Assembled precision cabinet
By welding columns and crossbars to form a frame structure and using abutment surfaces and key connections, the problems of unstable precision cabinet structure and low assembly efficiency were solved, achieving good stability and low production cost.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-27
- Publication Date
- 2026-04-03
AI Technical Summary
The existing precision cabinet structure is not robust enough, resulting in low production efficiency, numerous components, and long assembly time.
The uprights, first crossbar, and second crossbar are connected by welding to form a frame structure. The uprights and crossbars are equipped with abutment surfaces and keyed joints. They are connected to the door panels through keyed joints and holes to increase structural stability and allow for detachable connection of the door panels.
It achieves a robust structure, high production efficiency, stable connections, and easy disassembly and assembly, thereby reducing production costs.
Smart Images
Figure CN224082974U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of switch cabinets, and in particular to an assembled precision cabinet. Background Technology
[0002] A switchgear is an electrical device whose main function is to open, close, control, and protect electrical equipment during the power generation, transmission, distribution, and energy conversion processes in a power system. A precision switchgear is a type of switchgear specifically designed for the energy terminals of data center computer rooms. It is an intelligent distribution cabinet that comprehensively collects all energy data, providing high-precision measurement data for terminal energy monitoring systems, enabling real-time monitoring and effective management of the entire power distribution system. Precision switchgear cabinets typically use welding to fix the various components together. Because precision switchgear needs to support a large number of components and bear a heavy weight, some current precision switchgear designs suffer from insufficient structural robustness. Furthermore, the production process also faces challenges such as a large number of components, long assembly times, and low production efficiency. Utility Model Content
[0003] The purpose of this utility model is to provide a precision cabinet with a robust structure and high assembly production efficiency. This modular precision cabinet includes: several longitudinally extending uprights, a first horizontal bar extending along a first horizontal direction and connected to the uprights, and a second horizontal bar extending along a second horizontal direction perpendicular to the first horizontal direction and connected to the uprights. The uprights, the first horizontal bar, and the second horizontal bar are connected by welding to form a frame structure, and the frame structure is detachably connected to a door panel.
[0004] The column is provided with a first abutting surface parallel to the cross-section of the end of the first crossbar, the end of the first crossbar is provided with a first abutting part parallel to the first abutting surface, the first abutting surface is provided with a first insertion hole, and the end of the first crossbar is provided with a first insertion key. When the first abutting part abuts against the first abutting surface, the first insertion key can be adapted to be inserted into the first insertion hole.
[0005] The column has a second abutment surface parallel to the cross-section of the end of the second crossbar. The end of the second crossbar has a second abutment portion parallel to the second abutment surface. The second abutment surface has a second insertion hole. The end of the second crossbar has a second insertion key. When the second abutment portion abuts against the second abutment surface, the second insertion key can be inserted into the second insertion hole. The end of the second crossbar extends towards the column with an upper cover plate. When the second abutment portion abuts against the second abutment surface, the upper cover plate covers the upper end of the column.
[0006] Furthermore, a reinforcing rod extending horizontally is provided near the center of the column, and the reinforcing rod is connected to the column by welding.
[0007] Furthermore, the inner side of the column is connected by fasteners to an auxiliary bracket for connecting components inside the cabinet.
[0008] Furthermore, the column, the first crossbar, and the second crossbar are all sheet metal parts, and the first abutting surface, the first abutting part, the second abutting surface, and the second abutting part are all formed by bending sheet metal parts.
[0009] Furthermore, when the precision cabinet is in the assembled state, the second abutting part of the second crossbar abuts against the second abutting surface of the column, the upper cover plate of the second crossbar is placed on the upper end of the column, the first abutting part of the first crossbar abuts against the first abutting surface of the column, and the side of the first crossbar away from the first abutting part abuts against the second crossbar.
[0010] Furthermore, the first and second plug-in keys are bar keys, and the first and second plug-in holes are bar holes adapted to accommodate the bar keys.
[0011] Compared with the prior art, the modular precision cabinet of this utility model has the following advantages:
[0012] This utility model presents a modular precision cabinet with a simple structure, low production cost, and good stability. The uprights, first crossbar, and second crossbar are connected by welding to form a frame structure. The frame structure is detachably connected to the door panel. This precision cabinet structure offers good stability, and the door panel is easy to disassemble and assemble. Furthermore, the ends of the first and second crossbars are respectively provided with a first abutment and a second abutment, which can respectively abut against the first and second abutment surfaces on the uprights, increasing the contact area and making the welded structure more robust. Additionally, the ends of the first and second crossbars are respectively provided with a first insertion key and a second insertion key, which can be inserted into the first and second insertion holes on the uprights, thus making the connection even more secure. Attached Figure Description
[0013] Figure 1 This is a schematic diagram of the assembled precision cabinet of this utility model;
[0014] Figure 2 This is a schematic diagram of the frame structure of the assembled precision cabinet of this utility model;
[0015] Figure 3 This is an exploded view of the uprights, first crossbar, and second crossbar of the assembled precision cabinet of this utility model;
[0016] Figure 4 This is an exploded view of the uprights, first crossbar, and second crossbar of the assembled precision cabinet of this utility model from another angle. Detailed Implementation
[0017] The present invention will now be described in further detail with reference to the accompanying drawings.
[0018] See attached document Figures 1-4 This utility model discloses a modular precision cabinet, comprising: several longitudinally extending columns 1, a first horizontal bar 2 extending along a first horizontal direction and connected to the columns 1, and a second horizontal bar 3 extending along a second horizontal direction perpendicular to the first horizontal direction and connected to the columns. The columns 1, the first horizontal bar 2, and the second horizontal bar 3 are connected by welding to form a frame structure 10, and the frame structure 10 is detachably connected to a door panel 20. In this embodiment, the frame structure 10 includes four columns 1 arranged in a rectangular, parallel longitudinal direction, and the first horizontal bar 2 and the second horizontal bar 3 are perpendicularly connected to the columns 1 in the horizontal direction. In this embodiment, a reinforcing bar 4 extending in the horizontal direction is provided near the center of each column 1, and the reinforcing bar 4 is connected to the column 1 by welding.
