CN219181806U - Cabinet (cabinet) - Google Patents

Abstract

The utility model discloses a cabinet, comprising: a chassis assembly; the first splicing pieces are connected with the chassis assembly; the side plate assemblies are arranged on two opposite side edges of the chassis assembly and are connected with the first splicing piece in an inserting mode; a rear plate assembly provided on one side of the chassis assembly; the top plate assembly is arranged on the side plate assembly and the rear plate assembly; the second splice pieces are connected with the top plate assembly, and the side plate assembly and the rear plate assembly are respectively connected with the second splice pieces in an inserting mode to form a cabinet shell of the cabinet. According to the cabinet, the cabinet is split into the independent parts such as the chassis assembly, the side plate assembly, the rear plate assembly and the top plate assembly, each part can be independently used as a process, the mutual influence is avoided, mass production is convenient to achieve, and finally each part can be connected through the first splicing piece and the second splicing piece to form the complete cabinet.

Description

Cabinet (cabinet)

Technical Field

The utility model relates to the technical field of energy storage batteries, in particular to a cabinet.

Background

The common processing mode of the cabinet in the prior art is to concentrate a plurality of processing procedures through a built-in beam column structure and then weld plates outside, so that the continuous-flow type automatic production efficiency is low, the processing speed is low, and the welding deformation is difficult to control.

Disclosure of Invention

The utility model aims to provide a novel technical scheme of a cabinet, which at least can solve the problems of low production efficiency, low processing speed and the like of the cabinet in the prior art.

The utility model provides a cabinet, comprising: a chassis assembly; a plurality of first splice members connected with the chassis assembly to splice the chassis assembly into one body, and a portion of each of the first splice members protrudes out of the chassis assembly; the side plate assemblies are arranged on two opposite side edges of the chassis assembly, and are in plug connection with the first splicing piece; the rear plate assembly is arranged on one side of the chassis assembly and is in plug-in connection with the chassis assembly through the first splicing piece respectively; the top plate assembly is arranged on the side plate assembly and the rear plate assembly; the second splice pieces are connected with the top plate assembly to splice the top plate assembly into a whole, a part of each second splice piece protrudes out of the top plate assembly towards the chassis assembly, and the side plate assembly and the rear plate assembly are respectively connected with the second splice pieces in a plugging mode to form a cabinet shell of the cabinet.

Optionally, the chassis assembly comprises: a first mask; the first boundary beams are connected through one first splicing piece between two adjacent first boundary beams, the first boundary beams are spliced into square boundary beams through the first splicing piece, the square boundary beams are arranged on the first mask, and one side of each first splicing piece, which faces the top plate assembly, protrudes out of the first boundary beam so as to be connected with the side plate assembly or the rear plate assembly.

Optionally, the both ends of first boundary beam are equipped with first cavity respectively, the orientation of curb plate subassembly one side of first splice is equipped with the second cavity, the orientation of back plate subassembly one side of first splice is equipped with the third cavity, first splice includes: a first reinforcing block; the first guide blocks are respectively arranged on the side edges of the first reinforcing blocks and are respectively used for connecting the first cavity, the second cavity or the third cavity.

Optionally, the chassis assembly further comprises: and the first reinforcement beam is connected with the first side beam.

Optionally, the chassis assembly further comprises: the fixed part, the one end of fixed part with first mask is connected, the other end of fixed part is used for connecting ground.

Optionally, the top plate assembly includes: a second mask; the second side beams are spliced by the second splicing pieces, and the second side beams are arranged on one side, facing the chassis assembly, of the second mask.

Optionally, the both ends of second boundary beam are equipped with the fourth cavity respectively, the orientation of curb plate subassembly one side of second splice is equipped with the fifth cavity, the orientation of back plate subassembly one side of second splice is equipped with the sixth cavity, the second splice includes: a second reinforcing block; the second guide blocks are respectively arranged on the side edges of the second reinforcing blocks and are respectively used for connecting the fourth cavity, the fifth cavity or the sixth cavity.

