CN203553086U - Gas discharge system for infrared-heating quartz light tube - Google Patents
Gas discharge system for infrared-heating quartz light tube Download PDFInfo
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- CN203553086U CN203553086U CN201320728062.5U CN201320728062U CN203553086U CN 203553086 U CN203553086 U CN 203553086U CN 201320728062 U CN201320728062 U CN 201320728062U CN 203553086 U CN203553086 U CN 203553086U
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Abstract
The utility model discloses a gas discharge system for an infrared-heating quartz light tube. The system is composed of a vacuum loop and a gas charge loop. The vacuum loop comprises a rake-shaped pipe formed by a rake head pipe and a rake handle pipe. The rake head pipe comprises a plurality of branch pipes extending parallelly, and a discharge head is connected to each branch pipe. A vacuum pump is installed at an end part of the rake handle pipe, and a solenoid valve is installed on the rake handle pipe between the vacuum pump and the rake head pipe. One end of the gas charge loop is connected to the rake head pipe, and a pressure gauge and a high pressure valve are installed in a pipe of the gas charge loop. Three branch pipes are connected to pipes at the other end of the gas charge loop, and each branch pipe is connected to a gas pressure regulator. End openings of the three branch pipes are connected to a first steel cylinder, a second steel cylinder and a third steel cylinder respectively, and the first to the third steel cylinders hold a forming gas, a halogen filling gas and high purity argon respectively. The system is easy to operate, and the quality of a light tube is easily ensured. Thus the system is especially suitable for production of multi-purpose infrared-heating quartz light tubes.
Description
Technical field
The utility model relates to fluorescent tube and manufactures field, particularly relates to a kind of gas extraction system that infrared heating quartz burner is used of manufacturing.
Background technology
Infrared heating quartz burner comprises infrared heating halide-tungsten fluorescent lamp and carbon fiber strip lamp, the shell of fluorescent tube is the quartz glass tube with exhaust nozzle, the former adopts Halogen tungsten cycle principle to make, and the luminous element in fluorescent tube is tungsten filament, and the luminous element in the latter's fluorescent tube is carbon fiber filament.
The temperature of filament has determined the distribution of infrared radiation intensity wavelength.The colour temperature higher (1600～2500K) of halide-tungsten fluorescent lamp, radiation wavelength is distributed in shortwave (near-infrared) scope (0.78～1.4 μ m) and medium wave (in infrared) scope (1.4～3 μ m).The colour temperature of carbon fiber strip lamp is lower, is 800～1500K, and radiation wavelength is distributed as (3～12 μ m), belongs to long wave (far infrared) scope.
Infrared heating quartz burner, in the infrared heating baking technology field of the industry such as modern electronics, glass, photovoltaic, packing, semiconductor, printing, rubber, weaving, food, has been widely applied, and development prospect is very good.Various vacuum parts under existing infrared heating quartz burner gas extraction system, comprise that diffusion pump, pipeline, valve, vacuum gauge etc. are all glass structure.The defect of the gas extraction system of this glass structure is: production operation is inconvenient, bad mechanical strength, frangible dangerous, useful life is short, its vacuum seal performance is subject to the impact of variations in temperature, can not meet the multiduty infrared heating quartz burner of high-quality and manufacture needs.
Summary of the invention
The purpose of this utility model is to provide a kind of convenient operation, be specially adapted to the gas extraction system that multipurpose infrared heating quartz burner that the many specifications of small lot produce is used.
For this reason, the technical solution of the utility model is as follows:
An infrared heating quartz burner gas extraction system, is comprised of vacuum loop and inflation loop.
Described vacuum loop comprises a rake shape pipeline, it is comprised of drag head pipeline and rabble arm pipeline, described drag head pipeline has a plurality of parallel arms that stretch out, on each arm, respectively connect an exhaust head, at rabble arm pipe end, one vacuum pump is installed, on the rabble arm pipeline between vacuum pump and drag head pipeline, an electromagnetically operated valve is housed;
The one end in described inflation loop is connected on described drag head pipeline, on the pipeline in inflation loop 200, Pressure gauge and high pressure valve are installed, on the pipeline of the inflation loop other end, be connected with 3 bronchuses, on each bronchus, be respectively connected with a gas regulator, described 3 bronchial ports connect respectively the 1st～3rd steel cylinder that is loaded with shaping gas, halogen blanketing gas and high-purity argon gas.
Gas extraction system of the present utility model is easy to operate, fluorescent tube quality is easy to guarantee, is particularly suitable for multiduty infrared heating quartz burner and produces.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of infrared heating quartz burner gas extraction system of the present utility model;
Fig. 2 is the view for the treatment of exhaust infrared heating quartz burner;
Fig. 3 is the view of exhaust infrared heating quartz burner.
Embodiment
Below in conjunction with accompanying drawing, the composition of infrared heating quartz burner gas extraction system of the present utility model is elaborated.
As shown in Figure 1, gas extraction system of the present utility model is comprised of vacuum loop 100 and inflation loop 200.
