CN209487304U - A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal - Google Patents
A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal Download PDFInfo
- Publication number
- CN209487304U CN209487304U CN201821728569.XU CN201821728569U CN209487304U CN 209487304 U CN209487304 U CN 209487304U CN 201821728569 U CN201821728569 U CN 201821728569U CN 209487304 U CN209487304 U CN 209487304U
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- China
- Prior art keywords
- capacitor core
- interior
- extra
- impregnated paper
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 13
- 239000003990 capacitor Substances 0.000 claims abstract description 100
- 238000009422 external insulation Methods 0.000 claims abstract description 20
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012797 qualification Methods 0.000 abstract description 5
- 238000005266 casting Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminals, including center conductor, interior capacitor core, outer capacitor core, external insulation and mounting flange, the interior capacitor core and outer capacitor core are mounted on center conductor, and the lower end of interior capacitor core is plugged in outer capacitor core, equipotential link-up between zero screen of outer capacitor core and the end shield of interior capacitor core；It is arranged on the outer wall of interior capacitor core and external insulation and mounting flange on the outer wall of outer capacitor core, and the end of outer capacitor core is fixedly connected with the mounting flange on interior capacitor core by screw；Capacitor tap is equipped on the mounting flange of outer capacitor core, capacitor tap is connected with the end shield of outer capacitor core.The casting difficulty of major insulation capacitor core can be effectively reduced in the utility model, greatly improves major insulation capacitor core qualification rate, and weight saving, cost reduce.
Description
Technical field:
The utility model relates to a kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminals.
Background technique:
Bushing shell for transformer is an important and most risky component, especially extra-high voltage project on transformer, traditional
Oil-impregnated Paper Condenser Bushing in History can give transformer and the immeasurable damage of power grid bring once the major accidents such as explosion and burning occur
It loses.Glue impregnated paper capacitance type transformer sleeve (dry sleeve) has the characteristics that easy to use, operational safety, will not explode, more next
More by the favor of user.
Impregnated paper capacitance type transformer sleeve (dry sleeve) the major insulation capacitor core of industry gluing at present is entirely whole pours
It infuses, especially extra-high die pressing product, glue impregnated paper capacitor core length is long, and diameter is big, and pouring technology is extremely complex, reacts
Shi Wendu is difficult to control, and qualification rate is very low, although some products have passed through delivery test, and in later period operation, defect exposure, draws
It has sent out more serious problem and has led to heavy losses.
Summary of the invention:
The utility model be in order to solve the above-mentioned problems of the prior art and provide a kind of extra-high moulding impregnated paper hand over it is straight
Flow condenser-type terminal.
Technical solution used by the utility model has: a kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal, including in
Heart conductor, interior capacitor core, outer capacitor core, external insulation and mounting flange, the interior capacitor core are pacified with outer capacitor core
Loaded on center conductor, and the lower end of interior capacitor core is plugged in outer capacitor core, zero screen and interior capacitor of outer capacitor core
Equipotential link-up between the end shield of fuse；
External insulation and mounting flange, and dispatch from foreign news agency are arranged on the outer wall of interior capacitor core and on the outer wall of outer capacitor core
The end for holding fuse is fixedly connected with the mounting flange on interior capacitor core by screw；
Capacitor tap is equipped on the mounting flange of outer capacitor core, capacitor tap is connected with the end shield of outer capacitor core.
Further, shading ring and sealing ring are equipped at the lower end cooperation of the interior capacitor core and outer capacitor core.
Further, the material of the external insulation uses silicon rubber composite sheath or insulator.
Further, between the external insulation and interior capacitor core and external insulation and outer capacitor core are filled with insulation silicone grease
Or insulating gas.
Further, the end of the interior capacitor core and the end of outer capacitor core are equipped with connection end seat.
Further, the connection end seat is made of aluminium alloy, is equipped with connecting hole in connection end seat.
The utility model has the following beneficial effects:
The casting difficulty of major insulation capacitor core can be effectively reduced in the utility model, greatly improves major insulation capacitor core
Qualification rate, weight saving, cost reduce.
Detailed description of the invention:
Fig. 1 is the utility model structure chart.
Specific embodiment:
The utility model will be further described below with reference to the accompanying drawings.
As shown in Figure 1, a kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal of the utility model, including it is center conductor 1, interior
Capacitor core 21, outer capacitor core 22, external insulation 3 and mounting flange 4, interior capacitor core 21 are mounted on outer capacitor core 22
On center conductor 1, and the lower end of interior capacitor core 21 is plugged in outer capacitor core 22, zero screen and interior electricity of outer capacitor core 22
Hold equipotential link-up between the end shield of fuse 21.It is covered on the outer wall of interior capacitor core 21 and on the outer wall of outer capacitor core 22
If external insulation 3 and mounting flange 4, and the mounting flange 4 on the end of outer capacitor core 22 and interior capacitor core 21 passes through screw
It is fixedly connected and seals.Capacitor tap 7, capacitor tap 7 and outer capacitor core are equipped on the mounting flange 4 of outer capacitor core 22
22 end shield is connected.
