Heat dissipation structure for sheet metal box body of electric control cabinet

Abstract

The utility model discloses an electric control cabinet sheet metal box body heat dissipation structure which comprises a sheet metal box body, a heat dissipation top cover is installed on the surface of the top end of the sheet metal box body, a top cover heat dissipation fan is installed on the surface of the heat dissipation top cover, and an electric control hydraulic cylinder is fixedly connected with the surface of the lower end of the heat dissipation top cover through a hydraulic telescopic rod. A temperature sensor is installed on the inner surface wall of the sheet metal box body, a power signal receiving module is installed on the surface of the electric control hydraulic cylinder, and the temperature sensor is electrically connected with the power signal receiving module. According to the utility model, the temperature sensor is arranged in the sheet metal box main body, when the temperature in the cabinet body is too high, the temperature sensor transmits a related signal to the power signal receiving module, and the power signal receiving module is used for driving and controlling the electric control hydraulic cylinder to quickly open the heat dissipation top cover for heat dissipation; and meanwhile, the cooling fans and the cooling grooves on the side plates and the top cover are matched, so that the advantage of high cooling efficiency is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric control cabinets, in particular to a heat dissipation structure of a sheet metal box of an electric control cabinet. Background Art

[0002] Sheet metal chassis are formed by cold working thin metal sheets (generally less than 6mm) through a comprehensive cold working process. The processing techniques include shearing, punching, cutting, compounding, folding, welding, riveting, splicing, and forming (such as automobile bodies).

[0003] The Chinese patent document with the authorization announcement number CN216390775U discloses a heat dissipation structure for a sheet metal box of an inverter, which relates to the technical field of heat dissipation structures for sheet metal boxes. The invention aims to solve the problem that most existing heat dissipation structures for sheet metal boxes use air cooling for heat dissipation, but the heat dissipation effect is not ideal. The rear end of the mounting base is equipped with a mounting hexagonal nut, and four mounting hexagonal nuts are provided. The rear end of the mounting base is equipped with a heat dissipation grille, and the rear end of the heat dissipation grille is provided with an air outlet, and multiple air outlets are provided. The rear end of the mounting base is equipped with a threaded connection port, and two threaded connection ports are provided. A butterfly valve is installed at the upper end of the threaded connection port, and two butterfly valves are provided. The rear end of the threaded connection port is equipped with a gas storage tank, and two gas storage tanks are provided. The front end of the mounting base is equipped with a temperature sensor.

[0004] The heat dissipation efficiency of the sheet metal box in the above-mentioned prior art is poor, and it is impossible to perform large-area electric control ventilation and heat dissipation operations inside the box. Therefore, it is necessary to develop a new type of heat dissipation structure of the sheet metal box of the electric control cabinet. Utility Model Content

[0005] The purpose of the present invention is to provide a heat dissipation structure of a sheet metal box of an electric control cabinet, so as to solve the problem in the prior art proposed in the above background technology that the heat dissipation efficiency inside the sheet metal box is poor and large-area electric control ventilation and heat dissipation operations cannot be performed inside the box.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a heat dissipation structure of a sheet metal box of an electric control cabinet, comprising a sheet metal box body, a heat dissipation top cover is installed on the top surface of the sheet metal box body, a top cover heat dissipation fan is installed on the surface of the heat dissipation top cover, an electric-controlled hydraulic cylinder is installed inside the sheet metal box body, the electric-controlled hydraulic cylinder is fixedly connected to the lower end surface of the heat dissipation top cover through a hydraulic telescopic rod, a temperature sensor is installed on the inner surface wall of the sheet metal box body, a power signal receiving module is installed on the surface of the electric-controlled hydraulic cylinder, and the temperature sensor and the power signal receiving module are electrically connected.

[0007] Preferably, the power signal receiving module is used to drive and control the electronically controlled hydraulic cylinder to open the heat dissipation top cover.

[0008] Preferably, a first heat dissipation side plate is installed on one side of the sheet metal box body, and a second heat dissipation side plate is installed on the other side of the sheet metal box body.

[0009] Preferably, the surfaces of the first heat dissipation side plate and the second heat dissipation side plate are both provided with heat dissipation grooves, and the surfaces of the first heat dissipation side plate and the second heat dissipation side plate are both installed with side plate heat dissipation fans.

