JPH021900U - - Google Patents
Info
- Publication number
- JPH021900U JPH021900U JP7832288U JP7832288U JPH021900U JP H021900 U JPH021900 U JP H021900U JP 7832288 U JP7832288 U JP 7832288U JP 7832288 U JP7832288 U JP 7832288U JP H021900 U JPH021900 U JP H021900U
- Authority
- JP
- Japan
- Prior art keywords
- self
- switching element
- ray
- switch circuit
- ray high
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- X-Ray Techniques (AREA)
Description
第１図は本考案装置の一実施例を示す回路図、
第２図は同上装置の動作を説明するためのタイム
チヤート、第３図は従来装置の回路図、第４図は
同上装置の動作を説明するためのタイムチヤート
である。
１……単巻変圧器、２……高圧変圧器、２ａ…
…高圧変圧器の一次側Ｙ巻線、３……高圧整流器
、４……Ｘ線管、５……スイツチ回路、６……整
流回路、７……制御回路、８……ゲート駆動回路
、９……充電回路、１０，１３……制御データテ
ーブル、１１……スイツチングトランジスタ（自
己消弧形のスイツチング素子）、１２……ベース
駆動回路。
FIG. 1 is a circuit diagram showing an embodiment of the device of the present invention;
FIG. 2 is a time chart for explaining the operation of the above device, FIG. 3 is a circuit diagram of the conventional device, and FIG. 4 is a time chart for explaining the operation of the above device. 1... Auto transformer, 2... High voltage transformer, 2a...
... Primary side Y winding of high voltage transformer, 3 ... High voltage rectifier, 4 ... X-ray tube, 5 ... Switch circuit, 6 ... Rectifier circuit, 7 ... Control circuit, 8 ... Gate drive circuit, 9 ... Charging circuit, 10, 13... Control data table, 11... Switching transistor (self-extinguishing switching element), 12... Base drive circuit.
Claims (1)
を、高圧変圧器の一次側Ｙ巻線の中性点に接続し
てなる三相式のＸ線高電圧装置において、自己消
弧形のスイツチング素子により前記スイツチ回路
を構成することを特徴とするＸ線高電圧装置。 ２ 前記自己消弧形のスイツチング素子は、タイ
マで設定されたオン期間の開始直後に、短時間オ
フする休止期間を有して駆動されることを特徴と
する請求項１記載のＸ線高電圧装置。[Scope of claim for utility model registration] 1. A three-phase X-ray high-voltage device in which a switch circuit for controlling the opening and closing of the power supply to the X-ray tube is connected to the neutral point of the primary Y winding of a high-voltage transformer. An X-ray high voltage device according to the invention, wherein the switch circuit is constituted by a self-extinguishing switching element. 2. The X-ray high voltage according to claim 1, wherein the self-extinguishing switching element is driven with a pause period in which it is turned off for a short time immediately after the start of an on period set by a timer. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7832288U JPH021900U (en) | 1988-06-15 | 1988-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7832288U JPH021900U (en) | 1988-06-15 | 1988-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH021900U true JPH021900U (en) | 1990-01-09 |
Family
ID=31303256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7832288U Pending JPH021900U (en) | 1988-06-15 | 1988-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH069191U (en) * | 1992-06-30 | 1994-02-04 | 株式会社ケンウッド | PCB mounting structure |
-
1988
- 1988-06-15 JP JP7832288U patent/JPH021900U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH069191U (en) * | 1992-06-30 | 1994-02-04 | 株式会社ケンウッド | PCB mounting structure |
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