High-insulation electric automobile driving power supply transformer

Abstract

The utility model discloses a high insulation electric car drive power supply transformer relates to transformer technical field, including mounting base and FIW wire, mounting base internal bottom end is provided with bearing bottom plate, and bearing bottom plate upper end middle part is provided with spacing frame, and spacing frame external is added with magnetic core, and spacing frame internal is provided with mounting block simultaneously, and the mounting block is provided with the FIW wire. An iron core main body is arranged at the lower end of the mounting block, an FIW wire is wound outside the iron core main body, an insulating tape is arranged outside the FIW wire, and a mounting assembly is arranged outside the mounting base. According to the high-insulation electric automobile driving power supply transformer, the FIW wire replaces a conventional three-layer insulated wire to be applied to a low-power transformer, the insulativity and solderability of the power supply transformer in the using process can be improved, and meanwhile the using position and direction of the pins can be flexibly replaced according to using requirements; and the use convenience is improved while the use efficiency of the power supply transformer is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a high-insulation electric vehicle drive power supply transformer. Background Art

[0002] As the popularity of new energy electric vehicles increases, the technology of the products becomes more and more mature and the quality of the products steadily improves, the pressure on product prices is becoming increasingly prominent. The transformer is an important component of electric vehicles. It is mainly used to convert the DC power generated by the battery pack into AC power and regulate the voltage to supply the motor to drive the vehicle. In order to improve the driving efficiency of electric vehicles, a power supply transformer is needed. However, the existing power supply transformer still has the following shortcomings:

[0003] For example, the utility model with application number 202122035155.7 discloses a high-frequency transformer for electric vehicles. This utility model not only has the function of adjusting the voltage and driving the motor for electric vehicles as an ordinary transformer, but also has a fixing device to ensure that the transformer has better stability and seismic resistance during use. A cooling device and an alarm device are provided to prevent the transformer from overheating, thereby ensuring the safety of electric vehicles during use. However, similar to the comparative documents of the above-mentioned application, when the existing power supply transformers are used, due to the poor overall insulation performance of most power supply transformers, the power supply transformers are easily interfered with during use, and there are certain safety hazards in use, resulting in reduced practicality and reduced efficiency of the power supply transformers.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a high-insulation electric vehicle drive power supply transformer is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a high-insulation electric vehicle drive power supply transformer to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a high-insulation electric vehicle drive power supply transformer, comprising a mounting base and a FIW wire, a receiving base plate being provided at the bottom end of the mounting base, a limiting frame being provided at the middle of the upper end of the receiving base plate, and a magnetic core being additionally provided on the outside of the limiting frame, and a mounting block being provided inside the limiting frame, an iron core body being provided at the lower end of the mounting block, and a FIW wire being wound around the outside of the iron core body, and an insulating tape being provided on the outside of the FIW wire, and a mounting assembly being provided on the outside of the mounting base.

[0007] Furthermore, the limit frame and the receiving bottom plate are distributed vertically, and the limit frame and the receiving bottom plate are fixedly connected by bolts.

[0008] Furthermore, the core body is embedded in the limiting frame, and the core body is fixedly connected to the limiting frame by bolts via a mounting block.

[0009] Furthermore, the inner dimensions of the insulating tape are adapted to the outer dimensions of the FIW wire, and the inner side of the insulating tape is tightly fitted to the outer side of the FIW wire.

[0010] Furthermore, the installation component includes an installation groove, a docking slide groove and a pin body. The docking slide grooves are opened on both sides of the installation groove, and the pin body is connected to the inside of the installation groove.

[0011] Furthermore, the installation component also includes a docking slider, an aluminum sheet, an installation through hole and a fastening screw, and a docking slider is added on both sides of the outside of the pin body, and an aluminum sheet is added to the front end of the pin body. A mounting through hole is opened inside the aluminum sheet, and a fastening screw is connected inside the mounting through hole.

[0012] Furthermore, the inner dimensions of the docking chute match the outer dimensions of the docking slider, and the docking slider is slidably connected to the mounting groove via the docking chute.

[0013] Furthermore, the number of the aluminum sheets is four, and two of the aluminum sheets form a group, and the two aluminum sheets are symmetrically arranged outside the front end of the pin body with respect to the front center axis of the pin body.

[0014] The utility model provides a high-insulation electric vehicle drive power supply transformer, which has the following beneficial effects:

[0015] 1. By setting up the FIW wire, the present invention can fix the limit frame to the middle part of the upper end of the receiving base plate by tightening bolts when using the high-insulation electric vehicle drive power supply transformer. The magnetic coupling ability of the transformer is enhanced by the magnetic core added to the outside of the limit frame. The iron core body is fixedly installed inside the limit frame via the mounting block. At the same time, the FIW wire is evenly wound around the outside of the iron core body to achieve a high insulation effect. At the same time, insulating tape is added to the outside of different windings to increase the insulation between the windings, thereby improving the safety of the power supply transformer during use.

