CN207365431U - A kind of composite getter for metal direct connection solar energy vacuum tube - Google Patents
A kind of composite getter for metal direct connection solar energy vacuum tube Download PDFInfo
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- CN207365431U CN207365431U CN201720919616.8U CN201720919616U CN207365431U CN 207365431 U CN207365431 U CN 207365431U CN 201720919616 U CN201720919616 U CN 201720919616U CN 207365431 U CN207365431 U CN 207365431U
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- getter
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- ring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a kind of composite getter for metal direct connection solar energy vacuum tube, including evaporable air-absorbing agent, non-nonevaporable getter agent and getter support, evaporable air-absorbing agent is connected by getter support with non-nonevaporable getter agent and evaporable air-absorbing agent and non-nonevaporable getter agent are arranged concentrically；Evaporable air-absorbing agent includes ring and evaporable getter alloys powder, ring includes inner ring and outer ring, inner ring is arranged on the inside of outer ring, the top of inner ring and the top of outer ring are connected to each other to form the c-type cavity of bottom end opening, and evaporable getter alloys powder is compressed in the c-type cavity among the inner ring and outer ring；The utility model is big with rate of air sucked in required, service life is grown, so as to be effectively guaranteed layer vacuum, simultaneously because evaporable air-absorbing agent uses the ring of major diameter as carrier, caused barium film can be formed uniformly in pipe internal surface, and the bellows local ambient in straight-through metal tube is blocked, the vacuum of thermal-collecting tube is shown play the role of it is fine.
Description
Technical field
It the utility model is related to a kind of getter, and in particular to a kind of compound suction for metal direct connection solar energy vacuum tube
Gas agent.
Background technology
In the prior art, common metal direct connection solar energy vacuum tube judges the sole criterion of vacuum in pipe, is in pipe
One 2 square centimeters or so getter of addition barium film that evapotranspires in inner wall center shows, the suction of original metal straight-through vacuum pipe
Gas agent indicates that the barium film mirror product evapotranspired out is small, and the ability of the gas such as hydrogen, nitrogen is weaker in adsorption tube, and barium film mirror is easy to disappear
Lose, so as to lose chemical mode gettering ability, vacuum declines as the time increases in pipe.
Utility model content
Technical problem to be solved in the utility model is to provide one kind in view of the above shortcomings of the prior art with higher
Installation capability and absorption property the composite getter for metal direct connection solar energy vacuum tube, this is used for metal direct connection solar
The composite getter manufacturing property of energy vacuum tube is stablized, and consistency of barium yield is good, and rate of air sucked in required is big in Evapotranspiration Processes, is adapted to high-volume
Production.
To realize above-mentioned technical purpose, the technical solution that the utility model is taken is：
A kind of composite getter for metal direct connection solar energy vacuum tube, including evaporable air-absorbing agent, non-nonevaporable getter
Agent and getter support, the evaporable air-absorbing agent is connected by getter support with non-nonevaporable getter agent and the evaporable is inhaled
Gas agent and non-nonevaporable getter agent are arranged concentrically.
As the further improved technical solution of the utility model, the evaporable air-absorbing agent includes ring and evaporable is inhaled
Gas agent alloyed powder, the ring include inner ring and outer ring, and the inner ring is arranged on the inside of outer ring, the top of the inner ring and outer
The top of circle is connected to each other to form the c-type cavity of bottom end opening, and the evaporable getter alloys powder is compressed in described
In c-type cavity among circle and outer ring, the height of the evaporable getter alloys powder is less than the depth of the c-type cavity.
As the further improved technical solution of the utility model, the evaporable getter alloys powder include barium aluminium powder and
Nickel powder.
As the further improved technical solution of the utility model, barium aluminium powder in the evaporable getter alloys powder and
The ratio of nickel powder is 1:1, the barium aluminium powder includes 53.5% barium and 46.5% aluminium.
