CN203307049U - Matched high-purity nitrogen system of controlled atmosphere aluminum brazing furnace - Google Patents
Matched high-purity nitrogen system of controlled atmosphere aluminum brazing furnace Download PDFInfo
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- CN203307049U CN203307049U CN2013203212633U CN201320321263U CN203307049U CN 203307049 U CN203307049 U CN 203307049U CN 2013203212633 U CN2013203212633 U CN 2013203212633U CN 201320321263 U CN201320321263 U CN 201320321263U CN 203307049 U CN203307049 U CN 203307049U
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- brazing furnace
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Abstract
The utility model discloses a matched high-purity nitrogen system of a controlled atmosphere aluminum brazing furnace, which belongs to the technical field of high-purity nitrogen preparation devices. The matched high-purity nitrogen system comprises an air compressor system, a compressed air purification system, an air storage tank, a pressure swing adsorption (PSA) device, a common nitrogen buffer filter system, a low-pressure common nitrogen supply system, a carbon deoxidization purification system, a high-purity nitrogen buffer filter system, a low-pressure high-purity nitrogen supply system, a low-pressure high-purity nitrogen pressure stabilizing system and the controlled atmosphere aluminum brazing furnace. The matched high-purity nitrogen system of the controlled atmosphere aluminum brazing furnace has the advantages of compact equipment layout, small occupied area, full-automatic operation, reliable operation, quick start and stop, low running cost, normal-temperature production, convenience in maintenance and the like, the outlet pressure of a high-purity nitrogen using point can be stably adjusted, the purity of nitrogen can be properly adjusted with flow, environmental pollution is avoided, and the matched high-purity nitrogen system can be used for efficiently preparing high-purity nitrogen on site.
Description
Technical field
The utility model belongs to High Purity Nitrogen device technique processed field, is specifically related to the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace.
Background technology
(Pressure Swing Adsorption is called for short: PSA) be a kind of advanced person's gas separation, have irreplaceable status aspect normal temperature nitrogen processed pressure-variable adsorption.The PSA swing adsorption nitrogen producing apparatus be one at normal temperatures from air, directly producing high-new, the energy-conservation isolation technique of nitrogen.
There are the shortcomings such as equipment is complicated, floor space is large, the equipment installation environment is strict, the electric power power consumption is large, level of automation is low, running cost is high in existing high pure nitrogen system processed, and the purity of nitrogen, flow, pressure can not carry out fine adjustment, and top hole pressure, flow etc. are all unstable.The finished product nitrogen outlet hypotony that conventional PSA two tower adsorber techniques are produced, finished product nitrogen outlet purity is too low, finished product nitrogen outlet dew point is excessively high, when strict to nitrogen pressure, flow, purity, dew point with gas point, and, while requiring the adjustable joint of a plurality of nitrogen air feed point top hole pressure, all can not meet client's processing requirement.
The utility model content
For the problem that prior art exists, the purpose of this utility model is to design the technical scheme that the supporting High Purity Nitrogen system of a kind of controlled atmosphere aluminum brazing furnace is provided.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that comprising air compressor system, compressed air purification system, air accumulator, PSA adsorber, general nitrogen buffering filtering system, the general nitrogen airing system of low pressure that pipeline successively connects, add carbon deoxidation purification system, high pure nitrogen buffering filtering system, low pressure high pure nitrogen airing system, low pressure high pure nitrogen voltage-stabilizing system and controlled atmosphere aluminum brazing furnace.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that described compressed air purification system comprises high-efficiency degreasing device, freezing type drier, air accurate filter, activated charcoal filter and the dust filter unit of pipeline connection successively.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that described PSA adsorber comprises the adsorber of two filling carbonaceous molecular sieves.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that described general nitrogen buffering filtering system comprises general nitrogen buffer tank and the general nitrogen accurate filter of pipeline connection successively.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, it is characterized in that the general nitrogen airing system of described low pressure comprises the first low pressure depressurized system, low pressure general nitrogen use gas point and the general nitrogen storage tank of low pressure of pipeline connection successively, the general nitrogen airing system of described low pressure pipeline connects general nitrogen blowdown system.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that the described cooling device of preheater, well heater, deoxygenator, High-efficient Water, accurate filter and the combination type drying machines that carbon deoxidation purification system comprises pipeline connection successively that add.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that described high pure nitrogen buffering filtering system comprises high pure nitrogen accurate filter and the high pure nitrogen surge tank of pipeline connection successively.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, it is characterized in that described low pressure high pure nitrogen airing system comprises the second low pressure depressurized system and the low pressure high pure nitrogen user point of pipeline connection successively, described low pressure high pure nitrogen airing system connects the high pure nitrogen blowdown system.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that described low pressure high pure nitrogen voltage-stabilizing system comprises low pressure high pure nitrogen storage tank and the self-supporting regulation valve of pipeline connection successively.