[0016] 2. Through the setting of the installation component, the utility model can slide the pin body into the mounting base through the installation groove opened inside the mounting base when the high-insulation electric vehicle drive power supply transformer is used. At the same time, the aluminum sheet added at the front end of the pin body has a certain degree of softness. After the aluminum sheet is installed vertically into the mounting base along with the pin body, the aluminum sheet is bent so that the aluminum sheet contacts the inner side of the mounting base. The installation through hole opened inside the aluminum sheet is used in conjunction with the fastening screws to limit the aluminum sheet and install it inside the mounting base, so that the pin body is fixedly installed, and the pin body can be flexibly arranged in the use position and direction according to actual needs. At the same time, pins can be arranged on all sides of the product, thereby increasing the activity and convenience during the use of the power supply transformer. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of a high-insulation electric vehicle drive power supply transformer of the utility model;

[0018] Figure 2 This utility model is a high insulation electric vehicle drive power supply transformer Figure 1 A in the middle is an enlarged structural diagram;

[0019] Figure 3 This is a schematic diagram of the three-dimensional unfolded structure of the iron core body of a high-insulation electric vehicle drive power supply transformer of the present utility model.

[0020] In the figure: 1. Mounting base; 2. Supporting base plate; 3. Limiting frame; 4. Magnetic core; 5. Mounting block; 6. Core body; 7. FIW wire; 8. Insulating tape; 9. Mounting assembly; 901. Mounting slot; 902. Docking slide; 903. Pin body; 904. Docking slider; 905. Aluminum sheet; 906. Mounting through hole; 907. Fastening screw. DETAILED DESCRIPTION

[0021] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0022] like Figure 1 and Figure 3As shown, a high-insulation electric vehicle drive power supply transformer includes a mounting base 1 and a FIW wire 7. A receiving base plate 2 is provided at the bottom end of the mounting base 1, and a limit frame 3 is provided at the middle of the upper end of the receiving base plate 2, and a magnetic core 4 is additionally provided on the outside of the limit frame 3. At the same time, a mounting block 5 is provided inside the limit frame 3, and an iron core body 6 is provided at the lower end of the mounting block 5. The iron core body 6 is wound with a FIW wire 7, and an insulating tape 8 is provided on the outside of the FIW wire 7. The limit frame 3 and the receiving base plate 2 are vertically distributed, and the limit frame 3 is fixedly connected to the receiving base plate 2 by bolts. The iron core body 6 is embedded in the limit frame 3, and the iron core body 6 is connected to the limit frame 3 through the mounting block 5. The frame 3 is fixed with bolts, the inner size of the insulating tape 8 is adapted to the outer size of the FIW wire 7, and the inner side of the insulating tape 8 is tightly fitted to the outer side of the FIW wire 7. The limit frame 3 is fixedly installed in the middle of the upper end of the receiving base plate 2 by tightening the bolts, and the magnetic coupling ability of the transformer is enhanced by the additional magnetic core 4 on the outside of the limit frame 3. The iron core body 6 is fixedly installed in the inside of the limit frame 3 through the mounting block 5. At the same time, the FIW wire 7 is evenly wound around the outside of the iron core body 6, and a high insulation effect is achieved through the FIW wire 7. At the same time, insulating tape 8 is added to the outside of different windings to increase the insulation between the windings, thereby improving the safety of the power supply transformer during use.

[0023] like Figure 1 and Figure 2As shown, a mounting assembly 9 is provided on the outside of the mounting base 1, and the mounting assembly 9 includes a mounting groove 901, a docking slide 902 and a pin body 903. Docking slides 902 are opened on both sides of the mounting groove 901, and the pin body 903 is connected inside the mounting groove 901. The mounting assembly 9 also includes a docking slider 904, an aluminum sheet 905, a mounting through-hole 906 and a fastening screw 907, and docking sliders 904 are added on both sides of the outside of the pin body 903. At the same time, an aluminum sheet 905 is added to the front end of the pin body 903, and a mounting through-hole 906 is opened inside the aluminum sheet 905, and a fastening screw 907 is connected inside the mounting through-hole 906. The internal dimensions of the docking slide 902 match the external dimensions of the docking slider 904, and the docking slider 904 is slidably connected to the mounting groove 901 through the docking slide 902. The number of aluminum sheets 905 is set to four, and two aluminum sheets 905 are a group, and the two aluminum sheets 905 are symmetrically arranged on the pin body 903 with the front center axis of the pin body 903. On the outside of the front end of the main body 903, the pin body 903 is slidably installed into the mounting base 1 through the mounting groove 901 opened inside the mounting base 1, and the docking slide grooves 902 opened on both sides of the mounting groove 901 cooperate with the docking sliders 904 added on both sides of the outside of the pin body 903 to increase the stability of the pin body 903 during installation and docking. At the same time, the aluminum sheet 905 added to the front end of the pin body 903 has a certain degree of softness. After the aluminum sheet 905 is installed vertically into the mounting base 1 along with the pin body 903, the aluminum sheet 905 is bent so that the aluminum sheet 905 contacts the inner side of the mounting base 1, and the mounting through hole 906 opened inside the aluminum sheet 905 is cooperated with the fastening screw 907 to limit the aluminum sheet 905 and install it inside the mounting base 1, so that the pin body 903 is fixed and installed. The pin body 903 can be flexibly arranged in the use position and direction according to actual needs. At the same time, pins can be arranged on all sides of the product, thereby increasing the activity and convenience of the power supply transformer during use.

