Door and window structure with reinforced profile connection strength

Abstract

The utility model discloses a door and window structure capable of enhancing profile connection strength, which relates to the technical field of door and window structures, and comprises a longitudinal profile and a transverse profile, the end parts of the longitudinal profile and the transverse profile are fixedly connected, the front and rear surfaces of the longitudinal profile and the transverse profile are provided with mounting grooves, and the mounting grooves are internally provided with connecting plates; the connecting plate is provided with three assembly holes which are arranged in a triangular mode, the longitudinal profile and the transverse profile are fixedly connected with the connecting plate through bolts on the assembly holes, the side, corresponding to the mounting groove, of the connecting plate is provided with a groove, a movable plate is slidably mounted in the groove, and one side of the movable plate is fixedly connected with a glue injection pipe. The end, away from the moving plate, of the glue injection pipe slidably penetrates out of the front side face of the connecting plate, by arranging the glue injection pipe, the connecting ring, the spring, the glue leakage hole, the glue inlet hole and the glue inlet groove, the groove and the glue inlet groove are filled with glue, then the adhesion effect between the connecting plate and the sectional materials is achieved, and the connecting strength between the door and window sectional materials is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of door and window structures, and particularly relates to a door and window structure for enhancing the connection strength of profiles. Background Technique

[0002] Doors and windows are used in every household. The existing doors and windows are generally assembled doors and windows. In order to ensure strength and durability, the current doors and windows are generally made of aluminum alloy profiles. The weakest part of the doors and windows is the connection between two aluminum alloy profiles. Under the action of the gravity of the glass and the aluminum alloy profiles themselves, the joints of the aluminum alloy profiles are prone to deformation after being used for a period of time, affecting normal use.

[0003] A prefabricated door and window with stable structure disclosed in Chinese Patent CN220815424U includes a longitudinal profile and a transverse profile. The ends of the longitudinal profile and the transverse profile are both provided with 45-degree chamfers. The ends of the longitudinal profile and the transverse profile are connected. Installation grooves are provided on the front and back surfaces of the longitudinal profile and the transverse profile. The installation grooves are both covered with cover plates. A connecting plate is arranged in the installation grooves. The longitudinal profile and the transverse profile are both fixedly connected to the connecting plate by bolts. A groove is arranged on the back surface of the connecting plate, and glue application holes extending to the front surface of the connecting plate are arranged in the groove.

[0004] When the above-mentioned existing doors and windows are used, the longitudinal profile and the transverse profile are fixed together through the connecting plate and bolts to strengthen the strength between the longitudinal profile and the transverse profile and make the doors and windows more firm; the connecting plate and the longitudinal profile and the transverse profile are connected by glue through the glue application holes and the groove, thereby improving the connection strength; when the above-mentioned door and window structure is coated with glue, since the connecting plate is already in close contact with the profile, the glue can only remain inside the groove; it cannot play an adhesive effect between the connecting plate and the profile; as a result, the effect of glue reinforcement is very small; the connection strength between the profiles of the doors and windows is low.

[0005] To solve the above problems, the utility model proposes a door and window structure for enhancing the connection strength of profiles. Content of the Utility Model

[0006] To solve the problems in the background technique, the utility model proposes a door and window structure for enhancing the connection strength of profiles.

[0007] To achieve the above purpose, the utility model provides the following technical solution: A door and window structure for enhancing the connection strength of profiles, including a longitudinal profile and a transverse profile, the ends of the longitudinal profile and the transverse profile are fixedly connected, installation grooves are provided on the front and back surfaces of the longitudinal profile and the transverse profile, connecting plates are arranged in the installation grooves, and three assembly holes are provided on the connecting plates;

[0008] The three assembly holes are arranged in a triangle, and the longitudinal profile and the transverse profile are fixedly connected to the connecting plate by bolts on the assembly holes, and a groove is provided on one side of the connecting plate corresponding to the installation groove;

[0009] A moving plate is slidably mounted inside the groove, a glue injection tube is fixedly connected to one side of the moving plate, and an end of the glue injection tube that is away from the moving plate slides through the front side of the connecting plate;

[0010] A connecting ring is fixedly installed on the glue injection tube, a spring is fixedly connected to the connecting ring, the spring is fixedly connected to the front side of the connecting plate, and the spring sleeve is arranged on the outer side of the glue injection tube.

[0011] Preferably, the ends of the longitudinal profile and the transverse profile are both provided with a 45-degree bevel angle.

[0012] Preferably, the connecting plate is arranged in an L-shape, and bolt holes are provided at positions corresponding to the three assembly holes inside the mounting grooves of the longitudinal profile and the transverse profile.

