CN109545558A - A kind of high life three-phase low-voltage capacitor - Google Patents
A kind of high life three-phase low-voltage capacitor Download PDFInfo
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- CN109545558A CN109545558A CN201910036832.1A CN201910036832A CN109545558A CN 109545558 A CN109545558 A CN 109545558A CN 201910036832 A CN201910036832 A CN 201910036832A CN 109545558 A CN109545558 A CN 109545558A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 75
- 238000009413 insulation Methods 0.000 claims description 25
- 239000012212 insulator Substances 0.000 claims description 16
- 230000007704 transition Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 230000032683 aging Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 5
- 238000005476 soldering Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The present invention relates to a kind of high life three-phase low-voltage capacitors, by the outside that three discharge resistances are arranged to capacitor case, it is distributed so that the amount of heat that discharge resistance generates in the process of running directs out boundary, it will not aggravate the temperature rise inside capacitor case, avoid the capacitor core group accelerated ageing inside capacitor case, the service life of capacitor extends, while not influencing the electric discharge work of capacitor.Three discharge resistances are mounted on the center of insulating base by protection cylinder, and protection cylinder protects three discharge resistances, avoids leaking electricity, and three discharge resistances are not easily damaged;Install simple and convenient between protection cylinder and insulating base, implementation result is good.
Description
Technical field
The present invention relates to a kind of high life three-phase low-voltage capacitors, belong to capacitor technology field.
Background technique
Secondary capacitor is often referred to power capacitor of the voltage rating between 400V ~ 1kV.Secondary capacitor effect is to change
Kind power factor (PF) can reduce the load of equipment to reduce electricity cost, increase its service life, reduce feeder ear to use
Line loss between electric end.
At present in three-phase low-voltage capacitor, in the discharge resistance that is internally provided with of capacitor case, the discharge resistance
Three are usually provided with, the discharge resistance is exactly the resistance for discharging, and the discharge resistance is usually and capacitor is in parallel;?
When power-supply fluctuation, capacitor can charge and discharge therewith;Such as not parallel discharge resistance, charging and discharging currents are from capacitor one end through work
The other end of capacitor, the work of severe jamming circuit stability are returned to as circuit.Parallel discharge resistance, charging and discharging currents are from resistance stream
It crosses, can avoid above-mentioned drawback.Due to being all that discharge resistance is built in electricity currently, avoid discharge resistance from damaging from whole consideration
The inside of shell of tank is fixedly mounted on the lower section of capacitor cover plate;One end of each discharge resistance is electrically connected with connecting terminal
It connects, the other end of three discharge resistances is mutually electrically connected.
But three-phase low-voltage capacitor is in use, capacitor core group can generate heat;It adds, discharge resistance
Resistance value it is larger, discharge resistance can also generate a large amount of heat in the process of running, and will increase capacitor built in discharge resistance
The internal temperature rise of device leads to the capacitor core group accelerated ageing of capacitor internal, capacitor operation meeting in the environment of excess temperature for a long time
The service life of capacitor, the low then capacitor long service life of temperature rise are influenced, it is short that temperature increases then capacitor service life.Also,
The temperature of capacitor internal is higher, and the resistance value of guiding discharge resistance can increase, the resistance value of discharge resistance with the raising of temperature
Variation will affect capacitor discharge time and design value mismatch, to influence the normal work of capacitor.
Summary of the invention
The present invention is in view of the deficienciess of the prior art, provide a kind of high life three-phase low-voltage capacitor, particular technique
Scheme is as follows:
A kind of high life three-phase low-voltage capacitor, including capacitor case, the capacitor being mounted at the faucal of capacitor case
Cover board, three connecting terminals, three discharge resistances, insulating base is embedded in the middle part of capacitor cover plate, and connecting terminal includes circle
Post-like conductive section, the conductive stud section being connected as one with conductive segment;Insulating base includes the bottom plate of rounded setting, bottom plate
Top is provided with the boss of triangular shape, and the first through hole through boss and bottom plate, conductive stud section are provided at the interior angle of boss
The top of boss is set, and the lower end of conductive segment passes through the side wall of first through hole and conductive segment and the hole wall of first through hole seals and connects
It connects, the outer cover of conductive stud section is equipped with conductive nut, and conductive nut is threadedly coupled with conductive stud section, conductive nut and conduction
The conductive gasket covered outside conductive stud section is provided between section;Protection cylinder is provided with above boss, protection cylinder includes using
The insulation tube of three discharge resistances is accommodated, the lower end of insulation tube is provided with insulator seal bottom, the center at insulator seal bottom is provided with absolutely
Edge pillar, insulator seal bottom are provided with the second through-hole for discharge resistance disengaging, and the second through-hole is connected to the inner cavity of insulation tube;Boss
Center be provided with cylindrical bump, raised center is provided with the first blind hole to match with insulator seal bottom, the first blind hole
Bottom hole is provided with the second blind hole to match with insulation pillar, and the second blind hole is connected to the first blind hole;Three discharge resistances are all provided with
It sets in the inside of insulation tube, discharge resistance and conductive gasket one-to-one correspondence and one end of the discharge resistance and the conductive gasket
Electrical connection, the other end of three discharge resistances are electrically connected to each other.
