Fabricated metal plate wall surface connecting structure

Abstract

The utility model provides an assembly type metal plate wall surface connecting structure which is characterized in that a building wall body is vertically arranged in the left-right direction, a through-wall bolt is arranged in the front-back direction and penetrates through the building wall body in the front-back direction, and a rear fixing nut is located behind the building wall body, abuts against the building wall body and is sleeved with and meshed with the rear end of the through-wall bolt in a threaded mode. The transverse keel is located in front of a building wall, abuts against the building wall and is arranged at the front end of the through-wall bolt in a sleeving mode, the front fixing nut is located in front of the transverse keel, abuts against the transverse keel, and is in threaded engagement with the front end of the through-wall bolt in a sleeving mode, and the vertical keel is located in front of the transverse keel. The keel connecting piece is located between the transverse keel and the vertical keel and connected with the transverse keel and the vertical keel, the metal veneer is vertically arranged in the left-right direction, and the metal veneer is located in front of the vertical keel and connected with the vertical keel in a clamped mode. The structure is stable, construction is convenient and fast, and damage to the wall is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to the technical field of wall exterior decoration construction, and specifically refers to an assembled metal plate wall connection structure. Background Art

[0002] Construction is a production activity carried out by people using various building materials, mechanical equipment and specific design blueprints in a certain space and time to build various building products. It includes the entire production process from construction preparation, groundbreaking to project completion acceptance.

[0003] With the advancement of science and technology and economic development, the number and scale of prefabricated buildings in China are constantly increasing, and ALC strip partitions are widely used. ALC strips are autoclaved lightweight aerated concrete partition boards, referred to as ALC (Autoclaved Lightweight Concrete) boards. They are made of silica sand, cement, and lime as the main raw materials, reinforced with rust-proof steel bars, and cured at high temperature, high pressure, and steam to form a porous concrete product. They have the advantages of light weight, good fire resistance and sound insulation, green environmental protection, economy, and convenient construction.

[0004] With the large-scale use of ALC strip partition walls, the corresponding supporting fine decoration construction technology is in urgent need of updating and large-scale development and application. Because the existing wall exterior decoration construction usually uses expansion bolts to fix, and the galvanized square tube is required as the main force point, the wall will be damaged when the expansion bolts are tightened on the ALC strip partition wall.

[0005] Therefore, it is hoped to provide a wall exterior decoration connection structure, which has a stable structure, is convenient to construct, and effectively reduces damage to the wall. Utility Model Content

[0006] In order to overcome the shortcomings of the above-mentioned prior art, one purpose of the utility model is to provide an assembled metal plate wall connection structure, which has a stable structure, convenient construction, effectively reduces damage to the wall, and is suitable for large-scale promotion and application.

[0007] Another object of the utility model is to provide an assembled metal plate wall connection structure, which has a clever design, a simple structure, is easy to manufacture, has a low manufacturing cost, and is suitable for large-scale promotion and application.

[0008] In order to achieve the above purpose, the utility model provides an assembled metal plate wall connection structure, including a building wall, the building wall is arranged vertically and along the left and right directions, and its characteristics are that the assembled metal plate wall connection structure also includes through-wall bolts, front fixing nuts, rear fixing nuts, transverse keels, keel connectors, vertical keels and metal decorative panels, wherein:

[0009] The through-wall bolt is arranged along the front-to-back direction and penetrates the building wall along the front-to-back direction, the rear fixing nut is located behind the building wall and abuts against the building wall, the rear fixing nut is sleeved and threadedly engaged with the rear end of the through-wall bolt, the transverse keel is located in front of the building wall and abuts against the building wall and is sleeved on the front end of the through-wall bolt, the front fixing nut is located in front of the transverse keel and abuts against the transverse keel, the front fixing nut is sleeved and threadedly engaged with the front end of the through-wall bolt, the vertical keel is located in front of the transverse keel, the keel connector is located between the transverse keel and the vertical keel and connects the transverse keel and the vertical keel respectively, the metal decorative panel is vertically arranged and arranged along the left-right direction, the metal decorative panel is located in front of the vertical keel and is clamped and connected to the vertical keel.