As the further improved technical solution of the utility model, the non-nonevaporable getter agent includes non-nonevaporable getter agent bar
Band, non-nonevaporable getter agent stent and non-nonevaporable getter agent baffle ring, the non-nonevaporable getter agent band are wrapped in the non-suction of evapotranspiring
The periphery of gas agent stent, the non-nonevaporable getter agent baffle ring are set in the outer surface of the non-nonevaporable getter agent band and described
Non- nonevaporable getter agent baffle ring is fixedly connected with the non-nonevaporable getter agent stent.
As the further improved technical solution of the utility model, the non-nonevaporable getter agent stent include from top to bottom according to
The cylindrical straight section of secondary connection, the flat side section in bottom and cylindrical flange section, the cylindrical straight section, the flat side section in bottom and cylindrical flange
Section is structure as a whole, and the surface of the flat side section in bottom is equipped with multiple circumferential apertures, and the non-nonevaporable getter agent band is wrapped in institute
State the upper surface of the flat side section in middle lower section and the bottom of cylindrical straight section.
As the further improved technical solution of the utility model, the non-nonevaporable getter agent band includes base band and non-steaming
Dissipate getter alloys muffins, the non-nonevaporable getter agent alloy muffin is compressed on the tow sides of the base band, described non-to evapotranspire
Getter band is formed by the base band pitch of the laps for being suppressed with non-nonevaporable getter agent alloy muffin, the length of run of the base band for 1m~
10m。
As the further improved technical solution of the utility model, the non-nonevaporable getter agent alloy muffin includes zirconium, vanadium
And iron.
As the further improved technical solution of the utility model, the non-nonevaporable getter agent alloy muffin by 72% zirconium
And 28% vanadium and Tie Tong cross vacuum powder smelting process and ball powder-grinding method compacting form.
As the further improved technical solution of the utility model, the getter support is 2, the getter support
For L type stainless steel bands, one end of the L-type stainless steel band is connected with evaporable air-absorbing agent and the other end and non-suction of evapotranspiring
Gas agent connects, and the cover glass tube of the evaporable air-absorbing agent, non-nonevaporable getter agent and metal direct connection solar energy vacuum tube is set with one heart
Put and the evaporable air-absorbing agent and non-nonevaporable getter agent are fixed on straight-through gold inside cover glass tube by welding manner
Belong on pipe, the outer ring of the ring and the vertical range of the cover glass tube are 0.5~15mm.
The utility model compared with prior art, has the advantages that：
The composite getter that the utility model uses improves the product speed of exhaust and rate of air sucked in required, and ring is more advantageous to barium film
Activation of evapotranspiring in vacuum tube, while use composite getter to be improved with vacuum in the interlayer of long sustaining vacuum tube
The interbedded vacuum performance of thermal-collecting tube, extends the service life of vacuum tube more than 20 years.The utility model is big with rate of air sucked in required,
Service life is grown, so that layer vacuum is effectively guaranteed, simultaneously because evaporable air-absorbing agent is made using the ring of major diameter
For carrier, caused barium film can be formed uniformly in pipe internal surface, and the bellows local ambient in straight-through metal tube is hidden
Gear, is evapotranspired barium film using the high frequency in bellows region space, and is not take up heat absorption inner tube space of planes.Barium film mirror covers on ripple at the same time
The outer surface of line pipe, appearance can't see.Light at former bellows is reflected back by barium film mirror, reduce heat at corrugated pipe connector
Amount, effectively protects bellows and sealing connector.Barium film mirror, which shows the vacuum of metal direct connection solar energy vacuum tube, to be played very well
Effect, by the color of barium film mirror can determine whether inside cover glass tube whether vacuum.The utility model utilizes evaporable air-absorbing agent
Large area barium film hydrogen, the gas such as nitrogen in vacuum tube can be effectively handled by chemical mode for a long time, while non-evapotranspire
Type getter largely absorbs gas using physics mode, so as to reach the big speed of evacuation, rate of air sucked in required, for a long time in stable guarantee pipe
Vacuum.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the utility model ring.
