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WO2025170224A1 - Ensemble bobine - Google Patents

Ensemble bobine

Info

Publication number
WO2025170224A1
WO2025170224A1 PCT/KR2025/000754 KR2025000754W WO2025170224A1 WO 2025170224 A1 WO2025170224 A1 WO 2025170224A1 KR 2025000754 W KR2025000754 W KR 2025000754W WO 2025170224 A1 WO2025170224 A1 WO 2025170224A1
Authority
WO
WIPO (PCT)
Prior art keywords
winding
frame
winding frame
support
core member
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.)
Pending
Application number
PCT/KR2025/000754
Other languages
English (en)
Korean (ko)
Inventor
이재호
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LS Electric Co Ltd
Original Assignee
LS Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LS Electric Co Ltd filed Critical LS Electric Co Ltd
Publication of WO2025170224A1 publication Critical patent/WO2025170224A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/02—Coils wound on non-magnetic supports, e.g. formers

Definitions

  • the present invention relates to a bobbin assembly, and more particularly, to a bobbin assembly having a structure in which the bonding between each component is easy and the bonding strength can be improved.
  • a converter is a device that receives direct or alternating current and converts it back into direct or alternating current. Converters can be installed and used in any type of device that requires an external power supply.
  • Converters can take various forms depending on the power they receive and the power they supply.
  • converters can be configured to convert various types of current, such as DC/DC converters and AC/DC converters, into a preset current form.
  • the first and second winding frames (1200a, 1200b) are coupled to each other (1) and then coupled to the support frame (1200) (2). Thereafter, one of the pair of core members (1300) is moved from the upper side to the lower side and coupled to the first and second winding frames (1200a, 1200b), and the other is moved from the lower side to the upper side and coupled to the support frame (1100).
  • the first and second winding frames (1200a, 1200b) are configured to include a winding head (1210) constituting the upper side, a winding body (1220) on which a coil (C) is wound, and a winding coupling part (1230) coupled with a support frame (1100).
  • first and second winding frames (1200a, 1200b) that extend in the vertical direction are connected only by line contact through the winding joint (1230) and the support joint (1110), it is difficult to secure sufficient bonding strength.
  • first and second winding frames (1200a, 1200b) are coupled to the support frame (1100) while ensuring a certain amount of clearance. Accordingly, there is a risk that the first and second winding frames (1200a, 1200b) may oscillate, thereby reducing the coupling strength with the support frame (1100).
  • a bobbin is required that can easily wind a coil (C) and be stably combined with other components.
  • the inductor and DC converter including the same disclosed in the above-mentioned prior art document only provide a method for mitigating the skin effect.
  • the above-mentioned prior art document does not provide a method for improving the coupling between the intermediate stage and other components while facilitating the winding of the coil portion.
  • Japanese Patent Publication No. 2023-139567 discloses an inductor and a DC/DC converter including the inductor.
  • the inductor includes a plurality of soft magnetic thin films, thereby reducing coupling between coil conductors wound around a magnetic core, and a DC/DC converter including the inductor.
  • the inductor and DC/DC/converter including the same disclosed in the above-mentioned prior art document only provide a method for eliminating electrical interference between coil conductors.
  • the above-mentioned prior art document fails to provide a method for easily winding the coil conductor while improving the coupling between different components.
  • the present invention is intended to solve the above problems, and an object of the present invention is to provide a bobbin assembly having a structure that facilitates coil winding.
  • Another object of the present invention is to provide a bobbin assembly having a structure in which the bonding strength between the coil-wound structure and the structure supporting the coil can be improved.
  • Another object of the present invention is to provide a bobbin assembly having a structure in which the bonding force between the coil-wound configuration, the configuration supporting the coil, and other configurations can be improved.
  • Another object of the present invention is to provide a bobbin assembly having a structure in which a coil-wound configuration and a configuration supporting the same can be easily combined.
  • Another object of the present invention is to provide a bobbin assembly having a structure in which a coil is wound, a structure supporting the coil, and other structures can be easily combined.
  • a bobbin assembly comprising: a winding frame extending in one direction and around which a coil is wound; a support frame coupled to the winding frame and supporting the winding frame on one side in the one direction; and a core member at least partially received in the winding frame so as to face the coil with the winding frame interposed therebetween, wherein the winding frame is coupled to the support frame along a direction different from the one direction and is supported by being in surface contact with the support frame at one or more points.
  • a bobbin assembly may be provided in which the support frame comprises a support body constituting an outer shape; a winding frame receiving portion formed on the support body, one side in the other direction being formed open, and receiving the winding frame in a retractable manner and supporting the received winding frame; and the winding frame comprises a winding body extending in the one direction, the coil being wound, and receiving the core member at least partially; and a winding base continuous with one side in the extending direction of the winding body and receiving the winding frame receiving portion in a retractable manner.
