CN106122776B - The production method of quantum dot striation - Google Patents
The production method of quantum dot striation Download PDFInfo
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- CN106122776B CN106122776B CN201610514288.3A CN201610514288A CN106122776B CN 106122776 B CN106122776 B CN 106122776B CN 201610514288 A CN201610514288 A CN 201610514288A CN 106122776 B CN106122776 B CN 106122776B
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- tank
- glass tube
- protection gas
- vacuum
- filling
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- 239000002096 quantum dot Substances 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 158
- 238000010438 heat treatment Methods 0.000 claims abstract description 103
- 238000000034 method Methods 0.000 claims abstract description 19
- 239000003292 glue Substances 0.000 claims abstract description 12
- 238000002844 melting Methods 0.000 claims abstract description 12
- 230000008018 melting Effects 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 104
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 60
- 230000007246 mechanism Effects 0.000 claims description 40
- 229910052757 nitrogen Inorganic materials 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 16
- 239000010453 quartz Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 6
- 208000005189 Embolism Diseases 0.000 claims description 5
- 239000005349 heatable glass Substances 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 206010001526 Air embolism Diseases 0.000 abstract description 4
- 239000012467 final product Substances 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 8
- 238000000137 annealing Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229920000715 Mucilage Polymers 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000005394 sealing glass Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- ORFSSYGWXNGVFB-UHFFFAOYSA-N sodium 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid Chemical compound COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)O)S(=O)(=O)O)O)OC)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)O)S(=O)(=O)O)O.[Na+] ORFSSYGWXNGVFB-UHFFFAOYSA-N 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/06—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus using counterpressure, i.e. filling while the container is under pressure
- B67C3/10—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus using counterpressure, i.e. filling while the container is under pressure preliminary filling with inert gases, e.g. carbon dioxide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Joining Of Glass To Other Materials (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses the production methods of quantum dot striation.This method comprises the following steps: providing quantum dispensing and quantum dispensing downward by the open end of the glass tube is fitted into the glass tube by the open end, protection gas is then filled in glass tube, forms gas embolism in glass tube by glass tube；It will be placed in vacuum tank equipped with quantum glass tube for dispensing glue, vacuum tank is placed in infrared heating furnace, and vacuum tank is vacuumized, and protection gas is then filled in vacuum tank, infrared heating furnace is heated up；By glass tube by being taken out in vacuum tank, the open end of glass tube is placed at the first heating source and is heated, the open end heating and melting of glass tube is sintered；Glass tube is placed in the anneal chamber with the second heating source, anneal chamber is vacuumized, is then charged with protection gas, the second heating source is heated to obtain the final product.The production method of quantum dot striation of the present invention, can be by quantum dot encapsulating to glass tube, and will not enter air in glass tube, will not aoxidize.
Description
Technical field
The present invention relates to the technical fields of quantum dot striation, and in particular to the production method of quantum dot striation.
Background technique
Quantum dot is a series of nanoparticles with fluorescence, and it typically is in the range of 1-20 nanometers and with crystal
The material of structure.Quantum dot has optical characteristics, high-quantum efficiency, relatively narrow half-peak breadth and the anti-light degradation of size adjustable
Property.As luminescent material of new generation, quantum dot is just being applied to during LED shows.The photoelectric characteristic of quantum dot pipe is very unique, it by
To stimulation electrically or optically, the very pure high quality that according to the diameter of quantum dot, can issue various different colours is monochromatic
Light.And quantum dot is applied to the cardinal principle of display technology, is to excite various sizes of amount in quantum dot pipe by ethereal blue light source
Son point crystal, to discharge pure feux rouges and pure green light, and projects above imaging system, thus with remaining pure blue light
Power spectrum concentration, the red green monochromatic light of very pure high quality can be issued by quantum dot, complete beyond tradition LED backlight
Light-emitting phosphor characteristic realizes more preferably imaged color.
However the quantum dot colloidal materials inside its quantum dot pipe are very special, be easy to in air oxygen and water occur
Reaction, so must place it in the confined space of the exhausted water of anoxybiotic, which forms a difficult point, how by quanta point material
Encapsulating cannot have moisture and air into closed glass tube in glass tube, be the technical problem currently to be solved.
Summary of the invention
Based on this, the present invention provides one kind can be by quantum dot encapsulating to glass tube, and prevents air from entering glass tube
The production method of quantum dot striation.
