CN108817598A - A kind of magnetron cathode antenna brazed assembly - Google Patents
A kind of magnetron cathode antenna brazed assembly Download PDFInfo
- Publication number
- CN108817598A CN108817598A CN201810863647.5A CN201810863647A CN108817598A CN 108817598 A CN108817598 A CN 108817598A CN 201810863647 A CN201810863647 A CN 201810863647A CN 108817598 A CN108817598 A CN 108817598A
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- CN
- China
- Prior art keywords
- lead
- cathode
- hole
- metallized ceramic
- fixation kit
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 claims abstract description 54
- 238000003466 welding Methods 0.000 claims abstract description 30
- 238000005476 soldering Methods 0.000 claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910000833 kovar Inorganic materials 0.000 claims description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microwave Tubes (AREA)
Abstract
The present invention relates to brazed assembly technical fields, specifically disclose a kind of magnetron cathode antenna brazed assembly, wherein including：It is brazed pedestal, soldering pedestal is provided with the first mounting structure, soldering mandril is arranged in first mounting structure, soldering mandril is provided with the second mounting structure, lead fixed block is arranged in second mounting structure, the upper end of soldering mandril is provided with lead fixation kit, for metallized ceramic to be arranged on lead fixation kit, fixation hole is provided on lead fixation kit, through-hole is provided on metallized ceramic, one end of cathode leg is located at the top of metallized ceramic, the fixation hole of through-hole and lead fixation kit that the other end of cathode leg successively passes through metallized ceramic is connect with lead fixed block.Magnetron cathode antenna brazed assembly effective solution provided by the invention welding piece is not easy the problem of being aligned with the antenna hole of metallized ceramic.
Description
Technical field
The present invention relates to brazed assembly technical field more particularly to a kind of magnetron cathode antenna brazed assemblies.
Background technique
Magnetron is a kind of electron tube for generating microwave energy, will using brazed assembly in magnetron production
Aluminium oxide ceramics is welded after fixing with cathode antenna, and welding shift is avoided to cause gas leakage.Existing brazed assembly is general
It is made of welding pedestal, ontology locating piece, although structure is simple, easy to operate, there are still problems in actual use：
The antenna hole of welding piece and metallized ceramic is not easy that it is caused the closing or semiclosed of cathode antenna hole, is formed bad.
Therefore, how to provide a kind of component being aligned convenient for welding piece with the antenna hole of metallized ceramic becomes this field skill
Art personnel technical problem urgently to be resolved.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art, a kind of magnetron cathode antenna is provided
Brazed assembly, to solve the problems of the prior art.
As one aspect of the present invention, a kind of magnetron cathode antenna brazed assembly is provided, wherein the magnetron yin
Pole antenna brazed assembly includes：It is brazed pedestal, the soldering pedestal is provided with the first mounting structure, in first mounting structure
It is arranged with soldering mandril, the soldering mandril is provided with the second mounting structure, and it is solid that lead is arranged in second mounting structure
Determine block, the upper end of the soldering mandril is provided with lead fixation kit, makes pottery on the lead fixation kit for metallization to be arranged
Porcelain is provided with fixation hole on the lead fixation kit, through-hole, one end of cathode leg is provided on the metallized ceramic
Positioned at the top of the metallized ceramic, the other end of cathode leg successively by the through-hole of the metallized ceramic and described draws
The fixation hole of line fixation kit is connect with the lead fixed block.
Preferably, the cathode leg includes external cathode lead and inner cathode lead, the external cathode lead packet
Include the first external cathode lead and the second external cathode lead, the inner cathode lead includes the first inner cathode lead and the
Two inner cathode leads, the first external cathode lead and the second external cathode lead are each attached to the lead fixation kit
Upper end, first inner lead and the second inner lead are each attached to the lower end of the lead fixation kit, the outside
Cathode leg is located at the top of the metallized ceramic, the inner cathode lead back away from one end of the lead fixation kit
One end from the fixation kit is connect with the lead fixed block.
Preferably, fairlead and boss are provided on the lead fixed block, the first inner cathode lead deviates from institute
The one end for stating fixation kit stretches in the fairlead, and the second inner cathode lead deviates from one end of the fixation kit
It is set in outside the boss.
