CN112554710A - Aluminum alloy punching press suit door connection structure - Google Patents

Abstract

The invention belongs to the technical field of building indoor door manufacturing, and relates to an aluminum alloy stamping suit door connecting structure which comprises a door leaf unit and a door frame unit which are rotationally connected through hinges, wherein the door leaf unit consists of frame components, door plates and frame outer protecting plates; the door frame unit comprises outer door frame component, interior door frame component, door frame connecting elements, honeycomb panel, and outer door frame component, interior door frame component and door frame connecting elements all set up to three, and splice into groove configuration's outer door frame, interior door frame and door frame link separately, and it has the honeycomb panel to peg graft between outer door frame and the door frame link, and the door frame link deviates from the back of the body of outer door frame and leaves face and interior door frame lock joint. The invention solves the problems that the existing metal door has a complex structure, and the size deviation cannot be adjusted during field installation.

Description

Aluminum alloy punching press suit door connection structure

Technical Field

The invention belongs to the technical field of building indoor door manufacturing, and particularly relates to an aluminum alloy stamping suit door connecting structure.

Background

With the continuous increase of the personalized demand of consumers for furniture, high-end all-aluminum customized doors are more and more popular in the market. The reliability and the economical efficiency of the connecting structure used in the furniture play a key role in the development and popularization of the whole furniture connecting structure. At present, in the market of building doors and windows in China, especially when traditional metal door products are produced, the upper frame strip, the lower frame strip, the left frame strip and the right frame strip are connected and fixed in sequence by adopting a welding mode basically, so that the door frame has the following defects: 1) in the mode, although the connection strength of each frame strip is higher, the strength loss is easily caused at the welding position, the welding position needs to be polished and polished, labor and time are wasted, pits appear on the surface, the attractiveness of the door frame is affected, the processing efficiency is lower, and the production cost is relatively improved. Meanwhile, the metal door frame is complex in connecting structure, so that the steel consumption is large and the integral self weight is heavy to reach the required strength, and environmental resources are wasted to a certain extent; 2) this mode, although the joint strength of each frame strip is higher, nevertheless because door plant and door frame welded structure who forms the integral type behind the welded fastening with each frame strip etc. in addition packaging material, it is bulky, the transport difficulty is unfavorable for the transportation, the relatively higher conveying efficiency of cost of transportation is low, manufacturing cost improves relatively. Therefore, the number of transportation at each time is limited, various collisions during the transportation process easily cause deformation of the door plate and the door frame, and further influence on installation; 3) the integrated door plate is generally manufactured by welding, the door plate is not well sealed, and moisture easily enters the door plate, so that the filling material in the door plate, such as honeycomb paper or foam plastic, absorbs the moisture, becomes mildewed and deteriorated, causes the deformation of the door plate, and further influences the functions of sound insulation, theft prevention and the like; 4) the metal door is generally made of steel, so that the metal door is easy to rust, high in later maintenance cost and not in line with the environmental protection requirement; 5) generally can't carry out size adjustment when the metal door is installed on the spot, even if the size adjustment of tiny is also comparatively difficult, like the size is improper, can only move back the change goods, the wealth of labour folk.

Disclosure of Invention

In view of the above, the invention aims to provide an aluminum alloy stamping suit door connecting structure, and aims to solve the problems that the existing metal door is complex in structure, poor in corrosion resistance, high in later maintenance cost, heavy in self weight, incapable of being adjusted in size deviation during field installation, low in production efficiency, high in production cost, low in overall packing and transportation efficiency and the like, and the door frame is affected after welding.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides an aluminum alloy stamping suit door connecting structure, which comprises a door leaf unit and a door frame unit which are rotationally connected through hinges, wherein the door leaf unit consists of frame members, door plates and frame outer guard plates; the door frame unit comprises outer door frame component, interior door frame component, door frame connecting elements, honeycomb panel, and outer door frame component, interior door frame component and door frame connecting elements all set up to three, and splice into groove configuration's outer door frame, interior door frame and door frame link separately, and it has the honeycomb panel to peg graft between outer door frame and the door frame link, and the door frame link deviates from the back of the body of outer door frame and leaves face and interior door frame lock joint.