In order to achieve the object of the present invention, the invention adopts the following technical scheme:
A kind of production method of quantum dot striation comprising following steps: quantum dispensing and glass tube, the glass are provided
Open at one end, other end closing is managed, downward by the open end of the glass tube, quantum dispensing is packed into the glass by the open end
In glass pipe, it is then filled with protection gas in glass tube, forms gas embolism in glass tube；
It is placed in above-mentioned in vacuum tank equipped with quantum glass tube for dispensing glue, vacuum tank is placed in infrared heating furnace, by vacuum
Case vacuumizes, and protection gas is then filled in vacuum tank, infrared heating furnace is warming up to 150 DEG C -200 DEG C, heating first is default
Time；
By glass tube by being taken out in vacuum tank, by the open end of glass tube be placed at the first heating source heating second it is default when
Between, the open end heating and melting of glass tube is sintered；
Glass tube is placed in the anneal chamber with the second heating source, anneal chamber is vacuumized, is then charged with protection gas, it will
Second heating source is heated to 80 DEG C -90 DEG C, keeps the temperature third preset time, takes out glass tube to get the quantum dot striation.
In wherein some embodiments, the step: providing quantum dispensing and glass tube, and the glass tube is open at one end,
Other end closing, downward by the open end of the glass tube, quantum dispensing is fitted into the glass tube by unlatching by open end
Step includes: to provide quantum dispensing, glass tube and filling tank, and the glass tube is open at one end, other end closing, by the glass
The open end of glass pipe is protruded into downward in filling tank, and filling tank is vacuumized, and quantum dispensing, quantum dispensing are injected into filling tank
It is fitted into glass tube by the open end of glass tube.
In wherein some embodiments, it is 7*10 that the filling tank, which is evacuated to vacuum degree,-2Mpa-5*10-2Mpa。
In wherein some embodiments, the protection gas is nitrogen, is filled with protection gas to vacuum tank or anneal chamber and reaches
0.7-1.0 atmospheric pressure.
In wherein some embodiments, first heating source is oxyhydrogen generator, the heating temperature of the oxyhydrogen generator
Degree is 1900 DEG C -2100 DEG C, is heated to the nozzle melting of the glass tube.
The present invention also adopts the following technical scheme that
A kind of production method of quantum dot striation comprising following steps:
The process units of quantum dot striation is provided, comprising: filling mechanism, baking mechanism and enclosed mechanism, it is described filling
Mechanism includes filling tank, feed tank, the first vacuum pump, the second vacuum pump and the first protection gas tank and the second protection gas tank, institute
Stating filling tank includes tank ontology and sealing block, and the tank ontology has opening, and the sealing block is located at the opening of the tank ontology
Place is simultaneously equipped with the first perforation, and first perforation and the opening are concentric, and the filling tank and first protects gas tank and institute
State the connection of the first vacuum pump；The feed tank is connect with the filling tank by pipeline, and the pipeline is equipped with liquor charging valve, described
Feed tank is connected to the second protection gas tank and second vacuum pump；The baking mechanism include vacuum tank, it is infrared plus
Hot stove, the 4th protection gas tank and third vacuum pump, the vacuum tank be located at the infrared heating furnace it is interior and with the third vacuum
Pump connection, the vacuum tank is interior to be equipped with several gas tubes, and the gas tube is connected to the 4th protection gas tank；The sealing machine
Structure includes fixed frame, the first heating source, anneal chamber, the 4th vacuum pump, third protection gas tank and the second heating source, and described first
Heating source is placed in the lower section of the fixed frame；Second heating source is placed in the anneal chamber, third protection gas tank with
And the 4th vacuum pump be connected to the anneal chamber；
Quantum dispensing and glass tube are provided, the glass tube is open at one end, other end closing, by the opening of the glass tube
End is protruded into filling tank by sealing block, is opened the first vacuum pump and is vacuumized filling tank, is opened the second vacuum pump and is taken out feed tank
Vacuum is then turned on the second protection gas tank and is filled with nitrogen into feed tank, then opens supplying valve, and feed tank is infused into filling tank
Enter quantum dispensing, the quantum dot glue position in filling tank be higher than glass tube open end when, quantum dispensing by glass tube opening
End is fitted into glass tube, and quantum dispensing, which is full of after glass tube, opens first gas tank is protected to be filled with nitrogen into filling tank, nitrogen into
Enter glass tube, forms nitrogen embolism in a glass tube；
It will be placed in vacuum tank, be vacuumized vacuum tank by third vacuum pump, then equipped with quantum glass tube for dispensing glue
It is filled with protection gas in the gas tube of vacuum tank by the 4th protection gas tank, infrared heating furnace is warming up to 150 DEG C -200 DEG C, is added
Hot first preset time；
Glass tube is placed on fixed frame by taking out in vacuum tank, when the first heating source heatable glass tube second is preset
Between, the open end heating and melting of glass tube is sintered；
Glass tube is placed in the anneal chamber with the second heating source, the 4th vacuum pump vacuumizes anneal chamber, then leads to
It crosses third protection gas tank and is filled with protection gas in anneal chamber, the second heating source is heated to 80 DEG C -90 DEG C, when heat preservation third is default
Between, glass tube is taken out to get the quantum dot striation.
