CN205230824U - Capacitor - Google Patents

Capacitor Download PDF

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Publication number
CN205230824U
CN205230824U CN201521085832.4U CN201521085832U CN205230824U CN 205230824 U CN205230824 U CN 205230824U CN 201521085832 U CN201521085832 U CN 201521085832U CN 205230824 U CN205230824 U CN 205230824U
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CN
China
Prior art keywords
capacitor
pole plate
layer
polar plate
hot water
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Expired - Fee Related
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CN201521085832.4U
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Chinese (zh)
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不公告发明人
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Chongqing Yibao Technology Co Ltd
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Chongqing Yibao Technology Co Ltd
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Priority to CN201521085832.4U priority Critical patent/CN205230824U/en
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Publication of CN205230824U publication Critical patent/CN205230824U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a capacitor, its cooling structure setting outside the capacitor casing, capacitor core structure about including composite polar plate with set up a plurality of cylindricality capacitor cores between the composite polar plate about, the middle part at both ends corresponds respectively about every cylindricality capacitor core have about extraction electrode about, composite polar plate have respectively first, second left side layer polar plate and first, the second right side layer two -layer polar plate of polar plate, extraction electrode connects first left side layer polar plate and second right side layer polar plate respectively about partly cylindricality capacitor core, and extraction electrode connects first right side layer polar plate and second left side layer polar plate respectively about another part cylindricality capacitor core. The pin configuration includes the first lead -out wire of drawing from first left side layer polar plate and first right side layer polar plate with one end, the second lead -out wire and the insulation support that draw with one end from second left side layer polar plate and the second right side layer polar plate. This capacitor has effectively reduced the inductance of lead -out wire, has reduced circuit heating, effectively avoids the electric capacity thermal breakdown.