Optionally, the side plate assembly includes: the side plate is provided with the second cavity towards one side of the first splicing piece; the second side beams are arranged on the side plates, and H-shaped structures are formed among the third side beams; and the connecting parts of the adjacent third side beams are provided with the third splicing parts.

Optionally, a seventh cavity is respectively disposed at one end of each third side beam facing the third splicing element, and the third splicing element includes: a third reinforcing block; the third guide blocks are respectively arranged on the side edges of the third reinforcing blocks and are respectively used for being connected with the seventh cavity of the third side beam.

Optionally, the back plate assembly includes: a rear plate; and the second reinforcement beam is arranged on the rear plate.

According to the cabinet, the cabinet is split into the independent parts such as the chassis assembly, the side plate assembly, the rear plate assembly and the top plate assembly, each part can be independently used as a process, the mutual influence is avoided, mass production is convenient to achieve, and finally each part can be connected through the first splicing piece and the second splicing piece to form the complete cabinet.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

FIG. 1 is a schematic diagram of a cabinet according to an embodiment of the utility model;

FIG. 2 is a structural exploded view of a cabinet according to an embodiment of the utility model;

FIG. 3 is a structural exploded view of a chassis assembly of a cabinet according to an embodiment of the utility model;

FIG. 4 is an enlarged partial view of area A of FIG. 3;

fig. 5 is a structural exploded view of a top panel assembly of a cabinet according to an embodiment of the utility model;

fig. 6 is a structural exploded view of a side panel assembly of a cabinet according to an embodiment of the utility model;

FIG. 7 is a structural exploded view of a back panel assembly of a cabinet according to an embodiment of the utility model;

FIG. 8 is a partial schematic view of a first splice and side panel of a cabinet to be assembled according to an embodiment of the utility model;

fig. 9 is a schematic diagram of a second splice and side panel of a cabinet to be assembled according to an embodiment of the utility model.

Reference numerals:

a cabinet 100;

a chassis assembly 10; a first mask 11; a first side sill 12; a first reinforcing beam 13; a fixing member 14; a first cavity 15;

a first splice 20; a first reinforcing block 21; a first guide block 22;

a side plate assembly 30; a side plate 31; a third side beam 32; a third splice 33; a reinforcing rib 34; a second cavity 35; a fifth cavity 36;

a back plate assembly 40; a rear plate 41; a second reinforcing beam 42;

a top plate assembly 50; a second mask 51; a second side rail 52; a third reinforcing beam 53; a fourth cavity 54;

a second splice 60; a second reinforcing block 61; a second guide block 62;

front door panel 70.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description and claims of the present utility model, the terms "first," "second," and the like, if any, may include one or more of those features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

In the description of the present utility model, it should be understood that, if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are referred to, the positional relationship indicated based on the drawings is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, unless otherwise specifically defined and limited. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

A cabinet 100 according to an embodiment of the present utility model is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the cabinet 100 according to the embodiment of the present utility model includes a chassis assembly 10, a plurality of first splices 20, a side panel assembly 30, a rear panel assembly 40, a top panel assembly 50, and a plurality of second splices 60.

Specifically, a plurality of first splice members 20 are connected with the chassis assembly 10 to splice the chassis assembly 10 as one body, and a portion of each first splice member 20 protrudes out of the chassis assembly 10. The side plate assemblies 30 are disposed on opposite sides of the chassis assembly 10, and the side plate assemblies 30 are plug-connected with the first splicing member 20. The rear plate assembly 40 is provided on one side of the chassis assembly 10, and the rear plate assembly 40 is plug-connected to the chassis assembly 10 by the first splice members 20, respectively. The top plate assembly 50 is provided on the side plate assembly 30 and the rear plate assembly 40. A plurality of second splice members 60 are connected with the top plate assembly 50 to splice the top plate assembly 50 into one body, a portion of each second splice member 60 protrudes toward the chassis assembly 10 toward the top plate assembly 50, and the side plate assembly 30 and the rear plate assembly 40 are respectively inserted-connected with the second splice members 60 to form a cabinet shell of the cabinet 100.

