Transformer substation capacitor cabinet convenient for internal rapid heat dissipation

Abstract

The utility model relates to the technical field of power equipment, in particular to a transformer substation capacitor cabinet convenient for rapid internal heat dissipation, which comprises a cabinet body, a cabinet door is hinged to the front side of the cabinet body, a mounting rack is arranged in the cabinet body, a plurality of fixing frames are uniformly mounted at the lower part of the mounting rack, and a plurality of fixing mechanisms are arranged on each fixing frame. The heat dissipation air inlets are formed in the bottom of the cabinet body, outlets are formed in the top of the cabinet body, the hot air rising principle is met, the heat dissipation effect is good, and the heat dissipation effect is good. By arranging the wave-folded cooling fins and forming the fixing holes in the wave-folded cooling fins, the contact area between cold air and the fins is increased, the cooling effect is improved, by arranging the fixing mechanism, the traditional screw fixing mode is replaced with the sliding insertion mounting mode, the mounting and dismounting speed is high, and the efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of power equipment, concretely relates to a transformer substation capacitor cabinet convenient for internal rapid heat dissipation. BACKGROUND

[0002] The capacitor cabinet, also called as a reactive power compensation cabinet or a power factor correction cabinet, is mainly used for improving the power factor of the power system, and the inductive load will consume the reactive power in the industrial and commercial power system, which leads to the reduction of the power factor of the system, the low power factor leads to the reduction of energy efficiency, voltage stability problems and the increase of electricity bills and other adverse consequences, therefore, it is very necessary to compensate the reactive power by installing the capacitor cabinet, and the capacitor cabinet comprises a controller, a protection device, a capacitor and a reactor.

[0003] The capacitor, the controller and the reactor in the existing capacitor cabinet are installed in a disorderly position, especially the capacitors are installed together with small spacing, the heat dissipation effect is poor, and the capacitors are usually fixed on the mounting plate by using a plurality of screws, a large number of screws need to be screwed during the maintenance, the installation and dismounting are time-consuming and laborious, and the working efficiency is reduced. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of capacitor cabinets of transformer substation convenient for internal rapid heat dissipation with simple structure, reasonable design.

[0005] The utility model discloses the above-mentioned purposes are realized by the following technical solutions:

[0006] A kind of capacitor cabinet of transformer substation convenient for internal rapid heat dissipation, including cabinet, the cabinet front side is hinged with cabinet door, cabinet is internally provided with mounting frame, the lower part of mounting frame is uniformly provided with a plurality of fixed frames, each fixed frame is provided with a plurality of fixed mechanisms, and the upper part of mounting frame is fixedly installed with fixed plate, and the rear side of fixed plate is uniformly provided with a plurality of heat dissipation fins.

[0007] The bottom of the cabinet is uniformly provided with a plurality of air inlets, and the inner bottom surface of the cabinet is fixedly installed with a filter screen.

[0008] Preferably, the heat dissipation fins are wave folded, and a plurality of grooves are uniformly provided on the heat dissipation fins, a controller is installed on the top of the front side of the fixed plate, and a plurality of relays are uniformly installed on the bottom of the front side of the fixed plate.

[0009] Preferably, an observation window is fixedly installed on the top of the front side of the cabinet door, a door lock is fixedly installed on the middle of the front side of the cabinet door, and support legs are fixedly installed on the four corners of the bottom of the cabinet.

[0010] Preferably, the top of the mounting frame is fixedly provided with a suction cover, the top of the suction cover is fixedly provided with a suction fan, and the suction fan is located directly below the heat dissipation outlet.

[0011] Preferably, a plurality of fixing holes are symmetrically arranged on the fixing frame, the fixing mechanism comprises screw rods movably inserted into the fixing holes, nuts are threadedly connected to the screw rods, two screw rods are symmetrically arranged on the front and back of the fixing frame, the bottom of the two screw rods is fixedly provided with a sliding rail, the sliding rail is slidably connected with two sliding blocks, the bottom of each sliding block is fixedly provided with a connecting arm, and the connecting arms are fixedly provided with a clamping frame.