[0019] In this embodiment, the column 1 is provided with a first abutting surface 11 parallel to the cross-section of the end of the first crossbar 2, the end of the first crossbar 2 is provided with a first abutting part 21 parallel to the first abutting surface 11, the first abutting surface 11 is provided with a first insertion hole 12, and the end of the first crossbar 2 is provided with a first insertion key 22. When the first abutting part 21 abuts against the first abutting surface 11, the first insertion key 22 can be adapted to be inserted into the first insertion hole 12.
[0020] The column 1 is provided with a second abutment surface 13 parallel to the cross-section of the end of the second crossbar 3. The end of the second crossbar 3 is provided with a second abutment portion 31 parallel to the second abutment surface 13. The second abutment surface 13 is provided with a second insertion hole 14. The end of the second crossbar 3 is provided with a second insertion key 32. When the second abutment portion 31 abuts against the second abutment surface 13, the second insertion key 32 can be adapted to be inserted into the second insertion hole 14. An upper cover plate 33 extends from the end of the second crossbar 3 toward the column 1. When the second abutment portion 31 abuts against the second abutment surface 13, the upper cover plate 33 covers the upper end of the column 1. In this embodiment, the upper cover plate 33 is integral with the second crossbar 3, and the upper cover plate 33 protrudes from the end of the second crossbar 3 toward the column.
[0021] In this embodiment, the inner side of the column 1 is connected to an auxiliary bracket 5 for connecting components inside the cabinet via fasteners.
[0022] In this embodiment, the column 1, the first crossbar 2 and the second crossbar 3 are all sheet metal parts, and the first abutting surface 11, the first abutting part 21, the second abutting surface 13 and the second abutting part 31 are all formed by bending sheet metal parts.
[0023] In this embodiment, when the precision cabinet is in the assembled state, the second abutting part 31 of the second crossbar 3 abuts against the second abutting surface 13 of the column 1, the upper cover plate 33 of the second crossbar 3 covers the upper end of the column 1, the first abutting part 21 of the first crossbar 2 abuts against the first abutting surface 11 of the column 1, and the side of the first crossbar 2 away from the first abutting part 21 abuts against the second crossbar 3.
[0024] In this embodiment, the first plug key 22 and the second plug key 32 are bar keys, and the first plug hole 12 and the second plug hole 14 are bar holes adapted to accommodate the bar keys.
[0025] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.
[0026] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.
[0027] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.
[0028] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.
[0029] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. The illustrative expressions of the above terms in this specification should not be construed as necessarily referring to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. In addition, those skilled in the art can combine and integrate the different embodiments or examples described in this specification.
[0030] In summary, the above are merely preferred embodiments of this utility model and are not intended to limit the scope of protection of this utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the scope of protection of this utility model.
Claims
1. A modular precision cabinet, characterized by, The application relates to a cabinet structure, comprising: a plurality of longitudinally extending columns, a first horizontal bar extending along a first horizontal direction and connected to the columns, and a second horizontal bar extending along a second horizontal direction perpendicular to the first horizontal direction and connected to the columns, the columns, the first horizontal bar and the second horizontal bar being connected by welding to form a frame structure, and a door plate being detachably connected to the frame structure; the column is provided with a first abutting surface parallel to the end cross section of the first horizontal bar, the end of the first horizontal bar is provided with a first abutting part parallel to the first abutting surface, the first abutting surface is provided with a first insertion hole, the end of the first horizontal bar is provided with a first insertion key, when the first abutting part is abutted against the first abutting surface, the first insertion key can be adaptively inserted into the first insertion hole; the column is provided with a second abutting surface parallel to the end cross section of the second horizontal bar, the end of the second horizontal bar is provided with a second abutting part parallel to the second abutting surface, the second abutting surface is provided with a second insertion hole, and the end of the second horizontal bar is provided with a second insertion key, when the second abutting part is abutted against the second abutting surface, the second insertion key can be adaptively inserted into the second insertion hole; the end of the second horizontal bar extends towards the column and is provided with an upper cover plate, when the second abutting part is abutted against the second abutting surface, the upper cover plate covers the upper end of the column. The column is provided with a reinforcing rod extending along the horizontal direction at a position close to the middle part of the column, and the reinforcing rod is connected to the column by welding. The inner side of the column is connected with an auxiliary support for connecting internal components of the cabinet by fasteners. The column, the first horizontal bar and the second horizontal bar are sheet metal parts, and the first abutting surface, the first abutting part, the second abutting surface and the second abutting part are formed by bending the sheet metal parts.
2. The assembled precision cabinet according to claim 1, characterized in that, When the precision cabinet is in the assembled state, the second abutting part of the second horizontal bar is abutted against the second abutting surface of the column, the upper cover plate of the second horizontal bar covers the upper end of the column, the first abutting part of the first horizontal bar is abutted against the first abutting surface of the column, and the side of the first horizontal bar away from the first abutting part is abutted against the second horizontal bar.
3. The assembled precision cabinet according to claim 1, wherein, The first insertion key and the second insertion key are strip-shaped keys, and the first insertion hole and the second insertion hole are strip-shaped holes which can adaptively accommodate the strip-shaped keys.
4. The assembled precision cabinet according to claim 1, wherein, 5. The assembled precision cabinet of claim 1, wherein, 6. The assembled precision cabinet of claim 1, wherein,