High-frequency switching power supply transformer

Abstract

The utility model relates to the field of transformers, in particular to a high-frequency switching power supply transformer. The utility model provides a high-frequency switching power supply transformer which can give an alarm prompt when electric leakage occurs, is convenient to take measures to repair, effectively avoids fire accidents caused by electrical faults, and improves the safety of equipment. A high-frequency switching power supply transformer comprises a base, a shell, power supply pins and the like, the upper side of the base is connected with the shell, and the lower side of the left portion of the base is connected with the front power supply pin and the rear power supply pin. According to the utility model, when the coil cylinder leaks electricity, the conductive clamping block is used for conducting electricity, so that the alarm is electrified, and then the alarm gives an alarm and lights up for prompting, so that the alarm prompt can be given out when the electricity leakage situation occurs, measures can be conveniently taken for repairing, and fire accidents caused by electrical faults are effectively avoided; and the safety of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of transformer, especially a high frequency switching power supply transformer. BACKGROUND

[0002] The high frequency switching power supply transformer is a key component in modern power electronic equipment, mainly used for converting input AC into DC of different voltage levels, and improving efficiency and reducing volume through high frequency switching technology.

[0003] The coil barrel in the existing high frequency switching power supply transformer is usually wrapped by insulating material, if the insulating material is damaged or aged due to long-term use, environmental factors or physical damage, current may leak through these damaged points, and leakage not only leads to performance degradation of the equipment, but also may cause serious safety accidents such as electrical fire, which poses a serious threat to personnel and property safety.

[0004] Therefore, it is necessary to design a high frequency switching power supply transformer capable of issuing an alarm prompt when leakage occurs, facilitating measures to repair, effectively avoiding fire accidents caused by electrical faults, and improving the safety of the equipment. UTILITY MODEL CONTENT

[0005] In order to overcome the shortcomings of the existing high frequency switching power supply transformer, the insulating material on the coil barrel is damaged or aged due to long-term use, environmental factors or physical damage, and current may leak through these damaged points, and leakage not only leads to performance degradation of the equipment, but also may cause serious safety accidents such as electrical fire, which poses a serious threat to personnel and property safety, the utility model provides a high frequency switching power supply transformer capable of issuing an alarm prompt when leakage occurs, facilitating measures to repair, effectively avoiding fire accidents caused by electrical faults, and improving the safety of the equipment.

[0006] The technical scheme of the utility model is: a high frequency switching power supply transformer, comprising a base, a shell, a power pin, a voltage pin, a coil barrel, a magnetic core and an alarm assembly, the base is connected with the shell on the upper side, the base is connected with two front and rear power pins on the lower left side, the base is connected with a plurality of voltage pins on the lower right side, the magnetic core is clamped in the shell, the magnetic core is provided with a coil barrel on the left and right parts, and the shell is provided with an alarm assembly capable of issuing an alarm prompt when leakage occurs.

[0007] As a preferred technical scheme of the utility model, the shell is made of insulating material.

[0008] As a preferred technical scheme of the utility model, the alarm component includes a motor, a second screw rod, a sliding block, a conductive clamp block, a guide rod and an alarm, the left and right two sides of the shell are both connected with the motor, the output shaft of the motor is connected with the second screw rod, the second screw rod is rotatably connected with the base, the second screw rod is threadedly connected with the sliding block, the rear part of the shell is also slidably connected with the left and right two sliding blocks, the guide rod is connected between the adjacent two sliding blocks, the conductive clamp block is connected with the adjacent coil cylinder, the middle part of the guide rod is connected with the alarm.

[0009] As a preferred technical scheme of the utility model, the shell is also connected with a cooling fan.

[0010] As a preferred technical scheme of the utility model, the shell is also connected with a cooling fan.

[0011] As a preferred technical scheme of the utility model, the shell is also connected with a cooling fan.

[0012] Beneficial effects: 1, the utility model discloses a coil cylinder leaks, will pass through the conductive clamp block conduction, so that the alarm is electrified, then passes through the alarm and gives the alarm and the light prompt, reaches the effect of the fire accident caused by electrical failure can be avoided effectively, improves the safety of the equipment when giving the alarm prompt in the leakage situation, takes the measures and carries out the repair, improves the safety of the equipment.

[0013] 2, the utility model discloses a motor drives the second screw rod to rotate, so that the sliding block moves up under the action of the screw, so that the conductive clamp block moves up, when the conductive clamp block no longer contacts the coil cylinder, the motor is closed, and the coil cylinder is moved outward and taken out, which achieves the effect of convenient disassembly of the coil cylinder, convenient maintenance or replacement of the coil cylinder and convenient use. DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0015] Figure 2 It is the three-dimensional structure schematic diagram of the utility model.

[0016] Figure 3 It is the three-dimensional structure schematic diagram of the power supply pin and voltage pin of the utility model.

[0017] Figure 4 It is the three-dimensional structure schematic diagram of the coil cylinder and the magnetic core of the utility model.

[0018] Figure 5This is a cross-sectional three-dimensional structural diagram of the motor and the second lead screw of this utility model.

[0019] The components are: 1-base, 2-outer shell, 3-power pin, 4-voltage pin, 5-cooling fan, 6-coil cylinder, 7-magnetic core, 8-first lead screw, 9-connecting block, 10-motor, 11-second lead screw, 12-slider, 13-conductive clamp, 14-guide rod, 15-alarm. Detailed Implementation

[0020] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments, but this is not intended to limit the present invention.