[0010] Preferably, a groove is provided on the rear side of the building wall along the front-to-rear direction, the rear end of the through-wall bolt and the rear fixing nut are both located in the groove, and the rear fixing nut is located behind the bottom of the groove and abuts against the bottom of the groove.

[0011] Preferably, the transverse keel is a C-shaped keel, and the transverse keel includes an upper fixing plate, a lower fixing plate and an intermediate connecting plate, the intermediate connecting plate is vertically arranged and arranged along the left-right direction, the intermediate connecting plate is located in front of the building wall and abuts against the building wall and is sleeved on the front end of the through-wall bolt, the front fixing nut is located in front of the intermediate connecting plate and abuts against the intermediate connecting plate, the upper fixing plate and the lower fixing plate are both horizontally arranged and arranged along the left-right direction and spaced apart from each other up and down, the intermediate connecting plate is located between the rear side of the upper fixing plate and the rear side of the lower fixing plate and are respectively connected to the rear side of the upper fixing plate and the rear side of the lower fixing plate, and the keel connector is located in front of the intermediate connecting plate and abuts against and is connected to the intermediate connecting plate.

[0012] Preferably, the vertical keel is a rectangular keel, which is arranged along the left-right direction, the keel connector and the rectangular keel are abutted against and connected to each other on the left and right sides, a slot is vertically arranged on the front side of the rectangular keel, and the metal decorative panel extends rearward with a vertical clip, and the vertical clip is clamped in the slot along the front-back direction.

[0013] More preferably, the left side wall of the slot is a left V-shaped side wall, which is vertically arranged and extends toward the right rear and then toward the left rear in a direction from front to rear, and the right side wall of the slot is a right V-shaped side wall, which is vertically arranged and extends toward the left rear and then toward the right rear in a direction from front to rear, the left V-shaped side wall and the right V-shaped side wall are oppositely arranged left and right, and the vertical clamping plate is inserted between the left V-shaped side wall and the right V-shaped side wall along the front-to-back direction and respectively abuts against the left V-shaped side wall and the right V-shaped side wall.

[0014] Preferably, the keel connector includes an L-shaped connector, a first fixing member and a second fixing member, the L-shaped connector includes a front connecting plate and a rear connecting plate, the rear connecting plate is vertically arranged and arranged along the left-right direction, the front connecting plate is vertically arranged and arranged along the front-to-back direction, the rear end of the front connecting plate is connected to the right end or the left end of the rear connecting plate, the rear connecting plate is located in front of the transverse keel and abuts against the transverse keel, the first fixing member is arranged along the front-to-back direction and penetrates along the front-to-back direction and threadedly engages the rear connecting plate and the transverse keel to fix the rear connecting plate and the transverse keel together, the front connecting plate and the vertical keel are arranged to abut against each other left and right, and the second fixing member is arranged along the left-to-right direction and penetrates along the left-to-right direction and threadedly engages the front connecting plate and the vertical keel to fix the front connecting plate and the vertical keel together.

[0015] More preferably, the first fixing member and the second fixing member are both fixing screws.

[0016] Preferably, the metal decorative panel is an electrostatically sprayed steel plate.

[0017] Preferably, the transverse keel and the vertical keel are both light steel keels.

[0018] Preferably, the building wall is an ALC strip board wall.

