CN213072118U

CN213072118U - SVG active dynamic reactive and harmonic compensation device

Info

Publication number: CN213072118U
Application number: CN202021988963.4U
Authority: CN
Inventors: 张润平; 陈福忠; 苏必旺
Original assignee: Fujian Sanbao Steel Co Ltd
Current assignee: Fujian Sanbao Steel Co Ltd
Priority date: 2020-09-13
Filing date: 2020-09-13
Publication date: 2021-04-27
Anticipated expiration: 2030-09-13

Abstract

The utility model relates to an active dynamic reactive and harmonic compensation device of SVG, the on-line screen storage device comprises a base, remove the subassembly, water cooling plant and metal heat abstractor, it includes hydraulic pressure lift post to remove the subassembly, universal wheel and directional wheel, when needs remove, can remove the cabinet body, when need not remove, the base can be fixed the cabinet body, metal heat abstractor is including heat dissipation copper and fin, can carry out the basis heat dissipation to the cabinet body, water cooling plant includes glass liquid thermometer, proximity switch, snakelike cooling tube, the inlet tube, the outlet pipe, filter and circulating water tank, when internal temperature of cabinet risees and reaches the setting value, when metal heat abstractor can not satisfy the heat dissipation of the internal portion of cabinet, start water cooling plant, carry out further cooling to the cabinet body.

Description

SVG active dynamic reactive and harmonic compensation device

Technical Field

The utility model relates to a reactive compensation technical field specifically is an active dynamic reactive and harmonic compensation device of SVG.

Background

The dynamic reactive compensation generating device is a Static synchronous compensator, also called a Static reactive Generator, and is described in english as Static Var Generator, abbreviated as SVG. Also known as a high-voltage dynamic reactive power compensation generating device or a static reactive power generator. The device is a device for performing dynamic reactive power compensation by a power semiconductor bridge type converter with free phase change. SVG is the best solution in the field of reactive power control at present. Compared with the traditional modes of phase modulators, capacitor reactors, traditional SVCs mainly represented by thyristor controlled reactors TCR and the like, the SVG has incomparable advantages, reactive compensation devices (which are specified by the national power department) are required to be arranged beside places where low-voltage transformers are arranged and large-scale electric equipment, and particularly, industrial and mining, enterprises and residential areas with low power factors need to be installed. Large asynchronous motors, transformers, electric welding machines, punching machines, lathe groups, air compressors, press machines, cranes, smelting, steel rolling, aluminum rolling, large switches, electric filling equipment, electric locomotives and the like. In addition to incandescent lighting, air conditioners, refrigerators, and the like are consumers with considerable reactive power in residential areas. Rural power consumption situation is abominable, most areas supply power inadequately, voltage fluctuation is very big, power factor is especially low, install compensation equipment additional and be the effective measure who improves the power supply situation, improve electric energy utilization, current SVG some can install outdoors, and the volume is great, so have higher requirement to rain-proof dustproof and mobility, inverter unit among the SVG adopts silicon transistor resistance great in addition, the loss is higher, there is the high temperature rise problem, cooling problem to SVG also needs to consider.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an active dynamic reactive and harmonic compensation arrangement of SVG to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an SVG active dynamic reactive and harmonic compensation device, comprising a cabinet body, a base, a water cooling device, a metal heat dissipation device and a moving component, wherein the cabinet body is of a closed structure, the front surface of the cabinet body is provided with a cabinet door, the edge of the cabinet door is provided with a sealing strip to prevent dust from entering the interior of the cabinet body from the door seam of the cabinet door, the surface of the cabinet door is provided with an observation window, a handle and an operating button, the observation window is positioned at the upper end of the cabinet door, the operating button is positioned below the observation window, the cabinet door is connected with the cabinet body through a rotating shaft, the handle is positioned at one side of the cabinet door far away from the rotating shaft, the lower end surface of the base extends upwards to form a mounting groove, the moving component is mounted inside the mounting groove, the moving component comprises a hydraulic lifting column, a, and is connected with the inner wall of the mounting groove, the universal wheel and the directional wheel are both provided with two, the universal wheel is respectively arranged at the bottoms of the two hydraulic lifting columns at the left end, the directional wheel is respectively arranged at the bottoms of the two hydraulic lifting columns at the right side, the surface of the base is provided with a control button for controlling the start of the hydraulic lifting columns, the water cooling device comprises a glass liquid thermometer, a proximity switch, a serpentine cooling pipe, a water inlet pipe, a water outlet pipe, a connecting pipe, a water pump and a circulating water tank, the serpentine cooling pipe is arranged on the inner wall at the back of the cabinet body, the circulating water tank is provided with a water inlet and a water outlet, the water pump is connected with the water outlet of the circulating water tank through the connecting pipe, the connecting pipe is provided with a filter, one end of the water inlet pipe is connected with the water pump, the other end is connected with the water inlet of the circulating water tank, the liquid thermometer is installed on the side wall of the interior of the cabinet body, the proximity switch is installed on the top end of the glass liquid thermometer, the proximity switch is connected with the wiring end of the water pump, the metal heat dissipation device comprises a heat dissipation copper plate and heat dissipation fins, the heat dissipation copper plate is installed on the side wall of the outer surface of the cabinet body, and the heat dissipation fins are vertically welded on the heat dissipation copper plate.

