CN211296199U - Quick plug-in reactive power compensation device - Google Patents

Abstract

The utility model relates to the technical field of reactive power compensation, and discloses a quick plug-in reactive power compensation device, which comprises a cabinet body, a reactive power compensation body and a capacitor. The inner wall of the cabinet body is fixedly connected with a plurality of installation mechanisms. A circular through hole is opened on the lower surface, and a heat dissipation mechanism is fixedly connected to the hole wall of the through hole; A motor is fixedly connected to the bottom end of the motor, a first U-shaped plate is fixedly connected to the bottom end of the motor, and the upper surface of the first U-shaped plate is fixedly connected to the lower surface of the cabinet. The utility model can effectively improve the speed of capacitor replacement, improve the maintenance efficiency of the reactive power compensation device, save time and labor in the replacement process, and reduce the labor intensity of the staff. Compensate for the environmental performance of the device.

Description

A fast plug-in reactive power compensation device

technical field

The utility model relates to the technical field of reactive power compensation, in particular to a fast plug-in reactive power compensation device.

Background technique

Reactive power compensation, the full name of reactive power compensation, is a technology that improves the power factor of the power grid in the power supply system, reduces the loss of power supply transformers and transmission lines, improves power supply efficiency, and improves the power supply environment. Therefore, reactive power The compensation device is in an indispensable and very important position in the power supply system. Reasonable selection of the compensation device can minimize the loss of the power grid and improve the quality of the power grid. At the same time, most of the reactive power compensation devices are installed outdoors. , Most of the reactive power compensation devices include a cabinet, a capacitor and a reactive power compensation body, and the reactive power compensation body includes a reactive power compensation controller, an electric meter, a knife fuse switch, a protective electrical appliance and a switching switch lamp.

The capacitors of the existing reactive power compensation devices are often easily damaged during use. However, due to the limitation of cabinet space and the influence of the electrical connection method of the capacitors, it is very time-consuming and laborious to replace the capacitors, and the replacement speed is slow, which affects the maintenance of the reactive power compensation device. At the same time, it increases the labor intensity of the staff. In addition, due to the large number of electronic components in the cabinet, the heat dissipation during operation is large, so it is necessary to conduct heat dissipation treatment inside the cabinet in time. Large, not enough energy saving and environmental protection.

Utility model content

The purpose of this utility model is to solve the problem that the capacitor of the reactive power compensation device in the prior art is often easily damaged during use, but the replacement process of the capacitor is very time-consuming and laborious, and the replacement speed is relatively slow, which affects the maintenance efficiency of the reactive power compensation device. The labor intensity of the staff, as well as the serious power consumption when the cabinet is dissipating heat all day, is not enough for energy saving and environmental protection, and a fast plug-in reactive power compensation device is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A quick plug-in reactive power compensation device includes a cabinet body, a reactive power compensation body and a capacitor, the inner wall of the cabinet body is fixedly connected with a plurality of installation mechanisms, and the lower surface of the cabinet body is provided with circular through holes, And the hole wall of the through hole is fixedly connected with a heat dissipation mechanism;

The heat dissipation mechanism includes a rotating rod rotatably connected to the inner wall of the circular through hole through a rolling bearing, the top end of the rotating rod is fixedly connected with a fan blade, the bottom end of the rotating rod is fixedly connected with a motor, and the bottom end of the motor is fixed A first U-shaped plate is connected, the upper surface of the first U-shaped plate is fixedly connected with the lower surface of the cabinet body, and the upper surface of the cabinet body is obliquely and fixedly connected with a solar cell panel.

Preferably, the installation mechanism includes a support plate fixedly connected to the inner wall of the cabinet, a second U-shaped plate is fixedly connected to the upper surface of the support plate, and a side wall of the second U-shaped plate is provided with a square hole, and The hole wall of the square hole is movably connected with a T-shaped connecting rod, the rod wall of the T-shaped connecting rod is movably sleeved with a reset spring, and the two ends of the reset spring are respectively connected with the rod wall of the T-shaped connecting rod and the second U-shaped connecting rod. The outer wall of the board is fixedly connected, the side wall of the T-shaped connecting rod is fixedly connected with a convex block, the outer wall of the convex block is movably connected with a concave block, and the side wall of the concave block is fixedly connected with the outer wall of the capacitor, and the capacitor is connected to the outer wall of the capacitor. A plurality of conductive rods are fixedly connected to the electrical connection end of the conductive rod, an electrode ring is movably connected to the end of the conductive rod away from the capacitor, and an insulating block is fixedly connected to the side wall of the electrode ring. The inner wall of the body is fixedly connected.