[0019] The beneficial effects of the utility model are mainly:

[0020] 1. In the assembled metal plate wall connection structure of the utility model, the building wall is arranged vertically and along the left and right directions, the through-wall bolts are arranged along the front and rear directions and penetrate the building wall along the front and rear directions, the rear fixing nut is located behind the building wall and abuts against the building wall, is sleeved and threadedly engaged with the rear end of the through-wall bolt, the transverse keel is located in front of the building wall and abuts against the building wall and is sleeved on the front end of the through-wall bolt, the front fixing nut is located in front of the transverse keel and abuts against the transverse keel, is sleeved and threadedly engaged with the front end of the through-wall bolt, the vertical keel is located in front of the transverse keel, the keel connector is located between the transverse keel and the vertical keel and respectively connects the transverse keel and the vertical keel, the metal decorative panel is arranged vertically and along the left and right directions, the metal decorative panel is located in front of the vertical keel and is clamped and connected to the vertical keel, therefore, the structure is stable, the construction is convenient, the damage to the wall is effectively reduced, and it is suitable for large-scale promotion and application.

[0021] 2. In the assembled metal plate wall connection structure of the utility model, the building wall is arranged vertically and along the left-right direction, the through-wall bolt is arranged along the front-back direction and penetrates the building wall along the front-back direction, the rear fixing nut is located behind the building wall and abuts against the building wall, is sleeved and threadedly engaged with the rear end of the through-wall bolt, the transverse keel is located in front of the building wall and abuts against the building wall and is sleeved on the front end of the through-wall bolt, the front fixing nut is located in front of the transverse keel and abuts against the transverse keel, is sleeved and threadedly engaged with the front end of the through-wall bolt, the vertical keel is located in front of the transverse keel, the keel connector is located between the transverse keel and the vertical keel and respectively connects the transverse keel and the vertical keel, the metal decorative panel is arranged vertically and along the left-right direction, the metal decorative panel is located in front of the vertical keel and is clamped and connected to the vertical keel. Therefore, it has ingenious design, simple structure, simple manufacturing, low manufacturing cost, and is suitable for large-scale promotion and application.

[0022] These and other objects, features and advantages of the present invention are fully reflected in the following detailed description and drawings, and can be achieved by the means, devices and their combinations specifically pointed out in the content of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a partial schematic diagram of a front perspective view of a specific embodiment of the assembled metal plate wall connection structure of the utility model.

[0024] Figure 2 yes Figure 1 The illustrated embodiment is a perspective partial schematic diagram from the right.

[0025] Figure 3 yes Figure 2 A partial enlarged schematic diagram of the structure shown.

[0026] Figure 4 yes Figure 1The illustrated embodiment is a perspective partial schematic view from above.

[0027] Figure 5 yes Figure 4 A partial enlarged schematic diagram of the structure shown.

[0028] (Explanation of symbols)

[0029] 1 building wall; 2 through-wall bolts; 3 front fixing nuts; 4 rear fixing nuts; 5 horizontal keels; 6 keel connectors; 7 vertical keels; 8 metal decorative panels; 9 grooves; 10 upper fixing plates; 11 lower fixing plates; 12 middle connecting plates; 13 slots; 14 vertical clips; 15 L-shaped connectors; 16 front connecting plates; 17 rear connecting plates; 18 first fixings; 19 second fixings. DETAILED DESCRIPTION

[0030] In order to more clearly understand the technical content of the present invention, the following embodiments are specifically described. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention.

[0031] See also Figure 1 to Figure 5 As shown, in a specific embodiment of the utility model, the assembled metal plate wall connection structure of the utility model includes a building wall 1, a through-wall bolt 2, a front fixing nut 3, a rear fixing nut 4, a transverse keel 5, a keel connector 6, a vertical keel 7 and a metal decorative panel 8, wherein:

[0032] The building wall 1 is arranged vertically and along the left-right direction, the through-wall bolt 2 is arranged along the front-back direction and penetrates the building wall 1 along the front-back direction, the rear fixing nut 4 is located behind the building wall 1 and abuts against the building wall 1, the rear fixing nut 4 is sleeved and threadedly engaged with the rear end of the through-wall bolt 2, the transverse keel 5 is located in front of the building wall 1 and abuts against the building wall 1 and sleeved on the front end of the through-wall bolt 2, the front fixing nut 3 is located in front of the transverse keel 5 and abuts against the transverse keel 5, the front fixing nut 3 is sleeved and threadedly engaged with the front end of the through-wall bolt 2, the vertical keel 7 is located in front of the transverse keel 5, the keel connector 6 is located between the transverse keel 5 and the vertical keel 7 and respectively connects the transverse keel 5 and the vertical keel 7, the metal decorative panel 8 is arranged vertically and along the left-right direction, the metal decorative panel 8 is located in front of the vertical keel 7 and is clamped and connected to the vertical keel 7.