The supporting High Purity Nitrogen system of described controlled atmosphere aluminum brazing furnace, is characterized in that described low pressure high pure nitrogen voltage-stabilizing system pipeline connects the controlled atmosphere aluminum brazing furnace.
The utility model Successful Practice applies to " controlled atmosphere aluminum brazing furnace production line " case.Controlled atmosphere aluminum brazing furnace production line, what be mainly used in the workpiece such as aluminum water block, oil cooler, charge air cooler, warm braw, serpentine condenser, vaporizer, cocurrent flow type condenser, laminated evaporator, power station air cooling device wakes up with a start continuous braze welding under nitrogen protection atmosphere.
The supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace is manufactured for user's specialized designs, can be directly from high-purity nitrogen pressurized air, and its nitrogen gas purity can reach more than 99.9995%, and the nitrogen dew points at normal pressure reaches-70 ℃.
The supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace has international most advanced level, and the sources of hydrogen that nitrogen purifier need not be traditional only adopts carbon type catalyzing deoxidation agent.Device operates steadily, performance safety is reliable, easy to operate, power consumption is few, is the ideal equipment in nitrogen industry processed.
The supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace by nitrogen-making device with add the carbon sublimated matched with devices and form, the former makes preposition equipment, its effect is directly from pressurized air, producing raw nitrogen gas, purity can reach 99.99%, so just guarantees can export endlessly through the purification process of this covering device the nitrogen of high purity and rated capacity.
The outstanding feature of the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace is to set up a preheater (heat exchanger) in the import that adds the carbon sublimated device, and the waste heat returned as deoxygenator carrys out preheating material nitrogen, save energy consumption that can be by a relatively large margin.
The supporting High Purity Nitrogen system of above-mentioned controlled atmosphere aluminum brazing furnace, have that device layout compactness, floor space are little, unattended operation, reliable, rise stop fast, running cost is low, ordinary temperature production and the advantage such as easy to maintenance, and high pure nitrogen use gas point top hole pressure can stable regulation, the purity of nitrogen can suitably be regulated with flow, nonpollution environment is a kind of efficient scene high pure nitrogen device processed.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: the 1-air compressor system; The 2-compressed air purification system; The 201-high-efficiency degreasing device; The 202-freezing type drier; 203-air accurate filter; The 204-activated charcoal filter; The 205-dust filter unit; The 3-air accumulator; The 4-PSA adsorber; The general nitrogen buffering of 5-filtering system; The general nitrogen buffer tank of 501-; The general nitrogen accurate filter of 502-; The general nitrogen airing system of 6-low pressure; 601-the first low pressure depressurized system; The general nitrogen of 602-low pressure gas point; The general nitrogen storage tank of 603-low pressure; The general nitrogen blowdown system of 7-; 8-adds carbon deoxidation purification system; The 801-preheater; The 802-well heater; The 803-deoxygenator; The cooling device of 804-High-efficient Water; The 805-accurate filter; The 806-combination type drying machines; 9-high pure nitrogen buffering filtering system; 901-high-purity nitrogen accurate filter; 902-high-purity nitrogen surge tank; 10-low pressure high pure nitrogen airing system; 1001-the second low pressure depressurized system; 1002-low pressure high pure nitrogen gas point; 11-high pure nitrogen blowdown system; 12-low pressure high pure nitrogen voltage-stabilizing system; 1201-low pressure high pure nitrogen storage tank; The 1202-self-supporting regulation valve; 13-controlled atmosphere aluminum brazing furnace.
Embodiment
Below in conjunction with Figure of description, further illustrate the utility model.
As shown in the figure, the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace comprises the air compressor system 1 of pipeline connection successively, compressed air purification system 2, air accumulator 3, PSA adsorber 4, general nitrogen buffering filtering system 5, the general nitrogen airing system 6 of low pressure, add carbon deoxidation purification system 8, high pure nitrogen buffering filtering system 9, low pressure high pure nitrogen airing system 10, low pressure high pure nitrogen voltage-stabilizing system 12 and controlled atmosphere aluminum brazing furnace 13, on the general nitrogen airing system 6 of low pressure, go back pipeline and connect general nitrogen blowdown system 7, on low pressure high pure nitrogen airing system 10, go back pipeline and connect high pure nitrogen blowdown system 11.