Preferably, a lithium battery is fixedly connected to the inner wall of the cabinet.

Preferably, two symmetrically distributed support rods are fixedly connected to the lower surface of the solar cell panel, and the bottom ends of the support rods are fixedly connected to the upper surface of the cabinet.

Preferably, the lower surface of the cabinet is provided with heat dissipation holes, and the hole walls of the heat dissipation holes are fixedly connected with a dustproof net.

Preferably, an L-shaped blocking rod is rotatably connected to the outer wall of the second U-shaped plate, and the rod wall of the L-shaped blocking rod is in active contact with the outer wall of the T-shaped connecting rod.

Compared with the prior art, the utility model provides a quick plug-in reactive power compensation device, which has the following beneficial effects:

1. The quick-plug reactive power compensation device is provided with a return spring, a bump, a conductive rod and an electrode ring. When a capacitor is damaged and needs to be replaced, the replacement capacitor is first prepared, and then quickly replaced by the installation mechanism. Capacitors can avoid a great impact on the reactive power compensation device. This structure can effectively improve the speed of capacitor replacement, improve the maintenance efficiency of the reactive power compensation device, and save time and effort during the replacement process, reducing the labor intensity of the staff.

2. The quick plug-in reactive power compensation device is provided with solar panels, lithium batteries, motors and fan blades. When the reactive power compensation device is working, the solar panels in the heat dissipation mechanism convert solar energy into electrical energy for this device. The device radiates heat throughout the day, which greatly reduces the power consumption for heat dissipation of the device, and the structure can use solar power to generate heat for heat dissipation, which improves the environmental protection performance of the reactive power compensation device.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology, the utility model can effectively improve the speed of capacitor replacement, improve the maintenance efficiency of the reactive power compensation device, and the replacement process saves time and effort, The labor intensity of the staff is reduced, and at the same time, solar power can be used for heat dissipation, and the environmental protection performance of the reactive power compensation device is improved.

Description of drawings

Fig. 1 is the structural representation of a kind of fast plug-in reactive power compensation device proposed by the utility model;

2 is a schematic structural diagram of a side view of a quick plug-in reactive power compensation device proposed by the utility model;

FIG. 3 is a schematic structural diagram of part A of a quick plug-in reactive power compensation device proposed by the present invention.

In the figure: 1 cabinet, 2 reactive power compensation body, 3 capacitor, 4 installation mechanism, 41 support plate, 42 second U-shaped plate, 43 T-shaped connecting rod, 44 return spring, 45 convex block, 46 concave block, 47 Electrode ring, 48 insulating block, 49 conductive rod, 5 cooling mechanism, 51 rotating rod, 52 fan blade, 53 motor, 54 first U-shaped plate, 55 solar panel, 6 lithium battery, 7 supporting rod, 8 dustproof net , 9 L-shaped stop bar.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-3, a quick plug-in reactive power compensation device includes a cabinet 1, a reactive power compensation body 2 and a capacitor 3. The inner wall of the cabinet 1 is fixedly connected with a plurality of installation mechanisms 4. The lower part of the cabinet 1 A circular through hole is formed on the surface, and a heat dissipation mechanism 5 is fixedly connected to the hole wall of the through hole;

The heat dissipation mechanism 5 includes a rotating rod 51 rotatably connected to the inner wall of the circular through hole through a rolling bearing, the top end of the rotating rod 51 is fixedly connected with a fan blade 52, the bottom end of the rotating rod 51 is fixedly connected with a motor 53, and the bottom end of the motor 53 is fixedly connected There is a first U-shaped plate 54, the upper surface of the first U-shaped plate 54 is fixedly connected with the lower surface of the cabinet 1, and the upper surface of the cabinet 1 is fixedly connected with a solar panel 55, which can use solar power to dissipate heat. work, improving the environmental protection performance of the reactive power compensation device.

