CN218888145U

CN218888145U - Low-voltage dynamic hybrid compensation filter cabinet

Info

Publication number: CN218888145U
Application number: CN202223477932.4U
Authority: CN
Inventors: 闫春明
Original assignee: Zhuhai Wangyou Information Technology Co ltd
Current assignee: Zhuhai Wangyou Information Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-18
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a low pressure developments mix compensation filtering cabinet, including low pressure filtering mechanism, low pressure filtering mechanism includes the cabinet body, and the top fixed mounting of the cabinet body has a distribution system, and distribution system's downside electricity is connected with first circuit, and the downside bolted connection of first circuit is connected with power control switch, and power control switch's downside bolted connection is connected with the second circuit, and the downside electricity of second circuit is connected with the contactor. The utility model discloses a setting of low pressure filtering mechanism, distribute the electric current to power control switch through first circuit through distribution system, make the electric current flow to the contactor through the second circuit through starting power control switch in, when just switching on the power, the impulse current can reach about the rated one hundred times of the device, the material through the contactor bears great electric current, the electric current flows to the APF module through the third circuit after the suppression electric current, thereby very big reduction causes the risk of damage to equipment, operate work through the APF module.

Description

Low-voltage dynamic hybrid compensation filter cabinet

Technical Field

The utility model relates to a filtering cabinet field specifically is low pressure developments hybrid compensation filtering cabinet.

Background

The filter cabinet is used for suppressing higher harmonics and compensating reactive power, and is mainly suitable for power environments containing harmonics. The filter cabinet can improve the current surge caused by impact load, reduce voltage fluctuation, inhibit voltage flicker, improve voltage stability and improve voltage quality.

When some electric equipment is used, a filter cabinet is generally used for reducing voltage shifting for the purpose of voltage stability, and a frequency converter filter cabinet is disclosed according to a Chinese patent network (publication number: CN104868474B, publication number: 2017-08-29), and the invention discloses a frequency converter filter cabinet which comprises a support, a resistor cabinet used for placing a resistor, an electric reactor connected with the resistor and a capacitor connected with the resistor; the resistor cabinet is arranged at the top of one side in the support, and an upper heat insulation plate which is arranged close to the resistor cabinet and used for reducing the heat radiation of the resistor is also arranged in the support; a reactor is arranged at one side of the resistance cabinet and the bottom of the inner side of the bracket; capacitors are arranged at the other side of the resistor cabinet and at the bottom of the inner side of the bracket; a lower heat insulation plate is arranged between the reactor and the capacitor so as to reduce the heat radiation of the reactor to the capacitor; still be provided with the fan between resistance cabinet and the reactor to realize the fan to the heat dissipation of resistance cabinet and reactor. The top near the inside of the bracket is also provided with a water balance beam, and the resistance cabinet is fixedly connected on the water balance beam. Above-mentioned converter filtering cabinet can effectively ensure the fan to the heat dissipation of resistance cabinet and reactor to guarantee converter filtering cabinet's rationally distributed, realized converter filtering cabinet's dependable performance. Although the invention can effectively ensure the heat dissipation of the fan to the resistance cabinet and the reactor, the invention has larger current output when just started, and may not bear larger current impact, thereby causing the risk of equipment damage and having poor practicability.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide the low pressure developments and mix compensation filtering cabinet.

In order to achieve the above object, the utility model provides a following technical scheme: low pressure developments mix compensation filtering cabinet, including low pressure filtering mechanism, low pressure filtering mechanism includes the cabinet body, the top fixed mounting of the cabinet body has distribution system, distribution system's downside electricity is connected with first circuit, the downside bolt electricity of first circuit is connected with power control switch, power control switch's downside bolt electricity is connected with the second circuit, the downside electricity of second circuit is connected with the contactor, the downside electricity of contactor is connected with the third circuit, the downside electricity of third circuit is connected with the APF module, and first circuit and power control switch all are provided with a plurality of, and contactor and APF module also all are provided with a plurality of.

Preferably, the inboard fixedly connected with riser of the cabinet body, the screw thread mouth has been seted up in the surface run-through of riser, the first regulating plate of one side bolt fixedly connected with of power control switch, the inside threaded connection of first regulating plate has first screw, one side bolt fixedly connected with second regulating plate of contactor, the inside threaded connection of second regulating plate has the second screw, and the riser is provided with two, all sets up in the inboard both sides of the cabinet body, and the screw thread mouth also is provided with a plurality of, and first screw passes screw thread mouth and screw thread mouth threaded connection and makes first regulating plate fix in one side of riser, and the second regulating plate passes screw thread mouth and screw thread mouth threaded connection through the second screw and makes the second regulating plate fix in one side of riser.