As an improvement of the above technical solution, first blind hole be circular hole, second blind hole be circular hole, described second
Diameter of blind hole is less than the first diameter of blind hole.
As an improvement of the above technical solution, the sharp corner of the boss is provided with arc transition, the outside the boss
Arc groove is provided in the middle part of side.
As an improvement of the above technical solution, there are three convex ribs, three convex ribs are symmetrical for the top setting of the boss
In the periphery of protrusion, one end of the convex ribs extends to the outside of protrusion, and the other end of the convex ribs extends to the slot of arc groove
Bottom.
As an improvement of the above technical solution, the central axes of the conductive segment are conllinear with the central axes of conductive stud section, institute
The outer diameter for stating conductive segment is greater than the maximum outside diameter of conductive stud section.
Beneficial effects of the present invention:
The amount of heat that three discharge resistances generate in the process of running in the high life three-phase low-voltage capacitor directs out
Boundary distributes, and will not aggravate the temperature rise inside capacitor case, avoids the capacitor core group accelerated ageing inside capacitor case, electricity
The service life of container extends, while not influencing the electric discharge work of capacitor.Three discharge resistances are mounted on absolutely by protection cylinder
The center of edge pedestal, protection cylinder protect three discharge resistances, avoid leaking electricity, and three discharge resistances are not easily damaged;
Install simple and convenient between protection cylinder and insulating base, implementation result is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of high life three-phase low-voltage capacitor of the present invention;
Fig. 2 is the structural schematic diagram of connecting terminal of the present invention;
Fig. 3 is the connection schematic diagram of capacitor cover plate of the present invention and protection cylinder;
Fig. 4 is the structural schematic diagram of insulating base of the present invention;
Fig. 5 is the structural schematic diagram of protection cylinder of the present invention;
Fig. 6 is protection cylinder of the present invention, the connection schematic diagram (looking up state) of discharge resistance, conductive gasket;
Fig. 7 is protection cylinder of the present invention, the connection schematic diagram of discharge resistance (overlooking state).
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Fig. 1 ~ 7, the high life three-phase low-voltage capacitor, including capacitor case 10, be mounted on outside capacitor
The discharge resistance 40 of connecting terminal 30, three of capacitor cover plate 20, three at 10 faucal of shell, the middle part of capacitor cover plate 20 is embedded
There is insulating base 50, connecting terminal 30 includes the conductive stud section that cylindric conductive segment 301 and conductive segment 301 are connected as one
302, insulating base 50 includes the bottom plate 51 of rounded setting, and the top of bottom plate 51 is provided with the boss 52 of equilateral triangle shape,
It is provided at the interior angle of boss 52 through boss 52 and bottom plate 51 and the first through hole 53 that matches with conductive segment 301, conductive spiral shell
Shell of column 302 is arranged in the top of boss 52, and the lower end of conductive segment 301 passes through first through hole 53 and the side wall of conductive segment 301 and the
The hole wall of one through-hole 53 is tightly connected, and the outer cover of conductive stud section 302 is equipped with conductive nut 31, conductive nut 31 and conductive spiral shell
Shell of column 302 is threadedly coupled, and the conductive pad covered outside conductive stud section 302 is provided between conductive nut 31 and conductive segment 301
Circle 70;The top of boss 52 is provided with the protection cylinder 60 for disposing discharge resistance 40, and protection cylinder 60 includes being used to accommodate three
The insulation tube 61 of discharge resistance 40, the lower end of insulation tube 61 are provided with insulator seal bottom 62, and the center at insulator seal bottom 62 is provided with absolutely
Edge pillar 63, insulator seal bottom 62 are provided with the second through-hole 621 passed in and out for discharge resistance 40, the second through-hole 621 and insulation tube 61
Inner cavity connection, the second through-hole 621 setting there are three, the second through-hole 621 be symmetricly set on insulation pillar 63 surrounding;Boss 52
Center be provided with cylindrical bump 54, the center of protrusion 54 is provided with the first blind hole 55 to match with insulator seal bottom 62, the
The bottom hole of one blind hole 55 is provided with the second blind hole 56 to match with insulation pillar 63, and the second blind hole 56 and the first blind hole 55 connect
It is logical;Three discharge resistances 40 are arranged at the inside of insulation tube 61, and discharge resistance 40 corresponds and described with conductive gasket 70
One end of discharge resistance 40 is electrically connected with the conductive gasket 70, and the other end of three discharge resistances 40 is mutually electrically connected.