In other words, cabinet 100 according to embodiments of the present utility model may be used as an energy storage cabinet that houses batteries or other structures. The cabinet 100 of the present utility model is mainly composed of a chassis assembly 10, a plurality of first splices 20, a side panel assembly 30, a rear panel assembly 40, a top panel assembly 50, and a plurality of second splices 60. As shown in fig. 1 to 4, a plurality of first splicing members 20 are connected to the chassis assembly 10, and the chassis assembly 10 may be assembled by the plurality of first splicing members 20 to splice the chassis assembly 10 into one body. A portion of each first splice 20 can protrude from the chassis assembly 10. The side plate assemblies 30 are mounted on opposite sides of the chassis assembly 10, with the two side plate assemblies 30 being disposed opposite each other. The side plate assembly 30 is plug-in connected to the chassis assembly 10 via the first splice 20. The rear plate assembly 40 is mounted on one side of the chassis assembly 10, and the rear plate assembly 40 is plug-connected to the chassis assembly 10 by the first connectors 20, respectively. The top plate assembly 50 is mounted on the side plate assembly 30 and the rear plate assembly 40. The top plate assembly 50 is spliced by a plurality of second splicers 60 to splice the top plate assembly 50 into one body. A portion of each second splice 60 protrudes toward the chassis assembly 10 from the top panel assembly 50, and the side panel assemblies 30 and the rear panel assembly 40 may be respectively plug-connected with the second splice 60 to form a cabinet shell of the cabinet 100.

The chassis assembly 10, the side plate assembly 30, the rear plate assembly 40 and the top plate assembly 50 are respectively independent parts of the cabinet 100, the chassis assembly 10 is located at the bottom of the cabinet 100, the side plate assembly 30 is used as the left side and the right side of the cabinet 100, the rear plate assembly 40 is located at the rear side of the cabinet 100, and the top plate assembly 50 is located at the top of the cabinet 100 to form a square cabinet body. Cabinet 100 may also include a front door panel 70, front door panel 70 being rotatably coupled to one of side panel assemblies 30 to open or close cabinet 100.

In the present utility model, the cabinet 100 is split into independent parts such as the chassis assembly 10, the side plate assembly 30, the rear plate assembly 40, the top plate assembly 50, etc., each of which can be used as a single process, which does not affect each other, so as to facilitate mass production, and finally each of which can be connected by the first splicing member 20 and the second splicing member 60 to assemble the complete cabinet 100.

According to one embodiment of the utility model, the chassis assembly 10 includes a first mask 11 and a first side rail 12.

Specifically, two adjacent first side beams 12 are connected through a first splicing member 20, the first side beams 12 are spliced into square side beams through the first splicing member 20, the square side beams are arranged on the first mask 11, and one side of the first splicing member 20 facing the top plate assembly 50 protrudes out of the first side beams 12 to connect the side plate assembly 30 or the rear plate assembly 40.

That is, referring to fig. 3 and 4, the chassis assembly 10 is mainly composed of the first mask 11 and the first side sill 12. The first mask 11 is used as a bottom plate, the number of the first side beams 12 is four, and the four first side beams 12 are used as outer contour beams on the bottom plate. The four first side rails 12 constitute a square structure. Two adjacent first side beams 12 can be connected through a first splicing piece 20, and the first side beams 12 are spliced into square side beams through the first splicing piece 20. The square boundary beam is paved on the first mask 11, so that the structural strength of the first mask 11 is improved. The side of the first splice 20 facing the top panel assembly 50 projects the first side rail 12 to connect the side panel assembly 30 or the rear panel assembly 40.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the first side rail 12 is provided with a first cavity 15 at both ends thereof, a second cavity 35 is provided at a side of the side plate assembly 30 facing the first split joint 20, a third cavity is provided at a side of the rear plate assembly 40 facing the first split joint 20, and the first split joint 20 includes a first reinforcing block 21 and a plurality of first guide blocks 22. The first guide blocks 22 are respectively disposed at the sides of the first reinforcing block 21, as shown in fig. 8, and the first guide blocks 22 are respectively used for connecting the first cavity 15, the second cavity 35 or the third cavity. The chassis assembly 10 further includes: the first reinforcement beam 13, the first reinforcement beam 13 is connected to the first side beam 12. The chassis assembly 10 further includes: and a fixing member 14, one end of the fixing member 14 is connected with the first mask 11, and the other end of the fixing member 14 is used for being connected with the ground.

