CN102201314A - Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof - Google Patents
Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof Download PDFInfo
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- CN102201314A CN102201314A CN2010101320901A CN201010132090A CN102201314A CN 102201314 A CN102201314 A CN 102201314A CN 2010101320901 A CN2010101320901 A CN 2010101320901A CN 201010132090 A CN201010132090 A CN 201010132090A CN 102201314 A CN102201314 A CN 102201314A
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Abstract
The invention discloses a structure of an electronic gun and double anodes in an electric vacuum tube and an assembling method thereof, relating to an electric vacuum tube technology. On the basis of the prior art, an aligning section component is additionally arranged; and an aligning ring in the aligning section component, which plays a role in alignment, is welded on an aligning section seat by virtue of argon arc welding, so that the influence of the thermal deformation of the aligning ring entering a brazing furnace on the accuracy of the aligning ring is avoided. In the invention, the concentricity error of the electronic gun, a first anode and a second anode due to the processing error of components except for the electronic gun, the first anode and the second anode can be avoided.
Description
Technical field
The present invention relates to the electric vacuum tube technical field, a kind of specifically electron gun and bianode structure and assembling mode.
Background technology
It is shown in Fig. 3 a that known electron gun adds bianode vacuum tube structure, by second plate assembly 1, changeover portion assembly 2, long insulation porcelain assembly 3, first anode holder assembly 4, the first anode 5, short insulation porcelain assembly 6, electron gun 8, and cover plate assembly 9 constitute, electron gun 8 is fixed on the cover plate assembly 9 that seals.Electron gun 8 with the centering mode of the first anode 5 and second plate is: the first anode 5 and second plate elder generation centering, then with electron gun 8 anterior apertures and the centering rod hole axle centering of inserting second plate, because electron gun 8 structural reason own, the diameter of aperture is less and the degree of depth is more shallow, and the concentricity between practical set electron gun 8 and two anodes is not good enough.
Summary of the invention
The purpose of this invention is to provide a kind of electric vacuum tube electron gun and add bianode structure and assemble method, with the concentricity error of the electron gun that mismachining tolerance was caused of avoiding the part except that electron gun, the first anode and second plate and the first anode, second plate.
For achieving the above object, technical solution of the present invention is:
A kind of electric vacuum tube electron gun adds bianode structure, comprise: second plate assembly, changeover portion assembly, long ceramic component, first anode holder assembly, the first anode, short ceramic insulation section assembly, electron gun, cover plate assembly, it also comprises the stage casing assembly, to the stage casing assembly between short ceramic insulation section assembly and cover plate assembly, the first anode, second plate, electron gun, to stage casing assembly totally one central shaft.
Described electric vacuum tube electron gun adds bianode structure, it is described to the stage casing assembly, comprise that wherein, tubular is projected with the ring-shaped flat toe to stage casing seat two-port to stage casing seat, centering ring, tubular toe, downhand welding limit, two downhand welding limits are parallel to each other, stage casing seat inwall is had an annular projection, and there is a circular step in the tubular centering ring outside, and circular step is suitable with projection, the tubular toe is arranged between circular step and projection, and with tubular toe Joint.
Described electric vacuum tube electron gun adds bianode structure, its described centering ring is made for stainless steel, the internal diameter of centering ring and tubular toe welding portion is greater than the internal diameter that is used for the centering face that centering cooperates in the centering ring, and internal diameter and electron gun maximum outside diameter that centering is encircled the centering face are equal.
Described electric vacuum tube electron gun adds bianode structure, and the internal diameter of its described first anode seat is greater than the maximum outside diameter of electron gun.