Preferably, the lead fixation kit includes reflecting plate locating piece, kovar ring and welding piece, and the welding piece is located at
The top of the kovar ring, the reflecting plate locating piece are located at the lower section of the kovar ring, and the reflecting plate locating piece and institute
The tip contact of soldering mandril is stated, the welding piece is fixedly connected with the metallized ceramic, is provided with four on the welding piece
One end of a fixation hole, one end of first outside lead and the second external cathode lead both passes through the fixation hole and is fixed on
On the welding piece, one end of first inner lead and one end of the second inner lead both pass through the fixation hole and are fixed on
On the welding piece, it is provided with first through hole on the metallized ceramic, the second through-hole is provided on the kovar ring, it is described anti-
It penetrates on plate locating piece and is provided with through slot, the other end of first outside lead and the other end of the second outside lead both pass through institute
The top that first through hole extend into the metallized ceramic is stated, the other end of the first inner cathode lead sequentially passes through described
It is stretched to after second through-hole and through slot in the fairlead, the other end of the second inner cathode lead sequentially passes through described
It is set in after two through-holes and through slot outside the boss.
Preferably, the periphery of the lead fixation kit and the metallized ceramic is arranged metallized ceramic fixed block.
Preferably, cathode fixed block is arranged in the top of the metallized ceramic fixed block, and the cathode fixed block is provided with
Groove, the part that the cathode antenna is located at the top of the metallized ceramic are located in the groove of the cathode fixed block.
Preferably, first mounting structure includes the first circular hole.
Preferably, second mounting structure includes the second circular hole.
Magnetron cathode antenna brazed assembly provided by the invention by the way that lead fixation kit is arranged, and lead is fixed
Component is fixedly connected with metallized ceramic, cathode antenna can sequentially pass through metallized ceramic and lead fixation kit setting and it is deep
Enter to fairlead, the alignment of convenient antenna hole location, therefore, this magnetron cathode antenna brazed assembly provided by the invention
It can be effectively solved welding piece and be not easy the problem of being aligned with the antenna hole of metallized ceramic, had structure simply convenient for safeguarding
Advantage.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of magnetron cathode antenna brazed assembly provided by the invention.
Fig. 2 is the specific embodiment structural schematic diagram of magnetron cathode antenna brazed assembly provided by the invention.
Fig. 3 is the side view of structural schematic diagram shown in Fig. 2.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
As one aspect of the present invention, a kind of magnetron cathode antenna brazed assembly is provided, wherein such as Fig. 1 and Fig. 2 institute
Show, the magnetron cathode antenna brazed assembly includes：It is brazed pedestal 1, the soldering pedestal 1 is provided with the first mounting structure
11, soldering mandril 3 is arranged in first mounting structure 11, the soldering mandril 3 is provided with the second mounting structure 31, described
Lead fixed block 2 is arranged in second mounting structure 31, the upper end of the soldering mandril 3 is provided with lead fixation kit, described
For metallized ceramic 7 to be arranged on lead fixation kit, fixation hole, the metallization pottery are provided on the lead fixation kit
Be provided with through-hole on porcelain 7, one end of cathode leg 8 is located at the top of the metallized ceramic 7, the other end of cathode leg 8 according to
It is secondary to be connect by the through-hole of the metallized ceramic 7 and the fixation hole of the lead fixation kit with the lead fixed block 2.
Magnetron cathode antenna brazed assembly provided by the invention by the way that lead fixation kit is arranged, and lead is fixed
Component is fixedly connected with metallized ceramic, cathode antenna can sequentially pass through metallized ceramic and lead fixation kit setting and it is deep
Enter to fairlead, the alignment of convenient antenna hole location, therefore, this magnetron cathode antenna brazed assembly provided by the invention
It can be effectively solved welding piece and be not easy the problem of being aligned with the antenna hole of metallized ceramic, had structure simply convenient for safeguarding
Advantage.
Preferably, first mounting structure 11 may include the first circular hole, and second mounting structure 31 may include
Second circular hole.
Specifically, as shown in Figures 2 and 3, the cathode leg 8 includes external cathode lead and inner cathode lead, institute
Stating external cathode lead includes the first external cathode lead 81 and the second external cathode lead 82, and the inner cathode lead includes
First inner cathode lead 83 and the second inner cathode lead 84, the first external cathode lead 81 and the second external cathode are drawn
Line 82 is each attached to the upper end of the lead fixation kit, and first inner lead 83 and the second inner lead 84 are each attached to
The lower end of the lead fixation kit, the external cathode lead are located at the metal away from one end of the lead fixation kit
Change the top of ceramics 7, the inner cathode lead is connect away from one end of the fixation kit with the lead fixed block 2.