Description

A kind of capacitor
Technical field
The utility model relates to a kind of capacitor.
Background technology
Existing capacitor comprises the capacitor body holding electric charge, also comprise two lead-out wires formed from the side of capacitor body, further, by fixing and mounting bracket, parallel connection is carried out to capacitor body, but this capacitor lead-out wire inductance is larger, CURRENT DISTRIBUTION is uneven, through-flow larger element will generate heat seriously, and heat can not fast dissipation, cause heat in localized accumulated, easily cause the thermal breakdown of certain capacitor body and cause whole capacitor failure, its fixing and mounting bracket used time in parallel takes up room greatly, higher to drain on manpower and material resources.
Utility model content
For the problems referred to above that prior art exists, the purpose of this utility model is to provide a kind of capacitor of good heat dissipation effect.
For achieving the above object, the utility model adopts following technical scheme: a kind of capacitor, comprises capacitor body, cooling structure, capacitor core minor structure and pin configuration;
Capacitor body comprises capacitor casing and the lid that upper end has opening, and the upper end of described lid and capacitor casing is sealed and matched, and is sealed by the opening of capacitor casing upper end;
Described lid is coated with the sealing resin of one deck for sealing cover body; Elastic seal ring is provided with between the edge of described sealing resin and lid;
Cooling structure arranges and comprises circulating water structure, control structure and safety structure;
The circulating water pipe that circulating water structure comprises cold water storage cistern, boiler, cooler and is arranged in capacitor casing;
Described circulating water pipe comprises recirculated water entrance and circulating water outlet, and the cooling water outlet of cold water storage cistern is communicated with recirculated water entrance by cooling water feed tube, and cooling water feed tube is provided with cooling water electromagnetically operated valve and cooling water circulating pump;
The hot water inlet of described boiler is communicated with circulating water outlet by pipeline, and the hot water outlet of boiler is communicated with cooler hot water inlet by hot water conveying pipe, and hot water conveying pipe is provided with hot water electromagnetic valve and hot water circulating pump;
Described cooler cooling water outlet is communicated with the cooling water inlet of cold water storage cistern by pipeline;
Described control structure comprises controller, temperature sensor, cold water relay and hot water relay;
The test side of described temperature sensor is arranged in capacitor casing, and signal output part is connected with the temperature signal input of controller;
Controller has 4 control signal outputs; Wherein, the first control signal output of controller is connected by the coil of signal transmssion line with cold water relay, and the contact of cold water relay is arranged in the current supply circuit of cooling water circulating pump; Second control signal output of controller is connected with cooling water electromagnetically operated valve by signal transmssion line; 3rd control signal output of controller is connected by the coil of signal transmssion line with hot water relay, and the contact of hot water relay is arranged in the current supply circuit of hot water circulating pump; 4th control signal output of controller is connected with hot water electromagnetic valve by signal transmssion line;
Described safety structure comprises cold water storage cistern switch and boiler switch, and cold water storage cistern switch is connected with a liquid level signal input of controller respectively with the output of boiler switch;
Capacitor body vibrational power flow, in capacitor casing, is provided with the first dielectric between capacitor core minor structure and capacitor casing inwall;
Capacitor core minor structure comprises multiple cylindrical condenser fuse and left and right compound polar plate;
Described multiple cylindrical condenser fuse is arranged between the compound polar plate of left and right, and is provided with the second dielectric between adjacent two cylindrical condenser fuses, and the middle part at two ends, each cylindrical condenser fuse left and right is corresponding respectively has left and right extraction electrode;
Left compound polar plate has first left layer of pole plate and first right layer of two-layer pole plate of pole plate, the first dielectric film is equipped with between first left layer of pole plate and first right layer of pole plate, right compound polar plate has second left layer of pole plate and second right layer of two-layer pole plate of pole plate, is equipped with the second dielectric film between second left layer of pole plate and second right layer of pole plate;
In described multiple cylindrical condenser fuse, the left extraction electrode of part cylindrical condenser fuse connects first left layer of pole plate, right extraction electrode connects second right layer of pole plate, the left extraction electrode of another part cylindrical condenser fuse connects first right layer of pole plate, and right extraction electrode connects second left layer of pole plate;
Pin configuration comprises first lead-out wire of drawing with one end from first left layer of pole plate and first right layer of pole plate, second lead-out wire of drawing with one end from second left layer of pole plate and second right layer of pole plate and insulating sleeve;
First lead-out wire and the second lead-out wire are all arranged with insulating sleeve, described insulating sleeve comprises an electrically special insulating crepe paper, described insulating crepe paper is formed one tubular along a helical wound, the lead angle scope of described helix is 15 °-25 °, the inside diameter ranges of described insulating sleeve is 4.76mm-8.89mm, and the wall thickness range of described insulating sleeve is 1.59mm-4.76mm.