A kind of described electric vacuum tube electron gun adds bianode assemble method, and it comprises step:
A) preparation mould: two centering rods, a gauge block;
B) preparation is to the stage casing assembly;
C) will be used to guarantee that the gauge block of the first anode and second plate spacing is placed on second plate, put changeover portion assembly, long insulation porcelain assembly and the first anode then successively, centering rod m1 is passed in the thin footpath of gauge block and first anode insertion second plate lower end, the external diameter of centering rod m1 matches with first anode internal diameter and second plate internal diameter respectively, the external diameter of the internal diameter of first anode seat and the first anode is matched pack into then;
D) changeover portion assembly, long insulation porcelain assembly, first anode holder assembly and the first anode are welded into one;
E) and then successively put into short insulation porcelain assembly and to the stage casing assembly, wherein centering ring internal diameter and the centering rod m1 external diameter to the stage casing assembly matches, and will lack the insulation porcelain assembly again and stage casing assembly and the assembly that before had been welded into one are welded into one;
F) centering rod is taken out, e) assembly that is welded into one in the step and second plate separately, take out gauge block;
G) the centering rod m2 that will play the effect of gauge block and centering puts into thin footpath, second plate lower end, with e) assembly that is welded into one in the step puts back on the second plate by original position;
H) electron gun is put into e) assembly that is welded into one of step, the outstanding cylinder external diameter that makes a hole diameter of electron gun front portion and insert the centering rod m2 top of second plate matches, the afterbody external diameter of electron gun and the centering ring internal diameter of stage casing assembly matched;
J) be welded into one with electron gun with to the stage casing assembly, again cover plate assembly be welded on stage casing assembly upper end;
K) with j) assembly that is welded into one and second plate assembly separately take out centering rod m2 in the step;
L) with j) the assembly original position that is welded into one is put back on the second plate assembly in the step, and with second plate assembly and j) assembly that is welded into one in the step is welded into a whole;
M) natural cooling gets finished product.
Described electric vacuum tube electron gun adds bianode assemble method, its described b) the step preparation is to the stage casing assembly, comprise step: (1) will be integral stage casing seat, tubular toe, the soldering of downhand welding limit elder generation in soldering oven, become the I shape tubular, the tubular toe is positioned at stage casing seat inwall projection one side, and with the circular step in the centering ring outside location of matching with projection, (3) by argon arc welding centering are encircled and the tubular toe is welded in the seat of stage casing (2), (4) natural cooling gets finished product; Because the centering ring does not advance the soldering oven soldering, the heat of argon arc welding can not cause the distortion of centering ring.
A kind of electric vacuum tube electron gun of the present invention adds bianode structure and assemble method, and is simple, and making the electric vacuum tube electron gun add bianode structure has high-precision concentricity.
Description of drawings
Fig. 1 adds bianode STRUCTURE DECOMPOSITION schematic diagram for a kind of electric vacuum tube electron gun of the present invention; Wherein: Fig. 1-1 is the second plate assembly;
Fig. 1-2 is excessive section assembly;
Fig. 1-3 is long insulation porcelain assembly;
Fig. 1-4 is a first anode holder assembly;
Fig. 1-5 is the first anode;
Fig. 1-6 is short insulation porcelain assembly;
Fig. 1-7 is to the stage casing assembly;
Fig. 1-8 is an electron gun;
Fig. 1-9 is a cover plate assembly;
Fig. 2-1～Fig. 2-4 is respectively centering rod m1 used in the present invention, centering rod m2, gauge block m3 reaches the schematic three dimensional views to the stage casing assembly;
Fig. 3 a～Fig. 3 f is an assembly method flow chart of the present invention;
Fig. 4 a～Fig. 4 c is the 3-D view of the present invention's assembling.
Embodiment
It is on known basis that a kind of electric vacuum tube electron gun of the present invention adds bianode structure, between short insulation porcelain assembly and cover plate assembly, increasing a pair of stage casing assembly. the centering ring that plays the centering effect in to the stage casing assembly is be welded on the stage casing seat by argon arc welding on, can avoid centering to encircle the precision that into soldering oven generation thermal deformation influences centering like this.
