Control cabinet

Abstract

The utility model provides a control cabinet, which relates to the technical field of electrical equipment, and comprises a buried box protection frame, a buried box cover plate is hinged above the buried box protection frame, the buried box cover plate covers the upper opening of the buried box protection frame, the inner bottom of the buried box protection frame is fixedly connected with an inner support table, and the inner support table is fixedly connected with an outer support table. The electric control cabinet is buried under the ground, the space above the ground cannot be occupied, obstacles cannot be caused, the electric control cabinet is suitable for being used in places with special requirements such as squares and pavements, the buried electric control cabinet guarantees the sealing performance, and meanwhile, the electric control cabinet is convenient to use, and the service life of the electric control cabinet is prolonged. In addition, heat dissipation can be carried out on the electrical elements through cooperation of internal circulation and a heat conduction structure, and the problems that the heat dissipation efficiency of the electrical elements in a traditional buried electrical cabinet is low and the failure rate of the electrical elements in the buried electrical cabinet is increased due to the fact that the buried electrical cabinet is usually arranged to be a strictly-sealed cabinet body are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, in particular to a control cabinet. Background Art

[0002] Electrical control cabinets play a vital role in modern industrial production and life. They are cabinets used to protect the normal operation of components. They are mainly used to protect electrical equipment, control and distribute electrical energy, and ensure the safe operation of circuits. For the installation of electrical control cabinets with special site requirements, in order to avoid the electrical control cabinets occupying ground space or causing obstacles on the ground, a special type of buried electrical control cabinet has also appeared in the existing electrical engineering. The buried electrical control cabinet is a specially designed electrical control cabinet that is usually installed underground or buried in the soil.

[0003] The underground electrical control cabinet in the prior art is buried in the ground as a whole. In order to prevent the moisture in the groundwater and soil from affecting the electrical components inside the cabinet, the underground electrical cabinet is often configured as a strictly sealed cabinet, resulting in low heat dissipation efficiency of the electrical components inside the traditional underground electrical cabinet, and increasing the failure rate of the electrical components inside the underground electrical cabinet. Utility Model Content

[0004] The disclosed embodiments relate to a control cabinet to solve the problem in the prior art that, since the underground electrical control cabinet is entirely buried underground, in order to prevent the moisture in the groundwater and soil from affecting the electrical components inside the electrical cabinet, the underground electrical cabinet is often configured as a strictly sealed cabinet body, resulting in low heat dissipation efficiency of the electrical components inside the traditional underground electrical cabinet, which leads to an increased failure rate of the electrical components inside the underground electrical cabinet.

[0005] According to a first aspect of the present disclosure, a control cabinet is provided, which specifically includes an underground box protection frame, an underground box cover is hinged on the top of the underground box protection frame, and the underground box cover covers the upper opening of the underground box protection frame, an inner support is fixedly connected to the bottom of the underground box protection frame, an underground electrical control cabinet is hinged on the right edge of the upper surface of the inner support, an electrical terminal board is fixedly connected to the inside of the underground electrical control cabinet by bolts, and two internal circulation fans are fixedly connected to the inside of the inner support by brackets.

[0006] In at least some embodiments, the underground box protection frame is a rectangular parallelepiped frame made of aluminum alloy, and the lower edge of the inner surface of the underground box protection frame is fixedly connected to the lower edge of the side of the inner support.

[0007] In at least some embodiments, the lower surface and the upper surface of the inner support are both rectangular structures, and the inner support is a hollow platform that is wider at the bottom and narrower at the top.

[0008] In at least some embodiments, a support platform sealing convex ring is convexly formed on the edge of the upper surface of the inner support platform. The support platform sealing convex ring is a sealed rectangular frame. A first circulation port with a rectangular through groove structure is penetrated on the left side of the upper surface of the inner support platform, and a second circulation port with a rectangular through groove structure is penetrated on the right side of the upper surface of the inner support platform.

[0009] In at least some embodiments, a thermal conduction plate socket is provided at the bottom of the inner support, and a thermal conduction support plate is tightly inserted into the thermal conduction plate socket. The thermal conduction support plate is a rectangular plate made of aluminum alloy. The upper edge of the thermal conduction support plate fits tightly with the upper surface of the inner support, and the thermal conduction support plate located below the thermal conduction plate socket is inserted into the soil layer below the inner support.

[0010] In at least some embodiments, the underground electrical control cabinet is a rectangular cabinet, a control cabinet rotating handle is fixedly connected to the upper edge of the left surface of the underground electrical control cabinet, and a rectangular rubber control cabinet moisture-proof sealing strip is fixedly connected to the inner wall of the underground electrical control cabinet near the outer edge.

[0011] The utility model provides a control cabinet, which has the following beneficial effects:

[0012] The electrical control cabinet in the utility model is buried under the ground, and its cabinet body is surrounded by an underground box protection frame, and the top of the cabinet body is sealed and covered by an underground box cover plate, so that the underground electrical control cabinet does not contact the soil, reducing the contact between moisture in the soil and the cabinet body of the underground electrical control cabinet, and improving the corrosion resistance of the underground electrical control cabinet. The electrical control cabinet in the present application is buried under the ground and will not occupy or obstruct the space above the ground. It is suitable for use in places with special requirements such as squares and roads.

