Miniature high-frequency transformer convenient for wiring

Abstract

The utility model discloses a miniature high-frequency transformer convenient for wiring, which belongs to the technical field of transformers and comprises an iron core, two frameworks are arranged in the iron core in an up-down structure, a primary winding and a secondary winding are respectively wound on the two frameworks, the primary winding is positioned above the secondary winding, and the secondary winding is positioned above the primary winding according to the working principle of the transformer. The voltage ratio is in direct proportion to the turn ratio, namely U1 / U2 = N1 / N2; wherein U1 is primary winding voltage, U2 is secondary winding voltage, N1 is the number of turns of the primary winding, and N2 is the number of turns of the secondary winding; when the number of turns of the primary winding N1 and the input voltage U1 / are kept unchanged, the number of turns of the secondary winding N2 is reduced, and the value is increased; therefore, U2 is reduced. The plurality of wiring clamping pieces are arranged so as to obtain a plurality of different voltages; and the relative position of the wiring clamping piece can be calculated by utilizing the formula: U1 / U2 = N1 / N2, so that the desired voltage can be obtained.

Description

TECHNICAL FIELD

[0001] The utility model relates to transformer technical field, specifically a mini high frequency transformer convenient for wiring. BACKGROUND

[0002] The solid state power supply for high frequency high voltage type accelerators adopts semiconductor solid state components, has higher electric energy conversion efficiency and smaller size, successfully replaces the traditional high frequency power supply of the tube type with larger energy consumption, and improves the overall efficiency of the high frequency high voltage type accelerator.

[0003] Chinese patent publication No. CN 116052997 A discloses a high-power high-frequency transformer and a solid-state power supply with the high-power high-frequency transformer, the high-power high-frequency transformer comprising a bottom plate, a magnetic core, a coil winding, a fixing rod, and an insulating pressing strip.

[0004] The transformer wiring in the above-mentioned patent is inconvenient, and multiple voltages cannot be output under the condition that the input voltage is constant. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a mini high frequency transformer convenient for wiring, which is installed in the mode of wiring terminal, facilitates the quick connection of incoming and outgoing wires, and can output multiple voltages under the condition that the input voltage is constant, so as to solve the technical problems proposed in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A mini high frequency transformer convenient for wiring, comprising an iron core, the inside of the iron core being provided with two skeletons in an up-down structure, the two skeletons being respectively wound with a primary winding and a secondary winding, wherein the primary winding is located above the secondary winding;

[0008] The secondary winding is provided with a plurality of wiring clamping pieces on one side; the wiring clamping pieces are provided in multiple, and the multiple wiring clamping pieces are respectively connected to different outer rings of the secondary winding, each wiring clamping piece being connected to one output wiring terminal through a wire; the multiple output wiring terminals are installed in a linear arrangement on a second fixing frame, and the second fixing frame is fixed to one side of the upper end of the iron core.

[0009] As a further technical solution of the present invention, the iron core is formed by stacking a plurality of iron sheets and fixed by bolts; wherein the iron sheets are arranged in a sun shape.

[0010] As a further technical solution of the present invention, the skeleton is sleeved on the column in the middle of the iron core.

[0011] As a further technical solution of the present invention, a first fixing frame is fixed to the side of the iron core away from the second fixing frame, and an input terminal is installed in the first fixing frame; the lower end of the input terminal is connected to the primary winding, and the upper end is the power input terminal.

[0012] As a further technical solution of the present invention, one end of a plurality of wiring clips is arranged in a C shape and connected to the bare wire in the secondary winding, and the other end is fixed to the connecting piece by a nut.

[0013] As a further technical solution of the present invention, the connecting piece is a long strip made of insulating material; both ends of the connecting piece are fixed with fixing pieces by screws; and the fixing pieces are bonded to the outside of the iron core.