Above-mentioned compressed air purification system 2 comprises high-efficiency degreasing device 201, freezing type drier 202, air accurate filter 203, activated charcoal filter 204 and the dust filter unit 205 of pipeline connection successively.
Between above-mentioned compressed air purification system 2 and PSA adsorber 4, be provided with air accumulator 3.
Above-mentioned PSA adsorber 4 comprises the adsorber of two filling carbonaceous molecular sieves, one group of control valve and a set of PLC controller.
Above-mentioned general nitrogen buffering filtering system 5 comprises general nitrogen buffer tank 501 and the general nitrogen accurate filter 502 of pipeline connection successively.
The general nitrogen airing system 6 of above-mentioned low pressure comprises the first low pressure depressurized system 601, the general nitrogen use of low pressure gas point 602 and the general nitrogen storage tank 603 of low pressure of pipeline connection successively, wherein on the first low pressure depressurized system 601, also connects general nitrogen blowdown system 7.
Above-mentioned add the cooling device 804 of preheater 801, well heater 802, deoxygenator 803, High-efficient Water, accurate filter 805 and the combination type drying machines 806 that carbon deoxidation purification system 8 comprises that pipeline successively connects.
Above-mentioned high pure nitrogen buffering filtering system 9 comprises high pure nitrogen accurate filter 901 and the high pure nitrogen surge tank 902 of pipeline connection successively.
Above-mentioned low pressure high pure nitrogen airing system 10 comprises that the second low pressure depressurized system 1001 and the low pressure high pure nitrogen user of pipeline connection put 1002 successively, also connects high pure nitrogen blowdown system 11 on described the second low pressure depressurized system 1001.
Above-mentioned low pressure high pure nitrogen voltage-stabilizing system 12 comprises low pressure high pure nitrogen storage tank 1201 and the self-supporting regulation valve 1202 of pipeline connection successively.
Above-mentioned self-supporting regulation valve 1202 connects controlled atmosphere aluminum brazing furnace 13.
During work, from air compressor system 1 pressurized air out, first through high-efficiency degreasing device 201, freezing type drier 202, air accurate filter 203, activated charcoal filter 204, dust filter unit 205, remove oil, water, dirt pressurized air, make compressed air pressure dew point, oil-contg, temperature, dust-laden filter footpath etc. meet the designing technique parameter request.Pressurized air through purifying treatment enters air accumulator 3, and then after air accumulator 3 voltage stabilizings, air is imported into PSA adsorber 4, carries out the separation of oxygen nitrogen.This separation system adopts the adsorber of two filling carbonaceous molecular sieves, and one group of valve and a PLC controller form.The on off state of valve completes by PLC controller and magnetic valve, and when adsorption tower was worked, pressurized air flow to from the adsorption tower bottom; Product nitrogen gas flows out from adsorption tower top, another tower desorption and regeneration, and two tower alternate cycles, thus produce continuously nitrogen.Product nitrogen gas enters nitrogen buffer tank 501 and obtain finished product nitrogen after general nitrogen accurate filter 502 filters.Nitrogen is after the first low pressure depressurized system 601 is adjusted, and be divided into two-way: a road enters general nitrogen blowdown system 7; Another road enters the general nitrogen use of low pressure gas point 602, then flows into the general nitrogen storage tank 603 of low pressure and stores.
From the general nitrogen storage tank 603 of low pressure nitrogen out, be introduced into preheater (heat exchanger) 801, after preheater 801 carries out the heat exchange intensification, heater via 802 heating again, nitrogen temperature is heated to 280～320 ℃, then entering auxiliary heaters in deoxygenator 803 is heated to 320 ℃ of left and right and carries out the deoxidation catalyzed reaction, in deoxygenator 803, filled C catalyst, in carbon and nitrogen, remaining oxygen at high temperature reacts the generation carbonic acid gas, it is cooling that high temperature nitrogen enters the cooling device 804 of High-efficient Water again, nitrogen temperature is dropped to normal temperature, after flowing into accurate filter 805 filtrations, by the combination type drying machines 806 of filling the 13X molecular sieve, remove moisture and carbonic acid gas again, after crossing 901 filtrations of high-purity nitrogen accurate filter, product nitrogen gas enters high-purity nitrogen surge tank 902.
High pure nitrogen is after the second low pressure high pure nitrogen depressurized system 1001 is adjusted, and be divided into two-way: a road enters high pure nitrogen blowdown system 11; Another road enters low pressure high pure nitrogen use gas point 1002, flows into low pressure high pure nitrogen storage tank 1201 and stores; After self-supporting regulation valve 1202 voltage stabilizings, enter controlled atmosphere aluminum brazing furnace 13; In the protective atmosphere production line, carry out continuously the soldering of aluminium matter product.
