CN205986156U

CN205986156U - Anti harmonic condenser in two return circuits

Info

Publication number: CN205986156U
Application number: CN201621012382.0U
Authority: CN
Inventors: 赵建网; 袁海兰
Original assignee: Wenzhou Electric Power Design Co Ltd
Current assignee: Wenzhou Electric Power Design Co Ltd
Priority date: 2016-08-30
Filing date: 2016-08-30
Publication date: 2017-02-22
Anticipated expiration: 2026-08-30

Abstract

The utility model discloses an anti harmonic condenser in two return circuits, including intelligent controller, cross the zero -crossing switch, switch, filter reactor, low pressure filtering power capacitor, series thermal silica pipe and casing, the consumption is lower, and the light exchange tank type container is also advantaged by longer service lifetime, high reliability, can the reliability service, can not produce resonance, and there is the function of absorbing removal harmonic to a certain extent, series thermal silica pipe traditional chinese clothing is filled with the coolant liquid, the mounting hole was around on the casing on the series thermal silica pipe ran through roof and base, series thermal silica manages both ends mouth sealing connection, the part cover that the series thermal silica pipe exposes outside the casing is equipped with the aluminum pipe, be provided with the fastener on the outer wall of casing, the fastener with the aluminum pipe card on the casing outer wall, can play fine radiating effect, can also avoid simultaneously adsorbing on each device too much dust, safety performance.

Description

A kind of double loop anti-harmonic capacitor

Technical field

This utility model is related to a kind of capacitor, and more particularly to a kind of double loop of excellent radiation performance resists humorous Ripple capacitor.

Background technology

Harmonic wave is one of power system energy contamination, can affect the normal work of various electrical equipments, harmonic wave is to electricity The impact of machine, in addition to causing added losses, also can produce mechanical vibration, noise and overvoltage, make that capacitor is overheated, insulation ag(e)ing, The lost of life, so that damage.The impact to power capacitor for the harmonic wave is great, when distribution system non-linear power load proportion relatively Greatly, when shunt capacitance group puts into, on the one hand the harmonic impedance by capacitor bank is little, and the harmonic current of injection capacitor bank is big, makes Load capacitor and have a strong impact on its service life, on the other hand when harmonic wave capacitive reactance and the system Equivalent Harmonic induction reactance of capacitor bank Equal and when there is resonance, cause serious amplification of capacitor harmonic current to make capacitor overheated and damage, therefore, voltage harmonic and It is abnormal that the exceeded operating current that all can make capacitor of current harmonics increases appearance.

Now in the assembling process of capacitor, capacitor is enclosed within aluminum hull, capacitor generates heat in use, aluminum hull Can not be radiated well, heat can directly make capacitor expand, more than heat, I haven't seen you for ages directly affects the usability of electric capacity and make With the life-span, electrolysis condenser, when running into big electric current, is susceptible to the problem of electric capacity explosion simultaneously, there is safety hidden Suffer from, so the heat problem how solving capacitor is also capacitor industry needing a technical problem capturing for a long time, existing The most moulding of capacitor simple, there is no heat sinking function, when leading to work long hours, capacitor easily lost efficacy, and for a long time could not Radiating, substantially reduces service life.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of double loop anti-harmonic wave electric capacity Device, the influence from harmonic solving capacitor presence in prior art is serious, and radiating effect is poor, the low technical problem of security performance.

For achieving the above object, this utility model provides following technical scheme：A kind of double loop anti-harmonic capacitor, bag Include intelligent monitoring device, operating passing zero switch, on and off switch, filter reactor, low-voltage filtering power capacitor, thermal conductive silicon sebific duct and Housing, described housing includes base, side wall and roof, and described filter reactor and low-voltage filtering power capacitor are fixed on base On, described intelligent monitoring device, operating passing zero switch and on and off switch are arranged on the wall of side, on described roof and base relative position It is provided with installing hole, in described thermal conductive silicon sebific duct, is filled with coolant, described thermal conductive silicon sebific duct runs through to be installed on roof and base Hole is wound on housing, and described thermal conductive silicon sebific duct two-port is located at outside housing, and described thermal conductive silicon sebific duct two-port is tightly connected, described The exposed part outside housing of thermal conductive silicon sebific duct is arranged with aluminum pipe, and the tube wall of described aluminum pipe is fitted on housing exterior walls, described shell It is provided with fastener, aluminum pipe is stuck on housing described fastener on the outer wall of body.

As further improvement of the utility model, described thermal conductive silicon sebific duct has four, and described thermal conductive silicon sebific duct is located at shell Gap between shell in-body devices for the internal part bypasses, and the edge of described installing hole is provided with arcuation recess, described leads Hot silica gel tube is fastened in recess, and described thermal conductive silicon sebific duct is located at the partial symmetry distribution outside housing.

