CN101355188A - Three centimeter frequency band rapid switch and technique of preparing the same - Google Patents
Three centimeter frequency band rapid switch and technique of preparing the same Download PDFInfo
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- CN101355188A CN101355188A CNA2008100682908A CN200810068290A CN101355188A CN 101355188 A CN101355188 A CN 101355188A CN A2008100682908 A CNA2008100682908 A CN A2008100682908A CN 200810068290 A CN200810068290 A CN 200810068290A CN 101355188 A CN101355188 A CN 101355188A
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- frequency band
- hours
- warming
- rapid switch
- ball milling
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Abstract
The invention discloses a three-centimeter frequency band rapid switch capable of bearing 70KW peak value power and the 100W average power. The inside of a T-shaped waveguide junction is provided with a star-shaped ferrite which is externally provided with an insulating layer, thereby improving the formula and the technique of a ferrite material so that the ferrite material bears the 70KW peak value power and the 100W average power.
Description
Technical field
The present invention relates to the three centimeter frequency band rapid switch field, relate in particular to a kind of three centimeter frequency band rapid switch that can bear 70KW peak power and 100W average power.
Background technology
Existing three centimeter frequency band rapid switch is developed for the radar receiving branch, and its purposes is to replace the discharge tube switch and insert in the receiving branch.This product structure is provided with mill star oxysome 2 ' in the T type waveguide junction 1 ' as shown in Figure 1.The star ferrite structure as shown in Figure 2.The excitation line passes ferrite inside, flow through big pulse current in the excitation line, instantaneous generation high-intensity magnetic field, make T type knot switch form an instantaneous circulator, the belt direction of this instantaneous circulator changes with the direction of pulse current, if a mouth at T type knot connects a full matched load, then between other two mouths, formed " opening " and " breaking " two states.This switch performances depends mainly on the mill star oxysome in the T type waveguide junction.This switch successfully substitutes the discharge tube switch and is widely used in the radar receiving branch.
But it is little that existing three centimeter frequency band rapid switch bears power, can only bear peak power 20KW, average power 20W, switching times 1.5 μ s.If surpass the peak power of 20KW, this high-speed switch can not use.
Summary of the invention
The object of the present invention is to provide a kind of three centimeter frequency band rapid switch that can bear 70KW peak power and 100W average power.
For realizing purpose of the present invention, technical scheme of the present invention is:
A kind of three centimeter frequency band rapid switch is provided with the mill star oxysome in the T type waveguide junction, and described mill star oxysome prepares according to following steps:
1) batching: Li
2CO
34-6%
MgO 7-9％
TiO
2 10-12％
ZnO 8-10％
CuO 1-2％
Co
2O
3 0.1-0.2％
Bi
2O
3 0.2-0.3％
CaCO
3 0.01-0.06％
NiO 0.3-0.5％
MnCO
3 5-6％
Fe
2O
3 60-64％
2) ball milling:
The batching that step 1 is prepared is placed on ball milling 22-24h in the ball mill, makes batch mixes even;
3) oven dry:
The batching oven dry that step 2 ball milling is good;
4) sieve:
The batching of step 3 oven dry is sieved;
5) pre-burning:
Heat up, be incubated by the pre-burning curve, cool off with stove the outage back;
6) secondary ball milling:
After adding MgO, ball milling 22-24h in ball mill;
7) oven dry:
With step
The batching oven dry that ball milling is good;
8) granulation:
Manually granulation, the ratio with 13% adds the aqueous solution that contains 6% polyvinyl alcohol, crosses the 30-40 mesh sieve;
9) die mould
10) sintering:
In tunnel cave, carry out sintering according to sintering curre.
The bake out temperature of described step 3) and step 7) is 110-120 ℃.
The described step 4) 20-30 mesh sieve of preparing burden.
Described step 5) pre-burning curve is evenly to be warming up to 380 ℃ in 2 hours, and 380 ℃ are warming up to 540 ℃ in 1 hour, is warming up to 850 ℃ by 540 ℃ in 2 hours, and 850 ℃ kept 4 hours.
Described step 10) sintering curre is to be warming up to 400 ℃ in 6 hours, is warming up to 540 ℃ by 400 ℃ in 2 hours, is warming up to 980 ℃ by 540 ℃ in 3 hours, and 980 ℃ kept 6 hours
Described mill star oxysome is provided with one deck insulating barrier outward.
Three centimeter frequency band rapid switch of the present invention, in order to improve device breakdown intensity, around ferrite, increased one deck dielectric, and the prescription and the technology of Ferrite Material have been improved, increased the content of cobalt ions, improved the threshold power of material, made it can bear the average power of 70KW peak power and 100W.
Description of drawings
Fig. 1 is existing three centimeter frequency band rapid switch structural representation;
Fig. 2 is existing mill star oxysome structural representation;
Fig. 3 is a three centimeter frequency band rapid switch vertical profile structural representation of the present invention;
Fig. 4 is a three centimeter frequency band rapid switch cross cut structure schematic diagram of the present invention;
Fig. 5 is the pre-burning curve;
Fig. 6 is a sintering curre.
