CN101840830A - Ceramic thyratron - Google Patents
Ceramic thyratron Download PDFInfo
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- CN101840830A CN101840830A CN200910025994A CN200910025994A CN101840830A CN 101840830 A CN101840830 A CN 101840830A CN 200910025994 A CN200910025994 A CN 200910025994A CN 200910025994 A CN200910025994 A CN 200910025994A CN 101840830 A CN101840830 A CN 101840830A
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Abstract
The invention discloses a ceramic thyratron. In the thyratron, a grid part is fixedly connected with the lower part of an anode ceramic seal part, and is fixedly connected with the upper part of a cathode grid part; the position of a tube base part is fixed under the cathode grid part; the position of the cathode part is fixed between the grid part and the tube base part; and the anode part is fixedly positioned on the anode ceramic seal part. The anode part comprises a molybdenum anode, a lining plate, an anode cup, an anode plate and an anode lead wire, wherein the anode cup is fixed on the molybdenum anode; the lining plate is fixed on the bottom of the interior of the anode cup; one end of the anode lead wire is fixedly arranged at the central hole of the lining plate in a penetrating manner; the anode plate is fixedly sleeved in the middle of the anode lead wire; a circle of through holes are uniformly provided at the middle of the wall of the anode cup; the anode plate can just seal the upper parts of the through holes, thus an anode hydrogen storage cavity is separated in the inner space of the anode cup for gas ionization supplying for anode-grid space; and a grid radiating ring is fixedly sleeved on the outer wall of the mouth of the grid cup, so that the heat dissipation performance of the grid part can be improved, and the whole tube temperature of the ceramic thyratron can be reduced.
Description
Technical field
The present invention relates to a kind of thyratron, especially a kind of ceramic thyratron.
Background technology
At present, known thyratron structure mainly is made up of anode, control grid, negative electrode, cathode filament and Chu Qing device heating part, and some thyratron also has auxiliary grid.The power line that the each several part of thyratron is corresponding with equipment connects, and earlier cathode filament and Chu Qing device is carried out the making alive preheating, powers up source voltage for simultaneously auxiliary grid and control grid, after finishing warm-up time, just can anode add high voltage operation.When anode added high voltage operation, ceramic thyratron must adopt blower fan to the male or female part forced air cooling of ceramic thyratron but, and preferably antianode and cathode portion are carried out air cooling simultaneously.General ceramic thyratron is not have long-time stable work under the condition of air cooling, and this is to some difficulty that does not have the equipment of blower fan cooling to bring versatility to replace.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of ceramic thyratron, can there be long-time reliable and stable work under the environmental condition of forced air cooling.
The present invention for the technical scheme that solves its technical problem and adopt is:
A kind of ceramic thyratron, comprise anode component, gate members and cathode assembly, gate members comprises grid baffle plate, grid cup and control grid lead, the grid baffle plate fixedly places the interior cup of grid cup at the end, the be connected rim of a cup of grid cup of control grid lead, with the assembly direction is benchmark: the anode porcelain sealing bottom gate members that is connected, the gate members cloudy grid parts top that is connected, pipe base member fixed-site is deleted parts in the moon below, the cathode assembly fixed-site is between gate members and pipe base member, and anode component is fixed positioned on the anode porcelain sealing; Anode component comprises the molybdenum anode, liner plate, anode cup, positive plate and anode tap, the rim of a cup of anode cup up, anode cup fixedly places on the molybdenum anode, liner plate fixedly places the interior cup of anode cup at the end, anode tap one end fixedly is located in the centre bore of liner plate, the positive plate fixed cover is located at the anode tap middle part, the wall of cup middle part of described anode cup evenly offers a ring through hole, the top of the proper salable through hole of described positive plate, described anode tap, the anode cup inner space that positive plate and liner plate defined forms anode storage hydrogen cavity, be easy to replenishing like this to sun-grid space gas ionization, the gas ionization that has overcome traditional ceramic thyratron sun-grid space replenishes the shortcoming that participates in gas ionization fully by the slotted eye of grid cup by hydrogen, the gas ionization in sun-grid space is finished by two parts: a part is from the slotted eye of grid cup, and another part is from anode storage hydrogen cavity; Described gate members also includes the grid heat dissipating ring, the rim of a cup of grid cup down, described grid heat dissipating ring fixed cover is located on the rim of a cup outer wall of grid cup, increased the heat-sinking capability of grid part like this, the grid heat dissipating ring becomes the radiator portion that exposes of grid cup, more effectively ensured the heat loss through conduction ability of grid part, thereby reduced the homogeneous tube temperature of ceramic thyratron, intraductal atmospheric pressure is remained in the working range.
