Electrical control cabinet convenient to overhaul

Abstract

The utility model provides an electrical control cabinet convenient to overhaul, which comprises a control cabinet main body and a supporting metal plate seat, and a plurality of profile steels, a bracket, a partition plate and a plurality of wire slots are arranged in the control cabinet main body; the section steel is used for installing plates in the control cabinet body, the bracket divides the electrical control cabinet into an upper part and a lower part, the upper part is provided with main loop electrical elements, and the lower part is provided with branch loop electrical elements. The electrical elements of the upper part of the control cabinet are installed on the partition plate, the electrical elements of the lower part are installed on the control cabinet bottom plate, and the partition plate divides the control cabinet body into a front part and a rear part. The supporting metal plate base is used for supporting the control cabinet body. According to the electrical control cabinet convenient to overhaul, a maintainer can overhaul the electrical control cabinet in different areas conveniently, the plurality of wire ducts in the control cabinet facilitate electrical wiring arrangement, the efficiency of finding overhaul lines by the maintainer is improved, and meanwhile, the wire ducts ensure ordered distribution of cables.

Description

Technical Field

[0001] The utility model belongs to the technical field of control cabinets, and in particular relates to an electrical control cabinet which is easy to repair. Background Art

[0002] An electrical control cabinet is an integrated electrical device that contains various electrical components, such as switches, protection devices, monitoring equipment, control units, etc., and is used to control, protect, monitor and automate the management of power systems or electrical equipment.

[0003] At present, electrical control cabinets, as integrated electrical equipment, have complex internal structures and often require a large amount of maintenance and troubleshooting work. During the maintenance and troubleshooting process, maintenance personnel often spend too much time troubleshooting and maintaining electrical control cabinets, resulting in reduced maintenance efficiency and difficulty in replacing faulty electrical components in a timely manner, increasing maintenance costs and fire risks. Utility Model Content

[0004] In view of this, the utility model aims to propose an electrical control cabinet that is easy to maintain, so as to solve the problem that the time for troubleshooting and maintenance of the electrical control cabinet is too long, resulting in reduced maintenance efficiency, difficulty in timely replacement of faulty electrical components, increased maintenance costs and fire risks.

[0005] In order to achieve the above-mentioned purpose, the technical solution of the utility model is achieved as follows:

[0006] The utility model provides an electrical control cabinet that is easy to maintain, including a control cabinet main body and a support sheet metal seat 2, wherein the control cabinet main body is provided with a plurality of steel sections 6, a bracket 20, a partition 15 and a plurality of wire troughs; the steel sections 6 are used for installing the panels in the control cabinet main body, and the bracket 20 divides the electrical control cabinet into two parts, the upper part is installed with main circuit electrical components, and the lower part is installed with branch circuit electrical components; the electrical components of the upper part of the control cabinet are installed on the partition 15, and the electrical components of the lower part are installed on the bottom plate of the control cabinet, and the partition 15 divides the control cabinet main body into two parts, front and back; the support sheet metal seat 2 is used to support the control cabinet main body, and includes a C-shaped support sheet metal 202 and a rectangular support plate 201, the rectangular support plate 201 is welded to the C-shaped support sheet metal 202, and the C-shaped support sheet metal 202 is fixed to the control cabinet main body with bolts.

[0007] Furthermore, the control cabinet top plate 5 of the control cabinet body is provided with a wire hole 8 and a fan heat dissipation hole 7. There are several wire holes 8, and any wire hole 8 is of different sizes. A heat dissipation fan is installed at the fan heat dissipation hole 7. The control cabinet top plate 5 is connected to the fifth steel section 605 by bolts, and the first internal steel section 13 is fixed to the eighth steel section 608 and the ninth steel section 609 by bolts. The ninth steel section 609 is a C-shaped steel. A plurality of first rectangular holes are provided on the control cabinet bottom plate 22. The control cabinet bottom plate 22 is bolted to the mounting seat sheet metal 21. The mounting seat sheet metal 21 is a bent sheet metal part. The side panel lining 11 is bolted to the control cabinet side panel 10. The upper and lower parts of the side panel lining 11 are provided with several second rectangular holes. The control cabinet side panel 10 and the side panel lining 11 are provided with heat dissipation holes 9 at positions corresponding to the second rectangular holes.