In wherein some embodiments, quartz bracket is additionally provided in the vacuum tank, the glass tube is placed in the quartz
On bracket.
In wherein some embodiments, it is 7*10 that the feed tank, which is evacuated to vacuum degree,-2Mpa-5*10-2Mpa。
In wherein some embodiments, the protection gas is nitrogen, is filled with protection gas to vacuum tank or anneal chamber and reaches
0.7-1.0 atmospheric pressure.
In wherein some embodiments, first heating source is oxyhydrogen generator, the heating temperature of the oxyhydrogen generator
Degree is 1900 DEG C -2100 DEG C, is heated to the nozzle melting of the glass tube.
The production method of quantum dot striation of the present invention, use is filling, baking, sealing and annealing, first
Quantum dispensing is filled in glass tube, inflation forms gas embolism, and it is then placed under stringent vacuum environment and is toasted again,
Melting sealing is carried out again, is then annealed, in the process strict control air pressure and temperature, so that quantum dispensing is encapsulated in glass tube
It is interior, formed quantum dot striation, in the process will not oxidation reaction, air and moisture will not be entered.
Detailed description of the invention
Fig. 1 is the filling mechanism structural representation of the process units of quantum dot striation described in a preferred embodiment of the present invention
Figure；
Fig. 2 is the filling jar structure schematic diagram of filling mechanism described in Fig. 1；
Fig. 3 is the baking mechanism structural representation of the process units of quantum dot striation described in a preferred embodiment of the present invention
Figure；
Fig. 4 is the transmission in the enclosed mechanism of the process units of quantum dot striation described in a preferred embodiment of the present invention
The structural schematic diagram of band, fixed frame and the cooperation of the first heating source；
Fig. 5 is the annealing in the enclosed mechanism of the process units of quantum dot striation described in a preferred embodiment of the present invention
Cavity configuration schematic diagram.
Specific embodiment
To facilitate the understanding of the present invention, below in conjunction with attached drawing to invention is more fully described.The present invention can be with
It realizes in many different forms, however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments
It is to make the disclosure of the present invention more thorough and comprehensive.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
The production method of quantum dot striation of the present invention, includes the following steps:
Quantum dispensing and glass tube are provided, the glass tube is open at one end, other end closing, by the opening of the glass tube
End downward, quantum dispensing is fitted into the glass tube by open end, protection gas is then filled in glass tube, in glass tube
Form gas embolism；
It will be placed in vacuum tank equipped with quantum glass tube for dispensing glue, vacuum tank is placed in infrared heating furnace, and vacuum tank is taken out
Then vacuum is filled with protection gas in vacuum tank, infrared heating furnace is warming up to 150 DEG C -200 DEG C, heats the first preset time；
By glass tube by being taken out in vacuum tank, by the open end of glass tube be placed at the first heating source heating second it is default when
Between, the open end heating and melting of glass tube is sintered；
Glass tube is placed in the anneal chamber with the second heating source, anneal chamber is vacuumized, is then charged with protection gas, it will
Second heating source is heated to 80 DEG C -90 DEG C, keeps the temperature third preset time, takes out glass tube to get the quantum dot striation.
Wherein, the offer quantum dispensing and glass tube, the glass tube is open at one end, other end closing, by the glass
Downward, quantum dispensing is specifically by unlatching by the step that open end is fitted into the glass tube: providing quantum for the open end of glass pipe
Dispensing, glass tube and filling tank, the glass tube is open at one end, other end closing, downward by the open end of the glass tube
Protrude into filling tank, filling tank vacuumized, and into filling tank inject quantum dispensing, quantum dispensing by glass tube open end
It is fitted into glass tube, is filled with nitrogen after being full of into filling tank, form nitrogen embolism in a glass tube.