[0014] As a further technical solution of the present invention, the lower end of the iron core is fixed on the base.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] 1. In this utility model, under the premise of ensuring that the input voltage and the primary winding remain unchanged, multiple wiring clamps are connected to different outer turns of the secondary winding respectively. According to the proportional relationship between the voltage of the transformer winding and the number of turns, that is, U1 / U2=N1 / N2; assuming that the number of turns of the primary winding is N1, the input voltage is U1, and the total number of turns of the secondary winding is N2, then the voltage at different positions of the secondary winding is where N 2x is the number of turns at different positions of the secondary winding;

[0017] 2. The setting of the input wiring terminals and the output wiring terminals of the present invention facilitates the wiring of the input voltage and the output wires, greatly facilitates the maintenance and wiring of the electrical personnel, and greatly reduces the labor efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural diagram of the utility model.

[0019] Figure 2 This utility model Figure 1 Schematic diagram of the rear structure.

[0020] Figure 3 is the bottom structure schematic view of the utility model Figure 1 .

[0021] Figure 4 is the split structure schematic view of the utility model Figure 1 .

[0022] Figure 5 is the partial enlarged schematic view of the utility model Figure 1 .

[0023] In the figure: 1 - iron core (1), 2 - framework (2), 3 - primary winding (3), 4 - secondary winding (4), 5 - first fixed frame (5), 6 - input terminal (6), 7 - second fixed frame (7), 8 - output terminal (8), 9 - fixed sheet (9), 10 - connecting sheet (10), 11 - terminal clamping piece (11), 12 - base (12). DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] Please refer to Figures 1-5 , in the embodiments of the utility model, a micro high-frequency transformer convenient for wiring includes an iron core 1, two frameworks 2 are arranged in an up-down structure in the inside of the iron core 1, a primary winding 3 and a secondary winding 4 are respectively wound on the two frameworks 2, wherein the primary winding 3 is located above the secondary winding 4.

[0026] One side of the secondary winding 4 is provided with a plurality of terminal clamping pieces 11; the terminal clamping pieces 11 are provided in plurality, the plurality of terminal clamping pieces 11 are respectively connected on different outer rings of the secondary winding 4, each terminal clamping piece 11 is connected with one output terminal 8 through a wire in correspondence; a plurality of output terminals 8 are installed in a linear arrangement mode on the second fixed frame 7, and the second fixed frame 7 is fixed on one side of the upper end of the iron core 1.

[0027] Further, under the premise of ensuring that the input voltage is constant and the primary winding 3 is constant, a plurality of terminal clamping pieces 11 are respectively connected on different outer rings of the secondary winding 4, according to the proportional relationship between the voltage and the number of turns of the transformer winding, that is, U1 / U2=N1 / N2; assuming that the number of turns of the primary winding is N1, the input voltage is U1, and the total number of turns of the secondary winding is N2, then the voltage at different positions of the secondary winding is wherein N 2xThe number of turns of the secondary winding is different in different positions;

[0028] The number of turns of the primary winding 3 gradually increases from top to bottom, and the voltage increases; therefore, the simultaneous output of multiple voltages can be realized.

[0029] In the embodiment, the iron core 1 is formed by stacking multiple iron sheets and is fixed by bolts; the iron sheets are arranged in a sun shape.

[0030] In the embodiment, the first fixing frame 5 is fixed to the side of the iron core 1 away from the second fixing frame 7, and the input terminal 6 is installed in the first fixing frame 5; the lower end of the input terminal 6 is connected to the primary winding 3, and the upper end is a power supply input terminal.

[0031] By adopting the above technical solution, the input terminal 6 and the output terminal 8 are arranged, which facilitates the wiring of the input voltage and the output wire, greatly facilitates the maintenance and wiring of electrical personnel, and greatly reduces the labor efficiency of the workers.

[0032] In the embodiment, one end of the plurality of wiring clamping members 11 is arranged in a C shape and connected to the bare wire in the secondary winding 4, and the other end is locked and fixed to the connecting plate 10 by a nut.

[0033] Specifically, the connecting plate 10 is a long strip made of insulating material; the two ends of the connecting plate 10 are fixed with the fixing plate 9 by screws; and the fixing plate 9 is bonded to the outside of the iron core 1.

