DE1588203B2 - ELECTRIC FUSE CARTRIDGE - Google Patents
ELECTRIC FUSE CARTRIDGEInfo
- Publication number
- DE1588203B2 DE1588203B2 DE1967F0053052 DEF0053052A DE1588203B2 DE 1588203 B2 DE1588203 B2 DE 1588203B2 DE 1967F0053052 DE1967F0053052 DE 1967F0053052 DE F0053052 A DEF0053052 A DE F0053052A DE 1588203 B2 DE1588203 B2 DE 1588203B2
- Authority
- DE
- Germany
- Prior art keywords
- fusible
- insulating body
- fuse
- channel
- section
- 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims description 30
- 238000001816 cooling Methods 0.000 claims description 20
- 239000002826 coolant Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 7
- 239000012212 insulator Substances 0.000 claims 3
- 230000017525 heat dissipation Effects 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010422 painting Methods 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/044—General constructions or structure of low voltage fuses, i.e. below 1000 V, or of fuses where the applicable voltage is not specified
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/47—Means for cooling
Landscapes
- Fuses (AREA)
Description
3 43 4
ausgebildet sind, daß sie elektrische Zuführungslei- nals liegt. Durch diese Anordnung wird die Wandtungen
aufnehmen können. Zum Schutz der Schmelz- stärke der Isolierwand zwischen jedem Schmelzleiterleiterkanäle
1 δ ist zwischen dem Isolierkörper 1 und kanal 1 b und dem axial angeordneten Kühlkanal 1 a
jedem der ringförmigen Kopfstücke 4 eine Dich- verringert, ebenso zwischen jedem Schmelzleiterkatung-6
angeordnet. Eine mittige Bohrung jedes Kopf- 5 nal 1 b und der Außenfläche des Isolierkörpers 1.
Stücks4 ist im wesentlichen wie der axiale Kühlkanal Jeder Schmelzleiter2 ist — wie in Fig. 1 gezeigtare designed that it lies electrical supply lines. Through this arrangement, the wall will be able to accommodate. To protect the melting strength of the insulating wall between each fusible conductor channel 1 δ, a seal is provided between the insulating body 1 and channel 1 b and the axially arranged cooling channel 1 a of each of the ring-shaped head pieces 4, as well as between each fusible conductor catalyst 6. A central bore of each head 5 nal 1 b and the outer surface of the insulating body 1.
Piece 4 is essentially like the axial cooling channel. Each fusible conductor 2 is - as shown in FIG
1 α gestaltet. — gebogen, dabei berühren die Faltecken 2 a wech-1 α designed. - curved, touching the fold corners 2 a alternately
Fiir die die Schmelzleiter! enthaltenden Kanäle selseitig die Wandung des zugeordneten Kanals. Da-1
b wird nur eine geringe Masse 3 des funkenlöschen- durch wird die Wärmeabgabe von dem Schmelzleiter
den Materials benötigt. Deshalb kann die an den io an den Isolierkörper verbessert.
Schmelzleitern erzeugte Wärme leicht über die er- Durch das elliptische Profil der Schmelzleiterka-For the fusible conductors! containing channels on the other side the wall of the associated channel. Da-1 b is only a small mass of 3 funkenlöschen- by the heat output of the fusible conductor requires the material. Therefore, the on the io on the insulating body can be improved.
Heat generated by fusible conductors is easily generated through the elliptical profile of the fusible conductor cable
wähnte Masse an den Isolierkörper 1 abgegeben wer- näle 1 b ist auch genügend Platz vorhanden, um das den. Infolge der verminderten Wandstärke des Iso- pulverisierte, funkenlöschende Material leicht in die lierkörpers 1 zwischen jedem einzelnen Schmelz- Patrone einfüllen zu können.imagined mass would be delivered to the insulating body 1 1 b there is also enough space available to the. As a result of the reduced wall thickness of the isopulverized, spark-extinguishing material, it can easily be poured into the filler body 1 between each individual melt cartridge.
leiterkanal 1 b und dem axialen Kühlkanal 1 α wird 15 Es ist natürlich auch möglich, mehr als vier die Wärme auch leicht an die den Kühlkanal durch- Schmelzleiterkanäle vorzusehen, der axial angeordsetzende Luft weitergegeben. nete Kühlkanal muß dann entsprechend geformt sein.conductor channel 1 b and the axial cooling channel 1 α is 15 It is of course also possible to provide more than four the heat also easily to the fusible conductor channels through the cooling channel, the axially arranged air is passed on. The cooling channel must then be shaped accordingly.