Furthermore, the fan frame is cut into splicing inclined planes which are parallel to each other and form a determined angle relative to the thickness direction of the frame members on the corresponding end surfaces of the two adjacent frame members, and angle connecting pieces are arranged at the corners of the two adjacent frame members, and the determined angle is 30-60 degrees.

Furthermore, the door leaf unit also comprises a hinge fixing block which is arranged on the outer side of the door leaf frame and used for supporting the hinge installation, a supporting cross beam which is arranged on the inner side of the door leaf frame and a door lock fixing block which is used for supporting the door lock installation.

Further, the door panel is provided with a door surface model.

Furthermore, the outer door frame members of the outer door frame on the top and the two sides of the outer door frame are connected through the corner piece members, and the door frame connecting members of the door frame connecting frame on the top and the two sides of the outer door frame are connected through the corner-shaped members.

Further, the section structures of the outer door frame member and the inner door frame member are respectively composed of a 'type 9' part and a 'type U' part, the 'type U' part arranged on the outer door frame member is higher than the top surface of the 'type 9' part and is arranged, the 'type U' part arranged on the inner door frame member is flush with the top surface of the 'type 9' part and is arranged, and the opening directions of the 'type 9' part and the 'type U' part are the same.

Furthermore, the upper cavity and the lower vertical wall of the 9-like part are provided with two convex edges which are oppositely arranged.

Further, the section structure of the door frame connecting member is composed of a transverse cavity, a vertical cavity, a first groove and a second groove, wherein the transverse cavity is provided with the vertical cavity, and the transverse cavity is aligned with the vertical cavity on one side; the end, deviating from the transverse cavity, of the vertical cavity is provided with a first groove which is inwards sunk and corresponds to the U-shaped part of the inner door frame member; the transverse cavity is provided with a second groove which extends outwards and is used for corresponding to the U-shaped part of the outer door frame member on the other side of the side aligned with the vertical cavity, and the opening direction of the first groove is deviated from the opening direction of the second groove.

Furthermore, two convex edges which are used for resisting the door leaf hinge fixing plate and are oppositely arranged are arranged in the vertical cavity.

Furthermore, the back of the second groove is provided with a T-shaped groove which has the same opening direction as the first groove and is used for installing a door leaf sealing strip.

The invention has the beneficial effects that:

1. the invention provides a novel aluminum alloy stamping suit door connecting structure, which is characterized in that the main material of the connecting structure is made of aluminum alloy material, the connecting structure has the advantages of good corrosion resistance, extremely low later maintenance cost and high recycling value, the dead weight is effectively reduced, the raw material cost is saved, and the connecting structure meets the requirement of environmental protection.

2. The invention provides a novel aluminum alloy stamping suit door connecting structure, wherein the inner connecting structure of the door adopts connecting modes such as screw connection, insertion connection and the like, welding is not used, the integral appearance of the door is not influenced, the connecting structure has high strength, the installation and the disassembly become simpler and faster, and the labor cost is effectively reduced and lowered

3. The invention provides a novel aluminum alloy stamping suit door connecting structure, which is characterized in that a door frame unit and a door leaf unit are made into structures assembled by various parts, can be assembled on site and are convenient to carry, and are not easy to damage in the carrying process, so that the carrying efficiency is improved. Meanwhile, when the door frame is installed on site, if individual parts in the door frame and the door panel have small size difference, sawing processing and adjustment can be carried out on site, and normal construction and delivery and use date cannot be influenced.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.

Drawings

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of the overall structure of the aluminum alloy stamping suit door of the invention.

FIG. 2 is a schematic view of a door leaf unit structure of the aluminum alloy stamping suit door of the present invention.

Fig. 3 is a partial cross-sectional view of a door leaf unit of the aluminum alloy stamped suit door of the present invention.

Fig. 4 is a schematic view of the corner connector structure of the door leaf unit of the aluminum alloy stamping suit door of the invention.

FIG. 5 is a schematic structural diagram of a door frame unit of the aluminum alloy stamped assembled door of the present invention.

