Abrégé

Provided is a resonant inductor integrated transformer module including: a transformer; and a first resonant inductor and a second resonant inductor as spiral coils located on one side and the other side of the transformer designed to resonate with capacitance in the transformer, wherein the transformer includes: a flat primary coil; and a flat secondary coil adapted to generate an induced current by an electric current applied to the primary coil, whereby the primary coil is formed by winding a first square-shaped adhesion type covered conductive wire in the form of a coil in such a way as to form a first hollow portion at the central portion thereof and the secondary coil is formed by winding a second square-shaped adhesion type covered conductive wire in the form of a coil in such a way as to form a second hollow portion at the central portion thereof.

Classes IPC  ?

• H01F 30/06 - Transformateurs fixes non couverts par le groupe caractérisés par la structure
• H01F 27/02 - Enveloppes
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments

Abrégé

Provided is to a transformer with an improved heat dissipation efficiency, and a lower magnetic core may be configured by being separated into a pair of lower first segment body and lower second segment body divided into two parts along a direction in which a lower intermediate leg and a pair of lower outer legs are arranged, a lower heat dissipation gap, which is a heat dissipation passage, may be formed between the lower first segment body and the lower second segment body, an upper magnetic core may be configured by being separated into an upper first segment body and an upper second segment body divided into two parts along a direction in which a upper intermediate leg and a pair of upper outer legs are arranged, and an upper heat dissipation gap may be formed between the upper first segment body and the upper second segment body.

Classes IPC  ?

• H01F 27/08 - RefroidissementVentilation
• H01F 27/06 - Montages, supports ou suspensions de transformateurs, réactances ou bobines d'arrêt
• H01F 27/24 - Noyaux magnétiques
• H01F 27/28 - BobinesEnroulementsConnexions conductrices

Abrégé

Provided relates to a transformer for an on-board charger of an electric vehicle, including a primary coil receiving power from the charger of the electric vehicle; and a secondary coil outputting induced current to the high-voltage battery, wherein the primary coil is formed by winding a first adhesive-coated rectangular wire in a coil shape, and the secondary coil is formed by winding the second adhesive-coated rectangular wire in a coil shape. The first and second adhesive-coated rectangular wires include: copper stranded wires formed by twisting multiple strands of copper wires and arranged to be in contact with each other; copper stranded wire rectangular bundles formed to have a rectangular shape of the arrangement of the copper stranded wires; insulating envelopes applied along the outer surface of the copper stranded wire rectangular bundles; and bonding layers formed by applying adhesive on the outer surface of the insulating envelopes.

Classes IPC  ?

• B60L 53/22 - Détails de structure ou aménagements des convertisseurs de charge spécialement adaptés pour recharger des véhicules électriques
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 27/30 - Fixation ou serrage de bobines, d'enroulements ou de parties de ceux-ci entre euxFixation ou montage des bobines ou enroulements sur le noyau, dans l'enveloppe ou sur un autre support
• H01F 30/06 - Transformateurs fixes non couverts par le groupe caractérisés par la structure

Abrégé

Provided relates to an injection-molded fixture-integrated transformer and an injection-molded fixture-integrated transformer module thereof. The injection-molded fixture-integrated transformer includes: winding-type insulated coils (110, 120), on which flexible insulated wires are wound multiple times around hollow parts (110a, 120a), which are formed at the center thereof for the insertion of middle parts of magnetic cores (130, 140, 310, 320), with the turns in close contact with each other; and injection-molded fixtures (112, 122, 212, 222), which wrap the winding-type insulated coils (110, 120) by synthetic resin injection-molding, are formed integrally with the winding-type insulated coils (110, 120), and electrically insulate the winding-type insulated coils (110, 120) from the outside to maintain the fixed form of the insulated wire which is wound multiple times and forms the winding-type insulated coils (110, 120), thereby reducing the size of the transformer, simplifying the manufacturing process, and being resistant to vibrations and shocks.

Classes IPC  ?

• H01F 27/33 - Dispositions pour amortissement du bruit
• H01F 27/02 - Enveloppes
• H01F 27/24 - Noyaux magnétiques
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments

Abrégé

The present disclosure relates to a resonant inductor integrated transformer module including: a transformer; and resonant inductors as spiral coils located on one side and the other side of the transformer in such a way as to be connected to primary and secondary coils of the transformer and resonate with the capacitance in the transformer.

Classes IPC  ?

• H01F 27/29 - BornesAménagements de prises
• B60L 53/22 - Détails de structure ou aménagements des convertisseurs de charge spécialement adaptés pour recharger des véhicules électriques
• H01F 27/02 - Enveloppes
• H01F 27/24 - Noyaux magnétiques

Abrégé

Provided relates to a transformer for an on-board charger (OBC) of an electric vehicle, the OBC of the electric vehicle being adapted to charge a high-voltage battery of the electric vehicle with commercial AC power (200V AC) supplied from an electric vehicle charger, the transformer including: a housing in which an insertion space portion is formed; a cover for opening and closing the insertion space portion of the housing; a flat plate type primary coil built in the insertion space portion of the housing and receiving current from the electric vehicle charger; and a plurality of flat plate type secondary coils built in the insertion space portion of the housing and generating induced current by means of magnetic induction of the current flowing to the primary coil, independently of one another, to supply the generated induced current to the high-voltage battery of the electric vehicle.