[0008] Furthermore, the bracket 20 is connected to the second mounting folding plate 26, the first mounting folding plate 24, and the wire hole welding sheet metal 25 respectively. The wire hole welding sheet metal 25 is provided with a wire hole. The wire hole provided on the wire hole welding sheet metal 25 is aligned with the wire hole of the bracket 20 and then welded. The bracket 20 is provided with a number of rectangular holes. The fourth steel section 604 connects the third steel section 603 and the first steel section 601. The two end faces of the first steel section 601 are welded to the fifth steel section 605. The upper and lower end faces of the control cabinet side panel 10 are connected to the supporting steel section. The fifth steel section 605, the first steel section 601, and the supporting steel section form the outermost frame of the control cabinet body; the wire hole on the wire hole welding sheet metal 25 is equal to the size of the wire hole 8 at the upper corner of the control cabinet top plate 5.

[0009] Furthermore, the rear side of the partition 15 is connected to the seventh steel section 607, which is a C-shaped steel section. The left and right side surfaces of the seventh steel section 607 are welded to the third steel section 603. The left and right sides of the front side of the partition 15 are bolted to the first wire trough 12. The lower end bending part of the seventh steel section 607 is connected to the connecting sheet metal 19. The lower end of the connecting sheet metal 19 is connected to the upper surface of the bracket 20. A number of slots are provided on the partition 15. The front of the partition 15 is bolted to a number of third wire troughs 18. The left and right end surfaces of the third wire troughs 18 are connected to the first wire trough 12. The wire trough fixing steel section is welded to the slots on the back side of the partition 15.

[0010] Furthermore, the supporting steel is connected to the first wire trough 12, the second steel 602, and the partition 15. The length of the first wire trough 12 is consistent with the height of the partition 15. The top end face of the seventh steel 607 is connected to the supporting steel, and the bottom end face of the seventh steel 607 is connected to the bracket 20. The main bodies of the first mounting folding plate 24 and the second mounting folding plate 26 are both L-shaped sheet metal parts, and the L-shaped section is provided with a rectangular support plate.

[0011] Furthermore, the control cabinet front door panel 1 of the control cabinet body is bolted with a pull rod lock 3, a control button 4, and a wire trough, and the control cabinet rear door panel 17 of the control cabinet body is bolted with a pull rod lock 3. The bent lock tongue of the pull rod lock 3 is provided with a notch at the contact point with the fifth steel section 605 of the control cabinet body, and the top of the bent lock tongue is arc-shaped. The control cabinet front door panel 1 is connected to the wire trough by bolts, and the wiring in the wire trough is connected to the control button 4. The control button 4 includes an emergency stop button, and the emergency stop button is connected to the control cabinet power supply. The control cabinet front door panel 1 and the control cabinet rear door panel 17 are both connected to the fifth steel section 605 through hinges, and the control cabinet front door panel 1 and the control cabinet rear door panel 17 have the same appearance.

[0012] Furthermore, the control cabinet front door panel 1, the control cabinet top panel 5, the control cabinet side panel 10, the partition 15, the control cabinet bottom panel 22, the bracket 20, the wire hole welded sheet metal 25, the first mounting folding plate 24, and the second mounting folding plate 26 are all sheet metal parts, and the surface of the sheet metal parts in the electrical control cabinet is galvanized.