As optimization, described elastic seal ring is mulit-lip seal ring.
Relative to prior art, the utility model tool has the following advantages:
Capacitor in the utility model effectively reduces the inductance of lead-out wire, and left compound polar plate row sectional area is large, and resistance value is little, and reduce circuit heating, the heat exchange block thermal diffusivity of left compound polar plate is good; Also being provided with cooling structure simultaneously, by using this cooling structure, effectively can reducing the heat radiation of capacitor, reduce the situation of electric capacity thermal breakdown as far as possible.The capacitor of this structure of the utility model reduces heat production simultaneously and improves heat dispersion, extends the useful life of product, and is convenient to modularized design.
Accompanying drawing explanation
Fig. 1 is the structural representation of cooling structure.
Fig. 2 is the cutaway view of the utility model capacitor.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
In description of the present utility model, it will be appreciated that, term " on ", D score, "left", "right", " top ", " end " " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
See Fig. 1 and Fig. 2, a kind of capacitor, comprises capacitor body, also comprises cooling structure, capacitor core minor structure and pin configuration.
capacitor bodycomprise capacitor casing 1 and lid 11 that upper end has opening, described lid 11 is sealed and matched with the upper end of capacitor casing 1, is sealed by the opening of capacitor casing 1 upper end.
Described lid 11 is coated with the sealing resin 12 of one deck for sealing cover body 11; Sealing resin is cast on lid 11, can realize good sealing, if capacitor internal expanded by heating, sealing resin can absorb the pressure expanded, and sealing resin contraction distortion, can reduce the pressure of capacitor casing.
Elastic seal ring is provided with between the edge of described sealing resin 12 and lid 11; When after capacitor cooling; insulating resin cooling meat; elastic seal ring can effective elastic telescopic; make elastic seal ring energy and sealing resin close fitting seal all the time, and sealing resin good sealing effect, enable this capacitor adapt to liquid environment; in a liquid also can trouble free service; capacitor for voltage protection, realizes dual-seal, increases capacitor useful life.
Elastic seal ring is mulit-lip seal ring preferably, multiple sealing lip can with lid 11 close contact, multi-sealed, effect of easing stress is good, reaches effective sealing, leakage-preventing effect.
cooling structurecomprise circulating water structure, control structure and safety structure;
The circulating water pipe 41 that described circulating water structure comprises cold water storage cistern 43, boiler 45, cooler 47 and is arranged in capacitor casing 1; Described circulating water pipe 41 comprises recirculated water entrance 41a and circulating water outlet 41b, and the cooling water outlet of cold water storage cistern 43 is communicated with recirculated water entrance 41a by cooling water feed tube, and cooling water feed tube is provided with cooling water electromagnetically operated valve 43a and cooling water circulating pump 43b; The hot water inlet of described boiler 45 is communicated with circulating water outlet 41b by pipeline, and the hot water outlet of boiler 45 is communicated with cooler 47 hot water inlet by hot water conveying pipe, and hot water conveying pipe is provided with hot water electromagnetic valve 45a and hot water circulating pump 45b; Described cooler 47 cooling water outlet is communicated with by the cooling water inlet of pipeline with cold water storage cistern 43.
Described control structure comprises controller 49, temperature sensor 50, cold water relay 43c and hot water relay 45c; The test side of described temperature sensor 50 is arranged in capacitor casing 1, and signal output part is connected with the temperature signal input of controller 49; Controller 49 has 4 control signal outputs; Wherein, the first control signal output of controller 49 is connected by the coil of signal transmssion line with cold water relay 43c, and the contact of cold water relay 43c is arranged in the current supply circuit of cooling water circulating pump 43b; Second control signal output of controller 49 is connected with cooling water electromagnetically operated valve 43a by signal transmssion line; 3rd control signal output of controller 49 is connected by the coil of signal transmssion line with hot water relay 45c, and the contact of hot water relay 45c is arranged in the current supply circuit of hot water circulating pump 45b; 4th control signal output of controller 49 is connected with hot water electromagnetic valve 45a by signal transmssion line.
The structure of cooling structure is simple, easy to use.By the heat radiation using this cooling structure effectively can reduce capacitor, reduce the situation of electric capacity thermal breakdown as far as possible, thus improve the useful life of capacitor.
As optimization, safety structure can also be comprised; Described safety structure comprises cold water storage cistern switch 43d and boiler switch 45e, and cold water storage cistern switch 43d is connected with a liquid level signal input of controller 49 respectively with the output of boiler switch 45e.
It should be noted that: inventive point of the present utility model is the structure composition of cooling structure, to the process using this cooling structure to lower the temperature to capacitor, or uses the control method of this cooling structure not belong to protection range of the present utility model.
During concrete enforcement, use this cooling structure to lower the temperature to capacitor, following control method can be adopted:
Cooling threshold temperature is preset in advance in controller 49, when temperature sensor 50 detects that the temperature of capacitor casing reaches this cooling threshold temperature, controller 49 sends control command, make cooling water electromagnetically operated valve 43a and cold water relay 43c conducting, cold water relay 43c conducting, the current supply circuit conducting of cooling water circulating pump 43b, thus cooling water circulating pump 43b starts working, being pumped into by the cooling water in cold water storage cistern 43 in circulating water pipe 41 is capacitor cooling.
While controller 49 sends control command to cooling water electromagnetically operated valve 43a and cold water relay 43c, also control command is sent to hot water electromagnetic valve 45a and hot water relay 45c, hot water relay 45c conducting, the current supply circuit conducting of hot water circulating pump 45b, thus hot water circulating pump 45b is started working, by hot water in boiler 45 after namely having cooled capacitor the hot water flowed in boiler 45 pump in cooler 47 cool, by water pump 47a, the cooling water in cooler 47 is pumped in cold water storage cistern 43 again, constantly circulate.
When capacitor runs stopping, cooling water circulating pump 43b works on, cooling water residual in circulating water pipe 41 is drawn back in boiler 45, therefore within the capacitor off-duty time, in circulating water pipe 41, all cooling water is not had, even if therefore run the crackled words of dwell time Inner eycle water pipe tool at capacitor, the leakage of cooling water also can not be caused.When above-mentioned steps completes, the liquid level signal that controller 49 receives, cold water storage cistern switch 43d and boiler switch 45e detects, according to above-mentioned liquid level signal, controller 49 judges whether cooling water has leakage, when there being leakage, then send alarm signal.
capacitor core minor structurebe arranged in capacitor casing 1, between capacitor core minor structure and capacitor casing 1 inwall, be provided with the first dielectric 13.
capacitor core minor structure comprisesmultiple cylindrical condenser fuse 20 and left and right compound polar plate; Described multiple cylindrical condenser fuse 20 is arranged between the compound polar plate of left and right, and be provided with the second dielectric 14 between adjacent two cylindrical condenser fuses 20, the middle part at each cylindrical condenser fuse about 20 two ends is corresponding respectively has left and right extraction electrode 21,23.
Left compound polar plate has first left layer of pole plate 22a and first right layer of two-layer pole plate of pole plate 22b, the first dielectric film is equipped with between first left layer of pole plate 22a and first right layer of pole plate 22b, right compound polar plate has second left layer of pole plate 24a and second right layer of two-layer pole plate of pole plate 24b, is equipped with the second dielectric film between second left layer of pole plate 24a and second right layer of pole plate 24b;
In multiple cylindrical condenser fuse 20, the left extraction electrode 21 of part cylindrical condenser fuse 20 connects first left layer of pole plate 22a, right extraction electrode 23 connects second right layer of pole plate 24b, the left extraction electrode 21 of another part cylindrical condenser fuse 20 connects first right layer of pole plate 22b, and right extraction electrode 23 connects second left layer of pole plate 24a.
Adopt left and right compound polar plate shunt capacitor, to replace the effect gone between in existing capacitor, adopt the inductance of left and right compound polar plate much less than lead-in wire, thus efficiently reduce capacitor heating.
pin configuration comprise fromthe first lead-out wire 31 that first left layer of pole plate 22a and first right layer of pole plate 22b draws with one end, second lead-out wire 32 of drawing with one end from second left layer of pole plate 24a and second right layer of pole plate 24b and insulating sleeve 33.
First lead-out wire 31 and the second lead-out wire 32 are all arranged with insulating sleeve 33, described insulating sleeve 33 comprises an electrically special insulating crepe paper, described insulating crepe paper is formed one tubular along a helical wound, the lead angle scope of described helix is 15 °-25 °, the inside diameter ranges of described insulating sleeve 33 is 4.76mm-8.89mm, and the wall thickness range of described insulating sleeve 33 is 1.59mm-4.76mm.
Lead angle in the utility model refers to the tangent line of each point on described helix and the angle of horizontal plane.
Described insulating crepe paper is formed by 100% electrical grade brown paper manufacture, so can ensure that the material of insulating sleeve itself is free from foreign meter, thus substantially increase the electric withstand voltage properties of insulating sleeve, and have aging slow characteristic, and the wrinkle waveform on described insulating crepe paper effectively can improve the structural strength of insulating sleeve.
Compared with the insulating sleeve of traditional cable paper horizontal wrap, the insulating sleeve being used for capacitor lead-out wire at the utility model uses spiral winding method manufacture to form, in the assembling process of capacitor, not easily break under stress and damage, ensure that its electric property.This kind of insulating sleeve uses simple, in capacitor manufacturer without the need to unnecessary processing, as long as cut the length to needing, saves a lot of man-hour.This kind of insulating sleeve can also arbitrarily angled, at all sites, insulating sleeve is stretched, this optimised flexible insulating sleeve makes the cabling of capacitor lead-out wire very convenient and accurate, the insulating sleeve avoiding traditional cable paper horizontal wrap because tube wall is hard, the not easy to break and problem of the lead-out wire difficult arrangement caused.And the volume of this insulating sleeve is less than the insulating sleeve of traditional cable paper horizontal wrap, thus reduces the design size of the case shell of capacitor, saves insulating oil, reduces the manufacturing cost of whole capacitor.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.

