side plate three (411) are respectively attached to the lower end surface of the second top frame (12) and the upper end surface of the second bottom frame (42).

3. The screw-free aluminum alloy door frame according to claim 1, characterized in that: A second side plate (311) is fixed to a side of the first side frame (31) close to the center of the top frame group (1), and the second side plate (311) is attached to a side of the second side frame (32) close to the center of the top frame group (1).

4. The screw-free aluminum alloy door frame according to claim 1, characterized in that: Grooves (5) are reserved between the first bottom frame (41) and the second bottom frame (42), between the first side frame (31) and the second side frame (32), and between the first bottom frame (41) and the second bottom frame (42).

5. The screw-free aluminum alloy door frame according to claim 1, characterized in that: The connecting member (2) is fixed with a connecting plate 1 (21) at both the front and rear ends, and the left and right ends of the first base frame (41) and the second base frame (42) are fixedly connected with a connecting plate 2 (43), and a connecting groove 1 (211) and a connecting groove 2 (431) are respectively provided at the middle of the lower end of the connecting plate 1 (21) and the middle of the upper end of the connecting plate 2 (43), and the connecting plate 1 (21) and the connecting plate 2 (43) form a concave-convex fit through the connecting groove 1 (211) and the connecting groove 2 (431).

6. The screw-free aluminum alloy door frame according to claim 1, characterized in that: The first side frame (31) and the second side frame (32) are provided with a cross-shaped connecting groove three (33) at both upper and lower ends, and the connecting groove three (33) respectively forms a concave-convex fit with the connecting plate one (21) and the connecting plate two (43).

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