[0013] Compared with the prior art, the electrical control cabinet easy to maintain described in the utility model has the following advantages:

[0014] The partition of the utility model divides the main body of the electrical control cabinet into two parts, the front part is used to install electrical components, and the rear part is used for electrical component lines. The bracket divides the main body of the electrical control cabinet into two parts, the upper part is used to install main circuit electrical components, and the lower part is used to install branch circuit electrical components, which is convenient for maintenance personnel to carry out regional maintenance of the electrical control cabinet. The several wire troughs in the control cabinet facilitate the layout of electrical wiring and increase the efficiency of maintenance personnel in finding maintenance lines. The wire troughs ensure the orderly distribution of cables and ensure the long-term stable operation of the cable system. The side panel lining of the electrical control cabinet, the side panels of the control cabinet, the top plate of the control cabinet, and the bottom plate of the control cabinet are all provided with heat dissipation holes. The top plate of the control cabinet is provided with wire holes. The combination of the wire holes and the arrangement of the wire troughs facilitates the wiring of electrical components. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation to the present invention.

[0016] In the attached figure:

[0017] Figure 1 This is a schematic axial view of an electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0018] Figure 2 This is a schematic diagram of the main view of the electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0019] Figure 3 This is a schematic sectional view taken along line AA in the main view of the electrical control cabinet for easy maintenance according to an embodiment of the present utility model;

[0020] Figure 4 This is a schematic diagram of the upper portion of the AA sectional view in the main view of the electrical control cabinet for easy maintenance according to an embodiment of the present utility model;

[0021] Figure 5 For this utility model Figure 3 The enlarged schematic diagram of point D in the middle;

[0022] Figure 6 This is a cross-sectional view taken along line BB in the main view of the electrical control cabinet for easy maintenance according to an embodiment of the present invention;

[0023] Figure 7 A side view schematic diagram of an electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0024] Figure 8 This is a CC cross-sectional diagram in a side view of an electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0025] Figure 9 This is a schematic EE cross-sectional view of a side view of an electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0026] Figure 10 This is a schematic sectional view of the side view of the electrical control cabinet for easy maintenance according to an embodiment of the present utility model;

[0027] Figure 11 This is a schematic diagram of the installation of a bracket for an electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0028] Figure 12 This is a schematic diagram of the axial side of the bracket of the electrical control cabinet that is easy to maintain according to an embodiment of the present utility model;

[0029] Figure 13 This is a schematic axial side view of the first mounting folding plate of the electrical control cabinet for easy maintenance according to an embodiment of the present utility model.

[0030] Description of reference numerals:

[0031] 1. Control cabinet front door; 2. Support sheet metal base; 3. Pull rod lock; 4. Control button; 5. Control cabinet top plate; 6. Steel section; 7. Fan cooling hole; 8. Wire hole; 9. Cooling hole; 10. Control cabinet side panel; 11. Side panel lining; 12. First wire duct; 13. First internal steel section; 14. Second wire duct; 15. Partition; 16. Partition mounting plate; 17. Control cabinet front door; 18. Third wire duct; 19. Connecting sheet metal; 20. Bracket; 21. Mounting Mounting sheet metal; 22. Control cabinet bottom plate; 23. Fourth wire duct; 24. First mounting folding plate; 25. Wire hole welding sheet metal; 26. Second mounting folding plate; 201. Rectangular support sheet metal; 202. C-shaped support sheet metal; 601. First section steel; 602. Second section steel; 603. Third section steel; 604. Section steel connecting seat; 605. Fifth section steel; 606. Sixth section steel; 607. Seventh section steel; 608. Eighth section steel: 609. Ninth section steel. DETAILED DESCRIPTION

[0032] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or electrical component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0034] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal connections between two electrical components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0035] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0036] See Figure 1-13 As shown, this embodiment provides an electrical control cabinet that is easy to maintain, including a control cabinet body and a support sheet metal base 2. The control cabinet body is provided with a number of steel sections 6, brackets 20, partitions 15 and a number of wire troughs; the steel sections 6 are used for installing the panels in the control cabinet body, and the brackets 20 divide the electrical control cabinet into two parts, the upper part is installed with main circuit electrical components, and the lower part is installed with branch circuit electrical components; the electrical components of the upper part of the control cabinet are installed on the partition 15, and the electrical components of the lower part are installed on the bottom plate of the control cabinet, and the partition 15 divides the control cabinet body into two parts, front and back; the support sheet metal base 2 is used to support the control cabinet body, which includes a C-shaped support sheet metal 202 and a rectangular support plate 201, the rectangular support plate 201 is welded to the C-shaped support sheet metal 202, and the C-shaped support sheet metal 202 is fixed to the control cabinet body with bolts.