Wherein, it is electrically connected by conducting wire using soldering between one end of discharge resistance 40 and conductive gasket 70, three put
The other end of resistance 40 is threaded together between each other and is electrically connected using soldering.It conductive gasket 70, connecting terminal 30 and leads
Electric nut 31 is all made of copper or aluminium is made;Since the central axes of the conductive segment 301 and the central axes of conductive stud section 302 are total
Line, the outer diameter of the conductive segment 301 are greater than the maximum outside diameter of conductive stud section 302, this makes conductive nut 31 and conductive stud
Conductive nut 31 can push against conductive gasket 70 and conductive segment 301 after section 302 is threadedly coupled, to complete 70 He of conductive gasket
Electrical connection between connecting terminal 30 is also equivalent to be electrically connected between one end of discharge resistance 40 and corresponding connecting terminal 30
It connects.
Three discharge resistances 40 are arranged at the outside of capacitor case 10, and three discharge resistances 40 are located at insulating base 50
Top, this amount of heat that discharge resistance 40 is generated in the process of running directs out boundary and distributes, and will not aggravate capacitor
Temperature rise inside device shell 10, this is it is avoided that capacitor core group accelerated ageing inside capacitor case 10, the use of capacitor
Service life extends.Also, discharge resistance 40 is external, so that the heat inside capacitor case 10 can not influence discharge resistance 40, puts
The change in resistance of resistance 40 is little, does not influence the electric discharge work of capacitor.
It is fixedly connected between the insulation pillar 63 and the second blind hole 56 using glue, the insulator seal bottom 62 and first blind
It is fixedly connected between hole 55 using glue.Installation between the protection cylinder 60 and insulating base 50 is simple and convenient, the protection
It is used to dispose three discharge resistances 40 and simultaneously protect three discharge resistances 40 when cylinder 60;The presence of boss 52, also has
There is reinforcement block, so that insulating base 50 plays the role of explosion-proof block.Wherein, second through-hole 621 may be provided at absolutely
At edge back cover 62 and 61 interfaces of insulation tube, as shown in Figure 6;Second through-hole 621 can also be provided at the side at insulator seal bottom 62
Edge, as shown in Figure 7.When installing three discharge resistances 40, first by one end of each discharge resistance 40 and corresponding conductive pad
70 solderings connection is enclosed, three discharge resistances 40 is successively then penetrated into the second through-hole 621, three discharge resistances 40 is respectively positioned on
The other end of three discharge resistances 40 is finally all made of soldering connection by the inside of insulation tube 61;To guarantee three discharge resistances
40 other end is covered by block tin, block tin can be used, the upper end of insulation tube 61 is completely covered, this not only guarantees three electric discharges
The other end of resistance 40 is electrically connected, and the excellent heat conductivity of block tin, is conducive to the heat dissipation of discharge resistance 40;The insulation tube
61, the integrally manufactured molding of high-temperature insulation material, the high-temperature insulation material can be used in insulator seal bottom 62 and insulation pillar 63
Shell selects the materials such as thermosetting plastics, fiberglass reinforced nylon, thermoplastic polycarbonate, polyimides.
Further, first blind hole 55 be circular hole, second blind hole 56 be circular hole, second blind hole 56 it is straight
Diameter of the diameter less than the first blind hole 55.This makes corresponding insulation pillar 63 and insulator seal bottom 62 constitutes step-like structure, insulation
Pillar 63 plays the effect of positioning, is easily installed.