[0033] The rear fixing nut 4 is located behind the building wall 1 and abuts against the building wall 1, and can adopt any suitable structure, see Figure 2 to Figure 4 As shown, in a specific embodiment of the utility model, a groove 9 is provided on the rear side surface of the building wall 1 along the front-to-back direction, the rear end of the through-wall bolt 2 and the rear fixing nut 4 are both located in the groove 9, and the rear fixing nut 4 is located behind the bottom of the groove 9 and abuts against the bottom of the groove 9.

[0034] The transverse keel 5 may have any suitable shape, see Figure 1 and Figure 3 to Figure 5 As shown, in a specific embodiment of the utility model, the transverse keel 5 is a C-shaped keel, and the transverse keel 5 includes an upper fixing plate 10, a lower fixing plate 11 and an intermediate connecting plate 12, the intermediate connecting plate 12 is vertically arranged and arranged along the left and right direction, the intermediate connecting plate 12 is located in front of the building wall 1 and abuts against the building wall 1 and is sleeved on the front end of the through-wall bolt 2, the front fixing nut 3 is located in front of the intermediate connecting plate 12 and abuts against the intermediate connecting plate 12, the upper fixing plate 10 and the lower fixing plate 11 are both horizontally arranged and are both arranged along the left and right direction and are spaced apart from each other up and down, the intermediate connecting plate 12 is located between the rear side of the upper fixing plate 10 and the rear side of the lower fixing plate 11 and are respectively connected to the rear side of the upper fixing plate 10 and the rear side of the lower fixing plate 11, and the keel connector 6 is located in front of the intermediate connecting plate 12 and abuts against and is connected to the intermediate connecting plate 12.

[0035] The vertical keel 7 may have any suitable shape, see Figure 1 to Figure 5 As shown, in a specific embodiment of the utility model, the vertical keel 7 is a rectangular keel, the rectangular keel is arranged along the left-right direction, the keel connector 6 and the rectangular keel are mutually abutted and connected, the front side of the rectangular keel is vertically provided with a clamping groove 13, the metal decorative panel 8 extends backward with a vertical clamping plate 14, and the vertical clamping plate 14 is clamped in the clamping groove 13 along the front-back direction. When clamping, the metal decorative panel 8 is placed in front of the rectangular keel so that the vertical clamping plate 14 is aligned with the clamping groove 13, and then the metal decorative panel 8 is moved backward so that the vertical clamping plate 14 is clamped in the clamping groove 13.

[0036] The slot 13 may have any suitable shape. Figure 5As shown, in a specific embodiment of the utility model, the left side wall of the slot 13 is a left V-shaped side wall, the left V-shaped side wall is vertically arranged and extends from the front to the rear right and then to the rear left, the right side wall of the slot 13 is a right V-shaped side wall, the right V-shaped side wall is vertically arranged and extends from the front to the rear left and then to the rear right, the left V-shaped side wall and the right V-shaped side wall are arranged opposite to each other left and right, the vertical clamping plate 14 is inserted between the left V-shaped side wall and the right V-shaped side wall along the front-to-back direction and respectively abuts against the left V-shaped side wall and the right V-shaped side wall.