Claims (2)

1. a capacitor, comprises capacitor body, it is characterized in that, also comprises cooling structure, capacitor core minor structure and pin configuration;
Described capacitor body comprises capacitor casing (1) and the lid (11) that upper end has opening, and described lid (11) is sealed and matched with the upper end of capacitor casing (1), is sealed by the opening of capacitor casing (1) upper end;
Described lid (11) is coated with the sealing resin (12) of one deck for sealing cover body (11);
Elastic seal ring is provided with between the edge of described sealing resin (12) and lid (11);
Cooling structure arranges and comprises circulating water structure, control structure and safety structure;
The circulating water pipe (41) that described circulating water structure comprises cold water storage cistern (43), boiler (45), cooler (47) and is arranged in capacitor casing (1);
Described circulating water pipe (41) comprises recirculated water entrance (41a) and circulating water outlet (41b), the cooling water outlet of cold water storage cistern (43) is communicated with recirculated water entrance (41a) by cooling water feed tube, and cooling water feed tube is provided with cooling water electromagnetically operated valve (43a) and cooling water circulating pump (43b);
The hot water inlet of described boiler (45) is communicated with circulating water outlet (41b) by pipeline, the hot water outlet of boiler (45) is communicated with cooler (47) hot water inlet by hot water conveying pipe, and hot water conveying pipe is provided with hot water electromagnetic valve (45a) and hot water circulating pump (45b);
Described cooler (47) cooling water outlet is communicated with by the cooling water inlet of pipeline with cold water storage cistern (43);
Described control structure comprises controller (49), temperature sensor (50), cold water relay (43c) and hot water relay (45c);
The test side of described temperature sensor (50) is arranged in capacitor casing (1), and signal output part is connected with the temperature signal input of controller (49);
Controller (49) has 4 control signal outputs; Wherein, the first control signal output of controller (49) is connected by the coil of signal transmssion line with cold water relay (43c), and the contact of cold water relay (43c) is arranged in the current supply circuit of cooling water circulating pump (43b); Second control signal output of controller (49) is connected with cooling water electromagnetically operated valve (43a) by signal transmssion line; 3rd control signal output of controller (49) is connected by the coil of signal transmssion line with hot water relay (45c), and the contact of hot water relay (45c) is arranged in the current supply circuit of hot water circulating pump (45b); 4th control signal output of controller (49) is connected with hot water electromagnetic valve (45a) by signal transmssion line;
Described safety structure comprises cold water storage cistern switch (43d) and boiler switch (45e), and cold water storage cistern switch (43d) is connected with a liquid level signal input of controller (49) respectively with the output of boiler switch (45e);
Capacitor body vibrational power flow, in capacitor casing (1), is provided with the first dielectric (13) between capacitor core minor structure and capacitor casing (1) inwall;
Described capacitor core minor structure comprises multiple cylindrical condenser fuse (20) and left and right compound polar plate;
Described multiple cylindrical condenser fuse (20) is arranged between the compound polar plate of left and right, and be provided with the second dielectric (14) between adjacent two cylindrical condenser fuses (20), the middle part at each cylindrical condenser fuse (20) two ends, left and right is corresponding respectively has left and right extraction electrode (21,23);
Left compound polar plate has first left layer of pole plate (22a) and first right layer of two-layer pole plate of pole plate (22b), the first dielectric film is equipped with between first left layer of pole plate (22a) and first right layer of pole plate (22b), right compound polar plate has second left layer of pole plate (24a) and second right layer of two-layer pole plate of pole plate (24b), is equipped with the second dielectric film between second left layer of pole plate (24a) and second right layer of pole plate (24b);
In described multiple cylindrical condenser fuse (20), the left extraction electrode (21) of part cylindrical condenser fuse (20) connects first left layer of pole plate (22a), right extraction electrode (23) connects second right layer of pole plate (24b), the left extraction electrode (21) of another part cylindrical condenser fuse (20) connects first right layer of pole plate (22b), and right extraction electrode (23) connects second left layer of pole plate (24a);
Pin configuration comprises first lead-out wire (31) of drawing with one end from first left layer of pole plate (22a) and first right layer of pole plate (22b), second lead-out wire (32) of drawing with one end from second left layer of pole plate (24a) and second right layer of pole plate (24b) and insulating sleeve (33);
First lead-out wire (31) and the second lead-out wire (32) are all arranged with insulating sleeve (33), described insulating sleeve (33) comprises an electrically special insulating crepe paper, described insulating crepe paper is formed one tubular along a helical wound, the lead angle scope of described helix is 15 °-25 °, the inside diameter ranges of described insulating sleeve (33) is 4.76mm-8.89mm, and the wall thickness range of described insulating sleeve (33) is 1.59mm-4.76mm.
2. capacitor as claimed in claim 1, is characterized in that: described elastic seal ring is mulit-lip seal ring.
CN201521085832.4U 2015-12-24 2015-12-24 Capacitor Expired - Fee Related CN205230824U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521085832.4U CN205230824U (en) 2015-12-24 2015-12-24 Capacitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521085832.4U CN205230824U (en) 2015-12-24 2015-12-24 Capacitor

Publications (1)

Publication Number Publication Date
CN205230824U true CN205230824U (en) 2016-05-11

Family

ID=55905871

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521085832.4U Expired - Fee Related CN205230824U (en) 2015-12-24 2015-12-24 Capacitor

Country Status (1)

Country Link
CN (1) CN205230824U (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160511

Termination date: 20161224

CF01 Termination of patent right due to non-payment of annual fee