Corner butt joint structure of door and window sash frame

Abstract

The utility model discloses a corner butt joint structure of a door and window sash frame, which belongs to the technical field of doors and windows and comprises an L-shaped corner component. Symmetrical first limiting grooves are formed in the inner sides of the two ends of the L-shaped corner assembly correspondingly, window glass is slidably connected to the symmetrical first limiting grooves correspondingly, middle fixing pieces are arranged in the middles of the symmetrical first limiting grooves correspondingly, symmetrical fixing plates are fixedly connected to one ends of the middle fixing pieces correspondingly, and symmetrical first limiting holes are formed in the symmetrical fixing plates correspondingly. The symmetrical fixing plates are slidably connected to a connecting groove in one end of the connecting assembly. Limiting devices are arranged at the bottoms of the two ends of the L-shaped corner assembly, a special pentagonal handle is inserted into fixing holes of symmetrical rotating shafts of the limiting devices to rotate, so that the window glass in each first limiting groove or second limiting groove can be fixed, and symmetrical fixing plates are connected to connecting grooves of the connecting assembly in a sliding mode. And then the corner assemblies and the connecting assemblies can be mutually fixed through bolts.

Description

Technical Field

[0001] The utility model belongs to the technical field of doors and windows, and in particular relates to a corner butt joint structure of a door and window sash frame. Background Art

[0002] The corner structure of the door and window frame is composed of two vertical and horizontal right-angle frames connected together. There are generally two ways of connecting, namely 90-degree joints and bevel joints. A 90-degree joint means that the top of a vertical frame is connected to the side of the top of a horizontal frame, or the top of the horizontal frame is connected to the side of the top of the vertical frame. A bevel joint means that the vertical frame and the horizontal frame are connected at a right angle and are connected to each other with a joint structure of the connecting line of the inner corner and the outer corner of the frame.

[0003] The prior art discloses a corner docking structure for door and window sash frames with patent announcement number CN219569937U. The above patent achieves a firm and stable structure of the door and window sash frames and improves the wind pressure resistance and sealing and sound insulation performance of the window sash frames by opening grooves for accommodating corner connectors at the corner docking points of the vertical frame and the horizontal frame and providing a fixed inner groove for the pulley assembly. However, the following deficiencies still exist in actual use: From a practical point of view, the device can only adapt to doors and windows of relatively single specifications, and is more troublesome for later maintenance.

[0004] Therefore, a corner docking structure for door and window sash frames is needed to solve the problems existing in the prior art. Utility Model Content

[0005] The purpose of the utility model is to provide a corner docking structure for door and window sash frames to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corner docking structure of a door and window frame, including a corner assembly, which is L-shaped; symmetrical first limiting grooves are provided on the inner sides of both ends of the L-shaped corner assembly, and the first limiting grooves are symmetrically slidably connected to the window glass, and the middle of the first limiting grooves are symmetrically provided with middle fixings, one end of the middle fixings is fixedly connected with symmetrical fixing plates, the fixing plates are symmetrically provided with symmetrical first limiting holes, and the fixing plates are symmetrically slidably connected to the connecting grooves at one end of the connecting assembly; limiting devices are provided at the bottoms of both ends of the L-shaped corner assembly.

[0007] It should be noted in the scheme that first grooves are provided on the outer sides of both ends of the L-shaped corner assembly, and first reinforcement members are fixedly connected in the first grooves. The first reinforcement members are fixedly connected in a number of triangles, and the apex is located on the inner side of the L-shaped corner assembly.

[0008] It is further worth mentioning that the L-shaped corner assembly is provided with protruding guides at the upper ends of both sides of the symmetrical first limiting groove.

[0009] It should be further explained that symmetrical second limiting grooves are provided on the inner side of the connecting components, the symmetrical second limiting grooves are slidably connected to window glass, and the middle part of the symmetrical second limiting grooves is provided with a middle firmware, both ends of the middle firmware are provided with symmetrical connecting grooves, and the upper ends of the symmetrical connecting grooves are provided with symmetrical second connecting holes, and the outer side of the connecting components is provided with a second groove, and the second groove is fixedly connected with a second reinforcing member, and the second reinforcing members are fixedly connected in a number of triangles, and the vertices are located on the inner side of the connecting components.