  • the above-described winding base may be provided with a bobbin assembly that is slidably coupled to the above-described winding frame receiving portion.
  • a bobbin assembly may be provided in which the winding frame receiving portion includes an inlet opening that is formed open and is located on one side of the other direction; a moving space that is communicated with the inlet opening and extends in the other direction and movably receives the winding base; and a receiving space that is communicated with the moving space and is located on the other side of the other direction and at least partially receives the winding base.
  • the winding frame receiving portion may include a guide cover that surrounds the inlet opening on each side in the width direction and extends from one side to the other side in the other direction, and a bobbin assembly may be provided in which the winding base is supported on the lower side by one side in the height direction of the support body and supported on each side in the width direction by the guide cover.
  • a bobbin assembly may be provided in which the guide cover includes a first portion extending in the height direction of the support body and supporting the winding base on each side in the width direction; and a second portion extending at a predetermined angle with the first portion and toward the inside of the winding base in the width direction to partially surround the upper side of the winding base.
  • the winding frame receiving portion may include a limiting projection that faces one side of the support body in the height direction with the receiving space interposed therebetween and at least partially surrounds the upper side of the receiving space from the other side in the other direction, and a bobbin assembly may be provided in which the winding frame can be moved toward the other side in the other direction until the winding body comes into contact with the limiting projection.
  • a bobbin assembly may be provided that includes a cover frame that is coupled to the winding frame and covers the coil coupled to the winding frame on the other side of the one direction and is coupled to the winding frame.
  • the winding frame may include a winding body extending in the one direction, on which the coil is wound; and a winding hollow formed penetrating along the one direction within the winding body and at least partially accommodating the core member
  • the cover frame may include a cover body supporting the core member from the outside; and a winding frame coupling portion formed penetrating along the one direction within the cover body and at least partially accommodating the winding body, and a bobbin assembly may be provided in which the core member is inserted into the winding hollow by penetrating through the winding frame coupling portion.
  • a bobbin assembly may be provided in which the core member includes a first core that penetrates the winding frame coupling portion and is inserted into the winding hollow on one side of the one direction; and a second core that penetrates a core member receiving portion formed inside the support frame and is inserted into the winding hollow on the other side of the one direction.
  • a bobbin assembly may be provided in which the winding frame includes a first winding frame coupled to the support frame on one side in the other direction; and a second winding frame spaced apart from the first winding frame and coupled to the support frame on the other side in the other direction.
  • a bobbin assembly may be provided in which the support frame includes a first winding frame receiving portion located on the other side in the other direction and capable of receiving the first winding frame in a retractable manner; and a second winding frame receiving portion spaced apart from the first winding frame receiving portion and coupled to the second winding frame on the other side in the other direction.
  • the bobbin assembly according to the embodiment of the present invention can facilitate coil winding.
  • the bobbin assembly according to the embodiment of the present invention can improve the bonding strength between the configuration in which the coil is wound and the configuration supporting it.
  • the bobbin assembly according to the embodiment of the present invention can improve the bonding strength between the configuration in which the coil is wound, the configuration supporting the same, and other configurations.
  • the bobbin assembly according to the embodiment of the present invention can be easily combined with a configuration in which a coil is wound, a configuration supporting the same, and other configurations.
  • Figures 1 and 2 are perspective views illustrating a bobbin assembly according to an embodiment of the present invention.
  • Fig. 3 is an exploded perspective view showing the coupling relationship between the components of the bobbin assembly of Figs. 1 and 2.
  • Figures 4 and 5 are perspective views showing a support frame provided in the bobbin assembly of Figures 1 and 2.
  • Figure 6 is a cross-sectional view taken along line A-A showing the support frame of Figures 4 and 5.
  • Fig. 7 is a perspective view showing a cover frame provided in the bobbin assembly of Figs. 1 and 2.
  • Fig. 9 is a B-B cross-sectional view illustrating the cover frame of Fig. 8.
  • Fig. 10 is a perspective view showing a winding frame provided in the bobbin assembly of Figs. 1 and 2.
  • Fig. 12 is a C-C cross-sectional view illustrating the winding frame of Fig. 11.
  • Figures 13 to 16 are state diagrams illustrating a process of manufacturing a bobbin assembly according to an embodiment of the present invention.
  • Fig. 17 is a perspective view showing a bobbin assembly completed through the process of Figs. 13 to 16.