Specifically, fairlead 21 and boss 22, the first inner cathode lead 83 are provided on the lead fixed block 2
It is stretched in the fairlead 21 away from one end of the fixation kit, the second inner cathode lead 84 deviates from the fixation
One end of component is set in outside the boss 22.
As the specific embodiment of the lead fixation kit, the lead fixation kit include reflecting plate locating piece 4,
Kovar ring 10 and welding piece 11, the welding piece 11 are located at the top of the kovar ring 10, and the reflecting plate locating piece 4 is located at institute
State the lower section of kovar ring 10, and the tip contact of the reflecting plate locating piece 4 and the soldering mandril 3, the welding piece 11 with
The metallized ceramic 7 is fixedly connected, fixation hole there are four settings on the welding piece 11, and the one of first outside lead 81
End and one end of the second external cathode lead 82 both pass through the fixation hole and are fixed on the welding piece 11, inside described first
One end of lead 83 and one end of the second inner lead 84 both pass through the fixation hole and are fixed on the welding piece 11, the gold
It is provided with first through hole on categoryization ceramics 7, the second through-hole is provided on the kovar ring 10, is set on the reflecting plate locating piece 4
It is equipped with through slot, the other end of the other end of first outside lead 81 and the second outside lead 82 both passes through the first through hole
It is extend into the top of the metallized ceramic 7, it is logical that the other end of the first inner cathode lead 83 sequentially passes through described second
It is stretched to behind hole and through slot in the fairlead 21, the other end of the second inner cathode lead 84 sequentially passes through described second
It is set in after through-hole and through slot outside the boss 22.
Specifically, setting is there are two first through hole and two the first blind holes on the metallized ceramic 7, inside described first
One end of cathode leg 83 and one end of the second inner cathode lead 84 stretch to the first blind hole of the metallized ceramic 7
Interior, it is logical that one end of one end of the first external cathode lead 81 and the second external cathode lead 82 passes through described first
Hole extend into the top of the metallized ceramic 7.
It should be noted that the shape of the kovar ring 10 is similar to the shape of straw hat, the second through-hole is arranged in cap bottom position,
The brim of a hat position is contacted with soldering pedestal 1.
It should also be noted that, the welding piece 11 is fixedly connected by welding with metallized ceramic 7.The yin
Pole lead 8 and the welding piece 11 are also to be fixed in the fixation hole of welding piece 11 by welding.
Specifically, for anchor leg fixation kit and metallized ceramic, institute's lead fixation kit and the metal
The periphery for changing ceramics 7 is arranged metallized ceramic fixed block 5.
Specifically, in order to fix the cathode antenna positioned at the top of metallized ceramic, the metallized ceramic fixed block 5
Cathode fixed block 6 is arranged in top, and the cathode fixed block setting is fluted, and the cathode antenna 8 is located at the metallized ceramic 7
The part of top be located in the groove of the cathode fixed block 6.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (8)
1. a kind of magnetron cathode antenna brazed assembly, which is characterized in that the magnetron cathode antenna brazed assembly includes：Pricker
Soldering bottom seat（1）, the soldering pedestal（1）It is provided with the first mounting structure（11）, first mounting structure（11）Inside it is arranged with
It is brazed mandril（3）, the soldering mandril（3）It is provided with the second mounting structure（31）, second mounting structure（31）Inside it is arranged
There is lead fixed block（2）, the soldering mandril（3）Upper end be provided with lead fixation kit, used on the lead fixation kit
In setting metallized ceramic（7）, fixation hole, the metallized ceramic are provided on the lead fixation kit（7）On be provided with
Through-hole, cathode leg（8）One end be located at the metallized ceramic（7）Top, cathode leg（8）The other end successively pass through
The metallized ceramic（7）Through-hole and the lead fixation kit fixation hole and the lead fixed block（2）Connection.
