CN211670638U

CN211670638U - Three-phase load unbalance automatic regulating device

Info

Publication number: CN211670638U
Application number: CN202020102346.3U
Authority: CN
Inventors: 周荔丹; 姚凯; 王伟
Original assignee: Jiangsu Dahang Hongcheng Power Electronics Co ltd
Current assignee: Jiangsu Dahang Hongcheng Power Electronics Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-13
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses an unbalanced three-phase load automatic regulating apparatus, the on-line screen storage device comprises a base, base bottom symmetry is equipped with the support column, and the support column bottom is equipped with the fixing base, the base top is equipped with adjusts the box, adjusts the box top and is equipped with the weather enclosure, is equipped with the erection column on the weather enclosure, adjust the box top and seted up the installing port, install the heat dissipation cover in the adjusting box. The utility model discloses a thermovent is convenient for adjust the box heat dissipation, can block external dust to get into through the dust screen setting, and through starting reversal motor, the threaded rod rotates, and then can drive the spiral shell piece and remove on the threaded rod to can drive the clearance brush and clear up the dust screen; through starting electronic slide rail, the slider can remove in electronic slide rail, and then drives electric fan and remove, can improve the area of air-out, blows off from the equidirectional not through the exhaust vent, has improved the radiating effect.

Description

Three-phase load unbalance automatic regulating device

Technical Field

The utility model relates to a three-phase load adjusts technical field, concretely relates to unbalanced three-phase load automatic regulating apparatus.

Background

The three-phase imbalance means that three-phase currents (or voltages) in a power system have inconsistent amplitudes, the amplitude difference exceeds a specified range, the three-phase imbalance of the power system is caused by three-phase load imbalance and three-phase parameter asymmetry of system elements, the three-phase voltage balance condition of the power system is one of main indexes of electric energy quality, the three-phase imbalance can cause additional heating and vibration of a rotating motor, the leakage flux of a transformer is increased, local overheating is caused, the line loss of a power grid is increased, multiple protection and automatic device misoperation are caused, and the like. The three-phase load unbalance automatic regulating device is mainly used for a low-voltage power distribution user side, controls three-phase current unbalance, relatively low phase voltage and compensation reactive power, and optimizes the electric energy quality. The specification of the SPC product covers 50A/35kvar, 75A/50kvar and 150A/100kvar, and three-phase unbalanced current and reactive power can be simultaneously compensated, so that continuous and dynamic compensation is realized.

The existing three-phase unbalanced load automatic regulating device is placed outdoors, the service life of the device is influenced because outdoor flying dust enters the device, and meanwhile, the heat dissipation effect in the device is poor, so that the service life of the device is further shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unbalanced three-phase load automatic regulating apparatus 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:

the three-phase unbalanced load automatic adjusting device comprises a base, wherein support columns are symmetrically arranged at the bottom of the base, fixing seats are arranged at the bottom ends of the support columns, an adjusting box body is arranged at the top of the base, a rainproof shed is arranged at the top of the adjusting box body, mounting columns are arranged on the rainproof shed, a mounting opening is formed in the top of the adjusting box body, a heat dissipation cover is arranged in the adjusting box body and comprises fixed blocks, the bottom ends of the two fixed blocks are connected with an arc cover, an air outlet is formed in the arc cover, a stabilizing rod is arranged between the two fixed blocks, a sleeve block is sleeved on the stabilizing rod, an electric fan is arranged at the bottom end of the sleeve block;

adjust box one side and be equipped with the thermovent, thermovent and dust-proof box intercommunication, dust-proof box one side is equipped with the dust vent, is equipped with the dust screen on the dust vent, and the dust-proof bottom of the case portion is equipped with the install bin, is equipped with reverse motor in the install bin, and reverse motor output shaft has the threaded rod, and the threaded rod has the spiral shell piece in dust-proof box female connection, and the clearance brush is installed to spiral shell piece one side, and the clearance brush sets up with the dust screen cooperation, the dust-proof bottom of the case portion is equipped with anticollision institution, is equipped with dust absorption.

Preferably, the shape of the fixing seat is circular.

Preferably, a cylinder is arranged between the supporting columns at the bottom of the base, and the free end of the cylinder is connected with a sliding wheel.

Preferably, anticollision institution includes the anticollision cover box, and the anticollision piece that slides in the anticollision cover box is equipped with, and anticollision piece top is connected with the anticollision post, and anticollision piece bottom is passed through crashproof spring and is connected with the inner bottom wall of anticollision cover box.