  • Fig. 19 is an E-E cross-sectional view showing the coupling relationship of each component of the bobbin assembly of Fig. 17.
  • Fig. 20 is an F-F cross-sectional view showing the coupling relationship of each component of the bobbin assembly of Fig. 17.
  • Fig. 21 is a perspective view showing a bobbin assembly according to the prior art.
  • Fig. 22 is a cross-sectional view showing the bobbin assembly of Fig. 21.
  • Figure 23 is an exploded front view illustrating the process of manufacturing the bobbin assembly of Figure 21.
  • Fig. 24 is a perspective view showing a support frame provided in the bobbin assembly of Fig. 21.
  • Fig. 25 is a perspective view showing a winding frame provided in the bobbin assembly of Fig. 21.
  • Fig. 26 is a side cross-sectional view showing the coupling relationship of each component of the bobbin assembly of Fig. 21.
  • the present invention may, in its best form, comprise a winding frame extending in one direction and around which a coil is wound; a support frame coupled to the winding frame and supporting the winding frame on one side in the one direction; and a core member at least partially received in the winding frame so as to face the coil with the winding frame therebetween.
  • a bobbin assembly is provided wherein the winding frame is coupled to the support frame along a direction different from the one direction and is supported by being in surface contact with the support frame at one or more points.
  • conduction refers to the connection of one or more elements to enable the transmission of current or electrical signals.
  • the conduction may be formed in a wired form, such as by a conductor element, or in a wireless form, such as Bluetooth, Wi-Fi, or RFID.
  • the conduction may also include the meaning of "communication.”
  • fluid refers to any form of material that can flow and change shape or volume, etc., due to an external force.
  • the fluid may be a liquid such as water or a gas such as air.
  • a bobbin assembly (10) according to an embodiment of the present invention is illustrated.
  • the bobbin assembly (10) may be installed and utilized in any device in which a magnetic field is to be formed by an external current.
  • the bobbin assembly (10) may be installed in an inductor of a converter.
  • the bobbin assembly (10) can be equipped and utilized in a large-capacity converter, i.e., any device that can be formed. That is, the bobbin assembly (10) can be utilized in a converter that has a large current strength.
  • the bobbin assembly (10) can be configured to include a coil (C) and core member (400) that are relatively larger in size than those equipped in a typical converter.
  • the bobbin assembly (10) is configured to easily wind, couple, and stably support the enlarged core member (400) and coil (C). Accordingly, even when the capacity of the converter equipped with the bobbin assembly (10) increases, the core member (400) and coil (C) can be easily coupled while the coupling state can be stably supported.
  • a coil (C) is wound on the bobbin assembly (10).
  • the coil (C) is wound in a figure-of-eight shape on a winding frame (300) that accommodates a core member (400).
  • a plurality of winding frames (300) are provided, and the plurality of winding frames (300) can be combined with other components of the bobbin assembly (10) after the coil (C) is wound on them.
  • the coil (C) winding process can be automatically performed by a machine or the like, thereby improving work efficiency.
  • the winding frame (300) extends in one direction with a height, and the coil (C) can be wound.
  • the support frame (100) can be combined with the winding frame (300) while supporting the winding frame (300) from one side in one direction.
  • the core member (400) can be coupled while being at least partially accommodated within the interior of the winding frame (300) along one direction.
  • the winding frame (300) is coupled to the support frame (100) while sliding along a direction other than one direction, and at this time, the coupled portion can be coupled so as to be supported while at least partially making surface contact with the support frame (100).
  • the support frame (100) constitutes a portion of the outer shape of the bobbin assembly (10).
  • the support frame (100) is coupled to other components of the bobbin assembly (10) to support them.
  • the support frame (100) constitutes one side in the height direction of the bobbin assembly (10), i.e., the lower side in the illustrated embodiment.
  • the support frame (100) supports other components of the bobbin assembly (10) from said one side, i.e., the lower side.
  • the support frame (100) is coupled with the winding frame (300).
  • the support frame (100) supports the winding frame (300) from the lower side.
  • the support frame (100) and the winding frame (300) may be coupled in a direction different from the height direction of the winding frame (300), for example, in the horizontal direction.
  • the support frame (100) and the winding frame (300) can be easily combined, while the combined state can be stably maintained. A detailed description thereof will be provided later.
  • the support frame (100) is coupled with the core member (400).
  • the support frame (100) supports the second core member (400b) located on the one side, i.e., the lower side, of the pair of core members (400) in the height direction.
  • the second core member (400b) is coupled to the support frame (100) while being coupled to the winding frame (300), so it can be said that the core member (400) is coupled to the support frame (100) via the winding frame (300).
  • the support frame (100) includes a support body (110), a support rack (120), a winding frame receiving portion (130), and a core member receiving portion (140).
  • the support body (110) constitutes the outer shape of the support frame (100).
  • the support body (110) can be combined with other components of the support frame (100) to support them.
  • other components of the support frame (100) can be formed on the support body (110).