As further improvement of the utility model, described fastener includes support member and fastener, and described support member is in " [" Shape, the two ends of described support member are fixed on the outer wall of housing, and described fastener is in " C " shape, and one end of described fastener is worn It is located on support member, described housing exterior walls are provided with draw-in groove, the other end of described fastener is fastened in draw-in groove.

As further improvement of the utility model, described coolant is one of ethanol, ethylene glycol or propylene glycol.

As further improvement of the utility model, described side wall is provided with louvre, is inserted with described louvre Radiating tube, the two-port of described radiating tube is provided with ventilated membrane, is filled with glass fibre in described radiating tube.

As further improvement of the utility model, described low-voltage filtering power capacitor includes binding post and insulation sleeve Pipe, described binding post is drawn in low-voltage filtering power capacitor housing, and described insulated sleeve is in binding post and low pressure Between filtering power capacitor casing.

Double loop of the present utility model anti-harmonic capacitor, including intelligent monitoring device, operating passing zero switch, on and off switch, Filter reactor, low-voltage filtering power capacitor, thermal conductive silicon sebific duct and housing, power consumption is lower, and service life is longer, and reliability is more Height, can reliability service, will not produce resonance, and have the function of absorbing harmonic carcellation to a certain extent, in thermal conductive silicon sebific duct It is filled with coolant, thermal conductive silicon sebific duct runs through roof and base upper installing hole is wound on housing, thermal conductive silicon sebific duct two-port seals Connect, the exposed part outside housing of thermal conductive silicon sebific duct is arranged with aluminum pipe, the outer wall of housing is provided with fastener, fastener is by aluminum pipe It is stuck on housing exterior walls, good radiating effect can be played, be also avoided that on each device simultaneously and adsorb excessive dust, safety Performance is high.

Brief description

Fig. 1 is structural representation of the present utility model.

Specific embodiment

Below in conjunction with the embodiment given by accompanying drawing, this utility model is described in further detail.

With reference to shown in Fig. 1, a kind of double loop anti-harmonic capacitor of the present embodiment, including intelligent monitoring device 1, operating passing zero Switch 2, on and off switch 3, filter reactor 4, low-voltage filtering power capacitor 5, thermal conductive silicon sebific duct 6 and housing 7, housing 7 includes Base 71, side wall 72 and roof 73, filter reactor 4 and low-voltage filtering power capacitor 5 are fixed on base 71, intelligent monitoring Device 1, operating passing zero switch 2 and on and off switch 3 are arranged on side wall 72, and roof 73 and base 71 relative position are provided with installation Hole 74, is filled with coolant in thermal conductive silicon sebific duct 6, thermal conductive silicon sebific duct 6 runs through roof 73 and base 71 upper installing hole 74 is wound on shell On body 7, thermal conductive silicon sebific duct 6 two-port is located at outside housing 7, and thermal conductive silicon sebific duct 6 two-port is tightly connected, and thermal conductive silicon sebific duct 6 is exposed Part outside housing 7 is arranged with aluminum pipe 8, and the tube wall of aluminum pipe 8 is fitted on housing 7 outer wall, and the outer wall of housing 7 is provided with card Part 9, aluminum pipe 8 is stuck on housing 7 fastener 9.The setting of aluminum pipe 8, partly in order to fixing thermal conductive silicon sebific duct 6, makes heat conductive silica gel Pipe 6 will not arbitrarily move, and be on the other hand to avoid thermal conductive silicon sebific duct 6 part outside housing 7 to be extruded, or be punctured.

As a kind of improved specific embodiment, thermal conductive silicon sebific duct 6 has four, and thermal conductive silicon sebific duct 6 is located in housing 7 Part gap between device in housing 7 bypasses, and can be carried over more heats of capacitor internal, it is to avoid heat exists Inner accumulation, slows down capacitor life-span, and the edge of installing hole 74 is provided with arcuation recess 75, and thermal conductive silicon sebific duct 6 is fastened on recessed In mouth 75, thermal conductive silicon sebific duct 6 can be stoped further from arbitrarily rocking, the partial symmetry that thermal conductive silicon sebific duct 6 is located at outside housing 7 divides Cloth is more succinctly attractive in appearance.

As a kind of improved specific embodiment, fastener 9 includes support member 91 and fastener 92, and support member 91 is in " [" Shape, the two ends of support member 91 are fixed on the outer wall of housing 7, and fastener 92 is in " C " shape, and one end of fastener 92 is located in props up In support member 91, housing 7 outer wall is provided with draw-in groove 76, the other end of fastener 92 is fastened in draw-in groove 76, can be by aluminum pipe 8 jail Admittedly be fixed on housing 7 outer wall because fastener 92 is to be hinged on support member 91, the other end is fastened in draw-in groove 76, beats Open and fasten all more convenient.