[0037] Specifically, in this embodiment, a wire hole 8 and a fan heat dissipation hole 7 are provided on the control cabinet top plate 5 of the control cabinet body. There are several wire holes 8, and any wire hole 8 is of different sizes. A heat dissipation fan is installed at the fan heat dissipation hole 7. The control cabinet top plate 5 is connected to the fifth steel section 605 by bolts, and the first internal steel section 13 is fixed to the eighth steel section 608 and the ninth steel section 609 by bolts. The ninth steel section 609 is a C-shaped steel. A plurality of first rectangular holes are provided on the control cabinet bottom plate 22. The control cabinet bottom plate 22 is bolted to the mounting seat sheet metal 21. The mounting seat sheet metal 21 is a bent sheet metal part. The side panel lining 11 is bolted to the control cabinet side panel 10. The upper and lower parts of the side panel lining 11 are provided with several second rectangular holes. The control cabinet side panel 10 and the side panel lining 11 are provided with heat dissipation holes 9 at positions corresponding to the second rectangular holes.

[0038] Specifically, in this embodiment, the bracket 20 is connected to the second mounting folding plate 26, the first mounting folding plate 24, and the wire hole welding sheet metal 25 respectively. The wire hole welding sheet metal 25 is provided with a wire hole. The wire hole provided on the wire hole welding sheet metal 25 is aligned with the wire hole of the bracket 20 and then welded. A number of rectangular holes are provided on the bracket 20. The fourth steel section 604 connects the third steel section 603 and the first steel section 601. The two end faces of the first steel section 601 are welded to the fifth steel section 605. The upper and lower end faces of the control cabinet side panel 10 are connected to the supporting steel section. The fifth steel section 605, the first steel section 601, and the supporting steel section form the outermost frame of the control cabinet body; the wire hole on the wire hole welding sheet metal 25 is equal to the size of the wire hole 8 at the upper corner of the control cabinet top plate 5.

[0039] Specifically, in this embodiment, the rear side of the partition 15 is connected to the seventh steel section 607, the seventh steel section 607 is a C-shaped steel section, the left and right side surfaces of the seventh steel section 607 are welded to the third steel section 603, the left and right sides of the front side of the partition 15 are bolted to the first wire trough 12, the lower end bending part of the seventh steel section 607 is connected to the connecting sheet metal 19, the lower end of the connecting sheet metal 19 is connected to the upper surface of the bracket 20, a number of notches are provided on the partition 15, the front of the partition 15 is bolted to a number of third wire troughs 18, the left and right end surfaces of the third wire troughs 18 are connected to the first wire trough 12, and the wire trough fixing steel section is welded at the notch on the back side of the partition 15.

[0040] Specifically, in this embodiment, the supporting steel is connected to the first wire trough 12, the second steel 602, and the partition 15. The length of the first wire trough 12 is consistent with the height of the partition 15. The top end face of the seventh steel 607 is connected to the supporting steel, and the bottom end face of the seventh steel 607 is connected to the bracket 20. The main bodies of the first mounting folding plate 24 and the second mounting folding plate 26 are both L-shaped sheet metal parts, and the L-shaped section is provided with a rectangular support plate.