Fig. 6 is a top view of fig. 5.

Fig. 7 is an enlarged perspective view of a portion a in fig. 6.

Fig. 8 is an enlarged perspective view of a portion B in fig. 6.

Fig. 9 is a schematic sectional view of the connection structure of the doorframe unit of the aluminum alloy stamped suit door of the present invention.

Reference numerals: the door comprises a door leaf unit 1, a door frame unit 2 and a hinge 3; the door frame comprises a frame component 11, a door panel 12, a frame outer guard plate 13, a corner connecting piece 14, a door surface model 15, a hinge fixing block 16, a supporting beam 17 and a door lock fixing block 18; outer frame member 21, inner frame member 22, frame connecting member 23, honeycomb panel 24, gusset member 25, and angle member 26; a 9-like part 211, a U-like part 212, a cavity 213, a vertical wall 214 and a convex rib 215; a transverse cavity 231, a vertical cavity 232, a first groove 233, a second groove 234, a convex edge 235 and a T-shaped groove 236.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; for better explanation of the embodiments of the present invention, some portions of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Referring to fig. 1-6, the aluminum alloy stamping set door connection structure includes a door leaf unit 1, a door frame unit 2 and hinges 3, the door leaf unit 1 is rotatably connected to the door frame unit 2 through the hinges 3, the door leaf unit 1 is composed of four frame members 11, a door panel 12 and a frame outer guard 13, the frame members 11 are formed into a square frame with a closed structure, and the frame members are fixed by self-tapping screws; the two door plates 12 are respectively embedded on the mouth-shaped side surfaces at the two sides of the fan frame and are buckled, pressed and matched with the frame members 11 of the fan frame through the frame outer guard plates 13 to form an integral structure; the door panel 12 is composed of two aluminum panels and a honeycomb core body arranged between the two panels; door frame unit 2 comprises outer door frame component 21, interior door frame component 22, door frame connecting elements 23, honeycomb panel 24, and outer door frame component 21, interior door frame component 22 and door frame connecting elements 23 all set up to three, and splice into groove structure's outer door frame, interior door frame and door frame link separately, and it has honeycomb panel 24 to peg graft between outer door frame and the door frame link, and the door frame link deviates from the back of outer door frame and leaves face and interior door frame lock joint.

Specifically, the fan frame forms a frame structure through the frame member 11 and a screw connection form, and is used for positioning and fixing; the door panel 12 is obtained after laser blanking, a honeycomb core body in the door panel is an aluminum product and is used for filling gaps in the door panel to increase the strength between aluminum panels on two sides of the door panel and prevent personnel from knocking the aluminum panels by hands to have clear sound, the frame outer guard plate 13 is used for assembling the fan frame and the door panels 12 on two sides of the fan frame into a whole, namely after the frame outer guard plate 13 is buckled and pressed on the outer side of the frame member 11, the door panel embedded in the fan frame can be fixed to form the three parts into a whole, so that the connecting structure of the door leaf unit adopts connecting modes such as screw connection, plug connection and the like, welding is not used, the whole appearance of the door is not influenced, the strength of the connecting structure is high, the installation and the disassembly are simpler and faster, and the labor cost is effectively reduced and reduced; the outer frame member 21 is in direct contact with an outdoor wall surface; the honeycomb plate 24 is arranged between the outer door frame member 21 and the door frame connecting member 23, connects the outer door frame member and the door frame connecting member, and blocks the inner side of the door opening to play the roles of connection and beauty; when in use, the door frame connecting component 23 is directly matched with the door leaf unit 1, one side of the door frame connecting component 23 at two sides of a door opening is provided with a lock hole (not marked), and the other side is used for installing the hinge 3; the inner frame member 22 is snap-fitted to the frame connecting member 23, and the outer side thereof is in direct contact with the indoor wall surface.

