CN103681180A - Open type reflection target microfocus X-ray tube - Google Patents
Open type reflection target microfocus X-ray tube Download PDFInfo
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- CN103681180A CN103681180A CN201310685623.2A CN201310685623A CN103681180A CN 103681180 A CN103681180 A CN 103681180A CN 201310685623 A CN201310685623 A CN 201310685623A CN 103681180 A CN103681180 A CN 103681180A
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Abstract
An open type reflection target microfocus X-ray tube can send out high-voltage and large-current microfocus X-rays, the maximum tube current can reach 3mA, the maximum tube voltage can reach 225KV, the energy of the X-rays is improved, and a thick detected device can be detected. A unique reflection target cooling device guarantees the fact that the X-ray tube can work continuously, and the cooling effect is good. Two U-shaped water inlet and outlet channels in a target sleeve are communicated with two V-shaped water inlet and outlet channels in a water seal block respectively, a long stand column is arranged in the middle of the water seal block and is inserted into a blind hole in the back face of a target body to divide the target body into a water inlet chamber and a water outlet chamber, the water inlet chamber and the water outlet chamber are communicated with the V-shaped water inlet and outlet channels respectively, the clearance between the long stand column on the water seal block and the bottom face of the blind hole of the target body is only 2mm, a narrow slit is formed, water passes through the narrow slit, the speed of water flow with certain flow is increased when the water flow passes through the narrow slit, heat on the target body is fast discharged out, and therefore the service life of the reflection target is prolonged.
Description
Technical field
The present invention relates to the microfocus X-ray pipe that a kind of Non-Destructive Testing is used, especially relate to a kind of X ray that can send high voltage, large electric current, can install heat abstractor additional, can detect compared with the open reflecting target microfocus X-ray pipe of thick quilt inspection components and parts.
Background technology
The transmission target of open transmission target microfocus X-ray pipe is very thin, only has 0.3mm thickness, and radiating effect is poor.Therefore, the ray energy that the X-ray tube of transmission-type produces can not be too large, and when tube voltage rising or tube current increasing, in the life-span of greatly reducing transmission target, the heat that X ray produces even easily punctures transmission target.
Summary of the invention
The deficiency existing for existing open transmission target microfocus X-ray pipe, the invention provides a kind of good heat dissipation effect, can extend the open reflecting target microfocus X-ray pipe in reflecting target life-span.
Solving the problems of the technologies described above taked concrete technical measures is:
A kind of open reflecting target microfocus X-ray pipe, it is characterized in that: filament device 2 is fixed on cable joint-box device 1, cable joint-box device 1 is arranged on the shell 3 of microfocus X-ray pipe, seat of honour component 5 is fixed on cap 4, cap 4 is connected with shell 3, focusing arrangement 8 is installed in seat of honour component 5, the fast axle 7 of electricity inserts in holder 6 and holder 6 is fixed on cap 4 through aggregation apparatus 8, the head of the fast axle 7 of electricity is screwed into pin hole 9 and inserts by target cover 11, target 12, target body 13, water-stop piece 14, beryllium window 15, water inlet snap joint 16, in the reflecting target component 10 that water outlet snap joint 17 forms, in reflecting target component 10, target cover 11 is fixed on electric fast axle 7, the head of the fast axle 7 of electricity is screwed into pin hole 9 and inserts in the target cover 11 in reflecting target component 10, target 12 cast weldings are on the end face of target body 13, another direction in target cover 11 is inserted target body 13 firmly welding, at the back side of target body 13, have target body blind hole 20, the centre of water-stop piece 14 is provided with microscler column 25, microscler column 25 is inserted in the target body blind hole 20 at target body 13 back sides and by sealing block 14 and is fixed on target cover 11, on target cover 11, the ejaculation direction of X ray has circular hole 18, fixing beryllium window 15 on circular hole 18, in target cover 11, have U-shaped intake tunnel 21 and U-shaped exhalant canal 22, at U-shaped intake tunnel, water inlet snap joint 16 is installed at 21 places, at U-shaped exhalant canal, water outlet snap joint 17 is installed at 22 places, the both sides of microscler column 25 have V-type intake tunnel 23 and V-type exhalant canal 27, V-type intake tunnel 23 communicates with the U-shaped intake tunnel 21 in target cover 11, V-type exhalant canal 27 communicates with the U-shaped exhalant canal 22 in target cover 11, microscler column 25 is divided into 26 two spaces of intake chamber 24Yu water-supplying chamber by target body blind hole 20, between microscler column 25 end faces and the bottom surface of target body blind hole 20
be provided with narrow slit 19, narrow slit 19 makes to communicate between intake chamber 22Yu water-supplying chamber 26, and intake chamber 24 communicates with the V-type intake tunnel 23 on water-stop piece 14, and water-supplying chamber 26 communicates with the V-type exhalant canal 27 on water-stop piece 14.
beneficial effect of the present invention: the largest tube electric current of existing open transmission target microfocus X-ray pipe is that 0.5mA, largest tube voltage are 160KV, and because the present invention can be installed heat abstractor additional, thereby good heat dissipation effect, can reach high voltage, large electric current, largest tube electric current can reach 3mA, largest tube voltage can reach 225KV, and for the non-detectable tested components and parts of open transmission microfocus X-ray pipe, the present invention can easily detect.Because reflecting target is very thick, be difficult to puncture, can extend the life-span of reflecting target.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of reflecting target component in the present invention;
Fig. 3 is the structural representation of water-stop piece in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further details.