Fig. 3 is the partial enlarged view of ring and evaporable getter alloys powder in Fig. 2.
Fig. 4 is the structure diagram of the non-nonevaporable getter agent of the utility model.
Fig. 5 is the pitch of the laps schematic diagram of the non-nonevaporable getter agent band of the utility model.
Fig. 6 is the part schematic diagram of the non-nonevaporable getter agent stent of the utility model.
Fig. 7 is non-nonevaporable getter agent and the non-nonevaporable getter agent contrast schematic diagram of the utility model of the prior art.
Fig. 8 is the conventional vacuum getter of the prior art and the composite getter contrast schematic diagram of the utility model.
Fig. 9 is the evaporable air-absorbing agent injection direction contrast signal of the evaporable air-absorbing agent and the utility model of the prior art
Figure.
Embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 and Fig. 9：
The content of the utility model is to use composite getter, can be grown using the large area barium film 20 of evaporable air-absorbing agent
Time is effectively by gases such as the hydrogen in chemical mode processing vacuum tube, nitrogen, while nonevaporable getter 2 uses physics side
(when vacuum device vacuum is vented, the solid oxidation film on surface is decomposed getter formula, into the generation of metal and gas
Thing, to internal diffusion, produces highly active cleaning metal surface, reacts with gas and play the role of air-breathing) it is a large amount of
Gas is absorbed, so that reach the big speed of evacuation, rate of air sucked in required, vacuum for a long time in stable guarantee pipe, using large area air-breathing barium
The service life term of validity of the metal straight-through vacuum pipe of film 20 was up to more than 20 years.Concrete technical scheme is as follows：
Referring to Fig. 1, a kind of composite getter for metal direct connection solar energy vacuum tube, including it is evaporable air-absorbing agent 1, non-
Nonevaporable getter agent 2 and getter support 3, the bottom of the evaporable air-absorbing agent 1 pass through getter support 3 and non-nonevaporable getter agent
2 top connection and the evaporable air-absorbing agent 1 and non-nonevaporable getter agent 2 is arranged concentrically.Referring to Fig. 1, the nonevaporable getter agent
Vertical range G between 1 and non-nonevaporable getter agent 2 is 1~10mm.The bottom of the evaporable air-absorbing agent 1 illustrated in the present embodiment
Left end face is obtained for the evaporable air-absorbing agent 1 in Fig. 1, the top of non-nonevaporable getter agent 2 is the non-nonevaporable getter agent 2 in Fig. 1
Its right end face, wherein the term such as " top ", " bottom " can change description according to different directions.
In the present embodiment, referring to Fig. 2 and Fig. 3, a figures are the sectional views of the A-A of b figures in Fig. 2 in Fig. 2, and the evaporable is inhaled
Gas agent 1 includes ring 4 and evaporable getter alloys powder 7, and the ring 4 includes inner ring 5 and outer ring 6, and the inner ring 5 is set
In the inside of outer ring 6, the top (equivalent to the right end in Fig. 2 on a figures direction) of the inner ring 5 and the top of outer ring 6 are (quite
Right end in Fig. 2 on a figures direction) it is connected to each other to form the c-type cavity of bottom end opening, the evaporable getter alloys
Powder 7 is compressed in the c-type cavity among the inner ring 5 and outer ring 6, and the height of the evaporable getter alloys powder 7 is less than institute
The depth of c-type cavity is stated, evaporable getter alloys powder 7 is embedded between the inner ring 5 and outer ring 6 in Fig. 3, and H sizes are
1.5~2mm.
In the present embodiment, the evaporable getter alloys powder 7 includes barium aluminium powder and nickel powder.
