An electrical equipment cabinet with easy disassembly

CN224759837UActive Publication Date: 2026-09-15NORTHEAST AGRICULTURAL UNIVERSITY
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Patent Information

Application Number
CN202522035112.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-22
Publication Date
2026-09-15
Estimated Expiration
2035-09-22

AI Technical Summary

Technical Problem

多数设备柜采用一体化或螺栓紧固的固定框架结构,内部电气设备的安装需借助大量工具进行复杂的螺栓拆装,安装和调整过程更是繁琐,电气设备柜设置的按钮基本是借助螺栓或者焊接的方式和转接器结合的,因此在按钮损坏后同样存在操作繁琐的缺陷,耗费大量人力与时间成本,降低了电气设备柜操作的便捷性

Benefits of technology

本实用新型中竖向稳固板通过锁定杆与柜体锁定槽配合实现快速固定,按压板与竖向挂钩的双重锁定设计,使得解锁操作简单高效,可快速调整稳固板横向位置;横梁的快拆结构中,锁定块与锯齿槽咬合、定位螺栓与弹簧配合,实现横梁高度的快速锁定与解锁,操作人员仅需简单的推、按动作即可完成拆装,大幅缩短设备安装、维护时间,提高工作效率,降低人工成本。

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Abstract

The utility model provides a kind of electrical equipment cabinet of quick release, it is related to electrical engineering technical field, comprising: cabinet, the outside position of cabinet installs a revolving door, a combination page is installed between cabinet, revolving door, revolving door one side installs an adapter, a group of bolt mounting holes is set in the corner of adapter, the inside position of cabinet installs a group of vertical stable plate.Vertical stable plate is locked with the cooperation of cabinet locking groove by locking rod, and the double locking design of pressing plate and vertical hook makes that unlocking operation is simple and efficient, and stable plate transverse position can be adjusted quickly;In the quick release structure of crossbeam, locking block and sawtooth groove are engaged, positioning bolt and spring cooperate, the quick locking and unlocking of crossbeam height is realized, and operator can complete disassembly and assembly by simple push, press action.
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Description

Technical Field

[0001] This utility model relates to the field of electrical engineering technology, and in particular to a detachable electrical equipment cabinet. Background Technology

[0002] In electrical engineering, electrical equipment cabinets are important devices used for the centralized installation and protection of electrical equipment. With the continuous development of electrical technology, the types and quantities of electrical equipment are constantly increasing, and the performance and functional requirements for electrical equipment cabinets are also becoming higher. However, traditional electrical equipment cabinets have some shortcomings, as follows: Most equipment cabinets adopt an integrated or bolt-fastened fixed frame structure. The installation of internal electrical equipment requires a large number of tools for complex bolt disassembly and assembly. The installation and adjustment process is cumbersome. The buttons on the electrical equipment cabinet are basically connected to the adapter by bolts or welding. Therefore, if the buttons are damaged, the operation is also cumbersome, which consumes a lot of manpower and time costs and reduces the convenience of operating the electrical equipment cabinet. Utility Model Content

[0003] This utility model relates to a detachable electrical equipment cabinet. When adjusting the lateral position of the vertical stabilizing plate, the locking structure is first unlocked. A reverse force is applied to the pressing plate to compress the support spring. When one side of the vertical hook moves into the positioning groove, the locking rod disengages from the locking groove. At this time, the vertical stabilizing plate can be adjusted to a suitable lateral position inside the cabinet. Then, the pressing plate is released, and the locking rod is reinserted into the locking groove to complete the relocking of the vertical stabilizing plate.

[0004] This utility model provides a detachable electrical equipment cabinet, specifically including: a cabinet body, a rotating door installed on the outer side of the cabinet body, a hinge installed between the cabinet body and the rotating door, an adapter installed on one side of the rotating door, a set of bolt mounting holes at the corner of the adapter, a set of vertical stabilizing plates installed on the inner side of the cabinet body, a set of crossbeams installed between two mutually aligned vertical stabilizing plates, the crossbeams being used to install electrical controllers, an oval hole in the middle of the crossbeams, a set of locking structures installed at the top and bottom of the vertical stabilizing plates, a set of quick-release structures installed at the left and right sides of the crossbeams, a set of insertion holes on one side of the adapter, a set of mounting holes with cylindrical structures at the top of the rotating door, a button inserted through the inner side of each mounting hole, a set of pins on one side of the button, the pins being inserted into the interior of the insertion hole, and a locking frame installed on the outer side of the rotating door.

