JPH0351823U

JPH0351823U -

Info

Publication number: JPH0351823U
Application number: JP11282089U
Authority: JP
Priority date: 1989-09-28
Filing date: 1989-09-28
Publication date: 1991-05-20

Description

[Brief explanation of drawings]

第１図から第８図迄は、本考案による回転差動
変圧器を示すためのもので、第１図は全体構成を
示す断面図、第２図は第１図の回転子を示す拡大
平面図、第３図は第１図の巻線結線図、第４図及
び第５図は出力電圧の特性図、第６図は第３図の
結線を変更した巻線結線図、第７図は他の実施例
を示す断面図、第８図及び第９図は各巻線の結線
状態を示す巻線結線図、第１０図及び第１１図は
従来の構成を示す断面図及び回路図である。１……ケーシング、２……第１固定子、２ａ…
…第１固定子巻線、３……第２固定子、３ａ……
第２固定子巻線、５，６……軸受、７……励磁巻
線、８……回転子、９……回転軸、２０……第１
入力巻線、２１……第１出力巻線、２３……第２
入力巻線、２４……第２出力巻線である。 Figures 1 to 8 are for showing the rotary differential transformer according to the present invention. Figure 1 is a sectional view showing the overall configuration, and Figure 2 is an enlarged plan view showing the rotor of Figure 1. Figure 3 is the winding connection diagram of Figure 1, Figures 4 and 5 are output voltage characteristic diagrams, Figure 6 is a winding connection diagram with the wiring in Figure 3 changed, and Figure 7 is the winding connection diagram of Figure 1. 8 and 9 are winding connection diagrams showing the connection state of each winding, and FIGS. 10 and 11 are sectional views and circuit diagrams showing conventional configurations. 1... Casing, 2... First stator, 2a...
...First stator winding, 3... Second stator, 3a...
2nd stator winding, 5, 6...bearing, 7...excitation winding, 8...rotor, 9...rotating shaft, 20...first
Input winding, 21...first output winding, 23...second
Input winding, 24... second output winding.

Claims

[Claims for Utility Model Registration] (1) A first fixing device having a rotating transformer section 11 provided in a casing 1 and a first stator winding 2a provided in the casing 1 and outputting a first output voltage _E1 . child 2, and a second
A second stator 3 having a second stator winding 3a that outputs an output voltage _E2 , and a bearing 5 in the casing 1.
, 6, and has a rotor 8 made of a magnetic material, and an excitation winding 7 disposed at one location in the circumferential direction of the rotor 8. By rotating the rotary shaft 9 with the winding 7 energized, linearly varying output voltages E ₁ , E ₂ are generated from the stator windings 2 a, 3 a. A rotary differential transformer characterized in that it is configured to obtain the following. (2) Second output terminal 2 of the first stator winding 2a
aB and the second output terminal 3 of the second stator winding 3a
aB and short-circuit the first stator winding 2a.
a third output voltage _E3 obtained between the output terminal 2aA and the second output terminal 3aB of the second stator winding 3a;
A first output terminal 3aA of the second stator winding 3a and a second output terminal 3aB of the second stator winding 3a.
The sum voltage E ₃ + with the second output voltage E ₂ obtained between
_2. The rotary differential transformer according to claim 1, wherein a constant voltage is obtained by E2. (3) The first input winding 20 provided in the casing 1
and a first stator 2 having a first output winding 21;
A rotor having a second stator 3 provided in the casing 1 and having a second input winding 23 and a second output winding 24, and a rotor 8 rotatably provided in the casing 1 via bearings 5 and 6. The rotating shaft 9 is provided with a shaft 9 and a magnetic core 34 provided at one location in the circumferential direction of the rotor 8, and the rotating shaft 9 is rotated while an input signal is applied to each of the input windings 20 and 23. A rotary differential transformer characterized in that the output voltages E ₁ and E ₂ of linear variation are obtained from each of the output windings 21 and 24.