In the present embodiment, the ratio of barium aluminium powder and nickel powder in the evaporable getter alloys powder 7 is 1:1, the barium
Aluminium powder includes 53.5% barium and 46.5% aluminium.The preparation method is preferably：Raw material barium 53.5%, aluminium 46.5% are taken, is passed through
Vacuum melting, then ball powder-grinding are mixed with metal nickel powder vacuum, ratio 1:1；Ring is molded using stamping parts；Then through alloyed powder
The big ring barium aluminium nickel of metal direct connection solar energy evacuated collector tube specific complex type that isostatic cool pressing technique produces the utility model closes
Golden getter.1 appearance and size of evaporable air-absorbing agent and technical parameter are shown in Table one.
Table one：The evaporable air-absorbing agent appearance and size and technical parameter of the utility model.
In the present embodiment, referring to Fig. 4, the non-nonevaporable getter agent 2 includes non-nonevaporable getter agent band 8, non-nonevaporable getter
Agent stent 9 and non-nonevaporable getter agent baffle ring 10, the non-nonevaporable getter agent band 8 are wrapped in the non-nonevaporable getter agent stent 9
Periphery, the non-nonevaporable getter agent baffle ring 10 is set in the outer surface of the non-nonevaporable getter agent band 8 and the non-steaming
Getter baffle ring 10 is dissipated to be fixedly connected with the non-nonevaporable getter agent stent 9.It is to prevent from steaming using non-nonevaporable getter agent baffle ring 10
When dissipating the activation of type getter 1, vacuum barium film 20 is ejected into non-8 surface of nonevaporable getter agent band.Fig. 5 is non-nonevaporable getter agent
The structure diagram of band 8.
In the present embodiment, referring to Fig. 6, a figures in Fig. 6 are the top views of the b figures in Fig. 6, the non-nonevaporable getter agent branch
Frame 9 includes from top to bottom sequentially connected cylindrical straight section 11, the flat side section 12 in bottom and cylindrical flange section 13, the cylindrical straight flange
Section 11, the flat side section 12 in bottom and cylindrical flange section 13 are structure as a whole, and the surface of the flat side section 12 in bottom is equipped with multiple circumference
Hole 14, the non-nonevaporable getter agent band 8 are wrapped in the flat side section 12 in middle lower section and the bottom of the cylindrical straight section 11
Upper surface.The effect of circumferential apertures 14 is the increase in non-nonevaporable getter agent band 8 and exterior flow area, when being more advantageous to exhaust
The gas outflow of the releasing of non-nonevaporable getter agent band 8 is waited, it is also square by the runner of circumferential apertures 14 after vacuum is formed in pipe
Non- nonevaporable getter agent band 8 absorb foreign gas.Circumferential apertures 14 are used for non-2 air-extraction function of nonevaporable getter agent, enhancing pumping
Effect.
In the present embodiment, scheme referring to b in Fig. 7, a figure in Fig. 7 above b figures is the top view of a following figure, institute
Stating non-nonevaporable getter agent band 8 includes base band 15 and non-nonevaporable getter agent alloy muffin 16, the non-nonevaporable getter agent alloyed powder
Cake 16 is compressed on the tow sides of the base band 15, and the non-nonevaporable getter agent band 8 is by being suppressed with non-nonevaporable getter agent alloy
15 pitch of the laps of base band of muffin 16 forms, and the length of run of the base band 15 is 1m~10m.As shown in figure 5, nonevaporable getter
2 use strips, and non-nonevaporable getter agent band 8 is rolled into a ring.So add non-nonevaporable getter agent alloy muffin 16
Getter surface accumulates, and multiple circumferential apertures 14 that the surface of the flat side section 12 in bottom of non-nonevaporable getter agent stent 9 is equipped with promote non-evapotranspire
8 exposed surface area of getter band is 120~160 ㎝2, area be all getters of conventional scheme (using 18 45A getters as
Example) 15~20 times；The weight alloy of getter has reached 6~14 grams, is more than 3 times of conventional suction agent.The speed of exhaust is
Common 15~20 times, gettering rate is increased on the premise of getter capacity is ensured.