Die erwähnte Luft in dem Kühlkanal 1 α steigt Zum Beispiel kann die Sicherungspatrone auch sechs
nach oben und wird durch kalte Luft aus der Umge- Schmelzleiterkanäle aufweisen, so daß die Kanäle 1 b
bung ersetzt. Diese Kühlluftzirkulation läßt sich 20 um einen sechseckigen Kühlkanal angeordnet sind,
außerordentlich verbessern, indem die Sicherungspa- Der axiale Kühlkanal kann auch kreisförmigen Quertrone
senkrecht angeordnet wird. Der axiale Kühlka- schnitt haben, insbesondere wenn eine relativ große
nal bildet dann eine Art Schornstein, durch welchen Zahl von Schmelzleiterkanälen vorhanden ist, wie
die Luft gleichmäßig von unten zum oberen Ende z. B. sechs Schmelzleiterkanäle oder mehr,
steigt. 25 In dem Ausfuhrungsbeispiel nach F i g. 3 sind dieThe mentioned air in the cooling channel 1 α rises. For example, the fuse cartridge can also go six upwards and is provided with fusible conductor channels by cold air from the surrounding area, so that the channels 1 b replace exercise. This cooling air circulation can be greatly improved by being arranged around a hexagonal cooling duct by arranging the securing pa- The axial cooling duct can also be arranged vertically in a circular transverse trench. The axial cooling section, especially if a relatively large nal then forms a kind of chimney, through which number of fusible ducts is present, as the air evenly from below to the upper end z. B. six fusible link channels or more,
increases. 25 In the exemplary embodiment according to FIG. 3 are the
Wenn die Sicherungspatronen, die in den Fig. 1 Kopfstücke7 als Deckel ausgebildet, die den axialen und 2 dargestellt sind, auf eine umlaufende Auflage- Kühlkanal 1 a endseitig schließen. Jedes Kopfstück fläche montiert werden, wie es manchmal an elektri- ist mit einem Stutzen 7 b versehen, der derart ausgesehen Maschinen, wie Wechselstrom-Generatoren, bildet ist, daß er mit einer Kühhnittelquelle verbunder Fall ist, wird der axiale Kühlkanal 1 α Vorzugs- 30 den werden kann, um ein geeignetes Kühlmittel, z. B. weise in radiale Stellung gebracht, damit er wie Luft- mineralfreies Wasser, durch die Patrone zirkulieren kanäle eines Kreiselradgebläses wirken kann. zu lassen. Ringdichtungen8, z.B. übliche O-Ringe,If the fuse cartridges which are formed in the Fig. 1 Kopfstücke7 as a lid, which are shown the axial and 2, a circumferential cooling channel Pad a close end 1. Each head piece surface to be mounted, as it is sometimes of electrical B is provided with a connecting piece 7, the thus looked machines such as alternating current generators forms, that it is verbunder with a Kühhnittelquelle case, the axial cooling channel 1 α preference is 30 can be used to use a suitable coolant, e.g. B. wisely brought into a radial position so that it can act like air-mineral-free water, circulating through the cartridge channels of a centrifugal fan. allow. Ring seals8, e.g. common O-rings,
Wie in Fig.2 dargestellt, haben die länglichen können in entsprechenden Nuten an der Innenseite Schmelzleiterkanäle Ib einen elliptischen Quer- der Kopfstücke angeordnet werden. Hierdurch wird schnitt, wobei die große Achse der Ellipse im we- 35 verhindert, daß Kühlmittel in die Schmelzleiterkanäle sentlichen parallel zur anliegenden Seite des Kühlka- 1 b gelangt.As shown in Figure 2, the elongated can be arranged in corresponding grooves on the inside fusible conductor channels Ib an elliptical cross-the head pieces. In this way section, with the major axis of the ellipse in the WE- 35 prevents coolant sentlichen in the fusible conductor channels passes parallel to the adjacent side of the Kühlka- 1 b.
Hierzu 1 Blatt Zeichnungen1 sheet of drawings
Claims (2)
lierkörpers (1) steht, wobei die Schmelzleitermit- Auch war es schon bekannt, bei einer geschlosse-are embedded, characterized by high voltage fuse already known, the net that the fusible conductor (2) zigzag to arrange fusible conductors in a zigzag shape and are folded and arranged in channels (1 b) , the io better cooling with their corners to the warmth in cross section the shape to create an elongated giving surface of the fuse (German ellipse, the major axis of which is perpendicular to patent specification '907 077). Until now, however, there was no useful constructive suggestion for the direction of the respective wall thickness of the ISO,
fusible element (1), whereby the fusible conductor with
von Löschmittel allseitig umgeben (USA.-Patent- Fig.2 eine teilweise Seitenansicht der Sichrungs-net and there between its fastening points 40 according fuse cartridge with air cooling,
surrounded on all sides by extinguishing agent (USA.-Patent- Fig. 2 a partial side view of the safety
ter befestigt sind. Das Löschmittel wirkt nämlich . Bei den erfindungsgemäßen Ausführungsbeispielen auch als Wärmeisolator und behindert deshalb den ist der Kanal für das Kühlmittel im wesentlichen kounmittelbaren Wärmeübergang in radialer Richtung ' axial zum Isolierkörper angeordnet, und die Anordvon den Schmelzleitern zum axialen Kühlkanal. Fer- nung der Schmelzleiterkanäle ist dazu zirkulär. Das ner sind bei dieser bekannten Ausführung alle 50 Kühlmittel kann ein Gas, wie etwa Luft, sein oder Schmelzleiter in einem gemeinsamen, durchgehenden eine Flüssigkeit, wie z. B. entmineralisiertes Wasser.