The one end in described inflation loop 200 is connected on drag head pipeline, on the pipeline in inflation loop 200, Pressure gauge 9 and high pressure valve A are installed, on the pipeline of inflation loop 200 other ends, be connected with 3 bronchuses, on 3 bronchuses, be respectively connected with a gas regulator B1, B2 and B3,3 bronchial ports connect respectively the 1st～3rd steel cylinder 10～12 that is loaded with shaping gas, halogen blanketing gas and high-purity argon gas.
Below in conjunction with Fig. 1, Fig. 2 and Fig. 3, take halide-tungsten fluorescent lamp and the process of utilizing above-mentioned gas extraction system to carry out exhaust is elaborated as example, in this embodiment, the volume of steel cylinder 10～12 is 40L:
1) with spilling essence by clean without the envelope of quartz glass surface cleaning of the fluorescent tube 6 of small opening through check, then one by one the blast pipe 14 for the treatment of exhaust fluorescent tube 6 is inserted in exhaust head 7 successively, and lock exhaust head 7;
2) open the electromagnetically operated valve 3 of vacuum loop 100, fluorescent tube 6 is vacuumized;
3) electricity consumption spark coil leak detector detects the vacuum degree of gas extraction system, and when the discharge color of fluorescent tube 6 interior gases, presenting pale is that vacuum degree is qualified; When discharge color presents red, be defective, the fluorescent tube 6 that will leak gas is rejected;
4) shut electromagnetic valve 3, open the gas regulator B1 of shaping gas bomb 10, open high pressure valve A, and by shaping gas, (shaping gas is nitrogen and hydrogen mixture, consists of 75%N
2+ 25%H
2) be filled with in fluorescent tube.When pressure vacuum gauge 9 readings are about 0.05MPa, close high pressure valve 3, close the valve of shaping gas bomb 10; Then, connect the power supply of lighting a lamp, to remove the foreign gas of the interior filament 13 of fluorescent tube 6, some modulating voltage is 120% fluorescent tube volume magnitude of voltage, and the time of lighting a lamp is 5S; Light a lamp after end, open electromagnetically operated valve 3 and vacuumize;
5) shut electromagnetic valve 3, open the gas regulator B2 of halogen blanketing gas steel cylinder 11, open high pressure valve A, halogen blanketing gas is filled with in fluorescent tube, pressure vacuum gauge 9 readings approximately-0.02MPa, continue to rinse degasification, close afterwards high pressure valve A, open electromagnetically operated valve 3 and vacuumize;
6) by the method for step 3), again detect the vacuum degree of fluorescent tube 6, it is qualified presenting sky-blue; Then shut electromagnetic valve 3, open high pressure valve A and be filled with halogen blanketing gas, pressure vacuum gauge 9 readings approximately-during 0.02MPa, shut electromagnetic valve 3, closes halogen blanketing gas steel cylinder 12 valves;
7) adopt the torch gas flame blast pipe 14 of sealed-off fluorescent tube 6 one by one successively, the technique vestige that sealed-off stays is called exhaust nozzle 15, and the height of exhaust nozzle 15 is general≤3mm, puts into pallet by the fluorescent tube of drained gas 6 successively one by one;
8) extract the clout of the blast pipe 14 in exhaust head 7, complete exhaust process.
Claims (2)
1. an infrared heating quartz burner gas extraction system, is characterized in that: by vacuum loop (100) and inflation loop (200), formed,
Described vacuum loop (100) comprises a rake shape pipeline (5), it is comprised of drag head pipeline and rabble arm pipeline, described drag head pipeline has a plurality of parallel arms that stretch out, on each arm, respectively connect an exhaust head (7), at rabble arm pipe end, one vacuum pump (1) is installed, an electromagnetically operated valve (3) is housed on the rabble arm pipeline between vacuum pump (1) and drag head pipeline;
The one end in described inflation loop (200) is connected on described drag head pipeline, on the pipeline in inflation loop (200), Pressure gauge (9) and high pressure valve (A) are installed, on the pipeline of inflation loop (200) other end, be connected with 3 bronchuses, on each bronchus, be respectively connected with a gas regulator (B1, B2, B3), described 3 bronchial ports connect respectively the 1st～3rd steel cylinder (10,11,12) that is loaded with shaping gas, halogen blanketing gas and high-purity argon gas.
2. gas extraction system according to claim 1, is characterized in that: 1st～3 described steel cylinders are 40L gas bomb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320728062.5U CN203553086U (en) | 2013-11-13 | 2013-11-13 | Gas discharge system for infrared-heating quartz light tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320728062.5U CN203553086U (en) | 2013-11-13 | 2013-11-13 | Gas discharge system for infrared-heating quartz light tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203553086U true CN203553086U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320728062.5U Expired - Fee Related CN203553086U (en) | 2013-11-13 | 2013-11-13 | Gas discharge system for infrared-heating quartz light tube |
Country Status (1)
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| CN (1) | CN203553086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103560064A (en) * | 2013-11-13 | 2014-02-05 | 天津兰普里克照明电器有限公司 | Infrared heating quartz lamp tube exhaust system |
-
2013
- 2013-11-13 CN CN201320728062.5U patent/CN203553086U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103560064A (en) * | 2013-11-13 | 2014-02-05 | 天津兰普里克照明电器有限公司 | Infrared heating quartz lamp tube exhaust system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20211113 |