A kind of open microfocus X-ray pipe, as Fig. 1, shown in Fig. 2 and Fig. 3, filament device 2 is fixed on cable joint-box device 1, cable joint-box device 1 is arranged on the shell 3 of microfocus X-ray pipe, seat of honour component 5 is fixed on cap 4, cap 4 is connected with shell 3, focusing arrangement 8 is installed in seat of honour component 5, the fast axle 7 of electricity inserts in holder 6 and holder 6 is fixed on cap 4 through aggregation apparatus 8, the head of the fast axle 7 of electricity is screwed into pin hole 9 and inserts by target cover 11, target 12, target body 13, water-stop piece 14, beryllium window 15, water inlet snap joint 16, in the reflecting target component 10 that water outlet snap joint 17 forms, in reflecting target component 10, target cover 11 is fixed on electric fast axle 7, the head of the fast axle 7 of electricity is screwed into pin hole 9 and inserts in the target cover 11 in reflecting target component 10, target 12 cast weldings are on the end face of target body 13, another direction in target cover 11 is inserted target body 13 firmly welding, at the back side of target body 13, have target body blind hole 20, the centre of water-stop piece 14 is provided with microscler column 25, microscler column 25 is inserted in the target body blind hole 20 at target body 13 back sides and with screw sealing block 14 is fixed on target cover 11, on target cover 11, the ejaculation direction of X ray has circular hole 18, fixing beryllium window 15 on circular hole 18.When the present invention works, from filament, send electronics, by the fast axle 7 of electricity, through focusing arrangement 8, from the pin hole 9 of the fast axle 7 of electricity, pass, enter in target cover 11, impact on the target 12 on target body 13, owing to there being the incidence angle of 30 ° between target 12 and electron beam, the X ray of generation also becomes the angle of emergence of 30 ° with target surface.In target cover 11, have U-shaped intake tunnel 21 and U-shaped exhalant canal 22, at U-shaped intake tunnel, water inlet snap joint 16 is installed at 21 places, and at U-shaped exhalant canal, water outlet snap joint 17 is installed at 22 places.In the middle of the structure of water-stop piece 14 is designed to, it is a microscler column 25, the both sides of microscler column 25 have V-type intake tunnel 23 and V-type exhalant canal 27, V-type intake tunnel 23 communicates with the U-shaped intake tunnel 21 in target cover 11, and V-type exhalant canal 27 communicates with the U-shaped exhalant canal 22 in target cover 11.The length of microscler column 25 is than the short 2mm of the degree of depth of target body blind hole 20, after microscler column 25 is inserted in the target body blind hole 20 at target body 13 back sides, just target body blind hole 20 is divided into 26 two spaces of intake chamber 24Yu water-supplying chamber, and there is 2mm narrow slit 19 between microscler column 25 end faces and the bottom surface of target body blind hole 20, narrow slit 19 makes to communicate between intake chamber 24Yu water-supplying chamber 26, now intake chamber 24 communicates with the V-type intake tunnel 23 on water-stop piece 14, and water-supplying chamber 26 communicates with the V-type exhalant canal 27 on water-stop piece 14.Narrow slit 19 connects Inlet and outlet water to connect, water enters from water inlet snap joint 16, flow through U-shaped intake tunnel 21, V-type intake tunnel 23, intake chamber 24, narrow slit 19, water-supplying chamber 26, V-type exhalant canal 27, U-shaped exhalant canal 22, from water outlet snap joint 17, flow out, and take the heat that ray tube produces out of.Water passes through from narrow slit 19, and the speed by herein time of the current under certain flow accelerates, and the heat on target body 13 is taken out of fast, plays good thermolysis, thereby extends the life-span of reflecting target.