Preferably, the dust collection mechanism comprises a dust removal box, the dust removal box is communicated with a first dust removal pipe, the first dust removal pipe is communicated with the air blower, the other end of the air blower is communicated with a second dust removal pipe, and the second dust removal pipe is communicated with the dust hood.

Preferably, the dust hood is arranged at the bottom of the dust-proof box.

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

(1) the utility model discloses a thermovent is convenient for adjust the box heat dissipation, can block external dust to get into through the dust screen setting, and through starting reversal motor, the threaded rod rotates, and then can drive the spiral shell piece and remove on the threaded rod to can drive the clearance brush and clear up the dust screen; through starting electronic slide rail, the slider can remove in electronic slide rail, and then drives electric fan and remove, can improve the area of air-out, blows off from the equidirectional not through the exhaust vent, has improved the radiating effect.

(2) The air blower is started, and the dust cleaned by the dust screen is absorbed into the dust removal box through the first dust removal pipe, the second dust removal pipe and the dust hood, so that the cleanness of the dust removal box is ensured.

(3) Through collision post and spiral shell piece contact to the collision post moves down, and then through extrusion anticollision spring, plays protection device's structure.

Drawings

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

FIG. 2 is a schematic structural view of the heat dissipation cover of the present invention;

FIG. 3 is a schematic structural view of the anti-collision mechanism of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a support pillar; 3. a fixed seat; 4. a cylinder; 5. a sliding wheel; 6. adjusting the box body; 7. a rain-proof shed; 8. mounting a column; 9. an installation port; 10. a heat dissipation cover; 101. a fixed block; 102. an arc-shaped cover; 103. an air outlet; 11. a stabilizer bar; 12. sleeving blocks; 13. an electric fan; 14. an electric slide rail; 15. a slider; 16. a heat dissipation port; 17. a dust-proof box; 18. a dust-proof opening; 19. a dust screen; 20. installing a box; 21. a reverse motor; 22. a threaded rod; 23. a screw block; 24. cleaning a brush; 25. an anti-collision mechanism; 251. an anti-collision sleeve box; 252. an anti-collision block; 253. an impact post; 254. an anti-collision spring; 26. a dust suction mechanism; 261. a dust removal box; 262. a first dust removal pipe; 263. a blower; 264. a dust hood; 265. and a second dust removal pipe.

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. 1-4, in the present invention, an automatic three-phase unbalanced load adjustment device includes a base 1, wherein support columns 2 are symmetrically disposed at the bottom of the base 1, fixing bases 3 are disposed at the bottom ends of the support columns 2, an adjustment box 6 is disposed at the top of the base 1, a weather enclosure 7 is disposed at the top of the adjustment box 6, a mounting column 8 is disposed on the weather enclosure 7, a mounting opening 9 is disposed at the top of the adjustment box 6, a heat dissipation cover 10 is mounted in the adjustment box 6, the heat dissipation cover 10 includes fixing blocks 101, arc covers 102 are connected to the bottom ends of the two fixing blocks 101, air outlet holes 103 are disposed on the arc covers 102, a stabilizer bar 11 is disposed between the two fixing blocks 101, a sleeve block 12 is sleeved on the stabilizer bar 11, an electric fan 13 is disposed at the bottom end of the sleeve block 12, an electric slide;

a heat dissipation port 16 is formed in one side of the adjusting box body 6, the heat dissipation port 16 is communicated with a dust-proof box 17, a dust-proof port 18 is formed in one side of the dust-proof box 17, a dust-proof net 19 is arranged on the dust-proof port 18, an installation box 20 is arranged at the bottom of the dust-proof box 17, a reverse motor 21 is arranged in the installation box 20, an output shaft of the reverse motor 21 is connected with a threaded rod 22, the threaded rod 22 is connected with a screw block 23 in the dust-proof box 17 in a threaded mode, a cleaning brush 24 is arranged on one side of the screw block 23, the cleaning brush 24 is matched with the dust-proof net 19, an anti-collision mechanism;

by starting the electric slide rail 14, the slide block 15 can move in the electric slide rail 14, so as to drive the electric fan 13 to move, the air outlet area can be increased, and the air is blown out from different directions through the air outlet hole 103, so that the heat dissipation effect is improved;

the box body 6 is convenient to adjust for heat dissipation through the heat dissipation port 16, external dust can be prevented from entering through the dustproof net 19, the threaded rod 22 rotates by starting the reverse motor 21, the screw block 23 can be driven to move on the threaded rod 22, and the cleaning brush 24 can be driven to clean the dustproof net 19;

the shape of the fixing base 3 of the present embodiment is circular.