[0005] Furthermore, two sliding holes are provided on the side of the revolving door, and two positioning rods are provided on one side of the locking frame. The positioning rods pass through the interior of the sliding holes, and a support spring is installed on the outer side of the positioning rods. A slot is provided on the outer side of the button. The slot has an arc structure. A set of bending blocks is provided on the base of the locking frame. The bending blocks have an arc structure and correspond to the slot.

[0006] Furthermore, four sets of vertically and vertically stabilizing locking grooves are provided at the corners of the inner side of the cabinet. The locking grooves are cylindrical. A sliding groove is provided at the top and bottom of the vertical stabilizing plate, and a sliding hole is provided at the top and bottom of the sliding groove. The sliding hole is cylindrical, and the sliding groove is rectangular. A vertical locking rod is inserted between the sliding groove and the sliding hole. A pressing plate is provided on the outer side of the locking rod, and a support spring is installed on the outer side of the locking rod.

[0007] Furthermore, a cylindrical block with a positioning groove is provided at the top and bottom of the vertical stabilizing plate, the positioning groove being a circular ring structure. A vertical hook is provided at the bottom of the pressing plate. The locking rod and the vertical hook cooperate with each other to form a locking structure.

[0008] Furthermore, a sliding block is provided on each side of the crossbeam. The sliding block has a cylindrical structure, and a vertical oval hole is opened in the middle of the vertical stabilizing plate. The sliding block passes through the interior of the oval hole.

[0009] Furthermore, a sliding hole is opened on each side of the crossbeam. The sliding hole has a rectangular structure. A locking block is installed on the inner side of the sliding hole. The locking block has a rectangular structure. A set of serrated grooves is opened on the inner side of the vertical stabilizing plate. A locking groove that engages with the serrated grooves is opened on one side of the locking block.

[0010] Furthermore, a threaded hole and a sliding hole are respectively opened on both sides of the crossbeam. A positioning bolt is installed between the threaded hole and the sliding hole. The locking block, the transverse hook, and the positioning bolt cooperate to form a quick-release structure. A transverse sliding hole is opened on one side of the locking block. The positioning bolt passes through the interior of the sliding hole. A support spring is installed on the outer side of the positioning bolt.

[0011] Furthermore, a horizontal hook is provided on one side of the locking block, and a cylindrical block with a positioning groove is provided on each side of the crossbeam. The positioning groove is a circular ring structure.

[0012] This utility model provides a detachable electrical equipment cabinet, which has the following advantages: In this invention, the vertical stabilizing plate is quickly fixed by engaging the locking rod with the cabinet locking groove. The double locking design of the pressing plate and the vertical hook makes the unlocking operation simple and efficient, and the horizontal position of the stabilizing plate can be quickly adjusted. In the quick-release structure of the crossbeam, the locking block engages with the serrated groove, and the positioning bolt engages with the spring to achieve quick locking and unlocking of the crossbeam height. Operators only need to perform simple pushing and pressing actions to complete the disassembly and assembly, which greatly shortens the equipment installation and maintenance time, improves work efficiency, and reduces labor costs.

[0013] The vertical stabilizing plate can be adjusted horizontally, and the crossbeam can be flexibly adjusted in height. The combination of the two allows the internal space layout of the equipment cabinet to be freely combined and optimized according to electrical equipment of different sizes and types. For example, when installing a large controller, the vertical space can be expanded, and when installing multiple sets of small equipment, the area can be flexibly divided, effectively improving the adaptability of the equipment cabinet to diverse electrical equipment and meeting the installation needs of different electrical engineering projects.

[0014] The locking bracket engages with the button's slot to quickly lock the button, and pushing the locking bracket in the opposite direction unlocks the button quickly, facilitating maintenance of the adapter and button without requiring complicated tools or cumbersome repair procedures. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings of the embodiments will be briefly described below.

[0016] The accompanying drawings described below are only related to some embodiments of the present invention and are not intended to limit the present invention.