Claims (1)
1. an open reflecting target microfocus X-ray pipe, it is characterized in that: filament device (2) is fixed on cable joint-box device (1), cable joint-box device (1) is arranged on the shell (3) of microfocus X-ray pipe, seat of honour component (5) is fixed on cap (4), cap (4) is connected with shell (3), focusing arrangement (8) is installed in seat of honour component (5), the fast axle of electricity (7) inserts in holder (6) and holder (6) is fixed on cap (4) through aggregation apparatus (8), the head of the fast axle of electricity (7) is screwed into pin hole (9) and inserts by target cover (11), target (12), target body (13), water-stop piece (14), beryllium window (15), water inlet snap joint (16), in the reflecting target component (10) that water outlet snap joint (17) forms, in reflecting target component (10), target cover (11) is fixed on electric fast axle (7), the head of the fast axle of electricity (7) is screwed into pin hole (9) and inserts in the target cover (11) in reflecting target component (10), target (12) cast welding is on the end face of target body (13), another direction in target cover (11) is inserted target body (13) firmly welding, at the back side of target body (13), have target body blind hole (20), the centre of water-stop piece (14) is provided with microscler column (25), microscler column (25) is inserted in the target body blind hole (20) at target body (13) back side and sealing block (14) is fixed on target cover (11), ejaculation direction at the upper X ray of target cover (11) has circular hole (18), fixing beryllium window (15) on circular hole (18), in target cover (11), have U-shaped intake tunnel (21) and U-shaped exhalant canal (22), at U-shaped intake tunnel (21), locate to install water inlet snap joint (16), at U-shaped exhalant canal (22), locate to install water outlet snap joint (17), the both sides of microscler column (25) have V-type intake tunnel (23) and V-type exhalant canal (27), V-type intake tunnel (23) communicates with the U-shaped intake tunnel (21) in target cover (11), V-type exhalant canal (27) communicates with the U-shaped exhalant canal (22) in target cover (11), microscler column (25) is divided into intake chamber (24) and (26) two spaces of water-supplying chamber by target body blind hole (20), between microscler column (25) end face and the bottom surface of target body blind hole (20), be provided with narrow slit (19), narrow slit (19) makes to communicate between intake chamber (22) and water-supplying chamber (26), intake chamber (24) communicates with the V-type intake tunnel (23) on water-stop piece (14), water-supplying chamber (26) communicates with the V-type exhalant canal (27) on water-stop piece (14).
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CN201310685623.2A CN103681180B (en) | 2013-12-16 | 2013-12-16 | Open reflecting target microfocus X-ray pipe |
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CN103681180B CN103681180B (en) | 2016-05-04 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108631083A (en) * | 2017-03-15 | 2018-10-09 | 依科视朗国际有限公司 | Socket for the plug for accommodating micro- high voltage cable for focusing Roentgen ray tube |
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JPH0562623A (en) * | 1991-09-04 | 1993-03-12 | Rigaku Corp | Cooling device for x-ray generator |
US6366642B1 (en) * | 2001-01-16 | 2002-04-02 | Varian Medical Systems, Inc. | X-ray tube cooling system |
US6580780B1 (en) * | 2000-09-07 | 2003-06-17 | Varian Medical Systems, Inc. | Cooling system for stationary anode x-ray tubes |
CN101030516A (en) * | 2005-10-14 | 2007-09-05 | 西门子公司 | X-ray device with cooling device having coolant flowing through |
JP2012119074A (en) * | 2010-11-29 | 2012-06-21 | Hitachi Medical Corp | X-ray tube device |
CN102598197A (en) * | 2009-10-30 | 2012-07-18 | 东芝电子管器件株式会社 | X-ray tube |
CN102891059A (en) * | 2012-10-31 | 2013-01-23 | 丹东奥龙射线仪器有限公司 | Open type micro-focus X-ray tube |
CN202796844U (en) * | 2012-08-23 | 2013-03-13 | 汇佳生物仪器(上海)有限公司 | Transmission-type direct water-cooling anode oversized focus X-ray tube special for irradiation |
CN203617244U (en) * | 2013-12-16 | 2014-05-28 | 丹东奥龙射线仪器集团有限公司 | Open reflection target micro-focus X-ray tube |
-
2013
- 2013-12-16 CN CN201310685623.2A patent/CN103681180B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0562623A (en) * | 1991-09-04 | 1993-03-12 | Rigaku Corp | Cooling device for x-ray generator |
US6580780B1 (en) * | 2000-09-07 | 2003-06-17 | Varian Medical Systems, Inc. | Cooling system for stationary anode x-ray tubes |
US6366642B1 (en) * | 2001-01-16 | 2002-04-02 | Varian Medical Systems, Inc. | X-ray tube cooling system |
CN101030516A (en) * | 2005-10-14 | 2007-09-05 | 西门子公司 | X-ray device with cooling device having coolant flowing through |
CN102598197A (en) * | 2009-10-30 | 2012-07-18 | 东芝电子管器件株式会社 | X-ray tube |
JP2012119074A (en) * | 2010-11-29 | 2012-06-21 | Hitachi Medical Corp | X-ray tube device |
CN202796844U (en) * | 2012-08-23 | 2013-03-13 | 汇佳生物仪器(上海)有限公司 | Transmission-type direct water-cooling anode oversized focus X-ray tube special for irradiation |
CN102891059A (en) * | 2012-10-31 | 2013-01-23 | 丹东奥龙射线仪器有限公司 | Open type micro-focus X-ray tube |
CN203617244U (en) * | 2013-12-16 | 2014-05-28 | 丹东奥龙射线仪器集团有限公司 | Open reflection target micro-focus X-ray tube |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108631083A (en) * | 2017-03-15 | 2018-10-09 | 依科视朗国际有限公司 | Socket for the plug for accommodating micro- high voltage cable for focusing Roentgen ray tube |
CN108631083B (en) * | 2017-03-15 | 2022-01-11 | 依科视朗国际有限公司 | Socket for receiving a plug of a high-voltage cable of a micro-focusing roentgen tube |
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