As a further aspect of the present invention: the top of the cabinet body is provided with the top cap, the eaves of top cap is trapezoidal, and outwards extends.

As a further aspect of the present invention: the top of top cap is provided with two rings, and evenly distributed is in the both sides of top cap.

As a further aspect of the present invention: and a cooler is arranged at the joint of the water inlet and the water outlet pipe, and a water-cooled cooler is preferably selected as the cooler.

As a further aspect of the present invention: the metal heat dissipation devices are provided with two groups and are respectively installed on two side walls of the cabinet body.

As a further aspect of the present invention: the heat dissipation copper plate is connected with the side wall of the cabinet body through bolts.

As a further aspect of the present invention: the radiating fins are arranged in a plurality and are evenly distributed on the radiating copper plate.

Compared with the prior art, the utility model has the advantages of:

the utility model is provided with a moving component which comprises a hydraulic lifting column, a universal wheel and a directional wheel, and the hydraulic lifting column can be started by a control button when in use, so that the universal wheel and the directional wheel protrude out of the lower surface of a base, and the cabinet body can be conveniently moved, the utility model is provided with a water cooling device and a metal heat radiating device, can carry out all-round heat radiation on the cabinet body, avoids the loss of some electric elements caused by overhigh temperature inside the cabinet body, compared with the traditional fan heat radiating device, the water cooling device and the metal heat radiating device ensure the sealing property inside the cabinet body, avoids dust from entering the cabinet body and influencing the use of the electric elements, in addition, the water cooling device of the utility model is also provided with a glass liquid thermometer and a proximity switch, can monitor the temperature inside the cabinet body, when the temperature inside the cabinet body reaches a set value, and the heat radiating effect of the metal heat radiating device can not meet, restart water cooling plant has avoided the waste of the energy, has also further guaranteed the radiating effect of the internal portion of cabinet simultaneously, in addition the utility model discloses still set up the top cap very much, can effectively deal with the rain-proof demand of the cabinet body when rainy day.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an SVG active dynamic reactive and harmonic compensation device of the present invention;

FIG. 2 is a schematic view of a connection part of the interior of the middle cabinet body and the water cooling device of the present invention;

fig. 3 is a schematic view of the connection structure of the base and the movable assembly of the present invention.

In the figure: 1. a cabinet body; 2. a base; 3. a cabinet door; 4. an observation window; 5. a handle; 6. an operation button group; 7. mounting grooves; 8. a hydraulic lifting column; 9. a universal wheel; 10. a directional wheel; 11. a control button; 12. a glass liquid thermometer; 13. a proximity switch; 14. a serpentine cooling tube; 15. a water inlet pipe; 16. a water outlet pipe; 17. a connecting pipe; 18. a water pump; 19. a circulating water tank; 20. a water inlet; 21. a water outlet; 22. a filter; 23. a heat-dissipating copper plate; 24. a heat sink; 25. a top cover; 26. a hoisting ring; 27. a cooler.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to fig. 3, in the embodiment of the present invention:

the utility model provides a SVG active dynamic reactive and harmonic compensation device, includes the cabinet body 1, base 2, water cooling plant, metal heat abstractor and removal subassembly, the cabinet body 1 is the enclosed construction, the cabinet body 1 openly is provided with cabinet door 3, cabinet door 3 edge is provided with the sealing strip, prevents that the dust from getting into the cabinet body 1 inside from the crack of cabinet door 3, cabinet door 3 surface is provided with observation window 4, handle 5 and operation button group 6, observation window 4 is located cabinet door 3 upper end, operation button group 6 is located observation window 4 below, be connected through the pivot between cabinet door 3 and the cabinet body 1, handle 5 is located one side that cabinet door 3 kept away from the pivot, the lower extreme of base 2 upwards extends and has seted up mounting groove 7, the removal subassembly is installed inside mounting groove 7, the removal subassembly includes hydraulic pressure lift post 8, universal wheel 9 and directional wheel 10, the hydraulic lifting columns 8 are four in number, are respectively located at four corners inside the mounting groove 7 and are connected with the inner wall of the mounting groove 7, the universal wheels 9 and the directional wheels 10 are respectively two in number, the universal wheels 9 are respectively installed at the bottoms of the two hydraulic lifting columns 8 at the left end, the directional wheels 10 are respectively installed at the bottoms of the two hydraulic lifting columns 8 at the right side, the surface of the base 2 is provided with a control button 11 for controlling the start of the hydraulic lifting columns 8, the water cooling device comprises a glass liquid thermometer 12, a proximity switch 13, a snake-shaped cooling pipe 14, a water inlet pipe 15, a water outlet pipe 16, a connecting pipe 17, a water pump 18 and a circulating water tank 19, the snake-shaped cooling pipe 14 is installed on the inner wall at the back of the cabinet body 1, the circulating water tank 19 is provided with a water inlet 20 and a water outlet 21, and the water pump, the metal heat dissipation device comprises a heat dissipation copper plate 23 and a heat dissipation fin 24, wherein the heat dissipation copper plate 23 is arranged on the side wall of the outer surface of the cabinet body 1, and the heat dissipation fin 24 is vertically welded on the heat dissipation copper plate 23.

In the embodiment of the present invention: the top of the cabinet body 1 is provided with a top cover 25, the eaves of the top cover 25 are trapezoidal and extend outwards, so that the rainproof requirement of the cabinet body 1 can be met.

In the embodiment of the present invention: the top of top cap 25 is provided with two rings 26, and evenly distributed is in the both sides of top cap 25, when the convenient cabinet body 1 that needs carries out remote the movement, the use of crane.

In the embodiment of the present invention: a cooler 27 is arranged at the joint of the water inlet 20 and the water outlet pipe 16, and the cooler 27 is preferably a water-cooled cooler capable of cooling the water flowing back from the water outlet pipe 16.

In the embodiment of the present invention: the metal heat dissipation devices are provided with two groups and are respectively installed on two side walls of the cabinet body 1, so that the heat dissipation effect is enhanced.

In the embodiment of the present invention: the heat dissipation copper plate 23 is connected with the side wall of the cabinet body 1 through bolts, and is convenient to detach.

In the embodiment of the present invention: the plurality of radiating fins 24 are uniformly distributed on the radiating copper plate 23, so that the radiating effect of the metal radiating device is enhanced.

The utility model discloses a theory of operation is:

the utility model is provided with a moving component, when the utility model needs to be moved, a control button 11 is pressed down to make a hydraulic lifting column 8 rise, another directional wheel 10 and a universal wheel 9 are exposed out of the bottom end of a base 2 to push a cabinet body 1 to a proper position, then the control button 11 is pressed down, another hydraulic lifting column 8 descends to a return position, at the moment, the base 2 is contacted with the ground to fix the cabinet body 1, when the cabinet body 1 needs to be moved remotely, the cabinet body can be operated by connecting a top hanging ring 26 through a crane, the utility model is provided with a water cooling device and a metal heat radiating device for cooling the inside of the cabinet body 1 to avoid the damage of the overhigh temperature inside the cabinet body 1 to electrical elements, the temperature inside the cabinet body 1 can be monitored through a glass liquid thermometer 12, when the temperature inside the cabinet body 1 does not reach a set value, the water cooling device is in, the metal heat dissipation device conducts heat conduction and heat dissipation to the inside of the cabinet body 1, heat emitted by electrical components is effectively conducted to the heat dissipation copper plate 23, the heat is then dissipated to the heat dissipation fins 24 through the heat dissipation fins 23 and is then dissipated to the ambient air through the heat dissipation fins 24, when the temperature in the cabinet body 1 reaches a set value, the metal heat dissipation device cannot meet the heat dissipation requirement of the inside of the cabinet body 1, the liquid level of temperature measurement liquid in the glass liquid thermometer 12 rises at the moment, the proximity switch 13 is started, the water pump starts to operate at the moment, water is conveyed to the water inlet pipe 15 from the circulating water tank 19 and then flows into the serpentine cooling pipe 14, the inside of the cabinet body 1 is cooled, the temperature of the hot water flowing back from the water outlet pipe 16 flows out again, the hot water flowing back from the water outlet pipe.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an active dynamic reactive and harmonic compensation device of SVG, includes the cabinet body (1), base (2), water cooling plant, metal heat abstractor and removes the subassembly, its characterized in that, the cabinet body (1) is the enclosed construction, the cabinet body (1) openly is provided with cabinet door (3), cabinet door (3) edge is provided with the sealing strip, cabinet door (3) surface is provided with observation window (4), handle (5) and operation button group (6), observation window (4) are located cabinet door (3) upper end, operation button group (6) are located observation window (4) below, be connected through the pivot between cabinet door (3) and the cabinet body (1), handle (5) are located one side that the pivot was kept away from to cabinet door (3), the lower extreme of base (2) upwards extends and has seted up mounting groove (7), it installs inside mounting groove (7) to remove the subassembly, the movable assembly comprises hydraulic lifting columns (8), universal wheels (9) and directional wheels (10), the hydraulic lifting columns (8) are four and are respectively located at four corners inside the mounting groove (7) and connected with the inner wall of the mounting groove (7), the universal wheels (9) and the directional wheels (10) are respectively provided with two, the universal wheels (9) are respectively installed at the bottoms of the two hydraulic lifting columns (8) at the left end, the directional wheels (10) are respectively installed at the bottoms of the two hydraulic lifting columns (8) at the right side, the surface of the base (2) is provided with control buttons (11), the water cooling device comprises a glass liquid thermometer (12), a proximity switch (13), a snake-shaped cooling pipe (14), a water inlet pipe (15), a water outlet pipe (16), a connecting pipe (17), a water pump (18) and a circulating water tank (19), the snake-shaped cooling pipe (14) is installed on the inner wall at the back of the cabinet body (1), the solar water heater is characterized in that a water inlet (20) and a water outlet (21) are arranged on the circulating water tank (19), the water pump (18) is connected with the water outlet (21) of the circulating water tank (19) through a connecting pipe (17), a filter (22) is arranged on the connecting pipe (17), one end of a water inlet pipe (15) is connected with the water pump (18), the other end of the water inlet pipe is connected with the water inlet end of a serpentine cooling pipe (14), one end of a water outlet pipe (16) is connected with the water outlet end of the serpentine cooling pipe (14), the other end of the water outlet pipe is connected with the water inlet (20) of the circulating water tank (19), a glass liquid thermometer (12) is arranged on the side wall inside the cabinet body (1), a proximity switch (13) is arranged at the top end of the glass liquid thermometer (12), the proximity switch (13) is connected with a, the heat dissipation copper plate (23) is arranged on the side wall of the outer surface of the cabinet body (1), and the heat dissipation fins (24) are vertically welded on the heat dissipation copper plate (23).

2. The SVG active dynamic reactive and harmonic compensation apparatus of claim 1, wherein: the top of the cabinet body (1) is provided with a top cover (25), the eave of the top cover (25) is trapezoidal and extends outwards.

3. The SVG active dynamic reactive and harmonic compensation apparatus of claim 2, wherein: the top end of the top cover (25) is provided with two hanging rings (26) which are uniformly distributed on two sides of the top cover (25).

4. The SVG active dynamic reactive and harmonic compensation apparatus of claim 1, wherein: a cooler (27) is arranged at the joint of the water inlet (20) and the water outlet pipe (16).

5. The SVG active dynamic reactive and harmonic compensation apparatus of claim 1, wherein: the metal heat dissipation devices are provided with two groups and are respectively installed on two side walls of the cabinet body (1).

6. The SVG active dynamic reactive and harmonic compensation device of claim 5, wherein: the heat dissipation copper plate (23) is connected with the side wall of the cabinet body (1) through bolts.

7. The SVG active dynamic reactive and harmonic compensation device of claim 6, wherein: the radiating fins (24) are arranged in a plurality and are uniformly distributed on the radiating copper plate (23).