[0021] A high-frequency switching power supply transformer, such as Figures 1-5 As shown, the device includes a base 1, a housing 2, power pins 3, voltage pins 4, a cooling fan 5, a coil tube 6, a magnetic core 7, a first lead screw 8, a connecting block 9, a motor 10, a second lead screw 11, a slider 12, a conductive clamp 13, a guide rod 14, and an alarm 15. The housing 2 is connected to the upper side of the base 1. The housing 2 is made of insulating material. Two power pins 3 are connected to the lower left side of the base 1, and four voltage pins 4 are connected to the lower right side of the base 1. Cooling fans 5 are connected to both the front and rear of the housing 2. A magnetic core 7 is snapped into the inside of the housing 2. Coil tubes 6 are located on both the left and right sides of the magnetic core 7. Two first lead screws 8 are threadedly connected to the upper part of the housing 2. Each first lead screw 8 is connected to an adjacent... The coil drum 6 is in contact with the first lead screw 8, and each lead screw 8 is connected to a docking block 9. Each docking block 9 has a hexagonal groove to facilitate docking and rotation. The upper sides of the left and right sides of the outer shell 2 are connected to motors 10. The output shaft of each motor 10 is connected to a second lead screw 11. The second lead screw 11 is rotatably connected to the base 1. Each second lead screw 11 is threadedly connected to a slider 12. The rear of the outer shell 2 is also slidably connected to two sliders 12 on the left and right. Each adjacent slider 12 is connected to a guide rod 14. Each guide rod 14 has two conductive clamps 13 connected to the side of the guide rods 14 that are close to each other. Each conductive clamp 13 is in contact with the adjacent coil drum 6. Each guide rod 14 has an alarm 15 connected to the upper side of the middle part of the guide rod 14.

[0022] In use of the device, first, the base 1 is placed on the circuit board, then the power pin 3 and the voltage pin 4 are welded to the corresponding pads on the circuit board, after that, the external power supply provides electric energy through the power pin 3, the electric energy enters the coil cylinder 6, and electromagnetic induction is generated through the magnetic core 7 and the coil cylinder 6, after electromagnetic induction, induced electromotive force is generated in the coil cylinder 6, and output to the external circuit through the voltage pin 4, in the process of use, heat dissipation can be carried out through the cooling fan 5, then the motor 10 is started, the second lead screw 11 is driven to rotate, the sliding block 12 moves under the action of the screw thread, the guide rod 14 moves up and down, the conductive clamp block 13 moves up and down, when the coil cylinder 6 leaks, the conductive clamp block 13 conducts electricity, the alarm 15 is electrified, then the alarm 15 gives an alarm and lights to prompt the leakage, so that the alarm can be given when the leakage occurs, and measures can be taken for repair, effectively avoiding the fire accident caused by electrical failure, improving the safety of the equipment, after the alarm prompt, the staff uses the auxiliary tool and the butt joint block 9, then rotates the butt joint block 9 through the auxiliary tool, drives the first lead screw 8 to rotate, the first lead screw 8 moves upward under the action of the screw thread, the first lead screw 8 no longer contacts the coil cylinder 6, then the motor 10 drives the second lead screw 11 to rotate, the sliding block 12 moves upward under the action of the screw thread, the conductive clamp block 13 moves upward, when the conductive clamp block 13 no longer contacts the coil cylinder 6, the motor 10 is turned off, the coil cylinder 6 is moved outward to take out, so that the coil cylinder 6 can be conveniently disassembled, and the coil cylinder 6 can be conveniently repaired or replaced.

[0023] The application is described in detail above, specific examples are applied in this paper to describe the principles and implementation modes of the application, the above example is only used to help understand the method and core idea of the application; at the same time, for those skilled in the art, according to the idea of the application, the specific implementation mode and application range will be changed, and the above description should not be understood as the limitation of the application.

Claims

1. A high frequency switching power supply transformer characterized by: The utility model provides a leakage alarm device, including base (1), shell (2), power pin (3), voltage pin (4), coil cylinder (6), magnetic core (7) and alarm assembly, the upside of base (1) is connected with shell (2), the lower side of left part of base (1) is connected with two power pins (3) in front and back, the lower side of right part of base (1) is connected with a plurality of voltage pins (4), the inside of shell (2) is clamped with magnetic core (7), the left and right parts of magnetic core (7) are equipped with coil cylinder (6), shell (2) is equipped with the alarm assembly that can send alarm prompt when the leakage condition occurs.

2. A high frequency switching power supply transformer as claimed in claim 1, characterized in that: The shell (2) is made of insulating material.

3. A high frequency switching power supply transformer as claimed in claim 1, characterized in that: The alarm assembly comprises a motor (10), a second screw rod (11), a sliding block (12), a conductive clamp block (13), a guide rod (14) and an alarm (15), the left and right sides of the shell (2) are connected with the motor (10), the output shaft of the motor (10) is connected with the second screw rod (11), the second screw rod (11) is rotatably connected with the base (1), the second screw rod (11) is threadedly connected with the sliding block (12), the rear part of the shell (2) is also connected with the sliding block (12), the guide rod (14) is connected between the adjacent two sliding blocks (12), the conductive clamp block (13) is connected on the side of the guide rod (14) close to each other, the conductive clamp block (13) is in contact with the adjacent coil cylinder (6), the alarm (15) is connected on the upper side of the middle part of the guide rod (14).

4. A high frequency switching power supply transformer as claimed in claim 1, characterized in that: The utility model also comprises a cooling fan (5), the front and rear parts of the shell (2) are connected with the cooling fan (5).

5. A high frequency switching power supply transformer as claimed in claim 1, characterized in that: The utility model also comprises a first screw rod (8) and a butt joint block (9), the upper part of the shell (2) is threadedly connected with the first screw rod (8), the first screw rod (8) is in contact with the adjacent coil cylinder (6), the upper side of the first screw rod (8) is connected with the butt joint block (9).

6. A high frequency switching power supply transformer as claimed in claim 5, characterized in that: The hexagonal groove is formed on the butt joint block (9).

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