Since there are wedge angle, this makes the wedge angle of boss 52 easy to wear and causes layout area excessive;Further, described
The sharp corner of boss 52 is provided with arc transition 521, is provided with arc groove 522 in the middle part of 52 outer side edges of boss.It is described
It is not susceptible to wear at arc transition 521.The arc groove 522 is the groove that cross section is arc, and design in this way facilitates peace
Hand is pinched or is held when dress;Meanwhile if subsequent design match with boss 52 box cover when, the boss 52 of the structure is easily and box cover
It plugs together.
Further, there are three convex ribs 57, three convex ribs 57 are symmetrically distributed in protrusion 54 for the top setting of the boss 52
Periphery, one end of the convex ribs 57 extends to the outside of protrusion 54, and the other end of the convex ribs 57 extends to arc groove 522
Slot bottom.The presence of three convex ribs 57 significantly improves the radial intensity of resisting of protrusion 54, even if protection cylinder 60 is radially hit
Power is hit, described raised 54 are not easy by squeeze crack.The convex ribs 57, protrusion 54 and boss 52 are integrally formed.
In the above-described embodiments, the high life three-phase low-voltage capacitor is by being arranged at electricity for three discharge resistances 40
The outside of shell of tank 10 distributes so that the amount of heat that discharge resistance 40 generates in the process of running directs out boundary, will not
Aggravate the temperature rise inside capacitor case 10, this is it is avoided that capacitor core group accelerated ageing inside capacitor case 10, capacitor
The service life of device extends.Also, discharge resistance 40 is external, so that the heat inside capacitor case 10 can not influence electric discharge electricity
Resistance 40, the change in resistance of discharge resistance 40 is little, does not influence the electric discharge work of capacitor.Three discharge resistances 40 pass through protection cylinder
60 are mounted on the center of insulating base 50, do not influence other layouts of capacitor, protection cylinder 60 can be to three discharge resistances 40
It is protected, avoids three discharge resistances 40 from being directly exposed to outer, avoid leaking electricity, three discharge resistances 40 are not easily damaged;
It is installed between protection cylinder 60 and insulating base 50 simple and convenient.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (5)
1. a kind of high life three-phase low-voltage capacitor, including capacitor case (10), it is mounted at capacitor case (10) faucal
Capacitor cover plate (20), three connecting terminals (30), three discharge resistances (40), capacitor cover plate is embedded in the middle part of (20)
Insulating base (50), connecting terminal (30) include cylindric conductive segment (301) and the conduction that conductive segment (301) are connected as one
Stud section (302), it is characterised in that: insulating base (50) includes the bottom plate (51) of rounded setting, and bottom plate is set above (51)
It is equipped with the boss (52) of triangular shape, the first through hole through boss (52) and bottom plate (51) is provided at the interior angle of boss (52)
(53), conductive stud section (302) setting is in the top of boss (52), the lower end of conductive segment (301) pass through first through hole (53) and
The side wall of conductive segment (301) and the hole wall of first through hole (53) are tightly connected, and the outer cover of conductive stud section (302) is equipped with conduction
Nut (31), conductive nut (31) are threadedly coupled with conductive stud section (302), between conductive nut (31) and conductive segment (301)
It is provided with and covers the conductive gasket (70) external in conductive stud section (302);It is provided with protection cylinder (60) above boss (52), prevents
Casing (60) includes the insulation tube (61) for accommodating three discharge resistances (40), and the lower end of insulation tube (61) is provided with insulator seal
Bottom (62), the center of insulator seal bottom (62) are provided with insulation pillar (63), and insulator seal bottom (62) are provided with for discharge resistance (40)
The second through-hole (621) of disengaging, the second through-hole (621) are connected to the inner cavity of insulation tube (61);The center of boss (52) is provided with
The center of cylindrical bump (54), raised (54) is provided with the first blind hole (55) to match with insulator seal bottom (62), and first is blind
The bottom hole in hole (55) is provided with the second blind hole (56) to match with insulation pillar (63), the second blind hole (56) and the first blind hole
(55) it is connected to;Three discharge resistances (40) are arranged at the inside of insulation tube (61), discharge resistance (40) and conductive gasket (70)
Correspond and one end of the discharge resistance (40) be electrically connected with the conductive gasket (70), three discharge resistances (40) it is another
One end is electrically connected to each other.