In other words, referring to fig. 3 and 4, the first side rail 12 is provided at both ends thereof with first cavities 15, the side of the side plate assembly 30 facing the first joint 20 is provided with second cavities 35, and the side of the rear plate assembly 40 facing the first joint 20 is provided with third cavities, respectively. The first splice 20 is mainly composed of a first reinforcing block 21 and a plurality of first guide blocks 22. The first guide blocks 22 are respectively disposed at the sides of the first reinforcing block 21, and the first guide blocks 22 are respectively used for connecting the first cavity 15, the second cavity 35 or the third cavity. The number of the first guide blocks 22 can be set according to the structure to be connected, and in the present utility model, three first guide blocks 22 can be disposed on the first reinforcing block 21, wherein two first guide blocks 22 are disposed horizontally, and the other first guide block 22 is disposed vertically upward. The first splicing element 20 is an integral molding formed by a first reinforcing block 21 and a plurality of first guide blocks 22.

The chassis assembly 10 may further include a first reinforcement beam 13, the first reinforcement beam 13 being a bottom reinforcement beam, and the first reinforcement beam 13 may form a cross-shaped beam body structure. The first reinforcement beam 13 is disposed in a space surrounded by the first side beam 12, and is used for reinforcing the overall structural strength of the first mask 11 and the first side beam 12. The chassis assembly 10 may further include a fixing member 14, one end of the fixing member 14 being connected to the first mask 11, and the other end of the fixing member 14 being for connection to the ground.

In the present utility model, the four corners of the outer profile beam (square side beam) are respectively provided with the first splicing element 20, and one first guide block 22 of the first splicing element 20 faces upwards. Two of the first guide blocks 22 arranged horizontally and 4 outer contour beams are spliced and welded to form a bottom surrounding frame, and then the first mask 11 is welded with the bottom surrounding frame. When the load bearing requirements of the bottom of the cabinet 100 are high, the bottom reinforcement beam (the first reinforcement beam 13) may be appropriately added according to circumstances. When the cabinet 100 is to be connected to the ground, the front end of the re-chassis assembly 10 is added with an L-shaped fixing member 14, one end of which is connected to the cabinet 100 and the other end of which is connected to the ground by bolts.

According to one embodiment of the present utility model, the roof assembly 50 includes a second mask 51 and a plurality of second side rails 52. As shown in fig. 5, in which a plurality of second side sills 52 are spliced by a second splicing member 60, the second side sills 52 are mounted on a side of the second mask 51 facing the chassis assembly 10. The second mask 51 serves as a top plate of the cabinet 100, and the second side beams 52 serve as outer contour beams of the top of the cabinet 100. The four second side beams 52 form a square structure, and second splicing pieces 60 are arranged at right angles of the square structure to splice and fix the four second side beams 52.

According to an embodiment of the present utility model, the second side sill 52 is provided at both ends thereof with fourth cavities 54, respectively, and as shown in fig. 9, the side of the side plate assembly 30 facing the second split joint 60 is provided with fifth cavities 36, and the side of the rear plate assembly 40 facing the second split joint 60 is provided with sixth cavities, and the second split joint 60 includes a second reinforcing block 61 and a plurality of second guide blocks 62.

Specifically, a plurality of second guide blocks 62 are respectively disposed at the sides of the second reinforcing block 61, and the second guide blocks 62 are respectively used to connect the fourth cavity 54, the fifth cavity 36 or the sixth cavity.