[0010] As a preferred implementation, the second connecting hole and the first limiting hole may be symmetrically connected with bolts.

[0011] As a preferred embodiment, the limit device includes a symmetrical rotating shaft, the outer surface of the rotating shaft is symmetrically threaded with a symmetrical slider, one end of the slider is symmetrically fixedly connected with a connecting plate, one side of the opposite surface of the connecting plate is symmetrically fixedly connected with a base plate, and the opposite surface of the base plate is symmetrically fixedly connected with a rubber ring; one end of the rotating shaft is symmetrically fixedly connected with a connecting shaft, the other end of the connecting shaft is fixedly connected with a limiting block, and the limiting block is slidably connected to the inside of one end of the middle fixture of the corner component; the other end of the rotating shaft is symmetrically provided with a fixing hole, and the cross-section of the fixing hole is a regular pentagon.

[0012] As a preferred embodiment, first connecting holes are provided on both sides of the L-shaped corner assembly, and the radius of the first connecting holes is equal to the radius of the rotation axis.

[0013] As a preferred embodiment, sliding holes are symmetrically provided at the four corners of the slider and the middle fixture, several of the sliding holes are slidably connected to sliding rails, and two ends of several of the sliding rails are respectively fixedly connected to two ends of the symmetrical first limiting groove of the L-shaped corner assembly.

[0014] Compared with the prior art, the corner docking structure of a door and window sash frame provided by the utility model has at least the following beneficial effects:

[0015] (1) A special five-cornered handle is inserted into the fixing hole of the symmetrical rotation axis of the limiting device, so that the symmetrical rotation axis rotates, and the slider on the symmetrical rotation axis moves relatively, thereby driving the limiting block, the bottom plate and the rubber pad to move relatively, so that the window glass in each first limiting groove or the second limiting groove can be fixed, thereby not only being able to adapt to window glasses of different specifications and thicknesses, but also being convenient for replacing broken window glasses, thereby increasing the practicality of the corner docking structure of the door and window sash frame.

[0016] (2) The symmetrical fixing plates fixedly connected to one end of the middle fixing parts of the corner assembly are slidably connected to the connecting grooves of the connecting assembly, and the corner assembly and the connecting assembly can be fixed to each other with bolts, thereby facilitating the installation and removal of the window glass at a later stage. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the limiting device of the utility model.

[0020] In the figure: 1. Angle assembly; 101. First groove; 102. First reinforcement; 103. First limiting groove; 104. Middle fixture; 105. Protruding guide; 106. Fixing plate; 107. First limiting hole; 108. First connecting hole; 2. Connecting assembly; 201. Second groove; 202. Second reinforcement; 203. Second connecting hole; 204. Connecting groove; 205. Second limiting groove; 3. Limiting device; 301. Rotating shaft; 302. Sliding block; 303. Sliding hole; 304. Fixing hole; 305. Connecting shaft; 306. Limiting block; 307. Connecting plate; 308. Bottom plate; 309. Rubber ring; 4. Bolt; 5. Slide rail. DETAILED DESCRIPTION

[0021] The present invention will be further described below in conjunction with the embodiments.

[0022] See also Figure 1-3 The utility model provides a corner docking structure of a door and window sash frame, including: a corner component 1, which is L-shaped; symmetrical first limiting grooves 103 are provided on the inner sides of both ends of the L-shaped corner component 1, and the symmetrical first limiting grooves 103 are slidably connected with window glass, and the middle of the symmetrical first limiting grooves 103 is provided with middle fixings 104, one end of the middle fixings 104 is fixedly connected with symmetrical fixing plates 106, and symmetrical first limiting holes 107 are provided on the symmetrical fixing plates 106, and the symmetrical fixing plates 106 are slidably connected to the connecting grooves 204 at one end of the connecting component 2; limiting devices 3 are provided at the bottoms of both ends of the L-shaped corner component 1.