Further technical scheme of the present invention is:
With the assembly direction is benchmark: the structure that anode component is fixed positioned on the anode porcelain sealing is: described anode porcelain sealing comprises two clamp porcelain rings, anode porcelain ring and connecting rings, described two clamp porcelain rings are set in anode porcelain ring two ends respectively, connecting ring is fixedly sleeved between anode porcelain ring lower end and clamp porcelain ring, the rim of a cup of the anode cup of described anode component is provided with extension, and the rim of a cup extension of this anode cup is fixedly sleeved between anode porcelain ring upper end and clamp porcelain ring.
With the assembly direction is benchmark, and the be connected structure of gate members of described anode porcelain sealing bottom is: the grid heat dissipating ring top that is connected, anode porcelain sealing bottom, the connecting ring fixed card of anode porcelain sealing is in grid heat dissipating ring top.
Described anode porcelain sealing and gate members are affixed by argon arc welding.
With the assembly direction is benchmark, and the be connected structure on cloudy grid parts top of described gate members is: the grid heat dissipating ring bottom the moon that is connected is deleted parts top, and the moon is deleted the upper parts of components fixed card in grid heat dissipating ring bottom.
With the assembly direction is benchmark, and the top of described anode component is provided with anode radiator, has increased the heat-sinking capability of anode component.
With the assembly direction is benchmark, and the anode radiator bottom closely contacts with positive plate, and anode radiator is fastened in the anode cup inner space on positive plate top, thereby can easily anode radiator be dismantled and be installed on the anode component.
Fill in the pipe of described ceramic thyratron and be equipped with deuterium gas, the proof voltage of deuterium gas and the capacity of heat transmission all are better than hydrogen, will make the ceramic thyratron more stable work so charge into deuterium gas in pipe.
The invention has the beneficial effects as follows: anode component adopts anode storage hydrogen cavity body structure, be easy to replenishing to sun-grid space gas ionization, the gas ionization that has overcome traditional ceramic thyratron sun-grid space replenishes the shortcoming that participates in gas ionization fully by the slotted eye of grid cup by hydrogen, the gas ionization in sun-grid space is finished by two parts: a part is from the slotted eye of grid cup, and another part is from anode storage hydrogen cavity; Adopt grid heat dissipating ring fixed cover to be located at structure on the rim of a cup outer wall of grid cup, increased the heat-sinking capability of grid part, the grid heat dissipating ring becomes the radiator portion that exposes of grid cup, more effectively ensured the heat loss through conduction ability of grid part, thereby reduce the homogeneous tube temperature of ceramic thyratron, intraductal atmospheric pressure is remained in the working range; Anode radiator is established on top at anode component, has increased the heat-sinking capability of anode component; Fill in the pipe of ceramic thyratron and put deuterium gas, the proof voltage of deuterium gas and the capacity of heat transmission all are better than hydrogen, make the ceramic thyratron more stable work; To sum up, replenishing of the sun of thyratron of the present invention-grid space gas ionization is in time abundant, and heat dispersion is outstanding, can not have long-time reliable and stable work under the environmental condition of forced air cooling.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a schematic appearance of the present invention;
Fig. 3 is the structural representation of anode component of the present invention;
Fig. 4 is that anode component of the present invention is fixed positioned in the schematic diagram on the anode porcelain sealing;
Fig. 5 is the structural representation of gate members of the present invention.
