CN212032835U - Inductance assembly of high-power vehicle-mounted charging combined transformer device - Google Patents
Inductance assembly of high-power vehicle-mounted charging combined transformer device Download PDFInfo
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- CN212032835U CN212032835U CN202020768430.9U CN202020768430U CN212032835U CN 212032835 U CN212032835 U CN 212032835U CN 202020768430 U CN202020768430 U CN 202020768430U CN 212032835 U CN212032835 U CN 212032835U
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Abstract
The utility model discloses a high-power on-vehicle inductance subassembly that charges combination transformer device, including first electrically conductive support, the electrically conductive support of second and a plurality of copper sheet winding, every copper sheet winding is by a flat copper sheet around making individual layer or multilayer ring form, and two of every copper sheet winding are drawn forth the end and are followed copper sheet winding circumference interval 180 degrees and distribute, and a plurality of copper sheet windings range upon range of setting from top to bottom and have the heat dissipation clearance between two adjacent copper sheet windings, first electrically conductive support and the electrically conductive support of second set up side by side and follow the direction of height correspondence and be equipped with a plurality of layers of mounting grooves, and two of copper sheet winding are drawn forth the end and are inserted respectively on first electrically conductive support and the electrically conductive support of second. The utility model discloses a technical scheme, not only have the heat dissipation clearance between two adjacent copper sheet windings, have the heat dissipation clearance moreover between copper sheet winding and the electrically conductive support of first electrically conductive support and second, therefore increased the gap, strengthened the heat dissipation window, increase the electric current bearing capacity.
Description
Technical Field
The utility model relates to an electronic components, concretely relates to transformer.
Background
As a vehicle-mounted charging transformer, large power and current carrying capacity are needed, and the current carrying capacity of a traditional transformer is small and difficult to meet the requirements.
The combination of the inductance assembly and the transformer assembly can increase the current bearing capacity and meet the requirements of high power and high current of the high-power vehicle-mounted charging combined transformer.
However, the conventional inductance assembly adopts a coil winding structure, has a compact structure and a small heat dissipation window, and is not beneficial to heat dissipation and increase of current carrying capacity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an inductance component of high-power on-vehicle charging combination transformer device is provided, improves the heat dissipation, does benefit to the bearing capacity of increase current.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the inductance assembly of the high-power vehicle-mounted charging combined transformer device comprises a first conductive support, a second conductive support and a plurality of copper sheet windings, wherein each copper sheet winding is wound by a flat copper sheet to form a single-layer or multi-layer ring shape, two leading-out ends of each copper sheet winding are distributed at intervals of 180 degrees along the circumferential direction of the copper sheet winding, the copper sheet windings are stacked up from top to bottom, a heat dissipation gap is formed between every two adjacent copper sheet windings, the first conductive support and the second conductive support are arranged side by side and are correspondingly provided with a plurality of layers of mounting grooves along the height direction, and the two leading-out ends of the copper sheet windings are respectively inserted into the corresponding mounting grooves on the first conductive support.
Preferably, the two copper sheet windings form a layer, the lead-out ends in the same direction are overlapped together, and the copper sheet windings are inserted into the mounting groove.
Preferably, the leading-out end of the copper sheet winding is inserted into the mounting groove and then welded and fixed.
Preferably, a heat dissipation gap is formed between the copper sheet winding and the first conductive support and between the copper sheet winding and the second conductive support.
Preferably, first electrically conductive support includes the bar shaped plate of horizontal extension, the length one end of bar shaped plate is equipped with the fixed orifices, one of them side of the length other end of bar shaped plate is connected with the vertical board of vertical extension that makes progress, the mounting groove is located on the vertical board.
Preferably, the other side face of the other end of the strip-shaped plate is connected with a folded edge which extends vertically downwards, and the folded edge is provided with a positioning column protruding downwards.
Preferably, the second conductive support comprises a vertical part and a horizontal part horizontally bent from the lower end of the vertical part to the side surface, the mounting groove is formed in the vertical part, and the horizontal part is provided with a connecting hole.
Preferably, two of the above inductance assemblies are combined, and the two first conductive brackets are of an integral structure and share the fixing hole.
Preferably, two of the above inductance assemblies are combined, and the fixing holes of the two first conductive brackets are overlapped up and down and connected with the bolts.