[0013] In addition, in the utility model, the underground electrical control cabinet is buckled with the inner support platform under normal conditions, an internal circulation fan is arranged inside the inner support platform, and a first circulation port and a second circulation port are opened above the inner support platform. The airflow is guided to flow inside the inner support platform through the action of the internal circulation fan, and the airflow passes through the inside of the underground electrical control cabinet through the first circulation port and the second circulation port to dissipate heat to the electrical terminal board. While the air circulates inside the inner support platform and the underground electrical control cabinet, it flows through the heat conducting support plate, exchanges heat with the heat conducting support plate, and is cooled by plugging the heat conducting support plate into the ground. The underground control cabinet in the present application can not only ensure sealing, but also dissipate heat to electrical components through the cooperation of internal circulation and heat conducting structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.

[0015] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0016] In the attached picture:

[0017] Figure 1 A schematic diagram showing the overall structure of the present application;

[0018] Figure 2 A schematic diagram showing the structure of the interior of the protection frame of the buried box of the present application is shown;

[0019] Figure 3 Shows this application Figure 2 The structural diagram below;

[0020] Figure 4 The schematic diagram of the structure inside the support platform of the present application is shown;

[0021] Figure 5 A structural schematic diagram showing the installation position of the internal circulation fan of the present application;

[0022] Figure 6 A structural schematic diagram of the underground electrical control cabinet of the present application in a buckled state is shown.

[0023] Reference numerals list

[0024] 1. Underground box protection frame; 2. Underground box cover; 3. Inner support; 301. Support sealing convex ring; 302. First circulation port; 303. Second circulation port; 304. Temperature conduction plate socket; 305. Temperature conduction support plate; 4. Internal circulation fan; 5. Underground electrical control cabinet; 501. Control cabinet rotating handle; 502. Control cabinet moisture-proof sealing strip; 6. Electrical terminal board. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Please refer to Figures 1 to 6 :

[0027] The utility model proposes a control cabinet, comprising an underground box protection frame 1, an underground box cover plate 2 is hinged on the top of the underground box protection frame 1, the underground box cover plate 2 covers the upper opening of the underground box protection frame 1, an inner support 3 is fixedly connected to the bottom of the underground box protection frame 1, an underground electric control cabinet 5 is hinged on the right edge of the upper surface of the inner support 3, an electric wiring board 6 is fixedly connected to the inside of the underground electric control cabinet 5 by bolts, and two internal circulation fans 4 are fixedly connected to the inside of the inner support 3 by brackets; the underground box protection frame 1 is a rectangular parallelepiped frame made of aluminum alloy, and the lower edge of the inner surface of the underground box protection frame 1 is fixedly connected to the lower edge of the side of the inner support 3.

[0028] In the disclosed embodiment, the lower surface and the upper surface of the inner support 3 are both rectangular structures, and the inner support 3 is a hollow platform that is wide at the bottom and narrow at the top; the inner support 3 with this secondary structure can prevent the accumulated water that enters the interior of the buried box protection frame 1 from being in contact with the buried electrical control cabinet 5 for a long time, causing the accumulated water to enter the interior of the buried electrical control cabinet 5 and cause corrosion of the electrical components and lines on the electrical terminal board 6.

[0029] In the disclosed embodiment, a support sealing convex ring 301 is convexly provided on the edge of the upper surface of the inner support 3, and the support sealing convex ring 301 is a sealed rectangular frame. A first circulation port 302 with a rectangular through groove structure is penetrated on the left side of the upper surface of the inner support 3, and a second circulation port 303 with a rectangular through groove structure is penetrated on the right side of the upper surface of the inner support 3; a thermal conductive plate socket 304 is provided at the bottom of the inner support 3, and a thermal conductive support plate 305 is tightly inserted into the thermal conductive plate socket 304. The thermal conductive support plate 305 is a rectangular plate made of aluminum alloy, and the upper edge of the thermal conductive support plate 305 is tightly fitted with the upper surface of the inner support 3, and the thermal conductive support plate 305 located below the thermal conductive plate socket 304 is inserted into the soil layer below the inner support 3. The thermal conductive support plate 305 can As the supporting structure of the inner support platform 3, the overall compressive strength of the inner support platform 3 is improved. At the same time, the thermal conductive support plate 305 made of aluminum alloy has good thermal conductivity. An internal circulation fan 4 is arranged inside the inner support platform 3. Through the action of the internal circulation fan 4, the airflow is guided to flow inside the inner support platform 3, and the airflow passes through the inside of the underground electrical control cabinet 5 through the first circulation port 302 and the second circulation port 303 to dissipate heat to the electrical terminal board 6. While the air circulates inside the inner support platform 3 and the underground electrical control cabinet 5, it flows through the thermal conductive support plate 305 to exchange heat with the thermal conductive support plate 305. The thermal conductive support plate 305 is cooled by being plugged into the ground to realize the exchange of internal and external heat, which is beneficial to the heat dissipation of electrical components inside the underground electrical control cabinet 5.