It is 7*10 that feed tank therein, which is evacuated to vacuum degree,-2Mpa-5*10-2Mpa。
Protection gas therein is nitrogen, is filled with protection gas to vacuum tank or anneal chamber and reaches 0.7-1.0 atmospheric pressure.
First heating source therein is oxyhydrogen generator, and the heating temperature of the oxyhydrogen generator is 1900 DEG C -2100 DEG C,
It is heated to the nozzle melting of the glass tube.
Following technical solution also can be used:
The process units of quantum dot striation is provided, comprising: filling mechanism, baking mechanism and enclosed mechanism, it is described filling
Mechanism includes filling tank, feed tank, the first vacuum pump, the second vacuum pump and the first protection gas tank and the second protection gas tank, institute
Stating filling tank includes tank ontology and sealing block, and the tank ontology has opening, and the sealing block is located at the opening of the tank ontology
Place is simultaneously concentric with the opening, and the filling tank is connected to the first protection gas tank and first vacuum pump；The feed flow
Tank is connect with the filling tank by pipeline, and the pipeline is equipped with liquor charging valve, the feed tank and the second protection gas tank
And the second vacuum pump connection；The baking mechanism includes that vacuum tank, infrared heating furnace, the 4th protection gas tank and third are true
Sky pump, the vacuum tank is located in the infrared heating furnace and is connected to the third vacuum pump, if being equipped in the vacuum tank
Dry gas tube, the gas tube are connected to the 4th protection gas tank；The enclosed mechanism include fixed frame, the first heating source,
Anneal chamber, the 4th vacuum pump, third protection gas tank and the second heating source, first heating source are placed under the fixed frame
Side；Second heating source is placed in the anneal chamber, third protection gas tank and the 4th vacuum pump with the annealing
Chamber connection；
Quantum dispensing and glass tube are provided, the glass tube is open at one end, other end closing, by the opening of the glass tube
End is protruded into filling tank by sealing block, is opened the first vacuum pump and is vacuumized filling tank, is opened the second vacuum pump and is taken out feed tank
Vacuum is then turned on the second protection gas tank and is filled with nitrogen into feed tank, then opens supplying valve, and feed tank is infused into filling tank
Enter quantum dispensing, the quantum dot glue position in filling tank be higher than glass tube open end when, quantum dispensing by glass tube opening
End is fitted into glass tube, and quantum dispensing, which is full of after glass tube, opens first gas tank is protected to be filled with nitrogen into filling tank, nitrogen into
Enter glass tube, forms nitrogen embolism in a glass tube；
It will be placed in vacuum tank, be vacuumized vacuum tank by third vacuum pump, then equipped with quantum glass tube for dispensing glue
It is filled with protection gas in the gas tube of vacuum tank by the 4th protection gas tank, infrared heating furnace is warming up to 150 DEG C -200 DEG C, is added
Hot first preset time；
Glass tube is placed on fixed frame by taking out in vacuum tank, when the first heating source heatable glass tube second is preset
Between, the open end heating and melting of glass tube is sintered；
Glass tube is placed in the anneal chamber with the second heating source, the 4th vacuum pump vacuumizes anneal chamber, then leads to
It crosses third protection gas tank and is filled with protection gas into anneal chamber, the second heating source is heated to 80 DEG C -90 DEG C, when heat preservation third is default
Between, glass tube is taken out to get the quantum dot striation.
Wherein, quartz bracket is additionally provided in the vacuum tank, the glass tube is placed on the quartz bracket.
The above method is carried out using following process units:
The process units of quantum dot striation, comprising: filling mechanism, baking mechanism and enclosed mechanism, the filling mechanism
Including filling tank, feed tank, the first vacuum pump, the second vacuum pump and the first protection gas tank and the second protection gas tank, the filling
Tinning includes tank ontology and sealing block, and the tank ontology has opening, and the sealing block is located at the opening of the tank ontology simultaneously
Equipped with the first perforation, first perforation and the opening are concentric, and the filling tank and first protects gas tank and described the
The connection of one vacuum pump；The feed tank is connect with the filling tank by pipeline, and the pipeline is equipped with liquor charging valve, the feed flow
Tank is connected to the second protection gas tank and second vacuum pump；The baking mechanism include vacuum tank, infrared heating furnace,
4th protection gas tank and third vacuum pump, the vacuum tank are located in the infrared heating furnace and connect with the third vacuum pump
It is logical, several gas tubes are equipped in the vacuum tank, the gas tube is connected to the 4th protection gas tank；The enclosed mechanism packet
Include fixed frame, the first heating source, anneal chamber, the 4th vacuum pump, third protection gas tank and the second heating source, first heating
Source is placed in the lower section of the fixed frame；Second heating source is placed in the anneal chamber, third protection gas tank and the
Four vacuum pumps are connected to the anneal chamber.The quartz bracket for glass tube described in support is equipped in vacuum tank.