[0013] Preferably, the outer side of the movable plate is in contact with the inner wall of the groove, the movable plate and the glue injection tube are coaxially arranged, and a plurality of glue leakage holes are evenly opened in a ring shape on the movable plate.

[0014] Preferably, a plurality of glue inlet holes are evenly opened around the axis of the glue injection tube on one side of the glue injection tube close to the movable plate.

[0015] Preferably, a plurality of glue inlet grooves of different lengths are evenly opened on one side of the connecting plate corresponding to the mounting groove, and the glue inlet grooves are all connected to the interior of the groove. Beneficial Effects

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The door and window structure with enhanced profile connection strength is provided with a glue injection tube, a connecting ring, a spring, a glue leakage hole, a glue inlet hole and a glue inlet groove, so that the glue fills the groove and the glue inlet groove, thereby achieving a bonding effect between the connecting plate and the profile, thereby improving the connection strength between the door and window profiles.

[0018] 2. The door and window structure with enhanced profile connection strength has three assembly holes in a triangular shape on the connecting plate, and the connecting plate is fixedly connected to the profile by bolts, thereby improving the connection strength between the profiles. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the back structure of the connecting plate of the utility model;

[0022] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model.

[0023] Figure numerals: 1. longitudinal profile; 2. transverse profile; 3. mounting groove; 4. connecting plate; 5. assembly hole; 6. groove; 7. movable plate; 8. glue injection tube; 9. connecting ring; 10. spring; 11. glue leakage hole; 12. glue inlet hole; 13. glue inlet groove. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] See also Figures 1-3 The utility model provides a technical solution: a door and window structure with enhanced profile connection strength, comprising a longitudinal profile 1 and a transverse profile 2, the ends of the longitudinal profile 1 and the transverse profile 2 are fixedly connected, the front and rear surfaces of the longitudinal profile 1 and the transverse profile 2 are both provided with mounting grooves 3, the mounting grooves 3 are both provided with connecting plates 4, and the connecting plates 4 are provided with three assembly holes 5;

[0026] The three assembly holes 5 are arranged in a triangle, and the longitudinal profile 1 and the transverse profile 2 are fixedly connected to the connecting plate 4 by bolts on the assembly holes 5. A groove 6 is opened on one side of the connecting plate 4 corresponding to the installation groove 3;

[0027] A movable plate 7 is slidably installed inside the groove 6, and a glue injection tube 8 is fixedly connected to one side of the movable plate 7. The end of the glue injection tube 8 facing away from the movable plate 7 slides through the front side of the connecting plate 4. A connecting ring 9 is fixedly installed on the glue injection tube 8, and a spring 10 is fixedly connected to the connecting ring 9. The spring 10 is fixedly connected to the front side of the connecting plate 4, and the spring 10 is sleeved on the outside of the glue injection tube 8.

[0028] Furthermore, the ends of the longitudinal profile 1 and the transverse profile 2 are both provided with a 45-degree bevel angle.

[0029] The connecting plate 4 is arranged in an L shape, and bolt holes are provided in the mounting grooves 3 of the longitudinal profile 1 and the transverse profile 2 at positions corresponding to the three assembly holes 5 .

[0030] Furthermore, the outer side of the movable plate 7 is in contact with the inner wall of the groove 6 , the movable plate 7 is coaxially arranged with the glue injection tube 8 , and a plurality of glue leakage holes 11 are evenly opened in an annular shape on the movable plate 7 .

[0031] Furthermore, a plurality of glue inlet holes 12 are evenly formed around the axis of the glue injection tube 8 on one side of the glue injection tube 8 close to the movable plate 7 .

[0032] One side of the connecting plate 4 corresponding to the installation groove 3 is evenly provided with a plurality of glue inlet grooves 13 with different lengths, and the glue inlet grooves 13 are all communicated with the inside of the groove 6.

[0033] A rubber pad is arranged on the back of the connecting plate 4 outside the groove 6. The rubber pad is provided with a round hole corresponding to the groove 6 and a rectangular groove corresponding to the plurality of glue inlet grooves 13.

[0034] Connect the ends of the longitudinal profile 1 and the transverse profile 2. After the connection is completed, lay the rubber pad in the installation groove 3, place the two connecting plates 4 in the installation grooves 3 at the front and rear ends respectively, fix the corresponding assembly holes 5 with bolts respectively to fix the two connecting plates 4. Then insert an external glue injector into the glue injection pipe 8, so that the glue injection pipe 8 moves into the groove 6, and at the same time the spring 10 contracts. The movement of the glue injection pipe 8 drives the movement of the moving plate 7, so that the moving plate 7 abuts against the inner wall of the installation groove 3, and glue is injected into the glue injection pipe 8 through the glue injector.