The utility model discloses a technical scheme, following beneficial effect has:
the coil windings of the inductance assembly are combined by adopting the copper sheet windings, the first conductive support and the second conductive support are connected with all the copper sheet windings, a heat dissipation gap is formed between every two adjacent copper sheet windings, and a heat dissipation gap is formed between the copper sheet windings and the first conductive support and between the copper sheet windings and the second conductive support, so that gaps are increased, a heat dissipation window is enlarged, and the current carrying capacity is increased.
The specific technical solution and the advantages of the present invention will be described in detail in the following detailed description with reference to the accompanying drawings.
Drawings
The invention will be further described with reference to the accompanying drawings and specific embodiments:
fig. 1 is a front view of the high-power vehicle-mounted charging combined transformer of the present invention;
fig. 2 is a top view of the high-power vehicle-mounted charging combined transformer of the present invention;
fig. 3 is a schematic structural view of a first conductive bracket of the present invention;
fig. 4 is a schematic structural view of a second conductive support of the present invention;
FIG. 5 is a schematic structural diagram of a copper sheet winding according to the present invention;
FIG. 6 is a schematic structural view of a copper sheet ring according to the present invention;
FIG. 7 is a schematic structural view of the copper sheets of the present invention after being stacked;
fig. 8 is a schematic structural view of the Chinese traditional pancake of the present invention;
fig. 9 is a schematic structural view of a middle binding post of the present invention;
fig. 10 is a schematic structural view of a side terminal of the present invention;
in the figure:
1-an inductance component, 11-a first conductive support, 101-a mounting groove, 111-a strip-shaped plate, 112-a fixing hole, 113-a vertical plate, 114-a folded edge, 115-a positioning column, 12-a second conductive support, 121-a vertical part, 122-a horizontal part, 123-a connecting hole, 13-a copper sheet winding and 131-a leading-out terminal;
2-transformer component, 21-copper sheet ring, 211-first leading-out terminal, 212-second leading-out terminal, 213-leading-out hole, 22-wire cake, 221-leading-out wire head, 222-insulating lacing tape, 23-middle binding post, 231-flange and 24-side binding post.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 10, a high-power vehicle-mounted charging combination transformer device includes:
the inductance component 1: inductance component 1 includes first electrically conductive support 11, second electrically conductive support 12 and a plurality of copper sheet winding 13, and every copper sheet winding 13 is become individual layer or multilayer ring form (thickness direction layering) by a flat copper sheet coiling, and two of every copper sheet winding draw forth end 131 along copper sheet winding circumference interval 180 degrees distributions, and a plurality of copper sheet windings 13 range upon range of setting from top to bottom and have the heat dissipation clearance between two adjacent copper sheet windings 13, first electrically conductive support 11 and second electrically conductive support 12 set up side by side and correspond along the direction of height and be equipped with a plurality of layers of mounting groove 101, and two of copper sheet winding 13 draw forth end 131 insert respectively on first electrically conductive support 11 and the second electrically conductive support 12 correspond in the mounting groove 101, second electrically conductive support 12 is equipped with connecting hole 123. In addition, other configurations of inductive component 1 are known in the art, such as magnetic cores, and two ER cores may be used in combination.
The transformer assembly 2: the transformer component 2 comprises a coil winding, the coil winding comprises a primary winding and a secondary winding, the primary winding comprises a plurality of line cakes 22 which are arranged in a stacked mode, the line cakes 22 are formed by winding insulated copper wires, each line cake 22 is provided with two outgoing line heads 221, the first outgoing line heads of all the line cakes 22 are connected together, and the second outgoing line heads of all the line cakes 22 are connected together; the secondary winding comprises a plurality of copper sheet rings 21 arranged in a stacked mode, the copper sheet rings 21 are of a single-layer structure formed by winding a flat copper sheet, openings are formed between two ends of each copper sheet ring 21, a first leading-out end 211 and a second leading-out end 212 of each copper sheet ring 21 are located on two sides of the opening of each copper sheet ring 21 and are provided with connecting holes 213, horizontal projections of the connecting holes 213 on the first leading-out ends of all the copper sheet rings 21 are overlapped and connected with a middle binding post 23, welding can be further performed, horizontal projections of the second leading-out ends of two adjacent copper sheet rings 21 are symmetrically arranged on two sides of the horizontal projections of the first leading-out ends of the two adjacent copper sheet rings 21, and the second leading-out ends are connected with side binding. And all the second leading-out ends positioned on the other side of the first leading-out ends are connected with the second side binding posts together in a superposed mode through the horizontal projections of the connecting holes. And a copper sheet ring 21 is arranged between two wire cakes 22 which are adjacent up and down. In addition, other configurations of the transformer assembly 2 are known in the art, such as magnetic cores, and combinations of two ER cores may be used.