[0041] Specifically, in this embodiment, the control cabinet front door panel 1 of the control cabinet body is bolted with a pull rod lock 3, a control button 4, and a wire trough, and the control cabinet rear door panel 17 of the control cabinet body is bolted with a pull rod lock 3. The bent lock tongue of the pull rod lock 3 is provided with a notch at the contact point with the fifth steel section 605 of the control cabinet body, and the top of the bent lock tongue is arc-shaped. The control cabinet front door panel 1 is connected to the wire trough by bolts, and the wiring in the wire trough is connected to the control button 4. The control button 4 includes an emergency stop button, and the emergency stop button is connected to the control cabinet power supply. The control cabinet front door panel 1 and the control cabinet rear door panel 17 are both connected to the fifth steel section 605 by hinges, and the control cabinet front door panel 1 and the control cabinet rear door panel 17 have the same appearance.

[0042] An openable door panel is also provided at the rear of the electrical control cabinet to facilitate maintenance work by maintenance personnel, and an emergency stop button is provided to facilitate power-off maintenance of the control cabinet.

[0043] Specifically, in this embodiment, the control cabinet front door panel 1, the control cabinet top panel 5, the control cabinet side panel 10, the partition 15, the control cabinet bottom plate 22, the bracket 20, the wire hole welded sheet metal 25, the first mounting folding plate 24, and the second mounting folding plate 26 are all sheet metal parts, and the surface of the sheet metal parts in the electrical control cabinet is galvanized.

[0044] In the embodiment, the partition 15 divides the main body of the electrical control cabinet into two parts, front and back. The front part is used to install electrical components, and the rear part is used for electrical component wiring. The bracket 20 divides the main body of the electrical control cabinet into two parts, upper and lower. The upper part is used to install main circuit electrical components, and the lower part is used to install branch circuit electrical components. This facilitates maintenance personnel to carry out regional maintenance of the electrical control cabinet. The multiple wire troughs in the control cabinet facilitate the layout of electrical wiring, increasing the efficiency of maintenance personnel in finding maintenance lines. At the same time, the wire troughs ensure the orderly distribution of cables and ensure the long-term stable operation of the cable system. The side panel lining 11 of the electrical control cabinet, the control cabinet side panel 10, the control cabinet top plate 5, and the control cabinet bottom plate 22 are all provided with heat dissipation holes. The control cabinet top plate 5 is provided with wire holes. The combination of wire holes and wire troughs facilitates the wiring of electrical components.

[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An electrical control cabinet that is easy to maintain, characterized in that: The invention comprises a control cabinet body and a supporting sheet metal seat (2), wherein the control cabinet body is provided with a plurality of steel sections (6), a bracket (20), a partition (15) and a plurality of wire ducts; the steel sections (6) are used for installing the panels in the control cabinet body; the bracket (20) divides the electrical control cabinet into an upper and a lower part; the upper part is provided with main circuit electrical components, and the lower part is provided with branch circuit electrical components; the electrical components of the upper part of the control cabinet are installed on the partition (15), and the electrical components of the lower part are installed on the control cabinet bottom plate (22); the partition (15) divides the control cabinet body into a front and a rear part; the wire duct is used for wiring; the supporting sheet metal seat (2) is used for supporting the control cabinet body, and comprises a C-shaped supporting sheet metal (202) and a rectangular supporting plate (201); the rectangular supporting plate (201) is welded to the C-shaped supporting sheet metal (202), and the C-shaped supporting sheet metal (202) is fixed to the control cabinet body with bolts.

2. The electrical control cabinet that is easy to maintain according to claim 1 is characterized in that: The control cabinet top plate (5) of the control cabinet body is provided with a wire hole (8) and a fan heat dissipation hole (7). The wire hole (8) is provided in a plurality of numbers, and any wire hole (8) is of different sizes. A heat dissipation fan is installed at the fan heat dissipation hole (7). The control cabinet top plate (5) is connected to the fifth steel (605) by bolts. The first internal steel (13) is fixed to the eighth steel (608) and the ninth steel (609) by bolts. The ninth steel (609) is C-shaped. Steel, a control cabinet bottom plate (22) is provided with a plurality of first rectangular holes, the control cabinet bottom plate (22) is bolted to the mounting seat sheet metal (21), the mounting seat sheet metal (21) is a bent sheet metal part, a side plate lining (11) is bolted to the control cabinet side plate (10), the upper and lower parts of the side plate lining (11) are provided with a plurality of second rectangular holes, and heat dissipation holes (9) are provided at positions corresponding to the second rectangular holes of the control cabinet side plate (10) and the side plate lining (11).