Embodiment to further illustrate the technical scheme of the present invention will be passed through below.
Embodiment
Please refer to Fig. 1 to Fig. 5, the process units of quantum dot striation be provided, comprising: filling mechanism 10, baking mechanism 20 with
And enclosed mechanism 30.Filling mechanism 10 for quantum dot mucilage binding to be entered in glass tube, baking mechanism 20 be used for glass tube 40 into
Row baking, enclosed mechanism 30 is for sealing the open end of glass tube.
Fig. 1 and Fig. 2 are please referred to, filling mechanism 10 includes filling tank 12, feed tank 13, the first vacuum pump 14, the second vacuum
Pump 15 and the first protection gas tank 16 and the second protection gas tank 17, filling tank 12 include tank ontology 121 and sealing block 122, tank sheet
Body 121 has an opening, and sealing block 122, which is located in the middle part of the opening of tank ontology 121 and sealing block 122, to be equipped with first and perforates, this
One perforation and the concentric setting of the opening, glass tube pass through sealing block 122 and are passed through in tank ontology 121.In the present embodiment, filling
Tank 12 further includes that briquetting 123 and a hold-down mechanism 124, briquetting 123 are placed on sealing block 122, and centre offers the second perforation,
Second perforation and the first perforation are concentric, and hold-down mechanism 124 is for compressing briquetting 123.Hold-down mechanism 124 includes a compression bar
125, positioned at the compact heap 126 of 125 first end of compression bar and positioned at the handle 127 of 125 second end of compression bar, compact heap
126 are located on briquetting 123, and the middle part of compact heap 126 is perforated equipped with third, third perforation and the first concentric, glass tube of perforation
40 sequentially pass through compact heap 126, briquetting 123 and sealing block 122, into tank ontology 121.When pressing handle 127, compact heap
126 can apply pressure to briquetting 123, so that briquetting 123 compresses sealing block 122,122 forced contraction of sealing block, be locked glass tube
40, to be sealed to glass tube 40 and the junction of tank ontology 121.Filling tank 12 and the first protection gas tank 16 and first
Vacuum pump 14 is connected to, and when the first vacuum pump 14 is opened, is evacuated the air in filling tank 12, is formed vacuum filling tank.First protection
Gas tank 16 is passed through protective gas into filling tank 12 when opening.The protective gas is nitrogen.Feed tank 13 passes through with filling tank 12
Pipeline 18 connects, which is equipped with liquor charging valve 19, when needing filling, opens liquor charging valve 19, when filling completion, closing is sent
Liquid valve 19.Feed tank 13 is connected to the second protection gas tank 17 and the second vacuum pump 15, when the second vacuum pump 15 is opened, is evacuated and is supplied
Air in flow container 13, the second protection gas tank 17 are passed through protective gas into feed tank 13 when opening.The protective gas is nitrogen.
Feed tank 13 and filling tank 12 are separately connected vacuum pump and high pure nitrogen, are both to control the high power resources of liquid level, are also to provide
Protect the environmental protection control means of quanta point material.Liquid level by controlling filling tank 12 realizes the glass to forevacuum
Quantum dispensing is perfused in pipe 40, since quantum specific gravity for dispensing glue and water are close, theoretically can be filling 10 meters high under vacuum condition
Glass-tube, therefore can easily realize filling work, conventional products fill level is less than 600mm.The vacuum function of feed tank 13 is also
The fine gas bubbles in quantum dispensing can be effectively removed, have ensured the bubble not generated by heating in filling glass tube 40,
Product quality is ensured.