  • the support body (110) is coupled to the support rack (120).
  • a winding frame receiving portion (130) and a core member receiving portion (140) are formed inside the support body (110).
  • the support body (110) may be combined with other components of the support frame (100) to support them, or may have any shape that allows other components to be formed.
  • the support body (110) has a polygonal prism shape in which the length in the left-right direction is longer than the width in the front-back direction and the height in the up-down direction is greater.
  • the support body (110) is coupled with the support rack (120).
  • the support body (110) can be positioned to be supported on the ground by the support rack (120).
  • one side of the support body (110) in the height direction i.e., the lower side, is coupled with and supported by the support rack (120).
  • a winding frame receiving portion (130) is formed on the support body (110).
  • the winding frame receiving portion (130) is formed on the other side in the height direction of the support body (110), in the illustrated embodiment, on the upper side.
  • a core member receiving portion (140) is formed inside the support body (110).
  • the core member receiving portion (140) is formed to penetrate the horizontal inner side of the support body (110) in the height direction of the support body (110), i.e., in the up-down direction.
  • the support rack (120) is coupled to the support body (110) and supports it.
  • the support body (110) can be positioned to float on the ground by the support rack (120).
  • a plurality of support racks (120) may be provided.
  • the plurality of support racks (120) may be coupled to the support body (110) at different locations. In the illustrated embodiment, two pairs of support racks (120) are provided.
  • a pair of support legs (120) are connected to one longitudinal side of the support body (110), the lower side of the left end in the illustrated embodiment.
  • the pair of support legs (120) are spaced apart in the width direction of the support body (110), the front-back direction in the illustrated embodiment.
  • Another pair of support legs (120) is connected to the other longitudinal side of the support body (110), i.e., the lower side of the right end in the illustrated embodiment.
  • the other pair of support legs (120) are spaced apart in the width direction of the support body (110), i.e., in the front-back direction.
  • the winding frame receiving portion (130) is a portion where the support frame (100) is coupled to the winding frame (300).
  • the winding frame (300) can be coupled to the winding frame receiving portion (130) and supported by the support frame (100).
  • the winding frame receiving portion (130) is formed in the support body (110), and one side in the other direction where the winding frame (300) is coupled to the support frame (100) is formed open, so that the winding frame (300) can be received in a withdrawable manner and the received winding frame (300) can be supported.
  • the winding frame receiving portion (130) is formed on one side in the height direction of the support body (110), that is, on the upper side in the illustrated embodiment.
  • One side in the width direction of the winding frame receiving portion (130), that is, on the front side in the illustrated embodiment, is closed.
  • the other side in the width direction of the winding frame receiving portion (130), that is, on the rear side in the illustrated embodiment, is formed at least partially open.
  • the winding frame (300) can be moved to one side in the width direction of the support body (110), i.e., the front side, and coupled with the winding frame receiving portion (130).
  • the winding frame (300) can be moved to the other side in the width direction of the support body (110), i.e., the rear side, and separated from the winding frame receiving portion (130).
  • the winding frame (300) can be slidably coupled to or separated from the winding frame receiving portion (130).
  • the winding frame (300) extends in one direction, has a coil (C) wound around it, and includes a winding body (310) that at least partially accommodates a core member (400) therein.
  • the winding frame (300) is continuous with one side of the extension direction of the winding body (310) and includes a winding base (320) that is retractably received in the above-described winding frame receiving portion (130).
  • the winding base (320) can be slidably coupled to or separated from the winding frame receiving portion (130).
  • the winding frame receiving portion (130) is located on the inside of the support body (110). Specifically, the winding frame receiving portion (130) is located on the inside along the longitudinal and width directions of the support body (110). In the illustrated embodiment, the winding frame receiving portion (130) is located on the inside of the left and right ends of the support body (110). In addition, the winding frame receiving portion (130) is located on the inside of the front end of the support body (110).
  • a plurality of winding frame receiving portions (130) may be provided.
  • the plurality of winding frame receiving portions (130) may be spaced apart from each other and may be respectively coupled to and support the plurality of winding frames (300).
  • the winding frame receiving portions (130) are provided in pairs, including a first winding frame receiving portion (130a) and a second winding frame receiving portion (130b).
  • the first winding frame receiving portion (130a) is located on one side of the longitudinal direction of the support body (110), on the left side in the illustrated embodiment.
  • the first winding frame receiving portion (130a) is coupled to and supports the first winding frame (300a).
  • the winding frame receiving portion (130) includes an inlet opening (131), a guide cover (132), a moving space (133), a limiting protrusion (134), a receiving space (135), and a support space (136).