A kind of electric vacuum tube electron gun provided by the invention adds the method that the double anode structure positions assembling, to be used to guarantee that the gauge block of the first anode and second plate spacing is placed on second plate, put the changeover portion assembly then successively, long insulation porcelain assembly, and the first anode, centering rod is passed in the thin footpath of gauge block and first anode insertion second plate lower end, the external diameter of centering rod matches with first anode internal diameter and second plate internal diameter respectively, then the external diameter of the internal diameter of first anode seat and the first anode is matched and pack into, with the changeover portion assembly, long insulation porcelain assembly, the first anode holder assembly and the first anode are welded into one.And then put into short insulation porcelain assembly successively and to the stage casing assembly, wherein centering ring internal diameter and the centering rod external diameter to the stage casing assembly matches, will short insulation porcelain assembly and stage casing assembly and the assembly that before had been welded into one be welded into one.Centering rod is taken out, assembly that is welded into one and second plate are separated, take out gauge block, the mould that plays the effect of gauge block and centering is put into thin footpath, second plate lower end, on the second plate that the assembly that is welded into one is put back to by original position, electron gun is put into the assembly that before had been welded into one, the anterior outstanding cylinder external diameter with the mould top that a hole diameter and insertion second plate are arranged of electron gun matches, the afterbody external diameter of electron gun and the centering of stage casing assembly ring internal diameter matched, be welded into one with electron gun with to the stage casing assembly, again cover plate assembly is welded on the stage casing, the assembly and the second plate assembly that are welded into one are separated, take out mould, the assembly original position that is welded into one is put back on the second plate assembly, the second plate assembly is integrally welded with the assembly that is welded into one, finish whole assembling process.
Embodiment
See also Fig. 1, wherein: Fig. 1-1 is the second plate assembly; Fig. 1-2 is excessive section assembly; Fig. 1-3 is long insulation porcelain assembly; Fig. 1-4 is a first anode holder assembly; Fig. 1-5 is the first anode; Fig. 1-6 is short insulation porcelain assembly; Fig. 1-7 is to the stage casing assembly; Fig. 1-8 is an electron gun; Fig. 1-9 is a cover plate assembly.A kind of electric vacuum tube electron gun provided by the invention adds the double anode structure, comprising: second plate assembly 1, changeover portion assembly 2, long insulation porcelain assembly 3, first anode holder assembly 4, the first anode 5, short insulation porcelain assembly 6, to stage casing assembly 7, electron gun 8, cover plate assembly 9.Mould therefor as shown in Figure 2, wherein Fig. 2-1 and Fig. 2-2 is respectively centering rod m1 and centering rod m2.Centering rod m1 has 3 kinds of different-diameters, wherein the cylinder outer diameter D 1 of maximum gauge equates with the internal diameter that the centering in the stage casing assembly 7 is encircled 7-2, the outer diameter D 2 of intermediate diameters cylinder equates that with the minimum diameter of the first anode cylinder outer diameter D 3 of minimum diameter and the minimum diameter of second plate equate.Cylinder outer diameter D 4 among the centering rod m2 and the D1 among the centering rod m1 equate that cylinder outer diameter D 5 among the centering rod m2 and the D3 among the centering rod m1 equate that j face among the centering rod m2 and k interplanar distance equal the distance of electron gun front end to second plate from L.Be a circular gauge block m3 shown in Fig. 2-3, the spacing of its u face and v face equals the spacing of the first anode and second plate, and the diameter of bore of gauge block m3 is greater than the minimum diameter of bore of second plate.Concrete assemble method is shown in Fig. 3 b, at first changeover portion 2 is embedded in the second plate of second plate assembly 1, gauge block m3 is placed on the second plate, centering rod m1 has three kinds of different diameters as shown in Fig. 2-1, the first anode 5 is inserted among the centering rod m1, the N face of the first anode 