[0017] In the attached diagram: Figure 1 A schematic diagram of the axial structure of the electrical equipment cabinet of this utility model after it is closed is shown; Figure 2 The diagram shows the main view of the electrical equipment cabinet of this utility model after it has been opened. Figure 3 A schematic diagram of the axonometric structure of a partially sectional view of the electrical equipment cabinet of this utility model is shown. Figure 4 A schematic diagram of the axial structure of the revolving door, button, and adapter of this utility model is shown in cross-section. Figure 5 A partial axial side view of the vertical stabilizing plate and crossbeam of this utility model is shown; Figure 6 A schematic diagram of the axial side structure of the quick-release structure of this utility model is shown. Figure 7 This utility model illustrates Figure 3 A magnified structural diagram at point A; Figure 8This utility model illustrates Figure 3 A magnified structural diagram at point B.

[0018] List of reference numerals 1. Cabinet; 2. Revolving door; 201. Adapter; 3. Vertical stabilizing plate; 4. Locking structure; 401. Locking rod; 402. Vertical hook; 5. Crossbeam; 6. Quick-release structure; 601. Locking block; 602. Horizontal hook; 603. Positioning bolt; 7. Buttons; 8. Locking bracket; 801. Positioning rod. Detailed Implementation

[0019] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the described embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0020] Example 1: Please refer to Figures 1 to 8 : This utility model proposes a detachable electrical equipment cabinet, comprising: a cabinet body 1; a rotating door 2 installed on the outer side of the cabinet body 1; a hinge installed between the cabinet body 1 and the rotating door 2, which, in conjunction with the hinge, enables the rotating door 2 to be hinged and positioned; an adapter 201 installed on one side of the rotating door 2; a set of bolt mounting holes are provided at the corner of the adapter 201; bolts are installed in the positions of the bolt mounting holes according to actual needs, and the bolts secure the adapter 201 after installation; the adapter 201 is a commonly used model for electrical equipment cabinets, and the adapter 201 is used for power supply conversion; a set of vertical stabilizing plates 3 are installed on the inner side of the cabinet body 1; and a connection is made between two mutually aligned vertical stabilizing plates 3. A set of crossbeams 5 is installed, which are used to install the electrical controller. An oblong hole is made in the middle of the crossbeam 5 for installing the locking bolts of the electrical controller. A set of locking structures 4 is installed at the top and bottom of the vertical stabilizing plate 3. Four sets of vertically and horizontally stabilizing locking grooves are made at the corners of the inner side of the cabinet 1. The locking grooves are cylindrical. A sliding groove is made at the top and bottom of the vertical stabilizing plate 3. A sliding hole is made at the top and bottom of the sliding groove. The sliding hole is cylindrical, and the sliding groove is rectangular. A vertical locking rod 401 is inserted between the sliding groove and the sliding hole. A pressing plate is provided on the outer side of the locking rod 401, and a support spring is installed on the outer side of the locking rod 401. The support spring provides elastic support to the locking rod 401, allowing one side of the locking rod 401 to automatically extend into the locking groove. The press plate facilitates the up-and-down movement of the locking rod 401 and also provides circumferential positioning for the locking rod 401. The vertical stabilizing plate 3 has a cylindrical block with a positioning groove at its upper and lower positions, the positioning groove being a circular structure. A vertical hook 402 is located at the bottom of the press plate. The locking rod 401 and the vertical hook 402 cooperate to form the locking structure 4. The press plate and the vertical hook 402 are securely connected by welding or riveting. When unlocking the vertical stabilizing plate 3, a reverse force is applied to the press plate, compressing the support spring. When the vertical hook 402... After one side moves into the positioning groove, the position of the pressing plate is locked. At the same time, the locking rod 401 disengages from the locking groove, and the vertical stabilizing plate 3 is quickly unlocked. After unlocking, the vertical stabilizing plate 3 can be adjusted horizontally inside the cabinet 1. Therefore, this dual locking and unlocking mechanism further improves the convenience and reliability of the installation and adjustment of the vertical stabilizing plate 3. In the unlocked state, the vertical stabilizing plate 3 can move flexibly horizontally inside the cabinet 1, making it convenient to quickly adjust its position according to the actual electrical equipment installation requirements. After adjustment, it can be locked again by operating again to ensure that the vertical stabilizing plate 3 remains stable in the new position and meets the diverse internal layout requirements of the electrical equipment cabinet. In this embodiment, a set of quick-release structures 6 are installed on the left and right sides of the crossbeam 5, respectively. A sliding block with a cylindrical structure is provided on each side of the crossbeam 5. A vertical oval hole is opened in the middle of the vertical stabilizing plate 3, through which the sliding block passes. The two sliding blocks cooperate to position the crossbeam 5 circumferentially and