[0037] The keel connector 6 may have any suitable configuration. Figure 3 to Figure 5 As shown, in a specific embodiment of the present utility model, the keel connector 6 includes an L-shaped connector 15, a first fixing member 18 and a second fixing member 19, the L-shaped connector 15 includes a front connecting plate 16 and a rear connecting plate 17, the rear connecting plate 17 is vertically arranged and arranged along the left-right direction, the front connecting plate 16 is vertically arranged and arranged along the front-back direction, the rear end of the front connecting plate 16 is connected to the right end or the left end of the rear connecting plate 17, and the rear connecting plate 17 is located in front of the transverse keel 5 and abuts against the transverse The keel 5, the first fixing member 18 is arranged along the front-to-back direction and penetrates along the front-to-back direction and is threadedly engaged with the rear connecting plate 17 and the transverse keel 5 so as to fix the rear connecting plate 17 and the transverse keel 5 together, the front connecting plate 16 and the vertical keel 7 are arranged to abut against each other left and right, the second fixing member 19 is arranged along the left-right direction and penetrates along the left-right direction and is threadedly engaged with the front connecting plate 16 and the vertical keel 7 so as to fix the front connecting plate 16 and the vertical keel 7 together. In the case where the transverse keel 5 includes an upper fixing plate 10, a lower fixing plate 11 and an intermediate connecting plate 12, the rear connecting plate 17 is located in front of the intermediate connecting plate 12 and abuts against the intermediate connecting plate 12, the first fixing member 18 is penetrated along the front-to-back direction and is threadedly engaged with the rear connecting plate 17 and the intermediate connecting plate 12 so as to fix the rear connecting plate 17 and the intermediate connecting plate 12 together. When the vertical keel 7 is a rectangular keel, the front connecting plate 16 and the rectangular keel are arranged to abut against each other left and right, and the second fixing member 19 is passed through along the left and right direction and threadedly engages the front connecting plate 16 and the rectangular keel to fix the front connecting plate 16 and the rectangular keel together.

[0038] Preferably, the number of the keel connectors 6 is 2, wherein in the keel connector 6 on the left, the rear end of the front connecting plate 16 is connected to the right end of the rear connecting plate 17, and the front connecting plate 16 and the left side surface of the rectangular keel are arranged to abut against each other left and right, and the second fixing member 19 is penetrated along the left and right directions and threadedly engaged with the front connecting plate 16 and the left side surface of the rectangular keel so as to fix the front connecting plate 16 and the left side surface of the rectangular keel together; in the keel connector 6 on the right, the rear end of the front connecting plate 16 is connected to the left end of the rear connecting plate 17, and the right side surface of the rectangular keel and the front connecting plate 16 are arranged to abut against each other left and right, and the second fixing member 19 is penetrated along the left and right directions and threadedly engaged with the front connecting plate 16 and the right side surface of the rectangular keel so as to fix the front connecting plate 16 and the right side surface of the rectangular keel together.

[0039] The first fixing member 18 and the second fixing member 19 can be any suitable fixing members. In a specific embodiment of the present invention, the first fixing member 18 and the second fixing member 19 are fixing screws.

[0040] The metal decorative panel 8 can be a metal decorative panel of any suitable material. In a specific embodiment of the present invention, the metal decorative panel 8 is an electrostatically sprayed steel plate. The electrostatically sprayed steel plate has a lower cost than the traditional compact board commonly used in existing wall exterior decoration construction.

[0041] The transverse keel 5 and the vertical keel 7 can be keels made of any suitable material. In a specific embodiment of the present utility model, the transverse keel 5 and the vertical keel 7 are both light steel keels.

[0042] The building wall 1 can be a building wall made of any suitable material. In a specific embodiment of the present invention, the building wall 1 is an ALC strip board wall.

[0043] Obviously, the number of the transverse keels 5 and the number of the vertical keels 7 of the utility model are both multiple, and the specific number can be determined as needed. Here, "multiple" means more than 2, and the multiple transverse keels 5 are arranged vertically at intervals from each other, and the multiple vertical keels 7 are arranged horizontally at intervals from each other. For each transverse keel 5, the number of the through-wall bolts 2 is also multiple, and the specific number can be determined as needed. The multiple through-wall bolts 2 are arranged horizontally at intervals from each other.