That is, the second side rail 52 is provided with the fourth cavity 54 at both ends thereof, the side of the side plate assembly 30 facing the second splicing member 60 is provided with the fifth cavity 36, and the side of the rear plate assembly 40 facing the second splicing member 60 is provided with the sixth cavity. As shown in fig. 5, the second splice 60 is mainly composed of a second reinforcing block 61 and a plurality of second guide blocks 62. The second splice 60 is similar in construction to the first splice 20. A plurality of second guide blocks 62 are respectively disposed at the sides of the second reinforcing blocks 61, and the second guide blocks 62 are respectively used for connecting the fourth cavity 54, the fifth cavity 36 or the sixth cavity. Optionally, three second guide blocks 62 are disposed on the second reinforcing block 61, wherein two second guide blocks 62 are disposed horizontally to connect two adjacent second side rails 52, and a third second guide block 62 is disposed vertically downward to connect the side plate 31 or the rear plate 41. The side panel assembly 30 may further include a third reinforcing beam 53, and the third reinforcing beam 53 may be provided as a cross beam for connecting the two second side beams 52 to enhance the overall strength of the side panel assembly 30.

In some embodiments of the present utility model, the side panel assembly 30 includes a side panel 31, a plurality of third side beams 32, and a plurality of third splices 33.

Specifically, the side plate 31 is provided with a second cavity 35 on the side facing the first splice member 20. A plurality of third side beams 32 are provided on the side plate 31, and an H-shaped structure is formed between the plurality of third side beams 32. A third splice 33 is provided at the junction of adjacent third side beams 32. The end of each third side beam 32 facing the third splicing element 33 is provided with a seventh cavity, and the third splicing element 33 comprises a third reinforcing block and a plurality of third guide blocks. A plurality of third guide blocks are respectively disposed at the sides of the third reinforcing blocks, and the third guide blocks are respectively used for connecting the seventh cavities of the third side beams 32.

In other words, as shown in fig. 6, the side plate assembly 30 is mainly composed of a side plate 31, a plurality of third side beams 32, and a plurality of third splices 33. The side plate assemblies 30 are two, and the two side plate assemblies 30 are oppositely arranged. The side of the side plate 31 facing the first splice 20 is provided with a second cavity 35. The plurality of third side beams 32 are provided on the side plate 31, and an H-shaped structure is formed between the plurality of second side beams 52. The number of the third side beams 32 is five, an upper third side beam 32 and a lower third side beam 32 are respectively arranged in the height direction of the side plate 31, two opposite sides of the width direction of the side plate 31 are symmetrically provided with the upper third side beam 32 and the lower third side beam 32, the upper third side beam 32 and the lower third side beam 32 on two sides are connected through a transverse third side beam 32, a third splicing piece 33 is respectively arranged between the upper third side beam 32 and the lower third side beam 32 and the transverse third side beam 32, and the spliced H-shaped side beams are welded on the side plate 31 in sequence to form a whole. The third splice member 33 is similar in structure to the first and second splice members 20 and 60, and the third splice member 33 is provided at the junction of the adjacent third side beams 32. The end of each third side beam 32 facing the third splicing element 33 is provided with a seventh cavity, and the third splicing element 33 comprises a third reinforcing block and a plurality of third guide blocks. The third guide blocks are respectively arranged at the side edges of the third reinforcing blocks, and are respectively used for connecting the seventh cavity of the third side beam 32 to play a role in certain connection and structural reinforcement.

The utility model avoids the problem that the error is larger after the assembly welding due to overlong side beams by dividing the long side beams into the upper side beam 32 and the lower side beam 32. The thickness of the side plate 31 may be 0.8-2mm, and a plurality of reinforcing ribs 34 may be further disposed on the side plate 31, and the plurality of reinforcing ribs 34 may be disposed on the wall surface of the side plate 31 at intervals.

According to one embodiment of the present utility model, as shown in fig. 7, the rear plate assembly 40 includes a rear plate 41 and a second reinforcement beam 42. Wherein the second reinforcement beam 42 is provided on the rear plate 41. The second reinforcing beam 42 is provided laterally on the rear plate 41, and increases the rigidity of the rear plate 41 in the longitudinal direction.

In the present utility model, the guide blocks of the first, second and third splicing elements 20, 60 and 33 can be quickly inserted into the first, side, rear and second masks 11, 31, 41 and 51 to form quick connection limit.