By adopting the scheme, the main body is made of the aluminum alloy material, so that the paint has the advantages of moisture resistance, insect prevention, sun resistance, no cracking, no fading, no mildew, health, no toxicity, no peculiar smell and the like, has good corrosion resistance, can reduce the later maintenance cost, has high recycling value, effectively reduces the dead weight, saves the cost of raw materials, and meets the requirement of environmental protection; meanwhile, the door frame unit and the door leaf unit are made into structures assembled by various components, can be assembled on site and are convenient to carry, and are not easy to damage in the carrying process, so that the carrying efficiency is improved. Meanwhile, when the door frame and the door leaf are installed on site, if individual parts in the door frame and the door leaf have small size difference, sawing processing and adjustment can be carried out on site, and normal construction and delivery and use dates cannot be influenced.

The fan frame in this embodiment is formed by cutting the corresponding end faces of two adjacent frame members 11 into splicing inclined planes which are parallel to each other and form a predetermined angle with respect to the thickness direction of the frame members 11, and providing corner connectors 14 at the corners of two adjacent frame members 11, that is, the fan frame can form a square frame closed structure through the corner connectors. The value of the determined angle is 30-60 degrees, preferably 45 degrees, the splicing and enclosing are easy, and the appearance is attractive.

As shown in fig. 4, the corner connecting member 14 is a right-angle cavity structure, so as to better match the size of the side frame member and reduce the self-weight; meanwhile, the inner sides of the two sides are provided with saw-toothed shapes for enhancing the friction coefficient of the contact surface between the frame members, and the frame members can be connected and fixed with the frame members through screws.

The door leaf unit 1 in this embodiment further comprises a hinge fixing block 16 provided on the outer side of the leaf frame for supporting the mounting of the hinge 3, a supporting beam 17 provided on the inner side of the leaf frame and a door lock fixing block 18 for supporting the mounting of a door lock (not shown), and a door face molding 15 provided on the door panel 12. Two internal supporting beams are fixedly arranged on the inner side of the fan frame through self-tapping nails, and the fan frame is supported and fixed. The door lock fixing block 18 is used for installing a door lock so as to ensure the connection strength after the door lock is installed; the hinge fixing block 16 is used for installing the hinge 3 so as to increase the connecting strength of the hinge and avoid screw failure caused by the self weight of the door leaf; in addition, a door stopper fixing block (not shown) can be arranged on the inner side of the fan frame and used for installing a door stopper (not shown) so as to enhance the strength of an aluminum plate at the installation position of the door stopper and avoid the phenomenon that the door stopper is repeatedly impacted to cause pits or screws to fall off; the door lock fixing block, the hinge fixing block, the door stopper fixing block and the frame component section bar of the sash frame are in a splicing fit relationship; the door lock is a conventional part and is used for being connected with the door frame unit, and when the suit door is in a closed state in the using process, the lock can be used for locking and playing a role in safety and theft prevention; the door surface modeling 15 can be provided with different modeling patterns according to the requirements of customers, so that the product effect is not single any more and becomes beautiful.

The following explains the specific assembly steps of the present door leaf unit: firstly, cutting two door plates 12 into a fixed size, splicing four frame members 11 forming a fan frame into a square frame whole by using self-tapping screws and angle connecting pieces 14, and fixedly mounting two internal supporting cross beams 17 on the inner side of the fan frame by using connecting angle aluminum and the self-tapping screws to play a role in supporting and fixing the fan frame; then, inserting two cut door panels 12 into the front and back grooves of the mouth parts at the two sides of the fan frame, and then respectively buckling four outer frame guard plates 13 into the frame members 11 of the fan frame in an inserting manner on each frame member 11; thus, the door leaf unit connecting structure of the whole suit door is completed; finally, according to different customer demands, the characteristics of the door surface modeling 15 can be selected and processed or installed, the hinge 3 and the door lock are installed well, and the door surface modeling 15 is fixedly installed on the outer side surface of the door plate 12 through self-tapping screws, so that the effects of decorating the door plate and improving the overall attractiveness of the metal door are achieved.

As shown in fig. 7, the outer frame members 21 on the top and both sides of the outer frame in this embodiment are connected by gusset members 25, i.e., the gusset members connect the outer frame members 21 on both sides of the door opening and the outer frame member 21 on the top to form a single body.