2. a kind of high life three-phase low-voltage capacitor according to claim 1, it is characterised in that: first blind hole (55)
For circular hole, second blind hole (56) is circular hole, the diameter of the diameter of second blind hole (56) less than the first blind hole (55).
3. a kind of high life three-phase low-voltage capacitor according to claim 1, it is characterised in that: the point of the boss (52)
It is provided at angle arc transition (521), is provided with arc groove (522) in the middle part of boss (52) outer side edges.
4. a kind of high life three-phase low-voltage capacitor according to claim 3, it is characterised in that: the boss (52) it is upper
For side's setting there are three convex ribs (57), three convex ribs (57) are symmetrically distributed in the periphery of raised (54), one end of the convex ribs (57)
The outside of raised (54) is extended to, the other end of the convex ribs (57) extends to the slot bottom of arc groove (522).
5. a kind of high life three-phase low-voltage capacitor according to claim 1, it is characterised in that: the conductive segment (301)
Central axes it is conllinear with the central axes of conductive stud section (302), the outer diameter of the conductive segment (301) is greater than conductive stud section
(302) maximum outside diameter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910036832.1A CN109545558B (en) | 2019-01-15 | 2019-01-15 | High life three-phase piezoelectric capacitor |
Applications Claiming Priority (1)
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CN201910036832.1A CN109545558B (en) | 2019-01-15 | 2019-01-15 | High life three-phase piezoelectric capacitor |
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CN109545558A true CN109545558A (en) | 2019-03-29 |
CN109545558B CN109545558B (en) | 2023-12-22 |
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CN201910036832.1A Active CN109545558B (en) | 2019-01-15 | 2019-01-15 | High life three-phase piezoelectric capacitor |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112563029A (en) * | 2020-12-21 | 2021-03-26 | 江苏现代电力科技股份有限公司 | Electrical hard-connected cylindrical three-phase low-voltage power capacitor |
CN112563024A (en) * | 2020-12-21 | 2021-03-26 | 江苏现代电力科技股份有限公司 | Explosion-proof cylindrical three-phase low-voltage power capacitor and assembling method thereof |
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CN202003843U (en) * | 2011-04-06 | 2011-10-05 | 铜陵市文峰电子有限责任公司 | Resistor installing device of lamp capacitor |
CN102403126A (en) * | 2011-11-29 | 2012-04-04 | 安徽赛福电子有限公司 | Safe lamp capacitor with long service life |
CN102496463A (en) * | 2011-11-29 | 2012-06-13 | 安徽赛福电子有限公司 | Capacitor core group and installation method thereof |
CN102723195A (en) * | 2012-06-11 | 2012-10-10 | 慈溪市日益电容器厂 | Capacitor pluggable connection device |
CN204465003U (en) * | 2015-01-29 | 2015-07-08 | 安徽瀚宇电气有限公司 | A kind of monomer intelligent electric power compensation condenser |
CN205335079U (en) * | 2015-09-30 | 2016-06-22 | 广西桂变整流科技有限责任公司 | Can maintain energy -conserving condenser of formula low pressure motor |
CN209544163U (en) * | 2019-01-15 | 2019-10-25 | 安徽瀚宇电气有限公司 | A kind of high life three-phase low-voltage capacitor |
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2019
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Patent Citations (7)
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CN202003843U (en) * | 2011-04-06 | 2011-10-05 | 铜陵市文峰电子有限责任公司 | Resistor installing device of lamp capacitor |
CN102403126A (en) * | 2011-11-29 | 2012-04-04 | 安徽赛福电子有限公司 | Safe lamp capacitor with long service life |
CN102496463A (en) * | 2011-11-29 | 2012-06-13 | 安徽赛福电子有限公司 | Capacitor core group and installation method thereof |
CN102723195A (en) * | 2012-06-11 | 2012-10-10 | 慈溪市日益电容器厂 | Capacitor pluggable connection device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112563029A (en) * | 2020-12-21 | 2021-03-26 | 江苏现代电力科技股份有限公司 | Electrical hard-connected cylindrical three-phase low-voltage power capacitor |
CN112563024A (en) * | 2020-12-21 | 2021-03-26 | 江苏现代电力科技股份有限公司 | Explosion-proof cylindrical three-phase low-voltage power capacitor and assembling method thereof |
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CN109545558B (en) | 2023-12-22 |
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