Embodiment
Embodiment: a kind of ceramic thyratron, comprise anode component 3, gate members 5 and cathode assembly 6, gate members 5 comprises grid baffle plate 18, grid cup 19 and control grid lead 21 are formed, grid baffle plate 18 fixedly places cup in the grid cup 19 at the end, the be connected rim of a cup of grid cup 19 of control grid lead 21, with the assembly direction is benchmark: the anode porcelain sealing 2 bottoms gate members 5 that is connected, gate members 5 cloudy grid parts 8 tops that are connected, pipe base member 9 fixed-site are deleted parts 8 in the moon below, cathode assembly 6 fixed-site are between gate members 5 and pipe base member 9, and anode component 3 is fixed positioned on the anode porcelain sealing 2; Anode component 3 comprises molybdenum anode 14, liner plate 13, anode cup 12, positive plate 11 and anode tap 10, the rim of a cup of anode cup 12 up, anode cup 12 fixedly places on the molybdenum anode 14, liner plate 13 fixedly places cup in the anode cup 12 at the end, anode tap 10 1 ends fixedly are located in the centre bore of liner plate 13, positive plate 11 fixed covers are located at anode tap 10 middle parts, the wall of cup middle part of described anode cup 12 evenly offers a ring through hole, the top of described positive plate 11 proper salable through holes, described anode tap 10, the inner space of the anode cup 12 that positive plate 11 and liner plate 13 are defined forms anode storage hydrogen cavity 4, be easy to replenishing like this to sun-grid space gas ionization, the gas ionization that has overcome traditional ceramic thyratron sun-grid space replenishes the shortcoming that participates in gas ionization fully by the slotted eye of grid cup 19 by hydrogen, the gas ionization in sun-grid space is finished by two parts: a part is from the slotted eye of grid cup 19, and another part is from anode storage hydrogen cavity 4; Described gate members 5 also includes grid heat dissipating ring 7, the rim of a cup of grid cup 19 down, described grid heat dissipating ring 7 fixed covers are located on the rim of a cup outer wall of grid cup 19, increased the heat-sinking capability of gate members 5 like this, grid heat dissipating ring 7 becomes the radiator portion that exposes of grid cup 19, more effectively ensured the heat loss through conduction ability of gate members 5, thereby reduced the homogeneous tube temperature of ceramic thyratron, intraductal atmospheric pressure is remained in the working range.
Further technical scheme of the present invention is:
With the assembly direction is benchmark: the structure that anode component is fixed positioned on the anode porcelain sealing is: described anode porcelain sealing 2 comprises two clamp porcelain rings 15, anode porcelain ring 16 and connecting ring 17, described two clamp porcelain rings 15 are set in anode porcelain ring 16 two ends respectively, connecting ring 17 is fixedly sleeved between anode porcelain ring 16 lower ends and clamp porcelain ring 15, the rim of a cup of the anode cup 12 of described anode component 3 is provided with extension, and the rim of a cup extension of this anode cup 12 is fixedly sleeved between anode porcelain ring 16 upper ends and clamp porcelain ring 15.
With the assembly direction is benchmark, and the be connected structure of gate members of described anode porcelain sealing bottom is: grid heat dissipating ring 7 tops that are connected, anode porcelain sealing 2 bottoms, connecting ring 17 fixed card of anode porcelain sealing 2 are in grid heat dissipating ring 7 tops.
Described anode porcelain sealing 2 is affixed by argon arc welding with gate members 5.
With the assembly direction is benchmark, and the be connected structure on cloudy grid parts top of described gate members is: the grid heat dissipating ring 7 bottoms the moon that is connected is deleted parts 8 tops, and the moon is deleted the top fixed card of parts 8 in grid heat dissipating ring 7 bottoms.
With the assembly direction is benchmark, and the top of described anode component is provided with anode radiator 1, has increased the heat-sinking capability of anode component.
With the assembly direction is benchmark, and anode radiator 1 bottom closely contacts with positive plate 11, and anode radiator 1 is fastened in anode cup 12 inner spaces on positive plate 11 tops, thereby can easily anode radiator be dismantled and be installed on the anode component.
Fill in the pipe of described ceramic thyratron and be equipped with deuterium gas, the proof voltage of deuterium gas and the capacity of heat transmission all are better than hydrogen, will make the ceramic thyratron more stable work so charge into deuterium gas in pipe.
To sum up, replenishing of the sun of thyratron of the present invention-grid space gas ionization is in time abundant, and heat dispersion is outstanding, can not have long-time reliable and stable work under the environmental condition of forced air cooling.
Claims (8)
1. ceramic thyratron, comprise anode component (3), gate members (5) and cathode assembly (6), gate members (5) comprises grid baffle plate (18), grid cup (19) and control grid lead (21), the grid baffle plate fixedly places the interior cup of grid cup at the end, the be connected rim of a cup of grid cup of control grid lead, it is characterized in that: be benchmark with the assembly direction: anode porcelain sealing (2) the bottom gate members (5) that is connected, gate members cloudy grid parts (8) top that is connected, pipe base member (9) fixed-site is deleted parts in the moon below, the cathode assembly fixed-site is between gate members and pipe base member, and anode component is fixed positioned on the anode porcelain sealing (2); Anode component (3) comprises molybdenum anode (14), liner plate (13), anode cup (12), positive plate (11) and anode tap (10), the rim of a cup of anode cup up, anode cup fixedly places on the molybdenum anode, liner plate fixedly places the interior cup of anode cup at the end, anode tap one end fixedly is located in the centre bore of liner plate, the positive plate fixed cover is located at the anode tap middle part, the wall of cup middle part of described anode cup evenly offers a ring through hole, the top of the proper salable through hole of described positive plate, described anode tap, the anode cup inner space that positive plate and liner plate defined forms anode storage hydrogen cavity (4); Described gate members also includes grid heat dissipating ring (7), the rim of a cup of grid cup down, described grid heat dissipating ring fixed cover is located on the rim of a cup outer wall of grid cup.