[0023] Further as Figure 1 and 2As shown, it is worth explaining in detail that first grooves 101 are provided on the outer sides of both ends of the L-shaped corner component 1, and first reinforcement members 102 are fixedly connected in the first grooves 101. The first reinforcement members 102 are fixedly connected in a number of triangles, and the apex is located on the inner side of the L-shaped corner component 1. The material of the first reinforcement member 102 is titanium alloy and the shape thereof can increase the stability and service life of the corner component 1, and the position of the first reinforcement member 102 can be limited by the first groove 101.

[0024] Further as Figure 1 and 2 As shown, it is worth explaining in detail that the upper ends of both sides of the symmetrical first limiting groove 103 of the L-shaped corner component 1 are provided with protruding guides 105, through which the position of the window glass can be preliminarily limited, facilitating subsequent fixing work.

[0025] This scheme has the following working process: first, the symmetrical fixing plate 106 fixedly connected to one end of the middle fixing member 104 of the corner component 1 is slidably connected to the connecting groove 204 of the connecting component 2, and then the bolt 4 is passed through the first limiting hole 107 and the second connecting hole 203 for fixing, and then the window glass is placed in the first limiting groove 103 or the second limiting groove 205, and finally, the fixing hole 304 of the symmetrical rotation axis 301 of the fixing device 3 is inserted through a special five-cornered handle, so that the symmetrical rotation axis 301 is rotated, and the slider 302 on the symmetrical rotation axis 301 will move relatively, thereby driving the limiting block 306, the bottom plate 308 and the rubber ring 309 to move relatively, so that each window glass in the first limiting groove 103 or the second limiting groove 205 can be fixed.

[0026] According to the above working process, it can be known that the material and shape of the first reinforcement 102 are titanium alloy, which can increase the stability and service life of the corner assembly 1, and the position of the first reinforcement 102 can be limited by the first groove 101, and the position of the window glass can be preliminarily limited by the protruding guide 105, so as to facilitate the subsequent fixing work.

[0027] Further as Figure 1As shown, it is worth specifically explaining that symmetrical second limiting grooves 205 are provided on the inner side of the connecting component 2, and the symmetrical second limiting grooves 205 are slidably connected to the window glass, and a middle fixture 104 is provided in the middle of the symmetrical second limiting grooves 205, and symmetrical connecting grooves 204 are provided at both ends of the middle fixture 104, and symmetrical second connecting holes 203 are provided at the upper ends of the symmetrical connecting grooves 204, and a second groove 201 is provided on the outer side of the connecting component 2, and a second reinforcing member 202 is fixedly connected in the second groove 201, and the second reinforcing member 202 is fixedly connected in a plurality of triangles, and the apex is located on the inner side of the connecting component 2. The material of the second reinforcing member 202 of the connecting component 2 is titanium alloy and its shape, so as to increase the stability and service life of the connecting component 2, and the position of the second reinforcing member 202 can be limited by the second groove 201.

[0028] Further as Figure 1 As shown, it is worth explaining in detail that the symmetrical second connecting hole 203 and the symmetrical first limiting hole 107 can be slidably connected with bolts 4, and the symmetrical fixing plate 106 fixedly connected to one end of the middle fixing member 104 of the corner component 1 is slidably connected to the connecting groove 204 of the connecting component 2, and then the corner component 1 and the connecting component 2 can be fixed to each other with bolts 4, thereby facilitating the subsequent installation and disassembly of the window glass.