[0012] Preferably, the right rear side of the sliding rail is fixedly provided with a fixing box, a plug rod is slidably arranged in the fixing box, the left end of the plug rod is movably inserted into the sliding block on the rear side, a stop block is fixedly arranged on the middle of the plug rod, a spring is arranged on the plug rod, the spring is arranged between the stop block and the inner wall of the fixing box, and a handle is fixedly arranged on the end of the plug rod away from the sliding block.

[0013] The heat dissipation inlet of the utility model is arranged at the bottom of the cabinet, the outlet is arranged at the top of the cabinet, the hot air rising principle is met, the heat dissipation effect is good, the internal parts of the equipment are partitioned regularly, the capacitors are hung on the fixing frame at equal intervals through the fixing mechanism, the distance between the capacitors is large, heat dissipation is facilitated, the contact area of the cold air and the fins is increased through the arrangement of the wave-shaped folding fins and the arrangement of the fixing holes on the fins, the heat dissipation effect is improved, the installation and dismounting speed is fast, the efficiency is high, and subsequent maintenance is facilitated through the arrangement of the fixing mechanism. BRIEF DESCRIPTION OF DRAWINGS

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

[0015] Figure 2 It is the overall structure of the utility model;

[0016] Figure 3 It is the overall structure of the utility model;

[0017] Figure 4 It is the overall structure of the utility model;

[0018] Figure 5 It is the overall structure of the utility model; Figure 4 It is the overall structure of the utility model;

[0019] Figure 6 It is the overall structure of the utility model;

[0020] In the figure: 1, cabinet body; 2, support leg; 3, cabinet door; 4, heat dissipation outlet; 5, mounting frame; 6, filter screen; 7, capacitor; 8, fixed frame; 9, fixing mechanism; 90, screw rod; 91, nut; 92, sliding rail; 93, clamping frame; 94, fixed box; 95, insertion rod; 96, connecting arm; 97, spring; 98, stop block; 99, sliding block; 10, relay; 11, controller; 12, suction cover; 13, suction fan; 14, air inlet; 15, fixed plate; 16, heat dissipation fin; 17, fixing hole. DETAILED DESCRIPTION

[0021] The application will be further described in detail below with reference to the accompanying drawings. It is necessary to point out here that the following detailed description is only used to further illustrate the application and cannot be understood as limiting the scope of protection of the application. Those skilled in the art can make some non-essential improvements and adjustments to the application according to the above application content.

[0022] EMBODIMENT

[0023] Please refer to Figure 1 , Figure 2 and Figure 3 , a transformer substation capacitor cabinet facilitating internal rapid heat dissipation, comprising a cabinet body 1, the front side of the cabinet body 1 is hingedly connected with a cabinet door 3, the inside of the cabinet body 1 is provided with a mounting frame 5, a plurality of fixed frames 8 are uniformly mounted on the lower part of the mounting frame 5, a plurality of fixing mechanisms 9 are arranged on each fixed frame 8, a fixed plate 15 is fixedly installed on the upper part of the mounting frame 5, a plurality of heat dissipation fins 16 are uniformly installed on the rear side of the fixed plate 15, a plurality of air inlets 14 are uniformly formed on the bottom of the cabinet body 1, a filter screen 6 is fixedly installed on the bottom surface inside the cabinet body 1, a heat dissipation outlet 4 is formed in the center of the top of the cabinet body 1, a louver is installed inside the heat dissipation outlet 4, the heat dissipation fins 16 are in a wave-shaped folded shape, a plurality of grooves are uniformly formed on the heat dissipation fins 16, a controller 11 is installed on the top of the front side of the fixed plate 15, a plurality of relays 10 are uniformly installed on the bottom of the front side of the fixed plate 15, an observation window is fixedly installed on the top of the front side of the cabinet door 3, a door lock is fixedly installed on the middle of the front side of the cabinet door 3, a support leg 2 is fixedly installed on each corner of the bottom of the cabinet body 1, a suction cover 12 is fixedly installed on the top of the mounting frame 5, a suction fan 13 is fixedly installed on the top of the suction cover 12, and the suction fan 13 is located directly below the heat dissipation outlet 4.