Löschmittelraum untergebracht, wodurch auch noch In dem in den Fig. 1 und2 gezeigten Ausfüh-Loss heat incurred by fusible conductors in the north F i g. 3 a longitudinal section through another painting shop must therefore be made mainly via the guide form of a fuse head piece according to the invention, between which the melting cartridge with liquid cooling,
ter are attached. The extinguishing agent works. In the exemplary embodiments according to the invention also as a heat insulator and therefore hinders the channel for the coolant being arranged in the radial direction, essentially communicable heat transfer, axially to the insulating body, and the arrangement of the fusible conductors to the axial cooling channel. To this end, the fusible link channels are removed in a circular manner. In this known design, the coolant can be a gas, such as air, or fusible link in a common, continuous liquid, such as. B. demineralized water.
The extinguishing agent compartment is housed, which means that in the embodiment shown in FIGS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR47608A FR1495607A (en) | 1966-07-29 | 1966-07-29 | Enhancements to Fuse Cartridge Devices |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1588203A1 DE1588203A1 (en) | 1970-07-30 |
DE1588203B2 true DE1588203B2 (en) | 1973-03-01 |
Family
ID=9694613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1967F0053052 Granted DE1588203B2 (en) | 1966-07-29 | 1967-07-25 | ELECTRIC FUSE CARTRIDGE |
Country Status (4)
Country | Link |
---|---|
US (1) | US3453579A (en) |
DE (1) | DE1588203B2 (en) |
FR (2) | FR1495607A (en) |
GB (1) | GB1133817A (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2139783B1 (en) * | 1971-06-03 | 1977-01-28 | Ferraz & Cie Lucien | |
GB1241035A (en) * | 1968-04-02 | 1971-07-28 | Girling Ltd | Fluid level indicators |
US3678431A (en) * | 1969-09-17 | 1972-07-18 | Leroy H Franklin | High power fuse |
FR2104658B1 (en) * | 1970-05-19 | 1973-07-13 | Ferraz & Cie Lucien | |
US3713065A (en) * | 1970-06-12 | 1973-01-23 | Ferraz & Cie Lucien | Fast-acting electrical fuse |
US3671911A (en) * | 1970-12-10 | 1972-06-20 | Chase Shawmut Co | System of fluid cooled fuses |
US3810063A (en) * | 1972-02-25 | 1974-05-07 | Westinghouse Electric Corp | High voltage current limiting fuse including heat removing means |
US3793603A (en) * | 1972-07-17 | 1974-02-19 | Ferraz & Cie Lucien | Fuse cartridges |
US4041434A (en) * | 1976-07-26 | 1977-08-09 | Jacobs Jr Philip C | Cooled electric fuse |
JPS563872Y2 (en) * | 1976-10-18 | 1981-01-28 | ||
US6801433B2 (en) | 2001-04-19 | 2004-10-05 | General Electric Company | Method and apparatus for cooling electrical fuses |
US6840308B2 (en) | 2002-05-31 | 2005-01-11 | General Electric Co. | Heat sink assembly |
US20130293341A1 (en) | 2010-08-23 | 2013-11-07 | Brusa Elektronik Ag | Electrical fuse |
CN209496802U (en) * | 2018-11-28 | 2019-10-15 | 库柏西安熔断器有限公司 | Fuse, vehicle circuitry for electric vehicle and electric car |
DE102022102868A1 (en) * | 2022-02-08 | 2023-08-10 | Man Truck & Bus Se | Cooling device for fluid cooling of a passive residual current device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US961139A (en) * | 1908-07-13 | 1910-06-14 | Charles Albert Keller | Electrical conductor. |
US2713098A (en) * | 1951-07-31 | 1955-07-12 | Chase Shawmut Co | Current-limiting fusible protective devices |
US3251968A (en) * | 1963-10-10 | 1966-05-17 | Westinghouse Electric Corp | Fuse structures formed of concentric fuse tubes to provide a maximum heat radiating surface and a novel venting means |
-
1966
- 1966-07-29 FR FR47608A patent/FR1495607A/en not_active Expired
- 1966-11-17 FR FR47961A patent/FR91187E/en not_active Expired
-
1967
- 1967-07-19 US US654627A patent/US3453579A/en not_active Expired - Lifetime
- 1967-07-24 GB GB33915/67A patent/GB1133817A/en not_active Expired
- 1967-07-25 DE DE1967F0053052 patent/DE1588203B2/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR91187E (en) | 1968-04-26 |
DE1588203A1 (en) | 1970-07-30 |
US3453579A (en) | 1969-07-01 |
FR1495607A (en) | 1967-09-22 |
GB1133817A (en) | 1968-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
E77 | Valid patent as to the heymanns-index 1977 | ||
8339 | Ceased/non-payment of the annual fee |