Referring to figure 3., baking mechanism 20 includes that vacuum tank 21, the protection gas tank 27 of infrared heating furnace the 22, the 4th and third are true
Sky pump 23, vacuum tank 21 are located in infrared heating furnace 22 and are connected to third vacuum pump 24, and several inflations are equipped in vacuum tank 21
Pipe 25, gas tube 25 are connected to the 4th protection gas tank 27, for filling protective gas by the 4th protection gas tank 27, guarantee vacuum tank
There is exact vacuum degree in 21, be more conducive to the progress of baking step.The inner wall of infrared heating furnace 22 is equipped with infrared heating
Boiler tube 221 issues infrared ray, carries out infrared heating, and infrared heating with can guarantee prolonged heating effect herein, and heating
Stablize.Protective gas is filled in gas tube 25 in vacuum tank 21, is herein nitrogen.Protective gas remains true in vacuum tank 21
Altitude effectively keeps any vacuum degree level 12 hours stable at one in baking process.Stone is additionally provided in vacuum tank 21
English bracket 26, quartz bracket 26 are used for support glass tube 40, glass tube 40 are maintained in vacuum tank 21, also acts as and plays glass
The function of pipe 40 peace and temperature.It is also wrapped on insulating layer 28 on 21 outer wall of vacuum tank, for keeping the temperature.
Referring to figure 4. with Fig. 5, enclosed mechanism 30 include conveyer belt 31, fixed frame 32, the first heating source 33, anneal chamber 34,
4th vacuum pump 35, third protection gas tank 36 and the second heating source 37, fixed frame 32 is fixed on conveyer belt 31, with transmission
Band 31 runs and moves.First heating source 33 is placed in the lower section of conveyer belt 31, for heating the glass tube placed on fixed frame 32
40, the open end of 33 heatable glass tube 40 of the first heating source melts open end, achievees the effect that sealing after cooling.The
Two heating sources 37 are placed in anneal chamber 34, and the 4th vacuum pump 35, third protection gas tank 36 are connected to anneal chamber 34, after sealing
Glass tube 40 is placed in anneal chamber 34, after the 4th vacuum pump 35 will vacuumize in anneal chamber 34, then passes through third protection gas tank 36
It is passed through protective gas, which is high pure nitrogen.Second heating source 37 anneals the heating of glass tube 40.Second heating
The temperature in source 37 is lower than the temperature of the first heating source 33, and thus heating, cooling process, achievees the purpose that annealing.First heating source
33 be oxyhydrogen generator, issues the oxyhydrogen flame of high temperature.Second heating source 37 is common heating device.Branch is set in anneal chamber 34
Support 38, glass tube 40 are placed on support frame 38.
The method for producing quantum dot striation by above-mentioned apparatus are as follows:
Quantum dispensing and glass tube 40, open at one end, the other end closing of glass tube 40 are provided, thus have open end with
Closed end is protruded into the open end of glass tube 40 in filling tank 12 by sealing block 122, opens the first vacuum pump 14 for filling tank 12
It vacuumizes.By the second vacuum pump 15 by the air partial vacuum in feed tank 13, then pass through the second protection gas tank 17 again
It is filled with high pure nitrogen protection gas into feed tank 13, protects in quantum dispensing and does not enter air and other impurities.Open liquor charging valve
19, feed tank 13 injects quantum dispensing into filling tank 13, filling since filling tank 12 and feed tank 13 are equally vacuum environments
Liquid level in tank 12 rises, and when the quantum dot glue position in filling tank 12 is higher than the open end of glass tube 40, quantum dispensing is by glass
The open end of glass pipe 40 is fitted into glass tube 40, and quantum dispensing opens the first protection gas tank 16 to filling tank 12 after being full of glass tube
In be filled with nitrogen, nitrogen enters the open end of glass tube 40, at the open end of glass tube 40 formed nitrogen embolism so that air
Do not enter in glass tube 40.The vacuum degree of filling tank 12 and feed tank 13 is held in 7*10-2Mpa-5*10-2Mpa, specially
6*10-2Mpa。
(in the moving process open end court of glass tube 40 will be placed in vacuum tank 21 equipped with quantum glass tube 40 for dispensing glue
Under), it opens third vacuum pump 24 and vacuumizes vacuum tank 21, be then turned on the 4th protection gas tank 27 in the gas tube of vacuum tank 21
It is filled with high pure nitrogen in 25, the furnace tubing 221 of infrared heating furnace 22 is opened, is warming up to 150 DEG C -200 DEG C, heating first is pre-
If the time, which is 2min-30min, and the quantum dispensing in glass tube 40 is heating and curing.In the present embodiment,
Glass tube 40 is placed on the quartz bracket 26 in vacuum tank 21, and quartz bracket 26 is used for support glass tube 40, and glass tube 40 is protected
It holds in vacuum tank 21, also acts as the function of playing 40 peace and temperature of glass tube.The vacuum degree of vacuum tank 21 is 0.7-1.0
Atmospheric pressure, specifically 0.8 atmospheric pressure.