Preferably, the downside fixedly connected with air-permeable plate of APF module, the first ventilating board of the inside fixedly connected with of framework of the cabinet body, air-permeable plate set up the bottom upside position at the cabinet body, and a plurality of apertures have been run through on air-permeable plate's surface for air-permeable plate has ventilative effect.

Preferably, the inside of the cabinet body runs through and has seted up the mounting groove, the inboard fixedly connected with dead lever of mounting groove, the one end fixed mounting of dead lever has the motor, the output fixedly connected with flabellum of motor, the inboard one end fixedly connected with second ventilating board of mounting groove, the inboard other end fixedly connected with third ventilating board of mounting groove, the dead lever is provided with two, and the motor is fixed between two dead levers, and second ventilating board is the same with third ventilating board shape.

Preferably, one side of the cabinet body is connected with the cabinet door through hinge rotation, the inside of cabinet door is inlayed and is installed and control the screen, one side fixed mounting of cabinet door has the pilot lamp, controls screen and distribution system electric connection, and the pilot lamp also with distribution system electric connection.

Preferably, the surface of the cabinet body has been seted up and has been set up the groove, the top fixed mounting that sets up the groove has electric putter, electric putter's downside fixedly connected with backup pad, the downside of the cabinet body is rotated and is connected with the universal wheel, and the universal wheel is provided with a plurality ofly, and the backup pad is the rectangle setting.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a setting of low pressure filtering mechanism, distribute the electric current to power control switch through first circuit through distribution system, make the electric current flow to the contactor through the second circuit through starting power control switch in, when just switching on the power, the impulse current can reach about the rated one hundred times of the device, the material through the contactor bears great electric current, the electric current flows to the APF module through the third circuit after the suppression electric current, thereby very big reduction causes the risk of damage to equipment, operate work through the APF module.

2. The utility model discloses a setting of first regulating plate, the screw mouth is aimed at to first regulating plate inside threaded connection's first screw, can make one side that first regulating plate passes through first screw and the fixed riser of screw mouth, can adjust the height of first regulating plate at any time, thereby the distance of the first regulating plate of regulation and distribution system that can be better, the second regulating plate passes through second screw and screw mouth and can make the second regulating plate fix in one side of riser, thereby the distance of regulation second regulating plate and first regulating plate that can be exact.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the whole front view of the present invention;

FIG. 2 is a schematic structural view of the rear view of the utility model;

fig. 3 is a schematic structural diagram of a rear view section of the present invention;

fig. 4 is a schematic structural view of a first front view section of the present invention;

fig. 5 is a schematic structural diagram of a second front view section of the present invention.

In the figure: 1. a cabinet body; 2. a power distribution system; 3. a first line; 4. a power control switch; 5. a second line; 6. a contactor; 7. a third line; 8. an APF module; 9. a vertical plate; 10. a threaded opening; 11. a first adjusting plate; 12. a first screw; 13. a second adjusting plate; 14. a second screw; 15. a gas permeable plate; 16. a first vent panel; 17. mounting grooves; 18. a fixing rod; 19. a motor; 20. a fan blade; 21. a second vent plate; 22. a third vent plate; 23. a cabinet door; 24. a control screen; 25. an indicator light; 26. arranging a groove; 27. an electric push rod; 28. a support plate; 29. a universal wheel.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, a low-voltage dynamic hybrid compensation filter cabinet includes a low-voltage filter mechanism, the low-voltage filter mechanism includes a cabinet body 1, a power distribution system 2 is fixedly mounted at the top of the cabinet body 1, a first circuit 3 is electrically connected to the lower side of the power distribution system 2, a power control switch 4 is electrically connected to the lower side of the first circuit 3 through a bolt, a second circuit 5 is electrically connected to the lower side of the power control switch 4 through a bolt, a contactor 6 is electrically connected to the lower side of the second circuit 5, a third circuit 7 is electrically connected to the lower side of the contactor 6, an APF module 8 is electrically connected to the lower side of the third circuit 7, a current is distributed to the power control switch 4 through the first circuit 3 by the power distribution system 2, the current flows into the contactor 6 through the second circuit 5 by starting the power control switch 4, when a power supply is just connected, an impact current can reach about one hundred times of a rated value of the low-voltage dynamic hybrid compensation filter cabinet, a larger current is borne by a material of the contactor 6, and flows to the APF module 8 after the current is suppressed, thereby greatly reducing risks of equipment damage and working.

In one aspect of the present embodiment, the first screw 12 screwed through the inside of the first adjustment plate 11 is aligned with the screw hole 10, so that the first adjustment plate 11 can fix one side of the riser 9 through the first screw 12 and the screw hole 10, and the height of the first adjustment plate 11 can be adjusted at any time, thereby better adjusting the distance between the first adjustment plate 11 and the power distribution system 2, and the second adjustment plate 13 can fix the second adjustment plate 13 on one side of the riser 9 through the second screw 14 and the screw hole 10, thereby adjusting the distance between the second adjustment plate 13 and the first adjustment plate 11.