Wherein, the lower part of the middle binding post 23 is connected with the connecting hole 123, and the inductance component 1 and the transformer component 2 are connected together. The bearing capacity of the current is increased by adopting a mode of combining the inductance assembly and the transformer assembly, and the requirements of high power and large current of the high-power vehicle-mounted charging combined transformer are met. A heat dissipation gap is formed between every two adjacent copper sheet windings in the inductance assembly, a heat dissipation window is enlarged, current bearing capacity is increased, winding space is increased by adopting a mode of combining a coil and a copper sheet ring in the transformer assembly, and power is improved. The transformer assembly realizes the connection and support functions by adopting the middle binding post and the side binding post, does not need to be provided with a framework, simplifies the structure, reduces the cost and is also favorable for heat dissipation.
In the inductance assembly, two copper sheet windings 13 form a layer, lead-out terminals in the same direction are overlapped together, and are inserted into the mounting groove 101. The lead end of the copper sheet winding 13 is inserted into the mounting groove 101 and then fixed by welding. The copper sheet winding 13 is not closely attached to the first conductive support 11 and the second conductive support 12, so that a heat dissipation gap is formed between the copper sheet winding 13 and the first conductive support 11 and the second conductive support 12. A heat dissipation gap is formed between two adjacent copper sheet windings, and a heat dissipation gap is formed between the copper sheet windings and the first conductive support and between the copper sheet windings and the second conductive support, so that gaps are increased, a heat dissipation window is enlarged, and current bearing capacity is increased.
Referring to fig. 3, the first conductive bracket 11 includes a strip-shaped plate 111 extending horizontally, a fixing hole 112 is formed in one end of the length of the strip-shaped plate 111, one side of the other end of the length of the strip-shaped plate 111 is connected with a vertical plate 113 extending vertically upwards, and the mounting groove 101 is formed in the vertical plate 113. The other side face of the other end of the length of the strip-shaped plate 111 is connected with a folded edge 114 extending vertically downwards, and the folded edge 114 is provided with a positioning column 115 protruding downwards. Because the utility model discloses a high-power on-vehicle combination transformer device that charges is the integral mounting on the circuit board, reference column 115 can with the circuit board on the locating hole cooperation, realize the location, and realize fixing a position the back, because hem 114 supports and leans on the circuit board, have the interval space between bar 111 and the circuit board, therefore can make and form certain heat dissipation space between inductance component 1 and its transformer subassembly 2 and the circuit board.
Referring to fig. 4, the second conductive bracket 12 includes a vertical portion 121 and a horizontal portion 122 horizontally bent from a lower end of the vertical portion to a side surface, the mounting groove 101 is opened in the vertical portion 121, and the horizontal portion 122 is provided with a connection hole 123.
In addition, the copper sheet ring 21 has a single-layer structure. And the copper sheet ring 21 is coated with an insulating adhesive tape. Meanwhile, the wire cake 22 is formed by winding insulated copper wires. Therefore, the safety is ensured by the insulation protection measures, and the safety is in accordance with safety regulations.
The first leading-out end 211 extends to the radial outside of the copper sheet ring, and is provided with a leading-out hole. The second leading-out end 212 includes a radial portion extending to the radial outside of the copper sheet ring and a tangential portion perpendicular to the radial portion and extending in a direction away from the first leading-out end, and the receiving hole on the second leading-out end is disposed on the tangential portion. The projection central points of the connecting holes on the copper sheet rings on the horizontal plane are positioned on the same straight line. The design enables the horizontal projection of the second leading-out ends 212 of two adjacent copper sheet rings 21 to be symmetrically arranged on two sides of the horizontal projection of the first leading-out ends 211 of the two adjacent copper sheet rings, and the distance between the second leading-out ends is larger.