Glass tube 40 is placed on fixed frame 32 by taking out in vacuum tank 21, the open end of glass tube 40 downward, is transmitted
Band 31 drives glass tube 40 at oxyhydrogen generator 33, the second preset time of open end of heatable glass tube 40, this is second pre-
If the time is 0.5min-10min, it is heated to the open end heating and melting sintering of glass tube 40, to achieve the purpose that sealing.Again
Glass tube 40 is placed in the anneal chamber 34 with the second heating source 37, the 4th vacuum pump 35 vacuumizes anneal chamber 34, then
Third protection gas tank 36 is filled with high pure nitrogen into anneal chamber 34, and the second heating source 37 is heated to 80 DEG C -90 DEG C, keeps the temperature third
Preset time, the third preset time are 0.5min-30min, are adjusted according to the state of glass tube 40.Second heating source 37
Temperature be lower than the first heating source 33 temperature, thus heating, cooling process, achievees the purpose that annealing.Glass tube 40 is taken out, i.e.,
Obtain quantum dot striation.The heating temperature of oxyhydrogen generator is 1900 DEG C -2100 DEG C.Second heating source is heated to 80 DEG C -90 DEG C.
It should be noted that being required in the filled subsequent step after of quantum dispensing by the opening of glass tube 40
It carries out downward, to prevent nitrogen from escaping from glass tube 40, and air enters in glass tube 40.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (5)
1. a kind of production method of quantum dot striation, which comprises the steps of:
There is provided the process units of quantum dot striation, comprising: filling mechanism, baking mechanism and enclosed mechanism, the filling mechanism
Including filling tank, feed tank, the first vacuum pump, the second vacuum pump and the first protection gas tank and the second protection gas tank, the filling
Tinning includes tank ontology and sealing block, and the tank ontology has opening, and the sealing block is located at the opening of the tank ontology simultaneously
Equipped with the first perforation, first perforation and the opening are concentric, and the filling tank and first protects gas tank and described the
The connection of one vacuum pump；The feed tank is connect with the filling tank by pipeline, and the pipeline is equipped with liquor charging valve, the feed flow
Tank is connected to the second protection gas tank and second vacuum pump；The baking mechanism include vacuum tank, infrared heating furnace,
4th protection gas tank and third vacuum pump, the vacuum tank are located in the infrared heating furnace and connect with the third vacuum pump
It is logical, several gas tubes are equipped in the vacuum tank, the gas tube is connected to the 4th protection gas tank；The enclosed mechanism packet
Include fixed frame, the first heating source, anneal chamber, the 4th vacuum pump, third protection gas tank and the second heating source, first heating
Source is placed in the lower section of the fixed frame；Second heating source is placed in the anneal chamber, third protection gas tank and the
Four vacuum pumps are connected to the anneal chamber；
Quantum dispensing and glass tube are provided, the glass tube is open at one end, other end closing, by the open end of the glass tube by
Sealing block protrudes into filling tank, opens the first vacuum pump and vacuumizes filling tank, opens the second vacuum pump and vacuumizes feed tank,
It is then turned on the second protection gas tank and is filled with nitrogen into feed tank, then open supplying valve, feed tank injection rate into filling tank
Sub- dispensing, when the quantum dot glue position in filling tank is higher than the open end of glass tube, quantum dispensing is filled by the open end of glass tube
Enter in glass tube, unlatching the first protection gas tank is filled with nitrogen into filling tank after quantum dispensing is full of glass tube, and nitrogen enters glass
Glass pipe forms nitrogen embolism in a glass tube；
It will be placed in vacuum tank equipped with quantum glass tube for dispensing glue, vacuum tank is vacuumized by third vacuum pump, is then passed through
4th protection gas tank is filled with protection gas in the gas tube of vacuum tank, and infrared heating furnace is warming up to 150 DEG C -200 DEG C, heating the
One preset time；
Glass tube is placed on fixed frame by taking out in vacuum tank, first the second preset time of heating source heatable glass tube will
The open end heating and melting of glass tube is sintered；
Glass tube is placed in the anneal chamber with the second heating source, the 4th vacuum pump vacuumizes anneal chamber, then by the
Three protection gas tanks are filled with protection gas in anneal chamber, and the second heating source is heated to 80 DEG C -90 DEG C, keeps the temperature third preset time,
Glass tube is taken out to get the quantum dot striation.