The primary clustering symbol description
1 ' T type ripple knot is led 2 ' mill star oxysome
1, T type ripple knot lead 2, the mill star oxysome
3, pottery coupling sheet 4, through wires hole
5, support 6, lead
7, insulating barrier
Embodiment
See also Fig. 3 and Fig. 4, a kind of three centimeter frequency band rapid switch, be provided with mill star oxysome 2 in the T type waveguide junction 1, the described mill star oxysome 2 outer one deck insulating barriers 7 that are provided with, be provided with through wires hole 4 in the mill star oxysome, have lead 6 in the through wires hole, 2 of T type waveguide junction 1 and mill star oxysomes are provided with support 5, and T type waveguide junction 1 each port is provided with pottery coupling sheet 3.
Described mill star oxysome prepares according to following steps:
1) batching: Li
2CO
347.98g
MgO 69.21g (adding MgO7.4g)
TiO
2 113.74g
ZnO 88.33g
CuO 14.46g
Co
2O
3 1.88g
Bi
2O
3 2.54g
CaCO
3 0.46g
NiO 4.08g
MnCO
3 55.03g
Fe
2O
3 628.42g
Total material is heavy: 1033.53g (contain and add MgO7.4g);
2) ball milling:
The batching 1033.53g adding distilled water 2584ml that step 1 is prepared is placed on ball milling 24h in the ball mill, and rotating speed 156r/min makes batch mixes even, and material: water: the ratio of ball is 1: 2: 2;
3) oven dry:
110 ℃ of oven dry of the batching that step 2 ball milling is good;
4) sieve:
With the batching of step 3 oven dry 30 mesh sieves;
5) pre-burning:
Step 4) gained batching heats up, is incubated by pre-burning curve as described in Figure 5, evenly is warming up to 380 ℃ in 2 hours, and 380 ℃ are warming up to 540 ℃ in 1 hour, are warming up to 850 ℃ by 540 ℃ in 2 hours, and 850 ℃ kept 4 hours, and cool off with stove the outage back;
6) secondary ball milling:
Step 5) gained batching 1033.53g adds water 1250ml, adds MgO7.4g again, ball milling 24h in ball mill, and material: water: the ratio of ball is 1: 2: 2;
7) oven dry:
110 ℃ of oven dry of the batching that the step 6) ball milling is good;
8) granulation:
Manually granulation, the ratio with 13% adds the aqueous solution 34g that contains 6% polyvinyl alcohol, crosses 40 mesh sieves;
9) die mould:
Mould model: TX663-1C (13mm * 170mm)
Stamen size (mm): ￠ 2.4 * 168
Compact dimensions (mm): 13 * 13 * 170 stamens put inclined to one side 1/3
Be cut into (mm) by knife: 13 * 13 * 40 segment
10) sintering:
Carry out sintering according to sintering curre shown in Figure 6 in tunnel cave, be warming up to 400 ℃ in 6 hours, be warming up to 540 ℃ by 400 ℃ in 2 hours, be warming up to 980 ℃ by 540 ℃ in 3 hours, 980 ℃ kept 6 hours, and cool off with stove the outage back.
Three centimetres of high power high-speed switches of the present invention are under the state of peak power 70KW, average power 100W, and the forward Insertion Loss still remains on below the 0.5dB.The punch-through of not striking sparks produces, and the device working stability is reliable.Test result sees Table 1.
Table 1 three centimeter frequency band rapid switch test data
Claims (6)
1, a kind of three centimeter frequency band rapid switch is provided with the mill star oxysome in the T type waveguide junction, it is characterized in that: described mill star oxysome prepares according to following steps:
1) batching: Li
2CO
34-6%
MgO 7-9％
TiO
2 10-12％
ZnO 8-10％
CuO 1-2％
Co
2O
3 0.1-0.2％
Bi
2O
3 0.2-0.3％
CaCO
3 0.01-0.06％
NiO 0.3-0.5％
MnCO
3 5-6％
Fe
2O
3 60-64％
2) ball milling:
The batching that step 1 is prepared is placed on ball milling 22-24h in the ball mill, makes batch mixes even;
3) oven dry:
The batching oven dry that step 2 ball milling is good;
4) sieve:
The batching of step 3 oven dry is sieved;
5) pre-burning:
Heat up, be incubated by the pre-burning curve, cool off with stove the outage back;
6) secondary ball milling:
After adding power MgO, ball milling 22-24h in ball mill;
7) oven dry:
The batching oven dry that step 6 ball milling is good;
8) granulation:
Manually granulation, the ratio with 13% adds the aqueous solution that contains 6% polyvinyl alcohol, crosses the 30-40 mesh sieve;
9) die mould
10) sintering:
In tunnel cave, carry out sintering according to sintering curre.
