Lightweight metal plate structure

Abstract

The utility model discloses a light-weight sheet metal structure which comprises a sheet metal shell and a clamping plate, special-shaped frames are welded to the four corners in the sheet metal shell, a base plate is fixedly installed between every two adjacent special-shaped frames, a foam layer is bonded to one side of each base plate, a reinforcing rib is fixedly installed in the clamping plate, a groove is formed in the reinforcing rib, and the clamping plate is fixedly connected with the reinforcing rib. A second rubber ring adheres to the middle of the reinforcing rib, a light and thin cotton plate is fixedly mounted in the second rubber ring, a silencing layer adheres to the outer portion of the reinforcing rib, a cavity is formed in the clamping plate, a plurality of inserting rods are fixedly inserted into one side of the clamping plate, a sealing gasket adheres to the inner wall of the metal plate shell, and a plurality of inner fixing plates are fixedly mounted in the sealing gasket. The base plate and the foam layer are sequentially installed in the metal plate shell, so that the weight of the metal plate shell is reduced, the reinforcing ribs and the cavities are arranged in the clamping plate, the weight of the clamping plate is reduced through the cavities, the reinforcing ribs reinforce the structure, and meanwhile the weight of the clamping plate can be reduced through the grooves in the reinforcing ribs.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal, in particular to a lightweight sheet metal structure. Background Art

[0002] The function of new energy charging piles is similar to that of gas pumps in gas stations. They can be fixed on the ground or wall and installed in public buildings. Charging piles refer to charging equipment that provides charging services for electric vehicles. Sheet metal is a comprehensive cold processing technology for metal sheets, including shearing, punching / cutting / compounding, folding, welding and forming. Sheet metal parts are products processed by sheet metal technology and are used in equipment such as charging piles, electric control boxes and drive boxes.

[0003] For example, an embedded sheet metal structure with authorization announcement number CN219827372U includes an upper sheet metal plate, wherein the right end of the upper sheet metal plate is slidably connected to a right sheet metal plate, and the left end of the upper sheet metal plate is slidably connected to a left sheet metal plate.

[0004] Sheet metal structures are installed in equipment such as charging piles, electric control boxes and drive boxes. However, most sheet metal structures have a certain weight, which is time-consuming and labor-intensive to replace and transfer. The weight of the sheet metal structure needs to be further reduced. Therefore, it is urgent to design a lightweight sheet metal structure to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a lightweight sheet metal structure to solve the above-mentioned deficiencies in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A lightweight sheet metal structure comprises a sheet metal shell and a pallet, wherein special-shaped frames are welded at the four inner corners of the sheet metal shell, a pad is fixedly installed between two adjacent special-shaped frames, a foam layer is bonded to one side of the pad, a reinforcing rib is fixedly installed inside the pallet, and a groove is provided inside the reinforcing rib, a second rubber ring is bonded to the middle of the reinforcing rib, a thin cotton board is fixedly installed inside the second rubber ring, a sound-absorbing layer is bonded to the outside of the reinforcing rib, and a cavity is provided inside the pallet.

[0008] Preferably, a plurality of plug-in rods are fixedly plugged into one side of the clamping plate, and a sealing gasket is bonded to the inner wall of the sheet metal shell.

[0009] Preferably, a plurality of inner fixing plates are fixedly installed inside the sealing gasket, and a clamping groove is provided inside the inner fixing plate.

[0010] Preferably, a plurality of rubber rings 1 are bonded to the inner wall of the clamping groove, and the plug-in rod is inserted inside the rubber ring 1.

[0011] Preferably, mounting plates are welded on both sides of the interior of the sheet metal housing, and threaded holes are provided inside the mounting plates.

[0012] Preferably, a flow port is opened on one side of the sheet metal shell, and one side of the clamping plate is inserted into the inside of the clamping groove.

[0013] In the above technical scheme, the utility model provides a lightweight sheet metal structure, which reduces the weight of the sheet metal shell by arranging a pad, a foam layer, a cardboard and a reinforcing rib. The pad and the foam layer are sequentially installed inside the sheet metal shell, and the weight of the sheet metal shell is reduced. The cardboard is provided with reinforcing ribs and cavities. The cavity reduces the weight of the cardboard, and the reinforcing ribs can strengthen the structure while the grooves inside can reduce the weight of the cardboard; by arranging a sound-absorbing layer and a thin cotton board, the sound-absorbing layer is arranged in the cardboard, and the thin cotton board is installed in the reinforcing ribs, and the sound-absorbing layer and the thin cotton board can reduce the propagation of the cardboard noise; by arranging a plug-in rod and an inner fixing plate, a plug-in rod is installed on the outside of the cardboard, and the plug-in rod can be inserted into a rubber ring of the inner fixing plate to facilitate the connection between the sheet metal shell and the cardboard; by arranging a mounting plate and a sealing gasket, the mounting plate can be connected and fixed with other equipment, and the sealing gasket is in the sheet metal shell to improve the sealing strength of the inner wall of the sheet metal shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 A three-dimensional structural schematic diagram of a lightweight sheet metal structure embodiment of the utility model.