As shown in fig. 8, the door frame connecting members 23 of the door frame connecting frame in this embodiment are connected to the top and both sides thereof by the angle members 26, that is, the angle members connect the door frame connecting members 23 of both sides of the door opening and the door frame connecting members 23 of the top to be integrated.

As shown in fig. 9, the cross-sectional structures of the outer door frame member 21 and the inner door frame member 22 in the present embodiment are each composed of a "9-like" portion 211 and a "U-like" portion 212, the "U-like" portion 212 provided on the outer door frame member 21 is arranged higher than the top surface of the "9-like" portion 211, the "U-like" portion 212 provided on the inner door frame member 22 is arranged flush with the top surface of the "9-like" portion 211, and the opening directions of the "9-like" portion 211 and the "U-like" portion 212 are the same. The section structure of the doorframe connecting member 23 is composed of a transverse cavity 231, a vertical cavity 232, a first groove 233 and a second groove 234, wherein the vertical cavity 232 is arranged on the transverse cavity 231, and the transverse cavity 231 is aligned with the vertical cavity 232 on one side; the vertical cavity 232 is provided with a first recess 233 at the end facing away from the lateral cavity 231, recessed and adapted to correspond to the "U-like" portion 212 of the inner frame member 22; the transverse chamber 231 is provided with a second groove 234 extending outwardly on the other side of the side aligned with respect to the vertical chamber 232 and adapted to correspond to the "U-like" portion 212 of the outer door frame member 21, and the first groove 233 is directed away from the opening of the second groove 234. Therefore, the U-shaped part of the inner door frame member is connected with the first groove of the door frame connecting member in a fastening manner, so that the U-shaped part and the first groove are stably and reliably connected, namely, the inner walls of two sides of the first groove are provided with flanges, and the outer walls of two sides of the U-shaped part of the inner door frame member are provided with catching grooves matched with the flanges. Of course, in different embodiments, the connection relationship between the two may also be an interference fit plug-in connection.

The upper cavity 213 and the lower vertical wall 214 of the "9-like" part 211 in this embodiment are provided with two opposite ribs 215, which function to form a reinforcing support to reinforce the surface strength thereof on the one hand, and to form a semi-sealed area inside which a reinforcing aluminum plate can be inserted according to the product requirements to reinforce the strength at this position on the other hand. The vertical cavity 232 is provided with two opposite ribs 235 for stopping a door leaf hinge fixing plate (not shown), and the function of the ribs can be referred to the above ribs. The back of the second groove 234 is provided with a T-shaped groove 236 having the same opening direction as the first groove 233 and used for installing a door leaf sealing strip (not shown). The door leaf sealing strip is in sliding fit with the door frame connecting component, plays a role in sealing between the door leaf unit and the door frame unit in the using process, and prevents impact sound generated when the door is closed; the door leaf hinge fixing plate is arranged inside the door frame connecting component on the door leaf hinge side, and plays a role in reinforcing the hinge during installation, so that the situation that the screw at the hinge is dropped and fails due to the fact that the door leaf unit is too heavy is prevented.

The following explains the specific assembling steps of the door frame unit: firstly, connecting the left and right outer door frame members 21 at the top by using corner piece members 25, and assembling the corner piece members and the outer door frame members into an integral outer door frame structure by matching with screws; then the assembled outer door frame is fixed on the outer wall surface of the door opening of the house; and sliding the door leaf sealing strip in the inner side of the T-shaped groove 236 of the door frame connecting member 23; then the left and right sides and the top door frame connecting component 23 are connected by using the angle component 26 and assembled into an integral door frame connecting frame structure by matching with screws, and a door leaf hinge fixing plate is plugged into the vertical cavity 232 of the door frame connecting component 23 at one side of the door frame connecting frame, which is provided with the hinge 3, and is pushed into a designated position; then the honeycomb plates 24 at the left side, the right side and the top of the door opening are arranged in the second groove 234 of the door frame connecting member 23 of the door frame connecting frame; then transversely pushing the door frame connecting frame provided with the honeycomb plate 24 into the door opening hole, so that the other end of the honeycomb plate 24 is spliced and matched with the outer door frame; and a proper amount of foaming glue is injected into the gap between the inner side of the wall surface of the door opening and the door frame connecting frame for filling and fixing; finally, an inner door frame structure composed of inner door frame members 22 is fastened to the door frame connecting frame, and the indoor direction of the inner door frame is completely attached to the wall surface.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims (10)