5 (seeing Fig. 1-5) matches with the p face of centering rod m1, centering rod m1 is inserted in the second plate together with the first anode 5, the M face of second plate (seeing Fig. 1-1) matches with the q face of centering rod m1, the first anode 5 heads contact with gauge block m3, put into long insulation porcelain assembly 3 and first anode holder assembly 4 for another example shown in Fig. 3 b, the external diameter of first anode holder assembly 4 internal diameters and first anode afterbody matches, argon arc welds b successively, c, the d place is with changeover portion assembly 2, long insulation porcelain assembly 3, first anode holder assembly 4, the first anode 5 is integrally welded.See shown in Figure 2, to stage casing assembly 7 by two downhand welding limit 7-4, tubular toe 7-3, stage casing seat 7-1 and centering ring 7-2 is constituted, stage casing seat 7-1, tubular toe 7-3, the soldering of downhand welding limit 7-4 elder generation are integral, argon arc welding that centering ring 7-2 and tubular toe 7-3 (see Fig. 1-7) at the h place, formation is to stage casing assembly 7, because centering ring 7-2 does not advance the soldering oven welding, has avoided centering face generation deformation.For another example shown in Fig. 3 c, put into short insulation porcelain assembly 6 successively and to stage casing assembly 7, the z face of the centering of stage casing assembly 7 ring 7-2 and the O face of centering rod m1 are matched, welding e, the f place, the changeover portion assembly 2 like this, long insulation porcelain assembly 3, first anode holder assembly 4, the first anode 5, short insulation porcelain assembly 6, stage casing assembly 7 is welded into one, take out centering rod m1, the assembly that is welded into one is separated with second plate assembly 1, take out gauge block m3, for another example shown in Fig. 3 d, m2 puts into second plate centering rod, and the t face of centering rod m2 (sees that Fig. 2-m2) the M face with second plate matches, and again the assembly that is welded into one is put back to original position.Shown in Fig. 3 e, electron gun 8 is packed into, and electron gun 8 anterior X faces (seeing Fig. 1-8) match with the R face of centering rod m2, and the afterbody Y face (seeing Fig. 1-8) of electron gun 8 matches with the Z face of centering ring 7-2, welding G place, the board component 9 that closes the lid, the welded H place is with integrally welded assembly and second plate components apart, take out centering rod m2, integrally welded assembly is put back into original position, and welding a place finishes whole assembling shown in Fig. 3 e, Fig. 3 f.
Claims (6)
1. an electric vacuum tube electron gun adds bianode structure, comprise: second plate assembly, changeover portion assembly, long ceramic component, first anode holder assembly, the first anode, short ceramic insulation section assembly, electron gun, cover plate assembly, it is characterized in that, also comprise the stage casing assembly, to the stage casing assembly between short ceramic insulation section assembly and cover plate assembly, the first anode, second plate, electron gun, to stage casing assembly totally one central shaft.
2. electric vacuum tube electron gun as claimed in claim 1 adds bianode structure, it is characterized in that, described to the stage casing assembly, comprise stage casing seat, centering ring, tubular toe, downhand welding limit, wherein, tubular is projected with the ring-shaped flat toe to stage casing seat two-port, and two downhand welding limits are parallel to each other, and stage casing seat inwall is had an annular projection, there is a circular step in the tubular centering ring outside, circular step is suitable with projection, and the tubular toe is arranged between circular step and projection, and with tubular toe Joint.
3. electric vacuum tube electron gun as claimed in claim 2 adds bianode structure, it is characterized in that, described centering ring is made for stainless steel, the internal diameter of centering ring and tubular toe welding portion is greater than the internal diameter that is used for the centering face that centering cooperates in the centering ring, and internal diameter and electron gun maximum outside diameter that centering is encircled the centering face are equal.
4. electric vacuum tube electron gun as claimed in claim 1 adds bianode structure, it is characterized in that, the internal diameter of described first anode seat is greater than the maximum outside diameter of electron gun.