In the present embodiment, the non-nonevaporable getter agent alloy muffin 16 includes zirconium, vanadium and iron.
In the present embodiment, the non-nonevaporable getter agent alloy muffin 16 is excessively true by 72% zirconium and 28% vanadium and Tie Tong
Empty powder fusion metallurgy method and the compacting of ball powder-grinding method form.The preparation method is preferably：Zirconium 72%, vanadium and iron account for 28%, through true
Empty powder fusion metallurgy, then the non-nonevaporable getter agent stents 9 of ball powder-grinding compacting are molded using stamping parts；Then it is cold etc. quiet through alloyed powder
Pressure technique produces the big ring barium alumel air-breathing of metal direct connection solar energy evacuated collector tube specific complex type of the utility model
Agent.2 appearance and size of nonevaporable getter and technical parameter are shown in Table three.
The getter surface of the common non-nonevaporable getter agent of in the market accumulates very small, the minor diameter that air-breathing muffin can only be compressed in
In ring, and the non-nonevaporable getter agent 2 of the utility model uses strips, and tow sides are suppressed (in the tow sides pressure of base band
Upper non-nonevaporable getter agent alloy muffin 16) air-breathing muffin, getter surface product greatly improves, can fast and effectively gas in absorption tube
Body, the speed of evacuation and rate of air sucked in required are more than market usual products.
Table three：The nonevaporable getter appearance and size and activation condition of the utility model.
In the present embodiment, the getter support 3 is 2, and the getter support 3 is L-type stainless steel band, the L
One end of type stainless steel band is connected with evaporable air-absorbing agent 1 and the other end is connected with non-nonevaporable getter agent 2, referring in Fig. 8
B scheme or Fig. 9 in b figure, the cover glass of the evaporable air-absorbing agent 1, non-nonevaporable getter agent 2 and metal direct connection solar energy vacuum tube
Pipe 22 is arranged concentrically and the evaporable air-absorbing agent 1 and non-nonevaporable getter agent 2 are fixed on positioned at cover glass tube by welding manner
On straight-through metal tube 21 inside 22, the vertical range L of the outer ring 6 of the ring 4 and the cover glass tube 22 for 0.5~
15mm (referring to b in Fig. 8).
The principle of the utility model is：By the getter ring 4 of large area, swash in straight-through 21 exhaust process of metal tube
Evaporable air-absorbing agent 1 living, so as to form bimirror face barium film 20 in 22 inner surface of cover glass tube and bellows 23 so that cover glass tube
Vacuum in 22 reaches 5*10-6More than pa.The face of evapotranspiring is conventional products more than 20 times.It follows that metal direct connection solar is true
The barium evaporable air-absorbing agent 1 used in empty set heat pipe can maintain layer vacuum well in the thermal-collecting tube course of work.
A figures and b figures in Fig. 7 are the nonevaporable getters of in the market, it can be seen that the common of the prior art non-is evapotranspired
The getter surface product of getter (the common pill type getter 17 of a figures in Fig. 7, the common muffin getter 18 of b figures in Fig. 7) is non-
Often small, in the minor diameter ring that air-breathing muffin can only be compressed in, and the non-nonevaporable getter agent 2 (c schemes in Fig. 7) of the utility model is adopted
With strips, metal band (base band 15) tow sides compacting air-breathing muffin (non-nonevaporable getter agent alloy muffin 16), air-breathing
Surface area greatly improves, and fast and effectively gas in absorption tube, the speed of evacuation and rate of air sucked in required can be more than market usual products.