The preheater (heat exchanger) 801 arranged in adding carbon deoxidation purification system 8, the heat of nitrogen after deoxidation in recyclable deoxygenator 803, energy efficient more than 30% greatly.Simultaneously the cooling device 804 of High-efficient Water has adopted static mixer formula structure, has avoided conventional water cooler tubulation distortion and the failure problems that causes, the performance and the continuity operation that greatly improve device; The nitrogen gas purity finally obtained >=99.9995%, oxygen level≤5PPm, CO2≤10PPm, 0.5MPa(is adjustable for the nitrogen output pressure), nitrogen dew points at normal pressure≤-70 a ℃ grade meets the designing technique parameter request.
Add deoxygenator 803 in carbon deoxidation purification system 8 and adopt Double-Tower Structure, the using and the reserved, continuous, the reliability service of assurance equipment, carbon carries the basic perfect combustion of reductor, inclusion-free and carbon powder material in deoxidation tower after using fully, can directly add C catalyst, and adding carbon, to carry reductor convenient and swift.Can be according to the size of client's needs and on-the-spot applying working condition appropriate design deoxygenator, every tower periodically adds carbon and carries reductor, because adopting Double-Tower Structure, can in use change; Of a specified duration without worrying because of shutting down, cause the production line cost to increase.
Shown in the above and figure is only preferred implementation of the present utility model.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle, can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace, is characterized in that comprising air compressor system (1), compressed air purification system (2), air accumulator (3), PSA adsorber (4), general nitrogen buffering filtering system (5), the general nitrogen airing system of low pressure (6) that pipeline successively connects, add carbon deoxidation purification system (8), high pure nitrogen buffering filtering system (9), low pressure high pure nitrogen airing system (10), low pressure high pure nitrogen voltage-stabilizing system (12) and controlled atmosphere aluminum brazing furnace (13).
2. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described compressed air purification system (2) comprises high-efficiency degreasing device (201), freezing type drier (202), air accurate filter (203), activated charcoal filter (204) and the dust filter unit (205) of pipeline connection successively.
3. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described PSA adsorber (4) comprises the adsorber of two filling carbonaceous molecular sieves.
4. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described general nitrogen buffering filtering system (5) comprises general nitrogen buffer tank (501) and the general nitrogen accurate filter (502) of pipeline connection successively.
5. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, it is characterized in that the general nitrogen airing system of described low pressure (6) comprises the first low pressure depressurized system (601), the general nitrogen use of low pressure gas point (602) and the general nitrogen storage tank of low pressure (603) of pipeline connection successively, the general nitrogen airing system of described low pressure (6) pipeline connects general nitrogen blowdown system (7).
6. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described preheater (801), well heater (802), deoxygenator (803), the cooling device of High-efficient Water (804), accurate filter (805) and the combination type drying machines (806) that carbon deoxidation purification system (8) comprises pipeline connection successively that add.
7. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described high pure nitrogen buffering filtering system (9) comprises high pure nitrogen accurate filter (901) and the high pure nitrogen surge tank (902) of pipeline connection successively.
8. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, it is characterized in that described low pressure high pure nitrogen airing system (10) comprises the second low pressure depressurized system (1001) and the low pressure high pure nitrogen user point (1002) of pipeline connection successively, described low pressure high pure nitrogen airing system (10) connects high pure nitrogen blowdown system (11).
9. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described low pressure high pure nitrogen voltage-stabilizing system (12) comprises low pressure high pure nitrogen storage tank (1201) and the self-supporting regulation valve (1202) of pipeline connection successively.
10. the supporting High Purity Nitrogen system of controlled atmosphere aluminum brazing furnace as claimed in claim 1, is characterized in that described low pressure high pure nitrogen voltage-stabilizing system (12) pipeline connects controlled atmosphere aluminum brazing furnace (13).
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| CN2013203212633U CN203307049U (en) | 2013-06-05 | 2013-06-05 | Matched high-purity nitrogen system of controlled atmosphere aluminum brazing furnace |
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| CN2013203212633U CN203307049U (en) | 2013-06-05 | 2013-06-05 | Matched high-purity nitrogen system of controlled atmosphere aluminum brazing furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057168A (en) * | 2020-08-03 | 2022-02-18 | 浙江赛坲能源科技有限公司 | Low-cost high-efficient nitrogen purification supercharging equipment of peak staggering power consumption |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057168A (en) * | 2020-08-03 | 2022-02-18 | 浙江赛坲能源科技有限公司 | Low-cost high-efficient nitrogen purification supercharging equipment of peak staggering power consumption |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20160605 |