[0030] Embodiment 2, on the basis of embodiment 1, the underground electrical control cabinet 5 is a rectangular cabinet body, a control cabinet rotating handle 501 is fixedly connected to the upper edge of the left surface of the underground electrical control cabinet 5, and a rectangular rubber material control cabinet moisture-proof sealing strip 502 is fixedly connected to the inner wall of the buried electrical control cabinet 5 near the outer edge; when the buried electrical control cabinet 5 and the inner support 3 are buckled, the control cabinet moisture-proof sealing strip 502 fits tightly with the support sealing convex ring 301, ensuring the sealing of the contact area between the buried electrical control cabinet 5 and the inner support 3, preventing water or moisture in the soil from entering the buried electrical control cabinet 5 and causing the electrical components to rust faster.

[0031] The working principle of this embodiment: First, when installing the electrical control cabinet, dig a pit of appropriate depth on the ground, and install the inner support platform 3 into the pit, so that the thermal conductive support plate 305 under the inner support platform 3 is inserted into the soil layer at the bottom of the pit, and the inner support platform 3 is kept horizontally installed, and the underground box protection frame 1 is sleeved on the outside of the inner support platform 3, and the lower edge of the inner wall of the buried box protection frame 1 is fixedly connected to the outer edge of the inner support platform 3, and the underground electrical control cabinet 5 is opened to lay out the transmission lines and electrical components. After the laying is completed, the underground electrical control cabinet 5 is rotated downward to cover the top of the inner support platform 3, and the underground box cover plate 2 is covered on the top of the buried box protection frame 1, and the underground electrical control cabinet 5 is completed. Installation of the control cabinet. When the control cabinet is in operation, the internal circulation fan 4 is turned on by remote control. Through the action of the internal circulation fan 4, the airflow is guided to flow inside the inner support 3, and the airflow passes through the inside of the buried electrical control cabinet 5 through the first circulation port 302 and the second circulation port 303 to dissipate heat to the electrical terminal board 6. While the air circulates inside the inner support 3 and the buried electrical control cabinet 5, it flows through the thermal conductive support plate 305 to exchange heat with the thermal conductive support plate 305. The thermal conductive support plate 305 is cooled by being plugged into the ground. The electrical components are cooled by the cooperation of the internal circulation and the thermal conductive structure to avoid damage to the electrical components inside the buried electrical control cabinet 5 due to overheating.

[0032] In this article, there are a few points to note:

[0033] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0034] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0035] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A control cabinet, comprising: A buried box protection frame (1), wherein a buried box cover plate (2) is hingedly connected to the top of the buried box protection frame (1), characterized in that the buried box cover plate (2) covers the top opening of the buried box protection frame (1), an inner support platform (3) is fixedly connected to the bottom of the buried box protection frame (1), an underground electrical control cabinet (5) is hingedly connected to the right edge of the upper surface of the inner support platform (3), an electrical wiring board (6) is fixedly connected to the inside of the buried electrical control cabinet (5), and two internal circulation fans (4) are fixedly connected to the inside of the inner support platform (3) through a bracket.

2. A control cabinet according to claim 1, characterized in that: The buried box protection frame (1) is a rectangular parallelepiped frame made of aluminum alloy, and the lower edge of the inner surface of the buried box protection frame (1) is fixedly connected to the lower edge of the side of the inner support (3).

3. A control cabinet according to claim 1, characterized in that: The lower surface and the upper surface of the inner support platform (3) are both rectangular structures, and the inner support platform (3) is a hollow platform body that is wide at the bottom and narrow at the top.

4. A control cabinet according to claim 1, characterized in that: A support platform sealing convex ring (301) is convexly provided on the edge of the upper surface of the inner support platform (3), and the support platform sealing convex ring (301) is a sealed rectangular frame. A first circulation port (302) is opened through the left side of the upper surface of the inner support platform (3), and a second circulation port (303) is opened through the right side of the upper surface of the inner support platform (3).

5. A control cabinet according to claim 1, characterized in that: A thermal conductive plate socket (304) is provided at the bottom of the inner support (3), a thermal conductive support plate (305) is tightly inserted into the thermal conductive plate socket (304), the thermal conductive support plate (305) is a rectangular plate made of aluminum alloy, the upper edge of the thermal conductive support plate (305) is tightly fitted with the upper surface of the inner support (3), and the thermal conductive support plate (305) located below the thermal conductive plate socket (304) is inserted into the soil layer below the inner support (3).

6. A control cabinet according to claim 1, characterized in that: The underground electrical control cabinet (5) is a rectangular cabinet body, a control cabinet rotating handle (501) is fixedly connected to the upper edge of the left surface of the underground electrical control cabinet (5), and a rectangular control cabinet moisture-proof sealing strip (502) made of rubber material is fixedly connected to the inner wall of the underground electrical control cabinet (5) near the outer edge.

Images