As a kind of improved specific embodiment, coolant is one of ethanol, ethylene glycol or propylene glycol.Ethanol, The specific heat capacity of ethylene glycol and propylene glycol all ratios are larger, cooling effect preferably, and their not easily ionizables, all not easy conductive, even if Accidental release also will not have an accident.

As a kind of improved specific embodiment, side wall 72 is provided with louvre 77, is inserted with scattered in louvre 77 Heat pipe 78, the two-port of radiating tube 78 is provided with ventilated membrane, is filled with glass fibre in radiating tube 78.Being provided with of radiating tube 78 Help air circulation, help radiating, the dust of the adsorbable in the air of glass fibre further, it is to avoid adsorb on the housing of capacitor Too many dust, if things go on like this, impact radiating.

As a kind of improved specific embodiment, low-voltage filtering power capacitor 5 includes binding post 51 and insulation sleeve Pipe 52, binding post 51 is drawn in low-voltage filtering power capacitor 5 housing, and insulated sleeve 52 is in binding post 51 and low pressure Between filtering power capacitor 5 housing.

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonging under this utility model thinking belong to protection domain of the present utility model.Should refer to Go out, for those skilled in the art, some improvement under the premise of without departing from this utility model principle and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims

1. a kind of double loop anti-harmonic capacitor it is characterised in that：Switch (2), electricity including intelligent monitoring device (1), operating passing zero Source switch (3), filter reactor (4), low-voltage filtering power capacitor (5), thermal conductive silicon sebific duct (6) and housing (7), described housing (7) base (71), side wall (72) and roof (73) are included, described filter reactor (4) and low-voltage filtering power capacitor (5) are solid It is scheduled on base (71), described intelligent monitoring device (1), operating passing zero switch (2) and on and off switch (3) are arranged on side wall (72) On, described roof (73) and base (71) relative position are provided with installing hole (74), are filled with described thermal conductive silicon sebific duct (6) Coolant, described thermal conductive silicon sebific duct (6) runs through roof (73) and base (71) upper installing hole (74) is wound on housing (7), described Thermal conductive silicon sebific duct (6) two-port is located at housing (7) outward, and described thermal conductive silicon sebific duct (6) two-port is tightly connected, described heat conductive silica gel Pipe (6) is exposed, and in housing (7), part outward is arranged with aluminum pipe (8), and the tube wall of described aluminum pipe (8) is fitted on housing (7) outer wall, Fastener (9) is provided with the outer wall of described housing (7), aluminum pipe (8) is stuck on housing (7) described fastener (9).

2. a kind of double loop anti-harmonic capacitor according to claim 1 it is characterised in that：Described thermal conductive silicon sebific duct (6) There are four, the part that described thermal conductive silicon sebific duct (6) is located in housing (7) bypasses in the gap between device in housing (7), described Arcuation recess (75) is provided with the edge of installing hole (74), described thermal conductive silicon sebific duct (6) is fastened in recess (75), described leads Hot silica gel tube (6) is located at housing (7) partial symmetry distribution outward.

3. a kind of double loop anti-harmonic capacitor according to claim 2 it is characterised in that：Described fastener (9) includes propping up Support member (91) and fastener (92), described support member (91) is in that " [" shape, the two ends of described support member (91) are fixed on housing (7) Outer wall on, described fastener (92) be in " C " shape, one end of described fastener (92) is located on support member (91), described Draw-in groove (76) is provided with housing (7) outer wall, the other end of described fastener (92) is fastened in draw-in groove (76).

4. a kind of double loop anti-harmonic capacitor according to claim 3 it is characterised in that：Described coolant be ethanol, One of ethylene glycol or propylene glycol.

5. a kind of double loop anti-harmonic capacitor according to claim 4 it is characterised in that：Described side wall (72) is upper to be arranged There is louvre (77), in described louvre (77), be inserted with radiating tube (78), the two-port of described radiating tube (78) is provided with Air film, is filled with glass fibre in described radiating tube (78).

6. a kind of double loop anti-harmonic capacitor according to any one of claim 1-5 it is characterised in that：Described low pressure filter Ripple power capacitor (5) includes binding post (51) and insulated sleeve (52), and described binding post (51) is from low-voltage filter electric power Draw in capacitor (5) housing, described insulated sleeve (52) is in binding post (51) and low-voltage filtering power capacitor (5) shell Between body.