1. An aluminum alloy stamping suit door connecting structure comprises a door leaf unit (1) and a door frame unit (2) which are rotationally connected through a hinge (3), and is characterized in that the door leaf unit consists of frame members (11), door plates (12) and frame outer protecting plates (13), the four frame members are arranged and form a fan frame of a square closed structure, door plates are respectively embedded in openings at two sides of the fan frame, the frame members at the periphery of the fan frame are respectively buckled with the frame outer protecting plates, and the frame outer protecting plates are used for assembling the fan frame and the door plates at the two sides of the fan frame into a whole; the door frame unit comprises outer door frame component (21), interior door frame component (22), door frame connecting elements (23), honeycomb panel (24), and outer door frame component, interior door frame component and door frame connecting elements all set up to three, and splice into groove structure's outer door frame, interior door frame and door frame link separately, and it has the honeycomb panel to peg graft between outer door frame and the door frame link, and the door frame link deviates from the back of outer door frame and leaves face and interior door frame lock joint.

2. The aluminum alloy stamped suit door connection structure of claim 1, wherein the sash frame is cut at the corresponding end surfaces of two adjacent frame members with splicing slopes parallel to each other and forming a predetermined angle with respect to the thickness direction of the frame members, and an angle connector (14) is provided at the corner of two adjacent frame members, the predetermined angle being 30 ° to 60 °.

3. The aluminum alloy stamped suit door connection structure of claim 1, wherein the door leaf unit further comprises hinge fixing blocks (16) provided on the outer side of the leaf frame for supporting the hinge installation, and supporting cross beams (17) provided on the inner side of the leaf frame and door lock fixing blocks (18) for supporting the door lock installation.

4. The aluminum alloy stamped suit door connection structure of claim 1, wherein the door panels are provided with a door facing molding (15).

5. The aluminum alloy stamped suit door connection structure as claimed in claim 1, wherein the outer frame members of the outer frame on the top and both sides thereof are connected by corner piece members (25), and the frame members of the frame connection frame on the top and both sides thereof are connected by corner type members (26).

6. The aluminum alloy punching set door connecting structure according to claim 1, wherein the cross-sectional structures of the outer door frame member and the inner door frame member are both composed of a "type 9" part (211) and a "type U" part (212), the "type U" part arranged on the outer door frame member is higher than the top surface of the "type 9" part, the "type U" part arranged on the inner door frame member is flush with the top surface of the "type 9" part, and the opening directions of the "type 9" part and the "type U" part are the same.

7. The aluminum alloy punching set door connection structure of claim 6, wherein the upper cavity (213) and the lower vertical wall (214) of the 9-like part are provided with two opposite ribs (215).

8. The aluminum alloy stamped suit door connection structure of claim 6, wherein the section structure of the door frame connection member is composed of a transverse cavity (231), a vertical cavity (232), a first groove (233), and a second groove (234), wherein the vertical cavity is arranged on the transverse cavity, and the transverse cavity and the vertical cavity are aligned on one side; the end, deviating from the transverse cavity, of the vertical cavity is provided with a first groove which is inwards sunk and corresponds to the U-shaped part of the inner door frame member; the transverse cavity is provided with a second groove which extends outwards and is used for corresponding to the U-shaped part of the outer door frame member on the other side of the side aligned with the vertical cavity, and the opening direction of the first groove is deviated from the opening direction of the second groove.

9. The aluminum alloy stamped suit door connection structure of claim 8, wherein two oppositely arranged protruding ridges (235) for stopping the door leaf hinge fixing plate are arranged in the vertical cavity.

10. The aluminum alloy stamped suit door connection structure of claim 8, wherein the back of the second groove is provided with a T-shaped groove (236) which has the same opening direction as the first groove and is used for installing a door leaf sealing strip.

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