[0010] Preferably, the surface of the electric-controlled hydraulic cylinder is fixedly connected to the surface of the sheet metal box body through a fixing clamp, and a locking screw is installed on the fixing clamp.

[0011] Preferably, a front cover is installed on the front end surface of the sheet metal box body, a rear cover is installed on the rear end surface of the sheet metal box body, and a fixed base is installed on the bottom of the sheet metal box body.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model is provided with a temperature sensor inside the sheet metal box body. When the temperature inside the cabinet is too high, the temperature sensor will transmit the relevant signal to the power signal receiving module. After receiving the signal, the power signal receiving module is used to drive and control the electric hydraulic cylinder to quickly open the heat dissipation top cover for heat dissipation. The interior of the sheet metal box can be quickly ventilated and heat dissipated over a large area when no one is on duty. At the same time, combined with the cooling fans and heat dissipation slot structure on the side panels and the top cover, it has the advantages of fast heat dissipation speed and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the back-end structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the top structure of the utility model.

[0017] In the figure: 1. Heat sink; 2. Side panel cooling fan; 3. First heat dissipation side panel; 4. Heat dissipation top cover; 5. Top cover cooling fan; 6. Sheet metal box body; 7. Front cover; 8. Fixed base; 9. Rear cover; 10. Second heat dissipation side panel; 11. Temperature sensor; 12. Electric hydraulic cylinder; 13. Hydraulic telescopic rod; 14. Power signal receiving module; 15. Fixing clamp; 16. Locking screw. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0019] See also Figure 1-3 The utility model provides an embodiment: a heat dissipation structure of a sheet metal box of an electric control cabinet, including a sheet metal box body 6, a heat dissipation top cover 4 is installed on the top surface of the sheet metal box body 6, a top cover heat dissipation fan 5 is installed on the surface of the heat dissipation top cover 4, an electric-controlled hydraulic cylinder 12 is installed inside the sheet metal box body 6, the electric-controlled hydraulic cylinder 12 is fixedly connected to the lower end surface of the heat dissipation top cover 4 through a hydraulic telescopic rod 13, a temperature sensor 11 is installed on the inner surface wall of the sheet metal box body 6, a power signal receiving module 14 is installed on the surface of the electric-controlled hydraulic cylinder 12, and the temperature sensor 11 and the power signal receiving module 14 are electrically connected.

[0020] Furthermore, the power signal receiving module 14 is used to drive and control the electronically controlled hydraulic cylinder 12 to open the heat dissipation top cover 4, which can perform large-area rapid ventilation and heat dissipation operations inside the sheet metal box body 6 when no one is on duty, and has the advantages of convenient electronic control operation and high degree of automation.

[0021] Furthermore, a first heat dissipation side panel 3 is installed on one side of the sheet metal box main body 6, and a second heat dissipation side panel 10 is installed on the other side of the sheet metal box main body 6. Heat dissipation grooves 1 are provided on the surfaces of the first heat dissipation side panel 3 and the second heat dissipation side panel 10, and side panel heat dissipation fans 2 are installed on the surfaces of the first heat dissipation side panel 3 and the second heat dissipation side panel 10. By arranging heat dissipation grooves 1 and side panel heat dissipation fans 2 on both side surfaces of the sheet metal box main body 6, it is convenient for rapid air flow cooling inside the box, and has the advantage of fast heat dissipation speed.

[0022] Furthermore, the surface of the electric hydraulic cylinder 12 is fixedly connected to the surface of the sheet metal box body 6 through a fixing clamp 15, and a locking screw 16 is installed on the fixing clamp 15, which is convenient for quickly installing and fixing the electric hydraulic cylinder 12, and has the advantages of tight and stable connection and easy installation and fixing.

[0023] Furthermore, a front cover plate 7 is installed on the front surface of the sheet metal box body 6, a rear cover plate 9 is installed on the rear surface of the sheet metal box body 6, and a fixed base 8 is installed on the bottom of the sheet metal box body 6 for stably installing the sheet metal box body 6.