laterally. Therefore, this structure allows the crossbeam 5 to be stably installed between the vertical stabilizing plates 3, effectively preventing circumferential rotation or lateral displacement of the crossbeam 5 during equipment operation, and ensuring the stable position of the electrical controller installed on the crossbeam 5. This design also provides a stable foundation for adjusting the height of the crossbeam 5. A sliding hole with a rectangular structure is provided on each side of the crossbeam 5. A locking block 601 is installed inside each sliding hole. The sliding hole provides lateral sliding space while simultaneously positioning the locking block 601 circumferentially. The locking block 601 has a rectangular structure, and a set of serrated grooves is provided on the inner side of the vertical stabilizing plate 3. A locking groove that engages with the serrated grooves is provided on one side of the locking block 601. Therefore, this engagement design between the locking block 601 and the serrated grooves enables the crossbeam 5 to adjust its height in the vertical direction. The quick-locking mechanism can withstand the weight of the electrical controller components and prevent the crossbeam 5 from sliding down due to gravity during use. A threaded hole and a sliding hole are respectively opened on both sides of the crossbeam 5. A positioning bolt 603 is installed between the threaded hole and the sliding hole. The locking block 601, the transverse hook 602, and the positioning bolt 603 cooperate to form a quick-release structure 6. The pitch of the positioning bolt 603 and the threaded hole is machined according to actual needs, so that the threaded hole can effectively lock the positioning bolt 603. A transverse sliding hole is opened on one side of the locking block 601, and the positioning bolt 603 passes through the interior of the sliding hole, positioning the locking block 601 back and forth. A support spring is installed on the outer side of the positioning bolt 603, and the support spring pushes the locking block 601 to reset. With the cooperation of the locking block 601 and the spring, the height of the crossbeam 5 is quickly locked. Therefore, when it is necessary to adjust the height of the crossbeam 5, simply push the locking block 601 to separate it from the serrated groove to easily change the height of the crossbeam 5. The operation is convenient and the locking effect is reliable, meeting the installation requirements of electrical equipment of different heights. In this embodiment, a horizontal hook 602 is provided on one side of the locking block 601, and a cylindrical block with a positioning groove is provided on both sides of the crossbeam 5. The positioning groove is a circular ring structure. When unlocking the crossbeam 5, a reverse pushing force is applied to the locking block 601, so that one side of the horizontal hook 602 moves to the inner position of the positioning groove. At this time, the locking block 601 is locked, and the crossbeam 5 is quickly unlocked. Then, the height of the crossbeam 5 is adjusted between the two vertical stabilizing plates 3 according to actual needs. Therefore, this unique unlocking method makes the height adjustment operation of the crossbeam 5 simpler and more efficient. When the height of the crossbeam 5 needs to be adjusted, the operator does not need complicated tools. The crossbeam 5 can be quickly unlocked by simply pushing. After adjusting to the appropriate height, the reverse operation can be used to relock it, which greatly shortens the time for adjusting the internal layout of the electrical equipment cabinet. In this embodiment, a set of sockets is provided on one side of the adapter 201, and a set of mounting holes is provided above the revolving door 2. The mounting holes are cylindrical, and a button 7 is inserted into the inner side of each mounting hole. A set of pins is provided on one side of the button 7, and the pins are inserted into the sockets. The adapter 201 and button 7 are selected according to the actual needs of the prior art. Referring to the electrical connection structure of the adapter 201 and button 7 in the prior art, the adapter 201 and button 7 are quickly electrically connected with the pins. A locking frame 8 is installed on the outer side of the revolving door 2. Two sliding holes are provided on the side of the revolving door 2. Two positioning rods 801 are provided on one side of the locking frame 8. The positioning rods 801 pass through the interior of the sliding holes, and the sliding holes cooperate with the positioning rods 801 to achieve locking. The locking frame 8 provides circumferential and vertical positioning. A support spring is installed on the outer side of the positioning rod 801, providing elastic support to the locking frame 8. A slot with an arc structure is opened on the outer side of the button 7. A set of bending blocks with an arc structure is provided on the base of the locking frame 8. The bending blocks correspond to the slot. Under the support of the spring, the bending blocks automatically extend into the inside of the slot. The locking frame 8, in conjunction with the slot, achieves the effect of simultaneous and rapid locking of buttons 7 in different positions. Pushing the locking frame 8 in the reverse direction will quickly unlock the button 7. Therefore, this structural design realizes convenient locking and unlocking operations for the button 7. The operator only needs to push the locking frame 8 in the reverse direction to quickly unlock the button 7, greatly facilitating the maintenance efficiency of the button 7.