  • the guide cover (132) surrounds the moving space (133) in the width and height directions. In the illustrated embodiment, the guide cover (132) surrounds the moving space (133) in the left-right and upper directions.
  • the winding frame (300) accommodated in the moving space (133) can move in the longitudinal direction of the moving space (133), i.e., in the front-back direction, while being supported by the guide cover (132).
  • the moving space (133) extends in the width direction of the support body (110), in the front-back direction in the illustrated embodiment.
  • One side of the moving space (133) in the extension direction, the front side in the illustrated embodiment, is formed open and communicates with the receiving space (135).
  • the other side of the moving space (133) in the extension direction, the rear side in the illustrated embodiment is formed open and communicates with the inlet opening (131) and the outside.
  • the limiting protrusion (134) extends a predetermined length in the longitudinal direction of the support body (110), i.e., in the left-right direction in the illustrated embodiment. At this time, each end of the limiting protrusion (134) in the extending direction is positioned to be spaced apart from a pair of guide covers (132). A support space (136) may be formed between each end of the limiting protrusion (134) in the extending direction and the pair of guide covers (132).
  • the guide cover (132) and the limiting protrusion (134) are spaced apart from each other.
  • the receiving space (135) is connected to the support space (136) formed between the guide cover (132) and the limiting protrusion (134).
  • a fastening member may be shown on one side of a support body (110) surrounding the receiving space (135) from the front side.
  • the fastening member may be detachably connected to a joining member (not shown) provided at the front end of the winding base (320).
  • the fastening member (not shown) and the coupling member (not shown) can be coupled.
  • the coupling strength between the support frame (100) and the winding frame (300) can be improved.
  • the support space (136) accommodates a guide rail (330) provided on the winding frame (300).
  • a guide rail (330) provided on the winding frame (300).
  • one longitudinal side of the guide rail (330), the front side in the illustrated embodiment is accommodated in the support space (136).
  • One height side of the support space (136), that is, the lower side in the illustrated embodiment, is connected to the accommodation space (135).
  • the other height side of the support space (136), the upper side in the illustrated embodiment is formed open and connected to the outside.
  • the support space (136) is defined by being partially surrounded by the guide cover (132) and the limiting protrusion (134).
  • the longitudinal outer side of the support space (136) is surrounded by the guide cover (132).
  • the longitudinal inner side of the support space (136) is surrounded by the limiting protrusion (134).
  • the support space (136) is located between the guide cover (132) and the limiting protrusion (134).
  • the support space (136) may have a shape corresponding to the shape of the guide rail (330).
  • the support space (136) is formed as a polygonal prism-shaped space having a rectangular cross-section and a length in the front-back direction.
  • One longitudinal side of the support space (136), the rear side in the illustrated embodiment, is formed open so that the guide rail (330) can be introduced or withdrawn.
  • the other longitudinal side of the support space (136), the front side in the illustrated embodiment is closed by the front end of the support body (110). Accordingly, the guide rail (330) accommodated in the support space (136) is supported by the front end of the support body (110), thereby preventing the winding frame (300) from being dislodged to the front.
  • a plurality of support spaces (136) may be formed.
  • the plurality of support spaces (136) are spaced apart from each other and can each movably accommodate a plurality of guide rails (330).
  • a pair of support spaces (136) are provided and are positioned spaced apart from each other in the longitudinal direction of the support body (110), i.e., in the left-right direction.
  • Each pair of support spaces (136) movably accommodates each pair of guide rails (330).
  • the guide cover (132), the limiting protrusion (134), and the support space (136) are alternately positioned along the longitudinal direction of the support body (110), i.e., the left-right direction.
  • the core member receiving portion (140) is a space in which the support frame (100) receives the core member (400). As will be described later, a pair of core members (400) are provided and are coupled to each end of the winding frame (300) in the height direction. At this time, the core member receiving portion (140) receives a second core member (400b) located at the lower side. The second core member (400b) is received in the core member receiving portion (140) and can be simultaneously coupled to the winding frame (300).
  • the core member receiving portion (140) is defined as a space formed inside the support body (110). Each side in the height direction of the core member receiving portion (140), the upper side and the lower side in the illustrated embodiment, are formed to be open. The upper side of the core member receiving portion (140) is in communication with the winding frame receiving portion (130) and the winding frame (300) received therein. The lower side of the core member receiving portion (140) is formed to be open and is in communication with the outside.
  • the second core member (400b) can be inserted and connected to the winding frame (300) accommodated in the winding frame accommodation portion (130) by being introduced through the lower side of the core member accommodation portion (140).