[0024] In use, the support leg 2 is used to support the equipment, the cabinet door 3 is used to open the cabinet body 1 for maintenance, the air inlet 14 is used for cold air to enter the cabinet door 3, the heat dissipation outlet 4 is used for hot air to be discharged, the filter screen 6 is used for air entering the inside of the cabinet body 1 to be filtered, the heat dissipation fins 16 are used to absorb the heat emitted by the controller 11, and the suction fan 13 and the suction cover 12 are used to suck the hot air in the cabinet body 1, and the hot air is discharged from the heat dissipation outlet 4, thereby improving the air flow rate and increasing the heat dissipation efficiency.

[0025] Please refer toFigure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 A plurality of fixing holes 17 are symmetrically arranged on the fixing frame 8, the fixing mechanism 9 comprises a screw rod 90 movably inserted into the fixing hole 17, a nut 91 is threadedly connected to the screw rod 90, the bottom of the two symmetrically arranged screw rods 90 is fixedly connected with a sliding rail 92, the sliding rail 92 is slidably connected with two sliding blocks 99, the bottom of the two sliding blocks 99 is fixedly connected with a connecting arm 96, the connecting arm 96 is fixedly connected with a clamping frame 93, the capacitor 7 is movably clamped in the clamping frame 93, the sliding rail 92 is fixedly connected with a fixing box 94, the fixing box 94 is slidably penetrated by a plug rod 95, the plug rod 95 is movably penetrated into the sliding block 99 on the rear side of the sliding rail 92, the plug rod 95 is fixedly connected with a stop block 98, the plug rod 95 is externally sleeved with a spring 97, the spring 97 is arranged between the stop block 98 and the inner wall of the fixing box 94, and the plug rod 95 is fixedly connected with a handle.

[0026] In use, firstly, the fixing mechanism 9 is installed according to the number of capacitors 7 to be installed, the screw rod 90 in the fixing mechanism 9 is inserted into the fixing hole 17, then the nut 91 is tightened to fix the sliding rail 92, the capacitor 7 is inserted into the clamping frame 93, then the sliding block 99 is slidably inserted into the sliding rail 92, at the same time, the plug rod 95 is pulled away from the sliding rail 92, the stop block 98 is moved away from the sliding rail 92, and the spring 97 is compressed, the sliding block 99 is slidably inserted into the inner wall of the sliding rail 92, the plug rod 95 is loosened, the stop block 98 and the plug rod 95 are moved towards the sliding block 99 under the restoring force of the spring 97, the plug rod 95 is inserted into the sliding block 99, the capacitor 7 is slidably and fixedly installed, instead of the traditional screw fixing installation, which saves time and effort.

[0027] It should be noted that the substation capacitor cabinet convenient for internal rapid heat dissipation, when in use, first, according to the number of capacitors 7 to be installed, the installation of the fixing mechanism 9, the corresponding number of screw rods 90 in the fixing mechanism 9 are inserted into the fixing holes 17, the number of fixing mechanisms 9 is increased or decreased according to the increase or decrease of the number of capacitors 7, and the installation spacing of the capacitors 7 can be adjusted according to the needs, at the same time, the sliding insertion of the sliding block 99 and the insertion and fixation of the insertion rod 95 are used instead of the traditional screw fixation mode, the installation and disassembly speed is fast, time and labor are saved, when heat dissipation is needed, start the suction fan 13, the suction fan 13 sucks the hot air in the cabinet body 1 through the suction cover 12 and discharges it after being discharged from the heat dissipation outlet 4, forming a negative pressure in the cabinet body 1, at this time, the cold air outside the filter screen 6 is filtered and enters the cabinet body 1, the cold air drives the heat on the capacitor 7 and the heat dissipation fin 16, realizing the rapid heat dissipation of the equipment, the heat dissipation fin 16 is designed in a wave shape, and a plurality of heat dissipation grooves are uniformly arranged on the heat dissipation fin 16, the contact area of the cold air and the heat dissipation fin 16 is increased, and the heat dissipation efficiency is improved, and the cold air is transported from bottom to top, which conforms to the principle of hot air rising, and the heat dissipation effect is good.