The base 1 bottom of this embodiment is equipped with cylinder 4 between support column 2, and cylinder 4 free end is connected with slip wheel 5.

The anti-collision mechanism 25 of the embodiment includes an anti-collision sleeve box 251, an anti-collision block 252 is slidably disposed in the anti-collision sleeve box 251, a collision post 253 is connected to the top of the anti-collision block 252, the bottom of the anti-collision block 252 is connected to the inner bottom wall of the anti-collision sleeve box 251 through a collision spring 254, and the anti-collision post 253 contacts with the screw block 23 through the collision post 253, so that the collision post 253 moves downward, and further the structure of a protection device is achieved by squeezing the collision spring 254;

the dust suction mechanism 26 of the present embodiment includes a dust box 261, the dust box 261 is communicated with a first dust removing pipe 262, the first dust removing pipe 262 is communicated with a blower 263, the other end of the blower 263 is communicated with a second dust removing pipe 265, and the second dust removing pipe 265 is communicated with a dust suction hood 264.

The dust hood 264 of the embodiment is arranged at the bottom of the dust-proof box 17; the blower 263 is started, and the dust cleaned by the dust screen 19 is absorbed into the dust box 261 through the first dust removing pipe 262, the second dust removing pipe 265 and the dust hood 264, so that the cleanness inside the dust box 17 is ensured.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Three-phase unbalanced load automatic regulating apparatus, including base (1), its characterized in that, base (1) bottom symmetry is equipped with support column (2), and support column (2) bottom is equipped with fixing base (3), base (1) top is equipped with adjusts box (6), and adjust box (6) top and be equipped with weather enclosure (7), is equipped with erection column (8) on weather enclosure (7), install installing port (9) have been seted up at adjust box (6) top, installs heat exchanger (10) in adjusting box (6), and heat exchanger (10) includes fixed block (101), and two fixed block (101) bottom are connected with arc cover (102), are equipped with exhaust vent (103) on arc cover (102), are equipped with stabilizer bar (11) between two fixed block (101), and the cover is equipped with nest block (12) on stabilizer bar (11), and nest block (12) bottom is equipped with electric fan (13), an electric sliding rail (14) is arranged on the mounting column (8), a sliding block (15) is arranged on the electric sliding rail (14), and the sliding block (15) is connected with the sleeve block (12);

adjust box (6) one side and be equipped with thermovent (16), thermovent (16) and dust-proof box (17) intercommunication, dust-proof box (17) one side is equipped with dust vent (18), is equipped with dust screen (19) on dust vent (18), and dust-proof box (17) bottom is equipped with install bin (20), is equipped with reversal motor (21) in install bin (20), and reversal motor (21) output shaft has threaded rod (22), and threaded rod (22) have spiral shell piece (23) in dust-proof box (17) female connection, and clearance brush (24) are installed to spiral shell piece (23) one side, and clearance brush (24) and dust screen (19) cooperation set up, dust-proof box (17) bottom is equipped with anticollision institution (25), is equipped with dust absorption mechanism (26) in install bin (20).

2. The device for automatic adjustment of three-phase load unbalance according to claim 1, characterized in that the shape of the fixed base (3) is circular.

3. The automatic three-phase load unbalance adjusting device according to claim 1, wherein a cylinder (4) is disposed between the supporting columns (2) at the bottom of the base (1), and a sliding wheel (5) is connected to a free end of the cylinder (4).

4. The automatic three-phase load unbalance adjusting device according to claim 1, wherein the anti-collision mechanism (25) comprises an anti-collision sleeve box (251), an anti-collision block (252) is slidably disposed in the anti-collision sleeve box (251), an anti-collision column (253) is connected to the top of the anti-collision block (252), and the bottom of the anti-collision block (252) is connected to the inner bottom wall of the anti-collision sleeve box (251) through an anti-collision spring (254).

5. The automatic three-phase load unbalance adjusting device according to claim 1, wherein the dust suction mechanism (26) comprises a dust suction box (261), the dust suction box (261) is communicated with a first dust suction pipe (262), the first dust suction pipe (262) is communicated with the blower (263), the other end of the blower (263) is communicated with a second dust suction pipe (265), and the second dust suction pipe (265) is communicated with the dust suction hood (264).

6. The automatic three-phase load unbalance adjustment device according to claim 5, characterized in that the dust hood (264) is provided at the bottom of the dust box (17).