[0029] Further as Figure 3 As shown, it is worth specifically explaining that the limit device 3 includes a symmetrical rotation axis 301, the outer surface of the symmetrical rotation axis 301 is threadedly connected with a symmetrical slider 302, one end of the symmetrical slider 302 is fixedly connected with a connecting plate 307, one side of the opposite surface of the symmetrical connecting plate 307 is fixedly connected with a bottom plate 308, and the opposite surface of the symmetrical bottom plate 308 is fixedly connected with a rubber ring 309; one end of the symmetrical rotation axis 301 is fixedly connected with a connecting axis 305, and the other end of the connecting axis 305 is fixedly connected with a limiting block 306, and the limiting block 306 is slidably connected to the inside of one end of the middle fixture 104 of the corner component 1; the other end of the symmetrical rotation axis 301 is provided with a fixing hole 304, and the cross section of the fixing hole 304 is positive The pentagon is inserted into the fixing hole 304 of the symmetrical rotation axis 301 of the limiting device 3 through a special pentagonal handle, so that the symmetrical rotation axis 301 is rotated, and the slider 302 on the symmetrical rotation axis 301 will move relatively, thereby driving the limiting block 306, the bottom plate 308 and the rubber ring 309 to move relatively, so that the window glass in each first limiting groove 103 or the second limiting groove 205 can be fixed, thereby not only being able to adapt to window glasses of different specifications and thicknesses, but also being convenient for replacing broken window glasses, increasing the practicality of the corner docking structure of the door and window sash frame, and through the rubber ring 309, not only can the friction with the glass surface be increased, but also the glass can be protected to a certain extent.

[0030] Further as Figure 1 and2 As shown, it is worth explaining in detail that first connecting holes 108 are provided on both sides of the L-shaped corner component 1, and the radius of the first connecting holes 108 is equal to the radius of the rotating shaft 301. Through the first connecting holes 108 and its size, it is convenient to directly rotate the rotating shaft 301 externally.

[0031] Further as Figure 3 As shown, it is worth explaining in detail that sliding holes 303 are provided at the four corners of the symmetrical slider 302 and the middle fixture 104, and a plurality of sliding holes 303 are slidably connected with sliding rails 5, and the two ends of a plurality of sliding rails 5 are respectively fixedly connected to the two ends of the symmetrical first limiting groove 103 of the L-shaped corner component 1, and the position and movement trajectory of the symmetrical slider 302 are limited by the plurality of sliding holes 303 and the plurality of sliding rails 5, and the rotating shaft 301 can be directly rotated externally through the first connecting hole 108 and its size.

[0032] In summary, firstly, the symmetrical fixing plate 106 fixedly connected to one end of the middle fixing piece 104 of the corner assembly 1 is slidably connected to the connecting groove 204 of the connecting assembly 2, and then the bolt 4 is passed through the first limiting hole 107 and the second connecting hole 203 for fixing, and then the window glass is put into the first limiting groove 103 or the second limiting groove 205, and finally, the special five-corner handle is inserted into the fixing hole 304 of the symmetrical rotation axis 301 of the fixing device 3, so that the symmetrical rotation axis 301 is rotated, and the slider 302 on the symmetrical rotation axis 301 is moved relative to the symmetrical rotation axis 301. The second reinforcing member 202 of the connecting component 2 is made of titanium alloy and its shape can increase the stability and service life of the connecting component 2, and the position of the second reinforcing member 202 can be limited by the second groove 201. The symmetrical fixing plate 106 fixedly connected to one end of the middle fixing member 104 of the corner component 1 is slidably connected to the symmetrical fixing plate 106 fixedly connected to the middle fixing member 104 of the corner component 1. The connecting groove 204 of the connecting component 2 can be used to fix the corner component 1 and the connecting component 2 to each other with bolts 4, thereby facilitating the installation and removal of the window glass in the later stage. The special five-cornered handle is inserted into the fixing hole 304 of the symmetrical rotation axis 301 of the limiting device 3, so that the symmetrical rotation axis 301 is rotated, and the slider 302 on the symmetrical rotation axis 301 will move relatively, thereby driving the limiting block 306, the bottom plate 308 and the rubber ring 309 to move relatively, so that the window glass in each first limiting groove 103 or the second limiting groove 205 can be fixed, thereby not only being able to adapt to window glasses of different specifications and thicknesses, but also being convenient for replacing broken window glasses, increasing the practicality of the corner docking structure of the door and window sash frame, and through the rubber ring 309, not only can the friction with the glass surface be increased, but also the glass can be protected to a certain extent. Through a plurality of sliding holes 303 and a plurality of slide rails 5, the position and movement trajectory of the symmetrical slider 302 are limited. Through the first connecting hole 108 and its size, it is convenient to directly rotate the rotation axis 301 from the outside.