[0016] Figure 2 A cross-sectional schematic diagram is provided for an embodiment of a lightweight sheet metal structure of the utility model.

[0017] Figure 3 A schematic cross-sectional view of a sheet metal shell provided for a lightweight sheet metal structure embodiment of the utility model.

[0018] Figure 4 A schematic cross-sectional view of a pallet provided in accordance with an embodiment of a lightweight sheet metal structure of the utility model.

[0019] Description of reference numerals:

[0020] 1 sheet metal shell, 2 mounting plate, 3 sealing gasket, 4 inner fixing plate, 5 clamping groove, 6 threaded hole, 7 foam layer, 8 pad, 9 special-shaped frame, 10 flow port, 11 clamping plate, 12 rubber ring 1, 13 plug-in rod, 14 reinforcing rib, 15 groove, 16 sound-absorbing layer, 17 thin cotton board, 18 rubber ring 2, 19 cavity. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-4 As shown, a lightweight sheet metal structure provided by an embodiment of the utility model includes a sheet metal shell 1 and a cardboard 11, special-shaped frames 9 are welded at the four corners inside the sheet metal shell 1, a pad 8 is fixedly installed between two adjacent special-shaped frames 9, a foam layer 7 is bonded to one side of the pad 8, a reinforcing rib 14 is fixedly installed inside the cardboard 11, and a groove 15 is opened inside the reinforcing rib 14, a rubber ring 18 is bonded in the middle of the reinforcing rib 14, a thin cotton board 17 is fixedly installed inside the rubber ring 18, a sound-absorbing layer 16 is bonded to the outside of the reinforcing rib 14, and a cavity 19 is opened inside the cardboard 11.

[0023] Specifically, in this embodiment, a sheet metal shell 1 and a cardboard 11 are included. Special-shaped frames 9 are welded at the four corners of the interior of the sheet metal shell 1. A pad 8 is fixedly installed between two adjacent special-shaped frames 9. The side of the pad 8 can be installed on the outside of the special-shaped frame 9. A foam layer 7 is bonded to one side of the pad 8. The foam layer 7 and the pad 8 are installed in sequence to reduce the weight inside the sheet metal shell 1. A reinforcing rib 14 is fixedly installed inside the cardboard 11. The cross-arrangement of the reinforcing rib 14 can improve the structural strength of the cardboard 11, and the reinforcing rib 14 is provided inside. A groove 15 is formed in the reinforcing rib 14 to reduce the weight of the reinforcing rib 14. A rubber ring 18 is bonded to the middle of the reinforcing rib 14. A thin cotton board 17 is fixedly installed inside the rubber ring 18. A sound-absorbing layer 16 is bonded to the outside of the reinforcing rib 14. The thin cotton board 17 is also arranged inside the sound-absorbing layer 16. The thin cotton board 17 and the sound-absorbing layer 16 can reduce noise and reduce the spread of noise. A cavity 19 is formed inside the card board 11. The cavity 19 reduces the weight of the card board 11 and realizes the lightweight of the card board 11.

[0024] The utility model provides a lightweight sheet metal structure, which reduces the weight of the sheet metal shell 1 by arranging a pad 8, a foam layer 7, a cardboard 11 and a reinforcing rib 14. The pad 8 and the foam layer 7 are sequentially installed inside a sheet metal shell 1, and the cardboard 11 is provided with a reinforcing rib 14 and a cavity 19. The cavity 19 reduces the weight of the cardboard 11, and the reinforcing rib 14 strengthens the structure while the groove 15 inside the cardboard 11 can reduce the weight of the cardboard 11.

[0025] In another embodiment provided by the present utility model, Figure 1 and Figure 4 As shown, a plurality of plug-in rods 13 are fixedly plugged into one side of the clamping plate 11 , and the number of the plug-in rods 13 is three. A sealing gasket 3 is bonded to the inner wall of the sheet metal shell 1 , and the sealing gasket 3 strengthens the sealing degree of the inner wall of the sheet metal shell 1 .

[0026] In another embodiment provided by the present utility model, Figure 1 and Figure 2 As shown, a plurality of inner fixing plates 4 are fixedly installed inside the sealing gasket 3 , and a clamping groove 5 is provided inside the inner fixing plate 4 , and one side of the clamping plate 11 can be inserted into the inside of the clamping groove 5 .