[0024] In summary, when using the high-insulation electric vehicle drive power supply transformer, first, the receiving base plate 2 is fixedly installed on the lower end of the mounting base 1 by fastening bolts, and the limit frame 3 is fixedly installed on the middle part of the upper end of the receiving base plate 2 by fastening bolts, and the magnetic core 4 added to the outside of the limit frame 3 is used to enhance the magnetic coupling ability of the transformer, and the iron core body 6 is fixedly installed inside the limit frame 3 through the mounting block 5, and at the same time, the FIW wire 7 is evenly wound around the outside of the iron core body 6, and the high insulation effect is achieved through the FIW wire 7. At the same time, insulating tape 8 is added to the outside of different windings to increase the insulation between the windings, thereby improving the safety of the power supply transformer during use, and then the pin body 903 is slid into the inside of the mounting base 1 through the mounting groove 901 opened inside the mounting base 1, and the pin body 903 is connected to the inside of the mounting base 1 through the docking grooves 902 opened on both sides of the mounting groove 901. The docking sliders 904 added on both sides of the outside of the pin body 903 increase the stability of the pin body 903 during installation and docking. At the same time, the aluminum sheet 905 added at the front end of the pin body 903 has a certain degree of softness. After the aluminum sheet 905 is installed vertically along with the pin body 903 into the mounting base 1, the aluminum sheet 905 is bent so that the aluminum sheet 905 contacts the inner side of the mounting base 1, and the mounting through hole 906 opened inside the aluminum sheet 905 is used to cooperate with the fastening screws 907 to limit the aluminum sheet 905 and install it inside the mounting base 1, so that the pin body 903 is fixed and installed. The pin body 903 can be flexibly arranged in the position and direction according to actual needs. At the same time, pins can be arranged all around the product, thereby increasing the activity and convenience of the power supply transformer during use. At the same time, the flexible installation of the pins can also increase the spatial distance and creepage distance between the pins and the magnetic core 4.

[0025] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A high-insulation electric vehicle drive power transformer, comprising a mounting base (1) and a FIW line (7), characterized in that: The bottom end of the mounting base (1) is provided with a receiving base plate (2), and a limit frame (3) is provided in the middle of the upper end of the receiving base plate (2), and a magnetic core (4) is additionally provided on the outside of the limit frame (3). At the same time, a mounting block (5) is provided inside the limit frame (3), and an iron core body (6) is provided at the lower end of the mounting block (5), and an FIW wire (7) is wound around the outside of the iron core body (6), and an insulating tape (8) is provided on the outside of the FIW wire (7), and a mounting assembly (9) is provided on the outside of the mounting base (1).

2. A high-insulation electric vehicle drive power supply transformer according to claim 1, characterized in that: The limiting frame (3) and the supporting base plate (2) are distributed vertically, and the limiting frame (3) and the supporting base plate (2) are fixedly connected by bolts.

3. The high-insulation electric vehicle drive power supply transformer according to claim 1, characterized in that: The iron core body (6) is embedded in the limiting frame (3), and the iron core body (6) is fixedly connected to the limiting frame (3) by bolts via the mounting block (5).

4. The high-insulation electric vehicle drive power supply transformer according to claim 1, characterized in that: The inner dimensions of the insulating tape (8) are adapted to the outer dimensions of the FIW wire (7), and the inner side of the insulating tape (8) is tightly fitted to the outer side of the FIW wire (7).

5. The high-insulation electric vehicle driving power supply transformer according to claim 1, characterized in that: The mounting assembly (9) comprises a mounting groove (901), a docking slide groove (902) and a pin body (903); the mounting groove (901) is provided with docking slide grooves (902) on both sides thereof, and the mounting groove (901) is connected to the pin body (903).

6. A high-insulation electric vehicle driving power supply transformer according to claim 5, characterized in that: The mounting assembly (9) further comprises a docking slider (904), an aluminum sheet (905), a mounting through hole (906) and a fastening screw (907), and docking sliders (904) are additionally provided on both sides of the exterior of the pin body (903), and an aluminum sheet (905) is additionally provided at the front end of the pin body (903), a mounting through hole (906) is provided inside the aluminum sheet (905), and a fastening screw (907) is connected inside the mounting through hole (906).

7. The high-insulation electric vehicle driving power supply transformer according to claim 6, characterized in that: The inner dimensions of the docking chute (902) match the outer dimensions of the docking slider (904), and the docking slider (904) is slidably connected to the mounting groove (901) via the docking chute (902).

8. The high-insulation electric vehicle driving power supply transformer according to claim 6, characterized in that: The number of the aluminum sheets (905) is four, and two of the aluminum sheets (905) form a group, and the two aluminum sheets (905) are symmetrically arranged outside the front end of the pin body (903) with respect to the front center axis of the pin body (903).

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