[0034] By adopting the above technical solution, according to the working principle of the transformer, the voltage ratio is proportional to the number of turns, that is, U1 / U2=N1 / N2; wherein U1 is the primary winding voltage, U2 is the secondary winding voltage, N1 is the number of turns of the primary winding, and N2 is the number of turns of the secondary winding; when the number of turns of the primary winding N1 and the input voltage U1 remain unchanged, the number of turns of the secondary winding N2 decreases, and then the value of U2 increases; therefore, U2 decreases. Multiple wiring clamping members 11 are arranged to obtain multiple different voltages; according to the working principle of the transformer, the relative position of the wiring clamping member 11 can be calculated by using U1 / U2=N1 / N2, so that the desired voltage can be obtained.

[0035] In the embodiment, the lower end of the iron core 1 is fixed to the base 12.

[0036] ​The working principle of the utility model is: under the premise of guaranteeing the input voltage unchanged and the primary winding 3 unchanged, connecting multiple wiring clamping pieces 11 on different outer rings of the secondary winding 4 respectively, according to the proportional relationship between the voltage and the number of turns of the transformer winding, namely U1 / U2=N1 / N2; assuming that the number of turns of the primary winding is N1, the input voltage is U1, and the total number of turns of the secondary winding is N2, then the voltage of different positions of the secondary winding is Wherein N 2x is the number of turns of different positions of the secondary winding;

[0037] The number of turns of the primary winding 3 increases gradually from top to bottom, and the voltage increases; therefore, the simultaneous output of multiple voltages can be realized;

[0038] According to the working principle of the transformer, the voltage ratio is proportional to the number of turns ratio, namely U1 / U2=N1 / N2; wherein U1 is the primary winding voltage, U2 is the secondary winding voltage, N1 is the number of turns of the primary winding, and N2 is the number of turns of the secondary winding; when the number of turns of the primary winding N1 and the input voltage U1 / remain unchanged, the number of turns of the secondary winding N2 decreases, then The value of U2 will decrease. Multiple wiring clamping pieces 11 are provided to obtain multiple different voltages; according to the working principle of the transformer, the relative position of the wiring clamping piece 11 can be calculated by using U1 / U2=N1 / N2, so that the desired voltage is obtained.

[0039] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0040] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and the person skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that can be understood by the person skilled in the art.

Claims

1. A miniature high-frequency transformer that is easy to connect, characterized by: The iron core (1) comprises an upper and lower structure with two frames (2) provided inside the iron core (1), a primary winding (3) and a secondary winding (4) being wound on the two frames (2), respectively, wherein the primary winding (3) is located above the secondary winding (4); A plurality of wiring clips (11) are provided on one side of the secondary winding (4); a plurality of wiring clips (11) are provided, and the plurality of wiring clips (11) are respectively connected to different outer rings of the secondary winding (4), and each wiring clip (11) is connected to a corresponding output terminal (8) through a wire; the plurality of output terminals (8) are mounted in an inline arrangement on a second fixing frame (7), and the second fixing frame (7) is fixed to one side of the upper end of the iron core (1).

2. The miniature high-frequency transformer for easy wiring according to claim 1, characterized in that: The iron core (1) is formed by stacking a plurality of iron sheets and fixed by bolts; wherein the iron sheets are arranged in a sun shape.

3. The miniature high-frequency transformer for easy wiring according to claim 2, characterized in that: The skeleton (2) is sleeved on the column in the middle of the iron core (1).

4. The miniature high-frequency transformer for easy wiring according to claim 1, characterized in that: A first fixing frame (5) is fixed to the side of the iron core (1) away from the second fixing frame (7), and an input terminal (6) is installed in the first fixing frame (5); the lower end of the input terminal (6) is connected to the primary winding (3), and the upper end is the power supply input terminal.

5. The miniature high-frequency transformer for easy wiring according to claim 1, characterized in that: One end of a plurality of wiring clamps (11) is arranged in a C-shape and connected to the bare wire in the secondary winding (4), and the other end is fixed to the connecting piece (10) by a nut.

6. The miniature high-frequency transformer for easy wiring according to claim 5, characterized in that: The connecting piece (10) is in the shape of a long strip made of insulating material; both ends of the connecting piece (10) are fixed with fixing pieces (9) by screws; and the fixing pieces (9) are bonded to the outer side of the iron core (1).

7. The miniature high-frequency transformer for easy wiring according to claim 1, characterized in that: The lower end of the iron core (1) is fixed on the base (12).

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