  • the core member receiving portion (140) may have a shape corresponding to the shape of the second core member (400b). Specifically, the shape of the core member receiving portion (140) may be formed to correspond to the shape of the portion where the second core member (400b) is coupled to the winding frame (300). In the illustrated embodiment, the core member receiving portion (140) is formed as a polygonal prism-shaped space having a rectangular cross-section and a vertical height. As described above, each side of the core member receiving portion (140) in the height direction is formed to be open.
  • a plurality of core member receiving portions (140) may be formed.
  • the plurality of core member receiving portions (140) may each receive a plurality of portions of the second core member (400b) and may be respectively connected to the plurality of winding frame receiving portions (130).
  • the core member receiving portions (140) are provided in pairs, including a first core member receiving portion (140a) and a second core member receiving portion (140b).
  • the first core member receiving portion (140a) is located on the left side of the support body (110).
  • the first core member receiving portion (140a) is located on the lower side of the first winding frame receiving portion (130a) located on the left side, and is connected to the first winding frame receiving portion (130a).
  • the second core member receiving portion (140b) is located on the right side of the support body (110).
  • the second core member receiving portion (140b) is located on the lower side of the second winding frame receiving portion (130b) located on the right side, and is connected to the second winding frame receiving portion (130b).
  • the cover frame (200) is connected to a plurality of winding frames (300) and supports them.
  • the cover frame (200) supports a first core member (400a) that is connected to the plurality of winding frames (300) on one side in the height direction.
  • the cover frame (200) constitutes the other side of the bobbin assembly (10) in the height direction, the upper side in the illustrated embodiment.
  • the cover frame (200) is positioned opposite the support frame (100) along the height direction of the bobbin assembly (10).
  • the cover frame (200) is positioned facing the support frame (100) with the winding frame (300) interposed therebetween.
  • the cover frame (200) is coupled with a winding frame (300). That is, a plurality of winding frames (300) are provided, but the plurality of winding frames (300) are not directly coupled to each other.
  • one side in the height direction of the winding frame (300), that is, the lower side in the illustrated embodiment, is coupled with the support frame (100), and the other side in the height direction of the winding frame (300), that is, the upper side in the illustrated embodiment, is coupled with and supported by the cover frame (200). That is, each side in the height direction of the winding frame (300) is coupled with the support frame (100) and the cover frame (200), respectively.
  • the coupling state between the winding frame (300) and other components can be stably maintained.
  • the cover body (210) constitutes the outer shape of the cover frame (200). Other configurations of the cover frame (200) may be combined or formed on the cover body (210). In the illustrated embodiment, a cover base (220) is combined on the cover body (210), and a winding frame coupling portion (230) is formed.
  • the cover body (210) may have a shape corresponding to the shape of the support body (110) or the direction of separation of the plurality of winding frames (300).
  • the cover body (210) is formed in a three-dimensional shape in which the length in the left-right direction is longer than the length in the front-back direction and the height in the up-down direction is greater.
  • a space is formed inside the cover body (210).
  • the space is formed to have a shape corresponding to the shape of the cover body (210), i.e., a length in the left-right direction is longer than a width in the front-back direction and a height in the up-down direction.
  • One side of the height direction of the space in the illustrated embodiment, the upper side, is formed open so that the first core member (400a) can be inserted.
  • the other side in the height direction of the above space, the lower side in the illustrated embodiment, is formed open and communicates with the winding frame coupling portion (230).
  • the first core member (400a) can be inserted and coupled to the winding frame (300) accommodated in the winding frame coupling portion (230).
  • the cover body (210) is coupled to the cover base (220).
  • One side of the cover body (210) in the height direction, the lower side in the illustrated embodiment, is continuous with the cover base (220).
  • the cover base (220) extends along the one side, i.e., the lower end, of the cover body (210) and is formed to protrude outward in the horizontal direction.
  • the cover body (210) at least partially surrounds the first core member (400a) accommodated in the space. In the illustrated embodiment, the cover body (210) surrounds the first core member (400a) from the outer side in the horizontal direction. The cover body (210) partially surrounds the winding frame (300). In the illustrated embodiment, the cover body (210) surrounds the upper portion of the winding body (310).
  • the cover body (210) supports the first core member (400a) and the winding frame (300), respectively.
  • the cover body (210) includes a grip groove (211) and a cover step portion (212).
  • the grip groove (211) is formed recessed on the other side of the cover body (210) in the height direction, that is, on the upper end in the illustrated embodiment.
  • the portion of the cover body (210) where the grip groove (211) is formed may be formed to have a relatively lower height than other portions. Accordingly, the first core member (400a) accommodated in the self-interest space may be exposed horizontally through the grip groove (211). The worker can easily separate the first core member (400a) by gripping the portion of the first core member (400a) exposed through the grip groove (211).