5. an electric vacuum tube electron gun as claimed in claim 1 adds bianode assemble method, it is characterized in that, comprises step:
A) preparation mould: two centering rods, a gauge block;
B) preparation is to the stage casing assembly;
C) will be used to guarantee that the gauge block of the first anode and second plate spacing is placed on second plate, put changeover portion assembly, long insulation porcelain assembly and the first anode then successively, centering rod m1 is passed in the thin footpath of gauge block and first anode insertion second plate lower end, the external diameter of centering rod m1 matches with first anode internal diameter and second plate internal diameter respectively, the external diameter of the internal diameter of first anode seat and the first anode is matched pack into then;
D) changeover portion assembly, long insulation porcelain assembly, first anode holder assembly and the first anode are welded into one;
E) and then successively put into short insulation porcelain assembly and to the stage casing assembly, wherein centering ring internal diameter and the centering rod m1 external diameter to the stage casing assembly matches, and will lack the insulation porcelain assembly again and stage casing assembly and the assembly that before had been welded into one are welded into one;
F) centering rod is taken out, e) assembly that is welded into one in the step and second plate separately, take out gauge block;
G) the centering rod m2 that will play the effect of gauge block and centering puts into thin footpath, second plate lower end, with e) assembly that is welded into one in the step puts back on the second plate by original position;
H) electron gun is put into e) assembly that is welded into one of step, the outstanding cylinder external diameter that makes a hole diameter of electron gun front portion and insert the centering rod m2 top of second plate matches, the afterbody external diameter of electron gun and the centering ring internal diameter of stage casing assembly matched;
J) be welded into one with electron gun with to the stage casing assembly, again cover plate assembly be welded on stage casing assembly upper end;
K) with j) assembly that is welded into one and second plate assembly separately take out centering rod m2 in the step;
L) with j) the assembly original position that is welded into one is put back on the second plate assembly in the step, and with second plate assembly and j) assembly that is welded into one in the step is welded into a whole;
M) natural cooling gets finished product.
6. electric vacuum tube electron gun as claimed in claim 5 adds bianode assemble method, it is characterized in that, described b) the step preparation is to the stage casing assembly, comprise step: 1) in soldering oven, will be integral to stage casing seat, tubular toe, the soldering of downhand welding limit elder generation, become the I shape tubular, the tubular toe is positioned at stage casing seat inwall projection one side, 2) circular step in the centering ring outside is matched with projection location, 3) by argon arc welding the centering ring is welded in the seat of stage casing with the tubular toe, 4) natural cooling gets finished product; Because the centering ring does not advance the soldering oven soldering, the heat of argon arc welding can not cause the distortion of centering ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010132090 CN102201314B (en) | 2010-03-24 | 2010-03-24 | Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010132090 CN102201314B (en) | 2010-03-24 | 2010-03-24 | Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102201314A true CN102201314A (en) | 2011-09-28 |
| CN102201314B CN102201314B (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010132090 Expired - Fee Related CN102201314B (en) | 2010-03-24 | 2010-03-24 | Structure of electronic gun and double anodes in electric vacuum tube and assembling method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234651A (en) * | 2015-11-18 | 2016-01-13 | 江西洪都航空工业集团有限责任公司 | Installation tool for auxiliary pipe of airspeed pipe |
| CN107768218A (en) * | 2017-09-15 | 2018-03-06 | 华中科技大学 | A kind of low energy high current grided electron gun |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62145632A (en) * | 1985-12-19 | 1987-06-29 | Sony Corp | Electron gun |
| CN1917128A (en) * | 2005-08-18 | 2007-02-21 | 中国科学院电子学研究所 | Electrovacuum tube with dual anodes, and assembling method |
-
2010
- 2010-03-24 CN CN 201010132090 patent/CN102201314B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62145632A (en) * | 1985-12-19 | 1987-06-29 | Sony Corp | Electron gun |
| CN1917128A (en) * | 2005-08-18 | 2007-02-21 | 中国科学院电子学研究所 | Electrovacuum tube with dual anodes, and assembling method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234651A (en) * | 2015-11-18 | 2016-01-13 | 江西洪都航空工业集团有限责任公司 | Installation tool for auxiliary pipe of airspeed pipe |
| CN105234651B (en) * | 2015-11-18 | 2017-09-08 | 江西洪都航空工业集团有限责任公司 | Pitot auxiliary tube mounting tool |
| CN107768218A (en) * | 2017-09-15 | 2018-03-06 | 华中科技大学 | A kind of low energy high current grided electron gun |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102201314B (en) | 2013-04-17 |
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