3. The electrical control cabinet that is easy to maintain according to claim 2, characterized in that: The bracket (20) is connected to the second mounting folding plate (26), the first mounting folding plate (24), and the wire hole welding sheet metal (25) respectively. The wire hole welding sheet metal (25) is provided with a wire hole. The wire hole provided on the wire hole welding sheet metal (25) is aligned with the wire hole of the bracket (20) and then welded. The bracket (20) is provided with a plurality of rectangular holes. The fourth steel (604) connects the third steel (603) and the first steel (601). The first steel (601) is welded to the fifth steel (605) at both ends. The upper and lower end surfaces of the control cabinet side plate (10) are connected to the supporting steel. The fifth steel (605), the first steel (601), and the supporting steel form the outermost frame of the control cabinet body. The wire hole on the wire hole welding sheet metal (25) is equal in size to the wire hole (8) at the upper corner of the control cabinet top plate (5).

4. The electrical control cabinet easy to maintain according to claim 3, characterized in that: The rear side of the partition (15) is connected to the seventh steel (607), the seventh steel (607) is a C-shaped steel, the left and right side surfaces of the seventh steel (607) are welded to the third steel (603), the left and right sides of the front side of the partition (15) are bolted to the first wire trough (12), the lower end bending part of the seventh steel (607) is connected to the connecting sheet metal (19), the lower end of the connecting sheet metal (19) is connected to the upper surface of the bracket (20), a plurality of notches are provided on the partition (15), the front of the partition (15) is bolted to a plurality of third wire troughs (18), the left and right end surfaces of the third wire trough (18) are connected to the first wire trough (12), and the wire trough fixing steel is welded at the notch on the back of the partition (15).

5. The electrical control cabinet easy to maintain according to claim 4, characterized in that: The supporting steel is connected to the first wire trough (12), the second steel (602), and the partition (15); the length of the first wire trough (12) is consistent with the height of the partition (15); the top end face of the seventh steel (607) is connected to the supporting steel; the bottom end face of the seventh steel (607) is connected to the bracket (20); the main bodies of the first mounting folding plate (24) and the second mounting folding plate (26) are both L-shaped sheet metal parts, and the L-shaped cross section is provided with a rectangular support plate.

6. The electrical control cabinet easy to maintain according to claim 5, characterized in that: The control cabinet front door panel (1) of the control cabinet body is bolted with a pull rod lock (3), a control button (4), and a wire trough. The control cabinet rear door panel (17) of the control cabinet body is bolted with a pull rod lock (3). A notch is provided at the contact point between the bent lock tongue of the pull rod lock (3) and the fifth steel (605) of the control cabinet body. The top of the bent lock tongue is arc-shaped. The control cabinet front door panel (1) is connected to the wire trough by bolts. The wiring in the wire trough is connected to the control button (4). The control button (4) includes an emergency stop button. The emergency stop button is connected to the control cabinet power supply. The control cabinet front door panel (1) and the control cabinet rear door panel (17) are both connected to the fifth steel (605) by hinges. The control cabinet front door panel (1) and the control cabinet rear door panel (17) have the same appearance.

7. The electrical control cabinet for easy maintenance according to any one of claims 1 to 6, characterized in that: The control cabinet front door panel (1), the control cabinet top panel (5), the control cabinet side panels (10), the partition (15), the control cabinet bottom panel (22), the bracket (20), the wire hole welding sheet metal (25), the first installation folding plate (24), and the second installation folding plate (26) are all sheet metal parts, and the surfaces of the sheet metal parts in the electrical control cabinet are galvanized.

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