[0044] During construction, taking the building wall 1 arranged vertically and in the left-right direction as an example, firstly, the front wall surface of the building wall 1 is checked and laid out, holes are drilled at corresponding points, and then the through-wall bolts 2 are passed through the building wall 1, and the rear fixing nuts 4 are placed behind the building wall 1 and screwed on the rear end of the through-wall bolts 2 for fixing, and the transverse keels 5 are placed in front of the building wall 1 and sleeved on the front end of the through-wall bolts 2 and against the building wall 1, and the front fixing nuts 3 are placed in front of the transverse keels 5 and screwed on the front end of the through-wall bolts 2 for fixing, forming a transverse keel base layer, and then the vertical keels 7 are placed in front of the transverse keels 5, and the vertical keels 7 and the transverse keels 5 are connected and fixed with the keel connectors 6, and then the metal decorative panels 8 are placed in front of the vertical keels 7 and connected with the vertical keels 7 by clamping.

[0045] Compared with the prior art, the utility model has the following beneficial effects:

[0046] 1. In the utility model, in order to effectively improve the installation quality of the metal decorative panel, the through-wall bolts are firmly fixed to the building wall, the horizontal keel is connected to the building wall using the through-wall bolts, the horizontal keel is connected to the vertical keel using the keel connector, and the metal decorative panel is connected to the vertical keel by clip connection to ensure the quality effect of the classic metal wall.

[0047] 2. The utility model adopts assembled construction, which is convenient to construct and effectively improves construction efficiency. It has obvious effects on environmental protection, energy saving and material saving, and plays a good role in creating excellence in engineering.

[0048] Therefore, the utility model adopts the assembled wall metal panel decoration structure of "through-wall bolts + horizontal keels + vertical keels + matching metal decorative panels". By constructing through-wall bolts on the building wall, it plays the role of fixing the expansion bolts in the construction of concrete walls, which can effectively reduce the damage of traditional expansion bolts to building walls such as ALC walls. It does not need to rely on galvanized square tubes as the main stress point, and prevents the expansion of the expansion tube from causing damage to the wall when the expansion bolts are installed and the nuts are tightened. The utility model is convenient for construction, effectively improves construction efficiency, optimizes the construction process, has a more beautiful molding quality, and has good verticality, which can lay the foundation for engineering excellence.

[0049] In summary, the assembled metal plate wall connection structure of the utility model has a stable structure, convenient construction, effectively reduces damage to the wall, has a clever design, a simple structure, is easy to manufacture, has a low manufacturing cost, and is suitable for large-scale promotion and application.

[0050] It can be seen that the purpose of the utility model has been completely and effectively achieved. The function and structural principle of the utility model have been demonstrated and explained in the embodiments. Without departing from the principles, the implementation methods can be modified arbitrarily. Therefore, the utility model includes all modified implementation methods based on the spirit and scope of the claims.

Claims

1. An assembled metal plate wall connection structure, comprising a building wall, wherein the building wall is arranged vertically and in a left-right direction, characterized in that: The assembled metal plate wall connection structure also includes through-wall bolts, front fixing nuts, rear fixing nuts, transverse keels, keel connectors, vertical keels and metal decorative panels, wherein: The through-wall bolt is arranged along the front-to-back direction and penetrates the building wall along the front-to-back direction, the rear fixing nut is located behind the building wall and abuts against the building wall, the rear fixing nut is sleeved and threadedly engaged with the rear end of the through-wall bolt, the transverse keel is located in front of the building wall and abuts against the building wall and is sleeved on the front end of the through-wall bolt, the front fixing nut is located in front of the transverse keel and abuts against the transverse keel, the front fixing nut is sleeved and threadedly engaged with the front end of the through-wall bolt, the vertical keel is located in front of the transverse keel, the keel connector is located between the transverse keel and the vertical keel and connects the transverse keel and the vertical keel respectively, the metal decorative panel is vertically arranged and arranged along the left-right direction, the metal decorative panel is located in front of the vertical keel and is clamped and connected to the vertical keel.