[0035] The glue enters the inside of the groove 6 through the plurality of glue inlet holes 12 on the glue injection pipe 8 and enters the plurality of glue inlet grooves 13, and then fills the groove 6 and the glue inlet grooves 13 with glue, thereby achieving an adhesion effect between the connecting plate 4 and the profile and improving the connection strength between the door and window profiles.

[0036] Working principle:

[0037] During use, connect the ends of the longitudinal profile 1 and the transverse profile 2. After the connection is completed, lay the rubber pad in the installation groove 3, place the two connecting plates 4 in the installation grooves 3 at the front and rear ends respectively, fix the corresponding assembly holes 5 with bolts respectively to fix the two connecting plates 4. Then insert an external glue injector into the glue injection pipe 8, so that the glue injection pipe 8 moves into the groove 6, and at the same time the spring 10 contracts. The movement of the glue injection pipe 8 drives the movement of the moving plate 7, so that the moving plate 7 abuts against the inner wall of the installation groove 3, and glue is injected into the glue injection pipe 8 through the glue injector.

[0038] The glue enters the inside of the groove 6 through the plurality of glue inlet holes 12 on the glue injection pipe 8 and enters the plurality of glue inlet grooves 13, and then fills the groove 6 and the glue inlet grooves 13 with glue.

[0039] Then pull out the glue injector. Under the action of the spring 10, the glue injection pipe 8 is driven to move outwards, thereby driving the moving plate 7 to abut against the bottom surface of the groove 6, and then the glue inlet holes 12 are moved out of the inside of the groove 6 to prevent the glue from flowing out of the glue inlet holes 12. During the outward movement of the moving plate 7, the glue flows through the plurality of glue leakage holes 11.

[0040] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the gist of the present utility model within the scope of knowledge possessed by those of ordinary skill in the art.

Claims

1. A door and window structure with enhanced profile connection strength, comprising a longitudinal profile (1) and a transverse profile (2), the ends of the longitudinal profile (1) and the transverse profile (2) being fixedly connected, the front and rear surfaces of the longitudinal profile (1) and the transverse profile (2) being provided with mounting grooves (3), and the mounting grooves (3) being provided with connecting plates (4), characterized in that: The connecting plate (4) is provided with three assembly holes (5), and the three assembly holes (5) are arranged in a triangular shape; The longitudinal profile (1) and the transverse profile (2) are fixedly connected to the connecting plate (4) by means of bolts on the assembly holes (5), and a groove (6) is provided on one side of the connecting plate (4) corresponding to the installation groove (3); A movable plate (7) is slidably mounted inside the groove (6), a glue injection tube (8) is fixedly connected to one side of the movable plate (7), an end of the glue injection tube (8) that is away from the movable plate (7) slides through the front side of the connecting plate (4), and a connecting ring (9) is fixedly mounted on the glue injection tube (8); A spring (10) is fixedly connected to the connecting ring (9), the spring (10) is fixedly connected to the front side of the connecting plate (4), and the spring (10) is sleeved on the outer side of the glue injection tube (8).

2. A door and window structure with enhanced profile connection strength according to claim 1, characterized in that: The ends of the longitudinal profile (1) and the transverse profile (2) are both provided with a 45-degree bevel angle.

3. A door and window structure with enhanced profile connection strength according to claim 1, characterized in that: The connecting plate (4) is arranged in an L shape, and bolt holes are provided in the installation grooves (3) of the longitudinal profile (1) and the transverse profile (2) at positions corresponding to the three assembly holes (5).

4. A door and window structure with enhanced profile connection strength according to claim 1, characterized in that: The outer side of the movable plate (7) is in contact with the inner wall of the groove (6); The movable plate (7) and the glue injection tube (8) are coaxially arranged, and a plurality of glue leakage holes (11) are evenly and annularly formed on the movable plate (7).

5. A door and window structure with enhanced profile connection strength according to claim 1, characterized in that: A plurality of glue inlet holes (12) are evenly arranged around the axis of the glue injection tube (8) on one side of the glue injection tube (8) close to the movable plate (7).

6. A door and window structure with enhanced profile connection strength according to claim 1, characterized in that: A plurality of glue inlet grooves (13) of different lengths are evenly formed on one side of the connection plate (4) corresponding to the installation groove (3), and the glue inlet grooves (13) are all connected to the interior of the groove (6).

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