In summary, according to the cabinet 100 of the embodiment of the present utility model, the cabinet 100 is split into independent parts such as the chassis assembly 10, the side plate assembly 30, the rear plate assembly 40, and the top plate assembly 50, each of which can be independently used as a process, which does not affect each other, so that mass production is facilitated, and finally each of which can be connected by the first splicing member 20 and the second splicing member 60 to assemble the complete cabinet 100.

Of course, other structures of the cabinet 100 and its working principle are understood and can be implemented by those skilled in the art, and will not be described in detail in the present disclosure.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims (10)

1. A cabinet, comprising:

a chassis assembly;

a plurality of first splice members connected with the chassis assembly to splice the chassis assembly into one body, and a portion of each of the first splice members protrudes out of the chassis assembly;

the side plate assemblies are arranged on two opposite side edges of the chassis assembly, and are in plug connection with the first splicing piece;

the rear plate assembly is arranged on one side of the chassis assembly and is in plug-in connection with the chassis assembly through the first splicing piece respectively;

the top plate assembly is arranged on the side plate assembly and the rear plate assembly;

the second splice pieces are connected with the top plate assembly to splice the top plate assembly into a whole, a part of each second splice piece protrudes out of the top plate assembly towards the chassis assembly, and the side plate assembly and the rear plate assembly are respectively connected with the second splice pieces in a plugging mode to form a cabinet shell of the cabinet.

2. The cabinet of claim 1, wherein the chassis assembly comprises:

a first mask;

the first boundary beams are connected through one first splicing piece between two adjacent first boundary beams, the first boundary beams are spliced into square boundary beams through the first splicing piece, the square boundary beams are arranged on the first mask, and one side of each first splicing piece, which faces the top plate assembly, protrudes out of the first boundary beam so as to be connected with the side plate assembly or the rear plate assembly.

3. The cabinet of claim 2, wherein the first side rail has first cavities at two ends thereof, a second cavity is formed in a side of the side plate assembly facing the first splice, a third cavity is formed in a side of the rear plate assembly facing the first splice, and the first splice comprises:

a first reinforcing block;

the first guide blocks are respectively arranged on the side edges of the first reinforcing blocks and are respectively used for connecting the first cavity, the second cavity or the third cavity.

4. The cabinet of claim 2, wherein the chassis assembly further comprises: and the first reinforcement beam is connected with the first side beam.

5. The cabinet of claim 2, wherein the chassis assembly further comprises: the fixed part, the one end of fixed part with first mask is connected, the other end of fixed part is used for connecting ground.

6. The cabinet of claim 1, wherein the top panel assembly comprises:

a second mask;

the second side beams are spliced by the second splicing pieces, and the second side beams are arranged on one side, facing the chassis assembly, of the second mask.

7. The cabinet of claim 6, wherein the second side rail has fourth cavities at each end, a fifth cavity is formed in a side of the side plate assembly facing the second splicing element, a sixth cavity is formed in a side of the rear plate assembly facing the second splicing element, and the second splicing element comprises:

a second reinforcing block;

the second guide blocks are respectively arranged on the side edges of the second reinforcing blocks and are respectively used for connecting the fourth cavity, the fifth cavity or the sixth cavity.

8. A cabinet according to claim 3, wherein the side panel assembly comprises:

the side plate is provided with the second cavity towards one side of the first splicing piece;

the side plates are arranged on the side plates, and an H-shaped structure is formed among the side plates;

and the connecting parts of the adjacent third side beams are provided with the third splicing parts.

9. The cabinet of claim 8, wherein a seventh cavity is provided at an end of each of the third side beams facing the third splice, the third splice comprising:

a third reinforcing block;

the third guide blocks are respectively arranged on the side edges of the third reinforcing blocks and are respectively used for being connected with the seventh cavity of the third side beam.

10. The cabinet of claim 1, wherein the back panel assembly comprises:

a rear plate;

and the second reinforcement beam is arranged on the rear plate.

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