2. The assembled metal plate wall connection structure according to claim 1, characterized in that: A groove is arranged on the rear side of the building wall along the front-to-back direction, the rear end of the through-wall bolt and the rear fixing nut are both located in the groove, and the rear fixing nut is located behind the bottom of the groove and abuts against the bottom of the groove.

3. The assembled metal plate wall connection structure according to claim 1, characterized in that: The transverse keel is a C-shaped keel, and the transverse keel includes an upper fixing plate, a lower fixing plate and an intermediate connecting plate. The intermediate connecting plate is vertically arranged and arranged along the left-right direction. The intermediate connecting plate is located in front of the building wall and abuts against the building wall and is sleeved on the front end of the through-wall bolt. The front fixing nut is located in front of the intermediate connecting plate and abuts against the intermediate connecting plate. The upper fixing plate and the lower fixing plate are both horizontally arranged and arranged along the left-right direction and are spaced apart from each other up and down. The intermediate connecting plate is located between the rear side of the upper fixing plate and the rear side of the lower fixing plate and are respectively connected to the rear side of the upper fixing plate and the rear side of the lower fixing plate. The keel connector is located in front of the intermediate connecting plate and abuts against and is connected to the intermediate connecting plate.

4. The assembled metal plate wall connection structure according to claim 1, characterized in that: The vertical keel is a rectangular keel, which is arranged along the left-right direction. The keel connector and the rectangular keel are abutted against and connected to each other on the left and right sides. A card slot is vertically arranged on the front side of the rectangular keel. The metal decorative panel extends rearward with a vertical card plate, and the vertical card plate is clamped in the card slot along the front-back direction.

5. The assembled metal plate wall connection structure according to claim 4, characterized in that: The left side wall of the card slot is a left V-shaped side wall, the left V-shaped side wall is vertically arranged and extends toward the right rear and then toward the left rear in a direction from front to rear, the right side wall of the card slot is a right V-shaped side wall, the right V-shaped side wall is vertically arranged and extends toward the left rear and then toward the right rear in a direction from front to rear, the left V-shaped side wall and the right V-shaped side wall are oppositely arranged left and right, and the vertical clamping plate is inserted between the left V-shaped side wall and the right V-shaped side wall along the front-to-back direction and respectively abuts against the left V-shaped side wall and the right V-shaped side wall.

6. The assembled metal plate wall connection structure according to claim 1, characterized in that: The keel connecting member includes an L-shaped connecting member, a first fixing member and a second fixing member, the L-shaped connecting member includes a front connecting plate and a rear connecting plate, the rear connecting plate is vertically arranged and arranged along the left and right directions, the front connecting plate is vertically arranged and arranged along the front and rear directions, the rear end of the front connecting plate is connected to the right end or the left end of the rear connecting plate, the rear connecting plate is located in front of the transverse keel and abuts against the transverse keel, the first fixing member is arranged along the front and rear directions and penetrates along the front and rear directions and threadedly engages with the rear connecting plate and the transverse keel so as to fix the rear connecting plate and the transverse keel together, the front connecting plate and the vertical keel are arranged to abut against each other left and right, and the second fixing member is arranged along the left and right directions and penetrates along the left and right directions and threadedly engages with the front connecting plate and the vertical keel so as to fix the front connecting plate and the vertical keel together.

7. The assembled metal plate wall connection structure according to claim 6, characterized in that: The first fixing member and the second fixing member are both fixing screws.

8. The assembled metal plate wall connection structure according to claim 1, characterized in that: The metal decorative panel is an electrostatically sprayed steel plate.

9. The assembled metal plate wall connection structure according to claim 1, characterized in that: The transverse keel and the vertical keel are both light steel keels.

10. The assembled metal plate wall connection structure according to claim 1, characterized in that: The building wall is an ALC strip board wall.

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