2. magnetron cathode antenna brazed assembly according to claim 1, which is characterized in that the cathode leg（8）Packet
External cathode lead and inner cathode lead are included, the external cathode lead includes the first external cathode lead（81）Outside second
Portion's cathode leg（82）, the inner cathode lead includes the first inner cathode lead（83）With the second inner cathode lead
（84）, the first external cathode lead（81）With the second external cathode lead（82）It is each attached to the lead fixation kit
Upper end, first inner lead（83）With the second inner lead（84）It is each attached to the lower end of the lead fixation kit, institute
It states external cathode lead and is located at the metallized ceramic away from one end of the lead fixation kit（7）Top, the inside
The one end and the lead fixed block of cathode leg away from the fixation kit（2）Connection.
3. magnetron cathode antenna brazed assembly according to claim 2, which is characterized in that the lead fixed block（2）
On be provided with fairlead（21）And boss（22）, the first inner cathode lead（83）It stretches one end away from the fixation kit
Enter to the fairlead（21）It is interior, the second inner cathode lead（84）It is set in away from one end of the fixation kit described
Boss（22）Outside.
4. magnetron cathode antenna brazed assembly according to claim 3, which is characterized in that the lead fixation kit packet
Include reflecting plate locating piece（4）, kovar ring（10）And welding piece（11）, the welding piece（11）Positioned at the kovar ring（10）It is upper
Side, the reflecting plate locating piece（4）Positioned at the kovar ring（10）Lower section, and the reflecting plate locating piece（4）With the pricker
Weld mandril（3）Tip contact, the welding piece（11）With the metallized ceramic（7）It is fixedly connected, the welding piece（11）
There are four fixation hole, first outside leads for upper setting（81）One end and the second external cathode lead（82）One end wear
It crosses the fixation hole and is fixed on the welding piece（11）On, first inner lead（83）One end and the second inner lead
（84）One end both pass through the fixation hole and be fixed on the welding piece（11）On, the metallized ceramic（7）On be provided with
One through-hole, the kovar ring（10）On be provided with the second through-hole, the reflecting plate locating piece（4）On be provided with through slot, described
One outside lead（81）The other end and the second outside lead（82）The other end both pass through the first through hole extend into it is described
Metallized ceramic（7）Top, the first inner cathode lead（83）The other end sequentially pass through second through-hole and logical
The fairlead is stretched to after slot（21）It is interior, the second inner cathode lead（84）The other end to sequentially pass through described second logical
The boss is set in behind hole and through slot（22）Outside.
5. magnetron cathode antenna brazed assembly according to claim 1, which is characterized in that the lead fixation kit and
The metallized ceramic（7）Periphery be arranged metallized ceramic fixed block（5）.
6. magnetron cathode antenna brazed assembly according to claim 5, which is characterized in that the metallized ceramic is fixed
Block（5）Top be arranged cathode fixed block（6）, fluted, the cathode antenna of the cathode fixed block setting（8）Positioned at described
Metallized ceramic（7）The part of top be located at the cathode fixed block（6）Groove in.
7. magnetron cathode antenna brazed assembly as claimed in any of claims 1 to 6, which is characterized in that described
First mounting structure（11）Including the first circular hole.
8. magnetron cathode antenna brazed assembly as claimed in any of claims 1 to 6, which is characterized in that described
Second mounting structure（31）Including the second circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863647.5A CN108817598B (en) | 2018-08-01 | 2018-08-01 | Magnetron cathode antenna brazing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863647.5A CN108817598B (en) | 2018-08-01 | 2018-08-01 | Magnetron cathode antenna brazing assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108817598A true CN108817598A (en) | 2018-11-16 |
| CN108817598B CN108817598B (en) | 2024-05-31 |
Family
ID=64153337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810863647.5A Active CN108817598B (en) | 2018-08-01 | 2018-08-01 | Magnetron cathode antenna brazing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108817598B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238275A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Magnetron exhaust pipe assembly assembling process |
| CN112238274A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Assembling process of magnetron cathode assembly |
| CN112242282A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Assembly process of pipe core assembly |
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| JPH0785950A (en) * | 1993-09-14 | 1995-03-31 | Sharp Corp | Lead terminal connecting device of ceramic heater |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112238275A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Magnetron exhaust pipe assembly assembling process |
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| CN112242282A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Assembly process of pipe core assembly |
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| CN112238275B (en) * | 2020-08-07 | 2022-05-10 | 广东格兰仕微波炉电器制造有限公司 | Magnetron exhaust pipe assembly assembling process |
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|---|---|
| CN108817598B (en) | 2024-05-31 |
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