Classes IPC  ?

• B60L 53/22 - Détails de structure ou aménagements des convertisseurs de charge spécialement adaptés pour recharger des véhicules électriques
• H01F 27/02 - Enveloppes
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments

Abrégé

Provided relates to a transformer for an on-board charger (OBC) of an electric vehicle, the transformer including: a flat primary coil for receiving current from an electric vehicle charger; a lower secondary coil element located under the primary coil in such a way as to come into close contact with an underside of the primary coil and generate induced current by means of magnetic induction of the current flowing to the primary coil to supply the generated induced current to a high-voltage battery; and an upper secondary coil element located above the primary coil in such a way as to come into close contact with a top of the primary coil and generate induced current by means of magnetic induction of the current flowing to the primary coil to supply the generated induced current to the high-voltage battery.

Classes IPC  ?

• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments
• B60L 53/22 - Détails de structure ou aménagements des convertisseurs de charge spécialement adaptés pour recharger des véhicules électriques
• H01F 27/28 - BobinesEnroulementsConnexions conductrices

Abrégé

Provided relates to a transformer for a low voltage DC-DC converter (LDC) of an electric vehicle, the transformer including: a flat plate type primary coil for receiving current from a high-voltage battery of the electric vehicle; a lower secondary coil element located under the primary coil in such a way as to come into close contact with an underside of the primary coil and generate induced current by means of the current flowing to the primary coil to supply the generated induced current to electronic components of the electric vehicle; and an upper secondary coil element located above the primary coil in such a way as to come into close contact with a top of the primary coil and generate induced current by means of the current flowing to the primary coil to supply the generated induced current to the electronic components of the electric vehicle.

Classes IPC  ?

• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• B60L 1/00 - Fourniture de l'énergie électrique à l'équipement auxiliaire des véhicules à traction électrique
• H01F 27/29 - BornesAménagements de prises

Abrégé

A transformer for an LDC of an electric vehicle includes: a plate-type primary coil for receiving current from the high voltage battery of the electric vehicle; a lower secondary coil element provided under the primary coil to supply an induced current induced by the primary coil to the electrical components of the electric vehicle; and an upper secondary coil element provided on the primary coil to supply an induced current induced by the primary coil to the electrical components of the electric vehicle, and according to this, there is an advantage of reducing the height and size of a product.

Classes IPC  ?

• H01F 27/30 - Fixation ou serrage de bobines, d'enroulements ou de parties de ceux-ci entre euxFixation ou montage des bobines ou enroulements sur le noyau, dans l'enveloppe ou sur un autre support
• H01F 30/06 - Transformateurs fixes non couverts par le groupe caractérisés par la structure
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 41/12 - Isolement d'enroulements
• B60L 53/20 - Procédés de chargement de batteries spécialement adaptées aux véhicules électriquesStations de charge ou équipements de charge embarqués pour ces batteriesÉchange d'éléments d’emmagasinage d'énergie dans les véhicules électriques caractérisés par des convertisseurs situés dans le véhicule

Abrégé

A transformer for an OBC of an electric vehicle includes: a housing; a cover for opening and closing a storage space of the housing; a plate-type primary coil embedded in the storage space of the housing and supplied with power from a charger side; and a plurality of plate-shaped secondary coils embedded in the storage space of the housing to independently generate an induced current by magnetic field induction from the primary coil and output the induced current to a high voltage battery, and according to this, there is an advantage of reducing the size and improving the product productivity.

Classes IPC  ?

• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
• H01F 27/24 - Noyaux magnétiques
• H01F 27/02 - Enveloppes
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments

Abrégé

The present invention relates to a primary coil element for a flat-type transformer and a flat-type transformer. The primary coil element for a flat-type transformer according to the present invention comprises: a flat-type first coil element (110); and a flat-type second coil element (120) in contact with the first coil element (110), and the flat-type transformer according to the present invention comprises: a primary coil element (100); and a flat-type secondary coil element (200) for generating an induced current according to currents applied to the first coil element (110) and the second coil element (120).

Classes IPC  ?

• H01F 27/30 - Fixation ou serrage de bobines, d'enroulements ou de parties de ceux-ci entre euxFixation ou montage des bobines ou enroulements sur le noyau, dans l'enveloppe ou sur un autre support
• H01F 27/02 - Enveloppes
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 5/06 - Isolement des enroulements

Abrégé

A transformer includes: an upper primary substrate (110) which is formed by stacking a plurality of dielectric substrates, each substrate being provided with spiral conductive patterns; a lower secondary substrate (120) which is formed by stacking a plurality of dielectric substrates, each substrate being provided with spiral conductive patterns, in which the lower secondary substrate is positioned below the upper primary substrate (110) in such a way that the lower secondary substrate comes into contact with the upper primary substrate (110) or is spaced apart from the upper primary substrate (110); and a secondary coil element (200) of a planar shape to produce an induced current by a current applied to the upper primary substrate (110) and the lower primary substrate (120).

Classes IPC  ?

• H01F 5/00 - Bobines d'induction
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 27/29 - BornesAménagements de prises
• H01F 27/30 - Fixation ou serrage de bobines, d'enroulements ou de parties de ceux-ci entre euxFixation ou montage des bobines ou enroulements sur le noyau, dans l'enveloppe ou sur un autre support
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments
• H01F 27/24 - Noyaux magnétiques