[0021] Example 2, based on Example 1, such as Figures 1-6 As shown, select a cabinet 1 and an electrical air conditioner according to actual needs, and install the electrical air conditioner with bolts on one side of the crossbeam 5 for stability.

[0022] Example 3, based on Example 1, such as Figures 1-6 As shown, referring to the prior art, a power connection structure is provided inside the adapter 201 and the cabinet 1 so that the cabinet 1 can effectively provide power to the adapter 201.

[0023] The working principle of this embodiment: Place cabinet 1 in a suitable position. Install the rotating door 2 on the outer side of cabinet 1 using hinges. On one side of rotating door 2, install adapter 201 in its designated position using matching bolts. On the inner side of cabinet 1, determine the installation position of vertical stabilizing plate 3 according to actual needs and install it inside cabinet 1. Insert the locking rod 401 in the locking structure 4 into the locking groove inside cabinet 1 to lock the vertical stabilizing plate 3 inside cabinet 1. Install crossbeam 5 between two mutually aligned vertical stabilizing plates 3, so that crossbeam 5... The sliding blocks on both sides pass through the oval hole in the middle of the vertical stabilizing plate 3 to achieve circumferential and lateral positioning of the crossbeam 5. On both sides of the crossbeam 5, locking blocks 601 are installed through quick-release structure 6 so that one side of the locking block 601 engages with the serrated groove on the inner side of the vertical stabilizing plate 3 to achieve initial locking of the crossbeam 5 in the vertical direction. At the same time, the positioning bolts 603 are installed on both sides of the crossbeam 5 through the lateral sliding hole of the locking block 601 and the threaded hole of the crossbeam 5. Support springs are installed on the outside of the positioning bolts 603 to achieve quick locking of the height of the crossbeam 5. According to the actual electrical equipment installation requirements, the electrical controller is installed in the oval hole in the middle of the crossbeam 5 by locking bolts. Above the revolving door 2, the button 7 is inserted into its corresponding mounting hole, so that the pin on one side of the button 7 is inserted into the socket on one side of the adapter 201, so as to realize the quick electrical connection between the adapter 201 and the button 7. A locking frame 8 is installed on the outer side of the revolving door 2, so that the positioning rod 801 on one side of the locking frame 8 passes through the sliding hole on the side of the revolving door 2. The circumferential and vertical positioning of the locking frame 8 is achieved by the sliding hole and the positioning rod 801. A support spring is installed on the outer side of the positioning rod 801 to provide elastic support for the locking frame 8. The electrical air unit is installed on one side of the crossbeam 5 with bolts to ensure that the electrical air unit is installed firmly. Referring to the existing technology, the power connection structure between the adapter 201 and the cabinet 1 is set up so that the cabinet 1 can effectively provide power to the adapter 201. When it is necessary to control or operate electrical equipment, the button 7 on the revolving door 2 can be pressed or operated as needed, and the corresponding electrical equipment can be controlled through the adapter 201. Regularly check the engagement between the locking block 601 and the sawtooth groove. If there is wear or loosening, repair or adjust it in time. When adjusting the horizontal position of the vertical stabilizing plate 3, first unlock the locking structure 4 and apply a reverse force to the pressing plate to compress the support spring. When one side of the vertical hook 402 moves into the positioning groove, the locking rod 401 disengages from the locking groove. At this time, the vertical stabilizing plate 3 can be adjusted to a suitable horizontal position inside the cabinet 1. Then, release the pressing plate and re-insert the locking rod 401 into the locking groove to complete the re-locking of the vertical stabilizing plate 3. When adjusting the height of the crossbeam 5, first unlock the quick-release structure 6, apply a reverse thrust to the locking block 601, so that one side of the horizontal hook 602 moves to the inner position of the positioning groove. At this time, the locking block 601 is locked, and the crossbeam 5 is quickly unlocked. Then, adjust the crossbeam 5 to a suitable height between the two vertical stabilizing plates 3 according to actual needs, and then push the locking block 601 in the opposite direction so that it re-engages with the serrated groove on the inner side of the vertical stabilizing plate 3, thus completing the height locking of the crossbeam 5.