Shading ring 6 and sealing ring are equipped at the lower end cooperation of interior capacitor core 21 and outer capacitor core 22.
The material of external insulation 3 use silicon rubber composite sheath or insulator, between external insulation and interior capacitor core 21 and
External insulation and outer capacitor core 22 are filled with insulation silicone grease or insulating gas.
The end of interior capacitor core 21 and the end of outer capacitor core 22 are equipped with connection end seat.It connects end seat and uses aluminium
Alloy is made, and is equipped with connecting hole in connection end seat.In the connection end seat of outer 22 end of capacitor core and interior capacitor core 21
Mounting flange 4 is fixedly connected and is sealed by screw.
The condenser type fuse that glue impregnated paper capacitor core is independently produced by two is coaxially connected in series by the utility model (can also
By multiple), interior 21 diameter of capacitor core is small, and length is long；Outer 22 diameter of capacitor core is big, and length is short.Interior capacitor core 21
Equipotential link-up between outermost layer capacitance plate and outer capacitor core innermost layer capacitance plate 22, there is the screen of equipotential link in casing tail portion
Ring 6 is covered, the capacitor core of composition and integrated poured capacitor core field distribution are completely the same.The capacitor core of an entirety
It is divided into two parts to be poured, can solve conventional capacitance fuse because improving the problem of the bad control of the big pouring technology of size
The qualification rate of major insulation capacitor core, while reducing because of waste of material caused by equipment limit.
External insulation 3 is silicon rubber composite sheath or insulator, is divided into two parts (being also possible to an entirety), respectively with it is interior
Side and the cooperation of capacitance outside fuse size and shape, two parts external insulation junction can by with two capacitor cores etc. it is electric
Position connection place is shorted, and achievees the purpose that uniform electric field.It is filled with insulation silicone grease or insulating gas between core and external insulation, meets gas
Performance and mechanical property requirements.
It is improved by the above utility model, the casting difficulty of major insulation capacitor core can be effectively reduced, greatly improve master
Insulate capacitor core qualification rate, and weight saving, cost reduce.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
It for art personnel, can also make several improvements without departing from the principle of this utility model, these improvement also should be regarded as
The protection scope of the utility model.
Claims (6)
1. a kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal, it is characterised in that: including center conductor (1), interior capacitor core
(21), outer capacitor core (22), external insulation (3) and mounting flange (4), the interior capacitor core (21) and outer capacitor core (22)
It is mounted on center conductor (1), and the lower end of interior capacitor core (21) is plugged in outer capacitor core (22), outer capacitor core
(22) equipotential link-up between the end shield of zero screen and interior capacitor core (21)；
External insulation (3) and mounting flange are arranged on the outer wall of interior capacitor core (21) and on the outer wall of outer capacitor core (22)
(4), and the end of outer capacitor core (22) is fixedly connected with the mounting flange (4) on interior capacitor core (21) by screw；
Capacitor tap (7) are equipped on the mounting flange (4) of outer capacitor core (22), capacitor tap (7) and outer capacitor core
(22) end shield is connected.
2. extra-high moulding impregnated paper alternating current-direct current condenser-type terminal as described in claim 1, it is characterised in that: the interior capacitor core
(21) and at the lower end cooperation of outer capacitor core (22) shading ring (6) and sealing ring are equipped with.
3. extra-high moulding impregnated paper alternating current-direct current condenser-type terminal as described in claim 1, it is characterised in that: the external insulation (3)
Material use silicon rubber composite sheath or insulator.
4. extra-high moulding impregnated paper alternating current-direct current condenser-type terminal as claimed in claim 3, it is characterised in that: the external insulation with it is interior
Between capacitor core (21) and external insulation and outer capacitor core (22) are filled with insulation silicone grease or insulating gas.
5. extra-high moulding impregnated paper alternating current-direct current condenser-type terminal as described in claim 1, it is characterised in that: the interior capacitor core
(21) end of end and outer capacitor core (22) is equipped with connection end seat.
6. extra-high moulding impregnated paper alternating current-direct current condenser-type terminal as claimed in claim 5, it is characterised in that: the connection end seat is adopted
It is made of aluminium alloy, is equipped with connecting hole in connection end seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821728569.XU CN209487304U (en) | 2018-10-24 | 2018-10-24 | A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821728569.XU CN209487304U (en) | 2018-10-24 | 2018-10-24 | A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209487304U true CN209487304U (en) | 2019-10-11 |
Family
ID=68115110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821728569.XU Expired - Fee Related CN209487304U (en) | 2018-10-24 | 2018-10-24 | A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209487304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378185A (en) * | 2018-10-24 | 2019-02-22 | 南京智达电气设备有限公司 | A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal |
-
2018
- 2018-10-24 CN CN201821728569.XU patent/CN209487304U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378185A (en) * | 2018-10-24 | 2019-02-22 | 南京智达电气设备有限公司 | A kind of extra-high moulding impregnated paper alternating current-direct current condenser-type terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191011 |