The installation mechanism 4 includes a support plate 41 that is fixedly connected to the inner wall of the cabinet 1. The upper surface of the support plate 41 is fixedly connected with a second U-shaped plate 42. The side wall of the second U-shaped plate 42 is provided with a square hole, and the square hole The hole wall is movably connected with a T-shaped connecting rod 43, and the rod wall of the T-shaped connecting rod 43 is movably sleeved with a return spring 44, and the two ends of the return spring 44 are respectively connected with the rod wall of the T-shaped connecting rod 43 and the second U-shaped plate 42. The outer wall of the T-shaped connecting rod 43 is fixedly connected with a convex block 45, the outer wall of the convex block 45 is movably connected with a concave block 46, and the side wall of the concave block 46 is fixedly connected with the outer wall of the capacitor 3. The connection of the capacitor 3 The electrical end is fixedly connected with a plurality of conductive rods 49, one end of the conductive rod 49 away from the capacitor 3 is movably connected with an electrode ring 47, the side wall of the electrode ring 47 is fixedly connected with an insulating block 48, and one end of the insulating block 48 away from the electrode ring 47 is connected to the cabinet. The inner wall of the body 1 is fixedly connected. This structure can effectively improve the speed of capacitor replacement, improve the maintenance efficiency of the reactive power compensation device, save time and effort during the replacement process, and reduce the labor intensity of the staff.

The inner wall of the cabinet 1 is fixedly connected with a lithium battery 6, the electrode ring 47 is electrically connected to the reactive power compensation body 2 through wires, the solar panel 55 and the motor 53 are electrically connected through wires, and the lithium battery 6 is electrically connected to the motor 53 through wires. and the lithium battery 6 is electrically connected to the solar cell panel 55 through the charging device. This electrical connection is known to those skilled in the art and will not be repeated here.

Two symmetrically distributed support rods 7 are fixedly connected to the lower surface of the solar cell panel 55 . The bottom ends of the support rods 7 are fixedly connected to the upper surface of the cabinet 1 . The support rods 7 can increase the installation stability of the solar cell panel 55 .

The lower surface of the cabinet body 1 is provided with heat dissipation holes, and the wall of the heat dissipation hole is fixedly connected with a dustproof net 8. The dustproof net 8 can prevent dust from entering the cabinet body 1 from the heat dissipation hole, and ensure the cleanliness of the interior of the cabinet body 1.

The outer wall of the second U-shaped plate 42 is rotatably connected with the L-shaped blocking rod 9, the rod wall of the L-shaped blocking rod 9 is in active contact with the outer wall of the T-shaped connecting rod 43, and the L-shaped blocking rod 9 is rotated to make the L-shaped blocking rod 9 and The T-shaped connecting rod 43 is in contact, and the T-shaped connecting rod 43 is limited to ensure the stability of the connection of the capacitor 3 .