2. the production method of quantum dot striation according to claim 1, which is characterized in that be additionally provided with stone in the vacuum tank
English bracket, the glass tube are placed on the quartz bracket.
3. the production method of quantum dot striation according to claim 1, which is characterized in that the feed tank is evacuated to very
Reciprocal of duty cycle is 7*10-2Mpa-5*10-2Mpa。
4. the production method of quantum dot striation according to claim 1, which is characterized in that the protection gas is nitrogen, is filled
Enter to protect gas to vacuum tank or anneal chamber to reach 0.7-1.0 atmospheric pressure.
5. the production method of quantum dot striation according to claim 1, which is characterized in that first heating source is hydrogen-oxygen
Generator, the heating temperature of the oxyhydrogen generator are 1900 DEG C -2100 DEG C, are heated to the nozzle melting of the glass tube.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514288.3A CN106122776B (en) | 2016-06-30 | 2016-06-30 | The production method of quantum dot striation |
| PCT/CN2016/106438 WO2018000698A1 (en) | 2016-06-30 | 2016-11-18 | Quantum dot light bar production method and production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514288.3A CN106122776B (en) | 2016-06-30 | 2016-06-30 | The production method of quantum dot striation |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102220642A (en) * | 2011-04-30 | 2011-10-19 | 常州天合光能有限公司 | Method for improving conversion efficiency of polysilicon photovoltaic cells |
| CN103466933A (en) * | 2013-08-20 | 2013-12-25 | 宁波大学 | Extrusion device and method for extruding chalcogenide glass optical fiber perform with superposition method |
| CN103757184A (en) * | 2014-01-26 | 2014-04-30 | 万世泰金属工业（昆山）有限公司 | Vacuum electric annealing furnace |
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| KR102171590B1 (en) * | 2014-02-14 | 2020-10-30 | 삼성디스플레이 주식회사 | Backlight unit |
| CN104907224B (en) * | 2015-06-03 | 2017-04-12 | 宜昌劲森光电科技股份有限公司 | Glue pouring method for quantum dot colloid |
| CN105565264A (en) * | 2015-12-01 | 2016-05-11 | 苏州星烁纳米科技有限公司 | Quantum dot packaging body and application thereof |
| CN205914359U (en) * | 2016-06-30 | 2017-02-01 | 东莞轩朗实业有限公司 | Processing apparatus behind quantum dot striation |
| CN205917005U (en) * | 2016-06-30 | 2017-02-01 | 东莞轩朗实业有限公司 | Apparatus for producing of quantum dot striation |
| CN205916378U (en) * | 2016-06-30 | 2017-02-01 | 东莞轩朗实业有限公司 | Filling device is glued to quantum dot |
| CN106122776B (en) * | 2016-06-30 | 2019-01-25 | 东莞轩朗实业有限公司 | The production method of quantum dot striation |
| CN105947953B (en) * | 2016-06-30 | 2019-05-03 | 东莞轩朗实业有限公司 | The process units of quantum dot striation |
-
2016
- 2016-06-30 CN CN201610514288.3A patent/CN106122776B/en active Active
- 2016-11-18 WO PCT/CN2016/106438 patent/WO2018000698A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102220642A (en) * | 2011-04-30 | 2011-10-19 | 常州天合光能有限公司 | Method for improving conversion efficiency of polysilicon photovoltaic cells |
| CN103466933A (en) * | 2013-08-20 | 2013-12-25 | 宁波大学 | Extrusion device and method for extruding chalcogenide glass optical fiber perform with superposition method |
| CN103757184A (en) * | 2014-01-26 | 2014-04-30 | 万世泰金属工业（昆山）有限公司 | Vacuum electric annealing furnace |
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| WO2018000698A1 (en) | 2018-01-04 |
| CN106122776A (en) | 2016-11-16 |
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Denomination of invention: Production Method of Quantum Dot Strips Effective date of registration: 20231027 Granted publication date: 20190125 Pledgee: Bank of China Limited by Share Ltd. Heyuan branch Pledgor: GUANGDONG XUAN LANG INDUSTRIAL Co.,Ltd. Registration number: Y2023980062963 |
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