[0028] The above-described embodiments only express several embodiments of the present application, and the description is more specific and detailed, but it should not be understood as limiting the scope of the present application. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application.

Claims

1. A substation capacitor tank facilitating internal rapid heat dissipation, comprising a tank body (1), characterized in that: The cabinet body (1) is hinged with a cabinet door (3) on the front side, and the inside of the cabinet body (1) is provided with a mounting rack (5), a plurality of fixed frames (8) are uniformly mounted on the lower part of the mounting rack (5), a plurality of fixing mechanisms (9) are arranged on each fixed frame (8), and a fixed plate (15) is fixedly installed on the upper part of the mounting rack (5); a plurality of heat dissipation fins (16) are uniformly installed on the rear side of the fixed plate (15). The bottom of the cabinet body (1) is uniformly provided with a plurality of air inlets (14), and the bottom surface of the inside of the cabinet body (1) is fixedly installed with a filter screen (6); and a heat dissipation outlet (4) is formed in the center of the top of the cabinet body (1), and a louver is installed in the heat dissipation outlet (4).

2. The substation capacitor tank with internal heat dissipation facilitated according to claim 1, characterized in that: The heat dissipation fin (16) is in a wave folding shape, and a plurality of grooves are uniformly formed on the heat dissipation fin (16); a controller (11) is installed on the top of the front side of the fixed plate (15), and a plurality of relays (10) are uniformly installed on the bottom of the front side of the fixed plate (15).

3. The substation capacitor tank facilitating internal rapid heat dissipation according to claim 1, characterized in that: The front side top of the cabinet door (3) is fixedly installed with an observation window, and the front side middle of the cabinet door (3) is fixedly installed with a door lock; and support legs (2) are fixedly installed at the four corners of the bottom of the cabinet body (1).

4. The substation capacitor bank of claim 1, wherein: The top of the mounting rack (5) is fixedly installed with a suction cover (12), and the top of the suction cover (12) is fixedly installed with a suction fan (13); and the suction fan (13) is located directly below the heat dissipation outlet (4).

5. The substation capacitor tank facilitating internal rapid heat dissipation of claim 1, wherein: A plurality of fixed holes (17) are symmetrically formed on the front and back of the fixed frame (8); the fixing mechanism (9) comprises a screw rod (90) movably inserted into the fixed hole (17); a nut (91) is threadedly connected to the screw rod (90); the bottoms of the two screw rods (90) are fixedly installed with a sliding rail (92); the sliding rail (92) is slidably connected with two sliding blocks (99); the bottoms of the two sliding blocks (99) are fixedly installed with a connecting arm (96); the connecting arm (96) is fixedly installed with a clamping frame (93) between the two connecting arms (96); and the clamping frame (93) movably clamps a capacitor (7).

6. A substation capacitor tank facilitating internal rapid heat dissipation according to claim 5, characterized in that: The right rear side of the sliding rail (92) is fixedly installed with a fixed box (94), and a plug rod (95) is slidably penetrated into the fixed box (94); the left end of the plug rod (95) movably penetrates through the rear of the sliding rail (92) and movably inserts into the sliding block (99) on the rear side; a stop block (98) is fixedly sleeved on the middle of the plug rod (95); a spring (97) is sleeved on the outside of the plug rod (95); the spring (97) is arranged between the stop block (98) and the inner wall of the fixed box (94); and a handle is fixedly installed on the end of the plug rod (95) away from the sliding block (99).

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