[0033] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A corner docking structure for a door or window frame, comprising a corner assembly (1), characterized in that: The corner assembly (1) is L-shaped; symmetrical first limiting grooves (103) are provided on the inner sides of both ends of the L-shaped corner assembly (1); the first limiting grooves (103) are symmetrically connected to window glass in a sliding manner; and a middle fixing piece (104) is provided in the middle of the first limiting grooves (103); one end of the middle fixing piece (104) is fixedly connected to a symmetrical fixing plate (106); the fixing plates (106) are symmetrically provided with first limiting holes (107); and the fixing plates (106) are symmetrically connected to the connecting groove (204) at one end of the connecting assembly (2); and limiting devices (3) are provided at the bottom of both ends of the L-shaped corner assembly (1).

2. The corner docking structure of a door and window sash frame according to claim 1, characterized in that: First grooves (101) are provided on the outer sides of both ends of the L-shaped corner component (1), first reinforcement members (102) are fixedly connected in the first grooves (101), and the first reinforcement members (102) are fixedly connected in a plurality of triangles, with the apex located on the inner side of the L-shaped corner component (1).

3. The corner docking structure of a door and window sash frame according to claim 1, characterized in that: The upper ends of both sides of the L-shaped corner assembly (1) located in the symmetrical first limiting groove (103) are provided with protruding guides (105).

4. The corner docking structure of a door and window sash frame according to claim 1, characterized in that: The inner side of the connection component (2) is provided with a symmetrical second limiting groove (205), the symmetrical second limiting groove (205) is slidably connected to the window glass, and the middle part of the symmetrical second limiting groove (205) is provided with a middle fixing piece (104), both ends of the middle fixing piece (104) are provided with symmetrical connecting grooves (204), and the upper ends of the symmetrical connecting grooves (204) are provided with symmetrical second connecting holes (203), and the outer side of the connection component (2) is provided with a second groove (201), and the second groove (201) is fixedly connected to a second reinforcing piece (202), and the second reinforcing piece (202) is fixedly connected in the form of a plurality of triangles, and the apex is located on the inner side of the connection component (2).

5. The corner docking structure of a door and window frame according to claim 4, characterized in that: The symmetrical second connection hole (203) and the symmetrical first limiting hole (107) can both be slidably connected with a bolt (4).

6. The corner docking structure of a door and window sash frame according to claim 1, characterized in that: The limiting device (3) comprises a symmetrical rotating shaft (301), the outer surface of which is symmetrically connected to a symmetrical slider (302) by threading, one end of which is fixedly connected to a connecting plate (307), one side of the opposite surface of which is symmetrically connected to a bottom plate (308), and the opposite surface of which is symmetrically connected to a rubber ring (309); one end of the symmetrical rotating shaft (301) is fixedly connected to a connecting shaft (305), the other end of which is fixedly connected to a limiting block (306), and the limiting block (306) is slidably connected to the inside of one end of a middle fixing piece (104) of the corner assembly (1); and the other end of the symmetrical rotating shaft (301) is provided with a fixing hole (304), and the cross section of the fixing hole (304) is a regular pentagon.

7. A corner docking structure for door and window sash frames according to claim 1 or 6, characterized in that: First connection holes (108) are provided on both sides of the L-shaped corner component (1), and the radius of the first connection hole (108) is equal to the radius of the rotation axis (301).

8. The corner docking structure of a door and window sash frame according to claim 6, characterized in that: The symmetrical sliding blocks (302) and the central fixing member (104) are provided with sliding holes (303) at four corners, a plurality of the sliding holes (303) are slidably connected to sliding rails (5), and two ends of a plurality of the sliding rails (5) are respectively fixedly connected to two ends of the symmetrical first limiting grooves (103) of the L-shaped corner assembly (1).

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