In one aspect of this embodiment, the ventilation board 15 may allow the APF module 8 to dissipate the dissipated heat through the ventilation board 15 during operation, the first ventilation board 16 may allow the heat in the cabinet 1 to dissipate from the first ventilation board 16, and the starting motor 19 drives the fan blades 20 to rotate, so that the fan blades 20 extract the heat in the cabinet 1 through the second ventilation board 21 and the third ventilation board 22.

In one aspect of this embodiment, the cabinet door 23 is used for closing the cabinet body 1, and the control panel 24 and the indicator light 25 are both electrically connected to the power distribution system 2, so that the control panel 24 can control the power output of the power distribution system 2.

In one aspect of this embodiment, the universal wheels 29 allow for simple movement of the device, and actuation of the power push rods 27 brings the support plate 28 into contact with the ground, thereby allowing for stationary use of the device.

The utility model discloses a theory of operation: this low pressure developments mix compensation filter cabinet is when using, make the device remove suitable position after through universal wheel 29, start electric putter 27 and drive backup pad 28 and go up and down, make backup pad 28 support and live ground, thereby fix the device, start power control switch 4, control screen 24 through the operation and send out the instruction to distribution system 2, the electric current flows to power control switch 4 through first circuit 3, make the electric current flow to contactor 6 through power control switch 4 and second circuit 5, make the electric current flow to APF module 8 through contactor 6 on through third circuit 7, be used for the dynamic suppression harmonic through APF module 8, the novel power electronic device of reactive compensation, compensate harmonic and the idle work of change all changing size and frequency, start motor 19 drives flabellum 20 and rotates simultaneously, the steam in the cabinet body 1 is dispelled out, also dispel the steam through first ventilating board 16 simultaneously, all consumer in this scheme all supply power through PLC.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Low pressure developments mix compensation filtering cabinet, including low pressure filtering mechanism, its characterized in that: the low pressure filter mechanism includes the cabinet body (1), the top fixed mounting of the cabinet body (1) has distribution system (2), the downside electricity of distribution system (2) is connected with first circuit (3), the downside bolted connection of first circuit (3) is connected with power control switch (4), the downside bolted connection of power control switch (4) is connected with second circuit (5), the downside electricity of second circuit (5) is connected with contactor (6), the downside electricity of contactor (6) is connected with third circuit (7), the downside electricity of third circuit (7) is connected with APF module (8).

2. The low-voltage dynamic hybrid compensation filter cabinet according to claim 1, wherein: the inboard fixedly connected with riser (9) of the cabinet body (1), screw thread mouth (10) have been seted up in the surface running through of riser (9), the first regulating plate (11) of one side bolt fixedly connected with of power control switch (4), the inside threaded connection of first regulating plate (11) has first screw (12), one side bolt fixedly connected with second regulating plate (13) of contactor (6), the inside threaded connection of second regulating plate (13) has second screw (14).

3. The low-voltage dynamic hybrid compensation filter cabinet according to claim 1, wherein: the lower side of the APF module (8) is fixedly connected with a ventilation plate (15), and the inside of the frame body of the cabinet body (1) is fixedly connected with a first ventilation plate (16).

4. The low-voltage dynamic hybrid compensation filter cabinet according to claim 1, wherein: the utility model discloses a cabinet, including the cabinet body, the inside of the cabinet body (1) is run through and has been seted up mounting groove (17), inboard fixedly connected with dead lever (18) of mounting groove (17), the one end fixed mounting of dead lever (18) has motor (19), the output fixedly connected with flabellum (20) of motor (19), inboard one end fixedly connected with second ventilating board (21) of mounting groove (17), the inboard other end fixedly connected with third ventilating board (22) of mounting groove (17).

5. The low-voltage dynamic hybrid compensation filter cabinet according to claim 1, wherein: one side of the cabinet body (1) is connected with a cabinet door (23) through a hinge in a rotating mode, an operating screen (24) is installed in the cabinet door (23) in an embedded mode, and an indicating lamp (25) is fixedly installed on one side of the cabinet door (23).

6. The low-voltage dynamic hybrid compensation filter cabinet according to claim 1, wherein: the utility model discloses a cabinet, including the cabinet body, the surface of the cabinet body (1) has been seted up and has been set up groove (26), the top fixed mounting that sets up groove (26) has electric putter (27), the downside fixedly connected with backup pad (28) of electric putter (27), the downside of the cabinet body (1) is rotated and is connected with universal wheel (29).