2. ceramic thyratron according to claim 1, it is characterized in that: be benchmark with the assembly direction: the structure that anode component is fixed positioned on the anode porcelain sealing is: described anode porcelain sealing (2) comprises two clamp porcelain rings (15), anode porcelain ring (16) and connecting ring (17), described two clamp porcelain rings are set in anode porcelain ring two ends respectively, connecting ring is fixedly sleeved between anode porcelain ring lower end and clamp porcelain ring, the rim of a cup of the anode cup (12) of described anode component (3) is provided with extension, and the rim of a cup extension of this anode cup is fixedly sleeved between anode porcelain ring upper end and clamp porcelain ring.
3. ceramic thyratron according to claim 1, it is characterized in that: be benchmark with the assembly direction, the be connected structure of gate members of described anode porcelain sealing bottom is: the grid heat dissipating ring top that is connected, anode porcelain sealing bottom, the connecting ring fixed card of anode porcelain sealing is in grid heat dissipating ring top.
4. according to claim 1 or 3 described ceramic thyratrons, it is characterized in that: described anode porcelain sealing and gate members are affixed by argon arc welding.
5. ceramic thyratron according to claim 1, it is characterized in that: be benchmark with the assembly direction, the be connected structure on cloudy grid parts top of described gate members is: the grid heat dissipating ring bottom the moon that is connected is deleted parts top, and the moon is deleted the upper parts of components fixed card in grid heat dissipating ring bottom.
6. ceramic thyratron according to claim 1 is characterized in that: be benchmark with the assembly direction, the top of described anode component is provided with anode radiator (1).
7. ceramic thyratron according to claim 6 is characterized in that: be benchmark with the assembly direction, the anode radiator bottom closely contacts with positive plate, and anode radiator is fastened in the anode cup inner space on positive plate top.
8. ceramic thyratron according to claim 1 is characterized in that: fill in the pipe of described ceramic thyratron and be equipped with deuterium gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100259941A CN101840830B (en) | 2009-03-16 | 2009-03-16 | Ceramic thyratron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100259941A CN101840830B (en) | 2009-03-16 | 2009-03-16 | Ceramic thyratron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101840830A true CN101840830A (en) | 2010-09-22 |
| CN101840830B CN101840830B (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100259941A Active CN101840830B (en) | 2009-03-16 | 2009-03-16 | Ceramic thyratron |
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| CN (1) | CN101840830B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472925A (en) * | 2015-12-01 | 2016-04-06 | 许继电源有限公司 | Hydrogen thyratron fixing seat and hydrogen thyratron device employing fixing seat |
| CN113808896A (en) * | 2021-09-16 | 2021-12-17 | 中国科学院高能物理研究所 | Shadow mask assembly and electron gun |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052562C (en) * | 1997-03-01 | 2000-05-17 | 丁海年 | Improved discharge tube |
| US5994661A (en) * | 1997-11-14 | 1999-11-30 | Litton Systems, Inc. | Thermo-quiescent reservoir system for a gaseous-discharge device |
-
2009
- 2009-03-16 CN CN2009100259941A patent/CN101840830B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472925A (en) * | 2015-12-01 | 2016-04-06 | 许继电源有限公司 | Hydrogen thyratron fixing seat and hydrogen thyratron device employing fixing seat |
| CN113808896A (en) * | 2021-09-16 | 2021-12-17 | 中国科学院高能物理研究所 | Shadow mask assembly and electron gun |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101840830B (en) | 2012-05-09 |
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Address after: 215301 West Lake Road, Kunshan Development Zone, Jiangsu, China, No. 28, No. Patentee after: Kunshan national electronic Polytron Technologies Inc Address before: 215301 Changjiang Road, Kunshan Development Zone, Jiangsu, China, 179 Patentee before: Kunshan Guoli Vacuum Electric Co., Ltd. |
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| CP03 | Change of name, title or address |