[0027] In another embodiment provided by the present utility model, Figure 1 and Figure 2 As shown, a plurality of rubber rings 12 are bonded to the inner wall of the card slot 5, and a plug-in rod 13 is inserted into the inside of the rubber ring 12. The plug-in rod 13 on the card plate 11 can be inserted into the inside of the rubber ring 12, so that the card plate 11 and the sheet metal housing 1 are connected as a whole.

[0028] In another embodiment provided by the present utility model, Figure 1 and Figure 2 As shown, mounting plates 2 are welded on both sides of the interior of the sheet metal housing 1 , threaded holes 6 are provided inside the mounting plates 2 , and screws are inserted into the threaded holes 6 to connect and install other components and the mounting plates 2 .

[0029] In another embodiment provided by the present utility model, Figure 1 and Figure 2 As shown, a flow port 10 is opened on one side of the sheet metal shell 1, and the flow port 10 allows the air on one side of the sheet metal shell 1 to be transmitted to the other side. One side of the clamping plate 11 is inserted into the inside of the clamping groove 5, and the clamping plate 11 can be installed in the inner fixing plate 4 to set the space inside the sheet metal shell 1.

[0030] Working principle: The four corners of the inner part of the sheet metal shell 1 are equipped with special-shaped frames 9, which support the inner part of the sheet metal shell 1. The pad 8 and the foam layer 7 are installed in the sheet metal shell 1 in sequence to reduce the weight of the sheet metal shell 1. The inner fixing plate 4 is installed inside the sheet metal shell 1. The plug-in rod 13 on one side of the cardboard 11 can be inserted into the rubber ring 12 in the inner fixing plate 4, so that the cardboard 11 and the sheet metal shell 1 are connected as a whole. The inner part of the cardboard 11 is provided with a cavity 19 to reduce the weight of the cardboard 11. The reinforcing ribs 14 are cross-arranged in the cardboard 11 to support the structure of the cardboard 11. The grooves in the reinforcing ribs 14 15 can reduce the weight of the reinforcing rib 14, and a rubber ring 18 is provided in the middle of the reinforcing rib 14, and a thin cotton board 17 is installed in the rubber ring 18. The cardboard 11 and the sheet metal shell 1 constitute a component in the charging pile. The thin cotton board 17 and the sound-absorbing layer 16 can reduce the propagation of noise in the sheet metal of the charging pile. The cardboard 11 partitions the space on the sheet metal shell 1. The inner wall of the sheet metal shell 1 is provided with a sealing gasket 3. The sealing gasket 3 strengthens the sealing effect of the sheet metal shell 1. The mounting plate 2 is installed on the inner wall of the sheet metal shell 1. The threaded hole 6 on the mounting plate 2 can be used to install screws and other equipment together.

[0031] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A lightweight sheet metal structure, comprising a sheet metal shell (1) and a cardboard (11), characterized in that: Special-shaped frames (9) are welded at the four corners of the sheet metal shell (1), a pad (8) is fixedly installed between two adjacent special-shaped frames (9), a foam layer (7) is bonded to one side of the pad (8), a reinforcing rib (14) is fixedly installed inside the cardboard (11), and a groove (15) is provided inside the reinforcing rib (14), a second rubber ring (18) is bonded in the middle of the reinforcing rib (14), a thin cotton board (17) is fixedly installed inside the second rubber ring (18), a sound-absorbing layer (16) is bonded to the outside of the reinforcing rib (14), and a cavity (19) is provided inside the cardboard (11).

2. A lightweight sheet metal structure according to claim 1, characterized in that: A plurality of plug-in rods (13) are fixedly plugged into one side of the clamping plate (11), and a sealing gasket (3) is bonded to the inner wall of the sheet metal shell (1).

3. A lightweight sheet metal structure according to claim 2, characterized in that: A plurality of inner fixing plates (4) are fixedly installed inside the sealing gasket (3), and a clamping groove (5) is provided inside the inner fixing plate (4).

4. A lightweight sheet metal structure according to claim 3, characterized in that: A plurality of rubber rings (12) are bonded to the inner wall of the clamping groove (5), and the plug-in rod (13) is inserted into the inside of the rubber ring (12).

5. The lightweight sheet metal structure according to claim 1, characterized in that: Mounting plates (2) are welded on both sides of the interior of the sheet metal housing (1), and threaded holes (6) are provided inside the mounting plates (2).

6. A lightweight sheet metal structure according to claim 3, characterized in that: A flow opening (10) is provided on one side of the sheet metal housing (1), and one side of the clamping plate (11) is inserted into the interior of the clamping groove (5).

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