2, three centimeter frequency band rapid switch according to claim 1 is characterized in that: the bake out temperature of described step 3) and step 7) is 110-120 ℃.
3, three centimeter frequency band rapid switch according to claim 1 is characterized in that: the described step 4) 20-30 mesh sieve of preparing burden.
4, three centimeter frequency band rapid switch according to claim 1, it is characterized in that: described step 5) pre-burning curve is evenly to be warming up to 380 ℃ in 2 hours, 380 ℃ are warming up to 540 ℃ in 1 hour, are warming up to 850 ℃ by 540 ℃ in 2 hours, and 850 ℃ kept 4 hours.
5, three centimeter frequency band rapid switch according to claim 1 is characterized in that: described step 10) sintering curre is to be warming up to 400 ℃ in 6 hours, is warming up to 540 ℃ by 400 ℃ in 2 hours, is warming up to 980 ℃ by 540 ℃ in 3 hours, and 980 ℃ kept 6 hours
6, three centimeter frequency band rapid switch according to claim 1 is characterized in that: described mill star oxysome is provided with one deck insulating barrier outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100682908A CN100530814C (en) | 2008-07-04 | 2008-07-04 | Three centimeter frequency band rapid switch and technique of preparing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100682908A CN100530814C (en) | 2008-07-04 | 2008-07-04 | Three centimeter frequency band rapid switch and technique of preparing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101355188A true CN101355188A (en) | 2009-01-28 |
| CN100530814C CN100530814C (en) | 2009-08-19 |
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ID=40307857
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100682908A Active CN100530814C (en) | 2008-07-04 | 2008-07-04 | Three centimeter frequency band rapid switch and technique of preparing the same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956536A (en) * | 2014-04-01 | 2014-07-30 | 涞水县涞磁凯立特磁业有限公司 | X-band polarization plane change-over switch capable of bearing high average power |
| CN103956535A (en) * | 2014-04-01 | 2014-07-30 | 涞水县涞磁凯立特磁业有限公司 | X-band quick switch capable of bearing high average power |
| CN104129980A (en) * | 2014-07-07 | 2014-11-05 | 宁波海曙欧斯特电子有限公司 | Low-sintering-temperature soft magnetic ferrite material and preparation method thereof |
| CN110492205A (en) * | 2019-08-19 | 2019-11-22 | 北京无线电测量研究所 | A kind of V-band ferrite switch for telecommunication satellite |
-
2008
- 2008-07-04 CN CNB2008100682908A patent/CN100530814C/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956536A (en) * | 2014-04-01 | 2014-07-30 | 涞水县涞磁凯立特磁业有限公司 | X-band polarization plane change-over switch capable of bearing high average power |
| CN103956535A (en) * | 2014-04-01 | 2014-07-30 | 涞水县涞磁凯立特磁业有限公司 | X-band quick switch capable of bearing high average power |
| CN103956535B (en) * | 2014-04-01 | 2016-05-04 | 涞水县涞磁凯立特磁业有限公司 | Can bear the X-band high-speed switch of high-average power |
| CN103956536B (en) * | 2014-04-01 | 2016-05-18 | 涞水县涞磁凯立特磁业有限公司 | Can bear the X-band plane of polarization change-over switch of high-average power |
| CN104129980A (en) * | 2014-07-07 | 2014-11-05 | 宁波海曙欧斯特电子有限公司 | Low-sintering-temperature soft magnetic ferrite material and preparation method thereof |
| CN110492205A (en) * | 2019-08-19 | 2019-11-22 | 北京无线电测量研究所 | A kind of V-band ferrite switch for telecommunication satellite |
| CN110492205B (en) * | 2019-08-19 | 2021-09-10 | 北京无线电测量研究所 | V-band ferrite switch for communication satellite |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100530814C (en) | 2009-08-19 |
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Address after: 518000 Guangdong city of Shenzhen province Nanshan District Chiwan Shekou Shao Di Road No. 1 Chiwan Industrial Park E Building 1 floor Patentee after: Shenzhen Hua Yang Communications, Inc Address before: 518000 Guangdong city of Shenzhen province Nanshan District Shekou Shao Di Road No. 1 Chiwan Industrial Park E building two floor Patentee before: Shenzhen Huayang Communication Technology Co., Ltd. |
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Owner name: SHENZHEN HUAYANG COMMUNICATION TECHNOLOGY CO., LTD Free format text: FORMER NAME: HUAYANG TECHNOLOGY DEVELOPMENT CO., LTD. |
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Address after: 518000 Guangdong city of Shenzhen province Nanshan District Chiwan Shekou Shao Di Road No. 1 Chiwan Industrial Park E Building 1 floor Patentee after: Shenzhen Huayang Communication Technology Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Chiwan Shekou Shao Di Road No. 1 Chiwan Industrial Park E Building 1 floor Patentee before: Shenzhen Hua Yang Communications, Inc |