A figures in Fig. 8 are conventional vacuum air-breathing indicator, and the b figures in Fig. 8 are the getter barium film of the utility model.Fig. 8
In a figures evapotranspire out on 22 surface of cover glass tube the circle 19 of a diameter 30.And the composite getter of the utility model evapotranspires
The barium film 20 that type getter 1 ejects can block the bellows 23 in pipe, form the minute surface barium film of a cylindrical outer surface
20.Distance L is 0.5mm~15mm between the internal diameter of evaporable air-absorbing agent 1 and cover glass tube 22.Minute surface length of evapotranspiring M for 60~
80mm, 20 effective area of barium film that the composite getter of the utility model ejects is common 20 times；
Referring to Fig. 9, a figures in Fig. 9 are the getter of in the market, and the b figures in Fig. 9 are the compound suction of the utility model
Gas agent, by comparison diagram 9 it can be seen that the vacuum suction indicator of the prior art pipe surface can only spray in cover glass tube 22
Go out the barium film mirror of a very small diameter, and the utility model evaporable air-absorbing agent 1, the barium film 20 ejected can cover ripple
22 inner surface of 23 outer surface of pipe and cover glass tube, exposed 20 surface area of barium film is big, and gettering ability is stronger.A in wherein Fig. 9
It is the injection direction of the evaporable air-absorbing agent of the prior art, the b in Fig. 9 is the evaporable air-absorbing agent injection side of the utility model
To.
The utility model activates big ring type evaporable air-absorbing agent by high frequency coil, what evaporable air-absorbing agent 1 activated out
The opening of barium film 20 from c-type cavity ejects, and barium film 20 is by 23 partial occlusion of bellows in pipe, and in cover glass tube
22 inner surfaces and 23 surface of bellows form bimirror face barium film.The spray of the evaporable air-absorbing agent 1 of the utility model composite getter
Penetrate direction (to spray to the direction where non-nonevaporable getter agent 2) for both sides pipe end, cover can be completely covered in the barium film 20 ejected
Pipe surface and 23 outer surface of bellows and part metals inner tube in glass tube 22, by the barium film 20 exposed to outer surface, increase
Strong gettering ability, at the same it is effective ensure vacuum life in pipe, vacuum life was up to more than 20 years.
The scope of protection of the utility model includes but not limited to embodiment of above, and the scope of protection of the utility model is to weigh
Subject to sharp claim, any replacement being readily apparent that to those skilled in the art that this technology is made, deformation, improvement are each fallen within
The scope of protection of the utility model.
Claims (10)
- A kind of 1. composite getter for metal direct connection solar energy vacuum tube, it is characterised in that:Including evaporable air-absorbing agent, non- Nonevaporable getter agent and getter support, the evaporable air-absorbing agent are connected and described by getter support with non-nonevaporable getter agent Evaporable air-absorbing agent and non-nonevaporable getter agent are arranged concentrically.
- 2. the composite getter according to claim 1 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Evaporable air-absorbing agent includes ring and evaporable getter alloys powder, and the ring includes inner ring and outer ring, and the inner ring is set In the inside of outer ring, the top of the inner ring and the top of outer ring are connected to each other to form the c-type cavity of bottom end opening, described Evaporable getter alloys powder is compressed in the c-type cavity among the inner ring and outer ring, the evaporable getter alloys powder Height be less than the c-type cavity depth.
- 3. the composite getter according to claim 2 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Evaporable getter alloys powder includes barium aluminium powder and nickel powder.
- 4. the composite getter according to claim 3 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described The ratio of barium aluminium powder and nickel powder in evaporable getter alloys powder is 1:1, the barium aluminium powder include 53.5% barium and 46.5% aluminium.
- 5. the composite getter according to claim 1 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Non- nonevaporable getter agent includes non-nonevaporable getter agent band, non-nonevaporable getter agent stent and non-nonevaporable getter agent baffle ring, the non-steaming The periphery that getter band is wrapped in the non-nonevaporable getter agent stent is dissipated, the non-nonevaporable getter agent baffle ring is set in described The outer surface of the non-nonevaporable getter agent band and non-nonevaporable getter agent baffle ring is fixedly connected with the non-nonevaporable getter agent stent.