  • a plurality of gripping grooves (211) may be formed.
  • the plurality of gripping grooves (211) may be formed at different locations of the cover body (210). In the illustrated embodiment, a total of six gripping grooves (211) are provided.
  • a pair of gripping grooves (211) are located in a pair of portions of the cover body (210) that extend in the front-back direction and are spaced apart from each other in the left-right direction.
  • the other two pairs of phage grooves (211) are each positioned in a pair of portions extending left and right and spaced apart in the front and rear directions among the portions of the cover body (210).
  • the cover step (212) is configured to limit the insertion distance of the winding frame (300) inserted into the winding frame coupling portion (230).
  • the winding frame (300) is sufficiently inserted into the winding frame coupling portion (230)
  • one side of the winding body (310) in the height direction, the upper end in the illustrated embodiment may come into contact with the cover step (212) to limit further movement.
  • the cover step portion (212) is formed by protruding inward from the inner periphery of the cover body (210) surrounding the winding frame coupling portion (230) to form a step.
  • the cover step portion (212) at least partially surrounds the upper side of the winding frame coupling portion (230).
  • the cover step portion (212) may extend along the inner circumference of the cover body (210).
  • the shape of the cover step portion (212) may correspond to the shape of the winding frame coupling portion (230) or the winding body (310).
  • the cover step portion (212) extends along the inner circumference of the cover body (210) surrounding the winding frame coupling portion (230).
  • the cover step portion (212) can be formed on each side of the inner circumference of the cover body (210) except for the inner side in the longitudinal direction of the cover body (210), that is, the side facing the separation plate (221) of the cover base (220).
  • the cover base (220) constitutes another part of the exterior of the cover frame (200).
  • the cover base (220) is coupled to the cover body (210).
  • the cover base (220) is continuous with one side of the cover body (210) in the height direction, the lower end in the illustrated embodiment.
  • the cover base (220) includes a separation plate (221).
  • the separation plate (221) physically separates a plurality of winding frames (300) formed inside the cover body (210).
  • the separation plate (221) is located inside the cover body (210).
  • the spacer plate (221) is positioned at the central portion in the longitudinal direction of the cover body (210), between the first winding frame coupling portion (230a) positioned on the left and the second winding frame coupling portion (230b) positioned on the right.
  • the spacer plate (221) supports the winding body (310) inserted into the winding frame coupling portion (230) from the inside.
  • the separation plate (221) may have a shape corresponding to another part of the cover base (220).
  • the separation plate (221) is formed in a polygonal shape with a length in the front-back direction longer than a width in the left-right direction and a thickness in the up-down direction.
  • the winding frame joint (230) is a portion where the cover frame (200) is joined to the winding frame (300).
  • the winding frame joint (230) can be defined as a space surrounded by the cover body (210) and the cover base (220).
  • Each side in the height direction of the winding frame coupling portion (230), the upper side and the lower side in the illustrated embodiment, are formed as open.
  • One side in the height direction of the winding frame coupling portion (230), the upper side in the illustrated embodiment, is formed as open so that the first core member (400a) can be inserted.
  • the other side in the height direction of the winding frame coupling portion (230), the lower side in the illustrated embodiment is formed as open so that the winding body (310) of the winding frame (300) can be inserted.
  • the guide rail (330) extends in the direction in which the winding frame (300) is coupled or separated from the support frame (100). In other words, the guide rail (330) extends in the direction in which the winding base (320) moves toward the inlet opening (131), the moving space (133), or the receiving space (135), or in the opposite direction thereto.
  • the first core member (400a) can be inserted into the winding hollow (340) through one end in the extension direction of the winding hollow (340), the upper end in the illustrated embodiment.
  • the second core member (400b) can be inserted into the winding hollow (340) through the other end in the extension direction of the winding hollow (340), the lower end in the illustrated embodiment.
  • the winding hollow (340) may have a shape corresponding to the shape of the first core member (400a) or the second core member (400b).
  • the winding hollow (340) is formed as a polygonal prism-shaped space having a rectangular cross-section and a vertical height.
  • the second core member (400b) is positioned on the other side in the height direction of the bobbin assembly (10), i.e., the lower side in the illustrated embodiment.
  • the second core member (400b) passes through the core member receiving portion (140) of the support frame (100) and is inserted into the receiving portion (340) through the lower end of the receiving portion (340) of the receiving frame (300) coupled to the receiving portion (130) of the supporting frame (100).
  • the first part of the second core member (400b) covers the lower surface of the support body (110) of the support frame (100) and can be accommodated in the core member receiving portion (140).
  • the second part of the second core member (400b) can be partially accommodated in the core member receiving portion (140) and accommodated in the winding hollow (340).