Claims

1. A modular electrical equipment cabinet, comprising: The cabinet (1), vertical stabilizing plates (3), and quick-release structure (6) are provided. A rotating door (2) is installed on the outer side of the cabinet (1). A hinge is installed between the cabinet (1) and the rotating door (2). An adapter (201) is installed on one side of the rotating door (2). A set of bolt mounting holes is provided at the corner of the adapter (201). The cabinet (1) is characterized in that a set of vertical stabilizing plates (3) is installed on the inner side of the cabinet (1). A set of crossbeams (5) is installed between two mutually aligned vertical stabilizing plates (3). The crossbeams (5) are used to install electrical controllers. A slotted hole is opened in the middle of the crossbeam (5). A set of locking structures (4) are installed at the top and bottom of the vertical stabilizing plate (3). A set of quick-release structures (6) are installed at the left and right sides of the crossbeam (5). A set of insertion holes is opened on one side of the adapter (201). A set of mounting holes is opened at the top of the revolving door (2). The mounting holes are cylindrical structures. A button (7) is inserted through the inner side of the mounting holes. A set of pins is provided on one side of the button (7). The pins are inserted into the inside of the insertion holes. A locking frame (8) is installed on the outer side of the revolving door (2).

2. The easily detachable electrical equipment cabinet according to claim 1, characterized in that, Two sliding holes are provided on the side of the revolving door (2), and two positioning rods (801) are provided on one side of the locking frame (8). The positioning rods (801) pass through the interior of the sliding holes. A support spring is installed on the outer side of the positioning rods (801). A slot is provided on the outer side of the button (7). A set of bending blocks is provided on the base of the locking frame (8). The bending blocks and the slots correspond to each other.

3. The easily detachable electrical equipment cabinet according to claim 1, characterized in that, The cabinet (1) has four sets of upper and lower stabilizing locking grooves at the corners of its inner side. The vertical stabilizing plate (3) has a sliding groove at its upper and lower positions, and a sliding hole at its upper and lower positions. A vertical locking rod (401) is inserted between the sliding groove and the sliding hole. A pressing plate is provided on the outer side of the locking rod (401), and a support spring is installed on the outer side of the locking rod (401).

4. The easily detachable electrical equipment cabinet according to claim 1, characterized in that, The vertical stabilizing plate (3) has a cylindrical block with a positioning groove at its upper and lower positions respectively, and a vertical hook (402) is provided at the bottom of the pressing plate. The locking rod (401) and the vertical hook (402) cooperate with each other to form a locking structure (4).

5. A detachable electrical equipment cabinet according to claim 1, characterized in that, A sliding block is provided on each side of the crossbeam (5), and a vertical oval hole is opened in the middle of the vertical stabilizing plate (3), through which the sliding block passes.

6. The easily detachable electrical equipment cabinet according to claim 1, characterized in that, A sliding hole is opened on each side of the crossbeam (5), and a locking block (601) is installed on the inner side of the sliding hole. A set of sawtooth grooves is opened on the inner side of the vertical stabilizing plate (3), and a locking groove that engages with the sawtooth grooves is opened on one side of the locking block (601).

7. A detachable electrical equipment cabinet according to claim 1, characterized in that, A threaded hole and a sliding hole are respectively opened on both sides of the crossbeam (5). A positioning bolt (603) is installed between the threaded hole and the sliding hole. The locking block (601), the transverse hook (602), and the positioning bolt (603) cooperate to form a quick-release structure (6). A transverse sliding hole is opened on one side of the locking block (601). The positioning bolt (603) passes through the inside of the sliding hole. A support spring is installed on the outside of the positioning bolt (603).

8. A detachable electrical equipment cabinet according to claim 6, characterized in that, The locking block (601) has a horizontal hook (602) on one side, and a cylindrical block with a positioning groove is provided on each side of the crossbeam (5).