In the present invention, when a certain capacitor 3 is damaged and needs to be replaced, the replacement capacitor 3 is prepared first, then the T-shaped connecting rod 43 is pulled, and the return spring 44 is stretched at the same time, and then the capacitor 3 is quickly pulled out from the support plate 41, And make the conductive rod 49 on it separated from the electrode ring 47, and then quickly insert the capacitor 3 to be replaced, and at the same time insert the conductive rod 49 of the capacitor 3 into the motor ring 47, so that the capacitor 3 is communicated with the reactive power compensation body 2, To ensure that the capacitor can be replaced quickly, to avoid a large impact on the reactive power compensation device, then loosen the T-shaped connecting rod 43, and the T-shaped connecting rod 43 pushes the bump 45 to insert the concave block 46 on the capacitor 32 under the elastic force of the return spring 44. In order to achieve the purpose of fixing and limiting the capacitor 3, then turn the L-shaped blocking rod 9 to make the L-shaped blocking rod 9 contact the T-shaped connecting rod 43 to limit the position of the T-shaped connecting rod 43. This structure can effectively improve the capacitance The replacement speed improves the maintenance efficiency of the reactive power compensation device, and the replacement process saves time and effort, reducing the labor intensity of the staff. When the reactive power compensation device is working, the solar panel 55 converts the external solar energy into electricity, and make the motor 53 energize and work, and at the same time, the motor 53 rotates the fan blades 52 through the rotating rod 51 to speed up the air flow inside the cabinet 1, so that the inside can quickly dissipate heat, which can avoid the use of electricity from the grid. In addition, the lithium battery 6 The solar cell panel 55 can convert excess power to be stored for use by the reactive power compensation device for nighttime heat dissipation, so as to avoid waste of power.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. A quick plug-in reactive power compensation device, comprising a cabinet body (1), a reactive power compensation body (2) and a capacitor (3), characterized in that the inner wall of the cabinet body (1) is fixedly connected with multiple an installation mechanism (4), the lower surface of the cabinet body (1) is provided with a circular through hole, and the hole wall of the through hole is fixedly connected with a heat dissipation mechanism (5); The heat dissipation mechanism (5) includes a rotating rod (51) rotatably connected to the inner wall of the circular through hole through a rolling bearing, the top of the rotating rod (51) is fixedly connected with a fan blade (52), and the rotating rod (51) A motor (53) is fixedly connected to the bottom end of the motor (53), a first U-shaped plate (54) is fixedly connected to the bottom end of the motor (53), and the upper surface of the first U-shaped plate (54) is connected to the cabinet (1). ) is fixedly connected to the lower surface of the cabinet body (1), and the upper surface of the cabinet body (1) is obliquely and fixedly connected with a solar cell panel (55); the installation mechanism (4) includes a support plate (41) that is fixedly connected to the inner wall of the cabinet body (1). ), the upper surface of the support plate (41) is fixedly connected with a second U-shaped plate (42), the side wall of the second U-shaped plate (42) is provided with a square hole, and the hole wall of the square hole is movably connected There is a T-shaped connecting rod (43), the rod wall of the T-shaped connecting rod (43) is movably sleeved with a return spring (44), and the two ends of the return spring (44) are respectively connected with the T-shaped connecting rod (43) The rod wall is fixedly connected with the outer wall of the second U-shaped plate (42), the side wall of the T-shaped connecting rod (43) is fixedly connected with a protrusion (45), and the outer wall of the protrusion (45) is movably connected with a A concave block (46), the side wall of the concave block (46) is fixedly connected with the outer wall of the capacitor (3), and the electrical connection end of the capacitor (3) is fixedly connected with a plurality of conductive rods (49), the conductive rods (49) An electrode ring (47) is movably connected to one end of the rod (49) away from the capacitor (3), an insulating block (48) is fixedly connected to the side wall of the electrode ring (47), and the insulating block (48) is far away from the electrode ring ( One end of 47) is fixedly connected with the inner wall of the cabinet body (1). 2 . The quick plug-in reactive power compensation device according to claim 1 , wherein a lithium battery ( 6 ) is fixedly connected to the inner wall of the cabinet body ( 1 ). 3 . 3. A quick plug-in reactive power compensation device according to claim 1, characterized in that, two symmetrically distributed support rods (7) are fixedly connected to the lower surface of the solar cell panel (55), so The bottom end of the support rod (7) is fixedly connected with the upper surface of the cabinet body (1). 4. A quick plug-in reactive power compensation device according to claim 1, characterized in that, the lower surface of the cabinet (1) is provided with a heat dissipation hole, and the hole wall of the heat dissipation hole is fixedly connected with dustproof holes. net (8). 5. A quick plug-in reactive power compensation device according to claim 1, characterized in that an L-shaped blocking rod (9) is rotatably connected to the outer wall of the second U-shaped plate (42), and the L-shaped blocking rod (9) is rotatably connected to the outer wall of the second U-shaped plate (42). The rod wall of the shaped blocking rod (9) is in active contact with the outer wall of the T-shaped connecting rod (43).

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