- 6. the composite getter according to claim 5 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Non- nonevaporable getter agent stent includes from top to bottom sequentially connected cylindrical straight section, the flat side section in bottom and cylindrical flange section, described Cylindrical straight section, the flat side section in bottom and cylindrical flange section are structure as a whole, and the surface of the flat side section in bottom is equipped with multiple circumference Hole, the non-nonevaporable getter agent band are wrapped in the upper surface of the flat side section in middle lower section and the bottom of the cylindrical straight section.
- 7. the composite getter according to claim 6 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Non- nonevaporable getter agent band includes base band and non-nonevaporable getter agent alloy muffin, and the non-nonevaporable getter agent alloy muffin is compressed on The tow sides of the base band, the non-nonevaporable getter agent band is by being suppressed with the base band pitch of the laps of non-nonevaporable getter agent alloy muffin Form, the length of run of the base band is 1m~10m.
- 8. the composite getter according to claim 7 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Non- nonevaporable getter agent alloy muffin includes zirconium, vanadium and iron.
- 9. the composite getter according to claim 8 for metal direct connection solar energy vacuum tube, it is characterised in that：It is described Non- nonevaporable getter agent alloy muffin crosses vacuum powder smelting process and ball powder-grinding method by 72% zirconium and 28% vanadium and Tie Tong Compacting forms.
- 10. the composite getter according to claim 2 for metal direct connection solar energy vacuum tube, it is characterised in that：Institute Getter support is stated as 2, the getter support is L-type stainless steel band, and one end of the L-type stainless steel band is with evapotranspiring Type getter connects and the other end is connected with non-nonevaporable getter agent, and the evaporable air-absorbing agent, non-nonevaporable getter agent and metal are straight The cover glass tube of logical solar energy vacuum tube is arranged concentrically and the evaporable air-absorbing agent and non-nonevaporable getter agent pass through welding manner It is fixed on the straight-through metal tube inside cover glass tube, the outer ring of the ring and the vertical range of the cover glass tube are 0.5~15mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720919616.8U CN207365431U (en) | 2017-07-27 | 2017-07-27 | A kind of composite getter for metal direct connection solar energy vacuum tube |
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| CN201720919616.8U CN207365431U (en) | 2017-07-27 | 2017-07-27 | A kind of composite getter for metal direct connection solar energy vacuum tube |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255369A (en) * | 2017-07-27 | 2017-10-17 | 南京诚远太阳能科技有限公司 | A kind of composite getter for metal direct connection solar energy vacuum tube |
| CN111599661A (en) * | 2020-06-02 | 2020-08-28 | 中国科学院空天信息创新研究院 | Getter fixing structure for space traveling wave tube |
-
2017
- 2017-07-27 CN CN201720919616.8U patent/CN207365431U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255369A (en) * | 2017-07-27 | 2017-10-17 | 南京诚远太阳能科技有限公司 | A kind of composite getter for metal direct connection solar energy vacuum tube |
| CN107255369B (en) * | 2017-07-27 | 2023-06-09 | 南京诚远太阳能科技有限公司 | Composite getter for metal straight-through solar vacuum tube |
| CN111599661A (en) * | 2020-06-02 | 2020-08-28 | 中国科学院空天信息创新研究院 | Getter fixing structure for space traveling wave tube |
| CN111599661B (en) * | 2020-06-02 | 2023-05-26 | 中国科学院空天信息创新研究院 | Getter fixing structure for space traveling wave tube |
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Effective date of registration: 20190520 Address after: 210032 No. 6 Xinke No. 4 Road, Jiangbei New District, Nanjing City, Jiangsu Province Patentee after: Nanjing Zheshitai Electronic Technology Co., Ltd. Address before: 210032 No. 4 Workshop, No. 6 Xinke No. 4 Road, Nanjing High-tech Development Zone, Jiangsu Province Co-patentee before: Yang Bing Patentee before: NANJING CHENGYUAN SOLAR HEATING CO., LTD. |