Referring to fig. 8, the cake 22 has a single-layer structure. The wire cake 22 is tightened by the insulating tightening adhesive tape 222 at the position close to the two outgoing lines, and the insulating tightening adhesive tape 222 can be arranged at other positions to avoid the wire cake from loosening.
Referring to fig. 9, the intermediate post 23 is provided with a flange 231 near the bottom end. The diameter of the flange is larger than that of the connecting hole 123, and the flange is positioned above the connecting hole 123 and is matched with the connecting hole 123 to position the axial position of the middle binding post 23. The lower end of the middle post 23 may be supported on a circuit board, and the side posts 24 are of an equal diameter cylindrical configuration, as shown with reference to fig. 10.
In this embodiment, there are three wire cakes 22 and two copper sheet rings 21. Of course, the specific number may vary depending on the power.
It will be appreciated by those skilled in the art that the two transformer assemblies 2 described above may be combined together and connected to a respective one of the inductor assemblies 1. The two transformer assemblies 2 and the inductance assembly 1 are combined, and the two first conductive supports are of an integrated structure and share the fixing hole. Or the fixing holes of the two first conductive brackets are overlapped up and down and then connected with the bolt.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (9)
1. Inductance assembly of high-power vehicle-mounted charging combined transformer device, which is characterized in that: including first electrically conductive support, the electrically conductive support of second and a plurality of copper sheet winding, every copper sheet winding is by a flat copper sheet around making individual layer or multilayer ring form, and two of every copper sheet winding draw forth the end and distribute along copper sheet winding circumference interval 180 degrees, and a plurality of copper sheet windings range upon range of setting from top to bottom and adjacent two copper sheet windings between have the heat dissipation clearance, first electrically conductive support and the electrically conductive support of second set up side by side and correspond along the direction of height and be equipped with a plurality of layers of mounting grooves, and two of copper sheet winding draw forth the end and insert respectively on first electrically conductive support and the electrically conductive support of second and correspond in the mounting groove.
2. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 1, wherein: the two copper sheet windings form a layer, lead-out ends in the same direction are overlapped together, and the copper sheet windings are inserted into the mounting groove.
3. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 1, wherein: and the leading-out end of the copper sheet winding is inserted into the mounting groove and then is welded and fixed.
4. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 1, wherein: and a heat dissipation gap is formed between the copper sheet winding and the first conductive bracket and between the copper sheet winding and the second conductive bracket.
5. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 1, wherein: first electrically conductive support includes the bar shaped plate of horizontal extension, the length one end of bar shaped plate is equipped with the fixed orifices, one of them side of the length other end of bar shaped plate is connected with the vertical board of vertical extension that makes progress, the mounting groove is located on the vertical board.
6. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 5, wherein: and the other side face of the other end of the length of the strip-shaped plate is connected with a folded edge which vertically extends downwards, and the folded edge is provided with a positioning column which protrudes downwards.
7. The inductance assembly of the high power vehicle-mounted charging combination transformer device according to claim 5 or 6, wherein: the second conductive support comprises a vertical part and a horizontal part horizontally bent from the lower end of the vertical part to the side face, the mounting groove is formed in the vertical part, and the horizontal part is provided with a connecting hole.
8. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 6, wherein: the two inductance assemblies are combined, and the two first conductive supports are of an integrated structure and share the fixing hole.
9. The inductance assembly of the high-power vehicle-mounted charging combination transformer device according to claim 6, wherein: the two inductance assemblies are combined, and the fixing holes of the two first conductive brackets are overlapped up and down and connected with the bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020768430.9U CN212032835U (en) | 2020-05-11 | 2020-05-11 | Inductance assembly of high-power vehicle-mounted charging combined transformer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020768430.9U CN212032835U (en) | 2020-05-11 | 2020-05-11 | Inductance assembly of high-power vehicle-mounted charging combined transformer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212032835U true CN212032835U (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020768430.9U Active CN212032835U (en) | 2020-05-11 | 2020-05-11 | Inductance assembly of high-power vehicle-mounted charging combined transformer device |
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| Country | Link |
|---|---|
| CN (1) | CN212032835U (en) |
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- 2020-05-11 CN CN202020768430.9U patent/CN212032835U/en active Active
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