[0024] Working principle: When in use, a heat dissipation top cover 4 is installed on the top surface of the sheet metal box body 6, and a top cover heat dissipation fan 5 is installed on the surface of the heat dissipation top cover 4. An electric-controlled hydraulic cylinder 12 is installed inside the sheet metal box body 6, and the electric-controlled hydraulic cylinder 12 is fixedly connected to the lower end surface of the heat dissipation top cover 4 through a hydraulic telescopic rod 13. A temperature sensor 11 is installed on the inner surface wall of the sheet metal box body 6, and a power signal receiving module 14 is installed on the surface of the electric-controlled hydraulic cylinder 12. The temperature sensor 11 and the power signal receiving module 14 are electrically connected. When the internal temperature of the sheet metal box body 6 is too high, the temperature sensor 11 will transmit the relevant signal to the power signal receiving module 14. After receiving the signal, the power signal receiving module 14 is used to drive and control the operation of the electric-controlled hydraulic cylinder 13. The electric-controlled hydraulic cylinder 13 controls the The hydraulic telescopic rod 13 can be telescoped to quickly open the heat dissipation top cover for heat dissipation, and a large area of ​​the interior of the sheet metal box can be quickly ventilated and cooled when there is no one on duty, thereby achieving the advantages of fast heat dissipation speed and high efficiency, and no manual opening for heat dissipation is required. A first heat dissipation side panel 3 is installed on one side of the sheet metal box main body 6, and a second heat dissipation side panel 10 is installed on the other side of the sheet metal box main body 6. Heat dissipation grooves 1 are provided on the surfaces of the first heat dissipation side panel 3 and the second heat dissipation side panel 10, and side panel cooling fans 2 are installed on the surfaces of the first heat dissipation side panel 3 and the second heat dissipation side panel 10. By arranging the heat dissipation grooves 1 and the side panel cooling fans 2 structures on both side surfaces of the sheet metal box main body 6, it is convenient for rapid cross-wind cooling of the interior of the box, and has the advantage of fast heat dissipation speed.

[0025] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0026] The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the existing technology. In addition, the machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation structure of a sheet metal box of an electric control cabinet, comprising a sheet metal box body (6), characterized in that: A heat dissipation top cover (4) is installed on the top surface of the sheet metal box body (6), a top cover heat dissipation fan (5) is installed on the surface of the heat dissipation top cover (4), an electric-controlled hydraulic cylinder (12) is installed inside the sheet metal box body (6), the electric-controlled hydraulic cylinder (12) is fixedly connected to the lower end surface of the heat dissipation top cover (4) through a hydraulic telescopic rod (13), a temperature sensor (11) is installed on the inner surface wall of the sheet metal box body (6), a power signal receiving module (14) is installed on the surface of the electric-controlled hydraulic cylinder (12), and the temperature sensor (11) and the power signal receiving module (14) are electrically connected.

2. The heat dissipation structure of the sheet metal box of the electric control cabinet according to claim 1, characterized in that: The power signal receiving module (14) is used to drive and control the electronically controlled hydraulic cylinder (12) to open the heat dissipation top cover (4).

3. The heat dissipation structure of the sheet metal box of the electric control cabinet according to claim 1, characterized in that: A first heat dissipation side plate (3) is installed on one side of the sheet metal box body (6), and a second heat dissipation side plate (10) is installed on the other side of the sheet metal box body (6).

4. The heat dissipation structure of the sheet metal box of the electric control cabinet according to claim 3, characterized in that: The surfaces of the first heat dissipation side plate (3) and the second heat dissipation side plate (10) are both provided with heat dissipation grooves (1), and the surfaces of the first heat dissipation side plate (3) and the second heat dissipation side plate (10) are both installed with side plate heat dissipation fans (2).

5. The heat dissipation structure of the sheet metal box of the electric control cabinet according to claim 1, characterized in that: The surface of the electric-controlled hydraulic cylinder (12) is fixedly connected to the surface of the sheet metal box body (6) via a fixing clamp (15), and a locking screw (16) is installed on the fixing clamp (15).

6. The heat dissipation structure of a sheet metal box of an electric control cabinet according to claim 1, characterized in that: A front cover plate (7) is installed on the front surface of the sheet metal box body (6), a rear cover plate (9) is installed on the rear surface of the sheet metal box body (6), and a fixed base (8) is installed on the bottom of the sheet metal box body (6).

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