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)

Abstract

L'invention divulgue un ensemble bobine. Un ensemble bobine, selon un aspect de la présente invention, peut comprendre : un cadre d'enroulement s'étendant dans une première direction, et sur lequel une bobine est enroulée ; un cadre de support relié au cadre d'enroulement et supportant le cadre d'enroulement au niveau d'un côté dans la première direction ; et un élément central au moins partiellement logé dans le cadre d'enroulement de façon à faire face à la bobine, le cadre d'enroulement étant intercalé entre ceux-ci, le cadre d'enroulement pouvant être relié au cadre de support le long d'une autre direction différente de la première direction et pouvant être supporté par contact de surface avec le cadre de support en un ou plusieurs points.
PCT/KR2025/000754 2024-02-08 2025-01-13 Ensemble bobine Pending WO2025170224A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020240019416A KR102833347B1 (ko) 2024-02-08 2024-02-08 보빈 조립체
KR10-2024-0019416 2024-02-08

Publications (1)

Publication Number Publication Date
WO2025170224A1 true WO2025170224A1 (fr) 2025-08-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2025/000754 Pending WO2025170224A1 (fr) 2024-02-08 2025-01-13 Ensemble bobine

Country Status (2)

Country Link
KR (1) KR102833347B1 (fr)
WO (1) WO2025170224A1 (fr)

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JP2019179787A (ja) * 2018-03-30 2019-10-17 三菱電機株式会社 リアクトル用ボビン及びリアクトル、このリアクトルを備えたコンバータ、及び電力変換装置
KR20210147670A (ko) * 2020-05-29 2021-12-07 케이에이치필룩스 주식회사 보빈 및 이를 구비하는 변압 장치
KR20220010446A (ko) * 2020-07-17 2022-01-25 엘지이노텍 주식회사 트랜스포머 및 이를 포함하는 평판 디스플레이 장치
KR20220117558A (ko) * 2021-02-17 2022-08-24 동양이엔피 주식회사 트랜스포머 와이어 권선을 위한 가이드
KR20230134218A (ko) * 2022-03-14 2023-09-21 케이에이치필룩스 주식회사 보빈과 이를 포함하는 변압 장치

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Publication number Priority date Publication date Assignee Title
KR20200050221A (ko) 2018-11-01 2020-05-11 엘지이노텍 주식회사 인덕터 및 이를 포함하는 직류 컨버터
KR102701487B1 (ko) 2022-03-28 2024-09-02 주식회사 선익시스템 저면 출입 증착장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019179787A (ja) * 2018-03-30 2019-10-17 三菱電機株式会社 リアクトル用ボビン及びリアクトル、このリアクトルを備えたコンバータ、及び電力変換装置
KR20210147670A (ko) * 2020-05-29 2021-12-07 케이에이치필룩스 주식회사 보빈 및 이를 구비하는 변압 장치
KR20220010446A (ko) * 2020-07-17 2022-01-25 엘지이노텍 주식회사 트랜스포머 및 이를 포함하는 평판 디스플레이 장치
KR20220117558A (ko) * 2021-02-17 2022-08-24 동양이엔피 주식회사 트랜스포머 와이어 권선을 위한 가이드
KR20230134218A (ko) * 2022-03-14 2023-09-21 케이에이치필룩스 주식회사 보빈과 이를 포함하는 변압 장치

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